PackageManagerService.java revision a27780e0aa7eab16ea42ad4f93957cf523c82002
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 private final UserDataPreparer mUserDataPreparer; 837 838 private File mCacheDir; 839 840 private static class IFVerificationParams { 841 PackageParser.Package pkg; 842 boolean replacing; 843 int userId; 844 int verifierUid; 845 846 public IFVerificationParams(PackageParser.Package _pkg, boolean _replacing, 847 int _userId, int _verifierUid) { 848 pkg = _pkg; 849 replacing = _replacing; 850 userId = _userId; 851 replacing = _replacing; 852 verifierUid = _verifierUid; 853 } 854 } 855 856 private interface IntentFilterVerifier<T extends IntentFilter> { 857 boolean addOneIntentFilterVerification(int verifierId, int userId, int verificationId, 858 T filter, String packageName); 859 void startVerifications(int userId); 860 void receiveVerificationResponse(int verificationId); 861 } 862 863 private class IntentVerifierProxy implements IntentFilterVerifier<ActivityIntentInfo> { 864 private Context mContext; 865 private ComponentName mIntentFilterVerifierComponent; 866 private ArrayList<Integer> mCurrentIntentFilterVerifications = new ArrayList<Integer>(); 867 868 public IntentVerifierProxy(Context context, ComponentName verifierComponent) { 869 mContext = context; 870 mIntentFilterVerifierComponent = verifierComponent; 871 } 872 873 private String getDefaultScheme() { 874 return IntentFilter.SCHEME_HTTPS; 875 } 876 877 @Override 878 public void startVerifications(int userId) { 879 // Launch verifications requests 880 int count = mCurrentIntentFilterVerifications.size(); 881 for (int n=0; n<count; n++) { 882 int verificationId = mCurrentIntentFilterVerifications.get(n); 883 final IntentFilterVerificationState ivs = 884 mIntentFilterVerificationStates.get(verificationId); 885 886 String packageName = ivs.getPackageName(); 887 888 ArrayList<PackageParser.ActivityIntentInfo> filters = ivs.getFilters(); 889 final int filterCount = filters.size(); 890 ArraySet<String> domainsSet = new ArraySet<>(); 891 for (int m=0; m<filterCount; m++) { 892 PackageParser.ActivityIntentInfo filter = filters.get(m); 893 domainsSet.addAll(filter.getHostsList()); 894 } 895 synchronized (mPackages) { 896 if (mSettings.createIntentFilterVerificationIfNeededLPw( 897 packageName, domainsSet) != null) { 898 scheduleWriteSettingsLocked(); 899 } 900 } 901 sendVerificationRequest(userId, verificationId, ivs); 902 } 903 mCurrentIntentFilterVerifications.clear(); 904 } 905 906 private void sendVerificationRequest(int userId, int verificationId, 907 IntentFilterVerificationState ivs) { 908 909 Intent verificationIntent = new Intent(Intent.ACTION_INTENT_FILTER_NEEDS_VERIFICATION); 910 verificationIntent.putExtra( 911 PackageManager.EXTRA_INTENT_FILTER_VERIFICATION_ID, 912 verificationId); 913 verificationIntent.putExtra( 914 PackageManager.EXTRA_INTENT_FILTER_VERIFICATION_URI_SCHEME, 915 getDefaultScheme()); 916 verificationIntent.putExtra( 917 PackageManager.EXTRA_INTENT_FILTER_VERIFICATION_HOSTS, 918 ivs.getHostsString()); 919 verificationIntent.putExtra( 920 PackageManager.EXTRA_INTENT_FILTER_VERIFICATION_PACKAGE_NAME, 921 ivs.getPackageName()); 922 verificationIntent.setComponent(mIntentFilterVerifierComponent); 923 verificationIntent.addFlags(Intent.FLAG_RECEIVER_FOREGROUND); 924 925 UserHandle user = new UserHandle(userId); 926 mContext.sendBroadcastAsUser(verificationIntent, user); 927 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 928 "Sending IntentFilter verification broadcast"); 929 } 930 931 public void receiveVerificationResponse(int verificationId) { 932 IntentFilterVerificationState ivs = mIntentFilterVerificationStates.get(verificationId); 933 934 final boolean verified = ivs.isVerified(); 935 936 ArrayList<PackageParser.ActivityIntentInfo> filters = ivs.getFilters(); 937 final int count = filters.size(); 938 if (DEBUG_DOMAIN_VERIFICATION) { 939 Slog.i(TAG, "Received verification response " + verificationId 940 + " for " + count + " filters, verified=" + verified); 941 } 942 for (int n=0; n<count; n++) { 943 PackageParser.ActivityIntentInfo filter = filters.get(n); 944 filter.setVerified(verified); 945 946 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, "IntentFilter " + filter.toString() 947 + " verified with result:" + verified + " and hosts:" 948 + ivs.getHostsString()); 949 } 950 951 mIntentFilterVerificationStates.remove(verificationId); 952 953 final String packageName = ivs.getPackageName(); 954 IntentFilterVerificationInfo ivi = null; 955 956 synchronized (mPackages) { 957 ivi = mSettings.getIntentFilterVerificationLPr(packageName); 958 } 959 if (ivi == null) { 960 Slog.w(TAG, "IntentFilterVerificationInfo not found for verificationId:" 961 + verificationId + " packageName:" + packageName); 962 return; 963 } 964 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 965 "Updating IntentFilterVerificationInfo for package " + packageName 966 +" verificationId:" + verificationId); 967 968 synchronized (mPackages) { 969 if (verified) { 970 ivi.setStatus(INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS); 971 } else { 972 ivi.setStatus(INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK); 973 } 974 scheduleWriteSettingsLocked(); 975 976 final int userId = ivs.getUserId(); 977 if (userId != UserHandle.USER_ALL) { 978 final int userStatus = 979 mSettings.getIntentFilterVerificationStatusLPr(packageName, userId); 980 981 int updatedStatus = INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED; 982 boolean needUpdate = false; 983 984 // We cannot override the STATUS_ALWAYS / STATUS_NEVER states if they have 985 // already been set by the User thru the Disambiguation dialog 986 switch (userStatus) { 987 case INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED: 988 if (verified) { 989 updatedStatus = INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS; 990 } else { 991 updatedStatus = INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK; 992 } 993 needUpdate = true; 994 break; 995 996 case INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK: 997 if (verified) { 998 updatedStatus = INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS; 999 needUpdate = true; 1000 } 1001 break; 1002 1003 default: 1004 // Nothing to do 1005 } 1006 1007 if (needUpdate) { 1008 mSettings.updateIntentFilterVerificationStatusLPw( 1009 packageName, updatedStatus, userId); 1010 scheduleWritePackageRestrictionsLocked(userId); 1011 } 1012 } 1013 } 1014 } 1015 1016 @Override 1017 public boolean addOneIntentFilterVerification(int verifierUid, int userId, int verificationId, 1018 ActivityIntentInfo filter, String packageName) { 1019 if (!hasValidDomains(filter)) { 1020 return false; 1021 } 1022 IntentFilterVerificationState ivs = mIntentFilterVerificationStates.get(verificationId); 1023 if (ivs == null) { 1024 ivs = createDomainVerificationState(verifierUid, userId, verificationId, 1025 packageName); 1026 } 1027 if (DEBUG_DOMAIN_VERIFICATION) { 1028 Slog.d(TAG, "Adding verification filter for " + packageName + ": " + filter); 1029 } 1030 ivs.addFilter(filter); 1031 return true; 1032 } 1033 1034 private IntentFilterVerificationState createDomainVerificationState(int verifierUid, 1035 int userId, int verificationId, String packageName) { 1036 IntentFilterVerificationState ivs = new IntentFilterVerificationState( 1037 verifierUid, userId, packageName); 1038 ivs.setPendingState(); 1039 synchronized (mPackages) { 1040 mIntentFilterVerificationStates.append(verificationId, ivs); 1041 mCurrentIntentFilterVerifications.add(verificationId); 1042 } 1043 return ivs; 1044 } 1045 } 1046 1047 private static boolean hasValidDomains(ActivityIntentInfo filter) { 1048 return filter.hasCategory(Intent.CATEGORY_BROWSABLE) 1049 && (filter.hasDataScheme(IntentFilter.SCHEME_HTTP) || 1050 filter.hasDataScheme(IntentFilter.SCHEME_HTTPS)); 1051 } 1052 1053 // Set of pending broadcasts for aggregating enable/disable of components. 1054 static class PendingPackageBroadcasts { 1055 // for each user id, a map of <package name -> components within that package> 1056 final SparseArray<ArrayMap<String, ArrayList<String>>> mUidMap; 1057 1058 public PendingPackageBroadcasts() { 1059 mUidMap = new SparseArray<ArrayMap<String, ArrayList<String>>>(2); 1060 } 1061 1062 public ArrayList<String> get(int userId, String packageName) { 1063 ArrayMap<String, ArrayList<String>> packages = getOrAllocate(userId); 1064 return packages.get(packageName); 1065 } 1066 1067 public void put(int userId, String packageName, ArrayList<String> components) { 1068 ArrayMap<String, ArrayList<String>> packages = getOrAllocate(userId); 1069 packages.put(packageName, components); 1070 } 1071 1072 public void remove(int userId, String packageName) { 1073 ArrayMap<String, ArrayList<String>> packages = mUidMap.get(userId); 1074 if (packages != null) { 1075 packages.remove(packageName); 1076 } 1077 } 1078 1079 public void remove(int userId) { 1080 mUidMap.remove(userId); 1081 } 1082 1083 public int userIdCount() { 1084 return mUidMap.size(); 1085 } 1086 1087 public int userIdAt(int n) { 1088 return mUidMap.keyAt(n); 1089 } 1090 1091 public ArrayMap<String, ArrayList<String>> packagesForUserId(int userId) { 1092 return mUidMap.get(userId); 1093 } 1094 1095 public int size() { 1096 // total number of pending broadcast entries across all userIds 1097 int num = 0; 1098 for (int i = 0; i< mUidMap.size(); i++) { 1099 num += mUidMap.valueAt(i).size(); 1100 } 1101 return num; 1102 } 1103 1104 public void clear() { 1105 mUidMap.clear(); 1106 } 1107 1108 private ArrayMap<String, ArrayList<String>> getOrAllocate(int userId) { 1109 ArrayMap<String, ArrayList<String>> map = mUidMap.get(userId); 1110 if (map == null) { 1111 map = new ArrayMap<String, ArrayList<String>>(); 1112 mUidMap.put(userId, map); 1113 } 1114 return map; 1115 } 1116 } 1117 final PendingPackageBroadcasts mPendingBroadcasts = new PendingPackageBroadcasts(); 1118 1119 // Service Connection to remote media container service to copy 1120 // package uri's from external media onto secure containers 1121 // or internal storage. 1122 private IMediaContainerService mContainerService = null; 1123 1124 static final int SEND_PENDING_BROADCAST = 1; 1125 static final int MCS_BOUND = 3; 1126 static final int END_COPY = 4; 1127 static final int INIT_COPY = 5; 1128 static final int MCS_UNBIND = 6; 1129 static final int START_CLEANING_PACKAGE = 7; 1130 static final int FIND_INSTALL_LOC = 8; 1131 static final int POST_INSTALL = 9; 1132 static final int MCS_RECONNECT = 10; 1133 static final int MCS_GIVE_UP = 11; 1134 static final int UPDATED_MEDIA_STATUS = 12; 1135 static final int WRITE_SETTINGS = 13; 1136 static final int WRITE_PACKAGE_RESTRICTIONS = 14; 1137 static final int PACKAGE_VERIFIED = 15; 1138 static final int CHECK_PENDING_VERIFICATION = 16; 1139 static final int START_INTENT_FILTER_VERIFICATIONS = 17; 1140 static final int INTENT_FILTER_VERIFIED = 18; 1141 static final int WRITE_PACKAGE_LIST = 19; 1142 static final int EPHEMERAL_RESOLUTION_PHASE_TWO = 20; 1143 1144 static final int WRITE_SETTINGS_DELAY = 10*1000; // 10 seconds 1145 1146 // Delay time in millisecs 1147 static final int BROADCAST_DELAY = 10 * 1000; 1148 1149 static UserManagerService sUserManager; 1150 1151 // Stores a list of users whose package restrictions file needs to be updated 1152 private ArraySet<Integer> mDirtyUsers = new ArraySet<Integer>(); 1153 1154 final private DefaultContainerConnection mDefContainerConn = 1155 new DefaultContainerConnection(); 1156 class DefaultContainerConnection implements ServiceConnection { 1157 public void onServiceConnected(ComponentName name, IBinder service) { 1158 if (DEBUG_SD_INSTALL) Log.i(TAG, "onServiceConnected"); 1159 final IMediaContainerService imcs = IMediaContainerService.Stub 1160 .asInterface(Binder.allowBlocking(service)); 1161 mHandler.sendMessage(mHandler.obtainMessage(MCS_BOUND, imcs)); 1162 } 1163 1164 public void onServiceDisconnected(ComponentName name) { 1165 if (DEBUG_SD_INSTALL) Log.i(TAG, "onServiceDisconnected"); 1166 } 1167 } 1168 1169 // Recordkeeping of restore-after-install operations that are currently in flight 1170 // between the Package Manager and the Backup Manager 1171 static class PostInstallData { 1172 public InstallArgs args; 1173 public PackageInstalledInfo res; 1174 1175 PostInstallData(InstallArgs _a, PackageInstalledInfo _r) { 1176 args = _a; 1177 res = _r; 1178 } 1179 } 1180 1181 final SparseArray<PostInstallData> mRunningInstalls = new SparseArray<PostInstallData>(); 1182 int mNextInstallToken = 1; // nonzero; will be wrapped back to 1 when ++ overflows 1183 1184 // XML tags for backup/restore of various bits of state 1185 private static final String TAG_PREFERRED_BACKUP = "pa"; 1186 private static final String TAG_DEFAULT_APPS = "da"; 1187 private static final String TAG_INTENT_FILTER_VERIFICATION = "iv"; 1188 1189 private static final String TAG_PERMISSION_BACKUP = "perm-grant-backup"; 1190 private static final String TAG_ALL_GRANTS = "rt-grants"; 1191 private static final String TAG_GRANT = "grant"; 1192 private static final String ATTR_PACKAGE_NAME = "pkg"; 1193 1194 private static final String TAG_PERMISSION = "perm"; 1195 private static final String ATTR_PERMISSION_NAME = "name"; 1196 private static final String ATTR_IS_GRANTED = "g"; 1197 private static final String ATTR_USER_SET = "set"; 1198 private static final String ATTR_USER_FIXED = "fixed"; 1199 private static final String ATTR_REVOKE_ON_UPGRADE = "rou"; 1200 1201 // System/policy permission grants are not backed up 1202 private static final int SYSTEM_RUNTIME_GRANT_MASK = 1203 FLAG_PERMISSION_POLICY_FIXED 1204 | FLAG_PERMISSION_SYSTEM_FIXED 1205 | FLAG_PERMISSION_GRANTED_BY_DEFAULT; 1206 1207 // And we back up these user-adjusted states 1208 private static final int USER_RUNTIME_GRANT_MASK = 1209 FLAG_PERMISSION_USER_SET 1210 | FLAG_PERMISSION_USER_FIXED 1211 | FLAG_PERMISSION_REVOKE_ON_UPGRADE; 1212 1213 final @Nullable String mRequiredVerifierPackage; 1214 final @NonNull String mRequiredInstallerPackage; 1215 final @NonNull String mRequiredUninstallerPackage; 1216 final @Nullable String mSetupWizardPackage; 1217 final @Nullable String mStorageManagerPackage; 1218 final @NonNull String mServicesSystemSharedLibraryPackageName; 1219 final @NonNull String mSharedSystemSharedLibraryPackageName; 1220 1221 final boolean mPermissionReviewRequired; 1222 1223 private final PackageUsage mPackageUsage = new PackageUsage(); 1224 private final CompilerStats mCompilerStats = new CompilerStats(); 1225 1226 class PackageHandler extends Handler { 1227 private boolean mBound = false; 1228 final ArrayList<HandlerParams> mPendingInstalls = 1229 new ArrayList<HandlerParams>(); 1230 1231 private boolean connectToService() { 1232 if (DEBUG_SD_INSTALL) Log.i(TAG, "Trying to bind to" + 1233 " DefaultContainerService"); 1234 Intent service = new Intent().setComponent(DEFAULT_CONTAINER_COMPONENT); 1235 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1236 if (mContext.bindServiceAsUser(service, mDefContainerConn, 1237 Context.BIND_AUTO_CREATE, UserHandle.SYSTEM)) { 1238 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1239 mBound = true; 1240 return true; 1241 } 1242 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1243 return false; 1244 } 1245 1246 private void disconnectService() { 1247 mContainerService = null; 1248 mBound = false; 1249 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1250 mContext.unbindService(mDefContainerConn); 1251 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1252 } 1253 1254 PackageHandler(Looper looper) { 1255 super(looper); 1256 } 1257 1258 public void handleMessage(Message msg) { 1259 try { 1260 doHandleMessage(msg); 1261 } finally { 1262 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1263 } 1264 } 1265 1266 void doHandleMessage(Message msg) { 1267 switch (msg.what) { 1268 case INIT_COPY: { 1269 HandlerParams params = (HandlerParams) msg.obj; 1270 int idx = mPendingInstalls.size(); 1271 if (DEBUG_INSTALL) Slog.i(TAG, "init_copy idx=" + idx + ": " + params); 1272 // If a bind was already initiated we dont really 1273 // need to do anything. The pending install 1274 // will be processed later on. 1275 if (!mBound) { 1276 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "bindingMCS", 1277 System.identityHashCode(mHandler)); 1278 // If this is the only one pending we might 1279 // have to bind to the service again. 1280 if (!connectToService()) { 1281 Slog.e(TAG, "Failed to bind to media container service"); 1282 params.serviceError(); 1283 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, "bindingMCS", 1284 System.identityHashCode(mHandler)); 1285 if (params.traceMethod != null) { 1286 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, params.traceMethod, 1287 params.traceCookie); 1288 } 1289 return; 1290 } else { 1291 // Once we bind to the service, the first 1292 // pending request will be processed. 1293 mPendingInstalls.add(idx, params); 1294 } 1295 } else { 1296 mPendingInstalls.add(idx, params); 1297 // Already bound to the service. Just make 1298 // sure we trigger off processing the first request. 1299 if (idx == 0) { 1300 mHandler.sendEmptyMessage(MCS_BOUND); 1301 } 1302 } 1303 break; 1304 } 1305 case MCS_BOUND: { 1306 if (DEBUG_INSTALL) Slog.i(TAG, "mcs_bound"); 1307 if (msg.obj != null) { 1308 mContainerService = (IMediaContainerService) msg.obj; 1309 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, "bindingMCS", 1310 System.identityHashCode(mHandler)); 1311 } 1312 if (mContainerService == null) { 1313 if (!mBound) { 1314 // Something seriously wrong since we are not bound and we are not 1315 // waiting for connection. Bail out. 1316 Slog.e(TAG, "Cannot bind to media container service"); 1317 for (HandlerParams params : mPendingInstalls) { 1318 // Indicate service bind error 1319 params.serviceError(); 1320 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, "queueInstall", 1321 System.identityHashCode(params)); 1322 if (params.traceMethod != null) { 1323 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, 1324 params.traceMethod, params.traceCookie); 1325 } 1326 return; 1327 } 1328 mPendingInstalls.clear(); 1329 } else { 1330 Slog.w(TAG, "Waiting to connect to media container service"); 1331 } 1332 } else if (mPendingInstalls.size() > 0) { 1333 HandlerParams params = mPendingInstalls.get(0); 1334 if (params != null) { 1335 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, "queueInstall", 1336 System.identityHashCode(params)); 1337 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "startCopy"); 1338 if (params.startCopy()) { 1339 // We are done... look for more work or to 1340 // go idle. 1341 if (DEBUG_SD_INSTALL) Log.i(TAG, 1342 "Checking for more work or unbind..."); 1343 // Delete pending install 1344 if (mPendingInstalls.size() > 0) { 1345 mPendingInstalls.remove(0); 1346 } 1347 if (mPendingInstalls.size() == 0) { 1348 if (mBound) { 1349 if (DEBUG_SD_INSTALL) Log.i(TAG, 1350 "Posting delayed MCS_UNBIND"); 1351 removeMessages(MCS_UNBIND); 1352 Message ubmsg = obtainMessage(MCS_UNBIND); 1353 // Unbind after a little delay, to avoid 1354 // continual thrashing. 1355 sendMessageDelayed(ubmsg, 10000); 1356 } 1357 } else { 1358 // There are more pending requests in queue. 1359 // Just post MCS_BOUND message to trigger processing 1360 // of next pending install. 1361 if (DEBUG_SD_INSTALL) Log.i(TAG, 1362 "Posting MCS_BOUND for next work"); 1363 mHandler.sendEmptyMessage(MCS_BOUND); 1364 } 1365 } 1366 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 1367 } 1368 } else { 1369 // Should never happen ideally. 1370 Slog.w(TAG, "Empty queue"); 1371 } 1372 break; 1373 } 1374 case MCS_RECONNECT: { 1375 if (DEBUG_INSTALL) Slog.i(TAG, "mcs_reconnect"); 1376 if (mPendingInstalls.size() > 0) { 1377 if (mBound) { 1378 disconnectService(); 1379 } 1380 if (!connectToService()) { 1381 Slog.e(TAG, "Failed to bind to media container service"); 1382 for (HandlerParams params : mPendingInstalls) { 1383 // Indicate service bind error 1384 params.serviceError(); 1385 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, "queueInstall", 1386 System.identityHashCode(params)); 1387 } 1388 mPendingInstalls.clear(); 1389 } 1390 } 1391 break; 1392 } 1393 case MCS_UNBIND: { 1394 // If there is no actual work left, then time to unbind. 1395 if (DEBUG_INSTALL) Slog.i(TAG, "mcs_unbind"); 1396 1397 if (mPendingInstalls.size() == 0 && mPendingVerification.size() == 0) { 1398 if (mBound) { 1399 if (DEBUG_INSTALL) Slog.i(TAG, "calling disconnectService()"); 1400 1401 disconnectService(); 1402 } 1403 } else if (mPendingInstalls.size() > 0) { 1404 // There are more pending requests in queue. 1405 // Just post MCS_BOUND message to trigger processing 1406 // of next pending install. 1407 mHandler.sendEmptyMessage(MCS_BOUND); 1408 } 1409 1410 break; 1411 } 1412 case MCS_GIVE_UP: { 1413 if (DEBUG_INSTALL) Slog.i(TAG, "mcs_giveup too many retries"); 1414 HandlerParams params = mPendingInstalls.remove(0); 1415 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, "queueInstall", 1416 System.identityHashCode(params)); 1417 break; 1418 } 1419 case SEND_PENDING_BROADCAST: { 1420 String packages[]; 1421 ArrayList<String> components[]; 1422 int size = 0; 1423 int uids[]; 1424 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1425 synchronized (mPackages) { 1426 if (mPendingBroadcasts == null) { 1427 return; 1428 } 1429 size = mPendingBroadcasts.size(); 1430 if (size <= 0) { 1431 // Nothing to be done. Just return 1432 return; 1433 } 1434 packages = new String[size]; 1435 components = new ArrayList[size]; 1436 uids = new int[size]; 1437 int i = 0; // filling out the above arrays 1438 1439 for (int n = 0; n < mPendingBroadcasts.userIdCount(); n++) { 1440 int packageUserId = mPendingBroadcasts.userIdAt(n); 1441 Iterator<Map.Entry<String, ArrayList<String>>> it 1442 = mPendingBroadcasts.packagesForUserId(packageUserId) 1443 .entrySet().iterator(); 1444 while (it.hasNext() && i < size) { 1445 Map.Entry<String, ArrayList<String>> ent = it.next(); 1446 packages[i] = ent.getKey(); 1447 components[i] = ent.getValue(); 1448 PackageSetting ps = mSettings.mPackages.get(ent.getKey()); 1449 uids[i] = (ps != null) 1450 ? UserHandle.getUid(packageUserId, ps.appId) 1451 : -1; 1452 i++; 1453 } 1454 } 1455 size = i; 1456 mPendingBroadcasts.clear(); 1457 } 1458 // Send broadcasts 1459 for (int i = 0; i < size; i++) { 1460 sendPackageChangedBroadcast(packages[i], true, components[i], uids[i]); 1461 } 1462 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1463 break; 1464 } 1465 case START_CLEANING_PACKAGE: { 1466 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1467 final String packageName = (String)msg.obj; 1468 final int userId = msg.arg1; 1469 final boolean andCode = msg.arg2 != 0; 1470 synchronized (mPackages) { 1471 if (userId == UserHandle.USER_ALL) { 1472 int[] users = sUserManager.getUserIds(); 1473 for (int user : users) { 1474 mSettings.addPackageToCleanLPw( 1475 new PackageCleanItem(user, packageName, andCode)); 1476 } 1477 } else { 1478 mSettings.addPackageToCleanLPw( 1479 new PackageCleanItem(userId, packageName, andCode)); 1480 } 1481 } 1482 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1483 startCleaningPackages(); 1484 } break; 1485 case POST_INSTALL: { 1486 if (DEBUG_INSTALL) Log.v(TAG, "Handling post-install for " + msg.arg1); 1487 1488 PostInstallData data = mRunningInstalls.get(msg.arg1); 1489 final boolean didRestore = (msg.arg2 != 0); 1490 mRunningInstalls.delete(msg.arg1); 1491 1492 if (data != null) { 1493 InstallArgs args = data.args; 1494 PackageInstalledInfo parentRes = data.res; 1495 1496 final boolean grantPermissions = (args.installFlags 1497 & PackageManager.INSTALL_GRANT_RUNTIME_PERMISSIONS) != 0; 1498 final boolean killApp = (args.installFlags 1499 & PackageManager.INSTALL_DONT_KILL_APP) == 0; 1500 final String[] grantedPermissions = args.installGrantPermissions; 1501 1502 // Handle the parent package 1503 handlePackagePostInstall(parentRes, grantPermissions, killApp, 1504 grantedPermissions, didRestore, args.installerPackageName, 1505 args.observer); 1506 1507 // Handle the child packages 1508 final int childCount = (parentRes.addedChildPackages != null) 1509 ? parentRes.addedChildPackages.size() : 0; 1510 for (int i = 0; i < childCount; i++) { 1511 PackageInstalledInfo childRes = parentRes.addedChildPackages.valueAt(i); 1512 handlePackagePostInstall(childRes, grantPermissions, killApp, 1513 grantedPermissions, false, args.installerPackageName, 1514 args.observer); 1515 } 1516 1517 // Log tracing if needed 1518 if (args.traceMethod != null) { 1519 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, args.traceMethod, 1520 args.traceCookie); 1521 } 1522 } else { 1523 Slog.e(TAG, "Bogus post-install token " + msg.arg1); 1524 } 1525 1526 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, "postInstall", msg.arg1); 1527 } break; 1528 case UPDATED_MEDIA_STATUS: { 1529 if (DEBUG_SD_INSTALL) Log.i(TAG, "Got message UPDATED_MEDIA_STATUS"); 1530 boolean reportStatus = msg.arg1 == 1; 1531 boolean doGc = msg.arg2 == 1; 1532 if (DEBUG_SD_INSTALL) Log.i(TAG, "reportStatus=" + reportStatus + ", doGc = " + doGc); 1533 if (doGc) { 1534 // Force a gc to clear up stale containers. 1535 Runtime.getRuntime().gc(); 1536 } 1537 if (msg.obj != null) { 1538 @SuppressWarnings("unchecked") 1539 Set<AsecInstallArgs> args = (Set<AsecInstallArgs>) msg.obj; 1540 if (DEBUG_SD_INSTALL) Log.i(TAG, "Unloading all containers"); 1541 // Unload containers 1542 unloadAllContainers(args); 1543 } 1544 if (reportStatus) { 1545 try { 1546 if (DEBUG_SD_INSTALL) Log.i(TAG, 1547 "Invoking StorageManagerService call back"); 1548 PackageHelper.getStorageManager().finishMediaUpdate(); 1549 } catch (RemoteException e) { 1550 Log.e(TAG, "StorageManagerService not running?"); 1551 } 1552 } 1553 } break; 1554 case WRITE_SETTINGS: { 1555 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1556 synchronized (mPackages) { 1557 removeMessages(WRITE_SETTINGS); 1558 removeMessages(WRITE_PACKAGE_RESTRICTIONS); 1559 mSettings.writeLPr(); 1560 mDirtyUsers.clear(); 1561 } 1562 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1563 } break; 1564 case WRITE_PACKAGE_RESTRICTIONS: { 1565 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1566 synchronized (mPackages) { 1567 removeMessages(WRITE_PACKAGE_RESTRICTIONS); 1568 for (int userId : mDirtyUsers) { 1569 mSettings.writePackageRestrictionsLPr(userId); 1570 } 1571 mDirtyUsers.clear(); 1572 } 1573 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1574 } break; 1575 case WRITE_PACKAGE_LIST: { 1576 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1577 synchronized (mPackages) { 1578 removeMessages(WRITE_PACKAGE_LIST); 1579 mSettings.writePackageListLPr(msg.arg1); 1580 } 1581 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1582 } break; 1583 case CHECK_PENDING_VERIFICATION: { 1584 final int verificationId = msg.arg1; 1585 final PackageVerificationState state = mPendingVerification.get(verificationId); 1586 1587 if ((state != null) && !state.timeoutExtended()) { 1588 final InstallArgs args = state.getInstallArgs(); 1589 final Uri originUri = Uri.fromFile(args.origin.resolvedFile); 1590 1591 Slog.i(TAG, "Verification timed out for " + originUri); 1592 mPendingVerification.remove(verificationId); 1593 1594 int ret = PackageManager.INSTALL_FAILED_VERIFICATION_FAILURE; 1595 1596 if (getDefaultVerificationResponse() == PackageManager.VERIFICATION_ALLOW) { 1597 Slog.i(TAG, "Continuing with installation of " + originUri); 1598 state.setVerifierResponse(Binder.getCallingUid(), 1599 PackageManager.VERIFICATION_ALLOW_WITHOUT_SUFFICIENT); 1600 broadcastPackageVerified(verificationId, originUri, 1601 PackageManager.VERIFICATION_ALLOW, 1602 state.getInstallArgs().getUser()); 1603 try { 1604 ret = args.copyApk(mContainerService, true); 1605 } catch (RemoteException e) { 1606 Slog.e(TAG, "Could not contact the ContainerService"); 1607 } 1608 } else { 1609 broadcastPackageVerified(verificationId, originUri, 1610 PackageManager.VERIFICATION_REJECT, 1611 state.getInstallArgs().getUser()); 1612 } 1613 1614 Trace.asyncTraceEnd( 1615 TRACE_TAG_PACKAGE_MANAGER, "verification", verificationId); 1616 1617 processPendingInstall(args, ret); 1618 mHandler.sendEmptyMessage(MCS_UNBIND); 1619 } 1620 break; 1621 } 1622 case PACKAGE_VERIFIED: { 1623 final int verificationId = msg.arg1; 1624 1625 final PackageVerificationState state = mPendingVerification.get(verificationId); 1626 if (state == null) { 1627 Slog.w(TAG, "Invalid verification token " + verificationId + " received"); 1628 break; 1629 } 1630 1631 final PackageVerificationResponse response = (PackageVerificationResponse) msg.obj; 1632 1633 state.setVerifierResponse(response.callerUid, response.code); 1634 1635 if (state.isVerificationComplete()) { 1636 mPendingVerification.remove(verificationId); 1637 1638 final InstallArgs args = state.getInstallArgs(); 1639 final Uri originUri = Uri.fromFile(args.origin.resolvedFile); 1640 1641 int ret; 1642 if (state.isInstallAllowed()) { 1643 ret = PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 1644 broadcastPackageVerified(verificationId, originUri, 1645 response.code, state.getInstallArgs().getUser()); 1646 try { 1647 ret = args.copyApk(mContainerService, true); 1648 } catch (RemoteException e) { 1649 Slog.e(TAG, "Could not contact the ContainerService"); 1650 } 1651 } else { 1652 ret = PackageManager.INSTALL_FAILED_VERIFICATION_FAILURE; 1653 } 1654 1655 Trace.asyncTraceEnd( 1656 TRACE_TAG_PACKAGE_MANAGER, "verification", verificationId); 1657 1658 processPendingInstall(args, ret); 1659 mHandler.sendEmptyMessage(MCS_UNBIND); 1660 } 1661 1662 break; 1663 } 1664 case START_INTENT_FILTER_VERIFICATIONS: { 1665 IFVerificationParams params = (IFVerificationParams) msg.obj; 1666 verifyIntentFiltersIfNeeded(params.userId, params.verifierUid, 1667 params.replacing, params.pkg); 1668 break; 1669 } 1670 case INTENT_FILTER_VERIFIED: { 1671 final int verificationId = msg.arg1; 1672 1673 final IntentFilterVerificationState state = mIntentFilterVerificationStates.get( 1674 verificationId); 1675 if (state == null) { 1676 Slog.w(TAG, "Invalid IntentFilter verification token " 1677 + verificationId + " received"); 1678 break; 1679 } 1680 1681 final int userId = state.getUserId(); 1682 1683 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 1684 "Processing IntentFilter verification with token:" 1685 + verificationId + " and userId:" + userId); 1686 1687 final IntentFilterVerificationResponse response = 1688 (IntentFilterVerificationResponse) msg.obj; 1689 1690 state.setVerifierResponse(response.callerUid, response.code); 1691 1692 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 1693 "IntentFilter verification with token:" + verificationId 1694 + " and userId:" + userId 1695 + " is settings verifier response with response code:" 1696 + response.code); 1697 1698 if (response.code == PackageManager.INTENT_FILTER_VERIFICATION_FAILURE) { 1699 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, "Domains failing verification: " 1700 + response.getFailedDomainsString()); 1701 } 1702 1703 if (state.isVerificationComplete()) { 1704 mIntentFilterVerifier.receiveVerificationResponse(verificationId); 1705 } else { 1706 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 1707 "IntentFilter verification with token:" + verificationId 1708 + " was not said to be complete"); 1709 } 1710 1711 break; 1712 } 1713 case EPHEMERAL_RESOLUTION_PHASE_TWO: { 1714 EphemeralResolver.doEphemeralResolutionPhaseTwo(mContext, 1715 mEphemeralResolverConnection, 1716 (EphemeralRequest) msg.obj, 1717 mEphemeralInstallerActivity, 1718 mHandler); 1719 } 1720 } 1721 } 1722 } 1723 1724 private void handlePackagePostInstall(PackageInstalledInfo res, boolean grantPermissions, 1725 boolean killApp, String[] grantedPermissions, 1726 boolean launchedForRestore, String installerPackage, 1727 IPackageInstallObserver2 installObserver) { 1728 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED) { 1729 // Send the removed broadcasts 1730 if (res.removedInfo != null) { 1731 res.removedInfo.sendPackageRemovedBroadcasts(killApp); 1732 } 1733 1734 // Now that we successfully installed the package, grant runtime 1735 // permissions if requested before broadcasting the install. Also 1736 // for legacy apps in permission review mode we clear the permission 1737 // review flag which is used to emulate runtime permissions for 1738 // legacy apps. 1739 if (grantPermissions) { 1740 grantRequestedRuntimePermissions(res.pkg, res.newUsers, grantedPermissions); 1741 } 1742 1743 final boolean update = res.removedInfo != null 1744 && res.removedInfo.removedPackage != null; 1745 1746 // If this is the first time we have child packages for a disabled privileged 1747 // app that had no children, we grant requested runtime permissions to the new 1748 // children if the parent on the system image had them already granted. 1749 if (res.pkg.parentPackage != null) { 1750 synchronized (mPackages) { 1751 grantRuntimePermissionsGrantedToDisabledPrivSysPackageParentLPw(res.pkg); 1752 } 1753 } 1754 1755 synchronized (mPackages) { 1756 mInstantAppRegistry.onPackageInstalledLPw(res.pkg, res.newUsers); 1757 } 1758 1759 final String packageName = res.pkg.applicationInfo.packageName; 1760 1761 // Determine the set of users who are adding this package for 1762 // the first time vs. those who are seeing an update. 1763 int[] firstUsers = EMPTY_INT_ARRAY; 1764 int[] updateUsers = EMPTY_INT_ARRAY; 1765 if (res.origUsers == null || res.origUsers.length == 0) { 1766 firstUsers = res.newUsers; 1767 } else { 1768 for (int newUser : res.newUsers) { 1769 boolean isNew = true; 1770 for (int origUser : res.origUsers) { 1771 if (origUser == newUser) { 1772 isNew = false; 1773 break; 1774 } 1775 } 1776 if (isNew) { 1777 firstUsers = ArrayUtils.appendInt(firstUsers, newUser); 1778 } else { 1779 updateUsers = ArrayUtils.appendInt(updateUsers, newUser); 1780 } 1781 } 1782 } 1783 1784 // Send installed broadcasts if the install/update is not ephemeral 1785 // and the package is not a static shared lib. 1786 if (!isEphemeral(res.pkg) && res.pkg.staticSharedLibName == null) { 1787 mProcessLoggingHandler.invalidateProcessLoggingBaseApkHash(res.pkg.baseCodePath); 1788 1789 // Send added for users that see the package for the first time 1790 // sendPackageAddedForNewUsers also deals with system apps 1791 int appId = UserHandle.getAppId(res.uid); 1792 boolean isSystem = res.pkg.applicationInfo.isSystemApp(); 1793 sendPackageAddedForNewUsers(packageName, isSystem, appId, firstUsers); 1794 1795 // Send added for users that don't see the package for the first time 1796 Bundle extras = new Bundle(1); 1797 extras.putInt(Intent.EXTRA_UID, res.uid); 1798 if (update) { 1799 extras.putBoolean(Intent.EXTRA_REPLACING, true); 1800 } 1801 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, packageName, 1802 extras, 0 /*flags*/, null /*targetPackage*/, 1803 null /*finishedReceiver*/, updateUsers); 1804 1805 // Send replaced for users that don't see the package for the first time 1806 if (update) { 1807 sendPackageBroadcast(Intent.ACTION_PACKAGE_REPLACED, 1808 packageName, extras, 0 /*flags*/, 1809 null /*targetPackage*/, null /*finishedReceiver*/, 1810 updateUsers); 1811 sendPackageBroadcast(Intent.ACTION_MY_PACKAGE_REPLACED, 1812 null /*package*/, null /*extras*/, 0 /*flags*/, 1813 packageName /*targetPackage*/, 1814 null /*finishedReceiver*/, updateUsers); 1815 } else if (launchedForRestore && !isSystemApp(res.pkg)) { 1816 // First-install and we did a restore, so we're responsible for the 1817 // first-launch broadcast. 1818 if (DEBUG_BACKUP) { 1819 Slog.i(TAG, "Post-restore of " + packageName 1820 + " sending FIRST_LAUNCH in " + Arrays.toString(firstUsers)); 1821 } 1822 sendFirstLaunchBroadcast(packageName, installerPackage, firstUsers); 1823 } 1824 1825 // Send broadcast package appeared if forward locked/external for all users 1826 // treat asec-hosted packages like removable media on upgrade 1827 if (res.pkg.isForwardLocked() || isExternal(res.pkg)) { 1828 if (DEBUG_INSTALL) { 1829 Slog.i(TAG, "upgrading pkg " + res.pkg 1830 + " is ASEC-hosted -> AVAILABLE"); 1831 } 1832 final int[] uidArray = new int[]{res.pkg.applicationInfo.uid}; 1833 ArrayList<String> pkgList = new ArrayList<>(1); 1834 pkgList.add(packageName); 1835 sendResourcesChangedBroadcast(true, true, pkgList, uidArray, null); 1836 } 1837 } 1838 1839 // Work that needs to happen on first install within each user 1840 if (firstUsers != null && firstUsers.length > 0) { 1841 synchronized (mPackages) { 1842 for (int userId : firstUsers) { 1843 // If this app is a browser and it's newly-installed for some 1844 // users, clear any default-browser state in those users. The 1845 // app's nature doesn't depend on the user, so we can just check 1846 // its browser nature in any user and generalize. 1847 if (packageIsBrowser(packageName, userId)) { 1848 mSettings.setDefaultBrowserPackageNameLPw(null, userId); 1849 } 1850 1851 // We may also need to apply pending (restored) runtime 1852 // permission grants within these users. 1853 mSettings.applyPendingPermissionGrantsLPw(packageName, userId); 1854 } 1855 } 1856 } 1857 1858 // Log current value of "unknown sources" setting 1859 EventLog.writeEvent(EventLogTags.UNKNOWN_SOURCES_ENABLED, 1860 getUnknownSourcesSettings()); 1861 1862 // Force a gc to clear up things 1863 Runtime.getRuntime().gc(); 1864 1865 // Remove the replaced package's older resources safely now 1866 // We delete after a gc for applications on sdcard. 1867 if (res.removedInfo != null && res.removedInfo.args != null) { 1868 synchronized (mInstallLock) { 1869 res.removedInfo.args.doPostDeleteLI(true); 1870 } 1871 } 1872 1873 if (!isEphemeral(res.pkg)) { 1874 // Notify DexManager that the package was installed for new users. 1875 // The updated users should already be indexed and the package code paths 1876 // should not change. 1877 // Don't notify the manager for ephemeral apps as they are not expected to 1878 // survive long enough to benefit of background optimizations. 1879 for (int userId : firstUsers) { 1880 PackageInfo info = getPackageInfo(packageName, /*flags*/ 0, userId); 1881 mDexManager.notifyPackageInstalled(info, userId); 1882 } 1883 } 1884 } 1885 1886 // If someone is watching installs - notify them 1887 if (installObserver != null) { 1888 try { 1889 Bundle extras = extrasForInstallResult(res); 1890 installObserver.onPackageInstalled(res.name, res.returnCode, 1891 res.returnMsg, extras); 1892 } catch (RemoteException e) { 1893 Slog.i(TAG, "Observer no longer exists."); 1894 } 1895 } 1896 } 1897 1898 private void grantRuntimePermissionsGrantedToDisabledPrivSysPackageParentLPw( 1899 PackageParser.Package pkg) { 1900 if (pkg.parentPackage == null) { 1901 return; 1902 } 1903 if (pkg.requestedPermissions == null) { 1904 return; 1905 } 1906 final PackageSetting disabledSysParentPs = mSettings 1907 .getDisabledSystemPkgLPr(pkg.parentPackage.packageName); 1908 if (disabledSysParentPs == null || disabledSysParentPs.pkg == null 1909 || !disabledSysParentPs.isPrivileged() 1910 || (disabledSysParentPs.childPackageNames != null 1911 && !disabledSysParentPs.childPackageNames.isEmpty())) { 1912 return; 1913 } 1914 final int[] allUserIds = sUserManager.getUserIds(); 1915 final int permCount = pkg.requestedPermissions.size(); 1916 for (int i = 0; i < permCount; i++) { 1917 String permission = pkg.requestedPermissions.get(i); 1918 BasePermission bp = mSettings.mPermissions.get(permission); 1919 if (bp == null || !(bp.isRuntime() || bp.isDevelopment())) { 1920 continue; 1921 } 1922 for (int userId : allUserIds) { 1923 if (disabledSysParentPs.getPermissionsState().hasRuntimePermission( 1924 permission, userId)) { 1925 grantRuntimePermission(pkg.packageName, permission, userId); 1926 } 1927 } 1928 } 1929 } 1930 1931 private StorageEventListener mStorageListener = new StorageEventListener() { 1932 @Override 1933 public void onVolumeStateChanged(VolumeInfo vol, int oldState, int newState) { 1934 if (vol.type == VolumeInfo.TYPE_PRIVATE) { 1935 if (vol.state == VolumeInfo.STATE_MOUNTED) { 1936 final String volumeUuid = vol.getFsUuid(); 1937 1938 // Clean up any users or apps that were removed or recreated 1939 // while this volume was missing 1940 reconcileUsers(volumeUuid); 1941 reconcileApps(volumeUuid); 1942 1943 // Clean up any install sessions that expired or were 1944 // cancelled while this volume was missing 1945 mInstallerService.onPrivateVolumeMounted(volumeUuid); 1946 1947 loadPrivatePackages(vol); 1948 1949 } else if (vol.state == VolumeInfo.STATE_EJECTING) { 1950 unloadPrivatePackages(vol); 1951 } 1952 } 1953 1954 if (vol.type == VolumeInfo.TYPE_PUBLIC && vol.isPrimary()) { 1955 if (vol.state == VolumeInfo.STATE_MOUNTED) { 1956 updateExternalMediaStatus(true, false); 1957 } else if (vol.state == VolumeInfo.STATE_EJECTING) { 1958 updateExternalMediaStatus(false, false); 1959 } 1960 } 1961 } 1962 1963 @Override 1964 public void onVolumeForgotten(String fsUuid) { 1965 if (TextUtils.isEmpty(fsUuid)) { 1966 Slog.e(TAG, "Forgetting internal storage is probably a mistake; ignoring"); 1967 return; 1968 } 1969 1970 // Remove any apps installed on the forgotten volume 1971 synchronized (mPackages) { 1972 final List<PackageSetting> packages = mSettings.getVolumePackagesLPr(fsUuid); 1973 for (PackageSetting ps : packages) { 1974 Slog.d(TAG, "Destroying " + ps.name + " because volume was forgotten"); 1975 deletePackageVersioned(new VersionedPackage(ps.name, 1976 PackageManager.VERSION_CODE_HIGHEST), 1977 new LegacyPackageDeleteObserver(null).getBinder(), 1978 UserHandle.USER_SYSTEM, PackageManager.DELETE_ALL_USERS); 1979 // Try very hard to release any references to this package 1980 // so we don't risk the system server being killed due to 1981 // open FDs 1982 AttributeCache.instance().removePackage(ps.name); 1983 } 1984 1985 mSettings.onVolumeForgotten(fsUuid); 1986 mSettings.writeLPr(); 1987 } 1988 } 1989 }; 1990 1991 private void grantRequestedRuntimePermissions(PackageParser.Package pkg, int[] userIds, 1992 String[] grantedPermissions) { 1993 for (int userId : userIds) { 1994 grantRequestedRuntimePermissionsForUser(pkg, userId, grantedPermissions); 1995 } 1996 } 1997 1998 private void grantRequestedRuntimePermissionsForUser(PackageParser.Package pkg, int userId, 1999 String[] grantedPermissions) { 2000 SettingBase sb = (SettingBase) pkg.mExtras; 2001 if (sb == null) { 2002 return; 2003 } 2004 2005 PermissionsState permissionsState = sb.getPermissionsState(); 2006 2007 final int immutableFlags = PackageManager.FLAG_PERMISSION_SYSTEM_FIXED 2008 | PackageManager.FLAG_PERMISSION_POLICY_FIXED; 2009 2010 final boolean supportsRuntimePermissions = pkg.applicationInfo.targetSdkVersion 2011 >= Build.VERSION_CODES.M; 2012 2013 for (String permission : pkg.requestedPermissions) { 2014 final BasePermission bp; 2015 synchronized (mPackages) { 2016 bp = mSettings.mPermissions.get(permission); 2017 } 2018 if (bp != null && (bp.isRuntime() || bp.isDevelopment()) 2019 && (grantedPermissions == null 2020 || ArrayUtils.contains(grantedPermissions, permission))) { 2021 final int flags = permissionsState.getPermissionFlags(permission, userId); 2022 if (supportsRuntimePermissions) { 2023 // Installer cannot change immutable permissions. 2024 if ((flags & immutableFlags) == 0) { 2025 grantRuntimePermission(pkg.packageName, permission, userId); 2026 } 2027 } else if (mPermissionReviewRequired) { 2028 // In permission review mode we clear the review flag when we 2029 // are asked to install the app with all permissions granted. 2030 if ((flags & PackageManager.FLAG_PERMISSION_REVIEW_REQUIRED) != 0) { 2031 updatePermissionFlags(permission, pkg.packageName, 2032 PackageManager.FLAG_PERMISSION_REVIEW_REQUIRED, 0, userId); 2033 } 2034 } 2035 } 2036 } 2037 } 2038 2039 Bundle extrasForInstallResult(PackageInstalledInfo res) { 2040 Bundle extras = null; 2041 switch (res.returnCode) { 2042 case PackageManager.INSTALL_FAILED_DUPLICATE_PERMISSION: { 2043 extras = new Bundle(); 2044 extras.putString(PackageManager.EXTRA_FAILURE_EXISTING_PERMISSION, 2045 res.origPermission); 2046 extras.putString(PackageManager.EXTRA_FAILURE_EXISTING_PACKAGE, 2047 res.origPackage); 2048 break; 2049 } 2050 case PackageManager.INSTALL_SUCCEEDED: { 2051 extras = new Bundle(); 2052 extras.putBoolean(Intent.EXTRA_REPLACING, 2053 res.removedInfo != null && res.removedInfo.removedPackage != null); 2054 break; 2055 } 2056 } 2057 return extras; 2058 } 2059 2060 void scheduleWriteSettingsLocked() { 2061 if (!mHandler.hasMessages(WRITE_SETTINGS)) { 2062 mHandler.sendEmptyMessageDelayed(WRITE_SETTINGS, WRITE_SETTINGS_DELAY); 2063 } 2064 } 2065 2066 void scheduleWritePackageListLocked(int userId) { 2067 if (!mHandler.hasMessages(WRITE_PACKAGE_LIST)) { 2068 Message msg = mHandler.obtainMessage(WRITE_PACKAGE_LIST); 2069 msg.arg1 = userId; 2070 mHandler.sendMessageDelayed(msg, WRITE_SETTINGS_DELAY); 2071 } 2072 } 2073 2074 void scheduleWritePackageRestrictionsLocked(UserHandle user) { 2075 final int userId = user == null ? UserHandle.USER_ALL : user.getIdentifier(); 2076 scheduleWritePackageRestrictionsLocked(userId); 2077 } 2078 2079 void scheduleWritePackageRestrictionsLocked(int userId) { 2080 final int[] userIds = (userId == UserHandle.USER_ALL) 2081 ? sUserManager.getUserIds() : new int[]{userId}; 2082 for (int nextUserId : userIds) { 2083 if (!sUserManager.exists(nextUserId)) return; 2084 mDirtyUsers.add(nextUserId); 2085 if (!mHandler.hasMessages(WRITE_PACKAGE_RESTRICTIONS)) { 2086 mHandler.sendEmptyMessageDelayed(WRITE_PACKAGE_RESTRICTIONS, WRITE_SETTINGS_DELAY); 2087 } 2088 } 2089 } 2090 2091 public static PackageManagerService main(Context context, Installer installer, 2092 boolean factoryTest, boolean onlyCore) { 2093 // Self-check for initial settings. 2094 PackageManagerServiceCompilerMapping.checkProperties(); 2095 2096 PackageManagerService m = new PackageManagerService(context, installer, 2097 factoryTest, onlyCore); 2098 m.enableSystemUserPackages(); 2099 ServiceManager.addService("package", m); 2100 return m; 2101 } 2102 2103 private void enableSystemUserPackages() { 2104 if (!UserManager.isSplitSystemUser()) { 2105 return; 2106 } 2107 // For system user, enable apps based on the following conditions: 2108 // - app is whitelisted or belong to one of these groups: 2109 // -- system app which has no launcher icons 2110 // -- system app which has INTERACT_ACROSS_USERS permission 2111 // -- system IME app 2112 // - app is not in the blacklist 2113 AppsQueryHelper queryHelper = new AppsQueryHelper(this); 2114 Set<String> enableApps = new ArraySet<>(); 2115 enableApps.addAll(queryHelper.queryApps(AppsQueryHelper.GET_NON_LAUNCHABLE_APPS 2116 | AppsQueryHelper.GET_APPS_WITH_INTERACT_ACROSS_USERS_PERM 2117 | AppsQueryHelper.GET_IMES, /* systemAppsOnly */ true, UserHandle.SYSTEM)); 2118 ArraySet<String> wlApps = SystemConfig.getInstance().getSystemUserWhitelistedApps(); 2119 enableApps.addAll(wlApps); 2120 enableApps.addAll(queryHelper.queryApps(AppsQueryHelper.GET_REQUIRED_FOR_SYSTEM_USER, 2121 /* systemAppsOnly */ false, UserHandle.SYSTEM)); 2122 ArraySet<String> blApps = SystemConfig.getInstance().getSystemUserBlacklistedApps(); 2123 enableApps.removeAll(blApps); 2124 Log.i(TAG, "Applications installed for system user: " + enableApps); 2125 List<String> allAps = queryHelper.queryApps(0, /* systemAppsOnly */ false, 2126 UserHandle.SYSTEM); 2127 final int allAppsSize = allAps.size(); 2128 synchronized (mPackages) { 2129 for (int i = 0; i < allAppsSize; i++) { 2130 String pName = allAps.get(i); 2131 PackageSetting pkgSetting = mSettings.mPackages.get(pName); 2132 // Should not happen, but we shouldn't be failing if it does 2133 if (pkgSetting == null) { 2134 continue; 2135 } 2136 boolean install = enableApps.contains(pName); 2137 if (pkgSetting.getInstalled(UserHandle.USER_SYSTEM) != install) { 2138 Log.i(TAG, (install ? "Installing " : "Uninstalling ") + pName 2139 + " for system user"); 2140 pkgSetting.setInstalled(install, UserHandle.USER_SYSTEM); 2141 } 2142 } 2143 } 2144 } 2145 2146 private static void getDefaultDisplayMetrics(Context context, DisplayMetrics metrics) { 2147 DisplayManager displayManager = (DisplayManager) context.getSystemService( 2148 Context.DISPLAY_SERVICE); 2149 displayManager.getDisplay(Display.DEFAULT_DISPLAY).getMetrics(metrics); 2150 } 2151 2152 /** 2153 * Requests that files preopted on a secondary system partition be copied to the data partition 2154 * if possible. Note that the actual copying of the files is accomplished by init for security 2155 * reasons. This simply requests that the copy takes place and awaits confirmation of its 2156 * completion. See platform/system/extras/cppreopt/ for the implementation of the actual copy. 2157 */ 2158 private static void requestCopyPreoptedFiles() { 2159 final int WAIT_TIME_MS = 100; 2160 final String CP_PREOPT_PROPERTY = "sys.cppreopt"; 2161 if (SystemProperties.getInt("ro.cp_system_other_odex", 0) == 1) { 2162 SystemProperties.set(CP_PREOPT_PROPERTY, "requested"); 2163 // We will wait for up to 100 seconds. 2164 final long timeEnd = SystemClock.uptimeMillis() + 100 * 1000; 2165 while (!SystemProperties.get(CP_PREOPT_PROPERTY).equals("finished")) { 2166 try { 2167 Thread.sleep(WAIT_TIME_MS); 2168 } catch (InterruptedException e) { 2169 // Do nothing 2170 } 2171 if (SystemClock.uptimeMillis() > timeEnd) { 2172 SystemProperties.set(CP_PREOPT_PROPERTY, "timed-out"); 2173 Slog.wtf(TAG, "cppreopt did not finish!"); 2174 break; 2175 } 2176 } 2177 } 2178 } 2179 2180 public PackageManagerService(Context context, Installer installer, 2181 boolean factoryTest, boolean onlyCore) { 2182 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "create package manager"); 2183 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_START, 2184 SystemClock.uptimeMillis()); 2185 2186 if (mSdkVersion <= 0) { 2187 Slog.w(TAG, "**** ro.build.version.sdk not set!"); 2188 } 2189 2190 mContext = context; 2191 2192 mPermissionReviewRequired = context.getResources().getBoolean( 2193 R.bool.config_permissionReviewRequired); 2194 2195 mFactoryTest = factoryTest; 2196 mOnlyCore = onlyCore; 2197 mMetrics = new DisplayMetrics(); 2198 mSettings = new Settings(mPackages); 2199 mSettings.addSharedUserLPw("android.uid.system", Process.SYSTEM_UID, 2200 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 2201 mSettings.addSharedUserLPw("android.uid.phone", RADIO_UID, 2202 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 2203 mSettings.addSharedUserLPw("android.uid.log", LOG_UID, 2204 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 2205 mSettings.addSharedUserLPw("android.uid.nfc", NFC_UID, 2206 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 2207 mSettings.addSharedUserLPw("android.uid.bluetooth", BLUETOOTH_UID, 2208 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 2209 mSettings.addSharedUserLPw("android.uid.shell", SHELL_UID, 2210 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 2211 2212 String separateProcesses = SystemProperties.get("debug.separate_processes"); 2213 if (separateProcesses != null && separateProcesses.length() > 0) { 2214 if ("*".equals(separateProcesses)) { 2215 mDefParseFlags = PackageParser.PARSE_IGNORE_PROCESSES; 2216 mSeparateProcesses = null; 2217 Slog.w(TAG, "Running with debug.separate_processes: * (ALL)"); 2218 } else { 2219 mDefParseFlags = 0; 2220 mSeparateProcesses = separateProcesses.split(","); 2221 Slog.w(TAG, "Running with debug.separate_processes: " 2222 + separateProcesses); 2223 } 2224 } else { 2225 mDefParseFlags = 0; 2226 mSeparateProcesses = null; 2227 } 2228 2229 mInstaller = installer; 2230 mPackageDexOptimizer = new PackageDexOptimizer(installer, mInstallLock, context, 2231 "*dexopt*"); 2232 mDexManager = new DexManager(this, mPackageDexOptimizer, installer, mInstallLock); 2233 mMoveCallbacks = new MoveCallbacks(FgThread.get().getLooper()); 2234 2235 mOnPermissionChangeListeners = new OnPermissionChangeListeners( 2236 FgThread.get().getLooper()); 2237 2238 getDefaultDisplayMetrics(context, mMetrics); 2239 2240 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "get system config"); 2241 SystemConfig systemConfig = SystemConfig.getInstance(); 2242 mGlobalGids = systemConfig.getGlobalGids(); 2243 mSystemPermissions = systemConfig.getSystemPermissions(); 2244 mAvailableFeatures = systemConfig.getAvailableFeatures(); 2245 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 2246 2247 mProtectedPackages = new ProtectedPackages(mContext); 2248 2249 synchronized (mInstallLock) { 2250 // writer 2251 synchronized (mPackages) { 2252 mHandlerThread = new ServiceThread(TAG, 2253 Process.THREAD_PRIORITY_BACKGROUND, true /*allowIo*/); 2254 mHandlerThread.start(); 2255 mHandler = new PackageHandler(mHandlerThread.getLooper()); 2256 mProcessLoggingHandler = new ProcessLoggingHandler(); 2257 Watchdog.getInstance().addThread(mHandler, WATCHDOG_TIMEOUT); 2258 2259 mDefaultPermissionPolicy = new DefaultPermissionGrantPolicy(this); 2260 mInstantAppRegistry = new InstantAppRegistry(this); 2261 2262 File dataDir = Environment.getDataDirectory(); 2263 mAppInstallDir = new File(dataDir, "app"); 2264 mAppLib32InstallDir = new File(dataDir, "app-lib"); 2265 mEphemeralInstallDir = new File(dataDir, "app-ephemeral"); 2266 mAsecInternalPath = new File(dataDir, "app-asec").getPath(); 2267 mDrmAppPrivateInstallDir = new File(dataDir, "app-private"); 2268 mUserDataPreparer = new UserDataPreparer(mInstaller, mInstallLock, mContext, mOnlyCore); 2269 sUserManager = new UserManagerService(context, this, mUserDataPreparer, mPackages); 2270 2271 // Propagate permission configuration in to package manager. 2272 ArrayMap<String, SystemConfig.PermissionEntry> permConfig 2273 = systemConfig.getPermissions(); 2274 for (int i=0; i<permConfig.size(); i++) { 2275 SystemConfig.PermissionEntry perm = permConfig.valueAt(i); 2276 BasePermission bp = mSettings.mPermissions.get(perm.name); 2277 if (bp == null) { 2278 bp = new BasePermission(perm.name, "android", BasePermission.TYPE_BUILTIN); 2279 mSettings.mPermissions.put(perm.name, bp); 2280 } 2281 if (perm.gids != null) { 2282 bp.setGids(perm.gids, perm.perUser); 2283 } 2284 } 2285 2286 ArrayMap<String, String> libConfig = systemConfig.getSharedLibraries(); 2287 final int builtInLibCount = libConfig.size(); 2288 for (int i = 0; i < builtInLibCount; i++) { 2289 String name = libConfig.keyAt(i); 2290 String path = libConfig.valueAt(i); 2291 addSharedLibraryLPw(path, null, name, SharedLibraryInfo.VERSION_UNDEFINED, 2292 SharedLibraryInfo.TYPE_BUILTIN, PLATFORM_PACKAGE_NAME, 0); 2293 } 2294 2295 mFoundPolicyFile = SELinuxMMAC.readInstallPolicy(); 2296 2297 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "read user settings"); 2298 mFirstBoot = !mSettings.readLPw(sUserManager.getUsers(false)); 2299 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 2300 2301 // Clean up orphaned packages for which the code path doesn't exist 2302 // and they are an update to a system app - caused by bug/32321269 2303 final int packageSettingCount = mSettings.mPackages.size(); 2304 for (int i = packageSettingCount - 1; i >= 0; i--) { 2305 PackageSetting ps = mSettings.mPackages.valueAt(i); 2306 if (!isExternal(ps) && (ps.codePath == null || !ps.codePath.exists()) 2307 && mSettings.getDisabledSystemPkgLPr(ps.name) != null) { 2308 mSettings.mPackages.removeAt(i); 2309 mSettings.enableSystemPackageLPw(ps.name); 2310 } 2311 } 2312 2313 if (mFirstBoot) { 2314 requestCopyPreoptedFiles(); 2315 } 2316 2317 String customResolverActivity = Resources.getSystem().getString( 2318 R.string.config_customResolverActivity); 2319 if (TextUtils.isEmpty(customResolverActivity)) { 2320 customResolverActivity = null; 2321 } else { 2322 mCustomResolverComponentName = ComponentName.unflattenFromString( 2323 customResolverActivity); 2324 } 2325 2326 long startTime = SystemClock.uptimeMillis(); 2327 2328 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_SYSTEM_SCAN_START, 2329 startTime); 2330 2331 final String bootClassPath = System.getenv("BOOTCLASSPATH"); 2332 final String systemServerClassPath = System.getenv("SYSTEMSERVERCLASSPATH"); 2333 2334 if (bootClassPath == null) { 2335 Slog.w(TAG, "No BOOTCLASSPATH found!"); 2336 } 2337 2338 if (systemServerClassPath == null) { 2339 Slog.w(TAG, "No SYSTEMSERVERCLASSPATH found!"); 2340 } 2341 2342 final List<String> allInstructionSets = InstructionSets.getAllInstructionSets(); 2343 final String[] dexCodeInstructionSets = 2344 getDexCodeInstructionSets( 2345 allInstructionSets.toArray(new String[allInstructionSets.size()])); 2346 2347 /** 2348 * Ensure all external libraries have had dexopt run on them. 2349 */ 2350 if (mSharedLibraries.size() > 0) { 2351 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "dexopt"); 2352 // NOTE: For now, we're compiling these system "shared libraries" 2353 // (and framework jars) into all available architectures. It's possible 2354 // to compile them only when we come across an app that uses them (there's 2355 // already logic for that in scanPackageLI) but that adds some complexity. 2356 for (String dexCodeInstructionSet : dexCodeInstructionSets) { 2357 final int libCount = mSharedLibraries.size(); 2358 for (int i = 0; i < libCount; i++) { 2359 SparseArray<SharedLibraryEntry> versionedLib = mSharedLibraries.valueAt(i); 2360 final int versionCount = versionedLib.size(); 2361 for (int j = 0; j < versionCount; j++) { 2362 SharedLibraryEntry libEntry = versionedLib.valueAt(j); 2363 final String libPath = libEntry.path != null 2364 ? libEntry.path : libEntry.apk; 2365 if (libPath == null) { 2366 continue; 2367 } 2368 try { 2369 // Shared libraries do not have profiles so we perform a full 2370 // AOT compilation (if needed). 2371 int dexoptNeeded = DexFile.getDexOptNeeded( 2372 libPath, dexCodeInstructionSet, 2373 getCompilerFilterForReason(REASON_SHARED_APK), 2374 false /* newProfile */); 2375 if (dexoptNeeded != DexFile.NO_DEXOPT_NEEDED) { 2376 mInstaller.dexopt(libPath, Process.SYSTEM_UID, "*", 2377 dexCodeInstructionSet, dexoptNeeded, null, 2378 DEXOPT_PUBLIC, 2379 getCompilerFilterForReason(REASON_SHARED_APK), 2380 StorageManager.UUID_PRIVATE_INTERNAL, 2381 SKIP_SHARED_LIBRARY_CHECK); 2382 } 2383 } catch (FileNotFoundException e) { 2384 Slog.w(TAG, "Library not found: " + libPath); 2385 } catch (IOException | InstallerException e) { 2386 Slog.w(TAG, "Cannot dexopt " + libPath + "; is it an APK or JAR? " 2387 + e.getMessage()); 2388 } 2389 } 2390 } 2391 } 2392 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 2393 } 2394 2395 File frameworkDir = new File(Environment.getRootDirectory(), "framework"); 2396 2397 final VersionInfo ver = mSettings.getInternalVersion(); 2398 mIsUpgrade = !Build.FINGERPRINT.equals(ver.fingerprint); 2399 2400 // when upgrading from pre-M, promote system app permissions from install to runtime 2401 mPromoteSystemApps = 2402 mIsUpgrade && ver.sdkVersion <= Build.VERSION_CODES.LOLLIPOP_MR1; 2403 2404 // When upgrading from pre-N, we need to handle package extraction like first boot, 2405 // as there is no profiling data available. 2406 mIsPreNUpgrade = mIsUpgrade && ver.sdkVersion < Build.VERSION_CODES.N; 2407 2408 mIsPreNMR1Upgrade = mIsUpgrade && ver.sdkVersion < Build.VERSION_CODES.N_MR1; 2409 2410 // save off the names of pre-existing system packages prior to scanning; we don't 2411 // want to automatically grant runtime permissions for new system apps 2412 if (mPromoteSystemApps) { 2413 Iterator<PackageSetting> pkgSettingIter = mSettings.mPackages.values().iterator(); 2414 while (pkgSettingIter.hasNext()) { 2415 PackageSetting ps = pkgSettingIter.next(); 2416 if (isSystemApp(ps)) { 2417 mExistingSystemPackages.add(ps.name); 2418 } 2419 } 2420 } 2421 2422 mCacheDir = preparePackageParserCache(mIsUpgrade); 2423 2424 // Set flag to monitor and not change apk file paths when 2425 // scanning install directories. 2426 int scanFlags = SCAN_BOOTING | SCAN_INITIAL; 2427 2428 if (mIsUpgrade || mFirstBoot) { 2429 scanFlags = scanFlags | SCAN_FIRST_BOOT_OR_UPGRADE; 2430 } 2431 2432 // Collect vendor overlay packages. (Do this before scanning any apps.) 2433 // For security and version matching reason, only consider 2434 // overlay packages if they reside in the right directory. 2435 String overlayThemeDir = SystemProperties.get(VENDOR_OVERLAY_THEME_PERSIST_PROPERTY); 2436 if (overlayThemeDir.isEmpty()) { 2437 overlayThemeDir = SystemProperties.get(VENDOR_OVERLAY_THEME_PROPERTY); 2438 } 2439 if (!overlayThemeDir.isEmpty()) { 2440 scanDirTracedLI(new File(VENDOR_OVERLAY_DIR, overlayThemeDir), mDefParseFlags 2441 | PackageParser.PARSE_IS_SYSTEM 2442 | PackageParser.PARSE_IS_SYSTEM_DIR 2443 | PackageParser.PARSE_TRUSTED_OVERLAY, scanFlags | SCAN_TRUSTED_OVERLAY, 0); 2444 } 2445 scanDirTracedLI(new File(VENDOR_OVERLAY_DIR), mDefParseFlags 2446 | PackageParser.PARSE_IS_SYSTEM 2447 | PackageParser.PARSE_IS_SYSTEM_DIR 2448 | PackageParser.PARSE_TRUSTED_OVERLAY, scanFlags | SCAN_TRUSTED_OVERLAY, 0); 2449 2450 // Find base frameworks (resource packages without code). 2451 scanDirTracedLI(frameworkDir, mDefParseFlags 2452 | PackageParser.PARSE_IS_SYSTEM 2453 | PackageParser.PARSE_IS_SYSTEM_DIR 2454 | PackageParser.PARSE_IS_PRIVILEGED, 2455 scanFlags | SCAN_NO_DEX, 0); 2456 2457 // Collected privileged system packages. 2458 final File privilegedAppDir = new File(Environment.getRootDirectory(), "priv-app"); 2459 scanDirTracedLI(privilegedAppDir, mDefParseFlags 2460 | PackageParser.PARSE_IS_SYSTEM 2461 | PackageParser.PARSE_IS_SYSTEM_DIR 2462 | PackageParser.PARSE_IS_PRIVILEGED, scanFlags, 0); 2463 2464 // Collect ordinary system packages. 2465 final File systemAppDir = new File(Environment.getRootDirectory(), "app"); 2466 scanDirTracedLI(systemAppDir, mDefParseFlags 2467 | PackageParser.PARSE_IS_SYSTEM 2468 | PackageParser.PARSE_IS_SYSTEM_DIR, scanFlags, 0); 2469 2470 // Collect all vendor packages. 2471 File vendorAppDir = new File("/vendor/app"); 2472 try { 2473 vendorAppDir = vendorAppDir.getCanonicalFile(); 2474 } catch (IOException e) { 2475 // failed to look up canonical path, continue with original one 2476 } 2477 scanDirTracedLI(vendorAppDir, mDefParseFlags 2478 | PackageParser.PARSE_IS_SYSTEM 2479 | PackageParser.PARSE_IS_SYSTEM_DIR, scanFlags, 0); 2480 2481 // Collect all OEM packages. 2482 final File oemAppDir = new File(Environment.getOemDirectory(), "app"); 2483 scanDirTracedLI(oemAppDir, mDefParseFlags 2484 | PackageParser.PARSE_IS_SYSTEM 2485 | PackageParser.PARSE_IS_SYSTEM_DIR, scanFlags, 0); 2486 2487 // Prune any system packages that no longer exist. 2488 final List<String> possiblyDeletedUpdatedSystemApps = new ArrayList<String>(); 2489 if (!mOnlyCore) { 2490 Iterator<PackageSetting> psit = mSettings.mPackages.values().iterator(); 2491 while (psit.hasNext()) { 2492 PackageSetting ps = psit.next(); 2493 2494 /* 2495 * If this is not a system app, it can't be a 2496 * disable system app. 2497 */ 2498 if ((ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) == 0) { 2499 continue; 2500 } 2501 2502 /* 2503 * If the package is scanned, it's not erased. 2504 */ 2505 final PackageParser.Package scannedPkg = mPackages.get(ps.name); 2506 if (scannedPkg != null) { 2507 /* 2508 * If the system app is both scanned and in the 2509 * disabled packages list, then it must have been 2510 * added via OTA. Remove it from the currently 2511 * scanned package so the previously user-installed 2512 * application can be scanned. 2513 */ 2514 if (mSettings.isDisabledSystemPackageLPr(ps.name)) { 2515 logCriticalInfo(Log.WARN, "Expecting better updated system app for " 2516 + ps.name + "; removing system app. Last known codePath=" 2517 + ps.codePathString + ", installStatus=" + ps.installStatus 2518 + ", versionCode=" + ps.versionCode + "; scanned versionCode=" 2519 + scannedPkg.mVersionCode); 2520 removePackageLI(scannedPkg, true); 2521 mExpectingBetter.put(ps.name, ps.codePath); 2522 } 2523 2524 continue; 2525 } 2526 2527 if (!mSettings.isDisabledSystemPackageLPr(ps.name)) { 2528 psit.remove(); 2529 logCriticalInfo(Log.WARN, "System package " + ps.name 2530 + " no longer exists; it's data will be wiped"); 2531 // Actual deletion of code and data will be handled by later 2532 // reconciliation step 2533 } else { 2534 final PackageSetting disabledPs = mSettings.getDisabledSystemPkgLPr(ps.name); 2535 if (disabledPs.codePath == null || !disabledPs.codePath.exists()) { 2536 possiblyDeletedUpdatedSystemApps.add(ps.name); 2537 } 2538 } 2539 } 2540 } 2541 2542 //look for any incomplete package installations 2543 ArrayList<PackageSetting> deletePkgsList = mSettings.getListOfIncompleteInstallPackagesLPr(); 2544 for (int i = 0; i < deletePkgsList.size(); i++) { 2545 // Actual deletion of code and data will be handled by later 2546 // reconciliation step 2547 final String packageName = deletePkgsList.get(i).name; 2548 logCriticalInfo(Log.WARN, "Cleaning up incompletely installed app: " + packageName); 2549 synchronized (mPackages) { 2550 mSettings.removePackageLPw(packageName); 2551 } 2552 } 2553 2554 //delete tmp files 2555 deleteTempPackageFiles(); 2556 2557 // Remove any shared userIDs that have no associated packages 2558 mSettings.pruneSharedUsersLPw(); 2559 2560 if (!mOnlyCore) { 2561 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_DATA_SCAN_START, 2562 SystemClock.uptimeMillis()); 2563 scanDirTracedLI(mAppInstallDir, 0, scanFlags | SCAN_REQUIRE_KNOWN, 0); 2564 2565 scanDirTracedLI(mDrmAppPrivateInstallDir, mDefParseFlags 2566 | PackageParser.PARSE_FORWARD_LOCK, 2567 scanFlags | SCAN_REQUIRE_KNOWN, 0); 2568 2569 scanDirLI(mEphemeralInstallDir, mDefParseFlags 2570 | PackageParser.PARSE_IS_EPHEMERAL, 2571 scanFlags | SCAN_REQUIRE_KNOWN, 0); 2572 2573 /** 2574 * Remove disable package settings for any updated system 2575 * apps that were removed via an OTA. If they're not a 2576 * previously-updated app, remove them completely. 2577 * Otherwise, just revoke their system-level permissions. 2578 */ 2579 for (String deletedAppName : possiblyDeletedUpdatedSystemApps) { 2580 PackageParser.Package deletedPkg = mPackages.get(deletedAppName); 2581 mSettings.removeDisabledSystemPackageLPw(deletedAppName); 2582 2583 String msg; 2584 if (deletedPkg == null) { 2585 msg = "Updated system package " + deletedAppName 2586 + " no longer exists; it's data will be wiped"; 2587 // Actual deletion of code and data will be handled by later 2588 // reconciliation step 2589 } else { 2590 msg = "Updated system app + " + deletedAppName 2591 + " no longer present; removing system privileges for " 2592 + deletedAppName; 2593 2594 deletedPkg.applicationInfo.flags &= ~ApplicationInfo.FLAG_SYSTEM; 2595 2596 PackageSetting deletedPs = mSettings.mPackages.get(deletedAppName); 2597 deletedPs.pkgFlags &= ~ApplicationInfo.FLAG_SYSTEM; 2598 } 2599 logCriticalInfo(Log.WARN, msg); 2600 } 2601 2602 /** 2603 * Make sure all system apps that we expected to appear on 2604 * the userdata partition actually showed up. If they never 2605 * appeared, crawl back and revive the system version. 2606 */ 2607 for (int i = 0; i < mExpectingBetter.size(); i++) { 2608 final String packageName = mExpectingBetter.keyAt(i); 2609 if (!mPackages.containsKey(packageName)) { 2610 final File scanFile = mExpectingBetter.valueAt(i); 2611 2612 logCriticalInfo(Log.WARN, "Expected better " + packageName 2613 + " but never showed up; reverting to system"); 2614 2615 int reparseFlags = mDefParseFlags; 2616 if (FileUtils.contains(privilegedAppDir, scanFile)) { 2617 reparseFlags = PackageParser.PARSE_IS_SYSTEM 2618 | PackageParser.PARSE_IS_SYSTEM_DIR 2619 | PackageParser.PARSE_IS_PRIVILEGED; 2620 } else if (FileUtils.contains(systemAppDir, scanFile)) { 2621 reparseFlags = PackageParser.PARSE_IS_SYSTEM 2622 | PackageParser.PARSE_IS_SYSTEM_DIR; 2623 } else if (FileUtils.contains(vendorAppDir, scanFile)) { 2624 reparseFlags = PackageParser.PARSE_IS_SYSTEM 2625 | PackageParser.PARSE_IS_SYSTEM_DIR; 2626 } else if (FileUtils.contains(oemAppDir, scanFile)) { 2627 reparseFlags = PackageParser.PARSE_IS_SYSTEM 2628 | PackageParser.PARSE_IS_SYSTEM_DIR; 2629 } else { 2630 Slog.e(TAG, "Ignoring unexpected fallback path " + scanFile); 2631 continue; 2632 } 2633 2634 mSettings.enableSystemPackageLPw(packageName); 2635 2636 try { 2637 scanPackageTracedLI(scanFile, reparseFlags, scanFlags, 0, null); 2638 } catch (PackageManagerException e) { 2639 Slog.e(TAG, "Failed to parse original system package: " 2640 + e.getMessage()); 2641 } 2642 } 2643 } 2644 } 2645 mExpectingBetter.clear(); 2646 2647 // Resolve the storage manager. 2648 mStorageManagerPackage = getStorageManagerPackageName(); 2649 2650 // Resolve protected action filters. Only the setup wizard is allowed to 2651 // have a high priority filter for these actions. 2652 mSetupWizardPackage = getSetupWizardPackageName(); 2653 if (mProtectedFilters.size() > 0) { 2654 if (DEBUG_FILTERS && mSetupWizardPackage == null) { 2655 Slog.i(TAG, "No setup wizard;" 2656 + " All protected intents capped to priority 0"); 2657 } 2658 for (ActivityIntentInfo filter : mProtectedFilters) { 2659 if (filter.activity.info.packageName.equals(mSetupWizardPackage)) { 2660 if (DEBUG_FILTERS) { 2661 Slog.i(TAG, "Found setup wizard;" 2662 + " allow priority " + filter.getPriority() + ";" 2663 + " package: " + filter.activity.info.packageName 2664 + " activity: " + filter.activity.className 2665 + " priority: " + filter.getPriority()); 2666 } 2667 // skip setup wizard; allow it to keep the high priority filter 2668 continue; 2669 } 2670 Slog.w(TAG, "Protected action; cap priority to 0;" 2671 + " package: " + filter.activity.info.packageName 2672 + " activity: " + filter.activity.className 2673 + " origPrio: " + filter.getPriority()); 2674 filter.setPriority(0); 2675 } 2676 } 2677 mDeferProtectedFilters = false; 2678 mProtectedFilters.clear(); 2679 2680 // Now that we know all of the shared libraries, update all clients to have 2681 // the correct library paths. 2682 updateAllSharedLibrariesLPw(null); 2683 2684 for (SharedUserSetting setting : mSettings.getAllSharedUsersLPw()) { 2685 // NOTE: We ignore potential failures here during a system scan (like 2686 // the rest of the commands above) because there's precious little we 2687 // can do about it. A settings error is reported, though. 2688 adjustCpuAbisForSharedUserLPw(setting.packages, null /*scannedPackage*/); 2689 } 2690 2691 // Now that we know all the packages we are keeping, 2692 // read and update their last usage times. 2693 mPackageUsage.read(mPackages); 2694 mCompilerStats.read(); 2695 2696 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_SCAN_END, 2697 SystemClock.uptimeMillis()); 2698 Slog.i(TAG, "Time to scan packages: " 2699 + ((SystemClock.uptimeMillis()-startTime)/1000f) 2700 + " seconds"); 2701 2702 // If the platform SDK has changed since the last time we booted, 2703 // we need to re-grant app permission to catch any new ones that 2704 // appear. This is really a hack, and means that apps can in some 2705 // cases get permissions that the user didn't initially explicitly 2706 // allow... it would be nice to have some better way to handle 2707 // this situation. 2708 int updateFlags = UPDATE_PERMISSIONS_ALL; 2709 if (ver.sdkVersion != mSdkVersion) { 2710 Slog.i(TAG, "Platform changed from " + ver.sdkVersion + " to " 2711 + mSdkVersion + "; regranting permissions for internal storage"); 2712 updateFlags |= UPDATE_PERMISSIONS_REPLACE_PKG | UPDATE_PERMISSIONS_REPLACE_ALL; 2713 } 2714 updatePermissionsLPw(null, null, StorageManager.UUID_PRIVATE_INTERNAL, updateFlags); 2715 ver.sdkVersion = mSdkVersion; 2716 2717 // If this is the first boot or an update from pre-M, and it is a normal 2718 // boot, then we need to initialize the default preferred apps across 2719 // all defined users. 2720 if (!onlyCore && (mPromoteSystemApps || mFirstBoot)) { 2721 for (UserInfo user : sUserManager.getUsers(true)) { 2722 mSettings.applyDefaultPreferredAppsLPw(this, user.id); 2723 applyFactoryDefaultBrowserLPw(user.id); 2724 primeDomainVerificationsLPw(user.id); 2725 } 2726 } 2727 2728 // Prepare storage for system user really early during boot, 2729 // since core system apps like SettingsProvider and SystemUI 2730 // can't wait for user to start 2731 final int storageFlags; 2732 if (StorageManager.isFileEncryptedNativeOrEmulated()) { 2733 storageFlags = StorageManager.FLAG_STORAGE_DE; 2734 } else { 2735 storageFlags = StorageManager.FLAG_STORAGE_DE | StorageManager.FLAG_STORAGE_CE; 2736 } 2737 reconcileAppsDataLI(StorageManager.UUID_PRIVATE_INTERNAL, UserHandle.USER_SYSTEM, 2738 storageFlags, true /* migrateAppData */); 2739 2740 // If this is first boot after an OTA, and a normal boot, then 2741 // we need to clear code cache directories. 2742 // Note that we do *not* clear the application profiles. These remain valid 2743 // across OTAs and are used to drive profile verification (post OTA) and 2744 // profile compilation (without waiting to collect a fresh set of profiles). 2745 if (mIsUpgrade && !onlyCore) { 2746 Slog.i(TAG, "Build fingerprint changed; clearing code caches"); 2747 for (int i = 0; i < mSettings.mPackages.size(); i++) { 2748 final PackageSetting ps = mSettings.mPackages.valueAt(i); 2749 if (Objects.equals(StorageManager.UUID_PRIVATE_INTERNAL, ps.volumeUuid)) { 2750 // No apps are running this early, so no need to freeze 2751 clearAppDataLIF(ps.pkg, UserHandle.USER_ALL, 2752 StorageManager.FLAG_STORAGE_DE | StorageManager.FLAG_STORAGE_CE 2753 | Installer.FLAG_CLEAR_CODE_CACHE_ONLY); 2754 } 2755 } 2756 ver.fingerprint = Build.FINGERPRINT; 2757 } 2758 2759 checkDefaultBrowser(); 2760 2761 // clear only after permissions and other defaults have been updated 2762 mExistingSystemPackages.clear(); 2763 mPromoteSystemApps = false; 2764 2765 // All the changes are done during package scanning. 2766 ver.databaseVersion = Settings.CURRENT_DATABASE_VERSION; 2767 2768 // can downgrade to reader 2769 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "write settings"); 2770 mSettings.writeLPr(); 2771 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 2772 2773 // Perform dexopt on all apps that mark themselves as coreApps. We do this pretty 2774 // early on (before the package manager declares itself as early) because other 2775 // components in the system server might ask for package contexts for these apps. 2776 // 2777 // Note that "onlyCore" in this context means the system is encrypted or encrypting 2778 // (i.e, that the data partition is unavailable). 2779 if ((isFirstBoot() || isUpgrade() || VMRuntime.didPruneDalvikCache()) && !onlyCore) { 2780 long start = System.nanoTime(); 2781 List<PackageParser.Package> coreApps = new ArrayList<>(); 2782 for (PackageParser.Package pkg : mPackages.values()) { 2783 if (pkg.coreApp) { 2784 coreApps.add(pkg); 2785 } 2786 } 2787 2788 int[] stats = performDexOptUpgrade(coreApps, false, 2789 getCompilerFilterForReason(REASON_CORE_APP)); 2790 2791 final int elapsedTimeSeconds = 2792 (int) TimeUnit.NANOSECONDS.toSeconds(System.nanoTime() - start); 2793 MetricsLogger.histogram(mContext, "opt_coreapps_time_s", elapsedTimeSeconds); 2794 2795 if (DEBUG_DEXOPT) { 2796 Slog.i(TAG, "Dex-opt core apps took : " + elapsedTimeSeconds + " seconds (" + 2797 stats[0] + ", " + stats[1] + ", " + stats[2] + ")"); 2798 } 2799 2800 2801 // TODO: Should we log these stats to tron too ? 2802 // MetricsLogger.histogram(mContext, "opt_coreapps_num_dexopted", stats[0]); 2803 // MetricsLogger.histogram(mContext, "opt_coreapps_num_skipped", stats[1]); 2804 // MetricsLogger.histogram(mContext, "opt_coreapps_num_failed", stats[2]); 2805 // MetricsLogger.histogram(mContext, "opt_coreapps_num_total", coreApps.size()); 2806 } 2807 2808 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_READY, 2809 SystemClock.uptimeMillis()); 2810 2811 if (!mOnlyCore) { 2812 mRequiredVerifierPackage = getRequiredButNotReallyRequiredVerifierLPr(); 2813 mRequiredInstallerPackage = getRequiredInstallerLPr(); 2814 mRequiredUninstallerPackage = getRequiredUninstallerLPr(); 2815 mIntentFilterVerifierComponent = getIntentFilterVerifierComponentNameLPr(); 2816 mIntentFilterVerifier = new IntentVerifierProxy(mContext, 2817 mIntentFilterVerifierComponent); 2818 mServicesSystemSharedLibraryPackageName = getRequiredSharedLibraryLPr( 2819 PackageManager.SYSTEM_SHARED_LIBRARY_SERVICES, 2820 SharedLibraryInfo.VERSION_UNDEFINED); 2821 mSharedSystemSharedLibraryPackageName = getRequiredSharedLibraryLPr( 2822 PackageManager.SYSTEM_SHARED_LIBRARY_SHARED, 2823 SharedLibraryInfo.VERSION_UNDEFINED); 2824 } else { 2825 mRequiredVerifierPackage = null; 2826 mRequiredInstallerPackage = null; 2827 mRequiredUninstallerPackage = null; 2828 mIntentFilterVerifierComponent = null; 2829 mIntentFilterVerifier = null; 2830 mServicesSystemSharedLibraryPackageName = null; 2831 mSharedSystemSharedLibraryPackageName = null; 2832 } 2833 2834 mInstallerService = new PackageInstallerService(context, this); 2835 2836 final ComponentName ephemeralResolverComponent = getEphemeralResolverLPr(); 2837 if (ephemeralResolverComponent != null) { 2838 if (DEBUG_EPHEMERAL) { 2839 Slog.i(TAG, "Ephemeral resolver: " + ephemeralResolverComponent); 2840 } 2841 mEphemeralResolverConnection = 2842 new EphemeralResolverConnection(mContext, ephemeralResolverComponent); 2843 } else { 2844 mEphemeralResolverConnection = null; 2845 } 2846 mEphemeralInstallerComponent = getEphemeralInstallerLPr(); 2847 if (mEphemeralInstallerComponent != null) { 2848 if (DEBUG_EPHEMERAL) { 2849 Slog.i(TAG, "Ephemeral installer: " + mEphemeralInstallerComponent); 2850 } 2851 setUpEphemeralInstallerActivityLP(mEphemeralInstallerComponent); 2852 } 2853 2854 // Read and update the usage of dex files. 2855 // Do this at the end of PM init so that all the packages have their 2856 // data directory reconciled. 2857 // At this point we know the code paths of the packages, so we can validate 2858 // the disk file and build the internal cache. 2859 // The usage file is expected to be small so loading and verifying it 2860 // should take a fairly small time compare to the other activities (e.g. package 2861 // scanning). 2862 final Map<Integer, List<PackageInfo>> userPackages = new HashMap<>(); 2863 final int[] currentUserIds = UserManagerService.getInstance().getUserIds(); 2864 for (int userId : currentUserIds) { 2865 userPackages.put(userId, getInstalledPackages(/*flags*/ 0, userId).getList()); 2866 } 2867 mDexManager.load(userPackages); 2868 } // synchronized (mPackages) 2869 } // synchronized (mInstallLock) 2870 2871 // Now after opening every single application zip, make sure they 2872 // are all flushed. Not really needed, but keeps things nice and 2873 // tidy. 2874 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "GC"); 2875 Runtime.getRuntime().gc(); 2876 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 2877 2878 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "loadFallbacks"); 2879 FallbackCategoryProvider.loadFallbacks(); 2880 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 2881 2882 // The initial scanning above does many calls into installd while 2883 // holding the mPackages lock, but we're mostly interested in yelling 2884 // once we have a booted system. 2885 mInstaller.setWarnIfHeld(mPackages); 2886 2887 // Expose private service for system components to use. 2888 LocalServices.addService(PackageManagerInternal.class, new PackageManagerInternalImpl()); 2889 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 2890 } 2891 2892 private static File preparePackageParserCache(boolean isUpgrade) { 2893 if (!DEFAULT_PACKAGE_PARSER_CACHE_ENABLED) { 2894 return null; 2895 } 2896 2897 // Disable package parsing on eng builds to allow for faster incremental development. 2898 if ("eng".equals(Build.TYPE)) { 2899 return null; 2900 } 2901 2902 if (SystemProperties.getBoolean("pm.boot.disable_package_cache", false)) { 2903 Slog.i(TAG, "Disabling package parser cache due to system property."); 2904 return null; 2905 } 2906 2907 // The base directory for the package parser cache lives under /data/system/. 2908 final File cacheBaseDir = FileUtils.createDir(Environment.getDataSystemDirectory(), 2909 "package_cache"); 2910 if (cacheBaseDir == null) { 2911 return null; 2912 } 2913 2914 // If this is a system upgrade scenario, delete the contents of the package cache dir. 2915 // This also serves to "GC" unused entries when the package cache version changes (which 2916 // can only happen during upgrades). 2917 if (isUpgrade) { 2918 FileUtils.deleteContents(cacheBaseDir); 2919 } 2920 2921 2922 // Return the versioned package cache directory. This is something like 2923 // "/data/system/package_cache/1" 2924 File cacheDir = FileUtils.createDir(cacheBaseDir, PACKAGE_PARSER_CACHE_VERSION); 2925 2926 // The following is a workaround to aid development on non-numbered userdebug 2927 // builds or cases where "adb sync" is used on userdebug builds. If we detect that 2928 // the system partition is newer. 2929 // 2930 // NOTE: When no BUILD_NUMBER is set by the build system, it defaults to a build 2931 // that starts with "eng." to signify that this is an engineering build and not 2932 // destined for release. 2933 if ("userdebug".equals(Build.TYPE) && Build.VERSION.INCREMENTAL.startsWith("eng.")) { 2934 Slog.w(TAG, "Wiping cache directory because the system partition changed."); 2935 2936 // Heuristic: If the /system directory has been modified recently due to an "adb sync" 2937 // or a regular make, then blow away the cache. Note that mtimes are *NOT* reliable 2938 // in general and should not be used for production changes. In this specific case, 2939 // we know that they will work. 2940 File frameworkDir = new File(Environment.getRootDirectory(), "framework"); 2941 if (cacheDir.lastModified() < frameworkDir.lastModified()) { 2942 FileUtils.deleteContents(cacheBaseDir); 2943 cacheDir = FileUtils.createDir(cacheBaseDir, PACKAGE_PARSER_CACHE_VERSION); 2944 } 2945 } 2946 2947 return cacheDir; 2948 } 2949 2950 @Override 2951 public boolean isFirstBoot() { 2952 return mFirstBoot; 2953 } 2954 2955 @Override 2956 public boolean isOnlyCoreApps() { 2957 return mOnlyCore; 2958 } 2959 2960 @Override 2961 public boolean isUpgrade() { 2962 return mIsUpgrade; 2963 } 2964 2965 private @Nullable String getRequiredButNotReallyRequiredVerifierLPr() { 2966 final Intent intent = new Intent(Intent.ACTION_PACKAGE_NEEDS_VERIFICATION); 2967 2968 final List<ResolveInfo> matches = queryIntentReceiversInternal(intent, PACKAGE_MIME_TYPE, 2969 MATCH_SYSTEM_ONLY | MATCH_DIRECT_BOOT_AWARE | MATCH_DIRECT_BOOT_UNAWARE, 2970 UserHandle.USER_SYSTEM); 2971 if (matches.size() == 1) { 2972 return matches.get(0).getComponentInfo().packageName; 2973 } else if (matches.size() == 0) { 2974 Log.e(TAG, "There should probably be a verifier, but, none were found"); 2975 return null; 2976 } 2977 throw new RuntimeException("There must be exactly one verifier; found " + matches); 2978 } 2979 2980 private @NonNull String getRequiredSharedLibraryLPr(String name, int version) { 2981 synchronized (mPackages) { 2982 SharedLibraryEntry libraryEntry = getSharedLibraryEntryLPr(name, version); 2983 if (libraryEntry == null) { 2984 throw new IllegalStateException("Missing required shared library:" + name); 2985 } 2986 return libraryEntry.apk; 2987 } 2988 } 2989 2990 private @NonNull String getRequiredInstallerLPr() { 2991 final Intent intent = new Intent(Intent.ACTION_INSTALL_PACKAGE); 2992 intent.addCategory(Intent.CATEGORY_DEFAULT); 2993 intent.setDataAndType(Uri.fromFile(new File("foo.apk")), PACKAGE_MIME_TYPE); 2994 2995 final List<ResolveInfo> matches = queryIntentActivitiesInternal(intent, PACKAGE_MIME_TYPE, 2996 MATCH_SYSTEM_ONLY | MATCH_DIRECT_BOOT_AWARE | MATCH_DIRECT_BOOT_UNAWARE, 2997 UserHandle.USER_SYSTEM); 2998 if (matches.size() == 1) { 2999 ResolveInfo resolveInfo = matches.get(0); 3000 if (!resolveInfo.activityInfo.applicationInfo.isPrivilegedApp()) { 3001 throw new RuntimeException("The installer must be a privileged app"); 3002 } 3003 return matches.get(0).getComponentInfo().packageName; 3004 } else { 3005 throw new RuntimeException("There must be exactly one installer; found " + matches); 3006 } 3007 } 3008 3009 private @NonNull String getRequiredUninstallerLPr() { 3010 final Intent intent = new Intent(Intent.ACTION_UNINSTALL_PACKAGE); 3011 intent.addCategory(Intent.CATEGORY_DEFAULT); 3012 intent.setData(Uri.fromParts(PACKAGE_SCHEME, "foo.bar", null)); 3013 3014 final ResolveInfo resolveInfo = resolveIntent(intent, null, 3015 MATCH_SYSTEM_ONLY | MATCH_DIRECT_BOOT_AWARE | MATCH_DIRECT_BOOT_UNAWARE, 3016 UserHandle.USER_SYSTEM); 3017 if (resolveInfo == null || 3018 mResolveActivity.name.equals(resolveInfo.getComponentInfo().name)) { 3019 throw new RuntimeException("There must be exactly one uninstaller; found " 3020 + resolveInfo); 3021 } 3022 return resolveInfo.getComponentInfo().packageName; 3023 } 3024 3025 private @NonNull ComponentName getIntentFilterVerifierComponentNameLPr() { 3026 final Intent intent = new Intent(Intent.ACTION_INTENT_FILTER_NEEDS_VERIFICATION); 3027 3028 final List<ResolveInfo> matches = queryIntentReceiversInternal(intent, PACKAGE_MIME_TYPE, 3029 MATCH_SYSTEM_ONLY | MATCH_DIRECT_BOOT_AWARE | MATCH_DIRECT_BOOT_UNAWARE, 3030 UserHandle.USER_SYSTEM); 3031 ResolveInfo best = null; 3032 final int N = matches.size(); 3033 for (int i = 0; i < N; i++) { 3034 final ResolveInfo cur = matches.get(i); 3035 final String packageName = cur.getComponentInfo().packageName; 3036 if (checkPermission(android.Manifest.permission.INTENT_FILTER_VERIFICATION_AGENT, 3037 packageName, UserHandle.USER_SYSTEM) != PackageManager.PERMISSION_GRANTED) { 3038 continue; 3039 } 3040 3041 if (best == null || cur.priority > best.priority) { 3042 best = cur; 3043 } 3044 } 3045 3046 if (best != null) { 3047 return best.getComponentInfo().getComponentName(); 3048 } else { 3049 throw new RuntimeException("There must be at least one intent filter verifier"); 3050 } 3051 } 3052 3053 private @Nullable ComponentName getEphemeralResolverLPr() { 3054 final String[] packageArray = 3055 mContext.getResources().getStringArray(R.array.config_ephemeralResolverPackage); 3056 if (packageArray.length == 0 && !Build.IS_DEBUGGABLE) { 3057 if (DEBUG_EPHEMERAL) { 3058 Slog.d(TAG, "Ephemeral resolver NOT found; empty package list"); 3059 } 3060 return null; 3061 } 3062 3063 final int resolveFlags = 3064 MATCH_DIRECT_BOOT_AWARE 3065 | MATCH_DIRECT_BOOT_UNAWARE 3066 | (!Build.IS_DEBUGGABLE ? MATCH_SYSTEM_ONLY : 0); 3067 final Intent resolverIntent = new Intent(Intent.ACTION_RESOLVE_EPHEMERAL_PACKAGE); 3068 final List<ResolveInfo> resolvers = queryIntentServicesInternal(resolverIntent, null, 3069 resolveFlags, UserHandle.USER_SYSTEM); 3070 3071 final int N = resolvers.size(); 3072 if (N == 0) { 3073 if (DEBUG_EPHEMERAL) { 3074 Slog.d(TAG, "Ephemeral resolver NOT found; no matching intent filters"); 3075 } 3076 return null; 3077 } 3078 3079 final Set<String> possiblePackages = new ArraySet<>(Arrays.asList(packageArray)); 3080 for (int i = 0; i < N; i++) { 3081 final ResolveInfo info = resolvers.get(i); 3082 3083 if (info.serviceInfo == null) { 3084 continue; 3085 } 3086 3087 final String packageName = info.serviceInfo.packageName; 3088 if (!possiblePackages.contains(packageName) && !Build.IS_DEBUGGABLE) { 3089 if (DEBUG_EPHEMERAL) { 3090 Slog.d(TAG, "Ephemeral resolver not in allowed package list;" 3091 + " pkg: " + packageName + ", info:" + info); 3092 } 3093 continue; 3094 } 3095 3096 if (DEBUG_EPHEMERAL) { 3097 Slog.v(TAG, "Ephemeral resolver found;" 3098 + " pkg: " + packageName + ", info:" + info); 3099 } 3100 return new ComponentName(packageName, info.serviceInfo.name); 3101 } 3102 if (DEBUG_EPHEMERAL) { 3103 Slog.v(TAG, "Ephemeral resolver NOT found"); 3104 } 3105 return null; 3106 } 3107 3108 private @Nullable ComponentName getEphemeralInstallerLPr() { 3109 final Intent intent = new Intent(Intent.ACTION_INSTALL_EPHEMERAL_PACKAGE); 3110 intent.addCategory(Intent.CATEGORY_DEFAULT); 3111 intent.setDataAndType(Uri.fromFile(new File("foo.apk")), PACKAGE_MIME_TYPE); 3112 3113 final int resolveFlags = 3114 MATCH_DIRECT_BOOT_AWARE 3115 | MATCH_DIRECT_BOOT_UNAWARE 3116 | (!Build.IS_DEBUGGABLE ? MATCH_SYSTEM_ONLY : 0); 3117 final List<ResolveInfo> matches = queryIntentActivitiesInternal(intent, PACKAGE_MIME_TYPE, 3118 resolveFlags, UserHandle.USER_SYSTEM); 3119 Iterator<ResolveInfo> iter = matches.iterator(); 3120 while (iter.hasNext()) { 3121 final ResolveInfo rInfo = iter.next(); 3122 final PackageSetting ps = mSettings.mPackages.get(rInfo.activityInfo.packageName); 3123 if (ps != null) { 3124 final PermissionsState permissionsState = ps.getPermissionsState(); 3125 if (permissionsState.hasPermission(Manifest.permission.INSTALL_PACKAGES, 0)) { 3126 continue; 3127 } 3128 } 3129 iter.remove(); 3130 } 3131 if (matches.size() == 0) { 3132 return null; 3133 } else if (matches.size() == 1) { 3134 return matches.get(0).getComponentInfo().getComponentName(); 3135 } else { 3136 throw new RuntimeException( 3137 "There must be at most one ephemeral installer; found " + matches); 3138 } 3139 } 3140 3141 private void primeDomainVerificationsLPw(int userId) { 3142 if (DEBUG_DOMAIN_VERIFICATION) { 3143 Slog.d(TAG, "Priming domain verifications in user " + userId); 3144 } 3145 3146 SystemConfig systemConfig = SystemConfig.getInstance(); 3147 ArraySet<String> packages = systemConfig.getLinkedApps(); 3148 3149 for (String packageName : packages) { 3150 PackageParser.Package pkg = mPackages.get(packageName); 3151 if (pkg != null) { 3152 if (!pkg.isSystemApp()) { 3153 Slog.w(TAG, "Non-system app '" + packageName + "' in sysconfig <app-link>"); 3154 continue; 3155 } 3156 3157 ArraySet<String> domains = null; 3158 for (PackageParser.Activity a : pkg.activities) { 3159 for (ActivityIntentInfo filter : a.intents) { 3160 if (hasValidDomains(filter)) { 3161 if (domains == null) { 3162 domains = new ArraySet<String>(); 3163 } 3164 domains.addAll(filter.getHostsList()); 3165 } 3166 } 3167 } 3168 3169 if (domains != null && domains.size() > 0) { 3170 if (DEBUG_DOMAIN_VERIFICATION) { 3171 Slog.v(TAG, " + " + packageName); 3172 } 3173 // 'Undefined' in the global IntentFilterVerificationInfo, i.e. the usual 3174 // state w.r.t. the formal app-linkage "no verification attempted" state; 3175 // and then 'always' in the per-user state actually used for intent resolution. 3176 final IntentFilterVerificationInfo ivi; 3177 ivi = mSettings.createIntentFilterVerificationIfNeededLPw(packageName, domains); 3178 ivi.setStatus(INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED); 3179 mSettings.updateIntentFilterVerificationStatusLPw(packageName, 3180 INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS, userId); 3181 } else { 3182 Slog.w(TAG, "Sysconfig <app-link> package '" + packageName 3183 + "' does not handle web links"); 3184 } 3185 } else { 3186 Slog.w(TAG, "Unknown package " + packageName + " in sysconfig <app-link>"); 3187 } 3188 } 3189 3190 scheduleWritePackageRestrictionsLocked(userId); 3191 scheduleWriteSettingsLocked(); 3192 } 3193 3194 private void applyFactoryDefaultBrowserLPw(int userId) { 3195 // The default browser app's package name is stored in a string resource, 3196 // with a product-specific overlay used for vendor customization. 3197 String browserPkg = mContext.getResources().getString( 3198 com.android.internal.R.string.default_browser); 3199 if (!TextUtils.isEmpty(browserPkg)) { 3200 // non-empty string => required to be a known package 3201 PackageSetting ps = mSettings.mPackages.get(browserPkg); 3202 if (ps == null) { 3203 Slog.e(TAG, "Product default browser app does not exist: " + browserPkg); 3204 browserPkg = null; 3205 } else { 3206 mSettings.setDefaultBrowserPackageNameLPw(browserPkg, userId); 3207 } 3208 } 3209 3210 // Nothing valid explicitly set? Make the factory-installed browser the explicit 3211 // default. If there's more than one, just leave everything alone. 3212 if (browserPkg == null) { 3213 calculateDefaultBrowserLPw(userId); 3214 } 3215 } 3216 3217 private void calculateDefaultBrowserLPw(int userId) { 3218 List<String> allBrowsers = resolveAllBrowserApps(userId); 3219 final String browserPkg = (allBrowsers.size() == 1) ? allBrowsers.get(0) : null; 3220 mSettings.setDefaultBrowserPackageNameLPw(browserPkg, userId); 3221 } 3222 3223 private List<String> resolveAllBrowserApps(int userId) { 3224 // Resolve the canonical browser intent and check that the handleAllWebDataURI boolean is set 3225 List<ResolveInfo> list = queryIntentActivitiesInternal(sBrowserIntent, null, 3226 PackageManager.MATCH_ALL, userId); 3227 3228 final int count = list.size(); 3229 List<String> result = new ArrayList<String>(count); 3230 for (int i=0; i<count; i++) { 3231 ResolveInfo info = list.get(i); 3232 if (info.activityInfo == null 3233 || !info.handleAllWebDataURI 3234 || (info.activityInfo.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) == 0 3235 || result.contains(info.activityInfo.packageName)) { 3236 continue; 3237 } 3238 result.add(info.activityInfo.packageName); 3239 } 3240 3241 return result; 3242 } 3243 3244 private boolean packageIsBrowser(String packageName, int userId) { 3245 List<ResolveInfo> list = queryIntentActivitiesInternal(sBrowserIntent, null, 3246 PackageManager.MATCH_ALL, userId); 3247 final int N = list.size(); 3248 for (int i = 0; i < N; i++) { 3249 ResolveInfo info = list.get(i); 3250 if (packageName.equals(info.activityInfo.packageName)) { 3251 return true; 3252 } 3253 } 3254 return false; 3255 } 3256 3257 private void checkDefaultBrowser() { 3258 final int myUserId = UserHandle.myUserId(); 3259 final String packageName = getDefaultBrowserPackageName(myUserId); 3260 if (packageName != null) { 3261 PackageInfo info = getPackageInfo(packageName, 0, myUserId); 3262 if (info == null) { 3263 Slog.w(TAG, "Default browser no longer installed: " + packageName); 3264 synchronized (mPackages) { 3265 applyFactoryDefaultBrowserLPw(myUserId); // leaves ambiguous when > 1 3266 } 3267 } 3268 } 3269 } 3270 3271 @Override 3272 public boolean onTransact(int code, Parcel data, Parcel reply, int flags) 3273 throws RemoteException { 3274 try { 3275 return super.onTransact(code, data, reply, flags); 3276 } catch (RuntimeException e) { 3277 if (!(e instanceof SecurityException) && !(e instanceof IllegalArgumentException)) { 3278 Slog.wtf(TAG, "Package Manager Crash", e); 3279 } 3280 throw e; 3281 } 3282 } 3283 3284 static int[] appendInts(int[] cur, int[] add) { 3285 if (add == null) return cur; 3286 if (cur == null) return add; 3287 final int N = add.length; 3288 for (int i=0; i<N; i++) { 3289 cur = appendInt(cur, add[i]); 3290 } 3291 return cur; 3292 } 3293 3294 private PackageInfo generatePackageInfo(PackageSetting ps, int flags, int userId) { 3295 if (!sUserManager.exists(userId)) return null; 3296 if (ps == null) { 3297 return null; 3298 } 3299 final PackageParser.Package p = ps.pkg; 3300 if (p == null) { 3301 return null; 3302 } 3303 // Filter out ephemeral app metadata: 3304 // * The system/shell/root can see metadata for any app 3305 // * An installed app can see metadata for 1) other installed apps 3306 // and 2) ephemeral apps that have explicitly interacted with it 3307 // * Ephemeral apps can only see their own metadata 3308 // * Holding a signature permission allows seeing instant apps 3309 final int callingAppId = UserHandle.getAppId(Binder.getCallingUid()); 3310 if (callingAppId != Process.SYSTEM_UID 3311 && callingAppId != Process.SHELL_UID 3312 && callingAppId != Process.ROOT_UID 3313 && checkUidPermission(Manifest.permission.ACCESS_INSTANT_APPS, 3314 Binder.getCallingUid()) != PackageManager.PERMISSION_GRANTED) { 3315 final String ephemeralPackageName = getEphemeralPackageName(Binder.getCallingUid()); 3316 if (ephemeralPackageName != null) { 3317 // ephemeral apps can only get information on themselves 3318 if (!ephemeralPackageName.equals(p.packageName)) { 3319 return null; 3320 } 3321 } else { 3322 if (p.applicationInfo.isInstantApp()) { 3323 // only get access to the ephemeral app if we've been granted access 3324 if (!mInstantAppRegistry.isInstantAccessGranted( 3325 userId, callingAppId, ps.appId)) { 3326 return null; 3327 } 3328 } 3329 } 3330 } 3331 3332 final PermissionsState permissionsState = ps.getPermissionsState(); 3333 3334 // Compute GIDs only if requested 3335 final int[] gids = (flags & PackageManager.GET_GIDS) == 0 3336 ? EMPTY_INT_ARRAY : permissionsState.computeGids(userId); 3337 // Compute granted permissions only if package has requested permissions 3338 final Set<String> permissions = ArrayUtils.isEmpty(p.requestedPermissions) 3339 ? Collections.<String>emptySet() : permissionsState.getPermissions(userId); 3340 final PackageUserState state = ps.readUserState(userId); 3341 3342 if ((flags & MATCH_UNINSTALLED_PACKAGES) != 0 3343 && ps.isSystem()) { 3344 flags |= MATCH_ANY_USER; 3345 } 3346 3347 PackageInfo packageInfo = PackageParser.generatePackageInfo(p, gids, flags, 3348 ps.firstInstallTime, ps.lastUpdateTime, permissions, state, userId); 3349 3350 if (packageInfo == null) { 3351 return null; 3352 } 3353 3354 packageInfo.packageName = packageInfo.applicationInfo.packageName = 3355 resolveExternalPackageNameLPr(p); 3356 3357 return packageInfo; 3358 } 3359 3360 @Override 3361 public void checkPackageStartable(String packageName, int userId) { 3362 final boolean userKeyUnlocked = StorageManager.isUserKeyUnlocked(userId); 3363 3364 synchronized (mPackages) { 3365 final PackageSetting ps = mSettings.mPackages.get(packageName); 3366 if (ps == null) { 3367 throw new SecurityException("Package " + packageName + " was not found!"); 3368 } 3369 3370 if (!ps.getInstalled(userId)) { 3371 throw new SecurityException( 3372 "Package " + packageName + " was not installed for user " + userId + "!"); 3373 } 3374 3375 if (mSafeMode && !ps.isSystem()) { 3376 throw new SecurityException("Package " + packageName + " not a system app!"); 3377 } 3378 3379 if (mFrozenPackages.contains(packageName)) { 3380 throw new SecurityException("Package " + packageName + " is currently frozen!"); 3381 } 3382 3383 if (!userKeyUnlocked && !(ps.pkg.applicationInfo.isDirectBootAware() 3384 || ps.pkg.applicationInfo.isPartiallyDirectBootAware())) { 3385 throw new SecurityException("Package " + packageName + " is not encryption aware!"); 3386 } 3387 } 3388 } 3389 3390 @Override 3391 public boolean isPackageAvailable(String packageName, int userId) { 3392 if (!sUserManager.exists(userId)) return false; 3393 enforceCrossUserPermission(Binder.getCallingUid(), userId, 3394 false /* requireFullPermission */, false /* checkShell */, "is package available"); 3395 synchronized (mPackages) { 3396 PackageParser.Package p = mPackages.get(packageName); 3397 if (p != null) { 3398 final PackageSetting ps = (PackageSetting) p.mExtras; 3399 if (ps != null) { 3400 final PackageUserState state = ps.readUserState(userId); 3401 if (state != null) { 3402 return PackageParser.isAvailable(state); 3403 } 3404 } 3405 } 3406 } 3407 return false; 3408 } 3409 3410 @Override 3411 public PackageInfo getPackageInfo(String packageName, int flags, int userId) { 3412 return getPackageInfoInternal(packageName, PackageManager.VERSION_CODE_HIGHEST, 3413 flags, userId); 3414 } 3415 3416 @Override 3417 public PackageInfo getPackageInfoVersioned(VersionedPackage versionedPackage, 3418 int flags, int userId) { 3419 return getPackageInfoInternal(versionedPackage.getPackageName(), 3420 // TODO: We will change version code to long, so in the new API it is long 3421 (int) versionedPackage.getVersionCode(), flags, userId); 3422 } 3423 3424 private PackageInfo getPackageInfoInternal(String packageName, int versionCode, 3425 int flags, int userId) { 3426 if (!sUserManager.exists(userId)) return null; 3427 flags = updateFlagsForPackage(flags, userId, packageName); 3428 enforceCrossUserPermission(Binder.getCallingUid(), userId, 3429 false /* requireFullPermission */, false /* checkShell */, "get package info"); 3430 3431 // reader 3432 synchronized (mPackages) { 3433 // Normalize package name to handle renamed packages and static libs 3434 packageName = resolveInternalPackageNameLPr(packageName, versionCode); 3435 3436 final boolean matchFactoryOnly = (flags & MATCH_FACTORY_ONLY) != 0; 3437 if (matchFactoryOnly) { 3438 final PackageSetting ps = mSettings.getDisabledSystemPkgLPr(packageName); 3439 if (ps != null) { 3440 if (filterSharedLibPackageLPr(ps, Binder.getCallingUid(), userId)) { 3441 return null; 3442 } 3443 return generatePackageInfo(ps, flags, userId); 3444 } 3445 } 3446 3447 PackageParser.Package p = mPackages.get(packageName); 3448 if (matchFactoryOnly && p != null && !isSystemApp(p)) { 3449 return null; 3450 } 3451 if (DEBUG_PACKAGE_INFO) 3452 Log.v(TAG, "getPackageInfo " + packageName + ": " + p); 3453 if (p != null) { 3454 if (filterSharedLibPackageLPr((PackageSetting) p.mExtras, 3455 Binder.getCallingUid(), userId)) { 3456 return null; 3457 } 3458 return generatePackageInfo((PackageSetting)p.mExtras, flags, userId); 3459 } 3460 if (!matchFactoryOnly && (flags & MATCH_KNOWN_PACKAGES) != 0) { 3461 final PackageSetting ps = mSettings.mPackages.get(packageName); 3462 if (filterSharedLibPackageLPr(ps, Binder.getCallingUid(), userId)) { 3463 return null; 3464 } 3465 return generatePackageInfo(ps, flags, userId); 3466 } 3467 } 3468 return null; 3469 } 3470 3471 3472 private boolean filterSharedLibPackageLPr(@Nullable PackageSetting ps, int uid, int userId) { 3473 // System/shell/root get to see all static libs 3474 final int appId = UserHandle.getAppId(uid); 3475 if (appId == Process.SYSTEM_UID || appId == Process.SHELL_UID 3476 || appId == Process.ROOT_UID) { 3477 return false; 3478 } 3479 3480 // No package means no static lib as it is always on internal storage 3481 if (ps == null || ps.pkg == null || !ps.pkg.applicationInfo.isStaticSharedLibrary()) { 3482 return false; 3483 } 3484 3485 final SharedLibraryEntry libEntry = getSharedLibraryEntryLPr(ps.pkg.staticSharedLibName, 3486 ps.pkg.staticSharedLibVersion); 3487 if (libEntry == null) { 3488 return false; 3489 } 3490 3491 final int resolvedUid = UserHandle.getUid(userId, UserHandle.getAppId(uid)); 3492 final String[] uidPackageNames = getPackagesForUid(resolvedUid); 3493 if (uidPackageNames == null) { 3494 return true; 3495 } 3496 3497 for (String uidPackageName : uidPackageNames) { 3498 if (ps.name.equals(uidPackageName)) { 3499 return false; 3500 } 3501 PackageSetting uidPs = mSettings.getPackageLPr(uidPackageName); 3502 if (uidPs != null) { 3503 final int index = ArrayUtils.indexOf(uidPs.usesStaticLibraries, 3504 libEntry.info.getName()); 3505 if (index < 0) { 3506 continue; 3507 } 3508 if (uidPs.pkg.usesStaticLibrariesVersions[index] == libEntry.info.getVersion()) { 3509 return false; 3510 } 3511 } 3512 } 3513 return true; 3514 } 3515 3516 @Override 3517 public String[] currentToCanonicalPackageNames(String[] names) { 3518 String[] out = new String[names.length]; 3519 // reader 3520 synchronized (mPackages) { 3521 for (int i=names.length-1; i>=0; i--) { 3522 PackageSetting ps = mSettings.mPackages.get(names[i]); 3523 out[i] = ps != null && ps.realName != null ? ps.realName : names[i]; 3524 } 3525 } 3526 return out; 3527 } 3528 3529 @Override 3530 public String[] canonicalToCurrentPackageNames(String[] names) { 3531 String[] out = new String[names.length]; 3532 // reader 3533 synchronized (mPackages) { 3534 for (int i=names.length-1; i>=0; i--) { 3535 String cur = mSettings.getRenamedPackageLPr(names[i]); 3536 out[i] = cur != null ? cur : names[i]; 3537 } 3538 } 3539 return out; 3540 } 3541 3542 @Override 3543 public int getPackageUid(String packageName, int flags, int userId) { 3544 if (!sUserManager.exists(userId)) return -1; 3545 flags = updateFlagsForPackage(flags, userId, packageName); 3546 enforceCrossUserPermission(Binder.getCallingUid(), userId, 3547 false /* requireFullPermission */, false /* checkShell */, "get package uid"); 3548 3549 // reader 3550 synchronized (mPackages) { 3551 final PackageParser.Package p = mPackages.get(packageName); 3552 if (p != null && p.isMatch(flags)) { 3553 return UserHandle.getUid(userId, p.applicationInfo.uid); 3554 } 3555 if ((flags & MATCH_KNOWN_PACKAGES) != 0) { 3556 final PackageSetting ps = mSettings.mPackages.get(packageName); 3557 if (ps != null && ps.isMatch(flags)) { 3558 return UserHandle.getUid(userId, ps.appId); 3559 } 3560 } 3561 } 3562 3563 return -1; 3564 } 3565 3566 @Override 3567 public int[] getPackageGids(String packageName, int flags, int userId) { 3568 if (!sUserManager.exists(userId)) return null; 3569 flags = updateFlagsForPackage(flags, userId, packageName); 3570 enforceCrossUserPermission(Binder.getCallingUid(), userId, 3571 false /* requireFullPermission */, false /* checkShell */, 3572 "getPackageGids"); 3573 3574 // reader 3575 synchronized (mPackages) { 3576 final PackageParser.Package p = mPackages.get(packageName); 3577 if (p != null && p.isMatch(flags)) { 3578 PackageSetting ps = (PackageSetting) p.mExtras; 3579 // TODO: Shouldn't this be checking for package installed state for userId and 3580 // return null? 3581 return ps.getPermissionsState().computeGids(userId); 3582 } 3583 if ((flags & MATCH_KNOWN_PACKAGES) != 0) { 3584 final PackageSetting ps = mSettings.mPackages.get(packageName); 3585 if (ps != null && ps.isMatch(flags)) { 3586 return ps.getPermissionsState().computeGids(userId); 3587 } 3588 } 3589 } 3590 3591 return null; 3592 } 3593 3594 static PermissionInfo generatePermissionInfo(BasePermission bp, int flags) { 3595 if (bp.perm != null) { 3596 return PackageParser.generatePermissionInfo(bp.perm, flags); 3597 } 3598 PermissionInfo pi = new PermissionInfo(); 3599 pi.name = bp.name; 3600 pi.packageName = bp.sourcePackage; 3601 pi.nonLocalizedLabel = bp.name; 3602 pi.protectionLevel = bp.protectionLevel; 3603 return pi; 3604 } 3605 3606 @Override 3607 public PermissionInfo getPermissionInfo(String name, int flags) { 3608 // reader 3609 synchronized (mPackages) { 3610 final BasePermission p = mSettings.mPermissions.get(name); 3611 if (p != null) { 3612 return generatePermissionInfo(p, flags); 3613 } 3614 return null; 3615 } 3616 } 3617 3618 @Override 3619 public @Nullable ParceledListSlice<PermissionInfo> queryPermissionsByGroup(String group, 3620 int flags) { 3621 // reader 3622 synchronized (mPackages) { 3623 if (group != null && !mPermissionGroups.containsKey(group)) { 3624 // This is thrown as NameNotFoundException 3625 return null; 3626 } 3627 3628 ArrayList<PermissionInfo> out = new ArrayList<PermissionInfo>(10); 3629 for (BasePermission p : mSettings.mPermissions.values()) { 3630 if (group == null) { 3631 if (p.perm == null || p.perm.info.group == null) { 3632 out.add(generatePermissionInfo(p, flags)); 3633 } 3634 } else { 3635 if (p.perm != null && group.equals(p.perm.info.group)) { 3636 out.add(PackageParser.generatePermissionInfo(p.perm, flags)); 3637 } 3638 } 3639 } 3640 return new ParceledListSlice<>(out); 3641 } 3642 } 3643 3644 @Override 3645 public PermissionGroupInfo getPermissionGroupInfo(String name, int flags) { 3646 // reader 3647 synchronized (mPackages) { 3648 return PackageParser.generatePermissionGroupInfo( 3649 mPermissionGroups.get(name), flags); 3650 } 3651 } 3652 3653 @Override 3654 public @NonNull ParceledListSlice<PermissionGroupInfo> getAllPermissionGroups(int flags) { 3655 // reader 3656 synchronized (mPackages) { 3657 final int N = mPermissionGroups.size(); 3658 ArrayList<PermissionGroupInfo> out 3659 = new ArrayList<PermissionGroupInfo>(N); 3660 for (PackageParser.PermissionGroup pg : mPermissionGroups.values()) { 3661 out.add(PackageParser.generatePermissionGroupInfo(pg, flags)); 3662 } 3663 return new ParceledListSlice<>(out); 3664 } 3665 } 3666 3667 private ApplicationInfo generateApplicationInfoFromSettingsLPw(String packageName, int flags, 3668 int uid, int userId) { 3669 if (!sUserManager.exists(userId)) return null; 3670 PackageSetting ps = mSettings.mPackages.get(packageName); 3671 if (ps != null) { 3672 if (filterSharedLibPackageLPr(ps, uid, userId)) { 3673 return null; 3674 } 3675 if (ps.pkg == null) { 3676 final PackageInfo pInfo = generatePackageInfo(ps, flags, userId); 3677 if (pInfo != null) { 3678 return pInfo.applicationInfo; 3679 } 3680 return null; 3681 } 3682 ApplicationInfo ai = PackageParser.generateApplicationInfo(ps.pkg, flags, 3683 ps.readUserState(userId), userId); 3684 if (ai != null) { 3685 ai.packageName = resolveExternalPackageNameLPr(ps.pkg); 3686 } 3687 return ai; 3688 } 3689 return null; 3690 } 3691 3692 @Override 3693 public ApplicationInfo getApplicationInfo(String packageName, int flags, int userId) { 3694 if (!sUserManager.exists(userId)) return null; 3695 flags = updateFlagsForApplication(flags, userId, packageName); 3696 enforceCrossUserPermission(Binder.getCallingUid(), userId, 3697 false /* requireFullPermission */, false /* checkShell */, "get application info"); 3698 3699 // writer 3700 synchronized (mPackages) { 3701 // Normalize package name to handle renamed packages and static libs 3702 packageName = resolveInternalPackageNameLPr(packageName, 3703 PackageManager.VERSION_CODE_HIGHEST); 3704 3705 PackageParser.Package p = mPackages.get(packageName); 3706 if (DEBUG_PACKAGE_INFO) Log.v( 3707 TAG, "getApplicationInfo " + packageName 3708 + ": " + p); 3709 if (p != null) { 3710 PackageSetting ps = mSettings.mPackages.get(packageName); 3711 if (ps == null) return null; 3712 if (filterSharedLibPackageLPr(ps, Binder.getCallingUid(), userId)) { 3713 return null; 3714 } 3715 // Note: isEnabledLP() does not apply here - always return info 3716 ApplicationInfo ai = PackageParser.generateApplicationInfo( 3717 p, flags, ps.readUserState(userId), userId); 3718 if (ai != null) { 3719 ai.packageName = resolveExternalPackageNameLPr(p); 3720 } 3721 return ai; 3722 } 3723 if ("android".equals(packageName)||"system".equals(packageName)) { 3724 return mAndroidApplication; 3725 } 3726 if ((flags & MATCH_KNOWN_PACKAGES) != 0) { 3727 // Already generates the external package name 3728 return generateApplicationInfoFromSettingsLPw(packageName, 3729 Binder.getCallingUid(), flags, userId); 3730 } 3731 } 3732 return null; 3733 } 3734 3735 private String normalizePackageNameLPr(String packageName) { 3736 String normalizedPackageName = mSettings.getRenamedPackageLPr(packageName); 3737 return normalizedPackageName != null ? normalizedPackageName : packageName; 3738 } 3739 3740 @Override 3741 public void freeStorageAndNotify(final String volumeUuid, final long freeStorageSize, 3742 final IPackageDataObserver observer) { 3743 mContext.enforceCallingOrSelfPermission( 3744 android.Manifest.permission.CLEAR_APP_CACHE, null); 3745 // Queue up an async operation since clearing cache may take a little while. 