PackageManagerService.java revision b1e7776e2ca348ad734fdddc68d9bda6eb17c5e0
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_EPHEMERAL_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.ComponentInfo; 130import android.content.pm.InstantAppInfo; 131import android.content.pm.EphemeralRequest; 132import android.content.pm.EphemeralResolveInfo; 133import android.content.pm.EphemeralResponse; 134import android.content.pm.FallbackCategoryProvider; 135import android.content.pm.FeatureInfo; 136import android.content.pm.IOnPermissionsChangeListener; 137import android.content.pm.IPackageDataObserver; 138import android.content.pm.IPackageDeleteObserver; 139import android.content.pm.IPackageDeleteObserver2; 140import android.content.pm.IPackageInstallObserver2; 141import android.content.pm.IPackageInstaller; 142import android.content.pm.IPackageManager; 143import android.content.pm.IPackageMoveObserver; 144import android.content.pm.IPackageStatsObserver; 145import android.content.pm.InstrumentationInfo; 146import android.content.pm.IntentFilterVerificationInfo; 147import android.content.pm.KeySet; 148import android.content.pm.PackageCleanItem; 149import android.content.pm.PackageInfo; 150import android.content.pm.PackageInfoLite; 151import android.content.pm.PackageInstaller; 152import android.content.pm.PackageManager; 153import android.content.pm.PackageManager.LegacyPackageDeleteObserver; 154import android.content.pm.PackageManagerInternal; 155import android.content.pm.PackageParser; 156import android.content.pm.PackageParser.ActivityIntentInfo; 157import android.content.pm.PackageParser.PackageLite; 158import android.content.pm.PackageParser.PackageParserException; 159import android.content.pm.PackageStats; 160import android.content.pm.PackageUserState; 161import android.content.pm.ParceledListSlice; 162import android.content.pm.PermissionGroupInfo; 163import android.content.pm.PermissionInfo; 164import android.content.pm.ProviderInfo; 165import android.content.pm.ResolveInfo; 166import android.content.pm.ServiceInfo; 167import android.content.pm.SharedLibraryInfo; 168import android.content.pm.Signature; 169import android.content.pm.UserInfo; 170import android.content.pm.VerifierDeviceIdentity; 171import android.content.pm.VerifierInfo; 172import android.content.pm.VersionedPackage; 173import android.content.res.Resources; 174import android.graphics.Bitmap; 175import android.hardware.display.DisplayManager; 176import android.net.Uri; 177import android.os.Binder; 178import android.os.Build; 179import android.os.Bundle; 180import android.os.Debug; 181import android.os.Environment; 182import android.os.Environment.UserEnvironment; 183import android.os.FileUtils; 184import android.os.Handler; 185import android.os.IBinder; 186import android.os.Looper; 187import android.os.Message; 188import android.os.Parcel; 189import android.os.ParcelFileDescriptor; 190import android.os.PatternMatcher; 191import android.os.Process; 192import android.os.RemoteCallbackList; 193import android.os.RemoteException; 194import android.os.ResultReceiver; 195import android.os.SELinux; 196import android.os.ServiceManager; 197import android.os.ShellCallback; 198import android.os.SystemClock; 199import android.os.SystemProperties; 200import android.os.Trace; 201import android.os.UserHandle; 202import android.os.UserManager; 203import android.os.UserManagerInternal; 204import android.os.storage.IStorageManager; 205import android.os.storage.StorageManagerInternal; 206import android.os.storage.StorageEventListener; 207import android.os.storage.StorageManager; 208import android.os.storage.VolumeInfo; 209import android.os.storage.VolumeRecord; 210import android.provider.Settings.Global; 211import android.provider.Settings.Secure; 212import android.security.KeyStore; 213import android.security.SystemKeyStore; 214import android.system.ErrnoException; 215import android.system.Os; 216import android.text.TextUtils; 217import android.text.format.DateUtils; 218import android.util.ArrayMap; 219import android.util.ArraySet; 220import android.util.Base64; 221import android.util.DisplayMetrics; 222import android.util.EventLog; 223import android.util.ExceptionUtils; 224import android.util.Log; 225import android.util.LogPrinter; 226import android.util.MathUtils; 227import android.util.PackageUtils; 228import android.util.Pair; 229import android.util.PrintStreamPrinter; 230import android.util.Slog; 231import android.util.SparseArray; 232import android.util.SparseBooleanArray; 233import android.util.SparseIntArray; 234import android.util.Xml; 235import android.util.jar.StrictJarFile; 236import android.view.Display; 237 238import com.android.internal.R; 239import com.android.internal.annotations.GuardedBy; 240import com.android.internal.app.IMediaContainerService; 241import com.android.internal.app.ResolverActivity; 242import com.android.internal.content.NativeLibraryHelper; 243import com.android.internal.content.PackageHelper; 244import com.android.internal.logging.MetricsLogger; 245import com.android.internal.logging.nano.MetricsProto.MetricsEvent; 246import com.android.internal.os.IParcelFileDescriptorFactory; 247import com.android.internal.os.RoSystemProperties; 248import com.android.internal.os.SomeArgs; 249import com.android.internal.os.Zygote; 250import com.android.internal.telephony.CarrierAppUtils; 251import com.android.internal.util.ArrayUtils; 252import com.android.internal.util.FastPrintWriter; 253import com.android.internal.util.FastXmlSerializer; 254import com.android.internal.util.IndentingPrintWriter; 255import com.android.internal.util.Preconditions; 256import com.android.internal.util.XmlUtils; 257import com.android.server.AttributeCache; 258import com.android.server.BackgroundDexOptJobService; 259import com.android.server.EventLogTags; 260import com.android.server.FgThread; 261import com.android.server.IntentResolver; 262import com.android.server.LocalServices; 263import com.android.server.ServiceThread; 264import com.android.server.SystemConfig; 265import com.android.server.Watchdog; 266import com.android.server.net.NetworkPolicyManagerInternal; 267import com.android.server.pm.Installer.InstallerException; 268import com.android.server.pm.PermissionsState.PermissionState; 269import com.android.server.pm.Settings.DatabaseVersion; 270import com.android.server.pm.Settings.VersionInfo; 271import com.android.server.pm.dex.DexManager; 272import com.android.server.storage.DeviceStorageMonitorInternal; 273 274import dalvik.system.CloseGuard; 275import dalvik.system.DexFile; 276import dalvik.system.VMRuntime; 277 278import libcore.io.IoUtils; 279import libcore.util.EmptyArray; 280 281import org.xmlpull.v1.XmlPullParser; 282import org.xmlpull.v1.XmlPullParserException; 283import org.xmlpull.v1.XmlSerializer; 284 285import java.io.BufferedOutputStream; 286import java.io.BufferedReader; 287import java.io.ByteArrayInputStream; 288import java.io.ByteArrayOutputStream; 289import java.io.File; 290import java.io.FileDescriptor; 291import java.io.FileInputStream; 292import java.io.FileNotFoundException; 293import java.io.FileOutputStream; 294import java.io.FileReader; 295import java.io.FilenameFilter; 296import java.io.IOException; 297import java.io.PrintWriter; 298import java.nio.charset.StandardCharsets; 299import java.security.DigestInputStream; 300import java.security.MessageDigest; 301import java.security.NoSuchAlgorithmException; 302import java.security.PublicKey; 303import java.security.SecureRandom; 304import java.security.cert.Certificate; 305import java.security.cert.CertificateEncodingException; 306import java.security.cert.CertificateException; 307import java.text.SimpleDateFormat; 308import java.util.ArrayList; 309import java.util.Arrays; 310import java.util.Collection; 311import java.util.Collections; 312import java.util.Comparator; 313import java.util.Date; 314import java.util.HashSet; 315import java.util.HashMap; 316import java.util.Iterator; 317import java.util.List; 318import java.util.Map; 319import java.util.Objects; 320import java.util.Set; 321import java.util.concurrent.CountDownLatch; 322import java.util.concurrent.TimeUnit; 323import java.util.concurrent.atomic.AtomicBoolean; 324import java.util.concurrent.atomic.AtomicInteger; 325 326/** 327 * Keep track of all those APKs everywhere. 328 * <p> 329 * Internally there are two important locks: 330 * <ul> 331 * <li>{@link #mPackages} is used to guard all in-memory parsed package details 332 * and other related state. It is a fine-grained lock that should only be held 333 * momentarily, as it's one of the most contended locks in the system. 334 * <li>{@link #mInstallLock} is used to guard all {@code installd} access, whose 335 * operations typically involve heavy lifting of application data on disk. Since 336 * {@code installd} is single-threaded, and it's operations can often be slow, 337 * this lock should never be acquired while already holding {@link #mPackages}. 338 * Conversely, it's safe to acquire {@link #mPackages} momentarily while already 339 * holding {@link #mInstallLock}. 340 * </ul> 341 * Many internal methods rely on the caller to hold the appropriate locks, and 342 * this contract is expressed through method name suffixes: 343 * <ul> 344 * <li>fooLI(): the caller must hold {@link #mInstallLock} 345 * <li>fooLIF(): the caller must hold {@link #mInstallLock} and the package 346 * being modified must be frozen 347 * <li>fooLPr(): the caller must hold {@link #mPackages} for reading 348 * <li>fooLPw(): the caller must hold {@link #mPackages} for writing 349 * </ul> 350 * <p> 351 * Because this class is very central to the platform's security; please run all 352 * CTS and unit tests whenever making modifications: 353 * 354 * <pre> 355 * $ runtest -c android.content.pm.PackageManagerTests frameworks-core 356 * $ cts-tradefed run commandAndExit cts -m CtsAppSecurityHostTestCases 357 * </pre> 358 */ 359public class PackageManagerService extends IPackageManager.Stub { 360 static final String TAG = "PackageManager"; 361 static final boolean DEBUG_SETTINGS = false; 362 static final boolean DEBUG_PREFERRED = false; 363 static final boolean DEBUG_UPGRADE = false; 364 static final boolean DEBUG_DOMAIN_VERIFICATION = false; 365 private static final boolean DEBUG_BACKUP = false; 366 private static final boolean DEBUG_INSTALL = false; 367 private static final boolean DEBUG_REMOVE = false; 368 private static final boolean DEBUG_BROADCASTS = false; 369 private static final boolean DEBUG_SHOW_INFO = false; 370 private static final boolean DEBUG_PACKAGE_INFO = false; 371 private static final boolean DEBUG_INTENT_MATCHING = false; 372 private static final boolean DEBUG_PACKAGE_SCANNING = false; 373 private static final boolean DEBUG_VERIFY = false; 374 private static final boolean DEBUG_FILTERS = false; 375 376 // Debug output for dexopting. This is shared between PackageManagerService, OtaDexoptService 377 // and PackageDexOptimizer. All these classes have their own flag to allow switching a single 378 // user, but by default initialize to this. 379 public static final boolean DEBUG_DEXOPT = false; 380 381 private static final boolean DEBUG_ABI_SELECTION = false; 382 private static final boolean DEBUG_EPHEMERAL = Build.IS_DEBUGGABLE; 383 private static final boolean DEBUG_TRIAGED_MISSING = false; 384 private static final boolean DEBUG_APP_DATA = false; 385 386 /** REMOVE. According to Svet, this was only used to reset permissions during development. */ 387 static final boolean CLEAR_RUNTIME_PERMISSIONS_ON_UPGRADE = false; 388 389 private static final boolean DISABLE_EPHEMERAL_APPS = false; 390 private static final boolean HIDE_EPHEMERAL_APIS = false; 391 392 private static final boolean ENABLE_QUOTA = 393 SystemProperties.getBoolean("persist.fw.quota", false); 394 395 private static final int RADIO_UID = Process.PHONE_UID; 396 private static final int LOG_UID = Process.LOG_UID; 397 private static final int NFC_UID = Process.NFC_UID; 398 private static final int BLUETOOTH_UID = Process.BLUETOOTH_UID; 399 private static final int SHELL_UID = Process.SHELL_UID; 400 401 // Cap the size of permission trees that 3rd party apps can define 402 private static final int MAX_PERMISSION_TREE_FOOTPRINT = 32768; // characters of text 403 404 // Suffix used during package installation when copying/moving 405 // package apks to install directory. 406 private static final String INSTALL_PACKAGE_SUFFIX = "-"; 407 408 static final int SCAN_NO_DEX = 1<<1; 409 static final int SCAN_FORCE_DEX = 1<<2; 410 static final int SCAN_UPDATE_SIGNATURE = 1<<3; 411 static final int SCAN_NEW_INSTALL = 1<<4; 412 static final int SCAN_UPDATE_TIME = 1<<5; 413 static final int SCAN_BOOTING = 1<<6; 414 static final int SCAN_TRUSTED_OVERLAY = 1<<7; 415 static final int SCAN_DELETE_DATA_ON_FAILURES = 1<<8; 416 static final int SCAN_REPLACING = 1<<9; 417 static final int SCAN_REQUIRE_KNOWN = 1<<10; 418 static final int SCAN_MOVE = 1<<11; 419 static final int SCAN_INITIAL = 1<<12; 420 static final int SCAN_CHECK_ONLY = 1<<13; 421 static final int SCAN_DONT_KILL_APP = 1<<14; 422 static final int SCAN_IGNORE_FROZEN = 1<<15; 423 static final int REMOVE_CHATTY = 1<<16; 424 static final int SCAN_FIRST_BOOT_OR_UPGRADE = 1<<17; 425 426 private static final String STATIC_SHARED_LIB_DELIMITER = "_"; 427 428 private static final int[] EMPTY_INT_ARRAY = new int[0]; 429 430 /** 431 * Timeout (in milliseconds) after which the watchdog should declare that 432 * our handler thread is wedged. The usual default for such things is one 433 * minute but we sometimes do very lengthy I/O operations on this thread, 434 * such as installing multi-gigabyte applications, so ours needs to be longer. 435 */ 436 private static final long WATCHDOG_TIMEOUT = 1000*60*10; // ten minutes 437 438 /** 439 * Wall-clock timeout (in milliseconds) after which we *require* that an fstrim 440 * be run on this device. We use the value in the Settings.Global.MANDATORY_FSTRIM_INTERVAL 441 * settings entry if available, otherwise we use the hardcoded default. If it's been 442 * more than this long since the last fstrim, we force one during the boot sequence. 443 * 444 * This backstops other fstrim scheduling: if the device is alive at midnight+idle, 445 * one gets run at the next available charging+idle time. This final mandatory 446 * no-fstrim check kicks in only of the other scheduling criteria is never met. 447 */ 448 private static final long DEFAULT_MANDATORY_FSTRIM_INTERVAL = 3 * DateUtils.DAY_IN_MILLIS; 449 450 /** 451 * Whether verification is enabled by default. 452 */ 453 private static final boolean DEFAULT_VERIFY_ENABLE = true; 454 455 /** 456 * The default maximum time to wait for the verification agent to return in 457 * milliseconds. 458 */ 459 private static final long DEFAULT_VERIFICATION_TIMEOUT = 10 * 1000; 460 461 /** 462 * The default response for package verification timeout. 463 * 464 * This can be either PackageManager.VERIFICATION_ALLOW or 465 * PackageManager.VERIFICATION_REJECT. 466 */ 467 private static final int DEFAULT_VERIFICATION_RESPONSE = PackageManager.VERIFICATION_ALLOW; 468 469 static final String PLATFORM_PACKAGE_NAME = "android"; 470 471 static final String DEFAULT_CONTAINER_PACKAGE = "com.android.defcontainer"; 472 473 static final ComponentName DEFAULT_CONTAINER_COMPONENT = new ComponentName( 474 DEFAULT_CONTAINER_PACKAGE, 475 "com.android.defcontainer.DefaultContainerService"); 476 477 private static final String KILL_APP_REASON_GIDS_CHANGED = 478 "permission grant or revoke changed gids"; 479 480 private static final String KILL_APP_REASON_PERMISSIONS_REVOKED = 481 "permissions revoked"; 482 483 private static final String PACKAGE_MIME_TYPE = "application/vnd.android.package-archive"; 484 485 private static final String PACKAGE_SCHEME = "package"; 486 487 private static final String VENDOR_OVERLAY_DIR = "/vendor/overlay"; 488 /** 489 * If VENDOR_OVERLAY_THEME_PROPERTY is set, search for runtime resource overlay APKs also in 490 * VENDOR_OVERLAY_DIR/<value of VENDOR_OVERLAY_THEME_PROPERTY> in addition to 491 * VENDOR_OVERLAY_DIR. 492 */ 493 private static final String VENDOR_OVERLAY_THEME_PROPERTY = "ro.boot.vendor.overlay.theme"; 494 /** 495 * Same as VENDOR_OVERLAY_THEME_PROPERTY, except persistent. If set will override whatever 496 * is in VENDOR_OVERLAY_THEME_PROPERTY. 497 */ 498 private static final String VENDOR_OVERLAY_THEME_PERSIST_PROPERTY 499 = "persist.vendor.overlay.theme"; 500 501 /** Permission grant: not grant the permission. */ 502 private static final int GRANT_DENIED = 1; 503 504 /** Permission grant: grant the permission as an install permission. */ 505 private static final int GRANT_INSTALL = 2; 506 507 /** Permission grant: grant the permission as a runtime one. */ 508 private static final int GRANT_RUNTIME = 3; 509 510 /** Permission grant: grant as runtime a permission that was granted as an install time one. */ 511 private static final int GRANT_UPGRADE = 4; 512 513 /** Canonical intent used to identify what counts as a "web browser" app */ 514 private static final Intent sBrowserIntent; 515 static { 516 sBrowserIntent = new Intent(); 517 sBrowserIntent.setAction(Intent.ACTION_VIEW); 518 sBrowserIntent.addCategory(Intent.CATEGORY_BROWSABLE); 519 sBrowserIntent.setData(Uri.parse("http:")); 520 } 521 522 /** 523 * The set of all protected actions [i.e. those actions for which a high priority 524 * intent filter is disallowed]. 525 */ 526 private static final Set<String> PROTECTED_ACTIONS = new ArraySet<>(); 527 static { 528 PROTECTED_ACTIONS.add(Intent.ACTION_SEND); 529 PROTECTED_ACTIONS.add(Intent.ACTION_SENDTO); 530 PROTECTED_ACTIONS.add(Intent.ACTION_SEND_MULTIPLE); 531 PROTECTED_ACTIONS.add(Intent.ACTION_VIEW); 532 } 533 534 // Compilation reasons. 535 public static final int REASON_FIRST_BOOT = 0; 536 public static final int REASON_BOOT = 1; 537 public static final int REASON_INSTALL = 2; 538 public static final int REASON_BACKGROUND_DEXOPT = 3; 539 public static final int REASON_AB_OTA = 4; 540 public static final int REASON_NON_SYSTEM_LIBRARY = 5; 541 public static final int REASON_SHARED_APK = 6; 542 public static final int REASON_FORCED_DEXOPT = 7; 543 public static final int REASON_CORE_APP = 8; 544 545 public static final int REASON_LAST = REASON_CORE_APP; 546 547 /** Special library name that skips shared libraries check during compilation. */ 548 private static final String SKIP_SHARED_LIBRARY_CHECK = "&"; 549 550 /** All dangerous permission names in the same order as the events in MetricsEvent */ 551 private static final List<String> ALL_DANGEROUS_PERMISSIONS = Arrays.asList( 552 Manifest.permission.READ_CALENDAR, 553 Manifest.permission.WRITE_CALENDAR, 554 Manifest.permission.CAMERA, 555 Manifest.permission.READ_CONTACTS, 556 Manifest.permission.WRITE_CONTACTS, 557 Manifest.permission.GET_ACCOUNTS, 558 Manifest.permission.ACCESS_FINE_LOCATION, 559 Manifest.permission.ACCESS_COARSE_LOCATION, 560 Manifest.permission.RECORD_AUDIO, 561 Manifest.permission.READ_PHONE_STATE, 562 Manifest.permission.CALL_PHONE, 563 Manifest.permission.READ_CALL_LOG, 564 Manifest.permission.WRITE_CALL_LOG, 565 Manifest.permission.ADD_VOICEMAIL, 566 Manifest.permission.USE_SIP, 567 Manifest.permission.PROCESS_OUTGOING_CALLS, 568 Manifest.permission.READ_CELL_BROADCASTS, 569 Manifest.permission.BODY_SENSORS, 570 Manifest.permission.SEND_SMS, 571 Manifest.permission.RECEIVE_SMS, 572 Manifest.permission.READ_SMS, 573 Manifest.permission.RECEIVE_WAP_PUSH, 574 Manifest.permission.RECEIVE_MMS, 575 Manifest.permission.READ_EXTERNAL_STORAGE, 576 Manifest.permission.WRITE_EXTERNAL_STORAGE, 577 Manifest.permission.READ_PHONE_NUMBER); 578 579 580 /** 581 * Version number for the package parser cache. Increment this whenever the format or 582 * extent of cached data changes. See {@code PackageParser#setCacheDir}. 583 */ 584 private static final String PACKAGE_PARSER_CACHE_VERSION = "1"; 585 586 /** 587 * Whether the package parser cache is enabled. 588 */ 589 private static final boolean DEFAULT_PACKAGE_PARSER_CACHE_ENABLED = true; 590 591 final ServiceThread mHandlerThread; 592 593 final PackageHandler mHandler; 594 595 private final ProcessLoggingHandler mProcessLoggingHandler; 596 597 /** 598 * Messages for {@link #mHandler} that need to wait for system ready before 599 * being dispatched. 600 */ 601 private ArrayList<Message> mPostSystemReadyMessages; 602 603 final int mSdkVersion = Build.VERSION.SDK_INT; 604 605 final Context mContext; 606 final boolean mFactoryTest; 607 final boolean mOnlyCore; 608 final DisplayMetrics mMetrics; 609 final int mDefParseFlags; 610 final String[] mSeparateProcesses; 611 final boolean mIsUpgrade; 612 final boolean mIsPreNUpgrade; 613 final boolean mIsPreNMR1Upgrade; 614 615 @GuardedBy("mPackages") 616 private boolean mDexOptDialogShown; 617 618 /** The location for ASEC container files on internal storage. */ 619 final String mAsecInternalPath; 620 621 // Used for privilege escalation. MUST NOT BE CALLED WITH mPackages 622 // LOCK HELD. Can be called with mInstallLock held. 623 @GuardedBy("mInstallLock") 624 final Installer mInstaller; 625 626 /** Directory where installed third-party apps stored */ 627 final File mAppInstallDir; 628 final File mEphemeralInstallDir; 629 630 /** 631 * Directory to which applications installed internally have their 632 * 32 bit native libraries copied. 633 */ 634 private File mAppLib32InstallDir; 635 636 // Directory containing the private parts (e.g. code and non-resource assets) of forward-locked 637 // apps. 638 final File mDrmAppPrivateInstallDir; 639 640 // ---------------------------------------------------------------- 641 642 // Lock for state used when installing and doing other long running 643 // operations. Methods that must be called with this lock held have 644 // the suffix "LI". 645 final Object mInstallLock = new Object(); 646 647 // ---------------------------------------------------------------- 648 649 // Keys are String (package name), values are Package. This also serves 650 // as the lock for the global state. Methods that must be called with 651 // this lock held have the prefix "LP". 652 @GuardedBy("mPackages") 653 final ArrayMap<String, PackageParser.Package> mPackages = 654 new ArrayMap<String, PackageParser.Package>(); 655 656 final ArrayMap<String, Set<String>> mKnownCodebase = 657 new ArrayMap<String, Set<String>>(); 658 659 // Tracks available target package names -> overlay package paths. 660 final ArrayMap<String, ArrayMap<String, PackageParser.Package>> mOverlays = 661 new ArrayMap<String, ArrayMap<String, PackageParser.Package>>(); 662 663 /** 664 * Tracks new system packages [received in an OTA] that we expect to 665 * find updated user-installed versions. Keys are package name, values 666 * are package location. 667 */ 668 final private ArrayMap<String, File> mExpectingBetter = new ArrayMap<>(); 669 /** 670 * Tracks high priority intent filters for protected actions. During boot, certain 671 * filter actions are protected and should never be allowed to have a high priority 672 * intent filter for them. However, there is one, and only one exception -- the 673 * setup wizard. It must be able to define a high priority intent filter for these 674 * actions to ensure there are no escapes from the wizard. We need to delay processing 675 * of these during boot as we need to look at all of the system packages in order 676 * to know which component is the setup wizard. 677 */ 678 private final List<PackageParser.ActivityIntentInfo> mProtectedFilters = new ArrayList<>(); 679 /** 680 * Whether or not processing protected filters should be deferred. 681 */ 682 private boolean mDeferProtectedFilters = true; 683 684 /** 685 * Tracks existing system packages prior to receiving an OTA. Keys are package name. 686 */ 687 final private ArraySet<String> mExistingSystemPackages = new ArraySet<>(); 688 /** 689 * Whether or not system app permissions should be promoted from install to runtime. 690 */ 691 boolean mPromoteSystemApps; 692 693 @GuardedBy("mPackages") 694 final Settings mSettings; 695 696 /** 697 * Set of package names that are currently "frozen", which means active 698 * surgery is being done on the code/data for that package. The platform 699 * will refuse to launch frozen packages to avoid race conditions. 700 * 701 * @see PackageFreezer 702 */ 703 @GuardedBy("mPackages") 704 final ArraySet<String> mFrozenPackages = new ArraySet<>(); 705 706 final ProtectedPackages mProtectedPackages; 707 708 boolean mFirstBoot; 709 710 PackageManagerInternal.ExternalSourcesPolicy mExternalSourcesPolicy; 711 712 // System configuration read by SystemConfig. 713 final int[] mGlobalGids; 714 final SparseArray<ArraySet<String>> mSystemPermissions; 715 @GuardedBy("mAvailableFeatures") 716 final ArrayMap<String, FeatureInfo> mAvailableFeatures; 717 718 // If mac_permissions.xml was found for seinfo labeling. 719 boolean mFoundPolicyFile; 720 721 private final InstantAppRegistry mInstantAppRegistry; 722 723 public static final class SharedLibraryEntry { 724 public final String path; 725 public final String apk; 726 public final SharedLibraryInfo info; 727 728 SharedLibraryEntry(String _path, String _apk, String name, int version, int type, 729 String declaringPackageName, int declaringPackageVersionCode) { 730 path = _path; 731 apk = _apk; 732 info = new SharedLibraryInfo(name, version, type, new VersionedPackage( 733 declaringPackageName, declaringPackageVersionCode), null); 734 } 735 } 736 737 // Currently known shared libraries. 738 final ArrayMap<String, SparseArray<SharedLibraryEntry>> mSharedLibraries = new ArrayMap<>(); 739 final ArrayMap<String, SparseArray<SharedLibraryEntry>> mStaticLibsByDeclaringPackage = 740 new ArrayMap<>(); 741 742 // All available activities, for your resolving pleasure. 743 final ActivityIntentResolver mActivities = 744 new ActivityIntentResolver(); 745 746 // All available receivers, for your resolving pleasure. 747 final ActivityIntentResolver mReceivers = 748 new ActivityIntentResolver(); 749 750 // All available services, for your resolving pleasure. 751 final ServiceIntentResolver mServices = new ServiceIntentResolver(); 752 753 // All available providers, for your resolving pleasure. 754 final ProviderIntentResolver mProviders = new ProviderIntentResolver(); 755 756 // Mapping from provider base names (first directory in content URI codePath) 757 // to the provider information. 758 final ArrayMap<String, PackageParser.Provider> mProvidersByAuthority = 759 new ArrayMap<String, PackageParser.Provider>(); 760 761 // Mapping from instrumentation class names to info about them. 762 final ArrayMap<ComponentName, PackageParser.Instrumentation> mInstrumentation = 763 new ArrayMap<ComponentName, PackageParser.Instrumentation>(); 764 765 // Mapping from permission names to info about them. 766 final ArrayMap<String, PackageParser.PermissionGroup> mPermissionGroups = 767 new ArrayMap<String, PackageParser.PermissionGroup>(); 768 769 // Packages whose data we have transfered into another package, thus 770 // should no longer exist. 771 final ArraySet<String> mTransferedPackages = new ArraySet<String>(); 772 773 // Broadcast actions that are only available to the system. 774 final ArraySet<String> mProtectedBroadcasts = new ArraySet<String>(); 775 776 /** List of packages waiting for verification. */ 777 final SparseArray<PackageVerificationState> mPendingVerification 778 = new SparseArray<PackageVerificationState>(); 779 780 /** Set of packages associated with each app op permission. */ 781 final ArrayMap<String, ArraySet<String>> mAppOpPermissionPackages = new ArrayMap<>(); 782 783 final PackageInstallerService mInstallerService; 784 785 private final PackageDexOptimizer mPackageDexOptimizer; 786 // DexManager handles the usage of dex files (e.g. secondary files, whether or not a package 787 // is used by other apps). 788 private final DexManager mDexManager; 789 790 private AtomicInteger mNextMoveId = new AtomicInteger(); 791 private final MoveCallbacks mMoveCallbacks; 792 793 private final OnPermissionChangeListeners mOnPermissionChangeListeners; 794 795 // Cache of users who need badging. 796 SparseBooleanArray mUserNeedsBadging = new SparseBooleanArray(); 797 798 /** Token for keys in mPendingVerification. */ 799 private int mPendingVerificationToken = 0; 800 801 volatile boolean mSystemReady; 802 volatile boolean mSafeMode; 803 volatile boolean mHasSystemUidErrors; 804 805 ApplicationInfo mAndroidApplication; 806 final ActivityInfo mResolveActivity = new ActivityInfo(); 807 final ResolveInfo mResolveInfo = new ResolveInfo(); 808 ComponentName mResolveComponentName; 809 PackageParser.Package mPlatformPackage; 810 ComponentName mCustomResolverComponentName; 811 812 boolean mResolverReplaced = false; 813 814 private final @Nullable ComponentName mIntentFilterVerifierComponent; 815 private final @Nullable IntentFilterVerifier<ActivityIntentInfo> mIntentFilterVerifier; 816 817 private int mIntentFilterVerificationToken = 0; 818 819 /** The service connection to the ephemeral resolver */ 820 final EphemeralResolverConnection mEphemeralResolverConnection; 821 822 /** Component used to install ephemeral applications */ 823 ComponentName mEphemeralInstallerComponent; 824 final ActivityInfo mEphemeralInstallerActivity = new ActivityInfo(); 825 final ResolveInfo mEphemeralInstallerInfo = new ResolveInfo(); 826 827 final SparseArray<IntentFilterVerificationState> mIntentFilterVerificationStates 828 = new SparseArray<IntentFilterVerificationState>(); 829 830 final DefaultPermissionGrantPolicy mDefaultPermissionPolicy; 831 832 // List of packages names to keep cached, even if they are uninstalled for all users 833 private List<String> mKeepUninstalledPackages; 834 835 private UserManagerInternal mUserManagerInternal; 836 837 private File mCacheDir; 838 839 private ArraySet<String> mPrivappPermissionsViolations; 840 841 private static class IFVerificationParams { 842 PackageParser.Package pkg; 843 boolean replacing; 844 int userId; 845 int verifierUid; 846 847 public IFVerificationParams(PackageParser.Package _pkg, boolean _replacing, 848 int _userId, int _verifierUid) { 849 pkg = _pkg; 850 replacing = _replacing; 851 userId = _userId; 852 replacing = _replacing; 853 verifierUid = _verifierUid; 854 } 855 } 856 857 private interface IntentFilterVerifier<T extends IntentFilter> { 858 boolean addOneIntentFilterVerification(int verifierId, int userId, int verificationId, 859 T filter, String packageName); 860 void startVerifications(int userId); 861 void receiveVerificationResponse(int verificationId); 862 } 863 864 private class IntentVerifierProxy implements IntentFilterVerifier<ActivityIntentInfo> { 865 private Context mContext; 866 private ComponentName mIntentFilterVerifierComponent; 867 private ArrayList<Integer> mCurrentIntentFilterVerifications = new ArrayList<Integer>(); 868 869 public IntentVerifierProxy(Context context, ComponentName verifierComponent) { 870 mContext = context; 871 mIntentFilterVerifierComponent = verifierComponent; 872 } 873 874 private String getDefaultScheme() { 875 return IntentFilter.SCHEME_HTTPS; 876 } 877 878 @Override 879 public void startVerifications(int userId) { 880 // Launch verifications requests 881 int count = mCurrentIntentFilterVerifications.size(); 882 for (int n=0; n<count; n++) { 883 int verificationId = mCurrentIntentFilterVerifications.get(n); 884 final IntentFilterVerificationState ivs = 885 mIntentFilterVerificationStates.get(verificationId); 886 887 String packageName = ivs.getPackageName(); 888 889 ArrayList<PackageParser.ActivityIntentInfo> filters = ivs.getFilters(); 890 final int filterCount = filters.size(); 891 ArraySet<String> domainsSet = new ArraySet<>(); 892 for (int m=0; m<filterCount; m++) { 893 PackageParser.ActivityIntentInfo filter = filters.get(m); 894 domainsSet.addAll(filter.getHostsList()); 895 } 896 synchronized (mPackages) { 897 if (mSettings.createIntentFilterVerificationIfNeededLPw( 898 packageName, domainsSet) != null) { 899 scheduleWriteSettingsLocked(); 900 } 901 } 902 sendVerificationRequest(userId, verificationId, ivs); 903 } 904 mCurrentIntentFilterVerifications.clear(); 905 } 906 907 private void sendVerificationRequest(int userId, int verificationId, 908 IntentFilterVerificationState ivs) { 909 910 Intent verificationIntent = new Intent(Intent.ACTION_INTENT_FILTER_NEEDS_VERIFICATION); 911 verificationIntent.putExtra( 912 PackageManager.EXTRA_INTENT_FILTER_VERIFICATION_ID, 913 verificationId); 914 verificationIntent.putExtra( 915 PackageManager.EXTRA_INTENT_FILTER_VERIFICATION_URI_SCHEME, 916 getDefaultScheme()); 917 verificationIntent.putExtra( 918 PackageManager.EXTRA_INTENT_FILTER_VERIFICATION_HOSTS, 919 ivs.getHostsString()); 920 verificationIntent.putExtra( 921 PackageManager.EXTRA_INTENT_FILTER_VERIFICATION_PACKAGE_NAME, 922 ivs.getPackageName()); 923 verificationIntent.setComponent(mIntentFilterVerifierComponent); 924 verificationIntent.addFlags(Intent.FLAG_RECEIVER_FOREGROUND); 925 926 UserHandle user = new UserHandle(userId); 927 mContext.sendBroadcastAsUser(verificationIntent, user); 928 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 929 "Sending IntentFilter verification broadcast"); 930 } 931 932 public void receiveVerificationResponse(int verificationId) { 933 IntentFilterVerificationState ivs = mIntentFilterVerificationStates.get(verificationId); 934 935 final boolean verified = ivs.isVerified(); 936 937 ArrayList<PackageParser.ActivityIntentInfo> filters = ivs.getFilters(); 938 final int count = filters.size(); 939 if (DEBUG_DOMAIN_VERIFICATION) { 940 Slog.i(TAG, "Received verification response " + verificationId 941 + " for " + count + " filters, verified=" + verified); 942 } 943 for (int n=0; n<count; n++) { 944 PackageParser.ActivityIntentInfo filter = filters.get(n); 945 filter.setVerified(verified); 946 947 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, "IntentFilter " + filter.toString() 948 + " verified with result:" + verified + " and hosts:" 949 + ivs.getHostsString()); 950 } 951 952 mIntentFilterVerificationStates.remove(verificationId); 953 954 final String packageName = ivs.getPackageName(); 955 IntentFilterVerificationInfo ivi = null; 956 957 synchronized (mPackages) { 958 ivi = mSettings.getIntentFilterVerificationLPr(packageName); 959 } 960 if (ivi == null) { 961 Slog.w(TAG, "IntentFilterVerificationInfo not found for verificationId:" 962 + verificationId + " packageName:" + packageName); 963 return; 964 } 965 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 966 "Updating IntentFilterVerificationInfo for package " + packageName 967 +" verificationId:" + verificationId); 968 969 synchronized (mPackages) { 970 if (verified) { 971 ivi.setStatus(INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS); 972 } else { 973 ivi.setStatus(INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK); 974 } 975 scheduleWriteSettingsLocked(); 976 977 final int userId = ivs.getUserId(); 978 if (userId != UserHandle.USER_ALL) { 979 final int userStatus = 980 mSettings.getIntentFilterVerificationStatusLPr(packageName, userId); 981 982 int updatedStatus = INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED; 983 boolean needUpdate = false; 984 985 // We cannot override the STATUS_ALWAYS / STATUS_NEVER states if they have 986 // already been set by the User thru the Disambiguation dialog 987 switch (userStatus) { 988 case INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED: 989 if (verified) { 990 updatedStatus = INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS; 991 } else { 992 updatedStatus = INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK; 993 } 994 needUpdate = true; 995 break; 996 997 case INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK: 998 if (verified) { 999 updatedStatus = INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS; 1000 needUpdate = true; 1001 } 1002 break; 1003 1004 default: 1005 // Nothing to do 1006 } 1007 1008 if (needUpdate) { 1009 mSettings.updateIntentFilterVerificationStatusLPw( 1010 packageName, updatedStatus, userId); 1011 scheduleWritePackageRestrictionsLocked(userId); 1012 } 1013 } 1014 } 1015 } 1016 1017 @Override 1018 public boolean addOneIntentFilterVerification(int verifierUid, int userId, int verificationId, 1019 ActivityIntentInfo filter, String packageName) { 1020 if (!hasValidDomains(filter)) { 1021 return false; 1022 } 1023 IntentFilterVerificationState ivs = mIntentFilterVerificationStates.get(verificationId); 1024 if (ivs == null) { 1025 ivs = createDomainVerificationState(verifierUid, userId, verificationId, 1026 packageName); 1027 } 1028 if (DEBUG_DOMAIN_VERIFICATION) { 1029 Slog.d(TAG, "Adding verification filter for " + packageName + ": " + filter); 1030 } 1031 ivs.addFilter(filter); 1032 return true; 1033 } 1034 1035 private IntentFilterVerificationState createDomainVerificationState(int verifierUid, 1036 int userId, int verificationId, String packageName) { 1037 IntentFilterVerificationState ivs = new IntentFilterVerificationState( 1038 verifierUid, userId, packageName); 1039 ivs.setPendingState(); 1040 synchronized (mPackages) { 1041 mIntentFilterVerificationStates.append(verificationId, ivs); 1042 mCurrentIntentFilterVerifications.add(verificationId); 1043 } 1044 return ivs; 1045 } 1046 } 1047 1048 private static boolean hasValidDomains(ActivityIntentInfo filter) { 1049 return filter.hasCategory(Intent.CATEGORY_BROWSABLE) 1050 && (filter.hasDataScheme(IntentFilter.SCHEME_HTTP) || 1051 filter.hasDataScheme(IntentFilter.SCHEME_HTTPS)); 1052 } 1053 1054 // Set of pending broadcasts for aggregating enable/disable of components. 1055 static class PendingPackageBroadcasts { 1056 // for each user id, a map of <package name -> components within that package> 1057 final SparseArray<ArrayMap<String, ArrayList<String>>> mUidMap; 1058 1059 public PendingPackageBroadcasts() { 1060 mUidMap = new SparseArray<ArrayMap<String, ArrayList<String>>>(2); 1061 } 1062 1063 public ArrayList<String> get(int userId, String packageName) { 1064 ArrayMap<String, ArrayList<String>> packages = getOrAllocate(userId); 1065 return packages.get(packageName); 1066 } 1067 1068 public void put(int userId, String packageName, ArrayList<String> components) { 1069 ArrayMap<String, ArrayList<String>> packages = getOrAllocate(userId); 1070 packages.put(packageName, components); 1071 } 1072 1073 public void remove(int userId, String packageName) { 1074 ArrayMap<String, ArrayList<String>> packages = mUidMap.get(userId); 1075 if (packages != null) { 1076 packages.remove(packageName); 1077 } 1078 } 1079 1080 public void remove(int userId) { 1081 mUidMap.remove(userId); 1082 } 1083 1084 public int userIdCount() { 1085 return mUidMap.size(); 1086 } 1087 1088 public int userIdAt(int n) { 1089 return mUidMap.keyAt(n); 1090 } 1091 1092 public ArrayMap<String, ArrayList<String>> packagesForUserId(int userId) { 1093 return mUidMap.get(userId); 1094 } 1095 1096 public int size() { 1097 // total number of pending broadcast entries across all userIds 1098 int num = 0; 1099 for (int i = 0; i< mUidMap.size(); i++) { 1100 num += mUidMap.valueAt(i).size(); 1101 } 1102 return num; 1103 } 1104 1105 public void clear() { 1106 mUidMap.clear(); 1107 } 1108 1109 private ArrayMap<String, ArrayList<String>> getOrAllocate(int userId) { 1110 ArrayMap<String, ArrayList<String>> map = mUidMap.get(userId); 1111 if (map == null) { 1112 map = new ArrayMap<String, ArrayList<String>>(); 1113 mUidMap.put(userId, map); 1114 } 1115 return map; 1116 } 1117 } 1118 final PendingPackageBroadcasts mPendingBroadcasts = new PendingPackageBroadcasts(); 1119 1120 // Service Connection to remote media container service to copy 1121 // package uri's from external media onto secure containers 1122 // or internal storage. 1123 private IMediaContainerService mContainerService = null; 1124 1125 static final int SEND_PENDING_BROADCAST = 1; 1126 static final int MCS_BOUND = 3; 1127 static final int END_COPY = 4; 1128 static final int INIT_COPY = 5; 1129 static final int MCS_UNBIND = 6; 1130 static final int START_CLEANING_PACKAGE = 7; 1131 static final int FIND_INSTALL_LOC = 8; 1132 static final int POST_INSTALL = 9; 1133 static final int MCS_RECONNECT = 10; 1134 static final int MCS_GIVE_UP = 11; 1135 static final int UPDATED_MEDIA_STATUS = 12; 1136 static final int WRITE_SETTINGS = 13; 1137 static final int WRITE_PACKAGE_RESTRICTIONS = 14; 1138 static final int PACKAGE_VERIFIED = 15; 1139 static final int CHECK_PENDING_VERIFICATION = 16; 1140 static final int START_INTENT_FILTER_VERIFICATIONS = 17; 1141 static final int INTENT_FILTER_VERIFIED = 18; 1142 static final int WRITE_PACKAGE_LIST = 19; 1143 static final int EPHEMERAL_RESOLUTION_PHASE_TWO = 20; 1144 1145 static final int WRITE_SETTINGS_DELAY = 10*1000; // 10 seconds 1146 1147 // Delay time in millisecs 1148 static final int BROADCAST_DELAY = 10 * 1000; 1149 1150 static UserManagerService sUserManager; 1151 1152 // Stores a list of users whose package restrictions file needs to be updated 1153 private ArraySet<Integer> mDirtyUsers = new ArraySet<Integer>(); 1154 1155 final private DefaultContainerConnection mDefContainerConn = 1156 new DefaultContainerConnection(); 1157 class DefaultContainerConnection implements ServiceConnection { 1158 public void onServiceConnected(ComponentName name, IBinder service) { 1159 if (DEBUG_SD_INSTALL) Log.i(TAG, "onServiceConnected"); 1160 final IMediaContainerService imcs = IMediaContainerService.Stub 1161 .asInterface(Binder.allowBlocking(service)); 1162 mHandler.sendMessage(mHandler.obtainMessage(MCS_BOUND, imcs)); 1163 } 1164 1165 public void onServiceDisconnected(ComponentName name) { 1166 if (DEBUG_SD_INSTALL) Log.i(TAG, "onServiceDisconnected"); 1167 } 1168 } 1169 1170 // Recordkeeping of restore-after-install operations that are currently in flight 1171 // between the Package Manager and the Backup Manager 1172 static class PostInstallData { 1173 public InstallArgs args; 1174 public PackageInstalledInfo res; 1175 1176 PostInstallData(InstallArgs _a, PackageInstalledInfo _r) { 1177 args = _a; 1178 res = _r; 1179 } 1180 } 1181 1182 final SparseArray<PostInstallData> mRunningInstalls = new SparseArray<PostInstallData>(); 1183 int mNextInstallToken = 1; // nonzero; will be wrapped back to 1 when ++ overflows 1184 1185 // XML tags for backup/restore of various bits of state 1186 private static final String TAG_PREFERRED_BACKUP = "pa"; 1187 private static final String TAG_DEFAULT_APPS = "da"; 1188 private static final String TAG_INTENT_FILTER_VERIFICATION = "iv"; 1189 1190 private static final String TAG_PERMISSION_BACKUP = "perm-grant-backup"; 1191 private static final String TAG_ALL_GRANTS = "rt-grants"; 1192 private static final String TAG_GRANT = "grant"; 1193 private static final String ATTR_PACKAGE_NAME = "pkg"; 1194 1195 private static final String TAG_PERMISSION = "perm"; 1196 private static final String ATTR_PERMISSION_NAME = "name"; 1197 private static final String ATTR_IS_GRANTED = "g"; 1198 private static final String ATTR_USER_SET = "set"; 1199 private static final String ATTR_USER_FIXED = "fixed"; 1200 private static final String ATTR_REVOKE_ON_UPGRADE = "rou"; 1201 1202 // System/policy permission grants are not backed up 1203 private static final int SYSTEM_RUNTIME_GRANT_MASK = 1204 FLAG_PERMISSION_POLICY_FIXED 1205 | FLAG_PERMISSION_SYSTEM_FIXED 1206 | FLAG_PERMISSION_GRANTED_BY_DEFAULT; 1207 1208 // And we back up these user-adjusted states 1209 private static final int USER_RUNTIME_GRANT_MASK = 1210 FLAG_PERMISSION_USER_SET 1211 | FLAG_PERMISSION_USER_FIXED 1212 | FLAG_PERMISSION_REVOKE_ON_UPGRADE; 1213 1214 final @Nullable String mRequiredVerifierPackage; 1215 final @NonNull String mRequiredInstallerPackage; 1216 final @NonNull String mRequiredUninstallerPackage; 1217 final @Nullable String mSetupWizardPackage; 1218 final @Nullable String mStorageManagerPackage; 1219 final @NonNull String mServicesSystemSharedLibraryPackageName; 1220 final @NonNull String mSharedSystemSharedLibraryPackageName; 1221 1222 final boolean mPermissionReviewRequired; 1223 1224 private final PackageUsage mPackageUsage = new PackageUsage(); 1225 private final CompilerStats mCompilerStats = new CompilerStats(); 1226 1227 class PackageHandler extends Handler { 1228 private boolean mBound = false; 1229 final ArrayList<HandlerParams> mPendingInstalls = 1230 new ArrayList<HandlerParams>(); 1231 1232 private boolean connectToService() { 1233 if (DEBUG_SD_INSTALL) Log.i(TAG, "Trying to bind to" + 1234 " DefaultContainerService"); 1235 Intent service = new Intent().setComponent(DEFAULT_CONTAINER_COMPONENT); 1236 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1237 if (mContext.bindServiceAsUser(service, mDefContainerConn, 1238 Context.BIND_AUTO_CREATE, UserHandle.SYSTEM)) { 1239 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1240 mBound = true; 1241 return true; 1242 } 1243 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1244 return false; 1245 } 1246 1247 private void disconnectService() { 1248 mContainerService = null; 1249 mBound = false; 1250 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1251 mContext.unbindService(mDefContainerConn); 1252 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1253 } 1254 1255 PackageHandler(Looper looper) { 1256 super(looper); 1257 } 1258 1259 public void handleMessage(Message msg) { 1260 try { 1261 doHandleMessage(msg); 1262 } finally { 1263 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1264 } 1265 } 1266 1267 void doHandleMessage(Message msg) { 1268 switch (msg.what) { 1269 case INIT_COPY: { 1270 HandlerParams params = (HandlerParams) msg.obj; 1271 int idx = mPendingInstalls.size(); 1272 if (DEBUG_INSTALL) Slog.i(TAG, "init_copy idx=" + idx + ": " + params); 1273 // If a bind was already initiated we dont really 1274 // need to do anything. The pending install 1275 // will be processed later on. 1276 if (!mBound) { 1277 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "bindingMCS", 1278 System.identityHashCode(mHandler)); 1279 // If this is the only one pending we might 1280 // have to bind to the service again. 1281 if (!connectToService()) { 1282 Slog.e(TAG, "Failed to bind to media container service"); 1283 params.serviceError(); 1284 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, "bindingMCS", 1285 System.identityHashCode(mHandler)); 1286 if (params.traceMethod != null) { 1287 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, params.traceMethod, 1288 params.traceCookie); 1289 } 1290 return; 1291 } else { 1292 // Once we bind to the service, the first 1293 // pending request will be processed. 1294 mPendingInstalls.add(idx, params); 1295 } 1296 } else { 1297 mPendingInstalls.add(idx, params); 1298 // Already bound to the service. Just make 1299 // sure we trigger off processing the first request. 1300 if (idx == 0) { 1301 mHandler.sendEmptyMessage(MCS_BOUND); 1302 } 1303 } 1304 break; 1305 } 1306 case MCS_BOUND: { 1307 if (DEBUG_INSTALL) Slog.i(TAG, "mcs_bound"); 1308 if (msg.obj != null) { 1309 mContainerService = (IMediaContainerService) msg.obj; 1310 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, "bindingMCS", 1311 System.identityHashCode(mHandler)); 1312 } 1313 if (mContainerService == null) { 1314 if (!mBound) { 1315 // Something seriously wrong since we are not bound and we are not 1316 // waiting for connection. Bail out. 1317 Slog.e(TAG, "Cannot bind to media container service"); 1318 for (HandlerParams params : mPendingInstalls) { 1319 // Indicate service bind error 1320 params.serviceError(); 1321 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, "queueInstall", 1322 System.identityHashCode(params)); 1323 if (params.traceMethod != null) { 1324 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, 1325 params.traceMethod, params.traceCookie); 1326 } 1327 return; 1328 } 1329 mPendingInstalls.clear(); 1330 } else { 1331 Slog.w(TAG, "Waiting to connect to media container service"); 1332 } 1333 } else if (mPendingInstalls.size() > 0) { 1334 HandlerParams params = mPendingInstalls.get(0); 1335 if (params != null) { 1336 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, "queueInstall", 1337 System.identityHashCode(params)); 1338 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "startCopy"); 1339 if (params.startCopy()) { 1340 // We are done... look for more work or to 1341 // go idle. 1342 if (DEBUG_SD_INSTALL) Log.i(TAG, 1343 "Checking for more work or unbind..."); 1344 // Delete pending install 1345 if (mPendingInstalls.size() > 0) { 1346 mPendingInstalls.remove(0); 1347 } 1348 if (mPendingInstalls.size() == 0) { 1349 if (mBound) { 1350 if (DEBUG_SD_INSTALL) Log.i(TAG, 1351 "Posting delayed MCS_UNBIND"); 1352 removeMessages(MCS_UNBIND); 1353 Message ubmsg = obtainMessage(MCS_UNBIND); 1354 // Unbind after a little delay, to avoid 1355 // continual thrashing. 1356 sendMessageDelayed(ubmsg, 10000); 1357 } 1358 } else { 1359 // There are more pending requests in queue. 1360 // Just post MCS_BOUND message to trigger processing 1361 // of next pending install. 1362 if (DEBUG_SD_INSTALL) Log.i(TAG, 1363 "Posting MCS_BOUND for next work"); 1364 mHandler.sendEmptyMessage(MCS_BOUND); 1365 } 1366 } 1367 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 1368 } 1369 } else { 1370 // Should never happen ideally. 1371 Slog.w(TAG, "Empty queue"); 1372 } 1373 break; 1374 } 1375 case MCS_RECONNECT: { 1376 if (DEBUG_INSTALL) Slog.i(TAG, "mcs_reconnect"); 1377 if (mPendingInstalls.size() > 0) { 1378 if (mBound) { 1379 disconnectService(); 1380 } 1381 if (!connectToService()) { 1382 Slog.e(TAG, "Failed to bind to media container service"); 1383 for (HandlerParams params : mPendingInstalls) { 1384 // Indicate service bind error 1385 params.serviceError(); 1386 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, "queueInstall", 1387 System.identityHashCode(params)); 1388 } 1389 mPendingInstalls.clear(); 1390 } 1391 } 1392 break; 1393 } 1394 case MCS_UNBIND: { 1395 // If there is no actual work left, then time to unbind. 1396 if (DEBUG_INSTALL) Slog.i(TAG, "mcs_unbind"); 1397 1398 if (mPendingInstalls.size() == 0 && mPendingVerification.size() == 0) { 1399 if (mBound) { 1400 if (DEBUG_INSTALL) Slog.i(TAG, "calling disconnectService()"); 1401 1402 disconnectService(); 1403 } 1404 } else if (mPendingInstalls.size() > 0) { 1405 // There are more pending requests in queue. 1406 // Just post MCS_BOUND message to trigger processing 1407 // of next pending install. 1408 mHandler.sendEmptyMessage(MCS_BOUND); 1409 } 1410 1411 break; 1412 } 1413 case MCS_GIVE_UP: { 1414 if (DEBUG_INSTALL) Slog.i(TAG, "mcs_giveup too many retries"); 1415 HandlerParams params = mPendingInstalls.remove(0); 1416 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, "queueInstall", 1417 System.identityHashCode(params)); 1418 break; 1419 } 1420 case SEND_PENDING_BROADCAST: { 1421 String packages[]; 1422 ArrayList<String> components[]; 1423 int size = 0; 1424 int uids[]; 1425 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1426 synchronized (mPackages) { 1427 if (mPendingBroadcasts == null) { 1428 return; 1429 } 1430 size = mPendingBroadcasts.size(); 1431 if (size <= 0) { 1432 // Nothing to be done. Just return 1433 return; 1434 } 1435 packages = new String[size]; 1436 components = new ArrayList[size]; 1437 uids = new int[size]; 1438 int i = 0; // filling out the above arrays 1439 1440 for (int n = 0; n < mPendingBroadcasts.userIdCount(); n++) { 1441 int packageUserId = mPendingBroadcasts.userIdAt(n); 1442 Iterator<Map.Entry<String, ArrayList<String>>> it 1443 = mPendingBroadcasts.packagesForUserId(packageUserId) 1444 .entrySet().iterator(); 1445 while (it.hasNext() && i < size) { 1446 Map.Entry<String, ArrayList<String>> ent = it.next(); 1447 packages[i] = ent.getKey(); 1448 components[i] = ent.getValue(); 1449 PackageSetting ps = mSettings.mPackages.get(ent.getKey()); 1450 uids[i] = (ps != null) 1451 ? UserHandle.getUid(packageUserId, ps.appId) 1452 : -1; 1453 i++; 1454 } 1455 } 1456 size = i; 1457 mPendingBroadcasts.clear(); 1458 } 1459 // Send broadcasts 1460 for (int i = 0; i < size; i++) { 1461 sendPackageChangedBroadcast(packages[i], true, components[i], uids[i]); 1462 } 1463 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1464 break; 1465 } 1466 case START_CLEANING_PACKAGE: { 1467 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1468 final String packageName = (String)msg.obj; 1469 final int userId = msg.arg1; 1470 final boolean andCode = msg.arg2 != 0; 1471 synchronized (mPackages) { 1472 if (userId == UserHandle.USER_ALL) { 1473 int[] users = sUserManager.getUserIds(); 1474 for (int user : users) { 1475 mSettings.addPackageToCleanLPw( 1476 new PackageCleanItem(user, packageName, andCode)); 1477 } 1478 } else { 1479 mSettings.addPackageToCleanLPw( 1480 new PackageCleanItem(userId, packageName, andCode)); 1481 } 1482 } 1483 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1484 startCleaningPackages(); 1485 } break; 1486 case POST_INSTALL: { 1487 if (DEBUG_INSTALL) Log.v(TAG, "Handling post-install for " + msg.arg1); 1488 1489 PostInstallData data = mRunningInstalls.get(msg.arg1); 1490 final boolean didRestore = (msg.arg2 != 0); 1491 mRunningInstalls.delete(msg.arg1); 1492 1493 if (data != null) { 1494 InstallArgs args = data.args; 1495 PackageInstalledInfo parentRes = data.res; 1496 1497 final boolean grantPermissions = (args.installFlags 1498 & PackageManager.INSTALL_GRANT_RUNTIME_PERMISSIONS) != 0; 1499 final boolean killApp = (args.installFlags 1500 & PackageManager.INSTALL_DONT_KILL_APP) == 0; 1501 final String[] grantedPermissions = args.installGrantPermissions; 1502 1503 // Handle the parent package 1504 handlePackagePostInstall(parentRes, grantPermissions, killApp, 1505 grantedPermissions, didRestore, args.installerPackageName, 1506 args.observer); 1507 1508 // Handle the child packages 1509 final int childCount = (parentRes.addedChildPackages != null) 1510 ? parentRes.addedChildPackages.size() : 0; 1511 for (int i = 0; i < childCount; i++) { 1512 PackageInstalledInfo childRes = parentRes.addedChildPackages.valueAt(i); 1513 handlePackagePostInstall(childRes, grantPermissions, killApp, 1514 grantedPermissions, false, args.installerPackageName, 1515 args.observer); 1516 } 1517 1518 // Log tracing if needed 1519 if (args.traceMethod != null) { 1520 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, args.traceMethod, 1521 args.traceCookie); 1522 } 1523 } else { 1524 Slog.e(TAG, "Bogus post-install token " + msg.arg1); 1525 } 1526 1527 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, "postInstall", msg.arg1); 1528 } break; 1529 case UPDATED_MEDIA_STATUS: { 1530 if (DEBUG_SD_INSTALL) Log.i(TAG, "Got message UPDATED_MEDIA_STATUS"); 1531 boolean reportStatus = msg.arg1 == 1; 1532 boolean doGc = msg.arg2 == 1; 1533 if (DEBUG_SD_INSTALL) Log.i(TAG, "reportStatus=" + reportStatus + ", doGc = " + doGc); 1534 if (doGc) { 1535 // Force a gc to clear up stale containers. 1536 Runtime.getRuntime().gc(); 1537 } 1538 if (msg.obj != null) { 1539 @SuppressWarnings("unchecked") 1540 Set<AsecInstallArgs> args = (Set<AsecInstallArgs>) msg.obj; 1541 if (DEBUG_SD_INSTALL) Log.i(TAG, "Unloading all containers"); 1542 // Unload containers 1543 unloadAllContainers(args); 1544 } 1545 if (reportStatus) { 1546 try { 1547 if (DEBUG_SD_INSTALL) Log.i(TAG, 1548 "Invoking StorageManagerService call back"); 1549 PackageHelper.getStorageManager().finishMediaUpdate(); 1550 } catch (RemoteException e) { 1551 Log.e(TAG, "StorageManagerService not running?"); 1552 } 1553 } 1554 } break; 1555 case WRITE_SETTINGS: { 1556 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1557 synchronized (mPackages) { 1558 removeMessages(WRITE_SETTINGS); 1559 removeMessages(WRITE_PACKAGE_RESTRICTIONS); 1560 mSettings.writeLPr(); 1561 mDirtyUsers.clear(); 1562 } 1563 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1564 } break; 1565 case WRITE_PACKAGE_RESTRICTIONS: { 1566 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1567 synchronized (mPackages) { 1568 removeMessages(WRITE_PACKAGE_RESTRICTIONS); 1569 for (int userId : mDirtyUsers) { 1570 mSettings.writePackageRestrictionsLPr(userId); 1571 } 1572 mDirtyUsers.clear(); 1573 } 1574 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1575 } break; 1576 case WRITE_PACKAGE_LIST: { 1577 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1578 synchronized (mPackages) { 1579 removeMessages(WRITE_PACKAGE_LIST); 1580 mSettings.writePackageListLPr(msg.arg1); 1581 } 1582 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1583 } break; 1584 case CHECK_PENDING_VERIFICATION: { 1585 final int verificationId = msg.arg1; 1586 final PackageVerificationState state = mPendingVerification.get(verificationId); 1587 1588 if ((state != null) && !state.timeoutExtended()) { 1589 final InstallArgs args = state.getInstallArgs(); 1590 final Uri originUri = Uri.fromFile(args.origin.resolvedFile); 1591 1592 Slog.i(TAG, "Verification timed out for " + originUri); 1593 mPendingVerification.remove(verificationId); 1594 1595 int ret = PackageManager.INSTALL_FAILED_VERIFICATION_FAILURE; 1596 1597 if (getDefaultVerificationResponse() == PackageManager.VERIFICATION_ALLOW) { 1598 Slog.i(TAG, "Continuing with installation of " + originUri); 1599 state.setVerifierResponse(Binder.getCallingUid(), 1600 PackageManager.VERIFICATION_ALLOW_WITHOUT_SUFFICIENT); 1601 broadcastPackageVerified(verificationId, originUri, 1602 PackageManager.VERIFICATION_ALLOW, 1603 state.getInstallArgs().getUser()); 1604 try { 1605 ret = args.copyApk(mContainerService, true); 1606 } catch (RemoteException e) { 1607 Slog.e(TAG, "Could not contact the ContainerService"); 1608 } 1609 } else { 1610 broadcastPackageVerified(verificationId, originUri, 1611 PackageManager.VERIFICATION_REJECT, 1612 state.getInstallArgs().getUser()); 1613 } 1614 1615 Trace.asyncTraceEnd( 1616 TRACE_TAG_PACKAGE_MANAGER, "verification", verificationId); 1617 1618 processPendingInstall(args, ret); 1619 mHandler.sendEmptyMessage(MCS_UNBIND); 1620 } 1621 break; 1622 } 1623 case PACKAGE_VERIFIED: { 1624 final int verificationId = msg.arg1; 1625 1626 final PackageVerificationState state = mPendingVerification.get(verificationId); 1627 if (state == null) { 1628 Slog.w(TAG, "Invalid verification token " + verificationId + " received"); 1629 break; 1630 } 1631 1632 final PackageVerificationResponse response = (PackageVerificationResponse) msg.obj; 1633 1634 state.setVerifierResponse(response.callerUid, response.code); 1635 1636 if (state.isVerificationComplete()) { 1637 mPendingVerification.remove(verificationId); 1638 1639 final InstallArgs args = state.getInstallArgs(); 1640 final Uri originUri = Uri.fromFile(args.origin.resolvedFile); 1641 1642 int ret; 1643 if (state.isInstallAllowed()) { 1644 ret = PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 1645 broadcastPackageVerified(verificationId, originUri, 1646 response.code, state.getInstallArgs().getUser()); 1647 try { 1648 ret = args.copyApk(mContainerService, true); 1649 } catch (RemoteException e) { 1650 Slog.e(TAG, "Could not contact the ContainerService"); 1651 } 1652 } else { 1653 ret = PackageManager.INSTALL_FAILED_VERIFICATION_FAILURE; 1654 } 1655 1656 Trace.asyncTraceEnd( 1657 TRACE_TAG_PACKAGE_MANAGER, "verification", verificationId); 1658 1659 processPendingInstall(args, ret); 1660 mHandler.sendEmptyMessage(MCS_UNBIND); 1661 } 1662 1663 break; 1664 } 1665 case START_INTENT_FILTER_VERIFICATIONS: { 1666 IFVerificationParams params = (IFVerificationParams) msg.obj; 1667 verifyIntentFiltersIfNeeded(params.userId, params.verifierUid, 1668 params.replacing, params.pkg); 1669 break; 1670 } 1671 case INTENT_FILTER_VERIFIED: { 1672 final int verificationId = msg.arg1; 1673 1674 final IntentFilterVerificationState state = mIntentFilterVerificationStates.get( 1675 verificationId); 1676 if (state == null) { 1677 Slog.w(TAG, "Invalid IntentFilter verification token " 1678 + verificationId + " received"); 1679 break; 1680 } 1681 1682 final int userId = state.getUserId(); 1683 1684 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 1685 "Processing IntentFilter verification with token:" 1686 + verificationId + " and userId:" + userId); 1687 1688 final IntentFilterVerificationResponse response = 1689 (IntentFilterVerificationResponse) msg.obj; 1690 1691 state.setVerifierResponse(response.callerUid, response.code); 1692 1693 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 1694 "IntentFilter verification with token:" + verificationId 1695 + " and userId:" + userId 1696 + " is settings verifier response with response code:" 1697 + response.code); 1698 1699 if (response.code == PackageManager.INTENT_FILTER_VERIFICATION_FAILURE) { 1700 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, "Domains failing verification: " 1701 + response.getFailedDomainsString()); 1702 } 1703 1704 if (state.isVerificationComplete()) { 1705 mIntentFilterVerifier.receiveVerificationResponse(verificationId); 1706 } else { 1707 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 1708 "IntentFilter verification with token:" + verificationId 1709 + " was not said to be complete"); 1710 } 1711 1712 break; 1713 } 1714 case EPHEMERAL_RESOLUTION_PHASE_TWO: { 1715 EphemeralResolver.doEphemeralResolutionPhaseTwo(mContext, 1716 mEphemeralResolverConnection, 1717 (EphemeralRequest) msg.obj, 1718 mEphemeralInstallerActivity, 1719 mHandler); 1720 } 1721 } 1722 } 1723 } 1724 1725 private void handlePackagePostInstall(PackageInstalledInfo res, boolean grantPermissions, 1726 boolean killApp, String[] grantedPermissions, 1727 boolean launchedForRestore, String installerPackage, 1728 IPackageInstallObserver2 installObserver) { 1729 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED) { 1730 // Send the removed broadcasts 1731 if (res.removedInfo != null) { 1732 res.removedInfo.sendPackageRemovedBroadcasts(killApp); 1733 } 1734 1735 // Now that we successfully installed the package, grant runtime 1736 // permissions if requested before broadcasting the install. Also 1737 // for legacy apps in permission review mode we clear the permission 1738 // review flag which is used to emulate runtime permissions for 1739 // legacy apps. 1740 if (grantPermissions) { 1741 grantRequestedRuntimePermissions(res.pkg, res.newUsers, grantedPermissions); 1742 } 1743 1744 final boolean update = res.removedInfo != null 1745 && res.removedInfo.removedPackage != null; 1746 1747 // If this is the first time we have child packages for a disabled privileged 1748 // app that had no children, we grant requested runtime permissions to the new 1749 // children if the parent on the system image had them already granted. 1750 if (res.pkg.parentPackage != null) { 1751 synchronized (mPackages) { 1752 grantRuntimePermissionsGrantedToDisabledPrivSysPackageParentLPw(res.pkg); 1753 } 1754 } 1755 1756 synchronized (mPackages) { 1757 mInstantAppRegistry.onPackageInstalledLPw(res.pkg, res.newUsers); 1758 } 1759 1760 final String packageName = res.pkg.applicationInfo.packageName; 1761 1762 // Determine the set of users who are adding this package for 1763 // the first time vs. those who are seeing an update. 1764 int[] firstUsers = EMPTY_INT_ARRAY; 1765 int[] updateUsers = EMPTY_INT_ARRAY; 1766 if (res.origUsers == null || res.origUsers.length == 0) { 1767 firstUsers = res.newUsers; 1768 } else { 1769 for (int newUser : res.newUsers) { 1770 boolean isNew = true; 1771 for (int origUser : res.origUsers) { 1772 if (origUser == newUser) { 1773 isNew = false; 1774 break; 1775 } 1776 } 1777 if (isNew) { 1778 firstUsers = ArrayUtils.appendInt(firstUsers, newUser); 1779 } else { 1780 updateUsers = ArrayUtils.appendInt(updateUsers, newUser); 1781 } 1782 } 1783 } 1784 1785 // Send installed broadcasts if the install/update is not ephemeral 1786 // and the package is not a static shared lib. 1787 if (!isEphemeral(res.pkg) && res.pkg.staticSharedLibName == null) { 1788 mProcessLoggingHandler.invalidateProcessLoggingBaseApkHash(res.pkg.baseCodePath); 1789 1790 // Send added for users that see the package for the first time 1791 // sendPackageAddedForNewUsers also deals with system apps 1792 int appId = UserHandle.getAppId(res.uid); 1793 boolean isSystem = res.pkg.applicationInfo.isSystemApp(); 1794 sendPackageAddedForNewUsers(packageName, isSystem, appId, firstUsers); 1795 1796 // Send added for users that don't see the package for the first time 1797 Bundle extras = new Bundle(1); 1798 extras.putInt(Intent.EXTRA_UID, res.uid); 1799 if (update) { 1800 extras.putBoolean(Intent.EXTRA_REPLACING, true); 1801 } 1802 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, packageName, 1803 extras, 0 /*flags*/, null /*targetPackage*/, 1804 null /*finishedReceiver*/, updateUsers); 1805 1806 // Send replaced for users that don't see the package for the first time 1807 if (update) { 1808 sendPackageBroadcast(Intent.ACTION_PACKAGE_REPLACED, 1809 packageName, extras, 0 /*flags*/, 1810 null /*targetPackage*/, null /*finishedReceiver*/, 1811 updateUsers); 1812 sendPackageBroadcast(Intent.ACTION_MY_PACKAGE_REPLACED, 1813 null /*package*/, null /*extras*/, 0 /*flags*/, 1814 packageName /*targetPackage*/, 1815 null /*finishedReceiver*/, updateUsers); 1816 } else if (launchedForRestore && !isSystemApp(res.pkg)) { 1817 // First-install and we did a restore, so we're responsible for the 1818 // first-launch broadcast. 1819 if (DEBUG_BACKUP) { 1820 Slog.i(TAG, "Post-restore of " + packageName 1821 + " sending FIRST_LAUNCH in " + Arrays.toString(firstUsers)); 1822 } 1823 sendFirstLaunchBroadcast(packageName, installerPackage, firstUsers); 1824 } 1825 1826 // Send broadcast package appeared if forward locked/external for all users 1827 // treat asec-hosted packages like removable media on upgrade 1828 if (res.pkg.isForwardLocked() || isExternal(res.pkg)) { 1829 if (DEBUG_INSTALL) { 1830 Slog.i(TAG, "upgrading pkg " + res.pkg 1831 + " is ASEC-hosted -> AVAILABLE"); 1832 } 1833 final int[] uidArray = new int[]{res.pkg.applicationInfo.uid}; 1834 ArrayList<String> pkgList = new ArrayList<>(1); 1835 pkgList.add(packageName); 1836 sendResourcesChangedBroadcast(true, true, pkgList, uidArray, null); 1837 } 1838 } 1839 1840 // Work that needs to happen on first install within each user 1841 if (firstUsers != null && firstUsers.length > 0) { 1842 synchronized (mPackages) { 1843 for (int userId : firstUsers) { 1844 // If this app is a browser and it's newly-installed for some 1845 // users, clear any default-browser state in those users. The 1846 // app's nature doesn't depend on the user, so we can just check 1847 // its browser nature in any user and generalize. 1848 if (packageIsBrowser(packageName, userId)) { 1849 mSettings.setDefaultBrowserPackageNameLPw(null, userId); 1850 } 1851 1852 // We may also need to apply pending (restored) runtime 1853 // permission grants within these users. 1854 mSettings.applyPendingPermissionGrantsLPw(packageName, userId); 1855 } 1856 } 1857 } 1858 1859 // Log current value of "unknown sources" setting 1860 EventLog.writeEvent(EventLogTags.UNKNOWN_SOURCES_ENABLED, 1861 getUnknownSourcesSettings()); 1862 1863 // Force a gc to clear up things 1864 Runtime.getRuntime().gc(); 1865 1866 // Remove the replaced package's older resources safely now 1867 // We delete after a gc for applications on sdcard. 1868 if (res.removedInfo != null && res.removedInfo.args != null) { 1869 synchronized (mInstallLock) { 1870 res.removedInfo.args.doPostDeleteLI(true); 1871 } 1872 } 1873 1874 if (!isEphemeral(res.pkg)) { 1875 // Notify DexManager that the package was installed for new users. 1876 // The updated users should already be indexed and the package code paths 1877 // should not change. 1878 // Don't notify the manager for ephemeral apps as they are not expected to 1879 // survive long enough to benefit of background optimizations. 1880 for (int userId : firstUsers) { 1881 PackageInfo info = getPackageInfo(packageName, /*flags*/ 0, userId); 1882 mDexManager.notifyPackageInstalled(info, userId); 1883 } 1884 } 1885 } 1886 1887 // If someone is watching installs - notify them 1888 if (installObserver != null) { 1889 try { 1890 Bundle extras = extrasForInstallResult(res); 1891 installObserver.onPackageInstalled(res.name, res.returnCode, 1892 res.returnMsg, extras); 1893 } catch (RemoteException e) { 1894 Slog.i(TAG, "Observer no longer exists."); 1895 } 1896 } 1897 } 1898 1899 private void grantRuntimePermissionsGrantedToDisabledPrivSysPackageParentLPw( 1900 PackageParser.Package pkg) { 1901 if (pkg.parentPackage == null) { 1902 return; 1903 } 1904 if (pkg.requestedPermissions == null) { 1905 return; 1906 } 1907 final PackageSetting disabledSysParentPs = mSettings 1908 .getDisabledSystemPkgLPr(pkg.parentPackage.packageName); 1909 if (disabledSysParentPs == null || disabledSysParentPs.pkg == null 1910 || !disabledSysParentPs.isPrivileged() 1911 || (disabledSysParentPs.childPackageNames != null 1912 && !disabledSysParentPs.childPackageNames.isEmpty())) { 1913 return; 1914 } 1915 final int[] allUserIds = sUserManager.getUserIds(); 1916 final int permCount = pkg.requestedPermissions.size(); 1917 for (int i = 0; i < permCount; i++) { 1918 String permission = pkg.requestedPermissions.get(i); 1919 BasePermission bp = mSettings.mPermissions.get(permission); 1920 if (bp == null || !(bp.isRuntime() || bp.isDevelopment())) { 1921 continue; 1922 } 1923 for (int userId : allUserIds) { 1924 if (disabledSysParentPs.getPermissionsState().hasRuntimePermission( 1925 permission, userId)) { 1926 grantRuntimePermission(pkg.packageName, permission, userId); 1927 } 1928 } 1929 } 1930 } 1931 1932 private StorageEventListener mStorageListener = new StorageEventListener() { 1933 @Override 1934 public void onVolumeStateChanged(VolumeInfo vol, int oldState, int newState) { 1935 if (vol.type == VolumeInfo.TYPE_PRIVATE) { 1936 if (vol.state == VolumeInfo.STATE_MOUNTED) { 1937 final String volumeUuid = vol.getFsUuid(); 1938 1939 // Clean up any users or apps that were removed or recreated 1940 // while this volume was missing 1941 sUserManager.reconcileUsers(volumeUuid); 1942 reconcileApps(volumeUuid); 1943 1944 // Clean up any install sessions that expired or were 1945 // cancelled while this volume was missing 1946 mInstallerService.onPrivateVolumeMounted(volumeUuid); 1947 1948 loadPrivatePackages(vol); 1949 1950 } else if (vol.state == VolumeInfo.STATE_EJECTING) { 1951 unloadPrivatePackages(vol); 1952 } 1953 } 1954 1955 if (vol.type == VolumeInfo.TYPE_PUBLIC && vol.isPrimary()) { 1956 if (vol.state == VolumeInfo.STATE_MOUNTED) { 1957 updateExternalMediaStatus(true, false); 1958 } else if (vol.state == VolumeInfo.STATE_EJECTING) { 1959 updateExternalMediaStatus(false, false); 1960 } 1961 } 1962 } 1963 1964 @Override 1965 public void onVolumeForgotten(String fsUuid) { 1966 if (TextUtils.isEmpty(fsUuid)) { 1967 Slog.e(TAG, "Forgetting internal storage is probably a mistake; ignoring"); 1968 return; 1969 } 1970 1971 // Remove any apps installed on the forgotten volume 1972 synchronized (mPackages) { 1973 final List<PackageSetting> packages = mSettings.getVolumePackagesLPr(fsUuid); 1974 for (PackageSetting ps : packages) { 1975 Slog.d(TAG, "Destroying " + ps.name + " because volume was forgotten"); 1976 deletePackageVersioned(new VersionedPackage(ps.name, 1977 PackageManager.VERSION_CODE_HIGHEST), 1978 new LegacyPackageDeleteObserver(null).getBinder(), 1979 UserHandle.USER_SYSTEM, PackageManager.DELETE_ALL_USERS); 1980 // Try very hard to release any references to this package 1981 // so we don't risk the system server being killed due to 1982 // open FDs 1983 AttributeCache.instance().removePackage(ps.name); 1984 } 1985 1986 mSettings.onVolumeForgotten(fsUuid); 1987 mSettings.writeLPr(); 1988 } 1989 } 1990 }; 1991 1992 private void grantRequestedRuntimePermissions(PackageParser.Package pkg, int[] userIds, 1993 String[] grantedPermissions) { 1994 for (int userId : userIds) { 1995 grantRequestedRuntimePermissionsForUser(pkg, userId, grantedPermissions); 1996 } 1997 } 1998 1999 private void grantRequestedRuntimePermissionsForUser(PackageParser.Package pkg, int userId, 2000 String[] grantedPermissions) { 2001 SettingBase sb = (SettingBase) pkg.mExtras; 2002 if (sb == null) { 2003 return; 2004 } 2005 2006 PermissionsState permissionsState = sb.getPermissionsState(); 2007 2008 final int immutableFlags = PackageManager.FLAG_PERMISSION_SYSTEM_FIXED 2009 | PackageManager.FLAG_PERMISSION_POLICY_FIXED; 2010 2011 final boolean supportsRuntimePermissions = pkg.applicationInfo.targetSdkVersion 2012 >= Build.VERSION_CODES.M; 2013 2014 for (String permission : pkg.requestedPermissions) { 2015 final BasePermission bp; 2016 synchronized (mPackages) { 2017 bp = mSettings.mPermissions.get(permission); 2018 } 2019 if (bp != null && (bp.isRuntime() || bp.isDevelopment()) 2020 && (grantedPermissions == null 2021 || ArrayUtils.contains(grantedPermissions, permission))) { 2022 final int flags = permissionsState.getPermissionFlags(permission, userId); 2023 if (supportsRuntimePermissions) { 2024 // Installer cannot change immutable permissions. 2025 if ((flags & immutableFlags) == 0) { 2026 grantRuntimePermission(pkg.packageName, permission, userId); 2027 } 2028 } else if (mPermissionReviewRequired) { 2029 // In permission review mode we clear the review flag when we 2030 // are asked to install the app with all permissions granted. 2031 if ((flags & PackageManager.FLAG_PERMISSION_REVIEW_REQUIRED) != 0) { 2032 updatePermissionFlags(permission, pkg.packageName, 2033 PackageManager.FLAG_PERMISSION_REVIEW_REQUIRED, 0, userId); 2034 } 2035 } 2036 } 2037 } 2038 } 2039 2040 Bundle extrasForInstallResult(PackageInstalledInfo res) { 2041 Bundle extras = null; 2042 switch (res.returnCode) { 2043 case PackageManager.INSTALL_FAILED_DUPLICATE_PERMISSION: { 2044 extras = new Bundle(); 2045 extras.putString(PackageManager.EXTRA_FAILURE_EXISTING_PERMISSION, 2046 res.origPermission); 2047 extras.putString(PackageManager.EXTRA_FAILURE_EXISTING_PACKAGE, 2048 res.origPackage); 2049 break; 2050 } 2051 case PackageManager.INSTALL_SUCCEEDED: { 2052 extras = new Bundle(); 2053 extras.putBoolean(Intent.EXTRA_REPLACING, 2054 res.removedInfo != null && res.removedInfo.removedPackage != null); 2055 break; 2056 } 2057 } 2058 return extras; 2059 } 2060 2061 void scheduleWriteSettingsLocked() { 2062 if (!mHandler.hasMessages(WRITE_SETTINGS)) { 2063 mHandler.sendEmptyMessageDelayed(WRITE_SETTINGS, WRITE_SETTINGS_DELAY); 2064 } 2065 } 2066 2067 void scheduleWritePackageListLocked(int userId) { 2068 if (!mHandler.hasMessages(WRITE_PACKAGE_LIST)) { 2069 Message msg = mHandler.obtainMessage(WRITE_PACKAGE_LIST); 2070 msg.arg1 = userId; 2071 mHandler.sendMessageDelayed(msg, WRITE_SETTINGS_DELAY); 2072 } 2073 } 2074 2075 void scheduleWritePackageRestrictionsLocked(UserHandle user) { 2076 final int userId = user == null ? UserHandle.USER_ALL : user.getIdentifier(); 2077 scheduleWritePackageRestrictionsLocked(userId); 2078 } 2079 2080 void scheduleWritePackageRestrictionsLocked(int userId) { 2081 final int[] userIds = (userId == UserHandle.USER_ALL) 2082 ? sUserManager.getUserIds() : new int[]{userId}; 2083 for (int nextUserId : userIds) { 2084 if (!sUserManager.exists(nextUserId)) return; 2085 mDirtyUsers.add(nextUserId); 2086 if (!mHandler.hasMessages(WRITE_PACKAGE_RESTRICTIONS)) { 2087 mHandler.sendEmptyMessageDelayed(WRITE_PACKAGE_RESTRICTIONS, WRITE_SETTINGS_DELAY); 2088 } 2089 } 2090 } 2091 2092 public static PackageManagerService main(Context context, Installer installer, 2093 boolean factoryTest, boolean onlyCore) { 2094 // Self-check for initial settings. 2095 PackageManagerServiceCompilerMapping.checkProperties(); 2096 2097 PackageManagerService m = new PackageManagerService(context, installer, 2098 factoryTest, onlyCore); 2099 m.enableSystemUserPackages(); 2100 ServiceManager.addService("package", m); 2101 return m; 2102 } 2103 2104 private void enableSystemUserPackages() { 2105 if (!UserManager.isSplitSystemUser()) { 2106 return; 2107 } 2108 // For system user, enable apps based on the following conditions: 2109 // - app is whitelisted or belong to one of these groups: 2110 // -- system app which has no launcher icons 2111 // -- system app which has INTERACT_ACROSS_USERS permission 2112 // -- system IME app 2113 // - app is not in the blacklist 2114 AppsQueryHelper queryHelper = new AppsQueryHelper(this); 2115 Set<String> enableApps = new ArraySet<>(); 2116 enableApps.addAll(queryHelper.queryApps(AppsQueryHelper.GET_NON_LAUNCHABLE_APPS 2117 | AppsQueryHelper.GET_APPS_WITH_INTERACT_ACROSS_USERS_PERM 2118 | AppsQueryHelper.GET_IMES, /* systemAppsOnly */ true, UserHandle.SYSTEM)); 2119 ArraySet<String> wlApps = SystemConfig.getInstance().getSystemUserWhitelistedApps(); 2120 enableApps.addAll(wlApps); 2121 enableApps.addAll(queryHelper.queryApps(AppsQueryHelper.GET_REQUIRED_FOR_SYSTEM_USER, 2122 /* systemAppsOnly */ false, UserHandle.SYSTEM)); 2123 ArraySet<String> blApps = SystemConfig.getInstance().getSystemUserBlacklistedApps(); 2124 enableApps.removeAll(blApps); 2125 Log.i(TAG, "Applications installed for system user: " + enableApps); 2126 List<String> allAps = queryHelper.queryApps(0, /* systemAppsOnly */ false, 2127 UserHandle.SYSTEM); 2128 final int allAppsSize = allAps.size(); 2129 synchronized (mPackages) { 2130 for (int i = 0; i < allAppsSize; i++) { 2131 String pName = allAps.get(i); 2132 PackageSetting pkgSetting = mSettings.mPackages.get(pName); 2133 // Should not happen, but we shouldn't be failing if it does 2134 if (pkgSetting == null) { 2135 continue; 2136 } 2137 boolean install = enableApps.contains(pName); 2138 if (pkgSetting.getInstalled(UserHandle.USER_SYSTEM) != install) { 2139 Log.i(TAG, (install ? "Installing " : "Uninstalling ") + pName 2140 + " for system user"); 2141 pkgSetting.setInstalled(install, UserHandle.USER_SYSTEM); 2142 } 2143 } 2144 } 2145 } 2146 2147 private static void getDefaultDisplayMetrics(Context context, DisplayMetrics metrics) { 2148 DisplayManager displayManager = (DisplayManager) context.getSystemService( 2149 Context.DISPLAY_SERVICE); 2150 displayManager.getDisplay(Display.DEFAULT_DISPLAY).getMetrics(metrics); 2151 } 2152 2153 /** 2154 * Requests that files preopted on a secondary system partition be copied to the data partition 2155 * if possible. Note that the actual copying of the files is accomplished by init for security 2156 * reasons. This simply requests that the copy takes place and awaits confirmation of its 2157 * completion. See platform/system/extras/cppreopt/ for the implementation of the actual copy. 2158 */ 2159 private static void requestCopyPreoptedFiles() { 2160 final int WAIT_TIME_MS = 100; 2161 final String CP_PREOPT_PROPERTY = "sys.cppreopt"; 2162 if (SystemProperties.getInt("ro.cp_system_other_odex", 0) == 1) { 2163 SystemProperties.set(CP_PREOPT_PROPERTY, "requested"); 2164 // We will wait for up to 100 seconds. 2165 final long timeStart = SystemClock.uptimeMillis(); 2166 final long timeEnd = timeStart + 100 * 1000; 2167 long timeNow = timeStart; 2168 while (!SystemProperties.get(CP_PREOPT_PROPERTY).equals("finished")) { 2169 try { 2170 Thread.sleep(WAIT_TIME_MS); 2171 } catch (InterruptedException e) { 2172 // Do nothing 2173 } 2174 timeNow = SystemClock.uptimeMillis(); 2175 if (timeNow > timeEnd) { 2176 SystemProperties.set(CP_PREOPT_PROPERTY, "timed-out"); 2177 Slog.wtf(TAG, "cppreopt did not finish!"); 2178 break; 2179 } 2180 } 2181 2182 Slog.i(TAG, "cppreopts took " + (timeNow - timeStart) + " ms"); 2183 } 2184 } 2185 2186 public PackageManagerService(Context context, Installer installer, 2187 boolean factoryTest, boolean onlyCore) { 2188 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "create package manager"); 2189 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_START, 2190 SystemClock.uptimeMillis()); 2191 2192 if (mSdkVersion <= 0) { 2193 Slog.w(TAG, "**** ro.build.version.sdk not set!"); 2194 } 2195 2196 mContext = context; 2197 2198 mPermissionReviewRequired = context.getResources().getBoolean( 2199 R.bool.config_permissionReviewRequired); 2200 2201 mFactoryTest = factoryTest; 2202 mOnlyCore = onlyCore; 2203 mMetrics = new DisplayMetrics(); 2204 mSettings = new Settings(mPackages); 2205 mSettings.addSharedUserLPw("android.uid.system", Process.SYSTEM_UID, 2206 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 2207 mSettings.addSharedUserLPw("android.uid.phone", RADIO_UID, 2208 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 2209 mSettings.addSharedUserLPw("android.uid.log", LOG_UID, 2210 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 2211 mSettings.addSharedUserLPw("android.uid.nfc", NFC_UID, 2212 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 2213 mSettings.addSharedUserLPw("android.uid.bluetooth", BLUETOOTH_UID, 2214 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 2215 mSettings.addSharedUserLPw("android.uid.shell", SHELL_UID, 2216 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 2217 2218 String separateProcesses = SystemProperties.get("debug.separate_processes"); 2219 if (separateProcesses != null && separateProcesses.length() > 0) { 2220 if ("*".equals(separateProcesses)) { 2221 mDefParseFlags = PackageParser.PARSE_IGNORE_PROCESSES; 2222 mSeparateProcesses = null; 2223 Slog.w(TAG, "Running with debug.separate_processes: * (ALL)"); 2224 } else { 2225 mDefParseFlags = 0; 2226 mSeparateProcesses = separateProcesses.split(","); 2227 Slog.w(TAG, "Running with debug.separate_processes: " 2228 + separateProcesses); 2229 } 2230 } else { 2231 mDefParseFlags = 0; 2232 mSeparateProcesses = null; 2233 } 2234 2235 mInstaller = installer; 2236 mPackageDexOptimizer = new PackageDexOptimizer(installer, mInstallLock, context, 2237 "*dexopt*"); 2238 mDexManager = new DexManager(this, mPackageDexOptimizer, installer, mInstallLock); 2239 mMoveCallbacks = new MoveCallbacks(FgThread.get().getLooper()); 2240 2241 mOnPermissionChangeListeners = new OnPermissionChangeListeners( 2242 FgThread.get().getLooper()); 2243 2244 getDefaultDisplayMetrics(context, mMetrics); 2245 2246 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "get system config"); 2247 SystemConfig systemConfig = SystemConfig.getInstance(); 2248 mGlobalGids = systemConfig.getGlobalGids(); 2249 mSystemPermissions = systemConfig.getSystemPermissions(); 2250 mAvailableFeatures = systemConfig.getAvailableFeatures(); 2251 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 2252 2253 mProtectedPackages = new ProtectedPackages(mContext); 2254 2255 synchronized (mInstallLock) { 2256 // writer 2257 synchronized (mPackages) { 2258 mHandlerThread = new ServiceThread(TAG, 2259 Process.THREAD_PRIORITY_BACKGROUND, true /*allowIo*/); 2260 mHandlerThread.start(); 2261 mHandler = new PackageHandler(mHandlerThread.getLooper()); 2262 mProcessLoggingHandler = new ProcessLoggingHandler(); 2263 Watchdog.getInstance().addThread(mHandler, WATCHDOG_TIMEOUT); 2264 2265 mDefaultPermissionPolicy = new DefaultPermissionGrantPolicy(this); 2266 mInstantAppRegistry = new InstantAppRegistry(this); 2267 2268 File dataDir = Environment.getDataDirectory(); 2269 mAppInstallDir = new File(dataDir, "app"); 2270 mAppLib32InstallDir = new File(dataDir, "app-lib"); 2271 mEphemeralInstallDir = new File(dataDir, "app-ephemeral"); 2272 mAsecInternalPath = new File(dataDir, "app-asec").getPath(); 2273 mDrmAppPrivateInstallDir = new File(dataDir, "app-private"); 2274 sUserManager = new UserManagerService(context, this, 2275 new UserDataPreparer(mInstaller, mInstallLock, mContext, mOnlyCore), mPackages); 2276 2277 // Propagate permission configuration in to package manager. 2278 ArrayMap<String, SystemConfig.PermissionEntry> permConfig 2279 = systemConfig.getPermissions(); 2280 for (int i=0; i<permConfig.size(); i++) { 2281 SystemConfig.PermissionEntry perm = permConfig.valueAt(i); 2282 BasePermission bp = mSettings.mPermissions.get(perm.name); 2283 if (bp == null) { 2284 bp = new BasePermission(perm.name, "android", BasePermission.TYPE_BUILTIN); 2285 mSettings.mPermissions.put(perm.name, bp); 2286 } 2287 if (perm.gids != null) { 2288 bp.setGids(perm.gids, perm.perUser); 2289 } 2290 } 2291 2292 ArrayMap<String, String> libConfig = systemConfig.getSharedLibraries(); 2293 final int builtInLibCount = libConfig.size(); 2294 for (int i = 0; i < builtInLibCount; i++) { 2295 String name = libConfig.keyAt(i); 2296 String path = libConfig.valueAt(i); 2297 addSharedLibraryLPw(path, null, name, SharedLibraryInfo.VERSION_UNDEFINED, 2298 SharedLibraryInfo.TYPE_BUILTIN, PLATFORM_PACKAGE_NAME, 0); 2299 } 2300 2301 mFoundPolicyFile = SELinuxMMAC.readInstallPolicy(); 2302 2303 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "read user settings"); 2304 mFirstBoot = !mSettings.readLPw(sUserManager.getUsers(false)); 2305 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 2306 2307 // Clean up orphaned packages for which the code path doesn't exist 2308 // and they are an update to a system app - caused by bug/32321269 2309 final int packageSettingCount = mSettings.mPackages.size(); 2310 for (int i = packageSettingCount - 1; i >= 0; i--) { 2311 PackageSetting ps = mSettings.mPackages.valueAt(i); 2312 if (!isExternal(ps) && (ps.codePath == null || !ps.codePath.exists()) 2313 && mSettings.getDisabledSystemPkgLPr(ps.name) != null) { 2314 mSettings.mPackages.removeAt(i); 2315 mSettings.enableSystemPackageLPw(ps.name); 2316 } 2317 } 2318 2319 if (mFirstBoot) { 2320 requestCopyPreoptedFiles(); 2321 } 2322 2323 String customResolverActivity = Resources.getSystem().getString( 2324 R.string.config_customResolverActivity); 2325 if (TextUtils.isEmpty(customResolverActivity)) { 2326 customResolverActivity = null; 2327 } else { 2328 mCustomResolverComponentName = ComponentName.unflattenFromString( 2329 customResolverActivity); 2330 } 2331 2332 long startTime = SystemClock.uptimeMillis(); 2333 2334 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_SYSTEM_SCAN_START, 2335 startTime); 2336 2337 final String bootClassPath = System.getenv("BOOTCLASSPATH"); 2338 final String systemServerClassPath = System.getenv("SYSTEMSERVERCLASSPATH"); 2339 2340 if (bootClassPath == null) { 2341 Slog.w(TAG, "No BOOTCLASSPATH found!"); 2342 } 2343 2344 if (systemServerClassPath == null) { 2345 Slog.w(TAG, "No SYSTEMSERVERCLASSPATH found!"); 2346 } 2347 2348 final List<String> allInstructionSets = InstructionSets.getAllInstructionSets(); 2349 final String[] dexCodeInstructionSets = 2350 getDexCodeInstructionSets( 2351 allInstructionSets.toArray(new String[allInstructionSets.size()])); 2352 2353 /** 2354 * Ensure all external libraries have had dexopt run on them. 2355 */ 2356 if (mSharedLibraries.size() > 0) { 2357 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "dexopt"); 2358 // NOTE: For now, we're compiling these system "shared libraries" 2359 // (and framework jars) into all available architectures. It's possible 2360 // to compile them only when we come across an app that uses them (there's 2361 // already logic for that in scanPackageLI) but that adds some complexity. 2362 for (String dexCodeInstructionSet : dexCodeInstructionSets) { 2363 final int libCount = mSharedLibraries.size(); 2364 for (int i = 0; i < libCount; i++) { 2365 SparseArray<SharedLibraryEntry> versionedLib = mSharedLibraries.valueAt(i); 2366 final int versionCount = versionedLib.size(); 2367 for (int j = 0; j < versionCount; j++) { 2368 SharedLibraryEntry libEntry = versionedLib.valueAt(j); 2369 final String libPath = libEntry.path != null 2370 ? libEntry.path : libEntry.apk; 2371 if (libPath == null) { 2372 continue; 2373 } 2374 try { 2375 // Shared libraries do not have profiles so we perform a full 2376 // AOT compilation (if needed). 2377 int dexoptNeeded = DexFile.getDexOptNeeded( 2378 libPath, dexCodeInstructionSet, 2379 getCompilerFilterForReason(REASON_SHARED_APK), 2380 false /* newProfile */); 2381 if (dexoptNeeded != DexFile.NO_DEXOPT_NEEDED) { 2382 mInstaller.dexopt(libPath, Process.SYSTEM_UID, "*", 2383 dexCodeInstructionSet, dexoptNeeded, null, 2384 DEXOPT_PUBLIC, 2385 getCompilerFilterForReason(REASON_SHARED_APK), 2386 StorageManager.UUID_PRIVATE_INTERNAL, 2387 SKIP_SHARED_LIBRARY_CHECK); 2388 } 2389 } catch (FileNotFoundException e) { 2390 Slog.w(TAG, "Library not found: " + libPath); 2391 } catch (IOException | InstallerException e) { 2392 Slog.w(TAG, "Cannot dexopt " + libPath + "; is it an APK or JAR? " 2393 + e.getMessage()); 2394 } 2395 } 2396 } 2397 } 2398 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 2399 } 2400 2401 File frameworkDir = new File(Environment.getRootDirectory(), "framework"); 2402 2403 final VersionInfo ver = mSettings.getInternalVersion(); 2404 mIsUpgrade = !Build.FINGERPRINT.equals(ver.fingerprint); 2405 2406 // when upgrading from pre-M, promote system app permissions from install to runtime 2407 mPromoteSystemApps = 2408 mIsUpgrade && ver.sdkVersion <= Build.VERSION_CODES.LOLLIPOP_MR1; 2409 2410 // When upgrading from pre-N, we need to handle package extraction like first boot, 2411 // as there is no profiling data available. 2412 mIsPreNUpgrade = mIsUpgrade && ver.sdkVersion < Build.VERSION_CODES.N; 2413 2414 mIsPreNMR1Upgrade = mIsUpgrade && ver.sdkVersion < Build.VERSION_CODES.N_MR1; 2415 2416 // save off the names of pre-existing system packages prior to scanning; we don't 2417 // want to automatically grant runtime permissions for new system apps 2418 if (mPromoteSystemApps) { 2419 Iterator<PackageSetting> pkgSettingIter = mSettings.mPackages.values().iterator(); 2420 while (pkgSettingIter.hasNext()) { 2421 PackageSetting ps = pkgSettingIter.next(); 2422 if (isSystemApp(ps)) { 2423 mExistingSystemPackages.add(ps.name); 2424 } 2425 } 2426 } 2427 2428 mCacheDir = preparePackageParserCache(mIsUpgrade); 2429 2430 // Set flag to monitor and not change apk file paths when 2431 // scanning install directories. 2432 int scanFlags = SCAN_BOOTING | SCAN_INITIAL; 2433 2434 if (mIsUpgrade || mFirstBoot) { 2435 scanFlags = scanFlags | SCAN_FIRST_BOOT_OR_UPGRADE; 2436 } 2437 2438 // Collect vendor overlay packages. (Do this before scanning any apps.) 2439 // For security and version matching reason, only consider 2440 // overlay packages if they reside in the right directory. 2441 String overlayThemeDir = SystemProperties.get(VENDOR_OVERLAY_THEME_PERSIST_PROPERTY); 2442 if (overlayThemeDir.isEmpty()) { 2443 overlayThemeDir = SystemProperties.get(VENDOR_OVERLAY_THEME_PROPERTY); 2444 } 2445 if (!overlayThemeDir.isEmpty()) { 2446 scanDirTracedLI(new File(VENDOR_OVERLAY_DIR, overlayThemeDir), mDefParseFlags 2447 | PackageParser.PARSE_IS_SYSTEM 2448 | PackageParser.PARSE_IS_SYSTEM_DIR 2449 | PackageParser.PARSE_TRUSTED_OVERLAY, scanFlags | SCAN_TRUSTED_OVERLAY, 0); 2450 } 2451 scanDirTracedLI(new File(VENDOR_OVERLAY_DIR), mDefParseFlags 2452 | PackageParser.PARSE_IS_SYSTEM 2453 | PackageParser.PARSE_IS_SYSTEM_DIR 2454 | PackageParser.PARSE_TRUSTED_OVERLAY, scanFlags | SCAN_TRUSTED_OVERLAY, 0); 2455 2456 // Find base frameworks (resource packages without code). 2457 scanDirTracedLI(frameworkDir, mDefParseFlags 2458 | PackageParser.PARSE_IS_SYSTEM 2459 | PackageParser.PARSE_IS_SYSTEM_DIR 2460 | PackageParser.PARSE_IS_PRIVILEGED, 2461 scanFlags | SCAN_NO_DEX, 0); 2462 2463 // Collected privileged system packages. 2464 final File privilegedAppDir = new File(Environment.getRootDirectory(), "priv-app"); 2465 scanDirTracedLI(privilegedAppDir, mDefParseFlags 2466 | PackageParser.PARSE_IS_SYSTEM 2467 | PackageParser.PARSE_IS_SYSTEM_DIR 2468 | PackageParser.PARSE_IS_PRIVILEGED, scanFlags, 0); 2469 2470 // Collect ordinary system packages. 2471 final File systemAppDir = new File(Environment.getRootDirectory(), "app"); 2472 scanDirTracedLI(systemAppDir, mDefParseFlags 2473 | PackageParser.PARSE_IS_SYSTEM 2474 | PackageParser.PARSE_IS_SYSTEM_DIR, scanFlags, 0); 2475 2476 // Collect all vendor packages. 2477 File vendorAppDir = new File("/vendor/app"); 2478 try { 2479 vendorAppDir = vendorAppDir.getCanonicalFile(); 2480 } catch (IOException e) { 2481 // failed to look up canonical path, continue with original one 2482 } 2483 scanDirTracedLI(vendorAppDir, mDefParseFlags 2484 | PackageParser.PARSE_IS_SYSTEM 2485 | PackageParser.PARSE_IS_SYSTEM_DIR, scanFlags, 0); 2486 2487 // Collect all OEM packages. 2488 final File oemAppDir = new File(Environment.getOemDirectory(), "app"); 2489 scanDirTracedLI(oemAppDir, mDefParseFlags 2490 | PackageParser.PARSE_IS_SYSTEM 2491 | PackageParser.PARSE_IS_SYSTEM_DIR, scanFlags, 0); 2492 2493 // Prune any system packages that no longer exist. 2494 final List<String> possiblyDeletedUpdatedSystemApps = new ArrayList<String>(); 2495 if (!mOnlyCore) { 2496 Iterator<PackageSetting> psit = mSettings.mPackages.values().iterator(); 2497 while (psit.hasNext()) { 2498 PackageSetting ps = psit.next(); 2499 2500 /* 2501 * If this is not a system app, it can't be a 2502 * disable system app. 2503 */ 2504 if ((ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) == 0) { 2505 continue; 2506 } 2507 2508 /* 2509 * If the package is scanned, it's not erased. 2510 */ 2511 final PackageParser.Package scannedPkg = mPackages.get(ps.name); 2512 if (scannedPkg != null) { 2513 /* 2514 * If the system app is both scanned and in the 2515 * disabled packages list, then it must have been 2516 * added via OTA. Remove it from the currently 2517 * scanned package so the previously user-installed 2518 * application can be scanned. 2519 */ 2520 if (mSettings.isDisabledSystemPackageLPr(ps.name)) { 2521 logCriticalInfo(Log.WARN, "Expecting better updated system app for " 2522 + ps.name + "; removing system app. Last known codePath=" 2523 + ps.codePathString + ", installStatus=" + ps.installStatus 2524 + ", versionCode=" + ps.versionCode + "; scanned versionCode=" 2525 + scannedPkg.mVersionCode); 2526 removePackageLI(scannedPkg, true); 2527 mExpectingBetter.put(ps.name, ps.codePath); 2528 } 2529 2530 continue; 2531 } 2532 2533 if (!mSettings.isDisabledSystemPackageLPr(ps.name)) { 2534 psit.remove(); 2535 logCriticalInfo(Log.WARN, "System package " + ps.name 2536 + " no longer exists; it's data will be wiped"); 2537 // Actual deletion of code and data will be handled by later 2538 // reconciliation step 2539 } else { 2540 final PackageSetting disabledPs = mSettings.getDisabledSystemPkgLPr(ps.name); 2541 if (disabledPs.codePath == null || !disabledPs.codePath.exists()) { 2542 possiblyDeletedUpdatedSystemApps.add(ps.name); 2543 } 2544 } 2545 } 2546 } 2547 2548 //look for any incomplete package installations 2549 ArrayList<PackageSetting> deletePkgsList = mSettings.getListOfIncompleteInstallPackagesLPr(); 2550 for (int i = 0; i < deletePkgsList.size(); i++) { 2551 // Actual deletion of code and data will be handled by later 2552 // reconciliation step 2553 final String packageName = deletePkgsList.get(i).name; 2554 logCriticalInfo(Log.WARN, "Cleaning up incompletely installed app: " + packageName); 2555 synchronized (mPackages) { 2556 mSettings.removePackageLPw(packageName); 2557 } 2558 } 2559 2560 //delete tmp files 2561 deleteTempPackageFiles(); 2562 2563 // Remove any shared userIDs that have no associated packages 2564 mSettings.pruneSharedUsersLPw(); 2565 2566 if (!mOnlyCore) { 2567 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_DATA_SCAN_START, 2568 SystemClock.uptimeMillis()); 2569 scanDirTracedLI(mAppInstallDir, 0, scanFlags | SCAN_REQUIRE_KNOWN, 0); 2570 2571 scanDirTracedLI(mDrmAppPrivateInstallDir, mDefParseFlags 2572 | PackageParser.PARSE_FORWARD_LOCK, 2573 scanFlags | SCAN_REQUIRE_KNOWN, 0); 2574 2575 scanDirLI(mEphemeralInstallDir, mDefParseFlags 2576 | PackageParser.PARSE_IS_EPHEMERAL, 2577 scanFlags | SCAN_REQUIRE_KNOWN, 0); 2578 2579 /** 2580 * Remove disable package settings for any updated system 2581 * apps that were removed via an OTA. If they're not a 2582 * previously-updated app, remove them completely. 2583 * Otherwise, just revoke their system-level permissions. 2584 */ 2585 for (String deletedAppName : possiblyDeletedUpdatedSystemApps) { 2586 PackageParser.Package deletedPkg = mPackages.get(deletedAppName); 2587 mSettings.removeDisabledSystemPackageLPw(deletedAppName); 2588 2589 String msg; 2590 if (deletedPkg == null) { 2591 msg = "Updated system package " + deletedAppName 2592 + " no longer exists; it's data will be wiped"; 2593 // Actual deletion of code and data will be handled by later 2594 // reconciliation step 2595 } else { 2596 msg = "Updated system app + " + deletedAppName 2597 + " no longer present; removing system privileges for " 2598 + deletedAppName; 2599 2600 deletedPkg.applicationInfo.flags &= ~ApplicationInfo.FLAG_SYSTEM; 2601 2602 PackageSetting deletedPs = mSettings.mPackages.get(deletedAppName); 2603 deletedPs.pkgFlags &= ~ApplicationInfo.FLAG_SYSTEM; 2604 } 2605 logCriticalInfo(Log.WARN, msg); 2606 } 2607 2608 /** 2609 * Make sure all system apps that we expected to appear on 2610 * the userdata partition actually showed up. If they never 2611 * appeared, crawl back and revive the system version. 2612 */ 2613 for (int i = 0; i < mExpectingBetter.size(); i++) { 2614 final String packageName = mExpectingBetter.keyAt(i); 2615 if (!mPackages.containsKey(packageName)) { 2616 final File scanFile = mExpectingBetter.valueAt(i); 2617 2618 logCriticalInfo(Log.WARN, "Expected better " + packageName 2619 + " but never showed up; reverting to system"); 2620 2621 int reparseFlags = mDefParseFlags; 2622 if (FileUtils.contains(privilegedAppDir, scanFile)) { 2623 reparseFlags = PackageParser.PARSE_IS_SYSTEM 2624 | PackageParser.PARSE_IS_SYSTEM_DIR 2625 | PackageParser.PARSE_IS_PRIVILEGED; 2626 } else if (FileUtils.contains(systemAppDir, scanFile)) { 2627 reparseFlags = PackageParser.PARSE_IS_SYSTEM 2628 | PackageParser.PARSE_IS_SYSTEM_DIR; 2629 } else if (FileUtils.contains(vendorAppDir, scanFile)) { 2630 reparseFlags = PackageParser.PARSE_IS_SYSTEM 2631 | PackageParser.PARSE_IS_SYSTEM_DIR; 2632 } else if (FileUtils.contains(oemAppDir, scanFile)) { 2633 reparseFlags = PackageParser.PARSE_IS_SYSTEM 2634 | PackageParser.PARSE_IS_SYSTEM_DIR; 2635 } else { 2636 Slog.e(TAG, "Ignoring unexpected fallback path " + scanFile); 2637 continue; 2638 } 2639 2640 mSettings.enableSystemPackageLPw(packageName); 2641 2642 try { 2643 scanPackageTracedLI(scanFile, reparseFlags, scanFlags, 0, null); 2644 } catch (PackageManagerException e) { 2645 Slog.e(TAG, "Failed to parse original system package: " 2646 + e.getMessage()); 2647 } 2648 } 2649 } 2650 } 2651 mExpectingBetter.clear(); 2652 2653 // Resolve the storage manager. 2654 mStorageManagerPackage = getStorageManagerPackageName(); 2655 2656 // Resolve protected action filters. Only the setup wizard is allowed to 2657 // have a high priority filter for these actions. 2658 mSetupWizardPackage = getSetupWizardPackageName(); 2659 if (mProtectedFilters.size() > 0) { 2660 if (DEBUG_FILTERS && mSetupWizardPackage == null) { 2661 Slog.i(TAG, "No setup wizard;" 2662 + " All protected intents capped to priority 0"); 2663 } 2664 for (ActivityIntentInfo filter : mProtectedFilters) { 2665 if (filter.activity.info.packageName.equals(mSetupWizardPackage)) { 2666 if (DEBUG_FILTERS) { 2667 Slog.i(TAG, "Found setup wizard;" 2668 + " allow priority " + filter.getPriority() + ";" 2669 + " package: " + filter.activity.info.packageName 2670 + " activity: " + filter.activity.className 2671 + " priority: " + filter.getPriority()); 2672 } 2673 // skip setup wizard; allow it to keep the high priority filter 2674 continue; 2675 } 2676 Slog.w(TAG, "Protected action; cap priority to 0;" 2677 + " package: " + filter.activity.info.packageName 2678 + " activity: " + filter.activity.className 2679 + " origPrio: " + filter.getPriority()); 2680 filter.setPriority(0); 2681 } 2682 } 2683 mDeferProtectedFilters = false; 2684 mProtectedFilters.clear(); 2685 2686 // Now that we know all of the shared libraries, update all clients to have 2687 // the correct library paths. 2688 updateAllSharedLibrariesLPw(null); 2689 2690 for (SharedUserSetting setting : mSettings.getAllSharedUsersLPw()) { 2691 // NOTE: We ignore potential failures here during a system scan (like 2692 // the rest of the commands above) because there's precious little we 2693 // can do about it. A settings error is reported, though. 2694 adjustCpuAbisForSharedUserLPw(setting.packages, null /*scannedPackage*/); 2695 } 2696 2697 // Now that we know all the packages we are keeping, 2698 // read and update their last usage times. 2699 mPackageUsage.read(mPackages); 2700 mCompilerStats.read(); 2701 2702 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_SCAN_END, 2703 SystemClock.uptimeMillis()); 2704 Slog.i(TAG, "Time to scan packages: " 2705 + ((SystemClock.uptimeMillis()-startTime)/1000f) 2706 + " seconds"); 2707 2708 // If the platform SDK has changed since the last time we booted, 2709 // we need to re-grant app permission to catch any new ones that 2710 // appear. This is really a hack, and means that apps can in some 2711 // cases get permissions that the user didn't initially explicitly 2712 // allow... it would be nice to have some better way to handle 2713 // this situation. 2714 int updateFlags = UPDATE_PERMISSIONS_ALL; 2715 if (ver.sdkVersion != mSdkVersion) { 2716 Slog.i(TAG, "Platform changed from " + ver.sdkVersion + " to " 2717 + mSdkVersion + "; regranting permissions for internal storage"); 2718 updateFlags |= UPDATE_PERMISSIONS_REPLACE_PKG | UPDATE_PERMISSIONS_REPLACE_ALL; 2719 } 2720 updatePermissionsLPw(null, null, StorageManager.UUID_PRIVATE_INTERNAL, updateFlags); 2721 ver.sdkVersion = mSdkVersion; 2722 2723 // If this is the first boot or an update from pre-M, and it is a normal 2724 // boot, then we need to initialize the default preferred apps across 2725 // all defined users. 2726 if (!onlyCore && (mPromoteSystemApps || mFirstBoot)) { 2727 for (UserInfo user : sUserManager.getUsers(true)) { 2728 mSettings.applyDefaultPreferredAppsLPw(this, user.id); 2729 applyFactoryDefaultBrowserLPw(user.id); 2730 primeDomainVerificationsLPw(user.id); 2731 } 2732 } 2733 2734 // Prepare storage for system user really early during boot, 2735 // since core system apps like SettingsProvider and SystemUI 2736 // can't wait for user to start 2737 final int storageFlags; 2738 if (StorageManager.isFileEncryptedNativeOrEmulated()) { 2739 storageFlags = StorageManager.FLAG_STORAGE_DE; 2740 } else { 2741 storageFlags = StorageManager.FLAG_STORAGE_DE | StorageManager.FLAG_STORAGE_CE; 2742 } 2743 reconcileAppsDataLI(StorageManager.UUID_PRIVATE_INTERNAL, UserHandle.USER_SYSTEM, 2744 storageFlags, true /* migrateAppData */); 2745 2746 // If this is first boot after an OTA, and a normal boot, then 2747 // we need to clear code cache directories. 2748 // Note that we do *not* clear the application profiles. These remain valid 2749 // across OTAs and are used to drive profile verification (post OTA) and 2750 // profile compilation (without waiting to collect a fresh set of profiles). 2751 if (mIsUpgrade && !onlyCore) { 2752 Slog.i(TAG, "Build fingerprint changed; clearing code caches"); 2753 for (int i = 0; i < mSettings.mPackages.size(); i++) { 2754 final PackageSetting ps = mSettings.mPackages.valueAt(i); 2755 if (Objects.equals(StorageManager.UUID_PRIVATE_INTERNAL, ps.volumeUuid)) { 2756 // No apps are running this early, so no need to freeze 2757 clearAppDataLIF(ps.pkg, UserHandle.USER_ALL, 2758 StorageManager.FLAG_STORAGE_DE | StorageManager.FLAG_STORAGE_CE 2759 | Installer.FLAG_CLEAR_CODE_CACHE_ONLY); 2760 } 2761 } 2762 ver.fingerprint = Build.FINGERPRINT; 2763 } 2764 2765 checkDefaultBrowser(); 2766 2767 // clear only after permissions and other defaults have been updated 2768 mExistingSystemPackages.clear(); 2769 mPromoteSystemApps = false; 2770 2771 // All the changes are done during package scanning. 2772 ver.databaseVersion = Settings.CURRENT_DATABASE_VERSION; 2773 2774 // can downgrade to reader 2775 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "write settings"); 2776 mSettings.writeLPr(); 2777 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 2778 2779 // Perform dexopt on all apps that mark themselves as coreApps. We do this pretty 2780 // early on (before the package manager declares itself as early) because other 2781 // components in the system server might ask for package contexts for these apps. 2782 // 2783 // Note that "onlyCore" in this context means the system is encrypted or encrypting 2784 // (i.e, that the data partition is unavailable). 2785 if ((isFirstBoot() || isUpgrade() || VMRuntime.didPruneDalvikCache()) && !onlyCore) { 2786 long start = System.nanoTime(); 2787 List<PackageParser.Package> coreApps = new ArrayList<>(); 2788 for (PackageParser.Package pkg : mPackages.values()) { 2789 if (pkg.coreApp) { 2790 coreApps.add(pkg); 2791 } 2792 } 2793 2794 int[] stats = performDexOptUpgrade(coreApps, false, 2795 getCompilerFilterForReason(REASON_CORE_APP)); 2796 2797 final int elapsedTimeSeconds = 2798 (int) TimeUnit.NANOSECONDS.toSeconds(System.nanoTime() - start); 2799 MetricsLogger.histogram(mContext, "opt_coreapps_time_s", elapsedTimeSeconds); 2800 2801 if (DEBUG_DEXOPT) { 2802 Slog.i(TAG, "Dex-opt core apps took : " + elapsedTimeSeconds + " seconds (" + 2803 stats[0] + ", " + stats[1] + ", " + stats[2] + ")"); 2804 } 2805 2806 2807 // TODO: Should we log these stats to tron too ? 2808 // MetricsLogger.histogram(mContext, "opt_coreapps_num_dexopted", stats[0]); 2809 // MetricsLogger.histogram(mContext, "opt_coreapps_num_skipped", stats[1]); 2810 // MetricsLogger.histogram(mContext, "opt_coreapps_num_failed", stats[2]); 2811 // MetricsLogger.histogram(mContext, "opt_coreapps_num_total", coreApps.size()); 2812 } 2813 2814 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_READY, 2815 SystemClock.uptimeMillis()); 2816 2817 if (!mOnlyCore) { 2818 mRequiredVerifierPackage = getRequiredButNotReallyRequiredVerifierLPr(); 2819 mRequiredInstallerPackage = getRequiredInstallerLPr(); 2820 mRequiredUninstallerPackage = getRequiredUninstallerLPr(); 2821 mIntentFilterVerifierComponent = getIntentFilterVerifierComponentNameLPr(); 2822 mIntentFilterVerifier = new IntentVerifierProxy(mContext, 2823 mIntentFilterVerifierComponent); 2824 mServicesSystemSharedLibraryPackageName = getRequiredSharedLibraryLPr( 2825 PackageManager.SYSTEM_SHARED_LIBRARY_SERVICES, 2826 SharedLibraryInfo.VERSION_UNDEFINED); 2827 mSharedSystemSharedLibraryPackageName = getRequiredSharedLibraryLPr( 2828 PackageManager.SYSTEM_SHARED_LIBRARY_SHARED, 2829 SharedLibraryInfo.VERSION_UNDEFINED); 2830 } else { 2831 mRequiredVerifierPackage = null; 2832 mRequiredInstallerPackage = null; 2833 mRequiredUninstallerPackage = null; 2834 mIntentFilterVerifierComponent = null; 2835 mIntentFilterVerifier = null; 2836 mServicesSystemSharedLibraryPackageName = null; 2837 mSharedSystemSharedLibraryPackageName = null; 2838 } 2839 2840 mInstallerService = new PackageInstallerService(context, this); 2841 2842 final ComponentName ephemeralResolverComponent = getEphemeralResolverLPr(); 2843 if (ephemeralResolverComponent != null) { 2844 if (DEBUG_EPHEMERAL) { 2845 Slog.i(TAG, "Ephemeral resolver: " + ephemeralResolverComponent); 2846 } 2847 mEphemeralResolverConnection = 2848 new EphemeralResolverConnection(mContext, ephemeralResolverComponent); 2849 } else { 2850 mEphemeralResolverConnection = null; 2851 } 2852 mEphemeralInstallerComponent = getEphemeralInstallerLPr(); 2853 if (mEphemeralInstallerComponent != null) { 2854 if (DEBUG_EPHEMERAL) { 2855 Slog.i(TAG, "Ephemeral installer: " + mEphemeralInstallerComponent); 2856 } 2857 setUpEphemeralInstallerActivityLP(mEphemeralInstallerComponent); 2858 } 2859 2860 // Read and update the usage of dex files. 2861 // Do this at the end of PM init so that all the packages have their 2862 // data directory reconciled. 2863 // At this point we know the code paths of the packages, so we can validate 2864 // the disk file and build the internal cache. 2865 // The usage file is expected to be small so loading and verifying it 2866 // should take a fairly small time compare to the other activities (e.g. package 2867 // scanning). 2868 final Map<Integer, List<PackageInfo>> userPackages = new HashMap<>(); 2869 final int[] currentUserIds = UserManagerService.getInstance().getUserIds(); 2870 for (int userId : currentUserIds) { 2871 userPackages.put(userId, getInstalledPackages(/*flags*/ 0, userId).getList()); 2872 } 2873 mDexManager.load(userPackages); 2874 } // synchronized (mPackages) 2875 } // synchronized (mInstallLock) 2876 2877 // Now after opening every single application zip, make sure they 2878 // are all flushed. Not really needed, but keeps things nice and 2879 // tidy. 2880 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "GC"); 2881 Runtime.getRuntime().gc(); 2882 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 2883 2884 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "loadFallbacks"); 2885 FallbackCategoryProvider.loadFallbacks(); 2886 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 2887 2888 // The initial scanning above does many calls into installd while 2889 // holding the mPackages lock, but we're mostly interested in yelling 2890 // once we have a booted system. 