PackageManagerService.java revision 9106c64bf3ca60d0b867fa1f2d78d3b19c9e4178
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.ChangedPackages; 130import android.content.pm.ComponentInfo; 131import android.content.pm.InstantAppInfo; 132import android.content.pm.EphemeralRequest; 133import android.content.pm.EphemeralResolveInfo; 134import android.content.pm.EphemeralResponse; 135import android.content.pm.FallbackCategoryProvider; 136import android.content.pm.FeatureInfo; 137import android.content.pm.IOnPermissionsChangeListener; 138import android.content.pm.IPackageDataObserver; 139import android.content.pm.IPackageDeleteObserver; 140import android.content.pm.IPackageDeleteObserver2; 141import android.content.pm.IPackageInstallObserver2; 142import android.content.pm.IPackageInstaller; 143import android.content.pm.IPackageManager; 144import android.content.pm.IPackageMoveObserver; 145import android.content.pm.IPackageStatsObserver; 146import android.content.pm.InstrumentationInfo; 147import android.content.pm.IntentFilterVerificationInfo; 148import android.content.pm.KeySet; 149import android.content.pm.PackageCleanItem; 150import android.content.pm.PackageInfo; 151import android.content.pm.PackageInfoLite; 152import android.content.pm.PackageInstaller; 153import android.content.pm.PackageManager; 154import android.content.pm.PackageManager.LegacyPackageDeleteObserver; 155import android.content.pm.PackageManagerInternal; 156import android.content.pm.PackageParser; 157import android.content.pm.PackageParser.ActivityIntentInfo; 158import android.content.pm.PackageParser.PackageLite; 159import android.content.pm.PackageParser.PackageParserException; 160import android.content.pm.PackageStats; 161import android.content.pm.PackageUserState; 162import android.content.pm.ParceledListSlice; 163import android.content.pm.PermissionGroupInfo; 164import android.content.pm.PermissionInfo; 165import android.content.pm.ProviderInfo; 166import android.content.pm.ResolveInfo; 167import android.content.pm.ServiceInfo; 168import android.content.pm.SharedLibraryInfo; 169import android.content.pm.Signature; 170import android.content.pm.UserInfo; 171import android.content.pm.VerifierDeviceIdentity; 172import android.content.pm.VerifierInfo; 173import android.content.pm.VersionedPackage; 174import android.content.res.Resources; 175import android.graphics.Bitmap; 176import android.hardware.display.DisplayManager; 177import android.net.Uri; 178import android.os.Binder; 179import android.os.Build; 180import android.os.Bundle; 181import android.os.Debug; 182import android.os.Environment; 183import android.os.Environment.UserEnvironment; 184import android.os.FileUtils; 185import android.os.Handler; 186import android.os.IBinder; 187import android.os.Looper; 188import android.os.Message; 189import android.os.Parcel; 190import android.os.ParcelFileDescriptor; 191import android.os.PatternMatcher; 192import android.os.Process; 193import android.os.RemoteCallbackList; 194import android.os.RemoteException; 195import android.os.ResultReceiver; 196import android.os.SELinux; 197import android.os.ServiceManager; 198import android.os.ShellCallback; 199import android.os.SystemClock; 200import android.os.SystemProperties; 201import android.os.Trace; 202import android.os.UserHandle; 203import android.os.UserManager; 204import android.os.UserManagerInternal; 205import android.os.storage.IStorageManager; 206import android.os.storage.StorageManagerInternal; 207import android.os.storage.StorageEventListener; 208import android.os.storage.StorageManager; 209import android.os.storage.VolumeInfo; 210import android.os.storage.VolumeRecord; 211import android.provider.Settings.Global; 212import android.provider.Settings.Secure; 213import android.security.KeyStore; 214import android.security.SystemKeyStore; 215import android.system.ErrnoException; 216import android.system.Os; 217import android.text.TextUtils; 218import android.text.format.DateUtils; 219import android.util.ArrayMap; 220import android.util.ArraySet; 221import android.util.Base64; 222import android.util.DisplayMetrics; 223import android.util.EventLog; 224import android.util.ExceptionUtils; 225import android.util.Log; 226import android.util.LogPrinter; 227import android.util.MathUtils; 228import android.util.PackageUtils; 229import android.util.Pair; 230import android.util.PrintStreamPrinter; 231import android.util.Slog; 232import android.util.SparseArray; 233import android.util.SparseBooleanArray; 234import android.util.SparseIntArray; 235import android.util.Xml; 236import android.util.jar.StrictJarFile; 237import android.view.Display; 238 239import com.android.internal.R; 240import com.android.internal.annotations.GuardedBy; 241import com.android.internal.app.IMediaContainerService; 242import com.android.internal.app.ResolverActivity; 243import com.android.internal.content.NativeLibraryHelper; 244import com.android.internal.content.PackageHelper; 245import com.android.internal.logging.MetricsLogger; 246import com.android.internal.logging.nano.MetricsProto.MetricsEvent; 247import com.android.internal.os.IParcelFileDescriptorFactory; 248import com.android.internal.os.RoSystemProperties; 249import com.android.internal.os.SomeArgs; 250import com.android.internal.os.Zygote; 251import com.android.internal.telephony.CarrierAppUtils; 252import com.android.internal.util.ArrayUtils; 253import com.android.internal.util.FastPrintWriter; 254import com.android.internal.util.FastXmlSerializer; 255import com.android.internal.util.IndentingPrintWriter; 256import com.android.internal.util.Preconditions; 257import com.android.internal.util.XmlUtils; 258import com.android.server.AttributeCache; 259import com.android.server.BackgroundDexOptJobService; 260import com.android.server.EventLogTags; 261import com.android.server.FgThread; 262import com.android.server.IntentResolver; 263import com.android.server.LocalServices; 264import com.android.server.ServiceThread; 265import com.android.server.SystemConfig; 266import com.android.server.Watchdog; 267import com.android.server.net.NetworkPolicyManagerInternal; 268import com.android.server.pm.Installer.InstallerException; 269import com.android.server.pm.PermissionsState.PermissionState; 270import com.android.server.pm.Settings.DatabaseVersion; 271import com.android.server.pm.Settings.VersionInfo; 272import com.android.server.pm.dex.DexManager; 273import com.android.server.storage.DeviceStorageMonitorInternal; 274 275import dalvik.system.CloseGuard; 276import dalvik.system.DexFile; 277import dalvik.system.VMRuntime; 278 279import libcore.io.IoUtils; 280import libcore.util.EmptyArray; 281 282import org.xmlpull.v1.XmlPullParser; 283import org.xmlpull.v1.XmlPullParserException; 284import org.xmlpull.v1.XmlSerializer; 285 286import java.io.BufferedOutputStream; 287import java.io.BufferedReader; 288import java.io.ByteArrayInputStream; 289import java.io.ByteArrayOutputStream; 290import java.io.File; 291import java.io.FileDescriptor; 292import java.io.FileInputStream; 293import java.io.FileNotFoundException; 294import java.io.FileOutputStream; 295import java.io.FileReader; 296import java.io.FilenameFilter; 297import java.io.IOException; 298import java.io.PrintWriter; 299import java.nio.charset.StandardCharsets; 300import java.security.DigestInputStream; 301import java.security.MessageDigest; 302import java.security.NoSuchAlgorithmException; 303import java.security.PublicKey; 304import java.security.SecureRandom; 305import java.security.cert.Certificate; 306import java.security.cert.CertificateEncodingException; 307import java.security.cert.CertificateException; 308import java.text.SimpleDateFormat; 309import java.util.ArrayList; 310import java.util.Arrays; 311import java.util.Collection; 312import java.util.Collections; 313import java.util.Comparator; 314import java.util.Date; 315import java.util.HashSet; 316import java.util.HashMap; 317import java.util.Iterator; 318import java.util.List; 319import java.util.Map; 320import java.util.Objects; 321import java.util.Set; 322import java.util.concurrent.CountDownLatch; 323import java.util.concurrent.TimeUnit; 324import java.util.concurrent.atomic.AtomicBoolean; 325import java.util.concurrent.atomic.AtomicInteger; 326 327/** 328 * Keep track of all those APKs everywhere. 329 * <p> 330 * Internally there are two important locks: 331 * <ul> 332 * <li>{@link #mPackages} is used to guard all in-memory parsed package details 333 * and other related state. It is a fine-grained lock that should only be held 334 * momentarily, as it's one of the most contended locks in the system. 335 * <li>{@link #mInstallLock} is used to guard all {@code installd} access, whose 336 * operations typically involve heavy lifting of application data on disk. Since 337 * {@code installd} is single-threaded, and it's operations can often be slow, 338 * this lock should never be acquired while already holding {@link #mPackages}. 339 * Conversely, it's safe to acquire {@link #mPackages} momentarily while already 340 * holding {@link #mInstallLock}. 341 * </ul> 342 * Many internal methods rely on the caller to hold the appropriate locks, and 343 * this contract is expressed through method name suffixes: 344 * <ul> 345 * <li>fooLI(): the caller must hold {@link #mInstallLock} 346 * <li>fooLIF(): the caller must hold {@link #mInstallLock} and the package 347 * being modified must be frozen 348 * <li>fooLPr(): the caller must hold {@link #mPackages} for reading 349 * <li>fooLPw(): the caller must hold {@link #mPackages} for writing 350 * </ul> 351 * <p> 352 * Because this class is very central to the platform's security; please run all 353 * CTS and unit tests whenever making modifications: 354 * 355 * <pre> 356 * $ runtest -c android.content.pm.PackageManagerTests frameworks-core 357 * $ cts-tradefed run commandAndExit cts -m CtsAppSecurityHostTestCases 358 * </pre> 359 */ 360public class PackageManagerService extends IPackageManager.Stub { 361 static final String TAG = "PackageManager"; 362 static final boolean DEBUG_SETTINGS = false; 363 static final boolean DEBUG_PREFERRED = false; 364 static final boolean DEBUG_UPGRADE = false; 365 static final boolean DEBUG_DOMAIN_VERIFICATION = false; 366 private static final boolean DEBUG_BACKUP = false; 367 private static final boolean DEBUG_INSTALL = false; 368 private static final boolean DEBUG_REMOVE = false; 369 private static final boolean DEBUG_BROADCASTS = false; 370 private static final boolean DEBUG_SHOW_INFO = false; 371 private static final boolean DEBUG_PACKAGE_INFO = false; 372 private static final boolean DEBUG_INTENT_MATCHING = false; 373 private static final boolean DEBUG_PACKAGE_SCANNING = false; 374 private static final boolean DEBUG_VERIFY = false; 375 private static final boolean DEBUG_FILTERS = false; 376 377 // Debug output for dexopting. This is shared between PackageManagerService, OtaDexoptService 378 // and PackageDexOptimizer. All these classes have their own flag to allow switching a single 379 // user, but by default initialize to this. 380 public static final boolean DEBUG_DEXOPT = false; 381 382 private static final boolean DEBUG_ABI_SELECTION = false; 383 private static final boolean DEBUG_EPHEMERAL = Build.IS_DEBUGGABLE; 384 private static final boolean DEBUG_TRIAGED_MISSING = false; 385 private static final boolean DEBUG_APP_DATA = false; 386 387 /** REMOVE. According to Svet, this was only used to reset permissions during development. */ 388 static final boolean CLEAR_RUNTIME_PERMISSIONS_ON_UPGRADE = false; 389 390 private static final boolean DISABLE_EPHEMERAL_APPS = false; 391 private static final boolean HIDE_EPHEMERAL_APIS = false; 392 393 private static final boolean ENABLE_QUOTA = 394 SystemProperties.getBoolean("persist.fw.quota", false); 395 396 private static final int RADIO_UID = Process.PHONE_UID; 397 private static final int LOG_UID = Process.LOG_UID; 398 private static final int NFC_UID = Process.NFC_UID; 399 private static final int BLUETOOTH_UID = Process.BLUETOOTH_UID; 400 private static final int SHELL_UID = Process.SHELL_UID; 401 402 // Cap the size of permission trees that 3rd party apps can define 403 private static final int MAX_PERMISSION_TREE_FOOTPRINT = 32768; // characters of text 404 405 // Suffix used during package installation when copying/moving 406 // package apks to install directory. 407 private static final String INSTALL_PACKAGE_SUFFIX = "-"; 408 409 static final int SCAN_NO_DEX = 1<<1; 410 static final int SCAN_FORCE_DEX = 1<<2; 411 static final int SCAN_UPDATE_SIGNATURE = 1<<3; 412 static final int SCAN_NEW_INSTALL = 1<<4; 413 static final int SCAN_UPDATE_TIME = 1<<5; 414 static final int SCAN_BOOTING = 1<<6; 415 static final int SCAN_TRUSTED_OVERLAY = 1<<7; 416 static final int SCAN_DELETE_DATA_ON_FAILURES = 1<<8; 417 static final int SCAN_REPLACING = 1<<9; 418 static final int SCAN_REQUIRE_KNOWN = 1<<10; 419 static final int SCAN_MOVE = 1<<11; 420 static final int SCAN_INITIAL = 1<<12; 421 static final int SCAN_CHECK_ONLY = 1<<13; 422 static final int SCAN_DONT_KILL_APP = 1<<14; 423 static final int SCAN_IGNORE_FROZEN = 1<<15; 424 static final int REMOVE_CHATTY = 1<<16; 425 static final int SCAN_FIRST_BOOT_OR_UPGRADE = 1<<17; 426 427 private static final String STATIC_SHARED_LIB_DELIMITER = "_"; 428 429 private static final int[] EMPTY_INT_ARRAY = new int[0]; 430 431 /** 432 * Timeout (in milliseconds) after which the watchdog should declare that 433 * our handler thread is wedged. The usual default for such things is one 434 * minute but we sometimes do very lengthy I/O operations on this thread, 435 * such as installing multi-gigabyte applications, so ours needs to be longer. 436 */ 437 private static final long WATCHDOG_TIMEOUT = 1000*60*10; // ten minutes 438 439 /** 440 * Wall-clock timeout (in milliseconds) after which we *require* that an fstrim 441 * be run on this device. We use the value in the Settings.Global.MANDATORY_FSTRIM_INTERVAL 442 * settings entry if available, otherwise we use the hardcoded default. If it's been 443 * more than this long since the last fstrim, we force one during the boot sequence. 444 * 445 * This backstops other fstrim scheduling: if the device is alive at midnight+idle, 446 * one gets run at the next available charging+idle time. This final mandatory 447 * no-fstrim check kicks in only of the other scheduling criteria is never met. 448 */ 449 private static final long DEFAULT_MANDATORY_FSTRIM_INTERVAL = 3 * DateUtils.DAY_IN_MILLIS; 450 451 /** 452 * Whether verification is enabled by default. 453 */ 454 private static final boolean DEFAULT_VERIFY_ENABLE = true; 455 456 /** 457 * The default maximum time to wait for the verification agent to return in 458 * milliseconds. 459 */ 460 private static final long DEFAULT_VERIFICATION_TIMEOUT = 10 * 1000; 461 462 /** 463 * The default response for package verification timeout. 464 * 465 * This can be either PackageManager.VERIFICATION_ALLOW or 466 * PackageManager.VERIFICATION_REJECT. 467 */ 468 private static final int DEFAULT_VERIFICATION_RESPONSE = PackageManager.VERIFICATION_ALLOW; 469 470 static final String PLATFORM_PACKAGE_NAME = "android"; 471 472 static final String DEFAULT_CONTAINER_PACKAGE = "com.android.defcontainer"; 473 474 static final ComponentName DEFAULT_CONTAINER_COMPONENT = new ComponentName( 475 DEFAULT_CONTAINER_PACKAGE, 476 "com.android.defcontainer.DefaultContainerService"); 477 478 private static final String KILL_APP_REASON_GIDS_CHANGED = 479 "permission grant or revoke changed gids"; 480 481 private static final String KILL_APP_REASON_PERMISSIONS_REVOKED = 482 "permissions revoked"; 483 484 private static final String PACKAGE_MIME_TYPE = "application/vnd.android.package-archive"; 485 486 private static final String PACKAGE_SCHEME = "package"; 487 488 private static final String VENDOR_OVERLAY_DIR = "/vendor/overlay"; 489 /** 490 * If VENDOR_OVERLAY_THEME_PROPERTY is set, search for runtime resource overlay APKs also in 491 * VENDOR_OVERLAY_DIR/<value of VENDOR_OVERLAY_THEME_PROPERTY> in addition to 492 * VENDOR_OVERLAY_DIR. 493 */ 494 private static final String VENDOR_OVERLAY_THEME_PROPERTY = "ro.boot.vendor.overlay.theme"; 495 /** 496 * Same as VENDOR_OVERLAY_THEME_PROPERTY, except persistent. If set will override whatever 497 * is in VENDOR_OVERLAY_THEME_PROPERTY. 498 */ 499 private static final String VENDOR_OVERLAY_THEME_PERSIST_PROPERTY 500 = "persist.vendor.overlay.theme"; 501 502 /** Permission grant: not grant the permission. */ 503 private static final int GRANT_DENIED = 1; 504 505 /** Permission grant: grant the permission as an install permission. */ 506 private static final int GRANT_INSTALL = 2; 507 508 /** Permission grant: grant the permission as a runtime one. */ 509 private static final int GRANT_RUNTIME = 3; 510 511 /** Permission grant: grant as runtime a permission that was granted as an install time one. */ 512 private static final int GRANT_UPGRADE = 4; 513 514 /** Canonical intent used to identify what counts as a "web browser" app */ 515 private static final Intent sBrowserIntent; 516 static { 517 sBrowserIntent = new Intent(); 518 sBrowserIntent.setAction(Intent.ACTION_VIEW); 519 sBrowserIntent.addCategory(Intent.CATEGORY_BROWSABLE); 520 sBrowserIntent.setData(Uri.parse("http:")); 521 } 522 523 /** 524 * The set of all protected actions [i.e. those actions for which a high priority 525 * intent filter is disallowed]. 526 */ 527 private static final Set<String> PROTECTED_ACTIONS = new ArraySet<>(); 528 static { 529 PROTECTED_ACTIONS.add(Intent.ACTION_SEND); 530 PROTECTED_ACTIONS.add(Intent.ACTION_SENDTO); 531 PROTECTED_ACTIONS.add(Intent.ACTION_SEND_MULTIPLE); 532 PROTECTED_ACTIONS.add(Intent.ACTION_VIEW); 533 } 534 535 // Compilation reasons. 536 public static final int REASON_FIRST_BOOT = 0; 537 public static final int REASON_BOOT = 1; 538 public static final int REASON_INSTALL = 2; 539 public static final int REASON_BACKGROUND_DEXOPT = 3; 540 public static final int REASON_AB_OTA = 4; 541 public static final int REASON_NON_SYSTEM_LIBRARY = 5; 542 public static final int REASON_SHARED_APK = 6; 543 public static final int REASON_FORCED_DEXOPT = 7; 544 public static final int REASON_CORE_APP = 8; 545 546 public static final int REASON_LAST = REASON_CORE_APP; 547 548 /** Special library name that skips shared libraries check during compilation. */ 549 private static final String SKIP_SHARED_LIBRARY_CHECK = "&"; 550 551 /** All dangerous permission names in the same order as the events in MetricsEvent */ 552 private static final List<String> ALL_DANGEROUS_PERMISSIONS = Arrays.asList( 553 Manifest.permission.READ_CALENDAR, 554 Manifest.permission.WRITE_CALENDAR, 555 Manifest.permission.CAMERA, 556 Manifest.permission.READ_CONTACTS, 557 Manifest.permission.WRITE_CONTACTS, 558 Manifest.permission.GET_ACCOUNTS, 559 Manifest.permission.ACCESS_FINE_LOCATION, 560 Manifest.permission.ACCESS_COARSE_LOCATION, 561 Manifest.permission.RECORD_AUDIO, 562 Manifest.permission.READ_PHONE_STATE, 563 Manifest.permission.CALL_PHONE, 564 Manifest.permission.READ_CALL_LOG, 565 Manifest.permission.WRITE_CALL_LOG, 566 Manifest.permission.ADD_VOICEMAIL, 567 Manifest.permission.USE_SIP, 568 Manifest.permission.PROCESS_OUTGOING_CALLS, 569 Manifest.permission.READ_CELL_BROADCASTS, 570 Manifest.permission.BODY_SENSORS, 571 Manifest.permission.SEND_SMS, 572 Manifest.permission.RECEIVE_SMS, 573 Manifest.permission.READ_SMS, 574 Manifest.permission.RECEIVE_WAP_PUSH, 575 Manifest.permission.RECEIVE_MMS, 576 Manifest.permission.READ_EXTERNAL_STORAGE, 577 Manifest.permission.WRITE_EXTERNAL_STORAGE, 578 Manifest.permission.READ_PHONE_NUMBER); 579 580 581 /** 582 * Version number for the package parser cache. Increment this whenever the format or 583 * extent of cached data changes. See {@code PackageParser#setCacheDir}. 584 */ 585 private static final String PACKAGE_PARSER_CACHE_VERSION = "1"; 586 587 /** 588 * Whether the package parser cache is enabled. 589 */ 590 private static final boolean DEFAULT_PACKAGE_PARSER_CACHE_ENABLED = true; 591 592 final ServiceThread mHandlerThread; 593 594 final PackageHandler mHandler; 595 596 private final ProcessLoggingHandler mProcessLoggingHandler; 597 598 /** 599 * Messages for {@link #mHandler} that need to wait for system ready before 600 * being dispatched. 601 */ 602 private ArrayList<Message> mPostSystemReadyMessages; 603 604 final int mSdkVersion = Build.VERSION.SDK_INT; 605 606 final Context mContext; 607 final boolean mFactoryTest; 608 final boolean mOnlyCore; 609 final DisplayMetrics mMetrics; 610 final int mDefParseFlags; 611 final String[] mSeparateProcesses; 612 final boolean mIsUpgrade; 613 final boolean mIsPreNUpgrade; 614 final boolean mIsPreNMR1Upgrade; 615 616 @GuardedBy("mPackages") 617 private boolean mDexOptDialogShown; 618 619 /** The location for ASEC container files on internal storage. */ 620 final String mAsecInternalPath; 621 622 // Used for privilege escalation. MUST NOT BE CALLED WITH mPackages 623 // LOCK HELD. Can be called with mInstallLock held. 624 @GuardedBy("mInstallLock") 625 final Installer mInstaller; 626 627 /** Directory where installed third-party apps stored */ 628 final File mAppInstallDir; 629 final File mEphemeralInstallDir; 630 631 /** 632 * Directory to which applications installed internally have their 633 * 32 bit native libraries copied. 634 */ 635 private File mAppLib32InstallDir; 636 637 // Directory containing the private parts (e.g. code and non-resource assets) of forward-locked 638 // apps. 639 final File mDrmAppPrivateInstallDir; 640 641 // ---------------------------------------------------------------- 642 643 // Lock for state used when installing and doing other long running 644 // operations. Methods that must be called with this lock held have 645 // the suffix "LI". 646 final Object mInstallLock = new Object(); 647 648 // ---------------------------------------------------------------- 649 650 // Keys are String (package name), values are Package. This also serves 651 // as the lock for the global state. Methods that must be called with 652 // this lock held have the prefix "LP". 653 @GuardedBy("mPackages") 654 final ArrayMap<String, PackageParser.Package> mPackages = 655 new ArrayMap<String, PackageParser.Package>(); 656 657 final ArrayMap<String, Set<String>> mKnownCodebase = 658 new ArrayMap<String, Set<String>>(); 659 660 // Tracks available target package names -> overlay package paths. 661 final ArrayMap<String, ArrayMap<String, PackageParser.Package>> mOverlays = 662 new ArrayMap<String, ArrayMap<String, PackageParser.Package>>(); 663 664 /** 665 * Tracks new system packages [received in an OTA] that we expect to 666 * find updated user-installed versions. Keys are package name, values 667 * are package location. 668 */ 669 final private ArrayMap<String, File> mExpectingBetter = new ArrayMap<>(); 670 /** 671 * Tracks high priority intent filters for protected actions. During boot, certain 672 * filter actions are protected and should never be allowed to have a high priority 673 * intent filter for them. However, there is one, and only one exception -- the 674 * setup wizard. It must be able to define a high priority intent filter for these 675 * actions to ensure there are no escapes from the wizard. We need to delay processing 676 * of these during boot as we need to look at all of the system packages in order 677 * to know which component is the setup wizard. 678 */ 679 private final List<PackageParser.ActivityIntentInfo> mProtectedFilters = new ArrayList<>(); 680 /** 681 * Whether or not processing protected filters should be deferred. 682 */ 683 private boolean mDeferProtectedFilters = true; 684 685 /** 686 * Tracks existing system packages prior to receiving an OTA. Keys are package name. 687 */ 688 final private ArraySet<String> mExistingSystemPackages = new ArraySet<>(); 689 /** 690 * Whether or not system app permissions should be promoted from install to runtime. 691 */ 692 boolean mPromoteSystemApps; 693 694 @GuardedBy("mPackages") 695 final Settings mSettings; 696 697 /** 698 * Set of package names that are currently "frozen", which means active 699 * surgery is being done on the code/data for that package. The platform 700 * will refuse to launch frozen packages to avoid race conditions. 701 * 702 * @see PackageFreezer 703 */ 704 @GuardedBy("mPackages") 705 final ArraySet<String> mFrozenPackages = new ArraySet<>(); 706 707 final ProtectedPackages mProtectedPackages; 708 709 boolean mFirstBoot; 710 711 PackageManagerInternal.ExternalSourcesPolicy mExternalSourcesPolicy; 712 713 // System configuration read by SystemConfig. 714 final int[] mGlobalGids; 715 final SparseArray<ArraySet<String>> mSystemPermissions; 716 @GuardedBy("mAvailableFeatures") 717 final ArrayMap<String, FeatureInfo> mAvailableFeatures; 718 719 // If mac_permissions.xml was found for seinfo labeling. 720 boolean mFoundPolicyFile; 721 722 private final InstantAppRegistry mInstantAppRegistry; 723 724 @GuardedBy("mPackages") 725 int mChangedPackagesSequenceNumber; 726 /** 727 * List of changed [installed, removed or updated] packages. 728 * mapping from user id -> sequence number -> package name 729 */ 730 @GuardedBy("mPackages") 731 final SparseArray<SparseArray<String>> mChangedPackages = new SparseArray<>(); 732 /** 733 * The sequence number of the last change to a package. 734 * mapping from user id -> package name -> sequence number 735 */ 736 @GuardedBy("mPackages") 737 final SparseArray<Map<String, Integer>> mChangedPackagesSequenceNumbers = new SparseArray<>(); 738 739 public static final class SharedLibraryEntry { 740 public final String path; 741 public final String apk; 742 public final SharedLibraryInfo info; 743 744 SharedLibraryEntry(String _path, String _apk, String name, int version, int type, 745 String declaringPackageName, int declaringPackageVersionCode) { 746 path = _path; 747 apk = _apk; 748 info = new SharedLibraryInfo(name, version, type, new VersionedPackage( 749 declaringPackageName, declaringPackageVersionCode), null); 750 } 751 } 752 753 // Currently known shared libraries. 754 final ArrayMap<String, SparseArray<SharedLibraryEntry>> mSharedLibraries = new ArrayMap<>(); 755 final ArrayMap<String, SparseArray<SharedLibraryEntry>> mStaticLibsByDeclaringPackage = 756 new ArrayMap<>(); 757 758 // All available activities, for your resolving pleasure. 759 final ActivityIntentResolver mActivities = 760 new ActivityIntentResolver(); 761 762 // All available receivers, for your resolving pleasure. 763 final ActivityIntentResolver mReceivers = 764 new ActivityIntentResolver(); 765 766 // All available services, for your resolving pleasure. 767 final ServiceIntentResolver mServices = new ServiceIntentResolver(); 768 769 // All available providers, for your resolving pleasure. 770 final ProviderIntentResolver mProviders = new ProviderIntentResolver(); 771 772 // Mapping from provider base names (first directory in content URI codePath) 773 // to the provider information. 774 final ArrayMap<String, PackageParser.Provider> mProvidersByAuthority = 775 new ArrayMap<String, PackageParser.Provider>(); 776 777 // Mapping from instrumentation class names to info about them. 778 final ArrayMap<ComponentName, PackageParser.Instrumentation> mInstrumentation = 779 new ArrayMap<ComponentName, PackageParser.Instrumentation>(); 780 781 // Mapping from permission names to info about them. 782 final ArrayMap<String, PackageParser.PermissionGroup> mPermissionGroups = 783 new ArrayMap<String, PackageParser.PermissionGroup>(); 784 785 // Packages whose data we have transfered into another package, thus 786 // should no longer exist. 787 final ArraySet<String> mTransferedPackages = new ArraySet<String>(); 788 789 // Broadcast actions that are only available to the system. 790 final ArraySet<String> mProtectedBroadcasts = new ArraySet<String>(); 791 792 /** List of packages waiting for verification. */ 793 final SparseArray<PackageVerificationState> mPendingVerification 794 = new SparseArray<PackageVerificationState>(); 795 796 /** Set of packages associated with each app op permission. */ 797 final ArrayMap<String, ArraySet<String>> mAppOpPermissionPackages = new ArrayMap<>(); 798 799 final PackageInstallerService mInstallerService; 800 801 private final PackageDexOptimizer mPackageDexOptimizer; 802 // DexManager handles the usage of dex files (e.g. secondary files, whether or not a package 803 // is used by other apps). 804 private final DexManager mDexManager; 805 806 private AtomicInteger mNextMoveId = new AtomicInteger(); 807 private final MoveCallbacks mMoveCallbacks; 808 809 private final OnPermissionChangeListeners mOnPermissionChangeListeners; 810 811 // Cache of users who need badging. 812 SparseBooleanArray mUserNeedsBadging = new SparseBooleanArray(); 813 814 /** Token for keys in mPendingVerification. */ 815 private int mPendingVerificationToken = 0; 816 817 volatile boolean mSystemReady; 818 volatile boolean mSafeMode; 819 volatile boolean mHasSystemUidErrors; 820 821 ApplicationInfo mAndroidApplication; 822 final ActivityInfo mResolveActivity = new ActivityInfo(); 823 final ResolveInfo mResolveInfo = new ResolveInfo(); 824 ComponentName mResolveComponentName; 825 PackageParser.Package mPlatformPackage; 826 ComponentName mCustomResolverComponentName; 827 828 boolean mResolverReplaced = false; 829 830 private final @Nullable ComponentName mIntentFilterVerifierComponent; 831 private final @Nullable IntentFilterVerifier<ActivityIntentInfo> mIntentFilterVerifier; 832 833 private int mIntentFilterVerificationToken = 0; 834 835 /** The service connection to the ephemeral resolver */ 836 final EphemeralResolverConnection mEphemeralResolverConnection; 837 838 /** Component used to install ephemeral applications */ 839 ComponentName mEphemeralInstallerComponent; 840 final ActivityInfo mEphemeralInstallerActivity = new ActivityInfo(); 841 final ResolveInfo mEphemeralInstallerInfo = new ResolveInfo(); 842 843 final SparseArray<IntentFilterVerificationState> mIntentFilterVerificationStates 844 = new SparseArray<IntentFilterVerificationState>(); 845 846 final DefaultPermissionGrantPolicy mDefaultPermissionPolicy; 847 848 // List of packages names to keep cached, even if they are uninstalled for all users 849 private List<String> mKeepUninstalledPackages; 850 851 private UserManagerInternal mUserManagerInternal; 852 853 private File mCacheDir; 854 855 private ArraySet<String> mPrivappPermissionsViolations; 856 857 private static class IFVerificationParams { 858 PackageParser.Package pkg; 859 boolean replacing; 860 int userId; 861 int verifierUid; 862 863 public IFVerificationParams(PackageParser.Package _pkg, boolean _replacing, 864 int _userId, int _verifierUid) { 865 pkg = _pkg; 866 replacing = _replacing; 867 userId = _userId; 868 replacing = _replacing; 869 verifierUid = _verifierUid; 870 } 871 } 872 873 private interface IntentFilterVerifier<T extends IntentFilter> { 874 boolean addOneIntentFilterVerification(int verifierId, int userId, int verificationId, 875 T filter, String packageName); 876 void startVerifications(int userId); 877 void receiveVerificationResponse(int verificationId); 878 } 879 880 private class IntentVerifierProxy implements IntentFilterVerifier<ActivityIntentInfo> { 881 private Context mContext; 882 private ComponentName mIntentFilterVerifierComponent; 883 private ArrayList<Integer> mCurrentIntentFilterVerifications = new ArrayList<Integer>(); 884 885 public IntentVerifierProxy(Context context, ComponentName verifierComponent) { 886 mContext = context; 887 mIntentFilterVerifierComponent = verifierComponent; 888 } 889 890 private String getDefaultScheme() { 891 return IntentFilter.SCHEME_HTTPS; 892 } 893 894 @Override 895 public void startVerifications(int userId) { 896 // Launch verifications requests 897 int count = mCurrentIntentFilterVerifications.size(); 898 for (int n=0; n<count; n++) { 899 int verificationId = mCurrentIntentFilterVerifications.get(n); 900 final IntentFilterVerificationState ivs = 901 mIntentFilterVerificationStates.get(verificationId); 902 903 String packageName = ivs.getPackageName(); 904 905 ArrayList<PackageParser.ActivityIntentInfo> filters = ivs.getFilters(); 906 final int filterCount = filters.size(); 907 ArraySet<String> domainsSet = new ArraySet<>(); 908 for (int m=0; m<filterCount; m++) { 909 PackageParser.ActivityIntentInfo filter = filters.get(m); 910 domainsSet.addAll(filter.getHostsList()); 911 } 912 synchronized (mPackages) { 913 if (mSettings.createIntentFilterVerificationIfNeededLPw( 914 packageName, domainsSet) != null) { 915 scheduleWriteSettingsLocked(); 916 } 917 } 918 sendVerificationRequest(userId, verificationId, ivs); 919 } 920 mCurrentIntentFilterVerifications.clear(); 921 } 922 923 private void sendVerificationRequest(int userId, int verificationId, 924 IntentFilterVerificationState ivs) { 925 926 Intent verificationIntent = new Intent(Intent.ACTION_INTENT_FILTER_NEEDS_VERIFICATION); 927 verificationIntent.putExtra( 928 PackageManager.EXTRA_INTENT_FILTER_VERIFICATION_ID, 929 verificationId); 930 verificationIntent.putExtra( 931 PackageManager.EXTRA_INTENT_FILTER_VERIFICATION_URI_SCHEME, 932 getDefaultScheme()); 933 verificationIntent.putExtra( 934 PackageManager.EXTRA_INTENT_FILTER_VERIFICATION_HOSTS, 935 ivs.getHostsString()); 936 verificationIntent.putExtra( 937 PackageManager.EXTRA_INTENT_FILTER_VERIFICATION_PACKAGE_NAME, 938 ivs.getPackageName()); 939 verificationIntent.setComponent(mIntentFilterVerifierComponent); 940 verificationIntent.addFlags(Intent.FLAG_RECEIVER_FOREGROUND); 941 942 UserHandle user = new UserHandle(userId); 943 mContext.sendBroadcastAsUser(verificationIntent, user); 944 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 945 "Sending IntentFilter verification broadcast"); 946 } 947 948 public void receiveVerificationResponse(int verificationId) { 949 IntentFilterVerificationState ivs = mIntentFilterVerificationStates.get(verificationId); 950 951 final boolean verified = ivs.isVerified(); 952 953 ArrayList<PackageParser.ActivityIntentInfo> filters = ivs.getFilters(); 954 final int count = filters.size(); 955 if (DEBUG_DOMAIN_VERIFICATION) { 956 Slog.i(TAG, "Received verification response " + verificationId 957 + " for " + count + " filters, verified=" + verified); 958 } 959 for (int n=0; n<count; n++) { 960 PackageParser.ActivityIntentInfo filter = filters.get(n); 961 filter.setVerified(verified); 962 963 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, "IntentFilter " + filter.toString() 964 + " verified with result:" + verified + " and hosts:" 965 + ivs.getHostsString()); 966 } 967 968 mIntentFilterVerificationStates.remove(verificationId); 969 970 final String packageName = ivs.getPackageName(); 971 IntentFilterVerificationInfo ivi = null; 972 973 synchronized (mPackages) { 974 ivi = mSettings.getIntentFilterVerificationLPr(packageName); 975 } 976 if (ivi == null) { 977 Slog.w(TAG, "IntentFilterVerificationInfo not found for verificationId:" 978 + verificationId + " packageName:" + packageName); 979 return; 980 } 981 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 982 "Updating IntentFilterVerificationInfo for package " + packageName 983 +" verificationId:" + verificationId); 984 985 synchronized (mPackages) { 986 if (verified) { 987 ivi.setStatus(INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS); 988 } else { 989 ivi.setStatus(INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK); 990 } 991 scheduleWriteSettingsLocked(); 992 993 final int userId = ivs.getUserId(); 994 if (userId != UserHandle.USER_ALL) { 995 final int userStatus = 996 mSettings.getIntentFilterVerificationStatusLPr(packageName, userId); 997 998 int updatedStatus = INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED; 999 boolean needUpdate = false; 1000 1001 // We cannot override the STATUS_ALWAYS / STATUS_NEVER states if they have 1002 // already been set by the User thru the Disambiguation dialog 1003 switch (userStatus) { 1004 case INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED: 1005 if (verified) { 1006 updatedStatus = INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS; 1007 } else { 1008 updatedStatus = INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK; 1009 } 1010 needUpdate = true; 1011 break; 1012 1013 case INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK: 1014 if (verified) { 1015 updatedStatus = INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS; 1016 needUpdate = true; 1017 } 1018 break; 1019 1020 default: 1021 // Nothing to do 1022 } 1023 1024 if (needUpdate) { 1025 mSettings.updateIntentFilterVerificationStatusLPw( 1026 packageName, updatedStatus, userId); 1027 scheduleWritePackageRestrictionsLocked(userId); 1028 } 1029 } 1030 } 1031 } 1032 1033 @Override 1034 public boolean addOneIntentFilterVerification(int verifierUid, int userId, int verificationId, 1035 ActivityIntentInfo filter, String packageName) { 1036 if (!hasValidDomains(filter)) { 1037 return false; 1038 } 1039 IntentFilterVerificationState ivs = mIntentFilterVerificationStates.get(verificationId); 1040 if (ivs == null) { 1041 ivs = createDomainVerificationState(verifierUid, userId, verificationId, 1042 packageName); 1043 } 1044 if (DEBUG_DOMAIN_VERIFICATION) { 1045 Slog.d(TAG, "Adding verification filter for " + packageName + ": " + filter); 1046 } 1047 ivs.addFilter(filter); 1048 return true; 1049 } 1050 1051 private IntentFilterVerificationState createDomainVerificationState(int verifierUid, 1052 int userId, int verificationId, String packageName) { 1053 IntentFilterVerificationState ivs = new IntentFilterVerificationState( 1054 verifierUid, userId, packageName); 1055 ivs.setPendingState(); 1056 synchronized (mPackages) { 1057 mIntentFilterVerificationStates.append(verificationId, ivs); 1058 mCurrentIntentFilterVerifications.add(verificationId); 1059 } 1060 return ivs; 1061 } 1062 } 1063 1064 private static boolean hasValidDomains(ActivityIntentInfo filter) { 1065 return filter.hasCategory(Intent.CATEGORY_BROWSABLE) 1066 && (filter.hasDataScheme(IntentFilter.SCHEME_HTTP) || 1067 filter.hasDataScheme(IntentFilter.SCHEME_HTTPS)); 1068 } 1069 1070 // Set of pending broadcasts for aggregating enable/disable of components. 1071 static class PendingPackageBroadcasts { 1072 // for each user id, a map of <package name -> components within that package> 1073 final SparseArray<ArrayMap<String, ArrayList<String>>> mUidMap; 1074 1075 public PendingPackageBroadcasts() { 1076 mUidMap = new SparseArray<ArrayMap<String, ArrayList<String>>>(2); 1077 } 1078 1079 public ArrayList<String> get(int userId, String packageName) { 1080 ArrayMap<String, ArrayList<String>> packages = getOrAllocate(userId); 1081 return packages.get(packageName); 1082 } 1083 1084 public void put(int userId, String packageName, ArrayList<String> components) { 1085 ArrayMap<String, ArrayList<String>> packages = getOrAllocate(userId); 1086 packages.put(packageName, components); 1087 } 1088 1089 public void remove(int userId, String packageName) { 1090 ArrayMap<String, ArrayList<String>> packages = mUidMap.get(userId); 1091 if (packages != null) { 1092 packages.remove(packageName); 1093 } 1094 } 1095 1096 public void remove(int userId) { 1097 mUidMap.remove(userId); 1098 } 1099 1100 public int userIdCount() { 1101 return mUidMap.size(); 1102 } 1103 1104 public int userIdAt(int n) { 1105 return mUidMap.keyAt(n); 1106 } 1107 1108 public ArrayMap<String, ArrayList<String>> packagesForUserId(int userId) { 1109 return mUidMap.get(userId); 1110 } 1111 1112 public int size() { 1113 // total number of pending broadcast entries across all userIds 1114 int num = 0; 1115 for (int i = 0; i< mUidMap.size(); i++) { 1116 num += mUidMap.valueAt(i).size(); 1117 } 1118 return num; 1119 } 1120 1121 public void clear() { 1122 mUidMap.clear(); 1123 } 1124 1125 private ArrayMap<String, ArrayList<String>> getOrAllocate(int userId) { 1126 ArrayMap<String, ArrayList<String>> map = mUidMap.get(userId); 1127 if (map == null) { 1128 map = new ArrayMap<String, ArrayList<String>>(); 1129 mUidMap.put(userId, map); 1130 } 1131 return map; 1132 } 1133 } 1134 final PendingPackageBroadcasts mPendingBroadcasts = new PendingPackageBroadcasts(); 1135 1136 // Service Connection to remote media container service to copy 1137 // package uri's from external media onto secure containers 1138 // or internal storage. 1139 private IMediaContainerService mContainerService = null; 1140 1141 static final int SEND_PENDING_BROADCAST = 1; 1142 static final int MCS_BOUND = 3; 1143 static final int END_COPY = 4; 1144 static final int INIT_COPY = 5; 1145 static final int MCS_UNBIND = 6; 1146 static final int START_CLEANING_PACKAGE = 7; 1147 static final int FIND_INSTALL_LOC = 8; 1148 static final int POST_INSTALL = 9; 1149 static final int MCS_RECONNECT = 10; 1150 static final int MCS_GIVE_UP = 11; 1151 static final int UPDATED_MEDIA_STATUS = 12; 1152 static final int WRITE_SETTINGS = 13; 1153 static final int WRITE_PACKAGE_RESTRICTIONS = 14; 1154 static final int PACKAGE_VERIFIED = 15; 1155 static final int CHECK_PENDING_VERIFICATION = 16; 1156 static final int START_INTENT_FILTER_VERIFICATIONS = 17; 1157 static final int INTENT_FILTER_VERIFIED = 18; 1158 static final int WRITE_PACKAGE_LIST = 19; 1159 static final int EPHEMERAL_RESOLUTION_PHASE_TWO = 20; 1160 1161 static final int WRITE_SETTINGS_DELAY = 10*1000; // 10 seconds 1162 1163 // Delay time in millisecs 1164 static final int BROADCAST_DELAY = 10 * 1000; 1165 1166 static UserManagerService sUserManager; 1167 1168 // Stores a list of users whose package restrictions file needs to be updated 1169 private ArraySet<Integer> mDirtyUsers = new ArraySet<Integer>(); 1170 1171 final private DefaultContainerConnection mDefContainerConn = 1172 new DefaultContainerConnection(); 1173 class DefaultContainerConnection implements ServiceConnection { 1174 public void onServiceConnected(ComponentName name, IBinder service) { 1175 if (DEBUG_SD_INSTALL) Log.i(TAG, "onServiceConnected"); 1176 final IMediaContainerService imcs = IMediaContainerService.Stub 1177 .asInterface(Binder.allowBlocking(service)); 1178 mHandler.sendMessage(mHandler.obtainMessage(MCS_BOUND, imcs)); 1179 } 1180 1181 public void onServiceDisconnected(ComponentName name) { 1182 if (DEBUG_SD_INSTALL) Log.i(TAG, "onServiceDisconnected"); 1183 } 1184 } 1185 1186 // Recordkeeping of restore-after-install operations that are currently in flight 1187 // between the Package Manager and the Backup Manager 1188 static class PostInstallData { 1189 public InstallArgs args; 1190 public PackageInstalledInfo res; 1191 1192 PostInstallData(InstallArgs _a, PackageInstalledInfo _r) { 1193 args = _a; 1194 res = _r; 1195 } 1196 } 1197 1198 final SparseArray<PostInstallData> mRunningInstalls = new SparseArray<PostInstallData>(); 1199 int mNextInstallToken = 1; // nonzero; will be wrapped back to 1 when ++ overflows 1200 1201 // XML tags for backup/restore of various bits of state 1202 private static final String TAG_PREFERRED_BACKUP = "pa"; 1203 private static final String TAG_DEFAULT_APPS = "da"; 1204 private static final String TAG_INTENT_FILTER_VERIFICATION = "iv"; 1205 1206 private static final String TAG_PERMISSION_BACKUP = "perm-grant-backup"; 1207 private static final String TAG_ALL_GRANTS = "rt-grants"; 1208 private static final String TAG_GRANT = "grant"; 1209 private static final String ATTR_PACKAGE_NAME = "pkg"; 1210 1211 private static final String TAG_PERMISSION = "perm"; 1212 private static final String ATTR_PERMISSION_NAME = "name"; 1213 private static final String ATTR_IS_GRANTED = "g"; 1214 private static final String ATTR_USER_SET = "set"; 1215 private static final String ATTR_USER_FIXED = "fixed"; 1216 private static final String ATTR_REVOKE_ON_UPGRADE = "rou"; 1217 1218 // System/policy permission grants are not backed up 1219 private static final int SYSTEM_RUNTIME_GRANT_MASK = 1220 FLAG_PERMISSION_POLICY_FIXED 1221 | FLAG_PERMISSION_SYSTEM_FIXED 1222 | FLAG_PERMISSION_GRANTED_BY_DEFAULT; 1223 1224 // And we back up these user-adjusted states 1225 private static final int USER_RUNTIME_GRANT_MASK = 1226 FLAG_PERMISSION_USER_SET 1227 | FLAG_PERMISSION_USER_FIXED 1228 | FLAG_PERMISSION_REVOKE_ON_UPGRADE; 1229 1230 final @Nullable String mRequiredVerifierPackage; 1231 final @NonNull String mRequiredInstallerPackage; 1232 final @NonNull String mRequiredUninstallerPackage; 1233 final @Nullable String mSetupWizardPackage; 1234 final @Nullable String mStorageManagerPackage; 1235 final @NonNull String mServicesSystemSharedLibraryPackageName; 1236 final @NonNull String mSharedSystemSharedLibraryPackageName; 1237 1238 final boolean mPermissionReviewRequired; 1239 1240 private final PackageUsage mPackageUsage = new PackageUsage(); 1241 private final CompilerStats mCompilerStats = new CompilerStats(); 1242 1243 class PackageHandler extends Handler { 1244 private boolean mBound = false; 1245 final ArrayList<HandlerParams> mPendingInstalls = 1246 new ArrayList<HandlerParams>(); 1247 1248 private boolean connectToService() { 1249 if (DEBUG_SD_INSTALL) Log.i(TAG, "Trying to bind to" + 1250 " DefaultContainerService"); 1251 Intent service = new Intent().setComponent(DEFAULT_CONTAINER_COMPONENT); 1252 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1253 if (mContext.bindServiceAsUser(service, mDefContainerConn, 1254 Context.BIND_AUTO_CREATE, UserHandle.SYSTEM)) { 1255 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1256 mBound = true; 1257 return true; 1258 } 1259 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1260 return false; 1261 } 1262 1263 private void disconnectService() { 1264 mContainerService = null; 1265 mBound = false; 1266 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1267 mContext.unbindService(mDefContainerConn); 1268 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1269 } 1270 1271 PackageHandler(Looper looper) { 1272 super(looper); 1273 } 1274 1275 public void handleMessage(Message msg) { 1276 try { 1277 doHandleMessage(msg); 1278 } finally { 1279 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1280 } 1281 } 1282 1283 void doHandleMessage(Message msg) { 1284 switch (msg.what) { 1285 case INIT_COPY: { 1286 HandlerParams params = (HandlerParams) msg.obj; 1287 int idx = mPendingInstalls.size(); 1288 if (DEBUG_INSTALL) Slog.i(TAG, "init_copy idx=" + idx + ": " + params); 1289 // If a bind was already initiated we dont really 1290 // need to do anything. The pending install 1291 // will be processed later on. 1292 if (!mBound) { 1293 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "bindingMCS", 1294 System.identityHashCode(mHandler)); 1295 // If this is the only one pending we might 1296 // have to bind to the service again. 1297 if (!connectToService()) { 1298 Slog.e(TAG, "Failed to bind to media container service"); 1299 params.serviceError(); 1300 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, "bindingMCS", 1301 System.identityHashCode(mHandler)); 1302 if (params.traceMethod != null) { 1303 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, params.traceMethod, 1304 params.traceCookie); 1305 } 1306 return; 1307 } else { 1308 // Once we bind to the service, the first 1309 // pending request will be processed. 1310 mPendingInstalls.add(idx, params); 1311 } 1312 } else { 1313 mPendingInstalls.add(idx, params); 1314 // Already bound to the service. Just make 1315 // sure we trigger off processing the first request. 1316 if (idx == 0) { 1317 mHandler.sendEmptyMessage(MCS_BOUND); 1318 } 1319 } 1320 break; 1321 } 1322 case MCS_BOUND: { 1323 if (DEBUG_INSTALL) Slog.i(TAG, "mcs_bound"); 1324 if (msg.obj != null) { 1325 mContainerService = (IMediaContainerService) msg.obj; 1326 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, "bindingMCS", 1327 System.identityHashCode(mHandler)); 1328 } 1329 if (mContainerService == null) { 1330 if (!mBound) { 1331 // Something seriously wrong since we are not bound and we are not 1332 // waiting for connection. Bail out. 1333 Slog.e(TAG, "Cannot bind to media container service"); 1334 for (HandlerParams params : mPendingInstalls) { 1335 // Indicate service bind error 1336 params.serviceError(); 1337 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, "queueInstall", 1338 System.identityHashCode(params)); 1339 if (params.traceMethod != null) { 1340 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, 1341 params.traceMethod, params.traceCookie); 1342 } 1343 return; 1344 } 1345 mPendingInstalls.clear(); 1346 } else { 1347 Slog.w(TAG, "Waiting to connect to media container service"); 1348 } 1349 } else if (mPendingInstalls.size() > 0) { 1350 HandlerParams params = mPendingInstalls.get(0); 1351 if (params != null) { 1352 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, "queueInstall", 1353 System.identityHashCode(params)); 1354 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "startCopy"); 1355 if (params.startCopy()) { 1356 // We are done... look for more work or to 1357 // go idle. 1358 if (DEBUG_SD_INSTALL) Log.i(TAG, 1359 "Checking for more work or unbind..."); 1360 // Delete pending install 1361 if (mPendingInstalls.size() > 0) { 1362 mPendingInstalls.remove(0); 1363 } 1364 if (mPendingInstalls.size() == 0) { 1365 if (mBound) { 1366 if (DEBUG_SD_INSTALL) Log.i(TAG, 1367 "Posting delayed MCS_UNBIND"); 1368 removeMessages(MCS_UNBIND); 1369 Message ubmsg = obtainMessage(MCS_UNBIND); 1370 // Unbind after a little delay, to avoid 1371 // continual thrashing. 1372 sendMessageDelayed(ubmsg, 10000); 1373 } 1374 } else { 1375 // There are more pending requests in queue. 1376 // Just post MCS_BOUND message to trigger processing 1377 // of next pending install. 1378 if (DEBUG_SD_INSTALL) Log.i(TAG, 1379 "Posting MCS_BOUND for next work"); 1380 mHandler.sendEmptyMessage(MCS_BOUND); 1381 } 1382 } 1383 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 1384 } 1385 } else { 1386 // Should never happen ideally. 1387 Slog.w(TAG, "Empty queue"); 1388 } 1389 break; 1390 } 1391 case MCS_RECONNECT: { 1392 if (DEBUG_INSTALL) Slog.i(TAG, "mcs_reconnect"); 1393 if (mPendingInstalls.size() > 0) { 1394 if (mBound) { 1395 disconnectService(); 1396 } 1397 if (!connectToService()) { 1398 Slog.e(TAG, "Failed to bind to media container service"); 1399 for (HandlerParams params : mPendingInstalls) { 1400 // Indicate service bind error 1401 params.serviceError(); 1402 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, "queueInstall", 1403 System.identityHashCode(params)); 1404 } 1405 mPendingInstalls.clear(); 1406 } 1407 } 1408 break; 1409 } 1410 case MCS_UNBIND: { 1411 // If there is no actual work left, then time to unbind. 1412 if (DEBUG_INSTALL) Slog.i(TAG, "mcs_unbind"); 1413 1414 if (mPendingInstalls.size() == 0 && mPendingVerification.size() == 0) { 1415 if (mBound) { 1416 if (DEBUG_INSTALL) Slog.i(TAG, "calling disconnectService()"); 1417 1418 disconnectService(); 1419 } 1420 } else if (mPendingInstalls.size() > 0) { 1421 // There are more pending requests in queue. 1422 // Just post MCS_BOUND message to trigger processing 1423 // of next pending install. 1424 mHandler.sendEmptyMessage(MCS_BOUND); 1425 } 1426 1427 break; 1428 } 1429 case MCS_GIVE_UP: { 1430 if (DEBUG_INSTALL) Slog.i(TAG, "mcs_giveup too many retries"); 1431 HandlerParams params = mPendingInstalls.remove(0); 1432 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, "queueInstall", 1433 System.identityHashCode(params)); 1434 break; 1435 } 1436 case SEND_PENDING_BROADCAST: { 1437 String packages[]; 1438 ArrayList<String> components[]; 1439 int size = 0; 1440 int uids[]; 1441 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1442 synchronized (mPackages) { 1443 if (mPendingBroadcasts == null) { 1444 return; 1445 } 1446 size = mPendingBroadcasts.size(); 1447 if (size <= 0) { 1448 // Nothing to be done. Just return 1449 return; 1450 } 1451 packages = new String[size]; 1452 components = new ArrayList[size]; 1453 uids = new int[size]; 1454 int i = 0; // filling out the above arrays 1455 1456 for (int n = 0; n < mPendingBroadcasts.userIdCount(); n++) { 1457 int packageUserId = mPendingBroadcasts.userIdAt(n); 1458 Iterator<Map.Entry<String, ArrayList<String>>> it 1459 = mPendingBroadcasts.packagesForUserId(packageUserId) 1460 .entrySet().iterator(); 1461 while (it.hasNext() && i < size) { 1462 Map.Entry<String, ArrayList<String>> ent = it.next(); 1463 packages[i] = ent.getKey(); 1464 components[i] = ent.getValue(); 1465 PackageSetting ps = mSettings.mPackages.get(ent.getKey()); 1466 uids[i] = (ps != null) 1467 ? UserHandle.getUid(packageUserId, ps.appId) 1468 : -1; 1469 i++; 1470 } 1471 } 1472 size = i; 1473 mPendingBroadcasts.clear(); 1474 } 1475 // Send broadcasts 1476 for (int i = 0; i < size; i++) { 1477 sendPackageChangedBroadcast(packages[i], true, components[i], uids[i]); 1478 } 1479 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1480 break; 1481 } 1482 case START_CLEANING_PACKAGE: { 1483 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1484 final String packageName = (String)msg.obj; 1485 final int userId = msg.arg1; 1486 final boolean andCode = msg.arg2 != 0; 1487 synchronized (mPackages) { 1488 if (userId == UserHandle.USER_ALL) { 1489 int[] users = sUserManager.getUserIds(); 1490 for (int user : users) { 1491 mSettings.addPackageToCleanLPw( 1492 new PackageCleanItem(user, packageName, andCode)); 1493 } 1494 } else { 1495 mSettings.addPackageToCleanLPw( 1496 new PackageCleanItem(userId, packageName, andCode)); 1497 } 1498 } 1499 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1500 startCleaningPackages(); 1501 } break; 1502 case POST_INSTALL: { 1503 if (DEBUG_INSTALL) Log.v(TAG, "Handling post-install for " + msg.arg1); 1504 1505 PostInstallData data = mRunningInstalls.get(msg.arg1); 1506 final boolean didRestore = (msg.arg2 != 0); 1507 mRunningInstalls.delete(msg.arg1); 1508 1509 if (data != null) { 1510 InstallArgs args = data.args; 1511 PackageInstalledInfo parentRes = data.res; 1512 1513 final boolean grantPermissions = (args.installFlags 1514 & PackageManager.INSTALL_GRANT_RUNTIME_PERMISSIONS) != 0; 1515 final boolean killApp = (args.installFlags 1516 & PackageManager.INSTALL_DONT_KILL_APP) == 0; 1517 final String[] grantedPermissions = args.installGrantPermissions; 1518 1519 // Handle the parent package 1520 handlePackagePostInstall(parentRes, grantPermissions, killApp, 1521 grantedPermissions, didRestore, args.installerPackageName, 1522 args.observer); 1523 1524 // Handle the child packages 1525 final int childCount = (parentRes.addedChildPackages != null) 1526 ? parentRes.addedChildPackages.size() : 0; 1527 for (int i = 0; i < childCount; i++) { 1528 PackageInstalledInfo childRes = parentRes.addedChildPackages.valueAt(i); 1529 handlePackagePostInstall(childRes, grantPermissions, killApp, 1530 grantedPermissions, false, args.installerPackageName, 1531 args.observer); 1532 } 1533 1534 // Log tracing if needed 1535 if (args.traceMethod != null) { 1536 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, args.traceMethod, 1537 args.traceCookie); 1538 } 1539 } else { 1540 Slog.e(TAG, "Bogus post-install token " + msg.arg1); 1541 } 1542 1543 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, "postInstall", msg.arg1); 1544 } break; 1545 case UPDATED_MEDIA_STATUS: { 1546 if (DEBUG_SD_INSTALL) Log.i(TAG, "Got message UPDATED_MEDIA_STATUS"); 1547 boolean reportStatus = msg.arg1 == 1; 1548 boolean doGc = msg.arg2 == 1; 1549 if (DEBUG_SD_INSTALL) Log.i(TAG, "reportStatus=" + reportStatus + ", doGc = " + doGc); 1550 if (doGc) { 1551 // Force a gc to clear up stale containers. 1552 Runtime.getRuntime().gc(); 1553 } 1554 if (msg.obj != null) { 1555 @SuppressWarnings("unchecked") 1556 Set<AsecInstallArgs> args = (Set<AsecInstallArgs>) msg.obj; 1557 if (DEBUG_SD_INSTALL) Log.i(TAG, "Unloading all containers"); 1558 // Unload containers 1559 unloadAllContainers(args); 1560 } 1561 if (reportStatus) { 1562 try { 1563 if (DEBUG_SD_INSTALL) Log.i(TAG, 1564 "Invoking StorageManagerService call back"); 1565 PackageHelper.getStorageManager().finishMediaUpdate(); 1566 } catch (RemoteException e) { 1567 Log.e(TAG, "StorageManagerService not running?"); 1568 } 1569 } 1570 } break; 1571 case WRITE_SETTINGS: { 1572 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1573 synchronized (mPackages) { 1574 removeMessages(WRITE_SETTINGS); 1575 removeMessages(WRITE_PACKAGE_RESTRICTIONS); 1576 mSettings.writeLPr(); 1577 mDirtyUsers.clear(); 1578 } 1579 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1580 } break; 1581 case WRITE_PACKAGE_RESTRICTIONS: { 1582 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1583 synchronized (mPackages) { 1584 removeMessages(WRITE_PACKAGE_RESTRICTIONS); 1585 for (int userId : mDirtyUsers) { 1586 mSettings.writePackageRestrictionsLPr(userId); 1587 } 1588 mDirtyUsers.clear(); 1589 } 1590 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1591 } break; 1592 case WRITE_PACKAGE_LIST: { 1593 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1594 synchronized (mPackages) { 1595 removeMessages(WRITE_PACKAGE_LIST); 1596 mSettings.writePackageListLPr(msg.arg1); 1597 } 1598 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1599 } break; 1600 case CHECK_PENDING_VERIFICATION: { 1601 final int verificationId = msg.arg1; 1602 final PackageVerificationState state = mPendingVerification.get(verificationId); 1603 1604 if ((state != null) && !state.timeoutExtended()) { 1605 final InstallArgs args = state.getInstallArgs(); 1606 final Uri originUri = Uri.fromFile(args.origin.resolvedFile); 1607 1608 Slog.i(TAG, "Verification timed out for " + originUri); 1609 mPendingVerification.remove(verificationId); 1610 1611 int ret = PackageManager.INSTALL_FAILED_VERIFICATION_FAILURE; 1612 1613 if (getDefaultVerificationResponse() == PackageManager.VERIFICATION_ALLOW) { 1614 Slog.i(TAG, "Continuing with installation of " + originUri); 1615 state.setVerifierResponse(Binder.getCallingUid(), 1616 PackageManager.VERIFICATION_ALLOW_WITHOUT_SUFFICIENT); 1617 broadcastPackageVerified(verificationId, originUri, 1618 PackageManager.VERIFICATION_ALLOW, 1619 state.getInstallArgs().getUser()); 1620 try { 1621 ret = args.copyApk(mContainerService, true); 1622 } catch (RemoteException e) { 1623 Slog.e(TAG, "Could not contact the ContainerService"); 1624 } 1625 } else { 1626 broadcastPackageVerified(verificationId, originUri, 1627 PackageManager.VERIFICATION_REJECT, 1628 state.getInstallArgs().getUser()); 1629 } 1630 1631 Trace.asyncTraceEnd( 1632 TRACE_TAG_PACKAGE_MANAGER, "verification", verificationId); 1633 1634 processPendingInstall(args, ret); 1635 mHandler.sendEmptyMessage(MCS_UNBIND); 1636 } 1637 break; 1638 } 1639 case PACKAGE_VERIFIED: { 1640 final int verificationId = msg.arg1; 1641 1642 final PackageVerificationState state = mPendingVerification.get(verificationId); 1643 if (state == null) { 1644 Slog.w(TAG, "Invalid verification token " + verificationId + " received"); 1645 break; 1646 } 1647 1648 final PackageVerificationResponse response = (PackageVerificationResponse) msg.obj; 1649 1650 state.setVerifierResponse(response.callerUid, response.code); 1651 1652 if (state.isVerificationComplete()) { 1653 mPendingVerification.remove(verificationId); 1654 1655 final InstallArgs args = state.getInstallArgs(); 1656 final Uri originUri = Uri.fromFile(args.origin.resolvedFile); 1657 1658 int ret; 1659 if (state.isInstallAllowed()) { 1660 ret = PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 1661 broadcastPackageVerified(verificationId, originUri, 1662 response.code, state.getInstallArgs().getUser()); 1663 try { 1664 ret = args.copyApk(mContainerService, true); 1665 } catch (RemoteException e) { 1666 Slog.e(TAG, "Could not contact the ContainerService"); 1667 } 1668 } else { 1669 ret = PackageManager.INSTALL_FAILED_VERIFICATION_FAILURE; 1670 } 1671 1672 Trace.asyncTraceEnd( 1673 TRACE_TAG_PACKAGE_MANAGER, "verification", verificationId); 1674 1675 processPendingInstall(args, ret); 1676 mHandler.sendEmptyMessage(MCS_UNBIND); 1677 } 1678 1679 break; 1680 } 1681 case START_INTENT_FILTER_VERIFICATIONS: { 1682 IFVerificationParams params = (IFVerificationParams) msg.obj; 1683 verifyIntentFiltersIfNeeded(params.userId, params.verifierUid, 1684 params.replacing, params.pkg); 1685 break; 1686 } 1687 case INTENT_FILTER_VERIFIED: { 1688 final int verificationId = msg.arg1; 1689 1690 final IntentFilterVerificationState state = mIntentFilterVerificationStates.get( 1691 verificationId); 1692 if (state == null) { 1693 Slog.w(TAG, "Invalid IntentFilter verification token " 1694 + verificationId + " received"); 1695 break; 1696 } 1697 1698 final int userId = state.getUserId(); 1699 1700 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 1701 "Processing IntentFilter verification with token:" 1702 + verificationId + " and userId:" + userId); 1703 1704 final IntentFilterVerificationResponse response = 1705 (IntentFilterVerificationResponse) msg.obj; 1706 1707 state.setVerifierResponse(response.callerUid, response.code); 1708 1709 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 1710 "IntentFilter verification with token:" + verificationId 1711 + " and userId:" + userId 1712 + " is settings verifier response with response code:" 1713 + response.code); 1714 1715 if (response.code == PackageManager.INTENT_FILTER_VERIFICATION_FAILURE) { 1716 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, "Domains failing verification: " 1717 + response.getFailedDomainsString()); 1718 } 1719 1720 if (state.isVerificationComplete()) { 1721 mIntentFilterVerifier.receiveVerificationResponse(verificationId); 1722 } else { 1723 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 1724 "IntentFilter verification with token:" + verificationId 1725 + " was not said to be complete"); 1726 } 1727 1728 break; 1729 } 1730 case EPHEMERAL_RESOLUTION_PHASE_TWO: { 1731 EphemeralResolver.doEphemeralResolutionPhaseTwo(mContext, 1732 mEphemeralResolverConnection, 1733 (EphemeralRequest) msg.obj, 1734 mEphemeralInstallerActivity, 1735 mHandler); 1736 } 1737 } 1738 } 1739 } 1740 1741 private void handlePackagePostInstall(PackageInstalledInfo res, boolean grantPermissions, 1742 boolean killApp, String[] grantedPermissions, 1743 boolean launchedForRestore, String installerPackage, 1744 IPackageInstallObserver2 installObserver) { 1745 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED) { 1746 // Send the removed broadcasts 1747 if (res.removedInfo != null) { 1748 res.removedInfo.sendPackageRemovedBroadcasts(killApp); 1749 } 1750 1751 // Now that we successfully installed the package, grant runtime 1752 // permissions if requested before broadcasting the install. Also 1753 // for legacy apps in permission review mode we clear the permission 1754 // review flag which is used to emulate runtime permissions for 1755 // legacy apps. 1756 if (grantPermissions) { 1757 grantRequestedRuntimePermissions(res.pkg, res.newUsers, grantedPermissions); 1758 } 1759 1760 final boolean update = res.removedInfo != null 1761 && res.removedInfo.removedPackage != null; 1762 1763 // If this is the first time we have child packages for a disabled privileged 1764 // app that had no children, we grant requested runtime permissions to the new 1765 // children if the parent on the system image had them already granted. 1766 if (res.pkg.parentPackage != null) { 1767 synchronized (mPackages) { 1768 grantRuntimePermissionsGrantedToDisabledPrivSysPackageParentLPw(res.pkg); 1769 } 1770 } 1771 1772 synchronized (mPackages) { 1773 mInstantAppRegistry.onPackageInstalledLPw(res.pkg, res.newUsers); 1774 } 1775 1776 final String packageName = res.pkg.applicationInfo.packageName; 1777 1778 // Determine the set of users who are adding this package for 1779 // the first time vs. those who are seeing an update. 1780 int[] firstUsers = EMPTY_INT_ARRAY; 1781 int[] updateUsers = EMPTY_INT_ARRAY; 1782 if (res.origUsers == null || res.origUsers.length == 0) { 1783 firstUsers = res.newUsers; 1784 } else { 1785 for (int newUser : res.newUsers) { 1786 boolean isNew = true; 1787 for (int origUser : res.origUsers) { 1788 if (origUser == newUser) { 1789 isNew = false; 1790 break; 1791 } 1792 } 1793 if (isNew) { 1794 firstUsers = ArrayUtils.appendInt(firstUsers, newUser); 1795 } else { 1796 updateUsers = ArrayUtils.appendInt(updateUsers, newUser); 1797 } 1798 } 1799 } 1800 1801 // Send installed broadcasts if the install/update is not ephemeral 1802 // and the package is not a static shared lib. 1803 if (!isEphemeral(res.pkg) && res.pkg.staticSharedLibName == null) { 1804 mProcessLoggingHandler.invalidateProcessLoggingBaseApkHash(res.pkg.baseCodePath); 1805 1806 // Send added for users that see the package for the first time 1807 // sendPackageAddedForNewUsers also deals with system apps 1808 int appId = UserHandle.getAppId(res.uid); 1809 boolean isSystem = res.pkg.applicationInfo.isSystemApp(); 1810 sendPackageAddedForNewUsers(packageName, isSystem, appId, firstUsers); 1811 1812 // Send added for users that don't see the package for the first time 1813 Bundle extras = new Bundle(1); 1814 extras.putInt(Intent.EXTRA_UID, res.uid); 1815 if (update) { 1816 extras.putBoolean(Intent.EXTRA_REPLACING, true); 1817 } 1818 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, packageName, 1819 extras, 0 /*flags*/, null /*targetPackage*/, 1820 null /*finishedReceiver*/, updateUsers); 1821 1822 // Send replaced for users that don't see the package for the first time 1823 if (update) { 1824 sendPackageBroadcast(Intent.ACTION_PACKAGE_REPLACED, 1825 packageName, extras, 0 /*flags*/, 1826 null /*targetPackage*/, null /*finishedReceiver*/, 1827 updateUsers); 1828 sendPackageBroadcast(Intent.ACTION_MY_PACKAGE_REPLACED, 1829 null /*package*/, null /*extras*/, 0 /*flags*/, 1830 packageName /*targetPackage*/, 1831 null /*finishedReceiver*/, updateUsers); 1832 } else if (launchedForRestore && !isSystemApp(res.pkg)) { 1833 // First-install and we did a restore, so we're responsible for the 1834 // first-launch broadcast. 1835 if (DEBUG_BACKUP) { 1836 Slog.i(TAG, "Post-restore of " + packageName 1837 + " sending FIRST_LAUNCH in " + Arrays.toString(firstUsers)); 1838 } 1839 sendFirstLaunchBroadcast(packageName, installerPackage, firstUsers); 1840 } 1841 1842 // Send broadcast package appeared if forward locked/external for all users 1843 // treat asec-hosted packages like removable media on upgrade 1844 if (res.pkg.isForwardLocked() || isExternal(res.pkg)) { 1845 if (DEBUG_INSTALL) { 1846 Slog.i(TAG, "upgrading pkg " + res.pkg 1847 + " is ASEC-hosted -> AVAILABLE"); 1848 } 1849 final int[] uidArray = new int[]{res.pkg.applicationInfo.uid}; 1850 ArrayList<String> pkgList = new ArrayList<>(1); 1851 pkgList.add(packageName); 1852 sendResourcesChangedBroadcast(true, true, pkgList, uidArray, null); 1853 } 1854 } 1855 1856 // Work that needs to happen on first install within each user 1857 if (firstUsers != null && firstUsers.length > 0) { 1858 synchronized (mPackages) { 1859 for (int userId : firstUsers) { 1860 // If this app is a browser and it's newly-installed for some 1861 // users, clear any default-browser state in those users. The 1862 // app's nature doesn't depend on the user, so we can just check 1863 // its browser nature in any user and generalize. 1864 if (packageIsBrowser(packageName, userId)) { 1865 mSettings.setDefaultBrowserPackageNameLPw(null, userId); 1866 } 1867 1868 // We may also need to apply pending (restored) runtime 1869 // permission grants within these users. 1870 mSettings.applyPendingPermissionGrantsLPw(packageName, userId); 1871 } 1872 } 1873 } 1874 1875 // Log current value of "unknown sources" setting 1876 EventLog.writeEvent(EventLogTags.UNKNOWN_SOURCES_ENABLED, 1877 getUnknownSourcesSettings()); 1878 1879 // Force a gc to clear up things 1880 Runtime.getRuntime().gc(); 1881 1882 // Remove the replaced package's older resources safely now 1883 // We delete after a gc for applications on sdcard. 1884 if (res.removedInfo != null && res.removedInfo.args != null) { 1885 synchronized (mInstallLock) { 1886 res.removedInfo.args.doPostDeleteLI(true); 1887 } 1888 } 1889 1890 if (!isEphemeral(res.pkg)) { 1891 // Notify DexManager that the package was installed for new users. 1892 // The updated users should already be indexed and the package code paths 1893 // should not change. 1894 // Don't notify the manager for ephemeral apps as they are not expected to 1895 // survive long enough to benefit of background optimizations. 1896 for (int userId : firstUsers) { 1897 PackageInfo info = getPackageInfo(packageName, /*flags*/ 0, userId); 1898 mDexManager.notifyPackageInstalled(info, userId); 1899 } 1900 } 1901 } 1902 1903 // If someone is watching installs - notify them 1904 if (installObserver != null) { 1905 try { 1906 Bundle extras = extrasForInstallResult(res); 1907 installObserver.onPackageInstalled(res.name, res.returnCode, 1908 res.returnMsg, extras); 1909 } catch (RemoteException e) { 1910 Slog.i(TAG, "Observer no longer exists."); 1911 } 1912 } 1913 } 1914 1915 private void grantRuntimePermissionsGrantedToDisabledPrivSysPackageParentLPw( 1916 PackageParser.Package pkg) { 1917 if (pkg.parentPackage == null) { 1918 return; 1919 } 1920 if (pkg.requestedPermissions == null) { 1921 return; 1922 } 1923 final PackageSetting disabledSysParentPs = mSettings 1924 .getDisabledSystemPkgLPr(pkg.parentPackage.packageName); 1925 if (disabledSysParentPs == null || disabledSysParentPs.pkg == null 1926 || !disabledSysParentPs.isPrivileged() 1927 || (disabledSysParentPs.childPackageNames != null 1928 && !disabledSysParentPs.childPackageNames.isEmpty())) { 1929 return; 1930 } 1931 final int[] allUserIds = sUserManager.getUserIds(); 1932 final int permCount = pkg.requestedPermissions.size(); 1933 for (int i = 0; i < permCount; i++) { 1934 String permission = pkg.requestedPermissions.get(i); 1935 BasePermission bp = mSettings.mPermissions.get(permission); 1936 if (bp == null || !(bp.isRuntime() || bp.isDevelopment())) { 1937 continue; 1938 } 1939 for (int userId : allUserIds) { 1940 if (disabledSysParentPs.getPermissionsState().hasRuntimePermission( 1941 permission, userId)) { 1942 grantRuntimePermission(pkg.packageName, permission, userId); 1943 } 1944 } 1945 } 1946 } 1947 1948 private StorageEventListener mStorageListener = new StorageEventListener() { 1949 @Override 1950 public void onVolumeStateChanged(VolumeInfo vol, int oldState, int newState) { 1951 if (vol.type == VolumeInfo.TYPE_PRIVATE) { 1952 if (vol.state == VolumeInfo.STATE_MOUNTED) { 1953 final String volumeUuid = vol.getFsUuid(); 1954 1955 // Clean up any users or apps that were removed or recreated 1956 // while this volume was missing 1957 sUserManager.reconcileUsers(volumeUuid); 1958 reconcileApps(volumeUuid); 1959 1960 // Clean up any install sessions that expired or were 1961 // cancelled while this volume was missing 1962 mInstallerService.onPrivateVolumeMounted(volumeUuid); 1963 1964 loadPrivatePackages(vol); 1965 1966 } else if (vol.state == VolumeInfo.STATE_EJECTING) { 1967 unloadPrivatePackages(vol); 1968 } 1969 } 1970 1971 if (vol.type == VolumeInfo.TYPE_PUBLIC && vol.isPrimary()) { 1972 if (vol.state == VolumeInfo.STATE_MOUNTED) { 1973 updateExternalMediaStatus(true, false); 1974 } else if (vol.state == VolumeInfo.STATE_EJECTING) { 1975 updateExternalMediaStatus(false, false); 1976 } 1977 } 1978 } 1979 1980 @Override 1981 public void onVolumeForgotten(String fsUuid) { 1982 if (TextUtils.isEmpty(fsUuid)) { 1983 Slog.e(TAG, "Forgetting internal storage is probably a mistake; ignoring"); 1984 return; 1985 } 1986 1987 // Remove any apps installed on the forgotten volume 1988 synchronized (mPackages) { 1989 final List<PackageSetting> packages = mSettings.getVolumePackagesLPr(fsUuid); 1990 for (PackageSetting ps : packages) { 1991 Slog.d(TAG, "Destroying " + ps.name + " because volume was forgotten"); 1992 deletePackageVersioned(new VersionedPackage(ps.name, 1993 PackageManager.VERSION_CODE_HIGHEST), 1994 new LegacyPackageDeleteObserver(null).getBinder(), 1995 UserHandle.USER_SYSTEM, PackageManager.DELETE_ALL_USERS); 1996 // Try very hard to release any references to this package 1997 // so we don't risk the system server being killed due to 1998 // open FDs 1999 AttributeCache.instance().removePackage(ps.name); 2000 } 2001 2002 mSettings.onVolumeForgotten(fsUuid); 2003 mSettings.writeLPr(); 2004 } 2005 } 2006 }; 2007 2008 private void grantRequestedRuntimePermissions(PackageParser.Package pkg, int[] userIds, 2009 String[] grantedPermissions) { 2010 for (int userId : userIds) { 2011 grantRequestedRuntimePermissionsForUser(pkg, userId, grantedPermissions); 2012 } 2013 } 2014 2015 private void grantRequestedRuntimePermissionsForUser(PackageParser.Package pkg, int userId, 2016 String[] grantedPermissions) { 2017 SettingBase sb = (SettingBase) pkg.mExtras; 2018 if (sb == null) { 2019 return; 2020 } 2021 2022 PermissionsState permissionsState = sb.getPermissionsState(); 2023 2024 final int immutableFlags = PackageManager.FLAG_PERMISSION_SYSTEM_FIXED 2025 | PackageManager.FLAG_PERMISSION_POLICY_FIXED; 2026 2027 final boolean supportsRuntimePermissions = pkg.applicationInfo.targetSdkVersion 2028 >= Build.VERSION_CODES.M; 2029 2030 for (String permission : pkg.requestedPermissions) { 2031 final BasePermission bp; 2032 synchronized (mPackages) { 2033 bp = mSettings.mPermissions.get(permission); 2034 } 2035 if (bp != null && (bp.isRuntime() || bp.isDevelopment()) 2036 && (grantedPermissions == null 2037 || ArrayUtils.contains(grantedPermissions, permission))) { 2038 final int flags = permissionsState.getPermissionFlags(permission, userId); 2039 if (supportsRuntimePermissions) { 2040 // Installer cannot change immutable permissions. 2041 if ((flags & immutableFlags) == 0) { 2042 grantRuntimePermission(pkg.packageName, permission, userId); 2043 } 2044 } else if (mPermissionReviewRequired) { 2045 // In permission review mode we clear the review flag when we 2046 // are asked to install the app with all permissions granted. 2047 if ((flags & PackageManager.FLAG_PERMISSION_REVIEW_REQUIRED) != 0) { 2048 updatePermissionFlags(permission, pkg.packageName, 2049 PackageManager.FLAG_PERMISSION_REVIEW_REQUIRED, 0, userId); 2050 } 2051 } 2052 } 2053 } 2054 } 2055 2056 Bundle extrasForInstallResult(PackageInstalledInfo res) { 2057 Bundle extras = null; 2058 switch (res.returnCode) { 2059 case PackageManager.INSTALL_FAILED_DUPLICATE_PERMISSION: { 2060 extras = new Bundle(); 2061 extras.putString(PackageManager.EXTRA_FAILURE_EXISTING_PERMISSION, 2062 res.origPermission); 2063 extras.putString(PackageManager.EXTRA_FAILURE_EXISTING_PACKAGE, 2064 res.origPackage); 2065 break; 2066 } 2067 case PackageManager.INSTALL_SUCCEEDED: { 2068 extras = new Bundle(); 2069 extras.putBoolean(Intent.EXTRA_REPLACING, 2070 res.removedInfo != null && res.removedInfo.removedPackage != null); 2071 break; 2072 } 2073 } 2074 return extras; 2075 } 2076 2077 void scheduleWriteSettingsLocked() { 2078 if (!mHandler.hasMessages(WRITE_SETTINGS)) { 2079 mHandler.sendEmptyMessageDelayed(WRITE_SETTINGS, WRITE_SETTINGS_DELAY); 2080 } 2081 } 2082 2083 void scheduleWritePackageListLocked(int userId) { 2084 if (!mHandler.hasMessages(WRITE_PACKAGE_LIST)) { 2085 Message msg = mHandler.obtainMessage(WRITE_PACKAGE_LIST); 2086 msg.arg1 = userId; 2087 mHandler.sendMessageDelayed(msg, WRITE_SETTINGS_DELAY); 2088 } 2089 } 2090 2091 void scheduleWritePackageRestrictionsLocked(UserHandle user) { 2092 final int userId = user == null ? UserHandle.USER_ALL : user.getIdentifier(); 2093 scheduleWritePackageRestrictionsLocked(userId); 2094 } 2095 2096 void scheduleWritePackageRestrictionsLocked(int userId) { 2097 final int[] userIds = (userId == UserHandle.USER_ALL) 2098 ? sUserManager.getUserIds() : new int[]{userId}; 2099 for (int nextUserId : userIds) { 2100 if (!sUserManager.exists(nextUserId)) return; 2101 mDirtyUsers.add(nextUserId); 2102 if (!mHandler.hasMessages(WRITE_PACKAGE_RESTRICTIONS)) { 2103 mHandler.sendEmptyMessageDelayed(WRITE_PACKAGE_RESTRICTIONS, WRITE_SETTINGS_DELAY); 2104 } 2105 } 2106 } 2107 2108 public static PackageManagerService main(Context context, Installer installer, 2109 boolean factoryTest, boolean onlyCore) { 2110 // Self-check for initial settings. 2111 PackageManagerServiceCompilerMapping.checkProperties(); 2112 2113 PackageManagerService m = new PackageManagerService(context, installer, 2114 factoryTest, onlyCore); 2115 m.enableSystemUserPackages(); 2116 ServiceManager.addService("package", m); 2117 return m; 2118 } 2119 2120 private void enableSystemUserPackages() { 2121 if (!UserManager.isSplitSystemUser()) { 2122 return; 2123 } 2124 // For system user, enable apps based on the following conditions: 2125 // - app is whitelisted or belong to one of these groups: 2126 // -- system app which has no launcher icons 2127 // -- system app which has INTERACT_ACROSS_USERS permission 2128 // -- system IME app 2129 // - app is not in the blacklist 2130 AppsQueryHelper queryHelper = new AppsQueryHelper(this); 2131 Set<String> enableApps = new ArraySet<>(); 2132 enableApps.addAll(queryHelper.queryApps(AppsQueryHelper.GET_NON_LAUNCHABLE_APPS 2133 | AppsQueryHelper.GET_APPS_WITH_INTERACT_ACROSS_USERS_PERM 2134 | AppsQueryHelper.GET_IMES, /* systemAppsOnly */ true, UserHandle.SYSTEM)); 2135 ArraySet<String> wlApps = SystemConfig.getInstance().getSystemUserWhitelistedApps(); 2136 enableApps.addAll(wlApps); 2137 enableApps.addAll(queryHelper.queryApps(AppsQueryHelper.GET_REQUIRED_FOR_SYSTEM_USER, 2138 /* systemAppsOnly */ false, UserHandle.SYSTEM)); 2139 ArraySet<String> blApps = SystemConfig.getInstance().getSystemUserBlacklistedApps(); 2140 enableApps.removeAll(blApps); 2141 Log.i(TAG, "Applications installed for system user: " + enableApps); 2142 List<String> allAps = queryHelper.queryApps(0, /* systemAppsOnly */ false, 2143 UserHandle.SYSTEM); 2144 final int allAppsSize = allAps.size(); 2145 synchronized (mPackages) { 2146 for (int i = 0; i < allAppsSize; i++) { 2147 String pName = allAps.get(i); 2148 PackageSetting pkgSetting = mSettings.mPackages.get(pName); 2149 // Should not happen, but we shouldn't be failing if it does 2150 if (pkgSetting == null) { 2151 continue; 2152 } 2153 boolean install = enableApps.contains(pName); 2154 if (pkgSetting.getInstalled(UserHandle.USER_SYSTEM) != install) { 2155 Log.i(TAG, (install ? "Installing " : "Uninstalling ") + pName 2156 + " for system user"); 2157 pkgSetting.setInstalled(install, UserHandle.USER_SYSTEM); 2158 } 2159 } 2160 } 2161 } 2162 2163 private static void getDefaultDisplayMetrics(Context context, DisplayMetrics metrics) { 2164 DisplayManager displayManager = (DisplayManager) context.getSystemService( 2165 Context.DISPLAY_SERVICE); 2166 displayManager.getDisplay(Display.DEFAULT_DISPLAY).getMetrics(metrics); 2167 } 2168 2169 /** 2170 * Requests that files preopted on a secondary system partition be copied to the data partition 2171 * if possible. Note that the actual copying of the files is accomplished by init for security 2172 * reasons. This simply requests that the copy takes place and awaits confirmation of its 2173 * completion. See platform/system/extras/cppreopt/ for the implementation of the actual copy. 2174 */ 2175 private static void requestCopyPreoptedFiles() { 2176 final int WAIT_TIME_MS = 100; 2177 final String CP_PREOPT_PROPERTY = "sys.cppreopt"; 2178 if (SystemProperties.getInt("ro.cp_system_other_odex", 0) == 1) { 2179 SystemProperties.set(CP_PREOPT_PROPERTY, "requested"); 2180 // We will wait for up to 100 seconds. 2181 final long timeStart = SystemClock.uptimeMillis(); 2182 final long timeEnd = timeStart + 100 * 1000; 2183 long timeNow = timeStart; 2184 while (!SystemProperties.get(CP_PREOPT_PROPERTY).equals("finished")) { 2185 try { 2186 Thread.sleep(WAIT_TIME_MS); 2187 } catch (InterruptedException e) { 2188 // Do nothing 2189 } 2190 timeNow = SystemClock.uptimeMillis(); 2191 if (timeNow > timeEnd) { 2192 SystemProperties.set(CP_PREOPT_PROPERTY, "timed-out"); 2193 Slog.wtf(TAG, "cppreopt did not finish!"); 2194 break; 2195 } 2196 } 2197 2198 Slog.i(TAG, "cppreopts took " + (timeNow - timeStart) + " ms"); 2199 } 2200 } 2201 2202 public PackageManagerService(Context context, Installer installer, 2203 boolean factoryTest, boolean onlyCore) { 2204 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "create package manager"); 2205 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_START, 2206 SystemClock.uptimeMillis()); 2207 2208 if (mSdkVersion <= 0) { 2209 Slog.w(TAG, "**** ro.build.version.sdk not set!"); 2210 } 2211 2212 mContext = context; 2213 2214 mPermissionReviewRequired = context.getResources().getBoolean( 2215 R.bool.config_permissionReviewRequired); 2216 2217 mFactoryTest = factoryTest; 2218 mOnlyCore = onlyCore; 2219 mMetrics = new DisplayMetrics(); 2220 mSettings = new Settings(mPackages); 2221 mSettings.addSharedUserLPw("android.uid.system", Process.SYSTEM_UID, 2222 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 2223 mSettings.addSharedUserLPw("android.uid.phone", RADIO_UID, 2224 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 2225 mSettings.addSharedUserLPw("android.uid.log", LOG_UID, 2226 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 2227 mSettings.addSharedUserLPw("android.uid.nfc", NFC_UID, 2228 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 2229 mSettings.addSharedUserLPw("android.uid.bluetooth", BLUETOOTH_UID, 2230 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 2231 mSettings.addSharedUserLPw("android.uid.shell", SHELL_UID, 2232 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 2233 2234 String separateProcesses = SystemProperties.get("debug.separate_processes"); 2235 if (separateProcesses != null && separateProcesses.length() > 0) { 2236 if ("*".equals(separateProcesses)) { 2237 mDefParseFlags = PackageParser.PARSE_IGNORE_PROCESSES; 2238 mSeparateProcesses = null; 2239 Slog.w(TAG, "Running with debug.separate_processes: * (ALL)"); 2240 } else { 2241 mDefParseFlags = 0; 2242 mSeparateProcesses = separateProcesses.split(","); 2243 Slog.w(TAG, "Running with debug.separate_processes: " 2244 + separateProcesses); 2245 } 2246 } else { 2247 mDefParseFlags = 0; 2248 mSeparateProcesses = null; 2249 } 2250 2251 mInstaller = installer; 2252 mPackageDexOptimizer = new PackageDexOptimizer(installer, mInstallLock, context, 2253 "*dexopt*"); 2254 mDexManager = new DexManager(this, mPackageDexOptimizer, installer, mInstallLock); 2255 mMoveCallbacks = new MoveCallbacks(FgThread.get().getLooper()); 2256 2257 mOnPermissionChangeListeners = new OnPermissionChangeListeners( 2258 FgThread.get().getLooper()); 2259 2260 getDefaultDisplayMetrics(context, mMetrics); 2261 2262 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "get system config"); 2263 SystemConfig systemConfig = SystemConfig.getInstance(); 2264 mGlobalGids = systemConfig.getGlobalGids(); 2265 mSystemPermissions = systemConfig.getSystemPermissions(); 2266 mAvailableFeatures = systemConfig.getAvailableFeatures(); 2267 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 2268 2269 mProtectedPackages = new ProtectedPackages(mContext); 2270 2271 synchronized (mInstallLock) { 2272 // writer 2273 synchronized (mPackages) { 2274 mHandlerThread = new ServiceThread(TAG, 2275 Process.THREAD_PRIORITY_BACKGROUND, true /*allowIo*/); 2276 mHandlerThread.start(); 2277 mHandler = new PackageHandler(mHandlerThread.getLooper()); 2278 mProcessLoggingHandler = new ProcessLoggingHandler(); 2279 Watchdog.getInstance().addThread(mHandler, WATCHDOG_TIMEOUT); 2280 2281 mDefaultPermissionPolicy = new DefaultPermissionGrantPolicy(this); 2282 mInstantAppRegistry = new InstantAppRegistry(this); 2283 2284 File dataDir = Environment.getDataDirectory(); 2285 mAppInstallDir = new File(dataDir, "app"); 2286 mAppLib32InstallDir = new File(dataDir, "app-lib"); 2287 mEphemeralInstallDir = new File(dataDir, "app-ephemeral"); 2288 mAsecInternalPath = new File(dataDir, "app-asec").getPath(); 2289 mDrmAppPrivateInstallDir = new File(dataDir, "app-private"); 2290 sUserManager = new UserManagerService(context, this, 2291 new UserDataPreparer(mInstaller, mInstallLock, mContext, mOnlyCore), mPackages); 2292 2293 // Propagate permission configuration in to package manager. 2294 ArrayMap<String, SystemConfig.PermissionEntry> permConfig 2295 = systemConfig.getPermissions(); 2296 for (int i=0; i<permConfig.size(); i++) { 2297 SystemConfig.PermissionEntry perm = permConfig.valueAt(i); 2298 BasePermission bp = mSettings.mPermissions.get(perm.name); 2299 if (bp == null) { 2300 bp = new BasePermission(perm.name, "android", BasePermission.TYPE_BUILTIN); 2301 mSettings.mPermissions.put(perm.name, bp); 2302 } 2303 if (perm.gids != null) { 2304 bp.setGids(perm.gids, perm.perUser); 2305 } 2306 } 2307 2308 ArrayMap<String, String> libConfig = systemConfig.getSharedLibraries(); 2309 final int builtInLibCount = libConfig.size(); 2310 for (int i = 0; i < builtInLibCount; i++) { 2311 String name = libConfig.keyAt(i); 2312 String path = libConfig.valueAt(i); 2313 addSharedLibraryLPw(path, null, name, SharedLibraryInfo.VERSION_UNDEFINED, 2314 SharedLibraryInfo.TYPE_BUILTIN, PLATFORM_PACKAGE_NAME, 0); 2315 } 2316 2317 mFoundPolicyFile = SELinuxMMAC.readInstallPolicy(); 2318 2319 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "read user settings"); 2320 mFirstBoot = !mSettings.readLPw(sUserManager.getUsers(false)); 2321 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 2322 2323 // Clean up orphaned packages for which the code path doesn't exist 2324 // and they are an update to a system app - caused by bug/32321269 2325 final int packageSettingCount = mSettings.mPackages.size(); 2326 for (int i = packageSettingCount - 1; i >= 0; i--) { 2327 PackageSetting ps = mSettings.mPackages.valueAt(i); 2328 if (!isExternal(ps) && (ps.codePath == null || !ps.codePath.exists()) 2329 && mSettings.getDisabledSystemPkgLPr(ps.name) != null) { 2330 mSettings.mPackages.removeAt(i); 2331 mSettings.enableSystemPackageLPw(ps.name); 2332 } 2333 } 2334 2335 if (mFirstBoot) { 2336 requestCopyPreoptedFiles(); 2337 } 2338 2339 String customResolverActivity = Resources.getSystem().getString( 2340 R.string.config_customResolverActivity); 2341 if (TextUtils.isEmpty(customResolverActivity)) { 2342 customResolverActivity = null; 2343 } else { 2344 mCustomResolverComponentName = ComponentName.unflattenFromString( 2345 customResolverActivity); 2346 } 2347 2348 long startTime = SystemClock.uptimeMillis(); 2349 2350 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_SYSTEM_SCAN_START, 2351 startTime); 2352 2353 final String bootClassPath = System.getenv("BOOTCLASSPATH"); 2354 final String systemServerClassPath = System.getenv("SYSTEMSERVERCLASSPATH"); 2355 2356 if (bootClassPath == null) { 2357 Slog.w(TAG, "No BOOTCLASSPATH found!"); 2358 } 2359 2360 if (systemServerClassPath == null) { 2361 Slog.w(TAG, "No SYSTEMSERVERCLASSPATH found!"); 2362 } 2363 2364 final List<String> allInstructionSets = InstructionSets.getAllInstructionSets(); 2365 final String[] dexCodeInstructionSets = 2366 getDexCodeInstructionSets( 2367 allInstructionSets.toArray(new String[allInstructionSets.size()])); 2368 2369 /** 2370 * Ensure all external libraries have had dexopt run on them. 2371 */ 2372 if (mSharedLibraries.size() > 0) { 2373 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "dexopt"); 2374 // NOTE: For now, we're compiling these system "shared libraries" 2375 // (and framework jars) into all available architectures. It's possible 2376 // to compile them only when we come across an app that uses them (there's 2377 // already logic for that in scanPackageLI) but that adds some complexity. 2378 for (String dexCodeInstructionSet : dexCodeInstructionSets) { 2379 final int libCount = mSharedLibraries.size(); 2380 for (int i = 0; i < libCount; i++) { 2381 SparseArray<SharedLibraryEntry> versionedLib = mSharedLibraries.valueAt(i); 2382 final int versionCount = versionedLib.size(); 2383 for (int j = 0; j < versionCount; j++) { 2384 SharedLibraryEntry libEntry = versionedLib.valueAt(j); 2385 final String libPath = libEntry.path != null 2386 ? libEntry.path : libEntry.apk; 2387 if (libPath == null) { 2388 continue; 2389 } 2390 try { 2391 // Shared libraries do not have profiles so we perform a full 2392 // AOT compilation (if needed). 2393 int dexoptNeeded = DexFile.getDexOptNeeded( 2394 libPath, dexCodeInstructionSet, 2395 getCompilerFilterForReason(REASON_SHARED_APK), 2396 false /* newProfile */); 2397 if (dexoptNeeded != DexFile.NO_DEXOPT_NEEDED) { 2398 mInstaller.dexopt(libPath, Process.SYSTEM_UID, "*", 2399 dexCodeInstructionSet, dexoptNeeded, null, 2400 DEXOPT_PUBLIC, 2401 getCompilerFilterForReason(REASON_SHARED_APK), 2402 StorageManager.UUID_PRIVATE_INTERNAL, 2403 SKIP_SHARED_LIBRARY_CHECK); 2404 } 2405 } catch (FileNotFoundException e) { 2406 Slog.w(TAG, "Library not found: " + libPath); 2407 } catch (IOException | InstallerException e) { 2408 Slog.w(TAG, "Cannot dexopt " + libPath + "; is it an APK or JAR? " 2409 + e.getMessage()); 2410 } 2411 } 2412 } 2413 } 2414 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 2415 } 2416 2417 File frameworkDir = new File(Environment.getRootDirectory(), "framework"); 2418 2419 final VersionInfo ver = mSettings.getInternalVersion(); 2420 mIsUpgrade = !Build.FINGERPRINT.equals(ver.fingerprint); 2421 2422 // when upgrading from pre-M, promote system app permissions from install to runtime 2423 mPromoteSystemApps = 2424 mIsUpgrade && ver.sdkVersion <= Build.VERSION_CODES.LOLLIPOP_MR1; 2425 2426 // When upgrading from pre-N, we need to handle package extraction like first boot, 2427 // as there is no profiling data available. 2428 mIsPreNUpgrade = mIsUpgrade && ver.sdkVersion < Build.VERSION_CODES.N; 2429 2430 mIsPreNMR1Upgrade = mIsUpgrade && ver.sdkVersion < Build.VERSION_CODES.N_MR1; 2431 2432 // save off the names of pre-existing system packages prior to scanning; we don't 2433 // want to automatically grant runtime permissions for new system apps 2434 if (mPromoteSystemApps) { 2435 Iterator<PackageSetting> pkgSettingIter = mSettings.mPackages.values().iterator(); 2436 while (pkgSettingIter.hasNext()) { 2437 PackageSetting ps = pkgSettingIter.next(); 2438 if (isSystemApp(ps)) { 2439 mExistingSystemPackages.add(ps.name); 2440 } 2441 } 2442 } 2443 2444 mCacheDir = preparePackageParserCache(mIsUpgrade); 2445 2446 // Set flag to monitor and not change apk file paths when 2447 // scanning install directories. 2448 int scanFlags = SCAN_BOOTING | SCAN_INITIAL; 2449 2450 if (mIsUpgrade || mFirstBoot) { 2451 scanFlags = scanFlags | SCAN_FIRST_BOOT_OR_UPGRADE; 2452 } 2453 2454 // Collect vendor overlay packages. (Do this before scanning any apps.) 2455 // For security and version matching reason, only consider 2456 // overlay packages if they reside in the right directory. 2457 String overlayThemeDir = SystemProperties.get(VENDOR_OVERLAY_THEME_PERSIST_PROPERTY); 2458 if (overlayThemeDir.isEmpty()) { 2459 overlayThemeDir = SystemProperties.get(VENDOR_OVERLAY_THEME_PROPERTY); 2460 } 2461 if (!overlayThemeDir.isEmpty()) { 2462 scanDirTracedLI(new File(VENDOR_OVERLAY_DIR, overlayThemeDir), mDefParseFlags 2463 | PackageParser.PARSE_IS_SYSTEM 2464 | PackageParser.PARSE_IS_SYSTEM_DIR 2465 | PackageParser.PARSE_TRUSTED_OVERLAY, scanFlags | SCAN_TRUSTED_OVERLAY, 0); 2466 } 2467 scanDirTracedLI(new File(VENDOR_OVERLAY_DIR), mDefParseFlags 2468 | PackageParser.PARSE_IS_SYSTEM 2469 | PackageParser.PARSE_IS_SYSTEM_DIR 2470 | PackageParser.PARSE_TRUSTED_OVERLAY, scanFlags | SCAN_TRUSTED_OVERLAY, 0); 2471 2472 // Find base frameworks (resource packages without code). 2473 scanDirTracedLI(frameworkDir, mDefParseFlags 2474 | PackageParser.PARSE_IS_SYSTEM 2475 | PackageParser.PARSE_IS_SYSTEM_DIR 2476 | PackageParser.PARSE_IS_PRIVILEGED, 2477 scanFlags | SCAN_NO_DEX, 0); 2478 2479 // Collected privileged system packages. 2480 final File privilegedAppDir = new File(Environment.getRootDirectory(), "priv-app"); 2481 scanDirTracedLI(privilegedAppDir, mDefParseFlags 2482 | PackageParser.PARSE_IS_SYSTEM 2483 | PackageParser.PARSE_IS_SYSTEM_DIR 2484 | PackageParser.PARSE_IS_PRIVILEGED, scanFlags, 0); 2485 2486 // Collect ordinary system packages. 2487 final File systemAppDir = new File(Environment.getRootDirectory(), "app"); 2488 scanDirTracedLI(systemAppDir, mDefParseFlags 2489 | PackageParser.PARSE_IS_SYSTEM 2490 | PackageParser.PARSE_IS_SYSTEM_DIR, scanFlags, 0); 2491 2492 // Collect all vendor packages. 2493 File vendorAppDir = new File("/vendor/app"); 2494 try { 2495 vendorAppDir = vendorAppDir.getCanonicalFile(); 2496 } catch (IOException e) { 2497 // failed to look up canonical path, continue with original one 2498 } 2499 scanDirTracedLI(vendorAppDir, mDefParseFlags 2500 | PackageParser.PARSE_IS_SYSTEM 2501 | PackageParser.PARSE_IS_SYSTEM_DIR, scanFlags, 0); 2502 2503 // Collect all OEM packages. 2504 final File oemAppDir = new File(Environment.getOemDirectory(), "app"); 2505 scanDirTracedLI(oemAppDir, mDefParseFlags 2506 | PackageParser.PARSE_IS_SYSTEM 2507 | PackageParser.PARSE_IS_SYSTEM_DIR, scanFlags, 0); 2508 2509 // Prune any system packages that no longer exist. 2510 final List<String> possiblyDeletedUpdatedSystemApps = new ArrayList<String>(); 2511 if (!mOnlyCore) { 2512 Iterator<PackageSetting> psit = mSettings.mPackages.values().iterator(); 2513 while (psit.hasNext()) { 2514 PackageSetting ps = psit.next(); 2515 2516 /* 2517 * If this is not a system app, it can't be a 2518 * disable system app. 2519 */ 2520 if ((ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) == 0) { 2521 continue; 2522 } 2523 2524 /* 2525 * If the package is scanned, it's not erased. 2526 */ 2527 final PackageParser.Package scannedPkg = mPackages.get(ps.name); 2528 if (scannedPkg != null) { 2529 /* 2530 * If the system app is both scanned and in the 2531 * disabled packages list, then it must have been 2532 * added via OTA. Remove it from the currently 2533 * scanned package so the previously user-installed 2534 * application can be scanned. 2535 */ 2536 if (mSettings.isDisabledSystemPackageLPr(ps.name)) { 2537 logCriticalInfo(Log.WARN, "Expecting better updated system app for " 2538 + ps.name + "; removing system app. Last known codePath=" 2539 + ps.codePathString + ", installStatus=" + ps.installStatus 2540 + ", versionCode=" + ps.versionCode + "; scanned versionCode=" 2541 + scannedPkg.mVersionCode); 2542 removePackageLI(scannedPkg, true); 2543 mExpectingBetter.put(ps.name, ps.codePath); 2544 } 2545 2546 continue; 2547 } 2548 2549 if (!mSettings.isDisabledSystemPackageLPr(ps.name)) { 2550 psit.remove(); 2551 logCriticalInfo(Log.WARN, "System package " + ps.name 2552 + " no longer exists; it's data will be wiped"); 2553 // Actual deletion of code and data will be handled by later 2554 // reconciliation step 2555 } else { 2556 final PackageSetting disabledPs = mSettings.getDisabledSystemPkgLPr(ps.name); 2557 if (disabledPs.codePath == null || !disabledPs.codePath.exists()) { 2558 possiblyDeletedUpdatedSystemApps.add(ps.name); 2559 } 2560 } 2561 } 2562 } 2563 2564 //look for any incomplete package installations 2565 ArrayList<PackageSetting> deletePkgsList = mSettings.getListOfIncompleteInstallPackagesLPr(); 2566 for (int i = 0; i < deletePkgsList.size(); i++) { 2567 // Actual deletion of code and data will be handled by later 2568 // reconciliation step 2569 final String packageName = deletePkgsList.get(i).name; 2570 logCriticalInfo(Log.WARN, "Cleaning up incompletely installed app: " + packageName); 2571 synchronized (mPackages) { 2572 mSettings.removePackageLPw(packageName); 2573 } 2574 } 2575 2576 //delete tmp files 2577 deleteTempPackageFiles(); 2578 2579 // Remove any shared userIDs that have no associated packages 2580 mSettings.pruneSharedUsersLPw(); 2581 2582 if (!mOnlyCore) { 2583 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_DATA_SCAN_START, 2584 SystemClock.uptimeMillis()); 2585 scanDirTracedLI(mAppInstallDir, 0, scanFlags | SCAN_REQUIRE_KNOWN, 0); 2586 2587 scanDirTracedLI(mDrmAppPrivateInstallDir, mDefParseFlags 2588 | PackageParser.PARSE_FORWARD_LOCK, 2589 scanFlags | SCAN_REQUIRE_KNOWN, 0); 2590 2591 scanDirLI(mEphemeralInstallDir, mDefParseFlags 2592 | PackageParser.PARSE_IS_EPHEMERAL, 2593 scanFlags | SCAN_REQUIRE_KNOWN, 0); 2594 2595 /** 2596 * Remove disable package settings for any updated system 2597 * apps that were removed via an OTA. If they're not a 2598 * previously-updated app, remove them completely. 2599 * Otherwise, just revoke their system-level permissions. 2600 */ 2601 for (String deletedAppName : possiblyDeletedUpdatedSystemApps) { 2602 PackageParser.Package deletedPkg = mPackages.get(deletedAppName); 2603 mSettings.removeDisabledSystemPackageLPw(deletedAppName); 2604 2605 String msg; 2606 if (deletedPkg == null) { 2607 msg = "Updated system package " + deletedAppName 2608 + " no longer exists; it's data will be wiped"; 2609 // Actual deletion of code and data will be handled by later 2610 // reconciliation step 2611 } else { 2612 msg = "Updated system app + " + deletedAppName 2613 + " no longer present; removing system privileges for " 2614 + deletedAppName; 2615 2616 deletedPkg.applicationInfo.flags &= ~ApplicationInfo.FLAG_SYSTEM; 2617 2618 PackageSetting deletedPs = mSettings.mPackages.get(deletedAppName); 2619 deletedPs.pkgFlags &= ~ApplicationInfo.FLAG_SYSTEM; 2620 } 2621 logCriticalInfo(Log.WARN, msg); 2622 } 2623 2624 /** 2625 * Make sure all system apps that we expected to appear on 2626 * the userdata partition actually showed up. If they never 2627 * appeared, crawl back and revive the system version. 2628 */ 2629 for (int i = 0; i < mExpectingBetter.size(); i++) { 2630 final String packageName = mExpectingBetter.keyAt(i); 2631 if (!mPackages.containsKey(packageName)) { 2632 final File scanFile = mExpectingBetter.valueAt(i); 2633 2634 logCriticalInfo(Log.WARN, "Expected better " + packageName 2635 + " but never showed up; reverting to system"); 2636 2637 int reparseFlags = mDefParseFlags; 2638 if (FileUtils.contains(privilegedAppDir, scanFile)) { 2639 reparseFlags = PackageParser.PARSE_IS_SYSTEM 2640 | PackageParser.PARSE_IS_SYSTEM_DIR 2641 | PackageParser.PARSE_IS_PRIVILEGED; 2642 } else if (FileUtils.contains(systemAppDir, scanFile)) { 2643 reparseFlags = PackageParser.PARSE_IS_SYSTEM 2644 | PackageParser.PARSE_IS_SYSTEM_DIR; 2645 } else if (FileUtils.contains(vendorAppDir, scanFile)) { 2646 reparseFlags = PackageParser.PARSE_IS_SYSTEM 2647 | PackageParser.PARSE_IS_SYSTEM_DIR; 2648 } else if (FileUtils.contains(oemAppDir, scanFile)) { 2649 reparseFlags = PackageParser.PARSE_IS_SYSTEM 2650 | PackageParser.PARSE_IS_SYSTEM_DIR; 2651 } else { 2652 Slog.e(TAG, "Ignoring unexpected fallback path " + scanFile); 2653 continue; 2654 } 2655 2656 mSettings.enableSystemPackageLPw(packageName); 2657 2658 try { 2659 scanPackageTracedLI(scanFile, reparseFlags, scanFlags, 0, null); 2660 } catch (PackageManagerException e) { 2661 Slog.e(TAG, "Failed to parse original system package: " 2662 + e.getMessage()); 2663 } 2664 } 2665 } 2666 } 2667 mExpectingBetter.clear(); 2668 2669 // Resolve the storage manager. 2670 mStorageManagerPackage = getStorageManagerPackageName(); 2671 2672 // Resolve protected action filters. Only the setup wizard is allowed to 2673 // have a high priority filter for these actions. 2674 mSetupWizardPackage = getSetupWizardPackageName(); 2675 if (mProtectedFilters.size() > 0) { 2676 if (DEBUG_FILTERS && mSetupWizardPackage == null) { 2677 Slog.i(TAG, "No setup wizard;" 2678 + " All protected intents capped to priority 0"); 2679 } 2680 for (ActivityIntentInfo filter : mProtectedFilters) { 2681 if (filter.activity.info.packageName.equals(mSetupWizardPackage)) { 2682 if (DEBUG_FILTERS) { 2683 Slog.i(TAG, "Found setup wizard;" 2684 + " allow priority " + filter.getPriority() + ";" 2685 + " package: " + filter.activity.info.packageName 2686 + " activity: " + filter.activity.className 2687 + " priority: " + filter.getPriority()); 2688 } 2689 // skip setup wizard; allow it to keep the high priority filter 2690 continue; 2691 } 2692 Slog.w(TAG, "Protected action; cap priority to 0;" 2693 + " package: " + filter.activity.info.packageName 2694 + " activity: " + filter.activity.className 2695 + " origPrio: " + filter.getPriority()); 2696 filter.setPriority(0); 2697 } 2698 } 2699 mDeferProtectedFilters = false; 2700 mProtectedFilters.clear(); 2701 2702 // Now that we know all of the shared libraries, update all clients to have 2703 // the correct library paths. 2704 updateAllSharedLibrariesLPw(null); 2705 2706 for (SharedUserSetting setting : mSettings.getAllSharedUsersLPw()) { 2707 // NOTE: We ignore potential failures here during a system scan (like 2708 // the rest of the commands above) because there's precious little we 2709 // can do about it. A settings error is reported, though. 2710 adjustCpuAbisForSharedUserLPw(setting.packages, null /*scannedPackage*/); 2711 } 2712 2713 // Now that we know all the packages we are keeping, 2714 // read and update their last usage times. 2715 mPackageUsage.read(mPackages); 2716 mCompilerStats.read(); 2717 2718 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_SCAN_END, 2719 SystemClock.uptimeMillis()); 2720 Slog.i(TAG, "Time to scan packages: " 2721 + ((SystemClock.uptimeMillis()-startTime)/1000f) 2722 + " seconds"); 2723 2724 // If the platform SDK has changed since the last time we booted, 2725 // we need to re-grant app permission to catch any new ones that 2726 // appear. This is really a hack, and means that apps can in some 2727 // cases get permissions that the user didn't initially explicitly 2728 // allow... it would be nice to have some better way to handle 2729 // this situation. 2730 int updateFlags = UPDATE_PERMISSIONS_ALL; 2731 if (ver.sdkVersion != mSdkVersion) { 2732 Slog.i(TAG, "Platform changed from " + ver.sdkVersion + " to " 2733 + mSdkVersion + "; regranting permissions for internal storage"); 2734 updateFlags |= UPDATE_PERMISSIONS_REPLACE_PKG | UPDATE_PERMISSIONS_REPLACE_ALL; 2735 } 2736 updatePermissionsLPw(null, null, StorageManager.UUID_PRIVATE_INTERNAL, updateFlags); 2737 ver.sdkVersion = mSdkVersion; 2738 2739 // If this is the first boot or an update from pre-M, and it is a normal 2740 // boot, then we need to initialize the default preferred apps across 2741 // all defined users. 2742 if (!onlyCore && (mPromoteSystemApps || mFirstBoot)) { 2743 for (UserInfo user : sUserManager.getUsers(true)) { 2744 mSettings.applyDefaultPreferredAppsLPw(this, user.id); 2745 applyFactoryDefaultBrowserLPw(user.id); 2746 primeDomainVerificationsLPw(user.id); 2747 } 2748 } 2749 2750 // Prepare storage for system user really early during boot, 2751 // since core system apps like SettingsProvider and SystemUI 2752 // can't wait for user to start 2753 final int storageFlags; 2754 if (StorageManager.isFileEncryptedNativeOrEmulated()) { 2755 storageFlags = StorageManager.FLAG_STORAGE_DE; 2756 } else { 2757 storageFlags = StorageManager.FLAG_STORAGE_DE | StorageManager.FLAG_STORAGE_CE; 2758 } 2759 reconcileAppsDataLI(StorageManager.UUID_PRIVATE_INTERNAL, UserHandle.USER_SYSTEM, 2760 storageFlags, true /* migrateAppData */); 2761 2762 // If this is first boot after an OTA, and a normal boot, then 2763 // we need to clear code cache directories. 2764 // Note that we do *not* clear the application profiles. These remain valid 2765 // across OTAs and are used to drive profile verification (post OTA) and 2766 // profile compilation (without waiting to collect a fresh set of profiles). 2767 if (mIsUpgrade && !onlyCore) { 2768 Slog.i(TAG, "Build fingerprint changed; clearing code caches"); 2769 for (int i = 0; i < mSettings.mPackages.size(); i++) { 2770 final PackageSetting ps = mSettings.mPackages.valueAt(i); 2771 if (Objects.equals(StorageManager.UUID_PRIVATE_INTERNAL, ps.volumeUuid)) { 2772 // No apps are running this early, so no need to freeze 2773 clearAppDataLIF(ps.pkg, UserHandle.USER_ALL, 2774 StorageManager.FLAG_STORAGE_DE | StorageManager.FLAG_STORAGE_CE 2775 | Installer.FLAG_CLEAR_CODE_CACHE_ONLY); 2776 } 2777 } 2778 ver.fingerprint = Build.FINGERPRINT; 2779 } 2780 2781 checkDefaultBrowser(); 2782 2783 // clear only after permissions and other defaults have been updated 2784 mExistingSystemPackages.clear(); 2785 mPromoteSystemApps = false; 2786 2787 // All the changes are done during package scanning. 2788 ver.databaseVersion = Settings.CURRENT_DATABASE_VERSION; 2789 2790 // can downgrade to reader 2791 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "write settings"); 2792 mSettings.writeLPr(); 2793 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 2794 2795 // Perform dexopt on all apps that mark themselves as coreApps. We do this pretty 2796 // early on (before the package manager declares itself as early) because other 2797 // components in the system server might ask for package contexts for these apps. 2798 // 2799 // Note that "onlyCore" in this context means the system is encrypted or encrypting 2800 // (i.e, that the data partition is unavailable). 2801 if ((isFirstBoot() || isUpgrade() || VMRuntime.didPruneDalvikCache()) && !onlyCore) { 2802 long start = System.nanoTime(); 2803 List<PackageParser.Package> coreApps = new ArrayList<>(); 2804 for (PackageParser.Package pkg : mPackages.values()) { 2805 if (pkg.coreApp) { 2806 coreApps.add(pkg); 2807 } 2808 } 2809 2810 int[] stats = performDexOptUpgrade(coreApps, false, 2811 getCompilerFilterForReason(REASON_CORE_APP)); 2812 2813 final int elapsedTimeSeconds = 2814 (int) TimeUnit.NANOSECONDS.toSeconds(System.nanoTime() - start); 2815 MetricsLogger.histogram(mContext, "opt_coreapps_time_s", elapsedTimeSeconds); 2816 2817 if (DEBUG_DEXOPT) { 2818 Slog.i(TAG, "Dex-opt core apps took : " + elapsedTimeSeconds + " seconds (" + 2819 stats[0] + ", " + stats[1] + ", " + stats[2] + ")"); 2820 } 2821 2822 2823 // TODO: Should we log these stats to tron too ? 2824 // MetricsLogger.histogram(mContext, "opt_coreapps_num_dexopted", stats[0]); 2825 // MetricsLogger.histogram(mContext, "opt_coreapps_num_skipped", stats[1]); 2826 // MetricsLogger.histogram(mContext, "opt_coreapps_num_failed", stats[2]); 2827 // MetricsLogger.histogram(mContext, "opt_coreapps_num_total", coreApps.size()); 2828 } 2829 2830 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_READY, 2831 SystemClock.uptimeMillis()); 2832 2833 if (!mOnlyCore) { 2834 mRequiredVerifierPackage = getRequiredButNotReallyRequiredVerifierLPr(); 2835 mRequiredInstallerPackage = getRequiredInstallerLPr(); 2836 mRequiredUninstallerPackage = getRequiredUninstallerLPr(); 2837 mIntentFilterVerifierComponent = getIntentFilterVerifierComponentNameLPr(); 2838 mIntentFilterVerifier = new IntentVerifierProxy(mContext, 2839 mIntentFilterVerifierComponent); 2840 mServicesSystemSharedLibraryPackageName = getRequiredSharedLibraryLPr( 2841 PackageManager.SYSTEM_SHARED_LIBRARY_SERVICES, 2842 SharedLibraryInfo.VERSION_UNDEFINED); 2843 mSharedSystemSharedLibraryPackageName = getRequiredSharedLibraryLPr( 2844 PackageManager.SYSTEM_SHARED_LIBRARY_SHARED, 2845 SharedLibraryInfo.VERSION_UNDEFINED); 2846 } else { 2847 mRequiredVerifierPackage = null; 2848 mRequiredInstallerPackage = null; 2849 mRequiredUninstallerPackage = null; 2850 mIntentFilterVerifierComponent = null; 2851 mIntentFilterVerifier = null; 2852 mServicesSystemSharedLibraryPackageName = null; 2853 mSharedSystemSharedLibraryPackageName = null; 2854 } 2855 2856 mInstallerService = new PackageInstallerService(context, this); 2857 2858 final ComponentName ephemeralResolverComponent = getEphemeralResolverLPr(); 2859 if (ephemeralResolverComponent != null) { 2860 if (DEBUG_EPHEMERAL) { 2861 Slog.i(TAG, "Ephemeral resolver: " + ephemeralResolverComponent); 2862 } 2863 mEphemeralResolverConnection = 2864 new EphemeralResolverConnection(mContext, ephemeralResolverComponent); 2865 } else { 2866 mEphemeralResolverConnection = null; 2867 } 2868 mEphemeralInstallerComponent = getEphemeralInstallerLPr(); 2869 if (mEphemeralInstallerComponent != null) { 2870 if (DEBUG_EPHEMERAL) { 2871 Slog.i(TAG, "Ephemeral installer: " + mEphemeralInstallerComponent); 2872 } 2873 setUpEphemeralInstallerActivityLP(mEphemeralInstallerComponent); 2874 } 2875 2876 // Read and update the usage of dex files. 2877 // Do this at the end of PM init so that all the packages have their 2878 // data directory reconciled. 2879 // At this point we know the code paths of the packages, so we can validate 2880 // the disk file and build the internal cache. 2881 // The usage file is expected to be small so loading and verifying it 2882 // should take a fairly small time compare to the other activities (e.g. package 2883 // scanning). 2884 final Map<Integer, List<PackageInfo>> userPackages = new HashMap<>(); 2885 final int[] currentUserIds = UserManagerService.getInstance().getUserIds(); 2886 for (int userId : currentUserIds) { 2887 userPackages.put(userId, getInstalledPackages(/*flags*/ 0, userId).getList()); 2888 } 2889 mDexManager.load(userPackages); 2890 } // synchronized (mPackages) 2891 } // synchronized (mInstallLock) 2892 2893 // Now after opening every single application zip, make sure they 2894 // are all flushed. Not really needed, but keeps things nice and 2895 // tidy. 2896 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "GC"); 2897 Runtime.getRuntime().gc(); 2898 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 2899 2900 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "loadFallbacks"); 2901 FallbackCategoryProvider.loadFallbacks(); 2902 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 2903 2904 // The initial scanning above does many calls into installd while 2905 // holding the mPackages lock, but we're mostly interested in yelling 2906 // once we have a booted system. 