3746 mHandler.post(new Runnable() { 3747 public void run() { 3748 mHandler.removeCallbacks(this); 3749 boolean success = true; 3750 synchronized (mInstallLock) { 3751 try { 3752 mInstaller.freeCache(volumeUuid, freeStorageSize, 0); 3753 } catch (InstallerException e) { 3754 Slog.w(TAG, "Couldn't clear application caches: " + e); 3755 success = false; 3756 } 3757 } 3758 if (observer != null) { 3759 try { 3760 observer.onRemoveCompleted(null, success); 3761 } catch (RemoteException e) { 3762 Slog.w(TAG, "RemoveException when invoking call back"); 3763 } 3764 } 3765 } 3766 }); 3767 } 3768 3769 @Override 3770 public void freeStorage(final String volumeUuid, final long freeStorageSize, 3771 final IntentSender pi) { 3772 mContext.enforceCallingOrSelfPermission( 3773 android.Manifest.permission.CLEAR_APP_CACHE, null); 3774 // Queue up an async operation since clearing cache may take a little while. 3775 mHandler.post(new Runnable() { 3776 public void run() { 3777 mHandler.removeCallbacks(this); 3778 boolean success = true; 3779 synchronized (mInstallLock) { 3780 try { 3781 mInstaller.freeCache(volumeUuid, freeStorageSize, 0); 3782 } catch (InstallerException e) { 3783 Slog.w(TAG, "Couldn't clear application caches: " + e); 3784 success = false; 3785 } 3786 } 3787 if(pi != null) { 3788 try { 3789 // Callback via pending intent 3790 int code = success ? 1 : 0; 3791 pi.sendIntent(null, code, null, 3792 null, null); 3793 } catch (SendIntentException e1) { 3794 Slog.i(TAG, "Failed to send pending intent"); 3795 } 3796 } 3797 } 3798 }); 3799 } 3800 3801 void freeStorage(String volumeUuid, long freeStorageSize) throws IOException { 3802 synchronized (mInstallLock) { 3803 try { 3804 mInstaller.freeCache(volumeUuid, freeStorageSize, 0); 3805 } catch (InstallerException e) { 3806 throw new IOException("Failed to free enough space", e); 3807 } 3808 } 3809 } 3810 3811 /** 3812 * Update given flags based on encryption status of current user. 3813 */ 3814 private int updateFlags(int flags, int userId) { 3815 if ((flags & (PackageManager.MATCH_DIRECT_BOOT_UNAWARE 3816 | PackageManager.MATCH_DIRECT_BOOT_AWARE)) != 0) { 3817 // Caller expressed an explicit opinion about what encryption 3818 // aware/unaware components they want to see, so fall through and 3819 // give them what they want 3820 } else { 3821 // Caller expressed no opinion, so match based on user state 3822 if (getUserManagerInternal().isUserUnlockingOrUnlocked(userId)) { 3823 flags |= PackageManager.MATCH_DIRECT_BOOT_AWARE | MATCH_DIRECT_BOOT_UNAWARE; 3824 } else { 3825 flags |= PackageManager.MATCH_DIRECT_BOOT_AWARE; 3826 } 3827 } 3828 return flags; 3829 } 3830 3831 private UserManagerInternal getUserManagerInternal() { 3832 if (mUserManagerInternal == null) { 3833 mUserManagerInternal = LocalServices.getService(UserManagerInternal.class); 3834 } 3835 return mUserManagerInternal; 3836 } 3837 3838 /** 3839 * Update given flags when being used to request {@link PackageInfo}. 3840 */ 3841 private int updateFlagsForPackage(int flags, int userId, Object cookie) { 3842 final boolean isCallerSystemUser = UserHandle.getCallingUserId() == UserHandle.USER_SYSTEM; 3843 boolean triaged = true; 3844 if ((flags & (PackageManager.GET_ACTIVITIES | PackageManager.GET_RECEIVERS 3845 | PackageManager.GET_SERVICES | PackageManager.GET_PROVIDERS)) != 0) { 3846 // Caller is asking for component details, so they'd better be 3847 // asking for specific encryption matching behavior, or be triaged 3848 if ((flags & (PackageManager.MATCH_DIRECT_BOOT_UNAWARE 3849 | PackageManager.MATCH_DIRECT_BOOT_AWARE 3850 | PackageManager.MATCH_DEBUG_TRIAGED_MISSING)) == 0) { 3851 triaged = false; 3852 } 3853 } 3854 if ((flags & (PackageManager.MATCH_UNINSTALLED_PACKAGES 3855 | PackageManager.MATCH_SYSTEM_ONLY 3856 | PackageManager.MATCH_DEBUG_TRIAGED_MISSING)) == 0) { 3857 triaged = false; 3858 } 3859 if ((flags & PackageManager.MATCH_ANY_USER) != 0) { 3860 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, 3861 "MATCH_ANY_USER flag requires INTERACT_ACROSS_USERS permission at " 3862 + Debug.getCallers(5)); 3863 } else if ((flags & PackageManager.MATCH_UNINSTALLED_PACKAGES) != 0 && isCallerSystemUser 3864 && sUserManager.hasManagedProfile(UserHandle.USER_SYSTEM)) { 3865 // If the caller wants all packages and has a restricted profile associated with it, 3866 // then match all users. This is to make sure that launchers that need to access work 3867 // profile apps don't start breaking. TODO: Remove this hack when launchers stop using 3868 // MATCH_UNINSTALLED_PACKAGES to query apps in other profiles. b/31000380 3869 flags |= PackageManager.MATCH_ANY_USER; 3870 } 3871 if (DEBUG_TRIAGED_MISSING && (Binder.getCallingUid() == Process.SYSTEM_UID) && !triaged) { 3872 Log.w(TAG, "Caller hasn't been triaged for missing apps; they asked about " + cookie 3873 + " with flags 0x" + Integer.toHexString(flags), new Throwable()); 3874 } 3875 return updateFlags(flags, userId); 3876 } 3877 3878 /** 3879 * Update given flags when being used to request {@link ApplicationInfo}. 3880 */ 3881 private int updateFlagsForApplication(int flags, int userId, Object cookie) { 3882 return updateFlagsForPackage(flags, userId, cookie); 3883 } 3884 3885 /** 3886 * Update given flags when being used to request {@link ComponentInfo}. 3887 */ 3888 private int updateFlagsForComponent(int flags, int userId, Object cookie) { 3889 if (cookie instanceof Intent) { 3890 if ((((Intent) cookie).getFlags() & Intent.FLAG_DEBUG_TRIAGED_MISSING) != 0) { 3891 flags |= PackageManager.MATCH_DEBUG_TRIAGED_MISSING; 3892 } 3893 } 3894 3895 boolean triaged = true; 3896 // Caller is asking for component details, so they'd better be 3897 // asking for specific encryption matching behavior, or be triaged 3898 if ((flags & (PackageManager.MATCH_DIRECT_BOOT_UNAWARE 3899 | PackageManager.MATCH_DIRECT_BOOT_AWARE 3900 | PackageManager.MATCH_DEBUG_TRIAGED_MISSING)) == 0) { 3901 triaged = false; 3902 } 3903 if (DEBUG_TRIAGED_MISSING && (Binder.getCallingUid() == Process.SYSTEM_UID) && !triaged) { 3904 Log.w(TAG, "Caller hasn't been triaged for missing apps; they asked about " + cookie 3905 + " with flags 0x" + Integer.toHexString(flags), new Throwable()); 3906 } 3907 3908 return updateFlags(flags, userId); 3909 } 3910 3911 /** 3912 * Update given intent when being used to request {@link ResolveInfo}. 3913 */ 3914 private Intent updateIntentForResolve(Intent intent) { 3915 if (intent.getSelector() != null) { 3916 intent = intent.getSelector(); 3917 } 3918 if (DEBUG_PREFERRED) { 3919 intent.addFlags(Intent.FLAG_DEBUG_LOG_RESOLUTION); 3920 } 3921 return intent; 3922 } 3923 3924 /** 3925 * Update given flags when being used to request {@link ResolveInfo}. 3926 */ 3927 int updateFlagsForResolve(int flags, int userId, Object cookie) { 3928 // Safe mode means we shouldn't match any third-party components 3929 if (mSafeMode) { 3930 flags |= PackageManager.MATCH_SYSTEM_ONLY; 3931 } 3932 final int callingUid = Binder.getCallingUid(); 3933 if (callingUid == Process.SYSTEM_UID || callingUid == 0) { 3934 // The system sees all components 3935 flags |= PackageManager.MATCH_EPHEMERAL; 3936 } else if (getEphemeralPackageName(callingUid) != null) { 3937 // But, ephemeral apps see both ephemeral and exposed, non-ephemeral components 3938 flags |= PackageManager.MATCH_VISIBLE_TO_EPHEMERAL_ONLY; 3939 flags |= PackageManager.MATCH_EPHEMERAL; 3940 } else { 3941 // Otherwise, prevent leaking ephemeral components 3942 flags &= ~PackageManager.MATCH_VISIBLE_TO_EPHEMERAL_ONLY; 3943 flags &= ~PackageManager.MATCH_EPHEMERAL; 3944 } 3945 return updateFlagsForComponent(flags, userId, cookie); 3946 } 3947 3948 @Override 3949 public ActivityInfo getActivityInfo(ComponentName component, int flags, int userId) { 3950 if (!sUserManager.exists(userId)) return null; 3951 flags = updateFlagsForComponent(flags, userId, component); 3952 enforceCrossUserPermission(Binder.getCallingUid(), userId, 3953 false /* requireFullPermission */, false /* checkShell */, "get activity info"); 3954 synchronized (mPackages) { 3955 PackageParser.Activity a = mActivities.mActivities.get(component); 3956 3957 if (DEBUG_PACKAGE_INFO) Log.v(TAG, "getActivityInfo " + component + ": " + a); 3958 if (a != null && mSettings.isEnabledAndMatchLPr(a.info, flags, userId)) { 3959 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 3960 if (ps == null) return null; 3961 return PackageParser.generateActivityInfo(a, flags, ps.readUserState(userId), 3962 userId); 3963 } 3964 if (mResolveComponentName.equals(component)) { 3965 return PackageParser.generateActivityInfo(mResolveActivity, flags, 3966 new PackageUserState(), userId); 3967 } 3968 } 3969 return null; 3970 } 3971 3972 @Override 3973 public boolean activitySupportsIntent(ComponentName component, Intent intent, 3974 String resolvedType) { 3975 synchronized (mPackages) { 3976 if (component.equals(mResolveComponentName)) { 3977 // The resolver supports EVERYTHING! 3978 return true; 3979 } 3980 PackageParser.Activity a = mActivities.mActivities.get(component); 3981 if (a == null) { 3982 return false; 3983 } 3984 for (int i=0; i<a.intents.size(); i++) { 3985 if (a.intents.get(i).match(intent.getAction(), resolvedType, intent.getScheme(), 3986 intent.getData(), intent.getCategories(), TAG) >= 0) { 3987 return true; 3988 } 3989 } 3990 return false; 3991 } 3992 } 3993 3994 @Override 3995 public ActivityInfo getReceiverInfo(ComponentName component, int flags, int userId) { 3996 if (!sUserManager.exists(userId)) return null; 3997 flags = updateFlagsForComponent(flags, userId, component); 3998 enforceCrossUserPermission(Binder.getCallingUid(), userId, 3999 false /* requireFullPermission */, false /* checkShell */, "get receiver info"); 4000 synchronized (mPackages) { 4001 PackageParser.Activity a = mReceivers.mActivities.get(component); 4002 if (DEBUG_PACKAGE_INFO) Log.v( 4003 TAG, "getReceiverInfo " + component + ": " + a); 4004 if (a != null && mSettings.isEnabledAndMatchLPr(a.info, flags, userId)) { 4005 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 4006 if (ps == null) return null; 4007 return PackageParser.generateActivityInfo(a, flags, ps.readUserState(userId), 4008 userId); 4009 } 4010 } 4011 return null; 4012 } 4013 4014 @Override 4015 public ParceledListSlice<SharedLibraryInfo> getSharedLibraries(int flags, int userId) { 4016 if (!sUserManager.exists(userId)) return null; 4017 Preconditions.checkArgumentNonnegative(userId, "userId must be >= 0"); 4018 4019 flags = updateFlagsForPackage(flags, userId, null); 4020 4021 final boolean canSeeStaticLibraries = 4022 mContext.checkCallingOrSelfPermission(INSTALL_PACKAGES) 4023 == PERMISSION_GRANTED 4024 || mContext.checkCallingOrSelfPermission(DELETE_PACKAGES) 4025 == PERMISSION_GRANTED 4026 || mContext.checkCallingOrSelfPermission(REQUEST_INSTALL_PACKAGES) 4027 == PERMISSION_GRANTED 4028 || mContext.checkCallingOrSelfPermission(REQUEST_DELETE_PACKAGES) 4029 == PERMISSION_GRANTED; 4030 4031 synchronized (mPackages) { 4032 List<SharedLibraryInfo> result = null; 4033 4034 final int libCount = mSharedLibraries.size(); 4035 for (int i = 0; i < libCount; i++) { 4036 SparseArray<SharedLibraryEntry> versionedLib = mSharedLibraries.valueAt(i); 4037 if (versionedLib == null) { 4038 continue; 4039 } 4040 4041 final int versionCount = versionedLib.size(); 4042 for (int j = 0; j < versionCount; j++) { 4043 SharedLibraryInfo libInfo = versionedLib.valueAt(j).info; 4044 if (!canSeeStaticLibraries && libInfo.isStatic()) { 4045 break; 4046 } 4047 final long identity = Binder.clearCallingIdentity(); 4048 try { 4049 // TODO: We will change version code to long, so in the new API it is long 4050 PackageInfo packageInfo = getPackageInfoVersioned( 4051 libInfo.getDeclaringPackage(), flags, userId); 4052 if (packageInfo == null) { 4053 continue; 4054 } 4055 } finally { 4056 Binder.restoreCallingIdentity(identity); 4057 } 4058 4059 SharedLibraryInfo resLibInfo = new SharedLibraryInfo(libInfo.getName(), 4060 libInfo.getVersion(), libInfo.getType(), libInfo.getDeclaringPackage(), 4061 getPackagesUsingSharedLibraryLPr(libInfo, flags, userId)); 4062 4063 if (result == null) { 4064 result = new ArrayList<>(); 4065 } 4066 result.add(resLibInfo); 4067 } 4068 } 4069 4070 return result != null ? new ParceledListSlice<>(result) : null; 4071 } 4072 } 4073 4074 private List<VersionedPackage> getPackagesUsingSharedLibraryLPr( 4075 SharedLibraryInfo libInfo, int flags, int userId) { 4076 List<VersionedPackage> versionedPackages = null; 4077 final int packageCount = mSettings.mPackages.size(); 4078 for (int i = 0; i < packageCount; i++) { 4079 PackageSetting ps = mSettings.mPackages.valueAt(i); 4080 4081 if (ps == null) { 4082 continue; 4083 } 4084 4085 if (!ps.getUserState().get(userId).isAvailable(flags)) { 4086 continue; 4087 } 4088 4089 final String libName = libInfo.getName(); 4090 if (libInfo.isStatic()) { 4091 final int libIdx = ArrayUtils.indexOf(ps.usesStaticLibraries, libName); 4092 if (libIdx < 0) { 4093 continue; 4094 } 4095 if (ps.usesStaticLibrariesVersions[libIdx] != libInfo.getVersion()) { 4096 continue; 4097 } 4098 if (versionedPackages == null) { 4099 versionedPackages = new ArrayList<>(); 4100 } 4101 // If the dependent is a static shared lib, use the public package name 4102 String dependentPackageName = ps.name; 4103 if (ps.pkg != null && ps.pkg.applicationInfo.isStaticSharedLibrary()) { 4104 dependentPackageName = ps.pkg.manifestPackageName; 4105 } 4106 versionedPackages.add(new VersionedPackage(dependentPackageName, ps.versionCode)); 4107 } else if (ps.pkg != null) { 4108 if (ArrayUtils.contains(ps.pkg.usesLibraries, libName) 4109 || ArrayUtils.contains(ps.pkg.usesOptionalLibraries, libName)) { 4110 if (versionedPackages == null) { 4111 versionedPackages = new ArrayList<>(); 4112 } 4113 versionedPackages.add(new VersionedPackage(ps.name, ps.versionCode)); 4114 } 4115 } 4116 } 4117 4118 return versionedPackages; 4119 } 4120 4121 @Override 4122 public ServiceInfo getServiceInfo(ComponentName component, int flags, int userId) { 4123 if (!sUserManager.exists(userId)) return null; 4124 flags = updateFlagsForComponent(flags, userId, component); 4125 enforceCrossUserPermission(Binder.getCallingUid(), userId, 4126 false /* requireFullPermission */, false /* checkShell */, "get service info"); 4127 synchronized (mPackages) { 4128 PackageParser.Service s = mServices.mServices.get(component); 4129 if (DEBUG_PACKAGE_INFO) Log.v( 4130 TAG, "getServiceInfo " + component + ": " + s); 4131 if (s != null && mSettings.isEnabledAndMatchLPr(s.info, flags, userId)) { 4132 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 4133 if (ps == null) return null; 4134 return PackageParser.generateServiceInfo(s, flags, ps.readUserState(userId), 4135 userId); 4136 } 4137 } 4138 return null; 4139 } 4140 4141 @Override 4142 public ProviderInfo getProviderInfo(ComponentName component, int flags, int userId) { 4143 if (!sUserManager.exists(userId)) return null; 4144 flags = updateFlagsForComponent(flags, userId, component); 4145 enforceCrossUserPermission(Binder.getCallingUid(), userId, 4146 false /* requireFullPermission */, false /* checkShell */, "get provider info"); 4147 synchronized (mPackages) { 4148 PackageParser.Provider p = mProviders.mProviders.get(component); 4149 if (DEBUG_PACKAGE_INFO) Log.v( 4150 TAG, "getProviderInfo " + component + ": " + p); 4151 if (p != null && mSettings.isEnabledAndMatchLPr(p.info, flags, userId)) { 4152 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 4153 if (ps == null) return null; 4154 return PackageParser.generateProviderInfo(p, flags, ps.readUserState(userId), 4155 userId); 4156 } 4157 } 4158 return null; 4159 } 4160 4161 @Override 4162 public String[] getSystemSharedLibraryNames() { 4163 synchronized (mPackages) { 4164 Set<String> libs = null; 4165 final int libCount = mSharedLibraries.size(); 4166 for (int i = 0; i < libCount; i++) { 4167 SparseArray<SharedLibraryEntry> versionedLib = mSharedLibraries.valueAt(i); 4168 if (versionedLib == null) { 4169 continue; 4170 } 4171 final int versionCount = versionedLib.size(); 4172 for (int j = 0; j < versionCount; j++) { 4173 SharedLibraryEntry libEntry = versionedLib.valueAt(j); 4174 if (!libEntry.info.isStatic()) { 4175 if (libs == null) { 4176 libs = new ArraySet<>(); 4177 } 4178 libs.add(libEntry.info.getName()); 4179 break; 4180 } 4181 PackageSetting ps = mSettings.getPackageLPr(libEntry.apk); 4182 if (ps != null && !filterSharedLibPackageLPr(ps, Binder.getCallingUid(), 4183 UserHandle.getUserId(Binder.getCallingUid()))) { 4184 if (libs == null) { 4185 libs = new ArraySet<>(); 4186 } 4187 libs.add(libEntry.info.getName()); 4188 break; 4189 } 4190 } 4191 } 4192 4193 if (libs != null) { 4194 String[] libsArray = new String[libs.size()]; 4195 libs.toArray(libsArray); 4196 return libsArray; 4197 } 4198 4199 return null; 4200 } 4201 } 4202 4203 @Override 4204 public @NonNull String getServicesSystemSharedLibraryPackageName() { 4205 synchronized (mPackages) { 4206 return mServicesSystemSharedLibraryPackageName; 4207 } 4208 } 4209 4210 @Override 4211 public @NonNull String getSharedSystemSharedLibraryPackageName() { 4212 synchronized (mPackages) { 4213 return mSharedSystemSharedLibraryPackageName; 4214 } 4215 } 4216 4217 @Override 4218 public @NonNull ParceledListSlice<FeatureInfo> getSystemAvailableFeatures() { 4219 ArrayList<FeatureInfo> res; 4220 synchronized (mAvailableFeatures) { 4221 res = new ArrayList<>(mAvailableFeatures.size() + 1); 4222 res.addAll(mAvailableFeatures.values()); 4223 } 4224 final FeatureInfo fi = new FeatureInfo(); 4225 fi.reqGlEsVersion = SystemProperties.getInt("ro.opengles.version", 4226 FeatureInfo.GL_ES_VERSION_UNDEFINED); 4227 res.add(fi); 4228 4229 return new ParceledListSlice<>(res); 4230 } 4231 4232 @Override 4233 public boolean hasSystemFeature(String name, int version) { 4234 synchronized (mAvailableFeatures) { 4235 final FeatureInfo feat = mAvailableFeatures.get(name); 4236 if (feat == null) { 4237 return false; 4238 } else { 4239 return feat.version >= version; 4240 } 4241 } 4242 } 4243 4244 @Override 4245 public int checkPermission(String permName, String pkgName, int userId) { 4246 if (!sUserManager.exists(userId)) { 4247 return PackageManager.PERMISSION_DENIED; 4248 } 4249 4250 synchronized (mPackages) { 4251 final PackageParser.Package p = mPackages.get(pkgName); 4252 if (p != null && p.mExtras != null) { 4253 final PackageSetting ps = (PackageSetting) p.mExtras; 4254 final PermissionsState permissionsState = ps.getPermissionsState(); 4255 if (permissionsState.hasPermission(permName, userId)) { 4256 return PackageManager.PERMISSION_GRANTED; 4257 } 4258 // Special case: ACCESS_FINE_LOCATION permission includes ACCESS_COARSE_LOCATION 4259 if (Manifest.permission.ACCESS_COARSE_LOCATION.equals(permName) && permissionsState 4260 .hasPermission(Manifest.permission.ACCESS_FINE_LOCATION, userId)) { 4261 return PackageManager.PERMISSION_GRANTED; 4262 } 4263 } 4264 } 4265 4266 return PackageManager.PERMISSION_DENIED; 4267 } 4268 4269 @Override 4270 public int checkUidPermission(String permName, int uid) { 4271 final int userId = UserHandle.getUserId(uid); 4272 4273 if (!sUserManager.exists(userId)) { 4274 return PackageManager.PERMISSION_DENIED; 4275 } 4276 4277 synchronized (mPackages) { 4278 Object obj = mSettings.getUserIdLPr(UserHandle.getAppId(uid)); 4279 if (obj != null) { 4280 final SettingBase ps = (SettingBase) obj; 4281 final PermissionsState permissionsState = ps.getPermissionsState(); 4282 if (permissionsState.hasPermission(permName, userId)) { 4283 return PackageManager.PERMISSION_GRANTED; 4284 } 4285 // Special case: ACCESS_FINE_LOCATION permission includes ACCESS_COARSE_LOCATION 4286 if (Manifest.permission.ACCESS_COARSE_LOCATION.equals(permName) && permissionsState 4287 .hasPermission(Manifest.permission.ACCESS_FINE_LOCATION, userId)) { 4288 return PackageManager.PERMISSION_GRANTED; 4289 } 4290 } else { 4291 ArraySet<String> perms = mSystemPermissions.get(uid); 4292 if (perms != null) { 4293 if (perms.contains(permName)) { 4294 return PackageManager.PERMISSION_GRANTED; 4295 } 4296 if (Manifest.permission.ACCESS_COARSE_LOCATION.equals(permName) && perms 4297 .contains(Manifest.permission.ACCESS_FINE_LOCATION)) { 4298 return PackageManager.PERMISSION_GRANTED; 4299 } 4300 } 4301 } 4302 } 4303 4304 return PackageManager.PERMISSION_DENIED; 4305 } 4306 4307 @Override 4308 public boolean isPermissionRevokedByPolicy(String permission, String packageName, int userId) { 4309 if (UserHandle.getCallingUserId() != userId) { 4310 mContext.enforceCallingPermission( 4311 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, 4312 "isPermissionRevokedByPolicy for user " + userId); 4313 } 4314 4315 if (checkPermission(permission, packageName, userId) 4316 == PackageManager.PERMISSION_GRANTED) { 4317 return false; 4318 } 4319 4320 final long identity = Binder.clearCallingIdentity(); 4321 try { 4322 final int flags = getPermissionFlags(permission, packageName, userId); 4323 return (flags & PackageManager.FLAG_PERMISSION_POLICY_FIXED) != 0; 4324 } finally { 4325 Binder.restoreCallingIdentity(identity); 4326 } 4327 } 4328 4329 @Override 4330 public String getPermissionControllerPackageName() { 4331 synchronized (mPackages) { 4332 return mRequiredInstallerPackage; 4333 } 4334 } 4335 4336 /** 4337 * Checks if the request is from the system or an app that has INTERACT_ACROSS_USERS 4338 * or INTERACT_ACROSS_USERS_FULL permissions, if the userid is not for the caller. 4339 * @param checkShell whether to prevent shell from access if there's a debugging restriction 4340 * @param message the message to log on security exception 4341 */ 4342 void enforceCrossUserPermission(int callingUid, int userId, boolean requireFullPermission, 4343 boolean checkShell, String message) { 4344 if (userId < 0) { 4345 throw new IllegalArgumentException("Invalid userId " + userId); 4346 } 4347 if (checkShell) { 4348 enforceShellRestriction(UserManager.DISALLOW_DEBUGGING_FEATURES, callingUid, userId); 4349 } 4350 if (userId == UserHandle.getUserId(callingUid)) return; 4351 if (callingUid != Process.SYSTEM_UID && callingUid != 0) { 4352 if (requireFullPermission) { 4353 mContext.enforceCallingOrSelfPermission( 4354 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, message); 4355 } else { 4356 try { 4357 mContext.enforceCallingOrSelfPermission( 4358 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, message); 4359 } catch (SecurityException se) { 4360 mContext.enforceCallingOrSelfPermission( 4361 android.Manifest.permission.INTERACT_ACROSS_USERS, message); 4362 } 4363 } 4364 } 4365 } 4366 4367 void enforceShellRestriction(String restriction, int callingUid, int userHandle) { 4368 if (callingUid == Process.SHELL_UID) { 4369 if (userHandle >= 0 4370 && sUserManager.hasUserRestriction(restriction, userHandle)) { 4371 throw new SecurityException("Shell does not have permission to access user " 4372 + userHandle); 4373 } else if (userHandle < 0) { 4374 Slog.e(TAG, "Unable to check shell permission for user " + userHandle + "\n\t" 4375 + Debug.getCallers(3)); 4376 } 4377 } 4378 } 4379 4380 private BasePermission findPermissionTreeLP(String permName) { 4381 for(BasePermission bp : mSettings.mPermissionTrees.values()) { 4382 if (permName.startsWith(bp.name) && 4383 permName.length() > bp.name.length() && 4384 permName.charAt(bp.name.length()) == '.') { 4385 return bp; 4386 } 4387 } 4388 return null; 4389 } 4390 4391 private BasePermission checkPermissionTreeLP(String permName) { 4392 if (permName != null) { 4393 BasePermission bp = findPermissionTreeLP(permName); 4394 if (bp != null) { 4395 if (bp.uid == UserHandle.getAppId(Binder.getCallingUid())) { 4396 return bp; 4397 } 4398 throw new SecurityException("Calling uid " 4399 + Binder.getCallingUid() 4400 + " is not allowed to add to permission tree " 4401 + bp.name + " owned by uid " + bp.uid); 4402 } 4403 } 4404 throw new SecurityException("No permission tree found for " + permName); 4405 } 4406 4407 static boolean compareStrings(CharSequence s1, CharSequence s2) { 4408 if (s1 == null) { 4409 return s2 == null; 4410 } 4411 if (s2 == null) { 4412 return false; 4413 } 4414 if (s1.getClass() != s2.getClass()) { 4415 return false; 4416 } 4417 return s1.equals(s2); 4418 } 4419 4420 static boolean comparePermissionInfos(PermissionInfo pi1, PermissionInfo pi2) { 4421 if (pi1.icon != pi2.icon) return false; 4422 if (pi1.logo != pi2.logo) return false; 4423 if (pi1.protectionLevel != pi2.protectionLevel) return false; 4424 if (!compareStrings(pi1.name, pi2.name)) return false; 4425 if (!compareStrings(pi1.nonLocalizedLabel, pi2.nonLocalizedLabel)) return false; 4426 // We'll take care of setting this one. 4427 if (!compareStrings(pi1.packageName, pi2.packageName)) return false; 4428 // These are not currently stored in settings. 4429 //if (!compareStrings(pi1.group, pi2.group)) return false; 4430 //if (!compareStrings(pi1.nonLocalizedDescription, pi2.nonLocalizedDescription)) return false; 4431 //if (pi1.labelRes != pi2.labelRes) return false; 4432 //if (pi1.descriptionRes != pi2.descriptionRes) return false; 4433 return true; 4434 } 4435 4436 int permissionInfoFootprint(PermissionInfo info) { 4437 int size = info.name.length(); 4438 if (info.nonLocalizedLabel != null) size += info.nonLocalizedLabel.length(); 4439 if (info.nonLocalizedDescription != null) size += info.nonLocalizedDescription.length(); 4440 return size; 4441 } 4442 4443 int calculateCurrentPermissionFootprintLocked(BasePermission tree) { 4444 int size = 0; 4445 for (BasePermission perm : mSettings.mPermissions.values()) { 4446 if (perm.uid == tree.uid) { 4447 size += perm.name.length() + permissionInfoFootprint(perm.perm.info); 4448 } 4449 } 4450 return size; 4451 } 4452 4453 void enforcePermissionCapLocked(PermissionInfo info, BasePermission tree) { 4454 // We calculate the max size of permissions defined by this uid and throw 4455 // if that plus the size of 'info' would exceed our stated maximum. 4456 if (tree.uid != Process.SYSTEM_UID) { 4457 final int curTreeSize = calculateCurrentPermissionFootprintLocked(tree); 4458 if (curTreeSize + permissionInfoFootprint(info) > MAX_PERMISSION_TREE_FOOTPRINT) { 4459 throw new SecurityException("Permission tree size cap exceeded"); 4460 } 4461 } 4462 } 4463 4464 boolean addPermissionLocked(PermissionInfo info, boolean async) { 4465 if (info.labelRes == 0 && info.nonLocalizedLabel == null) { 4466 throw new SecurityException("Label must be specified in permission"); 4467 } 4468 BasePermission tree = checkPermissionTreeLP(info.name); 4469 BasePermission bp = mSettings.mPermissions.get(info.name); 4470 boolean added = bp == null; 4471 boolean changed = true; 4472 int fixedLevel = PermissionInfo.fixProtectionLevel(info.protectionLevel); 4473 if (added) { 4474 enforcePermissionCapLocked(info, tree); 4475 bp = new BasePermission(info.name, tree.sourcePackage, 4476 BasePermission.TYPE_DYNAMIC); 4477 } else if (bp.type != BasePermission.TYPE_DYNAMIC) { 4478 throw new SecurityException( 4479 "Not allowed to modify non-dynamic permission " 4480 + info.name); 4481 } else { 4482 if (bp.protectionLevel == fixedLevel 4483 && bp.perm.owner.equals(tree.perm.owner) 4484 && bp.uid == tree.uid 4485 && comparePermissionInfos(bp.perm.info, info)) { 4486 changed = false; 4487 } 4488 } 4489 bp.protectionLevel = fixedLevel; 4490 info = new PermissionInfo(info); 4491 info.protectionLevel = fixedLevel; 4492 bp.perm = new PackageParser.Permission(tree.perm.owner, info); 4493 bp.perm.info.packageName = tree.perm.info.packageName; 4494 bp.uid = tree.uid; 4495 if (added) { 4496 mSettings.mPermissions.put(info.name, bp); 4497 } 4498 if (changed) { 4499 if (!async) { 4500 mSettings.writeLPr(); 4501 } else { 4502 scheduleWriteSettingsLocked(); 4503 } 4504 } 4505 return added; 4506 } 4507 4508 @Override 4509 public boolean addPermission(PermissionInfo info) { 4510 synchronized (mPackages) { 4511 return addPermissionLocked(info, false); 4512 } 4513 } 4514 4515 @Override 4516 public boolean addPermissionAsync(PermissionInfo info) { 4517 synchronized (mPackages) { 4518 return addPermissionLocked(info, true); 4519 } 4520 } 4521 4522 @Override 4523 public void removePermission(String name) { 4524 synchronized (mPackages) { 4525 checkPermissionTreeLP(name); 4526 BasePermission bp = mSettings.mPermissions.get(name); 4527 if (bp != null) { 4528 if (bp.type != BasePermission.TYPE_DYNAMIC) { 4529 throw new SecurityException( 4530 "Not allowed to modify non-dynamic permission " 4531 + name); 4532 } 4533 mSettings.mPermissions.remove(name); 4534 mSettings.writeLPr(); 4535 } 4536 } 4537 } 4538 4539 private static void enforceDeclaredAsUsedAndRuntimeOrDevelopmentPermission(PackageParser.Package pkg, 4540 BasePermission bp) { 4541 int index = pkg.requestedPermissions.indexOf(bp.name); 4542 if (index == -1) { 4543 throw new SecurityException("Package " + pkg.packageName 4544 + " has not requested permission " + bp.name); 4545 } 4546 if (!bp.isRuntime() && !bp.isDevelopment()) { 4547 throw new SecurityException("Permission " + bp.name 4548 + " is not a changeable permission type"); 4549 } 4550 } 4551 4552 @Override 4553 public void grantRuntimePermission(String packageName, String name, final int userId) { 4554 grantRuntimePermission(packageName, name, userId, false /* Only if not fixed by policy */); 4555 } 4556 4557 private void grantRuntimePermission(String packageName, String name, final int userId, 4558 boolean overridePolicy) { 4559 if (!sUserManager.exists(userId)) { 4560 Log.e(TAG, "No such user:" + userId); 4561 return; 4562 } 4563 4564 mContext.enforceCallingOrSelfPermission( 4565 android.Manifest.permission.GRANT_RUNTIME_PERMISSIONS, 4566 "grantRuntimePermission"); 4567 4568 enforceCrossUserPermission(Binder.getCallingUid(), userId, 4569 true /* requireFullPermission */, true /* checkShell */, 4570 "grantRuntimePermission"); 4571 4572 final int uid; 4573 final SettingBase sb; 4574 4575 synchronized (mPackages) { 4576 final PackageParser.Package pkg = mPackages.get(packageName); 4577 if (pkg == null) { 4578 throw new IllegalArgumentException("Unknown package: " + packageName); 4579 } 4580 4581 final BasePermission bp = mSettings.mPermissions.get(name); 4582 if (bp == null) { 4583 throw new IllegalArgumentException("Unknown permission: " + name); 4584 } 4585 4586 enforceDeclaredAsUsedAndRuntimeOrDevelopmentPermission(pkg, bp); 4587 4588 // If a permission review is required for legacy apps we represent 4589 // their permissions as always granted runtime ones since we need 4590 // to keep the review required permission flag per user while an 4591 // install permission's state is shared across all users. 4592 if (mPermissionReviewRequired 4593 && pkg.applicationInfo.targetSdkVersion < Build.VERSION_CODES.M 4594 && bp.isRuntime()) { 4595 return; 4596 } 4597 4598 uid = UserHandle.getUid(userId, pkg.applicationInfo.uid); 4599 sb = (SettingBase) pkg.mExtras; 4600 if (sb == null) { 4601 throw new IllegalArgumentException("Unknown package: " + packageName); 4602 } 4603 4604 final PermissionsState permissionsState = sb.getPermissionsState(); 4605 4606 final int flags = permissionsState.getPermissionFlags(name, userId); 4607 if ((flags & PackageManager.FLAG_PERMISSION_SYSTEM_FIXED) != 0) { 4608 throw new SecurityException("Cannot grant system fixed permission " 4609 + name + " for package " + packageName); 4610 } 4611 if (!overridePolicy && (flags & PackageManager.FLAG_PERMISSION_POLICY_FIXED) != 0) { 4612 throw new SecurityException("Cannot grant policy fixed permission " 4613 + name + " for package " + packageName); 4614 } 4615 4616 if (bp.isDevelopment()) { 4617 // Development permissions must be handled specially, since they are not 4618 // normal runtime permissions. For now they apply to all users. 4619 if (permissionsState.grantInstallPermission(bp) != 4620 PermissionsState.PERMISSION_OPERATION_FAILURE) { 4621 scheduleWriteSettingsLocked(); 4622 } 4623 return; 4624 } 4625 4626 if (pkg.applicationInfo.isInstantApp() && !bp.isInstant()) { 4627 throw new SecurityException("Cannot grant non-ephemeral permission" 4628 + name + " for package " + packageName); 4629 } 4630 4631 if (pkg.applicationInfo.targetSdkVersion < Build.VERSION_CODES.M) { 4632 Slog.w(TAG, "Cannot grant runtime permission to a legacy app"); 4633 return; 4634 } 4635 4636 final int result = permissionsState.grantRuntimePermission(bp, userId); 4637 switch (result) { 4638 case PermissionsState.PERMISSION_OPERATION_FAILURE: { 4639 return; 4640 } 4641 4642 case PermissionsState.PERMISSION_OPERATION_SUCCESS_GIDS_CHANGED: { 4643 final int appId = UserHandle.getAppId(pkg.applicationInfo.uid); 4644 mHandler.post(new Runnable() { 4645 @Override 4646 public void run() { 4647 killUid(appId, userId, KILL_APP_REASON_GIDS_CHANGED); 4648 } 4649 }); 4650 } 4651 break; 4652 } 4653 4654 if (bp.isRuntime()) { 4655 logPermissionGranted(mContext, name, packageName); 4656 } 4657 4658 mOnPermissionChangeListeners.onPermissionsChanged(uid); 4659 4660 // Not critical if that is lost - app has to request again. 4661 mSettings.writeRuntimePermissionsForUserLPr(userId, false); 4662 } 4663 4664 // Only need to do this if user is initialized. Otherwise it's a new user 4665 // and there are no processes running as the user yet and there's no need 4666 // to make an expensive call to remount processes for the changed permissions. 4667 if (READ_EXTERNAL_STORAGE.equals(name) 4668 || WRITE_EXTERNAL_STORAGE.equals(name)) { 4669 final long token = Binder.clearCallingIdentity(); 4670 try { 4671 if (sUserManager.isInitialized(userId)) { 4672 StorageManagerInternal storageManagerInternal = LocalServices.getService( 4673 StorageManagerInternal.class); 4674 storageManagerInternal.onExternalStoragePolicyChanged(uid, packageName); 4675 } 4676 } finally { 4677 Binder.restoreCallingIdentity(token); 4678 } 4679 } 4680 } 4681 4682 @Override 4683 public void revokeRuntimePermission(String packageName, String name, int userId) { 4684 revokeRuntimePermission(packageName, name, userId, false /* Only if not fixed by policy */); 4685 } 4686 4687 private void revokeRuntimePermission(String packageName, String name, int userId, 4688 boolean overridePolicy) { 4689 if (!sUserManager.exists(userId)) { 4690 Log.e(TAG, "No such user:" + userId); 4691 return; 4692 } 4693 4694 mContext.enforceCallingOrSelfPermission( 4695 android.Manifest.permission.REVOKE_RUNTIME_PERMISSIONS, 4696 "revokeRuntimePermission"); 4697 4698 enforceCrossUserPermission(Binder.getCallingUid(), userId, 4699 true /* requireFullPermission */, true /* checkShell */, 4700 "revokeRuntimePermission"); 4701 4702 final int appId; 4703 4704 synchronized (mPackages) { 4705 final PackageParser.Package pkg = mPackages.get(packageName); 4706 if (pkg == null) { 4707 throw new IllegalArgumentException("Unknown package: " + packageName); 4708 } 4709 4710 final BasePermission bp = mSettings.mPermissions.get(name); 4711 if (bp == null) { 4712 throw new IllegalArgumentException("Unknown permission: " + name); 4713 } 4714 4715 enforceDeclaredAsUsedAndRuntimeOrDevelopmentPermission(pkg, bp); 4716 4717 // If a permission review is required for legacy apps we represent 4718 // their permissions as always granted runtime ones since we need 4719 // to keep the review required permission flag per user while an 4720 // install permission's state is shared across all users. 4721 if (mPermissionReviewRequired 4722 && pkg.applicationInfo.targetSdkVersion < Build.VERSION_CODES.M 4723 && bp.isRuntime()) { 4724 return; 4725 } 4726 4727 SettingBase sb = (SettingBase) pkg.mExtras; 4728 if (sb == null) { 4729 throw new IllegalArgumentException("Unknown package: " + packageName); 4730 } 4731 4732 final PermissionsState permissionsState = sb.getPermissionsState(); 4733 4734 final int flags = permissionsState.getPermissionFlags(name, userId); 4735 if ((flags & PackageManager.FLAG_PERMISSION_SYSTEM_FIXED) != 0) { 4736 throw new SecurityException("Cannot revoke system fixed permission " 4737 + name + " for package " + packageName); 4738 } 4739 if (!overridePolicy && (flags & PackageManager.FLAG_PERMISSION_POLICY_FIXED) != 0) { 4740 throw new SecurityException("Cannot revoke policy fixed permission " 4741 + name + " for package " + packageName); 4742 } 4743 4744 if (bp.isDevelopment()) { 4745 // Development permissions must be handled specially, since they are not 4746 // normal runtime permissions. For now they apply to all users. 4747 if (permissionsState.revokeInstallPermission(bp) != 4748 PermissionsState.PERMISSION_OPERATION_FAILURE) { 4749 scheduleWriteSettingsLocked(); 4750 } 4751 return; 4752 } 4753 4754 if (permissionsState.revokeRuntimePermission(bp, userId) == 4755 PermissionsState.PERMISSION_OPERATION_FAILURE) { 4756 return; 4757 } 4758 4759 if (bp.isRuntime()) { 4760 logPermissionRevoked(mContext, name, packageName); 4761 } 4762 4763 mOnPermissionChangeListeners.onPermissionsChanged(pkg.applicationInfo.uid); 4764 4765 // Critical, after this call app should never have the permission. 4766 mSettings.writeRuntimePermissionsForUserLPr(userId, true); 4767 4768 appId = UserHandle.getAppId(pkg.applicationInfo.uid); 4769 } 4770 4771 killUid(appId, userId, KILL_APP_REASON_PERMISSIONS_REVOKED); 4772 } 4773 4774 /** 4775 * Get the first event id for the permission. 4776 * 4777 * <p>There are four events for each permission: <ul> 4778 * <li>Request permission: first id + 0</li> 4779 * <li>Grant permission: first id + 1</li> 4780 * <li>Request for permission denied: first id + 2</li> 4781 * <li>Revoke permission: first id + 3</li> 4782 * </ul></p> 4783 * 4784 * @param name name of the permission 4785 * 4786 * @return The first event id for the permission 4787 */ 4788 private static int getBaseEventId(@NonNull String name) { 4789 int eventIdIndex = ALL_DANGEROUS_PERMISSIONS.indexOf(name); 4790 4791 if (eventIdIndex == -1) { 4792 if (AppOpsManager.permissionToOpCode(name) == AppOpsManager.OP_NONE 4793 || "user".equals(Build.TYPE)) { 4794 Log.i(TAG, "Unknown permission " + name); 4795 4796 return MetricsEvent.ACTION_PERMISSION_REQUEST_UNKNOWN; 4797 } else { 4798 // Most likely #ALL_DANGEROUS_PERMISSIONS needs to be updated. 4799 // 4800 // Also update 4801 // - EventLogger#ALL_DANGEROUS_PERMISSIONS 4802 // - metrics_constants.proto 4803 throw new IllegalStateException("Unknown permission " + name); 4804 } 4805 } 4806 4807 return MetricsEvent.ACTION_PERMISSION_REQUEST_READ_CALENDAR + eventIdIndex * 4; 4808 } 4809 4810 /** 4811 * Log that a permission was revoked. 4812 * 4813 * @param context Context of the caller 4814 * @param name name of the permission 4815 * @param packageName package permission if for 4816 */ 4817 private static void logPermissionRevoked(@NonNull Context context, @NonNull String name, 4818 @NonNull String packageName) { 4819 MetricsLogger.action(context, getBaseEventId(name) + 3, packageName); 4820 } 4821 4822 /** 4823 * Log that a permission request was granted. 4824 * 4825 * @param context Context of the caller 4826 * @param name name of the permission 4827 * @param packageName package permission if for 4828 */ 4829 private static void logPermissionGranted(@NonNull Context context, @NonNull String name, 4830 @NonNull String packageName) { 4831 MetricsLogger.action(context, getBaseEventId(name) + 1, packageName); 4832 } 4833 4834 @Override 4835 public void resetRuntimePermissions() { 4836 mContext.enforceCallingOrSelfPermission( 4837 android.Manifest.permission.REVOKE_RUNTIME_PERMISSIONS, 4838 "revokeRuntimePermission"); 4839 4840 int callingUid = Binder.getCallingUid(); 4841 if (callingUid != Process.SYSTEM_UID && callingUid != 0) { 4842 mContext.enforceCallingOrSelfPermission( 4843 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, 4844 "resetRuntimePermissions"); 4845 } 4846 4847 synchronized (mPackages) { 4848 updatePermissionsLPw(null, null, UPDATE_PERMISSIONS_ALL); 4849 for (int userId : UserManagerService.getInstance().getUserIds()) { 4850 final int packageCount = mPackages.size(); 4851 for (int i = 0; i < packageCount; i++) { 4852 PackageParser.Package pkg = mPackages.valueAt(i); 4853 if (!(pkg.mExtras instanceof PackageSetting)) { 4854 continue; 4855 } 4856 PackageSetting ps = (PackageSetting) pkg.mExtras; 4857 resetUserChangesToRuntimePermissionsAndFlagsLPw(ps, userId); 4858 } 4859 } 4860 } 4861 } 4862 4863 @Override 4864 public int getPermissionFlags(String name, String packageName, int userId) { 4865 if (!sUserManager.exists(userId)) { 4866 return 0; 4867 } 4868 4869 enforceGrantRevokeRuntimePermissionPermissions("getPermissionFlags"); 4870 4871 enforceCrossUserPermission(Binder.getCallingUid(), userId, 4872 true /* requireFullPermission */, false /* checkShell */, 4873 "getPermissionFlags"); 4874 4875 synchronized (mPackages) { 4876 final PackageParser.Package pkg = mPackages.get(packageName); 4877 if (pkg == null) { 4878 return 0; 4879 } 4880 4881 final BasePermission bp = mSettings.mPermissions.get(name); 4882 if (bp == null) { 4883 return 0; 4884 } 4885 4886 SettingBase sb = (SettingBase) pkg.mExtras; 4887 if (sb == null) { 4888 return 0; 4889 } 4890 4891 PermissionsState permissionsState = sb.getPermissionsState(); 4892 return permissionsState.getPermissionFlags(name, userId); 4893 } 4894 } 4895 4896 @Override 4897 public void updatePermissionFlags(String name, String packageName, int flagMask, 4898 int flagValues, int userId) { 4899 if (!sUserManager.exists(userId)) { 4900 return; 4901 } 4902 4903 enforceGrantRevokeRuntimePermissionPermissions("updatePermissionFlags"); 4904 4905 enforceCrossUserPermission(Binder.getCallingUid(), userId, 4906 true /* requireFullPermission */, true /* checkShell */, 4907 "updatePermissionFlags"); 4908 4909 // Only the system can change these flags and nothing else. 4910 if (getCallingUid() != Process.SYSTEM_UID) { 4911 flagMask &= ~PackageManager.FLAG_PERMISSION_SYSTEM_FIXED; 4912 flagValues &= ~PackageManager.FLAG_PERMISSION_SYSTEM_FIXED; 4913 flagMask &= ~PackageManager.FLAG_PERMISSION_GRANTED_BY_DEFAULT; 4914 flagValues &= ~PackageManager.FLAG_PERMISSION_GRANTED_BY_DEFAULT; 4915 flagValues &= ~PackageManager.FLAG_PERMISSION_REVIEW_REQUIRED; 4916 } 4917 4918 synchronized (mPackages) { 4919 final PackageParser.Package pkg = mPackages.get(packageName); 4920 if (pkg == null) { 4921 throw new IllegalArgumentException("Unknown package: " + packageName); 4922 } 4923 4924 final BasePermission bp = mSettings.mPermissions.get(name); 4925 if (bp == null) { 4926 throw new IllegalArgumentException("Unknown permission: " + name); 4927 } 4928 4929 SettingBase sb = (SettingBase) pkg.mExtras; 4930 if (sb == null) { 4931 throw new IllegalArgumentException("Unknown package: " + packageName); 4932 } 4933 4934 PermissionsState permissionsState = sb.getPermissionsState(); 4935 4936 boolean hadState = permissionsState.getRuntimePermissionState(name, userId) != null; 4937 4938 if (permissionsState.updatePermissionFlags(bp, userId, flagMask, flagValues)) { 4939 // Install and runtime permissions are stored in different places, 4940 // so figure out what permission changed and persist the change. 4941 if (permissionsState.getInstallPermissionState(name) != null) { 4942 scheduleWriteSettingsLocked(); 4943 } else if (permissionsState.getRuntimePermissionState(name, userId) != null 4944 || hadState) { 4945 mSettings.writeRuntimePermissionsForUserLPr(userId, false); 4946 } 4947 } 4948 } 4949 } 4950 4951 /** 4952 * Update the permission flags for all packages and runtime permissions of a user in order 4953 * to allow device or profile owner to remove POLICY_FIXED. 4954 */ 4955 @Override 4956 public void updatePermissionFlagsForAllApps(int flagMask, int flagValues, int userId) { 4957 if (!sUserManager.exists(userId)) { 4958 return; 4959 } 4960 4961 enforceGrantRevokeRuntimePermissionPermissions("updatePermissionFlagsForAllApps"); 4962 4963 enforceCrossUserPermission(Binder.getCallingUid(), userId, 4964 true /* requireFullPermission */, true /* checkShell */, 4965 "updatePermissionFlagsForAllApps"); 4966 4967 // Only the system can change system fixed flags. 4968 if (getCallingUid() != Process.SYSTEM_UID) { 4969 flagMask &= ~PackageManager.FLAG_PERMISSION_SYSTEM_FIXED; 4970 flagValues &= ~PackageManager.FLAG_PERMISSION_SYSTEM_FIXED; 4971 } 4972 4973 synchronized (mPackages) { 4974 boolean changed = false; 4975 final int packageCount = mPackages.size(); 4976 for (int pkgIndex = 0; pkgIndex < packageCount; pkgIndex++) { 4977 final PackageParser.Package pkg = mPackages.valueAt(pkgIndex); 4978 SettingBase sb = (SettingBase) pkg.mExtras; 4979 if (sb == null) { 4980 continue; 4981 } 4982 PermissionsState permissionsState = sb.getPermissionsState(); 4983 changed |= permissionsState.updatePermissionFlagsForAllPermissions( 4984 userId, flagMask, flagValues); 4985 } 4986 if (changed) { 4987 mSettings.writeRuntimePermissionsForUserLPr(userId, false); 4988 } 4989 } 4990 } 4991 4992 private void enforceGrantRevokeRuntimePermissionPermissions(String message) { 4993 if (mContext.checkCallingOrSelfPermission(Manifest.permission.GRANT_RUNTIME_PERMISSIONS) 4994 != PackageManager.PERMISSION_GRANTED 4995 && mContext.checkCallingOrSelfPermission(Manifest.permission.REVOKE_RUNTIME_PERMISSIONS) 4996 != PackageManager.PERMISSION_GRANTED) { 4997 throw new SecurityException(message + " requires " 4998 + Manifest.permission.GRANT_RUNTIME_PERMISSIONS + " or " 4999 + Manifest.permission.REVOKE_RUNTIME_PERMISSIONS); 5000 } 5001 } 5002 5003 @Override 5004 public boolean shouldShowRequestPermissionRationale(String permissionName, 5005 String packageName, int userId) { 5006 if (UserHandle.getCallingUserId() != userId) { 5007 mContext.enforceCallingPermission( 5008 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, 5009 "canShowRequestPermissionRationale for user " + userId); 5010 } 5011 5012 final int uid = getPackageUid(packageName, MATCH_DEBUG_TRIAGED_MISSING, userId); 5013 if (UserHandle.getAppId(getCallingUid()) != UserHandle.getAppId(uid)) { 5014 return false; 5015 } 5016 5017 if (checkPermission(permissionName, packageName, userId) 5018 == PackageManager.PERMISSION_GRANTED) { 5019 return false; 5020 } 5021 5022 final int flags; 5023 5024 final long identity = Binder.clearCallingIdentity(); 5025 try { 5026 flags = getPermissionFlags(permissionName, 5027 packageName, userId); 5028 } finally { 5029 Binder.restoreCallingIdentity(identity); 5030 } 5031 5032 final int fixedFlags = PackageManager.FLAG_PERMISSION_SYSTEM_FIXED 5033 | PackageManager.FLAG_PERMISSION_POLICY_FIXED 5034 | PackageManager.FLAG_PERMISSION_USER_FIXED; 5035 5036 if ((flags & fixedFlags) != 0) { 5037 return false; 5038 } 5039 5040 return (flags & PackageManager.FLAG_PERMISSION_USER_SET) != 0; 5041 } 5042 5043 @Override 5044 public void addOnPermissionsChangeListener(IOnPermissionsChangeListener listener) { 5045 mContext.enforceCallingOrSelfPermission( 5046 Manifest.permission.OBSERVE_GRANT_REVOKE_PERMISSIONS, 5047 "addOnPermissionsChangeListener"); 5048 5049 synchronized (mPackages) { 5050 mOnPermissionChangeListeners.addListenerLocked(listener); 5051 } 5052 } 5053 5054 @Override 5055 public void removeOnPermissionsChangeListener(IOnPermissionsChangeListener listener) { 5056 synchronized (mPackages) { 5057 mOnPermissionChangeListeners.removeListenerLocked(listener); 5058 } 5059 } 5060 5061 @Override 5062 public boolean isProtectedBroadcast(String actionName) { 5063 synchronized (mPackages) { 5064 if (mProtectedBroadcasts.contains(actionName)) { 5065 return true; 5066 } else if (actionName != null) { 5067 // TODO: remove these terrible hacks 5068 if (actionName.startsWith("android.net.netmon.lingerExpired") 5069 || actionName.startsWith("com.android.server.sip.SipWakeupTimer") 5070 || actionName.startsWith("com.android.internal.telephony.data-reconnect") 5071 || actionName.startsWith("android.net.netmon.launchCaptivePortalApp")) { 5072 return true; 5073 } 5074 } 5075 } 5076 return false; 5077 } 5078 5079 @Override 5080 public int checkSignatures(String pkg1, String pkg2) { 5081 synchronized (mPackages) { 5082 final PackageParser.Package p1 = mPackages.get(pkg1); 5083 final PackageParser.Package p2 = mPackages.get(pkg2); 5084 if (p1 == null || p1.mExtras == null 5085 || p2 == null || p2.mExtras == null) { 5086 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 5087 } 5088 return compareSignatures(p1.mSignatures, p2.mSignatures); 5089 } 5090 } 5091 5092 @Override 5093 public int checkUidSignatures(int uid1, int uid2) { 5094 // Map to base uids. 5095 uid1 = UserHandle.getAppId(uid1); 5096 uid2 = UserHandle.getAppId(uid2); 5097 // reader 5098 synchronized (mPackages) { 5099 Signature[] s1; 5100 Signature[] s2; 5101 Object obj = mSettings.getUserIdLPr(uid1); 5102 if (obj != null) { 5103 if (obj instanceof SharedUserSetting) { 5104 s1 = ((SharedUserSetting)obj).signatures.mSignatures; 5105 } else if (obj instanceof PackageSetting) { 5106 s1 = ((PackageSetting)obj).signatures.mSignatures; 5107 } else { 5108 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 5109 } 5110 } else { 5111 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 5112 } 5113 obj = mSettings.getUserIdLPr(uid2); 5114 if (obj != null) { 5115 if (obj instanceof SharedUserSetting) { 5116 s2 = ((SharedUserSetting)obj).signatures.mSignatures; 5117 } else if (obj instanceof PackageSetting) { 5118 s2 = ((PackageSetting)obj).signatures.mSignatures; 5119 } else { 5120 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 5121 } 5122 } else { 5123 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 5124 } 5125 return compareSignatures(s1, s2); 5126 } 5127 } 5128 5129 /** 5130 * This method should typically only be used when granting or revoking 5131 * permissions, since the app may immediately restart after this call. 5132 * <p> 5133 * If you're doing surgery on app code/data, use {@link PackageFreezer} to 5134 * guard your work against the app being relaunched. 5135 */ 5136 private void killUid(int appId, int userId, String reason) { 5137 final long identity = Binder.clearCallingIdentity(); 5138 try { 5139 IActivityManager am = ActivityManager.getService(); 5140 if (am != null) { 5141 try { 5142 am.killUid(appId, userId, reason); 5143 } catch (RemoteException e) { 5144 /* ignore - same process */ 5145 } 5146 } 5147 } finally { 5148 Binder.restoreCallingIdentity(identity); 5149 } 5150 } 5151 5152 /** 5153 * Compares two sets of signatures. Returns: 5154 * <br /> 5155 * {@link PackageManager#SIGNATURE_NEITHER_SIGNED}: if both signature sets are null, 5156 * <br /> 5157 * {@link PackageManager#SIGNATURE_FIRST_NOT_SIGNED}: if the first signature set is null, 5158 * <br /> 5159 * {@link PackageManager#SIGNATURE_SECOND_NOT_SIGNED}: if the second signature set is null, 5160 * <br /> 5161 * {@link PackageManager#SIGNATURE_MATCH}: if the two signature sets are identical, 5162 * <br /> 5163 * {@link PackageManager#SIGNATURE_NO_MATCH}: if the two signature sets differ. 5164 */ 5165 static int compareSignatures(Signature[] s1, Signature[] s2) { 5166 if (s1 == null) { 5167 return s2 == null 5168 ? PackageManager.SIGNATURE_NEITHER_SIGNED 5169 : PackageManager.SIGNATURE_FIRST_NOT_SIGNED; 5170 } 5171 5172 if (s2 == null) { 5173 return PackageManager.SIGNATURE_SECOND_NOT_SIGNED; 5174 } 5175 5176 if (s1.length != s2.length) { 5177 return PackageManager.SIGNATURE_NO_MATCH; 5178 } 5179 5180 // Since both signature sets are of size 1, we can compare without HashSets. 5181 if (s1.length == 1) { 5182 return s1[0].equals(s2[0]) ? 5183 PackageManager.SIGNATURE_MATCH : 5184 PackageManager.SIGNATURE_NO_MATCH; 5185 } 5186 5187 ArraySet<Signature> set1 = new ArraySet<Signature>(); 5188 for (Signature sig : s1) { 5189 set1.add(sig); 5190 } 5191 ArraySet<Signature> set2 = new ArraySet<Signature>(); 5192 for (Signature sig : s2) { 5193 set2.add(sig); 5194 } 5195 // Make sure s2 contains all signatures in s1. 5196 if (set1.equals(set2)) { 5197 return PackageManager.SIGNATURE_MATCH; 5198 } 5199 return PackageManager.SIGNATURE_NO_MATCH; 5200 } 5201 5202 /** 5203 * If the database version for this type of package (internal storage or 5204 * external storage) is less than the version where package signatures 5205 * were updated, return true. 5206 */ 5207 private boolean isCompatSignatureUpdateNeeded(PackageParser.Package scannedPkg) { 5208 final VersionInfo ver = getSettingsVersionForPackage(scannedPkg); 5209 return ver.databaseVersion < DatabaseVersion.SIGNATURE_END_ENTITY; 5210 } 5211 5212 /** 5213 * Used for backward compatibility to make sure any packages with 5214 * certificate chains get upgraded to the new style. {@code existingSigs} 5215 * will be in the old format (since they were stored on disk from before the 5216 * system upgrade) and {@code scannedSigs} will be in the newer format. 5217 */ 5218 private int compareSignaturesCompat(PackageSignatures existingSigs, 5219 PackageParser.Package scannedPkg) { 5220 if (!isCompatSignatureUpdateNeeded(scannedPkg)) { 5221 return PackageManager.SIGNATURE_NO_MATCH; 5222 } 5223 5224 ArraySet<Signature> existingSet = new ArraySet<Signature>(); 5225 for (Signature sig : existingSigs.mSignatures) { 5226 existingSet.add(sig); 5227 } 5228 ArraySet<Signature> scannedCompatSet = new ArraySet<Signature>(); 5229 for (Signature sig : scannedPkg.mSignatures) { 5230 try { 5231 Signature[] chainSignatures = sig.getChainSignatures(); 5232 for (Signature chainSig : chainSignatures) { 5233 scannedCompatSet.add(chainSig); 5234 } 5235 } catch (CertificateEncodingException e) { 5236 scannedCompatSet.add(sig); 5237 } 5238 } 5239 /* 5240 * Make sure the expanded scanned set contains all signatures in the 5241 * existing one. 5242 */ 5243 if (scannedCompatSet.equals(existingSet)) { 5244 // Migrate the old signatures to the new scheme. 5245 existingSigs.assignSignatures(scannedPkg.mSignatures); 5246 // The new KeySets will be re-added later in the scanning process. 5247 synchronized (mPackages) { 5248 mSettings.mKeySetManagerService.removeAppKeySetDataLPw(scannedPkg.packageName); 5249 } 5250 return PackageManager.SIGNATURE_MATCH; 5251 } 5252 return PackageManager.SIGNATURE_NO_MATCH; 5253 } 5254 5255 private boolean isRecoverSignatureUpdateNeeded(PackageParser.Package scannedPkg) { 5256 final VersionInfo ver = getSettingsVersionForPackage(scannedPkg); 5257 return ver.databaseVersion < DatabaseVersion.SIGNATURE_MALFORMED_RECOVER; 5258 } 5259 5260 private int compareSignaturesRecover(PackageSignatures existingSigs, 5261 PackageParser.Package scannedPkg) { 5262 if (!isRecoverSignatureUpdateNeeded(scannedPkg)) { 5263 return PackageManager.SIGNATURE_NO_MATCH; 5264 } 5265 5266 String msg = null; 5267 try { 5268 if (Signature.areEffectiveMatch(existingSigs.mSignatures, scannedPkg.mSignatures)) { 5269 logCriticalInfo(Log.INFO, "Recovered effectively matching certificates for " 5270 + scannedPkg.packageName); 5271 return PackageManager.SIGNATURE_MATCH; 5272 } 5273 } catch (CertificateException e) { 5274 msg = e.getMessage(); 5275 } 5276 5277 logCriticalInfo(Log.INFO, 5278 "Failed to recover certificates for " + scannedPkg.packageName + ": " + msg); 5279 return PackageManager.SIGNATURE_NO_MATCH; 5280 } 5281 5282 @Override 5283 public List<String> getAllPackages() { 5284 synchronized (mPackages) { 5285 return new ArrayList<String>(mPackages.keySet()); 5286 } 5287 } 5288 5289 @Override 5290 public String[] getPackagesForUid(int uid) { 5291 final int userId = UserHandle.getUserId(uid); 5292 uid = UserHandle.getAppId(uid); 5293 // reader 5294 synchronized (mPackages) { 5295 Object obj = mSettings.getUserIdLPr(uid); 5296 if (obj instanceof SharedUserSetting) { 5297 final SharedUserSetting sus = (SharedUserSetting) obj; 5298 final int N = sus.packages.size(); 5299 String[] res = new String[N]; 5300 final Iterator<PackageSetting> it = sus.packages.iterator(); 5301 int i = 0; 5302 while (it.hasNext()) { 5303 PackageSetting ps = it.next(); 5304 if (ps.getInstalled(userId)) { 5305 res[i++] = ps.name; 5306 } else { 5307 res = ArrayUtils.removeElement(String.class, res, res[i]); 5308 } 5309 } 5310 return res; 5311 } else if (obj instanceof PackageSetting) { 5312 final PackageSetting ps = (PackageSetting) obj; 5313 if (ps.getInstalled(userId)) { 5314 return new String[]{ps.name}; 5315 } 5316 } 5317 } 5318 return null; 5319 } 5320 5321 @Override 5322 public String getNameForUid(int uid) { 5323 // reader 5324 synchronized (mPackages) { 5325 Object obj = mSettings.getUserIdLPr(UserHandle.getAppId(uid)); 5326 if (obj instanceof SharedUserSetting) { 5327 final SharedUserSetting sus = (SharedUserSetting) obj; 5328 return sus.name + ":" + sus.userId; 5329 } else if (obj instanceof PackageSetting) { 5330 final PackageSetting ps = (PackageSetting) obj; 5331 return ps.name; 5332 } 5333 } 5334 return null; 5335 } 5336 5337 @Override 5338 public int getUidForSharedUser(String sharedUserName) { 5339 if(sharedUserName == null) { 5340 return -1; 5341 } 5342 // reader 5343 synchronized (mPackages) { 5344 SharedUserSetting suid; 5345 try { 5346 suid = mSettings.getSharedUserLPw(sharedUserName, 0, 0, false); 5347 if (suid != null) { 5348 return suid.userId; 5349 } 5350 } catch (PackageManagerException ignore) { 5351 // can't happen, but, still need to catch it 5352 } 5353 return -1; 5354 } 5355 } 5356 5357 @Override 5358 public int getFlagsForUid(int uid) { 5359 synchronized (mPackages) { 5360 Object obj = mSettings.getUserIdLPr(UserHandle.getAppId(uid)); 5361 if (obj instanceof SharedUserSetting) { 5362 final SharedUserSetting sus = (SharedUserSetting) obj; 5363 return sus.pkgFlags; 5364 } else if (obj instanceof PackageSetting) { 5365 final PackageSetting ps = (PackageSetting) obj; 5366 return ps.pkgFlags; 5367 } 5368 } 5369 return 0; 5370 } 5371 5372 @Override 5373 public int getPrivateFlagsForUid(int uid) { 5374 synchronized (mPackages) { 5375 Object obj = mSettings.getUserIdLPr(UserHandle.getAppId(uid)); 5376 if (obj instanceof SharedUserSetting) { 5377 final SharedUserSetting sus = (SharedUserSetting) obj; 5378 return sus.pkgPrivateFlags; 5379 } else if (obj instanceof PackageSetting) { 5380 final PackageSetting ps = (PackageSetting) obj; 5381 return ps.pkgPrivateFlags; 5382 } 5383 } 5384 return 0; 5385 } 5386 5387 @Override 5388 public boolean isUidPrivileged(int uid) { 5389 uid = UserHandle.getAppId(uid); 5390 // reader 5391 synchronized (mPackages) { 5392 Object obj = mSettings.getUserIdLPr(uid); 5393 if (obj instanceof SharedUserSetting) { 5394 final SharedUserSetting sus = (SharedUserSetting) obj; 5395 final Iterator<PackageSetting> it = sus.packages.iterator(); 5396 while (it.hasNext()) { 5397 if (it.next().isPrivileged()) { 5398 return true; 5399 } 5400 } 5401 } else if (obj instanceof PackageSetting) { 5402 final PackageSetting ps = (PackageSetting) obj; 5403 return ps.isPrivileged(); 5404 } 5405 } 5406 return false; 5407 } 5408 5409 @Override 5410 public String[] getAppOpPermissionPackages(String permissionName) { 5411 synchronized (mPackages) { 5412 ArraySet<String> pkgs = mAppOpPermissionPackages.get(permissionName); 5413 if (pkgs == null) { 5414 return null; 5415 } 5416 return pkgs.toArray(new String[pkgs.size()]); 5417 } 5418 } 5419 5420 @Override 5421 public ResolveInfo resolveIntent(Intent intent, String resolvedType, 5422 int flags, int userId) { 5423 try { 5424 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "resolveIntent"); 5425 5426 if (!sUserManager.exists(userId)) return null; 5427 flags = updateFlagsForResolve(flags, userId, intent); 5428 enforceCrossUserPermission(Binder.getCallingUid(), userId, 5429 false /*requireFullPermission*/, false /*checkShell*/, "resolve intent"); 5430 5431 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "queryIntentActivities"); 5432 final List<ResolveInfo> query = queryIntentActivitiesInternal(intent, resolvedType, 5433 flags, userId); 5434 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 5435 5436 final ResolveInfo bestChoice = 5437 chooseBestActivity(intent, resolvedType, flags, query, userId); 5438 return bestChoice; 5439 } finally { 5440 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 5441 } 5442 } 5443 5444 @Override 5445 public ResolveInfo findPersistentPreferredActivity(Intent intent, int userId) { 5446 if (!UserHandle.isSameApp(Binder.getCallingUid(), Process.SYSTEM_UID)) { 5447 throw new SecurityException( 5448 "findPersistentPreferredActivity can only be run by the system"); 5449 } 5450 if (!sUserManager.exists(userId)) { 5451 return null; 5452 } 5453 intent = updateIntentForResolve(intent); 5454 final String resolvedType = intent.resolveTypeIfNeeded(mContext.getContentResolver()); 5455 final int flags = updateFlagsForResolve(0, userId, intent); 5456 final List<ResolveInfo> query = queryIntentActivitiesInternal(intent, resolvedType, flags, 5457 userId); 5458 synchronized (mPackages) { 5459 return findPersistentPreferredActivityLP(intent, resolvedType, flags, query, false, 5460 userId); 5461 } 5462 } 5463 5464 @Override 5465 public void setLastChosenActivity(Intent intent, String resolvedType, int flags, 5466 IntentFilter filter, int match, ComponentName activity) { 5467 final int userId = UserHandle.getCallingUserId(); 5468 if (DEBUG_PREFERRED) { 5469 Log.v(TAG, "setLastChosenActivity intent=" + intent 5470 + " resolvedType=" + resolvedType 5471 + " flags=" + flags 5472 + " filter=" + filter 5473 + " match=" + match 5474 + " activity=" + activity); 5475 filter.dump(new PrintStreamPrinter(System.out), " "); 5476 } 5477 intent.setComponent(null); 5478 final List<ResolveInfo> query = queryIntentActivitiesInternal(intent, resolvedType, flags, 5479 userId); 5480 // Find any earlier preferred or last chosen entries and nuke them 5481 findPreferredActivity(intent, resolvedType, 5482 flags, query, 0, false, true, false, userId); 5483 // Add the new activity as the last chosen for this filter 5484 addPreferredActivityInternal(filter, match, null, activity, false, userId, 5485 "Setting last chosen"); 5486 } 5487 5488 @Override 5489 public ResolveInfo getLastChosenActivity(Intent intent, String resolvedType, int flags) { 5490 final int userId = UserHandle.getCallingUserId(); 5491 if (DEBUG_PREFERRED) Log.v(TAG, "Querying last chosen activity for " + intent); 5492 final List<ResolveInfo> query = queryIntentActivitiesInternal(intent, resolvedType, flags, 5493 userId); 5494 return findPreferredActivity(intent, resolvedType, flags, query, 0, 5495 false, false, false, userId); 5496 } 5497 5498 private boolean isEphemeralDisabled() { 5499 // ephemeral apps have been disabled across the board 5500 if (DISABLE_EPHEMERAL_APPS) { 5501 return true; 5502 } 5503 // system isn't up yet; can't read settings, so, assume no ephemeral apps 5504 if (!mSystemReady) { 5505 return true; 5506 } 5507 // we can't get a content resolver until the system is ready; these checks must happen last 5508 final ContentResolver resolver = mContext.getContentResolver(); 5509 if (Global.getInt(resolver, Global.ENABLE_EPHEMERAL_FEATURE, 1) == 0) { 5510 return true; 5511 } 5512 return Secure.getInt(resolver, Secure.WEB_ACTION_ENABLED, 1) == 0; 5513 } 5514 5515 private boolean isEphemeralAllowed( 5516 Intent intent, List<ResolveInfo> resolvedActivities, int userId, 5517 boolean skipPackageCheck) { 5518 // Short circuit and return early if possible. 5519 if (isEphemeralDisabled()) { 5520 return false; 5521 } 5522 final int callingUser = UserHandle.getCallingUserId(); 5523 if (callingUser != UserHandle.USER_SYSTEM) { 5524 return false; 5525 } 5526 if (mEphemeralResolverConnection == null) { 5527 return false; 5528 } 5529 if (mEphemeralInstallerComponent == null) { 5530 return false; 5531 } 5532 if (intent.getComponent() != null) { 5533 return false; 5534 } 5535 if ((intent.getFlags() & Intent.FLAG_IGNORE_EPHEMERAL) != 0) { 5536 return false; 5537 } 5538 if (!skipPackageCheck && intent.getPackage() != null) { 5539 return false; 5540 } 5541 final boolean isWebUri = hasWebURI(intent); 5542 if (!isWebUri || intent.getData().getHost() == null) { 5543 return false; 5544 } 5545 // Deny ephemeral apps if the user chose _ALWAYS or _ALWAYS_ASK for intent resolution. 5546 synchronized (mPackages) { 5547 final int count = (resolvedActivities == null ? 0 : resolvedActivities.size()); 5548 for (int n = 0; n < count; n++) { 5549 ResolveInfo info = resolvedActivities.get(n); 5550 String packageName = info.activityInfo.packageName; 5551 PackageSetting ps = mSettings.mPackages.get(packageName); 5552 if (ps != null) { 5553 // Try to get the status from User settings first 5554 long packedStatus = getDomainVerificationStatusLPr(ps, userId); 5555 int status = (int) (packedStatus >> 32); 5556 if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS 5557 || status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS_ASK) { 5558 if (DEBUG_EPHEMERAL) { 5559 Slog.v(TAG, "DENY ephemeral apps;" 5560 + " pkg: " + packageName + ", status: " + status); 5561 } 5562 return false; 5563 } 5564 } 5565 } 5566 } 5567 // We've exhausted all ways to deny ephemeral application; let the system look for them. 5568 return true; 5569 } 5570 5571 private void requestEphemeralResolutionPhaseTwo(EphemeralResponse responseObj, 5572 Intent origIntent, String resolvedType, Intent launchIntent, String callingPackage, 5573 int userId) { 5574 final Message msg = mHandler.obtainMessage(EPHEMERAL_RESOLUTION_PHASE_TWO, 5575 new EphemeralRequest(responseObj, origIntent, resolvedType, launchIntent, 5576 callingPackage, userId)); 5577 mHandler.sendMessage(msg); 5578 } 5579 5580 private ResolveInfo chooseBestActivity(Intent intent, String resolvedType, 5581 int flags, List<ResolveInfo> query, int userId) { 5582 if (query != null) { 5583 final int N = query.size(); 5584 if (N == 1) { 5585 return query.get(0); 5586 } else if (N > 1) { 5587 final boolean debug = ((intent.getFlags() & Intent.FLAG_DEBUG_LOG_RESOLUTION) != 0); 5588 // If there is more than one activity with the same priority, 5589 // then let the user decide between them. 5590 ResolveInfo r0 = query.get(0); 5591 ResolveInfo r1 = query.get(1); 5592 if (DEBUG_INTENT_MATCHING || debug) { 5593 Slog.v(TAG, r0.activityInfo.name + "=" + r0.priority + " vs " 5594 + r1.activityInfo.name + "=" + r1.priority); 5595 } 5596 // If the first activity has a higher priority, or a different 5597 // default, then it is always desirable to pick it. 5598 if (r0.priority != r1.priority 5599 || r0.preferredOrder != r1.preferredOrder 5600 || r0.isDefault != r1.isDefault) { 5601 return query.get(0); 5602 } 5603 // If we have saved a preference for a preferred activity for 5604 // this Intent, use that. 5605 ResolveInfo ri = findPreferredActivity(intent, resolvedType, 5606 flags, query, r0.priority, true, false, debug, userId); 5607 if (ri != null) { 5608 return ri; 5609 } 5610 ri = new ResolveInfo(mResolveInfo); 5611 ri.activityInfo = new ActivityInfo(ri.activityInfo); 5612 ri.activityInfo.labelRes = ResolverActivity.getLabelRes(intent.getAction()); 5613 // If all of the options come from the same package, show the application's 5614 // label and icon instead of the generic resolver's. 5615 // Some calls like Intent.resolveActivityInfo query the ResolveInfo from here 5616 // and then throw away the ResolveInfo itself, meaning that the caller loses 5617 // the resolvePackageName. Therefore the activityInfo.labelRes above provides 5618 // a fallback for this case; we only set the target package's resources on 5619 // the ResolveInfo, not the ActivityInfo. 5620 final String intentPackage = intent.getPackage(); 5621 if (!TextUtils.isEmpty(intentPackage) && allHavePackage(query, intentPackage)) { 5622 final ApplicationInfo appi = query.get(0).activityInfo.applicationInfo; 5623 ri.resolvePackageName = intentPackage; 5624 if (userNeedsBadging(userId)) { 5625 ri.noResourceId = true; 5626 } else { 5627 ri.icon = appi.icon; 5628 } 5629 ri.iconResourceId = appi.icon; 5630 ri.labelRes = appi.labelRes; 5631 } 5632 ri.activityInfo.applicationInfo = new ApplicationInfo( 5633 ri.activityInfo.applicationInfo); 5634 if (userId != 0) { 5635 ri.activityInfo.applicationInfo.uid = UserHandle.getUid(userId, 5636 UserHandle.getAppId(ri.activityInfo.applicationInfo.uid)); 5637 } 5638 // Make sure that the resolver is displayable in car mode 5639 if (ri.activityInfo.metaData == null) ri.activityInfo.metaData = new Bundle(); 5640 ri.activityInfo.metaData.putBoolean(Intent.METADATA_DOCK_HOME, true); 5641 return ri; 5642 } 5643 } 5644 return null; 5645 } 5646 5647 /** 5648 * Return true if the given list is not empty and all of its contents have 5649 * an activityInfo with the given package name. 5650 */ 5651 private boolean allHavePackage(List<ResolveInfo> list, String packageName) { 5652 if (ArrayUtils.isEmpty(list)) { 5653 return false; 5654 } 5655 for (int i = 0, N = list.size(); i < N; i++) { 5656 final ResolveInfo ri = list.get(i); 5657 final ActivityInfo ai = ri != null ? ri.activityInfo : null; 5658 if (ai == null || !packageName.equals(ai.packageName)) { 5659 return false; 5660 } 5661 } 5662 return true; 5663 } 5664 5665 private ResolveInfo findPersistentPreferredActivityLP(Intent intent, String resolvedType, 5666 int flags, List<ResolveInfo> query, boolean debug, int userId) { 5667 final int N = query.size(); 5668 PersistentPreferredIntentResolver ppir = mSettings.mPersistentPreferredActivities 5669 .get(userId); 5670 // Get the list of persistent preferred activities that handle the intent 5671 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Looking for presistent preferred activities..."); 5672 List<PersistentPreferredActivity> pprefs = ppir != null 5673 ? ppir.queryIntent(intent, resolvedType, 5674 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, 5675 (flags & PackageManager.MATCH_VISIBLE_TO_EPHEMERAL_ONLY) != 0, 5676 (flags & PackageManager.MATCH_EPHEMERAL) != 0, userId) 5677 : null; 5678 if (pprefs != null && pprefs.size() > 0) { 5679 final int M = pprefs.size(); 5680 for (int i=0; i<M; i++) { 5681 final PersistentPreferredActivity ppa = pprefs.get(i); 5682 if (DEBUG_PREFERRED || debug) { 5683 Slog.v(TAG, "Checking PersistentPreferredActivity ds=" 5684 + (ppa.countDataSchemes() > 0 ? ppa.getDataScheme(0) : "<none>") 5685 + "\n component=" + ppa.mComponent); 5686 ppa.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 5687 } 5688 final ActivityInfo ai = getActivityInfo(ppa.mComponent, 5689 flags | MATCH_DISABLED_COMPONENTS, userId); 5690 if (DEBUG_PREFERRED || debug) { 5691 Slog.v(TAG, "Found persistent preferred activity:"); 5692 if (ai != null) { 5693 ai.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 5694 } else { 5695 Slog.v(TAG, " null"); 5696 } 5697 } 5698 if (ai == null) { 5699 // This previously registered persistent preferred activity 5700 // component is no longer known. Ignore it and do NOT remove it. 5701 continue; 5702 } 5703 for (int j=0; j<N; j++) { 5704 final ResolveInfo ri = query.get(j); 5705 if (!ri.activityInfo.applicationInfo.packageName 5706 .equals(ai.applicationInfo.packageName)) { 5707 continue; 5708 } 5709 if (!ri.activityInfo.name.equals(ai.name)) { 5710 continue; 5711 } 5712 // Found a persistent preference that can handle the intent. 5713 if (DEBUG_PREFERRED || debug) { 5714 Slog.v(TAG, "Returning persistent preferred activity: " + 5715 ri.activityInfo.packageName + "/" + ri.activityInfo.name); 5716 } 5717 return ri; 5718 } 5719 } 5720 } 5721 return null; 5722 } 5723 5724 // TODO: handle preferred activities missing while user has amnesia 5725 ResolveInfo findPreferredActivity(Intent intent, String resolvedType, int flags, 5726 List<ResolveInfo> query, int priority, boolean always, 5727 boolean removeMatches, boolean debug, int userId) { 5728 if (!sUserManager.exists(userId)) return null; 5729 flags = updateFlagsForResolve(flags, userId, intent); 5730 intent = updateIntentForResolve(intent); 5731 // writer 5732 synchronized (mPackages) { 5733 // Try to find a matching persistent preferred activity. 5734 ResolveInfo pri = findPersistentPreferredActivityLP(intent, resolvedType, flags, query, 5735 debug, userId); 5736 5737 // If a persistent preferred activity matched, use it. 5738 if (pri != null) { 5739 return pri; 5740 } 5741 5742 PreferredIntentResolver pir = mSettings.mPreferredActivities.get(userId); 5743 // Get the list of preferred activities that handle the intent 5744 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Looking for preferred activities..."); 5745 List<PreferredActivity> prefs = pir != null 5746 ? pir.queryIntent(intent, resolvedType, 5747 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, 5748 (flags & PackageManager.MATCH_VISIBLE_TO_EPHEMERAL_ONLY) != 0, 5749 (flags & PackageManager.MATCH_EPHEMERAL) != 0, userId) 5750 : null; 5751 if (prefs != null && prefs.size() > 0) { 5752 boolean changed = false; 5753 try { 5754 // First figure out how good the original match set is. 5755 // We will only allow preferred activities that came 5756 // from the same match quality. 5757 int match = 0; 5758 5759 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Figuring out best match..."); 5760 5761 final int N = query.size(); 5762 for (int j=0; j<N; j++) { 5763 final ResolveInfo ri = query.get(j); 5764 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Match for " + ri.activityInfo 5765 + ": 0x" + Integer.toHexString(match)); 5766 if (ri.match > match) { 5767 match = ri.match; 5768 } 5769 } 5770 5771 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Best match: 0x" 5772 + Integer.toHexString(match)); 5773 5774 match &= IntentFilter.MATCH_CATEGORY_MASK; 5775 final int M = prefs.size(); 5776 for (int i=0; i<M; i++) { 5777 final PreferredActivity pa = prefs.get(i); 5778 if (DEBUG_PREFERRED || debug) { 5779 Slog.v(TAG, "Checking PreferredActivity ds=" 5780 + (pa.countDataSchemes() > 0 ? pa.getDataScheme(0) : "<none>") 5781 + "\n component=" + pa.mPref.mComponent); 5782 pa.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 5783 } 5784 if (pa.mPref.mMatch != match) { 5785 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Skipping bad match " 5786 + Integer.toHexString(pa.mPref.mMatch)); 5787 continue; 5788 } 5789 // If it's not an "always" type preferred activity and that's what we're 5790 // looking for, skip it. 5791 if (always && !pa.mPref.mAlways) { 5792 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Skipping mAlways=false entry"); 5793 continue; 5794 } 5795 final ActivityInfo ai = getActivityInfo( 5796 pa.mPref.mComponent, flags | MATCH_DISABLED_COMPONENTS 5797 | MATCH_DIRECT_BOOT_AWARE | MATCH_DIRECT_BOOT_UNAWARE, 5798 userId); 5799 if (DEBUG_PREFERRED || debug) { 5800 Slog.v(TAG, "Found preferred activity:"); 5801 if (ai != null) { 5802 ai.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 5803 } else { 5804 Slog.v(TAG, " null"); 5805 } 5806 } 5807 if (ai == null) { 5808 // This previously registered preferred activity 5809 // component is no longer known. Most likely an update 5810 // to the app was installed and in the new version this 5811 // component no longer exists. Clean it up by removing 5812 // it from the preferred activities list, and skip it. 5813 Slog.w(TAG, "Removing dangling preferred activity: " 5814 + pa.mPref.mComponent); 5815 pir.removeFilter(pa); 5816 changed = true; 5817 continue; 5818 } 5819 for (int j=0; j<N; j++) { 5820 final ResolveInfo ri = query.get(j); 5821 if (!ri.activityInfo.applicationInfo.packageName 5822 .equals(ai.applicationInfo.packageName)) { 5823 continue; 5824 } 5825 if (!ri.activityInfo.name.equals(ai.name)) { 5826 continue; 5827 } 5828 5829 if (removeMatches) { 5830 pir.removeFilter(pa); 5831 changed = true; 5832 if (DEBUG_PREFERRED) { 5833 Slog.v(TAG, "Removing match " + pa.mPref.mComponent); 5834 } 5835 break; 5836 } 5837 5838 // Okay we found a previously set preferred or last chosen app. 5839 // If the result set is different from when this 5840 // was created, we need to clear it and re-ask the 5841 // user their preference, if we're looking for an "always" type entry. 5842 if (always && !pa.mPref.sameSet(query)) { 5843 Slog.i(TAG, "Result set changed, dropping preferred activity for " 5844 + intent + " type " + resolvedType); 5845 if (DEBUG_PREFERRED) { 5846 Slog.v(TAG, "Removing preferred activity since set changed " 5847 + pa.mPref.mComponent); 5848 } 5849 pir.removeFilter(pa); 5850 // Re-add the filter as a "last chosen" entry (!always) 5851 PreferredActivity lastChosen = new PreferredActivity( 5852 pa, pa.mPref.mMatch, null, pa.mPref.mComponent, false); 5853 pir.addFilter(lastChosen); 5854 changed = true; 5855 return null; 5856 } 5857 5858 // Yay! Either the set matched or we're looking for the last chosen 5859 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Returning preferred activity: " 5860 + ri.activityInfo.packageName + "/" + ri.activityInfo.name); 5861 return ri; 5862 } 5863 } 5864 } finally { 5865 if (changed) { 5866 if (DEBUG_PREFERRED) { 5867 Slog.v(TAG, "Preferred activity bookkeeping changed; writing restrictions"); 5868 } 5869 scheduleWritePackageRestrictionsLocked(userId); 5870 } 5871 } 5872 } 5873 } 5874 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "No preferred activity to return"); 5875 return null; 5876 } 5877 5878 /* 5879 * Returns if intent can be forwarded from the sourceUserId to the targetUserId 5880 */ 5881 @Override 5882 public boolean canForwardTo(Intent intent, String resolvedType, int sourceUserId, 5883 int targetUserId) { 5884 mContext.enforceCallingOrSelfPermission( 5885 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, null); 5886 List<CrossProfileIntentFilter> matches = 5887 getMatchingCrossProfileIntentFilters(intent, resolvedType, sourceUserId); 5888 if (matches != null) { 5889 int size = matches.size(); 5890 for (int i = 0; i < size; i++) { 5891 if (matches.get(i).getTargetUserId() == targetUserId) return true; 5892 } 5893 } 5894 if (hasWebURI(intent)) { 5895 // cross-profile app linking works only towards the parent. 5896 final UserInfo parent = getProfileParent(sourceUserId); 5897 synchronized(mPackages) { 5898 int flags = updateFlagsForResolve(0, parent.id, intent); 5899 CrossProfileDomainInfo xpDomainInfo = getCrossProfileDomainPreferredLpr( 5900 intent, resolvedType, flags, sourceUserId, parent.id); 5901 return xpDomainInfo != null; 5902 } 5903 } 5904 return false; 5905 } 5906 5907 private UserInfo getProfileParent(int userId) { 5908 final long identity = Binder.clearCallingIdentity(); 5909 try { 5910 return sUserManager.getProfileParent(userId); 5911 } finally { 5912 Binder.restoreCallingIdentity(identity); 5913 } 5914 } 5915 5916 private List<CrossProfileIntentFilter> getMatchingCrossProfileIntentFilters(Intent intent, 5917 String resolvedType, int userId) { 5918 CrossProfileIntentResolver resolver = mSettings.mCrossProfileIntentResolvers.get(userId); 5919 if (resolver != null) { 5920 return resolver.queryIntent(intent, resolvedType, false /*defaultOnly*/, 5921 false /*visibleToEphemeral*/, false /*isInstant*/, userId); 5922 } 5923 return null; 5924 } 5925 5926 @Override 5927 public @NonNull ParceledListSlice<ResolveInfo> queryIntentActivities(Intent intent, 5928 String resolvedType, int flags, int userId) { 5929 try { 5930 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "queryIntentActivities"); 5931 5932 return new ParceledListSlice<>( 5933 queryIntentActivitiesInternal(intent, resolvedType, flags, userId)); 5934 } finally { 5935 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 5936 } 5937 } 5938 5939 /** 5940 * Returns the package name of the calling Uid if it's an ephemeral app. If it isn't 5941 * ephemeral, returns {@code null}. 5942 */ 5943 private String getEphemeralPackageName(int callingUid) { 5944 final int appId = UserHandle.getAppId(callingUid); 5945 synchronized (mPackages) { 5946 final Object obj = mSettings.getUserIdLPr(appId); 5947 if (obj instanceof PackageSetting) { 5948 final PackageSetting ps = (PackageSetting) obj; 5949 return ps.pkg.applicationInfo.isInstantApp() ? ps.pkg.packageName : null; 5950 } 5951 } 5952 return null; 5953 } 5954 5955 private @NonNull List<ResolveInfo> queryIntentActivitiesInternal(Intent intent, 5956 String resolvedType, int flags, int userId) { 5957 if (!sUserManager.exists(userId)) return Collections.emptyList(); 5958 final String ephemeralPkgName = getEphemeralPackageName(Binder.getCallingUid()); 5959 flags = updateFlagsForResolve(flags, userId, intent); 5960 enforceCrossUserPermission(Binder.getCallingUid(), userId, 5961 false /* requireFullPermission */, false /* checkShell */, 5962 "query intent activities"); 5963 ComponentName comp = intent.getComponent(); 5964 if (comp == null) { 5965 if (intent.getSelector() != null) { 5966 intent = intent.getSelector(); 5967 comp = intent.getComponent(); 5968 } 5969 } 5970 5971 if (comp != null) { 5972 final List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 5973 final ActivityInfo ai = getActivityInfo(comp, flags, userId); 5974 if (ai != null) { 5975 // When specifying an explicit component, we prevent the activity from being 5976 // used when either 1) the calling package is normal and the activity is within 5977 // an ephemeral application or 2) the calling package is ephemeral and the 5978 // activity is not visible to ephemeral applications. 5979 boolean matchEphemeral = 5980 (flags & PackageManager.MATCH_EPHEMERAL) != 0; 5981 boolean ephemeralVisibleOnly = 5982 (flags & PackageManager.MATCH_VISIBLE_TO_EPHEMERAL_ONLY) != 0; 5983 boolean blockResolution = 5984 (!matchEphemeral && ephemeralPkgName == null 5985 && (ai.applicationInfo.privateFlags 5986 & ApplicationInfo.PRIVATE_FLAG_EPHEMERAL) != 0) 5987 || (ephemeralVisibleOnly && ephemeralPkgName != null 5988 && (ai.flags & ActivityInfo.FLAG_VISIBLE_TO_EPHEMERAL) == 0); 5989 if (!blockResolution) { 5990 final ResolveInfo ri = new ResolveInfo(); 5991 ri.activityInfo = ai; 5992 list.add(ri); 5993 } 5994 } 5995 return list; 5996 } 5997 5998 // reader 5999 boolean sortResult = false; 6000 boolean addEphemeral = false; 6001 List<ResolveInfo> result; 6002 final String pkgName = intent.getPackage(); 6003 synchronized (mPackages) { 6004 if (pkgName == null) { 6005 List<CrossProfileIntentFilter> matchingFilters = 6006 getMatchingCrossProfileIntentFilters(intent, resolvedType, userId); 6007 // Check for results that need to skip the current profile. 6008 ResolveInfo xpResolveInfo = querySkipCurrentProfileIntents(matchingFilters, intent, 6009 resolvedType, flags, userId); 6010 if (xpResolveInfo != null) { 6011 List<ResolveInfo> xpResult = new ArrayList<ResolveInfo>(1); 6012 xpResult.add(xpResolveInfo); 6013 return filterForEphemeral( 6014 filterIfNotSystemUser(xpResult, userId), ephemeralPkgName); 6015 } 6016 6017 // Check for results in the current profile. 6018 result = filterIfNotSystemUser(mActivities.queryIntent( 6019 intent, resolvedType, flags, userId), userId); 6020 addEphemeral = 6021 isEphemeralAllowed(intent, result, userId, false /*skipPackageCheck*/); 6022 6023 // Check for cross profile results. 6024 boolean hasNonNegativePriorityResult = hasNonNegativePriority(result); 6025 xpResolveInfo = queryCrossProfileIntents( 6026 matchingFilters, intent, resolvedType, flags, userId, 6027 hasNonNegativePriorityResult); 6028 if (xpResolveInfo != null && isUserEnabled(xpResolveInfo.targetUserId)) { 6029 boolean isVisibleToUser = filterIfNotSystemUser( 6030 Collections.singletonList(xpResolveInfo), userId).size() > 0; 6031 if (isVisibleToUser) { 6032 result.add(xpResolveInfo); 6033 sortResult = true; 6034 } 6035 } 6036 if (hasWebURI(intent)) { 6037 CrossProfileDomainInfo xpDomainInfo = null; 6038 final UserInfo parent = getProfileParent(userId); 6039 if (parent != null) { 6040 xpDomainInfo = getCrossProfileDomainPreferredLpr(intent, resolvedType, 6041 flags, userId, parent.id); 6042 } 6043 if (xpDomainInfo != null) { 6044 if (xpResolveInfo != null) { 6045 // If we didn't remove it, the cross-profile ResolveInfo would be twice 6046 // in the result. 6047 result.remove(xpResolveInfo); 6048 } 6049 if (result.size() == 0 && !addEphemeral) { 6050 // No result in current profile, but found candidate in parent user. 6051 // And we are not going to add emphemeral app, so we can return the 6052 // result straight away. 6053 result.add(xpDomainInfo.resolveInfo); 6054 return filterForEphemeral(result, ephemeralPkgName); 6055 } 6056 } else if (result.size() <= 1 && !addEphemeral) { 6057 // No result in parent user and <= 1 result in current profile, and we 6058 // are not going to add emphemeral app, so we can return the result without 6059 // further processing. 6060 return filterForEphemeral(result, ephemeralPkgName); 6061 } 6062 // We have more than one candidate (combining results from current and parent 6063 // profile), so we need filtering and sorting. 6064 result = filterCandidatesWithDomainPreferredActivitiesLPr( 6065 intent, flags, result, xpDomainInfo, userId); 6066 sortResult = true; 6067 } 6068 } else { 6069 final PackageParser.Package pkg = mPackages.get(pkgName); 6070 if (pkg != null) { 6071 result = filterForEphemeral(filterIfNotSystemUser( 6072 mActivities.queryIntentForPackage( 6073 intent, resolvedType, flags, pkg.activities, userId), 6074 userId), ephemeralPkgName); 6075 } else { 6076 // the caller wants to resolve for a particular package; however, there 6077 // were no installed results, so, try to find an ephemeral result 6078 addEphemeral = isEphemeralAllowed( 6079 intent, null /*result*/, userId, true /*skipPackageCheck*/); 6080 result = new ArrayList<ResolveInfo>(); 6081 } 6082 } 6083 } 6084 if (addEphemeral) { 6085 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "resolveEphemeral"); 6086 final EphemeralRequest requestObject = new EphemeralRequest( 6087 null /*responseObj*/, intent /*origIntent*/, resolvedType, 6088 null /*launchIntent*/, null /*callingPackage*/, userId); 6089 final EphemeralResponse intentInfo = EphemeralResolver.doEphemeralResolutionPhaseOne( 6090 mContext, mEphemeralResolverConnection, requestObject); 6091 if (intentInfo != null) { 6092 if (DEBUG_EPHEMERAL) { 6093 Slog.v(TAG, "Adding ephemeral installer to the ResolveInfo list"); 6094 } 6095 final ResolveInfo ephemeralInstaller = new ResolveInfo(mEphemeralInstallerInfo); 6096 ephemeralInstaller.ephemeralResponse = intentInfo; 6097 // make sure this resolver is the default 6098 ephemeralInstaller.isDefault = true; 6099 ephemeralInstaller.match = IntentFilter.MATCH_CATEGORY_SCHEME_SPECIFIC_PART 6100 | IntentFilter.MATCH_ADJUSTMENT_NORMAL; 6101 // add a non-generic filter 6102 ephemeralInstaller.filter = new IntentFilter(intent.getAction()); 6103 ephemeralInstaller.filter.addDataPath( 6104 intent.getData().getPath(), PatternMatcher.PATTERN_LITERAL); 6105 result.add(ephemeralInstaller); 6106 } 6107 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 6108 } 6109 if (sortResult) { 6110 Collections.sort(result, mResolvePrioritySorter); 6111 } 6112 return filterForEphemeral(result, ephemeralPkgName); 6113 } 6114 6115 private static class CrossProfileDomainInfo { 6116 /* ResolveInfo for IntentForwarderActivity to send the intent to the other profile */ 6117 ResolveInfo resolveInfo; 6118 /* Best domain verification status of the activities found in the other profile */ 6119 int bestDomainVerificationStatus; 6120 } 6121 6122 private CrossProfileDomainInfo getCrossProfileDomainPreferredLpr(Intent intent, 6123 String resolvedType, int flags, int sourceUserId, int parentUserId) { 6124 if (!sUserManager.hasUserRestriction(UserManager.ALLOW_PARENT_PROFILE_APP_LINKING, 6125 sourceUserId)) { 6126 return null; 6127 } 6128 List<ResolveInfo> resultTargetUser = mActivities.queryIntent(intent, 6129 resolvedType, flags, parentUserId); 6130 6131 if (resultTargetUser == null || resultTargetUser.isEmpty()) { 6132 return null; 6133 } 6134 CrossProfileDomainInfo result = null; 6135 int size = resultTargetUser.size(); 6136 for (int i = 0; i < size; i++) { 6137 ResolveInfo riTargetUser = resultTargetUser.get(i); 6138 // Intent filter verification is only for filters that specify a host. So don't return 6139 // those that handle all web uris. 6140 if (riTargetUser.handleAllWebDataURI) { 6141 continue; 6142 } 6143 String packageName = riTargetUser.activityInfo.packageName; 6144 PackageSetting ps = mSettings.mPackages.get(packageName); 6145 if (ps == null) { 6146 continue; 6147 } 6148 long verificationState = getDomainVerificationStatusLPr(ps, parentUserId); 6149 int status = (int)(verificationState >> 32); 6150 if (result == null) { 6151 result = new CrossProfileDomainInfo(); 6152 result.resolveInfo = createForwardingResolveInfoUnchecked(new IntentFilter(), 6153 sourceUserId, parentUserId); 6154 result.bestDomainVerificationStatus = status; 6155 } else { 6156 result.bestDomainVerificationStatus = bestDomainVerificationStatus(status, 6157 result.bestDomainVerificationStatus); 6158 } 6159 } 6160 // Don't consider matches with status NEVER across profiles. 6161 if (result != null && result.bestDomainVerificationStatus 6162 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER) { 6163 return null; 6164 } 6165 return result; 6166 } 6167 6168 /** 6169 * Verification statuses are ordered from the worse to the best, except for 6170 * INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER, which is the worse. 6171 */ 6172 private int bestDomainVerificationStatus(int status1, int status2) { 6173 if (status1 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER) { 6174 return status2; 6175 } 6176 if (status2 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER) { 6177 return status1; 6178 } 6179 return (int) MathUtils.max(status1, status2); 6180 } 6181 6182 private boolean isUserEnabled(int userId) { 6183 long callingId = Binder.clearCallingIdentity(); 6184 try { 6185 UserInfo userInfo = sUserManager.getUserInfo(userId); 6186 return userInfo != null && userInfo.isEnabled(); 6187 } finally { 6188 Binder.restoreCallingIdentity(callingId); 6189 } 6190 } 6191 6192 /** 6193 * Filter out activities with systemUserOnly flag set, when current user is not System. 6194 * 6195 * @return filtered list 6196 */ 6197 private List<ResolveInfo> filterIfNotSystemUser(List<ResolveInfo> resolveInfos, int userId) { 6198 if (userId == UserHandle.USER_SYSTEM) { 6199 return resolveInfos; 6200 } 6201 for (int i = resolveInfos.size() - 1; i >= 0; i--) { 6202 ResolveInfo info = resolveInfos.get(i); 6203 if ((info.activityInfo.flags & ActivityInfo.FLAG_SYSTEM_USER_ONLY) != 0) { 6204 resolveInfos.remove(i); 6205 } 6206 } 6207 return resolveInfos; 6208 } 6209 6210 /** 6211 * Filters out ephemeral activities. 6212 * <p>When resolving for an ephemeral app, only activities that 1) are defined in the 6213 * ephemeral app or 2) marked with {@code visibleToEphemeral} are returned. 6214 * 6215 * @param resolveInfos The pre-filtered list of resolved activities 6216 * @param ephemeralPkgName The ephemeral package name. If {@code null}, no filtering 6217 * is performed. 6218 * @return A filtered list of resolved activities. 6219 */ 6220 private List<ResolveInfo> filterForEphemeral(List<ResolveInfo> resolveInfos, 6221 String ephemeralPkgName) { 6222 if (ephemeralPkgName == null) { 6223 return resolveInfos; 6224 } 6225 for (int i = resolveInfos.size() - 1; i >= 0; i--) { 6226 ResolveInfo info = resolveInfos.get(i); 6227 final boolean isEphemeralApp = info.activityInfo.applicationInfo.isInstantApp(); 6228 // allow activities that are defined in the provided package 6229 if (isEphemeralApp && ephemeralPkgName.equals(info.activityInfo.packageName)) { 6230 continue; 6231 } 6232 // allow activities that have been explicitly exposed to ephemeral apps 6233 if (!isEphemeralApp 6234 && ((info.activityInfo.flags & ActivityInfo.FLAG_VISIBLE_TO_EPHEMERAL) != 0)) { 6235 continue; 6236 } 6237 resolveInfos.remove(i); 6238 } 6239 return resolveInfos; 6240 } 6241 6242 /** 6243 * @param resolveInfos list of resolve infos in descending priority order 6244 * @return if the list contains a resolve info with non-negative priority 6245 */ 6246 private boolean hasNonNegativePriority(List<ResolveInfo> resolveInfos) { 6247 return resolveInfos.size() > 0 && resolveInfos.get(0).priority >= 0; 6248 } 6249 6250 private static boolean hasWebURI(Intent intent) { 6251 if (intent.getData() == null) { 6252 return false; 6253 } 6254 final String scheme = intent.getScheme(); 6255 if (TextUtils.isEmpty(scheme)) { 6256 return false; 6257 } 6258 return scheme.equals(IntentFilter.SCHEME_HTTP) || scheme.equals(IntentFilter.SCHEME_HTTPS); 6259 } 6260 6261 private List<ResolveInfo> filterCandidatesWithDomainPreferredActivitiesLPr(Intent intent, 6262 int matchFlags, List<ResolveInfo> candidates, CrossProfileDomainInfo xpDomainInfo, 6263 int userId) { 6264 final boolean debug = (intent.getFlags() & Intent.FLAG_DEBUG_LOG_RESOLUTION) != 0; 6265 6266 if (DEBUG_PREFERRED || DEBUG_DOMAIN_VERIFICATION) { 6267 Slog.v(TAG, "Filtering results with preferred activities. Candidates count: " + 6268 candidates.size()); 6269 } 6270 6271 ArrayList<ResolveInfo> result = new ArrayList<ResolveInfo>(); 6272 ArrayList<ResolveInfo> alwaysList = new ArrayList<ResolveInfo>(); 6273 ArrayList<ResolveInfo> undefinedList = new ArrayList<ResolveInfo>(); 6274 ArrayList<ResolveInfo> alwaysAskList = new ArrayList<ResolveInfo>(); 6275 ArrayList<ResolveInfo> neverList = new ArrayList<ResolveInfo>(); 6276 ArrayList<ResolveInfo> matchAllList = new ArrayList<ResolveInfo>(); 6277 6278 synchronized (mPackages) { 6279 final int count = candidates.size(); 6280 // First, try to use linked apps. Partition the candidates into four lists: 6281 // one for the final results, one for the "do not use ever", one for "undefined status" 6282 // and finally one for "browser app type". 6283 for (int n=0; n<count; n++) { 6284 ResolveInfo info = candidates.get(n); 6285 String packageName = info.activityInfo.packageName; 6286 PackageSetting ps = mSettings.mPackages.get(packageName); 6287 if (ps != null) { 6288 // Add to the special match all list (Browser use case) 6289 if (info.handleAllWebDataURI) { 6290 matchAllList.add(info); 6291 continue; 6292 } 6293 // Try to get the status from User settings first 6294 long packedStatus = getDomainVerificationStatusLPr(ps, userId); 6295 int status = (int)(packedStatus >> 32); 6296 int linkGeneration = (int)(packedStatus & 0xFFFFFFFF); 6297 if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS) { 6298 if (DEBUG_DOMAIN_VERIFICATION || debug) { 6299 Slog.i(TAG, " + always: " + info.activityInfo.packageName 6300 + " : linkgen=" + linkGeneration); 6301 } 6302 // Use link-enabled generation as preferredOrder, i.e. 6303 // prefer newly-enabled over earlier-enabled. 6304 info.preferredOrder = linkGeneration; 6305 alwaysList.add(info); 6306 } else if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER) { 6307 if (DEBUG_DOMAIN_VERIFICATION || debug) { 6308 Slog.i(TAG, " + never: " + info.activityInfo.packageName); 6309 } 6310 neverList.add(info); 6311 } else if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS_ASK) { 6312 if (DEBUG_DOMAIN_VERIFICATION || debug) { 6313 Slog.i(TAG, " + always-ask: " + info.activityInfo.packageName); 6314 } 6315 alwaysAskList.add(info); 6316 } else if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED || 6317 status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK) { 6318 if (DEBUG_DOMAIN_VERIFICATION || debug) { 6319 Slog.i(TAG, " + ask: " + info.activityInfo.packageName); 6320 } 6321 undefinedList.add(info); 6322 } 6323 } 6324 } 6325 6326 // We'll want to include browser possibilities in a few cases 6327 boolean includeBrowser = false; 6328 6329 // First try to add the "always" resolution(s) for the current user, if any 6330 if (alwaysList.size() > 0) { 6331 result.addAll(alwaysList); 6332 } else { 6333 // Add all undefined apps as we want them to appear in the disambiguation dialog. 6334 result.addAll(undefinedList); 6335 // Maybe add one for the other profile. 6336 if (xpDomainInfo != null && ( 6337 xpDomainInfo.bestDomainVerificationStatus 6338 != INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER)) { 6339 result.add(xpDomainInfo.resolveInfo); 6340 } 6341 includeBrowser = true; 6342 } 6343 6344 // The presence of any 'always ask' alternatives means we'll also offer browsers. 6345 // If there were 'always' entries their preferred order has been set, so we also 6346 // back that off to make the alternatives equivalent 6347 if (alwaysAskList.size() > 0) { 6348 for (ResolveInfo i : result) { 6349 i.preferredOrder = 0; 6350 } 6351 result.addAll(alwaysAskList); 6352 includeBrowser = true; 6353 } 6354 6355 if (includeBrowser) { 6356 // Also add browsers (all of them or only the default one) 6357 if (DEBUG_DOMAIN_VERIFICATION) { 6358 Slog.v(TAG, " ...including browsers in candidate set"); 6359 } 6360 if ((matchFlags & MATCH_ALL) != 0) { 6361 result.addAll(matchAllList); 6362 } else { 6363 // Browser/generic handling case. If there's a default browser, go straight 6364 // to that (but only if there is no other higher-priority match). 6365 final String defaultBrowserPackageName = getDefaultBrowserPackageName(userId); 6366 int maxMatchPrio = 0; 6367 ResolveInfo defaultBrowserMatch = null; 6368 final int numCandidates = matchAllList.size(); 6369 for (int n = 0; n < numCandidates; n++) { 6370 ResolveInfo info = matchAllList.get(n); 6371 // track the highest overall match priority... 6372 if (info.priority > maxMatchPrio) { 6373 maxMatchPrio = info.priority; 6374 } 6375 // ...and the highest-priority default browser match 6376 if (info.activityInfo.packageName.equals(defaultBrowserPackageName)) { 6377 if (defaultBrowserMatch == null 6378 || (defaultBrowserMatch.priority < info.priority)) { 6379 if (debug) { 6380 Slog.v(TAG, "Considering default browser match " + info); 6381 } 6382 defaultBrowserMatch = info; 6383 } 6384 } 6385 } 6386 if (defaultBrowserMatch != null 6387 && defaultBrowserMatch.priority >= maxMatchPrio 6388 && !TextUtils.isEmpty(defaultBrowserPackageName)) 6389 { 6390 if (debug) { 6391 Slog.v(TAG, "Default browser match " + defaultBrowserMatch); 6392 } 6393 result.add(defaultBrowserMatch); 6394 } else { 6395 result.addAll(matchAllList); 6396 } 6397 } 6398 6399 // If there is nothing selected, add all candidates and remove the ones that the user 6400 // has explicitly put into the INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER state 6401 if (result.size() == 0) { 6402 result.addAll(candidates); 6403 result.removeAll(neverList); 6404 } 6405 } 6406 } 6407 if (DEBUG_PREFERRED || DEBUG_DOMAIN_VERIFICATION) { 6408 Slog.v(TAG, "Filtered results with preferred activities. New candidates count: " + 6409 result.size()); 6410 for (ResolveInfo info : result) { 6411 Slog.v(TAG, " + " + info.activityInfo); 6412 } 6413 } 6414 return result; 6415 } 6416 6417 // Returns a packed value as a long: 6418 // 6419 // high 'int'-sized word: link status: undefined/ask/never/always. 6420 // low 'int'-sized word: relative priority among 'always' results. 6421 private long getDomainVerificationStatusLPr(PackageSetting ps, int userId) { 6422 long result = ps.getDomainVerificationStatusForUser(userId); 6423 // if none available, get the master status 6424 if (result >> 32 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED) { 6425 if (ps.getIntentFilterVerificationInfo() != null) { 6426 result = ((long)ps.getIntentFilterVerificationInfo().getStatus()) << 32; 6427 } 6428 } 6429 return result; 6430 } 6431 6432 private ResolveInfo querySkipCurrentProfileIntents( 6433 List<CrossProfileIntentFilter> matchingFilters, Intent intent, String resolvedType, 6434 int flags, int sourceUserId) { 6435 if (matchingFilters != null) { 6436 int size = matchingFilters.size(); 6437 for (int i = 0; i < size; i ++) { 6438 CrossProfileIntentFilter filter = matchingFilters.get(i); 6439 if ((filter.getFlags() & PackageManager.SKIP_CURRENT_PROFILE) != 0) { 6440 // Checking if there are activities in the target user that can handle the 6441 // intent. 