2891 mInstaller.setWarnIfHeld(mPackages); 2892 2893 // Expose private service for system components to use. 2894 LocalServices.addService(PackageManagerInternal.class, new PackageManagerInternalImpl()); 2895 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 2896 } 2897 2898 private static File preparePackageParserCache(boolean isUpgrade) { 2899 if (!DEFAULT_PACKAGE_PARSER_CACHE_ENABLED) { 2900 return null; 2901 } 2902 2903 // Disable package parsing on eng builds to allow for faster incremental development. 2904 if ("eng".equals(Build.TYPE)) { 2905 return null; 2906 } 2907 2908 if (SystemProperties.getBoolean("pm.boot.disable_package_cache", false)) { 2909 Slog.i(TAG, "Disabling package parser cache due to system property."); 2910 return null; 2911 } 2912 2913 // The base directory for the package parser cache lives under /data/system/. 2914 final File cacheBaseDir = FileUtils.createDir(Environment.getDataSystemDirectory(), 2915 "package_cache"); 2916 if (cacheBaseDir == null) { 2917 return null; 2918 } 2919 2920 // If this is a system upgrade scenario, delete the contents of the package cache dir. 2921 // This also serves to "GC" unused entries when the package cache version changes (which 2922 // can only happen during upgrades). 2923 if (isUpgrade) { 2924 FileUtils.deleteContents(cacheBaseDir); 2925 } 2926 2927 2928 // Return the versioned package cache directory. This is something like 2929 // "/data/system/package_cache/1" 2930 File cacheDir = FileUtils.createDir(cacheBaseDir, PACKAGE_PARSER_CACHE_VERSION); 2931 2932 // The following is a workaround to aid development on non-numbered userdebug 2933 // builds or cases where "adb sync" is used on userdebug builds. If we detect that 2934 // the system partition is newer. 2935 // 2936 // NOTE: When no BUILD_NUMBER is set by the build system, it defaults to a build 2937 // that starts with "eng." to signify that this is an engineering build and not 2938 // destined for release. 2939 if ("userdebug".equals(Build.TYPE) && Build.VERSION.INCREMENTAL.startsWith("eng.")) { 2940 Slog.w(TAG, "Wiping cache directory because the system partition changed."); 2941 2942 // Heuristic: If the /system directory has been modified recently due to an "adb sync" 2943 // or a regular make, then blow away the cache. Note that mtimes are *NOT* reliable 2944 // in general and should not be used for production changes. In this specific case, 2945 // we know that they will work. 2946 File frameworkDir = new File(Environment.getRootDirectory(), "framework"); 2947 if (cacheDir.lastModified() < frameworkDir.lastModified()) { 2948 FileUtils.deleteContents(cacheBaseDir); 2949 cacheDir = FileUtils.createDir(cacheBaseDir, PACKAGE_PARSER_CACHE_VERSION); 2950 } 2951 } 2952 2953 return cacheDir; 2954 } 2955 2956 @Override 2957 public boolean isFirstBoot() { 2958 return mFirstBoot; 2959 } 2960 2961 @Override 2962 public boolean isOnlyCoreApps() { 2963 return mOnlyCore; 2964 } 2965 2966 @Override 2967 public boolean isUpgrade() { 2968 return mIsUpgrade; 2969 } 2970 2971 private @Nullable String getRequiredButNotReallyRequiredVerifierLPr() { 2972 final Intent intent = new Intent(Intent.ACTION_PACKAGE_NEEDS_VERIFICATION); 2973 2974 final List<ResolveInfo> matches = queryIntentReceiversInternal(intent, PACKAGE_MIME_TYPE, 2975 MATCH_SYSTEM_ONLY | MATCH_DIRECT_BOOT_AWARE | MATCH_DIRECT_BOOT_UNAWARE, 2976 UserHandle.USER_SYSTEM); 2977 if (matches.size() == 1) { 2978 return matches.get(0).getComponentInfo().packageName; 2979 } else if (matches.size() == 0) { 2980 Log.e(TAG, "There should probably be a verifier, but, none were found"); 2981 return null; 2982 } 2983 throw new RuntimeException("There must be exactly one verifier; found " + matches); 2984 } 2985 2986 private @NonNull String getRequiredSharedLibraryLPr(String name, int version) { 2987 synchronized (mPackages) { 2988 SharedLibraryEntry libraryEntry = getSharedLibraryEntryLPr(name, version); 2989 if (libraryEntry == null) { 2990 throw new IllegalStateException("Missing required shared library:" + name); 2991 } 2992 return libraryEntry.apk; 2993 } 2994 } 2995 2996 private @NonNull String getRequiredInstallerLPr() { 2997 final Intent intent = new Intent(Intent.ACTION_INSTALL_PACKAGE); 2998 intent.addCategory(Intent.CATEGORY_DEFAULT); 2999 intent.setDataAndType(Uri.fromFile(new File("foo.apk")), PACKAGE_MIME_TYPE); 3000 3001 final List<ResolveInfo> matches = queryIntentActivitiesInternal(intent, PACKAGE_MIME_TYPE, 3002 MATCH_SYSTEM_ONLY | MATCH_DIRECT_BOOT_AWARE | MATCH_DIRECT_BOOT_UNAWARE, 3003 UserHandle.USER_SYSTEM); 3004 if (matches.size() == 1) { 3005 ResolveInfo resolveInfo = matches.get(0); 3006 if (!resolveInfo.activityInfo.applicationInfo.isPrivilegedApp()) { 3007 throw new RuntimeException("The installer must be a privileged app"); 3008 } 3009 return matches.get(0).getComponentInfo().packageName; 3010 } else { 3011 throw new RuntimeException("There must be exactly one installer; found " + matches); 3012 } 3013 } 3014 3015 private @NonNull String getRequiredUninstallerLPr() { 3016 final Intent intent = new Intent(Intent.ACTION_UNINSTALL_PACKAGE); 3017 intent.addCategory(Intent.CATEGORY_DEFAULT); 3018 intent.setData(Uri.fromParts(PACKAGE_SCHEME, "foo.bar", null)); 3019 3020 final ResolveInfo resolveInfo = resolveIntent(intent, null, 3021 MATCH_SYSTEM_ONLY | MATCH_DIRECT_BOOT_AWARE | MATCH_DIRECT_BOOT_UNAWARE, 3022 UserHandle.USER_SYSTEM); 3023 if (resolveInfo == null || 3024 mResolveActivity.name.equals(resolveInfo.getComponentInfo().name)) { 3025 throw new RuntimeException("There must be exactly one uninstaller; found " 3026 + resolveInfo); 3027 } 3028 return resolveInfo.getComponentInfo().packageName; 3029 } 3030 3031 private @NonNull ComponentName getIntentFilterVerifierComponentNameLPr() { 3032 final Intent intent = new Intent(Intent.ACTION_INTENT_FILTER_NEEDS_VERIFICATION); 3033 3034 final List<ResolveInfo> matches = queryIntentReceiversInternal(intent, PACKAGE_MIME_TYPE, 3035 MATCH_SYSTEM_ONLY | MATCH_DIRECT_BOOT_AWARE | MATCH_DIRECT_BOOT_UNAWARE, 3036 UserHandle.USER_SYSTEM); 3037 ResolveInfo best = null; 3038 final int N = matches.size(); 3039 for (int i = 0; i < N; i++) { 3040 final ResolveInfo cur = matches.get(i); 3041 final String packageName = cur.getComponentInfo().packageName; 3042 if (checkPermission(android.Manifest.permission.INTENT_FILTER_VERIFICATION_AGENT, 3043 packageName, UserHandle.USER_SYSTEM) != PackageManager.PERMISSION_GRANTED) { 3044 continue; 3045 } 3046 3047 if (best == null || cur.priority > best.priority) { 3048 best = cur; 3049 } 3050 } 3051 3052 if (best != null) { 3053 return best.getComponentInfo().getComponentName(); 3054 } else { 3055 throw new RuntimeException("There must be at least one intent filter verifier"); 3056 } 3057 } 3058 3059 private @Nullable ComponentName getEphemeralResolverLPr() { 3060 final String[] packageArray = 3061 mContext.getResources().getStringArray(R.array.config_ephemeralResolverPackage); 3062 if (packageArray.length == 0 && !Build.IS_DEBUGGABLE) { 3063 if (DEBUG_EPHEMERAL) { 3064 Slog.d(TAG, "Ephemeral resolver NOT found; empty package list"); 3065 } 3066 return null; 3067 } 3068 3069 final int resolveFlags = 3070 MATCH_DIRECT_BOOT_AWARE 3071 | MATCH_DIRECT_BOOT_UNAWARE 3072 | (!Build.IS_DEBUGGABLE ? MATCH_SYSTEM_ONLY : 0); 3073 final Intent resolverIntent = new Intent(Intent.ACTION_RESOLVE_EPHEMERAL_PACKAGE); 3074 final List<ResolveInfo> resolvers = queryIntentServicesInternal(resolverIntent, null, 3075 resolveFlags, UserHandle.USER_SYSTEM); 3076 3077 final int N = resolvers.size(); 3078 if (N == 0) { 3079 if (DEBUG_EPHEMERAL) { 3080 Slog.d(TAG, "Ephemeral resolver NOT found; no matching intent filters"); 3081 } 3082 return null; 3083 } 3084 3085 final Set<String> possiblePackages = new ArraySet<>(Arrays.asList(packageArray)); 3086 for (int i = 0; i < N; i++) { 3087 final ResolveInfo info = resolvers.get(i); 3088 3089 if (info.serviceInfo == null) { 3090 continue; 3091 } 3092 3093 final String packageName = info.serviceInfo.packageName; 3094 if (!possiblePackages.contains(packageName) && !Build.IS_DEBUGGABLE) { 3095 if (DEBUG_EPHEMERAL) { 3096 Slog.d(TAG, "Ephemeral resolver not in allowed package list;" 3097 + " pkg: " + packageName + ", info:" + info); 3098 } 3099 continue; 3100 } 3101 3102 if (DEBUG_EPHEMERAL) { 3103 Slog.v(TAG, "Ephemeral resolver found;" 3104 + " pkg: " + packageName + ", info:" + info); 3105 } 3106 return new ComponentName(packageName, info.serviceInfo.name); 3107 } 3108 if (DEBUG_EPHEMERAL) { 3109 Slog.v(TAG, "Ephemeral resolver NOT found"); 3110 } 3111 return null; 3112 } 3113 3114 private @Nullable ComponentName getEphemeralInstallerLPr() { 3115 final Intent intent = new Intent(Intent.ACTION_INSTALL_EPHEMERAL_PACKAGE); 3116 intent.addCategory(Intent.CATEGORY_DEFAULT); 3117 intent.setDataAndType(Uri.fromFile(new File("foo.apk")), PACKAGE_MIME_TYPE); 3118 3119 final int resolveFlags = 3120 MATCH_DIRECT_BOOT_AWARE 3121 | MATCH_DIRECT_BOOT_UNAWARE 3122 | (!Build.IS_DEBUGGABLE ? MATCH_SYSTEM_ONLY : 0); 3123 final List<ResolveInfo> matches = queryIntentActivitiesInternal(intent, PACKAGE_MIME_TYPE, 3124 resolveFlags, UserHandle.USER_SYSTEM); 3125 Iterator<ResolveInfo> iter = matches.iterator(); 3126 while (iter.hasNext()) { 3127 final ResolveInfo rInfo = iter.next(); 3128 final PackageSetting ps = mSettings.mPackages.get(rInfo.activityInfo.packageName); 3129 if (ps != null) { 3130 final PermissionsState permissionsState = ps.getPermissionsState(); 3131 if (permissionsState.hasPermission(Manifest.permission.INSTALL_PACKAGES, 0)) { 3132 continue; 3133 } 3134 } 3135 iter.remove(); 3136 } 3137 if (matches.size() == 0) { 3138 return null; 3139 } else if (matches.size() == 1) { 3140 return matches.get(0).getComponentInfo().getComponentName(); 3141 } else { 3142 throw new RuntimeException( 3143 "There must be at most one ephemeral installer; found " + matches); 3144 } 3145 } 3146 3147 private void primeDomainVerificationsLPw(int userId) { 3148 if (DEBUG_DOMAIN_VERIFICATION) { 3149 Slog.d(TAG, "Priming domain verifications in user " + userId); 3150 } 3151 3152 SystemConfig systemConfig = SystemConfig.getInstance(); 3153 ArraySet<String> packages = systemConfig.getLinkedApps(); 3154 3155 for (String packageName : packages) { 3156 PackageParser.Package pkg = mPackages.get(packageName); 3157 if (pkg != null) { 3158 if (!pkg.isSystemApp()) { 3159 Slog.w(TAG, "Non-system app '" + packageName + "' in sysconfig <app-link>"); 3160 continue; 3161 } 3162 3163 ArraySet<String> domains = null; 3164 for (PackageParser.Activity a : pkg.activities) { 3165 for (ActivityIntentInfo filter : a.intents) { 3166 if (hasValidDomains(filter)) { 3167 if (domains == null) { 3168 domains = new ArraySet<String>(); 3169 } 3170 domains.addAll(filter.getHostsList()); 3171 } 3172 } 3173 } 3174 3175 if (domains != null && domains.size() > 0) { 3176 if (DEBUG_DOMAIN_VERIFICATION) { 3177 Slog.v(TAG, " + " + packageName); 3178 } 3179 // 'Undefined' in the global IntentFilterVerificationInfo, i.e. the usual 3180 // state w.r.t. the formal app-linkage "no verification attempted" state; 3181 // and then 'always' in the per-user state actually used for intent resolution. 3182 final IntentFilterVerificationInfo ivi; 3183 ivi = mSettings.createIntentFilterVerificationIfNeededLPw(packageName, domains); 3184 ivi.setStatus(INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED); 3185 mSettings.updateIntentFilterVerificationStatusLPw(packageName, 3186 INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS, userId); 3187 } else { 3188 Slog.w(TAG, "Sysconfig <app-link> package '" + packageName 3189 + "' does not handle web links"); 3190 } 3191 } else { 3192 Slog.w(TAG, "Unknown package " + packageName + " in sysconfig <app-link>"); 3193 } 3194 } 3195 3196 scheduleWritePackageRestrictionsLocked(userId); 3197 scheduleWriteSettingsLocked(); 3198 } 3199 3200 private void applyFactoryDefaultBrowserLPw(int userId) { 3201 // The default browser app's package name is stored in a string resource, 3202 // with a product-specific overlay used for vendor customization. 3203 String browserPkg = mContext.getResources().getString( 3204 com.android.internal.R.string.default_browser); 3205 if (!TextUtils.isEmpty(browserPkg)) { 3206 // non-empty string => required to be a known package 3207 PackageSetting ps = mSettings.mPackages.get(browserPkg); 3208 if (ps == null) { 3209 Slog.e(TAG, "Product default browser app does not exist: " + browserPkg); 3210 browserPkg = null; 3211 } else { 3212 mSettings.setDefaultBrowserPackageNameLPw(browserPkg, userId); 3213 } 3214 } 3215 3216 // Nothing valid explicitly set? Make the factory-installed browser the explicit 3217 // default. If there's more than one, just leave everything alone. 3218 if (browserPkg == null) { 3219 calculateDefaultBrowserLPw(userId); 3220 } 3221 } 3222 3223 private void calculateDefaultBrowserLPw(int userId) { 3224 List<String> allBrowsers = resolveAllBrowserApps(userId); 3225 final String browserPkg = (allBrowsers.size() == 1) ? allBrowsers.get(0) : null; 3226 mSettings.setDefaultBrowserPackageNameLPw(browserPkg, userId); 3227 } 3228 3229 private List<String> resolveAllBrowserApps(int userId) { 3230 // Resolve the canonical browser intent and check that the handleAllWebDataURI boolean is set 3231 List<ResolveInfo> list = queryIntentActivitiesInternal(sBrowserIntent, null, 3232 PackageManager.MATCH_ALL, userId); 3233 3234 final int count = list.size(); 3235 List<String> result = new ArrayList<String>(count); 3236 for (int i=0; i<count; i++) { 3237 ResolveInfo info = list.get(i); 3238 if (info.activityInfo == null 3239 || !info.handleAllWebDataURI 3240 || (info.activityInfo.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) == 0 3241 || result.contains(info.activityInfo.packageName)) { 3242 continue; 3243 } 3244 result.add(info.activityInfo.packageName); 3245 } 3246 3247 return result; 3248 } 3249 3250 private boolean packageIsBrowser(String packageName, int userId) { 3251 List<ResolveInfo> list = queryIntentActivitiesInternal(sBrowserIntent, null, 3252 PackageManager.MATCH_ALL, userId); 3253 final int N = list.size(); 3254 for (int i = 0; i < N; i++) { 3255 ResolveInfo info = list.get(i); 3256 if (packageName.equals(info.activityInfo.packageName)) { 3257 return true; 3258 } 3259 } 3260 return false; 3261 } 3262 3263 private void checkDefaultBrowser() { 3264 final int myUserId = UserHandle.myUserId(); 3265 final String packageName = getDefaultBrowserPackageName(myUserId); 3266 if (packageName != null) { 3267 PackageInfo info = getPackageInfo(packageName, 0, myUserId); 3268 if (info == null) { 3269 Slog.w(TAG, "Default browser no longer installed: " + packageName); 3270 synchronized (mPackages) { 3271 applyFactoryDefaultBrowserLPw(myUserId); // leaves ambiguous when > 1 3272 } 3273 } 3274 } 3275 } 3276 3277 @Override 3278 public boolean onTransact(int code, Parcel data, Parcel reply, int flags) 3279 throws RemoteException { 3280 try { 3281 return super.onTransact(code, data, reply, flags); 3282 } catch (RuntimeException e) { 3283 if (!(e instanceof SecurityException) && !(e instanceof IllegalArgumentException)) { 3284 Slog.wtf(TAG, "Package Manager Crash", e); 3285 } 3286 throw e; 3287 } 3288 } 3289 3290 static int[] appendInts(int[] cur, int[] add) { 3291 if (add == null) return cur; 3292 if (cur == null) return add; 3293 final int N = add.length; 3294 for (int i=0; i<N; i++) { 3295 cur = appendInt(cur, add[i]); 3296 } 3297 return cur; 3298 } 3299 3300 private PackageInfo generatePackageInfo(PackageSetting ps, int flags, int userId) { 3301 if (!sUserManager.exists(userId)) return null; 3302 if (ps == null) { 3303 return null; 3304 } 3305 final PackageParser.Package p = ps.pkg; 3306 if (p == null) { 3307 return null; 3308 } 3309 // Filter out ephemeral app metadata: 3310 // * The system/shell/root can see metadata for any app 3311 // * An installed app can see metadata for 1) other installed apps 3312 // and 2) ephemeral apps that have explicitly interacted with it 3313 // * Ephemeral apps can only see their own metadata 3314 // * Holding a signature permission allows seeing instant apps 3315 final int callingAppId = UserHandle.getAppId(Binder.getCallingUid()); 3316 if (callingAppId != Process.SYSTEM_UID 3317 && callingAppId != Process.SHELL_UID 3318 && callingAppId != Process.ROOT_UID 3319 && checkUidPermission(Manifest.permission.ACCESS_INSTANT_APPS, 3320 Binder.getCallingUid()) != PackageManager.PERMISSION_GRANTED) { 3321 final String ephemeralPackageName = getEphemeralPackageName(Binder.getCallingUid()); 3322 if (ephemeralPackageName != null) { 3323 // ephemeral apps can only get information on themselves 3324 if (!ephemeralPackageName.equals(p.packageName)) { 3325 return null; 3326 } 3327 } else { 3328 if (p.applicationInfo.isInstantApp()) { 3329 // only get access to the ephemeral app if we've been granted access 3330 if (!mInstantAppRegistry.isInstantAccessGranted( 3331 userId, callingAppId, ps.appId)) { 3332 return null; 3333 } 3334 } 3335 } 3336 } 3337 3338 final PermissionsState permissionsState = ps.getPermissionsState(); 3339 3340 // Compute GIDs only if requested 3341 final int[] gids = (flags & PackageManager.GET_GIDS) == 0 3342 ? EMPTY_INT_ARRAY : permissionsState.computeGids(userId); 3343 // Compute granted permissions only if package has requested permissions 3344 final Set<String> permissions = ArrayUtils.isEmpty(p.requestedPermissions) 3345 ? Collections.<String>emptySet() : permissionsState.getPermissions(userId); 3346 final PackageUserState state = ps.readUserState(userId); 3347 3348 if ((flags & MATCH_UNINSTALLED_PACKAGES) != 0 3349 && ps.isSystem()) { 3350 flags |= MATCH_ANY_USER; 3351 } 3352 3353 PackageInfo packageInfo = PackageParser.generatePackageInfo(p, gids, flags, 3354 ps.firstInstallTime, ps.lastUpdateTime, permissions, state, userId); 3355 3356 if (packageInfo == null) { 3357 return null; 3358 } 3359 3360 packageInfo.packageName = packageInfo.applicationInfo.packageName = 3361 resolveExternalPackageNameLPr(p); 3362 3363 return packageInfo; 3364 } 3365 3366 @Override 3367 public void checkPackageStartable(String packageName, int userId) { 3368 final boolean userKeyUnlocked = StorageManager.isUserKeyUnlocked(userId); 3369 3370 synchronized (mPackages) { 3371 final PackageSetting ps = mSettings.mPackages.get(packageName); 3372 if (ps == null) { 3373 throw new SecurityException("Package " + packageName + " was not found!"); 3374 } 3375 3376 if (!ps.getInstalled(userId)) { 3377 throw new SecurityException( 3378 "Package " + packageName + " was not installed for user " + userId + "!"); 3379 } 3380 3381 if (mSafeMode && !ps.isSystem()) { 3382 throw new SecurityException("Package " + packageName + " not a system app!"); 3383 } 3384 3385 if (mFrozenPackages.contains(packageName)) { 3386 throw new SecurityException("Package " + packageName + " is currently frozen!"); 3387 } 3388 3389 if (!userKeyUnlocked && !(ps.pkg.applicationInfo.isDirectBootAware() 3390 || ps.pkg.applicationInfo.isPartiallyDirectBootAware())) { 3391 throw new SecurityException("Package " + packageName + " is not encryption aware!"); 3392 } 3393 } 3394 } 3395 3396 @Override 3397 public boolean isPackageAvailable(String packageName, int userId) { 3398 if (!sUserManager.exists(userId)) return false; 3399 enforceCrossUserPermission(Binder.getCallingUid(), userId, 3400 false /* requireFullPermission */, false /* checkShell */, "is package available"); 3401 synchronized (mPackages) { 3402 PackageParser.Package p = mPackages.get(packageName); 3403 if (p != null) { 3404 final PackageSetting ps = (PackageSetting) p.mExtras; 3405 if (ps != null) { 3406 final PackageUserState state = ps.readUserState(userId); 3407 if (state != null) { 3408 return PackageParser.isAvailable(state); 3409 } 3410 } 3411 } 3412 } 3413 return false; 3414 } 3415 3416 @Override 3417 public PackageInfo getPackageInfo(String packageName, int flags, int userId) { 3418 return getPackageInfoInternal(packageName, PackageManager.VERSION_CODE_HIGHEST, 3419 flags, userId); 3420 } 3421 3422 @Override 3423 public PackageInfo getPackageInfoVersioned(VersionedPackage versionedPackage, 3424 int flags, int userId) { 3425 return getPackageInfoInternal(versionedPackage.getPackageName(), 3426 // TODO: We will change version code to long, so in the new API it is long 3427 (int) versionedPackage.getVersionCode(), flags, userId); 3428 } 3429 3430 private PackageInfo getPackageInfoInternal(String packageName, int versionCode, 3431 int flags, int userId) { 3432 if (!sUserManager.exists(userId)) return null; 3433 flags = updateFlagsForPackage(flags, userId, packageName); 3434 enforceCrossUserPermission(Binder.getCallingUid(), userId, 3435 false /* requireFullPermission */, false /* checkShell */, "get package info"); 3436 3437 // reader 3438 synchronized (mPackages) { 3439 // Normalize package name to handle renamed packages and static libs 3440 packageName = resolveInternalPackageNameLPr(packageName, versionCode); 3441 3442 final boolean matchFactoryOnly = (flags & MATCH_FACTORY_ONLY) != 0; 3443 if (matchFactoryOnly) { 3444 final PackageSetting ps = mSettings.getDisabledSystemPkgLPr(packageName); 3445 if (ps != null) { 3446 if (filterSharedLibPackageLPr(ps, Binder.getCallingUid(), userId)) { 3447 return null; 3448 } 3449 return generatePackageInfo(ps, flags, userId); 3450 } 3451 } 3452 3453 PackageParser.Package p = mPackages.get(packageName); 3454 if (matchFactoryOnly && p != null && !isSystemApp(p)) { 3455 return null; 3456 } 3457 if (DEBUG_PACKAGE_INFO) 3458 Log.v(TAG, "getPackageInfo " + packageName + ": " + p); 3459 if (p != null) { 3460 if (filterSharedLibPackageLPr((PackageSetting) p.mExtras, 3461 Binder.getCallingUid(), userId)) { 3462 return null; 3463 } 3464 return generatePackageInfo((PackageSetting)p.mExtras, flags, userId); 3465 } 3466 if (!matchFactoryOnly && (flags & MATCH_KNOWN_PACKAGES) != 0) { 3467 final PackageSetting ps = mSettings.mPackages.get(packageName); 3468 if (filterSharedLibPackageLPr(ps, Binder.getCallingUid(), userId)) { 3469 return null; 3470 } 3471 return generatePackageInfo(ps, flags, userId); 3472 } 3473 } 3474 return null; 3475 } 3476 3477 3478 private boolean filterSharedLibPackageLPr(@Nullable PackageSetting ps, int uid, int userId) { 3479 // System/shell/root get to see all static libs 3480 final int appId = UserHandle.getAppId(uid); 3481 if (appId == Process.SYSTEM_UID || appId == Process.SHELL_UID 3482 || appId == Process.ROOT_UID) { 3483 return false; 3484 } 3485 3486 // No package means no static lib as it is always on internal storage 3487 if (ps == null || ps.pkg == null || !ps.pkg.applicationInfo.isStaticSharedLibrary()) { 3488 return false; 3489 } 3490 3491 final SharedLibraryEntry libEntry = getSharedLibraryEntryLPr(ps.pkg.staticSharedLibName, 3492 ps.pkg.staticSharedLibVersion); 3493 if (libEntry == null) { 3494 return false; 3495 } 3496 3497 final int resolvedUid = UserHandle.getUid(userId, UserHandle.getAppId(uid)); 3498 final String[] uidPackageNames = getPackagesForUid(resolvedUid); 3499 if (uidPackageNames == null) { 3500 return true; 3501 } 3502 3503 for (String uidPackageName : uidPackageNames) { 3504 if (ps.name.equals(uidPackageName)) { 3505 return false; 3506 } 3507 PackageSetting uidPs = mSettings.getPackageLPr(uidPackageName); 3508 if (uidPs != null) { 3509 final int index = ArrayUtils.indexOf(uidPs.usesStaticLibraries, 3510 libEntry.info.getName()); 3511 if (index < 0) { 3512 continue; 3513 } 3514 if (uidPs.pkg.usesStaticLibrariesVersions[index] == libEntry.info.getVersion()) { 3515 return false; 3516 } 3517 } 3518 } 3519 return true; 3520 } 3521 3522 @Override 3523 public String[] currentToCanonicalPackageNames(String[] names) { 3524 String[] out = new String[names.length]; 3525 // reader 3526 synchronized (mPackages) { 3527 for (int i=names.length-1; i>=0; i--) { 3528 PackageSetting ps = mSettings.mPackages.get(names[i]); 3529 out[i] = ps != null && ps.realName != null ? ps.realName : names[i]; 3530 } 3531 } 3532 return out; 3533 } 3534 3535 @Override 3536 public String[] canonicalToCurrentPackageNames(String[] names) { 3537 String[] out = new String[names.length]; 3538 // reader 3539 synchronized (mPackages) { 3540 for (int i=names.length-1; i>=0; i--) { 3541 String cur = mSettings.getRenamedPackageLPr(names[i]); 3542 out[i] = cur != null ? cur : names[i]; 3543 } 3544 } 3545 return out; 3546 } 3547 3548 @Override 3549 public int getPackageUid(String packageName, int flags, int userId) { 3550 if (!sUserManager.exists(userId)) return -1; 3551 flags = updateFlagsForPackage(flags, userId, packageName); 3552 enforceCrossUserPermission(Binder.getCallingUid(), userId, 3553 false /* requireFullPermission */, false /* checkShell */, "get package uid"); 3554 3555 // reader 3556 synchronized (mPackages) { 3557 final PackageParser.Package p = mPackages.get(packageName); 3558 if (p != null && p.isMatch(flags)) { 3559 return UserHandle.getUid(userId, p.applicationInfo.uid); 3560 } 3561 if ((flags & MATCH_KNOWN_PACKAGES) != 0) { 3562 final PackageSetting ps = mSettings.mPackages.get(packageName); 3563 if (ps != null && ps.isMatch(flags)) { 3564 return UserHandle.getUid(userId, ps.appId); 3565 } 3566 } 3567 } 3568 3569 return -1; 3570 } 3571 3572 @Override 3573 public int[] getPackageGids(String packageName, int flags, int userId) { 3574 if (!sUserManager.exists(userId)) return null; 3575 flags = updateFlagsForPackage(flags, userId, packageName); 3576 enforceCrossUserPermission(Binder.getCallingUid(), userId, 3577 false /* requireFullPermission */, false /* checkShell */, 3578 "getPackageGids"); 3579 3580 // reader 3581 synchronized (mPackages) { 3582 final PackageParser.Package p = mPackages.get(packageName); 3583 if (p != null && p.isMatch(flags)) { 3584 PackageSetting ps = (PackageSetting) p.mExtras; 3585 // TODO: Shouldn't this be checking for package installed state for userId and 3586 // return null? 3587 return ps.getPermissionsState().computeGids(userId); 3588 } 3589 if ((flags & MATCH_KNOWN_PACKAGES) != 0) { 3590 final PackageSetting ps = mSettings.mPackages.get(packageName); 3591 if (ps != null && ps.isMatch(flags)) { 3592 return ps.getPermissionsState().computeGids(userId); 3593 } 3594 } 3595 } 3596 3597 return null; 3598 } 3599 3600 static PermissionInfo generatePermissionInfo(BasePermission bp, int flags) { 3601 if (bp.perm != null) { 3602 return PackageParser.generatePermissionInfo(bp.perm, flags); 3603 } 3604 PermissionInfo pi = new PermissionInfo(); 3605 pi.name = bp.name; 3606 pi.packageName = bp.sourcePackage; 3607 pi.nonLocalizedLabel = bp.name; 3608 pi.protectionLevel = bp.protectionLevel; 3609 return pi; 3610 } 3611 3612 @Override 3613 public PermissionInfo getPermissionInfo(String name, int flags) { 3614 // reader 3615 synchronized (mPackages) { 3616 final BasePermission p = mSettings.mPermissions.get(name); 3617 if (p != null) { 3618 return generatePermissionInfo(p, flags); 3619 } 3620 return null; 3621 } 3622 } 3623 3624 @Override 3625 public @Nullable ParceledListSlice<PermissionInfo> queryPermissionsByGroup(String group, 3626 int flags) { 3627 // reader 3628 synchronized (mPackages) { 3629 if (group != null && !mPermissionGroups.containsKey(group)) { 3630 // This is thrown as NameNotFoundException 3631 return null; 3632 } 3633 3634 ArrayList<PermissionInfo> out = new ArrayList<PermissionInfo>(10); 3635 for (BasePermission p : mSettings.mPermissions.values()) { 3636 if (group == null) { 3637 if (p.perm == null || p.perm.info.group == null) { 3638 out.add(generatePermissionInfo(p, flags)); 3639 } 3640 } else { 3641 if (p.perm != null && group.equals(p.perm.info.group)) { 3642 out.add(PackageParser.generatePermissionInfo(p.perm, flags)); 3643 } 3644 } 3645 } 3646 return new ParceledListSlice<>(out); 3647 } 3648 } 3649 3650 @Override 3651 public PermissionGroupInfo getPermissionGroupInfo(String name, int flags) { 3652 // reader 3653 synchronized (mPackages) { 3654 return PackageParser.generatePermissionGroupInfo( 3655 mPermissionGroups.get(name), flags); 3656 } 3657 } 3658 3659 @Override 3660 public @NonNull ParceledListSlice<PermissionGroupInfo> getAllPermissionGroups(int flags) { 3661 // reader 3662 synchronized (mPackages) { 3663 final int N = mPermissionGroups.size(); 3664 ArrayList<PermissionGroupInfo> out 3665 = new ArrayList<PermissionGroupInfo>(N); 3666 for (PackageParser.PermissionGroup pg : mPermissionGroups.values()) { 3667 out.add(PackageParser.generatePermissionGroupInfo(pg, flags)); 3668 } 3669 return new ParceledListSlice<>(out); 3670 } 3671 } 3672 3673 private ApplicationInfo generateApplicationInfoFromSettingsLPw(String packageName, int flags, 3674 int uid, int userId) { 3675 if (!sUserManager.exists(userId)) return null; 3676 PackageSetting ps = mSettings.mPackages.get(packageName); 3677 if (ps != null) { 3678 if (filterSharedLibPackageLPr(ps, uid, userId)) { 3679 return null; 3680 } 3681 if (ps.pkg == null) { 3682 final PackageInfo pInfo = generatePackageInfo(ps, flags, userId); 3683 if (pInfo != null) { 3684 return pInfo.applicationInfo; 3685 } 3686 return null; 3687 } 3688 ApplicationInfo ai = PackageParser.generateApplicationInfo(ps.pkg, flags, 3689 ps.readUserState(userId), userId); 3690 if (ai != null) { 3691 ai.packageName = resolveExternalPackageNameLPr(ps.pkg); 3692 } 3693 return ai; 3694 } 3695 return null; 3696 } 3697 3698 @Override 3699 public ApplicationInfo getApplicationInfo(String packageName, int flags, int userId) { 3700 if (!sUserManager.exists(userId)) return null; 3701 flags = updateFlagsForApplication(flags, userId, packageName); 3702 enforceCrossUserPermission(Binder.getCallingUid(), userId, 3703 false /* requireFullPermission */, false /* checkShell */, "get application info"); 3704 3705 // writer 3706 synchronized (mPackages) { 3707 // Normalize package name to handle renamed packages and static libs 3708 packageName = resolveInternalPackageNameLPr(packageName, 3709 PackageManager.VERSION_CODE_HIGHEST); 3710 3711 PackageParser.Package p = mPackages.get(packageName); 3712 if (DEBUG_PACKAGE_INFO) Log.v( 3713 TAG, "getApplicationInfo " + packageName 3714 + ": " + p); 3715 if (p != null) { 3716 PackageSetting ps = mSettings.mPackages.get(packageName); 3717 if (ps == null) return null; 3718 if (filterSharedLibPackageLPr(ps, Binder.getCallingUid(), userId)) { 3719 return null; 3720 } 3721 // Note: isEnabledLP() does not apply here - always return info 3722 ApplicationInfo ai = PackageParser.generateApplicationInfo( 3723 p, flags, ps.readUserState(userId), userId); 3724 if (ai != null) { 3725 ai.packageName = resolveExternalPackageNameLPr(p); 3726 } 3727 return ai; 3728 } 3729 if ("android".equals(packageName)||"system".equals(packageName)) { 3730 return mAndroidApplication; 3731 } 3732 if ((flags & MATCH_KNOWN_PACKAGES) != 0) { 3733 // Already generates the external package name 3734 return generateApplicationInfoFromSettingsLPw(packageName, 3735 Binder.getCallingUid(), flags, userId); 3736 } 3737 } 3738 return null; 3739 } 3740 3741 private String normalizePackageNameLPr(String packageName) { 3742 String normalizedPackageName = mSettings.getRenamedPackageLPr(packageName); 3743 return normalizedPackageName != null ? normalizedPackageName : packageName; 3744 } 3745 3746 @Override 3747 public void freeStorageAndNotify(final String volumeUuid, final long freeStorageSize, 3748 final IPackageDataObserver observer) { 3749 mContext.enforceCallingOrSelfPermission( 3750 android.Manifest.permission.CLEAR_APP_CACHE, null); 3751 // Queue up an async operation since clearing cache may take a little while. 3752 mHandler.post(new Runnable() { 3753 public void run() { 3754 mHandler.removeCallbacks(this); 3755 boolean success = true; 3756 synchronized (mInstallLock) { 3757 try { 3758 mInstaller.freeCache(volumeUuid, freeStorageSize, 0); 3759 } catch (InstallerException e) { 3760 Slog.w(TAG, "Couldn't clear application caches: " + e); 3761 success = false; 3762 } 3763 } 3764 if (observer != null) { 3765 try { 3766 observer.onRemoveCompleted(null, success); 3767 } catch (RemoteException e) { 3768 Slog.w(TAG, "RemoveException when invoking call back"); 3769 } 3770 } 3771 } 3772 }); 3773 } 3774 3775 @Override 3776 public void freeStorage(final String volumeUuid, final long freeStorageSize, 3777 final IntentSender pi) { 3778 mContext.enforceCallingOrSelfPermission( 3779 android.Manifest.permission.CLEAR_APP_CACHE, null); 3780 // Queue up an async operation since clearing cache may take a little while. 3781 mHandler.post(new Runnable() { 3782 public void run() { 3783 mHandler.removeCallbacks(this); 3784 boolean success = true; 3785 synchronized (mInstallLock) { 3786 try { 3787 mInstaller.freeCache(volumeUuid, freeStorageSize, 0); 3788 } catch (InstallerException e) { 3789 Slog.w(TAG, "Couldn't clear application caches: " + e); 3790 success = false; 3791 } 3792 } 3793 if(pi != null) { 3794 try { 3795 // Callback via pending intent 3796 int code = success ? 1 : 0; 3797 pi.sendIntent(null, code, null, 3798 null, null); 3799 } catch (SendIntentException e1) { 3800 Slog.i(TAG, "Failed to send pending intent"); 3801 } 3802 } 3803 } 3804 }); 3805 } 3806 3807 void freeStorage(String volumeUuid, long freeStorageSize) throws IOException { 3808 synchronized (mInstallLock) { 3809 try { 3810 mInstaller.freeCache(volumeUuid, freeStorageSize, 0); 3811 } catch (InstallerException e) { 3812 throw new IOException("Failed to free enough space", e); 3813 } 3814 } 3815 } 3816 3817 /** 3818 * Update given flags based on encryption status of current user. 3819 */ 3820 private int updateFlags(int flags, int userId) { 3821 if ((flags & (PackageManager.MATCH_DIRECT_BOOT_UNAWARE 3822 | PackageManager.MATCH_DIRECT_BOOT_AWARE)) != 0) { 3823 // Caller expressed an explicit opinion about what encryption 3824 // aware/unaware components they want to see, so fall through and 3825 // give them what they want 3826 } else { 3827 // Caller expressed no opinion, so match based on user state 3828 if (getUserManagerInternal().isUserUnlockingOrUnlocked(userId)) { 3829 flags |= PackageManager.MATCH_DIRECT_BOOT_AWARE | MATCH_DIRECT_BOOT_UNAWARE; 3830 } else { 3831 flags |= PackageManager.MATCH_DIRECT_BOOT_AWARE; 3832 } 3833 } 3834 return flags; 3835 } 3836 3837 private UserManagerInternal getUserManagerInternal() { 3838 if (mUserManagerInternal == null) { 3839 mUserManagerInternal = LocalServices.getService(UserManagerInternal.class); 3840 } 3841 return mUserManagerInternal; 3842 } 3843 3844 /** 3845 * Update given flags when being used to request {@link PackageInfo}. 3846 */ 3847 private int updateFlagsForPackage(int flags, int userId, Object cookie) { 3848 final boolean isCallerSystemUser = UserHandle.getCallingUserId() == UserHandle.USER_SYSTEM; 3849 boolean triaged = true; 3850 if ((flags & (PackageManager.GET_ACTIVITIES | PackageManager.GET_RECEIVERS 3851 | PackageManager.GET_SERVICES | PackageManager.GET_PROVIDERS)) != 0) { 3852 // Caller is asking for component details, so they'd better be 3853 // asking for specific encryption matching behavior, or be triaged 3854 if ((flags & (PackageManager.MATCH_DIRECT_BOOT_UNAWARE 3855 | PackageManager.MATCH_DIRECT_BOOT_AWARE 3856 | PackageManager.MATCH_DEBUG_TRIAGED_MISSING)) == 0) { 3857 triaged = false; 3858 } 3859 } 3860 if ((flags & (PackageManager.MATCH_UNINSTALLED_PACKAGES 3861 | PackageManager.MATCH_SYSTEM_ONLY 3862 | PackageManager.MATCH_DEBUG_TRIAGED_MISSING)) == 0) { 3863 triaged = false; 3864 } 3865 if ((flags & PackageManager.MATCH_ANY_USER) != 0) { 3866 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, 3867 "MATCH_ANY_USER flag requires INTERACT_ACROSS_USERS permission at " 3868 + Debug.getCallers(5)); 3869 } else if ((flags & PackageManager.MATCH_UNINSTALLED_PACKAGES) != 0 && isCallerSystemUser 3870 && sUserManager.hasManagedProfile(UserHandle.USER_SYSTEM)) { 3871 // If the caller wants all packages and has a restricted profile associated with it, 3872 // then match all users. This is to make sure that launchers that need to access work 3873 // profile apps don't start breaking. TODO: Remove this hack when launchers stop using 3874 // MATCH_UNINSTALLED_PACKAGES to query apps in other profiles. b/31000380 3875 flags |= PackageManager.MATCH_ANY_USER; 3876 } 3877 if (DEBUG_TRIAGED_MISSING && (Binder.getCallingUid() == Process.SYSTEM_UID) && !triaged) { 3878 Log.w(TAG, "Caller hasn't been triaged for missing apps; they asked about " + cookie 3879 + " with flags 0x" + Integer.toHexString(flags), new Throwable()); 3880 } 3881 return updateFlags(flags, userId); 3882 } 3883 3884 /** 3885 * Update given flags when being used to request {@link ApplicationInfo}. 3886 */ 3887 private int updateFlagsForApplication(int flags, int userId, Object cookie) { 3888 return updateFlagsForPackage(flags, userId, cookie); 3889 } 3890 3891 /** 3892 * Update given flags when being used to request {@link ComponentInfo}. 3893 */ 3894 private int updateFlagsForComponent(int flags, int userId, Object cookie) { 3895 if (cookie instanceof Intent) { 3896 if ((((Intent) cookie).getFlags() & Intent.FLAG_DEBUG_TRIAGED_MISSING) != 0) { 3897 flags |= PackageManager.MATCH_DEBUG_TRIAGED_MISSING; 3898 } 3899 } 3900 3901 boolean triaged = true; 3902 // Caller is asking for component details, so they'd better be 3903 // asking for specific encryption matching behavior, or be triaged 3904 if ((flags & (PackageManager.MATCH_DIRECT_BOOT_UNAWARE 3905 | PackageManager.MATCH_DIRECT_BOOT_AWARE 3906 | PackageManager.MATCH_DEBUG_TRIAGED_MISSING)) == 0) { 3907 triaged = false; 3908 } 3909 if (DEBUG_TRIAGED_MISSING && (Binder.getCallingUid() == Process.SYSTEM_UID) && !triaged) { 3910 Log.w(TAG, "Caller hasn't been triaged for missing apps; they asked about " + cookie 3911 + " with flags 0x" + Integer.toHexString(flags), new Throwable()); 3912 } 3913 3914 return updateFlags(flags, userId); 3915 } 3916 3917 /** 3918 * Update given intent when being used to request {@link ResolveInfo}. 3919 */ 3920 private Intent updateIntentForResolve(Intent intent) { 3921 if (intent.getSelector() != null) { 3922 intent = intent.getSelector(); 3923 } 3924 if (DEBUG_PREFERRED) { 3925 intent.addFlags(Intent.FLAG_DEBUG_LOG_RESOLUTION); 3926 } 3927 return intent; 3928 } 3929 3930 /** 3931 * Update given flags when being used to request {@link ResolveInfo}. 3932 */ 3933 int updateFlagsForResolve(int flags, int userId, Object cookie) { 3934 // Safe mode means we shouldn't match any third-party components 3935 if (mSafeMode) { 3936 flags |= PackageManager.MATCH_SYSTEM_ONLY; 3937 } 3938 final int callingUid = Binder.getCallingUid(); 3939 if (callingUid == Process.SYSTEM_UID || callingUid == 0) { 3940 // The system sees all components 3941 flags |= PackageManager.MATCH_EPHEMERAL; 3942 } else if (getEphemeralPackageName(callingUid) != null) { 3943 // But, ephemeral apps see both ephemeral and exposed, non-ephemeral components 3944 flags |= PackageManager.MATCH_VISIBLE_TO_EPHEMERAL_ONLY; 3945 flags |= PackageManager.MATCH_EPHEMERAL; 3946 } else { 3947 // Otherwise, prevent leaking ephemeral components 3948 flags &= ~PackageManager.MATCH_VISIBLE_TO_EPHEMERAL_ONLY; 3949 flags &= ~PackageManager.MATCH_EPHEMERAL; 3950 } 3951 return updateFlagsForComponent(flags, userId, cookie); 3952 } 3953 3954 @Override 3955 public ActivityInfo getActivityInfo(ComponentName component, int flags, int userId) { 3956 if (!sUserManager.exists(userId)) return null; 3957 flags = updateFlagsForComponent(flags, userId, component); 3958 enforceCrossUserPermission(Binder.getCallingUid(), userId, 3959 false /* requireFullPermission */, false /* checkShell */, "get activity info"); 3960 synchronized (mPackages) { 3961 PackageParser.Activity a = mActivities.mActivities.get(component); 3962 3963 if (DEBUG_PACKAGE_INFO) Log.v(TAG, "getActivityInfo " + component + ": " + a); 3964 if (a != null && mSettings.isEnabledAndMatchLPr(a.info, flags, userId)) { 3965 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 3966 if (ps == null) return null; 3967 return PackageParser.generateActivityInfo(a, flags, ps.readUserState(userId), 3968 userId); 3969 } 3970 if (mResolveComponentName.equals(component)) { 3971 return PackageParser.generateActivityInfo(mResolveActivity, flags, 3972 new PackageUserState(), userId); 3973 } 3974 } 3975 return null; 3976 } 3977 3978 @Override 3979 public boolean activitySupportsIntent(ComponentName component, Intent intent, 3980 String resolvedType) { 3981 synchronized (mPackages) { 3982 if (component.equals(mResolveComponentName)) { 3983 // The resolver supports EVERYTHING! 3984 return true; 3985 } 3986 PackageParser.Activity a = mActivities.mActivities.get(component); 3987 if (a == null) { 3988 return false; 3989 } 3990 for (int i=0; i<a.intents.size(); i++) { 3991 if (a.intents.get(i).match(intent.getAction(), resolvedType, intent.getScheme(), 3992 intent.getData(), intent.getCategories(), TAG) >= 0) { 3993 return true; 3994 } 3995 } 3996 return false; 3997 } 3998 } 3999 4000 @Override 4001 public ActivityInfo getReceiverInfo(ComponentName component, int flags, int userId) { 4002 if (!sUserManager.exists(userId)) return null; 4003 flags = updateFlagsForComponent(flags, userId, component); 4004 enforceCrossUserPermission(Binder.getCallingUid(), userId, 4005 false /* requireFullPermission */, false /* checkShell */, "get receiver info"); 4006 synchronized (mPackages) { 4007 PackageParser.Activity a = mReceivers.mActivities.get(component); 4008 if (DEBUG_PACKAGE_INFO) Log.v( 4009 TAG, "getReceiverInfo " + component + ": " + a); 4010 if (a != null && mSettings.isEnabledAndMatchLPr(a.info, flags, userId)) { 4011 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 4012 if (ps == null) return null; 4013 return PackageParser.generateActivityInfo(a, flags, ps.readUserState(userId), 4014 userId); 4015 } 4016 } 4017 return null; 4018 } 4019 4020 @Override 4021 public ParceledListSlice<SharedLibraryInfo> getSharedLibraries(int flags, int userId) { 4022 if (!sUserManager.exists(userId)) return null; 4023 Preconditions.checkArgumentNonnegative(userId, "userId must be >= 0"); 4024 4025 flags = updateFlagsForPackage(flags, userId, null); 4026 4027 final boolean canSeeStaticLibraries = 4028 mContext.checkCallingOrSelfPermission(INSTALL_PACKAGES) 4029 == PERMISSION_GRANTED 4030 || mContext.checkCallingOrSelfPermission(DELETE_PACKAGES) 4031 == PERMISSION_GRANTED 4032 || mContext.checkCallingOrSelfPermission(REQUEST_INSTALL_PACKAGES) 4033 == PERMISSION_GRANTED 4034 || mContext.checkCallingOrSelfPermission(REQUEST_DELETE_PACKAGES) 4035 == PERMISSION_GRANTED; 4036 4037 synchronized (mPackages) { 4038 List<SharedLibraryInfo> result = null; 4039 4040 final int libCount = mSharedLibraries.size(); 4041 for (int i = 0; i < libCount; i++) { 4042 SparseArray<SharedLibraryEntry> versionedLib = mSharedLibraries.valueAt(i); 4043 if (versionedLib == null) { 4044 continue; 4045 } 4046 4047 final int versionCount = versionedLib.size(); 4048 for (int j = 0; j < versionCount; j++) { 4049 SharedLibraryInfo libInfo = versionedLib.valueAt(j).info; 4050 if (!canSeeStaticLibraries && libInfo.isStatic()) { 4051 break; 4052 } 4053 final long identity = Binder.clearCallingIdentity(); 4054 try { 4055 // TODO: We will change version code to long, so in the new API it is long 4056 PackageInfo packageInfo = getPackageInfoVersioned( 4057 libInfo.getDeclaringPackage(), flags, userId); 4058 if (packageInfo == null) { 4059 continue; 4060 } 4061 } finally { 4062 Binder.restoreCallingIdentity(identity); 4063 } 4064 4065 SharedLibraryInfo resLibInfo = new SharedLibraryInfo(libInfo.getName(), 4066 libInfo.getVersion(), libInfo.getType(), libInfo.getDeclaringPackage(), 4067 getPackagesUsingSharedLibraryLPr(libInfo, flags, userId)); 4068 4069 if (result == null) { 4070 result = new ArrayList<>(); 4071 } 4072 result.add(resLibInfo); 4073 } 4074 } 4075 4076 return result != null ? new ParceledListSlice<>(result) : null; 4077 } 4078 } 4079 4080 private List<VersionedPackage> getPackagesUsingSharedLibraryLPr( 4081 SharedLibraryInfo libInfo, int flags, int userId) { 4082 List<VersionedPackage> versionedPackages = null; 4083 final int packageCount = mSettings.mPackages.size(); 4084 for (int i = 0; i < packageCount; i++) { 4085 PackageSetting ps = mSettings.mPackages.valueAt(i); 4086 4087 if (ps == null) { 4088 continue; 4089 } 4090 4091 if (!ps.getUserState().get(userId).isAvailable(flags)) { 4092 continue; 4093 } 4094 4095 final String libName = libInfo.getName(); 4096 if (libInfo.isStatic()) { 4097 final int libIdx = ArrayUtils.indexOf(ps.usesStaticLibraries, libName); 4098 if (libIdx < 0) { 4099 continue; 4100 } 4101 if (ps.usesStaticLibrariesVersions[libIdx] != libInfo.getVersion()) { 4102 continue; 4103 } 4104 if (versionedPackages == null) { 4105 versionedPackages = new ArrayList<>(); 4106 } 4107 // If the dependent is a static shared lib, use the public package name 4108 String dependentPackageName = ps.name; 4109 if (ps.pkg != null && ps.pkg.applicationInfo.isStaticSharedLibrary()) { 4110 dependentPackageName = ps.pkg.manifestPackageName; 4111 } 4112 versionedPackages.add(new VersionedPackage(dependentPackageName, ps.versionCode)); 4113 } else if (ps.pkg != null) { 4114 if (ArrayUtils.contains(ps.pkg.usesLibraries, libName) 4115 || ArrayUtils.contains(ps.pkg.usesOptionalLibraries, libName)) { 4116 if (versionedPackages == null) { 4117 versionedPackages = new ArrayList<>(); 4118 } 4119 versionedPackages.add(new VersionedPackage(ps.name, ps.versionCode)); 4120 } 4121 } 4122 } 4123 4124 return versionedPackages; 4125 } 4126 4127 @Override 4128 public ServiceInfo getServiceInfo(ComponentName component, int flags, int userId) { 4129 if (!sUserManager.exists(userId)) return null; 4130 flags = updateFlagsForComponent(flags, userId, component); 4131 enforceCrossUserPermission(Binder.getCallingUid(), userId, 4132 false /* requireFullPermission */, false /* checkShell */, "get service info"); 4133 synchronized (mPackages) { 4134 PackageParser.Service s = mServices.mServices.get(component); 4135 if (DEBUG_PACKAGE_INFO) Log.v( 4136 TAG, "getServiceInfo " + component + ": " + s); 4137 if (s != null && mSettings.isEnabledAndMatchLPr(s.info, flags, userId)) { 4138 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 4139 if (ps == null) return null; 4140 return PackageParser.generateServiceInfo(s, flags, ps.readUserState(userId), 4141 userId); 4142 } 4143 } 4144 return null; 4145 } 4146 4147 @Override 4148 public ProviderInfo getProviderInfo(ComponentName component, int flags, int userId) { 4149 if (!sUserManager.exists(userId)) return null; 4150 flags = updateFlagsForComponent(flags, userId, component); 4151 enforceCrossUserPermission(Binder.getCallingUid(), userId, 4152 false /* requireFullPermission */, false /* checkShell */, "get provider info"); 4153 synchronized (mPackages) { 4154 PackageParser.Provider p = mProviders.mProviders.get(component); 4155 if (DEBUG_PACKAGE_INFO) Log.v( 4156 TAG, "getProviderInfo " + component + ": " + p); 4157 if (p != null && mSettings.isEnabledAndMatchLPr(p.info, flags, userId)) { 4158 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 4159 if (ps == null) return null; 4160 return PackageParser.generateProviderInfo(p, flags, ps.readUserState(userId), 4161 userId); 4162 } 4163 } 4164 return null; 4165 } 4166 4167 @Override 4168 public String[] getSystemSharedLibraryNames() { 4169 synchronized (mPackages) { 4170 Set<String> libs = null; 4171 final int libCount = mSharedLibraries.size(); 4172 for (int i = 0; i < libCount; i++) { 4173 SparseArray<SharedLibraryEntry> versionedLib = mSharedLibraries.valueAt(i); 4174 if (versionedLib == null) { 4175 continue; 4176 } 4177 final int versionCount = versionedLib.size(); 4178 for (int j = 0; j < versionCount; j++) { 4179 SharedLibraryEntry libEntry = versionedLib.valueAt(j); 4180 if (!libEntry.info.isStatic()) { 4181 if (libs == null) { 4182 libs = new ArraySet<>(); 4183 } 4184 libs.add(libEntry.info.getName()); 4185 break; 4186 } 4187 PackageSetting ps = mSettings.getPackageLPr(libEntry.apk); 4188 if (ps != null && !filterSharedLibPackageLPr(ps, Binder.getCallingUid(), 4189 UserHandle.getUserId(Binder.getCallingUid()))) { 4190 if (libs == null) { 4191 libs = new ArraySet<>(); 4192 } 4193 libs.add(libEntry.info.getName()); 4194 break; 4195 } 4196 } 4197 } 4198 4199 if (libs != null) { 4200 String[] libsArray = new String[libs.size()]; 4201 libs.toArray(libsArray); 4202 return libsArray; 4203 } 4204 4205 return null; 4206 } 4207 } 4208 4209 @Override 4210 public @NonNull String getServicesSystemSharedLibraryPackageName() { 4211 synchronized (mPackages) { 4212 return mServicesSystemSharedLibraryPackageName; 4213 } 4214 } 4215 4216 @Override 4217 public @NonNull String getSharedSystemSharedLibraryPackageName() { 4218 synchronized (mPackages) { 4219 return mSharedSystemSharedLibraryPackageName; 4220 } 4221 } 4222 4223 @Override 4224 public @NonNull ParceledListSlice<FeatureInfo> getSystemAvailableFeatures() { 4225 ArrayList<FeatureInfo> res; 4226 synchronized (mAvailableFeatures) { 4227 res = new ArrayList<>(mAvailableFeatures.size() + 1); 4228 res.addAll(mAvailableFeatures.values()); 4229 } 4230 final FeatureInfo fi = new FeatureInfo(); 4231 fi.reqGlEsVersion = SystemProperties.getInt("ro.opengles.version", 4232 FeatureInfo.GL_ES_VERSION_UNDEFINED); 4233 res.add(fi); 4234 4235 return new ParceledListSlice<>(res); 4236 } 4237 4238 @Override 4239 public boolean hasSystemFeature(String name, int version) { 4240 synchronized (mAvailableFeatures) { 4241 final FeatureInfo feat = mAvailableFeatures.get(name); 4242 if (feat == null) { 4243 return false; 4244 } else { 4245 return feat.version >= version; 4246 } 4247 } 4248 } 4249 4250 @Override 4251 public int checkPermission(String permName, String pkgName, int userId) { 4252 if (!sUserManager.exists(userId)) { 4253 return PackageManager.PERMISSION_DENIED; 4254 } 4255 4256 synchronized (mPackages) { 4257 final PackageParser.Package p = mPackages.get(pkgName); 4258 if (p != null && p.mExtras != null) { 4259 final PackageSetting ps = (PackageSetting) p.mExtras; 4260 final PermissionsState permissionsState = ps.getPermissionsState(); 4261 if (permissionsState.hasPermission(permName, userId)) { 4262 return PackageManager.PERMISSION_GRANTED; 4263 } 4264 // Special case: ACCESS_FINE_LOCATION permission includes ACCESS_COARSE_LOCATION 4265 if (Manifest.permission.ACCESS_COARSE_LOCATION.equals(permName) && permissionsState 4266 .hasPermission(Manifest.permission.ACCESS_FINE_LOCATION, userId)) { 4267 return PackageManager.PERMISSION_GRANTED; 4268 } 4269 } 4270 } 4271 4272 return PackageManager.PERMISSION_DENIED; 4273 } 4274 4275 @Override 4276 public int checkUidPermission(String permName, int uid) { 4277 final int userId = UserHandle.getUserId(uid); 4278 4279 if (!sUserManager.exists(userId)) { 4280 return PackageManager.PERMISSION_DENIED; 4281 } 4282 4283 synchronized (mPackages) { 4284 Object obj = mSettings.getUserIdLPr(UserHandle.getAppId(uid)); 4285 if (obj != null) { 4286 final SettingBase ps = (SettingBase) obj; 4287 final PermissionsState permissionsState = ps.getPermissionsState(); 4288 if (permissionsState.hasPermission(permName, userId)) { 4289 return PackageManager.PERMISSION_GRANTED; 4290 } 4291 // Special case: ACCESS_FINE_LOCATION permission includes ACCESS_COARSE_LOCATION 4292 if (Manifest.permission.ACCESS_COARSE_LOCATION.equals(permName) && permissionsState 4293 .hasPermission(Manifest.permission.ACCESS_FINE_LOCATION, userId)) { 4294 return PackageManager.PERMISSION_GRANTED; 4295 } 4296 } else { 4297 ArraySet<String> perms = mSystemPermissions.get(uid); 4298 if (perms != null) { 4299 if (perms.contains(permName)) { 4300 return PackageManager.PERMISSION_GRANTED; 4301 } 4302 if (Manifest.permission.ACCESS_COARSE_LOCATION.equals(permName) && perms 4303 .contains(Manifest.permission.ACCESS_FINE_LOCATION)) { 4304 return PackageManager.PERMISSION_GRANTED; 4305 } 4306 } 4307 } 4308 } 4309 4310 return PackageManager.PERMISSION_DENIED; 4311 } 4312 4313 @Override 4314 public boolean isPermissionRevokedByPolicy(String permission, String packageName, int userId) { 4315 if (UserHandle.getCallingUserId() != userId) { 4316 mContext.enforceCallingPermission( 4317 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, 4318 "isPermissionRevokedByPolicy for user " + userId); 4319 } 4320 4321 if (checkPermission(permission, packageName, userId) 4322 == PackageManager.PERMISSION_GRANTED) { 4323 return false; 4324 } 4325 4326 final long identity = Binder.clearCallingIdentity(); 4327 try { 4328 final int flags = getPermissionFlags(permission, packageName, userId); 4329 return (flags & PackageManager.FLAG_PERMISSION_POLICY_FIXED) != 0; 4330 } finally { 4331 Binder.restoreCallingIdentity(identity); 4332 } 4333 } 4334 4335 @Override 4336 public String getPermissionControllerPackageName() { 4337 synchronized (mPackages) { 4338 return mRequiredInstallerPackage; 4339 } 4340 } 4341 4342 /** 4343 * Checks if the request is from the system or an app that has INTERACT_ACROSS_USERS 4344 * or INTERACT_ACROSS_USERS_FULL permissions, if the userid is not for the caller. 4345 * @param checkShell whether to prevent shell from access if there's a debugging restriction 4346 * @param message the message to log on security exception 4347 */ 4348 void enforceCrossUserPermission(int callingUid, int userId, boolean requireFullPermission, 4349 boolean checkShell, String message) { 4350 if (userId < 0) { 4351 throw new IllegalArgumentException("Invalid userId " + userId); 4352 } 4353 if (checkShell) { 4354 enforceShellRestriction(UserManager.DISALLOW_DEBUGGING_FEATURES, callingUid, userId); 4355 } 4356 if (userId == UserHandle.getUserId(callingUid)) return; 4357 if (callingUid != Process.SYSTEM_UID && callingUid != 0) { 4358 if (requireFullPermission) { 4359 mContext.enforceCallingOrSelfPermission( 4360 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, message); 4361 } else { 4362 try { 4363 mContext.enforceCallingOrSelfPermission( 4364 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, message); 4365 } catch (SecurityException se) { 4366 mContext.enforceCallingOrSelfPermission( 4367 android.Manifest.permission.INTERACT_ACROSS_USERS, message); 4368 } 4369 } 4370 } 4371 } 4372 4373 void enforceShellRestriction(String restriction, int callingUid, int userHandle) { 4374 if (callingUid == Process.SHELL_UID) { 4375 if (userHandle >= 0 4376 && sUserManager.hasUserRestriction(restriction, userHandle)) { 4377 throw new SecurityException("Shell does not have permission to access user " 4378 + userHandle); 4379 } else if (userHandle < 0) { 4380 Slog.e(TAG, "Unable to check shell permission for user " + userHandle + "\n\t" 4381 + Debug.getCallers(3)); 4382 } 4383 } 4384 } 4385 4386 private BasePermission findPermissionTreeLP(String permName) { 4387 for(BasePermission bp : mSettings.mPermissionTrees.values()) { 4388 if (permName.startsWith(bp.name) && 4389 permName.length() > bp.name.length() && 4390 permName.charAt(bp.name.length()) == '.') { 4391 return bp; 4392 } 4393 } 4394 return null; 4395 } 4396 4397 private BasePermission checkPermissionTreeLP(String permName) { 4398 if (permName != null) { 4399 BasePermission bp = findPermissionTreeLP(permName); 4400 if (bp != null) { 4401 if (bp.uid == UserHandle.getAppId(Binder.getCallingUid())) { 4402 return bp; 4403 } 4404 throw new SecurityException("Calling uid " 4405 + Binder.getCallingUid() 4406 + " is not allowed to add to permission tree " 4407 + bp.name + " owned by uid " + bp.uid); 4408 } 4409 } 4410 throw new SecurityException("No permission tree found for " + permName); 4411 } 4412 4413 static boolean compareStrings(CharSequence s1, CharSequence s2) { 4414 if (s1 == null) { 4415 return s2 == null; 4416 } 4417 if (s2 == null) { 4418 return false; 4419 } 4420 if (s1.getClass() != s2.getClass()) { 4421 return false; 4422 } 4423 return s1.equals(s2); 4424 } 4425 4426 static boolean comparePermissionInfos(PermissionInfo pi1, PermissionInfo pi2) { 4427 if (pi1.icon != pi2.icon) return false; 4428 if (pi1.logo != pi2.logo) return false; 4429 if (pi1.protectionLevel != pi2.protectionLevel) return false; 4430 if (!compareStrings(pi1.name, pi2.name)) return false; 4431 if (!compareStrings(pi1.nonLocalizedLabel, pi2.nonLocalizedLabel)) return false; 4432 // We'll take care of setting this one. 4433 if (!compareStrings(pi1.packageName, pi2.packageName)) return false; 4434 // These are not currently stored in settings. 4435 //if (!compareStrings(pi1.group, pi2.group)) return false; 4436 //if (!compareStrings(pi1.nonLocalizedDescription, pi2.nonLocalizedDescription)) return false; 4437 //if (pi1.labelRes != pi2.labelRes) return false; 4438 //if (pi1.descriptionRes != pi2.descriptionRes) return false; 4439 return true; 4440 } 4441 4442 int permissionInfoFootprint(PermissionInfo info) { 4443 int size = info.name.length(); 4444 if (info.nonLocalizedLabel != null) size += info.nonLocalizedLabel.length(); 4445 if (info.nonLocalizedDescription != null) size += info.nonLocalizedDescription.length(); 4446 return size; 4447 } 4448 4449 int calculateCurrentPermissionFootprintLocked(BasePermission tree) { 4450 int size = 0; 4451 for (BasePermission perm : mSettings.mPermissions.values()) { 4452 if (perm.uid == tree.uid) { 4453 size += perm.name.length() + permissionInfoFootprint(perm.perm.info); 4454 } 4455 } 4456 return size; 4457 } 4458 4459 void enforcePermissionCapLocked(PermissionInfo info, BasePermission tree) { 4460 // We calculate the max size of permissions defined by this uid and throw 4461 // if that plus the size of 'info' would exceed our stated maximum. 4462 if (tree.uid != Process.SYSTEM_UID) { 4463 final int curTreeSize = calculateCurrentPermissionFootprintLocked(tree); 4464 if (curTreeSize + permissionInfoFootprint(info) > MAX_PERMISSION_TREE_FOOTPRINT) { 4465 throw new SecurityException("Permission tree size cap exceeded"); 4466 } 4467 } 4468 } 4469 4470 boolean addPermissionLocked(PermissionInfo info, boolean async) { 4471 if (info.labelRes == 0 && info.nonLocalizedLabel == null) { 4472 throw new SecurityException("Label must be specified in permission"); 4473 } 4474 BasePermission tree = checkPermissionTreeLP(info.name); 4475 BasePermission bp = mSettings.mPermissions.get(info.name); 4476 boolean added = bp == null; 4477 boolean changed = true; 4478 int fixedLevel = PermissionInfo.fixProtectionLevel(info.protectionLevel); 4479 if (added) { 4480 enforcePermissionCapLocked(info, tree); 4481 bp = new BasePermission(info.name, tree.sourcePackage, 4482 BasePermission.TYPE_DYNAMIC); 4483 } else if (bp.type != BasePermission.TYPE_DYNAMIC) { 4484 throw new SecurityException( 4485 "Not allowed to modify non-dynamic permission " 4486 + info.name); 4487 } else { 4488 if (bp.protectionLevel == fixedLevel 4489 && bp.perm.owner.equals(tree.perm.owner) 4490 && bp.uid == tree.uid 4491 && comparePermissionInfos(bp.perm.info, info)) { 4492 changed = false; 4493 } 4494 } 4495 bp.protectionLevel = fixedLevel; 4496 info = new PermissionInfo(info); 4497 info.protectionLevel = fixedLevel; 4498 bp.perm = new PackageParser.Permission(tree.perm.owner, info); 4499 bp.perm.info.packageName = tree.perm.info.packageName; 4500 bp.uid = tree.uid; 4501 if (added) { 4502 mSettings.mPermissions.put(info.name, bp); 4503 } 4504 if (changed) { 4505 if (!async) { 4506 mSettings.writeLPr(); 4507 } else { 4508 scheduleWriteSettingsLocked(); 4509 } 4510 } 4511 return added; 4512 } 4513 4514 @Override 4515 public boolean addPermission(PermissionInfo info) { 4516 synchronized (mPackages) { 4517 return addPermissionLocked(info, false); 4518 } 4519 } 4520 4521 @Override 4522 public boolean addPermissionAsync(PermissionInfo info) { 4523 synchronized (mPackages) { 4524 return addPermissionLocked(info, true); 4525 } 4526 } 4527 4528 @Override 4529 public void removePermission(String name) { 4530 synchronized (mPackages) { 4531 checkPermissionTreeLP(name); 4532 BasePermission bp = mSettings.mPermissions.get(name); 4533 if (bp != null) { 4534 if (bp.type != BasePermission.TYPE_DYNAMIC) { 4535 throw new SecurityException( 4536 "Not allowed to modify non-dynamic permission " 4537 + name); 4538 } 4539 mSettings.mPermissions.remove(name); 4540 mSettings.writeLPr(); 4541 } 4542 } 4543 } 4544 4545 private static void enforceDeclaredAsUsedAndRuntimeOrDevelopmentPermission(PackageParser.Package pkg, 4546 BasePermission bp) { 4547 int index = pkg.requestedPermissions.indexOf(bp.name); 4548 if (index == -1) { 4549 throw new SecurityException("Package " + pkg.packageName 4550 + " has not requested permission " + bp.name); 4551 } 4552 if (!bp.isRuntime() && !bp.isDevelopment()) { 4553 throw new SecurityException("Permission " + bp.name 4554 + " is not a changeable permission type"); 4555 } 4556 } 4557 4558 @Override 4559 public void grantRuntimePermission(String packageName, String name, final int userId) { 4560 grantRuntimePermission(packageName, name, userId, false /* Only if not fixed by policy */); 4561 } 4562 4563 private void grantRuntimePermission(String packageName, String name, final int userId, 4564 boolean overridePolicy) { 4565 if (!sUserManager.exists(userId)) { 4566 Log.e(TAG, "No such user:" + userId); 4567 return; 4568 } 4569 4570 mContext.enforceCallingOrSelfPermission( 4571 android.Manifest.permission.GRANT_RUNTIME_PERMISSIONS, 4572 "grantRuntimePermission"); 4573 4574 enforceCrossUserPermission(Binder.getCallingUid(), userId, 4575 true /* requireFullPermission */, true /* checkShell */, 4576 "grantRuntimePermission"); 4577 4578 final int uid; 4579 final SettingBase sb; 4580 4581 synchronized (mPackages) { 4582 final PackageParser.Package pkg = mPackages.get(packageName); 4583 if (pkg == null) { 4584 throw new IllegalArgumentException("Unknown package: " + packageName); 4585 } 4586 4587 final BasePermission bp = mSettings.mPermissions.get(name); 4588 if (bp == null) { 4589 throw new IllegalArgumentException("Unknown permission: " + name); 4590 } 4591 4592 enforceDeclaredAsUsedAndRuntimeOrDevelopmentPermission(pkg, bp); 4593 4594 // If a permission review is required for legacy apps we represent 4595 // their permissions as always granted runtime ones since we need 4596 // to keep the review required permission flag per user while an 4597 // install permission's state is shared across all users. 4598 if (mPermissionReviewRequired 4599 && pkg.applicationInfo.targetSdkVersion < Build.VERSION_CODES.M 4600 && bp.isRuntime()) { 4601 return; 4602 } 4603 4604 uid = UserHandle.getUid(userId, pkg.applicationInfo.uid); 4605 sb = (SettingBase) pkg.mExtras; 4606 if (sb == null) { 4607 throw new IllegalArgumentException("Unknown package: " + packageName); 4608 } 4609 4610 final PermissionsState permissionsState = sb.getPermissionsState(); 4611 4612 final int flags = permissionsState.getPermissionFlags(name, userId); 4613 if ((flags & PackageManager.FLAG_PERMISSION_SYSTEM_FIXED) != 0) { 4614 throw new SecurityException("Cannot grant system fixed permission " 4615 + name + " for package " + packageName); 4616 } 4617 if (!overridePolicy && (flags & PackageManager.FLAG_PERMISSION_POLICY_FIXED) != 0) { 4618 throw new SecurityException("Cannot grant policy fixed permission " 4619 + name + " for package " + packageName); 4620 } 4621 4622 if (bp.isDevelopment()) { 4623 // Development permissions must be handled specially, since they are not 4624 // normal runtime permissions. For now they apply to all users. 4625 if (permissionsState.grantInstallPermission(bp) != 4626 PermissionsState.PERMISSION_OPERATION_FAILURE) { 4627 scheduleWriteSettingsLocked(); 4628 } 4629 return; 4630 } 4631 4632 if (pkg.applicationInfo.isInstantApp() && !bp.isInstant()) { 4633 throw new SecurityException("Cannot grant non-ephemeral permission" 4634 + name + " for package " + packageName); 4635 } 4636 4637 if (pkg.applicationInfo.targetSdkVersion < Build.VERSION_CODES.M) { 4638 Slog.w(TAG, "Cannot grant runtime permission to a legacy app"); 4639 return; 4640 } 4641 4642 final int result = permissionsState.grantRuntimePermission(bp, userId); 4643 switch (result) { 4644 case PermissionsState.PERMISSION_OPERATION_FAILURE: { 4645 return; 4646 } 4647 4648 case PermissionsState.PERMISSION_OPERATION_SUCCESS_GIDS_CHANGED: { 4649 final int appId = UserHandle.getAppId(pkg.applicationInfo.uid); 4650 mHandler.post(new Runnable() { 4651 @Override 4652 public void run() { 4653 killUid(appId, userId, KILL_APP_REASON_GIDS_CHANGED); 4654 } 4655 }); 4656 } 4657 break; 4658 } 4659 4660 if (bp.isRuntime()) { 4661 logPermissionGranted(mContext, name, packageName); 4662 } 4663 4664 mOnPermissionChangeListeners.onPermissionsChanged(uid); 4665 4666 // Not critical if that is lost - app has to request again. 4667 mSettings.writeRuntimePermissionsForUserLPr(userId, false); 4668 } 4669 4670 // Only need to do this if user is initialized. Otherwise it's a new user 4671 // and there are no processes running as the user yet and there's no need 4672 // to make an expensive call to remount processes for the changed permissions. 4673 if (READ_EXTERNAL_STORAGE.equals(name) 4674 || WRITE_EXTERNAL_STORAGE.equals(name)) { 4675 final long token = Binder.clearCallingIdentity(); 4676 try { 4677 if (sUserManager.isInitialized(userId)) { 4678 StorageManagerInternal storageManagerInternal = LocalServices.getService( 4679 StorageManagerInternal.class); 4680 storageManagerInternal.onExternalStoragePolicyChanged(uid, packageName); 4681 } 4682 } finally { 4683 Binder.restoreCallingIdentity(token); 4684 } 4685 } 4686 } 4687 4688 @Override 4689 public void revokeRuntimePermission(String packageName, String name, int userId) { 4690 revokeRuntimePermission(packageName, name, userId, false /* Only if not fixed by policy */); 4691 } 4692 4693 private void revokeRuntimePermission(String packageName, String name, int userId, 4694 boolean overridePolicy) { 4695 if (!sUserManager.exists(userId)) { 4696 Log.e(TAG, "No such user:" + userId); 4697 return; 4698 } 4699 4700 mContext.enforceCallingOrSelfPermission( 4701 android.Manifest.permission.REVOKE_RUNTIME_PERMISSIONS, 4702 "revokeRuntimePermission"); 4703 4704 enforceCrossUserPermission(Binder.getCallingUid(), userId, 4705 true /* requireFullPermission */, true /* checkShell */, 4706 "revokeRuntimePermission"); 4707 4708 final int appId; 4709 4710 synchronized (mPackages) { 4711 final PackageParser.Package pkg = mPackages.get(packageName); 4712 if (pkg == null) { 4713 throw new IllegalArgumentException("Unknown package: " + packageName); 4714 } 4715 4716 final BasePermission bp = mSettings.mPermissions.get(name); 4717 if (bp == null) { 4718 throw new IllegalArgumentException("Unknown permission: " + name); 4719 } 4720 4721 enforceDeclaredAsUsedAndRuntimeOrDevelopmentPermission(pkg, bp); 4722 4723 // If a permission review is required for legacy apps we represent 4724 // their permissions as always granted runtime ones since we need 4725 // to keep the review required permission flag per user while an 4726 // install permission's state is shared across all users. 4727 if (mPermissionReviewRequired 4728 && pkg.applicationInfo.targetSdkVersion < Build.VERSION_CODES.M 4729 && bp.isRuntime()) { 4730 return; 4731 } 4732 4733 SettingBase sb = (SettingBase) pkg.mExtras; 4734 if (sb == null) { 4735 throw new IllegalArgumentException("Unknown package: " + packageName); 4736 } 4737 4738 final PermissionsState permissionsState = sb.getPermissionsState(); 4739 4740 final int flags = permissionsState.getPermissionFlags(name, userId); 4741 if ((flags & PackageManager.FLAG_PERMISSION_SYSTEM_FIXED) != 0) { 4742 throw new SecurityException("Cannot revoke system fixed permission " 4743 + name + " for package " + packageName); 4744 } 4745 if (!overridePolicy && (flags & PackageManager.FLAG_PERMISSION_POLICY_FIXED) != 0) { 4746 throw new SecurityException("Cannot revoke policy fixed permission " 4747 + name + " for package " + packageName); 4748 } 4749 4750 if (bp.isDevelopment()) { 4751 // Development permissions must be handled specially, since they are not 4752 // normal runtime permissions. For now they apply to all users. 4753 if (permissionsState.revokeInstallPermission(bp) != 4754 PermissionsState.PERMISSION_OPERATION_FAILURE) { 4755 scheduleWriteSettingsLocked(); 4756 } 4757 return; 4758 } 4759 4760 if (permissionsState.revokeRuntimePermission(bp, userId) == 4761 PermissionsState.PERMISSION_OPERATION_FAILURE) { 4762 return; 4763 } 4764 4765 if (bp.isRuntime()) { 4766 logPermissionRevoked(mContext, name, packageName); 4767 } 4768 4769 mOnPermissionChangeListeners.onPermissionsChanged(pkg.applicationInfo.uid); 4770 4771 // Critical, after this call app should never have the permission. 4772 mSettings.writeRuntimePermissionsForUserLPr(userId, true); 4773 4774 appId = UserHandle.getAppId(pkg.applicationInfo.uid); 4775 } 4776 4777 killUid(appId, userId, KILL_APP_REASON_PERMISSIONS_REVOKED); 4778 } 4779 4780 /** 4781 * Get the first event id for the permission. 4782 * 4783 * <p>There are four events for each permission: <ul> 4784 * <li>Request permission: first id + 0</li> 4785 * <li>Grant permission: first id + 1</li> 4786 * <li>Request for permission denied: first id + 2</li> 4787 * <li>Revoke permission: first id + 3</li> 4788 * </ul></p> 4789 * 4790 * @param name name of the permission 4791 * 4792 * @return The first event id for the permission 4793 */ 4794 private static int getBaseEventId(@NonNull String name) { 4795 int eventIdIndex = ALL_DANGEROUS_PERMISSIONS.indexOf(name); 4796 4797 if (eventIdIndex == -1) { 4798 if (AppOpsManager.permissionToOpCode(name) == AppOpsManager.OP_NONE 4799 || "user".equals(Build.TYPE)) { 4800 Log.i(TAG, "Unknown permission " + name); 4801 4802 return MetricsEvent.ACTION_PERMISSION_REQUEST_UNKNOWN; 4803 } else { 4804 // Most likely #ALL_DANGEROUS_PERMISSIONS needs to be updated. 4805 // 4806 // Also update 4807 // - EventLogger#ALL_DANGEROUS_PERMISSIONS 4808 // - metrics_constants.proto 4809 throw new IllegalStateException("Unknown permission " + name); 4810 } 4811 } 4812 4813 return MetricsEvent.ACTION_PERMISSION_REQUEST_READ_CALENDAR + eventIdIndex * 4; 4814 } 4815 4816 /** 4817 * Log that a permission was revoked. 4818 * 4819 * @param context Context of the caller 4820 * @param name name of the permission 4821 * @param packageName package permission if for 4822 */ 4823 private static void logPermissionRevoked(@NonNull Context context, @NonNull String name, 4824 @NonNull String packageName) { 4825 MetricsLogger.action(context, getBaseEventId(name) + 3, packageName); 4826 } 4827 4828 /** 4829 * Log that a permission request was granted. 4830 * 4831 * @param context Context of the caller 4832 * @param name name of the permission 4833 * @param packageName package permission if for 4834 */ 4835 private static void logPermissionGranted(@NonNull Context context, @NonNull String name, 4836 @NonNull String packageName) { 4837 MetricsLogger.action(context, getBaseEventId(name) + 1, packageName); 4838 } 4839 4840 @Override 4841 public void resetRuntimePermissions() { 4842 mContext.enforceCallingOrSelfPermission( 4843 android.Manifest.permission.REVOKE_RUNTIME_PERMISSIONS, 4844 "revokeRuntimePermission"); 4845 4846 int callingUid = Binder.getCallingUid(); 4847 if (callingUid != Process.SYSTEM_UID && callingUid != 0) { 4848 mContext.enforceCallingOrSelfPermission( 4849 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, 4850 "resetRuntimePermissions"); 4851 } 4852 4853 synchronized (mPackages) { 4854 updatePermissionsLPw(null, null, UPDATE_PERMISSIONS_ALL); 4855 for (int userId : UserManagerService.getInstance().getUserIds()) { 4856 final int packageCount = mPackages.size(); 4857 for (int i = 0; i < packageCount; i++) { 4858 PackageParser.Package pkg = mPackages.valueAt(i); 4859 if (!(pkg.mExtras instanceof PackageSetting)) { 4860 continue; 4861 } 4862 PackageSetting ps = (PackageSetting) pkg.mExtras; 4863 resetUserChangesToRuntimePermissionsAndFlagsLPw(ps, userId); 4864 } 4865 } 4866 } 4867 } 4868 4869 @Override 4870 public int getPermissionFlags(String name, String packageName, int userId) { 4871 if (!sUserManager.exists(userId)) { 4872 return 0; 4873 } 4874 4875 enforceGrantRevokeRuntimePermissionPermissions("getPermissionFlags"); 4876 4877 enforceCrossUserPermission(Binder.getCallingUid(), userId, 4878 true /* requireFullPermission */, false /* checkShell */, 4879 "getPermissionFlags"); 4880 4881 synchronized (mPackages) { 4882 final PackageParser.Package pkg = mPackages.get(packageName); 4883 if (pkg == null) { 4884 return 0; 4885 } 4886 4887 final BasePermission bp = mSettings.mPermissions.get(name); 4888 if (bp == null) { 4889 return 0; 4890 } 4891 4892 SettingBase sb = (SettingBase) pkg.mExtras; 4893 if (sb == null) { 4894 return 0; 4895 } 4896 4897 PermissionsState permissionsState = sb.getPermissionsState(); 4898 return permissionsState.getPermissionFlags(name, userId); 4899 } 4900 } 4901 4902 @Override 4903 public void updatePermissionFlags(String name, String packageName, int flagMask, 4904 int flagValues, int userId) { 4905 if (!sUserManager.exists(userId)) { 4906 return; 4907 } 4908 4909 enforceGrantRevokeRuntimePermissionPermissions("updatePermissionFlags"); 4910 4911 enforceCrossUserPermission(Binder.getCallingUid(), userId, 4912 true /* requireFullPermission */, true /* checkShell */, 4913 "updatePermissionFlags"); 4914 4915 // Only the system can change these flags and nothing else. 4916 if (getCallingUid() != Process.SYSTEM_UID) { 4917 flagMask &= ~PackageManager.FLAG_PERMISSION_SYSTEM_FIXED; 4918 flagValues &= ~PackageManager.FLAG_PERMISSION_SYSTEM_FIXED; 4919 flagMask &= ~PackageManager.FLAG_PERMISSION_GRANTED_BY_DEFAULT; 4920 flagValues &= ~PackageManager.FLAG_PERMISSION_GRANTED_BY_DEFAULT; 4921 flagValues &= ~PackageManager.FLAG_PERMISSION_REVIEW_REQUIRED; 4922 } 4923 4924 synchronized (mPackages) { 4925 final PackageParser.Package pkg = mPackages.get(packageName); 4926 if (pkg == null) { 4927 throw new IllegalArgumentException("Unknown package: " + packageName); 4928 } 4929 4930 final BasePermission bp = mSettings.mPermissions.get(name); 4931 if (bp == null) { 4932 throw new IllegalArgumentException("Unknown permission: " + name); 4933 } 4934 4935 SettingBase sb = (SettingBase) pkg.mExtras; 4936 if (sb == null) { 4937 throw new IllegalArgumentException("Unknown package: " + packageName); 4938 } 4939 4940 PermissionsState permissionsState = sb.getPermissionsState(); 4941 4942 boolean hadState = permissionsState.getRuntimePermissionState(name, userId) != null; 4943 4944 if (permissionsState.updatePermissionFlags(bp, userId, flagMask, flagValues)) { 4945 // Install and runtime permissions are stored in different places, 4946 // so figure out what permission changed and persist the change. 4947 if (permissionsState.getInstallPermissionState(name) != null) { 4948 scheduleWriteSettingsLocked(); 4949 } else if (permissionsState.getRuntimePermissionState(name, userId) != null 4950 || hadState) { 4951 mSettings.writeRuntimePermissionsForUserLPr(userId, false); 4952 } 4953 } 4954 } 4955 } 4956 4957 /** 4958 * Update the permission flags for all packages and runtime permissions of a user in order 4959 * to allow device or profile owner to remove POLICY_FIXED. 4960 */ 4961 @Override 4962 public void updatePermissionFlagsForAllApps(int flagMask, int flagValues, int userId) { 4963 if (!sUserManager.exists(userId)) { 4964 return; 4965 } 4966 4967 enforceGrantRevokeRuntimePermissionPermissions("updatePermissionFlagsForAllApps"); 4968 4969 enforceCrossUserPermission(Binder.getCallingUid(), userId, 4970 true /* requireFullPermission */, true /* checkShell */, 4971 "updatePermissionFlagsForAllApps"); 4972 4973 // Only the system can change system fixed flags. 4974 if (getCallingUid() != Process.SYSTEM_UID) { 4975 flagMask &= ~PackageManager.FLAG_PERMISSION_SYSTEM_FIXED; 4976 flagValues &= ~PackageManager.FLAG_PERMISSION_SYSTEM_FIXED; 4977 } 4978 4979 synchronized (mPackages) { 4980 boolean changed = false; 4981 final int packageCount = mPackages.size(); 4982 for (int pkgIndex = 0; pkgIndex < packageCount; pkgIndex++) { 4983 final PackageParser.Package pkg = mPackages.valueAt(pkgIndex); 4984 SettingBase sb = (SettingBase) pkg.mExtras; 4985 if (sb == null) { 4986 continue; 4987 } 4988 PermissionsState permissionsState = sb.getPermissionsState(); 4989 changed |= permissionsState.updatePermissionFlagsForAllPermissions( 4990 userId, flagMask, flagValues); 4991 } 4992 if (changed) { 4993 mSettings.writeRuntimePermissionsForUserLPr(userId, false); 4994 } 4995 } 4996 } 4997 4998 private void enforceGrantRevokeRuntimePermissionPermissions(String message) { 4999 if (mContext.checkCallingOrSelfPermission(Manifest.permission.GRANT_RUNTIME_PERMISSIONS) 5000 != PackageManager.PERMISSION_GRANTED 5001 && mContext.checkCallingOrSelfPermission(Manifest.permission.REVOKE_RUNTIME_PERMISSIONS) 5002 != PackageManager.PERMISSION_GRANTED) { 5003 throw new SecurityException(message + " requires " 5004 + Manifest.permission.GRANT_RUNTIME_PERMISSIONS + " or " 5005 + Manifest.permission.REVOKE_RUNTIME_PERMISSIONS); 5006 } 5007 } 5008 5009 @Override 5010 public boolean shouldShowRequestPermissionRationale(String permissionName, 5011 String packageName, int userId) { 5012 if (UserHandle.getCallingUserId() != userId) { 5013 mContext.enforceCallingPermission( 5014 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, 5015 "canShowRequestPermissionRationale for user " + userId); 5016 } 5017 5018 final int uid = getPackageUid(packageName, MATCH_DEBUG_TRIAGED_MISSING, userId); 5019 if (UserHandle.getAppId(getCallingUid()) != UserHandle.getAppId(uid)) { 5020 return false; 5021 } 5022 5023 if (checkPermission(permissionName, packageName, userId) 5024 == PackageManager.PERMISSION_GRANTED) { 5025 return false; 5026 } 5027 5028 final int flags; 5029 5030 final long identity = Binder.clearCallingIdentity(); 5031 try { 5032 flags = getPermissionFlags(permissionName, 5033 packageName, userId); 5034 } finally { 5035 Binder.restoreCallingIdentity(identity); 5036 } 5037 5038 final int fixedFlags = PackageManager.FLAG_PERMISSION_SYSTEM_FIXED 5039 | PackageManager.FLAG_PERMISSION_POLICY_FIXED 5040 | PackageManager.FLAG_PERMISSION_USER_FIXED; 5041 5042 if ((flags & fixedFlags) != 0) { 5043 return false; 5044 } 5045 5046 return (flags & PackageManager.FLAG_PERMISSION_USER_SET) != 0; 5047 } 5048 5049 @Override 5050 public void addOnPermissionsChangeListener(IOnPermissionsChangeListener listener) { 5051 mContext.enforceCallingOrSelfPermission( 5052 Manifest.permission.OBSERVE_GRANT_REVOKE_PERMISSIONS, 5053 "addOnPermissionsChangeListener"); 5054 5055 synchronized (mPackages) { 5056 mOnPermissionChangeListeners.addListenerLocked(listener); 5057 } 5058 } 5059 5060 @Override 5061 public void removeOnPermissionsChangeListener(IOnPermissionsChangeListener listener) { 5062 synchronized (mPackages) { 5063 mOnPermissionChangeListeners.removeListenerLocked(listener); 5064 } 5065 } 5066 5067 @Override 5068 public boolean isProtectedBroadcast(String actionName) { 5069 synchronized (mPackages) { 5070 if (mProtectedBroadcasts.contains(actionName)) { 5071 return true; 5072 } else if (actionName != null) { 5073 // TODO: remove these terrible hacks 5074 if (actionName.startsWith("android.net.netmon.lingerExpired") 5075 || actionName.startsWith("com.android.server.sip.SipWakeupTimer") 5076 || actionName.startsWith("com.android.internal.telephony.data-reconnect") 5077 || actionName.startsWith("android.net.netmon.launchCaptivePortalApp")) { 5078 return true; 5079 } 5080 } 5081 } 5082 return false; 5083 } 5084 5085 @Override 5086 public int checkSignatures(String pkg1, String pkg2) { 5087 synchronized (mPackages) { 5088 final PackageParser.Package p1 = mPackages.get(pkg1); 5089 final PackageParser.Package p2 = mPackages.get(pkg2); 5090 if (p1 == null || p1.mExtras == null 5091 || p2 == null || p2.mExtras == null) { 5092 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 5093 } 5094 return compareSignatures(p1.mSignatures, p2.mSignatures); 5095 } 5096 } 5097 5098 @Override 5099 public int checkUidSignatures(int uid1, int uid2) { 5100 // Map to base uids. 5101 uid1 = UserHandle.getAppId(uid1); 5102 uid2 = UserHandle.getAppId(uid2); 5103 // reader 5104 synchronized (mPackages) { 5105 Signature[] s1; 5106 Signature[] s2; 5107 Object obj = mSettings.getUserIdLPr(uid1); 5108 if (obj != null) { 5109 if (obj instanceof SharedUserSetting) { 5110 s1 = ((SharedUserSetting)obj).signatures.mSignatures; 5111 } else if (obj instanceof PackageSetting) { 5112 s1 = ((PackageSetting)obj).signatures.mSignatures; 5113 } else { 5114 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 5115 } 5116 } else { 5117 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 5118 } 5119 obj = mSettings.getUserIdLPr(uid2); 5120 if (obj != null) { 5121 if (obj instanceof SharedUserSetting) { 5122 s2 = ((SharedUserSetting)obj).signatures.mSignatures; 5123 } else if (obj instanceof PackageSetting) { 5124 s2 = ((PackageSetting)obj).signatures.mSignatures; 5125 } else { 5126 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 5127 } 5128 } else { 5129 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 5130 } 5131 return compareSignatures(s1, s2); 5132 } 5133 } 5134 5135 /** 5136 * This method should typically only be used when granting or revoking 5137 * permissions, since the app may immediately restart after this call. 5138 * <p> 5139 * If you're doing surgery on app code/data, use {@link PackageFreezer} to 5140 * guard your work against the app being relaunched. 5141 */ 5142 private void killUid(int appId, int userId, String reason) { 5143 final long identity = Binder.clearCallingIdentity(); 5144 try { 5145 IActivityManager am = ActivityManager.getService(); 5146 if (am != null) { 5147 try { 5148 am.killUid(appId, userId, reason); 5149 } catch (RemoteException e) { 5150 /* ignore - same process */ 5151 } 5152 } 5153 } finally { 5154 Binder.restoreCallingIdentity(identity); 5155 } 5156 } 5157 5158 /** 5159 * Compares two sets of signatures. Returns: 5160 * <br /> 5161 * {@link PackageManager#SIGNATURE_NEITHER_SIGNED}: if both signature sets are null, 5162 * <br /> 5163 * {@link PackageManager#SIGNATURE_FIRST_NOT_SIGNED}: if the first signature set is null, 5164 * <br /> 5165 * {@link PackageManager#SIGNATURE_SECOND_NOT_SIGNED}: if the second signature set is null, 5166 * <br /> 5167 * {@link PackageManager#SIGNATURE_MATCH}: if the two signature sets are identical, 5168 * <br /> 5169 * {@link PackageManager#SIGNATURE_NO_MATCH}: if the two signature sets differ. 5170 */ 5171 static int compareSignatures(Signature[] s1, Signature[] s2) { 5172 if (s1 == null) { 5173 return s2 == null 5174 ? PackageManager.SIGNATURE_NEITHER_SIGNED 5175 : PackageManager.SIGNATURE_FIRST_NOT_SIGNED; 5176 } 5177 5178 if (s2 == null) { 5179 return PackageManager.SIGNATURE_SECOND_NOT_SIGNED; 5180 } 5181 5182 if (s1.length != s2.length) { 5183 return PackageManager.SIGNATURE_NO_MATCH; 5184 } 5185 5186 // Since both signature sets are of size 1, we can compare without HashSets. 5187 if (s1.length == 1) { 5188 return s1[0].equals(s2[0]) ? 5189 PackageManager.SIGNATURE_MATCH : 5190 PackageManager.SIGNATURE_NO_MATCH; 5191 } 5192 5193 ArraySet<Signature> set1 = new ArraySet<Signature>(); 5194 for (Signature sig : s1) { 5195 set1.add(sig); 5196 } 5197 ArraySet<Signature> set2 = new ArraySet<Signature>(); 5198 for (Signature sig : s2) { 5199 set2.add(sig); 5200 } 5201 // Make sure s2 contains all signatures in s1. 5202 if (set1.equals(set2)) { 5203 return PackageManager.SIGNATURE_MATCH; 5204 } 5205 return PackageManager.SIGNATURE_NO_MATCH; 5206 } 5207 5208 /** 5209 * If the database version for this type of package (internal storage or 5210 * external storage) is less than the version where package signatures 5211 * were updated, return true. 5212 */ 5213 private boolean isCompatSignatureUpdateNeeded(PackageParser.Package scannedPkg) { 5214 final VersionInfo ver = getSettingsVersionForPackage(scannedPkg); 5215 return ver.databaseVersion < DatabaseVersion.SIGNATURE_END_ENTITY; 5216 } 5217 5218 /** 5219 * Used for backward compatibility to make sure any packages with 5220 * certificate chains get upgraded to the new style. {@code existingSigs} 5221 * will be in the old format (since they were stored on disk from before the 5222 * system upgrade) and {@code scannedSigs} will be in the newer format. 5223 */ 5224 private int compareSignaturesCompat(PackageSignatures existingSigs, 5225 PackageParser.Package scannedPkg) { 5226 if (!isCompatSignatureUpdateNeeded(scannedPkg)) { 5227 return PackageManager.SIGNATURE_NO_MATCH; 5228 } 5229 5230 ArraySet<Signature> existingSet = new ArraySet<Signature>(); 5231 for (Signature sig : existingSigs.mSignatures) { 5232 existingSet.add(sig); 5233 } 5234 ArraySet<Signature> scannedCompatSet = new ArraySet<Signature>(); 5235 for (Signature sig : scannedPkg.mSignatures) { 5236 try { 5237 Signature[] chainSignatures = sig.getChainSignatures(); 5238 for (Signature chainSig : chainSignatures) { 5239 scannedCompatSet.add(chainSig); 5240 } 5241 } catch (CertificateEncodingException e) { 5242 scannedCompatSet.add(sig); 5243 } 5244 } 5245 /* 5246 * Make sure the expanded scanned set contains all signatures in the 5247 * existing one. 5248 */ 5249 if (scannedCompatSet.equals(existingSet)) { 5250 // Migrate the old signatures to the new scheme. 5251 existingSigs.assignSignatures(scannedPkg.mSignatures); 5252 // The new KeySets will be re-added later in the scanning process. 5253 synchronized (mPackages) { 5254 mSettings.mKeySetManagerService.removeAppKeySetDataLPw(scannedPkg.packageName); 5255 } 5256 return PackageManager.SIGNATURE_MATCH; 5257 } 5258 return PackageManager.SIGNATURE_NO_MATCH; 5259 } 5260 5261 private boolean isRecoverSignatureUpdateNeeded(PackageParser.Package scannedPkg) { 5262 final VersionInfo ver = getSettingsVersionForPackage(scannedPkg); 5263 return ver.databaseVersion < DatabaseVersion.SIGNATURE_MALFORMED_RECOVER; 5264 } 5265 5266 private int compareSignaturesRecover(PackageSignatures existingSigs, 5267 PackageParser.Package scannedPkg) { 5268 if (!isRecoverSignatureUpdateNeeded(scannedPkg)) { 5269 return PackageManager.SIGNATURE_NO_MATCH; 5270 } 5271 5272 String msg = null; 5273 try { 5274 if (Signature.areEffectiveMatch(existingSigs.mSignatures, scannedPkg.mSignatures)) { 5275 logCriticalInfo(Log.INFO, "Recovered effectively matching certificates for " 5276 + scannedPkg.packageName); 5277 return PackageManager.SIGNATURE_MATCH; 5278 } 5279 } catch (CertificateException e) { 5280 msg = e.getMessage(); 5281 } 5282 5283 logCriticalInfo(Log.INFO, 5284 "Failed to recover certificates for " + scannedPkg.packageName + ": " + msg); 5285 return PackageManager.SIGNATURE_NO_MATCH; 5286 } 5287 5288 @Override 5289 public List<String> getAllPackages() { 5290 synchronized (mPackages) { 5291 return new ArrayList<String>(mPackages.keySet()); 5292 } 5293 } 5294 5295 @Override 5296 public String[] getPackagesForUid(int uid) { 5297 final int userId = UserHandle.getUserId(uid); 5298 uid = UserHandle.getAppId(uid); 5299 // reader 5300 synchronized (mPackages) { 5301 Object obj = mSettings.getUserIdLPr(uid); 5302 if (obj instanceof SharedUserSetting) { 5303 final SharedUserSetting sus = (SharedUserSetting) obj; 5304 final int N = sus.packages.size(); 5305 String[] res = new String[N]; 5306 final Iterator<PackageSetting> it = sus.packages.iterator(); 5307 int i = 0; 5308 while (it.hasNext()) { 5309 PackageSetting ps = it.next(); 5310 if (ps.getInstalled(userId)) { 5311 res[i++] = ps.name; 5312 } else { 5313 res = ArrayUtils.removeElement(String.class, res, res[i]); 5314 } 5315 } 5316 return res; 5317 } else if (obj instanceof PackageSetting) { 5318 final PackageSetting ps = (PackageSetting) obj; 5319 if (ps.getInstalled(userId)) { 5320 return new String[]{ps.name}; 5321 } 5322 } 5323 } 5324 return null; 5325 } 5326 5327 @Override 5328 public String getNameForUid(int uid) { 5329 // reader 5330 synchronized (mPackages) { 5331 Object obj = mSettings.getUserIdLPr(UserHandle.getAppId(uid)); 5332 if (obj instanceof SharedUserSetting) { 5333 final SharedUserSetting sus = (SharedUserSetting) obj; 5334 return sus.name + ":" + sus.userId; 5335 } else if (obj instanceof PackageSetting) { 5336 final PackageSetting ps = (PackageSetting) obj; 5337 return ps.name; 5338 } 5339 } 5340 return null; 5341 } 5342 5343 @Override 5344 public int getUidForSharedUser(String sharedUserName) { 5345 if(sharedUserName == null) { 5346 return -1; 5347 } 5348 // reader 5349 synchronized (mPackages) { 5350 SharedUserSetting suid; 5351 try { 5352 suid = mSettings.getSharedUserLPw(sharedUserName, 0, 0, false); 5353 if (suid != null) { 5354 return suid.userId; 5355 } 5356 } catch (PackageManagerException ignore) { 5357 // can't happen, but, still need to catch it 5358 } 5359 return -1; 5360 } 5361 } 5362 5363 @Override 5364 public int getFlagsForUid(int uid) { 5365 synchronized (mPackages) { 5366 Object obj = mSettings.getUserIdLPr(UserHandle.getAppId(uid)); 5367 if (obj instanceof SharedUserSetting) { 5368 final SharedUserSetting sus = (SharedUserSetting) obj; 5369 return sus.pkgFlags; 5370 } else if (obj instanceof PackageSetting) { 5371 final PackageSetting ps = (PackageSetting) obj; 5372 return ps.pkgFlags; 5373 } 5374 } 5375 return 0; 5376 } 5377 5378 @Override 5379 public int getPrivateFlagsForUid(int uid) { 5380 synchronized (mPackages) { 5381 Object obj = mSettings.getUserIdLPr(UserHandle.getAppId(uid)); 5382 if (obj instanceof SharedUserSetting) { 5383 final SharedUserSetting sus = (SharedUserSetting) obj; 5384 return sus.pkgPrivateFlags; 5385 } else if (obj instanceof PackageSetting) { 5386 final PackageSetting ps = (PackageSetting) obj; 5387 return ps.pkgPrivateFlags; 5388 } 5389 } 5390 return 0; 5391 } 5392 5393 @Override 5394 public boolean isUidPrivileged(int uid) { 5395 uid = UserHandle.getAppId(uid); 5396 // reader 5397 synchronized (mPackages) { 5398 Object obj = mSettings.getUserIdLPr(uid); 5399 if (obj instanceof SharedUserSetting) { 5400 final SharedUserSetting sus = (SharedUserSetting) obj; 5401 final Iterator<PackageSetting> it = sus.packages.iterator(); 5402 while (it.hasNext()) { 5403 if (it.next().isPrivileged()) { 5404 return true; 5405 } 5406 } 5407 } else if (obj instanceof PackageSetting) { 5408 final PackageSetting ps = (PackageSetting) obj; 5409 return ps.isPrivileged(); 5410 } 5411 } 5412 return false; 5413 } 5414 5415 @Override 5416 public String[] getAppOpPermissionPackages(String permissionName) { 5417 synchronized (mPackages) { 5418 ArraySet<String> pkgs = mAppOpPermissionPackages.get(permissionName); 5419 if (pkgs == null) { 5420 return null; 5421 } 5422 return pkgs.toArray(new String[pkgs.size()]); 5423 } 5424 } 5425 5426 @Override 5427 public ResolveInfo resolveIntent(Intent intent, String resolvedType, 5428 int flags, int userId) { 5429 try { 5430 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "resolveIntent"); 5431 5432 if (!sUserManager.exists(userId)) return null; 5433 flags = updateFlagsForResolve(flags, userId, intent); 5434 enforceCrossUserPermission(Binder.getCallingUid(), userId, 5435 false /*requireFullPermission*/, false /*checkShell*/, "resolve intent"); 5436 5437 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "queryIntentActivities"); 5438 final List<ResolveInfo> query = queryIntentActivitiesInternal(intent, resolvedType, 5439 flags, userId); 5440 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 5441 5442 final ResolveInfo bestChoice = 5443 chooseBestActivity(intent, resolvedType, flags, query, userId); 5444 return bestChoice; 5445 } finally { 5446 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 5447 } 5448 } 5449 5450 @Override 5451 public ResolveInfo findPersistentPreferredActivity(Intent intent, int userId) { 5452 if (!UserHandle.isSameApp(Binder.getCallingUid(), Process.SYSTEM_UID)) { 5453 throw new SecurityException( 5454 "findPersistentPreferredActivity can only be run by the system"); 5455 } 5456 if (!sUserManager.exists(userId)) { 5457 return null; 5458 } 5459 intent = updateIntentForResolve(intent); 5460 final String resolvedType = intent.resolveTypeIfNeeded(mContext.getContentResolver()); 5461 final int flags = updateFlagsForResolve(0, userId, intent); 5462 final List<ResolveInfo> query = queryIntentActivitiesInternal(intent, resolvedType, flags, 5463 userId); 5464 synchronized (mPackages) { 5465 return findPersistentPreferredActivityLP(intent, resolvedType, flags, query, false, 5466 userId); 5467 } 5468 } 5469 5470 @Override 5471 public void setLastChosenActivity(Intent intent, String resolvedType, int flags, 5472 IntentFilter filter, int match, ComponentName activity) { 5473 final int userId = UserHandle.getCallingUserId(); 5474 if (DEBUG_PREFERRED) { 5475 Log.v(TAG, "setLastChosenActivity intent=" + intent 5476 + " resolvedType=" + resolvedType 5477 + " flags=" + flags 5478 + " filter=" + filter 5479 + " match=" + match 5480 + " activity=" + activity); 5481 filter.dump(new PrintStreamPrinter(System.out), " "); 5482 } 5483 intent.setComponent(null); 5484 final List<ResolveInfo> query = queryIntentActivitiesInternal(intent, resolvedType, flags, 5485 userId); 5486 // Find any earlier preferred or last chosen entries and nuke them 5487 findPreferredActivity(intent, resolvedType, 5488 flags, query, 0, false, true, false, userId); 5489 // Add the new activity as the last chosen for this filter 5490 addPreferredActivityInternal(filter, match, null, activity, false, userId, 5491 "Setting last chosen"); 5492 } 5493 5494 @Override 5495 public ResolveInfo getLastChosenActivity(Intent intent, String resolvedType, int flags) { 5496 final int userId = UserHandle.getCallingUserId(); 5497 if (DEBUG_PREFERRED) Log.v(TAG, "Querying last chosen activity for " + intent); 5498 final List<ResolveInfo> query = queryIntentActivitiesInternal(intent, resolvedType, flags, 5499 userId); 5500 return findPreferredActivity(intent, resolvedType, flags, query, 0, 5501 false, false, false, userId); 5502 } 5503 5504 private boolean isEphemeralDisabled() { 5505 // ephemeral apps have been disabled across the board 5506 if (DISABLE_EPHEMERAL_APPS) { 5507 return true; 5508 } 5509 // system isn't up yet; can't read settings, so, assume no ephemeral apps 5510 if (!mSystemReady) { 5511 return true; 5512 } 5513 // we can't get a content resolver until the system is ready; these checks must happen last 5514 final ContentResolver resolver = mContext.getContentResolver(); 5515 if (Global.getInt(resolver, Global.ENABLE_EPHEMERAL_FEATURE, 1) == 0) { 5516 return true; 5517 } 5518 return Secure.getInt(resolver, Secure.WEB_ACTION_ENABLED, 1) == 0; 5519 } 5520 5521 private boolean isEphemeralAllowed( 5522 Intent intent, List<ResolveInfo> resolvedActivities, int userId, 5523 boolean skipPackageCheck) { 5524 // Short circuit and return early if possible. 5525 if (isEphemeralDisabled()) { 5526 return false; 5527 } 5528 final int callingUser = UserHandle.getCallingUserId(); 5529 if (callingUser != UserHandle.USER_SYSTEM) { 5530 return false; 5531 } 5532 if (mEphemeralResolverConnection == null) { 5533 return false; 5534 } 5535 if (mEphemeralInstallerComponent == null) { 5536 return false; 5537 } 5538 if (intent.getComponent() != null) { 5539 return false; 5540 } 5541 if ((intent.getFlags() & Intent.FLAG_IGNORE_EPHEMERAL) != 0) { 5542 return false; 5543 } 5544 if (!skipPackageCheck && intent.getPackage() != null) { 5545 return false; 5546 } 5547 final boolean isWebUri = hasWebURI(intent); 5548 if (!isWebUri || intent.getData().getHost() == null) { 5549 return false; 5550 } 5551 // Deny ephemeral apps if the user chose _ALWAYS or _ALWAYS_ASK for intent resolution. 5552 synchronized (mPackages) { 5553 final int count = (resolvedActivities == null ? 0 : resolvedActivities.size()); 5554 for (int n = 0; n < count; n++) { 5555 ResolveInfo info = resolvedActivities.get(n); 5556 String packageName = info.activityInfo.packageName; 5557 PackageSetting ps = mSettings.mPackages.get(packageName); 5558 if (ps != null) { 5559 // Try to get the status from User settings first 5560 long packedStatus = getDomainVerificationStatusLPr(ps, userId); 5561 int status = (int) (packedStatus >> 32); 5562 if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS 5563 || status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS_ASK) { 5564 if (DEBUG_EPHEMERAL) { 5565 Slog.v(TAG, "DENY ephemeral apps;" 5566 + " pkg: " + packageName + ", status: " + status); 5567 } 5568 return false; 5569 } 5570 } 5571 } 5572 } 5573 // We've exhausted all ways to deny ephemeral application; let the system look for them. 5574 return true; 5575 } 5576 5577 private void requestEphemeralResolutionPhaseTwo(EphemeralResponse responseObj, 5578 Intent origIntent, String resolvedType, Intent launchIntent, String callingPackage, 5579 int userId) { 5580 final Message msg = mHandler.obtainMessage(EPHEMERAL_RESOLUTION_PHASE_TWO, 5581 new EphemeralRequest(responseObj, origIntent, resolvedType, launchIntent, 5582 callingPackage, userId)); 5583 mHandler.sendMessage(msg); 5584 } 5585 5586 private ResolveInfo chooseBestActivity(Intent intent, String resolvedType, 5587 int flags, List<ResolveInfo> query, int userId) { 5588 if (query != null) { 5589 final int N = query.size(); 5590 if (N == 1) { 5591 return query.get(0); 5592 } else if (N > 1) { 5593 final boolean debug = ((intent.getFlags() & Intent.FLAG_DEBUG_LOG_RESOLUTION) != 0); 5594 // If there is more than one activity with the same priority, 5595 // then let the user decide between them. 5596 ResolveInfo r0 = query.get(0); 5597 ResolveInfo r1 = query.get(1); 5598 if (DEBUG_INTENT_MATCHING || debug) { 5599 Slog.v(TAG, r0.activityInfo.name + "=" + r0.priority + " vs " 5600 + r1.activityInfo.name + "=" + r1.priority); 5601 } 5602 // If the first activity has a higher priority, or a different 5603 // default, then it is always desirable to pick it. 5604 if (r0.priority != r1.priority 5605 || r0.preferredOrder != r1.preferredOrder 5606 || r0.isDefault != r1.isDefault) { 5607 return query.get(0); 5608 } 5609 // If we have saved a preference for a preferred activity for 5610 // this Intent, use that. 5611 ResolveInfo ri = findPreferredActivity(intent, resolvedType, 5612 flags, query, r0.priority, true, false, debug, userId); 5613 if (ri != null) { 5614 return ri; 5615 } 5616 ri = new ResolveInfo(mResolveInfo); 5617 ri.activityInfo = new ActivityInfo(ri.activityInfo); 5618 ri.activityInfo.labelRes = ResolverActivity.getLabelRes(intent.getAction()); 5619 // If all of the options come from the same package, show the application's 5620 // label and icon instead of the generic resolver's. 5621 // Some calls like Intent.resolveActivityInfo query the ResolveInfo from here 5622 // and then throw away the ResolveInfo itself, meaning that the caller loses 5623 // the resolvePackageName. Therefore the activityInfo.labelRes above provides 5624 // a fallback for this case; we only set the target package's resources on 5625 // the ResolveInfo, not the ActivityInfo. 5626 final String intentPackage = intent.getPackage(); 5627 if (!TextUtils.isEmpty(intentPackage) && allHavePackage(query, intentPackage)) { 5628 final ApplicationInfo appi = query.get(0).activityInfo.applicationInfo; 5629 ri.resolvePackageName = intentPackage; 5630 if (userNeedsBadging(userId)) { 5631 ri.noResourceId = true; 5632 } else { 5633 ri.icon = appi.icon; 5634 } 5635 ri.iconResourceId = appi.icon; 5636 ri.labelRes = appi.labelRes; 5637 } 5638 ri.activityInfo.applicationInfo = new ApplicationInfo( 5639 ri.activityInfo.applicationInfo); 5640 if (userId != 0) { 5641 ri.activityInfo.applicationInfo.uid = UserHandle.getUid(userId, 5642 UserHandle.getAppId(ri.activityInfo.applicationInfo.uid)); 5643 } 5644 // Make sure that the resolver is displayable in car mode 5645 if (ri.activityInfo.metaData == null) ri.activityInfo.metaData = new Bundle(); 5646 ri.activityInfo.metaData.putBoolean(Intent.METADATA_DOCK_HOME, true); 5647 return ri; 5648 } 5649 } 5650 return null; 5651 } 5652 5653 /** 5654 * Return true if the given list is not empty and all of its contents have 5655 * an activityInfo with the given package name. 5656 */ 5657 private boolean allHavePackage(List<ResolveInfo> list, String packageName) { 5658 if (ArrayUtils.isEmpty(list)) { 5659 return false; 5660 } 5661 for (int i = 0, N = list.size(); i < N; i++) { 5662 final ResolveInfo ri = list.get(i); 5663 final ActivityInfo ai = ri != null ? ri.activityInfo : null; 5664 if (ai == null || !packageName.equals(ai.packageName)) { 5665 return false; 5666 } 5667 } 5668 return true; 5669 } 5670 5671 private ResolveInfo findPersistentPreferredActivityLP(Intent intent, String resolvedType, 5672 int flags, List<ResolveInfo> query, boolean debug, int userId) { 5673 final int N = query.size(); 5674 PersistentPreferredIntentResolver ppir = mSettings.mPersistentPreferredActivities 5675 .get(userId); 5676 // Get the list of persistent preferred activities that handle the intent 5677 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Looking for presistent preferred activities..."); 5678 List<PersistentPreferredActivity> pprefs = ppir != null 5679 ? ppir.queryIntent(intent, resolvedType, 5680 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, 5681 (flags & PackageManager.MATCH_VISIBLE_TO_EPHEMERAL_ONLY) != 0, 5682 (flags & PackageManager.MATCH_EPHEMERAL) != 0, userId) 5683 : null; 5684 if (pprefs != null && pprefs.size() > 0) { 5685 final int M = pprefs.size(); 5686 for (int i=0; i<M; i++) { 5687 final PersistentPreferredActivity ppa = pprefs.get(i); 5688 if (DEBUG_PREFERRED || debug) { 5689 Slog.v(TAG, "Checking PersistentPreferredActivity ds=" 5690 + (ppa.countDataSchemes() > 0 ? ppa.getDataScheme(0) : "<none>") 5691 + "\n component=" + ppa.mComponent); 5692 ppa.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 5693 } 5694 final ActivityInfo ai = getActivityInfo(ppa.mComponent, 5695 flags | MATCH_DISABLED_COMPONENTS, userId); 5696 if (DEBUG_PREFERRED || debug) { 5697 Slog.v(TAG, "Found persistent preferred activity:"); 5698 if (ai != null) { 5699 ai.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 5700 } else { 5701 Slog.v(TAG, " null"); 5702 } 5703 } 5704 if (ai == null) { 5705 // This previously registered persistent preferred activity 5706 // component is no longer known. Ignore it and do NOT remove it. 5707 continue; 5708 } 5709 for (int j=0; j<N; j++) { 5710 final ResolveInfo ri = query.get(j); 5711 if (!ri.activityInfo.applicationInfo.packageName 5712 .equals(ai.applicationInfo.packageName)) { 5713 continue; 5714 } 5715 if (!ri.activityInfo.name.equals(ai.name)) { 5716 continue; 5717 } 5718 // Found a persistent preference that can handle the intent. 5719 if (DEBUG_PREFERRED || debug) { 5720 Slog.v(TAG, "Returning persistent preferred activity: " + 5721 ri.activityInfo.packageName + "/" + ri.activityInfo.name); 5722 } 5723 return ri; 5724 } 5725 } 5726 } 5727 return null; 5728 } 5729 5730 // TODO: handle preferred activities missing while user has amnesia 5731 ResolveInfo findPreferredActivity(Intent intent, String resolvedType, int flags, 5732 List<ResolveInfo> query, int priority, boolean always, 5733 boolean removeMatches, boolean debug, int userId) { 5734 if (!sUserManager.exists(userId)) return null; 5735 flags = updateFlagsForResolve(flags, userId, intent); 5736 intent = updateIntentForResolve(intent); 5737 // writer 5738 synchronized (mPackages) { 5739 // Try to find a matching persistent preferred activity. 5740 ResolveInfo pri = findPersistentPreferredActivityLP(intent, resolvedType, flags, query, 5741 debug, userId); 5742 5743 // If a persistent preferred activity matched, use it. 5744 if (pri != null) { 5745 return pri; 5746 } 5747 5748 PreferredIntentResolver pir = mSettings.mPreferredActivities.get(userId); 5749 // Get the list of preferred activities that handle the intent 5750 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Looking for preferred activities..."); 5751 List<PreferredActivity> prefs = pir != null 5752 ? pir.queryIntent(intent, resolvedType, 5753 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, 5754 (flags & PackageManager.MATCH_VISIBLE_TO_EPHEMERAL_ONLY) != 0, 5755 (flags & PackageManager.MATCH_EPHEMERAL) != 0, userId) 5756 : null; 5757 if (prefs != null && prefs.size() > 0) { 5758 boolean changed = false; 5759 try { 5760 // First figure out how good the original match set is. 5761 // We will only allow preferred activities that came 5762 // from the same match quality. 5763 int match = 0; 5764 5765 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Figuring out best match..."); 5766 5767 final int N = query.size(); 5768 for (int j=0; j<N; j++) { 5769 final ResolveInfo ri = query.get(j); 5770 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Match for " + ri.activityInfo 5771 + ": 0x" + Integer.toHexString(match)); 5772 if (ri.match > match) { 5773 match = ri.match; 5774 } 5775 } 5776 5777 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Best match: 0x" 5778 + Integer.toHexString(match)); 5779 5780 match &= IntentFilter.MATCH_CATEGORY_MASK; 5781 final int M = prefs.size(); 5782 for (int i=0; i<M; i++) { 5783 final PreferredActivity pa = prefs.get(i); 5784 if (DEBUG_PREFERRED || debug) { 5785 Slog.v(TAG, "Checking PreferredActivity ds=" 5786 + (pa.countDataSchemes() > 0 ? pa.getDataScheme(0) : "<none>") 5787 + "\n component=" + pa.mPref.mComponent); 5788 pa.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 5789 } 5790 if (pa.mPref.mMatch != match) { 5791 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Skipping bad match " 5792 + Integer.toHexString(pa.mPref.mMatch)); 5793 continue; 5794 } 5795 // If it's not an "always" type preferred activity and that's what we're 5796 // looking for, skip it. 5797 if (always && !pa.mPref.mAlways) { 5798 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Skipping mAlways=false entry"); 5799 continue; 5800 } 5801 final ActivityInfo ai = getActivityInfo( 5802 pa.mPref.mComponent, flags | MATCH_DISABLED_COMPONENTS 5803 | MATCH_DIRECT_BOOT_AWARE | MATCH_DIRECT_BOOT_UNAWARE, 5804 userId); 5805 if (DEBUG_PREFERRED || debug) { 5806 Slog.v(TAG, "Found preferred activity:"); 5807 if (ai != null) { 5808 ai.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 5809 } else { 5810 Slog.v(TAG, " null"); 5811 } 5812 } 5813 if (ai == null) { 5814 // This previously registered preferred activity 5815 // component is no longer known. Most likely an update 5816 // to the app was installed and in the new version this 5817 // component no longer exists. Clean it up by removing 5818 // it from the preferred activities list, and skip it. 5819 Slog.w(TAG, "Removing dangling preferred activity: " 5820 + pa.mPref.mComponent); 5821 pir.removeFilter(pa); 5822 changed = true; 5823 continue; 5824 } 5825 for (int j=0; j<N; j++) { 5826 final ResolveInfo ri = query.get(j); 5827 if (!ri.activityInfo.applicationInfo.packageName 5828 .equals(ai.applicationInfo.packageName)) { 5829 continue; 5830 } 5831 if (!ri.activityInfo.name.equals(ai.name)) { 5832 continue; 5833 } 5834 5835 if (removeMatches) { 5836 pir.removeFilter(pa); 5837 changed = true; 5838 if (DEBUG_PREFERRED) { 5839 Slog.v(TAG, "Removing match " + pa.mPref.mComponent); 5840 } 5841 break; 5842 } 5843 5844 // Okay we found a previously set preferred or last chosen app. 5845 // If the result set is different from when this 5846 // was created, we need to clear it and re-ask the 5847 // user their preference, if we're looking for an "always" type entry. 5848 if (always && !pa.mPref.sameSet(query)) { 5849 Slog.i(TAG, "Result set changed, dropping preferred activity for " 5850 + intent + " type " + resolvedType); 5851 if (DEBUG_PREFERRED) { 5852 Slog.v(TAG, "Removing preferred activity since set changed " 5853 + pa.mPref.mComponent); 5854 } 5855 pir.removeFilter(pa); 5856 // Re-add the filter as a "last chosen" entry (!always) 5857 PreferredActivity lastChosen = new PreferredActivity( 5858 pa, pa.mPref.mMatch, null, pa.mPref.mComponent, false); 5859 pir.addFilter(lastChosen); 5860 changed = true; 5861 return null; 5862 } 5863 5864 // Yay! Either the set matched or we're looking for the last chosen 5865 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Returning preferred activity: " 5866 + ri.activityInfo.packageName + "/" + ri.activityInfo.name); 5867 return ri; 5868 } 5869 } 5870 } finally { 5871 if (changed) { 5872 if (DEBUG_PREFERRED) { 5873 Slog.v(TAG, "Preferred activity bookkeeping changed; writing restrictions"); 5874 } 5875 scheduleWritePackageRestrictionsLocked(userId); 5876 } 5877 } 5878 } 5879 } 5880 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "No preferred activity to return"); 5881 return null; 5882 } 5883 5884 /* 5885 * Returns if intent can be forwarded from the sourceUserId to the targetUserId 5886 */ 5887 @Override 5888 public boolean canForwardTo(Intent intent, String resolvedType, int sourceUserId, 5889 int targetUserId) { 5890 mContext.enforceCallingOrSelfPermission( 5891 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, null); 5892 List<CrossProfileIntentFilter> matches = 5893 getMatchingCrossProfileIntentFilters(intent, resolvedType, sourceUserId); 5894 if (matches != null) { 5895 int size = matches.size(); 5896 for (int i = 0; i < size; i++) { 5897 if (matches.get(i).getTargetUserId() == targetUserId) return true; 5898 } 5899 } 5900 if (hasWebURI(intent)) { 5901 // cross-profile app linking works only towards the parent. 