2907 mInstaller.setWarnIfHeld(mPackages); 2908 2909 // Expose private service for system components to use. 2910 LocalServices.addService(PackageManagerInternal.class, new PackageManagerInternalImpl()); 2911 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 2912 } 2913 2914 private static File preparePackageParserCache(boolean isUpgrade) { 2915 if (!DEFAULT_PACKAGE_PARSER_CACHE_ENABLED) { 2916 return null; 2917 } 2918 2919 // Disable package parsing on eng builds to allow for faster incremental development. 2920 if ("eng".equals(Build.TYPE)) { 2921 return null; 2922 } 2923 2924 if (SystemProperties.getBoolean("pm.boot.disable_package_cache", false)) { 2925 Slog.i(TAG, "Disabling package parser cache due to system property."); 2926 return null; 2927 } 2928 2929 // The base directory for the package parser cache lives under /data/system/. 2930 final File cacheBaseDir = FileUtils.createDir(Environment.getDataSystemDirectory(), 2931 "package_cache"); 2932 if (cacheBaseDir == null) { 2933 return null; 2934 } 2935 2936 // If this is a system upgrade scenario, delete the contents of the package cache dir. 2937 // This also serves to "GC" unused entries when the package cache version changes (which 2938 // can only happen during upgrades). 2939 if (isUpgrade) { 2940 FileUtils.deleteContents(cacheBaseDir); 2941 } 2942 2943 2944 // Return the versioned package cache directory. This is something like 2945 // "/data/system/package_cache/1" 2946 File cacheDir = FileUtils.createDir(cacheBaseDir, PACKAGE_PARSER_CACHE_VERSION); 2947 2948 // The following is a workaround to aid development on non-numbered userdebug 2949 // builds or cases where "adb sync" is used on userdebug builds. If we detect that 2950 // the system partition is newer. 2951 // 2952 // NOTE: When no BUILD_NUMBER is set by the build system, it defaults to a build 2953 // that starts with "eng." to signify that this is an engineering build and not 2954 // destined for release. 2955 if ("userdebug".equals(Build.TYPE) && Build.VERSION.INCREMENTAL.startsWith("eng.")) { 2956 Slog.w(TAG, "Wiping cache directory because the system partition changed."); 2957 2958 // Heuristic: If the /system directory has been modified recently due to an "adb sync" 2959 // or a regular make, then blow away the cache. Note that mtimes are *NOT* reliable 2960 // in general and should not be used for production changes. In this specific case, 2961 // we know that they will work. 2962 File frameworkDir = new File(Environment.getRootDirectory(), "framework"); 2963 if (cacheDir.lastModified() < frameworkDir.lastModified()) { 2964 FileUtils.deleteContents(cacheBaseDir); 2965 cacheDir = FileUtils.createDir(cacheBaseDir, PACKAGE_PARSER_CACHE_VERSION); 2966 } 2967 } 2968 2969 return cacheDir; 2970 } 2971 2972 @Override 2973 public boolean isFirstBoot() { 2974 return mFirstBoot; 2975 } 2976 2977 @Override 2978 public boolean isOnlyCoreApps() { 2979 return mOnlyCore; 2980 } 2981 2982 @Override 2983 public boolean isUpgrade() { 2984 return mIsUpgrade; 2985 } 2986 2987 private @Nullable String getRequiredButNotReallyRequiredVerifierLPr() { 2988 final Intent intent = new Intent(Intent.ACTION_PACKAGE_NEEDS_VERIFICATION); 2989 2990 final List<ResolveInfo> matches = queryIntentReceiversInternal(intent, PACKAGE_MIME_TYPE, 2991 MATCH_SYSTEM_ONLY | MATCH_DIRECT_BOOT_AWARE | MATCH_DIRECT_BOOT_UNAWARE, 2992 UserHandle.USER_SYSTEM); 2993 if (matches.size() == 1) { 2994 return matches.get(0).getComponentInfo().packageName; 2995 } else if (matches.size() == 0) { 2996 Log.e(TAG, "There should probably be a verifier, but, none were found"); 2997 return null; 2998 } 2999 throw new RuntimeException("There must be exactly one verifier; found " + matches); 3000 } 3001 3002 private @NonNull String getRequiredSharedLibraryLPr(String name, int version) { 3003 synchronized (mPackages) { 3004 SharedLibraryEntry libraryEntry = getSharedLibraryEntryLPr(name, version); 3005 if (libraryEntry == null) { 3006 throw new IllegalStateException("Missing required shared library:" + name); 3007 } 3008 return libraryEntry.apk; 3009 } 3010 } 3011 3012 private @NonNull String getRequiredInstallerLPr() { 3013 final Intent intent = new Intent(Intent.ACTION_INSTALL_PACKAGE); 3014 intent.addCategory(Intent.CATEGORY_DEFAULT); 3015 intent.setDataAndType(Uri.fromFile(new File("foo.apk")), PACKAGE_MIME_TYPE); 3016 3017 final List<ResolveInfo> matches = queryIntentActivitiesInternal(intent, PACKAGE_MIME_TYPE, 3018 MATCH_SYSTEM_ONLY | MATCH_DIRECT_BOOT_AWARE | MATCH_DIRECT_BOOT_UNAWARE, 3019 UserHandle.USER_SYSTEM); 3020 if (matches.size() == 1) { 3021 ResolveInfo resolveInfo = matches.get(0); 3022 if (!resolveInfo.activityInfo.applicationInfo.isPrivilegedApp()) { 3023 throw new RuntimeException("The installer must be a privileged app"); 3024 } 3025 return matches.get(0).getComponentInfo().packageName; 3026 } else { 3027 throw new RuntimeException("There must be exactly one installer; found " + matches); 3028 } 3029 } 3030 3031 private @NonNull String getRequiredUninstallerLPr() { 3032 final Intent intent = new Intent(Intent.ACTION_UNINSTALL_PACKAGE); 3033 intent.addCategory(Intent.CATEGORY_DEFAULT); 3034 intent.setData(Uri.fromParts(PACKAGE_SCHEME, "foo.bar", null)); 3035 3036 final ResolveInfo resolveInfo = resolveIntent(intent, null, 3037 MATCH_SYSTEM_ONLY | MATCH_DIRECT_BOOT_AWARE | MATCH_DIRECT_BOOT_UNAWARE, 3038 UserHandle.USER_SYSTEM); 3039 if (resolveInfo == null || 3040 mResolveActivity.name.equals(resolveInfo.getComponentInfo().name)) { 3041 throw new RuntimeException("There must be exactly one uninstaller; found " 3042 + resolveInfo); 3043 } 3044 return resolveInfo.getComponentInfo().packageName; 3045 } 3046 3047 private @NonNull ComponentName getIntentFilterVerifierComponentNameLPr() { 3048 final Intent intent = new Intent(Intent.ACTION_INTENT_FILTER_NEEDS_VERIFICATION); 3049 3050 final List<ResolveInfo> matches = queryIntentReceiversInternal(intent, PACKAGE_MIME_TYPE, 3051 MATCH_SYSTEM_ONLY | MATCH_DIRECT_BOOT_AWARE | MATCH_DIRECT_BOOT_UNAWARE, 3052 UserHandle.USER_SYSTEM); 3053 ResolveInfo best = null; 3054 final int N = matches.size(); 3055 for (int i = 0; i < N; i++) { 3056 final ResolveInfo cur = matches.get(i); 3057 final String packageName = cur.getComponentInfo().packageName; 3058 if (checkPermission(android.Manifest.permission.INTENT_FILTER_VERIFICATION_AGENT, 3059 packageName, UserHandle.USER_SYSTEM) != PackageManager.PERMISSION_GRANTED) { 3060 continue; 3061 } 3062 3063 if (best == null || cur.priority > best.priority) { 3064 best = cur; 3065 } 3066 } 3067 3068 if (best != null) { 3069 return best.getComponentInfo().getComponentName(); 3070 } else { 3071 throw new RuntimeException("There must be at least one intent filter verifier"); 3072 } 3073 } 3074 3075 private @Nullable ComponentName getEphemeralResolverLPr() { 3076 final String[] packageArray = 3077 mContext.getResources().getStringArray(R.array.config_ephemeralResolverPackage); 3078 if (packageArray.length == 0 && !Build.IS_DEBUGGABLE) { 3079 if (DEBUG_EPHEMERAL) { 3080 Slog.d(TAG, "Ephemeral resolver NOT found; empty package list"); 3081 } 3082 return null; 3083 } 3084 3085 final int resolveFlags = 3086 MATCH_DIRECT_BOOT_AWARE 3087 | MATCH_DIRECT_BOOT_UNAWARE 3088 | (!Build.IS_DEBUGGABLE ? MATCH_SYSTEM_ONLY : 0); 3089 final Intent resolverIntent = new Intent(Intent.ACTION_RESOLVE_EPHEMERAL_PACKAGE); 3090 final List<ResolveInfo> resolvers = queryIntentServicesInternal(resolverIntent, null, 3091 resolveFlags, UserHandle.USER_SYSTEM); 3092 3093 final int N = resolvers.size(); 3094 if (N == 0) { 3095 if (DEBUG_EPHEMERAL) { 3096 Slog.d(TAG, "Ephemeral resolver NOT found; no matching intent filters"); 3097 } 3098 return null; 3099 } 3100 3101 final Set<String> possiblePackages = new ArraySet<>(Arrays.asList(packageArray)); 3102 for (int i = 0; i < N; i++) { 3103 final ResolveInfo info = resolvers.get(i); 3104 3105 if (info.serviceInfo == null) { 3106 continue; 3107 } 3108 3109 final String packageName = info.serviceInfo.packageName; 3110 if (!possiblePackages.contains(packageName) && !Build.IS_DEBUGGABLE) { 3111 if (DEBUG_EPHEMERAL) { 3112 Slog.d(TAG, "Ephemeral resolver not in allowed package list;" 3113 + " pkg: " + packageName + ", info:" + info); 3114 } 3115 continue; 3116 } 3117 3118 if (DEBUG_EPHEMERAL) { 3119 Slog.v(TAG, "Ephemeral resolver found;" 3120 + " pkg: " + packageName + ", info:" + info); 3121 } 3122 return new ComponentName(packageName, info.serviceInfo.name); 3123 } 3124 if (DEBUG_EPHEMERAL) { 3125 Slog.v(TAG, "Ephemeral resolver NOT found"); 3126 } 3127 return null; 3128 } 3129 3130 private @Nullable ComponentName getEphemeralInstallerLPr() { 3131 final Intent intent = new Intent(Intent.ACTION_INSTALL_EPHEMERAL_PACKAGE); 3132 intent.addCategory(Intent.CATEGORY_DEFAULT); 3133 intent.setDataAndType(Uri.fromFile(new File("foo.apk")), PACKAGE_MIME_TYPE); 3134 3135 final int resolveFlags = 3136 MATCH_DIRECT_BOOT_AWARE 3137 | MATCH_DIRECT_BOOT_UNAWARE 3138 | (!Build.IS_DEBUGGABLE ? MATCH_SYSTEM_ONLY : 0); 3139 final List<ResolveInfo> matches = queryIntentActivitiesInternal(intent, PACKAGE_MIME_TYPE, 3140 resolveFlags, UserHandle.USER_SYSTEM); 3141 Iterator<ResolveInfo> iter = matches.iterator(); 3142 while (iter.hasNext()) { 3143 final ResolveInfo rInfo = iter.next(); 3144 final PackageSetting ps = mSettings.mPackages.get(rInfo.activityInfo.packageName); 3145 if (ps != null) { 3146 final PermissionsState permissionsState = ps.getPermissionsState(); 3147 if (permissionsState.hasPermission(Manifest.permission.INSTALL_PACKAGES, 0)) { 3148 continue; 3149 } 3150 } 3151 iter.remove(); 3152 } 3153 if (matches.size() == 0) { 3154 return null; 3155 } else if (matches.size() == 1) { 3156 return matches.get(0).getComponentInfo().getComponentName(); 3157 } else { 3158 throw new RuntimeException( 3159 "There must be at most one ephemeral installer; found " + matches); 3160 } 3161 } 3162 3163 private void primeDomainVerificationsLPw(int userId) { 3164 if (DEBUG_DOMAIN_VERIFICATION) { 3165 Slog.d(TAG, "Priming domain verifications in user " + userId); 3166 } 3167 3168 SystemConfig systemConfig = SystemConfig.getInstance(); 3169 ArraySet<String> packages = systemConfig.getLinkedApps(); 3170 3171 for (String packageName : packages) { 3172 PackageParser.Package pkg = mPackages.get(packageName); 3173 if (pkg != null) { 3174 if (!pkg.isSystemApp()) { 3175 Slog.w(TAG, "Non-system app '" + packageName + "' in sysconfig <app-link>"); 3176 continue; 3177 } 3178 3179 ArraySet<String> domains = null; 3180 for (PackageParser.Activity a : pkg.activities) { 3181 for (ActivityIntentInfo filter : a.intents) { 3182 if (hasValidDomains(filter)) { 3183 if (domains == null) { 3184 domains = new ArraySet<String>(); 3185 } 3186 domains.addAll(filter.getHostsList()); 3187 } 3188 } 3189 } 3190 3191 if (domains != null && domains.size() > 0) { 3192 if (DEBUG_DOMAIN_VERIFICATION) { 3193 Slog.v(TAG, " + " + packageName); 3194 } 3195 // 'Undefined' in the global IntentFilterVerificationInfo, i.e. the usual 3196 // state w.r.t. the formal app-linkage "no verification attempted" state; 3197 // and then 'always' in the per-user state actually used for intent resolution. 3198 final IntentFilterVerificationInfo ivi; 3199 ivi = mSettings.createIntentFilterVerificationIfNeededLPw(packageName, domains); 3200 ivi.setStatus(INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED); 3201 mSettings.updateIntentFilterVerificationStatusLPw(packageName, 3202 INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS, userId); 3203 } else { 3204 Slog.w(TAG, "Sysconfig <app-link> package '" + packageName 3205 + "' does not handle web links"); 3206 } 3207 } else { 3208 Slog.w(TAG, "Unknown package " + packageName + " in sysconfig <app-link>"); 3209 } 3210 } 3211 3212 scheduleWritePackageRestrictionsLocked(userId); 3213 scheduleWriteSettingsLocked(); 3214 } 3215 3216 private void applyFactoryDefaultBrowserLPw(int userId) { 3217 // The default browser app's package name is stored in a string resource, 3218 // with a product-specific overlay used for vendor customization. 3219 String browserPkg = mContext.getResources().getString( 3220 com.android.internal.R.string.default_browser); 3221 if (!TextUtils.isEmpty(browserPkg)) { 3222 // non-empty string => required to be a known package 3223 PackageSetting ps = mSettings.mPackages.get(browserPkg); 3224 if (ps == null) { 3225 Slog.e(TAG, "Product default browser app does not exist: " + browserPkg); 3226 browserPkg = null; 3227 } else { 3228 mSettings.setDefaultBrowserPackageNameLPw(browserPkg, userId); 3229 } 3230 } 3231 3232 // Nothing valid explicitly set? Make the factory-installed browser the explicit 3233 // default. If there's more than one, just leave everything alone. 3234 if (browserPkg == null) { 3235 calculateDefaultBrowserLPw(userId); 3236 } 3237 } 3238 3239 private void calculateDefaultBrowserLPw(int userId) { 3240 List<String> allBrowsers = resolveAllBrowserApps(userId); 3241 final String browserPkg = (allBrowsers.size() == 1) ? allBrowsers.get(0) : null; 3242 mSettings.setDefaultBrowserPackageNameLPw(browserPkg, userId); 3243 } 3244 3245 private List<String> resolveAllBrowserApps(int userId) { 3246 // Resolve the canonical browser intent and check that the handleAllWebDataURI boolean is set 3247 List<ResolveInfo> list = queryIntentActivitiesInternal(sBrowserIntent, null, 3248 PackageManager.MATCH_ALL, userId); 3249 3250 final int count = list.size(); 3251 List<String> result = new ArrayList<String>(count); 3252 for (int i=0; i<count; i++) { 3253 ResolveInfo info = list.get(i); 3254 if (info.activityInfo == null 3255 || !info.handleAllWebDataURI 3256 || (info.activityInfo.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) == 0 3257 || result.contains(info.activityInfo.packageName)) { 3258 continue; 3259 } 3260 result.add(info.activityInfo.packageName); 3261 } 3262 3263 return result; 3264 } 3265 3266 private boolean packageIsBrowser(String packageName, int userId) { 3267 List<ResolveInfo> list = queryIntentActivitiesInternal(sBrowserIntent, null, 3268 PackageManager.MATCH_ALL, userId); 3269 final int N = list.size(); 3270 for (int i = 0; i < N; i++) { 3271 ResolveInfo info = list.get(i); 3272 if (packageName.equals(info.activityInfo.packageName)) { 3273 return true; 3274 } 3275 } 3276 return false; 3277 } 3278 3279 private void checkDefaultBrowser() { 3280 final int myUserId = UserHandle.myUserId(); 3281 final String packageName = getDefaultBrowserPackageName(myUserId); 3282 if (packageName != null) { 3283 PackageInfo info = getPackageInfo(packageName, 0, myUserId); 3284 if (info == null) { 3285 Slog.w(TAG, "Default browser no longer installed: " + packageName); 3286 synchronized (mPackages) { 3287 applyFactoryDefaultBrowserLPw(myUserId); // leaves ambiguous when > 1 3288 } 3289 } 3290 } 3291 } 3292 3293 @Override 3294 public boolean onTransact(int code, Parcel data, Parcel reply, int flags) 3295 throws RemoteException { 3296 try { 3297 return super.onTransact(code, data, reply, flags); 3298 } catch (RuntimeException e) { 3299 if (!(e instanceof SecurityException) && !(e instanceof IllegalArgumentException)) { 3300 Slog.wtf(TAG, "Package Manager Crash", e); 3301 } 3302 throw e; 3303 } 3304 } 3305 3306 static int[] appendInts(int[] cur, int[] add) { 3307 if (add == null) return cur; 3308 if (cur == null) return add; 3309 final int N = add.length; 3310 for (int i=0; i<N; i++) { 3311 cur = appendInt(cur, add[i]); 3312 } 3313 return cur; 3314 } 3315 3316 private PackageInfo generatePackageInfo(PackageSetting ps, int flags, int userId) { 3317 if (!sUserManager.exists(userId)) return null; 3318 if (ps == null) { 3319 return null; 3320 } 3321 final PackageParser.Package p = ps.pkg; 3322 if (p == null) { 3323 return null; 3324 } 3325 // Filter out ephemeral app metadata: 3326 // * The system/shell/root can see metadata for any app 3327 // * An installed app can see metadata for 1) other installed apps 3328 // and 2) ephemeral apps that have explicitly interacted with it 3329 // * Ephemeral apps can only see their own metadata 3330 // * Holding a signature permission allows seeing instant apps 3331 final int callingAppId = UserHandle.getAppId(Binder.getCallingUid()); 3332 if (callingAppId != Process.SYSTEM_UID 3333 && callingAppId != Process.SHELL_UID 3334 && callingAppId != Process.ROOT_UID 3335 && checkUidPermission(Manifest.permission.ACCESS_INSTANT_APPS, 3336 Binder.getCallingUid()) != PackageManager.PERMISSION_GRANTED) { 3337 final String ephemeralPackageName = getEphemeralPackageName(Binder.getCallingUid()); 3338 if (ephemeralPackageName != null) { 3339 // ephemeral apps can only get information on themselves 3340 if (!ephemeralPackageName.equals(p.packageName)) { 3341 return null; 3342 } 3343 } else { 3344 if (p.applicationInfo.isInstantApp()) { 3345 // only get access to the ephemeral app if we've been granted access 3346 if (!mInstantAppRegistry.isInstantAccessGranted( 3347 userId, callingAppId, ps.appId)) { 3348 return null; 3349 } 3350 } 3351 } 3352 } 3353 3354 final PermissionsState permissionsState = ps.getPermissionsState(); 3355 3356 // Compute GIDs only if requested 3357 final int[] gids = (flags & PackageManager.GET_GIDS) == 0 3358 ? EMPTY_INT_ARRAY : permissionsState.computeGids(userId); 3359 // Compute granted permissions only if package has requested permissions 3360 final Set<String> permissions = ArrayUtils.isEmpty(p.requestedPermissions) 3361 ? Collections.<String>emptySet() : permissionsState.getPermissions(userId); 3362 final PackageUserState state = ps.readUserState(userId); 3363 3364 if ((flags & MATCH_UNINSTALLED_PACKAGES) != 0 3365 && ps.isSystem()) { 3366 flags |= MATCH_ANY_USER; 3367 } 3368 3369 PackageInfo packageInfo = PackageParser.generatePackageInfo(p, gids, flags, 3370 ps.firstInstallTime, ps.lastUpdateTime, permissions, state, userId); 3371 3372 if (packageInfo == null) { 3373 return null; 3374 } 3375 3376 packageInfo.packageName = packageInfo.applicationInfo.packageName = 3377 resolveExternalPackageNameLPr(p); 3378 3379 return packageInfo; 3380 } 3381 3382 @Override 3383 public void checkPackageStartable(String packageName, int userId) { 3384 final boolean userKeyUnlocked = StorageManager.isUserKeyUnlocked(userId); 3385 3386 synchronized (mPackages) { 3387 final PackageSetting ps = mSettings.mPackages.get(packageName); 3388 if (ps == null) { 3389 throw new SecurityException("Package " + packageName + " was not found!"); 3390 } 3391 3392 if (!ps.getInstalled(userId)) { 3393 throw new SecurityException( 3394 "Package " + packageName + " was not installed for user " + userId + "!"); 3395 } 3396 3397 if (mSafeMode && !ps.isSystem()) { 3398 throw new SecurityException("Package " + packageName + " not a system app!"); 3399 } 3400 3401 if (mFrozenPackages.contains(packageName)) { 3402 throw new SecurityException("Package " + packageName + " is currently frozen!"); 3403 } 3404 3405 if (!userKeyUnlocked && !(ps.pkg.applicationInfo.isDirectBootAware() 3406 || ps.pkg.applicationInfo.isPartiallyDirectBootAware())) { 3407 throw new SecurityException("Package " + packageName + " is not encryption aware!"); 3408 } 3409 } 3410 } 3411 3412 @Override 3413 public boolean isPackageAvailable(String packageName, int userId) { 3414 if (!sUserManager.exists(userId)) return false; 3415 enforceCrossUserPermission(Binder.getCallingUid(), userId, 3416 false /* requireFullPermission */, false /* checkShell */, "is package available"); 3417 synchronized (mPackages) { 3418 PackageParser.Package p = mPackages.get(packageName); 3419 if (p != null) { 3420 final PackageSetting ps = (PackageSetting) p.mExtras; 3421 if (ps != null) { 3422 final PackageUserState state = ps.readUserState(userId); 3423 if (state != null) { 3424 return PackageParser.isAvailable(state); 3425 } 3426 } 3427 } 3428 } 3429 return false; 3430 } 3431 3432 @Override 3433 public PackageInfo getPackageInfo(String packageName, int flags, int userId) { 3434 return getPackageInfoInternal(packageName, PackageManager.VERSION_CODE_HIGHEST, 3435 flags, userId); 3436 } 3437 3438 @Override 3439 public PackageInfo getPackageInfoVersioned(VersionedPackage versionedPackage, 3440 int flags, int userId) { 3441 return getPackageInfoInternal(versionedPackage.getPackageName(), 3442 // TODO: We will change version code to long, so in the new API it is long 3443 (int) versionedPackage.getVersionCode(), flags, userId); 3444 } 3445 3446 private PackageInfo getPackageInfoInternal(String packageName, int versionCode, 3447 int flags, int userId) { 3448 if (!sUserManager.exists(userId)) return null; 3449 flags = updateFlagsForPackage(flags, userId, packageName); 3450 enforceCrossUserPermission(Binder.getCallingUid(), userId, 3451 false /* requireFullPermission */, false /* checkShell */, "get package info"); 3452 3453 // reader 3454 synchronized (mPackages) { 3455 // Normalize package name to handle renamed packages and static libs 3456 packageName = resolveInternalPackageNameLPr(packageName, versionCode); 3457 3458 final boolean matchFactoryOnly = (flags & MATCH_FACTORY_ONLY) != 0; 3459 if (matchFactoryOnly) { 3460 final PackageSetting ps = mSettings.getDisabledSystemPkgLPr(packageName); 3461 if (ps != null) { 3462 if (filterSharedLibPackageLPr(ps, Binder.getCallingUid(), userId)) { 3463 return null; 3464 } 3465 return generatePackageInfo(ps, flags, userId); 3466 } 3467 } 3468 3469 PackageParser.Package p = mPackages.get(packageName); 3470 if (matchFactoryOnly && p != null && !isSystemApp(p)) { 3471 return null; 3472 } 3473 if (DEBUG_PACKAGE_INFO) 3474 Log.v(TAG, "getPackageInfo " + packageName + ": " + p); 3475 if (p != null) { 3476 if (filterSharedLibPackageLPr((PackageSetting) p.mExtras, 3477 Binder.getCallingUid(), userId)) { 3478 return null; 3479 } 3480 return generatePackageInfo((PackageSetting)p.mExtras, flags, userId); 3481 } 3482 if (!matchFactoryOnly && (flags & MATCH_KNOWN_PACKAGES) != 0) { 3483 final PackageSetting ps = mSettings.mPackages.get(packageName); 3484 if (filterSharedLibPackageLPr(ps, Binder.getCallingUid(), userId)) { 3485 return null; 3486 } 3487 return generatePackageInfo(ps, flags, userId); 3488 } 3489 } 3490 return null; 3491 } 3492 3493 3494 private boolean filterSharedLibPackageLPr(@Nullable PackageSetting ps, int uid, int userId) { 3495 // System/shell/root get to see all static libs 3496 final int appId = UserHandle.getAppId(uid); 3497 if (appId == Process.SYSTEM_UID || appId == Process.SHELL_UID 3498 || appId == Process.ROOT_UID) { 3499 return false; 3500 } 3501 3502 // No package means no static lib as it is always on internal storage 3503 if (ps == null || ps.pkg == null || !ps.pkg.applicationInfo.isStaticSharedLibrary()) { 3504 return false; 3505 } 3506 3507 final SharedLibraryEntry libEntry = getSharedLibraryEntryLPr(ps.pkg.staticSharedLibName, 3508 ps.pkg.staticSharedLibVersion); 3509 if (libEntry == null) { 3510 return false; 3511 } 3512 3513 final int resolvedUid = UserHandle.getUid(userId, UserHandle.getAppId(uid)); 3514 final String[] uidPackageNames = getPackagesForUid(resolvedUid); 3515 if (uidPackageNames == null) { 3516 return true; 3517 } 3518 3519 for (String uidPackageName : uidPackageNames) { 3520 if (ps.name.equals(uidPackageName)) { 3521 return false; 3522 } 3523 PackageSetting uidPs = mSettings.getPackageLPr(uidPackageName); 3524 if (uidPs != null) { 3525 final int index = ArrayUtils.indexOf(uidPs.usesStaticLibraries, 3526 libEntry.info.getName()); 3527 if (index < 0) { 3528 continue; 3529 } 3530 if (uidPs.pkg.usesStaticLibrariesVersions[index] == libEntry.info.getVersion()) { 3531 return false; 3532 } 3533 } 3534 } 3535 return true; 3536 } 3537 3538 @Override 3539 public String[] currentToCanonicalPackageNames(String[] names) { 3540 String[] out = new String[names.length]; 3541 // reader 3542 synchronized (mPackages) { 3543 for (int i=names.length-1; i>=0; i--) { 3544 PackageSetting ps = mSettings.mPackages.get(names[i]); 3545 out[i] = ps != null && ps.realName != null ? ps.realName : names[i]; 3546 } 3547 } 3548 return out; 3549 } 3550 3551 @Override 3552 public String[] canonicalToCurrentPackageNames(String[] names) { 3553 String[] out = new String[names.length]; 3554 // reader 3555 synchronized (mPackages) { 3556 for (int i=names.length-1; i>=0; i--) { 3557 String cur = mSettings.getRenamedPackageLPr(names[i]); 3558 out[i] = cur != null ? cur : names[i]; 3559 } 3560 } 3561 return out; 3562 } 3563 3564 @Override 3565 public int getPackageUid(String packageName, int flags, int userId) { 3566 if (!sUserManager.exists(userId)) return -1; 3567 flags = updateFlagsForPackage(flags, userId, packageName); 3568 enforceCrossUserPermission(Binder.getCallingUid(), userId, 3569 false /* requireFullPermission */, false /* checkShell */, "get package uid"); 3570 3571 // reader 3572 synchronized (mPackages) { 3573 final PackageParser.Package p = mPackages.get(packageName); 3574 if (p != null && p.isMatch(flags)) { 3575 return UserHandle.getUid(userId, p.applicationInfo.uid); 3576 } 3577 if ((flags & MATCH_KNOWN_PACKAGES) != 0) { 3578 final PackageSetting ps = mSettings.mPackages.get(packageName); 3579 if (ps != null && ps.isMatch(flags)) { 3580 return UserHandle.getUid(userId, ps.appId); 3581 } 3582 } 3583 } 3584 3585 return -1; 3586 } 3587 3588 @Override 3589 public int[] getPackageGids(String packageName, int flags, int userId) { 3590 if (!sUserManager.exists(userId)) return null; 3591 flags = updateFlagsForPackage(flags, userId, packageName); 3592 enforceCrossUserPermission(Binder.getCallingUid(), userId, 3593 false /* requireFullPermission */, false /* checkShell */, 3594 "getPackageGids"); 3595 3596 // reader 3597 synchronized (mPackages) { 3598 final PackageParser.Package p = mPackages.get(packageName); 3599 if (p != null && p.isMatch(flags)) { 3600 PackageSetting ps = (PackageSetting) p.mExtras; 3601 // TODO: Shouldn't this be checking for package installed state for userId and 3602 // return null? 3603 return ps.getPermissionsState().computeGids(userId); 3604 } 3605 if ((flags & MATCH_KNOWN_PACKAGES) != 0) { 3606 final PackageSetting ps = mSettings.mPackages.get(packageName); 3607 if (ps != null && ps.isMatch(flags)) { 3608 return ps.getPermissionsState().computeGids(userId); 3609 } 3610 } 3611 } 3612 3613 return null; 3614 } 3615 3616 static PermissionInfo generatePermissionInfo(BasePermission bp, int flags) { 3617 if (bp.perm != null) { 3618 return PackageParser.generatePermissionInfo(bp.perm, flags); 3619 } 3620 PermissionInfo pi = new PermissionInfo(); 3621 pi.name = bp.name; 3622 pi.packageName = bp.sourcePackage; 3623 pi.nonLocalizedLabel = bp.name; 3624 pi.protectionLevel = bp.protectionLevel; 3625 return pi; 3626 } 3627 3628 @Override 3629 public PermissionInfo getPermissionInfo(String name, int flags) { 3630 // reader 3631 synchronized (mPackages) { 3632 final BasePermission p = mSettings.mPermissions.get(name); 3633 if (p != null) { 3634 return generatePermissionInfo(p, flags); 3635 } 3636 return null; 3637 } 3638 } 3639 3640 @Override 3641 public @Nullable ParceledListSlice<PermissionInfo> queryPermissionsByGroup(String group, 3642 int flags) { 3643 // reader 3644 synchronized (mPackages) { 3645 if (group != null && !mPermissionGroups.containsKey(group)) { 3646 // This is thrown as NameNotFoundException 3647 return null; 3648 } 3649 3650 ArrayList<PermissionInfo> out = new ArrayList<PermissionInfo>(10); 3651 for (BasePermission p : mSettings.mPermissions.values()) { 3652 if (group == null) { 3653 if (p.perm == null || p.perm.info.group == null) { 3654 out.add(generatePermissionInfo(p, flags)); 3655 } 3656 } else { 3657 if (p.perm != null && group.equals(p.perm.info.group)) { 3658 out.add(PackageParser.generatePermissionInfo(p.perm, flags)); 3659 } 3660 } 3661 } 3662 return new ParceledListSlice<>(out); 3663 } 3664 } 3665 3666 @Override 3667 public PermissionGroupInfo getPermissionGroupInfo(String name, int flags) { 3668 // reader 3669 synchronized (mPackages) { 3670 return PackageParser.generatePermissionGroupInfo( 3671 mPermissionGroups.get(name), flags); 3672 } 3673 } 3674 3675 @Override 3676 public @NonNull ParceledListSlice<PermissionGroupInfo> getAllPermissionGroups(int flags) { 3677 // reader 3678 synchronized (mPackages) { 3679 final int N = mPermissionGroups.size(); 3680 ArrayList<PermissionGroupInfo> out 3681 = new ArrayList<PermissionGroupInfo>(N); 3682 for (PackageParser.PermissionGroup pg : mPermissionGroups.values()) { 3683 out.add(PackageParser.generatePermissionGroupInfo(pg, flags)); 3684 } 3685 return new ParceledListSlice<>(out); 3686 } 3687 } 3688 3689 private ApplicationInfo generateApplicationInfoFromSettingsLPw(String packageName, int flags, 3690 int uid, int userId) { 3691 if (!sUserManager.exists(userId)) return null; 3692 PackageSetting ps = mSettings.mPackages.get(packageName); 3693 if (ps != null) { 3694 if (filterSharedLibPackageLPr(ps, uid, userId)) { 3695 return null; 3696 } 3697 if (ps.pkg == null) { 3698 final PackageInfo pInfo = generatePackageInfo(ps, flags, userId); 3699 if (pInfo != null) { 3700 return pInfo.applicationInfo; 3701 } 3702 return null; 3703 } 3704 ApplicationInfo ai = PackageParser.generateApplicationInfo(ps.pkg, flags, 3705 ps.readUserState(userId), userId); 3706 if (ai != null) { 3707 ai.packageName = resolveExternalPackageNameLPr(ps.pkg); 3708 } 3709 return ai; 3710 } 3711 return null; 3712 } 3713 3714 @Override 3715 public ApplicationInfo getApplicationInfo(String packageName, int flags, int userId) { 3716 if (!sUserManager.exists(userId)) return null; 3717 flags = updateFlagsForApplication(flags, userId, packageName); 3718 enforceCrossUserPermission(Binder.getCallingUid(), userId, 3719 false /* requireFullPermission */, false /* checkShell */, "get application info"); 3720 3721 // writer 3722 synchronized (mPackages) { 3723 // Normalize package name to handle renamed packages and static libs 3724 packageName = resolveInternalPackageNameLPr(packageName, 3725 PackageManager.VERSION_CODE_HIGHEST); 3726 3727 PackageParser.Package p = mPackages.get(packageName); 3728 if (DEBUG_PACKAGE_INFO) Log.v( 3729 TAG, "getApplicationInfo " + packageName 3730 + ": " + p); 3731 if (p != null) { 3732 PackageSetting ps = mSettings.mPackages.get(packageName); 3733 if (ps == null) return null; 3734 if (filterSharedLibPackageLPr(ps, Binder.getCallingUid(), userId)) { 3735 return null; 3736 } 3737 // Note: isEnabledLP() does not apply here - always return info 3738 ApplicationInfo ai = PackageParser.generateApplicationInfo( 3739 p, flags, ps.readUserState(userId), userId); 3740 if (ai != null) { 3741 ai.packageName = resolveExternalPackageNameLPr(p); 3742 } 3743 return ai; 3744 } 3745 if ("android".equals(packageName)||"system".equals(packageName)) { 3746 return mAndroidApplication; 3747 } 3748 if ((flags & MATCH_KNOWN_PACKAGES) != 0) { 3749 // Already generates the external package name 3750 return generateApplicationInfoFromSettingsLPw(packageName, 3751 Binder.getCallingUid(), flags, userId); 3752 } 3753 } 3754 return null; 3755 } 3756 3757 private String normalizePackageNameLPr(String packageName) { 3758 String normalizedPackageName = mSettings.getRenamedPackageLPr(packageName); 3759 return normalizedPackageName != null ? normalizedPackageName : packageName; 3760 } 3761 3762 @Override 3763 public void freeStorageAndNotify(final String volumeUuid, final long freeStorageSize, 3764 final IPackageDataObserver observer) { 3765 mContext.enforceCallingOrSelfPermission( 3766 android.Manifest.permission.CLEAR_APP_CACHE, null); 3767 // Queue up an async operation since clearing cache may take a little while. 3768 mHandler.post(new Runnable() { 3769 public void run() { 3770 mHandler.removeCallbacks(this); 3771 boolean success = true; 3772 synchronized (mInstallLock) { 3773 try { 3774 mInstaller.freeCache(volumeUuid, freeStorageSize, 0); 3775 } catch (InstallerException e) { 3776 Slog.w(TAG, "Couldn't clear application caches: " + e); 3777 success = false; 3778 } 3779 } 3780 if (observer != null) { 3781 try { 3782 observer.onRemoveCompleted(null, success); 3783 } catch (RemoteException e) { 3784 Slog.w(TAG, "RemoveException when invoking call back"); 3785 } 3786 } 3787 } 3788 }); 3789 } 3790 3791 @Override 3792 public void freeStorage(final String volumeUuid, final long freeStorageSize, 3793 final IntentSender pi) { 3794 mContext.enforceCallingOrSelfPermission( 3795 android.Manifest.permission.CLEAR_APP_CACHE, null); 3796 // Queue up an async operation since clearing cache may take a little while. 3797 mHandler.post(new Runnable() { 3798 public void run() { 3799 mHandler.removeCallbacks(this); 3800 boolean success = true; 3801 synchronized (mInstallLock) { 3802 try { 3803 mInstaller.freeCache(volumeUuid, freeStorageSize, 0); 3804 } catch (InstallerException e) { 3805 Slog.w(TAG, "Couldn't clear application caches: " + e); 3806 success = false; 3807 } 3808 } 3809 if(pi != null) { 3810 try { 3811 // Callback via pending intent 3812 int code = success ? 1 : 0; 3813 pi.sendIntent(null, code, null, 3814 null, null); 3815 } catch (SendIntentException e1) { 3816 Slog.i(TAG, "Failed to send pending intent"); 3817 } 3818 } 3819 } 3820 }); 3821 } 3822 3823 void freeStorage(String volumeUuid, long freeStorageSize) throws IOException { 3824 synchronized (mInstallLock) { 3825 try { 3826 mInstaller.freeCache(volumeUuid, freeStorageSize, 0); 3827 } catch (InstallerException e) { 3828 throw new IOException("Failed to free enough space", e); 3829 } 3830 } 3831 } 3832 3833 /** 3834 * Update given flags based on encryption status of current user. 3835 */ 3836 private int updateFlags(int flags, int userId) { 3837 if ((flags & (PackageManager.MATCH_DIRECT_BOOT_UNAWARE 3838 | PackageManager.MATCH_DIRECT_BOOT_AWARE)) != 0) { 3839 // Caller expressed an explicit opinion about what encryption 3840 // aware/unaware components they want to see, so fall through and 3841 // give them what they want 3842 } else { 3843 // Caller expressed no opinion, so match based on user state 3844 if (getUserManagerInternal().isUserUnlockingOrUnlocked(userId)) { 3845 flags |= PackageManager.MATCH_DIRECT_BOOT_AWARE | MATCH_DIRECT_BOOT_UNAWARE; 3846 } else { 3847 flags |= PackageManager.MATCH_DIRECT_BOOT_AWARE; 3848 } 3849 } 3850 return flags; 3851 } 3852 3853 private UserManagerInternal getUserManagerInternal() { 3854 if (mUserManagerInternal == null) { 3855 mUserManagerInternal = LocalServices.getService(UserManagerInternal.class); 3856 } 3857 return mUserManagerInternal; 3858 } 3859 3860 /** 3861 * Update given flags when being used to request {@link PackageInfo}. 3862 */ 3863 private int updateFlagsForPackage(int flags, int userId, Object cookie) { 3864 final boolean isCallerSystemUser = UserHandle.getCallingUserId() == UserHandle.USER_SYSTEM; 3865 boolean triaged = true; 3866 if ((flags & (PackageManager.GET_ACTIVITIES | PackageManager.GET_RECEIVERS 3867 | PackageManager.GET_SERVICES | PackageManager.GET_PROVIDERS)) != 0) { 3868 // Caller is asking for component details, so they'd better be 3869 // asking for specific encryption matching behavior, or be triaged 3870 if ((flags & (PackageManager.MATCH_DIRECT_BOOT_UNAWARE 3871 | PackageManager.MATCH_DIRECT_BOOT_AWARE 3872 | PackageManager.MATCH_DEBUG_TRIAGED_MISSING)) == 0) { 3873 triaged = false; 3874 } 3875 } 3876 if ((flags & (PackageManager.MATCH_UNINSTALLED_PACKAGES 3877 | PackageManager.MATCH_SYSTEM_ONLY 3878 | PackageManager.MATCH_DEBUG_TRIAGED_MISSING)) == 0) { 3879 triaged = false; 3880 } 3881 if ((flags & PackageManager.MATCH_ANY_USER) != 0) { 3882 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, 3883 "MATCH_ANY_USER flag requires INTERACT_ACROSS_USERS permission at " 3884 + Debug.getCallers(5)); 3885 } else if ((flags & PackageManager.MATCH_UNINSTALLED_PACKAGES) != 0 && isCallerSystemUser 3886 && sUserManager.hasManagedProfile(UserHandle.USER_SYSTEM)) { 3887 // If the caller wants all packages and has a restricted profile associated with it, 3888 // then match all users. This is to make sure that launchers that need to access work 3889 // profile apps don't start breaking. TODO: Remove this hack when launchers stop using 3890 // MATCH_UNINSTALLED_PACKAGES to query apps in other profiles. b/31000380 3891 flags |= PackageManager.MATCH_ANY_USER; 3892 } 3893 if (DEBUG_TRIAGED_MISSING && (Binder.getCallingUid() == Process.SYSTEM_UID) && !triaged) { 3894 Log.w(TAG, "Caller hasn't been triaged for missing apps; they asked about " + cookie 3895 + " with flags 0x" + Integer.toHexString(flags), new Throwable()); 3896 } 3897 return updateFlags(flags, userId); 3898 } 3899 3900 /** 3901 * Update given flags when being used to request {@link ApplicationInfo}. 3902 */ 3903 private int updateFlagsForApplication(int flags, int userId, Object cookie) { 3904 return updateFlagsForPackage(flags, userId, cookie); 3905 } 3906 3907 /** 3908 * Update given flags when being used to request {@link ComponentInfo}. 3909 */ 3910 private int updateFlagsForComponent(int flags, int userId, Object cookie) { 3911 if (cookie instanceof Intent) { 3912 if ((((Intent) cookie).getFlags() & Intent.FLAG_DEBUG_TRIAGED_MISSING) != 0) { 3913 flags |= PackageManager.MATCH_DEBUG_TRIAGED_MISSING; 3914 } 3915 } 3916 3917 boolean triaged = true; 3918 // Caller is asking for component details, so they'd better be 3919 // asking for specific encryption matching behavior, or be triaged 3920 if ((flags & (PackageManager.MATCH_DIRECT_BOOT_UNAWARE 3921 | PackageManager.MATCH_DIRECT_BOOT_AWARE 3922 | PackageManager.MATCH_DEBUG_TRIAGED_MISSING)) == 0) { 3923 triaged = false; 3924 } 3925 if (DEBUG_TRIAGED_MISSING && (Binder.getCallingUid() == Process.SYSTEM_UID) && !triaged) { 3926 Log.w(TAG, "Caller hasn't been triaged for missing apps; they asked about " + cookie 3927 + " with flags 0x" + Integer.toHexString(flags), new Throwable()); 3928 } 3929 3930 return updateFlags(flags, userId); 3931 } 3932 3933 /** 3934 * Update given intent when being used to request {@link ResolveInfo}. 3935 */ 3936 private Intent updateIntentForResolve(Intent intent) { 3937 if (intent.getSelector() != null) { 3938 intent = intent.getSelector(); 3939 } 3940 if (DEBUG_PREFERRED) { 3941 intent.addFlags(Intent.FLAG_DEBUG_LOG_RESOLUTION); 3942 } 3943 return intent; 3944 } 3945 3946 /** 3947 * Update given flags when being used to request {@link ResolveInfo}. 3948 */ 3949 int updateFlagsForResolve(int flags, int userId, Object cookie) { 3950 // Safe mode means we shouldn't match any third-party components 3951 if (mSafeMode) { 3952 flags |= PackageManager.MATCH_SYSTEM_ONLY; 3953 } 3954 final int callingUid = Binder.getCallingUid(); 3955 if (callingUid == Process.SYSTEM_UID || callingUid == 0) { 3956 // The system sees all components 3957 flags |= PackageManager.MATCH_EPHEMERAL; 3958 } else if (getEphemeralPackageName(callingUid) != null) { 3959 // But, ephemeral apps see both ephemeral and exposed, non-ephemeral components 3960 flags |= PackageManager.MATCH_VISIBLE_TO_EPHEMERAL_ONLY; 3961 flags |= PackageManager.MATCH_EPHEMERAL; 3962 } else { 3963 // Otherwise, prevent leaking ephemeral components 3964 flags &= ~PackageManager.MATCH_VISIBLE_TO_EPHEMERAL_ONLY; 3965 flags &= ~PackageManager.MATCH_EPHEMERAL; 3966 } 3967 return updateFlagsForComponent(flags, userId, cookie); 3968 } 3969 3970 @Override 3971 public ActivityInfo getActivityInfo(ComponentName component, int flags, int userId) { 3972 if (!sUserManager.exists(userId)) return null; 3973 flags = updateFlagsForComponent(flags, userId, component); 3974 enforceCrossUserPermission(Binder.getCallingUid(), userId, 3975 false /* requireFullPermission */, false /* checkShell */, "get activity info"); 3976 synchronized (mPackages) { 3977 PackageParser.Activity a = mActivities.mActivities.get(component); 3978 3979 if (DEBUG_PACKAGE_INFO) Log.v(TAG, "getActivityInfo " + component + ": " + a); 3980 if (a != null && mSettings.isEnabledAndMatchLPr(a.info, flags, userId)) { 3981 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 3982 if (ps == null) return null; 3983 return PackageParser.generateActivityInfo(a, flags, ps.readUserState(userId), 3984 userId); 3985 } 3986 if (mResolveComponentName.equals(component)) { 3987 return PackageParser.generateActivityInfo(mResolveActivity, flags, 3988 new PackageUserState(), userId); 3989 } 3990 } 3991 return null; 3992 } 3993 3994 @Override 3995 public boolean activitySupportsIntent(ComponentName component, Intent intent, 3996 String resolvedType) { 3997 synchronized (mPackages) { 3998 if (component.equals(mResolveComponentName)) { 3999 // The resolver supports EVERYTHING! 4000 return true; 4001 } 4002 PackageParser.Activity a = mActivities.mActivities.get(component); 4003 if (a == null) { 4004 return false; 4005 } 4006 for (int i=0; i<a.intents.size(); i++) { 4007 if (a.intents.get(i).match(intent.getAction(), resolvedType, intent.getScheme(), 4008 intent.getData(), intent.getCategories(), TAG) >= 0) { 4009 return true; 4010 } 4011 } 4012 return false; 4013 } 4014 } 4015 4016 @Override 4017 public ActivityInfo getReceiverInfo(ComponentName component, int flags, int userId) { 4018 if (!sUserManager.exists(userId)) return null; 4019 flags = updateFlagsForComponent(flags, userId, component); 4020 enforceCrossUserPermission(Binder.getCallingUid(), userId, 4021 false /* requireFullPermission */, false /* checkShell */, "get receiver info"); 4022 synchronized (mPackages) { 4023 PackageParser.Activity a = mReceivers.mActivities.get(component); 4024 if (DEBUG_PACKAGE_INFO) Log.v( 4025 TAG, "getReceiverInfo " + component + ": " + a); 4026 if (a != null && mSettings.isEnabledAndMatchLPr(a.info, flags, userId)) { 4027 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 4028 if (ps == null) return null; 4029 return PackageParser.generateActivityInfo(a, flags, ps.readUserState(userId), 4030 userId); 4031 } 4032 } 4033 return null; 4034 } 4035 4036 @Override 4037 public ParceledListSlice<SharedLibraryInfo> getSharedLibraries(int flags, int userId) { 4038 if (!sUserManager.exists(userId)) return null; 4039 Preconditions.checkArgumentNonnegative(userId, "userId must be >= 0"); 4040 4041 flags = updateFlagsForPackage(flags, userId, null); 4042 4043 final boolean canSeeStaticLibraries = 4044 mContext.checkCallingOrSelfPermission(INSTALL_PACKAGES) 4045 == PERMISSION_GRANTED 4046 || mContext.checkCallingOrSelfPermission(DELETE_PACKAGES) 4047 == PERMISSION_GRANTED 4048 || mContext.checkCallingOrSelfPermission(REQUEST_INSTALL_PACKAGES) 4049 == PERMISSION_GRANTED 4050 || mContext.checkCallingOrSelfPermission(REQUEST_DELETE_PACKAGES) 4051 == PERMISSION_GRANTED; 4052 4053 synchronized (mPackages) { 4054 List<SharedLibraryInfo> result = null; 4055 4056 final int libCount = mSharedLibraries.size(); 4057 for (int i = 0; i < libCount; i++) { 4058 SparseArray<SharedLibraryEntry> versionedLib = mSharedLibraries.valueAt(i); 4059 if (versionedLib == null) { 4060 continue; 4061 } 4062 4063 final int versionCount = versionedLib.size(); 4064 for (int j = 0; j < versionCount; j++) { 4065 SharedLibraryInfo libInfo = versionedLib.valueAt(j).info; 4066 if (!canSeeStaticLibraries && libInfo.isStatic()) { 4067 break; 4068 } 4069 final long identity = Binder.clearCallingIdentity(); 4070 try { 4071 // TODO: We will change version code to long, so in the new API it is long 4072 PackageInfo packageInfo = getPackageInfoVersioned( 4073 libInfo.getDeclaringPackage(), flags, userId); 4074 if (packageInfo == null) { 4075 continue; 4076 } 4077 } finally { 4078 Binder.restoreCallingIdentity(identity); 4079 } 4080 4081 SharedLibraryInfo resLibInfo = new SharedLibraryInfo(libInfo.getName(), 4082 libInfo.getVersion(), libInfo.getType(), libInfo.getDeclaringPackage(), 4083 getPackagesUsingSharedLibraryLPr(libInfo, flags, userId)); 4084 4085 if (result == null) { 4086 result = new ArrayList<>(); 4087 } 4088 result.add(resLibInfo); 4089 } 4090 } 4091 4092 return result != null ? new ParceledListSlice<>(result) : null; 4093 } 4094 } 4095 4096 private List<VersionedPackage> getPackagesUsingSharedLibraryLPr( 4097 SharedLibraryInfo libInfo, int flags, int userId) { 4098 List<VersionedPackage> versionedPackages = null; 4099 final int packageCount = mSettings.mPackages.size(); 4100 for (int i = 0; i < packageCount; i++) { 4101 PackageSetting ps = mSettings.mPackages.valueAt(i); 4102 4103 if (ps == null) { 4104 continue; 4105 } 4106 4107 if (!ps.getUserState().get(userId).isAvailable(flags)) { 4108 continue; 4109 } 4110 4111 final String libName = libInfo.getName(); 4112 if (libInfo.isStatic()) { 4113 final int libIdx = ArrayUtils.indexOf(ps.usesStaticLibraries, libName); 4114 if (libIdx < 0) { 4115 continue; 4116 } 4117 if (ps.usesStaticLibrariesVersions[libIdx] != libInfo.getVersion()) { 4118 continue; 4119 } 4120 if (versionedPackages == null) { 4121 versionedPackages = new ArrayList<>(); 4122 } 4123 // If the dependent is a static shared lib, use the public package name 4124 String dependentPackageName = ps.name; 4125 if (ps.pkg != null && ps.pkg.applicationInfo.isStaticSharedLibrary()) { 4126 dependentPackageName = ps.pkg.manifestPackageName; 4127 } 4128 versionedPackages.add(new VersionedPackage(dependentPackageName, ps.versionCode)); 4129 } else if (ps.pkg != null) { 4130 if (ArrayUtils.contains(ps.pkg.usesLibraries, libName) 4131 || ArrayUtils.contains(ps.pkg.usesOptionalLibraries, libName)) { 4132 if (versionedPackages == null) { 4133 versionedPackages = new ArrayList<>(); 4134 } 4135 versionedPackages.add(new VersionedPackage(ps.name, ps.versionCode)); 4136 } 4137 } 4138 } 4139 4140 return versionedPackages; 4141 } 4142 4143 @Override 4144 public ServiceInfo getServiceInfo(ComponentName component, int flags, int userId) { 4145 if (!sUserManager.exists(userId)) return null; 4146 flags = updateFlagsForComponent(flags, userId, component); 4147 enforceCrossUserPermission(Binder.getCallingUid(), userId, 4148 false /* requireFullPermission */, false /* checkShell */, "get service info"); 4149 synchronized (mPackages) { 4150 PackageParser.Service s = mServices.mServices.get(component); 4151 if (DEBUG_PACKAGE_INFO) Log.v( 4152 TAG, "getServiceInfo " + component + ": " + s); 4153 if (s != null && mSettings.isEnabledAndMatchLPr(s.info, flags, userId)) { 4154 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 4155 if (ps == null) return null; 4156 return PackageParser.generateServiceInfo(s, flags, ps.readUserState(userId), 4157 userId); 4158 } 4159 } 4160 return null; 4161 } 4162 4163 @Override 4164 public ProviderInfo getProviderInfo(ComponentName component, int flags, int userId) { 4165 if (!sUserManager.exists(userId)) return null; 4166 flags = updateFlagsForComponent(flags, userId, component); 4167 enforceCrossUserPermission(Binder.getCallingUid(), userId, 4168 false /* requireFullPermission */, false /* checkShell */, "get provider info"); 4169 synchronized (mPackages) { 4170 PackageParser.Provider p = mProviders.mProviders.get(component); 4171 if (DEBUG_PACKAGE_INFO) Log.v( 4172 TAG, "getProviderInfo " + component + ": " + p); 4173 if (p != null && mSettings.isEnabledAndMatchLPr(p.info, flags, userId)) { 4174 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 4175 if (ps == null) return null; 4176 return PackageParser.generateProviderInfo(p, flags, ps.readUserState(userId), 4177 userId); 4178 } 4179 } 4180 return null; 4181 } 4182 4183 @Override 4184 public String[] getSystemSharedLibraryNames() { 4185 synchronized (mPackages) { 4186 Set<String> libs = null; 4187 final int libCount = mSharedLibraries.size(); 4188 for (int i = 0; i < libCount; i++) { 4189 SparseArray<SharedLibraryEntry> versionedLib = mSharedLibraries.valueAt(i); 4190 if (versionedLib == null) { 4191 continue; 4192 } 4193 final int versionCount = versionedLib.size(); 4194 for (int j = 0; j < versionCount; j++) { 4195 SharedLibraryEntry libEntry = versionedLib.valueAt(j); 4196 if (!libEntry.info.isStatic()) { 4197 if (libs == null) { 4198 libs = new ArraySet<>(); 4199 } 4200 libs.add(libEntry.info.getName()); 4201 break; 4202 } 4203 PackageSetting ps = mSettings.getPackageLPr(libEntry.apk); 4204 if (ps != null && !filterSharedLibPackageLPr(ps, Binder.getCallingUid(), 4205 UserHandle.getUserId(Binder.getCallingUid()))) { 4206 if (libs == null) { 4207 libs = new ArraySet<>(); 4208 } 4209 libs.add(libEntry.info.getName()); 4210 break; 4211 } 4212 } 4213 } 4214 4215 if (libs != null) { 4216 String[] libsArray = new String[libs.size()]; 4217 libs.toArray(libsArray); 4218 return libsArray; 4219 } 4220 4221 return null; 4222 } 4223 } 4224 4225 @Override 4226 public @NonNull String getServicesSystemSharedLibraryPackageName() { 4227 synchronized (mPackages) { 4228 return mServicesSystemSharedLibraryPackageName; 4229 } 4230 } 4231 4232 @Override 4233 public @NonNull String getSharedSystemSharedLibraryPackageName() { 4234 synchronized (mPackages) { 4235 return mSharedSystemSharedLibraryPackageName; 4236 } 4237 } 4238 4239 private void updateSequenceNumberLP(String packageName, int[] userList) { 4240 for (int i = userList.length - 1; i >= 0; --i) { 4241 final int userId = userList[i]; 4242 SparseArray<String> changedPackages = mChangedPackages.get(userId); 4243 if (changedPackages == null) { 4244 changedPackages = new SparseArray<>(); 4245 mChangedPackages.put(userId, changedPackages); 4246 } 4247 Map<String, Integer> sequenceNumbers = mChangedPackagesSequenceNumbers.get(userId); 4248 if (sequenceNumbers == null) { 4249 sequenceNumbers = new HashMap<>(); 4250 mChangedPackagesSequenceNumbers.put(userId, sequenceNumbers); 4251 } 4252 final Integer sequenceNumber = sequenceNumbers.get(packageName); 4253 if (sequenceNumber != null) { 4254 changedPackages.remove(sequenceNumber); 4255 } 4256 changedPackages.put(mChangedPackagesSequenceNumber, packageName); 4257 sequenceNumbers.put(packageName, mChangedPackagesSequenceNumber); 4258 } 4259 mChangedPackagesSequenceNumber++; 4260 } 4261 4262 @Override 4263 public ChangedPackages getChangedPackages(int sequenceNumber, int userId) { 4264 synchronized (mPackages) { 4265 if (sequenceNumber >= mChangedPackagesSequenceNumber) { 4266 return null; 4267 } 4268 final SparseArray<String> changedPackages = mChangedPackages.get(userId); 4269 if (changedPackages == null) { 4270 return null; 4271 } 4272 final List<String> packageNames = 4273 new ArrayList<>(mChangedPackagesSequenceNumber - sequenceNumber); 4274 for (int i = sequenceNumber; i < mChangedPackagesSequenceNumber; i++) { 4275 final String packageName = changedPackages.get(i); 4276 if (packageName != null) { 4277 packageNames.add(packageName); 4278 } 4279 } 4280 return packageNames.isEmpty() 4281 ? null : new ChangedPackages(mChangedPackagesSequenceNumber, packageNames); 4282 } 4283 } 4284 4285 @Override 4286 public @NonNull ParceledListSlice<FeatureInfo> getSystemAvailableFeatures() { 4287 ArrayList<FeatureInfo> res; 4288 synchronized (mAvailableFeatures) { 4289 res = new ArrayList<>(mAvailableFeatures.size() + 1); 4290 res.addAll(mAvailableFeatures.values()); 4291 } 4292 final FeatureInfo fi = new FeatureInfo(); 4293 fi.reqGlEsVersion = SystemProperties.getInt("ro.opengles.version", 4294 FeatureInfo.GL_ES_VERSION_UNDEFINED); 4295 res.add(fi); 4296 4297 return new ParceledListSlice<>(res); 4298 } 4299 4300 @Override 4301 public boolean hasSystemFeature(String name, int version) { 4302 synchronized (mAvailableFeatures) { 4303 final FeatureInfo feat = mAvailableFeatures.get(name); 4304 if (feat == null) { 4305 return false; 4306 } else { 4307 return feat.version >= version; 4308 } 4309 } 4310 } 4311 4312 @Override 4313 public int checkPermission(String permName, String pkgName, int userId) { 4314 if (!sUserManager.exists(userId)) { 4315 return PackageManager.PERMISSION_DENIED; 4316 } 4317 4318 synchronized (mPackages) { 4319 final PackageParser.Package p = mPackages.get(pkgName); 4320 if (p != null && p.mExtras != null) { 4321 final PackageSetting ps = (PackageSetting) p.mExtras; 4322 final PermissionsState permissionsState = ps.getPermissionsState(); 4323 if (permissionsState.hasPermission(permName, userId)) { 4324 return PackageManager.PERMISSION_GRANTED; 4325 } 4326 // Special case: ACCESS_FINE_LOCATION permission includes ACCESS_COARSE_LOCATION 4327 if (Manifest.permission.ACCESS_COARSE_LOCATION.equals(permName) && permissionsState 4328 .hasPermission(Manifest.permission.ACCESS_FINE_LOCATION, userId)) { 4329 return PackageManager.PERMISSION_GRANTED; 4330 } 4331 } 4332 } 4333 4334 return PackageManager.PERMISSION_DENIED; 4335 } 4336 4337 @Override 4338 public int checkUidPermission(String permName, int uid) { 4339 final int userId = UserHandle.getUserId(uid); 4340 4341 if (!sUserManager.exists(userId)) { 4342 return PackageManager.PERMISSION_DENIED; 4343 } 4344 4345 synchronized (mPackages) { 4346 Object obj = mSettings.getUserIdLPr(UserHandle.getAppId(uid)); 4347 if (obj != null) { 4348 final SettingBase ps = (SettingBase) obj; 4349 final PermissionsState permissionsState = ps.getPermissionsState(); 4350 if (permissionsState.hasPermission(permName, userId)) { 4351 return PackageManager.PERMISSION_GRANTED; 4352 } 4353 // Special case: ACCESS_FINE_LOCATION permission includes ACCESS_COARSE_LOCATION 4354 if (Manifest.permission.ACCESS_COARSE_LOCATION.equals(permName) && permissionsState 4355 .hasPermission(Manifest.permission.ACCESS_FINE_LOCATION, userId)) { 4356 return PackageManager.PERMISSION_GRANTED; 4357 } 4358 } else { 4359 ArraySet<String> perms = mSystemPermissions.get(uid); 4360 if (perms != null) { 4361 if (perms.contains(permName)) { 4362 return PackageManager.PERMISSION_GRANTED; 4363 } 4364 if (Manifest.permission.ACCESS_COARSE_LOCATION.equals(permName) && perms 4365 .contains(Manifest.permission.ACCESS_FINE_LOCATION)) { 4366 return PackageManager.PERMISSION_GRANTED; 4367 } 4368 } 4369 } 4370 } 4371 4372 return PackageManager.PERMISSION_DENIED; 4373 } 4374 4375 @Override 4376 public boolean isPermissionRevokedByPolicy(String permission, String packageName, int userId) { 4377 if (UserHandle.getCallingUserId() != userId) { 4378 mContext.enforceCallingPermission( 4379 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, 4380 "isPermissionRevokedByPolicy for user " + userId); 4381 } 4382 4383 if (checkPermission(permission, packageName, userId) 4384 == PackageManager.PERMISSION_GRANTED) { 4385 return false; 4386 } 4387 4388 final long identity = Binder.clearCallingIdentity(); 4389 try { 4390 final int flags = getPermissionFlags(permission, packageName, userId); 4391 return (flags & PackageManager.FLAG_PERMISSION_POLICY_FIXED) != 0; 4392 } finally { 4393 Binder.restoreCallingIdentity(identity); 4394 } 4395 } 4396 4397 @Override 4398 public String getPermissionControllerPackageName() { 4399 synchronized (mPackages) { 4400 return mRequiredInstallerPackage; 4401 } 4402 } 4403 4404 /** 4405 * Checks if the request is from the system or an app that has INTERACT_ACROSS_USERS 4406 * or INTERACT_ACROSS_USERS_FULL permissions, if the userid is not for the caller. 4407 * @param checkShell whether to prevent shell from access if there's a debugging restriction 4408 * @param message the message to log on security exception 4409 */ 4410 void enforceCrossUserPermission(int callingUid, int userId, boolean requireFullPermission, 4411 boolean checkShell, String message) { 4412 if (userId < 0) { 4413 throw new IllegalArgumentException("Invalid userId " + userId); 4414 } 4415 if (checkShell) { 4416 enforceShellRestriction(UserManager.DISALLOW_DEBUGGING_FEATURES, callingUid, userId); 4417 } 4418 if (userId == UserHandle.getUserId(callingUid)) return; 4419 if (callingUid != Process.SYSTEM_UID && callingUid != 0) { 4420 if (requireFullPermission) { 4421 mContext.enforceCallingOrSelfPermission( 4422 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, message); 4423 } else { 4424 try { 4425 mContext.enforceCallingOrSelfPermission( 4426 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, message); 4427 } catch (SecurityException se) { 4428 mContext.enforceCallingOrSelfPermission( 4429 android.Manifest.permission.INTERACT_ACROSS_USERS, message); 4430 } 4431 } 4432 } 4433 } 4434 4435 void enforceShellRestriction(String restriction, int callingUid, int userHandle) { 4436 if (callingUid == Process.SHELL_UID) { 4437 if (userHandle >= 0 4438 && sUserManager.hasUserRestriction(restriction, userHandle)) { 4439 throw new SecurityException("Shell does not have permission to access user " 4440 + userHandle); 4441 } else if (userHandle < 0) { 4442 Slog.e(TAG, "Unable to check shell permission for user " + userHandle + "\n\t" 4443 + Debug.getCallers(3)); 4444 } 4445 } 4446 } 4447 4448 private BasePermission findPermissionTreeLP(String permName) { 4449 for(BasePermission bp : mSettings.mPermissionTrees.values()) { 4450 if (permName.startsWith(bp.name) && 4451 permName.length() > bp.name.length() && 4452 permName.charAt(bp.name.length()) == '.') { 4453 return bp; 4454 } 4455 } 4456 return null; 4457 } 4458 4459 private BasePermission checkPermissionTreeLP(String permName) { 4460 if (permName != null) { 4461 BasePermission bp = findPermissionTreeLP(permName); 4462 if (bp != null) { 4463 if (bp.uid == UserHandle.getAppId(Binder.getCallingUid())) { 4464 return bp; 4465 } 4466 throw new SecurityException("Calling uid " 4467 + Binder.getCallingUid() 4468 + " is not allowed to add to permission tree " 4469 + bp.name + " owned by uid " + bp.uid); 4470 } 4471 } 4472 throw new SecurityException("No permission tree found for " + permName); 4473 } 4474 4475 static boolean compareStrings(CharSequence s1, CharSequence s2) { 4476 if (s1 == null) { 4477 return s2 == null; 4478 } 4479 if (s2 == null) { 4480 return false; 4481 } 4482 if (s1.getClass() != s2.getClass()) { 4483 return false; 4484 } 4485 return s1.equals(s2); 4486 } 4487 4488 static boolean comparePermissionInfos(PermissionInfo pi1, PermissionInfo pi2) { 4489 if (pi1.icon != pi2.icon) return false; 4490 if (pi1.logo != pi2.logo) return false; 4491 if (pi1.protectionLevel != pi2.protectionLevel) return false; 4492 if (!compareStrings(pi1.name, pi2.name)) return false; 4493 if (!compareStrings(pi1.nonLocalizedLabel, pi2.nonLocalizedLabel)) return false; 4494 // We'll take care of setting this one. 4495 if (!compareStrings(pi1.packageName, pi2.packageName)) return false; 4496 // These are not currently stored in settings. 4497 //if (!compareStrings(pi1.group, pi2.group)) return false; 4498 //if (!compareStrings(pi1.nonLocalizedDescription, pi2.nonLocalizedDescription)) return false; 4499 //if (pi1.labelRes != pi2.labelRes) return false; 4500 //if (pi1.descriptionRes != pi2.descriptionRes) return false; 4501 return true; 4502 } 4503 4504 int permissionInfoFootprint(PermissionInfo info) { 4505 int size = info.name.length(); 4506 if (info.nonLocalizedLabel != null) size += info.nonLocalizedLabel.length(); 4507 if (info.nonLocalizedDescription != null) size += info.nonLocalizedDescription.length(); 4508 return size; 4509 } 4510 4511 int calculateCurrentPermissionFootprintLocked(BasePermission tree) { 4512 int size = 0; 4513 for (BasePermission perm : mSettings.mPermissions.values()) { 4514 if (perm.uid == tree.uid) { 4515 size += perm.name.length() + permissionInfoFootprint(perm.perm.info); 4516 } 4517 } 4518 return size; 4519 } 4520 4521 void enforcePermissionCapLocked(PermissionInfo info, BasePermission tree) { 4522 // We calculate the max size of permissions defined by this uid and throw 4523 // if that plus the size of 'info' would exceed our stated maximum. 4524 if (tree.uid != Process.SYSTEM_UID) { 4525 final int curTreeSize = calculateCurrentPermissionFootprintLocked(tree); 4526 if (curTreeSize + permissionInfoFootprint(info) > MAX_PERMISSION_TREE_FOOTPRINT) { 4527 throw new SecurityException("Permission tree size cap exceeded"); 4528 } 4529 } 4530 } 4531 4532 boolean addPermissionLocked(PermissionInfo info, boolean async) { 4533 if (info.labelRes == 0 && info.nonLocalizedLabel == null) { 4534 throw new SecurityException("Label must be specified in permission"); 4535 } 4536 BasePermission tree = checkPermissionTreeLP(info.name); 4537 BasePermission bp = mSettings.mPermissions.get(info.name); 4538 boolean added = bp == null; 4539 boolean changed = true; 4540 int fixedLevel = PermissionInfo.fixProtectionLevel(info.protectionLevel); 4541 if (added) { 4542 enforcePermissionCapLocked(info, tree); 4543 bp = new BasePermission(info.name, tree.sourcePackage, 4544 BasePermission.TYPE_DYNAMIC); 4545 } else if (bp.type != BasePermission.TYPE_DYNAMIC) { 4546 throw new SecurityException( 4547 "Not allowed to modify non-dynamic permission " 4548 + info.name); 4549 } else { 4550 if (bp.protectionLevel == fixedLevel 4551 && bp.perm.owner.equals(tree.perm.owner) 4552 && bp.uid == tree.uid 4553 && comparePermissionInfos(bp.perm.info, info)) { 4554 changed = false; 4555 } 4556 } 4557 bp.protectionLevel = fixedLevel; 4558 info = new PermissionInfo(info); 4559 info.protectionLevel = fixedLevel; 4560 bp.perm = new PackageParser.Permission(tree.perm.owner, info); 4561 bp.perm.info.packageName = tree.perm.info.packageName; 4562 bp.uid = tree.uid; 4563 if (added) { 4564 mSettings.mPermissions.put(info.name, bp); 4565 } 4566 if (changed) { 4567 if (!async) { 4568 mSettings.writeLPr(); 4569 } else { 4570 scheduleWriteSettingsLocked(); 4571 } 4572 } 4573 return added; 4574 } 4575 4576 @Override 4577 public boolean addPermission(PermissionInfo info) { 4578 synchronized (mPackages) { 4579 return addPermissionLocked(info, false); 4580 } 4581 } 4582 4583 @Override 4584 public boolean addPermissionAsync(PermissionInfo info) { 4585 synchronized (mPackages) { 4586 return addPermissionLocked(info, true); 4587 } 4588 } 4589 4590 @Override 4591 public void removePermission(String name) { 4592 synchronized (mPackages) { 4593 checkPermissionTreeLP(name); 4594 BasePermission bp = mSettings.mPermissions.get(name); 4595 if (bp != null) { 4596 if (bp.type != BasePermission.TYPE_DYNAMIC) { 4597 throw new SecurityException( 4598 "Not allowed to modify non-dynamic permission " 4599 + name); 4600 } 4601 mSettings.mPermissions.remove(name); 4602 mSettings.writeLPr(); 4603 } 4604 } 4605 } 4606 4607 private static void enforceDeclaredAsUsedAndRuntimeOrDevelopmentPermission(PackageParser.Package pkg, 4608 BasePermission bp) { 4609 int index = pkg.requestedPermissions.indexOf(bp.name); 4610 if (index == -1) { 4611 throw new SecurityException("Package " + pkg.packageName 4612 + " has not requested permission " + bp.name); 4613 } 4614 if (!bp.isRuntime() && !bp.isDevelopment()) { 4615 throw new SecurityException("Permission " + bp.name 4616 + " is not a changeable permission type"); 4617 } 4618 } 4619 4620 @Override 4621 public void grantRuntimePermission(String packageName, String name, final int userId) { 4622 grantRuntimePermission(packageName, name, userId, false /* Only if not fixed by policy */); 4623 } 4624 4625 private void grantRuntimePermission(String packageName, String name, final int userId, 4626 boolean overridePolicy) { 4627 if (!sUserManager.exists(userId)) { 4628 Log.e(TAG, "No such user:" + userId); 4629 return; 4630 } 4631 4632 mContext.enforceCallingOrSelfPermission( 4633 android.Manifest.permission.GRANT_RUNTIME_PERMISSIONS, 4634 "grantRuntimePermission"); 4635 4636 enforceCrossUserPermission(Binder.getCallingUid(), userId, 4637 true /* requireFullPermission */, true /* checkShell */, 4638 "grantRuntimePermission"); 4639 4640 final int uid; 4641 final SettingBase sb; 4642 4643 synchronized (mPackages) { 4644 final PackageParser.Package pkg = mPackages.get(packageName); 4645 if (pkg == null) { 4646 throw new IllegalArgumentException("Unknown package: " + packageName); 4647 } 4648 4649 final BasePermission bp = mSettings.mPermissions.get(name); 4650 if (bp == null) { 4651 throw new IllegalArgumentException("Unknown permission: " + name); 4652 } 4653 4654 enforceDeclaredAsUsedAndRuntimeOrDevelopmentPermission(pkg, bp); 4655 4656 // If a permission review is required for legacy apps we represent 4657 // their permissions as always granted runtime ones since we need 4658 // to keep the review required permission flag per user while an 4659 // install permission's state is shared across all users. 4660 if (mPermissionReviewRequired 4661 && pkg.applicationInfo.targetSdkVersion < Build.VERSION_CODES.M 4662 && bp.isRuntime()) { 4663 return; 4664 } 4665 4666 uid = UserHandle.getUid(userId, pkg.applicationInfo.uid); 4667 sb = (SettingBase) pkg.mExtras; 4668 if (sb == null) { 4669 throw new IllegalArgumentException("Unknown package: " + packageName); 4670 } 4671 4672 final PermissionsState permissionsState = sb.getPermissionsState(); 4673 4674 final int flags = permissionsState.getPermissionFlags(name, userId); 4675 if ((flags & PackageManager.FLAG_PERMISSION_SYSTEM_FIXED) != 0) { 4676 throw new SecurityException("Cannot grant system fixed permission " 4677 + name + " for package " + packageName); 4678 } 4679 if (!overridePolicy && (flags & PackageManager.FLAG_PERMISSION_POLICY_FIXED) != 0) { 4680 throw new SecurityException("Cannot grant policy fixed permission " 4681 + name + " for package " + packageName); 4682 } 4683 4684 if (bp.isDevelopment()) { 4685 // Development permissions must be handled specially, since they are not 4686 // normal runtime permissions. For now they apply to all users. 4687 if (permissionsState.grantInstallPermission(bp) != 4688 PermissionsState.PERMISSION_OPERATION_FAILURE) { 4689 scheduleWriteSettingsLocked(); 4690 } 4691 return; 4692 } 4693 4694 if (pkg.applicationInfo.isInstantApp() && !bp.isInstant()) { 4695 throw new SecurityException("Cannot grant non-ephemeral permission" 4696 + name + " for package " + packageName); 4697 } 4698 4699 if (pkg.applicationInfo.targetSdkVersion < Build.VERSION_CODES.M) { 4700 Slog.w(TAG, "Cannot grant runtime permission to a legacy app"); 4701 return; 4702 } 4703 4704 final int result = permissionsState.grantRuntimePermission(bp, userId); 4705 switch (result) { 4706 case PermissionsState.PERMISSION_OPERATION_FAILURE: { 4707 return; 4708 } 4709 4710 case PermissionsState.PERMISSION_OPERATION_SUCCESS_GIDS_CHANGED: { 4711 final int appId = UserHandle.getAppId(pkg.applicationInfo.uid); 4712 mHandler.post(new Runnable() { 4713 @Override 4714 public void run() { 4715 killUid(appId, userId, KILL_APP_REASON_GIDS_CHANGED); 4716 } 4717 }); 4718 } 4719 break; 4720 } 4721 4722 if (bp.isRuntime()) { 4723 logPermissionGranted(mContext, name, packageName); 4724 } 4725 4726 mOnPermissionChangeListeners.onPermissionsChanged(uid); 4727 4728 // Not critical if that is lost - app has to request again. 4729 mSettings.writeRuntimePermissionsForUserLPr(userId, false); 4730 } 4731 4732 // Only need to do this if user is initialized. Otherwise it's a new user 4733 // and there are no processes running as the user yet and there's no need 4734 // to make an expensive call to remount processes for the changed permissions. 4735 if (READ_EXTERNAL_STORAGE.equals(name) 4736 || WRITE_EXTERNAL_STORAGE.equals(name)) { 4737 final long token = Binder.clearCallingIdentity(); 4738 try { 4739 if (sUserManager.isInitialized(userId)) { 4740 StorageManagerInternal storageManagerInternal = LocalServices.getService( 4741 StorageManagerInternal.class); 4742 storageManagerInternal.onExternalStoragePolicyChanged(uid, packageName); 4743 } 4744 } finally { 4745 Binder.restoreCallingIdentity(token); 4746 } 4747 } 4748 } 4749 4750 @Override 4751 public void revokeRuntimePermission(String packageName, String name, int userId) { 4752 revokeRuntimePermission(packageName, name, userId, false /* Only if not fixed by policy */); 4753 } 4754 4755 private void revokeRuntimePermission(String packageName, String name, int userId, 4756 boolean overridePolicy) { 4757 if (!sUserManager.exists(userId)) { 4758 Log.e(TAG, "No such user:" + userId); 4759 return; 4760 } 4761 4762 mContext.enforceCallingOrSelfPermission( 4763 android.Manifest.permission.REVOKE_RUNTIME_PERMISSIONS, 4764 "revokeRuntimePermission"); 4765 4766 enforceCrossUserPermission(Binder.getCallingUid(), userId, 4767 true /* requireFullPermission */, true /* checkShell */, 4768 "revokeRuntimePermission"); 4769 4770 final int appId; 4771 4772 synchronized (mPackages) { 4773 final PackageParser.Package pkg = mPackages.get(packageName); 4774 if (pkg == null) { 4775 throw new IllegalArgumentException("Unknown package: " + packageName); 4776 } 4777 4778 final BasePermission bp = mSettings.mPermissions.get(name); 4779 if (bp == null) { 4780 throw new IllegalArgumentException("Unknown permission: " + name); 4781 } 4782 4783 enforceDeclaredAsUsedAndRuntimeOrDevelopmentPermission(pkg, bp); 4784 4785 // If a permission review is required for legacy apps we represent 4786 // their permissions as always granted runtime ones since we need 4787 // to keep the review required permission flag per user while an 4788 // install permission's state is shared across all users. 4789 if (mPermissionReviewRequired 4790 && pkg.applicationInfo.targetSdkVersion < Build.VERSION_CODES.M 4791 && bp.isRuntime()) { 4792 return; 4793 } 4794 4795 SettingBase sb = (SettingBase) pkg.mExtras; 4796 if (sb == null) { 4797 throw new IllegalArgumentException("Unknown package: " + packageName); 4798 } 4799 4800 final PermissionsState permissionsState = sb.getPermissionsState(); 4801 4802 final int flags = permissionsState.getPermissionFlags(name, userId); 4803 if ((flags & PackageManager.FLAG_PERMISSION_SYSTEM_FIXED) != 0) { 4804 throw new SecurityException("Cannot revoke system fixed permission " 4805 + name + " for package " + packageName); 4806 } 4807 if (!overridePolicy && (flags & PackageManager.FLAG_PERMISSION_POLICY_FIXED) != 0) { 4808 throw new SecurityException("Cannot revoke policy fixed permission " 4809 + name + " for package " + packageName); 4810 } 4811 4812 if (bp.isDevelopment()) { 4813 // Development permissions must be handled specially, since they are not 4814 // normal runtime permissions. For now they apply to all users. 4815 if (permissionsState.revokeInstallPermission(bp) != 4816 PermissionsState.PERMISSION_OPERATION_FAILURE) { 4817 scheduleWriteSettingsLocked(); 4818 } 4819 return; 4820 } 4821 4822 if (permissionsState.revokeRuntimePermission(bp, userId) == 4823 PermissionsState.PERMISSION_OPERATION_FAILURE) { 4824 return; 4825 } 4826 4827 if (bp.isRuntime()) { 4828 logPermissionRevoked(mContext, name, packageName); 4829 } 4830 4831 mOnPermissionChangeListeners.onPermissionsChanged(pkg.applicationInfo.uid); 4832 4833 // Critical, after this call app should never have the permission. 4834 mSettings.writeRuntimePermissionsForUserLPr(userId, true); 4835 4836 appId = UserHandle.getAppId(pkg.applicationInfo.uid); 4837 } 4838 4839 killUid(appId, userId, KILL_APP_REASON_PERMISSIONS_REVOKED); 4840 } 4841 4842 /** 4843 * Get the first event id for the permission. 4844 * 4845 * <p>There are four events for each permission: <ul> 4846 * <li>Request permission: first id + 0</li> 4847 * <li>Grant permission: first id + 1</li> 4848 * <li>Request for permission denied: first id + 2</li> 4849 * <li>Revoke permission: first id + 3</li> 4850 * </ul></p> 4851 * 4852 * @param name name of the permission 4853 * 4854 * @return The first event id for the permission 4855 */ 4856 private static int getBaseEventId(@NonNull String name) { 4857 int eventIdIndex = ALL_DANGEROUS_PERMISSIONS.indexOf(name); 4858 4859 if (eventIdIndex == -1) { 4860 if (AppOpsManager.permissionToOpCode(name) == AppOpsManager.OP_NONE 4861 || "user".equals(Build.TYPE)) { 4862 Log.i(TAG, "Unknown permission " + name); 4863 4864 return MetricsEvent.ACTION_PERMISSION_REQUEST_UNKNOWN; 4865 } else { 4866 // Most likely #ALL_DANGEROUS_PERMISSIONS needs to be updated. 4867 // 4868 // Also update 4869 // - EventLogger#ALL_DANGEROUS_PERMISSIONS 4870 // - metrics_constants.proto 4871 throw new IllegalStateException("Unknown permission " + name); 4872 } 4873 } 4874 4875 return MetricsEvent.ACTION_PERMISSION_REQUEST_READ_CALENDAR + eventIdIndex * 4; 4876 } 4877 4878 /** 4879 * Log that a permission was revoked. 4880 * 4881 * @param context Context of the caller 4882 * @param name name of the permission 4883 * @param packageName package permission if for 4884 */ 4885 private static void logPermissionRevoked(@NonNull Context context, @NonNull String name, 4886 @NonNull String packageName) { 4887 MetricsLogger.action(context, getBaseEventId(name) + 3, packageName); 4888 } 4889 4890 /** 4891 * Log that a permission request was granted. 4892 * 4893 * @param context Context of the caller 4894 * @param name name of the permission 4895 * @param packageName package permission if for 4896 */ 4897 private static void logPermissionGranted(@NonNull Context context, @NonNull String name, 4898 @NonNull String packageName) { 4899 MetricsLogger.action(context, getBaseEventId(name) + 1, packageName); 4900 } 4901 4902 @Override 4903 public void resetRuntimePermissions() { 4904 mContext.enforceCallingOrSelfPermission( 4905 android.Manifest.permission.REVOKE_RUNTIME_PERMISSIONS, 4906 "revokeRuntimePermission"); 4907 4908 int callingUid = Binder.getCallingUid(); 4909 if (callingUid != Process.SYSTEM_UID && callingUid != 0) { 4910 mContext.enforceCallingOrSelfPermission( 4911 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, 4912 "resetRuntimePermissions"); 4913 } 4914 4915 synchronized (mPackages) { 4916 updatePermissionsLPw(null, null, UPDATE_PERMISSIONS_ALL); 4917 for (int userId : UserManagerService.getInstance().getUserIds()) { 4918 final int packageCount = mPackages.size(); 4919 for (int i = 0; i < packageCount; i++) { 4920 PackageParser.Package pkg = mPackages.valueAt(i); 4921 if (!(pkg.mExtras instanceof PackageSetting)) { 4922 continue; 4923 } 4924 PackageSetting ps = (PackageSetting) pkg.mExtras; 4925 resetUserChangesToRuntimePermissionsAndFlagsLPw(ps, userId); 4926 } 4927 } 4928 } 4929 } 4930 4931 @Override 4932 public int getPermissionFlags(String name, String packageName, int userId) { 4933 if (!sUserManager.exists(userId)) { 4934 return 0; 4935 } 4936 4937 enforceGrantRevokeRuntimePermissionPermissions("getPermissionFlags"); 4938 4939 enforceCrossUserPermission(Binder.getCallingUid(), userId, 4940 true /* requireFullPermission */, false /* checkShell */, 4941 "getPermissionFlags"); 4942 4943 synchronized (mPackages) { 4944 final PackageParser.Package pkg = mPackages.get(packageName); 4945 if (pkg == null) { 4946 return 0; 4947 } 4948 4949 final BasePermission bp = mSettings.mPermissions.get(name); 4950 if (bp == null) { 4951 return 0; 4952 } 4953 4954 SettingBase sb = (SettingBase) pkg.mExtras; 4955 if (sb == null) { 4956 return 0; 4957 } 4958 4959 PermissionsState permissionsState = sb.getPermissionsState(); 4960 return permissionsState.getPermissionFlags(name, userId); 4961 } 4962 } 4963 4964 @Override 4965 public void updatePermissionFlags(String name, String packageName, int flagMask, 4966 int flagValues, int userId) { 4967 if (!sUserManager.exists(userId)) { 4968 return; 4969 } 4970 4971 enforceGrantRevokeRuntimePermissionPermissions("updatePermissionFlags"); 4972 4973 enforceCrossUserPermission(Binder.getCallingUid(), userId, 4974 true /* requireFullPermission */, true /* checkShell */, 4975 "updatePermissionFlags"); 4976 4977 // Only the system can change these flags and nothing else. 4978 if (getCallingUid() != Process.SYSTEM_UID) { 4979 flagMask &= ~PackageManager.FLAG_PERMISSION_SYSTEM_FIXED; 4980 flagValues &= ~PackageManager.FLAG_PERMISSION_SYSTEM_FIXED; 4981 flagMask &= ~PackageManager.FLAG_PERMISSION_GRANTED_BY_DEFAULT; 4982 flagValues &= ~PackageManager.FLAG_PERMISSION_GRANTED_BY_DEFAULT; 4983 flagValues &= ~PackageManager.FLAG_PERMISSION_REVIEW_REQUIRED; 4984 } 4985 4986 synchronized (mPackages) { 4987 final PackageParser.Package pkg = mPackages.get(packageName); 4988 if (pkg == null) { 4989 throw new IllegalArgumentException("Unknown package: " + packageName); 4990 } 4991 4992 final BasePermission bp = mSettings.mPermissions.get(name); 4993 if (bp == null) { 4994 throw new IllegalArgumentException("Unknown permission: " + name); 4995 } 4996 4997 SettingBase sb = (SettingBase) pkg.mExtras; 4998 if (sb == null) { 4999 throw new IllegalArgumentException("Unknown package: " + packageName); 5000 } 5001 5002 PermissionsState permissionsState = sb.getPermissionsState(); 5003 5004 boolean hadState = permissionsState.getRuntimePermissionState(name, userId) != null; 5005 5006 if (permissionsState.updatePermissionFlags(bp, userId, flagMask, flagValues)) { 5007 // Install and runtime permissions are stored in different places, 5008 // so figure out what permission changed and persist the change. 5009 if (permissionsState.getInstallPermissionState(name) != null) { 5010 scheduleWriteSettingsLocked(); 5011 } else if (permissionsState.getRuntimePermissionState(name, userId) != null 5012 || hadState) { 5013 mSettings.writeRuntimePermissionsForUserLPr(userId, false); 5014 } 5015 } 5016 } 5017 } 5018 5019 /** 5020 * Update the permission flags for all packages and runtime permissions of a user in order 5021 * to allow device or profile owner to remove POLICY_FIXED. 5022 */ 5023 @Override 5024 public void updatePermissionFlagsForAllApps(int flagMask, int flagValues, int userId) { 5025 if (!sUserManager.exists(userId)) { 5026 return; 5027 } 5028 5029 enforceGrantRevokeRuntimePermissionPermissions("updatePermissionFlagsForAllApps"); 5030 5031 enforceCrossUserPermission(Binder.getCallingUid(), userId, 5032 true /* requireFullPermission */, true /* checkShell */, 5033 "updatePermissionFlagsForAllApps"); 5034 5035 // Only the system can change system fixed flags. 5036 if (getCallingUid() != Process.SYSTEM_UID) { 5037 flagMask &= ~PackageManager.FLAG_PERMISSION_SYSTEM_FIXED; 5038 flagValues &= ~PackageManager.FLAG_PERMISSION_SYSTEM_FIXED; 5039 } 5040 5041 synchronized (mPackages) { 5042 boolean changed = false; 5043 final int packageCount = mPackages.size(); 5044 for (int pkgIndex = 0; pkgIndex < packageCount; pkgIndex++) { 5045 final PackageParser.Package pkg = mPackages.valueAt(pkgIndex); 5046 SettingBase sb = (SettingBase) pkg.mExtras; 5047 if (sb == null) { 5048 continue; 5049 } 5050 PermissionsState permissionsState = sb.getPermissionsState(); 5051 changed |= permissionsState.updatePermissionFlagsForAllPermissions( 5052 userId, flagMask, flagValues); 5053 } 5054 if (changed) { 5055 mSettings.writeRuntimePermissionsForUserLPr(userId, false); 5056 } 5057 } 5058 } 5059 5060 private void enforceGrantRevokeRuntimePermissionPermissions(String message) { 5061 if (mContext.checkCallingOrSelfPermission(Manifest.permission.GRANT_RUNTIME_PERMISSIONS) 5062 != PackageManager.PERMISSION_GRANTED 5063 && mContext.checkCallingOrSelfPermission(Manifest.permission.REVOKE_RUNTIME_PERMISSIONS) 5064 != PackageManager.PERMISSION_GRANTED) { 5065 throw new SecurityException(message + " requires " 5066 + Manifest.permission.GRANT_RUNTIME_PERMISSIONS + " or " 5067 + Manifest.permission.REVOKE_RUNTIME_PERMISSIONS); 5068 } 5069 } 5070 5071 @Override 5072 public boolean shouldShowRequestPermissionRationale(String permissionName, 5073 String packageName, int userId) { 5074 if (UserHandle.getCallingUserId() != userId) { 5075 mContext.enforceCallingPermission( 5076 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, 5077 "canShowRequestPermissionRationale for user " + userId); 5078 } 5079 5080 final int uid = getPackageUid(packageName, MATCH_DEBUG_TRIAGED_MISSING, userId); 5081 if (UserHandle.getAppId(getCallingUid()) != UserHandle.getAppId(uid)) { 5082 return false; 5083 } 5084 5085 if (checkPermission(permissionName, packageName, userId) 5086 == PackageManager.PERMISSION_GRANTED) { 5087 return false; 5088 } 5089 5090 final int flags; 5091 5092 final long identity = Binder.clearCallingIdentity(); 5093 try { 5094 flags = getPermissionFlags(permissionName, 5095 packageName, userId); 5096 } finally { 5097 Binder.restoreCallingIdentity(identity); 5098 } 5099 5100 final int fixedFlags = PackageManager.FLAG_PERMISSION_SYSTEM_FIXED 5101 | PackageManager.FLAG_PERMISSION_POLICY_FIXED 5102 | PackageManager.FLAG_PERMISSION_USER_FIXED; 5103 5104 if ((flags & fixedFlags) != 0) { 5105 return false; 5106 } 5107 5108 return (flags & PackageManager.FLAG_PERMISSION_USER_SET) != 0; 5109 } 5110 5111 @Override 5112 public void addOnPermissionsChangeListener(IOnPermissionsChangeListener listener) { 5113 mContext.enforceCallingOrSelfPermission( 5114 Manifest.permission.OBSERVE_GRANT_REVOKE_PERMISSIONS, 5115 "addOnPermissionsChangeListener"); 5116 5117 synchronized (mPackages) { 5118 mOnPermissionChangeListeners.addListenerLocked(listener); 5119 } 5120 } 5121 5122 @Override 5123 public void removeOnPermissionsChangeListener(IOnPermissionsChangeListener listener) { 5124 synchronized (mPackages) { 5125 mOnPermissionChangeListeners.removeListenerLocked(listener); 5126 } 5127 } 5128 5129 @Override 5130 public boolean isProtectedBroadcast(String actionName) { 5131 synchronized (mPackages) { 5132 if (mProtectedBroadcasts.contains(actionName)) { 5133 return true; 5134 } else if (actionName != null) { 5135 // TODO: remove these terrible hacks 5136 if (actionName.startsWith("android.net.netmon.lingerExpired") 5137 || actionName.startsWith("com.android.server.sip.SipWakeupTimer") 5138 || actionName.startsWith("com.android.internal.telephony.data-reconnect") 5139 || actionName.startsWith("android.net.netmon.launchCaptivePortalApp")) { 5140 return true; 5141 } 5142 } 5143 } 5144 return false; 5145 } 5146 5147 @Override 5148 public int checkSignatures(String pkg1, String pkg2) { 5149 synchronized (mPackages) { 5150 final PackageParser.Package p1 = mPackages.get(pkg1); 5151 final PackageParser.Package p2 = mPackages.get(pkg2); 5152 if (p1 == null || p1.mExtras == null 5153 || p2 == null || p2.mExtras == null) { 5154 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 5155 } 5156 return compareSignatures(p1.mSignatures, p2.mSignatures); 5157 } 5158 } 5159 5160 @Override 5161 public int checkUidSignatures(int uid1, int uid2) { 5162 // Map to base uids. 5163 uid1 = UserHandle.getAppId(uid1); 5164 uid2 = UserHandle.getAppId(uid2); 5165 // reader 5166 synchronized (mPackages) { 5167 Signature[] s1; 5168 Signature[] s2; 5169 Object obj = mSettings.getUserIdLPr(uid1); 5170 if (obj != null) { 5171 if (obj instanceof SharedUserSetting) { 5172 s1 = ((SharedUserSetting)obj).signatures.mSignatures; 5173 } else if (obj instanceof PackageSetting) { 5174 s1 = ((PackageSetting)obj).signatures.mSignatures; 5175 } else { 5176 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 5177 } 5178 } else { 5179 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 5180 } 5181 obj = mSettings.getUserIdLPr(uid2); 5182 if (obj != null) { 5183 if (obj instanceof SharedUserSetting) { 5184 s2 = ((SharedUserSetting)obj).signatures.mSignatures; 5185 } else if (obj instanceof PackageSetting) { 5186 s2 = ((PackageSetting)obj).signatures.mSignatures; 5187 } else { 5188 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 5189 } 5190 } else { 5191 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 5192 } 5193 return compareSignatures(s1, s2); 5194 } 5195 } 5196 5197 /** 5198 * This method should typically only be used when granting or revoking 5199 * permissions, since the app may immediately restart after this call. 5200 * <p> 5201 * If you're doing surgery on app code/data, use {@link PackageFreezer} to 5202 * guard your work against the app being relaunched. 5203 */ 5204 private void killUid(int appId, int userId, String reason) { 5205 final long identity = Binder.clearCallingIdentity(); 5206 try { 5207 IActivityManager am = ActivityManager.getService(); 5208 if (am != null) { 5209 try { 5210 am.killUid(appId, userId, reason); 5211 } catch (RemoteException e) { 5212 /* ignore - same process */ 5213 } 5214 } 5215 } finally { 5216 Binder.restoreCallingIdentity(identity); 5217 } 5218 } 5219 5220 /** 5221 * Compares two sets of signatures. Returns: 5222 * <br /> 5223 * {@link PackageManager#SIGNATURE_NEITHER_SIGNED}: if both signature sets are null, 5224 * <br /> 5225 * {@link PackageManager#SIGNATURE_FIRST_NOT_SIGNED}: if the first signature set is null, 5226 * <br /> 5227 * {@link PackageManager#SIGNATURE_SECOND_NOT_SIGNED}: if the second signature set is null, 5228 * <br /> 5229 * {@link PackageManager#SIGNATURE_MATCH}: if the two signature sets are identical, 5230 * <br /> 5231 * {@link PackageManager#SIGNATURE_NO_MATCH}: if the two signature sets differ. 5232 */ 5233 static int compareSignatures(Signature[] s1, Signature[] s2) { 5234 if (s1 == null) { 5235 return s2 == null 5236 ? PackageManager.SIGNATURE_NEITHER_SIGNED 5237 : PackageManager.SIGNATURE_FIRST_NOT_SIGNED; 5238 } 5239 5240 if (s2 == null) { 5241 return PackageManager.SIGNATURE_SECOND_NOT_SIGNED; 5242 } 5243 5244 if (s1.length != s2.length) { 5245 return PackageManager.SIGNATURE_NO_MATCH; 5246 } 5247 5248 // Since both signature sets are of size 1, we can compare without HashSets. 5249 if (s1.length == 1) { 5250 return s1[0].equals(s2[0]) ? 5251 PackageManager.SIGNATURE_MATCH : 5252 PackageManager.SIGNATURE_NO_MATCH; 5253 } 5254 5255 ArraySet<Signature> set1 = new ArraySet<Signature>(); 5256 for (Signature sig : s1) { 5257 set1.add(sig); 5258 } 5259 ArraySet<Signature> set2 = new ArraySet<Signature>(); 5260 for (Signature sig : s2) { 5261 set2.add(sig); 5262 } 5263 // Make sure s2 contains all signatures in s1. 5264 if (set1.equals(set2)) { 5265 return PackageManager.SIGNATURE_MATCH; 5266 } 5267 return PackageManager.SIGNATURE_NO_MATCH; 5268 } 5269 5270 /** 5271 * If the database version for this type of package (internal storage or 5272 * external storage) is less than the version where package signatures 5273 * were updated, return true. 5274 */ 5275 private boolean isCompatSignatureUpdateNeeded(PackageParser.Package scannedPkg) { 5276 final VersionInfo ver = getSettingsVersionForPackage(scannedPkg); 5277 return ver.databaseVersion < DatabaseVersion.SIGNATURE_END_ENTITY; 5278 } 5279 5280 /** 5281 * Used for backward compatibility to make sure any packages with 5282 * certificate chains get upgraded to the new style. {@code existingSigs} 5283 * will be in the old format (since they were stored on disk from before the 5284 * system upgrade) and {@code scannedSigs} will be in the newer format. 5285 */ 5286 private int compareSignaturesCompat(PackageSignatures existingSigs, 5287 PackageParser.Package scannedPkg) { 5288 if (!isCompatSignatureUpdateNeeded(scannedPkg)) { 5289 return PackageManager.SIGNATURE_NO_MATCH; 5290 } 5291 5292 ArraySet<Signature> existingSet = new ArraySet<Signature>(); 5293 for (Signature sig : existingSigs.mSignatures) { 5294 existingSet.add(sig); 5295 } 5296 ArraySet<Signature> scannedCompatSet = new ArraySet<Signature>(); 5297 for (Signature sig : scannedPkg.mSignatures) { 5298 try { 5299 Signature[] chainSignatures = sig.getChainSignatures(); 5300 for (Signature chainSig : chainSignatures) { 5301 scannedCompatSet.add(chainSig); 5302 } 5303 } catch (CertificateEncodingException e) { 5304 scannedCompatSet.add(sig); 5305 } 5306 } 5307 /* 5308 * Make sure the expanded scanned set contains all signatures in the 5309 * existing one. 5310 */ 5311 if (scannedCompatSet.equals(existingSet)) { 5312 // Migrate the old signatures to the new scheme. 5313 existingSigs.assignSignatures(scannedPkg.mSignatures); 5314 // The new KeySets will be re-added later in the scanning process. 5315 synchronized (mPackages) { 5316 mSettings.mKeySetManagerService.removeAppKeySetDataLPw(scannedPkg.packageName); 5317 } 5318 return PackageManager.SIGNATURE_MATCH; 5319 } 5320 return PackageManager.SIGNATURE_NO_MATCH; 5321 } 5322 5323 private boolean isRecoverSignatureUpdateNeeded(PackageParser.Package scannedPkg) { 5324 final VersionInfo ver = getSettingsVersionForPackage(scannedPkg); 5325 return ver.databaseVersion < DatabaseVersion.SIGNATURE_MALFORMED_RECOVER; 5326 } 5327 5328 private int compareSignaturesRecover(PackageSignatures existingSigs, 5329 PackageParser.Package scannedPkg) { 5330 if (!isRecoverSignatureUpdateNeeded(scannedPkg)) { 5331 return PackageManager.SIGNATURE_NO_MATCH; 5332 } 5333 5334 String msg = null; 5335 try { 5336 if (Signature.areEffectiveMatch(existingSigs.mSignatures, scannedPkg.mSignatures)) { 5337 logCriticalInfo(Log.INFO, "Recovered effectively matching certificates for " 5338 + scannedPkg.packageName); 5339 return PackageManager.SIGNATURE_MATCH; 5340 } 5341 } catch (CertificateException e) { 5342 msg = e.getMessage(); 5343 } 5344 5345 logCriticalInfo(Log.INFO, 5346 "Failed to recover certificates for " + scannedPkg.packageName + ": " + msg); 5347 return PackageManager.SIGNATURE_NO_MATCH; 5348 } 5349 5350 @Override 5351 public List<String> getAllPackages() { 5352 synchronized (mPackages) { 5353 return new ArrayList<String>(mPackages.keySet()); 5354 } 5355 } 5356 5357 @Override 5358 public String[] getPackagesForUid(int uid) { 5359 final int userId = UserHandle.getUserId(uid); 5360 uid = UserHandle.getAppId(uid); 5361 // reader 5362 synchronized (mPackages) { 5363 Object obj = mSettings.getUserIdLPr(uid); 5364 if (obj instanceof SharedUserSetting) { 5365 final SharedUserSetting sus = (SharedUserSetting) obj; 5366 final int N = sus.packages.size(); 5367 String[] res = new String[N]; 5368 final Iterator<PackageSetting> it = sus.packages.iterator(); 5369 int i = 0; 5370 while (it.hasNext()) { 5371 PackageSetting ps = it.next(); 5372 if (ps.getInstalled(userId)) { 5373 res[i++] = ps.name; 5374 } else { 5375 res = ArrayUtils.removeElement(String.class, res, res[i]); 5376 } 5377 } 5378 return res; 5379 } else if (obj instanceof PackageSetting) { 5380 final PackageSetting ps = (PackageSetting) obj; 5381 if (ps.getInstalled(userId)) { 5382 return new String[]{ps.name}; 5383 } 5384 } 5385 } 5386 return null; 5387 } 5388 5389 @Override 5390 public String getNameForUid(int uid) { 5391 // reader 5392 synchronized (mPackages) { 5393 Object obj = mSettings.getUserIdLPr(UserHandle.getAppId(uid)); 5394 if (obj instanceof SharedUserSetting) { 5395 final SharedUserSetting sus = (SharedUserSetting) obj; 5396 return sus.name + ":" + sus.userId; 5397 } else if (obj instanceof PackageSetting) { 5398 final PackageSetting ps = (PackageSetting) obj; 5399 return ps.name; 5400 } 5401 } 5402 return null; 5403 } 5404 5405 @Override 5406 public int getUidForSharedUser(String sharedUserName) { 5407 if(sharedUserName == null) { 5408 return -1; 5409 } 5410 // reader 5411 synchronized (mPackages) { 5412 SharedUserSetting suid; 5413 try { 5414 suid = mSettings.getSharedUserLPw(sharedUserName, 0, 0, false); 5415 if (suid != null) { 5416 return suid.userId; 5417 } 5418 } catch (PackageManagerException ignore) { 5419 // can't happen, but, still need to catch it 5420 } 5421 return -1; 5422 } 5423 } 5424 5425 @Override 5426 public int getFlagsForUid(int uid) { 5427 synchronized (mPackages) { 5428 Object obj = mSettings.getUserIdLPr(UserHandle.getAppId(uid)); 5429 if (obj instanceof SharedUserSetting) { 5430 final SharedUserSetting sus = (SharedUserSetting) obj; 5431 return sus.pkgFlags; 5432 } else if (obj instanceof PackageSetting) { 5433 final PackageSetting ps = (PackageSetting) obj; 5434 return ps.pkgFlags; 5435 } 5436 } 5437 return 0; 5438 } 5439 5440 @Override 5441 public int getPrivateFlagsForUid(int uid) { 5442 synchronized (mPackages) { 5443 Object obj = mSettings.getUserIdLPr(UserHandle.getAppId(uid)); 5444 if (obj instanceof SharedUserSetting) { 5445 final SharedUserSetting sus = (SharedUserSetting) obj; 5446 return sus.pkgPrivateFlags; 5447 } else if (obj instanceof PackageSetting) { 5448 final PackageSetting ps = (PackageSetting) obj; 5449 return ps.pkgPrivateFlags; 5450 } 5451 } 5452 return 0; 5453 } 5454 5455 @Override 5456 public boolean isUidPrivileged(int uid) { 5457 uid = UserHandle.getAppId(uid); 5458 // reader 5459 synchronized (mPackages) { 5460 Object obj = mSettings.getUserIdLPr(uid); 5461 if (obj instanceof SharedUserSetting) { 5462 final SharedUserSetting sus = (SharedUserSetting) obj; 5463 final Iterator<PackageSetting> it = sus.packages.iterator(); 5464 while (it.hasNext()) { 5465 if (it.next().isPrivileged()) { 5466 return true; 5467 } 5468 } 5469 } else if (obj instanceof PackageSetting) { 5470 final PackageSetting ps = (PackageSetting) obj; 5471 return ps.isPrivileged(); 5472 } 5473 } 5474 return false; 5475 } 5476 5477 @Override 5478 public String[] getAppOpPermissionPackages(String permissionName) { 5479 synchronized (mPackages) { 5480 ArraySet<String> pkgs = mAppOpPermissionPackages.get(permissionName); 5481 if (pkgs == null) { 5482 return null; 5483 } 5484 return pkgs.toArray(new String[pkgs.size()]); 5485 } 5486 } 5487 5488 @Override 5489 public ResolveInfo resolveIntent(Intent intent, String resolvedType, 5490 int flags, int userId) { 5491 try { 5492 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "resolveIntent"); 5493 5494 if (!sUserManager.exists(userId)) return null; 5495 flags = updateFlagsForResolve(flags, userId, intent); 5496 enforceCrossUserPermission(Binder.getCallingUid(), userId, 5497 false /*requireFullPermission*/, false /*checkShell*/, "resolve intent"); 5498 5499 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "queryIntentActivities"); 5500 final List<ResolveInfo> query = queryIntentActivitiesInternal(intent, resolvedType, 5501 flags, userId); 5502 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 5503 5504 final ResolveInfo bestChoice = 5505 chooseBestActivity(intent, resolvedType, flags, query, userId); 5506 return bestChoice; 5507 } finally { 5508 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 5509 } 5510 } 5511 5512 @Override 5513 public ResolveInfo findPersistentPreferredActivity(Intent intent, int userId) { 5514 if (!UserHandle.isSameApp(Binder.getCallingUid(), Process.SYSTEM_UID)) { 5515 throw new SecurityException( 5516 "findPersistentPreferredActivity can only be run by the system"); 5517 } 5518 if (!sUserManager.exists(userId)) { 5519 return null; 5520 } 5521 intent = updateIntentForResolve(intent); 5522 final String resolvedType = intent.resolveTypeIfNeeded(mContext.getContentResolver()); 5523 final int flags = updateFlagsForResolve(0, userId, intent); 5524 final List<ResolveInfo> query = queryIntentActivitiesInternal(intent, resolvedType, flags, 5525 userId); 5526 synchronized (mPackages) { 5527 return findPersistentPreferredActivityLP(intent, resolvedType, flags, query, false, 5528 userId); 5529 } 5530 } 5531 5532 @Override 5533 public void setLastChosenActivity(Intent intent, String resolvedType, int flags, 5534 IntentFilter filter, int match, ComponentName activity) { 5535 final int userId = UserHandle.getCallingUserId(); 5536 if (DEBUG_PREFERRED) { 5537 Log.v(TAG, "setLastChosenActivity intent=" + intent 5538 + " resolvedType=" + resolvedType 5539 + " flags=" + flags 5540 + " filter=" + filter 5541 + " match=" + match 5542 + " activity=" + activity); 5543 filter.dump(new PrintStreamPrinter(System.out), " "); 5544 } 5545 intent.setComponent(null); 5546 final List<ResolveInfo> query = queryIntentActivitiesInternal(intent, resolvedType, flags, 5547 userId); 5548 // Find any earlier preferred or last chosen entries and nuke them 5549 findPreferredActivity(intent, resolvedType, 5550 flags, query, 0, false, true, false, userId); 5551 // Add the new activity as the last chosen for this filter 5552 addPreferredActivityInternal(filter, match, null, activity, false, userId, 5553 "Setting last chosen"); 5554 } 5555 5556 @Override 5557 public ResolveInfo getLastChosenActivity(Intent intent, String resolvedType, int flags) { 5558 final int userId = UserHandle.getCallingUserId(); 5559 if (DEBUG_PREFERRED) Log.v(TAG, "Querying last chosen activity for " + intent); 5560 final List<ResolveInfo> query = queryIntentActivitiesInternal(intent, resolvedType, flags, 5561 userId); 5562 return findPreferredActivity(intent, resolvedType, flags, query, 0, 5563 false, false, false, userId); 5564 } 5565 5566 private boolean isEphemeralDisabled() { 5567 // ephemeral apps have been disabled across the board 5568 if (DISABLE_EPHEMERAL_APPS) { 5569 return true; 5570 } 5571 // system isn't up yet; can't read settings, so, assume no ephemeral apps 5572 if (!mSystemReady) { 5573 return true; 5574 } 5575 // we can't get a content resolver until the system is ready; these checks must happen last 5576 final ContentResolver resolver = mContext.getContentResolver(); 5577 if (Global.getInt(resolver, Global.ENABLE_EPHEMERAL_FEATURE, 1) == 0) { 5578 return true; 5579 } 5580 return Secure.getInt(resolver, Secure.WEB_ACTION_ENABLED, 1) == 0; 5581 } 5582 5583 private boolean isEphemeralAllowed( 5584 Intent intent, List<ResolveInfo> resolvedActivities, int userId, 5585 boolean skipPackageCheck) { 5586 // Short circuit and return early if possible. 5587 if (isEphemeralDisabled()) { 5588 return false; 5589 } 5590 final int callingUser = UserHandle.getCallingUserId(); 5591 if (callingUser != UserHandle.USER_SYSTEM) { 5592 return false; 5593 } 5594 if (mEphemeralResolverConnection == null) { 5595 return false; 5596 } 5597 if (mEphemeralInstallerComponent == null) { 5598 return false; 5599 } 5600 if (intent.getComponent() != null) { 5601 return false; 5602 } 5603 if ((intent.getFlags() & Intent.FLAG_IGNORE_EPHEMERAL) != 0) { 5604 return false; 5605 } 5606 if (!skipPackageCheck && intent.getPackage() != null) { 5607 return false; 5608 } 5609 final boolean isWebUri = hasWebURI(intent); 5610 if (!isWebUri || intent.getData().getHost() == null) { 5611 return false; 5612 } 5613 // Deny ephemeral apps if the user chose _ALWAYS or _ALWAYS_ASK for intent resolution. 5614 synchronized (mPackages) { 5615 final int count = (resolvedActivities == null ? 0 : resolvedActivities.size()); 5616 for (int n = 0; n < count; n++) { 5617 ResolveInfo info = resolvedActivities.get(n); 5618 String packageName = info.activityInfo.packageName; 5619 PackageSetting ps = mSettings.mPackages.get(packageName); 5620 if (ps != null) { 5621 // Try to get the status from User settings first 5622 long packedStatus = getDomainVerificationStatusLPr(ps, userId); 5623 int status = (int) (packedStatus >> 32); 5624 if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS 5625 || status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS_ASK) { 5626 if (DEBUG_EPHEMERAL) { 5627 Slog.v(TAG, "DENY ephemeral apps;" 5628 + " pkg: " + packageName + ", status: " + status); 5629 } 5630 return false; 5631 } 5632 } 5633 } 5634 } 5635 // We've exhausted all ways to deny ephemeral application; let the system look for them. 5636 return true; 5637 } 5638 5639 private void requestEphemeralResolutionPhaseTwo(EphemeralResponse responseObj, 5640 Intent origIntent, String resolvedType, Intent launchIntent, String callingPackage, 5641 int userId) { 5642 final Message msg = mHandler.obtainMessage(EPHEMERAL_RESOLUTION_PHASE_TWO, 5643 new EphemeralRequest(responseObj, origIntent, resolvedType, launchIntent, 5644 callingPackage, userId)); 5645 mHandler.sendMessage(msg); 5646 } 5647 5648 private ResolveInfo chooseBestActivity(Intent intent, String resolvedType, 5649 int flags, List<ResolveInfo> query, int userId) { 5650 if (query != null) { 5651 final int N = query.size(); 5652 if (N == 1) { 5653 return query.get(0); 5654 } else if (N > 1) { 5655 final boolean debug = ((intent.getFlags() & Intent.FLAG_DEBUG_LOG_RESOLUTION) != 0); 5656 // If there is more than one activity with the same priority, 5657 // then let the user decide between them. 5658 ResolveInfo r0 = query.get(0); 5659 ResolveInfo r1 = query.get(1); 5660 if (DEBUG_INTENT_MATCHING || debug) { 5661 Slog.v(TAG, r0.activityInfo.name + "=" + r0.priority + " vs " 5662 + r1.activityInfo.name + "=" + r1.priority); 5663 } 5664 // If the first activity has a higher priority, or a different 5665 // default, then it is always desirable to pick it. 5666 if (r0.priority != r1.priority 5667 || r0.preferredOrder != r1.preferredOrder 5668 || r0.isDefault != r1.isDefault) { 5669 return query.get(0); 5670 } 5671 // If we have saved a preference for a preferred activity for 5672 // this Intent, use that. 5673 ResolveInfo ri = findPreferredActivity(intent, resolvedType, 5674 flags, query, r0.priority, true, false, debug, userId); 5675 if (ri != null) { 5676 return ri; 5677 } 5678 ri = new ResolveInfo(mResolveInfo); 5679 ri.activityInfo = new ActivityInfo(ri.activityInfo); 5680 ri.activityInfo.labelRes = ResolverActivity.getLabelRes(intent.getAction()); 5681 // If all of the options come from the same package, show the application's 5682 // label and icon instead of the generic resolver's. 5683 // Some calls like Intent.resolveActivityInfo query the ResolveInfo from here 5684 // and then throw away the ResolveInfo itself, meaning that the caller loses 5685 // the resolvePackageName. Therefore the activityInfo.labelRes above provides 5686 // a fallback for this case; we only set the target package's resources on 5687 // the ResolveInfo, not the ActivityInfo. 5688 final String intentPackage = intent.getPackage(); 5689 if (!TextUtils.isEmpty(intentPackage) && allHavePackage(query, intentPackage)) { 5690 final ApplicationInfo appi = query.get(0).activityInfo.applicationInfo; 5691 ri.resolvePackageName = intentPackage; 5692 if (userNeedsBadging(userId)) { 5693 ri.noResourceId = true; 5694 } else { 5695 ri.icon = appi.icon; 5696 } 5697 ri.iconResourceId = appi.icon; 5698 ri.labelRes = appi.labelRes; 5699 } 5700 ri.activityInfo.applicationInfo = new ApplicationInfo( 5701 ri.activityInfo.applicationInfo); 5702 if (userId != 0) { 5703 ri.activityInfo.applicationInfo.uid = UserHandle.getUid(userId, 5704 UserHandle.getAppId(ri.activityInfo.applicationInfo.uid)); 5705 } 5706 // Make sure that the resolver is displayable in car mode 5707 if (ri.activityInfo.metaData == null) ri.activityInfo.metaData = new Bundle(); 5708 ri.activityInfo.metaData.putBoolean(Intent.METADATA_DOCK_HOME, true); 5709 return ri; 5710 } 5711 } 5712 return null; 5713 } 5714 5715 /** 5716 * Return true if the given list is not empty and all of its contents have 5717 * an activityInfo with the given package name. 5718 */ 5719 private boolean allHavePackage(List<ResolveInfo> list, String packageName) { 5720 if (ArrayUtils.isEmpty(list)) { 5721 return false; 5722 } 5723 for (int i = 0, N = list.size(); i < N; i++) { 5724 final ResolveInfo ri = list.get(i); 5725 final ActivityInfo ai = ri != null ? ri.activityInfo : null; 5726 if (ai == null || !packageName.equals(ai.packageName)) { 5727 return false; 5728 } 5729 } 5730 return true; 5731 } 5732 5733 private ResolveInfo findPersistentPreferredActivityLP(Intent intent, String resolvedType, 5734 int flags, List<ResolveInfo> query, boolean debug, int userId) { 5735 final int N = query.size(); 5736 PersistentPreferredIntentResolver ppir = mSettings.mPersistentPreferredActivities 5737 .get(userId); 5738 // Get the list of persistent preferred activities that handle the intent 5739 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Looking for presistent preferred activities..."); 5740 List<PersistentPreferredActivity> pprefs = ppir != null 5741 ? ppir.queryIntent(intent, resolvedType, 5742 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, 5743 (flags & PackageManager.MATCH_VISIBLE_TO_EPHEMERAL_ONLY) != 0, 5744 (flags & PackageManager.MATCH_EPHEMERAL) != 0, userId) 5745 : null; 5746 if (pprefs != null && pprefs.size() > 0) { 5747 final int M = pprefs.size(); 5748 for (int i=0; i<M; i++) { 5749 final PersistentPreferredActivity ppa = pprefs.get(i); 5750 if (DEBUG_PREFERRED || debug) { 5751 Slog.v(TAG, "Checking PersistentPreferredActivity ds=" 5752 + (ppa.countDataSchemes() > 0 ? ppa.getDataScheme(0) : "<none>") 5753 + "\n component=" + ppa.mComponent); 5754 ppa.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 5755 } 5756 final ActivityInfo ai = getActivityInfo(ppa.mComponent, 5757 flags | MATCH_DISABLED_COMPONENTS, userId); 5758 if (DEBUG_PREFERRED || debug) { 5759 Slog.v(TAG, "Found persistent preferred activity:"); 5760 if (ai != null) { 5761 ai.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 5762 } else { 5763 Slog.v(TAG, " null"); 5764 } 5765 } 5766 if (ai == null) { 5767 // This previously registered persistent preferred activity 5768 // component is no longer known. Ignore it and do NOT remove it. 5769 continue; 5770 } 5771 for (int j=0; j<N; j++) { 5772 final ResolveInfo ri = query.get(j); 5773 if (!ri.activityInfo.applicationInfo.packageName 5774 .equals(ai.applicationInfo.packageName)) { 5775 continue; 5776 } 5777 if (!ri.activityInfo.name.equals(ai.name)) { 5778 continue; 5779 } 5780 // Found a persistent preference that can handle the intent. 5781 if (DEBUG_PREFERRED || debug) { 5782 Slog.v(TAG, "Returning persistent preferred activity: " + 5783 ri.activityInfo.packageName + "/" + ri.activityInfo.name); 5784 } 5785 return ri; 5786 } 5787 } 5788 } 5789 return null; 5790 } 5791 5792 // TODO: handle preferred activities missing while user has amnesia 5793 ResolveInfo findPreferredActivity(Intent intent, String resolvedType, int flags, 5794 List<ResolveInfo> query, int priority, boolean always, 5795 boolean removeMatches, boolean debug, int userId) { 5796 if (!sUserManager.exists(userId)) return null; 5797 flags = updateFlagsForResolve(flags, userId, intent); 5798 intent = updateIntentForResolve(intent); 5799 // writer 5800 synchronized (mPackages) { 5801 // Try to find a matching persistent preferred activity. 5802 ResolveInfo pri = findPersistentPreferredActivityLP(intent, resolvedType, flags, query, 5803 debug, userId); 5804 5805 // If a persistent preferred activity matched, use it. 5806 if (pri != null) { 5807 return pri; 5808 } 5809 5810 PreferredIntentResolver pir = mSettings.mPreferredActivities.get(userId); 5811 // Get the list of preferred activities that handle the intent 5812 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Looking for preferred activities..."); 5813 List<PreferredActivity> prefs = pir != null 5814 ? pir.queryIntent(intent, resolvedType, 5815 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, 5816 (flags & PackageManager.MATCH_VISIBLE_TO_EPHEMERAL_ONLY) != 0, 5817 (flags & PackageManager.MATCH_EPHEMERAL) != 0, userId) 5818 : null; 5819 if (prefs != null && prefs.size() > 0) { 5820 boolean changed = false; 5821 try { 5822 // First figure out how good the original match set is. 5823 // We will only allow preferred activities that came 5824 // from the same match quality. 5825 int match = 0; 5826 5827 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Figuring out best match..."); 5828 5829 final int N = query.size(); 5830 for (int j=0; j<N; j++) { 5831 final ResolveInfo ri = query.get(j); 5832 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Match for " + ri.activityInfo 5833 + ": 0x" + Integer.toHexString(match)); 5834 if (ri.match > match) { 5835 match = ri.match; 5836 } 5837 } 5838 5839 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Best match: 0x" 5840 + Integer.toHexString(match)); 5841 5842 match &= IntentFilter.MATCH_CATEGORY_MASK; 5843 final int M = prefs.size(); 5844 for (int i=0; i<M; i++) { 5845 final PreferredActivity pa = prefs.get(i); 5846 if (DEBUG_PREFERRED || debug) { 5847 Slog.v(TAG, "Checking PreferredActivity ds=" 5848 + (pa.countDataSchemes() > 0 ? pa.getDataScheme(0) : "<none>") 5849 + "\n component=" + pa.mPref.mComponent); 5850 pa.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 5851 } 5852 if (pa.mPref.mMatch != match) { 5853 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Skipping bad match " 5854 + Integer.toHexString(pa.mPref.mMatch)); 5855 continue; 5856 } 5857 // If it's not an "always" type preferred activity and that's what we're 5858 // looking for, skip it. 5859 if (always && !pa.mPref.mAlways) { 5860 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Skipping mAlways=false entry"); 5861 continue; 5862 } 5863 final ActivityInfo ai = getActivityInfo( 5864 pa.mPref.mComponent, flags | MATCH_DISABLED_COMPONENTS 5865 | MATCH_DIRECT_BOOT_AWARE | MATCH_DIRECT_BOOT_UNAWARE, 5866 userId); 5867 if (DEBUG_PREFERRED || debug) { 5868 Slog.v(TAG, "Found preferred activity:"); 5869 if (ai != null) { 5870 ai.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 5871 } else { 5872 Slog.v(TAG, " null"); 5873 } 5874 } 5875 if (ai == null) { 5876 // This previously registered preferred activity 5877 // component is no longer known. Most likely an update 5878 // to the app was installed and in the new version this 5879 // component no longer exists. Clean it up by removing 5880 // it from the preferred activities list, and skip it. 5881 Slog.w(TAG, "Removing dangling preferred activity: " 5882 + pa.mPref.mComponent); 5883 pir.removeFilter(pa); 5884 changed = true; 5885 continue; 5886 } 5887 for (int j=0; j<N; j++) { 5888 final ResolveInfo ri = query.get(j); 5889 if (!ri.activityInfo.applicationInfo.packageName 5890 .equals(ai.applicationInfo.packageName)) { 5891 continue; 5892 } 5893 if (!ri.activityInfo.name.equals(ai.name)) { 5894 continue; 5895 } 5896 5897 if (removeMatches) { 5898 pir.removeFilter(pa); 5899 changed = true; 5900 if (DEBUG_PREFERRED) { 5901 Slog.v(TAG, "Removing match " + pa.mPref.mComponent); 5902 } 5903 break; 5904 } 5905 5906 // Okay we found a previously set preferred or last chosen app. 5907 // If the result set is different from when this 5908 // was created, we need to clear it and re-ask the 5909 // user their preference, if we're looking for an "always" type entry. 