6442 ResolveInfo resolveInfo = createForwardingResolveInfo(filter, intent, 6443 resolvedType, flags, sourceUserId); 6444 if (resolveInfo != null) { 6445 return resolveInfo; 6446 } 6447 } 6448 } 6449 } 6450 return null; 6451 } 6452 6453 // Return matching ResolveInfo in target user if any. 6454 private ResolveInfo queryCrossProfileIntents( 6455 List<CrossProfileIntentFilter> matchingFilters, Intent intent, String resolvedType, 6456 int flags, int sourceUserId, boolean matchInCurrentProfile) { 6457 if (matchingFilters != null) { 6458 // Two {@link CrossProfileIntentFilter}s can have the same targetUserId and 6459 // match the same intent. For performance reasons, it is better not to 6460 // run queryIntent twice for the same userId 6461 SparseBooleanArray alreadyTriedUserIds = new SparseBooleanArray(); 6462 int size = matchingFilters.size(); 6463 for (int i = 0; i < size; i++) { 6464 CrossProfileIntentFilter filter = matchingFilters.get(i); 6465 int targetUserId = filter.getTargetUserId(); 6466 boolean skipCurrentProfile = 6467 (filter.getFlags() & PackageManager.SKIP_CURRENT_PROFILE) != 0; 6468 boolean skipCurrentProfileIfNoMatchFound = 6469 (filter.getFlags() & PackageManager.ONLY_IF_NO_MATCH_FOUND) != 0; 6470 if (!skipCurrentProfile && !alreadyTriedUserIds.get(targetUserId) 6471 && (!skipCurrentProfileIfNoMatchFound || !matchInCurrentProfile)) { 6472 // Checking if there are activities in the target user that can handle the 6473 // intent. 6474 ResolveInfo resolveInfo = createForwardingResolveInfo(filter, intent, 6475 resolvedType, flags, sourceUserId); 6476 if (resolveInfo != null) return resolveInfo; 6477 alreadyTriedUserIds.put(targetUserId, true); 6478 } 6479 } 6480 } 6481 return null; 6482 } 6483 6484 /** 6485 * If the filter's target user can handle the intent and is enabled: returns a ResolveInfo that 6486 * will forward the intent to the filter's target user. 6487 * Otherwise, returns null. 6488 */ 6489 private ResolveInfo createForwardingResolveInfo(CrossProfileIntentFilter filter, Intent intent, 6490 String resolvedType, int flags, int sourceUserId) { 6491 int targetUserId = filter.getTargetUserId(); 6492 List<ResolveInfo> resultTargetUser = mActivities.queryIntent(intent, 6493 resolvedType, flags, targetUserId); 6494 if (resultTargetUser != null && isUserEnabled(targetUserId)) { 6495 // If all the matches in the target profile are suspended, return null. 6496 for (int i = resultTargetUser.size() - 1; i >= 0; i--) { 6497 if ((resultTargetUser.get(i).activityInfo.applicationInfo.flags 6498 & ApplicationInfo.FLAG_SUSPENDED) == 0) { 6499 return createForwardingResolveInfoUnchecked(filter, sourceUserId, 6500 targetUserId); 6501 } 6502 } 6503 } 6504 return null; 6505 } 6506 6507 private ResolveInfo createForwardingResolveInfoUnchecked(IntentFilter filter, 6508 int sourceUserId, int targetUserId) { 6509 ResolveInfo forwardingResolveInfo = new ResolveInfo(); 6510 long ident = Binder.clearCallingIdentity(); 6511 boolean targetIsProfile; 6512 try { 6513 targetIsProfile = sUserManager.getUserInfo(targetUserId).isManagedProfile(); 6514 } finally { 6515 Binder.restoreCallingIdentity(ident); 6516 } 6517 String className; 6518 if (targetIsProfile) { 6519 className = FORWARD_INTENT_TO_MANAGED_PROFILE; 6520 } else { 6521 className = FORWARD_INTENT_TO_PARENT; 6522 } 6523 ComponentName forwardingActivityComponentName = new ComponentName( 6524 mAndroidApplication.packageName, className); 6525 ActivityInfo forwardingActivityInfo = getActivityInfo(forwardingActivityComponentName, 0, 6526 sourceUserId); 6527 if (!targetIsProfile) { 6528 forwardingActivityInfo.showUserIcon = targetUserId; 6529 forwardingResolveInfo.noResourceId = true; 6530 } 6531 forwardingResolveInfo.activityInfo = forwardingActivityInfo; 6532 forwardingResolveInfo.priority = 0; 6533 forwardingResolveInfo.preferredOrder = 0; 6534 forwardingResolveInfo.match = 0; 6535 forwardingResolveInfo.isDefault = true; 6536 forwardingResolveInfo.filter = filter; 6537 forwardingResolveInfo.targetUserId = targetUserId; 6538 return forwardingResolveInfo; 6539 } 6540 6541 @Override 6542 public @NonNull ParceledListSlice<ResolveInfo> queryIntentActivityOptions(ComponentName caller, 6543 Intent[] specifics, String[] specificTypes, Intent intent, 6544 String resolvedType, int flags, int userId) { 6545 return new ParceledListSlice<>(queryIntentActivityOptionsInternal(caller, specifics, 6546 specificTypes, intent, resolvedType, flags, userId)); 6547 } 6548 6549 private @NonNull List<ResolveInfo> queryIntentActivityOptionsInternal(ComponentName caller, 6550 Intent[] specifics, String[] specificTypes, Intent intent, 6551 String resolvedType, int flags, int userId) { 6552 if (!sUserManager.exists(userId)) return Collections.emptyList(); 6553 flags = updateFlagsForResolve(flags, userId, intent); 6554 enforceCrossUserPermission(Binder.getCallingUid(), userId, 6555 false /* requireFullPermission */, false /* checkShell */, 6556 "query intent activity options"); 6557 final String resultsAction = intent.getAction(); 6558 6559 final List<ResolveInfo> results = queryIntentActivitiesInternal(intent, resolvedType, flags 6560 | PackageManager.GET_RESOLVED_FILTER, userId); 6561 6562 if (DEBUG_INTENT_MATCHING) { 6563 Log.v(TAG, "Query " + intent + ": " + results); 6564 } 6565 6566 int specificsPos = 0; 6567 int N; 6568 6569 // todo: note that the algorithm used here is O(N^2). This 6570 // isn't a problem in our current environment, but if we start running 6571 // into situations where we have more than 5 or 10 matches then this 6572 // should probably be changed to something smarter... 6573 6574 // First we go through and resolve each of the specific items 6575 // that were supplied, taking care of removing any corresponding 6576 // duplicate items in the generic resolve list. 6577 if (specifics != null) { 6578 for (int i=0; i<specifics.length; i++) { 6579 final Intent sintent = specifics[i]; 6580 if (sintent == null) { 6581 continue; 6582 } 6583 6584 if (DEBUG_INTENT_MATCHING) { 6585 Log.v(TAG, "Specific #" + i + ": " + sintent); 6586 } 6587 6588 String action = sintent.getAction(); 6589 if (resultsAction != null && resultsAction.equals(action)) { 6590 // If this action was explicitly requested, then don't 6591 // remove things that have it. 6592 action = null; 6593 } 6594 6595 ResolveInfo ri = null; 6596 ActivityInfo ai = null; 6597 6598 ComponentName comp = sintent.getComponent(); 6599 if (comp == null) { 6600 ri = resolveIntent( 6601 sintent, 6602 specificTypes != null ? specificTypes[i] : null, 6603 flags, userId); 6604 if (ri == null) { 6605 continue; 6606 } 6607 if (ri == mResolveInfo) { 6608 // ACK! Must do something better with this. 6609 } 6610 ai = ri.activityInfo; 6611 comp = new ComponentName(ai.applicationInfo.packageName, 6612 ai.name); 6613 } else { 6614 ai = getActivityInfo(comp, flags, userId); 6615 if (ai == null) { 6616 continue; 6617 } 6618 } 6619 6620 // Look for any generic query activities that are duplicates 6621 // of this specific one, and remove them from the results. 6622 if (DEBUG_INTENT_MATCHING) Log.v(TAG, "Specific #" + i + ": " + ai); 6623 N = results.size(); 6624 int j; 6625 for (j=specificsPos; j<N; j++) { 6626 ResolveInfo sri = results.get(j); 6627 if ((sri.activityInfo.name.equals(comp.getClassName()) 6628 && sri.activityInfo.applicationInfo.packageName.equals( 6629 comp.getPackageName())) 6630 || (action != null && sri.filter.matchAction(action))) { 6631 results.remove(j); 6632 if (DEBUG_INTENT_MATCHING) Log.v( 6633 TAG, "Removing duplicate item from " + j 6634 + " due to specific " + specificsPos); 6635 if (ri == null) { 6636 ri = sri; 6637 } 6638 j--; 6639 N--; 6640 } 6641 } 6642 6643 // Add this specific item to its proper place. 6644 if (ri == null) { 6645 ri = new ResolveInfo(); 6646 ri.activityInfo = ai; 6647 } 6648 results.add(specificsPos, ri); 6649 ri.specificIndex = i; 6650 specificsPos++; 6651 } 6652 } 6653 6654 // Now we go through the remaining generic results and remove any 6655 // duplicate actions that are found here. 6656 N = results.size(); 6657 for (int i=specificsPos; i<N-1; i++) { 6658 final ResolveInfo rii = results.get(i); 6659 if (rii.filter == null) { 6660 continue; 6661 } 6662 6663 // Iterate over all of the actions of this result's intent 6664 // filter... typically this should be just one. 6665 final Iterator<String> it = rii.filter.actionsIterator(); 6666 if (it == null) { 6667 continue; 6668 } 6669 while (it.hasNext()) { 6670 final String action = it.next(); 6671 if (resultsAction != null && resultsAction.equals(action)) { 6672 // If this action was explicitly requested, then don't 6673 // remove things that have it. 6674 continue; 6675 } 6676 for (int j=i+1; j<N; j++) { 6677 final ResolveInfo rij = results.get(j); 6678 if (rij.filter != null && rij.filter.hasAction(action)) { 6679 results.remove(j); 6680 if (DEBUG_INTENT_MATCHING) Log.v( 6681 TAG, "Removing duplicate item from " + j 6682 + " due to action " + action + " at " + i); 6683 j--; 6684 N--; 6685 } 6686 } 6687 } 6688 6689 // If the caller didn't request filter information, drop it now 6690 // so we don't have to marshall/unmarshall it. 6691 if ((flags&PackageManager.GET_RESOLVED_FILTER) == 0) { 6692 rii.filter = null; 6693 } 6694 } 6695 6696 // Filter out the caller activity if so requested. 6697 if (caller != null) { 6698 N = results.size(); 6699 for (int i=0; i<N; i++) { 6700 ActivityInfo ainfo = results.get(i).activityInfo; 6701 if (caller.getPackageName().equals(ainfo.applicationInfo.packageName) 6702 && caller.getClassName().equals(ainfo.name)) { 6703 results.remove(i); 6704 break; 6705 } 6706 } 6707 } 6708 6709 // If the caller didn't request filter information, 6710 // drop them now so we don't have to 6711 // marshall/unmarshall it. 6712 if ((flags&PackageManager.GET_RESOLVED_FILTER) == 0) { 6713 N = results.size(); 6714 for (int i=0; i<N; i++) { 6715 results.get(i).filter = null; 6716 } 6717 } 6718 6719 if (DEBUG_INTENT_MATCHING) Log.v(TAG, "Result: " + results); 6720 return results; 6721 } 6722 6723 @Override 6724 public @NonNull ParceledListSlice<ResolveInfo> queryIntentReceivers(Intent intent, 6725 String resolvedType, int flags, int userId) { 6726 return new ParceledListSlice<>( 6727 queryIntentReceiversInternal(intent, resolvedType, flags, userId)); 6728 } 6729 6730 private @NonNull List<ResolveInfo> queryIntentReceiversInternal(Intent intent, 6731 String resolvedType, int flags, int userId) { 6732 if (!sUserManager.exists(userId)) return Collections.emptyList(); 6733 flags = updateFlagsForResolve(flags, userId, intent); 6734 ComponentName comp = intent.getComponent(); 6735 if (comp == null) { 6736 if (intent.getSelector() != null) { 6737 intent = intent.getSelector(); 6738 comp = intent.getComponent(); 6739 } 6740 } 6741 if (comp != null) { 6742 List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 6743 ActivityInfo ai = getReceiverInfo(comp, flags, userId); 6744 if (ai != null) { 6745 ResolveInfo ri = new ResolveInfo(); 6746 ri.activityInfo = ai; 6747 list.add(ri); 6748 } 6749 return list; 6750 } 6751 6752 // reader 6753 synchronized (mPackages) { 6754 String pkgName = intent.getPackage(); 6755 if (pkgName == null) { 6756 return mReceivers.queryIntent(intent, resolvedType, flags, userId); 6757 } 6758 final PackageParser.Package pkg = mPackages.get(pkgName); 6759 if (pkg != null) { 6760 return mReceivers.queryIntentForPackage(intent, resolvedType, flags, pkg.receivers, 6761 userId); 6762 } 6763 return Collections.emptyList(); 6764 } 6765 } 6766 6767 @Override 6768 public ResolveInfo resolveService(Intent intent, String resolvedType, int flags, int userId) { 6769 if (!sUserManager.exists(userId)) return null; 6770 flags = updateFlagsForResolve(flags, userId, intent); 6771 List<ResolveInfo> query = queryIntentServicesInternal(intent, resolvedType, flags, userId); 6772 if (query != null) { 6773 if (query.size() >= 1) { 6774 // If there is more than one service with the same priority, 6775 // just arbitrarily pick the first one. 6776 return query.get(0); 6777 } 6778 } 6779 return null; 6780 } 6781 6782 @Override 6783 public @NonNull ParceledListSlice<ResolveInfo> queryIntentServices(Intent intent, 6784 String resolvedType, int flags, int userId) { 6785 return new ParceledListSlice<>( 6786 queryIntentServicesInternal(intent, resolvedType, flags, userId)); 6787 } 6788 6789 private @NonNull List<ResolveInfo> queryIntentServicesInternal(Intent intent, 6790 String resolvedType, int flags, int userId) { 6791 if (!sUserManager.exists(userId)) return Collections.emptyList(); 6792 flags = updateFlagsForResolve(flags, userId, intent); 6793 ComponentName comp = intent.getComponent(); 6794 if (comp == null) { 6795 if (intent.getSelector() != null) { 6796 intent = intent.getSelector(); 6797 comp = intent.getComponent(); 6798 } 6799 } 6800 if (comp != null) { 6801 final List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 6802 final ServiceInfo si = getServiceInfo(comp, flags, userId); 6803 if (si != null) { 6804 final ResolveInfo ri = new ResolveInfo(); 6805 ri.serviceInfo = si; 6806 list.add(ri); 6807 } 6808 return list; 6809 } 6810 6811 // reader 6812 synchronized (mPackages) { 6813 String pkgName = intent.getPackage(); 6814 if (pkgName == null) { 6815 return mServices.queryIntent(intent, resolvedType, flags, userId); 6816 } 6817 final PackageParser.Package pkg = mPackages.get(pkgName); 6818 if (pkg != null) { 6819 return mServices.queryIntentForPackage(intent, resolvedType, flags, pkg.services, 6820 userId); 6821 } 6822 return Collections.emptyList(); 6823 } 6824 } 6825 6826 @Override 6827 public @NonNull ParceledListSlice<ResolveInfo> queryIntentContentProviders(Intent intent, 6828 String resolvedType, int flags, int userId) { 6829 return new ParceledListSlice<>( 6830 queryIntentContentProvidersInternal(intent, resolvedType, flags, userId)); 6831 } 6832 6833 private @NonNull List<ResolveInfo> queryIntentContentProvidersInternal( 6834 Intent intent, String resolvedType, int flags, int userId) { 6835 if (!sUserManager.exists(userId)) return Collections.emptyList(); 6836 flags = updateFlagsForResolve(flags, userId, intent); 6837 ComponentName comp = intent.getComponent(); 6838 if (comp == null) { 6839 if (intent.getSelector() != null) { 6840 intent = intent.getSelector(); 6841 comp = intent.getComponent(); 6842 } 6843 } 6844 if (comp != null) { 6845 final List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 6846 final ProviderInfo pi = getProviderInfo(comp, flags, userId); 6847 if (pi != null) { 6848 final ResolveInfo ri = new ResolveInfo(); 6849 ri.providerInfo = pi; 6850 list.add(ri); 6851 } 6852 return list; 6853 } 6854 6855 // reader 6856 synchronized (mPackages) { 6857 String pkgName = intent.getPackage(); 6858 if (pkgName == null) { 6859 return mProviders.queryIntent(intent, resolvedType, flags, userId); 6860 } 6861 final PackageParser.Package pkg = mPackages.get(pkgName); 6862 if (pkg != null) { 6863 return mProviders.queryIntentForPackage( 6864 intent, resolvedType, flags, pkg.providers, userId); 6865 } 6866 return Collections.emptyList(); 6867 } 6868 } 6869 6870 @Override 6871 public ParceledListSlice<PackageInfo> getInstalledPackages(int flags, int userId) { 6872 if (!sUserManager.exists(userId)) return ParceledListSlice.emptyList(); 6873 flags = updateFlagsForPackage(flags, userId, null); 6874 final boolean listUninstalled = (flags & MATCH_KNOWN_PACKAGES) != 0; 6875 enforceCrossUserPermission(Binder.getCallingUid(), userId, 6876 true /* requireFullPermission */, false /* checkShell */, 6877 "get installed packages"); 6878 6879 // writer 6880 synchronized (mPackages) { 6881 ArrayList<PackageInfo> list; 6882 if (listUninstalled) { 6883 list = new ArrayList<>(mSettings.mPackages.size()); 6884 for (PackageSetting ps : mSettings.mPackages.values()) { 6885 if (filterSharedLibPackageLPr(ps, Binder.getCallingUid(), userId)) { 6886 continue; 6887 } 6888 final PackageInfo pi = generatePackageInfo(ps, flags, userId); 6889 if (pi != null) { 6890 list.add(pi); 6891 } 6892 } 6893 } else { 6894 list = new ArrayList<>(mPackages.size()); 6895 for (PackageParser.Package p : mPackages.values()) { 6896 if (filterSharedLibPackageLPr((PackageSetting) p.mExtras, 6897 Binder.getCallingUid(), userId)) { 6898 continue; 6899 } 6900 final PackageInfo pi = generatePackageInfo((PackageSetting) 6901 p.mExtras, flags, userId); 6902 if (pi != null) { 6903 list.add(pi); 6904 } 6905 } 6906 } 6907 6908 return new ParceledListSlice<>(list); 6909 } 6910 } 6911 6912 private void addPackageHoldingPermissions(ArrayList<PackageInfo> list, PackageSetting ps, 6913 String[] permissions, boolean[] tmp, int flags, int userId) { 6914 int numMatch = 0; 6915 final PermissionsState permissionsState = ps.getPermissionsState(); 6916 for (int i=0; i<permissions.length; i++) { 6917 final String permission = permissions[i]; 6918 if (permissionsState.hasPermission(permission, userId)) { 6919 tmp[i] = true; 6920 numMatch++; 6921 } else { 6922 tmp[i] = false; 6923 } 6924 } 6925 if (numMatch == 0) { 6926 return; 6927 } 6928 final PackageInfo pi = generatePackageInfo(ps, flags, userId); 6929 6930 // The above might return null in cases of uninstalled apps or install-state 6931 // skew across users/profiles. 6932 if (pi != null) { 6933 if ((flags&PackageManager.GET_PERMISSIONS) == 0) { 6934 if (numMatch == permissions.length) { 6935 pi.requestedPermissions = permissions; 6936 } else { 6937 pi.requestedPermissions = new String[numMatch]; 6938 numMatch = 0; 6939 for (int i=0; i<permissions.length; i++) { 6940 if (tmp[i]) { 6941 pi.requestedPermissions[numMatch] = permissions[i]; 6942 numMatch++; 6943 } 6944 } 6945 } 6946 } 6947 list.add(pi); 6948 } 6949 } 6950 6951 @Override 6952 public ParceledListSlice<PackageInfo> getPackagesHoldingPermissions( 6953 String[] permissions, int flags, int userId) { 6954 if (!sUserManager.exists(userId)) return ParceledListSlice.emptyList(); 6955 flags = updateFlagsForPackage(flags, userId, permissions); 6956 enforceCrossUserPermission(Binder.getCallingUid(), userId, 6957 true /* requireFullPermission */, false /* checkShell */, 6958 "get packages holding permissions"); 6959 final boolean listUninstalled = (flags & MATCH_KNOWN_PACKAGES) != 0; 6960 6961 // writer 6962 synchronized (mPackages) { 6963 ArrayList<PackageInfo> list = new ArrayList<PackageInfo>(); 6964 boolean[] tmpBools = new boolean[permissions.length]; 6965 if (listUninstalled) { 6966 for (PackageSetting ps : mSettings.mPackages.values()) { 6967 addPackageHoldingPermissions(list, ps, permissions, tmpBools, flags, 6968 userId); 6969 } 6970 } else { 6971 for (PackageParser.Package pkg : mPackages.values()) { 6972 PackageSetting ps = (PackageSetting)pkg.mExtras; 6973 if (ps != null) { 6974 addPackageHoldingPermissions(list, ps, permissions, tmpBools, flags, 6975 userId); 6976 } 6977 } 6978 } 6979 6980 return new ParceledListSlice<PackageInfo>(list); 6981 } 6982 } 6983 6984 @Override 6985 public ParceledListSlice<ApplicationInfo> getInstalledApplications(int flags, int userId) { 6986 if (!sUserManager.exists(userId)) return ParceledListSlice.emptyList(); 6987 flags = updateFlagsForApplication(flags, userId, null); 6988 final boolean listUninstalled = (flags & MATCH_KNOWN_PACKAGES) != 0; 6989 6990 // writer 6991 synchronized (mPackages) { 6992 ArrayList<ApplicationInfo> list; 6993 if (listUninstalled) { 6994 list = new ArrayList<>(mSettings.mPackages.size()); 6995 for (PackageSetting ps : mSettings.mPackages.values()) { 6996 ApplicationInfo ai; 6997 int effectiveFlags = flags; 6998 if (ps.isSystem()) { 6999 effectiveFlags |= PackageManager.MATCH_ANY_USER; 7000 } 7001 if (ps.pkg != null) { 7002 if (filterSharedLibPackageLPr(ps, Binder.getCallingUid(), userId)) { 7003 continue; 7004 } 7005 ai = PackageParser.generateApplicationInfo(ps.pkg, effectiveFlags, 7006 ps.readUserState(userId), userId); 7007 if (ai != null) { 7008 ai.packageName = resolveExternalPackageNameLPr(ps.pkg); 7009 } 7010 } else { 7011 // Shared lib filtering done in generateApplicationInfoFromSettingsLPw 7012 // and already converts to externally visible package name 7013 ai = generateApplicationInfoFromSettingsLPw(ps.name, 7014 Binder.getCallingUid(), effectiveFlags, userId); 7015 } 7016 if (ai != null) { 7017 list.add(ai); 7018 } 7019 } 7020 } else { 7021 list = new ArrayList<>(mPackages.size()); 7022 for (PackageParser.Package p : mPackages.values()) { 7023 if (p.mExtras != null) { 7024 PackageSetting ps = (PackageSetting) p.mExtras; 7025 if (filterSharedLibPackageLPr(ps, Binder.getCallingUid(), userId)) { 7026 continue; 7027 } 7028 ApplicationInfo ai = PackageParser.generateApplicationInfo(p, flags, 7029 ps.readUserState(userId), userId); 7030 if (ai != null) { 7031 ai.packageName = resolveExternalPackageNameLPr(p); 7032 list.add(ai); 7033 } 7034 } 7035 } 7036 } 7037 7038 return new ParceledListSlice<>(list); 7039 } 7040 } 7041 7042 @Override 7043 public ParceledListSlice<InstantAppInfo> getInstantApps(int userId) { 7044 if (HIDE_EPHEMERAL_APIS || isEphemeralDisabled()) { 7045 return null; 7046 } 7047 7048 mContext.enforceCallingOrSelfPermission(Manifest.permission.ACCESS_INSTANT_APPS, 7049 "getEphemeralApplications"); 7050 enforceCrossUserPermission(Binder.getCallingUid(), userId, 7051 true /* requireFullPermission */, false /* checkShell */, 7052 "getEphemeralApplications"); 7053 synchronized (mPackages) { 7054 List<InstantAppInfo> instantApps = mInstantAppRegistry 7055 .getInstantAppsLPr(userId); 7056 if (instantApps != null) { 7057 return new ParceledListSlice<>(instantApps); 7058 } 7059 } 7060 return null; 7061 } 7062 7063 @Override 7064 public boolean isInstantApp(String packageName, int userId) { 7065 enforceCrossUserPermission(Binder.getCallingUid(), userId, 7066 true /* requireFullPermission */, false /* checkShell */, 7067 "isInstantApp"); 7068 if (HIDE_EPHEMERAL_APIS || isEphemeralDisabled()) { 7069 return false; 7070 } 7071 7072 if (!isCallerSameApp(packageName)) { 7073 return false; 7074 } 7075 synchronized (mPackages) { 7076 PackageParser.Package pkg = mPackages.get(packageName); 7077 if (pkg != null) { 7078 return pkg.applicationInfo.isInstantApp(); 7079 } 7080 } 7081 return false; 7082 } 7083 7084 @Override 7085 public byte[] getInstantAppCookie(String packageName, int userId) { 7086 if (HIDE_EPHEMERAL_APIS || isEphemeralDisabled()) { 7087 return null; 7088 } 7089 7090 enforceCrossUserPermission(Binder.getCallingUid(), userId, 7091 true /* requireFullPermission */, false /* checkShell */, 7092 "getInstantAppCookie"); 7093 if (!isCallerSameApp(packageName)) { 7094 return null; 7095 } 7096 synchronized (mPackages) { 7097 return mInstantAppRegistry.getInstantAppCookieLPw( 7098 packageName, userId); 7099 } 7100 } 7101 7102 @Override 7103 public boolean setInstantAppCookie(String packageName, byte[] cookie, int userId) { 7104 if (HIDE_EPHEMERAL_APIS || isEphemeralDisabled()) { 7105 return true; 7106 } 7107 7108 enforceCrossUserPermission(Binder.getCallingUid(), userId, 7109 true /* requireFullPermission */, true /* checkShell */, 7110 "setInstantAppCookie"); 7111 if (!isCallerSameApp(packageName)) { 7112 return false; 7113 } 7114 synchronized (mPackages) { 7115 return mInstantAppRegistry.setInstantAppCookieLPw( 7116 packageName, cookie, userId); 7117 } 7118 } 7119 7120 @Override 7121 public Bitmap getInstantAppIcon(String packageName, int userId) { 7122 if (HIDE_EPHEMERAL_APIS || isEphemeralDisabled()) { 7123 return null; 7124 } 7125 7126 mContext.enforceCallingOrSelfPermission(Manifest.permission.ACCESS_INSTANT_APPS, 7127 "getInstantAppIcon"); 7128 7129 enforceCrossUserPermission(Binder.getCallingUid(), userId, 7130 true /* requireFullPermission */, false /* checkShell */, 7131 "getInstantAppIcon"); 7132 7133 synchronized (mPackages) { 7134 return mInstantAppRegistry.getInstantAppIconLPw( 7135 packageName, userId); 7136 } 7137 } 7138 7139 private boolean isCallerSameApp(String packageName) { 7140 PackageParser.Package pkg = mPackages.get(packageName); 7141 return pkg != null 7142 && UserHandle.getAppId(Binder.getCallingUid()) == pkg.applicationInfo.uid; 7143 } 7144 7145 @Override 7146 public @NonNull ParceledListSlice<ApplicationInfo> getPersistentApplications(int flags) { 7147 return new ParceledListSlice<>(getPersistentApplicationsInternal(flags)); 7148 } 7149 7150 private @NonNull List<ApplicationInfo> getPersistentApplicationsInternal(int flags) { 7151 final ArrayList<ApplicationInfo> finalList = new ArrayList<ApplicationInfo>(); 7152 7153 // reader 7154 synchronized (mPackages) { 7155 final Iterator<PackageParser.Package> i = mPackages.values().iterator(); 7156 final int userId = UserHandle.getCallingUserId(); 7157 while (i.hasNext()) { 7158 final PackageParser.Package p = i.next(); 7159 if (p.applicationInfo == null) continue; 7160 7161 final boolean matchesUnaware = ((flags & MATCH_DIRECT_BOOT_UNAWARE) != 0) 7162 && !p.applicationInfo.isDirectBootAware(); 7163 final boolean matchesAware = ((flags & MATCH_DIRECT_BOOT_AWARE) != 0) 7164 && p.applicationInfo.isDirectBootAware(); 7165 7166 if ((p.applicationInfo.flags & ApplicationInfo.FLAG_PERSISTENT) != 0 7167 && (!mSafeMode || isSystemApp(p)) 7168 && (matchesUnaware || matchesAware)) { 7169 PackageSetting ps = mSettings.mPackages.get(p.packageName); 7170 if (ps != null) { 7171 ApplicationInfo ai = PackageParser.generateApplicationInfo(p, flags, 7172 ps.readUserState(userId), userId); 7173 if (ai != null) { 7174 finalList.add(ai); 7175 } 7176 } 7177 } 7178 } 7179 } 7180 7181 return finalList; 7182 } 7183 7184 @Override 7185 public ProviderInfo resolveContentProvider(String name, int flags, int userId) { 7186 if (!sUserManager.exists(userId)) return null; 7187 flags = updateFlagsForComponent(flags, userId, name); 7188 // reader 7189 synchronized (mPackages) { 7190 final PackageParser.Provider provider = mProvidersByAuthority.get(name); 7191 PackageSetting ps = provider != null 7192 ? mSettings.mPackages.get(provider.owner.packageName) 7193 : null; 7194 return ps != null 7195 && mSettings.isEnabledAndMatchLPr(provider.info, flags, userId) 7196 ? PackageParser.generateProviderInfo(provider, flags, 7197 ps.readUserState(userId), userId) 7198 : null; 7199 } 7200 } 7201 7202 /** 7203 * @deprecated 7204 */ 7205 @Deprecated 7206 public void querySyncProviders(List<String> outNames, List<ProviderInfo> outInfo) { 7207 // reader 7208 synchronized (mPackages) { 7209 final Iterator<Map.Entry<String, PackageParser.Provider>> i = mProvidersByAuthority 7210 .entrySet().iterator(); 7211 final int userId = UserHandle.getCallingUserId(); 7212 while (i.hasNext()) { 7213 Map.Entry<String, PackageParser.Provider> entry = i.next(); 7214 PackageParser.Provider p = entry.getValue(); 7215 PackageSetting ps = mSettings.mPackages.get(p.owner.packageName); 7216 7217 if (ps != null && p.syncable 7218 && (!mSafeMode || (p.info.applicationInfo.flags 7219 &ApplicationInfo.FLAG_SYSTEM) != 0)) { 7220 ProviderInfo info = PackageParser.generateProviderInfo(p, 0, 7221 ps.readUserState(userId), userId); 7222 if (info != null) { 7223 outNames.add(entry.getKey()); 7224 outInfo.add(info); 7225 } 7226 } 7227 } 7228 } 7229 } 7230 7231 @Override 7232 public @NonNull ParceledListSlice<ProviderInfo> queryContentProviders(String processName, 7233 int uid, int flags) { 7234 final int userId = processName != null ? UserHandle.getUserId(uid) 7235 : UserHandle.getCallingUserId(); 7236 if (!sUserManager.exists(userId)) return ParceledListSlice.emptyList(); 7237 flags = updateFlagsForComponent(flags, userId, processName); 7238 7239 ArrayList<ProviderInfo> finalList = null; 7240 // reader 7241 synchronized (mPackages) { 7242 final Iterator<PackageParser.Provider> i = mProviders.mProviders.values().iterator(); 7243 while (i.hasNext()) { 7244 final PackageParser.Provider p = i.next(); 7245 PackageSetting ps = mSettings.mPackages.get(p.owner.packageName); 7246 if (ps != null && p.info.authority != null 7247 && (processName == null 7248 || (p.info.processName.equals(processName) 7249 && UserHandle.isSameApp(p.info.applicationInfo.uid, uid))) 7250 && mSettings.isEnabledAndMatchLPr(p.info, flags, userId)) { 7251 if (finalList == null) { 7252 finalList = new ArrayList<ProviderInfo>(3); 7253 } 7254 ProviderInfo info = PackageParser.generateProviderInfo(p, flags, 7255 ps.readUserState(userId), userId); 7256 if (info != null) { 7257 finalList.add(info); 7258 } 7259 } 7260 } 7261 } 7262 7263 if (finalList != null) { 7264 Collections.sort(finalList, mProviderInitOrderSorter); 7265 return new ParceledListSlice<ProviderInfo>(finalList); 7266 } 7267 7268 return ParceledListSlice.emptyList(); 7269 } 7270 7271 @Override 7272 public InstrumentationInfo getInstrumentationInfo(ComponentName name, int flags) { 7273 // reader 7274 synchronized (mPackages) { 7275 final PackageParser.Instrumentation i = mInstrumentation.get(name); 7276 return PackageParser.generateInstrumentationInfo(i, flags); 7277 } 7278 } 7279 7280 @Override 7281 public @NonNull ParceledListSlice<InstrumentationInfo> queryInstrumentation( 7282 String targetPackage, int flags) { 7283 return new ParceledListSlice<>(queryInstrumentationInternal(targetPackage, flags)); 7284 } 7285 7286 private @NonNull List<InstrumentationInfo> queryInstrumentationInternal(String targetPackage, 7287 int flags) { 7288 ArrayList<InstrumentationInfo> finalList = new ArrayList<InstrumentationInfo>(); 7289 7290 // reader 7291 synchronized (mPackages) { 7292 final Iterator<PackageParser.Instrumentation> i = mInstrumentation.values().iterator(); 7293 while (i.hasNext()) { 7294 final PackageParser.Instrumentation p = i.next(); 7295 if (targetPackage == null 7296 || targetPackage.equals(p.info.targetPackage)) { 7297 InstrumentationInfo ii = PackageParser.generateInstrumentationInfo(p, 7298 flags); 7299 if (ii != null) { 7300 finalList.add(ii); 7301 } 7302 } 7303 } 7304 } 7305 7306 return finalList; 7307 } 7308 7309 private void createIdmapsForPackageLI(PackageParser.Package pkg) { 7310 ArrayMap<String, PackageParser.Package> overlays = mOverlays.get(pkg.packageName); 7311 if (overlays == null) { 7312 Slog.w(TAG, "Unable to create idmap for " + pkg.packageName + ": no overlay packages"); 7313 return; 7314 } 7315 for (PackageParser.Package opkg : overlays.values()) { 7316 // Not much to do if idmap fails: we already logged the error 7317 // and we certainly don't want to abort installation of pkg simply 7318 // because an overlay didn't fit properly. For these reasons, 7319 // ignore the return value of createIdmapForPackagePairLI. 7320 createIdmapForPackagePairLI(pkg, opkg); 7321 } 7322 } 7323 7324 private boolean createIdmapForPackagePairLI(PackageParser.Package pkg, 7325 PackageParser.Package opkg) { 7326 if (!opkg.mTrustedOverlay) { 7327 Slog.w(TAG, "Skipping target and overlay pair " + pkg.baseCodePath + " and " + 7328 opkg.baseCodePath + ": overlay not trusted"); 7329 return false; 7330 } 7331 ArrayMap<String, PackageParser.Package> overlaySet = mOverlays.get(pkg.packageName); 7332 if (overlaySet == null) { 7333 Slog.e(TAG, "was about to create idmap for " + pkg.baseCodePath + " and " + 7334 opkg.baseCodePath + " but target package has no known overlays"); 7335 return false; 7336 } 7337 final int sharedGid = UserHandle.getSharedAppGid(pkg.applicationInfo.uid); 7338 // TODO: generate idmap for split APKs 7339 try { 7340 mInstaller.idmap(pkg.baseCodePath, opkg.baseCodePath, sharedGid); 7341 } catch (InstallerException e) { 7342 Slog.e(TAG, "Failed to generate idmap for " + pkg.baseCodePath + " and " 7343 + opkg.baseCodePath); 7344 return false; 7345 } 7346 PackageParser.Package[] overlayArray = 7347 overlaySet.values().toArray(new PackageParser.Package[0]); 7348 Comparator<PackageParser.Package> cmp = new Comparator<PackageParser.Package>() { 7349 public int compare(PackageParser.Package p1, PackageParser.Package p2) { 7350 return p1.mOverlayPriority - p2.mOverlayPriority; 7351 } 7352 }; 7353 Arrays.sort(overlayArray, cmp); 7354 7355 pkg.applicationInfo.resourceDirs = new String[overlayArray.length]; 7356 int i = 0; 7357 for (PackageParser.Package p : overlayArray) { 7358 pkg.applicationInfo.resourceDirs[i++] = p.baseCodePath; 7359 } 7360 return true; 7361 } 7362 7363 private void scanDirTracedLI(File dir, final int parseFlags, int scanFlags, long currentTime) { 7364 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "scanDir [" + dir.getAbsolutePath() + "]"); 7365 try { 7366 scanDirLI(dir, parseFlags, scanFlags, currentTime); 7367 } finally { 7368 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 7369 } 7370 } 7371 7372 private void scanDirLI(File dir, int parseFlags, int scanFlags, long currentTime) { 7373 final File[] files = dir.listFiles(); 7374 if (ArrayUtils.isEmpty(files)) { 7375 Log.d(TAG, "No files in app dir " + dir); 7376 return; 7377 } 7378 7379 if (DEBUG_PACKAGE_SCANNING) { 7380 Log.d(TAG, "Scanning app dir " + dir + " scanFlags=" + scanFlags 7381 + " flags=0x" + Integer.toHexString(parseFlags)); 7382 } 7383 ParallelPackageParser parallelPackageParser = new ParallelPackageParser( 7384 mSeparateProcesses, mOnlyCore, mMetrics, mCacheDir); 7385 7386 // Submit files for parsing in parallel 7387 int fileCount = 0; 7388 for (File file : files) { 7389 final boolean isPackage = (isApkFile(file) || file.isDirectory()) 7390 && !PackageInstallerService.isStageName(file.getName()); 7391 if (!isPackage) { 7392 // Ignore entries which are not packages 7393 continue; 7394 } 7395 parallelPackageParser.submit(file, parseFlags); 7396 fileCount++; 7397 } 7398 7399 // Process results one by one 7400 for (; fileCount > 0; fileCount--) { 7401 ParallelPackageParser.ParseResult parseResult = parallelPackageParser.take(); 7402 Throwable throwable = parseResult.throwable; 7403 int errorCode = PackageManager.INSTALL_SUCCEEDED; 7404 7405 if (throwable == null) { 7406 // Static shared libraries have synthetic package names 7407 if (parseResult.pkg.applicationInfo.isStaticSharedLibrary()) { 7408 renameStaticSharedLibraryPackage(parseResult.pkg); 7409 } 7410 try { 7411 if (errorCode == PackageManager.INSTALL_SUCCEEDED) { 7412 scanPackageLI(parseResult.pkg, parseResult.scanFile, parseFlags, scanFlags, 7413 currentTime, null); 7414 } 7415 } catch (PackageManagerException e) { 7416 errorCode = e.error; 7417 Slog.w(TAG, "Failed to scan " + parseResult.scanFile + ": " + e.getMessage()); 7418 } 7419 } else if (throwable instanceof PackageParser.PackageParserException) { 7420 PackageParser.PackageParserException e = (PackageParser.PackageParserException) 7421 throwable; 7422 errorCode = e.error; 7423 Slog.w(TAG, "Failed to parse " + parseResult.scanFile + ": " + e.getMessage()); 7424 } else { 7425 throw new IllegalStateException("Unexpected exception occurred while parsing " 7426 + parseResult.scanFile, throwable); 7427 } 7428 7429 // Delete invalid userdata apps 7430 if ((parseFlags & PackageParser.PARSE_IS_SYSTEM) == 0 && 7431 errorCode == PackageManager.INSTALL_FAILED_INVALID_APK) { 7432 logCriticalInfo(Log.WARN, 7433 "Deleting invalid package at " + parseResult.scanFile); 7434 removeCodePathLI(parseResult.scanFile); 7435 } 7436 } 7437 parallelPackageParser.close(); 7438 } 7439 7440 private static File getSettingsProblemFile() { 7441 File dataDir = Environment.getDataDirectory(); 7442 File systemDir = new File(dataDir, "system"); 7443 File fname = new File(systemDir, "uiderrors.txt"); 7444 return fname; 7445 } 7446 7447 static void reportSettingsProblem(int priority, String msg) { 7448 logCriticalInfo(priority, msg); 7449 } 7450 7451 static void logCriticalInfo(int priority, String msg) { 7452 Slog.println(priority, TAG, msg); 7453 EventLogTags.writePmCriticalInfo(msg); 7454 try { 7455 File fname = getSettingsProblemFile(); 7456 FileOutputStream out = new FileOutputStream(fname, true); 7457 PrintWriter pw = new FastPrintWriter(out); 7458 SimpleDateFormat formatter = new SimpleDateFormat(); 7459 String dateString = formatter.format(new Date(System.currentTimeMillis())); 7460 pw.println(dateString + ": " + msg); 7461 pw.close(); 7462 FileUtils.setPermissions( 7463 fname.toString(), 7464 FileUtils.S_IRWXU|FileUtils.S_IRWXG|FileUtils.S_IROTH, 7465 -1, -1); 7466 } catch (java.io.IOException e) { 7467 } 7468 } 7469 7470 private long getLastModifiedTime(PackageParser.Package pkg, File srcFile) { 7471 if (srcFile.isDirectory()) { 7472 final File baseFile = new File(pkg.baseCodePath); 7473 long maxModifiedTime = baseFile.lastModified(); 7474 if (pkg.splitCodePaths != null) { 7475 for (int i = pkg.splitCodePaths.length - 1; i >=0; --i) { 7476 final File splitFile = new File(pkg.splitCodePaths[i]); 7477 maxModifiedTime = Math.max(maxModifiedTime, splitFile.lastModified()); 7478 } 7479 } 7480 return maxModifiedTime; 7481 } 7482 return srcFile.lastModified(); 7483 } 7484 7485 private void collectCertificatesLI(PackageSetting ps, PackageParser.Package pkg, File srcFile, 7486 final int policyFlags) throws PackageManagerException { 7487 // When upgrading from pre-N MR1, verify the package time stamp using the package 7488 // directory and not the APK file. 7489 final long lastModifiedTime = mIsPreNMR1Upgrade 7490 ? new File(pkg.codePath).lastModified() : getLastModifiedTime(pkg, srcFile); 7491 if (ps != null 7492 && ps.codePath.equals(srcFile) 7493 && ps.timeStamp == lastModifiedTime 7494 && !isCompatSignatureUpdateNeeded(pkg) 7495 && !isRecoverSignatureUpdateNeeded(pkg)) { 7496 long mSigningKeySetId = ps.keySetData.getProperSigningKeySet(); 7497 KeySetManagerService ksms = mSettings.mKeySetManagerService; 7498 ArraySet<PublicKey> signingKs; 7499 synchronized (mPackages) { 7500 signingKs = ksms.getPublicKeysFromKeySetLPr(mSigningKeySetId); 7501 } 7502 if (ps.signatures.mSignatures != null 7503 && ps.signatures.mSignatures.length != 0 7504 && signingKs != null) { 7505 // Optimization: reuse the existing cached certificates 7506 // if the package appears to be unchanged. 7507 pkg.mSignatures = ps.signatures.mSignatures; 7508 pkg.mSigningKeys = signingKs; 7509 return; 7510 } 7511 7512 Slog.w(TAG, "PackageSetting for " + ps.name 7513 + " is missing signatures. Collecting certs again to recover them."); 7514 } else { 7515 Slog.i(TAG, srcFile.toString() + " changed; collecting certs"); 7516 } 7517 7518 try { 7519 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "collectCertificates"); 7520 PackageParser.collectCertificates(pkg, policyFlags); 7521 } catch (PackageParserException e) { 7522 throw PackageManagerException.from(e); 7523 } finally { 7524 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 7525 } 7526 } 7527 7528 /** 7529 * Traces a package scan. 7530 * @see #scanPackageLI(File, int, int, long, UserHandle) 7531 */ 7532 private PackageParser.Package scanPackageTracedLI(File scanFile, final int parseFlags, 7533 int scanFlags, long currentTime, UserHandle user) throws PackageManagerException { 7534 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "scanPackage [" + scanFile.toString() + "]"); 7535 try { 7536 return scanPackageLI(scanFile, parseFlags, scanFlags, currentTime, user); 7537 } finally { 7538 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 7539 } 7540 } 7541 7542 /** 7543 * Scans a package and returns the newly parsed package. 7544 * Returns {@code null} in case of errors and the error code is stored in mLastScanError 7545 */ 7546 private PackageParser.Package scanPackageLI(File scanFile, int parseFlags, int scanFlags, 7547 long currentTime, UserHandle user) throws PackageManagerException { 7548 if (DEBUG_INSTALL) Slog.d(TAG, "Parsing: " + scanFile); 7549 PackageParser pp = new PackageParser(); 7550 pp.setSeparateProcesses(mSeparateProcesses); 7551 pp.setOnlyCoreApps(mOnlyCore); 7552 pp.setDisplayMetrics(mMetrics); 7553 7554 if ((scanFlags & SCAN_TRUSTED_OVERLAY) != 0) { 7555 parseFlags |= PackageParser.PARSE_TRUSTED_OVERLAY; 7556 } 7557 7558 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "parsePackage"); 7559 final PackageParser.Package pkg; 7560 try { 7561 pkg = pp.parsePackage(scanFile, parseFlags); 7562 } catch (PackageParserException e) { 7563 throw PackageManagerException.from(e); 7564 } finally { 7565 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 7566 } 7567 7568 // Static shared libraries have synthetic package names 7569 if (pkg.applicationInfo.isStaticSharedLibrary()) { 7570 renameStaticSharedLibraryPackage(pkg); 7571 } 7572 7573 return scanPackageLI(pkg, scanFile, parseFlags, scanFlags, currentTime, user); 7574 } 7575 7576 /** 7577 * Scans a package and returns the newly parsed package. 7578 * @throws PackageManagerException on a parse error. 7579 */ 7580 private PackageParser.Package scanPackageLI(PackageParser.Package pkg, File scanFile, 7581 final int policyFlags, int scanFlags, long currentTime, UserHandle user) 7582 throws PackageManagerException { 7583 // If the package has children and this is the first dive in the function 7584 // we scan the package with the SCAN_CHECK_ONLY flag set to see whether all 7585 // packages (parent and children) would be successfully scanned before the 7586 // actual scan since scanning mutates internal state and we want to atomically 7587 // install the package and its children. 7588 if ((scanFlags & SCAN_CHECK_ONLY) == 0) { 7589 if (pkg.childPackages != null && pkg.childPackages.size() > 0) { 7590 scanFlags |= SCAN_CHECK_ONLY; 7591 } 7592 } else { 7593 scanFlags &= ~SCAN_CHECK_ONLY; 7594 } 7595 7596 // Scan the parent 7597 PackageParser.Package scannedPkg = scanPackageInternalLI(pkg, scanFile, policyFlags, 7598 scanFlags, currentTime, user); 7599 7600 // Scan the children 7601 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 7602 for (int i = 0; i < childCount; i++) { 7603 PackageParser.Package childPackage = pkg.childPackages.get(i); 7604 scanPackageInternalLI(childPackage, scanFile, policyFlags, scanFlags, 7605 currentTime, user); 7606 } 7607 7608 7609 if ((scanFlags & SCAN_CHECK_ONLY) != 0) { 7610 return scanPackageLI(pkg, scanFile, policyFlags, scanFlags, currentTime, user); 7611 } 7612 7613 return scannedPkg; 7614 } 7615 7616 /** 7617 * Scans a package and returns the newly parsed package. 7618 * @throws PackageManagerException on a parse error. 7619 */ 7620 private PackageParser.Package scanPackageInternalLI(PackageParser.Package pkg, File scanFile, 7621 int policyFlags, int scanFlags, long currentTime, UserHandle user) 7622 throws PackageManagerException { 7623 PackageSetting ps = null; 7624 PackageSetting updatedPkg; 7625 // reader 7626 synchronized (mPackages) { 7627 // Look to see if we already know about this package. 7628 String oldName = mSettings.getRenamedPackageLPr(pkg.packageName); 7629 if (pkg.mOriginalPackages != null && pkg.mOriginalPackages.contains(oldName)) { 7630 // This package has been renamed to its original name. Let's 7631 // use that. 7632 ps = mSettings.getPackageLPr(oldName); 7633 } 7634 // If there was no original package, see one for the real package name. 7635 if (ps == null) { 7636 ps = mSettings.getPackageLPr(pkg.packageName); 7637 } 7638 // Check to see if this package could be hiding/updating a system 7639 // package. Must look for it either under the original or real 7640 // package name depending on our state. 7641 updatedPkg = mSettings.getDisabledSystemPkgLPr(ps != null ? ps.name : pkg.packageName); 7642 if (DEBUG_INSTALL && updatedPkg != null) Slog.d(TAG, "updatedPkg = " + updatedPkg); 7643 7644 // If this is a package we don't know about on the system partition, we 7645 // may need to remove disabled child packages on the system partition 7646 // or may need to not add child packages if the parent apk is updated 7647 // on the data partition and no longer defines this child package. 7648 if ((policyFlags & PackageParser.PARSE_IS_SYSTEM) != 0) { 7649 // If this is a parent package for an updated system app and this system 7650 // app got an OTA update which no longer defines some of the child packages 7651 // we have to prune them from the disabled system packages. 7652 PackageSetting disabledPs = mSettings.getDisabledSystemPkgLPr(pkg.packageName); 7653 if (disabledPs != null) { 7654 final int scannedChildCount = (pkg.childPackages != null) 7655 ? pkg.childPackages.size() : 0; 7656 final int disabledChildCount = disabledPs.childPackageNames != null 7657 ? disabledPs.childPackageNames.size() : 0; 7658 for (int i = 0; i < disabledChildCount; i++) { 7659 String disabledChildPackageName = disabledPs.childPackageNames.get(i); 7660 boolean disabledPackageAvailable = false; 7661 for (int j = 0; j < scannedChildCount; j++) { 7662 PackageParser.Package childPkg = pkg.childPackages.get(j); 7663 if (childPkg.packageName.equals(disabledChildPackageName)) { 7664 disabledPackageAvailable = true; 7665 break; 7666 } 7667 } 7668 if (!disabledPackageAvailable) { 7669 mSettings.removeDisabledSystemPackageLPw(disabledChildPackageName); 7670 } 7671 } 7672 } 7673 } 7674 } 7675 7676 boolean updatedPkgBetter = false; 7677 // First check if this is a system package that may involve an update 7678 if (updatedPkg != null && (policyFlags & PackageParser.PARSE_IS_SYSTEM) != 0) { 7679 // If new package is not located in "/system/priv-app" (e.g. due to an OTA), 7680 // it needs to drop FLAG_PRIVILEGED. 7681 if (locationIsPrivileged(scanFile)) { 7682 updatedPkg.pkgPrivateFlags |= ApplicationInfo.PRIVATE_FLAG_PRIVILEGED; 7683 } else { 7684 updatedPkg.pkgPrivateFlags &= ~ApplicationInfo.PRIVATE_FLAG_PRIVILEGED; 7685 } 7686 7687 if (ps != null && !ps.codePath.equals(scanFile)) { 7688 // The path has changed from what was last scanned... check the 7689 // version of the new path against what we have stored to determine 7690 // what to do. 7691 if (DEBUG_INSTALL) Slog.d(TAG, "Path changing from " + ps.codePath); 7692 if (pkg.mVersionCode <= ps.versionCode) { 7693 // The system package has been updated and the code path does not match 7694 // Ignore entry. Skip it. 7695 if (DEBUG_INSTALL) Slog.i(TAG, "Package " + ps.name + " at " + scanFile 7696 + " ignored: updated version " + ps.versionCode 7697 + " better than this " + pkg.mVersionCode); 7698 if (!updatedPkg.codePath.equals(scanFile)) { 7699 Slog.w(PackageManagerService.TAG, "Code path for hidden system pkg " 7700 + ps.name + " changing from " + updatedPkg.codePathString 7701 + " to " + scanFile); 7702 updatedPkg.codePath = scanFile; 7703 updatedPkg.codePathString = scanFile.toString(); 7704 updatedPkg.resourcePath = scanFile; 7705 updatedPkg.resourcePathString = scanFile.toString(); 7706 } 7707 updatedPkg.pkg = pkg; 7708 updatedPkg.versionCode = pkg.mVersionCode; 7709 7710 // Update the disabled system child packages to point to the package too. 7711 final int childCount = updatedPkg.childPackageNames != null 7712 ? updatedPkg.childPackageNames.size() : 0; 7713 for (int i = 0; i < childCount; i++) { 7714 String childPackageName = updatedPkg.childPackageNames.get(i); 7715 PackageSetting updatedChildPkg = mSettings.getDisabledSystemPkgLPr( 7716 childPackageName); 7717 if (updatedChildPkg != null) { 7718 updatedChildPkg.pkg = pkg; 7719 updatedChildPkg.versionCode = pkg.mVersionCode; 7720 } 7721 } 7722 7723 throw new PackageManagerException(Log.WARN, "Package " + ps.name + " at " 7724 + scanFile + " ignored: updated version " + ps.versionCode 7725 + " better than this " + pkg.mVersionCode); 7726 } else { 7727 // The current app on the system partition is better than 7728 // what we have updated to on the data partition; switch 7729 // back to the system partition version. 7730 // At this point, its safely assumed that package installation for 7731 // apps in system partition will go through. If not there won't be a working 7732 // version of the app 7733 // writer 7734 synchronized (mPackages) { 7735 // Just remove the loaded entries from package lists. 7736 mPackages.remove(ps.name); 7737 } 7738 7739 logCriticalInfo(Log.WARN, "Package " + ps.name + " at " + scanFile 7740 + " reverting from " + ps.codePathString 7741 + ": new version " + pkg.mVersionCode 7742 + " better than installed " + ps.versionCode); 7743 7744 InstallArgs args = createInstallArgsForExisting(packageFlagsToInstallFlags(ps), 7745 ps.codePathString, ps.resourcePathString, getAppDexInstructionSets(ps)); 7746 synchronized (mInstallLock) { 7747 args.cleanUpResourcesLI(); 7748 } 7749 synchronized (mPackages) { 7750 mSettings.enableSystemPackageLPw(ps.name); 7751 } 7752 updatedPkgBetter = true; 7753 } 7754 } 7755 } 7756 7757 if (updatedPkg != null) { 7758 // An updated system app will not have the PARSE_IS_SYSTEM flag set 7759 // initially 7760 policyFlags |= PackageParser.PARSE_IS_SYSTEM; 7761 7762 // An updated privileged app will not have the PARSE_IS_PRIVILEGED 7763 // flag set initially 7764 if ((updatedPkg.pkgPrivateFlags & ApplicationInfo.PRIVATE_FLAG_PRIVILEGED) != 0) { 7765 policyFlags |= PackageParser.PARSE_IS_PRIVILEGED; 7766 } 7767 } 7768 7769 // Verify certificates against what was last scanned 7770 collectCertificatesLI(ps, pkg, scanFile, policyFlags); 7771 7772 /* 7773 * A new system app appeared, but we already had a non-system one of the 7774 * same name installed earlier. 7775 */ 7776 boolean shouldHideSystemApp = false; 7777 if (updatedPkg == null && ps != null 7778 && (policyFlags & PackageParser.PARSE_IS_SYSTEM_DIR) != 0 && !isSystemApp(ps)) { 7779 /* 7780 * Check to make sure the signatures match first. If they don't, 7781 * wipe the installed application and its data. 7782 */ 7783 if (compareSignatures(ps.signatures.mSignatures, pkg.mSignatures) 7784 != PackageManager.SIGNATURE_MATCH) { 7785 logCriticalInfo(Log.WARN, "Package " + ps.name + " appeared on system, but" 7786 + " signatures don't match existing userdata copy; removing"); 7787 try (PackageFreezer freezer = freezePackage(pkg.packageName, 7788 "scanPackageInternalLI")) { 7789 deletePackageLIF(pkg.packageName, null, true, null, 0, null, false, null); 7790 } 7791 ps = null; 7792 } else { 7793 /* 7794 * If the newly-added system app is an older version than the 7795 * already installed version, hide it. It will be scanned later 7796 * and re-added like an update. 7797 */ 7798 if (pkg.mVersionCode <= ps.versionCode) { 7799 shouldHideSystemApp = true; 7800 logCriticalInfo(Log.INFO, "Package " + ps.name + " appeared at " + scanFile 7801 + " but new version " + pkg.mVersionCode + " better than installed " 7802 + ps.versionCode + "; hiding system"); 7803 } else { 7804 /* 7805 * The newly found system app is a newer version that the 7806 * one previously installed. Simply remove the 7807 * already-installed application and replace it with our own 7808 * while keeping the application data. 7809 */ 7810 logCriticalInfo(Log.WARN, "Package " + ps.name + " at " + scanFile 7811 + " reverting from " + ps.codePathString + ": new version " 7812 + pkg.mVersionCode + " better than installed " + ps.versionCode); 7813 InstallArgs args = createInstallArgsForExisting(packageFlagsToInstallFlags(ps), 7814 ps.codePathString, ps.resourcePathString, getAppDexInstructionSets(ps)); 7815 synchronized (mInstallLock) { 7816 args.cleanUpResourcesLI(); 7817 } 7818 } 7819 } 7820 } 7821 7822 // The apk is forward locked (not public) if its code and resources 7823 // are kept in different files. (except for app in either system or 7824 // vendor path). 7825 // TODO grab this value from PackageSettings 7826 if ((policyFlags & PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 7827 if (ps != null && !ps.codePath.equals(ps.resourcePath)) { 7828 policyFlags |= PackageParser.PARSE_FORWARD_LOCK; 7829 } 7830 } 7831 7832 // TODO: extend to support forward-locked splits 7833 String resourcePath = null; 7834 String baseResourcePath = null; 7835 if ((policyFlags & PackageParser.PARSE_FORWARD_LOCK) != 0 && !updatedPkgBetter) { 7836 if (ps != null && ps.resourcePathString != null) { 7837 resourcePath = ps.resourcePathString; 7838 baseResourcePath = ps.resourcePathString; 7839 } else { 7840 // Should not happen at all. Just log an error. 7841 Slog.e(TAG, "Resource path not set for package " + pkg.packageName); 7842 } 7843 } else { 7844 resourcePath = pkg.codePath; 7845 baseResourcePath = pkg.baseCodePath; 7846 } 7847 7848 // Set application objects path explicitly. 7849 pkg.setApplicationVolumeUuid(pkg.volumeUuid); 7850 pkg.setApplicationInfoCodePath(pkg.codePath); 7851 pkg.setApplicationInfoBaseCodePath(pkg.baseCodePath); 7852 pkg.setApplicationInfoSplitCodePaths(pkg.splitCodePaths); 7853 pkg.setApplicationInfoResourcePath(resourcePath); 7854 pkg.setApplicationInfoBaseResourcePath(baseResourcePath); 7855 pkg.setApplicationInfoSplitResourcePaths(pkg.splitCodePaths); 7856 7857 // Note that we invoke the following method only if we are about to unpack an application 7858 PackageParser.Package scannedPkg = scanPackageLI(pkg, policyFlags, scanFlags 7859 | SCAN_UPDATE_SIGNATURE, currentTime, user); 7860 7861 /* 7862 * If the system app should be overridden by a previously installed 7863 * data, hide the system app now and let the /data/app scan pick it up 7864 * again. 7865 */ 7866 if (shouldHideSystemApp) { 7867 synchronized (mPackages) { 7868 mSettings.disableSystemPackageLPw(pkg.packageName, true); 7869 } 7870 } 7871 7872 return scannedPkg; 7873 } 7874 7875 private void renameStaticSharedLibraryPackage(PackageParser.Package pkg) { 7876 // Derive the new package synthetic package name 7877 pkg.setPackageName(pkg.packageName + STATIC_SHARED_LIB_DELIMITER 7878 + pkg.staticSharedLibVersion); 7879 } 7880 7881 private static String fixProcessName(String defProcessName, 7882 String processName) { 7883 if (processName == null) { 7884 return defProcessName; 7885 } 7886 return processName; 7887 } 7888 7889 private void verifySignaturesLP(PackageSetting pkgSetting, PackageParser.Package pkg) 7890 throws PackageManagerException { 7891 if (pkgSetting.signatures.mSignatures != null) { 7892 // Already existing package. Make sure signatures match 7893 boolean match = compareSignatures(pkgSetting.signatures.mSignatures, pkg.mSignatures) 7894 == PackageManager.SIGNATURE_MATCH; 7895 if (!match) { 7896 match = compareSignaturesCompat(pkgSetting.signatures, pkg) 7897 == PackageManager.SIGNATURE_MATCH; 7898 } 7899 if (!match) { 7900 match = compareSignaturesRecover(pkgSetting.signatures, pkg) 7901 == PackageManager.SIGNATURE_MATCH; 7902 } 7903 if (!match) { 7904 throw new PackageManagerException(INSTALL_FAILED_UPDATE_INCOMPATIBLE, "Package " 7905 + pkg.packageName + " signatures do not match the " 7906 + "previously installed version; ignoring!"); 7907 } 7908 } 7909 7910 // Check for shared user signatures 7911 if (pkgSetting.sharedUser != null && pkgSetting.sharedUser.signatures.mSignatures != null) { 7912 // Already existing package. Make sure signatures match 7913 boolean match = compareSignatures(pkgSetting.sharedUser.signatures.mSignatures, 7914 pkg.mSignatures) == PackageManager.SIGNATURE_MATCH; 7915 if (!match) { 7916 match = compareSignaturesCompat(pkgSetting.sharedUser.signatures, pkg) 7917 == PackageManager.SIGNATURE_MATCH; 7918 } 7919 if (!match) { 7920 match = compareSignaturesRecover(pkgSetting.sharedUser.signatures, pkg) 7921 == PackageManager.SIGNATURE_MATCH; 7922 } 7923 if (!match) { 7924 throw new PackageManagerException(INSTALL_FAILED_SHARED_USER_INCOMPATIBLE, 7925 "Package " + pkg.packageName 7926 + " has no signatures that match those in shared user " 7927 + pkgSetting.sharedUser.name + "; ignoring!"); 7928 } 7929 } 7930 } 7931 7932 /** 7933 * Enforces that only the system UID or root's UID can call a method exposed 7934 * via Binder. 7935 * 7936 * @param message used as message if SecurityException is thrown 7937 * @throws SecurityException if the caller is not system or root 7938 */ 7939 private static final void enforceSystemOrRoot(String message) { 7940 final int uid = Binder.getCallingUid(); 7941 if (uid != Process.SYSTEM_UID && uid != 0) { 7942 throw new SecurityException(message); 7943 } 7944 } 7945 7946 @Override 7947 public void performFstrimIfNeeded() { 7948 enforceSystemOrRoot("Only the system can request fstrim"); 7949 7950 // Before everything else, see whether we need to fstrim. 7951 try { 7952 IStorageManager sm = PackageHelper.getStorageManager(); 7953 if (sm != null) { 7954 boolean doTrim = false; 7955 final long interval = android.provider.Settings.Global.getLong( 7956 mContext.getContentResolver(), 7957 android.provider.Settings.Global.FSTRIM_MANDATORY_INTERVAL, 7958 DEFAULT_MANDATORY_FSTRIM_INTERVAL); 7959 if (interval > 0) { 7960 final long timeSinceLast = System.currentTimeMillis() - sm.lastMaintenance(); 7961 if (timeSinceLast > interval) { 7962 doTrim = true; 7963 Slog.w(TAG, "No disk maintenance in " + timeSinceLast 7964 + "; running immediately"); 7965 } 7966 } 7967 if (doTrim) { 7968 final boolean dexOptDialogShown; 7969 synchronized (mPackages) { 7970 dexOptDialogShown = mDexOptDialogShown; 7971 } 7972 if (!isFirstBoot() && dexOptDialogShown) { 7973 try { 7974 ActivityManager.getService().showBootMessage( 7975 mContext.getResources().getString( 7976 R.string.android_upgrading_fstrim), true); 7977 } catch (RemoteException e) { 7978 } 7979 } 7980 sm.runMaintenance(); 7981 } 7982 } else { 7983 Slog.e(TAG, "storageManager service unavailable!"); 7984 } 7985 } catch (RemoteException e) { 7986 // Can't happen; StorageManagerService is local 7987 } 7988 } 7989 7990 @Override 7991 public void updatePackagesIfNeeded() { 7992 enforceSystemOrRoot("Only the system can request package update"); 7993 7994 // We need to re-extract after an OTA. 7995 boolean causeUpgrade = isUpgrade(); 7996 7997 // First boot or factory reset. 7998 // Note: we also handle devices that are upgrading to N right now as if it is their 7999 // first boot, as they do not have profile data. 8000 boolean causeFirstBoot = isFirstBoot() || mIsPreNUpgrade; 8001 8002 // We need to re-extract after a pruned cache, as AoT-ed files will be out of date. 8003 boolean causePrunedCache = VMRuntime.didPruneDalvikCache(); 8004 8005 if (!causeUpgrade && !causeFirstBoot && !causePrunedCache) { 8006 return; 8007 } 8008 8009 List<PackageParser.Package> pkgs; 8010 synchronized (mPackages) { 8011 pkgs = PackageManagerServiceUtils.getPackagesForDexopt(mPackages.values(), this); 8012 } 8013 8014 final long startTime = System.nanoTime(); 8015 final int[] stats = performDexOptUpgrade(pkgs, mIsPreNUpgrade /* showDialog */, 8016 getCompilerFilterForReason(causeFirstBoot ? REASON_FIRST_BOOT : REASON_BOOT)); 8017 8018 final int elapsedTimeSeconds = 8019 (int) TimeUnit.NANOSECONDS.toSeconds(System.nanoTime() - startTime); 8020 8021 MetricsLogger.histogram(mContext, "opt_dialog_num_dexopted", stats[0]); 8022 MetricsLogger.histogram(mContext, "opt_dialog_num_skipped", stats[1]); 8023 MetricsLogger.histogram(mContext, "opt_dialog_num_failed", stats[2]); 8024 MetricsLogger.histogram(mContext, "opt_dialog_num_total", getOptimizablePackages().size()); 8025 MetricsLogger.histogram(mContext, "opt_dialog_time_s", elapsedTimeSeconds); 8026 } 8027 8028 /** 8029 * Performs dexopt on the set of packages in {@code packages} and returns an int array 8030 * containing statistics about the invocation. The array consists of three elements, 8031 * which are (in order) {@code numberOfPackagesOptimized}, {@code numberOfPackagesSkipped} 8032 * and {@code numberOfPackagesFailed}. 8033 */ 8034 private int[] performDexOptUpgrade(List<PackageParser.Package> pkgs, boolean showDialog, 8035 String compilerFilter) { 8036 8037 int numberOfPackagesVisited = 0; 8038 int numberOfPackagesOptimized = 0; 8039 int numberOfPackagesSkipped = 0; 8040 int numberOfPackagesFailed = 0; 8041 final int numberOfPackagesToDexopt = pkgs.size(); 8042 8043 for (PackageParser.Package pkg : pkgs) { 8044 numberOfPackagesVisited++; 8045 8046 if (!PackageDexOptimizer.canOptimizePackage(pkg)) { 8047 if (DEBUG_DEXOPT) { 8048 Log.i(TAG, "Skipping update of of non-optimizable app " + pkg.packageName); 8049 } 8050 numberOfPackagesSkipped++; 8051 continue; 8052 } 8053 8054 if (DEBUG_DEXOPT) { 8055 Log.i(TAG, "Updating app " + numberOfPackagesVisited + " of " + 8056 numberOfPackagesToDexopt + ": " + pkg.packageName); 8057 } 8058 8059 if (showDialog) { 8060 try { 8061 ActivityManager.getService().showBootMessage( 8062 mContext.getResources().getString(R.string.android_upgrading_apk, 8063 numberOfPackagesVisited, numberOfPackagesToDexopt), true); 8064 } catch (RemoteException e) { 8065 } 8066 synchronized (mPackages) { 8067 mDexOptDialogShown = true; 8068 } 8069 } 8070 8071 // If the OTA updates a system app which was previously preopted to a non-preopted state 8072 // the app might end up being verified at runtime. That's because by default the apps 8073 // are verify-profile but for preopted apps there's no profile. 8074 // Do a hacky check to ensure that if we have no profiles (a reasonable indication 8075 // that before the OTA the app was preopted) the app gets compiled with a non-profile 8076 // filter (by default interpret-only). 8077 // Note that at this stage unused apps are already filtered. 8078 if (isSystemApp(pkg) && 8079 DexFile.isProfileGuidedCompilerFilter(compilerFilter) && 8080 !Environment.getReferenceProfile(pkg.packageName).exists()) { 8081 compilerFilter = getNonProfileGuidedCompilerFilter(compilerFilter); 8082 } 8083 8084 // checkProfiles is false to avoid merging profiles during boot which 8085 // might interfere with background compilation (b/28612421). 8086 // Unfortunately this will also means that "pm.dexopt.boot=speed-profile" will 8087 // behave differently than "pm.dexopt.bg-dexopt=speed-profile" but that's a 8088 // trade-off worth doing to save boot time work. 8089 int dexOptStatus = performDexOptTraced(pkg.packageName, 8090 false /* checkProfiles */, 8091 compilerFilter, 8092 false /* force */); 8093 switch (dexOptStatus) { 8094 case PackageDexOptimizer.DEX_OPT_PERFORMED: 8095 numberOfPackagesOptimized++; 8096 break; 8097 case PackageDexOptimizer.DEX_OPT_SKIPPED: 8098 numberOfPackagesSkipped++; 8099 break; 8100 case PackageDexOptimizer.DEX_OPT_FAILED: 8101 numberOfPackagesFailed++; 8102 break; 8103 default: 8104 Log.e(TAG, "Unexpected dexopt return code " + dexOptStatus); 8105 break; 8106 } 8107 } 8108 8109 return new int[] { numberOfPackagesOptimized, numberOfPackagesSkipped, 8110 numberOfPackagesFailed }; 8111 } 8112 8113 @Override 8114 public void notifyPackageUse(String packageName, int reason) { 8115 synchronized (mPackages) { 8116 PackageParser.Package p = mPackages.get(packageName); 8117 if (p == null) { 8118 return; 8119 } 8120 p.mLastPackageUsageTimeInMills[reason] = System.currentTimeMillis(); 8121 } 8122 } 8123 8124 @Override 8125 public void notifyDexLoad(String loadingPackageName, List<String> dexPaths, String loaderIsa) { 8126 int userId = UserHandle.getCallingUserId(); 8127 ApplicationInfo ai = getApplicationInfo(loadingPackageName, /*flags*/ 0, userId); 8128 if (ai == null) { 8129 Slog.w(TAG, "Loading a package that does not exist for the calling user. package=" 8130 + loadingPackageName + ", user=" + userId); 8131 return; 8132 } 8133 mDexManager.notifyDexLoad(ai, dexPaths, loaderIsa, userId); 8134 } 8135 8136 // TODO: this is not used nor needed. Delete it. 8137 @Override 8138 public boolean performDexOptIfNeeded(String packageName) { 8139 int dexOptStatus = performDexOptTraced(packageName, 8140 false /* checkProfiles */, getFullCompilerFilter(), false /* force */); 8141 return dexOptStatus != PackageDexOptimizer.DEX_OPT_FAILED; 8142 } 8143 8144 @Override 8145 public boolean performDexOpt(String packageName, 8146 boolean checkProfiles, int compileReason, boolean force) { 8147 int dexOptStatus = performDexOptTraced(packageName, checkProfiles, 8148 getCompilerFilterForReason(compileReason), force); 8149 return dexOptStatus != PackageDexOptimizer.DEX_OPT_FAILED; 8150 } 8151 8152 @Override 8153 public boolean performDexOptMode(String packageName, 8154 boolean checkProfiles, String targetCompilerFilter, boolean force) { 8155 int dexOptStatus = performDexOptTraced(packageName, checkProfiles, 8156 targetCompilerFilter, force); 8157 return dexOptStatus != PackageDexOptimizer.DEX_OPT_FAILED; 8158 } 8159 8160 private int performDexOptTraced(String packageName, 8161 boolean checkProfiles, String targetCompilerFilter, boolean force) { 8162 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "dexopt"); 8163 try { 8164 return performDexOptInternal(packageName, checkProfiles, 8165 targetCompilerFilter, force); 8166 } finally { 8167 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 8168 } 8169 } 8170 8171 // Run dexopt on a given package. Returns true if dexopt did not fail, i.e. 8172 // if the package can now be considered up to date for the given filter. 8173 private int performDexOptInternal(String packageName, 8174 boolean checkProfiles, String targetCompilerFilter, boolean force) { 8175 PackageParser.Package p; 8176 synchronized (mPackages) { 8177 p = mPackages.get(packageName); 8178 if (p == null) { 8179 // Package could not be found. Report failure. 8180 return PackageDexOptimizer.DEX_OPT_FAILED; 8181 } 8182 mPackageUsage.maybeWriteAsync(mPackages); 8183 mCompilerStats.maybeWriteAsync(); 8184 } 8185 long callingId = Binder.clearCallingIdentity(); 8186 try { 8187 synchronized (mInstallLock) { 8188 return performDexOptInternalWithDependenciesLI(p, checkProfiles, 8189 targetCompilerFilter, force); 8190 } 8191 } finally { 8192 Binder.restoreCallingIdentity(callingId); 8193 } 8194 } 8195 8196 public ArraySet<String> getOptimizablePackages() { 8197 ArraySet<String> pkgs = new ArraySet<String>(); 8198 synchronized (mPackages) { 8199 for (PackageParser.Package p : mPackages.values()) { 8200 if (PackageDexOptimizer.canOptimizePackage(p)) { 8201 pkgs.add(p.packageName); 8202 } 8203 } 8204 } 8205 return pkgs; 8206 } 8207 8208 private int performDexOptInternalWithDependenciesLI(PackageParser.Package p, 8209 boolean checkProfiles, String targetCompilerFilter, 8210 boolean force) { 8211 // Select the dex optimizer based on the force parameter. 8212 // Note: The force option is rarely used (cmdline input for testing, mostly), so it's OK to 8213 // allocate an object here. 8214 PackageDexOptimizer pdo = force 8215 ? new PackageDexOptimizer.ForcedUpdatePackageDexOptimizer(mPackageDexOptimizer) 8216 : mPackageDexOptimizer; 8217 8218 // Optimize all dependencies first. Note: we ignore the return value and march on 8219 // on errors. 8220 Collection<PackageParser.Package> deps = findSharedNonSystemLibraries(p); 8221 final String[] instructionSets = getAppDexInstructionSets(p.applicationInfo); 8222 if (!deps.isEmpty()) { 8223 for (PackageParser.Package depPackage : deps) { 8224 // TODO: Analyze and investigate if we (should) profile libraries. 8225 // Currently this will do a full compilation of the library by default. 8226 pdo.performDexOpt(depPackage, null /* sharedLibraries */, instructionSets, 8227 false /* checkProfiles */, 8228 getCompilerFilterForReason(REASON_NON_SYSTEM_LIBRARY), 8229 getOrCreateCompilerPackageStats(depPackage)); 8230 } 8231 } 8232 return pdo.performDexOpt(p, p.usesLibraryFiles, instructionSets, checkProfiles, 8233 targetCompilerFilter, getOrCreateCompilerPackageStats(p)); 8234 } 8235 8236 // Performs dexopt on the used secondary dex files belonging to the given package. 8237 // Returns true if all dex files were process successfully (which could mean either dexopt or 8238 // skip). Returns false if any of the files caused errors. 8239 @Override 8240 public boolean performDexOptSecondary(String packageName, String compilerFilter, 8241 boolean force) { 8242 return mDexManager.dexoptSecondaryDex(packageName, compilerFilter, force); 8243 } 8244 8245 /** 8246 * Reconcile the information we have about the secondary dex files belonging to 8247 * {@code packagName} and the actual dex files. For all dex files that were 8248 * deleted, update the internal records and delete the generated oat files. 8249 */ 8250 @Override 8251 public void reconcileSecondaryDexFiles(String packageName) { 8252 mDexManager.reconcileSecondaryDexFiles(packageName); 8253 } 8254 8255 // TODO(calin): this is only needed for BackgroundDexOptService. Find a cleaner way to inject 8256 // a reference there. 8257 /*package*/ DexManager getDexManager() { 8258 return mDexManager; 8259 } 8260 8261 /** 8262 * Execute the background dexopt job immediately. 8263 */ 8264 @Override 8265 public boolean runBackgroundDexoptJob() { 8266 return BackgroundDexOptService.runIdleOptimizationsNow(this, mContext); 8267 } 8268 8269 List<PackageParser.Package> findSharedNonSystemLibraries(PackageParser.Package p) { 8270 if (p.usesLibraries != null || p.usesOptionalLibraries != null 8271 || p.usesStaticLibraries != null) { 8272 ArrayList<PackageParser.Package> retValue = new ArrayList<>(); 8273 Set<String> collectedNames = new HashSet<>(); 8274 findSharedNonSystemLibrariesRecursive(p, retValue, collectedNames); 8275 8276 retValue.remove(p); 8277 8278 return retValue; 8279 } else { 8280 return Collections.emptyList(); 8281 } 8282 } 8283 8284 private void findSharedNonSystemLibrariesRecursive(PackageParser.Package p, 8285 ArrayList<PackageParser.Package> collected, Set<String> collectedNames) { 8286 if (!collectedNames.contains(p.packageName)) { 8287 collectedNames.add(p.packageName); 8288 collected.add(p); 8289 8290 if (p.usesLibraries != null) { 8291 findSharedNonSystemLibrariesRecursive(p.usesLibraries, 8292 null, collected, collectedNames); 8293 } 8294 if (p.usesOptionalLibraries != null) { 8295 findSharedNonSystemLibrariesRecursive(p.usesOptionalLibraries, 8296 null, collected, collectedNames); 8297 } 8298 if (p.usesStaticLibraries != null) { 8299 findSharedNonSystemLibrariesRecursive(p.usesStaticLibraries, 8300 p.usesStaticLibrariesVersions, collected, collectedNames); 8301 } 8302 } 8303 } 8304 8305 private void findSharedNonSystemLibrariesRecursive(ArrayList<String> libs, int[] versions, 8306 ArrayList<PackageParser.Package> collected, Set<String> collectedNames) { 8307 final int libNameCount = libs.size(); 8308 for (int i = 0; i < libNameCount; i++) { 8309 String libName = libs.get(i); 8310 int version = (versions != null && versions.length == libNameCount) 8311 ? versions[i] : PackageManager.VERSION_CODE_HIGHEST; 8312 PackageParser.Package libPkg = findSharedNonSystemLibrary(libName, version); 8313 if (libPkg != null) { 8314 findSharedNonSystemLibrariesRecursive(libPkg, collected, collectedNames); 8315 } 8316 } 8317 } 8318 8319 private PackageParser.Package findSharedNonSystemLibrary(String name, int version) { 8320 synchronized (mPackages) { 8321 SharedLibraryEntry libEntry = getSharedLibraryEntryLPr(name, version); 8322 if (libEntry != null) { 8323 return mPackages.get(libEntry.apk); 8324 } 8325 return null; 8326 } 8327 } 8328 8329 private SharedLibraryEntry getSharedLibraryEntryLPr(String name, int version) { 8330 SparseArray<SharedLibraryEntry> versionedLib = mSharedLibraries.get(name); 8331 if (versionedLib == null) { 8332 return null; 8333 } 8334 return versionedLib.get(version); 8335 } 8336 8337 private SharedLibraryEntry getLatestSharedLibraVersionLPr(PackageParser.Package pkg) { 8338 SparseArray<SharedLibraryEntry> versionedLib = mSharedLibraries.get( 8339 pkg.staticSharedLibName); 8340 if (versionedLib == null) { 8341 return null; 8342 } 8343 int previousLibVersion = -1; 8344 final int versionCount = versionedLib.size(); 8345 for (int i = 0; i < versionCount; i++) { 8346 final int libVersion = versionedLib.keyAt(i); 8347 if (libVersion < pkg.staticSharedLibVersion) { 8348 previousLibVersion = Math.max(previousLibVersion, libVersion); 8349 } 8350 } 8351 if (previousLibVersion >= 0) { 8352 return versionedLib.get(previousLibVersion); 8353 } 8354 return null; 8355 } 8356 8357 public void shutdown() { 8358 mPackageUsage.writeNow(mPackages); 8359 mCompilerStats.writeNow(); 8360 } 8361 8362 @Override 8363 public void dumpProfiles(String packageName) { 8364 PackageParser.Package pkg; 8365 synchronized (mPackages) { 8366 pkg = mPackages.get(packageName); 8367 if (pkg == null) { 8368 throw new IllegalArgumentException("Unknown package: " + packageName); 8369 } 8370 } 8371 /* Only the shell, root, or the app user should be able to dump profiles. */ 8372 int callingUid = Binder.getCallingUid(); 8373 if (callingUid != Process.SHELL_UID && 8374 callingUid != Process.ROOT_UID && 8375 callingUid != pkg.applicationInfo.uid) { 8376 throw new SecurityException("dumpProfiles"); 8377 } 8378 8379 synchronized (mInstallLock) { 8380 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "dump profiles"); 8381 final int sharedGid = UserHandle.getSharedAppGid(pkg.applicationInfo.uid); 8382 try { 8383 List<String> allCodePaths = pkg.getAllCodePathsExcludingResourceOnly(); 8384 String codePaths = TextUtils.join(";", allCodePaths); 8385 mInstaller.dumpProfiles(sharedGid, packageName, codePaths); 8386 } catch (InstallerException e) { 8387 Slog.w(TAG, "Failed to dump profiles", e); 8388 } 8389 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 8390 } 8391 } 8392 8393 @Override 8394 public void forceDexOpt(String packageName) { 8395 enforceSystemOrRoot("forceDexOpt"); 8396 8397 PackageParser.Package pkg; 8398 synchronized (mPackages) { 8399 pkg = mPackages.get(packageName); 8400 if (pkg == null) { 8401 throw new IllegalArgumentException("Unknown package: " + packageName); 8402 } 8403 } 8404 8405 synchronized (mInstallLock) { 8406 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "dexopt"); 8407 8408 // Whoever is calling forceDexOpt wants a fully compiled package. 8409 // Don't use profiles since that may cause compilation to be skipped. 8410 final int res = performDexOptInternalWithDependenciesLI(pkg, 8411 false /* checkProfiles */, getCompilerFilterForReason(REASON_FORCED_DEXOPT), 8412 true /* force */); 8413 8414 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 8415 if (res != PackageDexOptimizer.DEX_OPT_PERFORMED) { 8416 throw new IllegalStateException("Failed to dexopt: " + res); 8417 } 8418 } 8419 } 8420 8421 private boolean verifyPackageUpdateLPr(PackageSetting oldPkg, PackageParser.Package newPkg) { 8422 if ((oldPkg.pkgFlags&ApplicationInfo.FLAG_SYSTEM) == 0) { 8423 Slog.w(TAG, "Unable to update from " + oldPkg.name 8424 + " to " + newPkg.packageName 8425 + ": old package not in system partition"); 8426 return false; 8427 } else if (mPackages.get(oldPkg.name) != null) { 8428 Slog.w(TAG, "Unable to update from " + oldPkg.name 8429 + " to " + newPkg.packageName 8430 + ": old package still exists"); 8431 return false; 8432 } 8433 return true; 8434 } 8435 8436 void removeCodePathLI(File codePath) { 8437 if (codePath.isDirectory()) { 8438 try { 8439 mInstaller.rmPackageDir(codePath.getAbsolutePath()); 8440 } catch (InstallerException e) { 8441 Slog.w(TAG, "Failed to remove code path", e); 8442 } 8443 } else { 8444 codePath.delete(); 8445 } 8446 } 8447 8448 private int[] resolveUserIds(int userId) { 8449 return (userId == UserHandle.USER_ALL) ? sUserManager.getUserIds() : new int[] { userId }; 8450 } 8451 8452 private void clearAppDataLIF(PackageParser.Package pkg, int userId, int flags) { 8453 if (pkg == null) { 8454 Slog.wtf(TAG, "Package was null!", new Throwable()); 8455 return; 8456 } 8457 clearAppDataLeafLIF(pkg, userId, flags); 8458 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 8459 for (int i = 0; i < childCount; i++) { 8460 clearAppDataLeafLIF(pkg.childPackages.get(i), userId, flags); 8461 } 8462 } 8463 8464 private void clearAppDataLeafLIF(PackageParser.Package pkg, int userId, int flags) { 8465 final PackageSetting ps; 8466 synchronized (mPackages) { 8467 ps = mSettings.mPackages.get(pkg.packageName); 8468 } 8469 for (int realUserId : resolveUserIds(userId)) { 8470 final long ceDataInode = (ps != null) ? ps.getCeDataInode(realUserId) : 0; 8471 try { 8472 mInstaller.clearAppData(pkg.volumeUuid, pkg.packageName, realUserId, flags, 8473 ceDataInode); 8474 } catch (InstallerException e) { 8475 Slog.w(TAG, String.valueOf(e)); 8476 } 8477 } 8478 } 8479 8480 private void destroyAppDataLIF(PackageParser.Package pkg, int userId, int flags) { 8481 if (pkg == null) { 8482 Slog.wtf(TAG, "Package was null!", new Throwable()); 8483 return; 8484 } 8485 destroyAppDataLeafLIF(pkg, userId, flags); 8486 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 8487 for (int i = 0; i < childCount; i++) { 8488 destroyAppDataLeafLIF(pkg.childPackages.get(i), userId, flags); 8489 } 8490 } 8491 8492 private void destroyAppDataLeafLIF(PackageParser.Package pkg, int userId, int flags) { 8493 final PackageSetting ps; 8494 synchronized (mPackages) { 8495 ps = mSettings.mPackages.get(pkg.packageName); 8496 } 8497 for (int realUserId : resolveUserIds(userId)) { 8498 final long ceDataInode = (ps != null) ? ps.getCeDataInode(realUserId) : 0; 8499 try { 8500 mInstaller.destroyAppData(pkg.volumeUuid, pkg.packageName, realUserId, flags, 8501 ceDataInode); 8502 } catch (InstallerException e) { 8503 Slog.w(TAG, String.valueOf(e)); 8504 } 8505 } 8506 } 8507 8508 private void destroyAppProfilesLIF(PackageParser.Package pkg, int userId) { 8509 if (pkg == null) { 8510 Slog.wtf(TAG, "Package was null!", new Throwable()); 8511 return; 8512 } 8513 destroyAppProfilesLeafLIF(pkg); 8514 destroyAppReferenceProfileLeafLIF(pkg, userId, true /* removeBaseMarker */); 8515 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 8516 for (int i = 0; i < childCount; i++) { 8517 destroyAppProfilesLeafLIF(pkg.childPackages.get(i)); 8518 destroyAppReferenceProfileLeafLIF(pkg.childPackages.get(i), userId, 8519 true /* removeBaseMarker */); 8520 } 8521 } 8522 8523 private void destroyAppReferenceProfileLeafLIF(PackageParser.Package pkg, int userId, 8524 boolean removeBaseMarker) { 8525 if (pkg.isForwardLocked()) { 8526 return; 8527 } 8528 8529 for (String path : pkg.getAllCodePathsExcludingResourceOnly()) { 8530 try { 8531 path = PackageManagerServiceUtils.realpath(new File(path)); 8532 } catch (IOException e) { 8533 // TODO: Should we return early here ? 8534 Slog.w(TAG, "Failed to get canonical path", e); 8535 continue; 8536 } 8537 8538 final String useMarker = path.replace('/', '@'); 8539 for (int realUserId : resolveUserIds(userId)) { 8540 File profileDir = Environment.getDataProfilesDeForeignDexDirectory(realUserId); 8541 if (removeBaseMarker) { 8542 File foreignUseMark = new File(profileDir, useMarker); 8543 if (foreignUseMark.exists()) { 8544 if (!foreignUseMark.delete()) { 8545 Slog.w(TAG, "Unable to delete foreign user mark for package: " 8546 + pkg.packageName); 8547 } 8548 } 8549 } 8550 8551 File[] markers = profileDir.listFiles(); 8552 if (markers != null) { 8553 final String searchString = "@" + pkg.packageName + "@"; 8554 // We also delete all markers that contain the package name we're 8555 // uninstalling. These are associated with secondary dex-files belonging 8556 // to the package. Reconstructing the path of these dex files is messy 8557 // in general. 8558 for (File marker : markers) { 8559 if (marker.getName().indexOf(searchString) > 0) { 8560 if (!marker.delete()) { 8561 Slog.w(TAG, "Unable to delete foreign user mark for package: " 8562 + pkg.packageName); 8563 } 8564 } 8565 } 8566 } 8567 } 8568 } 8569 } 8570 8571 private void destroyAppProfilesLeafLIF(PackageParser.Package pkg) { 8572 try { 8573 mInstaller.destroyAppProfiles(pkg.packageName); 8574 } catch (InstallerException e) { 8575 Slog.w(TAG, String.valueOf(e)); 8576 } 8577 } 8578 8579 private void clearAppProfilesLIF(PackageParser.Package pkg, int userId) { 8580 if (pkg == null) { 8581 Slog.wtf(TAG, "Package was null!", new Throwable()); 8582 return; 8583 } 8584 clearAppProfilesLeafLIF(pkg); 8585 // We don't remove the base foreign use marker when clearing profiles because 8586 // we will rename it when the app is updated. Unlike the actual profile contents, 8587 // the foreign use marker is good across installs. 8588 destroyAppReferenceProfileLeafLIF(pkg, userId, false /* removeBaseMarker */); 8589 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 8590 for (int i = 0; i < childCount; i++) { 8591 clearAppProfilesLeafLIF(pkg.childPackages.get(i)); 8592 } 8593 } 8594 8595 private void clearAppProfilesLeafLIF(PackageParser.Package pkg) { 8596 try { 8597 mInstaller.clearAppProfiles(pkg.packageName); 8598 } catch (InstallerException e) { 8599 Slog.w(TAG, String.valueOf(e)); 8600 } 8601 } 8602 8603 private void setInstallAndUpdateTime(PackageParser.Package pkg, long firstInstallTime, 8604 long lastUpdateTime) { 8605 // Set parent install/update time 8606 PackageSetting ps = (PackageSetting) pkg.mExtras; 8607 if (ps != null) { 8608 ps.firstInstallTime = firstInstallTime; 8609 ps.lastUpdateTime = lastUpdateTime; 8610 } 8611 // Set children install/update time 8612 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 8613 for (int i = 0; i < childCount; i++) { 8614 PackageParser.Package childPkg = pkg.childPackages.get(i); 8615 ps = (PackageSetting) childPkg.mExtras; 8616 if (ps != null) { 8617 ps.firstInstallTime = firstInstallTime; 8618 ps.lastUpdateTime = lastUpdateTime; 8619 } 8620 } 8621 } 8622 8623 private void addSharedLibraryLPr(ArraySet<String> usesLibraryFiles, SharedLibraryEntry file, 8624 PackageParser.Package changingLib) { 8625 if (file.path != null) { 8626 usesLibraryFiles.add(file.path); 8627 return; 8628 } 8629 PackageParser.Package p = mPackages.get(file.apk); 8630 if (changingLib != null && changingLib.packageName.equals(file.apk)) { 8631 // If we are doing this while in the middle of updating a library apk, 8632 // then we need to make sure to use that new apk for determining the 8633 // dependencies here. (We haven't yet finished committing the new apk 8634 // to the package manager state.) 8635 if (p == null || p.packageName.equals(changingLib.packageName)) { 8636 p = changingLib; 8637 } 8638 } 8639 if (p != null) { 8640 usesLibraryFiles.addAll(p.getAllCodePaths()); 8641 } 8642 } 8643 8644 private void updateSharedLibrariesLPr(PackageParser.Package pkg, 8645 PackageParser.Package changingLib) throws PackageManagerException { 8646 if (pkg == null) { 8647 return; 8648 } 8649 ArraySet<String> usesLibraryFiles = null; 8650 if (pkg.usesLibraries != null) { 8651 usesLibraryFiles = addSharedLibrariesLPw(pkg.usesLibraries, 8652 null, null, pkg.packageName, changingLib, true, null); 8653 } 8654 if (pkg.usesStaticLibraries != null) { 8655 usesLibraryFiles = addSharedLibrariesLPw(pkg.usesStaticLibraries, 8656 pkg.usesStaticLibrariesVersions, pkg.usesStaticLibrariesCertDigests, 8657 pkg.packageName, changingLib, true, usesLibraryFiles); 8658 } 8659 if (pkg.usesOptionalLibraries != null) { 8660 usesLibraryFiles = addSharedLibrariesLPw(pkg.usesOptionalLibraries, 8661 null, null, pkg.packageName, changingLib, false, usesLibraryFiles); 8662 } 8663 if (!ArrayUtils.isEmpty(usesLibraryFiles)) { 8664 pkg.usesLibraryFiles = usesLibraryFiles.toArray(new String[usesLibraryFiles.size()]); 8665 } else { 8666 pkg.usesLibraryFiles = null; 8667 } 8668 } 8669 8670 private ArraySet<String> addSharedLibrariesLPw(@NonNull List<String> requestedLibraries, 8671 @Nullable int[] requiredVersions, @Nullable String[] requiredCertDigests, 8672 @NonNull String packageName, @Nullable PackageParser.Package changingLib, 8673 boolean required, @Nullable ArraySet<String> outUsedLibraries) 8674 throws PackageManagerException { 8675 final int libCount = requestedLibraries.size(); 8676 for (int i = 0; i < libCount; i++) { 8677 final String libName = requestedLibraries.get(i); 8678 final int libVersion = requiredVersions != null ? requiredVersions[i] 8679 : SharedLibraryInfo.VERSION_UNDEFINED; 8680 final SharedLibraryEntry libEntry = getSharedLibraryEntryLPr(libName, libVersion); 8681 if (libEntry == null) { 8682 if (required) { 8683 throw new PackageManagerException(INSTALL_FAILED_MISSING_SHARED_LIBRARY, 8684 "Package " + packageName + " requires unavailable shared library " 8685 + libName + "; failing!"); 8686 } else { 8687 Slog.w(TAG, "Package " + packageName 8688 + " desires unavailable shared library " 8689 + libName + "; ignoring!"); 8690 } 8691 } else { 8692 if (requiredVersions != null && requiredCertDigests != null) { 8693 if (libEntry.info.getVersion() != requiredVersions[i]) { 8694 throw new PackageManagerException(INSTALL_FAILED_MISSING_SHARED_LIBRARY, 8695 "Package " + packageName + " requires unavailable static shared" 8696 + " library " + libName + " version " 8697 + libEntry.info.getVersion() + "; failing!"); 8698 } 8699 8700 PackageParser.Package libPkg = mPackages.get(libEntry.apk); 8701 if (libPkg == null) { 8702 throw new PackageManagerException(INSTALL_FAILED_MISSING_SHARED_LIBRARY, 8703 "Package " + packageName + " requires unavailable static shared" 8704 + " library; failing!"); 8705 } 8706 8707 String expectedCertDigest = requiredCertDigests[i]; 8708 String libCertDigest = PackageUtils.computeCertSha256Digest( 8709 libPkg.mSignatures[0]); 8710 if (!libCertDigest.equalsIgnoreCase(expectedCertDigest)) { 8711 throw new PackageManagerException(INSTALL_FAILED_MISSING_SHARED_LIBRARY, 8712 "Package " + packageName + " requires differently signed" + 8713 " static shared library; failing!"); 8714 } 8715 } 8716 8717 if (outUsedLibraries == null) { 8718 outUsedLibraries = new ArraySet<>(); 8719 } 8720 addSharedLibraryLPr(outUsedLibraries, libEntry, changingLib); 8721 } 8722 } 8723 return outUsedLibraries; 8724 } 8725 8726 private static boolean hasString(List<String> list, List<String> which) { 8727 if (list == null) { 8728 return false; 8729 } 8730 for (int i=list.size()-1; i>=0; i--) { 8731 for (int j=which.size()-1; j>=0; j--) { 8732 if (which.get(j).equals(list.get(i))) { 8733 return true; 8734 } 8735 } 8736 } 8737 return false; 8738 } 8739 8740 private ArrayList<PackageParser.Package> updateAllSharedLibrariesLPw( 8741 PackageParser.Package changingPkg) { 8742 ArrayList<PackageParser.Package> res = null; 8743 for (PackageParser.Package pkg : mPackages.values()) { 8744 if (changingPkg != null 8745 && !hasString(pkg.usesLibraries, changingPkg.libraryNames) 8746 && !hasString(pkg.usesOptionalLibraries, changingPkg.libraryNames) 8747 && !ArrayUtils.contains(pkg.usesStaticLibraries, 8748 changingPkg.staticSharedLibName)) { 8749 return null; 8750 } 8751 if (res == null) { 8752 res = new ArrayList<>(); 8753 } 8754 res.add(pkg); 8755 try { 8756 updateSharedLibrariesLPr(pkg, changingPkg); 8757 } catch (PackageManagerException e) { 8758 // If a system app update or an app and a required lib missing we 8759 // delete the package and for updated system apps keep the data as 8760 // it is better for the user to reinstall than to be in an limbo 8761 // state. Also libs disappearing under an app should never happen 8762 // - just in case. 8763 if (!pkg.isSystemApp() || pkg.isUpdatedSystemApp()) { 8764 final int flags = pkg.isUpdatedSystemApp() 8765 ? PackageManager.DELETE_KEEP_DATA : 0; 8766 deletePackageLIF(pkg.packageName, null, true, sUserManager.getUserIds(), 8767 flags , null, true, null); 8768 } 8769 Slog.e(TAG, "updateAllSharedLibrariesLPw failed: " + e.getMessage()); 8770 } 8771 } 8772 return res; 8773 } 8774 8775 /** 8776 * Derive the value of the {@code cpuAbiOverride} based on the provided 8777 * value and an optional stored value from the package settings. 8778 */ 8779 private static String deriveAbiOverride(String abiOverride, PackageSetting settings) { 8780 String cpuAbiOverride = null; 8781 8782 if (NativeLibraryHelper.CLEAR_ABI_OVERRIDE.equals(abiOverride)) { 8783 cpuAbiOverride = null; 8784 } else if (abiOverride != null) { 8785 cpuAbiOverride = abiOverride; 8786 } else if (settings != null) { 8787 cpuAbiOverride = settings.cpuAbiOverrideString; 8788 } 8789 8790 return cpuAbiOverride; 8791 } 8792 8793 private PackageParser.Package scanPackageTracedLI(PackageParser.Package pkg, 8794 final int policyFlags, int scanFlags, long currentTime, UserHandle user) 8795 throws PackageManagerException { 8796 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "scanPackage"); 8797 // If the package has children and this is the first dive in the function 8798 // we recursively scan the package with the SCAN_CHECK_ONLY flag set to see 8799 // whether all packages (parent and children) would be successfully scanned 8800 // before the actual scan since scanning mutates internal state and we want 8801 // to atomically install the package and its children. 8802 if ((scanFlags & SCAN_CHECK_ONLY) == 0) { 8803 if (pkg.childPackages != null && pkg.childPackages.size() > 0) { 8804 scanFlags |= SCAN_CHECK_ONLY; 8805 } 8806 } else { 8807 scanFlags &= ~SCAN_CHECK_ONLY; 8808 } 8809 8810 final PackageParser.Package scannedPkg; 8811 try { 8812 // Scan the parent 8813 scannedPkg = scanPackageLI(pkg, policyFlags, scanFlags, currentTime, user); 8814 // Scan the children 8815 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 8816 for (int i = 0; i < childCount; i++) { 8817 PackageParser.Package childPkg = pkg.childPackages.get(i); 8818 scanPackageLI(childPkg, policyFlags, 8819 scanFlags, currentTime, user); 8820 } 8821 } finally { 8822 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 8823 } 8824 8825 if ((scanFlags & SCAN_CHECK_ONLY) != 0) { 8826 return scanPackageTracedLI(pkg, policyFlags, scanFlags, currentTime, user); 8827 } 8828 8829 return scannedPkg; 8830 } 8831 8832 private PackageParser.Package scanPackageLI(PackageParser.Package pkg, final int policyFlags, 8833 int scanFlags, long currentTime, UserHandle user) throws PackageManagerException { 8834 boolean success = false; 8835 try { 8836 final PackageParser.Package res = scanPackageDirtyLI(pkg, policyFlags, scanFlags, 8837 currentTime, user); 8838 success = true; 8839 return res; 8840 } finally { 8841 if (!success && (scanFlags & SCAN_DELETE_DATA_ON_FAILURES) != 0) { 8842 // DELETE_DATA_ON_FAILURES is only used by frozen paths 8843 destroyAppDataLIF(pkg, UserHandle.USER_ALL, 8844 StorageManager.FLAG_STORAGE_DE | StorageManager.FLAG_STORAGE_CE); 8845 destroyAppProfilesLIF(pkg, UserHandle.USER_ALL); 8846 } 8847 } 8848 } 8849 8850 /** 8851 * Returns {@code true} if the given file contains code. Otherwise {@code false}. 8852 */ 8853 private static boolean apkHasCode(String fileName) { 8854 StrictJarFile jarFile = null; 8855 try { 8856 jarFile = new StrictJarFile(fileName, 8857 false /*verify*/, false /*signatureSchemeRollbackProtectionsEnforced*/); 8858 return jarFile.findEntry("classes.dex") != null; 8859 } catch (IOException ignore) { 8860 } finally { 8861 try { 8862 if (jarFile != null) { 8863 jarFile.close(); 8864 } 8865 } catch (IOException ignore) {} 8866 } 8867 return false; 8868 } 8869 8870 /** 8871 * Enforces code policy for the package. This ensures that if an APK has 8872 * declared hasCode="true" in its manifest that the APK actually contains 8873 * code. 8874 * 8875 * @throws PackageManagerException If bytecode could not be found when it should exist 8876 */ 8877 private static void assertCodePolicy(PackageParser.Package pkg) 8878 throws PackageManagerException { 8879 final boolean shouldHaveCode = 8880 (pkg.applicationInfo.flags & ApplicationInfo.FLAG_HAS_CODE) != 0; 8881 if (shouldHaveCode && !apkHasCode(pkg.baseCodePath)) { 8882 throw new PackageManagerException(INSTALL_FAILED_INVALID_APK, 8883 "Package " + pkg.baseCodePath + " code is missing"); 8884 } 8885 8886 if (!ArrayUtils.isEmpty(pkg.splitCodePaths)) { 8887 for (int i = 0; i < pkg.splitCodePaths.length; i++) { 8888 final boolean splitShouldHaveCode = 8889 (pkg.splitFlags[i] & ApplicationInfo.FLAG_HAS_CODE) != 0; 8890 if (splitShouldHaveCode && !apkHasCode(pkg.splitCodePaths[i])) { 8891 throw new PackageManagerException(INSTALL_FAILED_INVALID_APK, 8892 "Package " + pkg.splitCodePaths[i] + " code is missing"); 8893 } 8894 } 8895 } 8896 } 8897 8898 private PackageParser.Package scanPackageDirtyLI(PackageParser.Package pkg, 8899 final int policyFlags, final int scanFlags, long currentTime, UserHandle user) 8900 throws PackageManagerException { 8901 if (DEBUG_PACKAGE_SCANNING) { 8902 if ((policyFlags & PackageParser.PARSE_CHATTY) != 0) 8903 Log.d(TAG, "Scanning package " + pkg.packageName); 8904 } 8905 8906 applyPolicy(pkg, policyFlags); 8907 8908 assertPackageIsValid(pkg, policyFlags, scanFlags); 8909 8910 // Initialize package source and resource directories 8911 final File scanFile = new File(pkg.codePath); 8912 final File destCodeFile = new File(pkg.applicationInfo.getCodePath()); 8913 final File destResourceFile = new File(pkg.applicationInfo.getResourcePath()); 8914 8915 SharedUserSetting suid = null; 8916 PackageSetting pkgSetting = null; 8917 8918 // Getting the package setting may have a side-effect, so if we 8919 // are only checking if scan would succeed, stash a copy of the 8920 // old setting to restore at the end. 8921 PackageSetting nonMutatedPs = null; 8922 8923 // We keep references to the derived CPU Abis from settings in oder to reuse 8924 // them in the case where we're not upgrading or booting for the first time. 8925 String primaryCpuAbiFromSettings = null; 8926 String secondaryCpuAbiFromSettings = null; 8927 8928 // writer 8929 synchronized (mPackages) { 8930 if (pkg.mSharedUserId != null) { 8931 // SIDE EFFECTS; may potentially allocate a new shared user 8932 suid = mSettings.getSharedUserLPw( 8933 pkg.mSharedUserId, 0 /*pkgFlags*/, 0 /*pkgPrivateFlags*/, true /*create*/); 8934 if (DEBUG_PACKAGE_SCANNING) { 8935 if ((policyFlags & PackageParser.PARSE_CHATTY) != 0) 8936 Log.d(TAG, "Shared UserID " + pkg.mSharedUserId + " (uid=" + suid.userId 8937 + "): packages=" + suid.packages); 8938 } 8939 } 8940 8941 // Check if we are renaming from an original package name. 8942 PackageSetting origPackage = null; 8943 String realName = null; 8944 if (pkg.mOriginalPackages != null) { 8945 // This package may need to be renamed to a previously 8946 // installed name. Let's check on that... 8947 final String renamed = mSettings.getRenamedPackageLPr(pkg.mRealPackage); 8948 if (pkg.mOriginalPackages.contains(renamed)) { 8949 // This package had originally been installed as the 8950 // original name, and we have already taken care of 8951 // transitioning to the new one. Just update the new 8952 // one to continue using the old name. 8953 realName = pkg.mRealPackage; 8954 if (!pkg.packageName.equals(renamed)) { 8955 // Callers into this function may have already taken 8956 // care of renaming the package; only do it here if 8957 // it is not already done. 8958 pkg.setPackageName(renamed); 8959 } 8960 } else { 8961 for (int i=pkg.mOriginalPackages.size()-1; i>=0; i--) { 8962 if ((origPackage = mSettings.getPackageLPr( 8963 pkg.mOriginalPackages.get(i))) != null) { 8964 // We do have the package already installed under its 8965 // original name... should we use it? 8966 if (!verifyPackageUpdateLPr(origPackage, pkg)) { 8967 // New package is not compatible with original. 8968 origPackage = null; 8969 continue; 8970 } else if (origPackage.sharedUser != null) { 8971 // Make sure uid is compatible between packages. 8972 if (!origPackage.sharedUser.name.equals(pkg.mSharedUserId)) { 8973 Slog.w(TAG, "Unable to migrate data from " + origPackage.name 8974 + " to " + pkg.packageName + ": old uid " 8975 + origPackage.sharedUser.name 8976 + " differs from " + pkg.mSharedUserId); 8977 origPackage = null; 8978 continue; 8979 } 8980 // TODO: Add case when shared user id is added [b/28144775] 8981 } else { 8982 if (DEBUG_UPGRADE) Log.v(TAG, "Renaming new package " 8983 + pkg.packageName + " to old name " + origPackage.name); 8984 } 8985 break; 8986 } 8987 } 8988 } 8989 } 8990 8991 if (mTransferedPackages.contains(pkg.packageName)) { 8992 Slog.w(TAG, "Package " + pkg.packageName 8993 + " was transferred to another, but its .apk remains"); 8994 } 8995 8996 // See comments in nonMutatedPs declaration 8997 if ((scanFlags & SCAN_CHECK_ONLY) != 0) { 8998 PackageSetting foundPs = mSettings.getPackageLPr(pkg.packageName); 8999 if (foundPs != null) { 9000 nonMutatedPs = new PackageSetting(foundPs); 9001 } 9002 } 9003 9004 if ((scanFlags & SCAN_FIRST_BOOT_OR_UPGRADE) == 0) { 9005 PackageSetting foundPs = mSettings.getPackageLPr(pkg.packageName); 9006 if (foundPs != null) { 9007 primaryCpuAbiFromSettings = foundPs.primaryCpuAbiString; 9008 secondaryCpuAbiFromSettings = foundPs.secondaryCpuAbiString; 9009 } 9010 } 9011 9012 pkgSetting = mSettings.getPackageLPr(pkg.packageName); 9013 if (pkgSetting != null && pkgSetting.sharedUser != suid) { 9014 PackageManagerService.reportSettingsProblem(Log.WARN, 9015 "Package " + pkg.packageName + " shared user changed from " 9016 + (pkgSetting.sharedUser != null 9017 ? pkgSetting.sharedUser.name : "<nothing>") 9018 + " to " 9019 + (suid != null ? suid.name : "<nothing>") 9020 + "; replacing with new"); 9021 pkgSetting = null; 9022 } 9023 final PackageSetting oldPkgSetting = 9024 pkgSetting == null ? null : new PackageSetting(pkgSetting); 9025 final PackageSetting disabledPkgSetting = 9026 mSettings.getDisabledSystemPkgLPr(pkg.packageName); 9027 9028 String[] usesStaticLibraries = null; 9029 if (pkg.usesStaticLibraries != null) { 9030 usesStaticLibraries = new String[pkg.usesStaticLibraries.size()]; 9031 pkg.usesStaticLibraries.toArray(usesStaticLibraries); 9032 } 9033 9034 if (pkgSetting == null) { 9035 final String parentPackageName = (pkg.parentPackage != null) 9036 ? pkg.parentPackage.packageName : null; 9037 9038 // REMOVE SharedUserSetting from method; update in a separate call 9039 pkgSetting = Settings.createNewSetting(pkg.packageName, origPackage, 9040 disabledPkgSetting, realName, suid, destCodeFile, destResourceFile, 9041 pkg.applicationInfo.nativeLibraryRootDir, pkg.applicationInfo.primaryCpuAbi, 9042 pkg.applicationInfo.secondaryCpuAbi, pkg.mVersionCode, 9043 pkg.applicationInfo.flags, pkg.applicationInfo.privateFlags, user, 9044 true /*allowInstall*/, parentPackageName, pkg.getChildPackageNames(), 9045 UserManagerService.getInstance(), usesStaticLibraries, 9046 pkg.usesStaticLibrariesVersions); 9047 // SIDE EFFECTS; updates system state; move elsewhere 9048 if (origPackage != null) { 9049 mSettings.addRenamedPackageLPw(pkg.packageName, origPackage.name); 9050 } 9051 mSettings.addUserToSettingLPw(pkgSetting); 9052 } else { 9053 // REMOVE SharedUserSetting from method; update in a separate call. 9054 // 9055 // TODO(narayan): This update is bogus. nativeLibraryDir & primaryCpuAbi, 9056 // secondaryCpuAbi are not known at this point so we always update them 9057 // to null here, only to reset them at a later point. 9058 Settings.updatePackageSetting(pkgSetting, disabledPkgSetting, suid, destCodeFile, 9059 pkg.applicationInfo.nativeLibraryDir, pkg.applicationInfo.primaryCpuAbi, 9060 pkg.applicationInfo.secondaryCpuAbi, pkg.applicationInfo.flags, 9061 pkg.applicationInfo.privateFlags, pkg.getChildPackageNames(), 9062 UserManagerService.getInstance(), usesStaticLibraries, 9063 pkg.usesStaticLibrariesVersions); 9064 } 9065 // SIDE EFFECTS; persists system state to files on disk; move elsewhere 9066 mSettings.writeUserRestrictionsLPw(pkgSetting, oldPkgSetting); 9067 9068 // SIDE EFFECTS; modifies system state; move elsewhere 9069 if (pkgSetting.origPackage != null) { 9070 // If we are first transitioning from an original package, 9071 // fix up the new package's name now. We need to do this after 9072 // looking up the package under its new name, so getPackageLP 9073 // can take care of fiddling things correctly. 9074 pkg.setPackageName(origPackage.name); 9075 9076 // File a report about this. 9077 String msg = "New package " + pkgSetting.realName 9078 + " renamed to replace old package " + pkgSetting.name; 9079 reportSettingsProblem(Log.WARN, msg); 9080 9081 // Make a note of it. 9082 if ((scanFlags & SCAN_CHECK_ONLY) == 0) { 9083 mTransferedPackages.add(origPackage.name); 9084 } 9085 9086 // No longer need to retain this. 9087 pkgSetting.origPackage = null; 9088 } 9089 9090 // SIDE EFFECTS; modifies system state; move elsewhere 9091 if ((scanFlags & SCAN_CHECK_ONLY) == 0 && realName != null) { 9092 // Make a note of it. 9093 mTransferedPackages.add(pkg.packageName); 9094 } 9095 9096 if (mSettings.isDisabledSystemPackageLPr(pkg.packageName)) { 9097 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_UPDATED_SYSTEM_APP; 9098 } 9099 9100 if ((scanFlags & SCAN_BOOTING) == 0 9101 && (policyFlags & PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 9102 // Check all shared libraries and map to their actual file path. 9103 // We only do this here for apps not on a system dir, because those 9104 // are the only ones that can fail an install due to this. We 9105 // will take care of the system apps by updating all of their 9106 // library paths after the scan is done. Also during the initial 9107 // scan don't update any libs as we do this wholesale after all 9108 // apps are scanned to avoid dependency based scanning. 9109 updateSharedLibrariesLPr(pkg, null); 9110 } 9111 9112 if (mFoundPolicyFile) { 9113 SELinuxMMAC.assignSeinfoValue(pkg); 9114 } 9115 9116 pkg.applicationInfo.uid = pkgSetting.appId; 9117 pkg.mExtras = pkgSetting; 9118 9119 9120 // Static shared libs have same package with different versions where 9121 // we internally use a synthetic package name to allow multiple versions 9122 // of the same package, therefore we need to compare signatures against 9123 // the package setting for the latest library version. 9124 PackageSetting signatureCheckPs = pkgSetting; 9125 if (pkg.applicationInfo.isStaticSharedLibrary()) { 9126 SharedLibraryEntry libraryEntry = getLatestSharedLibraVersionLPr(pkg); 9127 if (libraryEntry != null) { 9128 signatureCheckPs = mSettings.getPackageLPr(libraryEntry.apk); 9129 } 9130 } 9131 9132 if (shouldCheckUpgradeKeySetLP(signatureCheckPs, scanFlags)) { 9133 if (checkUpgradeKeySetLP(signatureCheckPs, pkg)) { 9134 // We just determined the app is signed correctly, so bring 9135 // over the latest parsed certs. 9136 pkgSetting.signatures.mSignatures = pkg.mSignatures; 9137 } else { 9138 if ((policyFlags & PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 9139 throw new PackageManagerException(INSTALL_FAILED_UPDATE_INCOMPATIBLE, 9140 "Package " + pkg.packageName + " upgrade keys do not match the " 9141 + "previously installed version"); 9142 } else { 9143 pkgSetting.signatures.mSignatures = pkg.mSignatures; 9144 String msg = "System package " + pkg.packageName 9145 + " signature changed; retaining data."; 9146 reportSettingsProblem(Log.WARN, msg); 9147 } 9148 } 9149 } else { 9150 try { 9151 // SIDE EFFECTS; compareSignaturesCompat() changes KeysetManagerService 9152 verifySignaturesLP(signatureCheckPs, pkg); 9153 // We just determined the app is signed correctly, so bring 9154 // over the latest parsed certs. 9155 pkgSetting.signatures.mSignatures = pkg.mSignatures; 9156 } catch (PackageManagerException e) { 9157 if ((policyFlags & PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 9158 throw e; 9159 } 9160 // The signature has changed, but this package is in the system 9161 // image... let's recover! 9162 pkgSetting.signatures.mSignatures = pkg.mSignatures; 9163 // However... if this package is part of a shared user, but it 9164 // doesn't match the signature of the shared user, let's fail. 9165 // What this means is that you can't change the signatures 9166 // associated with an overall shared user, which doesn't seem all 9167 // that unreasonable. 9168 if (signatureCheckPs.sharedUser != null) { 9169 if (compareSignatures(signatureCheckPs.sharedUser.signatures.mSignatures, 9170 pkg.mSignatures) != PackageManager.SIGNATURE_MATCH) { 9171 throw new PackageManagerException( 9172 INSTALL_PARSE_FAILED_INCONSISTENT_CERTIFICATES, 9173 "Signature mismatch for shared user: " 9174 + pkgSetting.sharedUser); 9175 } 9176 } 9177 // File a report about this. 9178 String msg = "System package " + pkg.packageName 9179 + " signature changed; retaining data."; 9180 reportSettingsProblem(Log.WARN, msg); 9181 } 9182 } 9183 9184 if ((scanFlags & SCAN_CHECK_ONLY) == 0 && pkg.mAdoptPermissions != null) { 9185 // This package wants to adopt ownership of permissions from 9186 // another package. 9187 for (int i = pkg.mAdoptPermissions.size() - 1; i >= 0; i--) { 9188 final String origName = pkg.mAdoptPermissions.get(i); 9189 final PackageSetting orig = mSettings.getPackageLPr(origName); 9190 if (orig != null) { 9191 if (verifyPackageUpdateLPr(orig, pkg)) { 9192 Slog.i(TAG, "Adopting permissions from " + origName + " to " 9193 + pkg.packageName); 9194 // SIDE EFFECTS; updates permissions system state; move elsewhere 9195 mSettings.transferPermissionsLPw(origName, pkg.packageName); 9196 } 9197 } 9198 } 9199 } 9200 } 9201 9202 pkg.applicationInfo.processName = fixProcessName( 9203 pkg.applicationInfo.packageName, 9204 pkg.applicationInfo.processName); 9205 9206 if (pkg != mPlatformPackage) { 9207 // Get all of our default paths setup 9208 pkg.applicationInfo.initForUser(UserHandle.USER_SYSTEM); 9209 } 9210 9211 final String cpuAbiOverride = deriveAbiOverride(pkg.cpuAbiOverride, pkgSetting); 9212 9213 if ((scanFlags & SCAN_NEW_INSTALL) == 0) { 9214 if ((scanFlags & SCAN_FIRST_BOOT_OR_UPGRADE) != 0) { 9215 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "derivePackageAbi"); 9216 derivePackageAbi( 9217 pkg, scanFile, cpuAbiOverride, true /*extractLibs*/, mAppLib32InstallDir); 9218 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 9219 9220 // Some system apps still use directory structure for native libraries 9221 // in which case we might end up not detecting abi solely based on apk 9222 // structure. Try to detect abi based on directory structure. 