5902 final UserInfo parent = getProfileParent(sourceUserId); 5903 synchronized(mPackages) { 5904 int flags = updateFlagsForResolve(0, parent.id, intent); 5905 CrossProfileDomainInfo xpDomainInfo = getCrossProfileDomainPreferredLpr( 5906 intent, resolvedType, flags, sourceUserId, parent.id); 5907 return xpDomainInfo != null; 5908 } 5909 } 5910 return false; 5911 } 5912 5913 private UserInfo getProfileParent(int userId) { 5914 final long identity = Binder.clearCallingIdentity(); 5915 try { 5916 return sUserManager.getProfileParent(userId); 5917 } finally { 5918 Binder.restoreCallingIdentity(identity); 5919 } 5920 } 5921 5922 private List<CrossProfileIntentFilter> getMatchingCrossProfileIntentFilters(Intent intent, 5923 String resolvedType, int userId) { 5924 CrossProfileIntentResolver resolver = mSettings.mCrossProfileIntentResolvers.get(userId); 5925 if (resolver != null) { 5926 return resolver.queryIntent(intent, resolvedType, false /*defaultOnly*/, 5927 false /*visibleToEphemeral*/, false /*isInstant*/, userId); 5928 } 5929 return null; 5930 } 5931 5932 @Override 5933 public @NonNull ParceledListSlice<ResolveInfo> queryIntentActivities(Intent intent, 5934 String resolvedType, int flags, int userId) { 5935 try { 5936 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "queryIntentActivities"); 5937 5938 return new ParceledListSlice<>( 5939 queryIntentActivitiesInternal(intent, resolvedType, flags, userId)); 5940 } finally { 5941 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 5942 } 5943 } 5944 5945 /** 5946 * Returns the package name of the calling Uid if it's an ephemeral app. If it isn't 5947 * ephemeral, returns {@code null}. 5948 */ 5949 private String getEphemeralPackageName(int callingUid) { 5950 final int appId = UserHandle.getAppId(callingUid); 5951 synchronized (mPackages) { 5952 final Object obj = mSettings.getUserIdLPr(appId); 5953 if (obj instanceof PackageSetting) { 5954 final PackageSetting ps = (PackageSetting) obj; 5955 return ps.pkg.applicationInfo.isInstantApp() ? ps.pkg.packageName : null; 5956 } 5957 } 5958 return null; 5959 } 5960 5961 private @NonNull List<ResolveInfo> queryIntentActivitiesInternal(Intent intent, 5962 String resolvedType, int flags, int userId) { 5963 if (!sUserManager.exists(userId)) return Collections.emptyList(); 5964 final String ephemeralPkgName = getEphemeralPackageName(Binder.getCallingUid()); 5965 flags = updateFlagsForResolve(flags, userId, intent); 5966 enforceCrossUserPermission(Binder.getCallingUid(), userId, 5967 false /* requireFullPermission */, false /* checkShell */, 5968 "query intent activities"); 5969 ComponentName comp = intent.getComponent(); 5970 if (comp == null) { 5971 if (intent.getSelector() != null) { 5972 intent = intent.getSelector(); 5973 comp = intent.getComponent(); 5974 } 5975 } 5976 5977 if (comp != null) { 5978 final List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 5979 final ActivityInfo ai = getActivityInfo(comp, flags, userId); 5980 if (ai != null) { 5981 // When specifying an explicit component, we prevent the activity from being 5982 // used when either 1) the calling package is normal and the activity is within 5983 // an ephemeral application or 2) the calling package is ephemeral and the 5984 // activity is not visible to ephemeral applications. 5985 boolean matchEphemeral = 5986 (flags & PackageManager.MATCH_EPHEMERAL) != 0; 5987 boolean ephemeralVisibleOnly = 5988 (flags & PackageManager.MATCH_VISIBLE_TO_EPHEMERAL_ONLY) != 0; 5989 boolean blockResolution = 5990 (!matchEphemeral && ephemeralPkgName == null 5991 && (ai.applicationInfo.privateFlags 5992 & ApplicationInfo.PRIVATE_FLAG_EPHEMERAL) != 0) 5993 || (ephemeralVisibleOnly && ephemeralPkgName != null 5994 && (ai.flags & ActivityInfo.FLAG_VISIBLE_TO_EPHEMERAL) == 0); 5995 if (!blockResolution) { 5996 final ResolveInfo ri = new ResolveInfo(); 5997 ri.activityInfo = ai; 5998 list.add(ri); 5999 } 6000 } 6001 return list; 6002 } 6003 6004 // reader 6005 boolean sortResult = false; 6006 boolean addEphemeral = false; 6007 List<ResolveInfo> result; 6008 final String pkgName = intent.getPackage(); 6009 synchronized (mPackages) { 6010 if (pkgName == null) { 6011 List<CrossProfileIntentFilter> matchingFilters = 6012 getMatchingCrossProfileIntentFilters(intent, resolvedType, userId); 6013 // Check for results that need to skip the current profile. 6014 ResolveInfo xpResolveInfo = querySkipCurrentProfileIntents(matchingFilters, intent, 6015 resolvedType, flags, userId); 6016 if (xpResolveInfo != null) { 6017 List<ResolveInfo> xpResult = new ArrayList<ResolveInfo>(1); 6018 xpResult.add(xpResolveInfo); 6019 return filterForEphemeral( 6020 filterIfNotSystemUser(xpResult, userId), ephemeralPkgName); 6021 } 6022 6023 // Check for results in the current profile. 6024 result = filterIfNotSystemUser(mActivities.queryIntent( 6025 intent, resolvedType, flags, userId), userId); 6026 addEphemeral = 6027 isEphemeralAllowed(intent, result, userId, false /*skipPackageCheck*/); 6028 6029 // Check for cross profile results. 6030 boolean hasNonNegativePriorityResult = hasNonNegativePriority(result); 6031 xpResolveInfo = queryCrossProfileIntents( 6032 matchingFilters, intent, resolvedType, flags, userId, 6033 hasNonNegativePriorityResult); 6034 if (xpResolveInfo != null && isUserEnabled(xpResolveInfo.targetUserId)) { 6035 boolean isVisibleToUser = filterIfNotSystemUser( 6036 Collections.singletonList(xpResolveInfo), userId).size() > 0; 6037 if (isVisibleToUser) { 6038 result.add(xpResolveInfo); 6039 sortResult = true; 6040 } 6041 } 6042 if (hasWebURI(intent)) { 6043 CrossProfileDomainInfo xpDomainInfo = null; 6044 final UserInfo parent = getProfileParent(userId); 6045 if (parent != null) { 6046 xpDomainInfo = getCrossProfileDomainPreferredLpr(intent, resolvedType, 6047 flags, userId, parent.id); 6048 } 6049 if (xpDomainInfo != null) { 6050 if (xpResolveInfo != null) { 6051 // If we didn't remove it, the cross-profile ResolveInfo would be twice 6052 // in the result. 6053 result.remove(xpResolveInfo); 6054 } 6055 if (result.size() == 0 && !addEphemeral) { 6056 // No result in current profile, but found candidate in parent user. 6057 // And we are not going to add emphemeral app, so we can return the 6058 // result straight away. 6059 result.add(xpDomainInfo.resolveInfo); 6060 return filterForEphemeral(result, ephemeralPkgName); 6061 } 6062 } else if (result.size() <= 1 && !addEphemeral) { 6063 // No result in parent user and <= 1 result in current profile, and we 6064 // are not going to add emphemeral app, so we can return the result without 6065 // further processing. 6066 return filterForEphemeral(result, ephemeralPkgName); 6067 } 6068 // We have more than one candidate (combining results from current and parent 6069 // profile), so we need filtering and sorting. 6070 result = filterCandidatesWithDomainPreferredActivitiesLPr( 6071 intent, flags, result, xpDomainInfo, userId); 6072 sortResult = true; 6073 } 6074 } else { 6075 final PackageParser.Package pkg = mPackages.get(pkgName); 6076 if (pkg != null) { 6077 result = filterForEphemeral(filterIfNotSystemUser( 6078 mActivities.queryIntentForPackage( 6079 intent, resolvedType, flags, pkg.activities, userId), 6080 userId), ephemeralPkgName); 6081 } else { 6082 // the caller wants to resolve for a particular package; however, there 6083 // were no installed results, so, try to find an ephemeral result 6084 addEphemeral = isEphemeralAllowed( 6085 intent, null /*result*/, userId, true /*skipPackageCheck*/); 6086 result = new ArrayList<ResolveInfo>(); 6087 } 6088 } 6089 } 6090 if (addEphemeral) { 6091 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "resolveEphemeral"); 6092 final EphemeralRequest requestObject = new EphemeralRequest( 6093 null /*responseObj*/, intent /*origIntent*/, resolvedType, 6094 null /*launchIntent*/, null /*callingPackage*/, userId); 6095 final EphemeralResponse intentInfo = EphemeralResolver.doEphemeralResolutionPhaseOne( 6096 mContext, mEphemeralResolverConnection, requestObject); 6097 if (intentInfo != null) { 6098 if (DEBUG_EPHEMERAL) { 6099 Slog.v(TAG, "Adding ephemeral installer to the ResolveInfo list"); 6100 } 6101 final ResolveInfo ephemeralInstaller = new ResolveInfo(mEphemeralInstallerInfo); 6102 ephemeralInstaller.ephemeralResponse = intentInfo; 6103 // make sure this resolver is the default 6104 ephemeralInstaller.isDefault = true; 6105 ephemeralInstaller.match = IntentFilter.MATCH_CATEGORY_SCHEME_SPECIFIC_PART 6106 | IntentFilter.MATCH_ADJUSTMENT_NORMAL; 6107 // add a non-generic filter 6108 ephemeralInstaller.filter = new IntentFilter(intent.getAction()); 6109 ephemeralInstaller.filter.addDataPath( 6110 intent.getData().getPath(), PatternMatcher.PATTERN_LITERAL); 6111 result.add(ephemeralInstaller); 6112 } 6113 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 6114 } 6115 if (sortResult) { 6116 Collections.sort(result, mResolvePrioritySorter); 6117 } 6118 return filterForEphemeral(result, ephemeralPkgName); 6119 } 6120 6121 private static class CrossProfileDomainInfo { 6122 /* ResolveInfo for IntentForwarderActivity to send the intent to the other profile */ 6123 ResolveInfo resolveInfo; 6124 /* Best domain verification status of the activities found in the other profile */ 6125 int bestDomainVerificationStatus; 6126 } 6127 6128 private CrossProfileDomainInfo getCrossProfileDomainPreferredLpr(Intent intent, 6129 String resolvedType, int flags, int sourceUserId, int parentUserId) { 6130 if (!sUserManager.hasUserRestriction(UserManager.ALLOW_PARENT_PROFILE_APP_LINKING, 6131 sourceUserId)) { 6132 return null; 6133 } 6134 List<ResolveInfo> resultTargetUser = mActivities.queryIntent(intent, 6135 resolvedType, flags, parentUserId); 6136 6137 if (resultTargetUser == null || resultTargetUser.isEmpty()) { 6138 return null; 6139 } 6140 CrossProfileDomainInfo result = null; 6141 int size = resultTargetUser.size(); 6142 for (int i = 0; i < size; i++) { 6143 ResolveInfo riTargetUser = resultTargetUser.get(i); 6144 // Intent filter verification is only for filters that specify a host. So don't return 6145 // those that handle all web uris. 6146 if (riTargetUser.handleAllWebDataURI) { 6147 continue; 6148 } 6149 String packageName = riTargetUser.activityInfo.packageName; 6150 PackageSetting ps = mSettings.mPackages.get(packageName); 6151 if (ps == null) { 6152 continue; 6153 } 6154 long verificationState = getDomainVerificationStatusLPr(ps, parentUserId); 6155 int status = (int)(verificationState >> 32); 6156 if (result == null) { 6157 result = new CrossProfileDomainInfo(); 6158 result.resolveInfo = createForwardingResolveInfoUnchecked(new IntentFilter(), 6159 sourceUserId, parentUserId); 6160 result.bestDomainVerificationStatus = status; 6161 } else { 6162 result.bestDomainVerificationStatus = bestDomainVerificationStatus(status, 6163 result.bestDomainVerificationStatus); 6164 } 6165 } 6166 // Don't consider matches with status NEVER across profiles. 6167 if (result != null && result.bestDomainVerificationStatus 6168 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER) { 6169 return null; 6170 } 6171 return result; 6172 } 6173 6174 /** 6175 * Verification statuses are ordered from the worse to the best, except for 6176 * INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER, which is the worse. 6177 */ 6178 private int bestDomainVerificationStatus(int status1, int status2) { 6179 if (status1 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER) { 6180 return status2; 6181 } 6182 if (status2 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER) { 6183 return status1; 6184 } 6185 return (int) MathUtils.max(status1, status2); 6186 } 6187 6188 private boolean isUserEnabled(int userId) { 6189 long callingId = Binder.clearCallingIdentity(); 6190 try { 6191 UserInfo userInfo = sUserManager.getUserInfo(userId); 6192 return userInfo != null && userInfo.isEnabled(); 6193 } finally { 6194 Binder.restoreCallingIdentity(callingId); 6195 } 6196 } 6197 6198 /** 6199 * Filter out activities with systemUserOnly flag set, when current user is not System. 6200 * 6201 * @return filtered list 6202 */ 6203 private List<ResolveInfo> filterIfNotSystemUser(List<ResolveInfo> resolveInfos, int userId) { 6204 if (userId == UserHandle.USER_SYSTEM) { 6205 return resolveInfos; 6206 } 6207 for (int i = resolveInfos.size() - 1; i >= 0; i--) { 6208 ResolveInfo info = resolveInfos.get(i); 6209 if ((info.activityInfo.flags & ActivityInfo.FLAG_SYSTEM_USER_ONLY) != 0) { 6210 resolveInfos.remove(i); 6211 } 6212 } 6213 return resolveInfos; 6214 } 6215 6216 /** 6217 * Filters out ephemeral activities. 6218 * <p>When resolving for an ephemeral app, only activities that 1) are defined in the 6219 * ephemeral app or 2) marked with {@code visibleToEphemeral} are returned. 6220 * 6221 * @param resolveInfos The pre-filtered list of resolved activities 6222 * @param ephemeralPkgName The ephemeral package name. If {@code null}, no filtering 6223 * is performed. 6224 * @return A filtered list of resolved activities. 6225 */ 6226 private List<ResolveInfo> filterForEphemeral(List<ResolveInfo> resolveInfos, 6227 String ephemeralPkgName) { 6228 if (ephemeralPkgName == null) { 6229 return resolveInfos; 6230 } 6231 for (int i = resolveInfos.size() - 1; i >= 0; i--) { 6232 ResolveInfo info = resolveInfos.get(i); 6233 final boolean isEphemeralApp = info.activityInfo.applicationInfo.isInstantApp(); 6234 // allow activities that are defined in the provided package 6235 if (isEphemeralApp && ephemeralPkgName.equals(info.activityInfo.packageName)) { 6236 continue; 6237 } 6238 // allow activities that have been explicitly exposed to ephemeral apps 6239 if (!isEphemeralApp 6240 && ((info.activityInfo.flags & ActivityInfo.FLAG_VISIBLE_TO_EPHEMERAL) != 0)) { 6241 continue; 6242 } 6243 resolveInfos.remove(i); 6244 } 6245 return resolveInfos; 6246 } 6247 6248 /** 6249 * @param resolveInfos list of resolve infos in descending priority order 6250 * @return if the list contains a resolve info with non-negative priority 6251 */ 6252 private boolean hasNonNegativePriority(List<ResolveInfo> resolveInfos) { 6253 return resolveInfos.size() > 0 && resolveInfos.get(0).priority >= 0; 6254 } 6255 6256 private static boolean hasWebURI(Intent intent) { 6257 if (intent.getData() == null) { 6258 return false; 6259 } 6260 final String scheme = intent.getScheme(); 6261 if (TextUtils.isEmpty(scheme)) { 6262 return false; 6263 } 6264 return scheme.equals(IntentFilter.SCHEME_HTTP) || scheme.equals(IntentFilter.SCHEME_HTTPS); 6265 } 6266 6267 private List<ResolveInfo> filterCandidatesWithDomainPreferredActivitiesLPr(Intent intent, 6268 int matchFlags, List<ResolveInfo> candidates, CrossProfileDomainInfo xpDomainInfo, 6269 int userId) { 6270 final boolean debug = (intent.getFlags() & Intent.FLAG_DEBUG_LOG_RESOLUTION) != 0; 6271 6272 if (DEBUG_PREFERRED || DEBUG_DOMAIN_VERIFICATION) { 6273 Slog.v(TAG, "Filtering results with preferred activities. Candidates count: " + 6274 candidates.size()); 6275 } 6276 6277 ArrayList<ResolveInfo> result = new ArrayList<ResolveInfo>(); 6278 ArrayList<ResolveInfo> alwaysList = new ArrayList<ResolveInfo>(); 6279 ArrayList<ResolveInfo> undefinedList = new ArrayList<ResolveInfo>(); 6280 ArrayList<ResolveInfo> alwaysAskList = new ArrayList<ResolveInfo>(); 6281 ArrayList<ResolveInfo> neverList = new ArrayList<ResolveInfo>(); 6282 ArrayList<ResolveInfo> matchAllList = new ArrayList<ResolveInfo>(); 6283 6284 synchronized (mPackages) { 6285 final int count = candidates.size(); 6286 // First, try to use linked apps. Partition the candidates into four lists: 6287 // one for the final results, one for the "do not use ever", one for "undefined status" 6288 // and finally one for "browser app type". 6289 for (int n=0; n<count; n++) { 6290 ResolveInfo info = candidates.get(n); 6291 String packageName = info.activityInfo.packageName; 6292 PackageSetting ps = mSettings.mPackages.get(packageName); 6293 if (ps != null) { 6294 // Add to the special match all list (Browser use case) 6295 if (info.handleAllWebDataURI) { 6296 matchAllList.add(info); 6297 continue; 6298 } 6299 // Try to get the status from User settings first 6300 long packedStatus = getDomainVerificationStatusLPr(ps, userId); 6301 int status = (int)(packedStatus >> 32); 6302 int linkGeneration = (int)(packedStatus & 0xFFFFFFFF); 6303 if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS) { 6304 if (DEBUG_DOMAIN_VERIFICATION || debug) { 6305 Slog.i(TAG, " + always: " + info.activityInfo.packageName 6306 + " : linkgen=" + linkGeneration); 6307 } 6308 // Use link-enabled generation as preferredOrder, i.e. 6309 // prefer newly-enabled over earlier-enabled. 6310 info.preferredOrder = linkGeneration; 6311 alwaysList.add(info); 6312 } else if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER) { 6313 if (DEBUG_DOMAIN_VERIFICATION || debug) { 6314 Slog.i(TAG, " + never: " + info.activityInfo.packageName); 6315 } 6316 neverList.add(info); 6317 } else if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS_ASK) { 6318 if (DEBUG_DOMAIN_VERIFICATION || debug) { 6319 Slog.i(TAG, " + always-ask: " + info.activityInfo.packageName); 6320 } 6321 alwaysAskList.add(info); 6322 } else if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED || 6323 status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK) { 6324 if (DEBUG_DOMAIN_VERIFICATION || debug) { 6325 Slog.i(TAG, " + ask: " + info.activityInfo.packageName); 6326 } 6327 undefinedList.add(info); 6328 } 6329 } 6330 } 6331 6332 // We'll want to include browser possibilities in a few cases 6333 boolean includeBrowser = false; 6334 6335 // First try to add the "always" resolution(s) for the current user, if any 6336 if (alwaysList.size() > 0) { 6337 result.addAll(alwaysList); 6338 } else { 6339 // Add all undefined apps as we want them to appear in the disambiguation dialog. 6340 result.addAll(undefinedList); 6341 // Maybe add one for the other profile. 6342 if (xpDomainInfo != null && ( 6343 xpDomainInfo.bestDomainVerificationStatus 6344 != INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER)) { 6345 result.add(xpDomainInfo.resolveInfo); 6346 } 6347 includeBrowser = true; 6348 } 6349 6350 // The presence of any 'always ask' alternatives means we'll also offer browsers. 6351 // If there were 'always' entries their preferred order has been set, so we also 6352 // back that off to make the alternatives equivalent 6353 if (alwaysAskList.size() > 0) { 6354 for (ResolveInfo i : result) { 6355 i.preferredOrder = 0; 6356 } 6357 result.addAll(alwaysAskList); 6358 includeBrowser = true; 6359 } 6360 6361 if (includeBrowser) { 6362 // Also add browsers (all of them or only the default one) 6363 if (DEBUG_DOMAIN_VERIFICATION) { 6364 Slog.v(TAG, " ...including browsers in candidate set"); 6365 } 6366 if ((matchFlags & MATCH_ALL) != 0) { 6367 result.addAll(matchAllList); 6368 } else { 6369 // Browser/generic handling case. If there's a default browser, go straight 6370 // to that (but only if there is no other higher-priority match). 6371 final String defaultBrowserPackageName = getDefaultBrowserPackageName(userId); 6372 int maxMatchPrio = 0; 6373 ResolveInfo defaultBrowserMatch = null; 6374 final int numCandidates = matchAllList.size(); 6375 for (int n = 0; n < numCandidates; n++) { 6376 ResolveInfo info = matchAllList.get(n); 6377 // track the highest overall match priority... 6378 if (info.priority > maxMatchPrio) { 6379 maxMatchPrio = info.priority; 6380 } 6381 // ...and the highest-priority default browser match 6382 if (info.activityInfo.packageName.equals(defaultBrowserPackageName)) { 6383 if (defaultBrowserMatch == null 6384 || (defaultBrowserMatch.priority < info.priority)) { 6385 if (debug) { 6386 Slog.v(TAG, "Considering default browser match " + info); 6387 } 6388 defaultBrowserMatch = info; 6389 } 6390 } 6391 } 6392 if (defaultBrowserMatch != null 6393 && defaultBrowserMatch.priority >= maxMatchPrio 6394 && !TextUtils.isEmpty(defaultBrowserPackageName)) 6395 { 6396 if (debug) { 6397 Slog.v(TAG, "Default browser match " + defaultBrowserMatch); 6398 } 6399 result.add(defaultBrowserMatch); 6400 } else { 6401 result.addAll(matchAllList); 6402 } 6403 } 6404 6405 // If there is nothing selected, add all candidates and remove the ones that the user 6406 // has explicitly put into the INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER state 6407 if (result.size() == 0) { 6408 result.addAll(candidates); 6409 result.removeAll(neverList); 6410 } 6411 } 6412 } 6413 if (DEBUG_PREFERRED || DEBUG_DOMAIN_VERIFICATION) { 6414 Slog.v(TAG, "Filtered results with preferred activities. New candidates count: " + 6415 result.size()); 6416 for (ResolveInfo info : result) { 6417 Slog.v(TAG, " + " + info.activityInfo); 6418 } 6419 } 6420 return result; 6421 } 6422 6423 // Returns a packed value as a long: 6424 // 6425 // high 'int'-sized word: link status: undefined/ask/never/always. 6426 // low 'int'-sized word: relative priority among 'always' results. 6427 private long getDomainVerificationStatusLPr(PackageSetting ps, int userId) { 6428 long result = ps.getDomainVerificationStatusForUser(userId); 6429 // if none available, get the master status 6430 if (result >> 32 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED) { 6431 if (ps.getIntentFilterVerificationInfo() != null) { 6432 result = ((long)ps.getIntentFilterVerificationInfo().getStatus()) << 32; 6433 } 6434 } 6435 return result; 6436 } 6437 6438 private ResolveInfo querySkipCurrentProfileIntents( 6439 List<CrossProfileIntentFilter> matchingFilters, Intent intent, String resolvedType, 6440 int flags, int sourceUserId) { 6441 if (matchingFilters != null) { 6442 int size = matchingFilters.size(); 6443 for (int i = 0; i < size; i ++) { 6444 CrossProfileIntentFilter filter = matchingFilters.get(i); 6445 if ((filter.getFlags() & PackageManager.SKIP_CURRENT_PROFILE) != 0) { 6446 // Checking if there are activities in the target user that can handle the 6447 // intent. 6448 ResolveInfo resolveInfo = createForwardingResolveInfo(filter, intent, 6449 resolvedType, flags, sourceUserId); 6450 if (resolveInfo != null) { 6451 return resolveInfo; 6452 } 6453 } 6454 } 6455 } 6456 return null; 6457 } 6458 6459 // Return matching ResolveInfo in target user if any. 6460 private ResolveInfo queryCrossProfileIntents( 6461 List<CrossProfileIntentFilter> matchingFilters, Intent intent, String resolvedType, 6462 int flags, int sourceUserId, boolean matchInCurrentProfile) { 6463 if (matchingFilters != null) { 6464 // Two {@link CrossProfileIntentFilter}s can have the same targetUserId and 6465 // match the same intent. For performance reasons, it is better not to 6466 // run queryIntent twice for the same userId 6467 SparseBooleanArray alreadyTriedUserIds = new SparseBooleanArray(); 6468 int size = matchingFilters.size(); 6469 for (int i = 0; i < size; i++) { 6470 CrossProfileIntentFilter filter = matchingFilters.get(i); 6471 int targetUserId = filter.getTargetUserId(); 6472 boolean skipCurrentProfile = 6473 (filter.getFlags() & PackageManager.SKIP_CURRENT_PROFILE) != 0; 6474 boolean skipCurrentProfileIfNoMatchFound = 6475 (filter.getFlags() & PackageManager.ONLY_IF_NO_MATCH_FOUND) != 0; 6476 if (!skipCurrentProfile && !alreadyTriedUserIds.get(targetUserId) 6477 && (!skipCurrentProfileIfNoMatchFound || !matchInCurrentProfile)) { 6478 // Checking if there are activities in the target user that can handle the 6479 // intent. 6480 ResolveInfo resolveInfo = createForwardingResolveInfo(filter, intent, 6481 resolvedType, flags, sourceUserId); 6482 if (resolveInfo != null) return resolveInfo; 6483 alreadyTriedUserIds.put(targetUserId, true); 6484 } 6485 } 6486 } 6487 return null; 6488 } 6489 6490 /** 6491 * If the filter's target user can handle the intent and is enabled: returns a ResolveInfo that 6492 * will forward the intent to the filter's target user. 6493 * Otherwise, returns null. 6494 */ 6495 private ResolveInfo createForwardingResolveInfo(CrossProfileIntentFilter filter, Intent intent, 6496 String resolvedType, int flags, int sourceUserId) { 6497 int targetUserId = filter.getTargetUserId(); 6498 List<ResolveInfo> resultTargetUser = mActivities.queryIntent(intent, 6499 resolvedType, flags, targetUserId); 6500 if (resultTargetUser != null && isUserEnabled(targetUserId)) { 6501 // If all the matches in the target profile are suspended, return null. 6502 for (int i = resultTargetUser.size() - 1; i >= 0; i--) { 6503 if ((resultTargetUser.get(i).activityInfo.applicationInfo.flags 6504 & ApplicationInfo.FLAG_SUSPENDED) == 0) { 6505 return createForwardingResolveInfoUnchecked(filter, sourceUserId, 6506 targetUserId); 6507 } 6508 } 6509 } 6510 return null; 6511 } 6512 6513 private ResolveInfo createForwardingResolveInfoUnchecked(IntentFilter filter, 6514 int sourceUserId, int targetUserId) { 6515 ResolveInfo forwardingResolveInfo = new ResolveInfo(); 6516 long ident = Binder.clearCallingIdentity(); 6517 boolean targetIsProfile; 6518 try { 6519 targetIsProfile = sUserManager.getUserInfo(targetUserId).isManagedProfile(); 6520 } finally { 6521 Binder.restoreCallingIdentity(ident); 6522 } 6523 String className; 6524 if (targetIsProfile) { 6525 className = FORWARD_INTENT_TO_MANAGED_PROFILE; 6526 } else { 6527 className = FORWARD_INTENT_TO_PARENT; 6528 } 6529 ComponentName forwardingActivityComponentName = new ComponentName( 6530 mAndroidApplication.packageName, className); 6531 ActivityInfo forwardingActivityInfo = getActivityInfo(forwardingActivityComponentName, 0, 6532 sourceUserId); 6533 if (!targetIsProfile) { 6534 forwardingActivityInfo.showUserIcon = targetUserId; 6535 forwardingResolveInfo.noResourceId = true; 6536 } 6537 forwardingResolveInfo.activityInfo = forwardingActivityInfo; 6538 forwardingResolveInfo.priority = 0; 6539 forwardingResolveInfo.preferredOrder = 0; 6540 forwardingResolveInfo.match = 0; 6541 forwardingResolveInfo.isDefault = true; 6542 forwardingResolveInfo.filter = filter; 6543 forwardingResolveInfo.targetUserId = targetUserId; 6544 return forwardingResolveInfo; 6545 } 6546 6547 @Override 6548 public @NonNull ParceledListSlice<ResolveInfo> queryIntentActivityOptions(ComponentName caller, 6549 Intent[] specifics, String[] specificTypes, Intent intent, 6550 String resolvedType, int flags, int userId) { 6551 return new ParceledListSlice<>(queryIntentActivityOptionsInternal(caller, specifics, 6552 specificTypes, intent, resolvedType, flags, userId)); 6553 } 6554 6555 private @NonNull List<ResolveInfo> queryIntentActivityOptionsInternal(ComponentName caller, 6556 Intent[] specifics, String[] specificTypes, Intent intent, 6557 String resolvedType, int flags, int userId) { 6558 if (!sUserManager.exists(userId)) return Collections.emptyList(); 6559 flags = updateFlagsForResolve(flags, userId, intent); 6560 enforceCrossUserPermission(Binder.getCallingUid(), userId, 6561 false /* requireFullPermission */, false /* checkShell */, 6562 "query intent activity options"); 6563 final String resultsAction = intent.getAction(); 6564 6565 final List<ResolveInfo> results = queryIntentActivitiesInternal(intent, resolvedType, flags 6566 | PackageManager.GET_RESOLVED_FILTER, userId); 6567 6568 if (DEBUG_INTENT_MATCHING) { 6569 Log.v(TAG, "Query " + intent + ": " + results); 6570 } 6571 6572 int specificsPos = 0; 6573 int N; 6574 6575 // todo: note that the algorithm used here is O(N^2). This 6576 // isn't a problem in our current environment, but if we start running 6577 // into situations where we have more than 5 or 10 matches then this 6578 // should probably be changed to something smarter... 6579 6580 // First we go through and resolve each of the specific items 6581 // that were supplied, taking care of removing any corresponding 6582 // duplicate items in the generic resolve list. 6583 if (specifics != null) { 6584 for (int i=0; i<specifics.length; i++) { 6585 final Intent sintent = specifics[i]; 6586 if (sintent == null) { 6587 continue; 6588 } 6589 6590 if (DEBUG_INTENT_MATCHING) { 6591 Log.v(TAG, "Specific #" + i + ": " + sintent); 6592 } 6593 6594 String action = sintent.getAction(); 6595 if (resultsAction != null && resultsAction.equals(action)) { 6596 // If this action was explicitly requested, then don't 6597 // remove things that have it. 6598 action = null; 6599 } 6600 6601 ResolveInfo ri = null; 6602 ActivityInfo ai = null; 6603 6604 ComponentName comp = sintent.getComponent(); 6605 if (comp == null) { 6606 ri = resolveIntent( 6607 sintent, 6608 specificTypes != null ? specificTypes[i] : null, 6609 flags, userId); 6610 if (ri == null) { 6611 continue; 6612 } 6613 if (ri == mResolveInfo) { 6614 // ACK! Must do something better with this. 6615 } 6616 ai = ri.activityInfo; 6617 comp = new ComponentName(ai.applicationInfo.packageName, 6618 ai.name); 6619 } else { 6620 ai = getActivityInfo(comp, flags, userId); 6621 if (ai == null) { 6622 continue; 6623 } 6624 } 6625 6626 // Look for any generic query activities that are duplicates 6627 // of this specific one, and remove them from the results. 6628 if (DEBUG_INTENT_MATCHING) Log.v(TAG, "Specific #" + i + ": " + ai); 6629 N = results.size(); 6630 int j; 6631 for (j=specificsPos; j<N; j++) { 6632 ResolveInfo sri = results.get(j); 6633 if ((sri.activityInfo.name.equals(comp.getClassName()) 6634 && sri.activityInfo.applicationInfo.packageName.equals( 6635 comp.getPackageName())) 6636 || (action != null && sri.filter.matchAction(action))) { 6637 results.remove(j); 6638 if (DEBUG_INTENT_MATCHING) Log.v( 6639 TAG, "Removing duplicate item from " + j 6640 + " due to specific " + specificsPos); 6641 if (ri == null) { 6642 ri = sri; 6643 } 6644 j--; 6645 N--; 6646 } 6647 } 6648 6649 // Add this specific item to its proper place. 6650 if (ri == null) { 6651 ri = new ResolveInfo(); 6652 ri.activityInfo = ai; 6653 } 6654 results.add(specificsPos, ri); 6655 ri.specificIndex = i; 6656 specificsPos++; 6657 } 6658 } 6659 6660 // Now we go through the remaining generic results and remove any 6661 // duplicate actions that are found here. 6662 N = results.size(); 6663 for (int i=specificsPos; i<N-1; i++) { 6664 final ResolveInfo rii = results.get(i); 6665 if (rii.filter == null) { 6666 continue; 6667 } 6668 6669 // Iterate over all of the actions of this result's intent 6670 // filter... typically this should be just one. 6671 final Iterator<String> it = rii.filter.actionsIterator(); 6672 if (it == null) { 6673 continue; 6674 } 6675 while (it.hasNext()) { 6676 final String action = it.next(); 6677 if (resultsAction != null && resultsAction.equals(action)) { 6678 // If this action was explicitly requested, then don't 6679 // remove things that have it. 6680 continue; 6681 } 6682 for (int j=i+1; j<N; j++) { 6683 final ResolveInfo rij = results.get(j); 6684 if (rij.filter != null && rij.filter.hasAction(action)) { 6685 results.remove(j); 6686 if (DEBUG_INTENT_MATCHING) Log.v( 6687 TAG, "Removing duplicate item from " + j 6688 + " due to action " + action + " at " + i); 6689 j--; 6690 N--; 6691 } 6692 } 6693 } 6694 6695 // If the caller didn't request filter information, drop it now 6696 // so we don't have to marshall/unmarshall it. 6697 if ((flags&PackageManager.GET_RESOLVED_FILTER) == 0) { 6698 rii.filter = null; 6699 } 6700 } 6701 6702 // Filter out the caller activity if so requested. 6703 if (caller != null) { 6704 N = results.size(); 6705 for (int i=0; i<N; i++) { 6706 ActivityInfo ainfo = results.get(i).activityInfo; 6707 if (caller.getPackageName().equals(ainfo.applicationInfo.packageName) 6708 && caller.getClassName().equals(ainfo.name)) { 6709 results.remove(i); 6710 break; 6711 } 6712 } 6713 } 6714 6715 // If the caller didn't request filter information, 6716 // drop them now so we don't have to 6717 // marshall/unmarshall it. 6718 if ((flags&PackageManager.GET_RESOLVED_FILTER) == 0) { 6719 N = results.size(); 6720 for (int i=0; i<N; i++) { 6721 results.get(i).filter = null; 6722 } 6723 } 6724 6725 if (DEBUG_INTENT_MATCHING) Log.v(TAG, "Result: " + results); 6726 return results; 6727 } 6728 6729 @Override 6730 public @NonNull ParceledListSlice<ResolveInfo> queryIntentReceivers(Intent intent, 6731 String resolvedType, int flags, int userId) { 6732 return new ParceledListSlice<>( 6733 queryIntentReceiversInternal(intent, resolvedType, flags, userId)); 6734 } 6735 6736 private @NonNull List<ResolveInfo> queryIntentReceiversInternal(Intent intent, 6737 String resolvedType, int flags, int userId) { 6738 if (!sUserManager.exists(userId)) return Collections.emptyList(); 6739 flags = updateFlagsForResolve(flags, userId, intent); 6740 ComponentName comp = intent.getComponent(); 6741 if (comp == null) { 6742 if (intent.getSelector() != null) { 6743 intent = intent.getSelector(); 6744 comp = intent.getComponent(); 6745 } 6746 } 6747 if (comp != null) { 6748 List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 6749 ActivityInfo ai = getReceiverInfo(comp, flags, userId); 6750 if (ai != null) { 6751 ResolveInfo ri = new ResolveInfo(); 6752 ri.activityInfo = ai; 6753 list.add(ri); 6754 } 6755 return list; 6756 } 6757 6758 // reader 6759 synchronized (mPackages) { 6760 String pkgName = intent.getPackage(); 6761 if (pkgName == null) { 6762 return mReceivers.queryIntent(intent, resolvedType, flags, userId); 6763 } 6764 final PackageParser.Package pkg = mPackages.get(pkgName); 6765 if (pkg != null) { 6766 return mReceivers.queryIntentForPackage(intent, resolvedType, flags, pkg.receivers, 6767 userId); 6768 } 6769 return Collections.emptyList(); 6770 } 6771 } 6772 6773 @Override 6774 public ResolveInfo resolveService(Intent intent, String resolvedType, int flags, int userId) { 6775 if (!sUserManager.exists(userId)) return null; 6776 flags = updateFlagsForResolve(flags, userId, intent); 6777 List<ResolveInfo> query = queryIntentServicesInternal(intent, resolvedType, flags, userId); 6778 if (query != null) { 6779 if (query.size() >= 1) { 6780 // If there is more than one service with the same priority, 6781 // just arbitrarily pick the first one. 6782 return query.get(0); 6783 } 6784 } 6785 return null; 6786 } 6787 6788 @Override 6789 public @NonNull ParceledListSlice<ResolveInfo> queryIntentServices(Intent intent, 6790 String resolvedType, int flags, int userId) { 6791 return new ParceledListSlice<>( 6792 queryIntentServicesInternal(intent, resolvedType, flags, userId)); 6793 } 6794 6795 private @NonNull List<ResolveInfo> queryIntentServicesInternal(Intent intent, 6796 String resolvedType, int flags, int userId) { 6797 if (!sUserManager.exists(userId)) return Collections.emptyList(); 6798 flags = updateFlagsForResolve(flags, userId, intent); 6799 ComponentName comp = intent.getComponent(); 6800 if (comp == null) { 6801 if (intent.getSelector() != null) { 6802 intent = intent.getSelector(); 6803 comp = intent.getComponent(); 6804 } 6805 } 6806 if (comp != null) { 6807 final List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 6808 final ServiceInfo si = getServiceInfo(comp, flags, userId); 6809 if (si != null) { 6810 final ResolveInfo ri = new ResolveInfo(); 6811 ri.serviceInfo = si; 6812 list.add(ri); 6813 } 6814 return list; 6815 } 6816 6817 // reader 6818 synchronized (mPackages) { 6819 String pkgName = intent.getPackage(); 6820 if (pkgName == null) { 6821 return mServices.queryIntent(intent, resolvedType, flags, userId); 6822 } 6823 final PackageParser.Package pkg = mPackages.get(pkgName); 6824 if (pkg != null) { 6825 return mServices.queryIntentForPackage(intent, resolvedType, flags, pkg.services, 6826 userId); 6827 } 6828 return Collections.emptyList(); 6829 } 6830 } 6831 6832 @Override 6833 public @NonNull ParceledListSlice<ResolveInfo> queryIntentContentProviders(Intent intent, 6834 String resolvedType, int flags, int userId) { 6835 return new ParceledListSlice<>( 6836 queryIntentContentProvidersInternal(intent, resolvedType, flags, userId)); 6837 } 6838 6839 private @NonNull List<ResolveInfo> queryIntentContentProvidersInternal( 6840 Intent intent, String resolvedType, int flags, int userId) { 6841 if (!sUserManager.exists(userId)) return Collections.emptyList(); 6842 flags = updateFlagsForResolve(flags, userId, intent); 6843 ComponentName comp = intent.getComponent(); 6844 if (comp == null) { 6845 if (intent.getSelector() != null) { 6846 intent = intent.getSelector(); 6847 comp = intent.getComponent(); 6848 } 6849 } 6850 if (comp != null) { 6851 final List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 6852 final ProviderInfo pi = getProviderInfo(comp, flags, userId); 6853 if (pi != null) { 6854 final ResolveInfo ri = new ResolveInfo(); 6855 ri.providerInfo = pi; 6856 list.add(ri); 6857 } 6858 return list; 6859 } 6860 6861 // reader 6862 synchronized (mPackages) { 6863 String pkgName = intent.getPackage(); 6864 if (pkgName == null) { 6865 return mProviders.queryIntent(intent, resolvedType, flags, userId); 6866 } 6867 final PackageParser.Package pkg = mPackages.get(pkgName); 6868 if (pkg != null) { 6869 return mProviders.queryIntentForPackage( 6870 intent, resolvedType, flags, pkg.providers, userId); 6871 } 6872 return Collections.emptyList(); 6873 } 6874 } 6875 6876 @Override 6877 public ParceledListSlice<PackageInfo> getInstalledPackages(int flags, int userId) { 6878 if (!sUserManager.exists(userId)) return ParceledListSlice.emptyList(); 6879 flags = updateFlagsForPackage(flags, userId, null); 6880 final boolean listUninstalled = (flags & MATCH_KNOWN_PACKAGES) != 0; 6881 enforceCrossUserPermission(Binder.getCallingUid(), userId, 6882 true /* requireFullPermission */, false /* checkShell */, 6883 "get installed packages"); 6884 6885 // writer 6886 synchronized (mPackages) { 6887 ArrayList<PackageInfo> list; 6888 if (listUninstalled) { 6889 list = new ArrayList<>(mSettings.mPackages.size()); 6890 for (PackageSetting ps : mSettings.mPackages.values()) { 6891 if (filterSharedLibPackageLPr(ps, Binder.getCallingUid(), userId)) { 6892 continue; 6893 } 6894 final PackageInfo pi = generatePackageInfo(ps, flags, userId); 6895 if (pi != null) { 6896 list.add(pi); 6897 } 6898 } 6899 } else { 6900 list = new ArrayList<>(mPackages.size()); 6901 for (PackageParser.Package p : mPackages.values()) { 6902 if (filterSharedLibPackageLPr((PackageSetting) p.mExtras, 6903 Binder.getCallingUid(), userId)) { 6904 continue; 6905 } 6906 final PackageInfo pi = generatePackageInfo((PackageSetting) 6907 p.mExtras, flags, userId); 6908 if (pi != null) { 6909 list.add(pi); 6910 } 6911 } 6912 } 6913 6914 return new ParceledListSlice<>(list); 6915 } 6916 } 6917 6918 private void addPackageHoldingPermissions(ArrayList<PackageInfo> list, PackageSetting ps, 6919 String[] permissions, boolean[] tmp, int flags, int userId) { 6920 int numMatch = 0; 6921 final PermissionsState permissionsState = ps.getPermissionsState(); 6922 for (int i=0; i<permissions.length; i++) { 6923 final String permission = permissions[i]; 6924 if (permissionsState.hasPermission(permission, userId)) { 6925 tmp[i] = true; 6926 numMatch++; 6927 } else { 6928 tmp[i] = false; 6929 } 6930 } 6931 if (numMatch == 0) { 6932 return; 6933 } 6934 final PackageInfo pi = generatePackageInfo(ps, flags, userId); 6935 6936 // The above might return null in cases of uninstalled apps or install-state 6937 // skew across users/profiles. 6938 if (pi != null) { 6939 if ((flags&PackageManager.GET_PERMISSIONS) == 0) { 6940 if (numMatch == permissions.length) { 6941 pi.requestedPermissions = permissions; 6942 } else { 6943 pi.requestedPermissions = new String[numMatch]; 6944 numMatch = 0; 6945 for (int i=0; i<permissions.length; i++) { 6946 if (tmp[i]) { 6947 pi.requestedPermissions[numMatch] = permissions[i]; 6948 numMatch++; 6949 } 6950 } 6951 } 6952 } 6953 list.add(pi); 6954 } 6955 } 6956 6957 @Override 6958 public ParceledListSlice<PackageInfo> getPackagesHoldingPermissions( 6959 String[] permissions, int flags, int userId) { 6960 if (!sUserManager.exists(userId)) return ParceledListSlice.emptyList(); 6961 flags = updateFlagsForPackage(flags, userId, permissions); 6962 enforceCrossUserPermission(Binder.getCallingUid(), userId, 6963 true /* requireFullPermission */, false /* checkShell */, 6964 "get packages holding permissions"); 6965 final boolean listUninstalled = (flags & MATCH_KNOWN_PACKAGES) != 0; 6966 6967 // writer 6968 synchronized (mPackages) { 6969 ArrayList<PackageInfo> list = new ArrayList<PackageInfo>(); 6970 boolean[] tmpBools = new boolean[permissions.length]; 6971 if (listUninstalled) { 6972 for (PackageSetting ps : mSettings.mPackages.values()) { 6973 addPackageHoldingPermissions(list, ps, permissions, tmpBools, flags, 6974 userId); 6975 } 6976 } else { 6977 for (PackageParser.Package pkg : mPackages.values()) { 6978 PackageSetting ps = (PackageSetting)pkg.mExtras; 6979 if (ps != null) { 6980 addPackageHoldingPermissions(list, ps, permissions, tmpBools, flags, 6981 userId); 6982 } 6983 } 6984 } 6985 6986 return new ParceledListSlice<PackageInfo>(list); 6987 } 6988 } 6989 6990 @Override 6991 public ParceledListSlice<ApplicationInfo> getInstalledApplications(int flags, int userId) { 6992 if (!sUserManager.exists(userId)) return ParceledListSlice.emptyList(); 6993 flags = updateFlagsForApplication(flags, userId, null); 6994 final boolean listUninstalled = (flags & MATCH_KNOWN_PACKAGES) != 0; 6995 6996 // writer 6997 synchronized (mPackages) { 6998 ArrayList<ApplicationInfo> list; 6999 if (listUninstalled) { 7000 list = new ArrayList<>(mSettings.mPackages.size()); 7001 for (PackageSetting ps : mSettings.mPackages.values()) { 7002 ApplicationInfo ai; 7003 int effectiveFlags = flags; 7004 if (ps.isSystem()) { 7005 effectiveFlags |= PackageManager.MATCH_ANY_USER; 7006 } 7007 if (ps.pkg != null) { 7008 if (filterSharedLibPackageLPr(ps, Binder.getCallingUid(), userId)) { 7009 continue; 7010 } 7011 ai = PackageParser.generateApplicationInfo(ps.pkg, effectiveFlags, 7012 ps.readUserState(userId), userId); 7013 if (ai != null) { 7014 ai.packageName = resolveExternalPackageNameLPr(ps.pkg); 7015 } 7016 } else { 7017 // Shared lib filtering done in generateApplicationInfoFromSettingsLPw 7018 // and already converts to externally visible package name 7019 ai = generateApplicationInfoFromSettingsLPw(ps.name, 7020 Binder.getCallingUid(), effectiveFlags, userId); 7021 } 7022 if (ai != null) { 7023 list.add(ai); 7024 } 7025 } 7026 } else { 7027 list = new ArrayList<>(mPackages.size()); 7028 for (PackageParser.Package p : mPackages.values()) { 7029 if (p.mExtras != null) { 7030 PackageSetting ps = (PackageSetting) p.mExtras; 7031 if (filterSharedLibPackageLPr(ps, Binder.getCallingUid(), userId)) { 7032 continue; 7033 } 7034 ApplicationInfo ai = PackageParser.generateApplicationInfo(p, flags, 7035 ps.readUserState(userId), userId); 7036 if (ai != null) { 7037 ai.packageName = resolveExternalPackageNameLPr(p); 7038 list.add(ai); 7039 } 7040 } 7041 } 7042 } 7043 7044 return new ParceledListSlice<>(list); 7045 } 7046 } 7047 7048 @Override 7049 public ParceledListSlice<InstantAppInfo> getInstantApps(int userId) { 7050 if (HIDE_EPHEMERAL_APIS || isEphemeralDisabled()) { 7051 return null; 7052 } 7053 7054 mContext.enforceCallingOrSelfPermission(Manifest.permission.ACCESS_INSTANT_APPS, 7055 "getEphemeralApplications"); 7056 enforceCrossUserPermission(Binder.getCallingUid(), userId, 7057 true /* requireFullPermission */, false /* checkShell */, 7058 "getEphemeralApplications"); 7059 synchronized (mPackages) { 7060 List<InstantAppInfo> instantApps = mInstantAppRegistry 7061 .getInstantAppsLPr(userId); 7062 if (instantApps != null) { 7063 return new ParceledListSlice<>(instantApps); 7064 } 7065 } 7066 return null; 7067 } 7068 7069 @Override 7070 public boolean isInstantApp(String packageName, int userId) { 7071 enforceCrossUserPermission(Binder.getCallingUid(), userId, 7072 true /* requireFullPermission */, false /* checkShell */, 7073 "isInstantApp"); 7074 if (HIDE_EPHEMERAL_APIS || isEphemeralDisabled()) { 7075 return false; 7076 } 7077 7078 if (!isCallerSameApp(packageName)) { 7079 return false; 7080 } 7081 synchronized (mPackages) { 7082 PackageParser.Package pkg = mPackages.get(packageName); 7083 if (pkg != null) { 7084 return pkg.applicationInfo.isInstantApp(); 7085 } 7086 } 7087 return false; 7088 } 7089 7090 @Override 7091 public byte[] getInstantAppCookie(String packageName, int userId) { 7092 if (HIDE_EPHEMERAL_APIS || isEphemeralDisabled()) { 7093 return null; 7094 } 7095 7096 enforceCrossUserPermission(Binder.getCallingUid(), userId, 7097 true /* requireFullPermission */, false /* checkShell */, 7098 "getInstantAppCookie"); 7099 if (!isCallerSameApp(packageName)) { 7100 return null; 7101 } 7102 synchronized (mPackages) { 7103 return mInstantAppRegistry.getInstantAppCookieLPw( 7104 packageName, userId); 7105 } 7106 } 7107 7108 @Override 7109 public boolean setInstantAppCookie(String packageName, byte[] cookie, int userId) { 7110 if (HIDE_EPHEMERAL_APIS || isEphemeralDisabled()) { 7111 return true; 7112 } 7113 7114 enforceCrossUserPermission(Binder.getCallingUid(), userId, 7115 true /* requireFullPermission */, true /* checkShell */, 7116 "setInstantAppCookie"); 7117 if (!isCallerSameApp(packageName)) { 7118 return false; 7119 } 7120 synchronized (mPackages) { 7121 return mInstantAppRegistry.setInstantAppCookieLPw( 7122 packageName, cookie, userId); 7123 } 7124 } 7125 7126 @Override 7127 public Bitmap getInstantAppIcon(String packageName, int userId) { 7128 if (HIDE_EPHEMERAL_APIS || isEphemeralDisabled()) { 7129 return null; 7130 } 7131 7132 mContext.enforceCallingOrSelfPermission(Manifest.permission.ACCESS_INSTANT_APPS, 7133 "getInstantAppIcon"); 7134 7135 enforceCrossUserPermission(Binder.getCallingUid(), userId, 7136 true /* requireFullPermission */, false /* checkShell */, 7137 "getInstantAppIcon"); 7138 7139 synchronized (mPackages) { 7140 return mInstantAppRegistry.getInstantAppIconLPw( 7141 packageName, userId); 7142 } 7143 } 7144 7145 private boolean isCallerSameApp(String packageName) { 7146 PackageParser.Package pkg = mPackages.get(packageName); 7147 return pkg != null 7148 && UserHandle.getAppId(Binder.getCallingUid()) == pkg.applicationInfo.uid; 7149 } 7150 7151 @Override 7152 public @NonNull ParceledListSlice<ApplicationInfo> getPersistentApplications(int flags) { 7153 return new ParceledListSlice<>(getPersistentApplicationsInternal(flags)); 7154 } 7155 7156 private @NonNull List<ApplicationInfo> getPersistentApplicationsInternal(int flags) { 7157 final ArrayList<ApplicationInfo> finalList = new ArrayList<ApplicationInfo>(); 7158 7159 // reader 7160 synchronized (mPackages) { 7161 final Iterator<PackageParser.Package> i = mPackages.values().iterator(); 7162 final int userId = UserHandle.getCallingUserId(); 7163 while (i.hasNext()) { 7164 final PackageParser.Package p = i.next(); 7165 if (p.applicationInfo == null) continue; 7166 7167 final boolean matchesUnaware = ((flags & MATCH_DIRECT_BOOT_UNAWARE) != 0) 7168 && !p.applicationInfo.isDirectBootAware(); 7169 final boolean matchesAware = ((flags & MATCH_DIRECT_BOOT_AWARE) != 0) 7170 && p.applicationInfo.isDirectBootAware(); 7171 7172 if ((p.applicationInfo.flags & ApplicationInfo.FLAG_PERSISTENT) != 0 7173 && (!mSafeMode || isSystemApp(p)) 7174 && (matchesUnaware || matchesAware)) { 7175 PackageSetting ps = mSettings.mPackages.get(p.packageName); 7176 if (ps != null) { 7177 ApplicationInfo ai = PackageParser.generateApplicationInfo(p, flags, 7178 ps.readUserState(userId), userId); 7179 if (ai != null) { 7180 finalList.add(ai); 7181 } 7182 } 7183 } 7184 } 7185 } 7186 7187 return finalList; 7188 } 7189 7190 @Override 7191 public ProviderInfo resolveContentProvider(String name, int flags, int userId) { 7192 if (!sUserManager.exists(userId)) return null; 7193 flags = updateFlagsForComponent(flags, userId, name); 7194 // reader 7195 synchronized (mPackages) { 7196 final PackageParser.Provider provider = mProvidersByAuthority.get(name); 7197 PackageSetting ps = provider != null 7198 ? mSettings.mPackages.get(provider.owner.packageName) 7199 : null; 7200 return ps != null 7201 && mSettings.isEnabledAndMatchLPr(provider.info, flags, userId) 7202 ? PackageParser.generateProviderInfo(provider, flags, 7203 ps.readUserState(userId), userId) 7204 : null; 7205 } 7206 } 7207 7208 /** 7209 * @deprecated 7210 */ 7211 @Deprecated 7212 public void querySyncProviders(List<String> outNames, List<ProviderInfo> outInfo) { 7213 // reader 7214 synchronized (mPackages) { 7215 final Iterator<Map.Entry<String, PackageParser.Provider>> i = mProvidersByAuthority 7216 .entrySet().iterator(); 7217 final int userId = UserHandle.getCallingUserId(); 7218 while (i.hasNext()) { 7219 Map.Entry<String, PackageParser.Provider> entry = i.next(); 7220 PackageParser.Provider p = entry.getValue(); 7221 PackageSetting ps = mSettings.mPackages.get(p.owner.packageName); 7222 7223 if (ps != null && p.syncable 7224 && (!mSafeMode || (p.info.applicationInfo.flags 7225 &ApplicationInfo.FLAG_SYSTEM) != 0)) { 7226 ProviderInfo info = PackageParser.generateProviderInfo(p, 0, 7227 ps.readUserState(userId), userId); 7228 if (info != null) { 7229 outNames.add(entry.getKey()); 7230 outInfo.add(info); 7231 } 7232 } 7233 } 7234 } 7235 } 7236 7237 @Override 7238 public @NonNull ParceledListSlice<ProviderInfo> queryContentProviders(String processName, 7239 int uid, int flags) { 7240 final int userId = processName != null ? UserHandle.getUserId(uid) 7241 : UserHandle.getCallingUserId(); 7242 if (!sUserManager.exists(userId)) return ParceledListSlice.emptyList(); 7243 flags = updateFlagsForComponent(flags, userId, processName); 7244 7245 ArrayList<ProviderInfo> finalList = null; 7246 // reader 7247 synchronized (mPackages) { 7248 final Iterator<PackageParser.Provider> i = mProviders.mProviders.values().iterator(); 7249 while (i.hasNext()) { 7250 final PackageParser.Provider p = i.next(); 7251 PackageSetting ps = mSettings.mPackages.get(p.owner.packageName); 7252 if (ps != null && p.info.authority != null 7253 && (processName == null 7254 || (p.info.processName.equals(processName) 7255 && UserHandle.isSameApp(p.info.applicationInfo.uid, uid))) 7256 && mSettings.isEnabledAndMatchLPr(p.info, flags, userId)) { 7257 if (finalList == null) { 7258 finalList = new ArrayList<ProviderInfo>(3); 7259 } 7260 ProviderInfo info = PackageParser.generateProviderInfo(p, flags, 7261 ps.readUserState(userId), userId); 7262 if (info != null) { 7263 finalList.add(info); 7264 } 7265 } 7266 } 7267 } 7268 7269 if (finalList != null) { 7270 Collections.sort(finalList, mProviderInitOrderSorter); 7271 return new ParceledListSlice<ProviderInfo>(finalList); 7272 } 7273 7274 return ParceledListSlice.emptyList(); 7275 } 7276 7277 @Override 7278 public InstrumentationInfo getInstrumentationInfo(ComponentName name, int flags) { 7279 // reader 7280 synchronized (mPackages) { 7281 final PackageParser.Instrumentation i = mInstrumentation.get(name); 7282 return PackageParser.generateInstrumentationInfo(i, flags); 7283 } 7284 } 7285 7286 @Override 7287 public @NonNull ParceledListSlice<InstrumentationInfo> queryInstrumentation( 7288 String targetPackage, int flags) { 7289 return new ParceledListSlice<>(queryInstrumentationInternal(targetPackage, flags)); 7290 } 7291 7292 private @NonNull List<InstrumentationInfo> queryInstrumentationInternal(String targetPackage, 7293 int flags) { 7294 ArrayList<InstrumentationInfo> finalList = new ArrayList<InstrumentationInfo>(); 7295 7296 // reader 7297 synchronized (mPackages) { 7298 final Iterator<PackageParser.Instrumentation> i = mInstrumentation.values().iterator(); 7299 while (i.hasNext()) { 7300 final PackageParser.Instrumentation p = i.next(); 7301 if (targetPackage == null 7302 || targetPackage.equals(p.info.targetPackage)) { 7303 InstrumentationInfo ii = PackageParser.generateInstrumentationInfo(p, 7304 flags); 7305 if (ii != null) { 7306 finalList.add(ii); 7307 } 7308 } 7309 } 7310 } 7311 7312 return finalList; 7313 } 7314 7315 private void createIdmapsForPackageLI(PackageParser.Package pkg) { 7316 ArrayMap<String, PackageParser.Package> overlays = mOverlays.get(pkg.packageName); 7317 if (overlays == null) { 7318 Slog.w(TAG, "Unable to create idmap for " + pkg.packageName + ": no overlay packages"); 7319 return; 7320 } 7321 for (PackageParser.Package opkg : overlays.values()) { 7322 // Not much to do if idmap fails: we already logged the error 7323 // and we certainly don't want to abort installation of pkg simply 7324 // because an overlay didn't fit properly. For these reasons, 7325 // ignore the return value of createIdmapForPackagePairLI. 7326 createIdmapForPackagePairLI(pkg, opkg); 7327 } 7328 } 7329 7330 private boolean createIdmapForPackagePairLI(PackageParser.Package pkg, 7331 PackageParser.Package opkg) { 7332 if (!opkg.mTrustedOverlay) { 7333 Slog.w(TAG, "Skipping target and overlay pair " + pkg.baseCodePath + " and " + 7334 opkg.baseCodePath + ": overlay not trusted"); 7335 return false; 7336 } 7337 ArrayMap<String, PackageParser.Package> overlaySet = mOverlays.get(pkg.packageName); 7338 if (overlaySet == null) { 7339 Slog.e(TAG, "was about to create idmap for " + pkg.baseCodePath + " and " + 7340 opkg.baseCodePath + " but target package has no known overlays"); 7341 return false; 7342 } 7343 final int sharedGid = UserHandle.getSharedAppGid(pkg.applicationInfo.uid); 7344 // TODO: generate idmap for split APKs 7345 try { 7346 mInstaller.idmap(pkg.baseCodePath, opkg.baseCodePath, sharedGid); 7347 } catch (InstallerException e) { 7348 Slog.e(TAG, "Failed to generate idmap for " + pkg.baseCodePath + " and " 7349 + opkg.baseCodePath); 7350 return false; 7351 } 7352 PackageParser.Package[] overlayArray = 7353 overlaySet.values().toArray(new PackageParser.Package[0]); 7354 Comparator<PackageParser.Package> cmp = new Comparator<PackageParser.Package>() { 7355 public int compare(PackageParser.Package p1, PackageParser.Package p2) { 7356 return p1.mOverlayPriority - p2.mOverlayPriority; 7357 } 7358 }; 7359 Arrays.sort(overlayArray, cmp); 7360 7361 pkg.applicationInfo.resourceDirs = new String[overlayArray.length]; 7362 int i = 0; 7363 for (PackageParser.Package p : overlayArray) { 7364 pkg.applicationInfo.resourceDirs[i++] = p.baseCodePath; 7365 } 7366 return true; 7367 } 7368 7369 private void scanDirTracedLI(File dir, final int parseFlags, int scanFlags, long currentTime) { 7370 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "scanDir [" + dir.getAbsolutePath() + "]"); 7371 try { 7372 scanDirLI(dir, parseFlags, scanFlags, currentTime); 7373 } finally { 7374 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 7375 } 7376 } 7377 7378 private void scanDirLI(File dir, int parseFlags, int scanFlags, long currentTime) { 7379 final File[] files = dir.listFiles(); 7380 if (ArrayUtils.isEmpty(files)) { 7381 Log.d(TAG, "No files in app dir " + dir); 7382 return; 7383 } 7384 7385 if (DEBUG_PACKAGE_SCANNING) { 7386 Log.d(TAG, "Scanning app dir " + dir + " scanFlags=" + scanFlags 7387 + " flags=0x" + Integer.toHexString(parseFlags)); 7388 } 7389 ParallelPackageParser parallelPackageParser = new ParallelPackageParser( 7390 mSeparateProcesses, mOnlyCore, mMetrics, mCacheDir); 7391 7392 // Submit files for parsing in parallel 7393 int fileCount = 0; 7394 for (File file : files) { 7395 final boolean isPackage = (isApkFile(file) || file.isDirectory()) 7396 && !PackageInstallerService.isStageName(file.getName()); 7397 if (!isPackage) { 7398 // Ignore entries which are not packages 7399 continue; 7400 } 7401 parallelPackageParser.submit(file, parseFlags); 7402 fileCount++; 7403 } 7404 7405 // Process results one by one 7406 for (; fileCount > 0; fileCount--) { 7407 ParallelPackageParser.ParseResult parseResult = parallelPackageParser.take(); 7408 Throwable throwable = parseResult.throwable; 7409 int errorCode = PackageManager.INSTALL_SUCCEEDED; 7410 7411 if (throwable == null) { 7412 // Static shared libraries have synthetic package names 7413 if (parseResult.pkg.applicationInfo.isStaticSharedLibrary()) { 7414 renameStaticSharedLibraryPackage(parseResult.pkg); 7415 } 7416 try { 7417 if (errorCode == PackageManager.INSTALL_SUCCEEDED) { 7418 scanPackageLI(parseResult.pkg, parseResult.scanFile, parseFlags, scanFlags, 7419 currentTime, null); 7420 } 7421 } catch (PackageManagerException e) { 7422 errorCode = e.error; 7423 Slog.w(TAG, "Failed to scan " + parseResult.scanFile + ": " + e.getMessage()); 7424 } 7425 } else if (throwable instanceof PackageParser.PackageParserException) { 7426 PackageParser.PackageParserException e = (PackageParser.PackageParserException) 7427 throwable; 7428 errorCode = e.error; 7429 Slog.w(TAG, "Failed to parse " + parseResult.scanFile + ": " + e.getMessage()); 7430 } else { 7431 throw new IllegalStateException("Unexpected exception occurred while parsing " 7432 + parseResult.scanFile, throwable); 7433 } 7434 7435 // Delete invalid userdata apps 7436 if ((parseFlags & PackageParser.PARSE_IS_SYSTEM) == 0 && 7437 errorCode == PackageManager.INSTALL_FAILED_INVALID_APK) { 7438 logCriticalInfo(Log.WARN, 7439 "Deleting invalid package at " + parseResult.scanFile); 7440 removeCodePathLI(parseResult.scanFile); 7441 } 7442 } 7443 parallelPackageParser.close(); 7444 } 7445 7446 private static File getSettingsProblemFile() { 7447 File dataDir = Environment.getDataDirectory(); 7448 File systemDir = new File(dataDir, "system"); 7449 File fname = new File(systemDir, "uiderrors.txt"); 7450 return fname; 7451 } 7452 7453 static void reportSettingsProblem(int priority, String msg) { 7454 logCriticalInfo(priority, msg); 7455 } 7456 7457 static void logCriticalInfo(int priority, String msg) { 7458 Slog.println(priority, TAG, msg); 7459 EventLogTags.writePmCriticalInfo(msg); 7460 try { 7461 File fname = getSettingsProblemFile(); 7462 FileOutputStream out = new FileOutputStream(fname, true); 7463 PrintWriter pw = new FastPrintWriter(out); 7464 SimpleDateFormat formatter = new SimpleDateFormat(); 7465 String dateString = formatter.format(new Date(System.currentTimeMillis())); 7466 pw.println(dateString + ": " + msg); 7467 pw.close(); 7468 FileUtils.setPermissions( 7469 fname.toString(), 7470 FileUtils.S_IRWXU|FileUtils.S_IRWXG|FileUtils.S_IROTH, 7471 -1, -1); 7472 } catch (java.io.IOException e) { 7473 } 7474 } 7475 7476 private long getLastModifiedTime(PackageParser.Package pkg, File srcFile) { 7477 if (srcFile.isDirectory()) { 7478 final File baseFile = new File(pkg.baseCodePath); 7479 long maxModifiedTime = baseFile.lastModified(); 7480 if (pkg.splitCodePaths != null) { 7481 for (int i = pkg.splitCodePaths.length - 1; i >=0; --i) { 7482 final File splitFile = new File(pkg.splitCodePaths[i]); 7483 maxModifiedTime = Math.max(maxModifiedTime, splitFile.lastModified()); 7484 } 7485 } 7486 return maxModifiedTime; 7487 } 7488 return srcFile.lastModified(); 7489 } 7490 7491 private void collectCertificatesLI(PackageSetting ps, PackageParser.Package pkg, File srcFile, 7492 final int policyFlags) throws PackageManagerException { 7493 // When upgrading from pre-N MR1, verify the package time stamp using the package 7494 // directory and not the APK file. 7495 final long lastModifiedTime = mIsPreNMR1Upgrade 7496 ? new File(pkg.codePath).lastModified() : getLastModifiedTime(pkg, srcFile); 7497 if (ps != null 7498 && ps.codePath.equals(srcFile) 7499 && ps.timeStamp == lastModifiedTime 7500 && !isCompatSignatureUpdateNeeded(pkg) 7501 && !isRecoverSignatureUpdateNeeded(pkg)) { 7502 long mSigningKeySetId = ps.keySetData.getProperSigningKeySet(); 7503 KeySetManagerService ksms = mSettings.mKeySetManagerService; 7504 ArraySet<PublicKey> signingKs; 7505 synchronized (mPackages) { 7506 signingKs = ksms.getPublicKeysFromKeySetLPr(mSigningKeySetId); 7507 } 7508 if (ps.signatures.mSignatures != null 7509 && ps.signatures.mSignatures.length != 0 7510 && signingKs != null) { 7511 // Optimization: reuse the existing cached certificates 7512 // if the package appears to be unchanged. 7513 pkg.mSignatures = ps.signatures.mSignatures; 7514 pkg.mSigningKeys = signingKs; 7515 return; 7516 } 7517 7518 Slog.w(TAG, "PackageSetting for " + ps.name 7519 + " is missing signatures. Collecting certs again to recover them."); 7520 } else { 7521 Slog.i(TAG, srcFile.toString() + " changed; collecting certs"); 7522 } 7523 7524 try { 7525 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "collectCertificates"); 7526 PackageParser.collectCertificates(pkg, policyFlags); 7527 } catch (PackageParserException e) { 7528 throw PackageManagerException.from(e); 7529 } finally { 7530 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 7531 } 7532 } 7533 7534 /** 7535 * Traces a package scan. 7536 * @see #scanPackageLI(File, int, int, long, UserHandle) 7537 */ 7538 private PackageParser.Package scanPackageTracedLI(File scanFile, final int parseFlags, 7539 int scanFlags, long currentTime, UserHandle user) throws PackageManagerException { 7540 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "scanPackage [" + scanFile.toString() + "]"); 7541 try { 7542 return scanPackageLI(scanFile, parseFlags, scanFlags, currentTime, user); 7543 } finally { 7544 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 7545 } 7546 } 7547 7548 /** 7549 * Scans a package and returns the newly parsed package. 7550 * Returns {@code null} in case of errors and the error code is stored in mLastScanError 7551 */ 7552 private PackageParser.Package scanPackageLI(File scanFile, int parseFlags, int scanFlags, 7553 long currentTime, UserHandle user) throws PackageManagerException { 7554 if (DEBUG_INSTALL) Slog.d(TAG, "Parsing: " + scanFile); 7555 PackageParser pp = new PackageParser(); 7556 pp.setSeparateProcesses(mSeparateProcesses); 7557 pp.setOnlyCoreApps(mOnlyCore); 7558 pp.setDisplayMetrics(mMetrics); 7559 7560 if ((scanFlags & SCAN_TRUSTED_OVERLAY) != 0) { 7561 parseFlags |= PackageParser.PARSE_TRUSTED_OVERLAY; 7562 } 7563 7564 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "parsePackage"); 7565 final PackageParser.Package pkg; 7566 try { 7567 pkg = pp.parsePackage(scanFile, parseFlags); 7568 } catch (PackageParserException e) { 7569 throw PackageManagerException.from(e); 7570 } finally { 7571 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 7572 } 7573 7574 // Static shared libraries have synthetic package names 7575 if (pkg.applicationInfo.isStaticSharedLibrary()) { 7576 renameStaticSharedLibraryPackage(pkg); 7577 } 7578 7579 return scanPackageLI(pkg, scanFile, parseFlags, scanFlags, currentTime, user); 7580 } 7581 7582 /** 7583 * Scans a package and returns the newly parsed package. 7584 * @throws PackageManagerException on a parse error. 7585 */ 7586 private PackageParser.Package scanPackageLI(PackageParser.Package pkg, File scanFile, 7587 final int policyFlags, int scanFlags, long currentTime, UserHandle user) 7588 throws PackageManagerException { 7589 // If the package has children and this is the first dive in the function 7590 // we scan the package with the SCAN_CHECK_ONLY flag set to see whether all 7591 // packages (parent and children) would be successfully scanned before the 7592 // actual scan since scanning mutates internal state and we want to atomically 7593 // install the package and its children. 7594 if ((scanFlags & SCAN_CHECK_ONLY) == 0) { 7595 if (pkg.childPackages != null && pkg.childPackages.size() > 0) { 7596 scanFlags |= SCAN_CHECK_ONLY; 7597 } 7598 } else { 7599 scanFlags &= ~SCAN_CHECK_ONLY; 7600 } 7601 7602 // Scan the parent 7603 PackageParser.Package scannedPkg = scanPackageInternalLI(pkg, scanFile, policyFlags, 7604 scanFlags, currentTime, user); 7605 7606 // Scan the children 7607 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 7608 for (int i = 0; i < childCount; i++) { 7609 PackageParser.Package childPackage = pkg.childPackages.get(i); 7610 scanPackageInternalLI(childPackage, scanFile, policyFlags, scanFlags, 7611 currentTime, user); 7612 } 7613 7614 7615 if ((scanFlags & SCAN_CHECK_ONLY) != 0) { 7616 return scanPackageLI(pkg, scanFile, policyFlags, scanFlags, currentTime, user); 7617 } 7618 7619 return scannedPkg; 7620 } 7621 7622 /** 7623 * Scans a package and returns the newly parsed package. 7624 * @throws PackageManagerException on a parse error. 7625 */ 7626 private PackageParser.Package scanPackageInternalLI(PackageParser.Package pkg, File scanFile, 7627 int policyFlags, int scanFlags, long currentTime, UserHandle user) 7628 throws PackageManagerException { 7629 PackageSetting ps = null; 7630 PackageSetting updatedPkg; 7631 // reader 7632 synchronized (mPackages) { 7633 // Look to see if we already know about this package. 7634 String oldName = mSettings.getRenamedPackageLPr(pkg.packageName); 7635 if (pkg.mOriginalPackages != null && pkg.mOriginalPackages.contains(oldName)) { 7636 // This package has been renamed to its original name. Let's 7637 // use that. 7638 ps = mSettings.getPackageLPr(oldName); 7639 } 7640 // If there was no original package, see one for the real package name. 7641 if (ps == null) { 7642 ps = mSettings.getPackageLPr(pkg.packageName); 7643 } 7644 // Check to see if this package could be hiding/updating a system 7645 // package. Must look for it either under the original or real 7646 // package name depending on our state. 7647 updatedPkg = mSettings.getDisabledSystemPkgLPr(ps != null ? ps.name : pkg.packageName); 7648 if (DEBUG_INSTALL && updatedPkg != null) Slog.d(TAG, "updatedPkg = " + updatedPkg); 7649 7650 // If this is a package we don't know about on the system partition, we 7651 // may need to remove disabled child packages on the system partition 7652 // or may need to not add child packages if the parent apk is updated 7653 // on the data partition and no longer defines this child package. 7654 if ((policyFlags & PackageParser.PARSE_IS_SYSTEM) != 0) { 7655 // If this is a parent package for an updated system app and this system 7656 // app got an OTA update which no longer defines some of the child packages 7657 // we have to prune them from the disabled system packages. 7658 PackageSetting disabledPs = mSettings.getDisabledSystemPkgLPr(pkg.packageName); 7659 if (disabledPs != null) { 7660 final int scannedChildCount = (pkg.childPackages != null) 7661 ? pkg.childPackages.size() : 0; 7662 final int disabledChildCount = disabledPs.childPackageNames != null 7663 ? disabledPs.childPackageNames.size() : 0; 7664 for (int i = 0; i < disabledChildCount; i++) { 7665 String disabledChildPackageName = disabledPs.childPackageNames.get(i); 7666 boolean disabledPackageAvailable = false; 7667 for (int j = 0; j < scannedChildCount; j++) { 7668 PackageParser.Package childPkg = pkg.childPackages.get(j); 7669 if (childPkg.packageName.equals(disabledChildPackageName)) { 7670 disabledPackageAvailable = true; 7671 break; 7672 } 7673 } 7674 if (!disabledPackageAvailable) { 7675 mSettings.removeDisabledSystemPackageLPw(disabledChildPackageName); 7676 } 7677 } 7678 } 7679 } 7680 } 7681 7682 boolean updatedPkgBetter = false; 7683 // First check if this is a system package that may involve an update 7684 if (updatedPkg != null && (policyFlags & PackageParser.PARSE_IS_SYSTEM) != 0) { 7685 // If new package is not located in "/system/priv-app" (e.g. due to an OTA), 7686 // it needs to drop FLAG_PRIVILEGED. 7687 if (locationIsPrivileged(scanFile)) { 7688 updatedPkg.pkgPrivateFlags |= ApplicationInfo.PRIVATE_FLAG_PRIVILEGED; 7689 } else { 7690 updatedPkg.pkgPrivateFlags &= ~ApplicationInfo.PRIVATE_FLAG_PRIVILEGED; 7691 } 7692 7693 if (ps != null && !ps.codePath.equals(scanFile)) { 7694 // The path has changed from what was last scanned... check the 7695 // version of the new path against what we have stored to determine 7696 // what to do. 7697 if (DEBUG_INSTALL) Slog.d(TAG, "Path changing from " + ps.codePath); 7698 if (pkg.mVersionCode <= ps.versionCode) { 7699 // The system package has been updated and the code path does not match 7700 // Ignore entry. Skip it. 7701 if (DEBUG_INSTALL) Slog.i(TAG, "Package " + ps.name + " at " + scanFile 7702 + " ignored: updated version " + ps.versionCode 7703 + " better than this " + pkg.mVersionCode); 7704 if (!updatedPkg.codePath.equals(scanFile)) { 7705 Slog.w(PackageManagerService.TAG, "Code path for hidden system pkg " 7706 + ps.name + " changing from " + updatedPkg.codePathString 7707 + " to " + scanFile); 7708 updatedPkg.codePath = scanFile; 7709 updatedPkg.codePathString = scanFile.toString(); 7710 updatedPkg.resourcePath = scanFile; 7711 updatedPkg.resourcePathString = scanFile.toString(); 7712 } 7713 updatedPkg.pkg = pkg; 7714 updatedPkg.versionCode = pkg.mVersionCode; 7715 7716 // Update the disabled system child packages to point to the package too. 7717 final int childCount = updatedPkg.childPackageNames != null 7718 ? updatedPkg.childPackageNames.size() : 0; 7719 for (int i = 0; i < childCount; i++) { 7720 String childPackageName = updatedPkg.childPackageNames.get(i); 7721 PackageSetting updatedChildPkg = mSettings.getDisabledSystemPkgLPr( 7722 childPackageName); 7723 if (updatedChildPkg != null) { 7724 updatedChildPkg.pkg = pkg; 7725 updatedChildPkg.versionCode = pkg.mVersionCode; 7726 } 7727 } 7728 7729 throw new PackageManagerException(Log.WARN, "Package " + ps.name + " at " 7730 + scanFile + " ignored: updated version " + ps.versionCode 7731 + " better than this " + pkg.mVersionCode); 7732 } else { 7733 // The current app on the system partition is better than 7734 // what we have updated to on the data partition; switch 7735 // back to the system partition version. 7736 // At this point, its safely assumed that package installation for 7737 // apps in system partition will go through. If not there won't be a working 7738 // version of the app 7739 // writer 7740 synchronized (mPackages) { 7741 // Just remove the loaded entries from package lists. 7742 mPackages.remove(ps.name); 7743 } 7744 7745 logCriticalInfo(Log.WARN, "Package " + ps.name + " at " + scanFile 7746 + " reverting from " + ps.codePathString 7747 + ": new version " + pkg.mVersionCode 7748 + " better than installed " + ps.versionCode); 7749 7750 InstallArgs args = createInstallArgsForExisting(packageFlagsToInstallFlags(ps), 7751 ps.codePathString, ps.resourcePathString, getAppDexInstructionSets(ps)); 7752 synchronized (mInstallLock) { 7753 args.cleanUpResourcesLI(); 7754 } 7755 synchronized (mPackages) { 7756 mSettings.enableSystemPackageLPw(ps.name); 7757 } 7758 updatedPkgBetter = true; 7759 } 7760 } 7761 } 7762 7763 if (updatedPkg != null) { 7764 // An updated system app will not have the PARSE_IS_SYSTEM flag set 7765 // initially 7766 policyFlags |= PackageParser.PARSE_IS_SYSTEM; 7767 7768 // An updated privileged app will not have the PARSE_IS_PRIVILEGED 7769 // flag set initially 7770 if ((updatedPkg.pkgPrivateFlags & ApplicationInfo.PRIVATE_FLAG_PRIVILEGED) != 0) { 7771 policyFlags |= PackageParser.PARSE_IS_PRIVILEGED; 7772 } 7773 } 7774 7775 // Verify certificates against what was last scanned 7776 collectCertificatesLI(ps, pkg, scanFile, policyFlags); 7777 7778 /* 7779 * A new system app appeared, but we already had a non-system one of the 7780 * same name installed earlier. 7781 */ 7782 boolean shouldHideSystemApp = false; 7783 if (updatedPkg == null && ps != null 7784 && (policyFlags & PackageParser.PARSE_IS_SYSTEM_DIR) != 0 && !isSystemApp(ps)) { 7785 /* 7786 * Check to make sure the signatures match first. If they don't, 7787 * wipe the installed application and its data. 7788 */ 7789 if (compareSignatures(ps.signatures.mSignatures, pkg.mSignatures) 7790 != PackageManager.SIGNATURE_MATCH) { 7791 logCriticalInfo(Log.WARN, "Package " + ps.name + " appeared on system, but" 7792 + " signatures don't match existing userdata copy; removing"); 7793 try (PackageFreezer freezer = freezePackage(pkg.packageName, 7794 "scanPackageInternalLI")) { 7795 deletePackageLIF(pkg.packageName, null, true, null, 0, null, false, null); 7796 } 7797 ps = null; 7798 } else { 7799 /* 7800 * If the newly-added system app is an older version than the 7801 * already installed version, hide it. It will be scanned later 7802 * and re-added like an update. 7803 */ 7804 if (pkg.mVersionCode <= ps.versionCode) { 7805 shouldHideSystemApp = true; 7806 logCriticalInfo(Log.INFO, "Package " + ps.name + " appeared at " + scanFile 7807 + " but new version " + pkg.mVersionCode + " better than installed " 7808 + ps.versionCode + "; hiding system"); 7809 } else { 7810 /* 7811 * The newly found system app is a newer version that the 7812 * one previously installed. Simply remove the 7813 * already-installed application and replace it with our own 7814 * while keeping the application data. 7815 */ 7816 logCriticalInfo(Log.WARN, "Package " + ps.name + " at " + scanFile 7817 + " reverting from " + ps.codePathString + ": new version " 7818 + pkg.mVersionCode + " better than installed " + ps.versionCode); 7819 InstallArgs args = createInstallArgsForExisting(packageFlagsToInstallFlags(ps), 7820 ps.codePathString, ps.resourcePathString, getAppDexInstructionSets(ps)); 7821 synchronized (mInstallLock) { 7822 args.cleanUpResourcesLI(); 7823 } 7824 } 7825 } 7826 } 7827 7828 // The apk is forward locked (not public) if its code and resources 7829 // are kept in different files. (except for app in either system or 7830 // vendor path). 7831 // TODO grab this value from PackageSettings 7832 if ((policyFlags & PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 7833 if (ps != null && !ps.codePath.equals(ps.resourcePath)) { 7834 policyFlags |= PackageParser.PARSE_FORWARD_LOCK; 7835 } 7836 } 7837 7838 // TODO: extend to support forward-locked splits 7839 String resourcePath = null; 7840 String baseResourcePath = null; 7841 if ((policyFlags & PackageParser.PARSE_FORWARD_LOCK) != 0 && !updatedPkgBetter) { 7842 if (ps != null && ps.resourcePathString != null) { 7843 resourcePath = ps.resourcePathString; 7844 baseResourcePath = ps.resourcePathString; 7845 } else { 7846 // Should not happen at all. Just log an error. 7847 Slog.e(TAG, "Resource path not set for package " + pkg.packageName); 7848 } 7849 } else { 7850 resourcePath = pkg.codePath; 7851 baseResourcePath = pkg.baseCodePath; 7852 } 7853 7854 // Set application objects path explicitly. 7855 pkg.setApplicationVolumeUuid(pkg.volumeUuid); 7856 pkg.setApplicationInfoCodePath(pkg.codePath); 7857 pkg.setApplicationInfoBaseCodePath(pkg.baseCodePath); 7858 pkg.setApplicationInfoSplitCodePaths(pkg.splitCodePaths); 7859 pkg.setApplicationInfoResourcePath(resourcePath); 7860 pkg.setApplicationInfoBaseResourcePath(baseResourcePath); 7861 pkg.setApplicationInfoSplitResourcePaths(pkg.splitCodePaths); 7862 7863 // Note that we invoke the following method only if we are about to unpack an application 7864 PackageParser.Package scannedPkg = scanPackageLI(pkg, policyFlags, scanFlags 7865 | SCAN_UPDATE_SIGNATURE, currentTime, user); 7866 7867 /* 7868 * If the system app should be overridden by a previously installed 7869 * data, hide the system app now and let the /data/app scan pick it up 7870 * again. 7871 */ 7872 if (shouldHideSystemApp) { 7873 synchronized (mPackages) { 7874 mSettings.disableSystemPackageLPw(pkg.packageName, true); 7875 } 7876 } 7877 7878 return scannedPkg; 7879 } 7880 7881 private void renameStaticSharedLibraryPackage(PackageParser.Package pkg) { 7882 // Derive the new package synthetic package name 7883 pkg.setPackageName(pkg.packageName + STATIC_SHARED_LIB_DELIMITER 7884 + pkg.staticSharedLibVersion); 7885 } 7886 7887 private static String fixProcessName(String defProcessName, 7888 String processName) { 7889 if (processName == null) { 7890 return defProcessName; 7891 } 7892 return processName; 7893 } 7894 7895 private void verifySignaturesLP(PackageSetting pkgSetting, PackageParser.Package pkg) 7896 throws PackageManagerException { 7897 if (pkgSetting.signatures.mSignatures != null) { 7898 // Already existing package. Make sure signatures match 7899 boolean match = compareSignatures(pkgSetting.signatures.mSignatures, pkg.mSignatures) 7900 == PackageManager.SIGNATURE_MATCH; 7901 if (!match) { 7902 match = compareSignaturesCompat(pkgSetting.signatures, pkg) 7903 == PackageManager.SIGNATURE_MATCH; 7904 } 7905 if (!match) { 7906 match = compareSignaturesRecover(pkgSetting.signatures, pkg) 7907 == PackageManager.SIGNATURE_MATCH; 7908 } 7909 if (!match) { 7910 throw new PackageManagerException(INSTALL_FAILED_UPDATE_INCOMPATIBLE, "Package " 7911 + pkg.packageName + " signatures do not match the " 7912 + "previously installed version; ignoring!"); 7913 } 7914 } 7915 7916 // Check for shared user signatures 7917 if (pkgSetting.sharedUser != null && pkgSetting.sharedUser.signatures.mSignatures != null) { 7918 // Already existing package. Make sure signatures match 7919 boolean match = compareSignatures(pkgSetting.sharedUser.signatures.mSignatures, 7920 pkg.mSignatures) == PackageManager.SIGNATURE_MATCH; 7921 if (!match) { 7922 match = compareSignaturesCompat(pkgSetting.sharedUser.signatures, pkg) 7923 == PackageManager.SIGNATURE_MATCH; 7924 } 7925 if (!match) { 7926 match = compareSignaturesRecover(pkgSetting.sharedUser.signatures, pkg) 7927 == PackageManager.SIGNATURE_MATCH; 7928 } 7929 if (!match) { 7930 throw new PackageManagerException(INSTALL_FAILED_SHARED_USER_INCOMPATIBLE, 7931 "Package " + pkg.packageName 7932 + " has no signatures that match those in shared user " 7933 + pkgSetting.sharedUser.name + "; ignoring!"); 7934 } 7935 } 7936 } 7937 7938 /** 7939 * Enforces that only the system UID or root's UID can call a method exposed 7940 * via Binder. 7941 * 7942 * @param message used as message if SecurityException is thrown 7943 * @throws SecurityException if the caller is not system or root 7944 */ 7945 private static final void enforceSystemOrRoot(String message) { 7946 final int uid = Binder.getCallingUid(); 7947 if (uid != Process.SYSTEM_UID && uid != 0) { 7948 throw new SecurityException(message); 7949 } 7950 } 7951 7952 @Override 7953 public void performFstrimIfNeeded() { 7954 enforceSystemOrRoot("Only the system can request fstrim"); 7955 7956 // Before everything else, see whether we need to fstrim. 7957 try { 7958 IStorageManager sm = PackageHelper.getStorageManager(); 7959 if (sm != null) { 7960 boolean doTrim = false; 7961 final long interval = android.provider.Settings.Global.getLong( 7962 mContext.getContentResolver(), 7963 android.provider.Settings.Global.FSTRIM_MANDATORY_INTERVAL, 7964 DEFAULT_MANDATORY_FSTRIM_INTERVAL); 7965 if (interval > 0) { 7966 final long timeSinceLast = System.currentTimeMillis() - sm.lastMaintenance(); 7967 if (timeSinceLast > interval) { 7968 doTrim = true; 7969 Slog.w(TAG, "No disk maintenance in " + timeSinceLast 7970 + "; running immediately"); 7971 } 7972 } 7973 if (doTrim) { 7974 final boolean dexOptDialogShown; 7975 synchronized (mPackages) { 7976 dexOptDialogShown = mDexOptDialogShown; 7977 } 7978 if (!isFirstBoot() && dexOptDialogShown) { 7979 try { 7980 ActivityManager.getService().showBootMessage( 7981 mContext.getResources().getString( 7982 R.string.android_upgrading_fstrim), true); 7983 } catch (RemoteException e) { 7984 } 7985 } 7986 sm.runMaintenance(); 7987 } 7988 } else { 7989 Slog.e(TAG, "storageManager service unavailable!"); 7990 } 7991 } catch (RemoteException e) { 7992 // Can't happen; StorageManagerService is local 7993 } 7994 } 7995 7996 @Override 7997 public void updatePackagesIfNeeded() { 7998 enforceSystemOrRoot("Only the system can request package update"); 7999 8000 // We need to re-extract after an OTA. 8001 boolean causeUpgrade = isUpgrade(); 8002 8003 // First boot or factory reset. 8004 // Note: we also handle devices that are upgrading to N right now as if it is their 8005 // first boot, as they do not have profile data. 8006 boolean causeFirstBoot = isFirstBoot() || mIsPreNUpgrade; 8007 8008 // We need to re-extract after a pruned cache, as AoT-ed files will be out of date. 8009 boolean causePrunedCache = VMRuntime.didPruneDalvikCache(); 8010 8011 if (!causeUpgrade && !causeFirstBoot && !causePrunedCache) { 8012 return; 8013 } 8014 8015 List<PackageParser.Package> pkgs; 8016 synchronized (mPackages) { 8017 pkgs = PackageManagerServiceUtils.getPackagesForDexopt(mPackages.values(), this); 8018 } 8019 8020 final long startTime = System.nanoTime(); 8021 final int[] stats = performDexOptUpgrade(pkgs, mIsPreNUpgrade /* showDialog */, 8022 getCompilerFilterForReason(causeFirstBoot ? REASON_FIRST_BOOT : REASON_BOOT)); 8023 8024 final int elapsedTimeSeconds = 8025 (int) TimeUnit.NANOSECONDS.toSeconds(System.nanoTime() - startTime); 8026 8027 MetricsLogger.histogram(mContext, "opt_dialog_num_dexopted", stats[0]); 8028 MetricsLogger.histogram(mContext, "opt_dialog_num_skipped", stats[1]); 8029 MetricsLogger.histogram(mContext, "opt_dialog_num_failed", stats[2]); 8030 MetricsLogger.histogram(mContext, "opt_dialog_num_total", getOptimizablePackages().size()); 8031 MetricsLogger.histogram(mContext, "opt_dialog_time_s", elapsedTimeSeconds); 8032 } 8033 8034 /** 8035 * Performs dexopt on the set of packages in {@code packages} and returns an int array 8036 * containing statistics about the invocation. The array consists of three elements, 8037 * which are (in order) {@code numberOfPackagesOptimized}, {@code numberOfPackagesSkipped} 8038 * and {@code numberOfPackagesFailed}. 8039 */ 8040 private int[] performDexOptUpgrade(List<PackageParser.Package> pkgs, boolean showDialog, 8041 String compilerFilter) { 8042 8043 int numberOfPackagesVisited = 0; 8044 int numberOfPackagesOptimized = 0; 8045 int numberOfPackagesSkipped = 0; 8046 int numberOfPackagesFailed = 0; 8047 final int numberOfPackagesToDexopt = pkgs.size(); 8048 8049 for (PackageParser.Package pkg : pkgs) { 8050 numberOfPackagesVisited++; 8051 8052 if (!PackageDexOptimizer.canOptimizePackage(pkg)) { 8053 if (DEBUG_DEXOPT) { 8054 Log.i(TAG, "Skipping update of of non-optimizable app " + pkg.packageName); 8055 } 8056 numberOfPackagesSkipped++; 8057 continue; 8058 } 8059 8060 if (DEBUG_DEXOPT) { 8061 Log.i(TAG, "Updating app " + numberOfPackagesVisited + " of " + 8062 numberOfPackagesToDexopt + ": " + pkg.packageName); 8063 } 8064 8065 if (showDialog) { 8066 try { 8067 ActivityManager.getService().showBootMessage( 8068 mContext.getResources().getString(R.string.android_upgrading_apk, 8069 numberOfPackagesVisited, numberOfPackagesToDexopt), true); 8070 } catch (RemoteException e) { 8071 } 8072 synchronized (mPackages) { 8073 mDexOptDialogShown = true; 8074 } 8075 } 8076 8077 // If the OTA updates a system app which was previously preopted to a non-preopted state 8078 // the app might end up being verified at runtime. That's because by default the apps 8079 // are verify-profile but for preopted apps there's no profile. 8080 // Do a hacky check to ensure that if we have no profiles (a reasonable indication 8081 // that before the OTA the app was preopted) the app gets compiled with a non-profile 8082 // filter (by default interpret-only). 8083 // Note that at this stage unused apps are already filtered. 8084 if (isSystemApp(pkg) && 8085 DexFile.isProfileGuidedCompilerFilter(compilerFilter) && 8086 !Environment.getReferenceProfile(pkg.packageName).exists()) { 8087 compilerFilter = getNonProfileGuidedCompilerFilter(compilerFilter); 8088 } 8089 8090 // checkProfiles is false to avoid merging profiles during boot which 8091 // might interfere with background compilation (b/28612421). 8092 // Unfortunately this will also means that "pm.dexopt.boot=speed-profile" will 8093 // behave differently than "pm.dexopt.bg-dexopt=speed-profile" but that's a 8094 // trade-off worth doing to save boot time work. 8095 int dexOptStatus = performDexOptTraced(pkg.packageName, 8096 false /* checkProfiles */, 8097 compilerFilter, 8098 false /* force */); 8099 switch (dexOptStatus) { 8100 case PackageDexOptimizer.DEX_OPT_PERFORMED: 8101 numberOfPackagesOptimized++; 8102 break; 8103 case PackageDexOptimizer.DEX_OPT_SKIPPED: 8104 numberOfPackagesSkipped++; 8105 break; 8106 case PackageDexOptimizer.DEX_OPT_FAILED: 8107 numberOfPackagesFailed++; 8108 break; 8109 default: 8110 Log.e(TAG, "Unexpected dexopt return code " + dexOptStatus); 8111 break; 8112 } 8113 } 8114 8115 return new int[] { numberOfPackagesOptimized, numberOfPackagesSkipped, 8116 numberOfPackagesFailed }; 8117 } 8118 8119 @Override 8120 public void notifyPackageUse(String packageName, int reason) { 8121 synchronized (mPackages) { 8122 PackageParser.Package p = mPackages.get(packageName); 8123 if (p == null) { 8124 return; 8125 } 8126 p.mLastPackageUsageTimeInMills[reason] = System.currentTimeMillis(); 8127 } 8128 } 8129 8130 @Override 8131 public void notifyDexLoad(String loadingPackageName, List<String> dexPaths, String loaderIsa) { 8132 int userId = UserHandle.getCallingUserId(); 8133 ApplicationInfo ai = getApplicationInfo(loadingPackageName, /*flags*/ 0, userId); 8134 if (ai == null) { 8135 Slog.w(TAG, "Loading a package that does not exist for the calling user. package=" 8136 + loadingPackageName + ", user=" + userId); 8137 return; 8138 } 8139 mDexManager.notifyDexLoad(ai, dexPaths, loaderIsa, userId); 8140 } 8141 8142 // TODO: this is not used nor needed. Delete it. 8143 @Override 8144 public boolean performDexOptIfNeeded(String packageName) { 8145 int dexOptStatus = performDexOptTraced(packageName, 8146 false /* checkProfiles */, getFullCompilerFilter(), false /* force */); 8147 return dexOptStatus != PackageDexOptimizer.DEX_OPT_FAILED; 8148 } 8149 8150 @Override 8151 public boolean performDexOpt(String packageName, 8152 boolean checkProfiles, int compileReason, boolean force) { 8153 int dexOptStatus = performDexOptTraced(packageName, checkProfiles, 8154 getCompilerFilterForReason(compileReason), force); 8155 return dexOptStatus != PackageDexOptimizer.DEX_OPT_FAILED; 8156 } 8157 8158 @Override 8159 public boolean performDexOptMode(String packageName, 8160 boolean checkProfiles, String targetCompilerFilter, boolean force) { 8161 int dexOptStatus = performDexOptTraced(packageName, checkProfiles, 8162 targetCompilerFilter, force); 8163 return dexOptStatus != PackageDexOptimizer.DEX_OPT_FAILED; 8164 } 8165 8166 private int performDexOptTraced(String packageName, 8167 boolean checkProfiles, String targetCompilerFilter, boolean force) { 8168 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "dexopt"); 8169 try { 8170 return performDexOptInternal(packageName, checkProfiles, 8171 targetCompilerFilter, force); 8172 } finally { 8173 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 8174 } 8175 } 8176 8177 // Run dexopt on a given package. Returns true if dexopt did not fail, i.e. 8178 // if the package can now be considered up to date for the given filter. 8179 private int performDexOptInternal(String packageName, 8180 boolean checkProfiles, String targetCompilerFilter, boolean force) { 8181 PackageParser.Package p; 8182 synchronized (mPackages) { 8183 p = mPackages.get(packageName); 8184 if (p == null) { 8185 // Package could not be found. Report failure. 8186 return PackageDexOptimizer.DEX_OPT_FAILED; 8187 } 8188 mPackageUsage.maybeWriteAsync(mPackages); 8189 mCompilerStats.maybeWriteAsync(); 8190 } 8191 long callingId = Binder.clearCallingIdentity(); 8192 try { 8193 synchronized (mInstallLock) { 8194 return performDexOptInternalWithDependenciesLI(p, checkProfiles, 8195 targetCompilerFilter, force); 8196 } 8197 } finally { 8198 Binder.restoreCallingIdentity(callingId); 8199 } 8200 } 8201 8202 public ArraySet<String> getOptimizablePackages() { 8203 ArraySet<String> pkgs = new ArraySet<String>(); 8204 synchronized (mPackages) { 8205 for (PackageParser.Package p : mPackages.values()) { 8206 if (PackageDexOptimizer.canOptimizePackage(p)) { 8207 pkgs.add(p.packageName); 8208 } 8209 } 8210 } 8211 return pkgs; 8212 } 8213 8214 private int performDexOptInternalWithDependenciesLI(PackageParser.Package p, 8215 boolean checkProfiles, String targetCompilerFilter, 8216 boolean force) { 8217 // Select the dex optimizer based on the force parameter. 8218 // Note: The force option is rarely used (cmdline input for testing, mostly), so it's OK to 8219 // allocate an object here. 8220 PackageDexOptimizer pdo = force 8221 ? new PackageDexOptimizer.ForcedUpdatePackageDexOptimizer(mPackageDexOptimizer) 8222 : mPackageDexOptimizer; 8223 8224 // Optimize all dependencies first. Note: we ignore the return value and march on 8225 // on errors. 8226 Collection<PackageParser.Package> deps = findSharedNonSystemLibraries(p); 8227 final String[] instructionSets = getAppDexInstructionSets(p.applicationInfo); 8228 if (!deps.isEmpty()) { 8229 for (PackageParser.Package depPackage : deps) { 8230 // TODO: Analyze and investigate if we (should) profile libraries. 8231 // Currently this will do a full compilation of the library by default. 8232 pdo.performDexOpt(depPackage, null /* sharedLibraries */, instructionSets, 8233 false /* checkProfiles */, 8234 getCompilerFilterForReason(REASON_NON_SYSTEM_LIBRARY), 8235 getOrCreateCompilerPackageStats(depPackage)); 8236 } 8237 } 8238 return pdo.performDexOpt(p, p.usesLibraryFiles, instructionSets, checkProfiles, 8239 targetCompilerFilter, getOrCreateCompilerPackageStats(p)); 8240 } 8241 8242 // Performs dexopt on the used secondary dex files belonging to the given package. 8243 // Returns true if all dex files were process successfully (which could mean either dexopt or 8244 // skip). Returns false if any of the files caused errors. 8245 @Override 8246 public boolean performDexOptSecondary(String packageName, String compilerFilter, 8247 boolean force) { 8248 return mDexManager.dexoptSecondaryDex(packageName, compilerFilter, force); 8249 } 8250 8251 /** 8252 * Reconcile the information we have about the secondary dex files belonging to 8253 * {@code packagName} and the actual dex files. For all dex files that were 8254 * deleted, update the internal records and delete the generated oat files. 8255 */ 8256 @Override 8257 public void reconcileSecondaryDexFiles(String packageName) { 8258 mDexManager.reconcileSecondaryDexFiles(packageName); 8259 } 8260 8261 // TODO(calin): this is only needed for BackgroundDexOptService. Find a cleaner way to inject 8262 // a reference there. 8263 /*package*/ DexManager getDexManager() { 8264 return mDexManager; 8265 } 8266 8267 /** 8268 * Execute the background dexopt job immediately. 8269 */ 8270 @Override 8271 public boolean runBackgroundDexoptJob() { 8272 return BackgroundDexOptService.runIdleOptimizationsNow(this, mContext); 8273 } 8274 8275 List<PackageParser.Package> findSharedNonSystemLibraries(PackageParser.Package p) { 8276 if (p.usesLibraries != null || p.usesOptionalLibraries != null 8277 || p.usesStaticLibraries != null) { 8278 ArrayList<PackageParser.Package> retValue = new ArrayList<>(); 8279 Set<String> collectedNames = new HashSet<>(); 8280 findSharedNonSystemLibrariesRecursive(p, retValue, collectedNames); 8281 8282 retValue.remove(p); 8283 8284 return retValue; 8285 } else { 8286 return Collections.emptyList(); 8287 } 8288 } 8289 8290 private void findSharedNonSystemLibrariesRecursive(PackageParser.Package p, 8291 ArrayList<PackageParser.Package> collected, Set<String> collectedNames) { 8292 if (!collectedNames.contains(p.packageName)) { 8293 collectedNames.add(p.packageName); 8294 collected.add(p); 8295 8296 if (p.usesLibraries != null) { 8297 findSharedNonSystemLibrariesRecursive(p.usesLibraries, 8298 null, collected, collectedNames); 8299 } 8300 if (p.usesOptionalLibraries != null) { 8301 findSharedNonSystemLibrariesRecursive(p.usesOptionalLibraries, 8302 null, collected, collectedNames); 8303 } 8304 if (p.usesStaticLibraries != null) { 8305 findSharedNonSystemLibrariesRecursive(p.usesStaticLibraries, 8306 p.usesStaticLibrariesVersions, collected, collectedNames); 8307 } 8308 } 8309 } 8310 8311 private void findSharedNonSystemLibrariesRecursive(ArrayList<String> libs, int[] versions, 8312 ArrayList<PackageParser.Package> collected, Set<String> collectedNames) { 8313 final int libNameCount = libs.size(); 8314 for (int i = 0; i < libNameCount; i++) { 8315 String libName = libs.get(i); 8316 int version = (versions != null && versions.length == libNameCount) 8317 ? versions[i] : PackageManager.VERSION_CODE_HIGHEST; 8318 PackageParser.Package libPkg = findSharedNonSystemLibrary(libName, version); 8319 if (libPkg != null) { 8320 findSharedNonSystemLibrariesRecursive(libPkg, collected, collectedNames); 8321 } 8322 } 8323 } 8324 8325 private PackageParser.Package findSharedNonSystemLibrary(String name, int version) { 8326 synchronized (mPackages) { 8327 SharedLibraryEntry libEntry = getSharedLibraryEntryLPr(name, version); 8328 if (libEntry != null) { 8329 return mPackages.get(libEntry.apk); 8330 } 8331 return null; 8332 } 8333 } 8334 8335 private SharedLibraryEntry getSharedLibraryEntryLPr(String name, int version) { 8336 SparseArray<SharedLibraryEntry> versionedLib = mSharedLibraries.get(name); 8337 if (versionedLib == null) { 8338 return null; 8339 } 8340 return versionedLib.get(version); 8341 } 8342 8343 private SharedLibraryEntry getLatestSharedLibraVersionLPr(PackageParser.Package pkg) { 8344 SparseArray<SharedLibraryEntry> versionedLib = mSharedLibraries.get( 8345 pkg.staticSharedLibName); 8346 if (versionedLib == null) { 8347 return null; 8348 } 8349 int previousLibVersion = -1; 8350 final int versionCount = versionedLib.size(); 8351 for (int i = 0; i < versionCount; i++) { 8352 final int libVersion = versionedLib.keyAt(i); 8353 if (libVersion < pkg.staticSharedLibVersion) { 8354 previousLibVersion = Math.max(previousLibVersion, libVersion); 8355 } 8356 } 8357 if (previousLibVersion >= 0) { 8358 return versionedLib.get(previousLibVersion); 8359 } 8360 return null; 8361 } 8362 8363 public void shutdown() { 8364 mPackageUsage.writeNow(mPackages); 8365 mCompilerStats.writeNow(); 8366 } 8367 8368 @Override 8369 public void dumpProfiles(String packageName) { 8370 PackageParser.Package pkg; 8371 synchronized (mPackages) { 8372 pkg = mPackages.get(packageName); 8373 if (pkg == null) { 8374 throw new IllegalArgumentException("Unknown package: " + packageName); 8375 } 8376 } 8377 /* Only the shell, root, or the app user should be able to dump profiles. */ 8378 int callingUid = Binder.getCallingUid(); 8379 if (callingUid != Process.SHELL_UID && 8380 callingUid != Process.ROOT_UID && 8381 callingUid != pkg.applicationInfo.uid) { 8382 throw new SecurityException("dumpProfiles"); 8383 } 8384 8385 synchronized (mInstallLock) { 8386 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "dump profiles"); 8387 final int sharedGid = UserHandle.getSharedAppGid(pkg.applicationInfo.uid); 8388 try { 8389 List<String> allCodePaths = pkg.getAllCodePathsExcludingResourceOnly(); 8390 String codePaths = TextUtils.join(";", allCodePaths); 8391 mInstaller.dumpProfiles(sharedGid, packageName, codePaths); 8392 } catch (InstallerException e) { 8393 Slog.w(TAG, "Failed to dump profiles", e); 8394 } 8395 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 8396 } 8397 } 8398 8399 @Override 8400 public void forceDexOpt(String packageName) { 8401 enforceSystemOrRoot("forceDexOpt"); 8402 8403 PackageParser.Package pkg; 8404 synchronized (mPackages) { 8405 pkg = mPackages.get(packageName); 8406 if (pkg == null) { 8407 throw new IllegalArgumentException("Unknown package: " + packageName); 8408 } 8409 } 8410 8411 synchronized (mInstallLock) { 8412 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "dexopt"); 8413 8414 // Whoever is calling forceDexOpt wants a fully compiled package. 8415 // Don't use profiles since that may cause compilation to be skipped. 8416 final int res = performDexOptInternalWithDependenciesLI(pkg, 8417 false /* checkProfiles */, getCompilerFilterForReason(REASON_FORCED_DEXOPT), 8418 true /* force */); 8419 8420 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 8421 if (res != PackageDexOptimizer.DEX_OPT_PERFORMED) { 8422 throw new IllegalStateException("Failed to dexopt: " + res); 8423 } 8424 } 8425 } 8426 8427 private boolean verifyPackageUpdateLPr(PackageSetting oldPkg, PackageParser.Package newPkg) { 8428 if ((oldPkg.pkgFlags&ApplicationInfo.FLAG_SYSTEM) == 0) { 8429 Slog.w(TAG, "Unable to update from " + oldPkg.name 8430 + " to " + newPkg.packageName 8431 + ": old package not in system partition"); 8432 return false; 8433 } else if (mPackages.get(oldPkg.name) != null) { 8434 Slog.w(TAG, "Unable to update from " + oldPkg.name 8435 + " to " + newPkg.packageName 8436 + ": old package still exists"); 8437 return false; 8438 } 8439 return true; 8440 } 8441 8442 void removeCodePathLI(File codePath) { 8443 if (codePath.isDirectory()) { 8444 try { 8445 mInstaller.rmPackageDir(codePath.getAbsolutePath()); 8446 } catch (InstallerException e) { 8447 Slog.w(TAG, "Failed to remove code path", e); 8448 } 8449 } else { 8450 codePath.delete(); 8451 } 8452 } 8453 8454 private int[] resolveUserIds(int userId) { 8455 return (userId == UserHandle.USER_ALL) ? sUserManager.getUserIds() : new int[] { userId }; 8456 } 8457 8458 private void clearAppDataLIF(PackageParser.Package pkg, int userId, int flags) { 8459 if (pkg == null) { 8460 Slog.wtf(TAG, "Package was null!", new Throwable()); 8461 return; 8462 } 8463 clearAppDataLeafLIF(pkg, userId, flags); 8464 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 8465 for (int i = 0; i < childCount; i++) { 8466 clearAppDataLeafLIF(pkg.childPackages.get(i), userId, flags); 8467 } 8468 } 8469 8470 private void clearAppDataLeafLIF(PackageParser.Package pkg, int userId, int flags) { 8471 final PackageSetting ps; 8472 synchronized (mPackages) { 8473 ps = mSettings.mPackages.get(pkg.packageName); 8474 } 8475 for (int realUserId : resolveUserIds(userId)) { 8476 final long ceDataInode = (ps != null) ? ps.getCeDataInode(realUserId) : 0; 8477 try { 8478 mInstaller.clearAppData(pkg.volumeUuid, pkg.packageName, realUserId, flags, 8479 ceDataInode); 8480 } catch (InstallerException e) { 8481 Slog.w(TAG, String.valueOf(e)); 8482 } 8483 } 8484 } 8485 8486 private void destroyAppDataLIF(PackageParser.Package pkg, int userId, int flags) { 8487 if (pkg == null) { 8488 Slog.wtf(TAG, "Package was null!", new Throwable()); 8489 return; 8490 } 8491 destroyAppDataLeafLIF(pkg, userId, flags); 8492 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 8493 for (int i = 0; i < childCount; i++) { 8494 destroyAppDataLeafLIF(pkg.childPackages.get(i), userId, flags); 8495 } 8496 } 8497 8498 private void destroyAppDataLeafLIF(PackageParser.Package pkg, int userId, int flags) { 8499 final PackageSetting ps; 8500 synchronized (mPackages) { 8501 ps = mSettings.mPackages.get(pkg.packageName); 8502 } 8503 for (int realUserId : resolveUserIds(userId)) { 8504 final long ceDataInode = (ps != null) ? ps.getCeDataInode(realUserId) : 0; 8505 try { 8506 mInstaller.destroyAppData(pkg.volumeUuid, pkg.packageName, realUserId, flags, 8507 ceDataInode); 8508 } catch (InstallerException e) { 8509 Slog.w(TAG, String.valueOf(e)); 8510 } 8511 } 8512 } 8513 8514 private void destroyAppProfilesLIF(PackageParser.Package pkg, int userId) { 8515 if (pkg == null) { 8516 Slog.wtf(TAG, "Package was null!", new Throwable()); 8517 return; 8518 } 8519 destroyAppProfilesLeafLIF(pkg); 8520 destroyAppReferenceProfileLeafLIF(pkg, userId, true /* removeBaseMarker */); 8521 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 8522 for (int i = 0; i < childCount; i++) { 8523 destroyAppProfilesLeafLIF(pkg.childPackages.get(i)); 8524 destroyAppReferenceProfileLeafLIF(pkg.childPackages.get(i), userId, 8525 true /* removeBaseMarker */); 8526 } 8527 } 8528 8529 private void destroyAppReferenceProfileLeafLIF(PackageParser.Package pkg, int userId, 8530 boolean removeBaseMarker) { 8531 if (pkg.isForwardLocked()) { 8532 return; 8533 } 8534 8535 for (String path : pkg.getAllCodePathsExcludingResourceOnly()) { 8536 try { 8537 path = PackageManagerServiceUtils.realpath(new File(path)); 8538 } catch (IOException e) { 8539 // TODO: Should we return early here ? 8540 Slog.w(TAG, "Failed to get canonical path", e); 8541 continue; 8542 } 8543 8544 final String useMarker = path.replace('/', '@'); 8545 for (int realUserId : resolveUserIds(userId)) { 8546 File profileDir = Environment.getDataProfilesDeForeignDexDirectory(realUserId); 8547 if (removeBaseMarker) { 8548 File foreignUseMark = new File(profileDir, useMarker); 8549 if (foreignUseMark.exists()) { 8550 if (!foreignUseMark.delete()) { 8551 Slog.w(TAG, "Unable to delete foreign user mark for package: " 8552 + pkg.packageName); 8553 } 8554 } 8555 } 8556 8557 File[] markers = profileDir.listFiles(); 8558 if (markers != null) { 8559 final String searchString = "@" + pkg.packageName + "@"; 8560 // We also delete all markers that contain the package name we're 8561 // uninstalling. These are associated with secondary dex-files belonging 8562 // to the package. Reconstructing the path of these dex files is messy 8563 // in general. 8564 for (File marker : markers) { 8565 if (marker.getName().indexOf(searchString) > 0) { 8566 if (!marker.delete()) { 8567 Slog.w(TAG, "Unable to delete foreign user mark for package: " 8568 + pkg.packageName); 8569 } 8570 } 8571 } 8572 } 8573 } 8574 } 8575 } 8576 8577 private void destroyAppProfilesLeafLIF(PackageParser.Package pkg) { 8578 try { 8579 mInstaller.destroyAppProfiles(pkg.packageName); 8580 } catch (InstallerException e) { 8581 Slog.w(TAG, String.valueOf(e)); 8582 } 8583 } 8584 8585 private void clearAppProfilesLIF(PackageParser.Package pkg, int userId) { 8586 if (pkg == null) { 8587 Slog.wtf(TAG, "Package was null!", new Throwable()); 8588 return; 8589 } 8590 clearAppProfilesLeafLIF(pkg); 8591 // We don't remove the base foreign use marker when clearing profiles because 8592 // we will rename it when the app is updated. Unlike the actual profile contents, 8593 // the foreign use marker is good across installs. 8594 destroyAppReferenceProfileLeafLIF(pkg, userId, false /* removeBaseMarker */); 8595 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 8596 for (int i = 0; i < childCount; i++) { 8597 clearAppProfilesLeafLIF(pkg.childPackages.get(i)); 8598 } 8599 } 8600 8601 private void clearAppProfilesLeafLIF(PackageParser.Package pkg) { 8602 try { 8603 mInstaller.clearAppProfiles(pkg.packageName); 8604 } catch (InstallerException e) { 8605 Slog.w(TAG, String.valueOf(e)); 8606 } 8607 } 8608 8609 private void setInstallAndUpdateTime(PackageParser.Package pkg, long firstInstallTime, 8610 long lastUpdateTime) { 8611 // Set parent install/update time 8612 PackageSetting ps = (PackageSetting) pkg.mExtras; 8613 if (ps != null) { 8614 ps.firstInstallTime = firstInstallTime; 8615 ps.lastUpdateTime = lastUpdateTime; 8616 } 8617 // Set children install/update time 8618 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 8619 for (int i = 0; i < childCount; i++) { 8620 PackageParser.Package childPkg = pkg.childPackages.get(i); 8621 ps = (PackageSetting) childPkg.mExtras; 8622 if (ps != null) { 8623 ps.firstInstallTime = firstInstallTime; 8624 ps.lastUpdateTime = lastUpdateTime; 8625 } 8626 } 8627 } 8628 8629 private void addSharedLibraryLPr(ArraySet<String> usesLibraryFiles, SharedLibraryEntry file, 8630 PackageParser.Package changingLib) { 8631 if (file.path != null) { 8632 usesLibraryFiles.add(file.path); 8633 return; 8634 } 8635 PackageParser.Package p = mPackages.get(file.apk); 8636 if (changingLib != null && changingLib.packageName.equals(file.apk)) { 8637 // If we are doing this while in the middle of updating a library apk, 8638 // then we need to make sure to use that new apk for determining the 8639 // dependencies here. (We haven't yet finished committing the new apk 8640 // to the package manager state.) 8641 if (p == null || p.packageName.equals(changingLib.packageName)) { 8642 p = changingLib; 8643 } 8644 } 8645 if (p != null) { 8646 usesLibraryFiles.addAll(p.getAllCodePaths()); 8647 } 8648 } 8649 8650 private void updateSharedLibrariesLPr(PackageParser.Package pkg, 8651 PackageParser.Package changingLib) throws PackageManagerException { 8652 if (pkg == null) { 8653 return; 8654 } 8655 ArraySet<String> usesLibraryFiles = null; 8656 if (pkg.usesLibraries != null) { 8657 usesLibraryFiles = addSharedLibrariesLPw(pkg.usesLibraries, 8658 null, null, pkg.packageName, changingLib, true, null); 8659 } 8660 if (pkg.usesStaticLibraries != null) { 8661 usesLibraryFiles = addSharedLibrariesLPw(pkg.usesStaticLibraries, 8662 pkg.usesStaticLibrariesVersions, pkg.usesStaticLibrariesCertDigests, 8663 pkg.packageName, changingLib, true, usesLibraryFiles); 8664 } 8665 if (pkg.usesOptionalLibraries != null) { 8666 usesLibraryFiles = addSharedLibrariesLPw(pkg.usesOptionalLibraries, 8667 null, null, pkg.packageName, changingLib, false, usesLibraryFiles); 8668 } 8669 if (!ArrayUtils.isEmpty(usesLibraryFiles)) { 8670 pkg.usesLibraryFiles = usesLibraryFiles.toArray(new String[usesLibraryFiles.size()]); 8671 } else { 8672 pkg.usesLibraryFiles = null; 8673 } 8674 } 8675 8676 private ArraySet<String> addSharedLibrariesLPw(@NonNull List<String> requestedLibraries, 8677 @Nullable int[] requiredVersions, @Nullable String[] requiredCertDigests, 8678 @NonNull String packageName, @Nullable PackageParser.Package changingLib, 8679 boolean required, @Nullable ArraySet<String> outUsedLibraries) 8680 throws PackageManagerException { 8681 final int libCount = requestedLibraries.size(); 8682 for (int i = 0; i < libCount; i++) { 8683 final String libName = requestedLibraries.get(i); 8684 final int libVersion = requiredVersions != null ? requiredVersions[i] 8685 : SharedLibraryInfo.VERSION_UNDEFINED; 8686 final SharedLibraryEntry libEntry = getSharedLibraryEntryLPr(libName, libVersion); 8687 if (libEntry == null) { 8688 if (required) { 8689 throw new PackageManagerException(INSTALL_FAILED_MISSING_SHARED_LIBRARY, 8690 "Package " + packageName + " requires unavailable shared library " 8691 + libName + "; failing!"); 8692 } else { 8693 Slog.w(TAG, "Package " + packageName 8694 + " desires unavailable shared library " 8695 + libName + "; ignoring!"); 8696 } 8697 } else { 8698 if (requiredVersions != null && requiredCertDigests != null) { 8699 if (libEntry.info.getVersion() != requiredVersions[i]) { 8700 throw new PackageManagerException(INSTALL_FAILED_MISSING_SHARED_LIBRARY, 8701 "Package " + packageName + " requires unavailable static shared" 8702 + " library " + libName + " version " 8703 + libEntry.info.getVersion() + "; failing!"); 8704 } 8705 8706 PackageParser.Package libPkg = mPackages.get(libEntry.apk); 8707 if (libPkg == null) { 8708 throw new PackageManagerException(INSTALL_FAILED_MISSING_SHARED_LIBRARY, 8709 "Package " + packageName + " requires unavailable static shared" 8710 + " library; failing!"); 8711 } 8712 8713 String expectedCertDigest = requiredCertDigests[i]; 8714 String libCertDigest = PackageUtils.computeCertSha256Digest( 8715 libPkg.mSignatures[0]); 8716 if (!libCertDigest.equalsIgnoreCase(expectedCertDigest)) { 8717 throw new PackageManagerException(INSTALL_FAILED_MISSING_SHARED_LIBRARY, 8718 "Package " + packageName + " requires differently signed" + 8719 " static shared library; failing!"); 8720 } 8721 } 8722 8723 if (outUsedLibraries == null) { 8724 outUsedLibraries = new ArraySet<>(); 8725 } 8726 addSharedLibraryLPr(outUsedLibraries, libEntry, changingLib); 8727 } 8728 } 8729 return outUsedLibraries; 8730 } 8731 8732 private static boolean hasString(List<String> list, List<String> which) { 8733 if (list == null) { 8734 return false; 8735 } 8736 for (int i=list.size()-1; i>=0; i--) { 8737 for (int j=which.size()-1; j>=0; j--) { 8738 if (which.get(j).equals(list.get(i))) { 8739 return true; 8740 } 8741 } 8742 } 8743 return false; 8744 } 8745 8746 private ArrayList<PackageParser.Package> updateAllSharedLibrariesLPw( 8747 PackageParser.Package changingPkg) { 8748 ArrayList<PackageParser.Package> res = null; 8749 for (PackageParser.Package pkg : mPackages.values()) { 8750 if (changingPkg != null 8751 && !hasString(pkg.usesLibraries, changingPkg.libraryNames) 8752 && !hasString(pkg.usesOptionalLibraries, changingPkg.libraryNames) 8753 && !ArrayUtils.contains(pkg.usesStaticLibraries, 8754 changingPkg.staticSharedLibName)) { 8755 return null; 8756 } 8757 if (res == null) { 8758 res = new ArrayList<>(); 8759 } 8760 res.add(pkg); 8761 try { 8762 updateSharedLibrariesLPr(pkg, changingPkg); 8763 } catch (PackageManagerException e) { 8764 // If a system app update or an app and a required lib missing we 8765 // delete the package and for updated system apps keep the data as 8766 // it is better for the user to reinstall than to be in an limbo 8767 // state. Also libs disappearing under an app should never happen 8768 // - just in case. 8769 if (!pkg.isSystemApp() || pkg.isUpdatedSystemApp()) { 8770 final int flags = pkg.isUpdatedSystemApp() 8771 ? PackageManager.DELETE_KEEP_DATA : 0; 8772 deletePackageLIF(pkg.packageName, null, true, sUserManager.getUserIds(), 8773 flags , null, true, null); 8774 } 8775 Slog.e(TAG, "updateAllSharedLibrariesLPw failed: " + e.getMessage()); 8776 } 8777 } 8778 return res; 8779 } 8780 8781 /** 8782 * Derive the value of the {@code cpuAbiOverride} based on the provided 8783 * value and an optional stored value from the package settings. 