5910 if (always && !pa.mPref.sameSet(query)) { 5911 Slog.i(TAG, "Result set changed, dropping preferred activity for " 5912 + intent + " type " + resolvedType); 5913 if (DEBUG_PREFERRED) { 5914 Slog.v(TAG, "Removing preferred activity since set changed " 5915 + pa.mPref.mComponent); 5916 } 5917 pir.removeFilter(pa); 5918 // Re-add the filter as a "last chosen" entry (!always) 5919 PreferredActivity lastChosen = new PreferredActivity( 5920 pa, pa.mPref.mMatch, null, pa.mPref.mComponent, false); 5921 pir.addFilter(lastChosen); 5922 changed = true; 5923 return null; 5924 } 5925 5926 // Yay! Either the set matched or we're looking for the last chosen 5927 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Returning preferred activity: " 5928 + ri.activityInfo.packageName + "/" + ri.activityInfo.name); 5929 return ri; 5930 } 5931 } 5932 } finally { 5933 if (changed) { 5934 if (DEBUG_PREFERRED) { 5935 Slog.v(TAG, "Preferred activity bookkeeping changed; writing restrictions"); 5936 } 5937 scheduleWritePackageRestrictionsLocked(userId); 5938 } 5939 } 5940 } 5941 } 5942 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "No preferred activity to return"); 5943 return null; 5944 } 5945 5946 /* 5947 * Returns if intent can be forwarded from the sourceUserId to the targetUserId 5948 */ 5949 @Override 5950 public boolean canForwardTo(Intent intent, String resolvedType, int sourceUserId, 5951 int targetUserId) { 5952 mContext.enforceCallingOrSelfPermission( 5953 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, null); 5954 List<CrossProfileIntentFilter> matches = 5955 getMatchingCrossProfileIntentFilters(intent, resolvedType, sourceUserId); 5956 if (matches != null) { 5957 int size = matches.size(); 5958 for (int i = 0; i < size; i++) { 5959 if (matches.get(i).getTargetUserId() == targetUserId) return true; 5960 } 5961 } 5962 if (hasWebURI(intent)) { 5963 // cross-profile app linking works only towards the parent. 5964 final UserInfo parent = getProfileParent(sourceUserId); 5965 synchronized(mPackages) { 5966 int flags = updateFlagsForResolve(0, parent.id, intent); 5967 CrossProfileDomainInfo xpDomainInfo = getCrossProfileDomainPreferredLpr( 5968 intent, resolvedType, flags, sourceUserId, parent.id); 5969 return xpDomainInfo != null; 5970 } 5971 } 5972 return false; 5973 } 5974 5975 private UserInfo getProfileParent(int userId) { 5976 final long identity = Binder.clearCallingIdentity(); 5977 try { 5978 return sUserManager.getProfileParent(userId); 5979 } finally { 5980 Binder.restoreCallingIdentity(identity); 5981 } 5982 } 5983 5984 private List<CrossProfileIntentFilter> getMatchingCrossProfileIntentFilters(Intent intent, 5985 String resolvedType, int userId) { 5986 CrossProfileIntentResolver resolver = mSettings.mCrossProfileIntentResolvers.get(userId); 5987 if (resolver != null) { 5988 return resolver.queryIntent(intent, resolvedType, false /*defaultOnly*/, 5989 false /*visibleToEphemeral*/, false /*isInstant*/, userId); 5990 } 5991 return null; 5992 } 5993 5994 @Override 5995 public @NonNull ParceledListSlice<ResolveInfo> queryIntentActivities(Intent intent, 5996 String resolvedType, int flags, int userId) { 5997 try { 5998 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "queryIntentActivities"); 5999 6000 return new ParceledListSlice<>( 6001 queryIntentActivitiesInternal(intent, resolvedType, flags, userId)); 6002 } finally { 6003 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 6004 } 6005 } 6006 6007 /** 6008 * Returns the package name of the calling Uid if it's an ephemeral app. If it isn't 6009 * ephemeral, returns {@code null}. 6010 */ 6011 private String getEphemeralPackageName(int callingUid) { 6012 final int appId = UserHandle.getAppId(callingUid); 6013 synchronized (mPackages) { 6014 final Object obj = mSettings.getUserIdLPr(appId); 6015 if (obj instanceof PackageSetting) { 6016 final PackageSetting ps = (PackageSetting) obj; 6017 return ps.pkg.applicationInfo.isInstantApp() ? ps.pkg.packageName : null; 6018 } 6019 } 6020 return null; 6021 } 6022 6023 private @NonNull List<ResolveInfo> queryIntentActivitiesInternal(Intent intent, 6024 String resolvedType, int flags, int userId) { 6025 if (!sUserManager.exists(userId)) return Collections.emptyList(); 6026 final String ephemeralPkgName = getEphemeralPackageName(Binder.getCallingUid()); 6027 flags = updateFlagsForResolve(flags, userId, intent); 6028 enforceCrossUserPermission(Binder.getCallingUid(), userId, 6029 false /* requireFullPermission */, false /* checkShell */, 6030 "query intent activities"); 6031 ComponentName comp = intent.getComponent(); 6032 if (comp == null) { 6033 if (intent.getSelector() != null) { 6034 intent = intent.getSelector(); 6035 comp = intent.getComponent(); 6036 } 6037 } 6038 6039 if (comp != null) { 6040 final List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 6041 final ActivityInfo ai = getActivityInfo(comp, flags, userId); 6042 if (ai != null) { 6043 // When specifying an explicit component, we prevent the activity from being 6044 // used when either 1) the calling package is normal and the activity is within 6045 // an ephemeral application or 2) the calling package is ephemeral and the 6046 // activity is not visible to ephemeral applications. 6047 boolean matchEphemeral = 6048 (flags & PackageManager.MATCH_EPHEMERAL) != 0; 6049 boolean ephemeralVisibleOnly = 6050 (flags & PackageManager.MATCH_VISIBLE_TO_EPHEMERAL_ONLY) != 0; 6051 boolean blockResolution = 6052 (!matchEphemeral && ephemeralPkgName == null 6053 && (ai.applicationInfo.privateFlags 6054 & ApplicationInfo.PRIVATE_FLAG_EPHEMERAL) != 0) 6055 || (ephemeralVisibleOnly && ephemeralPkgName != null 6056 && (ai.flags & ActivityInfo.FLAG_VISIBLE_TO_EPHEMERAL) == 0); 6057 if (!blockResolution) { 6058 final ResolveInfo ri = new ResolveInfo(); 6059 ri.activityInfo = ai; 6060 list.add(ri); 6061 } 6062 } 6063 return list; 6064 } 6065 6066 // reader 6067 boolean sortResult = false; 6068 boolean addEphemeral = false; 6069 List<ResolveInfo> result; 6070 final String pkgName = intent.getPackage(); 6071 synchronized (mPackages) { 6072 if (pkgName == null) { 6073 List<CrossProfileIntentFilter> matchingFilters = 6074 getMatchingCrossProfileIntentFilters(intent, resolvedType, userId); 6075 // Check for results that need to skip the current profile. 6076 ResolveInfo xpResolveInfo = querySkipCurrentProfileIntents(matchingFilters, intent, 6077 resolvedType, flags, userId); 6078 if (xpResolveInfo != null) { 6079 List<ResolveInfo> xpResult = new ArrayList<ResolveInfo>(1); 6080 xpResult.add(xpResolveInfo); 6081 return filterForEphemeral( 6082 filterIfNotSystemUser(xpResult, userId), ephemeralPkgName); 6083 } 6084 6085 // Check for results in the current profile. 6086 result = filterIfNotSystemUser(mActivities.queryIntent( 6087 intent, resolvedType, flags, userId), userId); 6088 addEphemeral = 6089 isEphemeralAllowed(intent, result, userId, false /*skipPackageCheck*/); 6090 6091 // Check for cross profile results. 6092 boolean hasNonNegativePriorityResult = hasNonNegativePriority(result); 6093 xpResolveInfo = queryCrossProfileIntents( 6094 matchingFilters, intent, resolvedType, flags, userId, 6095 hasNonNegativePriorityResult); 6096 if (xpResolveInfo != null && isUserEnabled(xpResolveInfo.targetUserId)) { 6097 boolean isVisibleToUser = filterIfNotSystemUser( 6098 Collections.singletonList(xpResolveInfo), userId).size() > 0; 6099 if (isVisibleToUser) { 6100 result.add(xpResolveInfo); 6101 sortResult = true; 6102 } 6103 } 6104 if (hasWebURI(intent)) { 6105 CrossProfileDomainInfo xpDomainInfo = null; 6106 final UserInfo parent = getProfileParent(userId); 6107 if (parent != null) { 6108 xpDomainInfo = getCrossProfileDomainPreferredLpr(intent, resolvedType, 6109 flags, userId, parent.id); 6110 } 6111 if (xpDomainInfo != null) { 6112 if (xpResolveInfo != null) { 6113 // If we didn't remove it, the cross-profile ResolveInfo would be twice 6114 // in the result. 6115 result.remove(xpResolveInfo); 6116 } 6117 if (result.size() == 0 && !addEphemeral) { 6118 // No result in current profile, but found candidate in parent user. 6119 // And we are not going to add emphemeral app, so we can return the 6120 // result straight away. 6121 result.add(xpDomainInfo.resolveInfo); 6122 return filterForEphemeral(result, ephemeralPkgName); 6123 } 6124 } else if (result.size() <= 1 && !addEphemeral) { 6125 // No result in parent user and <= 1 result in current profile, and we 6126 // are not going to add emphemeral app, so we can return the result without 6127 // further processing. 6128 return filterForEphemeral(result, ephemeralPkgName); 6129 } 6130 // We have more than one candidate (combining results from current and parent 6131 // profile), so we need filtering and sorting. 6132 result = filterCandidatesWithDomainPreferredActivitiesLPr( 6133 intent, flags, result, xpDomainInfo, userId); 6134 sortResult = true; 6135 } 6136 } else { 6137 final PackageParser.Package pkg = mPackages.get(pkgName); 6138 if (pkg != null) { 6139 result = filterForEphemeral(filterIfNotSystemUser( 6140 mActivities.queryIntentForPackage( 6141 intent, resolvedType, flags, pkg.activities, userId), 6142 userId), ephemeralPkgName); 6143 } else { 6144 // the caller wants to resolve for a particular package; however, there 6145 // were no installed results, so, try to find an ephemeral result 6146 addEphemeral = isEphemeralAllowed( 6147 intent, null /*result*/, userId, true /*skipPackageCheck*/); 6148 result = new ArrayList<ResolveInfo>(); 6149 } 6150 } 6151 } 6152 if (addEphemeral) { 6153 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "resolveEphemeral"); 6154 final EphemeralRequest requestObject = new EphemeralRequest( 6155 null /*responseObj*/, intent /*origIntent*/, resolvedType, 6156 null /*launchIntent*/, null /*callingPackage*/, userId); 6157 final EphemeralResponse intentInfo = EphemeralResolver.doEphemeralResolutionPhaseOne( 6158 mContext, mEphemeralResolverConnection, requestObject); 6159 if (intentInfo != null) { 6160 if (DEBUG_EPHEMERAL) { 6161 Slog.v(TAG, "Adding ephemeral installer to the ResolveInfo list"); 6162 } 6163 final ResolveInfo ephemeralInstaller = new ResolveInfo(mEphemeralInstallerInfo); 6164 ephemeralInstaller.ephemeralResponse = intentInfo; 6165 // make sure this resolver is the default 6166 ephemeralInstaller.isDefault = true; 6167 ephemeralInstaller.match = IntentFilter.MATCH_CATEGORY_SCHEME_SPECIFIC_PART 6168 | IntentFilter.MATCH_ADJUSTMENT_NORMAL; 6169 // add a non-generic filter 6170 ephemeralInstaller.filter = new IntentFilter(intent.getAction()); 6171 ephemeralInstaller.filter.addDataPath( 6172 intent.getData().getPath(), PatternMatcher.PATTERN_LITERAL); 6173 result.add(ephemeralInstaller); 6174 } 6175 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 6176 } 6177 if (sortResult) { 6178 Collections.sort(result, mResolvePrioritySorter); 6179 } 6180 return filterForEphemeral(result, ephemeralPkgName); 6181 } 6182 6183 private static class CrossProfileDomainInfo { 6184 /* ResolveInfo for IntentForwarderActivity to send the intent to the other profile */ 6185 ResolveInfo resolveInfo; 6186 /* Best domain verification status of the activities found in the other profile */ 6187 int bestDomainVerificationStatus; 6188 } 6189 6190 private CrossProfileDomainInfo getCrossProfileDomainPreferredLpr(Intent intent, 6191 String resolvedType, int flags, int sourceUserId, int parentUserId) { 6192 if (!sUserManager.hasUserRestriction(UserManager.ALLOW_PARENT_PROFILE_APP_LINKING, 6193 sourceUserId)) { 6194 return null; 6195 } 6196 List<ResolveInfo> resultTargetUser = mActivities.queryIntent(intent, 6197 resolvedType, flags, parentUserId); 6198 6199 if (resultTargetUser == null || resultTargetUser.isEmpty()) { 6200 return null; 6201 } 6202 CrossProfileDomainInfo result = null; 6203 int size = resultTargetUser.size(); 6204 for (int i = 0; i < size; i++) { 6205 ResolveInfo riTargetUser = resultTargetUser.get(i); 6206 // Intent filter verification is only for filters that specify a host. So don't return 6207 // those that handle all web uris. 6208 if (riTargetUser.handleAllWebDataURI) { 6209 continue; 6210 } 6211 String packageName = riTargetUser.activityInfo.packageName; 6212 PackageSetting ps = mSettings.mPackages.get(packageName); 6213 if (ps == null) { 6214 continue; 6215 } 6216 long verificationState = getDomainVerificationStatusLPr(ps, parentUserId); 6217 int status = (int)(verificationState >> 32); 6218 if (result == null) { 6219 result = new CrossProfileDomainInfo(); 6220 result.resolveInfo = createForwardingResolveInfoUnchecked(new IntentFilter(), 6221 sourceUserId, parentUserId); 6222 result.bestDomainVerificationStatus = status; 6223 } else { 6224 result.bestDomainVerificationStatus = bestDomainVerificationStatus(status, 6225 result.bestDomainVerificationStatus); 6226 } 6227 } 6228 // Don't consider matches with status NEVER across profiles. 6229 if (result != null && result.bestDomainVerificationStatus 6230 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER) { 6231 return null; 6232 } 6233 return result; 6234 } 6235 6236 /** 6237 * Verification statuses are ordered from the worse to the best, except for 6238 * INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER, which is the worse. 6239 */ 6240 private int bestDomainVerificationStatus(int status1, int status2) { 6241 if (status1 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER) { 6242 return status2; 6243 } 6244 if (status2 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER) { 6245 return status1; 6246 } 6247 return (int) MathUtils.max(status1, status2); 6248 } 6249 6250 private boolean isUserEnabled(int userId) { 6251 long callingId = Binder.clearCallingIdentity(); 6252 try { 6253 UserInfo userInfo = sUserManager.getUserInfo(userId); 6254 return userInfo != null && userInfo.isEnabled(); 6255 } finally { 6256 Binder.restoreCallingIdentity(callingId); 6257 } 6258 } 6259 6260 /** 6261 * Filter out activities with systemUserOnly flag set, when current user is not System. 6262 * 6263 * @return filtered list 6264 */ 6265 private List<ResolveInfo> filterIfNotSystemUser(List<ResolveInfo> resolveInfos, int userId) { 6266 if (userId == UserHandle.USER_SYSTEM) { 6267 return resolveInfos; 6268 } 6269 for (int i = resolveInfos.size() - 1; i >= 0; i--) { 6270 ResolveInfo info = resolveInfos.get(i); 6271 if ((info.activityInfo.flags & ActivityInfo.FLAG_SYSTEM_USER_ONLY) != 0) { 6272 resolveInfos.remove(i); 6273 } 6274 } 6275 return resolveInfos; 6276 } 6277 6278 /** 6279 * Filters out ephemeral activities. 6280 * <p>When resolving for an ephemeral app, only activities that 1) are defined in the 6281 * ephemeral app or 2) marked with {@code visibleToEphemeral} are returned. 6282 * 6283 * @param resolveInfos The pre-filtered list of resolved activities 6284 * @param ephemeralPkgName The ephemeral package name. If {@code null}, no filtering 6285 * is performed. 6286 * @return A filtered list of resolved activities. 6287 */ 6288 private List<ResolveInfo> filterForEphemeral(List<ResolveInfo> resolveInfos, 6289 String ephemeralPkgName) { 6290 if (ephemeralPkgName == null) { 6291 return resolveInfos; 6292 } 6293 for (int i = resolveInfos.size() - 1; i >= 0; i--) { 6294 ResolveInfo info = resolveInfos.get(i); 6295 final boolean isEphemeralApp = info.activityInfo.applicationInfo.isInstantApp(); 6296 // allow activities that are defined in the provided package 6297 if (isEphemeralApp && ephemeralPkgName.equals(info.activityInfo.packageName)) { 6298 continue; 6299 } 6300 // allow activities that have been explicitly exposed to ephemeral apps 6301 if (!isEphemeralApp 6302 && ((info.activityInfo.flags & ActivityInfo.FLAG_VISIBLE_TO_EPHEMERAL) != 0)) { 6303 continue; 6304 } 6305 resolveInfos.remove(i); 6306 } 6307 return resolveInfos; 6308 } 6309 6310 /** 6311 * @param resolveInfos list of resolve infos in descending priority order 6312 * @return if the list contains a resolve info with non-negative priority 6313 */ 6314 private boolean hasNonNegativePriority(List<ResolveInfo> resolveInfos) { 6315 return resolveInfos.size() > 0 && resolveInfos.get(0).priority >= 0; 6316 } 6317 6318 private static boolean hasWebURI(Intent intent) { 6319 if (intent.getData() == null) { 6320 return false; 6321 } 6322 final String scheme = intent.getScheme(); 6323 if (TextUtils.isEmpty(scheme)) { 6324 return false; 6325 } 6326 return scheme.equals(IntentFilter.SCHEME_HTTP) || scheme.equals(IntentFilter.SCHEME_HTTPS); 6327 } 6328 6329 private List<ResolveInfo> filterCandidatesWithDomainPreferredActivitiesLPr(Intent intent, 6330 int matchFlags, List<ResolveInfo> candidates, CrossProfileDomainInfo xpDomainInfo, 6331 int userId) { 6332 final boolean debug = (intent.getFlags() & Intent.FLAG_DEBUG_LOG_RESOLUTION) != 0; 6333 6334 if (DEBUG_PREFERRED || DEBUG_DOMAIN_VERIFICATION) { 6335 Slog.v(TAG, "Filtering results with preferred activities. Candidates count: " + 6336 candidates.size()); 6337 } 6338 6339 ArrayList<ResolveInfo> result = new ArrayList<ResolveInfo>(); 6340 ArrayList<ResolveInfo> alwaysList = new ArrayList<ResolveInfo>(); 6341 ArrayList<ResolveInfo> undefinedList = new ArrayList<ResolveInfo>(); 6342 ArrayList<ResolveInfo> alwaysAskList = new ArrayList<ResolveInfo>(); 6343 ArrayList<ResolveInfo> neverList = new ArrayList<ResolveInfo>(); 6344 ArrayList<ResolveInfo> matchAllList = new ArrayList<ResolveInfo>(); 6345 6346 synchronized (mPackages) { 6347 final int count = candidates.size(); 6348 // First, try to use linked apps. Partition the candidates into four lists: 6349 // one for the final results, one for the "do not use ever", one for "undefined status" 6350 // and finally one for "browser app type". 6351 for (int n=0; n<count; n++) { 6352 ResolveInfo info = candidates.get(n); 6353 String packageName = info.activityInfo.packageName; 6354 PackageSetting ps = mSettings.mPackages.get(packageName); 6355 if (ps != null) { 6356 // Add to the special match all list (Browser use case) 6357 if (info.handleAllWebDataURI) { 6358 matchAllList.add(info); 6359 continue; 6360 } 6361 // Try to get the status from User settings first 6362 long packedStatus = getDomainVerificationStatusLPr(ps, userId); 6363 int status = (int)(packedStatus >> 32); 6364 int linkGeneration = (int)(packedStatus & 0xFFFFFFFF); 6365 if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS) { 6366 if (DEBUG_DOMAIN_VERIFICATION || debug) { 6367 Slog.i(TAG, " + always: " + info.activityInfo.packageName 6368 + " : linkgen=" + linkGeneration); 6369 } 6370 // Use link-enabled generation as preferredOrder, i.e. 6371 // prefer newly-enabled over earlier-enabled. 6372 info.preferredOrder = linkGeneration; 6373 alwaysList.add(info); 6374 } else if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER) { 6375 if (DEBUG_DOMAIN_VERIFICATION || debug) { 6376 Slog.i(TAG, " + never: " + info.activityInfo.packageName); 6377 } 6378 neverList.add(info); 6379 } else if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS_ASK) { 6380 if (DEBUG_DOMAIN_VERIFICATION || debug) { 6381 Slog.i(TAG, " + always-ask: " + info.activityInfo.packageName); 6382 } 6383 alwaysAskList.add(info); 6384 } else if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED || 6385 status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK) { 6386 if (DEBUG_DOMAIN_VERIFICATION || debug) { 6387 Slog.i(TAG, " + ask: " + info.activityInfo.packageName); 6388 } 6389 undefinedList.add(info); 6390 } 6391 } 6392 } 6393 6394 // We'll want to include browser possibilities in a few cases 6395 boolean includeBrowser = false; 6396 6397 // First try to add the "always" resolution(s) for the current user, if any 6398 if (alwaysList.size() > 0) { 6399 result.addAll(alwaysList); 6400 } else { 6401 // Add all undefined apps as we want them to appear in the disambiguation dialog. 6402 result.addAll(undefinedList); 6403 // Maybe add one for the other profile. 6404 if (xpDomainInfo != null && ( 6405 xpDomainInfo.bestDomainVerificationStatus 6406 != INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER)) { 6407 result.add(xpDomainInfo.resolveInfo); 6408 } 6409 includeBrowser = true; 6410 } 6411 6412 // The presence of any 'always ask' alternatives means we'll also offer browsers. 6413 // If there were 'always' entries their preferred order has been set, so we also 6414 // back that off to make the alternatives equivalent 6415 if (alwaysAskList.size() > 0) { 6416 for (ResolveInfo i : result) { 6417 i.preferredOrder = 0; 6418 } 6419 result.addAll(alwaysAskList); 6420 includeBrowser = true; 6421 } 6422 6423 if (includeBrowser) { 6424 // Also add browsers (all of them or only the default one) 6425 if (DEBUG_DOMAIN_VERIFICATION) { 6426 Slog.v(TAG, " ...including browsers in candidate set"); 6427 } 6428 if ((matchFlags & MATCH_ALL) != 0) { 6429 result.addAll(matchAllList); 6430 } else { 6431 // Browser/generic handling case. If there's a default browser, go straight 6432 // to that (but only if there is no other higher-priority match). 6433 final String defaultBrowserPackageName = getDefaultBrowserPackageName(userId); 6434 int maxMatchPrio = 0; 6435 ResolveInfo defaultBrowserMatch = null; 6436 final int numCandidates = matchAllList.size(); 6437 for (int n = 0; n < numCandidates; n++) { 6438 ResolveInfo info = matchAllList.get(n); 6439 // track the highest overall match priority... 6440 if (info.priority > maxMatchPrio) { 6441 maxMatchPrio = info.priority; 6442 } 6443 // ...and the highest-priority default browser match 6444 if (info.activityInfo.packageName.equals(defaultBrowserPackageName)) { 6445 if (defaultBrowserMatch == null 6446 || (defaultBrowserMatch.priority < info.priority)) { 6447 if (debug) { 6448 Slog.v(TAG, "Considering default browser match " + info); 6449 } 6450 defaultBrowserMatch = info; 6451 } 6452 } 6453 } 6454 if (defaultBrowserMatch != null 6455 && defaultBrowserMatch.priority >= maxMatchPrio 6456 && !TextUtils.isEmpty(defaultBrowserPackageName)) 6457 { 6458 if (debug) { 6459 Slog.v(TAG, "Default browser match " + defaultBrowserMatch); 6460 } 6461 result.add(defaultBrowserMatch); 6462 } else { 6463 result.addAll(matchAllList); 6464 } 6465 } 6466 6467 // If there is nothing selected, add all candidates and remove the ones that the user 6468 // has explicitly put into the INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER state 6469 if (result.size() == 0) { 6470 result.addAll(candidates); 6471 result.removeAll(neverList); 6472 } 6473 } 6474 } 6475 if (DEBUG_PREFERRED || DEBUG_DOMAIN_VERIFICATION) { 6476 Slog.v(TAG, "Filtered results with preferred activities. New candidates count: " + 6477 result.size()); 6478 for (ResolveInfo info : result) { 6479 Slog.v(TAG, " + " + info.activityInfo); 6480 } 6481 } 6482 return result; 6483 } 6484 6485 // Returns a packed value as a long: 6486 // 6487 // high 'int'-sized word: link status: undefined/ask/never/always. 6488 // low 'int'-sized word: relative priority among 'always' results. 6489 private long getDomainVerificationStatusLPr(PackageSetting ps, int userId) { 6490 long result = ps.getDomainVerificationStatusForUser(userId); 6491 // if none available, get the master status 6492 if (result >> 32 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED) { 6493 if (ps.getIntentFilterVerificationInfo() != null) { 6494 result = ((long)ps.getIntentFilterVerificationInfo().getStatus()) << 32; 6495 } 6496 } 6497 return result; 6498 } 6499 6500 private ResolveInfo querySkipCurrentProfileIntents( 6501 List<CrossProfileIntentFilter> matchingFilters, Intent intent, String resolvedType, 6502 int flags, int sourceUserId) { 6503 if (matchingFilters != null) { 6504 int size = matchingFilters.size(); 6505 for (int i = 0; i < size; i ++) { 6506 CrossProfileIntentFilter filter = matchingFilters.get(i); 6507 if ((filter.getFlags() & PackageManager.SKIP_CURRENT_PROFILE) != 0) { 6508 // Checking if there are activities in the target user that can handle the 6509 // intent. 6510 ResolveInfo resolveInfo = createForwardingResolveInfo(filter, intent, 6511 resolvedType, flags, sourceUserId); 6512 if (resolveInfo != null) { 6513 return resolveInfo; 6514 } 6515 } 6516 } 6517 } 6518 return null; 6519 } 6520 6521 // Return matching ResolveInfo in target user if any. 6522 private ResolveInfo queryCrossProfileIntents( 6523 List<CrossProfileIntentFilter> matchingFilters, Intent intent, String resolvedType, 6524 int flags, int sourceUserId, boolean matchInCurrentProfile) { 6525 if (matchingFilters != null) { 6526 // Two {@link CrossProfileIntentFilter}s can have the same targetUserId and 6527 // match the same intent. For performance reasons, it is better not to 6528 // run queryIntent twice for the same userId 6529 SparseBooleanArray alreadyTriedUserIds = new SparseBooleanArray(); 6530 int size = matchingFilters.size(); 6531 for (int i = 0; i < size; i++) { 6532 CrossProfileIntentFilter filter = matchingFilters.get(i); 6533 int targetUserId = filter.getTargetUserId(); 6534 boolean skipCurrentProfile = 6535 (filter.getFlags() & PackageManager.SKIP_CURRENT_PROFILE) != 0; 6536 boolean skipCurrentProfileIfNoMatchFound = 6537 (filter.getFlags() & PackageManager.ONLY_IF_NO_MATCH_FOUND) != 0; 6538 if (!skipCurrentProfile && !alreadyTriedUserIds.get(targetUserId) 6539 && (!skipCurrentProfileIfNoMatchFound || !matchInCurrentProfile)) { 6540 // Checking if there are activities in the target user that can handle the 6541 // intent. 6542 ResolveInfo resolveInfo = createForwardingResolveInfo(filter, intent, 6543 resolvedType, flags, sourceUserId); 6544 if (resolveInfo != null) return resolveInfo; 6545 alreadyTriedUserIds.put(targetUserId, true); 6546 } 6547 } 6548 } 6549 return null; 6550 } 6551 6552 /** 6553 * If the filter's target user can handle the intent and is enabled: returns a ResolveInfo that 6554 * will forward the intent to the filter's target user. 6555 * Otherwise, returns null. 6556 */ 6557 private ResolveInfo createForwardingResolveInfo(CrossProfileIntentFilter filter, Intent intent, 6558 String resolvedType, int flags, int sourceUserId) { 6559 int targetUserId = filter.getTargetUserId(); 6560 List<ResolveInfo> resultTargetUser = mActivities.queryIntent(intent, 6561 resolvedType, flags, targetUserId); 6562 if (resultTargetUser != null && isUserEnabled(targetUserId)) { 6563 // If all the matches in the target profile are suspended, return null. 6564 for (int i = resultTargetUser.size() - 1; i >= 0; i--) { 6565 if ((resultTargetUser.get(i).activityInfo.applicationInfo.flags 6566 & ApplicationInfo.FLAG_SUSPENDED) == 0) { 6567 return createForwardingResolveInfoUnchecked(filter, sourceUserId, 6568 targetUserId); 6569 } 6570 } 6571 } 6572 return null; 6573 } 6574 6575 private ResolveInfo createForwardingResolveInfoUnchecked(IntentFilter filter, 6576 int sourceUserId, int targetUserId) { 6577 ResolveInfo forwardingResolveInfo = new ResolveInfo(); 6578 long ident = Binder.clearCallingIdentity(); 6579 boolean targetIsProfile; 6580 try { 6581 targetIsProfile = sUserManager.getUserInfo(targetUserId).isManagedProfile(); 6582 } finally { 6583 Binder.restoreCallingIdentity(ident); 6584 } 6585 String className; 6586 if (targetIsProfile) { 6587 className = FORWARD_INTENT_TO_MANAGED_PROFILE; 6588 } else { 6589 className = FORWARD_INTENT_TO_PARENT; 6590 } 6591 ComponentName forwardingActivityComponentName = new ComponentName( 6592 mAndroidApplication.packageName, className); 6593 ActivityInfo forwardingActivityInfo = getActivityInfo(forwardingActivityComponentName, 0, 6594 sourceUserId); 6595 if (!targetIsProfile) { 6596 forwardingActivityInfo.showUserIcon = targetUserId; 6597 forwardingResolveInfo.noResourceId = true; 6598 } 6599 forwardingResolveInfo.activityInfo = forwardingActivityInfo; 6600 forwardingResolveInfo.priority = 0; 6601 forwardingResolveInfo.preferredOrder = 0; 6602 forwardingResolveInfo.match = 0; 6603 forwardingResolveInfo.isDefault = true; 6604 forwardingResolveInfo.filter = filter; 6605 forwardingResolveInfo.targetUserId = targetUserId; 6606 return forwardingResolveInfo; 6607 } 6608 6609 @Override 6610 public @NonNull ParceledListSlice<ResolveInfo> queryIntentActivityOptions(ComponentName caller, 6611 Intent[] specifics, String[] specificTypes, Intent intent, 6612 String resolvedType, int flags, int userId) { 6613 return new ParceledListSlice<>(queryIntentActivityOptionsInternal(caller, specifics, 6614 specificTypes, intent, resolvedType, flags, userId)); 6615 } 6616 6617 private @NonNull List<ResolveInfo> queryIntentActivityOptionsInternal(ComponentName caller, 6618 Intent[] specifics, String[] specificTypes, Intent intent, 6619 String resolvedType, int flags, int userId) { 6620 if (!sUserManager.exists(userId)) return Collections.emptyList(); 6621 flags = updateFlagsForResolve(flags, userId, intent); 6622 enforceCrossUserPermission(Binder.getCallingUid(), userId, 6623 false /* requireFullPermission */, false /* checkShell */, 6624 "query intent activity options"); 6625 final String resultsAction = intent.getAction(); 6626 6627 final List<ResolveInfo> results = queryIntentActivitiesInternal(intent, resolvedType, flags 6628 | PackageManager.GET_RESOLVED_FILTER, userId); 6629 6630 if (DEBUG_INTENT_MATCHING) { 6631 Log.v(TAG, "Query " + intent + ": " + results); 6632 } 6633 6634 int specificsPos = 0; 6635 int N; 6636 6637 // todo: note that the algorithm used here is O(N^2). This 6638 // isn't a problem in our current environment, but if we start running 6639 // into situations where we have more than 5 or 10 matches then this 6640 // should probably be changed to something smarter... 6641 6642 // First we go through and resolve each of the specific items 6643 // that were supplied, taking care of removing any corresponding 6644 // duplicate items in the generic resolve list. 6645 if (specifics != null) { 6646 for (int i=0; i<specifics.length; i++) { 6647 final Intent sintent = specifics[i]; 6648 if (sintent == null) { 6649 continue; 6650 } 6651 6652 if (DEBUG_INTENT_MATCHING) { 6653 Log.v(TAG, "Specific #" + i + ": " + sintent); 6654 } 6655 6656 String action = sintent.getAction(); 6657 if (resultsAction != null && resultsAction.equals(action)) { 6658 // If this action was explicitly requested, then don't 6659 // remove things that have it. 6660 action = null; 6661 } 6662 6663 ResolveInfo ri = null; 6664 ActivityInfo ai = null; 6665 6666 ComponentName comp = sintent.getComponent(); 6667 if (comp == null) { 6668 ri = resolveIntent( 6669 sintent, 6670 specificTypes != null ? specificTypes[i] : null, 6671 flags, userId); 6672 if (ri == null) { 6673 continue; 6674 } 6675 if (ri == mResolveInfo) { 6676 // ACK! Must do something better with this. 6677 } 6678 ai = ri.activityInfo; 6679 comp = new ComponentName(ai.applicationInfo.packageName, 6680 ai.name); 6681 } else { 6682 ai = getActivityInfo(comp, flags, userId); 6683 if (ai == null) { 6684 continue; 6685 } 6686 } 6687 6688 // Look for any generic query activities that are duplicates 6689 // of this specific one, and remove them from the results. 6690 if (DEBUG_INTENT_MATCHING) Log.v(TAG, "Specific #" + i + ": " + ai); 6691 N = results.size(); 6692 int j; 6693 for (j=specificsPos; j<N; j++) { 6694 ResolveInfo sri = results.get(j); 6695 if ((sri.activityInfo.name.equals(comp.getClassName()) 6696 && sri.activityInfo.applicationInfo.packageName.equals( 6697 comp.getPackageName())) 6698 || (action != null && sri.filter.matchAction(action))) { 6699 results.remove(j); 6700 if (DEBUG_INTENT_MATCHING) Log.v( 6701 TAG, "Removing duplicate item from " + j 6702 + " due to specific " + specificsPos); 6703 if (ri == null) { 6704 ri = sri; 6705 } 6706 j--; 6707 N--; 6708 } 6709 } 6710 6711 // Add this specific item to its proper place. 6712 if (ri == null) { 6713 ri = new ResolveInfo(); 6714 ri.activityInfo = ai; 6715 } 6716 results.add(specificsPos, ri); 6717 ri.specificIndex = i; 6718 specificsPos++; 6719 } 6720 } 6721 6722 // Now we go through the remaining generic results and remove any 6723 // duplicate actions that are found here. 6724 N = results.size(); 6725 for (int i=specificsPos; i<N-1; i++) { 6726 final ResolveInfo rii = results.get(i); 6727 if (rii.filter == null) { 6728 continue; 6729 } 6730 6731 // Iterate over all of the actions of this result's intent 6732 // filter... typically this should be just one. 6733 final Iterator<String> it = rii.filter.actionsIterator(); 6734 if (it == null) { 6735 continue; 6736 } 6737 while (it.hasNext()) { 6738 final String action = it.next(); 6739 if (resultsAction != null && resultsAction.equals(action)) { 6740 // If this action was explicitly requested, then don't 6741 // remove things that have it. 6742 continue; 6743 } 6744 for (int j=i+1; j<N; j++) { 6745 final ResolveInfo rij = results.get(j); 6746 if (rij.filter != null && rij.filter.hasAction(action)) { 6747 results.remove(j); 6748 if (DEBUG_INTENT_MATCHING) Log.v( 6749 TAG, "Removing duplicate item from " + j 6750 + " due to action " + action + " at " + i); 6751 j--; 6752 N--; 6753 } 6754 } 6755 } 6756 6757 // If the caller didn't request filter information, drop it now 6758 // so we don't have to marshall/unmarshall it. 6759 if ((flags&PackageManager.GET_RESOLVED_FILTER) == 0) { 6760 rii.filter = null; 6761 } 6762 } 6763 6764 // Filter out the caller activity if so requested. 6765 if (caller != null) { 6766 N = results.size(); 6767 for (int i=0; i<N; i++) { 6768 ActivityInfo ainfo = results.get(i).activityInfo; 6769 if (caller.getPackageName().equals(ainfo.applicationInfo.packageName) 6770 && caller.getClassName().equals(ainfo.name)) { 6771 results.remove(i); 6772 break; 6773 } 6774 } 6775 } 6776 6777 // If the caller didn't request filter information, 6778 // drop them now so we don't have to 6779 // marshall/unmarshall it. 6780 if ((flags&PackageManager.GET_RESOLVED_FILTER) == 0) { 6781 N = results.size(); 6782 for (int i=0; i<N; i++) { 6783 results.get(i).filter = null; 6784 } 6785 } 6786 6787 if (DEBUG_INTENT_MATCHING) Log.v(TAG, "Result: " + results); 6788 return results; 6789 } 6790 6791 @Override 6792 public @NonNull ParceledListSlice<ResolveInfo> queryIntentReceivers(Intent intent, 6793 String resolvedType, int flags, int userId) { 6794 return new ParceledListSlice<>( 6795 queryIntentReceiversInternal(intent, resolvedType, flags, userId)); 6796 } 6797 6798 private @NonNull List<ResolveInfo> queryIntentReceiversInternal(Intent intent, 6799 String resolvedType, int flags, int userId) { 6800 if (!sUserManager.exists(userId)) return Collections.emptyList(); 6801 flags = updateFlagsForResolve(flags, userId, intent); 6802 ComponentName comp = intent.getComponent(); 6803 if (comp == null) { 6804 if (intent.getSelector() != null) { 6805 intent = intent.getSelector(); 6806 comp = intent.getComponent(); 6807 } 6808 } 6809 if (comp != null) { 6810 List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 6811 ActivityInfo ai = getReceiverInfo(comp, flags, userId); 6812 if (ai != null) { 6813 ResolveInfo ri = new ResolveInfo(); 6814 ri.activityInfo = ai; 6815 list.add(ri); 6816 } 6817 return list; 6818 } 6819 6820 // reader 6821 synchronized (mPackages) { 6822 String pkgName = intent.getPackage(); 6823 if (pkgName == null) { 6824 return mReceivers.queryIntent(intent, resolvedType, flags, userId); 6825 } 6826 final PackageParser.Package pkg = mPackages.get(pkgName); 6827 if (pkg != null) { 6828 return mReceivers.queryIntentForPackage(intent, resolvedType, flags, pkg.receivers, 6829 userId); 6830 } 6831 return Collections.emptyList(); 6832 } 6833 } 6834 6835 @Override 6836 public ResolveInfo resolveService(Intent intent, String resolvedType, int flags, int userId) { 6837 if (!sUserManager.exists(userId)) return null; 6838 flags = updateFlagsForResolve(flags, userId, intent); 6839 List<ResolveInfo> query = queryIntentServicesInternal(intent, resolvedType, flags, userId); 6840 if (query != null) { 6841 if (query.size() >= 1) { 6842 // If there is more than one service with the same priority, 6843 // just arbitrarily pick the first one. 6844 return query.get(0); 6845 } 6846 } 6847 return null; 6848 } 6849 6850 @Override 6851 public @NonNull ParceledListSlice<ResolveInfo> queryIntentServices(Intent intent, 6852 String resolvedType, int flags, int userId) { 6853 return new ParceledListSlice<>( 6854 queryIntentServicesInternal(intent, resolvedType, flags, userId)); 6855 } 6856 6857 private @NonNull List<ResolveInfo> queryIntentServicesInternal(Intent intent, 6858 String resolvedType, int flags, int userId) { 6859 if (!sUserManager.exists(userId)) return Collections.emptyList(); 6860 flags = updateFlagsForResolve(flags, userId, intent); 6861 ComponentName comp = intent.getComponent(); 6862 if (comp == null) { 6863 if (intent.getSelector() != null) { 6864 intent = intent.getSelector(); 6865 comp = intent.getComponent(); 6866 } 6867 } 6868 if (comp != null) { 6869 final List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 6870 final ServiceInfo si = getServiceInfo(comp, flags, userId); 6871 if (si != null) { 6872 final ResolveInfo ri = new ResolveInfo(); 6873 ri.serviceInfo = si; 6874 list.add(ri); 6875 } 6876 return list; 6877 } 6878 6879 // reader 6880 synchronized (mPackages) { 6881 String pkgName = intent.getPackage(); 6882 if (pkgName == null) { 6883 return mServices.queryIntent(intent, resolvedType, flags, userId); 6884 } 6885 final PackageParser.Package pkg = mPackages.get(pkgName); 6886 if (pkg != null) { 6887 return mServices.queryIntentForPackage(intent, resolvedType, flags, pkg.services, 6888 userId); 6889 } 6890 return Collections.emptyList(); 6891 } 6892 } 6893 6894 @Override 6895 public @NonNull ParceledListSlice<ResolveInfo> queryIntentContentProviders(Intent intent, 6896 String resolvedType, int flags, int userId) { 6897 return new ParceledListSlice<>( 6898 queryIntentContentProvidersInternal(intent, resolvedType, flags, userId)); 6899 } 6900 6901 private @NonNull List<ResolveInfo> queryIntentContentProvidersInternal( 6902 Intent intent, String resolvedType, int flags, int userId) { 6903 if (!sUserManager.exists(userId)) return Collections.emptyList(); 6904 flags = updateFlagsForResolve(flags, userId, intent); 6905 ComponentName comp = intent.getComponent(); 6906 if (comp == null) { 6907 if (intent.getSelector() != null) { 6908 intent = intent.getSelector(); 6909 comp = intent.getComponent(); 6910 } 6911 } 6912 if (comp != null) { 6913 final List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 6914 final ProviderInfo pi = getProviderInfo(comp, flags, userId); 6915 if (pi != null) { 6916 final ResolveInfo ri = new ResolveInfo(); 6917 ri.providerInfo = pi; 6918 list.add(ri); 6919 } 6920 return list; 6921 } 6922 6923 // reader 6924 synchronized (mPackages) { 6925 String pkgName = intent.getPackage(); 6926 if (pkgName == null) { 6927 return mProviders.queryIntent(intent, resolvedType, flags, userId); 6928 } 6929 final PackageParser.Package pkg = mPackages.get(pkgName); 6930 if (pkg != null) { 6931 return mProviders.queryIntentForPackage( 6932 intent, resolvedType, flags, pkg.providers, userId); 6933 } 6934 return Collections.emptyList(); 6935 } 6936 } 6937 6938 @Override 6939 public ParceledListSlice<PackageInfo> getInstalledPackages(int flags, int userId) { 6940 if (!sUserManager.exists(userId)) return ParceledListSlice.emptyList(); 6941 flags = updateFlagsForPackage(flags, userId, null); 6942 final boolean listUninstalled = (flags & MATCH_KNOWN_PACKAGES) != 0; 6943 enforceCrossUserPermission(Binder.getCallingUid(), userId, 6944 true /* requireFullPermission */, false /* checkShell */, 6945 "get installed packages"); 6946 6947 // writer 6948 synchronized (mPackages) { 6949 ArrayList<PackageInfo> list; 6950 if (listUninstalled) { 6951 list = new ArrayList<>(mSettings.mPackages.size()); 6952 for (PackageSetting ps : mSettings.mPackages.values()) { 6953 if (filterSharedLibPackageLPr(ps, Binder.getCallingUid(), userId)) { 6954 continue; 6955 } 6956 final PackageInfo pi = generatePackageInfo(ps, flags, userId); 6957 if (pi != null) { 6958 list.add(pi); 6959 } 6960 } 6961 } else { 6962 list = new ArrayList<>(mPackages.size()); 6963 for (PackageParser.Package p : mPackages.values()) { 6964 if (filterSharedLibPackageLPr((PackageSetting) p.mExtras, 6965 Binder.getCallingUid(), userId)) { 6966 continue; 6967 } 6968 final PackageInfo pi = generatePackageInfo((PackageSetting) 6969 p.mExtras, flags, userId); 6970 if (pi != null) { 6971 list.add(pi); 6972 } 6973 } 6974 } 6975 6976 return new ParceledListSlice<>(list); 6977 } 6978 } 6979 6980 private void addPackageHoldingPermissions(ArrayList<PackageInfo> list, PackageSetting ps, 6981 String[] permissions, boolean[] tmp, int flags, int userId) { 6982 int numMatch = 0; 6983 final PermissionsState permissionsState = ps.getPermissionsState(); 6984 for (int i=0; i<permissions.length; i++) { 6985 final String permission = permissions[i]; 6986 if (permissionsState.hasPermission(permission, userId)) { 6987 tmp[i] = true; 6988 numMatch++; 6989 } else { 6990 tmp[i] = false; 6991 } 6992 } 6993 if (numMatch == 0) { 6994 return; 6995 } 6996 final PackageInfo pi = generatePackageInfo(ps, flags, userId); 6997 6998 // The above might return null in cases of uninstalled apps or install-state 6999 // skew across users/profiles. 7000 if (pi != null) { 7001 if ((flags&PackageManager.GET_PERMISSIONS) == 0) { 7002 if (numMatch == permissions.length) { 7003 pi.requestedPermissions = permissions; 7004 } else { 7005 pi.requestedPermissions = new String[numMatch]; 7006 numMatch = 0; 7007 for (int i=0; i<permissions.length; i++) { 7008 if (tmp[i]) { 7009 pi.requestedPermissions[numMatch] = permissions[i]; 7010 numMatch++; 7011 } 7012 } 7013 } 7014 } 7015 list.add(pi); 7016 } 7017 } 7018 7019 @Override 7020 public ParceledListSlice<PackageInfo> getPackagesHoldingPermissions( 7021 String[] permissions, int flags, int userId) { 7022 if (!sUserManager.exists(userId)) return ParceledListSlice.emptyList(); 7023 flags = updateFlagsForPackage(flags, userId, permissions); 7024 enforceCrossUserPermission(Binder.getCallingUid(), userId, 7025 true /* requireFullPermission */, false /* checkShell */, 7026 "get packages holding permissions"); 7027 final boolean listUninstalled = (flags & MATCH_KNOWN_PACKAGES) != 0; 7028 7029 // writer 7030 synchronized (mPackages) { 7031 ArrayList<PackageInfo> list = new ArrayList<PackageInfo>(); 7032 boolean[] tmpBools = new boolean[permissions.length]; 7033 if (listUninstalled) { 7034 for (PackageSetting ps : mSettings.mPackages.values()) { 7035 addPackageHoldingPermissions(list, ps, permissions, tmpBools, flags, 7036 userId); 7037 } 7038 } else { 7039 for (PackageParser.Package pkg : mPackages.values()) { 7040 PackageSetting ps = (PackageSetting)pkg.mExtras; 7041 if (ps != null) { 7042 addPackageHoldingPermissions(list, ps, permissions, tmpBools, flags, 7043 userId); 7044 } 7045 } 7046 } 7047 7048 return new ParceledListSlice<PackageInfo>(list); 7049 } 7050 } 7051 7052 @Override 7053 public ParceledListSlice<ApplicationInfo> getInstalledApplications(int flags, int userId) { 7054 if (!sUserManager.exists(userId)) return ParceledListSlice.emptyList(); 7055 flags = updateFlagsForApplication(flags, userId, null); 7056 final boolean listUninstalled = (flags & MATCH_KNOWN_PACKAGES) != 0; 7057 7058 // writer 7059 synchronized (mPackages) { 7060 ArrayList<ApplicationInfo> list; 7061 if (listUninstalled) { 7062 list = new ArrayList<>(mSettings.mPackages.size()); 7063 for (PackageSetting ps : mSettings.mPackages.values()) { 7064 ApplicationInfo ai; 7065 int effectiveFlags = flags; 7066 if (ps.isSystem()) { 7067 effectiveFlags |= PackageManager.MATCH_ANY_USER; 7068 } 7069 if (ps.pkg != null) { 7070 if (filterSharedLibPackageLPr(ps, Binder.getCallingUid(), userId)) { 7071 continue; 7072 } 7073 ai = PackageParser.generateApplicationInfo(ps.pkg, effectiveFlags, 7074 ps.readUserState(userId), userId); 7075 if (ai != null) { 7076 ai.packageName = resolveExternalPackageNameLPr(ps.pkg); 7077 } 7078 } else { 7079 // Shared lib filtering done in generateApplicationInfoFromSettingsLPw 7080 // and already converts to externally visible package name 7081 ai = generateApplicationInfoFromSettingsLPw(ps.name, 7082 Binder.getCallingUid(), effectiveFlags, userId); 7083 } 7084 if (ai != null) { 7085 list.add(ai); 7086 } 7087 } 7088 } else { 7089 list = new ArrayList<>(mPackages.size()); 7090 for (PackageParser.Package p : mPackages.values()) { 7091 if (p.mExtras != null) { 7092 PackageSetting ps = (PackageSetting) p.mExtras; 7093 if (filterSharedLibPackageLPr(ps, Binder.getCallingUid(), userId)) { 7094 continue; 7095 } 7096 ApplicationInfo ai = PackageParser.generateApplicationInfo(p, flags, 7097 ps.readUserState(userId), userId); 7098 if (ai != null) { 7099 ai.packageName = resolveExternalPackageNameLPr(p); 7100 list.add(ai); 7101 } 7102 } 7103 } 7104 } 7105 7106 return new ParceledListSlice<>(list); 7107 } 7108 } 7109 7110 @Override 7111 public ParceledListSlice<InstantAppInfo> getInstantApps(int userId) { 7112 if (HIDE_EPHEMERAL_APIS || isEphemeralDisabled()) { 7113 return null; 7114 } 7115 7116 mContext.enforceCallingOrSelfPermission(Manifest.permission.ACCESS_INSTANT_APPS, 7117 "getEphemeralApplications"); 7118 enforceCrossUserPermission(Binder.getCallingUid(), userId, 7119 true /* requireFullPermission */, false /* checkShell */, 7120 "getEphemeralApplications"); 7121 synchronized (mPackages) { 7122 List<InstantAppInfo> instantApps = mInstantAppRegistry 7123 .getInstantAppsLPr(userId); 7124 if (instantApps != null) { 7125 return new ParceledListSlice<>(instantApps); 7126 } 7127 } 7128 return null; 7129 } 7130 7131 @Override 7132 public boolean isInstantApp(String packageName, int userId) { 7133 enforceCrossUserPermission(Binder.getCallingUid(), userId, 7134 true /* requireFullPermission */, false /* checkShell */, 7135 "isInstantApp"); 7136 if (HIDE_EPHEMERAL_APIS || isEphemeralDisabled()) { 7137 return false; 7138 } 7139 7140 if (!isCallerSameApp(packageName)) { 7141 return false; 7142 } 7143 synchronized (mPackages) { 7144 PackageParser.Package pkg = mPackages.get(packageName); 7145 if (pkg != null) { 7146 return pkg.applicationInfo.isInstantApp(); 7147 } 7148 } 7149 return false; 7150 } 7151 7152 @Override 7153 public byte[] getInstantAppCookie(String packageName, int userId) { 7154 if (HIDE_EPHEMERAL_APIS || isEphemeralDisabled()) { 7155 return null; 7156 } 7157 7158 enforceCrossUserPermission(Binder.getCallingUid(), userId, 7159 true /* requireFullPermission */, false /* checkShell */, 7160 "getInstantAppCookie"); 7161 if (!isCallerSameApp(packageName)) { 7162 return null; 7163 } 7164 synchronized (mPackages) { 7165 return mInstantAppRegistry.getInstantAppCookieLPw( 7166 packageName, userId); 7167 } 7168 } 7169 7170 @Override 7171 public boolean setInstantAppCookie(String packageName, byte[] cookie, int userId) { 7172 if (HIDE_EPHEMERAL_APIS || isEphemeralDisabled()) { 7173 return true; 7174 } 7175 7176 enforceCrossUserPermission(Binder.getCallingUid(), userId, 7177 true /* requireFullPermission */, true /* checkShell */, 7178 "setInstantAppCookie"); 7179 if (!isCallerSameApp(packageName)) { 7180 return false; 7181 } 7182 synchronized (mPackages) { 7183 return mInstantAppRegistry.setInstantAppCookieLPw( 7184 packageName, cookie, userId); 7185 } 7186 } 7187 7188 @Override 7189 public Bitmap getInstantAppIcon(String packageName, int userId) { 7190 if (HIDE_EPHEMERAL_APIS || isEphemeralDisabled()) { 7191 return null; 7192 } 7193 7194 mContext.enforceCallingOrSelfPermission(Manifest.permission.ACCESS_INSTANT_APPS, 7195 "getInstantAppIcon"); 7196 7197 enforceCrossUserPermission(Binder.getCallingUid(), userId, 7198 true /* requireFullPermission */, false /* checkShell */, 7199 "getInstantAppIcon"); 7200 7201 synchronized (mPackages) { 7202 return mInstantAppRegistry.getInstantAppIconLPw( 7203 packageName, userId); 7204 } 7205 } 7206 7207 private boolean isCallerSameApp(String packageName) { 7208 PackageParser.Package pkg = mPackages.get(packageName); 7209 return pkg != null 7210 && UserHandle.getAppId(Binder.getCallingUid()) == pkg.applicationInfo.uid; 7211 } 7212 7213 @Override 7214 public @NonNull ParceledListSlice<ApplicationInfo> getPersistentApplications(int flags) { 7215 return new ParceledListSlice<>(getPersistentApplicationsInternal(flags)); 7216 } 7217 7218 private @NonNull List<ApplicationInfo> getPersistentApplicationsInternal(int flags) { 7219 final ArrayList<ApplicationInfo> finalList = new ArrayList<ApplicationInfo>(); 7220 7221 // reader 7222 synchronized (mPackages) { 7223 final Iterator<PackageParser.Package> i = mPackages.values().iterator(); 7224 final int userId = UserHandle.getCallingUserId(); 7225 while (i.hasNext()) { 7226 final PackageParser.Package p = i.next(); 7227 if (p.applicationInfo == null) continue; 7228 7229 final boolean matchesUnaware = ((flags & MATCH_DIRECT_BOOT_UNAWARE) != 0) 7230 && !p.applicationInfo.isDirectBootAware(); 7231 final boolean matchesAware = ((flags & MATCH_DIRECT_BOOT_AWARE) != 0) 7232 && p.applicationInfo.isDirectBootAware(); 7233 7234 if ((p.applicationInfo.flags & ApplicationInfo.FLAG_PERSISTENT) != 0 7235 && (!mSafeMode || isSystemApp(p)) 7236 && (matchesUnaware || matchesAware)) { 7237 PackageSetting ps = mSettings.mPackages.get(p.packageName); 7238 if (ps != null) { 7239 ApplicationInfo ai = PackageParser.generateApplicationInfo(p, flags, 7240 ps.readUserState(userId), userId); 7241 if (ai != null) { 7242 finalList.add(ai); 7243 } 7244 } 7245 } 7246 } 7247 } 7248 7249 return finalList; 7250 } 7251 7252 @Override 7253 public ProviderInfo resolveContentProvider(String name, int flags, int userId) { 7254 if (!sUserManager.exists(userId)) return null; 7255 flags = updateFlagsForComponent(flags, userId, name); 7256 // reader 7257 synchronized (mPackages) { 7258 final PackageParser.Provider provider = mProvidersByAuthority.get(name); 7259 PackageSetting ps = provider != null 7260 ? mSettings.mPackages.get(provider.owner.packageName) 7261 : null; 7262 return ps != null 7263 && mSettings.isEnabledAndMatchLPr(provider.info, flags, userId) 7264 ? PackageParser.generateProviderInfo(provider, flags, 7265 ps.readUserState(userId), userId) 7266 : null; 7267 } 7268 } 7269 7270 /** 7271 * @deprecated 7272 */ 7273 @Deprecated 7274 public void querySyncProviders(List<String> outNames, List<ProviderInfo> outInfo) { 7275 // reader 7276 synchronized (mPackages) { 7277 final Iterator<Map.Entry<String, PackageParser.Provider>> i = mProvidersByAuthority 7278 .entrySet().iterator(); 7279 final int userId = UserHandle.getCallingUserId(); 7280 while (i.hasNext()) { 7281 Map.Entry<String, PackageParser.Provider> entry = i.next(); 7282 PackageParser.Provider p = entry.getValue(); 7283 PackageSetting ps = mSettings.mPackages.get(p.owner.packageName); 7284 7285 if (ps != null && p.syncable 7286 && (!mSafeMode || (p.info.applicationInfo.flags 7287 &ApplicationInfo.FLAG_SYSTEM) != 0)) { 7288 ProviderInfo info = PackageParser.generateProviderInfo(p, 0, 7289 ps.readUserState(userId), userId); 7290 if (info != null) { 7291 outNames.add(entry.getKey()); 7292 outInfo.add(info); 7293 } 7294 } 7295 } 7296 } 7297 } 7298 7299 @Override 7300 public @NonNull ParceledListSlice<ProviderInfo> queryContentProviders(String processName, 7301 int uid, int flags) { 7302 final int userId = processName != null ? UserHandle.getUserId(uid) 7303 : UserHandle.getCallingUserId(); 7304 if (!sUserManager.exists(userId)) return ParceledListSlice.emptyList(); 7305 flags = updateFlagsForComponent(flags, userId, processName); 7306 7307 ArrayList<ProviderInfo> finalList = null; 7308 // reader 7309 synchronized (mPackages) { 7310 final Iterator<PackageParser.Provider> i = mProviders.mProviders.values().iterator(); 7311 while (i.hasNext()) { 7312 final PackageParser.Provider p = i.next(); 7313 PackageSetting ps = mSettings.mPackages.get(p.owner.packageName); 7314 if (ps != null && p.info.authority != null 7315 && (processName == null 7316 || (p.info.processName.equals(processName) 7317 && UserHandle.isSameApp(p.info.applicationInfo.uid, uid))) 7318 && mSettings.isEnabledAndMatchLPr(p.info, flags, userId)) { 7319 if (finalList == null) { 7320 finalList = new ArrayList<ProviderInfo>(3); 7321 } 7322 ProviderInfo info = PackageParser.generateProviderInfo(p, flags, 7323 ps.readUserState(userId), userId); 7324 if (info != null) { 7325 finalList.add(info); 7326 } 7327 } 7328 } 7329 } 7330 7331 if (finalList != null) { 7332 Collections.sort(finalList, mProviderInitOrderSorter); 7333 return new ParceledListSlice<ProviderInfo>(finalList); 7334 } 7335 7336 return ParceledListSlice.emptyList(); 7337 } 7338 7339 @Override 7340 public InstrumentationInfo getInstrumentationInfo(ComponentName name, int flags) { 7341 // reader 7342 synchronized (mPackages) { 7343 final PackageParser.Instrumentation i = mInstrumentation.get(name); 7344 return PackageParser.generateInstrumentationInfo(i, flags); 7345 } 7346 } 7347 7348 @Override 7349 public @NonNull ParceledListSlice<InstrumentationInfo> queryInstrumentation( 7350 String targetPackage, int flags) { 7351 return new ParceledListSlice<>(queryInstrumentationInternal(targetPackage, flags)); 7352 } 7353 7354 private @NonNull List<InstrumentationInfo> queryInstrumentationInternal(String targetPackage, 7355 int flags) { 7356 ArrayList<InstrumentationInfo> finalList = new ArrayList<InstrumentationInfo>(); 7357 7358 // reader 7359 synchronized (mPackages) { 7360 final Iterator<PackageParser.Instrumentation> i = mInstrumentation.values().iterator(); 7361 while (i.hasNext()) { 7362 final PackageParser.Instrumentation p = i.next(); 7363 if (targetPackage == null 7364 || targetPackage.equals(p.info.targetPackage)) { 7365 InstrumentationInfo ii = PackageParser.generateInstrumentationInfo(p, 7366 flags); 7367 if (ii != null) { 7368 finalList.add(ii); 7369 } 7370 } 7371 } 7372 } 7373 7374 return finalList; 7375 } 7376 7377 private void createIdmapsForPackageLI(PackageParser.Package pkg) { 7378 ArrayMap<String, PackageParser.Package> overlays = mOverlays.get(pkg.packageName); 7379 if (overlays == null) { 7380 Slog.w(TAG, "Unable to create idmap for " + pkg.packageName + ": no overlay packages"); 7381 return; 7382 } 7383 for (PackageParser.Package opkg : overlays.values()) { 7384 // Not much to do if idmap fails: we already logged the error 7385 // and we certainly don't want to abort installation of pkg simply 7386 // because an overlay didn't fit properly. For these reasons, 7387 // ignore the return value of createIdmapForPackagePairLI. 7388 createIdmapForPackagePairLI(pkg, opkg); 7389 } 7390 } 7391 7392 private boolean createIdmapForPackagePairLI(PackageParser.Package pkg, 7393 PackageParser.Package opkg) { 7394 if (!opkg.mTrustedOverlay) { 7395 Slog.w(TAG, "Skipping target and overlay pair " + pkg.baseCodePath + " and " + 7396 opkg.baseCodePath + ": overlay not trusted"); 7397 return false; 7398 } 7399 ArrayMap<String, PackageParser.Package> overlaySet = mOverlays.get(pkg.packageName); 7400 if (overlaySet == null) { 7401 Slog.e(TAG, "was about to create idmap for " + pkg.baseCodePath + " and " + 7402 opkg.baseCodePath + " but target package has no known overlays"); 7403 return false; 7404 } 7405 final int sharedGid = UserHandle.getSharedAppGid(pkg.applicationInfo.uid); 7406 // TODO: generate idmap for split APKs 7407 try { 7408 mInstaller.idmap(pkg.baseCodePath, opkg.baseCodePath, sharedGid); 7409 } catch (InstallerException e) { 7410 Slog.e(TAG, "Failed to generate idmap for " + pkg.baseCodePath + " and " 7411 + opkg.baseCodePath); 7412 return false; 7413 } 7414 PackageParser.Package[] overlayArray = 7415 overlaySet.values().toArray(new PackageParser.Package[0]); 7416 Comparator<PackageParser.Package> cmp = new Comparator<PackageParser.Package>() { 7417 public int compare(PackageParser.Package p1, PackageParser.Package p2) { 7418 return p1.mOverlayPriority - p2.mOverlayPriority; 7419 } 7420 }; 7421 Arrays.sort(overlayArray, cmp); 7422 7423 pkg.applicationInfo.resourceDirs = new String[overlayArray.length]; 7424 int i = 0; 7425 for (PackageParser.Package p : overlayArray) { 7426 pkg.applicationInfo.resourceDirs[i++] = p.baseCodePath; 7427 } 7428 return true; 7429 } 7430 7431 private void scanDirTracedLI(File dir, final int parseFlags, int scanFlags, long currentTime) { 7432 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "scanDir [" + dir.getAbsolutePath() + "]"); 7433 try { 7434 scanDirLI(dir, parseFlags, scanFlags, currentTime); 7435 } finally { 7436 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 7437 } 7438 } 7439 7440 private void scanDirLI(File dir, int parseFlags, int scanFlags, long currentTime) { 7441 final File[] files = dir.listFiles(); 7442 if (ArrayUtils.isEmpty(files)) { 7443 Log.d(TAG, "No files in app dir " + dir); 7444 return; 7445 } 7446 7447 if (DEBUG_PACKAGE_SCANNING) { 7448 Log.d(TAG, "Scanning app dir " + dir + " scanFlags=" + scanFlags 7449 + " flags=0x" + Integer.toHexString(parseFlags)); 7450 } 7451 ParallelPackageParser parallelPackageParser = new ParallelPackageParser( 7452 mSeparateProcesses, mOnlyCore, mMetrics, mCacheDir); 7453 7454 // Submit files for parsing in parallel 7455 int fileCount = 0; 7456 for (File file : files) { 7457 final boolean isPackage = (isApkFile(file) || file.isDirectory()) 7458 && !PackageInstallerService.isStageName(file.getName()); 7459 if (!isPackage) { 7460 // Ignore entries which are not packages 7461 continue; 7462 } 7463 parallelPackageParser.submit(file, parseFlags); 7464 fileCount++; 7465 } 7466 7467 // Process results one by one 7468 for (; fileCount > 0; fileCount--) { 7469 ParallelPackageParser.ParseResult parseResult = parallelPackageParser.take(); 7470 Throwable throwable = parseResult.throwable; 7471 int errorCode = PackageManager.INSTALL_SUCCEEDED; 7472 7473 if (throwable == null) { 7474 // Static shared libraries have synthetic package names 7475 if (parseResult.pkg.applicationInfo.isStaticSharedLibrary()) { 7476 renameStaticSharedLibraryPackage(parseResult.pkg); 7477 } 7478 try { 7479 if (errorCode == PackageManager.INSTALL_SUCCEEDED) { 7480 scanPackageLI(parseResult.pkg, parseResult.scanFile, parseFlags, scanFlags, 7481 currentTime, null); 7482 } 7483 } catch (PackageManagerException e) { 7484 errorCode = e.error; 7485 Slog.w(TAG, "Failed to scan " + parseResult.scanFile + ": " + e.getMessage()); 7486 } 7487 } else if (throwable instanceof PackageParser.PackageParserException) { 7488 PackageParser.PackageParserException e = (PackageParser.PackageParserException) 7489 throwable; 7490 errorCode = e.error; 7491 Slog.w(TAG, "Failed to parse " + parseResult.scanFile + ": " + e.getMessage()); 7492 } else { 7493 throw new IllegalStateException("Unexpected exception occurred while parsing " 7494 + parseResult.scanFile, throwable); 7495 } 7496 7497 // Delete invalid userdata apps 7498 if ((parseFlags & PackageParser.PARSE_IS_SYSTEM) == 0 && 7499 errorCode == PackageManager.INSTALL_FAILED_INVALID_APK) { 7500 logCriticalInfo(Log.WARN, 7501 "Deleting invalid package at " + parseResult.scanFile); 7502 removeCodePathLI(parseResult.scanFile); 7503 } 7504 } 7505 parallelPackageParser.close(); 7506 } 7507 7508 private static File getSettingsProblemFile() { 7509 File dataDir = Environment.getDataDirectory(); 7510 File systemDir = new File(dataDir, "system"); 7511 File fname = new File(systemDir, "uiderrors.txt"); 7512 return fname; 7513 } 7514 7515 static void reportSettingsProblem(int priority, String msg) { 7516 logCriticalInfo(priority, msg); 7517 } 7518 7519 static void logCriticalInfo(int priority, String msg) { 7520 Slog.println(priority, TAG, msg); 7521 EventLogTags.writePmCriticalInfo(msg); 7522 try { 7523 File fname = getSettingsProblemFile(); 7524 FileOutputStream out = new FileOutputStream(fname, true); 7525 PrintWriter pw = new FastPrintWriter(out); 7526 SimpleDateFormat formatter = new SimpleDateFormat(); 7527 String dateString = formatter.format(new Date(System.currentTimeMillis())); 7528 pw.println(dateString + ": " + msg); 7529 pw.close(); 7530 FileUtils.setPermissions( 7531 fname.toString(), 7532 FileUtils.S_IRWXU|FileUtils.S_IRWXG|FileUtils.S_IROTH, 7533 -1, -1); 7534 } catch (java.io.IOException e) { 7535 } 7536 } 7537 7538 private long getLastModifiedTime(PackageParser.Package pkg, File srcFile) { 7539 if (srcFile.isDirectory()) { 7540 final File baseFile = new File(pkg.baseCodePath); 7541 long maxModifiedTime = baseFile.lastModified(); 7542 if (pkg.splitCodePaths != null) { 7543 for (int i = pkg.splitCodePaths.length - 1; i >=0; --i) { 7544 final File splitFile = new File(pkg.splitCodePaths[i]); 7545 maxModifiedTime = Math.max(maxModifiedTime, splitFile.lastModified()); 7546 } 7547 } 7548 return maxModifiedTime; 7549 } 7550 return srcFile.lastModified(); 7551 } 7552 7553 private void collectCertificatesLI(PackageSetting ps, PackageParser.Package pkg, File srcFile, 7554 final int policyFlags) throws PackageManagerException { 7555 // When upgrading from pre-N MR1, verify the package time stamp using the package 7556 // directory and not the APK file. 7557 final long lastModifiedTime = mIsPreNMR1Upgrade 7558 ? new File(pkg.codePath).lastModified() : getLastModifiedTime(pkg, srcFile); 7559 if (ps != null 7560 && ps.codePath.equals(srcFile) 7561 && ps.timeStamp == lastModifiedTime 7562 && !isCompatSignatureUpdateNeeded(pkg) 7563 && !isRecoverSignatureUpdateNeeded(pkg)) { 7564 long mSigningKeySetId = ps.keySetData.getProperSigningKeySet(); 7565 KeySetManagerService ksms = mSettings.mKeySetManagerService; 7566 ArraySet<PublicKey> signingKs; 7567 synchronized (mPackages) { 7568 signingKs = ksms.getPublicKeysFromKeySetLPr(mSigningKeySetId); 7569 } 7570 if (ps.signatures.mSignatures != null 7571 && ps.signatures.mSignatures.length != 0 7572 && signingKs != null) { 7573 // Optimization: reuse the existing cached certificates 7574 // if the package appears to be unchanged. 7575 pkg.mSignatures = ps.signatures.mSignatures; 7576 pkg.mSigningKeys = signingKs; 7577 return; 7578 } 7579 7580 Slog.w(TAG, "PackageSetting for " + ps.name 7581 + " is missing signatures. Collecting certs again to recover them."); 7582 } else { 7583 Slog.i(TAG, srcFile.toString() + " changed; collecting certs"); 7584 } 7585 7586 try { 7587 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "collectCertificates"); 7588 PackageParser.collectCertificates(pkg, policyFlags); 7589 } catch (PackageParserException e) { 7590 throw PackageManagerException.from(e); 7591 } finally { 7592 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 7593 } 7594 } 7595 7596 /** 7597 * Traces a package scan. 7598 * @see #scanPackageLI(File, int, int, long, UserHandle) 7599 */ 7600 private PackageParser.Package scanPackageTracedLI(File scanFile, final int parseFlags, 7601 int scanFlags, long currentTime, UserHandle user) throws PackageManagerException { 7602 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "scanPackage [" + scanFile.toString() + "]"); 7603 try { 7604 return scanPackageLI(scanFile, parseFlags, scanFlags, currentTime, user); 7605 } finally { 7606 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 7607 } 7608 } 7609 7610 /** 7611 * Scans a package and returns the newly parsed package. 7612 * Returns {@code null} in case of errors and the error code is stored in mLastScanError 7613 */ 7614 private PackageParser.Package scanPackageLI(File scanFile, int parseFlags, int scanFlags, 7615 long currentTime, UserHandle user) throws PackageManagerException { 7616 if (DEBUG_INSTALL) Slog.d(TAG, "Parsing: " + scanFile); 7617 PackageParser pp = new PackageParser(); 7618 pp.setSeparateProcesses(mSeparateProcesses); 7619 pp.setOnlyCoreApps(mOnlyCore); 7620 pp.setDisplayMetrics(mMetrics); 7621 7622 if ((scanFlags & SCAN_TRUSTED_OVERLAY) != 0) { 7623 parseFlags |= PackageParser.PARSE_TRUSTED_OVERLAY; 7624 } 7625 7626 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "parsePackage"); 7627 final PackageParser.Package pkg; 7628 try { 7629 pkg = pp.parsePackage(scanFile, parseFlags); 7630 } catch (PackageParserException e) { 7631 throw PackageManagerException.from(e); 7632 } finally { 7633 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 7634 } 7635 7636 // Static shared libraries have synthetic package names 7637 if (pkg.applicationInfo.isStaticSharedLibrary()) { 7638 renameStaticSharedLibraryPackage(pkg); 7639 } 7640 7641 return scanPackageLI(pkg, scanFile, parseFlags, scanFlags, currentTime, user); 7642 } 7643 7644 /** 7645 * Scans a package and returns the newly parsed package. 7646 * @throws PackageManagerException on a parse error. 7647 */ 7648 private PackageParser.Package scanPackageLI(PackageParser.Package pkg, File scanFile, 7649 final int policyFlags, int scanFlags, long currentTime, UserHandle user) 7650 throws PackageManagerException { 7651 // If the package has children and this is the first dive in the function 7652 // we scan the package with the SCAN_CHECK_ONLY flag set to see whether all 7653 // packages (parent and children) would be successfully scanned before the 7654 // actual scan since scanning mutates internal state and we want to atomically 7655 // install the package and its children. 7656 if ((scanFlags & SCAN_CHECK_ONLY) == 0) { 7657 if (pkg.childPackages != null && pkg.childPackages.size() > 0) { 7658 scanFlags |= SCAN_CHECK_ONLY; 7659 } 7660 } else { 7661 scanFlags &= ~SCAN_CHECK_ONLY; 7662 } 7663 7664 // Scan the parent 7665 PackageParser.Package scannedPkg = scanPackageInternalLI(pkg, scanFile, policyFlags, 7666 scanFlags, currentTime, user); 7667 7668 // Scan the children 7669 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 7670 for (int i = 0; i < childCount; i++) { 7671 PackageParser.Package childPackage = pkg.childPackages.get(i); 7672 scanPackageInternalLI(childPackage, scanFile, policyFlags, scanFlags, 7673 currentTime, user); 7674 } 7675 7676 7677 if ((scanFlags & SCAN_CHECK_ONLY) != 0) { 7678 return scanPackageLI(pkg, scanFile, policyFlags, scanFlags, currentTime, user); 7679 } 7680 7681 return scannedPkg; 7682 } 7683 7684 /** 7685 * Scans a package and returns the newly parsed package. 7686 * @throws PackageManagerException on a parse error. 7687 */ 7688 private PackageParser.Package scanPackageInternalLI(PackageParser.Package pkg, File scanFile, 7689 int policyFlags, int scanFlags, long currentTime, UserHandle user) 7690 throws PackageManagerException { 7691 PackageSetting ps = null; 7692 PackageSetting updatedPkg; 7693 // reader 7694 synchronized (mPackages) { 7695 // Look to see if we already know about this package. 7696 String oldName = mSettings.getRenamedPackageLPr(pkg.packageName); 7697 if (pkg.mOriginalPackages != null && pkg.mOriginalPackages.contains(oldName)) { 7698 // This package has been renamed to its original name. Let's 7699 // use that. 7700 ps = mSettings.getPackageLPr(oldName); 7701 } 7702 // If there was no original package, see one for the real package name. 7703 if (ps == null) { 7704 ps = mSettings.getPackageLPr(pkg.packageName); 7705 } 7706 // Check to see if this package could be hiding/updating a system 7707 // package. Must look for it either under the original or real 7708 // package name depending on our state. 7709 updatedPkg = mSettings.getDisabledSystemPkgLPr(ps != null ? ps.name : pkg.packageName); 7710 if (DEBUG_INSTALL && updatedPkg != null) Slog.d(TAG, "updatedPkg = " + updatedPkg); 7711 7712 // If this is a package we don't know about on the system partition, we 7713 // may need to remove disabled child packages on the system partition 7714 // or may need to not add child packages if the parent apk is updated 7715 // on the data partition and no longer defines this child package. 7716 if ((policyFlags & PackageParser.PARSE_IS_SYSTEM) != 0) { 7717 // If this is a parent package for an updated system app and this system 7718 // app got an OTA update which no longer defines some of the child packages 7719 // we have to prune them from the disabled system packages. 7720 PackageSetting disabledPs = mSettings.getDisabledSystemPkgLPr(pkg.packageName); 7721 if (disabledPs != null) { 7722 final int scannedChildCount = (pkg.childPackages != null) 7723 ? pkg.childPackages.size() : 0; 7724 final int disabledChildCount = disabledPs.childPackageNames != null 7725 ? disabledPs.childPackageNames.size() : 0; 7726 for (int i = 0; i < disabledChildCount; i++) { 7727 String disabledChildPackageName = disabledPs.childPackageNames.get(i); 7728 boolean disabledPackageAvailable = false; 7729 for (int j = 0; j < scannedChildCount; j++) { 7730 PackageParser.Package childPkg = pkg.childPackages.get(j); 7731 if (childPkg.packageName.equals(disabledChildPackageName)) { 7732 disabledPackageAvailable = true; 7733 break; 7734 } 7735 } 7736 if (!disabledPackageAvailable) { 7737 mSettings.removeDisabledSystemPackageLPw(disabledChildPackageName); 7738 } 7739 } 7740 } 7741 } 7742 } 7743 7744 boolean updatedPkgBetter = false; 7745 // First check if this is a system package that may involve an update 7746 if (updatedPkg != null && (policyFlags & PackageParser.PARSE_IS_SYSTEM) != 0) { 7747 // If new package is not located in "/system/priv-app" (e.g. due to an OTA), 7748 // it needs to drop FLAG_PRIVILEGED. 7749 if (locationIsPrivileged(scanFile)) { 7750 updatedPkg.pkgPrivateFlags |= ApplicationInfo.PRIVATE_FLAG_PRIVILEGED; 7751 } else { 7752 updatedPkg.pkgPrivateFlags &= ~ApplicationInfo.PRIVATE_FLAG_PRIVILEGED; 7753 } 7754 7755 if (ps != null && !ps.codePath.equals(scanFile)) { 7756 // The path has changed from what was last scanned... check the 7757 // version of the new path against what we have stored to determine 7758 // what to do. 7759 if (DEBUG_INSTALL) Slog.d(TAG, "Path changing from " + ps.codePath); 7760 if (pkg.mVersionCode <= ps.versionCode) { 7761 // The system package has been updated and the code path does not match 7762 // Ignore entry. Skip it. 7763 if (DEBUG_INSTALL) Slog.i(TAG, "Package " + ps.name + " at " + scanFile 7764 + " ignored: updated version " + ps.versionCode 7765 + " better than this " + pkg.mVersionCode); 7766 if (!updatedPkg.codePath.equals(scanFile)) { 7767 Slog.w(PackageManagerService.TAG, "Code path for hidden system pkg " 7768 + ps.name + " changing from " + updatedPkg.codePathString 7769 + " to " + scanFile); 7770 updatedPkg.codePath = scanFile; 7771 updatedPkg.codePathString = scanFile.toString(); 7772 updatedPkg.resourcePath = scanFile; 7773 updatedPkg.resourcePathString = scanFile.toString(); 7774 } 7775 updatedPkg.pkg = pkg; 7776 updatedPkg.versionCode = pkg.mVersionCode; 7777 7778 // Update the disabled system child packages to point to the package too. 7779 final int childCount = updatedPkg.childPackageNames != null 7780 ? updatedPkg.childPackageNames.size() : 0; 7781 for (int i = 0; i < childCount; i++) { 7782 String childPackageName = updatedPkg.childPackageNames.get(i); 7783 PackageSetting updatedChildPkg = mSettings.getDisabledSystemPkgLPr( 7784 childPackageName); 7785 if (updatedChildPkg != null) { 7786 updatedChildPkg.pkg = pkg; 7787 updatedChildPkg.versionCode = pkg.mVersionCode; 7788 } 7789 } 7790 7791 throw new PackageManagerException(Log.WARN, "Package " + ps.name + " at " 7792 + scanFile + " ignored: updated version " + ps.versionCode 7793 + " better than this " + pkg.mVersionCode); 7794 } else { 7795 // The current app on the system partition is better than 7796 // what we have updated to on the data partition; switch 7797 // back to the system partition version. 7798 // At this point, its safely assumed that package installation for 7799 // apps in system partition will go through. If not there won't be a working 7800 // version of the app 7801 // writer 7802 synchronized (mPackages) { 7803 // Just remove the loaded entries from package lists. 7804 mPackages.remove(ps.name); 7805 } 7806 7807 logCriticalInfo(Log.WARN, "Package " + ps.name + " at " + scanFile 7808 + " reverting from " + ps.codePathString 7809 + ": new version " + pkg.mVersionCode 7810 + " better than installed " + ps.versionCode); 7811 7812 InstallArgs args = createInstallArgsForExisting(packageFlagsToInstallFlags(ps), 7813 ps.codePathString, ps.resourcePathString, getAppDexInstructionSets(ps)); 7814 synchronized (mInstallLock) { 7815 args.cleanUpResourcesLI(); 7816 } 7817 synchronized (mPackages) { 7818 mSettings.enableSystemPackageLPw(ps.name); 7819 } 7820 updatedPkgBetter = true; 7821 } 7822 } 7823 } 7824 7825 if (updatedPkg != null) { 7826 // An updated system app will not have the PARSE_IS_SYSTEM flag set 7827 // initially 7828 policyFlags |= PackageParser.PARSE_IS_SYSTEM; 7829 7830 // An updated privileged app will not have the PARSE_IS_PRIVILEGED 7831 // flag set initially 7832 if ((updatedPkg.pkgPrivateFlags & ApplicationInfo.PRIVATE_FLAG_PRIVILEGED) != 0) { 7833 policyFlags |= PackageParser.PARSE_IS_PRIVILEGED; 7834 } 7835 } 7836 7837 // Verify certificates against what was last scanned 7838 collectCertificatesLI(ps, pkg, scanFile, policyFlags); 7839 7840 /* 7841 * A new system app appeared, but we already had a non-system one of the 7842 * same name installed earlier. 7843 */ 7844 boolean shouldHideSystemApp = false; 7845 if (updatedPkg == null && ps != null 7846 && (policyFlags & PackageParser.PARSE_IS_SYSTEM_DIR) != 0 && !isSystemApp(ps)) { 7847 /* 7848 * Check to make sure the signatures match first. If they don't, 7849 * wipe the installed application and its data. 7850 */ 7851 if (compareSignatures(ps.signatures.mSignatures, pkg.mSignatures) 7852 != PackageManager.SIGNATURE_MATCH) { 7853 logCriticalInfo(Log.WARN, "Package " + ps.name + " appeared on system, but" 7854 + " signatures don't match existing userdata copy; removing"); 7855 try (PackageFreezer freezer = freezePackage(pkg.packageName, 7856 "scanPackageInternalLI")) { 7857 deletePackageLIF(pkg.packageName, null, true, null, 0, null, false, null); 7858 } 7859 ps = null; 7860 } else { 7861 /* 7862 * If the newly-added system app is an older version than the 7863 * already installed version, hide it. It will be scanned later 7864 * and re-added like an update. 7865 */ 7866 if (pkg.mVersionCode <= ps.versionCode) { 7867 shouldHideSystemApp = true; 7868 logCriticalInfo(Log.INFO, "Package " + ps.name + " appeared at " + scanFile 7869 + " but new version " + pkg.mVersionCode + " better than installed " 7870 + ps.versionCode + "; hiding system"); 7871 } else { 7872 /* 7873 * The newly found system app is a newer version that the 7874 * one previously installed. Simply remove the 7875 * already-installed application and replace it with our own 7876 * while keeping the application data. 7877 */ 7878 logCriticalInfo(Log.WARN, "Package " + ps.name + " at " + scanFile 7879 + " reverting from " + ps.codePathString + ": new version " 7880 + pkg.mVersionCode + " better than installed " + ps.versionCode); 7881 InstallArgs args = createInstallArgsForExisting(packageFlagsToInstallFlags(ps), 7882 ps.codePathString, ps.resourcePathString, getAppDexInstructionSets(ps)); 7883 synchronized (mInstallLock) { 7884 args.cleanUpResourcesLI(); 7885 } 7886 } 7887 } 7888 } 7889 7890 // The apk is forward locked (not public) if its code and resources 7891 // are kept in different files. (except for app in either system or 7892 // vendor path). 7893 // TODO grab this value from PackageSettings 7894 if ((policyFlags & PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 7895 if (ps != null && !ps.codePath.equals(ps.resourcePath)) { 7896 policyFlags |= PackageParser.PARSE_FORWARD_LOCK; 7897 } 7898 } 7899 7900 // TODO: extend to support forward-locked splits 7901 String resourcePath = null; 7902 String baseResourcePath = null; 7903 if ((policyFlags & PackageParser.PARSE_FORWARD_LOCK) != 0 && !updatedPkgBetter) { 7904 if (ps != null && ps.resourcePathString != null) { 7905 resourcePath = ps.resourcePathString; 7906 baseResourcePath = ps.resourcePathString; 7907 } else { 7908 // Should not happen at all. Just log an error. 7909 Slog.e(TAG, "Resource path not set for package " + pkg.packageName); 7910 } 7911 } else { 7912 resourcePath = pkg.codePath; 7913 baseResourcePath = pkg.baseCodePath; 7914 } 7915 7916 // Set application objects path explicitly. 7917 pkg.setApplicationVolumeUuid(pkg.volumeUuid); 7918 pkg.setApplicationInfoCodePath(pkg.codePath); 7919 pkg.setApplicationInfoBaseCodePath(pkg.baseCodePath); 7920 pkg.setApplicationInfoSplitCodePaths(pkg.splitCodePaths); 7921 pkg.setApplicationInfoResourcePath(resourcePath); 7922 pkg.setApplicationInfoBaseResourcePath(baseResourcePath); 7923 pkg.setApplicationInfoSplitResourcePaths(pkg.splitCodePaths); 7924 7925 // Note that we invoke the following method only if we are about to unpack an application 7926 PackageParser.Package scannedPkg = scanPackageLI(pkg, policyFlags, scanFlags 7927 | SCAN_UPDATE_SIGNATURE, currentTime, user); 7928 7929 /* 7930 * If the system app should be overridden by a previously installed 7931 * data, hide the system app now and let the /data/app scan pick it up 7932 * again. 7933 */ 7934 if (shouldHideSystemApp) { 7935 synchronized (mPackages) { 7936 mSettings.disableSystemPackageLPw(pkg.packageName, true); 7937 } 7938 } 7939 7940 return scannedPkg; 7941 } 7942 7943 private void renameStaticSharedLibraryPackage(PackageParser.Package pkg) { 7944 // Derive the new package synthetic package name 7945 pkg.setPackageName(pkg.packageName + STATIC_SHARED_LIB_DELIMITER 7946 + pkg.staticSharedLibVersion); 7947 } 7948 7949 private static String fixProcessName(String defProcessName, 7950 String processName) { 7951 if (processName == null) { 7952 return defProcessName; 7953 } 7954 return processName; 7955 } 7956 7957 private void verifySignaturesLP(PackageSetting pkgSetting, PackageParser.Package pkg) 7958 throws PackageManagerException { 7959 if (pkgSetting.signatures.mSignatures != null) { 7960 // Already existing package. Make sure signatures match 7961 boolean match = compareSignatures(pkgSetting.signatures.mSignatures, pkg.mSignatures) 7962 == PackageManager.SIGNATURE_MATCH; 7963 if (!match) { 7964 match = compareSignaturesCompat(pkgSetting.signatures, pkg) 7965 == PackageManager.SIGNATURE_MATCH; 7966 } 7967 if (!match) { 7968 match = compareSignaturesRecover(pkgSetting.signatures, pkg) 7969 == PackageManager.SIGNATURE_MATCH; 7970 } 7971 if (!match) { 7972 throw new PackageManagerException(INSTALL_FAILED_UPDATE_INCOMPATIBLE, "Package " 7973 + pkg.packageName + " signatures do not match the " 7974 + "previously installed version; ignoring!"); 7975 } 7976 } 7977 7978 // Check for shared user signatures 7979 if (pkgSetting.sharedUser != null && pkgSetting.sharedUser.signatures.mSignatures != null) { 7980 // Already existing package. Make sure signatures match 7981 boolean match = compareSignatures(pkgSetting.sharedUser.signatures.mSignatures, 7982 pkg.mSignatures) == PackageManager.SIGNATURE_MATCH; 7983 if (!match) { 7984 match = compareSignaturesCompat(pkgSetting.sharedUser.signatures, pkg) 7985 == PackageManager.SIGNATURE_MATCH; 7986 } 7987 if (!match) { 7988 match = compareSignaturesRecover(pkgSetting.sharedUser.signatures, pkg) 7989 == PackageManager.SIGNATURE_MATCH; 7990 } 7991 if (!match) { 7992 throw new PackageManagerException(INSTALL_FAILED_SHARED_USER_INCOMPATIBLE, 7993 "Package " + pkg.packageName 7994 + " has no signatures that match those in shared user " 7995 + pkgSetting.sharedUser.name + "; ignoring!"); 7996 } 7997 } 7998 } 7999 8000 /** 8001 * Enforces that only the system UID or root's UID can call a method exposed 8002 * via Binder. 8003 * 8004 * @param message used as message if SecurityException is thrown 8005 * @throws SecurityException if the caller is not system or root 8006 */ 8007 private static final void enforceSystemOrRoot(String message) { 8008 final int uid = Binder.getCallingUid(); 8009 if (uid != Process.SYSTEM_UID && uid != 0) { 8010 throw new SecurityException(message); 8011 } 8012 } 8013 8014 @Override 8015 public void performFstrimIfNeeded() { 8016 enforceSystemOrRoot("Only the system can request fstrim"); 8017 8018 // Before everything else, see whether we need to fstrim. 8019 try { 8020 IStorageManager sm = PackageHelper.getStorageManager(); 8021 if (sm != null) { 8022 boolean doTrim = false; 8023 final long interval = android.provider.Settings.Global.getLong( 8024 mContext.getContentResolver(), 8025 android.provider.Settings.Global.FSTRIM_MANDATORY_INTERVAL, 8026 DEFAULT_MANDATORY_FSTRIM_INTERVAL); 8027 if (interval > 0) { 8028 final long timeSinceLast = System.currentTimeMillis() - sm.lastMaintenance(); 8029 if (timeSinceLast > interval) { 8030 doTrim = true; 8031 Slog.w(TAG, "No disk maintenance in " + timeSinceLast 8032 + "; running immediately"); 8033 } 8034 } 8035 if (doTrim) { 8036 final boolean dexOptDialogShown; 8037 synchronized (mPackages) { 8038 dexOptDialogShown = mDexOptDialogShown; 8039 } 8040 if (!isFirstBoot() && dexOptDialogShown) { 8041 try { 8042 ActivityManager.getService().showBootMessage( 8043 mContext.getResources().getString( 8044 R.string.android_upgrading_fstrim), true); 8045 } catch (RemoteException e) { 8046 } 8047 } 8048 sm.runMaintenance(); 8049 } 8050 } else { 8051 Slog.e(TAG, "storageManager service unavailable!"); 8052 } 8053 } catch (RemoteException e) { 8054 // Can't happen; StorageManagerService is local 8055 } 8056 } 8057 8058 @Override 8059 public void updatePackagesIfNeeded() { 8060 enforceSystemOrRoot("Only the system can request package update"); 8061 8062 // We need to re-extract after an OTA. 8063 boolean causeUpgrade = isUpgrade(); 8064 8065 // First boot or factory reset. 8066 // Note: we also handle devices that are upgrading to N right now as if it is their 8067 // first boot, as they do not have profile data. 8068 boolean causeFirstBoot = isFirstBoot() || mIsPreNUpgrade; 8069 8070 // We need to re-extract after a pruned cache, as AoT-ed files will be out of date. 8071 boolean causePrunedCache = VMRuntime.didPruneDalvikCache(); 8072 8073 if (!causeUpgrade && !causeFirstBoot && !causePrunedCache) { 8074 return; 8075 } 8076 8077 List<PackageParser.Package> pkgs; 8078 synchronized (mPackages) { 8079 pkgs = PackageManagerServiceUtils.getPackagesForDexopt(mPackages.values(), this); 8080 } 8081 8082 final long startTime = System.nanoTime(); 8083 final int[] stats = performDexOptUpgrade(pkgs, mIsPreNUpgrade /* showDialog */, 8084 getCompilerFilterForReason(causeFirstBoot ? REASON_FIRST_BOOT : REASON_BOOT)); 8085 8086 final int elapsedTimeSeconds = 8087 (int) TimeUnit.NANOSECONDS.toSeconds(System.nanoTime() - startTime); 8088 8089 MetricsLogger.histogram(mContext, "opt_dialog_num_dexopted", stats[0]); 8090 MetricsLogger.histogram(mContext, "opt_dialog_num_skipped", stats[1]); 8091 MetricsLogger.histogram(mContext, "opt_dialog_num_failed", stats[2]); 8092 MetricsLogger.histogram(mContext, "opt_dialog_num_total", getOptimizablePackages().size()); 8093 MetricsLogger.histogram(mContext, "opt_dialog_time_s", elapsedTimeSeconds); 8094 } 8095 8096 /** 8097 * Performs dexopt on the set of packages in {@code packages} and returns an int array 8098 * containing statistics about the invocation. The array consists of three elements, 8099 * which are (in order) {@code numberOfPackagesOptimized}, {@code numberOfPackagesSkipped} 8100 * and {@code numberOfPackagesFailed}. 8101 */ 8102 private int[] performDexOptUpgrade(List<PackageParser.Package> pkgs, boolean showDialog, 8103 String compilerFilter) { 8104 8105 int numberOfPackagesVisited = 0; 8106 int numberOfPackagesOptimized = 0; 8107 int numberOfPackagesSkipped = 0; 8108 int numberOfPackagesFailed = 0; 8109 final int numberOfPackagesToDexopt = pkgs.size(); 8110 8111 for (PackageParser.Package pkg : pkgs) { 8112 numberOfPackagesVisited++; 8113 8114 if (!PackageDexOptimizer.canOptimizePackage(pkg)) { 8115 if (DEBUG_DEXOPT) { 8116 Log.i(TAG, "Skipping update of of non-optimizable app " + pkg.packageName); 8117 } 8118 numberOfPackagesSkipped++; 8119 continue; 8120 } 8121 8122 if (DEBUG_DEXOPT) { 8123 Log.i(TAG, "Updating app " + numberOfPackagesVisited + " of " + 8124 numberOfPackagesToDexopt + ": " + pkg.packageName); 8125 } 8126 8127 if (showDialog) { 8128 try { 8129 ActivityManager.getService().showBootMessage( 8130 mContext.getResources().getString(R.string.android_upgrading_apk, 8131 numberOfPackagesVisited, numberOfPackagesToDexopt), true); 8132 } catch (RemoteException e) { 8133 } 8134 synchronized (mPackages) { 8135 mDexOptDialogShown = true; 8136 } 8137 } 8138 8139 // If the OTA updates a system app which was previously preopted to a non-preopted state 8140 // the app might end up being verified at runtime. That's because by default the apps 8141 // are verify-profile but for preopted apps there's no profile. 8142 // Do a hacky check to ensure that if we have no profiles (a reasonable indication 8143 // that before the OTA the app was preopted) the app gets compiled with a non-profile 8144 // filter (by default interpret-only). 8145 // Note that at this stage unused apps are already filtered. 8146 if (isSystemApp(pkg) && 8147 DexFile.isProfileGuidedCompilerFilter(compilerFilter) && 8148 !Environment.getReferenceProfile(pkg.packageName).exists()) { 8149 compilerFilter = getNonProfileGuidedCompilerFilter(compilerFilter); 8150 } 8151 8152 // checkProfiles is false to avoid merging profiles during boot which 8153 // might interfere with background compilation (b/28612421). 8154 // Unfortunately this will also means that "pm.dexopt.boot=speed-profile" will 8155 // behave differently than "pm.dexopt.bg-dexopt=speed-profile" but that's a 8156 // trade-off worth doing to save boot time work. 8157 int dexOptStatus = performDexOptTraced(pkg.packageName, 8158 false /* checkProfiles */, 8159 compilerFilter, 8160 false /* force */); 8161 switch (dexOptStatus) { 8162 case PackageDexOptimizer.DEX_OPT_PERFORMED: 8163 numberOfPackagesOptimized++; 8164 break; 8165 case PackageDexOptimizer.DEX_OPT_SKIPPED: 8166 numberOfPackagesSkipped++; 8167 break; 8168 case PackageDexOptimizer.DEX_OPT_FAILED: 8169 numberOfPackagesFailed++; 8170 break; 8171 default: 8172 Log.e(TAG, "Unexpected dexopt return code " + dexOptStatus); 8173 break; 8174 } 8175 } 8176 8177 return new int[] { numberOfPackagesOptimized, numberOfPackagesSkipped, 8178 numberOfPackagesFailed }; 8179 } 8180 8181 @Override 8182 public void notifyPackageUse(String packageName, int reason) { 8183 synchronized (mPackages) { 8184 PackageParser.Package p = mPackages.get(packageName); 8185 if (p == null) { 8186 return; 8187 } 8188 p.mLastPackageUsageTimeInMills[reason] = System.currentTimeMillis(); 8189 } 8190 } 8191 8192 @Override 8193 public void notifyDexLoad(String loadingPackageName, List<String> dexPaths, String loaderIsa) { 8194 int userId = UserHandle.getCallingUserId(); 8195 ApplicationInfo ai = getApplicationInfo(loadingPackageName, /*flags*/ 0, userId); 8196 if (ai == null) { 8197 Slog.w(TAG, "Loading a package that does not exist for the calling user. package=" 8198 + loadingPackageName + ", user=" + userId); 8199 return; 8200 } 8201 mDexManager.notifyDexLoad(ai, dexPaths, loaderIsa, userId); 8202 } 8203 8204 // TODO: this is not used nor needed. Delete it. 8205 @Override 8206 public boolean performDexOptIfNeeded(String packageName) { 8207 int dexOptStatus = performDexOptTraced(packageName, 8208 false /* checkProfiles */, getFullCompilerFilter(), false /* force */); 8209 return dexOptStatus != PackageDexOptimizer.DEX_OPT_FAILED; 8210 } 8211 8212 @Override 8213 public boolean performDexOpt(String packageName, 8214 boolean checkProfiles, int compileReason, boolean force) { 8215 int dexOptStatus = performDexOptTraced(packageName, checkProfiles, 8216 getCompilerFilterForReason(compileReason), force); 8217 return dexOptStatus != PackageDexOptimizer.DEX_OPT_FAILED; 8218 } 8219 8220 @Override 8221 public boolean performDexOptMode(String packageName, 8222 boolean checkProfiles, String targetCompilerFilter, boolean force) { 8223 int dexOptStatus = performDexOptTraced(packageName, checkProfiles, 8224 targetCompilerFilter, force); 8225 return dexOptStatus != PackageDexOptimizer.DEX_OPT_FAILED; 8226 } 8227 8228 private int performDexOptTraced(String packageName, 8229 boolean checkProfiles, String targetCompilerFilter, boolean force) { 8230 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "dexopt"); 8231 try { 8232 return performDexOptInternal(packageName, checkProfiles, 8233 targetCompilerFilter, force); 8234 } finally { 8235 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 8236 } 8237 } 8238 8239 // Run dexopt on a given package. Returns true if dexopt did not fail, i.e. 8240 // if the package can now be considered up to date for the given filter. 8241 private int performDexOptInternal(String packageName, 8242 boolean checkProfiles, String targetCompilerFilter, boolean force) { 8243 PackageParser.Package p; 8244 synchronized (mPackages) { 8245 p = mPackages.get(packageName); 8246 if (p == null) { 8247 // Package could not be found. Report failure. 8248 return PackageDexOptimizer.DEX_OPT_FAILED; 8249 } 8250 mPackageUsage.maybeWriteAsync(mPackages); 8251 mCompilerStats.maybeWriteAsync(); 8252 } 8253 long callingId = Binder.clearCallingIdentity(); 8254 try { 8255 synchronized (mInstallLock) { 8256 return performDexOptInternalWithDependenciesLI(p, checkProfiles, 8257 targetCompilerFilter, force); 8258 } 8259 } finally { 8260 Binder.restoreCallingIdentity(callingId); 8261 } 8262 } 8263 8264 public ArraySet<String> getOptimizablePackages() { 8265 ArraySet<String> pkgs = new ArraySet<String>(); 8266 synchronized (mPackages) { 8267 for (PackageParser.Package p : mPackages.values()) { 8268 if (PackageDexOptimizer.canOptimizePackage(p)) { 8269 pkgs.add(p.packageName); 8270 } 8271 } 8272 } 8273 return pkgs; 8274 } 8275 8276 private int performDexOptInternalWithDependenciesLI(PackageParser.Package p, 8277 boolean checkProfiles, String targetCompilerFilter, 8278 boolean force) { 8279 // Select the dex optimizer based on the force parameter. 8280 // Note: The force option is rarely used (cmdline input for testing, mostly), so it's OK to 8281 // allocate an object here. 8282 PackageDexOptimizer pdo = force 8283 ? new PackageDexOptimizer.ForcedUpdatePackageDexOptimizer(mPackageDexOptimizer) 8284 : mPackageDexOptimizer; 8285 8286 // Optimize all dependencies first. Note: we ignore the return value and march on 8287 // on errors. 8288 Collection<PackageParser.Package> deps = findSharedNonSystemLibraries(p); 8289 final String[] instructionSets = getAppDexInstructionSets(p.applicationInfo); 8290 if (!deps.isEmpty()) { 8291 for (PackageParser.Package depPackage : deps) { 8292 // TODO: Analyze and investigate if we (should) profile libraries. 8293 // Currently this will do a full compilation of the library by default. 8294 pdo.performDexOpt(depPackage, null /* sharedLibraries */, instructionSets, 8295 false /* checkProfiles */, 8296 getCompilerFilterForReason(REASON_NON_SYSTEM_LIBRARY), 8297 getOrCreateCompilerPackageStats(depPackage)); 8298 } 8299 } 8300 return pdo.performDexOpt(p, p.usesLibraryFiles, instructionSets, checkProfiles, 8301 targetCompilerFilter, getOrCreateCompilerPackageStats(p)); 8302 } 8303 8304 // Performs dexopt on the used secondary dex files belonging to the given package. 8305 // Returns true if all dex files were process successfully (which could mean either dexopt or 8306 // skip). Returns false if any of the files caused errors. 8307 @Override 8308 public boolean performDexOptSecondary(String packageName, String compilerFilter, 8309 boolean force) { 8310 return mDexManager.dexoptSecondaryDex(packageName, compilerFilter, force); 8311 } 8312 8313 /** 8314 * Reconcile the information we have about the secondary dex files belonging to 8315 * {@code packagName} and the actual dex files. For all dex files that were 8316 * deleted, update the internal records and delete the generated oat files. 8317 */ 8318 @Override 8319 public void reconcileSecondaryDexFiles(String packageName) { 8320 mDexManager.reconcileSecondaryDexFiles(packageName); 8321 } 8322 8323 // TODO(calin): this is only needed for BackgroundDexOptService. Find a cleaner way to inject 8324 // a reference there. 8325 /*package*/ DexManager getDexManager() { 8326 return mDexManager; 8327 } 8328 8329 /** 8330 * Execute the background dexopt job immediately. 8331 */ 8332 @Override 8333 public boolean runBackgroundDexoptJob() { 8334 return BackgroundDexOptService.runIdleOptimizationsNow(this, mContext); 8335 } 8336 8337 List<PackageParser.Package> findSharedNonSystemLibraries(PackageParser.Package p) { 8338 if (p.usesLibraries != null || p.usesOptionalLibraries != null 8339 || p.usesStaticLibraries != null) { 8340 ArrayList<PackageParser.Package> retValue = new ArrayList<>(); 8341 Set<String> collectedNames = new HashSet<>(); 8342 findSharedNonSystemLibrariesRecursive(p, retValue, collectedNames); 8343 8344 retValue.remove(p); 8345 8346 return retValue; 8347 } else { 8348 return Collections.emptyList(); 8349 } 8350 } 8351 8352 private void findSharedNonSystemLibrariesRecursive(PackageParser.Package p, 8353 ArrayList<PackageParser.Package> collected, Set<String> collectedNames) { 8354 if (!collectedNames.contains(p.packageName)) { 8355 collectedNames.add(p.packageName); 8356 collected.add(p); 8357 8358 if (p.usesLibraries != null) { 8359 findSharedNonSystemLibrariesRecursive(p.usesLibraries, 8360 null, collected, collectedNames); 8361 } 8362 if (p.usesOptionalLibraries != null) { 8363 findSharedNonSystemLibrariesRecursive(p.usesOptionalLibraries, 8364 null, collected, collectedNames); 8365 } 8366 if (p.usesStaticLibraries != null) { 8367 findSharedNonSystemLibrariesRecursive(p.usesStaticLibraries, 8368 p.usesStaticLibrariesVersions, collected, collectedNames); 8369 } 8370 } 8371 } 8372 8373 private void findSharedNonSystemLibrariesRecursive(ArrayList<String> libs, int[] versions, 8374 ArrayList<PackageParser.Package> collected, Set<String> collectedNames) { 8375 final int libNameCount = libs.size(); 8376 for (int i = 0; i < libNameCount; i++) { 8377 String libName = libs.get(i); 8378 int version = (versions != null && versions.length == libNameCount) 8379 ? versions[i] : PackageManager.VERSION_CODE_HIGHEST; 8380 PackageParser.Package libPkg = findSharedNonSystemLibrary(libName, version); 8381 if (libPkg != null) { 8382 findSharedNonSystemLibrariesRecursive(libPkg, collected, collectedNames); 8383 } 8384 } 8385 } 8386 8387 private PackageParser.Package findSharedNonSystemLibrary(String name, int version) { 8388 synchronized (mPackages) { 8389 SharedLibraryEntry libEntry = getSharedLibraryEntryLPr(name, version); 8390 if (libEntry != null) { 8391 return mPackages.get(libEntry.apk); 8392 } 8393 return null; 8394 } 8395 } 8396 8397 private SharedLibraryEntry getSharedLibraryEntryLPr(String name, int version) { 8398 SparseArray<SharedLibraryEntry> versionedLib = mSharedLibraries.get(name); 8399 if (versionedLib == null) { 8400 return null; 8401 } 8402 return versionedLib.get(version); 8403 } 8404 8405 private SharedLibraryEntry getLatestSharedLibraVersionLPr(PackageParser.Package pkg) { 8406 SparseArray<SharedLibraryEntry> versionedLib = mSharedLibraries.get( 8407 pkg.staticSharedLibName); 8408 if (versionedLib == null) { 8409 return null; 8410 } 8411 int previousLibVersion = -1; 8412 final int versionCount = versionedLib.size(); 8413 for (int i = 0; i < versionCount; i++) { 8414 final int libVersion = versionedLib.keyAt(i); 8415 if (libVersion < pkg.staticSharedLibVersion) { 8416 previousLibVersion = Math.max(previousLibVersion, libVersion); 8417 } 8418 } 8419 if (previousLibVersion >= 0) { 8420 return versionedLib.get(previousLibVersion); 8421 } 8422 return null; 8423 } 8424 8425 public void shutdown() { 8426 mPackageUsage.writeNow(mPackages); 8427 mCompilerStats.writeNow(); 8428 } 8429 8430 @Override 8431 public void dumpProfiles(String packageName) { 8432 PackageParser.Package pkg; 8433 synchronized (mPackages) { 8434 pkg = mPackages.get(packageName); 8435 if (pkg == null) { 8436 throw new IllegalArgumentException("Unknown package: " + packageName); 8437 } 8438 } 8439 /* Only the shell, root, or the app user should be able to dump profiles. */ 8440 int callingUid = Binder.getCallingUid(); 8441 if (callingUid != Process.SHELL_UID && 8442 callingUid != Process.ROOT_UID && 8443 callingUid != pkg.applicationInfo.uid) { 8444 throw new SecurityException("dumpProfiles"); 8445 } 8446 8447 synchronized (mInstallLock) { 8448 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "dump profiles"); 8449 final int sharedGid = UserHandle.getSharedAppGid(pkg.applicationInfo.uid); 8450 try { 8451 List<String> allCodePaths = pkg.getAllCodePathsExcludingResourceOnly(); 8452 String codePaths = TextUtils.join(";", allCodePaths); 8453 mInstaller.dumpProfiles(sharedGid, packageName, codePaths); 8454 } catch (InstallerException e) { 8455 Slog.w(TAG, "Failed to dump profiles", e); 8456 } 8457 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 8458 } 8459 } 8460 8461 @Override 8462 public void forceDexOpt(String packageName) { 8463 enforceSystemOrRoot("forceDexOpt"); 8464 8465 PackageParser.Package pkg; 8466 synchronized (mPackages) { 8467 pkg = mPackages.get(packageName); 8468 if (pkg == null) { 8469 throw new IllegalArgumentException("Unknown package: " + packageName); 8470 } 8471 } 8472 8473 synchronized (mInstallLock) { 8474 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "dexopt"); 8475 8476 // Whoever is calling forceDexOpt wants a fully compiled package. 8477 // Don't use profiles since that may cause compilation to be skipped. 8478 final int res = performDexOptInternalWithDependenciesLI(pkg, 8479 false /* checkProfiles */, getCompilerFilterForReason(REASON_FORCED_DEXOPT), 8480 true /* force */); 8481 8482 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 8483 if (res != PackageDexOptimizer.DEX_OPT_PERFORMED) { 8484 throw new IllegalStateException("Failed to dexopt: " + res); 8485 } 8486 } 8487 } 8488 8489 private boolean verifyPackageUpdateLPr(PackageSetting oldPkg, PackageParser.Package newPkg) { 8490 if ((oldPkg.pkgFlags&ApplicationInfo.FLAG_SYSTEM) == 0) { 8491 Slog.w(TAG, "Unable to update from " + oldPkg.name 8492 + " to " + newPkg.packageName 8493 + ": old package not in system partition"); 8494 return false; 8495 } else if (mPackages.get(oldPkg.name) != null) { 8496 Slog.w(TAG, "Unable to update from " + oldPkg.name 8497 + " to " + newPkg.packageName 8498 + ": old package still exists"); 8499 return false; 8500 } 8501 return true; 8502 } 8503 8504 void removeCodePathLI(File codePath) { 8505 if (codePath.isDirectory()) { 8506 try { 8507 mInstaller.rmPackageDir(codePath.getAbsolutePath()); 8508 } catch (InstallerException e) { 8509 Slog.w(TAG, "Failed to remove code path", e); 8510 } 8511 } else { 8512 codePath.delete(); 8513 } 8514 } 8515 8516 private int[] resolveUserIds(int userId) { 8517 return (userId == UserHandle.USER_ALL) ? sUserManager.getUserIds() : new int[] { userId }; 8518 } 8519 8520 private void clearAppDataLIF(PackageParser.Package pkg, int userId, int flags) { 8521 if (pkg == null) { 8522 Slog.wtf(TAG, "Package was null!", new Throwable()); 8523 return; 8524 } 8525 clearAppDataLeafLIF(pkg, userId, flags); 8526 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 8527 for (int i = 0; i < childCount; i++) { 8528 clearAppDataLeafLIF(pkg.childPackages.get(i), userId, flags); 8529 } 8530 } 8531 8532 private void clearAppDataLeafLIF(PackageParser.Package pkg, int userId, int flags) { 8533 final PackageSetting ps; 8534 synchronized (mPackages) { 8535 ps = mSettings.mPackages.get(pkg.packageName); 8536 } 8537 for (int realUserId : resolveUserIds(userId)) { 8538 final long ceDataInode = (ps != null) ? ps.getCeDataInode(realUserId) : 0; 8539 try { 8540 mInstaller.clearAppData(pkg.volumeUuid, pkg.packageName, realUserId, flags, 8541 ceDataInode); 8542 } catch (InstallerException e) { 8543 Slog.w(TAG, String.valueOf(e)); 8544 } 8545 } 8546 } 8547 8548 private void destroyAppDataLIF(PackageParser.Package pkg, int userId, int flags) { 8549 if (pkg == null) { 8550 Slog.wtf(TAG, "Package was null!", new Throwable()); 8551 return; 8552 } 8553 destroyAppDataLeafLIF(pkg, userId, flags); 8554 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 8555 for (int i = 0; i < childCount; i++) { 8556 destroyAppDataLeafLIF(pkg.childPackages.get(i), userId, flags); 8557 } 8558 } 8559 8560 private void destroyAppDataLeafLIF(PackageParser.Package pkg, int userId, int flags) { 8561 final PackageSetting ps; 8562 synchronized (mPackages) { 8563 ps = mSettings.mPackages.get(pkg.packageName); 8564 } 8565 for (int realUserId : resolveUserIds(userId)) { 8566 final long ceDataInode = (ps != null) ? ps.getCeDataInode(realUserId) : 0; 8567 try { 8568 mInstaller.destroyAppData(pkg.volumeUuid, pkg.packageName, realUserId, flags, 8569 ceDataInode); 8570 } catch (InstallerException e) { 8571 Slog.w(TAG, String.valueOf(e)); 8572 } 8573 } 8574 } 8575 8576 private void destroyAppProfilesLIF(PackageParser.Package pkg, int userId) { 8577 if (pkg == null) { 8578 Slog.wtf(TAG, "Package was null!", new Throwable()); 8579 return; 8580 } 8581 destroyAppProfilesLeafLIF(pkg); 8582 destroyAppReferenceProfileLeafLIF(pkg, userId, true /* removeBaseMarker */); 8583 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 8584 for (int i = 0; i < childCount; i++) { 8585 destroyAppProfilesLeafLIF(pkg.childPackages.get(i)); 8586 destroyAppReferenceProfileLeafLIF(pkg.childPackages.get(i), userId, 8587 true /* removeBaseMarker */); 8588 } 8589 } 8590 8591 private void destroyAppReferenceProfileLeafLIF(PackageParser.Package pkg, int userId, 8592 boolean removeBaseMarker) { 8593 if (pkg.isForwardLocked()) { 8594 return; 8595 } 8596 8597 for (String path : pkg.getAllCodePathsExcludingResourceOnly()) { 8598 try { 8599 path = PackageManagerServiceUtils.realpath(new File(path)); 8600 } catch (IOException e) { 8601 // TODO: Should we return early here ? 8602 Slog.w(TAG, "Failed to get canonical path", e); 8603 continue; 8604 } 8605 8606 final String useMarker = path.replace('/', '@'); 8607 for (int realUserId : resolveUserIds(userId)) { 8608 File profileDir = Environment.getDataProfilesDeForeignDexDirectory(realUserId); 8609 if (removeBaseMarker) { 8610 File foreignUseMark = new File(profileDir, useMarker); 8611 if (foreignUseMark.exists()) { 8612 if (!foreignUseMark.delete()) { 8613 Slog.w(TAG, "Unable to delete foreign user mark for package: " 8614 + pkg.packageName); 8615 } 8616 } 8617 } 8618 8619 File[] markers = profileDir.listFiles(); 8620 if (markers != null) { 8621 final String searchString = "@" + pkg.packageName + "@"; 8622 // We also delete all markers that contain the package name we're 8623 // uninstalling. These are associated with secondary dex-files belonging 8624 // to the package. Reconstructing the path of these dex files is messy 8625 // in general. 8626 for (File marker : markers) { 8627 if (marker.getName().indexOf(searchString) > 0) { 8628 if (!marker.delete()) { 8629 Slog.w(TAG, "Unable to delete foreign user mark for package: " 8630 + pkg.packageName); 8631 } 8632 } 8633 } 8634 } 8635 } 8636 } 8637 } 8638 8639 private void destroyAppProfilesLeafLIF(PackageParser.Package pkg) { 8640 try { 8641 mInstaller.destroyAppProfiles(pkg.packageName); 8642 } catch (InstallerException e) { 8643 Slog.w(TAG, String.valueOf(e)); 8644 } 8645 } 8646 8647 private void clearAppProfilesLIF(PackageParser.Package pkg, int userId) { 8648 if (pkg == null) { 8649 Slog.wtf(TAG, "Package was null!", new Throwable()); 8650 return; 8651 } 8652 clearAppProfilesLeafLIF(pkg); 8653 // We don't remove the base foreign use marker when clearing profiles because 8654 // we will rename it when the app is updated. Unlike the actual profile contents, 8655 // the foreign use marker is good across installs. 8656 destroyAppReferenceProfileLeafLIF(pkg, userId, false /* removeBaseMarker */); 8657 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 8658 for (int i = 0; i < childCount; i++) { 8659 clearAppProfilesLeafLIF(pkg.childPackages.get(i)); 8660 } 8661 } 8662 8663 private void clearAppProfilesLeafLIF(PackageParser.Package pkg) { 8664 try { 8665 mInstaller.clearAppProfiles(pkg.packageName); 8666 } catch (InstallerException e) { 8667 Slog.w(TAG, String.valueOf(e)); 8668 } 8669 } 8670 8671 private void setInstallAndUpdateTime(PackageParser.Package pkg, long firstInstallTime, 8672 long lastUpdateTime) { 8673 // Set parent install/update time 8674 PackageSetting ps = (PackageSetting) pkg.mExtras; 8675 if (ps != null) { 8676 ps.firstInstallTime = firstInstallTime; 8677 ps.lastUpdateTime = lastUpdateTime; 8678 } 8679 // Set children install/update time 8680 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 8681 for (int i = 0; i < childCount; i++) { 8682 PackageParser.Package childPkg = pkg.childPackages.get(i); 8683 ps = (PackageSetting) childPkg.mExtras; 8684 if (ps != null) { 8685 ps.firstInstallTime = firstInstallTime; 8686 ps.lastUpdateTime = lastUpdateTime; 8687 } 8688 } 8689 } 8690 8691 private void addSharedLibraryLPr(ArraySet<String> usesLibraryFiles, SharedLibraryEntry file, 8692 PackageParser.Package changingLib) { 8693 if (file.path != null) { 8694 usesLibraryFiles.add(file.path); 8695 return; 8696 } 8697 PackageParser.Package p = mPackages.get(file.apk); 8698 if (changingLib != null && changingLib.packageName.equals(file.apk)) { 8699 // If we are doing this while in the middle of updating a library apk, 8700 // then we need to make sure to use that new apk for determining the 8701 // dependencies here. (We haven't yet finished committing the new apk 8702 // to the package manager state.) 8703 if (p == null || p.packageName.equals(changingLib.packageName)) { 8704 p = changingLib; 8705 } 8706 } 8707 if (p != null) { 8708 usesLibraryFiles.addAll(p.getAllCodePaths()); 8709 } 8710 } 8711 8712 private void updateSharedLibrariesLPr(PackageParser.Package pkg, 8713 PackageParser.Package changingLib) throws PackageManagerException { 8714 if (pkg == null) { 8715 return; 8716 } 8717 ArraySet<String> usesLibraryFiles = null; 8718 if (pkg.usesLibraries != null) { 8719 usesLibraryFiles = addSharedLibrariesLPw(pkg.usesLibraries, 8720 null, null, pkg.packageName, changingLib, true, null); 8721 } 8722 if (pkg.usesStaticLibraries != null) { 8723 usesLibraryFiles = addSharedLibrariesLPw(pkg.usesStaticLibraries, 8724 pkg.usesStaticLibrariesVersions, pkg.usesStaticLibrariesCertDigests, 8725 pkg.packageName, changingLib, true, usesLibraryFiles); 8726 } 8727 if (pkg.usesOptionalLibraries != null) { 8728 usesLibraryFiles = addSharedLibrariesLPw(pkg.usesOptionalLibraries, 8729 null, null, pkg.packageName, changingLib, false, usesLibraryFiles); 8730 } 8731 if (!ArrayUtils.isEmpty(usesLibraryFiles)) { 8732 pkg.usesLibraryFiles = usesLibraryFiles.toArray(new String[usesLibraryFiles.size()]); 8733 } else { 8734 pkg.usesLibraryFiles = null; 8735 } 8736 } 8737 8738 private ArraySet<String> addSharedLibrariesLPw(@NonNull List<String> requestedLibraries, 8739 @Nullable int[] requiredVersions, @Nullable String[] requiredCertDigests, 8740 @NonNull String packageName, @Nullable PackageParser.Package changingLib, 8741 boolean required, @Nullable ArraySet<String> outUsedLibraries) 8742 throws PackageManagerException { 8743 final int libCount = requestedLibraries.size(); 8744 for (int i = 0; i < libCount; i++) { 8745 final String libName = requestedLibraries.get(i); 8746 final int libVersion = requiredVersions != null ? requiredVersions[i] 8747 : SharedLibraryInfo.VERSION_UNDEFINED; 8748 final SharedLibraryEntry libEntry = getSharedLibraryEntryLPr(libName, libVersion); 8749 if (libEntry == null) { 8750 if (required) { 8751 throw new PackageManagerException(INSTALL_FAILED_MISSING_SHARED_LIBRARY, 8752 "Package " + packageName + " requires unavailable shared library " 8753 + libName + "; failing!"); 8754 } else { 8755 Slog.w(TAG, "Package " + packageName 8756 + " desires unavailable shared library " 8757 + libName + "; ignoring!"); 8758 } 8759 } else { 8760 if (requiredVersions != null && requiredCertDigests != null) { 8761 if (libEntry.info.getVersion() != requiredVersions[i]) { 8762 throw new PackageManagerException(INSTALL_FAILED_MISSING_SHARED_LIBRARY, 8763 "Package " + packageName + " requires unavailable static shared" 8764 + " library " + libName + " version " 8765 + libEntry.info.getVersion() + "; failing!"); 8766 } 8767 8768 PackageParser.Package libPkg = mPackages.get(libEntry.apk); 8769 if (libPkg == null) { 8770 throw new PackageManagerException(INSTALL_FAILED_MISSING_SHARED_LIBRARY, 8771 "Package " + packageName + " requires unavailable static shared" 8772 + " library; failing!"); 8773 } 8774 8775 String expectedCertDigest = requiredCertDigests[i]; 8776 String libCertDigest = PackageUtils.computeCertSha256Digest( 8777 libPkg.mSignatures[0]); 8778 if (!libCertDigest.equalsIgnoreCase(expectedCertDigest)) { 8779 throw new PackageManagerException(INSTALL_FAILED_MISSING_SHARED_LIBRARY, 8780 "Package " + packageName + " requires differently signed" + 8781 " static shared library; failing!"); 8782 } 8783 } 8784 8785 if (outUsedLibraries == null) { 8786 outUsedLibraries = new ArraySet<>(); 8787 } 8788 addSharedLibraryLPr(outUsedLibraries, libEntry, changingLib); 8789 } 8790 } 8791 return outUsedLibraries; 8792 } 8793 8794 private static boolean hasString(List<String> list, List<String> which) { 8795 if (list == null) { 8796 return false; 8797 } 8798 for (int i=list.size()-1; i>=0; i--) { 8799 for (int j=which.size()-1; j>=0; j--) { 8800 if (which.get(j).equals(list.get(i))) { 8801 return true; 8802 } 8803 } 8804 } 8805 return false; 8806 } 8807 8808 private ArrayList<PackageParser.Package> updateAllSharedLibrariesLPw( 8809 PackageParser.Package changingPkg) { 8810 ArrayList<PackageParser.Package> res = null; 8811 for (PackageParser.Package pkg : mPackages.values()) { 8812 if (changingPkg != null 8813 && !hasString(pkg.usesLibraries, changingPkg.libraryNames) 8814 && !hasString(pkg.usesOptionalLibraries, changingPkg.libraryNames) 8815 && !ArrayUtils.contains(pkg.usesStaticLibraries, 8816 changingPkg.staticSharedLibName)) { 8817 return null; 8818 } 8819 if (res == null) { 8820 res = new ArrayList<>(); 8821 } 8822 res.add(pkg); 8823 try { 8824 updateSharedLibrariesLPr(pkg, changingPkg); 8825 } catch (PackageManagerException e) { 8826 // If a system app update or an app and a required lib missing we 8827 // delete the package and for updated system apps keep the data as 8828 // it is better for the user to reinstall than to be in an limbo 8829 // state. Also libs disappearing under an app should never happen 8830 // - just in case. 8831 if (!pkg.isSystemApp() || pkg.isUpdatedSystemApp()) { 8832 final int flags = pkg.isUpdatedSystemApp() 8833 ? PackageManager.DELETE_KEEP_DATA : 0; 8834 deletePackageLIF(pkg.packageName, null, true, sUserManager.getUserIds(), 8835 flags , null, true, null); 8836 } 8837 Slog.e(TAG, "updateAllSharedLibrariesLPw failed: " + e.getMessage()); 8838 } 8839 } 8840 return res; 8841 } 8842 8843 /** 8844 * Derive the value of the {@code cpuAbiOverride} based on the provided 8845 * value and an optional stored value from the package settings. 