9223 if (isSystemApp(pkg) && !pkg.isUpdatedSystemApp() && 9224 pkg.applicationInfo.primaryCpuAbi == null) { 9225 setBundledAppAbisAndRoots(pkg, pkgSetting); 9226 setNativeLibraryPaths(pkg, mAppLib32InstallDir); 9227 } 9228 } else { 9229 // This is not a first boot or an upgrade, don't bother deriving the 9230 // ABI during the scan. Instead, trust the value that was stored in the 9231 // package setting. 9232 pkg.applicationInfo.primaryCpuAbi = primaryCpuAbiFromSettings; 9233 pkg.applicationInfo.secondaryCpuAbi = secondaryCpuAbiFromSettings; 9234 9235 setNativeLibraryPaths(pkg, mAppLib32InstallDir); 9236 9237 if (DEBUG_ABI_SELECTION) { 9238 Slog.i(TAG, "Using ABIS and native lib paths from settings : " + 9239 pkg.packageName + " " + pkg.applicationInfo.primaryCpuAbi + ", " + 9240 pkg.applicationInfo.secondaryCpuAbi); 9241 } 9242 } 9243 } else { 9244 if ((scanFlags & SCAN_MOVE) != 0) { 9245 // We haven't run dex-opt for this move (since we've moved the compiled output too) 9246 // but we already have this packages package info in the PackageSetting. We just 9247 // use that and derive the native library path based on the new codepath. 9248 pkg.applicationInfo.primaryCpuAbi = pkgSetting.primaryCpuAbiString; 9249 pkg.applicationInfo.secondaryCpuAbi = pkgSetting.secondaryCpuAbiString; 9250 } 9251 9252 // Set native library paths again. For moves, the path will be updated based on the 9253 // ABIs we've determined above. For non-moves, the path will be updated based on the 9254 // ABIs we determined during compilation, but the path will depend on the final 9255 // package path (after the rename away from the stage path). 9256 setNativeLibraryPaths(pkg, mAppLib32InstallDir); 9257 } 9258 9259 // This is a special case for the "system" package, where the ABI is 9260 // dictated by the zygote configuration (and init.rc). We should keep track 9261 // of this ABI so that we can deal with "normal" applications that run under 9262 // the same UID correctly. 9263 if (mPlatformPackage == pkg) { 9264 pkg.applicationInfo.primaryCpuAbi = VMRuntime.getRuntime().is64Bit() ? 9265 Build.SUPPORTED_64_BIT_ABIS[0] : Build.SUPPORTED_32_BIT_ABIS[0]; 9266 } 9267 9268 // If there's a mismatch between the abi-override in the package setting 9269 // and the abiOverride specified for the install. Warn about this because we 9270 // would've already compiled the app without taking the package setting into 9271 // account. 9272 if ((scanFlags & SCAN_NO_DEX) == 0 && (scanFlags & SCAN_NEW_INSTALL) != 0) { 9273 if (cpuAbiOverride == null && pkgSetting.cpuAbiOverrideString != null) { 9274 Slog.w(TAG, "Ignoring persisted ABI override " + cpuAbiOverride + 9275 " for package " + pkg.packageName); 9276 } 9277 } 9278 9279 pkgSetting.primaryCpuAbiString = pkg.applicationInfo.primaryCpuAbi; 9280 pkgSetting.secondaryCpuAbiString = pkg.applicationInfo.secondaryCpuAbi; 9281 pkgSetting.cpuAbiOverrideString = cpuAbiOverride; 9282 9283 // Copy the derived override back to the parsed package, so that we can 9284 // update the package settings accordingly. 9285 pkg.cpuAbiOverride = cpuAbiOverride; 9286 9287 if (DEBUG_ABI_SELECTION) { 9288 Slog.d(TAG, "Resolved nativeLibraryRoot for " + pkg.applicationInfo.packageName 9289 + " to root=" + pkg.applicationInfo.nativeLibraryRootDir + ", isa=" 9290 + pkg.applicationInfo.nativeLibraryRootRequiresIsa); 9291 } 9292 9293 // Push the derived path down into PackageSettings so we know what to 9294 // clean up at uninstall time. 9295 pkgSetting.legacyNativeLibraryPathString = pkg.applicationInfo.nativeLibraryRootDir; 9296 9297 if (DEBUG_ABI_SELECTION) { 9298 Log.d(TAG, "Abis for package[" + pkg.packageName + "] are" + 9299 " primary=" + pkg.applicationInfo.primaryCpuAbi + 9300 " secondary=" + pkg.applicationInfo.secondaryCpuAbi); 9301 } 9302 9303 // SIDE EFFECTS; removes DEX files from disk; move elsewhere 9304 if ((scanFlags & SCAN_BOOTING) == 0 && pkgSetting.sharedUser != null) { 9305 // We don't do this here during boot because we can do it all 9306 // at once after scanning all existing packages. 9307 // 9308 // We also do this *before* we perform dexopt on this package, so that 9309 // we can avoid redundant dexopts, and also to make sure we've got the 9310 // code and package path correct. 9311 adjustCpuAbisForSharedUserLPw(pkgSetting.sharedUser.packages, pkg); 9312 } 9313 9314 if (mFactoryTest && pkg.requestedPermissions.contains( 9315 android.Manifest.permission.FACTORY_TEST)) { 9316 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_FACTORY_TEST; 9317 } 9318 9319 if (isSystemApp(pkg)) { 9320 pkgSetting.isOrphaned = true; 9321 } 9322 9323 // Take care of first install / last update times. 9324 final long scanFileTime = getLastModifiedTime(pkg, scanFile); 9325 if (currentTime != 0) { 9326 if (pkgSetting.firstInstallTime == 0) { 9327 pkgSetting.firstInstallTime = pkgSetting.lastUpdateTime = currentTime; 9328 } else if ((scanFlags & SCAN_UPDATE_TIME) != 0) { 9329 pkgSetting.lastUpdateTime = currentTime; 9330 } 9331 } else if (pkgSetting.firstInstallTime == 0) { 9332 // We need *something*. Take time time stamp of the file. 9333 pkgSetting.firstInstallTime = pkgSetting.lastUpdateTime = scanFileTime; 9334 } else if ((policyFlags & PackageParser.PARSE_IS_SYSTEM_DIR) != 0) { 9335 if (scanFileTime != pkgSetting.timeStamp) { 9336 // A package on the system image has changed; consider this 9337 // to be an update. 9338 pkgSetting.lastUpdateTime = scanFileTime; 9339 } 9340 } 9341 pkgSetting.setTimeStamp(scanFileTime); 9342 9343 if ((scanFlags & SCAN_CHECK_ONLY) != 0) { 9344 if (nonMutatedPs != null) { 9345 synchronized (mPackages) { 9346 mSettings.mPackages.put(nonMutatedPs.name, nonMutatedPs); 9347 } 9348 } 9349 } else { 9350 // Modify state for the given package setting 9351 commitPackageSettings(pkg, pkgSetting, user, scanFlags, 9352 (policyFlags & PackageParser.PARSE_CHATTY) != 0 /*chatty*/); 9353 if (isEphemeral(pkg)) { 9354 final int userId = user == null ? 0 : user.getIdentifier(); 9355 mInstantAppRegistry.addInstantAppLPw(userId, pkgSetting.appId); 9356 } 9357 } 9358 return pkg; 9359 } 9360 9361 /** 9362 * Applies policy to the parsed package based upon the given policy flags. 9363 * Ensures the package is in a good state. 9364 * <p> 9365 * Implementation detail: This method must NOT have any side effect. It would 9366 * ideally be static, but, it requires locks to read system state. 9367 */ 9368 private void applyPolicy(PackageParser.Package pkg, int policyFlags) { 9369 if ((policyFlags&PackageParser.PARSE_IS_SYSTEM) != 0) { 9370 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_SYSTEM; 9371 if (pkg.applicationInfo.isDirectBootAware()) { 9372 // we're direct boot aware; set for all components 9373 for (PackageParser.Service s : pkg.services) { 9374 s.info.encryptionAware = s.info.directBootAware = true; 9375 } 9376 for (PackageParser.Provider p : pkg.providers) { 9377 p.info.encryptionAware = p.info.directBootAware = true; 9378 } 9379 for (PackageParser.Activity a : pkg.activities) { 9380 a.info.encryptionAware = a.info.directBootAware = true; 9381 } 9382 for (PackageParser.Activity r : pkg.receivers) { 9383 r.info.encryptionAware = r.info.directBootAware = true; 9384 } 9385 } 9386 } else { 9387 // Only allow system apps to be flagged as core apps. 9388 pkg.coreApp = false; 9389 // clear flags not applicable to regular apps 9390 pkg.applicationInfo.privateFlags &= 9391 ~ApplicationInfo.PRIVATE_FLAG_DEFAULT_TO_DEVICE_PROTECTED_STORAGE; 9392 pkg.applicationInfo.privateFlags &= 9393 ~ApplicationInfo.PRIVATE_FLAG_DIRECT_BOOT_AWARE; 9394 } 9395 pkg.mTrustedOverlay = (policyFlags&PackageParser.PARSE_TRUSTED_OVERLAY) != 0; 9396 9397 if ((policyFlags&PackageParser.PARSE_IS_PRIVILEGED) != 0) { 9398 pkg.applicationInfo.privateFlags |= ApplicationInfo.PRIVATE_FLAG_PRIVILEGED; 9399 } 9400 9401 if (!isSystemApp(pkg)) { 9402 // Only system apps can use these features. 9403 pkg.mOriginalPackages = null; 9404 pkg.mRealPackage = null; 9405 pkg.mAdoptPermissions = null; 9406 } 9407 } 9408 9409 /** 9410 * Asserts the parsed package is valid according to the given policy. If the 9411 * package is invalid, for whatever reason, throws {@link PackgeManagerException}. 9412 * <p> 9413 * Implementation detail: This method must NOT have any side effects. It would 9414 * ideally be static, but, it requires locks to read system state. 9415 * 9416 * @throws PackageManagerException If the package fails any of the validation checks 9417 */ 9418 private void assertPackageIsValid(PackageParser.Package pkg, int policyFlags, int scanFlags) 9419 throws PackageManagerException { 9420 if ((policyFlags & PackageParser.PARSE_ENFORCE_CODE) != 0) { 9421 assertCodePolicy(pkg); 9422 } 9423 9424 if (pkg.applicationInfo.getCodePath() == null || 9425 pkg.applicationInfo.getResourcePath() == null) { 9426 // Bail out. The resource and code paths haven't been set. 9427 throw new PackageManagerException(INSTALL_FAILED_INVALID_APK, 9428 "Code and resource paths haven't been set correctly"); 9429 } 9430 9431 // Make sure we're not adding any bogus keyset info 9432 KeySetManagerService ksms = mSettings.mKeySetManagerService; 9433 ksms.assertScannedPackageValid(pkg); 9434 9435 synchronized (mPackages) { 9436 // The special "android" package can only be defined once 9437 if (pkg.packageName.equals("android")) { 9438 if (mAndroidApplication != null) { 9439 Slog.w(TAG, "*************************************************"); 9440 Slog.w(TAG, "Core android package being redefined. Skipping."); 9441 Slog.w(TAG, " codePath=" + pkg.codePath); 9442 Slog.w(TAG, "*************************************************"); 9443 throw new PackageManagerException(INSTALL_FAILED_DUPLICATE_PACKAGE, 9444 "Core android package being redefined. Skipping."); 9445 } 9446 } 9447 9448 // A package name must be unique; don't allow duplicates 9449 if (mPackages.containsKey(pkg.packageName)) { 9450 throw new PackageManagerException(INSTALL_FAILED_DUPLICATE_PACKAGE, 9451 "Application package " + pkg.packageName 9452 + " already installed. Skipping duplicate."); 9453 } 9454 9455 if (pkg.applicationInfo.isStaticSharedLibrary()) { 9456 // Static libs have a synthetic package name containing the version 9457 // but we still want the base name to be unique. 9458 if (mPackages.containsKey(pkg.manifestPackageName)) { 9459 throw new PackageManagerException( 9460 "Duplicate static shared lib provider package"); 9461 } 9462 9463 // Static shared libraries should have at least O target SDK 9464 if (pkg.applicationInfo.targetSdkVersion < Build.VERSION_CODES.O) { 9465 throw new PackageManagerException( 9466 "Packages declaring static-shared libs must target O SDK or higher"); 9467 } 9468 9469 // Package declaring static a shared lib cannot be ephemeral 9470 if (pkg.applicationInfo.isInstantApp()) { 9471 throw new PackageManagerException( 9472 "Packages declaring static-shared libs cannot be ephemeral"); 9473 } 9474 9475 // Package declaring static a shared lib cannot be renamed since the package 9476 // name is synthetic and apps can't code around package manager internals. 9477 if (!ArrayUtils.isEmpty(pkg.mOriginalPackages)) { 9478 throw new PackageManagerException( 9479 "Packages declaring static-shared libs cannot be renamed"); 9480 } 9481 9482 // Package declaring static a shared lib cannot declare child packages 9483 if (!ArrayUtils.isEmpty(pkg.childPackages)) { 9484 throw new PackageManagerException( 9485 "Packages declaring static-shared libs cannot have child packages"); 9486 } 9487 9488 // Package declaring static a shared lib cannot declare dynamic libs 9489 if (!ArrayUtils.isEmpty(pkg.libraryNames)) { 9490 throw new PackageManagerException( 9491 "Packages declaring static-shared libs cannot declare dynamic libs"); 9492 } 9493 9494 // Package declaring static a shared lib cannot declare shared users 9495 if (pkg.mSharedUserId != null) { 9496 throw new PackageManagerException( 9497 "Packages declaring static-shared libs cannot declare shared users"); 9498 } 9499 9500 // Static shared libs cannot declare activities 9501 if (!pkg.activities.isEmpty()) { 9502 throw new PackageManagerException( 9503 "Static shared libs cannot declare activities"); 9504 } 9505 9506 // Static shared libs cannot declare services 9507 if (!pkg.services.isEmpty()) { 9508 throw new PackageManagerException( 9509 "Static shared libs cannot declare services"); 9510 } 9511 9512 // Static shared libs cannot declare providers 9513 if (!pkg.providers.isEmpty()) { 9514 throw new PackageManagerException( 9515 "Static shared libs cannot declare content providers"); 9516 } 9517 9518 // Static shared libs cannot declare receivers 9519 if (!pkg.receivers.isEmpty()) { 9520 throw new PackageManagerException( 9521 "Static shared libs cannot declare broadcast receivers"); 9522 } 9523 9524 // Static shared libs cannot declare permission groups 9525 if (!pkg.permissionGroups.isEmpty()) { 9526 throw new PackageManagerException( 9527 "Static shared libs cannot declare permission groups"); 9528 } 9529 9530 // Static shared libs cannot declare permissions 9531 if (!pkg.permissions.isEmpty()) { 9532 throw new PackageManagerException( 9533 "Static shared libs cannot declare permissions"); 9534 } 9535 9536 // Static shared libs cannot declare protected broadcasts 9537 if (pkg.protectedBroadcasts != null) { 9538 throw new PackageManagerException( 9539 "Static shared libs cannot declare protected broadcasts"); 9540 } 9541 9542 // Static shared libs cannot be overlay targets 9543 if (pkg.mOverlayTarget != null) { 9544 throw new PackageManagerException( 9545 "Static shared libs cannot be overlay targets"); 9546 } 9547 9548 // The version codes must be ordered as lib versions 9549 int minVersionCode = Integer.MIN_VALUE; 9550 int maxVersionCode = Integer.MAX_VALUE; 9551 9552 SparseArray<SharedLibraryEntry> versionedLib = mSharedLibraries.get( 9553 pkg.staticSharedLibName); 9554 if (versionedLib != null) { 9555 final int versionCount = versionedLib.size(); 9556 for (int i = 0; i < versionCount; i++) { 9557 SharedLibraryInfo libInfo = versionedLib.valueAt(i).info; 9558 // TODO: We will change version code to long, so in the new API it is long 9559 final int libVersionCode = (int) libInfo.getDeclaringPackage() 9560 .getVersionCode(); 9561 if (libInfo.getVersion() < pkg.staticSharedLibVersion) { 9562 minVersionCode = Math.max(minVersionCode, libVersionCode + 1); 9563 } else if (libInfo.getVersion() > pkg.staticSharedLibVersion) { 9564 maxVersionCode = Math.min(maxVersionCode, libVersionCode - 1); 9565 } else { 9566 minVersionCode = maxVersionCode = libVersionCode; 9567 break; 9568 } 9569 } 9570 } 9571 if (pkg.mVersionCode < minVersionCode || pkg.mVersionCode > maxVersionCode) { 9572 throw new PackageManagerException("Static shared" 9573 + " lib version codes must be ordered as lib versions"); 9574 } 9575 } 9576 9577 // Only privileged apps and updated privileged apps can add child packages. 9578 if (pkg.childPackages != null && !pkg.childPackages.isEmpty()) { 9579 if ((policyFlags & PARSE_IS_PRIVILEGED) == 0) { 9580 throw new PackageManagerException("Only privileged apps can add child " 9581 + "packages. Ignoring package " + pkg.packageName); 9582 } 9583 final int childCount = pkg.childPackages.size(); 9584 for (int i = 0; i < childCount; i++) { 9585 PackageParser.Package childPkg = pkg.childPackages.get(i); 9586 if (mSettings.hasOtherDisabledSystemPkgWithChildLPr(pkg.packageName, 9587 childPkg.packageName)) { 9588 throw new PackageManagerException("Can't override child of " 9589 + "another disabled app. Ignoring package " + pkg.packageName); 9590 } 9591 } 9592 } 9593 9594 // If we're only installing presumed-existing packages, require that the 9595 // scanned APK is both already known and at the path previously established 9596 // for it. Previously unknown packages we pick up normally, but if we have an 9597 // a priori expectation about this package's install presence, enforce it. 9598 // With a singular exception for new system packages. When an OTA contains 9599 // a new system package, we allow the codepath to change from a system location 9600 // to the user-installed location. If we don't allow this change, any newer, 9601 // user-installed version of the application will be ignored. 9602 if ((scanFlags & SCAN_REQUIRE_KNOWN) != 0) { 9603 if (mExpectingBetter.containsKey(pkg.packageName)) { 9604 logCriticalInfo(Log.WARN, 9605 "Relax SCAN_REQUIRE_KNOWN requirement for package " + pkg.packageName); 9606 } else { 9607 PackageSetting known = mSettings.getPackageLPr(pkg.packageName); 9608 if (known != null) { 9609 if (DEBUG_PACKAGE_SCANNING) { 9610 Log.d(TAG, "Examining " + pkg.codePath 9611 + " and requiring known paths " + known.codePathString 9612 + " & " + known.resourcePathString); 9613 } 9614 if (!pkg.applicationInfo.getCodePath().equals(known.codePathString) 9615 || !pkg.applicationInfo.getResourcePath().equals( 9616 known.resourcePathString)) { 9617 throw new PackageManagerException(INSTALL_FAILED_PACKAGE_CHANGED, 9618 "Application package " + pkg.packageName 9619 + " found at " + pkg.applicationInfo.getCodePath() 9620 + " but expected at " + known.codePathString 9621 + "; ignoring."); 9622 } 9623 } 9624 } 9625 } 9626 9627 // Verify that this new package doesn't have any content providers 9628 // that conflict with existing packages. Only do this if the 9629 // package isn't already installed, since we don't want to break 9630 // things that are installed. 9631 if ((scanFlags & SCAN_NEW_INSTALL) != 0) { 9632 final int N = pkg.providers.size(); 9633 int i; 9634 for (i=0; i<N; i++) { 9635 PackageParser.Provider p = pkg.providers.get(i); 9636 if (p.info.authority != null) { 9637 String names[] = p.info.authority.split(";"); 9638 for (int j = 0; j < names.length; j++) { 9639 if (mProvidersByAuthority.containsKey(names[j])) { 9640 PackageParser.Provider other = mProvidersByAuthority.get(names[j]); 9641 final String otherPackageName = 9642 ((other != null && other.getComponentName() != null) ? 9643 other.getComponentName().getPackageName() : "?"); 9644 throw new PackageManagerException( 9645 INSTALL_FAILED_CONFLICTING_PROVIDER, 9646 "Can't install because provider name " + names[j] 9647 + " (in package " + pkg.applicationInfo.packageName 9648 + ") is already used by " + otherPackageName); 9649 } 9650 } 9651 } 9652 } 9653 } 9654 } 9655 } 9656 9657 private boolean addSharedLibraryLPw(String path, String apk, String name, int version, 9658 int type, String declaringPackageName, int declaringVersionCode) { 9659 SparseArray<SharedLibraryEntry> versionedLib = mSharedLibraries.get(name); 9660 if (versionedLib == null) { 9661 versionedLib = new SparseArray<>(); 9662 mSharedLibraries.put(name, versionedLib); 9663 if (type == SharedLibraryInfo.TYPE_STATIC) { 9664 mStaticLibsByDeclaringPackage.put(declaringPackageName, versionedLib); 9665 } 9666 } else if (versionedLib.indexOfKey(version) >= 0) { 9667 return false; 9668 } 9669 SharedLibraryEntry libEntry = new SharedLibraryEntry(path, apk, name, 9670 version, type, declaringPackageName, declaringVersionCode); 9671 versionedLib.put(version, libEntry); 9672 return true; 9673 } 9674 9675 private boolean removeSharedLibraryLPw(String name, int version) { 9676 SparseArray<SharedLibraryEntry> versionedLib = mSharedLibraries.get(name); 9677 if (versionedLib == null) { 9678 return false; 9679 } 9680 final int libIdx = versionedLib.indexOfKey(version); 9681 if (libIdx < 0) { 9682 return false; 9683 } 9684 SharedLibraryEntry libEntry = versionedLib.valueAt(libIdx); 9685 versionedLib.remove(version); 9686 if (versionedLib.size() <= 0) { 9687 mSharedLibraries.remove(name); 9688 if (libEntry.info.getType() == SharedLibraryInfo.TYPE_STATIC) { 9689 mStaticLibsByDeclaringPackage.remove(libEntry.info.getDeclaringPackage() 9690 .getPackageName()); 9691 } 9692 } 9693 return true; 9694 } 9695 9696 /** 9697 * Adds a scanned package to the system. When this method is finished, the package will 9698 * be available for query, resolution, etc... 9699 */ 9700 private void commitPackageSettings(PackageParser.Package pkg, PackageSetting pkgSetting, 9701 UserHandle user, int scanFlags, boolean chatty) throws PackageManagerException { 9702 final String pkgName = pkg.packageName; 9703 if (mCustomResolverComponentName != null && 9704 mCustomResolverComponentName.getPackageName().equals(pkg.packageName)) { 9705 setUpCustomResolverActivity(pkg); 9706 } 9707 9708 if (pkg.packageName.equals("android")) { 9709 synchronized (mPackages) { 9710 if ((scanFlags & SCAN_CHECK_ONLY) == 0) { 9711 // Set up information for our fall-back user intent resolution activity. 9712 mPlatformPackage = pkg; 9713 pkg.mVersionCode = mSdkVersion; 9714 mAndroidApplication = pkg.applicationInfo; 9715 9716 if (!mResolverReplaced) { 9717 mResolveActivity.applicationInfo = mAndroidApplication; 9718 mResolveActivity.name = ResolverActivity.class.getName(); 9719 mResolveActivity.packageName = mAndroidApplication.packageName; 9720 mResolveActivity.processName = "system:ui"; 9721 mResolveActivity.launchMode = ActivityInfo.LAUNCH_MULTIPLE; 9722 mResolveActivity.documentLaunchMode = ActivityInfo.DOCUMENT_LAUNCH_NEVER; 9723 mResolveActivity.flags = ActivityInfo.FLAG_EXCLUDE_FROM_RECENTS; 9724 mResolveActivity.theme = R.style.Theme_Material_Dialog_Alert; 9725 mResolveActivity.exported = true; 9726 mResolveActivity.enabled = true; 9727 mResolveActivity.resizeMode = ActivityInfo.RESIZE_MODE_RESIZEABLE; 9728 mResolveActivity.configChanges = ActivityInfo.CONFIG_SCREEN_SIZE 9729 | ActivityInfo.CONFIG_SMALLEST_SCREEN_SIZE 9730 | ActivityInfo.CONFIG_SCREEN_LAYOUT 9731 | ActivityInfo.CONFIG_ORIENTATION 9732 | ActivityInfo.CONFIG_KEYBOARD 9733 | ActivityInfo.CONFIG_KEYBOARD_HIDDEN; 9734 mResolveInfo.activityInfo = mResolveActivity; 9735 mResolveInfo.priority = 0; 9736 mResolveInfo.preferredOrder = 0; 9737 mResolveInfo.match = 0; 9738 mResolveComponentName = new ComponentName( 9739 mAndroidApplication.packageName, mResolveActivity.name); 9740 } 9741 } 9742 } 9743 } 9744 9745 ArrayList<PackageParser.Package> clientLibPkgs = null; 9746 // writer 9747 synchronized (mPackages) { 9748 boolean hasStaticSharedLibs = false; 9749 9750 // Any app can add new static shared libraries 9751 if (pkg.staticSharedLibName != null) { 9752 // Static shared libs don't allow renaming as they have synthetic package 9753 // names to allow install of multiple versions, so use name from manifest. 9754 if (addSharedLibraryLPw(null, pkg.packageName, pkg.staticSharedLibName, 9755 pkg.staticSharedLibVersion, SharedLibraryInfo.TYPE_STATIC, 9756 pkg.manifestPackageName, pkg.mVersionCode)) { 9757 hasStaticSharedLibs = true; 9758 } else { 9759 Slog.w(TAG, "Package " + pkg.packageName + " library " 9760 + pkg.staticSharedLibName + " already exists; skipping"); 9761 } 9762 // Static shared libs cannot be updated once installed since they 9763 // use synthetic package name which includes the version code, so 9764 // not need to update other packages's shared lib dependencies. 9765 } 9766 9767 if (!hasStaticSharedLibs 9768 && (pkg.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) != 0) { 9769 // Only system apps can add new dynamic shared libraries. 9770 if (pkg.libraryNames != null) { 9771 for (int i = 0; i < pkg.libraryNames.size(); i++) { 9772 String name = pkg.libraryNames.get(i); 9773 boolean allowed = false; 9774 if (pkg.isUpdatedSystemApp()) { 9775 // New library entries can only be added through the 9776 // system image. This is important to get rid of a lot 9777 // of nasty edge cases: for example if we allowed a non- 9778 // system update of the app to add a library, then uninstalling 9779 // the update would make the library go away, and assumptions 9780 // we made such as through app install filtering would now 9781 // have allowed apps on the device which aren't compatible 9782 // with it. Better to just have the restriction here, be 9783 // conservative, and create many fewer cases that can negatively 9784 // impact the user experience. 9785 final PackageSetting sysPs = mSettings 9786 .getDisabledSystemPkgLPr(pkg.packageName); 9787 if (sysPs.pkg != null && sysPs.pkg.libraryNames != null) { 9788 for (int j = 0; j < sysPs.pkg.libraryNames.size(); j++) { 9789 if (name.equals(sysPs.pkg.libraryNames.get(j))) { 9790 allowed = true; 9791 break; 9792 } 9793 } 9794 } 9795 } else { 9796 allowed = true; 9797 } 9798 if (allowed) { 9799 if (!addSharedLibraryLPw(null, pkg.packageName, name, 9800 SharedLibraryInfo.VERSION_UNDEFINED, 9801 SharedLibraryInfo.TYPE_DYNAMIC, 9802 pkg.packageName, pkg.mVersionCode)) { 9803 Slog.w(TAG, "Package " + pkg.packageName + " library " 9804 + name + " already exists; skipping"); 9805 } 9806 } else { 9807 Slog.w(TAG, "Package " + pkg.packageName + " declares lib " 9808 + name + " that is not declared on system image; skipping"); 9809 } 9810 } 9811 9812 if ((scanFlags & SCAN_BOOTING) == 0) { 9813 // If we are not booting, we need to update any applications 9814 // that are clients of our shared library. If we are booting, 9815 // this will all be done once the scan is complete. 9816 clientLibPkgs = updateAllSharedLibrariesLPw(pkg); 9817 } 9818 } 9819 } 9820 } 9821 9822 if ((scanFlags & SCAN_BOOTING) != 0) { 9823 // No apps can run during boot scan, so they don't need to be frozen 9824 } else if ((scanFlags & SCAN_DONT_KILL_APP) != 0) { 9825 // Caller asked to not kill app, so it's probably not frozen 9826 } else if ((scanFlags & SCAN_IGNORE_FROZEN) != 0) { 9827 // Caller asked us to ignore frozen check for some reason; they 9828 // probably didn't know the package name 9829 } else { 9830 // We're doing major surgery on this package, so it better be frozen 9831 // right now to keep it from launching 9832 checkPackageFrozen(pkgName); 9833 } 9834 9835 // Also need to kill any apps that are dependent on the library. 9836 if (clientLibPkgs != null) { 9837 for (int i=0; i<clientLibPkgs.size(); i++) { 9838 PackageParser.Package clientPkg = clientLibPkgs.get(i); 9839 killApplication(clientPkg.applicationInfo.packageName, 9840 clientPkg.applicationInfo.uid, "update lib"); 9841 } 9842 } 9843 9844 // writer 9845 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "updateSettings"); 9846 9847 boolean createIdmapFailed = false; 9848 synchronized (mPackages) { 9849 // We don't expect installation to fail beyond this point 9850 9851 if (pkgSetting.pkg != null) { 9852 // Note that |user| might be null during the initial boot scan. If a codePath 9853 // for an app has changed during a boot scan, it's due to an app update that's 9854 // part of the system partition and marker changes must be applied to all users. 9855 final int userId = ((user != null) ? user : UserHandle.ALL).getIdentifier(); 9856 final int[] userIds = resolveUserIds(userId); 9857 maybeRenameForeignDexMarkers(pkgSetting.pkg, pkg, userIds); 9858 } 9859 9860 // Add the new setting to mSettings 9861 mSettings.insertPackageSettingLPw(pkgSetting, pkg); 9862 // Add the new setting to mPackages 9863 mPackages.put(pkg.applicationInfo.packageName, pkg); 9864 // Make sure we don't accidentally delete its data. 9865 final Iterator<PackageCleanItem> iter = mSettings.mPackagesToBeCleaned.iterator(); 9866 while (iter.hasNext()) { 9867 PackageCleanItem item = iter.next(); 9868 if (pkgName.equals(item.packageName)) { 9869 iter.remove(); 9870 } 9871 } 9872 9873 // Add the package's KeySets to the global KeySetManagerService 9874 KeySetManagerService ksms = mSettings.mKeySetManagerService; 9875 ksms.addScannedPackageLPw(pkg); 9876 9877 int N = pkg.providers.size(); 9878 StringBuilder r = null; 9879 int i; 9880 for (i=0; i<N; i++) { 9881 PackageParser.Provider p = pkg.providers.get(i); 9882 p.info.processName = fixProcessName(pkg.applicationInfo.processName, 9883 p.info.processName); 9884 mProviders.addProvider(p); 9885 p.syncable = p.info.isSyncable; 9886 if (p.info.authority != null) { 9887 String names[] = p.info.authority.split(";"); 9888 p.info.authority = null; 9889 for (int j = 0; j < names.length; j++) { 9890 if (j == 1 && p.syncable) { 9891 // We only want the first authority for a provider to possibly be 9892 // syncable, so if we already added this provider using a different 9893 // authority clear the syncable flag. We copy the provider before 9894 // changing it because the mProviders object contains a reference 9895 // to a provider that we don't want to change. 9896 // Only do this for the second authority since the resulting provider 9897 // object can be the same for all future authorities for this provider. 9898 p = new PackageParser.Provider(p); 9899 p.syncable = false; 9900 } 9901 if (!mProvidersByAuthority.containsKey(names[j])) { 9902 mProvidersByAuthority.put(names[j], p); 9903 if (p.info.authority == null) { 9904 p.info.authority = names[j]; 9905 } else { 9906 p.info.authority = p.info.authority + ";" + names[j]; 9907 } 9908 if (DEBUG_PACKAGE_SCANNING) { 9909 if (chatty) 9910 Log.d(TAG, "Registered content provider: " + names[j] 9911 + ", className = " + p.info.name + ", isSyncable = " 9912 + p.info.isSyncable); 9913 } 9914 } else { 9915 PackageParser.Provider other = mProvidersByAuthority.get(names[j]); 9916 Slog.w(TAG, "Skipping provider name " + names[j] + 9917 " (in package " + pkg.applicationInfo.packageName + 9918 "): name already used by " 9919 + ((other != null && other.getComponentName() != null) 9920 ? other.getComponentName().getPackageName() : "?")); 9921 } 9922 } 9923 } 9924 if (chatty) { 9925 if (r == null) { 9926 r = new StringBuilder(256); 9927 } else { 9928 r.append(' '); 9929 } 9930 r.append(p.info.name); 9931 } 9932 } 9933 if (r != null) { 9934 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Providers: " + r); 9935 } 9936 9937 N = pkg.services.size(); 9938 r = null; 9939 for (i=0; i<N; i++) { 9940 PackageParser.Service s = pkg.services.get(i); 9941 s.info.processName = fixProcessName(pkg.applicationInfo.processName, 9942 s.info.processName); 9943 mServices.addService(s); 9944 if (chatty) { 9945 if (r == null) { 9946 r = new StringBuilder(256); 9947 } else { 9948 r.append(' '); 9949 } 9950 r.append(s.info.name); 9951 } 9952 } 9953 if (r != null) { 9954 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Services: " + r); 9955 } 9956 9957 N = pkg.receivers.size(); 9958 r = null; 9959 for (i=0; i<N; i++) { 9960 PackageParser.Activity a = pkg.receivers.get(i); 9961 a.info.processName = fixProcessName(pkg.applicationInfo.processName, 9962 a.info.processName); 9963 mReceivers.addActivity(a, "receiver"); 9964 if (chatty) { 9965 if (r == null) { 9966 r = new StringBuilder(256); 9967 } else { 9968 r.append(' '); 9969 } 9970 r.append(a.info.name); 9971 } 9972 } 9973 if (r != null) { 9974 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Receivers: " + r); 9975 } 9976 9977 N = pkg.activities.size(); 9978 r = null; 9979 for (i=0; i<N; i++) { 9980 PackageParser.Activity a = pkg.activities.get(i); 9981 a.info.processName = fixProcessName(pkg.applicationInfo.processName, 9982 a.info.processName); 9983 mActivities.addActivity(a, "activity"); 9984 if (chatty) { 9985 if (r == null) { 9986 r = new StringBuilder(256); 9987 } else { 9988 r.append(' '); 9989 } 9990 r.append(a.info.name); 9991 } 9992 } 9993 if (r != null) { 9994 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Activities: " + r); 9995 } 9996 9997 N = pkg.permissionGroups.size(); 9998 r = null; 9999 for (i=0; i<N; i++) { 10000 PackageParser.PermissionGroup pg = pkg.permissionGroups.get(i); 10001 PackageParser.PermissionGroup cur = mPermissionGroups.get(pg.info.name); 10002 final String curPackageName = cur == null ? null : cur.info.packageName; 10003 // Dont allow ephemeral apps to define new permission groups. 10004 if (pkg.applicationInfo.isInstantApp()) { 10005 Slog.w(TAG, "Permission group " + pg.info.name + " from package " 10006 + pg.info.packageName 10007 + " ignored: ephemeral apps cannot define new permission groups."); 10008 continue; 10009 } 10010 final boolean isPackageUpdate = pg.info.packageName.equals(curPackageName); 10011 if (cur == null || isPackageUpdate) { 10012 mPermissionGroups.put(pg.info.name, pg); 10013 if (chatty) { 10014 if (r == null) { 10015 r = new StringBuilder(256); 10016 } else { 10017 r.append(' '); 10018 } 10019 if (isPackageUpdate) { 10020 r.append("UPD:"); 10021 } 10022 r.append(pg.info.name); 10023 } 10024 } else { 10025 Slog.w(TAG, "Permission group " + pg.info.name + " from package " 10026 + pg.info.packageName + " ignored: original from " 10027 + cur.info.packageName); 10028 if (chatty) { 10029 if (r == null) { 10030 r = new StringBuilder(256); 10031 } else { 10032 r.append(' '); 10033 } 10034 r.append("DUP:"); 10035 r.append(pg.info.name); 10036 } 10037 } 10038 } 10039 if (r != null) { 10040 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Permission Groups: " + r); 10041 } 10042 10043 N = pkg.permissions.size(); 10044 r = null; 10045 for (i=0; i<N; i++) { 10046 PackageParser.Permission p = pkg.permissions.get(i); 10047 10048 // Dont allow ephemeral apps to define new permissions. 10049 if (pkg.applicationInfo.isInstantApp()) { 10050 Slog.w(TAG, "Permission " + p.info.name + " from package " 10051 + p.info.packageName 10052 + " ignored: ephemeral apps cannot define new permissions."); 10053 continue; 10054 } 10055 10056 // Assume by default that we did not install this permission into the system. 10057 p.info.flags &= ~PermissionInfo.FLAG_INSTALLED; 10058 10059 // Now that permission groups have a special meaning, we ignore permission 10060 // groups for legacy apps to prevent unexpected behavior. In particular, 10061 // permissions for one app being granted to someone just becase they happen 10062 // to be in a group defined by another app (before this had no implications). 10063 if (pkg.applicationInfo.targetSdkVersion > Build.VERSION_CODES.LOLLIPOP_MR1) { 10064 p.group = mPermissionGroups.get(p.info.group); 10065 // Warn for a permission in an unknown group. 10066 if (p.info.group != null && p.group == null) { 10067 Slog.w(TAG, "Permission " + p.info.name + " from package " 10068 + p.info.packageName + " in an unknown group " + p.info.group); 10069 } 10070 } 10071 10072 ArrayMap<String, BasePermission> permissionMap = 10073 p.tree ? mSettings.mPermissionTrees 10074 : mSettings.mPermissions; 10075 BasePermission bp = permissionMap.get(p.info.name); 10076 10077 // Allow system apps to redefine non-system permissions 10078 if (bp != null && !Objects.equals(bp.sourcePackage, p.info.packageName)) { 10079 final boolean currentOwnerIsSystem = (bp.perm != null 10080 && isSystemApp(bp.perm.owner)); 10081 if (isSystemApp(p.owner)) { 10082 if (bp.type == BasePermission.TYPE_BUILTIN && bp.perm == null) { 10083 // It's a built-in permission and no owner, take ownership now 10084 bp.packageSetting = pkgSetting; 10085 bp.perm = p; 10086 bp.uid = pkg.applicationInfo.uid; 10087 bp.sourcePackage = p.info.packageName; 10088 p.info.flags |= PermissionInfo.FLAG_INSTALLED; 10089 } else if (!currentOwnerIsSystem) { 10090 String msg = "New decl " + p.owner + " of permission " 10091 + p.info.name + " is system; overriding " + bp.sourcePackage; 10092 reportSettingsProblem(Log.WARN, msg); 10093 bp = null; 10094 } 10095 } 10096 } 10097 10098 if (bp == null) { 10099 bp = new BasePermission(p.info.name, p.info.packageName, 10100 BasePermission.TYPE_NORMAL); 10101 permissionMap.put(p.info.name, bp); 10102 } 10103 10104 if (bp.perm == null) { 10105 if (bp.sourcePackage == null 10106 || bp.sourcePackage.equals(p.info.packageName)) { 10107 BasePermission tree = findPermissionTreeLP(p.info.name); 10108 if (tree == null 10109 || tree.sourcePackage.equals(p.info.packageName)) { 10110 bp.packageSetting = pkgSetting; 10111 bp.perm = p; 10112 bp.uid = pkg.applicationInfo.uid; 10113 bp.sourcePackage = p.info.packageName; 10114 p.info.flags |= PermissionInfo.FLAG_INSTALLED; 10115 if (chatty) { 10116 if (r == null) { 10117 r = new StringBuilder(256); 10118 } else { 10119 r.append(' '); 10120 } 10121 r.append(p.info.name); 10122 } 10123 } else { 10124 Slog.w(TAG, "Permission " + p.info.name + " from package " 10125 + p.info.packageName + " ignored: base tree " 10126 + tree.name + " is from package " 10127 + tree.sourcePackage); 10128 } 10129 } else { 10130 Slog.w(TAG, "Permission " + p.info.name + " from package " 10131 + p.info.packageName + " ignored: original from " 10132 + bp.sourcePackage); 10133 } 10134 } else if (chatty) { 10135 if (r == null) { 10136 r = new StringBuilder(256); 10137 } else { 10138 r.append(' '); 10139 } 10140 r.append("DUP:"); 10141 r.append(p.info.name); 10142 } 10143 if (bp.perm == p) { 10144 bp.protectionLevel = p.info.protectionLevel; 10145 } 10146 } 10147 10148 if (r != null) { 10149 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Permissions: " + r); 10150 } 10151 10152 N = pkg.instrumentation.size(); 10153 r = null; 10154 for (i=0; i<N; i++) { 10155 PackageParser.Instrumentation a = pkg.instrumentation.get(i); 10156 a.info.packageName = pkg.applicationInfo.packageName; 10157 a.info.sourceDir = pkg.applicationInfo.sourceDir; 10158 a.info.publicSourceDir = pkg.applicationInfo.publicSourceDir; 10159 a.info.splitNames = pkg.splitNames; 10160 a.info.splitSourceDirs = pkg.applicationInfo.splitSourceDirs; 10161 a.info.splitPublicSourceDirs = pkg.applicationInfo.splitPublicSourceDirs; 10162 a.info.splitDependencies = pkg.applicationInfo.splitDependencies; 10163 a.info.dataDir = pkg.applicationInfo.dataDir; 10164 a.info.deviceProtectedDataDir = pkg.applicationInfo.deviceProtectedDataDir; 10165 a.info.credentialProtectedDataDir = pkg.applicationInfo.credentialProtectedDataDir; 10166 a.info.nativeLibraryDir = pkg.applicationInfo.nativeLibraryDir; 10167 a.info.secondaryNativeLibraryDir = pkg.applicationInfo.secondaryNativeLibraryDir; 10168 mInstrumentation.put(a.getComponentName(), a); 10169 if (chatty) { 10170 if (r == null) { 10171 r = new StringBuilder(256); 10172 } else { 10173 r.append(' '); 10174 } 10175 r.append(a.info.name); 10176 } 10177 } 10178 if (r != null) { 10179 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Instrumentation: " + r); 10180 } 10181 10182 if (pkg.protectedBroadcasts != null) { 10183 N = pkg.protectedBroadcasts.size(); 10184 for (i=0; i<N; i++) { 10185 mProtectedBroadcasts.add(pkg.protectedBroadcasts.get(i)); 10186 } 10187 } 10188 10189 // Create idmap files for pairs of (packages, overlay packages). 10190 // Note: "android", ie framework-res.apk, is handled by native layers. 10191 if (pkg.mOverlayTarget != null) { 10192 // This is an overlay package. 10193 if (pkg.mOverlayTarget != null && !pkg.mOverlayTarget.equals("android")) { 10194 if (!mOverlays.containsKey(pkg.mOverlayTarget)) { 10195 mOverlays.put(pkg.mOverlayTarget, 10196 new ArrayMap<String, PackageParser.Package>()); 10197 } 10198 ArrayMap<String, PackageParser.Package> map = mOverlays.get(pkg.mOverlayTarget); 10199 map.put(pkg.packageName, pkg); 10200 PackageParser.Package orig = mPackages.get(pkg.mOverlayTarget); 10201 if (orig != null && !createIdmapForPackagePairLI(orig, pkg)) { 10202 createIdmapFailed = true; 10203 } 10204 } 10205 } else if (mOverlays.containsKey(pkg.packageName) && 10206 !pkg.packageName.equals("android")) { 10207 // This is a regular package, with one or more known overlay packages. 10208 createIdmapsForPackageLI(pkg); 10209 } 10210 } 10211 10212 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 10213 10214 if (createIdmapFailed) { 10215 throw new PackageManagerException(INSTALL_FAILED_UPDATE_INCOMPATIBLE, 10216 "scanPackageLI failed to createIdmap"); 10217 } 10218 } 10219 10220 private static void maybeRenameForeignDexMarkers(PackageParser.Package existing, 10221 PackageParser.Package update, int[] userIds) { 10222 if (existing.applicationInfo == null || update.applicationInfo == null) { 10223 // This isn't due to an app installation. 10224 return; 10225 } 10226 10227 final File oldCodePath = new File(existing.applicationInfo.getCodePath()); 10228 final File newCodePath = new File(update.applicationInfo.getCodePath()); 10229 10230 // The codePath hasn't changed, so there's nothing for us to do. 10231 if (Objects.equals(oldCodePath, newCodePath)) { 10232 return; 10233 } 10234 10235 File canonicalNewCodePath; 10236 try { 10237 canonicalNewCodePath = new File(PackageManagerServiceUtils.realpath(newCodePath)); 10238 } catch (IOException e) { 10239 Slog.w(TAG, "Failed to get canonical path.", e); 10240 return; 10241 } 10242 10243 // This is a bit of a hack. The oldCodePath doesn't exist at this point (because 10244 // we've already renamed / deleted it) so we cannot call realpath on it. Here we assume 10245 // that the last component of the path (i.e, the name) doesn't need canonicalization 10246 // (i.e, that it isn't ".", ".." or a symbolic link). This is a valid assumption for now 10247 // but may change in the future. Hopefully this function won't exist at that point. 10248 final File canonicalOldCodePath = new File(canonicalNewCodePath.getParentFile(), 10249 oldCodePath.getName()); 10250 10251 // Calculate the prefixes of the markers. These are just the paths with "/" replaced 10252 // with "@". 10253 String oldMarkerPrefix = canonicalOldCodePath.getAbsolutePath().replace('/', '@'); 10254 if (!oldMarkerPrefix.endsWith("@")) { 10255 oldMarkerPrefix += "@"; 10256 } 10257 String newMarkerPrefix = canonicalNewCodePath.getAbsolutePath().replace('/', '@'); 10258 if (!newMarkerPrefix.endsWith("@")) { 10259 newMarkerPrefix += "@"; 10260 } 10261 10262 List<String> updatedPaths = update.getAllCodePathsExcludingResourceOnly(); 10263 List<String> markerSuffixes = new ArrayList<String>(updatedPaths.size()); 10264 for (String updatedPath : updatedPaths) { 10265 String updatedPathName = new File(updatedPath).getName(); 10266 markerSuffixes.add(updatedPathName.replace('/', '@')); 10267 } 10268 10269 for (int userId : userIds) { 10270 File profileDir = Environment.getDataProfilesDeForeignDexDirectory(userId); 10271 10272 for (String markerSuffix : markerSuffixes) { 10273 File oldForeignUseMark = new File(profileDir, oldMarkerPrefix + markerSuffix); 10274 File newForeignUseMark = new File(profileDir, newMarkerPrefix + markerSuffix); 10275 if (oldForeignUseMark.exists()) { 10276 try { 10277 Os.rename(oldForeignUseMark.getAbsolutePath(), 10278 newForeignUseMark.getAbsolutePath()); 10279 } catch (ErrnoException e) { 10280 Slog.w(TAG, "Failed to rename foreign use marker", e); 10281 oldForeignUseMark.delete(); 10282 } 10283 } 10284 } 10285 } 10286 } 10287 10288 /** 10289 * Derive the ABI of a non-system package located at {@code scanFile}. This information 10290 * is derived purely on the basis of the contents of {@code scanFile} and 10291 * {@code cpuAbiOverride}. 10292 * 10293 * If {@code extractLibs} is true, native libraries are extracted from the app if required. 10294 */ 10295 private static void derivePackageAbi(PackageParser.Package pkg, File scanFile, 10296 String cpuAbiOverride, boolean extractLibs, 10297 File appLib32InstallDir) 10298 throws PackageManagerException { 10299 // Give ourselves some initial paths; we'll come back for another 10300 // pass once we've determined ABI below. 10301 setNativeLibraryPaths(pkg, appLib32InstallDir); 10302 10303 // We would never need to extract libs for forward-locked and external packages, 10304 // since the container service will do it for us. We shouldn't attempt to 10305 // extract libs from system app when it was not updated. 10306 if (pkg.isForwardLocked() || pkg.applicationInfo.isExternalAsec() || 10307 (isSystemApp(pkg) && !pkg.isUpdatedSystemApp())) { 10308 extractLibs = false; 10309 } 10310 10311 final String nativeLibraryRootStr = pkg.applicationInfo.nativeLibraryRootDir; 10312 final boolean useIsaSpecificSubdirs = pkg.applicationInfo.nativeLibraryRootRequiresIsa; 10313 10314 NativeLibraryHelper.Handle handle = null; 10315 try { 10316 handle = NativeLibraryHelper.Handle.create(pkg); 10317 // TODO(multiArch): This can be null for apps that didn't go through the 10318 // usual installation process. We can calculate it again, like we 10319 // do during install time. 10320 // 10321 // TODO(multiArch): Why do we need to rescan ASEC apps again ? It seems totally 10322 // unnecessary. 10323 final File nativeLibraryRoot = new File(nativeLibraryRootStr); 10324 10325 // Null out the abis so that they can be recalculated. 10326 pkg.applicationInfo.primaryCpuAbi = null; 10327 pkg.applicationInfo.secondaryCpuAbi = null; 10328 if (isMultiArch(pkg.applicationInfo)) { 10329 // Warn if we've set an abiOverride for multi-lib packages.. 10330 // By definition, we need to copy both 32 and 64 bit libraries for 10331 // such packages. 10332 if (pkg.cpuAbiOverride != null 10333 && !NativeLibraryHelper.CLEAR_ABI_OVERRIDE.equals(pkg.cpuAbiOverride)) { 10334 Slog.w(TAG, "Ignoring abiOverride for multi arch application."); 10335 } 10336 10337 int abi32 = PackageManager.NO_NATIVE_LIBRARIES; 10338 int abi64 = PackageManager.NO_NATIVE_LIBRARIES; 10339 if (Build.SUPPORTED_32_BIT_ABIS.length > 0) { 10340 if (extractLibs) { 10341 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "copyNativeBinaries"); 10342 abi32 = NativeLibraryHelper.copyNativeBinariesForSupportedAbi(handle, 10343 nativeLibraryRoot, Build.SUPPORTED_32_BIT_ABIS, 10344 useIsaSpecificSubdirs); 10345 } else { 10346 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "findSupportedAbi"); 10347 abi32 = NativeLibraryHelper.findSupportedAbi(handle, Build.SUPPORTED_32_BIT_ABIS); 10348 } 10349 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 10350 } 10351 10352 maybeThrowExceptionForMultiArchCopy( 10353 "Error unpackaging 32 bit native libs for multiarch app.", abi32); 10354 10355 if (Build.SUPPORTED_64_BIT_ABIS.length > 0) { 10356 if (extractLibs) { 10357 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "copyNativeBinaries"); 10358 abi64 = NativeLibraryHelper.copyNativeBinariesForSupportedAbi(handle, 10359 nativeLibraryRoot, Build.SUPPORTED_64_BIT_ABIS, 10360 useIsaSpecificSubdirs); 10361 } else { 10362 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "findSupportedAbi"); 10363 abi64 = NativeLibraryHelper.findSupportedAbi(handle, Build.SUPPORTED_64_BIT_ABIS); 10364 } 10365 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 10366 } 10367 10368 maybeThrowExceptionForMultiArchCopy( 10369 "Error unpackaging 64 bit native libs for multiarch app.", abi64); 10370 10371 if (abi64 >= 0) { 10372 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[abi64]; 10373 } 10374 10375 if (abi32 >= 0) { 10376 final String abi = Build.SUPPORTED_32_BIT_ABIS[abi32]; 10377 if (abi64 >= 0) { 10378 if (pkg.use32bitAbi) { 10379 pkg.applicationInfo.secondaryCpuAbi = pkg.applicationInfo.primaryCpuAbi; 10380 pkg.applicationInfo.primaryCpuAbi = abi; 10381 } else { 10382 pkg.applicationInfo.secondaryCpuAbi = abi; 10383 } 10384 } else { 10385 pkg.applicationInfo.primaryCpuAbi = abi; 10386 } 10387 } 10388 10389 } else { 10390 String[] abiList = (cpuAbiOverride != null) ? 10391 new String[] { cpuAbiOverride } : Build.SUPPORTED_ABIS; 10392 10393 // Enable gross and lame hacks for apps that are built with old 10394 // SDK tools. We must scan their APKs for renderscript bitcode and 10395 // not launch them if it's present. Don't bother checking on devices 10396 // that don't have 64 bit support. 10397 boolean needsRenderScriptOverride = false; 10398 if (Build.SUPPORTED_64_BIT_ABIS.length > 0 && cpuAbiOverride == null && 10399 NativeLibraryHelper.hasRenderscriptBitcode(handle)) { 10400 abiList = Build.SUPPORTED_32_BIT_ABIS; 10401 needsRenderScriptOverride = true; 10402 } 10403 10404 final int copyRet; 10405 if (extractLibs) { 10406 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "copyNativeBinaries"); 10407 copyRet = NativeLibraryHelper.copyNativeBinariesForSupportedAbi(handle, 10408 nativeLibraryRoot, abiList, useIsaSpecificSubdirs); 10409 } else { 10410 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "findSupportedAbi"); 10411 copyRet = NativeLibraryHelper.findSupportedAbi(handle, abiList); 10412 } 10413 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 10414 10415 if (copyRet < 0 && copyRet != PackageManager.NO_NATIVE_LIBRARIES) { 10416 throw new PackageManagerException(INSTALL_FAILED_INTERNAL_ERROR, 10417 "Error unpackaging native libs for app, errorCode=" + copyRet); 10418 } 10419 10420 if (copyRet >= 0) { 10421 pkg.applicationInfo.primaryCpuAbi = abiList[copyRet]; 10422 } else if (copyRet == PackageManager.NO_NATIVE_LIBRARIES && cpuAbiOverride != null) { 10423 pkg.applicationInfo.primaryCpuAbi = cpuAbiOverride; 10424 } else if (needsRenderScriptOverride) { 10425 pkg.applicationInfo.primaryCpuAbi = abiList[0]; 10426 } 10427 } 10428 } catch (IOException ioe) { 10429 Slog.e(TAG, "Unable to get canonical file " + ioe.toString()); 10430 } finally { 10431 IoUtils.closeQuietly(handle); 10432 } 10433 10434 // Now that we've calculated the ABIs and determined if it's an internal app, 10435 // we will go ahead and populate the nativeLibraryPath. 10436 setNativeLibraryPaths(pkg, appLib32InstallDir); 10437 } 10438 10439 /** 10440 * Adjusts ABIs for a set of packages belonging to a shared user so that they all match. 10441 * i.e, so that all packages can be run inside a single process if required. 10442 * 10443 * Optionally, callers can pass in a parsed package via {@code newPackage} in which case 10444 * this function will either try and make the ABI for all packages in {@code packagesForUser} 10445 * match {@code scannedPackage} or will update the ABI of {@code scannedPackage} to match 10446 * the ABI selected for {@code packagesForUser}. This variant is used when installing or 10447 * updating a package that belongs to a shared user. 10448 * 10449 * NOTE: We currently only match for the primary CPU abi string. Matching the secondary 10450 * adds unnecessary complexity. 10451 */ 10452 private void adjustCpuAbisForSharedUserLPw(Set<PackageSetting> packagesForUser, 10453 PackageParser.Package scannedPackage) { 10454 String requiredInstructionSet = null; 10455 if (scannedPackage != null && scannedPackage.applicationInfo.primaryCpuAbi != null) { 10456 requiredInstructionSet = VMRuntime.getInstructionSet( 10457 scannedPackage.applicationInfo.primaryCpuAbi); 10458 } 10459 10460 PackageSetting requirer = null; 10461 for (PackageSetting ps : packagesForUser) { 10462 // If packagesForUser contains scannedPackage, we skip it. This will happen 10463 // when scannedPackage is an update of an existing package. Without this check, 10464 // we will never be able to change the ABI of any package belonging to a shared 10465 // user, even if it's compatible with other packages. 10466 if (scannedPackage == null || !scannedPackage.packageName.equals(ps.name)) { 10467 if (ps.primaryCpuAbiString == null) { 10468 continue; 10469 } 10470 10471 final String instructionSet = VMRuntime.getInstructionSet(ps.primaryCpuAbiString); 10472 if (requiredInstructionSet != null && !instructionSet.equals(requiredInstructionSet)) { 10473 // We have a mismatch between instruction sets (say arm vs arm64) warn about 10474 // this but there's not much we can do. 10475 String errorMessage = "Instruction set mismatch, " 10476 + ((requirer == null) ? "[caller]" : requirer) 10477 + " requires " + requiredInstructionSet + " whereas " + ps 10478 + " requires " + instructionSet; 10479 Slog.w(TAG, errorMessage); 10480 } 10481 10482 if (requiredInstructionSet == null) { 10483 requiredInstructionSet = instructionSet; 10484 requirer = ps; 10485 } 10486 } 10487 } 10488 10489 if (requiredInstructionSet != null) { 10490 String adjustedAbi; 10491 if (requirer != null) { 10492 // requirer != null implies that either scannedPackage was null or that scannedPackage 10493 // did not require an ABI, in which case we have to adjust scannedPackage to match 10494 // the ABI of the set (which is the same as requirer's ABI) 10495 adjustedAbi = requirer.primaryCpuAbiString; 10496 if (scannedPackage != null) { 10497 scannedPackage.applicationInfo.primaryCpuAbi = adjustedAbi; 10498 } 10499 } else { 10500 // requirer == null implies that we're updating all ABIs in the set to 10501 // match scannedPackage. 10502 adjustedAbi = scannedPackage.applicationInfo.primaryCpuAbi; 10503 } 10504 10505 for (PackageSetting ps : packagesForUser) { 10506 if (scannedPackage == null || !scannedPackage.packageName.equals(ps.name)) { 10507 if (ps.primaryCpuAbiString != null) { 10508 continue; 10509 } 10510 10511 ps.primaryCpuAbiString = adjustedAbi; 10512 if (ps.pkg != null && ps.pkg.applicationInfo != null && 10513 !TextUtils.equals(adjustedAbi, ps.pkg.applicationInfo.primaryCpuAbi)) { 10514 ps.pkg.applicationInfo.primaryCpuAbi = adjustedAbi; 10515 Slog.i(TAG, "Adjusting ABI for " + ps.name + " to " + adjustedAbi 10516 + " (requirer=" 10517 + (requirer == null ? "null" : requirer.pkg.packageName) 10518 + ", scannedPackage=" 10519 + (scannedPackage != null ? scannedPackage.packageName : "null") 10520 + ")"); 10521 try { 10522 mInstaller.rmdex(ps.codePathString, 10523 getDexCodeInstructionSet(getPreferredInstructionSet())); 10524 } catch (InstallerException ignored) { 10525 } 10526 } 10527 } 10528 } 10529 } 10530 } 10531 10532 private void setUpCustomResolverActivity(PackageParser.Package pkg) { 10533 synchronized (mPackages) { 10534 mResolverReplaced = true; 10535 // Set up information for custom user intent resolution activity. 10536 mResolveActivity.applicationInfo = pkg.applicationInfo; 10537 mResolveActivity.name = mCustomResolverComponentName.getClassName(); 10538 mResolveActivity.packageName = pkg.applicationInfo.packageName; 10539 mResolveActivity.processName = pkg.applicationInfo.packageName; 10540 mResolveActivity.launchMode = ActivityInfo.LAUNCH_MULTIPLE; 10541 mResolveActivity.flags = ActivityInfo.FLAG_EXCLUDE_FROM_RECENTS | 10542 ActivityInfo.FLAG_FINISH_ON_CLOSE_SYSTEM_DIALOGS; 10543 mResolveActivity.theme = 0; 10544 mResolveActivity.exported = true; 10545 mResolveActivity.enabled = true; 10546 mResolveInfo.activityInfo = mResolveActivity; 10547 mResolveInfo.priority = 0; 10548 mResolveInfo.preferredOrder = 0; 10549 mResolveInfo.match = 0; 10550 mResolveComponentName = mCustomResolverComponentName; 10551 Slog.i(TAG, "Replacing default ResolverActivity with custom activity: " + 10552 mResolveComponentName); 10553 } 10554 } 10555 10556 private void setUpEphemeralInstallerActivityLP(ComponentName installerComponent) { 10557 if (installerComponent == null) { 10558 if (DEBUG_EPHEMERAL) { 10559 Slog.d(TAG, "Clear ephemeral installer activity"); 10560 } 10561 mEphemeralInstallerActivity.applicationInfo = null; 10562 return; 10563 } 10564 10565 if (DEBUG_EPHEMERAL) { 10566 Slog.d(TAG, "Set ephemeral installer activity: " + installerComponent); 10567 } 10568 final PackageParser.Package pkg = mPackages.get(installerComponent.getPackageName()); 10569 // Set up information for ephemeral installer activity 10570 mEphemeralInstallerActivity.applicationInfo = pkg.applicationInfo; 10571 mEphemeralInstallerActivity.name = installerComponent.getClassName(); 10572 mEphemeralInstallerActivity.packageName = pkg.applicationInfo.packageName; 10573 mEphemeralInstallerActivity.processName = pkg.applicationInfo.packageName; 10574 mEphemeralInstallerActivity.launchMode = ActivityInfo.LAUNCH_MULTIPLE; 10575 mEphemeralInstallerActivity.flags = ActivityInfo.FLAG_EXCLUDE_FROM_RECENTS 10576 | ActivityInfo.FLAG_FINISH_ON_CLOSE_SYSTEM_DIALOGS; 10577 mEphemeralInstallerActivity.theme = 0; 10578 mEphemeralInstallerActivity.exported = true; 10579 mEphemeralInstallerActivity.enabled = true; 10580 mEphemeralInstallerInfo.activityInfo = mEphemeralInstallerActivity; 10581 mEphemeralInstallerInfo.priority = 0; 10582 mEphemeralInstallerInfo.preferredOrder = 1; 10583 mEphemeralInstallerInfo.isDefault = true; 10584 mEphemeralInstallerInfo.match = IntentFilter.MATCH_CATEGORY_SCHEME_SPECIFIC_PART 10585 | IntentFilter.MATCH_ADJUSTMENT_NORMAL; 10586 } 10587 10588 private static String calculateBundledApkRoot(final String codePathString) { 10589 final File codePath = new File(codePathString); 10590 final File codeRoot; 10591 if (FileUtils.contains(Environment.getRootDirectory(), codePath)) { 10592 codeRoot = Environment.getRootDirectory(); 10593 } else if (FileUtils.contains(Environment.getOemDirectory(), codePath)) { 10594 codeRoot = Environment.getOemDirectory(); 10595 } else if (FileUtils.contains(Environment.getVendorDirectory(), codePath)) { 10596 codeRoot = Environment.getVendorDirectory(); 10597 } else { 10598 // Unrecognized code path; take its top real segment as the apk root: 10599 // e.g. /something/app/blah.apk => /something 10600 try { 10601 File f = codePath.getCanonicalFile(); 10602 File parent = f.getParentFile(); // non-null because codePath is a file 10603 File tmp; 10604 while ((tmp = parent.getParentFile()) != null) { 10605 f = parent; 10606 parent = tmp; 10607 } 10608 codeRoot = f; 10609 Slog.w(TAG, "Unrecognized code path " 10610 + codePath + " - using " + codeRoot); 10611 } catch (IOException e) { 10612 // Can't canonicalize the code path -- shenanigans? 10613 Slog.w(TAG, "Can't canonicalize code path " + codePath); 10614 return Environment.getRootDirectory().getPath(); 10615 } 10616 } 10617 return codeRoot.getPath(); 10618 } 10619 10620 /** 10621 * Derive and set the location of native libraries for the given package, 10622 * which varies depending on where and how the package was installed. 10623 */ 10624 private static void setNativeLibraryPaths(PackageParser.Package pkg, File appLib32InstallDir) { 10625 final ApplicationInfo info = pkg.applicationInfo; 10626 final String codePath = pkg.codePath; 10627 final File codeFile = new File(codePath); 10628 final boolean bundledApp = info.isSystemApp() && !info.isUpdatedSystemApp(); 10629 final boolean asecApp = info.isForwardLocked() || info.isExternalAsec(); 10630 10631 info.nativeLibraryRootDir = null; 10632 info.nativeLibraryRootRequiresIsa = false; 10633 info.nativeLibraryDir = null; 10634 info.secondaryNativeLibraryDir = null; 10635 10636 if (isApkFile(codeFile)) { 10637 // Monolithic install 10638 if (bundledApp) { 10639 // If "/system/lib64/apkname" exists, assume that is the per-package 10640 // native library directory to use; otherwise use "/system/lib/apkname". 10641 final String apkRoot = calculateBundledApkRoot(info.sourceDir); 10642 final boolean is64Bit = VMRuntime.is64BitInstructionSet( 10643 getPrimaryInstructionSet(info)); 10644 10645 // This is a bundled system app so choose the path based on the ABI. 10646 // if it's a 64 bit abi, use lib64 otherwise use lib32. Note that this 10647 // is just the default path. 10648 final String apkName = deriveCodePathName(codePath); 10649 final String libDir = is64Bit ? LIB64_DIR_NAME : LIB_DIR_NAME; 10650 info.nativeLibraryRootDir = Environment.buildPath(new File(apkRoot), libDir, 10651 apkName).getAbsolutePath(); 10652 10653 if (info.secondaryCpuAbi != null) { 10654 final String secondaryLibDir = is64Bit ? LIB_DIR_NAME : LIB64_DIR_NAME; 10655 info.secondaryNativeLibraryDir = Environment.buildPath(new File(apkRoot), 10656 secondaryLibDir, apkName).getAbsolutePath(); 10657 } 10658 } else if (asecApp) { 10659 info.nativeLibraryRootDir = new File(codeFile.getParentFile(), LIB_DIR_NAME) 10660 .getAbsolutePath(); 10661 } else { 10662 final String apkName = deriveCodePathName(codePath); 10663 info.nativeLibraryRootDir = new File(appLib32InstallDir, apkName) 10664 .getAbsolutePath(); 10665 } 10666 10667 info.nativeLibraryRootRequiresIsa = false; 10668 info.nativeLibraryDir = info.nativeLibraryRootDir; 10669 } else { 10670 // Cluster install 10671 info.nativeLibraryRootDir = new File(codeFile, LIB_DIR_NAME).getAbsolutePath(); 10672 info.nativeLibraryRootRequiresIsa = true; 10673 10674 info.nativeLibraryDir = new File(info.nativeLibraryRootDir, 10675 getPrimaryInstructionSet(info)).getAbsolutePath(); 10676 10677 if (info.secondaryCpuAbi != null) { 10678 info.secondaryNativeLibraryDir = new File(info.nativeLibraryRootDir, 10679 VMRuntime.getInstructionSet(info.secondaryCpuAbi)).getAbsolutePath(); 10680 } 10681 } 10682 } 10683 10684 /** 10685 * Calculate the abis and roots for a bundled app. These can uniquely 10686 * be determined from the contents of the system partition, i.e whether 10687 * it contains 64 or 32 bit shared libraries etc. We do not validate any 10688 * of this information, and instead assume that the system was built 10689 * sensibly. 10690 */ 10691 private static void setBundledAppAbisAndRoots(PackageParser.Package pkg, 10692 PackageSetting pkgSetting) { 10693 final String apkName = deriveCodePathName(pkg.applicationInfo.getCodePath()); 10694 10695 // If "/system/lib64/apkname" exists, assume that is the per-package 10696 // native library directory to use; otherwise use "/system/lib/apkname". 10697 final String apkRoot = calculateBundledApkRoot(pkg.applicationInfo.sourceDir); 10698 setBundledAppAbi(pkg, apkRoot, apkName); 10699 // pkgSetting might be null during rescan following uninstall of updates 10700 // to a bundled app, so accommodate that possibility. The settings in 10701 // that case will be established later from the parsed package. 10702 // 10703 // If the settings aren't null, sync them up with what we've just derived. 10704 // note that apkRoot isn't stored in the package settings. 10705 if (pkgSetting != null) { 10706 pkgSetting.primaryCpuAbiString = pkg.applicationInfo.primaryCpuAbi; 10707 pkgSetting.secondaryCpuAbiString = pkg.applicationInfo.secondaryCpuAbi; 10708 } 10709 } 10710 10711 /** 10712 * Deduces the ABI of a bundled app and sets the relevant fields on the 10713 * parsed pkg object. 10714 * 10715 * @param apkRoot the root of the installed apk, something like {@code /system} or {@code /oem} 10716 * under which system libraries are installed. 10717 * @param apkName the name of the installed package. 10718 */ 10719 private static void setBundledAppAbi(PackageParser.Package pkg, String apkRoot, String apkName) { 10720 final File codeFile = new File(pkg.codePath); 10721 10722 final boolean has64BitLibs; 10723 final boolean has32BitLibs; 10724 if (isApkFile(codeFile)) { 10725 // Monolithic install 10726 has64BitLibs = (new File(apkRoot, new File(LIB64_DIR_NAME, apkName).getPath())).exists(); 10727 has32BitLibs = (new File(apkRoot, new File(LIB_DIR_NAME, apkName).getPath())).exists(); 10728 } else { 10729 // Cluster install 10730 final File rootDir = new File(codeFile, LIB_DIR_NAME); 10731 if (!ArrayUtils.isEmpty(Build.SUPPORTED_64_BIT_ABIS) 10732 && !TextUtils.isEmpty(Build.SUPPORTED_64_BIT_ABIS[0])) { 10733 final String isa = VMRuntime.getInstructionSet(Build.SUPPORTED_64_BIT_ABIS[0]); 10734 has64BitLibs = (new File(rootDir, isa)).exists(); 10735 } else { 10736 has64BitLibs = false; 10737 } 10738 if (!ArrayUtils.isEmpty(Build.SUPPORTED_32_BIT_ABIS) 10739 && !TextUtils.isEmpty(Build.SUPPORTED_32_BIT_ABIS[0])) { 10740 final String isa = VMRuntime.getInstructionSet(Build.SUPPORTED_32_BIT_ABIS[0]); 10741 has32BitLibs = (new File(rootDir, isa)).exists(); 10742 } else { 10743 has32BitLibs = false; 10744 } 10745 } 10746 10747 if (has64BitLibs && !has32BitLibs) { 10748 // The package has 64 bit libs, but not 32 bit libs. Its primary 10749 // ABI should be 64 bit. We can safely assume here that the bundled 10750 // native libraries correspond to the most preferred ABI in the list. 10751 10752 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[0]; 10753 pkg.applicationInfo.secondaryCpuAbi = null; 10754 } else if (has32BitLibs && !has64BitLibs) { 10755 // The package has 32 bit libs but not 64 bit libs. Its primary 10756 // ABI should be 32 bit. 10757 10758 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_32_BIT_ABIS[0]; 10759 pkg.applicationInfo.secondaryCpuAbi = null; 10760 } else if (has32BitLibs && has64BitLibs) { 10761 // The application has both 64 and 32 bit bundled libraries. We check 10762 // here that the app declares multiArch support, and warn if it doesn't. 10763 // 10764 // We will be lenient here and record both ABIs. The primary will be the 10765 // ABI that's higher on the list, i.e, a device that's configured to prefer 10766 // 64 bit apps will see a 64 bit primary ABI, 10767 10768 if ((pkg.applicationInfo.flags & ApplicationInfo.FLAG_MULTIARCH) == 0) { 10769 Slog.e(TAG, "Package " + pkg + " has multiple bundled libs, but is not multiarch."); 10770 } 10771 10772 if (VMRuntime.is64BitInstructionSet(getPreferredInstructionSet())) { 10773 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[0]; 10774 pkg.applicationInfo.secondaryCpuAbi = Build.SUPPORTED_32_BIT_ABIS[0]; 10775 } else { 10776 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_32_BIT_ABIS[0]; 10777 pkg.applicationInfo.secondaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[0]; 10778 } 10779 } else { 10780 pkg.applicationInfo.primaryCpuAbi = null; 10781 pkg.applicationInfo.secondaryCpuAbi = null; 10782 } 10783 } 10784 10785 private void killApplication(String pkgName, int appId, String reason) { 10786 killApplication(pkgName, appId, UserHandle.USER_ALL, reason); 10787 } 10788 10789 private void killApplication(String pkgName, int appId, int userId, String reason) { 10790 // Request the ActivityManager to kill the process(only for existing packages) 10791 // so that we do not end up in a confused state while the user is still using the older 10792 // version of the application while the new one gets installed. 10793 final long token = Binder.clearCallingIdentity(); 10794 try { 10795 IActivityManager am = ActivityManager.getService(); 10796 if (am != null) { 10797 try { 10798 am.killApplication(pkgName, appId, userId, reason); 10799 } catch (RemoteException e) { 10800 } 10801 } 10802 } finally { 10803 Binder.restoreCallingIdentity(token); 10804 } 10805 } 10806 10807 private void removePackageLI(PackageParser.Package pkg, boolean chatty) { 10808 // Remove the parent package setting 10809 PackageSetting ps = (PackageSetting) pkg.mExtras; 10810 if (ps != null) { 10811 removePackageLI(ps, chatty); 10812 } 10813 // Remove the child package setting 10814 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 10815 for (int i = 0; i < childCount; i++) { 10816 PackageParser.Package childPkg = pkg.childPackages.get(i); 10817 ps = (PackageSetting) childPkg.mExtras; 10818 if (ps != null) { 10819 removePackageLI(ps, chatty); 10820 } 10821 } 10822 } 10823 10824 void removePackageLI(PackageSetting ps, boolean chatty) { 10825 if (DEBUG_INSTALL) { 10826 if (chatty) 10827 Log.d(TAG, "Removing package " + ps.name); 10828 } 10829 10830 // writer 10831 synchronized (mPackages) { 10832 mPackages.remove(ps.name); 10833 final PackageParser.Package pkg = ps.pkg; 10834 if (pkg != null) { 10835 cleanPackageDataStructuresLILPw(pkg, chatty); 10836 } 10837 } 10838 } 10839 10840 void removeInstalledPackageLI(PackageParser.Package pkg, boolean chatty) { 10841 if (DEBUG_INSTALL) { 10842 if (chatty) 10843 Log.d(TAG, "Removing package " + pkg.applicationInfo.packageName); 10844 } 10845 10846 // writer 10847 synchronized (mPackages) { 10848 // Remove the parent package 10849 mPackages.remove(pkg.applicationInfo.packageName); 10850 cleanPackageDataStructuresLILPw(pkg, chatty); 10851 10852 // Remove the child packages 10853 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 10854 for (int i = 0; i < childCount; i++) { 10855 PackageParser.Package childPkg = pkg.childPackages.get(i); 10856 mPackages.remove(childPkg.applicationInfo.packageName); 10857 cleanPackageDataStructuresLILPw(childPkg, chatty); 10858 } 10859 } 10860 } 10861 10862 void cleanPackageDataStructuresLILPw(PackageParser.Package pkg, boolean chatty) { 10863 int N = pkg.providers.size(); 10864 StringBuilder r = null; 10865 int i; 10866 for (i=0; i<N; i++) { 10867 PackageParser.Provider p = pkg.providers.get(i); 10868 mProviders.removeProvider(p); 10869 if (p.info.authority == null) { 10870 10871 /* There was another ContentProvider with this authority when 10872 * this app was installed so this authority is null, 10873 * Ignore it as we don't have to unregister the provider. 10874 */ 10875 continue; 10876 } 10877 String names[] = p.info.authority.split(";"); 10878 for (int j = 0; j < names.length; j++) { 10879 if (mProvidersByAuthority.get(names[j]) == p) { 10880 mProvidersByAuthority.remove(names[j]); 10881 if (DEBUG_REMOVE) { 10882 if (chatty) 10883 Log.d(TAG, "Unregistered content provider: " + names[j] 10884 + ", className = " + p.info.name + ", isSyncable = " 10885 + p.info.isSyncable); 10886 } 10887 } 10888 } 10889 if (DEBUG_REMOVE && chatty) { 10890 if (r == null) { 10891 r = new StringBuilder(256); 10892 } else { 10893 r.append(' '); 10894 } 10895 r.append(p.info.name); 10896 } 10897 } 10898 if (r != null) { 10899 if (DEBUG_REMOVE) Log.d(TAG, " Providers: " + r); 10900 } 10901 10902 N = pkg.services.size(); 10903 r = null; 10904 for (i=0; i<N; i++) { 10905 PackageParser.Service s = pkg.services.get(i); 10906 mServices.removeService(s); 10907 if (chatty) { 10908 if (r == null) { 10909 r = new StringBuilder(256); 10910 } else { 10911 r.append(' '); 10912 } 10913 r.append(s.info.name); 10914 } 10915 } 10916 if (r != null) { 10917 if (DEBUG_REMOVE) Log.d(TAG, " Services: " + r); 10918 } 10919 10920 N = pkg.receivers.size(); 10921 r = null; 10922 for (i=0; i<N; i++) { 10923 PackageParser.Activity a = pkg.receivers.get(i); 10924 mReceivers.removeActivity(a, "receiver"); 10925 if (DEBUG_REMOVE && chatty) { 10926 if (r == null) { 10927 r = new StringBuilder(256); 10928 } else { 10929 r.append(' '); 10930 } 10931 r.append(a.info.name); 10932 } 10933 } 10934 if (r != null) { 10935 if (DEBUG_REMOVE) Log.d(TAG, " Receivers: " + r); 10936 } 10937 10938 N = pkg.activities.size(); 10939 r = null; 10940 for (i=0; i<N; i++) { 10941 PackageParser.Activity a = pkg.activities.get(i); 10942 mActivities.removeActivity(a, "activity"); 10943 if (DEBUG_REMOVE && chatty) { 10944 if (r == null) { 10945 r = new StringBuilder(256); 10946 } else { 10947 r.append(' '); 10948 } 10949 r.append(a.info.name); 10950 } 10951 } 10952 if (r != null) { 10953 if (DEBUG_REMOVE) Log.d(TAG, " Activities: " + r); 10954 } 10955 10956 N = pkg.permissions.size(); 10957 r = null; 10958 for (i=0; i<N; i++) { 10959 PackageParser.Permission p = pkg.permissions.get(i); 10960 BasePermission bp = mSettings.mPermissions.get(p.info.name); 10961 if (bp == null) { 10962 bp = mSettings.mPermissionTrees.get(p.info.name); 10963 } 10964 if (bp != null && bp.perm == p) { 10965 bp.perm = null; 10966 if (DEBUG_REMOVE && chatty) { 10967 if (r == null) { 10968 r = new StringBuilder(256); 10969 } else { 10970 r.append(' '); 10971 } 10972 r.append(p.info.name); 10973 } 10974 } 10975 if ((p.info.protectionLevel&PermissionInfo.PROTECTION_FLAG_APPOP) != 0) { 10976 ArraySet<String> appOpPkgs = mAppOpPermissionPackages.get(p.info.name); 10977 if (appOpPkgs != null) { 10978 appOpPkgs.remove(pkg.packageName); 10979 } 10980 } 10981 } 10982 if (r != null) { 10983 if (DEBUG_REMOVE) Log.d(TAG, " Permissions: " + r); 10984 } 10985 10986 N = pkg.requestedPermissions.size(); 10987 r = null; 10988 for (i=0; i<N; i++) { 10989 String perm = pkg.requestedPermissions.get(i); 10990 BasePermission bp = mSettings.mPermissions.get(perm); 10991 if (bp != null && (bp.protectionLevel&PermissionInfo.PROTECTION_FLAG_APPOP) != 0) { 10992 ArraySet<String> appOpPkgs = mAppOpPermissionPackages.get(perm); 10993 if (appOpPkgs != null) { 10994 appOpPkgs.remove(pkg.packageName); 10995 if (appOpPkgs.isEmpty()) { 10996 mAppOpPermissionPackages.remove(perm); 10997 } 10998 } 10999 } 11000 } 11001 if (r != null) { 11002 if (DEBUG_REMOVE) Log.d(TAG, " Permissions: " + r); 11003 } 11004 11005 N = pkg.instrumentation.size(); 11006 r = null; 11007 for (i=0; i<N; i++) { 11008 PackageParser.Instrumentation a = pkg.instrumentation.get(i); 11009 mInstrumentation.remove(a.getComponentName()); 11010 if (DEBUG_REMOVE && chatty) { 11011 if (r == null) { 11012 r = new StringBuilder(256); 11013 } else { 11014 r.append(' '); 11015 } 11016 r.append(a.info.name); 11017 } 11018 } 11019 if (r != null) { 11020 if (DEBUG_REMOVE) Log.d(TAG, " Instrumentation: " + r); 11021 } 11022 11023 r = null; 11024 if ((pkg.applicationInfo.flags&ApplicationInfo.FLAG_SYSTEM) != 0) { 11025 // Only system apps can hold shared libraries. 11026 if (pkg.libraryNames != null) { 11027 for (i = 0; i < pkg.libraryNames.size(); i++) { 11028 String name = pkg.libraryNames.get(i); 11029 if (removeSharedLibraryLPw(name, 0)) { 11030 if (DEBUG_REMOVE && chatty) { 11031 if (r == null) { 11032 r = new StringBuilder(256); 11033 } else { 11034 r.append(' '); 11035 } 11036 r.append(name); 11037 } 11038 } 11039 } 11040 } 11041 } 11042 11043 r = null; 11044 11045 // Any package can hold static shared libraries. 11046 if (pkg.staticSharedLibName != null) { 11047 if (removeSharedLibraryLPw(pkg.staticSharedLibName, pkg.staticSharedLibVersion)) { 11048 if (DEBUG_REMOVE && chatty) { 11049 if (r == null) { 11050 r = new StringBuilder(256); 11051 } else { 11052 r.append(' '); 11053 } 11054 r.append(pkg.staticSharedLibName); 11055 } 11056 } 11057 } 11058 11059 if (r != null) { 11060 if (DEBUG_REMOVE) Log.d(TAG, " Libraries: " + r); 11061 } 11062 } 11063 11064 private static boolean hasPermission(PackageParser.Package pkgInfo, String perm) { 11065 for (int i=pkgInfo.permissions.size()-1; i>=0; i--) { 11066 if (pkgInfo.permissions.get(i).info.name.equals(perm)) { 11067 return true; 11068 } 11069 } 11070 return false; 11071 } 11072 11073 static final int UPDATE_PERMISSIONS_ALL = 1<<0; 11074 static final int UPDATE_PERMISSIONS_REPLACE_PKG = 1<<1; 11075 static final int UPDATE_PERMISSIONS_REPLACE_ALL = 1<<2; 11076 11077 private void updatePermissionsLPw(PackageParser.Package pkg, int flags) { 11078 // Update the parent permissions 11079 updatePermissionsLPw(pkg.packageName, pkg, flags); 11080 // Update the child permissions 11081 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 11082 for (int i = 0; i < childCount; i++) { 11083 PackageParser.Package childPkg = pkg.childPackages.get(i); 11084 updatePermissionsLPw(childPkg.packageName, childPkg, flags); 11085 } 11086 } 11087 11088 private void updatePermissionsLPw(String changingPkg, PackageParser.Package pkgInfo, 11089 int flags) { 11090 final String volumeUuid = (pkgInfo != null) ? getVolumeUuidForPackage(pkgInfo) : null; 11091 updatePermissionsLPw(changingPkg, pkgInfo, volumeUuid, flags); 11092 } 11093 11094 private void updatePermissionsLPw(String changingPkg, 11095 PackageParser.Package pkgInfo, String replaceVolumeUuid, int flags) { 11096 // Make sure there are no dangling permission trees. 11097 Iterator<BasePermission> it = mSettings.mPermissionTrees.values().iterator(); 11098 while (it.hasNext()) { 11099 final BasePermission bp = it.next(); 11100 if (bp.packageSetting == null) { 11101 // We may not yet have parsed the package, so just see if 11102 // we still know about its settings. 11103 bp.packageSetting = mSettings.mPackages.get(bp.sourcePackage); 11104 } 11105 if (bp.packageSetting == null) { 11106 Slog.w(TAG, "Removing dangling permission tree: " + bp.name 11107 + " from package " + bp.sourcePackage); 11108 it.remove(); 11109 } else if (changingPkg != null && changingPkg.equals(bp.sourcePackage)) { 11110 if (pkgInfo == null || !hasPermission(pkgInfo, bp.name)) { 11111 Slog.i(TAG, "Removing old permission tree: " + bp.name 11112 + " from package " + bp.sourcePackage); 11113 flags |= UPDATE_PERMISSIONS_ALL; 11114 it.remove(); 11115 } 11116 } 11117 } 11118 11119 // Make sure all dynamic permissions have been assigned to a package, 11120 // and make sure there are no dangling permissions. 11121 it = mSettings.mPermissions.values().iterator(); 11122 while (it.hasNext()) { 11123 final BasePermission bp = it.next(); 11124 if (bp.type == BasePermission.TYPE_DYNAMIC) { 11125 if (DEBUG_SETTINGS) Log.v(TAG, "Dynamic permission: name=" 11126 + bp.name + " pkg=" + bp.sourcePackage 11127 + " info=" + bp.pendingInfo); 11128 if (bp.packageSetting == null && bp.pendingInfo != null) { 11129 final BasePermission tree = findPermissionTreeLP(bp.name); 11130 if (tree != null && tree.perm != null) { 11131 bp.packageSetting = tree.packageSetting; 11132 bp.perm = new PackageParser.Permission(tree.perm.owner, 11133 new PermissionInfo(bp.pendingInfo)); 11134 bp.perm.info.packageName = tree.perm.info.packageName; 11135 bp.perm.info.name = bp.name; 11136 bp.uid = tree.uid; 11137 } 11138 } 11139 } 11140 if (bp.packageSetting == null) { 11141 // We may not yet have parsed the package, so just see if 11142 // we still know about its settings. 11143 bp.packageSetting = mSettings.mPackages.get(bp.sourcePackage); 11144 } 11145 if (bp.packageSetting == null) { 11146 Slog.w(TAG, "Removing dangling permission: " + bp.name 11147 + " from package " + bp.sourcePackage); 11148 it.remove(); 11149 } else if (changingPkg != null && changingPkg.equals(bp.sourcePackage)) { 11150 if (pkgInfo == null || !hasPermission(pkgInfo, bp.name)) { 11151 Slog.i(TAG, "Removing old permission: " + bp.name 11152 + " from package " + bp.sourcePackage); 11153 flags |= UPDATE_PERMISSIONS_ALL; 11154 it.remove(); 11155 } 11156 } 11157 } 11158 11159 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "grantPermissions"); 11160 // Now update the permissions for all packages, in particular 11161 // replace the granted permissions of the system packages. 11162 if ((flags&UPDATE_PERMISSIONS_ALL) != 0) { 11163 for (PackageParser.Package pkg : mPackages.values()) { 11164 if (pkg != pkgInfo) { 11165 // Only replace for packages on requested volume 11166 final String volumeUuid = getVolumeUuidForPackage(pkg); 11167 final boolean replace = ((flags & UPDATE_PERMISSIONS_REPLACE_ALL) != 0) 11168 && Objects.equals(replaceVolumeUuid, volumeUuid); 11169 grantPermissionsLPw(pkg, replace, changingPkg); 11170 } 11171 } 11172 } 11173 11174 if (pkgInfo != null) { 11175 // Only replace for packages on requested volume 11176 final String volumeUuid = getVolumeUuidForPackage(pkgInfo); 11177 final boolean replace = ((flags & UPDATE_PERMISSIONS_REPLACE_PKG) != 0) 11178 && Objects.equals(replaceVolumeUuid, volumeUuid); 11179 grantPermissionsLPw(pkgInfo, replace, changingPkg); 11180 } 11181 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 11182 } 11183 11184 private void grantPermissionsLPw(PackageParser.Package pkg, boolean replace, 11185 String packageOfInterest) { 11186 // IMPORTANT: There are two types of permissions: install and runtime. 11187 // Install time permissions are granted when the app is installed to 11188 // all device users and users added in the future. Runtime permissions 11189 // are granted at runtime explicitly to specific users. Normal and signature 11190 // protected permissions are install time permissions. Dangerous permissions 11191 // are install permissions if the app's target SDK is Lollipop MR1 or older, 11192 // otherwise they are runtime permissions. This function does not manage 11193 // runtime permissions except for the case an app targeting Lollipop MR1 11194 // being upgraded to target a newer SDK, in which case dangerous permissions 11195 // are transformed from install time to runtime ones. 11196 11197 final PackageSetting ps = (PackageSetting) pkg.mExtras; 11198 if (ps == null) { 11199 return; 11200 } 11201 11202 PermissionsState permissionsState = ps.getPermissionsState(); 11203 PermissionsState origPermissions = permissionsState; 11204 11205 final int[] currentUserIds = UserManagerService.getInstance().getUserIds(); 11206 11207 boolean runtimePermissionsRevoked = false; 11208 int[] changedRuntimePermissionUserIds = EMPTY_INT_ARRAY; 11209 11210 boolean changedInstallPermission = false; 11211 11212 if (replace) { 11213 ps.installPermissionsFixed = false; 11214 if (!ps.isSharedUser()) { 11215 origPermissions = new PermissionsState(permissionsState); 11216 permissionsState.reset(); 11217 } else { 11218 // We need to know only about runtime permission changes since the 11219 // calling code always writes the install permissions state but 11220 // the runtime ones are written only if changed. The only cases of 11221 // changed runtime permissions here are promotion of an install to 11222 // runtime and revocation of a runtime from a shared user. 11223 changedRuntimePermissionUserIds = revokeUnusedSharedUserPermissionsLPw( 11224 ps.sharedUser, UserManagerService.getInstance().getUserIds()); 11225 if (!ArrayUtils.isEmpty(changedRuntimePermissionUserIds)) { 11226 runtimePermissionsRevoked = true; 11227 } 11228 } 11229 } 11230 11231 permissionsState.setGlobalGids(mGlobalGids); 11232 11233 final int N = pkg.requestedPermissions.size(); 11234 for (int i=0; i<N; i++) { 11235 final String name = pkg.requestedPermissions.get(i); 11236 final BasePermission bp = mSettings.mPermissions.get(name); 11237 11238 if (DEBUG_INSTALL) { 11239 Log.i(TAG, "Package " + pkg.packageName + " checking " + name + ": " + bp); 11240 } 11241 11242 if (bp == null || bp.packageSetting == null) { 11243 if (packageOfInterest == null || packageOfInterest.equals(pkg.packageName)) { 11244 Slog.w(TAG, "Unknown permission " + name 11245 + " in package " + pkg.packageName); 11246 } 11247 continue; 11248 } 11249 11250 11251 // Limit ephemeral apps to ephemeral allowed permissions. 11252 if (pkg.applicationInfo.isInstantApp() && !bp.isInstant()) { 11253 Log.i(TAG, "Denying non-ephemeral permission " + bp.name + " for package " 11254 + pkg.packageName); 11255 continue; 11256 } 11257 11258 final String perm = bp.name; 11259 boolean allowedSig = false; 11260 int grant = GRANT_DENIED; 11261 11262 // Keep track of app op permissions. 11263 if ((bp.protectionLevel & PermissionInfo.PROTECTION_FLAG_APPOP) != 0) { 11264 ArraySet<String> pkgs = mAppOpPermissionPackages.get(bp.name); 11265 if (pkgs == null) { 11266 pkgs = new ArraySet<>(); 11267 mAppOpPermissionPackages.put(bp.name, pkgs); 11268 } 11269 pkgs.add(pkg.packageName); 11270 } 11271 11272 final int level = bp.protectionLevel & PermissionInfo.PROTECTION_MASK_BASE; 11273 final boolean appSupportsRuntimePermissions = pkg.applicationInfo.targetSdkVersion 11274 >= Build.VERSION_CODES.M; 11275 switch (level) { 11276 case PermissionInfo.PROTECTION_NORMAL: { 11277 // For all apps normal permissions are install time ones. 11278 grant = GRANT_INSTALL; 11279 } break; 11280 11281 case PermissionInfo.PROTECTION_DANGEROUS: { 11282 // If a permission review is required for legacy apps we represent 11283 // their permissions as always granted runtime ones since we need 11284 // to keep the review required permission flag per user while an 11285 // install permission's state is shared across all users. 11286 if (!appSupportsRuntimePermissions && !mPermissionReviewRequired) { 11287 // For legacy apps dangerous permissions are install time ones. 11288 grant = GRANT_INSTALL; 11289 } else if (origPermissions.hasInstallPermission(bp.name)) { 11290 // For legacy apps that became modern, install becomes runtime. 11291 grant = GRANT_UPGRADE; 11292 } else if (mPromoteSystemApps 11293 && isSystemApp(ps) 11294 && mExistingSystemPackages.contains(ps.name)) { 11295 // For legacy system apps, install becomes runtime. 11296 // We cannot check hasInstallPermission() for system apps since those 11297 // permissions were granted implicitly and not persisted pre-M. 11298 grant = GRANT_UPGRADE; 11299 } else { 11300 // For modern apps keep runtime permissions unchanged. 11301 grant = GRANT_RUNTIME; 11302 } 11303 } break; 11304 11305 case PermissionInfo.PROTECTION_SIGNATURE: { 11306 // For all apps signature permissions are install time ones. 11307 allowedSig = grantSignaturePermission(perm, pkg, bp, origPermissions); 11308 if (allowedSig) { 11309 grant = GRANT_INSTALL; 11310 } 11311 } break; 11312 } 11313 11314 if (DEBUG_INSTALL) { 11315 Log.i(TAG, "Package " + pkg.packageName + " granting " + perm); 11316 } 11317 11318 if (grant != GRANT_DENIED) { 11319 if (!isSystemApp(ps) && ps.installPermissionsFixed) { 11320 // If this is an existing, non-system package, then 11321 // we can't add any new permissions to it. 11322 if (!allowedSig && !origPermissions.hasInstallPermission(perm)) { 11323 // Except... if this is a permission that was added 11324 // to the platform (note: need to only do this when 11325 // updating the platform). 11326 if (!isNewPlatformPermissionForPackage(perm, pkg)) { 11327 grant = GRANT_DENIED; 11328 } 11329 } 11330 } 11331 11332 switch (grant) { 11333 case GRANT_INSTALL: { 11334 // Revoke this as runtime permission to handle the case of 11335 // a runtime permission being downgraded to an install one. 11336 // Also in permission review mode we keep dangerous permissions 11337 // for legacy apps 11338 for (int userId : UserManagerService.getInstance().getUserIds()) { 11339 if (origPermissions.getRuntimePermissionState( 11340 bp.name, userId) != null) { 11341 // Revoke the runtime permission and clear the flags. 11342 origPermissions.revokeRuntimePermission(bp, userId); 11343 origPermissions.updatePermissionFlags(bp, userId, 11344 PackageManager.MASK_PERMISSION_FLAGS, 0); 11345 // If we revoked a permission permission, we have to write. 11346 changedRuntimePermissionUserIds = ArrayUtils.appendInt( 11347 changedRuntimePermissionUserIds, userId); 11348 } 11349 } 11350 // Grant an install permission. 11351 if (permissionsState.grantInstallPermission(bp) != 11352 PermissionsState.PERMISSION_OPERATION_FAILURE) { 11353 changedInstallPermission = true; 11354 } 11355 } break; 11356 11357 case GRANT_RUNTIME: { 11358 // Grant previously granted runtime permissions. 11359 for (int userId : UserManagerService.getInstance().getUserIds()) { 11360 PermissionState permissionState = origPermissions 11361 .getRuntimePermissionState(bp.name, userId); 11362 int flags = permissionState != null 11363 ? permissionState.getFlags() : 0; 11364 if (origPermissions.hasRuntimePermission(bp.name, userId)) { 11365 // Don't propagate the permission in a permission review mode if 11366 // the former was revoked, i.e. marked to not propagate on upgrade. 11367 // Note that in a permission review mode install permissions are 11368 // represented as constantly granted runtime ones since we need to 11369 // keep a per user state associated with the permission. Also the 11370 // revoke on upgrade flag is no longer applicable and is reset. 11371 final boolean revokeOnUpgrade = (flags & PackageManager 11372 .FLAG_PERMISSION_REVOKE_ON_UPGRADE) != 0; 11373 if (revokeOnUpgrade) { 11374 flags &= ~PackageManager.FLAG_PERMISSION_REVOKE_ON_UPGRADE; 11375 // Since we changed the flags, we have to write. 11376 changedRuntimePermissionUserIds = ArrayUtils.appendInt( 11377 changedRuntimePermissionUserIds, userId); 11378 } 11379 if (!mPermissionReviewRequired || !revokeOnUpgrade) { 11380 if (permissionsState.grantRuntimePermission(bp, userId) == 11381 PermissionsState.PERMISSION_OPERATION_FAILURE) { 11382 // If we cannot put the permission as it was, 11383 // we have to write. 11384 changedRuntimePermissionUserIds = ArrayUtils.appendInt( 11385 changedRuntimePermissionUserIds, userId); 11386 } 11387 } 11388 11389 // If the app supports runtime permissions no need for a review. 11390 if (mPermissionReviewRequired 11391 && appSupportsRuntimePermissions 11392 && (flags & PackageManager 11393 .FLAG_PERMISSION_REVIEW_REQUIRED) != 0) { 11394 flags &= ~PackageManager.FLAG_PERMISSION_REVIEW_REQUIRED; 11395 // Since we changed the flags, we have to write. 11396 changedRuntimePermissionUserIds = ArrayUtils.appendInt( 11397 changedRuntimePermissionUserIds, userId); 11398 } 11399 } else if (mPermissionReviewRequired 11400 && !appSupportsRuntimePermissions) { 11401 // For legacy apps that need a permission review, every new 11402 // runtime permission is granted but it is pending a review. 11403 // We also need to review only platform defined runtime 11404 // permissions as these are the only ones the platform knows 11405 // how to disable the API to simulate revocation as legacy 11406 // apps don't expect to run with revoked permissions. 11407 if (PLATFORM_PACKAGE_NAME.equals(bp.sourcePackage)) { 11408 if ((flags & FLAG_PERMISSION_REVIEW_REQUIRED) == 0) { 11409 flags |= FLAG_PERMISSION_REVIEW_REQUIRED; 11410 // We changed the flags, hence have to write. 11411 changedRuntimePermissionUserIds = ArrayUtils.appendInt( 11412 changedRuntimePermissionUserIds, userId); 11413 } 11414 } 11415 if (permissionsState.grantRuntimePermission(bp, userId) 11416 != PermissionsState.PERMISSION_OPERATION_FAILURE) { 11417 // We changed the permission, hence have to write. 11418 changedRuntimePermissionUserIds = ArrayUtils.appendInt( 11419 changedRuntimePermissionUserIds, userId); 11420 } 11421 } 11422 // Propagate the permission flags. 11423 permissionsState.updatePermissionFlags(bp, userId, flags, flags); 11424 } 11425 } break; 11426 11427 case GRANT_UPGRADE: { 11428 // Grant runtime permissions for a previously held install permission. 11429 PermissionState permissionState = origPermissions 11430 .getInstallPermissionState(bp.name); 11431 final int flags = permissionState != null ? permissionState.getFlags() : 0; 11432 11433 if (origPermissions.revokeInstallPermission(bp) 11434 != PermissionsState.PERMISSION_OPERATION_FAILURE) { 11435 // We will be transferring the permission flags, so clear them. 11436 origPermissions.updatePermissionFlags(bp, UserHandle.USER_ALL, 11437 PackageManager.MASK_PERMISSION_FLAGS, 0); 11438 changedInstallPermission = true; 11439 } 11440 11441 // If the permission is not to be promoted to runtime we ignore it and 11442 // also its other flags as they are not applicable to install permissions. 11443 if ((flags & PackageManager.FLAG_PERMISSION_REVOKE_ON_UPGRADE) == 0) { 11444 for (int userId : currentUserIds) { 11445 if (permissionsState.grantRuntimePermission(bp, userId) != 11446 PermissionsState.PERMISSION_OPERATION_FAILURE) { 11447 // Transfer the permission flags. 11448 permissionsState.updatePermissionFlags(bp, userId, 11449 flags, flags); 11450 // If we granted the permission, we have to write. 11451 changedRuntimePermissionUserIds = ArrayUtils.appendInt( 11452 changedRuntimePermissionUserIds, userId); 11453 } 11454 } 11455 } 11456 } break; 11457 11458 default: { 11459 if (packageOfInterest == null 11460 || packageOfInterest.equals(pkg.packageName)) { 11461 Slog.w(TAG, "Not granting permission " + perm 11462 + " to package " + pkg.packageName 11463 + " because it was previously installed without"); 11464 } 11465 } break; 11466 } 11467 } else { 11468 if (permissionsState.revokeInstallPermission(bp) != 11469 PermissionsState.PERMISSION_OPERATION_FAILURE) { 11470 // Also drop the permission flags. 11471 permissionsState.updatePermissionFlags(bp, UserHandle.USER_ALL, 11472 PackageManager.MASK_PERMISSION_FLAGS, 0); 11473 changedInstallPermission = true; 11474 Slog.i(TAG, "Un-granting permission " + perm 11475 + " from package " + pkg.packageName 11476 + " (protectionLevel=" + bp.protectionLevel 11477 + " flags=0x" + Integer.toHexString(pkg.applicationInfo.flags) 11478 + ")"); 11479 } else if ((bp.protectionLevel&PermissionInfo.PROTECTION_FLAG_APPOP) == 0) { 11480 // Don't print warning for app op permissions, since it is fine for them 11481 // not to be granted, there is a UI for the user to decide. 11482 if (packageOfInterest == null || packageOfInterest.equals(pkg.packageName)) { 11483 Slog.w(TAG, "Not granting permission " + perm 11484 + " to package " + pkg.packageName 11485 + " (protectionLevel=" + bp.protectionLevel 11486 + " flags=0x" + Integer.toHexString(pkg.applicationInfo.flags) 11487 + ")"); 11488 } 11489 } 11490 } 11491 } 11492 11493 if ((changedInstallPermission || replace) && !ps.installPermissionsFixed && 11494 !isSystemApp(ps) || isUpdatedSystemApp(ps)){ 11495 // This is the first that we have heard about this package, so the 11496 // permissions we have now selected are fixed until explicitly 11497 // changed. 11498 ps.installPermissionsFixed = true; 11499 } 11500 11501 // Persist the runtime permissions state for users with changes. If permissions 11502 // were revoked because no app in the shared user declares them we have to 11503 // write synchronously to avoid losing runtime permissions state. 11504 for (int userId : changedRuntimePermissionUserIds) { 11505 mSettings.writeRuntimePermissionsForUserLPr(userId, runtimePermissionsRevoked); 11506 } 11507 } 11508 11509 private boolean isNewPlatformPermissionForPackage(String perm, PackageParser.Package pkg) { 11510 boolean allowed = false; 11511 final int NP = PackageParser.NEW_PERMISSIONS.length; 11512 for (int ip=0; ip<NP; ip++) { 11513 final PackageParser.NewPermissionInfo npi 11514 = PackageParser.NEW_PERMISSIONS[ip]; 11515 if (npi.name.equals(perm) 11516 && pkg.applicationInfo.targetSdkVersion < npi.sdkVersion) { 11517 allowed = true; 11518 Log.i(TAG, "Auto-granting " + perm + " to old pkg " 11519 + pkg.packageName); 11520 break; 11521 } 11522 } 11523 return allowed; 11524 } 11525 11526 private boolean grantSignaturePermission(String perm, PackageParser.Package pkg, 11527 BasePermission bp, PermissionsState origPermissions) { 11528 boolean privilegedPermission = (bp.protectionLevel 11529 & PermissionInfo.PROTECTION_FLAG_PRIVILEGED) != 0; 11530 boolean privappPermissionsDisable = 11531 RoSystemProperties.CONTROL_PRIVAPP_PERMISSIONS_DISABLE; 11532 boolean platformPermission = PLATFORM_PACKAGE_NAME.equals(bp.sourcePackage); 11533 boolean platformPackage = PLATFORM_PACKAGE_NAME.equals(pkg.packageName); 11534 if (!privappPermissionsDisable && privilegedPermission && pkg.isPrivilegedApp() 11535 && !platformPackage && platformPermission) { 11536 ArraySet<String> wlPermissions = SystemConfig.getInstance() 11537 .getPrivAppPermissions(pkg.packageName); 11538 boolean whitelisted = wlPermissions != null && wlPermissions.contains(perm); 11539 if (!whitelisted) { 11540 Slog.w(TAG, "Privileged permission " + perm + " for package " 11541 + pkg.packageName + " - not in privapp-permissions whitelist"); 11542 if (RoSystemProperties.CONTROL_PRIVAPP_PERMISSIONS_ENFORCE) { 11543 return false; 11544 } 11545 } 11546 } 11547 boolean allowed = (compareSignatures( 11548 bp.packageSetting.signatures.mSignatures, pkg.mSignatures) 11549 == PackageManager.SIGNATURE_MATCH) 11550 || (compareSignatures(mPlatformPackage.mSignatures, pkg.mSignatures) 11551 == PackageManager.SIGNATURE_MATCH); 11552 if (!allowed && privilegedPermission) { 11553 if (isSystemApp(pkg)) { 11554 // For updated system applications, a system permission 11555 // is granted only if it had been defined by the original application. 11556 if (pkg.isUpdatedSystemApp()) { 11557 final PackageSetting sysPs = mSettings 11558 .getDisabledSystemPkgLPr(pkg.packageName); 11559 if (sysPs != null && sysPs.getPermissionsState().hasInstallPermission(perm)) { 11560 // If the original was granted this permission, we take 11561 // that grant decision as read and propagate it to the 11562 // update. 11563 if (sysPs.isPrivileged()) { 11564 allowed = true; 11565 } 11566 } else { 11567 // The system apk may have been updated with an older 11568 // version of the one on the data partition, but which 11569 // granted a new system permission that it didn't have 11570 // before. In this case we do want to allow the app to 11571 // now get the new permission if the ancestral apk is 11572 // privileged to get it. 11573 if (sysPs != null && sysPs.pkg != null && sysPs.isPrivileged()) { 11574 for (int j = 0; j < sysPs.pkg.requestedPermissions.size(); j++) { 11575 if (perm.equals(sysPs.pkg.requestedPermissions.get(j))) { 11576 allowed = true; 11577 break; 11578 } 11579 } 11580 } 11581 // Also if a privileged parent package on the system image or any of 11582 // its children requested a privileged permission, the updated child 11583 // packages can also get the permission. 11584 if (pkg.parentPackage != null) { 11585 final PackageSetting disabledSysParentPs = mSettings 11586 .getDisabledSystemPkgLPr(pkg.parentPackage.packageName); 11587 if (disabledSysParentPs != null && disabledSysParentPs.pkg != null 11588 && disabledSysParentPs.isPrivileged()) { 11589 if (isPackageRequestingPermission(disabledSysParentPs.pkg, perm)) { 11590 allowed = true; 11591 } else if (disabledSysParentPs.pkg.childPackages != null) { 11592 final int count = disabledSysParentPs.pkg.childPackages.size(); 11593 for (int i = 0; i < count; i++) { 11594 PackageParser.Package disabledSysChildPkg = 11595 disabledSysParentPs.pkg.childPackages.get(i); 11596 if (isPackageRequestingPermission(disabledSysChildPkg, 11597 perm)) { 11598 allowed = true; 11599 break; 11600 } 11601 } 11602 } 11603 } 11604 } 11605 } 11606 } else { 11607 allowed = isPrivilegedApp(pkg); 11608 } 11609 } 11610 } 11611 if (!allowed) { 11612 if (!allowed && (bp.protectionLevel 11613 & PermissionInfo.PROTECTION_FLAG_PRE23) != 0 11614 && pkg.applicationInfo.targetSdkVersion < Build.VERSION_CODES.M) { 11615 // If this was a previously normal/dangerous permission that got moved 11616 // to a system permission as part of the runtime permission redesign, then 11617 // we still want to blindly grant it to old apps. 11618 allowed = true; 11619 } 11620 if (!allowed && (bp.protectionLevel & PermissionInfo.PROTECTION_FLAG_INSTALLER) != 0 11621 && pkg.packageName.equals(mRequiredInstallerPackage)) { 11622 // If this permission is to be granted to the system installer and 11623 // this app is an installer, then it gets the permission. 11624 allowed = true; 11625 } 11626 if (!allowed && (bp.protectionLevel & PermissionInfo.PROTECTION_FLAG_VERIFIER) != 0 11627 && pkg.packageName.equals(mRequiredVerifierPackage)) { 11628 // If this permission is to be granted to the system verifier and 11629 // this app is a verifier, then it gets the permission. 11630 allowed = true; 11631 } 11632 if (!allowed && (bp.protectionLevel 11633 & PermissionInfo.PROTECTION_FLAG_PREINSTALLED) != 0 11634 && isSystemApp(pkg)) { 11635 // Any pre-installed system app is allowed to get this permission. 11636 allowed = true; 11637 } 11638 if (!allowed && (bp.protectionLevel 11639 & PermissionInfo.PROTECTION_FLAG_DEVELOPMENT) != 0) { 11640 // For development permissions, a development permission 11641 // is granted only if it was already granted. 11642 allowed = origPermissions.hasInstallPermission(perm); 11643 } 11644 if (!allowed && (bp.protectionLevel & PermissionInfo.PROTECTION_FLAG_SETUP) != 0 11645 && pkg.packageName.equals(mSetupWizardPackage)) { 11646 // If this permission is to be granted to the system setup wizard and 11647 // this app is a setup wizard, then it gets the permission. 11648 allowed = true; 11649 } 11650 } 11651 return allowed; 11652 } 11653 11654 private boolean isPackageRequestingPermission(PackageParser.Package pkg, String permission) { 11655 final int permCount = pkg.requestedPermissions.size(); 11656 for (int j = 0; j < permCount; j++) { 11657 String requestedPermission = pkg.requestedPermissions.get(j); 11658 if (permission.equals(requestedPermission)) { 11659 return true; 11660 } 11661 } 11662 return false; 11663 } 11664 11665 final class ActivityIntentResolver 11666 extends IntentResolver<PackageParser.ActivityIntentInfo, ResolveInfo> { 11667 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, 11668 boolean defaultOnly, boolean visibleToEphemeral, boolean isEphemeral, int userId) { 11669 if (!sUserManager.exists(userId)) return null; 11670 mFlags = (defaultOnly ? PackageManager.MATCH_DEFAULT_ONLY : 0) 11671 | (visibleToEphemeral ? PackageManager.MATCH_VISIBLE_TO_EPHEMERAL_ONLY : 0) 11672 | (isEphemeral ? PackageManager.MATCH_EPHEMERAL : 0); 11673 return super.queryIntent(intent, resolvedType, defaultOnly, visibleToEphemeral, 11674 isEphemeral, userId); 11675 } 11676 11677 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, int flags, 11678 int userId) { 11679 if (!sUserManager.exists(userId)) return null; 11680 mFlags = flags; 11681 return super.queryIntent(intent, resolvedType, 11682 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, 11683 (flags & PackageManager.MATCH_VISIBLE_TO_EPHEMERAL_ONLY) != 0, 11684 (flags & PackageManager.MATCH_EPHEMERAL) != 0, userId); 11685 } 11686 11687 public List<ResolveInfo> queryIntentForPackage(Intent intent, String resolvedType, 11688 int flags, ArrayList<PackageParser.Activity> packageActivities, int userId) { 11689 if (!sUserManager.exists(userId)) return null; 11690 if (packageActivities == null) { 11691 return null; 11692 } 11693 mFlags = flags; 11694 final boolean defaultOnly = (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0; 11695 final boolean vislbleToEphemeral = 11696 (flags & PackageManager.MATCH_VISIBLE_TO_EPHEMERAL_ONLY) != 0; 11697 final boolean isEphemeral = (flags & PackageManager.MATCH_EPHEMERAL) != 0; 11698 final int N = packageActivities.size(); 11699 ArrayList<PackageParser.ActivityIntentInfo[]> listCut = 11700 new ArrayList<PackageParser.ActivityIntentInfo[]>(N); 11701 11702 ArrayList<PackageParser.ActivityIntentInfo> intentFilters; 11703 for (int i = 0; i < N; ++i) { 11704 intentFilters = packageActivities.get(i).intents; 11705 if (intentFilters != null && intentFilters.size() > 0) { 11706 PackageParser.ActivityIntentInfo[] array = 11707 new PackageParser.ActivityIntentInfo[intentFilters.size()]; 11708 intentFilters.toArray(array); 11709 listCut.add(array); 11710 } 11711 } 11712 return super.queryIntentFromList(intent, resolvedType, defaultOnly, 11713 vislbleToEphemeral, isEphemeral, listCut, userId); 11714 } 11715 11716 /** 11717 * Finds a privileged activity that matches the specified activity names. 11718 */ 11719 private PackageParser.Activity findMatchingActivity( 11720 List<PackageParser.Activity> activityList, ActivityInfo activityInfo) { 11721 for (PackageParser.Activity sysActivity : activityList) { 11722 if (sysActivity.info.name.equals(activityInfo.name)) { 11723 return sysActivity; 11724 } 11725 if (sysActivity.info.name.equals(activityInfo.targetActivity)) { 11726 return sysActivity; 11727 } 11728 if (sysActivity.info.targetActivity != null) { 11729 if (sysActivity.info.targetActivity.equals(activityInfo.name)) { 11730 return sysActivity; 11731 } 11732 if (sysActivity.info.targetActivity.equals(activityInfo.targetActivity)) { 11733 return sysActivity; 11734 } 11735 } 11736 } 11737 return null; 11738 } 11739 11740 public class IterGenerator<E> { 11741 public Iterator<E> generate(ActivityIntentInfo info) { 11742 return null; 11743 } 11744 } 11745 11746 public class ActionIterGenerator extends IterGenerator<String> { 11747 @Override 11748 public Iterator<String> generate(ActivityIntentInfo info) { 11749 return info.actionsIterator(); 11750 } 11751 } 11752 11753 public class CategoriesIterGenerator extends IterGenerator<String> { 11754 @Override 11755 public Iterator<String> generate(ActivityIntentInfo info) { 11756 return info.categoriesIterator(); 11757 } 11758 } 11759 11760 public class SchemesIterGenerator extends IterGenerator<String> { 11761 @Override 11762 public Iterator<String> generate(ActivityIntentInfo info) { 11763 return info.schemesIterator(); 11764 } 11765 } 11766 11767 public class AuthoritiesIterGenerator extends IterGenerator<IntentFilter.AuthorityEntry> { 11768 @Override 11769 public Iterator<IntentFilter.AuthorityEntry> generate(ActivityIntentInfo info) { 11770 return info.authoritiesIterator(); 11771 } 11772 } 11773 11774 /** 11775 * <em>WARNING</em> for performance reasons, the passed in intentList WILL BE 11776 * MODIFIED. Do not pass in a list that should not be changed. 11777 */ 11778 private <T> void getIntentListSubset(List<ActivityIntentInfo> intentList, 11779 IterGenerator<T> generator, Iterator<T> searchIterator) { 11780 // loop through the set of actions; every one must be found in the intent filter 11781 while (searchIterator.hasNext()) { 11782 // we must have at least one filter in the list to consider a match 11783 if (intentList.size() == 0) { 11784 break; 11785 } 11786 11787 final T searchAction = searchIterator.next(); 11788 11789 // loop through the set of intent filters 11790 final Iterator<ActivityIntentInfo> intentIter = intentList.iterator(); 11791 while (intentIter.hasNext()) { 11792 final ActivityIntentInfo intentInfo = intentIter.next(); 11793 boolean selectionFound = false; 11794 11795 // loop through the intent filter's selection criteria; at least one 11796 // of them must match the searched criteria 11797 final Iterator<T> intentSelectionIter = generator.generate(intentInfo); 11798 while (intentSelectionIter != null && intentSelectionIter.hasNext()) { 11799 final T intentSelection = intentSelectionIter.next(); 11800 if (intentSelection != null && intentSelection.equals(searchAction)) { 11801 selectionFound = true; 11802 break; 11803 } 11804 } 11805 11806 // the selection criteria wasn't found in this filter's set; this filter 11807 // is not a potential match 11808 if (!selectionFound) { 11809 intentIter.remove(); 11810 } 11811 } 11812 } 11813 } 11814 11815 private boolean isProtectedAction(ActivityIntentInfo filter) { 11816 final Iterator<String> actionsIter = filter.actionsIterator(); 11817 while (actionsIter != null && actionsIter.hasNext()) { 11818 final String filterAction = actionsIter.next(); 11819 if (PROTECTED_ACTIONS.contains(filterAction)) { 11820 return true; 11821 } 11822 } 11823 return false; 11824 } 11825 11826 /** 11827 * Adjusts the priority of the given intent filter according to policy. 