8784 */ 8785 private static String deriveAbiOverride(String abiOverride, PackageSetting settings) { 8786 String cpuAbiOverride = null; 8787 8788 if (NativeLibraryHelper.CLEAR_ABI_OVERRIDE.equals(abiOverride)) { 8789 cpuAbiOverride = null; 8790 } else if (abiOverride != null) { 8791 cpuAbiOverride = abiOverride; 8792 } else if (settings != null) { 8793 cpuAbiOverride = settings.cpuAbiOverrideString; 8794 } 8795 8796 return cpuAbiOverride; 8797 } 8798 8799 private PackageParser.Package scanPackageTracedLI(PackageParser.Package pkg, 8800 final int policyFlags, int scanFlags, long currentTime, UserHandle user) 8801 throws PackageManagerException { 8802 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "scanPackage"); 8803 // If the package has children and this is the first dive in the function 8804 // we recursively scan the package with the SCAN_CHECK_ONLY flag set to see 8805 // whether all packages (parent and children) would be successfully scanned 8806 // before the actual scan since scanning mutates internal state and we want 8807 // to atomically install the package and its children. 8808 if ((scanFlags & SCAN_CHECK_ONLY) == 0) { 8809 if (pkg.childPackages != null && pkg.childPackages.size() > 0) { 8810 scanFlags |= SCAN_CHECK_ONLY; 8811 } 8812 } else { 8813 scanFlags &= ~SCAN_CHECK_ONLY; 8814 } 8815 8816 final PackageParser.Package scannedPkg; 8817 try { 8818 // Scan the parent 8819 scannedPkg = scanPackageLI(pkg, policyFlags, scanFlags, currentTime, user); 8820 // Scan the children 8821 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 8822 for (int i = 0; i < childCount; i++) { 8823 PackageParser.Package childPkg = pkg.childPackages.get(i); 8824 scanPackageLI(childPkg, policyFlags, 8825 scanFlags, currentTime, user); 8826 } 8827 } finally { 8828 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 8829 } 8830 8831 if ((scanFlags & SCAN_CHECK_ONLY) != 0) { 8832 return scanPackageTracedLI(pkg, policyFlags, scanFlags, currentTime, user); 8833 } 8834 8835 return scannedPkg; 8836 } 8837 8838 private PackageParser.Package scanPackageLI(PackageParser.Package pkg, final int policyFlags, 8839 int scanFlags, long currentTime, UserHandle user) throws PackageManagerException { 8840 boolean success = false; 8841 try { 8842 final PackageParser.Package res = scanPackageDirtyLI(pkg, policyFlags, scanFlags, 8843 currentTime, user); 8844 success = true; 8845 return res; 8846 } finally { 8847 if (!success && (scanFlags & SCAN_DELETE_DATA_ON_FAILURES) != 0) { 8848 // DELETE_DATA_ON_FAILURES is only used by frozen paths 8849 destroyAppDataLIF(pkg, UserHandle.USER_ALL, 8850 StorageManager.FLAG_STORAGE_DE | StorageManager.FLAG_STORAGE_CE); 8851 destroyAppProfilesLIF(pkg, UserHandle.USER_ALL); 8852 } 8853 } 8854 } 8855 8856 /** 8857 * Returns {@code true} if the given file contains code. Otherwise {@code false}. 8858 */ 8859 private static boolean apkHasCode(String fileName) { 8860 StrictJarFile jarFile = null; 8861 try { 8862 jarFile = new StrictJarFile(fileName, 8863 false /*verify*/, false /*signatureSchemeRollbackProtectionsEnforced*/); 8864 return jarFile.findEntry("classes.dex") != null; 8865 } catch (IOException ignore) { 8866 } finally { 8867 try { 8868 if (jarFile != null) { 8869 jarFile.close(); 8870 } 8871 } catch (IOException ignore) {} 8872 } 8873 return false; 8874 } 8875 8876 /** 8877 * Enforces code policy for the package. This ensures that if an APK has 8878 * declared hasCode="true" in its manifest that the APK actually contains 8879 * code. 8880 * 8881 * @throws PackageManagerException If bytecode could not be found when it should exist 8882 */ 8883 private static void assertCodePolicy(PackageParser.Package pkg) 8884 throws PackageManagerException { 8885 final boolean shouldHaveCode = 8886 (pkg.applicationInfo.flags & ApplicationInfo.FLAG_HAS_CODE) != 0; 8887 if (shouldHaveCode && !apkHasCode(pkg.baseCodePath)) { 8888 throw new PackageManagerException(INSTALL_FAILED_INVALID_APK, 8889 "Package " + pkg.baseCodePath + " code is missing"); 8890 } 8891 8892 if (!ArrayUtils.isEmpty(pkg.splitCodePaths)) { 8893 for (int i = 0; i < pkg.splitCodePaths.length; i++) { 8894 final boolean splitShouldHaveCode = 8895 (pkg.splitFlags[i] & ApplicationInfo.FLAG_HAS_CODE) != 0; 8896 if (splitShouldHaveCode && !apkHasCode(pkg.splitCodePaths[i])) { 8897 throw new PackageManagerException(INSTALL_FAILED_INVALID_APK, 8898 "Package " + pkg.splitCodePaths[i] + " code is missing"); 8899 } 8900 } 8901 } 8902 } 8903 8904 private PackageParser.Package scanPackageDirtyLI(PackageParser.Package pkg, 8905 final int policyFlags, final int scanFlags, long currentTime, UserHandle user) 8906 throws PackageManagerException { 8907 if (DEBUG_PACKAGE_SCANNING) { 8908 if ((policyFlags & PackageParser.PARSE_CHATTY) != 0) 8909 Log.d(TAG, "Scanning package " + pkg.packageName); 8910 } 8911 8912 applyPolicy(pkg, policyFlags); 8913 8914 assertPackageIsValid(pkg, policyFlags, scanFlags); 8915 8916 // Initialize package source and resource directories 8917 final File scanFile = new File(pkg.codePath); 8918 final File destCodeFile = new File(pkg.applicationInfo.getCodePath()); 8919 final File destResourceFile = new File(pkg.applicationInfo.getResourcePath()); 8920 8921 SharedUserSetting suid = null; 8922 PackageSetting pkgSetting = null; 8923 8924 // Getting the package setting may have a side-effect, so if we 8925 // are only checking if scan would succeed, stash a copy of the 8926 // old setting to restore at the end. 8927 PackageSetting nonMutatedPs = null; 8928 8929 // We keep references to the derived CPU Abis from settings in oder to reuse 8930 // them in the case where we're not upgrading or booting for the first time. 8931 String primaryCpuAbiFromSettings = null; 8932 String secondaryCpuAbiFromSettings = null; 8933 8934 // writer 8935 synchronized (mPackages) { 8936 if (pkg.mSharedUserId != null) { 8937 // SIDE EFFECTS; may potentially allocate a new shared user 8938 suid = mSettings.getSharedUserLPw( 8939 pkg.mSharedUserId, 0 /*pkgFlags*/, 0 /*pkgPrivateFlags*/, true /*create*/); 8940 if (DEBUG_PACKAGE_SCANNING) { 8941 if ((policyFlags & PackageParser.PARSE_CHATTY) != 0) 8942 Log.d(TAG, "Shared UserID " + pkg.mSharedUserId + " (uid=" + suid.userId 8943 + "): packages=" + suid.packages); 8944 } 8945 } 8946 8947 // Check if we are renaming from an original package name. 8948 PackageSetting origPackage = null; 8949 String realName = null; 8950 if (pkg.mOriginalPackages != null) { 8951 // This package may need to be renamed to a previously 8952 // installed name. Let's check on that... 8953 final String renamed = mSettings.getRenamedPackageLPr(pkg.mRealPackage); 8954 if (pkg.mOriginalPackages.contains(renamed)) { 8955 // This package had originally been installed as the 8956 // original name, and we have already taken care of 8957 // transitioning to the new one. Just update the new 8958 // one to continue using the old name. 8959 realName = pkg.mRealPackage; 8960 if (!pkg.packageName.equals(renamed)) { 8961 // Callers into this function may have already taken 8962 // care of renaming the package; only do it here if 8963 // it is not already done. 8964 pkg.setPackageName(renamed); 8965 } 8966 } else { 8967 for (int i=pkg.mOriginalPackages.size()-1; i>=0; i--) { 8968 if ((origPackage = mSettings.getPackageLPr( 8969 pkg.mOriginalPackages.get(i))) != null) { 8970 // We do have the package already installed under its 8971 // original name... should we use it? 8972 if (!verifyPackageUpdateLPr(origPackage, pkg)) { 8973 // New package is not compatible with original. 8974 origPackage = null; 8975 continue; 8976 } else if (origPackage.sharedUser != null) { 8977 // Make sure uid is compatible between packages. 8978 if (!origPackage.sharedUser.name.equals(pkg.mSharedUserId)) { 8979 Slog.w(TAG, "Unable to migrate data from " + origPackage.name 8980 + " to " + pkg.packageName + ": old uid " 8981 + origPackage.sharedUser.name 8982 + " differs from " + pkg.mSharedUserId); 8983 origPackage = null; 8984 continue; 8985 } 8986 // TODO: Add case when shared user id is added [b/28144775] 8987 } else { 8988 if (DEBUG_UPGRADE) Log.v(TAG, "Renaming new package " 8989 + pkg.packageName + " to old name " + origPackage.name); 8990 } 8991 break; 8992 } 8993 } 8994 } 8995 } 8996 8997 if (mTransferedPackages.contains(pkg.packageName)) { 8998 Slog.w(TAG, "Package " + pkg.packageName 8999 + " was transferred to another, but its .apk remains"); 9000 } 9001 9002 // See comments in nonMutatedPs declaration 9003 if ((scanFlags & SCAN_CHECK_ONLY) != 0) { 9004 PackageSetting foundPs = mSettings.getPackageLPr(pkg.packageName); 9005 if (foundPs != null) { 9006 nonMutatedPs = new PackageSetting(foundPs); 9007 } 9008 } 9009 9010 if ((scanFlags & SCAN_FIRST_BOOT_OR_UPGRADE) == 0) { 9011 PackageSetting foundPs = mSettings.getPackageLPr(pkg.packageName); 9012 if (foundPs != null) { 9013 primaryCpuAbiFromSettings = foundPs.primaryCpuAbiString; 9014 secondaryCpuAbiFromSettings = foundPs.secondaryCpuAbiString; 9015 } 9016 } 9017 9018 pkgSetting = mSettings.getPackageLPr(pkg.packageName); 9019 if (pkgSetting != null && pkgSetting.sharedUser != suid) { 9020 PackageManagerService.reportSettingsProblem(Log.WARN, 9021 "Package " + pkg.packageName + " shared user changed from " 9022 + (pkgSetting.sharedUser != null 9023 ? pkgSetting.sharedUser.name : "<nothing>") 9024 + " to " 9025 + (suid != null ? suid.name : "<nothing>") 9026 + "; replacing with new"); 9027 pkgSetting = null; 9028 } 9029 final PackageSetting oldPkgSetting = 9030 pkgSetting == null ? null : new PackageSetting(pkgSetting); 9031 final PackageSetting disabledPkgSetting = 9032 mSettings.getDisabledSystemPkgLPr(pkg.packageName); 9033 9034 String[] usesStaticLibraries = null; 9035 if (pkg.usesStaticLibraries != null) { 9036 usesStaticLibraries = new String[pkg.usesStaticLibraries.size()]; 9037 pkg.usesStaticLibraries.toArray(usesStaticLibraries); 9038 } 9039 9040 if (pkgSetting == null) { 9041 final String parentPackageName = (pkg.parentPackage != null) 9042 ? pkg.parentPackage.packageName : null; 9043 9044 // REMOVE SharedUserSetting from method; update in a separate call 9045 pkgSetting = Settings.createNewSetting(pkg.packageName, origPackage, 9046 disabledPkgSetting, realName, suid, destCodeFile, destResourceFile, 9047 pkg.applicationInfo.nativeLibraryRootDir, pkg.applicationInfo.primaryCpuAbi, 9048 pkg.applicationInfo.secondaryCpuAbi, pkg.mVersionCode, 9049 pkg.applicationInfo.flags, pkg.applicationInfo.privateFlags, user, 9050 true /*allowInstall*/, parentPackageName, pkg.getChildPackageNames(), 9051 UserManagerService.getInstance(), usesStaticLibraries, 9052 pkg.usesStaticLibrariesVersions); 9053 // SIDE EFFECTS; updates system state; move elsewhere 9054 if (origPackage != null) { 9055 mSettings.addRenamedPackageLPw(pkg.packageName, origPackage.name); 9056 } 9057 mSettings.addUserToSettingLPw(pkgSetting); 9058 } else { 9059 // REMOVE SharedUserSetting from method; update in a separate call. 9060 // 9061 // TODO(narayan): This update is bogus. nativeLibraryDir & primaryCpuAbi, 9062 // secondaryCpuAbi are not known at this point so we always update them 9063 // to null here, only to reset them at a later point. 9064 Settings.updatePackageSetting(pkgSetting, disabledPkgSetting, suid, destCodeFile, 9065 pkg.applicationInfo.nativeLibraryDir, pkg.applicationInfo.primaryCpuAbi, 9066 pkg.applicationInfo.secondaryCpuAbi, pkg.applicationInfo.flags, 9067 pkg.applicationInfo.privateFlags, pkg.getChildPackageNames(), 9068 UserManagerService.getInstance(), usesStaticLibraries, 9069 pkg.usesStaticLibrariesVersions); 9070 } 9071 // SIDE EFFECTS; persists system state to files on disk; move elsewhere 9072 mSettings.writeUserRestrictionsLPw(pkgSetting, oldPkgSetting); 9073 9074 // SIDE EFFECTS; modifies system state; move elsewhere 9075 if (pkgSetting.origPackage != null) { 9076 // If we are first transitioning from an original package, 9077 // fix up the new package's name now. We need to do this after 9078 // looking up the package under its new name, so getPackageLP 9079 // can take care of fiddling things correctly. 9080 pkg.setPackageName(origPackage.name); 9081 9082 // File a report about this. 9083 String msg = "New package " + pkgSetting.realName 9084 + " renamed to replace old package " + pkgSetting.name; 9085 reportSettingsProblem(Log.WARN, msg); 9086 9087 // Make a note of it. 9088 if ((scanFlags & SCAN_CHECK_ONLY) == 0) { 9089 mTransferedPackages.add(origPackage.name); 9090 } 9091 9092 // No longer need to retain this. 9093 pkgSetting.origPackage = null; 9094 } 9095 9096 // SIDE EFFECTS; modifies system state; move elsewhere 9097 if ((scanFlags & SCAN_CHECK_ONLY) == 0 && realName != null) { 9098 // Make a note of it. 9099 mTransferedPackages.add(pkg.packageName); 9100 } 9101 9102 if (mSettings.isDisabledSystemPackageLPr(pkg.packageName)) { 9103 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_UPDATED_SYSTEM_APP; 9104 } 9105 9106 if ((scanFlags & SCAN_BOOTING) == 0 9107 && (policyFlags & PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 9108 // Check all shared libraries and map to their actual file path. 9109 // We only do this here for apps not on a system dir, because those 9110 // are the only ones that can fail an install due to this. We 9111 // will take care of the system apps by updating all of their 9112 // library paths after the scan is done. Also during the initial 9113 // scan don't update any libs as we do this wholesale after all 9114 // apps are scanned to avoid dependency based scanning. 9115 updateSharedLibrariesLPr(pkg, null); 9116 } 9117 9118 if (mFoundPolicyFile) { 9119 SELinuxMMAC.assignSeinfoValue(pkg); 9120 } 9121 9122 pkg.applicationInfo.uid = pkgSetting.appId; 9123 pkg.mExtras = pkgSetting; 9124 9125 9126 // Static shared libs have same package with different versions where 9127 // we internally use a synthetic package name to allow multiple versions 9128 // of the same package, therefore we need to compare signatures against 9129 // the package setting for the latest library version. 9130 PackageSetting signatureCheckPs = pkgSetting; 9131 if (pkg.applicationInfo.isStaticSharedLibrary()) { 9132 SharedLibraryEntry libraryEntry = getLatestSharedLibraVersionLPr(pkg); 9133 if (libraryEntry != null) { 9134 signatureCheckPs = mSettings.getPackageLPr(libraryEntry.apk); 9135 } 9136 } 9137 9138 if (shouldCheckUpgradeKeySetLP(signatureCheckPs, scanFlags)) { 9139 if (checkUpgradeKeySetLP(signatureCheckPs, pkg)) { 9140 // We just determined the app is signed correctly, so bring 9141 // over the latest parsed certs. 9142 pkgSetting.signatures.mSignatures = pkg.mSignatures; 9143 } else { 9144 if ((policyFlags & PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 9145 throw new PackageManagerException(INSTALL_FAILED_UPDATE_INCOMPATIBLE, 9146 "Package " + pkg.packageName + " upgrade keys do not match the " 9147 + "previously installed version"); 9148 } else { 9149 pkgSetting.signatures.mSignatures = pkg.mSignatures; 9150 String msg = "System package " + pkg.packageName 9151 + " signature changed; retaining data."; 9152 reportSettingsProblem(Log.WARN, msg); 9153 } 9154 } 9155 } else { 9156 try { 9157 // SIDE EFFECTS; compareSignaturesCompat() changes KeysetManagerService 9158 verifySignaturesLP(signatureCheckPs, pkg); 9159 // We just determined the app is signed correctly, so bring 9160 // over the latest parsed certs. 9161 pkgSetting.signatures.mSignatures = pkg.mSignatures; 9162 } catch (PackageManagerException e) { 9163 if ((policyFlags & PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 9164 throw e; 9165 } 9166 // The signature has changed, but this package is in the system 9167 // image... let's recover! 9168 pkgSetting.signatures.mSignatures = pkg.mSignatures; 9169 // However... if this package is part of a shared user, but it 9170 // doesn't match the signature of the shared user, let's fail. 9171 // What this means is that you can't change the signatures 9172 // associated with an overall shared user, which doesn't seem all 9173 // that unreasonable. 9174 if (signatureCheckPs.sharedUser != null) { 9175 if (compareSignatures(signatureCheckPs.sharedUser.signatures.mSignatures, 9176 pkg.mSignatures) != PackageManager.SIGNATURE_MATCH) { 9177 throw new PackageManagerException( 9178 INSTALL_PARSE_FAILED_INCONSISTENT_CERTIFICATES, 9179 "Signature mismatch for shared user: " 9180 + pkgSetting.sharedUser); 9181 } 9182 } 9183 // File a report about this. 9184 String msg = "System package " + pkg.packageName 9185 + " signature changed; retaining data."; 9186 reportSettingsProblem(Log.WARN, msg); 9187 } 9188 } 9189 9190 if ((scanFlags & SCAN_CHECK_ONLY) == 0 && pkg.mAdoptPermissions != null) { 9191 // This package wants to adopt ownership of permissions from 9192 // another package. 9193 for (int i = pkg.mAdoptPermissions.size() - 1; i >= 0; i--) { 9194 final String origName = pkg.mAdoptPermissions.get(i); 9195 final PackageSetting orig = mSettings.getPackageLPr(origName); 9196 if (orig != null) { 9197 if (verifyPackageUpdateLPr(orig, pkg)) { 9198 Slog.i(TAG, "Adopting permissions from " + origName + " to " 9199 + pkg.packageName); 9200 // SIDE EFFECTS; updates permissions system state; move elsewhere 9201 mSettings.transferPermissionsLPw(origName, pkg.packageName); 9202 } 9203 } 9204 } 9205 } 9206 } 9207 9208 pkg.applicationInfo.processName = fixProcessName( 9209 pkg.applicationInfo.packageName, 9210 pkg.applicationInfo.processName); 9211 9212 if (pkg != mPlatformPackage) { 9213 // Get all of our default paths setup 9214 pkg.applicationInfo.initForUser(UserHandle.USER_SYSTEM); 9215 } 9216 9217 final String cpuAbiOverride = deriveAbiOverride(pkg.cpuAbiOverride, pkgSetting); 9218 9219 if ((scanFlags & SCAN_NEW_INSTALL) == 0) { 9220 if ((scanFlags & SCAN_FIRST_BOOT_OR_UPGRADE) != 0) { 9221 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "derivePackageAbi"); 9222 derivePackageAbi( 9223 pkg, scanFile, cpuAbiOverride, true /*extractLibs*/, mAppLib32InstallDir); 9224 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 9225 9226 // Some system apps still use directory structure for native libraries 9227 // in which case we might end up not detecting abi solely based on apk 9228 // structure. Try to detect abi based on directory structure. 9229 if (isSystemApp(pkg) && !pkg.isUpdatedSystemApp() && 9230 pkg.applicationInfo.primaryCpuAbi == null) { 9231 setBundledAppAbisAndRoots(pkg, pkgSetting); 9232 setNativeLibraryPaths(pkg, mAppLib32InstallDir); 9233 } 9234 } else { 9235 // This is not a first boot or an upgrade, don't bother deriving the 9236 // ABI during the scan. Instead, trust the value that was stored in the 9237 // package setting. 9238 pkg.applicationInfo.primaryCpuAbi = primaryCpuAbiFromSettings; 9239 pkg.applicationInfo.secondaryCpuAbi = secondaryCpuAbiFromSettings; 9240 9241 setNativeLibraryPaths(pkg, mAppLib32InstallDir); 9242 9243 if (DEBUG_ABI_SELECTION) { 9244 Slog.i(TAG, "Using ABIS and native lib paths from settings : " + 9245 pkg.packageName + " " + pkg.applicationInfo.primaryCpuAbi + ", " + 9246 pkg.applicationInfo.secondaryCpuAbi); 9247 } 9248 } 9249 } else { 9250 if ((scanFlags & SCAN_MOVE) != 0) { 9251 // We haven't run dex-opt for this move (since we've moved the compiled output too) 9252 // but we already have this packages package info in the PackageSetting. We just 9253 // use that and derive the native library path based on the new codepath. 9254 pkg.applicationInfo.primaryCpuAbi = pkgSetting.primaryCpuAbiString; 9255 pkg.applicationInfo.secondaryCpuAbi = pkgSetting.secondaryCpuAbiString; 9256 } 9257 9258 // Set native library paths again. For moves, the path will be updated based on the 9259 // ABIs we've determined above. For non-moves, the path will be updated based on the 9260 // ABIs we determined during compilation, but the path will depend on the final 9261 // package path (after the rename away from the stage path). 9262 setNativeLibraryPaths(pkg, mAppLib32InstallDir); 9263 } 9264 9265 // This is a special case for the "system" package, where the ABI is 9266 // dictated by the zygote configuration (and init.rc). We should keep track 9267 // of this ABI so that we can deal with "normal" applications that run under 9268 // the same UID correctly. 9269 if (mPlatformPackage == pkg) { 9270 pkg.applicationInfo.primaryCpuAbi = VMRuntime.getRuntime().is64Bit() ? 9271 Build.SUPPORTED_64_BIT_ABIS[0] : Build.SUPPORTED_32_BIT_ABIS[0]; 9272 } 9273 9274 // If there's a mismatch between the abi-override in the package setting 9275 // and the abiOverride specified for the install. Warn about this because we 9276 // would've already compiled the app without taking the package setting into 9277 // account. 9278 if ((scanFlags & SCAN_NO_DEX) == 0 && (scanFlags & SCAN_NEW_INSTALL) != 0) { 9279 if (cpuAbiOverride == null && pkgSetting.cpuAbiOverrideString != null) { 9280 Slog.w(TAG, "Ignoring persisted ABI override " + cpuAbiOverride + 9281 " for package " + pkg.packageName); 9282 } 9283 } 9284 9285 pkgSetting.primaryCpuAbiString = pkg.applicationInfo.primaryCpuAbi; 9286 pkgSetting.secondaryCpuAbiString = pkg.applicationInfo.secondaryCpuAbi; 9287 pkgSetting.cpuAbiOverrideString = cpuAbiOverride; 9288 9289 // Copy the derived override back to the parsed package, so that we can 9290 // update the package settings accordingly. 9291 pkg.cpuAbiOverride = cpuAbiOverride; 9292 9293 if (DEBUG_ABI_SELECTION) { 9294 Slog.d(TAG, "Resolved nativeLibraryRoot for " + pkg.applicationInfo.packageName 9295 + " to root=" + pkg.applicationInfo.nativeLibraryRootDir + ", isa=" 9296 + pkg.applicationInfo.nativeLibraryRootRequiresIsa); 9297 } 9298 9299 // Push the derived path down into PackageSettings so we know what to 9300 // clean up at uninstall time. 9301 pkgSetting.legacyNativeLibraryPathString = pkg.applicationInfo.nativeLibraryRootDir; 9302 9303 if (DEBUG_ABI_SELECTION) { 9304 Log.d(TAG, "Abis for package[" + pkg.packageName + "] are" + 9305 " primary=" + pkg.applicationInfo.primaryCpuAbi + 9306 " secondary=" + pkg.applicationInfo.secondaryCpuAbi); 9307 } 9308 9309 // SIDE EFFECTS; removes DEX files from disk; move elsewhere 9310 if ((scanFlags & SCAN_BOOTING) == 0 && pkgSetting.sharedUser != null) { 9311 // We don't do this here during boot because we can do it all 9312 // at once after scanning all existing packages. 9313 // 9314 // We also do this *before* we perform dexopt on this package, so that 9315 // we can avoid redundant dexopts, and also to make sure we've got the 9316 // code and package path correct. 9317 adjustCpuAbisForSharedUserLPw(pkgSetting.sharedUser.packages, pkg); 9318 } 9319 9320 if (mFactoryTest && pkg.requestedPermissions.contains( 9321 android.Manifest.permission.FACTORY_TEST)) { 9322 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_FACTORY_TEST; 9323 } 9324 9325 if (isSystemApp(pkg)) { 9326 pkgSetting.isOrphaned = true; 9327 } 9328 9329 // Take care of first install / last update times. 9330 final long scanFileTime = getLastModifiedTime(pkg, scanFile); 9331 if (currentTime != 0) { 9332 if (pkgSetting.firstInstallTime == 0) { 9333 pkgSetting.firstInstallTime = pkgSetting.lastUpdateTime = currentTime; 9334 } else if ((scanFlags & SCAN_UPDATE_TIME) != 0) { 9335 pkgSetting.lastUpdateTime = currentTime; 9336 } 9337 } else if (pkgSetting.firstInstallTime == 0) { 9338 // We need *something*. Take time time stamp of the file. 9339 pkgSetting.firstInstallTime = pkgSetting.lastUpdateTime = scanFileTime; 9340 } else if ((policyFlags & PackageParser.PARSE_IS_SYSTEM_DIR) != 0) { 9341 if (scanFileTime != pkgSetting.timeStamp) { 9342 // A package on the system image has changed; consider this 9343 // to be an update. 9344 pkgSetting.lastUpdateTime = scanFileTime; 9345 } 9346 } 9347 pkgSetting.setTimeStamp(scanFileTime); 9348 9349 if ((scanFlags & SCAN_CHECK_ONLY) != 0) { 9350 if (nonMutatedPs != null) { 9351 synchronized (mPackages) { 9352 mSettings.mPackages.put(nonMutatedPs.name, nonMutatedPs); 9353 } 9354 } 9355 } else { 9356 // Modify state for the given package setting 9357 commitPackageSettings(pkg, pkgSetting, user, scanFlags, 9358 (policyFlags & PackageParser.PARSE_CHATTY) != 0 /*chatty*/); 9359 if (isEphemeral(pkg)) { 9360 final int userId = user == null ? 0 : user.getIdentifier(); 9361 mInstantAppRegistry.addInstantAppLPw(userId, pkgSetting.appId); 9362 } 9363 } 9364 return pkg; 9365 } 9366 9367 /** 9368 * Applies policy to the parsed package based upon the given policy flags. 9369 * Ensures the package is in a good state. 9370 * <p> 9371 * Implementation detail: This method must NOT have any side effect. It would 9372 * ideally be static, but, it requires locks to read system state. 9373 */ 9374 private void applyPolicy(PackageParser.Package pkg, int policyFlags) { 9375 if ((policyFlags&PackageParser.PARSE_IS_SYSTEM) != 0) { 9376 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_SYSTEM; 9377 if (pkg.applicationInfo.isDirectBootAware()) { 9378 // we're direct boot aware; set for all components 9379 for (PackageParser.Service s : pkg.services) { 9380 s.info.encryptionAware = s.info.directBootAware = true; 9381 } 9382 for (PackageParser.Provider p : pkg.providers) { 9383 p.info.encryptionAware = p.info.directBootAware = true; 9384 } 9385 for (PackageParser.Activity a : pkg.activities) { 9386 a.info.encryptionAware = a.info.directBootAware = true; 9387 } 9388 for (PackageParser.Activity r : pkg.receivers) { 9389 r.info.encryptionAware = r.info.directBootAware = true; 9390 } 9391 } 9392 } else { 9393 // Only allow system apps to be flagged as core apps. 9394 pkg.coreApp = false; 9395 // clear flags not applicable to regular apps 9396 pkg.applicationInfo.privateFlags &= 9397 ~ApplicationInfo.PRIVATE_FLAG_DEFAULT_TO_DEVICE_PROTECTED_STORAGE; 9398 pkg.applicationInfo.privateFlags &= 9399 ~ApplicationInfo.PRIVATE_FLAG_DIRECT_BOOT_AWARE; 9400 } 9401 pkg.mTrustedOverlay = (policyFlags&PackageParser.PARSE_TRUSTED_OVERLAY) != 0; 9402 9403 if ((policyFlags&PackageParser.PARSE_IS_PRIVILEGED) != 0) { 9404 pkg.applicationInfo.privateFlags |= ApplicationInfo.PRIVATE_FLAG_PRIVILEGED; 9405 } 9406 9407 if (!isSystemApp(pkg)) { 9408 // Only system apps can use these features. 9409 pkg.mOriginalPackages = null; 9410 pkg.mRealPackage = null; 9411 pkg.mAdoptPermissions = null; 9412 } 9413 } 9414 9415 /** 9416 * Asserts the parsed package is valid according to the given policy. If the 9417 * package is invalid, for whatever reason, throws {@link PackgeManagerException}. 9418 * <p> 9419 * Implementation detail: This method must NOT have any side effects. It would 9420 * ideally be static, but, it requires locks to read system state. 9421 * 9422 * @throws PackageManagerException If the package fails any of the validation checks 9423 */ 9424 private void assertPackageIsValid(PackageParser.Package pkg, int policyFlags, int scanFlags) 9425 throws PackageManagerException { 9426 if ((policyFlags & PackageParser.PARSE_ENFORCE_CODE) != 0) { 9427 assertCodePolicy(pkg); 9428 } 9429 9430 if (pkg.applicationInfo.getCodePath() == null || 9431 pkg.applicationInfo.getResourcePath() == null) { 9432 // Bail out. The resource and code paths haven't been set. 9433 throw new PackageManagerException(INSTALL_FAILED_INVALID_APK, 9434 "Code and resource paths haven't been set correctly"); 9435 } 9436 9437 // Make sure we're not adding any bogus keyset info 9438 KeySetManagerService ksms = mSettings.mKeySetManagerService; 9439 ksms.assertScannedPackageValid(pkg); 9440 9441 synchronized (mPackages) { 9442 // The special "android" package can only be defined once 9443 if (pkg.packageName.equals("android")) { 9444 if (mAndroidApplication != null) { 9445 Slog.w(TAG, "*************************************************"); 9446 Slog.w(TAG, "Core android package being redefined. Skipping."); 9447 Slog.w(TAG, " codePath=" + pkg.codePath); 9448 Slog.w(TAG, "*************************************************"); 9449 throw new PackageManagerException(INSTALL_FAILED_DUPLICATE_PACKAGE, 9450 "Core android package being redefined. Skipping."); 9451 } 9452 } 9453 9454 // A package name must be unique; don't allow duplicates 9455 if (mPackages.containsKey(pkg.packageName)) { 9456 throw new PackageManagerException(INSTALL_FAILED_DUPLICATE_PACKAGE, 9457 "Application package " + pkg.packageName 9458 + " already installed. Skipping duplicate."); 9459 } 9460 9461 if (pkg.applicationInfo.isStaticSharedLibrary()) { 9462 // Static libs have a synthetic package name containing the version 9463 // but we still want the base name to be unique. 9464 if (mPackages.containsKey(pkg.manifestPackageName)) { 9465 throw new PackageManagerException( 9466 "Duplicate static shared lib provider package"); 9467 } 9468 9469 // Static shared libraries should have at least O target SDK 9470 if (pkg.applicationInfo.targetSdkVersion < Build.VERSION_CODES.O) { 9471 throw new PackageManagerException( 9472 "Packages declaring static-shared libs must target O SDK or higher"); 9473 } 9474 9475 // Package declaring static a shared lib cannot be ephemeral 9476 if (pkg.applicationInfo.isInstantApp()) { 9477 throw new PackageManagerException( 9478 "Packages declaring static-shared libs cannot be ephemeral"); 9479 } 9480 9481 // Package declaring static a shared lib cannot be renamed since the package 9482 // name is synthetic and apps can't code around package manager internals. 9483 if (!ArrayUtils.isEmpty(pkg.mOriginalPackages)) { 9484 throw new PackageManagerException( 9485 "Packages declaring static-shared libs cannot be renamed"); 9486 } 9487 9488 // Package declaring static a shared lib cannot declare child packages 9489 if (!ArrayUtils.isEmpty(pkg.childPackages)) { 9490 throw new PackageManagerException( 9491 "Packages declaring static-shared libs cannot have child packages"); 9492 } 9493 9494 // Package declaring static a shared lib cannot declare dynamic libs 9495 if (!ArrayUtils.isEmpty(pkg.libraryNames)) { 9496 throw new PackageManagerException( 9497 "Packages declaring static-shared libs cannot declare dynamic libs"); 9498 } 9499 9500 // Package declaring static a shared lib cannot declare shared users 9501 if (pkg.mSharedUserId != null) { 9502 throw new PackageManagerException( 9503 "Packages declaring static-shared libs cannot declare shared users"); 9504 } 9505 9506 // Static shared libs cannot declare activities 9507 if (!pkg.activities.isEmpty()) { 9508 throw new PackageManagerException( 9509 "Static shared libs cannot declare activities"); 9510 } 9511 9512 // Static shared libs cannot declare services 9513 if (!pkg.services.isEmpty()) { 9514 throw new PackageManagerException( 9515 "Static shared libs cannot declare services"); 9516 } 9517 9518 // Static shared libs cannot declare providers 9519 if (!pkg.providers.isEmpty()) { 9520 throw new PackageManagerException( 9521 "Static shared libs cannot declare content providers"); 9522 } 9523 9524 // Static shared libs cannot declare receivers 9525 if (!pkg.receivers.isEmpty()) { 9526 throw new PackageManagerException( 9527 "Static shared libs cannot declare broadcast receivers"); 9528 } 9529 9530 // Static shared libs cannot declare permission groups 9531 if (!pkg.permissionGroups.isEmpty()) { 9532 throw new PackageManagerException( 9533 "Static shared libs cannot declare permission groups"); 9534 } 9535 9536 // Static shared libs cannot declare permissions 9537 if (!pkg.permissions.isEmpty()) { 9538 throw new PackageManagerException( 9539 "Static shared libs cannot declare permissions"); 9540 } 9541 9542 // Static shared libs cannot declare protected broadcasts 9543 if (pkg.protectedBroadcasts != null) { 9544 throw new PackageManagerException( 9545 "Static shared libs cannot declare protected broadcasts"); 9546 } 9547 9548 // Static shared libs cannot be overlay targets 9549 if (pkg.mOverlayTarget != null) { 9550 throw new PackageManagerException( 9551 "Static shared libs cannot be overlay targets"); 9552 } 9553 9554 // The version codes must be ordered as lib versions 9555 int minVersionCode = Integer.MIN_VALUE; 9556 int maxVersionCode = Integer.MAX_VALUE; 9557 9558 SparseArray<SharedLibraryEntry> versionedLib = mSharedLibraries.get( 9559 pkg.staticSharedLibName); 9560 if (versionedLib != null) { 9561 final int versionCount = versionedLib.size(); 9562 for (int i = 0; i < versionCount; i++) { 9563 SharedLibraryInfo libInfo = versionedLib.valueAt(i).info; 9564 // TODO: We will change version code to long, so in the new API it is long 9565 final int libVersionCode = (int) libInfo.getDeclaringPackage() 9566 .getVersionCode(); 9567 if (libInfo.getVersion() < pkg.staticSharedLibVersion) { 9568 minVersionCode = Math.max(minVersionCode, libVersionCode + 1); 9569 } else if (libInfo.getVersion() > pkg.staticSharedLibVersion) { 9570 maxVersionCode = Math.min(maxVersionCode, libVersionCode - 1); 9571 } else { 9572 minVersionCode = maxVersionCode = libVersionCode; 9573 break; 9574 } 9575 } 9576 } 9577 if (pkg.mVersionCode < minVersionCode || pkg.mVersionCode > maxVersionCode) { 9578 throw new PackageManagerException("Static shared" 9579 + " lib version codes must be ordered as lib versions"); 9580 } 9581 } 9582 9583 // Only privileged apps and updated privileged apps can add child packages. 9584 if (pkg.childPackages != null && !pkg.childPackages.isEmpty()) { 9585 if ((policyFlags & PARSE_IS_PRIVILEGED) == 0) { 9586 throw new PackageManagerException("Only privileged apps can add child " 9587 + "packages. Ignoring package " + pkg.packageName); 9588 } 9589 final int childCount = pkg.childPackages.size(); 9590 for (int i = 0; i < childCount; i++) { 9591 PackageParser.Package childPkg = pkg.childPackages.get(i); 9592 if (mSettings.hasOtherDisabledSystemPkgWithChildLPr(pkg.packageName, 9593 childPkg.packageName)) { 9594 throw new PackageManagerException("Can't override child of " 9595 + "another disabled app. Ignoring package " + pkg.packageName); 9596 } 9597 } 9598 } 9599 9600 // If we're only installing presumed-existing packages, require that the 9601 // scanned APK is both already known and at the path previously established 9602 // for it. Previously unknown packages we pick up normally, but if we have an 9603 // a priori expectation about this package's install presence, enforce it. 9604 // With a singular exception for new system packages. When an OTA contains 9605 // a new system package, we allow the codepath to change from a system location 9606 // to the user-installed location. If we don't allow this change, any newer, 9607 // user-installed version of the application will be ignored. 9608 if ((scanFlags & SCAN_REQUIRE_KNOWN) != 0) { 9609 if (mExpectingBetter.containsKey(pkg.packageName)) { 9610 logCriticalInfo(Log.WARN, 9611 "Relax SCAN_REQUIRE_KNOWN requirement for package " + pkg.packageName); 9612 } else { 9613 PackageSetting known = mSettings.getPackageLPr(pkg.packageName); 9614 if (known != null) { 9615 if (DEBUG_PACKAGE_SCANNING) { 9616 Log.d(TAG, "Examining " + pkg.codePath 9617 + " and requiring known paths " + known.codePathString 9618 + " & " + known.resourcePathString); 9619 } 9620 if (!pkg.applicationInfo.getCodePath().equals(known.codePathString) 9621 || !pkg.applicationInfo.getResourcePath().equals( 9622 known.resourcePathString)) { 9623 throw new PackageManagerException(INSTALL_FAILED_PACKAGE_CHANGED, 9624 "Application package " + pkg.packageName 9625 + " found at " + pkg.applicationInfo.getCodePath() 9626 + " but expected at " + known.codePathString 9627 + "; ignoring."); 9628 } 9629 } 9630 } 9631 } 9632 9633 // Verify that this new package doesn't have any content providers 9634 // that conflict with existing packages. Only do this if the 9635 // package isn't already installed, since we don't want to break 9636 // things that are installed. 9637 if ((scanFlags & SCAN_NEW_INSTALL) != 0) { 9638 final int N = pkg.providers.size(); 9639 int i; 9640 for (i=0; i<N; i++) { 9641 PackageParser.Provider p = pkg.providers.get(i); 9642 if (p.info.authority != null) { 9643 String names[] = p.info.authority.split(";"); 9644 for (int j = 0; j < names.length; j++) { 9645 if (mProvidersByAuthority.containsKey(names[j])) { 9646 PackageParser.Provider other = mProvidersByAuthority.get(names[j]); 9647 final String otherPackageName = 9648 ((other != null && other.getComponentName() != null) ? 9649 other.getComponentName().getPackageName() : "?"); 9650 throw new PackageManagerException( 9651 INSTALL_FAILED_CONFLICTING_PROVIDER, 9652 "Can't install because provider name " + names[j] 9653 + " (in package " + pkg.applicationInfo.packageName 9654 + ") is already used by " + otherPackageName); 9655 } 9656 } 9657 } 9658 } 9659 } 9660 } 9661 } 9662 9663 private boolean addSharedLibraryLPw(String path, String apk, String name, int version, 9664 int type, String declaringPackageName, int declaringVersionCode) { 9665 SparseArray<SharedLibraryEntry> versionedLib = mSharedLibraries.get(name); 9666 if (versionedLib == null) { 9667 versionedLib = new SparseArray<>(); 9668 mSharedLibraries.put(name, versionedLib); 9669 if (type == SharedLibraryInfo.TYPE_STATIC) { 9670 mStaticLibsByDeclaringPackage.put(declaringPackageName, versionedLib); 9671 } 9672 } else if (versionedLib.indexOfKey(version) >= 0) { 9673 return false; 9674 } 9675 SharedLibraryEntry libEntry = new SharedLibraryEntry(path, apk, name, 9676 version, type, declaringPackageName, declaringVersionCode); 9677 versionedLib.put(version, libEntry); 9678 return true; 9679 } 9680 9681 private boolean removeSharedLibraryLPw(String name, int version) { 9682 SparseArray<SharedLibraryEntry> versionedLib = mSharedLibraries.get(name); 9683 if (versionedLib == null) { 9684 return false; 9685 } 9686 final int libIdx = versionedLib.indexOfKey(version); 9687 if (libIdx < 0) { 9688 return false; 9689 } 9690 SharedLibraryEntry libEntry = versionedLib.valueAt(libIdx); 9691 versionedLib.remove(version); 9692 if (versionedLib.size() <= 0) { 9693 mSharedLibraries.remove(name); 9694 if (libEntry.info.getType() == SharedLibraryInfo.TYPE_STATIC) { 9695 mStaticLibsByDeclaringPackage.remove(libEntry.info.getDeclaringPackage() 9696 .getPackageName()); 9697 } 9698 } 9699 return true; 9700 } 9701 9702 /** 9703 * Adds a scanned package to the system. When this method is finished, the package will 9704 * be available for query, resolution, etc... 9705 */ 9706 private void commitPackageSettings(PackageParser.Package pkg, PackageSetting pkgSetting, 9707 UserHandle user, int scanFlags, boolean chatty) throws PackageManagerException { 9708 final String pkgName = pkg.packageName; 9709 if (mCustomResolverComponentName != null && 9710 mCustomResolverComponentName.getPackageName().equals(pkg.packageName)) { 9711 setUpCustomResolverActivity(pkg); 9712 } 9713 9714 if (pkg.packageName.equals("android")) { 9715 synchronized (mPackages) { 9716 if ((scanFlags & SCAN_CHECK_ONLY) == 0) { 9717 // Set up information for our fall-back user intent resolution activity. 9718 mPlatformPackage = pkg; 9719 pkg.mVersionCode = mSdkVersion; 9720 mAndroidApplication = pkg.applicationInfo; 9721 9722 if (!mResolverReplaced) { 9723 mResolveActivity.applicationInfo = mAndroidApplication; 9724 mResolveActivity.name = ResolverActivity.class.getName(); 9725 mResolveActivity.packageName = mAndroidApplication.packageName; 9726 mResolveActivity.processName = "system:ui"; 9727 mResolveActivity.launchMode = ActivityInfo.LAUNCH_MULTIPLE; 9728 mResolveActivity.documentLaunchMode = ActivityInfo.DOCUMENT_LAUNCH_NEVER; 9729 mResolveActivity.flags = ActivityInfo.FLAG_EXCLUDE_FROM_RECENTS; 9730 mResolveActivity.theme = R.style.Theme_Material_Dialog_Alert; 9731 mResolveActivity.exported = true; 9732 mResolveActivity.enabled = true; 9733 mResolveActivity.resizeMode = ActivityInfo.RESIZE_MODE_RESIZEABLE; 9734 mResolveActivity.configChanges = ActivityInfo.CONFIG_SCREEN_SIZE 9735 | ActivityInfo.CONFIG_SMALLEST_SCREEN_SIZE 9736 | ActivityInfo.CONFIG_SCREEN_LAYOUT 9737 | ActivityInfo.CONFIG_ORIENTATION 9738 | ActivityInfo.CONFIG_KEYBOARD 9739 | ActivityInfo.CONFIG_KEYBOARD_HIDDEN; 9740 mResolveInfo.activityInfo = mResolveActivity; 9741 mResolveInfo.priority = 0; 9742 mResolveInfo.preferredOrder = 0; 9743 mResolveInfo.match = 0; 9744 mResolveComponentName = new ComponentName( 9745 mAndroidApplication.packageName, mResolveActivity.name); 9746 } 9747 } 9748 } 9749 } 9750 9751 ArrayList<PackageParser.Package> clientLibPkgs = null; 9752 // writer 9753 synchronized (mPackages) { 9754 boolean hasStaticSharedLibs = false; 9755 9756 // Any app can add new static shared libraries 9757 if (pkg.staticSharedLibName != null) { 9758 // Static shared libs don't allow renaming as they have synthetic package 9759 // names to allow install of multiple versions, so use name from manifest. 9760 if (addSharedLibraryLPw(null, pkg.packageName, pkg.staticSharedLibName, 9761 pkg.staticSharedLibVersion, SharedLibraryInfo.TYPE_STATIC, 9762 pkg.manifestPackageName, pkg.mVersionCode)) { 9763 hasStaticSharedLibs = true; 9764 } else { 9765 Slog.w(TAG, "Package " + pkg.packageName + " library " 9766 + pkg.staticSharedLibName + " already exists; skipping"); 9767 } 9768 // Static shared libs cannot be updated once installed since they 9769 // use synthetic package name which includes the version code, so 9770 // not need to update other packages's shared lib dependencies. 9771 } 9772 9773 if (!hasStaticSharedLibs 9774 && (pkg.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) != 0) { 9775 // Only system apps can add new dynamic shared libraries. 9776 if (pkg.libraryNames != null) { 9777 for (int i = 0; i < pkg.libraryNames.size(); i++) { 9778 String name = pkg.libraryNames.get(i); 9779 boolean allowed = false; 9780 if (pkg.isUpdatedSystemApp()) { 9781 // New library entries can only be added through the 9782 // system image. This is important to get rid of a lot 9783 // of nasty edge cases: for example if we allowed a non- 9784 // system update of the app to add a library, then uninstalling 9785 // the update would make the library go away, and assumptions 9786 // we made such as through app install filtering would now 9787 // have allowed apps on the device which aren't compatible 9788 // with it. Better to just have the restriction here, be 9789 // conservative, and create many fewer cases that can negatively 9790 // impact the user experience. 9791 final PackageSetting sysPs = mSettings 9792 .getDisabledSystemPkgLPr(pkg.packageName); 9793 if (sysPs.pkg != null && sysPs.pkg.libraryNames != null) { 9794 for (int j = 0; j < sysPs.pkg.libraryNames.size(); j++) { 9795 if (name.equals(sysPs.pkg.libraryNames.get(j))) { 9796 allowed = true; 9797 break; 9798 } 9799 } 9800 } 9801 } else { 9802 allowed = true; 9803 } 9804 if (allowed) { 9805 if (!addSharedLibraryLPw(null, pkg.packageName, name, 9806 SharedLibraryInfo.VERSION_UNDEFINED, 9807 SharedLibraryInfo.TYPE_DYNAMIC, 9808 pkg.packageName, pkg.mVersionCode)) { 9809 Slog.w(TAG, "Package " + pkg.packageName + " library " 9810 + name + " already exists; skipping"); 9811 } 9812 } else { 9813 Slog.w(TAG, "Package " + pkg.packageName + " declares lib " 9814 + name + " that is not declared on system image; skipping"); 9815 } 9816 } 9817 9818 if ((scanFlags & SCAN_BOOTING) == 0) { 9819 // If we are not booting, we need to update any applications 9820 // that are clients of our shared library. If we are booting, 9821 // this will all be done once the scan is complete. 9822 clientLibPkgs = updateAllSharedLibrariesLPw(pkg); 9823 } 9824 } 9825 } 9826 } 9827 9828 if ((scanFlags & SCAN_BOOTING) != 0) { 9829 // No apps can run during boot scan, so they don't need to be frozen 9830 } else if ((scanFlags & SCAN_DONT_KILL_APP) != 0) { 9831 // Caller asked to not kill app, so it's probably not frozen 9832 } else if ((scanFlags & SCAN_IGNORE_FROZEN) != 0) { 9833 // Caller asked us to ignore frozen check for some reason; they 9834 // probably didn't know the package name 9835 } else { 9836 // We're doing major surgery on this package, so it better be frozen 9837 // right now to keep it from launching 9838 checkPackageFrozen(pkgName); 9839 } 9840 9841 // Also need to kill any apps that are dependent on the library. 9842 if (clientLibPkgs != null) { 9843 for (int i=0; i<clientLibPkgs.size(); i++) { 9844 PackageParser.Package clientPkg = clientLibPkgs.get(i); 9845 killApplication(clientPkg.applicationInfo.packageName, 9846 clientPkg.applicationInfo.uid, "update lib"); 9847 } 9848 } 9849 9850 // writer 9851 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "updateSettings"); 9852 9853 boolean createIdmapFailed = false; 9854 synchronized (mPackages) { 9855 // We don't expect installation to fail beyond this point 9856 9857 if (pkgSetting.pkg != null) { 9858 // Note that |user| might be null during the initial boot scan. If a codePath 9859 // for an app has changed during a boot scan, it's due to an app update that's 9860 // part of the system partition and marker changes must be applied to all users. 9861 final int userId = ((user != null) ? user : UserHandle.ALL).getIdentifier(); 9862 final int[] userIds = resolveUserIds(userId); 9863 maybeRenameForeignDexMarkers(pkgSetting.pkg, pkg, userIds); 9864 } 9865 9866 // Add the new setting to mSettings 9867 mSettings.insertPackageSettingLPw(pkgSetting, pkg); 9868 // Add the new setting to mPackages 9869 mPackages.put(pkg.applicationInfo.packageName, pkg); 9870 // Make sure we don't accidentally delete its data. 9871 final Iterator<PackageCleanItem> iter = mSettings.mPackagesToBeCleaned.iterator(); 9872 while (iter.hasNext()) { 9873 PackageCleanItem item = iter.next(); 9874 if (pkgName.equals(item.packageName)) { 9875 iter.remove(); 9876 } 9877 } 9878 9879 // Add the package's KeySets to the global KeySetManagerService 9880 KeySetManagerService ksms = mSettings.mKeySetManagerService; 9881 ksms.addScannedPackageLPw(pkg); 9882 9883 int N = pkg.providers.size(); 9884 StringBuilder r = null; 9885 int i; 9886 for (i=0; i<N; i++) { 9887 PackageParser.Provider p = pkg.providers.get(i); 9888 p.info.processName = fixProcessName(pkg.applicationInfo.processName, 9889 p.info.processName); 9890 mProviders.addProvider(p); 9891 p.syncable = p.info.isSyncable; 9892 if (p.info.authority != null) { 9893 String names[] = p.info.authority.split(";"); 9894 p.info.authority = null; 9895 for (int j = 0; j < names.length; j++) { 9896 if (j == 1 && p.syncable) { 9897 // We only want the first authority for a provider to possibly be 9898 // syncable, so if we already added this provider using a different 9899 // authority clear the syncable flag. We copy the provider before 9900 // changing it because the mProviders object contains a reference 9901 // to a provider that we don't want to change. 9902 // Only do this for the second authority since the resulting provider 9903 // object can be the same for all future authorities for this provider. 9904 p = new PackageParser.Provider(p); 9905 p.syncable = false; 9906 } 9907 if (!mProvidersByAuthority.containsKey(names[j])) { 9908 mProvidersByAuthority.put(names[j], p); 9909 if (p.info.authority == null) { 9910 p.info.authority = names[j]; 9911 } else { 9912 p.info.authority = p.info.authority + ";" + names[j]; 9913 } 9914 if (DEBUG_PACKAGE_SCANNING) { 9915 if (chatty) 9916 Log.d(TAG, "Registered content provider: " + names[j] 9917 + ", className = " + p.info.name + ", isSyncable = " 9918 + p.info.isSyncable); 9919 } 9920 } else { 9921 PackageParser.Provider other = mProvidersByAuthority.get(names[j]); 9922 Slog.w(TAG, "Skipping provider name " + names[j] + 9923 " (in package " + pkg.applicationInfo.packageName + 9924 "): name already used by " 9925 + ((other != null && other.getComponentName() != null) 9926 ? other.getComponentName().getPackageName() : "?")); 9927 } 9928 } 9929 } 9930 if (chatty) { 9931 if (r == null) { 9932 r = new StringBuilder(256); 9933 } else { 9934 r.append(' '); 9935 } 9936 r.append(p.info.name); 9937 } 9938 } 9939 if (r != null) { 9940 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Providers: " + r); 9941 } 9942 9943 N = pkg.services.size(); 9944 r = null; 9945 for (i=0; i<N; i++) { 9946 PackageParser.Service s = pkg.services.get(i); 9947 s.info.processName = fixProcessName(pkg.applicationInfo.processName, 9948 s.info.processName); 9949 mServices.addService(s); 9950 if (chatty) { 9951 if (r == null) { 9952 r = new StringBuilder(256); 9953 } else { 9954 r.append(' '); 9955 } 9956 r.append(s.info.name); 9957 } 9958 } 9959 if (r != null) { 9960 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Services: " + r); 9961 } 9962 9963 N = pkg.receivers.size(); 9964 r = null; 9965 for (i=0; i<N; i++) { 9966 PackageParser.Activity a = pkg.receivers.get(i); 9967 a.info.processName = fixProcessName(pkg.applicationInfo.processName, 9968 a.info.processName); 9969 mReceivers.addActivity(a, "receiver"); 9970 if (chatty) { 9971 if (r == null) { 9972 r = new StringBuilder(256); 9973 } else { 9974 r.append(' '); 9975 } 9976 r.append(a.info.name); 9977 } 9978 } 9979 if (r != null) { 9980 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Receivers: " + r); 9981 } 9982 9983 N = pkg.activities.size(); 9984 r = null; 9985 for (i=0; i<N; i++) { 9986 PackageParser.Activity a = pkg.activities.get(i); 9987 a.info.processName = fixProcessName(pkg.applicationInfo.processName, 9988 a.info.processName); 9989 mActivities.addActivity(a, "activity"); 9990 if (chatty) { 9991 if (r == null) { 9992 r = new StringBuilder(256); 9993 } else { 9994 r.append(' '); 9995 } 9996 r.append(a.info.name); 9997 } 9998 } 9999 if (r != null) { 10000 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Activities: " + r); 10001 } 10002 10003 N = pkg.permissionGroups.size(); 10004 r = null; 10005 for (i=0; i<N; i++) { 10006 PackageParser.PermissionGroup pg = pkg.permissionGroups.get(i); 10007 PackageParser.PermissionGroup cur = mPermissionGroups.get(pg.info.name); 10008 final String curPackageName = cur == null ? null : cur.info.packageName; 10009 // Dont allow ephemeral apps to define new permission groups. 10010 if (pkg.applicationInfo.isInstantApp()) { 10011 Slog.w(TAG, "Permission group " + pg.info.name + " from package " 10012 + pg.info.packageName 10013 + " ignored: ephemeral apps cannot define new permission groups."); 10014 continue; 10015 } 10016 final boolean isPackageUpdate = pg.info.packageName.equals(curPackageName); 10017 if (cur == null || isPackageUpdate) { 10018 mPermissionGroups.put(pg.info.name, pg); 10019 if (chatty) { 10020 if (r == null) { 10021 r = new StringBuilder(256); 10022 } else { 10023 r.append(' '); 10024 } 10025 if (isPackageUpdate) { 10026 r.append("UPD:"); 10027 } 10028 r.append(pg.info.name); 10029 } 10030 } else { 10031 Slog.w(TAG, "Permission group " + pg.info.name + " from package " 10032 + pg.info.packageName + " ignored: original from " 10033 + cur.info.packageName); 10034 if (chatty) { 10035 if (r == null) { 10036 r = new StringBuilder(256); 10037 } else { 10038 r.append(' '); 10039 } 10040 r.append("DUP:"); 10041 r.append(pg.info.name); 10042 } 10043 } 10044 } 10045 if (r != null) { 10046 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Permission Groups: " + r); 10047 } 10048 10049 N = pkg.permissions.size(); 10050 r = null; 10051 for (i=0; i<N; i++) { 10052 PackageParser.Permission p = pkg.permissions.get(i); 10053 10054 // Dont allow ephemeral apps to define new permissions. 10055 if (pkg.applicationInfo.isInstantApp()) { 10056 Slog.w(TAG, "Permission " + p.info.name + " from package " 10057 + p.info.packageName 10058 + " ignored: ephemeral apps cannot define new permissions."); 10059 continue; 10060 } 10061 10062 // Assume by default that we did not install this permission into the system. 10063 p.info.flags &= ~PermissionInfo.FLAG_INSTALLED; 10064 10065 // Now that permission groups have a special meaning, we ignore permission 10066 // groups for legacy apps to prevent unexpected behavior. In particular, 10067 // permissions for one app being granted to someone just becase they happen 10068 // to be in a group defined by another app (before this had no implications). 10069 if (pkg.applicationInfo.targetSdkVersion > Build.VERSION_CODES.LOLLIPOP_MR1) { 10070 p.group = mPermissionGroups.get(p.info.group); 10071 // Warn for a permission in an unknown group. 10072 if (p.info.group != null && p.group == null) { 10073 Slog.w(TAG, "Permission " + p.info.name + " from package " 10074 + p.info.packageName + " in an unknown group " + p.info.group); 10075 } 10076 } 10077 10078 ArrayMap<String, BasePermission> permissionMap = 10079 p.tree ? mSettings.mPermissionTrees 10080 : mSettings.mPermissions; 10081 BasePermission bp = permissionMap.get(p.info.name); 10082 10083 // Allow system apps to redefine non-system permissions 10084 if (bp != null && !Objects.equals(bp.sourcePackage, p.info.packageName)) { 10085 final boolean currentOwnerIsSystem = (bp.perm != null 10086 && isSystemApp(bp.perm.owner)); 10087 if (isSystemApp(p.owner)) { 10088 if (bp.type == BasePermission.TYPE_BUILTIN && bp.perm == null) { 10089 // It's a built-in permission and no owner, take ownership now 10090 bp.packageSetting = pkgSetting; 10091 bp.perm = p; 10092 bp.uid = pkg.applicationInfo.uid; 10093 bp.sourcePackage = p.info.packageName; 10094 p.info.flags |= PermissionInfo.FLAG_INSTALLED; 10095 } else if (!currentOwnerIsSystem) { 10096 String msg = "New decl " + p.owner + " of permission " 10097 + p.info.name + " is system; overriding " + bp.sourcePackage; 10098 reportSettingsProblem(Log.WARN, msg); 10099 bp = null; 10100 } 10101 } 10102 } 10103 10104 if (bp == null) { 10105 bp = new BasePermission(p.info.name, p.info.packageName, 10106 BasePermission.TYPE_NORMAL); 10107 permissionMap.put(p.info.name, bp); 10108 } 10109 10110 if (bp.perm == null) { 10111 if (bp.sourcePackage == null 10112 || bp.sourcePackage.equals(p.info.packageName)) { 10113 BasePermission tree = findPermissionTreeLP(p.info.name); 10114 if (tree == null 10115 || tree.sourcePackage.equals(p.info.packageName)) { 10116 bp.packageSetting = pkgSetting; 10117 bp.perm = p; 10118 bp.uid = pkg.applicationInfo.uid; 10119 bp.sourcePackage = p.info.packageName; 10120 p.info.flags |= PermissionInfo.FLAG_INSTALLED; 10121 if (chatty) { 10122 if (r == null) { 10123 r = new StringBuilder(256); 10124 } else { 10125 r.append(' '); 10126 } 10127 r.append(p.info.name); 10128 } 10129 } else { 10130 Slog.w(TAG, "Permission " + p.info.name + " from package " 10131 + p.info.packageName + " ignored: base tree " 10132 + tree.name + " is from package " 10133 + tree.sourcePackage); 10134 } 10135 } else { 10136 Slog.w(TAG, "Permission " + p.info.name + " from package " 10137 + p.info.packageName + " ignored: original from " 10138 + bp.sourcePackage); 10139 } 10140 } else if (chatty) { 10141 if (r == null) { 10142 r = new StringBuilder(256); 10143 } else { 10144 r.append(' '); 10145 } 10146 r.append("DUP:"); 10147 r.append(p.info.name); 10148 } 10149 if (bp.perm == p) { 10150 bp.protectionLevel = p.info.protectionLevel; 10151 } 10152 } 10153 10154 if (r != null) { 10155 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Permissions: " + r); 10156 } 10157 10158 N = pkg.instrumentation.size(); 10159 r = null; 10160 for (i=0; i<N; i++) { 10161 PackageParser.Instrumentation a = pkg.instrumentation.get(i); 10162 a.info.packageName = pkg.applicationInfo.packageName; 10163 a.info.sourceDir = pkg.applicationInfo.sourceDir; 10164 a.info.publicSourceDir = pkg.applicationInfo.publicSourceDir; 10165 a.info.splitNames = pkg.splitNames; 10166 a.info.splitSourceDirs = pkg.applicationInfo.splitSourceDirs; 10167 a.info.splitPublicSourceDirs = pkg.applicationInfo.splitPublicSourceDirs; 10168 a.info.splitDependencies = pkg.applicationInfo.splitDependencies; 10169 a.info.dataDir = pkg.applicationInfo.dataDir; 10170 a.info.deviceProtectedDataDir = pkg.applicationInfo.deviceProtectedDataDir; 10171 a.info.credentialProtectedDataDir = pkg.applicationInfo.credentialProtectedDataDir; 10172 a.info.nativeLibraryDir = pkg.applicationInfo.nativeLibraryDir; 10173 a.info.secondaryNativeLibraryDir = pkg.applicationInfo.secondaryNativeLibraryDir; 10174 mInstrumentation.put(a.getComponentName(), a); 10175 if (chatty) { 10176 if (r == null) { 10177 r = new StringBuilder(256); 10178 } else { 10179 r.append(' '); 10180 } 10181 r.append(a.info.name); 10182 } 10183 } 10184 if (r != null) { 10185 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Instrumentation: " + r); 10186 } 10187 10188 if (pkg.protectedBroadcasts != null) { 10189 N = pkg.protectedBroadcasts.size(); 10190 for (i=0; i<N; i++) { 10191 mProtectedBroadcasts.add(pkg.protectedBroadcasts.get(i)); 10192 } 10193 } 10194 10195 // Create idmap files for pairs of (packages, overlay packages). 10196 // Note: "android", ie framework-res.apk, is handled by native layers. 10197 if (pkg.mOverlayTarget != null) { 10198 // This is an overlay package. 10199 if (pkg.mOverlayTarget != null && !pkg.mOverlayTarget.equals("android")) { 10200 if (!mOverlays.containsKey(pkg.mOverlayTarget)) { 10201 mOverlays.put(pkg.mOverlayTarget, 10202 new ArrayMap<String, PackageParser.Package>()); 10203 } 10204 ArrayMap<String, PackageParser.Package> map = mOverlays.get(pkg.mOverlayTarget); 10205 map.put(pkg.packageName, pkg); 10206 PackageParser.Package orig = mPackages.get(pkg.mOverlayTarget); 10207 if (orig != null && !createIdmapForPackagePairLI(orig, pkg)) { 10208 createIdmapFailed = true; 10209 } 10210 } 10211 } else if (mOverlays.containsKey(pkg.packageName) && 10212 !pkg.packageName.equals("android")) { 10213 // This is a regular package, with one or more known overlay packages. 10214 createIdmapsForPackageLI(pkg); 10215 } 10216 } 10217 10218 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 10219 10220 if (createIdmapFailed) { 10221 throw new PackageManagerException(INSTALL_FAILED_UPDATE_INCOMPATIBLE, 10222 "scanPackageLI failed to createIdmap"); 10223 } 10224 } 10225 10226 private static void maybeRenameForeignDexMarkers(PackageParser.Package existing, 10227 PackageParser.Package update, int[] userIds) { 10228 if (existing.applicationInfo == null || update.applicationInfo == null) { 10229 // This isn't due to an app installation. 10230 return; 10231 } 10232 10233 final File oldCodePath = new File(existing.applicationInfo.getCodePath()); 10234 final File newCodePath = new File(update.applicationInfo.getCodePath()); 10235 10236 // The codePath hasn't changed, so there's nothing for us to do. 10237 if (Objects.equals(oldCodePath, newCodePath)) { 10238 return; 10239 } 10240 10241 File canonicalNewCodePath; 10242 try { 10243 canonicalNewCodePath = new File(PackageManagerServiceUtils.realpath(newCodePath)); 10244 } catch (IOException e) { 10245 Slog.w(TAG, "Failed to get canonical path.", e); 10246 return; 10247 } 10248 10249 // This is a bit of a hack. The oldCodePath doesn't exist at this point (because 10250 // we've already renamed / deleted it) so we cannot call realpath on it. Here we assume 10251 // that the last component of the path (i.e, the name) doesn't need canonicalization 10252 // (i.e, that it isn't ".", ".." or a symbolic link). This is a valid assumption for now 10253 // but may change in the future. Hopefully this function won't exist at that point. 10254 final File canonicalOldCodePath = new File(canonicalNewCodePath.getParentFile(), 10255 oldCodePath.getName()); 10256 10257 // Calculate the prefixes of the markers. These are just the paths with "/" replaced 10258 // with "@". 10259 String oldMarkerPrefix = canonicalOldCodePath.getAbsolutePath().replace('/', '@'); 10260 if (!oldMarkerPrefix.endsWith("@")) { 10261 oldMarkerPrefix += "@"; 10262 } 10263 String newMarkerPrefix = canonicalNewCodePath.getAbsolutePath().replace('/', '@'); 10264 if (!newMarkerPrefix.endsWith("@")) { 10265 newMarkerPrefix += "@"; 10266 } 10267 10268 List<String> updatedPaths = update.getAllCodePathsExcludingResourceOnly(); 10269 List<String> markerSuffixes = new ArrayList<String>(updatedPaths.size()); 10270 for (String updatedPath : updatedPaths) { 10271 String updatedPathName = new File(updatedPath).getName(); 10272 markerSuffixes.add(updatedPathName.replace('/', '@')); 10273 } 10274 10275 for (int userId : userIds) { 10276 File profileDir = Environment.getDataProfilesDeForeignDexDirectory(userId); 10277 10278 for (String markerSuffix : markerSuffixes) { 10279 File oldForeignUseMark = new File(profileDir, oldMarkerPrefix + markerSuffix); 10280 File newForeignUseMark = new File(profileDir, newMarkerPrefix + markerSuffix); 10281 if (oldForeignUseMark.exists()) { 10282 try { 10283 Os.rename(oldForeignUseMark.getAbsolutePath(), 10284 newForeignUseMark.getAbsolutePath()); 10285 } catch (ErrnoException e) { 10286 Slog.w(TAG, "Failed to rename foreign use marker", e); 10287 oldForeignUseMark.delete(); 10288 } 10289 } 10290 } 10291 } 10292 } 10293 10294 /** 10295 * Derive the ABI of a non-system package located at {@code scanFile}. This information 10296 * is derived purely on the basis of the contents of {@code scanFile} and 10297 * {@code cpuAbiOverride}. 10298 * 10299 * If {@code extractLibs} is true, native libraries are extracted from the app if required. 10300 */ 10301 private static void derivePackageAbi(PackageParser.Package pkg, File scanFile, 10302 String cpuAbiOverride, boolean extractLibs, 10303 File appLib32InstallDir) 10304 throws PackageManagerException { 10305 // Give ourselves some initial paths; we'll come back for another 10306 // pass once we've determined ABI below. 10307 setNativeLibraryPaths(pkg, appLib32InstallDir); 10308 10309 // We would never need to extract libs for forward-locked and external packages, 10310 // since the container service will do it for us. We shouldn't attempt to 10311 // extract libs from system app when it was not updated. 10312 if (pkg.isForwardLocked() || pkg.applicationInfo.isExternalAsec() || 10313 (isSystemApp(pkg) && !pkg.isUpdatedSystemApp())) { 10314 extractLibs = false; 10315 } 10316 10317 final String nativeLibraryRootStr = pkg.applicationInfo.nativeLibraryRootDir; 10318 final boolean useIsaSpecificSubdirs = pkg.applicationInfo.nativeLibraryRootRequiresIsa; 10319 10320 NativeLibraryHelper.Handle handle = null; 10321 try { 10322 handle = NativeLibraryHelper.Handle.create(pkg); 10323 // TODO(multiArch): This can be null for apps that didn't go through the 10324 // usual installation process. We can calculate it again, like we 10325 // do during install time. 10326 // 10327 // TODO(multiArch): Why do we need to rescan ASEC apps again ? It seems totally 10328 // unnecessary. 10329 final File nativeLibraryRoot = new File(nativeLibraryRootStr); 10330 10331 // Null out the abis so that they can be recalculated. 10332 pkg.applicationInfo.primaryCpuAbi = null; 10333 pkg.applicationInfo.secondaryCpuAbi = null; 10334 if (isMultiArch(pkg.applicationInfo)) { 10335 // Warn if we've set an abiOverride for multi-lib packages.. 10336 // By definition, we need to copy both 32 and 64 bit libraries for 10337 // such packages. 10338 if (pkg.cpuAbiOverride != null 10339 && !NativeLibraryHelper.CLEAR_ABI_OVERRIDE.equals(pkg.cpuAbiOverride)) { 10340 Slog.w(TAG, "Ignoring abiOverride for multi arch application."); 10341 } 10342 10343 int abi32 = PackageManager.NO_NATIVE_LIBRARIES; 10344 int abi64 = PackageManager.NO_NATIVE_LIBRARIES; 10345 if (Build.SUPPORTED_32_BIT_ABIS.length > 0) { 10346 if (extractLibs) { 10347 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "copyNativeBinaries"); 10348 abi32 = NativeLibraryHelper.copyNativeBinariesForSupportedAbi(handle, 10349 nativeLibraryRoot, Build.SUPPORTED_32_BIT_ABIS, 10350 useIsaSpecificSubdirs); 10351 } else { 10352 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "findSupportedAbi"); 10353 abi32 = NativeLibraryHelper.findSupportedAbi(handle, Build.SUPPORTED_32_BIT_ABIS); 10354 } 10355 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 10356 } 10357 10358 maybeThrowExceptionForMultiArchCopy( 10359 "Error unpackaging 32 bit native libs for multiarch app.", abi32); 10360 10361 if (Build.SUPPORTED_64_BIT_ABIS.length > 0) { 10362 if (extractLibs) { 10363 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "copyNativeBinaries"); 10364 abi64 = NativeLibraryHelper.copyNativeBinariesForSupportedAbi(handle, 10365 nativeLibraryRoot, Build.SUPPORTED_64_BIT_ABIS, 10366 useIsaSpecificSubdirs); 10367 } else { 10368 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "findSupportedAbi"); 10369 abi64 = NativeLibraryHelper.findSupportedAbi(handle, Build.SUPPORTED_64_BIT_ABIS); 10370 } 10371 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 10372 } 10373 10374 maybeThrowExceptionForMultiArchCopy( 10375 "Error unpackaging 64 bit native libs for multiarch app.", abi64); 10376 10377 if (abi64 >= 0) { 10378 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[abi64]; 10379 } 10380 10381 if (abi32 >= 0) { 10382 final String abi = Build.SUPPORTED_32_BIT_ABIS[abi32]; 10383 if (abi64 >= 0) { 10384 if (pkg.use32bitAbi) { 10385 pkg.applicationInfo.secondaryCpuAbi = pkg.applicationInfo.primaryCpuAbi; 10386 pkg.applicationInfo.primaryCpuAbi = abi; 10387 } else { 10388 pkg.applicationInfo.secondaryCpuAbi = abi; 10389 } 10390 } else { 10391 pkg.applicationInfo.primaryCpuAbi = abi; 10392 } 10393 } 10394 10395 } else { 10396 String[] abiList = (cpuAbiOverride != null) ? 10397 new String[] { cpuAbiOverride } : Build.SUPPORTED_ABIS; 10398 10399 // Enable gross and lame hacks for apps that are built with old 10400 // SDK tools. We must scan their APKs for renderscript bitcode and 10401 // not launch them if it's present. Don't bother checking on devices 10402 // that don't have 64 bit support. 10403 boolean needsRenderScriptOverride = false; 10404 if (Build.SUPPORTED_64_BIT_ABIS.length > 0 && cpuAbiOverride == null && 10405 NativeLibraryHelper.hasRenderscriptBitcode(handle)) { 10406 abiList = Build.SUPPORTED_32_BIT_ABIS; 10407 needsRenderScriptOverride = true; 10408 } 10409 10410 final int copyRet; 10411 if (extractLibs) { 10412 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "copyNativeBinaries"); 10413 copyRet = NativeLibraryHelper.copyNativeBinariesForSupportedAbi(handle, 10414 nativeLibraryRoot, abiList, useIsaSpecificSubdirs); 10415 } else { 10416 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "findSupportedAbi"); 10417 copyRet = NativeLibraryHelper.findSupportedAbi(handle, abiList); 10418 } 10419 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 10420 10421 if (copyRet < 0 && copyRet != PackageManager.NO_NATIVE_LIBRARIES) { 10422 throw new PackageManagerException(INSTALL_FAILED_INTERNAL_ERROR, 10423 "Error unpackaging native libs for app, errorCode=" + copyRet); 10424 } 10425 10426 if (copyRet >= 0) { 10427 pkg.applicationInfo.primaryCpuAbi = abiList[copyRet]; 10428 } else if (copyRet == PackageManager.NO_NATIVE_LIBRARIES && cpuAbiOverride != null) { 10429 pkg.applicationInfo.primaryCpuAbi = cpuAbiOverride; 10430 } else if (needsRenderScriptOverride) { 10431 pkg.applicationInfo.primaryCpuAbi = abiList[0]; 10432 } 10433 } 10434 } catch (IOException ioe) { 10435 Slog.e(TAG, "Unable to get canonical file " + ioe.toString()); 10436 } finally { 10437 IoUtils.closeQuietly(handle); 10438 } 10439 10440 // Now that we've calculated the ABIs and determined if it's an internal app, 10441 // we will go ahead and populate the nativeLibraryPath. 10442 setNativeLibraryPaths(pkg, appLib32InstallDir); 10443 } 10444 10445 /** 10446 * Adjusts ABIs for a set of packages belonging to a shared user so that they all match. 10447 * i.e, so that all packages can be run inside a single process if required. 10448 * 10449 * Optionally, callers can pass in a parsed package via {@code newPackage} in which case 10450 * this function will either try and make the ABI for all packages in {@code packagesForUser} 10451 * match {@code scannedPackage} or will update the ABI of {@code scannedPackage} to match 10452 * the ABI selected for {@code packagesForUser}. This variant is used when installing or 10453 * updating a package that belongs to a shared user. 10454 * 10455 * NOTE: We currently only match for the primary CPU abi string. Matching the secondary 10456 * adds unnecessary complexity. 10457 */ 10458 private void adjustCpuAbisForSharedUserLPw(Set<PackageSetting> packagesForUser, 10459 PackageParser.Package scannedPackage) { 10460 String requiredInstructionSet = null; 10461 if (scannedPackage != null && scannedPackage.applicationInfo.primaryCpuAbi != null) { 10462 requiredInstructionSet = VMRuntime.getInstructionSet( 10463 scannedPackage.applicationInfo.primaryCpuAbi); 10464 } 10465 10466 PackageSetting requirer = null; 10467 for (PackageSetting ps : packagesForUser) { 10468 // If packagesForUser contains scannedPackage, we skip it. This will happen 10469 // when scannedPackage is an update of an existing package. Without this check, 10470 // we will never be able to change the ABI of any package belonging to a shared 10471 // user, even if it's compatible with other packages. 10472 if (scannedPackage == null || !scannedPackage.packageName.equals(ps.name)) { 10473 if (ps.primaryCpuAbiString == null) { 10474 continue; 10475 } 10476 10477 final String instructionSet = VMRuntime.getInstructionSet(ps.primaryCpuAbiString); 10478 if (requiredInstructionSet != null && !instructionSet.equals(requiredInstructionSet)) { 10479 // We have a mismatch between instruction sets (say arm vs arm64) warn about 10480 // this but there's not much we can do. 10481 String errorMessage = "Instruction set mismatch, " 10482 + ((requirer == null) ? "[caller]" : requirer) 10483 + " requires " + requiredInstructionSet + " whereas " + ps 10484 + " requires " + instructionSet; 10485 Slog.w(TAG, errorMessage); 10486 } 10487 10488 if (requiredInstructionSet == null) { 10489 requiredInstructionSet = instructionSet; 10490 requirer = ps; 10491 } 10492 } 10493 } 10494 10495 if (requiredInstructionSet != null) { 10496 String adjustedAbi; 10497 if (requirer != null) { 10498 // requirer != null implies that either scannedPackage was null or that scannedPackage 10499 // did not require an ABI, in which case we have to adjust scannedPackage to match 10500 // the ABI of the set (which is the same as requirer's ABI) 10501 adjustedAbi = requirer.primaryCpuAbiString; 10502 if (scannedPackage != null) { 10503 scannedPackage.applicationInfo.primaryCpuAbi = adjustedAbi; 10504 } 10505 } else { 10506 // requirer == null implies that we're updating all ABIs in the set to 10507 // match scannedPackage. 10508 adjustedAbi = scannedPackage.applicationInfo.primaryCpuAbi; 10509 } 10510 10511 for (PackageSetting ps : packagesForUser) { 10512 if (scannedPackage == null || !scannedPackage.packageName.equals(ps.name)) { 10513 if (ps.primaryCpuAbiString != null) { 10514 continue; 10515 } 10516 10517 ps.primaryCpuAbiString = adjustedAbi; 10518 if (ps.pkg != null && ps.pkg.applicationInfo != null && 10519 !TextUtils.equals(adjustedAbi, ps.pkg.applicationInfo.primaryCpuAbi)) { 10520 ps.pkg.applicationInfo.primaryCpuAbi = adjustedAbi; 10521 Slog.i(TAG, "Adjusting ABI for " + ps.name + " to " + adjustedAbi 10522 + " (requirer=" 10523 + (requirer == null ? "null" : requirer.pkg.packageName) 10524 + ", scannedPackage=" 10525 + (scannedPackage != null ? scannedPackage.packageName : "null") 10526 + ")"); 10527 try { 10528 mInstaller.rmdex(ps.codePathString, 10529 getDexCodeInstructionSet(getPreferredInstructionSet())); 10530 } catch (InstallerException ignored) { 10531 } 10532 } 10533 } 10534 } 10535 } 10536 } 10537 10538 private void setUpCustomResolverActivity(PackageParser.Package pkg) { 10539 synchronized (mPackages) { 10540 mResolverReplaced = true; 10541 // Set up information for custom user intent resolution activity. 10542 mResolveActivity.applicationInfo = pkg.applicationInfo; 10543 mResolveActivity.name = mCustomResolverComponentName.getClassName(); 10544 mResolveActivity.packageName = pkg.applicationInfo.packageName; 10545 mResolveActivity.processName = pkg.applicationInfo.packageName; 10546 mResolveActivity.launchMode = ActivityInfo.LAUNCH_MULTIPLE; 10547 mResolveActivity.flags = ActivityInfo.FLAG_EXCLUDE_FROM_RECENTS | 10548 ActivityInfo.FLAG_FINISH_ON_CLOSE_SYSTEM_DIALOGS; 10549 mResolveActivity.theme = 0; 10550 mResolveActivity.exported = true; 10551 mResolveActivity.enabled = true; 10552 mResolveInfo.activityInfo = mResolveActivity; 10553 mResolveInfo.priority = 0; 10554 mResolveInfo.preferredOrder = 0; 10555 mResolveInfo.match = 0; 10556 mResolveComponentName = mCustomResolverComponentName; 10557 Slog.i(TAG, "Replacing default ResolverActivity with custom activity: " + 10558 mResolveComponentName); 10559 } 10560 } 10561 10562 private void setUpEphemeralInstallerActivityLP(ComponentName installerComponent) { 10563 if (installerComponent == null) { 10564 if (DEBUG_EPHEMERAL) { 10565 Slog.d(TAG, "Clear ephemeral installer activity"); 10566 } 10567 mEphemeralInstallerActivity.applicationInfo = null; 10568 return; 10569 } 10570 10571 if (DEBUG_EPHEMERAL) { 10572 Slog.d(TAG, "Set ephemeral installer activity: " + installerComponent); 10573 } 10574 final PackageParser.Package pkg = mPackages.get(installerComponent.getPackageName()); 10575 // Set up information for ephemeral installer activity 10576 mEphemeralInstallerActivity.applicationInfo = pkg.applicationInfo; 10577 mEphemeralInstallerActivity.name = installerComponent.getClassName(); 10578 mEphemeralInstallerActivity.packageName = pkg.applicationInfo.packageName; 10579 mEphemeralInstallerActivity.processName = pkg.applicationInfo.packageName; 10580 mEphemeralInstallerActivity.launchMode = ActivityInfo.LAUNCH_MULTIPLE; 10581 mEphemeralInstallerActivity.flags = ActivityInfo.FLAG_EXCLUDE_FROM_RECENTS 10582 | ActivityInfo.FLAG_FINISH_ON_CLOSE_SYSTEM_DIALOGS; 10583 mEphemeralInstallerActivity.theme = 0; 10584 mEphemeralInstallerActivity.exported = true; 10585 mEphemeralInstallerActivity.enabled = true; 10586 mEphemeralInstallerInfo.activityInfo = mEphemeralInstallerActivity; 10587 mEphemeralInstallerInfo.priority = 0; 10588 mEphemeralInstallerInfo.preferredOrder = 1; 10589 mEphemeralInstallerInfo.isDefault = true; 10590 mEphemeralInstallerInfo.match = IntentFilter.MATCH_CATEGORY_SCHEME_SPECIFIC_PART 10591 | IntentFilter.MATCH_ADJUSTMENT_NORMAL; 10592 } 10593 10594 private static String calculateBundledApkRoot(final String codePathString) { 10595 final File codePath = new File(codePathString); 10596 final File codeRoot; 10597 if (FileUtils.contains(Environment.getRootDirectory(), codePath)) { 10598 codeRoot = Environment.getRootDirectory(); 10599 } else if (FileUtils.contains(Environment.getOemDirectory(), codePath)) { 10600 codeRoot = Environment.getOemDirectory(); 10601 } else if (FileUtils.contains(Environment.getVendorDirectory(), codePath)) { 10602 codeRoot = Environment.getVendorDirectory(); 10603 } else { 10604 // Unrecognized code path; take its top real segment as the apk root: 10605 // e.g. /something/app/blah.apk => /something 10606 try { 10607 File f = codePath.getCanonicalFile(); 10608 File parent = f.getParentFile(); // non-null because codePath is a file 10609 File tmp; 10610 while ((tmp = parent.getParentFile()) != null) { 10611 f = parent; 10612 parent = tmp; 10613 } 10614 codeRoot = f; 10615 Slog.w(TAG, "Unrecognized code path " 10616 + codePath + " - using " + codeRoot); 10617 } catch (IOException e) { 10618 // Can't canonicalize the code path -- shenanigans? 10619 Slog.w(TAG, "Can't canonicalize code path " + codePath); 10620 return Environment.getRootDirectory().getPath(); 10621 } 10622 } 10623 return codeRoot.getPath(); 10624 } 10625 10626 /** 10627 * Derive and set the location of native libraries for the given package, 10628 * which varies depending on where and how the package was installed. 10629 */ 10630 private static void setNativeLibraryPaths(PackageParser.Package pkg, File appLib32InstallDir) { 10631 final ApplicationInfo info = pkg.applicationInfo; 10632 final String codePath = pkg.codePath; 10633 final File codeFile = new File(codePath); 10634 final boolean bundledApp = info.isSystemApp() && !info.isUpdatedSystemApp(); 10635 final boolean asecApp = info.isForwardLocked() || info.isExternalAsec(); 10636 10637 info.nativeLibraryRootDir = null; 10638 info.nativeLibraryRootRequiresIsa = false; 10639 info.nativeLibraryDir = null; 10640 info.secondaryNativeLibraryDir = null; 10641 10642 if (isApkFile(codeFile)) { 10643 // Monolithic install 10644 if (bundledApp) { 10645 // If "/system/lib64/apkname" exists, assume that is the per-package 10646 // native library directory to use; otherwise use "/system/lib/apkname". 10647 final String apkRoot = calculateBundledApkRoot(info.sourceDir); 10648 final boolean is64Bit = VMRuntime.is64BitInstructionSet( 10649 getPrimaryInstructionSet(info)); 10650 10651 // This is a bundled system app so choose the path based on the ABI. 10652 // if it's a 64 bit abi, use lib64 otherwise use lib32. Note that this 10653 // is just the default path. 10654 final String apkName = deriveCodePathName(codePath); 10655 final String libDir = is64Bit ? LIB64_DIR_NAME : LIB_DIR_NAME; 10656 info.nativeLibraryRootDir = Environment.buildPath(new File(apkRoot), libDir, 10657 apkName).getAbsolutePath(); 10658 10659 if (info.secondaryCpuAbi != null) { 10660 final String secondaryLibDir = is64Bit ? LIB_DIR_NAME : LIB64_DIR_NAME; 10661 info.secondaryNativeLibraryDir = Environment.buildPath(new File(apkRoot), 10662 secondaryLibDir, apkName).getAbsolutePath(); 10663 } 10664 } else if (asecApp) { 10665 info.nativeLibraryRootDir = new File(codeFile.getParentFile(), LIB_DIR_NAME) 10666 .getAbsolutePath(); 10667 } else { 10668 final String apkName = deriveCodePathName(codePath); 10669 info.nativeLibraryRootDir = new File(appLib32InstallDir, apkName) 10670 .getAbsolutePath(); 10671 } 10672 10673 info.nativeLibraryRootRequiresIsa = false; 10674 info.nativeLibraryDir = info.nativeLibraryRootDir; 10675 } else { 10676 // Cluster install 10677 info.nativeLibraryRootDir = new File(codeFile, LIB_DIR_NAME).getAbsolutePath(); 10678 info.nativeLibraryRootRequiresIsa = true; 10679 10680 info.nativeLibraryDir = new File(info.nativeLibraryRootDir, 10681 getPrimaryInstructionSet(info)).getAbsolutePath(); 10682 10683 if (info.secondaryCpuAbi != null) { 10684 info.secondaryNativeLibraryDir = new File(info.nativeLibraryRootDir, 10685 VMRuntime.getInstructionSet(info.secondaryCpuAbi)).getAbsolutePath(); 10686 } 10687 } 10688 } 10689 10690 /** 10691 * Calculate the abis and roots for a bundled app. These can uniquely 10692 * be determined from the contents of the system partition, i.e whether 10693 * it contains 64 or 32 bit shared libraries etc. We do not validate any 10694 * of this information, and instead assume that the system was built 10695 * sensibly. 10696 */ 10697 private static void setBundledAppAbisAndRoots(PackageParser.Package pkg, 10698 PackageSetting pkgSetting) { 10699 final String apkName = deriveCodePathName(pkg.applicationInfo.getCodePath()); 10700 10701 // If "/system/lib64/apkname" exists, assume that is the per-package 10702 // native library directory to use; otherwise use "/system/lib/apkname". 10703 final String apkRoot = calculateBundledApkRoot(pkg.applicationInfo.sourceDir); 10704 setBundledAppAbi(pkg, apkRoot, apkName); 10705 // pkgSetting might be null during rescan following uninstall of updates 10706 // to a bundled app, so accommodate that possibility. The settings in 10707 // that case will be established later from the parsed package. 10708 // 10709 // If the settings aren't null, sync them up with what we've just derived. 10710 // note that apkRoot isn't stored in the package settings. 10711 if (pkgSetting != null) { 10712 pkgSetting.primaryCpuAbiString = pkg.applicationInfo.primaryCpuAbi; 10713 pkgSetting.secondaryCpuAbiString = pkg.applicationInfo.secondaryCpuAbi; 10714 } 10715 } 10716 10717 /** 10718 * Deduces the ABI of a bundled app and sets the relevant fields on the 10719 * parsed pkg object. 10720 * 10721 * @param apkRoot the root of the installed apk, something like {@code /system} or {@code /oem} 10722 * under which system libraries are installed. 10723 * @param apkName the name of the installed package. 10724 */ 10725 private static void setBundledAppAbi(PackageParser.Package pkg, String apkRoot, String apkName) { 10726 final File codeFile = new File(pkg.codePath); 10727 10728 final boolean has64BitLibs; 10729 final boolean has32BitLibs; 10730 if (isApkFile(codeFile)) { 10731 // Monolithic install 10732 has64BitLibs = (new File(apkRoot, new File(LIB64_DIR_NAME, apkName).getPath())).exists(); 10733 has32BitLibs = (new File(apkRoot, new File(LIB_DIR_NAME, apkName).getPath())).exists(); 10734 } else { 10735 // Cluster install 10736 final File rootDir = new File(codeFile, LIB_DIR_NAME); 10737 if (!ArrayUtils.isEmpty(Build.SUPPORTED_64_BIT_ABIS) 10738 && !TextUtils.isEmpty(Build.SUPPORTED_64_BIT_ABIS[0])) { 10739 final String isa = VMRuntime.getInstructionSet(Build.SUPPORTED_64_BIT_ABIS[0]); 10740 has64BitLibs = (new File(rootDir, isa)).exists(); 10741 } else { 10742 has64BitLibs = false; 10743 } 10744 if (!ArrayUtils.isEmpty(Build.SUPPORTED_32_BIT_ABIS) 10745 && !TextUtils.isEmpty(Build.SUPPORTED_32_BIT_ABIS[0])) { 10746 final String isa = VMRuntime.getInstructionSet(Build.SUPPORTED_32_BIT_ABIS[0]); 10747 has32BitLibs = (new File(rootDir, isa)).exists(); 10748 } else { 10749 has32BitLibs = false; 10750 } 10751 } 10752 10753 if (has64BitLibs && !has32BitLibs) { 10754 // The package has 64 bit libs, but not 32 bit libs. Its primary 10755 // ABI should be 64 bit. We can safely assume here that the bundled 10756 // native libraries correspond to the most preferred ABI in the list. 10757 10758 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[0]; 10759 pkg.applicationInfo.secondaryCpuAbi = null; 10760 } else if (has32BitLibs && !has64BitLibs) { 10761 // The package has 32 bit libs but not 64 bit libs. Its primary 10762 // ABI should be 32 bit. 10763 10764 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_32_BIT_ABIS[0]; 10765 pkg.applicationInfo.secondaryCpuAbi = null; 10766 } else if (has32BitLibs && has64BitLibs) { 10767 // The application has both 64 and 32 bit bundled libraries. We check 10768 // here that the app declares multiArch support, and warn if it doesn't. 10769 // 10770 // We will be lenient here and record both ABIs. The primary will be the 10771 // ABI that's higher on the list, i.e, a device that's configured to prefer 10772 // 64 bit apps will see a 64 bit primary ABI, 10773 10774 if ((pkg.applicationInfo.flags & ApplicationInfo.FLAG_MULTIARCH) == 0) { 10775 Slog.e(TAG, "Package " + pkg + " has multiple bundled libs, but is not multiarch."); 10776 } 10777 10778 if (VMRuntime.is64BitInstructionSet(getPreferredInstructionSet())) { 10779 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[0]; 10780 pkg.applicationInfo.secondaryCpuAbi = Build.SUPPORTED_32_BIT_ABIS[0]; 10781 } else { 10782 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_32_BIT_ABIS[0]; 10783 pkg.applicationInfo.secondaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[0]; 10784 } 10785 } else { 10786 pkg.applicationInfo.primaryCpuAbi = null; 10787 pkg.applicationInfo.secondaryCpuAbi = null; 10788 } 10789 } 10790 10791 private void killApplication(String pkgName, int appId, String reason) { 10792 killApplication(pkgName, appId, UserHandle.USER_ALL, reason); 10793 } 10794 10795 private void killApplication(String pkgName, int appId, int userId, String reason) { 10796 // Request the ActivityManager to kill the process(only for existing packages) 10797 // so that we do not end up in a confused state while the user is still using the older 10798 // version of the application while the new one gets installed. 10799 final long token = Binder.clearCallingIdentity(); 10800 try { 10801 IActivityManager am = ActivityManager.getService(); 10802 if (am != null) { 10803 try { 10804 am.killApplication(pkgName, appId, userId, reason); 10805 } catch (RemoteException e) { 10806 } 10807 } 10808 } finally { 10809 Binder.restoreCallingIdentity(token); 10810 } 10811 } 10812 10813 private void removePackageLI(PackageParser.Package pkg, boolean chatty) { 10814 // Remove the parent package setting 10815 PackageSetting ps = (PackageSetting) pkg.mExtras; 10816 if (ps != null) { 10817 removePackageLI(ps, chatty); 10818 } 10819 // Remove the child package setting 10820 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 10821 for (int i = 0; i < childCount; i++) { 10822 PackageParser.Package childPkg = pkg.childPackages.get(i); 10823 ps = (PackageSetting) childPkg.mExtras; 10824 if (ps != null) { 10825 removePackageLI(ps, chatty); 10826 } 10827 } 10828 } 10829 10830 void removePackageLI(PackageSetting ps, boolean chatty) { 10831 if (DEBUG_INSTALL) { 10832 if (chatty) 10833 Log.d(TAG, "Removing package " + ps.name); 10834 } 10835 10836 // writer 10837 synchronized (mPackages) { 10838 mPackages.remove(ps.name); 10839 final PackageParser.Package pkg = ps.pkg; 10840 if (pkg != null) { 10841 cleanPackageDataStructuresLILPw(pkg, chatty); 10842 } 10843 } 10844 } 10845 10846 void removeInstalledPackageLI(PackageParser.Package pkg, boolean chatty) { 10847 if (DEBUG_INSTALL) { 10848 if (chatty) 10849 Log.d(TAG, "Removing package " + pkg.applicationInfo.packageName); 10850 } 10851 10852 // writer 10853 synchronized (mPackages) { 10854 // Remove the parent package 10855 mPackages.remove(pkg.applicationInfo.packageName); 10856 cleanPackageDataStructuresLILPw(pkg, chatty); 10857 10858 // Remove the child packages 10859 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 10860 for (int i = 0; i < childCount; i++) { 10861 PackageParser.Package childPkg = pkg.childPackages.get(i); 10862 mPackages.remove(childPkg.applicationInfo.packageName); 10863 cleanPackageDataStructuresLILPw(childPkg, chatty); 10864 } 10865 } 10866 } 10867 10868 void cleanPackageDataStructuresLILPw(PackageParser.Package pkg, boolean chatty) { 10869 int N = pkg.providers.size(); 10870 StringBuilder r = null; 10871 int i; 10872 for (i=0; i<N; i++) { 10873 PackageParser.Provider p = pkg.providers.get(i); 10874 mProviders.removeProvider(p); 10875 if (p.info.authority == null) { 10876 10877 /* There was another ContentProvider with this authority when 10878 * this app was installed so this authority is null, 10879 * Ignore it as we don't have to unregister the provider. 10880 */ 10881 continue; 10882 } 10883 String names[] = p.info.authority.split(";"); 10884 for (int j = 0; j < names.length; j++) { 10885 if (mProvidersByAuthority.get(names[j]) == p) { 10886 mProvidersByAuthority.remove(names[j]); 10887 if (DEBUG_REMOVE) { 10888 if (chatty) 10889 Log.d(TAG, "Unregistered content provider: " + names[j] 10890 + ", className = " + p.info.name + ", isSyncable = " 10891 + p.info.isSyncable); 10892 } 10893 } 10894 } 10895 if (DEBUG_REMOVE && chatty) { 10896 if (r == null) { 10897 r = new StringBuilder(256); 10898 } else { 10899 r.append(' '); 10900 } 10901 r.append(p.info.name); 10902 } 10903 } 10904 if (r != null) { 10905 if (DEBUG_REMOVE) Log.d(TAG, " Providers: " + r); 10906 } 10907 10908 N = pkg.services.size(); 10909 r = null; 10910 for (i=0; i<N; i++) { 10911 PackageParser.Service s = pkg.services.get(i); 10912 mServices.removeService(s); 10913 if (chatty) { 10914 if (r == null) { 10915 r = new StringBuilder(256); 10916 } else { 10917 r.append(' '); 10918 } 10919 r.append(s.info.name); 10920 } 10921 } 10922 if (r != null) { 10923 if (DEBUG_REMOVE) Log.d(TAG, " Services: " + r); 10924 } 10925 10926 N = pkg.receivers.size(); 10927 r = null; 10928 for (i=0; i<N; i++) { 10929 PackageParser.Activity a = pkg.receivers.get(i); 10930 mReceivers.removeActivity(a, "receiver"); 10931 if (DEBUG_REMOVE && chatty) { 10932 if (r == null) { 10933 r = new StringBuilder(256); 10934 } else { 10935 r.append(' '); 10936 } 10937 r.append(a.info.name); 10938 } 10939 } 10940 if (r != null) { 10941 if (DEBUG_REMOVE) Log.d(TAG, " Receivers: " + r); 10942 } 10943 10944 N = pkg.activities.size(); 10945 r = null; 10946 for (i=0; i<N; i++) { 10947 PackageParser.Activity a = pkg.activities.get(i); 10948 mActivities.removeActivity(a, "activity"); 10949 if (DEBUG_REMOVE && chatty) { 10950 if (r == null) { 10951 r = new StringBuilder(256); 10952 } else { 10953 r.append(' '); 10954 } 10955 r.append(a.info.name); 10956 } 10957 } 10958 if (r != null) { 10959 if (DEBUG_REMOVE) Log.d(TAG, " Activities: " + r); 10960 } 10961 10962 N = pkg.permissions.size(); 10963 r = null; 10964 for (i=0; i<N; i++) { 10965 PackageParser.Permission p = pkg.permissions.get(i); 10966 BasePermission bp = mSettings.mPermissions.get(p.info.name); 10967 if (bp == null) { 10968 bp = mSettings.mPermissionTrees.get(p.info.name); 10969 } 10970 if (bp != null && bp.perm == p) { 10971 bp.perm = null; 10972 if (DEBUG_REMOVE && chatty) { 10973 if (r == null) { 10974 r = new StringBuilder(256); 10975 } else { 10976 r.append(' '); 10977 } 10978 r.append(p.info.name); 10979 } 10980 } 10981 if ((p.info.protectionLevel&PermissionInfo.PROTECTION_FLAG_APPOP) != 0) { 10982 ArraySet<String> appOpPkgs = mAppOpPermissionPackages.get(p.info.name); 10983 if (appOpPkgs != null) { 10984 appOpPkgs.remove(pkg.packageName); 10985 } 10986 } 10987 } 10988 if (r != null) { 10989 if (DEBUG_REMOVE) Log.d(TAG, " Permissions: " + r); 10990 } 10991 10992 N = pkg.requestedPermissions.size(); 10993 r = null; 10994 for (i=0; i<N; i++) { 10995 String perm = pkg.requestedPermissions.get(i); 10996 BasePermission bp = mSettings.mPermissions.get(perm); 10997 if (bp != null && (bp.protectionLevel&PermissionInfo.PROTECTION_FLAG_APPOP) != 0) { 10998 ArraySet<String> appOpPkgs = mAppOpPermissionPackages.get(perm); 10999 if (appOpPkgs != null) { 11000 appOpPkgs.remove(pkg.packageName); 11001 if (appOpPkgs.isEmpty()) { 11002 mAppOpPermissionPackages.remove(perm); 11003 } 11004 } 11005 } 11006 } 11007 if (r != null) { 11008 if (DEBUG_REMOVE) Log.d(TAG, " Permissions: " + r); 11009 } 11010 11011 N = pkg.instrumentation.size(); 11012 r = null; 11013 for (i=0; i<N; i++) { 11014 PackageParser.Instrumentation a = pkg.instrumentation.get(i); 11015 mInstrumentation.remove(a.getComponentName()); 11016 if (DEBUG_REMOVE && chatty) { 11017 if (r == null) { 11018 r = new StringBuilder(256); 11019 } else { 11020 r.append(' '); 11021 } 11022 r.append(a.info.name); 11023 } 11024 } 11025 if (r != null) { 11026 if (DEBUG_REMOVE) Log.d(TAG, " Instrumentation: " + r); 11027 } 11028 11029 r = null; 11030 if ((pkg.applicationInfo.flags&ApplicationInfo.FLAG_SYSTEM) != 0) { 11031 // Only system apps can hold shared libraries. 11032 if (pkg.libraryNames != null) { 11033 for (i = 0; i < pkg.libraryNames.size(); i++) { 11034 String name = pkg.libraryNames.get(i); 11035 if (removeSharedLibraryLPw(name, 0)) { 11036 if (DEBUG_REMOVE && chatty) { 11037 if (r == null) { 11038 r = new StringBuilder(256); 11039 } else { 11040 r.append(' '); 11041 } 11042 r.append(name); 11043 } 11044 } 11045 } 11046 } 11047 } 11048 11049 r = null; 11050 11051 // Any package can hold static shared libraries. 11052 if (pkg.staticSharedLibName != null) { 11053 if (removeSharedLibraryLPw(pkg.staticSharedLibName, pkg.staticSharedLibVersion)) { 11054 if (DEBUG_REMOVE && chatty) { 11055 if (r == null) { 11056 r = new StringBuilder(256); 11057 } else { 11058 r.append(' '); 11059 } 11060 r.append(pkg.staticSharedLibName); 11061 } 11062 } 11063 } 11064 11065 if (r != null) { 11066 if (DEBUG_REMOVE) Log.d(TAG, " Libraries: " + r); 11067 } 11068 } 11069 11070 private static boolean hasPermission(PackageParser.Package pkgInfo, String perm) { 11071 for (int i=pkgInfo.permissions.size()-1; i>=0; i--) { 11072 if (pkgInfo.permissions.get(i).info.name.equals(perm)) { 11073 return true; 11074 } 11075 } 11076 return false; 11077 } 11078 11079 static final int UPDATE_PERMISSIONS_ALL = 1<<0; 11080 static final int UPDATE_PERMISSIONS_REPLACE_PKG = 1<<1; 11081 static final int UPDATE_PERMISSIONS_REPLACE_ALL = 1<<2; 11082 11083 private void updatePermissionsLPw(PackageParser.Package pkg, int flags) { 11084 // Update the parent permissions 11085 updatePermissionsLPw(pkg.packageName, pkg, flags); 11086 // Update the child permissions 11087 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 11088 for (int i = 0; i < childCount; i++) { 11089 PackageParser.Package childPkg = pkg.childPackages.get(i); 11090 updatePermissionsLPw(childPkg.packageName, childPkg, flags); 11091 } 11092 } 11093 11094 private void updatePermissionsLPw(String changingPkg, PackageParser.Package pkgInfo, 11095 int flags) { 11096 final String volumeUuid = (pkgInfo != null) ? getVolumeUuidForPackage(pkgInfo) : null; 11097 updatePermissionsLPw(changingPkg, pkgInfo, volumeUuid, flags); 11098 } 11099 11100 private void updatePermissionsLPw(String changingPkg, 11101 PackageParser.Package pkgInfo, String replaceVolumeUuid, int flags) { 11102 // Make sure there are no dangling permission trees. 11103 Iterator<BasePermission> it = mSettings.mPermissionTrees.values().iterator(); 11104 while (it.hasNext()) { 11105 final BasePermission bp = it.next(); 11106 if (bp.packageSetting == null) { 11107 // We may not yet have parsed the package, so just see if 11108 // we still know about its settings. 11109 bp.packageSetting = mSettings.mPackages.get(bp.sourcePackage); 11110 } 11111 if (bp.packageSetting == null) { 11112 Slog.w(TAG, "Removing dangling permission tree: " + bp.name 11113 + " from package " + bp.sourcePackage); 11114 it.remove(); 11115 } else if (changingPkg != null && changingPkg.equals(bp.sourcePackage)) { 11116 if (pkgInfo == null || !hasPermission(pkgInfo, bp.name)) { 11117 Slog.i(TAG, "Removing old permission tree: " + bp.name 11118 + " from package " + bp.sourcePackage); 11119 flags |= UPDATE_PERMISSIONS_ALL; 11120 it.remove(); 11121 } 11122 } 11123 } 11124 11125 // Make sure all dynamic permissions have been assigned to a package, 11126 // and make sure there are no dangling permissions. 11127 it = mSettings.mPermissions.values().iterator(); 11128 while (it.hasNext()) { 11129 final BasePermission bp = it.next(); 11130 if (bp.type == BasePermission.TYPE_DYNAMIC) { 11131 if (DEBUG_SETTINGS) Log.v(TAG, "Dynamic permission: name=" 11132 + bp.name + " pkg=" + bp.sourcePackage 11133 + " info=" + bp.pendingInfo); 11134 if (bp.packageSetting == null && bp.pendingInfo != null) { 11135 final BasePermission tree = findPermissionTreeLP(bp.name); 11136 if (tree != null && tree.perm != null) { 11137 bp.packageSetting = tree.packageSetting; 11138 bp.perm = new PackageParser.Permission(tree.perm.owner, 11139 new PermissionInfo(bp.pendingInfo)); 11140 bp.perm.info.packageName = tree.perm.info.packageName; 11141 bp.perm.info.name = bp.name; 11142 bp.uid = tree.uid; 11143 } 11144 } 11145 } 11146 if (bp.packageSetting == null) { 11147 // We may not yet have parsed the package, so just see if 11148 // we still know about its settings. 11149 bp.packageSetting = mSettings.mPackages.get(bp.sourcePackage); 11150 } 11151 if (bp.packageSetting == null) { 11152 Slog.w(TAG, "Removing dangling permission: " + bp.name 11153 + " from package " + bp.sourcePackage); 11154 it.remove(); 11155 } else if (changingPkg != null && changingPkg.equals(bp.sourcePackage)) { 11156 if (pkgInfo == null || !hasPermission(pkgInfo, bp.name)) { 11157 Slog.i(TAG, "Removing old permission: " + bp.name 11158 + " from package " + bp.sourcePackage); 11159 flags |= UPDATE_PERMISSIONS_ALL; 11160 it.remove(); 11161 } 11162 } 11163 } 11164 11165 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "grantPermissions"); 11166 // Now update the permissions for all packages, in particular 11167 // replace the granted permissions of the system packages. 11168 if ((flags&UPDATE_PERMISSIONS_ALL) != 0) { 11169 for (PackageParser.Package pkg : mPackages.values()) { 11170 if (pkg != pkgInfo) { 11171 // Only replace for packages on requested volume 11172 final String volumeUuid = getVolumeUuidForPackage(pkg); 11173 final boolean replace = ((flags & UPDATE_PERMISSIONS_REPLACE_ALL) != 0) 11174 && Objects.equals(replaceVolumeUuid, volumeUuid); 11175 grantPermissionsLPw(pkg, replace, changingPkg); 11176 } 11177 } 11178 } 11179 11180 if (pkgInfo != null) { 11181 // Only replace for packages on requested volume 11182 final String volumeUuid = getVolumeUuidForPackage(pkgInfo); 11183 final boolean replace = ((flags & UPDATE_PERMISSIONS_REPLACE_PKG) != 0) 11184 && Objects.equals(replaceVolumeUuid, volumeUuid); 11185 grantPermissionsLPw(pkgInfo, replace, changingPkg); 11186 } 11187 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 11188 } 11189 11190 private void grantPermissionsLPw(PackageParser.Package pkg, boolean replace, 11191 String packageOfInterest) { 11192 // IMPORTANT: There are two types of permissions: install and runtime. 11193 // Install time permissions are granted when the app is installed to 11194 // all device users and users added in the future. Runtime permissions 11195 // are granted at runtime explicitly to specific users. Normal and signature 11196 // protected permissions are install time permissions. Dangerous permissions 11197 // are install permissions if the app's target SDK is Lollipop MR1 or older, 11198 // otherwise they are runtime permissions. This function does not manage 11199 // runtime permissions except for the case an app targeting Lollipop MR1 11200 // being upgraded to target a newer SDK, in which case dangerous permissions 11201 // are transformed from install time to runtime ones. 11202 11203 final PackageSetting ps = (PackageSetting) pkg.mExtras; 11204 if (ps == null) { 11205 return; 11206 } 11207 11208 PermissionsState permissionsState = ps.getPermissionsState(); 11209 PermissionsState origPermissions = permissionsState; 11210 11211 final int[] currentUserIds = UserManagerService.getInstance().getUserIds(); 11212 11213 boolean runtimePermissionsRevoked = false; 11214 int[] changedRuntimePermissionUserIds = EMPTY_INT_ARRAY; 11215 11216 boolean changedInstallPermission = false; 11217 11218 if (replace) { 11219 ps.installPermissionsFixed = false; 11220 if (!ps.isSharedUser()) { 11221 origPermissions = new PermissionsState(permissionsState); 11222 permissionsState.reset(); 11223 } else { 11224 // We need to know only about runtime permission changes since the 11225 // calling code always writes the install permissions state but 11226 // the runtime ones are written only if changed. The only cases of 11227 // changed runtime permissions here are promotion of an install to 11228 // runtime and revocation of a runtime from a shared user. 11229 changedRuntimePermissionUserIds = revokeUnusedSharedUserPermissionsLPw( 11230 ps.sharedUser, UserManagerService.getInstance().getUserIds()); 11231 if (!ArrayUtils.isEmpty(changedRuntimePermissionUserIds)) { 11232 runtimePermissionsRevoked = true; 11233 } 11234 } 11235 } 11236 11237 permissionsState.setGlobalGids(mGlobalGids); 11238 11239 final int N = pkg.requestedPermissions.size(); 11240 for (int i=0; i<N; i++) { 11241 final String name = pkg.requestedPermissions.get(i); 11242 final BasePermission bp = mSettings.mPermissions.get(name); 11243 11244 if (DEBUG_INSTALL) { 11245 Log.i(TAG, "Package " + pkg.packageName + " checking " + name + ": " + bp); 11246 } 11247 11248 if (bp == null || bp.packageSetting == null) { 11249 if (packageOfInterest == null || packageOfInterest.equals(pkg.packageName)) { 11250 Slog.w(TAG, "Unknown permission " + name 11251 + " in package " + pkg.packageName); 11252 } 11253 continue; 11254 } 11255 11256 11257 // Limit ephemeral apps to ephemeral allowed permissions. 11258 if (pkg.applicationInfo.isInstantApp() && !bp.isInstant()) { 11259 Log.i(TAG, "Denying non-ephemeral permission " + bp.name + " for package " 11260 + pkg.packageName); 11261 continue; 11262 } 11263 11264 final String perm = bp.name; 11265 boolean allowedSig = false; 11266 int grant = GRANT_DENIED; 11267 11268 // Keep track of app op permissions. 11269 if ((bp.protectionLevel & PermissionInfo.PROTECTION_FLAG_APPOP) != 0) { 11270 ArraySet<String> pkgs = mAppOpPermissionPackages.get(bp.name); 11271 if (pkgs == null) { 11272 pkgs = new ArraySet<>(); 11273 mAppOpPermissionPackages.put(bp.name, pkgs); 11274 } 11275 pkgs.add(pkg.packageName); 11276 } 11277 11278 final int level = bp.protectionLevel & PermissionInfo.PROTECTION_MASK_BASE; 11279 final boolean appSupportsRuntimePermissions = pkg.applicationInfo.targetSdkVersion 11280 >= Build.VERSION_CODES.M; 11281 switch (level) { 11282 case PermissionInfo.PROTECTION_NORMAL: { 11283 // For all apps normal permissions are install time ones. 11284 grant = GRANT_INSTALL; 11285 } break; 11286 11287 case PermissionInfo.PROTECTION_DANGEROUS: { 11288 // If a permission review is required for legacy apps we represent 11289 // their permissions as always granted runtime ones since we need 11290 // to keep the review required permission flag per user while an 11291 // install permission's state is shared across all users. 11292 if (!appSupportsRuntimePermissions && !mPermissionReviewRequired) { 11293 // For legacy apps dangerous permissions are install time ones. 11294 grant = GRANT_INSTALL; 11295 } else if (origPermissions.hasInstallPermission(bp.name)) { 11296 // For legacy apps that became modern, install becomes runtime. 11297 grant = GRANT_UPGRADE; 11298 } else if (mPromoteSystemApps 11299 && isSystemApp(ps) 11300 && mExistingSystemPackages.contains(ps.name)) { 11301 // For legacy system apps, install becomes runtime. 11302 // We cannot check hasInstallPermission() for system apps since those 11303 // permissions were granted implicitly and not persisted pre-M. 11304 grant = GRANT_UPGRADE; 11305 } else { 11306 // For modern apps keep runtime permissions unchanged. 11307 grant = GRANT_RUNTIME; 11308 } 11309 } break; 11310 11311 case PermissionInfo.PROTECTION_SIGNATURE: { 11312 // For all apps signature permissions are install time ones. 11313 allowedSig = grantSignaturePermission(perm, pkg, bp, origPermissions); 11314 if (allowedSig) { 11315 grant = GRANT_INSTALL; 11316 } 11317 } break; 11318 } 11319 11320 if (DEBUG_INSTALL) { 11321 Log.i(TAG, "Package " + pkg.packageName + " granting " + perm); 11322 } 11323 11324 if (grant != GRANT_DENIED) { 11325 if (!isSystemApp(ps) && ps.installPermissionsFixed) { 11326 // If this is an existing, non-system package, then 11327 // we can't add any new permissions to it. 11328 if (!allowedSig && !origPermissions.hasInstallPermission(perm)) { 11329 // Except... if this is a permission that was added 11330 // to the platform (note: need to only do this when 11331 // updating the platform). 11332 if (!isNewPlatformPermissionForPackage(perm, pkg)) { 11333 grant = GRANT_DENIED; 11334 } 11335 } 11336 } 11337 11338 switch (grant) { 11339 case GRANT_INSTALL: { 11340 // Revoke this as runtime permission to handle the case of 11341 // a runtime permission being downgraded to an install one. 11342 // Also in permission review mode we keep dangerous permissions 11343 // for legacy apps 11344 for (int userId : UserManagerService.getInstance().getUserIds()) { 11345 if (origPermissions.getRuntimePermissionState( 11346 bp.name, userId) != null) { 11347 // Revoke the runtime permission and clear the flags. 11348 origPermissions.revokeRuntimePermission(bp, userId); 11349 origPermissions.updatePermissionFlags(bp, userId, 11350 PackageManager.MASK_PERMISSION_FLAGS, 0); 11351 // If we revoked a permission permission, we have to write. 11352 changedRuntimePermissionUserIds = ArrayUtils.appendInt( 11353 changedRuntimePermissionUserIds, userId); 11354 } 11355 } 11356 // Grant an install permission. 11357 if (permissionsState.grantInstallPermission(bp) != 11358 PermissionsState.PERMISSION_OPERATION_FAILURE) { 11359 changedInstallPermission = true; 11360 } 11361 } break; 11362 11363 case GRANT_RUNTIME: { 11364 // Grant previously granted runtime permissions. 11365 for (int userId : UserManagerService.getInstance().getUserIds()) { 11366 PermissionState permissionState = origPermissions 11367 .getRuntimePermissionState(bp.name, userId); 11368 int flags = permissionState != null 11369 ? permissionState.getFlags() : 0; 11370 if (origPermissions.hasRuntimePermission(bp.name, userId)) { 11371 // Don't propagate the permission in a permission review mode if 11372 // the former was revoked, i.e. marked to not propagate on upgrade. 11373 // Note that in a permission review mode install permissions are 11374 // represented as constantly granted runtime ones since we need to 11375 // keep a per user state associated with the permission. Also the 11376 // revoke on upgrade flag is no longer applicable and is reset. 11377 final boolean revokeOnUpgrade = (flags & PackageManager 11378 .FLAG_PERMISSION_REVOKE_ON_UPGRADE) != 0; 11379 if (revokeOnUpgrade) { 11380 flags &= ~PackageManager.FLAG_PERMISSION_REVOKE_ON_UPGRADE; 11381 // Since we changed the flags, we have to write. 11382 changedRuntimePermissionUserIds = ArrayUtils.appendInt( 11383 changedRuntimePermissionUserIds, userId); 11384 } 11385 if (!mPermissionReviewRequired || !revokeOnUpgrade) { 11386 if (permissionsState.grantRuntimePermission(bp, userId) == 11387 PermissionsState.PERMISSION_OPERATION_FAILURE) { 11388 // If we cannot put the permission as it was, 11389 // we have to write. 11390 changedRuntimePermissionUserIds = ArrayUtils.appendInt( 11391 changedRuntimePermissionUserIds, userId); 11392 } 11393 } 11394 11395 // If the app supports runtime permissions no need for a review. 11396 if (mPermissionReviewRequired 11397 && appSupportsRuntimePermissions 11398 && (flags & PackageManager 11399 .FLAG_PERMISSION_REVIEW_REQUIRED) != 0) { 11400 flags &= ~PackageManager.FLAG_PERMISSION_REVIEW_REQUIRED; 11401 // Since we changed the flags, we have to write. 11402 changedRuntimePermissionUserIds = ArrayUtils.appendInt( 11403 changedRuntimePermissionUserIds, userId); 11404 } 11405 } else if (mPermissionReviewRequired 11406 && !appSupportsRuntimePermissions) { 11407 // For legacy apps that need a permission review, every new 11408 // runtime permission is granted but it is pending a review. 11409 // We also need to review only platform defined runtime 11410 // permissions as these are the only ones the platform knows 11411 // how to disable the API to simulate revocation as legacy 11412 // apps don't expect to run with revoked permissions. 11413 if (PLATFORM_PACKAGE_NAME.equals(bp.sourcePackage)) { 11414 if ((flags & FLAG_PERMISSION_REVIEW_REQUIRED) == 0) { 11415 flags |= FLAG_PERMISSION_REVIEW_REQUIRED; 11416 // We changed the flags, hence have to write. 11417 changedRuntimePermissionUserIds = ArrayUtils.appendInt( 11418 changedRuntimePermissionUserIds, userId); 11419 } 11420 } 11421 if (permissionsState.grantRuntimePermission(bp, userId) 11422 != PermissionsState.PERMISSION_OPERATION_FAILURE) { 11423 // We changed the permission, hence have to write. 11424 changedRuntimePermissionUserIds = ArrayUtils.appendInt( 11425 changedRuntimePermissionUserIds, userId); 11426 } 11427 } 11428 // Propagate the permission flags. 11429 permissionsState.updatePermissionFlags(bp, userId, flags, flags); 11430 } 11431 } break; 11432 11433 case GRANT_UPGRADE: { 11434 // Grant runtime permissions for a previously held install permission. 11435 PermissionState permissionState = origPermissions 11436 .getInstallPermissionState(bp.name); 11437 final int flags = permissionState != null ? permissionState.getFlags() : 0; 11438 11439 if (origPermissions.revokeInstallPermission(bp) 11440 != PermissionsState.PERMISSION_OPERATION_FAILURE) { 11441 // We will be transferring the permission flags, so clear them. 11442 origPermissions.updatePermissionFlags(bp, UserHandle.USER_ALL, 11443 PackageManager.MASK_PERMISSION_FLAGS, 0); 11444 changedInstallPermission = true; 11445 } 11446 11447 // If the permission is not to be promoted to runtime we ignore it and 11448 // also its other flags as they are not applicable to install permissions. 11449 if ((flags & PackageManager.FLAG_PERMISSION_REVOKE_ON_UPGRADE) == 0) { 11450 for (int userId : currentUserIds) { 11451 if (permissionsState.grantRuntimePermission(bp, userId) != 11452 PermissionsState.PERMISSION_OPERATION_FAILURE) { 11453 // Transfer the permission flags. 11454 permissionsState.updatePermissionFlags(bp, userId, 11455 flags, flags); 11456 // If we granted the permission, we have to write. 11457 changedRuntimePermissionUserIds = ArrayUtils.appendInt( 11458 changedRuntimePermissionUserIds, userId); 11459 } 11460 } 11461 } 11462 } break; 11463 11464 default: { 11465 if (packageOfInterest == null 11466 || packageOfInterest.equals(pkg.packageName)) { 11467 Slog.w(TAG, "Not granting permission " + perm 11468 + " to package " + pkg.packageName 11469 + " because it was previously installed without"); 11470 } 11471 } break; 11472 } 11473 } else { 11474 if (permissionsState.revokeInstallPermission(bp) != 11475 PermissionsState.PERMISSION_OPERATION_FAILURE) { 11476 // Also drop the permission flags. 