8846 */ 8847 private static String deriveAbiOverride(String abiOverride, PackageSetting settings) { 8848 String cpuAbiOverride = null; 8849 8850 if (NativeLibraryHelper.CLEAR_ABI_OVERRIDE.equals(abiOverride)) { 8851 cpuAbiOverride = null; 8852 } else if (abiOverride != null) { 8853 cpuAbiOverride = abiOverride; 8854 } else if (settings != null) { 8855 cpuAbiOverride = settings.cpuAbiOverrideString; 8856 } 8857 8858 return cpuAbiOverride; 8859 } 8860 8861 private PackageParser.Package scanPackageTracedLI(PackageParser.Package pkg, 8862 final int policyFlags, int scanFlags, long currentTime, UserHandle user) 8863 throws PackageManagerException { 8864 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "scanPackage"); 8865 // If the package has children and this is the first dive in the function 8866 // we recursively scan the package with the SCAN_CHECK_ONLY flag set to see 8867 // whether all packages (parent and children) would be successfully scanned 8868 // before the actual scan since scanning mutates internal state and we want 8869 // to atomically install the package and its children. 8870 if ((scanFlags & SCAN_CHECK_ONLY) == 0) { 8871 if (pkg.childPackages != null && pkg.childPackages.size() > 0) { 8872 scanFlags |= SCAN_CHECK_ONLY; 8873 } 8874 } else { 8875 scanFlags &= ~SCAN_CHECK_ONLY; 8876 } 8877 8878 final PackageParser.Package scannedPkg; 8879 try { 8880 // Scan the parent 8881 scannedPkg = scanPackageLI(pkg, policyFlags, scanFlags, currentTime, user); 8882 // Scan the children 8883 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 8884 for (int i = 0; i < childCount; i++) { 8885 PackageParser.Package childPkg = pkg.childPackages.get(i); 8886 scanPackageLI(childPkg, policyFlags, 8887 scanFlags, currentTime, user); 8888 } 8889 } finally { 8890 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 8891 } 8892 8893 if ((scanFlags & SCAN_CHECK_ONLY) != 0) { 8894 return scanPackageTracedLI(pkg, policyFlags, scanFlags, currentTime, user); 8895 } 8896 8897 return scannedPkg; 8898 } 8899 8900 private PackageParser.Package scanPackageLI(PackageParser.Package pkg, final int policyFlags, 8901 int scanFlags, long currentTime, UserHandle user) throws PackageManagerException { 8902 boolean success = false; 8903 try { 8904 final PackageParser.Package res = scanPackageDirtyLI(pkg, policyFlags, scanFlags, 8905 currentTime, user); 8906 success = true; 8907 return res; 8908 } finally { 8909 if (!success && (scanFlags & SCAN_DELETE_DATA_ON_FAILURES) != 0) { 8910 // DELETE_DATA_ON_FAILURES is only used by frozen paths 8911 destroyAppDataLIF(pkg, UserHandle.USER_ALL, 8912 StorageManager.FLAG_STORAGE_DE | StorageManager.FLAG_STORAGE_CE); 8913 destroyAppProfilesLIF(pkg, UserHandle.USER_ALL); 8914 } 8915 } 8916 } 8917 8918 /** 8919 * Returns {@code true} if the given file contains code. Otherwise {@code false}. 8920 */ 8921 private static boolean apkHasCode(String fileName) { 8922 StrictJarFile jarFile = null; 8923 try { 8924 jarFile = new StrictJarFile(fileName, 8925 false /*verify*/, false /*signatureSchemeRollbackProtectionsEnforced*/); 8926 return jarFile.findEntry("classes.dex") != null; 8927 } catch (IOException ignore) { 8928 } finally { 8929 try { 8930 if (jarFile != null) { 8931 jarFile.close(); 8932 } 8933 } catch (IOException ignore) {} 8934 } 8935 return false; 8936 } 8937 8938 /** 8939 * Enforces code policy for the package. This ensures that if an APK has 8940 * declared hasCode="true" in its manifest that the APK actually contains 8941 * code. 8942 * 8943 * @throws PackageManagerException If bytecode could not be found when it should exist 8944 */ 8945 private static void assertCodePolicy(PackageParser.Package pkg) 8946 throws PackageManagerException { 8947 final boolean shouldHaveCode = 8948 (pkg.applicationInfo.flags & ApplicationInfo.FLAG_HAS_CODE) != 0; 8949 if (shouldHaveCode && !apkHasCode(pkg.baseCodePath)) { 8950 throw new PackageManagerException(INSTALL_FAILED_INVALID_APK, 8951 "Package " + pkg.baseCodePath + " code is missing"); 8952 } 8953 8954 if (!ArrayUtils.isEmpty(pkg.splitCodePaths)) { 8955 for (int i = 0; i < pkg.splitCodePaths.length; i++) { 8956 final boolean splitShouldHaveCode = 8957 (pkg.splitFlags[i] & ApplicationInfo.FLAG_HAS_CODE) != 0; 8958 if (splitShouldHaveCode && !apkHasCode(pkg.splitCodePaths[i])) { 8959 throw new PackageManagerException(INSTALL_FAILED_INVALID_APK, 8960 "Package " + pkg.splitCodePaths[i] + " code is missing"); 8961 } 8962 } 8963 } 8964 } 8965 8966 private PackageParser.Package scanPackageDirtyLI(PackageParser.Package pkg, 8967 final int policyFlags, final int scanFlags, long currentTime, UserHandle user) 8968 throws PackageManagerException { 8969 if (DEBUG_PACKAGE_SCANNING) { 8970 if ((policyFlags & PackageParser.PARSE_CHATTY) != 0) 8971 Log.d(TAG, "Scanning package " + pkg.packageName); 8972 } 8973 8974 applyPolicy(pkg, policyFlags); 8975 8976 assertPackageIsValid(pkg, policyFlags, scanFlags); 8977 8978 // Initialize package source and resource directories 8979 final File scanFile = new File(pkg.codePath); 8980 final File destCodeFile = new File(pkg.applicationInfo.getCodePath()); 8981 final File destResourceFile = new File(pkg.applicationInfo.getResourcePath()); 8982 8983 SharedUserSetting suid = null; 8984 PackageSetting pkgSetting = null; 8985 8986 // Getting the package setting may have a side-effect, so if we 8987 // are only checking if scan would succeed, stash a copy of the 8988 // old setting to restore at the end. 8989 PackageSetting nonMutatedPs = null; 8990 8991 // We keep references to the derived CPU Abis from settings in oder to reuse 8992 // them in the case where we're not upgrading or booting for the first time. 8993 String primaryCpuAbiFromSettings = null; 8994 String secondaryCpuAbiFromSettings = null; 8995 8996 // writer 8997 synchronized (mPackages) { 8998 if (pkg.mSharedUserId != null) { 8999 // SIDE EFFECTS; may potentially allocate a new shared user 9000 suid = mSettings.getSharedUserLPw( 9001 pkg.mSharedUserId, 0 /*pkgFlags*/, 0 /*pkgPrivateFlags*/, true /*create*/); 9002 if (DEBUG_PACKAGE_SCANNING) { 9003 if ((policyFlags & PackageParser.PARSE_CHATTY) != 0) 9004 Log.d(TAG, "Shared UserID " + pkg.mSharedUserId + " (uid=" + suid.userId 9005 + "): packages=" + suid.packages); 9006 } 9007 } 9008 9009 // Check if we are renaming from an original package name. 9010 PackageSetting origPackage = null; 9011 String realName = null; 9012 if (pkg.mOriginalPackages != null) { 9013 // This package may need to be renamed to a previously 9014 // installed name. Let's check on that... 9015 final String renamed = mSettings.getRenamedPackageLPr(pkg.mRealPackage); 9016 if (pkg.mOriginalPackages.contains(renamed)) { 9017 // This package had originally been installed as the 9018 // original name, and we have already taken care of 9019 // transitioning to the new one. Just update the new 9020 // one to continue using the old name. 9021 realName = pkg.mRealPackage; 9022 if (!pkg.packageName.equals(renamed)) { 9023 // Callers into this function may have already taken 9024 // care of renaming the package; only do it here if 9025 // it is not already done. 9026 pkg.setPackageName(renamed); 9027 } 9028 } else { 9029 for (int i=pkg.mOriginalPackages.size()-1; i>=0; i--) { 9030 if ((origPackage = mSettings.getPackageLPr( 9031 pkg.mOriginalPackages.get(i))) != null) { 9032 // We do have the package already installed under its 9033 // original name... should we use it? 9034 if (!verifyPackageUpdateLPr(origPackage, pkg)) { 9035 // New package is not compatible with original. 9036 origPackage = null; 9037 continue; 9038 } else if (origPackage.sharedUser != null) { 9039 // Make sure uid is compatible between packages. 9040 if (!origPackage.sharedUser.name.equals(pkg.mSharedUserId)) { 9041 Slog.w(TAG, "Unable to migrate data from " + origPackage.name 9042 + " to " + pkg.packageName + ": old uid " 9043 + origPackage.sharedUser.name 9044 + " differs from " + pkg.mSharedUserId); 9045 origPackage = null; 9046 continue; 9047 } 9048 // TODO: Add case when shared user id is added [b/28144775] 9049 } else { 9050 if (DEBUG_UPGRADE) Log.v(TAG, "Renaming new package " 9051 + pkg.packageName + " to old name " + origPackage.name); 9052 } 9053 break; 9054 } 9055 } 9056 } 9057 } 9058 9059 if (mTransferedPackages.contains(pkg.packageName)) { 9060 Slog.w(TAG, "Package " + pkg.packageName 9061 + " was transferred to another, but its .apk remains"); 9062 } 9063 9064 // See comments in nonMutatedPs declaration 9065 if ((scanFlags & SCAN_CHECK_ONLY) != 0) { 9066 PackageSetting foundPs = mSettings.getPackageLPr(pkg.packageName); 9067 if (foundPs != null) { 9068 nonMutatedPs = new PackageSetting(foundPs); 9069 } 9070 } 9071 9072 if ((scanFlags & SCAN_FIRST_BOOT_OR_UPGRADE) == 0) { 9073 PackageSetting foundPs = mSettings.getPackageLPr(pkg.packageName); 9074 if (foundPs != null) { 9075 primaryCpuAbiFromSettings = foundPs.primaryCpuAbiString; 9076 secondaryCpuAbiFromSettings = foundPs.secondaryCpuAbiString; 9077 } 9078 } 9079 9080 pkgSetting = mSettings.getPackageLPr(pkg.packageName); 9081 if (pkgSetting != null && pkgSetting.sharedUser != suid) { 9082 PackageManagerService.reportSettingsProblem(Log.WARN, 9083 "Package " + pkg.packageName + " shared user changed from " 9084 + (pkgSetting.sharedUser != null 9085 ? pkgSetting.sharedUser.name : "<nothing>") 9086 + " to " 9087 + (suid != null ? suid.name : "<nothing>") 9088 + "; replacing with new"); 9089 pkgSetting = null; 9090 } 9091 final PackageSetting oldPkgSetting = 9092 pkgSetting == null ? null : new PackageSetting(pkgSetting); 9093 final PackageSetting disabledPkgSetting = 9094 mSettings.getDisabledSystemPkgLPr(pkg.packageName); 9095 9096 String[] usesStaticLibraries = null; 9097 if (pkg.usesStaticLibraries != null) { 9098 usesStaticLibraries = new String[pkg.usesStaticLibraries.size()]; 9099 pkg.usesStaticLibraries.toArray(usesStaticLibraries); 9100 } 9101 9102 if (pkgSetting == null) { 9103 final String parentPackageName = (pkg.parentPackage != null) 9104 ? pkg.parentPackage.packageName : null; 9105 9106 // REMOVE SharedUserSetting from method; update in a separate call 9107 pkgSetting = Settings.createNewSetting(pkg.packageName, origPackage, 9108 disabledPkgSetting, realName, suid, destCodeFile, destResourceFile, 9109 pkg.applicationInfo.nativeLibraryRootDir, pkg.applicationInfo.primaryCpuAbi, 9110 pkg.applicationInfo.secondaryCpuAbi, pkg.mVersionCode, 9111 pkg.applicationInfo.flags, pkg.applicationInfo.privateFlags, user, 9112 true /*allowInstall*/, parentPackageName, pkg.getChildPackageNames(), 9113 UserManagerService.getInstance(), usesStaticLibraries, 9114 pkg.usesStaticLibrariesVersions); 9115 // SIDE EFFECTS; updates system state; move elsewhere 9116 if (origPackage != null) { 9117 mSettings.addRenamedPackageLPw(pkg.packageName, origPackage.name); 9118 } 9119 mSettings.addUserToSettingLPw(pkgSetting); 9120 } else { 9121 // REMOVE SharedUserSetting from method; update in a separate call. 9122 // 9123 // TODO(narayan): This update is bogus. nativeLibraryDir & primaryCpuAbi, 9124 // secondaryCpuAbi are not known at this point so we always update them 9125 // to null here, only to reset them at a later point. 9126 Settings.updatePackageSetting(pkgSetting, disabledPkgSetting, suid, destCodeFile, 9127 pkg.applicationInfo.nativeLibraryDir, pkg.applicationInfo.primaryCpuAbi, 9128 pkg.applicationInfo.secondaryCpuAbi, pkg.applicationInfo.flags, 9129 pkg.applicationInfo.privateFlags, pkg.getChildPackageNames(), 9130 UserManagerService.getInstance(), usesStaticLibraries, 9131 pkg.usesStaticLibrariesVersions); 9132 } 9133 // SIDE EFFECTS; persists system state to files on disk; move elsewhere 9134 mSettings.writeUserRestrictionsLPw(pkgSetting, oldPkgSetting); 9135 9136 // SIDE EFFECTS; modifies system state; move elsewhere 9137 if (pkgSetting.origPackage != null) { 9138 // If we are first transitioning from an original package, 9139 // fix up the new package's name now. We need to do this after 9140 // looking up the package under its new name, so getPackageLP 9141 // can take care of fiddling things correctly. 9142 pkg.setPackageName(origPackage.name); 9143 9144 // File a report about this. 9145 String msg = "New package " + pkgSetting.realName 9146 + " renamed to replace old package " + pkgSetting.name; 9147 reportSettingsProblem(Log.WARN, msg); 9148 9149 // Make a note of it. 9150 if ((scanFlags & SCAN_CHECK_ONLY) == 0) { 9151 mTransferedPackages.add(origPackage.name); 9152 } 9153 9154 // No longer need to retain this. 9155 pkgSetting.origPackage = null; 9156 } 9157 9158 // SIDE EFFECTS; modifies system state; move elsewhere 9159 if ((scanFlags & SCAN_CHECK_ONLY) == 0 && realName != null) { 9160 // Make a note of it. 9161 mTransferedPackages.add(pkg.packageName); 9162 } 9163 9164 if (mSettings.isDisabledSystemPackageLPr(pkg.packageName)) { 9165 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_UPDATED_SYSTEM_APP; 9166 } 9167 9168 if ((scanFlags & SCAN_BOOTING) == 0 9169 && (policyFlags & PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 9170 // Check all shared libraries and map to their actual file path. 9171 // We only do this here for apps not on a system dir, because those 9172 // are the only ones that can fail an install due to this. We 9173 // will take care of the system apps by updating all of their 9174 // library paths after the scan is done. Also during the initial 9175 // scan don't update any libs as we do this wholesale after all 9176 // apps are scanned to avoid dependency based scanning. 9177 updateSharedLibrariesLPr(pkg, null); 9178 } 9179 9180 if (mFoundPolicyFile) { 9181 SELinuxMMAC.assignSeinfoValue(pkg); 9182 } 9183 9184 pkg.applicationInfo.uid = pkgSetting.appId; 9185 pkg.mExtras = pkgSetting; 9186 9187 9188 // Static shared libs have same package with different versions where 9189 // we internally use a synthetic package name to allow multiple versions 9190 // of the same package, therefore we need to compare signatures against 9191 // the package setting for the latest library version. 9192 PackageSetting signatureCheckPs = pkgSetting; 9193 if (pkg.applicationInfo.isStaticSharedLibrary()) { 9194 SharedLibraryEntry libraryEntry = getLatestSharedLibraVersionLPr(pkg); 9195 if (libraryEntry != null) { 9196 signatureCheckPs = mSettings.getPackageLPr(libraryEntry.apk); 9197 } 9198 } 9199 9200 if (shouldCheckUpgradeKeySetLP(signatureCheckPs, scanFlags)) { 9201 if (checkUpgradeKeySetLP(signatureCheckPs, pkg)) { 9202 // We just determined the app is signed correctly, so bring 9203 // over the latest parsed certs. 9204 pkgSetting.signatures.mSignatures = pkg.mSignatures; 9205 } else { 9206 if ((policyFlags & PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 9207 throw new PackageManagerException(INSTALL_FAILED_UPDATE_INCOMPATIBLE, 9208 "Package " + pkg.packageName + " upgrade keys do not match the " 9209 + "previously installed version"); 9210 } else { 9211 pkgSetting.signatures.mSignatures = pkg.mSignatures; 9212 String msg = "System package " + pkg.packageName 9213 + " signature changed; retaining data."; 9214 reportSettingsProblem(Log.WARN, msg); 9215 } 9216 } 9217 } else { 9218 try { 9219 // SIDE EFFECTS; compareSignaturesCompat() changes KeysetManagerService 9220 verifySignaturesLP(signatureCheckPs, pkg); 9221 // We just determined the app is signed correctly, so bring 9222 // over the latest parsed certs. 9223 pkgSetting.signatures.mSignatures = pkg.mSignatures; 9224 } catch (PackageManagerException e) { 9225 if ((policyFlags & PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 9226 throw e; 9227 } 9228 // The signature has changed, but this package is in the system 9229 // image... let's recover! 9230 pkgSetting.signatures.mSignatures = pkg.mSignatures; 9231 // However... if this package is part of a shared user, but it 9232 // doesn't match the signature of the shared user, let's fail. 9233 // What this means is that you can't change the signatures 9234 // associated with an overall shared user, which doesn't seem all 9235 // that unreasonable. 9236 if (signatureCheckPs.sharedUser != null) { 9237 if (compareSignatures(signatureCheckPs.sharedUser.signatures.mSignatures, 9238 pkg.mSignatures) != PackageManager.SIGNATURE_MATCH) { 9239 throw new PackageManagerException( 9240 INSTALL_PARSE_FAILED_INCONSISTENT_CERTIFICATES, 9241 "Signature mismatch for shared user: " 9242 + pkgSetting.sharedUser); 9243 } 9244 } 9245 // File a report about this. 9246 String msg = "System package " + pkg.packageName 9247 + " signature changed; retaining data."; 9248 reportSettingsProblem(Log.WARN, msg); 9249 } 9250 } 9251 9252 if ((scanFlags & SCAN_CHECK_ONLY) == 0 && pkg.mAdoptPermissions != null) { 9253 // This package wants to adopt ownership of permissions from 9254 // another package. 9255 for (int i = pkg.mAdoptPermissions.size() - 1; i >= 0; i--) { 9256 final String origName = pkg.mAdoptPermissions.get(i); 9257 final PackageSetting orig = mSettings.getPackageLPr(origName); 9258 if (orig != null) { 9259 if (verifyPackageUpdateLPr(orig, pkg)) { 9260 Slog.i(TAG, "Adopting permissions from " + origName + " to " 9261 + pkg.packageName); 9262 // SIDE EFFECTS; updates permissions system state; move elsewhere 9263 mSettings.transferPermissionsLPw(origName, pkg.packageName); 9264 } 9265 } 9266 } 9267 } 9268 } 9269 9270 pkg.applicationInfo.processName = fixProcessName( 9271 pkg.applicationInfo.packageName, 9272 pkg.applicationInfo.processName); 9273 9274 if (pkg != mPlatformPackage) { 9275 // Get all of our default paths setup 9276 pkg.applicationInfo.initForUser(UserHandle.USER_SYSTEM); 9277 } 9278 9279 final String cpuAbiOverride = deriveAbiOverride(pkg.cpuAbiOverride, pkgSetting); 9280 9281 if ((scanFlags & SCAN_NEW_INSTALL) == 0) { 9282 if ((scanFlags & SCAN_FIRST_BOOT_OR_UPGRADE) != 0) { 9283 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "derivePackageAbi"); 9284 derivePackageAbi( 9285 pkg, scanFile, cpuAbiOverride, true /*extractLibs*/, mAppLib32InstallDir); 9286 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 9287 9288 // Some system apps still use directory structure for native libraries 9289 // in which case we might end up not detecting abi solely based on apk 9290 // structure. Try to detect abi based on directory structure. 9291 if (isSystemApp(pkg) && !pkg.isUpdatedSystemApp() && 9292 pkg.applicationInfo.primaryCpuAbi == null) { 9293 setBundledAppAbisAndRoots(pkg, pkgSetting); 9294 setNativeLibraryPaths(pkg, mAppLib32InstallDir); 9295 } 9296 } else { 9297 // This is not a first boot or an upgrade, don't bother deriving the 9298 // ABI during the scan. Instead, trust the value that was stored in the 9299 // package setting. 9300 pkg.applicationInfo.primaryCpuAbi = primaryCpuAbiFromSettings; 9301 pkg.applicationInfo.secondaryCpuAbi = secondaryCpuAbiFromSettings; 9302 9303 setNativeLibraryPaths(pkg, mAppLib32InstallDir); 9304 9305 if (DEBUG_ABI_SELECTION) { 9306 Slog.i(TAG, "Using ABIS and native lib paths from settings : " + 9307 pkg.packageName + " " + pkg.applicationInfo.primaryCpuAbi + ", " + 9308 pkg.applicationInfo.secondaryCpuAbi); 9309 } 9310 } 9311 } else { 9312 if ((scanFlags & SCAN_MOVE) != 0) { 9313 // We haven't run dex-opt for this move (since we've moved the compiled output too) 9314 // but we already have this packages package info in the PackageSetting. We just 9315 // use that and derive the native library path based on the new codepath. 9316 pkg.applicationInfo.primaryCpuAbi = pkgSetting.primaryCpuAbiString; 9317 pkg.applicationInfo.secondaryCpuAbi = pkgSetting.secondaryCpuAbiString; 9318 } 9319 9320 // Set native library paths again. For moves, the path will be updated based on the 9321 // ABIs we've determined above. For non-moves, the path will be updated based on the 9322 // ABIs we determined during compilation, but the path will depend on the final 9323 // package path (after the rename away from the stage path). 9324 setNativeLibraryPaths(pkg, mAppLib32InstallDir); 9325 } 9326 9327 // This is a special case for the "system" package, where the ABI is 9328 // dictated by the zygote configuration (and init.rc). We should keep track 9329 // of this ABI so that we can deal with "normal" applications that run under 9330 // the same UID correctly. 9331 if (mPlatformPackage == pkg) { 9332 pkg.applicationInfo.primaryCpuAbi = VMRuntime.getRuntime().is64Bit() ? 9333 Build.SUPPORTED_64_BIT_ABIS[0] : Build.SUPPORTED_32_BIT_ABIS[0]; 9334 } 9335 9336 // If there's a mismatch between the abi-override in the package setting 9337 // and the abiOverride specified for the install. Warn about this because we 9338 // would've already compiled the app without taking the package setting into 9339 // account. 9340 if ((scanFlags & SCAN_NO_DEX) == 0 && (scanFlags & SCAN_NEW_INSTALL) != 0) { 9341 if (cpuAbiOverride == null && pkgSetting.cpuAbiOverrideString != null) { 9342 Slog.w(TAG, "Ignoring persisted ABI override " + cpuAbiOverride + 9343 " for package " + pkg.packageName); 9344 } 9345 } 9346 9347 pkgSetting.primaryCpuAbiString = pkg.applicationInfo.primaryCpuAbi; 9348 pkgSetting.secondaryCpuAbiString = pkg.applicationInfo.secondaryCpuAbi; 9349 pkgSetting.cpuAbiOverrideString = cpuAbiOverride; 9350 9351 // Copy the derived override back to the parsed package, so that we can 9352 // update the package settings accordingly. 9353 pkg.cpuAbiOverride = cpuAbiOverride; 9354 9355 if (DEBUG_ABI_SELECTION) { 9356 Slog.d(TAG, "Resolved nativeLibraryRoot for " + pkg.applicationInfo.packageName 9357 + " to root=" + pkg.applicationInfo.nativeLibraryRootDir + ", isa=" 9358 + pkg.applicationInfo.nativeLibraryRootRequiresIsa); 9359 } 9360 9361 // Push the derived path down into PackageSettings so we know what to 9362 // clean up at uninstall time. 9363 pkgSetting.legacyNativeLibraryPathString = pkg.applicationInfo.nativeLibraryRootDir; 9364 9365 if (DEBUG_ABI_SELECTION) { 9366 Log.d(TAG, "Abis for package[" + pkg.packageName + "] are" + 9367 " primary=" + pkg.applicationInfo.primaryCpuAbi + 9368 " secondary=" + pkg.applicationInfo.secondaryCpuAbi); 9369 } 9370 9371 // SIDE EFFECTS; removes DEX files from disk; move elsewhere 9372 if ((scanFlags & SCAN_BOOTING) == 0 && pkgSetting.sharedUser != null) { 9373 // We don't do this here during boot because we can do it all 9374 // at once after scanning all existing packages. 9375 // 9376 // We also do this *before* we perform dexopt on this package, so that 9377 // we can avoid redundant dexopts, and also to make sure we've got the 9378 // code and package path correct. 9379 adjustCpuAbisForSharedUserLPw(pkgSetting.sharedUser.packages, pkg); 9380 } 9381 9382 if (mFactoryTest && pkg.requestedPermissions.contains( 9383 android.Manifest.permission.FACTORY_TEST)) { 9384 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_FACTORY_TEST; 9385 } 9386 9387 if (isSystemApp(pkg)) { 9388 pkgSetting.isOrphaned = true; 9389 } 9390 9391 // Take care of first install / last update times. 9392 final long scanFileTime = getLastModifiedTime(pkg, scanFile); 9393 if (currentTime != 0) { 9394 if (pkgSetting.firstInstallTime == 0) { 9395 pkgSetting.firstInstallTime = pkgSetting.lastUpdateTime = currentTime; 9396 } else if ((scanFlags & SCAN_UPDATE_TIME) != 0) { 9397 pkgSetting.lastUpdateTime = currentTime; 9398 } 9399 } else if (pkgSetting.firstInstallTime == 0) { 9400 // We need *something*. Take time time stamp of the file. 9401 pkgSetting.firstInstallTime = pkgSetting.lastUpdateTime = scanFileTime; 9402 } else if ((policyFlags & PackageParser.PARSE_IS_SYSTEM_DIR) != 0) { 9403 if (scanFileTime != pkgSetting.timeStamp) { 9404 // A package on the system image has changed; consider this 9405 // to be an update. 9406 pkgSetting.lastUpdateTime = scanFileTime; 9407 } 9408 } 9409 pkgSetting.setTimeStamp(scanFileTime); 9410 9411 if ((scanFlags & SCAN_CHECK_ONLY) != 0) { 9412 if (nonMutatedPs != null) { 9413 synchronized (mPackages) { 9414 mSettings.mPackages.put(nonMutatedPs.name, nonMutatedPs); 9415 } 9416 } 9417 } else { 9418 // Modify state for the given package setting 9419 commitPackageSettings(pkg, pkgSetting, user, scanFlags, 9420 (policyFlags & PackageParser.PARSE_CHATTY) != 0 /*chatty*/); 9421 if (isEphemeral(pkg)) { 9422 final int userId = user == null ? 0 : user.getIdentifier(); 9423 mInstantAppRegistry.addInstantAppLPw(userId, pkgSetting.appId); 9424 } 9425 } 9426 return pkg; 9427 } 9428 9429 /** 9430 * Applies policy to the parsed package based upon the given policy flags. 9431 * Ensures the package is in a good state. 9432 * <p> 9433 * Implementation detail: This method must NOT have any side effect. It would 9434 * ideally be static, but, it requires locks to read system state. 9435 */ 9436 private void applyPolicy(PackageParser.Package pkg, int policyFlags) { 9437 if ((policyFlags&PackageParser.PARSE_IS_SYSTEM) != 0) { 9438 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_SYSTEM; 9439 if (pkg.applicationInfo.isDirectBootAware()) { 9440 // we're direct boot aware; set for all components 9441 for (PackageParser.Service s : pkg.services) { 9442 s.info.encryptionAware = s.info.directBootAware = true; 9443 } 9444 for (PackageParser.Provider p : pkg.providers) { 9445 p.info.encryptionAware = p.info.directBootAware = true; 9446 } 9447 for (PackageParser.Activity a : pkg.activities) { 9448 a.info.encryptionAware = a.info.directBootAware = true; 9449 } 9450 for (PackageParser.Activity r : pkg.receivers) { 9451 r.info.encryptionAware = r.info.directBootAware = true; 9452 } 9453 } 9454 } else { 9455 // Only allow system apps to be flagged as core apps. 9456 pkg.coreApp = false; 9457 // clear flags not applicable to regular apps 9458 pkg.applicationInfo.privateFlags &= 9459 ~ApplicationInfo.PRIVATE_FLAG_DEFAULT_TO_DEVICE_PROTECTED_STORAGE; 9460 pkg.applicationInfo.privateFlags &= 9461 ~ApplicationInfo.PRIVATE_FLAG_DIRECT_BOOT_AWARE; 9462 } 9463 pkg.mTrustedOverlay = (policyFlags&PackageParser.PARSE_TRUSTED_OVERLAY) != 0; 9464 9465 if ((policyFlags&PackageParser.PARSE_IS_PRIVILEGED) != 0) { 9466 pkg.applicationInfo.privateFlags |= ApplicationInfo.PRIVATE_FLAG_PRIVILEGED; 9467 } 9468 9469 if (!isSystemApp(pkg)) { 9470 // Only system apps can use these features. 9471 pkg.mOriginalPackages = null; 9472 pkg.mRealPackage = null; 9473 pkg.mAdoptPermissions = null; 9474 } 9475 } 9476 9477 /** 9478 * Asserts the parsed package is valid according to the given policy. If the 9479 * package is invalid, for whatever reason, throws {@link PackgeManagerException}. 9480 * <p> 9481 * Implementation detail: This method must NOT have any side effects. It would 9482 * ideally be static, but, it requires locks to read system state. 9483 * 9484 * @throws PackageManagerException If the package fails any of the validation checks 9485 */ 9486 private void assertPackageIsValid(PackageParser.Package pkg, int policyFlags, int scanFlags) 9487 throws PackageManagerException { 9488 if ((policyFlags & PackageParser.PARSE_ENFORCE_CODE) != 0) { 9489 assertCodePolicy(pkg); 9490 } 9491 9492 if (pkg.applicationInfo.getCodePath() == null || 9493 pkg.applicationInfo.getResourcePath() == null) { 9494 // Bail out. The resource and code paths haven't been set. 9495 throw new PackageManagerException(INSTALL_FAILED_INVALID_APK, 9496 "Code and resource paths haven't been set correctly"); 9497 } 9498 9499 // Make sure we're not adding any bogus keyset info 9500 KeySetManagerService ksms = mSettings.mKeySetManagerService; 9501 ksms.assertScannedPackageValid(pkg); 9502 9503 synchronized (mPackages) { 9504 // The special "android" package can only be defined once 9505 if (pkg.packageName.equals("android")) { 9506 if (mAndroidApplication != null) { 9507 Slog.w(TAG, "*************************************************"); 9508 Slog.w(TAG, "Core android package being redefined. Skipping."); 9509 Slog.w(TAG, " codePath=" + pkg.codePath); 9510 Slog.w(TAG, "*************************************************"); 9511 throw new PackageManagerException(INSTALL_FAILED_DUPLICATE_PACKAGE, 9512 "Core android package being redefined. Skipping."); 9513 } 9514 } 9515 9516 // A package name must be unique; don't allow duplicates 9517 if (mPackages.containsKey(pkg.packageName)) { 9518 throw new PackageManagerException(INSTALL_FAILED_DUPLICATE_PACKAGE, 9519 "Application package " + pkg.packageName 9520 + " already installed. Skipping duplicate."); 9521 } 9522 9523 if (pkg.applicationInfo.isStaticSharedLibrary()) { 9524 // Static libs have a synthetic package name containing the version 9525 // but we still want the base name to be unique. 9526 if (mPackages.containsKey(pkg.manifestPackageName)) { 9527 throw new PackageManagerException( 9528 "Duplicate static shared lib provider package"); 9529 } 9530 9531 // Static shared libraries should have at least O target SDK 9532 if (pkg.applicationInfo.targetSdkVersion < Build.VERSION_CODES.O) { 9533 throw new PackageManagerException( 9534 "Packages declaring static-shared libs must target O SDK or higher"); 9535 } 9536 9537 // Package declaring static a shared lib cannot be ephemeral 9538 if (pkg.applicationInfo.isInstantApp()) { 9539 throw new PackageManagerException( 9540 "Packages declaring static-shared libs cannot be ephemeral"); 9541 } 9542 9543 // Package declaring static a shared lib cannot be renamed since the package 9544 // name is synthetic and apps can't code around package manager internals. 9545 if (!ArrayUtils.isEmpty(pkg.mOriginalPackages)) { 9546 throw new PackageManagerException( 9547 "Packages declaring static-shared libs cannot be renamed"); 9548 } 9549 9550 // Package declaring static a shared lib cannot declare child packages 9551 if (!ArrayUtils.isEmpty(pkg.childPackages)) { 9552 throw new PackageManagerException( 9553 "Packages declaring static-shared libs cannot have child packages"); 9554 } 9555 9556 // Package declaring static a shared lib cannot declare dynamic libs 9557 if (!ArrayUtils.isEmpty(pkg.libraryNames)) { 9558 throw new PackageManagerException( 9559 "Packages declaring static-shared libs cannot declare dynamic libs"); 9560 } 9561 9562 // Package declaring static a shared lib cannot declare shared users 9563 if (pkg.mSharedUserId != null) { 9564 throw new PackageManagerException( 9565 "Packages declaring static-shared libs cannot declare shared users"); 9566 } 9567 9568 // Static shared libs cannot declare activities 9569 if (!pkg.activities.isEmpty()) { 9570 throw new PackageManagerException( 9571 "Static shared libs cannot declare activities"); 9572 } 9573 9574 // Static shared libs cannot declare services 9575 if (!pkg.services.isEmpty()) { 9576 throw new PackageManagerException( 9577 "Static shared libs cannot declare services"); 9578 } 9579 9580 // Static shared libs cannot declare providers 9581 if (!pkg.providers.isEmpty()) { 9582 throw new PackageManagerException( 9583 "Static shared libs cannot declare content providers"); 9584 } 9585 9586 // Static shared libs cannot declare receivers 9587 if (!pkg.receivers.isEmpty()) { 9588 throw new PackageManagerException( 9589 "Static shared libs cannot declare broadcast receivers"); 9590 } 9591 9592 // Static shared libs cannot declare permission groups 9593 if (!pkg.permissionGroups.isEmpty()) { 9594 throw new PackageManagerException( 9595 "Static shared libs cannot declare permission groups"); 9596 } 9597 9598 // Static shared libs cannot declare permissions 9599 if (!pkg.permissions.isEmpty()) { 9600 throw new PackageManagerException( 9601 "Static shared libs cannot declare permissions"); 9602 } 9603 9604 // Static shared libs cannot declare protected broadcasts 9605 if (pkg.protectedBroadcasts != null) { 9606 throw new PackageManagerException( 9607 "Static shared libs cannot declare protected broadcasts"); 9608 } 9609 9610 // Static shared libs cannot be overlay targets 9611 if (pkg.mOverlayTarget != null) { 9612 throw new PackageManagerException( 9613 "Static shared libs cannot be overlay targets"); 9614 } 9615 9616 // The version codes must be ordered as lib versions 9617 int minVersionCode = Integer.MIN_VALUE; 9618 int maxVersionCode = Integer.MAX_VALUE; 9619 9620 SparseArray<SharedLibraryEntry> versionedLib = mSharedLibraries.get( 9621 pkg.staticSharedLibName); 9622 if (versionedLib != null) { 9623 final int versionCount = versionedLib.size(); 9624 for (int i = 0; i < versionCount; i++) { 9625 SharedLibraryInfo libInfo = versionedLib.valueAt(i).info; 9626 // TODO: We will change version code to long, so in the new API it is long 9627 final int libVersionCode = (int) libInfo.getDeclaringPackage() 9628 .getVersionCode(); 9629 if (libInfo.getVersion() < pkg.staticSharedLibVersion) { 9630 minVersionCode = Math.max(minVersionCode, libVersionCode + 1); 9631 } else if (libInfo.getVersion() > pkg.staticSharedLibVersion) { 9632 maxVersionCode = Math.min(maxVersionCode, libVersionCode - 1); 9633 } else { 9634 minVersionCode = maxVersionCode = libVersionCode; 9635 break; 9636 } 9637 } 9638 } 9639 if (pkg.mVersionCode < minVersionCode || pkg.mVersionCode > maxVersionCode) { 9640 throw new PackageManagerException("Static shared" 9641 + " lib version codes must be ordered as lib versions"); 9642 } 9643 } 9644 9645 // Only privileged apps and updated privileged apps can add child packages. 9646 if (pkg.childPackages != null && !pkg.childPackages.isEmpty()) { 9647 if ((policyFlags & PARSE_IS_PRIVILEGED) == 0) { 9648 throw new PackageManagerException("Only privileged apps can add child " 9649 + "packages. Ignoring package " + pkg.packageName); 9650 } 9651 final int childCount = pkg.childPackages.size(); 9652 for (int i = 0; i < childCount; i++) { 9653 PackageParser.Package childPkg = pkg.childPackages.get(i); 9654 if (mSettings.hasOtherDisabledSystemPkgWithChildLPr(pkg.packageName, 9655 childPkg.packageName)) { 9656 throw new PackageManagerException("Can't override child of " 9657 + "another disabled app. Ignoring package " + pkg.packageName); 9658 } 9659 } 9660 } 9661 9662 // If we're only installing presumed-existing packages, require that the 9663 // scanned APK is both already known and at the path previously established 9664 // for it. Previously unknown packages we pick up normally, but if we have an 9665 // a priori expectation about this package's install presence, enforce it. 9666 // With a singular exception for new system packages. When an OTA contains 9667 // a new system package, we allow the codepath to change from a system location 9668 // to the user-installed location. If we don't allow this change, any newer, 9669 // user-installed version of the application will be ignored. 9670 if ((scanFlags & SCAN_REQUIRE_KNOWN) != 0) { 9671 if (mExpectingBetter.containsKey(pkg.packageName)) { 9672 logCriticalInfo(Log.WARN, 9673 "Relax SCAN_REQUIRE_KNOWN requirement for package " + pkg.packageName); 9674 } else { 9675 PackageSetting known = mSettings.getPackageLPr(pkg.packageName); 9676 if (known != null) { 9677 if (DEBUG_PACKAGE_SCANNING) { 9678 Log.d(TAG, "Examining " + pkg.codePath 9679 + " and requiring known paths " + known.codePathString 9680 + " & " + known.resourcePathString); 9681 } 9682 if (!pkg.applicationInfo.getCodePath().equals(known.codePathString) 9683 || !pkg.applicationInfo.getResourcePath().equals( 9684 known.resourcePathString)) { 9685 throw new PackageManagerException(INSTALL_FAILED_PACKAGE_CHANGED, 9686 "Application package " + pkg.packageName 9687 + " found at " + pkg.applicationInfo.getCodePath() 9688 + " but expected at " + known.codePathString 9689 + "; ignoring."); 9690 } 9691 } 9692 } 9693 } 9694 9695 // Verify that this new package doesn't have any content providers 9696 // that conflict with existing packages. Only do this if the 9697 // package isn't already installed, since we don't want to break 9698 // things that are installed. 9699 if ((scanFlags & SCAN_NEW_INSTALL) != 0) { 9700 final int N = pkg.providers.size(); 9701 int i; 9702 for (i=0; i<N; i++) { 9703 PackageParser.Provider p = pkg.providers.get(i); 9704 if (p.info.authority != null) { 9705 String names[] = p.info.authority.split(";"); 9706 for (int j = 0; j < names.length; j++) { 9707 if (mProvidersByAuthority.containsKey(names[j])) { 9708 PackageParser.Provider other = mProvidersByAuthority.get(names[j]); 9709 final String otherPackageName = 9710 ((other != null && other.getComponentName() != null) ? 9711 other.getComponentName().getPackageName() : "?"); 9712 throw new PackageManagerException( 9713 INSTALL_FAILED_CONFLICTING_PROVIDER, 9714 "Can't install because provider name " + names[j] 9715 + " (in package " + pkg.applicationInfo.packageName 9716 + ") is already used by " + otherPackageName); 9717 } 9718 } 9719 } 9720 } 9721 } 9722 } 9723 } 9724 9725 private boolean addSharedLibraryLPw(String path, String apk, String name, int version, 9726 int type, String declaringPackageName, int declaringVersionCode) { 9727 SparseArray<SharedLibraryEntry> versionedLib = mSharedLibraries.get(name); 9728 if (versionedLib == null) { 9729 versionedLib = new SparseArray<>(); 9730 mSharedLibraries.put(name, versionedLib); 9731 if (type == SharedLibraryInfo.TYPE_STATIC) { 9732 mStaticLibsByDeclaringPackage.put(declaringPackageName, versionedLib); 9733 } 9734 } else if (versionedLib.indexOfKey(version) >= 0) { 9735 return false; 9736 } 9737 SharedLibraryEntry libEntry = new SharedLibraryEntry(path, apk, name, 9738 version, type, declaringPackageName, declaringVersionCode); 9739 versionedLib.put(version, libEntry); 9740 return true; 9741 } 9742 9743 private boolean removeSharedLibraryLPw(String name, int version) { 9744 SparseArray<SharedLibraryEntry> versionedLib = mSharedLibraries.get(name); 9745 if (versionedLib == null) { 9746 return false; 9747 } 9748 final int libIdx = versionedLib.indexOfKey(version); 9749 if (libIdx < 0) { 9750 return false; 9751 } 9752 SharedLibraryEntry libEntry = versionedLib.valueAt(libIdx); 9753 versionedLib.remove(version); 9754 if (versionedLib.size() <= 0) { 9755 mSharedLibraries.remove(name); 9756 if (libEntry.info.getType() == SharedLibraryInfo.TYPE_STATIC) { 9757 mStaticLibsByDeclaringPackage.remove(libEntry.info.getDeclaringPackage() 9758 .getPackageName()); 9759 } 9760 } 9761 return true; 9762 } 9763 9764 /** 9765 * Adds a scanned package to the system. When this method is finished, the package will 9766 * be available for query, resolution, etc... 9767 */ 9768 private void commitPackageSettings(PackageParser.Package pkg, PackageSetting pkgSetting, 9769 UserHandle user, int scanFlags, boolean chatty) throws PackageManagerException { 9770 final String pkgName = pkg.packageName; 9771 if (mCustomResolverComponentName != null && 9772 mCustomResolverComponentName.getPackageName().equals(pkg.packageName)) { 9773 setUpCustomResolverActivity(pkg); 9774 } 9775 9776 if (pkg.packageName.equals("android")) { 9777 synchronized (mPackages) { 9778 if ((scanFlags & SCAN_CHECK_ONLY) == 0) { 9779 // Set up information for our fall-back user intent resolution activity. 9780 mPlatformPackage = pkg; 9781 pkg.mVersionCode = mSdkVersion; 9782 mAndroidApplication = pkg.applicationInfo; 9783 9784 if (!mResolverReplaced) { 9785 mResolveActivity.applicationInfo = mAndroidApplication; 9786 mResolveActivity.name = ResolverActivity.class.getName(); 9787 mResolveActivity.packageName = mAndroidApplication.packageName; 9788 mResolveActivity.processName = "system:ui"; 9789 mResolveActivity.launchMode = ActivityInfo.LAUNCH_MULTIPLE; 9790 mResolveActivity.documentLaunchMode = ActivityInfo.DOCUMENT_LAUNCH_NEVER; 9791 mResolveActivity.flags = ActivityInfo.FLAG_EXCLUDE_FROM_RECENTS; 9792 mResolveActivity.theme = R.style.Theme_Material_Dialog_Alert; 9793 mResolveActivity.exported = true; 9794 mResolveActivity.enabled = true; 9795 mResolveActivity.resizeMode = ActivityInfo.RESIZE_MODE_RESIZEABLE; 9796 mResolveActivity.configChanges = ActivityInfo.CONFIG_SCREEN_SIZE 9797 | ActivityInfo.CONFIG_SMALLEST_SCREEN_SIZE 9798 | ActivityInfo.CONFIG_SCREEN_LAYOUT 9799 | ActivityInfo.CONFIG_ORIENTATION 9800 | ActivityInfo.CONFIG_KEYBOARD 9801 | ActivityInfo.CONFIG_KEYBOARD_HIDDEN; 9802 mResolveInfo.activityInfo = mResolveActivity; 9803 mResolveInfo.priority = 0; 9804 mResolveInfo.preferredOrder = 0; 9805 mResolveInfo.match = 0; 9806 mResolveComponentName = new ComponentName( 9807 mAndroidApplication.packageName, mResolveActivity.name); 9808 } 9809 } 9810 } 9811 } 9812 9813 ArrayList<PackageParser.Package> clientLibPkgs = null; 9814 // writer 9815 synchronized (mPackages) { 9816 boolean hasStaticSharedLibs = false; 9817 9818 // Any app can add new static shared libraries 9819 if (pkg.staticSharedLibName != null) { 9820 // Static shared libs don't allow renaming as they have synthetic package 9821 // names to allow install of multiple versions, so use name from manifest. 9822 if (addSharedLibraryLPw(null, pkg.packageName, pkg.staticSharedLibName, 9823 pkg.staticSharedLibVersion, SharedLibraryInfo.TYPE_STATIC, 9824 pkg.manifestPackageName, pkg.mVersionCode)) { 9825 hasStaticSharedLibs = true; 9826 } else { 9827 Slog.w(TAG, "Package " + pkg.packageName + " library " 9828 + pkg.staticSharedLibName + " already exists; skipping"); 9829 } 9830 // Static shared libs cannot be updated once installed since they 9831 // use synthetic package name which includes the version code, so 9832 // not need to update other packages's shared lib dependencies. 9833 } 9834 9835 if (!hasStaticSharedLibs 9836 && (pkg.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) != 0) { 9837 // Only system apps can add new dynamic shared libraries. 9838 if (pkg.libraryNames != null) { 9839 for (int i = 0; i < pkg.libraryNames.size(); i++) { 9840 String name = pkg.libraryNames.get(i); 9841 boolean allowed = false; 9842 if (pkg.isUpdatedSystemApp()) { 9843 // New library entries can only be added through the 9844 // system image. This is important to get rid of a lot 9845 // of nasty edge cases: for example if we allowed a non- 9846 // system update of the app to add a library, then uninstalling 9847 // the update would make the library go away, and assumptions 9848 // we made such as through app install filtering would now 9849 // have allowed apps on the device which aren't compatible 9850 // with it. Better to just have the restriction here, be 9851 // conservative, and create many fewer cases that can negatively 9852 // impact the user experience. 9853 final PackageSetting sysPs = mSettings 9854 .getDisabledSystemPkgLPr(pkg.packageName); 9855 if (sysPs.pkg != null && sysPs.pkg.libraryNames != null) { 9856 for (int j = 0; j < sysPs.pkg.libraryNames.size(); j++) { 9857 if (name.equals(sysPs.pkg.libraryNames.get(j))) { 9858 allowed = true; 9859 break; 9860 } 9861 } 9862 } 9863 } else { 9864 allowed = true; 9865 } 9866 if (allowed) { 9867 if (!addSharedLibraryLPw(null, pkg.packageName, name, 9868 SharedLibraryInfo.VERSION_UNDEFINED, 9869 SharedLibraryInfo.TYPE_DYNAMIC, 9870 pkg.packageName, pkg.mVersionCode)) { 9871 Slog.w(TAG, "Package " + pkg.packageName + " library " 9872 + name + " already exists; skipping"); 9873 } 9874 } else { 9875 Slog.w(TAG, "Package " + pkg.packageName + " declares lib " 9876 + name + " that is not declared on system image; skipping"); 9877 } 9878 } 9879 9880 if ((scanFlags & SCAN_BOOTING) == 0) { 9881 // If we are not booting, we need to update any applications 9882 // that are clients of our shared library. If we are booting, 9883 // this will all be done once the scan is complete. 9884 clientLibPkgs = updateAllSharedLibrariesLPw(pkg); 9885 } 9886 } 9887 } 9888 } 9889 9890 if ((scanFlags & SCAN_BOOTING) != 0) { 9891 // No apps can run during boot scan, so they don't need to be frozen 9892 } else if ((scanFlags & SCAN_DONT_KILL_APP) != 0) { 9893 // Caller asked to not kill app, so it's probably not frozen 9894 } else if ((scanFlags & SCAN_IGNORE_FROZEN) != 0) { 9895 // Caller asked us to ignore frozen check for some reason; they 9896 // probably didn't know the package name 9897 } else { 9898 // We're doing major surgery on this package, so it better be frozen 9899 // right now to keep it from launching 9900 checkPackageFrozen(pkgName); 9901 } 9902 9903 // Also need to kill any apps that are dependent on the library. 9904 if (clientLibPkgs != null) { 9905 for (int i=0; i<clientLibPkgs.size(); i++) { 9906 PackageParser.Package clientPkg = clientLibPkgs.get(i); 9907 killApplication(clientPkg.applicationInfo.packageName, 9908 clientPkg.applicationInfo.uid, "update lib"); 9909 } 9910 } 9911 9912 // writer 9913 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "updateSettings"); 9914 9915 boolean createIdmapFailed = false; 9916 synchronized (mPackages) { 9917 // We don't expect installation to fail beyond this point 9918 9919 if (pkgSetting.pkg != null) { 9920 // Note that |user| might be null during the initial boot scan. If a codePath 9921 // for an app has changed during a boot scan, it's due to an app update that's 9922 // part of the system partition and marker changes must be applied to all users. 9923 final int userId = ((user != null) ? user : UserHandle.ALL).getIdentifier(); 9924 final int[] userIds = resolveUserIds(userId); 9925 maybeRenameForeignDexMarkers(pkgSetting.pkg, pkg, userIds); 9926 } 9927 9928 // Add the new setting to mSettings 9929 mSettings.insertPackageSettingLPw(pkgSetting, pkg); 9930 // Add the new setting to mPackages 9931 mPackages.put(pkg.applicationInfo.packageName, pkg); 9932 // Make sure we don't accidentally delete its data. 9933 final Iterator<PackageCleanItem> iter = mSettings.mPackagesToBeCleaned.iterator(); 9934 while (iter.hasNext()) { 9935 PackageCleanItem item = iter.next(); 9936 if (pkgName.equals(item.packageName)) { 9937 iter.remove(); 9938 } 9939 } 9940 9941 // Add the package's KeySets to the global KeySetManagerService 9942 KeySetManagerService ksms = mSettings.mKeySetManagerService; 9943 ksms.addScannedPackageLPw(pkg); 9944 9945 int N = pkg.providers.size(); 9946 StringBuilder r = null; 9947 int i; 9948 for (i=0; i<N; i++) { 9949 PackageParser.Provider p = pkg.providers.get(i); 9950 p.info.processName = fixProcessName(pkg.applicationInfo.processName, 9951 p.info.processName); 9952 mProviders.addProvider(p); 9953 p.syncable = p.info.isSyncable; 9954 if (p.info.authority != null) { 9955 String names[] = p.info.authority.split(";"); 9956 p.info.authority = null; 9957 for (int j = 0; j < names.length; j++) { 9958 if (j == 1 && p.syncable) { 9959 // We only want the first authority for a provider to possibly be 9960 // syncable, so if we already added this provider using a different 9961 // authority clear the syncable flag. We copy the provider before 9962 // changing it because the mProviders object contains a reference 9963 // to a provider that we don't want to change. 9964 // Only do this for the second authority since the resulting provider 9965 // object can be the same for all future authorities for this provider. 9966 p = new PackageParser.Provider(p); 9967 p.syncable = false; 9968 } 9969 if (!mProvidersByAuthority.containsKey(names[j])) { 9970 mProvidersByAuthority.put(names[j], p); 9971 if (p.info.authority == null) { 9972 p.info.authority = names[j]; 9973 } else { 9974 p.info.authority = p.info.authority + ";" + names[j]; 9975 } 9976 if (DEBUG_PACKAGE_SCANNING) { 9977 if (chatty) 9978 Log.d(TAG, "Registered content provider: " + names[j] 9979 + ", className = " + p.info.name + ", isSyncable = " 9980 + p.info.isSyncable); 9981 } 9982 } else { 9983 PackageParser.Provider other = mProvidersByAuthority.get(names[j]); 9984 Slog.w(TAG, "Skipping provider name " + names[j] + 9985 " (in package " + pkg.applicationInfo.packageName + 9986 "): name already used by " 9987 + ((other != null && other.getComponentName() != null) 9988 ? other.getComponentName().getPackageName() : "?")); 9989 } 9990 } 9991 } 9992 if (chatty) { 9993 if (r == null) { 9994 r = new StringBuilder(256); 9995 } else { 9996 r.append(' '); 9997 } 9998 r.append(p.info.name); 9999 } 10000 } 10001 if (r != null) { 10002 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Providers: " + r); 10003 } 10004 10005 N = pkg.services.size(); 10006 r = null; 10007 for (i=0; i<N; i++) { 10008 PackageParser.Service s = pkg.services.get(i); 10009 s.info.processName = fixProcessName(pkg.applicationInfo.processName, 10010 s.info.processName); 10011 mServices.addService(s); 10012 if (chatty) { 10013 if (r == null) { 10014 r = new StringBuilder(256); 10015 } else { 10016 r.append(' '); 10017 } 10018 r.append(s.info.name); 10019 } 10020 } 10021 if (r != null) { 10022 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Services: " + r); 10023 } 10024 10025 N = pkg.receivers.size(); 10026 r = null; 10027 for (i=0; i<N; i++) { 10028 PackageParser.Activity a = pkg.receivers.get(i); 10029 a.info.processName = fixProcessName(pkg.applicationInfo.processName, 10030 a.info.processName); 10031 mReceivers.addActivity(a, "receiver"); 10032 if (chatty) { 10033 if (r == null) { 10034 r = new StringBuilder(256); 10035 } else { 10036 r.append(' '); 10037 } 10038 r.append(a.info.name); 10039 } 10040 } 10041 if (r != null) { 10042 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Receivers: " + r); 10043 } 10044 10045 N = pkg.activities.size(); 10046 r = null; 10047 for (i=0; i<N; i++) { 10048 PackageParser.Activity a = pkg.activities.get(i); 10049 a.info.processName = fixProcessName(pkg.applicationInfo.processName, 10050 a.info.processName); 10051 mActivities.addActivity(a, "activity"); 10052 if (chatty) { 10053 if (r == null) { 10054 r = new StringBuilder(256); 10055 } else { 10056 r.append(' '); 10057 } 10058 r.append(a.info.name); 10059 } 10060 } 10061 if (r != null) { 10062 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Activities: " + r); 10063 } 10064 10065 N = pkg.permissionGroups.size(); 10066 r = null; 10067 for (i=0; i<N; i++) { 10068 PackageParser.PermissionGroup pg = pkg.permissionGroups.get(i); 10069 PackageParser.PermissionGroup cur = mPermissionGroups.get(pg.info.name); 10070 final String curPackageName = cur == null ? null : cur.info.packageName; 10071 // Dont allow ephemeral apps to define new permission groups. 10072 if (pkg.applicationInfo.isInstantApp()) { 10073 Slog.w(TAG, "Permission group " + pg.info.name + " from package " 10074 + pg.info.packageName 10075 + " ignored: ephemeral apps cannot define new permission groups."); 10076 continue; 10077 } 10078 final boolean isPackageUpdate = pg.info.packageName.equals(curPackageName); 10079 if (cur == null || isPackageUpdate) { 10080 mPermissionGroups.put(pg.info.name, pg); 10081 if (chatty) { 10082 if (r == null) { 10083 r = new StringBuilder(256); 10084 } else { 10085 r.append(' '); 10086 } 10087 if (isPackageUpdate) { 10088 r.append("UPD:"); 10089 } 10090 r.append(pg.info.name); 10091 } 10092 } else { 10093 Slog.w(TAG, "Permission group " + pg.info.name + " from package " 10094 + pg.info.packageName + " ignored: original from " 10095 + cur.info.packageName); 10096 if (chatty) { 10097 if (r == null) { 10098 r = new StringBuilder(256); 10099 } else { 10100 r.append(' '); 10101 } 10102 r.append("DUP:"); 10103 r.append(pg.info.name); 10104 } 10105 } 10106 } 10107 if (r != null) { 10108 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Permission Groups: " + r); 10109 } 10110 10111 N = pkg.permissions.size(); 10112 r = null; 10113 for (i=0; i<N; i++) { 10114 PackageParser.Permission p = pkg.permissions.get(i); 10115 10116 // Dont allow ephemeral apps to define new permissions. 10117 if (pkg.applicationInfo.isInstantApp()) { 10118 Slog.w(TAG, "Permission " + p.info.name + " from package " 10119 + p.info.packageName 10120 + " ignored: ephemeral apps cannot define new permissions."); 10121 continue; 10122 } 10123 10124 // Assume by default that we did not install this permission into the system. 10125 p.info.flags &= ~PermissionInfo.FLAG_INSTALLED; 10126 10127 // Now that permission groups have a special meaning, we ignore permission 10128 // groups for legacy apps to prevent unexpected behavior. In particular, 10129 // permissions for one app being granted to someone just becase they happen 10130 // to be in a group defined by another app (before this had no implications). 10131 if (pkg.applicationInfo.targetSdkVersion > Build.VERSION_CODES.LOLLIPOP_MR1) { 10132 p.group = mPermissionGroups.get(p.info.group); 10133 // Warn for a permission in an unknown group. 10134 if (p.info.group != null && p.group == null) { 10135 Slog.w(TAG, "Permission " + p.info.name + " from package " 10136 + p.info.packageName + " in an unknown group " + p.info.group); 10137 } 10138 } 10139 10140 ArrayMap<String, BasePermission> permissionMap = 10141 p.tree ? mSettings.mPermissionTrees 10142 : mSettings.mPermissions; 10143 BasePermission bp = permissionMap.get(p.info.name); 10144 10145 // Allow system apps to redefine non-system permissions 10146 if (bp != null && !Objects.equals(bp.sourcePackage, p.info.packageName)) { 10147 final boolean currentOwnerIsSystem = (bp.perm != null 10148 && isSystemApp(bp.perm.owner)); 10149 if (isSystemApp(p.owner)) { 10150 if (bp.type == BasePermission.TYPE_BUILTIN && bp.perm == null) { 10151 // It's a built-in permission and no owner, take ownership now 10152 bp.packageSetting = pkgSetting; 10153 bp.perm = p; 10154 bp.uid = pkg.applicationInfo.uid; 10155 bp.sourcePackage = p.info.packageName; 10156 p.info.flags |= PermissionInfo.FLAG_INSTALLED; 10157 } else if (!currentOwnerIsSystem) { 10158 String msg = "New decl " + p.owner + " of permission " 10159 + p.info.name + " is system; overriding " + bp.sourcePackage; 10160 reportSettingsProblem(Log.WARN, msg); 10161 bp = null; 10162 } 10163 } 10164 } 10165 10166 if (bp == null) { 10167 bp = new BasePermission(p.info.name, p.info.packageName, 10168 BasePermission.TYPE_NORMAL); 10169 permissionMap.put(p.info.name, bp); 10170 } 10171 10172 if (bp.perm == null) { 10173 if (bp.sourcePackage == null 10174 || bp.sourcePackage.equals(p.info.packageName)) { 10175 BasePermission tree = findPermissionTreeLP(p.info.name); 10176 if (tree == null 10177 || tree.sourcePackage.equals(p.info.packageName)) { 10178 bp.packageSetting = pkgSetting; 10179 bp.perm = p; 10180 bp.uid = pkg.applicationInfo.uid; 10181 bp.sourcePackage = p.info.packageName; 10182 p.info.flags |= PermissionInfo.FLAG_INSTALLED; 10183 if (chatty) { 10184 if (r == null) { 10185 r = new StringBuilder(256); 10186 } else { 10187 r.append(' '); 10188 } 10189 r.append(p.info.name); 10190 } 10191 } else { 10192 Slog.w(TAG, "Permission " + p.info.name + " from package " 10193 + p.info.packageName + " ignored: base tree " 10194 + tree.name + " is from package " 10195 + tree.sourcePackage); 10196 } 10197 } else { 10198 Slog.w(TAG, "Permission " + p.info.name + " from package " 10199 + p.info.packageName + " ignored: original from " 10200 + bp.sourcePackage); 10201 } 10202 } else if (chatty) { 10203 if (r == null) { 10204 r = new StringBuilder(256); 10205 } else { 10206 r.append(' '); 10207 } 10208 r.append("DUP:"); 10209 r.append(p.info.name); 10210 } 10211 if (bp.perm == p) { 10212 bp.protectionLevel = p.info.protectionLevel; 10213 } 10214 } 10215 10216 if (r != null) { 10217 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Permissions: " + r); 10218 } 10219 10220 N = pkg.instrumentation.size(); 10221 r = null; 10222 for (i=0; i<N; i++) { 10223 PackageParser.Instrumentation a = pkg.instrumentation.get(i); 10224 a.info.packageName = pkg.applicationInfo.packageName; 10225 a.info.sourceDir = pkg.applicationInfo.sourceDir; 10226 a.info.publicSourceDir = pkg.applicationInfo.publicSourceDir; 10227 a.info.splitNames = pkg.splitNames; 10228 a.info.splitSourceDirs = pkg.applicationInfo.splitSourceDirs; 10229 a.info.splitPublicSourceDirs = pkg.applicationInfo.splitPublicSourceDirs; 10230 a.info.splitDependencies = pkg.applicationInfo.splitDependencies; 10231 a.info.dataDir = pkg.applicationInfo.dataDir; 10232 a.info.deviceProtectedDataDir = pkg.applicationInfo.deviceProtectedDataDir; 10233 a.info.credentialProtectedDataDir = pkg.applicationInfo.credentialProtectedDataDir; 10234 a.info.nativeLibraryDir = pkg.applicationInfo.nativeLibraryDir; 10235 a.info.secondaryNativeLibraryDir = pkg.applicationInfo.secondaryNativeLibraryDir; 10236 mInstrumentation.put(a.getComponentName(), a); 10237 if (chatty) { 10238 if (r == null) { 10239 r = new StringBuilder(256); 10240 } else { 10241 r.append(' '); 10242 } 10243 r.append(a.info.name); 10244 } 10245 } 10246 if (r != null) { 10247 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Instrumentation: " + r); 10248 } 10249 10250 if (pkg.protectedBroadcasts != null) { 10251 N = pkg.protectedBroadcasts.size(); 10252 for (i=0; i<N; i++) { 10253 mProtectedBroadcasts.add(pkg.protectedBroadcasts.get(i)); 10254 } 10255 } 10256 10257 // Create idmap files for pairs of (packages, overlay packages). 10258 // Note: "android", ie framework-res.apk, is handled by native layers. 10259 if (pkg.mOverlayTarget != null) { 10260 // This is an overlay package. 10261 if (pkg.mOverlayTarget != null && !pkg.mOverlayTarget.equals("android")) { 10262 if (!mOverlays.containsKey(pkg.mOverlayTarget)) { 10263 mOverlays.put(pkg.mOverlayTarget, 10264 new ArrayMap<String, PackageParser.Package>()); 10265 } 10266 ArrayMap<String, PackageParser.Package> map = mOverlays.get(pkg.mOverlayTarget); 10267 map.put(pkg.packageName, pkg); 10268 PackageParser.Package orig = mPackages.get(pkg.mOverlayTarget); 10269 if (orig != null && !createIdmapForPackagePairLI(orig, pkg)) { 10270 createIdmapFailed = true; 10271 } 10272 } 10273 } else if (mOverlays.containsKey(pkg.packageName) && 10274 !pkg.packageName.equals("android")) { 10275 // This is a regular package, with one or more known overlay packages. 10276 createIdmapsForPackageLI(pkg); 10277 } 10278 } 10279 10280 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 10281 10282 if (createIdmapFailed) { 10283 throw new PackageManagerException(INSTALL_FAILED_UPDATE_INCOMPATIBLE, 10284 "scanPackageLI failed to createIdmap"); 10285 } 10286 } 10287 10288 private static void maybeRenameForeignDexMarkers(PackageParser.Package existing, 10289 PackageParser.Package update, int[] userIds) { 10290 if (existing.applicationInfo == null || update.applicationInfo == null) { 10291 // This isn't due to an app installation. 10292 return; 10293 } 10294 10295 final File oldCodePath = new File(existing.applicationInfo.getCodePath()); 10296 final File newCodePath = new File(update.applicationInfo.getCodePath()); 10297 10298 // The codePath hasn't changed, so there's nothing for us to do. 10299 if (Objects.equals(oldCodePath, newCodePath)) { 10300 return; 10301 } 10302 10303 File canonicalNewCodePath; 10304 try { 10305 canonicalNewCodePath = new File(PackageManagerServiceUtils.realpath(newCodePath)); 10306 } catch (IOException e) { 10307 Slog.w(TAG, "Failed to get canonical path.", e); 10308 return; 10309 } 10310 10311 // This is a bit of a hack. The oldCodePath doesn't exist at this point (because 10312 // we've already renamed / deleted it) so we cannot call realpath on it. Here we assume 10313 // that the last component of the path (i.e, the name) doesn't need canonicalization 10314 // (i.e, that it isn't ".", ".." or a symbolic link). This is a valid assumption for now 10315 // but may change in the future. Hopefully this function won't exist at that point. 10316 final File canonicalOldCodePath = new File(canonicalNewCodePath.getParentFile(), 10317 oldCodePath.getName()); 10318 10319 // Calculate the prefixes of the markers. These are just the paths with "/" replaced 10320 // with "@". 10321 String oldMarkerPrefix = canonicalOldCodePath.getAbsolutePath().replace('/', '@'); 10322 if (!oldMarkerPrefix.endsWith("@")) { 10323 oldMarkerPrefix += "@"; 10324 } 10325 String newMarkerPrefix = canonicalNewCodePath.getAbsolutePath().replace('/', '@'); 10326 if (!newMarkerPrefix.endsWith("@")) { 10327 newMarkerPrefix += "@"; 10328 } 10329 10330 List<String> updatedPaths = update.getAllCodePathsExcludingResourceOnly(); 10331 List<String> markerSuffixes = new ArrayList<String>(updatedPaths.size()); 10332 for (String updatedPath : updatedPaths) { 10333 String updatedPathName = new File(updatedPath).getName(); 10334 markerSuffixes.add(updatedPathName.replace('/', '@')); 10335 } 10336 10337 for (int userId : userIds) { 10338 File profileDir = Environment.getDataProfilesDeForeignDexDirectory(userId); 10339 10340 for (String markerSuffix : markerSuffixes) { 10341 File oldForeignUseMark = new File(profileDir, oldMarkerPrefix + markerSuffix); 10342 File newForeignUseMark = new File(profileDir, newMarkerPrefix + markerSuffix); 10343 if (oldForeignUseMark.exists()) { 10344 try { 10345 Os.rename(oldForeignUseMark.getAbsolutePath(), 10346 newForeignUseMark.getAbsolutePath()); 10347 } catch (ErrnoException e) { 10348 Slog.w(TAG, "Failed to rename foreign use marker", e); 10349 oldForeignUseMark.delete(); 10350 } 10351 } 10352 } 10353 } 10354 } 10355 10356 /** 10357 * Derive the ABI of a non-system package located at {@code scanFile}. This information 10358 * is derived purely on the basis of the contents of {@code scanFile} and 10359 * {@code cpuAbiOverride}. 10360 * 10361 * If {@code extractLibs} is true, native libraries are extracted from the app if required. 10362 */ 10363 private static void derivePackageAbi(PackageParser.Package pkg, File scanFile, 10364 String cpuAbiOverride, boolean extractLibs, 10365 File appLib32InstallDir) 10366 throws PackageManagerException { 10367 // Give ourselves some initial paths; we'll come back for another 10368 // pass once we've determined ABI below. 10369 setNativeLibraryPaths(pkg, appLib32InstallDir); 10370 10371 // We would never need to extract libs for forward-locked and external packages, 10372 // since the container service will do it for us. We shouldn't attempt to 10373 // extract libs from system app when it was not updated. 10374 if (pkg.isForwardLocked() || pkg.applicationInfo.isExternalAsec() || 10375 (isSystemApp(pkg) && !pkg.isUpdatedSystemApp())) { 10376 extractLibs = false; 10377 } 10378 10379 final String nativeLibraryRootStr = pkg.applicationInfo.nativeLibraryRootDir; 10380 final boolean useIsaSpecificSubdirs = pkg.applicationInfo.nativeLibraryRootRequiresIsa; 10381 10382 NativeLibraryHelper.Handle handle = null; 10383 try { 10384 handle = NativeLibraryHelper.Handle.create(pkg); 10385 // TODO(multiArch): This can be null for apps that didn't go through the 10386 // usual installation process. We can calculate it again, like we 10387 // do during install time. 10388 // 10389 // TODO(multiArch): Why do we need to rescan ASEC apps again ? It seems totally 10390 // unnecessary. 10391 final File nativeLibraryRoot = new File(nativeLibraryRootStr); 10392 10393 // Null out the abis so that they can be recalculated. 10394 pkg.applicationInfo.primaryCpuAbi = null; 10395 pkg.applicationInfo.secondaryCpuAbi = null; 10396 if (isMultiArch(pkg.applicationInfo)) { 10397 // Warn if we've set an abiOverride for multi-lib packages.. 10398 // By definition, we need to copy both 32 and 64 bit libraries for 10399 // such packages. 10400 if (pkg.cpuAbiOverride != null 10401 && !NativeLibraryHelper.CLEAR_ABI_OVERRIDE.equals(pkg.cpuAbiOverride)) { 10402 Slog.w(TAG, "Ignoring abiOverride for multi arch application."); 10403 } 10404 10405 int abi32 = PackageManager.NO_NATIVE_LIBRARIES; 10406 int abi64 = PackageManager.NO_NATIVE_LIBRARIES; 10407 if (Build.SUPPORTED_32_BIT_ABIS.length > 0) { 10408 if (extractLibs) { 10409 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "copyNativeBinaries"); 10410 abi32 = NativeLibraryHelper.copyNativeBinariesForSupportedAbi(handle, 10411 nativeLibraryRoot, Build.SUPPORTED_32_BIT_ABIS, 10412 useIsaSpecificSubdirs); 10413 } else { 10414 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "findSupportedAbi"); 10415 abi32 = NativeLibraryHelper.findSupportedAbi(handle, Build.SUPPORTED_32_BIT_ABIS); 10416 } 10417 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 10418 } 10419 10420 maybeThrowExceptionForMultiArchCopy( 10421 "Error unpackaging 32 bit native libs for multiarch app.", abi32); 10422 10423 if (Build.SUPPORTED_64_BIT_ABIS.length > 0) { 10424 if (extractLibs) { 10425 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "copyNativeBinaries"); 10426 abi64 = NativeLibraryHelper.copyNativeBinariesForSupportedAbi(handle, 10427 nativeLibraryRoot, Build.SUPPORTED_64_BIT_ABIS, 10428 useIsaSpecificSubdirs); 10429 } else { 10430 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "findSupportedAbi"); 10431 abi64 = NativeLibraryHelper.findSupportedAbi(handle, Build.SUPPORTED_64_BIT_ABIS); 10432 } 10433 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 10434 } 10435 10436 maybeThrowExceptionForMultiArchCopy( 10437 "Error unpackaging 64 bit native libs for multiarch app.", abi64); 10438 10439 if (abi64 >= 0) { 10440 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[abi64]; 10441 } 10442 10443 if (abi32 >= 0) { 10444 final String abi = Build.SUPPORTED_32_BIT_ABIS[abi32]; 10445 if (abi64 >= 0) { 10446 if (pkg.use32bitAbi) { 10447 pkg.applicationInfo.secondaryCpuAbi = pkg.applicationInfo.primaryCpuAbi; 10448 pkg.applicationInfo.primaryCpuAbi = abi; 10449 } else { 10450 pkg.applicationInfo.secondaryCpuAbi = abi; 10451 } 10452 } else { 10453 pkg.applicationInfo.primaryCpuAbi = abi; 10454 } 10455 } 10456 10457 } else { 10458 String[] abiList = (cpuAbiOverride != null) ? 10459 new String[] { cpuAbiOverride } : Build.SUPPORTED_ABIS; 10460 10461 // Enable gross and lame hacks for apps that are built with old 10462 // SDK tools. We must scan their APKs for renderscript bitcode and 10463 // not launch them if it's present. Don't bother checking on devices 10464 // that don't have 64 bit support. 10465 boolean needsRenderScriptOverride = false; 10466 if (Build.SUPPORTED_64_BIT_ABIS.length > 0 && cpuAbiOverride == null && 10467 NativeLibraryHelper.hasRenderscriptBitcode(handle)) { 10468 abiList = Build.SUPPORTED_32_BIT_ABIS; 10469 needsRenderScriptOverride = true; 10470 } 10471 10472 final int copyRet; 10473 if (extractLibs) { 10474 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "copyNativeBinaries"); 10475 copyRet = NativeLibraryHelper.copyNativeBinariesForSupportedAbi(handle, 10476 nativeLibraryRoot, abiList, useIsaSpecificSubdirs); 10477 } else { 10478 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "findSupportedAbi"); 10479 copyRet = NativeLibraryHelper.findSupportedAbi(handle, abiList); 10480 } 10481 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 10482 10483 if (copyRet < 0 && copyRet != PackageManager.NO_NATIVE_LIBRARIES) { 10484 throw new PackageManagerException(INSTALL_FAILED_INTERNAL_ERROR, 10485 "Error unpackaging native libs for app, errorCode=" + copyRet); 10486 } 10487 10488 if (copyRet >= 0) { 10489 pkg.applicationInfo.primaryCpuAbi = abiList[copyRet]; 10490 } else if (copyRet == PackageManager.NO_NATIVE_LIBRARIES && cpuAbiOverride != null) { 10491 pkg.applicationInfo.primaryCpuAbi = cpuAbiOverride; 10492 } else if (needsRenderScriptOverride) { 10493 pkg.applicationInfo.primaryCpuAbi = abiList[0]; 10494 } 10495 } 10496 } catch (IOException ioe) { 10497 Slog.e(TAG, "Unable to get canonical file " + ioe.toString()); 10498 } finally { 10499 IoUtils.closeQuietly(handle); 10500 } 10501 10502 // Now that we've calculated the ABIs and determined if it's an internal app, 10503 // we will go ahead and populate the nativeLibraryPath. 10504 setNativeLibraryPaths(pkg, appLib32InstallDir); 10505 } 10506 10507 /** 10508 * Adjusts ABIs for a set of packages belonging to a shared user so that they all match. 10509 * i.e, so that all packages can be run inside a single process if required. 10510 * 10511 * Optionally, callers can pass in a parsed package via {@code newPackage} in which case 10512 * this function will either try and make the ABI for all packages in {@code packagesForUser} 10513 * match {@code scannedPackage} or will update the ABI of {@code scannedPackage} to match 10514 * the ABI selected for {@code packagesForUser}. This variant is used when installing or 10515 * updating a package that belongs to a shared user. 10516 * 10517 * NOTE: We currently only match for the primary CPU abi string. Matching the secondary 10518 * adds unnecessary complexity. 10519 */ 10520 private void adjustCpuAbisForSharedUserLPw(Set<PackageSetting> packagesForUser, 10521 PackageParser.Package scannedPackage) { 10522 String requiredInstructionSet = null; 10523 if (scannedPackage != null && scannedPackage.applicationInfo.primaryCpuAbi != null) { 10524 requiredInstructionSet = VMRuntime.getInstructionSet( 10525 scannedPackage.applicationInfo.primaryCpuAbi); 10526 } 10527 10528 PackageSetting requirer = null; 10529 for (PackageSetting ps : packagesForUser) { 10530 // If packagesForUser contains scannedPackage, we skip it. This will happen 10531 // when scannedPackage is an update of an existing package. Without this check, 10532 // we will never be able to change the ABI of any package belonging to a shared 10533 // user, even if it's compatible with other packages. 10534 if (scannedPackage == null || !scannedPackage.packageName.equals(ps.name)) { 10535 if (ps.primaryCpuAbiString == null) { 10536 continue; 10537 } 10538 10539 final String instructionSet = VMRuntime.getInstructionSet(ps.primaryCpuAbiString); 10540 if (requiredInstructionSet != null && !instructionSet.equals(requiredInstructionSet)) { 10541 // We have a mismatch between instruction sets (say arm vs arm64) warn about 10542 // this but there's not much we can do. 10543 String errorMessage = "Instruction set mismatch, " 10544 + ((requirer == null) ? "[caller]" : requirer) 10545 + " requires " + requiredInstructionSet + " whereas " + ps 10546 + " requires " + instructionSet; 10547 Slog.w(TAG, errorMessage); 10548 } 10549 10550 if (requiredInstructionSet == null) { 10551 requiredInstructionSet = instructionSet; 10552 requirer = ps; 10553 } 10554 } 10555 } 10556 10557 if (requiredInstructionSet != null) { 10558 String adjustedAbi; 10559 if (requirer != null) { 10560 // requirer != null implies that either scannedPackage was null or that scannedPackage 10561 // did not require an ABI, in which case we have to adjust scannedPackage to match 10562 // the ABI of the set (which is the same as requirer's ABI) 10563 adjustedAbi = requirer.primaryCpuAbiString; 10564 if (scannedPackage != null) { 10565 scannedPackage.applicationInfo.primaryCpuAbi = adjustedAbi; 10566 } 10567 } else { 10568 // requirer == null implies that we're updating all ABIs in the set to 10569 // match scannedPackage. 10570 adjustedAbi = scannedPackage.applicationInfo.primaryCpuAbi; 10571 } 10572 10573 for (PackageSetting ps : packagesForUser) { 10574 if (scannedPackage == null || !scannedPackage.packageName.equals(ps.name)) { 10575 if (ps.primaryCpuAbiString != null) { 10576 continue; 10577 } 10578 10579 ps.primaryCpuAbiString = adjustedAbi; 10580 if (ps.pkg != null && ps.pkg.applicationInfo != null && 10581 !TextUtils.equals(adjustedAbi, ps.pkg.applicationInfo.primaryCpuAbi)) { 10582 ps.pkg.applicationInfo.primaryCpuAbi = adjustedAbi; 10583 Slog.i(TAG, "Adjusting ABI for " + ps.name + " to " + adjustedAbi 10584 + " (requirer=" 10585 + (requirer == null ? "null" : requirer.pkg.packageName) 10586 + ", scannedPackage=" 10587 + (scannedPackage != null ? scannedPackage.packageName : "null") 10588 + ")"); 10589 try { 10590 mInstaller.rmdex(ps.codePathString, 10591 getDexCodeInstructionSet(getPreferredInstructionSet())); 10592 } catch (InstallerException ignored) { 10593 } 10594 } 10595 } 10596 } 10597 } 10598 } 10599 10600 private void setUpCustomResolverActivity(PackageParser.Package pkg) { 10601 synchronized (mPackages) { 10602 mResolverReplaced = true; 10603 // Set up information for custom user intent resolution activity. 10604 mResolveActivity.applicationInfo = pkg.applicationInfo; 10605 mResolveActivity.name = mCustomResolverComponentName.getClassName(); 10606 mResolveActivity.packageName = pkg.applicationInfo.packageName; 10607 mResolveActivity.processName = pkg.applicationInfo.packageName; 10608 mResolveActivity.launchMode = ActivityInfo.LAUNCH_MULTIPLE; 10609 mResolveActivity.flags = ActivityInfo.FLAG_EXCLUDE_FROM_RECENTS | 10610 ActivityInfo.FLAG_FINISH_ON_CLOSE_SYSTEM_DIALOGS; 10611 mResolveActivity.theme = 0; 10612 mResolveActivity.exported = true; 10613 mResolveActivity.enabled = true; 10614 mResolveInfo.activityInfo = mResolveActivity; 10615 mResolveInfo.priority = 0; 10616 mResolveInfo.preferredOrder = 0; 10617 mResolveInfo.match = 0; 10618 mResolveComponentName = mCustomResolverComponentName; 10619 Slog.i(TAG, "Replacing default ResolverActivity with custom activity: " + 10620 mResolveComponentName); 10621 } 10622 } 10623 10624 private void setUpEphemeralInstallerActivityLP(ComponentName installerComponent) { 10625 if (installerComponent == null) { 10626 if (DEBUG_EPHEMERAL) { 10627 Slog.d(TAG, "Clear ephemeral installer activity"); 10628 } 10629 mEphemeralInstallerActivity.applicationInfo = null; 10630 return; 10631 } 10632 10633 if (DEBUG_EPHEMERAL) { 10634 Slog.d(TAG, "Set ephemeral installer activity: " + installerComponent); 10635 } 10636 final PackageParser.Package pkg = mPackages.get(installerComponent.getPackageName()); 10637 // Set up information for ephemeral installer activity 10638 mEphemeralInstallerActivity.applicationInfo = pkg.applicationInfo; 10639 mEphemeralInstallerActivity.name = installerComponent.getClassName(); 10640 mEphemeralInstallerActivity.packageName = pkg.applicationInfo.packageName; 10641 mEphemeralInstallerActivity.processName = pkg.applicationInfo.packageName; 10642 mEphemeralInstallerActivity.launchMode = ActivityInfo.LAUNCH_MULTIPLE; 10643 mEphemeralInstallerActivity.flags = ActivityInfo.FLAG_EXCLUDE_FROM_RECENTS 10644 | ActivityInfo.FLAG_FINISH_ON_CLOSE_SYSTEM_DIALOGS; 10645 mEphemeralInstallerActivity.theme = 0; 10646 mEphemeralInstallerActivity.exported = true; 10647 mEphemeralInstallerActivity.enabled = true; 10648 mEphemeralInstallerInfo.activityInfo = mEphemeralInstallerActivity; 10649 mEphemeralInstallerInfo.priority = 0; 10650 mEphemeralInstallerInfo.preferredOrder = 1; 10651 mEphemeralInstallerInfo.isDefault = true; 10652 mEphemeralInstallerInfo.match = IntentFilter.MATCH_CATEGORY_SCHEME_SPECIFIC_PART 10653 | IntentFilter.MATCH_ADJUSTMENT_NORMAL; 10654 } 10655 10656 private static String calculateBundledApkRoot(final String codePathString) { 10657 final File codePath = new File(codePathString); 10658 final File codeRoot; 10659 if (FileUtils.contains(Environment.getRootDirectory(), codePath)) { 10660 codeRoot = Environment.getRootDirectory(); 10661 } else if (FileUtils.contains(Environment.getOemDirectory(), codePath)) { 10662 codeRoot = Environment.getOemDirectory(); 10663 } else if (FileUtils.contains(Environment.getVendorDirectory(), codePath)) { 10664 codeRoot = Environment.getVendorDirectory(); 10665 } else { 10666 // Unrecognized code path; take its top real segment as the apk root: 10667 // e.g. /something/app/blah.apk => /something 10668 try { 10669 File f = codePath.getCanonicalFile(); 10670 File parent = f.getParentFile(); // non-null because codePath is a file 10671 File tmp; 10672 while ((tmp = parent.getParentFile()) != null) { 10673 f = parent; 10674 parent = tmp; 10675 } 10676 codeRoot = f; 10677 Slog.w(TAG, "Unrecognized code path " 10678 + codePath + " - using " + codeRoot); 10679 } catch (IOException e) { 10680 // Can't canonicalize the code path -- shenanigans? 10681 Slog.w(TAG, "Can't canonicalize code path " + codePath); 10682 return Environment.getRootDirectory().getPath(); 10683 } 10684 } 10685 return codeRoot.getPath(); 10686 } 10687 10688 /** 10689 * Derive and set the location of native libraries for the given package, 10690 * which varies depending on where and how the package was installed. 10691 */ 10692 private static void setNativeLibraryPaths(PackageParser.Package pkg, File appLib32InstallDir) { 10693 final ApplicationInfo info = pkg.applicationInfo; 10694 final String codePath = pkg.codePath; 10695 final File codeFile = new File(codePath); 10696 final boolean bundledApp = info.isSystemApp() && !info.isUpdatedSystemApp(); 10697 final boolean asecApp = info.isForwardLocked() || info.isExternalAsec(); 10698 10699 info.nativeLibraryRootDir = null; 10700 info.nativeLibraryRootRequiresIsa = false; 10701 info.nativeLibraryDir = null; 10702 info.secondaryNativeLibraryDir = null; 10703 10704 if (isApkFile(codeFile)) { 10705 // Monolithic install 10706 if (bundledApp) { 10707 // If "/system/lib64/apkname" exists, assume that is the per-package 10708 // native library directory to use; otherwise use "/system/lib/apkname". 10709 final String apkRoot = calculateBundledApkRoot(info.sourceDir); 10710 final boolean is64Bit = VMRuntime.is64BitInstructionSet( 10711 getPrimaryInstructionSet(info)); 10712 10713 // This is a bundled system app so choose the path based on the ABI. 10714 // if it's a 64 bit abi, use lib64 otherwise use lib32. Note that this 10715 // is just the default path. 10716 final String apkName = deriveCodePathName(codePath); 10717 final String libDir = is64Bit ? LIB64_DIR_NAME : LIB_DIR_NAME; 10718 info.nativeLibraryRootDir = Environment.buildPath(new File(apkRoot), libDir, 10719 apkName).getAbsolutePath(); 10720 10721 if (info.secondaryCpuAbi != null) { 10722 final String secondaryLibDir = is64Bit ? LIB_DIR_NAME : LIB64_DIR_NAME; 10723 info.secondaryNativeLibraryDir = Environment.buildPath(new File(apkRoot), 10724 secondaryLibDir, apkName).getAbsolutePath(); 10725 } 10726 } else if (asecApp) { 10727 info.nativeLibraryRootDir = new File(codeFile.getParentFile(), LIB_DIR_NAME) 10728 .getAbsolutePath(); 10729 } else { 10730 final String apkName = deriveCodePathName(codePath); 10731 info.nativeLibraryRootDir = new File(appLib32InstallDir, apkName) 10732 .getAbsolutePath(); 10733 } 10734 10735 info.nativeLibraryRootRequiresIsa = false; 10736 info.nativeLibraryDir = info.nativeLibraryRootDir; 10737 } else { 10738 // Cluster install 10739 info.nativeLibraryRootDir = new File(codeFile, LIB_DIR_NAME).getAbsolutePath(); 10740 info.nativeLibraryRootRequiresIsa = true; 10741 10742 info.nativeLibraryDir = new File(info.nativeLibraryRootDir, 10743 getPrimaryInstructionSet(info)).getAbsolutePath(); 10744 10745 if (info.secondaryCpuAbi != null) { 10746 info.secondaryNativeLibraryDir = new File(info.nativeLibraryRootDir, 10747 VMRuntime.getInstructionSet(info.secondaryCpuAbi)).getAbsolutePath(); 10748 } 10749 } 10750 } 10751 10752 /** 10753 * Calculate the abis and roots for a bundled app. These can uniquely 10754 * be determined from the contents of the system partition, i.e whether 10755 * it contains 64 or 32 bit shared libraries etc. We do not validate any 10756 * of this information, and instead assume that the system was built 10757 * sensibly. 10758 */ 10759 private static void setBundledAppAbisAndRoots(PackageParser.Package pkg, 10760 PackageSetting pkgSetting) { 10761 final String apkName = deriveCodePathName(pkg.applicationInfo.getCodePath()); 10762 10763 // If "/system/lib64/apkname" exists, assume that is the per-package 10764 // native library directory to use; otherwise use "/system/lib/apkname". 10765 final String apkRoot = calculateBundledApkRoot(pkg.applicationInfo.sourceDir); 10766 setBundledAppAbi(pkg, apkRoot, apkName); 10767 // pkgSetting might be null during rescan following uninstall of updates 10768 // to a bundled app, so accommodate that possibility. The settings in 10769 // that case will be established later from the parsed package. 10770 // 10771 // If the settings aren't null, sync them up with what we've just derived. 10772 // note that apkRoot isn't stored in the package settings. 10773 if (pkgSetting != null) { 10774 pkgSetting.primaryCpuAbiString = pkg.applicationInfo.primaryCpuAbi; 10775 pkgSetting.secondaryCpuAbiString = pkg.applicationInfo.secondaryCpuAbi; 10776 } 10777 } 10778 10779 /** 10780 * Deduces the ABI of a bundled app and sets the relevant fields on the 10781 * parsed pkg object. 10782 * 10783 * @param apkRoot the root of the installed apk, something like {@code /system} or {@code /oem} 10784 * under which system libraries are installed. 10785 * @param apkName the name of the installed package. 10786 */ 10787 private static void setBundledAppAbi(PackageParser.Package pkg, String apkRoot, String apkName) { 10788 final File codeFile = new File(pkg.codePath); 10789 10790 final boolean has64BitLibs; 10791 final boolean has32BitLibs; 10792 if (isApkFile(codeFile)) { 10793 // Monolithic install 10794 has64BitLibs = (new File(apkRoot, new File(LIB64_DIR_NAME, apkName).getPath())).exists(); 10795 has32BitLibs = (new File(apkRoot, new File(LIB_DIR_NAME, apkName).getPath())).exists(); 10796 } else { 10797 // Cluster install 10798 final File rootDir = new File(codeFile, LIB_DIR_NAME); 10799 if (!ArrayUtils.isEmpty(Build.SUPPORTED_64_BIT_ABIS) 10800 && !TextUtils.isEmpty(Build.SUPPORTED_64_BIT_ABIS[0])) { 10801 final String isa = VMRuntime.getInstructionSet(Build.SUPPORTED_64_BIT_ABIS[0]); 10802 has64BitLibs = (new File(rootDir, isa)).exists(); 10803 } else { 10804 has64BitLibs = false; 10805 } 10806 if (!ArrayUtils.isEmpty(Build.SUPPORTED_32_BIT_ABIS) 10807 && !TextUtils.isEmpty(Build.SUPPORTED_32_BIT_ABIS[0])) { 10808 final String isa = VMRuntime.getInstructionSet(Build.SUPPORTED_32_BIT_ABIS[0]); 10809 has32BitLibs = (new File(rootDir, isa)).exists(); 10810 } else { 10811 has32BitLibs = false; 10812 } 10813 } 10814 10815 if (has64BitLibs && !has32BitLibs) { 10816 // The package has 64 bit libs, but not 32 bit libs. Its primary 10817 // ABI should be 64 bit. We can safely assume here that the bundled 10818 // native libraries correspond to the most preferred ABI in the list. 10819 10820 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[0]; 10821 pkg.applicationInfo.secondaryCpuAbi = null; 10822 } else if (has32BitLibs && !has64BitLibs) { 10823 // The package has 32 bit libs but not 64 bit libs. Its primary 10824 // ABI should be 32 bit. 10825 10826 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_32_BIT_ABIS[0]; 10827 pkg.applicationInfo.secondaryCpuAbi = null; 10828 } else if (has32BitLibs && has64BitLibs) { 10829 // The application has both 64 and 32 bit bundled libraries. We check 10830 // here that the app declares multiArch support, and warn if it doesn't. 10831 // 10832 // We will be lenient here and record both ABIs. The primary will be the 10833 // ABI that's higher on the list, i.e, a device that's configured to prefer 10834 // 64 bit apps will see a 64 bit primary ABI, 10835 10836 if ((pkg.applicationInfo.flags & ApplicationInfo.FLAG_MULTIARCH) == 0) { 10837 Slog.e(TAG, "Package " + pkg + " has multiple bundled libs, but is not multiarch."); 10838 } 10839 10840 if (VMRuntime.is64BitInstructionSet(getPreferredInstructionSet())) { 10841 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[0]; 10842 pkg.applicationInfo.secondaryCpuAbi = Build.SUPPORTED_32_BIT_ABIS[0]; 10843 } else { 10844 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_32_BIT_ABIS[0]; 10845 pkg.applicationInfo.secondaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[0]; 10846 } 10847 } else { 10848 pkg.applicationInfo.primaryCpuAbi = null; 10849 pkg.applicationInfo.secondaryCpuAbi = null; 10850 } 10851 } 10852 10853 private void killApplication(String pkgName, int appId, String reason) { 10854 killApplication(pkgName, appId, UserHandle.USER_ALL, reason); 10855 } 10856 10857 private void killApplication(String pkgName, int appId, int userId, String reason) { 10858 // Request the ActivityManager to kill the process(only for existing packages) 10859 // so that we do not end up in a confused state while the user is still using the older 10860 // version of the application while the new one gets installed. 10861 final long token = Binder.clearCallingIdentity(); 10862 try { 10863 IActivityManager am = ActivityManager.getService(); 10864 if (am != null) { 10865 try { 10866 am.killApplication(pkgName, appId, userId, reason); 10867 } catch (RemoteException e) { 10868 } 10869 } 10870 } finally { 10871 Binder.restoreCallingIdentity(token); 10872 } 10873 } 10874 10875 private void removePackageLI(PackageParser.Package pkg, boolean chatty) { 10876 // Remove the parent package setting 10877 PackageSetting ps = (PackageSetting) pkg.mExtras; 10878 if (ps != null) { 10879 removePackageLI(ps, chatty); 10880 } 10881 // Remove the child package setting 10882 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 10883 for (int i = 0; i < childCount; i++) { 10884 PackageParser.Package childPkg = pkg.childPackages.get(i); 10885 ps = (PackageSetting) childPkg.mExtras; 10886 if (ps != null) { 10887 removePackageLI(ps, chatty); 10888 } 10889 } 10890 } 10891 10892 void removePackageLI(PackageSetting ps, boolean chatty) { 10893 if (DEBUG_INSTALL) { 10894 if (chatty) 10895 Log.d(TAG, "Removing package " + ps.name); 10896 } 10897 10898 // writer 10899 synchronized (mPackages) { 10900 mPackages.remove(ps.name); 10901 final PackageParser.Package pkg = ps.pkg; 10902 if (pkg != null) { 10903 cleanPackageDataStructuresLILPw(pkg, chatty); 10904 } 10905 } 10906 } 10907 10908 void removeInstalledPackageLI(PackageParser.Package pkg, boolean chatty) { 10909 if (DEBUG_INSTALL) { 10910 if (chatty) 10911 Log.d(TAG, "Removing package " + pkg.applicationInfo.packageName); 10912 } 10913 10914 // writer 10915 synchronized (mPackages) { 10916 // Remove the parent package 10917 mPackages.remove(pkg.applicationInfo.packageName); 10918 cleanPackageDataStructuresLILPw(pkg, chatty); 10919 10920 // Remove the child packages 10921 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 10922 for (int i = 0; i < childCount; i++) { 10923 PackageParser.Package childPkg = pkg.childPackages.get(i); 10924 mPackages.remove(childPkg.applicationInfo.packageName); 10925 cleanPackageDataStructuresLILPw(childPkg, chatty); 10926 } 10927 } 10928 } 10929 10930 void cleanPackageDataStructuresLILPw(PackageParser.Package pkg, boolean chatty) { 10931 int N = pkg.providers.size(); 10932 StringBuilder r = null; 10933 int i; 10934 for (i=0; i<N; i++) { 10935 PackageParser.Provider p = pkg.providers.get(i); 10936 mProviders.removeProvider(p); 10937 if (p.info.authority == null) { 10938 10939 /* There was another ContentProvider with this authority when 10940 * this app was installed so this authority is null, 10941 * Ignore it as we don't have to unregister the provider. 10942 */ 10943 continue; 10944 } 10945 String names[] = p.info.authority.split(";"); 10946 for (int j = 0; j < names.length; j++) { 10947 if (mProvidersByAuthority.get(names[j]) == p) { 10948 mProvidersByAuthority.remove(names[j]); 10949 if (DEBUG_REMOVE) { 10950 if (chatty) 10951 Log.d(TAG, "Unregistered content provider: " + names[j] 10952 + ", className = " + p.info.name + ", isSyncable = " 10953 + p.info.isSyncable); 10954 } 10955 } 10956 } 10957 if (DEBUG_REMOVE && chatty) { 10958 if (r == null) { 10959 r = new StringBuilder(256); 10960 } else { 10961 r.append(' '); 10962 } 10963 r.append(p.info.name); 10964 } 10965 } 10966 if (r != null) { 10967 if (DEBUG_REMOVE) Log.d(TAG, " Providers: " + r); 10968 } 10969 10970 N = pkg.services.size(); 10971 r = null; 10972 for (i=0; i<N; i++) { 10973 PackageParser.Service s = pkg.services.get(i); 10974 mServices.removeService(s); 10975 if (chatty) { 10976 if (r == null) { 10977 r = new StringBuilder(256); 10978 } else { 10979 r.append(' '); 10980 } 10981 r.append(s.info.name); 10982 } 10983 } 10984 if (r != null) { 10985 if (DEBUG_REMOVE) Log.d(TAG, " Services: " + r); 10986 } 10987 10988 N = pkg.receivers.size(); 10989 r = null; 10990 for (i=0; i<N; i++) { 10991 PackageParser.Activity a = pkg.receivers.get(i); 10992 mReceivers.removeActivity(a, "receiver"); 10993 if (DEBUG_REMOVE && chatty) { 10994 if (r == null) { 10995 r = new StringBuilder(256); 10996 } else { 10997 r.append(' '); 10998 } 10999 r.append(a.info.name); 11000 } 11001 } 11002 if (r != null) { 11003 if (DEBUG_REMOVE) Log.d(TAG, " Receivers: " + r); 11004 } 11005 11006 N = pkg.activities.size(); 11007 r = null; 11008 for (i=0; i<N; i++) { 11009 PackageParser.Activity a = pkg.activities.get(i); 11010 mActivities.removeActivity(a, "activity"); 11011 if (DEBUG_REMOVE && chatty) { 11012 if (r == null) { 11013 r = new StringBuilder(256); 11014 } else { 11015 r.append(' '); 11016 } 11017 r.append(a.info.name); 11018 } 11019 } 11020 if (r != null) { 11021 if (DEBUG_REMOVE) Log.d(TAG, " Activities: " + r); 11022 } 11023 11024 N = pkg.permissions.size(); 11025 r = null; 11026 for (i=0; i<N; i++) { 11027 PackageParser.Permission p = pkg.permissions.get(i); 11028 BasePermission bp = mSettings.mPermissions.get(p.info.name); 11029 if (bp == null) { 11030 bp = mSettings.mPermissionTrees.get(p.info.name); 11031 } 11032 if (bp != null && bp.perm == p) { 11033 bp.perm = null; 11034 if (DEBUG_REMOVE && chatty) { 11035 if (r == null) { 11036 r = new StringBuilder(256); 11037 } else { 11038 r.append(' '); 11039 } 11040 r.append(p.info.name); 11041 } 11042 } 11043 if ((p.info.protectionLevel&PermissionInfo.PROTECTION_FLAG_APPOP) != 0) { 11044 ArraySet<String> appOpPkgs = mAppOpPermissionPackages.get(p.info.name); 11045 if (appOpPkgs != null) { 11046 appOpPkgs.remove(pkg.packageName); 11047 } 11048 } 11049 } 11050 if (r != null) { 11051 if (DEBUG_REMOVE) Log.d(TAG, " Permissions: " + r); 11052 } 11053 11054 N = pkg.requestedPermissions.size(); 11055 r = null; 11056 for (i=0; i<N; i++) { 11057 String perm = pkg.requestedPermissions.get(i); 11058 BasePermission bp = mSettings.mPermissions.get(perm); 11059 if (bp != null && (bp.protectionLevel&PermissionInfo.PROTECTION_FLAG_APPOP) != 0) { 11060 ArraySet<String> appOpPkgs = mAppOpPermissionPackages.get(perm); 11061 if (appOpPkgs != null) { 11062 appOpPkgs.remove(pkg.packageName); 11063 if (appOpPkgs.isEmpty()) { 11064 mAppOpPermissionPackages.remove(perm); 11065 } 11066 } 11067 } 11068 } 11069 if (r != null) { 11070 if (DEBUG_REMOVE) Log.d(TAG, " Permissions: " + r); 11071 } 11072 11073 N = pkg.instrumentation.size(); 11074 r = null; 11075 for (i=0; i<N; i++) { 11076 PackageParser.Instrumentation a = pkg.instrumentation.get(i); 11077 mInstrumentation.remove(a.getComponentName()); 11078 if (DEBUG_REMOVE && chatty) { 11079 if (r == null) { 11080 r = new StringBuilder(256); 11081 } else { 11082 r.append(' '); 11083 } 11084 r.append(a.info.name); 11085 } 11086 } 11087 if (r != null) { 11088 if (DEBUG_REMOVE) Log.d(TAG, " Instrumentation: " + r); 11089 } 11090 11091 r = null; 11092 if ((pkg.applicationInfo.flags&ApplicationInfo.FLAG_SYSTEM) != 0) { 11093 // Only system apps can hold shared libraries. 11094 if (pkg.libraryNames != null) { 11095 for (i = 0; i < pkg.libraryNames.size(); i++) { 11096 String name = pkg.libraryNames.get(i); 11097 if (removeSharedLibraryLPw(name, 0)) { 11098 if (DEBUG_REMOVE && chatty) { 11099 if (r == null) { 11100 r = new StringBuilder(256); 11101 } else { 11102 r.append(' '); 11103 } 11104 r.append(name); 11105 } 11106 } 11107 } 11108 } 11109 } 11110 11111 r = null; 11112 11113 // Any package can hold static shared libraries. 11114 if (pkg.staticSharedLibName != null) { 11115 if (removeSharedLibraryLPw(pkg.staticSharedLibName, pkg.staticSharedLibVersion)) { 11116 if (DEBUG_REMOVE && chatty) { 11117 if (r == null) { 11118 r = new StringBuilder(256); 11119 } else { 11120 r.append(' '); 11121 } 11122 r.append(pkg.staticSharedLibName); 11123 } 11124 } 11125 } 11126 11127 if (r != null) { 11128 if (DEBUG_REMOVE) Log.d(TAG, " Libraries: " + r); 11129 } 11130 } 11131 11132 private static boolean hasPermission(PackageParser.Package pkgInfo, String perm) { 11133 for (int i=pkgInfo.permissions.size()-1; i>=0; i--) { 11134 if (pkgInfo.permissions.get(i).info.name.equals(perm)) { 11135 return true; 11136 } 11137 } 11138 return false; 11139 } 11140 11141 static final int UPDATE_PERMISSIONS_ALL = 1<<0; 11142 static final int UPDATE_PERMISSIONS_REPLACE_PKG = 1<<1; 11143 static final int UPDATE_PERMISSIONS_REPLACE_ALL = 1<<2; 11144 11145 private void updatePermissionsLPw(PackageParser.Package pkg, int flags) { 11146 // Update the parent permissions 11147 updatePermissionsLPw(pkg.packageName, pkg, flags); 11148 // Update the child permissions 11149 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 11150 for (int i = 0; i < childCount; i++) { 11151 PackageParser.Package childPkg = pkg.childPackages.get(i); 11152 updatePermissionsLPw(childPkg.packageName, childPkg, flags); 11153 } 11154 } 11155 11156 private void updatePermissionsLPw(String changingPkg, PackageParser.Package pkgInfo, 11157 int flags) { 11158 final String volumeUuid = (pkgInfo != null) ? getVolumeUuidForPackage(pkgInfo) : null; 11159 updatePermissionsLPw(changingPkg, pkgInfo, volumeUuid, flags); 11160 } 11161 11162 private void updatePermissionsLPw(String changingPkg, 11163 PackageParser.Package pkgInfo, String replaceVolumeUuid, int flags) { 11164 // Make sure there are no dangling permission trees. 11165 Iterator<BasePermission> it = mSettings.mPermissionTrees.values().iterator(); 11166 while (it.hasNext()) { 11167 final BasePermission bp = it.next(); 11168 if (bp.packageSetting == null) { 11169 // We may not yet have parsed the package, so just see if 11170 // we still know about its settings. 11171 bp.packageSetting = mSettings.mPackages.get(bp.sourcePackage); 11172 } 11173 if (bp.packageSetting == null) { 11174 Slog.w(TAG, "Removing dangling permission tree: " + bp.name 11175 + " from package " + bp.sourcePackage); 11176 it.remove(); 11177 } else if (changingPkg != null && changingPkg.equals(bp.sourcePackage)) { 11178 if (pkgInfo == null || !hasPermission(pkgInfo, bp.name)) { 11179 Slog.i(TAG, "Removing old permission tree: " + bp.name 11180 + " from package " + bp.sourcePackage); 11181 flags |= UPDATE_PERMISSIONS_ALL; 11182 it.remove(); 11183 } 11184 } 11185 } 11186 11187 // Make sure all dynamic permissions have been assigned to a package, 11188 // and make sure there are no dangling permissions. 11189 it = mSettings.mPermissions.values().iterator(); 11190 while (it.hasNext()) { 11191 final BasePermission bp = it.next(); 11192 if (bp.type == BasePermission.TYPE_DYNAMIC) { 11193 if (DEBUG_SETTINGS) Log.v(TAG, "Dynamic permission: name=" 11194 + bp.name + " pkg=" + bp.sourcePackage 11195 + " info=" + bp.pendingInfo); 11196 if (bp.packageSetting == null && bp.pendingInfo != null) { 11197 final BasePermission tree = findPermissionTreeLP(bp.name); 11198 if (tree != null && tree.perm != null) { 11199 bp.packageSetting = tree.packageSetting; 11200 bp.perm = new PackageParser.Permission(tree.perm.owner, 11201 new PermissionInfo(bp.pendingInfo)); 11202 bp.perm.info.packageName = tree.perm.info.packageName; 11203 bp.perm.info.name = bp.name; 11204 bp.uid = tree.uid; 11205 } 11206 } 11207 } 11208 if (bp.packageSetting == null) { 11209 // We may not yet have parsed the package, so just see if 11210 // we still know about its settings. 11211 bp.packageSetting = mSettings.mPackages.get(bp.sourcePackage); 11212 } 11213 if (bp.packageSetting == null) { 11214 Slog.w(TAG, "Removing dangling permission: " + bp.name 11215 + " from package " + bp.sourcePackage); 11216 it.remove(); 11217 } else if (changingPkg != null && changingPkg.equals(bp.sourcePackage)) { 11218 if (pkgInfo == null || !hasPermission(pkgInfo, bp.name)) { 11219 Slog.i(TAG, "Removing old permission: " + bp.name 11220 + " from package " + bp.sourcePackage); 11221 flags |= UPDATE_PERMISSIONS_ALL; 11222 it.remove(); 11223 } 11224 } 11225 } 11226 11227 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "grantPermissions"); 11228 // Now update the permissions for all packages, in particular 11229 // replace the granted permissions of the system packages. 11230 if ((flags&UPDATE_PERMISSIONS_ALL) != 0) { 11231 for (PackageParser.Package pkg : mPackages.values()) { 11232 if (pkg != pkgInfo) { 11233 // Only replace for packages on requested volume 11234 final String volumeUuid = getVolumeUuidForPackage(pkg); 11235 final boolean replace = ((flags & UPDATE_PERMISSIONS_REPLACE_ALL) != 0) 11236 && Objects.equals(replaceVolumeUuid, volumeUuid); 11237 grantPermissionsLPw(pkg, replace, changingPkg); 11238 } 11239 } 11240 } 11241 11242 if (pkgInfo != null) { 11243 // Only replace for packages on requested volume 11244 final String volumeUuid = getVolumeUuidForPackage(pkgInfo); 11245 final boolean replace = ((flags & UPDATE_PERMISSIONS_REPLACE_PKG) != 0) 11246 && Objects.equals(replaceVolumeUuid, volumeUuid); 11247 grantPermissionsLPw(pkgInfo, replace, changingPkg); 11248 } 11249 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 11250 } 11251 11252 private void grantPermissionsLPw(PackageParser.Package pkg, boolean replace, 11253 String packageOfInterest) { 11254 // IMPORTANT: There are two types of permissions: install and runtime. 11255 // Install time permissions are granted when the app is installed to 11256 // all device users and users added in the future. Runtime permissions 11257 // are granted at runtime explicitly to specific users. Normal and signature 11258 // protected permissions are install time permissions. Dangerous permissions 11259 // are install permissions if the app's target SDK is Lollipop MR1 or older, 11260 // otherwise they are runtime permissions. This function does not manage 11261 // runtime permissions except for the case an app targeting Lollipop MR1 11262 // being upgraded to target a newer SDK, in which case dangerous permissions 11263 // are transformed from install time to runtime ones. 11264 11265 final PackageSetting ps = (PackageSetting) pkg.mExtras; 11266 if (ps == null) { 11267 return; 11268 } 11269 11270 PermissionsState permissionsState = ps.getPermissionsState(); 11271 PermissionsState origPermissions = permissionsState; 11272 11273 final int[] currentUserIds = UserManagerService.getInstance().getUserIds(); 11274 11275 boolean runtimePermissionsRevoked = false; 11276 int[] changedRuntimePermissionUserIds = EMPTY_INT_ARRAY; 11277 11278 boolean changedInstallPermission = false; 11279 11280 if (replace) { 11281 ps.installPermissionsFixed = false; 11282 if (!ps.isSharedUser()) { 11283 origPermissions = new PermissionsState(permissionsState); 11284 permissionsState.reset(); 11285 } else { 11286 // We need to know only about runtime permission changes since the 11287 // calling code always writes the install permissions state but 11288 // the runtime ones are written only if changed. The only cases of 11289 // changed runtime permissions here are promotion of an install to 11290 // runtime and revocation of a runtime from a shared user. 11291 changedRuntimePermissionUserIds = revokeUnusedSharedUserPermissionsLPw( 11292 ps.sharedUser, UserManagerService.getInstance().getUserIds()); 11293 if (!ArrayUtils.isEmpty(changedRuntimePermissionUserIds)) { 11294 runtimePermissionsRevoked = true; 11295 } 11296 } 11297 } 11298 11299 permissionsState.setGlobalGids(mGlobalGids); 11300 11301 final int N = pkg.requestedPermissions.size(); 11302 for (int i=0; i<N; i++) { 11303 final String name = pkg.requestedPermissions.get(i); 11304 final BasePermission bp = mSettings.mPermissions.get(name); 11305 11306 if (DEBUG_INSTALL) { 11307 Log.i(TAG, "Package " + pkg.packageName + " checking " + name + ": " + bp); 11308 } 11309 11310 if (bp == null || bp.packageSetting == null) { 11311 if (packageOfInterest == null || packageOfInterest.equals(pkg.packageName)) { 11312 Slog.w(TAG, "Unknown permission " + name 11313 + " in package " + pkg.packageName); 11314 } 11315 continue; 11316 } 11317 11318 11319 // Limit ephemeral apps to ephemeral allowed permissions. 11320 if (pkg.applicationInfo.isInstantApp() && !bp.isInstant()) { 11321 Log.i(TAG, "Denying non-ephemeral permission " + bp.name + " for package " 11322 + pkg.packageName); 11323 continue; 11324 } 11325 11326 final String perm = bp.name; 11327 boolean allowedSig = false; 11328 int grant = GRANT_DENIED; 11329 11330 // Keep track of app op permissions. 11331 if ((bp.protectionLevel & PermissionInfo.PROTECTION_FLAG_APPOP) != 0) { 11332 ArraySet<String> pkgs = mAppOpPermissionPackages.get(bp.name); 11333 if (pkgs == null) { 11334 pkgs = new ArraySet<>(); 11335 mAppOpPermissionPackages.put(bp.name, pkgs); 11336 } 11337 pkgs.add(pkg.packageName); 11338 } 11339 11340 final int level = bp.protectionLevel & PermissionInfo.PROTECTION_MASK_BASE; 11341 final boolean appSupportsRuntimePermissions = pkg.applicationInfo.targetSdkVersion 11342 >= Build.VERSION_CODES.M; 11343 switch (level) { 11344 case PermissionInfo.PROTECTION_NORMAL: { 11345 // For all apps normal permissions are install time ones. 11346 grant = GRANT_INSTALL; 11347 } break; 11348 11349 case PermissionInfo.PROTECTION_DANGEROUS: { 11350 // If a permission review is required for legacy apps we represent 11351 // their permissions as always granted runtime ones since we need 11352 // to keep the review required permission flag per user while an 11353 // install permission's state is shared across all users. 11354 if (!appSupportsRuntimePermissions && !mPermissionReviewRequired) { 11355 // For legacy apps dangerous permissions are install time ones. 11356 grant = GRANT_INSTALL; 11357 } else if (origPermissions.hasInstallPermission(bp.name)) { 11358 // For legacy apps that became modern, install becomes runtime. 11359 grant = GRANT_UPGRADE; 11360 } else if (mPromoteSystemApps 11361 && isSystemApp(ps) 11362 && mExistingSystemPackages.contains(ps.name)) { 11363 // For legacy system apps, install becomes runtime. 11364 // We cannot check hasInstallPermission() for system apps since those 11365 // permissions were granted implicitly and not persisted pre-M. 11366 grant = GRANT_UPGRADE; 11367 } else { 11368 // For modern apps keep runtime permissions unchanged. 11369 grant = GRANT_RUNTIME; 11370 } 11371 } break; 11372 11373 case PermissionInfo.PROTECTION_SIGNATURE: { 11374 // For all apps signature permissions are install time ones. 11375 allowedSig = grantSignaturePermission(perm, pkg, bp, origPermissions); 11376 if (allowedSig) { 11377 grant = GRANT_INSTALL; 11378 } 11379 } break; 11380 } 11381 11382 if (DEBUG_INSTALL) { 11383 Log.i(TAG, "Package " + pkg.packageName + " granting " + perm); 11384 } 11385 11386 if (grant != GRANT_DENIED) { 11387 if (!isSystemApp(ps) && ps.installPermissionsFixed) { 11388 // If this is an existing, non-system package, then 11389 // we can't add any new permissions to it. 11390 if (!allowedSig && !origPermissions.hasInstallPermission(perm)) { 11391 // Except... if this is a permission that was added 11392 // to the platform (note: need to only do this when 11393 // updating the platform). 11394 if (!isNewPlatformPermissionForPackage(perm, pkg)) { 11395 grant = GRANT_DENIED; 11396 } 11397 } 11398 } 11399 11400 switch (grant) { 11401 case GRANT_INSTALL: { 11402 // Revoke this as runtime permission to handle the case of 11403 // a runtime permission being downgraded to an install one. 11404 // Also in permission review mode we keep dangerous permissions 11405 // for legacy apps 11406 for (int userId : UserManagerService.getInstance().getUserIds()) { 11407 if (origPermissions.getRuntimePermissionState( 11408 bp.name, userId) != null) { 11409 // Revoke the runtime permission and clear the flags. 11410 origPermissions.revokeRuntimePermission(bp, userId); 11411 origPermissions.updatePermissionFlags(bp, userId, 11412 PackageManager.MASK_PERMISSION_FLAGS, 0); 11413 // If we revoked a permission permission, we have to write. 11414 changedRuntimePermissionUserIds = ArrayUtils.appendInt( 11415 changedRuntimePermissionUserIds, userId); 11416 } 11417 } 11418 // Grant an install permission. 11419 if (permissionsState.grantInstallPermission(bp) != 11420 PermissionsState.PERMISSION_OPERATION_FAILURE) { 11421 changedInstallPermission = true; 11422 } 11423 } break; 11424 11425 case GRANT_RUNTIME: { 11426 // Grant previously granted runtime permissions. 11427 for (int userId : UserManagerService.getInstance().getUserIds()) { 11428 PermissionState permissionState = origPermissions 11429 .getRuntimePermissionState(bp.name, userId); 11430 int flags = permissionState != null 11431 ? permissionState.getFlags() : 0; 11432 if (origPermissions.hasRuntimePermission(bp.name, userId)) { 11433 // Don't propagate the permission in a permission review mode if 11434 // the former was revoked, i.e. marked to not propagate on upgrade. 11435 // Note that in a permission review mode install permissions are 11436 // represented as constantly granted runtime ones since we need to 11437 // keep a per user state associated with the permission. Also the 11438 // revoke on upgrade flag is no longer applicable and is reset. 11439 final boolean revokeOnUpgrade = (flags & PackageManager 11440 .FLAG_PERMISSION_REVOKE_ON_UPGRADE) != 0; 11441 if (revokeOnUpgrade) { 11442 flags &= ~PackageManager.FLAG_PERMISSION_REVOKE_ON_UPGRADE; 11443 // Since we changed the flags, we have to write. 11444 changedRuntimePermissionUserIds = ArrayUtils.appendInt( 11445 changedRuntimePermissionUserIds, userId); 11446 } 11447 if (!mPermissionReviewRequired || !revokeOnUpgrade) { 11448 if (permissionsState.grantRuntimePermission(bp, userId) == 11449 PermissionsState.PERMISSION_OPERATION_FAILURE) { 11450 // If we cannot put the permission as it was, 11451 // we have to write. 11452 changedRuntimePermissionUserIds = ArrayUtils.appendInt( 11453 changedRuntimePermissionUserIds, userId); 11454 } 11455 } 11456 11457 // If the app supports runtime permissions no need for a review. 11458 if (mPermissionReviewRequired 11459 && appSupportsRuntimePermissions 11460 && (flags & PackageManager 11461 .FLAG_PERMISSION_REVIEW_REQUIRED) != 0) { 11462 flags &= ~PackageManager.FLAG_PERMISSION_REVIEW_REQUIRED; 11463 // Since we changed the flags, we have to write. 11464 changedRuntimePermissionUserIds = ArrayUtils.appendInt( 11465 changedRuntimePermissionUserIds, userId); 11466 } 11467 } else if (mPermissionReviewRequired 11468 && !appSupportsRuntimePermissions) { 11469 // For legacy apps that need a permission review, every new 11470 // runtime permission is granted but it is pending a review. 11471 // We also need to review only platform defined runtime 11472 // permissions as these are the only ones the platform knows 11473 // how to disable the API to simulate revocation as legacy 11474 // apps don't expect to run with revoked permissions. 11475 if (PLATFORM_PACKAGE_NAME.equals(bp.sourcePackage)) { 11476 if ((flags & FLAG_PERMISSION_REVIEW_REQUIRED) == 0) { 11477 flags |= FLAG_PERMISSION_REVIEW_REQUIRED; 11478 // We changed the flags, hence have to write. 11479 changedRuntimePermissionUserIds = ArrayUtils.appendInt( 11480 changedRuntimePermissionUserIds, userId); 11481 } 11482 } 11483 if (permissionsState.grantRuntimePermission(bp, userId) 11484 != PermissionsState.PERMISSION_OPERATION_FAILURE) { 11485 // We changed the permission, hence have to write. 11486 changedRuntimePermissionUserIds = ArrayUtils.appendInt( 11487 changedRuntimePermissionUserIds, userId); 11488 } 11489 } 11490 // Propagate the permission flags. 11491 permissionsState.updatePermissionFlags(bp, userId, flags, flags); 11492 } 11493 } break; 11494 11495 case GRANT_UPGRADE: { 11496 // Grant runtime permissions for a previously held install permission. 11497 PermissionState permissionState = origPermissions 11498 .getInstallPermissionState(bp.name); 11499 final int flags = permissionState != null ? permissionState.getFlags() : 0; 11500 11501 if (origPermissions.revokeInstallPermission(bp) 11502 != PermissionsState.PERMISSION_OPERATION_FAILURE) { 11503 // We will be transferring the permission flags, so clear them. 11504 origPermissions.updatePermissionFlags(bp, UserHandle.USER_ALL, 11505 PackageManager.MASK_PERMISSION_FLAGS, 0); 11506 changedInstallPermission = true; 11507 } 11508 11509 // If the permission is not to be promoted to runtime we ignore it and 11510 // also its other flags as they are not applicable to install permissions. 