11828 * <p> 11829 * <ul> 11830 * <li>The priority for non privileged applications is capped to '0'</li> 11831 * <li>The priority for protected actions on privileged applications is capped to '0'</li> 11832 * <li>The priority for unbundled updates to privileged applications is capped to the 11833 * priority defined on the system partition</li> 11834 * </ul> 11835 * <p> 11836 * <em>NOTE:</em> There is one exception. For security reasons, the setup wizard is 11837 * allowed to obtain any priority on any action. 11838 */ 11839 private void adjustPriority( 11840 List<PackageParser.Activity> systemActivities, ActivityIntentInfo intent) { 11841 // nothing to do; priority is fine as-is 11842 if (intent.getPriority() <= 0) { 11843 return; 11844 } 11845 11846 final ActivityInfo activityInfo = intent.activity.info; 11847 final ApplicationInfo applicationInfo = activityInfo.applicationInfo; 11848 11849 final boolean privilegedApp = 11850 ((applicationInfo.privateFlags & ApplicationInfo.PRIVATE_FLAG_PRIVILEGED) != 0); 11851 if (!privilegedApp) { 11852 // non-privileged applications can never define a priority >0 11853 Slog.w(TAG, "Non-privileged app; cap priority to 0;" 11854 + " package: " + applicationInfo.packageName 11855 + " activity: " + intent.activity.className 11856 + " origPrio: " + intent.getPriority()); 11857 intent.setPriority(0); 11858 return; 11859 } 11860 11861 if (systemActivities == null) { 11862 // the system package is not disabled; we're parsing the system partition 11863 if (isProtectedAction(intent)) { 11864 if (mDeferProtectedFilters) { 11865 // We can't deal with these just yet. No component should ever obtain a 11866 // >0 priority for a protected actions, with ONE exception -- the setup 11867 // wizard. The setup wizard, however, cannot be known until we're able to 11868 // query it for the category CATEGORY_SETUP_WIZARD. Which we can't do 11869 // until all intent filters have been processed. Chicken, meet egg. 11870 // Let the filter temporarily have a high priority and rectify the 11871 // priorities after all system packages have been scanned. 11872 mProtectedFilters.add(intent); 11873 if (DEBUG_FILTERS) { 11874 Slog.i(TAG, "Protected action; save for later;" 11875 + " package: " + applicationInfo.packageName 11876 + " activity: " + intent.activity.className 11877 + " origPrio: " + intent.getPriority()); 11878 } 11879 return; 11880 } else { 11881 if (DEBUG_FILTERS && mSetupWizardPackage == null) { 11882 Slog.i(TAG, "No setup wizard;" 11883 + " All protected intents capped to priority 0"); 11884 } 11885 if (intent.activity.info.packageName.equals(mSetupWizardPackage)) { 11886 if (DEBUG_FILTERS) { 11887 Slog.i(TAG, "Found setup wizard;" 11888 + " allow priority " + intent.getPriority() + ";" 11889 + " package: " + intent.activity.info.packageName 11890 + " activity: " + intent.activity.className 11891 + " priority: " + intent.getPriority()); 11892 } 11893 // setup wizard gets whatever it wants 11894 return; 11895 } 11896 Slog.w(TAG, "Protected action; cap priority to 0;" 11897 + " package: " + intent.activity.info.packageName 11898 + " activity: " + intent.activity.className 11899 + " origPrio: " + intent.getPriority()); 11900 intent.setPriority(0); 11901 return; 11902 } 11903 } 11904 // privileged apps on the system image get whatever priority they request 11905 return; 11906 } 11907 11908 // privileged app unbundled update ... try to find the same activity 11909 final PackageParser.Activity foundActivity = 11910 findMatchingActivity(systemActivities, activityInfo); 11911 if (foundActivity == null) { 11912 // this is a new activity; it cannot obtain >0 priority 11913 if (DEBUG_FILTERS) { 11914 Slog.i(TAG, "New activity; cap priority to 0;" 11915 + " package: " + applicationInfo.packageName 11916 + " activity: " + intent.activity.className 11917 + " origPrio: " + intent.getPriority()); 11918 } 11919 intent.setPriority(0); 11920 return; 11921 } 11922 11923 // found activity, now check for filter equivalence 11924 11925 // a shallow copy is enough; we modify the list, not its contents 11926 final List<ActivityIntentInfo> intentListCopy = 11927 new ArrayList<>(foundActivity.intents); 11928 final List<ActivityIntentInfo> foundFilters = findFilters(intent); 11929 11930 // find matching action subsets 11931 final Iterator<String> actionsIterator = intent.actionsIterator(); 11932 if (actionsIterator != null) { 11933 getIntentListSubset( 11934 intentListCopy, new ActionIterGenerator(), actionsIterator); 11935 if (intentListCopy.size() == 0) { 11936 // no more intents to match; we're not equivalent 11937 if (DEBUG_FILTERS) { 11938 Slog.i(TAG, "Mismatched action; cap priority to 0;" 11939 + " package: " + applicationInfo.packageName 11940 + " activity: " + intent.activity.className 11941 + " origPrio: " + intent.getPriority()); 11942 } 11943 intent.setPriority(0); 11944 return; 11945 } 11946 } 11947 11948 // find matching category subsets 11949 final Iterator<String> categoriesIterator = intent.categoriesIterator(); 11950 if (categoriesIterator != null) { 11951 getIntentListSubset(intentListCopy, new CategoriesIterGenerator(), 11952 categoriesIterator); 11953 if (intentListCopy.size() == 0) { 11954 // no more intents to match; we're not equivalent 11955 if (DEBUG_FILTERS) { 11956 Slog.i(TAG, "Mismatched category; cap priority to 0;" 11957 + " package: " + applicationInfo.packageName 11958 + " activity: " + intent.activity.className 11959 + " origPrio: " + intent.getPriority()); 11960 } 11961 intent.setPriority(0); 11962 return; 11963 } 11964 } 11965 11966 // find matching schemes subsets 11967 final Iterator<String> schemesIterator = intent.schemesIterator(); 11968 if (schemesIterator != null) { 11969 getIntentListSubset(intentListCopy, new SchemesIterGenerator(), 11970 schemesIterator); 11971 if (intentListCopy.size() == 0) { 11972 // no more intents to match; we're not equivalent 11973 if (DEBUG_FILTERS) { 11974 Slog.i(TAG, "Mismatched scheme; cap priority to 0;" 11975 + " package: " + applicationInfo.packageName 11976 + " activity: " + intent.activity.className 11977 + " origPrio: " + intent.getPriority()); 11978 } 11979 intent.setPriority(0); 11980 return; 11981 } 11982 } 11983 11984 // find matching authorities subsets 11985 final Iterator<IntentFilter.AuthorityEntry> 11986 authoritiesIterator = intent.authoritiesIterator(); 11987 if (authoritiesIterator != null) { 11988 getIntentListSubset(intentListCopy, 11989 new AuthoritiesIterGenerator(), 11990 authoritiesIterator); 11991 if (intentListCopy.size() == 0) { 11992 // no more intents to match; we're not equivalent 11993 if (DEBUG_FILTERS) { 11994 Slog.i(TAG, "Mismatched authority; cap priority to 0;" 11995 + " package: " + applicationInfo.packageName 11996 + " activity: " + intent.activity.className 11997 + " origPrio: " + intent.getPriority()); 11998 } 11999 intent.setPriority(0); 12000 return; 12001 } 12002 } 12003 12004 // we found matching filter(s); app gets the max priority of all intents 12005 int cappedPriority = 0; 12006 for (int i = intentListCopy.size() - 1; i >= 0; --i) { 12007 cappedPriority = Math.max(cappedPriority, intentListCopy.get(i).getPriority()); 12008 } 12009 if (intent.getPriority() > cappedPriority) { 12010 if (DEBUG_FILTERS) { 12011 Slog.i(TAG, "Found matching filter(s);" 12012 + " cap priority to " + cappedPriority + ";" 12013 + " package: " + applicationInfo.packageName 12014 + " activity: " + intent.activity.className 12015 + " origPrio: " + intent.getPriority()); 12016 } 12017 intent.setPriority(cappedPriority); 12018 return; 12019 } 12020 // all this for nothing; the requested priority was <= what was on the system 12021 } 12022 12023 public final void addActivity(PackageParser.Activity a, String type) { 12024 mActivities.put(a.getComponentName(), a); 12025 if (DEBUG_SHOW_INFO) 12026 Log.v( 12027 TAG, " " + type + " " + 12028 (a.info.nonLocalizedLabel != null ? a.info.nonLocalizedLabel : a.info.name) + ":"); 12029 if (DEBUG_SHOW_INFO) 12030 Log.v(TAG, " Class=" + a.info.name); 12031 final int NI = a.intents.size(); 12032 for (int j=0; j<NI; j++) { 12033 PackageParser.ActivityIntentInfo intent = a.intents.get(j); 12034 if ("activity".equals(type)) { 12035 final PackageSetting ps = 12036 mSettings.getDisabledSystemPkgLPr(intent.activity.info.packageName); 12037 final List<PackageParser.Activity> systemActivities = 12038 ps != null && ps.pkg != null ? ps.pkg.activities : null; 12039 adjustPriority(systemActivities, intent); 12040 } 12041 if (DEBUG_SHOW_INFO) { 12042 Log.v(TAG, " IntentFilter:"); 12043 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 12044 } 12045 if (!intent.debugCheck()) { 12046 Log.w(TAG, "==> For Activity " + a.info.name); 12047 } 12048 addFilter(intent); 12049 } 12050 } 12051 12052 public final void removeActivity(PackageParser.Activity a, String type) { 12053 mActivities.remove(a.getComponentName()); 12054 if (DEBUG_SHOW_INFO) { 12055 Log.v(TAG, " " + type + " " 12056 + (a.info.nonLocalizedLabel != null ? a.info.nonLocalizedLabel 12057 : a.info.name) + ":"); 12058 Log.v(TAG, " Class=" + a.info.name); 12059 } 12060 final int NI = a.intents.size(); 12061 for (int j=0; j<NI; j++) { 12062 PackageParser.ActivityIntentInfo intent = a.intents.get(j); 12063 if (DEBUG_SHOW_INFO) { 12064 Log.v(TAG, " IntentFilter:"); 12065 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 12066 } 12067 removeFilter(intent); 12068 } 12069 } 12070 12071 @Override 12072 protected boolean allowFilterResult( 12073 PackageParser.ActivityIntentInfo filter, List<ResolveInfo> dest) { 12074 ActivityInfo filterAi = filter.activity.info; 12075 for (int i=dest.size()-1; i>=0; i--) { 12076 ActivityInfo destAi = dest.get(i).activityInfo; 12077 if (destAi.name == filterAi.name 12078 && destAi.packageName == filterAi.packageName) { 12079 return false; 12080 } 12081 } 12082 return true; 12083 } 12084 12085 @Override 12086 protected ActivityIntentInfo[] newArray(int size) { 12087 return new ActivityIntentInfo[size]; 12088 } 12089 12090 @Override 12091 protected boolean isFilterStopped(PackageParser.ActivityIntentInfo filter, int userId) { 12092 if (!sUserManager.exists(userId)) return true; 12093 PackageParser.Package p = filter.activity.owner; 12094 if (p != null) { 12095 PackageSetting ps = (PackageSetting)p.mExtras; 12096 if (ps != null) { 12097 // System apps are never considered stopped for purposes of 12098 // filtering, because there may be no way for the user to 12099 // actually re-launch them. 12100 return (ps.pkgFlags&ApplicationInfo.FLAG_SYSTEM) == 0 12101 && ps.getStopped(userId); 12102 } 12103 } 12104 return false; 12105 } 12106 12107 @Override 12108 protected boolean isPackageForFilter(String packageName, 12109 PackageParser.ActivityIntentInfo info) { 12110 return packageName.equals(info.activity.owner.packageName); 12111 } 12112 12113 @Override 12114 protected ResolveInfo newResult(PackageParser.ActivityIntentInfo info, 12115 int match, int userId) { 12116 if (!sUserManager.exists(userId)) return null; 12117 if (!mSettings.isEnabledAndMatchLPr(info.activity.info, mFlags, userId)) { 12118 return null; 12119 } 12120 final PackageParser.Activity activity = info.activity; 12121 PackageSetting ps = (PackageSetting) activity.owner.mExtras; 12122 if (ps == null) { 12123 return null; 12124 } 12125 ActivityInfo ai = PackageParser.generateActivityInfo(activity, mFlags, 12126 ps.readUserState(userId), userId); 12127 if (ai == null) { 12128 return null; 12129 } 12130 final ResolveInfo res = new ResolveInfo(); 12131 res.activityInfo = ai; 12132 if ((mFlags&PackageManager.GET_RESOLVED_FILTER) != 0) { 12133 res.filter = info; 12134 } 12135 if (info != null) { 12136 res.handleAllWebDataURI = info.handleAllWebDataURI(); 12137 } 12138 res.priority = info.getPriority(); 12139 res.preferredOrder = activity.owner.mPreferredOrder; 12140 //System.out.println("Result: " + res.activityInfo.className + 12141 // " = " + res.priority); 12142 res.match = match; 12143 res.isDefault = info.hasDefault; 12144 res.labelRes = info.labelRes; 12145 res.nonLocalizedLabel = info.nonLocalizedLabel; 12146 if (userNeedsBadging(userId)) { 12147 res.noResourceId = true; 12148 } else { 12149 res.icon = info.icon; 12150 } 12151 res.iconResourceId = info.icon; 12152 res.system = res.activityInfo.applicationInfo.isSystemApp(); 12153 return res; 12154 } 12155 12156 @Override 12157 protected void sortResults(List<ResolveInfo> results) { 12158 Collections.sort(results, mResolvePrioritySorter); 12159 } 12160 12161 @Override 12162 protected void dumpFilter(PrintWriter out, String prefix, 12163 PackageParser.ActivityIntentInfo filter) { 12164 out.print(prefix); out.print( 12165 Integer.toHexString(System.identityHashCode(filter.activity))); 12166 out.print(' '); 12167 filter.activity.printComponentShortName(out); 12168 out.print(" filter "); 12169 out.println(Integer.toHexString(System.identityHashCode(filter))); 12170 } 12171 12172 @Override 12173 protected Object filterToLabel(PackageParser.ActivityIntentInfo filter) { 12174 return filter.activity; 12175 } 12176 12177 protected void dumpFilterLabel(PrintWriter out, String prefix, Object label, int count) { 12178 PackageParser.Activity activity = (PackageParser.Activity)label; 12179 out.print(prefix); out.print( 12180 Integer.toHexString(System.identityHashCode(activity))); 12181 out.print(' '); 12182 activity.printComponentShortName(out); 12183 if (count > 1) { 12184 out.print(" ("); out.print(count); out.print(" filters)"); 12185 } 12186 out.println(); 12187 } 12188 12189 // Keys are String (activity class name), values are Activity. 12190 private final ArrayMap<ComponentName, PackageParser.Activity> mActivities 12191 = new ArrayMap<ComponentName, PackageParser.Activity>(); 12192 private int mFlags; 12193 } 12194 12195 private final class ServiceIntentResolver 12196 extends IntentResolver<PackageParser.ServiceIntentInfo, ResolveInfo> { 12197 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, 12198 boolean defaultOnly, boolean visibleToEphemeral, boolean isEphemeral, int userId) { 12199 mFlags = defaultOnly ? PackageManager.MATCH_DEFAULT_ONLY : 0; 12200 return super.queryIntent(intent, resolvedType, defaultOnly, visibleToEphemeral, 12201 isEphemeral, userId); 12202 } 12203 12204 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, int flags, 12205 int userId) { 12206 if (!sUserManager.exists(userId)) return null; 12207 mFlags = flags; 12208 return super.queryIntent(intent, resolvedType, 12209 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, 12210 (flags & PackageManager.MATCH_VISIBLE_TO_EPHEMERAL_ONLY) != 0, 12211 (flags & PackageManager.MATCH_EPHEMERAL) != 0, userId); 12212 } 12213 12214 public List<ResolveInfo> queryIntentForPackage(Intent intent, String resolvedType, 12215 int flags, ArrayList<PackageParser.Service> packageServices, int userId) { 12216 if (!sUserManager.exists(userId)) return null; 12217 if (packageServices == null) { 12218 return null; 12219 } 12220 mFlags = flags; 12221 final boolean defaultOnly = (flags&PackageManager.MATCH_DEFAULT_ONLY) != 0; 12222 final boolean vislbleToEphemeral = 12223 (flags&PackageManager.MATCH_VISIBLE_TO_EPHEMERAL_ONLY) != 0; 12224 final boolean isEphemeral = (flags&PackageManager.MATCH_EPHEMERAL) != 0; 12225 final int N = packageServices.size(); 12226 ArrayList<PackageParser.ServiceIntentInfo[]> listCut = 12227 new ArrayList<PackageParser.ServiceIntentInfo[]>(N); 12228 12229 ArrayList<PackageParser.ServiceIntentInfo> intentFilters; 12230 for (int i = 0; i < N; ++i) { 12231 intentFilters = packageServices.get(i).intents; 12232 if (intentFilters != null && intentFilters.size() > 0) { 12233 PackageParser.ServiceIntentInfo[] array = 12234 new PackageParser.ServiceIntentInfo[intentFilters.size()]; 12235 intentFilters.toArray(array); 12236 listCut.add(array); 12237 } 12238 } 12239 return super.queryIntentFromList(intent, resolvedType, defaultOnly, 12240 vislbleToEphemeral, isEphemeral, listCut, userId); 12241 } 12242 12243 public final void addService(PackageParser.Service s) { 12244 mServices.put(s.getComponentName(), s); 12245 if (DEBUG_SHOW_INFO) { 12246 Log.v(TAG, " " 12247 + (s.info.nonLocalizedLabel != null 12248 ? s.info.nonLocalizedLabel : s.info.name) + ":"); 12249 Log.v(TAG, " Class=" + s.info.name); 12250 } 12251 final int NI = s.intents.size(); 12252 int j; 12253 for (j=0; j<NI; j++) { 12254 PackageParser.ServiceIntentInfo intent = s.intents.get(j); 12255 if (DEBUG_SHOW_INFO) { 12256 Log.v(TAG, " IntentFilter:"); 12257 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 12258 } 12259 if (!intent.debugCheck()) { 12260 Log.w(TAG, "==> For Service " + s.info.name); 12261 } 12262 addFilter(intent); 12263 } 12264 } 12265 12266 public final void removeService(PackageParser.Service s) { 12267 mServices.remove(s.getComponentName()); 12268 if (DEBUG_SHOW_INFO) { 12269 Log.v(TAG, " " + (s.info.nonLocalizedLabel != null 12270 ? s.info.nonLocalizedLabel : s.info.name) + ":"); 12271 Log.v(TAG, " Class=" + s.info.name); 12272 } 12273 final int NI = s.intents.size(); 12274 int j; 12275 for (j=0; j<NI; j++) { 12276 PackageParser.ServiceIntentInfo intent = s.intents.get(j); 12277 if (DEBUG_SHOW_INFO) { 12278 Log.v(TAG, " IntentFilter:"); 12279 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 12280 } 12281 removeFilter(intent); 12282 } 12283 } 12284 12285 @Override 12286 protected boolean allowFilterResult( 12287 PackageParser.ServiceIntentInfo filter, List<ResolveInfo> dest) { 12288 ServiceInfo filterSi = filter.service.info; 12289 for (int i=dest.size()-1; i>=0; i--) { 12290 ServiceInfo destAi = dest.get(i).serviceInfo; 12291 if (destAi.name == filterSi.name 12292 && destAi.packageName == filterSi.packageName) { 12293 return false; 12294 } 12295 } 12296 return true; 12297 } 12298 12299 @Override 12300 protected PackageParser.ServiceIntentInfo[] newArray(int size) { 12301 return new PackageParser.ServiceIntentInfo[size]; 12302 } 12303 12304 @Override 12305 protected boolean isFilterStopped(PackageParser.ServiceIntentInfo filter, int userId) { 12306 if (!sUserManager.exists(userId)) return true; 12307 PackageParser.Package p = filter.service.owner; 12308 if (p != null) { 12309 PackageSetting ps = (PackageSetting)p.mExtras; 12310 if (ps != null) { 12311 // System apps are never considered stopped for purposes of 12312 // filtering, because there may be no way for the user to 12313 // actually re-launch them. 12314 return (ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) == 0 12315 && ps.getStopped(userId); 12316 } 12317 } 12318 return false; 12319 } 12320 12321 @Override 12322 protected boolean isPackageForFilter(String packageName, 12323 PackageParser.ServiceIntentInfo info) { 12324 return packageName.equals(info.service.owner.packageName); 12325 } 12326 12327 @Override 12328 protected ResolveInfo newResult(PackageParser.ServiceIntentInfo filter, 12329 int match, int userId) { 12330 if (!sUserManager.exists(userId)) return null; 12331 final PackageParser.ServiceIntentInfo info = (PackageParser.ServiceIntentInfo)filter; 12332 if (!mSettings.isEnabledAndMatchLPr(info.service.info, mFlags, userId)) { 12333 return null; 12334 } 12335 final PackageParser.Service service = info.service; 12336 PackageSetting ps = (PackageSetting) service.owner.mExtras; 12337 if (ps == null) { 12338 return null; 12339 } 12340 ServiceInfo si = PackageParser.generateServiceInfo(service, mFlags, 12341 ps.readUserState(userId), userId); 12342 if (si == null) { 12343 return null; 12344 } 12345 final ResolveInfo res = new ResolveInfo(); 12346 res.serviceInfo = si; 12347 if ((mFlags&PackageManager.GET_RESOLVED_FILTER) != 0) { 12348 res.filter = filter; 12349 } 12350 res.priority = info.getPriority(); 12351 res.preferredOrder = service.owner.mPreferredOrder; 12352 res.match = match; 12353 res.isDefault = info.hasDefault; 12354 res.labelRes = info.labelRes; 12355 res.nonLocalizedLabel = info.nonLocalizedLabel; 12356 res.icon = info.icon; 12357 res.system = res.serviceInfo.applicationInfo.isSystemApp(); 12358 return res; 12359 } 12360 12361 @Override 12362 protected void sortResults(List<ResolveInfo> results) { 12363 Collections.sort(results, mResolvePrioritySorter); 12364 } 12365 12366 @Override 12367 protected void dumpFilter(PrintWriter out, String prefix, 12368 PackageParser.ServiceIntentInfo filter) { 12369 out.print(prefix); out.print( 12370 Integer.toHexString(System.identityHashCode(filter.service))); 12371 out.print(' '); 12372 filter.service.printComponentShortName(out); 12373 out.print(" filter "); 12374 out.println(Integer.toHexString(System.identityHashCode(filter))); 12375 } 12376 12377 @Override 12378 protected Object filterToLabel(PackageParser.ServiceIntentInfo filter) { 12379 return filter.service; 12380 } 12381 12382 protected void dumpFilterLabel(PrintWriter out, String prefix, Object label, int count) { 12383 PackageParser.Service service = (PackageParser.Service)label; 12384 out.print(prefix); out.print( 12385 Integer.toHexString(System.identityHashCode(service))); 12386 out.print(' '); 12387 service.printComponentShortName(out); 12388 if (count > 1) { 12389 out.print(" ("); out.print(count); out.print(" filters)"); 12390 } 12391 out.println(); 12392 } 12393 12394// List<ResolveInfo> filterEnabled(List<ResolveInfo> resolveInfoList) { 12395// final Iterator<ResolveInfo> i = resolveInfoList.iterator(); 12396// final List<ResolveInfo> retList = Lists.newArrayList(); 12397// while (i.hasNext()) { 12398// final ResolveInfo resolveInfo = (ResolveInfo) i; 12399// if (isEnabledLP(resolveInfo.serviceInfo)) { 12400// retList.add(resolveInfo); 12401// } 12402// } 12403// return retList; 12404// } 12405 12406 // Keys are String (activity class name), values are Activity. 12407 private final ArrayMap<ComponentName, PackageParser.Service> mServices 12408 = new ArrayMap<ComponentName, PackageParser.Service>(); 12409 private int mFlags; 12410 } 12411 12412 private final class ProviderIntentResolver 12413 extends IntentResolver<PackageParser.ProviderIntentInfo, ResolveInfo> { 12414 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, 12415 boolean defaultOnly, boolean visibleToEphemeral, boolean isEphemeral, int userId) { 12416 mFlags = defaultOnly ? PackageManager.MATCH_DEFAULT_ONLY : 0; 12417 return super.queryIntent(intent, resolvedType, defaultOnly, visibleToEphemeral, 12418 isEphemeral, userId); 12419 } 12420 12421 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, int flags, 12422 int userId) { 12423 if (!sUserManager.exists(userId)) 12424 return null; 12425 mFlags = flags; 12426 return super.queryIntent(intent, resolvedType, 12427 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, 12428 (flags & PackageManager.MATCH_VISIBLE_TO_EPHEMERAL_ONLY) != 0, 12429 (flags & PackageManager.MATCH_EPHEMERAL) != 0, userId); 12430 } 12431 12432 public List<ResolveInfo> queryIntentForPackage(Intent intent, String resolvedType, 12433 int flags, ArrayList<PackageParser.Provider> packageProviders, int userId) { 12434 if (!sUserManager.exists(userId)) 12435 return null; 12436 if (packageProviders == null) { 12437 return null; 12438 } 12439 mFlags = flags; 12440 final boolean defaultOnly = (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0; 12441 final boolean isEphemeral = (flags&PackageManager.MATCH_EPHEMERAL) != 0; 12442 final boolean vislbleToEphemeral = 12443 (flags&PackageManager.MATCH_VISIBLE_TO_EPHEMERAL_ONLY) != 0; 12444 final int N = packageProviders.size(); 12445 ArrayList<PackageParser.ProviderIntentInfo[]> listCut = 12446 new ArrayList<PackageParser.ProviderIntentInfo[]>(N); 12447 12448 ArrayList<PackageParser.ProviderIntentInfo> intentFilters; 12449 for (int i = 0; i < N; ++i) { 12450 intentFilters = packageProviders.get(i).intents; 12451 if (intentFilters != null && intentFilters.size() > 0) { 12452 PackageParser.ProviderIntentInfo[] array = 12453 new PackageParser.ProviderIntentInfo[intentFilters.size()]; 12454 intentFilters.toArray(array); 12455 listCut.add(array); 12456 } 12457 } 12458 return super.queryIntentFromList(intent, resolvedType, defaultOnly, 12459 vislbleToEphemeral, isEphemeral, listCut, userId); 12460 } 12461 12462 public final void addProvider(PackageParser.Provider p) { 12463 if (mProviders.containsKey(p.getComponentName())) { 12464 Slog.w(TAG, "Provider " + p.getComponentName() + " already defined; ignoring"); 12465 return; 12466 } 12467 12468 mProviders.put(p.getComponentName(), p); 12469 if (DEBUG_SHOW_INFO) { 12470 Log.v(TAG, " " 12471 + (p.info.nonLocalizedLabel != null 12472 ? p.info.nonLocalizedLabel : p.info.name) + ":"); 12473 Log.v(TAG, " Class=" + p.info.name); 12474 } 12475 final int NI = p.intents.size(); 12476 int j; 12477 for (j = 0; j < NI; j++) { 12478 PackageParser.ProviderIntentInfo intent = p.intents.get(j); 12479 if (DEBUG_SHOW_INFO) { 12480 Log.v(TAG, " IntentFilter:"); 12481 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 12482 } 12483 if (!intent.debugCheck()) { 12484 Log.w(TAG, "==> For Provider " + p.info.name); 12485 } 12486 addFilter(intent); 12487 } 12488 } 12489 12490 public final void removeProvider(PackageParser.Provider p) { 12491 mProviders.remove(p.getComponentName()); 12492 if (DEBUG_SHOW_INFO) { 12493 Log.v(TAG, " " + (p.info.nonLocalizedLabel != null 12494 ? p.info.nonLocalizedLabel : p.info.name) + ":"); 12495 Log.v(TAG, " Class=" + p.info.name); 12496 } 12497 final int NI = p.intents.size(); 12498 int j; 12499 for (j = 0; j < NI; j++) { 12500 PackageParser.ProviderIntentInfo intent = p.intents.get(j); 12501 if (DEBUG_SHOW_INFO) { 12502 Log.v(TAG, " IntentFilter:"); 12503 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 12504 } 12505 removeFilter(intent); 12506 } 12507 } 12508 12509 @Override 12510 protected boolean allowFilterResult( 12511 PackageParser.ProviderIntentInfo filter, List<ResolveInfo> dest) { 12512 ProviderInfo filterPi = filter.provider.info; 12513 for (int i = dest.size() - 1; i >= 0; i--) { 12514 ProviderInfo destPi = dest.get(i).providerInfo; 12515 if (destPi.name == filterPi.name 12516 && destPi.packageName == filterPi.packageName) { 12517 return false; 12518 } 12519 } 12520 return true; 12521 } 12522 12523 @Override 12524 protected PackageParser.ProviderIntentInfo[] newArray(int size) { 12525 return new PackageParser.ProviderIntentInfo[size]; 12526 } 12527 12528 @Override 12529 protected boolean isFilterStopped(PackageParser.ProviderIntentInfo filter, int userId) { 12530 if (!sUserManager.exists(userId)) 12531 return true; 12532 PackageParser.Package p = filter.provider.owner; 12533 if (p != null) { 12534 PackageSetting ps = (PackageSetting) p.mExtras; 12535 if (ps != null) { 12536 // System apps are never considered stopped for purposes of 12537 // filtering, because there may be no way for the user to 12538 // actually re-launch them. 12539 return (ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) == 0 12540 && ps.getStopped(userId); 12541 } 12542 } 12543 return false; 12544 } 12545 12546 @Override 12547 protected boolean isPackageForFilter(String packageName, 12548 PackageParser.ProviderIntentInfo info) { 12549 return packageName.equals(info.provider.owner.packageName); 12550 } 12551 12552 @Override 12553 protected ResolveInfo newResult(PackageParser.ProviderIntentInfo filter, 12554 int match, int userId) { 12555 if (!sUserManager.exists(userId)) 12556 return null; 12557 final PackageParser.ProviderIntentInfo info = filter; 12558 if (!mSettings.isEnabledAndMatchLPr(info.provider.info, mFlags, userId)) { 12559 return null; 12560 } 12561 final PackageParser.Provider provider = info.provider; 12562 PackageSetting ps = (PackageSetting) provider.owner.mExtras; 12563 if (ps == null) { 12564 return null; 12565 } 12566 ProviderInfo pi = PackageParser.generateProviderInfo(provider, mFlags, 12567 ps.readUserState(userId), userId); 12568 if (pi == null) { 12569 return null; 12570 } 12571 final ResolveInfo res = new ResolveInfo(); 12572 res.providerInfo = pi; 12573 if ((mFlags & PackageManager.GET_RESOLVED_FILTER) != 0) { 12574 res.filter = filter; 12575 } 12576 res.priority = info.getPriority(); 12577 res.preferredOrder = provider.owner.mPreferredOrder; 12578 res.match = match; 12579 res.isDefault = info.hasDefault; 12580 res.labelRes = info.labelRes; 12581 res.nonLocalizedLabel = info.nonLocalizedLabel; 12582 res.icon = info.icon; 12583 res.system = res.providerInfo.applicationInfo.isSystemApp(); 12584 return res; 12585 } 12586 12587 @Override 12588 protected void sortResults(List<ResolveInfo> results) { 12589 Collections.sort(results, mResolvePrioritySorter); 12590 } 12591 12592 @Override 12593 protected void dumpFilter(PrintWriter out, String prefix, 12594 PackageParser.ProviderIntentInfo filter) { 12595 out.print(prefix); 12596 out.print( 12597 Integer.toHexString(System.identityHashCode(filter.provider))); 12598 out.print(' '); 12599 filter.provider.printComponentShortName(out); 12600 out.print(" filter "); 12601 out.println(Integer.toHexString(System.identityHashCode(filter))); 12602 } 12603 12604 @Override 12605 protected Object filterToLabel(PackageParser.ProviderIntentInfo filter) { 12606 return filter.provider; 12607 } 12608 12609 protected void dumpFilterLabel(PrintWriter out, String prefix, Object label, int count) { 12610 PackageParser.Provider provider = (PackageParser.Provider)label; 12611 out.print(prefix); out.print( 12612 Integer.toHexString(System.identityHashCode(provider))); 12613 out.print(' '); 12614 provider.printComponentShortName(out); 12615 if (count > 1) { 12616 out.print(" ("); out.print(count); out.print(" filters)"); 12617 } 12618 out.println(); 12619 } 12620 12621 private final ArrayMap<ComponentName, PackageParser.Provider> mProviders 12622 = new ArrayMap<ComponentName, PackageParser.Provider>(); 12623 private int mFlags; 12624 } 12625 12626 static final class EphemeralIntentResolver 12627 extends IntentResolver<EphemeralResponse, EphemeralResponse> { 12628 /** 12629 * The result that has the highest defined order. Ordering applies on a 12630 * per-package basis. Mapping is from package name to Pair of order and 12631 * EphemeralResolveInfo. 12632 * <p> 12633 * NOTE: This is implemented as a field variable for convenience and efficiency. 12634 * By having a field variable, we're able to track filter ordering as soon as 12635 * a non-zero order is defined. Otherwise, multiple loops across the result set 12636 * would be needed to apply ordering. If the intent resolver becomes re-entrant, 12637 * this needs to be contained entirely within {@link #filterResults()}. 12638 */ 12639 final ArrayMap<String, Pair<Integer, EphemeralResolveInfo>> mOrderResult = new ArrayMap<>(); 12640 12641 @Override 12642 protected EphemeralResponse[] newArray(int size) { 12643 return new EphemeralResponse[size]; 12644 } 12645 12646 @Override 12647 protected boolean isPackageForFilter(String packageName, EphemeralResponse responseObj) { 12648 return true; 12649 } 12650 12651 @Override 12652 protected EphemeralResponse newResult(EphemeralResponse responseObj, int match, 12653 int userId) { 12654 if (!sUserManager.exists(userId)) { 12655 return null; 12656 } 12657 final String packageName = responseObj.resolveInfo.getPackageName(); 12658 final Integer order = responseObj.getOrder(); 12659 final Pair<Integer, EphemeralResolveInfo> lastOrderResult = 12660 mOrderResult.get(packageName); 12661 // ordering is enabled and this item's order isn't high enough 12662 if (lastOrderResult != null && lastOrderResult.first >= order) { 12663 return null; 12664 } 12665 final EphemeralResolveInfo res = responseObj.resolveInfo; 12666 if (order > 0) { 12667 // non-zero order, enable ordering 12668 mOrderResult.put(packageName, new Pair<>(order, res)); 12669 } 12670 return responseObj; 12671 } 12672 12673 @Override 12674 protected void filterResults(List<EphemeralResponse> results) { 12675 // only do work if ordering is enabled [most of the time it won't be] 12676 if (mOrderResult.size() == 0) { 12677 return; 12678 } 12679 int resultSize = results.size(); 12680 for (int i = 0; i < resultSize; i++) { 12681 final EphemeralResolveInfo info = results.get(i).resolveInfo; 12682 final String packageName = info.getPackageName(); 12683 final Pair<Integer, EphemeralResolveInfo> savedInfo = mOrderResult.get(packageName); 12684 if (savedInfo == null) { 12685 // package doesn't having ordering 12686 continue; 12687 } 12688 if (savedInfo.second == info) { 12689 // circled back to the highest ordered item; remove from order list 12690 mOrderResult.remove(savedInfo); 12691 if (mOrderResult.size() == 0) { 12692 // no more ordered items 12693 break; 12694 } 12695 continue; 12696 } 12697 // item has a worse order, remove it from the result list 12698 results.remove(i); 12699 resultSize--; 12700 i--; 12701 } 12702 } 12703 } 12704 12705 private static final Comparator<ResolveInfo> mResolvePrioritySorter = 12706 new Comparator<ResolveInfo>() { 12707 public int compare(ResolveInfo r1, ResolveInfo r2) { 12708 int v1 = r1.priority; 12709 int v2 = r2.priority; 12710 //System.out.println("Comparing: q1=" + q1 + " q2=" + q2); 12711 if (v1 != v2) { 12712 return (v1 > v2) ? -1 : 1; 12713 } 12714 v1 = r1.preferredOrder; 12715 v2 = r2.preferredOrder; 12716 if (v1 != v2) { 12717 return (v1 > v2) ? -1 : 1; 12718 } 12719 if (r1.isDefault != r2.isDefault) { 12720 return r1.isDefault ? -1 : 1; 12721 } 12722 v1 = r1.match; 12723 v2 = r2.match; 12724 //System.out.println("Comparing: m1=" + m1 + " m2=" + m2); 12725 if (v1 != v2) { 12726 return (v1 > v2) ? -1 : 1; 12727 } 12728 if (r1.system != r2.system) { 12729 return r1.system ? -1 : 1; 12730 } 12731 if (r1.activityInfo != null) { 12732 return r1.activityInfo.packageName.compareTo(r2.activityInfo.packageName); 12733 } 12734 if (r1.serviceInfo != null) { 12735 return r1.serviceInfo.packageName.compareTo(r2.serviceInfo.packageName); 12736 } 12737 if (r1.providerInfo != null) { 12738 return r1.providerInfo.packageName.compareTo(r2.providerInfo.packageName); 12739 } 12740 return 0; 12741 } 12742 }; 12743 12744 private static final Comparator<ProviderInfo> mProviderInitOrderSorter = 12745 new Comparator<ProviderInfo>() { 12746 public int compare(ProviderInfo p1, ProviderInfo p2) { 12747 final int v1 = p1.initOrder; 12748 final int v2 = p2.initOrder; 12749 return (v1 > v2) ? -1 : ((v1 < v2) ? 1 : 0); 12750 } 12751 }; 12752 12753 final void sendPackageBroadcast(final String action, final String pkg, final Bundle extras, 12754 final int flags, final String targetPkg, final IIntentReceiver finishedReceiver, 12755 final int[] userIds) { 12756 mHandler.post(new Runnable() { 12757 @Override 12758 public void run() { 12759 try { 12760 final IActivityManager am = ActivityManager.getService(); 12761 if (am == null) return; 12762 final int[] resolvedUserIds; 12763 if (userIds == null) { 12764 resolvedUserIds = am.getRunningUserIds(); 12765 } else { 12766 resolvedUserIds = userIds; 12767 } 12768 for (int id : resolvedUserIds) { 12769 final Intent intent = new Intent(action, 12770 pkg != null ? Uri.fromParts(PACKAGE_SCHEME, pkg, null) : null); 12771 if (extras != null) { 12772 intent.putExtras(extras); 12773 } 12774 if (targetPkg != null) { 12775 intent.setPackage(targetPkg); 12776 } 12777 // Modify the UID when posting to other users 12778 int uid = intent.getIntExtra(Intent.EXTRA_UID, -1); 12779 if (uid > 0 && UserHandle.getUserId(uid) != id) { 12780 uid = UserHandle.getUid(id, UserHandle.getAppId(uid)); 12781 intent.putExtra(Intent.EXTRA_UID, uid); 12782 } 12783 intent.putExtra(Intent.EXTRA_USER_HANDLE, id); 12784 intent.addFlags(Intent.FLAG_RECEIVER_REGISTERED_ONLY_BEFORE_BOOT | flags); 12785 if (DEBUG_BROADCASTS) { 12786 RuntimeException here = new RuntimeException("here"); 12787 here.fillInStackTrace(); 12788 Slog.d(TAG, "Sending to user " + id + ": " 12789 + intent.toShortString(false, true, false, false) 12790 + " " + intent.getExtras(), here); 12791 } 12792 am.broadcastIntent(null, intent, null, finishedReceiver, 12793 0, null, null, null, android.app.AppOpsManager.OP_NONE, 12794 null, finishedReceiver != null, false, id); 12795 } 12796 } catch (RemoteException ex) { 12797 } 12798 } 12799 }); 12800 } 12801 12802 /** 12803 * Check if the external storage media is available. This is true if there 12804 * is a mounted external storage medium or if the external storage is 12805 * emulated. 12806 */ 12807 private boolean isExternalMediaAvailable() { 12808 return mMediaMounted || Environment.isExternalStorageEmulated(); 12809 } 12810 12811 @Override 12812 public PackageCleanItem nextPackageToClean(PackageCleanItem lastPackage) { 12813 // writer 12814 synchronized (mPackages) { 12815 if (!isExternalMediaAvailable()) { 12816 // If the external storage is no longer mounted at this point, 12817 // the caller may not have been able to delete all of this 12818 // packages files and can not delete any more. Bail. 12819 return null; 12820 } 12821 final ArrayList<PackageCleanItem> pkgs = mSettings.mPackagesToBeCleaned; 12822 if (lastPackage != null) { 12823 pkgs.remove(lastPackage); 12824 } 12825 if (pkgs.size() > 0) { 12826 return pkgs.get(0); 12827 } 12828 } 12829 return null; 12830 } 12831 12832 void schedulePackageCleaning(String packageName, int userId, boolean andCode) { 12833 final Message msg = mHandler.obtainMessage(START_CLEANING_PACKAGE, 12834 userId, andCode ? 1 : 0, packageName); 12835 if (mSystemReady) { 12836 msg.sendToTarget(); 12837 } else { 12838 if (mPostSystemReadyMessages == null) { 12839 mPostSystemReadyMessages = new ArrayList<>(); 12840 } 12841 mPostSystemReadyMessages.add(msg); 12842 } 12843 } 12844 12845 void startCleaningPackages() { 12846 // reader 12847 if (!isExternalMediaAvailable()) { 12848 return; 12849 } 12850 synchronized (mPackages) { 12851 if (mSettings.mPackagesToBeCleaned.isEmpty()) { 12852 return; 12853 } 12854 } 12855 Intent intent = new Intent(PackageManager.ACTION_CLEAN_EXTERNAL_STORAGE); 12856 intent.setComponent(DEFAULT_CONTAINER_COMPONENT); 12857 IActivityManager am = ActivityManager.getService(); 12858 if (am != null) { 12859 try { 12860 am.startService(null, intent, null, -1, null, mContext.getOpPackageName(), 12861 UserHandle.USER_SYSTEM); 12862 } catch (RemoteException e) { 12863 } 12864 } 12865 } 12866 12867 @Override 12868 public void installPackageAsUser(String originPath, IPackageInstallObserver2 observer, 12869 int installFlags, String installerPackageName, int userId) { 12870 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.INSTALL_PACKAGES, null); 12871 12872 final int callingUid = Binder.getCallingUid(); 12873 enforceCrossUserPermission(callingUid, userId, 12874 true /* requireFullPermission */, true /* checkShell */, "installPackageAsUser"); 12875 12876 if (isUserRestricted(userId, UserManager.DISALLOW_INSTALL_APPS)) { 12877 try { 12878 if (observer != null) { 12879 observer.onPackageInstalled("", INSTALL_FAILED_USER_RESTRICTED, null, null); 12880 } 12881 } catch (RemoteException re) { 12882 } 12883 return; 12884 } 12885 12886 if ((callingUid == Process.SHELL_UID) || (callingUid == Process.ROOT_UID)) { 12887 installFlags |= PackageManager.INSTALL_FROM_ADB; 12888 12889 } else { 12890 // Caller holds INSTALL_PACKAGES permission, so we're less strict 12891 // about installerPackageName. 12892 12893 installFlags &= ~PackageManager.INSTALL_FROM_ADB; 12894 installFlags &= ~PackageManager.INSTALL_ALL_USERS; 12895 } 12896 12897 UserHandle user; 12898 if ((installFlags & PackageManager.INSTALL_ALL_USERS) != 0) { 12899 user = UserHandle.ALL; 12900 } else { 12901 user = new UserHandle(userId); 12902 } 12903 12904 // Only system components can circumvent runtime permissions when installing. 12905 if ((installFlags & PackageManager.INSTALL_GRANT_RUNTIME_PERMISSIONS) != 0 12906 && mContext.checkCallingOrSelfPermission(Manifest.permission 12907 .INSTALL_GRANT_RUNTIME_PERMISSIONS) == PackageManager.PERMISSION_DENIED) { 12908 throw new SecurityException("You need the " 12909 + "android.permission.INSTALL_GRANT_RUNTIME_PERMISSIONS permission " 12910 + "to use the PackageManager.INSTALL_GRANT_RUNTIME_PERMISSIONS flag"); 12911 } 12912 12913 final File originFile = new File(originPath); 12914 final OriginInfo origin = OriginInfo.fromUntrustedFile(originFile); 12915 12916 final Message msg = mHandler.obtainMessage(INIT_COPY); 12917 final VerificationInfo verificationInfo = new VerificationInfo( 12918 null /*originatingUri*/, null /*referrer*/, -1 /*originatingUid*/, callingUid); 12919 final InstallParams params = new InstallParams(origin, null /*moveInfo*/, observer, 12920 installFlags, installerPackageName, null /*volumeUuid*/, verificationInfo, user, 12921 null /*packageAbiOverride*/, null /*grantedPermissions*/, 12922 null /*certificates*/, PackageManager.INSTALL_REASON_UNKNOWN); 12923 params.setTraceMethod("installAsUser").setTraceCookie(System.identityHashCode(params)); 12924 msg.obj = params; 12925 12926 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "installAsUser", 12927 System.identityHashCode(msg.obj)); 12928 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "queueInstall", 12929 System.identityHashCode(msg.obj)); 12930 12931 mHandler.sendMessage(msg); 12932 } 12933 12934 12935 /** 12936 * Ensure that the install reason matches what we know about the package installer (e.g. whether 12937 * it is acting on behalf on an enterprise or the user). 12938 * 12939 * Note that the ordering of the conditionals in this method is important. The checks we perform 12940 * are as follows, in this order: 12941 * 12942 * 1) If the install is being performed by a system app, we can trust the app to have set the 12943 * install reason correctly. Thus, we pass through the install reason unchanged, no matter 12944 * what it is. 12945 * 2) If the install is being performed by a device or profile owner app, the install reason 12946 * should be enterprise policy. However, we cannot be sure that the device or profile owner 12947 * set the install reason correctly. If the app targets an older SDK version where install 12948 * reasons did not exist yet, or if the app author simply forgot, the install reason may be 12949 * unset or wrong. Thus, we force the install reason to be enterprise policy. 12950 * 3) In all other cases, the install is being performed by a regular app that is neither part 12951 * of the system nor a device or profile owner. We have no reason to believe that this app is 12952 * acting on behalf of the enterprise admin. Thus, we check whether the install reason was 12953 * set to enterprise policy and if so, change it to unknown instead. 12954 */ 12955 private int fixUpInstallReason(String installerPackageName, int installerUid, 12956 int installReason) { 12957 if (checkUidPermission(android.Manifest.permission.INSTALL_PACKAGES, installerUid) 12958 == PERMISSION_GRANTED) { 12959 // If the install is being performed by a system app, we trust that app to have set the 12960 // install reason correctly. 12961 return installReason; 12962 } 12963 12964 final IDevicePolicyManager dpm = IDevicePolicyManager.Stub.asInterface( 12965 ServiceManager.getService(Context.DEVICE_POLICY_SERVICE)); 12966 if (dpm != null) { 12967 ComponentName owner = null; 12968 try { 12969 owner = dpm.getDeviceOwnerComponent(true /* callingUserOnly */); 12970 if (owner == null) { 12971 owner = dpm.getProfileOwner(UserHandle.getUserId(installerUid)); 12972 } 12973 } catch (RemoteException e) { 12974 } 12975 if (owner != null && owner.getPackageName().equals(installerPackageName)) { 12976 // If the install is being performed by a device or profile owner, the install 12977 // reason should be enterprise policy. 12978 return PackageManager.INSTALL_REASON_POLICY; 12979 } 12980 } 12981 12982 if (installReason == PackageManager.INSTALL_REASON_POLICY) { 12983 // If the install is being performed by a regular app (i.e. neither system app nor 12984 // device or profile owner), we have no reason to believe that the app is acting on 12985 // behalf of an enterprise. If the app set the install reason to enterprise policy, 12986 // change it to unknown instead. 12987 return PackageManager.INSTALL_REASON_UNKNOWN; 12988 } 12989 12990 // If the install is being performed by a regular app and the install reason was set to any 12991 // value but enterprise policy, leave the install reason unchanged. 12992 return installReason; 12993 } 12994 12995 void installStage(String packageName, File stagedDir, String stagedCid, 12996 IPackageInstallObserver2 observer, PackageInstaller.SessionParams sessionParams, 12997 String installerPackageName, int installerUid, UserHandle user, 12998 Certificate[][] certificates) { 12999 if (DEBUG_EPHEMERAL) { 13000 if ((sessionParams.installFlags & PackageManager.INSTALL_EPHEMERAL) != 0) { 13001 Slog.d(TAG, "Ephemeral install of " + packageName); 13002 } 13003 } 13004 final VerificationInfo verificationInfo = new VerificationInfo( 13005 sessionParams.originatingUri, sessionParams.referrerUri, 13006 sessionParams.originatingUid, installerUid); 13007 13008 final OriginInfo origin; 13009 if (stagedDir != null) { 13010 origin = OriginInfo.fromStagedFile(stagedDir); 13011 } else { 13012 origin = OriginInfo.fromStagedContainer(stagedCid); 13013 } 13014 13015 final Message msg = mHandler.obtainMessage(INIT_COPY); 13016 final int installReason = fixUpInstallReason(installerPackageName, installerUid, 13017 sessionParams.installReason); 13018 final InstallParams params = new InstallParams(origin, null, observer, 13019 sessionParams.installFlags, installerPackageName, sessionParams.volumeUuid, 13020 verificationInfo, user, sessionParams.abiOverride, 13021 sessionParams.grantedRuntimePermissions, certificates, installReason); 13022 params.setTraceMethod("installStage").setTraceCookie(System.identityHashCode(params)); 13023 msg.obj = params; 13024 13025 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "installStage", 13026 System.identityHashCode(msg.obj)); 13027 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "queueInstall", 13028 System.identityHashCode(msg.obj)); 13029 13030 mHandler.sendMessage(msg); 13031 } 13032 13033 private void sendPackageAddedForUser(String packageName, PackageSetting pkgSetting, 13034 int userId) { 13035 final boolean isSystem = isSystemApp(pkgSetting) || isUpdatedSystemApp(pkgSetting); 13036 sendPackageAddedForNewUsers(packageName, isSystem, pkgSetting.appId, userId); 13037 } 13038 13039 private void sendPackageAddedForNewUsers(String packageName, boolean isSystem, 13040 int appId, int... userIds) { 13041 if (ArrayUtils.isEmpty(userIds)) { 13042 return; 13043 } 13044 Bundle extras = new Bundle(1); 13045 // Set to UID of the first user, EXTRA_UID is automatically updated in sendPackageBroadcast 13046 extras.putInt(Intent.EXTRA_UID, UserHandle.getUid(userIds[0], appId)); 13047 13048 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, 13049 packageName, extras, 0, null, null, userIds); 13050 if (isSystem) { 13051 mHandler.post(() -> { 13052 for (int userId : userIds) { 13053 sendBootCompletedBroadcastToSystemApp(packageName, userId); 13054 } 13055 } 13056 ); 13057 } 13058 } 13059 13060 /** 13061 * The just-installed/enabled app is bundled on the system, so presumed to be able to run 13062 * automatically without needing an explicit launch. 13063 * Send it a LOCKED_BOOT_COMPLETED/BOOT_COMPLETED if it would ordinarily have gotten ones. 13064 */ 13065 private void sendBootCompletedBroadcastToSystemApp(String packageName, int userId) { 13066 // If user is not running, the app didn't miss any broadcast 13067 if (!mUserManagerInternal.isUserRunning(userId)) { 13068 return; 13069 } 13070 final IActivityManager am = ActivityManager.getService(); 13071 try { 13072 // Deliver LOCKED_BOOT_COMPLETED first 13073 Intent lockedBcIntent = new Intent(Intent.ACTION_LOCKED_BOOT_COMPLETED) 13074 .setPackage(packageName); 13075 final String[] requiredPermissions = {Manifest.permission.RECEIVE_BOOT_COMPLETED}; 13076 am.broadcastIntent(null, lockedBcIntent, null, null, 0, null, null, requiredPermissions, 13077 android.app.AppOpsManager.OP_NONE, null, false, false, userId); 13078 13079 // Deliver BOOT_COMPLETED only if user is unlocked 13080 if (mUserManagerInternal.isUserUnlockingOrUnlocked(userId)) { 13081 Intent bcIntent = new Intent(Intent.ACTION_BOOT_COMPLETED).setPackage(packageName); 13082 am.broadcastIntent(null, bcIntent, null, null, 0, null, null, requiredPermissions, 13083 android.app.AppOpsManager.OP_NONE, null, false, false, userId); 13084 } 13085 } catch (RemoteException e) { 13086 throw e.rethrowFromSystemServer(); 13087 } 13088 } 13089 13090 @Override 13091 public boolean setApplicationHiddenSettingAsUser(String packageName, boolean hidden, 13092 int userId) { 13093 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MANAGE_USERS, null); 13094 PackageSetting pkgSetting; 13095 final int uid = Binder.getCallingUid(); 13096 enforceCrossUserPermission(uid, userId, 13097 true /* requireFullPermission */, true /* checkShell */, 13098 "setApplicationHiddenSetting for user " + userId); 13099 13100 if (hidden && isPackageDeviceAdmin(packageName, userId)) { 13101 Slog.w(TAG, "Not hiding package " + packageName + ": has active device admin"); 13102 return false; 13103 } 13104 13105 long callingId = Binder.clearCallingIdentity(); 13106 try { 13107 boolean sendAdded = false; 13108 boolean sendRemoved = false; 13109 // writer 13110 synchronized (mPackages) { 13111 pkgSetting = mSettings.mPackages.get(packageName); 13112 if (pkgSetting == null) { 13113 return false; 13114 } 13115 // Do not allow "android" is being disabled 13116 if ("android".equals(packageName)) { 13117 Slog.w(TAG, "Cannot hide package: android"); 13118 return false; 13119 } 13120 // Cannot hide static shared libs as they are considered 13121 // a part of the using app (emulating static linking). Also 13122 // static libs are installed always on internal storage. 13123 PackageParser.Package pkg = mPackages.get(packageName); 13124 if (pkg != null && pkg.staticSharedLibName != null) { 13125 Slog.w(TAG, "Cannot hide package: " + packageName 13126 + " providing static shared library: " 13127 + pkg.staticSharedLibName); 13128 return false; 13129 } 13130 // Only allow protected packages to hide themselves. 13131 if (hidden && !UserHandle.isSameApp(uid, pkgSetting.appId) 13132 && mProtectedPackages.isPackageStateProtected(userId, packageName)) { 13133 Slog.w(TAG, "Not hiding protected package: " + packageName); 13134 return false; 13135 } 13136 13137 if (pkgSetting.getHidden(userId) != hidden) { 13138 pkgSetting.setHidden(hidden, userId); 13139 mSettings.writePackageRestrictionsLPr(userId); 13140 if (hidden) { 13141 sendRemoved = true; 13142 } else { 13143 sendAdded = true; 13144 } 13145 } 13146 } 13147 if (sendAdded) { 13148 sendPackageAddedForUser(packageName, pkgSetting, userId); 13149 return true; 13150 } 13151 if (sendRemoved) { 13152 killApplication(packageName, UserHandle.getUid(userId, pkgSetting.appId), 13153 "hiding pkg"); 13154 sendApplicationHiddenForUser(packageName, pkgSetting, userId); 13155 return true; 13156 } 13157 } finally { 13158 Binder.restoreCallingIdentity(callingId); 13159 } 13160 return false; 13161 } 13162 13163 private void sendApplicationHiddenForUser(String packageName, PackageSetting pkgSetting, 13164 int userId) { 13165 final PackageRemovedInfo info = new PackageRemovedInfo(); 13166 info.removedPackage = packageName; 13167 info.removedUsers = new int[] {userId}; 13168 info.uid = UserHandle.getUid(userId, pkgSetting.appId); 13169 info.sendPackageRemovedBroadcasts(true /*killApp*/); 13170 } 13171 13172 private void sendPackagesSuspendedForUser(String[] pkgList, int userId, boolean suspended) { 13173 if (pkgList.length > 0) { 13174 Bundle extras = new Bundle(1); 13175 extras.putStringArray(Intent.EXTRA_CHANGED_PACKAGE_LIST, pkgList); 13176 13177 sendPackageBroadcast( 13178 suspended ? Intent.ACTION_PACKAGES_SUSPENDED 13179 : Intent.ACTION_PACKAGES_UNSUSPENDED, 13180 null, extras, Intent.FLAG_RECEIVER_REGISTERED_ONLY, null, null, 13181 new int[] {userId}); 13182 } 13183 } 13184 13185 /** 13186 * Returns true if application is not found or there was an error. Otherwise it returns 13187 * the hidden state of the package for the given user. 13188 */ 13189 @Override 13190 public boolean getApplicationHiddenSettingAsUser(String packageName, int userId) { 13191 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MANAGE_USERS, null); 13192 enforceCrossUserPermission(Binder.getCallingUid(), userId, 13193 true /* requireFullPermission */, false /* checkShell */, 13194 "getApplicationHidden for user " + userId); 13195 PackageSetting pkgSetting; 13196 long callingId = Binder.clearCallingIdentity(); 13197 try { 13198 // writer 13199 synchronized (mPackages) { 13200 pkgSetting = mSettings.mPackages.get(packageName); 13201 if (pkgSetting == null) { 13202 return true; 13203 } 13204 return pkgSetting.getHidden(userId); 13205 } 13206 } finally { 13207 Binder.restoreCallingIdentity(callingId); 13208 } 13209 } 13210 13211 /** 13212 * @hide 13213 */ 13214 @Override 13215 public int installExistingPackageAsUser(String packageName, int userId, int installReason) { 13216 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.INSTALL_PACKAGES, 13217 null); 13218 PackageSetting pkgSetting; 13219 final int uid = Binder.getCallingUid(); 13220 enforceCrossUserPermission(uid, userId, 13221 true /* requireFullPermission */, true /* checkShell */, 13222 "installExistingPackage for user " + userId); 13223 if (isUserRestricted(userId, UserManager.DISALLOW_INSTALL_APPS)) { 13224 return PackageManager.INSTALL_FAILED_USER_RESTRICTED; 13225 } 13226 13227 long callingId = Binder.clearCallingIdentity(); 13228 try { 13229 boolean installed = false; 13230 13231 // writer 13232 synchronized (mPackages) { 13233 pkgSetting = mSettings.mPackages.get(packageName); 13234 if (pkgSetting == null) { 13235 return PackageManager.INSTALL_FAILED_INVALID_URI; 13236 } 13237 if (!pkgSetting.getInstalled(userId)) { 13238 pkgSetting.setInstalled(true, userId); 13239 pkgSetting.setHidden(false, userId); 13240 pkgSetting.setInstallReason(installReason, userId); 13241 mSettings.writePackageRestrictionsLPr(userId); 13242 installed = true; 13243 } 13244 } 13245 13246 if (installed) { 13247 if (pkgSetting.pkg != null) { 13248 synchronized (mInstallLock) { 13249 // We don't need to freeze for a brand new install 13250 prepareAppDataAfterInstallLIF(pkgSetting.pkg); 13251 } 13252 } 13253 sendPackageAddedForUser(packageName, pkgSetting, userId); 13254 } 13255 } finally { 13256 Binder.restoreCallingIdentity(callingId); 13257 } 13258 13259 return PackageManager.INSTALL_SUCCEEDED; 13260 } 13261 13262 boolean isUserRestricted(int userId, String restrictionKey) { 13263 Bundle restrictions = sUserManager.getUserRestrictions(userId); 13264 if (restrictions.getBoolean(restrictionKey, false)) { 13265 Log.w(TAG, "User is restricted: " + restrictionKey); 13266 return true; 13267 } 13268 return false; 13269 } 13270 13271 @Override 13272 public String[] setPackagesSuspendedAsUser(String[] packageNames, boolean suspended, 13273 int userId) { 13274 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MANAGE_USERS, null); 13275 enforceCrossUserPermission(Binder.getCallingUid(), userId, 13276 true /* requireFullPermission */, true /* checkShell */, 13277 "setPackagesSuspended for user " + userId); 13278 13279 if (ArrayUtils.isEmpty(packageNames)) { 13280 return packageNames; 13281 } 13282 13283 // List of package names for whom the suspended state has changed. 13284 List<String> changedPackages = new ArrayList<>(packageNames.length); 13285 // List of package names for whom the suspended state is not set as requested in this 13286 // method. 13287 List<String> unactionedPackages = new ArrayList<>(packageNames.length); 13288 long callingId = Binder.clearCallingIdentity(); 13289 try { 13290 for (int i = 0; i < packageNames.length; i++) { 13291 String packageName = packageNames[i]; 13292 boolean changed = false; 13293 final int appId; 13294 synchronized (mPackages) { 13295 final PackageSetting pkgSetting = mSettings.mPackages.get(packageName); 13296 if (pkgSetting == null) { 13297 Slog.w(TAG, "Could not find package setting for package \"" + packageName 13298 + "\". Skipping suspending/un-suspending."); 13299 unactionedPackages.add(packageName); 13300 continue; 13301 } 13302 appId = pkgSetting.appId; 13303 if (pkgSetting.getSuspended(userId) != suspended) { 13304 if (!canSuspendPackageForUserLocked(packageName, userId)) { 13305 unactionedPackages.add(packageName); 13306 continue; 13307 } 13308 pkgSetting.setSuspended(suspended, userId); 13309 mSettings.writePackageRestrictionsLPr(userId); 13310 changed = true; 13311 changedPackages.add(packageName); 13312 } 13313 } 13314 13315 if (changed && suspended) { 13316 killApplication(packageName, UserHandle.getUid(userId, appId), 13317 "suspending package"); 13318 } 13319 } 13320 } finally { 13321 Binder.restoreCallingIdentity(callingId); 13322 } 13323 13324 if (!changedPackages.isEmpty()) { 13325 sendPackagesSuspendedForUser(changedPackages.toArray( 13326 new String[changedPackages.size()]), userId, suspended); 13327 } 13328 13329 return unactionedPackages.toArray(new String[unactionedPackages.size()]); 13330 } 13331 13332 @Override 13333 public boolean isPackageSuspendedForUser(String packageName, int userId) { 13334 enforceCrossUserPermission(Binder.getCallingUid(), userId, 13335 true /* requireFullPermission */, false /* checkShell */, 13336 "isPackageSuspendedForUser for user " + userId); 13337 synchronized (mPackages) { 13338 final PackageSetting pkgSetting = mSettings.mPackages.get(packageName); 13339 if (pkgSetting == null) { 13340 throw new IllegalArgumentException("Unknown target package: " + packageName); 13341 } 13342 return pkgSetting.getSuspended(userId); 13343 } 13344 } 13345 13346 private boolean canSuspendPackageForUserLocked(String packageName, int userId) { 13347 if (isPackageDeviceAdmin(packageName, userId)) { 13348 Slog.w(TAG, "Cannot suspend/un-suspend package \"" + packageName 13349 + "\": has an active device admin"); 13350 return false; 13351 } 13352 13353 String activeLauncherPackageName = getActiveLauncherPackageName(userId); 13354 if (packageName.equals(activeLauncherPackageName)) { 13355 Slog.w(TAG, "Cannot suspend/un-suspend package \"" + packageName 13356 + "\": contains the active launcher"); 13357 return false; 13358 } 13359 13360 if (packageName.equals(mRequiredInstallerPackage)) { 13361 Slog.w(TAG, "Cannot suspend/un-suspend package \"" + packageName 13362 + "\": required for package installation"); 13363 return false; 13364 } 13365 13366 if (packageName.equals(mRequiredUninstallerPackage)) { 13367 Slog.w(TAG, "Cannot suspend/un-suspend package \"" + packageName 13368 + "\": required for package uninstallation"); 13369 return false; 13370 } 13371 13372 if (packageName.equals(mRequiredVerifierPackage)) { 13373 Slog.w(TAG, "Cannot suspend/un-suspend package \"" + packageName 13374 + "\": required for package verification"); 13375 return false; 13376 } 13377 13378 if (packageName.equals(getDefaultDialerPackageName(userId))) { 13379 Slog.w(TAG, "Cannot suspend/un-suspend package \"" + packageName 13380 + "\": is the default dialer"); 13381 return false; 13382 } 13383 13384 if (mProtectedPackages.isPackageStateProtected(userId, packageName)) { 13385 Slog.w(TAG, "Cannot suspend/un-suspend package \"" + packageName 13386 + "\": protected package"); 13387 return false; 13388 } 13389 13390 // Cannot suspend static shared libs as they are considered 13391 // a part of the using app (emulating static linking). Also 13392 // static libs are installed always on internal storage. 13393 PackageParser.Package pkg = mPackages.get(packageName); 13394 if (pkg != null && pkg.applicationInfo.isStaticSharedLibrary()) { 13395 Slog.w(TAG, "Cannot suspend package: " + packageName 13396 + " providing static shared library: " 13397 + pkg.staticSharedLibName); 13398 return false; 13399 } 13400 13401 return true; 13402 } 13403 13404 private String getActiveLauncherPackageName(int userId) { 13405 Intent intent = new Intent(Intent.ACTION_MAIN); 13406 intent.addCategory(Intent.CATEGORY_HOME); 13407 ResolveInfo resolveInfo = resolveIntent( 13408 intent, 13409 intent.resolveTypeIfNeeded(mContext.getContentResolver()), 13410 PackageManager.MATCH_DEFAULT_ONLY, 13411 userId); 13412 13413 return resolveInfo == null ? null : resolveInfo.activityInfo.packageName; 13414 } 13415 13416 private String getDefaultDialerPackageName(int userId) { 13417 synchronized (mPackages) { 13418 return mSettings.getDefaultDialerPackageNameLPw(userId); 13419 } 13420 } 13421 13422 @Override 13423 public void verifyPendingInstall(int id, int verificationCode) throws RemoteException { 13424 mContext.enforceCallingOrSelfPermission( 13425 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 13426 "Only package verification agents can verify applications"); 13427 13428 final Message msg = mHandler.obtainMessage(PACKAGE_VERIFIED); 13429 final PackageVerificationResponse response = new PackageVerificationResponse( 13430 verificationCode, Binder.getCallingUid()); 13431 msg.arg1 = id; 13432 msg.obj = response; 13433 mHandler.sendMessage(msg); 13434 } 13435 13436 @Override 13437 public void extendVerificationTimeout(int id, int verificationCodeAtTimeout, 13438 long millisecondsToDelay) { 13439 mContext.enforceCallingOrSelfPermission( 13440 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 13441 "Only package verification agents can extend verification timeouts"); 13442 13443 final PackageVerificationState state = mPendingVerification.get(id); 13444 final PackageVerificationResponse response = new PackageVerificationResponse( 13445 verificationCodeAtTimeout, Binder.getCallingUid()); 13446 13447 if (millisecondsToDelay > PackageManager.MAXIMUM_VERIFICATION_TIMEOUT) { 13448 millisecondsToDelay = PackageManager.MAXIMUM_VERIFICATION_TIMEOUT; 13449 } 13450 if (millisecondsToDelay < 0) { 13451 millisecondsToDelay = 0; 13452 } 13453 if ((verificationCodeAtTimeout != PackageManager.VERIFICATION_ALLOW) 13454 && (verificationCodeAtTimeout != PackageManager.VERIFICATION_REJECT)) { 13455 verificationCodeAtTimeout = PackageManager.VERIFICATION_REJECT; 13456 } 13457 13458 if ((state != null) && !state.timeoutExtended()) { 13459 state.extendTimeout(); 13460 13461 final Message msg = mHandler.obtainMessage(PACKAGE_VERIFIED); 13462 msg.arg1 = id; 13463 msg.obj = response; 13464 mHandler.sendMessageDelayed(msg, millisecondsToDelay); 13465 } 13466 } 13467 13468 private void broadcastPackageVerified(int verificationId, Uri packageUri, 13469 int verificationCode, UserHandle user) { 13470 final Intent intent = new Intent(Intent.ACTION_PACKAGE_VERIFIED); 13471 intent.setDataAndType(packageUri, PACKAGE_MIME_TYPE); 13472 intent.addFlags(Intent.FLAG_GRANT_READ_URI_PERMISSION); 13473 intent.putExtra(PackageManager.EXTRA_VERIFICATION_ID, verificationId); 13474 intent.putExtra(PackageManager.EXTRA_VERIFICATION_RESULT, verificationCode); 13475 13476 mContext.sendBroadcastAsUser(intent, user, 13477 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT); 13478 } 13479 13480 private ComponentName matchComponentForVerifier(String packageName, 13481 List<ResolveInfo> receivers) { 13482 ActivityInfo targetReceiver = null; 13483 13484 final int NR = receivers.size(); 13485 for (int i = 0; i < NR; i++) { 13486 final ResolveInfo info = receivers.get(i); 13487 if (info.activityInfo == null) { 13488 continue; 13489 } 13490 13491 if (packageName.equals(info.activityInfo.packageName)) { 13492 targetReceiver = info.activityInfo; 13493 break; 13494 } 13495 } 13496 13497 if (targetReceiver == null) { 13498 return null; 13499 } 13500 13501 return new ComponentName(targetReceiver.packageName, targetReceiver.name); 13502 } 13503 13504 private List<ComponentName> matchVerifiers(PackageInfoLite pkgInfo, 13505 List<ResolveInfo> receivers, final PackageVerificationState verificationState) { 13506 if (pkgInfo.verifiers.length == 0) { 13507 return null; 13508 } 13509 13510 final int N = pkgInfo.verifiers.length; 13511 final List<ComponentName> sufficientVerifiers = new ArrayList<ComponentName>(N + 1); 13512 for (int i = 0; i < N; i++) { 13513 final VerifierInfo verifierInfo = pkgInfo.verifiers[i]; 13514 13515 final ComponentName comp = matchComponentForVerifier(verifierInfo.packageName, 13516 receivers); 13517 if (comp == null) { 13518 continue; 13519 } 13520 13521 final int verifierUid = getUidForVerifier(verifierInfo); 13522 if (verifierUid == -1) { 13523 continue; 13524 } 13525 13526 if (DEBUG_VERIFY) { 13527 Slog.d(TAG, "Added sufficient verifier " + verifierInfo.packageName 13528 + " with the correct signature"); 13529 } 13530 sufficientVerifiers.add(comp); 13531 verificationState.addSufficientVerifier(verifierUid); 13532 } 13533 13534 return sufficientVerifiers; 13535 } 13536 13537 private int getUidForVerifier(VerifierInfo verifierInfo) { 13538 synchronized (mPackages) { 13539 final PackageParser.Package pkg = mPackages.get(verifierInfo.packageName); 13540 if (pkg == null) { 13541 return -1; 13542 } else if (pkg.mSignatures.length != 1) { 13543 Slog.i(TAG, "Verifier package " + verifierInfo.packageName 13544 + " has more than one signature; ignoring"); 13545 return -1; 13546 } 13547 13548 /* 13549 * If the public key of the package's signature does not match 13550 * our expected public key, then this is a different package and 13551 * we should skip. 13552 */ 13553 13554 final byte[] expectedPublicKey; 13555 try { 13556 final Signature verifierSig = pkg.mSignatures[0]; 13557 final PublicKey publicKey = verifierSig.getPublicKey(); 13558 expectedPublicKey = publicKey.getEncoded(); 13559 } catch (CertificateException e) { 13560 return -1; 13561 } 13562 13563 final byte[] actualPublicKey = verifierInfo.publicKey.getEncoded(); 13564 13565 if (!Arrays.equals(actualPublicKey, expectedPublicKey)) { 13566 Slog.i(TAG, "Verifier package " + verifierInfo.packageName 13567 + " does not have the expected public key; ignoring"); 13568 return -1; 13569 } 13570 13571 return pkg.applicationInfo.uid; 13572 } 13573 } 13574 13575 @Override 13576 public void finishPackageInstall(int token, boolean didLaunch) { 13577 enforceSystemOrRoot("Only the system is allowed to finish installs"); 13578 13579 if (DEBUG_INSTALL) { 13580 Slog.v(TAG, "BM finishing package install for " + token); 13581 } 13582 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, "restore", token); 13583 13584 final Message msg = mHandler.obtainMessage(POST_INSTALL, token, didLaunch ? 1 : 0); 13585 mHandler.sendMessage(msg); 13586 } 13587 13588 /** 13589 * Get the verification agent timeout. 13590 * 13591 * @return verification timeout in milliseconds 13592 */ 13593 private long getVerificationTimeout() { 13594 return android.provider.Settings.Global.getLong(mContext.getContentResolver(), 13595 android.provider.Settings.Global.PACKAGE_VERIFIER_TIMEOUT, 13596 DEFAULT_VERIFICATION_TIMEOUT); 13597 } 13598 13599 /** 13600 * Get the default verification agent response code. 13601 * 13602 * @return default verification response code 13603 */ 13604 private int getDefaultVerificationResponse() { 13605 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 13606 android.provider.Settings.Global.PACKAGE_VERIFIER_DEFAULT_RESPONSE, 13607 DEFAULT_VERIFICATION_RESPONSE); 13608 } 13609 13610 /** 13611 * Check whether or not package verification has been enabled. 13612 * 13613 * @return true if verification should be performed 13614 */ 13615 private boolean isVerificationEnabled(int userId, int installFlags) { 13616 if (!DEFAULT_VERIFY_ENABLE) { 13617 return false; 13618 } 13619 // Ephemeral apps don't get the full verification treatment 13620 if ((installFlags & PackageManager.INSTALL_EPHEMERAL) != 0) { 13621 if (DEBUG_EPHEMERAL) { 13622 Slog.d(TAG, "INSTALL_EPHEMERAL so skipping verification"); 13623 } 13624 return false; 13625 } 13626 13627 boolean ensureVerifyAppsEnabled = isUserRestricted(userId, UserManager.ENSURE_VERIFY_APPS); 13628 13629 // Check if installing from ADB 13630 if ((installFlags & PackageManager.INSTALL_FROM_ADB) != 0) { 13631 // Do not run verification in a test harness environment 13632 if (ActivityManager.isRunningInTestHarness()) { 13633 return false; 13634 } 13635 if (ensureVerifyAppsEnabled) { 13636 return true; 13637 } 13638 // Check if the developer does not want package verification for ADB installs 13639 if (android.provider.Settings.Global.getInt(mContext.getContentResolver(), 13640 android.provider.Settings.Global.PACKAGE_VERIFIER_INCLUDE_ADB, 1) == 0) { 13641 return false; 13642 } 13643 } 13644 13645 if (ensureVerifyAppsEnabled) { 13646 return true; 13647 } 13648 13649 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 13650 android.provider.Settings.Global.PACKAGE_VERIFIER_ENABLE, 1) == 1; 13651 } 13652 13653 @Override 13654 public void verifyIntentFilter(int id, int verificationCode, List<String> failedDomains) 13655 throws RemoteException { 13656 mContext.enforceCallingOrSelfPermission( 13657 Manifest.permission.INTENT_FILTER_VERIFICATION_AGENT, 13658 "Only intentfilter verification agents can verify applications"); 13659 13660 final Message msg = mHandler.obtainMessage(INTENT_FILTER_VERIFIED); 13661 final IntentFilterVerificationResponse response = new IntentFilterVerificationResponse( 13662 Binder.getCallingUid(), verificationCode, failedDomains); 13663 msg.arg1 = id; 13664 msg.obj = response; 13665 mHandler.sendMessage(msg); 13666 } 13667 13668 @Override 13669 public int getIntentVerificationStatus(String packageName, int userId) { 13670 synchronized (mPackages) { 13671 return mSettings.getIntentFilterVerificationStatusLPr(packageName, userId); 13672 } 13673 } 13674 13675 @Override 13676 public boolean updateIntentVerificationStatus(String packageName, int status, int userId) { 13677 mContext.enforceCallingOrSelfPermission( 13678 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 13679 13680 boolean result = false; 13681 synchronized (mPackages) { 13682 result = mSettings.updateIntentFilterVerificationStatusLPw(packageName, status, userId); 13683 } 13684 if (result) { 13685 scheduleWritePackageRestrictionsLocked(userId); 13686 } 13687 return result; 13688 } 13689 13690 @Override 13691 public @NonNull ParceledListSlice<IntentFilterVerificationInfo> getIntentFilterVerifications( 13692 String packageName) { 13693 synchronized (mPackages) { 13694 return new ParceledListSlice<>(mSettings.getIntentFilterVerificationsLPr(packageName)); 13695 } 13696 } 13697 13698 @Override 13699 public @NonNull ParceledListSlice<IntentFilter> getAllIntentFilters(String packageName) { 13700 if (TextUtils.isEmpty(packageName)) { 13701 return ParceledListSlice.emptyList(); 13702 } 13703 synchronized (mPackages) { 13704 PackageParser.Package pkg = mPackages.get(packageName); 13705 if (pkg == null || pkg.activities == null) { 13706 return ParceledListSlice.emptyList(); 13707 } 13708 final int count = pkg.activities.size(); 13709 ArrayList<IntentFilter> result = new ArrayList<>(); 13710 for (int n=0; n<count; n++) { 13711 PackageParser.Activity activity = pkg.activities.get(n); 13712 if (activity.intents != null && activity.intents.size() > 0) { 13713 result.addAll(activity.intents); 13714 } 13715 } 13716 return new ParceledListSlice<>(result); 13717 } 13718 } 13719 13720 @Override 13721 public boolean setDefaultBrowserPackageName(String packageName, int userId) { 13722 mContext.enforceCallingOrSelfPermission( 13723 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 13724 13725 synchronized (mPackages) { 13726 boolean result = mSettings.setDefaultBrowserPackageNameLPw(packageName, userId); 13727 if (packageName != null) { 13728 result |= updateIntentVerificationStatus(packageName, 13729 PackageManager.INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS, 13730 userId); 13731 mDefaultPermissionPolicy.grantDefaultPermissionsToDefaultBrowserLPr( 13732 packageName, userId); 13733 } 13734 return result; 13735 } 13736 } 13737 13738 @Override 13739 public String getDefaultBrowserPackageName(int userId) { 13740 synchronized (mPackages) { 13741 return mSettings.getDefaultBrowserPackageNameLPw(userId); 13742 } 13743 } 13744 13745 /** 13746 * Get the "allow unknown sources" setting. 13747 * 13748 * @return the current "allow unknown sources" setting 13749 */ 13750 private int getUnknownSourcesSettings() { 13751 return android.provider.Settings.Secure.getInt(mContext.getContentResolver(), 13752 android.provider.Settings.Secure.INSTALL_NON_MARKET_APPS, 13753 -1); 13754 } 13755 13756 @Override 13757 public void setInstallerPackageName(String targetPackage, String installerPackageName) { 13758 final int uid = Binder.getCallingUid(); 13759 // writer 13760 synchronized (mPackages) { 13761 PackageSetting targetPackageSetting = mSettings.mPackages.get(targetPackage); 13762 if (targetPackageSetting == null) { 13763 throw new IllegalArgumentException("Unknown target package: " + targetPackage); 13764 } 13765 13766 PackageSetting installerPackageSetting; 13767 if (installerPackageName != null) { 13768 installerPackageSetting = mSettings.mPackages.get(installerPackageName); 13769 if (installerPackageSetting == null) { 13770 throw new IllegalArgumentException("Unknown installer package: " 13771 + installerPackageName); 13772 } 13773 } else { 13774 installerPackageSetting = null; 13775 } 13776 13777 Signature[] callerSignature; 13778 Object obj = mSettings.getUserIdLPr(uid); 13779 if (obj != null) { 13780 if (obj instanceof SharedUserSetting) { 13781 callerSignature = ((SharedUserSetting)obj).signatures.mSignatures; 13782 } else if (obj instanceof PackageSetting) { 13783 callerSignature = ((PackageSetting)obj).signatures.mSignatures; 13784 } else { 13785 throw new SecurityException("Bad object " + obj + " for uid " + uid); 13786 } 13787 } else { 13788 throw new SecurityException("Unknown calling UID: " + uid); 13789 } 13790 13791 // Verify: can't set installerPackageName to a package that is 13792 // not signed with the same cert as the caller. 13793 if (installerPackageSetting != null) { 13794 if (compareSignatures(callerSignature, 13795 installerPackageSetting.signatures.mSignatures) 13796 != PackageManager.SIGNATURE_MATCH) { 13797 throw new SecurityException( 13798 "Caller does not have same cert as new installer package " 13799 + installerPackageName); 13800 } 13801 } 13802 13803 // Verify: if target already has an installer package, it must 13804 // be signed with the same cert as the caller. 13805 if (targetPackageSetting.installerPackageName != null) { 13806 PackageSetting setting = mSettings.mPackages.get( 13807 targetPackageSetting.installerPackageName); 13808 // If the currently set package isn't valid, then it's always 13809 // okay to change it. 13810 if (setting != null) { 13811 if (compareSignatures(callerSignature, 13812 setting.signatures.mSignatures) 13813 != PackageManager.SIGNATURE_MATCH) { 13814 throw new SecurityException( 13815 "Caller does not have same cert as old installer package " 13816 + targetPackageSetting.installerPackageName); 13817 } 13818 } 13819 } 13820 13821 // Okay! 13822 targetPackageSetting.installerPackageName = installerPackageName; 13823 if (installerPackageName != null) { 13824 mSettings.mInstallerPackages.add(installerPackageName); 13825 } 13826 scheduleWriteSettingsLocked(); 13827 } 13828 } 13829 13830 @Override 13831 public void setApplicationCategoryHint(String packageName, int categoryHint, 13832 String callerPackageName) { 13833 mContext.getSystemService(AppOpsManager.class).checkPackage(Binder.getCallingUid(), 13834 callerPackageName); 13835 synchronized (mPackages) { 13836 PackageSetting ps = mSettings.mPackages.get(packageName); 13837 if (ps == null) { 13838 throw new IllegalArgumentException("Unknown target package " + packageName); 13839 } 13840 13841 if (!Objects.equals(callerPackageName, ps.installerPackageName)) { 13842 throw new IllegalArgumentException("Calling package " + callerPackageName 13843 + " is not installer for " + packageName); 13844 } 13845 13846 if (ps.categoryHint != categoryHint) { 13847 ps.categoryHint = categoryHint; 13848 scheduleWriteSettingsLocked(); 13849 } 13850 } 13851 } 13852 13853 private void processPendingInstall(final InstallArgs args, final int currentStatus) { 13854 // Queue up an async operation since the package installation may take a little while. 13855 mHandler.post(new Runnable() { 13856 public void run() { 13857 mHandler.removeCallbacks(this); 13858 // Result object to be returned 13859 PackageInstalledInfo res = new PackageInstalledInfo(); 13860 res.setReturnCode(currentStatus); 13861 res.uid = -1; 13862 res.pkg = null; 13863 res.removedInfo = null; 13864 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED) { 13865 args.doPreInstall(res.returnCode); 13866 synchronized (mInstallLock) { 13867 installPackageTracedLI(args, res); 13868 } 13869 args.doPostInstall(res.returnCode, res.uid); 13870 } 13871 13872 // A restore should be performed at this point if (a) the install 13873 // succeeded, (b) the operation is not an update, and (c) the new 13874 // package has not opted out of backup participation. 13875 final boolean update = res.removedInfo != null 13876 && res.removedInfo.removedPackage != null; 13877 final int flags = (res.pkg == null) ? 0 : res.pkg.applicationInfo.flags; 13878 boolean doRestore = !update 13879 && ((flags & ApplicationInfo.FLAG_ALLOW_BACKUP) != 0); 13880 13881 // Set up the post-install work request bookkeeping. This will be used 13882 // and cleaned up by the post-install event handling regardless of whether 13883 // there's a restore pass performed. Token values are >= 1. 13884 int token; 13885 if (mNextInstallToken < 0) mNextInstallToken = 1; 13886 token = mNextInstallToken++; 13887 13888 PostInstallData data = new PostInstallData(args, res); 13889 mRunningInstalls.put(token, data); 13890 if (DEBUG_INSTALL) Log.v(TAG, "+ starting restore round-trip " + token); 13891 13892 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED && doRestore) { 13893 // Pass responsibility to the Backup Manager. It will perform a 13894 // restore if appropriate, then pass responsibility back to the 13895 // Package Manager to run the post-install observer callbacks 13896 // and broadcasts. 13897 IBackupManager bm = IBackupManager.Stub.asInterface( 13898 ServiceManager.getService(Context.BACKUP_SERVICE)); 13899 if (bm != null) { 13900 if (DEBUG_INSTALL) Log.v(TAG, "token " + token 13901 + " to BM for possible restore"); 13902 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "restore", token); 13903 try { 13904 // TODO: http://b/22388012 13905 if (bm.isBackupServiceActive(UserHandle.USER_SYSTEM)) { 13906 bm.restoreAtInstall(res.pkg.applicationInfo.packageName, token); 13907 } else { 13908 doRestore = false; 13909 } 13910 } catch (RemoteException e) { 13911 // can't happen; the backup manager is local 13912 } catch (Exception e) { 13913 Slog.e(TAG, "Exception trying to enqueue restore", e); 13914 doRestore = false; 13915 } 13916 } else { 13917 Slog.e(TAG, "Backup Manager not found!"); 13918 doRestore = false; 13919 } 13920 } 13921 13922 if (!doRestore) { 13923 // No restore possible, or the Backup Manager was mysteriously not 13924 // available -- just fire the post-install work request directly. 13925 if (DEBUG_INSTALL) Log.v(TAG, "No restore - queue post-install for " + token); 13926 13927 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "postInstall", token); 13928 13929 Message msg = mHandler.obtainMessage(POST_INSTALL, token, 0); 13930 mHandler.sendMessage(msg); 13931 } 13932 } 13933 }); 13934 } 13935 13936 /** 13937 * Callback from PackageSettings whenever an app is first transitioned out of the 13938 * 'stopped' state. Normally we just issue the broadcast, but we can't do that if 13939 * the app was "launched" for a restoreAtInstall operation. Therefore we check 13940 * here whether the app is the target of an ongoing install, and only send the 13941 * broadcast immediately if it is not in that state. If it *is* undergoing a restore, 13942 * the first-launch broadcast will be sent implicitly on that basis in POST_INSTALL 13943 * handling. 13944 */ 13945 void notifyFirstLaunch(final String pkgName, final String installerPackage, final int userId) { 13946 // Serialize this with the rest of the install-process message chain. In the 13947 // restore-at-install case, this Runnable will necessarily run before the 13948 // POST_INSTALL message is processed, so the contents of mRunningInstalls 13949 // are coherent. In the non-restore case, the app has already completed install 13950 // and been launched through some other means, so it is not in a problematic 13951 // state for observers to see the FIRST_LAUNCH signal. 13952 mHandler.post(new Runnable() { 13953 @Override 13954 public void run() { 13955 for (int i = 0; i < mRunningInstalls.size(); i++) { 13956 final PostInstallData data = mRunningInstalls.valueAt(i); 13957 if (data.res.returnCode != PackageManager.INSTALL_SUCCEEDED) { 13958 continue; 13959 } 13960 if (pkgName.equals(data.res.pkg.applicationInfo.packageName)) { 13961 // right package; but is it for the right user? 13962 for (int uIndex = 0; uIndex < data.res.newUsers.length; uIndex++) { 13963 if (userId == data.res.newUsers[uIndex]) { 13964 if (DEBUG_BACKUP) { 13965 Slog.i(TAG, "Package " + pkgName 13966 + " being restored so deferring FIRST_LAUNCH"); 13967 } 13968 return; 13969 } 13970 } 13971 } 13972 } 13973 // didn't find it, so not being restored 13974 if (DEBUG_BACKUP) { 13975 Slog.i(TAG, "Package " + pkgName + " sending normal FIRST_LAUNCH"); 13976 } 13977 sendFirstLaunchBroadcast(pkgName, installerPackage, new int[] {userId}); 13978 } 13979 }); 13980 } 13981 13982 private void sendFirstLaunchBroadcast(String pkgName, String installerPkg, int[] userIds) { 13983 sendPackageBroadcast(Intent.ACTION_PACKAGE_FIRST_LAUNCH, pkgName, null, 0, 13984 installerPkg, null, userIds); 13985 } 13986 13987 private abstract class HandlerParams { 13988 private static final int MAX_RETRIES = 4; 13989 13990 /** 13991 * Number of times startCopy() has been attempted and had a non-fatal 13992 * error. 13993 */ 13994 private int mRetries = 0; 13995 13996 /** User handle for the user requesting the information or installation. */ 13997 private final UserHandle mUser; 13998 String traceMethod; 13999 int traceCookie; 14000 14001 HandlerParams(UserHandle user) { 14002 mUser = user; 14003 } 14004 14005 UserHandle getUser() { 14006 return mUser; 14007 } 14008 14009 HandlerParams setTraceMethod(String traceMethod) { 14010 this.traceMethod = traceMethod; 14011 return this; 14012 } 14013 14014 HandlerParams setTraceCookie(int traceCookie) { 14015 this.traceCookie = traceCookie; 14016 return this; 14017 } 14018 14019 final boolean startCopy() { 14020 boolean res; 14021 try { 14022 if (DEBUG_INSTALL) Slog.i(TAG, "startCopy " + mUser + ": " + this); 14023 14024 if (++mRetries > MAX_RETRIES) { 14025 Slog.w(TAG, "Failed to invoke remote methods on default container service. Giving up"); 14026 mHandler.sendEmptyMessage(MCS_GIVE_UP); 14027 handleServiceError(); 14028 return false; 14029 } else { 14030 handleStartCopy(); 14031 res = true; 14032 } 14033 } catch (RemoteException e) { 14034 if (DEBUG_INSTALL) Slog.i(TAG, "Posting install MCS_RECONNECT"); 14035 mHandler.sendEmptyMessage(MCS_RECONNECT); 14036 res = false; 14037 } 14038 handleReturnCode(); 14039 return res; 14040 } 14041 14042 final void serviceError() { 14043 if (DEBUG_INSTALL) Slog.i(TAG, "serviceError"); 14044 handleServiceError(); 14045 handleReturnCode(); 14046 } 14047 14048 abstract void handleStartCopy() throws RemoteException; 14049 abstract void handleServiceError(); 14050 abstract void handleReturnCode(); 14051 } 14052 14053 class MeasureParams extends HandlerParams { 14054 private final PackageStats mStats; 14055 private boolean mSuccess; 14056 14057 private final IPackageStatsObserver mObserver; 14058 14059 public MeasureParams(PackageStats stats, IPackageStatsObserver observer) { 14060 super(new UserHandle(stats.userHandle)); 14061 mObserver = observer; 14062 mStats = stats; 14063 } 14064 14065 @Override 14066 public String toString() { 14067 return "MeasureParams{" 14068 + Integer.toHexString(System.identityHashCode(this)) 14069 + " " + mStats.packageName + "}"; 14070 } 14071 14072 @Override 14073 void handleStartCopy() throws RemoteException { 14074 synchronized (mInstallLock) { 14075 mSuccess = getPackageSizeInfoLI(mStats.packageName, mStats.userHandle, mStats); 14076 } 14077 14078 if (mSuccess) { 14079 boolean mounted = false; 14080 try { 14081 final String status = Environment.getExternalStorageState(); 14082 mounted = (Environment.MEDIA_MOUNTED.equals(status) 14083 || Environment.MEDIA_MOUNTED_READ_ONLY.equals(status)); 14084 } catch (Exception e) { 14085 } 14086 14087 if (mounted) { 14088 final UserEnvironment userEnv = new UserEnvironment(mStats.userHandle); 14089 14090 mStats.externalCacheSize = calculateDirectorySize(mContainerService, 14091 userEnv.buildExternalStorageAppCacheDirs(mStats.packageName)); 14092 14093 mStats.externalDataSize = calculateDirectorySize(mContainerService, 14094 userEnv.buildExternalStorageAppDataDirs(mStats.packageName)); 14095 14096 // Always subtract cache size, since it's a subdirectory 14097 mStats.externalDataSize -= mStats.externalCacheSize; 14098 14099 mStats.externalMediaSize = calculateDirectorySize(mContainerService, 14100 userEnv.buildExternalStorageAppMediaDirs(mStats.packageName)); 14101 14102 mStats.externalObbSize = calculateDirectorySize(mContainerService, 14103 userEnv.buildExternalStorageAppObbDirs(mStats.packageName)); 14104 } 14105 } 14106 } 14107 14108 @Override 14109 void handleReturnCode() { 14110 if (mObserver != null) { 14111 try { 14112 mObserver.onGetStatsCompleted(mStats, mSuccess); 14113 } catch (RemoteException e) { 14114 Slog.i(TAG, "Observer no longer exists."); 14115 } 14116 } 14117 } 14118 14119 @Override 14120 void handleServiceError() { 14121 Slog.e(TAG, "Could not measure application " + mStats.packageName 14122 + " external storage"); 14123 } 14124 } 14125 14126 private static long calculateDirectorySize(IMediaContainerService mcs, File[] paths) 14127 throws RemoteException { 14128 long result = 0; 14129 for (File path : paths) { 14130 result += mcs.calculateDirectorySize(path.getAbsolutePath()); 14131 } 14132 return result; 14133 } 14134 14135 private static void clearDirectory(IMediaContainerService mcs, File[] paths) { 14136 for (File path : paths) { 14137 try { 14138 mcs.clearDirectory(path.getAbsolutePath()); 14139 } catch (RemoteException e) { 14140 } 14141 } 14142 } 14143 14144 static class OriginInfo { 14145 /** 14146 * Location where install is coming from, before it has been 14147 * copied/renamed into place. This could be a single monolithic APK 14148 * file, or a cluster directory. This location may be untrusted. 14149 */ 14150 final File file; 14151 final String cid; 14152 14153 /** 14154 * Flag indicating that {@link #file} or {@link #cid} has already been 14155 * staged, meaning downstream users don't need to defensively copy the 14156 * contents. 14157 */ 14158 final boolean staged; 14159 14160 /** 14161 * Flag indicating that {@link #file} or {@link #cid} is an already 14162 * installed app that is being moved. 14163 */ 14164 final boolean existing; 14165 14166 final String resolvedPath; 14167 final File resolvedFile; 14168 14169 static OriginInfo fromNothing() { 14170 return new OriginInfo(null, null, false, false); 14171 } 14172 14173 static OriginInfo fromUntrustedFile(File file) { 14174 return new OriginInfo(file, null, false, false); 14175 } 14176 14177 static OriginInfo fromExistingFile(File file) { 14178 return new OriginInfo(file, null, false, true); 14179 } 14180 14181 static OriginInfo fromStagedFile(File file) { 14182 return new OriginInfo(file, null, true, false); 14183 } 14184 14185 static OriginInfo fromStagedContainer(String cid) { 14186 return new OriginInfo(null, cid, true, false); 14187 } 14188 14189 private OriginInfo(File file, String cid, boolean staged, boolean existing) { 14190 this.file = file; 14191 this.cid = cid; 14192 this.staged = staged; 14193 this.existing = existing; 14194 14195 if (cid != null) { 14196 resolvedPath = PackageHelper.getSdDir(cid); 14197 resolvedFile = new File(resolvedPath); 14198 } else if (file != null) { 14199 resolvedPath = file.getAbsolutePath(); 14200 resolvedFile = file; 14201 } else { 14202 resolvedPath = null; 14203 resolvedFile = null; 14204 } 14205 } 14206 } 14207 14208 static class MoveInfo { 14209 final int moveId; 14210 final String fromUuid; 14211 final String toUuid; 14212 final String packageName; 14213 final String dataAppName; 14214 final int appId; 14215 final String seinfo; 14216 final int targetSdkVersion; 14217 14218 public MoveInfo(int moveId, String fromUuid, String toUuid, String packageName, 14219 String dataAppName, int appId, String seinfo, int targetSdkVersion) { 14220 this.moveId = moveId; 14221 this.fromUuid = fromUuid; 14222 this.toUuid = toUuid; 14223 this.packageName = packageName; 14224 this.dataAppName = dataAppName; 14225 this.appId = appId; 14226 this.seinfo = seinfo; 14227 this.targetSdkVersion = targetSdkVersion; 14228 } 14229 } 14230 14231 static class VerificationInfo { 14232 /** A constant used to indicate that a uid value is not present. */ 14233 public static final int NO_UID = -1; 14234 14235 /** URI referencing where the package was downloaded from. */ 14236 final Uri originatingUri; 14237 14238 /** HTTP referrer URI associated with the originatingURI. */ 14239 final Uri referrer; 14240 14241 /** UID of the application that the install request originated from. */ 14242 final int originatingUid; 14243 14244 /** UID of application requesting the install */ 14245 final int installerUid; 14246 14247 VerificationInfo(Uri originatingUri, Uri referrer, int originatingUid, int installerUid) { 14248 this.originatingUri = originatingUri; 14249 this.referrer = referrer; 14250 this.originatingUid = originatingUid; 14251 this.installerUid = installerUid; 14252 } 14253 } 14254 14255 class InstallParams extends HandlerParams { 14256 final OriginInfo origin; 14257 final MoveInfo move; 14258 final IPackageInstallObserver2 observer; 14259 int installFlags; 14260 final String installerPackageName; 14261 final String volumeUuid; 14262 private InstallArgs mArgs; 14263 private int mRet; 14264 final String packageAbiOverride; 14265 final String[] grantedRuntimePermissions; 14266 final VerificationInfo verificationInfo; 14267 final Certificate[][] certificates; 14268 final int installReason; 14269 14270 InstallParams(OriginInfo origin, MoveInfo move, IPackageInstallObserver2 observer, 14271 int installFlags, String installerPackageName, String volumeUuid, 14272 VerificationInfo verificationInfo, UserHandle user, String packageAbiOverride, 14273 String[] grantedPermissions, Certificate[][] certificates, int installReason) { 14274 super(user); 14275 this.origin = origin; 14276 this.move = move; 14277 this.observer = observer; 14278 this.installFlags = installFlags; 14279 this.installerPackageName = installerPackageName; 14280 this.volumeUuid = volumeUuid; 14281 this.verificationInfo = verificationInfo; 14282 this.packageAbiOverride = packageAbiOverride; 14283 this.grantedRuntimePermissions = grantedPermissions; 14284 this.certificates = certificates; 14285 this.installReason = installReason; 14286 } 14287 14288 @Override 14289 public String toString() { 14290 return "InstallParams{" + Integer.toHexString(System.identityHashCode(this)) 14291 + " file=" + origin.file + " cid=" + origin.cid + "}"; 14292 } 14293 14294 private int installLocationPolicy(PackageInfoLite pkgLite) { 14295 String packageName = pkgLite.packageName; 14296 int installLocation = pkgLite.installLocation; 14297 boolean onSd = (installFlags & PackageManager.INSTALL_EXTERNAL) != 0; 14298 // reader 14299 synchronized (mPackages) { 14300 // Currently installed package which the new package is attempting to replace or 14301 // null if no such package is installed. 14302 PackageParser.Package installedPkg = mPackages.get(packageName); 14303 // Package which currently owns the data which the new package will own if installed. 14304 // If an app is unstalled while keeping data (e.g., adb uninstall -k), installedPkg 14305 // will be null whereas dataOwnerPkg will contain information about the package 14306 // which was uninstalled while keeping its data. 14307 PackageParser.Package dataOwnerPkg = installedPkg; 14308 if (dataOwnerPkg == null) { 14309 PackageSetting ps = mSettings.mPackages.get(packageName); 14310 if (ps != null) { 14311 dataOwnerPkg = ps.pkg; 14312 } 14313 } 14314 14315 if (dataOwnerPkg != null) { 14316 // If installed, the package will get access to data left on the device by its 14317 // predecessor. As a security measure, this is permited only if this is not a 14318 // version downgrade or if the predecessor package is marked as debuggable and 14319 // a downgrade is explicitly requested. 14320 // 14321 // On debuggable platform builds, downgrades are permitted even for 14322 // non-debuggable packages to make testing easier. Debuggable platform builds do 14323 // not offer security guarantees and thus it's OK to disable some security 14324 // mechanisms to make debugging/testing easier on those builds. However, even on 14325 // debuggable builds downgrades of packages are permitted only if requested via 14326 // installFlags. This is because we aim to keep the behavior of debuggable 14327 // platform builds as close as possible to the behavior of non-debuggable 14328 // platform builds. 14329 final boolean downgradeRequested = 14330 (installFlags & PackageManager.INSTALL_ALLOW_DOWNGRADE) != 0; 14331 final boolean packageDebuggable = 14332 (dataOwnerPkg.applicationInfo.flags 14333 & ApplicationInfo.FLAG_DEBUGGABLE) != 0; 14334 final boolean downgradePermitted = 14335 (downgradeRequested) && ((Build.IS_DEBUGGABLE) || (packageDebuggable)); 14336 if (!downgradePermitted) { 14337 try { 14338 checkDowngrade(dataOwnerPkg, pkgLite); 14339 } catch (PackageManagerException e) { 14340 Slog.w(TAG, "Downgrade detected: " + e.getMessage()); 14341 return PackageHelper.RECOMMEND_FAILED_VERSION_DOWNGRADE; 14342 } 14343 } 14344 } 14345 14346 if (installedPkg != null) { 14347 if ((installFlags & PackageManager.INSTALL_REPLACE_EXISTING) != 0) { 14348 // Check for updated system application. 14349 if ((installedPkg.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) != 0) { 14350 if (onSd) { 14351 Slog.w(TAG, "Cannot install update to system app on sdcard"); 14352 return PackageHelper.RECOMMEND_FAILED_INVALID_LOCATION; 14353 } 14354 return PackageHelper.RECOMMEND_INSTALL_INTERNAL; 14355 } else { 14356 if (onSd) { 14357 // Install flag overrides everything. 14358 return PackageHelper.RECOMMEND_INSTALL_EXTERNAL; 14359 } 14360 // If current upgrade specifies particular preference 14361 if (installLocation == PackageInfo.INSTALL_LOCATION_INTERNAL_ONLY) { 14362 // Application explicitly specified internal. 14363 return PackageHelper.RECOMMEND_INSTALL_INTERNAL; 14364 } else if (installLocation == PackageInfo.INSTALL_LOCATION_PREFER_EXTERNAL) { 14365 // App explictly prefers external. Let policy decide 14366 } else { 14367 // Prefer previous location 14368 if (isExternal(installedPkg)) { 14369 return PackageHelper.RECOMMEND_INSTALL_EXTERNAL; 14370 } 14371 return PackageHelper.RECOMMEND_INSTALL_INTERNAL; 14372 } 14373 } 14374 } else { 14375 // Invalid install. Return error code 14376 return PackageHelper.RECOMMEND_FAILED_ALREADY_EXISTS; 14377 } 14378 } 14379 } 14380 // All the special cases have been taken care of. 14381 // Return result based on recommended install location. 14382 if (onSd) { 14383 return PackageHelper.RECOMMEND_INSTALL_EXTERNAL; 14384 } 14385 return pkgLite.recommendedInstallLocation; 14386 } 14387 14388 /* 14389 * Invoke remote method to get package information and install 14390 * location values. Override install location based on default 14391 * policy if needed and then create install arguments based 14392 * on the install location. 14393 */ 14394 public void handleStartCopy() throws RemoteException { 14395 int ret = PackageManager.INSTALL_SUCCEEDED; 14396 14397 // If we're already staged, we've firmly committed to an install location 14398 if (origin.staged) { 14399 if (origin.file != null) { 14400 installFlags |= PackageManager.INSTALL_INTERNAL; 14401 installFlags &= ~PackageManager.INSTALL_EXTERNAL; 14402 } else if (origin.cid != null) { 14403 installFlags |= PackageManager.INSTALL_EXTERNAL; 14404 installFlags &= ~PackageManager.INSTALL_INTERNAL; 14405 } else { 14406 throw new IllegalStateException("Invalid stage location"); 14407 } 14408 } 14409 14410 final boolean onSd = (installFlags & PackageManager.INSTALL_EXTERNAL) != 0; 14411 final boolean onInt = (installFlags & PackageManager.INSTALL_INTERNAL) != 0; 14412 final boolean ephemeral = (installFlags & PackageManager.INSTALL_EPHEMERAL) != 0; 14413 PackageInfoLite pkgLite = null; 14414 14415 if (onInt && onSd) { 14416 // Check if both bits are set. 14417 Slog.w(TAG, "Conflicting flags specified for installing on both internal and external"); 14418 ret = PackageManager.INSTALL_FAILED_INVALID_INSTALL_LOCATION; 14419 } else if (onSd && ephemeral) { 14420 Slog.w(TAG, "Conflicting flags specified for installing ephemeral on external"); 14421 ret = PackageManager.INSTALL_FAILED_INVALID_INSTALL_LOCATION; 14422 } else { 14423 pkgLite = mContainerService.getMinimalPackageInfo(origin.resolvedPath, installFlags, 14424 packageAbiOverride); 14425 14426 if (DEBUG_EPHEMERAL && ephemeral) { 14427 Slog.v(TAG, "pkgLite for install: " + pkgLite); 14428 } 14429 14430 /* 14431 * If we have too little free space, try to free cache 14432 * before giving up. 14433 */ 14434 if (!origin.staged && pkgLite.recommendedInstallLocation 14435 == PackageHelper.RECOMMEND_FAILED_INSUFFICIENT_STORAGE) { 14436 // TODO: focus freeing disk space on the target device 14437 final StorageManager storage = StorageManager.from(mContext); 14438 final long lowThreshold = storage.getStorageLowBytes( 14439 Environment.getDataDirectory()); 14440 14441 final long sizeBytes = mContainerService.calculateInstalledSize( 14442 origin.resolvedPath, isForwardLocked(), packageAbiOverride); 14443 14444 try { 14445 mInstaller.freeCache(null, sizeBytes + lowThreshold, 0); 14446 pkgLite = mContainerService.getMinimalPackageInfo(origin.resolvedPath, 14447 installFlags, packageAbiOverride); 14448 } catch (InstallerException e) { 14449 Slog.w(TAG, "Failed to free cache", e); 14450 } 14451 14452 /* 14453 * The cache free must have deleted the file we 14454 * downloaded to install. 14455 * 14456 * TODO: fix the "freeCache" call to not delete 14457 * the file we care about. 14458 */ 14459 if (pkgLite.recommendedInstallLocation 14460 == PackageHelper.RECOMMEND_FAILED_INVALID_URI) { 14461 pkgLite.recommendedInstallLocation 14462 = PackageHelper.RECOMMEND_FAILED_INSUFFICIENT_STORAGE; 14463 } 14464 } 14465 } 14466 14467 if (ret == PackageManager.INSTALL_SUCCEEDED) { 14468 int loc = pkgLite.recommendedInstallLocation; 14469 if (loc == PackageHelper.RECOMMEND_FAILED_INVALID_LOCATION) { 14470 ret = PackageManager.INSTALL_FAILED_INVALID_INSTALL_LOCATION; 14471 } else if (loc == PackageHelper.RECOMMEND_FAILED_ALREADY_EXISTS) { 14472 ret = PackageManager.INSTALL_FAILED_ALREADY_EXISTS; 14473 } else if (loc == PackageHelper.RECOMMEND_FAILED_INSUFFICIENT_STORAGE) { 14474 ret = PackageManager.INSTALL_FAILED_INSUFFICIENT_STORAGE; 14475 } else if (loc == PackageHelper.RECOMMEND_FAILED_INVALID_APK) { 14476 ret = PackageManager.INSTALL_FAILED_INVALID_APK; 14477 } else if (loc == PackageHelper.RECOMMEND_FAILED_INVALID_URI) { 14478 ret = PackageManager.INSTALL_FAILED_INVALID_URI; 14479 } else if (loc == PackageHelper.RECOMMEND_MEDIA_UNAVAILABLE) { 14480 ret = PackageManager.INSTALL_FAILED_MEDIA_UNAVAILABLE; 14481 } else { 14482 // Override with defaults if needed. 14483 loc = installLocationPolicy(pkgLite); 14484 if (loc == PackageHelper.RECOMMEND_FAILED_VERSION_DOWNGRADE) { 14485 ret = PackageManager.INSTALL_FAILED_VERSION_DOWNGRADE; 14486 } else if (!onSd && !onInt) { 14487 // Override install location with flags 14488 if (loc == PackageHelper.RECOMMEND_INSTALL_EXTERNAL) { 14489 // Set the flag to install on external media. 14490 installFlags |= PackageManager.INSTALL_EXTERNAL; 14491 installFlags &= ~PackageManager.INSTALL_INTERNAL; 14492 } else if (loc == PackageHelper.RECOMMEND_INSTALL_EPHEMERAL) { 14493 if (DEBUG_EPHEMERAL) { 14494 Slog.v(TAG, "...setting INSTALL_EPHEMERAL install flag"); 14495 } 14496 installFlags |= PackageManager.INSTALL_EPHEMERAL; 14497 installFlags &= ~(PackageManager.INSTALL_EXTERNAL 14498 |PackageManager.INSTALL_INTERNAL); 14499 } else { 14500 // Make sure the flag for installing on external 14501 // media is unset 14502 installFlags |= PackageManager.INSTALL_INTERNAL; 14503 installFlags &= ~PackageManager.INSTALL_EXTERNAL; 14504 } 14505 } 14506 } 14507 } 14508 14509 final InstallArgs args = createInstallArgs(this); 14510 mArgs = args; 14511 14512 if (ret == PackageManager.INSTALL_SUCCEEDED) { 14513 // TODO: http://b/22976637 14514 // Apps installed for "all" users use the device owner to verify the app 14515 UserHandle verifierUser = getUser(); 14516 if (verifierUser == UserHandle.ALL) { 14517 verifierUser = UserHandle.SYSTEM; 14518 } 14519 14520 /* 14521 * Determine if we have any installed package verifiers. If we 14522 * do, then we'll defer to them to verify the packages. 14523 */ 14524 final int requiredUid = mRequiredVerifierPackage == null ? -1 14525 : getPackageUid(mRequiredVerifierPackage, MATCH_DEBUG_TRIAGED_MISSING, 14526 verifierUser.getIdentifier()); 14527 if (!origin.existing && requiredUid != -1 14528 && isVerificationEnabled(verifierUser.getIdentifier(), installFlags)) { 14529 final Intent verification = new Intent( 14530 Intent.ACTION_PACKAGE_NEEDS_VERIFICATION); 14531 verification.addFlags(Intent.FLAG_RECEIVER_FOREGROUND); 14532 verification.setDataAndType(Uri.fromFile(new File(origin.resolvedPath)), 14533 PACKAGE_MIME_TYPE); 14534 verification.addFlags(Intent.FLAG_GRANT_READ_URI_PERMISSION); 14535 14536 // Query all live verifiers based on current user state 14537 final List<ResolveInfo> receivers = queryIntentReceiversInternal(verification, 14538 PACKAGE_MIME_TYPE, 0, verifierUser.getIdentifier()); 14539 14540 if (DEBUG_VERIFY) { 14541 Slog.d(TAG, "Found " + receivers.size() + " verifiers for intent " 14542 + verification.toString() + " with " + pkgLite.verifiers.length 14543 + " optional verifiers"); 14544 } 14545 14546 final int verificationId = mPendingVerificationToken++; 14547 14548 verification.putExtra(PackageManager.EXTRA_VERIFICATION_ID, verificationId); 14549 14550 verification.putExtra(PackageManager.EXTRA_VERIFICATION_INSTALLER_PACKAGE, 14551 installerPackageName); 14552 14553 verification.putExtra(PackageManager.EXTRA_VERIFICATION_INSTALL_FLAGS, 14554 installFlags); 14555 14556 verification.putExtra(PackageManager.EXTRA_VERIFICATION_PACKAGE_NAME, 14557 pkgLite.packageName); 14558 14559 verification.putExtra(PackageManager.EXTRA_VERIFICATION_VERSION_CODE, 14560 pkgLite.versionCode); 14561 14562 if (verificationInfo != null) { 14563 if (verificationInfo.originatingUri != null) { 14564 verification.putExtra(Intent.EXTRA_ORIGINATING_URI, 14565 verificationInfo.originatingUri); 14566 } 14567 if (verificationInfo.referrer != null) { 14568 verification.putExtra(Intent.EXTRA_REFERRER, 14569 verificationInfo.referrer); 14570 } 14571 if (verificationInfo.originatingUid >= 0) { 14572 verification.putExtra(Intent.EXTRA_ORIGINATING_UID, 14573 verificationInfo.originatingUid); 14574 } 14575 if (verificationInfo.installerUid >= 0) { 14576 verification.putExtra(PackageManager.EXTRA_VERIFICATION_INSTALLER_UID, 14577 verificationInfo.installerUid); 14578 } 14579 } 14580 14581 final PackageVerificationState verificationState = new PackageVerificationState( 14582 requiredUid, args); 14583 14584 mPendingVerification.append(verificationId, verificationState); 14585 14586 final List<ComponentName> sufficientVerifiers = matchVerifiers(pkgLite, 14587 receivers, verificationState); 14588 14589 /* 14590 * If any sufficient verifiers were listed in the package 14591 * manifest, attempt to ask them. 14592 */ 14593 if (sufficientVerifiers != null) { 14594 final int N = sufficientVerifiers.size(); 14595 if (N == 0) { 14596 Slog.i(TAG, "Additional verifiers required, but none installed."); 14597 ret = PackageManager.INSTALL_FAILED_VERIFICATION_FAILURE; 14598 } else { 14599 for (int i = 0; i < N; i++) { 14600 final ComponentName verifierComponent = sufficientVerifiers.get(i); 14601 14602 final Intent sufficientIntent = new Intent(verification); 14603 sufficientIntent.setComponent(verifierComponent); 14604 mContext.sendBroadcastAsUser(sufficientIntent, verifierUser); 14605 } 14606 } 14607 } 14608 14609 final ComponentName requiredVerifierComponent = matchComponentForVerifier( 14610 mRequiredVerifierPackage, receivers); 14611 if (ret == PackageManager.INSTALL_SUCCEEDED 14612 && mRequiredVerifierPackage != null) { 14613 Trace.asyncTraceBegin( 14614 TRACE_TAG_PACKAGE_MANAGER, "verification", verificationId); 14615 /* 14616 * Send the intent to the required verification agent, 14617 * but only start the verification timeout after the 14618 * target BroadcastReceivers have run. 14619 */ 14620 verification.setComponent(requiredVerifierComponent); 14621 mContext.sendOrderedBroadcastAsUser(verification, verifierUser, 14622 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 14623 new BroadcastReceiver() { 14624 @Override 14625 public void onReceive(Context context, Intent intent) { 14626 final Message msg = mHandler 14627 .obtainMessage(CHECK_PENDING_VERIFICATION); 14628 msg.arg1 = verificationId; 14629 mHandler.sendMessageDelayed(msg, getVerificationTimeout()); 14630 } 14631 }, null, 0, null, null); 14632 14633 /* 14634 * We don't want the copy to proceed until verification 14635 * succeeds, so null out this field. 