11477 permissionsState.updatePermissionFlags(bp, UserHandle.USER_ALL, 11478 PackageManager.MASK_PERMISSION_FLAGS, 0); 11479 changedInstallPermission = true; 11480 Slog.i(TAG, "Un-granting permission " + perm 11481 + " from package " + pkg.packageName 11482 + " (protectionLevel=" + bp.protectionLevel 11483 + " flags=0x" + Integer.toHexString(pkg.applicationInfo.flags) 11484 + ")"); 11485 } else if ((bp.protectionLevel&PermissionInfo.PROTECTION_FLAG_APPOP) == 0) { 11486 // Don't print warning for app op permissions, since it is fine for them 11487 // not to be granted, there is a UI for the user to decide. 11488 if (packageOfInterest == null || packageOfInterest.equals(pkg.packageName)) { 11489 Slog.w(TAG, "Not granting permission " + perm 11490 + " to package " + pkg.packageName 11491 + " (protectionLevel=" + bp.protectionLevel 11492 + " flags=0x" + Integer.toHexString(pkg.applicationInfo.flags) 11493 + ")"); 11494 } 11495 } 11496 } 11497 } 11498 11499 if ((changedInstallPermission || replace) && !ps.installPermissionsFixed && 11500 !isSystemApp(ps) || isUpdatedSystemApp(ps)){ 11501 // This is the first that we have heard about this package, so the 11502 // permissions we have now selected are fixed until explicitly 11503 // changed. 11504 ps.installPermissionsFixed = true; 11505 } 11506 11507 // Persist the runtime permissions state for users with changes. If permissions 11508 // were revoked because no app in the shared user declares them we have to 11509 // write synchronously to avoid losing runtime permissions state. 11510 for (int userId : changedRuntimePermissionUserIds) { 11511 mSettings.writeRuntimePermissionsForUserLPr(userId, runtimePermissionsRevoked); 11512 } 11513 } 11514 11515 private boolean isNewPlatformPermissionForPackage(String perm, PackageParser.Package pkg) { 11516 boolean allowed = false; 11517 final int NP = PackageParser.NEW_PERMISSIONS.length; 11518 for (int ip=0; ip<NP; ip++) { 11519 final PackageParser.NewPermissionInfo npi 11520 = PackageParser.NEW_PERMISSIONS[ip]; 11521 if (npi.name.equals(perm) 11522 && pkg.applicationInfo.targetSdkVersion < npi.sdkVersion) { 11523 allowed = true; 11524 Log.i(TAG, "Auto-granting " + perm + " to old pkg " 11525 + pkg.packageName); 11526 break; 11527 } 11528 } 11529 return allowed; 11530 } 11531 11532 private boolean grantSignaturePermission(String perm, PackageParser.Package pkg, 11533 BasePermission bp, PermissionsState origPermissions) { 11534 boolean privilegedPermission = (bp.protectionLevel 11535 & PermissionInfo.PROTECTION_FLAG_PRIVILEGED) != 0; 11536 boolean privappPermissionsDisable = 11537 RoSystemProperties.CONTROL_PRIVAPP_PERMISSIONS_DISABLE; 11538 boolean platformPermission = PLATFORM_PACKAGE_NAME.equals(bp.sourcePackage); 11539 boolean platformPackage = PLATFORM_PACKAGE_NAME.equals(pkg.packageName); 11540 if (!privappPermissionsDisable && privilegedPermission && pkg.isPrivilegedApp() 11541 && !platformPackage && platformPermission) { 11542 ArraySet<String> wlPermissions = SystemConfig.getInstance() 11543 .getPrivAppPermissions(pkg.packageName); 11544 boolean whitelisted = wlPermissions != null && wlPermissions.contains(perm); 11545 if (!whitelisted) { 11546 Slog.w(TAG, "Privileged permission " + perm + " for package " 11547 + pkg.packageName + " - not in privapp-permissions whitelist"); 11548 if (!mSystemReady) { 11549 if (mPrivappPermissionsViolations == null) { 11550 mPrivappPermissionsViolations = new ArraySet<>(); 11551 } 11552 mPrivappPermissionsViolations.add(pkg.packageName + ": " + perm); 11553 } 11554 if (RoSystemProperties.CONTROL_PRIVAPP_PERMISSIONS_ENFORCE) { 11555 return false; 11556 } 11557 } 11558 } 11559 boolean allowed = (compareSignatures( 11560 bp.packageSetting.signatures.mSignatures, pkg.mSignatures) 11561 == PackageManager.SIGNATURE_MATCH) 11562 || (compareSignatures(mPlatformPackage.mSignatures, pkg.mSignatures) 11563 == PackageManager.SIGNATURE_MATCH); 11564 if (!allowed && privilegedPermission) { 11565 if (isSystemApp(pkg)) { 11566 // For updated system applications, a system permission 11567 // is granted only if it had been defined by the original application. 11568 if (pkg.isUpdatedSystemApp()) { 11569 final PackageSetting sysPs = mSettings 11570 .getDisabledSystemPkgLPr(pkg.packageName); 11571 if (sysPs != null && sysPs.getPermissionsState().hasInstallPermission(perm)) { 11572 // If the original was granted this permission, we take 11573 // that grant decision as read and propagate it to the 11574 // update. 11575 if (sysPs.isPrivileged()) { 11576 allowed = true; 11577 } 11578 } else { 11579 // The system apk may have been updated with an older 11580 // version of the one on the data partition, but which 11581 // granted a new system permission that it didn't have 11582 // before. In this case we do want to allow the app to 11583 // now get the new permission if the ancestral apk is 11584 // privileged to get it. 11585 if (sysPs != null && sysPs.pkg != null && sysPs.isPrivileged()) { 11586 for (int j = 0; j < sysPs.pkg.requestedPermissions.size(); j++) { 11587 if (perm.equals(sysPs.pkg.requestedPermissions.get(j))) { 11588 allowed = true; 11589 break; 11590 } 11591 } 11592 } 11593 // Also if a privileged parent package on the system image or any of 11594 // its children requested a privileged permission, the updated child 11595 // packages can also get the permission. 11596 if (pkg.parentPackage != null) { 11597 final PackageSetting disabledSysParentPs = mSettings 11598 .getDisabledSystemPkgLPr(pkg.parentPackage.packageName); 11599 if (disabledSysParentPs != null && disabledSysParentPs.pkg != null 11600 && disabledSysParentPs.isPrivileged()) { 11601 if (isPackageRequestingPermission(disabledSysParentPs.pkg, perm)) { 11602 allowed = true; 11603 } else if (disabledSysParentPs.pkg.childPackages != null) { 11604 final int count = disabledSysParentPs.pkg.childPackages.size(); 11605 for (int i = 0; i < count; i++) { 11606 PackageParser.Package disabledSysChildPkg = 11607 disabledSysParentPs.pkg.childPackages.get(i); 11608 if (isPackageRequestingPermission(disabledSysChildPkg, 11609 perm)) { 11610 allowed = true; 11611 break; 11612 } 11613 } 11614 } 11615 } 11616 } 11617 } 11618 } else { 11619 allowed = isPrivilegedApp(pkg); 11620 } 11621 } 11622 } 11623 if (!allowed) { 11624 if (!allowed && (bp.protectionLevel 11625 & PermissionInfo.PROTECTION_FLAG_PRE23) != 0 11626 && pkg.applicationInfo.targetSdkVersion < Build.VERSION_CODES.M) { 11627 // If this was a previously normal/dangerous permission that got moved 11628 // to a system permission as part of the runtime permission redesign, then 11629 // we still want to blindly grant it to old apps. 11630 allowed = true; 11631 } 11632 if (!allowed && (bp.protectionLevel & PermissionInfo.PROTECTION_FLAG_INSTALLER) != 0 11633 && pkg.packageName.equals(mRequiredInstallerPackage)) { 11634 // If this permission is to be granted to the system installer and 11635 // this app is an installer, then it gets the permission. 11636 allowed = true; 11637 } 11638 if (!allowed && (bp.protectionLevel & PermissionInfo.PROTECTION_FLAG_VERIFIER) != 0 11639 && pkg.packageName.equals(mRequiredVerifierPackage)) { 11640 // If this permission is to be granted to the system verifier and 11641 // this app is a verifier, then it gets the permission. 11642 allowed = true; 11643 } 11644 if (!allowed && (bp.protectionLevel 11645 & PermissionInfo.PROTECTION_FLAG_PREINSTALLED) != 0 11646 && isSystemApp(pkg)) { 11647 // Any pre-installed system app is allowed to get this permission. 11648 allowed = true; 11649 } 11650 if (!allowed && (bp.protectionLevel 11651 & PermissionInfo.PROTECTION_FLAG_DEVELOPMENT) != 0) { 11652 // For development permissions, a development permission 11653 // is granted only if it was already granted. 11654 allowed = origPermissions.hasInstallPermission(perm); 11655 } 11656 if (!allowed && (bp.protectionLevel & PermissionInfo.PROTECTION_FLAG_SETUP) != 0 11657 && pkg.packageName.equals(mSetupWizardPackage)) { 11658 // If this permission is to be granted to the system setup wizard and 11659 // this app is a setup wizard, then it gets the permission. 11660 allowed = true; 11661 } 11662 } 11663 return allowed; 11664 } 11665 11666 private boolean isPackageRequestingPermission(PackageParser.Package pkg, String permission) { 11667 final int permCount = pkg.requestedPermissions.size(); 11668 for (int j = 0; j < permCount; j++) { 11669 String requestedPermission = pkg.requestedPermissions.get(j); 11670 if (permission.equals(requestedPermission)) { 11671 return true; 11672 } 11673 } 11674 return false; 11675 } 11676 11677 final class ActivityIntentResolver 11678 extends IntentResolver<PackageParser.ActivityIntentInfo, ResolveInfo> { 11679 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, 11680 boolean defaultOnly, boolean visibleToEphemeral, boolean isEphemeral, int userId) { 11681 if (!sUserManager.exists(userId)) return null; 11682 mFlags = (defaultOnly ? PackageManager.MATCH_DEFAULT_ONLY : 0) 11683 | (visibleToEphemeral ? PackageManager.MATCH_VISIBLE_TO_EPHEMERAL_ONLY : 0) 11684 | (isEphemeral ? PackageManager.MATCH_EPHEMERAL : 0); 11685 return super.queryIntent(intent, resolvedType, defaultOnly, visibleToEphemeral, 11686 isEphemeral, userId); 11687 } 11688 11689 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, int flags, 11690 int userId) { 11691 if (!sUserManager.exists(userId)) return null; 11692 mFlags = flags; 11693 return super.queryIntent(intent, resolvedType, 11694 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, 11695 (flags & PackageManager.MATCH_VISIBLE_TO_EPHEMERAL_ONLY) != 0, 11696 (flags & PackageManager.MATCH_EPHEMERAL) != 0, userId); 11697 } 11698 11699 public List<ResolveInfo> queryIntentForPackage(Intent intent, String resolvedType, 11700 int flags, ArrayList<PackageParser.Activity> packageActivities, int userId) { 11701 if (!sUserManager.exists(userId)) return null; 11702 if (packageActivities == null) { 11703 return null; 11704 } 11705 mFlags = flags; 11706 final boolean defaultOnly = (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0; 11707 final boolean vislbleToEphemeral = 11708 (flags & PackageManager.MATCH_VISIBLE_TO_EPHEMERAL_ONLY) != 0; 11709 final boolean isEphemeral = (flags & PackageManager.MATCH_EPHEMERAL) != 0; 11710 final int N = packageActivities.size(); 11711 ArrayList<PackageParser.ActivityIntentInfo[]> listCut = 11712 new ArrayList<PackageParser.ActivityIntentInfo[]>(N); 11713 11714 ArrayList<PackageParser.ActivityIntentInfo> intentFilters; 11715 for (int i = 0; i < N; ++i) { 11716 intentFilters = packageActivities.get(i).intents; 11717 if (intentFilters != null && intentFilters.size() > 0) { 11718 PackageParser.ActivityIntentInfo[] array = 11719 new PackageParser.ActivityIntentInfo[intentFilters.size()]; 11720 intentFilters.toArray(array); 11721 listCut.add(array); 11722 } 11723 } 11724 return super.queryIntentFromList(intent, resolvedType, defaultOnly, 11725 vislbleToEphemeral, isEphemeral, listCut, userId); 11726 } 11727 11728 /** 11729 * Finds a privileged activity that matches the specified activity names. 11730 */ 11731 private PackageParser.Activity findMatchingActivity( 11732 List<PackageParser.Activity> activityList, ActivityInfo activityInfo) { 11733 for (PackageParser.Activity sysActivity : activityList) { 11734 if (sysActivity.info.name.equals(activityInfo.name)) { 11735 return sysActivity; 11736 } 11737 if (sysActivity.info.name.equals(activityInfo.targetActivity)) { 11738 return sysActivity; 11739 } 11740 if (sysActivity.info.targetActivity != null) { 11741 if (sysActivity.info.targetActivity.equals(activityInfo.name)) { 11742 return sysActivity; 11743 } 11744 if (sysActivity.info.targetActivity.equals(activityInfo.targetActivity)) { 11745 return sysActivity; 11746 } 11747 } 11748 } 11749 return null; 11750 } 11751 11752 public class IterGenerator<E> { 11753 public Iterator<E> generate(ActivityIntentInfo info) { 11754 return null; 11755 } 11756 } 11757 11758 public class ActionIterGenerator extends IterGenerator<String> { 11759 @Override 11760 public Iterator<String> generate(ActivityIntentInfo info) { 11761 return info.actionsIterator(); 11762 } 11763 } 11764 11765 public class CategoriesIterGenerator extends IterGenerator<String> { 11766 @Override 11767 public Iterator<String> generate(ActivityIntentInfo info) { 11768 return info.categoriesIterator(); 11769 } 11770 } 11771 11772 public class SchemesIterGenerator extends IterGenerator<String> { 11773 @Override 11774 public Iterator<String> generate(ActivityIntentInfo info) { 11775 return info.schemesIterator(); 11776 } 11777 } 11778 11779 public class AuthoritiesIterGenerator extends IterGenerator<IntentFilter.AuthorityEntry> { 11780 @Override 11781 public Iterator<IntentFilter.AuthorityEntry> generate(ActivityIntentInfo info) { 11782 return info.authoritiesIterator(); 11783 } 11784 } 11785 11786 /** 11787 * <em>WARNING</em> for performance reasons, the passed in intentList WILL BE 11788 * MODIFIED. Do not pass in a list that should not be changed. 11789 */ 11790 private <T> void getIntentListSubset(List<ActivityIntentInfo> intentList, 11791 IterGenerator<T> generator, Iterator<T> searchIterator) { 11792 // loop through the set of actions; every one must be found in the intent filter 11793 while (searchIterator.hasNext()) { 11794 // we must have at least one filter in the list to consider a match 11795 if (intentList.size() == 0) { 11796 break; 11797 } 11798 11799 final T searchAction = searchIterator.next(); 11800 11801 // loop through the set of intent filters 11802 final Iterator<ActivityIntentInfo> intentIter = intentList.iterator(); 11803 while (intentIter.hasNext()) { 11804 final ActivityIntentInfo intentInfo = intentIter.next(); 11805 boolean selectionFound = false; 11806 11807 // loop through the intent filter's selection criteria; at least one 11808 // of them must match the searched criteria 11809 final Iterator<T> intentSelectionIter = generator.generate(intentInfo); 11810 while (intentSelectionIter != null && intentSelectionIter.hasNext()) { 11811 final T intentSelection = intentSelectionIter.next(); 11812 if (intentSelection != null && intentSelection.equals(searchAction)) { 11813 selectionFound = true; 11814 break; 11815 } 11816 } 11817 11818 // the selection criteria wasn't found in this filter's set; this filter 11819 // is not a potential match 11820 if (!selectionFound) { 11821 intentIter.remove(); 11822 } 11823 } 11824 } 11825 } 11826 11827 private boolean isProtectedAction(ActivityIntentInfo filter) { 11828 final Iterator<String> actionsIter = filter.actionsIterator(); 11829 while (actionsIter != null && actionsIter.hasNext()) { 11830 final String filterAction = actionsIter.next(); 11831 if (PROTECTED_ACTIONS.contains(filterAction)) { 11832 return true; 11833 } 11834 } 11835 return false; 11836 } 11837 11838 /** 11839 * Adjusts the priority of the given intent filter according to policy. 11840 * <p> 11841 * <ul> 11842 * <li>The priority for non privileged applications is capped to '0'</li> 11843 * <li>The priority for protected actions on privileged applications is capped to '0'</li> 11844 * <li>The priority for unbundled updates to privileged applications is capped to the 11845 * priority defined on the system partition</li> 11846 * </ul> 11847 * <p> 11848 * <em>NOTE:</em> There is one exception. For security reasons, the setup wizard is 11849 * allowed to obtain any priority on any action. 11850 */ 11851 private void adjustPriority( 11852 List<PackageParser.Activity> systemActivities, ActivityIntentInfo intent) { 11853 // nothing to do; priority is fine as-is 11854 if (intent.getPriority() <= 0) { 11855 return; 11856 } 11857 11858 final ActivityInfo activityInfo = intent.activity.info; 11859 final ApplicationInfo applicationInfo = activityInfo.applicationInfo; 11860 11861 final boolean privilegedApp = 11862 ((applicationInfo.privateFlags & ApplicationInfo.PRIVATE_FLAG_PRIVILEGED) != 0); 11863 if (!privilegedApp) { 11864 // non-privileged applications can never define a priority >0 11865 Slog.w(TAG, "Non-privileged app; cap priority to 0;" 11866 + " package: " + applicationInfo.packageName 11867 + " activity: " + intent.activity.className 11868 + " origPrio: " + intent.getPriority()); 11869 intent.setPriority(0); 11870 return; 11871 } 11872 11873 if (systemActivities == null) { 11874 // the system package is not disabled; we're parsing the system partition 11875 if (isProtectedAction(intent)) { 11876 if (mDeferProtectedFilters) { 11877 // We can't deal with these just yet. No component should ever obtain a 11878 // >0 priority for a protected actions, with ONE exception -- the setup 11879 // wizard. The setup wizard, however, cannot be known until we're able to 11880 // query it for the category CATEGORY_SETUP_WIZARD. Which we can't do 11881 // until all intent filters have been processed. Chicken, meet egg. 11882 // Let the filter temporarily have a high priority and rectify the 11883 // priorities after all system packages have been scanned. 11884 mProtectedFilters.add(intent); 11885 if (DEBUG_FILTERS) { 11886 Slog.i(TAG, "Protected action; save for later;" 11887 + " package: " + applicationInfo.packageName 11888 + " activity: " + intent.activity.className 11889 + " origPrio: " + intent.getPriority()); 11890 } 11891 return; 11892 } else { 11893 if (DEBUG_FILTERS && mSetupWizardPackage == null) { 11894 Slog.i(TAG, "No setup wizard;" 11895 + " All protected intents capped to priority 0"); 11896 } 11897 if (intent.activity.info.packageName.equals(mSetupWizardPackage)) { 11898 if (DEBUG_FILTERS) { 11899 Slog.i(TAG, "Found setup wizard;" 11900 + " allow priority " + intent.getPriority() + ";" 11901 + " package: " + intent.activity.info.packageName 11902 + " activity: " + intent.activity.className 11903 + " priority: " + intent.getPriority()); 11904 } 11905 // setup wizard gets whatever it wants 11906 return; 11907 } 11908 Slog.w(TAG, "Protected action; cap priority to 0;" 11909 + " package: " + intent.activity.info.packageName 11910 + " activity: " + intent.activity.className 11911 + " origPrio: " + intent.getPriority()); 11912 intent.setPriority(0); 11913 return; 11914 } 11915 } 11916 // privileged apps on the system image get whatever priority they request 11917 return; 11918 } 11919 11920 // privileged app unbundled update ... try to find the same activity 11921 final PackageParser.Activity foundActivity = 11922 findMatchingActivity(systemActivities, activityInfo); 11923 if (foundActivity == null) { 11924 // this is a new activity; it cannot obtain >0 priority 11925 if (DEBUG_FILTERS) { 11926 Slog.i(TAG, "New activity; cap priority to 0;" 11927 + " package: " + applicationInfo.packageName 11928 + " activity: " + intent.activity.className 11929 + " origPrio: " + intent.getPriority()); 11930 } 11931 intent.setPriority(0); 11932 return; 11933 } 11934 11935 // found activity, now check for filter equivalence 11936 11937 // a shallow copy is enough; we modify the list, not its contents 11938 final List<ActivityIntentInfo> intentListCopy = 11939 new ArrayList<>(foundActivity.intents); 11940 final List<ActivityIntentInfo> foundFilters = findFilters(intent); 11941 11942 // find matching action subsets 11943 final Iterator<String> actionsIterator = intent.actionsIterator(); 11944 if (actionsIterator != null) { 11945 getIntentListSubset( 11946 intentListCopy, new ActionIterGenerator(), actionsIterator); 11947 if (intentListCopy.size() == 0) { 11948 // no more intents to match; we're not equivalent 11949 if (DEBUG_FILTERS) { 11950 Slog.i(TAG, "Mismatched action; cap priority to 0;" 11951 + " package: " + applicationInfo.packageName 11952 + " activity: " + intent.activity.className 11953 + " origPrio: " + intent.getPriority()); 11954 } 11955 intent.setPriority(0); 11956 return; 11957 } 11958 } 11959 11960 // find matching category subsets 11961 final Iterator<String> categoriesIterator = intent.categoriesIterator(); 11962 if (categoriesIterator != null) { 11963 getIntentListSubset(intentListCopy, new CategoriesIterGenerator(), 11964 categoriesIterator); 11965 if (intentListCopy.size() == 0) { 11966 // no more intents to match; we're not equivalent 11967 if (DEBUG_FILTERS) { 11968 Slog.i(TAG, "Mismatched category; cap priority to 0;" 11969 + " package: " + applicationInfo.packageName 11970 + " activity: " + intent.activity.className 11971 + " origPrio: " + intent.getPriority()); 11972 } 11973 intent.setPriority(0); 11974 return; 11975 } 11976 } 11977 11978 // find matching schemes subsets 11979 final Iterator<String> schemesIterator = intent.schemesIterator(); 11980 if (schemesIterator != null) { 11981 getIntentListSubset(intentListCopy, new SchemesIterGenerator(), 11982 schemesIterator); 11983 if (intentListCopy.size() == 0) { 11984 // no more intents to match; we're not equivalent 11985 if (DEBUG_FILTERS) { 11986 Slog.i(TAG, "Mismatched scheme; cap priority to 0;" 11987 + " package: " + applicationInfo.packageName 11988 + " activity: " + intent.activity.className 11989 + " origPrio: " + intent.getPriority()); 11990 } 11991 intent.setPriority(0); 11992 return; 11993 } 11994 } 11995 11996 // find matching authorities subsets 11997 final Iterator<IntentFilter.AuthorityEntry> 11998 authoritiesIterator = intent.authoritiesIterator(); 11999 if (authoritiesIterator != null) { 12000 getIntentListSubset(intentListCopy, 12001 new AuthoritiesIterGenerator(), 12002 authoritiesIterator); 12003 if (intentListCopy.size() == 0) { 12004 // no more intents to match; we're not equivalent 12005 if (DEBUG_FILTERS) { 12006 Slog.i(TAG, "Mismatched authority; cap priority to 0;" 12007 + " package: " + applicationInfo.packageName 12008 + " activity: " + intent.activity.className 12009 + " origPrio: " + intent.getPriority()); 12010 } 12011 intent.setPriority(0); 12012 return; 12013 } 12014 } 12015 12016 // we found matching filter(s); app gets the max priority of all intents 12017 int cappedPriority = 0; 12018 for (int i = intentListCopy.size() - 1; i >= 0; --i) { 12019 cappedPriority = Math.max(cappedPriority, intentListCopy.get(i).getPriority()); 12020 } 12021 if (intent.getPriority() > cappedPriority) { 12022 if (DEBUG_FILTERS) { 12023 Slog.i(TAG, "Found matching filter(s);" 12024 + " cap priority to " + cappedPriority + ";" 12025 + " package: " + applicationInfo.packageName 12026 + " activity: " + intent.activity.className 12027 + " origPrio: " + intent.getPriority()); 12028 } 12029 intent.setPriority(cappedPriority); 12030 return; 12031 } 12032 // all this for nothing; the requested priority was <= what was on the system 12033 } 12034 12035 public final void addActivity(PackageParser.Activity a, String type) { 12036 mActivities.put(a.getComponentName(), a); 12037 if (DEBUG_SHOW_INFO) 12038 Log.v( 12039 TAG, " " + type + " " + 12040 (a.info.nonLocalizedLabel != null ? a.info.nonLocalizedLabel : a.info.name) + ":"); 12041 if (DEBUG_SHOW_INFO) 12042 Log.v(TAG, " Class=" + a.info.name); 12043 final int NI = a.intents.size(); 12044 for (int j=0; j<NI; j++) { 12045 PackageParser.ActivityIntentInfo intent = a.intents.get(j); 12046 if ("activity".equals(type)) { 12047 final PackageSetting ps = 12048 mSettings.getDisabledSystemPkgLPr(intent.activity.info.packageName); 12049 final List<PackageParser.Activity> systemActivities = 12050 ps != null && ps.pkg != null ? ps.pkg.activities : null; 12051 adjustPriority(systemActivities, intent); 12052 } 12053 if (DEBUG_SHOW_INFO) { 12054 Log.v(TAG, " IntentFilter:"); 12055 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 12056 } 12057 if (!intent.debugCheck()) { 12058 Log.w(TAG, "==> For Activity " + a.info.name); 12059 } 12060 addFilter(intent); 12061 } 12062 } 12063 12064 public final void removeActivity(PackageParser.Activity a, String type) { 12065 mActivities.remove(a.getComponentName()); 12066 if (DEBUG_SHOW_INFO) { 12067 Log.v(TAG, " " + type + " " 12068 + (a.info.nonLocalizedLabel != null ? a.info.nonLocalizedLabel 12069 : a.info.name) + ":"); 12070 Log.v(TAG, " Class=" + a.info.name); 12071 } 12072 final int NI = a.intents.size(); 12073 for (int j=0; j<NI; j++) { 12074 PackageParser.ActivityIntentInfo intent = a.intents.get(j); 12075 if (DEBUG_SHOW_INFO) { 12076 Log.v(TAG, " IntentFilter:"); 12077 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 12078 } 12079 removeFilter(intent); 12080 } 12081 } 12082 12083 @Override 12084 protected boolean allowFilterResult( 12085 PackageParser.ActivityIntentInfo filter, List<ResolveInfo> dest) { 12086 ActivityInfo filterAi = filter.activity.info; 12087 for (int i=dest.size()-1; i>=0; i--) { 12088 ActivityInfo destAi = dest.get(i).activityInfo; 12089 if (destAi.name == filterAi.name 12090 && destAi.packageName == filterAi.packageName) { 12091 return false; 12092 } 12093 } 12094 return true; 12095 } 12096 12097 @Override 12098 protected ActivityIntentInfo[] newArray(int size) { 12099 return new ActivityIntentInfo[size]; 12100 } 12101 12102 @Override 12103 protected boolean isFilterStopped(PackageParser.ActivityIntentInfo filter, int userId) { 12104 if (!sUserManager.exists(userId)) return true; 12105 PackageParser.Package p = filter.activity.owner; 12106 if (p != null) { 12107 PackageSetting ps = (PackageSetting)p.mExtras; 12108 if (ps != null) { 12109 // System apps are never considered stopped for purposes of 12110 // filtering, because there may be no way for the user to 12111 // actually re-launch them. 12112 return (ps.pkgFlags&ApplicationInfo.FLAG_SYSTEM) == 0 12113 && ps.getStopped(userId); 12114 } 12115 } 12116 return false; 12117 } 12118 12119 @Override 12120 protected boolean isPackageForFilter(String packageName, 12121 PackageParser.ActivityIntentInfo info) { 12122 return packageName.equals(info.activity.owner.packageName); 12123 } 12124 12125 @Override 12126 protected ResolveInfo newResult(PackageParser.ActivityIntentInfo info, 12127 int match, int userId) { 12128 if (!sUserManager.exists(userId)) return null; 12129 if (!mSettings.isEnabledAndMatchLPr(info.activity.info, mFlags, userId)) { 12130 return null; 12131 } 12132 final PackageParser.Activity activity = info.activity; 12133 PackageSetting ps = (PackageSetting) activity.owner.mExtras; 12134 if (ps == null) { 12135 return null; 12136 } 12137 ActivityInfo ai = PackageParser.generateActivityInfo(activity, mFlags, 12138 ps.readUserState(userId), userId); 12139 if (ai == null) { 12140 return null; 12141 } 12142 final ResolveInfo res = new ResolveInfo(); 12143 res.activityInfo = ai; 12144 if ((mFlags&PackageManager.GET_RESOLVED_FILTER) != 0) { 12145 res.filter = info; 12146 } 12147 if (info != null) { 12148 res.handleAllWebDataURI = info.handleAllWebDataURI(); 12149 } 12150 res.priority = info.getPriority(); 12151 res.preferredOrder = activity.owner.mPreferredOrder; 12152 //System.out.println("Result: " + res.activityInfo.className + 12153 // " = " + res.priority); 12154 res.match = match; 12155 res.isDefault = info.hasDefault; 12156 res.labelRes = info.labelRes; 12157 res.nonLocalizedLabel = info.nonLocalizedLabel; 12158 if (userNeedsBadging(userId)) { 12159 res.noResourceId = true; 12160 } else { 12161 res.icon = info.icon; 12162 } 12163 res.iconResourceId = info.icon; 12164 res.system = res.activityInfo.applicationInfo.isSystemApp(); 12165 return res; 12166 } 12167 12168 @Override 12169 protected void sortResults(List<ResolveInfo> results) { 12170 Collections.sort(results, mResolvePrioritySorter); 12171 } 12172 12173 @Override 12174 protected void dumpFilter(PrintWriter out, String prefix, 12175 PackageParser.ActivityIntentInfo filter) { 12176 out.print(prefix); out.print( 12177 Integer.toHexString(System.identityHashCode(filter.activity))); 12178 out.print(' '); 12179 filter.activity.printComponentShortName(out); 12180 out.print(" filter "); 12181 out.println(Integer.toHexString(System.identityHashCode(filter))); 12182 } 12183 12184 @Override 12185 protected Object filterToLabel(PackageParser.ActivityIntentInfo filter) { 12186 return filter.activity; 12187 } 12188 12189 protected void dumpFilterLabel(PrintWriter out, String prefix, Object label, int count) { 12190 PackageParser.Activity activity = (PackageParser.Activity)label; 12191 out.print(prefix); out.print( 12192 Integer.toHexString(System.identityHashCode(activity))); 12193 out.print(' '); 12194 activity.printComponentShortName(out); 12195 if (count > 1) { 12196 out.print(" ("); out.print(count); out.print(" filters)"); 12197 } 12198 out.println(); 12199 } 12200 12201 // Keys are String (activity class name), values are Activity. 12202 private final ArrayMap<ComponentName, PackageParser.Activity> mActivities 12203 = new ArrayMap<ComponentName, PackageParser.Activity>(); 12204 private int mFlags; 12205 } 12206 12207 private final class ServiceIntentResolver 12208 extends IntentResolver<PackageParser.ServiceIntentInfo, ResolveInfo> { 12209 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, 12210 boolean defaultOnly, boolean visibleToEphemeral, boolean isEphemeral, int userId) { 12211 mFlags = defaultOnly ? PackageManager.MATCH_DEFAULT_ONLY : 0; 12212 return super.queryIntent(intent, resolvedType, defaultOnly, visibleToEphemeral, 12213 isEphemeral, userId); 12214 } 12215 12216 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, int flags, 12217 int userId) { 12218 if (!sUserManager.exists(userId)) return null; 12219 mFlags = flags; 12220 return super.queryIntent(intent, resolvedType, 12221 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, 12222 (flags & PackageManager.MATCH_VISIBLE_TO_EPHEMERAL_ONLY) != 0, 12223 (flags & PackageManager.MATCH_EPHEMERAL) != 0, userId); 12224 } 12225 12226 public List<ResolveInfo> queryIntentForPackage(Intent intent, String resolvedType, 12227 int flags, ArrayList<PackageParser.Service> packageServices, int userId) { 12228 if (!sUserManager.exists(userId)) return null; 12229 if (packageServices == null) { 12230 return null; 12231 } 12232 mFlags = flags; 12233 final boolean defaultOnly = (flags&PackageManager.MATCH_DEFAULT_ONLY) != 0; 12234 final boolean vislbleToEphemeral = 12235 (flags&PackageManager.MATCH_VISIBLE_TO_EPHEMERAL_ONLY) != 0; 12236 final boolean isEphemeral = (flags&PackageManager.MATCH_EPHEMERAL) != 0; 12237 final int N = packageServices.size(); 12238 ArrayList<PackageParser.ServiceIntentInfo[]> listCut = 12239 new ArrayList<PackageParser.ServiceIntentInfo[]>(N); 12240 12241 ArrayList<PackageParser.ServiceIntentInfo> intentFilters; 12242 for (int i = 0; i < N; ++i) { 12243 intentFilters = packageServices.get(i).intents; 12244 if (intentFilters != null && intentFilters.size() > 0) { 12245 PackageParser.ServiceIntentInfo[] array = 12246 new PackageParser.ServiceIntentInfo[intentFilters.size()]; 12247 intentFilters.toArray(array); 12248 listCut.add(array); 12249 } 12250 } 12251 return super.queryIntentFromList(intent, resolvedType, defaultOnly, 12252 vislbleToEphemeral, isEphemeral, listCut, userId); 12253 } 12254 12255 public final void addService(PackageParser.Service s) { 12256 mServices.put(s.getComponentName(), s); 12257 if (DEBUG_SHOW_INFO) { 12258 Log.v(TAG, " " 12259 + (s.info.nonLocalizedLabel != null 12260 ? s.info.nonLocalizedLabel : s.info.name) + ":"); 12261 Log.v(TAG, " Class=" + s.info.name); 12262 } 12263 final int NI = s.intents.size(); 12264 int j; 12265 for (j=0; j<NI; j++) { 12266 PackageParser.ServiceIntentInfo intent = s.intents.get(j); 12267 if (DEBUG_SHOW_INFO) { 12268 Log.v(TAG, " IntentFilter:"); 12269 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 12270 } 12271 if (!intent.debugCheck()) { 12272 Log.w(TAG, "==> For Service " + s.info.name); 12273 } 12274 addFilter(intent); 12275 } 12276 } 12277 12278 public final void removeService(PackageParser.Service s) { 12279 mServices.remove(s.getComponentName()); 12280 if (DEBUG_SHOW_INFO) { 12281 Log.v(TAG, " " + (s.info.nonLocalizedLabel != null 12282 ? s.info.nonLocalizedLabel : s.info.name) + ":"); 12283 Log.v(TAG, " Class=" + s.info.name); 12284 } 12285 final int NI = s.intents.size(); 12286 int j; 12287 for (j=0; j<NI; j++) { 12288 PackageParser.ServiceIntentInfo intent = s.intents.get(j); 12289 if (DEBUG_SHOW_INFO) { 12290 Log.v(TAG, " IntentFilter:"); 12291 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 12292 } 12293 removeFilter(intent); 12294 } 12295 } 12296 12297 @Override 12298 protected boolean allowFilterResult( 12299 PackageParser.ServiceIntentInfo filter, List<ResolveInfo> dest) { 12300 ServiceInfo filterSi = filter.service.info; 12301 for (int i=dest.size()-1; i>=0; i--) { 12302 ServiceInfo destAi = dest.get(i).serviceInfo; 12303 if (destAi.name == filterSi.name 12304 && destAi.packageName == filterSi.packageName) { 12305 return false; 12306 } 12307 } 12308 return true; 12309 } 12310 12311 @Override 12312 protected PackageParser.ServiceIntentInfo[] newArray(int size) { 12313 return new PackageParser.ServiceIntentInfo[size]; 12314 } 12315 12316 @Override 12317 protected boolean isFilterStopped(PackageParser.ServiceIntentInfo filter, int userId) { 12318 if (!sUserManager.exists(userId)) return true; 12319 PackageParser.Package p = filter.service.owner; 12320 if (p != null) { 12321 PackageSetting ps = (PackageSetting)p.mExtras; 12322 if (ps != null) { 12323 // System apps are never considered stopped for purposes of 12324 // filtering, because there may be no way for the user to 12325 // actually re-launch them. 12326 return (ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) == 0 12327 && ps.getStopped(userId); 12328 } 12329 } 12330 return false; 12331 } 12332 12333 @Override 12334 protected boolean isPackageForFilter(String packageName, 12335 PackageParser.ServiceIntentInfo info) { 12336 return packageName.equals(info.service.owner.packageName); 12337 } 12338 12339 @Override 12340 protected ResolveInfo newResult(PackageParser.ServiceIntentInfo filter, 12341 int match, int userId) { 12342 if (!sUserManager.exists(userId)) return null; 12343 final PackageParser.ServiceIntentInfo info = (PackageParser.ServiceIntentInfo)filter; 12344 if (!mSettings.isEnabledAndMatchLPr(info.service.info, mFlags, userId)) { 12345 return null; 12346 } 12347 final PackageParser.Service service = info.service; 12348 PackageSetting ps = (PackageSetting) service.owner.mExtras; 12349 if (ps == null) { 12350 return null; 12351 } 12352 ServiceInfo si = PackageParser.generateServiceInfo(service, mFlags, 12353 ps.readUserState(userId), userId); 12354 if (si == null) { 12355 return null; 12356 } 12357 final ResolveInfo res = new ResolveInfo(); 12358 res.serviceInfo = si; 12359 if ((mFlags&PackageManager.GET_RESOLVED_FILTER) != 0) { 12360 res.filter = filter; 12361 } 12362 res.priority = info.getPriority(); 12363 res.preferredOrder = service.owner.mPreferredOrder; 12364 res.match = match; 12365 res.isDefault = info.hasDefault; 12366 res.labelRes = info.labelRes; 12367 res.nonLocalizedLabel = info.nonLocalizedLabel; 12368 res.icon = info.icon; 12369 res.system = res.serviceInfo.applicationInfo.isSystemApp(); 12370 return res; 12371 } 12372 12373 @Override 12374 protected void sortResults(List<ResolveInfo> results) { 12375 Collections.sort(results, mResolvePrioritySorter); 12376 } 12377 12378 @Override 12379 protected void dumpFilter(PrintWriter out, String prefix, 12380 PackageParser.ServiceIntentInfo filter) { 12381 out.print(prefix); out.print( 12382 Integer.toHexString(System.identityHashCode(filter.service))); 12383 out.print(' '); 12384 filter.service.printComponentShortName(out); 12385 out.print(" filter "); 12386 out.println(Integer.toHexString(System.identityHashCode(filter))); 12387 } 12388 12389 @Override 12390 protected Object filterToLabel(PackageParser.ServiceIntentInfo filter) { 12391 return filter.service; 12392 } 12393 12394 protected void dumpFilterLabel(PrintWriter out, String prefix, Object label, int count) { 12395 PackageParser.Service service = (PackageParser.Service)label; 12396 out.print(prefix); out.print( 12397 Integer.toHexString(System.identityHashCode(service))); 12398 out.print(' '); 12399 service.printComponentShortName(out); 12400 if (count > 1) { 12401 out.print(" ("); out.print(count); out.print(" filters)"); 12402 } 12403 out.println(); 12404 } 12405 12406// List<ResolveInfo> filterEnabled(List<ResolveInfo> resolveInfoList) { 12407// final Iterator<ResolveInfo> i = resolveInfoList.iterator(); 12408// final List<ResolveInfo> retList = Lists.newArrayList(); 12409// while (i.hasNext()) { 12410// final ResolveInfo resolveInfo = (ResolveInfo) i; 12411// if (isEnabledLP(resolveInfo.serviceInfo)) { 12412// retList.add(resolveInfo); 12413// } 12414// } 12415// return retList; 12416// } 12417 12418 // Keys are String (activity class name), values are Activity. 12419 private final ArrayMap<ComponentName, PackageParser.Service> mServices 12420 = new ArrayMap<ComponentName, PackageParser.Service>(); 12421 private int mFlags; 12422 } 12423 12424 private final class ProviderIntentResolver 12425 extends IntentResolver<PackageParser.ProviderIntentInfo, ResolveInfo> { 12426 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, 12427 boolean defaultOnly, boolean visibleToEphemeral, boolean isEphemeral, int userId) { 12428 mFlags = defaultOnly ? PackageManager.MATCH_DEFAULT_ONLY : 0; 12429 return super.queryIntent(intent, resolvedType, defaultOnly, visibleToEphemeral, 12430 isEphemeral, userId); 12431 } 12432 12433 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, int flags, 12434 int userId) { 12435 if (!sUserManager.exists(userId)) 12436 return null; 12437 mFlags = flags; 12438 return super.queryIntent(intent, resolvedType, 12439 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, 12440 (flags & PackageManager.MATCH_VISIBLE_TO_EPHEMERAL_ONLY) != 0, 12441 (flags & PackageManager.MATCH_EPHEMERAL) != 0, userId); 12442 } 12443 12444 public List<ResolveInfo> queryIntentForPackage(Intent intent, String resolvedType, 12445 int flags, ArrayList<PackageParser.Provider> packageProviders, int userId) { 12446 if (!sUserManager.exists(userId)) 12447 return null; 12448 if (packageProviders == null) { 12449 return null; 12450 } 12451 mFlags = flags; 12452 final boolean defaultOnly = (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0; 12453 final boolean isEphemeral = (flags&PackageManager.MATCH_EPHEMERAL) != 0; 12454 final boolean vislbleToEphemeral = 12455 (flags&PackageManager.MATCH_VISIBLE_TO_EPHEMERAL_ONLY) != 0; 12456 final int N = packageProviders.size(); 12457 ArrayList<PackageParser.ProviderIntentInfo[]> listCut = 12458 new ArrayList<PackageParser.ProviderIntentInfo[]>(N); 12459 12460 ArrayList<PackageParser.ProviderIntentInfo> intentFilters; 12461 for (int i = 0; i < N; ++i) { 12462 intentFilters = packageProviders.get(i).intents; 12463 if (intentFilters != null && intentFilters.size() > 0) { 12464 PackageParser.ProviderIntentInfo[] array = 12465 new PackageParser.ProviderIntentInfo[intentFilters.size()]; 12466 intentFilters.toArray(array); 12467 listCut.add(array); 12468 } 12469 } 12470 return super.queryIntentFromList(intent, resolvedType, defaultOnly, 12471 vislbleToEphemeral, isEphemeral, listCut, userId); 12472 } 12473 12474 public final void addProvider(PackageParser.Provider p) { 12475 if (mProviders.containsKey(p.getComponentName())) { 12476 Slog.w(TAG, "Provider " + p.getComponentName() + " already defined; ignoring"); 12477 return; 12478 } 12479 12480 mProviders.put(p.getComponentName(), p); 12481 if (DEBUG_SHOW_INFO) { 12482 Log.v(TAG, " " 12483 + (p.info.nonLocalizedLabel != null 12484 ? p.info.nonLocalizedLabel : p.info.name) + ":"); 12485 Log.v(TAG, " Class=" + p.info.name); 12486 } 12487 final int NI = p.intents.size(); 12488 int j; 12489 for (j = 0; j < NI; j++) { 12490 PackageParser.ProviderIntentInfo intent = p.intents.get(j); 12491 if (DEBUG_SHOW_INFO) { 12492 Log.v(TAG, " IntentFilter:"); 12493 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 12494 } 12495 if (!intent.debugCheck()) { 12496 Log.w(TAG, "==> For Provider " + p.info.name); 12497 } 12498 addFilter(intent); 12499 } 12500 } 12501 12502 public final void removeProvider(PackageParser.Provider p) { 12503 mProviders.remove(p.getComponentName()); 12504 if (DEBUG_SHOW_INFO) { 12505 Log.v(TAG, " " + (p.info.nonLocalizedLabel != null 12506 ? p.info.nonLocalizedLabel : p.info.name) + ":"); 12507 Log.v(TAG, " Class=" + p.info.name); 12508 } 12509 final int NI = p.intents.size(); 12510 int j; 12511 for (j = 0; j < NI; j++) { 12512 PackageParser.ProviderIntentInfo intent = p.intents.get(j); 12513 if (DEBUG_SHOW_INFO) { 12514 Log.v(TAG, " IntentFilter:"); 12515 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 12516 } 12517 removeFilter(intent); 12518 } 12519 } 12520 12521 @Override 12522 protected boolean allowFilterResult( 12523 PackageParser.ProviderIntentInfo filter, List<ResolveInfo> dest) { 12524 ProviderInfo filterPi = filter.provider.info; 12525 for (int i = dest.size() - 1; i >= 0; i--) { 12526 ProviderInfo destPi = dest.get(i).providerInfo; 12527 if (destPi.name == filterPi.name 12528 && destPi.packageName == filterPi.packageName) { 12529 return false; 12530 } 12531 } 12532 return true; 12533 } 12534 12535 @Override 12536 protected PackageParser.ProviderIntentInfo[] newArray(int size) { 12537 return new PackageParser.ProviderIntentInfo[size]; 12538 } 12539 12540 @Override 12541 protected boolean isFilterStopped(PackageParser.ProviderIntentInfo filter, int userId) { 12542 if (!sUserManager.exists(userId)) 12543 return true; 12544 PackageParser.Package p = filter.provider.owner; 12545 if (p != null) { 12546 PackageSetting ps = (PackageSetting) p.mExtras; 12547 if (ps != null) { 12548 // System apps are never considered stopped for purposes of 12549 // filtering, because there may be no way for the user to 12550 // actually re-launch them. 12551 return (ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) == 0 12552 && ps.getStopped(userId); 12553 } 12554 } 12555 return false; 12556 } 12557 12558 @Override 12559 protected boolean isPackageForFilter(String packageName, 12560 PackageParser.ProviderIntentInfo info) { 12561 return packageName.equals(info.provider.owner.packageName); 12562 } 12563 12564 @Override 12565 protected ResolveInfo newResult(PackageParser.ProviderIntentInfo filter, 12566 int match, int userId) { 12567 if (!sUserManager.exists(userId)) 12568 return null; 12569 final PackageParser.ProviderIntentInfo info = filter; 12570 if (!mSettings.isEnabledAndMatchLPr(info.provider.info, mFlags, userId)) { 12571 return null; 12572 } 12573 final PackageParser.Provider provider = info.provider; 12574 PackageSetting ps = (PackageSetting) provider.owner.mExtras; 12575 if (ps == null) { 12576 return null; 12577 } 12578 ProviderInfo pi = PackageParser.generateProviderInfo(provider, mFlags, 12579 ps.readUserState(userId), userId); 12580 if (pi == null) { 12581 return null; 12582 } 12583 final ResolveInfo res = new ResolveInfo(); 12584 res.providerInfo = pi; 12585 if ((mFlags & PackageManager.GET_RESOLVED_FILTER) != 0) { 12586 res.filter = filter; 12587 } 12588 res.priority = info.getPriority(); 12589 res.preferredOrder = provider.owner.mPreferredOrder; 12590 res.match = match; 12591 res.isDefault = info.hasDefault; 12592 res.labelRes = info.labelRes; 12593 res.nonLocalizedLabel = info.nonLocalizedLabel; 12594 res.icon = info.icon; 12595 res.system = res.providerInfo.applicationInfo.isSystemApp(); 12596 return res; 12597 } 12598 12599 @Override 12600 protected void sortResults(List<ResolveInfo> results) { 12601 Collections.sort(results, mResolvePrioritySorter); 12602 } 12603 12604 @Override 12605 protected void dumpFilter(PrintWriter out, String prefix, 12606 PackageParser.ProviderIntentInfo filter) { 12607 out.print(prefix); 12608 out.print( 12609 Integer.toHexString(System.identityHashCode(filter.provider))); 12610 out.print(' '); 12611 filter.provider.printComponentShortName(out); 12612 out.print(" filter "); 12613 out.println(Integer.toHexString(System.identityHashCode(filter))); 12614 } 12615 12616 @Override 12617 protected Object filterToLabel(PackageParser.ProviderIntentInfo filter) { 12618 return filter.provider; 12619 } 12620 12621 protected void dumpFilterLabel(PrintWriter out, String prefix, Object label, int count) { 12622 PackageParser.Provider provider = (PackageParser.Provider)label; 12623 out.print(prefix); out.print( 12624 Integer.toHexString(System.identityHashCode(provider))); 12625 out.print(' '); 12626 provider.printComponentShortName(out); 12627 if (count > 1) { 12628 out.print(" ("); out.print(count); out.print(" filters)"); 12629 } 12630 out.println(); 12631 } 12632 12633 private final ArrayMap<ComponentName, PackageParser.Provider> mProviders 12634 = new ArrayMap<ComponentName, PackageParser.Provider>(); 12635 private int mFlags; 12636 } 12637 12638 static final class EphemeralIntentResolver 12639 extends IntentResolver<EphemeralResponse, EphemeralResponse> { 12640 /** 12641 * The result that has the highest defined order. Ordering applies on a 12642 * per-package basis. Mapping is from package name to Pair of order and 12643 * EphemeralResolveInfo. 12644 * <p> 12645 * NOTE: This is implemented as a field variable for convenience and efficiency. 12646 * By having a field variable, we're able to track filter ordering as soon as 12647 * a non-zero order is defined. Otherwise, multiple loops across the result set 12648 * would be needed to apply ordering. If the intent resolver becomes re-entrant, 12649 * this needs to be contained entirely within {@link #filterResults()}. 12650 */ 12651 final ArrayMap<String, Pair<Integer, EphemeralResolveInfo>> mOrderResult = new ArrayMap<>(); 12652 12653 @Override 12654 protected EphemeralResponse[] newArray(int size) { 12655 return new EphemeralResponse[size]; 12656 } 12657 12658 @Override 12659 protected boolean isPackageForFilter(String packageName, EphemeralResponse responseObj) { 12660 return true; 12661 } 12662 12663 @Override 12664 protected EphemeralResponse newResult(EphemeralResponse responseObj, int match, 12665 int userId) { 12666 if (!sUserManager.exists(userId)) { 12667 return null; 12668 } 12669 final String packageName = responseObj.resolveInfo.getPackageName(); 12670 final Integer order = responseObj.getOrder(); 12671 final Pair<Integer, EphemeralResolveInfo> lastOrderResult = 12672 mOrderResult.get(packageName); 12673 // ordering is enabled and this item's order isn't high enough 12674 if (lastOrderResult != null && lastOrderResult.first >= order) { 12675 return null; 12676 } 12677 final EphemeralResolveInfo res = responseObj.resolveInfo; 12678 if (order > 0) { 12679 // non-zero order, enable ordering 12680 mOrderResult.put(packageName, new Pair<>(order, res)); 12681 } 12682 return responseObj; 12683 } 12684 12685 @Override 12686 protected void filterResults(List<EphemeralResponse> results) { 12687 // only do work if ordering is enabled [most of the time it won't be] 12688 if (mOrderResult.size() == 0) { 12689 return; 12690 } 12691 int resultSize = results.size(); 12692 for (int i = 0; i < resultSize; i++) { 12693 final EphemeralResolveInfo info = results.get(i).resolveInfo; 12694 final String packageName = info.getPackageName(); 12695 final Pair<Integer, EphemeralResolveInfo> savedInfo = mOrderResult.get(packageName); 12696 if (savedInfo == null) { 12697 // package doesn't having ordering 12698 continue; 12699 } 12700 if (savedInfo.second == info) { 12701 // circled back to the highest ordered item; remove from order list 12702 mOrderResult.remove(savedInfo); 12703 if (mOrderResult.size() == 0) { 12704 // no more ordered items 12705 break; 12706 } 12707 continue; 12708 } 12709 // item has a worse order, remove it from the result list 12710 results.remove(i); 12711 resultSize--; 12712 i--; 12713 } 12714 } 12715 } 12716 12717 private static final Comparator<ResolveInfo> mResolvePrioritySorter = 12718 new Comparator<ResolveInfo>() { 12719 public int compare(ResolveInfo r1, ResolveInfo r2) { 12720 int v1 = r1.priority; 12721 int v2 = r2.priority; 12722 //System.out.println("Comparing: q1=" + q1 + " q2=" + q2); 12723 if (v1 != v2) { 12724 return (v1 > v2) ? -1 : 1; 12725 } 12726 v1 = r1.preferredOrder; 12727 v2 = r2.preferredOrder; 12728 if (v1 != v2) { 12729 return (v1 > v2) ? -1 : 1; 12730 } 12731 if (r1.isDefault != r2.isDefault) { 12732 return r1.isDefault ? -1 : 1; 12733 } 12734 v1 = r1.match; 12735 v2 = r2.match; 12736 //System.out.println("Comparing: m1=" + m1 + " m2=" + m2); 12737 if (v1 != v2) { 12738 return (v1 > v2) ? -1 : 1; 12739 } 12740 if (r1.system != r2.system) { 12741 return r1.system ? -1 : 1; 12742 } 12743 if (r1.activityInfo != null) { 12744 return r1.activityInfo.packageName.compareTo(r2.activityInfo.packageName); 12745 } 12746 if (r1.serviceInfo != null) { 12747 return r1.serviceInfo.packageName.compareTo(r2.serviceInfo.packageName); 12748 } 12749 if (r1.providerInfo != null) { 12750 return r1.providerInfo.packageName.compareTo(r2.providerInfo.packageName); 12751 } 12752 return 0; 12753 } 12754 }; 12755 12756 private static final Comparator<ProviderInfo> mProviderInitOrderSorter = 12757 new Comparator<ProviderInfo>() { 12758 public int compare(ProviderInfo p1, ProviderInfo p2) { 12759 final int v1 = p1.initOrder; 12760 final int v2 = p2.initOrder; 12761 return (v1 > v2) ? -1 : ((v1 < v2) ? 1 : 0); 12762 } 12763 }; 12764 12765 final void sendPackageBroadcast(final String action, final String pkg, final Bundle extras, 12766 final int flags, final String targetPkg, final IIntentReceiver finishedReceiver, 12767 final int[] userIds) { 12768 mHandler.post(new Runnable() { 12769 @Override 12770 public void run() { 12771 try { 12772 final IActivityManager am = ActivityManager.getService(); 12773 if (am == null) return; 12774 final int[] resolvedUserIds; 12775 if (userIds == null) { 12776 resolvedUserIds = am.getRunningUserIds(); 12777 } else { 12778 resolvedUserIds = userIds; 12779 } 12780 for (int id : resolvedUserIds) { 12781 final Intent intent = new Intent(action, 12782 pkg != null ? Uri.fromParts(PACKAGE_SCHEME, pkg, null) : null); 12783 if (extras != null) { 12784 intent.putExtras(extras); 12785 } 12786 if (targetPkg != null) { 12787 intent.setPackage(targetPkg); 12788 } 12789 // Modify the UID when posting to other users 12790 int uid = intent.getIntExtra(Intent.EXTRA_UID, -1); 12791 if (uid > 0 && UserHandle.getUserId(uid) != id) { 12792 uid = UserHandle.getUid(id, UserHandle.getAppId(uid)); 12793 intent.putExtra(Intent.EXTRA_UID, uid); 12794 } 12795 intent.putExtra(Intent.EXTRA_USER_HANDLE, id); 12796 intent.addFlags(Intent.FLAG_RECEIVER_REGISTERED_ONLY_BEFORE_BOOT | flags); 12797 if (DEBUG_BROADCASTS) { 12798 RuntimeException here = new RuntimeException("here"); 12799 here.fillInStackTrace(); 12800 Slog.d(TAG, "Sending to user " + id + ": " 12801 + intent.toShortString(false, true, false, false) 12802 + " " + intent.getExtras(), here); 12803 } 12804 am.broadcastIntent(null, intent, null, finishedReceiver, 12805 0, null, null, null, android.app.AppOpsManager.OP_NONE, 12806 null, finishedReceiver != null, false, id); 12807 } 12808 } catch (RemoteException ex) { 12809 } 12810 } 12811 }); 12812 } 12813 12814 /** 12815 * Check if the external storage media is available. This is true if there 12816 * is a mounted external storage medium or if the external storage is 12817 * emulated. 12818 */ 12819 private boolean isExternalMediaAvailable() { 12820 return mMediaMounted || Environment.isExternalStorageEmulated(); 12821 } 12822 12823 @Override 12824 public PackageCleanItem nextPackageToClean(PackageCleanItem lastPackage) { 12825 // writer 12826 synchronized (mPackages) { 12827 if (!isExternalMediaAvailable()) { 12828 // If the external storage is no longer mounted at this point, 12829 // the caller may not have been able to delete all of this 12830 // packages files and can not delete any more. Bail. 12831 return null; 12832 } 12833 final ArrayList<PackageCleanItem> pkgs = mSettings.mPackagesToBeCleaned; 12834 if (lastPackage != null) { 12835 pkgs.remove(lastPackage); 12836 } 12837 if (pkgs.size() > 0) { 12838 return pkgs.get(0); 12839 } 12840 } 12841 return null; 12842 } 12843 12844 void schedulePackageCleaning(String packageName, int userId, boolean andCode) { 12845 final Message msg = mHandler.obtainMessage(START_CLEANING_PACKAGE, 12846 userId, andCode ? 1 : 0, packageName); 12847 if (mSystemReady) { 12848 msg.sendToTarget(); 12849 } else { 12850 if (mPostSystemReadyMessages == null) { 12851 mPostSystemReadyMessages = new ArrayList<>(); 12852 } 12853 mPostSystemReadyMessages.add(msg); 12854 } 12855 } 12856 12857 void startCleaningPackages() { 12858 // reader 12859 if (!isExternalMediaAvailable()) { 12860 return; 12861 } 12862 synchronized (mPackages) { 12863 if (mSettings.mPackagesToBeCleaned.isEmpty()) { 12864 return; 12865 } 12866 } 12867 Intent intent = new Intent(PackageManager.ACTION_CLEAN_EXTERNAL_STORAGE); 12868 intent.setComponent(DEFAULT_CONTAINER_COMPONENT); 12869 IActivityManager am = ActivityManager.getService(); 12870 if (am != null) { 12871 try { 12872 am.startService(null, intent, null, -1, null, mContext.getOpPackageName(), 12873 UserHandle.USER_SYSTEM); 12874 } catch (RemoteException e) { 12875 } 12876 } 12877 } 12878 12879 @Override 12880 public void installPackageAsUser(String originPath, IPackageInstallObserver2 observer, 12881 int installFlags, String installerPackageName, int userId) { 12882 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.INSTALL_PACKAGES, null); 12883 12884 final int callingUid = Binder.getCallingUid(); 12885 enforceCrossUserPermission(callingUid, userId, 12886 true /* requireFullPermission */, true /* checkShell */, "installPackageAsUser"); 12887 12888 if (isUserRestricted(userId, UserManager.DISALLOW_INSTALL_APPS)) { 12889 try { 12890 if (observer != null) { 12891 observer.onPackageInstalled("", INSTALL_FAILED_USER_RESTRICTED, null, null); 12892 } 12893 } catch (RemoteException re) { 12894 } 12895 return; 12896 } 12897 12898 if ((callingUid == Process.SHELL_UID) || (callingUid == Process.ROOT_UID)) { 12899 installFlags |= PackageManager.INSTALL_FROM_ADB; 12900 12901 } else { 12902 // Caller holds INSTALL_PACKAGES permission, so we're less strict 12903 // about installerPackageName. 12904 12905 installFlags &= ~PackageManager.INSTALL_FROM_ADB; 12906 installFlags &= ~PackageManager.INSTALL_ALL_USERS; 12907 } 12908 12909 UserHandle user; 12910 if ((installFlags & PackageManager.INSTALL_ALL_USERS) != 0) { 12911 user = UserHandle.ALL; 12912 } else { 12913 user = new UserHandle(userId); 12914 } 12915 12916 // Only system components can circumvent runtime permissions when installing. 12917 if ((installFlags & PackageManager.INSTALL_GRANT_RUNTIME_PERMISSIONS) != 0 12918 && mContext.checkCallingOrSelfPermission(Manifest.permission 12919 .INSTALL_GRANT_RUNTIME_PERMISSIONS) == PackageManager.PERMISSION_DENIED) { 12920 throw new SecurityException("You need the " 12921 + "android.permission.INSTALL_GRANT_RUNTIME_PERMISSIONS permission " 12922 + "to use the PackageManager.INSTALL_GRANT_RUNTIME_PERMISSIONS flag"); 12923 } 12924 12925 final File originFile = new File(originPath); 12926 final OriginInfo origin = OriginInfo.fromUntrustedFile(originFile); 12927 12928 final Message msg = mHandler.obtainMessage(INIT_COPY); 12929 final VerificationInfo verificationInfo = new VerificationInfo( 12930 null /*originatingUri*/, null /*referrer*/, -1 /*originatingUid*/, callingUid); 12931 final InstallParams params = new InstallParams(origin, null /*moveInfo*/, observer, 12932 installFlags, installerPackageName, null /*volumeUuid*/, verificationInfo, user, 12933 null /*packageAbiOverride*/, null /*grantedPermissions*/, 12934 null /*certificates*/, PackageManager.INSTALL_REASON_UNKNOWN); 12935 params.setTraceMethod("installAsUser").setTraceCookie(System.identityHashCode(params)); 12936 msg.obj = params; 12937 12938 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "installAsUser", 12939 System.identityHashCode(msg.obj)); 12940 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "queueInstall", 12941 System.identityHashCode(msg.obj)); 12942 12943 mHandler.sendMessage(msg); 12944 } 12945 12946 12947 /** 12948 * Ensure that the install reason matches what we know about the package installer (e.g. whether 12949 * it is acting on behalf on an enterprise or the user). 12950 * 12951 * Note that the ordering of the conditionals in this method is important. The checks we perform 12952 * are as follows, in this order: 12953 * 12954 * 1) If the install is being performed by a system app, we can trust the app to have set the 12955 * install reason correctly. Thus, we pass through the install reason unchanged, no matter 12956 * what it is. 12957 * 2) If the install is being performed by a device or profile owner app, the install reason 12958 * should be enterprise policy. However, we cannot be sure that the device or profile owner 12959 * set the install reason correctly. If the app targets an older SDK version where install 12960 * reasons did not exist yet, or if the app author simply forgot, the install reason may be 12961 * unset or wrong. Thus, we force the install reason to be enterprise policy. 12962 * 3) In all other cases, the install is being performed by a regular app that is neither part 12963 * of the system nor a device or profile owner. We have no reason to believe that this app is 12964 * acting on behalf of the enterprise admin. Thus, we check whether the install reason was 12965 * set to enterprise policy and if so, change it to unknown instead. 12966 */ 12967 private int fixUpInstallReason(String installerPackageName, int installerUid, 12968 int installReason) { 12969 if (checkUidPermission(android.Manifest.permission.INSTALL_PACKAGES, installerUid) 12970 == PERMISSION_GRANTED) { 12971 // If the install is being performed by a system app, we trust that app to have set the 12972 // install reason correctly. 12973 return installReason; 12974 } 12975 12976 final IDevicePolicyManager dpm = IDevicePolicyManager.Stub.asInterface( 12977 ServiceManager.getService(Context.DEVICE_POLICY_SERVICE)); 12978 if (dpm != null) { 12979 ComponentName owner = null; 12980 try { 12981 owner = dpm.getDeviceOwnerComponent(true /* callingUserOnly */); 12982 if (owner == null) { 12983 owner = dpm.getProfileOwner(UserHandle.getUserId(installerUid)); 12984 } 12985 } catch (RemoteException e) { 12986 } 12987 if (owner != null && owner.getPackageName().equals(installerPackageName)) { 12988 // If the install is being performed by a device or profile owner, the install 12989 // reason should be enterprise policy. 12990 return PackageManager.INSTALL_REASON_POLICY; 12991 } 12992 } 12993 12994 if (installReason == PackageManager.INSTALL_REASON_POLICY) { 12995 // If the install is being performed by a regular app (i.e. neither system app nor 12996 // device or profile owner), we have no reason to believe that the app is acting on 12997 // behalf of an enterprise. If the app set the install reason to enterprise policy, 12998 // change it to unknown instead. 12999 return PackageManager.INSTALL_REASON_UNKNOWN; 13000 } 13001 13002 // If the install is being performed by a regular app and the install reason was set to any 13003 // value but enterprise policy, leave the install reason unchanged. 13004 return installReason; 13005 } 13006 13007 void installStage(String packageName, File stagedDir, String stagedCid, 13008 IPackageInstallObserver2 observer, PackageInstaller.SessionParams sessionParams, 13009 String installerPackageName, int installerUid, UserHandle user, 13010 Certificate[][] certificates) { 13011 if (DEBUG_EPHEMERAL) { 13012 if ((sessionParams.installFlags & PackageManager.INSTALL_EPHEMERAL) != 0) { 13013 Slog.d(TAG, "Ephemeral install of " + packageName); 13014 } 13015 } 13016 final VerificationInfo verificationInfo = new VerificationInfo( 13017 sessionParams.originatingUri, sessionParams.referrerUri, 13018 sessionParams.originatingUid, installerUid); 13019 13020 final OriginInfo origin; 13021 if (stagedDir != null) { 13022 origin = OriginInfo.fromStagedFile(stagedDir); 13023 } else { 13024 origin = OriginInfo.fromStagedContainer(stagedCid); 13025 } 13026 13027 final Message msg = mHandler.obtainMessage(INIT_COPY); 13028 final int installReason = fixUpInstallReason(installerPackageName, installerUid, 13029 sessionParams.installReason); 13030 final InstallParams params = new InstallParams(origin, null, observer, 13031 sessionParams.installFlags, installerPackageName, sessionParams.volumeUuid, 13032 verificationInfo, user, sessionParams.abiOverride, 13033 sessionParams.grantedRuntimePermissions, certificates, installReason); 13034 params.setTraceMethod("installStage").setTraceCookie(System.identityHashCode(params)); 13035 msg.obj = params; 13036 13037 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "installStage", 13038 System.identityHashCode(msg.obj)); 13039 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "queueInstall", 13040 System.identityHashCode(msg.obj)); 13041 13042 mHandler.sendMessage(msg); 13043 } 13044 13045 private void sendPackageAddedForUser(String packageName, PackageSetting pkgSetting, 13046 int userId) { 13047 final boolean isSystem = isSystemApp(pkgSetting) || isUpdatedSystemApp(pkgSetting); 13048 sendPackageAddedForNewUsers(packageName, isSystem, pkgSetting.appId, userId); 13049 } 13050 13051 private void sendPackageAddedForNewUsers(String packageName, boolean isSystem, 13052 int appId, int... userIds) { 13053 if (ArrayUtils.isEmpty(userIds)) { 13054 return; 13055 } 13056 Bundle extras = new Bundle(1); 13057 // Set to UID of the first user, EXTRA_UID is automatically updated in sendPackageBroadcast 13058 extras.putInt(Intent.EXTRA_UID, UserHandle.getUid(userIds[0], appId)); 13059 13060 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, 13061 packageName, extras, 0, null, null, userIds); 13062 if (isSystem) { 13063 mHandler.post(() -> { 13064 for (int userId : userIds) { 13065 sendBootCompletedBroadcastToSystemApp(packageName, userId); 13066 } 13067 } 13068 ); 13069 } 13070 } 13071 13072 /** 13073 * The just-installed/enabled app is bundled on the system, so presumed to be able to run 13074 * automatically without needing an explicit launch. 13075 * Send it a LOCKED_BOOT_COMPLETED/BOOT_COMPLETED if it would ordinarily have gotten ones. 13076 */ 13077 private void sendBootCompletedBroadcastToSystemApp(String packageName, int userId) { 13078 // If user is not running, the app didn't miss any broadcast 13079 if (!mUserManagerInternal.isUserRunning(userId)) { 13080 return; 13081 } 13082 final IActivityManager am = ActivityManager.getService(); 13083 try { 13084 // Deliver LOCKED_BOOT_COMPLETED first 13085 Intent lockedBcIntent = new Intent(Intent.ACTION_LOCKED_BOOT_COMPLETED) 13086 .setPackage(packageName); 13087 final String[] requiredPermissions = {Manifest.permission.RECEIVE_BOOT_COMPLETED}; 13088 am.broadcastIntent(null, lockedBcIntent, null, null, 0, null, null, requiredPermissions, 13089 android.app.AppOpsManager.OP_NONE, null, false, false, userId); 13090 13091 // Deliver BOOT_COMPLETED only if user is unlocked 13092 if (mUserManagerInternal.isUserUnlockingOrUnlocked(userId)) { 13093 Intent bcIntent = new Intent(Intent.ACTION_BOOT_COMPLETED).setPackage(packageName); 13094 am.broadcastIntent(null, bcIntent, null, null, 0, null, null, requiredPermissions, 13095 android.app.AppOpsManager.OP_NONE, null, false, false, userId); 13096 } 13097 } catch (RemoteException e) { 13098 throw e.rethrowFromSystemServer(); 13099 } 13100 } 13101 13102 @Override 13103 public boolean setApplicationHiddenSettingAsUser(String packageName, boolean hidden, 13104 int userId) { 13105 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MANAGE_USERS, null); 13106 PackageSetting pkgSetting; 13107 final int uid = Binder.getCallingUid(); 13108 enforceCrossUserPermission(uid, userId, 13109 true /* requireFullPermission */, true /* checkShell */, 13110 "setApplicationHiddenSetting for user " + userId); 13111 13112 if (hidden && isPackageDeviceAdmin(packageName, userId)) { 13113 Slog.w(TAG, "Not hiding package " + packageName + ": has active device admin"); 13114 return false; 13115 } 13116 13117 long callingId = Binder.clearCallingIdentity(); 13118 try { 13119 boolean sendAdded = false; 13120 boolean sendRemoved = false; 13121 // writer 13122 synchronized (mPackages) { 13123 pkgSetting = mSettings.mPackages.get(packageName); 13124 if (pkgSetting == null) { 13125 return false; 13126 } 13127 // Do not allow "android" is being disabled 13128 if ("android".equals(packageName)) { 13129 Slog.w(TAG, "Cannot hide package: android"); 13130 return false; 13131 } 13132 // Cannot hide static shared libs as they are considered 13133 // a part of the using app (emulating static linking). Also 13134 // static libs are installed always on internal storage. 13135 PackageParser.Package pkg = mPackages.get(packageName); 13136 if (pkg != null && pkg.staticSharedLibName != null) { 13137 Slog.w(TAG, "Cannot hide package: " + packageName 13138 + " providing static shared library: " 13139 + pkg.staticSharedLibName); 13140 return false; 13141 } 13142 // Only allow protected packages to hide themselves. 13143 if (hidden && !UserHandle.isSameApp(uid, pkgSetting.appId) 13144 && mProtectedPackages.isPackageStateProtected(userId, packageName)) { 13145 Slog.w(TAG, "Not hiding protected package: " + packageName); 13146 return false; 13147 } 13148 13149 if (pkgSetting.getHidden(userId) != hidden) { 13150 pkgSetting.setHidden(hidden, userId); 13151 mSettings.writePackageRestrictionsLPr(userId); 13152 if (hidden) { 13153 sendRemoved = true; 13154 } else { 13155 sendAdded = true; 13156 } 13157 } 13158 } 13159 if (sendAdded) { 13160 sendPackageAddedForUser(packageName, pkgSetting, userId); 13161 return true; 13162 } 13163 if (sendRemoved) { 13164 killApplication(packageName, UserHandle.getUid(userId, pkgSetting.appId), 13165 "hiding pkg"); 13166 sendApplicationHiddenForUser(packageName, pkgSetting, userId); 13167 return true; 13168 } 13169 } finally { 13170 Binder.restoreCallingIdentity(callingId); 13171 } 13172 return false; 13173 } 13174 13175 private void sendApplicationHiddenForUser(String packageName, PackageSetting pkgSetting, 13176 int userId) { 13177 final PackageRemovedInfo info = new PackageRemovedInfo(); 13178 info.removedPackage = packageName; 13179 info.removedUsers = new int[] {userId}; 13180 info.uid = UserHandle.getUid(userId, pkgSetting.appId); 13181 info.sendPackageRemovedBroadcasts(true /*killApp*/); 13182 } 13183 13184 private void sendPackagesSuspendedForUser(String[] pkgList, int userId, boolean suspended) { 13185 if (pkgList.length > 0) { 13186 Bundle extras = new Bundle(1); 13187 extras.putStringArray(Intent.EXTRA_CHANGED_PACKAGE_LIST, pkgList); 13188 13189 sendPackageBroadcast( 13190 suspended ? Intent.ACTION_PACKAGES_SUSPENDED 13191 : Intent.ACTION_PACKAGES_UNSUSPENDED, 13192 null, extras, Intent.FLAG_RECEIVER_REGISTERED_ONLY, null, null, 13193 new int[] {userId}); 13194 } 13195 } 13196 13197 /** 13198 * Returns true if application is not found or there was an error. Otherwise it returns 13199 * the hidden state of the package for the given user. 13200 */ 13201 @Override 13202 public boolean getApplicationHiddenSettingAsUser(String packageName, int userId) { 13203 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MANAGE_USERS, null); 13204 enforceCrossUserPermission(Binder.getCallingUid(), userId, 13205 true /* requireFullPermission */, false /* checkShell */, 13206 "getApplicationHidden for user " + userId); 13207 PackageSetting pkgSetting; 13208 long callingId = Binder.clearCallingIdentity(); 13209 try { 13210 // writer 13211 synchronized (mPackages) { 13212 pkgSetting = mSettings.mPackages.get(packageName); 13213 if (pkgSetting == null) { 13214 return true; 13215 } 13216 return pkgSetting.getHidden(userId); 13217 } 13218 } finally { 13219 Binder.restoreCallingIdentity(callingId); 13220 } 13221 } 13222 13223 /** 13224 * @hide 13225 */ 13226 @Override 13227 public int installExistingPackageAsUser(String packageName, int userId, int installReason) { 13228 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.INSTALL_PACKAGES, 13229 null); 13230 PackageSetting pkgSetting; 13231 final int uid = Binder.getCallingUid(); 13232 enforceCrossUserPermission(uid, userId, 13233 true /* requireFullPermission */, true /* checkShell */, 13234 "installExistingPackage for user " + userId); 13235 if (isUserRestricted(userId, UserManager.DISALLOW_INSTALL_APPS)) { 13236 return PackageManager.INSTALL_FAILED_USER_RESTRICTED; 13237 } 13238 13239 long callingId = Binder.clearCallingIdentity(); 13240 try { 13241 boolean installed = false; 13242 13243 // writer 13244 synchronized (mPackages) { 13245 pkgSetting = mSettings.mPackages.get(packageName); 13246 if (pkgSetting == null) { 13247 return PackageManager.INSTALL_FAILED_INVALID_URI; 13248 } 13249 if (!pkgSetting.getInstalled(userId)) { 13250 pkgSetting.setInstalled(true, userId); 13251 pkgSetting.setHidden(false, userId); 13252 pkgSetting.setInstallReason(installReason, userId); 13253 mSettings.writePackageRestrictionsLPr(userId); 13254 installed = true; 13255 } 13256 } 13257 13258 if (installed) { 13259 if (pkgSetting.pkg != null) { 13260 synchronized (mInstallLock) { 13261 // We don't need to freeze for a brand new install 13262 prepareAppDataAfterInstallLIF(pkgSetting.pkg); 13263 } 13264 } 13265 sendPackageAddedForUser(packageName, pkgSetting, userId); 13266 } 13267 } finally { 13268 Binder.restoreCallingIdentity(callingId); 13269 } 13270 13271 return PackageManager.INSTALL_SUCCEEDED; 13272 } 13273 13274 boolean isUserRestricted(int userId, String restrictionKey) { 13275 Bundle restrictions = sUserManager.getUserRestrictions(userId); 13276 if (restrictions.getBoolean(restrictionKey, false)) { 13277 Log.w(TAG, "User is restricted: " + restrictionKey); 13278 return true; 13279 } 13280 return false; 13281 } 13282 13283 @Override 13284 public String[] setPackagesSuspendedAsUser(String[] packageNames, boolean suspended, 13285 int userId) { 13286 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MANAGE_USERS, null); 13287 enforceCrossUserPermission(Binder.getCallingUid(), userId, 13288 true /* requireFullPermission */, true /* checkShell */, 13289 "setPackagesSuspended for user " + userId); 13290 13291 if (ArrayUtils.isEmpty(packageNames)) { 13292 return packageNames; 13293 } 13294 13295 // List of package names for whom the suspended state has changed. 13296 List<String> changedPackages = new ArrayList<>(packageNames.length); 13297 // List of package names for whom the suspended state is not set as requested in this 13298 // method. 13299 List<String> unactionedPackages = new ArrayList<>(packageNames.length); 13300 long callingId = Binder.clearCallingIdentity(); 13301 try { 13302 for (int i = 0; i < packageNames.length; i++) { 13303 String packageName = packageNames[i]; 13304 boolean changed = false; 13305 final int appId; 13306 synchronized (mPackages) { 13307 final PackageSetting pkgSetting = mSettings.mPackages.get(packageName); 13308 if (pkgSetting == null) { 13309 Slog.w(TAG, "Could not find package setting for package \"" + packageName 13310 + "\". Skipping suspending/un-suspending."); 13311 unactionedPackages.add(packageName); 13312 continue; 13313 } 13314 appId = pkgSetting.appId; 13315 if (pkgSetting.getSuspended(userId) != suspended) { 13316 if (!canSuspendPackageForUserLocked(packageName, userId)) { 13317 unactionedPackages.add(packageName); 13318 continue; 13319 } 13320 pkgSetting.setSuspended(suspended, userId); 13321 mSettings.writePackageRestrictionsLPr(userId); 13322 changed = true; 13323 changedPackages.add(packageName); 13324 } 13325 } 13326 13327 if (changed && suspended) { 13328 killApplication(packageName, UserHandle.getUid(userId, appId), 13329 "suspending package"); 13330 } 13331 } 13332 } finally { 13333 Binder.restoreCallingIdentity(callingId); 13334 } 13335 13336 if (!changedPackages.isEmpty()) { 13337 sendPackagesSuspendedForUser(changedPackages.toArray( 13338 new String[changedPackages.size()]), userId, suspended); 13339 } 13340 13341 return unactionedPackages.toArray(new String[unactionedPackages.size()]); 13342 } 13343 13344 @Override 13345 public boolean isPackageSuspendedForUser(String packageName, int userId) { 13346 enforceCrossUserPermission(Binder.getCallingUid(), userId, 13347 true /* requireFullPermission */, false /* checkShell */, 13348 "isPackageSuspendedForUser for user " + userId); 13349 synchronized (mPackages) { 13350 final PackageSetting pkgSetting = mSettings.mPackages.get(packageName); 13351 if (pkgSetting == null) { 13352 throw new IllegalArgumentException("Unknown target package: " + packageName); 13353 } 13354 return pkgSetting.getSuspended(userId); 13355 } 13356 } 13357 13358 private boolean canSuspendPackageForUserLocked(String packageName, int userId) { 13359 if (isPackageDeviceAdmin(packageName, userId)) { 13360 Slog.w(TAG, "Cannot suspend/un-suspend package \"" + packageName 13361 + "\": has an active device admin"); 13362 return false; 13363 } 13364 13365 String activeLauncherPackageName = getActiveLauncherPackageName(userId); 13366 if (packageName.equals(activeLauncherPackageName)) { 13367 Slog.w(TAG, "Cannot suspend/un-suspend package \"" + packageName 13368 + "\": contains the active launcher"); 13369 return false; 13370 } 13371 13372 if (packageName.equals(mRequiredInstallerPackage)) { 13373 Slog.w(TAG, "Cannot suspend/un-suspend package \"" + packageName 13374 + "\": required for package installation"); 13375 return false; 13376 } 13377 13378 if (packageName.equals(mRequiredUninstallerPackage)) { 13379 Slog.w(TAG, "Cannot suspend/un-suspend package \"" + packageName 13380 + "\": required for package uninstallation"); 13381 return false; 13382 } 13383 13384 if (packageName.equals(mRequiredVerifierPackage)) { 13385 Slog.w(TAG, "Cannot suspend/un-suspend package \"" + packageName 13386 + "\": required for package verification"); 13387 return false; 13388 } 13389 13390 if (packageName.equals(getDefaultDialerPackageName(userId))) { 13391 Slog.w(TAG, "Cannot suspend/un-suspend package \"" + packageName 13392 + "\": is the default dialer"); 13393 return false; 13394 } 13395 13396 if (mProtectedPackages.isPackageStateProtected(userId, packageName)) { 13397 Slog.w(TAG, "Cannot suspend/un-suspend package \"" + packageName 13398 + "\": protected package"); 13399 return false; 13400 } 13401 13402 // Cannot suspend static shared libs as they are considered 13403 // a part of the using app (emulating static linking). Also 13404 // static libs are installed always on internal storage. 13405 PackageParser.Package pkg = mPackages.get(packageName); 13406 if (pkg != null && pkg.applicationInfo.isStaticSharedLibrary()) { 13407 Slog.w(TAG, "Cannot suspend package: " + packageName 13408 + " providing static shared library: " 13409 + pkg.staticSharedLibName); 13410 return false; 13411 } 13412 13413 return true; 13414 } 13415 13416 private String getActiveLauncherPackageName(int userId) { 13417 Intent intent = new Intent(Intent.ACTION_MAIN); 13418 intent.addCategory(Intent.CATEGORY_HOME); 13419 ResolveInfo resolveInfo = resolveIntent( 13420 intent, 13421 intent.resolveTypeIfNeeded(mContext.getContentResolver()), 13422 PackageManager.MATCH_DEFAULT_ONLY, 13423 userId); 13424 13425 return resolveInfo == null ? null : resolveInfo.activityInfo.packageName; 13426 } 13427 13428 private String getDefaultDialerPackageName(int userId) { 13429 synchronized (mPackages) { 13430 return mSettings.getDefaultDialerPackageNameLPw(userId); 13431 } 13432 } 13433 13434 @Override 13435 public void verifyPendingInstall(int id, int verificationCode) throws RemoteException { 13436 mContext.enforceCallingOrSelfPermission( 13437 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 13438 "Only package verification agents can verify applications"); 13439 13440 final Message msg = mHandler.obtainMessage(PACKAGE_VERIFIED); 13441 final PackageVerificationResponse response = new PackageVerificationResponse( 13442 verificationCode, Binder.getCallingUid()); 13443 msg.arg1 = id; 13444 msg.obj = response; 13445 mHandler.sendMessage(msg); 13446 } 13447 13448 @Override 13449 public void extendVerificationTimeout(int id, int verificationCodeAtTimeout, 13450 long millisecondsToDelay) { 13451 mContext.enforceCallingOrSelfPermission( 13452 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 13453 "Only package verification agents can extend verification timeouts"); 13454 13455 final PackageVerificationState state = mPendingVerification.get(id); 13456 final PackageVerificationResponse response = new PackageVerificationResponse( 13457 verificationCodeAtTimeout, Binder.getCallingUid()); 13458 13459 if (millisecondsToDelay > PackageManager.MAXIMUM_VERIFICATION_TIMEOUT) { 13460 millisecondsToDelay = PackageManager.MAXIMUM_VERIFICATION_TIMEOUT; 13461 } 13462 if (millisecondsToDelay < 0) { 13463 millisecondsToDelay = 0; 13464 } 13465 if ((verificationCodeAtTimeout != PackageManager.VERIFICATION_ALLOW) 13466 && (verificationCodeAtTimeout != PackageManager.VERIFICATION_REJECT)) { 13467 verificationCodeAtTimeout = PackageManager.VERIFICATION_REJECT; 13468 } 13469 13470 if ((state != null) && !state.timeoutExtended()) { 13471 state.extendTimeout(); 13472 13473 final Message msg = mHandler.obtainMessage(PACKAGE_VERIFIED); 13474 msg.arg1 = id; 13475 msg.obj = response; 13476 mHandler.sendMessageDelayed(msg, millisecondsToDelay); 13477 } 13478 } 13479 13480 private void broadcastPackageVerified(int verificationId, Uri packageUri, 13481 int verificationCode, UserHandle user) { 13482 final Intent intent = new Intent(Intent.ACTION_PACKAGE_VERIFIED); 13483 intent.setDataAndType(packageUri, PACKAGE_MIME_TYPE); 13484 intent.addFlags(Intent.FLAG_GRANT_READ_URI_PERMISSION); 13485 intent.putExtra(PackageManager.EXTRA_VERIFICATION_ID, verificationId); 13486 intent.putExtra(PackageManager.EXTRA_VERIFICATION_RESULT, verificationCode); 13487 13488 mContext.sendBroadcastAsUser(intent, user, 13489 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT); 13490 } 13491 13492 private ComponentName matchComponentForVerifier(String packageName, 13493 List<ResolveInfo> receivers) { 13494 ActivityInfo targetReceiver = null; 13495 13496 final int NR = receivers.size(); 13497 for (int i = 0; i < NR; i++) { 13498 final ResolveInfo info = receivers.get(i); 13499 if (info.activityInfo == null) { 13500 continue; 13501 } 13502 13503 if (packageName.equals(info.activityInfo.packageName)) { 13504 targetReceiver = info.activityInfo; 13505 break; 13506 } 13507 } 13508 13509 if (targetReceiver == null) { 13510 return null; 13511 } 13512 13513 return new ComponentName(targetReceiver.packageName, targetReceiver.name); 13514 } 13515 13516 private List<ComponentName> matchVerifiers(PackageInfoLite pkgInfo, 13517 List<ResolveInfo> receivers, final PackageVerificationState verificationState) { 13518 if (pkgInfo.verifiers.length == 0) { 13519 return null; 13520 } 13521 13522 final int N = pkgInfo.verifiers.length; 13523 final List<ComponentName> sufficientVerifiers = new ArrayList<ComponentName>(N + 1); 13524 for (int i = 0; i < N; i++) { 13525 final VerifierInfo verifierInfo = pkgInfo.verifiers[i]; 13526 13527 final ComponentName comp = matchComponentForVerifier(verifierInfo.packageName, 13528 receivers); 13529 if (comp == null) { 13530 continue; 13531 } 13532 13533 final int verifierUid = getUidForVerifier(verifierInfo); 13534 if (verifierUid == -1) { 13535 continue; 13536 } 13537 13538 if (DEBUG_VERIFY) { 13539 Slog.d(TAG, "Added sufficient verifier " + verifierInfo.packageName 13540 + " with the correct signature"); 13541 } 13542 sufficientVerifiers.add(comp); 13543 verificationState.addSufficientVerifier(verifierUid); 13544 } 13545 13546 return sufficientVerifiers; 13547 } 13548 13549 private int getUidForVerifier(VerifierInfo verifierInfo) { 13550 synchronized (mPackages) { 13551 final PackageParser.Package pkg = mPackages.get(verifierInfo.packageName); 13552 if (pkg == null) { 13553 return -1; 13554 } else if (pkg.mSignatures.length != 1) { 13555 Slog.i(TAG, "Verifier package " + verifierInfo.packageName 13556 + " has more than one signature; ignoring"); 13557 return -1; 13558 } 13559 13560 /* 13561 * If the public key of the package's signature does not match 13562 * our expected public key, then this is a different package and 13563 * we should skip. 13564 */ 13565 13566 final byte[] expectedPublicKey; 13567 try { 13568 final Signature verifierSig = pkg.mSignatures[0]; 13569 final PublicKey publicKey = verifierSig.getPublicKey(); 13570 expectedPublicKey = publicKey.getEncoded(); 13571 } catch (CertificateException e) { 13572 return -1; 13573 } 13574 13575 final byte[] actualPublicKey = verifierInfo.publicKey.getEncoded(); 13576 13577 if (!Arrays.equals(actualPublicKey, expectedPublicKey)) { 13578 Slog.i(TAG, "Verifier package " + verifierInfo.packageName 13579 + " does not have the expected public key; ignoring"); 13580 return -1; 13581 } 13582 13583 return pkg.applicationInfo.uid; 13584 } 13585 } 13586 13587 @Override 13588 public void finishPackageInstall(int token, boolean didLaunch) { 13589 enforceSystemOrRoot("Only the system is allowed to finish installs"); 13590 13591 if (DEBUG_INSTALL) { 13592 Slog.v(TAG, "BM finishing package install for " + token); 13593 } 13594 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, "restore", token); 13595 13596 final Message msg = mHandler.obtainMessage(POST_INSTALL, token, didLaunch ? 1 : 0); 13597 mHandler.sendMessage(msg); 13598 } 13599 13600 /** 13601 * Get the verification agent timeout. 13602 * 13603 * @return verification timeout in milliseconds 13604 */ 13605 private long getVerificationTimeout() { 13606 return android.provider.Settings.Global.getLong(mContext.getContentResolver(), 13607 android.provider.Settings.Global.PACKAGE_VERIFIER_TIMEOUT, 13608 DEFAULT_VERIFICATION_TIMEOUT); 13609 } 13610 13611 /** 13612 * Get the default verification agent response code. 13613 * 13614 * @return default verification response code 13615 */ 13616 private int getDefaultVerificationResponse() { 13617 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 13618 android.provider.Settings.Global.PACKAGE_VERIFIER_DEFAULT_RESPONSE, 13619 DEFAULT_VERIFICATION_RESPONSE); 13620 } 13621 13622 /** 13623 * Check whether or not package verification has been enabled. 13624 * 13625 * @return true if verification should be performed 13626 */ 13627 private boolean isVerificationEnabled(int userId, int installFlags) { 13628 if (!DEFAULT_VERIFY_ENABLE) { 13629 return false; 13630 } 13631 // Ephemeral apps don't get the full verification treatment 13632 if ((installFlags & PackageManager.INSTALL_EPHEMERAL) != 0) { 13633 if (DEBUG_EPHEMERAL) { 13634 Slog.d(TAG, "INSTALL_EPHEMERAL so skipping verification"); 13635 } 13636 return false; 13637 } 13638 13639 boolean ensureVerifyAppsEnabled = isUserRestricted(userId, UserManager.ENSURE_VERIFY_APPS); 13640 13641 // Check if installing from ADB 13642 if ((installFlags & PackageManager.INSTALL_FROM_ADB) != 0) { 13643 // Do not run verification in a test harness environment 13644 if (ActivityManager.isRunningInTestHarness()) { 13645 return false; 13646 } 13647 if (ensureVerifyAppsEnabled) { 13648 return true; 13649 } 13650 // Check if the developer does not want package verification for ADB installs 13651 if (android.provider.Settings.Global.getInt(mContext.getContentResolver(), 13652 android.provider.Settings.Global.PACKAGE_VERIFIER_INCLUDE_ADB, 1) == 0) { 13653 return false; 13654 } 13655 } 13656 13657 if (ensureVerifyAppsEnabled) { 13658 return true; 13659 } 13660 13661 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 13662 android.provider.Settings.Global.PACKAGE_VERIFIER_ENABLE, 1) == 1; 13663 } 13664 13665 @Override 13666 public void verifyIntentFilter(int id, int verificationCode, List<String> failedDomains) 13667 throws RemoteException { 13668 mContext.enforceCallingOrSelfPermission( 13669 Manifest.permission.INTENT_FILTER_VERIFICATION_AGENT, 13670 "Only intentfilter verification agents can verify applications"); 13671 13672 final Message msg = mHandler.obtainMessage(INTENT_FILTER_VERIFIED); 13673 final IntentFilterVerificationResponse response = new IntentFilterVerificationResponse( 13674 Binder.getCallingUid(), verificationCode, failedDomains); 13675 msg.arg1 = id; 13676 msg.obj = response; 13677 mHandler.sendMessage(msg); 13678 } 13679 13680 @Override 13681 public int getIntentVerificationStatus(String packageName, int userId) { 13682 synchronized (mPackages) { 13683 return mSettings.getIntentFilterVerificationStatusLPr(packageName, userId); 13684 } 13685 } 13686 13687 @Override 13688 public boolean updateIntentVerificationStatus(String packageName, int status, int userId) { 13689 mContext.enforceCallingOrSelfPermission( 13690 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 13691 13692 boolean result = false; 13693 synchronized (mPackages) { 13694 result = mSettings.updateIntentFilterVerificationStatusLPw(packageName, status, userId); 13695 } 13696 if (result) { 13697 scheduleWritePackageRestrictionsLocked(userId); 13698 } 13699 return result; 13700 } 13701 13702 @Override 13703 public @NonNull ParceledListSlice<IntentFilterVerificationInfo> getIntentFilterVerifications( 13704 String packageName) { 13705 synchronized (mPackages) { 13706 return new ParceledListSlice<>(mSettings.getIntentFilterVerificationsLPr(packageName)); 13707 } 13708 } 13709 13710 @Override 13711 public @NonNull ParceledListSlice<IntentFilter> getAllIntentFilters(String packageName) { 13712 if (TextUtils.isEmpty(packageName)) { 13713 return ParceledListSlice.emptyList(); 13714 } 13715 synchronized (mPackages) { 13716 PackageParser.Package pkg = mPackages.get(packageName); 13717 if (pkg == null || pkg.activities == null) { 13718 return ParceledListSlice.emptyList(); 13719 } 13720 final int count = pkg.activities.size(); 13721 ArrayList<IntentFilter> result = new ArrayList<>(); 13722 for (int n=0; n<count; n++) { 13723 PackageParser.Activity activity = pkg.activities.get(n); 13724 if (activity.intents != null && activity.intents.size() > 0) { 13725 result.addAll(activity.intents); 13726 } 13727 } 13728 return new ParceledListSlice<>(result); 13729 } 13730 } 13731 13732 @Override 13733 public boolean setDefaultBrowserPackageName(String packageName, int userId) { 13734 mContext.enforceCallingOrSelfPermission( 13735 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 13736 13737 synchronized (mPackages) { 13738 boolean result = mSettings.setDefaultBrowserPackageNameLPw(packageName, userId); 13739 if (packageName != null) { 13740 result |= updateIntentVerificationStatus(packageName, 13741 PackageManager.INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS, 13742 userId); 13743 mDefaultPermissionPolicy.grantDefaultPermissionsToDefaultBrowserLPr( 13744 packageName, userId); 13745 } 13746 return result; 13747 } 13748 } 13749 13750 @Override 13751 public String getDefaultBrowserPackageName(int userId) { 13752 synchronized (mPackages) { 13753 return mSettings.getDefaultBrowserPackageNameLPw(userId); 13754 } 13755 } 13756 13757 /** 13758 * Get the "allow unknown sources" setting. 13759 * 13760 * @return the current "allow unknown sources" setting 13761 */ 13762 private int getUnknownSourcesSettings() { 13763 return android.provider.Settings.Secure.getInt(mContext.getContentResolver(), 13764 android.provider.Settings.Secure.INSTALL_NON_MARKET_APPS, 13765 -1); 13766 } 13767 13768 @Override 13769 public void setInstallerPackageName(String targetPackage, String installerPackageName) { 13770 final int uid = Binder.getCallingUid(); 13771 // writer 13772 synchronized (mPackages) { 13773 PackageSetting targetPackageSetting = mSettings.mPackages.get(targetPackage); 13774 if (targetPackageSetting == null) { 13775 throw new IllegalArgumentException("Unknown target package: " + targetPackage); 13776 } 13777 13778 PackageSetting installerPackageSetting; 13779 if (installerPackageName != null) { 13780 installerPackageSetting = mSettings.mPackages.get(installerPackageName); 13781 if (installerPackageSetting == null) { 13782 throw new IllegalArgumentException("Unknown installer package: " 13783 + installerPackageName); 13784 } 13785 } else { 13786 installerPackageSetting = null; 13787 } 13788 13789 Signature[] callerSignature; 13790 Object obj = mSettings.getUserIdLPr(uid); 13791 if (obj != null) { 13792 if (obj instanceof SharedUserSetting) { 13793 callerSignature = ((SharedUserSetting)obj).signatures.mSignatures; 13794 } else if (obj instanceof PackageSetting) { 13795 callerSignature = ((PackageSetting)obj).signatures.mSignatures; 13796 } else { 13797 throw new SecurityException("Bad object " + obj + " for uid " + uid); 13798 } 13799 } else { 13800 throw new SecurityException("Unknown calling UID: " + uid); 13801 } 13802 13803 // Verify: can't set installerPackageName to a package that is 13804 // not signed with the same cert as the caller. 13805 if (installerPackageSetting != null) { 13806 if (compareSignatures(callerSignature, 13807 installerPackageSetting.signatures.mSignatures) 13808 != PackageManager.SIGNATURE_MATCH) { 13809 throw new SecurityException( 13810 "Caller does not have same cert as new installer package " 13811 + installerPackageName); 13812 } 13813 } 13814 13815 // Verify: if target already has an installer package, it must 13816 // be signed with the same cert as the caller. 13817 if (targetPackageSetting.installerPackageName != null) { 13818 PackageSetting setting = mSettings.mPackages.get( 13819 targetPackageSetting.installerPackageName); 13820 // If the currently set package isn't valid, then it's always 13821 // okay to change it. 13822 if (setting != null) { 13823 if (compareSignatures(callerSignature, 13824 setting.signatures.mSignatures) 13825 != PackageManager.SIGNATURE_MATCH) { 13826 throw new SecurityException( 13827 "Caller does not have same cert as old installer package " 13828 + targetPackageSetting.installerPackageName); 13829 } 13830 } 13831 } 13832 13833 // Okay! 13834 targetPackageSetting.installerPackageName = installerPackageName; 13835 if (installerPackageName != null) { 13836 mSettings.mInstallerPackages.add(installerPackageName); 13837 } 13838 scheduleWriteSettingsLocked(); 13839 } 13840 } 13841 13842 @Override 13843 public void setApplicationCategoryHint(String packageName, int categoryHint, 13844 String callerPackageName) { 13845 mContext.getSystemService(AppOpsManager.class).checkPackage(Binder.getCallingUid(), 13846 callerPackageName); 13847 synchronized (mPackages) { 13848 PackageSetting ps = mSettings.mPackages.get(packageName); 13849 if (ps == null) { 13850 throw new IllegalArgumentException("Unknown target package " + packageName); 13851 } 13852 13853 if (!Objects.equals(callerPackageName, ps.installerPackageName)) { 13854 throw new IllegalArgumentException("Calling package " + callerPackageName 13855 + " is not installer for " + packageName); 13856 } 13857 13858 if (ps.categoryHint != categoryHint) { 13859 ps.categoryHint = categoryHint; 13860 scheduleWriteSettingsLocked(); 13861 } 13862 } 13863 } 13864 13865 private void processPendingInstall(final InstallArgs args, final int currentStatus) { 13866 // Queue up an async operation since the package installation may take a little while. 13867 mHandler.post(new Runnable() { 13868 public void run() { 13869 mHandler.removeCallbacks(this); 13870 // Result object to be returned 13871 PackageInstalledInfo res = new PackageInstalledInfo(); 13872 res.setReturnCode(currentStatus); 13873 res.uid = -1; 13874 res.pkg = null; 13875 res.removedInfo = null; 13876 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED) { 13877 args.doPreInstall(res.returnCode); 13878 synchronized (mInstallLock) { 13879 installPackageTracedLI(args, res); 13880 } 13881 args.doPostInstall(res.returnCode, res.uid); 13882 } 13883 13884 // A restore should be performed at this point if (a) the install 13885 // succeeded, (b) the operation is not an update, and (c) the new 13886 // package has not opted out of backup participation. 13887 final boolean update = res.removedInfo != null 13888 && res.removedInfo.removedPackage != null; 13889 final int flags = (res.pkg == null) ? 0 : res.pkg.applicationInfo.flags; 13890 boolean doRestore = !update 13891 && ((flags & ApplicationInfo.FLAG_ALLOW_BACKUP) != 0); 13892 13893 // Set up the post-install work request bookkeeping. This will be used 13894 // and cleaned up by the post-install event handling regardless of whether 13895 // there's a restore pass performed. Token values are >= 1. 13896 int token; 13897 if (mNextInstallToken < 0) mNextInstallToken = 1; 13898 token = mNextInstallToken++; 13899 13900 PostInstallData data = new PostInstallData(args, res); 13901 mRunningInstalls.put(token, data); 13902 if (DEBUG_INSTALL) Log.v(TAG, "+ starting restore round-trip " + token); 13903 13904 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED && doRestore) { 13905 // Pass responsibility to the Backup Manager. It will perform a 13906 // restore if appropriate, then pass responsibility back to the 13907 // Package Manager to run the post-install observer callbacks 13908 // and broadcasts. 13909 IBackupManager bm = IBackupManager.Stub.asInterface( 13910 ServiceManager.getService(Context.BACKUP_SERVICE)); 13911 if (bm != null) { 13912 if (DEBUG_INSTALL) Log.v(TAG, "token " + token 13913 + " to BM for possible restore"); 13914 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "restore", token); 13915 try { 13916 // TODO: http://b/22388012 13917 if (bm.isBackupServiceActive(UserHandle.USER_SYSTEM)) { 13918 bm.restoreAtInstall(res.pkg.applicationInfo.packageName, token); 13919 } else { 13920 doRestore = false; 13921 } 13922 } catch (RemoteException e) { 13923 // can't happen; the backup manager is local 13924 } catch (Exception e) { 13925 Slog.e(TAG, "Exception trying to enqueue restore", e); 13926 doRestore = false; 13927 } 13928 } else { 13929 Slog.e(TAG, "Backup Manager not found!"); 13930 doRestore = false; 13931 } 13932 } 13933 13934 if (!doRestore) { 13935 // No restore possible, or the Backup Manager was mysteriously not 13936 // available -- just fire the post-install work request directly. 13937 if (DEBUG_INSTALL) Log.v(TAG, "No restore - queue post-install for " + token); 13938 13939 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "postInstall", token); 13940 13941 Message msg = mHandler.obtainMessage(POST_INSTALL, token, 0); 13942 mHandler.sendMessage(msg); 13943 } 13944 } 13945 }); 13946 } 13947 13948 /** 13949 * Callback from PackageSettings whenever an app is first transitioned out of the 13950 * 'stopped' state. Normally we just issue the broadcast, but we can't do that if 13951 * the app was "launched" for a restoreAtInstall operation. Therefore we check 13952 * here whether the app is the target of an ongoing install, and only send the 13953 * broadcast immediately if it is not in that state. If it *is* undergoing a restore, 13954 * the first-launch broadcast will be sent implicitly on that basis in POST_INSTALL 13955 * handling. 13956 */ 13957 void notifyFirstLaunch(final String pkgName, final String installerPackage, final int userId) { 13958 // Serialize this with the rest of the install-process message chain. In the 13959 // restore-at-install case, this Runnable will necessarily run before the 13960 // POST_INSTALL message is processed, so the contents of mRunningInstalls 13961 // are coherent. In the non-restore case, the app has already completed install 13962 // and been launched through some other means, so it is not in a problematic 13963 // state for observers to see the FIRST_LAUNCH signal. 13964 mHandler.post(new Runnable() { 13965 @Override 13966 public void run() { 13967 for (int i = 0; i < mRunningInstalls.size(); i++) { 13968 final PostInstallData data = mRunningInstalls.valueAt(i); 13969 if (data.res.returnCode != PackageManager.INSTALL_SUCCEEDED) { 13970 continue; 13971 } 13972 if (pkgName.equals(data.res.pkg.applicationInfo.packageName)) { 13973 // right package; but is it for the right user? 13974 for (int uIndex = 0; uIndex < data.res.newUsers.length; uIndex++) { 13975 if (userId == data.res.newUsers[uIndex]) { 13976 if (DEBUG_BACKUP) { 13977 Slog.i(TAG, "Package " + pkgName 13978 + " being restored so deferring FIRST_LAUNCH"); 13979 } 13980 return; 13981 } 13982 } 13983 } 13984 } 13985 // didn't find it, so not being restored 13986 if (DEBUG_BACKUP) { 13987 Slog.i(TAG, "Package " + pkgName + " sending normal FIRST_LAUNCH"); 13988 } 13989 sendFirstLaunchBroadcast(pkgName, installerPackage, new int[] {userId}); 13990 } 13991 }); 13992 } 13993 13994 private void sendFirstLaunchBroadcast(String pkgName, String installerPkg, int[] userIds) { 13995 sendPackageBroadcast(Intent.ACTION_PACKAGE_FIRST_LAUNCH, pkgName, null, 0, 13996 installerPkg, null, userIds); 13997 } 13998 13999 private abstract class HandlerParams { 14000 private static final int MAX_RETRIES = 4; 14001 14002 /** 14003 * Number of times startCopy() has been attempted and had a non-fatal 14004 * error. 14005 */ 14006 private int mRetries = 0; 14007 14008 /** User handle for the user requesting the information or installation. */ 14009 private final UserHandle mUser; 14010 String traceMethod; 14011 int traceCookie; 14012 14013 HandlerParams(UserHandle user) { 14014 mUser = user; 14015 } 14016 14017 UserHandle getUser() { 14018 return mUser; 14019 } 14020 14021 HandlerParams setTraceMethod(String traceMethod) { 14022 this.traceMethod = traceMethod; 14023 return this; 14024 } 14025 14026 HandlerParams setTraceCookie(int traceCookie) { 14027 this.traceCookie = traceCookie; 14028 return this; 14029 } 14030 14031 final boolean startCopy() { 14032 boolean res; 14033 try { 14034 if (DEBUG_INSTALL) Slog.i(TAG, "startCopy " + mUser + ": " + this); 14035 14036 if (++mRetries > MAX_RETRIES) { 14037 Slog.w(TAG, "Failed to invoke remote methods on default container service. Giving up"); 14038 mHandler.sendEmptyMessage(MCS_GIVE_UP); 14039 handleServiceError(); 14040 return false; 14041 } else { 14042 handleStartCopy(); 14043 res = true; 14044 } 14045 } catch (RemoteException e) { 14046 if (DEBUG_INSTALL) Slog.i(TAG, "Posting install MCS_RECONNECT"); 14047 mHandler.sendEmptyMessage(MCS_RECONNECT); 14048 res = false; 14049 } 14050 handleReturnCode(); 14051 return res; 14052 } 14053 14054 final void serviceError() { 14055 if (DEBUG_INSTALL) Slog.i(TAG, "serviceError"); 14056 handleServiceError(); 14057 handleReturnCode(); 14058 } 14059 14060 abstract void handleStartCopy() throws RemoteException; 14061 abstract void handleServiceError(); 14062 abstract void handleReturnCode(); 14063 } 14064 14065 class MeasureParams extends HandlerParams { 14066 private final PackageStats mStats; 14067 private boolean mSuccess; 14068 14069 private final IPackageStatsObserver mObserver; 14070 14071 public MeasureParams(PackageStats stats, IPackageStatsObserver observer) { 14072 super(new UserHandle(stats.userHandle)); 14073 mObserver = observer; 14074 mStats = stats; 14075 } 14076 14077 @Override 14078 public String toString() { 14079 return "MeasureParams{" 14080 + Integer.toHexString(System.identityHashCode(this)) 14081 + " " + mStats.packageName + "}"; 14082 } 14083 14084 @Override 14085 void handleStartCopy() throws RemoteException { 14086 synchronized (mInstallLock) { 14087 mSuccess = getPackageSizeInfoLI(mStats.packageName, mStats.userHandle, mStats); 14088 } 14089 14090 if (mSuccess) { 14091 boolean mounted = false; 14092 try { 14093 final String status = Environment.getExternalStorageState(); 14094 mounted = (Environment.MEDIA_MOUNTED.equals(status) 14095 || Environment.MEDIA_MOUNTED_READ_ONLY.equals(status)); 14096 } catch (Exception e) { 14097 } 14098 14099 if (mounted) { 14100 final UserEnvironment userEnv = new UserEnvironment(mStats.userHandle); 14101 14102 mStats.externalCacheSize = calculateDirectorySize(mContainerService, 14103 userEnv.buildExternalStorageAppCacheDirs(mStats.packageName)); 14104 14105 mStats.externalDataSize = calculateDirectorySize(mContainerService, 14106 userEnv.buildExternalStorageAppDataDirs(mStats.packageName)); 14107 14108 // Always subtract cache size, since it's a subdirectory 14109 mStats.externalDataSize -= mStats.externalCacheSize; 14110 14111 mStats.externalMediaSize = calculateDirectorySize(mContainerService, 14112 userEnv.buildExternalStorageAppMediaDirs(mStats.packageName)); 14113 14114 mStats.externalObbSize = calculateDirectorySize(mContainerService, 14115 userEnv.buildExternalStorageAppObbDirs(mStats.packageName)); 14116 } 14117 } 14118 } 14119 14120 @Override 14121 void handleReturnCode() { 14122 if (mObserver != null) { 14123 try { 14124 mObserver.onGetStatsCompleted(mStats, mSuccess); 14125 } catch (RemoteException e) { 14126 Slog.i(TAG, "Observer no longer exists."); 14127 } 14128 } 14129 } 14130 14131 @Override 14132 void handleServiceError() { 14133 Slog.e(TAG, "Could not measure application " + mStats.packageName 14134 + " external storage"); 14135 } 14136 } 14137 14138 private static long calculateDirectorySize(IMediaContainerService mcs, File[] paths) 14139 throws RemoteException { 14140 long result = 0; 14141 for (File path : paths) { 14142 result += mcs.calculateDirectorySize(path.getAbsolutePath()); 14143 } 14144 return result; 14145 } 14146 14147 private static void clearDirectory(IMediaContainerService mcs, File[] paths) { 14148 for (File path : paths) { 14149 try { 14150 mcs.clearDirectory(path.getAbsolutePath()); 14151 } catch (RemoteException e) { 14152 } 14153 } 14154 } 14155 14156 static class OriginInfo { 14157 /** 14158 * Location where install is coming from, before it has been 14159 * copied/renamed into place. This could be a single monolithic APK 14160 * file, or a cluster directory. This location may be untrusted. 14161 */ 14162 final File file; 14163 final String cid; 14164 14165 /** 14166 * Flag indicating that {@link #file} or {@link #cid} has already been 14167 * staged, meaning downstream users don't need to defensively copy the 14168 * contents. 14169 */ 14170 final boolean staged; 14171 14172 /** 14173 * Flag indicating that {@link #file} or {@link #cid} is an already 14174 * installed app that is being moved. 14175 */ 14176 final boolean existing; 14177 14178 final String resolvedPath; 14179 final File resolvedFile; 14180 14181 static OriginInfo fromNothing() { 14182 return new OriginInfo(null, null, false, false); 14183 } 14184 14185 static OriginInfo fromUntrustedFile(File file) { 14186 return new OriginInfo(file, null, false, false); 14187 } 14188 14189 static OriginInfo fromExistingFile(File file) { 14190 return new OriginInfo(file, null, false, true); 14191 } 14192 14193 static OriginInfo fromStagedFile(File file) { 14194 return new OriginInfo(file, null, true, false); 14195 } 14196 14197 static OriginInfo fromStagedContainer(String cid) { 14198 return new OriginInfo(null, cid, true, false); 14199 } 14200 14201 private OriginInfo(File file, String cid, boolean staged, boolean existing) { 14202 this.file = file; 14203 this.cid = cid; 14204 this.staged = staged; 14205 this.existing = existing; 14206 14207 if (cid != null) { 14208 resolvedPath = PackageHelper.getSdDir(cid); 14209 resolvedFile = new File(resolvedPath); 14210 } else if (file != null) { 14211 resolvedPath = file.getAbsolutePath(); 14212 resolvedFile = file; 14213 } else { 14214 resolvedPath = null; 14215 resolvedFile = null; 14216 } 14217 } 14218 } 14219 14220 static class MoveInfo { 14221 final int moveId; 14222 final String fromUuid; 14223 final String toUuid; 14224 final String packageName; 14225 final String dataAppName; 14226 final int appId; 14227 final String seinfo; 14228 final int targetSdkVersion; 14229 14230 public MoveInfo(int moveId, String fromUuid, String toUuid, String packageName, 14231 String dataAppName, int appId, String seinfo, int targetSdkVersion) { 14232 this.moveId = moveId; 14233 this.fromUuid = fromUuid; 14234 this.toUuid = toUuid; 14235 this.packageName = packageName; 14236 this.dataAppName = dataAppName; 14237 this.appId = appId; 14238 this.seinfo = seinfo; 14239 this.targetSdkVersion = targetSdkVersion; 14240 } 14241 } 14242 14243 static class VerificationInfo { 14244 /** A constant used to indicate that a uid value is not present. */ 14245 public static final int NO_UID = -1; 14246 14247 /** URI referencing where the package was downloaded from. */ 14248 final Uri originatingUri; 14249 14250 /** HTTP referrer URI associated with the originatingURI. */ 14251 final Uri referrer; 14252 14253 /** UID of the application that the install request originated from. */ 14254 final int originatingUid; 14255 14256 /** UID of application requesting the install */ 14257 final int installerUid; 14258 14259 VerificationInfo(Uri originatingUri, Uri referrer, int originatingUid, int installerUid) { 14260 this.originatingUri = originatingUri; 14261 this.referrer = referrer; 14262 this.originatingUid = originatingUid; 14263 this.installerUid = installerUid; 14264 } 14265 } 14266 14267 class InstallParams extends HandlerParams { 14268 final OriginInfo origin; 14269 final MoveInfo move; 14270 final IPackageInstallObserver2 observer; 14271 int installFlags; 14272 final String installerPackageName; 14273 final String volumeUuid; 14274 private InstallArgs mArgs; 14275 private int mRet; 14276 final String packageAbiOverride; 14277 final String[] grantedRuntimePermissions; 14278 final VerificationInfo verificationInfo; 14279 final Certificate[][] certificates; 14280 final int installReason; 14281 14282 InstallParams(OriginInfo origin, MoveInfo move, IPackageInstallObserver2 observer, 14283 int installFlags, String installerPackageName, String volumeUuid, 14284 VerificationInfo verificationInfo, UserHandle user, String packageAbiOverride, 14285 String[] grantedPermissions, Certificate[][] certificates, int installReason) { 14286 super(user); 14287 this.origin = origin; 14288 this.move = move; 14289 this.observer = observer; 14290 this.installFlags = installFlags; 14291 this.installerPackageName = installerPackageName; 14292 this.volumeUuid = volumeUuid; 14293 this.verificationInfo = verificationInfo; 14294 this.packageAbiOverride = packageAbiOverride; 14295 this.grantedRuntimePermissions = grantedPermissions; 14296 this.certificates = certificates; 14297 this.installReason = installReason; 14298 } 14299 14300 @Override 14301 public String toString() { 14302 return "InstallParams{" + Integer.toHexString(System.identityHashCode(this)) 14303 + " file=" + origin.file + " cid=" + origin.cid + "}"; 14304 } 14305 14306 private int installLocationPolicy(PackageInfoLite pkgLite) { 14307 String packageName = pkgLite.packageName; 14308 int installLocation = pkgLite.installLocation; 14309 boolean onSd = (installFlags & PackageManager.INSTALL_EXTERNAL) != 0; 14310 // reader 14311 synchronized (mPackages) { 14312 // Currently installed package which the new package is attempting to replace or 14313 // null if no such package is installed. 14314 PackageParser.Package installedPkg = mPackages.get(packageName); 14315 // Package which currently owns the data which the new package will own if installed. 14316 // If an app is unstalled while keeping data (e.g., adb uninstall -k), installedPkg 14317 // will be null whereas dataOwnerPkg will contain information about the package 14318 // which was uninstalled while keeping its data. 14319 PackageParser.Package dataOwnerPkg = installedPkg; 14320 if (dataOwnerPkg == null) { 14321 PackageSetting ps = mSettings.mPackages.get(packageName); 14322 if (ps != null) { 14323 dataOwnerPkg = ps.pkg; 14324 } 14325 } 14326 14327 if (dataOwnerPkg != null) { 14328 // If installed, the package will get access to data left on the device by its 14329 // predecessor. As a security measure, this is permited only if this is not a 14330 // version downgrade or if the predecessor package is marked as debuggable and 14331 // a downgrade is explicitly requested. 14332 // 14333 // On debuggable platform builds, downgrades are permitted even for 14334 // non-debuggable packages to make testing easier. Debuggable platform builds do 14335 // not offer security guarantees and thus it's OK to disable some security 14336 // mechanisms to make debugging/testing easier on those builds. However, even on 14337 // debuggable builds downgrades of packages are permitted only if requested via 14338 // installFlags. This is because we aim to keep the behavior of debuggable 14339 // platform builds as close as possible to the behavior of non-debuggable 14340 // platform builds. 