11511 if ((flags & PackageManager.FLAG_PERMISSION_REVOKE_ON_UPGRADE) == 0) { 11512 for (int userId : currentUserIds) { 11513 if (permissionsState.grantRuntimePermission(bp, userId) != 11514 PermissionsState.PERMISSION_OPERATION_FAILURE) { 11515 // Transfer the permission flags. 11516 permissionsState.updatePermissionFlags(bp, userId, 11517 flags, flags); 11518 // If we granted the permission, we have to write. 11519 changedRuntimePermissionUserIds = ArrayUtils.appendInt( 11520 changedRuntimePermissionUserIds, userId); 11521 } 11522 } 11523 } 11524 } break; 11525 11526 default: { 11527 if (packageOfInterest == null 11528 || packageOfInterest.equals(pkg.packageName)) { 11529 Slog.w(TAG, "Not granting permission " + perm 11530 + " to package " + pkg.packageName 11531 + " because it was previously installed without"); 11532 } 11533 } break; 11534 } 11535 } else { 11536 if (permissionsState.revokeInstallPermission(bp) != 11537 PermissionsState.PERMISSION_OPERATION_FAILURE) { 11538 // Also drop the permission flags. 11539 permissionsState.updatePermissionFlags(bp, UserHandle.USER_ALL, 11540 PackageManager.MASK_PERMISSION_FLAGS, 0); 11541 changedInstallPermission = true; 11542 Slog.i(TAG, "Un-granting permission " + perm 11543 + " from package " + pkg.packageName 11544 + " (protectionLevel=" + bp.protectionLevel 11545 + " flags=0x" + Integer.toHexString(pkg.applicationInfo.flags) 11546 + ")"); 11547 } else if ((bp.protectionLevel&PermissionInfo.PROTECTION_FLAG_APPOP) == 0) { 11548 // Don't print warning for app op permissions, since it is fine for them 11549 // not to be granted, there is a UI for the user to decide. 11550 if (packageOfInterest == null || packageOfInterest.equals(pkg.packageName)) { 11551 Slog.w(TAG, "Not granting permission " + perm 11552 + " to package " + pkg.packageName 11553 + " (protectionLevel=" + bp.protectionLevel 11554 + " flags=0x" + Integer.toHexString(pkg.applicationInfo.flags) 11555 + ")"); 11556 } 11557 } 11558 } 11559 } 11560 11561 if ((changedInstallPermission || replace) && !ps.installPermissionsFixed && 11562 !isSystemApp(ps) || isUpdatedSystemApp(ps)){ 11563 // This is the first that we have heard about this package, so the 11564 // permissions we have now selected are fixed until explicitly 11565 // changed. 11566 ps.installPermissionsFixed = true; 11567 } 11568 11569 // Persist the runtime permissions state for users with changes. If permissions 11570 // were revoked because no app in the shared user declares them we have to 11571 // write synchronously to avoid losing runtime permissions state. 11572 for (int userId : changedRuntimePermissionUserIds) { 11573 mSettings.writeRuntimePermissionsForUserLPr(userId, runtimePermissionsRevoked); 11574 } 11575 } 11576 11577 private boolean isNewPlatformPermissionForPackage(String perm, PackageParser.Package pkg) { 11578 boolean allowed = false; 11579 final int NP = PackageParser.NEW_PERMISSIONS.length; 11580 for (int ip=0; ip<NP; ip++) { 11581 final PackageParser.NewPermissionInfo npi 11582 = PackageParser.NEW_PERMISSIONS[ip]; 11583 if (npi.name.equals(perm) 11584 && pkg.applicationInfo.targetSdkVersion < npi.sdkVersion) { 11585 allowed = true; 11586 Log.i(TAG, "Auto-granting " + perm + " to old pkg " 11587 + pkg.packageName); 11588 break; 11589 } 11590 } 11591 return allowed; 11592 } 11593 11594 private boolean grantSignaturePermission(String perm, PackageParser.Package pkg, 11595 BasePermission bp, PermissionsState origPermissions) { 11596 boolean privilegedPermission = (bp.protectionLevel 11597 & PermissionInfo.PROTECTION_FLAG_PRIVILEGED) != 0; 11598 boolean privappPermissionsDisable = 11599 RoSystemProperties.CONTROL_PRIVAPP_PERMISSIONS_DISABLE; 11600 boolean platformPermission = PLATFORM_PACKAGE_NAME.equals(bp.sourcePackage); 11601 boolean platformPackage = PLATFORM_PACKAGE_NAME.equals(pkg.packageName); 11602 if (!privappPermissionsDisable && privilegedPermission && pkg.isPrivilegedApp() 11603 && !platformPackage && platformPermission) { 11604 ArraySet<String> wlPermissions = SystemConfig.getInstance() 11605 .getPrivAppPermissions(pkg.packageName); 11606 boolean whitelisted = wlPermissions != null && wlPermissions.contains(perm); 11607 if (!whitelisted) { 11608 Slog.w(TAG, "Privileged permission " + perm + " for package " 11609 + pkg.packageName + " - not in privapp-permissions whitelist"); 11610 if (!mSystemReady) { 11611 if (mPrivappPermissionsViolations == null) { 11612 mPrivappPermissionsViolations = new ArraySet<>(); 11613 } 11614 mPrivappPermissionsViolations.add(pkg.packageName + ": " + perm); 11615 } 11616 if (RoSystemProperties.CONTROL_PRIVAPP_PERMISSIONS_ENFORCE) { 11617 return false; 11618 } 11619 } 11620 } 11621 boolean allowed = (compareSignatures( 11622 bp.packageSetting.signatures.mSignatures, pkg.mSignatures) 11623 == PackageManager.SIGNATURE_MATCH) 11624 || (compareSignatures(mPlatformPackage.mSignatures, pkg.mSignatures) 11625 == PackageManager.SIGNATURE_MATCH); 11626 if (!allowed && privilegedPermission) { 11627 if (isSystemApp(pkg)) { 11628 // For updated system applications, a system permission 11629 // is granted only if it had been defined by the original application. 11630 if (pkg.isUpdatedSystemApp()) { 11631 final PackageSetting sysPs = mSettings 11632 .getDisabledSystemPkgLPr(pkg.packageName); 11633 if (sysPs != null && sysPs.getPermissionsState().hasInstallPermission(perm)) { 11634 // If the original was granted this permission, we take 11635 // that grant decision as read and propagate it to the 11636 // update. 11637 if (sysPs.isPrivileged()) { 11638 allowed = true; 11639 } 11640 } else { 11641 // The system apk may have been updated with an older 11642 // version of the one on the data partition, but which 11643 // granted a new system permission that it didn't have 11644 // before. In this case we do want to allow the app to 11645 // now get the new permission if the ancestral apk is 11646 // privileged to get it. 11647 if (sysPs != null && sysPs.pkg != null && sysPs.isPrivileged()) { 11648 for (int j = 0; j < sysPs.pkg.requestedPermissions.size(); j++) { 11649 if (perm.equals(sysPs.pkg.requestedPermissions.get(j))) { 11650 allowed = true; 11651 break; 11652 } 11653 } 11654 } 11655 // Also if a privileged parent package on the system image or any of 11656 // its children requested a privileged permission, the updated child 11657 // packages can also get the permission. 11658 if (pkg.parentPackage != null) { 11659 final PackageSetting disabledSysParentPs = mSettings 11660 .getDisabledSystemPkgLPr(pkg.parentPackage.packageName); 11661 if (disabledSysParentPs != null && disabledSysParentPs.pkg != null 11662 && disabledSysParentPs.isPrivileged()) { 11663 if (isPackageRequestingPermission(disabledSysParentPs.pkg, perm)) { 11664 allowed = true; 11665 } else if (disabledSysParentPs.pkg.childPackages != null) { 11666 final int count = disabledSysParentPs.pkg.childPackages.size(); 11667 for (int i = 0; i < count; i++) { 11668 PackageParser.Package disabledSysChildPkg = 11669 disabledSysParentPs.pkg.childPackages.get(i); 11670 if (isPackageRequestingPermission(disabledSysChildPkg, 11671 perm)) { 11672 allowed = true; 11673 break; 11674 } 11675 } 11676 } 11677 } 11678 } 11679 } 11680 } else { 11681 allowed = isPrivilegedApp(pkg); 11682 } 11683 } 11684 } 11685 if (!allowed) { 11686 if (!allowed && (bp.protectionLevel 11687 & PermissionInfo.PROTECTION_FLAG_PRE23) != 0 11688 && pkg.applicationInfo.targetSdkVersion < Build.VERSION_CODES.M) { 11689 // If this was a previously normal/dangerous permission that got moved 11690 // to a system permission as part of the runtime permission redesign, then 11691 // we still want to blindly grant it to old apps. 11692 allowed = true; 11693 } 11694 if (!allowed && (bp.protectionLevel & PermissionInfo.PROTECTION_FLAG_INSTALLER) != 0 11695 && pkg.packageName.equals(mRequiredInstallerPackage)) { 11696 // If this permission is to be granted to the system installer and 11697 // this app is an installer, then it gets the permission. 11698 allowed = true; 11699 } 11700 if (!allowed && (bp.protectionLevel & PermissionInfo.PROTECTION_FLAG_VERIFIER) != 0 11701 && pkg.packageName.equals(mRequiredVerifierPackage)) { 11702 // If this permission is to be granted to the system verifier and 11703 // this app is a verifier, then it gets the permission. 11704 allowed = true; 11705 } 11706 if (!allowed && (bp.protectionLevel 11707 & PermissionInfo.PROTECTION_FLAG_PREINSTALLED) != 0 11708 && isSystemApp(pkg)) { 11709 // Any pre-installed system app is allowed to get this permission. 11710 allowed = true; 11711 } 11712 if (!allowed && (bp.protectionLevel 11713 & PermissionInfo.PROTECTION_FLAG_DEVELOPMENT) != 0) { 11714 // For development permissions, a development permission 11715 // is granted only if it was already granted. 11716 allowed = origPermissions.hasInstallPermission(perm); 11717 } 11718 if (!allowed && (bp.protectionLevel & PermissionInfo.PROTECTION_FLAG_SETUP) != 0 11719 && pkg.packageName.equals(mSetupWizardPackage)) { 11720 // If this permission is to be granted to the system setup wizard and 11721 // this app is a setup wizard, then it gets the permission. 11722 allowed = true; 11723 } 11724 } 11725 return allowed; 11726 } 11727 11728 private boolean isPackageRequestingPermission(PackageParser.Package pkg, String permission) { 11729 final int permCount = pkg.requestedPermissions.size(); 11730 for (int j = 0; j < permCount; j++) { 11731 String requestedPermission = pkg.requestedPermissions.get(j); 11732 if (permission.equals(requestedPermission)) { 11733 return true; 11734 } 11735 } 11736 return false; 11737 } 11738 11739 final class ActivityIntentResolver 11740 extends IntentResolver<PackageParser.ActivityIntentInfo, ResolveInfo> { 11741 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, 11742 boolean defaultOnly, boolean visibleToEphemeral, boolean isEphemeral, int userId) { 11743 if (!sUserManager.exists(userId)) return null; 11744 mFlags = (defaultOnly ? PackageManager.MATCH_DEFAULT_ONLY : 0) 11745 | (visibleToEphemeral ? PackageManager.MATCH_VISIBLE_TO_EPHEMERAL_ONLY : 0) 11746 | (isEphemeral ? PackageManager.MATCH_EPHEMERAL : 0); 11747 return super.queryIntent(intent, resolvedType, defaultOnly, visibleToEphemeral, 11748 isEphemeral, userId); 11749 } 11750 11751 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, int flags, 11752 int userId) { 11753 if (!sUserManager.exists(userId)) return null; 11754 mFlags = flags; 11755 return super.queryIntent(intent, resolvedType, 11756 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, 11757 (flags & PackageManager.MATCH_VISIBLE_TO_EPHEMERAL_ONLY) != 0, 11758 (flags & PackageManager.MATCH_EPHEMERAL) != 0, userId); 11759 } 11760 11761 public List<ResolveInfo> queryIntentForPackage(Intent intent, String resolvedType, 11762 int flags, ArrayList<PackageParser.Activity> packageActivities, int userId) { 11763 if (!sUserManager.exists(userId)) return null; 11764 if (packageActivities == null) { 11765 return null; 11766 } 11767 mFlags = flags; 11768 final boolean defaultOnly = (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0; 11769 final boolean vislbleToEphemeral = 11770 (flags & PackageManager.MATCH_VISIBLE_TO_EPHEMERAL_ONLY) != 0; 11771 final boolean isEphemeral = (flags & PackageManager.MATCH_EPHEMERAL) != 0; 11772 final int N = packageActivities.size(); 11773 ArrayList<PackageParser.ActivityIntentInfo[]> listCut = 11774 new ArrayList<PackageParser.ActivityIntentInfo[]>(N); 11775 11776 ArrayList<PackageParser.ActivityIntentInfo> intentFilters; 11777 for (int i = 0; i < N; ++i) { 11778 intentFilters = packageActivities.get(i).intents; 11779 if (intentFilters != null && intentFilters.size() > 0) { 11780 PackageParser.ActivityIntentInfo[] array = 11781 new PackageParser.ActivityIntentInfo[intentFilters.size()]; 11782 intentFilters.toArray(array); 11783 listCut.add(array); 11784 } 11785 } 11786 return super.queryIntentFromList(intent, resolvedType, defaultOnly, 11787 vislbleToEphemeral, isEphemeral, listCut, userId); 11788 } 11789 11790 /** 11791 * Finds a privileged activity that matches the specified activity names. 11792 */ 11793 private PackageParser.Activity findMatchingActivity( 11794 List<PackageParser.Activity> activityList, ActivityInfo activityInfo) { 11795 for (PackageParser.Activity sysActivity : activityList) { 11796 if (sysActivity.info.name.equals(activityInfo.name)) { 11797 return sysActivity; 11798 } 11799 if (sysActivity.info.name.equals(activityInfo.targetActivity)) { 11800 return sysActivity; 11801 } 11802 if (sysActivity.info.targetActivity != null) { 11803 if (sysActivity.info.targetActivity.equals(activityInfo.name)) { 11804 return sysActivity; 11805 } 11806 if (sysActivity.info.targetActivity.equals(activityInfo.targetActivity)) { 11807 return sysActivity; 11808 } 11809 } 11810 } 11811 return null; 11812 } 11813 11814 public class IterGenerator<E> { 11815 public Iterator<E> generate(ActivityIntentInfo info) { 11816 return null; 11817 } 11818 } 11819 11820 public class ActionIterGenerator extends IterGenerator<String> { 11821 @Override 11822 public Iterator<String> generate(ActivityIntentInfo info) { 11823 return info.actionsIterator(); 11824 } 11825 } 11826 11827 public class CategoriesIterGenerator extends IterGenerator<String> { 11828 @Override 11829 public Iterator<String> generate(ActivityIntentInfo info) { 11830 return info.categoriesIterator(); 11831 } 11832 } 11833 11834 public class SchemesIterGenerator extends IterGenerator<String> { 11835 @Override 11836 public Iterator<String> generate(ActivityIntentInfo info) { 11837 return info.schemesIterator(); 11838 } 11839 } 11840 11841 public class AuthoritiesIterGenerator extends IterGenerator<IntentFilter.AuthorityEntry> { 11842 @Override 11843 public Iterator<IntentFilter.AuthorityEntry> generate(ActivityIntentInfo info) { 11844 return info.authoritiesIterator(); 11845 } 11846 } 11847 11848 /** 11849 * <em>WARNING</em> for performance reasons, the passed in intentList WILL BE 11850 * MODIFIED. Do not pass in a list that should not be changed. 11851 */ 11852 private <T> void getIntentListSubset(List<ActivityIntentInfo> intentList, 11853 IterGenerator<T> generator, Iterator<T> searchIterator) { 11854 // loop through the set of actions; every one must be found in the intent filter 11855 while (searchIterator.hasNext()) { 11856 // we must have at least one filter in the list to consider a match 11857 if (intentList.size() == 0) { 11858 break; 11859 } 11860 11861 final T searchAction = searchIterator.next(); 11862 11863 // loop through the set of intent filters 11864 final Iterator<ActivityIntentInfo> intentIter = intentList.iterator(); 11865 while (intentIter.hasNext()) { 11866 final ActivityIntentInfo intentInfo = intentIter.next(); 11867 boolean selectionFound = false; 11868 11869 // loop through the intent filter's selection criteria; at least one 11870 // of them must match the searched criteria 11871 final Iterator<T> intentSelectionIter = generator.generate(intentInfo); 11872 while (intentSelectionIter != null && intentSelectionIter.hasNext()) { 11873 final T intentSelection = intentSelectionIter.next(); 11874 if (intentSelection != null && intentSelection.equals(searchAction)) { 11875 selectionFound = true; 11876 break; 11877 } 11878 } 11879 11880 // the selection criteria wasn't found in this filter's set; this filter 11881 // is not a potential match 11882 if (!selectionFound) { 11883 intentIter.remove(); 11884 } 11885 } 11886 } 11887 } 11888 11889 private boolean isProtectedAction(ActivityIntentInfo filter) { 11890 final Iterator<String> actionsIter = filter.actionsIterator(); 11891 while (actionsIter != null && actionsIter.hasNext()) { 11892 final String filterAction = actionsIter.next(); 11893 if (PROTECTED_ACTIONS.contains(filterAction)) { 11894 return true; 11895 } 11896 } 11897 return false; 11898 } 11899 11900 /** 11901 * Adjusts the priority of the given intent filter according to policy. 11902 * <p> 11903 * <ul> 11904 * <li>The priority for non privileged applications is capped to '0'</li> 11905 * <li>The priority for protected actions on privileged applications is capped to '0'</li> 11906 * <li>The priority for unbundled updates to privileged applications is capped to the 11907 * priority defined on the system partition</li> 11908 * </ul> 11909 * <p> 11910 * <em>NOTE:</em> There is one exception. For security reasons, the setup wizard is 11911 * allowed to obtain any priority on any action. 11912 */ 11913 private void adjustPriority( 11914 List<PackageParser.Activity> systemActivities, ActivityIntentInfo intent) { 11915 // nothing to do; priority is fine as-is 11916 if (intent.getPriority() <= 0) { 11917 return; 11918 } 11919 11920 final ActivityInfo activityInfo = intent.activity.info; 11921 final ApplicationInfo applicationInfo = activityInfo.applicationInfo; 11922 11923 final boolean privilegedApp = 11924 ((applicationInfo.privateFlags & ApplicationInfo.PRIVATE_FLAG_PRIVILEGED) != 0); 11925 if (!privilegedApp) { 11926 // non-privileged applications can never define a priority >0 11927 Slog.w(TAG, "Non-privileged app; cap priority to 0;" 11928 + " package: " + applicationInfo.packageName 11929 + " activity: " + intent.activity.className 11930 + " origPrio: " + intent.getPriority()); 11931 intent.setPriority(0); 11932 return; 11933 } 11934 11935 if (systemActivities == null) { 11936 // the system package is not disabled; we're parsing the system partition 11937 if (isProtectedAction(intent)) { 11938 if (mDeferProtectedFilters) { 11939 // We can't deal with these just yet. No component should ever obtain a 11940 // >0 priority for a protected actions, with ONE exception -- the setup 11941 // wizard. The setup wizard, however, cannot be known until we're able to 11942 // query it for the category CATEGORY_SETUP_WIZARD. Which we can't do 11943 // until all intent filters have been processed. Chicken, meet egg. 11944 // Let the filter temporarily have a high priority and rectify the 11945 // priorities after all system packages have been scanned. 11946 mProtectedFilters.add(intent); 11947 if (DEBUG_FILTERS) { 11948 Slog.i(TAG, "Protected action; save for later;" 11949 + " package: " + applicationInfo.packageName 11950 + " activity: " + intent.activity.className 11951 + " origPrio: " + intent.getPriority()); 11952 } 11953 return; 11954 } else { 11955 if (DEBUG_FILTERS && mSetupWizardPackage == null) { 11956 Slog.i(TAG, "No setup wizard;" 11957 + " All protected intents capped to priority 0"); 11958 } 11959 if (intent.activity.info.packageName.equals(mSetupWizardPackage)) { 11960 if (DEBUG_FILTERS) { 11961 Slog.i(TAG, "Found setup wizard;" 11962 + " allow priority " + intent.getPriority() + ";" 11963 + " package: " + intent.activity.info.packageName 11964 + " activity: " + intent.activity.className 11965 + " priority: " + intent.getPriority()); 11966 } 11967 // setup wizard gets whatever it wants 11968 return; 11969 } 11970 Slog.w(TAG, "Protected action; cap priority to 0;" 11971 + " package: " + intent.activity.info.packageName 11972 + " activity: " + intent.activity.className 11973 + " origPrio: " + intent.getPriority()); 11974 intent.setPriority(0); 11975 return; 11976 } 11977 } 11978 // privileged apps on the system image get whatever priority they request 11979 return; 11980 } 11981 11982 // privileged app unbundled update ... try to find the same activity 11983 final PackageParser.Activity foundActivity = 11984 findMatchingActivity(systemActivities, activityInfo); 11985 if (foundActivity == null) { 11986 // this is a new activity; it cannot obtain >0 priority 11987 if (DEBUG_FILTERS) { 11988 Slog.i(TAG, "New activity; cap priority to 0;" 11989 + " package: " + applicationInfo.packageName 11990 + " activity: " + intent.activity.className 11991 + " origPrio: " + intent.getPriority()); 11992 } 11993 intent.setPriority(0); 11994 return; 11995 } 11996 11997 // found activity, now check for filter equivalence 11998 11999 // a shallow copy is enough; we modify the list, not its contents 12000 final List<ActivityIntentInfo> intentListCopy = 12001 new ArrayList<>(foundActivity.intents); 12002 final List<ActivityIntentInfo> foundFilters = findFilters(intent); 12003 12004 // find matching action subsets 12005 final Iterator<String> actionsIterator = intent.actionsIterator(); 12006 if (actionsIterator != null) { 12007 getIntentListSubset( 12008 intentListCopy, new ActionIterGenerator(), actionsIterator); 12009 if (intentListCopy.size() == 0) { 12010 // no more intents to match; we're not equivalent 12011 if (DEBUG_FILTERS) { 12012 Slog.i(TAG, "Mismatched action; cap priority to 0;" 12013 + " package: " + applicationInfo.packageName 12014 + " activity: " + intent.activity.className 12015 + " origPrio: " + intent.getPriority()); 12016 } 12017 intent.setPriority(0); 12018 return; 12019 } 12020 } 12021 12022 // find matching category subsets 12023 final Iterator<String> categoriesIterator = intent.categoriesIterator(); 12024 if (categoriesIterator != null) { 12025 getIntentListSubset(intentListCopy, new CategoriesIterGenerator(), 12026 categoriesIterator); 12027 if (intentListCopy.size() == 0) { 12028 // no more intents to match; we're not equivalent 12029 if (DEBUG_FILTERS) { 12030 Slog.i(TAG, "Mismatched category; cap priority to 0;" 12031 + " package: " + applicationInfo.packageName 12032 + " activity: " + intent.activity.className 12033 + " origPrio: " + intent.getPriority()); 12034 } 12035 intent.setPriority(0); 12036 return; 12037 } 12038 } 12039 12040 // find matching schemes subsets 12041 final Iterator<String> schemesIterator = intent.schemesIterator(); 12042 if (schemesIterator != null) { 12043 getIntentListSubset(intentListCopy, new SchemesIterGenerator(), 12044 schemesIterator); 12045 if (intentListCopy.size() == 0) { 12046 // no more intents to match; we're not equivalent 12047 if (DEBUG_FILTERS) { 12048 Slog.i(TAG, "Mismatched scheme; cap priority to 0;" 12049 + " package: " + applicationInfo.packageName 12050 + " activity: " + intent.activity.className 12051 + " origPrio: " + intent.getPriority()); 12052 } 12053 intent.setPriority(0); 12054 return; 12055 } 12056 } 12057 12058 // find matching authorities subsets 12059 final Iterator<IntentFilter.AuthorityEntry> 12060 authoritiesIterator = intent.authoritiesIterator(); 12061 if (authoritiesIterator != null) { 12062 getIntentListSubset(intentListCopy, 12063 new AuthoritiesIterGenerator(), 12064 authoritiesIterator); 12065 if (intentListCopy.size() == 0) { 12066 // no more intents to match; we're not equivalent 12067 if (DEBUG_FILTERS) { 12068 Slog.i(TAG, "Mismatched authority; cap priority to 0;" 12069 + " package: " + applicationInfo.packageName 12070 + " activity: " + intent.activity.className 12071 + " origPrio: " + intent.getPriority()); 12072 } 12073 intent.setPriority(0); 12074 return; 12075 } 12076 } 12077 12078 // we found matching filter(s); app gets the max priority of all intents 12079 int cappedPriority = 0; 12080 for (int i = intentListCopy.size() - 1; i >= 0; --i) { 12081 cappedPriority = Math.max(cappedPriority, intentListCopy.get(i).getPriority()); 12082 } 12083 if (intent.getPriority() > cappedPriority) { 12084 if (DEBUG_FILTERS) { 12085 Slog.i(TAG, "Found matching filter(s);" 12086 + " cap priority to " + cappedPriority + ";" 12087 + " package: " + applicationInfo.packageName 12088 + " activity: " + intent.activity.className 12089 + " origPrio: " + intent.getPriority()); 12090 } 12091 intent.setPriority(cappedPriority); 12092 return; 12093 } 12094 // all this for nothing; the requested priority was <= what was on the system 12095 } 12096 12097 public final void addActivity(PackageParser.Activity a, String type) { 12098 mActivities.put(a.getComponentName(), a); 12099 if (DEBUG_SHOW_INFO) 12100 Log.v( 12101 TAG, " " + type + " " + 12102 (a.info.nonLocalizedLabel != null ? a.info.nonLocalizedLabel : a.info.name) + ":"); 12103 if (DEBUG_SHOW_INFO) 12104 Log.v(TAG, " Class=" + a.info.name); 12105 final int NI = a.intents.size(); 12106 for (int j=0; j<NI; j++) { 12107 PackageParser.ActivityIntentInfo intent = a.intents.get(j); 12108 if ("activity".equals(type)) { 12109 final PackageSetting ps = 12110 mSettings.getDisabledSystemPkgLPr(intent.activity.info.packageName); 12111 final List<PackageParser.Activity> systemActivities = 12112 ps != null && ps.pkg != null ? ps.pkg.activities : null; 12113 adjustPriority(systemActivities, intent); 12114 } 12115 if (DEBUG_SHOW_INFO) { 12116 Log.v(TAG, " IntentFilter:"); 12117 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 12118 } 12119 if (!intent.debugCheck()) { 12120 Log.w(TAG, "==> For Activity " + a.info.name); 12121 } 12122 addFilter(intent); 12123 } 12124 } 12125 12126 public final void removeActivity(PackageParser.Activity a, String type) { 12127 mActivities.remove(a.getComponentName()); 12128 if (DEBUG_SHOW_INFO) { 12129 Log.v(TAG, " " + type + " " 12130 + (a.info.nonLocalizedLabel != null ? a.info.nonLocalizedLabel 12131 : a.info.name) + ":"); 12132 Log.v(TAG, " Class=" + a.info.name); 12133 } 12134 final int NI = a.intents.size(); 12135 for (int j=0; j<NI; j++) { 12136 PackageParser.ActivityIntentInfo intent = a.intents.get(j); 12137 if (DEBUG_SHOW_INFO) { 12138 Log.v(TAG, " IntentFilter:"); 12139 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 12140 } 12141 removeFilter(intent); 12142 } 12143 } 12144 12145 @Override 12146 protected boolean allowFilterResult( 12147 PackageParser.ActivityIntentInfo filter, List<ResolveInfo> dest) { 12148 ActivityInfo filterAi = filter.activity.info; 12149 for (int i=dest.size()-1; i>=0; i--) { 12150 ActivityInfo destAi = dest.get(i).activityInfo; 12151 if (destAi.name == filterAi.name 12152 && destAi.packageName == filterAi.packageName) { 12153 return false; 12154 } 12155 } 12156 return true; 12157 } 12158 12159 @Override 12160 protected ActivityIntentInfo[] newArray(int size) { 12161 return new ActivityIntentInfo[size]; 12162 } 12163 12164 @Override 12165 protected boolean isFilterStopped(PackageParser.ActivityIntentInfo filter, int userId) { 12166 if (!sUserManager.exists(userId)) return true; 12167 PackageParser.Package p = filter.activity.owner; 12168 if (p != null) { 12169 PackageSetting ps = (PackageSetting)p.mExtras; 12170 if (ps != null) { 12171 // System apps are never considered stopped for purposes of 12172 // filtering, because there may be no way for the user to 12173 // actually re-launch them. 12174 return (ps.pkgFlags&ApplicationInfo.FLAG_SYSTEM) == 0 12175 && ps.getStopped(userId); 12176 } 12177 } 12178 return false; 12179 } 12180 12181 @Override 12182 protected boolean isPackageForFilter(String packageName, 12183 PackageParser.ActivityIntentInfo info) { 12184 return packageName.equals(info.activity.owner.packageName); 12185 } 12186 12187 @Override 12188 protected ResolveInfo newResult(PackageParser.ActivityIntentInfo info, 12189 int match, int userId) { 12190 if (!sUserManager.exists(userId)) return null; 12191 if (!mSettings.isEnabledAndMatchLPr(info.activity.info, mFlags, userId)) { 12192 return null; 12193 } 12194 final PackageParser.Activity activity = info.activity; 12195 PackageSetting ps = (PackageSetting) activity.owner.mExtras; 12196 if (ps == null) { 12197 return null; 12198 } 12199 ActivityInfo ai = PackageParser.generateActivityInfo(activity, mFlags, 12200 ps.readUserState(userId), userId); 12201 if (ai == null) { 12202 return null; 12203 } 12204 final ResolveInfo res = new ResolveInfo(); 12205 res.activityInfo = ai; 12206 if ((mFlags&PackageManager.GET_RESOLVED_FILTER) != 0) { 12207 res.filter = info; 12208 } 12209 if (info != null) { 12210 res.handleAllWebDataURI = info.handleAllWebDataURI(); 12211 } 12212 res.priority = info.getPriority(); 12213 res.preferredOrder = activity.owner.mPreferredOrder; 12214 //System.out.println("Result: " + res.activityInfo.className + 12215 // " = " + res.priority); 12216 res.match = match; 12217 res.isDefault = info.hasDefault; 12218 res.labelRes = info.labelRes; 12219 res.nonLocalizedLabel = info.nonLocalizedLabel; 12220 if (userNeedsBadging(userId)) { 12221 res.noResourceId = true; 12222 } else { 12223 res.icon = info.icon; 12224 } 12225 res.iconResourceId = info.icon; 12226 res.system = res.activityInfo.applicationInfo.isSystemApp(); 12227 return res; 12228 } 12229 12230 @Override 12231 protected void sortResults(List<ResolveInfo> results) { 12232 Collections.sort(results, mResolvePrioritySorter); 12233 } 12234 12235 @Override 12236 protected void dumpFilter(PrintWriter out, String prefix, 12237 PackageParser.ActivityIntentInfo filter) { 12238 out.print(prefix); out.print( 12239 Integer.toHexString(System.identityHashCode(filter.activity))); 12240 out.print(' '); 12241 filter.activity.printComponentShortName(out); 12242 out.print(" filter "); 12243 out.println(Integer.toHexString(System.identityHashCode(filter))); 12244 } 12245 12246 @Override 12247 protected Object filterToLabel(PackageParser.ActivityIntentInfo filter) { 12248 return filter.activity; 12249 } 12250 12251 protected void dumpFilterLabel(PrintWriter out, String prefix, Object label, int count) { 12252 PackageParser.Activity activity = (PackageParser.Activity)label; 12253 out.print(prefix); out.print( 12254 Integer.toHexString(System.identityHashCode(activity))); 12255 out.print(' '); 12256 activity.printComponentShortName(out); 12257 if (count > 1) { 12258 out.print(" ("); out.print(count); out.print(" filters)"); 12259 } 12260 out.println(); 12261 } 12262 12263 // Keys are String (activity class name), values are Activity. 12264 private final ArrayMap<ComponentName, PackageParser.Activity> mActivities 12265 = new ArrayMap<ComponentName, PackageParser.Activity>(); 12266 private int mFlags; 12267 } 12268 12269 private final class ServiceIntentResolver 12270 extends IntentResolver<PackageParser.ServiceIntentInfo, ResolveInfo> { 12271 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, 12272 boolean defaultOnly, boolean visibleToEphemeral, boolean isEphemeral, int userId) { 12273 mFlags = defaultOnly ? PackageManager.MATCH_DEFAULT_ONLY : 0; 12274 return super.queryIntent(intent, resolvedType, defaultOnly, visibleToEphemeral, 12275 isEphemeral, userId); 12276 } 12277 12278 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, int flags, 12279 int userId) { 12280 if (!sUserManager.exists(userId)) return null; 12281 mFlags = flags; 12282 return super.queryIntent(intent, resolvedType, 12283 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, 12284 (flags & PackageManager.MATCH_VISIBLE_TO_EPHEMERAL_ONLY) != 0, 12285 (flags & PackageManager.MATCH_EPHEMERAL) != 0, userId); 12286 } 12287 12288 public List<ResolveInfo> queryIntentForPackage(Intent intent, String resolvedType, 12289 int flags, ArrayList<PackageParser.Service> packageServices, int userId) { 12290 if (!sUserManager.exists(userId)) return null; 12291 if (packageServices == null) { 12292 return null; 12293 } 12294 mFlags = flags; 12295 final boolean defaultOnly = (flags&PackageManager.MATCH_DEFAULT_ONLY) != 0; 12296 final boolean vislbleToEphemeral = 12297 (flags&PackageManager.MATCH_VISIBLE_TO_EPHEMERAL_ONLY) != 0; 12298 final boolean isEphemeral = (flags&PackageManager.MATCH_EPHEMERAL) != 0; 12299 final int N = packageServices.size(); 12300 ArrayList<PackageParser.ServiceIntentInfo[]> listCut = 12301 new ArrayList<PackageParser.ServiceIntentInfo[]>(N); 12302 12303 ArrayList<PackageParser.ServiceIntentInfo> intentFilters; 12304 for (int i = 0; i < N; ++i) { 12305 intentFilters = packageServices.get(i).intents; 12306 if (intentFilters != null && intentFilters.size() > 0) { 12307 PackageParser.ServiceIntentInfo[] array = 12308 new PackageParser.ServiceIntentInfo[intentFilters.size()]; 12309 intentFilters.toArray(array); 12310 listCut.add(array); 12311 } 12312 } 12313 return super.queryIntentFromList(intent, resolvedType, defaultOnly, 12314 vislbleToEphemeral, isEphemeral, listCut, userId); 12315 } 12316 12317 public final void addService(PackageParser.Service s) { 12318 mServices.put(s.getComponentName(), s); 12319 if (DEBUG_SHOW_INFO) { 12320 Log.v(TAG, " " 12321 + (s.info.nonLocalizedLabel != null 12322 ? s.info.nonLocalizedLabel : s.info.name) + ":"); 12323 Log.v(TAG, " Class=" + s.info.name); 12324 } 12325 final int NI = s.intents.size(); 12326 int j; 12327 for (j=0; j<NI; j++) { 12328 PackageParser.ServiceIntentInfo intent = s.intents.get(j); 12329 if (DEBUG_SHOW_INFO) { 12330 Log.v(TAG, " IntentFilter:"); 12331 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 12332 } 12333 if (!intent.debugCheck()) { 12334 Log.w(TAG, "==> For Service " + s.info.name); 12335 } 12336 addFilter(intent); 12337 } 12338 } 12339 12340 public final void removeService(PackageParser.Service s) { 12341 mServices.remove(s.getComponentName()); 12342 if (DEBUG_SHOW_INFO) { 12343 Log.v(TAG, " " + (s.info.nonLocalizedLabel != null 12344 ? s.info.nonLocalizedLabel : s.info.name) + ":"); 12345 Log.v(TAG, " Class=" + s.info.name); 12346 } 12347 final int NI = s.intents.size(); 12348 int j; 12349 for (j=0; j<NI; j++) { 12350 PackageParser.ServiceIntentInfo intent = s.intents.get(j); 12351 if (DEBUG_SHOW_INFO) { 12352 Log.v(TAG, " IntentFilter:"); 12353 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 12354 } 12355 removeFilter(intent); 12356 } 12357 } 12358 12359 @Override 12360 protected boolean allowFilterResult( 12361 PackageParser.ServiceIntentInfo filter, List<ResolveInfo> dest) { 12362 ServiceInfo filterSi = filter.service.info; 12363 for (int i=dest.size()-1; i>=0; i--) { 12364 ServiceInfo destAi = dest.get(i).serviceInfo; 12365 if (destAi.name == filterSi.name 12366 && destAi.packageName == filterSi.packageName) { 12367 return false; 12368 } 12369 } 12370 return true; 12371 } 12372 12373 @Override 12374 protected PackageParser.ServiceIntentInfo[] newArray(int size) { 12375 return new PackageParser.ServiceIntentInfo[size]; 12376 } 12377 12378 @Override 12379 protected boolean isFilterStopped(PackageParser.ServiceIntentInfo filter, int userId) { 12380 if (!sUserManager.exists(userId)) return true; 12381 PackageParser.Package p = filter.service.owner; 12382 if (p != null) { 12383 PackageSetting ps = (PackageSetting)p.mExtras; 12384 if (ps != null) { 12385 // System apps are never considered stopped for purposes of 12386 // filtering, because there may be no way for the user to 12387 // actually re-launch them. 12388 return (ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) == 0 12389 && ps.getStopped(userId); 12390 } 12391 } 12392 return false; 12393 } 12394 12395 @Override 12396 protected boolean isPackageForFilter(String packageName, 12397 PackageParser.ServiceIntentInfo info) { 12398 return packageName.equals(info.service.owner.packageName); 12399 } 12400 12401 @Override 12402 protected ResolveInfo newResult(PackageParser.ServiceIntentInfo filter, 12403 int match, int userId) { 12404 if (!sUserManager.exists(userId)) return null; 12405 final PackageParser.ServiceIntentInfo info = (PackageParser.ServiceIntentInfo)filter; 12406 if (!mSettings.isEnabledAndMatchLPr(info.service.info, mFlags, userId)) { 12407 return null; 12408 } 12409 final PackageParser.Service service = info.service; 12410 PackageSetting ps = (PackageSetting) service.owner.mExtras; 12411 if (ps == null) { 12412 return null; 12413 } 12414 ServiceInfo si = PackageParser.generateServiceInfo(service, mFlags, 12415 ps.readUserState(userId), userId); 12416 if (si == null) { 12417 return null; 12418 } 12419 final ResolveInfo res = new ResolveInfo(); 12420 res.serviceInfo = si; 12421 if ((mFlags&PackageManager.GET_RESOLVED_FILTER) != 0) { 12422 res.filter = filter; 12423 } 12424 res.priority = info.getPriority(); 12425 res.preferredOrder = service.owner.mPreferredOrder; 12426 res.match = match; 12427 res.isDefault = info.hasDefault; 12428 res.labelRes = info.labelRes; 12429 res.nonLocalizedLabel = info.nonLocalizedLabel; 12430 res.icon = info.icon; 12431 res.system = res.serviceInfo.applicationInfo.isSystemApp(); 12432 return res; 12433 } 12434 12435 @Override 12436 protected void sortResults(List<ResolveInfo> results) { 12437 Collections.sort(results, mResolvePrioritySorter); 12438 } 12439 12440 @Override 12441 protected void dumpFilter(PrintWriter out, String prefix, 12442 PackageParser.ServiceIntentInfo filter) { 12443 out.print(prefix); out.print( 12444 Integer.toHexString(System.identityHashCode(filter.service))); 12445 out.print(' '); 12446 filter.service.printComponentShortName(out); 12447 out.print(" filter "); 12448 out.println(Integer.toHexString(System.identityHashCode(filter))); 12449 } 12450 12451 @Override 12452 protected Object filterToLabel(PackageParser.ServiceIntentInfo filter) { 12453 return filter.service; 12454 } 12455 12456 protected void dumpFilterLabel(PrintWriter out, String prefix, Object label, int count) { 12457 PackageParser.Service service = (PackageParser.Service)label; 12458 out.print(prefix); out.print( 12459 Integer.toHexString(System.identityHashCode(service))); 12460 out.print(' '); 12461 service.printComponentShortName(out); 12462 if (count > 1) { 12463 out.print(" ("); out.print(count); out.print(" filters)"); 12464 } 12465 out.println(); 12466 } 12467 12468// List<ResolveInfo> filterEnabled(List<ResolveInfo> resolveInfoList) { 12469// final Iterator<ResolveInfo> i = resolveInfoList.iterator(); 12470// final List<ResolveInfo> retList = Lists.newArrayList(); 12471// while (i.hasNext()) { 12472// final ResolveInfo resolveInfo = (ResolveInfo) i; 12473// if (isEnabledLP(resolveInfo.serviceInfo)) { 12474// retList.add(resolveInfo); 12475// } 12476// } 12477// return retList; 12478// } 12479 12480 // Keys are String (activity class name), values are Activity. 12481 private final ArrayMap<ComponentName, PackageParser.Service> mServices 12482 = new ArrayMap<ComponentName, PackageParser.Service>(); 12483 private int mFlags; 12484 } 12485 12486 private final class ProviderIntentResolver 12487 extends IntentResolver<PackageParser.ProviderIntentInfo, ResolveInfo> { 12488 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, 12489 boolean defaultOnly, boolean visibleToEphemeral, boolean isEphemeral, int userId) { 12490 mFlags = defaultOnly ? PackageManager.MATCH_DEFAULT_ONLY : 0; 12491 return super.queryIntent(intent, resolvedType, defaultOnly, visibleToEphemeral, 12492 isEphemeral, userId); 12493 } 12494 12495 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, int flags, 12496 int userId) { 12497 if (!sUserManager.exists(userId)) 12498 return null; 12499 mFlags = flags; 12500 return super.queryIntent(intent, resolvedType, 12501 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, 12502 (flags & PackageManager.MATCH_VISIBLE_TO_EPHEMERAL_ONLY) != 0, 12503 (flags & PackageManager.MATCH_EPHEMERAL) != 0, userId); 12504 } 12505 12506 public List<ResolveInfo> queryIntentForPackage(Intent intent, String resolvedType, 12507 int flags, ArrayList<PackageParser.Provider> packageProviders, int userId) { 12508 if (!sUserManager.exists(userId)) 12509 return null; 12510 if (packageProviders == null) { 12511 return null; 12512 } 12513 mFlags = flags; 12514 final boolean defaultOnly = (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0; 12515 final boolean isEphemeral = (flags&PackageManager.MATCH_EPHEMERAL) != 0; 12516 final boolean vislbleToEphemeral = 12517 (flags&PackageManager.MATCH_VISIBLE_TO_EPHEMERAL_ONLY) != 0; 12518 final int N = packageProviders.size(); 12519 ArrayList<PackageParser.ProviderIntentInfo[]> listCut = 12520 new ArrayList<PackageParser.ProviderIntentInfo[]>(N); 12521 12522 ArrayList<PackageParser.ProviderIntentInfo> intentFilters; 12523 for (int i = 0; i < N; ++i) { 12524 intentFilters = packageProviders.get(i).intents; 12525 if (intentFilters != null && intentFilters.size() > 0) { 12526 PackageParser.ProviderIntentInfo[] array = 12527 new PackageParser.ProviderIntentInfo[intentFilters.size()]; 12528 intentFilters.toArray(array); 12529 listCut.add(array); 12530 } 12531 } 12532 return super.queryIntentFromList(intent, resolvedType, defaultOnly, 12533 vislbleToEphemeral, isEphemeral, listCut, userId); 12534 } 12535 12536 public final void addProvider(PackageParser.Provider p) { 12537 if (mProviders.containsKey(p.getComponentName())) { 12538 Slog.w(TAG, "Provider " + p.getComponentName() + " already defined; ignoring"); 12539 return; 12540 } 12541 12542 mProviders.put(p.getComponentName(), p); 12543 if (DEBUG_SHOW_INFO) { 12544 Log.v(TAG, " " 12545 + (p.info.nonLocalizedLabel != null 12546 ? p.info.nonLocalizedLabel : p.info.name) + ":"); 12547 Log.v(TAG, " Class=" + p.info.name); 12548 } 12549 final int NI = p.intents.size(); 12550 int j; 12551 for (j = 0; j < NI; j++) { 12552 PackageParser.ProviderIntentInfo intent = p.intents.get(j); 12553 if (DEBUG_SHOW_INFO) { 12554 Log.v(TAG, " IntentFilter:"); 12555 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 12556 } 12557 if (!intent.debugCheck()) { 12558 Log.w(TAG, "==> For Provider " + p.info.name); 12559 } 12560 addFilter(intent); 12561 } 12562 } 12563 12564 public final void removeProvider(PackageParser.Provider p) { 12565 mProviders.remove(p.getComponentName()); 12566 if (DEBUG_SHOW_INFO) { 12567 Log.v(TAG, " " + (p.info.nonLocalizedLabel != null 12568 ? p.info.nonLocalizedLabel : p.info.name) + ":"); 12569 Log.v(TAG, " Class=" + p.info.name); 12570 } 12571 final int NI = p.intents.size(); 12572 int j; 12573 for (j = 0; j < NI; j++) { 12574 PackageParser.ProviderIntentInfo intent = p.intents.get(j); 12575 if (DEBUG_SHOW_INFO) { 12576 Log.v(TAG, " IntentFilter:"); 12577 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 12578 } 12579 removeFilter(intent); 12580 } 12581 } 12582 12583 @Override 12584 protected boolean allowFilterResult( 12585 PackageParser.ProviderIntentInfo filter, List<ResolveInfo> dest) { 12586 ProviderInfo filterPi = filter.provider.info; 12587 for (int i = dest.size() - 1; i >= 0; i--) { 12588 ProviderInfo destPi = dest.get(i).providerInfo; 12589 if (destPi.name == filterPi.name 12590 && destPi.packageName == filterPi.packageName) { 12591 return false; 12592 } 12593 } 12594 return true; 12595 } 12596 12597 @Override 12598 protected PackageParser.ProviderIntentInfo[] newArray(int size) { 12599 return new PackageParser.ProviderIntentInfo[size]; 12600 } 12601 12602 @Override 12603 protected boolean isFilterStopped(PackageParser.ProviderIntentInfo filter, int userId) { 12604 if (!sUserManager.exists(userId)) 12605 return true; 12606 PackageParser.Package p = filter.provider.owner; 12607 if (p != null) { 12608 PackageSetting ps = (PackageSetting) p.mExtras; 12609 if (ps != null) { 12610 // System apps are never considered stopped for purposes of 12611 // filtering, because there may be no way for the user to 12612 // actually re-launch them. 12613 return (ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) == 0 12614 && ps.getStopped(userId); 12615 } 12616 } 12617 return false; 12618 } 12619 12620 @Override 12621 protected boolean isPackageForFilter(String packageName, 12622 PackageParser.ProviderIntentInfo info) { 12623 return packageName.equals(info.provider.owner.packageName); 12624 } 12625 12626 @Override 12627 protected ResolveInfo newResult(PackageParser.ProviderIntentInfo filter, 12628 int match, int userId) { 12629 if (!sUserManager.exists(userId)) 12630 return null; 12631 final PackageParser.ProviderIntentInfo info = filter; 12632 if (!mSettings.isEnabledAndMatchLPr(info.provider.info, mFlags, userId)) { 12633 return null; 12634 } 12635 final PackageParser.Provider provider = info.provider; 12636 PackageSetting ps = (PackageSetting) provider.owner.mExtras; 12637 if (ps == null) { 12638 return null; 12639 } 12640 ProviderInfo pi = PackageParser.generateProviderInfo(provider, mFlags, 12641 ps.readUserState(userId), userId); 12642 if (pi == null) { 12643 return null; 12644 } 12645 final ResolveInfo res = new ResolveInfo(); 12646 res.providerInfo = pi; 12647 if ((mFlags & PackageManager.GET_RESOLVED_FILTER) != 0) { 12648 res.filter = filter; 12649 } 12650 res.priority = info.getPriority(); 12651 res.preferredOrder = provider.owner.mPreferredOrder; 12652 res.match = match; 12653 res.isDefault = info.hasDefault; 12654 res.labelRes = info.labelRes; 12655 res.nonLocalizedLabel = info.nonLocalizedLabel; 12656 res.icon = info.icon; 12657 res.system = res.providerInfo.applicationInfo.isSystemApp(); 12658 return res; 12659 } 12660 12661 @Override 12662 protected void sortResults(List<ResolveInfo> results) { 12663 Collections.sort(results, mResolvePrioritySorter); 12664 } 12665 12666 @Override 12667 protected void dumpFilter(PrintWriter out, String prefix, 12668 PackageParser.ProviderIntentInfo filter) { 12669 out.print(prefix); 12670 out.print( 12671 Integer.toHexString(System.identityHashCode(filter.provider))); 12672 out.print(' '); 12673 filter.provider.printComponentShortName(out); 12674 out.print(" filter "); 12675 out.println(Integer.toHexString(System.identityHashCode(filter))); 12676 } 12677 12678 @Override 12679 protected Object filterToLabel(PackageParser.ProviderIntentInfo filter) { 12680 return filter.provider; 12681 } 12682 12683 protected void dumpFilterLabel(PrintWriter out, String prefix, Object label, int count) { 12684 PackageParser.Provider provider = (PackageParser.Provider)label; 12685 out.print(prefix); out.print( 12686 Integer.toHexString(System.identityHashCode(provider))); 12687 out.print(' '); 12688 provider.printComponentShortName(out); 12689 if (count > 1) { 12690 out.print(" ("); out.print(count); out.print(" filters)"); 12691 } 12692 out.println(); 12693 } 12694 12695 private final ArrayMap<ComponentName, PackageParser.Provider> mProviders 12696 = new ArrayMap<ComponentName, PackageParser.Provider>(); 12697 private int mFlags; 12698 } 12699 12700 static final class EphemeralIntentResolver 12701 extends IntentResolver<EphemeralResponse, EphemeralResponse> { 12702 /** 12703 * The result that has the highest defined order. Ordering applies on a 12704 * per-package basis. Mapping is from package name to Pair of order and 12705 * EphemeralResolveInfo. 12706 * <p> 12707 * NOTE: This is implemented as a field variable for convenience and efficiency. 12708 * By having a field variable, we're able to track filter ordering as soon as 12709 * a non-zero order is defined. Otherwise, multiple loops across the result set 12710 * would be needed to apply ordering. If the intent resolver becomes re-entrant, 12711 * this needs to be contained entirely within {@link #filterResults()}. 12712 */ 12713 final ArrayMap<String, Pair<Integer, EphemeralResolveInfo>> mOrderResult = new ArrayMap<>(); 12714 12715 @Override 12716 protected EphemeralResponse[] newArray(int size) { 12717 return new EphemeralResponse[size]; 12718 } 12719 12720 @Override 12721 protected boolean isPackageForFilter(String packageName, EphemeralResponse responseObj) { 12722 return true; 12723 } 12724 12725 @Override 12726 protected EphemeralResponse newResult(EphemeralResponse responseObj, int match, 12727 int userId) { 12728 if (!sUserManager.exists(userId)) { 12729 return null; 12730 } 12731 final String packageName = responseObj.resolveInfo.getPackageName(); 12732 final Integer order = responseObj.getOrder(); 12733 final Pair<Integer, EphemeralResolveInfo> lastOrderResult = 12734 mOrderResult.get(packageName); 12735 // ordering is enabled and this item's order isn't high enough 12736 if (lastOrderResult != null && lastOrderResult.first >= order) { 12737 return null; 12738 } 12739 final EphemeralResolveInfo res = responseObj.resolveInfo; 12740 if (order > 0) { 12741 // non-zero order, enable ordering 12742 mOrderResult.put(packageName, new Pair<>(order, res)); 12743 } 12744 return responseObj; 12745 } 12746 12747 @Override 12748 protected void filterResults(List<EphemeralResponse> results) { 12749 // only do work if ordering is enabled [most of the time it won't be] 12750 if (mOrderResult.size() == 0) { 12751 return; 12752 } 12753 int resultSize = results.size(); 12754 for (int i = 0; i < resultSize; i++) { 12755 final EphemeralResolveInfo info = results.get(i).resolveInfo; 12756 final String packageName = info.getPackageName(); 12757 final Pair<Integer, EphemeralResolveInfo> savedInfo = mOrderResult.get(packageName); 12758 if (savedInfo == null) { 12759 // package doesn't having ordering 12760 continue; 12761 } 12762 if (savedInfo.second == info) { 12763 // circled back to the highest ordered item; remove from order list 12764 mOrderResult.remove(savedInfo); 12765 if (mOrderResult.size() == 0) { 12766 // no more ordered items 12767 break; 12768 } 12769 continue; 12770 } 12771 // item has a worse order, remove it from the result list 12772 results.remove(i); 12773 resultSize--; 12774 i--; 12775 } 12776 } 12777 } 12778 12779 private static final Comparator<ResolveInfo> mResolvePrioritySorter = 12780 new Comparator<ResolveInfo>() { 12781 public int compare(ResolveInfo r1, ResolveInfo r2) { 12782 int v1 = r1.priority; 12783 int v2 = r2.priority; 12784 //System.out.println("Comparing: q1=" + q1 + " q2=" + q2); 12785 if (v1 != v2) { 12786 return (v1 > v2) ? -1 : 1; 12787 } 12788 v1 = r1.preferredOrder; 12789 v2 = r2.preferredOrder; 12790 if (v1 != v2) { 12791 return (v1 > v2) ? -1 : 1; 12792 } 12793 if (r1.isDefault != r2.isDefault) { 12794 return r1.isDefault ? -1 : 1; 12795 } 12796 v1 = r1.match; 12797 v2 = r2.match; 12798 //System.out.println("Comparing: m1=" + m1 + " m2=" + m2); 12799 if (v1 != v2) { 12800 return (v1 > v2) ? -1 : 1; 12801 } 12802 if (r1.system != r2.system) { 12803 return r1.system ? -1 : 1; 12804 } 12805 if (r1.activityInfo != null) { 12806 return r1.activityInfo.packageName.compareTo(r2.activityInfo.packageName); 12807 } 12808 if (r1.serviceInfo != null) { 12809 return r1.serviceInfo.packageName.compareTo(r2.serviceInfo.packageName); 12810 } 12811 if (r1.providerInfo != null) { 12812 return r1.providerInfo.packageName.compareTo(r2.providerInfo.packageName); 12813 } 12814 return 0; 12815 } 12816 }; 12817 12818 private static final Comparator<ProviderInfo> mProviderInitOrderSorter = 12819 new Comparator<ProviderInfo>() { 12820 public int compare(ProviderInfo p1, ProviderInfo p2) { 12821 final int v1 = p1.initOrder; 12822 final int v2 = p2.initOrder; 12823 return (v1 > v2) ? -1 : ((v1 < v2) ? 1 : 0); 12824 } 12825 }; 12826 12827 final void sendPackageBroadcast(final String action, final String pkg, final Bundle extras, 12828 final int flags, final String targetPkg, final IIntentReceiver finishedReceiver, 12829 final int[] userIds) { 12830 mHandler.post(new Runnable() { 12831 @Override 12832 public void run() { 12833 try { 12834 final IActivityManager am = ActivityManager.getService(); 12835 if (am == null) return; 12836 final int[] resolvedUserIds; 12837 if (userIds == null) { 12838 resolvedUserIds = am.getRunningUserIds(); 12839 } else { 12840 resolvedUserIds = userIds; 12841 } 12842 for (int id : resolvedUserIds) { 12843 final Intent intent = new Intent(action, 12844 pkg != null ? Uri.fromParts(PACKAGE_SCHEME, pkg, null) : null); 12845 if (extras != null) { 12846 intent.putExtras(extras); 12847 } 12848 if (targetPkg != null) { 12849 intent.setPackage(targetPkg); 12850 } 12851 // Modify the UID when posting to other users 12852 int uid = intent.getIntExtra(Intent.EXTRA_UID, -1); 12853 if (uid > 0 && UserHandle.getUserId(uid) != id) { 12854 uid = UserHandle.getUid(id, UserHandle.getAppId(uid)); 12855 intent.putExtra(Intent.EXTRA_UID, uid); 12856 } 12857 intent.putExtra(Intent.EXTRA_USER_HANDLE, id); 12858 intent.addFlags(Intent.FLAG_RECEIVER_REGISTERED_ONLY_BEFORE_BOOT | flags); 12859 if (DEBUG_BROADCASTS) { 12860 RuntimeException here = new RuntimeException("here"); 12861 here.fillInStackTrace(); 12862 Slog.d(TAG, "Sending to user " + id + ": " 12863 + intent.toShortString(false, true, false, false) 12864 + " " + intent.getExtras(), here); 12865 } 12866 am.broadcastIntent(null, intent, null, finishedReceiver, 12867 0, null, null, null, android.app.AppOpsManager.OP_NONE, 12868 null, finishedReceiver != null, false, id); 12869 } 12870 } catch (RemoteException ex) { 12871 } 12872 } 12873 }); 12874 } 12875 12876 /** 12877 * Check if the external storage media is available. This is true if there 12878 * is a mounted external storage medium or if the external storage is 12879 * emulated. 12880 */ 12881 private boolean isExternalMediaAvailable() { 12882 return mMediaMounted || Environment.isExternalStorageEmulated(); 12883 } 12884 12885 @Override 12886 public PackageCleanItem nextPackageToClean(PackageCleanItem lastPackage) { 12887 // writer 12888 synchronized (mPackages) { 12889 if (!isExternalMediaAvailable()) { 12890 // If the external storage is no longer mounted at this point, 12891 // the caller may not have been able to delete all of this 12892 // packages files and can not delete any more. Bail. 12893 return null; 12894 } 12895 final ArrayList<PackageCleanItem> pkgs = mSettings.mPackagesToBeCleaned; 12896 if (lastPackage != null) { 12897 pkgs.remove(lastPackage); 12898 } 12899 if (pkgs.size() > 0) { 12900 return pkgs.get(0); 12901 } 12902 } 12903 return null; 12904 } 12905 12906 void schedulePackageCleaning(String packageName, int userId, boolean andCode) { 12907 final Message msg = mHandler.obtainMessage(START_CLEANING_PACKAGE, 12908 userId, andCode ? 1 : 0, packageName); 12909 if (mSystemReady) { 12910 msg.sendToTarget(); 12911 } else { 12912 if (mPostSystemReadyMessages == null) { 12913 mPostSystemReadyMessages = new ArrayList<>(); 12914 } 12915 mPostSystemReadyMessages.add(msg); 12916 } 12917 } 12918 12919 void startCleaningPackages() { 12920 // reader 12921 if (!isExternalMediaAvailable()) { 12922 return; 12923 } 12924 synchronized (mPackages) { 12925 if (mSettings.mPackagesToBeCleaned.isEmpty()) { 12926 return; 12927 } 12928 } 12929 Intent intent = new Intent(PackageManager.ACTION_CLEAN_EXTERNAL_STORAGE); 12930 intent.setComponent(DEFAULT_CONTAINER_COMPONENT); 12931 IActivityManager am = ActivityManager.getService(); 12932 if (am != null) { 12933 try { 12934 am.startService(null, intent, null, -1, null, mContext.getOpPackageName(), 12935 UserHandle.USER_SYSTEM); 12936 } catch (RemoteException e) { 12937 } 12938 } 12939 } 12940 12941 @Override 12942 public void installPackageAsUser(String originPath, IPackageInstallObserver2 observer, 12943 int installFlags, String installerPackageName, int userId) { 12944 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.INSTALL_PACKAGES, null); 12945 12946 final int callingUid = Binder.getCallingUid(); 12947 enforceCrossUserPermission(callingUid, userId, 12948 true /* requireFullPermission */, true /* checkShell */, "installPackageAsUser"); 12949 12950 if (isUserRestricted(userId, UserManager.DISALLOW_INSTALL_APPS)) { 12951 try { 12952 if (observer != null) { 12953 observer.onPackageInstalled("", INSTALL_FAILED_USER_RESTRICTED, null, null); 12954 } 12955 } catch (RemoteException re) { 12956 } 12957 return; 12958 } 12959 12960 if ((callingUid == Process.SHELL_UID) || (callingUid == Process.ROOT_UID)) { 12961 installFlags |= PackageManager.INSTALL_FROM_ADB; 12962 12963 } else { 12964 // Caller holds INSTALL_PACKAGES permission, so we're less strict 12965 // about installerPackageName. 12966 12967 installFlags &= ~PackageManager.INSTALL_FROM_ADB; 12968 installFlags &= ~PackageManager.INSTALL_ALL_USERS; 12969 } 12970 12971 UserHandle user; 12972 if ((installFlags & PackageManager.INSTALL_ALL_USERS) != 0) { 12973 user = UserHandle.ALL; 12974 } else { 12975 user = new UserHandle(userId); 12976 } 12977 12978 // Only system components can circumvent runtime permissions when installing. 12979 if ((installFlags & PackageManager.INSTALL_GRANT_RUNTIME_PERMISSIONS) != 0 12980 && mContext.checkCallingOrSelfPermission(Manifest.permission 12981 .INSTALL_GRANT_RUNTIME_PERMISSIONS) == PackageManager.PERMISSION_DENIED) { 12982 throw new SecurityException("You need the " 12983 + "android.permission.INSTALL_GRANT_RUNTIME_PERMISSIONS permission " 12984 + "to use the PackageManager.INSTALL_GRANT_RUNTIME_PERMISSIONS flag"); 12985 } 12986 12987 final File originFile = new File(originPath); 12988 final OriginInfo origin = OriginInfo.fromUntrustedFile(originFile); 12989 12990 final Message msg = mHandler.obtainMessage(INIT_COPY); 12991 final VerificationInfo verificationInfo = new VerificationInfo( 12992 null /*originatingUri*/, null /*referrer*/, -1 /*originatingUid*/, callingUid); 12993 final InstallParams params = new InstallParams(origin, null /*moveInfo*/, observer, 12994 installFlags, installerPackageName, null /*volumeUuid*/, verificationInfo, user, 12995 null /*packageAbiOverride*/, null /*grantedPermissions*/, 12996 null /*certificates*/, PackageManager.INSTALL_REASON_UNKNOWN); 12997 params.setTraceMethod("installAsUser").setTraceCookie(System.identityHashCode(params)); 12998 msg.obj = params; 12999 13000 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "installAsUser", 13001 System.identityHashCode(msg.obj)); 13002 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "queueInstall", 13003 System.identityHashCode(msg.obj)); 13004 13005 mHandler.sendMessage(msg); 13006 } 13007 13008 13009 /** 13010 * Ensure that the install reason matches what we know about the package installer (e.g. whether 13011 * it is acting on behalf on an enterprise or the user). 13012 * 13013 * Note that the ordering of the conditionals in this method is important. The checks we perform 13014 * are as follows, in this order: 13015 * 13016 * 1) If the install is being performed by a system app, we can trust the app to have set the 13017 * install reason correctly. Thus, we pass through the install reason unchanged, no matter 13018 * what it is. 13019 * 2) If the install is being performed by a device or profile owner app, the install reason 13020 * should be enterprise policy. However, we cannot be sure that the device or profile owner 13021 * set the install reason correctly. If the app targets an older SDK version where install 13022 * reasons did not exist yet, or if the app author simply forgot, the install reason may be 13023 * unset or wrong. Thus, we force the install reason to be enterprise policy. 13024 * 3) In all other cases, the install is being performed by a regular app that is neither part 13025 * of the system nor a device or profile owner. We have no reason to believe that this app is 13026 * acting on behalf of the enterprise admin. Thus, we check whether the install reason was 13027 * set to enterprise policy and if so, change it to unknown instead. 13028 */ 13029 private int fixUpInstallReason(String installerPackageName, int installerUid, 13030 int installReason) { 13031 if (checkUidPermission(android.Manifest.permission.INSTALL_PACKAGES, installerUid) 13032 == PERMISSION_GRANTED) { 13033 // If the install is being performed by a system app, we trust that app to have set the 13034 // install reason correctly. 13035 return installReason; 13036 } 13037 13038 final IDevicePolicyManager dpm = IDevicePolicyManager.Stub.asInterface( 13039 ServiceManager.getService(Context.DEVICE_POLICY_SERVICE)); 13040 if (dpm != null) { 13041 ComponentName owner = null; 13042 try { 13043 owner = dpm.getDeviceOwnerComponent(true /* callingUserOnly */); 13044 if (owner == null) { 13045 owner = dpm.getProfileOwner(UserHandle.getUserId(installerUid)); 13046 } 13047 } catch (RemoteException e) { 13048 } 13049 if (owner != null && owner.getPackageName().equals(installerPackageName)) { 13050 // If the install is being performed by a device or profile owner, the install 13051 // reason should be enterprise policy. 13052 return PackageManager.INSTALL_REASON_POLICY; 13053 } 13054 } 13055 13056 if (installReason == PackageManager.INSTALL_REASON_POLICY) { 13057 // If the install is being performed by a regular app (i.e. neither system app nor 13058 // device or profile owner), we have no reason to believe that the app is acting on 13059 // behalf of an enterprise. If the app set the install reason to enterprise policy, 13060 // change it to unknown instead. 13061 return PackageManager.INSTALL_REASON_UNKNOWN; 13062 } 13063 13064 // If the install is being performed by a regular app and the install reason was set to any 13065 // value but enterprise policy, leave the install reason unchanged. 13066 return installReason; 13067 } 13068 13069 void installStage(String packageName, File stagedDir, String stagedCid, 13070 IPackageInstallObserver2 observer, PackageInstaller.SessionParams sessionParams, 13071 String installerPackageName, int installerUid, UserHandle user, 13072 Certificate[][] certificates) { 13073 if (DEBUG_EPHEMERAL) { 13074 if ((sessionParams.installFlags & PackageManager.INSTALL_EPHEMERAL) != 0) { 13075 Slog.d(TAG, "Ephemeral install of " + packageName); 13076 } 13077 } 13078 final VerificationInfo verificationInfo = new VerificationInfo( 13079 sessionParams.originatingUri, sessionParams.referrerUri, 13080 sessionParams.originatingUid, installerUid); 13081 13082 final OriginInfo origin; 13083 if (stagedDir != null) { 13084 origin = OriginInfo.fromStagedFile(stagedDir); 13085 } else { 13086 origin = OriginInfo.fromStagedContainer(stagedCid); 13087 } 13088 13089 final Message msg = mHandler.obtainMessage(INIT_COPY); 13090 final int installReason = fixUpInstallReason(installerPackageName, installerUid, 13091 sessionParams.installReason); 13092 final InstallParams params = new InstallParams(origin, null, observer, 13093 sessionParams.installFlags, installerPackageName, sessionParams.volumeUuid, 13094 verificationInfo, user, sessionParams.abiOverride, 13095 sessionParams.grantedRuntimePermissions, certificates, installReason); 13096 params.setTraceMethod("installStage").setTraceCookie(System.identityHashCode(params)); 13097 msg.obj = params; 13098 13099 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "installStage", 13100 System.identityHashCode(msg.obj)); 13101 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "queueInstall", 13102 System.identityHashCode(msg.obj)); 13103 13104 mHandler.sendMessage(msg); 13105 } 13106 13107 private void sendPackageAddedForUser(String packageName, PackageSetting pkgSetting, 13108 int userId) { 13109 final boolean isSystem = isSystemApp(pkgSetting) || isUpdatedSystemApp(pkgSetting); 13110 sendPackageAddedForNewUsers(packageName, isSystem, pkgSetting.appId, userId); 13111 } 13112 13113 private void sendPackageAddedForNewUsers(String packageName, boolean isSystem, 13114 int appId, int... userIds) { 13115 if (ArrayUtils.isEmpty(userIds)) { 13116 return; 13117 } 13118 Bundle extras = new Bundle(1); 13119 // Set to UID of the first user, EXTRA_UID is automatically updated in sendPackageBroadcast 13120 extras.putInt(Intent.EXTRA_UID, UserHandle.getUid(userIds[0], appId)); 13121 13122 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, 13123 packageName, extras, 0, null, null, userIds); 13124 if (isSystem) { 13125 mHandler.post(() -> { 13126 for (int userId : userIds) { 13127 sendBootCompletedBroadcastToSystemApp(packageName, userId); 13128 } 13129 } 13130 ); 13131 } 13132 } 13133 13134 /** 13135 * The just-installed/enabled app is bundled on the system, so presumed to be able to run 13136 * automatically without needing an explicit launch. 13137 * Send it a LOCKED_BOOT_COMPLETED/BOOT_COMPLETED if it would ordinarily have gotten ones. 13138 */ 13139 private void sendBootCompletedBroadcastToSystemApp(String packageName, int userId) { 13140 // If user is not running, the app didn't miss any broadcast 13141 if (!mUserManagerInternal.isUserRunning(userId)) { 13142 return; 13143 } 13144 final IActivityManager am = ActivityManager.getService(); 13145 try { 13146 // Deliver LOCKED_BOOT_COMPLETED first 13147 Intent lockedBcIntent = new Intent(Intent.ACTION_LOCKED_BOOT_COMPLETED) 13148 .setPackage(packageName); 13149 final String[] requiredPermissions = {Manifest.permission.RECEIVE_BOOT_COMPLETED}; 13150 am.broadcastIntent(null, lockedBcIntent, null, null, 0, null, null, requiredPermissions, 13151 android.app.AppOpsManager.OP_NONE, null, false, false, userId); 13152 13153 // Deliver BOOT_COMPLETED only if user is unlocked 13154 if (mUserManagerInternal.isUserUnlockingOrUnlocked(userId)) { 13155 Intent bcIntent = new Intent(Intent.ACTION_BOOT_COMPLETED).setPackage(packageName); 13156 am.broadcastIntent(null, bcIntent, null, null, 0, null, null, requiredPermissions, 13157 android.app.AppOpsManager.OP_NONE, null, false, false, userId); 13158 } 13159 } catch (RemoteException e) { 13160 throw e.rethrowFromSystemServer(); 13161 } 13162 } 13163 13164 @Override 13165 public boolean setApplicationHiddenSettingAsUser(String packageName, boolean hidden, 13166 int userId) { 13167 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MANAGE_USERS, null); 13168 PackageSetting pkgSetting; 13169 final int uid = Binder.getCallingUid(); 13170 enforceCrossUserPermission(uid, userId, 13171 true /* requireFullPermission */, true /* checkShell */, 13172 "setApplicationHiddenSetting for user " + userId); 13173 13174 if (hidden && isPackageDeviceAdmin(packageName, userId)) { 13175 Slog.w(TAG, "Not hiding package " + packageName + ": has active device admin"); 13176 return false; 13177 } 13178 13179 long callingId = Binder.clearCallingIdentity(); 13180 try { 13181 boolean sendAdded = false; 13182 boolean sendRemoved = false; 13183 // writer 13184 synchronized (mPackages) { 13185 pkgSetting = mSettings.mPackages.get(packageName); 13186 if (pkgSetting == null) { 13187 return false; 13188 } 13189 // Do not allow "android" is being disabled 13190 if ("android".equals(packageName)) { 13191 Slog.w(TAG, "Cannot hide package: android"); 13192 return false; 13193 } 13194 // Cannot hide static shared libs as they are considered 13195 // a part of the using app (emulating static linking). Also 13196 // static libs are installed always on internal storage. 13197 PackageParser.Package pkg = mPackages.get(packageName); 13198 if (pkg != null && pkg.staticSharedLibName != null) { 13199 Slog.w(TAG, "Cannot hide package: " + packageName 13200 + " providing static shared library: " 13201 + pkg.staticSharedLibName); 13202 return false; 13203 } 13204 // Only allow protected packages to hide themselves. 13205 if (hidden && !UserHandle.isSameApp(uid, pkgSetting.appId) 13206 && mProtectedPackages.isPackageStateProtected(userId, packageName)) { 13207 Slog.w(TAG, "Not hiding protected package: " + packageName); 13208 return false; 13209 } 13210 13211 if (pkgSetting.getHidden(userId) != hidden) { 13212 pkgSetting.setHidden(hidden, userId); 13213 mSettings.writePackageRestrictionsLPr(userId); 13214 if (hidden) { 13215 sendRemoved = true; 13216 } else { 13217 sendAdded = true; 13218 } 13219 } 13220 } 13221 if (sendAdded) { 13222 sendPackageAddedForUser(packageName, pkgSetting, userId); 13223 return true; 13224 } 13225 if (sendRemoved) { 13226 killApplication(packageName, UserHandle.getUid(userId, pkgSetting.appId), 13227 "hiding pkg"); 13228 sendApplicationHiddenForUser(packageName, pkgSetting, userId); 13229 return true; 13230 } 13231 } finally { 13232 Binder.restoreCallingIdentity(callingId); 13233 } 13234 return false; 13235 } 13236 13237 private void sendApplicationHiddenForUser(String packageName, PackageSetting pkgSetting, 13238 int userId) { 13239 final PackageRemovedInfo info = new PackageRemovedInfo(); 13240 info.removedPackage = packageName; 13241 info.removedUsers = new int[] {userId}; 13242 info.uid = UserHandle.getUid(userId, pkgSetting.appId); 13243 info.sendPackageRemovedBroadcasts(true /*killApp*/); 13244 } 13245 13246 private void sendPackagesSuspendedForUser(String[] pkgList, int userId, boolean suspended) { 13247 if (pkgList.length > 0) { 13248 Bundle extras = new Bundle(1); 13249 extras.putStringArray(Intent.EXTRA_CHANGED_PACKAGE_LIST, pkgList); 13250 13251 sendPackageBroadcast( 13252 suspended ? Intent.ACTION_PACKAGES_SUSPENDED 13253 : Intent.ACTION_PACKAGES_UNSUSPENDED, 13254 null, extras, Intent.FLAG_RECEIVER_REGISTERED_ONLY, null, null, 13255 new int[] {userId}); 13256 } 13257 } 13258 13259 /** 13260 * Returns true if application is not found or there was an error. Otherwise it returns 13261 * the hidden state of the package for the given user. 13262 */ 13263 @Override 13264 public boolean getApplicationHiddenSettingAsUser(String packageName, int userId) { 13265 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MANAGE_USERS, null); 13266 enforceCrossUserPermission(Binder.getCallingUid(), userId, 13267 true /* requireFullPermission */, false /* checkShell */, 13268 "getApplicationHidden for user " + userId); 13269 PackageSetting pkgSetting; 13270 long callingId = Binder.clearCallingIdentity(); 13271 try { 13272 // writer 13273 synchronized (mPackages) { 13274 pkgSetting = mSettings.mPackages.get(packageName); 13275 if (pkgSetting == null) { 13276 return true; 13277 } 13278 return pkgSetting.getHidden(userId); 13279 } 13280 } finally { 13281 Binder.restoreCallingIdentity(callingId); 13282 } 13283 } 13284 13285 /** 13286 * @hide 13287 */ 13288 @Override 13289 public int installExistingPackageAsUser(String packageName, int userId, int installReason) { 13290 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.INSTALL_PACKAGES, 13291 null); 13292 PackageSetting pkgSetting; 13293 final int uid = Binder.getCallingUid(); 13294 enforceCrossUserPermission(uid, userId, 13295 true /* requireFullPermission */, true /* checkShell */, 13296 "installExistingPackage for user " + userId); 13297 if (isUserRestricted(userId, UserManager.DISALLOW_INSTALL_APPS)) { 13298 return PackageManager.INSTALL_FAILED_USER_RESTRICTED; 13299 } 13300 13301 long callingId = Binder.clearCallingIdentity(); 13302 try { 13303 boolean installed = false; 13304 13305 // writer 13306 synchronized (mPackages) { 13307 pkgSetting = mSettings.mPackages.get(packageName); 13308 if (pkgSetting == null) { 13309 return PackageManager.INSTALL_FAILED_INVALID_URI; 13310 } 13311 if (!pkgSetting.getInstalled(userId)) { 13312 pkgSetting.setInstalled(true, userId); 13313 pkgSetting.setHidden(false, userId); 13314 pkgSetting.setInstallReason(installReason, userId); 13315 mSettings.writePackageRestrictionsLPr(userId); 13316 installed = true; 13317 } 13318 } 13319 13320 if (installed) { 13321 if (pkgSetting.pkg != null) { 13322 synchronized (mInstallLock) { 13323 // We don't need to freeze for a brand new install 13324 prepareAppDataAfterInstallLIF(pkgSetting.pkg); 13325 } 13326 } 13327 sendPackageAddedForUser(packageName, pkgSetting, userId); 13328 synchronized (mPackages) { 13329 updateSequenceNumberLP(packageName, new int[]{ userId }); 13330 } 13331 } 13332 } finally { 13333 Binder.restoreCallingIdentity(callingId); 13334 } 13335 13336 return PackageManager.INSTALL_SUCCEEDED; 13337 } 13338 13339 boolean isUserRestricted(int userId, String restrictionKey) { 13340 Bundle restrictions = sUserManager.getUserRestrictions(userId); 13341 if (restrictions.getBoolean(restrictionKey, false)) { 13342 Log.w(TAG, "User is restricted: " + restrictionKey); 13343 return true; 13344 } 13345 return false; 13346 } 13347 13348 @Override 13349 public String[] setPackagesSuspendedAsUser(String[] packageNames, boolean suspended, 13350 int userId) { 13351 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MANAGE_USERS, null); 13352 enforceCrossUserPermission(Binder.getCallingUid(), userId, 13353 true /* requireFullPermission */, true /* checkShell */, 13354 "setPackagesSuspended for user " + userId); 13355 13356 if (ArrayUtils.isEmpty(packageNames)) { 13357 return packageNames; 13358 } 13359 13360 // List of package names for whom the suspended state has changed. 13361 List<String> changedPackages = new ArrayList<>(packageNames.length); 13362 // List of package names for whom the suspended state is not set as requested in this 13363 // method. 13364 List<String> unactionedPackages = new ArrayList<>(packageNames.length); 13365 long callingId = Binder.clearCallingIdentity(); 13366 try { 13367 for (int i = 0; i < packageNames.length; i++) { 13368 String packageName = packageNames[i]; 13369 boolean changed = false; 13370 final int appId; 13371 synchronized (mPackages) { 13372 final PackageSetting pkgSetting = mSettings.mPackages.get(packageName); 13373 if (pkgSetting == null) { 13374 Slog.w(TAG, "Could not find package setting for package \"" + packageName 13375 + "\". Skipping suspending/un-suspending."); 13376 unactionedPackages.add(packageName); 13377 continue; 13378 } 13379 appId = pkgSetting.appId; 13380 if (pkgSetting.getSuspended(userId) != suspended) { 13381 if (!canSuspendPackageForUserLocked(packageName, userId)) { 13382 unactionedPackages.add(packageName); 13383 continue; 13384 } 13385 pkgSetting.setSuspended(suspended, userId); 13386 mSettings.writePackageRestrictionsLPr(userId); 13387 changed = true; 13388 changedPackages.add(packageName); 13389 } 13390 } 13391 13392 if (changed && suspended) { 13393 killApplication(packageName, UserHandle.getUid(userId, appId), 13394 "suspending package"); 13395 } 13396 } 13397 } finally { 13398 Binder.restoreCallingIdentity(callingId); 13399 } 13400 13401 if (!changedPackages.isEmpty()) { 13402 sendPackagesSuspendedForUser(changedPackages.toArray( 13403 new String[changedPackages.size()]), userId, suspended); 13404 } 13405 13406 return unactionedPackages.toArray(new String[unactionedPackages.size()]); 13407 } 13408 13409 @Override 13410 public boolean isPackageSuspendedForUser(String packageName, int userId) { 13411 enforceCrossUserPermission(Binder.getCallingUid(), userId, 13412 true /* requireFullPermission */, false /* checkShell */, 13413 "isPackageSuspendedForUser for user " + userId); 13414 synchronized (mPackages) { 13415 final PackageSetting pkgSetting = mSettings.mPackages.get(packageName); 13416 if (pkgSetting == null) { 13417 throw new IllegalArgumentException("Unknown target package: " + packageName); 13418 } 13419 return pkgSetting.getSuspended(userId); 13420 } 13421 } 13422 13423 private boolean canSuspendPackageForUserLocked(String packageName, int userId) { 13424 if (isPackageDeviceAdmin(packageName, userId)) { 13425 Slog.w(TAG, "Cannot suspend/un-suspend package \"" + packageName 13426 + "\": has an active device admin"); 13427 return false; 13428 } 13429 13430 String activeLauncherPackageName = getActiveLauncherPackageName(userId); 13431 if (packageName.equals(activeLauncherPackageName)) { 13432 Slog.w(TAG, "Cannot suspend/un-suspend package \"" + packageName 13433 + "\": contains the active launcher"); 13434 return false; 13435 } 13436 13437 if (packageName.equals(mRequiredInstallerPackage)) { 13438 Slog.w(TAG, "Cannot suspend/un-suspend package \"" + packageName 13439 + "\": required for package installation"); 13440 return false; 13441 } 13442 13443 if (packageName.equals(mRequiredUninstallerPackage)) { 13444 Slog.w(TAG, "Cannot suspend/un-suspend package \"" + packageName 13445 + "\": required for package uninstallation"); 13446 return false; 13447 } 13448 13449 if (packageName.equals(mRequiredVerifierPackage)) { 13450 Slog.w(TAG, "Cannot suspend/un-suspend package \"" + packageName 13451 + "\": required for package verification"); 13452 return false; 13453 } 13454 13455 if (packageName.equals(getDefaultDialerPackageName(userId))) { 13456 Slog.w(TAG, "Cannot suspend/un-suspend package \"" + packageName 13457 + "\": is the default dialer"); 13458 return false; 13459 } 13460 13461 if (mProtectedPackages.isPackageStateProtected(userId, packageName)) { 13462 Slog.w(TAG, "Cannot suspend/un-suspend package \"" + packageName 13463 + "\": protected package"); 13464 return false; 13465 } 13466 13467 // Cannot suspend static shared libs as they are considered 13468 // a part of the using app (emulating static linking). Also 13469 // static libs are installed always on internal storage. 13470 PackageParser.Package pkg = mPackages.get(packageName); 13471 if (pkg != null && pkg.applicationInfo.isStaticSharedLibrary()) { 13472 Slog.w(TAG, "Cannot suspend package: " + packageName 13473 + " providing static shared library: " 13474 + pkg.staticSharedLibName); 13475 return false; 13476 } 13477 13478 return true; 13479 } 13480 13481 private String getActiveLauncherPackageName(int userId) { 13482 Intent intent = new Intent(Intent.ACTION_MAIN); 13483 intent.addCategory(Intent.CATEGORY_HOME); 13484 ResolveInfo resolveInfo = resolveIntent( 13485 intent, 13486 intent.resolveTypeIfNeeded(mContext.getContentResolver()), 13487 PackageManager.MATCH_DEFAULT_ONLY, 13488 userId); 13489 13490 return resolveInfo == null ? null : resolveInfo.activityInfo.packageName; 13491 } 13492 13493 private String getDefaultDialerPackageName(int userId) { 13494 synchronized (mPackages) { 13495 return mSettings.getDefaultDialerPackageNameLPw(userId); 13496 } 13497 } 13498 13499 @Override 13500 public void verifyPendingInstall(int id, int verificationCode) throws RemoteException { 13501 mContext.enforceCallingOrSelfPermission( 13502 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 13503 "Only package verification agents can verify applications"); 13504 13505 final Message msg = mHandler.obtainMessage(PACKAGE_VERIFIED); 13506 final PackageVerificationResponse response = new PackageVerificationResponse( 13507 verificationCode, Binder.getCallingUid()); 13508 msg.arg1 = id; 13509 msg.obj = response; 13510 mHandler.sendMessage(msg); 13511 } 13512 13513 @Override 13514 public void extendVerificationTimeout(int id, int verificationCodeAtTimeout, 13515 long millisecondsToDelay) { 13516 mContext.enforceCallingOrSelfPermission( 13517 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 13518 "Only package verification agents can extend verification timeouts"); 13519 13520 final PackageVerificationState state = mPendingVerification.get(id); 13521 final PackageVerificationResponse response = new PackageVerificationResponse( 13522 verificationCodeAtTimeout, Binder.getCallingUid()); 13523 13524 if (millisecondsToDelay > PackageManager.MAXIMUM_VERIFICATION_TIMEOUT) { 13525 millisecondsToDelay = PackageManager.MAXIMUM_VERIFICATION_TIMEOUT; 13526 } 13527 if (millisecondsToDelay < 0) { 13528 millisecondsToDelay = 0; 13529 } 13530 if ((verificationCodeAtTimeout != PackageManager.VERIFICATION_ALLOW) 13531 && (verificationCodeAtTimeout != PackageManager.VERIFICATION_REJECT)) { 13532 verificationCodeAtTimeout = PackageManager.VERIFICATION_REJECT; 13533 } 13534 13535 if ((state != null) && !state.timeoutExtended()) { 13536 state.extendTimeout(); 13537 13538 final Message msg = mHandler.obtainMessage(PACKAGE_VERIFIED); 13539 msg.arg1 = id; 13540 msg.obj = response; 13541 mHandler.sendMessageDelayed(msg, millisecondsToDelay); 13542 } 13543 } 13544 13545 private void broadcastPackageVerified(int verificationId, Uri packageUri, 13546 int verificationCode, UserHandle user) { 13547 final Intent intent = new Intent(Intent.ACTION_PACKAGE_VERIFIED); 13548 intent.setDataAndType(packageUri, PACKAGE_MIME_TYPE); 13549 intent.addFlags(Intent.FLAG_GRANT_READ_URI_PERMISSION); 13550 intent.putExtra(PackageManager.EXTRA_VERIFICATION_ID, verificationId); 13551 intent.putExtra(PackageManager.EXTRA_VERIFICATION_RESULT, verificationCode); 13552 13553 mContext.sendBroadcastAsUser(intent, user, 13554 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT); 13555 } 13556 13557 private ComponentName matchComponentForVerifier(String packageName, 13558 List<ResolveInfo> receivers) { 13559 ActivityInfo targetReceiver = null; 13560 13561 final int NR = receivers.size(); 13562 for (int i = 0; i < NR; i++) { 13563 final ResolveInfo info = receivers.get(i); 13564 if (info.activityInfo == null) { 13565 continue; 13566 } 13567 13568 if (packageName.equals(info.activityInfo.packageName)) { 13569 targetReceiver = info.activityInfo; 13570 break; 13571 } 13572 } 13573 13574 if (targetReceiver == null) { 13575 return null; 13576 } 13577 13578 return new ComponentName(targetReceiver.packageName, targetReceiver.name); 13579 } 13580 13581 private List<ComponentName> matchVerifiers(PackageInfoLite pkgInfo, 13582 List<ResolveInfo> receivers, final PackageVerificationState verificationState) { 13583 if (pkgInfo.verifiers.length == 0) { 13584 return null; 13585 } 13586 13587 final int N = pkgInfo.verifiers.length; 13588 final List<ComponentName> sufficientVerifiers = new ArrayList<ComponentName>(N + 1); 13589 for (int i = 0; i < N; i++) { 13590 final VerifierInfo verifierInfo = pkgInfo.verifiers[i]; 13591 13592 final ComponentName comp = matchComponentForVerifier(verifierInfo.packageName, 13593 receivers); 13594 if (comp == null) { 13595 continue; 13596 } 13597 13598 final int verifierUid = getUidForVerifier(verifierInfo); 13599 if (verifierUid == -1) { 13600 continue; 13601 } 13602 13603 if (DEBUG_VERIFY) { 13604 Slog.d(TAG, "Added sufficient verifier " + verifierInfo.packageName 13605 + " with the correct signature"); 13606 } 13607 sufficientVerifiers.add(comp); 13608 verificationState.addSufficientVerifier(verifierUid); 13609 } 13610 13611 return sufficientVerifiers; 13612 } 13613 13614 private int getUidForVerifier(VerifierInfo verifierInfo) { 13615 synchronized (mPackages) { 13616 final PackageParser.Package pkg = mPackages.get(verifierInfo.packageName); 13617 if (pkg == null) { 13618 return -1; 13619 } else if (pkg.mSignatures.length != 1) { 13620 Slog.i(TAG, "Verifier package " + verifierInfo.packageName 13621 + " has more than one signature; ignoring"); 13622 return -1; 13623 } 13624 13625 /* 13626 * If the public key of the package's signature does not match 13627 * our expected public key, then this is a different package and 13628 * we should skip. 13629 */ 13630 13631 final byte[] expectedPublicKey; 13632 try { 13633 final Signature verifierSig = pkg.mSignatures[0]; 13634 final PublicKey publicKey = verifierSig.getPublicKey(); 13635 expectedPublicKey = publicKey.getEncoded(); 13636 } catch (CertificateException e) { 13637 return -1; 13638 } 13639 13640 final byte[] actualPublicKey = verifierInfo.publicKey.getEncoded(); 13641 13642 if (!Arrays.equals(actualPublicKey, expectedPublicKey)) { 13643 Slog.i(TAG, "Verifier package " + verifierInfo.packageName 13644 + " does not have the expected public key; ignoring"); 13645 return -1; 13646 } 13647 13648 return pkg.applicationInfo.uid; 13649 } 13650 } 13651 13652 @Override 13653 public void finishPackageInstall(int token, boolean didLaunch) { 13654 enforceSystemOrRoot("Only the system is allowed to finish installs"); 13655 13656 if (DEBUG_INSTALL) { 13657 Slog.v(TAG, "BM finishing package install for " + token); 13658 } 13659 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, "restore", token); 13660 13661 final Message msg = mHandler.obtainMessage(POST_INSTALL, token, didLaunch ? 1 : 0); 13662 mHandler.sendMessage(msg); 13663 } 13664 13665 /** 13666 * Get the verification agent timeout. 13667 * 13668 * @return verification timeout in milliseconds 13669 */ 13670 private long getVerificationTimeout() { 13671 return android.provider.Settings.Global.getLong(mContext.getContentResolver(), 13672 android.provider.Settings.Global.PACKAGE_VERIFIER_TIMEOUT, 13673 DEFAULT_VERIFICATION_TIMEOUT); 13674 } 13675 13676 /** 13677 * Get the default verification agent response code. 13678 * 13679 * @return default verification response code 13680 */ 13681 private int getDefaultVerificationResponse() { 13682 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 13683 android.provider.Settings.Global.PACKAGE_VERIFIER_DEFAULT_RESPONSE, 13684 DEFAULT_VERIFICATION_RESPONSE); 13685 } 13686 13687 /** 13688 * Check whether or not package verification has been enabled. 13689 * 13690 * @return true if verification should be performed 13691 */ 13692 private boolean isVerificationEnabled(int userId, int installFlags) { 13693 if (!DEFAULT_VERIFY_ENABLE) { 13694 return false; 13695 } 13696 // Ephemeral apps don't get the full verification treatment 13697 if ((installFlags & PackageManager.INSTALL_EPHEMERAL) != 0) { 13698 if (DEBUG_EPHEMERAL) { 13699 Slog.d(TAG, "INSTALL_EPHEMERAL so skipping verification"); 13700 } 13701 return false; 13702 } 13703 13704 boolean ensureVerifyAppsEnabled = isUserRestricted(userId, UserManager.ENSURE_VERIFY_APPS); 13705 13706 // Check if installing from ADB 13707 if ((installFlags & PackageManager.INSTALL_FROM_ADB) != 0) { 13708 // Do not run verification in a test harness environment 13709 if (ActivityManager.isRunningInTestHarness()) { 13710 return false; 13711 } 13712 if (ensureVerifyAppsEnabled) { 13713 return true; 13714 } 13715 // Check if the developer does not want package verification for ADB installs 13716 if (android.provider.Settings.Global.getInt(mContext.getContentResolver(), 13717 android.provider.Settings.Global.PACKAGE_VERIFIER_INCLUDE_ADB, 1) == 0) { 13718 return false; 13719 } 13720 } 13721 13722 if (ensureVerifyAppsEnabled) { 13723 return true; 13724 } 13725 13726 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 13727 android.provider.Settings.Global.PACKAGE_VERIFIER_ENABLE, 1) == 1; 13728 } 13729 13730 @Override 13731 public void verifyIntentFilter(int id, int verificationCode, List<String> failedDomains) 13732 throws RemoteException { 13733 mContext.enforceCallingOrSelfPermission( 13734 Manifest.permission.INTENT_FILTER_VERIFICATION_AGENT, 13735 "Only intentfilter verification agents can verify applications"); 13736 13737 final Message msg = mHandler.obtainMessage(INTENT_FILTER_VERIFIED); 13738 final IntentFilterVerificationResponse response = new IntentFilterVerificationResponse( 13739 Binder.getCallingUid(), verificationCode, failedDomains); 13740 msg.arg1 = id; 13741 msg.obj = response; 13742 mHandler.sendMessage(msg); 13743 } 13744 13745 @Override 13746 public int getIntentVerificationStatus(String packageName, int userId) { 13747 synchronized (mPackages) { 13748 return mSettings.getIntentFilterVerificationStatusLPr(packageName, userId); 13749 } 13750 } 13751 13752 @Override 13753 public boolean updateIntentVerificationStatus(String packageName, int status, int userId) { 13754 mContext.enforceCallingOrSelfPermission( 13755 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 13756 13757 boolean result = false; 13758 synchronized (mPackages) { 13759 result = mSettings.updateIntentFilterVerificationStatusLPw(packageName, status, userId); 13760 } 13761 if (result) { 13762 scheduleWritePackageRestrictionsLocked(userId); 13763 } 13764 return result; 13765 } 13766 13767 @Override 13768 public @NonNull ParceledListSlice<IntentFilterVerificationInfo> getIntentFilterVerifications( 13769 String packageName) { 13770 synchronized (mPackages) { 13771 return new ParceledListSlice<>(mSettings.getIntentFilterVerificationsLPr(packageName)); 13772 } 13773 } 13774 13775 @Override 13776 public @NonNull ParceledListSlice<IntentFilter> getAllIntentFilters(String packageName) { 13777 if (TextUtils.isEmpty(packageName)) { 13778 return ParceledListSlice.emptyList(); 13779 } 13780 synchronized (mPackages) { 13781 PackageParser.Package pkg = mPackages.get(packageName); 13782 if (pkg == null || pkg.activities == null) { 13783 return ParceledListSlice.emptyList(); 13784 } 13785 final int count = pkg.activities.size(); 13786 ArrayList<IntentFilter> result = new ArrayList<>(); 13787 for (int n=0; n<count; n++) { 13788 PackageParser.Activity activity = pkg.activities.get(n); 13789 if (activity.intents != null && activity.intents.size() > 0) { 13790 result.addAll(activity.intents); 13791 } 13792 } 13793 return new ParceledListSlice<>(result); 13794 } 13795 } 13796 13797 @Override 13798 public boolean setDefaultBrowserPackageName(String packageName, int userId) { 13799 mContext.enforceCallingOrSelfPermission( 13800 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 13801 13802 synchronized (mPackages) { 13803 boolean result = mSettings.setDefaultBrowserPackageNameLPw(packageName, userId); 13804 if (packageName != null) { 13805 result |= updateIntentVerificationStatus(packageName, 13806 PackageManager.INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS, 13807 userId); 13808 mDefaultPermissionPolicy.grantDefaultPermissionsToDefaultBrowserLPr( 13809 packageName, userId); 13810 } 13811 return result; 13812 } 13813 } 13814 13815 @Override 13816 public String getDefaultBrowserPackageName(int userId) { 13817 synchronized (mPackages) { 13818 return mSettings.getDefaultBrowserPackageNameLPw(userId); 13819 } 13820 } 13821 13822 /** 13823 * Get the "allow unknown sources" setting. 13824 * 13825 * @return the current "allow unknown sources" setting 13826 */ 13827 private int getUnknownSourcesSettings() { 13828 return android.provider.Settings.Secure.getInt(mContext.getContentResolver(), 13829 android.provider.Settings.Secure.INSTALL_NON_MARKET_APPS, 13830 -1); 13831 } 13832 13833 @Override 13834 public void setInstallerPackageName(String targetPackage, String installerPackageName) { 13835 final int uid = Binder.getCallingUid(); 13836 // writer 13837 synchronized (mPackages) { 13838 PackageSetting targetPackageSetting = mSettings.mPackages.get(targetPackage); 13839 if (targetPackageSetting == null) { 13840 throw new IllegalArgumentException("Unknown target package: " + targetPackage); 13841 } 13842 13843 PackageSetting installerPackageSetting; 13844 if (installerPackageName != null) { 13845 installerPackageSetting = mSettings.mPackages.get(installerPackageName); 13846 if (installerPackageSetting == null) { 13847 throw new IllegalArgumentException("Unknown installer package: " 13848 + installerPackageName); 13849 } 13850 } else { 13851 installerPackageSetting = null; 13852 } 13853 13854 Signature[] callerSignature; 13855 Object obj = mSettings.getUserIdLPr(uid); 13856 if (obj != null) { 13857 if (obj instanceof SharedUserSetting) { 13858 callerSignature = ((SharedUserSetting)obj).signatures.mSignatures; 13859 } else if (obj instanceof PackageSetting) { 13860 callerSignature = ((PackageSetting)obj).signatures.mSignatures; 13861 } else { 13862 throw new SecurityException("Bad object " + obj + " for uid " + uid); 13863 } 13864 } else { 13865 throw new SecurityException("Unknown calling UID: " + uid); 13866 } 13867 13868 // Verify: can't set installerPackageName to a package that is 13869 // not signed with the same cert as the caller. 13870 if (installerPackageSetting != null) { 13871 if (compareSignatures(callerSignature, 13872 installerPackageSetting.signatures.mSignatures) 13873 != PackageManager.SIGNATURE_MATCH) { 13874 throw new SecurityException( 13875 "Caller does not have same cert as new installer package " 13876 + installerPackageName); 13877 } 13878 } 13879 13880 // Verify: if target already has an installer package, it must 13881 // be signed with the same cert as the caller. 13882 if (targetPackageSetting.installerPackageName != null) { 13883 PackageSetting setting = mSettings.mPackages.get( 13884 targetPackageSetting.installerPackageName); 13885 // If the currently set package isn't valid, then it's always 13886 // okay to change it. 13887 if (setting != null) { 13888 if (compareSignatures(callerSignature, 13889 setting.signatures.mSignatures) 13890 != PackageManager.SIGNATURE_MATCH) { 13891 throw new SecurityException( 13892 "Caller does not have same cert as old installer package " 13893 + targetPackageSetting.installerPackageName); 13894 } 13895 } 13896 } 13897 13898 // Okay! 13899 targetPackageSetting.installerPackageName = installerPackageName; 13900 if (installerPackageName != null) { 13901 mSettings.mInstallerPackages.add(installerPackageName); 13902 } 13903 scheduleWriteSettingsLocked(); 13904 } 13905 } 13906 13907 @Override 13908 public void setApplicationCategoryHint(String packageName, int categoryHint, 13909 String callerPackageName) { 13910 mContext.getSystemService(AppOpsManager.class).checkPackage(Binder.getCallingUid(), 13911 callerPackageName); 13912 synchronized (mPackages) { 13913 PackageSetting ps = mSettings.mPackages.get(packageName); 13914 if (ps == null) { 13915 throw new IllegalArgumentException("Unknown target package " + packageName); 13916 } 13917 13918 if (!Objects.equals(callerPackageName, ps.installerPackageName)) { 13919 throw new IllegalArgumentException("Calling package " + callerPackageName 13920 + " is not installer for " + packageName); 13921 } 13922 13923 if (ps.categoryHint != categoryHint) { 13924 ps.categoryHint = categoryHint; 13925 scheduleWriteSettingsLocked(); 13926 } 13927 } 13928 } 13929 13930 private void processPendingInstall(final InstallArgs args, final int currentStatus) { 13931 // Queue up an async operation since the package installation may take a little while. 13932 mHandler.post(new Runnable() { 13933 public void run() { 13934 mHandler.removeCallbacks(this); 13935 // Result object to be returned 13936 PackageInstalledInfo res = new PackageInstalledInfo(); 13937 res.setReturnCode(currentStatus); 13938 res.uid = -1; 13939 res.pkg = null; 13940 res.removedInfo = null; 13941 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED) { 13942 args.doPreInstall(res.returnCode); 13943 synchronized (mInstallLock) { 13944 installPackageTracedLI(args, res); 13945 } 13946 args.doPostInstall(res.returnCode, res.uid); 13947 } 13948 13949 // A restore should be performed at this point if (a) the install 13950 // succeeded, (b) the operation is not an update, and (c) the new 13951 // package has not opted out of backup participation. 13952 final boolean update = res.removedInfo != null 13953 && res.removedInfo.removedPackage != null; 13954 final int flags = (res.pkg == null) ? 0 : res.pkg.applicationInfo.flags; 13955 boolean doRestore = !update 13956 && ((flags & ApplicationInfo.FLAG_ALLOW_BACKUP) != 0); 13957 13958 // Set up the post-install work request bookkeeping. This will be used 13959 // and cleaned up by the post-install event handling regardless of whether 13960 // there's a restore pass performed. Token values are >= 1. 13961 int token; 13962 if (mNextInstallToken < 0) mNextInstallToken = 1; 13963 token = mNextInstallToken++; 13964 13965 PostInstallData data = new PostInstallData(args, res); 13966 mRunningInstalls.put(token, data); 13967 if (DEBUG_INSTALL) Log.v(TAG, "+ starting restore round-trip " + token); 13968 13969 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED && doRestore) { 13970 // Pass responsibility to the Backup Manager. It will perform a 13971 // restore if appropriate, then pass responsibility back to the 13972 // Package Manager to run the post-install observer callbacks 13973 // and broadcasts. 13974 IBackupManager bm = IBackupManager.Stub.asInterface( 13975 ServiceManager.getService(Context.BACKUP_SERVICE)); 13976 if (bm != null) { 13977 if (DEBUG_INSTALL) Log.v(TAG, "token " + token 13978 + " to BM for possible restore"); 13979 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "restore", token); 13980 try { 13981 // TODO: http://b/22388012 13982 if (bm.isBackupServiceActive(UserHandle.USER_SYSTEM)) { 13983 bm.restoreAtInstall(res.pkg.applicationInfo.packageName, token); 13984 } else { 13985 doRestore = false; 13986 } 13987 } catch (RemoteException e) { 13988 // can't happen; the backup manager is local 13989 } catch (Exception e) { 13990 Slog.e(TAG, "Exception trying to enqueue restore", e); 13991 doRestore = false; 13992 } 13993 } else { 13994 Slog.e(TAG, "Backup Manager not found!"); 13995 doRestore = false; 13996 } 13997 } 13998 13999 if (!doRestore) { 14000 // No restore possible, or the Backup Manager was mysteriously not 14001 // available -- just fire the post-install work request directly. 14002 if (DEBUG_INSTALL) Log.v(TAG, "No restore - queue post-install for " + token); 14003 14004 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "postInstall", token); 14005 14006 Message msg = mHandler.obtainMessage(POST_INSTALL, token, 0); 14007 mHandler.sendMessage(msg); 14008 } 14009 } 14010 }); 14011 } 14012 14013 /** 14014 * Callback from PackageSettings whenever an app is first transitioned out of the 14015 * 'stopped' state. Normally we just issue the broadcast, but we can't do that if 14016 * the app was "launched" for a restoreAtInstall operation. Therefore we check 14017 * here whether the app is the target of an ongoing install, and only send the 14018 * broadcast immediately if it is not in that state. If it *is* undergoing a restore, 14019 * the first-launch broadcast will be sent implicitly on that basis in POST_INSTALL 14020 * handling. 14021 */ 14022 void notifyFirstLaunch(final String pkgName, final String installerPackage, final int userId) { 14023 // Serialize this with the rest of the install-process message chain. In the 14024 // restore-at-install case, this Runnable will necessarily run before the 14025 // POST_INSTALL message is processed, so the contents of mRunningInstalls 14026 // are coherent. In the non-restore case, the app has already completed install 14027 // and been launched through some other means, so it is not in a problematic 14028 // state for observers to see the FIRST_LAUNCH signal. 14029 mHandler.post(new Runnable() { 14030 @Override 14031 public void run() { 14032 for (int i = 0; i < mRunningInstalls.size(); i++) { 14033 final PostInstallData data = mRunningInstalls.valueAt(i); 14034 if (data.res.returnCode != PackageManager.INSTALL_SUCCEEDED) { 14035 continue; 14036 } 14037 if (pkgName.equals(data.res.pkg.applicationInfo.packageName)) { 14038 // right package; but is it for the right user? 14039 for (int uIndex = 0; uIndex < data.res.newUsers.length; uIndex++) { 14040 if (userId == data.res.newUsers[uIndex]) { 14041 if (DEBUG_BACKUP) { 14042 Slog.i(TAG, "Package " + pkgName 14043 + " being restored so deferring FIRST_LAUNCH"); 14044 } 14045 return; 14046 } 14047 } 14048 } 14049 } 14050 // didn't find it, so not being restored 14051 if (DEBUG_BACKUP) { 14052 Slog.i(TAG, "Package " + pkgName + " sending normal FIRST_LAUNCH"); 14053 } 14054 sendFirstLaunchBroadcast(pkgName, installerPackage, new int[] {userId}); 14055 } 14056 }); 14057 } 14058 14059 private void sendFirstLaunchBroadcast(String pkgName, String installerPkg, int[] userIds) { 14060 sendPackageBroadcast(Intent.ACTION_PACKAGE_FIRST_LAUNCH, pkgName, null, 0, 14061 installerPkg, null, userIds); 14062 } 14063 14064 private abstract class HandlerParams { 14065 private static final int MAX_RETRIES = 4; 14066 14067 /** 14068 * Number of times startCopy() has been attempted and had a non-fatal 14069 * error. 14070 */ 14071 private int mRetries = 0; 14072 14073 /** User handle for the user requesting the information or installation. */ 14074 private final UserHandle mUser; 14075 String traceMethod; 14076 int traceCookie; 14077 14078 HandlerParams(UserHandle user) { 14079 mUser = user; 14080 } 14081 14082 UserHandle getUser() { 14083 return mUser; 14084 } 14085 14086 HandlerParams setTraceMethod(String traceMethod) { 14087 this.traceMethod = traceMethod; 14088 return this; 14089 } 14090 14091 HandlerParams setTraceCookie(int traceCookie) { 14092 this.traceCookie = traceCookie; 14093 return this; 14094 } 14095 14096 final boolean startCopy() { 14097 boolean res; 14098 try { 14099 if (DEBUG_INSTALL) Slog.i(TAG, "startCopy " + mUser + ": " + this); 14100 14101 if (++mRetries > MAX_RETRIES) { 14102 Slog.w(TAG, "Failed to invoke remote methods on default container service. Giving up"); 14103 mHandler.sendEmptyMessage(MCS_GIVE_UP); 14104 handleServiceError(); 14105 return false; 14106 } else { 14107 handleStartCopy(); 14108 res = true; 14109 } 14110 } catch (RemoteException e) { 14111 if (DEBUG_INSTALL) Slog.i(TAG, "Posting install MCS_RECONNECT"); 14112 mHandler.sendEmptyMessage(MCS_RECONNECT); 14113 res = false; 14114 } 14115 handleReturnCode(); 14116 return res; 14117 } 14118 14119 final void serviceError() { 14120 if (DEBUG_INSTALL) Slog.i(TAG, "serviceError"); 14121 handleServiceError(); 14122 handleReturnCode(); 14123 } 14124 14125 abstract void handleStartCopy() throws RemoteException; 14126 abstract void handleServiceError(); 14127 abstract void handleReturnCode(); 14128 } 14129 14130 class MeasureParams extends HandlerParams { 14131 private final PackageStats mStats; 14132 private boolean mSuccess; 14133 14134 private final IPackageStatsObserver mObserver; 14135 14136 public MeasureParams(PackageStats stats, IPackageStatsObserver observer) { 14137 super(new UserHandle(stats.userHandle)); 14138 mObserver = observer; 14139 mStats = stats; 14140 } 14141 14142 @Override 14143 public String toString() { 14144 return "MeasureParams{" 14145 + Integer.toHexString(System.identityHashCode(this)) 14146 + " " + mStats.packageName + "}"; 14147 } 14148 14149 @Override 14150 void handleStartCopy() throws RemoteException { 14151 synchronized (mInstallLock) { 14152 mSuccess = getPackageSizeInfoLI(mStats.packageName, mStats.userHandle, mStats); 14153 } 14154 14155 if (mSuccess) { 14156 boolean mounted = false; 14157 try { 14158 final String status = Environment.getExternalStorageState(); 14159 mounted = (Environment.MEDIA_MOUNTED.equals(status) 14160 || Environment.MEDIA_MOUNTED_READ_ONLY.equals(status)); 14161 } catch (Exception e) { 14162 } 14163 14164 if (mounted) { 14165 final UserEnvironment userEnv = new UserEnvironment(mStats.userHandle); 14166 14167 mStats.externalCacheSize = calculateDirectorySize(mContainerService, 14168 userEnv.buildExternalStorageAppCacheDirs(mStats.packageName)); 14169 14170 mStats.externalDataSize = calculateDirectorySize(mContainerService, 14171 userEnv.buildExternalStorageAppDataDirs(mStats.packageName)); 14172 14173 // Always subtract cache size, since it's a subdirectory 14174 mStats.externalDataSize -= mStats.externalCacheSize; 14175 14176 mStats.externalMediaSize = calculateDirectorySize(mContainerService, 14177 userEnv.buildExternalStorageAppMediaDirs(mStats.packageName)); 14178 14179 mStats.externalObbSize = calculateDirectorySize(mContainerService, 14180 userEnv.buildExternalStorageAppObbDirs(mStats.packageName)); 14181 } 14182 } 14183 } 14184 14185 @Override 14186 void handleReturnCode() { 14187 if (mObserver != null) { 14188 try { 14189 mObserver.onGetStatsCompleted(mStats, mSuccess); 14190 } catch (RemoteException e) { 14191 Slog.i(TAG, "Observer no longer exists."); 14192 } 14193 } 14194 } 14195 14196 @Override 14197 void handleServiceError() { 14198 Slog.e(TAG, "Could not measure application " + mStats.packageName 14199 + " external storage"); 14200 } 14201 } 14202 14203 private static long calculateDirectorySize(IMediaContainerService mcs, File[] paths) 14204 throws RemoteException { 14205 long result = 0; 14206 for (File path : paths) { 14207 result += mcs.calculateDirectorySize(path.getAbsolutePath()); 14208 } 14209 return result; 14210 } 14211 14212 private static void clearDirectory(IMediaContainerService mcs, File[] paths) { 14213 for (File path : paths) { 14214 try { 14215 mcs.clearDirectory(path.getAbsolutePath()); 14216 } catch (RemoteException e) { 14217 } 14218 } 14219 } 14220 14221 static class OriginInfo { 14222 /** 14223 * Location where install is coming from, before it has been 14224 * copied/renamed into place. This could be a single monolithic APK 14225 * file, or a cluster directory. This location may be untrusted. 14226 */ 14227 final File file; 14228 final String cid; 14229 14230 /** 14231 * Flag indicating that {@link #file} or {@link #cid} has already been 14232 * staged, meaning downstream users don't need to defensively copy the 14233 * contents. 14234 */ 14235 final boolean staged; 14236 14237 /** 14238 * Flag indicating that {@link #file} or {@link #cid} is an already 14239 * installed app that is being moved. 14240 */ 14241 final boolean existing; 14242 14243 final String resolvedPath; 14244 final File resolvedFile; 14245 14246 static OriginInfo fromNothing() { 14247 return new OriginInfo(null, null, false, false); 14248 } 14249 14250 static OriginInfo fromUntrustedFile(File file) { 14251 return new OriginInfo(file, null, false, false); 14252 } 14253 14254 static OriginInfo fromExistingFile(File file) { 14255 return new OriginInfo(file, null, false, true); 14256 } 14257 14258 static OriginInfo fromStagedFile(File file) { 14259 return new OriginInfo(file, null, true, false); 14260 } 14261 14262 static OriginInfo fromStagedContainer(String cid) { 14263 return new OriginInfo(null, cid, true, false); 14264 } 14265 14266 private OriginInfo(File file, String cid, boolean staged, boolean existing) { 14267 this.file = file; 14268 this.cid = cid; 14269 this.staged = staged; 14270 this.existing = existing; 14271 14272 if (cid != null) { 14273 resolvedPath = PackageHelper.getSdDir(cid); 14274 resolvedFile = new File(resolvedPath); 14275 } else if (file != null) { 14276 resolvedPath = file.getAbsolutePath(); 14277 resolvedFile = file; 14278 } else { 14279 resolvedPath = null; 14280 resolvedFile = null; 14281 } 14282 } 14283 } 14284 14285 static class MoveInfo { 14286 final int moveId; 14287 final String fromUuid; 14288 final String toUuid; 14289 final String packageName; 14290 final String dataAppName; 14291 final int appId; 14292 final String seinfo; 14293 final int targetSdkVersion; 14294 14295 public MoveInfo(int moveId, String fromUuid, String toUuid, String packageName, 14296 String dataAppName, int appId, String seinfo, int targetSdkVersion) { 14297 this.moveId = moveId; 14298 this.fromUuid = fromUuid; 14299 this.toUuid = toUuid; 14300 this.packageName = packageName; 14301 this.dataAppName = dataAppName; 14302 this.appId = appId; 14303 this.seinfo = seinfo; 14304 this.targetSdkVersion = targetSdkVersion; 14305 } 14306 } 14307 14308 static class VerificationInfo { 14309 /** A constant used to indicate that a uid value is not present. */ 14310 public static final int NO_UID = -1; 14311 14312 /** URI referencing where the package was downloaded from. */ 14313 final Uri originatingUri; 14314 14315 /** HTTP referrer URI associated with the originatingURI. */ 14316 final Uri referrer; 14317 14318 /** UID of the application that the install request originated from. */ 14319 final int originatingUid; 14320 14321 /** UID of application requesting the install */ 14322 final int installerUid; 14323 14324 VerificationInfo(Uri originatingUri, Uri referrer, int originatingUid, int installerUid) { 14325 this.originatingUri = originatingUri; 14326 this.referrer = referrer; 14327 this.originatingUid = originatingUid; 14328 this.installerUid = installerUid; 14329 } 14330 } 14331 14332 class InstallParams extends HandlerParams { 14333 final OriginInfo origin; 14334 final MoveInfo move; 14335 final IPackageInstallObserver2 observer; 14336 int installFlags; 14337 final String installerPackageName; 14338 final String volumeUuid; 14339 private InstallArgs mArgs; 14340 private int mRet; 14341 final String packageAbiOverride; 14342 final String[] grantedRuntimePermissions; 14343 final VerificationInfo verificationInfo; 14344 final Certificate[][] certificates; 14345 final int installReason; 14346 14347 InstallParams(OriginInfo origin, MoveInfo move, IPackageInstallObserver2 observer, 14348 int installFlags, String installerPackageName, String volumeUuid, 14349 VerificationInfo verificationInfo, UserHandle user, String packageAbiOverride, 14350 String[] grantedPermissions, Certificate[][] certificates, int installReason) { 14351 super(user); 14352 this.origin = origin; 14353 this.move = move; 14354 this.observer = observer; 14355 this.installFlags = installFlags; 14356 this.installerPackageName = installerPackageName; 14357 this.volumeUuid = volumeUuid; 14358 this.verificationInfo = verificationInfo; 14359 this.packageAbiOverride = packageAbiOverride; 14360 this.grantedRuntimePermissions = grantedPermissions; 14361 this.certificates = certificates; 14362 this.installReason = installReason; 14363 } 14364 14365 @Override 14366 public String toString() { 14367 return "InstallParams{" + Integer.toHexString(System.identityHashCode(this)) 14368 + " file=" + origin.file + " cid=" + origin.cid + "}"; 14369 } 14370 14371 private int installLocationPolicy(PackageInfoLite pkgLite) { 14372 String packageName = pkgLite.packageName; 14373 int installLocation = pkgLite.installLocation; 14374 boolean onSd = (installFlags & PackageManager.INSTALL_EXTERNAL) != 0; 14375 // reader 14376 synchronized (mPackages) { 14377 // Currently installed package which the new package is attempting to replace or 14378 // null if no such package is installed. 14379 PackageParser.Package installedPkg = mPackages.get(packageName); 14380 // Package which currently owns the data which the new package will own if installed. 14381 // If an app is unstalled while keeping data (e.g., adb uninstall -k), installedPkg 14382 // will be null whereas dataOwnerPkg will contain information about the package 14383 // which was uninstalled while keeping its data. 14384 PackageParser.Package dataOwnerPkg = installedPkg; 14385 if (dataOwnerPkg == null) { 14386 PackageSetting ps = mSettings.mPackages.get(packageName); 14387 if (ps != null) { 14388 dataOwnerPkg = ps.pkg; 14389 } 14390 } 14391 14392 if (dataOwnerPkg != null) { 14393 // If installed, the package will get access to data left on the device by its 14394 // predecessor. As a security measure, this is permited only if this is not a 14395 // version downgrade or if the predecessor package is marked as debuggable and 14396 // a downgrade is explicitly requested. 