14636 */ 14637 mArgs = null; 14638 } 14639 } else { 14640 /* 14641 * No package verification is enabled, so immediately start 14642 * the remote call to initiate copy using temporary file. 14643 */ 14644 ret = args.copyApk(mContainerService, true); 14645 } 14646 } 14647 14648 mRet = ret; 14649 } 14650 14651 @Override 14652 void handleReturnCode() { 14653 // If mArgs is null, then MCS couldn't be reached. When it 14654 // reconnects, it will try again to install. At that point, this 14655 // will succeed. 14656 if (mArgs != null) { 14657 processPendingInstall(mArgs, mRet); 14658 } 14659 } 14660 14661 @Override 14662 void handleServiceError() { 14663 mArgs = createInstallArgs(this); 14664 mRet = PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 14665 } 14666 14667 public boolean isForwardLocked() { 14668 return (installFlags & PackageManager.INSTALL_FORWARD_LOCK) != 0; 14669 } 14670 } 14671 14672 /** 14673 * Used during creation of InstallArgs 14674 * 14675 * @param installFlags package installation flags 14676 * @return true if should be installed on external storage 14677 */ 14678 private static boolean installOnExternalAsec(int installFlags) { 14679 if ((installFlags & PackageManager.INSTALL_INTERNAL) != 0) { 14680 return false; 14681 } 14682 if ((installFlags & PackageManager.INSTALL_EXTERNAL) != 0) { 14683 return true; 14684 } 14685 return false; 14686 } 14687 14688 /** 14689 * Used during creation of InstallArgs 14690 * 14691 * @param installFlags package installation flags 14692 * @return true if should be installed as forward locked 14693 */ 14694 private static boolean installForwardLocked(int installFlags) { 14695 return (installFlags & PackageManager.INSTALL_FORWARD_LOCK) != 0; 14696 } 14697 14698 private InstallArgs createInstallArgs(InstallParams params) { 14699 if (params.move != null) { 14700 return new MoveInstallArgs(params); 14701 } else if (installOnExternalAsec(params.installFlags) || params.isForwardLocked()) { 14702 return new AsecInstallArgs(params); 14703 } else { 14704 return new FileInstallArgs(params); 14705 } 14706 } 14707 14708 /** 14709 * Create args that describe an existing installed package. Typically used 14710 * when cleaning up old installs, or used as a move source. 14711 */ 14712 private InstallArgs createInstallArgsForExisting(int installFlags, String codePath, 14713 String resourcePath, String[] instructionSets) { 14714 final boolean isInAsec; 14715 if (installOnExternalAsec(installFlags)) { 14716 /* Apps on SD card are always in ASEC containers. */ 14717 isInAsec = true; 14718 } else if (installForwardLocked(installFlags) 14719 && !codePath.startsWith(mDrmAppPrivateInstallDir.getAbsolutePath())) { 14720 /* 14721 * Forward-locked apps are only in ASEC containers if they're the 14722 * new style 14723 */ 14724 isInAsec = true; 14725 } else { 14726 isInAsec = false; 14727 } 14728 14729 if (isInAsec) { 14730 return new AsecInstallArgs(codePath, instructionSets, 14731 installOnExternalAsec(installFlags), installForwardLocked(installFlags)); 14732 } else { 14733 return new FileInstallArgs(codePath, resourcePath, instructionSets); 14734 } 14735 } 14736 14737 static abstract class InstallArgs { 14738 /** @see InstallParams#origin */ 14739 final OriginInfo origin; 14740 /** @see InstallParams#move */ 14741 final MoveInfo move; 14742 14743 final IPackageInstallObserver2 observer; 14744 // Always refers to PackageManager flags only 14745 final int installFlags; 14746 final String installerPackageName; 14747 final String volumeUuid; 14748 final UserHandle user; 14749 final String abiOverride; 14750 final String[] installGrantPermissions; 14751 /** If non-null, drop an async trace when the install completes */ 14752 final String traceMethod; 14753 final int traceCookie; 14754 final Certificate[][] certificates; 14755 final int installReason; 14756 14757 // The list of instruction sets supported by this app. This is currently 14758 // only used during the rmdex() phase to clean up resources. We can get rid of this 14759 // if we move dex files under the common app path. 14760 /* nullable */ String[] instructionSets; 14761 14762 InstallArgs(OriginInfo origin, MoveInfo move, IPackageInstallObserver2 observer, 14763 int installFlags, String installerPackageName, String volumeUuid, 14764 UserHandle user, String[] instructionSets, 14765 String abiOverride, String[] installGrantPermissions, 14766 String traceMethod, int traceCookie, Certificate[][] certificates, 14767 int installReason) { 14768 this.origin = origin; 14769 this.move = move; 14770 this.installFlags = installFlags; 14771 this.observer = observer; 14772 this.installerPackageName = installerPackageName; 14773 this.volumeUuid = volumeUuid; 14774 this.user = user; 14775 this.instructionSets = instructionSets; 14776 this.abiOverride = abiOverride; 14777 this.installGrantPermissions = installGrantPermissions; 14778 this.traceMethod = traceMethod; 14779 this.traceCookie = traceCookie; 14780 this.certificates = certificates; 14781 this.installReason = installReason; 14782 } 14783 14784 abstract int copyApk(IMediaContainerService imcs, boolean temp) throws RemoteException; 14785 abstract int doPreInstall(int status); 14786 14787 /** 14788 * Rename package into final resting place. All paths on the given 14789 * scanned package should be updated to reflect the rename. 14790 */ 14791 abstract boolean doRename(int status, PackageParser.Package pkg, String oldCodePath); 14792 abstract int doPostInstall(int status, int uid); 14793 14794 /** @see PackageSettingBase#codePathString */ 14795 abstract String getCodePath(); 14796 /** @see PackageSettingBase#resourcePathString */ 14797 abstract String getResourcePath(); 14798 14799 // Need installer lock especially for dex file removal. 14800 abstract void cleanUpResourcesLI(); 14801 abstract boolean doPostDeleteLI(boolean delete); 14802 14803 /** 14804 * Called before the source arguments are copied. This is used mostly 14805 * for MoveParams when it needs to read the source file to put it in the 14806 * destination. 14807 */ 14808 int doPreCopy() { 14809 return PackageManager.INSTALL_SUCCEEDED; 14810 } 14811 14812 /** 14813 * Called after the source arguments are copied. This is used mostly for 14814 * MoveParams when it needs to read the source file to put it in the 14815 * destination. 14816 */ 14817 int doPostCopy(int uid) { 14818 return PackageManager.INSTALL_SUCCEEDED; 14819 } 14820 14821 protected boolean isFwdLocked() { 14822 return (installFlags & PackageManager.INSTALL_FORWARD_LOCK) != 0; 14823 } 14824 14825 protected boolean isExternalAsec() { 14826 return (installFlags & PackageManager.INSTALL_EXTERNAL) != 0; 14827 } 14828 14829 protected boolean isEphemeral() { 14830 return (installFlags & PackageManager.INSTALL_EPHEMERAL) != 0; 14831 } 14832 14833 UserHandle getUser() { 14834 return user; 14835 } 14836 } 14837 14838 private void removeDexFiles(List<String> allCodePaths, String[] instructionSets) { 14839 if (!allCodePaths.isEmpty()) { 14840 if (instructionSets == null) { 14841 throw new IllegalStateException("instructionSet == null"); 14842 } 14843 String[] dexCodeInstructionSets = getDexCodeInstructionSets(instructionSets); 14844 for (String codePath : allCodePaths) { 14845 for (String dexCodeInstructionSet : dexCodeInstructionSets) { 14846 try { 14847 mInstaller.rmdex(codePath, dexCodeInstructionSet); 14848 } catch (InstallerException ignored) { 14849 } 14850 } 14851 } 14852 } 14853 } 14854 14855 /** 14856 * Logic to handle installation of non-ASEC applications, including copying 14857 * and renaming logic. 14858 */ 14859 class FileInstallArgs extends InstallArgs { 14860 private File codeFile; 14861 private File resourceFile; 14862 14863 // Example topology: 14864 // /data/app/com.example/base.apk 14865 // /data/app/com.example/split_foo.apk 14866 // /data/app/com.example/lib/arm/libfoo.so 14867 // /data/app/com.example/lib/arm64/libfoo.so 14868 // /data/app/com.example/dalvik/arm/base.apk@classes.dex 14869 14870 /** New install */ 14871 FileInstallArgs(InstallParams params) { 14872 super(params.origin, params.move, params.observer, params.installFlags, 14873 params.installerPackageName, params.volumeUuid, 14874 params.getUser(), null /*instructionSets*/, params.packageAbiOverride, 14875 params.grantedRuntimePermissions, 14876 params.traceMethod, params.traceCookie, params.certificates, 14877 params.installReason); 14878 if (isFwdLocked()) { 14879 throw new IllegalArgumentException("Forward locking only supported in ASEC"); 14880 } 14881 } 14882 14883 /** Existing install */ 14884 FileInstallArgs(String codePath, String resourcePath, String[] instructionSets) { 14885 super(OriginInfo.fromNothing(), null, null, 0, null, null, null, instructionSets, 14886 null, null, null, 0, null /*certificates*/, 14887 PackageManager.INSTALL_REASON_UNKNOWN); 14888 this.codeFile = (codePath != null) ? new File(codePath) : null; 14889 this.resourceFile = (resourcePath != null) ? new File(resourcePath) : null; 14890 } 14891 14892 int copyApk(IMediaContainerService imcs, boolean temp) throws RemoteException { 14893 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "copyApk"); 14894 try { 14895 return doCopyApk(imcs, temp); 14896 } finally { 14897 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 14898 } 14899 } 14900 14901 private int doCopyApk(IMediaContainerService imcs, boolean temp) throws RemoteException { 14902 if (origin.staged) { 14903 if (DEBUG_INSTALL) Slog.d(TAG, origin.file + " already staged; skipping copy"); 14904 codeFile = origin.file; 14905 resourceFile = origin.file; 14906 return PackageManager.INSTALL_SUCCEEDED; 14907 } 14908 14909 try { 14910 final boolean isEphemeral = (installFlags & PackageManager.INSTALL_EPHEMERAL) != 0; 14911 final File tempDir = 14912 mInstallerService.allocateStageDirLegacy(volumeUuid, isEphemeral); 14913 codeFile = tempDir; 14914 resourceFile = tempDir; 14915 } catch (IOException e) { 14916 Slog.w(TAG, "Failed to create copy file: " + e); 14917 return PackageManager.INSTALL_FAILED_INSUFFICIENT_STORAGE; 14918 } 14919 14920 final IParcelFileDescriptorFactory target = new IParcelFileDescriptorFactory.Stub() { 14921 @Override 14922 public ParcelFileDescriptor open(String name, int mode) throws RemoteException { 14923 if (!FileUtils.isValidExtFilename(name)) { 14924 throw new IllegalArgumentException("Invalid filename: " + name); 14925 } 14926 try { 14927 final File file = new File(codeFile, name); 14928 final FileDescriptor fd = Os.open(file.getAbsolutePath(), 14929 O_RDWR | O_CREAT, 0644); 14930 Os.chmod(file.getAbsolutePath(), 0644); 14931 return new ParcelFileDescriptor(fd); 14932 } catch (ErrnoException e) { 14933 throw new RemoteException("Failed to open: " + e.getMessage()); 14934 } 14935 } 14936 }; 14937 14938 int ret = PackageManager.INSTALL_SUCCEEDED; 14939 ret = imcs.copyPackage(origin.file.getAbsolutePath(), target); 14940 if (ret != PackageManager.INSTALL_SUCCEEDED) { 14941 Slog.e(TAG, "Failed to copy package"); 14942 return ret; 14943 } 14944 14945 final File libraryRoot = new File(codeFile, LIB_DIR_NAME); 14946 NativeLibraryHelper.Handle handle = null; 14947 try { 14948 handle = NativeLibraryHelper.Handle.create(codeFile); 14949 ret = NativeLibraryHelper.copyNativeBinariesWithOverride(handle, libraryRoot, 14950 abiOverride); 14951 } catch (IOException e) { 14952 Slog.e(TAG, "Copying native libraries failed", e); 14953 ret = PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 14954 } finally { 14955 IoUtils.closeQuietly(handle); 14956 } 14957 14958 return ret; 14959 } 14960 14961 int doPreInstall(int status) { 14962 if (status != PackageManager.INSTALL_SUCCEEDED) { 14963 cleanUp(); 14964 } 14965 return status; 14966 } 14967 14968 boolean doRename(int status, PackageParser.Package pkg, String oldCodePath) { 14969 if (status != PackageManager.INSTALL_SUCCEEDED) { 14970 cleanUp(); 14971 return false; 14972 } 14973 14974 final File targetDir = codeFile.getParentFile(); 14975 final File beforeCodeFile = codeFile; 14976 final File afterCodeFile = getNextCodePath(targetDir, pkg.packageName); 14977 14978 if (DEBUG_INSTALL) Slog.d(TAG, "Renaming " + beforeCodeFile + " to " + afterCodeFile); 14979 try { 14980 Os.rename(beforeCodeFile.getAbsolutePath(), afterCodeFile.getAbsolutePath()); 14981 } catch (ErrnoException e) { 14982 Slog.w(TAG, "Failed to rename", e); 14983 return false; 14984 } 14985 14986 if (!SELinux.restoreconRecursive(afterCodeFile)) { 14987 Slog.w(TAG, "Failed to restorecon"); 14988 return false; 14989 } 14990 14991 // Reflect the rename internally 14992 codeFile = afterCodeFile; 14993 resourceFile = afterCodeFile; 14994 14995 // Reflect the rename in scanned details 14996 pkg.setCodePath(afterCodeFile.getAbsolutePath()); 14997 pkg.setBaseCodePath(FileUtils.rewriteAfterRename(beforeCodeFile, 14998 afterCodeFile, pkg.baseCodePath)); 14999 pkg.setSplitCodePaths(FileUtils.rewriteAfterRename(beforeCodeFile, 15000 afterCodeFile, pkg.splitCodePaths)); 15001 15002 // Reflect the rename in app info 15003 pkg.setApplicationVolumeUuid(pkg.volumeUuid); 15004 pkg.setApplicationInfoCodePath(pkg.codePath); 15005 pkg.setApplicationInfoBaseCodePath(pkg.baseCodePath); 15006 pkg.setApplicationInfoSplitCodePaths(pkg.splitCodePaths); 15007 pkg.setApplicationInfoResourcePath(pkg.codePath); 15008 pkg.setApplicationInfoBaseResourcePath(pkg.baseCodePath); 15009 pkg.setApplicationInfoSplitResourcePaths(pkg.splitCodePaths); 15010 15011 return true; 15012 } 15013 15014 int doPostInstall(int status, int uid) { 15015 if (status != PackageManager.INSTALL_SUCCEEDED) { 15016 cleanUp(); 15017 } 15018 return status; 15019 } 15020 15021 @Override 15022 String getCodePath() { 15023 return (codeFile != null) ? codeFile.getAbsolutePath() : null; 15024 } 15025 15026 @Override 15027 String getResourcePath() { 15028 return (resourceFile != null) ? resourceFile.getAbsolutePath() : null; 15029 } 15030 15031 private boolean cleanUp() { 15032 if (codeFile == null || !codeFile.exists()) { 15033 return false; 15034 } 15035 15036 removeCodePathLI(codeFile); 15037 15038 if (resourceFile != null && !FileUtils.contains(codeFile, resourceFile)) { 15039 resourceFile.delete(); 15040 } 15041 15042 return true; 15043 } 15044 15045 void cleanUpResourcesLI() { 15046 // Try enumerating all code paths before deleting 15047 List<String> allCodePaths = Collections.EMPTY_LIST; 15048 if (codeFile != null && codeFile.exists()) { 15049 try { 15050 final PackageLite pkg = PackageParser.parsePackageLite(codeFile, 0); 15051 allCodePaths = pkg.getAllCodePaths(); 15052 } catch (PackageParserException e) { 15053 // Ignored; we tried our best 15054 } 15055 } 15056 15057 cleanUp(); 15058 removeDexFiles(allCodePaths, instructionSets); 15059 } 15060 15061 boolean doPostDeleteLI(boolean delete) { 15062 // XXX err, shouldn't we respect the delete flag? 15063 cleanUpResourcesLI(); 15064 return true; 15065 } 15066 } 15067 15068 private boolean isAsecExternal(String cid) { 15069 final String asecPath = PackageHelper.getSdFilesystem(cid); 15070 return !asecPath.startsWith(mAsecInternalPath); 15071 } 15072 15073 private static void maybeThrowExceptionForMultiArchCopy(String message, int copyRet) throws 15074 PackageManagerException { 15075 if (copyRet < 0) { 15076 if (copyRet != PackageManager.NO_NATIVE_LIBRARIES && 15077 copyRet != PackageManager.INSTALL_FAILED_NO_MATCHING_ABIS) { 15078 throw new PackageManagerException(copyRet, message); 15079 } 15080 } 15081 } 15082 15083 /** 15084 * Extract the StorageManagerService "container ID" from the full code path of an 15085 * .apk. 15086 */ 15087 static String cidFromCodePath(String fullCodePath) { 15088 int eidx = fullCodePath.lastIndexOf("/"); 15089 String subStr1 = fullCodePath.substring(0, eidx); 15090 int sidx = subStr1.lastIndexOf("/"); 15091 return subStr1.substring(sidx+1, eidx); 15092 } 15093 15094 /** 15095 * Logic to handle installation of ASEC applications, including copying and 15096 * renaming logic. 15097 */ 15098 class AsecInstallArgs extends InstallArgs { 15099 static final String RES_FILE_NAME = "pkg.apk"; 15100 static final String PUBLIC_RES_FILE_NAME = "res.zip"; 15101 15102 String cid; 15103 String packagePath; 15104 String resourcePath; 15105 15106 /** New install */ 15107 AsecInstallArgs(InstallParams params) { 15108 super(params.origin, params.move, params.observer, params.installFlags, 15109 params.installerPackageName, params.volumeUuid, 15110 params.getUser(), null /* instruction sets */, params.packageAbiOverride, 15111 params.grantedRuntimePermissions, 15112 params.traceMethod, params.traceCookie, params.certificates, 15113 params.installReason); 15114 } 15115 15116 /** Existing install */ 15117 AsecInstallArgs(String fullCodePath, String[] instructionSets, 15118 boolean isExternal, boolean isForwardLocked) { 15119 super(OriginInfo.fromNothing(), null, null, (isExternal ? INSTALL_EXTERNAL : 0) 15120 | (isForwardLocked ? INSTALL_FORWARD_LOCK : 0), null, null, null, 15121 instructionSets, null, null, null, 0, null /*certificates*/, 15122 PackageManager.INSTALL_REASON_UNKNOWN); 15123 // Hackily pretend we're still looking at a full code path 15124 if (!fullCodePath.endsWith(RES_FILE_NAME)) { 15125 fullCodePath = new File(fullCodePath, RES_FILE_NAME).getAbsolutePath(); 15126 } 15127 15128 // Extract cid from fullCodePath 15129 int eidx = fullCodePath.lastIndexOf("/"); 15130 String subStr1 = fullCodePath.substring(0, eidx); 15131 int sidx = subStr1.lastIndexOf("/"); 15132 cid = subStr1.substring(sidx+1, eidx); 15133 setMountPath(subStr1); 15134 } 15135 15136 AsecInstallArgs(String cid, String[] instructionSets, boolean isForwardLocked) { 15137 super(OriginInfo.fromNothing(), null, null, (isAsecExternal(cid) ? INSTALL_EXTERNAL : 0) 15138 | (isForwardLocked ? INSTALL_FORWARD_LOCK : 0), null, null, null, 15139 instructionSets, null, null, null, 0, null /*certificates*/, 15140 PackageManager.INSTALL_REASON_UNKNOWN); 15141 this.cid = cid; 15142 setMountPath(PackageHelper.getSdDir(cid)); 15143 } 15144 15145 void createCopyFile() { 15146 cid = mInstallerService.allocateExternalStageCidLegacy(); 15147 } 15148 15149 int copyApk(IMediaContainerService imcs, boolean temp) throws RemoteException { 15150 if (origin.staged && origin.cid != null) { 15151 if (DEBUG_INSTALL) Slog.d(TAG, origin.cid + " already staged; skipping copy"); 15152 cid = origin.cid; 15153 setMountPath(PackageHelper.getSdDir(cid)); 15154 return PackageManager.INSTALL_SUCCEEDED; 15155 } 15156 15157 if (temp) { 15158 createCopyFile(); 15159 } else { 15160 /* 15161 * Pre-emptively destroy the container since it's destroyed if 15162 * copying fails due to it existing anyway. 15163 */ 15164 PackageHelper.destroySdDir(cid); 15165 } 15166 15167 final String newMountPath = imcs.copyPackageToContainer( 15168 origin.file.getAbsolutePath(), cid, getEncryptKey(), isExternalAsec(), 15169 isFwdLocked(), deriveAbiOverride(abiOverride, null /* settings */)); 15170 15171 if (newMountPath != null) { 15172 setMountPath(newMountPath); 15173 return PackageManager.INSTALL_SUCCEEDED; 15174 } else { 15175 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 15176 } 15177 } 15178 15179 @Override 15180 String getCodePath() { 15181 return packagePath; 15182 } 15183 15184 @Override 15185 String getResourcePath() { 15186 return resourcePath; 15187 } 15188 15189 int doPreInstall(int status) { 15190 if (status != PackageManager.INSTALL_SUCCEEDED) { 15191 // Destroy container 15192 PackageHelper.destroySdDir(cid); 15193 } else { 15194 boolean mounted = PackageHelper.isContainerMounted(cid); 15195 if (!mounted) { 15196 String newMountPath = PackageHelper.mountSdDir(cid, getEncryptKey(), 15197 Process.SYSTEM_UID); 15198 if (newMountPath != null) { 15199 setMountPath(newMountPath); 15200 } else { 15201 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 15202 } 15203 } 15204 } 15205 return status; 15206 } 15207 15208 boolean doRename(int status, PackageParser.Package pkg, String oldCodePath) { 15209 String newCacheId = getNextCodePath(oldCodePath, pkg.packageName, "/" + RES_FILE_NAME); 15210 String newMountPath = null; 15211 if (PackageHelper.isContainerMounted(cid)) { 15212 // Unmount the container 15213 if (!PackageHelper.unMountSdDir(cid)) { 15214 Slog.i(TAG, "Failed to unmount " + cid + " before renaming"); 15215 return false; 15216 } 15217 } 15218 if (!PackageHelper.renameSdDir(cid, newCacheId)) { 15219 Slog.e(TAG, "Failed to rename " + cid + " to " + newCacheId + 15220 " which might be stale. Will try to clean up."); 15221 // Clean up the stale container and proceed to recreate. 15222 if (!PackageHelper.destroySdDir(newCacheId)) { 15223 Slog.e(TAG, "Very strange. Cannot clean up stale container " + newCacheId); 15224 return false; 15225 } 15226 // Successfully cleaned up stale container. Try to rename again. 15227 if (!PackageHelper.renameSdDir(cid, newCacheId)) { 15228 Slog.e(TAG, "Failed to rename " + cid + " to " + newCacheId 15229 + " inspite of cleaning it up."); 15230 return false; 15231 } 15232 } 15233 if (!PackageHelper.isContainerMounted(newCacheId)) { 15234 Slog.w(TAG, "Mounting container " + newCacheId); 15235 newMountPath = PackageHelper.mountSdDir(newCacheId, 15236 getEncryptKey(), Process.SYSTEM_UID); 15237 } else { 15238 newMountPath = PackageHelper.getSdDir(newCacheId); 15239 } 15240 if (newMountPath == null) { 15241 Slog.w(TAG, "Failed to get cache path for " + newCacheId); 15242 return false; 15243 } 15244 Log.i(TAG, "Succesfully renamed " + cid + 15245 " to " + newCacheId + 15246 " at new path: " + newMountPath); 15247 cid = newCacheId; 15248 15249 final File beforeCodeFile = new File(packagePath); 15250 setMountPath(newMountPath); 15251 final File afterCodeFile = new File(packagePath); 15252 15253 // Reflect the rename in scanned details 15254 pkg.setCodePath(afterCodeFile.getAbsolutePath()); 15255 pkg.setBaseCodePath(FileUtils.rewriteAfterRename(beforeCodeFile, 15256 afterCodeFile, pkg.baseCodePath)); 15257 pkg.setSplitCodePaths(FileUtils.rewriteAfterRename(beforeCodeFile, 15258 afterCodeFile, pkg.splitCodePaths)); 15259 15260 // Reflect the rename in app info 15261 pkg.setApplicationVolumeUuid(pkg.volumeUuid); 15262 pkg.setApplicationInfoCodePath(pkg.codePath); 15263 pkg.setApplicationInfoBaseCodePath(pkg.baseCodePath); 15264 pkg.setApplicationInfoSplitCodePaths(pkg.splitCodePaths); 15265 pkg.setApplicationInfoResourcePath(pkg.codePath); 15266 pkg.setApplicationInfoBaseResourcePath(pkg.baseCodePath); 15267 pkg.setApplicationInfoSplitResourcePaths(pkg.splitCodePaths); 15268 15269 return true; 15270 } 15271 15272 private void setMountPath(String mountPath) { 15273 final File mountFile = new File(mountPath); 15274 15275 final File monolithicFile = new File(mountFile, RES_FILE_NAME); 15276 if (monolithicFile.exists()) { 15277 packagePath = monolithicFile.getAbsolutePath(); 15278 if (isFwdLocked()) { 15279 resourcePath = new File(mountFile, PUBLIC_RES_FILE_NAME).getAbsolutePath(); 15280 } else { 15281 resourcePath = packagePath; 15282 } 15283 } else { 15284 packagePath = mountFile.getAbsolutePath(); 15285 resourcePath = packagePath; 15286 } 15287 } 15288 15289 int doPostInstall(int status, int uid) { 15290 if (status != PackageManager.INSTALL_SUCCEEDED) { 15291 cleanUp(); 15292 } else { 15293 final int groupOwner; 15294 final String protectedFile; 15295 if (isFwdLocked()) { 15296 groupOwner = UserHandle.getSharedAppGid(uid); 15297 protectedFile = RES_FILE_NAME; 15298 } else { 15299 groupOwner = -1; 15300 protectedFile = null; 15301 } 15302 15303 if (uid < Process.FIRST_APPLICATION_UID 15304 || !PackageHelper.fixSdPermissions(cid, groupOwner, protectedFile)) { 15305 Slog.e(TAG, "Failed to finalize " + cid); 15306 PackageHelper.destroySdDir(cid); 15307 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 15308 } 15309 15310 boolean mounted = PackageHelper.isContainerMounted(cid); 15311 if (!mounted) { 15312 PackageHelper.mountSdDir(cid, getEncryptKey(), Process.myUid()); 15313 } 15314 } 15315 return status; 15316 } 15317 15318 private void cleanUp() { 15319 if (DEBUG_SD_INSTALL) Slog.i(TAG, "cleanUp"); 15320 15321 // Destroy secure container 15322 PackageHelper.destroySdDir(cid); 15323 } 15324 15325 private List<String> getAllCodePaths() { 15326 final File codeFile = new File(getCodePath()); 15327 if (codeFile != null && codeFile.exists()) { 15328 try { 15329 final PackageLite pkg = PackageParser.parsePackageLite(codeFile, 0); 15330 return pkg.getAllCodePaths(); 15331 } catch (PackageParserException e) { 15332 // Ignored; we tried our best 15333 } 15334 } 15335 return Collections.EMPTY_LIST; 15336 } 15337 15338 void cleanUpResourcesLI() { 15339 // Enumerate all code paths before deleting 15340 cleanUpResourcesLI(getAllCodePaths()); 15341 } 15342 15343 private void cleanUpResourcesLI(List<String> allCodePaths) { 15344 cleanUp(); 15345 removeDexFiles(allCodePaths, instructionSets); 15346 } 15347 15348 String getPackageName() { 15349 return getAsecPackageName(cid); 15350 } 15351 15352 boolean doPostDeleteLI(boolean delete) { 15353 if (DEBUG_SD_INSTALL) Slog.i(TAG, "doPostDeleteLI() del=" + delete); 15354 final List<String> allCodePaths = getAllCodePaths(); 15355 boolean mounted = PackageHelper.isContainerMounted(cid); 15356 if (mounted) { 15357 // Unmount first 15358 if (PackageHelper.unMountSdDir(cid)) { 15359 mounted = false; 15360 } 15361 } 15362 if (!mounted && delete) { 15363 cleanUpResourcesLI(allCodePaths); 15364 } 15365 return !mounted; 15366 } 15367 15368 @Override 15369 int doPreCopy() { 15370 if (isFwdLocked()) { 15371 if (!PackageHelper.fixSdPermissions(cid, getPackageUid(DEFAULT_CONTAINER_PACKAGE, 15372 MATCH_SYSTEM_ONLY, UserHandle.USER_SYSTEM), RES_FILE_NAME)) { 15373 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 15374 } 15375 } 15376 15377 return PackageManager.INSTALL_SUCCEEDED; 15378 } 15379 15380 @Override 15381 int doPostCopy(int uid) { 15382 if (isFwdLocked()) { 15383 if (uid < Process.FIRST_APPLICATION_UID 15384 || !PackageHelper.fixSdPermissions(cid, UserHandle.getSharedAppGid(uid), 15385 RES_FILE_NAME)) { 15386 Slog.e(TAG, "Failed to finalize " + cid); 15387 PackageHelper.destroySdDir(cid); 15388 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 15389 } 15390 } 15391 15392 return PackageManager.INSTALL_SUCCEEDED; 15393 } 15394 } 15395 15396 /** 15397 * Logic to handle movement of existing installed applications. 15398 */ 15399 class MoveInstallArgs extends InstallArgs { 15400 private File codeFile; 15401 private File resourceFile; 15402 15403 /** New install */ 15404 MoveInstallArgs(InstallParams params) { 15405 super(params.origin, params.move, params.observer, params.installFlags, 15406 params.installerPackageName, params.volumeUuid, 15407 params.getUser(), null /* instruction sets */, params.packageAbiOverride, 15408 params.grantedRuntimePermissions, 15409 params.traceMethod, params.traceCookie, params.certificates, 15410 params.installReason); 15411 } 15412 15413 int copyApk(IMediaContainerService imcs, boolean temp) { 15414 if (DEBUG_INSTALL) Slog.d(TAG, "Moving " + move.packageName + " from " 15415 + move.fromUuid + " to " + move.toUuid); 15416 synchronized (mInstaller) { 15417 try { 15418 mInstaller.moveCompleteApp(move.fromUuid, move.toUuid, move.packageName, 15419 move.dataAppName, move.appId, move.seinfo, move.targetSdkVersion); 15420 } catch (InstallerException e) { 15421 Slog.w(TAG, "Failed to move app", e); 15422 return PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 15423 } 15424 } 15425 15426 codeFile = new File(Environment.getDataAppDirectory(move.toUuid), move.dataAppName); 15427 resourceFile = codeFile; 15428 if (DEBUG_INSTALL) Slog.d(TAG, "codeFile after move is " + codeFile); 15429 15430 return PackageManager.INSTALL_SUCCEEDED; 15431 } 15432 15433 int doPreInstall(int status) { 15434 if (status != PackageManager.INSTALL_SUCCEEDED) { 15435 cleanUp(move.toUuid); 15436 } 15437 return status; 15438 } 15439 15440 boolean doRename(int status, PackageParser.Package pkg, String oldCodePath) { 15441 if (status != PackageManager.INSTALL_SUCCEEDED) { 15442 cleanUp(move.toUuid); 15443 return false; 15444 } 15445 15446 // Reflect the move in app info 15447 pkg.setApplicationVolumeUuid(pkg.volumeUuid); 15448 pkg.setApplicationInfoCodePath(pkg.codePath); 15449 pkg.setApplicationInfoBaseCodePath(pkg.baseCodePath); 15450 pkg.setApplicationInfoSplitCodePaths(pkg.splitCodePaths); 15451 pkg.setApplicationInfoResourcePath(pkg.codePath); 15452 pkg.setApplicationInfoBaseResourcePath(pkg.baseCodePath); 15453 pkg.setApplicationInfoSplitResourcePaths(pkg.splitCodePaths); 15454 15455 return true; 15456 } 15457 15458 int doPostInstall(int status, int uid) { 15459 if (status == PackageManager.INSTALL_SUCCEEDED) { 15460 cleanUp(move.fromUuid); 15461 } else { 15462 cleanUp(move.toUuid); 15463 } 15464 return status; 15465 } 15466 15467 @Override 15468 String getCodePath() { 15469 return (codeFile != null) ? codeFile.getAbsolutePath() : null; 15470 } 15471 15472 @Override 15473 String getResourcePath() { 15474 return (resourceFile != null) ? resourceFile.getAbsolutePath() : null; 15475 } 15476 15477 private boolean cleanUp(String volumeUuid) { 15478 final File codeFile = new File(Environment.getDataAppDirectory(volumeUuid), 15479 move.dataAppName); 15480 Slog.d(TAG, "Cleaning up " + move.packageName + " on " + volumeUuid); 15481 final int[] userIds = sUserManager.getUserIds(); 15482 synchronized (mInstallLock) { 15483 // Clean up both app data and code 15484 // All package moves are frozen until finished 15485 for (int userId : userIds) { 15486 try { 15487 mInstaller.destroyAppData(volumeUuid, move.packageName, userId, 15488 StorageManager.FLAG_STORAGE_DE | StorageManager.FLAG_STORAGE_CE, 0); 15489 } catch (InstallerException e) { 15490 Slog.w(TAG, String.valueOf(e)); 15491 } 15492 } 15493 removeCodePathLI(codeFile); 15494 } 15495 return true; 15496 } 15497 15498 void cleanUpResourcesLI() { 15499 throw new UnsupportedOperationException(); 15500 } 15501 15502 boolean doPostDeleteLI(boolean delete) { 15503 throw new UnsupportedOperationException(); 15504 } 15505 } 15506 15507 static String getAsecPackageName(String packageCid) { 15508 int idx = packageCid.lastIndexOf("-"); 15509 if (idx == -1) { 15510 return packageCid; 15511 } 15512 return packageCid.substring(0, idx); 15513 } 15514 15515 // Utility method used to create code paths based on package name and available index. 15516 private static String getNextCodePath(String oldCodePath, String prefix, String suffix) { 15517 String idxStr = ""; 15518 int idx = 1; 15519 // Fall back to default value of idx=1 if prefix is not 15520 // part of oldCodePath 15521 if (oldCodePath != null) { 15522 String subStr = oldCodePath; 15523 // Drop the suffix right away 15524 if (suffix != null && subStr.endsWith(suffix)) { 15525 subStr = subStr.substring(0, subStr.length() - suffix.length()); 15526 } 15527 // If oldCodePath already contains prefix find out the 15528 // ending index to either increment or decrement. 15529 int sidx = subStr.lastIndexOf(prefix); 15530 if (sidx != -1) { 15531 subStr = subStr.substring(sidx + prefix.length()); 15532 if (subStr != null) { 15533 if (subStr.startsWith(INSTALL_PACKAGE_SUFFIX)) { 15534 subStr = subStr.substring(INSTALL_PACKAGE_SUFFIX.length()); 15535 } 15536 try { 15537 idx = Integer.parseInt(subStr); 15538 if (idx <= 1) { 15539 idx++; 15540 } else { 15541 idx--; 15542 } 15543 } catch(NumberFormatException e) { 15544 } 15545 } 15546 } 15547 } 15548 idxStr = INSTALL_PACKAGE_SUFFIX + Integer.toString(idx); 15549 return prefix + idxStr; 15550 } 15551 15552 private File getNextCodePath(File targetDir, String packageName) { 15553 File result; 15554 SecureRandom random = new SecureRandom(); 15555 byte[] bytes = new byte[16]; 15556 do { 15557 random.nextBytes(bytes); 15558 String suffix = Base64.encodeToString(bytes, Base64.URL_SAFE | Base64.NO_WRAP); 15559 result = new File(targetDir, packageName + "-" + suffix); 15560 } while (result.exists()); 15561 return result; 15562 } 15563 15564 // Utility method that returns the relative package path with respect 15565 // to the installation directory. Like say for /data/data/com.test-1.apk 15566 // string com.test-1 is returned. 15567 static String deriveCodePathName(String codePath) { 15568 if (codePath == null) { 15569 return null; 15570 } 15571 final File codeFile = new File(codePath); 15572 final String name = codeFile.getName(); 15573 if (codeFile.isDirectory()) { 15574 return name; 15575 } else if (name.endsWith(".apk") || name.endsWith(".tmp")) { 15576 final int lastDot = name.lastIndexOf('.'); 15577 return name.substring(0, lastDot); 15578 } else { 15579 Slog.w(TAG, "Odd, " + codePath + " doesn't look like an APK"); 15580 return null; 15581 } 15582 } 15583 15584 static class PackageInstalledInfo { 15585 String name; 15586 int uid; 15587 // The set of users that originally had this package installed. 15588 int[] origUsers; 15589 // The set of users that now have this package installed. 15590 int[] newUsers; 15591 PackageParser.Package pkg; 15592 int returnCode; 15593 String returnMsg; 15594 PackageRemovedInfo removedInfo; 15595 ArrayMap<String, PackageInstalledInfo> addedChildPackages; 15596 15597 public void setError(int code, String msg) { 15598 setReturnCode(code); 15599 setReturnMessage(msg); 15600 Slog.w(TAG, msg); 15601 } 15602 15603 public void setError(String msg, PackageParserException e) { 15604 setReturnCode(e.error); 15605 setReturnMessage(ExceptionUtils.getCompleteMessage(msg, e)); 15606 Slog.w(TAG, msg, e); 15607 } 15608 15609 public void setError(String msg, PackageManagerException e) { 15610 returnCode = e.error; 15611 setReturnMessage(ExceptionUtils.getCompleteMessage(msg, e)); 15612 Slog.w(TAG, msg, e); 15613 } 15614 15615 public void setReturnCode(int returnCode) { 15616 this.returnCode = returnCode; 15617 final int childCount = (addedChildPackages != null) ? addedChildPackages.size() : 0; 15618 for (int i = 0; i < childCount; i++) { 15619 addedChildPackages.valueAt(i).returnCode = returnCode; 15620 } 15621 } 15622 15623 private void setReturnMessage(String returnMsg) { 15624 this.returnMsg = returnMsg; 15625 final int childCount = (addedChildPackages != null) ? addedChildPackages.size() : 0; 15626 for (int i = 0; i < childCount; i++) { 15627 addedChildPackages.valueAt(i).returnMsg = returnMsg; 15628 } 15629 } 15630 15631 // In some error cases we want to convey more info back to the observer 15632 String origPackage; 15633 String origPermission; 15634 } 15635 15636 /* 15637 * Install a non-existing package. 15638 */ 15639 private void installNewPackageLIF(PackageParser.Package pkg, final int policyFlags, 15640 int scanFlags, UserHandle user, String installerPackageName, String volumeUuid, 15641 PackageInstalledInfo res, int installReason) { 15642 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "installNewPackage"); 15643 15644 // Remember this for later, in case we need to rollback this install 15645 String pkgName = pkg.packageName; 15646 15647 if (DEBUG_INSTALL) Slog.d(TAG, "installNewPackageLI: " + pkg); 15648 15649 synchronized(mPackages) { 15650 final String renamedPackage = mSettings.getRenamedPackageLPr(pkgName); 15651 if (renamedPackage != null) { 15652 // A package with the same name is already installed, though 15653 // it has been renamed to an older name. The package we 15654 // are trying to install should be installed as an update to 15655 // the existing one, but that has not been requested, so bail. 15656 res.setError(INSTALL_FAILED_ALREADY_EXISTS, "Attempt to re-install " + pkgName 15657 + " without first uninstalling package running as " 15658 + renamedPackage); 15659 return; 15660 } 15661 if (mPackages.containsKey(pkgName)) { 15662 // Don't allow installation over an existing package with the same name. 15663 res.setError(INSTALL_FAILED_ALREADY_EXISTS, "Attempt to re-install " + pkgName 15664 + " without first uninstalling."); 15665 return; 15666 } 15667 } 15668 15669 try { 15670 PackageParser.Package newPackage = scanPackageTracedLI(pkg, policyFlags, scanFlags, 15671 System.currentTimeMillis(), user); 15672 15673 updateSettingsLI(newPackage, installerPackageName, null, res, user, installReason); 15674 15675 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED) { 15676 prepareAppDataAfterInstallLIF(newPackage); 15677 15678 } else { 15679 // Remove package from internal structures, but keep around any 15680 // data that might have already existed 15681 deletePackageLIF(pkgName, UserHandle.ALL, false, null, 15682 PackageManager.DELETE_KEEP_DATA, res.removedInfo, true, null); 15683 } 15684 } catch (PackageManagerException e) { 15685 res.setError("Package couldn't be installed in " + pkg.codePath, e); 15686 } 15687 15688 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 15689 } 15690 15691 private boolean shouldCheckUpgradeKeySetLP(PackageSetting oldPs, int scanFlags) { 15692 // Can't rotate keys during boot or if sharedUser. 15693 if (oldPs == null || (scanFlags&SCAN_INITIAL) != 0 || oldPs.sharedUser != null 15694 || !oldPs.keySetData.isUsingUpgradeKeySets()) { 15695 return false; 15696 } 15697 // app is using upgradeKeySets; make sure all are valid 15698 KeySetManagerService ksms = mSettings.mKeySetManagerService; 15699 long[] upgradeKeySets = oldPs.keySetData.getUpgradeKeySets(); 15700 for (int i = 0; i < upgradeKeySets.length; i++) { 15701 if (!ksms.isIdValidKeySetId(upgradeKeySets[i])) { 15702 Slog.wtf(TAG, "Package " 15703 + (oldPs.name != null ? oldPs.name : "<null>") 15704 + " contains upgrade-key-set reference to unknown key-set: " 15705 + upgradeKeySets[i] 15706 + " reverting to signatures check."); 15707 return false; 15708 } 15709 } 15710 return true; 15711 } 15712 15713 private boolean checkUpgradeKeySetLP(PackageSetting oldPS, PackageParser.Package newPkg) { 15714 // Upgrade keysets are being used. Determine if new package has a superset of the 15715 // required keys. 15716 long[] upgradeKeySets = oldPS.keySetData.getUpgradeKeySets(); 15717 KeySetManagerService ksms = mSettings.mKeySetManagerService; 15718 for (int i = 0; i < upgradeKeySets.length; i++) { 15719 Set<PublicKey> upgradeSet = ksms.getPublicKeysFromKeySetLPr(upgradeKeySets[i]); 15720 if (upgradeSet != null && newPkg.mSigningKeys.containsAll(upgradeSet)) { 15721 return true; 15722 } 15723 } 15724 return false; 15725 } 15726 15727 private static void updateDigest(MessageDigest digest, File file) throws IOException { 15728 try (DigestInputStream digestStream = 15729 new DigestInputStream(new FileInputStream(file), digest)) { 15730 while (digestStream.read() != -1) {} // nothing to do; just plow through the file 15731 } 15732 } 15733 15734 private void replacePackageLIF(PackageParser.Package pkg, final int policyFlags, int scanFlags, 15735 UserHandle user, String installerPackageName, PackageInstalledInfo res, 15736 int installReason) { 15737 final boolean isEphemeral = (policyFlags & PackageParser.PARSE_IS_EPHEMERAL) != 0; 15738 15739 final PackageParser.Package oldPackage; 15740 final String pkgName = pkg.packageName; 15741 final int[] allUsers; 15742 final int[] installedUsers; 15743 15744 synchronized(mPackages) { 15745 oldPackage = mPackages.get(pkgName); 15746 if (DEBUG_INSTALL) Slog.d(TAG, "replacePackageLI: new=" + pkg + ", old=" + oldPackage); 15747 15748 // don't allow upgrade to target a release SDK from a pre-release SDK 15749 final boolean oldTargetsPreRelease = oldPackage.applicationInfo.targetSdkVersion 15750 == android.os.Build.VERSION_CODES.CUR_DEVELOPMENT; 15751 final boolean newTargetsPreRelease = pkg.applicationInfo.targetSdkVersion 15752 == android.os.Build.VERSION_CODES.CUR_DEVELOPMENT; 15753 if (oldTargetsPreRelease 15754 && !newTargetsPreRelease 15755 && ((policyFlags & PackageParser.PARSE_FORCE_SDK) == 0)) { 15756 Slog.w(TAG, "Can't install package targeting released sdk"); 15757 res.setReturnCode(PackageManager.INSTALL_FAILED_UPDATE_INCOMPATIBLE); 15758 return; 15759 } 15760 15761 // don't allow an upgrade from full to ephemeral 15762 final boolean oldIsEphemeral = oldPackage.applicationInfo.isInstantApp(); 15763 if (isEphemeral && !oldIsEphemeral) { 15764 // can't downgrade from full to ephemeral 15765 Slog.w(TAG, "Can't replace app with ephemeral: " + pkgName); 15766 res.setReturnCode(PackageManager.INSTALL_FAILED_EPHEMERAL_INVALID); 15767 return; 15768 } 15769 15770 // verify signatures are valid 15771 final PackageSetting ps = mSettings.mPackages.get(pkgName); 15772 if (shouldCheckUpgradeKeySetLP(ps, scanFlags)) { 15773 if (!checkUpgradeKeySetLP(ps, pkg)) { 15774 res.setError(INSTALL_FAILED_UPDATE_INCOMPATIBLE, 15775 "New package not signed by keys specified by upgrade-keysets: " 15776 + pkgName); 15777 return; 15778 } 15779 } else { 15780 // default to original signature matching 15781 if (compareSignatures(oldPackage.mSignatures, pkg.mSignatures) 15782 != PackageManager.SIGNATURE_MATCH) { 15783 res.setError(INSTALL_FAILED_UPDATE_INCOMPATIBLE, 15784 "New package has a different signature: " + pkgName); 15785 return; 15786 } 15787 } 15788 15789 // don't allow a system upgrade unless the upgrade hash matches 15790 if (oldPackage.restrictUpdateHash != null && oldPackage.isSystemApp()) { 15791 byte[] digestBytes = null; 15792 try { 15793 final MessageDigest digest = MessageDigest.getInstance("SHA-512"); 15794 updateDigest(digest, new File(pkg.baseCodePath)); 15795 if (!ArrayUtils.isEmpty(pkg.splitCodePaths)) { 15796 for (String path : pkg.splitCodePaths) { 15797 updateDigest(digest, new File(path)); 15798 } 15799 } 15800 digestBytes = digest.digest(); 15801 } catch (NoSuchAlgorithmException | IOException e) { 15802 res.setError(INSTALL_FAILED_INVALID_APK, 15803 "Could not compute hash: " + pkgName); 15804 return; 15805 } 15806 if (!Arrays.equals(oldPackage.restrictUpdateHash, digestBytes)) { 15807 res.setError(INSTALL_FAILED_INVALID_APK, 15808 "New package fails restrict-update check: " + pkgName); 15809 return; 15810 } 15811 // retain upgrade restriction 15812 pkg.restrictUpdateHash = oldPackage.restrictUpdateHash; 15813 } 15814 15815 // Check for shared user id changes 15816 String invalidPackageName = 15817 getParentOrChildPackageChangedSharedUser(oldPackage, pkg); 15818 if (invalidPackageName != null) { 15819 res.setError(INSTALL_FAILED_SHARED_USER_INCOMPATIBLE, 15820 "Package " + invalidPackageName + " tried to change user " 15821 + oldPackage.mSharedUserId); 15822 return; 15823 } 15824 15825 // In case of rollback, remember per-user/profile install state 15826 allUsers = sUserManager.getUserIds(); 15827 installedUsers = ps.queryInstalledUsers(allUsers, true); 15828 } 15829 15830 // Update what is removed 15831 res.removedInfo = new PackageRemovedInfo(); 15832 res.removedInfo.uid = oldPackage.applicationInfo.uid; 15833 res.removedInfo.removedPackage = oldPackage.packageName; 15834 res.removedInfo.isStaticSharedLib = pkg.staticSharedLibName != null; 15835 res.removedInfo.isUpdate = true; 15836 res.removedInfo.origUsers = installedUsers; 15837 final PackageSetting ps = mSettings.getPackageLPr(pkgName); 15838 res.removedInfo.installReasons = new SparseArray<>(installedUsers.length); 15839 for (int i = 0; i < installedUsers.length; i++) { 15840 final int userId = installedUsers[i]; 15841 res.removedInfo.installReasons.put(userId, ps.getInstallReason(userId)); 15842 } 15843 15844 final int childCount = (oldPackage.childPackages != null) 15845 ? oldPackage.childPackages.size() : 0; 15846 for (int i = 0; i < childCount; i++) { 15847 boolean childPackageUpdated = false; 15848 PackageParser.Package childPkg = oldPackage.childPackages.get(i); 15849 final PackageSetting childPs = mSettings.getPackageLPr(childPkg.packageName); 15850 if (res.addedChildPackages != null) { 15851 PackageInstalledInfo childRes = res.addedChildPackages.get(childPkg.packageName); 15852 if (childRes != null) { 15853 childRes.removedInfo.uid = childPkg.applicationInfo.uid; 15854 childRes.removedInfo.removedPackage = childPkg.packageName; 15855 childRes.removedInfo.isUpdate = true; 15856 childRes.removedInfo.installReasons = res.removedInfo.installReasons; 15857 childPackageUpdated = true; 15858 } 15859 } 15860 if (!childPackageUpdated) { 15861 PackageRemovedInfo childRemovedRes = new PackageRemovedInfo(); 15862 childRemovedRes.removedPackage = childPkg.packageName; 15863 childRemovedRes.isUpdate = false; 15864 childRemovedRes.dataRemoved = true; 15865 synchronized (mPackages) { 15866 if (childPs != null) { 15867 childRemovedRes.origUsers = childPs.queryInstalledUsers(allUsers, true); 15868 } 15869 } 15870 if (res.removedInfo.removedChildPackages == null) { 15871 res.removedInfo.removedChildPackages = new ArrayMap<>(); 15872 } 15873 res.removedInfo.removedChildPackages.put(childPkg.packageName, childRemovedRes); 15874 } 15875 } 15876 15877 boolean sysPkg = (isSystemApp(oldPackage)); 15878 if (sysPkg) { 15879 // Set the system/privileged flags as needed 15880 final boolean privileged = 15881 (oldPackage.applicationInfo.privateFlags 15882 & ApplicationInfo.PRIVATE_FLAG_PRIVILEGED) != 0; 15883 final int systemPolicyFlags = policyFlags 15884 | PackageParser.PARSE_IS_SYSTEM 15885 | (privileged ? PackageParser.PARSE_IS_PRIVILEGED : 0); 15886 15887 replaceSystemPackageLIF(oldPackage, pkg, systemPolicyFlags, scanFlags, 15888 user, allUsers, installerPackageName, res, installReason); 15889 } else { 15890 replaceNonSystemPackageLIF(oldPackage, pkg, policyFlags, scanFlags, 15891 user, allUsers, installerPackageName, res, installReason); 15892 } 15893 } 15894 15895 public List<String> getPreviousCodePaths(String packageName) { 15896 final PackageSetting ps = mSettings.mPackages.get(packageName); 15897 final List<String> result = new ArrayList<String>(); 15898 if (ps != null && ps.oldCodePaths != null) { 15899 result.addAll(ps.oldCodePaths); 15900 } 15901 return result; 15902 } 15903 15904 private void replaceNonSystemPackageLIF(PackageParser.Package deletedPackage, 15905 PackageParser.Package pkg, final int policyFlags, int scanFlags, UserHandle user, 15906 int[] allUsers, String installerPackageName, PackageInstalledInfo res, 15907 int installReason) { 15908 if (DEBUG_INSTALL) Slog.d(TAG, "replaceNonSystemPackageLI: new=" + pkg + ", old=" 15909 + deletedPackage); 15910 15911 String pkgName = deletedPackage.packageName; 15912 boolean deletedPkg = true; 15913 boolean addedPkg = false; 15914 boolean updatedSettings = false; 15915 final boolean killApp = (scanFlags & SCAN_DONT_KILL_APP) == 0; 15916 final int deleteFlags = PackageManager.DELETE_KEEP_DATA 15917 | (killApp ? 0 : PackageManager.DELETE_DONT_KILL_APP); 15918 15919 final long origUpdateTime = (pkg.mExtras != null) 15920 ? ((PackageSetting)pkg.mExtras).lastUpdateTime : 0; 15921 15922 // First delete the existing package while retaining the data directory 15923 if (!deletePackageLIF(pkgName, null, true, allUsers, deleteFlags, 15924 res.removedInfo, true, pkg)) { 15925 // If the existing package wasn't successfully deleted 15926 res.setError(INSTALL_FAILED_REPLACE_COULDNT_DELETE, "replaceNonSystemPackageLI"); 15927 deletedPkg = false; 15928 } else { 15929 // Successfully deleted the old package; proceed with replace. 15930 15931 // If deleted package lived in a container, give users a chance to 15932 // relinquish resources before killing. 15933 if (deletedPackage.isForwardLocked() || isExternal(deletedPackage)) { 15934 if (DEBUG_INSTALL) { 15935 Slog.i(TAG, "upgrading pkg " + deletedPackage + " is ASEC-hosted -> UNAVAILABLE"); 15936 } 15937 final int[] uidArray = new int[] { deletedPackage.applicationInfo.uid }; 15938 final ArrayList<String> pkgList = new ArrayList<String>(1); 15939 pkgList.add(deletedPackage.applicationInfo.packageName); 15940 sendResourcesChangedBroadcast(false, true, pkgList, uidArray, null); 15941 } 15942 15943 clearAppDataLIF(pkg, UserHandle.USER_ALL, StorageManager.FLAG_STORAGE_DE 15944 | StorageManager.FLAG_STORAGE_CE | Installer.FLAG_CLEAR_CODE_CACHE_ONLY); 15945 clearAppProfilesLIF(deletedPackage, UserHandle.USER_ALL); 15946 15947 try { 15948 final PackageParser.Package newPackage = scanPackageTracedLI(pkg, policyFlags, 15949 scanFlags | SCAN_UPDATE_TIME, System.currentTimeMillis(), user); 15950 updateSettingsLI(newPackage, installerPackageName, allUsers, res, user, 15951 installReason); 15952 15953 // Update the in-memory copy of the previous code paths. 15954 PackageSetting ps = mSettings.mPackages.get(pkgName); 15955 if (!killApp) { 15956 if (ps.oldCodePaths == null) { 15957 ps.oldCodePaths = new ArraySet<>(); 15958 } 15959 Collections.addAll(ps.oldCodePaths, deletedPackage.baseCodePath); 15960 if (deletedPackage.splitCodePaths != null) { 15961 Collections.addAll(ps.oldCodePaths, deletedPackage.splitCodePaths); 15962 } 15963 } else { 15964 ps.oldCodePaths = null; 15965 } 15966 if (ps.childPackageNames != null) { 15967 for (int i = ps.childPackageNames.size() - 1; i >= 0; --i) { 15968 final String childPkgName = ps.childPackageNames.get(i); 15969 final PackageSetting childPs = mSettings.mPackages.get(childPkgName); 15970 childPs.oldCodePaths = ps.oldCodePaths; 15971 } 15972 } 15973 prepareAppDataAfterInstallLIF(newPackage); 15974 addedPkg = true; 15975 } catch (PackageManagerException e) { 15976 res.setError("Package couldn't be installed in " + pkg.codePath, e); 15977 } 15978 } 15979 15980 if (res.returnCode != PackageManager.INSTALL_SUCCEEDED) { 15981 if (DEBUG_INSTALL) Slog.d(TAG, "Install failed, rolling pack: " + pkgName); 15982 15983 // Revert all internal state mutations and added folders for the failed install 15984 if (addedPkg) { 15985 deletePackageLIF(pkgName, null, true, allUsers, deleteFlags, 15986 res.removedInfo, true, null); 15987 } 15988 15989 // Restore the old package 15990 if (deletedPkg) { 15991 if (DEBUG_INSTALL) Slog.d(TAG, "Install failed, reinstalling: " + deletedPackage); 15992 File restoreFile = new File(deletedPackage.codePath); 15993 // Parse old package 15994 boolean oldExternal = isExternal(deletedPackage); 15995 int oldParseFlags = mDefParseFlags | PackageParser.PARSE_CHATTY | 15996 (deletedPackage.isForwardLocked() ? PackageParser.PARSE_FORWARD_LOCK : 0) | 15997 (oldExternal ? PackageParser.PARSE_EXTERNAL_STORAGE : 0); 15998 int oldScanFlags = SCAN_UPDATE_SIGNATURE | SCAN_UPDATE_TIME; 15999 try { 16000 scanPackageTracedLI(restoreFile, oldParseFlags, oldScanFlags, origUpdateTime, 16001 null); 16002 } catch (PackageManagerException e) { 16003 Slog.e(TAG, "Failed to restore package : " + pkgName + " after failed upgrade: " 16004 + e.getMessage()); 16005 return; 16006 } 16007 16008 synchronized (mPackages) { 16009 // Ensure the installer package name up to date 16010 setInstallerPackageNameLPw(deletedPackage, installerPackageName); 16011 16012 // Update permissions for restored package 16013 updatePermissionsLPw(deletedPackage, UPDATE_PERMISSIONS_ALL); 16014 16015 mSettings.writeLPr(); 16016 } 16017 16018 Slog.i(TAG, "Successfully restored package : " + pkgName + " after failed upgrade"); 16019 } 16020 } else { 16021 synchronized (mPackages) { 16022 PackageSetting ps = mSettings.getPackageLPr(pkg.packageName); 16023 if (ps != null) { 16024 res.removedInfo.removedForAllUsers = mPackages.get(ps.name) == null; 16025 if (res.removedInfo.removedChildPackages != null) { 16026 final int childCount = res.removedInfo.removedChildPackages.size(); 16027 // Iterate in reverse as we may modify the collection 16028 for (int i = childCount - 1; i >= 0; i--) { 16029 String childPackageName = res.removedInfo.removedChildPackages.keyAt(i); 16030 if (res.addedChildPackages.containsKey(childPackageName)) { 16031 res.removedInfo.removedChildPackages.removeAt(i); 16032 } else { 16033 PackageRemovedInfo childInfo = res.removedInfo 16034 .removedChildPackages.valueAt(i); 16035 childInfo.removedForAllUsers = mPackages.get( 16036 childInfo.removedPackage) == null; 16037 } 16038 } 16039 } 16040 } 16041 } 16042 } 16043 } 16044 16045 private void replaceSystemPackageLIF(PackageParser.Package deletedPackage, 16046 PackageParser.Package pkg, final int policyFlags, int scanFlags, UserHandle user, 16047 int[] allUsers, String installerPackageName, PackageInstalledInfo res, 16048 int installReason) { 16049 if (DEBUG_INSTALL) Slog.d(TAG, "replaceSystemPackageLI: new=" + pkg 16050 + ", old=" + deletedPackage); 16051 16052 final boolean disabledSystem; 16053 16054 // Remove existing system package 16055 removePackageLI(deletedPackage, true); 16056 16057 synchronized (mPackages) { 16058 disabledSystem = disableSystemPackageLPw(deletedPackage, pkg); 16059 } 16060 if (!disabledSystem) { 16061 // We didn't need to disable the .apk as a current system package, 16062 // which means we are replacing another update that is already 16063 // installed. We need to make sure to delete the older one's .apk. 16064 res.removedInfo.args = createInstallArgsForExisting(0, 16065 deletedPackage.applicationInfo.getCodePath(), 16066 deletedPackage.applicationInfo.getResourcePath(), 16067 getAppDexInstructionSets(deletedPackage.applicationInfo)); 16068 } else { 16069 res.removedInfo.args = null; 16070 } 16071 16072 // Successfully disabled the old package. Now proceed with re-installation 16073 clearAppDataLIF(pkg, UserHandle.USER_ALL, StorageManager.FLAG_STORAGE_DE 16074 | StorageManager.FLAG_STORAGE_CE | Installer.FLAG_CLEAR_CODE_CACHE_ONLY); 16075 clearAppProfilesLIF(deletedPackage, UserHandle.USER_ALL); 16076 16077 res.setReturnCode(PackageManager.INSTALL_SUCCEEDED); 16078 pkg.setApplicationInfoFlags(ApplicationInfo.FLAG_UPDATED_SYSTEM_APP, 16079 ApplicationInfo.FLAG_UPDATED_SYSTEM_APP); 16080 16081 PackageParser.Package newPackage = null; 16082 try { 16083 // Add the package to the internal data structures 16084 newPackage = scanPackageTracedLI(pkg, policyFlags, scanFlags, 0, user); 16085 16086 // Set the update and install times 16087 PackageSetting deletedPkgSetting = (PackageSetting) deletedPackage.mExtras; 16088 setInstallAndUpdateTime(newPackage, deletedPkgSetting.firstInstallTime, 16089 System.currentTimeMillis()); 16090 16091 // Update the package dynamic state if succeeded 16092 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED) { 16093 // Now that the install succeeded make sure we remove data 16094 // directories for any child package the update removed. 16095 final int deletedChildCount = (deletedPackage.childPackages != null) 16096 ? deletedPackage.childPackages.size() : 0; 16097 final int newChildCount = (newPackage.childPackages != null) 16098 ? newPackage.childPackages.size() : 0; 16099 for (int i = 0; i < deletedChildCount; i++) { 16100 PackageParser.Package deletedChildPkg = deletedPackage.childPackages.get(i); 16101 boolean childPackageDeleted = true; 16102 for (int j = 0; j < newChildCount; j++) { 16103 PackageParser.Package newChildPkg = newPackage.childPackages.get(j); 16104 if (deletedChildPkg.packageName.equals(newChildPkg.packageName)) { 16105 childPackageDeleted = false; 16106 break; 16107 } 16108 } 16109 if (childPackageDeleted) { 16110 PackageSetting ps = mSettings.getDisabledSystemPkgLPr( 16111 deletedChildPkg.packageName); 16112 if (ps != null && res.removedInfo.removedChildPackages != null) { 16113 PackageRemovedInfo removedChildRes = res.removedInfo 16114 .removedChildPackages.get(deletedChildPkg.packageName); 16115 removePackageDataLIF(ps, allUsers, removedChildRes, 0, false); 16116 removedChildRes.removedForAllUsers = mPackages.get(ps.name) == null; 16117 } 16118 } 16119 } 16120 16121 updateSettingsLI(newPackage, installerPackageName, allUsers, res, user, 16122 installReason); 16123 prepareAppDataAfterInstallLIF(newPackage); 16124 } 16125 } catch (PackageManagerException e) { 16126 res.setReturnCode(INSTALL_FAILED_INTERNAL_ERROR); 16127 res.setError("Package couldn't be installed in " + pkg.codePath, e); 16128 } 16129 16130 if (res.returnCode != PackageManager.INSTALL_SUCCEEDED) { 16131 // Re installation failed. Restore old information 16132 // Remove new pkg information 16133 if (newPackage != null) { 16134 removeInstalledPackageLI(newPackage, true); 16135 } 16136 // Add back the old system package 16137 try { 16138 scanPackageTracedLI(deletedPackage, policyFlags, SCAN_UPDATE_SIGNATURE, 0, user); 16139 } catch (PackageManagerException e) { 16140 Slog.e(TAG, "Failed to restore original package: " + e.getMessage()); 16141 } 16142 16143 synchronized (mPackages) { 16144 if (disabledSystem) { 16145 enableSystemPackageLPw(deletedPackage); 16146 } 16147 16148 // Ensure the installer package name up to date 16149 setInstallerPackageNameLPw(deletedPackage, installerPackageName); 16150 16151 // Update permissions for restored package 16152 updatePermissionsLPw(deletedPackage, UPDATE_PERMISSIONS_ALL); 16153 16154 mSettings.writeLPr(); 16155 } 16156 16157 Slog.i(TAG, "Successfully restored package : " + deletedPackage.packageName 16158 + " after failed upgrade"); 16159 } 16160 } 16161 16162 /** 16163 * Checks whether the parent or any of the child packages have a change shared 16164 * user. For a package to be a valid update the shred users of the parent and 16165 * the children should match. We may later support changing child shared users. 16166 * @param oldPkg The updated package. 16167 * @param newPkg The update package. 16168 * @return The shared user that change between the versions. 16169 */ 16170 private String getParentOrChildPackageChangedSharedUser(PackageParser.Package oldPkg, 16171 PackageParser.Package newPkg) { 16172 // Check parent shared user 16173 if (!Objects.equals(oldPkg.mSharedUserId, newPkg.mSharedUserId)) { 16174 return newPkg.packageName; 16175 } 16176 // Check child shared users 16177 final int oldChildCount = (oldPkg.childPackages != null) ? oldPkg.childPackages.size() : 0; 16178 final int newChildCount = (newPkg.childPackages != null) ? newPkg.childPackages.size() : 0; 16179 for (int i = 0; i < newChildCount; i++) { 16180 PackageParser.Package newChildPkg = newPkg.childPackages.get(i); 16181 // If this child was present, did it have the same shared user? 16182 for (int j = 0; j < oldChildCount; j++) { 16183 PackageParser.Package oldChildPkg = oldPkg.childPackages.get(j); 16184 if (newChildPkg.packageName.equals(oldChildPkg.packageName) 16185 && !Objects.equals(newChildPkg.mSharedUserId, oldChildPkg.mSharedUserId)) { 16186 return newChildPkg.packageName; 16187 } 16188 } 16189 } 16190 return null; 16191 } 16192 16193 private void removeNativeBinariesLI(PackageSetting ps) { 16194 // Remove the lib path for the parent package 16195 if (ps != null) { 16196 NativeLibraryHelper.removeNativeBinariesLI(ps.legacyNativeLibraryPathString); 16197 // Remove the lib path for the child packages 16198 final int childCount = (ps.childPackageNames != null) ? ps.childPackageNames.size() : 0; 16199 for (int i = 0; i < childCount; i++) { 16200 PackageSetting childPs = null; 16201 synchronized (mPackages) { 16202 childPs = mSettings.getPackageLPr(ps.childPackageNames.get(i)); 16203 } 16204 if (childPs != null) { 16205 NativeLibraryHelper.removeNativeBinariesLI(childPs 16206 .legacyNativeLibraryPathString); 16207 } 16208 } 16209 } 16210 } 16211 16212 private void enableSystemPackageLPw(PackageParser.Package pkg) { 16213 // Enable the parent package 16214 mSettings.enableSystemPackageLPw(pkg.packageName); 16215 // Enable the child packages 16216 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 16217 for (int i = 0; i < childCount; i++) { 16218 PackageParser.Package childPkg = pkg.childPackages.get(i); 16219 mSettings.enableSystemPackageLPw(childPkg.packageName); 16220 } 16221 } 16222 16223 private boolean disableSystemPackageLPw(PackageParser.Package oldPkg, 16224 PackageParser.Package newPkg) { 16225 // Disable the parent package (parent always replaced) 16226 boolean disabled = mSettings.disableSystemPackageLPw(oldPkg.packageName, true); 16227 // Disable the child packages 16228 final int childCount = (oldPkg.childPackages != null) ? oldPkg.childPackages.size() : 0; 16229 for (int i = 0; i < childCount; i++) { 16230 PackageParser.Package childPkg = oldPkg.childPackages.get(i); 16231 final boolean replace = newPkg.hasChildPackage(childPkg.packageName); 16232 disabled |= mSettings.disableSystemPackageLPw(childPkg.packageName, replace); 16233 } 16234 return disabled; 16235 } 16236 16237 private void setInstallerPackageNameLPw(PackageParser.Package pkg, 16238 String installerPackageName) { 16239 // Enable the parent package 16240 mSettings.setInstallerPackageName(pkg.packageName, installerPackageName); 16241 // Enable the child packages 16242 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 16243 for (int i = 0; i < childCount; i++) { 16244 PackageParser.Package childPkg = pkg.childPackages.get(i); 16245 mSettings.setInstallerPackageName(childPkg.packageName, installerPackageName); 16246 } 16247 } 16248 16249 private int[] revokeUnusedSharedUserPermissionsLPw(SharedUserSetting su, int[] allUserIds) { 16250 // Collect all used permissions in the UID 16251 ArraySet<String> usedPermissions = new ArraySet<>(); 16252 final int packageCount = su.packages.size(); 16253 for (int i = 0; i < packageCount; i++) { 16254 PackageSetting ps = su.packages.valueAt(i); 16255 if (ps.pkg == null) { 16256 continue; 16257 } 16258 final int requestedPermCount = ps.pkg.requestedPermissions.size(); 16259 for (int j = 0; j < requestedPermCount; j++) { 16260 String permission = ps.pkg.requestedPermissions.get(j); 16261 BasePermission bp = mSettings.mPermissions.get(permission); 16262 if (bp != null) { 16263 usedPermissions.add(permission); 16264 } 16265 } 16266 } 16267 16268 PermissionsState permissionsState = su.getPermissionsState(); 16269 // Prune install permissions 16270 List<PermissionState> installPermStates = permissionsState.getInstallPermissionStates(); 16271 final int installPermCount = installPermStates.size(); 16272 for (int i = installPermCount - 1; i >= 0; i--) { 16273 PermissionState permissionState = installPermStates.get(i); 16274 if (!usedPermissions.contains(permissionState.getName())) { 16275 BasePermission bp = mSettings.mPermissions.get(permissionState.getName()); 16276 if (bp != null) { 16277 permissionsState.revokeInstallPermission(bp); 16278 permissionsState.updatePermissionFlags(bp, UserHandle.USER_ALL, 16279 PackageManager.MASK_PERMISSION_FLAGS, 0); 16280 } 16281 } 16282 } 16283 16284 int[] runtimePermissionChangedUserIds = EmptyArray.INT; 16285 16286 // Prune runtime permissions 16287 for (int userId : allUserIds) { 16288 List<PermissionState> runtimePermStates = permissionsState 16289 .getRuntimePermissionStates(userId); 16290 final int runtimePermCount = runtimePermStates.size(); 16291 for (int i = runtimePermCount - 1; i >= 0; i--) { 16292 PermissionState permissionState = runtimePermStates.get(i); 16293 if (!usedPermissions.contains(permissionState.getName())) { 16294 BasePermission bp = mSettings.mPermissions.get(permissionState.getName()); 16295 if (bp != null) { 16296 permissionsState.revokeRuntimePermission(bp, userId); 16297 permissionsState.updatePermissionFlags(bp, userId, 16298 PackageManager.MASK_PERMISSION_FLAGS, 0); 16299 runtimePermissionChangedUserIds = ArrayUtils.appendInt( 16300 runtimePermissionChangedUserIds, userId); 16301 } 16302 } 16303 } 16304 } 16305 16306 return runtimePermissionChangedUserIds; 16307 } 16308 16309 private void updateSettingsLI(PackageParser.Package newPackage, String installerPackageName, 16310 int[] allUsers, PackageInstalledInfo res, UserHandle user, int installReason) { 16311 // Update the parent package setting 16312 updateSettingsInternalLI(newPackage, installerPackageName, allUsers, res.origUsers, 16313 res, user, installReason); 16314 // Update the child packages setting 16315 final int childCount = (newPackage.childPackages != null) 16316 ? newPackage.childPackages.size() : 0; 16317 for (int i = 0; i < childCount; i++) { 16318 PackageParser.Package childPackage = newPackage.childPackages.get(i); 16319 PackageInstalledInfo childRes = res.addedChildPackages.get(childPackage.packageName); 16320 updateSettingsInternalLI(childPackage, installerPackageName, allUsers, 16321 childRes.origUsers, childRes, user, installReason); 16322 } 16323 } 16324 16325 private void updateSettingsInternalLI(PackageParser.Package newPackage, 16326 String installerPackageName, int[] allUsers, int[] installedForUsers, 16327 PackageInstalledInfo res, UserHandle user, int installReason) { 16328 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "updateSettings"); 16329 16330 String pkgName = newPackage.packageName; 16331 synchronized (mPackages) { 16332 //write settings. the installStatus will be incomplete at this stage. 16333 //note that the new package setting would have already been 16334 //added to mPackages. It hasn't been persisted yet. 16335 mSettings.setInstallStatus(pkgName, PackageSettingBase.PKG_INSTALL_INCOMPLETE); 16336 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "writeSettings"); 16337 mSettings.writeLPr(); 16338 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 16339 } 16340 16341 if (DEBUG_INSTALL) Slog.d(TAG, "New package installed in " + newPackage.codePath); 16342 synchronized (mPackages) { 16343 updatePermissionsLPw(newPackage.packageName, newPackage, 16344 UPDATE_PERMISSIONS_REPLACE_PKG | (newPackage.permissions.size() > 0 16345 ? UPDATE_PERMISSIONS_ALL : 0)); 16346 // For system-bundled packages, we assume that installing an upgraded version 16347 // of the package implies that the user actually wants to run that new code, 16348 // so we enable the package. 16349 PackageSetting ps = mSettings.mPackages.get(pkgName); 16350 final int userId = user.getIdentifier(); 16351 if (ps != null) { 16352 if (isSystemApp(newPackage)) { 16353 if (DEBUG_INSTALL) { 16354 Slog.d(TAG, "Implicitly enabling system package on upgrade: " + pkgName); 16355 } 16356 // Enable system package for requested users 16357 if (res.origUsers != null) { 16358 for (int origUserId : res.origUsers) { 16359 if (userId == UserHandle.USER_ALL || userId == origUserId) { 16360 ps.setEnabled(COMPONENT_ENABLED_STATE_DEFAULT, 16361 origUserId, installerPackageName); 16362 } 16363 } 16364 } 16365 // Also convey the prior install/uninstall state 16366 if (allUsers != null && installedForUsers != null) { 16367 for (int currentUserId : allUsers) { 16368 final boolean installed = ArrayUtils.contains( 16369 installedForUsers, currentUserId); 16370 if (DEBUG_INSTALL) { 16371 Slog.d(TAG, " user " + currentUserId + " => " + installed); 16372 } 16373 ps.setInstalled(installed, currentUserId); 16374 } 16375 // these install state changes will be persisted in the 16376 // upcoming call to mSettings.writeLPr(). 16377 } 16378 } 16379 // It's implied that when a user requests installation, they want the app to be 16380 // installed and enabled. 16381 if (userId != UserHandle.USER_ALL) { 16382 ps.setInstalled(true, userId); 16383 ps.setEnabled(COMPONENT_ENABLED_STATE_DEFAULT, userId, installerPackageName); 16384 } 16385 16386 // When replacing an existing package, preserve the original install reason for all 16387 // users that had the package installed before. 16388 final Set<Integer> previousUserIds = new ArraySet<>(); 16389 if (res.removedInfo != null && res.removedInfo.installReasons != null) { 16390 final int installReasonCount = res.removedInfo.installReasons.size(); 16391 for (int i = 0; i < installReasonCount; i++) { 16392 final int previousUserId = res.removedInfo.installReasons.keyAt(i); 16393 final int previousInstallReason = res.removedInfo.installReasons.valueAt(i); 16394 ps.setInstallReason(previousInstallReason, previousUserId); 16395 previousUserIds.add(previousUserId); 16396 } 16397 } 16398 16399 // Set install reason for users that are having the package newly installed. 16400 if (userId == UserHandle.USER_ALL) { 16401 for (int currentUserId : sUserManager.getUserIds()) { 16402 if (!previousUserIds.contains(currentUserId)) { 16403 ps.setInstallReason(installReason, currentUserId); 16404 } 16405 } 16406 } else if (!previousUserIds.contains(userId)) { 16407 ps.setInstallReason(installReason, userId); 16408 } 16409 } 16410 res.name = pkgName; 16411 res.uid = newPackage.applicationInfo.uid; 16412 res.pkg = newPackage; 16413 mSettings.setInstallStatus(pkgName, PackageSettingBase.PKG_INSTALL_COMPLETE); 16414 mSettings.setInstallerPackageName(pkgName, installerPackageName); 16415 res.setReturnCode(PackageManager.INSTALL_SUCCEEDED); 16416 //to update install status 16417 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "writeSettings"); 16418 mSettings.writeLPr(); 16419 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 16420 } 16421 16422 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 16423 } 16424 16425 private void installPackageTracedLI(InstallArgs args, PackageInstalledInfo res) { 16426 try { 16427 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "installPackage"); 16428 installPackageLI(args, res); 16429 } finally { 16430 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 16431 } 16432 } 16433 16434 private void installPackageLI(InstallArgs args, PackageInstalledInfo res) { 16435 final int installFlags = args.installFlags; 16436 final String installerPackageName = args.installerPackageName; 16437 final String volumeUuid = args.volumeUuid; 16438 final File tmpPackageFile = new File(args.getCodePath()); 16439 final boolean forwardLocked = ((installFlags & PackageManager.INSTALL_FORWARD_LOCK) != 0); 16440 final boolean onExternal = (((installFlags & PackageManager.INSTALL_EXTERNAL) != 0) 16441 || (args.volumeUuid != null)); 16442 final boolean ephemeral = ((installFlags & PackageManager.INSTALL_EPHEMERAL) != 0); 16443 final boolean forceSdk = ((installFlags & PackageManager.INSTALL_FORCE_SDK) != 0); 16444 boolean replace = false; 16445 int scanFlags = SCAN_NEW_INSTALL | SCAN_UPDATE_SIGNATURE; 16446 if (args.move != null) { 16447 // moving a complete application; perform an initial scan on the new install location 16448 scanFlags |= SCAN_INITIAL; 16449 } 16450 if ((installFlags & PackageManager.INSTALL_DONT_KILL_APP) != 0) { 16451 scanFlags |= SCAN_DONT_KILL_APP; 16452 } 16453 16454 // Result object to be returned 16455 res.setReturnCode(PackageManager.INSTALL_SUCCEEDED); 16456 16457 if (DEBUG_INSTALL) Slog.d(TAG, "installPackageLI: path=" + tmpPackageFile); 16458 16459 // Sanity check 16460 if (ephemeral && (forwardLocked || onExternal)) { 16461 Slog.i(TAG, "Incompatible ephemeral install; fwdLocked=" + forwardLocked 16462 + " external=" + onExternal); 16463 res.setReturnCode(PackageManager.INSTALL_FAILED_EPHEMERAL_INVALID); 16464 return; 16465 } 16466 16467 // Retrieve PackageSettings and parse package 16468 final int parseFlags = mDefParseFlags | PackageParser.PARSE_CHATTY 16469 | PackageParser.PARSE_ENFORCE_CODE 16470 | (forwardLocked ? PackageParser.PARSE_FORWARD_LOCK : 0) 16471 | (onExternal ? PackageParser.PARSE_EXTERNAL_STORAGE : 0) 16472 | (ephemeral ? PackageParser.PARSE_IS_EPHEMERAL : 0) 16473 | (forceSdk ? PackageParser.PARSE_FORCE_SDK : 0); 16474 PackageParser pp = new PackageParser(); 16475 pp.setSeparateProcesses(mSeparateProcesses); 16476 pp.setDisplayMetrics(mMetrics); 16477 16478 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "parsePackage"); 16479 final PackageParser.Package pkg; 16480 try { 16481 pkg = pp.parsePackage(tmpPackageFile, parseFlags); 16482 } catch (PackageParserException e) { 16483 res.setError("Failed parse during installPackageLI", e); 16484 return; 16485 } finally { 16486 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 16487 } 16488 16489// // Ephemeral apps must have target SDK >= O. 16490// // TODO: Update conditional and error message when O gets locked down 16491// if (ephemeral && pkg.applicationInfo.targetSdkVersion <= Build.VERSION_CODES.N_MR1) { 16492// res.setError(PackageManager.INSTALL_FAILED_EPHEMERAL_INVALID, 16493// "Ephemeral apps must have target SDK version of at least O"); 16494// return; 16495// } 16496 16497 if (pkg.applicationInfo.isStaticSharedLibrary()) { 16498 // Static shared libraries have synthetic package names 16499 renameStaticSharedLibraryPackage(pkg); 16500 16501 // No static shared libs on external storage 16502 if (onExternal) { 16503 Slog.i(TAG, "Static shared libs can only be installed on internal storage."); 16504 res.setError(INSTALL_FAILED_INVALID_INSTALL_LOCATION, 16505 "Packages declaring static-shared libs cannot be updated"); 16506 return; 16507 } 16508 } 16509 16510 // If we are installing a clustered package add results for the children 16511 if (pkg.childPackages != null) { 16512 synchronized (mPackages) { 16513 final int childCount = pkg.childPackages.size(); 16514 for (int i = 0; i < childCount; i++) { 16515 PackageParser.Package childPkg = pkg.childPackages.get(i); 16516 PackageInstalledInfo childRes = new PackageInstalledInfo(); 16517 childRes.setReturnCode(PackageManager.INSTALL_SUCCEEDED); 16518 childRes.pkg = childPkg; 16519 childRes.name = childPkg.packageName; 16520 PackageSetting childPs = mSettings.getPackageLPr(childPkg.packageName); 16521 if (childPs != null) { 16522 childRes.origUsers = childPs.queryInstalledUsers( 16523 sUserManager.getUserIds(), true); 16524 } 16525 if ((mPackages.containsKey(childPkg.packageName))) { 16526 childRes.removedInfo = new PackageRemovedInfo(); 16527 childRes.removedInfo.removedPackage = childPkg.packageName; 16528 } 16529 if (res.addedChildPackages == null) { 16530 res.addedChildPackages = new ArrayMap<>(); 16531 } 16532 res.addedChildPackages.put(childPkg.packageName, childRes); 16533 } 16534 } 16535 } 16536 16537 // If package doesn't declare API override, mark that we have an install 16538 // time CPU ABI override. 16539 if (TextUtils.isEmpty(pkg.cpuAbiOverride)) { 16540 pkg.cpuAbiOverride = args.abiOverride; 16541 } 16542 16543 String pkgName = res.name = pkg.packageName; 16544 if ((pkg.applicationInfo.flags&ApplicationInfo.FLAG_TEST_ONLY) != 0) { 16545 if ((installFlags & PackageManager.INSTALL_ALLOW_TEST) == 0) { 16546 res.setError(INSTALL_FAILED_TEST_ONLY, "installPackageLI"); 16547 return; 16548 } 16549 } 16550 16551 try { 16552 // either use what we've been given or parse directly from the APK 16553 if (args.certificates != null) { 16554 try { 16555 PackageParser.populateCertificates(pkg, args.certificates); 16556 } catch (PackageParserException e) { 16557 // there was something wrong with the certificates we were given; 16558 // try to pull them from the APK 16559 PackageParser.collectCertificates(pkg, parseFlags); 16560 } 16561 } else { 16562 PackageParser.collectCertificates(pkg, parseFlags); 16563 } 16564 } catch (PackageParserException e) { 16565 res.setError("Failed collect during installPackageLI", e); 16566 return; 16567 } 16568 16569 // Get rid of all references to package scan path via parser. 16570 pp = null; 16571 String oldCodePath = null; 16572 boolean systemApp = false; 16573 synchronized (mPackages) { 16574 // Check if installing already existing package 16575 if ((installFlags & PackageManager.INSTALL_REPLACE_EXISTING) != 0) { 16576 String oldName = mSettings.getRenamedPackageLPr(pkgName); 16577 if (pkg.mOriginalPackages != null 16578 && pkg.mOriginalPackages.contains(oldName) 16579 && mPackages.containsKey(oldName)) { 16580 // This package is derived from an original package, 16581 // and this device has been updating from that original 16582 // name. We must continue using the original name, so 16583 // rename the new package here. 16584 pkg.setPackageName(oldName); 16585 pkgName = pkg.packageName; 16586 replace = true; 16587 if (DEBUG_INSTALL) Slog.d(TAG, "Replacing existing renamed package: oldName=" 16588 + oldName + " pkgName=" + pkgName); 16589 } else if (mPackages.containsKey(pkgName)) { 16590 // This package, under its official name, already exists 16591 // on the device; we should replace it. 16592 replace = true; 16593 if (DEBUG_INSTALL) Slog.d(TAG, "Replace existing pacakge: " + pkgName); 16594 } 16595 16596 // Child packages are installed through the parent package 16597 if (pkg.parentPackage != null) { 16598 res.setError(PackageManager.INSTALL_PARSE_FAILED_BAD_PACKAGE_NAME, 16599 "Package " + pkg.packageName + " is child of package " 16600 + pkg.parentPackage.parentPackage + ". Child packages " 16601 + "can be updated only through the parent package."); 16602 return; 16603 } 16604 16605 if (replace) { 16606 // Prevent apps opting out from runtime permissions 16607 PackageParser.Package oldPackage = mPackages.get(pkgName); 16608 final int oldTargetSdk = oldPackage.applicationInfo.targetSdkVersion; 16609 final int newTargetSdk = pkg.applicationInfo.targetSdkVersion; 16610 if (oldTargetSdk > Build.VERSION_CODES.LOLLIPOP_MR1 16611 && newTargetSdk <= Build.VERSION_CODES.LOLLIPOP_MR1) { 16612 res.setError(PackageManager.INSTALL_FAILED_PERMISSION_MODEL_DOWNGRADE, 16613 "Package " + pkg.packageName + " new target SDK " + newTargetSdk 16614 + " doesn't support runtime permissions but the old" 16615 + " target SDK " + oldTargetSdk + " does."); 16616 return; 16617 } 16618 16619 // Prevent installing of child packages 16620 if (oldPackage.parentPackage != null) { 16621 res.setError(PackageManager.INSTALL_PARSE_FAILED_BAD_PACKAGE_NAME, 16622 "Package " + pkg.packageName + " is child of package " 16623 + oldPackage.parentPackage + ". Child packages " 16624 + "can be updated only through the parent package."); 16625 return; 16626 } 16627 } 16628 } 16629 16630 PackageSetting ps = mSettings.mPackages.get(pkgName); 16631 if (ps != null) { 16632 if (DEBUG_INSTALL) Slog.d(TAG, "Existing package: " + ps); 16633 16634 // Static shared libs have same package with different versions where 16635 // we internally use a synthetic package name to allow multiple versions 16636 // of the same package, therefore we need to compare signatures against 16637 // the package setting for the latest library version. 16638 PackageSetting signatureCheckPs = ps; 16639 if (pkg.applicationInfo.isStaticSharedLibrary()) { 16640 SharedLibraryEntry libraryEntry = getLatestSharedLibraVersionLPr(pkg); 16641 if (libraryEntry != null) { 16642 signatureCheckPs = mSettings.getPackageLPr(libraryEntry.apk); 16643 } 16644 } 16645 16646 // Quick sanity check that we're signed correctly if updating; 16647 // we'll check this again later when scanning, but we want to 16648 // bail early here before tripping over redefined permissions. 16649 if (shouldCheckUpgradeKeySetLP(signatureCheckPs, scanFlags)) { 16650 if (!checkUpgradeKeySetLP(signatureCheckPs, pkg)) { 16651 res.setError(INSTALL_FAILED_UPDATE_INCOMPATIBLE, "Package " 16652 + pkg.packageName + " upgrade keys do not match the " 16653 + "previously installed version"); 16654 return; 16655 } 16656 } else { 16657 try { 16658 verifySignaturesLP(signatureCheckPs, pkg); 16659 } catch (PackageManagerException e) { 16660 res.setError(e.error, e.getMessage()); 16661 return; 16662 } 16663 } 16664 16665 oldCodePath = mSettings.mPackages.get(pkgName).codePathString; 16666 if (ps.pkg != null && ps.pkg.applicationInfo != null) { 16667 systemApp = (ps.pkg.applicationInfo.flags & 16668 ApplicationInfo.FLAG_SYSTEM) != 0; 16669 } 16670 res.origUsers = ps.queryInstalledUsers(sUserManager.getUserIds(), true); 16671 } 16672 16673 // Check whether the newly-scanned package wants to define an already-defined perm 16674 int N = pkg.permissions.size(); 16675 for (int i = N-1; i >= 0; i--) { 16676 PackageParser.Permission perm = pkg.permissions.get(i); 16677 BasePermission bp = mSettings.mPermissions.get(perm.info.name); 16678 if (bp != null) { 16679 // If the defining package is signed with our cert, it's okay. This 16680 // also includes the "updating the same package" case, of course. 16681 // "updating same package" could also involve key-rotation. 16682 final boolean sigsOk; 16683 if (bp.sourcePackage.equals(pkg.packageName) 16684 && (bp.packageSetting instanceof PackageSetting) 16685 && (shouldCheckUpgradeKeySetLP((PackageSetting) bp.packageSetting, 16686 scanFlags))) { 16687 sigsOk = checkUpgradeKeySetLP((PackageSetting) bp.packageSetting, pkg); 16688 } else { 16689 sigsOk = compareSignatures(bp.packageSetting.signatures.mSignatures, 16690 pkg.mSignatures) == PackageManager.SIGNATURE_MATCH; 16691 } 16692 if (!sigsOk) { 16693 // If the owning package is the system itself, we log but allow 16694 // install to proceed; we fail the install on all other permission 16695 // redefinitions. 16696 if (!bp.sourcePackage.equals("android")) { 16697 res.setError(INSTALL_FAILED_DUPLICATE_PERMISSION, "Package " 16698 + pkg.packageName + " attempting to redeclare permission " 16699 + perm.info.name + " already owned by " + bp.sourcePackage); 16700 res.origPermission = perm.info.name; 16701 res.origPackage = bp.sourcePackage; 16702 return; 16703 } else { 16704 Slog.w(TAG, "Package " + pkg.packageName 16705 + " attempting to redeclare system permission " 16706 + perm.info.name + "; ignoring new declaration"); 16707 pkg.permissions.remove(i); 16708 } 16709 } else if (!PLATFORM_PACKAGE_NAME.equals(pkg.packageName)) { 16710 // Prevent apps to change protection level to dangerous from any other 16711 // type as this would allow a privilege escalation where an app adds a 16712 // normal/signature permission in other app's group and later redefines 16713 // it as dangerous leading to the group auto-grant. 16714 if ((perm.info.protectionLevel & PermissionInfo.PROTECTION_MASK_BASE) 16715 == PermissionInfo.PROTECTION_DANGEROUS) { 16716 if (bp != null && !bp.isRuntime()) { 16717 Slog.w(TAG, "Package " + pkg.packageName + " trying to change a " 16718 + "non-runtime permission " + perm.info.name 16719 + " to runtime; keeping old protection level"); 16720 perm.info.protectionLevel = bp.protectionLevel; 16721 } 16722 } 16723 } 16724 } 16725 } 16726 } 16727 16728 if (systemApp) { 16729 if (onExternal) { 16730 // Abort update; system app can't be replaced with app on sdcard 16731 res.setError(INSTALL_FAILED_INVALID_INSTALL_LOCATION, 16732 "Cannot install updates to system apps on sdcard"); 16733 return; 16734 } else if (ephemeral) { 16735 // Abort update; system app can't be replaced with an ephemeral app 16736 res.setError(INSTALL_FAILED_EPHEMERAL_INVALID, 16737 "Cannot update a system app with an ephemeral app"); 16738 return; 16739 } 16740 } 16741 16742 if (args.move != null) { 16743 // We did an in-place move, so dex is ready to roll 16744 scanFlags |= SCAN_NO_DEX; 16745 scanFlags |= SCAN_MOVE; 16746 16747 synchronized (mPackages) { 16748 final PackageSetting ps = mSettings.mPackages.get(pkgName); 16749 if (ps == null) { 16750 res.setError(INSTALL_FAILED_INTERNAL_ERROR, 16751 "Missing settings for moved package " + pkgName); 16752 } 16753 16754 // We moved the entire application as-is, so bring over the 16755 // previously derived ABI information. 16756 pkg.applicationInfo.primaryCpuAbi = ps.primaryCpuAbiString; 16757 pkg.applicationInfo.secondaryCpuAbi = ps.secondaryCpuAbiString; 16758 } 16759 16760 } else if (!forwardLocked && !pkg.applicationInfo.isExternalAsec()) { 16761 // Enable SCAN_NO_DEX flag to skip dexopt at a later stage 16762 scanFlags |= SCAN_NO_DEX; 16763 16764 try { 16765 String abiOverride = (TextUtils.isEmpty(pkg.cpuAbiOverride) ? 16766 args.abiOverride : pkg.cpuAbiOverride); 16767 derivePackageAbi(pkg, new File(pkg.codePath), abiOverride, 16768 true /*extractLibs*/, mAppLib32InstallDir); 16769 } catch (PackageManagerException pme) { 16770 Slog.e(TAG, "Error deriving application ABI", pme); 16771 res.setError(INSTALL_FAILED_INTERNAL_ERROR, "Error deriving application ABI"); 16772 return; 16773 } 16774 16775 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "dexopt"); 16776 // Do not run PackageDexOptimizer through the local performDexOpt 16777 // method because `pkg` may not be in `mPackages` yet. 16778 // 16779 // Also, don't fail application installs if the dexopt step fails. 16780 mPackageDexOptimizer.performDexOpt(pkg, pkg.usesLibraryFiles, 16781 null /* instructionSets */, false /* checkProfiles */, 16782 getCompilerFilterForReason(REASON_INSTALL), 16783 getOrCreateCompilerPackageStats(pkg)); 16784 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 16785 16786 // Notify BackgroundDexOptJobService that the package has been changed. 16787 // If this is an update of a package which used to fail to compile, 16788 // BDOS will remove it from its blacklist. 16789 // TODO: Layering violation 16790 BackgroundDexOptJobService.notifyPackageChanged(pkg.packageName); 16791 } 16792 16793 if (!args.doRename(res.returnCode, pkg, oldCodePath)) { 16794 res.setError(INSTALL_FAILED_INSUFFICIENT_STORAGE, "Failed rename"); 16795 return; 16796 } 16797 16798 startIntentFilterVerifications(args.user.getIdentifier(), replace, pkg); 16799 16800 try (PackageFreezer freezer = freezePackageForInstall(pkgName, installFlags, 16801 "installPackageLI")) { 16802 if (replace) { 16803 if (pkg.applicationInfo.isStaticSharedLibrary()) { 16804 // Static libs have a synthetic package name containing the version 16805 // and cannot be updated as an update would get a new package name, 16806 // unless this is the exact same version code which is useful for 16807 // development. 16808 PackageParser.Package existingPkg = mPackages.get(pkg.packageName); 16809 if (existingPkg != null && existingPkg.mVersionCode != pkg.mVersionCode) { 16810 res.setError(INSTALL_FAILED_DUPLICATE_PACKAGE, "Packages declaring " 16811 + "static-shared libs cannot be updated"); 16812 return; 16813 } 16814 } 16815 replacePackageLIF(pkg, parseFlags, scanFlags | SCAN_REPLACING, args.user, 16816 installerPackageName, res, args.installReason); 16817 } else { 16818 installNewPackageLIF(pkg, parseFlags, scanFlags | SCAN_DELETE_DATA_ON_FAILURES, 16819 args.user, installerPackageName, volumeUuid, res, args.installReason); 16820 } 16821 } 16822 synchronized (mPackages) { 16823 final PackageSetting ps = mSettings.mPackages.get(pkgName); 16824 if (ps != null) { 16825 res.newUsers = ps.queryInstalledUsers(sUserManager.getUserIds(), true); 16826 } 16827 16828 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 16829 for (int i = 0; i < childCount; i++) { 16830 PackageParser.Package childPkg = pkg.childPackages.get(i); 16831 PackageInstalledInfo childRes = res.addedChildPackages.get(childPkg.packageName); 16832 PackageSetting childPs = mSettings.getPackageLPr(childPkg.packageName); 16833 if (childPs != null) { 16834 childRes.newUsers = childPs.queryInstalledUsers( 16835 sUserManager.getUserIds(), true); 16836 } 16837 } 16838 } 16839 } 16840 16841 private void startIntentFilterVerifications(int userId, boolean replacing, 16842 PackageParser.Package pkg) { 16843 if (mIntentFilterVerifierComponent == null) { 16844 Slog.w(TAG, "No IntentFilter verification will not be done as " 16845 + "there is no IntentFilterVerifier available!"); 16846 return; 16847 } 16848 16849 final int verifierUid = getPackageUid( 16850 mIntentFilterVerifierComponent.getPackageName(), 16851 MATCH_DEBUG_TRIAGED_MISSING, 16852 (userId == UserHandle.USER_ALL) ? UserHandle.USER_SYSTEM : userId); 16853 16854 Message msg = mHandler.obtainMessage(START_INTENT_FILTER_VERIFICATIONS); 16855 msg.obj = new IFVerificationParams(pkg, replacing, userId, verifierUid); 16856 mHandler.sendMessage(msg); 16857 16858 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 16859 for (int i = 0; i < childCount; i++) { 16860 PackageParser.Package childPkg = pkg.childPackages.get(i); 16861 msg = mHandler.obtainMessage(START_INTENT_FILTER_VERIFICATIONS); 16862 msg.obj = new IFVerificationParams(childPkg, replacing, userId, verifierUid); 16863 mHandler.sendMessage(msg); 16864 } 16865 } 16866 16867 private void verifyIntentFiltersIfNeeded(int userId, int verifierUid, boolean replacing, 16868 PackageParser.Package pkg) { 16869 int size = pkg.activities.size(); 16870 if (size == 0) { 16871 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 16872 "No activity, so no need to verify any IntentFilter!"); 16873 return; 16874 } 16875 16876 final boolean hasDomainURLs = hasDomainURLs(pkg); 16877 if (!hasDomainURLs) { 16878 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 16879 "No domain URLs, so no need to verify any IntentFilter!"); 16880 return; 16881 } 16882 16883 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, "Checking for userId:" + userId 16884 + " if any IntentFilter from the " + size 16885 + " Activities needs verification ..."); 16886 16887 int count = 0; 16888 final String packageName = pkg.packageName; 16889 16890 synchronized (mPackages) { 16891 // If this is a new install and we see that we've already run verification for this 16892 // package, we have nothing to do: it means the state was restored from backup. 16893 if (!replacing) { 16894 IntentFilterVerificationInfo ivi = 16895 mSettings.getIntentFilterVerificationLPr(packageName); 16896 if (ivi != null) { 16897 if (DEBUG_DOMAIN_VERIFICATION) { 16898 Slog.i(TAG, "Package " + packageName+ " already verified: status=" 16899 + ivi.getStatusString()); 16900 } 16901 return; 16902 } 16903 } 16904 16905 // If any filters need to be verified, then all need to be. 16906 boolean needToVerify = false; 16907 for (PackageParser.Activity a : pkg.activities) { 16908 for (ActivityIntentInfo filter : a.intents) { 16909 if (filter.needsVerification() && needsNetworkVerificationLPr(filter)) { 16910 if (DEBUG_DOMAIN_VERIFICATION) { 16911 Slog.d(TAG, "Intent filter needs verification, so processing all filters"); 16912 } 16913 needToVerify = true; 16914 break; 16915 } 16916 } 16917 } 16918 16919 if (needToVerify) { 16920 final int verificationId = mIntentFilterVerificationToken++; 16921 for (PackageParser.Activity a : pkg.activities) { 16922 for (ActivityIntentInfo filter : a.intents) { 16923 if (filter.handlesWebUris(true) && needsNetworkVerificationLPr(filter)) { 16924 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 16925 "Verification needed for IntentFilter:" + filter.toString()); 16926 mIntentFilterVerifier.addOneIntentFilterVerification( 16927 verifierUid, userId, verificationId, filter, packageName); 16928 count++; 16929 } 16930 } 16931 } 16932 } 16933 } 16934 16935 if (count > 0) { 16936 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, "Starting " + count 16937 + " IntentFilter verification" + (count > 1 ? "s" : "") 16938 + " for userId:" + userId); 16939 mIntentFilterVerifier.startVerifications(userId); 16940 } else { 16941 if (DEBUG_DOMAIN_VERIFICATION) { 16942 Slog.d(TAG, "No filters or not all autoVerify for " + packageName); 16943 } 16944 } 16945 } 16946 16947 private boolean needsNetworkVerificationLPr(ActivityIntentInfo filter) { 16948 final ComponentName cn = filter.activity.getComponentName(); 16949 final String packageName = cn.getPackageName(); 16950 16951 IntentFilterVerificationInfo ivi = mSettings.getIntentFilterVerificationLPr( 16952 packageName); 16953 if (ivi == null) { 16954 return true; 16955 } 16956 int status = ivi.getStatus(); 16957 switch (status) { 16958 case INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED: 16959 case INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK: 16960 return true; 16961 16962 default: 16963 // Nothing to do 16964 return false; 16965 } 16966 } 16967 16968 private static boolean isMultiArch(ApplicationInfo info) { 16969 return (info.flags & ApplicationInfo.FLAG_MULTIARCH) != 0; 16970 } 16971 16972 private static boolean isExternal(PackageParser.Package pkg) { 16973 return (pkg.applicationInfo.flags & ApplicationInfo.FLAG_EXTERNAL_STORAGE) != 0; 16974 } 16975 16976 private static boolean isExternal(PackageSetting ps) { 16977 return (ps.pkgFlags & ApplicationInfo.FLAG_EXTERNAL_STORAGE) != 0; 16978 } 16979 16980 private static boolean isEphemeral(PackageParser.Package pkg) { 16981 return pkg.applicationInfo.isInstantApp(); 16982 } 16983 16984 private static boolean isEphemeral(PackageSetting ps) { 16985 return ps.pkg != null && isEphemeral(ps.pkg); 16986 } 16987 16988 private static boolean isSystemApp(PackageParser.Package pkg) { 16989 return (pkg.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) != 0; 16990 } 16991 16992 private static boolean isPrivilegedApp(PackageParser.Package pkg) { 16993 return (pkg.applicationInfo.privateFlags & ApplicationInfo.PRIVATE_FLAG_PRIVILEGED) != 0; 16994 } 16995 16996 private static boolean hasDomainURLs(PackageParser.Package pkg) { 16997 return (pkg.applicationInfo.privateFlags & ApplicationInfo.PRIVATE_FLAG_HAS_DOMAIN_URLS) != 0; 16998 } 16999 17000 private static boolean isSystemApp(PackageSetting ps) { 17001 return (ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) != 0; 17002 } 17003 17004 private static boolean isUpdatedSystemApp(PackageSetting ps) { 17005 return (ps.pkgFlags & ApplicationInfo.FLAG_UPDATED_SYSTEM_APP) != 0; 17006 } 17007 17008 private int packageFlagsToInstallFlags(PackageSetting ps) { 17009 int installFlags = 0; 17010 if (isEphemeral(ps)) { 17011 installFlags |= PackageManager.INSTALL_EPHEMERAL; 17012 } 17013 if (isExternal(ps) && TextUtils.isEmpty(ps.volumeUuid)) { 17014 // This existing package was an external ASEC install when we have 17015 // the external flag without a UUID 17016 installFlags |= PackageManager.INSTALL_EXTERNAL; 17017 } 17018 if (ps.isForwardLocked()) { 17019 installFlags |= PackageManager.INSTALL_FORWARD_LOCK; 17020 } 17021 return installFlags; 17022 } 17023 17024 private String getVolumeUuidForPackage(PackageParser.Package pkg) { 17025 if (isExternal(pkg)) { 17026 if (TextUtils.isEmpty(pkg.volumeUuid)) { 17027 return StorageManager.UUID_PRIMARY_PHYSICAL; 17028 } else { 17029 return pkg.volumeUuid; 17030 } 17031 } else { 17032 return StorageManager.UUID_PRIVATE_INTERNAL; 17033 } 17034 } 17035 17036 private VersionInfo getSettingsVersionForPackage(PackageParser.Package pkg) { 17037 if (isExternal(pkg)) { 17038 if (TextUtils.isEmpty(pkg.volumeUuid)) { 17039 return mSettings.getExternalVersion(); 17040 } else { 17041 return mSettings.findOrCreateVersion(pkg.volumeUuid); 17042 } 17043 } else { 17044 return mSettings.getInternalVersion(); 17045 } 17046 } 17047 17048 private void deleteTempPackageFiles() { 17049 final FilenameFilter filter = new FilenameFilter() { 17050 public boolean accept(File dir, String name) { 17051 return name.startsWith("vmdl") && name.endsWith(".tmp"); 17052 } 17053 }; 17054 for (File file : mDrmAppPrivateInstallDir.listFiles(filter)) { 17055 file.delete(); 17056 } 17057 } 17058 17059 @Override 17060 public void deletePackageAsUser(String packageName, int versionCode, 17061 IPackageDeleteObserver observer, int userId, int flags) { 17062 deletePackageVersioned(new VersionedPackage(packageName, versionCode), 17063 new LegacyPackageDeleteObserver(observer).getBinder(), userId, flags); 17064 } 17065 17066 @Override 17067 public void deletePackageVersioned(VersionedPackage versionedPackage, 17068 final IPackageDeleteObserver2 observer, final int userId, final int deleteFlags) { 17069 mContext.enforceCallingOrSelfPermission( 17070 android.Manifest.permission.DELETE_PACKAGES, null); 17071 Preconditions.checkNotNull(versionedPackage); 17072 Preconditions.checkNotNull(observer); 17073 Preconditions.checkArgumentInRange(versionedPackage.getVersionCode(), 17074 PackageManager.VERSION_CODE_HIGHEST, 17075 Integer.MAX_VALUE, "versionCode must be >= -1"); 17076 17077 final String packageName = versionedPackage.getPackageName(); 17078 // TODO: We will change version code to long, so in the new API it is long 17079 final int versionCode = (int) versionedPackage.getVersionCode(); 17080 final String internalPackageName; 17081 synchronized (mPackages) { 17082 // Normalize package name to handle renamed packages and static libs 17083 internalPackageName = resolveInternalPackageNameLPr(versionedPackage.getPackageName(), 17084 // TODO: We will change version code to long, so in the new API it is long 17085 (int) versionedPackage.getVersionCode()); 17086 } 17087 17088 final int uid = Binder.getCallingUid(); 17089 if (!isOrphaned(internalPackageName) 17090 && !isCallerAllowedToSilentlyUninstall(uid, internalPackageName)) { 17091 try { 17092 final Intent intent = new Intent(Intent.ACTION_UNINSTALL_PACKAGE); 17093 intent.setData(Uri.fromParts(PACKAGE_SCHEME, packageName, null)); 17094 intent.putExtra(PackageInstaller.EXTRA_CALLBACK, observer.asBinder()); 17095 observer.onUserActionRequired(intent); 17096 } catch (RemoteException re) { 17097 } 17098 return; 17099 } 17100 final boolean deleteAllUsers = (deleteFlags & PackageManager.DELETE_ALL_USERS) != 0; 17101 final int[] users = deleteAllUsers ? sUserManager.getUserIds() : new int[]{ userId }; 17102 if (UserHandle.getUserId(uid) != userId || (deleteAllUsers && users.length > 1)) { 17103 mContext.enforceCallingOrSelfPermission( 17104 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, 17105 "deletePackage for user " + userId); 17106 } 17107 17108 if (isUserRestricted(userId, UserManager.DISALLOW_UNINSTALL_APPS)) { 17109 try { 17110 observer.onPackageDeleted(packageName, 17111 PackageManager.DELETE_FAILED_USER_RESTRICTED, null); 17112 } catch (RemoteException re) { 17113 } 17114 return; 17115 } 17116 17117 if (!deleteAllUsers && getBlockUninstallForUser(internalPackageName, userId)) { 17118 try { 17119 observer.onPackageDeleted(packageName, 17120 PackageManager.DELETE_FAILED_OWNER_BLOCKED, null); 17121 } catch (RemoteException re) { 17122 } 17123 return; 17124 } 17125 17126 if (DEBUG_REMOVE) { 17127 Slog.d(TAG, "deletePackageAsUser: pkg=" + internalPackageName + " user=" + userId 17128 + " deleteAllUsers: " + deleteAllUsers + " version=" 17129 + (versionCode == PackageManager.VERSION_CODE_HIGHEST 17130 ? "VERSION_CODE_HIGHEST" : versionCode)); 17131 } 17132 // Queue up an async operation since the package deletion may take a little while. 17133 mHandler.post(new Runnable() { 17134 public void run() { 17135 mHandler.removeCallbacks(this); 17136 int returnCode; 17137 if (!deleteAllUsers) { 17138 returnCode = deletePackageX(internalPackageName, versionCode, 17139 userId, deleteFlags); 17140 } else { 17141 int[] blockUninstallUserIds = getBlockUninstallForUsers( 17142 internalPackageName, users); 17143 // If nobody is blocking uninstall, proceed with delete for all users 17144 if (ArrayUtils.isEmpty(blockUninstallUserIds)) { 17145 returnCode = deletePackageX(internalPackageName, versionCode, 17146 userId, deleteFlags); 17147 } else { 17148 // Otherwise uninstall individually for users with blockUninstalls=false 17149 final int userFlags = deleteFlags & ~PackageManager.DELETE_ALL_USERS; 17150 for (int userId : users) { 17151 if (!ArrayUtils.contains(blockUninstallUserIds, userId)) { 17152 returnCode = deletePackageX(internalPackageName, versionCode, 17153 userId, userFlags); 17154 if (returnCode != PackageManager.DELETE_SUCCEEDED) { 17155 Slog.w(TAG, "Package delete failed for user " + userId 17156 + ", returnCode " + returnCode); 17157 } 17158 } 17159 } 17160 // The app has only been marked uninstalled for certain users. 17161 // We still need to report that delete was blocked 17162 returnCode = PackageManager.DELETE_FAILED_OWNER_BLOCKED; 17163 } 17164 } 17165 try { 17166 observer.onPackageDeleted(packageName, returnCode, null); 17167 } catch (RemoteException e) { 17168 Log.i(TAG, "Observer no longer exists."); 17169 } //end catch 17170 } //end run 17171 }); 17172 } 17173 17174 private String resolveExternalPackageNameLPr(PackageParser.Package pkg) { 17175 if (pkg.staticSharedLibName != null) { 17176 return pkg.manifestPackageName; 17177 } 17178 return pkg.packageName; 17179 } 17180 17181 private String resolveInternalPackageNameLPr(String packageName, int versionCode) { 17182 // Handle renamed packages 17183 String normalizedPackageName = mSettings.getRenamedPackageLPr(packageName); 17184 packageName = normalizedPackageName != null ? normalizedPackageName : packageName; 17185 17186 // Is this a static library? 17187 SparseArray<SharedLibraryEntry> versionedLib = 17188 mStaticLibsByDeclaringPackage.get(packageName); 17189 if (versionedLib == null || versionedLib.size() <= 0) { 17190 return packageName; 17191 } 17192 17193 // Figure out which lib versions the caller can see 17194 SparseIntArray versionsCallerCanSee = null; 17195 final int callingAppId = UserHandle.getAppId(Binder.getCallingUid()); 17196 if (callingAppId != Process.SYSTEM_UID && callingAppId != Process.SHELL_UID 17197 && callingAppId != Process.ROOT_UID) { 17198 versionsCallerCanSee = new SparseIntArray(); 17199 String libName = versionedLib.valueAt(0).info.getName(); 17200 String[] uidPackages = getPackagesForUid(Binder.getCallingUid()); 17201 if (uidPackages != null) { 17202 for (String uidPackage : uidPackages) { 17203 PackageSetting ps = mSettings.getPackageLPr(uidPackage); 17204 final int libIdx = ArrayUtils.indexOf(ps.usesStaticLibraries, libName); 17205 if (libIdx >= 0) { 17206 final int libVersion = ps.usesStaticLibrariesVersions[libIdx]; 17207 versionsCallerCanSee.append(libVersion, libVersion); 17208 } 17209 } 17210 } 17211 } 17212 17213 // Caller can see nothing - done 17214 if (versionsCallerCanSee != null && versionsCallerCanSee.size() <= 0) { 17215 return packageName; 17216 } 17217 17218 // Find the version the caller can see and the app version code 17219 SharedLibraryEntry highestVersion = null; 17220 final int versionCount = versionedLib.size(); 17221 for (int i = 0; i < versionCount; i++) { 17222 SharedLibraryEntry libEntry = versionedLib.valueAt(i); 17223 if (versionsCallerCanSee != null && versionsCallerCanSee.indexOfKey( 17224 libEntry.info.getVersion()) < 0) { 17225 continue; 17226 } 17227 // TODO: We will change version code to long, so in the new API it is long 17228 final int libVersionCode = (int) libEntry.info.getDeclaringPackage().getVersionCode(); 17229 if (versionCode != PackageManager.VERSION_CODE_HIGHEST) { 17230 if (libVersionCode == versionCode) { 17231 return libEntry.apk; 17232 } 17233 } else if (highestVersion == null) { 17234 highestVersion = libEntry; 17235 } else if (libVersionCode > highestVersion.info 17236 .getDeclaringPackage().getVersionCode()) { 17237 highestVersion = libEntry; 17238 } 17239 } 17240 17241 if (highestVersion != null) { 17242 return highestVersion.apk; 17243 } 17244 17245 return packageName; 17246 } 17247 17248 private boolean isCallerAllowedToSilentlyUninstall(int callingUid, String pkgName) { 17249 if (callingUid == Process.SHELL_UID || callingUid == Process.ROOT_UID 17250 || callingUid == Process.SYSTEM_UID) { 17251 return true; 17252 } 17253 final int callingUserId = UserHandle.getUserId(callingUid); 17254 // If the caller installed the pkgName, then allow it to silently uninstall. 17255 if (callingUid == getPackageUid(getInstallerPackageName(pkgName), 0, callingUserId)) { 17256 return true; 17257 } 17258 17259 // Allow package verifier to silently uninstall. 17260 if (mRequiredVerifierPackage != null && 17261 callingUid == getPackageUid(mRequiredVerifierPackage, 0, callingUserId)) { 17262 return true; 17263 } 17264 17265 // Allow package uninstaller to silently uninstall. 17266 if (mRequiredUninstallerPackage != null && 17267 callingUid == getPackageUid(mRequiredUninstallerPackage, 0, callingUserId)) { 17268 return true; 17269 } 17270 17271 // Allow storage manager to silently uninstall. 17272 if (mStorageManagerPackage != null && 17273 callingUid == getPackageUid(mStorageManagerPackage, 0, callingUserId)) { 17274 return true; 17275 } 17276 return false; 17277 } 17278 17279 private int[] getBlockUninstallForUsers(String packageName, int[] userIds) { 17280 int[] result = EMPTY_INT_ARRAY; 17281 for (int userId : userIds) { 17282 if (getBlockUninstallForUser(packageName, userId)) { 17283 result = ArrayUtils.appendInt(result, userId); 17284 } 17285 } 17286 return result; 17287 } 17288 17289 @Override 17290 public boolean isPackageDeviceAdminOnAnyUser(String packageName) { 17291 return isPackageDeviceAdmin(packageName, UserHandle.USER_ALL); 17292 } 17293 17294 private boolean isPackageDeviceAdmin(String packageName, int userId) { 17295 IDevicePolicyManager dpm = IDevicePolicyManager.Stub.asInterface( 17296 ServiceManager.getService(Context.DEVICE_POLICY_SERVICE)); 17297 try { 17298 if (dpm != null) { 17299 final ComponentName deviceOwnerComponentName = dpm.getDeviceOwnerComponent( 17300 /* callingUserOnly =*/ false); 17301 final String deviceOwnerPackageName = deviceOwnerComponentName == null ? null 17302 : deviceOwnerComponentName.getPackageName(); 17303 // Does the package contains the device owner? 17304 // TODO Do we have to do it even if userId != UserHandle.USER_ALL? Otherwise, 17305 // this check is probably not needed, since DO should be registered as a device 17306 // admin on some user too. (Original bug for this: b/17657954) 17307 if (packageName.equals(deviceOwnerPackageName)) { 17308 return true; 17309 } 17310 // Does it contain a device admin for any user? 17311 int[] users; 17312 if (userId == UserHandle.USER_ALL) { 17313 users = sUserManager.getUserIds(); 17314 } else { 17315 users = new int[]{userId}; 17316 } 17317 for (int i = 0; i < users.length; ++i) { 17318 if (dpm.packageHasActiveAdmins(packageName, users[i])) { 17319 return true; 17320 } 17321 } 17322 } 17323 } catch (RemoteException e) { 17324 } 17325 return false; 17326 } 17327 17328 private boolean shouldKeepUninstalledPackageLPr(String packageName) { 17329 return mKeepUninstalledPackages != null && mKeepUninstalledPackages.contains(packageName); 17330 } 17331 17332 /** 17333 * This method is an internal method that could be get invoked either 17334 * to delete an installed package or to clean up a failed installation. 