14341 final boolean downgradeRequested = 14342 (installFlags & PackageManager.INSTALL_ALLOW_DOWNGRADE) != 0; 14343 final boolean packageDebuggable = 14344 (dataOwnerPkg.applicationInfo.flags 14345 & ApplicationInfo.FLAG_DEBUGGABLE) != 0; 14346 final boolean downgradePermitted = 14347 (downgradeRequested) && ((Build.IS_DEBUGGABLE) || (packageDebuggable)); 14348 if (!downgradePermitted) { 14349 try { 14350 checkDowngrade(dataOwnerPkg, pkgLite); 14351 } catch (PackageManagerException e) { 14352 Slog.w(TAG, "Downgrade detected: " + e.getMessage()); 14353 return PackageHelper.RECOMMEND_FAILED_VERSION_DOWNGRADE; 14354 } 14355 } 14356 } 14357 14358 if (installedPkg != null) { 14359 if ((installFlags & PackageManager.INSTALL_REPLACE_EXISTING) != 0) { 14360 // Check for updated system application. 14361 if ((installedPkg.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) != 0) { 14362 if (onSd) { 14363 Slog.w(TAG, "Cannot install update to system app on sdcard"); 14364 return PackageHelper.RECOMMEND_FAILED_INVALID_LOCATION; 14365 } 14366 return PackageHelper.RECOMMEND_INSTALL_INTERNAL; 14367 } else { 14368 if (onSd) { 14369 // Install flag overrides everything. 14370 return PackageHelper.RECOMMEND_INSTALL_EXTERNAL; 14371 } 14372 // If current upgrade specifies particular preference 14373 if (installLocation == PackageInfo.INSTALL_LOCATION_INTERNAL_ONLY) { 14374 // Application explicitly specified internal. 14375 return PackageHelper.RECOMMEND_INSTALL_INTERNAL; 14376 } else if (installLocation == PackageInfo.INSTALL_LOCATION_PREFER_EXTERNAL) { 14377 // App explictly prefers external. Let policy decide 14378 } else { 14379 // Prefer previous location 14380 if (isExternal(installedPkg)) { 14381 return PackageHelper.RECOMMEND_INSTALL_EXTERNAL; 14382 } 14383 return PackageHelper.RECOMMEND_INSTALL_INTERNAL; 14384 } 14385 } 14386 } else { 14387 // Invalid install. Return error code 14388 return PackageHelper.RECOMMEND_FAILED_ALREADY_EXISTS; 14389 } 14390 } 14391 } 14392 // All the special cases have been taken care of. 14393 // Return result based on recommended install location. 14394 if (onSd) { 14395 return PackageHelper.RECOMMEND_INSTALL_EXTERNAL; 14396 } 14397 return pkgLite.recommendedInstallLocation; 14398 } 14399 14400 /* 14401 * Invoke remote method to get package information and install 14402 * location values. Override install location based on default 14403 * policy if needed and then create install arguments based 14404 * on the install location. 14405 */ 14406 public void handleStartCopy() throws RemoteException { 14407 int ret = PackageManager.INSTALL_SUCCEEDED; 14408 14409 // If we're already staged, we've firmly committed to an install location 14410 if (origin.staged) { 14411 if (origin.file != null) { 14412 installFlags |= PackageManager.INSTALL_INTERNAL; 14413 installFlags &= ~PackageManager.INSTALL_EXTERNAL; 14414 } else if (origin.cid != null) { 14415 installFlags |= PackageManager.INSTALL_EXTERNAL; 14416 installFlags &= ~PackageManager.INSTALL_INTERNAL; 14417 } else { 14418 throw new IllegalStateException("Invalid stage location"); 14419 } 14420 } 14421 14422 final boolean onSd = (installFlags & PackageManager.INSTALL_EXTERNAL) != 0; 14423 final boolean onInt = (installFlags & PackageManager.INSTALL_INTERNAL) != 0; 14424 final boolean ephemeral = (installFlags & PackageManager.INSTALL_EPHEMERAL) != 0; 14425 PackageInfoLite pkgLite = null; 14426 14427 if (onInt && onSd) { 14428 // Check if both bits are set. 14429 Slog.w(TAG, "Conflicting flags specified for installing on both internal and external"); 14430 ret = PackageManager.INSTALL_FAILED_INVALID_INSTALL_LOCATION; 14431 } else if (onSd && ephemeral) { 14432 Slog.w(TAG, "Conflicting flags specified for installing ephemeral on external"); 14433 ret = PackageManager.INSTALL_FAILED_INVALID_INSTALL_LOCATION; 14434 } else { 14435 pkgLite = mContainerService.getMinimalPackageInfo(origin.resolvedPath, installFlags, 14436 packageAbiOverride); 14437 14438 if (DEBUG_EPHEMERAL && ephemeral) { 14439 Slog.v(TAG, "pkgLite for install: " + pkgLite); 14440 } 14441 14442 /* 14443 * If we have too little free space, try to free cache 14444 * before giving up. 14445 */ 14446 if (!origin.staged && pkgLite.recommendedInstallLocation 14447 == PackageHelper.RECOMMEND_FAILED_INSUFFICIENT_STORAGE) { 14448 // TODO: focus freeing disk space on the target device 14449 final StorageManager storage = StorageManager.from(mContext); 14450 final long lowThreshold = storage.getStorageLowBytes( 14451 Environment.getDataDirectory()); 14452 14453 final long sizeBytes = mContainerService.calculateInstalledSize( 14454 origin.resolvedPath, isForwardLocked(), packageAbiOverride); 14455 14456 try { 14457 mInstaller.freeCache(null, sizeBytes + lowThreshold, 0); 14458 pkgLite = mContainerService.getMinimalPackageInfo(origin.resolvedPath, 14459 installFlags, packageAbiOverride); 14460 } catch (InstallerException e) { 14461 Slog.w(TAG, "Failed to free cache", e); 14462 } 14463 14464 /* 14465 * The cache free must have deleted the file we 14466 * downloaded to install. 14467 * 14468 * TODO: fix the "freeCache" call to not delete 14469 * the file we care about. 14470 */ 14471 if (pkgLite.recommendedInstallLocation 14472 == PackageHelper.RECOMMEND_FAILED_INVALID_URI) { 14473 pkgLite.recommendedInstallLocation 14474 = PackageHelper.RECOMMEND_FAILED_INSUFFICIENT_STORAGE; 14475 } 14476 } 14477 } 14478 14479 if (ret == PackageManager.INSTALL_SUCCEEDED) { 14480 int loc = pkgLite.recommendedInstallLocation; 14481 if (loc == PackageHelper.RECOMMEND_FAILED_INVALID_LOCATION) { 14482 ret = PackageManager.INSTALL_FAILED_INVALID_INSTALL_LOCATION; 14483 } else if (loc == PackageHelper.RECOMMEND_FAILED_ALREADY_EXISTS) { 14484 ret = PackageManager.INSTALL_FAILED_ALREADY_EXISTS; 14485 } else if (loc == PackageHelper.RECOMMEND_FAILED_INSUFFICIENT_STORAGE) { 14486 ret = PackageManager.INSTALL_FAILED_INSUFFICIENT_STORAGE; 14487 } else if (loc == PackageHelper.RECOMMEND_FAILED_INVALID_APK) { 14488 ret = PackageManager.INSTALL_FAILED_INVALID_APK; 14489 } else if (loc == PackageHelper.RECOMMEND_FAILED_INVALID_URI) { 14490 ret = PackageManager.INSTALL_FAILED_INVALID_URI; 14491 } else if (loc == PackageHelper.RECOMMEND_MEDIA_UNAVAILABLE) { 14492 ret = PackageManager.INSTALL_FAILED_MEDIA_UNAVAILABLE; 14493 } else { 14494 // Override with defaults if needed. 14495 loc = installLocationPolicy(pkgLite); 14496 if (loc == PackageHelper.RECOMMEND_FAILED_VERSION_DOWNGRADE) { 14497 ret = PackageManager.INSTALL_FAILED_VERSION_DOWNGRADE; 14498 } else if (!onSd && !onInt) { 14499 // Override install location with flags 14500 if (loc == PackageHelper.RECOMMEND_INSTALL_EXTERNAL) { 14501 // Set the flag to install on external media. 14502 installFlags |= PackageManager.INSTALL_EXTERNAL; 14503 installFlags &= ~PackageManager.INSTALL_INTERNAL; 14504 } else if (loc == PackageHelper.RECOMMEND_INSTALL_EPHEMERAL) { 14505 if (DEBUG_EPHEMERAL) { 14506 Slog.v(TAG, "...setting INSTALL_EPHEMERAL install flag"); 14507 } 14508 installFlags |= PackageManager.INSTALL_EPHEMERAL; 14509 installFlags &= ~(PackageManager.INSTALL_EXTERNAL 14510 |PackageManager.INSTALL_INTERNAL); 14511 } else { 14512 // Make sure the flag for installing on external 14513 // media is unset 14514 installFlags |= PackageManager.INSTALL_INTERNAL; 14515 installFlags &= ~PackageManager.INSTALL_EXTERNAL; 14516 } 14517 } 14518 } 14519 } 14520 14521 final InstallArgs args = createInstallArgs(this); 14522 mArgs = args; 14523 14524 if (ret == PackageManager.INSTALL_SUCCEEDED) { 14525 // TODO: http://b/22976637 14526 // Apps installed for "all" users use the device owner to verify the app 14527 UserHandle verifierUser = getUser(); 14528 if (verifierUser == UserHandle.ALL) { 14529 verifierUser = UserHandle.SYSTEM; 14530 } 14531 14532 /* 14533 * Determine if we have any installed package verifiers. If we 14534 * do, then we'll defer to them to verify the packages. 14535 */ 14536 final int requiredUid = mRequiredVerifierPackage == null ? -1 14537 : getPackageUid(mRequiredVerifierPackage, MATCH_DEBUG_TRIAGED_MISSING, 14538 verifierUser.getIdentifier()); 14539 if (!origin.existing && requiredUid != -1 14540 && isVerificationEnabled(verifierUser.getIdentifier(), installFlags)) { 14541 final Intent verification = new Intent( 14542 Intent.ACTION_PACKAGE_NEEDS_VERIFICATION); 14543 verification.addFlags(Intent.FLAG_RECEIVER_FOREGROUND); 14544 verification.setDataAndType(Uri.fromFile(new File(origin.resolvedPath)), 14545 PACKAGE_MIME_TYPE); 14546 verification.addFlags(Intent.FLAG_GRANT_READ_URI_PERMISSION); 14547 14548 // Query all live verifiers based on current user state 14549 final List<ResolveInfo> receivers = queryIntentReceiversInternal(verification, 14550 PACKAGE_MIME_TYPE, 0, verifierUser.getIdentifier()); 14551 14552 if (DEBUG_VERIFY) { 14553 Slog.d(TAG, "Found " + receivers.size() + " verifiers for intent " 14554 + verification.toString() + " with " + pkgLite.verifiers.length 14555 + " optional verifiers"); 14556 } 14557 14558 final int verificationId = mPendingVerificationToken++; 14559 14560 verification.putExtra(PackageManager.EXTRA_VERIFICATION_ID, verificationId); 14561 14562 verification.putExtra(PackageManager.EXTRA_VERIFICATION_INSTALLER_PACKAGE, 14563 installerPackageName); 14564 14565 verification.putExtra(PackageManager.EXTRA_VERIFICATION_INSTALL_FLAGS, 14566 installFlags); 14567 14568 verification.putExtra(PackageManager.EXTRA_VERIFICATION_PACKAGE_NAME, 14569 pkgLite.packageName); 14570 14571 verification.putExtra(PackageManager.EXTRA_VERIFICATION_VERSION_CODE, 14572 pkgLite.versionCode); 14573 14574 if (verificationInfo != null) { 14575 if (verificationInfo.originatingUri != null) { 14576 verification.putExtra(Intent.EXTRA_ORIGINATING_URI, 14577 verificationInfo.originatingUri); 14578 } 14579 if (verificationInfo.referrer != null) { 14580 verification.putExtra(Intent.EXTRA_REFERRER, 14581 verificationInfo.referrer); 14582 } 14583 if (verificationInfo.originatingUid >= 0) { 14584 verification.putExtra(Intent.EXTRA_ORIGINATING_UID, 14585 verificationInfo.originatingUid); 14586 } 14587 if (verificationInfo.installerUid >= 0) { 14588 verification.putExtra(PackageManager.EXTRA_VERIFICATION_INSTALLER_UID, 14589 verificationInfo.installerUid); 14590 } 14591 } 14592 14593 final PackageVerificationState verificationState = new PackageVerificationState( 14594 requiredUid, args); 14595 14596 mPendingVerification.append(verificationId, verificationState); 14597 14598 final List<ComponentName> sufficientVerifiers = matchVerifiers(pkgLite, 14599 receivers, verificationState); 14600 14601 /* 14602 * If any sufficient verifiers were listed in the package 14603 * manifest, attempt to ask them. 14604 */ 14605 if (sufficientVerifiers != null) { 14606 final int N = sufficientVerifiers.size(); 14607 if (N == 0) { 14608 Slog.i(TAG, "Additional verifiers required, but none installed."); 14609 ret = PackageManager.INSTALL_FAILED_VERIFICATION_FAILURE; 14610 } else { 14611 for (int i = 0; i < N; i++) { 14612 final ComponentName verifierComponent = sufficientVerifiers.get(i); 14613 14614 final Intent sufficientIntent = new Intent(verification); 14615 sufficientIntent.setComponent(verifierComponent); 14616 mContext.sendBroadcastAsUser(sufficientIntent, verifierUser); 14617 } 14618 } 14619 } 14620 14621 final ComponentName requiredVerifierComponent = matchComponentForVerifier( 14622 mRequiredVerifierPackage, receivers); 14623 if (ret == PackageManager.INSTALL_SUCCEEDED 14624 && mRequiredVerifierPackage != null) { 14625 Trace.asyncTraceBegin( 14626 TRACE_TAG_PACKAGE_MANAGER, "verification", verificationId); 14627 /* 14628 * Send the intent to the required verification agent, 14629 * but only start the verification timeout after the 14630 * target BroadcastReceivers have run. 14631 */ 14632 verification.setComponent(requiredVerifierComponent); 14633 mContext.sendOrderedBroadcastAsUser(verification, verifierUser, 14634 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 14635 new BroadcastReceiver() { 14636 @Override 14637 public void onReceive(Context context, Intent intent) { 14638 final Message msg = mHandler 14639 .obtainMessage(CHECK_PENDING_VERIFICATION); 14640 msg.arg1 = verificationId; 14641 mHandler.sendMessageDelayed(msg, getVerificationTimeout()); 14642 } 14643 }, null, 0, null, null); 14644 14645 /* 14646 * We don't want the copy to proceed until verification 14647 * succeeds, so null out this field. 14648 */ 14649 mArgs = null; 14650 } 14651 } else { 14652 /* 14653 * No package verification is enabled, so immediately start 14654 * the remote call to initiate copy using temporary file. 14655 */ 14656 ret = args.copyApk(mContainerService, true); 14657 } 14658 } 14659 14660 mRet = ret; 14661 } 14662 14663 @Override 14664 void handleReturnCode() { 14665 // If mArgs is null, then MCS couldn't be reached. When it 14666 // reconnects, it will try again to install. At that point, this 14667 // will succeed. 14668 if (mArgs != null) { 14669 processPendingInstall(mArgs, mRet); 14670 } 14671 } 14672 14673 @Override 14674 void handleServiceError() { 14675 mArgs = createInstallArgs(this); 14676 mRet = PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 14677 } 14678 14679 public boolean isForwardLocked() { 14680 return (installFlags & PackageManager.INSTALL_FORWARD_LOCK) != 0; 14681 } 14682 } 14683 14684 /** 14685 * Used during creation of InstallArgs 14686 * 14687 * @param installFlags package installation flags 14688 * @return true if should be installed on external storage 14689 */ 14690 private static boolean installOnExternalAsec(int installFlags) { 14691 if ((installFlags & PackageManager.INSTALL_INTERNAL) != 0) { 14692 return false; 14693 } 14694 if ((installFlags & PackageManager.INSTALL_EXTERNAL) != 0) { 14695 return true; 14696 } 14697 return false; 14698 } 14699 14700 /** 14701 * Used during creation of InstallArgs 14702 * 14703 * @param installFlags package installation flags 14704 * @return true if should be installed as forward locked 14705 */ 14706 private static boolean installForwardLocked(int installFlags) { 14707 return (installFlags & PackageManager.INSTALL_FORWARD_LOCK) != 0; 14708 } 14709 14710 private InstallArgs createInstallArgs(InstallParams params) { 14711 if (params.move != null) { 14712 return new MoveInstallArgs(params); 14713 } else if (installOnExternalAsec(params.installFlags) || params.isForwardLocked()) { 14714 return new AsecInstallArgs(params); 14715 } else { 14716 return new FileInstallArgs(params); 14717 } 14718 } 14719 14720 /** 14721 * Create args that describe an existing installed package. Typically used 14722 * when cleaning up old installs, or used as a move source. 14723 */ 14724 private InstallArgs createInstallArgsForExisting(int installFlags, String codePath, 14725 String resourcePath, String[] instructionSets) { 14726 final boolean isInAsec; 14727 if (installOnExternalAsec(installFlags)) { 14728 /* Apps on SD card are always in ASEC containers. */ 14729 isInAsec = true; 14730 } else if (installForwardLocked(installFlags) 14731 && !codePath.startsWith(mDrmAppPrivateInstallDir.getAbsolutePath())) { 14732 /* 14733 * Forward-locked apps are only in ASEC containers if they're the 14734 * new style 14735 */ 14736 isInAsec = true; 14737 } else { 14738 isInAsec = false; 14739 } 14740 14741 if (isInAsec) { 14742 return new AsecInstallArgs(codePath, instructionSets, 14743 installOnExternalAsec(installFlags), installForwardLocked(installFlags)); 14744 } else { 14745 return new FileInstallArgs(codePath, resourcePath, instructionSets); 14746 } 14747 } 14748 14749 static abstract class InstallArgs { 14750 /** @see InstallParams#origin */ 14751 final OriginInfo origin; 14752 /** @see InstallParams#move */ 14753 final MoveInfo move; 14754 14755 final IPackageInstallObserver2 observer; 14756 // Always refers to PackageManager flags only 14757 final int installFlags; 14758 final String installerPackageName; 14759 final String volumeUuid; 14760 final UserHandle user; 14761 final String abiOverride; 14762 final String[] installGrantPermissions; 14763 /** If non-null, drop an async trace when the install completes */ 14764 final String traceMethod; 14765 final int traceCookie; 14766 final Certificate[][] certificates; 14767 final int installReason; 14768 14769 // The list of instruction sets supported by this app. This is currently 14770 // only used during the rmdex() phase to clean up resources. We can get rid of this 14771 // if we move dex files under the common app path. 14772 /* nullable */ String[] instructionSets; 14773 14774 InstallArgs(OriginInfo origin, MoveInfo move, IPackageInstallObserver2 observer, 14775 int installFlags, String installerPackageName, String volumeUuid, 14776 UserHandle user, String[] instructionSets, 14777 String abiOverride, String[] installGrantPermissions, 14778 String traceMethod, int traceCookie, Certificate[][] certificates, 14779 int installReason) { 14780 this.origin = origin; 14781 this.move = move; 14782 this.installFlags = installFlags; 14783 this.observer = observer; 14784 this.installerPackageName = installerPackageName; 14785 this.volumeUuid = volumeUuid; 14786 this.user = user; 14787 this.instructionSets = instructionSets; 14788 this.abiOverride = abiOverride; 14789 this.installGrantPermissions = installGrantPermissions; 14790 this.traceMethod = traceMethod; 14791 this.traceCookie = traceCookie; 14792 this.certificates = certificates; 14793 this.installReason = installReason; 14794 } 14795 14796 abstract int copyApk(IMediaContainerService imcs, boolean temp) throws RemoteException; 14797 abstract int doPreInstall(int status); 14798 14799 /** 14800 * Rename package into final resting place. All paths on the given 14801 * scanned package should be updated to reflect the rename. 14802 */ 14803 abstract boolean doRename(int status, PackageParser.Package pkg, String oldCodePath); 14804 abstract int doPostInstall(int status, int uid); 14805 14806 /** @see PackageSettingBase#codePathString */ 14807 abstract String getCodePath(); 14808 /** @see PackageSettingBase#resourcePathString */ 14809 abstract String getResourcePath(); 14810 14811 // Need installer lock especially for dex file removal. 14812 abstract void cleanUpResourcesLI(); 14813 abstract boolean doPostDeleteLI(boolean delete); 14814 14815 /** 14816 * Called before the source arguments are copied. This is used mostly 14817 * for MoveParams when it needs to read the source file to put it in the 14818 * destination. 14819 */ 14820 int doPreCopy() { 14821 return PackageManager.INSTALL_SUCCEEDED; 14822 } 14823 14824 /** 14825 * Called after the source arguments are copied. This is used mostly for 14826 * MoveParams when it needs to read the source file to put it in the 14827 * destination. 14828 */ 14829 int doPostCopy(int uid) { 14830 return PackageManager.INSTALL_SUCCEEDED; 14831 } 14832 14833 protected boolean isFwdLocked() { 14834 return (installFlags & PackageManager.INSTALL_FORWARD_LOCK) != 0; 14835 } 14836 14837 protected boolean isExternalAsec() { 14838 return (installFlags & PackageManager.INSTALL_EXTERNAL) != 0; 14839 } 14840 14841 protected boolean isEphemeral() { 14842 return (installFlags & PackageManager.INSTALL_EPHEMERAL) != 0; 14843 } 14844 14845 UserHandle getUser() { 14846 return user; 14847 } 14848 } 14849 14850 private void removeDexFiles(List<String> allCodePaths, String[] instructionSets) { 14851 if (!allCodePaths.isEmpty()) { 14852 if (instructionSets == null) { 14853 throw new IllegalStateException("instructionSet == null"); 14854 } 14855 String[] dexCodeInstructionSets = getDexCodeInstructionSets(instructionSets); 14856 for (String codePath : allCodePaths) { 14857 for (String dexCodeInstructionSet : dexCodeInstructionSets) { 14858 try { 14859 mInstaller.rmdex(codePath, dexCodeInstructionSet); 14860 } catch (InstallerException ignored) { 14861 } 14862 } 14863 } 14864 } 14865 } 14866 14867 /** 14868 * Logic to handle installation of non-ASEC applications, including copying 14869 * and renaming logic. 14870 */ 14871 class FileInstallArgs extends InstallArgs { 14872 private File codeFile; 14873 private File resourceFile; 14874 14875 // Example topology: 14876 // /data/app/com.example/base.apk 14877 // /data/app/com.example/split_foo.apk 14878 // /data/app/com.example/lib/arm/libfoo.so 14879 // /data/app/com.example/lib/arm64/libfoo.so 14880 // /data/app/com.example/dalvik/arm/base.apk@classes.dex 14881 14882 /** New install */ 14883 FileInstallArgs(InstallParams params) { 14884 super(params.origin, params.move, params.observer, params.installFlags, 14885 params.installerPackageName, params.volumeUuid, 14886 params.getUser(), null /*instructionSets*/, params.packageAbiOverride, 14887 params.grantedRuntimePermissions, 14888 params.traceMethod, params.traceCookie, params.certificates, 14889 params.installReason); 14890 if (isFwdLocked()) { 14891 throw new IllegalArgumentException("Forward locking only supported in ASEC"); 14892 } 14893 } 14894 14895 /** Existing install */ 14896 FileInstallArgs(String codePath, String resourcePath, String[] instructionSets) { 14897 super(OriginInfo.fromNothing(), null, null, 0, null, null, null, instructionSets, 14898 null, null, null, 0, null /*certificates*/, 14899 PackageManager.INSTALL_REASON_UNKNOWN); 14900 this.codeFile = (codePath != null) ? new File(codePath) : null; 14901 this.resourceFile = (resourcePath != null) ? new File(resourcePath) : null; 14902 } 14903 14904 int copyApk(IMediaContainerService imcs, boolean temp) throws RemoteException { 14905 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "copyApk"); 14906 try { 14907 return doCopyApk(imcs, temp); 14908 } finally { 14909 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 14910 } 14911 } 14912 14913 private int doCopyApk(IMediaContainerService imcs, boolean temp) throws RemoteException { 14914 if (origin.staged) { 14915 if (DEBUG_INSTALL) Slog.d(TAG, origin.file + " already staged; skipping copy"); 14916 codeFile = origin.file; 14917 resourceFile = origin.file; 14918 return PackageManager.INSTALL_SUCCEEDED; 14919 } 14920 14921 try { 14922 final boolean isEphemeral = (installFlags & PackageManager.INSTALL_EPHEMERAL) != 0; 14923 final File tempDir = 14924 mInstallerService.allocateStageDirLegacy(volumeUuid, isEphemeral); 14925 codeFile = tempDir; 14926 resourceFile = tempDir; 14927 } catch (IOException e) { 14928 Slog.w(TAG, "Failed to create copy file: " + e); 14929 return PackageManager.INSTALL_FAILED_INSUFFICIENT_STORAGE; 14930 } 14931 14932 final IParcelFileDescriptorFactory target = new IParcelFileDescriptorFactory.Stub() { 14933 @Override 14934 public ParcelFileDescriptor open(String name, int mode) throws RemoteException { 14935 if (!FileUtils.isValidExtFilename(name)) { 14936 throw new IllegalArgumentException("Invalid filename: " + name); 14937 } 14938 try { 14939 final File file = new File(codeFile, name); 14940 final FileDescriptor fd = Os.open(file.getAbsolutePath(), 14941 O_RDWR | O_CREAT, 0644); 14942 Os.chmod(file.getAbsolutePath(), 0644); 14943 return new ParcelFileDescriptor(fd); 14944 } catch (ErrnoException e) { 14945 throw new RemoteException("Failed to open: " + e.getMessage()); 14946 } 14947 } 14948 }; 14949 14950 int ret = PackageManager.INSTALL_SUCCEEDED; 14951 ret = imcs.copyPackage(origin.file.getAbsolutePath(), target); 14952 if (ret != PackageManager.INSTALL_SUCCEEDED) { 14953 Slog.e(TAG, "Failed to copy package"); 14954 return ret; 14955 } 14956 14957 final File libraryRoot = new File(codeFile, LIB_DIR_NAME); 14958 NativeLibraryHelper.Handle handle = null; 14959 try { 14960 handle = NativeLibraryHelper.Handle.create(codeFile); 14961 ret = NativeLibraryHelper.copyNativeBinariesWithOverride(handle, libraryRoot, 14962 abiOverride); 14963 } catch (IOException e) { 14964 Slog.e(TAG, "Copying native libraries failed", e); 14965 ret = PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 14966 } finally { 14967 IoUtils.closeQuietly(handle); 14968 } 14969 14970 return ret; 14971 } 14972 14973 int doPreInstall(int status) { 14974 if (status != PackageManager.INSTALL_SUCCEEDED) { 14975 cleanUp(); 14976 } 14977 return status; 14978 } 14979 14980 boolean doRename(int status, PackageParser.Package pkg, String oldCodePath) { 14981 if (status != PackageManager.INSTALL_SUCCEEDED) { 14982 cleanUp(); 14983 return false; 14984 } 14985 14986 final File targetDir = codeFile.getParentFile(); 14987 final File beforeCodeFile = codeFile; 14988 final File afterCodeFile = getNextCodePath(targetDir, pkg.packageName); 14989 14990 if (DEBUG_INSTALL) Slog.d(TAG, "Renaming " + beforeCodeFile + " to " + afterCodeFile); 14991 try { 14992 Os.rename(beforeCodeFile.getAbsolutePath(), afterCodeFile.getAbsolutePath()); 14993 } catch (ErrnoException e) { 14994 Slog.w(TAG, "Failed to rename", e); 14995 return false; 14996 } 14997 14998 if (!SELinux.restoreconRecursive(afterCodeFile)) { 14999 Slog.w(TAG, "Failed to restorecon"); 15000 return false; 15001 } 15002 15003 // Reflect the rename internally 15004 codeFile = afterCodeFile; 15005 resourceFile = afterCodeFile; 15006 15007 // Reflect the rename in scanned details 15008 pkg.setCodePath(afterCodeFile.getAbsolutePath()); 15009 pkg.setBaseCodePath(FileUtils.rewriteAfterRename(beforeCodeFile, 15010 afterCodeFile, pkg.baseCodePath)); 15011 pkg.setSplitCodePaths(FileUtils.rewriteAfterRename(beforeCodeFile, 15012 afterCodeFile, pkg.splitCodePaths)); 15013 15014 // Reflect the rename in app info 15015 pkg.setApplicationVolumeUuid(pkg.volumeUuid); 15016 pkg.setApplicationInfoCodePath(pkg.codePath); 15017 pkg.setApplicationInfoBaseCodePath(pkg.baseCodePath); 15018 pkg.setApplicationInfoSplitCodePaths(pkg.splitCodePaths); 15019 pkg.setApplicationInfoResourcePath(pkg.codePath); 15020 pkg.setApplicationInfoBaseResourcePath(pkg.baseCodePath); 15021 pkg.setApplicationInfoSplitResourcePaths(pkg.splitCodePaths); 15022 15023 return true; 15024 } 15025 15026 int doPostInstall(int status, int uid) { 15027 if (status != PackageManager.INSTALL_SUCCEEDED) { 15028 cleanUp(); 15029 } 15030 return status; 15031 } 15032 15033 @Override 15034 String getCodePath() { 15035 return (codeFile != null) ? codeFile.getAbsolutePath() : null; 15036 } 15037 15038 @Override 15039 String getResourcePath() { 15040 return (resourceFile != null) ? resourceFile.getAbsolutePath() : null; 15041 } 15042 15043 private boolean cleanUp() { 15044 if (codeFile == null || !codeFile.exists()) { 15045 return false; 15046 } 15047 15048 removeCodePathLI(codeFile); 15049 15050 if (resourceFile != null && !FileUtils.contains(codeFile, resourceFile)) { 15051 resourceFile.delete(); 15052 } 15053 15054 return true; 15055 } 15056 15057 void cleanUpResourcesLI() { 15058 // Try enumerating all code paths before deleting 15059 List<String> allCodePaths = Collections.EMPTY_LIST; 15060 if (codeFile != null && codeFile.exists()) { 15061 try { 15062 final PackageLite pkg = PackageParser.parsePackageLite(codeFile, 0); 15063 allCodePaths = pkg.getAllCodePaths(); 15064 } catch (PackageParserException e) { 15065 // Ignored; we tried our best 15066 } 15067 } 15068 15069 cleanUp(); 15070 removeDexFiles(allCodePaths, instructionSets); 15071 } 15072 15073 boolean doPostDeleteLI(boolean delete) { 15074 // XXX err, shouldn't we respect the delete flag? 15075 cleanUpResourcesLI(); 15076 return true; 15077 } 15078 } 15079 15080 private boolean isAsecExternal(String cid) { 15081 final String asecPath = PackageHelper.getSdFilesystem(cid); 15082 return !asecPath.startsWith(mAsecInternalPath); 15083 } 15084 15085 private static void maybeThrowExceptionForMultiArchCopy(String message, int copyRet) throws 15086 PackageManagerException { 15087 if (copyRet < 0) { 15088 if (copyRet != PackageManager.NO_NATIVE_LIBRARIES && 15089 copyRet != PackageManager.INSTALL_FAILED_NO_MATCHING_ABIS) { 15090 throw new PackageManagerException(copyRet, message); 15091 } 15092 } 15093 } 15094 15095 /** 15096 * Extract the StorageManagerService "container ID" from the full code path of an 15097 * .apk. 15098 */ 15099 static String cidFromCodePath(String fullCodePath) { 15100 int eidx = fullCodePath.lastIndexOf("/"); 15101 String subStr1 = fullCodePath.substring(0, eidx); 15102 int sidx = subStr1.lastIndexOf("/"); 15103 return subStr1.substring(sidx+1, eidx); 15104 } 15105 15106 /** 15107 * Logic to handle installation of ASEC applications, including copying and 15108 * renaming logic. 15109 */ 15110 class AsecInstallArgs extends InstallArgs { 15111 static final String RES_FILE_NAME = "pkg.apk"; 15112 static final String PUBLIC_RES_FILE_NAME = "res.zip"; 15113 15114 String cid; 15115 String packagePath; 15116 String resourcePath; 15117 15118 /** New install */ 15119 AsecInstallArgs(InstallParams params) { 15120 super(params.origin, params.move, params.observer, params.installFlags, 15121 params.installerPackageName, params.volumeUuid, 15122 params.getUser(), null /* instruction sets */, params.packageAbiOverride, 15123 params.grantedRuntimePermissions, 15124 params.traceMethod, params.traceCookie, params.certificates, 15125 params.installReason); 15126 } 15127 15128 /** Existing install */ 15129 AsecInstallArgs(String fullCodePath, String[] instructionSets, 15130 boolean isExternal, boolean isForwardLocked) { 15131 super(OriginInfo.fromNothing(), null, null, (isExternal ? INSTALL_EXTERNAL : 0) 15132 | (isForwardLocked ? INSTALL_FORWARD_LOCK : 0), null, null, null, 15133 instructionSets, null, null, null, 0, null /*certificates*/, 15134 PackageManager.INSTALL_REASON_UNKNOWN); 15135 // Hackily pretend we're still looking at a full code path 15136 if (!fullCodePath.endsWith(RES_FILE_NAME)) { 15137 fullCodePath = new File(fullCodePath, RES_FILE_NAME).getAbsolutePath(); 15138 } 15139 15140 // Extract cid from fullCodePath 15141 int eidx = fullCodePath.lastIndexOf("/"); 15142 String subStr1 = fullCodePath.substring(0, eidx); 15143 int sidx = subStr1.lastIndexOf("/"); 15144 cid = subStr1.substring(sidx+1, eidx); 15145 setMountPath(subStr1); 15146 } 15147 15148 AsecInstallArgs(String cid, String[] instructionSets, boolean isForwardLocked) { 15149 super(OriginInfo.fromNothing(), null, null, (isAsecExternal(cid) ? INSTALL_EXTERNAL : 0) 15150 | (isForwardLocked ? INSTALL_FORWARD_LOCK : 0), null, null, null, 15151 instructionSets, null, null, null, 0, null /*certificates*/, 15152 PackageManager.INSTALL_REASON_UNKNOWN); 15153 this.cid = cid; 15154 setMountPath(PackageHelper.getSdDir(cid)); 15155 } 15156 15157 void createCopyFile() { 15158 cid = mInstallerService.allocateExternalStageCidLegacy(); 15159 } 15160 15161 int copyApk(IMediaContainerService imcs, boolean temp) throws RemoteException { 15162 if (origin.staged && origin.cid != null) { 15163 if (DEBUG_INSTALL) Slog.d(TAG, origin.cid + " already staged; skipping copy"); 15164 cid = origin.cid; 15165 setMountPath(PackageHelper.getSdDir(cid)); 15166 return PackageManager.INSTALL_SUCCEEDED; 15167 } 15168 15169 if (temp) { 15170 createCopyFile(); 15171 } else { 15172 /* 15173 * Pre-emptively destroy the container since it's destroyed if 15174 * copying fails due to it existing anyway. 15175 */ 15176 PackageHelper.destroySdDir(cid); 15177 } 15178 15179 final String newMountPath = imcs.copyPackageToContainer( 15180 origin.file.getAbsolutePath(), cid, getEncryptKey(), isExternalAsec(), 15181 isFwdLocked(), deriveAbiOverride(abiOverride, null /* settings */)); 15182 15183 if (newMountPath != null) { 15184 setMountPath(newMountPath); 15185 return PackageManager.INSTALL_SUCCEEDED; 15186 } else { 15187 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 15188 } 15189 } 15190 15191 @Override 15192 String getCodePath() { 15193 return packagePath; 15194 } 15195 15196 @Override 15197 String getResourcePath() { 15198 return resourcePath; 15199 } 15200 15201 int doPreInstall(int status) { 15202 if (status != PackageManager.INSTALL_SUCCEEDED) { 15203 // Destroy container 15204 PackageHelper.destroySdDir(cid); 15205 } else { 15206 boolean mounted = PackageHelper.isContainerMounted(cid); 15207 if (!mounted) { 15208 String newMountPath = PackageHelper.mountSdDir(cid, getEncryptKey(), 15209 Process.SYSTEM_UID); 15210 if (newMountPath != null) { 15211 setMountPath(newMountPath); 15212 } else { 15213 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 15214 } 15215 } 15216 } 15217 return status; 15218 } 15219 15220 boolean doRename(int status, PackageParser.Package pkg, String oldCodePath) { 15221 String newCacheId = getNextCodePath(oldCodePath, pkg.packageName, "/" + RES_FILE_NAME); 15222 String newMountPath = null; 15223 if (PackageHelper.isContainerMounted(cid)) { 15224 // Unmount the container 15225 if (!PackageHelper.unMountSdDir(cid)) { 15226 Slog.i(TAG, "Failed to unmount " + cid + " before renaming"); 15227 return false; 15228 } 15229 } 15230 if (!PackageHelper.renameSdDir(cid, newCacheId)) { 15231 Slog.e(TAG, "Failed to rename " + cid + " to " + newCacheId + 15232 " which might be stale. Will try to clean up."); 15233 // Clean up the stale container and proceed to recreate. 15234 if (!PackageHelper.destroySdDir(newCacheId)) { 15235 Slog.e(TAG, "Very strange. Cannot clean up stale container " + newCacheId); 15236 return false; 15237 } 15238 // Successfully cleaned up stale container. Try to rename again. 15239 if (!PackageHelper.renameSdDir(cid, newCacheId)) { 15240 Slog.e(TAG, "Failed to rename " + cid + " to " + newCacheId 15241 + " inspite of cleaning it up."); 15242 return false; 15243 } 15244 } 15245 if (!PackageHelper.isContainerMounted(newCacheId)) { 15246 Slog.w(TAG, "Mounting container " + newCacheId); 15247 newMountPath = PackageHelper.mountSdDir(newCacheId, 15248 getEncryptKey(), Process.SYSTEM_UID); 15249 } else { 15250 newMountPath = PackageHelper.getSdDir(newCacheId); 15251 } 15252 if (newMountPath == null) { 15253 Slog.w(TAG, "Failed to get cache path for " + newCacheId); 15254 return false; 15255 } 15256 Log.i(TAG, "Succesfully renamed " + cid + 15257 " to " + newCacheId + 15258 " at new path: " + newMountPath); 15259 cid = newCacheId; 15260 15261 final File beforeCodeFile = new File(packagePath); 15262 setMountPath(newMountPath); 15263 final File afterCodeFile = new File(packagePath); 15264 15265 // Reflect the rename in scanned details 15266 pkg.setCodePath(afterCodeFile.getAbsolutePath()); 15267 pkg.setBaseCodePath(FileUtils.rewriteAfterRename(beforeCodeFile, 15268 afterCodeFile, pkg.baseCodePath)); 15269 pkg.setSplitCodePaths(FileUtils.rewriteAfterRename(beforeCodeFile, 15270 afterCodeFile, pkg.splitCodePaths)); 15271 15272 // Reflect the rename in app info 15273 pkg.setApplicationVolumeUuid(pkg.volumeUuid); 15274 pkg.setApplicationInfoCodePath(pkg.codePath); 15275 pkg.setApplicationInfoBaseCodePath(pkg.baseCodePath); 15276 pkg.setApplicationInfoSplitCodePaths(pkg.splitCodePaths); 15277 pkg.setApplicationInfoResourcePath(pkg.codePath); 15278 pkg.setApplicationInfoBaseResourcePath(pkg.baseCodePath); 15279 pkg.setApplicationInfoSplitResourcePaths(pkg.splitCodePaths); 15280 15281 return true; 15282 } 15283 15284 private void setMountPath(String mountPath) { 15285 final File mountFile = new File(mountPath); 15286 15287 final File monolithicFile = new File(mountFile, RES_FILE_NAME); 15288 if (monolithicFile.exists()) { 15289 packagePath = monolithicFile.getAbsolutePath(); 15290 if (isFwdLocked()) { 15291 resourcePath = new File(mountFile, PUBLIC_RES_FILE_NAME).getAbsolutePath(); 15292 } else { 15293 resourcePath = packagePath; 15294 } 15295 } else { 15296 packagePath = mountFile.getAbsolutePath(); 15297 resourcePath = packagePath; 15298 } 15299 } 15300 15301 int doPostInstall(int status, int uid) { 15302 if (status != PackageManager.INSTALL_SUCCEEDED) { 15303 cleanUp(); 15304 } else { 15305 final int groupOwner; 15306 final String protectedFile; 15307 if (isFwdLocked()) { 15308 groupOwner = UserHandle.getSharedAppGid(uid); 15309 protectedFile = RES_FILE_NAME; 15310 } else { 15311 groupOwner = -1; 15312 protectedFile = null; 15313 } 15314 15315 if (uid < Process.FIRST_APPLICATION_UID 15316 || !PackageHelper.fixSdPermissions(cid, groupOwner, protectedFile)) { 15317 Slog.e(TAG, "Failed to finalize " + cid); 15318 PackageHelper.destroySdDir(cid); 15319 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 15320 } 15321 15322 boolean mounted = PackageHelper.isContainerMounted(cid); 15323 if (!mounted) { 15324 PackageHelper.mountSdDir(cid, getEncryptKey(), Process.myUid()); 15325 } 15326 } 15327 return status; 15328 } 15329 15330 private void cleanUp() { 15331 if (DEBUG_SD_INSTALL) Slog.i(TAG, "cleanUp"); 15332 15333 // Destroy secure container 15334 PackageHelper.destroySdDir(cid); 15335 } 15336 15337 private List<String> getAllCodePaths() { 15338 final File codeFile = new File(getCodePath()); 15339 if (codeFile != null && codeFile.exists()) { 15340 try { 15341 final PackageLite pkg = PackageParser.parsePackageLite(codeFile, 0); 15342 return pkg.getAllCodePaths(); 15343 } catch (PackageParserException e) { 15344 // Ignored; we tried our best 15345 } 15346 } 15347 return Collections.EMPTY_LIST; 15348 } 15349 15350 void cleanUpResourcesLI() { 15351 // Enumerate all code paths before deleting 15352 cleanUpResourcesLI(getAllCodePaths()); 15353 } 15354 15355 private void cleanUpResourcesLI(List<String> allCodePaths) { 15356 cleanUp(); 15357 removeDexFiles(allCodePaths, instructionSets); 15358 } 15359 15360 String getPackageName() { 15361 return getAsecPackageName(cid); 15362 } 15363 15364 boolean doPostDeleteLI(boolean delete) { 15365 if (DEBUG_SD_INSTALL) Slog.i(TAG, "doPostDeleteLI() del=" + delete); 15366 final List<String> allCodePaths = getAllCodePaths(); 15367 boolean mounted = PackageHelper.isContainerMounted(cid); 15368 if (mounted) { 15369 // Unmount first 15370 if (PackageHelper.unMountSdDir(cid)) { 15371 mounted = false; 15372 } 15373 } 15374 if (!mounted && delete) { 15375 cleanUpResourcesLI(allCodePaths); 15376 } 15377 return !mounted; 15378 } 15379 15380 @Override 15381 int doPreCopy() { 15382 if (isFwdLocked()) { 15383 if (!PackageHelper.fixSdPermissions(cid, getPackageUid(DEFAULT_CONTAINER_PACKAGE, 15384 MATCH_SYSTEM_ONLY, UserHandle.USER_SYSTEM), RES_FILE_NAME)) { 15385 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 15386 } 15387 } 15388 15389 return PackageManager.INSTALL_SUCCEEDED; 15390 } 15391 15392 @Override 15393 int doPostCopy(int uid) { 15394 if (isFwdLocked()) { 15395 if (uid < Process.FIRST_APPLICATION_UID 15396 || !PackageHelper.fixSdPermissions(cid, UserHandle.getSharedAppGid(uid), 15397 RES_FILE_NAME)) { 15398 Slog.e(TAG, "Failed to finalize " + cid); 15399 PackageHelper.destroySdDir(cid); 15400 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 15401 } 15402 } 15403 15404 return PackageManager.INSTALL_SUCCEEDED; 15405 } 15406 } 15407 15408 /** 15409 * Logic to handle movement of existing installed applications. 15410 */ 15411 class MoveInstallArgs extends InstallArgs { 15412 private File codeFile; 15413 private File resourceFile; 15414 15415 /** New install */ 15416 MoveInstallArgs(InstallParams params) { 15417 super(params.origin, params.move, params.observer, params.installFlags, 15418 params.installerPackageName, params.volumeUuid, 15419 params.getUser(), null /* instruction sets */, params.packageAbiOverride, 15420 params.grantedRuntimePermissions, 15421 params.traceMethod, params.traceCookie, params.certificates, 15422 params.installReason); 15423 } 15424 15425 int copyApk(IMediaContainerService imcs, boolean temp) { 15426 if (DEBUG_INSTALL) Slog.d(TAG, "Moving " + move.packageName + " from " 15427 + move.fromUuid + " to " + move.toUuid); 15428 synchronized (mInstaller) { 15429 try { 15430 mInstaller.moveCompleteApp(move.fromUuid, move.toUuid, move.packageName, 15431 move.dataAppName, move.appId, move.seinfo, move.targetSdkVersion); 15432 } catch (InstallerException e) { 15433 Slog.w(TAG, "Failed to move app", e); 15434 return PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 15435 } 15436 } 15437 15438 codeFile = new File(Environment.getDataAppDirectory(move.toUuid), move.dataAppName); 15439 resourceFile = codeFile; 15440 if (DEBUG_INSTALL) Slog.d(TAG, "codeFile after move is " + codeFile); 15441 15442 return PackageManager.INSTALL_SUCCEEDED; 15443 } 15444 15445 int doPreInstall(int status) { 15446 if (status != PackageManager.INSTALL_SUCCEEDED) { 15447 cleanUp(move.toUuid); 15448 } 15449 return status; 15450 } 15451 15452 boolean doRename(int status, PackageParser.Package pkg, String oldCodePath) { 15453 if (status != PackageManager.INSTALL_SUCCEEDED) { 15454 cleanUp(move.toUuid); 15455 return false; 15456 } 15457 15458 // Reflect the move in app info 15459 pkg.setApplicationVolumeUuid(pkg.volumeUuid); 15460 pkg.setApplicationInfoCodePath(pkg.codePath); 15461 pkg.setApplicationInfoBaseCodePath(pkg.baseCodePath); 15462 pkg.setApplicationInfoSplitCodePaths(pkg.splitCodePaths); 15463 pkg.setApplicationInfoResourcePath(pkg.codePath); 15464 pkg.setApplicationInfoBaseResourcePath(pkg.baseCodePath); 15465 pkg.setApplicationInfoSplitResourcePaths(pkg.splitCodePaths); 15466 15467 return true; 15468 } 15469 15470 int doPostInstall(int status, int uid) { 15471 if (status == PackageManager.INSTALL_SUCCEEDED) { 15472 cleanUp(move.fromUuid); 15473 } else { 15474 cleanUp(move.toUuid); 15475 } 15476 return status; 15477 } 15478 15479 @Override 15480 String getCodePath() { 15481 return (codeFile != null) ? codeFile.getAbsolutePath() : null; 15482 } 15483 15484 @Override 15485 String getResourcePath() { 15486 return (resourceFile != null) ? resourceFile.getAbsolutePath() : null; 15487 } 15488 15489 private boolean cleanUp(String volumeUuid) { 15490 final File codeFile = new File(Environment.getDataAppDirectory(volumeUuid), 15491 move.dataAppName); 15492 Slog.d(TAG, "Cleaning up " + move.packageName + " on " + volumeUuid); 15493 final int[] userIds = sUserManager.getUserIds(); 15494 synchronized (mInstallLock) { 15495 // Clean up both app data and code 15496 // All package moves are frozen until finished 15497 for (int userId : userIds) { 15498 try { 15499 mInstaller.destroyAppData(volumeUuid, move.packageName, userId, 15500 StorageManager.FLAG_STORAGE_DE | StorageManager.FLAG_STORAGE_CE, 0); 15501 } catch (InstallerException e) { 15502 Slog.w(TAG, String.valueOf(e)); 15503 } 15504 } 15505 removeCodePathLI(codeFile); 15506 } 15507 return true; 15508 } 15509 15510 void cleanUpResourcesLI() { 15511 throw new UnsupportedOperationException(); 15512 } 15513 15514 boolean doPostDeleteLI(boolean delete) { 15515 throw new UnsupportedOperationException(); 15516 } 15517 } 15518 15519 static String getAsecPackageName(String packageCid) { 15520 int idx = packageCid.lastIndexOf("-"); 15521 if (idx == -1) { 15522 return packageCid; 15523 } 15524 return packageCid.substring(0, idx); 15525 } 15526 15527 // Utility method used to create code paths based on package name and available index. 15528 private static String getNextCodePath(String oldCodePath, String prefix, String suffix) { 15529 String idxStr = ""; 15530 int idx = 1; 15531 // Fall back to default value of idx=1 if prefix is not 15532 // part of oldCodePath 15533 if (oldCodePath != null) { 15534 String subStr = oldCodePath; 15535 // Drop the suffix right away 15536 if (suffix != null && subStr.endsWith(suffix)) { 15537 subStr = subStr.substring(0, subStr.length() - suffix.length()); 15538 } 15539 // If oldCodePath already contains prefix find out the 15540 // ending index to either increment or decrement. 15541 int sidx = subStr.lastIndexOf(prefix); 15542 if (sidx != -1) { 15543 subStr = subStr.substring(sidx + prefix.length()); 15544 if (subStr != null) { 15545 if (subStr.startsWith(INSTALL_PACKAGE_SUFFIX)) { 15546 subStr = subStr.substring(INSTALL_PACKAGE_SUFFIX.length()); 15547 } 15548 try { 15549 idx = Integer.parseInt(subStr); 15550 if (idx <= 1) { 15551 idx++; 15552 } else { 15553 idx--; 15554 } 15555 } catch(NumberFormatException e) { 15556 } 15557 } 15558 } 15559 } 15560 idxStr = INSTALL_PACKAGE_SUFFIX + Integer.toString(idx); 15561 return prefix + idxStr; 15562 } 15563 15564 private File getNextCodePath(File targetDir, String packageName) { 15565 File result; 15566 SecureRandom random = new SecureRandom(); 15567 byte[] bytes = new byte[16]; 15568 do { 15569 random.nextBytes(bytes); 15570 String suffix = Base64.encodeToString(bytes, Base64.URL_SAFE | Base64.NO_WRAP); 15571 result = new File(targetDir, packageName + "-" + suffix); 15572 } while (result.exists()); 15573 return result; 15574 } 15575 15576 // Utility method that returns the relative package path with respect 15577 // to the installation directory. Like say for /data/data/com.test-1.apk 15578 // string com.test-1 is returned. 15579 static String deriveCodePathName(String codePath) { 15580 if (codePath == null) { 15581 return null; 15582 } 15583 final File codeFile = new File(codePath); 15584 final String name = codeFile.getName(); 15585 if (codeFile.isDirectory()) { 15586 return name; 15587 } else if (name.endsWith(".apk") || name.endsWith(".tmp")) { 15588 final int lastDot = name.lastIndexOf('.'); 15589 return name.substring(0, lastDot); 15590 } else { 15591 Slog.w(TAG, "Odd, " + codePath + " doesn't look like an APK"); 15592 return null; 15593 } 15594 } 15595 15596 static class PackageInstalledInfo { 15597 String name; 15598 int uid; 15599 // The set of users that originally had this package installed. 15600 int[] origUsers; 15601 // The set of users that now have this package installed. 15602 int[] newUsers; 15603 PackageParser.Package pkg; 15604 int returnCode; 15605 String returnMsg; 15606 PackageRemovedInfo removedInfo; 15607 ArrayMap<String, PackageInstalledInfo> addedChildPackages; 15608 15609 public void setError(int code, String msg) { 15610 setReturnCode(code); 15611 setReturnMessage(msg); 15612 Slog.w(TAG, msg); 15613 } 15614 15615 public void setError(String msg, PackageParserException e) { 15616 setReturnCode(e.error); 15617 setReturnMessage(ExceptionUtils.getCompleteMessage(msg, e)); 15618 Slog.w(TAG, msg, e); 15619 } 15620 15621 public void setError(String msg, PackageManagerException e) { 15622 returnCode = e.error; 15623 setReturnMessage(ExceptionUtils.getCompleteMessage(msg, e)); 15624 Slog.w(TAG, msg, e); 15625 } 15626 15627 public void setReturnCode(int returnCode) { 15628 this.returnCode = returnCode; 15629 final int childCount = (addedChildPackages != null) ? addedChildPackages.size() : 0; 15630 for (int i = 0; i < childCount; i++) { 15631 addedChildPackages.valueAt(i).returnCode = returnCode; 15632 } 15633 } 15634 15635 private void setReturnMessage(String returnMsg) { 15636 this.returnMsg = returnMsg; 15637 final int childCount = (addedChildPackages != null) ? addedChildPackages.size() : 0; 15638 for (int i = 0; i < childCount; i++) { 15639 addedChildPackages.valueAt(i).returnMsg = returnMsg; 15640 } 15641 } 15642 15643 // In some error cases we want to convey more info back to the observer 15644 String origPackage; 15645 String origPermission; 15646 } 15647 15648 /* 15649 * Install a non-existing package. 15650 */ 15651 private void installNewPackageLIF(PackageParser.Package pkg, final int policyFlags, 15652 int scanFlags, UserHandle user, String installerPackageName, String volumeUuid, 15653 PackageInstalledInfo res, int installReason) { 15654 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "installNewPackage"); 15655 15656 // Remember this for later, in case we need to rollback this install 15657 String pkgName = pkg.packageName; 15658 15659 if (DEBUG_INSTALL) Slog.d(TAG, "installNewPackageLI: " + pkg); 15660 15661 synchronized(mPackages) { 15662 final String renamedPackage = mSettings.getRenamedPackageLPr(pkgName); 15663 if (renamedPackage != null) { 15664 // A package with the same name is already installed, though 15665 // it has been renamed to an older name. The package we 15666 // are trying to install should be installed as an update to 15667 // the existing one, but that has not been requested, so bail. 15668 res.setError(INSTALL_FAILED_ALREADY_EXISTS, "Attempt to re-install " + pkgName 15669 + " without first uninstalling package running as " 15670 + renamedPackage); 15671 return; 15672 } 15673 if (mPackages.containsKey(pkgName)) { 15674 // Don't allow installation over an existing package with the same name. 15675 res.setError(INSTALL_FAILED_ALREADY_EXISTS, "Attempt to re-install " + pkgName 15676 + " without first uninstalling."); 15677 return; 15678 } 15679 } 15680 15681 try { 15682 PackageParser.Package newPackage = scanPackageTracedLI(pkg, policyFlags, scanFlags, 15683 System.currentTimeMillis(), user); 15684 15685 updateSettingsLI(newPackage, installerPackageName, null, res, user, installReason); 15686 15687 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED) { 15688 prepareAppDataAfterInstallLIF(newPackage); 15689 15690 } else { 15691 // Remove package from internal structures, but keep around any 15692 // data that might have already existed 15693 deletePackageLIF(pkgName, UserHandle.ALL, false, null, 15694 PackageManager.DELETE_KEEP_DATA, res.removedInfo, true, null); 15695 } 15696 } catch (PackageManagerException e) { 15697 res.setError("Package couldn't be installed in " + pkg.codePath, e); 15698 } 15699 15700 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 15701 } 15702 15703 private boolean shouldCheckUpgradeKeySetLP(PackageSetting oldPs, int scanFlags) { 15704 // Can't rotate keys during boot or if sharedUser. 15705 if (oldPs == null || (scanFlags&SCAN_INITIAL) != 0 || oldPs.sharedUser != null 15706 || !oldPs.keySetData.isUsingUpgradeKeySets()) { 15707 return false; 15708 } 15709 // app is using upgradeKeySets; make sure all are valid 15710 KeySetManagerService ksms = mSettings.mKeySetManagerService; 15711 long[] upgradeKeySets = oldPs.keySetData.getUpgradeKeySets(); 15712 for (int i = 0; i < upgradeKeySets.length; i++) { 15713 if (!ksms.isIdValidKeySetId(upgradeKeySets[i])) { 15714 Slog.wtf(TAG, "Package " 15715 + (oldPs.name != null ? oldPs.name : "<null>") 15716 + " contains upgrade-key-set reference to unknown key-set: " 15717 + upgradeKeySets[i] 15718 + " reverting to signatures check."); 15719 return false; 15720 } 15721 } 15722 return true; 15723 } 15724 15725 private boolean checkUpgradeKeySetLP(PackageSetting oldPS, PackageParser.Package newPkg) { 15726 // Upgrade keysets are being used. Determine if new package has a superset of the 15727 // required keys. 15728 long[] upgradeKeySets = oldPS.keySetData.getUpgradeKeySets(); 15729 KeySetManagerService ksms = mSettings.mKeySetManagerService; 15730 for (int i = 0; i < upgradeKeySets.length; i++) { 15731 Set<PublicKey> upgradeSet = ksms.getPublicKeysFromKeySetLPr(upgradeKeySets[i]); 15732 if (upgradeSet != null && newPkg.mSigningKeys.containsAll(upgradeSet)) { 15733 return true; 15734 } 15735 } 15736 return false; 15737 } 15738 15739 private static void updateDigest(MessageDigest digest, File file) throws IOException { 15740 try (DigestInputStream digestStream = 15741 new DigestInputStream(new FileInputStream(file), digest)) { 15742 while (digestStream.read() != -1) {} // nothing to do; just plow through the file 15743 } 15744 } 15745 15746 private void replacePackageLIF(PackageParser.Package pkg, final int policyFlags, int scanFlags, 15747 UserHandle user, String installerPackageName, PackageInstalledInfo res, 15748 int installReason) { 15749 final boolean isEphemeral = (policyFlags & PackageParser.PARSE_IS_EPHEMERAL) != 0; 15750 15751 final PackageParser.Package oldPackage; 15752 final String pkgName = pkg.packageName; 15753 final int[] allUsers; 15754 final int[] installedUsers; 15755 15756 synchronized(mPackages) { 15757 oldPackage = mPackages.get(pkgName); 15758 if (DEBUG_INSTALL) Slog.d(TAG, "replacePackageLI: new=" + pkg + ", old=" + oldPackage); 15759 15760 // don't allow upgrade to target a release SDK from a pre-release SDK 15761 final boolean oldTargetsPreRelease = oldPackage.applicationInfo.targetSdkVersion 15762 == android.os.Build.VERSION_CODES.CUR_DEVELOPMENT; 15763 final boolean newTargetsPreRelease = pkg.applicationInfo.targetSdkVersion 15764 == android.os.Build.VERSION_CODES.CUR_DEVELOPMENT; 15765 if (oldTargetsPreRelease 15766 && !newTargetsPreRelease 15767 && ((policyFlags & PackageParser.PARSE_FORCE_SDK) == 0)) { 15768 Slog.w(TAG, "Can't install package targeting released sdk"); 15769 res.setReturnCode(PackageManager.INSTALL_FAILED_UPDATE_INCOMPATIBLE); 15770 return; 15771 } 15772 15773 // don't allow an upgrade from full to ephemeral 15774 final boolean oldIsEphemeral = oldPackage.applicationInfo.isInstantApp(); 15775 if (isEphemeral && !oldIsEphemeral) { 15776 // can't downgrade from full to ephemeral 15777 Slog.w(TAG, "Can't replace app with ephemeral: " + pkgName); 15778 res.setReturnCode(PackageManager.INSTALL_FAILED_EPHEMERAL_INVALID); 15779 return; 15780 } 15781 15782 // verify signatures are valid 15783 final PackageSetting ps = mSettings.mPackages.get(pkgName); 15784 if (shouldCheckUpgradeKeySetLP(ps, scanFlags)) { 15785 if (!checkUpgradeKeySetLP(ps, pkg)) { 15786 res.setError(INSTALL_FAILED_UPDATE_INCOMPATIBLE, 15787 "New package not signed by keys specified by upgrade-keysets: " 15788 + pkgName); 15789 return; 15790 } 15791 } else { 15792 // default to original signature matching 15793 if (compareSignatures(oldPackage.mSignatures, pkg.mSignatures) 15794 != PackageManager.SIGNATURE_MATCH) { 15795 res.setError(INSTALL_FAILED_UPDATE_INCOMPATIBLE, 15796 "New package has a different signature: " + pkgName); 15797 return; 15798 } 15799 } 15800 15801 // don't allow a system upgrade unless the upgrade hash matches 15802 if (oldPackage.restrictUpdateHash != null && oldPackage.isSystemApp()) { 15803 byte[] digestBytes = null; 15804 try { 15805 final MessageDigest digest = MessageDigest.getInstance("SHA-512"); 15806 updateDigest(digest, new File(pkg.baseCodePath)); 15807 if (!ArrayUtils.isEmpty(pkg.splitCodePaths)) { 15808 for (String path : pkg.splitCodePaths) { 15809 updateDigest(digest, new File(path)); 15810 } 15811 } 15812 digestBytes = digest.digest(); 15813 } catch (NoSuchAlgorithmException | IOException e) { 15814 res.setError(INSTALL_FAILED_INVALID_APK, 15815 "Could not compute hash: " + pkgName); 15816 return; 15817 } 15818 if (!Arrays.equals(oldPackage.restrictUpdateHash, digestBytes)) { 15819 res.setError(INSTALL_FAILED_INVALID_APK, 15820 "New package fails restrict-update check: " + pkgName); 15821 return; 15822 } 15823 // retain upgrade restriction 15824 pkg.restrictUpdateHash = oldPackage.restrictUpdateHash; 15825 } 15826 15827 // Check for shared user id changes 15828 String invalidPackageName = 15829 getParentOrChildPackageChangedSharedUser(oldPackage, pkg); 15830 if (invalidPackageName != null) { 15831 res.setError(INSTALL_FAILED_SHARED_USER_INCOMPATIBLE, 15832 "Package " + invalidPackageName + " tried to change user " 15833 + oldPackage.mSharedUserId); 15834 return; 15835 } 15836 15837 // In case of rollback, remember per-user/profile install state 15838 allUsers = sUserManager.getUserIds(); 15839 installedUsers = ps.queryInstalledUsers(allUsers, true); 15840 } 15841 15842 // Update what is removed 15843 res.removedInfo = new PackageRemovedInfo(); 15844 res.removedInfo.uid = oldPackage.applicationInfo.uid; 15845 res.removedInfo.removedPackage = oldPackage.packageName; 15846 res.removedInfo.isStaticSharedLib = pkg.staticSharedLibName != null; 15847 res.removedInfo.isUpdate = true; 15848 res.removedInfo.origUsers = installedUsers; 15849 final PackageSetting ps = mSettings.getPackageLPr(pkgName); 15850 res.removedInfo.installReasons = new SparseArray<>(installedUsers.length); 15851 for (int i = 0; i < installedUsers.length; i++) { 15852 final int userId = installedUsers[i]; 15853 res.removedInfo.installReasons.put(userId, ps.getInstallReason(userId)); 15854 } 15855 15856 final int childCount = (oldPackage.childPackages != null) 15857 ? oldPackage.childPackages.size() : 0; 15858 for (int i = 0; i < childCount; i++) { 15859 boolean childPackageUpdated = false; 15860 PackageParser.Package childPkg = oldPackage.childPackages.get(i); 15861 final PackageSetting childPs = mSettings.getPackageLPr(childPkg.packageName); 15862 if (res.addedChildPackages != null) { 15863 PackageInstalledInfo childRes = res.addedChildPackages.get(childPkg.packageName); 15864 if (childRes != null) { 15865 childRes.removedInfo.uid = childPkg.applicationInfo.uid; 15866 childRes.removedInfo.removedPackage = childPkg.packageName; 15867 childRes.removedInfo.isUpdate = true; 15868 childRes.removedInfo.installReasons = res.removedInfo.installReasons; 15869 childPackageUpdated = true; 15870 } 15871 } 15872 if (!childPackageUpdated) { 15873 PackageRemovedInfo childRemovedRes = new PackageRemovedInfo(); 15874 childRemovedRes.removedPackage = childPkg.packageName; 15875 childRemovedRes.isUpdate = false; 15876 childRemovedRes.dataRemoved = true; 15877 synchronized (mPackages) { 15878 if (childPs != null) { 15879 childRemovedRes.origUsers = childPs.queryInstalledUsers(allUsers, true); 15880 } 15881 } 15882 if (res.removedInfo.removedChildPackages == null) { 15883 res.removedInfo.removedChildPackages = new ArrayMap<>(); 15884 } 15885 res.removedInfo.removedChildPackages.put(childPkg.packageName, childRemovedRes); 15886 } 15887 } 15888 15889 boolean sysPkg = (isSystemApp(oldPackage)); 15890 if (sysPkg) { 15891 // Set the system/privileged flags as needed 15892 final boolean privileged = 15893 (oldPackage.applicationInfo.privateFlags 15894 & ApplicationInfo.PRIVATE_FLAG_PRIVILEGED) != 0; 15895 final int systemPolicyFlags = policyFlags 15896 | PackageParser.PARSE_IS_SYSTEM 15897 | (privileged ? PackageParser.PARSE_IS_PRIVILEGED : 0); 15898 15899 replaceSystemPackageLIF(oldPackage, pkg, systemPolicyFlags, scanFlags, 15900 user, allUsers, installerPackageName, res, installReason); 15901 } else { 15902 replaceNonSystemPackageLIF(oldPackage, pkg, policyFlags, scanFlags, 15903 user, allUsers, installerPackageName, res, installReason); 15904 } 15905 } 15906 15907 public List<String> getPreviousCodePaths(String packageName) { 15908 final PackageSetting ps = mSettings.mPackages.get(packageName); 15909 final List<String> result = new ArrayList<String>(); 15910 if (ps != null && ps.oldCodePaths != null) { 15911 result.addAll(ps.oldCodePaths); 15912 } 15913 return result; 15914 } 15915 15916 private void replaceNonSystemPackageLIF(PackageParser.Package deletedPackage, 15917 PackageParser.Package pkg, final int policyFlags, int scanFlags, UserHandle user, 15918 int[] allUsers, String installerPackageName, PackageInstalledInfo res, 15919 int installReason) { 15920 if (DEBUG_INSTALL) Slog.d(TAG, "replaceNonSystemPackageLI: new=" + pkg + ", old=" 15921 + deletedPackage); 15922 15923 String pkgName = deletedPackage.packageName; 15924 boolean deletedPkg = true; 15925 boolean addedPkg = false; 15926 boolean updatedSettings = false; 15927 final boolean killApp = (scanFlags & SCAN_DONT_KILL_APP) == 0; 15928 final int deleteFlags = PackageManager.DELETE_KEEP_DATA 15929 | (killApp ? 0 : PackageManager.DELETE_DONT_KILL_APP); 15930 15931 final long origUpdateTime = (pkg.mExtras != null) 15932 ? ((PackageSetting)pkg.mExtras).lastUpdateTime : 0; 15933 15934 // First delete the existing package while retaining the data directory 15935 if (!deletePackageLIF(pkgName, null, true, allUsers, deleteFlags, 15936 res.removedInfo, true, pkg)) { 15937 // If the existing package wasn't successfully deleted 15938 res.setError(INSTALL_FAILED_REPLACE_COULDNT_DELETE, "replaceNonSystemPackageLI"); 15939 deletedPkg = false; 15940 } else { 15941 // Successfully deleted the old package; proceed with replace. 15942 15943 // If deleted package lived in a container, give users a chance to 15944 // relinquish resources before killing. 15945 if (deletedPackage.isForwardLocked() || isExternal(deletedPackage)) { 15946 if (DEBUG_INSTALL) { 15947 Slog.i(TAG, "upgrading pkg " + deletedPackage + " is ASEC-hosted -> UNAVAILABLE"); 15948 } 15949 final int[] uidArray = new int[] { deletedPackage.applicationInfo.uid }; 15950 final ArrayList<String> pkgList = new ArrayList<String>(1); 15951 pkgList.add(deletedPackage.applicationInfo.packageName); 15952 sendResourcesChangedBroadcast(false, true, pkgList, uidArray, null); 15953 } 15954 15955 clearAppDataLIF(pkg, UserHandle.USER_ALL, StorageManager.FLAG_STORAGE_DE 15956 | StorageManager.FLAG_STORAGE_CE | Installer.FLAG_CLEAR_CODE_CACHE_ONLY); 15957 clearAppProfilesLIF(deletedPackage, UserHandle.USER_ALL); 15958 15959 try { 15960 final PackageParser.Package newPackage = scanPackageTracedLI(pkg, policyFlags, 15961 scanFlags | SCAN_UPDATE_TIME, System.currentTimeMillis(), user); 15962 updateSettingsLI(newPackage, installerPackageName, allUsers, res, user, 15963 installReason); 15964 15965 // Update the in-memory copy of the previous code paths. 15966 PackageSetting ps = mSettings.mPackages.get(pkgName); 15967 if (!killApp) { 15968 if (ps.oldCodePaths == null) { 15969 ps.oldCodePaths = new ArraySet<>(); 15970 } 15971 Collections.addAll(ps.oldCodePaths, deletedPackage.baseCodePath); 15972 if (deletedPackage.splitCodePaths != null) { 15973 Collections.addAll(ps.oldCodePaths, deletedPackage.splitCodePaths); 15974 } 15975 } else { 15976 ps.oldCodePaths = null; 15977 } 15978 if (ps.childPackageNames != null) { 15979 for (int i = ps.childPackageNames.size() - 1; i >= 0; --i) { 15980 final String childPkgName = ps.childPackageNames.get(i); 15981 final PackageSetting childPs = mSettings.mPackages.get(childPkgName); 15982 childPs.oldCodePaths = ps.oldCodePaths; 15983 } 15984 } 15985 prepareAppDataAfterInstallLIF(newPackage); 15986 addedPkg = true; 15987 } catch (PackageManagerException e) { 15988 res.setError("Package couldn't be installed in " + pkg.codePath, e); 15989 } 15990 } 15991 15992 if (res.returnCode != PackageManager.INSTALL_SUCCEEDED) { 15993 if (DEBUG_INSTALL) Slog.d(TAG, "Install failed, rolling pack: " + pkgName); 15994 15995 // Revert all internal state mutations and added folders for the failed install 15996 if (addedPkg) { 15997 deletePackageLIF(pkgName, null, true, allUsers, deleteFlags, 15998 res.removedInfo, true, null); 15999 } 16000 16001 // Restore the old package 16002 if (deletedPkg) { 16003 if (DEBUG_INSTALL) Slog.d(TAG, "Install failed, reinstalling: " + deletedPackage); 16004 File restoreFile = new File(deletedPackage.codePath); 16005 // Parse old package 16006 boolean oldExternal = isExternal(deletedPackage); 16007 int oldParseFlags = mDefParseFlags | PackageParser.PARSE_CHATTY | 16008 (deletedPackage.isForwardLocked() ? PackageParser.PARSE_FORWARD_LOCK : 0) | 16009 (oldExternal ? PackageParser.PARSE_EXTERNAL_STORAGE : 0); 16010 int oldScanFlags = SCAN_UPDATE_SIGNATURE | SCAN_UPDATE_TIME; 16011 try { 16012 scanPackageTracedLI(restoreFile, oldParseFlags, oldScanFlags, origUpdateTime, 16013 null); 16014 } catch (PackageManagerException e) { 16015 Slog.e(TAG, "Failed to restore package : " + pkgName + " after failed upgrade: " 16016 + e.getMessage()); 16017 return; 16018 } 16019 16020 synchronized (mPackages) { 16021 // Ensure the installer package name up to date 16022 setInstallerPackageNameLPw(deletedPackage, installerPackageName); 16023 16024 // Update permissions for restored package 16025 updatePermissionsLPw(deletedPackage, UPDATE_PERMISSIONS_ALL); 16026 16027 mSettings.writeLPr(); 16028 } 16029 16030 Slog.i(TAG, "Successfully restored package : " + pkgName + " after failed upgrade"); 16031 } 16032 } else { 16033 synchronized (mPackages) { 16034 PackageSetting ps = mSettings.getPackageLPr(pkg.packageName); 16035 if (ps != null) { 16036 res.removedInfo.removedForAllUsers = mPackages.get(ps.name) == null; 16037 if (res.removedInfo.removedChildPackages != null) { 16038 final int childCount = res.removedInfo.removedChildPackages.size(); 16039 // Iterate in reverse as we may modify the collection 16040 for (int i = childCount - 1; i >= 0; i--) { 16041 String childPackageName = res.removedInfo.removedChildPackages.keyAt(i); 16042 if (res.addedChildPackages.containsKey(childPackageName)) { 16043 res.removedInfo.removedChildPackages.removeAt(i); 16044 } else { 16045 PackageRemovedInfo childInfo = res.removedInfo 16046 .removedChildPackages.valueAt(i); 16047 childInfo.removedForAllUsers = mPackages.get( 16048 childInfo.removedPackage) == null; 16049 } 16050 } 16051 } 16052 } 16053 } 16054 } 16055 } 16056 16057 private void replaceSystemPackageLIF(PackageParser.Package deletedPackage, 16058 PackageParser.Package pkg, final int policyFlags, int scanFlags, UserHandle user, 16059 int[] allUsers, String installerPackageName, PackageInstalledInfo res, 16060 int installReason) { 16061 if (DEBUG_INSTALL) Slog.d(TAG, "replaceSystemPackageLI: new=" + pkg 16062 + ", old=" + deletedPackage); 16063 16064 final boolean disabledSystem; 16065 16066 // Remove existing system package 16067 removePackageLI(deletedPackage, true); 16068 16069 synchronized (mPackages) { 16070 disabledSystem = disableSystemPackageLPw(deletedPackage, pkg); 16071 } 16072 if (!disabledSystem) { 16073 // We didn't need to disable the .apk as a current system package, 16074 // which means we are replacing another update that is already 16075 // installed. We need to make sure to delete the older one's .apk. 16076 res.removedInfo.args = createInstallArgsForExisting(0, 16077 deletedPackage.applicationInfo.getCodePath(), 16078 deletedPackage.applicationInfo.getResourcePath(), 16079 getAppDexInstructionSets(deletedPackage.applicationInfo)); 16080 } else { 16081 res.removedInfo.args = null; 16082 } 16083 16084 // Successfully disabled the old package. Now proceed with re-installation 16085 clearAppDataLIF(pkg, UserHandle.USER_ALL, StorageManager.FLAG_STORAGE_DE 16086 | StorageManager.FLAG_STORAGE_CE | Installer.FLAG_CLEAR_CODE_CACHE_ONLY); 16087 clearAppProfilesLIF(deletedPackage, UserHandle.USER_ALL); 16088 16089 res.setReturnCode(PackageManager.INSTALL_SUCCEEDED); 16090 pkg.setApplicationInfoFlags(ApplicationInfo.FLAG_UPDATED_SYSTEM_APP, 16091 ApplicationInfo.FLAG_UPDATED_SYSTEM_APP); 16092 16093 PackageParser.Package newPackage = null; 16094 try { 16095 // Add the package to the internal data structures 16096 newPackage = scanPackageTracedLI(pkg, policyFlags, scanFlags, 0, user); 16097 16098 // Set the update and install times 16099 PackageSetting deletedPkgSetting = (PackageSetting) deletedPackage.mExtras; 16100 setInstallAndUpdateTime(newPackage, deletedPkgSetting.firstInstallTime, 16101 System.currentTimeMillis()); 16102 16103 // Update the package dynamic state if succeeded 16104 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED) { 16105 // Now that the install succeeded make sure we remove data 16106 // directories for any child package the update removed. 16107 final int deletedChildCount = (deletedPackage.childPackages != null) 16108 ? deletedPackage.childPackages.size() : 0; 16109 final int newChildCount = (newPackage.childPackages != null) 16110 ? newPackage.childPackages.size() : 0; 16111 for (int i = 0; i < deletedChildCount; i++) { 16112 PackageParser.Package deletedChildPkg = deletedPackage.childPackages.get(i); 16113 boolean childPackageDeleted = true; 16114 for (int j = 0; j < newChildCount; j++) { 16115 PackageParser.Package newChildPkg = newPackage.childPackages.get(j); 16116 if (deletedChildPkg.packageName.equals(newChildPkg.packageName)) { 16117 childPackageDeleted = false; 16118 break; 16119 } 16120 } 16121 if (childPackageDeleted) { 16122 PackageSetting ps = mSettings.getDisabledSystemPkgLPr( 16123 deletedChildPkg.packageName); 16124 if (ps != null && res.removedInfo.removedChildPackages != null) { 16125 PackageRemovedInfo removedChildRes = res.removedInfo 16126 .removedChildPackages.get(deletedChildPkg.packageName); 16127 removePackageDataLIF(ps, allUsers, removedChildRes, 0, false); 16128 removedChildRes.removedForAllUsers = mPackages.get(ps.name) == null; 16129 } 16130 } 16131 } 16132 16133 updateSettingsLI(newPackage, installerPackageName, allUsers, res, user, 16134 installReason); 16135 prepareAppDataAfterInstallLIF(newPackage); 16136 } 16137 } catch (PackageManagerException e) { 16138 res.setReturnCode(INSTALL_FAILED_INTERNAL_ERROR); 16139 res.setError("Package couldn't be installed in " + pkg.codePath, e); 16140 } 16141 16142 if (res.returnCode != PackageManager.INSTALL_SUCCEEDED) { 16143 // Re installation failed. Restore old information 16144 // Remove new pkg information 16145 if (newPackage != null) { 16146 removeInstalledPackageLI(newPackage, true); 16147 } 16148 // Add back the old system package 16149 try { 16150 scanPackageTracedLI(deletedPackage, policyFlags, SCAN_UPDATE_SIGNATURE, 0, user); 16151 } catch (PackageManagerException e) { 16152 Slog.e(TAG, "Failed to restore original package: " + e.getMessage()); 16153 } 16154 16155 synchronized (mPackages) { 16156 if (disabledSystem) { 16157 enableSystemPackageLPw(deletedPackage); 16158 } 16159 16160 // Ensure the installer package name up to date 16161 setInstallerPackageNameLPw(deletedPackage, installerPackageName); 16162 16163 // Update permissions for restored package 16164 updatePermissionsLPw(deletedPackage, UPDATE_PERMISSIONS_ALL); 16165 16166 mSettings.writeLPr(); 16167 } 16168 16169 Slog.i(TAG, "Successfully restored package : " + deletedPackage.packageName 16170 + " after failed upgrade"); 16171 } 16172 } 16173 16174 /** 16175 * Checks whether the parent or any of the child packages have a change shared 16176 * user. For a package to be a valid update the shred users of the parent and 16177 * the children should match. We may later support changing child shared users. 16178 * @param oldPkg The updated package. 16179 * @param newPkg The update package. 16180 * @return The shared user that change between the versions. 16181 */ 16182 private String getParentOrChildPackageChangedSharedUser(PackageParser.Package oldPkg, 16183 PackageParser.Package newPkg) { 16184 // Check parent shared user 16185 if (!Objects.equals(oldPkg.mSharedUserId, newPkg.mSharedUserId)) { 16186 return newPkg.packageName; 16187 } 16188 // Check child shared users 16189 final int oldChildCount = (oldPkg.childPackages != null) ? oldPkg.childPackages.size() : 0; 16190 final int newChildCount = (newPkg.childPackages != null) ? newPkg.childPackages.size() : 0; 16191 for (int i = 0; i < newChildCount; i++) { 16192 PackageParser.Package newChildPkg = newPkg.childPackages.get(i); 16193 // If this child was present, did it have the same shared user? 16194 for (int j = 0; j < oldChildCount; j++) { 16195 PackageParser.Package oldChildPkg = oldPkg.childPackages.get(j); 16196 if (newChildPkg.packageName.equals(oldChildPkg.packageName) 16197 && !Objects.equals(newChildPkg.mSharedUserId, oldChildPkg.mSharedUserId)) { 16198 return newChildPkg.packageName; 16199 } 16200 } 16201 } 16202 return null; 16203 } 16204 16205 private void removeNativeBinariesLI(PackageSetting ps) { 16206 // Remove the lib path for the parent package 16207 if (ps != null) { 16208 NativeLibraryHelper.removeNativeBinariesLI(ps.legacyNativeLibraryPathString); 16209 // Remove the lib path for the child packages 16210 final int childCount = (ps.childPackageNames != null) ? ps.childPackageNames.size() : 0; 16211 for (int i = 0; i < childCount; i++) { 16212 PackageSetting childPs = null; 16213 synchronized (mPackages) { 16214 childPs = mSettings.getPackageLPr(ps.childPackageNames.get(i)); 16215 } 16216 if (childPs != null) { 16217 NativeLibraryHelper.removeNativeBinariesLI(childPs 16218 .legacyNativeLibraryPathString); 16219 } 16220 } 16221 } 16222 } 16223 16224 private void enableSystemPackageLPw(PackageParser.Package pkg) { 16225 // Enable the parent package 16226 mSettings.enableSystemPackageLPw(pkg.packageName); 16227 // Enable the child packages 16228 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 16229 for (int i = 0; i < childCount; i++) { 16230 PackageParser.Package childPkg = pkg.childPackages.get(i); 16231 mSettings.enableSystemPackageLPw(childPkg.packageName); 16232 } 16233 } 16234 16235 private boolean disableSystemPackageLPw(PackageParser.Package oldPkg, 16236 PackageParser.Package newPkg) { 16237 // Disable the parent package (parent always replaced) 16238 boolean disabled = mSettings.disableSystemPackageLPw(oldPkg.packageName, true); 16239 // Disable the child packages 16240 final int childCount = (oldPkg.childPackages != null) ? oldPkg.childPackages.size() : 0; 16241 for (int i = 0; i < childCount; i++) { 16242 PackageParser.Package childPkg = oldPkg.childPackages.get(i); 16243 final boolean replace = newPkg.hasChildPackage(childPkg.packageName); 16244 disabled |= mSettings.disableSystemPackageLPw(childPkg.packageName, replace); 16245 } 16246 return disabled; 16247 } 16248 16249 private void setInstallerPackageNameLPw(PackageParser.Package pkg, 16250 String installerPackageName) { 16251 // Enable the parent package 16252 mSettings.setInstallerPackageName(pkg.packageName, installerPackageName); 16253 // Enable the child packages 16254 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 16255 for (int i = 0; i < childCount; i++) { 16256 PackageParser.Package childPkg = pkg.childPackages.get(i); 16257 mSettings.setInstallerPackageName(childPkg.packageName, installerPackageName); 16258 } 16259 } 16260 16261 private int[] revokeUnusedSharedUserPermissionsLPw(SharedUserSetting su, int[] allUserIds) { 16262 // Collect all used permissions in the UID 16263 ArraySet<String> usedPermissions = new ArraySet<>(); 16264 final int packageCount = su.packages.size(); 16265 for (int i = 0; i < packageCount; i++) { 16266 PackageSetting ps = su.packages.valueAt(i); 16267 if (ps.pkg == null) { 16268 continue; 16269 } 16270 final int requestedPermCount = ps.pkg.requestedPermissions.size(); 16271 for (int j = 0; j < requestedPermCount; j++) { 16272 String permission = ps.pkg.requestedPermissions.get(j); 16273 BasePermission bp = mSettings.mPermissions.get(permission); 16274 if (bp != null) { 16275 usedPermissions.add(permission); 16276 } 16277 } 16278 } 16279 16280 PermissionsState permissionsState = su.getPermissionsState(); 16281 // Prune install permissions 16282 List<PermissionState> installPermStates = permissionsState.getInstallPermissionStates(); 16283 final int installPermCount = installPermStates.size(); 16284 for (int i = installPermCount - 1; i >= 0; i--) { 16285 PermissionState permissionState = installPermStates.get(i); 16286 if (!usedPermissions.contains(permissionState.getName())) { 16287 BasePermission bp = mSettings.mPermissions.get(permissionState.getName()); 16288 if (bp != null) { 16289 permissionsState.revokeInstallPermission(bp); 16290 permissionsState.updatePermissionFlags(bp, UserHandle.USER_ALL, 16291 PackageManager.MASK_PERMISSION_FLAGS, 0); 16292 } 16293 } 16294 } 16295 16296 int[] runtimePermissionChangedUserIds = EmptyArray.INT; 16297 16298 // Prune runtime permissions 16299 for (int userId : allUserIds) { 16300 List<PermissionState> runtimePermStates = permissionsState 16301 .getRuntimePermissionStates(userId); 16302 final int runtimePermCount = runtimePermStates.size(); 16303 for (int i = runtimePermCount - 1; i >= 0; i--) { 16304 PermissionState permissionState = runtimePermStates.get(i); 16305 if (!usedPermissions.contains(permissionState.getName())) { 16306 BasePermission bp = mSettings.mPermissions.get(permissionState.getName()); 16307 if (bp != null) { 16308 permissionsState.revokeRuntimePermission(bp, userId); 16309 permissionsState.updatePermissionFlags(bp, userId, 16310 PackageManager.MASK_PERMISSION_FLAGS, 0); 16311 runtimePermissionChangedUserIds = ArrayUtils.appendInt( 16312 runtimePermissionChangedUserIds, userId); 16313 } 16314 } 16315 } 16316 } 16317 16318 return runtimePermissionChangedUserIds; 16319 } 16320 16321 private void updateSettingsLI(PackageParser.Package newPackage, String installerPackageName, 16322 int[] allUsers, PackageInstalledInfo res, UserHandle user, int installReason) { 16323 // Update the parent package setting 16324 updateSettingsInternalLI(newPackage, installerPackageName, allUsers, res.origUsers, 16325 res, user, installReason); 16326 // Update the child packages setting 16327 final int childCount = (newPackage.childPackages != null) 16328 ? newPackage.childPackages.size() : 0; 16329 for (int i = 0; i < childCount; i++) { 16330 PackageParser.Package childPackage = newPackage.childPackages.get(i); 16331 PackageInstalledInfo childRes = res.addedChildPackages.get(childPackage.packageName); 16332 updateSettingsInternalLI(childPackage, installerPackageName, allUsers, 16333 childRes.origUsers, childRes, user, installReason); 16334 } 16335 } 16336 16337 private void updateSettingsInternalLI(PackageParser.Package newPackage, 16338 String installerPackageName, int[] allUsers, int[] installedForUsers, 16339 PackageInstalledInfo res, UserHandle user, int installReason) { 16340 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "updateSettings"); 16341 16342 String pkgName = newPackage.packageName; 16343 synchronized (mPackages) { 16344 //write settings. the installStatus will be incomplete at this stage. 16345 //note that the new package setting would have already been 16346 //added to mPackages. It hasn't been persisted yet. 16347 mSettings.setInstallStatus(pkgName, PackageSettingBase.PKG_INSTALL_INCOMPLETE); 16348 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "writeSettings"); 16349 mSettings.writeLPr(); 16350 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 16351 } 16352 16353 if (DEBUG_INSTALL) Slog.d(TAG, "New package installed in " + newPackage.codePath); 16354 synchronized (mPackages) { 16355 updatePermissionsLPw(newPackage.packageName, newPackage, 16356 UPDATE_PERMISSIONS_REPLACE_PKG | (newPackage.permissions.size() > 0 16357 ? UPDATE_PERMISSIONS_ALL : 0)); 16358 // For system-bundled packages, we assume that installing an upgraded version 16359 // of the package implies that the user actually wants to run that new code, 16360 // so we enable the package. 16361 PackageSetting ps = mSettings.mPackages.get(pkgName); 16362 final int userId = user.getIdentifier(); 16363 if (ps != null) { 16364 if (isSystemApp(newPackage)) { 16365 if (DEBUG_INSTALL) { 16366 Slog.d(TAG, "Implicitly enabling system package on upgrade: " + pkgName); 16367 } 16368 // Enable system package for requested users 16369 if (res.origUsers != null) { 16370 for (int origUserId : res.origUsers) { 16371 if (userId == UserHandle.USER_ALL || userId == origUserId) { 16372 ps.setEnabled(COMPONENT_ENABLED_STATE_DEFAULT, 16373 origUserId, installerPackageName); 16374 } 16375 } 16376 } 16377 // Also convey the prior install/uninstall state 16378 if (allUsers != null && installedForUsers != null) { 16379 for (int currentUserId : allUsers) { 16380 final boolean installed = ArrayUtils.contains( 16381 installedForUsers, currentUserId); 16382 if (DEBUG_INSTALL) { 16383 Slog.d(TAG, " user " + currentUserId + " => " + installed); 16384 } 16385 ps.setInstalled(installed, currentUserId); 16386 } 16387 // these install state changes will be persisted in the 16388 // upcoming call to mSettings.writeLPr(). 16389 } 16390 } 16391 // It's implied that when a user requests installation, they want the app to be 16392 // installed and enabled. 16393 if (userId != UserHandle.USER_ALL) { 16394 ps.setInstalled(true, userId); 16395 ps.setEnabled(COMPONENT_ENABLED_STATE_DEFAULT, userId, installerPackageName); 16396 } 16397 16398 // When replacing an existing package, preserve the original install reason for all 16399 // users that had the package installed before. 16400 final Set<Integer> previousUserIds = new ArraySet<>(); 16401 if (res.removedInfo != null && res.removedInfo.installReasons != null) { 16402 final int installReasonCount = res.removedInfo.installReasons.size(); 16403 for (int i = 0; i < installReasonCount; i++) { 16404 final int previousUserId = res.removedInfo.installReasons.keyAt(i); 16405 final int previousInstallReason = res.removedInfo.installReasons.valueAt(i); 16406 ps.setInstallReason(previousInstallReason, previousUserId); 16407 previousUserIds.add(previousUserId); 16408 } 16409 } 16410 16411 // Set install reason for users that are having the package newly installed. 16412 if (userId == UserHandle.USER_ALL) { 16413 for (int currentUserId : sUserManager.getUserIds()) { 16414 if (!previousUserIds.contains(currentUserId)) { 16415 ps.setInstallReason(installReason, currentUserId); 16416 } 16417 } 16418 } else if (!previousUserIds.contains(userId)) { 16419 ps.setInstallReason(installReason, userId); 16420 } 16421 } 16422 res.name = pkgName; 16423 res.uid = newPackage.applicationInfo.uid; 16424 res.pkg = newPackage; 16425 mSettings.setInstallStatus(pkgName, PackageSettingBase.PKG_INSTALL_COMPLETE); 16426 mSettings.setInstallerPackageName(pkgName, installerPackageName); 16427 res.setReturnCode(PackageManager.INSTALL_SUCCEEDED); 16428 //to update install status 16429 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "writeSettings"); 16430 mSettings.writeLPr(); 16431 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 16432 } 16433 16434 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 16435 } 16436 16437 private void installPackageTracedLI(InstallArgs args, PackageInstalledInfo res) { 16438 try { 16439 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "installPackage"); 16440 installPackageLI(args, res); 16441 } finally { 16442 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 16443 } 16444 } 16445 16446 private void installPackageLI(InstallArgs args, PackageInstalledInfo res) { 16447 final int installFlags = args.installFlags; 16448 final String installerPackageName = args.installerPackageName; 16449 final String volumeUuid = args.volumeUuid; 16450 final File tmpPackageFile = new File(args.getCodePath()); 16451 final boolean forwardLocked = ((installFlags & PackageManager.INSTALL_FORWARD_LOCK) != 0); 16452 final boolean onExternal = (((installFlags & PackageManager.INSTALL_EXTERNAL) != 0) 16453 || (args.volumeUuid != null)); 16454 final boolean ephemeral = ((installFlags & PackageManager.INSTALL_EPHEMERAL) != 0); 16455 final boolean forceSdk = ((installFlags & PackageManager.INSTALL_FORCE_SDK) != 0); 16456 boolean replace = false; 16457 int scanFlags = SCAN_NEW_INSTALL | SCAN_UPDATE_SIGNATURE; 16458 if (args.move != null) { 16459 // moving a complete application; perform an initial scan on the new install location 16460 scanFlags |= SCAN_INITIAL; 16461 } 16462 if ((installFlags & PackageManager.INSTALL_DONT_KILL_APP) != 0) { 16463 scanFlags |= SCAN_DONT_KILL_APP; 16464 } 16465 16466 // Result object to be returned 16467 res.setReturnCode(PackageManager.INSTALL_SUCCEEDED); 16468 16469 if (DEBUG_INSTALL) Slog.d(TAG, "installPackageLI: path=" + tmpPackageFile); 16470 16471 // Sanity check 16472 if (ephemeral && (forwardLocked || onExternal)) { 16473 Slog.i(TAG, "Incompatible ephemeral install; fwdLocked=" + forwardLocked 16474 + " external=" + onExternal); 16475 res.setReturnCode(PackageManager.INSTALL_FAILED_EPHEMERAL_INVALID); 16476 return; 16477 } 16478 16479 // Retrieve PackageSettings and parse package 16480 final int parseFlags = mDefParseFlags | PackageParser.PARSE_CHATTY 16481 | PackageParser.PARSE_ENFORCE_CODE 16482 | (forwardLocked ? PackageParser.PARSE_FORWARD_LOCK : 0) 16483 | (onExternal ? PackageParser.PARSE_EXTERNAL_STORAGE : 0) 16484 | (ephemeral ? PackageParser.PARSE_IS_EPHEMERAL : 0) 16485 | (forceSdk ? PackageParser.PARSE_FORCE_SDK : 0); 16486 PackageParser pp = new PackageParser(); 16487 pp.setSeparateProcesses(mSeparateProcesses); 16488 pp.setDisplayMetrics(mMetrics); 16489 16490 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "parsePackage"); 16491 final PackageParser.Package pkg; 16492 try { 16493 pkg = pp.parsePackage(tmpPackageFile, parseFlags); 16494 } catch (PackageParserException e) { 16495 res.setError("Failed parse during installPackageLI", e); 16496 return; 16497 } finally { 16498 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 16499 } 16500 16501// // Ephemeral apps must have target SDK >= O. 16502// // TODO: Update conditional and error message when O gets locked down 16503// if (ephemeral && pkg.applicationInfo.targetSdkVersion <= Build.VERSION_CODES.N_MR1) { 16504// res.setError(PackageManager.INSTALL_FAILED_EPHEMERAL_INVALID, 16505// "Ephemeral apps must have target SDK version of at least O"); 16506// return; 16507// } 16508 16509 if (pkg.applicationInfo.isStaticSharedLibrary()) { 16510 // Static shared libraries have synthetic package names 16511 renameStaticSharedLibraryPackage(pkg); 16512 16513 // No static shared libs on external storage 16514 if (onExternal) { 16515 Slog.i(TAG, "Static shared libs can only be installed on internal storage."); 16516 res.setError(INSTALL_FAILED_INVALID_INSTALL_LOCATION, 16517 "Packages declaring static-shared libs cannot be updated"); 16518 return; 16519 } 16520 } 16521 16522 // If we are installing a clustered package add results for the children 16523 if (pkg.childPackages != null) { 16524 synchronized (mPackages) { 16525 final int childCount = pkg.childPackages.size(); 16526 for (int i = 0; i < childCount; i++) { 16527 PackageParser.Package childPkg = pkg.childPackages.get(i); 16528 PackageInstalledInfo childRes = new PackageInstalledInfo(); 16529 childRes.setReturnCode(PackageManager.INSTALL_SUCCEEDED); 16530 childRes.pkg = childPkg; 16531 childRes.name = childPkg.packageName; 16532 PackageSetting childPs = mSettings.getPackageLPr(childPkg.packageName); 16533 if (childPs != null) { 16534 childRes.origUsers = childPs.queryInstalledUsers( 16535 sUserManager.getUserIds(), true); 16536 } 16537 if ((mPackages.containsKey(childPkg.packageName))) { 16538 childRes.removedInfo = new PackageRemovedInfo(); 16539 childRes.removedInfo.removedPackage = childPkg.packageName; 16540 } 16541 if (res.addedChildPackages == null) { 16542 res.addedChildPackages = new ArrayMap<>(); 16543 } 16544 res.addedChildPackages.put(childPkg.packageName, childRes); 16545 } 16546 } 16547 } 16548 16549 // If package doesn't declare API override, mark that we have an install 16550 // time CPU ABI override. 16551 if (TextUtils.isEmpty(pkg.cpuAbiOverride)) { 16552 pkg.cpuAbiOverride = args.abiOverride; 16553 } 16554 16555 String pkgName = res.name = pkg.packageName; 16556 if ((pkg.applicationInfo.flags&ApplicationInfo.FLAG_TEST_ONLY) != 0) { 16557 if ((installFlags & PackageManager.INSTALL_ALLOW_TEST) == 0) { 16558 res.setError(INSTALL_FAILED_TEST_ONLY, "installPackageLI"); 16559 return; 16560 } 16561 } 16562 16563 try { 16564 // either use what we've been given or parse directly from the APK 16565 if (args.certificates != null) { 16566 try { 16567 PackageParser.populateCertificates(pkg, args.certificates); 16568 } catch (PackageParserException e) { 16569 // there was something wrong with the certificates we were given; 16570 // try to pull them from the APK 16571 PackageParser.collectCertificates(pkg, parseFlags); 16572 } 16573 } else { 16574 PackageParser.collectCertificates(pkg, parseFlags); 16575 } 16576 } catch (PackageParserException e) { 16577 res.setError("Failed collect during installPackageLI", e); 16578 return; 16579 } 16580 16581 // Get rid of all references to package scan path via parser. 16582 pp = null; 16583 String oldCodePath = null; 16584 boolean systemApp = false; 16585 synchronized (mPackages) { 16586 // Check if installing already existing package 16587 if ((installFlags & PackageManager.INSTALL_REPLACE_EXISTING) != 0) { 16588 String oldName = mSettings.getRenamedPackageLPr(pkgName); 16589 if (pkg.mOriginalPackages != null 16590 && pkg.mOriginalPackages.contains(oldName) 16591 && mPackages.containsKey(oldName)) { 16592 // This package is derived from an original package, 16593 // and this device has been updating from that original 16594 // name. We must continue using the original name, so 16595 // rename the new package here. 16596 pkg.setPackageName(oldName); 16597 pkgName = pkg.packageName; 16598 replace = true; 16599 if (DEBUG_INSTALL) Slog.d(TAG, "Replacing existing renamed package: oldName=" 16600 + oldName + " pkgName=" + pkgName); 16601 } else if (mPackages.containsKey(pkgName)) { 16602 // This package, under its official name, already exists 16603 // on the device; we should replace it. 16604 replace = true; 16605 if (DEBUG_INSTALL) Slog.d(TAG, "Replace existing pacakge: " + pkgName); 16606 } 16607 16608 // Child packages are installed through the parent package 16609 if (pkg.parentPackage != null) { 16610 res.setError(PackageManager.INSTALL_PARSE_FAILED_BAD_PACKAGE_NAME, 16611 "Package " + pkg.packageName + " is child of package " 16612 + pkg.parentPackage.parentPackage + ". Child packages " 16613 + "can be updated only through the parent package."); 16614 return; 16615 } 16616 16617 if (replace) { 16618 // Prevent apps opting out from runtime permissions 16619 PackageParser.Package oldPackage = mPackages.get(pkgName); 16620 final int oldTargetSdk = oldPackage.applicationInfo.targetSdkVersion; 16621 final int newTargetSdk = pkg.applicationInfo.targetSdkVersion; 16622 if (oldTargetSdk > Build.VERSION_CODES.LOLLIPOP_MR1 16623 && newTargetSdk <= Build.VERSION_CODES.LOLLIPOP_MR1) { 16624 res.setError(PackageManager.INSTALL_FAILED_PERMISSION_MODEL_DOWNGRADE, 16625 "Package " + pkg.packageName + " new target SDK " + newTargetSdk 16626 + " doesn't support runtime permissions but the old" 16627 + " target SDK " + oldTargetSdk + " does."); 16628 return; 16629 } 16630 16631 // Prevent installing of child packages 16632 if (oldPackage.parentPackage != null) { 16633 res.setError(PackageManager.INSTALL_PARSE_FAILED_BAD_PACKAGE_NAME, 16634 "Package " + pkg.packageName + " is child of package " 16635 + oldPackage.parentPackage + ". Child packages " 16636 + "can be updated only through the parent package."); 16637 return; 16638 } 16639 } 16640 } 16641 16642 PackageSetting ps = mSettings.mPackages.get(pkgName); 16643 if (ps != null) { 16644 if (DEBUG_INSTALL) Slog.d(TAG, "Existing package: " + ps); 16645 16646 // Static shared libs have same package with different versions where 16647 // we internally use a synthetic package name to allow multiple versions 16648 // of the same package, therefore we need to compare signatures against 16649 // the package setting for the latest library version. 16650 PackageSetting signatureCheckPs = ps; 16651 if (pkg.applicationInfo.isStaticSharedLibrary()) { 16652 SharedLibraryEntry libraryEntry = getLatestSharedLibraVersionLPr(pkg); 16653 if (libraryEntry != null) { 16654 signatureCheckPs = mSettings.getPackageLPr(libraryEntry.apk); 16655 } 16656 } 16657 16658 // Quick sanity check that we're signed correctly if updating; 16659 // we'll check this again later when scanning, but we want to 16660 // bail early here before tripping over redefined permissions. 16661 if (shouldCheckUpgradeKeySetLP(signatureCheckPs, scanFlags)) { 16662 if (!checkUpgradeKeySetLP(signatureCheckPs, pkg)) { 16663 res.setError(INSTALL_FAILED_UPDATE_INCOMPATIBLE, "Package " 16664 + pkg.packageName + " upgrade keys do not match the " 16665 + "previously installed version"); 16666 return; 16667 } 16668 } else { 16669 try { 16670 verifySignaturesLP(signatureCheckPs, pkg); 16671 } catch (PackageManagerException e) { 16672 res.setError(e.error, e.getMessage()); 16673 return; 16674 } 16675 } 16676 16677 oldCodePath = mSettings.mPackages.get(pkgName).codePathString; 16678 if (ps.pkg != null && ps.pkg.applicationInfo != null) { 16679 systemApp = (ps.pkg.applicationInfo.flags & 16680 ApplicationInfo.FLAG_SYSTEM) != 0; 16681 } 16682 res.origUsers = ps.queryInstalledUsers(sUserManager.getUserIds(), true); 16683 } 16684 16685 // Check whether the newly-scanned package wants to define an already-defined perm 16686 int N = pkg.permissions.size(); 16687 for (int i = N-1; i >= 0; i--) { 16688 PackageParser.Permission perm = pkg.permissions.get(i); 16689 BasePermission bp = mSettings.mPermissions.get(perm.info.name); 16690 if (bp != null) { 16691 // If the defining package is signed with our cert, it's okay. This 16692 // also includes the "updating the same package" case, of course. 16693 // "updating same package" could also involve key-rotation. 16694 final boolean sigsOk; 16695 if (bp.sourcePackage.equals(pkg.packageName) 16696 && (bp.packageSetting instanceof PackageSetting) 16697 && (shouldCheckUpgradeKeySetLP((PackageSetting) bp.packageSetting, 16698 scanFlags))) { 16699 sigsOk = checkUpgradeKeySetLP((PackageSetting) bp.packageSetting, pkg); 16700 } else { 16701 sigsOk = compareSignatures(bp.packageSetting.signatures.mSignatures, 16702 pkg.mSignatures) == PackageManager.SIGNATURE_MATCH; 16703 } 16704 if (!sigsOk) { 16705 // If the owning package is the system itself, we log but allow 16706 // install to proceed; we fail the install on all other permission 16707 // redefinitions. 16708 if (!bp.sourcePackage.equals("android")) { 16709 res.setError(INSTALL_FAILED_DUPLICATE_PERMISSION, "Package " 16710 + pkg.packageName + " attempting to redeclare permission " 16711 + perm.info.name + " already owned by " + bp.sourcePackage); 16712 res.origPermission = perm.info.name; 16713 res.origPackage = bp.sourcePackage; 16714 return; 16715 } else { 16716 Slog.w(TAG, "Package " + pkg.packageName 16717 + " attempting to redeclare system permission " 16718 + perm.info.name + "; ignoring new declaration"); 16719 pkg.permissions.remove(i); 16720 } 16721 } else if (!PLATFORM_PACKAGE_NAME.equals(pkg.packageName)) { 16722 // Prevent apps to change protection level to dangerous from any other 16723 // type as this would allow a privilege escalation where an app adds a 16724 // normal/signature permission in other app's group and later redefines 16725 // it as dangerous leading to the group auto-grant. 16726 if ((perm.info.protectionLevel & PermissionInfo.PROTECTION_MASK_BASE) 16727 == PermissionInfo.PROTECTION_DANGEROUS) { 16728 if (bp != null && !bp.isRuntime()) { 16729 Slog.w(TAG, "Package " + pkg.packageName + " trying to change a " 16730 + "non-runtime permission " + perm.info.name 16731 + " to runtime; keeping old protection level"); 16732 perm.info.protectionLevel = bp.protectionLevel; 16733 } 16734 } 16735 } 16736 } 16737 } 16738 } 16739 16740 if (systemApp) { 16741 if (onExternal) { 16742 // Abort update; system app can't be replaced with app on sdcard 16743 res.setError(INSTALL_FAILED_INVALID_INSTALL_LOCATION, 16744 "Cannot install updates to system apps on sdcard"); 16745 return; 16746 } else if (ephemeral) { 16747 // Abort update; system app can't be replaced with an ephemeral app 16748 res.setError(INSTALL_FAILED_EPHEMERAL_INVALID, 16749 "Cannot update a system app with an ephemeral app"); 16750 return; 16751 } 16752 } 16753 16754 if (args.move != null) { 16755 // We did an in-place move, so dex is ready to roll 16756 scanFlags |= SCAN_NO_DEX; 16757 scanFlags |= SCAN_MOVE; 16758 16759 synchronized (mPackages) { 16760 final PackageSetting ps = mSettings.mPackages.get(pkgName); 16761 if (ps == null) { 16762 res.setError(INSTALL_FAILED_INTERNAL_ERROR, 16763 "Missing settings for moved package " + pkgName); 16764 } 16765 16766 // We moved the entire application as-is, so bring over the 16767 // previously derived ABI information. 16768 pkg.applicationInfo.primaryCpuAbi = ps.primaryCpuAbiString; 16769 pkg.applicationInfo.secondaryCpuAbi = ps.secondaryCpuAbiString; 16770 } 16771 16772 } else if (!forwardLocked && !pkg.applicationInfo.isExternalAsec()) { 16773 // Enable SCAN_NO_DEX flag to skip dexopt at a later stage 16774 scanFlags |= SCAN_NO_DEX; 16775 16776 try { 16777 String abiOverride = (TextUtils.isEmpty(pkg.cpuAbiOverride) ? 16778 args.abiOverride : pkg.cpuAbiOverride); 16779 derivePackageAbi(pkg, new File(pkg.codePath), abiOverride, 16780 true /*extractLibs*/, mAppLib32InstallDir); 16781 } catch (PackageManagerException pme) { 16782 Slog.e(TAG, "Error deriving application ABI", pme); 16783 res.setError(INSTALL_FAILED_INTERNAL_ERROR, "Error deriving application ABI"); 16784 return; 16785 } 16786 16787 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "dexopt"); 16788 // Do not run PackageDexOptimizer through the local performDexOpt 16789 // method because `pkg` may not be in `mPackages` yet. 16790 // 16791 // Also, don't fail application installs if the dexopt step fails. 16792 mPackageDexOptimizer.performDexOpt(pkg, pkg.usesLibraryFiles, 16793 null /* instructionSets */, false /* checkProfiles */, 16794 getCompilerFilterForReason(REASON_INSTALL), 16795 getOrCreateCompilerPackageStats(pkg)); 16796 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 16797 16798 // Notify BackgroundDexOptJobService that the package has been changed. 16799 // If this is an update of a package which used to fail to compile, 16800 // BDOS will remove it from its blacklist. 16801 // TODO: Layering violation 16802 BackgroundDexOptJobService.notifyPackageChanged(pkg.packageName); 16803 } 16804 16805 if (!args.doRename(res.returnCode, pkg, oldCodePath)) { 16806 res.setError(INSTALL_FAILED_INSUFFICIENT_STORAGE, "Failed rename"); 16807 return; 16808 } 16809 16810 startIntentFilterVerifications(args.user.getIdentifier(), replace, pkg); 16811 16812 try (PackageFreezer freezer = freezePackageForInstall(pkgName, installFlags, 16813 "installPackageLI")) { 16814 if (replace) { 16815 if (pkg.applicationInfo.isStaticSharedLibrary()) { 16816 // Static libs have a synthetic package name containing the version 16817 // and cannot be updated as an update would get a new package name, 16818 // unless this is the exact same version code which is useful for 16819 // development. 16820 PackageParser.Package existingPkg = mPackages.get(pkg.packageName); 16821 if (existingPkg != null && existingPkg.mVersionCode != pkg.mVersionCode) { 16822 res.setError(INSTALL_FAILED_DUPLICATE_PACKAGE, "Packages declaring " 16823 + "static-shared libs cannot be updated"); 16824 return; 16825 } 16826 } 16827 replacePackageLIF(pkg, parseFlags, scanFlags | SCAN_REPLACING, args.user, 16828 installerPackageName, res, args.installReason); 16829 } else { 16830 installNewPackageLIF(pkg, parseFlags, scanFlags | SCAN_DELETE_DATA_ON_FAILURES, 16831 args.user, installerPackageName, volumeUuid, res, args.installReason); 16832 } 16833 } 16834 synchronized (mPackages) { 16835 final PackageSetting ps = mSettings.mPackages.get(pkgName); 16836 if (ps != null) { 16837 res.newUsers = ps.queryInstalledUsers(sUserManager.getUserIds(), true); 16838 } 16839 16840 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 16841 for (int i = 0; i < childCount; i++) { 16842 PackageParser.Package childPkg = pkg.childPackages.get(i); 16843 PackageInstalledInfo childRes = res.addedChildPackages.get(childPkg.packageName); 16844 PackageSetting childPs = mSettings.getPackageLPr(childPkg.packageName); 16845 if (childPs != null) { 16846 childRes.newUsers = childPs.queryInstalledUsers( 16847 sUserManager.getUserIds(), true); 16848 } 16849 } 16850 } 16851 } 16852 16853 private void startIntentFilterVerifications(int userId, boolean replacing, 16854 PackageParser.Package pkg) { 16855 if (mIntentFilterVerifierComponent == null) { 16856 Slog.w(TAG, "No IntentFilter verification will not be done as " 16857 + "there is no IntentFilterVerifier available!"); 16858 return; 16859 } 16860 16861 final int verifierUid = getPackageUid( 16862 mIntentFilterVerifierComponent.getPackageName(), 16863 MATCH_DEBUG_TRIAGED_MISSING, 16864 (userId == UserHandle.USER_ALL) ? UserHandle.USER_SYSTEM : userId); 16865 16866 Message msg = mHandler.obtainMessage(START_INTENT_FILTER_VERIFICATIONS); 16867 msg.obj = new IFVerificationParams(pkg, replacing, userId, verifierUid); 16868 mHandler.sendMessage(msg); 16869 16870 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 16871 for (int i = 0; i < childCount; i++) { 16872 PackageParser.Package childPkg = pkg.childPackages.get(i); 16873 msg = mHandler.obtainMessage(START_INTENT_FILTER_VERIFICATIONS); 16874 msg.obj = new IFVerificationParams(childPkg, replacing, userId, verifierUid); 16875 mHandler.sendMessage(msg); 16876 } 16877 } 16878 16879 private void verifyIntentFiltersIfNeeded(int userId, int verifierUid, boolean replacing, 16880 PackageParser.Package pkg) { 16881 int size = pkg.activities.size(); 16882 if (size == 0) { 16883 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 16884 "No activity, so no need to verify any IntentFilter!"); 16885 return; 16886 } 16887 16888 final boolean hasDomainURLs = hasDomainURLs(pkg); 16889 if (!hasDomainURLs) { 16890 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 16891 "No domain URLs, so no need to verify any IntentFilter!"); 16892 return; 16893 } 16894 16895 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, "Checking for userId:" + userId 16896 + " if any IntentFilter from the " + size 16897 + " Activities needs verification ..."); 16898 16899 int count = 0; 16900 final String packageName = pkg.packageName; 16901 16902 synchronized (mPackages) { 16903 // If this is a new install and we see that we've already run verification for this 16904 // package, we have nothing to do: it means the state was restored from backup. 16905 if (!replacing) { 16906 IntentFilterVerificationInfo ivi = 16907 mSettings.getIntentFilterVerificationLPr(packageName); 16908 if (ivi != null) { 16909 if (DEBUG_DOMAIN_VERIFICATION) { 16910 Slog.i(TAG, "Package " + packageName+ " already verified: status=" 16911 + ivi.getStatusString()); 16912 } 16913 return; 16914 } 16915 } 16916 16917 // If any filters need to be verified, then all need to be. 16918 boolean needToVerify = false; 16919 for (PackageParser.Activity a : pkg.activities) { 16920 for (ActivityIntentInfo filter : a.intents) { 16921 if (filter.needsVerification() && needsNetworkVerificationLPr(filter)) { 16922 if (DEBUG_DOMAIN_VERIFICATION) { 16923 Slog.d(TAG, "Intent filter needs verification, so processing all filters"); 16924 } 16925 needToVerify = true; 16926 break; 16927 } 16928 } 16929 } 16930 16931 if (needToVerify) { 16932 final int verificationId = mIntentFilterVerificationToken++; 16933 for (PackageParser.Activity a : pkg.activities) { 16934 for (ActivityIntentInfo filter : a.intents) { 16935 if (filter.handlesWebUris(true) && needsNetworkVerificationLPr(filter)) { 16936 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 16937 "Verification needed for IntentFilter:" + filter.toString()); 16938 mIntentFilterVerifier.addOneIntentFilterVerification( 16939 verifierUid, userId, verificationId, filter, packageName); 16940 count++; 16941 } 16942 } 16943 } 16944 } 16945 } 16946 16947 if (count > 0) { 16948 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, "Starting " + count 16949 + " IntentFilter verification" + (count > 1 ? "s" : "") 16950 + " for userId:" + userId); 16951 mIntentFilterVerifier.startVerifications(userId); 16952 } else { 16953 if (DEBUG_DOMAIN_VERIFICATION) { 16954 Slog.d(TAG, "No filters or not all autoVerify for " + packageName); 16955 } 16956 } 16957 } 16958 16959 private boolean needsNetworkVerificationLPr(ActivityIntentInfo filter) { 16960 final ComponentName cn = filter.activity.getComponentName(); 16961 final String packageName = cn.getPackageName(); 16962 16963 IntentFilterVerificationInfo ivi = mSettings.getIntentFilterVerificationLPr( 16964 packageName); 16965 if (ivi == null) { 16966 return true; 16967 } 16968 int status = ivi.getStatus(); 16969 switch (status) { 16970 case INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED: 16971 case INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK: 16972 return true; 16973 16974 default: 16975 // Nothing to do 16976 return false; 16977 } 16978 } 16979 16980 private static boolean isMultiArch(ApplicationInfo info) { 16981 return (info.flags & ApplicationInfo.FLAG_MULTIARCH) != 0; 16982 } 16983 16984 private static boolean isExternal(PackageParser.Package pkg) { 16985 return (pkg.applicationInfo.flags & ApplicationInfo.FLAG_EXTERNAL_STORAGE) != 0; 16986 } 16987 16988 private static boolean isExternal(PackageSetting ps) { 16989 return (ps.pkgFlags & ApplicationInfo.FLAG_EXTERNAL_STORAGE) != 0; 16990 } 16991 16992 private static boolean isEphemeral(PackageParser.Package pkg) { 16993 return pkg.applicationInfo.isInstantApp(); 16994 } 16995 16996 private static boolean isEphemeral(PackageSetting ps) { 16997 return ps.pkg != null && isEphemeral(ps.pkg); 16998 } 16999 17000 private static boolean isSystemApp(PackageParser.Package pkg) { 17001 return (pkg.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) != 0; 17002 } 17003 17004 private static boolean isPrivilegedApp(PackageParser.Package pkg) { 17005 return (pkg.applicationInfo.privateFlags & ApplicationInfo.PRIVATE_FLAG_PRIVILEGED) != 0; 17006 } 17007 17008 private static boolean hasDomainURLs(PackageParser.Package pkg) { 17009 return (pkg.applicationInfo.privateFlags & ApplicationInfo.PRIVATE_FLAG_HAS_DOMAIN_URLS) != 0; 17010 } 17011 17012 private static boolean isSystemApp(PackageSetting ps) { 17013 return (ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) != 0; 17014 } 17015 17016 private static boolean isUpdatedSystemApp(PackageSetting ps) { 17017 return (ps.pkgFlags & ApplicationInfo.FLAG_UPDATED_SYSTEM_APP) != 0; 17018 } 17019 17020 private int packageFlagsToInstallFlags(PackageSetting ps) { 17021 int installFlags = 0; 17022 if (isEphemeral(ps)) { 17023 installFlags |= PackageManager.INSTALL_EPHEMERAL; 17024 } 17025 if (isExternal(ps) && TextUtils.isEmpty(ps.volumeUuid)) { 17026 // This existing package was an external ASEC install when we have 17027 // the external flag without a UUID 17028 installFlags |= PackageManager.INSTALL_EXTERNAL; 17029 } 17030 if (ps.isForwardLocked()) { 17031 installFlags |= PackageManager.INSTALL_FORWARD_LOCK; 17032 } 17033 return installFlags; 17034 } 17035 17036 private String getVolumeUuidForPackage(PackageParser.Package pkg) { 17037 if (isExternal(pkg)) { 17038 if (TextUtils.isEmpty(pkg.volumeUuid)) { 17039 return StorageManager.UUID_PRIMARY_PHYSICAL; 17040 } else { 17041 return pkg.volumeUuid; 17042 } 17043 } else { 17044 return StorageManager.UUID_PRIVATE_INTERNAL; 17045 } 17046 } 17047 17048 private VersionInfo getSettingsVersionForPackage(PackageParser.Package pkg) { 17049 if (isExternal(pkg)) { 17050 if (TextUtils.isEmpty(pkg.volumeUuid)) { 17051 return mSettings.getExternalVersion(); 17052 } else { 17053 return mSettings.findOrCreateVersion(pkg.volumeUuid); 17054 } 17055 } else { 17056 return mSettings.getInternalVersion(); 17057 } 17058 } 17059 17060 private void deleteTempPackageFiles() { 17061 final FilenameFilter filter = new FilenameFilter() { 17062 public boolean accept(File dir, String name) { 17063 return name.startsWith("vmdl") && name.endsWith(".tmp"); 17064 } 17065 }; 17066 for (File file : mDrmAppPrivateInstallDir.listFiles(filter)) { 17067 file.delete(); 17068 } 17069 } 17070 17071 @Override 17072 public void deletePackageAsUser(String packageName, int versionCode, 17073 IPackageDeleteObserver observer, int userId, int flags) { 17074 deletePackageVersioned(new VersionedPackage(packageName, versionCode), 17075 new LegacyPackageDeleteObserver(observer).getBinder(), userId, flags); 17076 } 17077 17078 @Override 17079 public void deletePackageVersioned(VersionedPackage versionedPackage, 17080 final IPackageDeleteObserver2 observer, final int userId, final int deleteFlags) { 17081 mContext.enforceCallingOrSelfPermission( 17082 android.Manifest.permission.DELETE_PACKAGES, null); 17083 Preconditions.checkNotNull(versionedPackage); 17084 Preconditions.checkNotNull(observer); 17085 Preconditions.checkArgumentInRange(versionedPackage.getVersionCode(), 17086 PackageManager.VERSION_CODE_HIGHEST, 17087 Integer.MAX_VALUE, "versionCode must be >= -1"); 17088 17089 final String packageName = versionedPackage.getPackageName(); 17090 // TODO: We will change version code to long, so in the new API it is long 17091 final int versionCode = (int) versionedPackage.getVersionCode(); 17092 final String internalPackageName; 17093 synchronized (mPackages) { 17094 // Normalize package name to handle renamed packages and static libs 17095 internalPackageName = resolveInternalPackageNameLPr(versionedPackage.getPackageName(), 17096 // TODO: We will change version code to long, so in the new API it is long 17097 (int) versionedPackage.getVersionCode()); 17098 } 17099 17100 final int uid = Binder.getCallingUid(); 17101 if (!isOrphaned(internalPackageName) 17102 && !isCallerAllowedToSilentlyUninstall(uid, internalPackageName)) { 17103 try { 17104 final Intent intent = new Intent(Intent.ACTION_UNINSTALL_PACKAGE); 17105 intent.setData(Uri.fromParts(PACKAGE_SCHEME, packageName, null)); 17106 intent.putExtra(PackageInstaller.EXTRA_CALLBACK, observer.asBinder()); 17107 observer.onUserActionRequired(intent); 17108 } catch (RemoteException re) { 17109 } 17110 return; 17111 } 17112 final boolean deleteAllUsers = (deleteFlags & PackageManager.DELETE_ALL_USERS) != 0; 17113 final int[] users = deleteAllUsers ? sUserManager.getUserIds() : new int[]{ userId }; 17114 if (UserHandle.getUserId(uid) != userId || (deleteAllUsers && users.length > 1)) { 17115 mContext.enforceCallingOrSelfPermission( 17116 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, 17117 "deletePackage for user " + userId); 17118 } 17119 17120 if (isUserRestricted(userId, UserManager.DISALLOW_UNINSTALL_APPS)) { 17121 try { 17122 observer.onPackageDeleted(packageName, 17123 PackageManager.DELETE_FAILED_USER_RESTRICTED, null); 17124 } catch (RemoteException re) { 17125 } 17126 return; 17127 } 17128 17129 if (!deleteAllUsers && getBlockUninstallForUser(internalPackageName, userId)) { 17130 try { 17131 observer.onPackageDeleted(packageName, 17132 PackageManager.DELETE_FAILED_OWNER_BLOCKED, null); 17133 } catch (RemoteException re) { 17134 } 17135 return; 17136 } 17137 17138 if (DEBUG_REMOVE) { 17139 Slog.d(TAG, "deletePackageAsUser: pkg=" + internalPackageName + " user=" + userId 17140 + " deleteAllUsers: " + deleteAllUsers + " version=" 17141 + (versionCode == PackageManager.VERSION_CODE_HIGHEST 17142 ? "VERSION_CODE_HIGHEST" : versionCode)); 17143 } 17144 // Queue up an async operation since the package deletion may take a little while. 