14397 // 14398 // On debuggable platform builds, downgrades are permitted even for 14399 // non-debuggable packages to make testing easier. Debuggable platform builds do 14400 // not offer security guarantees and thus it's OK to disable some security 14401 // mechanisms to make debugging/testing easier on those builds. However, even on 14402 // debuggable builds downgrades of packages are permitted only if requested via 14403 // installFlags. This is because we aim to keep the behavior of debuggable 14404 // platform builds as close as possible to the behavior of non-debuggable 14405 // platform builds. 14406 final boolean downgradeRequested = 14407 (installFlags & PackageManager.INSTALL_ALLOW_DOWNGRADE) != 0; 14408 final boolean packageDebuggable = 14409 (dataOwnerPkg.applicationInfo.flags 14410 & ApplicationInfo.FLAG_DEBUGGABLE) != 0; 14411 final boolean downgradePermitted = 14412 (downgradeRequested) && ((Build.IS_DEBUGGABLE) || (packageDebuggable)); 14413 if (!downgradePermitted) { 14414 try { 14415 checkDowngrade(dataOwnerPkg, pkgLite); 14416 } catch (PackageManagerException e) { 14417 Slog.w(TAG, "Downgrade detected: " + e.getMessage()); 14418 return PackageHelper.RECOMMEND_FAILED_VERSION_DOWNGRADE; 14419 } 14420 } 14421 } 14422 14423 if (installedPkg != null) { 14424 if ((installFlags & PackageManager.INSTALL_REPLACE_EXISTING) != 0) { 14425 // Check for updated system application. 14426 if ((installedPkg.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) != 0) { 14427 if (onSd) { 14428 Slog.w(TAG, "Cannot install update to system app on sdcard"); 14429 return PackageHelper.RECOMMEND_FAILED_INVALID_LOCATION; 14430 } 14431 return PackageHelper.RECOMMEND_INSTALL_INTERNAL; 14432 } else { 14433 if (onSd) { 14434 // Install flag overrides everything. 14435 return PackageHelper.RECOMMEND_INSTALL_EXTERNAL; 14436 } 14437 // If current upgrade specifies particular preference 14438 if (installLocation == PackageInfo.INSTALL_LOCATION_INTERNAL_ONLY) { 14439 // Application explicitly specified internal. 14440 return PackageHelper.RECOMMEND_INSTALL_INTERNAL; 14441 } else if (installLocation == PackageInfo.INSTALL_LOCATION_PREFER_EXTERNAL) { 14442 // App explictly prefers external. Let policy decide 14443 } else { 14444 // Prefer previous location 14445 if (isExternal(installedPkg)) { 14446 return PackageHelper.RECOMMEND_INSTALL_EXTERNAL; 14447 } 14448 return PackageHelper.RECOMMEND_INSTALL_INTERNAL; 14449 } 14450 } 14451 } else { 14452 // Invalid install. Return error code 14453 return PackageHelper.RECOMMEND_FAILED_ALREADY_EXISTS; 14454 } 14455 } 14456 } 14457 // All the special cases have been taken care of. 14458 // Return result based on recommended install location. 14459 if (onSd) { 14460 return PackageHelper.RECOMMEND_INSTALL_EXTERNAL; 14461 } 14462 return pkgLite.recommendedInstallLocation; 14463 } 14464 14465 /* 14466 * Invoke remote method to get package information and install 14467 * location values. Override install location based on default 14468 * policy if needed and then create install arguments based 14469 * on the install location. 14470 */ 14471 public void handleStartCopy() throws RemoteException { 14472 int ret = PackageManager.INSTALL_SUCCEEDED; 14473 14474 // If we're already staged, we've firmly committed to an install location 14475 if (origin.staged) { 14476 if (origin.file != null) { 14477 installFlags |= PackageManager.INSTALL_INTERNAL; 14478 installFlags &= ~PackageManager.INSTALL_EXTERNAL; 14479 } else if (origin.cid != null) { 14480 installFlags |= PackageManager.INSTALL_EXTERNAL; 14481 installFlags &= ~PackageManager.INSTALL_INTERNAL; 14482 } else { 14483 throw new IllegalStateException("Invalid stage location"); 14484 } 14485 } 14486 14487 final boolean onSd = (installFlags & PackageManager.INSTALL_EXTERNAL) != 0; 14488 final boolean onInt = (installFlags & PackageManager.INSTALL_INTERNAL) != 0; 14489 final boolean ephemeral = (installFlags & PackageManager.INSTALL_EPHEMERAL) != 0; 14490 PackageInfoLite pkgLite = null; 14491 14492 if (onInt && onSd) { 14493 // Check if both bits are set. 14494 Slog.w(TAG, "Conflicting flags specified for installing on both internal and external"); 14495 ret = PackageManager.INSTALL_FAILED_INVALID_INSTALL_LOCATION; 14496 } else if (onSd && ephemeral) { 14497 Slog.w(TAG, "Conflicting flags specified for installing ephemeral on external"); 14498 ret = PackageManager.INSTALL_FAILED_INVALID_INSTALL_LOCATION; 14499 } else { 14500 pkgLite = mContainerService.getMinimalPackageInfo(origin.resolvedPath, installFlags, 14501 packageAbiOverride); 14502 14503 if (DEBUG_EPHEMERAL && ephemeral) { 14504 Slog.v(TAG, "pkgLite for install: " + pkgLite); 14505 } 14506 14507 /* 14508 * If we have too little free space, try to free cache 14509 * before giving up. 14510 */ 14511 if (!origin.staged && pkgLite.recommendedInstallLocation 14512 == PackageHelper.RECOMMEND_FAILED_INSUFFICIENT_STORAGE) { 14513 // TODO: focus freeing disk space on the target device 14514 final StorageManager storage = StorageManager.from(mContext); 14515 final long lowThreshold = storage.getStorageLowBytes( 14516 Environment.getDataDirectory()); 14517 14518 final long sizeBytes = mContainerService.calculateInstalledSize( 14519 origin.resolvedPath, isForwardLocked(), packageAbiOverride); 14520 14521 try { 14522 mInstaller.freeCache(null, sizeBytes + lowThreshold, 0); 14523 pkgLite = mContainerService.getMinimalPackageInfo(origin.resolvedPath, 14524 installFlags, packageAbiOverride); 14525 } catch (InstallerException e) { 14526 Slog.w(TAG, "Failed to free cache", e); 14527 } 14528 14529 /* 14530 * The cache free must have deleted the file we 14531 * downloaded to install. 14532 * 14533 * TODO: fix the "freeCache" call to not delete 14534 * the file we care about. 14535 */ 14536 if (pkgLite.recommendedInstallLocation 14537 == PackageHelper.RECOMMEND_FAILED_INVALID_URI) { 14538 pkgLite.recommendedInstallLocation 14539 = PackageHelper.RECOMMEND_FAILED_INSUFFICIENT_STORAGE; 14540 } 14541 } 14542 } 14543 14544 if (ret == PackageManager.INSTALL_SUCCEEDED) { 14545 int loc = pkgLite.recommendedInstallLocation; 14546 if (loc == PackageHelper.RECOMMEND_FAILED_INVALID_LOCATION) { 14547 ret = PackageManager.INSTALL_FAILED_INVALID_INSTALL_LOCATION; 14548 } else if (loc == PackageHelper.RECOMMEND_FAILED_ALREADY_EXISTS) { 14549 ret = PackageManager.INSTALL_FAILED_ALREADY_EXISTS; 14550 } else if (loc == PackageHelper.RECOMMEND_FAILED_INSUFFICIENT_STORAGE) { 14551 ret = PackageManager.INSTALL_FAILED_INSUFFICIENT_STORAGE; 14552 } else if (loc == PackageHelper.RECOMMEND_FAILED_INVALID_APK) { 14553 ret = PackageManager.INSTALL_FAILED_INVALID_APK; 14554 } else if (loc == PackageHelper.RECOMMEND_FAILED_INVALID_URI) { 14555 ret = PackageManager.INSTALL_FAILED_INVALID_URI; 14556 } else if (loc == PackageHelper.RECOMMEND_MEDIA_UNAVAILABLE) { 14557 ret = PackageManager.INSTALL_FAILED_MEDIA_UNAVAILABLE; 14558 } else { 14559 // Override with defaults if needed. 14560 loc = installLocationPolicy(pkgLite); 14561 if (loc == PackageHelper.RECOMMEND_FAILED_VERSION_DOWNGRADE) { 14562 ret = PackageManager.INSTALL_FAILED_VERSION_DOWNGRADE; 14563 } else if (!onSd && !onInt) { 14564 // Override install location with flags 14565 if (loc == PackageHelper.RECOMMEND_INSTALL_EXTERNAL) { 14566 // Set the flag to install on external media. 14567 installFlags |= PackageManager.INSTALL_EXTERNAL; 14568 installFlags &= ~PackageManager.INSTALL_INTERNAL; 14569 } else if (loc == PackageHelper.RECOMMEND_INSTALL_EPHEMERAL) { 14570 if (DEBUG_EPHEMERAL) { 14571 Slog.v(TAG, "...setting INSTALL_EPHEMERAL install flag"); 14572 } 14573 installFlags |= PackageManager.INSTALL_EPHEMERAL; 14574 installFlags &= ~(PackageManager.INSTALL_EXTERNAL 14575 |PackageManager.INSTALL_INTERNAL); 14576 } else { 14577 // Make sure the flag for installing on external 14578 // media is unset 14579 installFlags |= PackageManager.INSTALL_INTERNAL; 14580 installFlags &= ~PackageManager.INSTALL_EXTERNAL; 14581 } 14582 } 14583 } 14584 } 14585 14586 final InstallArgs args = createInstallArgs(this); 14587 mArgs = args; 14588 14589 if (ret == PackageManager.INSTALL_SUCCEEDED) { 14590 // TODO: http://b/22976637 14591 // Apps installed for "all" users use the device owner to verify the app 14592 UserHandle verifierUser = getUser(); 14593 if (verifierUser == UserHandle.ALL) { 14594 verifierUser = UserHandle.SYSTEM; 14595 } 14596 14597 /* 14598 * Determine if we have any installed package verifiers. If we 14599 * do, then we'll defer to them to verify the packages. 14600 */ 14601 final int requiredUid = mRequiredVerifierPackage == null ? -1 14602 : getPackageUid(mRequiredVerifierPackage, MATCH_DEBUG_TRIAGED_MISSING, 14603 verifierUser.getIdentifier()); 14604 if (!origin.existing && requiredUid != -1 14605 && isVerificationEnabled(verifierUser.getIdentifier(), installFlags)) { 14606 final Intent verification = new Intent( 14607 Intent.ACTION_PACKAGE_NEEDS_VERIFICATION); 14608 verification.addFlags(Intent.FLAG_RECEIVER_FOREGROUND); 14609 verification.setDataAndType(Uri.fromFile(new File(origin.resolvedPath)), 14610 PACKAGE_MIME_TYPE); 14611 verification.addFlags(Intent.FLAG_GRANT_READ_URI_PERMISSION); 14612 14613 // Query all live verifiers based on current user state 14614 final List<ResolveInfo> receivers = queryIntentReceiversInternal(verification, 14615 PACKAGE_MIME_TYPE, 0, verifierUser.getIdentifier()); 14616 14617 if (DEBUG_VERIFY) { 14618 Slog.d(TAG, "Found " + receivers.size() + " verifiers for intent " 14619 + verification.toString() + " with " + pkgLite.verifiers.length 14620 + " optional verifiers"); 14621 } 14622 14623 final int verificationId = mPendingVerificationToken++; 14624 14625 verification.putExtra(PackageManager.EXTRA_VERIFICATION_ID, verificationId); 14626 14627 verification.putExtra(PackageManager.EXTRA_VERIFICATION_INSTALLER_PACKAGE, 14628 installerPackageName); 14629 14630 verification.putExtra(PackageManager.EXTRA_VERIFICATION_INSTALL_FLAGS, 14631 installFlags); 14632 14633 verification.putExtra(PackageManager.EXTRA_VERIFICATION_PACKAGE_NAME, 14634 pkgLite.packageName); 14635 14636 verification.putExtra(PackageManager.EXTRA_VERIFICATION_VERSION_CODE, 14637 pkgLite.versionCode); 14638 14639 if (verificationInfo != null) { 14640 if (verificationInfo.originatingUri != null) { 14641 verification.putExtra(Intent.EXTRA_ORIGINATING_URI, 14642 verificationInfo.originatingUri); 14643 } 14644 if (verificationInfo.referrer != null) { 14645 verification.putExtra(Intent.EXTRA_REFERRER, 14646 verificationInfo.referrer); 14647 } 14648 if (verificationInfo.originatingUid >= 0) { 14649 verification.putExtra(Intent.EXTRA_ORIGINATING_UID, 14650 verificationInfo.originatingUid); 14651 } 14652 if (verificationInfo.installerUid >= 0) { 14653 verification.putExtra(PackageManager.EXTRA_VERIFICATION_INSTALLER_UID, 14654 verificationInfo.installerUid); 14655 } 14656 } 14657 14658 final PackageVerificationState verificationState = new PackageVerificationState( 14659 requiredUid, args); 14660 14661 mPendingVerification.append(verificationId, verificationState); 14662 14663 final List<ComponentName> sufficientVerifiers = matchVerifiers(pkgLite, 14664 receivers, verificationState); 14665 14666 /* 14667 * If any sufficient verifiers were listed in the package 14668 * manifest, attempt to ask them. 14669 */ 14670 if (sufficientVerifiers != null) { 14671 final int N = sufficientVerifiers.size(); 14672 if (N == 0) { 14673 Slog.i(TAG, "Additional verifiers required, but none installed."); 14674 ret = PackageManager.INSTALL_FAILED_VERIFICATION_FAILURE; 14675 } else { 14676 for (int i = 0; i < N; i++) { 14677 final ComponentName verifierComponent = sufficientVerifiers.get(i); 14678 14679 final Intent sufficientIntent = new Intent(verification); 14680 sufficientIntent.setComponent(verifierComponent); 14681 mContext.sendBroadcastAsUser(sufficientIntent, verifierUser); 14682 } 14683 } 14684 } 14685 14686 final ComponentName requiredVerifierComponent = matchComponentForVerifier( 14687 mRequiredVerifierPackage, receivers); 14688 if (ret == PackageManager.INSTALL_SUCCEEDED 14689 && mRequiredVerifierPackage != null) { 14690 Trace.asyncTraceBegin( 14691 TRACE_TAG_PACKAGE_MANAGER, "verification", verificationId); 14692 /* 14693 * Send the intent to the required verification agent, 14694 * but only start the verification timeout after the 14695 * target BroadcastReceivers have run. 14696 */ 14697 verification.setComponent(requiredVerifierComponent); 14698 mContext.sendOrderedBroadcastAsUser(verification, verifierUser, 14699 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 14700 new BroadcastReceiver() { 14701 @Override 14702 public void onReceive(Context context, Intent intent) { 14703 final Message msg = mHandler 14704 .obtainMessage(CHECK_PENDING_VERIFICATION); 14705 msg.arg1 = verificationId; 14706 mHandler.sendMessageDelayed(msg, getVerificationTimeout()); 14707 } 14708 }, null, 0, null, null); 14709 14710 /* 14711 * We don't want the copy to proceed until verification 14712 * succeeds, so null out this field. 14713 */ 14714 mArgs = null; 14715 } 14716 } else { 14717 /* 14718 * No package verification is enabled, so immediately start 14719 * the remote call to initiate copy using temporary file. 14720 */ 14721 ret = args.copyApk(mContainerService, true); 14722 } 14723 } 14724 14725 mRet = ret; 14726 } 14727 14728 @Override 14729 void handleReturnCode() { 14730 // If mArgs is null, then MCS couldn't be reached. When it 14731 // reconnects, it will try again to install. At that point, this 14732 // will succeed. 14733 if (mArgs != null) { 14734 processPendingInstall(mArgs, mRet); 14735 } 14736 } 14737 14738 @Override 14739 void handleServiceError() { 14740 mArgs = createInstallArgs(this); 14741 mRet = PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 14742 } 14743 14744 public boolean isForwardLocked() { 14745 return (installFlags & PackageManager.INSTALL_FORWARD_LOCK) != 0; 14746 } 14747 } 14748 14749 /** 14750 * Used during creation of InstallArgs 14751 * 14752 * @param installFlags package installation flags 14753 * @return true if should be installed on external storage 14754 */ 14755 private static boolean installOnExternalAsec(int installFlags) { 14756 if ((installFlags & PackageManager.INSTALL_INTERNAL) != 0) { 14757 return false; 14758 } 14759 if ((installFlags & PackageManager.INSTALL_EXTERNAL) != 0) { 14760 return true; 14761 } 14762 return false; 14763 } 14764 14765 /** 14766 * Used during creation of InstallArgs 14767 * 14768 * @param installFlags package installation flags 14769 * @return true if should be installed as forward locked 14770 */ 14771 private static boolean installForwardLocked(int installFlags) { 14772 return (installFlags & PackageManager.INSTALL_FORWARD_LOCK) != 0; 14773 } 14774 14775 private InstallArgs createInstallArgs(InstallParams params) { 14776 if (params.move != null) { 14777 return new MoveInstallArgs(params); 14778 } else if (installOnExternalAsec(params.installFlags) || params.isForwardLocked()) { 14779 return new AsecInstallArgs(params); 14780 } else { 14781 return new FileInstallArgs(params); 14782 } 14783 } 14784 14785 /** 14786 * Create args that describe an existing installed package. Typically used 14787 * when cleaning up old installs, or used as a move source. 14788 */ 14789 private InstallArgs createInstallArgsForExisting(int installFlags, String codePath, 14790 String resourcePath, String[] instructionSets) { 14791 final boolean isInAsec; 14792 if (installOnExternalAsec(installFlags)) { 14793 /* Apps on SD card are always in ASEC containers. */ 14794 isInAsec = true; 14795 } else if (installForwardLocked(installFlags) 14796 && !codePath.startsWith(mDrmAppPrivateInstallDir.getAbsolutePath())) { 14797 /* 14798 * Forward-locked apps are only in ASEC containers if they're the 14799 * new style 14800 */ 14801 isInAsec = true; 14802 } else { 14803 isInAsec = false; 14804 } 14805 14806 if (isInAsec) { 14807 return new AsecInstallArgs(codePath, instructionSets, 14808 installOnExternalAsec(installFlags), installForwardLocked(installFlags)); 14809 } else { 14810 return new FileInstallArgs(codePath, resourcePath, instructionSets); 14811 } 14812 } 14813 14814 static abstract class InstallArgs { 14815 /** @see InstallParams#origin */ 14816 final OriginInfo origin; 14817 /** @see InstallParams#move */ 14818 final MoveInfo move; 14819 14820 final IPackageInstallObserver2 observer; 14821 // Always refers to PackageManager flags only 14822 final int installFlags; 14823 final String installerPackageName; 14824 final String volumeUuid; 14825 final UserHandle user; 14826 final String abiOverride; 14827 final String[] installGrantPermissions; 14828 /** If non-null, drop an async trace when the install completes */ 14829 final String traceMethod; 14830 final int traceCookie; 14831 final Certificate[][] certificates; 14832 final int installReason; 14833 14834 // The list of instruction sets supported by this app. This is currently 14835 // only used during the rmdex() phase to clean up resources. We can get rid of this 14836 // if we move dex files under the common app path. 14837 /* nullable */ String[] instructionSets; 14838 14839 InstallArgs(OriginInfo origin, MoveInfo move, IPackageInstallObserver2 observer, 14840 int installFlags, String installerPackageName, String volumeUuid, 14841 UserHandle user, String[] instructionSets, 14842 String abiOverride, String[] installGrantPermissions, 14843 String traceMethod, int traceCookie, Certificate[][] certificates, 14844 int installReason) { 14845 this.origin = origin; 14846 this.move = move; 14847 this.installFlags = installFlags; 14848 this.observer = observer; 14849 this.installerPackageName = installerPackageName; 14850 this.volumeUuid = volumeUuid; 14851 this.user = user; 14852 this.instructionSets = instructionSets; 14853 this.abiOverride = abiOverride; 14854 this.installGrantPermissions = installGrantPermissions; 14855 this.traceMethod = traceMethod; 14856 this.traceCookie = traceCookie; 14857 this.certificates = certificates; 14858 this.installReason = installReason; 14859 } 14860 14861 abstract int copyApk(IMediaContainerService imcs, boolean temp) throws RemoteException; 14862 abstract int doPreInstall(int status); 14863 14864 /** 14865 * Rename package into final resting place. All paths on the given 14866 * scanned package should be updated to reflect the rename. 14867 */ 14868 abstract boolean doRename(int status, PackageParser.Package pkg, String oldCodePath); 14869 abstract int doPostInstall(int status, int uid); 14870 14871 /** @see PackageSettingBase#codePathString */ 14872 abstract String getCodePath(); 14873 /** @see PackageSettingBase#resourcePathString */ 14874 abstract String getResourcePath(); 14875 14876 // Need installer lock especially for dex file removal. 14877 abstract void cleanUpResourcesLI(); 14878 abstract boolean doPostDeleteLI(boolean delete); 14879 14880 /** 14881 * Called before the source arguments are copied. This is used mostly 14882 * for MoveParams when it needs to read the source file to put it in the 14883 * destination. 14884 */ 14885 int doPreCopy() { 14886 return PackageManager.INSTALL_SUCCEEDED; 14887 } 14888 14889 /** 14890 * Called after the source arguments are copied. This is used mostly for 14891 * MoveParams when it needs to read the source file to put it in the 14892 * destination. 14893 */ 14894 int doPostCopy(int uid) { 14895 return PackageManager.INSTALL_SUCCEEDED; 14896 } 14897 14898 protected boolean isFwdLocked() { 14899 return (installFlags & PackageManager.INSTALL_FORWARD_LOCK) != 0; 14900 } 14901 14902 protected boolean isExternalAsec() { 14903 return (installFlags & PackageManager.INSTALL_EXTERNAL) != 0; 14904 } 14905 14906 protected boolean isEphemeral() { 14907 return (installFlags & PackageManager.INSTALL_EPHEMERAL) != 0; 14908 } 14909 14910 UserHandle getUser() { 14911 return user; 14912 } 14913 } 14914 14915 private void removeDexFiles(List<String> allCodePaths, String[] instructionSets) { 14916 if (!allCodePaths.isEmpty()) { 14917 if (instructionSets == null) { 14918 throw new IllegalStateException("instructionSet == null"); 14919 } 14920 String[] dexCodeInstructionSets = getDexCodeInstructionSets(instructionSets); 14921 for (String codePath : allCodePaths) { 14922 for (String dexCodeInstructionSet : dexCodeInstructionSets) { 14923 try { 14924 mInstaller.rmdex(codePath, dexCodeInstructionSet); 14925 } catch (InstallerException ignored) { 14926 } 14927 } 14928 } 14929 } 14930 } 14931 14932 /** 14933 * Logic to handle installation of non-ASEC applications, including copying 14934 * and renaming logic. 14935 */ 14936 class FileInstallArgs extends InstallArgs { 14937 private File codeFile; 14938 private File resourceFile; 14939 14940 // Example topology: 14941 // /data/app/com.example/base.apk 14942 // /data/app/com.example/split_foo.apk 14943 // /data/app/com.example/lib/arm/libfoo.so 14944 // /data/app/com.example/lib/arm64/libfoo.so 14945 // /data/app/com.example/dalvik/arm/base.apk@classes.dex 14946 14947 /** New install */ 14948 FileInstallArgs(InstallParams params) { 14949 super(params.origin, params.move, params.observer, params.installFlags, 14950 params.installerPackageName, params.volumeUuid, 14951 params.getUser(), null /*instructionSets*/, params.packageAbiOverride, 14952 params.grantedRuntimePermissions, 14953 params.traceMethod, params.traceCookie, params.certificates, 14954 params.installReason); 14955 if (isFwdLocked()) { 14956 throw new IllegalArgumentException("Forward locking only supported in ASEC"); 14957 } 14958 } 14959 14960 /** Existing install */ 14961 FileInstallArgs(String codePath, String resourcePath, String[] instructionSets) { 14962 super(OriginInfo.fromNothing(), null, null, 0, null, null, null, instructionSets, 14963 null, null, null, 0, null /*certificates*/, 14964 PackageManager.INSTALL_REASON_UNKNOWN); 14965 this.codeFile = (codePath != null) ? new File(codePath) : null; 14966 this.resourceFile = (resourcePath != null) ? new File(resourcePath) : null; 14967 } 14968 14969 int copyApk(IMediaContainerService imcs, boolean temp) throws RemoteException { 14970 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "copyApk"); 14971 try { 14972 return doCopyApk(imcs, temp); 14973 } finally { 14974 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 14975 } 14976 } 14977 14978 private int doCopyApk(IMediaContainerService imcs, boolean temp) throws RemoteException { 14979 if (origin.staged) { 14980 if (DEBUG_INSTALL) Slog.d(TAG, origin.file + " already staged; skipping copy"); 14981 codeFile = origin.file; 14982 resourceFile = origin.file; 14983 return PackageManager.INSTALL_SUCCEEDED; 14984 } 14985 14986 try { 14987 final boolean isEphemeral = (installFlags & PackageManager.INSTALL_EPHEMERAL) != 0; 14988 final File tempDir = 14989 mInstallerService.allocateStageDirLegacy(volumeUuid, isEphemeral); 14990 codeFile = tempDir; 14991 resourceFile = tempDir; 14992 } catch (IOException e) { 14993 Slog.w(TAG, "Failed to create copy file: " + e); 14994 return PackageManager.INSTALL_FAILED_INSUFFICIENT_STORAGE; 14995 } 14996 14997 final IParcelFileDescriptorFactory target = new IParcelFileDescriptorFactory.Stub() { 14998 @Override 14999 public ParcelFileDescriptor open(String name, int mode) throws RemoteException { 15000 if (!FileUtils.isValidExtFilename(name)) { 15001 throw new IllegalArgumentException("Invalid filename: " + name); 15002 } 15003 try { 15004 final File file = new File(codeFile, name); 15005 final FileDescriptor fd = Os.open(file.getAbsolutePath(), 15006 O_RDWR | O_CREAT, 0644); 15007 Os.chmod(file.getAbsolutePath(), 0644); 15008 return new ParcelFileDescriptor(fd); 15009 } catch (ErrnoException e) { 15010 throw new RemoteException("Failed to open: " + e.getMessage()); 15011 } 15012 } 15013 }; 15014 15015 int ret = PackageManager.INSTALL_SUCCEEDED; 15016 ret = imcs.copyPackage(origin.file.getAbsolutePath(), target); 15017 if (ret != PackageManager.INSTALL_SUCCEEDED) { 15018 Slog.e(TAG, "Failed to copy package"); 15019 return ret; 15020 } 15021 15022 final File libraryRoot = new File(codeFile, LIB_DIR_NAME); 15023 NativeLibraryHelper.Handle handle = null; 15024 try { 15025 handle = NativeLibraryHelper.Handle.create(codeFile); 15026 ret = NativeLibraryHelper.copyNativeBinariesWithOverride(handle, libraryRoot, 15027 abiOverride); 15028 } catch (IOException e) { 15029 Slog.e(TAG, "Copying native libraries failed", e); 15030 ret = PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 15031 } finally { 15032 IoUtils.closeQuietly(handle); 15033 } 15034 15035 return ret; 15036 } 15037 15038 int doPreInstall(int status) { 15039 if (status != PackageManager.INSTALL_SUCCEEDED) { 15040 cleanUp(); 15041 } 15042 return status; 15043 } 15044 15045 boolean doRename(int status, PackageParser.Package pkg, String oldCodePath) { 15046 if (status != PackageManager.INSTALL_SUCCEEDED) { 15047 cleanUp(); 15048 return false; 15049 } 15050 15051 final File targetDir = codeFile.getParentFile(); 15052 final File beforeCodeFile = codeFile; 15053 final File afterCodeFile = getNextCodePath(targetDir, pkg.packageName); 15054 15055 if (DEBUG_INSTALL) Slog.d(TAG, "Renaming " + beforeCodeFile + " to " + afterCodeFile); 15056 try { 15057 Os.rename(beforeCodeFile.getAbsolutePath(), afterCodeFile.getAbsolutePath()); 15058 } catch (ErrnoException e) { 15059 Slog.w(TAG, "Failed to rename", e); 15060 return false; 15061 } 15062 15063 if (!SELinux.restoreconRecursive(afterCodeFile)) { 15064 Slog.w(TAG, "Failed to restorecon"); 15065 return false; 15066 } 15067 15068 // Reflect the rename internally 15069 codeFile = afterCodeFile; 15070 resourceFile = afterCodeFile; 15071 15072 // Reflect the rename in scanned details 15073 pkg.setCodePath(afterCodeFile.getAbsolutePath()); 15074 pkg.setBaseCodePath(FileUtils.rewriteAfterRename(beforeCodeFile, 15075 afterCodeFile, pkg.baseCodePath)); 15076 pkg.setSplitCodePaths(FileUtils.rewriteAfterRename(beforeCodeFile, 15077 afterCodeFile, pkg.splitCodePaths)); 15078 15079 // Reflect the rename in app info 15080 pkg.setApplicationVolumeUuid(pkg.volumeUuid); 15081 pkg.setApplicationInfoCodePath(pkg.codePath); 15082 pkg.setApplicationInfoBaseCodePath(pkg.baseCodePath); 15083 pkg.setApplicationInfoSplitCodePaths(pkg.splitCodePaths); 15084 pkg.setApplicationInfoResourcePath(pkg.codePath); 15085 pkg.setApplicationInfoBaseResourcePath(pkg.baseCodePath); 15086 pkg.setApplicationInfoSplitResourcePaths(pkg.splitCodePaths); 15087 15088 return true; 15089 } 15090 15091 int doPostInstall(int status, int uid) { 15092 if (status != PackageManager.INSTALL_SUCCEEDED) { 15093 cleanUp(); 15094 } 15095 return status; 15096 } 15097 15098 @Override 15099 String getCodePath() { 15100 return (codeFile != null) ? codeFile.getAbsolutePath() : null; 15101 } 15102 15103 @Override 15104 String getResourcePath() { 15105 return (resourceFile != null) ? resourceFile.getAbsolutePath() : null; 15106 } 15107 15108 private boolean cleanUp() { 15109 if (codeFile == null || !codeFile.exists()) { 15110 return false; 15111 } 15112 15113 removeCodePathLI(codeFile); 15114 15115 if (resourceFile != null && !FileUtils.contains(codeFile, resourceFile)) { 15116 resourceFile.delete(); 15117 } 15118 15119 return true; 15120 } 15121 15122 void cleanUpResourcesLI() { 15123 // Try enumerating all code paths before deleting 15124 List<String> allCodePaths = Collections.EMPTY_LIST; 15125 if (codeFile != null && codeFile.exists()) { 15126 try { 15127 final PackageLite pkg = PackageParser.parsePackageLite(codeFile, 0); 15128 allCodePaths = pkg.getAllCodePaths(); 15129 } catch (PackageParserException e) { 15130 // Ignored; we tried our best 15131 } 15132 } 15133 15134 cleanUp(); 15135 removeDexFiles(allCodePaths, instructionSets); 15136 } 15137 15138 boolean doPostDeleteLI(boolean delete) { 15139 // XXX err, shouldn't we respect the delete flag? 15140 cleanUpResourcesLI(); 15141 return true; 15142 } 15143 } 15144 15145 private boolean isAsecExternal(String cid) { 15146 final String asecPath = PackageHelper.getSdFilesystem(cid); 15147 return !asecPath.startsWith(mAsecInternalPath); 15148 } 15149 15150 private static void maybeThrowExceptionForMultiArchCopy(String message, int copyRet) throws 15151 PackageManagerException { 15152 if (copyRet < 0) { 15153 if (copyRet != PackageManager.NO_NATIVE_LIBRARIES && 15154 copyRet != PackageManager.INSTALL_FAILED_NO_MATCHING_ABIS) { 15155 throw new PackageManagerException(copyRet, message); 15156 } 15157 } 15158 } 15159 15160 /** 15161 * Extract the StorageManagerService "container ID" from the full code path of an 15162 * .apk. 15163 */ 15164 static String cidFromCodePath(String fullCodePath) { 15165 int eidx = fullCodePath.lastIndexOf("/"); 15166 String subStr1 = fullCodePath.substring(0, eidx); 15167 int sidx = subStr1.lastIndexOf("/"); 15168 return subStr1.substring(sidx+1, eidx); 15169 } 15170 15171 /** 15172 * Logic to handle installation of ASEC applications, including copying and 15173 * renaming logic. 15174 */ 15175 class AsecInstallArgs extends InstallArgs { 15176 static final String RES_FILE_NAME = "pkg.apk"; 15177 static final String PUBLIC_RES_FILE_NAME = "res.zip"; 15178 15179 String cid; 15180 String packagePath; 15181 String resourcePath; 15182 15183 /** New install */ 15184 AsecInstallArgs(InstallParams params) { 15185 super(params.origin, params.move, params.observer, params.installFlags, 15186 params.installerPackageName, params.volumeUuid, 15187 params.getUser(), null /* instruction sets */, params.packageAbiOverride, 15188 params.grantedRuntimePermissions, 15189 params.traceMethod, params.traceCookie, params.certificates, 15190 params.installReason); 15191 } 15192 15193 /** Existing install */ 15194 AsecInstallArgs(String fullCodePath, String[] instructionSets, 15195 boolean isExternal, boolean isForwardLocked) { 15196 super(OriginInfo.fromNothing(), null, null, (isExternal ? INSTALL_EXTERNAL : 0) 15197 | (isForwardLocked ? INSTALL_FORWARD_LOCK : 0), null, null, null, 15198 instructionSets, null, null, null, 0, null /*certificates*/, 15199 PackageManager.INSTALL_REASON_UNKNOWN); 15200 // Hackily pretend we're still looking at a full code path 15201 if (!fullCodePath.endsWith(RES_FILE_NAME)) { 15202 fullCodePath = new File(fullCodePath, RES_FILE_NAME).getAbsolutePath(); 15203 } 15204 15205 // Extract cid from fullCodePath 15206 int eidx = fullCodePath.lastIndexOf("/"); 15207 String subStr1 = fullCodePath.substring(0, eidx); 15208 int sidx = subStr1.lastIndexOf("/"); 15209 cid = subStr1.substring(sidx+1, eidx); 15210 setMountPath(subStr1); 15211 } 15212 15213 AsecInstallArgs(String cid, String[] instructionSets, boolean isForwardLocked) { 15214 super(OriginInfo.fromNothing(), null, null, (isAsecExternal(cid) ? INSTALL_EXTERNAL : 0) 15215 | (isForwardLocked ? INSTALL_FORWARD_LOCK : 0), null, null, null, 15216 instructionSets, null, null, null, 0, null /*certificates*/, 15217 PackageManager.INSTALL_REASON_UNKNOWN); 15218 this.cid = cid; 15219 setMountPath(PackageHelper.getSdDir(cid)); 15220 } 15221 15222 void createCopyFile() { 15223 cid = mInstallerService.allocateExternalStageCidLegacy(); 15224 } 15225 15226 int copyApk(IMediaContainerService imcs, boolean temp) throws RemoteException { 15227 if (origin.staged && origin.cid != null) { 15228 if (DEBUG_INSTALL) Slog.d(TAG, origin.cid + " already staged; skipping copy"); 15229 cid = origin.cid; 15230 setMountPath(PackageHelper.getSdDir(cid)); 15231 return PackageManager.INSTALL_SUCCEEDED; 15232 } 15233 15234 if (temp) { 15235 createCopyFile(); 15236 } else { 15237 /* 15238 * Pre-emptively destroy the container since it's destroyed if 15239 * copying fails due to it existing anyway. 15240 */ 15241 PackageHelper.destroySdDir(cid); 15242 } 15243 15244 final String newMountPath = imcs.copyPackageToContainer( 15245 origin.file.getAbsolutePath(), cid, getEncryptKey(), isExternalAsec(), 15246 isFwdLocked(), deriveAbiOverride(abiOverride, null /* settings */)); 15247 15248 if (newMountPath != null) { 15249 setMountPath(newMountPath); 15250 return PackageManager.INSTALL_SUCCEEDED; 15251 } else { 15252 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 15253 } 15254 } 15255 15256 @Override 15257 String getCodePath() { 15258 return packagePath; 15259 } 15260 15261 @Override 15262 String getResourcePath() { 15263 return resourcePath; 15264 } 15265 15266 int doPreInstall(int status) { 15267 if (status != PackageManager.INSTALL_SUCCEEDED) { 15268 // Destroy container 15269 PackageHelper.destroySdDir(cid); 15270 } else { 15271 boolean mounted = PackageHelper.isContainerMounted(cid); 15272 if (!mounted) { 15273 String newMountPath = PackageHelper.mountSdDir(cid, getEncryptKey(), 15274 Process.SYSTEM_UID); 15275 if (newMountPath != null) { 15276 setMountPath(newMountPath); 15277 } else { 15278 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 15279 } 15280 } 15281 } 15282 return status; 15283 } 15284 15285 boolean doRename(int status, PackageParser.Package pkg, String oldCodePath) { 15286 String newCacheId = getNextCodePath(oldCodePath, pkg.packageName, "/" + RES_FILE_NAME); 15287 String newMountPath = null; 15288 if (PackageHelper.isContainerMounted(cid)) { 15289 // Unmount the container 15290 if (!PackageHelper.unMountSdDir(cid)) { 15291 Slog.i(TAG, "Failed to unmount " + cid + " before renaming"); 15292 return false; 15293 } 15294 } 15295 if (!PackageHelper.renameSdDir(cid, newCacheId)) { 15296 Slog.e(TAG, "Failed to rename " + cid + " to " + newCacheId + 15297 " which might be stale. Will try to clean up."); 15298 // Clean up the stale container and proceed to recreate. 15299 if (!PackageHelper.destroySdDir(newCacheId)) { 15300 Slog.e(TAG, "Very strange. Cannot clean up stale container " + newCacheId); 15301 return false; 15302 } 15303 // Successfully cleaned up stale container. Try to rename again. 15304 if (!PackageHelper.renameSdDir(cid, newCacheId)) { 15305 Slog.e(TAG, "Failed to rename " + cid + " to " + newCacheId 15306 + " inspite of cleaning it up."); 15307 return false; 15308 } 15309 } 15310 if (!PackageHelper.isContainerMounted(newCacheId)) { 15311 Slog.w(TAG, "Mounting container " + newCacheId); 15312 newMountPath = PackageHelper.mountSdDir(newCacheId, 15313 getEncryptKey(), Process.SYSTEM_UID); 15314 } else { 15315 newMountPath = PackageHelper.getSdDir(newCacheId); 15316 } 15317 if (newMountPath == null) { 15318 Slog.w(TAG, "Failed to get cache path for " + newCacheId); 15319 return false; 15320 } 15321 Log.i(TAG, "Succesfully renamed " + cid + 15322 " to " + newCacheId + 15323 " at new path: " + newMountPath); 15324 cid = newCacheId; 15325 15326 final File beforeCodeFile = new File(packagePath); 15327 setMountPath(newMountPath); 15328 final File afterCodeFile = new File(packagePath); 15329 15330 // Reflect the rename in scanned details 15331 pkg.setCodePath(afterCodeFile.getAbsolutePath()); 15332 pkg.setBaseCodePath(FileUtils.rewriteAfterRename(beforeCodeFile, 15333 afterCodeFile, pkg.baseCodePath)); 15334 pkg.setSplitCodePaths(FileUtils.rewriteAfterRename(beforeCodeFile, 15335 afterCodeFile, pkg.splitCodePaths)); 15336 15337 // Reflect the rename in app info 15338 pkg.setApplicationVolumeUuid(pkg.volumeUuid); 15339 pkg.setApplicationInfoCodePath(pkg.codePath); 15340 pkg.setApplicationInfoBaseCodePath(pkg.baseCodePath); 15341 pkg.setApplicationInfoSplitCodePaths(pkg.splitCodePaths); 15342 pkg.setApplicationInfoResourcePath(pkg.codePath); 15343 pkg.setApplicationInfoBaseResourcePath(pkg.baseCodePath); 15344 pkg.setApplicationInfoSplitResourcePaths(pkg.splitCodePaths); 15345 15346 return true; 15347 } 15348 15349 private void setMountPath(String mountPath) { 15350 final File mountFile = new File(mountPath); 15351 15352 final File monolithicFile = new File(mountFile, RES_FILE_NAME); 15353 if (monolithicFile.exists()) { 15354 packagePath = monolithicFile.getAbsolutePath(); 15355 if (isFwdLocked()) { 15356 resourcePath = new File(mountFile, PUBLIC_RES_FILE_NAME).getAbsolutePath(); 15357 } else { 15358 resourcePath = packagePath; 15359 } 15360 } else { 15361 packagePath = mountFile.getAbsolutePath(); 15362 resourcePath = packagePath; 15363 } 15364 } 15365 15366 int doPostInstall(int status, int uid) { 15367 if (status != PackageManager.INSTALL_SUCCEEDED) { 15368 cleanUp(); 15369 } else { 15370 final int groupOwner; 15371 final String protectedFile; 15372 if (isFwdLocked()) { 15373 groupOwner = UserHandle.getSharedAppGid(uid); 15374 protectedFile = RES_FILE_NAME; 15375 } else { 15376 groupOwner = -1; 15377 protectedFile = null; 15378 } 15379 15380 if (uid < Process.FIRST_APPLICATION_UID 15381 || !PackageHelper.fixSdPermissions(cid, groupOwner, protectedFile)) { 15382 Slog.e(TAG, "Failed to finalize " + cid); 15383 PackageHelper.destroySdDir(cid); 15384 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 15385 } 15386 15387 boolean mounted = PackageHelper.isContainerMounted(cid); 15388 if (!mounted) { 15389 PackageHelper.mountSdDir(cid, getEncryptKey(), Process.myUid()); 15390 } 15391 } 15392 return status; 15393 } 15394 15395 private void cleanUp() { 15396 if (DEBUG_SD_INSTALL) Slog.i(TAG, "cleanUp"); 15397 15398 // Destroy secure container 15399 PackageHelper.destroySdDir(cid); 15400 } 15401 15402 private List<String> getAllCodePaths() { 15403 final File codeFile = new File(getCodePath()); 15404 if (codeFile != null && codeFile.exists()) { 15405 try { 15406 final PackageLite pkg = PackageParser.parsePackageLite(codeFile, 0); 15407 return pkg.getAllCodePaths(); 15408 } catch (PackageParserException e) { 15409 // Ignored; we tried our best 15410 } 15411 } 15412 return Collections.EMPTY_LIST; 15413 } 15414 15415 void cleanUpResourcesLI() { 15416 // Enumerate all code paths before deleting 15417 cleanUpResourcesLI(getAllCodePaths()); 15418 } 15419 15420 private void cleanUpResourcesLI(List<String> allCodePaths) { 15421 cleanUp(); 15422 removeDexFiles(allCodePaths, instructionSets); 15423 } 15424 15425 String getPackageName() { 15426 return getAsecPackageName(cid); 15427 } 15428 15429 boolean doPostDeleteLI(boolean delete) { 15430 if (DEBUG_SD_INSTALL) Slog.i(TAG, "doPostDeleteLI() del=" + delete); 15431 final List<String> allCodePaths = getAllCodePaths(); 15432 boolean mounted = PackageHelper.isContainerMounted(cid); 15433 if (mounted) { 15434 // Unmount first 15435 if (PackageHelper.unMountSdDir(cid)) { 15436 mounted = false; 15437 } 15438 } 15439 if (!mounted && delete) { 15440 cleanUpResourcesLI(allCodePaths); 15441 } 15442 return !mounted; 15443 } 15444 15445 @Override 15446 int doPreCopy() { 15447 if (isFwdLocked()) { 15448 if (!PackageHelper.fixSdPermissions(cid, getPackageUid(DEFAULT_CONTAINER_PACKAGE, 15449 MATCH_SYSTEM_ONLY, UserHandle.USER_SYSTEM), RES_FILE_NAME)) { 15450 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 15451 } 15452 } 15453 15454 return PackageManager.INSTALL_SUCCEEDED; 15455 } 15456 15457 @Override 15458 int doPostCopy(int uid) { 15459 if (isFwdLocked()) { 15460 if (uid < Process.FIRST_APPLICATION_UID 15461 || !PackageHelper.fixSdPermissions(cid, UserHandle.getSharedAppGid(uid), 15462 RES_FILE_NAME)) { 15463 Slog.e(TAG, "Failed to finalize " + cid); 15464 PackageHelper.destroySdDir(cid); 15465 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 15466 } 15467 } 15468 15469 return PackageManager.INSTALL_SUCCEEDED; 15470 } 15471 } 15472 15473 /** 15474 * Logic to handle movement of existing installed applications. 15475 */ 15476 class MoveInstallArgs extends InstallArgs { 15477 private File codeFile; 15478 private File resourceFile; 15479 15480 /** New install */ 15481 MoveInstallArgs(InstallParams params) { 15482 super(params.origin, params.move, params.observer, params.installFlags, 15483 params.installerPackageName, params.volumeUuid, 15484 params.getUser(), null /* instruction sets */, params.packageAbiOverride, 15485 params.grantedRuntimePermissions, 15486 params.traceMethod, params.traceCookie, params.certificates, 15487 params.installReason); 15488 } 15489 15490 int copyApk(IMediaContainerService imcs, boolean temp) { 15491 if (DEBUG_INSTALL) Slog.d(TAG, "Moving " + move.packageName + " from " 15492 + move.fromUuid + " to " + move.toUuid); 15493 synchronized (mInstaller) { 15494 try { 15495 mInstaller.moveCompleteApp(move.fromUuid, move.toUuid, move.packageName, 15496 move.dataAppName, move.appId, move.seinfo, move.targetSdkVersion); 15497 } catch (InstallerException e) { 15498 Slog.w(TAG, "Failed to move app", e); 15499 return PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 15500 } 15501 } 15502 15503 codeFile = new File(Environment.getDataAppDirectory(move.toUuid), move.dataAppName); 15504 resourceFile = codeFile; 15505 if (DEBUG_INSTALL) Slog.d(TAG, "codeFile after move is " + codeFile); 15506 15507 return PackageManager.INSTALL_SUCCEEDED; 15508 } 15509 15510 int doPreInstall(int status) { 15511 if (status != PackageManager.INSTALL_SUCCEEDED) { 15512 cleanUp(move.toUuid); 15513 } 15514 return status; 15515 } 15516 15517 boolean doRename(int status, PackageParser.Package pkg, String oldCodePath) { 15518 if (status != PackageManager.INSTALL_SUCCEEDED) { 15519 cleanUp(move.toUuid); 15520 return false; 15521 } 15522 15523 // Reflect the move in app info 15524 pkg.setApplicationVolumeUuid(pkg.volumeUuid); 15525 pkg.setApplicationInfoCodePath(pkg.codePath); 15526 pkg.setApplicationInfoBaseCodePath(pkg.baseCodePath); 15527 pkg.setApplicationInfoSplitCodePaths(pkg.splitCodePaths); 15528 pkg.setApplicationInfoResourcePath(pkg.codePath); 15529 pkg.setApplicationInfoBaseResourcePath(pkg.baseCodePath); 15530 pkg.setApplicationInfoSplitResourcePaths(pkg.splitCodePaths); 15531 15532 return true; 15533 } 15534 15535 int doPostInstall(int status, int uid) { 15536 if (status == PackageManager.INSTALL_SUCCEEDED) { 15537 cleanUp(move.fromUuid); 15538 } else { 15539 cleanUp(move.toUuid); 15540 } 15541 return status; 15542 } 15543 15544 @Override 15545 String getCodePath() { 15546 return (codeFile != null) ? codeFile.getAbsolutePath() : null; 15547 } 15548 15549 @Override 15550 String getResourcePath() { 15551 return (resourceFile != null) ? resourceFile.getAbsolutePath() : null; 15552 } 15553 15554 private boolean cleanUp(String volumeUuid) { 15555 final File codeFile = new File(Environment.getDataAppDirectory(volumeUuid), 15556 move.dataAppName); 15557 Slog.d(TAG, "Cleaning up " + move.packageName + " on " + volumeUuid); 15558 final int[] userIds = sUserManager.getUserIds(); 15559 synchronized (mInstallLock) { 15560 // Clean up both app data and code 15561 // All package moves are frozen until finished 15562 for (int userId : userIds) { 15563 try { 15564 mInstaller.destroyAppData(volumeUuid, move.packageName, userId, 15565 StorageManager.FLAG_STORAGE_DE | StorageManager.FLAG_STORAGE_CE, 0); 15566 } catch (InstallerException e) { 15567 Slog.w(TAG, String.valueOf(e)); 15568 } 15569 } 15570 removeCodePathLI(codeFile); 15571 } 15572 return true; 15573 } 15574 15575 void cleanUpResourcesLI() { 15576 throw new UnsupportedOperationException(); 15577 } 15578 15579 boolean doPostDeleteLI(boolean delete) { 15580 throw new UnsupportedOperationException(); 15581 } 15582 } 15583 15584 static String getAsecPackageName(String packageCid) { 15585 int idx = packageCid.lastIndexOf("-"); 15586 if (idx == -1) { 15587 return packageCid; 15588 } 15589 return packageCid.substring(0, idx); 15590 } 15591 15592 // Utility method used to create code paths based on package name and available index. 15593 private static String getNextCodePath(String oldCodePath, String prefix, String suffix) { 15594 String idxStr = ""; 15595 int idx = 1; 15596 // Fall back to default value of idx=1 if prefix is not 15597 // part of oldCodePath 15598 if (oldCodePath != null) { 15599 String subStr = oldCodePath; 15600 // Drop the suffix right away 15601 if (suffix != null && subStr.endsWith(suffix)) { 15602 subStr = subStr.substring(0, subStr.length() - suffix.length()); 15603 } 15604 // If oldCodePath already contains prefix find out the 15605 // ending index to either increment or decrement. 15606 int sidx = subStr.lastIndexOf(prefix); 15607 if (sidx != -1) { 15608 subStr = subStr.substring(sidx + prefix.length()); 15609 if (subStr != null) { 15610 if (subStr.startsWith(INSTALL_PACKAGE_SUFFIX)) { 15611 subStr = subStr.substring(INSTALL_PACKAGE_SUFFIX.length()); 15612 } 15613 try { 15614 idx = Integer.parseInt(subStr); 15615 if (idx <= 1) { 15616 idx++; 15617 } else { 15618 idx--; 15619 } 15620 } catch(NumberFormatException e) { 15621 } 15622 } 15623 } 15624 } 15625 idxStr = INSTALL_PACKAGE_SUFFIX + Integer.toString(idx); 15626 return prefix + idxStr; 15627 } 15628 15629 private File getNextCodePath(File targetDir, String packageName) { 15630 File result; 15631 SecureRandom random = new SecureRandom(); 15632 byte[] bytes = new byte[16]; 15633 do { 15634 random.nextBytes(bytes); 15635 String suffix = Base64.encodeToString(bytes, Base64.URL_SAFE | Base64.NO_WRAP); 15636 result = new File(targetDir, packageName + "-" + suffix); 15637 } while (result.exists()); 15638 return result; 15639 } 15640 15641 // Utility method that returns the relative package path with respect 15642 // to the installation directory. Like say for /data/data/com.test-1.apk 15643 // string com.test-1 is returned. 15644 static String deriveCodePathName(String codePath) { 15645 if (codePath == null) { 15646 return null; 15647 } 15648 final File codeFile = new File(codePath); 15649 final String name = codeFile.getName(); 15650 if (codeFile.isDirectory()) { 15651 return name; 15652 } else if (name.endsWith(".apk") || name.endsWith(".tmp")) { 15653 final int lastDot = name.lastIndexOf('.'); 15654 return name.substring(0, lastDot); 15655 } else { 15656 Slog.w(TAG, "Odd, " + codePath + " doesn't look like an APK"); 15657 return null; 15658 } 15659 } 15660 15661 static class PackageInstalledInfo { 15662 String name; 15663 int uid; 15664 // The set of users that originally had this package installed. 15665 int[] origUsers; 15666 // The set of users that now have this package installed. 15667 int[] newUsers; 15668 PackageParser.Package pkg; 15669 int returnCode; 15670 String returnMsg; 15671 PackageRemovedInfo removedInfo; 15672 ArrayMap<String, PackageInstalledInfo> addedChildPackages; 15673 15674 public void setError(int code, String msg) { 15675 setReturnCode(code); 15676 setReturnMessage(msg); 15677 Slog.w(TAG, msg); 15678 } 15679 15680 public void setError(String msg, PackageParserException e) { 15681 setReturnCode(e.error); 15682 setReturnMessage(ExceptionUtils.getCompleteMessage(msg, e)); 15683 Slog.w(TAG, msg, e); 15684 } 15685 15686 public void setError(String msg, PackageManagerException e) { 15687 returnCode = e.error; 15688 setReturnMessage(ExceptionUtils.getCompleteMessage(msg, e)); 15689 Slog.w(TAG, msg, e); 15690 } 15691 15692 public void setReturnCode(int returnCode) { 15693 this.returnCode = returnCode; 15694 final int childCount = (addedChildPackages != null) ? addedChildPackages.size() : 0; 15695 for (int i = 0; i < childCount; i++) { 15696 addedChildPackages.valueAt(i).returnCode = returnCode; 15697 } 15698 } 15699 15700 private void setReturnMessage(String returnMsg) { 15701 this.returnMsg = returnMsg; 15702 final int childCount = (addedChildPackages != null) ? addedChildPackages.size() : 0; 15703 for (int i = 0; i < childCount; i++) { 15704 addedChildPackages.valueAt(i).returnMsg = returnMsg; 15705 } 15706 } 15707 15708 // In some error cases we want to convey more info back to the observer 15709 String origPackage; 15710 String origPermission; 15711 } 15712 15713 /* 15714 * Install a non-existing package. 15715 */ 15716 private void installNewPackageLIF(PackageParser.Package pkg, final int policyFlags, 15717 int scanFlags, UserHandle user, String installerPackageName, String volumeUuid, 15718 PackageInstalledInfo res, int installReason) { 15719 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "installNewPackage"); 15720 15721 // Remember this for later, in case we need to rollback this install 15722 String pkgName = pkg.packageName; 15723 15724 if (DEBUG_INSTALL) Slog.d(TAG, "installNewPackageLI: " + pkg); 15725 15726 synchronized(mPackages) { 15727 final String renamedPackage = mSettings.getRenamedPackageLPr(pkgName); 15728 if (renamedPackage != null) { 15729 // A package with the same name is already installed, though 15730 // it has been renamed to an older name. The package we 15731 // are trying to install should be installed as an update to 15732 // the existing one, but that has not been requested, so bail. 15733 res.setError(INSTALL_FAILED_ALREADY_EXISTS, "Attempt to re-install " + pkgName 15734 + " without first uninstalling package running as " 15735 + renamedPackage); 15736 return; 15737 } 15738 if (mPackages.containsKey(pkgName)) { 15739 // Don't allow installation over an existing package with the same name. 15740 res.setError(INSTALL_FAILED_ALREADY_EXISTS, "Attempt to re-install " + pkgName 15741 + " without first uninstalling."); 15742 return; 15743 } 15744 } 15745 15746 try { 15747 PackageParser.Package newPackage = scanPackageTracedLI(pkg, policyFlags, scanFlags, 15748 System.currentTimeMillis(), user); 15749 15750 updateSettingsLI(newPackage, installerPackageName, null, res, user, installReason); 15751 15752 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED) { 15753 prepareAppDataAfterInstallLIF(newPackage); 15754 15755 } else { 15756 // Remove package from internal structures, but keep around any 15757 // data that might have already existed 15758 deletePackageLIF(pkgName, UserHandle.ALL, false, null, 15759 PackageManager.DELETE_KEEP_DATA, res.removedInfo, true, null); 15760 } 15761 } catch (PackageManagerException e) { 15762 res.setError("Package couldn't be installed in " + pkg.codePath, e); 15763 } 15764 15765 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 15766 } 15767 15768 private boolean shouldCheckUpgradeKeySetLP(PackageSetting oldPs, int scanFlags) { 15769 // Can't rotate keys during boot or if sharedUser. 15770 if (oldPs == null || (scanFlags&SCAN_INITIAL) != 0 || oldPs.sharedUser != null 15771 || !oldPs.keySetData.isUsingUpgradeKeySets()) { 15772 return false; 15773 } 15774 // app is using upgradeKeySets; make sure all are valid 15775 KeySetManagerService ksms = mSettings.mKeySetManagerService; 15776 long[] upgradeKeySets = oldPs.keySetData.getUpgradeKeySets(); 15777 for (int i = 0; i < upgradeKeySets.length; i++) { 15778 if (!ksms.isIdValidKeySetId(upgradeKeySets[i])) { 15779 Slog.wtf(TAG, "Package " 15780 + (oldPs.name != null ? oldPs.name : "<null>") 15781 + " contains upgrade-key-set reference to unknown key-set: " 15782 + upgradeKeySets[i] 15783 + " reverting to signatures check."); 15784 return false; 15785 } 15786 } 15787 return true; 15788 } 15789 15790 private boolean checkUpgradeKeySetLP(PackageSetting oldPS, PackageParser.Package newPkg) { 15791 // Upgrade keysets are being used. Determine if new package has a superset of the 15792 // required keys. 15793 long[] upgradeKeySets = oldPS.keySetData.getUpgradeKeySets(); 15794 KeySetManagerService ksms = mSettings.mKeySetManagerService; 15795 for (int i = 0; i < upgradeKeySets.length; i++) { 15796 Set<PublicKey> upgradeSet = ksms.getPublicKeysFromKeySetLPr(upgradeKeySets[i]); 15797 if (upgradeSet != null && newPkg.mSigningKeys.containsAll(upgradeSet)) { 15798 return true; 15799 } 15800 } 15801 return false; 15802 } 15803 15804 private static void updateDigest(MessageDigest digest, File file) throws IOException { 15805 try (DigestInputStream digestStream = 15806 new DigestInputStream(new FileInputStream(file), digest)) { 15807 while (digestStream.read() != -1) {} // nothing to do; just plow through the file 15808 } 15809 } 15810 15811 private void replacePackageLIF(PackageParser.Package pkg, final int policyFlags, int scanFlags, 15812 UserHandle user, String installerPackageName, PackageInstalledInfo res, 15813 int installReason) { 15814 final boolean isEphemeral = (policyFlags & PackageParser.PARSE_IS_EPHEMERAL) != 0; 15815 15816 final PackageParser.Package oldPackage; 15817 final String pkgName = pkg.packageName; 15818 final int[] allUsers; 15819 final int[] installedUsers; 15820 15821 synchronized(mPackages) { 15822 oldPackage = mPackages.get(pkgName); 15823 if (DEBUG_INSTALL) Slog.d(TAG, "replacePackageLI: new=" + pkg + ", old=" + oldPackage); 15824 15825 // don't allow upgrade to target a release SDK from a pre-release SDK 15826 final boolean oldTargetsPreRelease = oldPackage.applicationInfo.targetSdkVersion 15827 == android.os.Build.VERSION_CODES.CUR_DEVELOPMENT; 15828 final boolean newTargetsPreRelease = pkg.applicationInfo.targetSdkVersion 15829 == android.os.Build.VERSION_CODES.CUR_DEVELOPMENT; 15830 if (oldTargetsPreRelease 15831 && !newTargetsPreRelease 15832 && ((policyFlags & PackageParser.PARSE_FORCE_SDK) == 0)) { 15833 Slog.w(TAG, "Can't install package targeting released sdk"); 15834 res.setReturnCode(PackageManager.INSTALL_FAILED_UPDATE_INCOMPATIBLE); 15835 return; 15836 } 15837 15838 // don't allow an upgrade from full to ephemeral 15839 final boolean oldIsEphemeral = oldPackage.applicationInfo.isInstantApp(); 15840 if (isEphemeral && !oldIsEphemeral) { 15841 // can't downgrade from full to ephemeral 15842 Slog.w(TAG, "Can't replace app with ephemeral: " + pkgName); 15843 res.setReturnCode(PackageManager.INSTALL_FAILED_EPHEMERAL_INVALID); 15844 return; 15845 } 15846 15847 // verify signatures are valid 15848 final PackageSetting ps = mSettings.mPackages.get(pkgName); 15849 if (shouldCheckUpgradeKeySetLP(ps, scanFlags)) { 15850 if (!checkUpgradeKeySetLP(ps, pkg)) { 15851 res.setError(INSTALL_FAILED_UPDATE_INCOMPATIBLE, 15852 "New package not signed by keys specified by upgrade-keysets: " 15853 + pkgName); 15854 return; 15855 } 15856 } else { 15857 // default to original signature matching 15858 if (compareSignatures(oldPackage.mSignatures, pkg.mSignatures) 15859 != PackageManager.SIGNATURE_MATCH) { 15860 res.setError(INSTALL_FAILED_UPDATE_INCOMPATIBLE, 15861 "New package has a different signature: " + pkgName); 15862 return; 15863 } 15864 } 15865 15866 // don't allow a system upgrade unless the upgrade hash matches 15867 if (oldPackage.restrictUpdateHash != null && oldPackage.isSystemApp()) { 15868 byte[] digestBytes = null; 15869 try { 15870 final MessageDigest digest = MessageDigest.getInstance("SHA-512"); 15871 updateDigest(digest, new File(pkg.baseCodePath)); 15872 if (!ArrayUtils.isEmpty(pkg.splitCodePaths)) { 15873 for (String path : pkg.splitCodePaths) { 15874 updateDigest(digest, new File(path)); 15875 } 15876 } 15877 digestBytes = digest.digest(); 15878 } catch (NoSuchAlgorithmException | IOException e) { 15879 res.setError(INSTALL_FAILED_INVALID_APK, 15880 "Could not compute hash: " + pkgName); 15881 return; 15882 } 15883 if (!Arrays.equals(oldPackage.restrictUpdateHash, digestBytes)) { 15884 res.setError(INSTALL_FAILED_INVALID_APK, 15885 "New package fails restrict-update check: " + pkgName); 15886 return; 15887 } 15888 // retain upgrade restriction 15889 pkg.restrictUpdateHash = oldPackage.restrictUpdateHash; 15890 } 15891 15892 // Check for shared user id changes 15893 String invalidPackageName = 15894 getParentOrChildPackageChangedSharedUser(oldPackage, pkg); 15895 if (invalidPackageName != null) { 15896 res.setError(INSTALL_FAILED_SHARED_USER_INCOMPATIBLE, 15897 "Package " + invalidPackageName + " tried to change user " 15898 + oldPackage.mSharedUserId); 15899 return; 15900 } 15901 15902 // In case of rollback, remember per-user/profile install state 15903 allUsers = sUserManager.getUserIds(); 15904 installedUsers = ps.queryInstalledUsers(allUsers, true); 15905 } 15906 15907 // Update what is removed 15908 res.removedInfo = new PackageRemovedInfo(); 15909 res.removedInfo.uid = oldPackage.applicationInfo.uid; 15910 res.removedInfo.removedPackage = oldPackage.packageName; 15911 res.removedInfo.isStaticSharedLib = pkg.staticSharedLibName != null; 15912 res.removedInfo.isUpdate = true; 15913 res.removedInfo.origUsers = installedUsers; 15914 final PackageSetting ps = mSettings.getPackageLPr(pkgName); 15915 res.removedInfo.installReasons = new SparseArray<>(installedUsers.length); 15916 for (int i = 0; i < installedUsers.length; i++) { 15917 final int userId = installedUsers[i]; 15918 res.removedInfo.installReasons.put(userId, ps.getInstallReason(userId)); 15919 } 15920 15921 final int childCount = (oldPackage.childPackages != null) 15922 ? oldPackage.childPackages.size() : 0; 15923 for (int i = 0; i < childCount; i++) { 15924 boolean childPackageUpdated = false; 15925 PackageParser.Package childPkg = oldPackage.childPackages.get(i); 15926 final PackageSetting childPs = mSettings.getPackageLPr(childPkg.packageName); 15927 if (res.addedChildPackages != null) { 15928 PackageInstalledInfo childRes = res.addedChildPackages.get(childPkg.packageName); 15929 if (childRes != null) { 15930 childRes.removedInfo.uid = childPkg.applicationInfo.uid; 15931 childRes.removedInfo.removedPackage = childPkg.packageName; 15932 childRes.removedInfo.isUpdate = true; 15933 childRes.removedInfo.installReasons = res.removedInfo.installReasons; 15934 childPackageUpdated = true; 15935 } 15936 } 15937 if (!childPackageUpdated) { 15938 PackageRemovedInfo childRemovedRes = new PackageRemovedInfo(); 15939 childRemovedRes.removedPackage = childPkg.packageName; 15940 childRemovedRes.isUpdate = false; 15941 childRemovedRes.dataRemoved = true; 15942 synchronized (mPackages) { 15943 if (childPs != null) { 15944 childRemovedRes.origUsers = childPs.queryInstalledUsers(allUsers, true); 15945 } 15946 } 15947 if (res.removedInfo.removedChildPackages == null) { 15948 res.removedInfo.removedChildPackages = new ArrayMap<>(); 15949 } 15950 res.removedInfo.removedChildPackages.put(childPkg.packageName, childRemovedRes); 15951 } 15952 } 15953 15954 boolean sysPkg = (isSystemApp(oldPackage)); 15955 if (sysPkg) { 15956 // Set the system/privileged flags as needed 15957 final boolean privileged = 15958 (oldPackage.applicationInfo.privateFlags 15959 & ApplicationInfo.PRIVATE_FLAG_PRIVILEGED) != 0; 15960 final int systemPolicyFlags = policyFlags 15961 | PackageParser.PARSE_IS_SYSTEM 15962 | (privileged ? PackageParser.PARSE_IS_PRIVILEGED : 0); 15963 15964 replaceSystemPackageLIF(oldPackage, pkg, systemPolicyFlags, scanFlags, 15965 user, allUsers, installerPackageName, res, installReason); 15966 } else { 15967 replaceNonSystemPackageLIF(oldPackage, pkg, policyFlags, scanFlags, 15968 user, allUsers, installerPackageName, res, installReason); 15969 } 15970 } 15971 15972 public List<String> getPreviousCodePaths(String packageName) { 15973 final PackageSetting ps = mSettings.mPackages.get(packageName); 15974 final List<String> result = new ArrayList<String>(); 15975 if (ps != null && ps.oldCodePaths != null) { 15976 result.addAll(ps.oldCodePaths); 15977 } 15978 return result; 15979 } 15980 15981 private void replaceNonSystemPackageLIF(PackageParser.Package deletedPackage, 15982 PackageParser.Package pkg, final int policyFlags, int scanFlags, UserHandle user, 15983 int[] allUsers, String installerPackageName, PackageInstalledInfo res, 15984 int installReason) { 15985 if (DEBUG_INSTALL) Slog.d(TAG, "replaceNonSystemPackageLI: new=" + pkg + ", old=" 15986 + deletedPackage); 15987 15988 String pkgName = deletedPackage.packageName; 15989 boolean deletedPkg = true; 15990 boolean addedPkg = false; 15991 boolean updatedSettings = false; 15992 final boolean killApp = (scanFlags & SCAN_DONT_KILL_APP) == 0; 15993 final int deleteFlags = PackageManager.DELETE_KEEP_DATA 15994 | (killApp ? 0 : PackageManager.DELETE_DONT_KILL_APP); 15995 15996 final long origUpdateTime = (pkg.mExtras != null) 15997 ? ((PackageSetting)pkg.mExtras).lastUpdateTime : 0; 15998 15999 // First delete the existing package while retaining the data directory 16000 if (!deletePackageLIF(pkgName, null, true, allUsers, deleteFlags, 16001 res.removedInfo, true, pkg)) { 16002 // If the existing package wasn't successfully deleted 16003 res.setError(INSTALL_FAILED_REPLACE_COULDNT_DELETE, "replaceNonSystemPackageLI"); 16004 deletedPkg = false; 16005 } else { 16006 // Successfully deleted the old package; proceed with replace. 16007 16008 // If deleted package lived in a container, give users a chance to 16009 // relinquish resources before killing. 16010 if (deletedPackage.isForwardLocked() || isExternal(deletedPackage)) { 16011 if (DEBUG_INSTALL) { 16012 Slog.i(TAG, "upgrading pkg " + deletedPackage + " is ASEC-hosted -> UNAVAILABLE"); 16013 } 16014 final int[] uidArray = new int[] { deletedPackage.applicationInfo.uid }; 16015 final ArrayList<String> pkgList = new ArrayList<String>(1); 16016 pkgList.add(deletedPackage.applicationInfo.packageName); 16017 sendResourcesChangedBroadcast(false, true, pkgList, uidArray, null); 16018 } 16019 16020 clearAppDataLIF(pkg, UserHandle.USER_ALL, StorageManager.FLAG_STORAGE_DE 16021 | StorageManager.FLAG_STORAGE_CE | Installer.FLAG_CLEAR_CODE_CACHE_ONLY); 16022 clearAppProfilesLIF(deletedPackage, UserHandle.USER_ALL); 16023 16024 try { 16025 final PackageParser.Package newPackage = scanPackageTracedLI(pkg, policyFlags, 16026 scanFlags | SCAN_UPDATE_TIME, System.currentTimeMillis(), user); 16027 updateSettingsLI(newPackage, installerPackageName, allUsers, res, user, 16028 installReason); 16029 16030 // Update the in-memory copy of the previous code paths. 16031 PackageSetting ps = mSettings.mPackages.get(pkgName); 16032 if (!killApp) { 16033 if (ps.oldCodePaths == null) { 16034 ps.oldCodePaths = new ArraySet<>(); 16035 } 16036 Collections.addAll(ps.oldCodePaths, deletedPackage.baseCodePath); 16037 if (deletedPackage.splitCodePaths != null) { 16038 Collections.addAll(ps.oldCodePaths, deletedPackage.splitCodePaths); 16039 } 16040 } else { 16041 ps.oldCodePaths = null; 16042 } 16043 if (ps.childPackageNames != null) { 16044 for (int i = ps.childPackageNames.size() - 1; i >= 0; --i) { 16045 final String childPkgName = ps.childPackageNames.get(i); 16046 final PackageSetting childPs = mSettings.mPackages.get(childPkgName); 16047 childPs.oldCodePaths = ps.oldCodePaths; 16048 } 16049 } 16050 prepareAppDataAfterInstallLIF(newPackage); 16051 addedPkg = true; 16052 } catch (PackageManagerException e) { 16053 res.setError("Package couldn't be installed in " + pkg.codePath, e); 16054 } 16055 } 16056 16057 if (res.returnCode != PackageManager.INSTALL_SUCCEEDED) { 16058 if (DEBUG_INSTALL) Slog.d(TAG, "Install failed, rolling pack: " + pkgName); 16059 16060 // Revert all internal state mutations and added folders for the failed install 16061 if (addedPkg) { 16062 deletePackageLIF(pkgName, null, true, allUsers, deleteFlags, 16063 res.removedInfo, true, null); 16064 } 16065 16066 // Restore the old package 16067 if (deletedPkg) { 16068 if (DEBUG_INSTALL) Slog.d(TAG, "Install failed, reinstalling: " + deletedPackage); 16069 File restoreFile = new File(deletedPackage.codePath); 16070 // Parse old package 16071 boolean oldExternal = isExternal(deletedPackage); 16072 int oldParseFlags = mDefParseFlags | PackageParser.PARSE_CHATTY | 16073 (deletedPackage.isForwardLocked() ? PackageParser.PARSE_FORWARD_LOCK : 0) | 16074 (oldExternal ? PackageParser.PARSE_EXTERNAL_STORAGE : 0); 16075 int oldScanFlags = SCAN_UPDATE_SIGNATURE | SCAN_UPDATE_TIME; 16076 try { 16077 scanPackageTracedLI(restoreFile, oldParseFlags, oldScanFlags, origUpdateTime, 16078 null); 16079 } catch (PackageManagerException e) { 16080 Slog.e(TAG, "Failed to restore package : " + pkgName + " after failed upgrade: " 16081 + e.getMessage()); 16082 return; 16083 } 16084 16085 synchronized (mPackages) { 16086 // Ensure the installer package name up to date 16087 setInstallerPackageNameLPw(deletedPackage, installerPackageName); 16088 16089 // Update permissions for restored package 16090 updatePermissionsLPw(deletedPackage, UPDATE_PERMISSIONS_ALL); 16091 16092 mSettings.writeLPr(); 16093 } 16094 16095 Slog.i(TAG, "Successfully restored package : " + pkgName + " after failed upgrade"); 16096 } 16097 } else { 16098 synchronized (mPackages) { 16099 PackageSetting ps = mSettings.getPackageLPr(pkg.packageName); 16100 if (ps != null) { 16101 res.removedInfo.removedForAllUsers = mPackages.get(ps.name) == null; 16102 if (res.removedInfo.removedChildPackages != null) { 16103 final int childCount = res.removedInfo.removedChildPackages.size(); 16104 // Iterate in reverse as we may modify the collection 16105 for (int i = childCount - 1; i >= 0; i--) { 16106 String childPackageName = res.removedInfo.removedChildPackages.keyAt(i); 16107 if (res.addedChildPackages.containsKey(childPackageName)) { 16108 res.removedInfo.removedChildPackages.removeAt(i); 16109 } else { 16110 PackageRemovedInfo childInfo = res.removedInfo 16111 .removedChildPackages.valueAt(i); 16112 childInfo.removedForAllUsers = mPackages.get( 16113 childInfo.removedPackage) == null; 16114 } 16115 } 16116 } 16117 } 16118 } 16119 } 16120 } 16121 16122 private void replaceSystemPackageLIF(PackageParser.Package deletedPackage, 16123 PackageParser.Package pkg, final int policyFlags, int scanFlags, UserHandle user, 16124 int[] allUsers, String installerPackageName, PackageInstalledInfo res, 16125 int installReason) { 16126 if (DEBUG_INSTALL) Slog.d(TAG, "replaceSystemPackageLI: new=" + pkg 16127 + ", old=" + deletedPackage); 16128 16129 final boolean disabledSystem; 16130 16131 // Remove existing system package 16132 removePackageLI(deletedPackage, true); 16133 16134 synchronized (mPackages) { 16135 disabledSystem = disableSystemPackageLPw(deletedPackage, pkg); 16136 } 16137 if (!disabledSystem) { 16138 // We didn't need to disable the .apk as a current system package, 16139 // which means we are replacing another update that is already 16140 // installed. We need to make sure to delete the older one's .apk. 16141 res.removedInfo.args = createInstallArgsForExisting(0, 16142 deletedPackage.applicationInfo.getCodePath(), 16143 deletedPackage.applicationInfo.getResourcePath(), 16144 getAppDexInstructionSets(deletedPackage.applicationInfo)); 16145 } else { 16146 res.removedInfo.args = null; 16147 } 16148 16149 // Successfully disabled the old package. Now proceed with re-installation 16150 clearAppDataLIF(pkg, UserHandle.USER_ALL, StorageManager.FLAG_STORAGE_DE 16151 | StorageManager.FLAG_STORAGE_CE | Installer.FLAG_CLEAR_CODE_CACHE_ONLY); 16152 clearAppProfilesLIF(deletedPackage, UserHandle.USER_ALL); 16153 16154 res.setReturnCode(PackageManager.INSTALL_SUCCEEDED); 16155 pkg.setApplicationInfoFlags(ApplicationInfo.FLAG_UPDATED_SYSTEM_APP, 16156 ApplicationInfo.FLAG_UPDATED_SYSTEM_APP); 16157 16158 PackageParser.Package newPackage = null; 16159 try { 16160 // Add the package to the internal data structures 16161 newPackage = scanPackageTracedLI(pkg, policyFlags, scanFlags, 0, user); 16162 16163 // Set the update and install times 16164 PackageSetting deletedPkgSetting = (PackageSetting) deletedPackage.mExtras; 16165 setInstallAndUpdateTime(newPackage, deletedPkgSetting.firstInstallTime, 16166 System.currentTimeMillis()); 16167 16168 // Update the package dynamic state if succeeded 16169 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED) { 16170 // Now that the install succeeded make sure we remove data 16171 // directories for any child package the update removed. 16172 final int deletedChildCount = (deletedPackage.childPackages != null) 16173 ? deletedPackage.childPackages.size() : 0; 16174 final int newChildCount = (newPackage.childPackages != null) 16175 ? newPackage.childPackages.size() : 0; 16176 for (int i = 0; i < deletedChildCount; i++) { 16177 PackageParser.Package deletedChildPkg = deletedPackage.childPackages.get(i); 16178 boolean childPackageDeleted = true; 16179 for (int j = 0; j < newChildCount; j++) { 16180 PackageParser.Package newChildPkg = newPackage.childPackages.get(j); 16181 if (deletedChildPkg.packageName.equals(newChildPkg.packageName)) { 16182 childPackageDeleted = false; 16183 break; 16184 } 16185 } 16186 if (childPackageDeleted) { 16187 PackageSetting ps = mSettings.getDisabledSystemPkgLPr( 16188 deletedChildPkg.packageName); 16189 if (ps != null && res.removedInfo.removedChildPackages != null) { 16190 PackageRemovedInfo removedChildRes = res.removedInfo 16191 .removedChildPackages.get(deletedChildPkg.packageName); 16192 removePackageDataLIF(ps, allUsers, removedChildRes, 0, false); 16193 removedChildRes.removedForAllUsers = mPackages.get(ps.name) == null; 16194 } 16195 } 16196 } 16197 16198 updateSettingsLI(newPackage, installerPackageName, allUsers, res, user, 16199 installReason); 16200 prepareAppDataAfterInstallLIF(newPackage); 16201 } 16202 } catch (PackageManagerException e) { 16203 res.setReturnCode(INSTALL_FAILED_INTERNAL_ERROR); 16204 res.setError("Package couldn't be installed in " + pkg.codePath, e); 16205 } 16206 16207 if (res.returnCode != PackageManager.INSTALL_SUCCEEDED) { 16208 // Re installation failed. Restore old information 16209 // Remove new pkg information 16210 if (newPackage != null) { 16211 removeInstalledPackageLI(newPackage, true); 16212 } 16213 // Add back the old system package 16214 try { 16215 scanPackageTracedLI(deletedPackage, policyFlags, SCAN_UPDATE_SIGNATURE, 0, user); 16216 } catch (PackageManagerException e) { 16217 Slog.e(TAG, "Failed to restore original package: " + e.getMessage()); 16218 } 16219 16220 synchronized (mPackages) { 16221 if (disabledSystem) { 16222 enableSystemPackageLPw(deletedPackage); 16223 } 16224 16225 // Ensure the installer package name up to date 16226 setInstallerPackageNameLPw(deletedPackage, installerPackageName); 16227 16228 // Update permissions for restored package 16229 updatePermissionsLPw(deletedPackage, UPDATE_PERMISSIONS_ALL); 16230 16231 mSettings.writeLPr(); 16232 } 16233 16234 Slog.i(TAG, "Successfully restored package : " + deletedPackage.packageName 16235 + " after failed upgrade"); 16236 } 16237 } 16238 16239 /** 16240 * Checks whether the parent or any of the child packages have a change shared 16241 * user. For a package to be a valid update the shred users of the parent and 16242 * the children should match. We may later support changing child shared users. 16243 * @param oldPkg The updated package. 16244 * @param newPkg The update package. 16245 * @return The shared user that change between the versions. 16246 */ 16247 private String getParentOrChildPackageChangedSharedUser(PackageParser.Package oldPkg, 16248 PackageParser.Package newPkg) { 16249 // Check parent shared user 16250 if (!Objects.equals(oldPkg.mSharedUserId, newPkg.mSharedUserId)) { 16251 return newPkg.packageName; 16252 } 16253 // Check child shared users 16254 final int oldChildCount = (oldPkg.childPackages != null) ? oldPkg.childPackages.size() : 0; 16255 final int newChildCount = (newPkg.childPackages != null) ? newPkg.childPackages.size() : 0; 16256 for (int i = 0; i < newChildCount; i++) { 16257 PackageParser.Package newChildPkg = newPkg.childPackages.get(i); 16258 // If this child was present, did it have the same shared user? 16259 for (int j = 0; j < oldChildCount; j++) { 16260 PackageParser.Package oldChildPkg = oldPkg.childPackages.get(j); 16261 if (newChildPkg.packageName.equals(oldChildPkg.packageName) 16262 && !Objects.equals(newChildPkg.mSharedUserId, oldChildPkg.mSharedUserId)) { 16263 return newChildPkg.packageName; 16264 } 16265 } 16266 } 16267 return null; 16268 } 16269 16270 private void removeNativeBinariesLI(PackageSetting ps) { 16271 // Remove the lib path for the parent package 16272 if (ps != null) { 16273 NativeLibraryHelper.removeNativeBinariesLI(ps.legacyNativeLibraryPathString); 16274 // Remove the lib path for the child packages 16275 final int childCount = (ps.childPackageNames != null) ? ps.childPackageNames.size() : 0; 16276 for (int i = 0; i < childCount; i++) { 16277 PackageSetting childPs = null; 16278 synchronized (mPackages) { 16279 childPs = mSettings.getPackageLPr(ps.childPackageNames.get(i)); 16280 } 16281 if (childPs != null) { 16282 NativeLibraryHelper.removeNativeBinariesLI(childPs 16283 .legacyNativeLibraryPathString); 16284 } 16285 } 16286 } 16287 } 16288 16289 private void enableSystemPackageLPw(PackageParser.Package pkg) { 16290 // Enable the parent package 16291 mSettings.enableSystemPackageLPw(pkg.packageName); 16292 // Enable the child packages 16293 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 16294 for (int i = 0; i < childCount; i++) { 16295 PackageParser.Package childPkg = pkg.childPackages.get(i); 16296 mSettings.enableSystemPackageLPw(childPkg.packageName); 16297 } 16298 } 16299 16300 private boolean disableSystemPackageLPw(PackageParser.Package oldPkg, 16301 PackageParser.Package newPkg) { 16302 // Disable the parent package (parent always replaced) 16303 boolean disabled = mSettings.disableSystemPackageLPw(oldPkg.packageName, true); 16304 // Disable the child packages 16305 final int childCount = (oldPkg.childPackages != null) ? oldPkg.childPackages.size() : 0; 16306 for (int i = 0; i < childCount; i++) { 16307 PackageParser.Package childPkg = oldPkg.childPackages.get(i); 16308 final boolean replace = newPkg.hasChildPackage(childPkg.packageName); 16309 disabled |= mSettings.disableSystemPackageLPw(childPkg.packageName, replace); 16310 } 16311 return disabled; 16312 } 16313 16314 private void setInstallerPackageNameLPw(PackageParser.Package pkg, 16315 String installerPackageName) { 16316 // Enable the parent package 16317 mSettings.setInstallerPackageName(pkg.packageName, installerPackageName); 16318 // Enable the child packages 16319 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 16320 for (int i = 0; i < childCount; i++) { 16321 PackageParser.Package childPkg = pkg.childPackages.get(i); 16322 mSettings.setInstallerPackageName(childPkg.packageName, installerPackageName); 16323 } 16324 } 16325 16326 private int[] revokeUnusedSharedUserPermissionsLPw(SharedUserSetting su, int[] allUserIds) { 16327 // Collect all used permissions in the UID 16328 ArraySet<String> usedPermissions = new ArraySet<>(); 16329 final int packageCount = su.packages.size(); 16330 for (int i = 0; i < packageCount; i++) { 16331 PackageSetting ps = su.packages.valueAt(i); 16332 if (ps.pkg == null) { 16333 continue; 16334 } 16335 final int requestedPermCount = ps.pkg.requestedPermissions.size(); 16336 for (int j = 0; j < requestedPermCount; j++) { 16337 String permission = ps.pkg.requestedPermissions.get(j); 16338 BasePermission bp = mSettings.mPermissions.get(permission); 16339 if (bp != null) { 16340 usedPermissions.add(permission); 16341 } 16342 } 16343 } 16344 16345 PermissionsState permissionsState = su.getPermissionsState(); 16346 // Prune install permissions 16347 List<PermissionState> installPermStates = permissionsState.getInstallPermissionStates(); 16348 final int installPermCount = installPermStates.size(); 16349 for (int i = installPermCount - 1; i >= 0; i--) { 16350 PermissionState permissionState = installPermStates.get(i); 16351 if (!usedPermissions.contains(permissionState.getName())) { 16352 BasePermission bp = mSettings.mPermissions.get(permissionState.getName()); 16353 if (bp != null) { 16354 permissionsState.revokeInstallPermission(bp); 16355 permissionsState.updatePermissionFlags(bp, UserHandle.USER_ALL, 16356 PackageManager.MASK_PERMISSION_FLAGS, 0); 16357 } 16358 } 16359 } 16360 16361 int[] runtimePermissionChangedUserIds = EmptyArray.INT; 16362 16363 // Prune runtime permissions 16364 for (int userId : allUserIds) { 16365 List<PermissionState> runtimePermStates = permissionsState 16366 .getRuntimePermissionStates(userId); 16367 final int runtimePermCount = runtimePermStates.size(); 16368 for (int i = runtimePermCount - 1; i >= 0; i--) { 16369 PermissionState permissionState = runtimePermStates.get(i); 16370 if (!usedPermissions.contains(permissionState.getName())) { 16371 BasePermission bp = mSettings.mPermissions.get(permissionState.getName()); 16372 if (bp != null) { 16373 permissionsState.revokeRuntimePermission(bp, userId); 16374 permissionsState.updatePermissionFlags(bp, userId, 16375 PackageManager.MASK_PERMISSION_FLAGS, 0); 16376 runtimePermissionChangedUserIds = ArrayUtils.appendInt( 16377 runtimePermissionChangedUserIds, userId); 16378 } 16379 } 16380 } 16381 } 16382 16383 return runtimePermissionChangedUserIds; 16384 } 16385 16386 private void updateSettingsLI(PackageParser.Package newPackage, String installerPackageName, 16387 int[] allUsers, PackageInstalledInfo res, UserHandle user, int installReason) { 16388 // Update the parent package setting 16389 updateSettingsInternalLI(newPackage, installerPackageName, allUsers, res.origUsers, 16390 res, user, installReason); 16391 // Update the child packages setting 16392 final int childCount = (newPackage.childPackages != null) 16393 ? newPackage.childPackages.size() : 0; 16394 for (int i = 0; i < childCount; i++) { 16395 PackageParser.Package childPackage = newPackage.childPackages.get(i); 16396 PackageInstalledInfo childRes = res.addedChildPackages.get(childPackage.packageName); 16397 updateSettingsInternalLI(childPackage, installerPackageName, allUsers, 16398 childRes.origUsers, childRes, user, installReason); 16399 } 16400 } 16401 16402 private void updateSettingsInternalLI(PackageParser.Package newPackage, 16403 String installerPackageName, int[] allUsers, int[] installedForUsers, 16404 PackageInstalledInfo res, UserHandle user, int installReason) { 16405 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "updateSettings"); 16406 16407 String pkgName = newPackage.packageName; 16408 synchronized (mPackages) { 16409 //write settings. the installStatus will be incomplete at this stage. 16410 //note that the new package setting would have already been 16411 //added to mPackages. It hasn't been persisted yet. 16412 mSettings.setInstallStatus(pkgName, PackageSettingBase.PKG_INSTALL_INCOMPLETE); 16413 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "writeSettings"); 16414 mSettings.writeLPr(); 16415 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 16416 } 16417 16418 if (DEBUG_INSTALL) Slog.d(TAG, "New package installed in " + newPackage.codePath); 16419 synchronized (mPackages) { 16420 updatePermissionsLPw(newPackage.packageName, newPackage, 16421 UPDATE_PERMISSIONS_REPLACE_PKG | (newPackage.permissions.size() > 0 16422 ? UPDATE_PERMISSIONS_ALL : 0)); 16423 // For system-bundled packages, we assume that installing an upgraded version 16424 // of the package implies that the user actually wants to run that new code, 16425 // so we enable the package. 16426 PackageSetting ps = mSettings.mPackages.get(pkgName); 16427 final int userId = user.getIdentifier(); 16428 if (ps != null) { 16429 if (isSystemApp(newPackage)) { 16430 if (DEBUG_INSTALL) { 16431 Slog.d(TAG, "Implicitly enabling system package on upgrade: " + pkgName); 16432 } 16433 // Enable system package for requested users 16434 if (res.origUsers != null) { 16435 for (int origUserId : res.origUsers) { 16436 if (userId == UserHandle.USER_ALL || userId == origUserId) { 16437 ps.setEnabled(COMPONENT_ENABLED_STATE_DEFAULT, 16438 origUserId, installerPackageName); 16439 } 16440 } 16441 } 16442 // Also convey the prior install/uninstall state 16443 if (allUsers != null && installedForUsers != null) { 16444 for (int currentUserId : allUsers) { 16445 final boolean installed = ArrayUtils.contains( 16446 installedForUsers, currentUserId); 16447 if (DEBUG_INSTALL) { 16448 Slog.d(TAG, " user " + currentUserId + " => " + installed); 16449 } 16450 ps.setInstalled(installed, currentUserId); 16451 } 16452 // these install state changes will be persisted in the 16453 // upcoming call to mSettings.writeLPr(). 16454 } 16455 } 16456 // It's implied that when a user requests installation, they want the app to be 16457 // installed and enabled. 16458 if (userId != UserHandle.USER_ALL) { 16459 ps.setInstalled(true, userId); 16460 ps.setEnabled(COMPONENT_ENABLED_STATE_DEFAULT, userId, installerPackageName); 16461 } 16462 16463 // When replacing an existing package, preserve the original install reason for all 16464 // users that had the package installed before. 16465 final Set<Integer> previousUserIds = new ArraySet<>(); 16466 if (res.removedInfo != null && res.removedInfo.installReasons != null) { 16467 final int installReasonCount = res.removedInfo.installReasons.size(); 16468 for (int i = 0; i < installReasonCount; i++) { 16469 final int previousUserId = res.removedInfo.installReasons.keyAt(i); 16470 final int previousInstallReason = res.removedInfo.installReasons.valueAt(i); 16471 ps.setInstallReason(previousInstallReason, previousUserId); 16472 previousUserIds.add(previousUserId); 16473 } 16474 } 16475 16476 // Set install reason for users that are having the package newly installed. 16477 if (userId == UserHandle.USER_ALL) { 16478 for (int currentUserId : sUserManager.getUserIds()) { 16479 if (!previousUserIds.contains(currentUserId)) { 16480 ps.setInstallReason(installReason, currentUserId); 16481 } 16482 } 16483 } else if (!previousUserIds.contains(userId)) { 16484 ps.setInstallReason(installReason, userId); 16485 } 16486 } 16487 res.name = pkgName; 16488 res.uid = newPackage.applicationInfo.uid; 16489 res.pkg = newPackage; 16490 mSettings.setInstallStatus(pkgName, PackageSettingBase.PKG_INSTALL_COMPLETE); 16491 mSettings.setInstallerPackageName(pkgName, installerPackageName); 16492 res.setReturnCode(PackageManager.INSTALL_SUCCEEDED); 16493 //to update install status 16494 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "writeSettings"); 16495 mSettings.writeLPr(); 16496 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 16497 } 16498 16499 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 16500 } 16501 16502 private void installPackageTracedLI(InstallArgs args, PackageInstalledInfo res) { 16503 try { 16504 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "installPackage"); 16505 installPackageLI(args, res); 16506 } finally { 16507 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 16508 } 16509 } 16510 16511 private void installPackageLI(InstallArgs args, PackageInstalledInfo res) { 16512 final int installFlags = args.installFlags; 16513 final String installerPackageName = args.installerPackageName; 16514 final String volumeUuid = args.volumeUuid; 16515 final File tmpPackageFile = new File(args.getCodePath()); 16516 final boolean forwardLocked = ((installFlags & PackageManager.INSTALL_FORWARD_LOCK) != 0); 16517 final boolean onExternal = (((installFlags & PackageManager.INSTALL_EXTERNAL) != 0) 16518 || (args.volumeUuid != null)); 16519 final boolean ephemeral = ((installFlags & PackageManager.INSTALL_EPHEMERAL) != 0); 16520 final boolean forceSdk = ((installFlags & PackageManager.INSTALL_FORCE_SDK) != 0); 16521 boolean replace = false; 16522 int scanFlags = SCAN_NEW_INSTALL | SCAN_UPDATE_SIGNATURE; 16523 if (args.move != null) { 16524 // moving a complete application; perform an initial scan on the new install location 16525 scanFlags |= SCAN_INITIAL; 16526 } 16527 if ((installFlags & PackageManager.INSTALL_DONT_KILL_APP) != 0) { 16528 scanFlags |= SCAN_DONT_KILL_APP; 16529 } 16530 16531 // Result object to be returned 16532 res.setReturnCode(PackageManager.INSTALL_SUCCEEDED); 16533 16534 if (DEBUG_INSTALL) Slog.d(TAG, "installPackageLI: path=" + tmpPackageFile); 16535 16536 // Sanity check 16537 if (ephemeral && (forwardLocked || onExternal)) { 16538 Slog.i(TAG, "Incompatible ephemeral install; fwdLocked=" + forwardLocked 16539 + " external=" + onExternal); 16540 res.setReturnCode(PackageManager.INSTALL_FAILED_EPHEMERAL_INVALID); 16541 return; 16542 } 16543 16544 // Retrieve PackageSettings and parse package 16545 final int parseFlags = mDefParseFlags | PackageParser.PARSE_CHATTY 16546 | PackageParser.PARSE_ENFORCE_CODE 16547 | (forwardLocked ? PackageParser.PARSE_FORWARD_LOCK : 0) 16548 | (onExternal ? PackageParser.PARSE_EXTERNAL_STORAGE : 0) 16549 | (ephemeral ? PackageParser.PARSE_IS_EPHEMERAL : 0) 16550 | (forceSdk ? PackageParser.PARSE_FORCE_SDK : 0); 16551 PackageParser pp = new PackageParser(); 16552 pp.setSeparateProcesses(mSeparateProcesses); 16553 pp.setDisplayMetrics(mMetrics); 16554 16555 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "parsePackage"); 16556 final PackageParser.Package pkg; 16557 try { 16558 pkg = pp.parsePackage(tmpPackageFile, parseFlags); 16559 } catch (PackageParserException e) { 16560 res.setError("Failed parse during installPackageLI", e); 16561 return; 16562 } finally { 16563 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 16564 } 16565 16566// // Ephemeral apps must have target SDK >= O. 16567// // TODO: Update conditional and error message when O gets locked down 16568// if (ephemeral && pkg.applicationInfo.targetSdkVersion <= Build.VERSION_CODES.N_MR1) { 16569// res.setError(PackageManager.INSTALL_FAILED_EPHEMERAL_INVALID, 16570// "Ephemeral apps must have target SDK version of at least O"); 16571// return; 16572// } 16573 16574 if (pkg.applicationInfo.isStaticSharedLibrary()) { 16575 // Static shared libraries have synthetic package names 16576 renameStaticSharedLibraryPackage(pkg); 16577 16578 // No static shared libs on external storage 16579 if (onExternal) { 16580 Slog.i(TAG, "Static shared libs can only be installed on internal storage."); 16581 res.setError(INSTALL_FAILED_INVALID_INSTALL_LOCATION, 16582 "Packages declaring static-shared libs cannot be updated"); 16583 return; 16584 } 16585 } 16586 16587 // If we are installing a clustered package add results for the children 16588 if (pkg.childPackages != null) { 16589 synchronized (mPackages) { 16590 final int childCount = pkg.childPackages.size(); 16591 for (int i = 0; i < childCount; i++) { 16592 PackageParser.Package childPkg = pkg.childPackages.get(i); 16593 PackageInstalledInfo childRes = new PackageInstalledInfo(); 16594 childRes.setReturnCode(PackageManager.INSTALL_SUCCEEDED); 16595 childRes.pkg = childPkg; 16596 childRes.name = childPkg.packageName; 16597 PackageSetting childPs = mSettings.getPackageLPr(childPkg.packageName); 16598 if (childPs != null) { 16599 childRes.origUsers = childPs.queryInstalledUsers( 16600 sUserManager.getUserIds(), true); 16601 } 16602 if ((mPackages.containsKey(childPkg.packageName))) { 16603 childRes.removedInfo = new PackageRemovedInfo(); 16604 childRes.removedInfo.removedPackage = childPkg.packageName; 16605 } 16606 if (res.addedChildPackages == null) { 16607 res.addedChildPackages = new ArrayMap<>(); 16608 } 16609 res.addedChildPackages.put(childPkg.packageName, childRes); 16610 } 16611 } 16612 } 16613 16614 // If package doesn't declare API override, mark that we have an install 16615 // time CPU ABI override. 16616 if (TextUtils.isEmpty(pkg.cpuAbiOverride)) { 16617 pkg.cpuAbiOverride = args.abiOverride; 16618 } 16619 16620 String pkgName = res.name = pkg.packageName; 16621 if ((pkg.applicationInfo.flags&ApplicationInfo.FLAG_TEST_ONLY) != 0) { 16622 if ((installFlags & PackageManager.INSTALL_ALLOW_TEST) == 0) { 16623 res.setError(INSTALL_FAILED_TEST_ONLY, "installPackageLI"); 16624 return; 16625 } 16626 } 16627 16628 try { 16629 // either use what we've been given or parse directly from the APK 16630 if (args.certificates != null) { 16631 try { 16632 PackageParser.populateCertificates(pkg, args.certificates); 16633 } catch (PackageParserException e) { 16634 // there was something wrong with the certificates we were given; 16635 // try to pull them from the APK 16636 PackageParser.collectCertificates(pkg, parseFlags); 16637 } 16638 } else { 16639 PackageParser.collectCertificates(pkg, parseFlags); 16640 } 16641 } catch (PackageParserException e) { 16642 res.setError("Failed collect during installPackageLI", e); 16643 return; 16644 } 16645 16646 // Get rid of all references to package scan path via parser. 16647 pp = null; 16648 String oldCodePath = null; 16649 boolean systemApp = false; 16650 synchronized (mPackages) { 16651 // Check if installing already existing package 16652 if ((installFlags & PackageManager.INSTALL_REPLACE_EXISTING) != 0) { 16653 String oldName = mSettings.getRenamedPackageLPr(pkgName); 16654 if (pkg.mOriginalPackages != null 16655 && pkg.mOriginalPackages.contains(oldName) 16656 && mPackages.containsKey(oldName)) { 16657 // This package is derived from an original package, 16658 // and this device has been updating from that original 16659 // name. We must continue using the original name, so 16660 // rename the new package here. 16661 pkg.setPackageName(oldName); 16662 pkgName = pkg.packageName; 16663 replace = true; 16664 if (DEBUG_INSTALL) Slog.d(TAG, "Replacing existing renamed package: oldName=" 16665 + oldName + " pkgName=" + pkgName); 16666 } else if (mPackages.containsKey(pkgName)) { 16667 // This package, under its official name, already exists 16668 // on the device; we should replace it. 16669 replace = true; 16670 if (DEBUG_INSTALL) Slog.d(TAG, "Replace existing pacakge: " + pkgName); 16671 } 16672 16673 // Child packages are installed through the parent package 16674 if (pkg.parentPackage != null) { 16675 res.setError(PackageManager.INSTALL_PARSE_FAILED_BAD_PACKAGE_NAME, 16676 "Package " + pkg.packageName + " is child of package " 16677 + pkg.parentPackage.parentPackage + ". Child packages " 16678 + "can be updated only through the parent package."); 16679 return; 16680 } 16681 16682 if (replace) { 16683 // Prevent apps opting out from runtime permissions 16684 PackageParser.Package oldPackage = mPackages.get(pkgName); 16685 final int oldTargetSdk = oldPackage.applicationInfo.targetSdkVersion; 16686 final int newTargetSdk = pkg.applicationInfo.targetSdkVersion; 16687 if (oldTargetSdk > Build.VERSION_CODES.LOLLIPOP_MR1 16688 && newTargetSdk <= Build.VERSION_CODES.LOLLIPOP_MR1) { 16689 res.setError(PackageManager.INSTALL_FAILED_PERMISSION_MODEL_DOWNGRADE, 16690 "Package " + pkg.packageName + " new target SDK " + newTargetSdk 16691 + " doesn't support runtime permissions but the old" 16692 + " target SDK " + oldTargetSdk + " does."); 16693 return; 16694 } 16695 16696 // Prevent installing of child packages 16697 if (oldPackage.parentPackage != null) { 16698 res.setError(PackageManager.INSTALL_PARSE_FAILED_BAD_PACKAGE_NAME, 16699 "Package " + pkg.packageName + " is child of package " 16700 + oldPackage.parentPackage + ". Child packages " 16701 + "can be updated only through the parent package."); 16702 return; 16703 } 16704 } 16705 } 16706 16707 PackageSetting ps = mSettings.mPackages.get(pkgName); 16708 if (ps != null) { 16709 if (DEBUG_INSTALL) Slog.d(TAG, "Existing package: " + ps); 16710 16711 // Static shared libs have same package with different versions where 16712 // we internally use a synthetic package name to allow multiple versions 16713 // of the same package, therefore we need to compare signatures against 16714 // the package setting for the latest library version. 16715 PackageSetting signatureCheckPs = ps; 16716 if (pkg.applicationInfo.isStaticSharedLibrary()) { 16717 SharedLibraryEntry libraryEntry = getLatestSharedLibraVersionLPr(pkg); 16718 if (libraryEntry != null) { 16719 signatureCheckPs = mSettings.getPackageLPr(libraryEntry.apk); 16720 } 16721 } 16722 16723 // Quick sanity check that we're signed correctly if updating; 16724 // we'll check this again later when scanning, but we want to 16725 // bail early here before tripping over redefined permissions. 16726 if (shouldCheckUpgradeKeySetLP(signatureCheckPs, scanFlags)) { 16727 if (!checkUpgradeKeySetLP(signatureCheckPs, pkg)) { 16728 res.setError(INSTALL_FAILED_UPDATE_INCOMPATIBLE, "Package " 16729 + pkg.packageName + " upgrade keys do not match the " 16730 + "previously installed version"); 16731 return; 16732 } 16733 } else { 16734 try { 16735 verifySignaturesLP(signatureCheckPs, pkg); 16736 } catch (PackageManagerException e) { 16737 res.setError(e.error, e.getMessage()); 16738 return; 16739 } 16740 } 16741 16742 oldCodePath = mSettings.mPackages.get(pkgName).codePathString; 16743 if (ps.pkg != null && ps.pkg.applicationInfo != null) { 16744 systemApp = (ps.pkg.applicationInfo.flags & 16745 ApplicationInfo.FLAG_SYSTEM) != 0; 16746 } 16747 res.origUsers = ps.queryInstalledUsers(sUserManager.getUserIds(), true); 16748 } 16749 16750 // Check whether the newly-scanned package wants to define an already-defined perm 16751 int N = pkg.permissions.size(); 16752 for (int i = N-1; i >= 0; i--) { 16753 PackageParser.Permission perm = pkg.permissions.get(i); 16754 BasePermission bp = mSettings.mPermissions.get(perm.info.name); 16755 if (bp != null) { 16756 // If the defining package is signed with our cert, it's okay. This 16757 // also includes the "updating the same package" case, of course. 16758 // "updating same package" could also involve key-rotation. 16759 final boolean sigsOk; 16760 if (bp.sourcePackage.equals(pkg.packageName) 16761 && (bp.packageSetting instanceof PackageSetting) 16762 && (shouldCheckUpgradeKeySetLP((PackageSetting) bp.packageSetting, 16763 scanFlags))) { 16764 sigsOk = checkUpgradeKeySetLP((PackageSetting) bp.packageSetting, pkg); 16765 } else { 16766 sigsOk = compareSignatures(bp.packageSetting.signatures.mSignatures, 16767 pkg.mSignatures) == PackageManager.SIGNATURE_MATCH; 16768 } 16769 if (!sigsOk) { 16770 // If the owning package is the system itself, we log but allow 16771 // install to proceed; we fail the install on all other permission 16772 // redefinitions. 16773 if (!bp.sourcePackage.equals("android")) { 16774 res.setError(INSTALL_FAILED_DUPLICATE_PERMISSION, "Package " 16775 + pkg.packageName + " attempting to redeclare permission " 16776 + perm.info.name + " already owned by " + bp.sourcePackage); 16777 res.origPermission = perm.info.name; 16778 res.origPackage = bp.sourcePackage; 16779 return; 16780 } else { 16781 Slog.w(TAG, "Package " + pkg.packageName 16782 + " attempting to redeclare system permission " 16783 + perm.info.name + "; ignoring new declaration"); 16784 pkg.permissions.remove(i); 16785 } 16786 } else if (!PLATFORM_PACKAGE_NAME.equals(pkg.packageName)) { 16787 // Prevent apps to change protection level to dangerous from any other 16788 // type as this would allow a privilege escalation where an app adds a 16789 // normal/signature permission in other app's group and later redefines 16790 // it as dangerous leading to the group auto-grant. 16791 if ((perm.info.protectionLevel & PermissionInfo.PROTECTION_MASK_BASE) 16792 == PermissionInfo.PROTECTION_DANGEROUS) { 16793 if (bp != null && !bp.isRuntime()) { 16794 Slog.w(TAG, "Package " + pkg.packageName + " trying to change a " 16795 + "non-runtime permission " + perm.info.name 16796 + " to runtime; keeping old protection level"); 16797 perm.info.protectionLevel = bp.protectionLevel; 16798 } 16799 } 16800 } 16801 } 16802 } 16803 } 16804 16805 if (systemApp) { 16806 if (onExternal) { 16807 // Abort update; system app can't be replaced with app on sdcard 16808 res.setError(INSTALL_FAILED_INVALID_INSTALL_LOCATION, 16809 "Cannot install updates to system apps on sdcard"); 16810 return; 16811 } else if (ephemeral) { 16812 // Abort update; system app can't be replaced with an ephemeral app 16813 res.setError(INSTALL_FAILED_EPHEMERAL_INVALID, 16814 "Cannot update a system app with an ephemeral app"); 16815 return; 16816 } 16817 } 16818 16819 if (args.move != null) { 16820 // We did an in-place move, so dex is ready to roll 16821 scanFlags |= SCAN_NO_DEX; 16822 scanFlags |= SCAN_MOVE; 16823 16824 synchronized (mPackages) { 16825 final PackageSetting ps = mSettings.mPackages.get(pkgName); 16826 if (ps == null) { 16827 res.setError(INSTALL_FAILED_INTERNAL_ERROR, 16828 "Missing settings for moved package " + pkgName); 16829 } 16830 16831 // We moved the entire application as-is, so bring over the 16832 // previously derived ABI information. 16833 pkg.applicationInfo.primaryCpuAbi = ps.primaryCpuAbiString; 16834 pkg.applicationInfo.secondaryCpuAbi = ps.secondaryCpuAbiString; 16835 } 16836 16837 } else if (!forwardLocked && !pkg.applicationInfo.isExternalAsec()) { 16838 // Enable SCAN_NO_DEX flag to skip dexopt at a later stage 16839 scanFlags |= SCAN_NO_DEX; 16840 16841 try { 16842 String abiOverride = (TextUtils.isEmpty(pkg.cpuAbiOverride) ? 16843 args.abiOverride : pkg.cpuAbiOverride); 16844 derivePackageAbi(pkg, new File(pkg.codePath), abiOverride, 16845 true /*extractLibs*/, mAppLib32InstallDir); 16846 } catch (PackageManagerException pme) { 16847 Slog.e(TAG, "Error deriving application ABI", pme); 16848 res.setError(INSTALL_FAILED_INTERNAL_ERROR, "Error deriving application ABI"); 16849 return; 16850 } 16851 16852 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "dexopt"); 16853 // Do not run PackageDexOptimizer through the local performDexOpt 16854 // method because `pkg` may not be in `mPackages` yet. 16855 // 16856 // Also, don't fail application installs if the dexopt step fails. 16857 mPackageDexOptimizer.performDexOpt(pkg, pkg.usesLibraryFiles, 16858 null /* instructionSets */, false /* checkProfiles */, 16859 getCompilerFilterForReason(REASON_INSTALL), 16860 getOrCreateCompilerPackageStats(pkg)); 16861 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 16862 16863 // Notify BackgroundDexOptJobService that the package has been changed. 16864 // If this is an update of a package which used to fail to compile, 16865 // BDOS will remove it from its blacklist. 16866 // TODO: Layering violation 16867 BackgroundDexOptJobService.notifyPackageChanged(pkg.packageName); 16868 } 16869 16870 if (!args.doRename(res.returnCode, pkg, oldCodePath)) { 16871 res.setError(INSTALL_FAILED_INSUFFICIENT_STORAGE, "Failed rename"); 16872 return; 16873 } 16874 16875 startIntentFilterVerifications(args.user.getIdentifier(), replace, pkg); 16876 16877 try (PackageFreezer freezer = freezePackageForInstall(pkgName, installFlags, 16878 "installPackageLI")) { 16879 if (replace) { 16880 if (pkg.applicationInfo.isStaticSharedLibrary()) { 16881 // Static libs have a synthetic package name containing the version 16882 // and cannot be updated as an update would get a new package name, 16883 // unless this is the exact same version code which is useful for 16884 // development. 16885 PackageParser.Package existingPkg = mPackages.get(pkg.packageName); 16886 if (existingPkg != null && existingPkg.mVersionCode != pkg.mVersionCode) { 16887 res.setError(INSTALL_FAILED_DUPLICATE_PACKAGE, "Packages declaring " 16888 + "static-shared libs cannot be updated"); 16889 return; 16890 } 16891 } 16892 replacePackageLIF(pkg, parseFlags, scanFlags | SCAN_REPLACING, args.user, 16893 installerPackageName, res, args.installReason); 16894 } else { 16895 installNewPackageLIF(pkg, parseFlags, scanFlags | SCAN_DELETE_DATA_ON_FAILURES, 16896 args.user, installerPackageName, volumeUuid, res, args.installReason); 16897 } 16898 } 16899 synchronized (mPackages) { 16900 final PackageSetting ps = mSettings.mPackages.get(pkgName); 16901 if (ps != null) { 16902 res.newUsers = ps.queryInstalledUsers(sUserManager.getUserIds(), true); 16903 } 16904 16905 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 16906 for (int i = 0; i < childCount; i++) { 16907 PackageParser.Package childPkg = pkg.childPackages.get(i); 16908 PackageInstalledInfo childRes = res.addedChildPackages.get(childPkg.packageName); 16909 PackageSetting childPs = mSettings.getPackageLPr(childPkg.packageName); 16910 if (childPs != null) { 16911 childRes.newUsers = childPs.queryInstalledUsers( 16912 sUserManager.getUserIds(), true); 16913 } 16914 } 16915 16916 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED) { 16917 updateSequenceNumberLP(pkgName, res.newUsers); 16918 } 16919 } 16920 } 16921 16922 private void startIntentFilterVerifications(int userId, boolean replacing, 16923 PackageParser.Package pkg) { 16924 if (mIntentFilterVerifierComponent == null) { 16925 Slog.w(TAG, "No IntentFilter verification will not be done as " 16926 + "there is no IntentFilterVerifier available!"); 16927 return; 16928 } 16929 16930 final int verifierUid = getPackageUid( 16931 mIntentFilterVerifierComponent.getPackageName(), 16932 MATCH_DEBUG_TRIAGED_MISSING, 16933 (userId == UserHandle.USER_ALL) ? UserHandle.USER_SYSTEM : userId); 16934 16935 Message msg = mHandler.obtainMessage(START_INTENT_FILTER_VERIFICATIONS); 16936 msg.obj = new IFVerificationParams(pkg, replacing, userId, verifierUid); 16937 mHandler.sendMessage(msg); 16938 16939 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 16940 for (int i = 0; i < childCount; i++) { 16941 PackageParser.Package childPkg = pkg.childPackages.get(i); 16942 msg = mHandler.obtainMessage(START_INTENT_FILTER_VERIFICATIONS); 16943 msg.obj = new IFVerificationParams(childPkg, replacing, userId, verifierUid); 16944 mHandler.sendMessage(msg); 16945 } 16946 } 16947 16948 private void verifyIntentFiltersIfNeeded(int userId, int verifierUid, boolean replacing, 16949 PackageParser.Package pkg) { 16950 int size = pkg.activities.size(); 16951 if (size == 0) { 16952 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 16953 "No activity, so no need to verify any IntentFilter!"); 16954 return; 16955 } 16956 16957 final boolean hasDomainURLs = hasDomainURLs(pkg); 16958 if (!hasDomainURLs) { 16959 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 16960 "No domain URLs, so no need to verify any IntentFilter!"); 16961 return; 16962 } 16963 16964 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, "Checking for userId:" + userId 16965 + " if any IntentFilter from the " + size 16966 + " Activities needs verification ..."); 16967 16968 int count = 0; 16969 final String packageName = pkg.packageName; 16970 16971 synchronized (mPackages) { 16972 // If this is a new install and we see that we've already run verification for this 16973 // package, we have nothing to do: it means the state was restored from backup. 16974 if (!replacing) { 16975 IntentFilterVerificationInfo ivi = 16976 mSettings.getIntentFilterVerificationLPr(packageName); 16977 if (ivi != null) { 16978 if (DEBUG_DOMAIN_VERIFICATION) { 16979 Slog.i(TAG, "Package " + packageName+ " already verified: status=" 16980 + ivi.getStatusString()); 16981 } 16982 return; 16983 } 16984 } 16985 16986 // If any filters need to be verified, then all need to be. 16987 boolean needToVerify = false; 16988 for (PackageParser.Activity a : pkg.activities) { 16989 for (ActivityIntentInfo filter : a.intents) { 16990 if (filter.needsVerification() && needsNetworkVerificationLPr(filter)) { 16991 if (DEBUG_DOMAIN_VERIFICATION) { 16992 Slog.d(TAG, "Intent filter needs verification, so processing all filters"); 16993 } 16994 needToVerify = true; 16995 break; 16996 } 16997 } 16998 } 16999 17000 if (needToVerify) { 17001 final int verificationId = mIntentFilterVerificationToken++; 17002 for (PackageParser.Activity a : pkg.activities) { 17003 for (ActivityIntentInfo filter : a.intents) { 17004 if (filter.handlesWebUris(true) && needsNetworkVerificationLPr(filter)) { 17005 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 17006 "Verification needed for IntentFilter:" + filter.toString()); 17007 mIntentFilterVerifier.addOneIntentFilterVerification( 17008 verifierUid, userId, verificationId, filter, packageName); 17009 count++; 17010 } 17011 } 17012 } 17013 } 17014 } 17015 17016 if (count > 0) { 17017 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, "Starting " + count 17018 + " IntentFilter verification" + (count > 1 ? "s" : "") 17019 + " for userId:" + userId); 17020 mIntentFilterVerifier.startVerifications(userId); 17021 } else { 17022 if (DEBUG_DOMAIN_VERIFICATION) { 17023 Slog.d(TAG, "No filters or not all autoVerify for " + packageName); 17024 } 17025 } 17026 } 17027 17028 private boolean needsNetworkVerificationLPr(ActivityIntentInfo filter) { 17029 final ComponentName cn = filter.activity.getComponentName(); 17030 final String packageName = cn.getPackageName(); 17031 17032 IntentFilterVerificationInfo ivi = mSettings.getIntentFilterVerificationLPr( 17033 packageName); 17034 if (ivi == null) { 17035 return true; 17036 } 17037 int status = ivi.getStatus(); 17038 switch (status) { 17039 case INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED: 17040 case INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK: 17041 return true; 17042 17043 default: 17044 // Nothing to do 17045 return false; 17046 } 17047 } 17048 17049 private static boolean isMultiArch(ApplicationInfo info) { 17050 return (info.flags & ApplicationInfo.FLAG_MULTIARCH) != 0; 17051 } 17052 17053 private static boolean isExternal(PackageParser.Package pkg) { 17054 return (pkg.applicationInfo.flags & ApplicationInfo.FLAG_EXTERNAL_STORAGE) != 0; 17055 } 17056 17057 private static boolean isExternal(PackageSetting ps) { 17058 return (ps.pkgFlags & ApplicationInfo.FLAG_EXTERNAL_STORAGE) != 0; 17059 } 17060 17061 private static boolean isEphemeral(PackageParser.Package pkg) { 17062 return pkg.applicationInfo.isInstantApp(); 17063 } 17064 17065 private static boolean isEphemeral(PackageSetting ps) { 17066 return ps.pkg != null && isEphemeral(ps.pkg); 17067 } 17068 17069 private static boolean isSystemApp(PackageParser.Package pkg) { 17070 return (pkg.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) != 0; 17071 } 17072 17073 private static boolean isPrivilegedApp(PackageParser.Package pkg) { 17074 return (pkg.applicationInfo.privateFlags & ApplicationInfo.PRIVATE_FLAG_PRIVILEGED) != 0; 17075 } 17076 17077 private static boolean hasDomainURLs(PackageParser.Package pkg) { 17078 return (pkg.applicationInfo.privateFlags & ApplicationInfo.PRIVATE_FLAG_HAS_DOMAIN_URLS) != 0; 17079 } 17080 17081 private static boolean isSystemApp(PackageSetting ps) { 17082 return (ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) != 0; 17083 } 17084 17085 private static boolean isUpdatedSystemApp(PackageSetting ps) { 17086 return (ps.pkgFlags & ApplicationInfo.FLAG_UPDATED_SYSTEM_APP) != 0; 17087 } 17088 17089 private int packageFlagsToInstallFlags(PackageSetting ps) { 17090 int installFlags = 0; 17091 if (isEphemeral(ps)) { 17092 installFlags |= PackageManager.INSTALL_EPHEMERAL; 17093 } 17094 if (isExternal(ps) && TextUtils.isEmpty(ps.volumeUuid)) { 17095 // This existing package was an external ASEC install when we have 17096 // the external flag without a UUID 17097 installFlags |= PackageManager.INSTALL_EXTERNAL; 17098 } 17099 if (ps.isForwardLocked()) { 17100 installFlags |= PackageManager.INSTALL_FORWARD_LOCK; 17101 } 17102 return installFlags; 17103 } 17104 17105 private String getVolumeUuidForPackage(PackageParser.Package pkg) { 17106 if (isExternal(pkg)) { 17107 if (TextUtils.isEmpty(pkg.volumeUuid)) { 17108 return StorageManager.UUID_PRIMARY_PHYSICAL; 17109 } else { 17110 return pkg.volumeUuid; 17111 } 17112 } else { 17113 return StorageManager.UUID_PRIVATE_INTERNAL; 17114 } 17115 } 17116 17117 private VersionInfo getSettingsVersionForPackage(PackageParser.Package pkg) { 17118 if (isExternal(pkg)) { 17119 if (TextUtils.isEmpty(pkg.volumeUuid)) { 17120 return mSettings.getExternalVersion(); 17121 } else { 17122 return mSettings.findOrCreateVersion(pkg.volumeUuid); 17123 } 17124 } else { 17125 return mSettings.getInternalVersion(); 17126 } 17127 } 17128 17129 private void deleteTempPackageFiles() { 17130 final FilenameFilter filter = new FilenameFilter() { 17131 public boolean accept(File dir, String name) { 17132 return name.startsWith("vmdl") && name.endsWith(".tmp"); 17133 } 17134 }; 17135 for (File file : mDrmAppPrivateInstallDir.listFiles(filter)) { 17136 file.delete(); 17137 } 17138 } 17139 17140 @Override 17141 public void deletePackageAsUser(String packageName, int versionCode, 17142 IPackageDeleteObserver observer, int userId, int flags) { 17143 deletePackageVersioned(new VersionedPackage(packageName, versionCode), 17144 new LegacyPackageDeleteObserver(observer).getBinder(), userId, flags); 17145 } 17146 17147 @Override 17148 public void deletePackageVersioned(VersionedPackage versionedPackage, 17149 final IPackageDeleteObserver2 observer, final int userId, final int deleteFlags) { 17150 mContext.enforceCallingOrSelfPermission( 17151 android.Manifest.permission.DELETE_PACKAGES, null); 17152 Preconditions.checkNotNull(versionedPackage); 17153 Preconditions.checkNotNull(observer); 17154 Preconditions.checkArgumentInRange(versionedPackage.getVersionCode(), 17155 PackageManager.VERSION_CODE_HIGHEST, 17156 Integer.MAX_VALUE, "versionCode must be >= -1"); 17157 17158 final String packageName = versionedPackage.getPackageName(); 17159 // TODO: We will change version code to long, so in the new API it is long 17160 final int versionCode = (int) versionedPackage.getVersionCode(); 17161 final String internalPackageName; 17162 synchronized (mPackages) { 17163 // Normalize package name to handle renamed packages and static libs 17164 internalPackageName = resolveInternalPackageNameLPr(versionedPackage.getPackageName(), 17165 // TODO: We will change version code to long, so in the new API it is long 17166 (int) versionedPackage.getVersionCode()); 17167 } 17168 17169 final int uid = Binder.getCallingUid(); 17170 if (!isOrphaned(internalPackageName) 17171 && !isCallerAllowedToSilentlyUninstall(uid, internalPackageName)) { 17172 try { 17173 final Intent intent = new Intent(Intent.ACTION_UNINSTALL_PACKAGE); 17174 intent.setData(Uri.fromParts(PACKAGE_SCHEME, packageName, null)); 17175 intent.putExtra(PackageInstaller.EXTRA_CALLBACK, observer.asBinder()); 17176 observer.onUserActionRequired(intent); 17177 } catch (RemoteException re) { 17178 } 17179 return; 17180 } 17181 final boolean deleteAllUsers = (deleteFlags & PackageManager.DELETE_ALL_USERS) != 0; 17182 final int[] users = deleteAllUsers ? sUserManager.getUserIds() : new int[]{ userId }; 17183 if (UserHandle.getUserId(uid) != userId || (deleteAllUsers && users.length > 1)) { 17184 mContext.enforceCallingOrSelfPermission( 17185 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, 17186 "deletePackage for user " + userId); 17187 } 17188 17189 if (isUserRestricted(userId, UserManager.DISALLOW_UNINSTALL_APPS)) { 17190 try { 17191 observer.onPackageDeleted(packageName, 17192 PackageManager.DELETE_FAILED_USER_RESTRICTED, null); 17193 } catch (RemoteException re) { 17194 } 17195 return; 17196 } 17197 17198 if (!deleteAllUsers && getBlockUninstallForUser(internalPackageName, userId)) { 17199 try { 17200 observer.onPackageDeleted(packageName, 17201 PackageManager.DELETE_FAILED_OWNER_BLOCKED, null); 17202 } catch (RemoteException re) { 17203 } 17204 return; 17205 } 17206 17207 if (DEBUG_REMOVE) { 17208 Slog.d(TAG, "deletePackageAsUser: pkg=" + internalPackageName + " user=" + userId 17209 + " deleteAllUsers: " + deleteAllUsers + " version=" 17210 + (versionCode == PackageManager.VERSION_CODE_HIGHEST 17211 ? "VERSION_CODE_HIGHEST" : versionCode)); 17212 } 17213 // Queue up an async operation since the package deletion may take a little while. 