17335 * After deleting an installed package, a broadcast is sent to notify any 17336 * listeners that the package has been removed. For cleaning up a failed 17337 * installation, the broadcast is not necessary since the package's 17338 * installation wouldn't have sent the initial broadcast either 17339 * The key steps in deleting a package are 17340 * deleting the package information in internal structures like mPackages, 17341 * deleting the packages base directories through installd 17342 * updating mSettings to reflect current status 17343 * persisting settings for later use 17344 * sending a broadcast if necessary 17345 */ 17346 private int deletePackageX(String packageName, int versionCode, int userId, int deleteFlags) { 17347 final PackageRemovedInfo info = new PackageRemovedInfo(); 17348 final boolean res; 17349 17350 final int removeUser = (deleteFlags & PackageManager.DELETE_ALL_USERS) != 0 17351 ? UserHandle.USER_ALL : userId; 17352 17353 if (isPackageDeviceAdmin(packageName, removeUser)) { 17354 Slog.w(TAG, "Not removing package " + packageName + ": has active device admin"); 17355 return PackageManager.DELETE_FAILED_DEVICE_POLICY_MANAGER; 17356 } 17357 17358 PackageSetting uninstalledPs = null; 17359 17360 // for the uninstall-updates case and restricted profiles, remember the per- 17361 // user handle installed state 17362 int[] allUsers; 17363 synchronized (mPackages) { 17364 uninstalledPs = mSettings.mPackages.get(packageName); 17365 if (uninstalledPs == null) { 17366 Slog.w(TAG, "Not removing non-existent package " + packageName); 17367 return PackageManager.DELETE_FAILED_INTERNAL_ERROR; 17368 } 17369 17370 if (versionCode != PackageManager.VERSION_CODE_HIGHEST 17371 && uninstalledPs.versionCode != versionCode) { 17372 Slog.w(TAG, "Not removing package " + packageName + " with versionCode " 17373 + uninstalledPs.versionCode + " != " + versionCode); 17374 return PackageManager.DELETE_FAILED_INTERNAL_ERROR; 17375 } 17376 17377 // Static shared libs can be declared by any package, so let us not 17378 // allow removing a package if it provides a lib others depend on. 17379 PackageParser.Package pkg = mPackages.get(packageName); 17380 if (pkg != null && pkg.staticSharedLibName != null) { 17381 SharedLibraryEntry libEntry = getSharedLibraryEntryLPr(pkg.staticSharedLibName, 17382 pkg.staticSharedLibVersion); 17383 if (libEntry != null) { 17384 List<VersionedPackage> libClientPackages = getPackagesUsingSharedLibraryLPr( 17385 libEntry.info, 0, userId); 17386 if (!ArrayUtils.isEmpty(libClientPackages)) { 17387 Slog.w(TAG, "Not removing package " + pkg.manifestPackageName 17388 + " hosting lib " + libEntry.info.getName() + " version " 17389 + libEntry.info.getVersion() + " used by " + libClientPackages); 17390 return PackageManager.DELETE_FAILED_USED_SHARED_LIBRARY; 17391 } 17392 } 17393 } 17394 17395 allUsers = sUserManager.getUserIds(); 17396 info.origUsers = uninstalledPs.queryInstalledUsers(allUsers, true); 17397 } 17398 17399 final int freezeUser; 17400 if (isUpdatedSystemApp(uninstalledPs) 17401 && ((deleteFlags & PackageManager.DELETE_SYSTEM_APP) == 0)) { 17402 // We're downgrading a system app, which will apply to all users, so 17403 // freeze them all during the downgrade 17404 freezeUser = UserHandle.USER_ALL; 17405 } else { 17406 freezeUser = removeUser; 17407 } 17408 17409 synchronized (mInstallLock) { 17410 if (DEBUG_REMOVE) Slog.d(TAG, "deletePackageX: pkg=" + packageName + " user=" + userId); 17411 try (PackageFreezer freezer = freezePackageForDelete(packageName, freezeUser, 17412 deleteFlags, "deletePackageX")) { 17413 res = deletePackageLIF(packageName, UserHandle.of(removeUser), true, allUsers, 17414 deleteFlags | REMOVE_CHATTY, info, true, null); 17415 } 17416 synchronized (mPackages) { 17417 if (res) { 17418 mInstantAppRegistry.onPackageUninstalledLPw(uninstalledPs.pkg, 17419 info.removedUsers); 17420 } 17421 } 17422 } 17423 17424 if (res) { 17425 final boolean killApp = (deleteFlags & PackageManager.DELETE_DONT_KILL_APP) == 0; 17426 info.sendPackageRemovedBroadcasts(killApp); 17427 info.sendSystemPackageUpdatedBroadcasts(); 17428 info.sendSystemPackageAppearedBroadcasts(); 17429 } 17430 // Force a gc here. 17431 Runtime.getRuntime().gc(); 17432 // Delete the resources here after sending the broadcast to let 17433 // other processes clean up before deleting resources. 17434 if (info.args != null) { 17435 synchronized (mInstallLock) { 17436 info.args.doPostDeleteLI(true); 17437 } 17438 } 17439 17440 return res ? PackageManager.DELETE_SUCCEEDED : PackageManager.DELETE_FAILED_INTERNAL_ERROR; 17441 } 17442 17443 class PackageRemovedInfo { 17444 String removedPackage; 17445 int uid = -1; 17446 int removedAppId = -1; 17447 int[] origUsers; 17448 int[] removedUsers = null; 17449 SparseArray<Integer> installReasons; 17450 boolean isRemovedPackageSystemUpdate = false; 17451 boolean isUpdate; 17452 boolean dataRemoved; 17453 boolean removedForAllUsers; 17454 boolean isStaticSharedLib; 17455 // Clean up resources deleted packages. 17456 InstallArgs args = null; 17457 ArrayMap<String, PackageRemovedInfo> removedChildPackages; 17458 ArrayMap<String, PackageInstalledInfo> appearedChildPackages; 17459 17460 void sendPackageRemovedBroadcasts(boolean killApp) { 17461 sendPackageRemovedBroadcastInternal(killApp); 17462 final int childCount = removedChildPackages != null ? removedChildPackages.size() : 0; 17463 for (int i = 0; i < childCount; i++) { 17464 PackageRemovedInfo childInfo = removedChildPackages.valueAt(i); 17465 childInfo.sendPackageRemovedBroadcastInternal(killApp); 17466 } 17467 } 17468 17469 void sendSystemPackageUpdatedBroadcasts() { 17470 if (isRemovedPackageSystemUpdate) { 17471 sendSystemPackageUpdatedBroadcastsInternal(); 17472 final int childCount = (removedChildPackages != null) 17473 ? removedChildPackages.size() : 0; 17474 for (int i = 0; i < childCount; i++) { 17475 PackageRemovedInfo childInfo = removedChildPackages.valueAt(i); 17476 if (childInfo.isRemovedPackageSystemUpdate) { 17477 childInfo.sendSystemPackageUpdatedBroadcastsInternal(); 17478 } 17479 } 17480 } 17481 } 17482 17483 void sendSystemPackageAppearedBroadcasts() { 17484 final int packageCount = (appearedChildPackages != null) 17485 ? appearedChildPackages.size() : 0; 17486 for (int i = 0; i < packageCount; i++) { 17487 PackageInstalledInfo installedInfo = appearedChildPackages.valueAt(i); 17488 sendPackageAddedForNewUsers(installedInfo.name, true, 17489 UserHandle.getAppId(installedInfo.uid), installedInfo.newUsers); 17490 } 17491 } 17492 17493 private void sendSystemPackageUpdatedBroadcastsInternal() { 17494 Bundle extras = new Bundle(2); 17495 extras.putInt(Intent.EXTRA_UID, removedAppId >= 0 ? removedAppId : uid); 17496 extras.putBoolean(Intent.EXTRA_REPLACING, true); 17497 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, removedPackage, 17498 extras, 0, null, null, null); 17499 sendPackageBroadcast(Intent.ACTION_PACKAGE_REPLACED, removedPackage, 17500 extras, 0, null, null, null); 17501 sendPackageBroadcast(Intent.ACTION_MY_PACKAGE_REPLACED, null, 17502 null, 0, removedPackage, null, null); 17503 } 17504 17505 private void sendPackageRemovedBroadcastInternal(boolean killApp) { 17506 // Don't send static shared library removal broadcasts as these 17507 // libs are visible only the the apps that depend on them an one 17508 // cannot remove the library if it has a dependency. 17509 if (isStaticSharedLib) { 17510 return; 17511 } 17512 Bundle extras = new Bundle(2); 17513 extras.putInt(Intent.EXTRA_UID, removedAppId >= 0 ? removedAppId : uid); 17514 extras.putBoolean(Intent.EXTRA_DATA_REMOVED, dataRemoved); 17515 extras.putBoolean(Intent.EXTRA_DONT_KILL_APP, !killApp); 17516 if (isUpdate || isRemovedPackageSystemUpdate) { 17517 extras.putBoolean(Intent.EXTRA_REPLACING, true); 17518 } 17519 extras.putBoolean(Intent.EXTRA_REMOVED_FOR_ALL_USERS, removedForAllUsers); 17520 if (removedPackage != null) { 17521 sendPackageBroadcast(Intent.ACTION_PACKAGE_REMOVED, removedPackage, 17522 extras, 0, null, null, removedUsers); 17523 if (dataRemoved && !isRemovedPackageSystemUpdate) { 17524 sendPackageBroadcast(Intent.ACTION_PACKAGE_FULLY_REMOVED, 17525 removedPackage, extras, Intent.FLAG_RECEIVER_INCLUDE_BACKGROUND, 17526 null, null, removedUsers); 17527 } 17528 } 17529 if (removedAppId >= 0) { 17530 sendPackageBroadcast(Intent.ACTION_UID_REMOVED, null, extras, 0, null, null, 17531 removedUsers); 17532 } 17533 } 17534 } 17535 17536 /* 17537 * This method deletes the package from internal data structures. If the DONT_DELETE_DATA 17538 * flag is not set, the data directory is removed as well. 17539 * make sure this flag is set for partially installed apps. If not its meaningless to 17540 * delete a partially installed application. 17541 */ 17542 private void removePackageDataLIF(PackageSetting ps, int[] allUserHandles, 17543 PackageRemovedInfo outInfo, int flags, boolean writeSettings) { 17544 String packageName = ps.name; 17545 if (DEBUG_REMOVE) Slog.d(TAG, "removePackageDataLI: " + ps); 17546 // Retrieve object to delete permissions for shared user later on 17547 final PackageParser.Package deletedPkg; 17548 final PackageSetting deletedPs; 17549 // reader 17550 synchronized (mPackages) { 17551 deletedPkg = mPackages.get(packageName); 17552 deletedPs = mSettings.mPackages.get(packageName); 17553 if (outInfo != null) { 17554 outInfo.removedPackage = packageName; 17555 outInfo.isStaticSharedLib = deletedPkg != null 17556 && deletedPkg.staticSharedLibName != null; 17557 outInfo.removedUsers = deletedPs != null 17558 ? deletedPs.queryInstalledUsers(sUserManager.getUserIds(), true) 17559 : null; 17560 } 17561 } 17562 17563 removePackageLI(ps, (flags & REMOVE_CHATTY) != 0); 17564 17565 if ((flags & PackageManager.DELETE_KEEP_DATA) == 0) { 17566 final PackageParser.Package resolvedPkg; 17567 if (deletedPkg != null) { 17568 resolvedPkg = deletedPkg; 17569 } else { 17570 // We don't have a parsed package when it lives on an ejected 17571 // adopted storage device, so fake something together 17572 resolvedPkg = new PackageParser.Package(ps.name); 17573 resolvedPkg.setVolumeUuid(ps.volumeUuid); 17574 } 17575 destroyAppDataLIF(resolvedPkg, UserHandle.USER_ALL, 17576 StorageManager.FLAG_STORAGE_DE | StorageManager.FLAG_STORAGE_CE); 17577 destroyAppProfilesLIF(resolvedPkg, UserHandle.USER_ALL); 17578 if (outInfo != null) { 17579 outInfo.dataRemoved = true; 17580 } 17581 schedulePackageCleaning(packageName, UserHandle.USER_ALL, true); 17582 } 17583 17584 int removedAppId = -1; 17585 17586 // writer 17587 synchronized (mPackages) { 17588 if (deletedPs != null) { 17589 if ((flags&PackageManager.DELETE_KEEP_DATA) == 0) { 17590 clearIntentFilterVerificationsLPw(deletedPs.name, UserHandle.USER_ALL); 17591 clearDefaultBrowserIfNeeded(packageName); 17592 mSettings.mKeySetManagerService.removeAppKeySetDataLPw(packageName); 17593 removedAppId = mSettings.removePackageLPw(packageName); 17594 if (outInfo != null) { 17595 outInfo.removedAppId = removedAppId; 17596 } 17597 updatePermissionsLPw(deletedPs.name, null, 0); 17598 if (deletedPs.sharedUser != null) { 17599 // Remove permissions associated with package. Since runtime 17600 // permissions are per user we have to kill the removed package 17601 // or packages running under the shared user of the removed 17602 // package if revoking the permissions requested only by the removed 17603 // package is successful and this causes a change in gids. 17604 for (int userId : UserManagerService.getInstance().getUserIds()) { 17605 final int userIdToKill = mSettings.updateSharedUserPermsLPw(deletedPs, 17606 userId); 17607 if (userIdToKill == UserHandle.USER_ALL 17608 || userIdToKill >= UserHandle.USER_SYSTEM) { 17609 // If gids changed for this user, kill all affected packages. 17610 mHandler.post(new Runnable() { 17611 @Override 17612 public void run() { 17613 // This has to happen with no lock held. 17614 killApplication(deletedPs.name, deletedPs.appId, 17615 KILL_APP_REASON_GIDS_CHANGED); 17616 } 17617 }); 17618 break; 17619 } 17620 } 17621 } 17622 clearPackagePreferredActivitiesLPw(deletedPs.name, UserHandle.USER_ALL); 17623 } 17624 // make sure to preserve per-user disabled state if this removal was just 17625 // a downgrade of a system app to the factory package 17626 if (allUserHandles != null && outInfo != null && outInfo.origUsers != null) { 17627 if (DEBUG_REMOVE) { 17628 Slog.d(TAG, "Propagating install state across downgrade"); 17629 } 17630 for (int userId : allUserHandles) { 17631 final boolean installed = ArrayUtils.contains(outInfo.origUsers, userId); 17632 if (DEBUG_REMOVE) { 17633 Slog.d(TAG, " user " + userId + " => " + installed); 17634 } 17635 ps.setInstalled(installed, userId); 17636 } 17637 } 17638 } 17639 // can downgrade to reader 17640 if (writeSettings) { 17641 // Save settings now 17642 mSettings.writeLPr(); 17643 } 17644 } 17645 if (removedAppId != -1) { 17646 // A user ID was deleted here. Go through all users and remove it 17647 // from KeyStore. 17648 removeKeystoreDataIfNeeded(UserHandle.USER_ALL, removedAppId); 17649 } 17650 } 17651 17652 static boolean locationIsPrivileged(File path) { 17653 try { 17654 final String privilegedAppDir = new File(Environment.getRootDirectory(), "priv-app") 17655 .getCanonicalPath(); 17656 return path.getCanonicalPath().startsWith(privilegedAppDir); 17657 } catch (IOException e) { 17658 Slog.e(TAG, "Unable to access code path " + path); 17659 } 17660 return false; 17661 } 17662 17663 /* 17664 * Tries to delete system package. 17665 */ 17666 private boolean deleteSystemPackageLIF(PackageParser.Package deletedPkg, 17667 PackageSetting deletedPs, int[] allUserHandles, int flags, PackageRemovedInfo outInfo, 17668 boolean writeSettings) { 17669 if (deletedPs.parentPackageName != null) { 17670 Slog.w(TAG, "Attempt to delete child system package " + deletedPkg.packageName); 17671 return false; 17672 } 17673 17674 final boolean applyUserRestrictions 17675 = (allUserHandles != null) && (outInfo.origUsers != null); 17676 final PackageSetting disabledPs; 17677 // Confirm if the system package has been updated 17678 // An updated system app can be deleted. This will also have to restore 17679 // the system pkg from system partition 17680 // reader 17681 synchronized (mPackages) { 17682 disabledPs = mSettings.getDisabledSystemPkgLPr(deletedPs.name); 17683 } 17684 17685 if (DEBUG_REMOVE) Slog.d(TAG, "deleteSystemPackageLI: newPs=" + deletedPkg.packageName 17686 + " disabledPs=" + disabledPs); 17687 17688 if (disabledPs == null) { 17689 Slog.w(TAG, "Attempt to delete unknown system package "+ deletedPkg.packageName); 17690 return false; 17691 } else if (DEBUG_REMOVE) { 17692 Slog.d(TAG, "Deleting system pkg from data partition"); 17693 } 17694 17695 if (DEBUG_REMOVE) { 17696 if (applyUserRestrictions) { 17697 Slog.d(TAG, "Remembering install states:"); 17698 for (int userId : allUserHandles) { 17699 final boolean finstalled = ArrayUtils.contains(outInfo.origUsers, userId); 17700 Slog.d(TAG, " u=" + userId + " inst=" + finstalled); 17701 } 17702 } 17703 } 17704 17705 // Delete the updated package 17706 outInfo.isRemovedPackageSystemUpdate = true; 17707 if (outInfo.removedChildPackages != null) { 17708 final int childCount = (deletedPs.childPackageNames != null) 17709 ? deletedPs.childPackageNames.size() : 0; 17710 for (int i = 0; i < childCount; i++) { 17711 String childPackageName = deletedPs.childPackageNames.get(i); 17712 if (disabledPs.childPackageNames != null && disabledPs.childPackageNames 17713 .contains(childPackageName)) { 17714 PackageRemovedInfo childInfo = outInfo.removedChildPackages.get( 17715 childPackageName); 17716 if (childInfo != null) { 17717 childInfo.isRemovedPackageSystemUpdate = true; 17718 } 17719 } 17720 } 17721 } 17722 17723 if (disabledPs.versionCode < deletedPs.versionCode) { 17724 // Delete data for downgrades 17725 flags &= ~PackageManager.DELETE_KEEP_DATA; 17726 } else { 17727 // Preserve data by setting flag 17728 flags |= PackageManager.DELETE_KEEP_DATA; 17729 } 17730 17731 boolean ret = deleteInstalledPackageLIF(deletedPs, true, flags, allUserHandles, 17732 outInfo, writeSettings, disabledPs.pkg); 17733 if (!ret) { 17734 return false; 17735 } 17736 17737 // writer 17738 synchronized (mPackages) { 17739 // Reinstate the old system package 17740 enableSystemPackageLPw(disabledPs.pkg); 17741 // Remove any native libraries from the upgraded package. 17742 removeNativeBinariesLI(deletedPs); 17743 } 17744 17745 // Install the system package 17746 if (DEBUG_REMOVE) Slog.d(TAG, "Re-installing system package: " + disabledPs); 17747 int parseFlags = mDefParseFlags 17748 | PackageParser.PARSE_MUST_BE_APK 17749 | PackageParser.PARSE_IS_SYSTEM 17750 | PackageParser.PARSE_IS_SYSTEM_DIR; 17751 if (locationIsPrivileged(disabledPs.codePath)) { 17752 parseFlags |= PackageParser.PARSE_IS_PRIVILEGED; 17753 } 17754 17755 final PackageParser.Package newPkg; 17756 try { 17757 newPkg = scanPackageTracedLI(disabledPs.codePath, parseFlags, 0 /* scanFlags */, 17758 0 /* currentTime */, null); 17759 } catch (PackageManagerException e) { 17760 Slog.w(TAG, "Failed to restore system package:" + deletedPkg.packageName + ": " 17761 + e.getMessage()); 17762 return false; 17763 } 17764 17765 try { 17766 // update shared libraries for the newly re-installed system package 17767 updateSharedLibrariesLPr(newPkg, null); 17768 } catch (PackageManagerException e) { 17769 Slog.e(TAG, "updateAllSharedLibrariesLPw failed: " + e.getMessage()); 17770 } 17771 17772 prepareAppDataAfterInstallLIF(newPkg); 17773 17774 // writer 17775 synchronized (mPackages) { 17776 PackageSetting ps = mSettings.mPackages.get(newPkg.packageName); 17777 17778 // Propagate the permissions state as we do not want to drop on the floor 17779 // runtime permissions. The update permissions method below will take 17780 // care of removing obsolete permissions and grant install permissions. 17781 ps.getPermissionsState().copyFrom(deletedPs.getPermissionsState()); 17782 updatePermissionsLPw(newPkg.packageName, newPkg, 17783 UPDATE_PERMISSIONS_ALL | UPDATE_PERMISSIONS_REPLACE_PKG); 17784 17785 if (applyUserRestrictions) { 17786 if (DEBUG_REMOVE) { 17787 Slog.d(TAG, "Propagating install state across reinstall"); 17788 } 17789 for (int userId : allUserHandles) { 17790 final boolean installed = ArrayUtils.contains(outInfo.origUsers, userId); 17791 if (DEBUG_REMOVE) { 17792 Slog.d(TAG, " user " + userId + " => " + installed); 17793 } 17794 ps.setInstalled(installed, userId); 17795 17796 mSettings.writeRuntimePermissionsForUserLPr(userId, false); 17797 } 17798 // Regardless of writeSettings we need to ensure that this restriction 17799 // state propagation is persisted 17800 mSettings.writeAllUsersPackageRestrictionsLPr(); 17801 } 17802 // can downgrade to reader here 17803 if (writeSettings) { 17804 mSettings.writeLPr(); 17805 } 17806 } 17807 return true; 17808 } 17809 17810 private boolean deleteInstalledPackageLIF(PackageSetting ps, 17811 boolean deleteCodeAndResources, int flags, int[] allUserHandles, 17812 PackageRemovedInfo outInfo, boolean writeSettings, 17813 PackageParser.Package replacingPackage) { 17814 synchronized (mPackages) { 17815 if (outInfo != null) { 17816 outInfo.uid = ps.appId; 17817 } 17818 17819 if (outInfo != null && outInfo.removedChildPackages != null) { 17820 final int childCount = (ps.childPackageNames != null) 17821 ? ps.childPackageNames.size() : 0; 17822 for (int i = 0; i < childCount; i++) { 17823 String childPackageName = ps.childPackageNames.get(i); 17824 PackageSetting childPs = mSettings.mPackages.get(childPackageName); 17825 if (childPs == null) { 17826 return false; 17827 } 17828 PackageRemovedInfo childInfo = outInfo.removedChildPackages.get( 17829 childPackageName); 17830 if (childInfo != null) { 17831 childInfo.uid = childPs.appId; 17832 } 17833 } 17834 } 17835 } 17836 17837 // Delete package data from internal structures and also remove data if flag is set 17838 removePackageDataLIF(ps, allUserHandles, outInfo, flags, writeSettings); 17839 17840 // Delete the child packages data 17841 final int childCount = (ps.childPackageNames != null) ? ps.childPackageNames.size() : 0; 17842 for (int i = 0; i < childCount; i++) { 17843 PackageSetting childPs; 17844 synchronized (mPackages) { 17845 childPs = mSettings.getPackageLPr(ps.childPackageNames.get(i)); 17846 } 17847 if (childPs != null) { 17848 PackageRemovedInfo childOutInfo = (outInfo != null 17849 && outInfo.removedChildPackages != null) 17850 ? outInfo.removedChildPackages.get(childPs.name) : null; 17851 final int deleteFlags = (flags & DELETE_KEEP_DATA) != 0 17852 && (replacingPackage != null 17853 && !replacingPackage.hasChildPackage(childPs.name)) 17854 ? flags & ~DELETE_KEEP_DATA : flags; 17855 removePackageDataLIF(childPs, allUserHandles, childOutInfo, 17856 deleteFlags, writeSettings); 17857 } 17858 } 17859 17860 // Delete application code and resources only for parent packages 17861 if (ps.parentPackageName == null) { 17862 if (deleteCodeAndResources && (outInfo != null)) { 17863 outInfo.args = createInstallArgsForExisting(packageFlagsToInstallFlags(ps), 17864 ps.codePathString, ps.resourcePathString, getAppDexInstructionSets(ps)); 17865 if (DEBUG_SD_INSTALL) Slog.i(TAG, "args=" + outInfo.args); 17866 } 17867 } 17868 17869 return true; 17870 } 17871 17872 @Override 17873 public boolean setBlockUninstallForUser(String packageName, boolean blockUninstall, 17874 int userId) { 17875 mContext.enforceCallingOrSelfPermission( 17876 android.Manifest.permission.DELETE_PACKAGES, null); 17877 synchronized (mPackages) { 17878 PackageSetting ps = mSettings.mPackages.get(packageName); 17879 if (ps == null) { 17880 Log.i(TAG, "Package doesn't exist in set block uninstall " + packageName); 17881 return false; 17882 } 17883 // Cannot block uninstall of static shared libs as they are 17884 // considered a part of the using app (emulating static linking). 17885 // Also static libs are installed always on internal storage. 17886 PackageParser.Package pkg = mPackages.get(packageName); 17887 if (pkg != null && pkg.staticSharedLibName != null) { 17888 Slog.w(TAG, "Cannot block uninstall of package: " + packageName 17889 + " providing static shared library: " + pkg.staticSharedLibName); 17890 return false; 17891 } 17892 if (!ps.getInstalled(userId)) { 17893 // Can't block uninstall for an app that is not installed or enabled. 17894 Log.i(TAG, "Package not installed in set block uninstall " + packageName); 17895 return false; 17896 } 17897 ps.setBlockUninstall(blockUninstall, userId); 17898 mSettings.writePackageRestrictionsLPr(userId); 17899 } 17900 return true; 17901 } 17902 17903 @Override 17904 public boolean getBlockUninstallForUser(String packageName, int userId) { 17905 synchronized (mPackages) { 17906 PackageSetting ps = mSettings.mPackages.get(packageName); 17907 if (ps == null) { 17908 Log.i(TAG, "Package doesn't exist in get block uninstall " + packageName); 17909 return false; 17910 } 17911 return ps.getBlockUninstall(userId); 17912 } 17913 } 17914 17915 @Override 17916 public boolean setRequiredForSystemUser(String packageName, boolean systemUserApp) { 17917 int callingUid = Binder.getCallingUid(); 17918 if (callingUid != Process.SYSTEM_UID && callingUid != Process.ROOT_UID) { 17919 throw new SecurityException( 17920 "setRequiredForSystemUser can only be run by the system or root"); 17921 } 17922 synchronized (mPackages) { 17923 PackageSetting ps = mSettings.mPackages.get(packageName); 17924 if (ps == null) { 17925 Log.w(TAG, "Package doesn't exist: " + packageName); 17926 return false; 17927 } 17928 if (systemUserApp) { 17929 ps.pkgPrivateFlags |= ApplicationInfo.PRIVATE_FLAG_REQUIRED_FOR_SYSTEM_USER; 17930 } else { 17931 ps.pkgPrivateFlags &= ~ApplicationInfo.PRIVATE_FLAG_REQUIRED_FOR_SYSTEM_USER; 17932 } 17933 mSettings.writeLPr(); 17934 } 17935 return true; 17936 } 17937 17938 /* 17939 * This method handles package deletion in general 17940 */ 17941 private boolean deletePackageLIF(String packageName, UserHandle user, 17942 boolean deleteCodeAndResources, int[] allUserHandles, int flags, 17943 PackageRemovedInfo outInfo, boolean writeSettings, 17944 PackageParser.Package replacingPackage) { 17945 if (packageName == null) { 17946 Slog.w(TAG, "Attempt to delete null packageName."); 17947 return false; 17948 } 17949 17950 if (DEBUG_REMOVE) Slog.d(TAG, "deletePackageLI: " + packageName + " user " + user); 17951 17952 PackageSetting ps; 17953 synchronized (mPackages) { 17954 ps = mSettings.mPackages.get(packageName); 17955 if (ps == null) { 17956 Slog.w(TAG, "Package named '" + packageName + "' doesn't exist."); 17957 return false; 17958 } 17959 17960 if (ps.parentPackageName != null && (!isSystemApp(ps) 17961 || (flags & PackageManager.DELETE_SYSTEM_APP) != 0)) { 17962 if (DEBUG_REMOVE) { 17963 Slog.d(TAG, "Uninstalled child package:" + packageName + " for user:" 17964 + ((user == null) ? UserHandle.USER_ALL : user)); 17965 } 17966 final int removedUserId = (user != null) ? user.getIdentifier() 17967 : UserHandle.USER_ALL; 17968 if (!clearPackageStateForUserLIF(ps, removedUserId, outInfo)) { 17969 return false; 17970 } 17971 markPackageUninstalledForUserLPw(ps, user); 17972 scheduleWritePackageRestrictionsLocked(user); 17973 return true; 17974 } 17975 } 17976 17977 if (((!isSystemApp(ps) || (flags&PackageManager.DELETE_SYSTEM_APP) != 0) && user != null 17978 && user.getIdentifier() != UserHandle.USER_ALL)) { 17979 // The caller is asking that the package only be deleted for a single 17980 // user. To do this, we just mark its uninstalled state and delete 17981 // its data. If this is a system app, we only allow this to happen if 17982 // they have set the special DELETE_SYSTEM_APP which requests different 17983 // semantics than normal for uninstalling system apps. 17984 markPackageUninstalledForUserLPw(ps, user); 17985 17986 if (!isSystemApp(ps)) { 17987 // Do not uninstall the APK if an app should be cached 17988 boolean keepUninstalledPackage = shouldKeepUninstalledPackageLPr(packageName); 17989 if (ps.isAnyInstalled(sUserManager.getUserIds()) || keepUninstalledPackage) { 17990 // Other user still have this package installed, so all 17991 // we need to do is clear this user's data and save that 17992 // it is uninstalled. 17993 if (DEBUG_REMOVE) Slog.d(TAG, "Still installed by other users"); 17994 if (!clearPackageStateForUserLIF(ps, user.getIdentifier(), outInfo)) { 17995 return false; 17996 } 17997 scheduleWritePackageRestrictionsLocked(user); 17998 return true; 17999 } else { 18000 // We need to set it back to 'installed' so the uninstall 18001 // broadcasts will be sent correctly. 18002 if (DEBUG_REMOVE) Slog.d(TAG, "Not installed by other users, full delete"); 18003 ps.setInstalled(true, user.getIdentifier()); 18004 } 18005 } else { 18006 // This is a system app, so we assume that the 18007 // other users still have this package installed, so all 18008 // we need to do is clear this user's data and save that 18009 // it is uninstalled. 18010 if (DEBUG_REMOVE) Slog.d(TAG, "Deleting system app"); 18011 if (!clearPackageStateForUserLIF(ps, user.getIdentifier(), outInfo)) { 18012 return false; 18013 } 18014 scheduleWritePackageRestrictionsLocked(user); 18015 return true; 18016 } 18017 } 18018 18019 // If we are deleting a composite package for all users, keep track 18020 // of result for each child. 18021 if (ps.childPackageNames != null && outInfo != null) { 18022 synchronized (mPackages) { 18023 final int childCount = ps.childPackageNames.size(); 18024 outInfo.removedChildPackages = new ArrayMap<>(childCount); 18025 for (int i = 0; i < childCount; i++) { 18026 String childPackageName = ps.childPackageNames.get(i); 18027 PackageRemovedInfo childInfo = new PackageRemovedInfo(); 18028 childInfo.removedPackage = childPackageName; 18029 outInfo.removedChildPackages.put(childPackageName, childInfo); 18030 PackageSetting childPs = mSettings.getPackageLPr(childPackageName); 18031 if (childPs != null) { 18032 childInfo.origUsers = childPs.queryInstalledUsers(allUserHandles, true); 18033 } 18034 } 18035 } 18036 } 18037 18038 boolean ret = false; 18039 if (isSystemApp(ps)) { 18040 if (DEBUG_REMOVE) Slog.d(TAG, "Removing system package: " + ps.name); 18041 // When an updated system application is deleted we delete the existing resources 18042 // as well and fall back to existing code in system partition 18043 ret = deleteSystemPackageLIF(ps.pkg, ps, allUserHandles, flags, outInfo, writeSettings); 18044 } else { 18045 if (DEBUG_REMOVE) Slog.d(TAG, "Removing non-system package: " + ps.name); 18046 ret = deleteInstalledPackageLIF(ps, deleteCodeAndResources, flags, allUserHandles, 18047 outInfo, writeSettings, replacingPackage); 18048 } 18049 18050 // Take a note whether we deleted the package for all users 18051 if (outInfo != null) { 18052 outInfo.removedForAllUsers = mPackages.get(ps.name) == null; 18053 if (outInfo.removedChildPackages != null) { 18054 synchronized (mPackages) { 18055 final int childCount = outInfo.removedChildPackages.size(); 18056 for (int i = 0; i < childCount; i++) { 18057 PackageRemovedInfo childInfo = outInfo.removedChildPackages.valueAt(i); 18058 if (childInfo != null) { 18059 childInfo.removedForAllUsers = mPackages.get( 18060 childInfo.removedPackage) == null; 18061 } 18062 } 18063 } 18064 } 18065 // If we uninstalled an update to a system app there may be some 18066 // child packages that appeared as they are declared in the system 18067 // app but were not declared in the update. 18068 if (isSystemApp(ps)) { 18069 synchronized (mPackages) { 18070 PackageSetting updatedPs = mSettings.getPackageLPr(ps.name); 18071 final int childCount = (updatedPs.childPackageNames != null) 18072 ? updatedPs.childPackageNames.size() : 0; 18073 for (int i = 0; i < childCount; i++) { 18074 String childPackageName = updatedPs.childPackageNames.get(i); 18075 if (outInfo.removedChildPackages == null 18076 || outInfo.removedChildPackages.indexOfKey(childPackageName) < 0) { 18077 PackageSetting childPs = mSettings.getPackageLPr(childPackageName); 18078 if (childPs == null) { 18079 continue; 18080 } 18081 PackageInstalledInfo installRes = new PackageInstalledInfo(); 18082 installRes.name = childPackageName; 18083 installRes.newUsers = childPs.queryInstalledUsers(allUserHandles, true); 18084 installRes.pkg = mPackages.get(childPackageName); 18085 installRes.uid = childPs.pkg.applicationInfo.uid; 18086 if (outInfo.appearedChildPackages == null) { 18087 outInfo.appearedChildPackages = new ArrayMap<>(); 18088 } 18089 outInfo.appearedChildPackages.put(childPackageName, installRes); 18090 } 18091 } 18092 } 18093 } 18094 } 18095 18096 return ret; 18097 } 18098 18099 private void markPackageUninstalledForUserLPw(PackageSetting ps, UserHandle user) { 18100 final int[] userIds = (user == null || user.getIdentifier() == UserHandle.USER_ALL) 18101 ? sUserManager.getUserIds() : new int[] {user.getIdentifier()}; 18102 for (int nextUserId : userIds) { 18103 if (DEBUG_REMOVE) { 18104 Slog.d(TAG, "Marking package:" + ps.name + " uninstalled for user:" + nextUserId); 18105 } 18106 ps.setUserState(nextUserId, 0, COMPONENT_ENABLED_STATE_DEFAULT, 18107 false /*installed*/, true /*stopped*/, true /*notLaunched*/, 18108 false /*hidden*/, false /*suspended*/, null, null, null, 18109 false /*blockUninstall*/, 18110 ps.readUserState(nextUserId).domainVerificationStatus, 0, 18111 PackageManager.INSTALL_REASON_UNKNOWN); 18112 } 18113 } 18114 18115 private boolean clearPackageStateForUserLIF(PackageSetting ps, int userId, 18116 PackageRemovedInfo outInfo) { 18117 final PackageParser.Package pkg; 18118 synchronized (mPackages) { 18119 pkg = mPackages.get(ps.name); 18120 } 18121 18122 final int[] userIds = (userId == UserHandle.USER_ALL) ? sUserManager.getUserIds() 18123 : new int[] {userId}; 18124 for (int nextUserId : userIds) { 18125 if (DEBUG_REMOVE) { 18126 Slog.d(TAG, "Updating package:" + ps.name + " install state for user:" 18127 + nextUserId); 18128 } 18129 18130 destroyAppDataLIF(pkg, userId, 18131 StorageManager.FLAG_STORAGE_DE | StorageManager.FLAG_STORAGE_CE); 18132 destroyAppProfilesLIF(pkg, userId); 18133 removeKeystoreDataIfNeeded(nextUserId, ps.appId); 18134 schedulePackageCleaning(ps.name, nextUserId, false); 18135 synchronized (mPackages) { 18136 if (clearPackagePreferredActivitiesLPw(ps.name, nextUserId)) { 18137 scheduleWritePackageRestrictionsLocked(nextUserId); 18138 } 18139 resetUserChangesToRuntimePermissionsAndFlagsLPw(ps, nextUserId); 18140 } 18141 } 18142 18143 if (outInfo != null) { 18144 outInfo.removedPackage = ps.name; 18145 outInfo.isStaticSharedLib = pkg != null && pkg.staticSharedLibName != null; 18146 outInfo.removedAppId = ps.appId; 18147 outInfo.removedUsers = userIds; 18148 } 18149 18150 return true; 18151 } 18152 18153 private final class ClearStorageConnection implements ServiceConnection { 18154 IMediaContainerService mContainerService; 18155 18156 @Override 18157 public void onServiceConnected(ComponentName name, IBinder service) { 18158 synchronized (this) { 18159 mContainerService = IMediaContainerService.Stub 18160 .asInterface(Binder.allowBlocking(service)); 18161 notifyAll(); 18162 } 18163 } 18164 18165 @Override 18166 public void onServiceDisconnected(ComponentName name) { 18167 } 18168 } 18169 18170 private void clearExternalStorageDataSync(String packageName, int userId, boolean allData) { 18171 if (DEFAULT_CONTAINER_PACKAGE.equals(packageName)) return; 18172 18173 final boolean mounted; 18174 if (Environment.isExternalStorageEmulated()) { 18175 mounted = true; 18176 } else { 18177 final String status = Environment.getExternalStorageState(); 18178 18179 mounted = status.equals(Environment.MEDIA_MOUNTED) 18180 || status.equals(Environment.MEDIA_MOUNTED_READ_ONLY); 18181 } 18182 18183 if (!mounted) { 18184 return; 18185 } 18186 18187 final Intent containerIntent = new Intent().setComponent(DEFAULT_CONTAINER_COMPONENT); 18188 int[] users; 18189 if (userId == UserHandle.USER_ALL) { 18190 users = sUserManager.getUserIds(); 18191 } else { 18192 users = new int[] { userId }; 18193 } 18194 final ClearStorageConnection conn = new ClearStorageConnection(); 18195 if (mContext.bindServiceAsUser( 18196 containerIntent, conn, Context.BIND_AUTO_CREATE, UserHandle.SYSTEM)) { 18197 try { 18198 for (int curUser : users) { 18199 long timeout = SystemClock.uptimeMillis() + 5000; 18200 synchronized (conn) { 18201 long now; 18202 while (conn.mContainerService == null && 18203 (now = SystemClock.uptimeMillis()) < timeout) { 18204 try { 18205 conn.wait(timeout - now); 18206 } catch (InterruptedException e) { 18207 } 18208 } 18209 } 18210 if (conn.mContainerService == null) { 18211 return; 18212 } 18213 18214 final UserEnvironment userEnv = new UserEnvironment(curUser); 18215 clearDirectory(conn.mContainerService, 18216 userEnv.buildExternalStorageAppCacheDirs(packageName)); 18217 if (allData) { 18218 clearDirectory(conn.mContainerService, 18219 userEnv.buildExternalStorageAppDataDirs(packageName)); 18220 clearDirectory(conn.mContainerService, 18221 userEnv.buildExternalStorageAppMediaDirs(packageName)); 18222 } 18223 } 18224 } finally { 18225 mContext.unbindService(conn); 18226 } 18227 } 18228 } 18229 18230 @Override 18231 public void clearApplicationProfileData(String packageName) { 18232 enforceSystemOrRoot("Only the system can clear all profile data"); 18233 18234 final PackageParser.Package pkg; 18235 synchronized (mPackages) { 18236 pkg = mPackages.get(packageName); 18237 } 18238 18239 try (PackageFreezer freezer = freezePackage(packageName, "clearApplicationProfileData")) { 18240 synchronized (mInstallLock) { 18241 clearAppProfilesLIF(pkg, UserHandle.USER_ALL); 18242 destroyAppReferenceProfileLeafLIF(pkg, UserHandle.USER_ALL, 18243 true /* removeBaseMarker */); 18244 } 18245 } 18246 } 18247 18248 @Override 18249 public void clearApplicationUserData(final String packageName, 18250 final IPackageDataObserver observer, final int userId) { 18251 mContext.enforceCallingOrSelfPermission( 18252 android.Manifest.permission.CLEAR_APP_USER_DATA, null); 18253 18254 enforceCrossUserPermission(Binder.getCallingUid(), userId, 18255 true /* requireFullPermission */, false /* checkShell */, "clear application data"); 18256 18257 if (mProtectedPackages.isPackageDataProtected(userId, packageName)) { 18258 throw new SecurityException("Cannot clear data for a protected package: " 18259 + packageName); 18260 } 18261 // Queue up an async operation since the package deletion may take a little while. 18262 mHandler.post(new Runnable() { 18263 public void run() { 18264 mHandler.removeCallbacks(this); 18265 final boolean succeeded; 18266 try (PackageFreezer freezer = freezePackage(packageName, 18267 "clearApplicationUserData")) { 18268 synchronized (mInstallLock) { 18269 succeeded = clearApplicationUserDataLIF(packageName, userId); 18270 } 18271 clearExternalStorageDataSync(packageName, userId, true); 18272 synchronized (mPackages) { 18273 mInstantAppRegistry.deleteInstantApplicationMetadataLPw( 18274 packageName, userId); 18275 } 18276 } 18277 if (succeeded) { 18278 // invoke DeviceStorageMonitor's update method to clear any notifications 18279 DeviceStorageMonitorInternal dsm = LocalServices 18280 .getService(DeviceStorageMonitorInternal.class); 18281 if (dsm != null) { 18282 dsm.checkMemory(); 18283 } 18284 } 18285 if(observer != null) { 18286 try { 18287 observer.onRemoveCompleted(packageName, succeeded); 18288 } catch (RemoteException e) { 18289 Log.i(TAG, "Observer no longer exists."); 18290 } 18291 } //end if observer 18292 } //end run 18293 }); 18294 } 18295 18296 private boolean clearApplicationUserDataLIF(String packageName, int userId) { 18297 if (packageName == null) { 18298 Slog.w(TAG, "Attempt to delete null packageName."); 18299 return false; 18300 } 18301 18302 // Try finding details about the requested package 18303 PackageParser.Package pkg; 18304 synchronized (mPackages) { 18305 pkg = mPackages.get(packageName); 18306 if (pkg == null) { 18307 final PackageSetting ps = mSettings.mPackages.get(packageName); 18308 if (ps != null) { 18309 pkg = ps.pkg; 18310 } 18311 } 18312 18313 if (pkg == null) { 18314 Slog.w(TAG, "Package named '" + packageName + "' doesn't exist."); 18315 return false; 18316 } 18317 18318 PackageSetting ps = (PackageSetting) pkg.mExtras; 18319 resetUserChangesToRuntimePermissionsAndFlagsLPw(ps, userId); 18320 } 18321 18322 clearAppDataLIF(pkg, userId, 18323 StorageManager.FLAG_STORAGE_DE | StorageManager.FLAG_STORAGE_CE); 18324 18325 final int appId = UserHandle.getAppId(pkg.applicationInfo.uid); 18326 removeKeystoreDataIfNeeded(userId, appId); 18327 18328 UserManagerInternal umInternal = getUserManagerInternal(); 18329 final int flags; 18330 if (umInternal.isUserUnlockingOrUnlocked(userId)) { 18331 flags = StorageManager.FLAG_STORAGE_DE | StorageManager.FLAG_STORAGE_CE; 18332 } else if (umInternal.isUserRunning(userId)) { 18333 flags = StorageManager.FLAG_STORAGE_DE; 18334 } else { 18335 flags = 0; 18336 } 18337 prepareAppDataContentsLIF(pkg, userId, flags); 18338 18339 return true; 18340 } 18341 18342 /** 18343 * Reverts user permission state changes (permissions and flags) in 18344 * all packages for a given user. 18345 * 18346 * @param userId The device user for which to do a reset. 18347 */ 18348 private void resetUserChangesToRuntimePermissionsAndFlagsLPw(int userId) { 18349 final int packageCount = mPackages.size(); 18350 for (int i = 0; i < packageCount; i++) { 18351 PackageParser.Package pkg = mPackages.valueAt(i); 18352 PackageSetting ps = (PackageSetting) pkg.mExtras; 18353 resetUserChangesToRuntimePermissionsAndFlagsLPw(ps, userId); 18354 } 18355 } 18356 18357 private void resetNetworkPolicies(int userId) { 18358 LocalServices.getService(NetworkPolicyManagerInternal.class).resetUserState(userId); 18359 } 18360 18361 /** 18362 * Reverts user permission state changes (permissions and flags). 18363 * 18364 * @param ps The package for which to reset. 18365 * @param userId The device user for which to do a reset. 18366 */ 18367 private void resetUserChangesToRuntimePermissionsAndFlagsLPw( 18368 final PackageSetting ps, final int userId) { 18369 if (ps.pkg == null) { 18370 return; 18371 } 18372 18373 // These are flags that can change base on user actions. 18374 final int userSettableMask = FLAG_PERMISSION_USER_SET 18375 | FLAG_PERMISSION_USER_FIXED 18376 | FLAG_PERMISSION_REVOKE_ON_UPGRADE 18377 | FLAG_PERMISSION_REVIEW_REQUIRED; 18378 18379 final int policyOrSystemFlags = FLAG_PERMISSION_SYSTEM_FIXED 18380 | FLAG_PERMISSION_POLICY_FIXED; 18381 18382 boolean writeInstallPermissions = false; 18383 boolean writeRuntimePermissions = false; 18384 18385 final int permissionCount = ps.pkg.requestedPermissions.size(); 18386 for (int i = 0; i < permissionCount; i++) { 18387 String permission = ps.pkg.requestedPermissions.get(i); 18388 18389 BasePermission bp = mSettings.mPermissions.get(permission); 18390 if (bp == null) { 18391 continue; 18392 } 18393 18394 // If shared user we just reset the state to which only this app contributed. 18395 if (ps.sharedUser != null) { 18396 boolean used = false; 18397 final int packageCount = ps.sharedUser.packages.size(); 18398 for (int j = 0; j < packageCount; j++) { 18399 PackageSetting pkg = ps.sharedUser.packages.valueAt(j); 18400 if (pkg.pkg != null && !pkg.pkg.packageName.equals(ps.pkg.packageName) 18401 && pkg.pkg.requestedPermissions.contains(permission)) { 18402 used = true; 18403 break; 18404 } 18405 } 18406 if (used) { 18407 continue; 18408 } 18409 } 18410 18411 PermissionsState permissionsState = ps.getPermissionsState(); 18412 18413 final int oldFlags = permissionsState.getPermissionFlags(bp.name, userId); 18414 18415 // Always clear the user settable flags. 18416 final boolean hasInstallState = permissionsState.getInstallPermissionState( 18417 bp.name) != null; 18418 // If permission review is enabled and this is a legacy app, mark the 18419 // permission as requiring a review as this is the initial state. 18420 int flags = 0; 18421 if (mPermissionReviewRequired 18422 && ps.pkg.applicationInfo.targetSdkVersion < Build.VERSION_CODES.M) { 18423 flags |= FLAG_PERMISSION_REVIEW_REQUIRED; 18424 } 18425 if (permissionsState.updatePermissionFlags(bp, userId, userSettableMask, flags)) { 18426 if (hasInstallState) { 18427 writeInstallPermissions = true; 18428 } else { 18429 writeRuntimePermissions = true; 18430 } 18431 } 18432 18433 // Below is only runtime permission handling. 18434 if (!bp.isRuntime()) { 18435 continue; 18436 } 18437 18438 // Never clobber system or policy. 18439 if ((oldFlags & policyOrSystemFlags) != 0) { 18440 continue; 18441 } 18442 18443 // If this permission was granted by default, make sure it is. 18444 if ((oldFlags & FLAG_PERMISSION_GRANTED_BY_DEFAULT) != 0) { 18445 if (permissionsState.grantRuntimePermission(bp, userId) 18446 != PERMISSION_OPERATION_FAILURE) { 18447 writeRuntimePermissions = true; 18448 } 18449 // If permission review is enabled the permissions for a legacy apps 18450 // are represented as constantly granted runtime ones, so don't revoke. 18451 } else if ((flags & FLAG_PERMISSION_REVIEW_REQUIRED) == 0) { 18452 // Otherwise, reset the permission. 18453 final int revokeResult = permissionsState.revokeRuntimePermission(bp, userId); 18454 switch (revokeResult) { 18455 case PERMISSION_OPERATION_SUCCESS: 18456 case PERMISSION_OPERATION_SUCCESS_GIDS_CHANGED: { 18457 writeRuntimePermissions = true; 18458 final int appId = ps.appId; 18459 mHandler.post(new Runnable() { 18460 @Override 18461 public void run() { 18462 killUid(appId, userId, KILL_APP_REASON_PERMISSIONS_REVOKED); 18463 } 18464 }); 18465 } break; 18466 } 18467 } 18468 } 18469 18470 // Synchronously write as we are taking permissions away. 18471 if (writeRuntimePermissions) { 18472 mSettings.writeRuntimePermissionsForUserLPr(userId, true); 18473 } 18474 18475 // Synchronously write as we are taking permissions away. 18476 if (writeInstallPermissions) { 18477 mSettings.writeLPr(); 18478 } 18479 } 18480 18481 /** 18482 * Remove entries from the keystore daemon. Will only remove it if the 18483 * {@code appId} is valid. 18484 */ 18485 private static void removeKeystoreDataIfNeeded(int userId, int appId) { 18486 if (appId < 0) { 18487 return; 18488 } 18489 18490 final KeyStore keyStore = KeyStore.getInstance(); 18491 if (keyStore != null) { 18492 if (userId == UserHandle.USER_ALL) { 18493 for (final int individual : sUserManager.getUserIds()) { 18494 keyStore.clearUid(UserHandle.getUid(individual, appId)); 18495 } 18496 } else { 18497 keyStore.clearUid(UserHandle.getUid(userId, appId)); 18498 } 18499 } else { 18500 Slog.w(TAG, "Could not contact keystore to clear entries for app id " + appId); 18501 } 18502 } 18503 18504 @Override 18505 public void deleteApplicationCacheFiles(final String packageName, 18506 final IPackageDataObserver observer) { 18507 final int userId = UserHandle.getCallingUserId(); 18508 deleteApplicationCacheFilesAsUser(packageName, userId, observer); 18509 } 18510 18511 @Override 18512 public void deleteApplicationCacheFilesAsUser(final String packageName, final int userId, 18513 final IPackageDataObserver observer) { 18514 mContext.enforceCallingOrSelfPermission( 18515 android.Manifest.permission.DELETE_CACHE_FILES, null); 18516 enforceCrossUserPermission(Binder.getCallingUid(), userId, 18517 /* requireFullPermission= */ true, /* checkShell= */ false, 18518 "delete application cache files"); 18519 18520 final PackageParser.Package pkg; 18521 synchronized (mPackages) { 18522 pkg = mPackages.get(packageName); 18523 } 18524 18525 // Queue up an async operation since the package deletion may take a little while. 18526 mHandler.post(new Runnable() { 18527 public void run() { 18528 synchronized (mInstallLock) { 18529 final int flags = StorageManager.FLAG_STORAGE_DE 18530 | StorageManager.FLAG_STORAGE_CE; 18531 // We're only clearing cache files, so we don't care if the 18532 // app is unfrozen and still able to run 18533 clearAppDataLIF(pkg, userId, flags | Installer.FLAG_CLEAR_CACHE_ONLY); 18534 clearAppDataLIF(pkg, userId, flags | Installer.FLAG_CLEAR_CODE_CACHE_ONLY); 18535 } 18536 clearExternalStorageDataSync(packageName, userId, false); 18537 if (observer != null) { 18538 try { 18539 observer.onRemoveCompleted(packageName, true); 18540 } catch (RemoteException e) { 18541 Log.i(TAG, "Observer no longer exists."); 18542 } 18543 } 18544 } 18545 }); 18546 } 18547 18548 @Override 18549 public void getPackageSizeInfo(final String packageName, int userHandle, 18550 final IPackageStatsObserver observer) { 18551 mContext.enforceCallingOrSelfPermission( 18552 android.Manifest.permission.GET_PACKAGE_SIZE, null); 18553 if (packageName == null) { 18554 throw new IllegalArgumentException("Attempt to get size of null packageName"); 18555 } 18556 18557 PackageStats stats = new PackageStats(packageName, userHandle); 18558 18559 /* 18560 * Queue up an async operation since the package measurement may take a 18561 * little while. 18562 */ 18563 Message msg = mHandler.obtainMessage(INIT_COPY); 18564 msg.obj = new MeasureParams(stats, observer); 18565 mHandler.sendMessage(msg); 18566 } 18567 18568 private boolean getPackageSizeInfoLI(String packageName, int userId, PackageStats stats) { 18569 final PackageSetting ps; 18570 synchronized (mPackages) { 18571 ps = mSettings.mPackages.get(packageName); 18572 if (ps == null) { 18573 Slog.w(TAG, "Failed to find settings for " + packageName); 18574 return false; 18575 } 18576 } 18577 18578 final String[] packageNames = { packageName }; 18579 final long[] ceDataInodes = { ps.getCeDataInode(userId) }; 18580 final String[] codePaths = { ps.codePathString }; 18581 18582 try { 18583 mInstaller.getAppSize(ps.volumeUuid, packageNames, userId, 0, 18584 ps.appId, ceDataInodes, codePaths, stats); 18585 18586 // For now, ignore code size of packages on system partition 18587 if (isSystemApp(ps) && !isUpdatedSystemApp(ps)) { 18588 stats.codeSize = 0; 18589 } 18590 18591 // External clients expect these to be tracked separately 18592 stats.dataSize -= stats.cacheSize; 18593 18594 } catch (InstallerException e) { 18595 Slog.w(TAG, String.valueOf(e)); 18596 return false; 18597 } 18598 18599 return true; 18600 } 18601 18602 private int getUidTargetSdkVersionLockedLPr(int uid) { 18603 Object obj = mSettings.getUserIdLPr(uid); 18604 if (obj instanceof SharedUserSetting) { 18605 final SharedUserSetting sus = (SharedUserSetting) obj; 18606 int vers = Build.VERSION_CODES.CUR_DEVELOPMENT; 18607 final Iterator<PackageSetting> it = sus.packages.iterator(); 18608 while (it.hasNext()) { 18609 final PackageSetting ps = it.next(); 18610 if (ps.pkg != null) { 18611 int v = ps.pkg.applicationInfo.targetSdkVersion; 18612 if (v < vers) vers = v; 18613 } 18614 } 18615 return vers; 18616 } else if (obj instanceof PackageSetting) { 18617 final PackageSetting ps = (PackageSetting) obj; 18618 if (ps.pkg != null) { 18619 return ps.pkg.applicationInfo.targetSdkVersion; 18620 } 18621 } 18622 return Build.VERSION_CODES.CUR_DEVELOPMENT; 18623 } 18624 18625 @Override 18626 public void addPreferredActivity(IntentFilter filter, int match, 18627 ComponentName[] set, ComponentName activity, int userId) { 18628 addPreferredActivityInternal(filter, match, set, activity, true, userId, 18629 "Adding preferred"); 18630 } 18631 18632 private void addPreferredActivityInternal(IntentFilter filter, int match, 18633 ComponentName[] set, ComponentName activity, boolean always, int userId, 18634 String opname) { 18635 // writer 18636 int callingUid = Binder.getCallingUid(); 18637 enforceCrossUserPermission(callingUid, userId, 18638 true /* requireFullPermission */, false /* checkShell */, "add preferred activity"); 18639 if (filter.countActions() == 0) { 18640 Slog.w(TAG, "Cannot set a preferred activity with no filter actions"); 18641 return; 18642 } 18643 synchronized (mPackages) { 18644 if (mContext.checkCallingOrSelfPermission( 18645 android.Manifest.permission.SET_PREFERRED_APPLICATIONS) 18646 != PackageManager.PERMISSION_GRANTED) { 18647 if (getUidTargetSdkVersionLockedLPr(callingUid) 18648 < Build.VERSION_CODES.FROYO) { 18649 Slog.w(TAG, "Ignoring addPreferredActivity() from uid " 18650 + callingUid); 18651 return; 18652 } 18653 mContext.enforceCallingOrSelfPermission( 18654 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 18655 } 18656 18657 PreferredIntentResolver pir = mSettings.editPreferredActivitiesLPw(userId); 18658 Slog.i(TAG, opname + " activity " + activity.flattenToShortString() + " for user " 18659 + userId + ":"); 18660 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 18661 pir.addFilter(new PreferredActivity(filter, match, set, activity, always)); 18662 scheduleWritePackageRestrictionsLocked(userId); 18663 postPreferredActivityChangedBroadcast(userId); 18664 } 18665 } 18666 18667 private void postPreferredActivityChangedBroadcast(int userId) { 18668 mHandler.post(() -> { 18669 final IActivityManager am = ActivityManager.getService(); 18670 if (am == null) { 18671 return; 18672 } 18673 18674 final Intent intent = new Intent(Intent.ACTION_PREFERRED_ACTIVITY_CHANGED); 18675 intent.putExtra(Intent.EXTRA_USER_HANDLE, userId); 18676 try { 18677 am.broadcastIntent(null, intent, null, null, 18678 0, null, null, null, android.app.AppOpsManager.OP_NONE, 18679 null, false, false, userId); 18680 } catch (RemoteException e) { 18681 } 18682 }); 18683 } 18684 18685 @Override 18686 public void replacePreferredActivity(IntentFilter filter, int match, 18687 ComponentName[] set, ComponentName activity, int userId) { 18688 if (filter.countActions() != 1) { 18689 throw new IllegalArgumentException( 18690 "replacePreferredActivity expects filter to have only 1 action."); 18691 } 18692 if (filter.countDataAuthorities() != 0 18693 || filter.countDataPaths() != 0 18694 || filter.countDataSchemes() > 1 18695 || filter.countDataTypes() != 0) { 18696 throw new IllegalArgumentException( 18697 "replacePreferredActivity expects filter to have no data authorities, " + 18698 "paths, or types; and at most one scheme."); 18699 } 18700 18701 final int callingUid = Binder.getCallingUid(); 18702 enforceCrossUserPermission(callingUid, userId, 18703 true /* requireFullPermission */, false /* checkShell */, 18704 "replace preferred activity"); 18705 synchronized (mPackages) { 18706 if (mContext.checkCallingOrSelfPermission( 18707 android.Manifest.permission.SET_PREFERRED_APPLICATIONS) 18708 != PackageManager.PERMISSION_GRANTED) { 18709 if (getUidTargetSdkVersionLockedLPr(callingUid) 18710 < Build.VERSION_CODES.FROYO) { 18711 Slog.w(TAG, "Ignoring replacePreferredActivity() from uid " 18712 + Binder.getCallingUid()); 18713 return; 18714 } 18715 mContext.enforceCallingOrSelfPermission( 18716 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 18717 } 18718 18719 PreferredIntentResolver pir = mSettings.mPreferredActivities.get(userId); 18720 if (pir != null) { 18721 // Get all of the existing entries that exactly match this filter. 18722 ArrayList<PreferredActivity> existing = pir.findFilters(filter); 18723 if (existing != null && existing.size() == 1) { 18724 PreferredActivity cur = existing.get(0); 18725 if (DEBUG_PREFERRED) { 18726 Slog.i(TAG, "Checking replace of preferred:"); 18727 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 18728 if (!cur.mPref.mAlways) { 18729 Slog.i(TAG, " -- CUR; not mAlways!"); 18730 } else { 18731 Slog.i(TAG, " -- CUR: mMatch=" + cur.mPref.mMatch); 18732 Slog.i(TAG, " -- CUR: mSet=" 18733 + Arrays.toString(cur.mPref.mSetComponents)); 18734 Slog.i(TAG, " -- CUR: mComponent=" + cur.mPref.mShortComponent); 18735 Slog.i(TAG, " -- NEW: mMatch=" 18736 + (match&IntentFilter.MATCH_CATEGORY_MASK)); 18737 Slog.i(TAG, " -- CUR: mSet=" + Arrays.toString(set)); 18738 Slog.i(TAG, " -- CUR: mComponent=" + activity.flattenToShortString()); 18739 } 18740 } 18741 if (cur.mPref.mAlways && cur.mPref.mComponent.equals(activity) 18742 && cur.mPref.mMatch == (match&IntentFilter.MATCH_CATEGORY_MASK) 18743 && cur.mPref.sameSet(set)) { 18744 // Setting the preferred activity to what it happens to be already 18745 if (DEBUG_PREFERRED) { 18746 Slog.i(TAG, "Replacing with same preferred activity " 18747 + cur.mPref.mShortComponent + " for user " 18748 + userId + ":"); 18749 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 18750 } 18751 return; 18752 } 18753 } 18754 18755 if (existing != null) { 18756 if (DEBUG_PREFERRED) { 18757 Slog.i(TAG, existing.size() + " existing preferred matches for:"); 18758 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 18759 } 18760 for (int i = 0; i < existing.size(); i++) { 18761 PreferredActivity pa = existing.get(i); 18762 if (DEBUG_PREFERRED) { 18763 Slog.i(TAG, "Removing existing preferred activity " 18764 + pa.mPref.mComponent + ":"); 18765 pa.dump(new LogPrinter(Log.INFO, TAG), " "); 18766 } 18767 pir.removeFilter(pa); 18768 } 18769 } 18770 } 18771 addPreferredActivityInternal(filter, match, set, activity, true, userId, 18772 "Replacing preferred"); 18773 } 18774 } 18775 18776 @Override 18777 public void clearPackagePreferredActivities(String packageName) { 18778 final int uid = Binder.getCallingUid(); 18779 // writer 18780 synchronized (mPackages) { 18781 PackageParser.Package pkg = mPackages.get(packageName); 18782 if (pkg == null || pkg.applicationInfo.uid != uid) { 18783 if (mContext.checkCallingOrSelfPermission( 18784 android.Manifest.permission.SET_PREFERRED_APPLICATIONS) 18785 != PackageManager.PERMISSION_GRANTED) { 18786 if (getUidTargetSdkVersionLockedLPr(Binder.getCallingUid()) 18787 < Build.VERSION_CODES.FROYO) { 18788 Slog.w(TAG, "Ignoring clearPackagePreferredActivities() from uid " 18789 + Binder.getCallingUid()); 18790 return; 18791 } 18792 mContext.enforceCallingOrSelfPermission( 18793 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 18794 } 18795 } 18796 18797 int user = UserHandle.getCallingUserId(); 18798 if (clearPackagePreferredActivitiesLPw(packageName, user)) { 18799 scheduleWritePackageRestrictionsLocked(user); 18800 } 18801 } 18802 } 18803 18804 /** This method takes a specific user id as well as UserHandle.USER_ALL. */ 18805 boolean clearPackagePreferredActivitiesLPw(String packageName, int userId) { 18806 ArrayList<PreferredActivity> removed = null; 18807 boolean changed = false; 18808 for (int i=0; i<mSettings.mPreferredActivities.size(); i++) { 18809 final int thisUserId = mSettings.mPreferredActivities.keyAt(i); 18810 PreferredIntentResolver pir = mSettings.mPreferredActivities.valueAt(i); 18811 if (userId != UserHandle.USER_ALL && userId != thisUserId) { 18812 continue; 18813 } 18814 Iterator<PreferredActivity> it = pir.filterIterator(); 18815 while (it.hasNext()) { 18816 PreferredActivity pa = it.next(); 18817 // Mark entry for removal only if it matches the package name 18818 // and the entry is of type "always". 18819 if (packageName == null || 18820 (pa.mPref.mComponent.getPackageName().equals(packageName) 18821 && pa.mPref.mAlways)) { 18822 if (removed == null) { 18823 removed = new ArrayList<PreferredActivity>(); 18824 } 18825 removed.add(pa); 18826 } 18827 } 18828 if (removed != null) { 18829 for (int j=0; j<removed.size(); j++) { 18830 PreferredActivity pa = removed.get(j); 18831 pir.removeFilter(pa); 18832 } 18833 changed = true; 18834 } 18835 } 18836 if (changed) { 18837 postPreferredActivityChangedBroadcast(userId); 18838 } 18839 return changed; 18840 } 18841 18842 /** This method takes a specific user id as well as UserHandle.USER_ALL. */ 18843 private void clearIntentFilterVerificationsLPw(int userId) { 18844 final int packageCount = mPackages.size(); 18845 for (int i = 0; i < packageCount; i++) { 18846 PackageParser.Package pkg = mPackages.valueAt(i); 18847 clearIntentFilterVerificationsLPw(pkg.packageName, userId); 18848 } 18849 } 18850 18851 /** This method takes a specific user id as well as UserHandle.USER_ALL. */ 18852 void clearIntentFilterVerificationsLPw(String packageName, int userId) { 18853 if (userId == UserHandle.USER_ALL) { 18854 if (mSettings.removeIntentFilterVerificationLPw(packageName, 18855 sUserManager.getUserIds())) { 18856 for (int oneUserId : sUserManager.getUserIds()) { 18857 scheduleWritePackageRestrictionsLocked(oneUserId); 18858 } 18859 } 18860 } else { 18861 if (mSettings.removeIntentFilterVerificationLPw(packageName, userId)) { 18862 scheduleWritePackageRestrictionsLocked(userId); 18863 } 18864 } 18865 } 18866 18867 void clearDefaultBrowserIfNeeded(String packageName) { 18868 for (int oneUserId : sUserManager.getUserIds()) { 18869 String defaultBrowserPackageName = getDefaultBrowserPackageName(oneUserId); 18870 if (TextUtils.isEmpty(defaultBrowserPackageName)) continue; 18871 if (packageName.equals(defaultBrowserPackageName)) { 18872 setDefaultBrowserPackageName(null, oneUserId); 18873 } 18874 } 18875 } 18876 18877 @Override 18878 public void resetApplicationPreferences(int userId) { 18879 mContext.enforceCallingOrSelfPermission( 18880 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 18881 final long identity = Binder.clearCallingIdentity(); 18882 // writer 18883 try { 18884 synchronized (mPackages) { 18885 clearPackagePreferredActivitiesLPw(null, userId); 18886 mSettings.applyDefaultPreferredAppsLPw(this, userId); 18887 // TODO: We have to reset the default SMS and Phone. This requires 18888 // significant refactoring to keep all default apps in the package 18889 // manager (cleaner but more work) or have the services provide 18890 // callbacks to the package manager to request a default app reset. 18891 applyFactoryDefaultBrowserLPw(userId); 18892 clearIntentFilterVerificationsLPw(userId); 18893 primeDomainVerificationsLPw(userId); 18894 resetUserChangesToRuntimePermissionsAndFlagsLPw(userId); 18895 scheduleWritePackageRestrictionsLocked(userId); 18896 } 18897 resetNetworkPolicies(userId); 18898 } finally { 18899 Binder.restoreCallingIdentity(identity); 18900 } 18901 } 18902 18903 @Override 18904 public int getPreferredActivities(List<IntentFilter> outFilters, 18905 List<ComponentName> outActivities, String packageName) { 18906 18907 int num = 0; 18908 final int userId = UserHandle.getCallingUserId(); 18909 // reader 18910 synchronized (mPackages) { 18911 PreferredIntentResolver pir = mSettings.mPreferredActivities.get(userId); 18912 if (pir != null) { 18913 final Iterator<PreferredActivity> it = pir.filterIterator(); 18914 while (it.hasNext()) { 18915 final PreferredActivity pa = it.next(); 18916 if (packageName == null 18917 || (pa.mPref.mComponent.getPackageName().equals(packageName) 18918 && pa.mPref.mAlways)) { 18919 if (outFilters != null) { 18920 outFilters.add(new IntentFilter(pa)); 18921 } 18922 if (outActivities != null) { 18923 outActivities.add(pa.mPref.mComponent); 18924 } 18925 } 18926 } 18927 } 18928 } 18929 18930 return num; 18931 } 18932 18933 @Override 18934 public void addPersistentPreferredActivity(IntentFilter filter, ComponentName activity, 18935 int userId) { 18936 int callingUid = Binder.getCallingUid(); 18937 if (callingUid != Process.SYSTEM_UID) { 18938 throw new SecurityException( 18939 "addPersistentPreferredActivity can only be run by the system"); 18940 } 18941 if (filter.countActions() == 0) { 18942 Slog.w(TAG, "Cannot set a preferred activity with no filter actions"); 18943 return; 18944 } 18945 synchronized (mPackages) { 18946 Slog.i(TAG, "Adding persistent preferred activity " + activity + " for user " + userId + 18947 ":"); 18948 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 18949 mSettings.editPersistentPreferredActivitiesLPw(userId).addFilter( 18950 new PersistentPreferredActivity(filter, activity)); 18951 scheduleWritePackageRestrictionsLocked(userId); 18952 postPreferredActivityChangedBroadcast(userId); 18953 } 18954 } 18955 18956 @Override 18957 public void clearPackagePersistentPreferredActivities(String packageName, int userId) { 18958 int callingUid = Binder.getCallingUid(); 18959 if (callingUid != Process.SYSTEM_UID) { 18960 throw new SecurityException( 18961 "clearPackagePersistentPreferredActivities can only be run by the system"); 18962 } 18963 ArrayList<PersistentPreferredActivity> removed = null; 18964 boolean changed = false; 18965 synchronized (mPackages) { 18966 for (int i=0; i<mSettings.mPersistentPreferredActivities.size(); i++) { 18967 final int thisUserId = mSettings.mPersistentPreferredActivities.keyAt(i); 18968 PersistentPreferredIntentResolver ppir = mSettings.mPersistentPreferredActivities 18969 .valueAt(i); 18970 if (userId != thisUserId) { 18971 continue; 18972 } 18973 Iterator<PersistentPreferredActivity> it = ppir.filterIterator(); 18974 while (it.hasNext()) { 18975 PersistentPreferredActivity ppa = it.next(); 18976 // Mark entry for removal only if it matches the package name. 18977 if (ppa.mComponent.getPackageName().equals(packageName)) { 18978 if (removed == null) { 18979 removed = new ArrayList<PersistentPreferredActivity>(); 18980 } 18981 removed.add(ppa); 18982 } 18983 } 18984 if (removed != null) { 18985 for (int j=0; j<removed.size(); j++) { 18986 PersistentPreferredActivity ppa = removed.get(j); 18987 ppir.removeFilter(ppa); 18988 } 18989 changed = true; 18990 } 18991 } 18992 18993 if (changed) { 18994 scheduleWritePackageRestrictionsLocked(userId); 18995 postPreferredActivityChangedBroadcast(userId); 18996 } 18997 } 18998 } 18999 19000 /** 19001 * Common machinery for picking apart a restored XML blob and passing 19002 * it to a caller-supplied functor to be applied to the running system. 19003 */ 19004 private void restoreFromXml(XmlPullParser parser, int userId, 19005 String expectedStartTag, BlobXmlRestorer functor) 19006 throws IOException, XmlPullParserException { 19007 int type; 19008 while ((type = parser.next()) != XmlPullParser.START_TAG 19009 && type != XmlPullParser.END_DOCUMENT) { 19010 } 19011 if (type != XmlPullParser.START_TAG) { 19012 // oops didn't find a start tag?! 19013 if (DEBUG_BACKUP) { 19014 Slog.e(TAG, "Didn't find start tag during restore"); 19015 } 19016 return; 19017 } 19018Slog.v(TAG, ":: restoreFromXml() : got to tag " + parser.getName()); 19019 // this is supposed to be TAG_PREFERRED_BACKUP 19020 if (!expectedStartTag.equals(parser.getName())) { 19021 if (DEBUG_BACKUP) { 19022 Slog.e(TAG, "Found unexpected tag " + parser.getName()); 19023 } 19024 return; 19025 } 19026 19027 // skip interfering stuff, then we're aligned with the backing implementation 19028 while ((type = parser.next()) == XmlPullParser.TEXT) { } 19029Slog.v(TAG, ":: stepped forward, applying functor at tag " + parser.getName()); 19030 functor.apply(parser, userId); 19031 } 19032 19033 private interface BlobXmlRestorer { 19034 public void apply(XmlPullParser parser, int userId) throws IOException, XmlPullParserException; 19035 } 19036 19037 /** 19038 * Non-Binder method, support for the backup/restore mechanism: write the 19039 * full set of preferred activities in its canonical XML format. Returns the 19040 * XML output as a byte array, or null if there is none. 19041 */ 19042 @Override 19043 public byte[] getPreferredActivityBackup(int userId) { 19044 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 19045 throw new SecurityException("Only the system may call getPreferredActivityBackup()"); 19046 } 19047 19048 ByteArrayOutputStream dataStream = new ByteArrayOutputStream(); 19049 try { 19050 final XmlSerializer serializer = new FastXmlSerializer(); 19051 serializer.setOutput(dataStream, StandardCharsets.UTF_8.name()); 19052 serializer.startDocument(null, true); 19053 serializer.startTag(null, TAG_PREFERRED_BACKUP); 19054 19055 synchronized (mPackages) { 19056 mSettings.writePreferredActivitiesLPr(serializer, userId, true); 19057 } 19058 19059 serializer.endTag(null, TAG_PREFERRED_BACKUP); 19060 serializer.endDocument(); 19061 serializer.flush(); 19062 } catch (Exception e) { 19063 if (DEBUG_BACKUP) { 19064 Slog.e(TAG, "Unable to write preferred activities for backup", e); 19065 } 19066 return null; 19067 } 19068 19069 return dataStream.toByteArray(); 19070 } 19071 19072 @Override 19073 public void restorePreferredActivities(byte[] backup, int userId) { 19074 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 19075 throw new SecurityException("Only the system may call restorePreferredActivities()"); 19076 } 19077 19078 try { 19079 final XmlPullParser parser = Xml.newPullParser(); 19080 parser.setInput(new ByteArrayInputStream(backup), StandardCharsets.UTF_8.name()); 19081 restoreFromXml(parser, userId, TAG_PREFERRED_BACKUP, 19082 new BlobXmlRestorer() { 19083 @Override 19084 public void apply(XmlPullParser parser, int userId) 19085 throws XmlPullParserException, IOException { 19086 synchronized (mPackages) { 19087 mSettings.readPreferredActivitiesLPw(parser, userId); 19088 } 19089 } 19090 } ); 19091 } catch (Exception e) { 19092 if (DEBUG_BACKUP) { 19093 Slog.e(TAG, "Exception restoring preferred activities: " + e.getMessage()); 19094 } 19095 } 19096 } 19097 19098 /** 19099 * Non-Binder method, support for the backup/restore mechanism: write the 19100 * default browser (etc) settings in its canonical XML format. Returns the default 19101 * browser XML representation as a byte array, or null if there is none. 19102 */ 19103 @Override 19104 public byte[] getDefaultAppsBackup(int userId) { 19105 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 19106 throw new SecurityException("Only the system may call getDefaultAppsBackup()"); 19107 } 19108 19109 ByteArrayOutputStream dataStream = new ByteArrayOutputStream(); 19110 try { 19111 final XmlSerializer serializer = new FastXmlSerializer(); 19112 serializer.setOutput(dataStream, StandardCharsets.UTF_8.name()); 19113 serializer.startDocument(null, true); 19114 serializer.startTag(null, TAG_DEFAULT_APPS); 19115 19116 synchronized (mPackages) { 19117 mSettings.writeDefaultAppsLPr(serializer, userId); 19118 } 19119 19120 serializer.endTag(null, TAG_DEFAULT_APPS); 19121 serializer.endDocument(); 19122 serializer.flush(); 19123 } catch (Exception e) { 19124 if (DEBUG_BACKUP) { 19125 Slog.e(TAG, "Unable to write default apps for backup", e); 19126 } 19127 return null; 19128 } 19129 19130 return dataStream.toByteArray(); 19131 } 19132 19133 @Override 19134 public void restoreDefaultApps(byte[] backup, int userId) { 19135 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 19136 throw new SecurityException("Only the system may call restoreDefaultApps()"); 19137 } 19138 19139 try { 19140 final XmlPullParser parser = Xml.newPullParser(); 19141 parser.setInput(new ByteArrayInputStream(backup), StandardCharsets.UTF_8.name()); 19142 restoreFromXml(parser, userId, TAG_DEFAULT_APPS, 19143 new BlobXmlRestorer() { 19144 @Override 19145 public void apply(XmlPullParser parser, int userId) 19146 throws XmlPullParserException, IOException { 19147 synchronized (mPackages) { 19148 mSettings.readDefaultAppsLPw(parser, userId); 19149 } 19150 } 19151 } ); 19152 } catch (Exception e) { 19153 if (DEBUG_BACKUP) { 19154 Slog.e(TAG, "Exception restoring default apps: " + e.getMessage()); 19155 } 19156 } 19157 } 19158 19159 @Override 19160 public byte[] getIntentFilterVerificationBackup(int userId) { 19161 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 19162 throw new SecurityException("Only the system may call getIntentFilterVerificationBackup()"); 19163 } 19164 19165 ByteArrayOutputStream dataStream = new ByteArrayOutputStream(); 19166 try { 19167 final XmlSerializer serializer = new FastXmlSerializer(); 19168 serializer.setOutput(dataStream, StandardCharsets.UTF_8.name()); 19169 serializer.startDocument(null, true); 19170 serializer.startTag(null, TAG_INTENT_FILTER_VERIFICATION); 19171 19172 synchronized (mPackages) { 19173 mSettings.writeAllDomainVerificationsLPr(serializer, userId); 19174 } 19175 19176 serializer.endTag(null, TAG_INTENT_FILTER_VERIFICATION); 19177 serializer.endDocument(); 19178 serializer.flush(); 19179 } catch (Exception e) { 19180 if (DEBUG_BACKUP) { 19181 Slog.e(TAG, "Unable to write default apps for backup", e); 19182 } 19183 return null; 19184 } 19185 19186 return dataStream.toByteArray(); 19187 } 19188 19189 @Override 19190 public void restoreIntentFilterVerification(byte[] backup, int userId) { 19191 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 19192 throw new SecurityException("Only the system may call restorePreferredActivities()"); 19193 } 19194 19195 try { 19196 final XmlPullParser parser = Xml.newPullParser(); 19197 parser.setInput(new ByteArrayInputStream(backup), StandardCharsets.UTF_8.name()); 19198 restoreFromXml(parser, userId, TAG_INTENT_FILTER_VERIFICATION, 19199 new BlobXmlRestorer() { 19200 @Override 19201 public void apply(XmlPullParser parser, int userId) 19202 throws XmlPullParserException, IOException { 19203 synchronized (mPackages) { 19204 mSettings.readAllDomainVerificationsLPr(parser, userId); 19205 mSettings.writeLPr(); 19206 } 19207 } 19208 } ); 19209 } catch (Exception e) { 19210 if (DEBUG_BACKUP) { 19211 Slog.e(TAG, "Exception restoring preferred activities: " + e.getMessage()); 19212 } 19213 } 19214 } 19215 19216 @Override 19217 public byte[] getPermissionGrantBackup(int userId) { 19218 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 19219 throw new SecurityException("Only the system may call getPermissionGrantBackup()"); 19220 } 19221 19222 ByteArrayOutputStream dataStream = new ByteArrayOutputStream(); 19223 try { 19224 final XmlSerializer serializer = new FastXmlSerializer(); 19225 serializer.setOutput(dataStream, StandardCharsets.UTF_8.name()); 19226 serializer.startDocument(null, true); 19227 serializer.startTag(null, TAG_PERMISSION_BACKUP); 19228 19229 synchronized (mPackages) { 19230 serializeRuntimePermissionGrantsLPr(serializer, userId); 19231 } 19232 19233 serializer.endTag(null, TAG_PERMISSION_BACKUP); 19234 serializer.endDocument(); 19235 serializer.flush(); 19236 } catch (Exception e) { 19237 if (DEBUG_BACKUP) { 19238 Slog.e(TAG, "Unable to write default apps for backup", e); 19239 } 19240 return null; 19241 } 19242 19243 return dataStream.toByteArray(); 19244 } 19245 19246 @Override 19247 public void restorePermissionGrants(byte[] backup, int userId) { 19248 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 19249 throw new SecurityException("Only the system may call restorePermissionGrants()"); 19250 } 19251 19252 try { 19253 final XmlPullParser parser = Xml.newPullParser(); 19254 parser.setInput(new ByteArrayInputStream(backup), StandardCharsets.UTF_8.name()); 19255 restoreFromXml(parser, userId, TAG_PERMISSION_BACKUP, 19256 new BlobXmlRestorer() { 19257 @Override 19258 public void apply(XmlPullParser parser, int userId) 19259 throws XmlPullParserException, IOException { 19260 synchronized (mPackages) { 19261 processRestoredPermissionGrantsLPr(parser, userId); 19262 } 19263 } 19264 } ); 19265 } catch (Exception e) { 19266 if (DEBUG_BACKUP) { 19267 Slog.e(TAG, "Exception restoring preferred activities: " + e.getMessage()); 19268 } 19269 } 19270 } 19271 19272 private void serializeRuntimePermissionGrantsLPr(XmlSerializer serializer, final int userId) 19273 throws IOException { 19274 serializer.startTag(null, TAG_ALL_GRANTS); 19275 19276 final int N = mSettings.mPackages.size(); 19277 for (int i = 0; i < N; i++) { 19278 final PackageSetting ps = mSettings.mPackages.valueAt(i); 19279 boolean pkgGrantsKnown = false; 19280 19281 PermissionsState packagePerms = ps.getPermissionsState(); 19282 19283 for (PermissionState state : packagePerms.getRuntimePermissionStates(userId)) { 19284 final int grantFlags = state.getFlags(); 19285 // only look at grants that are not system/policy fixed 19286 if ((grantFlags & SYSTEM_RUNTIME_GRANT_MASK) == 0) { 19287 final boolean isGranted = state.isGranted(); 19288 // And only back up the user-twiddled state bits 19289 if (isGranted || (grantFlags & USER_RUNTIME_GRANT_MASK) != 0) { 19290 final String packageName = mSettings.mPackages.keyAt(i); 19291 if (!pkgGrantsKnown) { 19292 serializer.startTag(null, TAG_GRANT); 19293 serializer.attribute(null, ATTR_PACKAGE_NAME, packageName); 19294 pkgGrantsKnown = true; 19295 } 19296 19297 final boolean userSet = 19298 (grantFlags & FLAG_PERMISSION_USER_SET) != 0; 19299 final boolean userFixed = 19300 (grantFlags & FLAG_PERMISSION_USER_FIXED) != 0; 19301 final boolean revoke = 19302 (grantFlags & FLAG_PERMISSION_REVOKE_ON_UPGRADE) != 0; 19303 19304 serializer.startTag(null, TAG_PERMISSION); 19305 serializer.attribute(null, ATTR_PERMISSION_NAME, state.getName()); 19306 if (isGranted) { 19307 serializer.attribute(null, ATTR_IS_GRANTED, "true"); 19308 } 19309 if (userSet) { 19310 serializer.attribute(null, ATTR_USER_SET, "true"); 19311 } 19312 if (userFixed) { 19313 serializer.attribute(null, ATTR_USER_FIXED, "true"); 19314 } 19315 if (revoke) { 19316 serializer.attribute(null, ATTR_REVOKE_ON_UPGRADE, "true"); 19317 } 19318 serializer.endTag(null, TAG_PERMISSION); 19319 } 19320 } 19321 } 19322 19323 if (pkgGrantsKnown) { 19324 serializer.endTag(null, TAG_GRANT); 19325 } 19326 } 19327 19328 serializer.endTag(null, TAG_ALL_GRANTS); 19329 } 19330 19331 private void processRestoredPermissionGrantsLPr(XmlPullParser parser, int userId) 19332 throws XmlPullParserException, IOException { 19333 String pkgName = null; 19334 int outerDepth = parser.getDepth(); 19335 int type; 19336 while ((type = parser.next()) != XmlPullParser.END_DOCUMENT 19337 && (type != XmlPullParser.END_TAG || parser.getDepth() > outerDepth)) { 19338 if (type == XmlPullParser.END_TAG || type == XmlPullParser.TEXT) { 19339 continue; 19340 } 19341 19342 final String tagName = parser.getName(); 19343 if (tagName.equals(TAG_GRANT)) { 19344 pkgName = parser.getAttributeValue(null, ATTR_PACKAGE_NAME); 19345 if (DEBUG_BACKUP) { 19346 Slog.v(TAG, "+++ Restoring grants for package " + pkgName); 19347 } 19348 } else if (tagName.equals(TAG_PERMISSION)) { 19349 19350 final boolean isGranted = "true".equals(parser.getAttributeValue(null, ATTR_IS_GRANTED)); 19351 final String permName = parser.getAttributeValue(null, ATTR_PERMISSION_NAME); 19352 19353 int newFlagSet = 0; 19354 if ("true".equals(parser.getAttributeValue(null, ATTR_USER_SET))) { 19355 newFlagSet |= FLAG_PERMISSION_USER_SET; 19356 } 19357 if ("true".equals(parser.getAttributeValue(null, ATTR_USER_FIXED))) { 19358 newFlagSet |= FLAG_PERMISSION_USER_FIXED; 19359 } 19360 if ("true".equals(parser.getAttributeValue(null, ATTR_REVOKE_ON_UPGRADE))) { 19361 newFlagSet |= FLAG_PERMISSION_REVOKE_ON_UPGRADE; 19362 } 19363 if (DEBUG_BACKUP) { 19364 Slog.v(TAG, " + Restoring grant: pkg=" + pkgName + " perm=" + permName 19365 + " granted=" + isGranted + " bits=0x" + Integer.toHexString(newFlagSet)); 19366 } 19367 final PackageSetting ps = mSettings.mPackages.get(pkgName); 19368 if (ps != null) { 19369 // Already installed so we apply the grant immediately 19370 if (DEBUG_BACKUP) { 19371 Slog.v(TAG, " + already installed; applying"); 19372 } 19373 PermissionsState perms = ps.getPermissionsState(); 19374 BasePermission bp = mSettings.mPermissions.get(permName); 19375 if (bp != null) { 19376 if (isGranted) { 19377 perms.grantRuntimePermission(bp, userId); 19378 } 19379 if (newFlagSet != 0) { 19380 perms.updatePermissionFlags(bp, userId, USER_RUNTIME_GRANT_MASK, newFlagSet); 19381 } 19382 } 19383 } else { 19384 // Need to wait for post-restore install to apply the grant 19385 if (DEBUG_BACKUP) { 19386 Slog.v(TAG, " - not yet installed; saving for later"); 19387 } 19388 mSettings.processRestoredPermissionGrantLPr(pkgName, permName, 19389 isGranted, newFlagSet, userId); 19390 } 19391 } else { 19392 PackageManagerService.reportSettingsProblem(Log.WARN, 19393 "Unknown element under <" + TAG_PERMISSION_BACKUP + ">: " + tagName); 19394 XmlUtils.skipCurrentTag(parser); 19395 } 19396 } 19397 19398 scheduleWriteSettingsLocked(); 19399 mSettings.writeRuntimePermissionsForUserLPr(userId, false); 19400 } 19401 19402 @Override 19403 public void addCrossProfileIntentFilter(IntentFilter intentFilter, String ownerPackage, 19404 int sourceUserId, int targetUserId, int flags) { 19405 mContext.enforceCallingOrSelfPermission( 19406 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, null); 19407 int callingUid = Binder.getCallingUid(); 19408 enforceOwnerRights(ownerPackage, callingUid); 19409 enforceShellRestriction(UserManager.DISALLOW_DEBUGGING_FEATURES, callingUid, sourceUserId); 19410 if (intentFilter.countActions() == 0) { 19411 Slog.w(TAG, "Cannot set a crossProfile intent filter with no filter actions"); 19412 return; 19413 } 19414 synchronized (mPackages) { 19415 CrossProfileIntentFilter newFilter = new CrossProfileIntentFilter(intentFilter, 19416 ownerPackage, targetUserId, flags); 19417 CrossProfileIntentResolver resolver = 19418 mSettings.editCrossProfileIntentResolverLPw(sourceUserId); 19419 ArrayList<CrossProfileIntentFilter> existing = resolver.findFilters(intentFilter); 19420 // We have all those whose filter is equal. Now checking if the rest is equal as well. 19421 if (existing != null) { 19422 int size = existing.size(); 19423 for (int i = 0; i < size; i++) { 19424 if (newFilter.equalsIgnoreFilter(existing.get(i))) { 19425 return; 19426 } 19427 } 19428 } 19429 resolver.addFilter(newFilter); 19430 scheduleWritePackageRestrictionsLocked(sourceUserId); 19431 } 19432 } 19433 19434 @Override 19435 public void clearCrossProfileIntentFilters(int sourceUserId, String ownerPackage) { 19436 mContext.enforceCallingOrSelfPermission( 19437 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, null); 19438 int callingUid = Binder.getCallingUid(); 19439 enforceOwnerRights(ownerPackage, callingUid); 19440 enforceShellRestriction(UserManager.DISALLOW_DEBUGGING_FEATURES, callingUid, sourceUserId); 19441 synchronized (mPackages) { 19442 CrossProfileIntentResolver resolver = 19443 mSettings.editCrossProfileIntentResolverLPw(sourceUserId); 19444 ArraySet<CrossProfileIntentFilter> set = 19445 new ArraySet<CrossProfileIntentFilter>(resolver.filterSet()); 19446 for (CrossProfileIntentFilter filter : set) { 19447 if (filter.getOwnerPackage().equals(ownerPackage)) { 19448 resolver.removeFilter(filter); 19449 } 19450 } 19451 scheduleWritePackageRestrictionsLocked(sourceUserId); 19452 } 19453 } 19454 19455 // Enforcing that callingUid is owning pkg on userId 19456 private void enforceOwnerRights(String pkg, int callingUid) { 19457 // The system owns everything. 19458 if (UserHandle.getAppId(callingUid) == Process.SYSTEM_UID) { 19459 return; 19460 } 19461 int callingUserId = UserHandle.getUserId(callingUid); 19462 PackageInfo pi = getPackageInfo(pkg, 0, callingUserId); 19463 if (pi == null) { 19464 throw new IllegalArgumentException("Unknown package " + pkg + " on user " 19465 + callingUserId); 19466 } 19467 if (!UserHandle.isSameApp(pi.applicationInfo.uid, callingUid)) { 19468 throw new SecurityException("Calling uid " + callingUid 19469 + " does not own package " + pkg); 19470 } 19471 } 19472 19473 @Override 19474 public ComponentName getHomeActivities(List<ResolveInfo> allHomeCandidates) { 19475 return getHomeActivitiesAsUser(allHomeCandidates, UserHandle.getCallingUserId()); 19476 } 19477 19478 private Intent getHomeIntent() { 19479 Intent intent = new Intent(Intent.ACTION_MAIN); 19480 intent.addCategory(Intent.CATEGORY_HOME); 19481 intent.addCategory(Intent.CATEGORY_DEFAULT); 19482 return intent; 19483 } 19484 19485 private IntentFilter getHomeFilter() { 19486 IntentFilter filter = new IntentFilter(Intent.ACTION_MAIN); 19487 filter.addCategory(Intent.CATEGORY_HOME); 19488 filter.addCategory(Intent.CATEGORY_DEFAULT); 19489 return filter; 19490 } 19491 19492 ComponentName getHomeActivitiesAsUser(List<ResolveInfo> allHomeCandidates, 19493 int userId) { 19494 Intent intent = getHomeIntent(); 19495 List<ResolveInfo> list = queryIntentActivitiesInternal(intent, null, 19496 PackageManager.GET_META_DATA, userId); 19497 ResolveInfo preferred = findPreferredActivity(intent, null, 0, list, 0, 19498 true, false, false, userId); 19499 19500 allHomeCandidates.clear(); 19501 if (list != null) { 19502 for (ResolveInfo ri : list) { 19503 allHomeCandidates.add(ri); 19504 } 19505 } 19506 return (preferred == null || preferred.activityInfo == null) 19507 ? null 19508 : new ComponentName(preferred.activityInfo.packageName, 19509 preferred.activityInfo.name); 19510 } 19511 19512 @Override 19513 public void setHomeActivity(ComponentName comp, int userId) { 19514 ArrayList<ResolveInfo> homeActivities = new ArrayList<>(); 19515 getHomeActivitiesAsUser(homeActivities, userId); 19516 19517 boolean found = false; 19518 19519 final int size = homeActivities.size(); 19520 final ComponentName[] set = new ComponentName[size]; 19521 for (int i = 0; i < size; i++) { 19522 final ResolveInfo candidate = homeActivities.get(i); 19523 final ActivityInfo info = candidate.activityInfo; 19524 final ComponentName activityName = new ComponentName(info.packageName, info.name); 19525 set[i] = activityName; 19526 if (!found && activityName.equals(comp)) { 19527 found = true; 19528 } 19529 } 19530 if (!found) { 19531 throw new IllegalArgumentException("Component " + comp + " cannot be home on user " 19532 + userId); 19533 } 19534 replacePreferredActivity(getHomeFilter(), IntentFilter.MATCH_CATEGORY_EMPTY, 19535 set, comp, userId); 19536 } 19537 19538 private @Nullable String getSetupWizardPackageName() { 19539 final Intent intent = new Intent(Intent.ACTION_MAIN); 19540 intent.addCategory(Intent.CATEGORY_SETUP_WIZARD); 19541 19542 final List<ResolveInfo> matches = queryIntentActivitiesInternal(intent, null, 19543 MATCH_SYSTEM_ONLY | MATCH_DIRECT_BOOT_AWARE | MATCH_DIRECT_BOOT_UNAWARE 19544 | MATCH_DISABLED_COMPONENTS, 19545 UserHandle.myUserId()); 19546 if (matches.size() == 1) { 19547 return matches.get(0).getComponentInfo().packageName; 19548 } else { 19549 Slog.e(TAG, "There should probably be exactly one setup wizard; found " + matches.size() 19550 + ": matches=" + matches); 19551 return null; 19552 } 19553 } 19554 19555 private @Nullable String getStorageManagerPackageName() { 19556 final Intent intent = new Intent(StorageManager.ACTION_MANAGE_STORAGE); 19557 19558 final List<ResolveInfo> matches = queryIntentActivitiesInternal(intent, null, 19559 MATCH_SYSTEM_ONLY | MATCH_DIRECT_BOOT_AWARE | MATCH_DIRECT_BOOT_UNAWARE 19560 | MATCH_DISABLED_COMPONENTS, 19561 UserHandle.myUserId()); 19562 if (matches.size() == 1) { 19563 return matches.get(0).getComponentInfo().packageName; 19564 } else { 19565 Slog.e(TAG, "There should probably be exactly one storage manager; found " 19566 + matches.size() + ": matches=" + matches); 19567 return null; 19568 } 19569 } 19570 19571 @Override 19572 public void setApplicationEnabledSetting(String appPackageName, 19573 int newState, int flags, int userId, String callingPackage) { 19574 if (!sUserManager.exists(userId)) return; 19575 if (callingPackage == null) { 19576 callingPackage = Integer.toString(Binder.getCallingUid()); 19577 } 19578 setEnabledSetting(appPackageName, null, newState, flags, userId, callingPackage); 19579 } 19580 19581 @Override 19582 public void setComponentEnabledSetting(ComponentName componentName, 19583 int newState, int flags, int userId) { 19584 if (!sUserManager.exists(userId)) return; 19585 setEnabledSetting(componentName.getPackageName(), 19586 componentName.getClassName(), newState, flags, userId, null); 19587 } 19588 19589 private void setEnabledSetting(final String packageName, String className, int newState, 19590 final int flags, int userId, String callingPackage) { 19591 if (!(newState == COMPONENT_ENABLED_STATE_DEFAULT 19592 || newState == COMPONENT_ENABLED_STATE_ENABLED 19593 || newState == COMPONENT_ENABLED_STATE_DISABLED 19594 || newState == COMPONENT_ENABLED_STATE_DISABLED_USER 19595 || newState == COMPONENT_ENABLED_STATE_DISABLED_UNTIL_USED)) { 19596 throw new IllegalArgumentException("Invalid new component state: " 19597 + newState); 19598 } 19599 PackageSetting pkgSetting; 19600 final int uid = Binder.getCallingUid(); 19601 final int permission; 19602 if (uid == Process.SYSTEM_UID) { 19603 permission = PackageManager.PERMISSION_GRANTED; 19604 } else { 19605 permission = mContext.checkCallingOrSelfPermission( 19606 android.Manifest.permission.CHANGE_COMPONENT_ENABLED_STATE); 19607 } 19608 enforceCrossUserPermission(uid, userId, 19609 false /* requireFullPermission */, true /* checkShell */, "set enabled"); 19610 final boolean allowedByPermission = (permission == PackageManager.PERMISSION_GRANTED); 19611 boolean sendNow = false; 19612 boolean isApp = (className == null); 19613 String componentName = isApp ? packageName : className; 19614 int packageUid = -1; 19615 ArrayList<String> components; 19616 19617 // writer 19618 synchronized (mPackages) { 19619 pkgSetting = mSettings.mPackages.get(packageName); 19620 if (pkgSetting == null) { 19621 if (className == null) { 19622 throw new IllegalArgumentException("Unknown package: " + packageName); 19623 } 19624 throw new IllegalArgumentException( 19625 "Unknown component: " + packageName + "/" + className); 19626 } 19627 } 19628 19629 // Limit who can change which apps 19630 if (!UserHandle.isSameApp(uid, pkgSetting.appId)) { 19631 // Don't allow apps that don't have permission to modify other apps 19632 if (!allowedByPermission) { 19633 throw new SecurityException( 19634 "Permission Denial: attempt to change component state from pid=" 19635 + Binder.getCallingPid() 19636 + ", uid=" + uid + ", package uid=" + pkgSetting.appId); 19637 } 19638 // Don't allow changing protected packages. 19639 if (mProtectedPackages.isPackageStateProtected(userId, packageName)) { 19640 throw new SecurityException("Cannot disable a protected package: " + packageName); 19641 } 19642 } 19643 19644 synchronized (mPackages) { 19645 if (uid == Process.SHELL_UID 19646 && (pkgSetting.pkgFlags & ApplicationInfo.FLAG_TEST_ONLY) == 0) { 19647 // Shell can only change whole packages between ENABLED and DISABLED_USER states 19648 // unless it is a test package. 19649 int oldState = pkgSetting.getEnabled(userId); 19650 if (className == null 19651 && 19652 (oldState == COMPONENT_ENABLED_STATE_DISABLED_USER 19653 || oldState == COMPONENT_ENABLED_STATE_DEFAULT 19654 || oldState == COMPONENT_ENABLED_STATE_ENABLED) 19655 && 19656 (newState == COMPONENT_ENABLED_STATE_DISABLED_USER 19657 || newState == COMPONENT_ENABLED_STATE_DEFAULT 19658 || newState == COMPONENT_ENABLED_STATE_ENABLED)) { 19659 // ok 19660 } else { 19661 throw new SecurityException( 19662 "Shell cannot change component state for " + packageName + "/" 19663 + className + " to " + newState); 19664 } 19665 } 19666 if (className == null) { 19667 // We're dealing with an application/package level state change 19668 if (pkgSetting.getEnabled(userId) == newState) { 19669 // Nothing to do 19670 return; 19671 } 19672 if (newState == PackageManager.COMPONENT_ENABLED_STATE_DEFAULT 19673 || newState == PackageManager.COMPONENT_ENABLED_STATE_ENABLED) { 19674 // Don't care about who enables an app. 19675 callingPackage = null; 19676 } 19677 pkgSetting.setEnabled(newState, userId, callingPackage); 19678 // pkgSetting.pkg.mSetEnabled = newState; 19679 } else { 19680 // We're dealing with a component level state change 19681 // First, verify that this is a valid class name. 19682 PackageParser.Package pkg = pkgSetting.pkg; 19683 if (pkg == null || !pkg.hasComponentClassName(className)) { 19684 if (pkg != null && 19685 pkg.applicationInfo.targetSdkVersion >= 19686 Build.VERSION_CODES.JELLY_BEAN) { 19687 throw new IllegalArgumentException("Component class " + className 19688 + " does not exist in " + packageName); 19689 } else { 19690 Slog.w(TAG, "Failed setComponentEnabledSetting: component class " 19691 + className + " does not exist in " + packageName); 19692 } 19693 } 19694 switch (newState) { 19695 case COMPONENT_ENABLED_STATE_ENABLED: 19696 if (!pkgSetting.enableComponentLPw(className, userId)) { 19697 return; 19698 } 19699 break; 19700 case COMPONENT_ENABLED_STATE_DISABLED: 19701 if (!pkgSetting.disableComponentLPw(className, userId)) { 19702 return; 19703 } 19704 break; 19705 case COMPONENT_ENABLED_STATE_DEFAULT: 19706 if (!pkgSetting.restoreComponentLPw(className, userId)) { 19707 return; 19708 } 19709 break; 19710 default: 19711 Slog.e(TAG, "Invalid new component state: " + newState); 19712 return; 19713 } 19714 } 19715 scheduleWritePackageRestrictionsLocked(userId); 19716 components = mPendingBroadcasts.get(userId, packageName); 19717 final boolean newPackage = components == null; 19718 if (newPackage) { 19719 components = new ArrayList<String>(); 19720 } 19721 if (!components.contains(componentName)) { 19722 components.add(componentName); 19723 } 19724 if ((flags&PackageManager.DONT_KILL_APP) == 0) { 19725 sendNow = true; 19726 // Purge entry from pending broadcast list if another one exists already 19727 // since we are sending one right away. 19728 mPendingBroadcasts.remove(userId, packageName); 19729 } else { 19730 if (newPackage) { 19731 mPendingBroadcasts.put(userId, packageName, components); 19732 } 19733 if (!mHandler.hasMessages(SEND_PENDING_BROADCAST)) { 19734 // Schedule a message 19735 mHandler.sendEmptyMessageDelayed(SEND_PENDING_BROADCAST, BROADCAST_DELAY); 19736 } 19737 } 19738 } 19739 19740 long callingId = Binder.clearCallingIdentity(); 19741 try { 19742 if (sendNow) { 19743 packageUid = UserHandle.getUid(userId, pkgSetting.appId); 19744 sendPackageChangedBroadcast(packageName, 19745 (flags&PackageManager.DONT_KILL_APP) != 0, components, packageUid); 19746 } 19747 } finally { 19748 Binder.restoreCallingIdentity(callingId); 19749 } 19750 } 19751 19752 @Override 19753 public void flushPackageRestrictionsAsUser(int userId) { 19754 if (!sUserManager.exists(userId)) { 19755 return; 19756 } 19757 enforceCrossUserPermission(Binder.getCallingUid(), userId, false /* requireFullPermission*/, 19758 false /* checkShell */, "flushPackageRestrictions"); 19759 synchronized (mPackages) { 19760 mSettings.writePackageRestrictionsLPr(userId); 19761 mDirtyUsers.remove(userId); 19762 if (mDirtyUsers.isEmpty()) { 19763 mHandler.removeMessages(WRITE_PACKAGE_RESTRICTIONS); 19764 } 19765 } 19766 } 19767 19768 private void sendPackageChangedBroadcast(String packageName, 19769 boolean killFlag, ArrayList<String> componentNames, int packageUid) { 19770 if (DEBUG_INSTALL) 19771 Log.v(TAG, "Sending package changed: package=" + packageName + " components=" 19772 + componentNames); 19773 Bundle extras = new Bundle(4); 19774 extras.putString(Intent.EXTRA_CHANGED_COMPONENT_NAME, componentNames.get(0)); 19775 String nameList[] = new String[componentNames.size()]; 19776 componentNames.toArray(nameList); 19777 extras.putStringArray(Intent.EXTRA_CHANGED_COMPONENT_NAME_LIST, nameList); 19778 extras.putBoolean(Intent.EXTRA_DONT_KILL_APP, killFlag); 19779 extras.putInt(Intent.EXTRA_UID, packageUid); 19780 // If this is not reporting a change of the overall package, then only send it 19781 // to registered receivers. We don't want to launch a swath of apps for every 19782 // little component state change. 19783 final int flags = !componentNames.contains(packageName) 19784 ? Intent.FLAG_RECEIVER_REGISTERED_ONLY : 0; 19785 sendPackageBroadcast(Intent.ACTION_PACKAGE_CHANGED, packageName, extras, flags, null, null, 19786 new int[] {UserHandle.getUserId(packageUid)}); 19787 } 19788 19789 @Override 19790 public void setPackageStoppedState(String packageName, boolean stopped, int userId) { 19791 if (!sUserManager.exists(userId)) return; 19792 final int uid = Binder.getCallingUid(); 19793 final int permission = mContext.checkCallingOrSelfPermission( 19794 android.Manifest.permission.CHANGE_COMPONENT_ENABLED_STATE); 19795 final boolean allowedByPermission = (permission == PackageManager.PERMISSION_GRANTED); 19796 enforceCrossUserPermission(uid, userId, 19797 true /* requireFullPermission */, true /* checkShell */, "stop package"); 19798 // writer 19799 synchronized (mPackages) { 19800 if (mSettings.setPackageStoppedStateLPw(this, packageName, stopped, 19801 allowedByPermission, uid, userId)) { 19802 scheduleWritePackageRestrictionsLocked(userId); 19803 } 19804 } 19805 } 19806 19807 @Override 19808 public String getInstallerPackageName(String packageName) { 19809 // reader 19810 synchronized (mPackages) { 19811 return mSettings.getInstallerPackageNameLPr(packageName); 19812 } 19813 } 19814 19815 public boolean isOrphaned(String packageName) { 19816 // reader 19817 synchronized (mPackages) { 19818 return mSettings.isOrphaned(packageName); 19819 } 19820 } 19821 19822 @Override 19823 public int getApplicationEnabledSetting(String packageName, int userId) { 19824 if (!sUserManager.exists(userId)) return COMPONENT_ENABLED_STATE_DISABLED; 19825 int uid = Binder.getCallingUid(); 19826 enforceCrossUserPermission(uid, userId, 19827 false /* requireFullPermission */, false /* checkShell */, "get enabled"); 19828 // reader 19829 synchronized (mPackages) { 19830 return mSettings.getApplicationEnabledSettingLPr(packageName, userId); 19831 } 19832 } 19833 19834 @Override 19835 public int getComponentEnabledSetting(ComponentName componentName, 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 component enabled"); 19840 // reader 19841 synchronized (mPackages) { 19842 return mSettings.getComponentEnabledSettingLPr(componentName, userId); 19843 } 19844 } 19845 19846 @Override 19847 public void enterSafeMode() { 19848 enforceSystemOrRoot("Only the system can request entering safe mode"); 19849 19850 if (!mSystemReady) { 19851 mSafeMode = true; 19852 } 19853 } 19854 19855 @Override 19856 public void systemReady() { 19857 mSystemReady = true; 19858 19859 // Disable any carrier apps. We do this very early in boot to prevent the apps from being 19860 // disabled after already being started. 19861 CarrierAppUtils.disableCarrierAppsUntilPrivileged(mContext.getOpPackageName(), this, 19862 mContext.getContentResolver(), UserHandle.USER_SYSTEM); 19863 19864 // Read the compatibilty setting when the system is ready. 19865 boolean compatibilityModeEnabled = android.provider.Settings.Global.getInt( 19866 mContext.getContentResolver(), 19867 android.provider.Settings.Global.COMPATIBILITY_MODE, 1) == 1; 19868 PackageParser.setCompatibilityModeEnabled(compatibilityModeEnabled); 19869 if (DEBUG_SETTINGS) { 19870 Log.d(TAG, "compatibility mode:" + compatibilityModeEnabled); 19871 } 19872 19873 int[] grantPermissionsUserIds = EMPTY_INT_ARRAY; 19874 19875 synchronized (mPackages) { 19876 // Verify that all of the preferred activity components actually 19877 // exist. It is possible for applications to be updated and at 19878 // that point remove a previously declared activity component that 19879 // had been set as a preferred activity. We try to clean this up 19880 // the next time we encounter that preferred activity, but it is 19881 // possible for the user flow to never be able to return to that 19882 // situation so here we do a sanity check to make sure we haven't 19883 // left any junk around. 19884 ArrayList<PreferredActivity> removed = new ArrayList<PreferredActivity>(); 19885 for (int i=0; i<mSettings.mPreferredActivities.size(); i++) { 19886 PreferredIntentResolver pir = mSettings.mPreferredActivities.valueAt(i); 19887 removed.clear(); 19888 for (PreferredActivity pa : pir.filterSet()) { 19889 if (mActivities.mActivities.get(pa.mPref.mComponent) == null) { 19890 removed.add(pa); 19891 } 19892 } 19893 if (removed.size() > 0) { 19894 for (int r=0; r<removed.size(); r++) { 19895 PreferredActivity pa = removed.get(r); 19896 Slog.w(TAG, "Removing dangling preferred activity: " 19897 + pa.mPref.mComponent); 19898 pir.removeFilter(pa); 19899 } 19900 mSettings.writePackageRestrictionsLPr( 19901 mSettings.mPreferredActivities.keyAt(i)); 19902 } 19903 } 19904 19905 for (int userId : UserManagerService.getInstance().getUserIds()) { 19906 if (!mSettings.areDefaultRuntimePermissionsGrantedLPr(userId)) { 19907 grantPermissionsUserIds = ArrayUtils.appendInt( 19908 grantPermissionsUserIds, userId); 19909 } 19910 } 19911 } 19912 sUserManager.systemReady(); 19913 19914 // If we upgraded grant all default permissions before kicking off. 19915 for (int userId : grantPermissionsUserIds) { 19916 mDefaultPermissionPolicy.grantDefaultPermissions(userId); 19917 } 19918 19919 // If we did not grant default permissions, we preload from this the 19920 // default permission exceptions lazily to ensure we don't hit the 19921 // disk on a new user creation. 19922 if (grantPermissionsUserIds == EMPTY_INT_ARRAY) { 19923 mDefaultPermissionPolicy.scheduleReadDefaultPermissionExceptions(); 19924 } 19925 19926 // Kick off any messages waiting for system ready 19927 if (mPostSystemReadyMessages != null) { 19928 for (Message msg : mPostSystemReadyMessages) { 19929 msg.sendToTarget(); 19930 } 19931 mPostSystemReadyMessages = null; 19932 } 19933 19934 // Watch for external volumes that come and go over time 19935 final StorageManager storage = mContext.getSystemService(StorageManager.class); 19936 storage.registerListener(mStorageListener); 19937 19938 mInstallerService.systemReady(); 19939 mPackageDexOptimizer.systemReady(); 19940 19941 StorageManagerInternal StorageManagerInternal = LocalServices.getService( 19942 StorageManagerInternal.class); 19943 StorageManagerInternal.addExternalStoragePolicy( 19944 new StorageManagerInternal.ExternalStorageMountPolicy() { 19945 @Override 19946 public int getMountMode(int uid, String packageName) { 19947 if (Process.isIsolated(uid)) { 19948 return Zygote.MOUNT_EXTERNAL_NONE; 19949 } 19950 if (checkUidPermission(WRITE_MEDIA_STORAGE, uid) == PERMISSION_GRANTED) { 19951 return Zygote.MOUNT_EXTERNAL_DEFAULT; 19952 } 19953 if (checkUidPermission(READ_EXTERNAL_STORAGE, uid) == PERMISSION_DENIED) { 19954 return Zygote.MOUNT_EXTERNAL_DEFAULT; 19955 } 19956 if (checkUidPermission(WRITE_EXTERNAL_STORAGE, uid) == PERMISSION_DENIED) { 19957 return Zygote.MOUNT_EXTERNAL_READ; 19958 } 19959 return Zygote.MOUNT_EXTERNAL_WRITE; 19960 } 19961 19962 @Override 19963 public boolean hasExternalStorage(int uid, String packageName) { 19964 return true; 19965 } 19966 }); 19967 19968 // Now that we're mostly running, clean up stale users and apps 19969 reconcileUsers(StorageManager.UUID_PRIVATE_INTERNAL); 19970 reconcileApps(StorageManager.UUID_PRIVATE_INTERNAL); 19971 } 19972 19973 @Override 19974 public boolean isSafeMode() { 19975 return mSafeMode; 19976 } 19977 19978 @Override 19979 public boolean hasSystemUidErrors() { 19980 return mHasSystemUidErrors; 19981 } 19982 19983 static String arrayToString(int[] array) { 19984 StringBuffer buf = new StringBuffer(128); 19985 buf.append('['); 19986 if (array != null) { 19987 for (int i=0; i<array.length; i++) { 19988 if (i > 0) buf.append(", "); 19989 buf.append(array[i]); 19990 } 19991 } 19992 buf.append(']'); 19993 return buf.toString(); 19994 } 19995 19996 static class DumpState { 19997 public static final int DUMP_LIBS = 1 << 0; 19998 public static final int DUMP_FEATURES = 1 << 1; 19999 public static final int DUMP_ACTIVITY_RESOLVERS = 1 << 2; 20000 public static final int DUMP_SERVICE_RESOLVERS = 1 << 3; 20001 public static final int DUMP_RECEIVER_RESOLVERS = 1 << 4; 20002 public static final int DUMP_CONTENT_RESOLVERS = 1 << 5; 20003 public static final int DUMP_PERMISSIONS = 1 << 6; 20004 public static final int DUMP_PACKAGES = 1 << 7; 20005 public static final int DUMP_SHARED_USERS = 1 << 8; 20006 public static final int DUMP_MESSAGES = 1 << 9; 20007 public static final int DUMP_PROVIDERS = 1 << 10; 20008 public static final int DUMP_VERIFIERS = 1 << 11; 20009 public static final int DUMP_PREFERRED = 1 << 12; 20010 public static final int DUMP_PREFERRED_XML = 1 << 13; 20011 public static final int DUMP_KEYSETS = 1 << 14; 20012 public static final int DUMP_VERSION = 1 << 15; 20013 public static final int DUMP_INSTALLS = 1 << 16; 20014 public static final int DUMP_INTENT_FILTER_VERIFIERS = 1 << 17; 20015 public static final int DUMP_DOMAIN_PREFERRED = 1 << 18; 20016 public static final int DUMP_FROZEN = 1 << 19; 20017 public static final int DUMP_DEXOPT = 1 << 20; 20018 public static final int DUMP_COMPILER_STATS = 1 << 21; 20019 20020 public static final int OPTION_SHOW_FILTERS = 1 << 0; 20021 20022 private int mTypes; 20023 20024 private int mOptions; 20025 20026 private boolean mTitlePrinted; 20027 20028 private SharedUserSetting mSharedUser; 20029 20030 public boolean isDumping(int type) { 20031 if (mTypes == 0 && type != DUMP_PREFERRED_XML) { 20032 return true; 20033 } 20034 20035 return (mTypes & type) != 0; 20036 } 20037 20038 public void setDump(int type) { 20039 mTypes |= type; 20040 } 20041 20042 public boolean isOptionEnabled(int option) { 20043 return (mOptions & option) != 0; 20044 } 20045 20046 public void setOptionEnabled(int option) { 20047 mOptions |= option; 20048 } 20049 20050 public boolean onTitlePrinted() { 20051 final boolean printed = mTitlePrinted; 20052 mTitlePrinted = true; 20053 return printed; 20054 } 20055 20056 public boolean getTitlePrinted() { 20057 return mTitlePrinted; 20058 } 20059 20060 public void setTitlePrinted(boolean enabled) { 20061 mTitlePrinted = enabled; 20062 } 20063 20064 public SharedUserSetting getSharedUser() { 20065 return mSharedUser; 20066 } 20067 20068 public void setSharedUser(SharedUserSetting user) { 20069 mSharedUser = user; 20070 } 20071 } 20072 20073 @Override 20074 public void onShellCommand(FileDescriptor in, FileDescriptor out, 20075 FileDescriptor err, String[] args, ShellCallback callback, 20076 ResultReceiver resultReceiver) { 20077 (new PackageManagerShellCommand(this)).exec( 20078 this, in, out, err, args, callback, resultReceiver); 20079 } 20080 20081 @Override 20082 protected void dump(FileDescriptor fd, PrintWriter pw, String[] args) { 20083 if (mContext.checkCallingOrSelfPermission(android.Manifest.permission.DUMP) 20084 != PackageManager.PERMISSION_GRANTED) { 20085 pw.println("Permission Denial: can't dump ActivityManager from from pid=" 20086 + Binder.getCallingPid() 20087 + ", uid=" + Binder.getCallingUid() 20088 + " without permission " 20089 + android.Manifest.permission.DUMP); 20090 return; 20091 } 20092 20093 DumpState dumpState = new DumpState(); 20094 boolean fullPreferred = false; 20095 boolean checkin = false; 20096 20097 String packageName = null; 20098 ArraySet<String> permissionNames = null; 20099 20100 int opti = 0; 20101 while (opti < args.length) { 20102 String opt = args[opti]; 20103 if (opt == null || opt.length() <= 0 || opt.charAt(0) != '-') { 20104 break; 20105 } 20106 opti++; 20107 20108 if ("-a".equals(opt)) { 20109 // Right now we only know how to print all. 20110 } else if ("-h".equals(opt)) { 20111 pw.println("Package manager dump options:"); 20112 pw.println(" [-h] [-f] [--checkin] [cmd] ..."); 20113 pw.println(" --checkin: dump for a checkin"); 20114 pw.println(" -f: print details of intent filters"); 20115 pw.println(" -h: print this help"); 20116 pw.println(" cmd may be one of:"); 20117 pw.println(" l[ibraries]: list known shared libraries"); 20118 pw.println(" f[eatures]: list device features"); 20119 pw.println(" k[eysets]: print known keysets"); 20120 pw.println(" r[esolvers] [activity|service|receiver|content]: dump intent resolvers"); 20121 pw.println(" perm[issions]: dump permissions"); 20122 pw.println(" permission [name ...]: dump declaration and use of given permission"); 20123 pw.println(" pref[erred]: print preferred package settings"); 20124 pw.println(" preferred-xml [--full]: print preferred package settings as xml"); 20125 pw.println(" prov[iders]: dump content providers"); 20126 pw.println(" p[ackages]: dump installed packages"); 20127 pw.println(" s[hared-users]: dump shared user IDs"); 20128 pw.println(" m[essages]: print collected runtime messages"); 20129 pw.println(" v[erifiers]: print package verifier info"); 20130 pw.println(" d[omain-preferred-apps]: print domains preferred apps"); 20131 pw.println(" i[ntent-filter-verifiers]|ifv: print intent filter verifier info"); 20132 pw.println(" version: print database version info"); 20133 pw.println(" write: write current settings now"); 20134 pw.println(" installs: details about install sessions"); 20135 pw.println(" check-permission <permission> <package> [<user>]: does pkg hold perm?"); 20136 pw.println(" dexopt: dump dexopt state"); 20137 pw.println(" compiler-stats: dump compiler statistics"); 20138 pw.println(" <package.name>: info about given package"); 20139 return; 20140 } else if ("--checkin".equals(opt)) { 20141 checkin = true; 20142 } else if ("-f".equals(opt)) { 20143 dumpState.setOptionEnabled(DumpState.OPTION_SHOW_FILTERS); 20144 } else { 20145 pw.println("Unknown argument: " + opt + "; use -h for help"); 20146 } 20147 } 20148 20149 // Is the caller requesting to dump a particular piece of data? 20150 if (opti < args.length) { 20151 String cmd = args[opti]; 20152 opti++; 20153 // Is this a package name? 20154 if ("android".equals(cmd) || cmd.contains(".")) { 20155 packageName = cmd; 20156 // When dumping a single package, we always dump all of its 20157 // filter information since the amount of data will be reasonable. 