17145 mHandler.post(new Runnable() { 17146 public void run() { 17147 mHandler.removeCallbacks(this); 17148 int returnCode; 17149 if (!deleteAllUsers) { 17150 returnCode = deletePackageX(internalPackageName, versionCode, 17151 userId, deleteFlags); 17152 } else { 17153 int[] blockUninstallUserIds = getBlockUninstallForUsers( 17154 internalPackageName, users); 17155 // If nobody is blocking uninstall, proceed with delete for all users 17156 if (ArrayUtils.isEmpty(blockUninstallUserIds)) { 17157 returnCode = deletePackageX(internalPackageName, versionCode, 17158 userId, deleteFlags); 17159 } else { 17160 // Otherwise uninstall individually for users with blockUninstalls=false 17161 final int userFlags = deleteFlags & ~PackageManager.DELETE_ALL_USERS; 17162 for (int userId : users) { 17163 if (!ArrayUtils.contains(blockUninstallUserIds, userId)) { 17164 returnCode = deletePackageX(internalPackageName, versionCode, 17165 userId, userFlags); 17166 if (returnCode != PackageManager.DELETE_SUCCEEDED) { 17167 Slog.w(TAG, "Package delete failed for user " + userId 17168 + ", returnCode " + returnCode); 17169 } 17170 } 17171 } 17172 // The app has only been marked uninstalled for certain users. 17173 // We still need to report that delete was blocked 17174 returnCode = PackageManager.DELETE_FAILED_OWNER_BLOCKED; 17175 } 17176 } 17177 try { 17178 observer.onPackageDeleted(packageName, returnCode, null); 17179 } catch (RemoteException e) { 17180 Log.i(TAG, "Observer no longer exists."); 17181 } //end catch 17182 } //end run 17183 }); 17184 } 17185 17186 private String resolveExternalPackageNameLPr(PackageParser.Package pkg) { 17187 if (pkg.staticSharedLibName != null) { 17188 return pkg.manifestPackageName; 17189 } 17190 return pkg.packageName; 17191 } 17192 17193 private String resolveInternalPackageNameLPr(String packageName, int versionCode) { 17194 // Handle renamed packages 17195 String normalizedPackageName = mSettings.getRenamedPackageLPr(packageName); 17196 packageName = normalizedPackageName != null ? normalizedPackageName : packageName; 17197 17198 // Is this a static library? 17199 SparseArray<SharedLibraryEntry> versionedLib = 17200 mStaticLibsByDeclaringPackage.get(packageName); 17201 if (versionedLib == null || versionedLib.size() <= 0) { 17202 return packageName; 17203 } 17204 17205 // Figure out which lib versions the caller can see 17206 SparseIntArray versionsCallerCanSee = null; 17207 final int callingAppId = UserHandle.getAppId(Binder.getCallingUid()); 17208 if (callingAppId != Process.SYSTEM_UID && callingAppId != Process.SHELL_UID 17209 && callingAppId != Process.ROOT_UID) { 17210 versionsCallerCanSee = new SparseIntArray(); 17211 String libName = versionedLib.valueAt(0).info.getName(); 17212 String[] uidPackages = getPackagesForUid(Binder.getCallingUid()); 17213 if (uidPackages != null) { 17214 for (String uidPackage : uidPackages) { 17215 PackageSetting ps = mSettings.getPackageLPr(uidPackage); 17216 final int libIdx = ArrayUtils.indexOf(ps.usesStaticLibraries, libName); 17217 if (libIdx >= 0) { 17218 final int libVersion = ps.usesStaticLibrariesVersions[libIdx]; 17219 versionsCallerCanSee.append(libVersion, libVersion); 17220 } 17221 } 17222 } 17223 } 17224 17225 // Caller can see nothing - done 17226 if (versionsCallerCanSee != null && versionsCallerCanSee.size() <= 0) { 17227 return packageName; 17228 } 17229 17230 // Find the version the caller can see and the app version code 17231 SharedLibraryEntry highestVersion = null; 17232 final int versionCount = versionedLib.size(); 17233 for (int i = 0; i < versionCount; i++) { 17234 SharedLibraryEntry libEntry = versionedLib.valueAt(i); 17235 if (versionsCallerCanSee != null && versionsCallerCanSee.indexOfKey( 17236 libEntry.info.getVersion()) < 0) { 17237 continue; 17238 } 17239 // TODO: We will change version code to long, so in the new API it is long 17240 final int libVersionCode = (int) libEntry.info.getDeclaringPackage().getVersionCode(); 17241 if (versionCode != PackageManager.VERSION_CODE_HIGHEST) { 17242 if (libVersionCode == versionCode) { 17243 return libEntry.apk; 17244 } 17245 } else if (highestVersion == null) { 17246 highestVersion = libEntry; 17247 } else if (libVersionCode > highestVersion.info 17248 .getDeclaringPackage().getVersionCode()) { 17249 highestVersion = libEntry; 17250 } 17251 } 17252 17253 if (highestVersion != null) { 17254 return highestVersion.apk; 17255 } 17256 17257 return packageName; 17258 } 17259 17260 private boolean isCallerAllowedToSilentlyUninstall(int callingUid, String pkgName) { 17261 if (callingUid == Process.SHELL_UID || callingUid == Process.ROOT_UID 17262 || callingUid == Process.SYSTEM_UID) { 17263 return true; 17264 } 17265 final int callingUserId = UserHandle.getUserId(callingUid); 17266 // If the caller installed the pkgName, then allow it to silently uninstall. 17267 if (callingUid == getPackageUid(getInstallerPackageName(pkgName), 0, callingUserId)) { 17268 return true; 17269 } 17270 17271 // Allow package verifier to silently uninstall. 17272 if (mRequiredVerifierPackage != null && 17273 callingUid == getPackageUid(mRequiredVerifierPackage, 0, callingUserId)) { 17274 return true; 17275 } 17276 17277 // Allow package uninstaller to silently uninstall. 17278 if (mRequiredUninstallerPackage != null && 17279 callingUid == getPackageUid(mRequiredUninstallerPackage, 0, callingUserId)) { 17280 return true; 17281 } 17282 17283 // Allow storage manager to silently uninstall. 17284 if (mStorageManagerPackage != null && 17285 callingUid == getPackageUid(mStorageManagerPackage, 0, callingUserId)) { 17286 return true; 17287 } 17288 return false; 17289 } 17290 17291 private int[] getBlockUninstallForUsers(String packageName, int[] userIds) { 17292 int[] result = EMPTY_INT_ARRAY; 17293 for (int userId : userIds) { 17294 if (getBlockUninstallForUser(packageName, userId)) { 17295 result = ArrayUtils.appendInt(result, userId); 17296 } 17297 } 17298 return result; 17299 } 17300 17301 @Override 17302 public boolean isPackageDeviceAdminOnAnyUser(String packageName) { 17303 return isPackageDeviceAdmin(packageName, UserHandle.USER_ALL); 17304 } 17305 17306 private boolean isPackageDeviceAdmin(String packageName, int userId) { 17307 IDevicePolicyManager dpm = IDevicePolicyManager.Stub.asInterface( 17308 ServiceManager.getService(Context.DEVICE_POLICY_SERVICE)); 17309 try { 17310 if (dpm != null) { 17311 final ComponentName deviceOwnerComponentName = dpm.getDeviceOwnerComponent( 17312 /* callingUserOnly =*/ false); 17313 final String deviceOwnerPackageName = deviceOwnerComponentName == null ? null 17314 : deviceOwnerComponentName.getPackageName(); 17315 // Does the package contains the device owner? 17316 // TODO Do we have to do it even if userId != UserHandle.USER_ALL? Otherwise, 17317 // this check is probably not needed, since DO should be registered as a device 17318 // admin on some user too. (Original bug for this: b/17657954) 17319 if (packageName.equals(deviceOwnerPackageName)) { 17320 return true; 17321 } 17322 // Does it contain a device admin for any user? 17323 int[] users; 17324 if (userId == UserHandle.USER_ALL) { 17325 users = sUserManager.getUserIds(); 17326 } else { 17327 users = new int[]{userId}; 17328 } 17329 for (int i = 0; i < users.length; ++i) { 17330 if (dpm.packageHasActiveAdmins(packageName, users[i])) { 17331 return true; 17332 } 17333 } 17334 } 17335 } catch (RemoteException e) { 17336 } 17337 return false; 17338 } 17339 17340 private boolean shouldKeepUninstalledPackageLPr(String packageName) { 17341 return mKeepUninstalledPackages != null && mKeepUninstalledPackages.contains(packageName); 17342 } 17343 17344 /** 17345 * This method is an internal method that could be get invoked either 17346 * to delete an installed package or to clean up a failed installation. 17347 * After deleting an installed package, a broadcast is sent to notify any 17348 * listeners that the package has been removed. For cleaning up a failed 17349 * installation, the broadcast is not necessary since the package's 17350 * installation wouldn't have sent the initial broadcast either 17351 * The key steps in deleting a package are 17352 * deleting the package information in internal structures like mPackages, 17353 * deleting the packages base directories through installd 17354 * updating mSettings to reflect current status 17355 * persisting settings for later use 17356 * sending a broadcast if necessary 17357 */ 17358 private int deletePackageX(String packageName, int versionCode, int userId, int deleteFlags) { 17359 final PackageRemovedInfo info = new PackageRemovedInfo(); 17360 final boolean res; 17361 17362 final int removeUser = (deleteFlags & PackageManager.DELETE_ALL_USERS) != 0 17363 ? UserHandle.USER_ALL : userId; 17364 17365 if (isPackageDeviceAdmin(packageName, removeUser)) { 17366 Slog.w(TAG, "Not removing package " + packageName + ": has active device admin"); 17367 return PackageManager.DELETE_FAILED_DEVICE_POLICY_MANAGER; 17368 } 17369 17370 PackageSetting uninstalledPs = null; 17371 17372 // for the uninstall-updates case and restricted profiles, remember the per- 17373 // user handle installed state 17374 int[] allUsers; 17375 synchronized (mPackages) { 17376 uninstalledPs = mSettings.mPackages.get(packageName); 17377 if (uninstalledPs == null) { 17378 Slog.w(TAG, "Not removing non-existent package " + packageName); 17379 return PackageManager.DELETE_FAILED_INTERNAL_ERROR; 17380 } 17381 17382 if (versionCode != PackageManager.VERSION_CODE_HIGHEST 17383 && uninstalledPs.versionCode != versionCode) { 17384 Slog.w(TAG, "Not removing package " + packageName + " with versionCode " 17385 + uninstalledPs.versionCode + " != " + versionCode); 17386 return PackageManager.DELETE_FAILED_INTERNAL_ERROR; 17387 } 17388 17389 // Static shared libs can be declared by any package, so let us not 17390 // allow removing a package if it provides a lib others depend on. 17391 PackageParser.Package pkg = mPackages.get(packageName); 17392 if (pkg != null && pkg.staticSharedLibName != null) { 17393 SharedLibraryEntry libEntry = getSharedLibraryEntryLPr(pkg.staticSharedLibName, 17394 pkg.staticSharedLibVersion); 17395 if (libEntry != null) { 17396 List<VersionedPackage> libClientPackages = getPackagesUsingSharedLibraryLPr( 17397 libEntry.info, 0, userId); 17398 if (!ArrayUtils.isEmpty(libClientPackages)) { 17399 Slog.w(TAG, "Not removing package " + pkg.manifestPackageName 17400 + " hosting lib " + libEntry.info.getName() + " version " 17401 + libEntry.info.getVersion() + " used by " + libClientPackages); 17402 return PackageManager.DELETE_FAILED_USED_SHARED_LIBRARY; 17403 } 17404 } 17405 } 17406 17407 allUsers = sUserManager.getUserIds(); 17408 info.origUsers = uninstalledPs.queryInstalledUsers(allUsers, true); 17409 } 17410 17411 final int freezeUser; 17412 if (isUpdatedSystemApp(uninstalledPs) 17413 && ((deleteFlags & PackageManager.DELETE_SYSTEM_APP) == 0)) { 17414 // We're downgrading a system app, which will apply to all users, so 17415 // freeze them all during the downgrade 17416 freezeUser = UserHandle.USER_ALL; 17417 } else { 17418 freezeUser = removeUser; 17419 } 17420 17421 synchronized (mInstallLock) { 17422 if (DEBUG_REMOVE) Slog.d(TAG, "deletePackageX: pkg=" + packageName + " user=" + userId); 17423 try (PackageFreezer freezer = freezePackageForDelete(packageName, freezeUser, 17424 deleteFlags, "deletePackageX")) { 17425 res = deletePackageLIF(packageName, UserHandle.of(removeUser), true, allUsers, 17426 deleteFlags | REMOVE_CHATTY, info, true, null); 17427 } 17428 synchronized (mPackages) { 17429 if (res) { 17430 mInstantAppRegistry.onPackageUninstalledLPw(uninstalledPs.pkg, 17431 info.removedUsers); 17432 } 17433 } 17434 } 17435 17436 if (res) { 17437 final boolean killApp = (deleteFlags & PackageManager.DELETE_DONT_KILL_APP) == 0; 17438 info.sendPackageRemovedBroadcasts(killApp); 17439 info.sendSystemPackageUpdatedBroadcasts(); 17440 info.sendSystemPackageAppearedBroadcasts(); 17441 } 17442 // Force a gc here. 17443 Runtime.getRuntime().gc(); 17444 // Delete the resources here after sending the broadcast to let 17445 // other processes clean up before deleting resources. 17446 if (info.args != null) { 17447 synchronized (mInstallLock) { 17448 info.args.doPostDeleteLI(true); 17449 } 17450 } 17451 17452 return res ? PackageManager.DELETE_SUCCEEDED : PackageManager.DELETE_FAILED_INTERNAL_ERROR; 17453 } 17454 17455 class PackageRemovedInfo { 17456 String removedPackage; 17457 int uid = -1; 17458 int removedAppId = -1; 17459 int[] origUsers; 17460 int[] removedUsers = null; 17461 SparseArray<Integer> installReasons; 17462 boolean isRemovedPackageSystemUpdate = false; 17463 boolean isUpdate; 17464 boolean dataRemoved; 17465 boolean removedForAllUsers; 17466 boolean isStaticSharedLib; 17467 // Clean up resources deleted packages. 17468 InstallArgs args = null; 17469 ArrayMap<String, PackageRemovedInfo> removedChildPackages; 17470 ArrayMap<String, PackageInstalledInfo> appearedChildPackages; 17471 17472 void sendPackageRemovedBroadcasts(boolean killApp) { 17473 sendPackageRemovedBroadcastInternal(killApp); 17474 final int childCount = removedChildPackages != null ? removedChildPackages.size() : 0; 17475 for (int i = 0; i < childCount; i++) { 17476 PackageRemovedInfo childInfo = removedChildPackages.valueAt(i); 17477 childInfo.sendPackageRemovedBroadcastInternal(killApp); 17478 } 17479 } 17480 17481 void sendSystemPackageUpdatedBroadcasts() { 17482 if (isRemovedPackageSystemUpdate) { 17483 sendSystemPackageUpdatedBroadcastsInternal(); 17484 final int childCount = (removedChildPackages != null) 17485 ? removedChildPackages.size() : 0; 17486 for (int i = 0; i < childCount; i++) { 17487 PackageRemovedInfo childInfo = removedChildPackages.valueAt(i); 17488 if (childInfo.isRemovedPackageSystemUpdate) { 17489 childInfo.sendSystemPackageUpdatedBroadcastsInternal(); 17490 } 17491 } 17492 } 17493 } 17494 17495 void sendSystemPackageAppearedBroadcasts() { 17496 final int packageCount = (appearedChildPackages != null) 17497 ? appearedChildPackages.size() : 0; 17498 for (int i = 0; i < packageCount; i++) { 17499 PackageInstalledInfo installedInfo = appearedChildPackages.valueAt(i); 17500 sendPackageAddedForNewUsers(installedInfo.name, true, 17501 UserHandle.getAppId(installedInfo.uid), installedInfo.newUsers); 17502 } 17503 } 17504 17505 private void sendSystemPackageUpdatedBroadcastsInternal() { 17506 Bundle extras = new Bundle(2); 17507 extras.putInt(Intent.EXTRA_UID, removedAppId >= 0 ? removedAppId : uid); 17508 extras.putBoolean(Intent.EXTRA_REPLACING, true); 17509 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, removedPackage, 17510 extras, 0, null, null, null); 17511 sendPackageBroadcast(Intent.ACTION_PACKAGE_REPLACED, removedPackage, 17512 extras, 0, null, null, null); 17513 sendPackageBroadcast(Intent.ACTION_MY_PACKAGE_REPLACED, null, 17514 null, 0, removedPackage, null, null); 17515 } 17516 17517 private void sendPackageRemovedBroadcastInternal(boolean killApp) { 17518 // Don't send static shared library removal broadcasts as these 17519 // libs are visible only the the apps that depend on them an one 17520 // cannot remove the library if it has a dependency. 17521 if (isStaticSharedLib) { 17522 return; 17523 } 17524 Bundle extras = new Bundle(2); 17525 extras.putInt(Intent.EXTRA_UID, removedAppId >= 0 ? removedAppId : uid); 17526 extras.putBoolean(Intent.EXTRA_DATA_REMOVED, dataRemoved); 17527 extras.putBoolean(Intent.EXTRA_DONT_KILL_APP, !killApp); 17528 if (isUpdate || isRemovedPackageSystemUpdate) { 17529 extras.putBoolean(Intent.EXTRA_REPLACING, true); 17530 } 17531 extras.putBoolean(Intent.EXTRA_REMOVED_FOR_ALL_USERS, removedForAllUsers); 17532 if (removedPackage != null) { 17533 sendPackageBroadcast(Intent.ACTION_PACKAGE_REMOVED, removedPackage, 17534 extras, 0, null, null, removedUsers); 17535 if (dataRemoved && !isRemovedPackageSystemUpdate) { 17536 sendPackageBroadcast(Intent.ACTION_PACKAGE_FULLY_REMOVED, 17537 removedPackage, extras, Intent.FLAG_RECEIVER_INCLUDE_BACKGROUND, 17538 null, null, removedUsers); 17539 } 17540 } 17541 if (removedAppId >= 0) { 17542 sendPackageBroadcast(Intent.ACTION_UID_REMOVED, null, extras, 0, null, null, 17543 removedUsers); 17544 } 17545 } 17546 } 17547 17548 /* 17549 * This method deletes the package from internal data structures. If the DONT_DELETE_DATA 17550 * flag is not set, the data directory is removed as well. 17551 * make sure this flag is set for partially installed apps. If not its meaningless to 17552 * delete a partially installed application. 17553 */ 17554 private void removePackageDataLIF(PackageSetting ps, int[] allUserHandles, 17555 PackageRemovedInfo outInfo, int flags, boolean writeSettings) { 17556 String packageName = ps.name; 17557 if (DEBUG_REMOVE) Slog.d(TAG, "removePackageDataLI: " + ps); 17558 // Retrieve object to delete permissions for shared user later on 17559 final PackageParser.Package deletedPkg; 17560 final PackageSetting deletedPs; 17561 // reader 17562 synchronized (mPackages) { 17563 deletedPkg = mPackages.get(packageName); 17564 deletedPs = mSettings.mPackages.get(packageName); 17565 if (outInfo != null) { 17566 outInfo.removedPackage = packageName; 17567 outInfo.isStaticSharedLib = deletedPkg != null 17568 && deletedPkg.staticSharedLibName != null; 17569 outInfo.removedUsers = deletedPs != null 17570 ? deletedPs.queryInstalledUsers(sUserManager.getUserIds(), true) 17571 : null; 17572 } 17573 } 17574 17575 removePackageLI(ps, (flags & REMOVE_CHATTY) != 0); 17576 17577 if ((flags & PackageManager.DELETE_KEEP_DATA) == 0) { 17578 final PackageParser.Package resolvedPkg; 17579 if (deletedPkg != null) { 17580 resolvedPkg = deletedPkg; 17581 } else { 17582 // We don't have a parsed package when it lives on an ejected 17583 // adopted storage device, so fake something together 17584 resolvedPkg = new PackageParser.Package(ps.name); 17585 resolvedPkg.setVolumeUuid(ps.volumeUuid); 17586 } 17587 destroyAppDataLIF(resolvedPkg, UserHandle.USER_ALL, 17588 StorageManager.FLAG_STORAGE_DE | StorageManager.FLAG_STORAGE_CE); 17589 destroyAppProfilesLIF(resolvedPkg, UserHandle.USER_ALL); 17590 if (outInfo != null) { 17591 outInfo.dataRemoved = true; 17592 } 17593 schedulePackageCleaning(packageName, UserHandle.USER_ALL, true); 17594 } 17595 17596 int removedAppId = -1; 17597 17598 // writer 17599 synchronized (mPackages) { 17600 if (deletedPs != null) { 17601 if ((flags&PackageManager.DELETE_KEEP_DATA) == 0) { 17602 clearIntentFilterVerificationsLPw(deletedPs.name, UserHandle.USER_ALL); 17603 clearDefaultBrowserIfNeeded(packageName); 17604 mSettings.mKeySetManagerService.removeAppKeySetDataLPw(packageName); 17605 removedAppId = mSettings.removePackageLPw(packageName); 17606 if (outInfo != null) { 17607 outInfo.removedAppId = removedAppId; 17608 } 17609 updatePermissionsLPw(deletedPs.name, null, 0); 17610 if (deletedPs.sharedUser != null) { 17611 // Remove permissions associated with package. Since runtime 17612 // permissions are per user we have to kill the removed package 17613 // or packages running under the shared user of the removed 17614 // package if revoking the permissions requested only by the removed 17615 // package is successful and this causes a change in gids. 17616 for (int userId : UserManagerService.getInstance().getUserIds()) { 17617 final int userIdToKill = mSettings.updateSharedUserPermsLPw(deletedPs, 17618 userId); 17619 if (userIdToKill == UserHandle.USER_ALL 17620 || userIdToKill >= UserHandle.USER_SYSTEM) { 17621 // If gids changed for this user, kill all affected packages. 17622 mHandler.post(new Runnable() { 17623 @Override 17624 public void run() { 17625 // This has to happen with no lock held. 17626 killApplication(deletedPs.name, deletedPs.appId, 17627 KILL_APP_REASON_GIDS_CHANGED); 17628 } 17629 }); 17630 break; 17631 } 17632 } 17633 } 17634 clearPackagePreferredActivitiesLPw(deletedPs.name, UserHandle.USER_ALL); 17635 } 17636 // make sure to preserve per-user disabled state if this removal was just 17637 // a downgrade of a system app to the factory package 17638 if (allUserHandles != null && outInfo != null && outInfo.origUsers != null) { 17639 if (DEBUG_REMOVE) { 17640 Slog.d(TAG, "Propagating install state across downgrade"); 17641 } 17642 for (int userId : allUserHandles) { 17643 final boolean installed = ArrayUtils.contains(outInfo.origUsers, userId); 17644 if (DEBUG_REMOVE) { 17645 Slog.d(TAG, " user " + userId + " => " + installed); 17646 } 17647 ps.setInstalled(installed, userId); 17648 } 17649 } 17650 } 17651 // can downgrade to reader 17652 if (writeSettings) { 17653 // Save settings now 17654 mSettings.writeLPr(); 17655 } 17656 } 17657 if (removedAppId != -1) { 17658 // A user ID was deleted here. Go through all users and remove it 17659 // from KeyStore. 17660 removeKeystoreDataIfNeeded(UserHandle.USER_ALL, removedAppId); 17661 } 17662 } 17663 17664 static boolean locationIsPrivileged(File path) { 17665 try { 17666 final String privilegedAppDir = new File(Environment.getRootDirectory(), "priv-app") 17667 .getCanonicalPath(); 17668 return path.getCanonicalPath().startsWith(privilegedAppDir); 17669 } catch (IOException e) { 17670 Slog.e(TAG, "Unable to access code path " + path); 17671 } 17672 return false; 17673 } 17674 17675 /* 17676 * Tries to delete system package. 17677 */ 17678 private boolean deleteSystemPackageLIF(PackageParser.Package deletedPkg, 17679 PackageSetting deletedPs, int[] allUserHandles, int flags, PackageRemovedInfo outInfo, 17680 boolean writeSettings) { 17681 if (deletedPs.parentPackageName != null) { 17682 Slog.w(TAG, "Attempt to delete child system package " + deletedPkg.packageName); 17683 return false; 17684 } 17685 17686 final boolean applyUserRestrictions 17687 = (allUserHandles != null) && (outInfo.origUsers != null); 17688 final PackageSetting disabledPs; 17689 // Confirm if the system package has been updated 17690 // An updated system app can be deleted. This will also have to restore 17691 // the system pkg from system partition 17692 // reader 17693 synchronized (mPackages) { 17694 disabledPs = mSettings.getDisabledSystemPkgLPr(deletedPs.name); 17695 } 17696 17697 if (DEBUG_REMOVE) Slog.d(TAG, "deleteSystemPackageLI: newPs=" + deletedPkg.packageName 17698 + " disabledPs=" + disabledPs); 17699 17700 if (disabledPs == null) { 17701 Slog.w(TAG, "Attempt to delete unknown system package "+ deletedPkg.packageName); 17702 return false; 17703 } else if (DEBUG_REMOVE) { 17704 Slog.d(TAG, "Deleting system pkg from data partition"); 17705 } 17706 17707 if (DEBUG_REMOVE) { 17708 if (applyUserRestrictions) { 17709 Slog.d(TAG, "Remembering install states:"); 17710 for (int userId : allUserHandles) { 17711 final boolean finstalled = ArrayUtils.contains(outInfo.origUsers, userId); 17712 Slog.d(TAG, " u=" + userId + " inst=" + finstalled); 17713 } 17714 } 17715 } 17716 17717 // Delete the updated package 17718 outInfo.isRemovedPackageSystemUpdate = true; 17719 if (outInfo.removedChildPackages != null) { 17720 final int childCount = (deletedPs.childPackageNames != null) 17721 ? deletedPs.childPackageNames.size() : 0; 17722 for (int i = 0; i < childCount; i++) { 17723 String childPackageName = deletedPs.childPackageNames.get(i); 17724 if (disabledPs.childPackageNames != null && disabledPs.childPackageNames 17725 .contains(childPackageName)) { 17726 PackageRemovedInfo childInfo = outInfo.removedChildPackages.get( 17727 childPackageName); 17728 if (childInfo != null) { 17729 childInfo.isRemovedPackageSystemUpdate = true; 17730 } 17731 } 17732 } 17733 } 17734 17735 if (disabledPs.versionCode < deletedPs.versionCode) { 17736 // Delete data for downgrades 17737 flags &= ~PackageManager.DELETE_KEEP_DATA; 17738 } else { 17739 // Preserve data by setting flag 17740 flags |= PackageManager.DELETE_KEEP_DATA; 17741 } 17742 17743 boolean ret = deleteInstalledPackageLIF(deletedPs, true, flags, allUserHandles, 17744 outInfo, writeSettings, disabledPs.pkg); 17745 if (!ret) { 17746 return false; 17747 } 17748 17749 // writer 17750 synchronized (mPackages) { 17751 // Reinstate the old system package 17752 enableSystemPackageLPw(disabledPs.pkg); 17753 // Remove any native libraries from the upgraded package. 17754 removeNativeBinariesLI(deletedPs); 17755 } 17756 17757 // Install the system package 17758 if (DEBUG_REMOVE) Slog.d(TAG, "Re-installing system package: " + disabledPs); 17759 int parseFlags = mDefParseFlags 17760 | PackageParser.PARSE_MUST_BE_APK 17761 | PackageParser.PARSE_IS_SYSTEM 17762 | PackageParser.PARSE_IS_SYSTEM_DIR; 17763 if (locationIsPrivileged(disabledPs.codePath)) { 17764 parseFlags |= PackageParser.PARSE_IS_PRIVILEGED; 17765 } 17766 17767 final PackageParser.Package newPkg; 17768 try { 17769 newPkg = scanPackageTracedLI(disabledPs.codePath, parseFlags, 0 /* scanFlags */, 17770 0 /* currentTime */, null); 17771 } catch (PackageManagerException e) { 17772 Slog.w(TAG, "Failed to restore system package:" + deletedPkg.packageName + ": " 17773 + e.getMessage()); 17774 return false; 17775 } 17776 17777 try { 17778 // update shared libraries for the newly re-installed system package 17779 updateSharedLibrariesLPr(newPkg, null); 17780 } catch (PackageManagerException e) { 17781 Slog.e(TAG, "updateAllSharedLibrariesLPw failed: " + e.getMessage()); 17782 } 17783 17784 prepareAppDataAfterInstallLIF(newPkg); 17785 17786 // writer 17787 synchronized (mPackages) { 17788 PackageSetting ps = mSettings.mPackages.get(newPkg.packageName); 17789 17790 // Propagate the permissions state as we do not want to drop on the floor 17791 // runtime permissions. The update permissions method below will take 17792 // care of removing obsolete permissions and grant install permissions. 17793 ps.getPermissionsState().copyFrom(deletedPs.getPermissionsState()); 17794 updatePermissionsLPw(newPkg.packageName, newPkg, 17795 UPDATE_PERMISSIONS_ALL | UPDATE_PERMISSIONS_REPLACE_PKG); 17796 17797 if (applyUserRestrictions) { 17798 if (DEBUG_REMOVE) { 17799 Slog.d(TAG, "Propagating install state across reinstall"); 17800 } 17801 for (int userId : allUserHandles) { 17802 final boolean installed = ArrayUtils.contains(outInfo.origUsers, userId); 17803 if (DEBUG_REMOVE) { 17804 Slog.d(TAG, " user " + userId + " => " + installed); 17805 } 17806 ps.setInstalled(installed, userId); 17807 17808 mSettings.writeRuntimePermissionsForUserLPr(userId, false); 17809 } 17810 // Regardless of writeSettings we need to ensure that this restriction 17811 // state propagation is persisted 17812 mSettings.writeAllUsersPackageRestrictionsLPr(); 17813 } 17814 // can downgrade to reader here 17815 if (writeSettings) { 17816 mSettings.writeLPr(); 17817 } 17818 } 17819 return true; 17820 } 17821 17822 private boolean deleteInstalledPackageLIF(PackageSetting ps, 17823 boolean deleteCodeAndResources, int flags, int[] allUserHandles, 17824 PackageRemovedInfo outInfo, boolean writeSettings, 17825 PackageParser.Package replacingPackage) { 17826 synchronized (mPackages) { 17827 if (outInfo != null) { 17828 outInfo.uid = ps.appId; 17829 } 17830 17831 if (outInfo != null && outInfo.removedChildPackages != null) { 17832 final int childCount = (ps.childPackageNames != null) 17833 ? ps.childPackageNames.size() : 0; 17834 for (int i = 0; i < childCount; i++) { 17835 String childPackageName = ps.childPackageNames.get(i); 17836 PackageSetting childPs = mSettings.mPackages.get(childPackageName); 17837 if (childPs == null) { 17838 return false; 17839 } 17840 PackageRemovedInfo childInfo = outInfo.removedChildPackages.get( 17841 childPackageName); 17842 if (childInfo != null) { 17843 childInfo.uid = childPs.appId; 17844 } 17845 } 17846 } 17847 } 17848 17849 // Delete package data from internal structures and also remove data if flag is set 17850 removePackageDataLIF(ps, allUserHandles, outInfo, flags, writeSettings); 17851 17852 // Delete the child packages data 17853 final int childCount = (ps.childPackageNames != null) ? ps.childPackageNames.size() : 0; 17854 for (int i = 0; i < childCount; i++) { 17855 PackageSetting childPs; 17856 synchronized (mPackages) { 17857 childPs = mSettings.getPackageLPr(ps.childPackageNames.get(i)); 17858 } 17859 if (childPs != null) { 17860 PackageRemovedInfo childOutInfo = (outInfo != null 17861 && outInfo.removedChildPackages != null) 17862 ? outInfo.removedChildPackages.get(childPs.name) : null; 17863 final int deleteFlags = (flags & DELETE_KEEP_DATA) != 0 17864 && (replacingPackage != null 17865 && !replacingPackage.hasChildPackage(childPs.name)) 17866 ? flags & ~DELETE_KEEP_DATA : flags; 17867 removePackageDataLIF(childPs, allUserHandles, childOutInfo, 17868 deleteFlags, writeSettings); 17869 } 17870 } 17871 17872 // Delete application code and resources only for parent packages 17873 if (ps.parentPackageName == null) { 17874 if (deleteCodeAndResources && (outInfo != null)) { 17875 outInfo.args = createInstallArgsForExisting(packageFlagsToInstallFlags(ps), 17876 ps.codePathString, ps.resourcePathString, getAppDexInstructionSets(ps)); 17877 if (DEBUG_SD_INSTALL) Slog.i(TAG, "args=" + outInfo.args); 17878 } 17879 } 17880 17881 return true; 17882 } 17883 17884 @Override 17885 public boolean setBlockUninstallForUser(String packageName, boolean blockUninstall, 17886 int userId) { 17887 mContext.enforceCallingOrSelfPermission( 17888 android.Manifest.permission.DELETE_PACKAGES, null); 17889 synchronized (mPackages) { 17890 PackageSetting ps = mSettings.mPackages.get(packageName); 17891 if (ps == null) { 17892 Log.i(TAG, "Package doesn't exist in set block uninstall " + packageName); 17893 return false; 17894 } 17895 // Cannot block uninstall of static shared libs as they are 17896 // considered a part of the using app (emulating static linking). 17897 // Also static libs are installed always on internal storage. 17898 PackageParser.Package pkg = mPackages.get(packageName); 17899 if (pkg != null && pkg.staticSharedLibName != null) { 17900 Slog.w(TAG, "Cannot block uninstall of package: " + packageName 17901 + " providing static shared library: " + pkg.staticSharedLibName); 17902 return false; 17903 } 17904 if (!ps.getInstalled(userId)) { 17905 // Can't block uninstall for an app that is not installed or enabled. 17906 Log.i(TAG, "Package not installed in set block uninstall " + packageName); 17907 return false; 17908 } 17909 ps.setBlockUninstall(blockUninstall, userId); 17910 mSettings.writePackageRestrictionsLPr(userId); 17911 } 17912 return true; 17913 } 17914 17915 @Override 17916 public boolean getBlockUninstallForUser(String packageName, int userId) { 17917 synchronized (mPackages) { 17918 PackageSetting ps = mSettings.mPackages.get(packageName); 17919 if (ps == null) { 17920 Log.i(TAG, "Package doesn't exist in get block uninstall " + packageName); 17921 return false; 17922 } 17923 return ps.getBlockUninstall(userId); 17924 } 17925 } 17926 17927 @Override 17928 public boolean setRequiredForSystemUser(String packageName, boolean systemUserApp) { 17929 int callingUid = Binder.getCallingUid(); 17930 if (callingUid != Process.SYSTEM_UID && callingUid != Process.ROOT_UID) { 17931 throw new SecurityException( 17932 "setRequiredForSystemUser can only be run by the system or root"); 17933 } 17934 synchronized (mPackages) { 17935 PackageSetting ps = mSettings.mPackages.get(packageName); 17936 if (ps == null) { 17937 Log.w(TAG, "Package doesn't exist: " + packageName); 17938 return false; 17939 } 17940 if (systemUserApp) { 17941 ps.pkgPrivateFlags |= ApplicationInfo.PRIVATE_FLAG_REQUIRED_FOR_SYSTEM_USER; 17942 } else { 17943 ps.pkgPrivateFlags &= ~ApplicationInfo.PRIVATE_FLAG_REQUIRED_FOR_SYSTEM_USER; 17944 } 17945 mSettings.writeLPr(); 17946 } 17947 return true; 17948 } 17949 17950 /* 17951 * This method handles package deletion in general 17952 */ 17953 private boolean deletePackageLIF(String packageName, UserHandle user, 17954 boolean deleteCodeAndResources, int[] allUserHandles, int flags, 17955 PackageRemovedInfo outInfo, boolean writeSettings, 17956 PackageParser.Package replacingPackage) { 17957 if (packageName == null) { 17958 Slog.w(TAG, "Attempt to delete null packageName."); 17959 return false; 17960 } 17961 17962 if (DEBUG_REMOVE) Slog.d(TAG, "deletePackageLI: " + packageName + " user " + user); 17963 17964 PackageSetting ps; 17965 synchronized (mPackages) { 17966 ps = mSettings.mPackages.get(packageName); 17967 if (ps == null) { 17968 Slog.w(TAG, "Package named '" + packageName + "' doesn't exist."); 17969 return false; 17970 } 17971 17972 if (ps.parentPackageName != null && (!isSystemApp(ps) 17973 || (flags & PackageManager.DELETE_SYSTEM_APP) != 0)) { 17974 if (DEBUG_REMOVE) { 17975 Slog.d(TAG, "Uninstalled child package:" + packageName + " for user:" 17976 + ((user == null) ? UserHandle.USER_ALL : user)); 17977 } 17978 final int removedUserId = (user != null) ? user.getIdentifier() 17979 : UserHandle.USER_ALL; 17980 if (!clearPackageStateForUserLIF(ps, removedUserId, outInfo)) { 17981 return false; 17982 } 17983 markPackageUninstalledForUserLPw(ps, user); 17984 scheduleWritePackageRestrictionsLocked(user); 17985 return true; 17986 } 17987 } 17988 17989 if (((!isSystemApp(ps) || (flags&PackageManager.DELETE_SYSTEM_APP) != 0) && user != null 17990 && user.getIdentifier() != UserHandle.USER_ALL)) { 17991 // The caller is asking that the package only be deleted for a single 17992 // user. To do this, we just mark its uninstalled state and delete 17993 // its data. If this is a system app, we only allow this to happen if 17994 // they have set the special DELETE_SYSTEM_APP which requests different 17995 // semantics than normal for uninstalling system apps. 17996 markPackageUninstalledForUserLPw(ps, user); 17997 17998 if (!isSystemApp(ps)) { 17999 // Do not uninstall the APK if an app should be cached 18000 boolean keepUninstalledPackage = shouldKeepUninstalledPackageLPr(packageName); 18001 if (ps.isAnyInstalled(sUserManager.getUserIds()) || keepUninstalledPackage) { 18002 // Other user still have this package installed, so all 18003 // we need to do is clear this user's data and save that 18004 // it is uninstalled. 18005 if (DEBUG_REMOVE) Slog.d(TAG, "Still installed by other users"); 18006 if (!clearPackageStateForUserLIF(ps, user.getIdentifier(), outInfo)) { 18007 return false; 18008 } 18009 scheduleWritePackageRestrictionsLocked(user); 18010 return true; 18011 } else { 18012 // We need to set it back to 'installed' so the uninstall 18013 // broadcasts will be sent correctly. 18014 if (DEBUG_REMOVE) Slog.d(TAG, "Not installed by other users, full delete"); 18015 ps.setInstalled(true, user.getIdentifier()); 18016 } 18017 } else { 18018 // This is a system app, so we assume that the 18019 // other users still have this package installed, so all 18020 // we need to do is clear this user's data and save that 18021 // it is uninstalled. 18022 if (DEBUG_REMOVE) Slog.d(TAG, "Deleting system app"); 18023 if (!clearPackageStateForUserLIF(ps, user.getIdentifier(), outInfo)) { 18024 return false; 18025 } 18026 scheduleWritePackageRestrictionsLocked(user); 18027 return true; 18028 } 18029 } 18030 18031 // If we are deleting a composite package for all users, keep track 18032 // of result for each child. 18033 if (ps.childPackageNames != null && outInfo != null) { 18034 synchronized (mPackages) { 18035 final int childCount = ps.childPackageNames.size(); 18036 outInfo.removedChildPackages = new ArrayMap<>(childCount); 18037 for (int i = 0; i < childCount; i++) { 18038 String childPackageName = ps.childPackageNames.get(i); 18039 PackageRemovedInfo childInfo = new PackageRemovedInfo(); 18040 childInfo.removedPackage = childPackageName; 18041 outInfo.removedChildPackages.put(childPackageName, childInfo); 18042 PackageSetting childPs = mSettings.getPackageLPr(childPackageName); 18043 if (childPs != null) { 18044 childInfo.origUsers = childPs.queryInstalledUsers(allUserHandles, true); 18045 } 18046 } 18047 } 18048 } 18049 18050 boolean ret = false; 18051 if (isSystemApp(ps)) { 18052 if (DEBUG_REMOVE) Slog.d(TAG, "Removing system package: " + ps.name); 18053 // When an updated system application is deleted we delete the existing resources 18054 // as well and fall back to existing code in system partition 18055 ret = deleteSystemPackageLIF(ps.pkg, ps, allUserHandles, flags, outInfo, writeSettings); 18056 } else { 18057 if (DEBUG_REMOVE) Slog.d(TAG, "Removing non-system package: " + ps.name); 18058 ret = deleteInstalledPackageLIF(ps, deleteCodeAndResources, flags, allUserHandles, 18059 outInfo, writeSettings, replacingPackage); 18060 } 18061 18062 // Take a note whether we deleted the package for all users 18063 if (outInfo != null) { 18064 outInfo.removedForAllUsers = mPackages.get(ps.name) == null; 18065 if (outInfo.removedChildPackages != null) { 18066 synchronized (mPackages) { 18067 final int childCount = outInfo.removedChildPackages.size(); 18068 for (int i = 0; i < childCount; i++) { 18069 PackageRemovedInfo childInfo = outInfo.removedChildPackages.valueAt(i); 18070 if (childInfo != null) { 18071 childInfo.removedForAllUsers = mPackages.get( 18072 childInfo.removedPackage) == null; 18073 } 18074 } 18075 } 18076 } 18077 // If we uninstalled an update to a system app there may be some 18078 // child packages that appeared as they are declared in the system 18079 // app but were not declared in the update. 18080 if (isSystemApp(ps)) { 18081 synchronized (mPackages) { 18082 PackageSetting updatedPs = mSettings.getPackageLPr(ps.name); 18083 final int childCount = (updatedPs.childPackageNames != null) 18084 ? updatedPs.childPackageNames.size() : 0; 18085 for (int i = 0; i < childCount; i++) { 18086 String childPackageName = updatedPs.childPackageNames.get(i); 18087 if (outInfo.removedChildPackages == null 18088 || outInfo.removedChildPackages.indexOfKey(childPackageName) < 0) { 18089 PackageSetting childPs = mSettings.getPackageLPr(childPackageName); 18090 if (childPs == null) { 18091 continue; 18092 } 18093 PackageInstalledInfo installRes = new PackageInstalledInfo(); 18094 installRes.name = childPackageName; 18095 installRes.newUsers = childPs.queryInstalledUsers(allUserHandles, true); 18096 installRes.pkg = mPackages.get(childPackageName); 18097 installRes.uid = childPs.pkg.applicationInfo.uid; 18098 if (outInfo.appearedChildPackages == null) { 18099 outInfo.appearedChildPackages = new ArrayMap<>(); 18100 } 18101 outInfo.appearedChildPackages.put(childPackageName, installRes); 18102 } 18103 } 18104 } 18105 } 18106 } 18107 18108 return ret; 18109 } 18110 18111 private void markPackageUninstalledForUserLPw(PackageSetting ps, UserHandle user) { 18112 final int[] userIds = (user == null || user.getIdentifier() == UserHandle.USER_ALL) 18113 ? sUserManager.getUserIds() : new int[] {user.getIdentifier()}; 18114 for (int nextUserId : userIds) { 18115 if (DEBUG_REMOVE) { 18116 Slog.d(TAG, "Marking package:" + ps.name + " uninstalled for user:" + nextUserId); 18117 } 18118 ps.setUserState(nextUserId, 0, COMPONENT_ENABLED_STATE_DEFAULT, 18119 false /*installed*/, true /*stopped*/, true /*notLaunched*/, 18120 false /*hidden*/, false /*suspended*/, null, null, null, 18121 false /*blockUninstall*/, 18122 ps.readUserState(nextUserId).domainVerificationStatus, 0, 18123 PackageManager.INSTALL_REASON_UNKNOWN); 18124 } 18125 } 18126 18127 private boolean clearPackageStateForUserLIF(PackageSetting ps, int userId, 18128 PackageRemovedInfo outInfo) { 18129 final PackageParser.Package pkg; 18130 synchronized (mPackages) { 18131 pkg = mPackages.get(ps.name); 18132 } 18133 18134 final int[] userIds = (userId == UserHandle.USER_ALL) ? sUserManager.getUserIds() 18135 : new int[] {userId}; 18136 for (int nextUserId : userIds) { 18137 if (DEBUG_REMOVE) { 18138 Slog.d(TAG, "Updating package:" + ps.name + " install state for user:" 18139 + nextUserId); 18140 } 18141 18142 destroyAppDataLIF(pkg, userId, 18143 StorageManager.FLAG_STORAGE_DE | StorageManager.FLAG_STORAGE_CE); 18144 destroyAppProfilesLIF(pkg, userId); 18145 removeKeystoreDataIfNeeded(nextUserId, ps.appId); 18146 schedulePackageCleaning(ps.name, nextUserId, false); 18147 synchronized (mPackages) { 18148 if (clearPackagePreferredActivitiesLPw(ps.name, nextUserId)) { 18149 scheduleWritePackageRestrictionsLocked(nextUserId); 18150 } 18151 resetUserChangesToRuntimePermissionsAndFlagsLPw(ps, nextUserId); 18152 } 18153 } 18154 18155 if (outInfo != null) { 18156 outInfo.removedPackage = ps.name; 18157 outInfo.isStaticSharedLib = pkg != null && pkg.staticSharedLibName != null; 18158 outInfo.removedAppId = ps.appId; 18159 outInfo.removedUsers = userIds; 18160 } 18161 18162 return true; 18163 } 18164 18165 private final class ClearStorageConnection implements ServiceConnection { 18166 IMediaContainerService mContainerService; 18167 18168 @Override 18169 public void onServiceConnected(ComponentName name, IBinder service) { 18170 synchronized (this) { 18171 mContainerService = IMediaContainerService.Stub 18172 .asInterface(Binder.allowBlocking(service)); 18173 notifyAll(); 18174 } 18175 } 18176 18177 @Override 18178 public void onServiceDisconnected(ComponentName name) { 18179 } 18180 } 18181 18182 private void clearExternalStorageDataSync(String packageName, int userId, boolean allData) { 18183 if (DEFAULT_CONTAINER_PACKAGE.equals(packageName)) return; 18184 18185 final boolean mounted; 18186 if (Environment.isExternalStorageEmulated()) { 18187 mounted = true; 18188 } else { 18189 final String status = Environment.getExternalStorageState(); 18190 18191 mounted = status.equals(Environment.MEDIA_MOUNTED) 18192 || status.equals(Environment.MEDIA_MOUNTED_READ_ONLY); 18193 } 18194 18195 if (!mounted) { 18196 return; 18197 } 18198 18199 final Intent containerIntent = new Intent().setComponent(DEFAULT_CONTAINER_COMPONENT); 18200 int[] users; 18201 if (userId == UserHandle.USER_ALL) { 18202 users = sUserManager.getUserIds(); 18203 } else { 18204 users = new int[] { userId }; 18205 } 18206 final ClearStorageConnection conn = new ClearStorageConnection(); 18207 if (mContext.bindServiceAsUser( 18208 containerIntent, conn, Context.BIND_AUTO_CREATE, UserHandle.SYSTEM)) { 18209 try { 18210 for (int curUser : users) { 18211 long timeout = SystemClock.uptimeMillis() + 5000; 18212 synchronized (conn) { 18213 long now; 18214 while (conn.mContainerService == null && 18215 (now = SystemClock.uptimeMillis()) < timeout) { 18216 try { 18217 conn.wait(timeout - now); 18218 } catch (InterruptedException e) { 18219 } 18220 } 18221 } 18222 if (conn.mContainerService == null) { 18223 return; 18224 } 18225 18226 final UserEnvironment userEnv = new UserEnvironment(curUser); 18227 clearDirectory(conn.mContainerService, 18228 userEnv.buildExternalStorageAppCacheDirs(packageName)); 18229 if (allData) { 18230 clearDirectory(conn.mContainerService, 18231 userEnv.buildExternalStorageAppDataDirs(packageName)); 18232 clearDirectory(conn.mContainerService, 18233 userEnv.buildExternalStorageAppMediaDirs(packageName)); 18234 } 18235 } 18236 } finally { 18237 mContext.unbindService(conn); 18238 } 18239 } 18240 } 18241 18242 @Override 18243 public void clearApplicationProfileData(String packageName) { 18244 enforceSystemOrRoot("Only the system can clear all profile data"); 18245 18246 final PackageParser.Package pkg; 18247 synchronized (mPackages) { 18248 pkg = mPackages.get(packageName); 18249 } 18250 18251 try (PackageFreezer freezer = freezePackage(packageName, "clearApplicationProfileData")) { 18252 synchronized (mInstallLock) { 18253 clearAppProfilesLIF(pkg, UserHandle.USER_ALL); 18254 destroyAppReferenceProfileLeafLIF(pkg, UserHandle.USER_ALL, 18255 true /* removeBaseMarker */); 18256 } 18257 } 18258 } 18259 18260 @Override 18261 public void clearApplicationUserData(final String packageName, 18262 final IPackageDataObserver observer, final int userId) { 18263 mContext.enforceCallingOrSelfPermission( 18264 android.Manifest.permission.CLEAR_APP_USER_DATA, null); 18265 18266 enforceCrossUserPermission(Binder.getCallingUid(), userId, 18267 true /* requireFullPermission */, false /* checkShell */, "clear application data"); 18268 18269 if (mProtectedPackages.isPackageDataProtected(userId, packageName)) { 18270 throw new SecurityException("Cannot clear data for a protected package: " 18271 + packageName); 18272 } 18273 // Queue up an async operation since the package deletion may take a little while. 18274 mHandler.post(new Runnable() { 18275 public void run() { 18276 mHandler.removeCallbacks(this); 18277 final boolean succeeded; 18278 try (PackageFreezer freezer = freezePackage(packageName, 18279 "clearApplicationUserData")) { 18280 synchronized (mInstallLock) { 18281 succeeded = clearApplicationUserDataLIF(packageName, userId); 18282 } 18283 clearExternalStorageDataSync(packageName, userId, true); 18284 synchronized (mPackages) { 18285 mInstantAppRegistry.deleteInstantApplicationMetadataLPw( 18286 packageName, userId); 18287 } 18288 } 18289 if (succeeded) { 18290 // invoke DeviceStorageMonitor's update method to clear any notifications 18291 DeviceStorageMonitorInternal dsm = LocalServices 18292 .getService(DeviceStorageMonitorInternal.class); 18293 if (dsm != null) { 18294 dsm.checkMemory(); 18295 } 18296 } 18297 if(observer != null) { 18298 try { 18299 observer.onRemoveCompleted(packageName, succeeded); 18300 } catch (RemoteException e) { 18301 Log.i(TAG, "Observer no longer exists."); 18302 } 18303 } //end if observer 18304 } //end run 18305 }); 18306 } 18307 18308 private boolean clearApplicationUserDataLIF(String packageName, int userId) { 18309 if (packageName == null) { 18310 Slog.w(TAG, "Attempt to delete null packageName."); 18311 return false; 18312 } 18313 18314 // Try finding details about the requested package 18315 PackageParser.Package pkg; 18316 synchronized (mPackages) { 18317 pkg = mPackages.get(packageName); 18318 if (pkg == null) { 18319 final PackageSetting ps = mSettings.mPackages.get(packageName); 18320 if (ps != null) { 18321 pkg = ps.pkg; 18322 } 18323 } 18324 18325 if (pkg == null) { 18326 Slog.w(TAG, "Package named '" + packageName + "' doesn't exist."); 18327 return false; 18328 } 18329 18330 PackageSetting ps = (PackageSetting) pkg.mExtras; 18331 resetUserChangesToRuntimePermissionsAndFlagsLPw(ps, userId); 18332 } 18333 18334 clearAppDataLIF(pkg, userId, 18335 StorageManager.FLAG_STORAGE_DE | StorageManager.FLAG_STORAGE_CE); 18336 18337 final int appId = UserHandle.getAppId(pkg.applicationInfo.uid); 18338 removeKeystoreDataIfNeeded(userId, appId); 18339 18340 UserManagerInternal umInternal = getUserManagerInternal(); 18341 final int flags; 18342 if (umInternal.isUserUnlockingOrUnlocked(userId)) { 18343 flags = StorageManager.FLAG_STORAGE_DE | StorageManager.FLAG_STORAGE_CE; 18344 } else if (umInternal.isUserRunning(userId)) { 18345 flags = StorageManager.FLAG_STORAGE_DE; 18346 } else { 18347 flags = 0; 18348 } 18349 prepareAppDataContentsLIF(pkg, userId, flags); 18350 18351 return true; 18352 } 18353 18354 /** 18355 * Reverts user permission state changes (permissions and flags) in 18356 * all packages for a given user. 18357 * 18358 * @param userId The device user for which to do a reset. 18359 */ 18360 private void resetUserChangesToRuntimePermissionsAndFlagsLPw(int userId) { 18361 final int packageCount = mPackages.size(); 18362 for (int i = 0; i < packageCount; i++) { 18363 PackageParser.Package pkg = mPackages.valueAt(i); 18364 PackageSetting ps = (PackageSetting) pkg.mExtras; 18365 resetUserChangesToRuntimePermissionsAndFlagsLPw(ps, userId); 18366 } 18367 } 18368 18369 private void resetNetworkPolicies(int userId) { 18370 LocalServices.getService(NetworkPolicyManagerInternal.class).resetUserState(userId); 18371 } 18372 18373 /** 18374 * Reverts user permission state changes (permissions and flags). 18375 * 18376 * @param ps The package for which to reset. 18377 * @param userId The device user for which to do a reset. 18378 */ 18379 private void resetUserChangesToRuntimePermissionsAndFlagsLPw( 18380 final PackageSetting ps, final int userId) { 18381 if (ps.pkg == null) { 18382 return; 18383 } 18384 18385 // These are flags that can change base on user actions. 18386 final int userSettableMask = FLAG_PERMISSION_USER_SET 18387 | FLAG_PERMISSION_USER_FIXED 18388 | FLAG_PERMISSION_REVOKE_ON_UPGRADE 18389 | FLAG_PERMISSION_REVIEW_REQUIRED; 18390 18391 final int policyOrSystemFlags = FLAG_PERMISSION_SYSTEM_FIXED 18392 | FLAG_PERMISSION_POLICY_FIXED; 18393 18394 boolean writeInstallPermissions = false; 18395 boolean writeRuntimePermissions = false; 18396 18397 final int permissionCount = ps.pkg.requestedPermissions.size(); 18398 for (int i = 0; i < permissionCount; i++) { 18399 String permission = ps.pkg.requestedPermissions.get(i); 18400 18401 BasePermission bp = mSettings.mPermissions.get(permission); 18402 if (bp == null) { 18403 continue; 18404 } 18405 18406 // If shared user we just reset the state to which only this app contributed. 18407 if (ps.sharedUser != null) { 18408 boolean used = false; 18409 final int packageCount = ps.sharedUser.packages.size(); 18410 for (int j = 0; j < packageCount; j++) { 18411 PackageSetting pkg = ps.sharedUser.packages.valueAt(j); 18412 if (pkg.pkg != null && !pkg.pkg.packageName.equals(ps.pkg.packageName) 18413 && pkg.pkg.requestedPermissions.contains(permission)) { 18414 used = true; 18415 break; 18416 } 18417 } 18418 if (used) { 18419 continue; 18420 } 18421 } 18422 18423 PermissionsState permissionsState = ps.getPermissionsState(); 18424 18425 final int oldFlags = permissionsState.getPermissionFlags(bp.name, userId); 18426 18427 // Always clear the user settable flags. 18428 final boolean hasInstallState = permissionsState.getInstallPermissionState( 18429 bp.name) != null; 18430 // If permission review is enabled and this is a legacy app, mark the 18431 // permission as requiring a review as this is the initial state. 18432 int flags = 0; 18433 if (mPermissionReviewRequired 18434 && ps.pkg.applicationInfo.targetSdkVersion < Build.VERSION_CODES.M) { 18435 flags |= FLAG_PERMISSION_REVIEW_REQUIRED; 18436 } 18437 if (permissionsState.updatePermissionFlags(bp, userId, userSettableMask, flags)) { 18438 if (hasInstallState) { 18439 writeInstallPermissions = true; 18440 } else { 18441 writeRuntimePermissions = true; 18442 } 18443 } 18444 18445 // Below is only runtime permission handling. 18446 if (!bp.isRuntime()) { 18447 continue; 18448 } 18449 18450 // Never clobber system or policy. 18451 if ((oldFlags & policyOrSystemFlags) != 0) { 18452 continue; 18453 } 18454 18455 // If this permission was granted by default, make sure it is. 18456 if ((oldFlags & FLAG_PERMISSION_GRANTED_BY_DEFAULT) != 0) { 18457 if (permissionsState.grantRuntimePermission(bp, userId) 18458 != PERMISSION_OPERATION_FAILURE) { 18459 writeRuntimePermissions = true; 18460 } 18461 // If permission review is enabled the permissions for a legacy apps 18462 // are represented as constantly granted runtime ones, so don't revoke. 18463 } else if ((flags & FLAG_PERMISSION_REVIEW_REQUIRED) == 0) { 18464 // Otherwise, reset the permission. 18465 final int revokeResult = permissionsState.revokeRuntimePermission(bp, userId); 18466 switch (revokeResult) { 18467 case PERMISSION_OPERATION_SUCCESS: 18468 case PERMISSION_OPERATION_SUCCESS_GIDS_CHANGED: { 18469 writeRuntimePermissions = true; 18470 final int appId = ps.appId; 18471 mHandler.post(new Runnable() { 18472 @Override 18473 public void run() { 18474 killUid(appId, userId, KILL_APP_REASON_PERMISSIONS_REVOKED); 18475 } 18476 }); 18477 } break; 18478 } 18479 } 18480 } 18481 18482 // Synchronously write as we are taking permissions away. 18483 if (writeRuntimePermissions) { 18484 mSettings.writeRuntimePermissionsForUserLPr(userId, true); 18485 } 18486 18487 // Synchronously write as we are taking permissions away. 18488 if (writeInstallPermissions) { 18489 mSettings.writeLPr(); 18490 } 18491 } 18492 18493 /** 18494 * Remove entries from the keystore daemon. Will only remove it if the 18495 * {@code appId} is valid. 18496 */ 18497 private static void removeKeystoreDataIfNeeded(int userId, int appId) { 18498 if (appId < 0) { 18499 return; 18500 } 18501 18502 final KeyStore keyStore = KeyStore.getInstance(); 18503 if (keyStore != null) { 18504 if (userId == UserHandle.USER_ALL) { 18505 for (final int individual : sUserManager.getUserIds()) { 18506 keyStore.clearUid(UserHandle.getUid(individual, appId)); 18507 } 18508 } else { 18509 keyStore.clearUid(UserHandle.getUid(userId, appId)); 18510 } 18511 } else { 18512 Slog.w(TAG, "Could not contact keystore to clear entries for app id " + appId); 18513 } 18514 } 18515 18516 @Override 18517 public void deleteApplicationCacheFiles(final String packageName, 18518 final IPackageDataObserver observer) { 18519 final int userId = UserHandle.getCallingUserId(); 18520 deleteApplicationCacheFilesAsUser(packageName, userId, observer); 18521 } 18522 18523 @Override 18524 public void deleteApplicationCacheFilesAsUser(final String packageName, final int userId, 18525 final IPackageDataObserver observer) { 18526 mContext.enforceCallingOrSelfPermission( 18527 android.Manifest.permission.DELETE_CACHE_FILES, null); 18528 enforceCrossUserPermission(Binder.getCallingUid(), userId, 18529 /* requireFullPermission= */ true, /* checkShell= */ false, 18530 "delete application cache files"); 18531 18532 final PackageParser.Package pkg; 18533 synchronized (mPackages) { 18534 pkg = mPackages.get(packageName); 18535 } 18536 18537 // Queue up an async operation since the package deletion may take a little while. 18538 mHandler.post(new Runnable() { 18539 public void run() { 18540 synchronized (mInstallLock) { 18541 final int flags = StorageManager.FLAG_STORAGE_DE 18542 | StorageManager.FLAG_STORAGE_CE; 18543 // We're only clearing cache files, so we don't care if the 18544 // app is unfrozen and still able to run 18545 clearAppDataLIF(pkg, userId, flags | Installer.FLAG_CLEAR_CACHE_ONLY); 18546 clearAppDataLIF(pkg, userId, flags | Installer.FLAG_CLEAR_CODE_CACHE_ONLY); 18547 } 18548 clearExternalStorageDataSync(packageName, userId, false); 18549 if (observer != null) { 18550 try { 18551 observer.onRemoveCompleted(packageName, true); 18552 } catch (RemoteException e) { 18553 Log.i(TAG, "Observer no longer exists."); 18554 } 18555 } 18556 } 18557 }); 18558 } 18559 18560 @Override 18561 public void getPackageSizeInfo(final String packageName, int userHandle, 18562 final IPackageStatsObserver observer) { 18563 mContext.enforceCallingOrSelfPermission( 18564 android.Manifest.permission.GET_PACKAGE_SIZE, null); 18565 if (packageName == null) { 18566 throw new IllegalArgumentException("Attempt to get size of null packageName"); 18567 } 18568 18569 PackageStats stats = new PackageStats(packageName, userHandle); 18570 18571 /* 18572 * Queue up an async operation since the package measurement may take a 18573 * little while. 18574 */ 18575 Message msg = mHandler.obtainMessage(INIT_COPY); 18576 msg.obj = new MeasureParams(stats, observer); 18577 mHandler.sendMessage(msg); 18578 } 18579 18580 private boolean getPackageSizeInfoLI(String packageName, int userId, PackageStats stats) { 18581 final PackageSetting ps; 18582 synchronized (mPackages) { 18583 ps = mSettings.mPackages.get(packageName); 18584 if (ps == null) { 18585 Slog.w(TAG, "Failed to find settings for " + packageName); 18586 return false; 18587 } 18588 } 18589 18590 final String[] packageNames = { packageName }; 18591 final long[] ceDataInodes = { ps.getCeDataInode(userId) }; 18592 final String[] codePaths = { ps.codePathString }; 18593 18594 try { 18595 mInstaller.getAppSize(ps.volumeUuid, packageNames, userId, 0, 18596 ps.appId, ceDataInodes, codePaths, stats); 18597 18598 // For now, ignore code size of packages on system partition 18599 if (isSystemApp(ps) && !isUpdatedSystemApp(ps)) { 18600 stats.codeSize = 0; 18601 } 18602 18603 // External clients expect these to be tracked separately 18604 stats.dataSize -= stats.cacheSize; 18605 18606 } catch (InstallerException e) { 18607 Slog.w(TAG, String.valueOf(e)); 18608 return false; 18609 } 18610 18611 return true; 18612 } 18613 18614 private int getUidTargetSdkVersionLockedLPr(int uid) { 18615 Object obj = mSettings.getUserIdLPr(uid); 18616 if (obj instanceof SharedUserSetting) { 18617 final SharedUserSetting sus = (SharedUserSetting) obj; 18618 int vers = Build.VERSION_CODES.CUR_DEVELOPMENT; 18619 final Iterator<PackageSetting> it = sus.packages.iterator(); 18620 while (it.hasNext()) { 18621 final PackageSetting ps = it.next(); 18622 if (ps.pkg != null) { 18623 int v = ps.pkg.applicationInfo.targetSdkVersion; 18624 if (v < vers) vers = v; 18625 } 18626 } 18627 return vers; 18628 } else if (obj instanceof PackageSetting) { 18629 final PackageSetting ps = (PackageSetting) obj; 18630 if (ps.pkg != null) { 18631 return ps.pkg.applicationInfo.targetSdkVersion; 18632 } 18633 } 18634 return Build.VERSION_CODES.CUR_DEVELOPMENT; 18635 } 18636 18637 @Override 18638 public void addPreferredActivity(IntentFilter filter, int match, 18639 ComponentName[] set, ComponentName activity, int userId) { 18640 addPreferredActivityInternal(filter, match, set, activity, true, userId, 18641 "Adding preferred"); 18642 } 18643 18644 private void addPreferredActivityInternal(IntentFilter filter, int match, 18645 ComponentName[] set, ComponentName activity, boolean always, int userId, 18646 String opname) { 18647 // writer 18648 int callingUid = Binder.getCallingUid(); 18649 enforceCrossUserPermission(callingUid, userId, 18650 true /* requireFullPermission */, false /* checkShell */, "add preferred activity"); 18651 if (filter.countActions() == 0) { 18652 Slog.w(TAG, "Cannot set a preferred activity with no filter actions"); 18653 return; 18654 } 18655 synchronized (mPackages) { 18656 if (mContext.checkCallingOrSelfPermission( 18657 android.Manifest.permission.SET_PREFERRED_APPLICATIONS) 18658 != PackageManager.PERMISSION_GRANTED) { 18659 if (getUidTargetSdkVersionLockedLPr(callingUid) 18660 < Build.VERSION_CODES.FROYO) { 18661 Slog.w(TAG, "Ignoring addPreferredActivity() from uid " 18662 + callingUid); 18663 return; 18664 } 18665 mContext.enforceCallingOrSelfPermission( 18666 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 18667 } 18668 18669 PreferredIntentResolver pir = mSettings.editPreferredActivitiesLPw(userId); 18670 Slog.i(TAG, opname + " activity " + activity.flattenToShortString() + " for user " 18671 + userId + ":"); 18672 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 18673 pir.addFilter(new PreferredActivity(filter, match, set, activity, always)); 18674 scheduleWritePackageRestrictionsLocked(userId); 18675 postPreferredActivityChangedBroadcast(userId); 18676 } 18677 } 18678 18679 private void postPreferredActivityChangedBroadcast(int userId) { 18680 mHandler.post(() -> { 18681 final IActivityManager am = ActivityManager.getService(); 18682 if (am == null) { 18683 return; 18684 } 18685 18686 final Intent intent = new Intent(Intent.ACTION_PREFERRED_ACTIVITY_CHANGED); 18687 intent.putExtra(Intent.EXTRA_USER_HANDLE, userId); 18688 try { 18689 am.broadcastIntent(null, intent, null, null, 18690 0, null, null, null, android.app.AppOpsManager.OP_NONE, 18691 null, false, false, userId); 18692 } catch (RemoteException e) { 18693 } 18694 }); 18695 } 18696 18697 @Override 18698 public void replacePreferredActivity(IntentFilter filter, int match, 18699 ComponentName[] set, ComponentName activity, int userId) { 18700 if (filter.countActions() != 1) { 18701 throw new IllegalArgumentException( 18702 "replacePreferredActivity expects filter to have only 1 action."); 18703 } 18704 if (filter.countDataAuthorities() != 0 18705 || filter.countDataPaths() != 0 18706 || filter.countDataSchemes() > 1 18707 || filter.countDataTypes() != 0) { 18708 throw new IllegalArgumentException( 18709 "replacePreferredActivity expects filter to have no data authorities, " + 18710 "paths, or types; and at most one scheme."); 18711 } 18712 18713 final int callingUid = Binder.getCallingUid(); 18714 enforceCrossUserPermission(callingUid, userId, 18715 true /* requireFullPermission */, false /* checkShell */, 18716 "replace preferred activity"); 18717 synchronized (mPackages) { 18718 if (mContext.checkCallingOrSelfPermission( 18719 android.Manifest.permission.SET_PREFERRED_APPLICATIONS) 18720 != PackageManager.PERMISSION_GRANTED) { 18721 if (getUidTargetSdkVersionLockedLPr(callingUid) 18722 < Build.VERSION_CODES.FROYO) { 18723 Slog.w(TAG, "Ignoring replacePreferredActivity() from uid " 18724 + Binder.getCallingUid()); 18725 return; 18726 } 18727 mContext.enforceCallingOrSelfPermission( 18728 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 18729 } 18730 18731 PreferredIntentResolver pir = mSettings.mPreferredActivities.get(userId); 18732 if (pir != null) { 18733 // Get all of the existing entries that exactly match this filter. 18734 ArrayList<PreferredActivity> existing = pir.findFilters(filter); 18735 if (existing != null && existing.size() == 1) { 18736 PreferredActivity cur = existing.get(0); 18737 if (DEBUG_PREFERRED) { 18738 Slog.i(TAG, "Checking replace of preferred:"); 18739 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 18740 if (!cur.mPref.mAlways) { 18741 Slog.i(TAG, " -- CUR; not mAlways!"); 18742 } else { 18743 Slog.i(TAG, " -- CUR: mMatch=" + cur.mPref.mMatch); 18744 Slog.i(TAG, " -- CUR: mSet=" 18745 + Arrays.toString(cur.mPref.mSetComponents)); 18746 Slog.i(TAG, " -- CUR: mComponent=" + cur.mPref.mShortComponent); 18747 Slog.i(TAG, " -- NEW: mMatch=" 18748 + (match&IntentFilter.MATCH_CATEGORY_MASK)); 18749 Slog.i(TAG, " -- CUR: mSet=" + Arrays.toString(set)); 18750 Slog.i(TAG, " -- CUR: mComponent=" + activity.flattenToShortString()); 18751 } 18752 } 18753 if (cur.mPref.mAlways && cur.mPref.mComponent.equals(activity) 18754 && cur.mPref.mMatch == (match&IntentFilter.MATCH_CATEGORY_MASK) 18755 && cur.mPref.sameSet(set)) { 18756 // Setting the preferred activity to what it happens to be already 18757 if (DEBUG_PREFERRED) { 18758 Slog.i(TAG, "Replacing with same preferred activity " 18759 + cur.mPref.mShortComponent + " for user " 18760 + userId + ":"); 18761 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 18762 } 18763 return; 18764 } 18765 } 18766 18767 if (existing != null) { 18768 if (DEBUG_PREFERRED) { 18769 Slog.i(TAG, existing.size() + " existing preferred matches for:"); 18770 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 18771 } 18772 for (int i = 0; i < existing.size(); i++) { 18773 PreferredActivity pa = existing.get(i); 18774 if (DEBUG_PREFERRED) { 18775 Slog.i(TAG, "Removing existing preferred activity " 18776 + pa.mPref.mComponent + ":"); 18777 pa.dump(new LogPrinter(Log.INFO, TAG), " "); 18778 } 18779 pir.removeFilter(pa); 18780 } 18781 } 18782 } 18783 addPreferredActivityInternal(filter, match, set, activity, true, userId, 18784 "Replacing preferred"); 18785 } 18786 } 18787 18788 @Override 18789 public void clearPackagePreferredActivities(String packageName) { 18790 final int uid = Binder.getCallingUid(); 18791 // writer 18792 synchronized (mPackages) { 18793 PackageParser.Package pkg = mPackages.get(packageName); 18794 if (pkg == null || pkg.applicationInfo.uid != uid) { 18795 if (mContext.checkCallingOrSelfPermission( 18796 android.Manifest.permission.SET_PREFERRED_APPLICATIONS) 18797 != PackageManager.PERMISSION_GRANTED) { 18798 if (getUidTargetSdkVersionLockedLPr(Binder.getCallingUid()) 18799 < Build.VERSION_CODES.FROYO) { 18800 Slog.w(TAG, "Ignoring clearPackagePreferredActivities() from uid " 18801 + Binder.getCallingUid()); 18802 return; 18803 } 18804 mContext.enforceCallingOrSelfPermission( 18805 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 18806 } 18807 } 18808 18809 int user = UserHandle.getCallingUserId(); 18810 if (clearPackagePreferredActivitiesLPw(packageName, user)) { 18811 scheduleWritePackageRestrictionsLocked(user); 18812 } 18813 } 18814 } 18815 18816 /** This method takes a specific user id as well as UserHandle.USER_ALL. */ 18817 boolean clearPackagePreferredActivitiesLPw(String packageName, int userId) { 18818 ArrayList<PreferredActivity> removed = null; 18819 boolean changed = false; 18820 for (int i=0; i<mSettings.mPreferredActivities.size(); i++) { 18821 final int thisUserId = mSettings.mPreferredActivities.keyAt(i); 18822 PreferredIntentResolver pir = mSettings.mPreferredActivities.valueAt(i); 18823 if (userId != UserHandle.USER_ALL && userId != thisUserId) { 18824 continue; 18825 } 18826 Iterator<PreferredActivity> it = pir.filterIterator(); 18827 while (it.hasNext()) { 18828 PreferredActivity pa = it.next(); 18829 // Mark entry for removal only if it matches the package name 18830 // and the entry is of type "always". 18831 if (packageName == null || 18832 (pa.mPref.mComponent.getPackageName().equals(packageName) 18833 && pa.mPref.mAlways)) { 18834 if (removed == null) { 18835 removed = new ArrayList<PreferredActivity>(); 18836 } 18837 removed.add(pa); 18838 } 18839 } 18840 if (removed != null) { 18841 for (int j=0; j<removed.size(); j++) { 18842 PreferredActivity pa = removed.get(j); 18843 pir.removeFilter(pa); 18844 } 18845 changed = true; 18846 } 18847 } 18848 if (changed) { 18849 postPreferredActivityChangedBroadcast(userId); 18850 } 18851 return changed; 18852 } 18853 18854 /** This method takes a specific user id as well as UserHandle.USER_ALL. */ 18855 private void clearIntentFilterVerificationsLPw(int userId) { 18856 final int packageCount = mPackages.size(); 18857 for (int i = 0; i < packageCount; i++) { 18858 PackageParser.Package pkg = mPackages.valueAt(i); 18859 clearIntentFilterVerificationsLPw(pkg.packageName, userId); 18860 } 18861 } 18862 18863 /** This method takes a specific user id as well as UserHandle.USER_ALL. */ 18864 void clearIntentFilterVerificationsLPw(String packageName, int userId) { 18865 if (userId == UserHandle.USER_ALL) { 18866 if (mSettings.removeIntentFilterVerificationLPw(packageName, 18867 sUserManager.getUserIds())) { 18868 for (int oneUserId : sUserManager.getUserIds()) { 18869 scheduleWritePackageRestrictionsLocked(oneUserId); 18870 } 18871 } 18872 } else { 18873 if (mSettings.removeIntentFilterVerificationLPw(packageName, userId)) { 18874 scheduleWritePackageRestrictionsLocked(userId); 18875 } 18876 } 18877 } 18878 18879 void clearDefaultBrowserIfNeeded(String packageName) { 18880 for (int oneUserId : sUserManager.getUserIds()) { 18881 String defaultBrowserPackageName = getDefaultBrowserPackageName(oneUserId); 18882 if (TextUtils.isEmpty(defaultBrowserPackageName)) continue; 18883 if (packageName.equals(defaultBrowserPackageName)) { 18884 setDefaultBrowserPackageName(null, oneUserId); 18885 } 18886 } 18887 } 18888 18889 @Override 18890 public void resetApplicationPreferences(int userId) { 18891 mContext.enforceCallingOrSelfPermission( 18892 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 18893 final long identity = Binder.clearCallingIdentity(); 18894 // writer 18895 try { 18896 synchronized (mPackages) { 18897 clearPackagePreferredActivitiesLPw(null, userId); 18898 mSettings.applyDefaultPreferredAppsLPw(this, userId); 18899 // TODO: We have to reset the default SMS and Phone. This requires 18900 // significant refactoring to keep all default apps in the package 18901 // manager (cleaner but more work) or have the services provide 18902 // callbacks to the package manager to request a default app reset. 18903 applyFactoryDefaultBrowserLPw(userId); 18904 clearIntentFilterVerificationsLPw(userId); 18905 primeDomainVerificationsLPw(userId); 18906 resetUserChangesToRuntimePermissionsAndFlagsLPw(userId); 18907 scheduleWritePackageRestrictionsLocked(userId); 18908 } 18909 resetNetworkPolicies(userId); 18910 } finally { 18911 Binder.restoreCallingIdentity(identity); 18912 } 18913 } 18914 18915 @Override 18916 public int getPreferredActivities(List<IntentFilter> outFilters, 18917 List<ComponentName> outActivities, String packageName) { 18918 18919 int num = 0; 18920 final int userId = UserHandle.getCallingUserId(); 18921 // reader 18922 synchronized (mPackages) { 18923 PreferredIntentResolver pir = mSettings.mPreferredActivities.get(userId); 18924 if (pir != null) { 18925 final Iterator<PreferredActivity> it = pir.filterIterator(); 18926 while (it.hasNext()) { 18927 final PreferredActivity pa = it.next(); 18928 if (packageName == null 18929 || (pa.mPref.mComponent.getPackageName().equals(packageName) 18930 && pa.mPref.mAlways)) { 18931 if (outFilters != null) { 18932 outFilters.add(new IntentFilter(pa)); 18933 } 18934 if (outActivities != null) { 18935 outActivities.add(pa.mPref.mComponent); 18936 } 18937 } 18938 } 18939 } 18940 } 18941 18942 return num; 18943 } 18944 18945 @Override 18946 public void addPersistentPreferredActivity(IntentFilter filter, ComponentName activity, 18947 int userId) { 18948 int callingUid = Binder.getCallingUid(); 18949 if (callingUid != Process.SYSTEM_UID) { 18950 throw new SecurityException( 18951 "addPersistentPreferredActivity can only be run by the system"); 18952 } 18953 if (filter.countActions() == 0) { 18954 Slog.w(TAG, "Cannot set a preferred activity with no filter actions"); 18955 return; 18956 } 18957 synchronized (mPackages) { 18958 Slog.i(TAG, "Adding persistent preferred activity " + activity + " for user " + userId + 18959 ":"); 18960 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 18961 mSettings.editPersistentPreferredActivitiesLPw(userId).addFilter( 18962 new PersistentPreferredActivity(filter, activity)); 18963 scheduleWritePackageRestrictionsLocked(userId); 18964 postPreferredActivityChangedBroadcast(userId); 18965 } 18966 } 18967 18968 @Override 18969 public void clearPackagePersistentPreferredActivities(String packageName, int userId) { 18970 int callingUid = Binder.getCallingUid(); 18971 if (callingUid != Process.SYSTEM_UID) { 18972 throw new SecurityException( 18973 "clearPackagePersistentPreferredActivities can only be run by the system"); 18974 } 18975 ArrayList<PersistentPreferredActivity> removed = null; 18976 boolean changed = false; 18977 synchronized (mPackages) { 18978 for (int i=0; i<mSettings.mPersistentPreferredActivities.size(); i++) { 18979 final int thisUserId = mSettings.mPersistentPreferredActivities.keyAt(i); 18980 PersistentPreferredIntentResolver ppir = mSettings.mPersistentPreferredActivities 18981 .valueAt(i); 18982 if (userId != thisUserId) { 18983 continue; 18984 } 18985 Iterator<PersistentPreferredActivity> it = ppir.filterIterator(); 18986 while (it.hasNext()) { 18987 PersistentPreferredActivity ppa = it.next(); 18988 // Mark entry for removal only if it matches the package name. 18989 if (ppa.mComponent.getPackageName().equals(packageName)) { 18990 if (removed == null) { 18991 removed = new ArrayList<PersistentPreferredActivity>(); 18992 } 18993 removed.add(ppa); 18994 } 18995 } 18996 if (removed != null) { 18997 for (int j=0; j<removed.size(); j++) { 18998 PersistentPreferredActivity ppa = removed.get(j); 18999 ppir.removeFilter(ppa); 19000 } 19001 changed = true; 19002 } 19003 } 19004 19005 if (changed) { 19006 scheduleWritePackageRestrictionsLocked(userId); 19007 postPreferredActivityChangedBroadcast(userId); 19008 } 19009 } 19010 } 19011 19012 /** 19013 * Common machinery for picking apart a restored XML blob and passing 19014 * it to a caller-supplied functor to be applied to the running system. 19015 */ 19016 private void restoreFromXml(XmlPullParser parser, int userId, 19017 String expectedStartTag, BlobXmlRestorer functor) 19018 throws IOException, XmlPullParserException { 19019 int type; 19020 while ((type = parser.next()) != XmlPullParser.START_TAG 19021 && type != XmlPullParser.END_DOCUMENT) { 19022 } 19023 if (type != XmlPullParser.START_TAG) { 19024 // oops didn't find a start tag?! 19025 if (DEBUG_BACKUP) { 19026 Slog.e(TAG, "Didn't find start tag during restore"); 19027 } 19028 return; 19029 } 19030Slog.v(TAG, ":: restoreFromXml() : got to tag " + parser.getName()); 19031 // this is supposed to be TAG_PREFERRED_BACKUP 19032 if (!expectedStartTag.equals(parser.getName())) { 19033 if (DEBUG_BACKUP) { 19034 Slog.e(TAG, "Found unexpected tag " + parser.getName()); 19035 } 19036 return; 19037 } 19038 19039 // skip interfering stuff, then we're aligned with the backing implementation 19040 while ((type = parser.next()) == XmlPullParser.TEXT) { } 19041Slog.v(TAG, ":: stepped forward, applying functor at tag " + parser.getName()); 19042 functor.apply(parser, userId); 19043 } 19044 19045 private interface BlobXmlRestorer { 19046 public void apply(XmlPullParser parser, int userId) throws IOException, XmlPullParserException; 19047 } 19048 19049 /** 19050 * Non-Binder method, support for the backup/restore mechanism: write the 19051 * full set of preferred activities in its canonical XML format. Returns the 19052 * XML output as a byte array, or null if there is none. 19053 */ 19054 @Override 19055 public byte[] getPreferredActivityBackup(int userId) { 19056 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 19057 throw new SecurityException("Only the system may call getPreferredActivityBackup()"); 19058 } 19059 19060 ByteArrayOutputStream dataStream = new ByteArrayOutputStream(); 19061 try { 19062 final XmlSerializer serializer = new FastXmlSerializer(); 19063 serializer.setOutput(dataStream, StandardCharsets.UTF_8.name()); 19064 serializer.startDocument(null, true); 19065 serializer.startTag(null, TAG_PREFERRED_BACKUP); 19066 19067 synchronized (mPackages) { 19068 mSettings.writePreferredActivitiesLPr(serializer, userId, true); 19069 } 19070 19071 serializer.endTag(null, TAG_PREFERRED_BACKUP); 19072 serializer.endDocument(); 19073 serializer.flush(); 19074 } catch (Exception e) { 19075 if (DEBUG_BACKUP) { 19076 Slog.e(TAG, "Unable to write preferred activities for backup", e); 19077 } 19078 return null; 19079 } 19080 19081 return dataStream.toByteArray(); 19082 } 19083 19084 @Override 19085 public void restorePreferredActivities(byte[] backup, int userId) { 19086 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 19087 throw new SecurityException("Only the system may call restorePreferredActivities()"); 19088 } 19089 19090 try { 19091 final XmlPullParser parser = Xml.newPullParser(); 19092 parser.setInput(new ByteArrayInputStream(backup), StandardCharsets.UTF_8.name()); 19093 restoreFromXml(parser, userId, TAG_PREFERRED_BACKUP, 19094 new BlobXmlRestorer() { 19095 @Override 19096 public void apply(XmlPullParser parser, int userId) 19097 throws XmlPullParserException, IOException { 19098 synchronized (mPackages) { 19099 mSettings.readPreferredActivitiesLPw(parser, userId); 19100 } 19101 } 19102 } ); 19103 } catch (Exception e) { 19104 if (DEBUG_BACKUP) { 19105 Slog.e(TAG, "Exception restoring preferred activities: " + e.getMessage()); 19106 } 19107 } 19108 } 19109 19110 /** 19111 * Non-Binder method, support for the backup/restore mechanism: write the 19112 * default browser (etc) settings in its canonical XML format. Returns the default 19113 * browser XML representation as a byte array, or null if there is none. 19114 */ 19115 @Override 19116 public byte[] getDefaultAppsBackup(int userId) { 19117 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 19118 throw new SecurityException("Only the system may call getDefaultAppsBackup()"); 19119 } 19120 19121 ByteArrayOutputStream dataStream = new ByteArrayOutputStream(); 19122 try { 19123 final XmlSerializer serializer = new FastXmlSerializer(); 19124 serializer.setOutput(dataStream, StandardCharsets.UTF_8.name()); 19125 serializer.startDocument(null, true); 19126 serializer.startTag(null, TAG_DEFAULT_APPS); 19127 19128 synchronized (mPackages) { 19129 mSettings.writeDefaultAppsLPr(serializer, userId); 19130 } 19131 19132 serializer.endTag(null, TAG_DEFAULT_APPS); 19133 serializer.endDocument(); 19134 serializer.flush(); 19135 } catch (Exception e) { 19136 if (DEBUG_BACKUP) { 19137 Slog.e(TAG, "Unable to write default apps for backup", e); 19138 } 19139 return null; 19140 } 19141 19142 return dataStream.toByteArray(); 19143 } 19144 19145 @Override 19146 public void restoreDefaultApps(byte[] backup, int userId) { 19147 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 19148 throw new SecurityException("Only the system may call restoreDefaultApps()"); 19149 } 19150 19151 try { 19152 final XmlPullParser parser = Xml.newPullParser(); 19153 parser.setInput(new ByteArrayInputStream(backup), StandardCharsets.UTF_8.name()); 19154 restoreFromXml(parser, userId, TAG_DEFAULT_APPS, 19155 new BlobXmlRestorer() { 19156 @Override 19157 public void apply(XmlPullParser parser, int userId) 19158 throws XmlPullParserException, IOException { 19159 synchronized (mPackages) { 19160 mSettings.readDefaultAppsLPw(parser, userId); 19161 } 19162 } 19163 } ); 19164 } catch (Exception e) { 19165 if (DEBUG_BACKUP) { 19166 Slog.e(TAG, "Exception restoring default apps: " + e.getMessage()); 19167 } 19168 } 19169 } 19170 19171 @Override 19172 public byte[] getIntentFilterVerificationBackup(int userId) { 19173 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 19174 throw new SecurityException("Only the system may call getIntentFilterVerificationBackup()"); 19175 } 19176 19177 ByteArrayOutputStream dataStream = new ByteArrayOutputStream(); 19178 try { 19179 final XmlSerializer serializer = new FastXmlSerializer(); 19180 serializer.setOutput(dataStream, StandardCharsets.UTF_8.name()); 19181 serializer.startDocument(null, true); 19182 serializer.startTag(null, TAG_INTENT_FILTER_VERIFICATION); 19183 19184 synchronized (mPackages) { 19185 mSettings.writeAllDomainVerificationsLPr(serializer, userId); 19186 } 19187 19188 serializer.endTag(null, TAG_INTENT_FILTER_VERIFICATION); 19189 serializer.endDocument(); 19190 serializer.flush(); 19191 } catch (Exception e) { 19192 if (DEBUG_BACKUP) { 19193 Slog.e(TAG, "Unable to write default apps for backup", e); 19194 } 19195 return null; 19196 } 19197 19198 return dataStream.toByteArray(); 19199 } 19200 19201 @Override 19202 public void restoreIntentFilterVerification(byte[] backup, int userId) { 19203 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 19204 throw new SecurityException("Only the system may call restorePreferredActivities()"); 19205 } 19206 19207 try { 19208 final XmlPullParser parser = Xml.newPullParser(); 19209 parser.setInput(new ByteArrayInputStream(backup), StandardCharsets.UTF_8.name()); 19210 restoreFromXml(parser, userId, TAG_INTENT_FILTER_VERIFICATION, 19211 new BlobXmlRestorer() { 19212 @Override 19213 public void apply(XmlPullParser parser, int userId) 19214 throws XmlPullParserException, IOException { 19215 synchronized (mPackages) { 19216 mSettings.readAllDomainVerificationsLPr(parser, userId); 19217 mSettings.writeLPr(); 19218 } 19219 } 19220 } ); 19221 } catch (Exception e) { 19222 if (DEBUG_BACKUP) { 19223 Slog.e(TAG, "Exception restoring preferred activities: " + e.getMessage()); 19224 } 19225 } 19226 } 19227 19228 @Override 19229 public byte[] getPermissionGrantBackup(int userId) { 19230 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 19231 throw new SecurityException("Only the system may call getPermissionGrantBackup()"); 19232 } 19233 19234 ByteArrayOutputStream dataStream = new ByteArrayOutputStream(); 19235 try { 19236 final XmlSerializer serializer = new FastXmlSerializer(); 19237 serializer.setOutput(dataStream, StandardCharsets.UTF_8.name()); 19238 serializer.startDocument(null, true); 19239 serializer.startTag(null, TAG_PERMISSION_BACKUP); 19240 19241 synchronized (mPackages) { 19242 serializeRuntimePermissionGrantsLPr(serializer, userId); 19243 } 19244 19245 serializer.endTag(null, TAG_PERMISSION_BACKUP); 19246 serializer.endDocument(); 19247 serializer.flush(); 19248 } catch (Exception e) { 19249 if (DEBUG_BACKUP) { 19250 Slog.e(TAG, "Unable to write default apps for backup", e); 19251 } 19252 return null; 19253 } 19254 19255 return dataStream.toByteArray(); 19256 } 19257 19258 @Override 19259 public void restorePermissionGrants(byte[] backup, int userId) { 19260 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 19261 throw new SecurityException("Only the system may call restorePermissionGrants()"); 19262 } 19263 19264 try { 19265 final XmlPullParser parser = Xml.newPullParser(); 19266 parser.setInput(new ByteArrayInputStream(backup), StandardCharsets.UTF_8.name()); 19267 restoreFromXml(parser, userId, TAG_PERMISSION_BACKUP, 19268 new BlobXmlRestorer() { 19269 @Override 19270 public void apply(XmlPullParser parser, int userId) 19271 throws XmlPullParserException, IOException { 19272 synchronized (mPackages) { 19273 processRestoredPermissionGrantsLPr(parser, userId); 19274 } 19275 } 19276 } ); 19277 } catch (Exception e) { 19278 if (DEBUG_BACKUP) { 19279 Slog.e(TAG, "Exception restoring preferred activities: " + e.getMessage()); 19280 } 19281 } 19282 } 19283 19284 private void serializeRuntimePermissionGrantsLPr(XmlSerializer serializer, final int userId) 19285 throws IOException { 19286 serializer.startTag(null, TAG_ALL_GRANTS); 19287 19288 final int N = mSettings.mPackages.size(); 19289 for (int i = 0; i < N; i++) { 19290 final PackageSetting ps = mSettings.mPackages.valueAt(i); 19291 boolean pkgGrantsKnown = false; 19292 19293 PermissionsState packagePerms = ps.getPermissionsState(); 19294 19295 for (PermissionState state : packagePerms.getRuntimePermissionStates(userId)) { 19296 final int grantFlags = state.getFlags(); 19297 // only look at grants that are not system/policy fixed 19298 if ((grantFlags & SYSTEM_RUNTIME_GRANT_MASK) == 0) { 19299 final boolean isGranted = state.isGranted(); 19300 // And only back up the user-twiddled state bits 19301 if (isGranted || (grantFlags & USER_RUNTIME_GRANT_MASK) != 0) { 19302 final String packageName = mSettings.mPackages.keyAt(i); 19303 if (!pkgGrantsKnown) { 19304 serializer.startTag(null, TAG_GRANT); 19305 serializer.attribute(null, ATTR_PACKAGE_NAME, packageName); 19306 pkgGrantsKnown = true; 19307 } 19308 19309 final boolean userSet = 19310 (grantFlags & FLAG_PERMISSION_USER_SET) != 0; 19311 final boolean userFixed = 19312 (grantFlags & FLAG_PERMISSION_USER_FIXED) != 0; 19313 final boolean revoke = 19314 (grantFlags & FLAG_PERMISSION_REVOKE_ON_UPGRADE) != 0; 19315 19316 serializer.startTag(null, TAG_PERMISSION); 19317 serializer.attribute(null, ATTR_PERMISSION_NAME, state.getName()); 19318 if (isGranted) { 19319 serializer.attribute(null, ATTR_IS_GRANTED, "true"); 19320 } 19321 if (userSet) { 19322 serializer.attribute(null, ATTR_USER_SET, "true"); 19323 } 19324 if (userFixed) { 19325 serializer.attribute(null, ATTR_USER_FIXED, "true"); 19326 } 19327 if (revoke) { 19328 serializer.attribute(null, ATTR_REVOKE_ON_UPGRADE, "true"); 19329 } 19330 serializer.endTag(null, TAG_PERMISSION); 19331 } 19332 } 19333 } 19334 19335 if (pkgGrantsKnown) { 19336 serializer.endTag(null, TAG_GRANT); 19337 } 19338 } 19339 19340 serializer.endTag(null, TAG_ALL_GRANTS); 19341 } 19342 19343 private void processRestoredPermissionGrantsLPr(XmlPullParser parser, int userId) 19344 throws XmlPullParserException, IOException { 19345 String pkgName = null; 19346 int outerDepth = parser.getDepth(); 19347 int type; 19348 while ((type = parser.next()) != XmlPullParser.END_DOCUMENT 19349 && (type != XmlPullParser.END_TAG || parser.getDepth() > outerDepth)) { 19350 if (type == XmlPullParser.END_TAG || type == XmlPullParser.TEXT) { 19351 continue; 19352 } 19353 19354 final String tagName = parser.getName(); 19355 if (tagName.equals(TAG_GRANT)) { 19356 pkgName = parser.getAttributeValue(null, ATTR_PACKAGE_NAME); 19357 if (DEBUG_BACKUP) { 19358 Slog.v(TAG, "+++ Restoring grants for package " + pkgName); 19359 } 19360 } else if (tagName.equals(TAG_PERMISSION)) { 19361 19362 final boolean isGranted = "true".equals(parser.getAttributeValue(null, ATTR_IS_GRANTED)); 19363 final String permName = parser.getAttributeValue(null, ATTR_PERMISSION_NAME); 19364 19365 int newFlagSet = 0; 19366 if ("true".equals(parser.getAttributeValue(null, ATTR_USER_SET))) { 19367 newFlagSet |= FLAG_PERMISSION_USER_SET; 19368 } 19369 if ("true".equals(parser.getAttributeValue(null, ATTR_USER_FIXED))) { 19370 newFlagSet |= FLAG_PERMISSION_USER_FIXED; 19371 } 19372 if ("true".equals(parser.getAttributeValue(null, ATTR_REVOKE_ON_UPGRADE))) { 19373 newFlagSet |= FLAG_PERMISSION_REVOKE_ON_UPGRADE; 19374 } 19375 if (DEBUG_BACKUP) { 19376 Slog.v(TAG, " + Restoring grant: pkg=" + pkgName + " perm=" + permName 19377 + " granted=" + isGranted + " bits=0x" + Integer.toHexString(newFlagSet)); 19378 } 19379 final PackageSetting ps = mSettings.mPackages.get(pkgName); 19380 if (ps != null) { 19381 // Already installed so we apply the grant immediately 19382 if (DEBUG_BACKUP) { 19383 Slog.v(TAG, " + already installed; applying"); 19384 } 19385 PermissionsState perms = ps.getPermissionsState(); 19386 BasePermission bp = mSettings.mPermissions.get(permName); 19387 if (bp != null) { 19388 if (isGranted) { 19389 perms.grantRuntimePermission(bp, userId); 19390 } 19391 if (newFlagSet != 0) { 19392 perms.updatePermissionFlags(bp, userId, USER_RUNTIME_GRANT_MASK, newFlagSet); 19393 } 19394 } 19395 } else { 19396 // Need to wait for post-restore install to apply the grant 19397 if (DEBUG_BACKUP) { 19398 Slog.v(TAG, " - not yet installed; saving for later"); 19399 } 19400 mSettings.processRestoredPermissionGrantLPr(pkgName, permName, 19401 isGranted, newFlagSet, userId); 19402 } 19403 } else { 19404 PackageManagerService.reportSettingsProblem(Log.WARN, 19405 "Unknown element under <" + TAG_PERMISSION_BACKUP + ">: " + tagName); 19406 XmlUtils.skipCurrentTag(parser); 19407 } 19408 } 19409 19410 scheduleWriteSettingsLocked(); 19411 mSettings.writeRuntimePermissionsForUserLPr(userId, false); 19412 } 19413 19414 @Override 19415 public void addCrossProfileIntentFilter(IntentFilter intentFilter, String ownerPackage, 19416 int sourceUserId, int targetUserId, int flags) { 19417 mContext.enforceCallingOrSelfPermission( 19418 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, null); 19419 int callingUid = Binder.getCallingUid(); 19420 enforceOwnerRights(ownerPackage, callingUid); 19421 enforceShellRestriction(UserManager.DISALLOW_DEBUGGING_FEATURES, callingUid, sourceUserId); 19422 if (intentFilter.countActions() == 0) { 19423 Slog.w(TAG, "Cannot set a crossProfile intent filter with no filter actions"); 19424 return; 19425 } 19426 synchronized (mPackages) { 19427 CrossProfileIntentFilter newFilter = new CrossProfileIntentFilter(intentFilter, 19428 ownerPackage, targetUserId, flags); 19429 CrossProfileIntentResolver resolver = 19430 mSettings.editCrossProfileIntentResolverLPw(sourceUserId); 19431 ArrayList<CrossProfileIntentFilter> existing = resolver.findFilters(intentFilter); 19432 // We have all those whose filter is equal. Now checking if the rest is equal as well. 19433 if (existing != null) { 19434 int size = existing.size(); 19435 for (int i = 0; i < size; i++) { 19436 if (newFilter.equalsIgnoreFilter(existing.get(i))) { 19437 return; 19438 } 19439 } 19440 } 19441 resolver.addFilter(newFilter); 19442 scheduleWritePackageRestrictionsLocked(sourceUserId); 19443 } 19444 } 19445 19446 @Override 19447 public void clearCrossProfileIntentFilters(int sourceUserId, String ownerPackage) { 19448 mContext.enforceCallingOrSelfPermission( 19449 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, null); 19450 int callingUid = Binder.getCallingUid(); 19451 enforceOwnerRights(ownerPackage, callingUid); 19452 enforceShellRestriction(UserManager.DISALLOW_DEBUGGING_FEATURES, callingUid, sourceUserId); 19453 synchronized (mPackages) { 19454 CrossProfileIntentResolver resolver = 19455 mSettings.editCrossProfileIntentResolverLPw(sourceUserId); 19456 ArraySet<CrossProfileIntentFilter> set = 19457 new ArraySet<CrossProfileIntentFilter>(resolver.filterSet()); 19458 for (CrossProfileIntentFilter filter : set) { 19459 if (filter.getOwnerPackage().equals(ownerPackage)) { 19460 resolver.removeFilter(filter); 19461 } 19462 } 19463 scheduleWritePackageRestrictionsLocked(sourceUserId); 19464 } 19465 } 19466 19467 // Enforcing that callingUid is owning pkg on userId 19468 private void enforceOwnerRights(String pkg, int callingUid) { 19469 // The system owns everything. 19470 if (UserHandle.getAppId(callingUid) == Process.SYSTEM_UID) { 19471 return; 19472 } 19473 int callingUserId = UserHandle.getUserId(callingUid); 19474 PackageInfo pi = getPackageInfo(pkg, 0, callingUserId); 19475 if (pi == null) { 19476 throw new IllegalArgumentException("Unknown package " + pkg + " on user " 19477 + callingUserId); 19478 } 19479 if (!UserHandle.isSameApp(pi.applicationInfo.uid, callingUid)) { 19480 throw new SecurityException("Calling uid " + callingUid 19481 + " does not own package " + pkg); 19482 } 19483 } 19484 19485 @Override 19486 public ComponentName getHomeActivities(List<ResolveInfo> allHomeCandidates) { 19487 return getHomeActivitiesAsUser(allHomeCandidates, UserHandle.getCallingUserId()); 19488 } 19489 19490 private Intent getHomeIntent() { 19491 Intent intent = new Intent(Intent.ACTION_MAIN); 19492 intent.addCategory(Intent.CATEGORY_HOME); 19493 intent.addCategory(Intent.CATEGORY_DEFAULT); 19494 return intent; 19495 } 19496 19497 private IntentFilter getHomeFilter() { 19498 IntentFilter filter = new IntentFilter(Intent.ACTION_MAIN); 19499 filter.addCategory(Intent.CATEGORY_HOME); 19500 filter.addCategory(Intent.CATEGORY_DEFAULT); 19501 return filter; 19502 } 19503 19504 ComponentName getHomeActivitiesAsUser(List<ResolveInfo> allHomeCandidates, 19505 int userId) { 19506 Intent intent = getHomeIntent(); 19507 List<ResolveInfo> list = queryIntentActivitiesInternal(intent, null, 19508 PackageManager.GET_META_DATA, userId); 19509 ResolveInfo preferred = findPreferredActivity(intent, null, 0, list, 0, 19510 true, false, false, userId); 19511 19512 allHomeCandidates.clear(); 19513 if (list != null) { 19514 for (ResolveInfo ri : list) { 19515 allHomeCandidates.add(ri); 19516 } 19517 } 19518 return (preferred == null || preferred.activityInfo == null) 19519 ? null 19520 : new ComponentName(preferred.activityInfo.packageName, 19521 preferred.activityInfo.name); 19522 } 19523 19524 @Override 19525 public void setHomeActivity(ComponentName comp, int userId) { 19526 ArrayList<ResolveInfo> homeActivities = new ArrayList<>(); 19527 getHomeActivitiesAsUser(homeActivities, userId); 19528 19529 boolean found = false; 19530 19531 final int size = homeActivities.size(); 19532 final ComponentName[] set = new ComponentName[size]; 19533 for (int i = 0; i < size; i++) { 19534 final ResolveInfo candidate = homeActivities.get(i); 19535 final ActivityInfo info = candidate.activityInfo; 19536 final ComponentName activityName = new ComponentName(info.packageName, info.name); 19537 set[i] = activityName; 19538 if (!found && activityName.equals(comp)) { 19539 found = true; 19540 } 19541 } 19542 if (!found) { 19543 throw new IllegalArgumentException("Component " + comp + " cannot be home on user " 19544 + userId); 19545 } 19546 replacePreferredActivity(getHomeFilter(), IntentFilter.MATCH_CATEGORY_EMPTY, 19547 set, comp, userId); 19548 } 19549 19550 private @Nullable String getSetupWizardPackageName() { 19551 final Intent intent = new Intent(Intent.ACTION_MAIN); 19552 intent.addCategory(Intent.CATEGORY_SETUP_WIZARD); 19553 19554 final List<ResolveInfo> matches = queryIntentActivitiesInternal(intent, null, 19555 MATCH_SYSTEM_ONLY | MATCH_DIRECT_BOOT_AWARE | MATCH_DIRECT_BOOT_UNAWARE 19556 | MATCH_DISABLED_COMPONENTS, 19557 UserHandle.myUserId()); 19558 if (matches.size() == 1) { 19559 return matches.get(0).getComponentInfo().packageName; 19560 } else { 19561 Slog.e(TAG, "There should probably be exactly one setup wizard; found " + matches.size() 19562 + ": matches=" + matches); 19563 return null; 19564 } 19565 } 19566 19567 private @Nullable String getStorageManagerPackageName() { 19568 final Intent intent = new Intent(StorageManager.ACTION_MANAGE_STORAGE); 19569 19570 final List<ResolveInfo> matches = queryIntentActivitiesInternal(intent, null, 19571 MATCH_SYSTEM_ONLY | MATCH_DIRECT_BOOT_AWARE | MATCH_DIRECT_BOOT_UNAWARE 19572 | MATCH_DISABLED_COMPONENTS, 19573 UserHandle.myUserId()); 19574 if (matches.size() == 1) { 19575 return matches.get(0).getComponentInfo().packageName; 19576 } else { 19577 Slog.e(TAG, "There should probably be exactly one storage manager; found " 19578 + matches.size() + ": matches=" + matches); 19579 return null; 19580 } 19581 } 19582 19583 @Override 19584 public void setApplicationEnabledSetting(String appPackageName, 19585 int newState, int flags, int userId, String callingPackage) { 19586 if (!sUserManager.exists(userId)) return; 19587 if (callingPackage == null) { 19588 callingPackage = Integer.toString(Binder.getCallingUid()); 19589 } 19590 setEnabledSetting(appPackageName, null, newState, flags, userId, callingPackage); 19591 } 19592 19593 @Override 19594 public void setComponentEnabledSetting(ComponentName componentName, 19595 int newState, int flags, int userId) { 19596 if (!sUserManager.exists(userId)) return; 19597 setEnabledSetting(componentName.getPackageName(), 19598 componentName.getClassName(), newState, flags, userId, null); 19599 } 19600 19601 private void setEnabledSetting(final String packageName, String className, int newState, 19602 final int flags, int userId, String callingPackage) { 19603 if (!(newState == COMPONENT_ENABLED_STATE_DEFAULT 19604 || newState == COMPONENT_ENABLED_STATE_ENABLED 19605 || newState == COMPONENT_ENABLED_STATE_DISABLED 19606 || newState == COMPONENT_ENABLED_STATE_DISABLED_USER 19607 || newState == COMPONENT_ENABLED_STATE_DISABLED_UNTIL_USED)) { 19608 throw new IllegalArgumentException("Invalid new component state: " 19609 + newState); 19610 } 19611 PackageSetting pkgSetting; 19612 final int uid = Binder.getCallingUid(); 19613 final int permission; 19614 if (uid == Process.SYSTEM_UID) { 19615 permission = PackageManager.PERMISSION_GRANTED; 19616 } else { 19617 permission = mContext.checkCallingOrSelfPermission( 19618 android.Manifest.permission.CHANGE_COMPONENT_ENABLED_STATE); 19619 } 19620 enforceCrossUserPermission(uid, userId, 19621 false /* requireFullPermission */, true /* checkShell */, "set enabled"); 19622 final boolean allowedByPermission = (permission == PackageManager.PERMISSION_GRANTED); 19623 boolean sendNow = false; 19624 boolean isApp = (className == null); 19625 String componentName = isApp ? packageName : className; 19626 int packageUid = -1; 19627 ArrayList<String> components; 19628 19629 // writer 19630 synchronized (mPackages) { 19631 pkgSetting = mSettings.mPackages.get(packageName); 19632 if (pkgSetting == null) { 19633 if (className == null) { 19634 throw new IllegalArgumentException("Unknown package: " + packageName); 19635 } 19636 throw new IllegalArgumentException( 19637 "Unknown component: " + packageName + "/" + className); 19638 } 19639 } 19640 19641 // Limit who can change which apps 19642 if (!UserHandle.isSameApp(uid, pkgSetting.appId)) { 19643 // Don't allow apps that don't have permission to modify other apps 19644 if (!allowedByPermission) { 19645 throw new SecurityException( 19646 "Permission Denial: attempt to change component state from pid=" 19647 + Binder.getCallingPid() 19648 + ", uid=" + uid + ", package uid=" + pkgSetting.appId); 19649 } 19650 // Don't allow changing protected packages. 19651 if (mProtectedPackages.isPackageStateProtected(userId, packageName)) { 19652 throw new SecurityException("Cannot disable a protected package: " + packageName); 19653 } 19654 } 19655 19656 synchronized (mPackages) { 19657 if (uid == Process.SHELL_UID 19658 && (pkgSetting.pkgFlags & ApplicationInfo.FLAG_TEST_ONLY) == 0) { 19659 // Shell can only change whole packages between ENABLED and DISABLED_USER states 19660 // unless it is a test package. 19661 int oldState = pkgSetting.getEnabled(userId); 19662 if (className == null 19663 && 19664 (oldState == COMPONENT_ENABLED_STATE_DISABLED_USER 19665 || oldState == COMPONENT_ENABLED_STATE_DEFAULT 19666 || oldState == COMPONENT_ENABLED_STATE_ENABLED) 19667 && 19668 (newState == COMPONENT_ENABLED_STATE_DISABLED_USER 19669 || newState == COMPONENT_ENABLED_STATE_DEFAULT 19670 || newState == COMPONENT_ENABLED_STATE_ENABLED)) { 19671 // ok 19672 } else { 19673 throw new SecurityException( 19674 "Shell cannot change component state for " + packageName + "/" 19675 + className + " to " + newState); 19676 } 19677 } 19678 if (className == null) { 19679 // We're dealing with an application/package level state change 19680 if (pkgSetting.getEnabled(userId) == newState) { 19681 // Nothing to do 19682 return; 19683 } 19684 if (newState == PackageManager.COMPONENT_ENABLED_STATE_DEFAULT 19685 || newState == PackageManager.COMPONENT_ENABLED_STATE_ENABLED) { 19686 // Don't care about who enables an app. 19687 callingPackage = null; 19688 } 19689 pkgSetting.setEnabled(newState, userId, callingPackage); 19690 // pkgSetting.pkg.mSetEnabled = newState; 19691 } else { 19692 // We're dealing with a component level state change 19693 // First, verify that this is a valid class name. 19694 PackageParser.Package pkg = pkgSetting.pkg; 19695 if (pkg == null || !pkg.hasComponentClassName(className)) { 19696 if (pkg != null && 19697 pkg.applicationInfo.targetSdkVersion >= 19698 Build.VERSION_CODES.JELLY_BEAN) { 19699 throw new IllegalArgumentException("Component class " + className 19700 + " does not exist in " + packageName); 19701 } else { 19702 Slog.w(TAG, "Failed setComponentEnabledSetting: component class " 19703 + className + " does not exist in " + packageName); 19704 } 19705 } 19706 switch (newState) { 19707 case COMPONENT_ENABLED_STATE_ENABLED: 19708 if (!pkgSetting.enableComponentLPw(className, userId)) { 19709 return; 19710 } 19711 break; 19712 case COMPONENT_ENABLED_STATE_DISABLED: 19713 if (!pkgSetting.disableComponentLPw(className, userId)) { 19714 return; 19715 } 19716 break; 19717 case COMPONENT_ENABLED_STATE_DEFAULT: 19718 if (!pkgSetting.restoreComponentLPw(className, userId)) { 19719 return; 19720 } 19721 break; 19722 default: 19723 Slog.e(TAG, "Invalid new component state: " + newState); 19724 return; 19725 } 19726 } 19727 scheduleWritePackageRestrictionsLocked(userId); 19728 components = mPendingBroadcasts.get(userId, packageName); 19729 final boolean newPackage = components == null; 19730 if (newPackage) { 19731 components = new ArrayList<String>(); 19732 } 19733 if (!components.contains(componentName)) { 19734 components.add(componentName); 19735 } 19736 if ((flags&PackageManager.DONT_KILL_APP) == 0) { 19737 sendNow = true; 19738 // Purge entry from pending broadcast list if another one exists already 19739 // since we are sending one right away. 19740 mPendingBroadcasts.remove(userId, packageName); 19741 } else { 19742 if (newPackage) { 19743 mPendingBroadcasts.put(userId, packageName, components); 19744 } 19745 if (!mHandler.hasMessages(SEND_PENDING_BROADCAST)) { 19746 // Schedule a message 19747 mHandler.sendEmptyMessageDelayed(SEND_PENDING_BROADCAST, BROADCAST_DELAY); 19748 } 19749 } 19750 } 19751 19752 long callingId = Binder.clearCallingIdentity(); 19753 try { 19754 if (sendNow) { 19755 packageUid = UserHandle.getUid(userId, pkgSetting.appId); 19756 sendPackageChangedBroadcast(packageName, 19757 (flags&PackageManager.DONT_KILL_APP) != 0, components, packageUid); 19758 } 19759 } finally { 19760 Binder.restoreCallingIdentity(callingId); 19761 } 19762 } 19763 19764 @Override 19765 public void flushPackageRestrictionsAsUser(int userId) { 19766 if (!sUserManager.exists(userId)) { 19767 return; 19768 } 19769 enforceCrossUserPermission(Binder.getCallingUid(), userId, false /* requireFullPermission*/, 19770 false /* checkShell */, "flushPackageRestrictions"); 19771 synchronized (mPackages) { 19772 mSettings.writePackageRestrictionsLPr(userId); 19773 mDirtyUsers.remove(userId); 19774 if (mDirtyUsers.isEmpty()) { 19775 mHandler.removeMessages(WRITE_PACKAGE_RESTRICTIONS); 19776 } 19777 } 19778 } 19779 19780 private void sendPackageChangedBroadcast(String packageName, 19781 boolean killFlag, ArrayList<String> componentNames, int packageUid) { 19782 if (DEBUG_INSTALL) 19783 Log.v(TAG, "Sending package changed: package=" + packageName + " components=" 19784 + componentNames); 19785 Bundle extras = new Bundle(4); 19786 extras.putString(Intent.EXTRA_CHANGED_COMPONENT_NAME, componentNames.get(0)); 19787 String nameList[] = new String[componentNames.size()]; 19788 componentNames.toArray(nameList); 19789 extras.putStringArray(Intent.EXTRA_CHANGED_COMPONENT_NAME_LIST, nameList); 19790 extras.putBoolean(Intent.EXTRA_DONT_KILL_APP, killFlag); 19791 extras.putInt(Intent.EXTRA_UID, packageUid); 19792 // If this is not reporting a change of the overall package, then only send it 19793 // to registered receivers. We don't want to launch a swath of apps for every 19794 // little component state change. 19795 final int flags = !componentNames.contains(packageName) 19796 ? Intent.FLAG_RECEIVER_REGISTERED_ONLY : 0; 19797 sendPackageBroadcast(Intent.ACTION_PACKAGE_CHANGED, packageName, extras, flags, null, null, 19798 new int[] {UserHandle.getUserId(packageUid)}); 19799 } 19800 19801 @Override 19802 public void setPackageStoppedState(String packageName, boolean stopped, int userId) { 19803 if (!sUserManager.exists(userId)) return; 19804 final int uid = Binder.getCallingUid(); 19805 final int permission = mContext.checkCallingOrSelfPermission( 19806 android.Manifest.permission.CHANGE_COMPONENT_ENABLED_STATE); 19807 final boolean allowedByPermission = (permission == PackageManager.PERMISSION_GRANTED); 19808 enforceCrossUserPermission(uid, userId, 19809 true /* requireFullPermission */, true /* checkShell */, "stop package"); 19810 // writer 19811 synchronized (mPackages) { 19812 if (mSettings.setPackageStoppedStateLPw(this, packageName, stopped, 19813 allowedByPermission, uid, userId)) { 19814 scheduleWritePackageRestrictionsLocked(userId); 19815 } 19816 } 19817 } 19818 19819 @Override 19820 public String getInstallerPackageName(String packageName) { 19821 // reader 19822 synchronized (mPackages) { 19823 return mSettings.getInstallerPackageNameLPr(packageName); 19824 } 19825 } 19826 19827 public boolean isOrphaned(String packageName) { 19828 // reader 19829 synchronized (mPackages) { 19830 return mSettings.isOrphaned(packageName); 19831 } 19832 } 19833 19834 @Override 19835 public int getApplicationEnabledSetting(String packageName, int userId) { 19836 if (!sUserManager.exists(userId)) return COMPONENT_ENABLED_STATE_DISABLED; 19837 int uid = Binder.getCallingUid(); 19838 enforceCrossUserPermission(uid, userId, 19839 false /* requireFullPermission */, false /* checkShell */, "get enabled"); 19840 // reader 19841 synchronized (mPackages) { 19842 return mSettings.getApplicationEnabledSettingLPr(packageName, userId); 19843 } 19844 } 19845 19846 @Override 19847 public int getComponentEnabledSetting(ComponentName componentName, int userId) { 19848 if (!sUserManager.exists(userId)) return COMPONENT_ENABLED_STATE_DISABLED; 19849 int uid = Binder.getCallingUid(); 19850 enforceCrossUserPermission(uid, userId, 19851 false /* requireFullPermission */, false /* checkShell */, "get component enabled"); 19852 // reader 19853 synchronized (mPackages) { 19854 return mSettings.getComponentEnabledSettingLPr(componentName, userId); 19855 } 19856 } 19857 19858 @Override 19859 public void enterSafeMode() { 19860 enforceSystemOrRoot("Only the system can request entering safe mode"); 19861 19862 if (!mSystemReady) { 19863 mSafeMode = true; 19864 } 19865 } 19866 19867 @Override 19868 public void systemReady() { 19869 mSystemReady = true; 19870 19871 // Disable any carrier apps. We do this very early in boot to prevent the apps from being 19872 // disabled after already being started. 19873 CarrierAppUtils.disableCarrierAppsUntilPrivileged(mContext.getOpPackageName(), this, 19874 mContext.getContentResolver(), UserHandle.USER_SYSTEM); 19875 19876 // Read the compatibilty setting when the system is ready. 19877 boolean compatibilityModeEnabled = android.provider.Settings.Global.getInt( 19878 mContext.getContentResolver(), 19879 android.provider.Settings.Global.COMPATIBILITY_MODE, 1) == 1; 19880 PackageParser.setCompatibilityModeEnabled(compatibilityModeEnabled); 19881 if (DEBUG_SETTINGS) { 19882 Log.d(TAG, "compatibility mode:" + compatibilityModeEnabled); 19883 } 19884 19885 int[] grantPermissionsUserIds = EMPTY_INT_ARRAY; 19886 19887 synchronized (mPackages) { 19888 // Verify that all of the preferred activity components actually 19889 // exist. It is possible for applications to be updated and at 19890 // that point remove a previously declared activity component that 19891 // had been set as a preferred activity. We try to clean this up 19892 // the next time we encounter that preferred activity, but it is 19893 // possible for the user flow to never be able to return to that 19894 // situation so here we do a sanity check to make sure we haven't 19895 // left any junk around. 19896 ArrayList<PreferredActivity> removed = new ArrayList<PreferredActivity>(); 19897 for (int i=0; i<mSettings.mPreferredActivities.size(); i++) { 19898 PreferredIntentResolver pir = mSettings.mPreferredActivities.valueAt(i); 19899 removed.clear(); 19900 for (PreferredActivity pa : pir.filterSet()) { 19901 if (mActivities.mActivities.get(pa.mPref.mComponent) == null) { 19902 removed.add(pa); 19903 } 19904 } 19905 if (removed.size() > 0) { 19906 for (int r=0; r<removed.size(); r++) { 19907 PreferredActivity pa = removed.get(r); 19908 Slog.w(TAG, "Removing dangling preferred activity: " 19909 + pa.mPref.mComponent); 19910 pir.removeFilter(pa); 19911 } 19912 mSettings.writePackageRestrictionsLPr( 19913 mSettings.mPreferredActivities.keyAt(i)); 19914 } 19915 } 19916 19917 for (int userId : UserManagerService.getInstance().getUserIds()) { 19918 if (!mSettings.areDefaultRuntimePermissionsGrantedLPr(userId)) { 19919 grantPermissionsUserIds = ArrayUtils.appendInt( 19920 grantPermissionsUserIds, userId); 19921 } 19922 } 19923 } 19924 sUserManager.systemReady(); 19925 19926 // If we upgraded grant all default permissions before kicking off. 19927 for (int userId : grantPermissionsUserIds) { 19928 mDefaultPermissionPolicy.grantDefaultPermissions(userId); 19929 } 19930 19931 // If we did not grant default permissions, we preload from this the 19932 // default permission exceptions lazily to ensure we don't hit the 19933 // disk on a new user creation. 