17214 mHandler.post(new Runnable() { 17215 public void run() { 17216 mHandler.removeCallbacks(this); 17217 int returnCode; 17218 if (!deleteAllUsers) { 17219 returnCode = deletePackageX(internalPackageName, versionCode, 17220 userId, deleteFlags); 17221 } else { 17222 int[] blockUninstallUserIds = getBlockUninstallForUsers( 17223 internalPackageName, users); 17224 // If nobody is blocking uninstall, proceed with delete for all users 17225 if (ArrayUtils.isEmpty(blockUninstallUserIds)) { 17226 returnCode = deletePackageX(internalPackageName, versionCode, 17227 userId, deleteFlags); 17228 } else { 17229 // Otherwise uninstall individually for users with blockUninstalls=false 17230 final int userFlags = deleteFlags & ~PackageManager.DELETE_ALL_USERS; 17231 for (int userId : users) { 17232 if (!ArrayUtils.contains(blockUninstallUserIds, userId)) { 17233 returnCode = deletePackageX(internalPackageName, versionCode, 17234 userId, userFlags); 17235 if (returnCode != PackageManager.DELETE_SUCCEEDED) { 17236 Slog.w(TAG, "Package delete failed for user " + userId 17237 + ", returnCode " + returnCode); 17238 } 17239 } 17240 } 17241 // The app has only been marked uninstalled for certain users. 17242 // We still need to report that delete was blocked 17243 returnCode = PackageManager.DELETE_FAILED_OWNER_BLOCKED; 17244 } 17245 } 17246 try { 17247 observer.onPackageDeleted(packageName, returnCode, null); 17248 } catch (RemoteException e) { 17249 Log.i(TAG, "Observer no longer exists."); 17250 } //end catch 17251 } //end run 17252 }); 17253 } 17254 17255 private String resolveExternalPackageNameLPr(PackageParser.Package pkg) { 17256 if (pkg.staticSharedLibName != null) { 17257 return pkg.manifestPackageName; 17258 } 17259 return pkg.packageName; 17260 } 17261 17262 private String resolveInternalPackageNameLPr(String packageName, int versionCode) { 17263 // Handle renamed packages 17264 String normalizedPackageName = mSettings.getRenamedPackageLPr(packageName); 17265 packageName = normalizedPackageName != null ? normalizedPackageName : packageName; 17266 17267 // Is this a static library? 17268 SparseArray<SharedLibraryEntry> versionedLib = 17269 mStaticLibsByDeclaringPackage.get(packageName); 17270 if (versionedLib == null || versionedLib.size() <= 0) { 17271 return packageName; 17272 } 17273 17274 // Figure out which lib versions the caller can see 17275 SparseIntArray versionsCallerCanSee = null; 17276 final int callingAppId = UserHandle.getAppId(Binder.getCallingUid()); 17277 if (callingAppId != Process.SYSTEM_UID && callingAppId != Process.SHELL_UID 17278 && callingAppId != Process.ROOT_UID) { 17279 versionsCallerCanSee = new SparseIntArray(); 17280 String libName = versionedLib.valueAt(0).info.getName(); 17281 String[] uidPackages = getPackagesForUid(Binder.getCallingUid()); 17282 if (uidPackages != null) { 17283 for (String uidPackage : uidPackages) { 17284 PackageSetting ps = mSettings.getPackageLPr(uidPackage); 17285 final int libIdx = ArrayUtils.indexOf(ps.usesStaticLibraries, libName); 17286 if (libIdx >= 0) { 17287 final int libVersion = ps.usesStaticLibrariesVersions[libIdx]; 17288 versionsCallerCanSee.append(libVersion, libVersion); 17289 } 17290 } 17291 } 17292 } 17293 17294 // Caller can see nothing - done 17295 if (versionsCallerCanSee != null && versionsCallerCanSee.size() <= 0) { 17296 return packageName; 17297 } 17298 17299 // Find the version the caller can see and the app version code 17300 SharedLibraryEntry highestVersion = null; 17301 final int versionCount = versionedLib.size(); 17302 for (int i = 0; i < versionCount; i++) { 17303 SharedLibraryEntry libEntry = versionedLib.valueAt(i); 17304 if (versionsCallerCanSee != null && versionsCallerCanSee.indexOfKey( 17305 libEntry.info.getVersion()) < 0) { 17306 continue; 17307 } 17308 // TODO: We will change version code to long, so in the new API it is long 17309 final int libVersionCode = (int) libEntry.info.getDeclaringPackage().getVersionCode(); 17310 if (versionCode != PackageManager.VERSION_CODE_HIGHEST) { 17311 if (libVersionCode == versionCode) { 17312 return libEntry.apk; 17313 } 17314 } else if (highestVersion == null) { 17315 highestVersion = libEntry; 17316 } else if (libVersionCode > highestVersion.info 17317 .getDeclaringPackage().getVersionCode()) { 17318 highestVersion = libEntry; 17319 } 17320 } 17321 17322 if (highestVersion != null) { 17323 return highestVersion.apk; 17324 } 17325 17326 return packageName; 17327 } 17328 17329 private boolean isCallerAllowedToSilentlyUninstall(int callingUid, String pkgName) { 17330 if (callingUid == Process.SHELL_UID || callingUid == Process.ROOT_UID 17331 || callingUid == Process.SYSTEM_UID) { 17332 return true; 17333 } 17334 final int callingUserId = UserHandle.getUserId(callingUid); 17335 // If the caller installed the pkgName, then allow it to silently uninstall. 17336 if (callingUid == getPackageUid(getInstallerPackageName(pkgName), 0, callingUserId)) { 17337 return true; 17338 } 17339 17340 // Allow package verifier to silently uninstall. 17341 if (mRequiredVerifierPackage != null && 17342 callingUid == getPackageUid(mRequiredVerifierPackage, 0, callingUserId)) { 17343 return true; 17344 } 17345 17346 // Allow package uninstaller to silently uninstall. 17347 if (mRequiredUninstallerPackage != null && 17348 callingUid == getPackageUid(mRequiredUninstallerPackage, 0, callingUserId)) { 17349 return true; 17350 } 17351 17352 // Allow storage manager to silently uninstall. 17353 if (mStorageManagerPackage != null && 17354 callingUid == getPackageUid(mStorageManagerPackage, 0, callingUserId)) { 17355 return true; 17356 } 17357 return false; 17358 } 17359 17360 private int[] getBlockUninstallForUsers(String packageName, int[] userIds) { 17361 int[] result = EMPTY_INT_ARRAY; 17362 for (int userId : userIds) { 17363 if (getBlockUninstallForUser(packageName, userId)) { 17364 result = ArrayUtils.appendInt(result, userId); 17365 } 17366 } 17367 return result; 17368 } 17369 17370 @Override 17371 public boolean isPackageDeviceAdminOnAnyUser(String packageName) { 17372 return isPackageDeviceAdmin(packageName, UserHandle.USER_ALL); 17373 } 17374 17375 private boolean isPackageDeviceAdmin(String packageName, int userId) { 17376 IDevicePolicyManager dpm = IDevicePolicyManager.Stub.asInterface( 17377 ServiceManager.getService(Context.DEVICE_POLICY_SERVICE)); 17378 try { 17379 if (dpm != null) { 17380 final ComponentName deviceOwnerComponentName = dpm.getDeviceOwnerComponent( 17381 /* callingUserOnly =*/ false); 17382 final String deviceOwnerPackageName = deviceOwnerComponentName == null ? null 17383 : deviceOwnerComponentName.getPackageName(); 17384 // Does the package contains the device owner? 17385 // TODO Do we have to do it even if userId != UserHandle.USER_ALL? Otherwise, 17386 // this check is probably not needed, since DO should be registered as a device 17387 // admin on some user too. (Original bug for this: b/17657954) 17388 if (packageName.equals(deviceOwnerPackageName)) { 17389 return true; 17390 } 17391 // Does it contain a device admin for any user? 17392 int[] users; 17393 if (userId == UserHandle.USER_ALL) { 17394 users = sUserManager.getUserIds(); 17395 } else { 17396 users = new int[]{userId}; 17397 } 17398 for (int i = 0; i < users.length; ++i) { 17399 if (dpm.packageHasActiveAdmins(packageName, users[i])) { 17400 return true; 17401 } 17402 } 17403 } 17404 } catch (RemoteException e) { 17405 } 17406 return false; 17407 } 17408 17409 private boolean shouldKeepUninstalledPackageLPr(String packageName) { 17410 return mKeepUninstalledPackages != null && mKeepUninstalledPackages.contains(packageName); 17411 } 17412 17413 /** 17414 * This method is an internal method that could be get invoked either 17415 * to delete an installed package or to clean up a failed installation. 17416 * After deleting an installed package, a broadcast is sent to notify any 17417 * listeners that the package has been removed. For cleaning up a failed 17418 * installation, the broadcast is not necessary since the package's 17419 * installation wouldn't have sent the initial broadcast either 17420 * The key steps in deleting a package are 17421 * deleting the package information in internal structures like mPackages, 17422 * deleting the packages base directories through installd 17423 * updating mSettings to reflect current status 17424 * persisting settings for later use 17425 * sending a broadcast if necessary 17426 */ 17427 private int deletePackageX(String packageName, int versionCode, int userId, int deleteFlags) { 17428 final PackageRemovedInfo info = new PackageRemovedInfo(); 17429 final boolean res; 17430 17431 final int removeUser = (deleteFlags & PackageManager.DELETE_ALL_USERS) != 0 17432 ? UserHandle.USER_ALL : userId; 17433 17434 if (isPackageDeviceAdmin(packageName, removeUser)) { 17435 Slog.w(TAG, "Not removing package " + packageName + ": has active device admin"); 17436 return PackageManager.DELETE_FAILED_DEVICE_POLICY_MANAGER; 17437 } 17438 17439 PackageSetting uninstalledPs = null; 17440 17441 // for the uninstall-updates case and restricted profiles, remember the per- 17442 // user handle installed state 17443 int[] allUsers; 17444 synchronized (mPackages) { 17445 uninstalledPs = mSettings.mPackages.get(packageName); 17446 if (uninstalledPs == null) { 17447 Slog.w(TAG, "Not removing non-existent package " + packageName); 17448 return PackageManager.DELETE_FAILED_INTERNAL_ERROR; 17449 } 17450 17451 if (versionCode != PackageManager.VERSION_CODE_HIGHEST 17452 && uninstalledPs.versionCode != versionCode) { 17453 Slog.w(TAG, "Not removing package " + packageName + " with versionCode " 17454 + uninstalledPs.versionCode + " != " + versionCode); 17455 return PackageManager.DELETE_FAILED_INTERNAL_ERROR; 17456 } 17457 17458 // Static shared libs can be declared by any package, so let us not 17459 // allow removing a package if it provides a lib others depend on. 17460 PackageParser.Package pkg = mPackages.get(packageName); 17461 if (pkg != null && pkg.staticSharedLibName != null) { 17462 SharedLibraryEntry libEntry = getSharedLibraryEntryLPr(pkg.staticSharedLibName, 17463 pkg.staticSharedLibVersion); 17464 if (libEntry != null) { 17465 List<VersionedPackage> libClientPackages = getPackagesUsingSharedLibraryLPr( 17466 libEntry.info, 0, userId); 17467 if (!ArrayUtils.isEmpty(libClientPackages)) { 17468 Slog.w(TAG, "Not removing package " + pkg.manifestPackageName 17469 + " hosting lib " + libEntry.info.getName() + " version " 17470 + libEntry.info.getVersion() + " used by " + libClientPackages); 17471 return PackageManager.DELETE_FAILED_USED_SHARED_LIBRARY; 17472 } 17473 } 17474 } 17475 17476 allUsers = sUserManager.getUserIds(); 17477 info.origUsers = uninstalledPs.queryInstalledUsers(allUsers, true); 17478 } 17479 17480 final int freezeUser; 17481 if (isUpdatedSystemApp(uninstalledPs) 17482 && ((deleteFlags & PackageManager.DELETE_SYSTEM_APP) == 0)) { 17483 // We're downgrading a system app, which will apply to all users, so 17484 // freeze them all during the downgrade 17485 freezeUser = UserHandle.USER_ALL; 17486 } else { 17487 freezeUser = removeUser; 17488 } 17489 17490 synchronized (mInstallLock) { 17491 if (DEBUG_REMOVE) Slog.d(TAG, "deletePackageX: pkg=" + packageName + " user=" + userId); 17492 try (PackageFreezer freezer = freezePackageForDelete(packageName, freezeUser, 17493 deleteFlags, "deletePackageX")) { 17494 res = deletePackageLIF(packageName, UserHandle.of(removeUser), true, allUsers, 17495 deleteFlags | REMOVE_CHATTY, info, true, null); 17496 } 17497 synchronized (mPackages) { 17498 if (res) { 17499 mInstantAppRegistry.onPackageUninstalledLPw(uninstalledPs.pkg, 17500 info.removedUsers); 17501 updateSequenceNumberLP(packageName, info.removedUsers); 17502 } 17503 } 17504 } 17505 17506 if (res) { 17507 final boolean killApp = (deleteFlags & PackageManager.DELETE_DONT_KILL_APP) == 0; 17508 info.sendPackageRemovedBroadcasts(killApp); 17509 info.sendSystemPackageUpdatedBroadcasts(); 17510 info.sendSystemPackageAppearedBroadcasts(); 17511 } 17512 // Force a gc here. 17513 Runtime.getRuntime().gc(); 17514 // Delete the resources here after sending the broadcast to let 17515 // other processes clean up before deleting resources. 17516 if (info.args != null) { 17517 synchronized (mInstallLock) { 17518 info.args.doPostDeleteLI(true); 17519 } 17520 } 17521 17522 return res ? PackageManager.DELETE_SUCCEEDED : PackageManager.DELETE_FAILED_INTERNAL_ERROR; 17523 } 17524 17525 class PackageRemovedInfo { 17526 String removedPackage; 17527 int uid = -1; 17528 int removedAppId = -1; 17529 int[] origUsers; 17530 int[] removedUsers = null; 17531 SparseArray<Integer> installReasons; 17532 boolean isRemovedPackageSystemUpdate = false; 17533 boolean isUpdate; 17534 boolean dataRemoved; 17535 boolean removedForAllUsers; 17536 boolean isStaticSharedLib; 17537 // Clean up resources deleted packages. 17538 InstallArgs args = null; 17539 ArrayMap<String, PackageRemovedInfo> removedChildPackages; 17540 ArrayMap<String, PackageInstalledInfo> appearedChildPackages; 17541 17542 void sendPackageRemovedBroadcasts(boolean killApp) { 17543 sendPackageRemovedBroadcastInternal(killApp); 17544 final int childCount = removedChildPackages != null ? removedChildPackages.size() : 0; 17545 for (int i = 0; i < childCount; i++) { 17546 PackageRemovedInfo childInfo = removedChildPackages.valueAt(i); 17547 childInfo.sendPackageRemovedBroadcastInternal(killApp); 17548 } 17549 } 17550 17551 void sendSystemPackageUpdatedBroadcasts() { 17552 if (isRemovedPackageSystemUpdate) { 17553 sendSystemPackageUpdatedBroadcastsInternal(); 17554 final int childCount = (removedChildPackages != null) 17555 ? removedChildPackages.size() : 0; 17556 for (int i = 0; i < childCount; i++) { 17557 PackageRemovedInfo childInfo = removedChildPackages.valueAt(i); 17558 if (childInfo.isRemovedPackageSystemUpdate) { 17559 childInfo.sendSystemPackageUpdatedBroadcastsInternal(); 17560 } 17561 } 17562 } 17563 } 17564 17565 void sendSystemPackageAppearedBroadcasts() { 17566 final int packageCount = (appearedChildPackages != null) 17567 ? appearedChildPackages.size() : 0; 17568 for (int i = 0; i < packageCount; i++) { 17569 PackageInstalledInfo installedInfo = appearedChildPackages.valueAt(i); 17570 sendPackageAddedForNewUsers(installedInfo.name, true, 17571 UserHandle.getAppId(installedInfo.uid), installedInfo.newUsers); 17572 } 17573 } 17574 17575 private void sendSystemPackageUpdatedBroadcastsInternal() { 17576 Bundle extras = new Bundle(2); 17577 extras.putInt(Intent.EXTRA_UID, removedAppId >= 0 ? removedAppId : uid); 17578 extras.putBoolean(Intent.EXTRA_REPLACING, true); 17579 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, removedPackage, 17580 extras, 0, null, null, null); 17581 sendPackageBroadcast(Intent.ACTION_PACKAGE_REPLACED, removedPackage, 17582 extras, 0, null, null, null); 17583 sendPackageBroadcast(Intent.ACTION_MY_PACKAGE_REPLACED, null, 17584 null, 0, removedPackage, null, null); 17585 } 17586 17587 private void sendPackageRemovedBroadcastInternal(boolean killApp) { 17588 // Don't send static shared library removal broadcasts as these 17589 // libs are visible only the the apps that depend on them an one 17590 // cannot remove the library if it has a dependency. 17591 if (isStaticSharedLib) { 17592 return; 17593 } 17594 Bundle extras = new Bundle(2); 17595 extras.putInt(Intent.EXTRA_UID, removedAppId >= 0 ? removedAppId : uid); 17596 extras.putBoolean(Intent.EXTRA_DATA_REMOVED, dataRemoved); 17597 extras.putBoolean(Intent.EXTRA_DONT_KILL_APP, !killApp); 17598 if (isUpdate || isRemovedPackageSystemUpdate) { 17599 extras.putBoolean(Intent.EXTRA_REPLACING, true); 17600 } 17601 extras.putBoolean(Intent.EXTRA_REMOVED_FOR_ALL_USERS, removedForAllUsers); 17602 if (removedPackage != null) { 17603 sendPackageBroadcast(Intent.ACTION_PACKAGE_REMOVED, removedPackage, 17604 extras, 0, null, null, removedUsers); 17605 if (dataRemoved && !isRemovedPackageSystemUpdate) { 17606 sendPackageBroadcast(Intent.ACTION_PACKAGE_FULLY_REMOVED, 17607 removedPackage, extras, Intent.FLAG_RECEIVER_INCLUDE_BACKGROUND, 17608 null, null, removedUsers); 17609 } 17610 } 17611 if (removedAppId >= 0) { 17612 sendPackageBroadcast(Intent.ACTION_UID_REMOVED, null, extras, 0, null, null, 17613 removedUsers); 17614 } 17615 } 17616 } 17617 17618 /* 17619 * This method deletes the package from internal data structures. If the DONT_DELETE_DATA 17620 * flag is not set, the data directory is removed as well. 17621 * make sure this flag is set for partially installed apps. If not its meaningless to 17622 * delete a partially installed application. 17623 */ 17624 private void removePackageDataLIF(PackageSetting ps, int[] allUserHandles, 17625 PackageRemovedInfo outInfo, int flags, boolean writeSettings) { 17626 String packageName = ps.name; 17627 if (DEBUG_REMOVE) Slog.d(TAG, "removePackageDataLI: " + ps); 17628 // Retrieve object to delete permissions for shared user later on 17629 final PackageParser.Package deletedPkg; 17630 final PackageSetting deletedPs; 17631 // reader 17632 synchronized (mPackages) { 17633 deletedPkg = mPackages.get(packageName); 17634 deletedPs = mSettings.mPackages.get(packageName); 17635 if (outInfo != null) { 17636 outInfo.removedPackage = packageName; 17637 outInfo.isStaticSharedLib = deletedPkg != null 17638 && deletedPkg.staticSharedLibName != null; 17639 outInfo.removedUsers = deletedPs != null 17640 ? deletedPs.queryInstalledUsers(sUserManager.getUserIds(), true) 17641 : null; 17642 } 17643 } 17644 17645 removePackageLI(ps, (flags & REMOVE_CHATTY) != 0); 17646 17647 if ((flags & PackageManager.DELETE_KEEP_DATA) == 0) { 17648 final PackageParser.Package resolvedPkg; 17649 if (deletedPkg != null) { 17650 resolvedPkg = deletedPkg; 17651 } else { 17652 // We don't have a parsed package when it lives on an ejected 17653 // adopted storage device, so fake something together 17654 resolvedPkg = new PackageParser.Package(ps.name); 17655 resolvedPkg.setVolumeUuid(ps.volumeUuid); 17656 } 17657 destroyAppDataLIF(resolvedPkg, UserHandle.USER_ALL, 17658 StorageManager.FLAG_STORAGE_DE | StorageManager.FLAG_STORAGE_CE); 17659 destroyAppProfilesLIF(resolvedPkg, UserHandle.USER_ALL); 17660 if (outInfo != null) { 17661 outInfo.dataRemoved = true; 17662 } 17663 schedulePackageCleaning(packageName, UserHandle.USER_ALL, true); 17664 } 17665 17666 int removedAppId = -1; 17667 17668 // writer 17669 synchronized (mPackages) { 17670 if (deletedPs != null) { 17671 if ((flags&PackageManager.DELETE_KEEP_DATA) == 0) { 17672 clearIntentFilterVerificationsLPw(deletedPs.name, UserHandle.USER_ALL); 17673 clearDefaultBrowserIfNeeded(packageName); 17674 mSettings.mKeySetManagerService.removeAppKeySetDataLPw(packageName); 17675 removedAppId = mSettings.removePackageLPw(packageName); 17676 if (outInfo != null) { 17677 outInfo.removedAppId = removedAppId; 17678 } 17679 updatePermissionsLPw(deletedPs.name, null, 0); 17680 if (deletedPs.sharedUser != null) { 17681 // Remove permissions associated with package. Since runtime 17682 // permissions are per user we have to kill the removed package 17683 // or packages running under the shared user of the removed 17684 // package if revoking the permissions requested only by the removed 17685 // package is successful and this causes a change in gids. 17686 for (int userId : UserManagerService.getInstance().getUserIds()) { 17687 final int userIdToKill = mSettings.updateSharedUserPermsLPw(deletedPs, 17688 userId); 17689 if (userIdToKill == UserHandle.USER_ALL 17690 || userIdToKill >= UserHandle.USER_SYSTEM) { 17691 // If gids changed for this user, kill all affected packages. 17692 mHandler.post(new Runnable() { 17693 @Override 17694 public void run() { 17695 // This has to happen with no lock held. 17696 killApplication(deletedPs.name, deletedPs.appId, 17697 KILL_APP_REASON_GIDS_CHANGED); 17698 } 17699 }); 17700 break; 17701 } 17702 } 17703 } 17704 clearPackagePreferredActivitiesLPw(deletedPs.name, UserHandle.USER_ALL); 17705 } 17706 // make sure to preserve per-user disabled state if this removal was just 17707 // a downgrade of a system app to the factory package 17708 if (allUserHandles != null && outInfo != null && outInfo.origUsers != null) { 17709 if (DEBUG_REMOVE) { 17710 Slog.d(TAG, "Propagating install state across downgrade"); 17711 } 17712 for (int userId : allUserHandles) { 17713 final boolean installed = ArrayUtils.contains(outInfo.origUsers, userId); 17714 if (DEBUG_REMOVE) { 17715 Slog.d(TAG, " user " + userId + " => " + installed); 17716 } 17717 ps.setInstalled(installed, userId); 17718 } 17719 } 17720 } 17721 // can downgrade to reader 17722 if (writeSettings) { 17723 // Save settings now 17724 mSettings.writeLPr(); 17725 } 17726 } 17727 if (removedAppId != -1) { 17728 // A user ID was deleted here. Go through all users and remove it 17729 // from KeyStore. 17730 removeKeystoreDataIfNeeded(UserHandle.USER_ALL, removedAppId); 17731 } 17732 } 17733 17734 static boolean locationIsPrivileged(File path) { 17735 try { 17736 final String privilegedAppDir = new File(Environment.getRootDirectory(), "priv-app") 17737 .getCanonicalPath(); 17738 return path.getCanonicalPath().startsWith(privilegedAppDir); 17739 } catch (IOException e) { 17740 Slog.e(TAG, "Unable to access code path " + path); 17741 } 17742 return false; 17743 } 17744 17745 /* 17746 * Tries to delete system package. 17747 */ 17748 private boolean deleteSystemPackageLIF(PackageParser.Package deletedPkg, 17749 PackageSetting deletedPs, int[] allUserHandles, int flags, PackageRemovedInfo outInfo, 17750 boolean writeSettings) { 17751 if (deletedPs.parentPackageName != null) { 17752 Slog.w(TAG, "Attempt to delete child system package " + deletedPkg.packageName); 17753 return false; 17754 } 17755 17756 final boolean applyUserRestrictions 17757 = (allUserHandles != null) && (outInfo.origUsers != null); 17758 final PackageSetting disabledPs; 17759 // Confirm if the system package has been updated 17760 // An updated system app can be deleted. This will also have to restore 17761 // the system pkg from system partition 17762 // reader 17763 synchronized (mPackages) { 17764 disabledPs = mSettings.getDisabledSystemPkgLPr(deletedPs.name); 17765 } 17766 17767 if (DEBUG_REMOVE) Slog.d(TAG, "deleteSystemPackageLI: newPs=" + deletedPkg.packageName 17768 + " disabledPs=" + disabledPs); 17769 17770 if (disabledPs == null) { 17771 Slog.w(TAG, "Attempt to delete unknown system package "+ deletedPkg.packageName); 17772 return false; 17773 } else if (DEBUG_REMOVE) { 17774 Slog.d(TAG, "Deleting system pkg from data partition"); 17775 } 17776 17777 if (DEBUG_REMOVE) { 17778 if (applyUserRestrictions) { 17779 Slog.d(TAG, "Remembering install states:"); 17780 for (int userId : allUserHandles) { 17781 final boolean finstalled = ArrayUtils.contains(outInfo.origUsers, userId); 17782 Slog.d(TAG, " u=" + userId + " inst=" + finstalled); 17783 } 17784 } 17785 } 17786 17787 // Delete the updated package 17788 outInfo.isRemovedPackageSystemUpdate = true; 17789 if (outInfo.removedChildPackages != null) { 17790 final int childCount = (deletedPs.childPackageNames != null) 17791 ? deletedPs.childPackageNames.size() : 0; 17792 for (int i = 0; i < childCount; i++) { 17793 String childPackageName = deletedPs.childPackageNames.get(i); 17794 if (disabledPs.childPackageNames != null && disabledPs.childPackageNames 17795 .contains(childPackageName)) { 17796 PackageRemovedInfo childInfo = outInfo.removedChildPackages.get( 17797 childPackageName); 17798 if (childInfo != null) { 17799 childInfo.isRemovedPackageSystemUpdate = true; 17800 } 17801 } 17802 } 17803 } 17804 17805 if (disabledPs.versionCode < deletedPs.versionCode) { 17806 // Delete data for downgrades 17807 flags &= ~PackageManager.DELETE_KEEP_DATA; 17808 } else { 17809 // Preserve data by setting flag 17810 flags |= PackageManager.DELETE_KEEP_DATA; 17811 } 17812 17813 boolean ret = deleteInstalledPackageLIF(deletedPs, true, flags, allUserHandles, 17814 outInfo, writeSettings, disabledPs.pkg); 17815 if (!ret) { 17816 return false; 17817 } 17818 17819 // writer 17820 synchronized (mPackages) { 17821 // Reinstate the old system package 17822 enableSystemPackageLPw(disabledPs.pkg); 17823 // Remove any native libraries from the upgraded package. 17824 removeNativeBinariesLI(deletedPs); 17825 } 17826 17827 // Install the system package 17828 if (DEBUG_REMOVE) Slog.d(TAG, "Re-installing system package: " + disabledPs); 17829 int parseFlags = mDefParseFlags 17830 | PackageParser.PARSE_MUST_BE_APK 17831 | PackageParser.PARSE_IS_SYSTEM 17832 | PackageParser.PARSE_IS_SYSTEM_DIR; 17833 if (locationIsPrivileged(disabledPs.codePath)) { 17834 parseFlags |= PackageParser.PARSE_IS_PRIVILEGED; 17835 } 17836 17837 final PackageParser.Package newPkg; 17838 try { 17839 newPkg = scanPackageTracedLI(disabledPs.codePath, parseFlags, 0 /* scanFlags */, 17840 0 /* currentTime */, null); 17841 } catch (PackageManagerException e) { 17842 Slog.w(TAG, "Failed to restore system package:" + deletedPkg.packageName + ": " 17843 + e.getMessage()); 17844 return false; 17845 } 17846 17847 try { 17848 // update shared libraries for the newly re-installed system package 17849 updateSharedLibrariesLPr(newPkg, null); 17850 } catch (PackageManagerException e) { 17851 Slog.e(TAG, "updateAllSharedLibrariesLPw failed: " + e.getMessage()); 17852 } 17853 17854 prepareAppDataAfterInstallLIF(newPkg); 17855 17856 // writer 17857 synchronized (mPackages) { 17858 PackageSetting ps = mSettings.mPackages.get(newPkg.packageName); 17859 17860 // Propagate the permissions state as we do not want to drop on the floor 17861 // runtime permissions. The update permissions method below will take 17862 // care of removing obsolete permissions and grant install permissions. 17863 ps.getPermissionsState().copyFrom(deletedPs.getPermissionsState()); 17864 updatePermissionsLPw(newPkg.packageName, newPkg, 17865 UPDATE_PERMISSIONS_ALL | UPDATE_PERMISSIONS_REPLACE_PKG); 17866 17867 if (applyUserRestrictions) { 17868 if (DEBUG_REMOVE) { 17869 Slog.d(TAG, "Propagating install state across reinstall"); 17870 } 17871 for (int userId : allUserHandles) { 17872 final boolean installed = ArrayUtils.contains(outInfo.origUsers, userId); 17873 if (DEBUG_REMOVE) { 17874 Slog.d(TAG, " user " + userId + " => " + installed); 17875 } 17876 ps.setInstalled(installed, userId); 17877 17878 mSettings.writeRuntimePermissionsForUserLPr(userId, false); 17879 } 17880 // Regardless of writeSettings we need to ensure that this restriction 17881 // state propagation is persisted 17882 mSettings.writeAllUsersPackageRestrictionsLPr(); 17883 } 17884 // can downgrade to reader here 17885 if (writeSettings) { 17886 mSettings.writeLPr(); 17887 } 17888 } 17889 return true; 17890 } 17891 17892 private boolean deleteInstalledPackageLIF(PackageSetting ps, 17893 boolean deleteCodeAndResources, int flags, int[] allUserHandles, 17894 PackageRemovedInfo outInfo, boolean writeSettings, 17895 PackageParser.Package replacingPackage) { 17896 synchronized (mPackages) { 17897 if (outInfo != null) { 17898 outInfo.uid = ps.appId; 17899 } 17900 17901 if (outInfo != null && outInfo.removedChildPackages != null) { 17902 final int childCount = (ps.childPackageNames != null) 17903 ? ps.childPackageNames.size() : 0; 17904 for (int i = 0; i < childCount; i++) { 17905 String childPackageName = ps.childPackageNames.get(i); 17906 PackageSetting childPs = mSettings.mPackages.get(childPackageName); 17907 if (childPs == null) { 17908 return false; 17909 } 17910 PackageRemovedInfo childInfo = outInfo.removedChildPackages.get( 17911 childPackageName); 17912 if (childInfo != null) { 17913 childInfo.uid = childPs.appId; 17914 } 17915 } 17916 } 17917 } 17918 17919 // Delete package data from internal structures and also remove data if flag is set 17920 removePackageDataLIF(ps, allUserHandles, outInfo, flags, writeSettings); 17921 17922 // Delete the child packages data 17923 final int childCount = (ps.childPackageNames != null) ? ps.childPackageNames.size() : 0; 17924 for (int i = 0; i < childCount; i++) { 17925 PackageSetting childPs; 17926 synchronized (mPackages) { 17927 childPs = mSettings.getPackageLPr(ps.childPackageNames.get(i)); 17928 } 17929 if (childPs != null) { 17930 PackageRemovedInfo childOutInfo = (outInfo != null 17931 && outInfo.removedChildPackages != null) 17932 ? outInfo.removedChildPackages.get(childPs.name) : null; 17933 final int deleteFlags = (flags & DELETE_KEEP_DATA) != 0 17934 && (replacingPackage != null 17935 && !replacingPackage.hasChildPackage(childPs.name)) 17936 ? flags & ~DELETE_KEEP_DATA : flags; 17937 removePackageDataLIF(childPs, allUserHandles, childOutInfo, 17938 deleteFlags, writeSettings); 17939 } 17940 } 17941 17942 // Delete application code and resources only for parent packages 17943 if (ps.parentPackageName == null) { 17944 if (deleteCodeAndResources && (outInfo != null)) { 17945 outInfo.args = createInstallArgsForExisting(packageFlagsToInstallFlags(ps), 17946 ps.codePathString, ps.resourcePathString, getAppDexInstructionSets(ps)); 17947 if (DEBUG_SD_INSTALL) Slog.i(TAG, "args=" + outInfo.args); 17948 } 17949 } 17950 17951 return true; 17952 } 17953 17954 @Override 17955 public boolean setBlockUninstallForUser(String packageName, boolean blockUninstall, 17956 int userId) { 17957 mContext.enforceCallingOrSelfPermission( 17958 android.Manifest.permission.DELETE_PACKAGES, null); 17959 synchronized (mPackages) { 17960 PackageSetting ps = mSettings.mPackages.get(packageName); 17961 if (ps == null) { 17962 Log.i(TAG, "Package doesn't exist in set block uninstall " + packageName); 17963 return false; 17964 } 17965 // Cannot block uninstall of static shared libs as they are 17966 // considered a part of the using app (emulating static linking). 17967 // Also static libs are installed always on internal storage. 17968 PackageParser.Package pkg = mPackages.get(packageName); 17969 if (pkg != null && pkg.staticSharedLibName != null) { 17970 Slog.w(TAG, "Cannot block uninstall of package: " + packageName 17971 + " providing static shared library: " + pkg.staticSharedLibName); 17972 return false; 17973 } 17974 if (!ps.getInstalled(userId)) { 17975 // Can't block uninstall for an app that is not installed or enabled. 17976 Log.i(TAG, "Package not installed in set block uninstall " + packageName); 17977 return false; 17978 } 17979 ps.setBlockUninstall(blockUninstall, userId); 17980 mSettings.writePackageRestrictionsLPr(userId); 17981 } 17982 return true; 17983 } 17984 17985 @Override 17986 public boolean getBlockUninstallForUser(String packageName, int userId) { 17987 synchronized (mPackages) { 17988 PackageSetting ps = mSettings.mPackages.get(packageName); 17989 if (ps == null) { 17990 Log.i(TAG, "Package doesn't exist in get block uninstall " + packageName); 17991 return false; 17992 } 17993 return ps.getBlockUninstall(userId); 17994 } 17995 } 17996 17997 @Override 17998 public boolean setRequiredForSystemUser(String packageName, boolean systemUserApp) { 17999 int callingUid = Binder.getCallingUid(); 18000 if (callingUid != Process.SYSTEM_UID && callingUid != Process.ROOT_UID) { 18001 throw new SecurityException( 18002 "setRequiredForSystemUser can only be run by the system or root"); 18003 } 18004 synchronized (mPackages) { 18005 PackageSetting ps = mSettings.mPackages.get(packageName); 18006 if (ps == null) { 18007 Log.w(TAG, "Package doesn't exist: " + packageName); 18008 return false; 18009 } 18010 if (systemUserApp) { 18011 ps.pkgPrivateFlags |= ApplicationInfo.PRIVATE_FLAG_REQUIRED_FOR_SYSTEM_USER; 18012 } else { 18013 ps.pkgPrivateFlags &= ~ApplicationInfo.PRIVATE_FLAG_REQUIRED_FOR_SYSTEM_USER; 18014 } 18015 mSettings.writeLPr(); 18016 } 18017 return true; 18018 } 18019 18020 /* 18021 * This method handles package deletion in general 18022 */ 18023 private boolean deletePackageLIF(String packageName, UserHandle user, 18024 boolean deleteCodeAndResources, int[] allUserHandles, int flags, 18025 PackageRemovedInfo outInfo, boolean writeSettings, 18026 PackageParser.Package replacingPackage) { 18027 if (packageName == null) { 18028 Slog.w(TAG, "Attempt to delete null packageName."); 18029 return false; 18030 } 18031 18032 if (DEBUG_REMOVE) Slog.d(TAG, "deletePackageLI: " + packageName + " user " + user); 18033 18034 PackageSetting ps; 18035 synchronized (mPackages) { 18036 ps = mSettings.mPackages.get(packageName); 18037 if (ps == null) { 18038 Slog.w(TAG, "Package named '" + packageName + "' doesn't exist."); 18039 return false; 18040 } 18041 18042 if (ps.parentPackageName != null && (!isSystemApp(ps) 18043 || (flags & PackageManager.DELETE_SYSTEM_APP) != 0)) { 18044 if (DEBUG_REMOVE) { 18045 Slog.d(TAG, "Uninstalled child package:" + packageName + " for user:" 18046 + ((user == null) ? UserHandle.USER_ALL : user)); 18047 } 18048 final int removedUserId = (user != null) ? user.getIdentifier() 18049 : UserHandle.USER_ALL; 18050 if (!clearPackageStateForUserLIF(ps, removedUserId, outInfo)) { 18051 return false; 18052 } 18053 markPackageUninstalledForUserLPw(ps, user); 18054 scheduleWritePackageRestrictionsLocked(user); 18055 return true; 18056 } 18057 } 18058 18059 if (((!isSystemApp(ps) || (flags&PackageManager.DELETE_SYSTEM_APP) != 0) && user != null 18060 && user.getIdentifier() != UserHandle.USER_ALL)) { 18061 // The caller is asking that the package only be deleted for a single 18062 // user. To do this, we just mark its uninstalled state and delete 18063 // its data. If this is a system app, we only allow this to happen if 18064 // they have set the special DELETE_SYSTEM_APP which requests different 18065 // semantics than normal for uninstalling system apps. 18066 markPackageUninstalledForUserLPw(ps, user); 18067 18068 if (!isSystemApp(ps)) { 18069 // Do not uninstall the APK if an app should be cached 18070 boolean keepUninstalledPackage = shouldKeepUninstalledPackageLPr(packageName); 18071 if (ps.isAnyInstalled(sUserManager.getUserIds()) || keepUninstalledPackage) { 18072 // Other user still have this package installed, so all 18073 // we need to do is clear this user's data and save that 18074 // it is uninstalled. 18075 if (DEBUG_REMOVE) Slog.d(TAG, "Still installed by other users"); 18076 if (!clearPackageStateForUserLIF(ps, user.getIdentifier(), outInfo)) { 18077 return false; 18078 } 18079 scheduleWritePackageRestrictionsLocked(user); 18080 return true; 18081 } else { 18082 // We need to set it back to 'installed' so the uninstall 18083 // broadcasts will be sent correctly. 18084 if (DEBUG_REMOVE) Slog.d(TAG, "Not installed by other users, full delete"); 18085 ps.setInstalled(true, user.getIdentifier()); 18086 } 18087 } else { 18088 // This is a system app, so we assume that the 18089 // other users still have this package installed, so all 18090 // we need to do is clear this user's data and save that 18091 // it is uninstalled. 18092 if (DEBUG_REMOVE) Slog.d(TAG, "Deleting system app"); 18093 if (!clearPackageStateForUserLIF(ps, user.getIdentifier(), outInfo)) { 18094 return false; 18095 } 18096 scheduleWritePackageRestrictionsLocked(user); 18097 return true; 18098 } 18099 } 18100 18101 // If we are deleting a composite package for all users, keep track 18102 // of result for each child. 18103 if (ps.childPackageNames != null && outInfo != null) { 18104 synchronized (mPackages) { 18105 final int childCount = ps.childPackageNames.size(); 18106 outInfo.removedChildPackages = new ArrayMap<>(childCount); 18107 for (int i = 0; i < childCount; i++) { 18108 String childPackageName = ps.childPackageNames.get(i); 18109 PackageRemovedInfo childInfo = new PackageRemovedInfo(); 18110 childInfo.removedPackage = childPackageName; 18111 outInfo.removedChildPackages.put(childPackageName, childInfo); 18112 PackageSetting childPs = mSettings.getPackageLPr(childPackageName); 18113 if (childPs != null) { 18114 childInfo.origUsers = childPs.queryInstalledUsers(allUserHandles, true); 18115 } 18116 } 18117 } 18118 } 18119 18120 boolean ret = false; 18121 if (isSystemApp(ps)) { 18122 if (DEBUG_REMOVE) Slog.d(TAG, "Removing system package: " + ps.name); 18123 // When an updated system application is deleted we delete the existing resources 18124 // as well and fall back to existing code in system partition 18125 ret = deleteSystemPackageLIF(ps.pkg, ps, allUserHandles, flags, outInfo, writeSettings); 18126 } else { 18127 if (DEBUG_REMOVE) Slog.d(TAG, "Removing non-system package: " + ps.name); 18128 ret = deleteInstalledPackageLIF(ps, deleteCodeAndResources, flags, allUserHandles, 18129 outInfo, writeSettings, replacingPackage); 18130 } 18131 18132 // Take a note whether we deleted the package for all users 18133 if (outInfo != null) { 18134 outInfo.removedForAllUsers = mPackages.get(ps.name) == null; 18135 if (outInfo.removedChildPackages != null) { 18136 synchronized (mPackages) { 18137 final int childCount = outInfo.removedChildPackages.size(); 18138 for (int i = 0; i < childCount; i++) { 18139 PackageRemovedInfo childInfo = outInfo.removedChildPackages.valueAt(i); 18140 if (childInfo != null) { 18141 childInfo.removedForAllUsers = mPackages.get( 18142 childInfo.removedPackage) == null; 18143 } 18144 } 18145 } 18146 } 18147 // If we uninstalled an update to a system app there may be some 18148 // child packages that appeared as they are declared in the system 18149 // app but were not declared in the update. 18150 if (isSystemApp(ps)) { 18151 synchronized (mPackages) { 18152 PackageSetting updatedPs = mSettings.getPackageLPr(ps.name); 18153 final int childCount = (updatedPs.childPackageNames != null) 18154 ? updatedPs.childPackageNames.size() : 0; 18155 for (int i = 0; i < childCount; i++) { 18156 String childPackageName = updatedPs.childPackageNames.get(i); 18157 if (outInfo.removedChildPackages == null 18158 || outInfo.removedChildPackages.indexOfKey(childPackageName) < 0) { 18159 PackageSetting childPs = mSettings.getPackageLPr(childPackageName); 18160 if (childPs == null) { 18161 continue; 18162 } 18163 PackageInstalledInfo installRes = new PackageInstalledInfo(); 18164 installRes.name = childPackageName; 18165 installRes.newUsers = childPs.queryInstalledUsers(allUserHandles, true); 18166 installRes.pkg = mPackages.get(childPackageName); 18167 installRes.uid = childPs.pkg.applicationInfo.uid; 18168 if (outInfo.appearedChildPackages == null) { 18169 outInfo.appearedChildPackages = new ArrayMap<>(); 18170 } 18171 outInfo.appearedChildPackages.put(childPackageName, installRes); 18172 } 18173 } 18174 } 18175 } 18176 } 18177 18178 return ret; 18179 } 18180 18181 private void markPackageUninstalledForUserLPw(PackageSetting ps, UserHandle user) { 18182 final int[] userIds = (user == null || user.getIdentifier() == UserHandle.USER_ALL) 18183 ? sUserManager.getUserIds() : new int[] {user.getIdentifier()}; 18184 for (int nextUserId : userIds) { 18185 if (DEBUG_REMOVE) { 18186 Slog.d(TAG, "Marking package:" + ps.name + " uninstalled for user:" + nextUserId); 18187 } 18188 ps.setUserState(nextUserId, 0, COMPONENT_ENABLED_STATE_DEFAULT, 18189 false /*installed*/, true /*stopped*/, true /*notLaunched*/, 18190 false /*hidden*/, false /*suspended*/, null, null, null, 18191 false /*blockUninstall*/, 18192 ps.readUserState(nextUserId).domainVerificationStatus, 0, 18193 PackageManager.INSTALL_REASON_UNKNOWN); 18194 } 18195 } 18196 18197 private boolean clearPackageStateForUserLIF(PackageSetting ps, int userId, 18198 PackageRemovedInfo outInfo) { 18199 final PackageParser.Package pkg; 18200 synchronized (mPackages) { 18201 pkg = mPackages.get(ps.name); 18202 } 18203 18204 final int[] userIds = (userId == UserHandle.USER_ALL) ? sUserManager.getUserIds() 18205 : new int[] {userId}; 18206 for (int nextUserId : userIds) { 18207 if (DEBUG_REMOVE) { 18208 Slog.d(TAG, "Updating package:" + ps.name + " install state for user:" 18209 + nextUserId); 18210 } 18211 18212 destroyAppDataLIF(pkg, userId, 18213 StorageManager.FLAG_STORAGE_DE | StorageManager.FLAG_STORAGE_CE); 18214 destroyAppProfilesLIF(pkg, userId); 18215 removeKeystoreDataIfNeeded(nextUserId, ps.appId); 18216 schedulePackageCleaning(ps.name, nextUserId, false); 18217 synchronized (mPackages) { 18218 if (clearPackagePreferredActivitiesLPw(ps.name, nextUserId)) { 18219 scheduleWritePackageRestrictionsLocked(nextUserId); 18220 } 18221 resetUserChangesToRuntimePermissionsAndFlagsLPw(ps, nextUserId); 18222 } 18223 } 18224 18225 if (outInfo != null) { 18226 outInfo.removedPackage = ps.name; 18227 outInfo.isStaticSharedLib = pkg != null && pkg.staticSharedLibName != null; 18228 outInfo.removedAppId = ps.appId; 18229 outInfo.removedUsers = userIds; 18230 } 18231 18232 return true; 18233 } 18234 18235 private final class ClearStorageConnection implements ServiceConnection { 18236 IMediaContainerService mContainerService; 18237 18238 @Override 18239 public void onServiceConnected(ComponentName name, IBinder service) { 18240 synchronized (this) { 18241 mContainerService = IMediaContainerService.Stub 18242 .asInterface(Binder.allowBlocking(service)); 18243 notifyAll(); 18244 } 18245 } 18246 18247 @Override 18248 public void onServiceDisconnected(ComponentName name) { 18249 } 18250 } 18251 18252 private void clearExternalStorageDataSync(String packageName, int userId, boolean allData) { 18253 if (DEFAULT_CONTAINER_PACKAGE.equals(packageName)) return; 18254 18255 final boolean mounted; 18256 if (Environment.isExternalStorageEmulated()) { 18257 mounted = true; 18258 } else { 18259 final String status = Environment.getExternalStorageState(); 18260 18261 mounted = status.equals(Environment.MEDIA_MOUNTED) 18262 || status.equals(Environment.MEDIA_MOUNTED_READ_ONLY); 18263 } 18264 18265 if (!mounted) { 18266 return; 18267 } 18268 18269 final Intent containerIntent = new Intent().setComponent(DEFAULT_CONTAINER_COMPONENT); 18270 int[] users; 18271 if (userId == UserHandle.USER_ALL) { 18272 users = sUserManager.getUserIds(); 18273 } else { 18274 users = new int[] { userId }; 18275 } 18276 final ClearStorageConnection conn = new ClearStorageConnection(); 18277 if (mContext.bindServiceAsUser( 18278 containerIntent, conn, Context.BIND_AUTO_CREATE, UserHandle.SYSTEM)) { 18279 try { 18280 for (int curUser : users) { 18281 long timeout = SystemClock.uptimeMillis() + 5000; 18282 synchronized (conn) { 18283 long now; 18284 while (conn.mContainerService == null && 18285 (now = SystemClock.uptimeMillis()) < timeout) { 18286 try { 18287 conn.wait(timeout - now); 18288 } catch (InterruptedException e) { 18289 } 18290 } 18291 } 18292 if (conn.mContainerService == null) { 18293 return; 18294 } 18295 18296 final UserEnvironment userEnv = new UserEnvironment(curUser); 18297 clearDirectory(conn.mContainerService, 18298 userEnv.buildExternalStorageAppCacheDirs(packageName)); 18299 if (allData) { 18300 clearDirectory(conn.mContainerService, 18301 userEnv.buildExternalStorageAppDataDirs(packageName)); 18302 clearDirectory(conn.mContainerService, 18303 userEnv.buildExternalStorageAppMediaDirs(packageName)); 18304 } 18305 } 18306 } finally { 18307 mContext.unbindService(conn); 18308 } 18309 } 18310 } 18311 18312 @Override 18313 public void clearApplicationProfileData(String packageName) { 18314 enforceSystemOrRoot("Only the system can clear all profile data"); 18315 18316 final PackageParser.Package pkg; 18317 synchronized (mPackages) { 18318 pkg = mPackages.get(packageName); 18319 } 18320 18321 try (PackageFreezer freezer = freezePackage(packageName, "clearApplicationProfileData")) { 18322 synchronized (mInstallLock) { 18323 clearAppProfilesLIF(pkg, UserHandle.USER_ALL); 18324 destroyAppReferenceProfileLeafLIF(pkg, UserHandle.USER_ALL, 18325 true /* removeBaseMarker */); 18326 } 18327 } 18328 } 18329 18330 @Override 18331 public void clearApplicationUserData(final String packageName, 18332 final IPackageDataObserver observer, final int userId) { 18333 mContext.enforceCallingOrSelfPermission( 18334 android.Manifest.permission.CLEAR_APP_USER_DATA, null); 18335 18336 enforceCrossUserPermission(Binder.getCallingUid(), userId, 18337 true /* requireFullPermission */, false /* checkShell */, "clear application data"); 18338 18339 if (mProtectedPackages.isPackageDataProtected(userId, packageName)) { 18340 throw new SecurityException("Cannot clear data for a protected package: " 18341 + packageName); 18342 } 18343 // Queue up an async operation since the package deletion may take a little while. 18344 mHandler.post(new Runnable() { 18345 public void run() { 18346 mHandler.removeCallbacks(this); 18347 final boolean succeeded; 18348 try (PackageFreezer freezer = freezePackage(packageName, 18349 "clearApplicationUserData")) { 18350 synchronized (mInstallLock) { 18351 succeeded = clearApplicationUserDataLIF(packageName, userId); 18352 } 18353 clearExternalStorageDataSync(packageName, userId, true); 18354 synchronized (mPackages) { 18355 mInstantAppRegistry.deleteInstantApplicationMetadataLPw( 18356 packageName, userId); 18357 } 18358 } 18359 if (succeeded) { 18360 // invoke DeviceStorageMonitor's update method to clear any notifications 18361 DeviceStorageMonitorInternal dsm = LocalServices 18362 .getService(DeviceStorageMonitorInternal.class); 18363 if (dsm != null) { 18364 dsm.checkMemory(); 18365 } 18366 } 18367 if(observer != null) { 18368 try { 18369 observer.onRemoveCompleted(packageName, succeeded); 18370 } catch (RemoteException e) { 18371 Log.i(TAG, "Observer no longer exists."); 18372 } 18373 } //end if observer 18374 } //end run 18375 }); 18376 } 18377 18378 private boolean clearApplicationUserDataLIF(String packageName, int userId) { 18379 if (packageName == null) { 18380 Slog.w(TAG, "Attempt to delete null packageName."); 18381 return false; 18382 } 18383 18384 // Try finding details about the requested package 18385 PackageParser.Package pkg; 18386 synchronized (mPackages) { 18387 pkg = mPackages.get(packageName); 18388 if (pkg == null) { 18389 final PackageSetting ps = mSettings.mPackages.get(packageName); 18390 if (ps != null) { 18391 pkg = ps.pkg; 18392 } 18393 } 18394 18395 if (pkg == null) { 18396 Slog.w(TAG, "Package named '" + packageName + "' doesn't exist."); 18397 return false; 18398 } 18399 18400 PackageSetting ps = (PackageSetting) pkg.mExtras; 18401 resetUserChangesToRuntimePermissionsAndFlagsLPw(ps, userId); 18402 } 18403 18404 clearAppDataLIF(pkg, userId, 18405 StorageManager.FLAG_STORAGE_DE | StorageManager.FLAG_STORAGE_CE); 18406 18407 final int appId = UserHandle.getAppId(pkg.applicationInfo.uid); 18408 removeKeystoreDataIfNeeded(userId, appId); 18409 18410 UserManagerInternal umInternal = getUserManagerInternal(); 18411 final int flags; 18412 if (umInternal.isUserUnlockingOrUnlocked(userId)) { 18413 flags = StorageManager.FLAG_STORAGE_DE | StorageManager.FLAG_STORAGE_CE; 18414 } else if (umInternal.isUserRunning(userId)) { 18415 flags = StorageManager.FLAG_STORAGE_DE; 18416 } else { 18417 flags = 0; 18418 } 18419 prepareAppDataContentsLIF(pkg, userId, flags); 18420 18421 return true; 18422 } 18423 18424 /** 18425 * Reverts user permission state changes (permissions and flags) in 18426 * all packages for a given user. 18427 * 18428 * @param userId The device user for which to do a reset. 18429 */ 18430 private void resetUserChangesToRuntimePermissionsAndFlagsLPw(int userId) { 18431 final int packageCount = mPackages.size(); 18432 for (int i = 0; i < packageCount; i++) { 18433 PackageParser.Package pkg = mPackages.valueAt(i); 18434 PackageSetting ps = (PackageSetting) pkg.mExtras; 18435 resetUserChangesToRuntimePermissionsAndFlagsLPw(ps, userId); 18436 } 18437 } 18438 18439 private void resetNetworkPolicies(int userId) { 18440 LocalServices.getService(NetworkPolicyManagerInternal.class).resetUserState(userId); 18441 } 18442 18443 /** 18444 * Reverts user permission state changes (permissions and flags). 18445 * 18446 * @param ps The package for which to reset. 18447 * @param userId The device user for which to do a reset. 18448 */ 18449 private void resetUserChangesToRuntimePermissionsAndFlagsLPw( 18450 final PackageSetting ps, final int userId) { 18451 if (ps.pkg == null) { 18452 return; 18453 } 18454 18455 // These are flags that can change base on user actions. 18456 final int userSettableMask = FLAG_PERMISSION_USER_SET 18457 | FLAG_PERMISSION_USER_FIXED 18458 | FLAG_PERMISSION_REVOKE_ON_UPGRADE 18459 | FLAG_PERMISSION_REVIEW_REQUIRED; 18460 18461 final int policyOrSystemFlags = FLAG_PERMISSION_SYSTEM_FIXED 18462 | FLAG_PERMISSION_POLICY_FIXED; 18463 18464 boolean writeInstallPermissions = false; 18465 boolean writeRuntimePermissions = false; 18466 18467 final int permissionCount = ps.pkg.requestedPermissions.size(); 18468 for (int i = 0; i < permissionCount; i++) { 18469 String permission = ps.pkg.requestedPermissions.get(i); 18470 18471 BasePermission bp = mSettings.mPermissions.get(permission); 18472 if (bp == null) { 18473 continue; 18474 } 18475 18476 // If shared user we just reset the state to which only this app contributed. 18477 if (ps.sharedUser != null) { 18478 boolean used = false; 18479 final int packageCount = ps.sharedUser.packages.size(); 18480 for (int j = 0; j < packageCount; j++) { 18481 PackageSetting pkg = ps.sharedUser.packages.valueAt(j); 18482 if (pkg.pkg != null && !pkg.pkg.packageName.equals(ps.pkg.packageName) 18483 && pkg.pkg.requestedPermissions.contains(permission)) { 18484 used = true; 18485 break; 18486 } 18487 } 18488 if (used) { 18489 continue; 18490 } 18491 } 18492 18493 PermissionsState permissionsState = ps.getPermissionsState(); 18494 18495 final int oldFlags = permissionsState.getPermissionFlags(bp.name, userId); 18496 18497 // Always clear the user settable flags. 18498 final boolean hasInstallState = permissionsState.getInstallPermissionState( 18499 bp.name) != null; 18500 // If permission review is enabled and this is a legacy app, mark the 18501 // permission as requiring a review as this is the initial state. 18502 int flags = 0; 18503 if (mPermissionReviewRequired 18504 && ps.pkg.applicationInfo.targetSdkVersion < Build.VERSION_CODES.M) { 18505 flags |= FLAG_PERMISSION_REVIEW_REQUIRED; 18506 } 18507 if (permissionsState.updatePermissionFlags(bp, userId, userSettableMask, flags)) { 18508 if (hasInstallState) { 18509 writeInstallPermissions = true; 18510 } else { 18511 writeRuntimePermissions = true; 18512 } 18513 } 18514 18515 // Below is only runtime permission handling. 18516 if (!bp.isRuntime()) { 18517 continue; 18518 } 18519 18520 // Never clobber system or policy. 18521 if ((oldFlags & policyOrSystemFlags) != 0) { 18522 continue; 18523 } 18524 18525 // If this permission was granted by default, make sure it is. 18526 if ((oldFlags & FLAG_PERMISSION_GRANTED_BY_DEFAULT) != 0) { 18527 if (permissionsState.grantRuntimePermission(bp, userId) 18528 != PERMISSION_OPERATION_FAILURE) { 18529 writeRuntimePermissions = true; 18530 } 18531 // If permission review is enabled the permissions for a legacy apps 18532 // are represented as constantly granted runtime ones, so don't revoke. 18533 } else if ((flags & FLAG_PERMISSION_REVIEW_REQUIRED) == 0) { 18534 // Otherwise, reset the permission. 18535 final int revokeResult = permissionsState.revokeRuntimePermission(bp, userId); 18536 switch (revokeResult) { 18537 case PERMISSION_OPERATION_SUCCESS: 18538 case PERMISSION_OPERATION_SUCCESS_GIDS_CHANGED: { 18539 writeRuntimePermissions = true; 18540 final int appId = ps.appId; 18541 mHandler.post(new Runnable() { 18542 @Override 18543 public void run() { 18544 killUid(appId, userId, KILL_APP_REASON_PERMISSIONS_REVOKED); 18545 } 18546 }); 18547 } break; 18548 } 18549 } 18550 } 18551 18552 // Synchronously write as we are taking permissions away. 18553 if (writeRuntimePermissions) { 18554 mSettings.writeRuntimePermissionsForUserLPr(userId, true); 18555 } 18556 18557 // Synchronously write as we are taking permissions away. 18558 if (writeInstallPermissions) { 18559 mSettings.writeLPr(); 18560 } 18561 } 18562 18563 /** 18564 * Remove entries from the keystore daemon. Will only remove it if the 18565 * {@code appId} is valid. 18566 */ 18567 private static void removeKeystoreDataIfNeeded(int userId, int appId) { 18568 if (appId < 0) { 18569 return; 18570 } 18571 18572 final KeyStore keyStore = KeyStore.getInstance(); 18573 if (keyStore != null) { 18574 if (userId == UserHandle.USER_ALL) { 18575 for (final int individual : sUserManager.getUserIds()) { 18576 keyStore.clearUid(UserHandle.getUid(individual, appId)); 18577 } 18578 } else { 18579 keyStore.clearUid(UserHandle.getUid(userId, appId)); 18580 } 18581 } else { 18582 Slog.w(TAG, "Could not contact keystore to clear entries for app id " + appId); 18583 } 18584 } 18585 18586 @Override 18587 public void deleteApplicationCacheFiles(final String packageName, 18588 final IPackageDataObserver observer) { 18589 final int userId = UserHandle.getCallingUserId(); 18590 deleteApplicationCacheFilesAsUser(packageName, userId, observer); 18591 } 18592 18593 @Override 18594 public void deleteApplicationCacheFilesAsUser(final String packageName, final int userId, 18595 final IPackageDataObserver observer) { 18596 mContext.enforceCallingOrSelfPermission( 18597 android.Manifest.permission.DELETE_CACHE_FILES, null); 18598 enforceCrossUserPermission(Binder.getCallingUid(), userId, 18599 /* requireFullPermission= */ true, /* checkShell= */ false, 18600 "delete application cache files"); 18601 18602 final PackageParser.Package pkg; 18603 synchronized (mPackages) { 18604 pkg = mPackages.get(packageName); 18605 } 18606 18607 // Queue up an async operation since the package deletion may take a little while. 18608 mHandler.post(new Runnable() { 18609 public void run() { 18610 synchronized (mInstallLock) { 18611 final int flags = StorageManager.FLAG_STORAGE_DE 18612 | StorageManager.FLAG_STORAGE_CE; 18613 // We're only clearing cache files, so we don't care if the 18614 // app is unfrozen and still able to run 18615 clearAppDataLIF(pkg, userId, flags | Installer.FLAG_CLEAR_CACHE_ONLY); 18616 clearAppDataLIF(pkg, userId, flags | Installer.FLAG_CLEAR_CODE_CACHE_ONLY); 18617 } 18618 clearExternalStorageDataSync(packageName, userId, false); 18619 if (observer != null) { 18620 try { 18621 observer.onRemoveCompleted(packageName, true); 18622 } catch (RemoteException e) { 18623 Log.i(TAG, "Observer no longer exists."); 18624 } 18625 } 18626 } 18627 }); 18628 } 18629 18630 @Override 18631 public void getPackageSizeInfo(final String packageName, int userHandle, 18632 final IPackageStatsObserver observer) { 18633 mContext.enforceCallingOrSelfPermission( 18634 android.Manifest.permission.GET_PACKAGE_SIZE, null); 18635 if (packageName == null) { 18636 throw new IllegalArgumentException("Attempt to get size of null packageName"); 18637 } 18638 18639 PackageStats stats = new PackageStats(packageName, userHandle); 18640 18641 /* 18642 * Queue up an async operation since the package measurement may take a 18643 * little while. 18644 */ 18645 Message msg = mHandler.obtainMessage(INIT_COPY); 18646 msg.obj = new MeasureParams(stats, observer); 18647 mHandler.sendMessage(msg); 18648 } 18649 18650 private boolean getPackageSizeInfoLI(String packageName, int userId, PackageStats stats) { 18651 final PackageSetting ps; 18652 synchronized (mPackages) { 18653 ps = mSettings.mPackages.get(packageName); 18654 if (ps == null) { 18655 Slog.w(TAG, "Failed to find settings for " + packageName); 18656 return false; 18657 } 18658 } 18659 18660 final String[] packageNames = { packageName }; 18661 final long[] ceDataInodes = { ps.getCeDataInode(userId) }; 18662 final String[] codePaths = { ps.codePathString }; 18663 18664 try { 18665 mInstaller.getAppSize(ps.volumeUuid, packageNames, userId, 0, 18666 ps.appId, ceDataInodes, codePaths, stats); 18667 18668 // For now, ignore code size of packages on system partition 18669 if (isSystemApp(ps) && !isUpdatedSystemApp(ps)) { 18670 stats.codeSize = 0; 18671 } 18672 18673 // External clients expect these to be tracked separately 18674 stats.dataSize -= stats.cacheSize; 18675 18676 } catch (InstallerException e) { 18677 Slog.w(TAG, String.valueOf(e)); 18678 return false; 18679 } 18680 18681 return true; 18682 } 18683 18684 private int getUidTargetSdkVersionLockedLPr(int uid) { 18685 Object obj = mSettings.getUserIdLPr(uid); 18686 if (obj instanceof SharedUserSetting) { 18687 final SharedUserSetting sus = (SharedUserSetting) obj; 18688 int vers = Build.VERSION_CODES.CUR_DEVELOPMENT; 18689 final Iterator<PackageSetting> it = sus.packages.iterator(); 18690 while (it.hasNext()) { 18691 final PackageSetting ps = it.next(); 18692 if (ps.pkg != null) { 18693 int v = ps.pkg.applicationInfo.targetSdkVersion; 18694 if (v < vers) vers = v; 18695 } 18696 } 18697 return vers; 18698 } else if (obj instanceof PackageSetting) { 18699 final PackageSetting ps = (PackageSetting) obj; 18700 if (ps.pkg != null) { 18701 return ps.pkg.applicationInfo.targetSdkVersion; 18702 } 18703 } 18704 return Build.VERSION_CODES.CUR_DEVELOPMENT; 18705 } 18706 18707 @Override 18708 public void addPreferredActivity(IntentFilter filter, int match, 18709 ComponentName[] set, ComponentName activity, int userId) { 18710 addPreferredActivityInternal(filter, match, set, activity, true, userId, 18711 "Adding preferred"); 18712 } 18713 18714 private void addPreferredActivityInternal(IntentFilter filter, int match, 18715 ComponentName[] set, ComponentName activity, boolean always, int userId, 18716 String opname) { 18717 // writer 18718 int callingUid = Binder.getCallingUid(); 18719 enforceCrossUserPermission(callingUid, userId, 18720 true /* requireFullPermission */, false /* checkShell */, "add preferred activity"); 18721 if (filter.countActions() == 0) { 18722 Slog.w(TAG, "Cannot set a preferred activity with no filter actions"); 18723 return; 18724 } 18725 synchronized (mPackages) { 18726 if (mContext.checkCallingOrSelfPermission( 18727 android.Manifest.permission.SET_PREFERRED_APPLICATIONS) 18728 != PackageManager.PERMISSION_GRANTED) { 18729 if (getUidTargetSdkVersionLockedLPr(callingUid) 18730 < Build.VERSION_CODES.FROYO) { 18731 Slog.w(TAG, "Ignoring addPreferredActivity() from uid " 18732 + callingUid); 18733 return; 18734 } 18735 mContext.enforceCallingOrSelfPermission( 18736 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 18737 } 18738 18739 PreferredIntentResolver pir = mSettings.editPreferredActivitiesLPw(userId); 18740 Slog.i(TAG, opname + " activity " + activity.flattenToShortString() + " for user " 18741 + userId + ":"); 18742 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 18743 pir.addFilter(new PreferredActivity(filter, match, set, activity, always)); 18744 scheduleWritePackageRestrictionsLocked(userId); 18745 postPreferredActivityChangedBroadcast(userId); 18746 } 18747 } 18748 18749 private void postPreferredActivityChangedBroadcast(int userId) { 18750 mHandler.post(() -> { 18751 final IActivityManager am = ActivityManager.getService(); 18752 if (am == null) { 18753 return; 18754 } 18755 18756 final Intent intent = new Intent(Intent.ACTION_PREFERRED_ACTIVITY_CHANGED); 18757 intent.putExtra(Intent.EXTRA_USER_HANDLE, userId); 18758 try { 18759 am.broadcastIntent(null, intent, null, null, 18760 0, null, null, null, android.app.AppOpsManager.OP_NONE, 18761 null, false, false, userId); 18762 } catch (RemoteException e) { 18763 } 18764 }); 18765 } 18766 18767 @Override 18768 public void replacePreferredActivity(IntentFilter filter, int match, 18769 ComponentName[] set, ComponentName activity, int userId) { 18770 if (filter.countActions() != 1) { 18771 throw new IllegalArgumentException( 18772 "replacePreferredActivity expects filter to have only 1 action."); 18773 } 18774 if (filter.countDataAuthorities() != 0 18775 || filter.countDataPaths() != 0 18776 || filter.countDataSchemes() > 1 18777 || filter.countDataTypes() != 0) { 18778 throw new IllegalArgumentException( 18779 "replacePreferredActivity expects filter to have no data authorities, " + 18780 "paths, or types; and at most one scheme."); 18781 } 18782 18783 final int callingUid = Binder.getCallingUid(); 18784 enforceCrossUserPermission(callingUid, userId, 18785 true /* requireFullPermission */, false /* checkShell */, 18786 "replace preferred activity"); 18787 synchronized (mPackages) { 18788 if (mContext.checkCallingOrSelfPermission( 18789 android.Manifest.permission.SET_PREFERRED_APPLICATIONS) 18790 != PackageManager.PERMISSION_GRANTED) { 18791 if (getUidTargetSdkVersionLockedLPr(callingUid) 18792 < Build.VERSION_CODES.FROYO) { 18793 Slog.w(TAG, "Ignoring replacePreferredActivity() from uid " 18794 + Binder.getCallingUid()); 18795 return; 18796 } 18797 mContext.enforceCallingOrSelfPermission( 18798 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 18799 } 18800 18801 PreferredIntentResolver pir = mSettings.mPreferredActivities.get(userId); 18802 if (pir != null) { 18803 // Get all of the existing entries that exactly match this filter. 18804 ArrayList<PreferredActivity> existing = pir.findFilters(filter); 18805 if (existing != null && existing.size() == 1) { 18806 PreferredActivity cur = existing.get(0); 18807 if (DEBUG_PREFERRED) { 18808 Slog.i(TAG, "Checking replace of preferred:"); 18809 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 18810 if (!cur.mPref.mAlways) { 18811 Slog.i(TAG, " -- CUR; not mAlways!"); 18812 } else { 18813 Slog.i(TAG, " -- CUR: mMatch=" + cur.mPref.mMatch); 18814 Slog.i(TAG, " -- CUR: mSet=" 18815 + Arrays.toString(cur.mPref.mSetComponents)); 18816 Slog.i(TAG, " -- CUR: mComponent=" + cur.mPref.mShortComponent); 18817 Slog.i(TAG, " -- NEW: mMatch=" 18818 + (match&IntentFilter.MATCH_CATEGORY_MASK)); 18819 Slog.i(TAG, " -- CUR: mSet=" + Arrays.toString(set)); 18820 Slog.i(TAG, " -- CUR: mComponent=" + activity.flattenToShortString()); 18821 } 18822 } 18823 if (cur.mPref.mAlways && cur.mPref.mComponent.equals(activity) 18824 && cur.mPref.mMatch == (match&IntentFilter.MATCH_CATEGORY_MASK) 18825 && cur.mPref.sameSet(set)) { 18826 // Setting the preferred activity to what it happens to be already 18827 if (DEBUG_PREFERRED) { 18828 Slog.i(TAG, "Replacing with same preferred activity " 18829 + cur.mPref.mShortComponent + " for user " 18830 + userId + ":"); 18831 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 18832 } 18833 return; 18834 } 18835 } 18836 18837 if (existing != null) { 18838 if (DEBUG_PREFERRED) { 18839 Slog.i(TAG, existing.size() + " existing preferred matches for:"); 18840 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 18841 } 18842 for (int i = 0; i < existing.size(); i++) { 18843 PreferredActivity pa = existing.get(i); 18844 if (DEBUG_PREFERRED) { 18845 Slog.i(TAG, "Removing existing preferred activity " 18846 + pa.mPref.mComponent + ":"); 18847 pa.dump(new LogPrinter(Log.INFO, TAG), " "); 18848 } 18849 pir.removeFilter(pa); 18850 } 18851 } 18852 } 18853 addPreferredActivityInternal(filter, match, set, activity, true, userId, 18854 "Replacing preferred"); 18855 } 18856 } 18857 18858 @Override 18859 public void clearPackagePreferredActivities(String packageName) { 18860 final int uid = Binder.getCallingUid(); 18861 // writer 18862 synchronized (mPackages) { 18863 PackageParser.Package pkg = mPackages.get(packageName); 18864 if (pkg == null || pkg.applicationInfo.uid != uid) { 18865 if (mContext.checkCallingOrSelfPermission( 18866 android.Manifest.permission.SET_PREFERRED_APPLICATIONS) 18867 != PackageManager.PERMISSION_GRANTED) { 18868 if (getUidTargetSdkVersionLockedLPr(Binder.getCallingUid()) 18869 < Build.VERSION_CODES.FROYO) { 18870 Slog.w(TAG, "Ignoring clearPackagePreferredActivities() from uid " 18871 + Binder.getCallingUid()); 18872 return; 18873 } 18874 mContext.enforceCallingOrSelfPermission( 18875 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 18876 } 18877 } 18878 18879 int user = UserHandle.getCallingUserId(); 18880 if (clearPackagePreferredActivitiesLPw(packageName, user)) { 18881 scheduleWritePackageRestrictionsLocked(user); 18882 } 18883 } 18884 } 18885 18886 /** This method takes a specific user id as well as UserHandle.USER_ALL. */ 18887 boolean clearPackagePreferredActivitiesLPw(String packageName, int userId) { 18888 ArrayList<PreferredActivity> removed = null; 18889 boolean changed = false; 18890 for (int i=0; i<mSettings.mPreferredActivities.size(); i++) { 18891 final int thisUserId = mSettings.mPreferredActivities.keyAt(i); 18892 PreferredIntentResolver pir = mSettings.mPreferredActivities.valueAt(i); 18893 if (userId != UserHandle.USER_ALL && userId != thisUserId) { 18894 continue; 18895 } 18896 Iterator<PreferredActivity> it = pir.filterIterator(); 18897 while (it.hasNext()) { 18898 PreferredActivity pa = it.next(); 18899 // Mark entry for removal only if it matches the package name 18900 // and the entry is of type "always". 18901 if (packageName == null || 18902 (pa.mPref.mComponent.getPackageName().equals(packageName) 18903 && pa.mPref.mAlways)) { 18904 if (removed == null) { 18905 removed = new ArrayList<PreferredActivity>(); 18906 } 18907 removed.add(pa); 18908 } 18909 } 18910 if (removed != null) { 18911 for (int j=0; j<removed.size(); j++) { 18912 PreferredActivity pa = removed.get(j); 18913 pir.removeFilter(pa); 18914 } 18915 changed = true; 18916 } 18917 } 18918 if (changed) { 18919 postPreferredActivityChangedBroadcast(userId); 18920 } 18921 return changed; 18922 } 18923 18924 /** This method takes a specific user id as well as UserHandle.USER_ALL. */ 18925 private void clearIntentFilterVerificationsLPw(int userId) { 18926 final int packageCount = mPackages.size(); 18927 for (int i = 0; i < packageCount; i++) { 18928 PackageParser.Package pkg = mPackages.valueAt(i); 18929 clearIntentFilterVerificationsLPw(pkg.packageName, userId); 18930 } 18931 } 18932 18933 /** This method takes a specific user id as well as UserHandle.USER_ALL. */ 18934 void clearIntentFilterVerificationsLPw(String packageName, int userId) { 18935 if (userId == UserHandle.USER_ALL) { 18936 if (mSettings.removeIntentFilterVerificationLPw(packageName, 18937 sUserManager.getUserIds())) { 18938 for (int oneUserId : sUserManager.getUserIds()) { 18939 scheduleWritePackageRestrictionsLocked(oneUserId); 18940 } 18941 } 18942 } else { 18943 if (mSettings.removeIntentFilterVerificationLPw(packageName, userId)) { 18944 scheduleWritePackageRestrictionsLocked(userId); 18945 } 18946 } 18947 } 18948 18949 void clearDefaultBrowserIfNeeded(String packageName) { 18950 for (int oneUserId : sUserManager.getUserIds()) { 18951 String defaultBrowserPackageName = getDefaultBrowserPackageName(oneUserId); 18952 if (TextUtils.isEmpty(defaultBrowserPackageName)) continue; 18953 if (packageName.equals(defaultBrowserPackageName)) { 18954 setDefaultBrowserPackageName(null, oneUserId); 18955 } 18956 } 18957 } 18958 18959 @Override 18960 public void resetApplicationPreferences(int userId) { 18961 mContext.enforceCallingOrSelfPermission( 18962 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 18963 final long identity = Binder.clearCallingIdentity(); 18964 // writer 18965 try { 18966 synchronized (mPackages) { 18967 clearPackagePreferredActivitiesLPw(null, userId); 18968 mSettings.applyDefaultPreferredAppsLPw(this, userId); 18969 // TODO: We have to reset the default SMS and Phone. This requires 18970 // significant refactoring to keep all default apps in the package 18971 // manager (cleaner but more work) or have the services provide 18972 // callbacks to the package manager to request a default app reset. 18973 applyFactoryDefaultBrowserLPw(userId); 18974 clearIntentFilterVerificationsLPw(userId); 18975 primeDomainVerificationsLPw(userId); 18976 resetUserChangesToRuntimePermissionsAndFlagsLPw(userId); 18977 scheduleWritePackageRestrictionsLocked(userId); 18978 } 18979 resetNetworkPolicies(userId); 18980 } finally { 18981 Binder.restoreCallingIdentity(identity); 18982 } 18983 } 18984 18985 @Override 18986 public int getPreferredActivities(List<IntentFilter> outFilters, 18987 List<ComponentName> outActivities, String packageName) { 18988 18989 int num = 0; 18990 final int userId = UserHandle.getCallingUserId(); 18991 // reader 18992 synchronized (mPackages) { 18993 PreferredIntentResolver pir = mSettings.mPreferredActivities.get(userId); 18994 if (pir != null) { 18995 final Iterator<PreferredActivity> it = pir.filterIterator(); 18996 while (it.hasNext()) { 18997 final PreferredActivity pa = it.next(); 18998 if (packageName == null 18999 || (pa.mPref.mComponent.getPackageName().equals(packageName) 19000 && pa.mPref.mAlways)) { 19001 if (outFilters != null) { 19002 outFilters.add(new IntentFilter(pa)); 19003 } 19004 if (outActivities != null) { 19005 outActivities.add(pa.mPref.mComponent); 19006 } 19007 } 19008 } 19009 } 19010 } 19011 19012 return num; 19013 } 19014 19015 @Override 19016 public void addPersistentPreferredActivity(IntentFilter filter, ComponentName activity, 19017 int userId) { 19018 int callingUid = Binder.getCallingUid(); 19019 if (callingUid != Process.SYSTEM_UID) { 19020 throw new SecurityException( 19021 "addPersistentPreferredActivity can only be run by the system"); 19022 } 19023 if (filter.countActions() == 0) { 19024 Slog.w(TAG, "Cannot set a preferred activity with no filter actions"); 19025 return; 19026 } 19027 synchronized (mPackages) { 19028 Slog.i(TAG, "Adding persistent preferred activity " + activity + " for user " + userId + 19029 ":"); 19030 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 19031 mSettings.editPersistentPreferredActivitiesLPw(userId).addFilter( 19032 new PersistentPreferredActivity(filter, activity)); 19033 scheduleWritePackageRestrictionsLocked(userId); 19034 postPreferredActivityChangedBroadcast(userId); 19035 } 19036 } 19037 19038 @Override 19039 public void clearPackagePersistentPreferredActivities(String packageName, int userId) { 19040 int callingUid = Binder.getCallingUid(); 19041 if (callingUid != Process.SYSTEM_UID) { 19042 throw new SecurityException( 19043 "clearPackagePersistentPreferredActivities can only be run by the system"); 19044 } 19045 ArrayList<PersistentPreferredActivity> removed = null; 19046 boolean changed = false; 19047 synchronized (mPackages) { 19048 for (int i=0; i<mSettings.mPersistentPreferredActivities.size(); i++) { 19049 final int thisUserId = mSettings.mPersistentPreferredActivities.keyAt(i); 19050 PersistentPreferredIntentResolver ppir = mSettings.mPersistentPreferredActivities 19051 .valueAt(i); 19052 if (userId != thisUserId) { 19053 continue; 19054 } 19055 Iterator<PersistentPreferredActivity> it = ppir.filterIterator(); 19056 while (it.hasNext()) { 19057 PersistentPreferredActivity ppa = it.next(); 19058 // Mark entry for removal only if it matches the package name. 19059 if (ppa.mComponent.getPackageName().equals(packageName)) { 19060 if (removed == null) { 19061 removed = new ArrayList<PersistentPreferredActivity>(); 19062 } 19063 removed.add(ppa); 19064 } 19065 } 19066 if (removed != null) { 19067 for (int j=0; j<removed.size(); j++) { 19068 PersistentPreferredActivity ppa = removed.get(j); 19069 ppir.removeFilter(ppa); 19070 } 19071 changed = true; 19072 } 19073 } 19074 19075 if (changed) { 19076 scheduleWritePackageRestrictionsLocked(userId); 19077 postPreferredActivityChangedBroadcast(userId); 19078 } 19079 } 19080 } 19081 19082 /** 19083 * Common machinery for picking apart a restored XML blob and passing 19084 * it to a caller-supplied functor to be applied to the running system. 19085 */ 19086 private void restoreFromXml(XmlPullParser parser, int userId, 19087 String expectedStartTag, BlobXmlRestorer functor) 19088 throws IOException, XmlPullParserException { 19089 int type; 19090 while ((type = parser.next()) != XmlPullParser.START_TAG 19091 && type != XmlPullParser.END_DOCUMENT) { 19092 } 19093 if (type != XmlPullParser.START_TAG) { 19094 // oops didn't find a start tag?! 19095 if (DEBUG_BACKUP) { 19096 Slog.e(TAG, "Didn't find start tag during restore"); 19097 } 19098 return; 19099 } 19100Slog.v(TAG, ":: restoreFromXml() : got to tag " + parser.getName()); 19101 // this is supposed to be TAG_PREFERRED_BACKUP 19102 if (!expectedStartTag.equals(parser.getName())) { 19103 if (DEBUG_BACKUP) { 19104 Slog.e(TAG, "Found unexpected tag " + parser.getName()); 19105 } 19106 return; 19107 } 19108 19109 // skip interfering stuff, then we're aligned with the backing implementation 19110 while ((type = parser.next()) == XmlPullParser.TEXT) { } 19111Slog.v(TAG, ":: stepped forward, applying functor at tag " + parser.getName()); 19112 functor.apply(parser, userId); 19113 } 19114 19115 private interface BlobXmlRestorer { 19116 public void apply(XmlPullParser parser, int userId) throws IOException, XmlPullParserException; 19117 } 19118 19119 /** 19120 * Non-Binder method, support for the backup/restore mechanism: write the 19121 * full set of preferred activities in its canonical XML format. Returns the 19122 * XML output as a byte array, or null if there is none. 19123 */ 19124 @Override 19125 public byte[] getPreferredActivityBackup(int userId) { 19126 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 19127 throw new SecurityException("Only the system may call getPreferredActivityBackup()"); 19128 } 19129 19130 ByteArrayOutputStream dataStream = new ByteArrayOutputStream(); 19131 try { 19132 final XmlSerializer serializer = new FastXmlSerializer(); 19133 serializer.setOutput(dataStream, StandardCharsets.UTF_8.name()); 19134 serializer.startDocument(null, true); 19135 serializer.startTag(null, TAG_PREFERRED_BACKUP); 19136 19137 synchronized (mPackages) { 19138 mSettings.writePreferredActivitiesLPr(serializer, userId, true); 19139 } 19140 19141 serializer.endTag(null, TAG_PREFERRED_BACKUP); 19142 serializer.endDocument(); 19143 serializer.flush(); 19144 } catch (Exception e) { 19145 if (DEBUG_BACKUP) { 19146 Slog.e(TAG, "Unable to write preferred activities for backup", e); 19147 } 19148 return null; 19149 } 19150 19151 return dataStream.toByteArray(); 19152 } 19153 19154 @Override 19155 public void restorePreferredActivities(byte[] backup, int userId) { 19156 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 19157 throw new SecurityException("Only the system may call restorePreferredActivities()"); 19158 } 19159 19160 try { 19161 final XmlPullParser parser = Xml.newPullParser(); 19162 parser.setInput(new ByteArrayInputStream(backup), StandardCharsets.UTF_8.name()); 19163 restoreFromXml(parser, userId, TAG_PREFERRED_BACKUP, 19164 new BlobXmlRestorer() { 19165 @Override 19166 public void apply(XmlPullParser parser, int userId) 19167 throws XmlPullParserException, IOException { 19168 synchronized (mPackages) { 19169 mSettings.readPreferredActivitiesLPw(parser, userId); 19170 } 19171 } 19172 } ); 19173 } catch (Exception e) { 19174 if (DEBUG_BACKUP) { 19175 Slog.e(TAG, "Exception restoring preferred activities: " + e.getMessage()); 19176 } 19177 } 19178 } 19179 19180 /** 19181 * Non-Binder method, support for the backup/restore mechanism: write the 19182 * default browser (etc) settings in its canonical XML format. Returns the default 19183 * browser XML representation as a byte array, or null if there is none. 19184 */ 19185 @Override 19186 public byte[] getDefaultAppsBackup(int userId) { 19187 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 19188 throw new SecurityException("Only the system may call getDefaultAppsBackup()"); 19189 } 19190 19191 ByteArrayOutputStream dataStream = new ByteArrayOutputStream(); 19192 try { 19193 final XmlSerializer serializer = new FastXmlSerializer(); 19194 serializer.setOutput(dataStream, StandardCharsets.UTF_8.name()); 19195 serializer.startDocument(null, true); 19196 serializer.startTag(null, TAG_DEFAULT_APPS); 19197 19198 synchronized (mPackages) { 19199 mSettings.writeDefaultAppsLPr(serializer, userId); 19200 } 19201 19202 serializer.endTag(null, TAG_DEFAULT_APPS); 19203 serializer.endDocument(); 19204 serializer.flush(); 19205 } catch (Exception e) { 19206 if (DEBUG_BACKUP) { 19207 Slog.e(TAG, "Unable to write default apps for backup", e); 19208 } 19209 return null; 19210 } 19211 19212 return dataStream.toByteArray(); 19213 } 19214 19215 @Override 19216 public void restoreDefaultApps(byte[] backup, int userId) { 19217 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 19218 throw new SecurityException("Only the system may call restoreDefaultApps()"); 19219 } 19220 19221 try { 19222 final XmlPullParser parser = Xml.newPullParser(); 19223 parser.setInput(new ByteArrayInputStream(backup), StandardCharsets.UTF_8.name()); 19224 restoreFromXml(parser, userId, TAG_DEFAULT_APPS, 19225 new BlobXmlRestorer() { 19226 @Override 19227 public void apply(XmlPullParser parser, int userId) 19228 throws XmlPullParserException, IOException { 19229 synchronized (mPackages) { 19230 mSettings.readDefaultAppsLPw(parser, userId); 19231 } 19232 } 19233 } ); 19234 } catch (Exception e) { 19235 if (DEBUG_BACKUP) { 19236 Slog.e(TAG, "Exception restoring default apps: " + e.getMessage()); 19237 } 19238 } 19239 } 19240 19241 @Override 19242 public byte[] getIntentFilterVerificationBackup(int userId) { 19243 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 19244 throw new SecurityException("Only the system may call getIntentFilterVerificationBackup()"); 19245 } 19246 19247 ByteArrayOutputStream dataStream = new ByteArrayOutputStream(); 19248 try { 19249 final XmlSerializer serializer = new FastXmlSerializer(); 19250 serializer.setOutput(dataStream, StandardCharsets.UTF_8.name()); 19251 serializer.startDocument(null, true); 19252 serializer.startTag(null, TAG_INTENT_FILTER_VERIFICATION); 19253 19254 synchronized (mPackages) { 19255 mSettings.writeAllDomainVerificationsLPr(serializer, userId); 19256 } 19257 19258 serializer.endTag(null, TAG_INTENT_FILTER_VERIFICATION); 19259 serializer.endDocument(); 19260 serializer.flush(); 19261 } catch (Exception e) { 19262 if (DEBUG_BACKUP) { 19263 Slog.e(TAG, "Unable to write default apps for backup", e); 19264 } 19265 return null; 19266 } 19267 19268 return dataStream.toByteArray(); 19269 } 19270 19271 @Override 19272 public void restoreIntentFilterVerification(byte[] backup, int userId) { 19273 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 19274 throw new SecurityException("Only the system may call restorePreferredActivities()"); 19275 } 19276 19277 try { 19278 final XmlPullParser parser = Xml.newPullParser(); 19279 parser.setInput(new ByteArrayInputStream(backup), StandardCharsets.UTF_8.name()); 19280 restoreFromXml(parser, userId, TAG_INTENT_FILTER_VERIFICATION, 19281 new BlobXmlRestorer() { 19282 @Override 19283 public void apply(XmlPullParser parser, int userId) 19284 throws XmlPullParserException, IOException { 19285 synchronized (mPackages) { 19286 mSettings.readAllDomainVerificationsLPr(parser, userId); 19287 mSettings.writeLPr(); 19288 } 19289 } 19290 } ); 19291 } catch (Exception e) { 19292 if (DEBUG_BACKUP) { 19293 Slog.e(TAG, "Exception restoring preferred activities: " + e.getMessage()); 19294 } 19295 } 19296 } 19297 19298 @Override 19299 public byte[] getPermissionGrantBackup(int userId) { 19300 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 19301 throw new SecurityException("Only the system may call getPermissionGrantBackup()"); 19302 } 19303 19304 ByteArrayOutputStream dataStream = new ByteArrayOutputStream(); 19305 try { 19306 final XmlSerializer serializer = new FastXmlSerializer(); 19307 serializer.setOutput(dataStream, StandardCharsets.UTF_8.name()); 19308 serializer.startDocument(null, true); 19309 serializer.startTag(null, TAG_PERMISSION_BACKUP); 19310 19311 synchronized (mPackages) { 19312 serializeRuntimePermissionGrantsLPr(serializer, userId); 19313 } 19314 19315 serializer.endTag(null, TAG_PERMISSION_BACKUP); 19316 serializer.endDocument(); 19317 serializer.flush(); 19318 } catch (Exception e) { 19319 if (DEBUG_BACKUP) { 19320 Slog.e(TAG, "Unable to write default apps for backup", e); 19321 } 19322 return null; 19323 } 19324 19325 return dataStream.toByteArray(); 19326 } 19327 19328 @Override 19329 public void restorePermissionGrants(byte[] backup, int userId) { 19330 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 19331 throw new SecurityException("Only the system may call restorePermissionGrants()"); 19332 } 19333 19334 try { 19335 final XmlPullParser parser = Xml.newPullParser(); 19336 parser.setInput(new ByteArrayInputStream(backup), StandardCharsets.UTF_8.name()); 19337 restoreFromXml(parser, userId, TAG_PERMISSION_BACKUP, 19338 new BlobXmlRestorer() { 19339 @Override 19340 public void apply(XmlPullParser parser, int userId) 19341 throws XmlPullParserException, IOException { 19342 synchronized (mPackages) { 19343 processRestoredPermissionGrantsLPr(parser, userId); 19344 } 19345 } 19346 } ); 19347 } catch (Exception e) { 19348 if (DEBUG_BACKUP) { 19349 Slog.e(TAG, "Exception restoring preferred activities: " + e.getMessage()); 19350 } 19351 } 19352 } 19353 19354 private void serializeRuntimePermissionGrantsLPr(XmlSerializer serializer, final int userId) 19355 throws IOException { 19356 serializer.startTag(null, TAG_ALL_GRANTS); 19357 19358 final int N = mSettings.mPackages.size(); 19359 for (int i = 0; i < N; i++) { 19360 final PackageSetting ps = mSettings.mPackages.valueAt(i); 19361 boolean pkgGrantsKnown = false; 19362 19363 PermissionsState packagePerms = ps.getPermissionsState(); 19364 19365 for (PermissionState state : packagePerms.getRuntimePermissionStates(userId)) { 19366 final int grantFlags = state.getFlags(); 19367 // only look at grants that are not system/policy fixed 19368 if ((grantFlags & SYSTEM_RUNTIME_GRANT_MASK) == 0) { 19369 final boolean isGranted = state.isGranted(); 19370 // And only back up the user-twiddled state bits 19371 if (isGranted || (grantFlags & USER_RUNTIME_GRANT_MASK) != 0) { 19372 final String packageName = mSettings.mPackages.keyAt(i); 19373 if (!pkgGrantsKnown) { 19374 serializer.startTag(null, TAG_GRANT); 19375 serializer.attribute(null, ATTR_PACKAGE_NAME, packageName); 19376 pkgGrantsKnown = true; 19377 } 19378 19379 final boolean userSet = 19380 (grantFlags & FLAG_PERMISSION_USER_SET) != 0; 19381 final boolean userFixed = 19382 (grantFlags & FLAG_PERMISSION_USER_FIXED) != 0; 19383 final boolean revoke = 19384 (grantFlags & FLAG_PERMISSION_REVOKE_ON_UPGRADE) != 0; 19385 19386 serializer.startTag(null, TAG_PERMISSION); 19387 serializer.attribute(null, ATTR_PERMISSION_NAME, state.getName()); 19388 if (isGranted) { 19389 serializer.attribute(null, ATTR_IS_GRANTED, "true"); 19390 } 19391 if (userSet) { 19392 serializer.attribute(null, ATTR_USER_SET, "true"); 19393 } 19394 if (userFixed) { 19395 serializer.attribute(null, ATTR_USER_FIXED, "true"); 19396 } 19397 if (revoke) { 19398 serializer.attribute(null, ATTR_REVOKE_ON_UPGRADE, "true"); 19399 } 19400 serializer.endTag(null, TAG_PERMISSION); 19401 } 19402 } 19403 } 19404 19405 if (pkgGrantsKnown) { 19406 serializer.endTag(null, TAG_GRANT); 19407 } 19408 } 19409 19410 serializer.endTag(null, TAG_ALL_GRANTS); 19411 } 19412 19413 private void processRestoredPermissionGrantsLPr(XmlPullParser parser, int userId) 19414 throws XmlPullParserException, IOException { 19415 String pkgName = null; 19416 int outerDepth = parser.getDepth(); 19417 int type; 19418 while ((type = parser.next()) != XmlPullParser.END_DOCUMENT 19419 && (type != XmlPullParser.END_TAG || parser.getDepth() > outerDepth)) { 19420 if (type == XmlPullParser.END_TAG || type == XmlPullParser.TEXT) { 19421 continue; 19422 } 19423 19424 final String tagName = parser.getName(); 19425 if (tagName.equals(TAG_GRANT)) { 19426 pkgName = parser.getAttributeValue(null, ATTR_PACKAGE_NAME); 19427 if (DEBUG_BACKUP) { 19428 Slog.v(TAG, "+++ Restoring grants for package " + pkgName); 19429 } 19430 } else if (tagName.equals(TAG_PERMISSION)) { 19431 19432 final boolean isGranted = "true".equals(parser.getAttributeValue(null, ATTR_IS_GRANTED)); 19433 final String permName = parser.getAttributeValue(null, ATTR_PERMISSION_NAME); 19434 19435 int newFlagSet = 0; 19436 if ("true".equals(parser.getAttributeValue(null, ATTR_USER_SET))) { 19437 newFlagSet |= FLAG_PERMISSION_USER_SET; 19438 } 19439 if ("true".equals(parser.getAttributeValue(null, ATTR_USER_FIXED))) { 19440 newFlagSet |= FLAG_PERMISSION_USER_FIXED; 19441 } 19442 if ("true".equals(parser.getAttributeValue(null, ATTR_REVOKE_ON_UPGRADE))) { 19443 newFlagSet |= FLAG_PERMISSION_REVOKE_ON_UPGRADE; 19444 } 19445 if (DEBUG_BACKUP) { 19446 Slog.v(TAG, " + Restoring grant: pkg=" + pkgName + " perm=" + permName 19447 + " granted=" + isGranted + " bits=0x" + Integer.toHexString(newFlagSet)); 19448 } 19449 final PackageSetting ps = mSettings.mPackages.get(pkgName); 19450 if (ps != null) { 19451 // Already installed so we apply the grant immediately 19452 if (DEBUG_BACKUP) { 19453 Slog.v(TAG, " + already installed; applying"); 19454 } 19455 PermissionsState perms = ps.getPermissionsState(); 19456 BasePermission bp = mSettings.mPermissions.get(permName); 19457 if (bp != null) { 19458 if (isGranted) { 19459 perms.grantRuntimePermission(bp, userId); 19460 } 19461 if (newFlagSet != 0) { 19462 perms.updatePermissionFlags(bp, userId, USER_RUNTIME_GRANT_MASK, newFlagSet); 19463 } 19464 } 19465 } else { 19466 // Need to wait for post-restore install to apply the grant 19467 if (DEBUG_BACKUP) { 19468 Slog.v(TAG, " - not yet installed; saving for later"); 19469 } 19470 mSettings.processRestoredPermissionGrantLPr(pkgName, permName, 19471 isGranted, newFlagSet, userId); 19472 } 19473 } else { 19474 PackageManagerService.reportSettingsProblem(Log.WARN, 19475 "Unknown element under <" + TAG_PERMISSION_BACKUP + ">: " + tagName); 19476 XmlUtils.skipCurrentTag(parser); 19477 } 19478 } 19479 19480 scheduleWriteSettingsLocked(); 19481 mSettings.writeRuntimePermissionsForUserLPr(userId, false); 19482 } 19483 19484 @Override 19485 public void addCrossProfileIntentFilter(IntentFilter intentFilter, String ownerPackage, 19486 int sourceUserId, int targetUserId, int flags) { 19487 mContext.enforceCallingOrSelfPermission( 19488 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, null); 19489 int callingUid = Binder.getCallingUid(); 19490 enforceOwnerRights(ownerPackage, callingUid); 19491 enforceShellRestriction(UserManager.DISALLOW_DEBUGGING_FEATURES, callingUid, sourceUserId); 19492 if (intentFilter.countActions() == 0) { 19493 Slog.w(TAG, "Cannot set a crossProfile intent filter with no filter actions"); 19494 return; 19495 } 19496 synchronized (mPackages) { 19497 CrossProfileIntentFilter newFilter = new CrossProfileIntentFilter(intentFilter, 19498 ownerPackage, targetUserId, flags); 19499 CrossProfileIntentResolver resolver = 19500 mSettings.editCrossProfileIntentResolverLPw(sourceUserId); 19501 ArrayList<CrossProfileIntentFilter> existing = resolver.findFilters(intentFilter); 19502 // We have all those whose filter is equal. Now checking if the rest is equal as well. 19503 if (existing != null) { 19504 int size = existing.size(); 19505 for (int i = 0; i < size; i++) { 19506 if (newFilter.equalsIgnoreFilter(existing.get(i))) { 19507 return; 19508 } 19509 } 19510 } 19511 resolver.addFilter(newFilter); 19512 scheduleWritePackageRestrictionsLocked(sourceUserId); 19513 } 19514 } 19515 19516 @Override 19517 public void clearCrossProfileIntentFilters(int sourceUserId, String ownerPackage) { 19518 mContext.enforceCallingOrSelfPermission( 19519 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, null); 19520 int callingUid = Binder.getCallingUid(); 19521 enforceOwnerRights(ownerPackage, callingUid); 19522 enforceShellRestriction(UserManager.DISALLOW_DEBUGGING_FEATURES, callingUid, sourceUserId); 19523 synchronized (mPackages) { 19524 CrossProfileIntentResolver resolver = 19525 mSettings.editCrossProfileIntentResolverLPw(sourceUserId); 19526 ArraySet<CrossProfileIntentFilter> set = 19527 new ArraySet<CrossProfileIntentFilter>(resolver.filterSet()); 19528 for (CrossProfileIntentFilter filter : set) { 19529 if (filter.getOwnerPackage().equals(ownerPackage)) { 19530 resolver.removeFilter(filter); 19531 } 19532 } 19533 scheduleWritePackageRestrictionsLocked(sourceUserId); 19534 } 19535 } 19536 19537 // Enforcing that callingUid is owning pkg on userId 19538 private void enforceOwnerRights(String pkg, int callingUid) { 19539 // The system owns everything. 19540 if (UserHandle.getAppId(callingUid) == Process.SYSTEM_UID) { 19541 return; 19542 } 19543 int callingUserId = UserHandle.getUserId(callingUid); 19544 PackageInfo pi = getPackageInfo(pkg, 0, callingUserId); 19545 if (pi == null) { 19546 throw new IllegalArgumentException("Unknown package " + pkg + " on user " 19547 + callingUserId); 19548 } 19549 if (!UserHandle.isSameApp(pi.applicationInfo.uid, callingUid)) { 19550 throw new SecurityException("Calling uid " + callingUid 19551 + " does not own package " + pkg); 19552 } 19553 } 19554 19555 @Override 19556 public ComponentName getHomeActivities(List<ResolveInfo> allHomeCandidates) { 19557 return getHomeActivitiesAsUser(allHomeCandidates, UserHandle.getCallingUserId()); 19558 } 19559 19560 private Intent getHomeIntent() { 19561 Intent intent = new Intent(Intent.ACTION_MAIN); 19562 intent.addCategory(Intent.CATEGORY_HOME); 19563 intent.addCategory(Intent.CATEGORY_DEFAULT); 19564 return intent; 19565 } 19566 19567 private IntentFilter getHomeFilter() { 19568 IntentFilter filter = new IntentFilter(Intent.ACTION_MAIN); 19569 filter.addCategory(Intent.CATEGORY_HOME); 19570 filter.addCategory(Intent.CATEGORY_DEFAULT); 19571 return filter; 19572 } 19573 19574 ComponentName getHomeActivitiesAsUser(List<ResolveInfo> allHomeCandidates, 19575 int userId) { 19576 Intent intent = getHomeIntent(); 19577 List<ResolveInfo> list = queryIntentActivitiesInternal(intent, null, 19578 PackageManager.GET_META_DATA, userId); 19579 ResolveInfo preferred = findPreferredActivity(intent, null, 0, list, 0, 19580 true, false, false, userId); 19581 19582 allHomeCandidates.clear(); 19583 if (list != null) { 19584 for (ResolveInfo ri : list) { 19585 allHomeCandidates.add(ri); 19586 } 19587 } 19588 return (preferred == null || preferred.activityInfo == null) 19589 ? null 19590 : new ComponentName(preferred.activityInfo.packageName, 19591 preferred.activityInfo.name); 19592 } 19593 19594 @Override 19595 public void setHomeActivity(ComponentName comp, int userId) { 19596 ArrayList<ResolveInfo> homeActivities = new ArrayList<>(); 19597 getHomeActivitiesAsUser(homeActivities, userId); 19598 19599 boolean found = false; 19600 19601 final int size = homeActivities.size(); 19602 final ComponentName[] set = new ComponentName[size]; 19603 for (int i = 0; i < size; i++) { 19604 final ResolveInfo candidate = homeActivities.get(i); 19605 final ActivityInfo info = candidate.activityInfo; 19606 final ComponentName activityName = new ComponentName(info.packageName, info.name); 19607 set[i] = activityName; 19608 if (!found && activityName.equals(comp)) { 19609 found = true; 19610 } 19611 } 19612 if (!found) { 19613 throw new IllegalArgumentException("Component " + comp + " cannot be home on user " 19614 + userId); 19615 } 19616 replacePreferredActivity(getHomeFilter(), IntentFilter.MATCH_CATEGORY_EMPTY, 19617 set, comp, userId); 19618 } 19619 19620 private @Nullable String getSetupWizardPackageName() { 19621 final Intent intent = new Intent(Intent.ACTION_MAIN); 19622 intent.addCategory(Intent.CATEGORY_SETUP_WIZARD); 19623 19624 final List<ResolveInfo> matches = queryIntentActivitiesInternal(intent, null, 19625 MATCH_SYSTEM_ONLY | MATCH_DIRECT_BOOT_AWARE | MATCH_DIRECT_BOOT_UNAWARE 19626 | MATCH_DISABLED_COMPONENTS, 19627 UserHandle.myUserId()); 19628 if (matches.size() == 1) { 19629 return matches.get(0).getComponentInfo().packageName; 19630 } else { 19631 Slog.e(TAG, "There should probably be exactly one setup wizard; found " + matches.size() 19632 + ": matches=" + matches); 19633 return null; 19634 } 19635 } 19636 19637 private @Nullable String getStorageManagerPackageName() { 19638 final Intent intent = new Intent(StorageManager.ACTION_MANAGE_STORAGE); 19639 19640 final List<ResolveInfo> matches = queryIntentActivitiesInternal(intent, null, 19641 MATCH_SYSTEM_ONLY | MATCH_DIRECT_BOOT_AWARE | MATCH_DIRECT_BOOT_UNAWARE 19642 | MATCH_DISABLED_COMPONENTS, 19643 UserHandle.myUserId()); 19644 if (matches.size() == 1) { 19645 return matches.get(0).getComponentInfo().packageName; 19646 } else { 19647 Slog.e(TAG, "There should probably be exactly one storage manager; found " 19648 + matches.size() + ": matches=" + matches); 19649 return null; 19650 } 19651 } 19652 19653 @Override 19654 public void setApplicationEnabledSetting(String appPackageName, 19655 int newState, int flags, int userId, String callingPackage) { 19656 if (!sUserManager.exists(userId)) return; 19657 if (callingPackage == null) { 19658 callingPackage = Integer.toString(Binder.getCallingUid()); 19659 } 19660 setEnabledSetting(appPackageName, null, newState, flags, userId, callingPackage); 19661 } 19662 19663 @Override 19664 public void setComponentEnabledSetting(ComponentName componentName, 19665 int newState, int flags, int userId) { 19666 if (!sUserManager.exists(userId)) return; 19667 setEnabledSetting(componentName.getPackageName(), 19668 componentName.getClassName(), newState, flags, userId, null); 19669 } 19670 19671 private void setEnabledSetting(final String packageName, String className, int newState, 19672 final int flags, int userId, String callingPackage) { 19673 if (!(newState == COMPONENT_ENABLED_STATE_DEFAULT 19674 || newState == COMPONENT_ENABLED_STATE_ENABLED 19675 || newState == COMPONENT_ENABLED_STATE_DISABLED 19676 || newState == COMPONENT_ENABLED_STATE_DISABLED_USER 19677 || newState == COMPONENT_ENABLED_STATE_DISABLED_UNTIL_USED)) { 19678 throw new IllegalArgumentException("Invalid new component state: " 19679 + newState); 19680 } 19681 PackageSetting pkgSetting; 19682 final int uid = Binder.getCallingUid(); 19683 final int permission; 19684 if (uid == Process.SYSTEM_UID) { 19685 permission = PackageManager.PERMISSION_GRANTED; 19686 } else { 19687 permission = mContext.checkCallingOrSelfPermission( 19688 android.Manifest.permission.CHANGE_COMPONENT_ENABLED_STATE); 19689 } 19690 enforceCrossUserPermission(uid, userId, 19691 false /* requireFullPermission */, true /* checkShell */, "set enabled"); 19692 final boolean allowedByPermission = (permission == PackageManager.PERMISSION_GRANTED); 19693 boolean sendNow = false; 19694 boolean isApp = (className == null); 19695 String componentName = isApp ? packageName : className; 19696 int packageUid = -1; 19697 ArrayList<String> components; 19698 19699 // writer 19700 synchronized (mPackages) { 19701 pkgSetting = mSettings.mPackages.get(packageName); 19702 if (pkgSetting == null) { 19703 if (className == null) { 19704 throw new IllegalArgumentException("Unknown package: " + packageName); 19705 } 19706 throw new IllegalArgumentException( 19707 "Unknown component: " + packageName + "/" + className); 19708 } 19709 } 19710 19711 // Limit who can change which apps 19712 if (!UserHandle.isSameApp(uid, pkgSetting.appId)) { 19713 // Don't allow apps that don't have permission to modify other apps 19714 if (!allowedByPermission) { 19715 throw new SecurityException( 19716 "Permission Denial: attempt to change component state from pid=" 19717 + Binder.getCallingPid() 19718 + ", uid=" + uid + ", package uid=" + pkgSetting.appId); 19719 } 19720 // Don't allow changing protected packages. 19721 if (mProtectedPackages.isPackageStateProtected(userId, packageName)) { 19722 throw new SecurityException("Cannot disable a protected package: " + packageName); 19723 } 19724 } 19725 19726 synchronized (mPackages) { 19727 if (uid == Process.SHELL_UID 19728 && (pkgSetting.pkgFlags & ApplicationInfo.FLAG_TEST_ONLY) == 0) { 19729 // Shell can only change whole packages between ENABLED and DISABLED_USER states 19730 // unless it is a test package. 19731 int oldState = pkgSetting.getEnabled(userId); 19732 if (className == null 19733 && 19734 (oldState == COMPONENT_ENABLED_STATE_DISABLED_USER 19735 || oldState == COMPONENT_ENABLED_STATE_DEFAULT 19736 || oldState == COMPONENT_ENABLED_STATE_ENABLED) 19737 && 19738 (newState == COMPONENT_ENABLED_STATE_DISABLED_USER 19739 || newState == COMPONENT_ENABLED_STATE_DEFAULT 19740 || newState == COMPONENT_ENABLED_STATE_ENABLED)) { 19741 // ok 19742 } else { 19743 throw new SecurityException( 19744 "Shell cannot change component state for " + packageName + "/" 19745 + className + " to " + newState); 19746 } 19747 } 19748 if (className == null) { 19749 // We're dealing with an application/package level state change 19750 if (pkgSetting.getEnabled(userId) == newState) { 19751 // Nothing to do 19752 return; 19753 } 19754 if (newState == PackageManager.COMPONENT_ENABLED_STATE_DEFAULT 19755 || newState == PackageManager.COMPONENT_ENABLED_STATE_ENABLED) { 19756 // Don't care about who enables an app. 19757 callingPackage = null; 19758 } 19759 pkgSetting.setEnabled(newState, userId, callingPackage); 19760 // pkgSetting.pkg.mSetEnabled = newState; 19761 } else { 19762 // We're dealing with a component level state change 19763 // First, verify that this is a valid class name. 19764 PackageParser.Package pkg = pkgSetting.pkg; 19765 if (pkg == null || !pkg.hasComponentClassName(className)) { 19766 if (pkg != null && 19767 pkg.applicationInfo.targetSdkVersion >= 19768 Build.VERSION_CODES.JELLY_BEAN) { 19769 throw new IllegalArgumentException("Component class " + className 19770 + " does not exist in " + packageName); 19771 } else { 19772 Slog.w(TAG, "Failed setComponentEnabledSetting: component class " 19773 + className + " does not exist in " + packageName); 19774 } 19775 } 19776 switch (newState) { 19777 case COMPONENT_ENABLED_STATE_ENABLED: 19778 if (!pkgSetting.enableComponentLPw(className, userId)) { 19779 return; 19780 } 19781 break; 19782 case COMPONENT_ENABLED_STATE_DISABLED: 19783 if (!pkgSetting.disableComponentLPw(className, userId)) { 19784 return; 19785 } 19786 break; 19787 case COMPONENT_ENABLED_STATE_DEFAULT: 19788 if (!pkgSetting.restoreComponentLPw(className, userId)) { 19789 return; 19790 } 19791 break; 19792 default: 19793 Slog.e(TAG, "Invalid new component state: " + newState); 19794 return; 19795 } 19796 } 19797 scheduleWritePackageRestrictionsLocked(userId); 19798 updateSequenceNumberLP(packageName, new int[] { userId }); 19799 components = mPendingBroadcasts.get(userId, packageName); 19800 final boolean newPackage = components == null; 19801 if (newPackage) { 19802 components = new ArrayList<String>(); 19803 } 19804 if (!components.contains(componentName)) { 19805 components.add(componentName); 19806 } 19807 if ((flags&PackageManager.DONT_KILL_APP) == 0) { 19808 sendNow = true; 19809 // Purge entry from pending broadcast list if another one exists already 19810 // since we are sending one right away. 19811 mPendingBroadcasts.remove(userId, packageName); 19812 } else { 19813 if (newPackage) { 19814 mPendingBroadcasts.put(userId, packageName, components); 19815 } 19816 if (!mHandler.hasMessages(SEND_PENDING_BROADCAST)) { 19817 // Schedule a message 19818 mHandler.sendEmptyMessageDelayed(SEND_PENDING_BROADCAST, BROADCAST_DELAY); 19819 } 19820 } 19821 } 19822 19823 long callingId = Binder.clearCallingIdentity(); 19824 try { 19825 if (sendNow) { 19826 packageUid = UserHandle.getUid(userId, pkgSetting.appId); 19827 sendPackageChangedBroadcast(packageName, 19828 (flags&PackageManager.DONT_KILL_APP) != 0, components, packageUid); 19829 } 19830 } finally { 19831 Binder.restoreCallingIdentity(callingId); 19832 } 19833 } 19834 19835 @Override 19836 public void flushPackageRestrictionsAsUser(int userId) { 19837 if (!sUserManager.exists(userId)) { 19838 return; 19839 } 19840 enforceCrossUserPermission(Binder.getCallingUid(), userId, false /* requireFullPermission*/, 19841 false /* checkShell */, "flushPackageRestrictions"); 19842 synchronized (mPackages) { 19843 mSettings.writePackageRestrictionsLPr(userId); 19844 mDirtyUsers.remove(userId); 19845 if (mDirtyUsers.isEmpty()) { 19846 mHandler.removeMessages(WRITE_PACKAGE_RESTRICTIONS); 19847 } 19848 } 19849 } 19850 19851 private void sendPackageChangedBroadcast(String packageName, 19852 boolean killFlag, ArrayList<String> componentNames, int packageUid) { 19853 if (DEBUG_INSTALL) 19854 Log.v(TAG, "Sending package changed: package=" + packageName + " components=" 19855 + componentNames); 19856 Bundle extras = new Bundle(4); 19857 extras.putString(Intent.EXTRA_CHANGED_COMPONENT_NAME, componentNames.get(0)); 19858 String nameList[] = new String[componentNames.size()]; 19859 componentNames.toArray(nameList); 19860 extras.putStringArray(Intent.EXTRA_CHANGED_COMPONENT_NAME_LIST, nameList); 19861 extras.putBoolean(Intent.EXTRA_DONT_KILL_APP, killFlag); 19862 extras.putInt(Intent.EXTRA_UID, packageUid); 19863 // If this is not reporting a change of the overall package, then only send it 19864 // to registered receivers. We don't want to launch a swath of apps for every 19865 // little component state change. 19866 final int flags = !componentNames.contains(packageName) 19867 ? Intent.FLAG_RECEIVER_REGISTERED_ONLY : 0; 19868 sendPackageBroadcast(Intent.ACTION_PACKAGE_CHANGED, packageName, extras, flags, null, null, 19869 new int[] {UserHandle.getUserId(packageUid)}); 19870 } 19871 19872 @Override 19873 public void setPackageStoppedState(String packageName, boolean stopped, int userId) { 19874 if (!sUserManager.exists(userId)) return; 19875 final int uid = Binder.getCallingUid(); 19876 final int permission = mContext.checkCallingOrSelfPermission( 19877 android.Manifest.permission.CHANGE_COMPONENT_ENABLED_STATE); 19878 final boolean allowedByPermission = (permission == PackageManager.PERMISSION_GRANTED); 19879 enforceCrossUserPermission(uid, userId, 19880 true /* requireFullPermission */, true /* checkShell */, "stop package"); 19881 // writer 19882 synchronized (mPackages) { 19883 if (mSettings.setPackageStoppedStateLPw(this, packageName, stopped, 19884 allowedByPermission, uid, userId)) { 19885 scheduleWritePackageRestrictionsLocked(userId); 19886 } 19887 } 19888 } 19889 19890 @Override 19891 public String getInstallerPackageName(String packageName) { 19892 // reader 19893 synchronized (mPackages) { 19894 return mSettings.getInstallerPackageNameLPr(packageName); 19895 } 19896 } 19897 19898 public boolean isOrphaned(String packageName) { 19899 // reader 19900 synchronized (mPackages) { 19901 return mSettings.isOrphaned(packageName); 19902 } 19903 } 19904 19905 @Override 19906 public int getApplicationEnabledSetting(String packageName, int userId) { 19907 if (!sUserManager.exists(userId)) return COMPONENT_ENABLED_STATE_DISABLED; 19908 int uid = Binder.getCallingUid(); 19909 enforceCrossUserPermission(uid, userId, 19910 false /* requireFullPermission */, false /* checkShell */, "get enabled"); 19911 // reader 19912 synchronized (mPackages) { 19913 return mSettings.getApplicationEnabledSettingLPr(packageName, userId); 19914 } 19915 } 19916 19917 @Override 19918 public int getComponentEnabledSetting(ComponentName componentName, int userId) { 19919 if (!sUserManager.exists(userId)) return COMPONENT_ENABLED_STATE_DISABLED; 19920 int uid = Binder.getCallingUid(); 19921 enforceCrossUserPermission(uid, userId, 19922 false /* requireFullPermission */, false /* checkShell */, "get component enabled"); 19923 // reader 19924 synchronized (mPackages) { 19925 return mSettings.getComponentEnabledSettingLPr(componentName, userId); 19926 } 19927 } 19928 19929 @Override 19930 public void enterSafeMode() { 19931 enforceSystemOrRoot("Only the system can request entering safe mode"); 19932 19933 if (!mSystemReady) { 19934 mSafeMode = true; 19935 } 19936 } 19937 19938 @Override 19939 public void systemReady() { 19940 mSystemReady = true; 19941 19942 // Disable any carrier apps. We do this very early in boot to prevent the apps from being 19943 // disabled after already being started. 19944 CarrierAppUtils.disableCarrierAppsUntilPrivileged(mContext.getOpPackageName(), this, 19945 mContext.getContentResolver(), UserHandle.USER_SYSTEM); 19946 19947 // Read the compatibilty setting when the system is ready. 19948 boolean compatibilityModeEnabled = android.provider.Settings.Global.getInt( 19949 mContext.getContentResolver(), 19950 android.provider.Settings.Global.COMPATIBILITY_MODE, 1) == 1; 19951 PackageParser.setCompatibilityModeEnabled(compatibilityModeEnabled); 19952 if (DEBUG_SETTINGS) { 19953 Log.d(TAG, "compatibility mode:" + compatibilityModeEnabled); 19954 } 19955 19956 int[] grantPermissionsUserIds = EMPTY_INT_ARRAY; 19957 19958 synchronized (mPackages) { 19959 // Verify that all of the preferred activity components actually 19960 // exist. It is possible for applications to be updated and at 19961 // that point remove a previously declared activity component that 19962 // had been set as a preferred activity. We try to clean this up 19963 // the next time we encounter that preferred activity, but it is 19964 // possible for the user flow to never be able to return to that 19965 // situation so here we do a sanity check to make sure we haven't 19966 // left any junk around. 19967 ArrayList<PreferredActivity> removed = new ArrayList<PreferredActivity>(); 19968 for (int i=0; i<mSettings.mPreferredActivities.size(); i++) { 19969 PreferredIntentResolver pir = mSettings.mPreferredActivities.valueAt(i); 19970 removed.clear(); 19971 for (PreferredActivity pa : pir.filterSet()) { 19972 if (mActivities.mActivities.get(pa.mPref.mComponent) == null) { 19973 removed.add(pa); 19974 } 19975 } 19976 if (removed.size() > 0) { 19977 for (int r=0; r<removed.size(); r++) { 19978 PreferredActivity pa = removed.get(r); 19979 Slog.w(TAG, "Removing dangling preferred activity: " 19980 + pa.mPref.mComponent); 19981 pir.removeFilter(pa); 19982 } 19983 mSettings.writePackageRestrictionsLPr( 19984 mSettings.mPreferredActivities.keyAt(i)); 19985 } 19986 } 19987 19988 for (int userId : UserManagerService.getInstance().getUserIds()) { 19989 if (!mSettings.areDefaultRuntimePermissionsGrantedLPr(userId)) { 19990 grantPermissionsUserIds = ArrayUtils.appendInt( 19991 grantPermissionsUserIds, userId); 19992 } 19993 } 19994 } 19995 sUserManager.systemReady(); 19996 19997 // If we upgraded grant all default permissions before kicking off. 19998 for (int userId : grantPermissionsUserIds) { 19999 mDefaultPermissionPolicy.grantDefaultPermissions(userId); 20000 } 20001 20002 // If we did not grant default permissions, we preload from this the 20003 // default permission exceptions lazily to ensure we don't hit the 20004 // disk on a new user creation. 