20158 dumpState.setOptionEnabled(DumpState.OPTION_SHOW_FILTERS); 20159 } else if ("check-permission".equals(cmd)) { 20160 if (opti >= args.length) { 20161 pw.println("Error: check-permission missing permission argument"); 20162 return; 20163 } 20164 String perm = args[opti]; 20165 opti++; 20166 if (opti >= args.length) { 20167 pw.println("Error: check-permission missing package argument"); 20168 return; 20169 } 20170 20171 String pkg = args[opti]; 20172 opti++; 20173 int user = UserHandle.getUserId(Binder.getCallingUid()); 20174 if (opti < args.length) { 20175 try { 20176 user = Integer.parseInt(args[opti]); 20177 } catch (NumberFormatException e) { 20178 pw.println("Error: check-permission user argument is not a number: " 20179 + args[opti]); 20180 return; 20181 } 20182 } 20183 20184 // Normalize package name to handle renamed packages and static libs 20185 pkg = resolveInternalPackageNameLPr(pkg, PackageManager.VERSION_CODE_HIGHEST); 20186 20187 pw.println(checkPermission(perm, pkg, user)); 20188 return; 20189 } else if ("l".equals(cmd) || "libraries".equals(cmd)) { 20190 dumpState.setDump(DumpState.DUMP_LIBS); 20191 } else if ("f".equals(cmd) || "features".equals(cmd)) { 20192 dumpState.setDump(DumpState.DUMP_FEATURES); 20193 } else if ("r".equals(cmd) || "resolvers".equals(cmd)) { 20194 if (opti >= args.length) { 20195 dumpState.setDump(DumpState.DUMP_ACTIVITY_RESOLVERS 20196 | DumpState.DUMP_SERVICE_RESOLVERS 20197 | DumpState.DUMP_RECEIVER_RESOLVERS 20198 | DumpState.DUMP_CONTENT_RESOLVERS); 20199 } else { 20200 while (opti < args.length) { 20201 String name = args[opti]; 20202 if ("a".equals(name) || "activity".equals(name)) { 20203 dumpState.setDump(DumpState.DUMP_ACTIVITY_RESOLVERS); 20204 } else if ("s".equals(name) || "service".equals(name)) { 20205 dumpState.setDump(DumpState.DUMP_SERVICE_RESOLVERS); 20206 } else if ("r".equals(name) || "receiver".equals(name)) { 20207 dumpState.setDump(DumpState.DUMP_RECEIVER_RESOLVERS); 20208 } else if ("c".equals(name) || "content".equals(name)) { 20209 dumpState.setDump(DumpState.DUMP_CONTENT_RESOLVERS); 20210 } else { 20211 pw.println("Error: unknown resolver table type: " + name); 20212 return; 20213 } 20214 opti++; 20215 } 20216 } 20217 } else if ("perm".equals(cmd) || "permissions".equals(cmd)) { 20218 dumpState.setDump(DumpState.DUMP_PERMISSIONS); 20219 } else if ("permission".equals(cmd)) { 20220 if (opti >= args.length) { 20221 pw.println("Error: permission requires permission name"); 20222 return; 20223 } 20224 permissionNames = new ArraySet<>(); 20225 while (opti < args.length) { 20226 permissionNames.add(args[opti]); 20227 opti++; 20228 } 20229 dumpState.setDump(DumpState.DUMP_PERMISSIONS 20230 | DumpState.DUMP_PACKAGES | DumpState.DUMP_SHARED_USERS); 20231 } else if ("pref".equals(cmd) || "preferred".equals(cmd)) { 20232 dumpState.setDump(DumpState.DUMP_PREFERRED); 20233 } else if ("preferred-xml".equals(cmd)) { 20234 dumpState.setDump(DumpState.DUMP_PREFERRED_XML); 20235 if (opti < args.length && "--full".equals(args[opti])) { 20236 fullPreferred = true; 20237 opti++; 20238 } 20239 } else if ("d".equals(cmd) || "domain-preferred-apps".equals(cmd)) { 20240 dumpState.setDump(DumpState.DUMP_DOMAIN_PREFERRED); 20241 } else if ("p".equals(cmd) || "packages".equals(cmd)) { 20242 dumpState.setDump(DumpState.DUMP_PACKAGES); 20243 } else if ("s".equals(cmd) || "shared-users".equals(cmd)) { 20244 dumpState.setDump(DumpState.DUMP_SHARED_USERS); 20245 } else if ("prov".equals(cmd) || "providers".equals(cmd)) { 20246 dumpState.setDump(DumpState.DUMP_PROVIDERS); 20247 } else if ("m".equals(cmd) || "messages".equals(cmd)) { 20248 dumpState.setDump(DumpState.DUMP_MESSAGES); 20249 } else if ("v".equals(cmd) || "verifiers".equals(cmd)) { 20250 dumpState.setDump(DumpState.DUMP_VERIFIERS); 20251 } else if ("i".equals(cmd) || "ifv".equals(cmd) 20252 || "intent-filter-verifiers".equals(cmd)) { 20253 dumpState.setDump(DumpState.DUMP_INTENT_FILTER_VERIFIERS); 20254 } else if ("version".equals(cmd)) { 20255 dumpState.setDump(DumpState.DUMP_VERSION); 20256 } else if ("k".equals(cmd) || "keysets".equals(cmd)) { 20257 dumpState.setDump(DumpState.DUMP_KEYSETS); 20258 } else if ("installs".equals(cmd)) { 20259 dumpState.setDump(DumpState.DUMP_INSTALLS); 20260 } else if ("frozen".equals(cmd)) { 20261 dumpState.setDump(DumpState.DUMP_FROZEN); 20262 } else if ("dexopt".equals(cmd)) { 20263 dumpState.setDump(DumpState.DUMP_DEXOPT); 20264 } else if ("compiler-stats".equals(cmd)) { 20265 dumpState.setDump(DumpState.DUMP_COMPILER_STATS); 20266 } else if ("write".equals(cmd)) { 20267 synchronized (mPackages) { 20268 mSettings.writeLPr(); 20269 pw.println("Settings written."); 20270 return; 20271 } 20272 } 20273 } 20274 20275 if (checkin) { 20276 pw.println("vers,1"); 20277 } 20278 20279 // reader 20280 synchronized (mPackages) { 20281 if (dumpState.isDumping(DumpState.DUMP_VERSION) && packageName == null) { 20282 if (!checkin) { 20283 if (dumpState.onTitlePrinted()) 20284 pw.println(); 20285 pw.println("Database versions:"); 20286 mSettings.dumpVersionLPr(new IndentingPrintWriter(pw, " ")); 20287 } 20288 } 20289 20290 if (dumpState.isDumping(DumpState.DUMP_VERIFIERS) && packageName == null) { 20291 if (!checkin) { 20292 if (dumpState.onTitlePrinted()) 20293 pw.println(); 20294 pw.println("Verifiers:"); 20295 pw.print(" Required: "); 20296 pw.print(mRequiredVerifierPackage); 20297 pw.print(" (uid="); 20298 pw.print(getPackageUid(mRequiredVerifierPackage, MATCH_DEBUG_TRIAGED_MISSING, 20299 UserHandle.USER_SYSTEM)); 20300 pw.println(")"); 20301 } else if (mRequiredVerifierPackage != null) { 20302 pw.print("vrfy,"); pw.print(mRequiredVerifierPackage); 20303 pw.print(","); 20304 pw.println(getPackageUid(mRequiredVerifierPackage, MATCH_DEBUG_TRIAGED_MISSING, 20305 UserHandle.USER_SYSTEM)); 20306 } 20307 } 20308 20309 if (dumpState.isDumping(DumpState.DUMP_INTENT_FILTER_VERIFIERS) && 20310 packageName == null) { 20311 if (mIntentFilterVerifierComponent != null) { 20312 String verifierPackageName = mIntentFilterVerifierComponent.getPackageName(); 20313 if (!checkin) { 20314 if (dumpState.onTitlePrinted()) 20315 pw.println(); 20316 pw.println("Intent Filter Verifier:"); 20317 pw.print(" Using: "); 20318 pw.print(verifierPackageName); 20319 pw.print(" (uid="); 20320 pw.print(getPackageUid(verifierPackageName, MATCH_DEBUG_TRIAGED_MISSING, 20321 UserHandle.USER_SYSTEM)); 20322 pw.println(")"); 20323 } else if (verifierPackageName != null) { 20324 pw.print("ifv,"); pw.print(verifierPackageName); 20325 pw.print(","); 20326 pw.println(getPackageUid(verifierPackageName, MATCH_DEBUG_TRIAGED_MISSING, 20327 UserHandle.USER_SYSTEM)); 20328 } 20329 } else { 20330 pw.println(); 20331 pw.println("No Intent Filter Verifier available!"); 20332 } 20333 } 20334 20335 if (dumpState.isDumping(DumpState.DUMP_LIBS) && packageName == null) { 20336 boolean printedHeader = false; 20337 final Iterator<String> it = mSharedLibraries.keySet().iterator(); 20338 while (it.hasNext()) { 20339 String libName = it.next(); 20340 SparseArray<SharedLibraryEntry> versionedLib = mSharedLibraries.get(libName); 20341 if (versionedLib == null) { 20342 continue; 20343 } 20344 final int versionCount = versionedLib.size(); 20345 for (int i = 0; i < versionCount; i++) { 20346 SharedLibraryEntry libEntry = versionedLib.valueAt(i); 20347 if (!checkin) { 20348 if (!printedHeader) { 20349 if (dumpState.onTitlePrinted()) 20350 pw.println(); 20351 pw.println("Libraries:"); 20352 printedHeader = true; 20353 } 20354 pw.print(" "); 20355 } else { 20356 pw.print("lib,"); 20357 } 20358 pw.print(libEntry.info.getName()); 20359 if (libEntry.info.isStatic()) { 20360 pw.print(" version=" + libEntry.info.getVersion()); 20361 } 20362 if (!checkin) { 20363 pw.print(" -> "); 20364 } 20365 if (libEntry.path != null) { 20366 pw.print(" (jar) "); 20367 pw.print(libEntry.path); 20368 } else { 20369 pw.print(" (apk) "); 20370 pw.print(libEntry.apk); 20371 } 20372 pw.println(); 20373 } 20374 } 20375 } 20376 20377 if (dumpState.isDumping(DumpState.DUMP_FEATURES) && packageName == null) { 20378 if (dumpState.onTitlePrinted()) 20379 pw.println(); 20380 if (!checkin) { 20381 pw.println("Features:"); 20382 } 20383 20384 synchronized (mAvailableFeatures) { 20385 for (FeatureInfo feat : mAvailableFeatures.values()) { 20386 if (checkin) { 20387 pw.print("feat,"); 20388 pw.print(feat.name); 20389 pw.print(","); 20390 pw.println(feat.version); 20391 } else { 20392 pw.print(" "); 20393 pw.print(feat.name); 20394 if (feat.version > 0) { 20395 pw.print(" version="); 20396 pw.print(feat.version); 20397 } 20398 pw.println(); 20399 } 20400 } 20401 } 20402 } 20403 20404 if (!checkin && dumpState.isDumping(DumpState.DUMP_ACTIVITY_RESOLVERS)) { 20405 if (mActivities.dump(pw, dumpState.getTitlePrinted() ? "\nActivity Resolver Table:" 20406 : "Activity Resolver Table:", " ", packageName, 20407 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS), true)) { 20408 dumpState.setTitlePrinted(true); 20409 } 20410 } 20411 if (!checkin && dumpState.isDumping(DumpState.DUMP_RECEIVER_RESOLVERS)) { 20412 if (mReceivers.dump(pw, dumpState.getTitlePrinted() ? "\nReceiver Resolver Table:" 20413 : "Receiver Resolver Table:", " ", packageName, 20414 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS), true)) { 20415 dumpState.setTitlePrinted(true); 20416 } 20417 } 20418 if (!checkin && dumpState.isDumping(DumpState.DUMP_SERVICE_RESOLVERS)) { 20419 if (mServices.dump(pw, dumpState.getTitlePrinted() ? "\nService Resolver Table:" 20420 : "Service Resolver Table:", " ", packageName, 20421 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS), true)) { 20422 dumpState.setTitlePrinted(true); 20423 } 20424 } 20425 if (!checkin && dumpState.isDumping(DumpState.DUMP_CONTENT_RESOLVERS)) { 20426 if (mProviders.dump(pw, dumpState.getTitlePrinted() ? "\nProvider Resolver Table:" 20427 : "Provider Resolver Table:", " ", packageName, 20428 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS), true)) { 20429 dumpState.setTitlePrinted(true); 20430 } 20431 } 20432 20433 if (!checkin && dumpState.isDumping(DumpState.DUMP_PREFERRED)) { 20434 for (int i=0; i<mSettings.mPreferredActivities.size(); i++) { 20435 PreferredIntentResolver pir = mSettings.mPreferredActivities.valueAt(i); 20436 int user = mSettings.mPreferredActivities.keyAt(i); 20437 if (pir.dump(pw, 20438 dumpState.getTitlePrinted() 20439 ? "\nPreferred Activities User " + user + ":" 20440 : "Preferred Activities User " + user + ":", " ", 20441 packageName, true, false)) { 20442 dumpState.setTitlePrinted(true); 20443 } 20444 } 20445 } 20446 20447 if (!checkin && dumpState.isDumping(DumpState.DUMP_PREFERRED_XML)) { 20448 pw.flush(); 20449 FileOutputStream fout = new FileOutputStream(fd); 20450 BufferedOutputStream str = new BufferedOutputStream(fout); 20451 XmlSerializer serializer = new FastXmlSerializer(); 20452 try { 20453 serializer.setOutput(str, StandardCharsets.UTF_8.name()); 20454 serializer.startDocument(null, true); 20455 serializer.setFeature( 20456 "http://xmlpull.org/v1/doc/features.html#indent-output", true); 20457 mSettings.writePreferredActivitiesLPr(serializer, 0, fullPreferred); 20458 serializer.endDocument(); 20459 serializer.flush(); 20460 } catch (IllegalArgumentException e) { 20461 pw.println("Failed writing: " + e); 20462 } catch (IllegalStateException e) { 20463 pw.println("Failed writing: " + e); 20464 } catch (IOException e) { 20465 pw.println("Failed writing: " + e); 20466 } 20467 } 20468 20469 if (!checkin 20470 && dumpState.isDumping(DumpState.DUMP_DOMAIN_PREFERRED) 20471 && packageName == null) { 20472 pw.println(); 20473 int count = mSettings.mPackages.size(); 20474 if (count == 0) { 20475 pw.println("No applications!"); 20476 pw.println(); 20477 } else { 20478 final String prefix = " "; 20479 Collection<PackageSetting> allPackageSettings = mSettings.mPackages.values(); 20480 if (allPackageSettings.size() == 0) { 20481 pw.println("No domain preferred apps!"); 20482 pw.println(); 20483 } else { 20484 pw.println("App verification status:"); 20485 pw.println(); 20486 count = 0; 20487 for (PackageSetting ps : allPackageSettings) { 20488 IntentFilterVerificationInfo ivi = ps.getIntentFilterVerificationInfo(); 20489 if (ivi == null || ivi.getPackageName() == null) continue; 20490 pw.println(prefix + "Package: " + ivi.getPackageName()); 20491 pw.println(prefix + "Domains: " + ivi.getDomainsString()); 20492 pw.println(prefix + "Status: " + ivi.getStatusString()); 20493 pw.println(); 20494 count++; 20495 } 20496 if (count == 0) { 20497 pw.println(prefix + "No app verification established."); 20498 pw.println(); 20499 } 20500 for (int userId : sUserManager.getUserIds()) { 20501 pw.println("App linkages for user " + userId + ":"); 20502 pw.println(); 20503 count = 0; 20504 for (PackageSetting ps : allPackageSettings) { 20505 final long status = ps.getDomainVerificationStatusForUser(userId); 20506 if (status >> 32 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED 20507 && !DEBUG_DOMAIN_VERIFICATION) { 20508 continue; 20509 } 20510 pw.println(prefix + "Package: " + ps.name); 20511 pw.println(prefix + "Domains: " + dumpDomainString(ps.name)); 20512 String statusStr = IntentFilterVerificationInfo. 20513 getStatusStringFromValue(status); 20514 pw.println(prefix + "Status: " + statusStr); 20515 pw.println(); 20516 count++; 20517 } 20518 if (count == 0) { 20519 pw.println(prefix + "No configured app linkages."); 20520 pw.println(); 20521 } 20522 } 20523 } 20524 } 20525 } 20526 20527 if (!checkin && dumpState.isDumping(DumpState.DUMP_PERMISSIONS)) { 20528 mSettings.dumpPermissionsLPr(pw, packageName, permissionNames, dumpState); 20529 if (packageName == null && permissionNames == null) { 20530 for (int iperm=0; iperm<mAppOpPermissionPackages.size(); iperm++) { 20531 if (iperm == 0) { 20532 if (dumpState.onTitlePrinted()) 20533 pw.println(); 20534 pw.println("AppOp Permissions:"); 20535 } 20536 pw.print(" AppOp Permission "); 20537 pw.print(mAppOpPermissionPackages.keyAt(iperm)); 20538 pw.println(":"); 20539 ArraySet<String> pkgs = mAppOpPermissionPackages.valueAt(iperm); 20540 for (int ipkg=0; ipkg<pkgs.size(); ipkg++) { 20541 pw.print(" "); pw.println(pkgs.valueAt(ipkg)); 20542 } 20543 } 20544 } 20545 } 20546 20547 if (!checkin && dumpState.isDumping(DumpState.DUMP_PROVIDERS)) { 20548 boolean printedSomething = false; 20549 for (PackageParser.Provider p : mProviders.mProviders.values()) { 20550 if (packageName != null && !packageName.equals(p.info.packageName)) { 20551 continue; 20552 } 20553 if (!printedSomething) { 20554 if (dumpState.onTitlePrinted()) 20555 pw.println(); 20556 pw.println("Registered ContentProviders:"); 20557 printedSomething = true; 20558 } 20559 pw.print(" "); p.printComponentShortName(pw); pw.println(":"); 20560 pw.print(" "); pw.println(p.toString()); 20561 } 20562 printedSomething = false; 20563 for (Map.Entry<String, PackageParser.Provider> entry : 20564 mProvidersByAuthority.entrySet()) { 20565 PackageParser.Provider p = entry.getValue(); 20566 if (packageName != null && !packageName.equals(p.info.packageName)) { 20567 continue; 20568 } 20569 if (!printedSomething) { 20570 if (dumpState.onTitlePrinted()) 20571 pw.println(); 20572 pw.println("ContentProvider Authorities:"); 20573 printedSomething = true; 20574 } 20575 pw.print(" ["); pw.print(entry.getKey()); pw.println("]:"); 20576 pw.print(" "); pw.println(p.toString()); 20577 if (p.info != null && p.info.applicationInfo != null) { 20578 final String appInfo = p.info.applicationInfo.toString(); 20579 pw.print(" applicationInfo="); pw.println(appInfo); 20580 } 20581 } 20582 } 20583 20584 if (!checkin && dumpState.isDumping(DumpState.DUMP_KEYSETS)) { 20585 mSettings.mKeySetManagerService.dumpLPr(pw, packageName, dumpState); 20586 } 20587 20588 if (dumpState.isDumping(DumpState.DUMP_PACKAGES)) { 20589 mSettings.dumpPackagesLPr(pw, packageName, permissionNames, dumpState, checkin); 20590 } 20591 20592 if (dumpState.isDumping(DumpState.DUMP_SHARED_USERS)) { 20593 mSettings.dumpSharedUsersLPr(pw, packageName, permissionNames, dumpState, checkin); 20594 } 20595 20596 if (!checkin && dumpState.isDumping(DumpState.DUMP_PERMISSIONS) && packageName == null) { 20597 mSettings.dumpRestoredPermissionGrantsLPr(pw, dumpState); 20598 } 20599 20600 if (!checkin && dumpState.isDumping(DumpState.DUMP_INSTALLS) && packageName == null) { 20601 // XXX should handle packageName != null by dumping only install data that 20602 // the given package is involved with. 20603 if (dumpState.onTitlePrinted()) pw.println(); 20604 mInstallerService.dump(new IndentingPrintWriter(pw, " ", 120)); 20605 } 20606 20607 if (!checkin && dumpState.isDumping(DumpState.DUMP_FROZEN) && packageName == null) { 20608 // XXX should handle packageName != null by dumping only install data that 20609 // the given package is involved with. 20610 if (dumpState.onTitlePrinted()) pw.println(); 20611 20612 final IndentingPrintWriter ipw = new IndentingPrintWriter(pw, " ", 120); 20613 ipw.println(); 20614 ipw.println("Frozen packages:"); 20615 ipw.increaseIndent(); 20616 if (mFrozenPackages.size() == 0) { 20617 ipw.println("(none)"); 20618 } else { 20619 for (int i = 0; i < mFrozenPackages.size(); i++) { 20620 ipw.println(mFrozenPackages.valueAt(i)); 20621 } 20622 } 20623 ipw.decreaseIndent(); 20624 } 20625 20626 if (!checkin && dumpState.isDumping(DumpState.DUMP_DEXOPT)) { 20627 if (dumpState.onTitlePrinted()) pw.println(); 20628 dumpDexoptStateLPr(pw, packageName); 20629 } 20630 20631 if (!checkin && dumpState.isDumping(DumpState.DUMP_COMPILER_STATS)) { 20632 if (dumpState.onTitlePrinted()) pw.println(); 20633 dumpCompilerStatsLPr(pw, packageName); 20634 } 20635 20636 if (!checkin && dumpState.isDumping(DumpState.DUMP_MESSAGES) && packageName == null) { 20637 if (dumpState.onTitlePrinted()) pw.println(); 20638 mSettings.dumpReadMessagesLPr(pw, dumpState); 20639 20640 pw.println(); 20641 pw.println("Package warning messages:"); 20642 BufferedReader in = null; 20643 String line = null; 20644 try { 20645 in = new BufferedReader(new FileReader(getSettingsProblemFile())); 20646 while ((line = in.readLine()) != null) { 20647 if (line.contains("ignored: updated version")) continue; 20648 pw.println(line); 20649 } 20650 } catch (IOException ignored) { 20651 } finally { 20652 IoUtils.closeQuietly(in); 20653 } 20654 } 20655 20656 if (checkin && dumpState.isDumping(DumpState.DUMP_MESSAGES)) { 20657 BufferedReader in = null; 20658 String line = null; 20659 try { 20660 in = new BufferedReader(new FileReader(getSettingsProblemFile())); 20661 while ((line = in.readLine()) != null) { 20662 if (line.contains("ignored: updated version")) continue; 20663 pw.print("msg,"); 20664 pw.println(line); 20665 } 20666 } catch (IOException ignored) { 20667 } finally { 20668 IoUtils.closeQuietly(in); 20669 } 20670 } 20671 } 20672 } 20673 20674 private void dumpDexoptStateLPr(PrintWriter pw, String packageName) { 20675 final IndentingPrintWriter ipw = new IndentingPrintWriter(pw, " ", 120); 20676 ipw.println(); 20677 ipw.println("Dexopt state:"); 20678 ipw.increaseIndent(); 20679 Collection<PackageParser.Package> packages = null; 20680 if (packageName != null) { 20681 PackageParser.Package targetPackage = mPackages.get(packageName); 20682 if (targetPackage != null) { 20683 packages = Collections.singletonList(targetPackage); 20684 } else { 20685 ipw.println("Unable to find package: " + packageName); 20686 return; 20687 } 20688 } else { 20689 packages = mPackages.values(); 20690 } 20691 20692 for (PackageParser.Package pkg : packages) { 20693 ipw.println("[" + pkg.packageName + "]"); 20694 ipw.increaseIndent(); 20695 mPackageDexOptimizer.dumpDexoptState(ipw, pkg); 20696 ipw.decreaseIndent(); 20697 } 20698 } 20699 20700 private void dumpCompilerStatsLPr(PrintWriter pw, String packageName) { 20701 final IndentingPrintWriter ipw = new IndentingPrintWriter(pw, " ", 120); 20702 ipw.println(); 20703 ipw.println("Compiler stats:"); 20704 ipw.increaseIndent(); 20705 Collection<PackageParser.Package> packages = null; 20706 if (packageName != null) { 20707 PackageParser.Package targetPackage = mPackages.get(packageName); 20708 if (targetPackage != null) { 20709 packages = Collections.singletonList(targetPackage); 20710 } else { 20711 ipw.println("Unable to find package: " + packageName); 20712 return; 20713 } 20714 } else { 20715 packages = mPackages.values(); 20716 } 20717 20718 for (PackageParser.Package pkg : packages) { 20719 ipw.println("[" + pkg.packageName + "]"); 20720 ipw.increaseIndent(); 20721 20722 CompilerStats.PackageStats stats = getCompilerPackageStats(pkg.packageName); 20723 if (stats == null) { 20724 ipw.println("(No recorded stats)"); 20725 } else { 20726 stats.dump(ipw); 20727 } 20728 ipw.decreaseIndent(); 20729 } 20730 } 20731 20732 private String dumpDomainString(String packageName) { 20733 List<IntentFilterVerificationInfo> iviList = getIntentFilterVerifications(packageName) 20734 .getList(); 20735 List<IntentFilter> filters = getAllIntentFilters(packageName).getList(); 20736 20737 ArraySet<String> result = new ArraySet<>(); 20738 if (iviList.size() > 0) { 20739 for (IntentFilterVerificationInfo ivi : iviList) { 20740 for (String host : ivi.getDomains()) { 20741 result.add(host); 20742 } 20743 } 20744 } 20745 if (filters != null && filters.size() > 0) { 20746 for (IntentFilter filter : filters) { 20747 if (filter.hasCategory(Intent.CATEGORY_BROWSABLE) 20748 && (filter.hasDataScheme(IntentFilter.SCHEME_HTTP) || 20749 filter.hasDataScheme(IntentFilter.SCHEME_HTTPS))) { 20750 result.addAll(filter.getHostsList()); 20751 } 20752 } 20753 } 20754 20755 StringBuilder sb = new StringBuilder(result.size() * 16); 20756 for (String domain : result) { 20757 if (sb.length() > 0) sb.append(" "); 20758 sb.append(domain); 20759 } 20760 return sb.toString(); 20761 } 20762 20763 // ------- apps on sdcard specific code ------- 20764 static final boolean DEBUG_SD_INSTALL = false; 20765 20766 private static final String SD_ENCRYPTION_KEYSTORE_NAME = "AppsOnSD"; 20767 20768 private static final String SD_ENCRYPTION_ALGORITHM = "AES"; 20769 20770 private boolean mMediaMounted = false; 20771 20772 static String getEncryptKey() { 20773 try { 20774 String sdEncKey = SystemKeyStore.getInstance().retrieveKeyHexString( 20775 SD_ENCRYPTION_KEYSTORE_NAME); 20776 if (sdEncKey == null) { 20777 sdEncKey = SystemKeyStore.getInstance().generateNewKeyHexString(128, 20778 SD_ENCRYPTION_ALGORITHM, SD_ENCRYPTION_KEYSTORE_NAME); 20779 if (sdEncKey == null) { 20780 Slog.e(TAG, "Failed to create encryption keys"); 20781 return null; 20782 } 20783 } 20784 return sdEncKey; 20785 } catch (NoSuchAlgorithmException nsae) { 20786 Slog.e(TAG, "Failed to create encryption keys with exception: " + nsae); 20787 return null; 20788 } catch (IOException ioe) { 20789 Slog.e(TAG, "Failed to retrieve encryption keys with exception: " + ioe); 20790 return null; 20791 } 20792 } 20793 20794 /* 20795 * Update media status on PackageManager. 20796 */ 20797 @Override 20798 public void updateExternalMediaStatus(final boolean mediaStatus, final boolean reportStatus) { 20799 int callingUid = Binder.getCallingUid(); 20800 if (callingUid != 0 && callingUid != Process.SYSTEM_UID) { 20801 throw new SecurityException("Media status can only be updated by the system"); 20802 } 20803 // reader; this apparently protects mMediaMounted, but should probably 20804 // be a different lock in that case. 20805 synchronized (mPackages) { 20806 Log.i(TAG, "Updating external media status from " 20807 + (mMediaMounted ? "mounted" : "unmounted") + " to " 20808 + (mediaStatus ? "mounted" : "unmounted")); 20809 if (DEBUG_SD_INSTALL) 20810 Log.i(TAG, "updateExternalMediaStatus:: mediaStatus=" + mediaStatus 20811 + ", mMediaMounted=" + mMediaMounted); 20812 if (mediaStatus == mMediaMounted) { 20813 final Message msg = mHandler.obtainMessage(UPDATED_MEDIA_STATUS, reportStatus ? 1 20814 : 0, -1); 20815 mHandler.sendMessage(msg); 20816 return; 20817 } 20818 mMediaMounted = mediaStatus; 20819 } 20820 // Queue up an async operation since the package installation may take a 20821 // little while. 20822 mHandler.post(new Runnable() { 20823 public void run() { 20824 updateExternalMediaStatusInner(mediaStatus, reportStatus, true); 20825 } 20826 }); 20827 } 20828 20829 /** 20830 * Called by StorageManagerService when the initial ASECs to scan are available. 20831 * Should block until all the ASEC containers are finished being scanned. 20832 */ 20833 public void scanAvailableAsecs() { 20834 updateExternalMediaStatusInner(true, false, false); 20835 } 20836 20837 /* 20838 * Collect information of applications on external media, map them against 20839 * existing containers and update information based on current mount status. 20840 * Please note that we always have to report status if reportStatus has been 20841 * set to true especially when unloading packages. 20842 */ 20843 private void updateExternalMediaStatusInner(boolean isMounted, boolean reportStatus, 20844 boolean externalStorage) { 20845 ArrayMap<AsecInstallArgs, String> processCids = new ArrayMap<>(); 20846 int[] uidArr = EmptyArray.INT; 20847 20848 final String[] list = PackageHelper.getSecureContainerList(); 20849 if (ArrayUtils.isEmpty(list)) { 20850 Log.i(TAG, "No secure containers found"); 20851 } else { 20852 // Process list of secure containers and categorize them 20853 // as active or stale based on their package internal state. 20854 20855 // reader 20856 synchronized (mPackages) { 20857 for (String cid : list) { 20858 // Leave stages untouched for now; installer service owns them 20859 if (PackageInstallerService.isStageName(cid)) continue; 20860 20861 if (DEBUG_SD_INSTALL) 20862 Log.i(TAG, "Processing container " + cid); 20863 String pkgName = getAsecPackageName(cid); 20864 if (pkgName == null) { 20865 Slog.i(TAG, "Found stale container " + cid + " with no package name"); 20866 continue; 20867 } 20868 if (DEBUG_SD_INSTALL) 20869 Log.i(TAG, "Looking for pkg : " + pkgName); 20870 20871 final PackageSetting ps = mSettings.mPackages.get(pkgName); 20872 if (ps == null) { 20873 Slog.i(TAG, "Found stale container " + cid + " with no matching settings"); 20874 continue; 20875 } 20876 20877 /* 20878 * Skip packages that are not external if we're unmounting 20879 * external storage. 20880 */ 20881 if (externalStorage && !isMounted && !isExternal(ps)) { 20882 continue; 20883 } 20884 20885 final AsecInstallArgs args = new AsecInstallArgs(cid, 20886 getAppDexInstructionSets(ps), ps.isForwardLocked()); 20887 // The package status is changed only if the code path 20888 // matches between settings and the container id. 20889 if (ps.codePathString != null 20890 && ps.codePathString.startsWith(args.getCodePath())) { 20891 if (DEBUG_SD_INSTALL) { 20892 Log.i(TAG, "Container : " + cid + " corresponds to pkg : " + pkgName 20893 + " at code path: " + ps.codePathString); 20894 } 20895 20896 // We do have a valid package installed on sdcard 20897 processCids.put(args, ps.codePathString); 20898 final int uid = ps.appId; 20899 if (uid != -1) { 20900 uidArr = ArrayUtils.appendInt(uidArr, uid); 20901 } 20902 } else { 20903 Slog.i(TAG, "Found stale container " + cid + ": expected codePath=" 20904 + ps.codePathString); 20905 } 20906 } 20907 } 20908 20909 Arrays.sort(uidArr); 20910 } 20911 20912 // Process packages with valid entries. 20913 if (isMounted) { 20914 if (DEBUG_SD_INSTALL) 20915 Log.i(TAG, "Loading packages"); 20916 loadMediaPackages(processCids, uidArr, externalStorage); 20917 startCleaningPackages(); 20918 mInstallerService.onSecureContainersAvailable(); 20919 } else { 20920 if (DEBUG_SD_INSTALL) 20921 Log.i(TAG, "Unloading packages"); 20922 unloadMediaPackages(processCids, uidArr, reportStatus); 20923 } 20924 } 20925 20926 private void sendResourcesChangedBroadcast(boolean mediaStatus, boolean replacing, 20927 ArrayList<ApplicationInfo> infos, IIntentReceiver finishedReceiver) { 20928 final int size = infos.size(); 20929 final String[] packageNames = new String[size]; 20930 final int[] packageUids = new int[size]; 20931 for (int i = 0; i < size; i++) { 20932 final ApplicationInfo info = infos.get(i); 20933 packageNames[i] = info.packageName; 20934 packageUids[i] = info.uid; 20935 } 20936 sendResourcesChangedBroadcast(mediaStatus, replacing, packageNames, packageUids, 20937 finishedReceiver); 20938 } 20939 20940 private void sendResourcesChangedBroadcast(boolean mediaStatus, boolean replacing, 20941 ArrayList<String> pkgList, int uidArr[], IIntentReceiver finishedReceiver) { 20942 sendResourcesChangedBroadcast(mediaStatus, replacing, 20943 pkgList.toArray(new String[pkgList.size()]), uidArr, finishedReceiver); 20944 } 20945 20946 private void sendResourcesChangedBroadcast(boolean mediaStatus, boolean replacing, 20947 String[] pkgList, int uidArr[], IIntentReceiver finishedReceiver) { 20948 int size = pkgList.length; 20949 if (size > 0) { 20950 // Send broadcasts here 20951 Bundle extras = new Bundle(); 20952 extras.putStringArray(Intent.EXTRA_CHANGED_PACKAGE_LIST, pkgList); 20953 if (uidArr != null) { 20954 extras.putIntArray(Intent.EXTRA_CHANGED_UID_LIST, uidArr); 20955 } 20956 if (replacing) { 20957 extras.putBoolean(Intent.EXTRA_REPLACING, replacing); 20958 } 20959 String action = mediaStatus ? Intent.ACTION_EXTERNAL_APPLICATIONS_AVAILABLE 20960 : Intent.ACTION_EXTERNAL_APPLICATIONS_UNAVAILABLE; 20961 sendPackageBroadcast(action, null, extras, 0, null, finishedReceiver, null); 20962 } 20963 } 20964 20965 /* 20966 * Look at potentially valid container ids from processCids If package 20967 * information doesn't match the one on record or package scanning fails, 20968 * the cid is added to list of removeCids. We currently don't delete stale 20969 * containers. 20970 */ 20971 private void loadMediaPackages(ArrayMap<AsecInstallArgs, String> processCids, int[] uidArr, 20972 boolean externalStorage) { 20973 ArrayList<String> pkgList = new ArrayList<String>(); 20974 Set<AsecInstallArgs> keys = processCids.keySet(); 20975 20976 for (AsecInstallArgs args : keys) { 20977 String codePath = processCids.get(args); 20978 if (DEBUG_SD_INSTALL) 20979 Log.i(TAG, "Loading container : " + args.cid); 20980 int retCode = PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 20981 try { 20982 // Make sure there are no container errors first. 20983 if (args.doPreInstall(PackageManager.INSTALL_SUCCEEDED) != PackageManager.INSTALL_SUCCEEDED) { 20984 Slog.e(TAG, "Failed to mount cid : " + args.cid 20985 + " when installing from sdcard"); 20986 continue; 20987 } 20988 // Check code path here. 20989 if (codePath == null || !codePath.startsWith(args.getCodePath())) { 20990 Slog.e(TAG, "Container " + args.cid + " cachepath " + args.getCodePath() 20991 + " does not match one in settings " + codePath); 20992 continue; 20993 } 20994 // Parse package 20995 int parseFlags = mDefParseFlags; 20996 if (args.isExternalAsec()) { 20997 parseFlags |= PackageParser.PARSE_EXTERNAL_STORAGE; 20998 } 20999 if (args.isFwdLocked()) { 21000 parseFlags |= PackageParser.PARSE_FORWARD_LOCK; 21001 } 21002 21003 synchronized (mInstallLock) { 21004 PackageParser.Package pkg = null; 21005 try { 21006 // Sadly we don't know the package name yet to freeze it 21007 pkg = scanPackageTracedLI(new File(codePath), parseFlags, 21008 SCAN_IGNORE_FROZEN, 0, null); 21009 } catch (PackageManagerException e) { 21010 Slog.w(TAG, "Failed to scan " + codePath + ": " + e.getMessage()); 21011 } 21012 // Scan the package 21013 if (pkg != null) { 21014 /* 21015 * TODO why is the lock being held? doPostInstall is 21016 * called in other places without the lock. This needs 21017 * to be straightened out. 21018 */ 21019 // writer 21020 synchronized (mPackages) { 21021 retCode = PackageManager.INSTALL_SUCCEEDED; 21022 pkgList.add(pkg.packageName); 21023 // Post process args 21024 args.doPostInstall(PackageManager.INSTALL_SUCCEEDED, 21025 pkg.applicationInfo.uid); 21026 } 21027 } else { 21028 Slog.i(TAG, "Failed to install pkg from " + codePath + " from sdcard"); 21029 } 21030 } 21031 21032 } finally { 21033 if (retCode != PackageManager.INSTALL_SUCCEEDED) { 21034 Log.w(TAG, "Container " + args.cid + " is stale, retCode=" + retCode); 21035 } 21036 } 21037 } 21038 // writer 21039 synchronized (mPackages) { 21040 // If the platform SDK has changed since the last time we booted, 21041 // we need to re-grant app permission to catch any new ones that 21042 // appear. This is really a hack, and means that apps can in some 21043 // cases get permissions that the user didn't initially explicitly 21044 // allow... it would be nice to have some better way to handle 21045 // this situation. 21046 final VersionInfo ver = externalStorage ? mSettings.getExternalVersion() 21047 : mSettings.getInternalVersion(); 21048 final String volumeUuid = externalStorage ? StorageManager.UUID_PRIMARY_PHYSICAL 21049 : StorageManager.UUID_PRIVATE_INTERNAL; 21050 21051 int updateFlags = UPDATE_PERMISSIONS_ALL; 21052 if (ver.sdkVersion != mSdkVersion) { 21053 logCriticalInfo(Log.INFO, "Platform changed from " + ver.sdkVersion + " to " 21054 + mSdkVersion + "; regranting permissions for external"); 21055 updateFlags |= UPDATE_PERMISSIONS_REPLACE_PKG | UPDATE_PERMISSIONS_REPLACE_ALL; 21056 } 21057 updatePermissionsLPw(null, null, volumeUuid, updateFlags); 21058 21059 // Yay, everything is now upgraded 21060 ver.forceCurrent(); 21061 21062 // can downgrade to reader 21063 // Persist settings 21064 mSettings.writeLPr(); 21065 } 21066 // Send a broadcast to let everyone know we are done processing 21067 if (pkgList.size() > 0) { 21068 sendResourcesChangedBroadcast(true, false, pkgList, uidArr, null); 21069 } 21070 } 21071 21072 /* 21073 * Utility method to unload a list of specified containers 21074 */ 21075 private void unloadAllContainers(Set<AsecInstallArgs> cidArgs) { 21076 // Just unmount all valid containers. 21077 for (AsecInstallArgs arg : cidArgs) { 21078 synchronized (mInstallLock) { 21079 arg.doPostDeleteLI(false); 21080 } 21081 } 21082 } 21083 21084 /* 21085 * Unload packages mounted on external media. This involves deleting package 21086 * data from internal structures, sending broadcasts about disabled packages, 21087 * gc'ing to free up references, unmounting all secure containers 21088 * corresponding to packages on external media, and posting a 21089 * UPDATED_MEDIA_STATUS message if status has been requested. Please note 21090 * that we always have to post this message if status has been requested no 21091 * matter what. 21092 */ 21093 private void unloadMediaPackages(ArrayMap<AsecInstallArgs, String> processCids, int uidArr[], 21094 final boolean reportStatus) { 21095 if (DEBUG_SD_INSTALL) 21096 Log.i(TAG, "unloading media packages"); 21097 ArrayList<String> pkgList = new ArrayList<String>(); 21098 ArrayList<AsecInstallArgs> failedList = new ArrayList<AsecInstallArgs>(); 21099 final Set<AsecInstallArgs> keys = processCids.keySet(); 21100 for (AsecInstallArgs args : keys) { 21101 String pkgName = args.getPackageName(); 21102 if (DEBUG_SD_INSTALL) 21103 Log.i(TAG, "Trying to unload pkg : " + pkgName); 21104 // Delete package internally 21105 PackageRemovedInfo outInfo = new PackageRemovedInfo(); 21106 synchronized (mInstallLock) { 21107 final int deleteFlags = PackageManager.DELETE_KEEP_DATA; 21108 final boolean res; 21109 try (PackageFreezer freezer = freezePackageForDelete(pkgName, deleteFlags, 21110 "unloadMediaPackages")) { 21111 res = deletePackageLIF(pkgName, null, false, null, deleteFlags, outInfo, false, 21112 null); 21113 } 21114 if (res) { 21115 pkgList.add(pkgName); 21116 } else { 21117 Slog.e(TAG, "Failed to delete pkg from sdcard : " + pkgName); 21118 failedList.add(args); 21119 } 21120 } 21121 } 21122 21123 // reader 21124 synchronized (mPackages) { 21125 // We didn't update the settings after removing each package; 21126 // write them now for all packages. 21127 mSettings.writeLPr(); 21128 } 21129 21130 // We have to absolutely send UPDATED_MEDIA_STATUS only 21131 // after confirming that all the receivers processed the ordered 21132 // broadcast when packages get disabled, force a gc to clean things up. 21133 // and unload all the containers. 21134 if (pkgList.size() > 0) { 21135 sendResourcesChangedBroadcast(false, false, pkgList, uidArr, 21136 new IIntentReceiver.Stub() { 21137 public void performReceive(Intent intent, int resultCode, String data, 21138 Bundle extras, boolean ordered, boolean sticky, 21139 int sendingUser) throws RemoteException { 21140 Message msg = mHandler.obtainMessage(UPDATED_MEDIA_STATUS, 21141 reportStatus ? 1 : 0, 1, keys); 21142 mHandler.sendMessage(msg); 21143 } 21144 }); 21145 } else { 21146 Message msg = mHandler.obtainMessage(UPDATED_MEDIA_STATUS, reportStatus ? 1 : 0, -1, 21147 keys); 21148 mHandler.sendMessage(msg); 21149 } 21150 } 21151 21152 private void loadPrivatePackages(final VolumeInfo vol) { 21153 mHandler.post(new Runnable() { 21154 @Override 21155 public void run() { 21156 loadPrivatePackagesInner(vol); 21157 } 21158 }); 21159 } 21160 21161 private void loadPrivatePackagesInner(VolumeInfo vol) { 21162 final String volumeUuid = vol.fsUuid; 21163 if (TextUtils.isEmpty(volumeUuid)) { 21164 Slog.e(TAG, "Loading internal storage is probably a mistake; ignoring"); 21165 return; 21166 } 21167 21168 final ArrayList<PackageFreezer> freezers = new ArrayList<>(); 21169 final ArrayList<ApplicationInfo> loaded = new ArrayList<>(); 21170 final int parseFlags = mDefParseFlags | PackageParser.PARSE_EXTERNAL_STORAGE; 21171 21172 final VersionInfo ver; 21173 final List<PackageSetting> packages; 21174 synchronized (mPackages) { 21175 ver = mSettings.findOrCreateVersion(volumeUuid); 21176 packages = mSettings.getVolumePackagesLPr(volumeUuid); 21177 } 21178 21179 for (PackageSetting ps : packages) { 21180 freezers.add(freezePackage(ps.name, "loadPrivatePackagesInner")); 21181 synchronized (mInstallLock) { 21182 final PackageParser.Package pkg; 21183 try { 21184 pkg = scanPackageTracedLI(ps.codePath, parseFlags, SCAN_INITIAL, 0, null); 21185 loaded.add(pkg.applicationInfo); 21186 21187 } catch (PackageManagerException e) { 21188 Slog.w(TAG, "Failed to scan " + ps.codePath + ": " + e.getMessage()); 21189 } 21190 21191 if (!Build.FINGERPRINT.equals(ver.fingerprint)) { 21192 clearAppDataLIF(ps.pkg, UserHandle.USER_ALL, 21193 StorageManager.FLAG_STORAGE_DE | StorageManager.FLAG_STORAGE_CE 21194 | Installer.FLAG_CLEAR_CODE_CACHE_ONLY); 21195 } 21196 } 21197 } 21198 21199 // Reconcile app data for all started/unlocked users 21200 final StorageManager sm = mContext.getSystemService(StorageManager.class); 21201 final UserManager um = mContext.getSystemService(UserManager.class); 21202 UserManagerInternal umInternal = getUserManagerInternal(); 21203 for (UserInfo user : um.getUsers()) { 21204 final int flags; 21205 if (umInternal.isUserUnlockingOrUnlocked(user.id)) { 21206 flags = StorageManager.FLAG_STORAGE_DE | StorageManager.FLAG_STORAGE_CE; 21207 } else if (umInternal.isUserRunning(user.id)) { 21208 flags = StorageManager.FLAG_STORAGE_DE; 21209 } else { 21210 continue; 21211 } 21212 21213 try { 21214 sm.prepareUserStorage(volumeUuid, user.id, user.serialNumber, flags); 21215 synchronized (mInstallLock) { 21216 reconcileAppsDataLI(volumeUuid, user.id, flags, true /* migrateAppData */); 21217 } 21218 } catch (IllegalStateException e) { 21219 // Device was probably ejected, and we'll process that event momentarily 21220 Slog.w(TAG, "Failed to prepare storage: " + e); 21221 } 21222 } 21223 21224 synchronized (mPackages) { 21225 int updateFlags = UPDATE_PERMISSIONS_ALL; 21226 if (ver.sdkVersion != mSdkVersion) { 21227 logCriticalInfo(Log.INFO, "Platform changed from " + ver.sdkVersion + " to " 21228 + mSdkVersion + "; regranting permissions for " + volumeUuid); 21229 updateFlags |= UPDATE_PERMISSIONS_REPLACE_PKG | UPDATE_PERMISSIONS_REPLACE_ALL; 21230 } 21231 updatePermissionsLPw(null, null, volumeUuid, updateFlags); 21232 21233 // Yay, everything is now upgraded 21234 ver.forceCurrent(); 21235 21236 mSettings.writeLPr(); 21237 } 21238 21239 for (PackageFreezer freezer : freezers) { 21240 freezer.close(); 21241 } 21242 21243 if (DEBUG_INSTALL) Slog.d(TAG, "Loaded packages " + loaded); 21244 sendResourcesChangedBroadcast(true, false, loaded, null); 21245 } 21246 21247 private void unloadPrivatePackages(final VolumeInfo vol) { 21248 mHandler.post(new Runnable() { 21249 @Override 21250 public void run() { 21251 unloadPrivatePackagesInner(vol); 21252 } 21253 }); 21254 } 21255 21256 private void unloadPrivatePackagesInner(VolumeInfo vol) { 21257 final String volumeUuid = vol.fsUuid; 21258 if (TextUtils.isEmpty(volumeUuid)) { 21259 Slog.e(TAG, "Unloading internal storage is probably a mistake; ignoring"); 21260 return; 21261 } 21262 21263 final ArrayList<ApplicationInfo> unloaded = new ArrayList<>(); 21264 synchronized (mInstallLock) { 21265 synchronized (mPackages) { 21266 final List<PackageSetting> packages = mSettings.getVolumePackagesLPr(volumeUuid); 21267 for (PackageSetting ps : packages) { 21268 if (ps.pkg == null) continue; 21269 21270 final ApplicationInfo info = ps.pkg.applicationInfo; 21271 final int deleteFlags = PackageManager.DELETE_KEEP_DATA; 21272 final PackageRemovedInfo outInfo = new PackageRemovedInfo(); 21273 21274 try (PackageFreezer freezer = freezePackageForDelete(ps.name, deleteFlags, 21275 "unloadPrivatePackagesInner")) { 21276 if (deletePackageLIF(ps.name, null, false, null, deleteFlags, outInfo, 21277 false, null)) { 21278 unloaded.add(info); 21279 } else { 21280 Slog.w(TAG, "Failed to unload " + ps.codePath); 21281 } 21282 } 21283 21284 // Try very hard to release any references to this package 21285 // so we don't risk the system server being killed due to 21286 // open FDs 21287 AttributeCache.instance().removePackage(ps.name); 21288 } 21289 21290 mSettings.writeLPr(); 21291 } 21292 } 21293 21294 if (DEBUG_INSTALL) Slog.d(TAG, "Unloaded packages " + unloaded); 21295 sendResourcesChangedBroadcast(false, false, unloaded, null); 21296 21297 // Try very hard to release any references to this path so we don't risk 21298 // the system server being killed due to open FDs 21299 ResourcesManager.getInstance().invalidatePath(vol.getPath().getAbsolutePath()); 21300 21301 for (int i = 0; i < 3; i++) { 21302 System.gc(); 21303 System.runFinalization(); 21304 } 21305 } 21306 21307 /** 21308 * Examine all users present on given mounted volume, and destroy data 21309 * belonging to users that are no longer valid, or whose user ID has been 21310 * recycled. 21311 */ 21312 private void reconcileUsers(String volumeUuid) { 21313 final List<File> files = new ArrayList<>(); 21314 Collections.addAll(files, FileUtils 21315 .listFilesOrEmpty(Environment.getDataUserDeDirectory(volumeUuid))); 21316 Collections.addAll(files, FileUtils 21317 .listFilesOrEmpty(Environment.getDataUserCeDirectory(volumeUuid))); 21318 Collections.addAll(files, FileUtils 21319 .listFilesOrEmpty(Environment.getDataSystemDeDirectory())); 21320 Collections.addAll(files, FileUtils 21321 .listFilesOrEmpty(Environment.getDataSystemCeDirectory())); 21322 Collections.addAll(files, FileUtils 21323 .listFilesOrEmpty(Environment.getDataMiscCeDirectory())); 21324 for (File file : files) { 21325 if (!file.isDirectory()) continue; 21326 21327 final int userId; 21328 final UserInfo info; 21329 try { 21330 userId = Integer.parseInt(file.getName()); 21331 info = sUserManager.getUserInfo(userId); 21332 } catch (NumberFormatException e) { 21333 Slog.w(TAG, "Invalid user directory " + file); 21334 continue; 21335 } 21336 21337 boolean destroyUser = false; 21338 if (info == null) { 21339 logCriticalInfo(Log.WARN, "Destroying user directory " + file 21340 + " because no matching user was found"); 21341 destroyUser = true; 21342 } else if (!mOnlyCore) { 21343 try { 21344 UserManagerService.enforceSerialNumber(file, info.serialNumber); 21345 } catch (IOException e) { 21346 logCriticalInfo(Log.WARN, "Destroying user directory " + file 21347 + " because we failed to enforce serial number: " + e); 21348 destroyUser = true; 21349 } 21350 } 21351 21352 if (destroyUser) { 21353 synchronized (mInstallLock) { 21354 mUserDataPreparer.destroyUserDataLI(volumeUuid, userId, 21355 StorageManager.FLAG_STORAGE_DE | StorageManager.FLAG_STORAGE_CE); 21356 } 21357 } 21358 } 21359 } 21360 21361 private void assertPackageKnown(String volumeUuid, String packageName) 21362 throws PackageManagerException { 21363 synchronized (mPackages) { 21364 // Normalize package name to handle renamed packages 21365 packageName = normalizePackageNameLPr(packageName); 21366 21367 final PackageSetting ps = mSettings.mPackages.get(packageName); 21368 if (ps == null) { 21369 throw new PackageManagerException("Package " + packageName + " is unknown"); 21370 } else if (!TextUtils.equals(volumeUuid, ps.volumeUuid)) { 21371 throw new PackageManagerException( 21372 "Package " + packageName + " found on unknown volume " + volumeUuid 21373 + "; expected volume " + ps.volumeUuid); 21374 } 21375 } 21376 } 21377 21378 private void assertPackageKnownAndInstalled(String volumeUuid, String packageName, int userId) 21379 throws PackageManagerException { 21380 synchronized (mPackages) { 21381 // Normalize package name to handle renamed packages 21382 packageName = normalizePackageNameLPr(packageName); 21383 21384 final PackageSetting ps = mSettings.mPackages.get(packageName); 21385 if (ps == null) { 21386 throw new PackageManagerException("Package " + packageName + " is unknown"); 21387 } else if (!TextUtils.equals(volumeUuid, ps.volumeUuid)) { 21388 throw new PackageManagerException( 21389 "Package " + packageName + " found on unknown volume " + volumeUuid 21390 + "; expected volume " + ps.volumeUuid); 21391 } else if (!ps.getInstalled(userId)) { 21392 throw new PackageManagerException( 21393 "Package " + packageName + " not installed for user " + userId); 21394 } 21395 } 21396 } 21397 21398 private List<String> collectAbsoluteCodePaths() { 21399 synchronized (mPackages) { 21400 List<String> codePaths = new ArrayList<>(); 21401 final int packageCount = mSettings.mPackages.size(); 21402 for (int i = 0; i < packageCount; i++) { 21403 final PackageSetting ps = mSettings.mPackages.valueAt(i); 21404 codePaths.add(ps.codePath.getAbsolutePath()); 21405 } 21406 return codePaths; 21407 } 21408 } 21409 21410 /** 21411 * Examine all apps present on given mounted volume, and destroy apps that 21412 * aren't expected, either due to uninstallation or reinstallation on 21413 * another volume. 21414 */ 21415 private void reconcileApps(String volumeUuid) { 21416 List<String> absoluteCodePaths = collectAbsoluteCodePaths(); 21417 List<File> filesToDelete = null; 21418 21419 final File[] files = FileUtils.listFilesOrEmpty( 21420 Environment.getDataAppDirectory(volumeUuid)); 21421 for (File file : files) { 21422 final boolean isPackage = (isApkFile(file) || file.isDirectory()) 21423 && !PackageInstallerService.isStageName(file.getName()); 21424 if (!isPackage) { 21425 // Ignore entries which are not packages 21426 continue; 21427 } 21428 21429 String absolutePath = file.getAbsolutePath(); 21430 21431 boolean pathValid = false; 21432 final int absoluteCodePathCount = absoluteCodePaths.size(); 21433 for (int i = 0; i < absoluteCodePathCount; i++) { 21434 String absoluteCodePath = absoluteCodePaths.get(i); 21435 if (absolutePath.startsWith(absoluteCodePath)) { 21436 pathValid = true; 21437 break; 21438 } 21439 } 21440 21441 if (!pathValid) { 21442 if (filesToDelete == null) { 21443 filesToDelete = new ArrayList<>(); 21444 } 21445 filesToDelete.add(file); 21446 } 21447 } 21448 21449 if (filesToDelete != null) { 21450 final int fileToDeleteCount = filesToDelete.size(); 21451 for (int i = 0; i < fileToDeleteCount; i++) { 21452 File fileToDelete = filesToDelete.get(i); 21453 logCriticalInfo(Log.WARN, "Destroying orphaned" + fileToDelete); 21454 synchronized (mInstallLock) { 21455 removeCodePathLI(fileToDelete); 21456 } 21457 } 21458 } 21459 } 21460 21461 /** 21462 * Reconcile all app data for the given user. 21463 * <p> 21464 * Verifies that directories exist and that ownership and labeling is 21465 * correct for all installed apps on all mounted volumes. 21466 */ 21467 void reconcileAppsData(int userId, int flags, boolean migrateAppsData) { 21468 final StorageManager storage = mContext.getSystemService(StorageManager.class); 21469 for (VolumeInfo vol : storage.getWritablePrivateVolumes()) { 21470 final String volumeUuid = vol.getFsUuid(); 21471 synchronized (mInstallLock) { 21472 reconcileAppsDataLI(volumeUuid, userId, flags, migrateAppsData); 21473 } 21474 } 21475 } 21476 21477 /** 21478 * Reconcile all app data on given mounted volume. 21479 * <p> 21480 * Destroys app data that isn't expected, either due to uninstallation or 21481 * reinstallation on another volume. 21482 * <p> 21483 * Verifies that directories exist and that ownership and labeling is 21484 * correct for all installed apps. 21485 */ 21486 private void reconcileAppsDataLI(String volumeUuid, int userId, int flags, 21487 boolean migrateAppData) { 21488 Slog.v(TAG, "reconcileAppsData for " + volumeUuid + " u" + userId + " 0x" 21489 + Integer.toHexString(flags) + " migrateAppData=" + migrateAppData); 21490 21491 final File ceDir = Environment.getDataUserCeDirectory(volumeUuid, userId); 21492 final File deDir = Environment.getDataUserDeDirectory(volumeUuid, userId); 21493 21494 // First look for stale data that doesn't belong, and check if things 21495 // have changed since we did our last restorecon 21496 if ((flags & StorageManager.FLAG_STORAGE_CE) != 0) { 21497 if (StorageManager.isFileEncryptedNativeOrEmulated() 21498 && !StorageManager.isUserKeyUnlocked(userId)) { 21499 throw new RuntimeException( 21500 "Yikes, someone asked us to reconcile CE storage while " + userId 21501 + " was still locked; this would have caused massive data loss!"); 21502 } 21503 21504 final File[] files = FileUtils.listFilesOrEmpty(ceDir); 21505 for (File file : files) { 21506 final String packageName = file.getName(); 21507 try { 21508 assertPackageKnownAndInstalled(volumeUuid, packageName, userId); 21509 } catch (PackageManagerException e) { 21510 logCriticalInfo(Log.WARN, "Destroying " + file + " due to: " + e); 21511 try { 21512 mInstaller.destroyAppData(volumeUuid, packageName, userId, 21513 StorageManager.FLAG_STORAGE_CE, 0); 21514 } catch (InstallerException e2) { 21515 logCriticalInfo(Log.WARN, "Failed to destroy: " + e2); 21516 } 21517 } 21518 } 21519 } 21520 if ((flags & StorageManager.FLAG_STORAGE_DE) != 0) { 21521 final File[] files = FileUtils.listFilesOrEmpty(deDir); 21522 for (File file : files) { 21523 final String packageName = file.getName(); 21524 try { 21525 assertPackageKnownAndInstalled(volumeUuid, packageName, userId); 21526 } catch (PackageManagerException e) { 21527 logCriticalInfo(Log.WARN, "Destroying " + file + " due to: " + e); 21528 try { 21529 mInstaller.destroyAppData(volumeUuid, packageName, userId, 21530 StorageManager.FLAG_STORAGE_DE, 0); 21531 } catch (InstallerException e2) { 21532 logCriticalInfo(Log.WARN, "Failed to destroy: " + e2); 21533 } 21534 } 21535 } 21536 } 21537 21538 // Ensure that data directories are ready to roll for all packages 21539 // installed for this volume and user 21540 final List<PackageSetting> packages; 21541 synchronized (mPackages) { 21542 packages = mSettings.getVolumePackagesLPr(volumeUuid); 21543 } 21544 int preparedCount = 0; 21545 for (PackageSetting ps : packages) { 21546 final String packageName = ps.name; 21547 if (ps.pkg == null) { 21548 Slog.w(TAG, "Odd, missing scanned package " + packageName); 21549 // TODO: might be due to legacy ASEC apps; we should circle back 21550 // and reconcile again once they're scanned 21551 continue; 21552 } 21553 21554 if (ps.getInstalled(userId)) { 21555 prepareAppDataLIF(ps.pkg, userId, flags); 21556 21557 if (migrateAppData && maybeMigrateAppDataLIF(ps.pkg, userId)) { 21558 // We may have just shuffled around app data directories, so 21559 // prepare them one more time 21560 prepareAppDataLIF(ps.pkg, userId, flags); 21561 } 21562 21563 preparedCount++; 21564 } 21565 } 21566 21567 Slog.v(TAG, "reconcileAppsData finished " + preparedCount + " packages"); 21568 } 21569 21570 /** 21571 * Prepare app data for the given app just after it was installed or 21572 * upgraded. This method carefully only touches users that it's installed 21573 * for, and it forces a restorecon to handle any seinfo changes. 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, it 21577 * will try recovering system apps by wiping data; third-party app data is 21578 * left intact. 21579 * <p> 21580 * <em>Note: To avoid a deadlock, do not call this method with {@code mPackages} lock held</em> 21581 */ 21582 private void prepareAppDataAfterInstallLIF(PackageParser.Package pkg) { 21583 final PackageSetting ps; 21584 synchronized (mPackages) { 21585 ps = mSettings.mPackages.get(pkg.packageName); 21586 mSettings.writeKernelMappingLPr(ps); 21587 } 21588 21589 final UserManager um = mContext.getSystemService(UserManager.class); 21590 UserManagerInternal umInternal = getUserManagerInternal(); 21591 for (UserInfo user : um.getUsers()) { 21592 final int flags; 21593 if (umInternal.isUserUnlockingOrUnlocked(user.id)) { 21594 flags = StorageManager.FLAG_STORAGE_DE | StorageManager.FLAG_STORAGE_CE; 21595 } else if (umInternal.isUserRunning(user.id)) { 21596 flags = StorageManager.FLAG_STORAGE_DE; 21597 } else { 21598 continue; 21599 } 21600 21601 if (ps.getInstalled(user.id)) { 21602 // TODO: when user data is locked, mark that we're still dirty 21603 prepareAppDataLIF(pkg, user.id, flags); 21604 } 21605 } 21606 } 21607 21608 /** 21609 * Prepare app data for the given app. 21610 * <p> 21611 * Verifies that directories exist and that ownership and labeling is 21612 * correct for all installed apps. If there is an ownership mismatch, this 21613 * will try recovering system apps by wiping data; third-party app data is 21614 * left intact. 21615 */ 21616 private void prepareAppDataLIF(PackageParser.Package pkg, int userId, int flags) { 21617 if (pkg == null) { 21618 Slog.wtf(TAG, "Package was null!", new Throwable()); 21619 return; 21620 } 21621 prepareAppDataLeafLIF(pkg, userId, flags); 21622 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 21623 for (int i = 0; i < childCount; i++) { 21624 prepareAppDataLeafLIF(pkg.childPackages.get(i), userId, flags); 21625 } 21626 } 21627 21628 private void prepareAppDataLeafLIF(PackageParser.Package pkg, int userId, int flags) { 21629 if (DEBUG_APP_DATA) { 21630 Slog.v(TAG, "prepareAppData for " + pkg.packageName + " u" + userId + " 0x" 21631 + Integer.toHexString(flags)); 21632 } 21633 21634 final String volumeUuid = pkg.volumeUuid; 21635 final String packageName = pkg.packageName; 21636 final ApplicationInfo app = pkg.applicationInfo; 21637 final int appId = UserHandle.getAppId(app.uid); 21638 21639 Preconditions.checkNotNull(app.seinfo); 21640 21641 long ceDataInode = -1; 21642 try { 21643 ceDataInode = mInstaller.createAppData(volumeUuid, packageName, userId, flags, 21644 appId, app.seinfo, app.targetSdkVersion); 21645 } catch (InstallerException e) { 21646 if (app.isSystemApp()) { 21647 logCriticalInfo(Log.ERROR, "Failed to create app data for " + packageName 21648 + ", but trying to recover: " + e); 21649 destroyAppDataLeafLIF(pkg, userId, flags); 21650 try { 21651 ceDataInode = mInstaller.createAppData(volumeUuid, packageName, userId, flags, 21652 appId, app.seinfo, app.targetSdkVersion); 21653 logCriticalInfo(Log.DEBUG, "Recovery succeeded!"); 21654 } catch (InstallerException e2) { 21655 logCriticalInfo(Log.DEBUG, "Recovery failed!"); 21656 } 21657 } else { 21658 Slog.e(TAG, "Failed to create app data for " + packageName + ": " + e); 21659 } 21660 } 21661 21662 if ((flags & StorageManager.FLAG_STORAGE_CE) != 0 && ceDataInode != -1) { 21663 // TODO: mark this structure as dirty so we persist it! 21664 synchronized (mPackages) { 21665 final PackageSetting ps = mSettings.mPackages.get(packageName); 21666 if (ps != null) { 21667 ps.setCeDataInode(ceDataInode, userId); 21668 } 21669 } 21670 } 21671 21672 prepareAppDataContentsLeafLIF(pkg, userId, flags); 21673 } 21674 21675 private void prepareAppDataContentsLIF(PackageParser.Package pkg, int userId, int flags) { 21676 if (pkg == null) { 21677 Slog.wtf(TAG, "Package was null!", new Throwable()); 21678 return; 21679 } 21680 prepareAppDataContentsLeafLIF(pkg, userId, flags); 21681 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 21682 for (int i = 0; i < childCount; i++) { 21683 prepareAppDataContentsLeafLIF(pkg.childPackages.get(i), userId, flags); 21684 } 21685 } 21686 21687 private void prepareAppDataContentsLeafLIF(PackageParser.Package pkg, int userId, int flags) { 21688 final String volumeUuid = pkg.volumeUuid; 21689 final String packageName = pkg.packageName; 21690 final ApplicationInfo app = pkg.applicationInfo; 21691 21692 if ((flags & StorageManager.FLAG_STORAGE_CE) != 0) { 21693 // Create a native library symlink only if we have native libraries 21694 // and if the native libraries are 32 bit libraries. We do not provide 21695 // this symlink for 64 bit libraries. 21696 if (app.primaryCpuAbi != null && !VMRuntime.is64BitAbi(app.primaryCpuAbi)) { 21697 final String nativeLibPath = app.nativeLibraryDir; 21698 try { 21699 mInstaller.linkNativeLibraryDirectory(volumeUuid, packageName, 21700 nativeLibPath, userId); 21701 } catch (InstallerException e) { 21702 Slog.e(TAG, "Failed to link native for " + packageName + ": " + e); 21703 } 21704 } 21705 } 21706 } 21707 21708 /** 21709 * For system apps on non-FBE devices, this method migrates any existing 21710 * CE/DE data to match the {@code defaultToDeviceProtectedStorage} flag 21711 * requested by the app. 21712 */ 21713 private boolean maybeMigrateAppDataLIF(PackageParser.Package pkg, int userId) { 21714 if (pkg.isSystemApp() && !StorageManager.isFileEncryptedNativeOrEmulated() 21715 && PackageManager.APPLY_DEFAULT_TO_DEVICE_PROTECTED_STORAGE) { 21716 final int storageTarget = pkg.applicationInfo.isDefaultToDeviceProtectedStorage() 21717 ? StorageManager.FLAG_STORAGE_DE : StorageManager.FLAG_STORAGE_CE; 21718 try { 21719 mInstaller.migrateAppData(pkg.volumeUuid, pkg.packageName, userId, 21720 storageTarget); 21721 } catch (InstallerException e) { 21722 logCriticalInfo(Log.WARN, 21723 "Failed to migrate " + pkg.packageName + ": " + e.getMessage()); 21724 } 21725 return true; 21726 } else { 21727 return false; 21728 } 21729 } 21730 21731 public PackageFreezer freezePackage(String packageName, String killReason) { 21732 return freezePackage(packageName, UserHandle.USER_ALL, killReason); 21733 } 21734 21735 public PackageFreezer freezePackage(String packageName, int userId, String killReason) { 21736 return new PackageFreezer(packageName, userId, killReason); 21737 } 21738 21739 public PackageFreezer freezePackageForInstall(String packageName, int installFlags, 21740 String killReason) { 21741 return freezePackageForInstall(packageName, UserHandle.USER_ALL, installFlags, killReason); 21742 } 21743 21744 public PackageFreezer freezePackageForInstall(String packageName, int userId, int installFlags, 21745 String killReason) { 21746 if ((installFlags & PackageManager.INSTALL_DONT_KILL_APP) != 0) { 21747 return new PackageFreezer(); 21748 } else { 21749 return freezePackage(packageName, userId, killReason); 21750 } 21751 } 21752 21753 public PackageFreezer freezePackageForDelete(String packageName, int deleteFlags, 21754 String killReason) { 21755 return freezePackageForDelete(packageName, UserHandle.USER_ALL, deleteFlags, killReason); 21756 } 21757 21758 public PackageFreezer freezePackageForDelete(String packageName, int userId, int deleteFlags, 21759 String killReason) { 21760 if ((deleteFlags & PackageManager.DELETE_DONT_KILL_APP) != 0) { 21761 return new PackageFreezer(); 21762 } else { 21763 return freezePackage(packageName, userId, killReason); 21764 } 21765 } 21766 21767 /** 21768 * Class that freezes and kills the given package upon creation, and 21769 * unfreezes it upon closing. This is typically used when doing surgery on 21770 * app code/data to prevent the app from running while you're working. 21771 */ 21772 private class PackageFreezer implements AutoCloseable { 21773 private final String mPackageName; 21774 private final PackageFreezer[] mChildren; 21775 21776 private final boolean mWeFroze; 21777 21778 private final AtomicBoolean mClosed = new AtomicBoolean(); 21779 private final CloseGuard mCloseGuard = CloseGuard.get(); 21780 21781 /** 21782 * Create and return a stub freezer that doesn't actually do anything, 21783 * typically used when someone requested 21784 * {@link PackageManager#INSTALL_DONT_KILL_APP} or 21785 * {@link PackageManager#DELETE_DONT_KILL_APP}. 21786 */ 21787 public PackageFreezer() { 21788 mPackageName = null; 21789 mChildren = null; 21790 mWeFroze = false; 21791 mCloseGuard.open("close"); 21792 } 21793 21794 public PackageFreezer(String packageName, int userId, String killReason) { 21795 synchronized (mPackages) { 21796 mPackageName = packageName; 21797 mWeFroze = mFrozenPackages.add(mPackageName); 21798 21799 final PackageSetting ps = mSettings.mPackages.get(mPackageName); 21800 if (ps != null) { 21801 killApplication(ps.name, ps.appId, userId, killReason); 21802 } 21803 21804 final PackageParser.Package p = mPackages.get(packageName); 21805 if (p != null && p.childPackages != null) { 21806 final int N = p.childPackages.size(); 21807 mChildren = new PackageFreezer[N]; 21808 for (int i = 0; i < N; i++) { 21809 mChildren[i] = new PackageFreezer(p.childPackages.get(i).packageName, 21810 userId, killReason); 21811 } 21812 } else { 21813 mChildren = null; 21814 } 21815 } 21816 mCloseGuard.open("close"); 21817 } 21818 21819 @Override 21820 protected void finalize() throws Throwable { 21821 try { 21822 mCloseGuard.warnIfOpen(); 21823 close(); 21824 } finally { 21825 super.finalize(); 21826 } 21827 } 21828 21829 @Override 21830 public void close() { 21831 mCloseGuard.close(); 21832 if (mClosed.compareAndSet(false, true)) { 21833 synchronized (mPackages) { 21834 if (mWeFroze) { 21835 mFrozenPackages.remove(mPackageName); 21836 } 21837 21838 if (mChildren != null) { 21839 for (PackageFreezer freezer : mChildren) { 21840 freezer.close(); 21841 } 21842 } 21843 } 21844 } 21845 } 21846 } 21847 21848 /** 21849 * Verify that given package is currently frozen. 21850 */ 21851 private void checkPackageFrozen(String packageName) { 21852 synchronized (mPackages) { 21853 if (!mFrozenPackages.contains(packageName)) { 21854 Slog.wtf(TAG, "Expected " + packageName + " to be frozen!", new Throwable()); 21855 } 21856 } 21857 } 21858 21859 @Override 21860 public int movePackage(final String packageName, final String volumeUuid) { 21861 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MOVE_PACKAGE, null); 21862 21863 final UserHandle user = new UserHandle(UserHandle.getCallingUserId()); 21864 final int moveId = mNextMoveId.getAndIncrement(); 21865 mHandler.post(new Runnable() { 21866 @Override 21867 public void run() { 21868 try { 21869 movePackageInternal(packageName, volumeUuid, moveId, user); 21870 } catch (PackageManagerException e) { 21871 Slog.w(TAG, "Failed to move " + packageName, e); 21872 mMoveCallbacks.notifyStatusChanged(moveId, 21873 PackageManager.MOVE_FAILED_INTERNAL_ERROR); 21874 } 21875 } 21876 }); 21877 return moveId; 21878 } 21879 21880 private void movePackageInternal(final String packageName, final String volumeUuid, 21881 final int moveId, UserHandle user) throws PackageManagerException { 21882 final StorageManager storage = mContext.getSystemService(StorageManager.class); 21883 final PackageManager pm = mContext.getPackageManager(); 21884 21885 final boolean currentAsec; 21886 final String currentVolumeUuid; 21887 final File codeFile; 21888 final String installerPackageName; 21889 final String packageAbiOverride; 21890 final int appId; 21891 final String seinfo; 21892 final String label; 21893 final int targetSdkVersion; 21894 final PackageFreezer freezer; 21895 final int[] installedUserIds; 21896 21897 // reader 21898 synchronized (mPackages) { 21899 final PackageParser.Package pkg = mPackages.get(packageName); 21900 final PackageSetting ps = mSettings.mPackages.get(packageName); 21901 if (pkg == null || ps == null) { 21902 throw new PackageManagerException(MOVE_FAILED_DOESNT_EXIST, "Missing package"); 21903 } 21904 21905 if (pkg.applicationInfo.isSystemApp()) { 21906 throw new PackageManagerException(MOVE_FAILED_SYSTEM_PACKAGE, 21907 "Cannot move system application"); 21908 } 21909 21910 final boolean isInternalStorage = VolumeInfo.ID_PRIVATE_INTERNAL.equals(volumeUuid); 21911 final boolean allow3rdPartyOnInternal = mContext.getResources().getBoolean( 21912 com.android.internal.R.bool.config_allow3rdPartyAppOnInternal); 21913 if (isInternalStorage && !allow3rdPartyOnInternal) { 21914 throw new PackageManagerException(MOVE_FAILED_3RD_PARTY_NOT_ALLOWED_ON_INTERNAL, 21915 "3rd party apps are not allowed on internal storage"); 21916 } 21917 21918 if (pkg.applicationInfo.isExternalAsec()) { 21919 currentAsec = true; 21920 currentVolumeUuid = StorageManager.UUID_PRIMARY_PHYSICAL; 21921 } else if (pkg.applicationInfo.isForwardLocked()) { 21922 currentAsec = true; 21923 currentVolumeUuid = "forward_locked"; 21924 } else { 21925 currentAsec = false; 21926 currentVolumeUuid = ps.volumeUuid; 21927 21928 final File probe = new File(pkg.codePath); 21929 final File probeOat = new File(probe, "oat"); 21930 if (!probe.isDirectory() || !probeOat.isDirectory()) { 21931 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 21932 "Move only supported for modern cluster style installs"); 21933 } 21934 } 21935 21936 if (Objects.equals(currentVolumeUuid, volumeUuid)) { 21937 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 21938 "Package already moved to " + volumeUuid); 21939 } 21940 if (pkg.applicationInfo.isInternal() && isPackageDeviceAdminOnAnyUser(packageName)) { 21941 throw new PackageManagerException(MOVE_FAILED_DEVICE_ADMIN, 21942 "Device admin cannot be moved"); 21943 } 21944 21945 if (mFrozenPackages.contains(packageName)) { 21946 throw new PackageManagerException(MOVE_FAILED_OPERATION_PENDING, 21947 "Failed to move already frozen package"); 21948 } 21949 21950 codeFile = new File(pkg.codePath); 21951 installerPackageName = ps.installerPackageName; 21952 packageAbiOverride = ps.cpuAbiOverrideString; 21953 appId = UserHandle.getAppId(pkg.applicationInfo.uid); 21954 seinfo = pkg.applicationInfo.seinfo; 21955 label = String.valueOf(pm.getApplicationLabel(pkg.applicationInfo)); 21956 targetSdkVersion = pkg.applicationInfo.targetSdkVersion; 21957 freezer = freezePackage(packageName, "movePackageInternal"); 21958 installedUserIds = ps.queryInstalledUsers(sUserManager.getUserIds(), true); 21959 } 21960 21961 final Bundle extras = new Bundle(); 21962 extras.putString(Intent.EXTRA_PACKAGE_NAME, packageName); 21963 extras.putString(Intent.EXTRA_TITLE, label); 21964 mMoveCallbacks.notifyCreated(moveId, extras); 21965 21966 int installFlags; 21967 final boolean moveCompleteApp; 21968 final File measurePath; 21969 21970 if (Objects.equals(StorageManager.UUID_PRIVATE_INTERNAL, volumeUuid)) { 21971 installFlags = INSTALL_INTERNAL; 21972 moveCompleteApp = !currentAsec; 21973 measurePath = Environment.getDataAppDirectory(volumeUuid); 21974 } else if (Objects.equals(StorageManager.UUID_PRIMARY_PHYSICAL, volumeUuid)) { 21975 installFlags = INSTALL_EXTERNAL; 21976 moveCompleteApp = false; 21977 measurePath = storage.getPrimaryPhysicalVolume().getPath(); 21978 } else { 21979 final VolumeInfo volume = storage.findVolumeByUuid(volumeUuid); 21980 if (volume == null || volume.getType() != VolumeInfo.TYPE_PRIVATE 21981 || !volume.isMountedWritable()) { 21982 freezer.close(); 21983 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 21984 "Move location not mounted private volume"); 21985 } 21986 21987 Preconditions.checkState(!currentAsec); 21988 21989 installFlags = INSTALL_INTERNAL; 21990 moveCompleteApp = true; 21991 measurePath = Environment.getDataAppDirectory(volumeUuid); 21992 } 21993 21994 final PackageStats stats = new PackageStats(null, -1); 21995 synchronized (mInstaller) { 21996 for (int userId : installedUserIds) { 21997 if (!getPackageSizeInfoLI(packageName, userId, stats)) { 21998 freezer.close(); 21999 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 22000 "Failed to measure package size"); 22001 } 22002 } 22003 } 22004 22005 if (DEBUG_INSTALL) Slog.d(TAG, "Measured code size " + stats.codeSize + ", data size " 22006 + stats.dataSize); 22007 22008 final long startFreeBytes = measurePath.getFreeSpace(); 22009 final long sizeBytes; 22010 if (moveCompleteApp) { 22011 sizeBytes = stats.codeSize + stats.dataSize; 22012 } else { 22013 sizeBytes = stats.codeSize; 22014 } 22015 22016 if (sizeBytes > storage.getStorageBytesUntilLow(measurePath)) { 22017 freezer.close(); 22018 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 22019 "Not enough free space to move"); 22020 } 22021 22022 mMoveCallbacks.notifyStatusChanged(moveId, 10); 22023 22024 final CountDownLatch installedLatch = new CountDownLatch(1); 22025 final IPackageInstallObserver2 installObserver = new IPackageInstallObserver2.Stub() { 22026 @Override 22027 public void onUserActionRequired(Intent intent) throws RemoteException { 22028 throw new IllegalStateException(); 22029 } 22030 22031 @Override 22032 public void onPackageInstalled(String basePackageName, int returnCode, String msg, 22033 Bundle extras) throws RemoteException { 22034 if (DEBUG_INSTALL) Slog.d(TAG, "Install result for move: " 22035 + PackageManager.installStatusToString(returnCode, msg)); 22036 22037 installedLatch.countDown(); 22038 freezer.close(); 22039 22040 final int status = PackageManager.installStatusToPublicStatus(returnCode); 22041 switch (status) { 22042 case PackageInstaller.STATUS_SUCCESS: 22043 mMoveCallbacks.notifyStatusChanged(moveId, 22044 PackageManager.MOVE_SUCCEEDED); 22045 break; 22046 case PackageInstaller.STATUS_FAILURE_STORAGE: 22047 mMoveCallbacks.notifyStatusChanged(moveId, 22048 PackageManager.MOVE_FAILED_INSUFFICIENT_STORAGE); 22049 break; 22050 default: 22051 mMoveCallbacks.notifyStatusChanged(moveId, 22052 PackageManager.MOVE_FAILED_INTERNAL_ERROR); 22053 break; 22054 } 22055 } 22056 }; 22057 22058 final MoveInfo move; 22059 if (moveCompleteApp) { 22060 // Kick off a thread to report progress estimates 22061 new Thread() { 22062 @Override 22063 public void run() { 22064 while (true) { 22065 try { 22066 if (installedLatch.await(1, TimeUnit.SECONDS)) { 22067 break; 22068 } 22069 } catch (InterruptedException ignored) { 22070 } 22071 22072 final long deltaFreeBytes = startFreeBytes - measurePath.getFreeSpace(); 22073 final int progress = 10 + (int) MathUtils.constrain( 22074 ((deltaFreeBytes * 80) / sizeBytes), 0, 80); 22075 mMoveCallbacks.notifyStatusChanged(moveId, progress); 22076 } 22077 } 22078 }.start(); 22079 22080 final String dataAppName = codeFile.getName(); 22081 move = new MoveInfo(moveId, currentVolumeUuid, volumeUuid, packageName, 22082 dataAppName, appId, seinfo, targetSdkVersion); 22083 } else { 22084 move = null; 22085 } 22086 22087 installFlags |= PackageManager.INSTALL_REPLACE_EXISTING; 22088 22089 final Message msg = mHandler.obtainMessage(INIT_COPY); 22090 final OriginInfo origin = OriginInfo.fromExistingFile(codeFile); 22091 final InstallParams params = new InstallParams(origin, move, installObserver, installFlags, 22092 installerPackageName, volumeUuid, null /*verificationInfo*/, user, 22093 packageAbiOverride, null /*grantedPermissions*/, null /*certificates*/, 22094 PackageManager.INSTALL_REASON_UNKNOWN); 22095 params.setTraceMethod("movePackage").setTraceCookie(System.identityHashCode(params)); 22096 msg.obj = params; 22097 22098 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "movePackage", 22099 System.identityHashCode(msg.obj)); 22100 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "queueInstall", 22101 System.identityHashCode(msg.obj)); 22102 22103 mHandler.sendMessage(msg); 22104 } 22105 22106 @Override 22107 public int movePrimaryStorage(String volumeUuid) throws RemoteException { 22108 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MOVE_PACKAGE, null); 22109 22110 final int realMoveId = mNextMoveId.getAndIncrement(); 22111 final Bundle extras = new Bundle(); 22112 extras.putString(VolumeRecord.EXTRA_FS_UUID, volumeUuid); 22113 mMoveCallbacks.notifyCreated(realMoveId, extras); 22114 22115 final IPackageMoveObserver callback = new IPackageMoveObserver.Stub() { 22116 @Override 22117 public void onCreated(int moveId, Bundle extras) { 22118 // Ignored 22119 } 22120 22121 @Override 22122 public void onStatusChanged(int moveId, int status, long estMillis) { 22123 mMoveCallbacks.notifyStatusChanged(realMoveId, status, estMillis); 22124 } 22125 }; 22126 22127 final StorageManager storage = mContext.getSystemService(StorageManager.class); 22128 storage.setPrimaryStorageUuid(volumeUuid, callback); 22129 return realMoveId; 22130 } 22131 22132 @Override 22133 public int getMoveStatus(int moveId) { 22134 mContext.enforceCallingOrSelfPermission( 22135 android.Manifest.permission.MOUNT_UNMOUNT_FILESYSTEMS, null); 22136 return mMoveCallbacks.mLastStatus.get(moveId); 22137 } 22138 22139 @Override 22140 public void registerMoveCallback(IPackageMoveObserver callback) { 22141 mContext.enforceCallingOrSelfPermission( 22142 android.Manifest.permission.MOUNT_UNMOUNT_FILESYSTEMS, null); 22143 mMoveCallbacks.register(callback); 22144 } 22145 22146 @Override 22147 public void unregisterMoveCallback(IPackageMoveObserver callback) { 22148 mContext.enforceCallingOrSelfPermission( 22149 android.Manifest.permission.MOUNT_UNMOUNT_FILESYSTEMS, null); 22150 mMoveCallbacks.unregister(callback); 22151 } 22152 22153 @Override 22154 public boolean setInstallLocation(int loc) { 22155 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.WRITE_SECURE_SETTINGS, 22156 null); 22157 if (getInstallLocation() == loc) { 22158 return true; 22159 } 22160 if (loc == PackageHelper.APP_INSTALL_AUTO || loc == PackageHelper.APP_INSTALL_INTERNAL 22161 || loc == PackageHelper.APP_INSTALL_EXTERNAL) { 22162 android.provider.Settings.Global.putInt(mContext.getContentResolver(), 22163 android.provider.Settings.Global.DEFAULT_INSTALL_LOCATION, loc); 22164 return true; 22165 } 22166 return false; 22167 } 22168 22169 @Override 22170 public int getInstallLocation() { 22171 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 22172 android.provider.Settings.Global.DEFAULT_INSTALL_LOCATION, 22173 PackageHelper.APP_INSTALL_AUTO); 22174 } 22175 22176 /** Called by UserManagerService */ 22177 void cleanUpUser(UserManagerService userManager, int userHandle) { 22178 synchronized (mPackages) { 22179 mDirtyUsers.remove(userHandle); 22180 mUserNeedsBadging.delete(userHandle); 22181 mSettings.removeUserLPw(userHandle); 22182 mPendingBroadcasts.remove(userHandle); 22183 mInstantAppRegistry.onUserRemovedLPw(userHandle); 22184 removeUnusedPackagesLPw(userManager, userHandle); 22185 } 22186 } 22187 22188 /** 22189 * We're removing userHandle and would like to remove any downloaded packages 22190 * that are no longer in use by any other user. 22191 * @param userHandle the user being removed 22192 */ 22193 private void removeUnusedPackagesLPw(UserManagerService userManager, final int userHandle) { 22194 final boolean DEBUG_CLEAN_APKS = false; 22195 int [] users = userManager.getUserIds(); 22196 Iterator<PackageSetting> psit = mSettings.mPackages.values().iterator(); 22197 while (psit.hasNext()) { 22198 PackageSetting ps = psit.next(); 22199 if (ps.pkg == null) { 22200 continue; 22201 } 22202 final String packageName = ps.pkg.packageName; 22203 // Skip over if system app 22204 if ((ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) != 0) { 22205 continue; 22206 } 22207 if (DEBUG_CLEAN_APKS) { 22208 Slog.i(TAG, "Checking package " + packageName); 22209 } 22210 boolean keep = shouldKeepUninstalledPackageLPr(packageName); 22211 if (keep) { 22212 if (DEBUG_CLEAN_APKS) { 22213 Slog.i(TAG, " Keeping package " + packageName + " - requested by DO"); 22214 } 22215 } else { 22216 for (int i = 0; i < users.length; i++) { 22217 if (users[i] != userHandle && ps.getInstalled(users[i])) { 22218 keep = true; 22219 if (DEBUG_CLEAN_APKS) { 22220 Slog.i(TAG, " Keeping package " + packageName + " for user " 22221 + users[i]); 22222 } 22223 break; 22224 } 22225 } 22226 } 22227 if (!keep) { 22228 if (DEBUG_CLEAN_APKS) { 22229 Slog.i(TAG, " Removing package " + packageName); 22230 } 22231 mHandler.post(new Runnable() { 22232 public void run() { 22233 deletePackageX(packageName, PackageManager.VERSION_CODE_HIGHEST, 22234 userHandle, 0); 22235 } //end run 22236 }); 22237 } 22238 } 22239 } 22240 22241 /** Called by UserManagerService */ 22242 void createNewUser(int userId, String[] disallowedPackages) { 22243 synchronized (mInstallLock) { 22244 mSettings.createNewUserLI(this, mInstaller, userId, disallowedPackages); 22245 } 22246 synchronized (mPackages) { 22247 scheduleWritePackageRestrictionsLocked(userId); 22248 scheduleWritePackageListLocked(userId); 22249 applyFactoryDefaultBrowserLPw(userId); 22250 primeDomainVerificationsLPw(userId); 22251 } 22252 } 22253 22254 void onNewUserCreated(final int userId) { 22255 mDefaultPermissionPolicy.grantDefaultPermissions(userId); 22256 // If permission review for legacy apps is required, we represent 22257 // dagerous permissions for such apps as always granted runtime 22258 // permissions to keep per user flag state whether review is needed. 22259 // Hence, if a new user is added we have to propagate dangerous 22260 // permission grants for these legacy apps. 22261 if (mPermissionReviewRequired) { 22262 updatePermissionsLPw(null, null, UPDATE_PERMISSIONS_ALL 22263 | UPDATE_PERMISSIONS_REPLACE_ALL); 22264 } 22265 } 22266 22267 @Override 22268 public VerifierDeviceIdentity getVerifierDeviceIdentity() throws RemoteException { 22269 mContext.enforceCallingOrSelfPermission( 22270 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 22271 "Only package verification agents can read the verifier device identity"); 22272 22273 synchronized (mPackages) { 22274 return mSettings.getVerifierDeviceIdentityLPw(); 22275 } 22276 } 22277 22278 @Override 22279 public void setPermissionEnforced(String permission, boolean enforced) { 22280 // TODO: Now that we no longer change GID for storage, this should to away. 22281 mContext.enforceCallingOrSelfPermission(Manifest.permission.GRANT_RUNTIME_PERMISSIONS, 22282 "setPermissionEnforced"); 22283 if (READ_EXTERNAL_STORAGE.equals(permission)) { 22284 synchronized (mPackages) { 22285 if (mSettings.mReadExternalStorageEnforced == null 22286 || mSettings.mReadExternalStorageEnforced != enforced) { 22287 mSettings.mReadExternalStorageEnforced = enforced; 22288 mSettings.writeLPr(); 22289 } 22290 } 22291 // kill any non-foreground processes so we restart them and 22292 // grant/revoke the GID. 22293 final IActivityManager am = ActivityManager.getService(); 22294 if (am != null) { 22295 final long token = Binder.clearCallingIdentity(); 22296 try { 22297 am.killProcessesBelowForeground("setPermissionEnforcement"); 22298 } catch (RemoteException e) { 22299 } finally { 22300 Binder.restoreCallingIdentity(token); 22301 } 22302 } 22303 } else { 22304 throw new IllegalArgumentException("No selective enforcement for " + permission); 22305 } 22306 } 22307 22308 @Override 22309 @Deprecated 22310 public boolean isPermissionEnforced(String permission) { 22311 return true; 22312 } 22313 22314 @Override 22315 public boolean isStorageLow() { 22316 final long token = Binder.clearCallingIdentity(); 22317 try { 22318 final DeviceStorageMonitorInternal 22319 dsm = LocalServices.getService(DeviceStorageMonitorInternal.class); 22320 if (dsm != null) { 22321 return dsm.isMemoryLow(); 22322 } else { 22323 return false; 22324 } 22325 } finally { 22326 Binder.restoreCallingIdentity(token); 22327 } 22328 } 22329 22330 @Override 22331 public IPackageInstaller getPackageInstaller() { 22332 return mInstallerService; 22333 } 22334 22335 private boolean userNeedsBadging(int userId) { 22336 int index = mUserNeedsBadging.indexOfKey(userId); 22337 if (index < 0) { 22338 final UserInfo userInfo; 22339 final long token = Binder.clearCallingIdentity(); 22340 try { 22341 userInfo = sUserManager.getUserInfo(userId); 22342 } finally { 22343 Binder.restoreCallingIdentity(token); 22344 } 22345 final boolean b; 22346 if (userInfo != null && userInfo.isManagedProfile()) { 22347 b = true; 22348 } else { 22349 b = false; 22350 } 22351 mUserNeedsBadging.put(userId, b); 22352 return b; 22353 } 22354 return mUserNeedsBadging.valueAt(index); 22355 } 22356 22357 @Override 22358 public KeySet getKeySetByAlias(String packageName, String alias) { 22359 if (packageName == null || alias == null) { 22360 return null; 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 KeySetManagerService ksms = mSettings.mKeySetManagerService; 22369 return new KeySet(ksms.getKeySetByAliasAndPackageNameLPr(packageName, alias)); 22370 } 22371 } 22372 22373 @Override 22374 public KeySet getSigningKeySet(String packageName) { 22375 if (packageName == null) { 22376 return null; 22377 } 22378 synchronized(mPackages) { 22379 final PackageParser.Package pkg = mPackages.get(packageName); 22380 if (pkg == null) { 22381 Slog.w(TAG, "KeySet requested for unknown package: " + packageName); 22382 throw new IllegalArgumentException("Unknown package: " + packageName); 22383 } 22384 if (pkg.applicationInfo.uid != Binder.getCallingUid() 22385 && Process.SYSTEM_UID != Binder.getCallingUid()) { 22386 throw new SecurityException("May not access signing KeySet of other apps."); 22387 } 22388 KeySetManagerService ksms = mSettings.mKeySetManagerService; 22389 return new KeySet(ksms.getSigningKeySetByPackageNameLPr(packageName)); 22390 } 22391 } 22392 22393 @Override 22394 public boolean isPackageSignedByKeySet(String packageName, KeySet ks) { 22395 if (packageName == null || ks == null) { 22396 return false; 22397 } 22398 synchronized(mPackages) { 22399 final PackageParser.Package pkg = mPackages.get(packageName); 22400 if (pkg == null) { 22401 Slog.w(TAG, "KeySet requested for unknown package: " + packageName); 22402 throw new IllegalArgumentException("Unknown package: " + packageName); 22403 } 22404 IBinder ksh = ks.getToken(); 22405 if (ksh instanceof KeySetHandle) { 22406 KeySetManagerService ksms = mSettings.mKeySetManagerService; 22407 return ksms.packageIsSignedByLPr(packageName, (KeySetHandle) ksh); 22408 } 22409 return false; 22410 } 22411 } 22412 22413 @Override 22414 public boolean isPackageSignedByKeySetExactly(String packageName, KeySet ks) { 22415 if (packageName == null || ks == null) { 22416 return false; 22417 } 22418 synchronized(mPackages) { 22419 final PackageParser.Package pkg = mPackages.get(packageName); 22420 if (pkg == null) { 22421 Slog.w(TAG, "KeySet requested for unknown package: " + packageName); 22422 throw new IllegalArgumentException("Unknown package: " + packageName); 22423 } 22424 IBinder ksh = ks.getToken(); 22425 if (ksh instanceof KeySetHandle) { 22426 KeySetManagerService ksms = mSettings.mKeySetManagerService; 22427 return ksms.packageIsSignedByExactlyLPr(packageName, (KeySetHandle) ksh); 22428 } 22429 return false; 22430 } 22431 } 22432 22433 private void deletePackageIfUnusedLPr(final String packageName) { 22434 PackageSetting ps = mSettings.mPackages.get(packageName); 22435 if (ps == null) { 22436 return; 22437 } 22438 if (!ps.isAnyInstalled(sUserManager.getUserIds())) { 22439 // TODO Implement atomic delete if package is unused 22440 // It is currently possible that the package will be deleted even if it is installed 22441 // after this method returns. 22442 mHandler.post(new Runnable() { 22443 public void run() { 22444 deletePackageX(packageName, PackageManager.VERSION_CODE_HIGHEST, 22445 0, PackageManager.DELETE_ALL_USERS); 22446 } 22447 }); 22448 } 22449 } 22450 22451 /** 22452 * Check and throw if the given before/after packages would be considered a 22453 * downgrade. 22454 */ 22455 private static void checkDowngrade(PackageParser.Package before, PackageInfoLite after) 22456 throws PackageManagerException { 22457 if (after.versionCode < before.mVersionCode) { 22458 throw new PackageManagerException(INSTALL_FAILED_VERSION_DOWNGRADE, 22459 "Update version code " + after.versionCode + " is older than current " 22460 + before.mVersionCode); 22461 } else if (after.versionCode == before.mVersionCode) { 22462 if (after.baseRevisionCode < before.baseRevisionCode) { 22463 throw new PackageManagerException(INSTALL_FAILED_VERSION_DOWNGRADE, 22464 "Update base revision code " + after.baseRevisionCode 22465 + " is older than current " + before.baseRevisionCode); 22466 } 22467 22468 if (!ArrayUtils.isEmpty(after.splitNames)) { 22469 for (int i = 0; i < after.splitNames.length; i++) { 22470 final String splitName = after.splitNames[i]; 22471 final int j = ArrayUtils.indexOf(before.splitNames, splitName); 22472 if (j != -1) { 22473 if (after.splitRevisionCodes[i] < before.splitRevisionCodes[j]) { 22474 throw new PackageManagerException(INSTALL_FAILED_VERSION_DOWNGRADE, 22475 "Update split " + splitName + " revision code " 22476 + after.splitRevisionCodes[i] + " is older than current " 22477 + before.splitRevisionCodes[j]); 22478 } 22479 } 22480 } 22481 } 22482 } 22483 } 22484 22485 private static class MoveCallbacks extends Handler { 22486 private static final int MSG_CREATED = 1; 22487 private static final int MSG_STATUS_CHANGED = 2; 22488 22489 private final RemoteCallbackList<IPackageMoveObserver> 22490 mCallbacks = new RemoteCallbackList<>(); 22491 22492 private final SparseIntArray mLastStatus = new SparseIntArray(); 22493 22494 public MoveCallbacks(Looper looper) { 22495 super(looper); 22496 } 22497 22498 public void register(IPackageMoveObserver callback) { 22499 mCallbacks.register(callback); 22500 } 22501 22502 public void unregister(IPackageMoveObserver callback) { 22503 mCallbacks.unregister(callback); 22504 } 22505 22506 @Override 22507 public void handleMessage(Message msg) { 22508 final SomeArgs args = (SomeArgs) msg.obj; 22509 final int n = mCallbacks.beginBroadcast(); 22510 for (int i = 0; i < n; i++) { 22511 final IPackageMoveObserver callback = mCallbacks.getBroadcastItem(i); 22512 try { 22513 invokeCallback(callback, msg.what, args); 22514 } catch (RemoteException ignored) { 22515 } 22516 } 22517 mCallbacks.finishBroadcast(); 22518 args.recycle(); 22519 } 22520 22521 private void invokeCallback(IPackageMoveObserver callback, int what, SomeArgs args) 22522 throws RemoteException { 22523 switch (what) { 22524 case MSG_CREATED: { 22525 callback.onCreated(args.argi1, (Bundle) args.arg2); 22526 break; 22527 } 22528 case MSG_STATUS_CHANGED: { 22529 callback.onStatusChanged(args.argi1, args.argi2, (long) args.arg3); 22530 break; 22531 } 22532 } 22533 } 22534 22535 private void notifyCreated(int moveId, Bundle extras) { 22536 Slog.v(TAG, "Move " + moveId + " created " + extras.toString()); 22537 22538 final SomeArgs args = SomeArgs.obtain(); 22539 args.argi1 = moveId; 22540 args.arg2 = extras; 22541 obtainMessage(MSG_CREATED, args).sendToTarget(); 22542 } 22543 22544 private void notifyStatusChanged(int moveId, int status) { 22545 notifyStatusChanged(moveId, status, -1); 22546 } 22547 22548 private void notifyStatusChanged(int moveId, int status, long estMillis) { 22549 Slog.v(TAG, "Move " + moveId + " status " + status); 22550 22551 final SomeArgs args = SomeArgs.obtain(); 22552 args.argi1 = moveId; 22553 args.argi2 = status; 22554 args.arg3 = estMillis; 22555 obtainMessage(MSG_STATUS_CHANGED, args).sendToTarget(); 22556 22557 synchronized (mLastStatus) { 22558 mLastStatus.put(moveId, status); 22559 } 22560 } 22561 } 22562 22563 private final static class OnPermissionChangeListeners extends Handler { 22564 private static final int MSG_ON_PERMISSIONS_CHANGED = 1; 22565 22566 private final RemoteCallbackList<IOnPermissionsChangeListener> mPermissionListeners = 22567 new RemoteCallbackList<>(); 22568 22569 public OnPermissionChangeListeners(Looper looper) { 22570 super(looper); 22571 } 22572 22573 @Override 22574 public void handleMessage(Message msg) { 22575 switch (msg.what) { 22576 case MSG_ON_PERMISSIONS_CHANGED: { 22577 final int uid = msg.arg1; 22578 handleOnPermissionsChanged(uid); 22579 } break; 22580 } 22581 } 22582 22583 public void addListenerLocked(IOnPermissionsChangeListener listener) { 22584 mPermissionListeners.register(listener); 22585 22586 } 22587 22588 public void removeListenerLocked(IOnPermissionsChangeListener listener) { 22589 mPermissionListeners.unregister(listener); 22590 } 22591 22592 public void onPermissionsChanged(int uid) { 22593 if (mPermissionListeners.getRegisteredCallbackCount() > 0) { 22594 obtainMessage(MSG_ON_PERMISSIONS_CHANGED, uid, 0).sendToTarget(); 22595 } 22596 } 22597 22598 private void handleOnPermissionsChanged(int uid) { 22599 final int count = mPermissionListeners.beginBroadcast(); 22600 try { 22601 for (int i = 0; i < count; i++) { 22602 IOnPermissionsChangeListener callback = mPermissionListeners 22603 .getBroadcastItem(i); 22604 try { 22605 callback.onPermissionsChanged(uid); 22606 } catch (RemoteException e) { 22607 Log.e(TAG, "Permission listener is dead", e); 22608 } 22609 } 22610 } finally { 22611 mPermissionListeners.finishBroadcast(); 22612 } 22613 } 22614 } 22615 22616 private class PackageManagerInternalImpl extends PackageManagerInternal { 22617 @Override 22618 public void setLocationPackagesProvider(PackagesProvider provider) { 22619 synchronized (mPackages) { 22620 mDefaultPermissionPolicy.setLocationPackagesProviderLPw(provider); 22621 } 22622 } 22623 22624 @Override 22625 public void setVoiceInteractionPackagesProvider(PackagesProvider provider) { 22626 synchronized (mPackages) { 22627 mDefaultPermissionPolicy.setVoiceInteractionPackagesProviderLPw(provider); 22628 } 22629 } 22630 22631 @Override 22632 public void setSmsAppPackagesProvider(PackagesProvider provider) { 22633 synchronized (mPackages) { 22634 mDefaultPermissionPolicy.setSmsAppPackagesProviderLPw(provider); 22635 } 22636 } 22637 22638 @Override 22639 public void setDialerAppPackagesProvider(PackagesProvider provider) { 22640 synchronized (mPackages) { 22641 mDefaultPermissionPolicy.setDialerAppPackagesProviderLPw(provider); 22642 } 22643 } 22644 22645 @Override 22646 public void setSimCallManagerPackagesProvider(PackagesProvider provider) { 22647 synchronized (mPackages) { 22648 mDefaultPermissionPolicy.setSimCallManagerPackagesProviderLPw(provider); 22649 } 22650 } 22651 22652 @Override 22653 public void setSyncAdapterPackagesprovider(SyncAdapterPackagesProvider provider) { 22654 synchronized (mPackages) { 22655 mDefaultPermissionPolicy.setSyncAdapterPackagesProviderLPw(provider); 22656 } 22657 } 22658 22659 @Override 22660 public void grantDefaultPermissionsToDefaultSmsApp(String packageName, int userId) { 22661 synchronized (mPackages) { 22662 mDefaultPermissionPolicy.grantDefaultPermissionsToDefaultSmsAppLPr( 22663 packageName, userId); 22664 } 22665 } 22666 22667 @Override 22668 public void grantDefaultPermissionsToDefaultDialerApp(String packageName, int userId) { 22669 synchronized (mPackages) { 22670 mSettings.setDefaultDialerPackageNameLPw(packageName, userId); 22671 mDefaultPermissionPolicy.grantDefaultPermissionsToDefaultDialerAppLPr( 22672 packageName, userId); 22673 } 22674 } 22675 22676 @Override 22677 public void grantDefaultPermissionsToDefaultSimCallManager(String packageName, int userId) { 22678 synchronized (mPackages) { 22679 mDefaultPermissionPolicy.grantDefaultPermissionsToDefaultSimCallManagerLPr( 22680 packageName, userId); 22681 } 22682 } 22683 22684 @Override 22685 public void setKeepUninstalledPackages(final List<String> packageList) { 22686 Preconditions.checkNotNull(packageList); 22687 List<String> removedFromList = null; 22688 synchronized (mPackages) { 22689 if (mKeepUninstalledPackages != null) { 22690 final int packagesCount = mKeepUninstalledPackages.size(); 22691 for (int i = 0; i < packagesCount; i++) { 22692 String oldPackage = mKeepUninstalledPackages.get(i); 22693 if (packageList != null && packageList.contains(oldPackage)) { 22694 continue; 22695 } 22696 if (removedFromList == null) { 22697 removedFromList = new ArrayList<>(); 22698 } 22699 removedFromList.add(oldPackage); 22700 } 22701 } 22702 mKeepUninstalledPackages = new ArrayList<>(packageList); 22703 if (removedFromList != null) { 22704 final int removedCount = removedFromList.size(); 22705 for (int i = 0; i < removedCount; i++) { 22706 deletePackageIfUnusedLPr(removedFromList.get(i)); 22707 } 22708 } 22709 } 22710 } 22711 22712 @Override 22713 public boolean isPermissionsReviewRequired(String packageName, int userId) { 22714 synchronized (mPackages) { 22715 // If we do not support permission review, done. 22716 if (!mPermissionReviewRequired) { 22717 return false; 22718 } 22719 22720 PackageSetting packageSetting = mSettings.mPackages.get(packageName); 22721 if (packageSetting == null) { 22722 return false; 22723 } 22724 22725 // Permission review applies only to apps not supporting the new permission model. 22726 if (packageSetting.pkg.applicationInfo.targetSdkVersion >= Build.VERSION_CODES.M) { 22727 return false; 22728 } 22729 22730 // Legacy apps have the permission and get user consent on launch. 22731 PermissionsState permissionsState = packageSetting.getPermissionsState(); 22732 return permissionsState.isPermissionReviewRequired(userId); 22733 } 22734 } 22735 22736 @Override 22737 public ApplicationInfo getApplicationInfo(String packageName, int userId) { 22738 return PackageManagerService.this.getApplicationInfo(packageName, 0 /*flags*/, userId); 22739 } 22740 22741 @Override 22742 public ComponentName getHomeActivitiesAsUser(List<ResolveInfo> allHomeCandidates, 22743 int userId) { 22744 return PackageManagerService.this.getHomeActivitiesAsUser(allHomeCandidates, userId); 22745 } 22746 22747 @Override 22748 public void setDeviceAndProfileOwnerPackages( 22749 int deviceOwnerUserId, String deviceOwnerPackage, 22750 SparseArray<String> profileOwnerPackages) { 22751 mProtectedPackages.setDeviceAndProfileOwnerPackages( 22752 deviceOwnerUserId, deviceOwnerPackage, profileOwnerPackages); 22753 } 22754 22755 @Override 22756 public boolean isPackageDataProtected(int userId, String packageName) { 22757 return mProtectedPackages.isPackageDataProtected(userId, packageName); 22758 } 22759 22760 @Override 22761 public boolean isPackageEphemeral(int userId, String packageName) { 22762 synchronized (mPackages) { 22763 PackageParser.Package p = mPackages.get(packageName); 22764 return p != null ? p.applicationInfo.isInstantApp() : false; 22765 } 22766 } 22767 22768 @Override 22769 public boolean wasPackageEverLaunched(String packageName, int userId) { 22770 synchronized (mPackages) { 22771 return mSettings.wasPackageEverLaunchedLPr(packageName, userId); 22772 } 22773 } 22774 22775 @Override 22776 public void grantRuntimePermission(String packageName, String name, int userId, 22777 boolean overridePolicy) { 22778 PackageManagerService.this.grantRuntimePermission(packageName, name, userId, 22779 overridePolicy); 22780 } 22781 22782 @Override 22783 public void revokeRuntimePermission(String packageName, String name, int userId, 22784 boolean overridePolicy) { 22785 PackageManagerService.this.revokeRuntimePermission(packageName, name, userId, 22786 overridePolicy); 22787 } 22788 22789 @Override 22790 public String getNameForUid(int uid) { 22791 return PackageManagerService.this.getNameForUid(uid); 22792 } 22793 22794 @Override 22795 public void requestEphemeralResolutionPhaseTwo(EphemeralResponse responseObj, 22796 Intent origIntent, String resolvedType, Intent launchIntent, 22797 String callingPackage, int userId) { 22798 PackageManagerService.this.requestEphemeralResolutionPhaseTwo( 22799 responseObj, origIntent, resolvedType, launchIntent, callingPackage, userId); 22800 } 22801 22802 @Override 22803 public void grantEphemeralAccess(int userId, Intent intent, 22804 int targetAppId, int ephemeralAppId) { 22805 synchronized (mPackages) { 22806 mInstantAppRegistry.grantInstantAccessLPw(userId, intent, 22807 targetAppId, ephemeralAppId); 22808 } 22809 } 22810 22811 @Override 22812 public void pruneInstantApps() { 22813 synchronized (mPackages) { 22814 mInstantAppRegistry.pruneInstantAppsLPw(); 22815 } 22816 } 22817 22818 @Override 22819 public String getSetupWizardPackageName() { 22820 return mSetupWizardPackage; 22821 } 22822 22823 public void setExternalSourcesPolicy(ExternalSourcesPolicy policy) { 22824 if (policy != null) { 22825 mExternalSourcesPolicy = policy; 22826 } 22827 } 22828 22829 @Override 22830 public List<PackageInfo> getOverlayPackages(int userId) { 22831 final ArrayList<PackageInfo> overlayPackages = new ArrayList<PackageInfo>(); 22832 synchronized (mPackages) { 22833 for (PackageParser.Package p : mPackages.values()) { 22834 if (p.mOverlayTarget != null) { 22835 PackageInfo pkg = generatePackageInfo((PackageSetting)p.mExtras, 0, userId); 22836 if (pkg != null) { 22837 overlayPackages.add(pkg); 22838 } 22839 } 22840 } 22841 } 22842 return overlayPackages; 22843 } 22844 22845 @Override 22846 public List<String> getTargetPackageNames(int userId) { 22847 List<String> targetPackages = new ArrayList<>(); 22848 synchronized (mPackages) { 22849 for (PackageParser.Package p : mPackages.values()) { 22850 if (p.mOverlayTarget == null) { 22851 targetPackages.add(p.packageName); 22852 } 22853 } 22854 } 22855 return targetPackages; 22856 } 22857 22858 22859 @Override 22860 public boolean setEnabledOverlayPackages(int userId, String targetPackageName, 22861 List<String> overlayPackageNames) { 22862 // TODO: implement when we integrate OMS properly 22863 return false; 22864 } 22865 } 22866 22867 @Override 22868 public void grantDefaultPermissionsToEnabledCarrierApps(String[] packageNames, int userId) { 22869 enforceSystemOrPhoneCaller("grantPermissionsToEnabledCarrierApps"); 22870 synchronized (mPackages) { 22871 final long identity = Binder.clearCallingIdentity(); 22872 try { 22873 mDefaultPermissionPolicy.grantDefaultPermissionsToEnabledCarrierAppsLPr( 22874 packageNames, userId); 22875 } finally { 22876 Binder.restoreCallingIdentity(identity); 22877 } 22878 } 22879 } 22880 22881 @Override 22882 public void grantDefaultPermissionsToEnabledImsServices(String[] packageNames, int userId) { 22883 enforceSystemOrPhoneCaller("grantDefaultPermissionsToEnabledImsServices"); 22884 synchronized (mPackages) { 22885 final long identity = Binder.clearCallingIdentity(); 22886 try { 22887 mDefaultPermissionPolicy.grantDefaultPermissionsToEnabledImsServicesLPr( 22888 packageNames, userId); 22889 } finally { 22890 Binder.restoreCallingIdentity(identity); 22891 } 22892 } 22893 } 22894 22895 private static void enforceSystemOrPhoneCaller(String tag) { 22896 int callingUid = Binder.getCallingUid(); 22897 if (callingUid != Process.PHONE_UID && callingUid != Process.SYSTEM_UID) { 22898 throw new SecurityException( 22899 "Cannot call " + tag + " from UID " + callingUid); 22900 } 22901 } 22902 22903 boolean isHistoricalPackageUsageAvailable() { 22904 return mPackageUsage.isHistoricalPackageUsageAvailable(); 22905 } 22906 22907 /** 22908 * Return a <b>copy</b> of the collection of packages known to the package manager. 22909 * @return A copy of the values of mPackages. 22910 */ 22911 Collection<PackageParser.Package> getPackages() { 22912 synchronized (mPackages) { 22913 return new ArrayList<>(mPackages.values()); 22914 } 22915 } 22916 22917 /** 22918 * Logs process start information (including base APK hash) to the security log. 22919 * @hide 22920 */ 22921 public void logAppProcessStartIfNeeded(String processName, int uid, String seinfo, 22922 String apkFile, int pid) { 22923 if (!SecurityLog.isLoggingEnabled()) { 22924 return; 22925 } 22926 Bundle data = new Bundle(); 22927 data.putLong("startTimestamp", System.currentTimeMillis()); 22928 data.putString("processName", processName); 22929 data.putInt("uid", uid); 22930 data.putString("seinfo", seinfo); 22931 data.putString("apkFile", apkFile); 22932 data.putInt("pid", pid); 22933 Message msg = mProcessLoggingHandler.obtainMessage( 22934 ProcessLoggingHandler.LOG_APP_PROCESS_START_MSG); 22935 msg.setData(data); 22936 mProcessLoggingHandler.sendMessage(msg); 22937 } 22938 22939 public CompilerStats.PackageStats getCompilerPackageStats(String pkgName) { 22940 return mCompilerStats.getPackageStats(pkgName); 22941 } 22942 22943 public CompilerStats.PackageStats getOrCreateCompilerPackageStats(PackageParser.Package pkg) { 22944 return getOrCreateCompilerPackageStats(pkg.packageName); 22945 } 22946 22947 public CompilerStats.PackageStats getOrCreateCompilerPackageStats(String pkgName) { 22948 return mCompilerStats.getOrCreatePackageStats(pkgName); 22949 } 22950 22951 public void deleteCompilerPackageStats(String pkgName) { 22952 mCompilerStats.deletePackageStats(pkgName); 22953 } 22954 22955 @Override 22956 public int getInstallReason(String packageName, int userId) { 22957 enforceCrossUserPermission(Binder.getCallingUid(), userId, 22958 true /* requireFullPermission */, false /* checkShell */, 22959 "get install reason"); 22960 synchronized (mPackages) { 22961 final PackageSetting ps = mSettings.mPackages.get(packageName); 22962 if (ps != null) { 22963 return ps.getInstallReason(userId); 22964 } 22965 } 22966 return PackageManager.INSTALL_REASON_UNKNOWN; 22967 } 22968 22969 @Override 22970 public boolean canRequestPackageInstalls(String packageName, int userId) { 22971 int callingUid = Binder.getCallingUid(); 22972 int uid = getPackageUid(packageName, 0, userId); 22973 if (callingUid != uid && callingUid != Process.ROOT_UID 22974 && callingUid != Process.SYSTEM_UID) { 22975 throw new SecurityException( 22976 "Caller uid " + callingUid + " does not own package " + packageName); 22977 } 22978 ApplicationInfo info = getApplicationInfo(packageName, 0, userId); 22979 if (info == null) { 22980 return false; 22981 } 22982 if (info.targetSdkVersion < Build.VERSION_CODES.O) { 22983 throw new UnsupportedOperationException( 22984 "Operation only supported on apps targeting Android O or higher"); 22985 } 22986 String appOpPermission = Manifest.permission.REQUEST_INSTALL_PACKAGES; 22987 String[] packagesDeclaringPermission = getAppOpPermissionPackages(appOpPermission); 22988 if (!ArrayUtils.contains(packagesDeclaringPermission, packageName)) { 22989 throw new SecurityException("Need to declare " + appOpPermission + " to call this api"); 22990 } 22991 if (sUserManager.hasUserRestriction(UserManager.DISALLOW_INSTALL_UNKNOWN_SOURCES, userId)) { 22992 return false; 22993 } 22994 if (mExternalSourcesPolicy != null) { 22995 int isTrusted = mExternalSourcesPolicy.getPackageTrustedToInstallApps(packageName, uid); 22996 if (isTrusted != PackageManagerInternal.ExternalSourcesPolicy.USER_DEFAULT) { 22997 return isTrusted == PackageManagerInternal.ExternalSourcesPolicy.USER_TRUSTED; 22998 } 22999 } 23000 return checkUidPermission(appOpPermission, uid) == PERMISSION_GRANTED; 23001 } 23002} 23003