19934 if (grantPermissionsUserIds == EMPTY_INT_ARRAY) { 19935 mDefaultPermissionPolicy.scheduleReadDefaultPermissionExceptions(); 19936 } 19937 19938 // Kick off any messages waiting for system ready 19939 if (mPostSystemReadyMessages != null) { 19940 for (Message msg : mPostSystemReadyMessages) { 19941 msg.sendToTarget(); 19942 } 19943 mPostSystemReadyMessages = null; 19944 } 19945 19946 // Watch for external volumes that come and go over time 19947 final StorageManager storage = mContext.getSystemService(StorageManager.class); 19948 storage.registerListener(mStorageListener); 19949 19950 mInstallerService.systemReady(); 19951 mPackageDexOptimizer.systemReady(); 19952 19953 StorageManagerInternal StorageManagerInternal = LocalServices.getService( 19954 StorageManagerInternal.class); 19955 StorageManagerInternal.addExternalStoragePolicy( 19956 new StorageManagerInternal.ExternalStorageMountPolicy() { 19957 @Override 19958 public int getMountMode(int uid, String packageName) { 19959 if (Process.isIsolated(uid)) { 19960 return Zygote.MOUNT_EXTERNAL_NONE; 19961 } 19962 if (checkUidPermission(WRITE_MEDIA_STORAGE, uid) == PERMISSION_GRANTED) { 19963 return Zygote.MOUNT_EXTERNAL_DEFAULT; 19964 } 19965 if (checkUidPermission(READ_EXTERNAL_STORAGE, uid) == PERMISSION_DENIED) { 19966 return Zygote.MOUNT_EXTERNAL_DEFAULT; 19967 } 19968 if (checkUidPermission(WRITE_EXTERNAL_STORAGE, uid) == PERMISSION_DENIED) { 19969 return Zygote.MOUNT_EXTERNAL_READ; 19970 } 19971 return Zygote.MOUNT_EXTERNAL_WRITE; 19972 } 19973 19974 @Override 19975 public boolean hasExternalStorage(int uid, String packageName) { 19976 return true; 19977 } 19978 }); 19979 19980 // Now that we're mostly running, clean up stale users and apps 19981 sUserManager.reconcileUsers(StorageManager.UUID_PRIVATE_INTERNAL); 19982 reconcileApps(StorageManager.UUID_PRIVATE_INTERNAL); 19983 19984 if (mPrivappPermissionsViolations != null) { 19985 Slog.wtf(TAG,"Signature|privileged permissions not in " 19986 + "privapp-permissions whitelist: " + mPrivappPermissionsViolations); 19987 mPrivappPermissionsViolations = null; 19988 } 19989 } 19990 19991 @Override 19992 public boolean isSafeMode() { 19993 return mSafeMode; 19994 } 19995 19996 @Override 19997 public boolean hasSystemUidErrors() { 19998 return mHasSystemUidErrors; 19999 } 20000 20001 static String arrayToString(int[] array) { 20002 StringBuffer buf = new StringBuffer(128); 20003 buf.append('['); 20004 if (array != null) { 20005 for (int i=0; i<array.length; i++) { 20006 if (i > 0) buf.append(", "); 20007 buf.append(array[i]); 20008 } 20009 } 20010 buf.append(']'); 20011 return buf.toString(); 20012 } 20013 20014 static class DumpState { 20015 public static final int DUMP_LIBS = 1 << 0; 20016 public static final int DUMP_FEATURES = 1 << 1; 20017 public static final int DUMP_ACTIVITY_RESOLVERS = 1 << 2; 20018 public static final int DUMP_SERVICE_RESOLVERS = 1 << 3; 20019 public static final int DUMP_RECEIVER_RESOLVERS = 1 << 4; 20020 public static final int DUMP_CONTENT_RESOLVERS = 1 << 5; 20021 public static final int DUMP_PERMISSIONS = 1 << 6; 20022 public static final int DUMP_PACKAGES = 1 << 7; 20023 public static final int DUMP_SHARED_USERS = 1 << 8; 20024 public static final int DUMP_MESSAGES = 1 << 9; 20025 public static final int DUMP_PROVIDERS = 1 << 10; 20026 public static final int DUMP_VERIFIERS = 1 << 11; 20027 public static final int DUMP_PREFERRED = 1 << 12; 20028 public static final int DUMP_PREFERRED_XML = 1 << 13; 20029 public static final int DUMP_KEYSETS = 1 << 14; 20030 public static final int DUMP_VERSION = 1 << 15; 20031 public static final int DUMP_INSTALLS = 1 << 16; 20032 public static final int DUMP_INTENT_FILTER_VERIFIERS = 1 << 17; 20033 public static final int DUMP_DOMAIN_PREFERRED = 1 << 18; 20034 public static final int DUMP_FROZEN = 1 << 19; 20035 public static final int DUMP_DEXOPT = 1 << 20; 20036 public static final int DUMP_COMPILER_STATS = 1 << 21; 20037 20038 public static final int OPTION_SHOW_FILTERS = 1 << 0; 20039 20040 private int mTypes; 20041 20042 private int mOptions; 20043 20044 private boolean mTitlePrinted; 20045 20046 private SharedUserSetting mSharedUser; 20047 20048 public boolean isDumping(int type) { 20049 if (mTypes == 0 && type != DUMP_PREFERRED_XML) { 20050 return true; 20051 } 20052 20053 return (mTypes & type) != 0; 20054 } 20055 20056 public void setDump(int type) { 20057 mTypes |= type; 20058 } 20059 20060 public boolean isOptionEnabled(int option) { 20061 return (mOptions & option) != 0; 20062 } 20063 20064 public void setOptionEnabled(int option) { 20065 mOptions |= option; 20066 } 20067 20068 public boolean onTitlePrinted() { 20069 final boolean printed = mTitlePrinted; 20070 mTitlePrinted = true; 20071 return printed; 20072 } 20073 20074 public boolean getTitlePrinted() { 20075 return mTitlePrinted; 20076 } 20077 20078 public void setTitlePrinted(boolean enabled) { 20079 mTitlePrinted = enabled; 20080 } 20081 20082 public SharedUserSetting getSharedUser() { 20083 return mSharedUser; 20084 } 20085 20086 public void setSharedUser(SharedUserSetting user) { 20087 mSharedUser = user; 20088 } 20089 } 20090 20091 @Override 20092 public void onShellCommand(FileDescriptor in, FileDescriptor out, 20093 FileDescriptor err, String[] args, ShellCallback callback, 20094 ResultReceiver resultReceiver) { 20095 (new PackageManagerShellCommand(this)).exec( 20096 this, in, out, err, args, callback, resultReceiver); 20097 } 20098 20099 @Override 20100 protected void dump(FileDescriptor fd, PrintWriter pw, String[] args) { 20101 if (mContext.checkCallingOrSelfPermission(android.Manifest.permission.DUMP) 20102 != PackageManager.PERMISSION_GRANTED) { 20103 pw.println("Permission Denial: can't dump ActivityManager from from pid=" 20104 + Binder.getCallingPid() 20105 + ", uid=" + Binder.getCallingUid() 20106 + " without permission " 20107 + android.Manifest.permission.DUMP); 20108 return; 20109 } 20110 20111 DumpState dumpState = new DumpState(); 20112 boolean fullPreferred = false; 20113 boolean checkin = false; 20114 20115 String packageName = null; 20116 ArraySet<String> permissionNames = null; 20117 20118 int opti = 0; 20119 while (opti < args.length) { 20120 String opt = args[opti]; 20121 if (opt == null || opt.length() <= 0 || opt.charAt(0) != '-') { 20122 break; 20123 } 20124 opti++; 20125 20126 if ("-a".equals(opt)) { 20127 // Right now we only know how to print all. 20128 } else if ("-h".equals(opt)) { 20129 pw.println("Package manager dump options:"); 20130 pw.println(" [-h] [-f] [--checkin] [cmd] ..."); 20131 pw.println(" --checkin: dump for a checkin"); 20132 pw.println(" -f: print details of intent filters"); 20133 pw.println(" -h: print this help"); 20134 pw.println(" cmd may be one of:"); 20135 pw.println(" l[ibraries]: list known shared libraries"); 20136 pw.println(" f[eatures]: list device features"); 20137 pw.println(" k[eysets]: print known keysets"); 20138 pw.println(" r[esolvers] [activity|service|receiver|content]: dump intent resolvers"); 20139 pw.println(" perm[issions]: dump permissions"); 20140 pw.println(" permission [name ...]: dump declaration and use of given permission"); 20141 pw.println(" pref[erred]: print preferred package settings"); 20142 pw.println(" preferred-xml [--full]: print preferred package settings as xml"); 20143 pw.println(" prov[iders]: dump content providers"); 20144 pw.println(" p[ackages]: dump installed packages"); 20145 pw.println(" s[hared-users]: dump shared user IDs"); 20146 pw.println(" m[essages]: print collected runtime messages"); 20147 pw.println(" v[erifiers]: print package verifier info"); 20148 pw.println(" d[omain-preferred-apps]: print domains preferred apps"); 20149 pw.println(" i[ntent-filter-verifiers]|ifv: print intent filter verifier info"); 20150 pw.println(" version: print database version info"); 20151 pw.println(" write: write current settings now"); 20152 pw.println(" installs: details about install sessions"); 20153 pw.println(" check-permission <permission> <package> [<user>]: does pkg hold perm?"); 20154 pw.println(" dexopt: dump dexopt state"); 20155 pw.println(" compiler-stats: dump compiler statistics"); 20156 pw.println(" <package.name>: info about given package"); 20157 return; 20158 } else if ("--checkin".equals(opt)) { 20159 checkin = true; 20160 } else if ("-f".equals(opt)) { 20161 dumpState.setOptionEnabled(DumpState.OPTION_SHOW_FILTERS); 20162 } else { 20163 pw.println("Unknown argument: " + opt + "; use -h for help"); 20164 } 20165 } 20166 20167 // Is the caller requesting to dump a particular piece of data? 20168 if (opti < args.length) { 20169 String cmd = args[opti]; 20170 opti++; 20171 // Is this a package name? 20172 if ("android".equals(cmd) || cmd.contains(".")) { 20173 packageName = cmd; 20174 // When dumping a single package, we always dump all of its 20175 // filter information since the amount of data will be reasonable. 20176 dumpState.setOptionEnabled(DumpState.OPTION_SHOW_FILTERS); 20177 } else if ("check-permission".equals(cmd)) { 20178 if (opti >= args.length) { 20179 pw.println("Error: check-permission missing permission argument"); 20180 return; 20181 } 20182 String perm = args[opti]; 20183 opti++; 20184 if (opti >= args.length) { 20185 pw.println("Error: check-permission missing package argument"); 20186 return; 20187 } 20188 20189 String pkg = args[opti]; 20190 opti++; 20191 int user = UserHandle.getUserId(Binder.getCallingUid()); 20192 if (opti < args.length) { 20193 try { 20194 user = Integer.parseInt(args[opti]); 20195 } catch (NumberFormatException e) { 20196 pw.println("Error: check-permission user argument is not a number: " 20197 + args[opti]); 20198 return; 20199 } 20200 } 20201 20202 // Normalize package name to handle renamed packages and static libs 20203 pkg = resolveInternalPackageNameLPr(pkg, PackageManager.VERSION_CODE_HIGHEST); 20204 20205 pw.println(checkPermission(perm, pkg, user)); 20206 return; 20207 } else if ("l".equals(cmd) || "libraries".equals(cmd)) { 20208 dumpState.setDump(DumpState.DUMP_LIBS); 20209 } else if ("f".equals(cmd) || "features".equals(cmd)) { 20210 dumpState.setDump(DumpState.DUMP_FEATURES); 20211 } else if ("r".equals(cmd) || "resolvers".equals(cmd)) { 20212 if (opti >= args.length) { 20213 dumpState.setDump(DumpState.DUMP_ACTIVITY_RESOLVERS 20214 | DumpState.DUMP_SERVICE_RESOLVERS 20215 | DumpState.DUMP_RECEIVER_RESOLVERS 20216 | DumpState.DUMP_CONTENT_RESOLVERS); 20217 } else { 20218 while (opti < args.length) { 20219 String name = args[opti]; 20220 if ("a".equals(name) || "activity".equals(name)) { 20221 dumpState.setDump(DumpState.DUMP_ACTIVITY_RESOLVERS); 20222 } else if ("s".equals(name) || "service".equals(name)) { 20223 dumpState.setDump(DumpState.DUMP_SERVICE_RESOLVERS); 20224 } else if ("r".equals(name) || "receiver".equals(name)) { 20225 dumpState.setDump(DumpState.DUMP_RECEIVER_RESOLVERS); 20226 } else if ("c".equals(name) || "content".equals(name)) { 20227 dumpState.setDump(DumpState.DUMP_CONTENT_RESOLVERS); 20228 } else { 20229 pw.println("Error: unknown resolver table type: " + name); 20230 return; 20231 } 20232 opti++; 20233 } 20234 } 20235 } else if ("perm".equals(cmd) || "permissions".equals(cmd)) { 20236 dumpState.setDump(DumpState.DUMP_PERMISSIONS); 20237 } else if ("permission".equals(cmd)) { 20238 if (opti >= args.length) { 20239 pw.println("Error: permission requires permission name"); 20240 return; 20241 } 20242 permissionNames = new ArraySet<>(); 20243 while (opti < args.length) { 20244 permissionNames.add(args[opti]); 20245 opti++; 20246 } 20247 dumpState.setDump(DumpState.DUMP_PERMISSIONS 20248 | DumpState.DUMP_PACKAGES | DumpState.DUMP_SHARED_USERS); 20249 } else if ("pref".equals(cmd) || "preferred".equals(cmd)) { 20250 dumpState.setDump(DumpState.DUMP_PREFERRED); 20251 } else if ("preferred-xml".equals(cmd)) { 20252 dumpState.setDump(DumpState.DUMP_PREFERRED_XML); 20253 if (opti < args.length && "--full".equals(args[opti])) { 20254 fullPreferred = true; 20255 opti++; 20256 } 20257 } else if ("d".equals(cmd) || "domain-preferred-apps".equals(cmd)) { 20258 dumpState.setDump(DumpState.DUMP_DOMAIN_PREFERRED); 20259 } else if ("p".equals(cmd) || "packages".equals(cmd)) { 20260 dumpState.setDump(DumpState.DUMP_PACKAGES); 20261 } else if ("s".equals(cmd) || "shared-users".equals(cmd)) { 20262 dumpState.setDump(DumpState.DUMP_SHARED_USERS); 20263 } else if ("prov".equals(cmd) || "providers".equals(cmd)) { 20264 dumpState.setDump(DumpState.DUMP_PROVIDERS); 20265 } else if ("m".equals(cmd) || "messages".equals(cmd)) { 20266 dumpState.setDump(DumpState.DUMP_MESSAGES); 20267 } else if ("v".equals(cmd) || "verifiers".equals(cmd)) { 20268 dumpState.setDump(DumpState.DUMP_VERIFIERS); 20269 } else if ("i".equals(cmd) || "ifv".equals(cmd) 20270 || "intent-filter-verifiers".equals(cmd)) { 20271 dumpState.setDump(DumpState.DUMP_INTENT_FILTER_VERIFIERS); 20272 } else if ("version".equals(cmd)) { 20273 dumpState.setDump(DumpState.DUMP_VERSION); 20274 } else if ("k".equals(cmd) || "keysets".equals(cmd)) { 20275 dumpState.setDump(DumpState.DUMP_KEYSETS); 20276 } else if ("installs".equals(cmd)) { 20277 dumpState.setDump(DumpState.DUMP_INSTALLS); 20278 } else if ("frozen".equals(cmd)) { 20279 dumpState.setDump(DumpState.DUMP_FROZEN); 20280 } else if ("dexopt".equals(cmd)) { 20281 dumpState.setDump(DumpState.DUMP_DEXOPT); 20282 } else if ("compiler-stats".equals(cmd)) { 20283 dumpState.setDump(DumpState.DUMP_COMPILER_STATS); 20284 } else if ("write".equals(cmd)) { 20285 synchronized (mPackages) { 20286 mSettings.writeLPr(); 20287 pw.println("Settings written."); 20288 return; 20289 } 20290 } 20291 } 20292 20293 if (checkin) { 20294 pw.println("vers,1"); 20295 } 20296 20297 // reader 20298 synchronized (mPackages) { 20299 if (dumpState.isDumping(DumpState.DUMP_VERSION) && packageName == null) { 20300 if (!checkin) { 20301 if (dumpState.onTitlePrinted()) 20302 pw.println(); 20303 pw.println("Database versions:"); 20304 mSettings.dumpVersionLPr(new IndentingPrintWriter(pw, " ")); 20305 } 20306 } 20307 20308 if (dumpState.isDumping(DumpState.DUMP_VERIFIERS) && packageName == null) { 20309 if (!checkin) { 20310 if (dumpState.onTitlePrinted()) 20311 pw.println(); 20312 pw.println("Verifiers:"); 20313 pw.print(" Required: "); 20314 pw.print(mRequiredVerifierPackage); 20315 pw.print(" (uid="); 20316 pw.print(getPackageUid(mRequiredVerifierPackage, MATCH_DEBUG_TRIAGED_MISSING, 20317 UserHandle.USER_SYSTEM)); 20318 pw.println(")"); 20319 } else if (mRequiredVerifierPackage != null) { 20320 pw.print("vrfy,"); pw.print(mRequiredVerifierPackage); 20321 pw.print(","); 20322 pw.println(getPackageUid(mRequiredVerifierPackage, MATCH_DEBUG_TRIAGED_MISSING, 20323 UserHandle.USER_SYSTEM)); 20324 } 20325 } 20326 20327 if (dumpState.isDumping(DumpState.DUMP_INTENT_FILTER_VERIFIERS) && 20328 packageName == null) { 20329 if (mIntentFilterVerifierComponent != null) { 20330 String verifierPackageName = mIntentFilterVerifierComponent.getPackageName(); 20331 if (!checkin) { 20332 if (dumpState.onTitlePrinted()) 20333 pw.println(); 20334 pw.println("Intent Filter Verifier:"); 20335 pw.print(" Using: "); 20336 pw.print(verifierPackageName); 20337 pw.print(" (uid="); 20338 pw.print(getPackageUid(verifierPackageName, MATCH_DEBUG_TRIAGED_MISSING, 20339 UserHandle.USER_SYSTEM)); 20340 pw.println(")"); 20341 } else if (verifierPackageName != null) { 20342 pw.print("ifv,"); pw.print(verifierPackageName); 20343 pw.print(","); 20344 pw.println(getPackageUid(verifierPackageName, MATCH_DEBUG_TRIAGED_MISSING, 20345 UserHandle.USER_SYSTEM)); 20346 } 20347 } else { 20348 pw.println(); 20349 pw.println("No Intent Filter Verifier available!"); 20350 } 20351 } 20352 20353 if (dumpState.isDumping(DumpState.DUMP_LIBS) && packageName == null) { 20354 boolean printedHeader = false; 20355 final Iterator<String> it = mSharedLibraries.keySet().iterator(); 20356 while (it.hasNext()) { 20357 String libName = it.next(); 20358 SparseArray<SharedLibraryEntry> versionedLib = mSharedLibraries.get(libName); 20359 if (versionedLib == null) { 20360 continue; 20361 } 20362 final int versionCount = versionedLib.size(); 20363 for (int i = 0; i < versionCount; i++) { 20364 SharedLibraryEntry libEntry = versionedLib.valueAt(i); 20365 if (!checkin) { 20366 if (!printedHeader) { 20367 if (dumpState.onTitlePrinted()) 20368 pw.println(); 20369 pw.println("Libraries:"); 20370 printedHeader = true; 20371 } 20372 pw.print(" "); 20373 } else { 20374 pw.print("lib,"); 20375 } 20376 pw.print(libEntry.info.getName()); 20377 if (libEntry.info.isStatic()) { 20378 pw.print(" version=" + libEntry.info.getVersion()); 20379 } 20380 if (!checkin) { 20381 pw.print(" -> "); 20382 } 20383 if (libEntry.path != null) { 20384 pw.print(" (jar) "); 20385 pw.print(libEntry.path); 20386 } else { 20387 pw.print(" (apk) "); 20388 pw.print(libEntry.apk); 20389 } 20390 pw.println(); 20391 } 20392 } 20393 } 20394 20395 if (dumpState.isDumping(DumpState.DUMP_FEATURES) && packageName == null) { 20396 if (dumpState.onTitlePrinted()) 20397 pw.println(); 20398 if (!checkin) { 20399 pw.println("Features:"); 20400 } 20401 20402 synchronized (mAvailableFeatures) { 20403 for (FeatureInfo feat : mAvailableFeatures.values()) { 20404 if (checkin) { 20405 pw.print("feat,"); 20406 pw.print(feat.name); 20407 pw.print(","); 20408 pw.println(feat.version); 20409 } else { 20410 pw.print(" "); 20411 pw.print(feat.name); 20412 if (feat.version > 0) { 20413 pw.print(" version="); 20414 pw.print(feat.version); 20415 } 20416 pw.println(); 20417 } 20418 } 20419 } 20420 } 20421 20422 if (!checkin && dumpState.isDumping(DumpState.DUMP_ACTIVITY_RESOLVERS)) { 20423 if (mActivities.dump(pw, dumpState.getTitlePrinted() ? "\nActivity Resolver Table:" 20424 : "Activity Resolver Table:", " ", packageName, 20425 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS), true)) { 20426 dumpState.setTitlePrinted(true); 20427 } 20428 } 20429 if (!checkin && dumpState.isDumping(DumpState.DUMP_RECEIVER_RESOLVERS)) { 20430 if (mReceivers.dump(pw, dumpState.getTitlePrinted() ? "\nReceiver Resolver Table:" 20431 : "Receiver Resolver Table:", " ", packageName, 20432 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS), true)) { 20433 dumpState.setTitlePrinted(true); 20434 } 20435 } 20436 if (!checkin && dumpState.isDumping(DumpState.DUMP_SERVICE_RESOLVERS)) { 20437 if (mServices.dump(pw, dumpState.getTitlePrinted() ? "\nService Resolver Table:" 20438 : "Service Resolver Table:", " ", packageName, 20439 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS), true)) { 20440 dumpState.setTitlePrinted(true); 20441 } 20442 } 20443 if (!checkin && dumpState.isDumping(DumpState.DUMP_CONTENT_RESOLVERS)) { 20444 if (mProviders.dump(pw, dumpState.getTitlePrinted() ? "\nProvider Resolver Table:" 20445 : "Provider Resolver Table:", " ", packageName, 20446 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS), true)) { 20447 dumpState.setTitlePrinted(true); 20448 } 20449 } 20450 20451 if (!checkin && dumpState.isDumping(DumpState.DUMP_PREFERRED)) { 20452 for (int i=0; i<mSettings.mPreferredActivities.size(); i++) { 20453 PreferredIntentResolver pir = mSettings.mPreferredActivities.valueAt(i); 20454 int user = mSettings.mPreferredActivities.keyAt(i); 20455 if (pir.dump(pw, 20456 dumpState.getTitlePrinted() 20457 ? "\nPreferred Activities User " + user + ":" 20458 : "Preferred Activities User " + user + ":", " ", 20459 packageName, true, false)) { 20460 dumpState.setTitlePrinted(true); 20461 } 20462 } 20463 } 20464 20465 if (!checkin && dumpState.isDumping(DumpState.DUMP_PREFERRED_XML)) { 20466 pw.flush(); 20467 FileOutputStream fout = new FileOutputStream(fd); 20468 BufferedOutputStream str = new BufferedOutputStream(fout); 20469 XmlSerializer serializer = new FastXmlSerializer(); 20470 try { 20471 serializer.setOutput(str, StandardCharsets.UTF_8.name()); 20472 serializer.startDocument(null, true); 20473 serializer.setFeature( 20474 "http://xmlpull.org/v1/doc/features.html#indent-output", true); 20475 mSettings.writePreferredActivitiesLPr(serializer, 0, fullPreferred); 20476 serializer.endDocument(); 20477 serializer.flush(); 20478 } catch (IllegalArgumentException e) { 20479 pw.println("Failed writing: " + e); 20480 } catch (IllegalStateException e) { 20481 pw.println("Failed writing: " + e); 20482 } catch (IOException e) { 20483 pw.println("Failed writing: " + e); 20484 } 20485 } 20486 20487 if (!checkin 20488 && dumpState.isDumping(DumpState.DUMP_DOMAIN_PREFERRED) 20489 && packageName == null) { 20490 pw.println(); 20491 int count = mSettings.mPackages.size(); 20492 if (count == 0) { 20493 pw.println("No applications!"); 20494 pw.println(); 20495 } else { 20496 final String prefix = " "; 20497 Collection<PackageSetting> allPackageSettings = mSettings.mPackages.values(); 20498 if (allPackageSettings.size() == 0) { 20499 pw.println("No domain preferred apps!"); 20500 pw.println(); 20501 } else { 20502 pw.println("App verification status:"); 20503 pw.println(); 20504 count = 0; 20505 for (PackageSetting ps : allPackageSettings) { 20506 IntentFilterVerificationInfo ivi = ps.getIntentFilterVerificationInfo(); 20507 if (ivi == null || ivi.getPackageName() == null) continue; 20508 pw.println(prefix + "Package: " + ivi.getPackageName()); 20509 pw.println(prefix + "Domains: " + ivi.getDomainsString()); 20510 pw.println(prefix + "Status: " + ivi.getStatusString()); 20511 pw.println(); 20512 count++; 20513 } 20514 if (count == 0) { 20515 pw.println(prefix + "No app verification established."); 20516 pw.println(); 20517 } 20518 for (int userId : sUserManager.getUserIds()) { 20519 pw.println("App linkages for user " + userId + ":"); 20520 pw.println(); 20521 count = 0; 20522 for (PackageSetting ps : allPackageSettings) { 20523 final long status = ps.getDomainVerificationStatusForUser(userId); 20524 if (status >> 32 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED 20525 && !DEBUG_DOMAIN_VERIFICATION) { 20526 continue; 20527 } 20528 pw.println(prefix + "Package: " + ps.name); 20529 pw.println(prefix + "Domains: " + dumpDomainString(ps.name)); 20530 String statusStr = IntentFilterVerificationInfo. 20531 getStatusStringFromValue(status); 20532 pw.println(prefix + "Status: " + statusStr); 20533 pw.println(); 20534 count++; 20535 } 20536 if (count == 0) { 20537 pw.println(prefix + "No configured app linkages."); 20538 pw.println(); 20539 } 20540 } 20541 } 20542 } 20543 } 20544 20545 if (!checkin && dumpState.isDumping(DumpState.DUMP_PERMISSIONS)) { 20546 mSettings.dumpPermissionsLPr(pw, packageName, permissionNames, dumpState); 20547 if (packageName == null && permissionNames == null) { 20548 for (int iperm=0; iperm<mAppOpPermissionPackages.size(); iperm++) { 20549 if (iperm == 0) { 20550 if (dumpState.onTitlePrinted()) 20551 pw.println(); 20552 pw.println("AppOp Permissions:"); 20553 } 20554 pw.print(" AppOp Permission "); 20555 pw.print(mAppOpPermissionPackages.keyAt(iperm)); 20556 pw.println(":"); 20557 ArraySet<String> pkgs = mAppOpPermissionPackages.valueAt(iperm); 20558 for (int ipkg=0; ipkg<pkgs.size(); ipkg++) { 20559 pw.print(" "); pw.println(pkgs.valueAt(ipkg)); 20560 } 20561 } 20562 } 20563 } 20564 20565 if (!checkin && dumpState.isDumping(DumpState.DUMP_PROVIDERS)) { 20566 boolean printedSomething = false; 20567 for (PackageParser.Provider p : mProviders.mProviders.values()) { 20568 if (packageName != null && !packageName.equals(p.info.packageName)) { 20569 continue; 20570 } 20571 if (!printedSomething) { 20572 if (dumpState.onTitlePrinted()) 20573 pw.println(); 20574 pw.println("Registered ContentProviders:"); 20575 printedSomething = true; 20576 } 20577 pw.print(" "); p.printComponentShortName(pw); pw.println(":"); 20578 pw.print(" "); pw.println(p.toString()); 20579 } 20580 printedSomething = false; 20581 for (Map.Entry<String, PackageParser.Provider> entry : 20582 mProvidersByAuthority.entrySet()) { 20583 PackageParser.Provider p = entry.getValue(); 20584 if (packageName != null && !packageName.equals(p.info.packageName)) { 20585 continue; 20586 } 20587 if (!printedSomething) { 20588 if (dumpState.onTitlePrinted()) 20589 pw.println(); 20590 pw.println("ContentProvider Authorities:"); 20591 printedSomething = true; 20592 } 20593 pw.print(" ["); pw.print(entry.getKey()); pw.println("]:"); 20594 pw.print(" "); pw.println(p.toString()); 20595 if (p.info != null && p.info.applicationInfo != null) { 20596 final String appInfo = p.info.applicationInfo.toString(); 20597 pw.print(" applicationInfo="); pw.println(appInfo); 20598 } 20599 } 20600 } 20601 20602 if (!checkin && dumpState.isDumping(DumpState.DUMP_KEYSETS)) { 20603 mSettings.mKeySetManagerService.dumpLPr(pw, packageName, dumpState); 20604 } 20605 20606 if (dumpState.isDumping(DumpState.DUMP_PACKAGES)) { 20607 mSettings.dumpPackagesLPr(pw, packageName, permissionNames, dumpState, checkin); 20608 } 20609 20610 if (dumpState.isDumping(DumpState.DUMP_SHARED_USERS)) { 20611 mSettings.dumpSharedUsersLPr(pw, packageName, permissionNames, dumpState, checkin); 20612 } 20613 20614 if (!checkin && dumpState.isDumping(DumpState.DUMP_PERMISSIONS) && packageName == null) { 20615 mSettings.dumpRestoredPermissionGrantsLPr(pw, dumpState); 20616 } 20617 20618 if (!checkin && dumpState.isDumping(DumpState.DUMP_INSTALLS) && packageName == null) { 20619 // XXX should handle packageName != null by dumping only install data that 20620 // the given package is involved with. 20621 if (dumpState.onTitlePrinted()) pw.println(); 20622 mInstallerService.dump(new IndentingPrintWriter(pw, " ", 120)); 20623 } 20624 20625 if (!checkin && dumpState.isDumping(DumpState.DUMP_FROZEN) && packageName == null) { 20626 // XXX should handle packageName != null by dumping only install data that 20627 // the given package is involved with. 20628 if (dumpState.onTitlePrinted()) pw.println(); 20629 20630 final IndentingPrintWriter ipw = new IndentingPrintWriter(pw, " ", 120); 20631 ipw.println(); 20632 ipw.println("Frozen packages:"); 20633 ipw.increaseIndent(); 20634 if (mFrozenPackages.size() == 0) { 20635 ipw.println("(none)"); 20636 } else { 20637 for (int i = 0; i < mFrozenPackages.size(); i++) { 20638 ipw.println(mFrozenPackages.valueAt(i)); 20639 } 20640 } 20641 ipw.decreaseIndent(); 20642 } 20643 20644 if (!checkin && dumpState.isDumping(DumpState.DUMP_DEXOPT)) { 20645 if (dumpState.onTitlePrinted()) pw.println(); 20646 dumpDexoptStateLPr(pw, packageName); 20647 } 20648 20649 if (!checkin && dumpState.isDumping(DumpState.DUMP_COMPILER_STATS)) { 20650 if (dumpState.onTitlePrinted()) pw.println(); 20651 dumpCompilerStatsLPr(pw, packageName); 20652 } 20653 20654 if (!checkin && dumpState.isDumping(DumpState.DUMP_MESSAGES) && packageName == null) { 20655 if (dumpState.onTitlePrinted()) pw.println(); 20656 mSettings.dumpReadMessagesLPr(pw, dumpState); 20657 20658 pw.println(); 20659 pw.println("Package warning messages:"); 20660 BufferedReader in = null; 20661 String line = null; 20662 try { 20663 in = new BufferedReader(new FileReader(getSettingsProblemFile())); 20664 while ((line = in.readLine()) != null) { 20665 if (line.contains("ignored: updated version")) continue; 20666 pw.println(line); 20667 } 20668 } catch (IOException ignored) { 20669 } finally { 20670 IoUtils.closeQuietly(in); 20671 } 20672 } 20673 20674 if (checkin && dumpState.isDumping(DumpState.DUMP_MESSAGES)) { 20675 BufferedReader in = null; 20676 String line = null; 20677 try { 20678 in = new BufferedReader(new FileReader(getSettingsProblemFile())); 20679 while ((line = in.readLine()) != null) { 20680 if (line.contains("ignored: updated version")) continue; 20681 pw.print("msg,"); 20682 pw.println(line); 20683 } 20684 } catch (IOException ignored) { 20685 } finally { 20686 IoUtils.closeQuietly(in); 20687 } 20688 } 20689 } 20690 } 20691 20692 private void dumpDexoptStateLPr(PrintWriter pw, String packageName) { 20693 final IndentingPrintWriter ipw = new IndentingPrintWriter(pw, " ", 120); 20694 ipw.println(); 20695 ipw.println("Dexopt state:"); 20696 ipw.increaseIndent(); 20697 Collection<PackageParser.Package> packages = null; 20698 if (packageName != null) { 20699 PackageParser.Package targetPackage = mPackages.get(packageName); 20700 if (targetPackage != null) { 20701 packages = Collections.singletonList(targetPackage); 20702 } else { 20703 ipw.println("Unable to find package: " + packageName); 20704 return; 20705 } 20706 } else { 20707 packages = mPackages.values(); 20708 } 20709 20710 for (PackageParser.Package pkg : packages) { 20711 ipw.println("[" + pkg.packageName + "]"); 20712 ipw.increaseIndent(); 20713 mPackageDexOptimizer.dumpDexoptState(ipw, pkg); 20714 ipw.decreaseIndent(); 20715 } 20716 } 20717 20718 private void dumpCompilerStatsLPr(PrintWriter pw, String packageName) { 20719 final IndentingPrintWriter ipw = new IndentingPrintWriter(pw, " ", 120); 20720 ipw.println(); 20721 ipw.println("Compiler stats:"); 20722 ipw.increaseIndent(); 20723 Collection<PackageParser.Package> packages = null; 20724 if (packageName != null) { 20725 PackageParser.Package targetPackage = mPackages.get(packageName); 20726 if (targetPackage != null) { 20727 packages = Collections.singletonList(targetPackage); 20728 } else { 20729 ipw.println("Unable to find package: " + packageName); 20730 return; 20731 } 20732 } else { 20733 packages = mPackages.values(); 20734 } 20735 20736 for (PackageParser.Package pkg : packages) { 20737 ipw.println("[" + pkg.packageName + "]"); 20738 ipw.increaseIndent(); 20739 20740 CompilerStats.PackageStats stats = getCompilerPackageStats(pkg.packageName); 20741 if (stats == null) { 20742 ipw.println("(No recorded stats)"); 20743 } else { 20744 stats.dump(ipw); 20745 } 20746 ipw.decreaseIndent(); 20747 } 20748 } 20749 20750 private String dumpDomainString(String packageName) { 20751 List<IntentFilterVerificationInfo> iviList = getIntentFilterVerifications(packageName) 20752 .getList(); 20753 List<IntentFilter> filters = getAllIntentFilters(packageName).getList(); 20754 20755 ArraySet<String> result = new ArraySet<>(); 20756 if (iviList.size() > 0) { 20757 for (IntentFilterVerificationInfo ivi : iviList) { 20758 for (String host : ivi.getDomains()) { 20759 result.add(host); 20760 } 20761 } 20762 } 20763 if (filters != null && filters.size() > 0) { 20764 for (IntentFilter filter : filters) { 20765 if (filter.hasCategory(Intent.CATEGORY_BROWSABLE) 20766 && (filter.hasDataScheme(IntentFilter.SCHEME_HTTP) || 20767 filter.hasDataScheme(IntentFilter.SCHEME_HTTPS))) { 20768 result.addAll(filter.getHostsList()); 20769 } 20770 } 20771 } 20772 20773 StringBuilder sb = new StringBuilder(result.size() * 16); 20774 for (String domain : result) { 20775 if (sb.length() > 0) sb.append(" "); 20776 sb.append(domain); 20777 } 20778 return sb.toString(); 20779 } 20780 20781 // ------- apps on sdcard specific code ------- 20782 static final boolean DEBUG_SD_INSTALL = false; 20783 20784 private static final String SD_ENCRYPTION_KEYSTORE_NAME = "AppsOnSD"; 20785 20786 private static final String SD_ENCRYPTION_ALGORITHM = "AES"; 20787 20788 private boolean mMediaMounted = false; 20789 20790 static String getEncryptKey() { 20791 try { 20792 String sdEncKey = SystemKeyStore.getInstance().retrieveKeyHexString( 20793 SD_ENCRYPTION_KEYSTORE_NAME); 20794 if (sdEncKey == null) { 20795 sdEncKey = SystemKeyStore.getInstance().generateNewKeyHexString(128, 20796 SD_ENCRYPTION_ALGORITHM, SD_ENCRYPTION_KEYSTORE_NAME); 20797 if (sdEncKey == null) { 20798 Slog.e(TAG, "Failed to create encryption keys"); 20799 return null; 20800 } 20801 } 20802 return sdEncKey; 20803 } catch (NoSuchAlgorithmException nsae) { 20804 Slog.e(TAG, "Failed to create encryption keys with exception: " + nsae); 20805 return null; 20806 } catch (IOException ioe) { 20807 Slog.e(TAG, "Failed to retrieve encryption keys with exception: " + ioe); 20808 return null; 20809 } 20810 } 20811 20812 /* 20813 * Update media status on PackageManager. 20814 */ 20815 @Override 20816 public void updateExternalMediaStatus(final boolean mediaStatus, final boolean reportStatus) { 20817 int callingUid = Binder.getCallingUid(); 20818 if (callingUid != 0 && callingUid != Process.SYSTEM_UID) { 20819 throw new SecurityException("Media status can only be updated by the system"); 20820 } 20821 // reader; this apparently protects mMediaMounted, but should probably 20822 // be a different lock in that case. 20823 synchronized (mPackages) { 20824 Log.i(TAG, "Updating external media status from " 20825 + (mMediaMounted ? "mounted" : "unmounted") + " to " 20826 + (mediaStatus ? "mounted" : "unmounted")); 20827 if (DEBUG_SD_INSTALL) 20828 Log.i(TAG, "updateExternalMediaStatus:: mediaStatus=" + mediaStatus 20829 + ", mMediaMounted=" + mMediaMounted); 20830 if (mediaStatus == mMediaMounted) { 20831 final Message msg = mHandler.obtainMessage(UPDATED_MEDIA_STATUS, reportStatus ? 1 20832 : 0, -1); 20833 mHandler.sendMessage(msg); 20834 return; 20835 } 20836 mMediaMounted = mediaStatus; 20837 } 20838 // Queue up an async operation since the package installation may take a 20839 // little while. 20840 mHandler.post(new Runnable() { 20841 public void run() { 20842 updateExternalMediaStatusInner(mediaStatus, reportStatus, true); 20843 } 20844 }); 20845 } 20846 20847 /** 20848 * Called by StorageManagerService when the initial ASECs to scan are available. 20849 * Should block until all the ASEC containers are finished being scanned. 20850 */ 20851 public void scanAvailableAsecs() { 20852 updateExternalMediaStatusInner(true, false, false); 20853 } 20854 20855 /* 20856 * Collect information of applications on external media, map them against 20857 * existing containers and update information based on current mount status. 20858 * Please note that we always have to report status if reportStatus has been 20859 * set to true especially when unloading packages. 20860 */ 20861 private void updateExternalMediaStatusInner(boolean isMounted, boolean reportStatus, 20862 boolean externalStorage) { 20863 ArrayMap<AsecInstallArgs, String> processCids = new ArrayMap<>(); 20864 int[] uidArr = EmptyArray.INT; 20865 20866 final String[] list = PackageHelper.getSecureContainerList(); 20867 if (ArrayUtils.isEmpty(list)) { 20868 Log.i(TAG, "No secure containers found"); 20869 } else { 20870 // Process list of secure containers and categorize them 20871 // as active or stale based on their package internal state. 20872 20873 // reader 20874 synchronized (mPackages) { 20875 for (String cid : list) { 20876 // Leave stages untouched for now; installer service owns them 20877 if (PackageInstallerService.isStageName(cid)) continue; 20878 20879 if (DEBUG_SD_INSTALL) 20880 Log.i(TAG, "Processing container " + cid); 20881 String pkgName = getAsecPackageName(cid); 20882 if (pkgName == null) { 20883 Slog.i(TAG, "Found stale container " + cid + " with no package name"); 20884 continue; 20885 } 20886 if (DEBUG_SD_INSTALL) 20887 Log.i(TAG, "Looking for pkg : " + pkgName); 20888 20889 final PackageSetting ps = mSettings.mPackages.get(pkgName); 20890 if (ps == null) { 20891 Slog.i(TAG, "Found stale container " + cid + " with no matching settings"); 20892 continue; 20893 } 20894 20895 /* 20896 * Skip packages that are not external if we're unmounting 20897 * external storage. 20898 */ 20899 if (externalStorage && !isMounted && !isExternal(ps)) { 20900 continue; 20901 } 20902 20903 final AsecInstallArgs args = new AsecInstallArgs(cid, 20904 getAppDexInstructionSets(ps), ps.isForwardLocked()); 20905 // The package status is changed only if the code path 20906 // matches between settings and the container id. 20907 if (ps.codePathString != null 20908 && ps.codePathString.startsWith(args.getCodePath())) { 20909 if (DEBUG_SD_INSTALL) { 20910 Log.i(TAG, "Container : " + cid + " corresponds to pkg : " + pkgName 20911 + " at code path: " + ps.codePathString); 20912 } 20913 20914 // We do have a valid package installed on sdcard 20915 processCids.put(args, ps.codePathString); 20916 final int uid = ps.appId; 20917 if (uid != -1) { 20918 uidArr = ArrayUtils.appendInt(uidArr, uid); 20919 } 20920 } else { 20921 Slog.i(TAG, "Found stale container " + cid + ": expected codePath=" 20922 + ps.codePathString); 20923 } 20924 } 20925 } 20926 20927 Arrays.sort(uidArr); 20928 } 20929 20930 // Process packages with valid entries. 20931 if (isMounted) { 20932 if (DEBUG_SD_INSTALL) 20933 Log.i(TAG, "Loading packages"); 20934 loadMediaPackages(processCids, uidArr, externalStorage); 20935 startCleaningPackages(); 20936 mInstallerService.onSecureContainersAvailable(); 20937 } else { 20938 if (DEBUG_SD_INSTALL) 20939 Log.i(TAG, "Unloading packages"); 20940 unloadMediaPackages(processCids, uidArr, reportStatus); 20941 } 20942 } 20943 20944 private void sendResourcesChangedBroadcast(boolean mediaStatus, boolean replacing, 20945 ArrayList<ApplicationInfo> infos, IIntentReceiver finishedReceiver) { 20946 final int size = infos.size(); 20947 final String[] packageNames = new String[size]; 20948 final int[] packageUids = new int[size]; 20949 for (int i = 0; i < size; i++) { 20950 final ApplicationInfo info = infos.get(i); 20951 packageNames[i] = info.packageName; 20952 packageUids[i] = info.uid; 20953 } 20954 sendResourcesChangedBroadcast(mediaStatus, replacing, packageNames, packageUids, 20955 finishedReceiver); 20956 } 20957 20958 private void sendResourcesChangedBroadcast(boolean mediaStatus, boolean replacing, 20959 ArrayList<String> pkgList, int uidArr[], IIntentReceiver finishedReceiver) { 20960 sendResourcesChangedBroadcast(mediaStatus, replacing, 20961 pkgList.toArray(new String[pkgList.size()]), uidArr, finishedReceiver); 20962 } 20963 20964 private void sendResourcesChangedBroadcast(boolean mediaStatus, boolean replacing, 20965 String[] pkgList, int uidArr[], IIntentReceiver finishedReceiver) { 20966 int size = pkgList.length; 20967 if (size > 0) { 20968 // Send broadcasts here 20969 Bundle extras = new Bundle(); 20970 extras.putStringArray(Intent.EXTRA_CHANGED_PACKAGE_LIST, pkgList); 20971 if (uidArr != null) { 20972 extras.putIntArray(Intent.EXTRA_CHANGED_UID_LIST, uidArr); 20973 } 20974 if (replacing) { 20975 extras.putBoolean(Intent.EXTRA_REPLACING, replacing); 20976 } 20977 String action = mediaStatus ? Intent.ACTION_EXTERNAL_APPLICATIONS_AVAILABLE 20978 : Intent.ACTION_EXTERNAL_APPLICATIONS_UNAVAILABLE; 20979 sendPackageBroadcast(action, null, extras, 0, null, finishedReceiver, null); 20980 } 20981 } 20982 20983 /* 20984 * Look at potentially valid container ids from processCids If package 20985 * information doesn't match the one on record or package scanning fails, 20986 * the cid is added to list of removeCids. We currently don't delete stale 20987 * containers. 20988 */ 20989 private void loadMediaPackages(ArrayMap<AsecInstallArgs, String> processCids, int[] uidArr, 20990 boolean externalStorage) { 20991 ArrayList<String> pkgList = new ArrayList<String>(); 20992 Set<AsecInstallArgs> keys = processCids.keySet(); 20993 20994 for (AsecInstallArgs args : keys) { 20995 String codePath = processCids.get(args); 20996 if (DEBUG_SD_INSTALL) 20997 Log.i(TAG, "Loading container : " + args.cid); 20998 int retCode = PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 20999 try { 21000 // Make sure there are no container errors first. 21001 if (args.doPreInstall(PackageManager.INSTALL_SUCCEEDED) != PackageManager.INSTALL_SUCCEEDED) { 21002 Slog.e(TAG, "Failed to mount cid : " + args.cid 21003 + " when installing from sdcard"); 21004 continue; 21005 } 21006 // Check code path here. 21007 if (codePath == null || !codePath.startsWith(args.getCodePath())) { 21008 Slog.e(TAG, "Container " + args.cid + " cachepath " + args.getCodePath() 21009 + " does not match one in settings " + codePath); 21010 continue; 21011 } 21012 // Parse package 21013 int parseFlags = mDefParseFlags; 21014 if (args.isExternalAsec()) { 21015 parseFlags |= PackageParser.PARSE_EXTERNAL_STORAGE; 21016 } 21017 if (args.isFwdLocked()) { 21018 parseFlags |= PackageParser.PARSE_FORWARD_LOCK; 21019 } 21020 21021 synchronized (mInstallLock) { 21022 PackageParser.Package pkg = null; 21023 try { 21024 // Sadly we don't know the package name yet to freeze it 21025 pkg = scanPackageTracedLI(new File(codePath), parseFlags, 21026 SCAN_IGNORE_FROZEN, 0, null); 21027 } catch (PackageManagerException e) { 21028 Slog.w(TAG, "Failed to scan " + codePath + ": " + e.getMessage()); 21029 } 21030 // Scan the package 21031 if (pkg != null) { 21032 /* 21033 * TODO why is the lock being held? doPostInstall is 21034 * called in other places without the lock. This needs 21035 * to be straightened out. 21036 */ 21037 // writer 21038 synchronized (mPackages) { 21039 retCode = PackageManager.INSTALL_SUCCEEDED; 21040 pkgList.add(pkg.packageName); 21041 // Post process args 21042 args.doPostInstall(PackageManager.INSTALL_SUCCEEDED, 21043 pkg.applicationInfo.uid); 21044 } 21045 } else { 21046 Slog.i(TAG, "Failed to install pkg from " + codePath + " from sdcard"); 21047 } 21048 } 21049 21050 } finally { 21051 if (retCode != PackageManager.INSTALL_SUCCEEDED) { 21052 Log.w(TAG, "Container " + args.cid + " is stale, retCode=" + retCode); 21053 } 21054 } 21055 } 21056 // writer 21057 synchronized (mPackages) { 21058 // If the platform SDK has changed since the last time we booted, 21059 // we need to re-grant app permission to catch any new ones that 21060 // appear. This is really a hack, and means that apps can in some 21061 // cases get permissions that the user didn't initially explicitly 21062 // allow... it would be nice to have some better way to handle 21063 // this situation. 21064 final VersionInfo ver = externalStorage ? mSettings.getExternalVersion() 21065 : mSettings.getInternalVersion(); 21066 final String volumeUuid = externalStorage ? StorageManager.UUID_PRIMARY_PHYSICAL 21067 : StorageManager.UUID_PRIVATE_INTERNAL; 21068 21069 int updateFlags = UPDATE_PERMISSIONS_ALL; 21070 if (ver.sdkVersion != mSdkVersion) { 21071 logCriticalInfo(Log.INFO, "Platform changed from " + ver.sdkVersion + " to " 21072 + mSdkVersion + "; regranting permissions for external"); 21073 updateFlags |= UPDATE_PERMISSIONS_REPLACE_PKG | UPDATE_PERMISSIONS_REPLACE_ALL; 21074 } 21075 updatePermissionsLPw(null, null, volumeUuid, updateFlags); 21076 21077 // Yay, everything is now upgraded 21078 ver.forceCurrent(); 21079 21080 // can downgrade to reader 21081 // Persist settings 21082 mSettings.writeLPr(); 21083 } 21084 // Send a broadcast to let everyone know we are done processing 21085 if (pkgList.size() > 0) { 21086 sendResourcesChangedBroadcast(true, false, pkgList, uidArr, null); 21087 } 21088 } 21089 21090 /* 21091 * Utility method to unload a list of specified containers 21092 */ 21093 private void unloadAllContainers(Set<AsecInstallArgs> cidArgs) { 21094 // Just unmount all valid containers. 21095 for (AsecInstallArgs arg : cidArgs) { 21096 synchronized (mInstallLock) { 21097 arg.doPostDeleteLI(false); 21098 } 21099 } 21100 } 21101 21102 /* 21103 * Unload packages mounted on external media. This involves deleting package 21104 * data from internal structures, sending broadcasts about disabled packages, 21105 * gc'ing to free up references, unmounting all secure containers 21106 * corresponding to packages on external media, and posting a 21107 * UPDATED_MEDIA_STATUS message if status has been requested. Please note 21108 * that we always have to post this message if status has been requested no 21109 * matter what. 21110 */ 21111 private void unloadMediaPackages(ArrayMap<AsecInstallArgs, String> processCids, int uidArr[], 21112 final boolean reportStatus) { 21113 if (DEBUG_SD_INSTALL) 21114 Log.i(TAG, "unloading media packages"); 21115 ArrayList<String> pkgList = new ArrayList<String>(); 21116 ArrayList<AsecInstallArgs> failedList = new ArrayList<AsecInstallArgs>(); 21117 final Set<AsecInstallArgs> keys = processCids.keySet(); 21118 for (AsecInstallArgs args : keys) { 21119 String pkgName = args.getPackageName(); 21120 if (DEBUG_SD_INSTALL) 21121 Log.i(TAG, "Trying to unload pkg : " + pkgName); 21122 // Delete package internally 21123 PackageRemovedInfo outInfo = new PackageRemovedInfo(); 21124 synchronized (mInstallLock) { 21125 final int deleteFlags = PackageManager.DELETE_KEEP_DATA; 21126 final boolean res; 21127 try (PackageFreezer freezer = freezePackageForDelete(pkgName, deleteFlags, 21128 "unloadMediaPackages")) { 21129 res = deletePackageLIF(pkgName, null, false, null, deleteFlags, outInfo, false, 21130 null); 21131 } 21132 if (res) { 21133 pkgList.add(pkgName); 21134 } else { 21135 Slog.e(TAG, "Failed to delete pkg from sdcard : " + pkgName); 21136 failedList.add(args); 21137 } 21138 } 21139 } 21140 21141 // reader 21142 synchronized (mPackages) { 21143 // We didn't update the settings after removing each package; 21144 // write them now for all packages. 21145 mSettings.writeLPr(); 21146 } 21147 21148 // We have to absolutely send UPDATED_MEDIA_STATUS only 21149 // after confirming that all the receivers processed the ordered 21150 // broadcast when packages get disabled, force a gc to clean things up. 21151 // and unload all the containers. 21152 if (pkgList.size() > 0) { 21153 sendResourcesChangedBroadcast(false, false, pkgList, uidArr, 21154 new IIntentReceiver.Stub() { 21155 public void performReceive(Intent intent, int resultCode, String data, 21156 Bundle extras, boolean ordered, boolean sticky, 21157 int sendingUser) throws RemoteException { 21158 Message msg = mHandler.obtainMessage(UPDATED_MEDIA_STATUS, 21159 reportStatus ? 1 : 0, 1, keys); 21160 mHandler.sendMessage(msg); 21161 } 21162 }); 21163 } else { 21164 Message msg = mHandler.obtainMessage(UPDATED_MEDIA_STATUS, reportStatus ? 1 : 0, -1, 21165 keys); 21166 mHandler.sendMessage(msg); 21167 } 21168 } 21169 21170 private void loadPrivatePackages(final VolumeInfo vol) { 21171 mHandler.post(new Runnable() { 21172 @Override 21173 public void run() { 21174 loadPrivatePackagesInner(vol); 21175 } 21176 }); 21177 } 21178 21179 private void loadPrivatePackagesInner(VolumeInfo vol) { 21180 final String volumeUuid = vol.fsUuid; 21181 if (TextUtils.isEmpty(volumeUuid)) { 21182 Slog.e(TAG, "Loading internal storage is probably a mistake; ignoring"); 21183 return; 21184 } 21185 21186 final ArrayList<PackageFreezer> freezers = new ArrayList<>(); 21187 final ArrayList<ApplicationInfo> loaded = new ArrayList<>(); 21188 final int parseFlags = mDefParseFlags | PackageParser.PARSE_EXTERNAL_STORAGE; 21189 21190 final VersionInfo ver; 21191 final List<PackageSetting> packages; 21192 synchronized (mPackages) { 21193 ver = mSettings.findOrCreateVersion(volumeUuid); 21194 packages = mSettings.getVolumePackagesLPr(volumeUuid); 21195 } 21196 21197 for (PackageSetting ps : packages) { 21198 freezers.add(freezePackage(ps.name, "loadPrivatePackagesInner")); 21199 synchronized (mInstallLock) { 21200 final PackageParser.Package pkg; 21201 try { 21202 pkg = scanPackageTracedLI(ps.codePath, parseFlags, SCAN_INITIAL, 0, null); 21203 loaded.add(pkg.applicationInfo); 21204 21205 } catch (PackageManagerException e) { 21206 Slog.w(TAG, "Failed to scan " + ps.codePath + ": " + e.getMessage()); 21207 } 21208 21209 if (!Build.FINGERPRINT.equals(ver.fingerprint)) { 21210 clearAppDataLIF(ps.pkg, UserHandle.USER_ALL, 21211 StorageManager.FLAG_STORAGE_DE | StorageManager.FLAG_STORAGE_CE 21212 | Installer.FLAG_CLEAR_CODE_CACHE_ONLY); 21213 } 21214 } 21215 } 21216 21217 // Reconcile app data for all started/unlocked users 21218 final StorageManager sm = mContext.getSystemService(StorageManager.class); 21219 final UserManager um = mContext.getSystemService(UserManager.class); 21220 UserManagerInternal umInternal = getUserManagerInternal(); 21221 for (UserInfo user : um.getUsers()) { 21222 final int flags; 21223 if (umInternal.isUserUnlockingOrUnlocked(user.id)) { 21224 flags = StorageManager.FLAG_STORAGE_DE | StorageManager.FLAG_STORAGE_CE; 21225 } else if (umInternal.isUserRunning(user.id)) { 21226 flags = StorageManager.FLAG_STORAGE_DE; 21227 } else { 21228 continue; 21229 } 21230 21231 try { 21232 sm.prepareUserStorage(volumeUuid, user.id, user.serialNumber, flags); 21233 synchronized (mInstallLock) { 21234 reconcileAppsDataLI(volumeUuid, user.id, flags, true /* migrateAppData */); 21235 } 21236 } catch (IllegalStateException e) { 21237 // Device was probably ejected, and we'll process that event momentarily 21238 Slog.w(TAG, "Failed to prepare storage: " + e); 21239 } 21240 } 21241 21242 synchronized (mPackages) { 21243 int updateFlags = UPDATE_PERMISSIONS_ALL; 21244 if (ver.sdkVersion != mSdkVersion) { 21245 logCriticalInfo(Log.INFO, "Platform changed from " + ver.sdkVersion + " to " 21246 + mSdkVersion + "; regranting permissions for " + volumeUuid); 21247 updateFlags |= UPDATE_PERMISSIONS_REPLACE_PKG | UPDATE_PERMISSIONS_REPLACE_ALL; 21248 } 21249 updatePermissionsLPw(null, null, volumeUuid, updateFlags); 21250 21251 // Yay, everything is now upgraded 21252 ver.forceCurrent(); 21253 21254 mSettings.writeLPr(); 21255 } 21256 21257 for (PackageFreezer freezer : freezers) { 21258 freezer.close(); 21259 } 21260 21261 if (DEBUG_INSTALL) Slog.d(TAG, "Loaded packages " + loaded); 21262 sendResourcesChangedBroadcast(true, false, loaded, null); 21263 } 21264 21265 private void unloadPrivatePackages(final VolumeInfo vol) { 21266 mHandler.post(new Runnable() { 21267 @Override 21268 public void run() { 21269 unloadPrivatePackagesInner(vol); 21270 } 21271 }); 21272 } 21273 21274 private void unloadPrivatePackagesInner(VolumeInfo vol) { 21275 final String volumeUuid = vol.fsUuid; 21276 if (TextUtils.isEmpty(volumeUuid)) { 21277 Slog.e(TAG, "Unloading internal storage is probably a mistake; ignoring"); 21278 return; 21279 } 21280 21281 final ArrayList<ApplicationInfo> unloaded = new ArrayList<>(); 21282 synchronized (mInstallLock) { 21283 synchronized (mPackages) { 21284 final List<PackageSetting> packages = mSettings.getVolumePackagesLPr(volumeUuid); 21285 for (PackageSetting ps : packages) { 21286 if (ps.pkg == null) continue; 21287 21288 final ApplicationInfo info = ps.pkg.applicationInfo; 21289 final int deleteFlags = PackageManager.DELETE_KEEP_DATA; 21290 final PackageRemovedInfo outInfo = new PackageRemovedInfo(); 21291 21292 try (PackageFreezer freezer = freezePackageForDelete(ps.name, deleteFlags, 21293 "unloadPrivatePackagesInner")) { 21294 if (deletePackageLIF(ps.name, null, false, null, deleteFlags, outInfo, 21295 false, null)) { 21296 unloaded.add(info); 21297 } else { 21298 Slog.w(TAG, "Failed to unload " + ps.codePath); 21299 } 21300 } 21301 21302 // Try very hard to release any references to this package 21303 // so we don't risk the system server being killed due to 21304 // open FDs 21305 AttributeCache.instance().removePackage(ps.name); 21306 } 21307 21308 mSettings.writeLPr(); 21309 } 21310 } 21311 21312 if (DEBUG_INSTALL) Slog.d(TAG, "Unloaded packages " + unloaded); 21313 sendResourcesChangedBroadcast(false, false, unloaded, null); 21314 21315 // Try very hard to release any references to this path so we don't risk 21316 // the system server being killed due to open FDs 21317 ResourcesManager.getInstance().invalidatePath(vol.getPath().getAbsolutePath()); 21318 21319 for (int i = 0; i < 3; i++) { 21320 System.gc(); 21321 System.runFinalization(); 21322 } 21323 } 21324 21325 private void assertPackageKnown(String volumeUuid, String packageName) 21326 throws PackageManagerException { 21327 synchronized (mPackages) { 21328 // Normalize package name to handle renamed packages 21329 packageName = normalizePackageNameLPr(packageName); 21330 21331 final PackageSetting ps = mSettings.mPackages.get(packageName); 21332 if (ps == null) { 21333 throw new PackageManagerException("Package " + packageName + " is unknown"); 21334 } else if (!TextUtils.equals(volumeUuid, ps.volumeUuid)) { 21335 throw new PackageManagerException( 21336 "Package " + packageName + " found on unknown volume " + volumeUuid 21337 + "; expected volume " + ps.volumeUuid); 21338 } 21339 } 21340 } 21341 21342 private void assertPackageKnownAndInstalled(String volumeUuid, String packageName, int userId) 21343 throws PackageManagerException { 21344 synchronized (mPackages) { 21345 // Normalize package name to handle renamed packages 21346 packageName = normalizePackageNameLPr(packageName); 21347 21348 final PackageSetting ps = mSettings.mPackages.get(packageName); 21349 if (ps == null) { 21350 throw new PackageManagerException("Package " + packageName + " is unknown"); 21351 } else if (!TextUtils.equals(volumeUuid, ps.volumeUuid)) { 21352 throw new PackageManagerException( 21353 "Package " + packageName + " found on unknown volume " + volumeUuid 21354 + "; expected volume " + ps.volumeUuid); 21355 } else if (!ps.getInstalled(userId)) { 21356 throw new PackageManagerException( 21357 "Package " + packageName + " not installed for user " + userId); 21358 } 21359 } 21360 } 21361 21362 private List<String> collectAbsoluteCodePaths() { 21363 synchronized (mPackages) { 21364 List<String> codePaths = new ArrayList<>(); 21365 final int packageCount = mSettings.mPackages.size(); 21366 for (int i = 0; i < packageCount; i++) { 21367 final PackageSetting ps = mSettings.mPackages.valueAt(i); 21368 codePaths.add(ps.codePath.getAbsolutePath()); 21369 } 21370 return codePaths; 21371 } 21372 } 21373 21374 /** 21375 * Examine all apps present on given mounted volume, and destroy apps that 21376 * aren't expected, either due to uninstallation or reinstallation on 21377 * another volume. 21378 */ 21379 private void reconcileApps(String volumeUuid) { 21380 List<String> absoluteCodePaths = collectAbsoluteCodePaths(); 21381 List<File> filesToDelete = null; 21382 21383 final File[] files = FileUtils.listFilesOrEmpty( 21384 Environment.getDataAppDirectory(volumeUuid)); 21385 for (File file : files) { 21386 final boolean isPackage = (isApkFile(file) || file.isDirectory()) 21387 && !PackageInstallerService.isStageName(file.getName()); 21388 if (!isPackage) { 21389 // Ignore entries which are not packages 21390 continue; 21391 } 21392 21393 String absolutePath = file.getAbsolutePath(); 21394 21395 boolean pathValid = false; 21396 final int absoluteCodePathCount = absoluteCodePaths.size(); 21397 for (int i = 0; i < absoluteCodePathCount; i++) { 21398 String absoluteCodePath = absoluteCodePaths.get(i); 21399 if (absolutePath.startsWith(absoluteCodePath)) { 21400 pathValid = true; 21401 break; 21402 } 21403 } 21404 21405 if (!pathValid) { 21406 if (filesToDelete == null) { 21407 filesToDelete = new ArrayList<>(); 21408 } 21409 filesToDelete.add(file); 21410 } 21411 } 21412 21413 if (filesToDelete != null) { 21414 final int fileToDeleteCount = filesToDelete.size(); 21415 for (int i = 0; i < fileToDeleteCount; i++) { 21416 File fileToDelete = filesToDelete.get(i); 21417 logCriticalInfo(Log.WARN, "Destroying orphaned" + fileToDelete); 21418 synchronized (mInstallLock) { 21419 removeCodePathLI(fileToDelete); 21420 } 21421 } 21422 } 21423 } 21424 21425 /** 21426 * Reconcile all app data for the given user. 21427 * <p> 21428 * Verifies that directories exist and that ownership and labeling is 21429 * correct for all installed apps on all mounted volumes. 21430 */ 21431 void reconcileAppsData(int userId, int flags, boolean migrateAppsData) { 21432 final StorageManager storage = mContext.getSystemService(StorageManager.class); 21433 for (VolumeInfo vol : storage.getWritablePrivateVolumes()) { 21434 final String volumeUuid = vol.getFsUuid(); 21435 synchronized (mInstallLock) { 21436 reconcileAppsDataLI(volumeUuid, userId, flags, migrateAppsData); 21437 } 21438 } 21439 } 21440 21441 /** 21442 * Reconcile all app data on given mounted volume. 21443 * <p> 21444 * Destroys app data that isn't expected, either due to uninstallation or 21445 * reinstallation on another volume. 21446 * <p> 21447 * Verifies that directories exist and that ownership and labeling is 21448 * correct for all installed apps. 21449 */ 21450 private void reconcileAppsDataLI(String volumeUuid, int userId, int flags, 21451 boolean migrateAppData) { 21452 Slog.v(TAG, "reconcileAppsData for " + volumeUuid + " u" + userId + " 0x" 21453 + Integer.toHexString(flags) + " migrateAppData=" + migrateAppData); 21454 21455 final File ceDir = Environment.getDataUserCeDirectory(volumeUuid, userId); 21456 final File deDir = Environment.getDataUserDeDirectory(volumeUuid, userId); 21457 21458 // First look for stale data that doesn't belong, and check if things 21459 // have changed since we did our last restorecon 21460 if ((flags & StorageManager.FLAG_STORAGE_CE) != 0) { 21461 if (StorageManager.isFileEncryptedNativeOrEmulated() 21462 && !StorageManager.isUserKeyUnlocked(userId)) { 21463 throw new RuntimeException( 21464 "Yikes, someone asked us to reconcile CE storage while " + userId 21465 + " was still locked; this would have caused massive data loss!"); 21466 } 21467 21468 final File[] files = FileUtils.listFilesOrEmpty(ceDir); 21469 for (File file : files) { 21470 final String packageName = file.getName(); 21471 try { 21472 assertPackageKnownAndInstalled(volumeUuid, packageName, userId); 21473 } catch (PackageManagerException e) { 21474 logCriticalInfo(Log.WARN, "Destroying " + file + " due to: " + e); 21475 try { 21476 mInstaller.destroyAppData(volumeUuid, packageName, userId, 21477 StorageManager.FLAG_STORAGE_CE, 0); 21478 } catch (InstallerException e2) { 21479 logCriticalInfo(Log.WARN, "Failed to destroy: " + e2); 21480 } 21481 } 21482 } 21483 } 21484 if ((flags & StorageManager.FLAG_STORAGE_DE) != 0) { 21485 final File[] files = FileUtils.listFilesOrEmpty(deDir); 21486 for (File file : files) { 21487 final String packageName = file.getName(); 21488 try { 21489 assertPackageKnownAndInstalled(volumeUuid, packageName, userId); 21490 } catch (PackageManagerException e) { 21491 logCriticalInfo(Log.WARN, "Destroying " + file + " due to: " + e); 21492 try { 21493 mInstaller.destroyAppData(volumeUuid, packageName, userId, 21494 StorageManager.FLAG_STORAGE_DE, 0); 21495 } catch (InstallerException e2) { 21496 logCriticalInfo(Log.WARN, "Failed to destroy: " + e2); 21497 } 21498 } 21499 } 21500 } 21501 21502 // Ensure that data directories are ready to roll for all packages 21503 // installed for this volume and user 21504 final List<PackageSetting> packages; 21505 synchronized (mPackages) { 21506 packages = mSettings.getVolumePackagesLPr(volumeUuid); 21507 } 21508 int preparedCount = 0; 21509 for (PackageSetting ps : packages) { 21510 final String packageName = ps.name; 21511 if (ps.pkg == null) { 21512 Slog.w(TAG, "Odd, missing scanned package " + packageName); 21513 // TODO: might be due to legacy ASEC apps; we should circle back 21514 // and reconcile again once they're scanned 21515 continue; 21516 } 21517 21518 if (ps.getInstalled(userId)) { 21519 prepareAppDataLIF(ps.pkg, userId, flags); 21520 21521 if (migrateAppData && maybeMigrateAppDataLIF(ps.pkg, userId)) { 21522 // We may have just shuffled around app data directories, so 21523 // prepare them one more time 21524 prepareAppDataLIF(ps.pkg, userId, flags); 21525 } 21526 21527 preparedCount++; 21528 } 21529 } 21530 21531 Slog.v(TAG, "reconcileAppsData finished " + preparedCount + " packages"); 21532 } 21533 21534 /** 21535 * Prepare app data for the given app just after it was installed or 21536 * upgraded. This method carefully only touches users that it's installed 21537 * for, and it forces a restorecon to handle any seinfo changes. 21538 * <p> 21539 * Verifies that directories exist and that ownership and labeling is 21540 * correct for all installed apps. If there is an ownership mismatch, it 21541 * will try recovering system apps by wiping data; third-party app data is 21542 * left intact. 21543 * <p> 21544 * <em>Note: To avoid a deadlock, do not call this method with {@code mPackages} lock held</em> 21545 */ 21546 private void prepareAppDataAfterInstallLIF(PackageParser.Package pkg) { 21547 final PackageSetting ps; 21548 synchronized (mPackages) { 21549 ps = mSettings.mPackages.get(pkg.packageName); 21550 mSettings.writeKernelMappingLPr(ps); 21551 } 21552 21553 final UserManager um = mContext.getSystemService(UserManager.class); 21554 UserManagerInternal umInternal = getUserManagerInternal(); 21555 for (UserInfo user : um.getUsers()) { 21556 final int flags; 21557 if (umInternal.isUserUnlockingOrUnlocked(user.id)) { 21558 flags = StorageManager.FLAG_STORAGE_DE | StorageManager.FLAG_STORAGE_CE; 21559 } else if (umInternal.isUserRunning(user.id)) { 21560 flags = StorageManager.FLAG_STORAGE_DE; 21561 } else { 21562 continue; 21563 } 21564 21565 if (ps.getInstalled(user.id)) { 21566 // TODO: when user data is locked, mark that we're still dirty 21567 prepareAppDataLIF(pkg, user.id, flags); 21568 } 21569 } 21570 } 21571 21572 /** 21573 * Prepare app data for the given app. 21574 * <p> 21575 * Verifies that directories exist and that ownership and labeling is 21576 * correct for all installed apps. If there is an ownership mismatch, this 21577 * will try recovering system apps by wiping data; third-party app data is 21578 * left intact. 21579 */ 21580 private void prepareAppDataLIF(PackageParser.Package pkg, int userId, int flags) { 21581 if (pkg == null) { 21582 Slog.wtf(TAG, "Package was null!", new Throwable()); 21583 return; 21584 } 21585 prepareAppDataLeafLIF(pkg, userId, flags); 21586 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 21587 for (int i = 0; i < childCount; i++) { 21588 prepareAppDataLeafLIF(pkg.childPackages.get(i), userId, flags); 21589 } 21590 } 21591 21592 private void prepareAppDataLeafLIF(PackageParser.Package pkg, int userId, int flags) { 21593 if (DEBUG_APP_DATA) { 21594 Slog.v(TAG, "prepareAppData for " + pkg.packageName + " u" + userId + " 0x" 21595 + Integer.toHexString(flags)); 21596 } 21597 21598 final String volumeUuid = pkg.volumeUuid; 21599 final String packageName = pkg.packageName; 21600 final ApplicationInfo app = pkg.applicationInfo; 21601 final int appId = UserHandle.getAppId(app.uid); 21602 21603 Preconditions.checkNotNull(app.seinfo); 21604 21605 long ceDataInode = -1; 21606 try { 21607 ceDataInode = mInstaller.createAppData(volumeUuid, packageName, userId, flags, 21608 appId, app.seinfo, app.targetSdkVersion); 21609 } catch (InstallerException e) { 21610 if (app.isSystemApp()) { 21611 logCriticalInfo(Log.ERROR, "Failed to create app data for " + packageName 21612 + ", but trying to recover: " + e); 21613 destroyAppDataLeafLIF(pkg, userId, flags); 21614 try { 21615 ceDataInode = mInstaller.createAppData(volumeUuid, packageName, userId, flags, 21616 appId, app.seinfo, app.targetSdkVersion); 21617 logCriticalInfo(Log.DEBUG, "Recovery succeeded!"); 21618 } catch (InstallerException e2) { 21619 logCriticalInfo(Log.DEBUG, "Recovery failed!"); 21620 } 21621 } else { 21622 Slog.e(TAG, "Failed to create app data for " + packageName + ": " + e); 21623 } 21624 } 21625 21626 if ((flags & StorageManager.FLAG_STORAGE_CE) != 0 && ceDataInode != -1) { 21627 // TODO: mark this structure as dirty so we persist it! 21628 synchronized (mPackages) { 21629 final PackageSetting ps = mSettings.mPackages.get(packageName); 21630 if (ps != null) { 21631 ps.setCeDataInode(ceDataInode, userId); 21632 } 21633 } 21634 } 21635 21636 prepareAppDataContentsLeafLIF(pkg, userId, flags); 21637 } 21638 21639 private void prepareAppDataContentsLIF(PackageParser.Package pkg, int userId, int flags) { 21640 if (pkg == null) { 21641 Slog.wtf(TAG, "Package was null!", new Throwable()); 21642 return; 21643 } 21644 prepareAppDataContentsLeafLIF(pkg, userId, flags); 21645 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 21646 for (int i = 0; i < childCount; i++) { 21647 prepareAppDataContentsLeafLIF(pkg.childPackages.get(i), userId, flags); 21648 } 21649 } 21650 21651 private void prepareAppDataContentsLeafLIF(PackageParser.Package pkg, int userId, int flags) { 21652 final String volumeUuid = pkg.volumeUuid; 21653 final String packageName = pkg.packageName; 21654 final ApplicationInfo app = pkg.applicationInfo; 21655 21656 if ((flags & StorageManager.FLAG_STORAGE_CE) != 0) { 21657 // Create a native library symlink only if we have native libraries 21658 // and if the native libraries are 32 bit libraries. We do not provide 21659 // this symlink for 64 bit libraries. 21660 if (app.primaryCpuAbi != null && !VMRuntime.is64BitAbi(app.primaryCpuAbi)) { 21661 final String nativeLibPath = app.nativeLibraryDir; 21662 try { 21663 mInstaller.linkNativeLibraryDirectory(volumeUuid, packageName, 21664 nativeLibPath, userId); 21665 } catch (InstallerException e) { 21666 Slog.e(TAG, "Failed to link native for " + packageName + ": " + e); 21667 } 21668 } 21669 } 21670 } 21671 21672 /** 21673 * For system apps on non-FBE devices, this method migrates any existing 21674 * CE/DE data to match the {@code defaultToDeviceProtectedStorage} flag 21675 * requested by the app. 21676 */ 21677 private boolean maybeMigrateAppDataLIF(PackageParser.Package pkg, int userId) { 21678 if (pkg.isSystemApp() && !StorageManager.isFileEncryptedNativeOrEmulated() 21679 && PackageManager.APPLY_DEFAULT_TO_DEVICE_PROTECTED_STORAGE) { 21680 final int storageTarget = pkg.applicationInfo.isDefaultToDeviceProtectedStorage() 21681 ? StorageManager.FLAG_STORAGE_DE : StorageManager.FLAG_STORAGE_CE; 21682 try { 21683 mInstaller.migrateAppData(pkg.volumeUuid, pkg.packageName, userId, 21684 storageTarget); 21685 } catch (InstallerException e) { 21686 logCriticalInfo(Log.WARN, 21687 "Failed to migrate " + pkg.packageName + ": " + e.getMessage()); 21688 } 21689 return true; 21690 } else { 21691 return false; 21692 } 21693 } 21694 21695 public PackageFreezer freezePackage(String packageName, String killReason) { 21696 return freezePackage(packageName, UserHandle.USER_ALL, killReason); 21697 } 21698 21699 public PackageFreezer freezePackage(String packageName, int userId, String killReason) { 21700 return new PackageFreezer(packageName, userId, killReason); 21701 } 21702 21703 public PackageFreezer freezePackageForInstall(String packageName, int installFlags, 21704 String killReason) { 21705 return freezePackageForInstall(packageName, UserHandle.USER_ALL, installFlags, killReason); 21706 } 21707 21708 public PackageFreezer freezePackageForInstall(String packageName, int userId, int installFlags, 21709 String killReason) { 21710 if ((installFlags & PackageManager.INSTALL_DONT_KILL_APP) != 0) { 21711 return new PackageFreezer(); 21712 } else { 21713 return freezePackage(packageName, userId, killReason); 21714 } 21715 } 21716 21717 public PackageFreezer freezePackageForDelete(String packageName, int deleteFlags, 21718 String killReason) { 21719 return freezePackageForDelete(packageName, UserHandle.USER_ALL, deleteFlags, killReason); 21720 } 21721 21722 public PackageFreezer freezePackageForDelete(String packageName, int userId, int deleteFlags, 21723 String killReason) { 21724 if ((deleteFlags & PackageManager.DELETE_DONT_KILL_APP) != 0) { 21725 return new PackageFreezer(); 21726 } else { 21727 return freezePackage(packageName, userId, killReason); 21728 } 21729 } 21730 21731 /** 21732 * Class that freezes and kills the given package upon creation, and 21733 * unfreezes it upon closing. This is typically used when doing surgery on 21734 * app code/data to prevent the app from running while you're working. 21735 */ 21736 private class PackageFreezer implements AutoCloseable { 21737 private final String mPackageName; 21738 private final PackageFreezer[] mChildren; 21739 21740 private final boolean mWeFroze; 21741 21742 private final AtomicBoolean mClosed = new AtomicBoolean(); 21743 private final CloseGuard mCloseGuard = CloseGuard.get(); 21744 21745 /** 21746 * Create and return a stub freezer that doesn't actually do anything, 21747 * typically used when someone requested 21748 * {@link PackageManager#INSTALL_DONT_KILL_APP} or 21749 * {@link PackageManager#DELETE_DONT_KILL_APP}. 21750 */ 21751 public PackageFreezer() { 21752 mPackageName = null; 21753 mChildren = null; 21754 mWeFroze = false; 21755 mCloseGuard.open("close"); 21756 } 21757 21758 public PackageFreezer(String packageName, int userId, String killReason) { 21759 synchronized (mPackages) { 21760 mPackageName = packageName; 21761 mWeFroze = mFrozenPackages.add(mPackageName); 21762 21763 final PackageSetting ps = mSettings.mPackages.get(mPackageName); 21764 if (ps != null) { 21765 killApplication(ps.name, ps.appId, userId, killReason); 21766 } 21767 21768 final PackageParser.Package p = mPackages.get(packageName); 21769 if (p != null && p.childPackages != null) { 21770 final int N = p.childPackages.size(); 21771 mChildren = new PackageFreezer[N]; 21772 for (int i = 0; i < N; i++) { 21773 mChildren[i] = new PackageFreezer(p.childPackages.get(i).packageName, 21774 userId, killReason); 21775 } 21776 } else { 21777 mChildren = null; 21778 } 21779 } 21780 mCloseGuard.open("close"); 21781 } 21782 21783 @Override 21784 protected void finalize() throws Throwable { 21785 try { 21786 mCloseGuard.warnIfOpen(); 21787 close(); 21788 } finally { 21789 super.finalize(); 21790 } 21791 } 21792 21793 @Override 21794 public void close() { 21795 mCloseGuard.close(); 21796 if (mClosed.compareAndSet(false, true)) { 21797 synchronized (mPackages) { 21798 if (mWeFroze) { 21799 mFrozenPackages.remove(mPackageName); 21800 } 21801 21802 if (mChildren != null) { 21803 for (PackageFreezer freezer : mChildren) { 21804 freezer.close(); 21805 } 21806 } 21807 } 21808 } 21809 } 21810 } 21811 21812 /** 21813 * Verify that given package is currently frozen. 21814 */ 21815 private void checkPackageFrozen(String packageName) { 21816 synchronized (mPackages) { 21817 if (!mFrozenPackages.contains(packageName)) { 21818 Slog.wtf(TAG, "Expected " + packageName + " to be frozen!", new Throwable()); 21819 } 21820 } 21821 } 21822 21823 @Override 21824 public int movePackage(final String packageName, final String volumeUuid) { 21825 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MOVE_PACKAGE, null); 21826 21827 final UserHandle user = new UserHandle(UserHandle.getCallingUserId()); 21828 final int moveId = mNextMoveId.getAndIncrement(); 21829 mHandler.post(new Runnable() { 21830 @Override 21831 public void run() { 21832 try { 21833 movePackageInternal(packageName, volumeUuid, moveId, user); 21834 } catch (PackageManagerException e) { 21835 Slog.w(TAG, "Failed to move " + packageName, e); 21836 mMoveCallbacks.notifyStatusChanged(moveId, 21837 PackageManager.MOVE_FAILED_INTERNAL_ERROR); 21838 } 21839 } 21840 }); 21841 return moveId; 21842 } 21843 21844 private void movePackageInternal(final String packageName, final String volumeUuid, 21845 final int moveId, UserHandle user) throws PackageManagerException { 21846 final StorageManager storage = mContext.getSystemService(StorageManager.class); 21847 final PackageManager pm = mContext.getPackageManager(); 21848 21849 final boolean currentAsec; 21850 final String currentVolumeUuid; 21851 final File codeFile; 21852 final String installerPackageName; 21853 final String packageAbiOverride; 21854 final int appId; 21855 final String seinfo; 21856 final String label; 21857 final int targetSdkVersion; 21858 final PackageFreezer freezer; 21859 final int[] installedUserIds; 21860 21861 // reader 21862 synchronized (mPackages) { 21863 final PackageParser.Package pkg = mPackages.get(packageName); 21864 final PackageSetting ps = mSettings.mPackages.get(packageName); 21865 if (pkg == null || ps == null) { 21866 throw new PackageManagerException(MOVE_FAILED_DOESNT_EXIST, "Missing package"); 21867 } 21868 21869 if (pkg.applicationInfo.isSystemApp()) { 21870 throw new PackageManagerException(MOVE_FAILED_SYSTEM_PACKAGE, 21871 "Cannot move system application"); 21872 } 21873 21874 final boolean isInternalStorage = VolumeInfo.ID_PRIVATE_INTERNAL.equals(volumeUuid); 21875 final boolean allow3rdPartyOnInternal = mContext.getResources().getBoolean( 21876 com.android.internal.R.bool.config_allow3rdPartyAppOnInternal); 21877 if (isInternalStorage && !allow3rdPartyOnInternal) { 21878 throw new PackageManagerException(MOVE_FAILED_3RD_PARTY_NOT_ALLOWED_ON_INTERNAL, 21879 "3rd party apps are not allowed on internal storage"); 21880 } 21881 21882 if (pkg.applicationInfo.isExternalAsec()) { 21883 currentAsec = true; 21884 currentVolumeUuid = StorageManager.UUID_PRIMARY_PHYSICAL; 21885 } else if (pkg.applicationInfo.isForwardLocked()) { 21886 currentAsec = true; 21887 currentVolumeUuid = "forward_locked"; 21888 } else { 21889 currentAsec = false; 21890 currentVolumeUuid = ps.volumeUuid; 21891 21892 final File probe = new File(pkg.codePath); 21893 final File probeOat = new File(probe, "oat"); 21894 if (!probe.isDirectory() || !probeOat.isDirectory()) { 21895 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 21896 "Move only supported for modern cluster style installs"); 21897 } 21898 } 21899 21900 if (Objects.equals(currentVolumeUuid, volumeUuid)) { 21901 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 21902 "Package already moved to " + volumeUuid); 21903 } 21904 if (pkg.applicationInfo.isInternal() && isPackageDeviceAdminOnAnyUser(packageName)) { 21905 throw new PackageManagerException(MOVE_FAILED_DEVICE_ADMIN, 21906 "Device admin cannot be moved"); 21907 } 21908 21909 if (mFrozenPackages.contains(packageName)) { 21910 throw new PackageManagerException(MOVE_FAILED_OPERATION_PENDING, 21911 "Failed to move already frozen package"); 21912 } 21913 21914 codeFile = new File(pkg.codePath); 21915 installerPackageName = ps.installerPackageName; 21916 packageAbiOverride = ps.cpuAbiOverrideString; 21917 appId = UserHandle.getAppId(pkg.applicationInfo.uid); 21918 seinfo = pkg.applicationInfo.seinfo; 21919 label = String.valueOf(pm.getApplicationLabel(pkg.applicationInfo)); 21920 targetSdkVersion = pkg.applicationInfo.targetSdkVersion; 21921 freezer = freezePackage(packageName, "movePackageInternal"); 21922 installedUserIds = ps.queryInstalledUsers(sUserManager.getUserIds(), true); 21923 } 21924 21925 final Bundle extras = new Bundle(); 21926 extras.putString(Intent.EXTRA_PACKAGE_NAME, packageName); 21927 extras.putString(Intent.EXTRA_TITLE, label); 21928 mMoveCallbacks.notifyCreated(moveId, extras); 21929 21930 int installFlags; 21931 final boolean moveCompleteApp; 21932 final File measurePath; 21933 21934 if (Objects.equals(StorageManager.UUID_PRIVATE_INTERNAL, volumeUuid)) { 21935 installFlags = INSTALL_INTERNAL; 21936 moveCompleteApp = !currentAsec; 21937 measurePath = Environment.getDataAppDirectory(volumeUuid); 21938 } else if (Objects.equals(StorageManager.UUID_PRIMARY_PHYSICAL, volumeUuid)) { 21939 installFlags = INSTALL_EXTERNAL; 21940 moveCompleteApp = false; 21941 measurePath = storage.getPrimaryPhysicalVolume().getPath(); 21942 } else { 21943 final VolumeInfo volume = storage.findVolumeByUuid(volumeUuid); 21944 if (volume == null || volume.getType() != VolumeInfo.TYPE_PRIVATE 21945 || !volume.isMountedWritable()) { 21946 freezer.close(); 21947 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 21948 "Move location not mounted private volume"); 21949 } 21950 21951 Preconditions.checkState(!currentAsec); 21952 21953 installFlags = INSTALL_INTERNAL; 21954 moveCompleteApp = true; 21955 measurePath = Environment.getDataAppDirectory(volumeUuid); 21956 } 21957 21958 final PackageStats stats = new PackageStats(null, -1); 21959 synchronized (mInstaller) { 21960 for (int userId : installedUserIds) { 21961 if (!getPackageSizeInfoLI(packageName, userId, stats)) { 21962 freezer.close(); 21963 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 21964 "Failed to measure package size"); 21965 } 21966 } 21967 } 21968 21969 if (DEBUG_INSTALL) Slog.d(TAG, "Measured code size " + stats.codeSize + ", data size " 21970 + stats.dataSize); 21971 21972 final long startFreeBytes = measurePath.getFreeSpace(); 21973 final long sizeBytes; 21974 if (moveCompleteApp) { 21975 sizeBytes = stats.codeSize + stats.dataSize; 21976 } else { 21977 sizeBytes = stats.codeSize; 21978 } 21979 21980 if (sizeBytes > storage.getStorageBytesUntilLow(measurePath)) { 21981 freezer.close(); 21982 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 21983 "Not enough free space to move"); 21984 } 21985 21986 mMoveCallbacks.notifyStatusChanged(moveId, 10); 21987 21988 final CountDownLatch installedLatch = new CountDownLatch(1); 21989 final IPackageInstallObserver2 installObserver = new IPackageInstallObserver2.Stub() { 21990 @Override 21991 public void onUserActionRequired(Intent intent) throws RemoteException { 21992 throw new IllegalStateException(); 21993 } 21994 21995 @Override 21996 public void onPackageInstalled(String basePackageName, int returnCode, String msg, 21997 Bundle extras) throws RemoteException { 21998 if (DEBUG_INSTALL) Slog.d(TAG, "Install result for move: " 21999 + PackageManager.installStatusToString(returnCode, msg)); 22000 22001 installedLatch.countDown(); 22002 freezer.close(); 22003 22004 final int status = PackageManager.installStatusToPublicStatus(returnCode); 22005 switch (status) { 22006 case PackageInstaller.STATUS_SUCCESS: 22007 mMoveCallbacks.notifyStatusChanged(moveId, 22008 PackageManager.MOVE_SUCCEEDED); 22009 break; 22010 case PackageInstaller.STATUS_FAILURE_STORAGE: 22011 mMoveCallbacks.notifyStatusChanged(moveId, 22012 PackageManager.MOVE_FAILED_INSUFFICIENT_STORAGE); 22013 break; 22014 default: 22015 mMoveCallbacks.notifyStatusChanged(moveId, 22016 PackageManager.MOVE_FAILED_INTERNAL_ERROR); 22017 break; 22018 } 22019 } 22020 }; 22021 22022 final MoveInfo move; 22023 if (moveCompleteApp) { 22024 // Kick off a thread to report progress estimates 22025 new Thread() { 22026 @Override 22027 public void run() { 22028 while (true) { 22029 try { 22030 if (installedLatch.await(1, TimeUnit.SECONDS)) { 22031 break; 22032 } 22033 } catch (InterruptedException ignored) { 22034 } 22035 22036 final long deltaFreeBytes = startFreeBytes - measurePath.getFreeSpace(); 22037 final int progress = 10 + (int) MathUtils.constrain( 22038 ((deltaFreeBytes * 80) / sizeBytes), 0, 80); 22039 mMoveCallbacks.notifyStatusChanged(moveId, progress); 22040 } 22041 } 22042 }.start(); 22043 22044 final String dataAppName = codeFile.getName(); 22045 move = new MoveInfo(moveId, currentVolumeUuid, volumeUuid, packageName, 22046 dataAppName, appId, seinfo, targetSdkVersion); 22047 } else { 22048 move = null; 22049 } 22050 22051 installFlags |= PackageManager.INSTALL_REPLACE_EXISTING; 22052 22053 final Message msg = mHandler.obtainMessage(INIT_COPY); 22054 final OriginInfo origin = OriginInfo.fromExistingFile(codeFile); 22055 final InstallParams params = new InstallParams(origin, move, installObserver, installFlags, 22056 installerPackageName, volumeUuid, null /*verificationInfo*/, user, 22057 packageAbiOverride, null /*grantedPermissions*/, null /*certificates*/, 22058 PackageManager.INSTALL_REASON_UNKNOWN); 22059 params.setTraceMethod("movePackage").setTraceCookie(System.identityHashCode(params)); 22060 msg.obj = params; 22061 22062 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "movePackage", 22063 System.identityHashCode(msg.obj)); 22064 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "queueInstall", 22065 System.identityHashCode(msg.obj)); 22066 22067 mHandler.sendMessage(msg); 22068 } 22069 22070 @Override 22071 public int movePrimaryStorage(String volumeUuid) throws RemoteException { 22072 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MOVE_PACKAGE, null); 22073 22074 final int realMoveId = mNextMoveId.getAndIncrement(); 22075 final Bundle extras = new Bundle(); 22076 extras.putString(VolumeRecord.EXTRA_FS_UUID, volumeUuid); 22077 mMoveCallbacks.notifyCreated(realMoveId, extras); 22078 22079 final IPackageMoveObserver callback = new IPackageMoveObserver.Stub() { 22080 @Override 22081 public void onCreated(int moveId, Bundle extras) { 22082 // Ignored 22083 } 22084 22085 @Override 22086 public void onStatusChanged(int moveId, int status, long estMillis) { 22087 mMoveCallbacks.notifyStatusChanged(realMoveId, status, estMillis); 22088 } 22089 }; 22090 22091 final StorageManager storage = mContext.getSystemService(StorageManager.class); 22092 storage.setPrimaryStorageUuid(volumeUuid, callback); 22093 return realMoveId; 22094 } 22095 22096 @Override 22097 public int getMoveStatus(int moveId) { 22098 mContext.enforceCallingOrSelfPermission( 22099 android.Manifest.permission.MOUNT_UNMOUNT_FILESYSTEMS, null); 22100 return mMoveCallbacks.mLastStatus.get(moveId); 22101 } 22102 22103 @Override 22104 public void registerMoveCallback(IPackageMoveObserver callback) { 22105 mContext.enforceCallingOrSelfPermission( 22106 android.Manifest.permission.MOUNT_UNMOUNT_FILESYSTEMS, null); 22107 mMoveCallbacks.register(callback); 22108 } 22109 22110 @Override 22111 public void unregisterMoveCallback(IPackageMoveObserver callback) { 22112 mContext.enforceCallingOrSelfPermission( 22113 android.Manifest.permission.MOUNT_UNMOUNT_FILESYSTEMS, null); 22114 mMoveCallbacks.unregister(callback); 22115 } 22116 22117 @Override 22118 public boolean setInstallLocation(int loc) { 22119 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.WRITE_SECURE_SETTINGS, 22120 null); 22121 if (getInstallLocation() == loc) { 22122 return true; 22123 } 22124 if (loc == PackageHelper.APP_INSTALL_AUTO || loc == PackageHelper.APP_INSTALL_INTERNAL 22125 || loc == PackageHelper.APP_INSTALL_EXTERNAL) { 22126 android.provider.Settings.Global.putInt(mContext.getContentResolver(), 22127 android.provider.Settings.Global.DEFAULT_INSTALL_LOCATION, loc); 22128 return true; 22129 } 22130 return false; 22131 } 22132 22133 @Override 22134 public int getInstallLocation() { 22135 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 22136 android.provider.Settings.Global.DEFAULT_INSTALL_LOCATION, 22137 PackageHelper.APP_INSTALL_AUTO); 22138 } 22139 22140 /** Called by UserManagerService */ 22141 void cleanUpUser(UserManagerService userManager, int userHandle) { 22142 synchronized (mPackages) { 22143 mDirtyUsers.remove(userHandle); 22144 mUserNeedsBadging.delete(userHandle); 22145 mSettings.removeUserLPw(userHandle); 22146 mPendingBroadcasts.remove(userHandle); 22147 mInstantAppRegistry.onUserRemovedLPw(userHandle); 22148 removeUnusedPackagesLPw(userManager, userHandle); 22149 } 22150 } 22151 22152 /** 22153 * We're removing userHandle and would like to remove any downloaded packages 22154 * that are no longer in use by any other user. 22155 * @param userHandle the user being removed 22156 */ 22157 private void removeUnusedPackagesLPw(UserManagerService userManager, final int userHandle) { 22158 final boolean DEBUG_CLEAN_APKS = false; 22159 int [] users = userManager.getUserIds(); 22160 Iterator<PackageSetting> psit = mSettings.mPackages.values().iterator(); 22161 while (psit.hasNext()) { 22162 PackageSetting ps = psit.next(); 22163 if (ps.pkg == null) { 22164 continue; 22165 } 22166 final String packageName = ps.pkg.packageName; 22167 // Skip over if system app 22168 if ((ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) != 0) { 22169 continue; 22170 } 22171 if (DEBUG_CLEAN_APKS) { 22172 Slog.i(TAG, "Checking package " + packageName); 22173 } 22174 boolean keep = shouldKeepUninstalledPackageLPr(packageName); 22175 if (keep) { 22176 if (DEBUG_CLEAN_APKS) { 22177 Slog.i(TAG, " Keeping package " + packageName + " - requested by DO"); 22178 } 22179 } else { 22180 for (int i = 0; i < users.length; i++) { 22181 if (users[i] != userHandle && ps.getInstalled(users[i])) { 22182 keep = true; 22183 if (DEBUG_CLEAN_APKS) { 22184 Slog.i(TAG, " Keeping package " + packageName + " for user " 22185 + users[i]); 22186 } 22187 break; 22188 } 22189 } 22190 } 22191 if (!keep) { 22192 if (DEBUG_CLEAN_APKS) { 22193 Slog.i(TAG, " Removing package " + packageName); 22194 } 22195 mHandler.post(new Runnable() { 22196 public void run() { 22197 deletePackageX(packageName, PackageManager.VERSION_CODE_HIGHEST, 22198 userHandle, 0); 22199 } //end run 22200 }); 22201 } 22202 } 22203 } 22204 22205 /** Called by UserManagerService */ 22206 void createNewUser(int userId, String[] disallowedPackages) { 22207 synchronized (mInstallLock) { 22208 mSettings.createNewUserLI(this, mInstaller, userId, disallowedPackages); 22209 } 22210 synchronized (mPackages) { 22211 scheduleWritePackageRestrictionsLocked(userId); 22212 scheduleWritePackageListLocked(userId); 22213 applyFactoryDefaultBrowserLPw(userId); 22214 primeDomainVerificationsLPw(userId); 22215 } 22216 } 22217 22218 void onNewUserCreated(final int userId) { 22219 mDefaultPermissionPolicy.grantDefaultPermissions(userId); 22220 // If permission review for legacy apps is required, we represent 22221 // dagerous permissions for such apps as always granted runtime 22222 // permissions to keep per user flag state whether review is needed. 22223 // Hence, if a new user is added we have to propagate dangerous 22224 // permission grants for these legacy apps. 22225 if (mPermissionReviewRequired) { 22226 updatePermissionsLPw(null, null, UPDATE_PERMISSIONS_ALL 22227 | UPDATE_PERMISSIONS_REPLACE_ALL); 22228 } 22229 } 22230 22231 @Override 22232 public VerifierDeviceIdentity getVerifierDeviceIdentity() throws RemoteException { 22233 mContext.enforceCallingOrSelfPermission( 22234 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 22235 "Only package verification agents can read the verifier device identity"); 22236 22237 synchronized (mPackages) { 22238 return mSettings.getVerifierDeviceIdentityLPw(); 22239 } 22240 } 22241 22242 @Override 22243 public void setPermissionEnforced(String permission, boolean enforced) { 22244 // TODO: Now that we no longer change GID for storage, this should to away. 22245 mContext.enforceCallingOrSelfPermission(Manifest.permission.GRANT_RUNTIME_PERMISSIONS, 22246 "setPermissionEnforced"); 22247 if (READ_EXTERNAL_STORAGE.equals(permission)) { 22248 synchronized (mPackages) { 22249 if (mSettings.mReadExternalStorageEnforced == null 22250 || mSettings.mReadExternalStorageEnforced != enforced) { 22251 mSettings.mReadExternalStorageEnforced = enforced; 22252 mSettings.writeLPr(); 22253 } 22254 } 22255 // kill any non-foreground processes so we restart them and 22256 // grant/revoke the GID. 22257 final IActivityManager am = ActivityManager.getService(); 22258 if (am != null) { 22259 final long token = Binder.clearCallingIdentity(); 22260 try { 22261 am.killProcessesBelowForeground("setPermissionEnforcement"); 22262 } catch (RemoteException e) { 22263 } finally { 22264 Binder.restoreCallingIdentity(token); 22265 } 22266 } 22267 } else { 22268 throw new IllegalArgumentException("No selective enforcement for " + permission); 22269 } 22270 } 22271 22272 @Override 22273 @Deprecated 22274 public boolean isPermissionEnforced(String permission) { 22275 return true; 22276 } 22277 22278 @Override 22279 public boolean isStorageLow() { 22280 final long token = Binder.clearCallingIdentity(); 22281 try { 22282 final DeviceStorageMonitorInternal 22283 dsm = LocalServices.getService(DeviceStorageMonitorInternal.class); 22284 if (dsm != null) { 22285 return dsm.isMemoryLow(); 22286 } else { 22287 return false; 22288 } 22289 } finally { 22290 Binder.restoreCallingIdentity(token); 22291 } 22292 } 22293 22294 @Override 22295 public IPackageInstaller getPackageInstaller() { 22296 return mInstallerService; 22297 } 22298 22299 private boolean userNeedsBadging(int userId) { 22300 int index = mUserNeedsBadging.indexOfKey(userId); 22301 if (index < 0) { 22302 final UserInfo userInfo; 22303 final long token = Binder.clearCallingIdentity(); 22304 try { 22305 userInfo = sUserManager.getUserInfo(userId); 22306 } finally { 22307 Binder.restoreCallingIdentity(token); 22308 } 22309 final boolean b; 22310 if (userInfo != null && userInfo.isManagedProfile()) { 22311 b = true; 22312 } else { 22313 b = false; 22314 } 22315 mUserNeedsBadging.put(userId, b); 22316 return b; 22317 } 22318 return mUserNeedsBadging.valueAt(index); 22319 } 22320 22321 @Override 22322 public KeySet getKeySetByAlias(String packageName, String alias) { 22323 if (packageName == null || alias == null) { 22324 return null; 22325 } 22326 synchronized(mPackages) { 22327 final PackageParser.Package pkg = mPackages.get(packageName); 22328 if (pkg == null) { 22329 Slog.w(TAG, "KeySet requested for unknown package: " + packageName); 22330 throw new IllegalArgumentException("Unknown package: " + packageName); 22331 } 22332 KeySetManagerService ksms = mSettings.mKeySetManagerService; 22333 return new KeySet(ksms.getKeySetByAliasAndPackageNameLPr(packageName, alias)); 22334 } 22335 } 22336 22337 @Override 22338 public KeySet getSigningKeySet(String packageName) { 22339 if (packageName == null) { 22340 return null; 22341 } 22342 synchronized(mPackages) { 22343 final PackageParser.Package pkg = mPackages.get(packageName); 22344 if (pkg == null) { 22345 Slog.w(TAG, "KeySet requested for unknown package: " + packageName); 22346 throw new IllegalArgumentException("Unknown package: " + packageName); 22347 } 22348 if (pkg.applicationInfo.uid != Binder.getCallingUid() 22349 && Process.SYSTEM_UID != Binder.getCallingUid()) { 22350 throw new SecurityException("May not access signing KeySet of other apps."); 22351 } 22352 KeySetManagerService ksms = mSettings.mKeySetManagerService; 22353 return new KeySet(ksms.getSigningKeySetByPackageNameLPr(packageName)); 22354 } 22355 } 22356 22357 @Override 22358 public boolean isPackageSignedByKeySet(String packageName, KeySet ks) { 22359 if (packageName == null || ks == null) { 22360 return false; 22361 } 22362 synchronized(mPackages) { 22363 final PackageParser.Package pkg = mPackages.get(packageName); 22364 if (pkg == null) { 22365 Slog.w(TAG, "KeySet requested for unknown package: " + packageName); 22366 throw new IllegalArgumentException("Unknown package: " + packageName); 22367 } 22368 IBinder ksh = ks.getToken(); 22369 if (ksh instanceof KeySetHandle) { 22370 KeySetManagerService ksms = mSettings.mKeySetManagerService; 22371 return ksms.packageIsSignedByLPr(packageName, (KeySetHandle) ksh); 22372 } 22373 return false; 22374 } 22375 } 22376 22377 @Override 22378 public boolean isPackageSignedByKeySetExactly(String packageName, KeySet ks) { 22379 if (packageName == null || ks == null) { 22380 return false; 22381 } 22382 synchronized(mPackages) { 22383 final PackageParser.Package pkg = mPackages.get(packageName); 22384 if (pkg == null) { 22385 Slog.w(TAG, "KeySet requested for unknown package: " + packageName); 22386 throw new IllegalArgumentException("Unknown package: " + packageName); 22387 } 22388 IBinder ksh = ks.getToken(); 22389 if (ksh instanceof KeySetHandle) { 22390 KeySetManagerService ksms = mSettings.mKeySetManagerService; 22391 return ksms.packageIsSignedByExactlyLPr(packageName, (KeySetHandle) ksh); 22392 } 22393 return false; 22394 } 22395 } 22396 22397 private void deletePackageIfUnusedLPr(final String packageName) { 22398 PackageSetting ps = mSettings.mPackages.get(packageName); 22399 if (ps == null) { 22400 return; 22401 } 22402 if (!ps.isAnyInstalled(sUserManager.getUserIds())) { 22403 // TODO Implement atomic delete if package is unused 22404 // It is currently possible that the package will be deleted even if it is installed 22405 // after this method returns. 22406 mHandler.post(new Runnable() { 22407 public void run() { 22408 deletePackageX(packageName, PackageManager.VERSION_CODE_HIGHEST, 22409 0, PackageManager.DELETE_ALL_USERS); 22410 } 22411 }); 22412 } 22413 } 22414 22415 /** 22416 * Check and throw if the given before/after packages would be considered a 22417 * downgrade. 22418 */ 22419 private static void checkDowngrade(PackageParser.Package before, PackageInfoLite after) 22420 throws PackageManagerException { 22421 if (after.versionCode < before.mVersionCode) { 22422 throw new PackageManagerException(INSTALL_FAILED_VERSION_DOWNGRADE, 22423 "Update version code " + after.versionCode + " is older than current " 22424 + before.mVersionCode); 22425 } else if (after.versionCode == before.mVersionCode) { 22426 if (after.baseRevisionCode < before.baseRevisionCode) { 22427 throw new PackageManagerException(INSTALL_FAILED_VERSION_DOWNGRADE, 22428 "Update base revision code " + after.baseRevisionCode 22429 + " is older than current " + before.baseRevisionCode); 22430 } 22431 22432 if (!ArrayUtils.isEmpty(after.splitNames)) { 22433 for (int i = 0; i < after.splitNames.length; i++) { 22434 final String splitName = after.splitNames[i]; 22435 final int j = ArrayUtils.indexOf(before.splitNames, splitName); 22436 if (j != -1) { 22437 if (after.splitRevisionCodes[i] < before.splitRevisionCodes[j]) { 22438 throw new PackageManagerException(INSTALL_FAILED_VERSION_DOWNGRADE, 22439 "Update split " + splitName + " revision code " 22440 + after.splitRevisionCodes[i] + " is older than current " 22441 + before.splitRevisionCodes[j]); 22442 } 22443 } 22444 } 22445 } 22446 } 22447 } 22448 22449 private static class MoveCallbacks extends Handler { 22450 private static final int MSG_CREATED = 1; 22451 private static final int MSG_STATUS_CHANGED = 2; 22452 22453 private final RemoteCallbackList<IPackageMoveObserver> 22454 mCallbacks = new RemoteCallbackList<>(); 22455 22456 private final SparseIntArray mLastStatus = new SparseIntArray(); 22457 22458 public MoveCallbacks(Looper looper) { 22459 super(looper); 22460 } 22461 22462 public void register(IPackageMoveObserver callback) { 22463 mCallbacks.register(callback); 22464 } 22465 22466 public void unregister(IPackageMoveObserver callback) { 22467 mCallbacks.unregister(callback); 22468 } 22469 22470 @Override 22471 public void handleMessage(Message msg) { 22472 final SomeArgs args = (SomeArgs) msg.obj; 22473 final int n = mCallbacks.beginBroadcast(); 22474 for (int i = 0; i < n; i++) { 22475 final IPackageMoveObserver callback = mCallbacks.getBroadcastItem(i); 22476 try { 22477 invokeCallback(callback, msg.what, args); 22478 } catch (RemoteException ignored) { 22479 } 22480 } 22481 mCallbacks.finishBroadcast(); 22482 args.recycle(); 22483 } 22484 22485 private void invokeCallback(IPackageMoveObserver callback, int what, SomeArgs args) 22486 throws RemoteException { 22487 switch (what) { 22488 case MSG_CREATED: { 22489 callback.onCreated(args.argi1, (Bundle) args.arg2); 22490 break; 22491 } 22492 case MSG_STATUS_CHANGED: { 22493 callback.onStatusChanged(args.argi1, args.argi2, (long) args.arg3); 22494 break; 22495 } 22496 } 22497 } 22498 22499 private void notifyCreated(int moveId, Bundle extras) { 22500 Slog.v(TAG, "Move " + moveId + " created " + extras.toString()); 22501 22502 final SomeArgs args = SomeArgs.obtain(); 22503 args.argi1 = moveId; 22504 args.arg2 = extras; 22505 obtainMessage(MSG_CREATED, args).sendToTarget(); 22506 } 22507 22508 private void notifyStatusChanged(int moveId, int status) { 22509 notifyStatusChanged(moveId, status, -1); 22510 } 22511 22512 private void notifyStatusChanged(int moveId, int status, long estMillis) { 22513 Slog.v(TAG, "Move " + moveId + " status " + status); 22514 22515 final SomeArgs args = SomeArgs.obtain(); 22516 args.argi1 = moveId; 22517 args.argi2 = status; 22518 args.arg3 = estMillis; 22519 obtainMessage(MSG_STATUS_CHANGED, args).sendToTarget(); 22520 22521 synchronized (mLastStatus) { 22522 mLastStatus.put(moveId, status); 22523 } 22524 } 22525 } 22526 22527 private final static class OnPermissionChangeListeners extends Handler { 22528 private static final int MSG_ON_PERMISSIONS_CHANGED = 1; 22529 22530 private final RemoteCallbackList<IOnPermissionsChangeListener> mPermissionListeners = 22531 new RemoteCallbackList<>(); 22532 22533 public OnPermissionChangeListeners(Looper looper) { 22534 super(looper); 22535 } 22536 22537 @Override 22538 public void handleMessage(Message msg) { 22539 switch (msg.what) { 22540 case MSG_ON_PERMISSIONS_CHANGED: { 22541 final int uid = msg.arg1; 22542 handleOnPermissionsChanged(uid); 22543 } break; 22544 } 22545 } 22546 22547 public void addListenerLocked(IOnPermissionsChangeListener listener) { 22548 mPermissionListeners.register(listener); 22549 22550 } 22551 22552 public void removeListenerLocked(IOnPermissionsChangeListener listener) { 22553 mPermissionListeners.unregister(listener); 22554 } 22555 22556 public void onPermissionsChanged(int uid) { 22557 if (mPermissionListeners.getRegisteredCallbackCount() > 0) { 22558 obtainMessage(MSG_ON_PERMISSIONS_CHANGED, uid, 0).sendToTarget(); 22559 } 22560 } 22561 22562 private void handleOnPermissionsChanged(int uid) { 22563 final int count = mPermissionListeners.beginBroadcast(); 22564 try { 22565 for (int i = 0; i < count; i++) { 22566 IOnPermissionsChangeListener callback = mPermissionListeners 22567 .getBroadcastItem(i); 22568 try { 22569 callback.onPermissionsChanged(uid); 22570 } catch (RemoteException e) { 22571 Log.e(TAG, "Permission listener is dead", e); 22572 } 22573 } 22574 } finally { 22575 mPermissionListeners.finishBroadcast(); 22576 } 22577 } 22578 } 22579 22580 private class PackageManagerInternalImpl extends PackageManagerInternal { 22581 @Override 22582 public void setLocationPackagesProvider(PackagesProvider provider) { 22583 synchronized (mPackages) { 22584 mDefaultPermissionPolicy.setLocationPackagesProviderLPw(provider); 22585 } 22586 } 22587 22588 @Override 22589 public void setVoiceInteractionPackagesProvider(PackagesProvider provider) { 22590 synchronized (mPackages) { 22591 mDefaultPermissionPolicy.setVoiceInteractionPackagesProviderLPw(provider); 22592 } 22593 } 22594 22595 @Override 22596 public void setSmsAppPackagesProvider(PackagesProvider provider) { 22597 synchronized (mPackages) { 22598 mDefaultPermissionPolicy.setSmsAppPackagesProviderLPw(provider); 22599 } 22600 } 22601 22602 @Override 22603 public void setDialerAppPackagesProvider(PackagesProvider provider) { 22604 synchronized (mPackages) { 22605 mDefaultPermissionPolicy.setDialerAppPackagesProviderLPw(provider); 22606 } 22607 } 22608 22609 @Override 22610 public void setSimCallManagerPackagesProvider(PackagesProvider provider) { 22611 synchronized (mPackages) { 22612 mDefaultPermissionPolicy.setSimCallManagerPackagesProviderLPw(provider); 22613 } 22614 } 22615 22616 @Override 22617 public void setSyncAdapterPackagesprovider(SyncAdapterPackagesProvider provider) { 22618 synchronized (mPackages) { 22619 mDefaultPermissionPolicy.setSyncAdapterPackagesProviderLPw(provider); 22620 } 22621 } 22622 22623 @Override 22624 public void grantDefaultPermissionsToDefaultSmsApp(String packageName, int userId) { 22625 synchronized (mPackages) { 22626 mDefaultPermissionPolicy.grantDefaultPermissionsToDefaultSmsAppLPr( 22627 packageName, userId); 22628 } 22629 } 22630 22631 @Override 22632 public void grantDefaultPermissionsToDefaultDialerApp(String packageName, int userId) { 22633 synchronized (mPackages) { 22634 mSettings.setDefaultDialerPackageNameLPw(packageName, userId); 22635 mDefaultPermissionPolicy.grantDefaultPermissionsToDefaultDialerAppLPr( 22636 packageName, userId); 22637 } 22638 } 22639 22640 @Override 22641 public void grantDefaultPermissionsToDefaultSimCallManager(String packageName, int userId) { 22642 synchronized (mPackages) { 22643 mDefaultPermissionPolicy.grantDefaultPermissionsToDefaultSimCallManagerLPr( 22644 packageName, userId); 22645 } 22646 } 22647 22648 @Override 22649 public void setKeepUninstalledPackages(final List<String> packageList) { 22650 Preconditions.checkNotNull(packageList); 22651 List<String> removedFromList = null; 22652 synchronized (mPackages) { 22653 if (mKeepUninstalledPackages != null) { 22654 final int packagesCount = mKeepUninstalledPackages.size(); 22655 for (int i = 0; i < packagesCount; i++) { 22656 String oldPackage = mKeepUninstalledPackages.get(i); 22657 if (packageList != null && packageList.contains(oldPackage)) { 22658 continue; 22659 } 22660 if (removedFromList == null) { 22661 removedFromList = new ArrayList<>(); 22662 } 22663 removedFromList.add(oldPackage); 22664 } 22665 } 22666 mKeepUninstalledPackages = new ArrayList<>(packageList); 22667 if (removedFromList != null) { 22668 final int removedCount = removedFromList.size(); 22669 for (int i = 0; i < removedCount; i++) { 22670 deletePackageIfUnusedLPr(removedFromList.get(i)); 22671 } 22672 } 22673 } 22674 } 22675 22676 @Override 22677 public boolean isPermissionsReviewRequired(String packageName, int userId) { 22678 synchronized (mPackages) { 22679 // If we do not support permission review, done. 22680 if (!mPermissionReviewRequired) { 22681 return false; 22682 } 22683 22684 PackageSetting packageSetting = mSettings.mPackages.get(packageName); 22685 if (packageSetting == null) { 22686 return false; 22687 } 22688 22689 // Permission review applies only to apps not supporting the new permission model. 22690 if (packageSetting.pkg.applicationInfo.targetSdkVersion >= Build.VERSION_CODES.M) { 22691 return false; 22692 } 22693 22694 // Legacy apps have the permission and get user consent on launch. 22695 PermissionsState permissionsState = packageSetting.getPermissionsState(); 22696 return permissionsState.isPermissionReviewRequired(userId); 22697 } 22698 } 22699 22700 @Override 22701 public ApplicationInfo getApplicationInfo(String packageName, int userId) { 22702 return PackageManagerService.this.getApplicationInfo(packageName, 0 /*flags*/, userId); 22703 } 22704 22705 @Override 22706 public ComponentName getHomeActivitiesAsUser(List<ResolveInfo> allHomeCandidates, 22707 int userId) { 22708 return PackageManagerService.this.getHomeActivitiesAsUser(allHomeCandidates, userId); 22709 } 22710 22711 @Override 22712 public void setDeviceAndProfileOwnerPackages( 22713 int deviceOwnerUserId, String deviceOwnerPackage, 22714 SparseArray<String> profileOwnerPackages) { 22715 mProtectedPackages.setDeviceAndProfileOwnerPackages( 22716 deviceOwnerUserId, deviceOwnerPackage, profileOwnerPackages); 22717 } 22718 22719 @Override 22720 public boolean isPackageDataProtected(int userId, String packageName) { 22721 return mProtectedPackages.isPackageDataProtected(userId, packageName); 22722 } 22723 22724 @Override 22725 public boolean isPackageEphemeral(int userId, String packageName) { 22726 synchronized (mPackages) { 22727 PackageParser.Package p = mPackages.get(packageName); 22728 return p != null ? p.applicationInfo.isInstantApp() : false; 22729 } 22730 } 22731 22732 @Override 22733 public boolean wasPackageEverLaunched(String packageName, int userId) { 22734 synchronized (mPackages) { 22735 return mSettings.wasPackageEverLaunchedLPr(packageName, userId); 22736 } 22737 } 22738 22739 @Override 22740 public void grantRuntimePermission(String packageName, String name, int userId, 22741 boolean overridePolicy) { 22742 PackageManagerService.this.grantRuntimePermission(packageName, name, userId, 22743 overridePolicy); 22744 } 22745 22746 @Override 22747 public void revokeRuntimePermission(String packageName, String name, int userId, 22748 boolean overridePolicy) { 22749 PackageManagerService.this.revokeRuntimePermission(packageName, name, userId, 22750 overridePolicy); 22751 } 22752 22753 @Override 22754 public String getNameForUid(int uid) { 22755 return PackageManagerService.this.getNameForUid(uid); 22756 } 22757 22758 @Override 22759 public void requestEphemeralResolutionPhaseTwo(EphemeralResponse responseObj, 22760 Intent origIntent, String resolvedType, Intent launchIntent, 22761 String callingPackage, int userId) { 22762 PackageManagerService.this.requestEphemeralResolutionPhaseTwo( 22763 responseObj, origIntent, resolvedType, launchIntent, callingPackage, userId); 22764 } 22765 22766 @Override 22767 public void grantEphemeralAccess(int userId, Intent intent, 22768 int targetAppId, int ephemeralAppId) { 22769 synchronized (mPackages) { 22770 mInstantAppRegistry.grantInstantAccessLPw(userId, intent, 22771 targetAppId, ephemeralAppId); 22772 } 22773 } 22774 22775 @Override 22776 public void pruneInstantApps() { 22777 synchronized (mPackages) { 22778 mInstantAppRegistry.pruneInstantAppsLPw(); 22779 } 22780 } 22781 22782 @Override 22783 public String getSetupWizardPackageName() { 22784 return mSetupWizardPackage; 22785 } 22786 22787 public void setExternalSourcesPolicy(ExternalSourcesPolicy policy) { 22788 if (policy != null) { 22789 mExternalSourcesPolicy = policy; 22790 } 22791 } 22792 22793 @Override 22794 public boolean isPackagePersistent(String packageName) { 22795 synchronized (mPackages) { 22796 PackageParser.Package pkg = mPackages.get(packageName); 22797 return pkg != null 22798 ? ((pkg.applicationInfo.flags&(ApplicationInfo.FLAG_SYSTEM 22799 | ApplicationInfo.FLAG_PERSISTENT)) == 22800 (ApplicationInfo.FLAG_SYSTEM | ApplicationInfo.FLAG_PERSISTENT)) 22801 : false; 22802 } 22803 } 22804 22805 @Override 22806 public List<PackageInfo> getOverlayPackages(int userId) { 22807 final ArrayList<PackageInfo> overlayPackages = new ArrayList<PackageInfo>(); 22808 synchronized (mPackages) { 22809 for (PackageParser.Package p : mPackages.values()) { 22810 if (p.mOverlayTarget != null) { 22811 PackageInfo pkg = generatePackageInfo((PackageSetting)p.mExtras, 0, userId); 22812 if (pkg != null) { 22813 overlayPackages.add(pkg); 22814 } 22815 } 22816 } 22817 } 22818 return overlayPackages; 22819 } 22820 22821 @Override 22822 public List<String> getTargetPackageNames(int userId) { 22823 List<String> targetPackages = new ArrayList<>(); 22824 synchronized (mPackages) { 22825 for (PackageParser.Package p : mPackages.values()) { 22826 if (p.mOverlayTarget == null) { 22827 targetPackages.add(p.packageName); 22828 } 22829 } 22830 } 22831 return targetPackages; 22832 } 22833 22834 22835 @Override 22836 public boolean setEnabledOverlayPackages(int userId, String targetPackageName, 22837 List<String> overlayPackageNames) { 22838 // TODO: implement when we integrate OMS properly 22839 return false; 22840 } 22841 } 22842 22843 @Override 22844 public void grantDefaultPermissionsToEnabledCarrierApps(String[] packageNames, int userId) { 22845 enforceSystemOrPhoneCaller("grantPermissionsToEnabledCarrierApps"); 22846 synchronized (mPackages) { 22847 final long identity = Binder.clearCallingIdentity(); 22848 try { 22849 mDefaultPermissionPolicy.grantDefaultPermissionsToEnabledCarrierAppsLPr( 22850 packageNames, userId); 22851 } finally { 22852 Binder.restoreCallingIdentity(identity); 22853 } 22854 } 22855 } 22856 22857 @Override 22858 public void grantDefaultPermissionsToEnabledImsServices(String[] packageNames, int userId) { 22859 enforceSystemOrPhoneCaller("grantDefaultPermissionsToEnabledImsServices"); 22860 synchronized (mPackages) { 22861 final long identity = Binder.clearCallingIdentity(); 22862 try { 22863 mDefaultPermissionPolicy.grantDefaultPermissionsToEnabledImsServicesLPr( 22864 packageNames, userId); 22865 } finally { 22866 Binder.restoreCallingIdentity(identity); 22867 } 22868 } 22869 } 22870 22871 private static void enforceSystemOrPhoneCaller(String tag) { 22872 int callingUid = Binder.getCallingUid(); 22873 if (callingUid != Process.PHONE_UID && callingUid != Process.SYSTEM_UID) { 22874 throw new SecurityException( 22875 "Cannot call " + tag + " from UID " + callingUid); 22876 } 22877 } 22878 22879 boolean isHistoricalPackageUsageAvailable() { 22880 return mPackageUsage.isHistoricalPackageUsageAvailable(); 22881 } 22882 22883 /** 22884 * Return a <b>copy</b> of the collection of packages known to the package manager. 22885 * @return A copy of the values of mPackages. 22886 */ 22887 Collection<PackageParser.Package> getPackages() { 22888 synchronized (mPackages) { 22889 return new ArrayList<>(mPackages.values()); 22890 } 22891 } 22892 22893 /** 22894 * Logs process start information (including base APK hash) to the security log. 22895 * @hide 22896 */ 22897 public void logAppProcessStartIfNeeded(String processName, int uid, String seinfo, 22898 String apkFile, int pid) { 22899 if (!SecurityLog.isLoggingEnabled()) { 22900 return; 22901 } 22902 Bundle data = new Bundle(); 22903 data.putLong("startTimestamp", System.currentTimeMillis()); 22904 data.putString("processName", processName); 22905 data.putInt("uid", uid); 22906 data.putString("seinfo", seinfo); 22907 data.putString("apkFile", apkFile); 22908 data.putInt("pid", pid); 22909 Message msg = mProcessLoggingHandler.obtainMessage( 22910 ProcessLoggingHandler.LOG_APP_PROCESS_START_MSG); 22911 msg.setData(data); 22912 mProcessLoggingHandler.sendMessage(msg); 22913 } 22914 22915 public CompilerStats.PackageStats getCompilerPackageStats(String pkgName) { 22916 return mCompilerStats.getPackageStats(pkgName); 22917 } 22918 22919 public CompilerStats.PackageStats getOrCreateCompilerPackageStats(PackageParser.Package pkg) { 22920 return getOrCreateCompilerPackageStats(pkg.packageName); 22921 } 22922 22923 public CompilerStats.PackageStats getOrCreateCompilerPackageStats(String pkgName) { 22924 return mCompilerStats.getOrCreatePackageStats(pkgName); 22925 } 22926 22927 public void deleteCompilerPackageStats(String pkgName) { 22928 mCompilerStats.deletePackageStats(pkgName); 22929 } 22930 22931 @Override 22932 public int getInstallReason(String packageName, int userId) { 22933 enforceCrossUserPermission(Binder.getCallingUid(), userId, 22934 true /* requireFullPermission */, false /* checkShell */, 22935 "get install reason"); 22936 synchronized (mPackages) { 22937 final PackageSetting ps = mSettings.mPackages.get(packageName); 22938 if (ps != null) { 22939 return ps.getInstallReason(userId); 22940 } 22941 } 22942 return PackageManager.INSTALL_REASON_UNKNOWN; 22943 } 22944 22945 @Override 22946 public boolean canRequestPackageInstalls(String packageName, int userId) { 22947 int callingUid = Binder.getCallingUid(); 22948 int uid = getPackageUid(packageName, 0, userId); 22949 if (callingUid != uid && callingUid != Process.ROOT_UID 22950 && callingUid != Process.SYSTEM_UID) { 22951 throw new SecurityException( 22952 "Caller uid " + callingUid + " does not own package " + packageName); 22953 } 22954 ApplicationInfo info = getApplicationInfo(packageName, 0, userId); 22955 if (info == null) { 22956 return false; 22957 } 22958 if (info.targetSdkVersion < Build.VERSION_CODES.O) { 22959 throw new UnsupportedOperationException( 22960 "Operation only supported on apps targeting Android O or higher"); 22961 } 22962 String appOpPermission = Manifest.permission.REQUEST_INSTALL_PACKAGES; 22963 String[] packagesDeclaringPermission = getAppOpPermissionPackages(appOpPermission); 22964 if (!ArrayUtils.contains(packagesDeclaringPermission, packageName)) { 22965 throw new SecurityException("Need to declare " + appOpPermission + " to call this api"); 22966 } 22967 if (sUserManager.hasUserRestriction(UserManager.DISALLOW_INSTALL_UNKNOWN_SOURCES, userId)) { 22968 return false; 22969 } 22970 if (mExternalSourcesPolicy != null) { 22971 int isTrusted = mExternalSourcesPolicy.getPackageTrustedToInstallApps(packageName, uid); 22972 if (isTrusted != PackageManagerInternal.ExternalSourcesPolicy.USER_DEFAULT) { 22973 return isTrusted == PackageManagerInternal.ExternalSourcesPolicy.USER_TRUSTED; 22974 } 22975 } 22976 return checkUidPermission(appOpPermission, uid) == PERMISSION_GRANTED; 22977 } 22978} 22979