20005 if (grantPermissionsUserIds == EMPTY_INT_ARRAY) { 20006 mDefaultPermissionPolicy.scheduleReadDefaultPermissionExceptions(); 20007 } 20008 20009 // Kick off any messages waiting for system ready 20010 if (mPostSystemReadyMessages != null) { 20011 for (Message msg : mPostSystemReadyMessages) { 20012 msg.sendToTarget(); 20013 } 20014 mPostSystemReadyMessages = null; 20015 } 20016 20017 // Watch for external volumes that come and go over time 20018 final StorageManager storage = mContext.getSystemService(StorageManager.class); 20019 storage.registerListener(mStorageListener); 20020 20021 mInstallerService.systemReady(); 20022 mPackageDexOptimizer.systemReady(); 20023 20024 StorageManagerInternal StorageManagerInternal = LocalServices.getService( 20025 StorageManagerInternal.class); 20026 StorageManagerInternal.addExternalStoragePolicy( 20027 new StorageManagerInternal.ExternalStorageMountPolicy() { 20028 @Override 20029 public int getMountMode(int uid, String packageName) { 20030 if (Process.isIsolated(uid)) { 20031 return Zygote.MOUNT_EXTERNAL_NONE; 20032 } 20033 if (checkUidPermission(WRITE_MEDIA_STORAGE, uid) == PERMISSION_GRANTED) { 20034 return Zygote.MOUNT_EXTERNAL_DEFAULT; 20035 } 20036 if (checkUidPermission(READ_EXTERNAL_STORAGE, uid) == PERMISSION_DENIED) { 20037 return Zygote.MOUNT_EXTERNAL_DEFAULT; 20038 } 20039 if (checkUidPermission(WRITE_EXTERNAL_STORAGE, uid) == PERMISSION_DENIED) { 20040 return Zygote.MOUNT_EXTERNAL_READ; 20041 } 20042 return Zygote.MOUNT_EXTERNAL_WRITE; 20043 } 20044 20045 @Override 20046 public boolean hasExternalStorage(int uid, String packageName) { 20047 return true; 20048 } 20049 }); 20050 20051 // Now that we're mostly running, clean up stale users and apps 20052 sUserManager.reconcileUsers(StorageManager.UUID_PRIVATE_INTERNAL); 20053 reconcileApps(StorageManager.UUID_PRIVATE_INTERNAL); 20054 20055 if (mPrivappPermissionsViolations != null) { 20056 Slog.wtf(TAG,"Signature|privileged permissions not in " 20057 + "privapp-permissions whitelist: " + mPrivappPermissionsViolations); 20058 mPrivappPermissionsViolations = null; 20059 } 20060 } 20061 20062 @Override 20063 public boolean isSafeMode() { 20064 return mSafeMode; 20065 } 20066 20067 @Override 20068 public boolean hasSystemUidErrors() { 20069 return mHasSystemUidErrors; 20070 } 20071 20072 static String arrayToString(int[] array) { 20073 StringBuffer buf = new StringBuffer(128); 20074 buf.append('['); 20075 if (array != null) { 20076 for (int i=0; i<array.length; i++) { 20077 if (i > 0) buf.append(", "); 20078 buf.append(array[i]); 20079 } 20080 } 20081 buf.append(']'); 20082 return buf.toString(); 20083 } 20084 20085 static class DumpState { 20086 public static final int DUMP_LIBS = 1 << 0; 20087 public static final int DUMP_FEATURES = 1 << 1; 20088 public static final int DUMP_ACTIVITY_RESOLVERS = 1 << 2; 20089 public static final int DUMP_SERVICE_RESOLVERS = 1 << 3; 20090 public static final int DUMP_RECEIVER_RESOLVERS = 1 << 4; 20091 public static final int DUMP_CONTENT_RESOLVERS = 1 << 5; 20092 public static final int DUMP_PERMISSIONS = 1 << 6; 20093 public static final int DUMP_PACKAGES = 1 << 7; 20094 public static final int DUMP_SHARED_USERS = 1 << 8; 20095 public static final int DUMP_MESSAGES = 1 << 9; 20096 public static final int DUMP_PROVIDERS = 1 << 10; 20097 public static final int DUMP_VERIFIERS = 1 << 11; 20098 public static final int DUMP_PREFERRED = 1 << 12; 20099 public static final int DUMP_PREFERRED_XML = 1 << 13; 20100 public static final int DUMP_KEYSETS = 1 << 14; 20101 public static final int DUMP_VERSION = 1 << 15; 20102 public static final int DUMP_INSTALLS = 1 << 16; 20103 public static final int DUMP_INTENT_FILTER_VERIFIERS = 1 << 17; 20104 public static final int DUMP_DOMAIN_PREFERRED = 1 << 18; 20105 public static final int DUMP_FROZEN = 1 << 19; 20106 public static final int DUMP_DEXOPT = 1 << 20; 20107 public static final int DUMP_COMPILER_STATS = 1 << 21; 20108 20109 public static final int OPTION_SHOW_FILTERS = 1 << 0; 20110 20111 private int mTypes; 20112 20113 private int mOptions; 20114 20115 private boolean mTitlePrinted; 20116 20117 private SharedUserSetting mSharedUser; 20118 20119 public boolean isDumping(int type) { 20120 if (mTypes == 0 && type != DUMP_PREFERRED_XML) { 20121 return true; 20122 } 20123 20124 return (mTypes & type) != 0; 20125 } 20126 20127 public void setDump(int type) { 20128 mTypes |= type; 20129 } 20130 20131 public boolean isOptionEnabled(int option) { 20132 return (mOptions & option) != 0; 20133 } 20134 20135 public void setOptionEnabled(int option) { 20136 mOptions |= option; 20137 } 20138 20139 public boolean onTitlePrinted() { 20140 final boolean printed = mTitlePrinted; 20141 mTitlePrinted = true; 20142 return printed; 20143 } 20144 20145 public boolean getTitlePrinted() { 20146 return mTitlePrinted; 20147 } 20148 20149 public void setTitlePrinted(boolean enabled) { 20150 mTitlePrinted = enabled; 20151 } 20152 20153 public SharedUserSetting getSharedUser() { 20154 return mSharedUser; 20155 } 20156 20157 public void setSharedUser(SharedUserSetting user) { 20158 mSharedUser = user; 20159 } 20160 } 20161 20162 @Override 20163 public void onShellCommand(FileDescriptor in, FileDescriptor out, 20164 FileDescriptor err, String[] args, ShellCallback callback, 20165 ResultReceiver resultReceiver) { 20166 (new PackageManagerShellCommand(this)).exec( 20167 this, in, out, err, args, callback, resultReceiver); 20168 } 20169 20170 @Override 20171 protected void dump(FileDescriptor fd, PrintWriter pw, String[] args) { 20172 if (mContext.checkCallingOrSelfPermission(android.Manifest.permission.DUMP) 20173 != PackageManager.PERMISSION_GRANTED) { 20174 pw.println("Permission Denial: can't dump ActivityManager from from pid=" 20175 + Binder.getCallingPid() 20176 + ", uid=" + Binder.getCallingUid() 20177 + " without permission " 20178 + android.Manifest.permission.DUMP); 20179 return; 20180 } 20181 20182 DumpState dumpState = new DumpState(); 20183 boolean fullPreferred = false; 20184 boolean checkin = false; 20185 20186 String packageName = null; 20187 ArraySet<String> permissionNames = null; 20188 20189 int opti = 0; 20190 while (opti < args.length) { 20191 String opt = args[opti]; 20192 if (opt == null || opt.length() <= 0 || opt.charAt(0) != '-') { 20193 break; 20194 } 20195 opti++; 20196 20197 if ("-a".equals(opt)) { 20198 // Right now we only know how to print all. 20199 } else if ("-h".equals(opt)) { 20200 pw.println("Package manager dump options:"); 20201 pw.println(" [-h] [-f] [--checkin] [cmd] ..."); 20202 pw.println(" --checkin: dump for a checkin"); 20203 pw.println(" -f: print details of intent filters"); 20204 pw.println(" -h: print this help"); 20205 pw.println(" cmd may be one of:"); 20206 pw.println(" l[ibraries]: list known shared libraries"); 20207 pw.println(" f[eatures]: list device features"); 20208 pw.println(" k[eysets]: print known keysets"); 20209 pw.println(" r[esolvers] [activity|service|receiver|content]: dump intent resolvers"); 20210 pw.println(" perm[issions]: dump permissions"); 20211 pw.println(" permission [name ...]: dump declaration and use of given permission"); 20212 pw.println(" pref[erred]: print preferred package settings"); 20213 pw.println(" preferred-xml [--full]: print preferred package settings as xml"); 20214 pw.println(" prov[iders]: dump content providers"); 20215 pw.println(" p[ackages]: dump installed packages"); 20216 pw.println(" s[hared-users]: dump shared user IDs"); 20217 pw.println(" m[essages]: print collected runtime messages"); 20218 pw.println(" v[erifiers]: print package verifier info"); 20219 pw.println(" d[omain-preferred-apps]: print domains preferred apps"); 20220 pw.println(" i[ntent-filter-verifiers]|ifv: print intent filter verifier info"); 20221 pw.println(" version: print database version info"); 20222 pw.println(" write: write current settings now"); 20223 pw.println(" installs: details about install sessions"); 20224 pw.println(" check-permission <permission> <package> [<user>]: does pkg hold perm?"); 20225 pw.println(" dexopt: dump dexopt state"); 20226 pw.println(" compiler-stats: dump compiler statistics"); 20227 pw.println(" <package.name>: info about given package"); 20228 return; 20229 } else if ("--checkin".equals(opt)) { 20230 checkin = true; 20231 } else if ("-f".equals(opt)) { 20232 dumpState.setOptionEnabled(DumpState.OPTION_SHOW_FILTERS); 20233 } else { 20234 pw.println("Unknown argument: " + opt + "; use -h for help"); 20235 } 20236 } 20237 20238 // Is the caller requesting to dump a particular piece of data? 20239 if (opti < args.length) { 20240 String cmd = args[opti]; 20241 opti++; 20242 // Is this a package name? 20243 if ("android".equals(cmd) || cmd.contains(".")) { 20244 packageName = cmd; 20245 // When dumping a single package, we always dump all of its 20246 // filter information since the amount of data will be reasonable. 20247 dumpState.setOptionEnabled(DumpState.OPTION_SHOW_FILTERS); 20248 } else if ("check-permission".equals(cmd)) { 20249 if (opti >= args.length) { 20250 pw.println("Error: check-permission missing permission argument"); 20251 return; 20252 } 20253 String perm = args[opti]; 20254 opti++; 20255 if (opti >= args.length) { 20256 pw.println("Error: check-permission missing package argument"); 20257 return; 20258 } 20259 20260 String pkg = args[opti]; 20261 opti++; 20262 int user = UserHandle.getUserId(Binder.getCallingUid()); 20263 if (opti < args.length) { 20264 try { 20265 user = Integer.parseInt(args[opti]); 20266 } catch (NumberFormatException e) { 20267 pw.println("Error: check-permission user argument is not a number: " 20268 + args[opti]); 20269 return; 20270 } 20271 } 20272 20273 // Normalize package name to handle renamed packages and static libs 20274 pkg = resolveInternalPackageNameLPr(pkg, PackageManager.VERSION_CODE_HIGHEST); 20275 20276 pw.println(checkPermission(perm, pkg, user)); 20277 return; 20278 } else if ("l".equals(cmd) || "libraries".equals(cmd)) { 20279 dumpState.setDump(DumpState.DUMP_LIBS); 20280 } else if ("f".equals(cmd) || "features".equals(cmd)) { 20281 dumpState.setDump(DumpState.DUMP_FEATURES); 20282 } else if ("r".equals(cmd) || "resolvers".equals(cmd)) { 20283 if (opti >= args.length) { 20284 dumpState.setDump(DumpState.DUMP_ACTIVITY_RESOLVERS 20285 | DumpState.DUMP_SERVICE_RESOLVERS 20286 | DumpState.DUMP_RECEIVER_RESOLVERS 20287 | DumpState.DUMP_CONTENT_RESOLVERS); 20288 } else { 20289 while (opti < args.length) { 20290 String name = args[opti]; 20291 if ("a".equals(name) || "activity".equals(name)) { 20292 dumpState.setDump(DumpState.DUMP_ACTIVITY_RESOLVERS); 20293 } else if ("s".equals(name) || "service".equals(name)) { 20294 dumpState.setDump(DumpState.DUMP_SERVICE_RESOLVERS); 20295 } else if ("r".equals(name) || "receiver".equals(name)) { 20296 dumpState.setDump(DumpState.DUMP_RECEIVER_RESOLVERS); 20297 } else if ("c".equals(name) || "content".equals(name)) { 20298 dumpState.setDump(DumpState.DUMP_CONTENT_RESOLVERS); 20299 } else { 20300 pw.println("Error: unknown resolver table type: " + name); 20301 return; 20302 } 20303 opti++; 20304 } 20305 } 20306 } else if ("perm".equals(cmd) || "permissions".equals(cmd)) { 20307 dumpState.setDump(DumpState.DUMP_PERMISSIONS); 20308 } else if ("permission".equals(cmd)) { 20309 if (opti >= args.length) { 20310 pw.println("Error: permission requires permission name"); 20311 return; 20312 } 20313 permissionNames = new ArraySet<>(); 20314 while (opti < args.length) { 20315 permissionNames.add(args[opti]); 20316 opti++; 20317 } 20318 dumpState.setDump(DumpState.DUMP_PERMISSIONS 20319 | DumpState.DUMP_PACKAGES | DumpState.DUMP_SHARED_USERS); 20320 } else if ("pref".equals(cmd) || "preferred".equals(cmd)) { 20321 dumpState.setDump(DumpState.DUMP_PREFERRED); 20322 } else if ("preferred-xml".equals(cmd)) { 20323 dumpState.setDump(DumpState.DUMP_PREFERRED_XML); 20324 if (opti < args.length && "--full".equals(args[opti])) { 20325 fullPreferred = true; 20326 opti++; 20327 } 20328 } else if ("d".equals(cmd) || "domain-preferred-apps".equals(cmd)) { 20329 dumpState.setDump(DumpState.DUMP_DOMAIN_PREFERRED); 20330 } else if ("p".equals(cmd) || "packages".equals(cmd)) { 20331 dumpState.setDump(DumpState.DUMP_PACKAGES); 20332 } else if ("s".equals(cmd) || "shared-users".equals(cmd)) { 20333 dumpState.setDump(DumpState.DUMP_SHARED_USERS); 20334 } else if ("prov".equals(cmd) || "providers".equals(cmd)) { 20335 dumpState.setDump(DumpState.DUMP_PROVIDERS); 20336 } else if ("m".equals(cmd) || "messages".equals(cmd)) { 20337 dumpState.setDump(DumpState.DUMP_MESSAGES); 20338 } else if ("v".equals(cmd) || "verifiers".equals(cmd)) { 20339 dumpState.setDump(DumpState.DUMP_VERIFIERS); 20340 } else if ("i".equals(cmd) || "ifv".equals(cmd) 20341 || "intent-filter-verifiers".equals(cmd)) { 20342 dumpState.setDump(DumpState.DUMP_INTENT_FILTER_VERIFIERS); 20343 } else if ("version".equals(cmd)) { 20344 dumpState.setDump(DumpState.DUMP_VERSION); 20345 } else if ("k".equals(cmd) || "keysets".equals(cmd)) { 20346 dumpState.setDump(DumpState.DUMP_KEYSETS); 20347 } else if ("installs".equals(cmd)) { 20348 dumpState.setDump(DumpState.DUMP_INSTALLS); 20349 } else if ("frozen".equals(cmd)) { 20350 dumpState.setDump(DumpState.DUMP_FROZEN); 20351 } else if ("dexopt".equals(cmd)) { 20352 dumpState.setDump(DumpState.DUMP_DEXOPT); 20353 } else if ("compiler-stats".equals(cmd)) { 20354 dumpState.setDump(DumpState.DUMP_COMPILER_STATS); 20355 } else if ("write".equals(cmd)) { 20356 synchronized (mPackages) { 20357 mSettings.writeLPr(); 20358 pw.println("Settings written."); 20359 return; 20360 } 20361 } 20362 } 20363 20364 if (checkin) { 20365 pw.println("vers,1"); 20366 } 20367 20368 // reader 20369 synchronized (mPackages) { 20370 if (dumpState.isDumping(DumpState.DUMP_VERSION) && packageName == null) { 20371 if (!checkin) { 20372 if (dumpState.onTitlePrinted()) 20373 pw.println(); 20374 pw.println("Database versions:"); 20375 mSettings.dumpVersionLPr(new IndentingPrintWriter(pw, " ")); 20376 } 20377 } 20378 20379 if (dumpState.isDumping(DumpState.DUMP_VERIFIERS) && packageName == null) { 20380 if (!checkin) { 20381 if (dumpState.onTitlePrinted()) 20382 pw.println(); 20383 pw.println("Verifiers:"); 20384 pw.print(" Required: "); 20385 pw.print(mRequiredVerifierPackage); 20386 pw.print(" (uid="); 20387 pw.print(getPackageUid(mRequiredVerifierPackage, MATCH_DEBUG_TRIAGED_MISSING, 20388 UserHandle.USER_SYSTEM)); 20389 pw.println(")"); 20390 } else if (mRequiredVerifierPackage != null) { 20391 pw.print("vrfy,"); pw.print(mRequiredVerifierPackage); 20392 pw.print(","); 20393 pw.println(getPackageUid(mRequiredVerifierPackage, MATCH_DEBUG_TRIAGED_MISSING, 20394 UserHandle.USER_SYSTEM)); 20395 } 20396 } 20397 20398 if (dumpState.isDumping(DumpState.DUMP_INTENT_FILTER_VERIFIERS) && 20399 packageName == null) { 20400 if (mIntentFilterVerifierComponent != null) { 20401 String verifierPackageName = mIntentFilterVerifierComponent.getPackageName(); 20402 if (!checkin) { 20403 if (dumpState.onTitlePrinted()) 20404 pw.println(); 20405 pw.println("Intent Filter Verifier:"); 20406 pw.print(" Using: "); 20407 pw.print(verifierPackageName); 20408 pw.print(" (uid="); 20409 pw.print(getPackageUid(verifierPackageName, MATCH_DEBUG_TRIAGED_MISSING, 20410 UserHandle.USER_SYSTEM)); 20411 pw.println(")"); 20412 } else if (verifierPackageName != null) { 20413 pw.print("ifv,"); pw.print(verifierPackageName); 20414 pw.print(","); 20415 pw.println(getPackageUid(verifierPackageName, MATCH_DEBUG_TRIAGED_MISSING, 20416 UserHandle.USER_SYSTEM)); 20417 } 20418 } else { 20419 pw.println(); 20420 pw.println("No Intent Filter Verifier available!"); 20421 } 20422 } 20423 20424 if (dumpState.isDumping(DumpState.DUMP_LIBS) && packageName == null) { 20425 boolean printedHeader = false; 20426 final Iterator<String> it = mSharedLibraries.keySet().iterator(); 20427 while (it.hasNext()) { 20428 String libName = it.next(); 20429 SparseArray<SharedLibraryEntry> versionedLib = mSharedLibraries.get(libName); 20430 if (versionedLib == null) { 20431 continue; 20432 } 20433 final int versionCount = versionedLib.size(); 20434 for (int i = 0; i < versionCount; i++) { 20435 SharedLibraryEntry libEntry = versionedLib.valueAt(i); 20436 if (!checkin) { 20437 if (!printedHeader) { 20438 if (dumpState.onTitlePrinted()) 20439 pw.println(); 20440 pw.println("Libraries:"); 20441 printedHeader = true; 20442 } 20443 pw.print(" "); 20444 } else { 20445 pw.print("lib,"); 20446 } 20447 pw.print(libEntry.info.getName()); 20448 if (libEntry.info.isStatic()) { 20449 pw.print(" version=" + libEntry.info.getVersion()); 20450 } 20451 if (!checkin) { 20452 pw.print(" -> "); 20453 } 20454 if (libEntry.path != null) { 20455 pw.print(" (jar) "); 20456 pw.print(libEntry.path); 20457 } else { 20458 pw.print(" (apk) "); 20459 pw.print(libEntry.apk); 20460 } 20461 pw.println(); 20462 } 20463 } 20464 } 20465 20466 if (dumpState.isDumping(DumpState.DUMP_FEATURES) && packageName == null) { 20467 if (dumpState.onTitlePrinted()) 20468 pw.println(); 20469 if (!checkin) { 20470 pw.println("Features:"); 20471 } 20472 20473 synchronized (mAvailableFeatures) { 20474 for (FeatureInfo feat : mAvailableFeatures.values()) { 20475 if (checkin) { 20476 pw.print("feat,"); 20477 pw.print(feat.name); 20478 pw.print(","); 20479 pw.println(feat.version); 20480 } else { 20481 pw.print(" "); 20482 pw.print(feat.name); 20483 if (feat.version > 0) { 20484 pw.print(" version="); 20485 pw.print(feat.version); 20486 } 20487 pw.println(); 20488 } 20489 } 20490 } 20491 } 20492 20493 if (!checkin && dumpState.isDumping(DumpState.DUMP_ACTIVITY_RESOLVERS)) { 20494 if (mActivities.dump(pw, dumpState.getTitlePrinted() ? "\nActivity Resolver Table:" 20495 : "Activity Resolver Table:", " ", packageName, 20496 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS), true)) { 20497 dumpState.setTitlePrinted(true); 20498 } 20499 } 20500 if (!checkin && dumpState.isDumping(DumpState.DUMP_RECEIVER_RESOLVERS)) { 20501 if (mReceivers.dump(pw, dumpState.getTitlePrinted() ? "\nReceiver Resolver Table:" 20502 : "Receiver Resolver Table:", " ", packageName, 20503 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS), true)) { 20504 dumpState.setTitlePrinted(true); 20505 } 20506 } 20507 if (!checkin && dumpState.isDumping(DumpState.DUMP_SERVICE_RESOLVERS)) { 20508 if (mServices.dump(pw, dumpState.getTitlePrinted() ? "\nService Resolver Table:" 20509 : "Service Resolver Table:", " ", packageName, 20510 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS), true)) { 20511 dumpState.setTitlePrinted(true); 20512 } 20513 } 20514 if (!checkin && dumpState.isDumping(DumpState.DUMP_CONTENT_RESOLVERS)) { 20515 if (mProviders.dump(pw, dumpState.getTitlePrinted() ? "\nProvider Resolver Table:" 20516 : "Provider Resolver Table:", " ", packageName, 20517 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS), true)) { 20518 dumpState.setTitlePrinted(true); 20519 } 20520 } 20521 20522 if (!checkin && dumpState.isDumping(DumpState.DUMP_PREFERRED)) { 20523 for (int i=0; i<mSettings.mPreferredActivities.size(); i++) { 20524 PreferredIntentResolver pir = mSettings.mPreferredActivities.valueAt(i); 20525 int user = mSettings.mPreferredActivities.keyAt(i); 20526 if (pir.dump(pw, 20527 dumpState.getTitlePrinted() 20528 ? "\nPreferred Activities User " + user + ":" 20529 : "Preferred Activities User " + user + ":", " ", 20530 packageName, true, false)) { 20531 dumpState.setTitlePrinted(true); 20532 } 20533 } 20534 } 20535 20536 if (!checkin && dumpState.isDumping(DumpState.DUMP_PREFERRED_XML)) { 20537 pw.flush(); 20538 FileOutputStream fout = new FileOutputStream(fd); 20539 BufferedOutputStream str = new BufferedOutputStream(fout); 20540 XmlSerializer serializer = new FastXmlSerializer(); 20541 try { 20542 serializer.setOutput(str, StandardCharsets.UTF_8.name()); 20543 serializer.startDocument(null, true); 20544 serializer.setFeature( 20545 "http://xmlpull.org/v1/doc/features.html#indent-output", true); 20546 mSettings.writePreferredActivitiesLPr(serializer, 0, fullPreferred); 20547 serializer.endDocument(); 20548 serializer.flush(); 20549 } catch (IllegalArgumentException e) { 20550 pw.println("Failed writing: " + e); 20551 } catch (IllegalStateException e) { 20552 pw.println("Failed writing: " + e); 20553 } catch (IOException e) { 20554 pw.println("Failed writing: " + e); 20555 } 20556 } 20557 20558 if (!checkin 20559 && dumpState.isDumping(DumpState.DUMP_DOMAIN_PREFERRED) 20560 && packageName == null) { 20561 pw.println(); 20562 int count = mSettings.mPackages.size(); 20563 if (count == 0) { 20564 pw.println("No applications!"); 20565 pw.println(); 20566 } else { 20567 final String prefix = " "; 20568 Collection<PackageSetting> allPackageSettings = mSettings.mPackages.values(); 20569 if (allPackageSettings.size() == 0) { 20570 pw.println("No domain preferred apps!"); 20571 pw.println(); 20572 } else { 20573 pw.println("App verification status:"); 20574 pw.println(); 20575 count = 0; 20576 for (PackageSetting ps : allPackageSettings) { 20577 IntentFilterVerificationInfo ivi = ps.getIntentFilterVerificationInfo(); 20578 if (ivi == null || ivi.getPackageName() == null) continue; 20579 pw.println(prefix + "Package: " + ivi.getPackageName()); 20580 pw.println(prefix + "Domains: " + ivi.getDomainsString()); 20581 pw.println(prefix + "Status: " + ivi.getStatusString()); 20582 pw.println(); 20583 count++; 20584 } 20585 if (count == 0) { 20586 pw.println(prefix + "No app verification established."); 20587 pw.println(); 20588 } 20589 for (int userId : sUserManager.getUserIds()) { 20590 pw.println("App linkages for user " + userId + ":"); 20591 pw.println(); 20592 count = 0; 20593 for (PackageSetting ps : allPackageSettings) { 20594 final long status = ps.getDomainVerificationStatusForUser(userId); 20595 if (status >> 32 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED 20596 && !DEBUG_DOMAIN_VERIFICATION) { 20597 continue; 20598 } 20599 pw.println(prefix + "Package: " + ps.name); 20600 pw.println(prefix + "Domains: " + dumpDomainString(ps.name)); 20601 String statusStr = IntentFilterVerificationInfo. 20602 getStatusStringFromValue(status); 20603 pw.println(prefix + "Status: " + statusStr); 20604 pw.println(); 20605 count++; 20606 } 20607 if (count == 0) { 20608 pw.println(prefix + "No configured app linkages."); 20609 pw.println(); 20610 } 20611 } 20612 } 20613 } 20614 } 20615 20616 if (!checkin && dumpState.isDumping(DumpState.DUMP_PERMISSIONS)) { 20617 mSettings.dumpPermissionsLPr(pw, packageName, permissionNames, dumpState); 20618 if (packageName == null && permissionNames == null) { 20619 for (int iperm=0; iperm<mAppOpPermissionPackages.size(); iperm++) { 20620 if (iperm == 0) { 20621 if (dumpState.onTitlePrinted()) 20622 pw.println(); 20623 pw.println("AppOp Permissions:"); 20624 } 20625 pw.print(" AppOp Permission "); 20626 pw.print(mAppOpPermissionPackages.keyAt(iperm)); 20627 pw.println(":"); 20628 ArraySet<String> pkgs = mAppOpPermissionPackages.valueAt(iperm); 20629 for (int ipkg=0; ipkg<pkgs.size(); ipkg++) { 20630 pw.print(" "); pw.println(pkgs.valueAt(ipkg)); 20631 } 20632 } 20633 } 20634 } 20635 20636 if (!checkin && dumpState.isDumping(DumpState.DUMP_PROVIDERS)) { 20637 boolean printedSomething = false; 20638 for (PackageParser.Provider p : mProviders.mProviders.values()) { 20639 if (packageName != null && !packageName.equals(p.info.packageName)) { 20640 continue; 20641 } 20642 if (!printedSomething) { 20643 if (dumpState.onTitlePrinted()) 20644 pw.println(); 20645 pw.println("Registered ContentProviders:"); 20646 printedSomething = true; 20647 } 20648 pw.print(" "); p.printComponentShortName(pw); pw.println(":"); 20649 pw.print(" "); pw.println(p.toString()); 20650 } 20651 printedSomething = false; 20652 for (Map.Entry<String, PackageParser.Provider> entry : 20653 mProvidersByAuthority.entrySet()) { 20654 PackageParser.Provider p = entry.getValue(); 20655 if (packageName != null && !packageName.equals(p.info.packageName)) { 20656 continue; 20657 } 20658 if (!printedSomething) { 20659 if (dumpState.onTitlePrinted()) 20660 pw.println(); 20661 pw.println("ContentProvider Authorities:"); 20662 printedSomething = true; 20663 } 20664 pw.print(" ["); pw.print(entry.getKey()); pw.println("]:"); 20665 pw.print(" "); pw.println(p.toString()); 20666 if (p.info != null && p.info.applicationInfo != null) { 20667 final String appInfo = p.info.applicationInfo.toString(); 20668 pw.print(" applicationInfo="); pw.println(appInfo); 20669 } 20670 } 20671 } 20672 20673 if (!checkin && dumpState.isDumping(DumpState.DUMP_KEYSETS)) { 20674 mSettings.mKeySetManagerService.dumpLPr(pw, packageName, dumpState); 20675 } 20676 20677 if (dumpState.isDumping(DumpState.DUMP_PACKAGES)) { 20678 mSettings.dumpPackagesLPr(pw, packageName, permissionNames, dumpState, checkin); 20679 } 20680 20681 if (dumpState.isDumping(DumpState.DUMP_SHARED_USERS)) { 20682 mSettings.dumpSharedUsersLPr(pw, packageName, permissionNames, dumpState, checkin); 20683 } 20684 20685 if (!checkin && dumpState.isDumping(DumpState.DUMP_PERMISSIONS) && packageName == null) { 20686 mSettings.dumpRestoredPermissionGrantsLPr(pw, dumpState); 20687 } 20688 20689 if (!checkin && dumpState.isDumping(DumpState.DUMP_INSTALLS) && packageName == null) { 20690 // XXX should handle packageName != null by dumping only install data that 20691 // the given package is involved with. 20692 if (dumpState.onTitlePrinted()) pw.println(); 20693 mInstallerService.dump(new IndentingPrintWriter(pw, " ", 120)); 20694 } 20695 20696 if (!checkin && dumpState.isDumping(DumpState.DUMP_FROZEN) && packageName == null) { 20697 // XXX should handle packageName != null by dumping only install data that 20698 // the given package is involved with. 20699 if (dumpState.onTitlePrinted()) pw.println(); 20700 20701 final IndentingPrintWriter ipw = new IndentingPrintWriter(pw, " ", 120); 20702 ipw.println(); 20703 ipw.println("Frozen packages:"); 20704 ipw.increaseIndent(); 20705 if (mFrozenPackages.size() == 0) { 20706 ipw.println("(none)"); 20707 } else { 20708 for (int i = 0; i < mFrozenPackages.size(); i++) { 20709 ipw.println(mFrozenPackages.valueAt(i)); 20710 } 20711 } 20712 ipw.decreaseIndent(); 20713 } 20714 20715 if (!checkin && dumpState.isDumping(DumpState.DUMP_DEXOPT)) { 20716 if (dumpState.onTitlePrinted()) pw.println(); 20717 dumpDexoptStateLPr(pw, packageName); 20718 } 20719 20720 if (!checkin && dumpState.isDumping(DumpState.DUMP_COMPILER_STATS)) { 20721 if (dumpState.onTitlePrinted()) pw.println(); 20722 dumpCompilerStatsLPr(pw, packageName); 20723 } 20724 20725 if (!checkin && dumpState.isDumping(DumpState.DUMP_MESSAGES) && packageName == null) { 20726 if (dumpState.onTitlePrinted()) pw.println(); 20727 mSettings.dumpReadMessagesLPr(pw, dumpState); 20728 20729 pw.println(); 20730 pw.println("Package warning messages:"); 20731 BufferedReader in = null; 20732 String line = null; 20733 try { 20734 in = new BufferedReader(new FileReader(getSettingsProblemFile())); 20735 while ((line = in.readLine()) != null) { 20736 if (line.contains("ignored: updated version")) continue; 20737 pw.println(line); 20738 } 20739 } catch (IOException ignored) { 20740 } finally { 20741 IoUtils.closeQuietly(in); 20742 } 20743 } 20744 20745 if (checkin && dumpState.isDumping(DumpState.DUMP_MESSAGES)) { 20746 BufferedReader in = null; 20747 String line = null; 20748 try { 20749 in = new BufferedReader(new FileReader(getSettingsProblemFile())); 20750 while ((line = in.readLine()) != null) { 20751 if (line.contains("ignored: updated version")) continue; 20752 pw.print("msg,"); 20753 pw.println(line); 20754 } 20755 } catch (IOException ignored) { 20756 } finally { 20757 IoUtils.closeQuietly(in); 20758 } 20759 } 20760 } 20761 } 20762 20763 private void dumpDexoptStateLPr(PrintWriter pw, String packageName) { 20764 final IndentingPrintWriter ipw = new IndentingPrintWriter(pw, " ", 120); 20765 ipw.println(); 20766 ipw.println("Dexopt state:"); 20767 ipw.increaseIndent(); 20768 Collection<PackageParser.Package> packages = null; 20769 if (packageName != null) { 20770 PackageParser.Package targetPackage = mPackages.get(packageName); 20771 if (targetPackage != null) { 20772 packages = Collections.singletonList(targetPackage); 20773 } else { 20774 ipw.println("Unable to find package: " + packageName); 20775 return; 20776 } 20777 } else { 20778 packages = mPackages.values(); 20779 } 20780 20781 for (PackageParser.Package pkg : packages) { 20782 ipw.println("[" + pkg.packageName + "]"); 20783 ipw.increaseIndent(); 20784 mPackageDexOptimizer.dumpDexoptState(ipw, pkg); 20785 ipw.decreaseIndent(); 20786 } 20787 } 20788 20789 private void dumpCompilerStatsLPr(PrintWriter pw, String packageName) { 20790 final IndentingPrintWriter ipw = new IndentingPrintWriter(pw, " ", 120); 20791 ipw.println(); 20792 ipw.println("Compiler stats:"); 20793 ipw.increaseIndent(); 20794 Collection<PackageParser.Package> packages = null; 20795 if (packageName != null) { 20796 PackageParser.Package targetPackage = mPackages.get(packageName); 20797 if (targetPackage != null) { 20798 packages = Collections.singletonList(targetPackage); 20799 } else { 20800 ipw.println("Unable to find package: " + packageName); 20801 return; 20802 } 20803 } else { 20804 packages = mPackages.values(); 20805 } 20806 20807 for (PackageParser.Package pkg : packages) { 20808 ipw.println("[" + pkg.packageName + "]"); 20809 ipw.increaseIndent(); 20810 20811 CompilerStats.PackageStats stats = getCompilerPackageStats(pkg.packageName); 20812 if (stats == null) { 20813 ipw.println("(No recorded stats)"); 20814 } else { 20815 stats.dump(ipw); 20816 } 20817 ipw.decreaseIndent(); 20818 } 20819 } 20820 20821 private String dumpDomainString(String packageName) { 20822 List<IntentFilterVerificationInfo> iviList = getIntentFilterVerifications(packageName) 20823 .getList(); 20824 List<IntentFilter> filters = getAllIntentFilters(packageName).getList(); 20825 20826 ArraySet<String> result = new ArraySet<>(); 20827 if (iviList.size() > 0) { 20828 for (IntentFilterVerificationInfo ivi : iviList) { 20829 for (String host : ivi.getDomains()) { 20830 result.add(host); 20831 } 20832 } 20833 } 20834 if (filters != null && filters.size() > 0) { 20835 for (IntentFilter filter : filters) { 20836 if (filter.hasCategory(Intent.CATEGORY_BROWSABLE) 20837 && (filter.hasDataScheme(IntentFilter.SCHEME_HTTP) || 20838 filter.hasDataScheme(IntentFilter.SCHEME_HTTPS))) { 20839 result.addAll(filter.getHostsList()); 20840 } 20841 } 20842 } 20843 20844 StringBuilder sb = new StringBuilder(result.size() * 16); 20845 for (String domain : result) { 20846 if (sb.length() > 0) sb.append(" "); 20847 sb.append(domain); 20848 } 20849 return sb.toString(); 20850 } 20851 20852 // ------- apps on sdcard specific code ------- 20853 static final boolean DEBUG_SD_INSTALL = false; 20854 20855 private static final String SD_ENCRYPTION_KEYSTORE_NAME = "AppsOnSD"; 20856 20857 private static final String SD_ENCRYPTION_ALGORITHM = "AES"; 20858 20859 private boolean mMediaMounted = false; 20860 20861 static String getEncryptKey() { 20862 try { 20863 String sdEncKey = SystemKeyStore.getInstance().retrieveKeyHexString( 20864 SD_ENCRYPTION_KEYSTORE_NAME); 20865 if (sdEncKey == null) { 20866 sdEncKey = SystemKeyStore.getInstance().generateNewKeyHexString(128, 20867 SD_ENCRYPTION_ALGORITHM, SD_ENCRYPTION_KEYSTORE_NAME); 20868 if (sdEncKey == null) { 20869 Slog.e(TAG, "Failed to create encryption keys"); 20870 return null; 20871 } 20872 } 20873 return sdEncKey; 20874 } catch (NoSuchAlgorithmException nsae) { 20875 Slog.e(TAG, "Failed to create encryption keys with exception: " + nsae); 20876 return null; 20877 } catch (IOException ioe) { 20878 Slog.e(TAG, "Failed to retrieve encryption keys with exception: " + ioe); 20879 return null; 20880 } 20881 } 20882 20883 /* 20884 * Update media status on PackageManager. 20885 */ 20886 @Override 20887 public void updateExternalMediaStatus(final boolean mediaStatus, final boolean reportStatus) { 20888 int callingUid = Binder.getCallingUid(); 20889 if (callingUid != 0 && callingUid != Process.SYSTEM_UID) { 20890 throw new SecurityException("Media status can only be updated by the system"); 20891 } 20892 // reader; this apparently protects mMediaMounted, but should probably 20893 // be a different lock in that case. 20894 synchronized (mPackages) { 20895 Log.i(TAG, "Updating external media status from " 20896 + (mMediaMounted ? "mounted" : "unmounted") + " to " 20897 + (mediaStatus ? "mounted" : "unmounted")); 20898 if (DEBUG_SD_INSTALL) 20899 Log.i(TAG, "updateExternalMediaStatus:: mediaStatus=" + mediaStatus 20900 + ", mMediaMounted=" + mMediaMounted); 20901 if (mediaStatus == mMediaMounted) { 20902 final Message msg = mHandler.obtainMessage(UPDATED_MEDIA_STATUS, reportStatus ? 1 20903 : 0, -1); 20904 mHandler.sendMessage(msg); 20905 return; 20906 } 20907 mMediaMounted = mediaStatus; 20908 } 20909 // Queue up an async operation since the package installation may take a 20910 // little while. 20911 mHandler.post(new Runnable() { 20912 public void run() { 20913 updateExternalMediaStatusInner(mediaStatus, reportStatus, true); 20914 } 20915 }); 20916 } 20917 20918 /** 20919 * Called by StorageManagerService when the initial ASECs to scan are available. 20920 * Should block until all the ASEC containers are finished being scanned. 20921 */ 20922 public void scanAvailableAsecs() { 20923 updateExternalMediaStatusInner(true, false, false); 20924 } 20925 20926 /* 20927 * Collect information of applications on external media, map them against 20928 * existing containers and update information based on current mount status. 20929 * Please note that we always have to report status if reportStatus has been 20930 * set to true especially when unloading packages. 20931 */ 20932 private void updateExternalMediaStatusInner(boolean isMounted, boolean reportStatus, 20933 boolean externalStorage) { 20934 ArrayMap<AsecInstallArgs, String> processCids = new ArrayMap<>(); 20935 int[] uidArr = EmptyArray.INT; 20936 20937 final String[] list = PackageHelper.getSecureContainerList(); 20938 if (ArrayUtils.isEmpty(list)) { 20939 Log.i(TAG, "No secure containers found"); 20940 } else { 20941 // Process list of secure containers and categorize them 20942 // as active or stale based on their package internal state. 20943 20944 // reader 20945 synchronized (mPackages) { 20946 for (String cid : list) { 20947 // Leave stages untouched for now; installer service owns them 20948 if (PackageInstallerService.isStageName(cid)) continue; 20949 20950 if (DEBUG_SD_INSTALL) 20951 Log.i(TAG, "Processing container " + cid); 20952 String pkgName = getAsecPackageName(cid); 20953 if (pkgName == null) { 20954 Slog.i(TAG, "Found stale container " + cid + " with no package name"); 20955 continue; 20956 } 20957 if (DEBUG_SD_INSTALL) 20958 Log.i(TAG, "Looking for pkg : " + pkgName); 20959 20960 final PackageSetting ps = mSettings.mPackages.get(pkgName); 20961 if (ps == null) { 20962 Slog.i(TAG, "Found stale container " + cid + " with no matching settings"); 20963 continue; 20964 } 20965 20966 /* 20967 * Skip packages that are not external if we're unmounting 20968 * external storage. 20969 */ 20970 if (externalStorage && !isMounted && !isExternal(ps)) { 20971 continue; 20972 } 20973 20974 final AsecInstallArgs args = new AsecInstallArgs(cid, 20975 getAppDexInstructionSets(ps), ps.isForwardLocked()); 20976 // The package status is changed only if the code path 20977 // matches between settings and the container id. 20978 if (ps.codePathString != null 20979 && ps.codePathString.startsWith(args.getCodePath())) { 20980 if (DEBUG_SD_INSTALL) { 20981 Log.i(TAG, "Container : " + cid + " corresponds to pkg : " + pkgName 20982 + " at code path: " + ps.codePathString); 20983 } 20984 20985 // We do have a valid package installed on sdcard 20986 processCids.put(args, ps.codePathString); 20987 final int uid = ps.appId; 20988 if (uid != -1) { 20989 uidArr = ArrayUtils.appendInt(uidArr, uid); 20990 } 20991 } else { 20992 Slog.i(TAG, "Found stale container " + cid + ": expected codePath=" 20993 + ps.codePathString); 20994 } 20995 } 20996 } 20997 20998 Arrays.sort(uidArr); 20999 } 21000 21001 // Process packages with valid entries. 21002 if (isMounted) { 21003 if (DEBUG_SD_INSTALL) 21004 Log.i(TAG, "Loading packages"); 21005 loadMediaPackages(processCids, uidArr, externalStorage); 21006 startCleaningPackages(); 21007 mInstallerService.onSecureContainersAvailable(); 21008 } else { 21009 if (DEBUG_SD_INSTALL) 21010 Log.i(TAG, "Unloading packages"); 21011 unloadMediaPackages(processCids, uidArr, reportStatus); 21012 } 21013 } 21014 21015 private void sendResourcesChangedBroadcast(boolean mediaStatus, boolean replacing, 21016 ArrayList<ApplicationInfo> infos, IIntentReceiver finishedReceiver) { 21017 final int size = infos.size(); 21018 final String[] packageNames = new String[size]; 21019 final int[] packageUids = new int[size]; 21020 for (int i = 0; i < size; i++) { 21021 final ApplicationInfo info = infos.get(i); 21022 packageNames[i] = info.packageName; 21023 packageUids[i] = info.uid; 21024 } 21025 sendResourcesChangedBroadcast(mediaStatus, replacing, packageNames, packageUids, 21026 finishedReceiver); 21027 } 21028 21029 private void sendResourcesChangedBroadcast(boolean mediaStatus, boolean replacing, 21030 ArrayList<String> pkgList, int uidArr[], IIntentReceiver finishedReceiver) { 21031 sendResourcesChangedBroadcast(mediaStatus, replacing, 21032 pkgList.toArray(new String[pkgList.size()]), uidArr, finishedReceiver); 21033 } 21034 21035 private void sendResourcesChangedBroadcast(boolean mediaStatus, boolean replacing, 21036 String[] pkgList, int uidArr[], IIntentReceiver finishedReceiver) { 21037 int size = pkgList.length; 21038 if (size > 0) { 21039 // Send broadcasts here 21040 Bundle extras = new Bundle(); 21041 extras.putStringArray(Intent.EXTRA_CHANGED_PACKAGE_LIST, pkgList); 21042 if (uidArr != null) { 21043 extras.putIntArray(Intent.EXTRA_CHANGED_UID_LIST, uidArr); 21044 } 21045 if (replacing) { 21046 extras.putBoolean(Intent.EXTRA_REPLACING, replacing); 21047 } 21048 String action = mediaStatus ? Intent.ACTION_EXTERNAL_APPLICATIONS_AVAILABLE 21049 : Intent.ACTION_EXTERNAL_APPLICATIONS_UNAVAILABLE; 21050 sendPackageBroadcast(action, null, extras, 0, null, finishedReceiver, null); 21051 } 21052 } 21053 21054 /* 21055 * Look at potentially valid container ids from processCids If package 21056 * information doesn't match the one on record or package scanning fails, 21057 * the cid is added to list of removeCids. We currently don't delete stale 21058 * containers. 21059 */ 21060 private void loadMediaPackages(ArrayMap<AsecInstallArgs, String> processCids, int[] uidArr, 21061 boolean externalStorage) { 21062 ArrayList<String> pkgList = new ArrayList<String>(); 21063 Set<AsecInstallArgs> keys = processCids.keySet(); 21064 21065 for (AsecInstallArgs args : keys) { 21066 String codePath = processCids.get(args); 21067 if (DEBUG_SD_INSTALL) 21068 Log.i(TAG, "Loading container : " + args.cid); 21069 int retCode = PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 21070 try { 21071 // Make sure there are no container errors first. 21072 if (args.doPreInstall(PackageManager.INSTALL_SUCCEEDED) != PackageManager.INSTALL_SUCCEEDED) { 21073 Slog.e(TAG, "Failed to mount cid : " + args.cid 21074 + " when installing from sdcard"); 21075 continue; 21076 } 21077 // Check code path here. 21078 if (codePath == null || !codePath.startsWith(args.getCodePath())) { 21079 Slog.e(TAG, "Container " + args.cid + " cachepath " + args.getCodePath() 21080 + " does not match one in settings " + codePath); 21081 continue; 21082 } 21083 // Parse package 21084 int parseFlags = mDefParseFlags; 21085 if (args.isExternalAsec()) { 21086 parseFlags |= PackageParser.PARSE_EXTERNAL_STORAGE; 21087 } 21088 if (args.isFwdLocked()) { 21089 parseFlags |= PackageParser.PARSE_FORWARD_LOCK; 21090 } 21091 21092 synchronized (mInstallLock) { 21093 PackageParser.Package pkg = null; 21094 try { 21095 // Sadly we don't know the package name yet to freeze it 21096 pkg = scanPackageTracedLI(new File(codePath), parseFlags, 21097 SCAN_IGNORE_FROZEN, 0, null); 21098 } catch (PackageManagerException e) { 21099 Slog.w(TAG, "Failed to scan " + codePath + ": " + e.getMessage()); 21100 } 21101 // Scan the package 21102 if (pkg != null) { 21103 /* 21104 * TODO why is the lock being held? doPostInstall is 21105 * called in other places without the lock. This needs 21106 * to be straightened out. 21107 */ 21108 // writer 21109 synchronized (mPackages) { 21110 retCode = PackageManager.INSTALL_SUCCEEDED; 21111 pkgList.add(pkg.packageName); 21112 // Post process args 21113 args.doPostInstall(PackageManager.INSTALL_SUCCEEDED, 21114 pkg.applicationInfo.uid); 21115 } 21116 } else { 21117 Slog.i(TAG, "Failed to install pkg from " + codePath + " from sdcard"); 21118 } 21119 } 21120 21121 } finally { 21122 if (retCode != PackageManager.INSTALL_SUCCEEDED) { 21123 Log.w(TAG, "Container " + args.cid + " is stale, retCode=" + retCode); 21124 } 21125 } 21126 } 21127 // writer 21128 synchronized (mPackages) { 21129 // If the platform SDK has changed since the last time we booted, 21130 // we need to re-grant app permission to catch any new ones that 21131 // appear. This is really a hack, and means that apps can in some 21132 // cases get permissions that the user didn't initially explicitly 21133 // allow... it would be nice to have some better way to handle 21134 // this situation. 21135 final VersionInfo ver = externalStorage ? mSettings.getExternalVersion() 21136 : mSettings.getInternalVersion(); 21137 final String volumeUuid = externalStorage ? StorageManager.UUID_PRIMARY_PHYSICAL 21138 : StorageManager.UUID_PRIVATE_INTERNAL; 21139 21140 int updateFlags = UPDATE_PERMISSIONS_ALL; 21141 if (ver.sdkVersion != mSdkVersion) { 21142 logCriticalInfo(Log.INFO, "Platform changed from " + ver.sdkVersion + " to " 21143 + mSdkVersion + "; regranting permissions for external"); 21144 updateFlags |= UPDATE_PERMISSIONS_REPLACE_PKG | UPDATE_PERMISSIONS_REPLACE_ALL; 21145 } 21146 updatePermissionsLPw(null, null, volumeUuid, updateFlags); 21147 21148 // Yay, everything is now upgraded 21149 ver.forceCurrent(); 21150 21151 // can downgrade to reader 21152 // Persist settings 21153 mSettings.writeLPr(); 21154 } 21155 // Send a broadcast to let everyone know we are done processing 21156 if (pkgList.size() > 0) { 21157 sendResourcesChangedBroadcast(true, false, pkgList, uidArr, null); 21158 } 21159 } 21160 21161 /* 21162 * Utility method to unload a list of specified containers 21163 */ 21164 private void unloadAllContainers(Set<AsecInstallArgs> cidArgs) { 21165 // Just unmount all valid containers. 21166 for (AsecInstallArgs arg : cidArgs) { 21167 synchronized (mInstallLock) { 21168 arg.doPostDeleteLI(false); 21169 } 21170 } 21171 } 21172 21173 /* 21174 * Unload packages mounted on external media. This involves deleting package 21175 * data from internal structures, sending broadcasts about disabled packages, 21176 * gc'ing to free up references, unmounting all secure containers 21177 * corresponding to packages on external media, and posting a 21178 * UPDATED_MEDIA_STATUS message if status has been requested. Please note 21179 * that we always have to post this message if status has been requested no 21180 * matter what. 21181 */ 21182 private void unloadMediaPackages(ArrayMap<AsecInstallArgs, String> processCids, int uidArr[], 21183 final boolean reportStatus) { 21184 if (DEBUG_SD_INSTALL) 21185 Log.i(TAG, "unloading media packages"); 21186 ArrayList<String> pkgList = new ArrayList<String>(); 21187 ArrayList<AsecInstallArgs> failedList = new ArrayList<AsecInstallArgs>(); 21188 final Set<AsecInstallArgs> keys = processCids.keySet(); 21189 for (AsecInstallArgs args : keys) { 21190 String pkgName = args.getPackageName(); 21191 if (DEBUG_SD_INSTALL) 21192 Log.i(TAG, "Trying to unload pkg : " + pkgName); 21193 // Delete package internally 21194 PackageRemovedInfo outInfo = new PackageRemovedInfo(); 21195 synchronized (mInstallLock) { 21196 final int deleteFlags = PackageManager.DELETE_KEEP_DATA; 21197 final boolean res; 21198 try (PackageFreezer freezer = freezePackageForDelete(pkgName, deleteFlags, 21199 "unloadMediaPackages")) { 21200 res = deletePackageLIF(pkgName, null, false, null, deleteFlags, outInfo, false, 21201 null); 21202 } 21203 if (res) { 21204 pkgList.add(pkgName); 21205 } else { 21206 Slog.e(TAG, "Failed to delete pkg from sdcard : " + pkgName); 21207 failedList.add(args); 21208 } 21209 } 21210 } 21211 21212 // reader 21213 synchronized (mPackages) { 21214 // We didn't update the settings after removing each package; 21215 // write them now for all packages. 21216 mSettings.writeLPr(); 21217 } 21218 21219 // We have to absolutely send UPDATED_MEDIA_STATUS only 21220 // after confirming that all the receivers processed the ordered 21221 // broadcast when packages get disabled, force a gc to clean things up. 21222 // and unload all the containers. 21223 if (pkgList.size() > 0) { 21224 sendResourcesChangedBroadcast(false, false, pkgList, uidArr, 21225 new IIntentReceiver.Stub() { 21226 public void performReceive(Intent intent, int resultCode, String data, 21227 Bundle extras, boolean ordered, boolean sticky, 21228 int sendingUser) throws RemoteException { 21229 Message msg = mHandler.obtainMessage(UPDATED_MEDIA_STATUS, 21230 reportStatus ? 1 : 0, 1, keys); 21231 mHandler.sendMessage(msg); 21232 } 21233 }); 21234 } else { 21235 Message msg = mHandler.obtainMessage(UPDATED_MEDIA_STATUS, reportStatus ? 1 : 0, -1, 21236 keys); 21237 mHandler.sendMessage(msg); 21238 } 21239 } 21240 21241 private void loadPrivatePackages(final VolumeInfo vol) { 21242 mHandler.post(new Runnable() { 21243 @Override 21244 public void run() { 21245 loadPrivatePackagesInner(vol); 21246 } 21247 }); 21248 } 21249 21250 private void loadPrivatePackagesInner(VolumeInfo vol) { 21251 final String volumeUuid = vol.fsUuid; 21252 if (TextUtils.isEmpty(volumeUuid)) { 21253 Slog.e(TAG, "Loading internal storage is probably a mistake; ignoring"); 21254 return; 21255 } 21256 21257 final ArrayList<PackageFreezer> freezers = new ArrayList<>(); 21258 final ArrayList<ApplicationInfo> loaded = new ArrayList<>(); 21259 final int parseFlags = mDefParseFlags | PackageParser.PARSE_EXTERNAL_STORAGE; 21260 21261 final VersionInfo ver; 21262 final List<PackageSetting> packages; 21263 synchronized (mPackages) { 21264 ver = mSettings.findOrCreateVersion(volumeUuid); 21265 packages = mSettings.getVolumePackagesLPr(volumeUuid); 21266 } 21267 21268 for (PackageSetting ps : packages) { 21269 freezers.add(freezePackage(ps.name, "loadPrivatePackagesInner")); 21270 synchronized (mInstallLock) { 21271 final PackageParser.Package pkg; 21272 try { 21273 pkg = scanPackageTracedLI(ps.codePath, parseFlags, SCAN_INITIAL, 0, null); 21274 loaded.add(pkg.applicationInfo); 21275 21276 } catch (PackageManagerException e) { 21277 Slog.w(TAG, "Failed to scan " + ps.codePath + ": " + e.getMessage()); 21278 } 21279 21280 if (!Build.FINGERPRINT.equals(ver.fingerprint)) { 21281 clearAppDataLIF(ps.pkg, UserHandle.USER_ALL, 21282 StorageManager.FLAG_STORAGE_DE | StorageManager.FLAG_STORAGE_CE 21283 | Installer.FLAG_CLEAR_CODE_CACHE_ONLY); 21284 } 21285 } 21286 } 21287 21288 // Reconcile app data for all started/unlocked users 21289 final StorageManager sm = mContext.getSystemService(StorageManager.class); 21290 final UserManager um = mContext.getSystemService(UserManager.class); 21291 UserManagerInternal umInternal = getUserManagerInternal(); 21292 for (UserInfo user : um.getUsers()) { 21293 final int flags; 21294 if (umInternal.isUserUnlockingOrUnlocked(user.id)) { 21295 flags = StorageManager.FLAG_STORAGE_DE | StorageManager.FLAG_STORAGE_CE; 21296 } else if (umInternal.isUserRunning(user.id)) { 21297 flags = StorageManager.FLAG_STORAGE_DE; 21298 } else { 21299 continue; 21300 } 21301 21302 try { 21303 sm.prepareUserStorage(volumeUuid, user.id, user.serialNumber, flags); 21304 synchronized (mInstallLock) { 21305 reconcileAppsDataLI(volumeUuid, user.id, flags, true /* migrateAppData */); 21306 } 21307 } catch (IllegalStateException e) { 21308 // Device was probably ejected, and we'll process that event momentarily 21309 Slog.w(TAG, "Failed to prepare storage: " + e); 21310 } 21311 } 21312 21313 synchronized (mPackages) { 21314 int updateFlags = UPDATE_PERMISSIONS_ALL; 21315 if (ver.sdkVersion != mSdkVersion) { 21316 logCriticalInfo(Log.INFO, "Platform changed from " + ver.sdkVersion + " to " 21317 + mSdkVersion + "; regranting permissions for " + volumeUuid); 21318 updateFlags |= UPDATE_PERMISSIONS_REPLACE_PKG | UPDATE_PERMISSIONS_REPLACE_ALL; 21319 } 21320 updatePermissionsLPw(null, null, volumeUuid, updateFlags); 21321 21322 // Yay, everything is now upgraded 21323 ver.forceCurrent(); 21324 21325 mSettings.writeLPr(); 21326 } 21327 21328 for (PackageFreezer freezer : freezers) { 21329 freezer.close(); 21330 } 21331 21332 if (DEBUG_INSTALL) Slog.d(TAG, "Loaded packages " + loaded); 21333 sendResourcesChangedBroadcast(true, false, loaded, null); 21334 } 21335 21336 private void unloadPrivatePackages(final VolumeInfo vol) { 21337 mHandler.post(new Runnable() { 21338 @Override 21339 public void run() { 21340 unloadPrivatePackagesInner(vol); 21341 } 21342 }); 21343 } 21344 21345 private void unloadPrivatePackagesInner(VolumeInfo vol) { 21346 final String volumeUuid = vol.fsUuid; 21347 if (TextUtils.isEmpty(volumeUuid)) { 21348 Slog.e(TAG, "Unloading internal storage is probably a mistake; ignoring"); 21349 return; 21350 } 21351 21352 final ArrayList<ApplicationInfo> unloaded = new ArrayList<>(); 21353 synchronized (mInstallLock) { 21354 synchronized (mPackages) { 21355 final List<PackageSetting> packages = mSettings.getVolumePackagesLPr(volumeUuid); 21356 for (PackageSetting ps : packages) { 21357 if (ps.pkg == null) continue; 21358 21359 final ApplicationInfo info = ps.pkg.applicationInfo; 21360 final int deleteFlags = PackageManager.DELETE_KEEP_DATA; 21361 final PackageRemovedInfo outInfo = new PackageRemovedInfo(); 21362 21363 try (PackageFreezer freezer = freezePackageForDelete(ps.name, deleteFlags, 21364 "unloadPrivatePackagesInner")) { 21365 if (deletePackageLIF(ps.name, null, false, null, deleteFlags, outInfo, 21366 false, null)) { 21367 unloaded.add(info); 21368 } else { 21369 Slog.w(TAG, "Failed to unload " + ps.codePath); 21370 } 21371 } 21372 21373 // Try very hard to release any references to this package 21374 // so we don't risk the system server being killed due to 21375 // open FDs 21376 AttributeCache.instance().removePackage(ps.name); 21377 } 21378 21379 mSettings.writeLPr(); 21380 } 21381 } 21382 21383 if (DEBUG_INSTALL) Slog.d(TAG, "Unloaded packages " + unloaded); 21384 sendResourcesChangedBroadcast(false, false, unloaded, null); 21385 21386 // Try very hard to release any references to this path so we don't risk 21387 // the system server being killed due to open FDs 21388 ResourcesManager.getInstance().invalidatePath(vol.getPath().getAbsolutePath()); 21389 21390 for (int i = 0; i < 3; i++) { 21391 System.gc(); 21392 System.runFinalization(); 21393 } 21394 } 21395 21396 private void assertPackageKnown(String volumeUuid, String packageName) 21397 throws PackageManagerException { 21398 synchronized (mPackages) { 21399 // Normalize package name to handle renamed packages 21400 packageName = normalizePackageNameLPr(packageName); 21401 21402 final PackageSetting ps = mSettings.mPackages.get(packageName); 21403 if (ps == null) { 21404 throw new PackageManagerException("Package " + packageName + " is unknown"); 21405 } else if (!TextUtils.equals(volumeUuid, ps.volumeUuid)) { 21406 throw new PackageManagerException( 21407 "Package " + packageName + " found on unknown volume " + volumeUuid 21408 + "; expected volume " + ps.volumeUuid); 21409 } 21410 } 21411 } 21412 21413 private void assertPackageKnownAndInstalled(String volumeUuid, String packageName, int userId) 21414 throws PackageManagerException { 21415 synchronized (mPackages) { 21416 // Normalize package name to handle renamed packages 21417 packageName = normalizePackageNameLPr(packageName); 21418 21419 final PackageSetting ps = mSettings.mPackages.get(packageName); 21420 if (ps == null) { 21421 throw new PackageManagerException("Package " + packageName + " is unknown"); 21422 } else if (!TextUtils.equals(volumeUuid, ps.volumeUuid)) { 21423 throw new PackageManagerException( 21424 "Package " + packageName + " found on unknown volume " + volumeUuid 21425 + "; expected volume " + ps.volumeUuid); 21426 } else if (!ps.getInstalled(userId)) { 21427 throw new PackageManagerException( 21428 "Package " + packageName + " not installed for user " + userId); 21429 } 21430 } 21431 } 21432 21433 private List<String> collectAbsoluteCodePaths() { 21434 synchronized (mPackages) { 21435 List<String> codePaths = new ArrayList<>(); 21436 final int packageCount = mSettings.mPackages.size(); 21437 for (int i = 0; i < packageCount; i++) { 21438 final PackageSetting ps = mSettings.mPackages.valueAt(i); 21439 codePaths.add(ps.codePath.getAbsolutePath()); 21440 } 21441 return codePaths; 21442 } 21443 } 21444 21445 /** 21446 * Examine all apps present on given mounted volume, and destroy apps that 21447 * aren't expected, either due to uninstallation or reinstallation on 21448 * another volume. 21449 */ 21450 private void reconcileApps(String volumeUuid) { 21451 List<String> absoluteCodePaths = collectAbsoluteCodePaths(); 21452 List<File> filesToDelete = null; 21453 21454 final File[] files = FileUtils.listFilesOrEmpty( 21455 Environment.getDataAppDirectory(volumeUuid)); 21456 for (File file : files) { 21457 final boolean isPackage = (isApkFile(file) || file.isDirectory()) 21458 && !PackageInstallerService.isStageName(file.getName()); 21459 if (!isPackage) { 21460 // Ignore entries which are not packages 21461 continue; 21462 } 21463 21464 String absolutePath = file.getAbsolutePath(); 21465 21466 boolean pathValid = false; 21467 final int absoluteCodePathCount = absoluteCodePaths.size(); 21468 for (int i = 0; i < absoluteCodePathCount; i++) { 21469 String absoluteCodePath = absoluteCodePaths.get(i); 21470 if (absolutePath.startsWith(absoluteCodePath)) { 21471 pathValid = true; 21472 break; 21473 } 21474 } 21475 21476 if (!pathValid) { 21477 if (filesToDelete == null) { 21478 filesToDelete = new ArrayList<>(); 21479 } 21480 filesToDelete.add(file); 21481 } 21482 } 21483 21484 if (filesToDelete != null) { 21485 final int fileToDeleteCount = filesToDelete.size(); 21486 for (int i = 0; i < fileToDeleteCount; i++) { 21487 File fileToDelete = filesToDelete.get(i); 21488 logCriticalInfo(Log.WARN, "Destroying orphaned" + fileToDelete); 21489 synchronized (mInstallLock) { 21490 removeCodePathLI(fileToDelete); 21491 } 21492 } 21493 } 21494 } 21495 21496 /** 21497 * Reconcile all app data for the given user. 21498 * <p> 21499 * Verifies that directories exist and that ownership and labeling is 21500 * correct for all installed apps on all mounted volumes. 21501 */ 21502 void reconcileAppsData(int userId, int flags, boolean migrateAppsData) { 21503 final StorageManager storage = mContext.getSystemService(StorageManager.class); 21504 for (VolumeInfo vol : storage.getWritablePrivateVolumes()) { 21505 final String volumeUuid = vol.getFsUuid(); 21506 synchronized (mInstallLock) { 21507 reconcileAppsDataLI(volumeUuid, userId, flags, migrateAppsData); 21508 } 21509 } 21510 } 21511 21512 /** 21513 * Reconcile all app data on given mounted volume. 21514 * <p> 21515 * Destroys app data that isn't expected, either due to uninstallation or 21516 * reinstallation on another volume. 21517 * <p> 21518 * Verifies that directories exist and that ownership and labeling is 21519 * correct for all installed apps. 21520 */ 21521 private void reconcileAppsDataLI(String volumeUuid, int userId, int flags, 21522 boolean migrateAppData) { 21523 Slog.v(TAG, "reconcileAppsData for " + volumeUuid + " u" + userId + " 0x" 21524 + Integer.toHexString(flags) + " migrateAppData=" + migrateAppData); 21525 21526 final File ceDir = Environment.getDataUserCeDirectory(volumeUuid, userId); 21527 final File deDir = Environment.getDataUserDeDirectory(volumeUuid, userId); 21528 21529 // First look for stale data that doesn't belong, and check if things 21530 // have changed since we did our last restorecon 21531 if ((flags & StorageManager.FLAG_STORAGE_CE) != 0) { 21532 if (StorageManager.isFileEncryptedNativeOrEmulated() 21533 && !StorageManager.isUserKeyUnlocked(userId)) { 21534 throw new RuntimeException( 21535 "Yikes, someone asked us to reconcile CE storage while " + userId 21536 + " was still locked; this would have caused massive data loss!"); 21537 } 21538 21539 final File[] files = FileUtils.listFilesOrEmpty(ceDir); 21540 for (File file : files) { 21541 final String packageName = file.getName(); 21542 try { 21543 assertPackageKnownAndInstalled(volumeUuid, packageName, userId); 21544 } catch (PackageManagerException e) { 21545 logCriticalInfo(Log.WARN, "Destroying " + file + " due to: " + e); 21546 try { 21547 mInstaller.destroyAppData(volumeUuid, packageName, userId, 21548 StorageManager.FLAG_STORAGE_CE, 0); 21549 } catch (InstallerException e2) { 21550 logCriticalInfo(Log.WARN, "Failed to destroy: " + e2); 21551 } 21552 } 21553 } 21554 } 21555 if ((flags & StorageManager.FLAG_STORAGE_DE) != 0) { 21556 final File[] files = FileUtils.listFilesOrEmpty(deDir); 21557 for (File file : files) { 21558 final String packageName = file.getName(); 21559 try { 21560 assertPackageKnownAndInstalled(volumeUuid, packageName, userId); 21561 } catch (PackageManagerException e) { 21562 logCriticalInfo(Log.WARN, "Destroying " + file + " due to: " + e); 21563 try { 21564 mInstaller.destroyAppData(volumeUuid, packageName, userId, 21565 StorageManager.FLAG_STORAGE_DE, 0); 21566 } catch (InstallerException e2) { 21567 logCriticalInfo(Log.WARN, "Failed to destroy: " + e2); 21568 } 21569 } 21570 } 21571 } 21572 21573 // Ensure that data directories are ready to roll for all packages 21574 // installed for this volume and user 21575 final List<PackageSetting> packages; 21576 synchronized (mPackages) { 21577 packages = mSettings.getVolumePackagesLPr(volumeUuid); 21578 } 21579 int preparedCount = 0; 21580 for (PackageSetting ps : packages) { 21581 final String packageName = ps.name; 21582 if (ps.pkg == null) { 21583 Slog.w(TAG, "Odd, missing scanned package " + packageName); 21584 // TODO: might be due to legacy ASEC apps; we should circle back 21585 // and reconcile again once they're scanned 21586 continue; 21587 } 21588 21589 if (ps.getInstalled(userId)) { 21590 prepareAppDataLIF(ps.pkg, userId, flags); 21591 21592 if (migrateAppData && maybeMigrateAppDataLIF(ps.pkg, userId)) { 21593 // We may have just shuffled around app data directories, so 21594 // prepare them one more time 21595 prepareAppDataLIF(ps.pkg, userId, flags); 21596 } 21597 21598 preparedCount++; 21599 } 21600 } 21601 21602 Slog.v(TAG, "reconcileAppsData finished " + preparedCount + " packages"); 21603 } 21604 21605 /** 21606 * Prepare app data for the given app just after it was installed or 21607 * upgraded. This method carefully only touches users that it's installed 21608 * for, and it forces a restorecon to handle any seinfo changes. 21609 * <p> 21610 * Verifies that directories exist and that ownership and labeling is 21611 * correct for all installed apps. If there is an ownership mismatch, it 21612 * will try recovering system apps by wiping data; third-party app data is 21613 * left intact. 21614 * <p> 21615 * <em>Note: To avoid a deadlock, do not call this method with {@code mPackages} lock held</em> 21616 */ 21617 private void prepareAppDataAfterInstallLIF(PackageParser.Package pkg) { 21618 final PackageSetting ps; 21619 synchronized (mPackages) { 21620 ps = mSettings.mPackages.get(pkg.packageName); 21621 mSettings.writeKernelMappingLPr(ps); 21622 } 21623 21624 final UserManager um = mContext.getSystemService(UserManager.class); 21625 UserManagerInternal umInternal = getUserManagerInternal(); 21626 for (UserInfo user : um.getUsers()) { 21627 final int flags; 21628 if (umInternal.isUserUnlockingOrUnlocked(user.id)) { 21629 flags = StorageManager.FLAG_STORAGE_DE | StorageManager.FLAG_STORAGE_CE; 21630 } else if (umInternal.isUserRunning(user.id)) { 21631 flags = StorageManager.FLAG_STORAGE_DE; 21632 } else { 21633 continue; 21634 } 21635 21636 if (ps.getInstalled(user.id)) { 21637 // TODO: when user data is locked, mark that we're still dirty 21638 prepareAppDataLIF(pkg, user.id, flags); 21639 } 21640 } 21641 } 21642 21643 /** 21644 * Prepare app data for the given app. 21645 * <p> 21646 * Verifies that directories exist and that ownership and labeling is 21647 * correct for all installed apps. If there is an ownership mismatch, this 21648 * will try recovering system apps by wiping data; third-party app data is 21649 * left intact. 21650 */ 21651 private void prepareAppDataLIF(PackageParser.Package pkg, int userId, int flags) { 21652 if (pkg == null) { 21653 Slog.wtf(TAG, "Package was null!", new Throwable()); 21654 return; 21655 } 21656 prepareAppDataLeafLIF(pkg, userId, flags); 21657 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 21658 for (int i = 0; i < childCount; i++) { 21659 prepareAppDataLeafLIF(pkg.childPackages.get(i), userId, flags); 21660 } 21661 } 21662 21663 private void prepareAppDataLeafLIF(PackageParser.Package pkg, int userId, int flags) { 21664 if (DEBUG_APP_DATA) { 21665 Slog.v(TAG, "prepareAppData for " + pkg.packageName + " u" + userId + " 0x" 21666 + Integer.toHexString(flags)); 21667 } 21668 21669 final String volumeUuid = pkg.volumeUuid; 21670 final String packageName = pkg.packageName; 21671 final ApplicationInfo app = pkg.applicationInfo; 21672 final int appId = UserHandle.getAppId(app.uid); 21673 21674 Preconditions.checkNotNull(app.seinfo); 21675 21676 long ceDataInode = -1; 21677 try { 21678 ceDataInode = mInstaller.createAppData(volumeUuid, packageName, userId, flags, 21679 appId, app.seinfo, app.targetSdkVersion); 21680 } catch (InstallerException e) { 21681 if (app.isSystemApp()) { 21682 logCriticalInfo(Log.ERROR, "Failed to create app data for " + packageName 21683 + ", but trying to recover: " + e); 21684 destroyAppDataLeafLIF(pkg, userId, flags); 21685 try { 21686 ceDataInode = mInstaller.createAppData(volumeUuid, packageName, userId, flags, 21687 appId, app.seinfo, app.targetSdkVersion); 21688 logCriticalInfo(Log.DEBUG, "Recovery succeeded!"); 21689 } catch (InstallerException e2) { 21690 logCriticalInfo(Log.DEBUG, "Recovery failed!"); 21691 } 21692 } else { 21693 Slog.e(TAG, "Failed to create app data for " + packageName + ": " + e); 21694 } 21695 } 21696 21697 if ((flags & StorageManager.FLAG_STORAGE_CE) != 0 && ceDataInode != -1) { 21698 // TODO: mark this structure as dirty so we persist it! 21699 synchronized (mPackages) { 21700 final PackageSetting ps = mSettings.mPackages.get(packageName); 21701 if (ps != null) { 21702 ps.setCeDataInode(ceDataInode, userId); 21703 } 21704 } 21705 } 21706 21707 prepareAppDataContentsLeafLIF(pkg, userId, flags); 21708 } 21709 21710 private void prepareAppDataContentsLIF(PackageParser.Package pkg, int userId, int flags) { 21711 if (pkg == null) { 21712 Slog.wtf(TAG, "Package was null!", new Throwable()); 21713 return; 21714 } 21715 prepareAppDataContentsLeafLIF(pkg, userId, flags); 21716 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 21717 for (int i = 0; i < childCount; i++) { 21718 prepareAppDataContentsLeafLIF(pkg.childPackages.get(i), userId, flags); 21719 } 21720 } 21721 21722 private void prepareAppDataContentsLeafLIF(PackageParser.Package pkg, int userId, int flags) { 21723 final String volumeUuid = pkg.volumeUuid; 21724 final String packageName = pkg.packageName; 21725 final ApplicationInfo app = pkg.applicationInfo; 21726 21727 if ((flags & StorageManager.FLAG_STORAGE_CE) != 0) { 21728 // Create a native library symlink only if we have native libraries 21729 // and if the native libraries are 32 bit libraries. We do not provide 21730 // this symlink for 64 bit libraries. 21731 if (app.primaryCpuAbi != null && !VMRuntime.is64BitAbi(app.primaryCpuAbi)) { 21732 final String nativeLibPath = app.nativeLibraryDir; 21733 try { 21734 mInstaller.linkNativeLibraryDirectory(volumeUuid, packageName, 21735 nativeLibPath, userId); 21736 } catch (InstallerException e) { 21737 Slog.e(TAG, "Failed to link native for " + packageName + ": " + e); 21738 } 21739 } 21740 } 21741 } 21742 21743 /** 21744 * For system apps on non-FBE devices, this method migrates any existing 21745 * CE/DE data to match the {@code defaultToDeviceProtectedStorage} flag 21746 * requested by the app. 21747 */ 21748 private boolean maybeMigrateAppDataLIF(PackageParser.Package pkg, int userId) { 21749 if (pkg.isSystemApp() && !StorageManager.isFileEncryptedNativeOrEmulated() 21750 && PackageManager.APPLY_DEFAULT_TO_DEVICE_PROTECTED_STORAGE) { 21751 final int storageTarget = pkg.applicationInfo.isDefaultToDeviceProtectedStorage() 21752 ? StorageManager.FLAG_STORAGE_DE : StorageManager.FLAG_STORAGE_CE; 21753 try { 21754 mInstaller.migrateAppData(pkg.volumeUuid, pkg.packageName, userId, 21755 storageTarget); 21756 } catch (InstallerException e) { 21757 logCriticalInfo(Log.WARN, 21758 "Failed to migrate " + pkg.packageName + ": " + e.getMessage()); 21759 } 21760 return true; 21761 } else { 21762 return false; 21763 } 21764 } 21765 21766 public PackageFreezer freezePackage(String packageName, String killReason) { 21767 return freezePackage(packageName, UserHandle.USER_ALL, killReason); 21768 } 21769 21770 public PackageFreezer freezePackage(String packageName, int userId, String killReason) { 21771 return new PackageFreezer(packageName, userId, killReason); 21772 } 21773 21774 public PackageFreezer freezePackageForInstall(String packageName, int installFlags, 21775 String killReason) { 21776 return freezePackageForInstall(packageName, UserHandle.USER_ALL, installFlags, killReason); 21777 } 21778 21779 public PackageFreezer freezePackageForInstall(String packageName, int userId, int installFlags, 21780 String killReason) { 21781 if ((installFlags & PackageManager.INSTALL_DONT_KILL_APP) != 0) { 21782 return new PackageFreezer(); 21783 } else { 21784 return freezePackage(packageName, userId, killReason); 21785 } 21786 } 21787 21788 public PackageFreezer freezePackageForDelete(String packageName, int deleteFlags, 21789 String killReason) { 21790 return freezePackageForDelete(packageName, UserHandle.USER_ALL, deleteFlags, killReason); 21791 } 21792 21793 public PackageFreezer freezePackageForDelete(String packageName, int userId, int deleteFlags, 21794 String killReason) { 21795 if ((deleteFlags & PackageManager.DELETE_DONT_KILL_APP) != 0) { 21796 return new PackageFreezer(); 21797 } else { 21798 return freezePackage(packageName, userId, killReason); 21799 } 21800 } 21801 21802 /** 21803 * Class that freezes and kills the given package upon creation, and 21804 * unfreezes it upon closing. This is typically used when doing surgery on 21805 * app code/data to prevent the app from running while you're working. 21806 */ 21807 private class PackageFreezer implements AutoCloseable { 21808 private final String mPackageName; 21809 private final PackageFreezer[] mChildren; 21810 21811 private final boolean mWeFroze; 21812 21813 private final AtomicBoolean mClosed = new AtomicBoolean(); 21814 private final CloseGuard mCloseGuard = CloseGuard.get(); 21815 21816 /** 21817 * Create and return a stub freezer that doesn't actually do anything, 21818 * typically used when someone requested 21819 * {@link PackageManager#INSTALL_DONT_KILL_APP} or 21820 * {@link PackageManager#DELETE_DONT_KILL_APP}. 21821 */ 21822 public PackageFreezer() { 21823 mPackageName = null; 21824 mChildren = null; 21825 mWeFroze = false; 21826 mCloseGuard.open("close"); 21827 } 21828 21829 public PackageFreezer(String packageName, int userId, String killReason) { 21830 synchronized (mPackages) { 21831 mPackageName = packageName; 21832 mWeFroze = mFrozenPackages.add(mPackageName); 21833 21834 final PackageSetting ps = mSettings.mPackages.get(mPackageName); 21835 if (ps != null) { 21836 killApplication(ps.name, ps.appId, userId, killReason); 21837 } 21838 21839 final PackageParser.Package p = mPackages.get(packageName); 21840 if (p != null && p.childPackages != null) { 21841 final int N = p.childPackages.size(); 21842 mChildren = new PackageFreezer[N]; 21843 for (int i = 0; i < N; i++) { 21844 mChildren[i] = new PackageFreezer(p.childPackages.get(i).packageName, 21845 userId, killReason); 21846 } 21847 } else { 21848 mChildren = null; 21849 } 21850 } 21851 mCloseGuard.open("close"); 21852 } 21853 21854 @Override 21855 protected void finalize() throws Throwable { 21856 try { 21857 mCloseGuard.warnIfOpen(); 21858 close(); 21859 } finally { 21860 super.finalize(); 21861 } 21862 } 21863 21864 @Override 21865 public void close() { 21866 mCloseGuard.close(); 21867 if (mClosed.compareAndSet(false, true)) { 21868 synchronized (mPackages) { 21869 if (mWeFroze) { 21870 mFrozenPackages.remove(mPackageName); 21871 } 21872 21873 if (mChildren != null) { 21874 for (PackageFreezer freezer : mChildren) { 21875 freezer.close(); 21876 } 21877 } 21878 } 21879 } 21880 } 21881 } 21882 21883 /** 21884 * Verify that given package is currently frozen. 21885 */ 21886 private void checkPackageFrozen(String packageName) { 21887 synchronized (mPackages) { 21888 if (!mFrozenPackages.contains(packageName)) { 21889 Slog.wtf(TAG, "Expected " + packageName + " to be frozen!", new Throwable()); 21890 } 21891 } 21892 } 21893 21894 @Override 21895 public int movePackage(final String packageName, final String volumeUuid) { 21896 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MOVE_PACKAGE, null); 21897 21898 final UserHandle user = new UserHandle(UserHandle.getCallingUserId()); 21899 final int moveId = mNextMoveId.getAndIncrement(); 21900 mHandler.post(new Runnable() { 21901 @Override 21902 public void run() { 21903 try { 21904 movePackageInternal(packageName, volumeUuid, moveId, user); 21905 } catch (PackageManagerException e) { 21906 Slog.w(TAG, "Failed to move " + packageName, e); 21907 mMoveCallbacks.notifyStatusChanged(moveId, 21908 PackageManager.MOVE_FAILED_INTERNAL_ERROR); 21909 } 21910 } 21911 }); 21912 return moveId; 21913 } 21914 21915 private void movePackageInternal(final String packageName, final String volumeUuid, 21916 final int moveId, UserHandle user) throws PackageManagerException { 21917 final StorageManager storage = mContext.getSystemService(StorageManager.class); 21918 final PackageManager pm = mContext.getPackageManager(); 21919 21920 final boolean currentAsec; 21921 final String currentVolumeUuid; 21922 final File codeFile; 21923 final String installerPackageName; 21924 final String packageAbiOverride; 21925 final int appId; 21926 final String seinfo; 21927 final String label; 21928 final int targetSdkVersion; 21929 final PackageFreezer freezer; 21930 final int[] installedUserIds; 21931 21932 // reader 21933 synchronized (mPackages) { 21934 final PackageParser.Package pkg = mPackages.get(packageName); 21935 final PackageSetting ps = mSettings.mPackages.get(packageName); 21936 if (pkg == null || ps == null) { 21937 throw new PackageManagerException(MOVE_FAILED_DOESNT_EXIST, "Missing package"); 21938 } 21939 21940 if (pkg.applicationInfo.isSystemApp()) { 21941 throw new PackageManagerException(MOVE_FAILED_SYSTEM_PACKAGE, 21942 "Cannot move system application"); 21943 } 21944 21945 final boolean isInternalStorage = VolumeInfo.ID_PRIVATE_INTERNAL.equals(volumeUuid); 21946 final boolean allow3rdPartyOnInternal = mContext.getResources().getBoolean( 21947 com.android.internal.R.bool.config_allow3rdPartyAppOnInternal); 21948 if (isInternalStorage && !allow3rdPartyOnInternal) { 21949 throw new PackageManagerException(MOVE_FAILED_3RD_PARTY_NOT_ALLOWED_ON_INTERNAL, 21950 "3rd party apps are not allowed on internal storage"); 21951 } 21952 21953 if (pkg.applicationInfo.isExternalAsec()) { 21954 currentAsec = true; 21955 currentVolumeUuid = StorageManager.UUID_PRIMARY_PHYSICAL; 21956 } else if (pkg.applicationInfo.isForwardLocked()) { 21957 currentAsec = true; 21958 currentVolumeUuid = "forward_locked"; 21959 } else { 21960 currentAsec = false; 21961 currentVolumeUuid = ps.volumeUuid; 21962 21963 final File probe = new File(pkg.codePath); 21964 final File probeOat = new File(probe, "oat"); 21965 if (!probe.isDirectory() || !probeOat.isDirectory()) { 21966 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 21967 "Move only supported for modern cluster style installs"); 21968 } 21969 } 21970 21971 if (Objects.equals(currentVolumeUuid, volumeUuid)) { 21972 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 21973 "Package already moved to " + volumeUuid); 21974 } 21975 if (pkg.applicationInfo.isInternal() && isPackageDeviceAdminOnAnyUser(packageName)) { 21976 throw new PackageManagerException(MOVE_FAILED_DEVICE_ADMIN, 21977 "Device admin cannot be moved"); 21978 } 21979 21980 if (mFrozenPackages.contains(packageName)) { 21981 throw new PackageManagerException(MOVE_FAILED_OPERATION_PENDING, 21982 "Failed to move already frozen package"); 21983 } 21984 21985 codeFile = new File(pkg.codePath); 21986 installerPackageName = ps.installerPackageName; 21987 packageAbiOverride = ps.cpuAbiOverrideString; 21988 appId = UserHandle.getAppId(pkg.applicationInfo.uid); 21989 seinfo = pkg.applicationInfo.seinfo; 21990 label = String.valueOf(pm.getApplicationLabel(pkg.applicationInfo)); 21991 targetSdkVersion = pkg.applicationInfo.targetSdkVersion; 21992 freezer = freezePackage(packageName, "movePackageInternal"); 21993 installedUserIds = ps.queryInstalledUsers(sUserManager.getUserIds(), true); 21994 } 21995 21996 final Bundle extras = new Bundle(); 21997 extras.putString(Intent.EXTRA_PACKAGE_NAME, packageName); 21998 extras.putString(Intent.EXTRA_TITLE, label); 21999 mMoveCallbacks.notifyCreated(moveId, extras); 22000 22001 int installFlags; 22002 final boolean moveCompleteApp; 22003 final File measurePath; 22004 22005 if (Objects.equals(StorageManager.UUID_PRIVATE_INTERNAL, volumeUuid)) { 22006 installFlags = INSTALL_INTERNAL; 22007 moveCompleteApp = !currentAsec; 22008 measurePath = Environment.getDataAppDirectory(volumeUuid); 22009 } else if (Objects.equals(StorageManager.UUID_PRIMARY_PHYSICAL, volumeUuid)) { 22010 installFlags = INSTALL_EXTERNAL; 22011 moveCompleteApp = false; 22012 measurePath = storage.getPrimaryPhysicalVolume().getPath(); 22013 } else { 22014 final VolumeInfo volume = storage.findVolumeByUuid(volumeUuid); 22015 if (volume == null || volume.getType() != VolumeInfo.TYPE_PRIVATE 22016 || !volume.isMountedWritable()) { 22017 freezer.close(); 22018 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 22019 "Move location not mounted private volume"); 22020 } 22021 22022 Preconditions.checkState(!currentAsec); 22023 22024 installFlags = INSTALL_INTERNAL; 22025 moveCompleteApp = true; 22026 measurePath = Environment.getDataAppDirectory(volumeUuid); 22027 } 22028 22029 final PackageStats stats = new PackageStats(null, -1); 22030 synchronized (mInstaller) { 22031 for (int userId : installedUserIds) { 22032 if (!getPackageSizeInfoLI(packageName, userId, stats)) { 22033 freezer.close(); 22034 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 22035 "Failed to measure package size"); 22036 } 22037 } 22038 } 22039 22040 if (DEBUG_INSTALL) Slog.d(TAG, "Measured code size " + stats.codeSize + ", data size " 22041 + stats.dataSize); 22042 22043 final long startFreeBytes = measurePath.getFreeSpace(); 22044 final long sizeBytes; 22045 if (moveCompleteApp) { 22046 sizeBytes = stats.codeSize + stats.dataSize; 22047 } else { 22048 sizeBytes = stats.codeSize; 22049 } 22050 22051 if (sizeBytes > storage.getStorageBytesUntilLow(measurePath)) { 22052 freezer.close(); 22053 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 22054 "Not enough free space to move"); 22055 } 22056 22057 mMoveCallbacks.notifyStatusChanged(moveId, 10); 22058 22059 final CountDownLatch installedLatch = new CountDownLatch(1); 22060 final IPackageInstallObserver2 installObserver = new IPackageInstallObserver2.Stub() { 22061 @Override 22062 public void onUserActionRequired(Intent intent) throws RemoteException { 22063 throw new IllegalStateException(); 22064 } 22065 22066 @Override 22067 public void onPackageInstalled(String basePackageName, int returnCode, String msg, 22068 Bundle extras) throws RemoteException { 22069 if (DEBUG_INSTALL) Slog.d(TAG, "Install result for move: " 22070 + PackageManager.installStatusToString(returnCode, msg)); 22071 22072 installedLatch.countDown(); 22073 freezer.close(); 22074 22075 final int status = PackageManager.installStatusToPublicStatus(returnCode); 22076 switch (status) { 22077 case PackageInstaller.STATUS_SUCCESS: 22078 mMoveCallbacks.notifyStatusChanged(moveId, 22079 PackageManager.MOVE_SUCCEEDED); 22080 break; 22081 case PackageInstaller.STATUS_FAILURE_STORAGE: 22082 mMoveCallbacks.notifyStatusChanged(moveId, 22083 PackageManager.MOVE_FAILED_INSUFFICIENT_STORAGE); 22084 break; 22085 default: 22086 mMoveCallbacks.notifyStatusChanged(moveId, 22087 PackageManager.MOVE_FAILED_INTERNAL_ERROR); 22088 break; 22089 } 22090 } 22091 }; 22092 22093 final MoveInfo move; 22094 if (moveCompleteApp) { 22095 // Kick off a thread to report progress estimates 22096 new Thread() { 22097 @Override 22098 public void run() { 22099 while (true) { 22100 try { 22101 if (installedLatch.await(1, TimeUnit.SECONDS)) { 22102 break; 22103 } 22104 } catch (InterruptedException ignored) { 22105 } 22106 22107 final long deltaFreeBytes = startFreeBytes - measurePath.getFreeSpace(); 22108 final int progress = 10 + (int) MathUtils.constrain( 22109 ((deltaFreeBytes * 80) / sizeBytes), 0, 80); 22110 mMoveCallbacks.notifyStatusChanged(moveId, progress); 22111 } 22112 } 22113 }.start(); 22114 22115 final String dataAppName = codeFile.getName(); 22116 move = new MoveInfo(moveId, currentVolumeUuid, volumeUuid, packageName, 22117 dataAppName, appId, seinfo, targetSdkVersion); 22118 } else { 22119 move = null; 22120 } 22121 22122 installFlags |= PackageManager.INSTALL_REPLACE_EXISTING; 22123 22124 final Message msg = mHandler.obtainMessage(INIT_COPY); 22125 final OriginInfo origin = OriginInfo.fromExistingFile(codeFile); 22126 final InstallParams params = new InstallParams(origin, move, installObserver, installFlags, 22127 installerPackageName, volumeUuid, null /*verificationInfo*/, user, 22128 packageAbiOverride, null /*grantedPermissions*/, null /*certificates*/, 22129 PackageManager.INSTALL_REASON_UNKNOWN); 22130 params.setTraceMethod("movePackage").setTraceCookie(System.identityHashCode(params)); 22131 msg.obj = params; 22132 22133 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "movePackage", 22134 System.identityHashCode(msg.obj)); 22135 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "queueInstall", 22136 System.identityHashCode(msg.obj)); 22137 22138 mHandler.sendMessage(msg); 22139 } 22140 22141 @Override 22142 public int movePrimaryStorage(String volumeUuid) throws RemoteException { 22143 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MOVE_PACKAGE, null); 22144 22145 final int realMoveId = mNextMoveId.getAndIncrement(); 22146 final Bundle extras = new Bundle(); 22147 extras.putString(VolumeRecord.EXTRA_FS_UUID, volumeUuid); 22148 mMoveCallbacks.notifyCreated(realMoveId, extras); 22149 22150 final IPackageMoveObserver callback = new IPackageMoveObserver.Stub() { 22151 @Override 22152 public void onCreated(int moveId, Bundle extras) { 22153 // Ignored 22154 } 22155 22156 @Override 22157 public void onStatusChanged(int moveId, int status, long estMillis) { 22158 mMoveCallbacks.notifyStatusChanged(realMoveId, status, estMillis); 22159 } 22160 }; 22161 22162 final StorageManager storage = mContext.getSystemService(StorageManager.class); 22163 storage.setPrimaryStorageUuid(volumeUuid, callback); 22164 return realMoveId; 22165 } 22166 22167 @Override 22168 public int getMoveStatus(int moveId) { 22169 mContext.enforceCallingOrSelfPermission( 22170 android.Manifest.permission.MOUNT_UNMOUNT_FILESYSTEMS, null); 22171 return mMoveCallbacks.mLastStatus.get(moveId); 22172 } 22173 22174 @Override 22175 public void registerMoveCallback(IPackageMoveObserver callback) { 22176 mContext.enforceCallingOrSelfPermission( 22177 android.Manifest.permission.MOUNT_UNMOUNT_FILESYSTEMS, null); 22178 mMoveCallbacks.register(callback); 22179 } 22180 22181 @Override 22182 public void unregisterMoveCallback(IPackageMoveObserver callback) { 22183 mContext.enforceCallingOrSelfPermission( 22184 android.Manifest.permission.MOUNT_UNMOUNT_FILESYSTEMS, null); 22185 mMoveCallbacks.unregister(callback); 22186 } 22187 22188 @Override 22189 public boolean setInstallLocation(int loc) { 22190 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.WRITE_SECURE_SETTINGS, 22191 null); 22192 if (getInstallLocation() == loc) { 22193 return true; 22194 } 22195 if (loc == PackageHelper.APP_INSTALL_AUTO || loc == PackageHelper.APP_INSTALL_INTERNAL 22196 || loc == PackageHelper.APP_INSTALL_EXTERNAL) { 22197 android.provider.Settings.Global.putInt(mContext.getContentResolver(), 22198 android.provider.Settings.Global.DEFAULT_INSTALL_LOCATION, loc); 22199 return true; 22200 } 22201 return false; 22202 } 22203 22204 @Override 22205 public int getInstallLocation() { 22206 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 22207 android.provider.Settings.Global.DEFAULT_INSTALL_LOCATION, 22208 PackageHelper.APP_INSTALL_AUTO); 22209 } 22210 22211 /** Called by UserManagerService */ 22212 void cleanUpUser(UserManagerService userManager, int userHandle) { 22213 synchronized (mPackages) { 22214 mDirtyUsers.remove(userHandle); 22215 mUserNeedsBadging.delete(userHandle); 22216 mSettings.removeUserLPw(userHandle); 22217 mPendingBroadcasts.remove(userHandle); 22218 mInstantAppRegistry.onUserRemovedLPw(userHandle); 22219 removeUnusedPackagesLPw(userManager, userHandle); 22220 } 22221 } 22222 22223 /** 22224 * We're removing userHandle and would like to remove any downloaded packages 22225 * that are no longer in use by any other user. 22226 * @param userHandle the user being removed 22227 */ 22228 private void removeUnusedPackagesLPw(UserManagerService userManager, final int userHandle) { 22229 final boolean DEBUG_CLEAN_APKS = false; 22230 int [] users = userManager.getUserIds(); 22231 Iterator<PackageSetting> psit = mSettings.mPackages.values().iterator(); 22232 while (psit.hasNext()) { 22233 PackageSetting ps = psit.next(); 22234 if (ps.pkg == null) { 22235 continue; 22236 } 22237 final String packageName = ps.pkg.packageName; 22238 // Skip over if system app 22239 if ((ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) != 0) { 22240 continue; 22241 } 22242 if (DEBUG_CLEAN_APKS) { 22243 Slog.i(TAG, "Checking package " + packageName); 22244 } 22245 boolean keep = shouldKeepUninstalledPackageLPr(packageName); 22246 if (keep) { 22247 if (DEBUG_CLEAN_APKS) { 22248 Slog.i(TAG, " Keeping package " + packageName + " - requested by DO"); 22249 } 22250 } else { 22251 for (int i = 0; i < users.length; i++) { 22252 if (users[i] != userHandle && ps.getInstalled(users[i])) { 22253 keep = true; 22254 if (DEBUG_CLEAN_APKS) { 22255 Slog.i(TAG, " Keeping package " + packageName + " for user " 22256 + users[i]); 22257 } 22258 break; 22259 } 22260 } 22261 } 22262 if (!keep) { 22263 if (DEBUG_CLEAN_APKS) { 22264 Slog.i(TAG, " Removing package " + packageName); 22265 } 22266 mHandler.post(new Runnable() { 22267 public void run() { 22268 deletePackageX(packageName, PackageManager.VERSION_CODE_HIGHEST, 22269 userHandle, 0); 22270 } //end run 22271 }); 22272 } 22273 } 22274 } 22275 22276 /** Called by UserManagerService */ 22277 void createNewUser(int userId, String[] disallowedPackages) { 22278 synchronized (mInstallLock) { 22279 mSettings.createNewUserLI(this, mInstaller, userId, disallowedPackages); 22280 } 22281 synchronized (mPackages) { 22282 scheduleWritePackageRestrictionsLocked(userId); 22283 scheduleWritePackageListLocked(userId); 22284 applyFactoryDefaultBrowserLPw(userId); 22285 primeDomainVerificationsLPw(userId); 22286 } 22287 } 22288 22289 void onNewUserCreated(final int userId) { 22290 mDefaultPermissionPolicy.grantDefaultPermissions(userId); 22291 // If permission review for legacy apps is required, we represent 22292 // dagerous permissions for such apps as always granted runtime 22293 // permissions to keep per user flag state whether review is needed. 22294 // Hence, if a new user is added we have to propagate dangerous 22295 // permission grants for these legacy apps. 22296 if (mPermissionReviewRequired) { 22297 updatePermissionsLPw(null, null, UPDATE_PERMISSIONS_ALL 22298 | UPDATE_PERMISSIONS_REPLACE_ALL); 22299 } 22300 } 22301 22302 @Override 22303 public VerifierDeviceIdentity getVerifierDeviceIdentity() throws RemoteException { 22304 mContext.enforceCallingOrSelfPermission( 22305 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 22306 "Only package verification agents can read the verifier device identity"); 22307 22308 synchronized (mPackages) { 22309 return mSettings.getVerifierDeviceIdentityLPw(); 22310 } 22311 } 22312 22313 @Override 22314 public void setPermissionEnforced(String permission, boolean enforced) { 22315 // TODO: Now that we no longer change GID for storage, this should to away. 22316 mContext.enforceCallingOrSelfPermission(Manifest.permission.GRANT_RUNTIME_PERMISSIONS, 22317 "setPermissionEnforced"); 22318 if (READ_EXTERNAL_STORAGE.equals(permission)) { 22319 synchronized (mPackages) { 22320 if (mSettings.mReadExternalStorageEnforced == null 22321 || mSettings.mReadExternalStorageEnforced != enforced) { 22322 mSettings.mReadExternalStorageEnforced = enforced; 22323 mSettings.writeLPr(); 22324 } 22325 } 22326 // kill any non-foreground processes so we restart them and 22327 // grant/revoke the GID. 22328 final IActivityManager am = ActivityManager.getService(); 22329 if (am != null) { 22330 final long token = Binder.clearCallingIdentity(); 22331 try { 22332 am.killProcessesBelowForeground("setPermissionEnforcement"); 22333 } catch (RemoteException e) { 22334 } finally { 22335 Binder.restoreCallingIdentity(token); 22336 } 22337 } 22338 } else { 22339 throw new IllegalArgumentException("No selective enforcement for " + permission); 22340 } 22341 } 22342 22343 @Override 22344 @Deprecated 22345 public boolean isPermissionEnforced(String permission) { 22346 return true; 22347 } 22348 22349 @Override 22350 public boolean isStorageLow() { 22351 final long token = Binder.clearCallingIdentity(); 22352 try { 22353 final DeviceStorageMonitorInternal 22354 dsm = LocalServices.getService(DeviceStorageMonitorInternal.class); 22355 if (dsm != null) { 22356 return dsm.isMemoryLow(); 22357 } else { 22358 return false; 22359 } 22360 } finally { 22361 Binder.restoreCallingIdentity(token); 22362 } 22363 } 22364 22365 @Override 22366 public IPackageInstaller getPackageInstaller() { 22367 return mInstallerService; 22368 } 22369 22370 private boolean userNeedsBadging(int userId) { 22371 int index = mUserNeedsBadging.indexOfKey(userId); 22372 if (index < 0) { 22373 final UserInfo userInfo; 22374 final long token = Binder.clearCallingIdentity(); 22375 try { 22376 userInfo = sUserManager.getUserInfo(userId); 22377 } finally { 22378 Binder.restoreCallingIdentity(token); 22379 } 22380 final boolean b; 22381 if (userInfo != null && userInfo.isManagedProfile()) { 22382 b = true; 22383 } else { 22384 b = false; 22385 } 22386 mUserNeedsBadging.put(userId, b); 22387 return b; 22388 } 22389 return mUserNeedsBadging.valueAt(index); 22390 } 22391 22392 @Override 22393 public KeySet getKeySetByAlias(String packageName, String alias) { 22394 if (packageName == null || alias == null) { 22395 return null; 22396 } 22397 synchronized(mPackages) { 22398 final PackageParser.Package pkg = mPackages.get(packageName); 22399 if (pkg == null) { 22400 Slog.w(TAG, "KeySet requested for unknown package: " + packageName); 22401 throw new IllegalArgumentException("Unknown package: " + packageName); 22402 } 22403 KeySetManagerService ksms = mSettings.mKeySetManagerService; 22404 return new KeySet(ksms.getKeySetByAliasAndPackageNameLPr(packageName, alias)); 22405 } 22406 } 22407 22408 @Override 22409 public KeySet getSigningKeySet(String packageName) { 22410 if (packageName == null) { 22411 return null; 22412 } 22413 synchronized(mPackages) { 22414 final PackageParser.Package pkg = mPackages.get(packageName); 22415 if (pkg == null) { 22416 Slog.w(TAG, "KeySet requested for unknown package: " + packageName); 22417 throw new IllegalArgumentException("Unknown package: " + packageName); 22418 } 22419 if (pkg.applicationInfo.uid != Binder.getCallingUid() 22420 && Process.SYSTEM_UID != Binder.getCallingUid()) { 22421 throw new SecurityException("May not access signing KeySet of other apps."); 22422 } 22423 KeySetManagerService ksms = mSettings.mKeySetManagerService; 22424 return new KeySet(ksms.getSigningKeySetByPackageNameLPr(packageName)); 22425 } 22426 } 22427 22428 @Override 22429 public boolean isPackageSignedByKeySet(String packageName, KeySet ks) { 22430 if (packageName == null || ks == null) { 22431 return false; 22432 } 22433 synchronized(mPackages) { 22434 final PackageParser.Package pkg = mPackages.get(packageName); 22435 if (pkg == null) { 22436 Slog.w(TAG, "KeySet requested for unknown package: " + packageName); 22437 throw new IllegalArgumentException("Unknown package: " + packageName); 22438 } 22439 IBinder ksh = ks.getToken(); 22440 if (ksh instanceof KeySetHandle) { 22441 KeySetManagerService ksms = mSettings.mKeySetManagerService; 22442 return ksms.packageIsSignedByLPr(packageName, (KeySetHandle) ksh); 22443 } 22444 return false; 22445 } 22446 } 22447 22448 @Override 22449 public boolean isPackageSignedByKeySetExactly(String packageName, KeySet ks) { 22450 if (packageName == null || ks == null) { 22451 return false; 22452 } 22453 synchronized(mPackages) { 22454 final PackageParser.Package pkg = mPackages.get(packageName); 22455 if (pkg == null) { 22456 Slog.w(TAG, "KeySet requested for unknown package: " + packageName); 22457 throw new IllegalArgumentException("Unknown package: " + packageName); 22458 } 22459 IBinder ksh = ks.getToken(); 22460 if (ksh instanceof KeySetHandle) { 22461 KeySetManagerService ksms = mSettings.mKeySetManagerService; 22462 return ksms.packageIsSignedByExactlyLPr(packageName, (KeySetHandle) ksh); 22463 } 22464 return false; 22465 } 22466 } 22467 22468 private void deletePackageIfUnusedLPr(final String packageName) { 22469 PackageSetting ps = mSettings.mPackages.get(packageName); 22470 if (ps == null) { 22471 return; 22472 } 22473 if (!ps.isAnyInstalled(sUserManager.getUserIds())) { 22474 // TODO Implement atomic delete if package is unused 22475 // It is currently possible that the package will be deleted even if it is installed 22476 // after this method returns. 22477 mHandler.post(new Runnable() { 22478 public void run() { 22479 deletePackageX(packageName, PackageManager.VERSION_CODE_HIGHEST, 22480 0, PackageManager.DELETE_ALL_USERS); 22481 } 22482 }); 22483 } 22484 } 22485 22486 /** 22487 * Check and throw if the given before/after packages would be considered a 22488 * downgrade. 22489 */ 22490 private static void checkDowngrade(PackageParser.Package before, PackageInfoLite after) 22491 throws PackageManagerException { 22492 if (after.versionCode < before.mVersionCode) { 22493 throw new PackageManagerException(INSTALL_FAILED_VERSION_DOWNGRADE, 22494 "Update version code " + after.versionCode + " is older than current " 22495 + before.mVersionCode); 22496 } else if (after.versionCode == before.mVersionCode) { 22497 if (after.baseRevisionCode < before.baseRevisionCode) { 22498 throw new PackageManagerException(INSTALL_FAILED_VERSION_DOWNGRADE, 22499 "Update base revision code " + after.baseRevisionCode 22500 + " is older than current " + before.baseRevisionCode); 22501 } 22502 22503 if (!ArrayUtils.isEmpty(after.splitNames)) { 22504 for (int i = 0; i < after.splitNames.length; i++) { 22505 final String splitName = after.splitNames[i]; 22506 final int j = ArrayUtils.indexOf(before.splitNames, splitName); 22507 if (j != -1) { 22508 if (after.splitRevisionCodes[i] < before.splitRevisionCodes[j]) { 22509 throw new PackageManagerException(INSTALL_FAILED_VERSION_DOWNGRADE, 22510 "Update split " + splitName + " revision code " 22511 + after.splitRevisionCodes[i] + " is older than current " 22512 + before.splitRevisionCodes[j]); 22513 } 22514 } 22515 } 22516 } 22517 } 22518 } 22519 22520 private static class MoveCallbacks extends Handler { 22521 private static final int MSG_CREATED = 1; 22522 private static final int MSG_STATUS_CHANGED = 2; 22523 22524 private final RemoteCallbackList<IPackageMoveObserver> 22525 mCallbacks = new RemoteCallbackList<>(); 22526 22527 private final SparseIntArray mLastStatus = new SparseIntArray(); 22528 22529 public MoveCallbacks(Looper looper) { 22530 super(looper); 22531 } 22532 22533 public void register(IPackageMoveObserver callback) { 22534 mCallbacks.register(callback); 22535 } 22536 22537 public void unregister(IPackageMoveObserver callback) { 22538 mCallbacks.unregister(callback); 22539 } 22540 22541 @Override 22542 public void handleMessage(Message msg) { 22543 final SomeArgs args = (SomeArgs) msg.obj; 22544 final int n = mCallbacks.beginBroadcast(); 22545 for (int i = 0; i < n; i++) { 22546 final IPackageMoveObserver callback = mCallbacks.getBroadcastItem(i); 22547 try { 22548 invokeCallback(callback, msg.what, args); 22549 } catch (RemoteException ignored) { 22550 } 22551 } 22552 mCallbacks.finishBroadcast(); 22553 args.recycle(); 22554 } 22555 22556 private void invokeCallback(IPackageMoveObserver callback, int what, SomeArgs args) 22557 throws RemoteException { 22558 switch (what) { 22559 case MSG_CREATED: { 22560 callback.onCreated(args.argi1, (Bundle) args.arg2); 22561 break; 22562 } 22563 case MSG_STATUS_CHANGED: { 22564 callback.onStatusChanged(args.argi1, args.argi2, (long) args.arg3); 22565 break; 22566 } 22567 } 22568 } 22569 22570 private void notifyCreated(int moveId, Bundle extras) { 22571 Slog.v(TAG, "Move " + moveId + " created " + extras.toString()); 22572 22573 final SomeArgs args = SomeArgs.obtain(); 22574 args.argi1 = moveId; 22575 args.arg2 = extras; 22576 obtainMessage(MSG_CREATED, args).sendToTarget(); 22577 } 22578 22579 private void notifyStatusChanged(int moveId, int status) { 22580 notifyStatusChanged(moveId, status, -1); 22581 } 22582 22583 private void notifyStatusChanged(int moveId, int status, long estMillis) { 22584 Slog.v(TAG, "Move " + moveId + " status " + status); 22585 22586 final SomeArgs args = SomeArgs.obtain(); 22587 args.argi1 = moveId; 22588 args.argi2 = status; 22589 args.arg3 = estMillis; 22590 obtainMessage(MSG_STATUS_CHANGED, args).sendToTarget(); 22591 22592 synchronized (mLastStatus) { 22593 mLastStatus.put(moveId, status); 22594 } 22595 } 22596 } 22597 22598 private final static class OnPermissionChangeListeners extends Handler { 22599 private static final int MSG_ON_PERMISSIONS_CHANGED = 1; 22600 22601 private final RemoteCallbackList<IOnPermissionsChangeListener> mPermissionListeners = 22602 new RemoteCallbackList<>(); 22603 22604 public OnPermissionChangeListeners(Looper looper) { 22605 super(looper); 22606 } 22607 22608 @Override 22609 public void handleMessage(Message msg) { 22610 switch (msg.what) { 22611 case MSG_ON_PERMISSIONS_CHANGED: { 22612 final int uid = msg.arg1; 22613 handleOnPermissionsChanged(uid); 22614 } break; 22615 } 22616 } 22617 22618 public void addListenerLocked(IOnPermissionsChangeListener listener) { 22619 mPermissionListeners.register(listener); 22620 22621 } 22622 22623 public void removeListenerLocked(IOnPermissionsChangeListener listener) { 22624 mPermissionListeners.unregister(listener); 22625 } 22626 22627 public void onPermissionsChanged(int uid) { 22628 if (mPermissionListeners.getRegisteredCallbackCount() > 0) { 22629 obtainMessage(MSG_ON_PERMISSIONS_CHANGED, uid, 0).sendToTarget(); 22630 } 22631 } 22632 22633 private void handleOnPermissionsChanged(int uid) { 22634 final int count = mPermissionListeners.beginBroadcast(); 22635 try { 22636 for (int i = 0; i < count; i++) { 22637 IOnPermissionsChangeListener callback = mPermissionListeners 22638 .getBroadcastItem(i); 22639 try { 22640 callback.onPermissionsChanged(uid); 22641 } catch (RemoteException e) { 22642 Log.e(TAG, "Permission listener is dead", e); 22643 } 22644 } 22645 } finally { 22646 mPermissionListeners.finishBroadcast(); 22647 } 22648 } 22649 } 22650 22651 private class PackageManagerInternalImpl extends PackageManagerInternal { 22652 @Override 22653 public void setLocationPackagesProvider(PackagesProvider provider) { 22654 synchronized (mPackages) { 22655 mDefaultPermissionPolicy.setLocationPackagesProviderLPw(provider); 22656 } 22657 } 22658 22659 @Override 22660 public void setVoiceInteractionPackagesProvider(PackagesProvider provider) { 22661 synchronized (mPackages) { 22662 mDefaultPermissionPolicy.setVoiceInteractionPackagesProviderLPw(provider); 22663 } 22664 } 22665 22666 @Override 22667 public void setSmsAppPackagesProvider(PackagesProvider provider) { 22668 synchronized (mPackages) { 22669 mDefaultPermissionPolicy.setSmsAppPackagesProviderLPw(provider); 22670 } 22671 } 22672 22673 @Override 22674 public void setDialerAppPackagesProvider(PackagesProvider provider) { 22675 synchronized (mPackages) { 22676 mDefaultPermissionPolicy.setDialerAppPackagesProviderLPw(provider); 22677 } 22678 } 22679 22680 @Override 22681 public void setSimCallManagerPackagesProvider(PackagesProvider provider) { 22682 synchronized (mPackages) { 22683 mDefaultPermissionPolicy.setSimCallManagerPackagesProviderLPw(provider); 22684 } 22685 } 22686 22687 @Override 22688 public void setSyncAdapterPackagesprovider(SyncAdapterPackagesProvider provider) { 22689 synchronized (mPackages) { 22690 mDefaultPermissionPolicy.setSyncAdapterPackagesProviderLPw(provider); 22691 } 22692 } 22693 22694 @Override 22695 public void grantDefaultPermissionsToDefaultSmsApp(String packageName, int userId) { 22696 synchronized (mPackages) { 22697 mDefaultPermissionPolicy.grantDefaultPermissionsToDefaultSmsAppLPr( 22698 packageName, userId); 22699 } 22700 } 22701 22702 @Override 22703 public void grantDefaultPermissionsToDefaultDialerApp(String packageName, int userId) { 22704 synchronized (mPackages) { 22705 mSettings.setDefaultDialerPackageNameLPw(packageName, userId); 22706 mDefaultPermissionPolicy.grantDefaultPermissionsToDefaultDialerAppLPr( 22707 packageName, userId); 22708 } 22709 } 22710 22711 @Override 22712 public void grantDefaultPermissionsToDefaultSimCallManager(String packageName, int userId) { 22713 synchronized (mPackages) { 22714 mDefaultPermissionPolicy.grantDefaultPermissionsToDefaultSimCallManagerLPr( 22715 packageName, userId); 22716 } 22717 } 22718 22719 @Override 22720 public void setKeepUninstalledPackages(final List<String> packageList) { 22721 Preconditions.checkNotNull(packageList); 22722 List<String> removedFromList = null; 22723 synchronized (mPackages) { 22724 if (mKeepUninstalledPackages != null) { 22725 final int packagesCount = mKeepUninstalledPackages.size(); 22726 for (int i = 0; i < packagesCount; i++) { 22727 String oldPackage = mKeepUninstalledPackages.get(i); 22728 if (packageList != null && packageList.contains(oldPackage)) { 22729 continue; 22730 } 22731 if (removedFromList == null) { 22732 removedFromList = new ArrayList<>(); 22733 } 22734 removedFromList.add(oldPackage); 22735 } 22736 } 22737 mKeepUninstalledPackages = new ArrayList<>(packageList); 22738 if (removedFromList != null) { 22739 final int removedCount = removedFromList.size(); 22740 for (int i = 0; i < removedCount; i++) { 22741 deletePackageIfUnusedLPr(removedFromList.get(i)); 22742 } 22743 } 22744 } 22745 } 22746 22747 @Override 22748 public boolean isPermissionsReviewRequired(String packageName, int userId) { 22749 synchronized (mPackages) { 22750 // If we do not support permission review, done. 22751 if (!mPermissionReviewRequired) { 22752 return false; 22753 } 22754 22755 PackageSetting packageSetting = mSettings.mPackages.get(packageName); 22756 if (packageSetting == null) { 22757 return false; 22758 } 22759 22760 // Permission review applies only to apps not supporting the new permission model. 22761 if (packageSetting.pkg.applicationInfo.targetSdkVersion >= Build.VERSION_CODES.M) { 22762 return false; 22763 } 22764 22765 // Legacy apps have the permission and get user consent on launch. 22766 PermissionsState permissionsState = packageSetting.getPermissionsState(); 22767 return permissionsState.isPermissionReviewRequired(userId); 22768 } 22769 } 22770 22771 @Override 22772 public ApplicationInfo getApplicationInfo(String packageName, int userId) { 22773 return PackageManagerService.this.getApplicationInfo(packageName, 0 /*flags*/, userId); 22774 } 22775 22776 @Override 22777 public ComponentName getHomeActivitiesAsUser(List<ResolveInfo> allHomeCandidates, 22778 int userId) { 22779 return PackageManagerService.this.getHomeActivitiesAsUser(allHomeCandidates, userId); 22780 } 22781 22782 @Override 22783 public void setDeviceAndProfileOwnerPackages( 22784 int deviceOwnerUserId, String deviceOwnerPackage, 22785 SparseArray<String> profileOwnerPackages) { 22786 mProtectedPackages.setDeviceAndProfileOwnerPackages( 22787 deviceOwnerUserId, deviceOwnerPackage, profileOwnerPackages); 22788 } 22789 22790 @Override 22791 public boolean isPackageDataProtected(int userId, String packageName) { 22792 return mProtectedPackages.isPackageDataProtected(userId, packageName); 22793 } 22794 22795 @Override 22796 public boolean isPackageEphemeral(int userId, String packageName) { 22797 synchronized (mPackages) { 22798 PackageParser.Package p = mPackages.get(packageName); 22799 return p != null ? p.applicationInfo.isInstantApp() : false; 22800 } 22801 } 22802 22803 @Override 22804 public boolean wasPackageEverLaunched(String packageName, int userId) { 22805 synchronized (mPackages) { 22806 return mSettings.wasPackageEverLaunchedLPr(packageName, userId); 22807 } 22808 } 22809 22810 @Override 22811 public void grantRuntimePermission(String packageName, String name, int userId, 22812 boolean overridePolicy) { 22813 PackageManagerService.this.grantRuntimePermission(packageName, name, userId, 22814 overridePolicy); 22815 } 22816 22817 @Override 22818 public void revokeRuntimePermission(String packageName, String name, int userId, 22819 boolean overridePolicy) { 22820 PackageManagerService.this.revokeRuntimePermission(packageName, name, userId, 22821 overridePolicy); 22822 } 22823 22824 @Override 22825 public String getNameForUid(int uid) { 22826 return PackageManagerService.this.getNameForUid(uid); 22827 } 22828 22829 @Override 22830 public void requestEphemeralResolutionPhaseTwo(EphemeralResponse responseObj, 22831 Intent origIntent, String resolvedType, Intent launchIntent, 22832 String callingPackage, int userId) { 22833 PackageManagerService.this.requestEphemeralResolutionPhaseTwo( 22834 responseObj, origIntent, resolvedType, launchIntent, callingPackage, userId); 22835 } 22836 22837 @Override 22838 public void grantEphemeralAccess(int userId, Intent intent, 22839 int targetAppId, int ephemeralAppId) { 22840 synchronized (mPackages) { 22841 mInstantAppRegistry.grantInstantAccessLPw(userId, intent, 22842 targetAppId, ephemeralAppId); 22843 } 22844 } 22845 22846 @Override 22847 public void pruneInstantApps() { 22848 synchronized (mPackages) { 22849 mInstantAppRegistry.pruneInstantAppsLPw(); 22850 } 22851 } 22852 22853 @Override 22854 public String getSetupWizardPackageName() { 22855 return mSetupWizardPackage; 22856 } 22857 22858 public void setExternalSourcesPolicy(ExternalSourcesPolicy policy) { 22859 if (policy != null) { 22860 mExternalSourcesPolicy = policy; 22861 } 22862 } 22863 22864 @Override 22865 public boolean isPackagePersistent(String packageName) { 22866 synchronized (mPackages) { 22867 PackageParser.Package pkg = mPackages.get(packageName); 22868 return pkg != null 22869 ? ((pkg.applicationInfo.flags&(ApplicationInfo.FLAG_SYSTEM 22870 | ApplicationInfo.FLAG_PERSISTENT)) == 22871 (ApplicationInfo.FLAG_SYSTEM | ApplicationInfo.FLAG_PERSISTENT)) 22872 : false; 22873 } 22874 } 22875 22876 @Override 22877 public List<PackageInfo> getOverlayPackages(int userId) { 22878 final ArrayList<PackageInfo> overlayPackages = new ArrayList<PackageInfo>(); 22879 synchronized (mPackages) { 22880 for (PackageParser.Package p : mPackages.values()) { 22881 if (p.mOverlayTarget != null) { 22882 PackageInfo pkg = generatePackageInfo((PackageSetting)p.mExtras, 0, userId); 22883 if (pkg != null) { 22884 overlayPackages.add(pkg); 22885 } 22886 } 22887 } 22888 } 22889 return overlayPackages; 22890 } 22891 22892 @Override 22893 public List<String> getTargetPackageNames(int userId) { 22894 List<String> targetPackages = new ArrayList<>(); 22895 synchronized (mPackages) { 22896 for (PackageParser.Package p : mPackages.values()) { 22897 if (p.mOverlayTarget == null) { 22898 targetPackages.add(p.packageName); 22899 } 22900 } 22901 } 22902 return targetPackages; 22903 } 22904 22905 22906 @Override 22907 public boolean setEnabledOverlayPackages(int userId, String targetPackageName, 22908 List<String> overlayPackageNames) { 22909 // TODO: implement when we integrate OMS properly 22910 return false; 22911 } 22912 } 22913 22914 @Override 22915 public void grantDefaultPermissionsToEnabledCarrierApps(String[] packageNames, int userId) { 22916 enforceSystemOrPhoneCaller("grantPermissionsToEnabledCarrierApps"); 22917 synchronized (mPackages) { 22918 final long identity = Binder.clearCallingIdentity(); 22919 try { 22920 mDefaultPermissionPolicy.grantDefaultPermissionsToEnabledCarrierAppsLPr( 22921 packageNames, userId); 22922 } finally { 22923 Binder.restoreCallingIdentity(identity); 22924 } 22925 } 22926 } 22927 22928 @Override 22929 public void grantDefaultPermissionsToEnabledImsServices(String[] packageNames, int userId) { 22930 enforceSystemOrPhoneCaller("grantDefaultPermissionsToEnabledImsServices"); 22931 synchronized (mPackages) { 22932 final long identity = Binder.clearCallingIdentity(); 22933 try { 22934 mDefaultPermissionPolicy.grantDefaultPermissionsToEnabledImsServicesLPr( 22935 packageNames, userId); 22936 } finally { 22937 Binder.restoreCallingIdentity(identity); 22938 } 22939 } 22940 } 22941 22942 private static void enforceSystemOrPhoneCaller(String tag) { 22943 int callingUid = Binder.getCallingUid(); 22944 if (callingUid != Process.PHONE_UID && callingUid != Process.SYSTEM_UID) { 22945 throw new SecurityException( 22946 "Cannot call " + tag + " from UID " + callingUid); 22947 } 22948 } 22949 22950 boolean isHistoricalPackageUsageAvailable() { 22951 return mPackageUsage.isHistoricalPackageUsageAvailable(); 22952 } 22953 22954 /** 22955 * Return a <b>copy</b> of the collection of packages known to the package manager. 22956 * @return A copy of the values of mPackages. 22957 */ 22958 Collection<PackageParser.Package> getPackages() { 22959 synchronized (mPackages) { 22960 return new ArrayList<>(mPackages.values()); 22961 } 22962 } 22963 22964 /** 22965 * Logs process start information (including base APK hash) to the security log. 22966 * @hide 22967 */ 22968 public void logAppProcessStartIfNeeded(String processName, int uid, String seinfo, 22969 String apkFile, int pid) { 22970 if (!SecurityLog.isLoggingEnabled()) { 22971 return; 22972 } 22973 Bundle data = new Bundle(); 22974 data.putLong("startTimestamp", System.currentTimeMillis()); 22975 data.putString("processName", processName); 22976 data.putInt("uid", uid); 22977 data.putString("seinfo", seinfo); 22978 data.putString("apkFile", apkFile); 22979 data.putInt("pid", pid); 22980 Message msg = mProcessLoggingHandler.obtainMessage( 22981 ProcessLoggingHandler.LOG_APP_PROCESS_START_MSG); 22982 msg.setData(data); 22983 mProcessLoggingHandler.sendMessage(msg); 22984 } 22985 22986 public CompilerStats.PackageStats getCompilerPackageStats(String pkgName) { 22987 return mCompilerStats.getPackageStats(pkgName); 22988 } 22989 22990 public CompilerStats.PackageStats getOrCreateCompilerPackageStats(PackageParser.Package pkg) { 22991 return getOrCreateCompilerPackageStats(pkg.packageName); 22992 } 22993 22994 public CompilerStats.PackageStats getOrCreateCompilerPackageStats(String pkgName) { 22995 return mCompilerStats.getOrCreatePackageStats(pkgName); 22996 } 22997 22998 public void deleteCompilerPackageStats(String pkgName) { 22999 mCompilerStats.deletePackageStats(pkgName); 23000 } 23001 23002 @Override 23003 public int getInstallReason(String packageName, int userId) { 23004 enforceCrossUserPermission(Binder.getCallingUid(), userId, 23005 true /* requireFullPermission */, false /* checkShell */, 23006 "get install reason"); 23007 synchronized (mPackages) { 23008 final PackageSetting ps = mSettings.mPackages.get(packageName); 23009 if (ps != null) { 23010 return ps.getInstallReason(userId); 23011 } 23012 } 23013 return PackageManager.INSTALL_REASON_UNKNOWN; 23014 } 23015 23016 @Override 23017 public boolean canRequestPackageInstalls(String packageName, int userId) { 23018 int callingUid = Binder.getCallingUid(); 23019 int uid = getPackageUid(packageName, 0, userId); 23020 if (callingUid != uid && callingUid != Process.ROOT_UID 23021 && callingUid != Process.SYSTEM_UID) { 23022 throw new SecurityException( 23023 "Caller uid " + callingUid + " does not own package " + packageName); 23024 } 23025 ApplicationInfo info = getApplicationInfo(packageName, 0, userId); 23026 if (info == null) { 23027 return false; 23028 } 23029 if (info.targetSdkVersion < Build.VERSION_CODES.O) { 23030 throw new UnsupportedOperationException( 23031 "Operation only supported on apps targeting Android O or higher"); 23032 } 23033 String appOpPermission = Manifest.permission.REQUEST_INSTALL_PACKAGES; 23034 String[] packagesDeclaringPermission = getAppOpPermissionPackages(appOpPermission); 23035 if (!ArrayUtils.contains(packagesDeclaringPermission, packageName)) { 23036 throw new SecurityException("Need to declare " + appOpPermission + " to call this api"); 23037 } 23038 if (sUserManager.hasUserRestriction(UserManager.DISALLOW_INSTALL_UNKNOWN_SOURCES, userId)) { 23039 return false; 23040 } 23041 if (mExternalSourcesPolicy != null) { 23042 int isTrusted = mExternalSourcesPolicy.getPackageTrustedToInstallApps(packageName, uid); 23043 if (isTrusted != PackageManagerInternal.ExternalSourcesPolicy.USER_DEFAULT) { 23044 return isTrusted == PackageManagerInternal.ExternalSourcesPolicy.USER_TRUSTED; 23045 } 23046 } 23047 return checkUidPermission(appOpPermission, uid) == PERMISSION_GRANTED; 23048 } 23049} 23050