PackageManagerService.java revision 860d8b9a7c1742817ea360a7433139786196accb
1/* 2 * Copyright (C) 2006 The Android Open Source Project 3 * 4 * Licensed under the Apache License, Version 2.0 (the "License"); 5 * you may not use this file except in compliance with the License. 6 * You may obtain a copy of the License at 7 * 8 * http://www.apache.org/licenses/LICENSE-2.0 9 * 10 * Unless required by applicable law or agreed to in writing, software 11 * distributed under the License is distributed on an "AS IS" BASIS, 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13 * See the License for the specific language governing permissions and 14 * limitations under the License. 15 */ 16 17package com.android.server.pm; 18 19import static android.Manifest.permission.DELETE_PACKAGES; 20import static android.Manifest.permission.INSTALL_PACKAGES; 21import static android.Manifest.permission.READ_EXTERNAL_STORAGE; 22import static android.Manifest.permission.REQUEST_DELETE_PACKAGES; 23import static android.Manifest.permission.REQUEST_INSTALL_PACKAGES; 24import static android.Manifest.permission.WRITE_EXTERNAL_STORAGE; 25import static android.Manifest.permission.WRITE_MEDIA_STORAGE; 26import static android.content.pm.PackageManager.COMPONENT_ENABLED_STATE_DEFAULT; 27import static android.content.pm.PackageManager.COMPONENT_ENABLED_STATE_DISABLED; 28import static android.content.pm.PackageManager.COMPONENT_ENABLED_STATE_DISABLED_UNTIL_USED; 29import static android.content.pm.PackageManager.COMPONENT_ENABLED_STATE_DISABLED_USER; 30import static android.content.pm.PackageManager.COMPONENT_ENABLED_STATE_ENABLED; 31import static android.content.pm.PackageManager.DELETE_KEEP_DATA; 32import static android.content.pm.PackageManager.FLAG_PERMISSION_GRANTED_BY_DEFAULT; 33import static android.content.pm.PackageManager.FLAG_PERMISSION_POLICY_FIXED; 34import static android.content.pm.PackageManager.FLAG_PERMISSION_REVIEW_REQUIRED; 35import static android.content.pm.PackageManager.FLAG_PERMISSION_REVOKE_ON_UPGRADE; 36import static android.content.pm.PackageManager.FLAG_PERMISSION_SYSTEM_FIXED; 37import static android.content.pm.PackageManager.FLAG_PERMISSION_USER_FIXED; 38import static android.content.pm.PackageManager.FLAG_PERMISSION_USER_SET; 39import static android.content.pm.PackageManager.INSTALL_EXTERNAL; 40import static android.content.pm.PackageManager.INSTALL_FAILED_ALREADY_EXISTS; 41import static android.content.pm.PackageManager.INSTALL_FAILED_CONFLICTING_PROVIDER; 42import static android.content.pm.PackageManager.INSTALL_FAILED_DUPLICATE_PACKAGE; 43import static android.content.pm.PackageManager.INSTALL_FAILED_DUPLICATE_PERMISSION; 44import static android.content.pm.PackageManager.INSTALL_FAILED_EPHEMERAL_INVALID; 45import static android.content.pm.PackageManager.INSTALL_FAILED_INSUFFICIENT_STORAGE; 46import static android.content.pm.PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 47import static android.content.pm.PackageManager.INSTALL_FAILED_INVALID_APK; 48import static android.content.pm.PackageManager.INSTALL_FAILED_INVALID_INSTALL_LOCATION; 49import static android.content.pm.PackageManager.INSTALL_FAILED_MISSING_SHARED_LIBRARY; 50import static android.content.pm.PackageManager.INSTALL_FAILED_PACKAGE_CHANGED; 51import static android.content.pm.PackageManager.INSTALL_FAILED_REPLACE_COULDNT_DELETE; 52import static android.content.pm.PackageManager.INSTALL_FAILED_SHARED_USER_INCOMPATIBLE; 53import static android.content.pm.PackageManager.INSTALL_FAILED_TEST_ONLY; 54import static android.content.pm.PackageManager.INSTALL_FAILED_UPDATE_INCOMPATIBLE; 55import static android.content.pm.PackageManager.INSTALL_FAILED_USER_RESTRICTED; 56import static android.content.pm.PackageManager.INSTALL_FAILED_VERSION_DOWNGRADE; 57import static android.content.pm.PackageManager.INSTALL_FORWARD_LOCK; 58import static android.content.pm.PackageManager.INSTALL_INTERNAL; 59import static android.content.pm.PackageManager.INSTALL_PARSE_FAILED_INCONSISTENT_CERTIFICATES; 60import static android.content.pm.PackageManager.INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS; 61import static android.content.pm.PackageManager.INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS_ASK; 62import static android.content.pm.PackageManager.INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK; 63import static android.content.pm.PackageManager.INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER; 64import static android.content.pm.PackageManager.INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED; 65import static android.content.pm.PackageManager.MATCH_ALL; 66import static android.content.pm.PackageManager.MATCH_ANY_USER; 67import static android.content.pm.PackageManager.MATCH_DEBUG_TRIAGED_MISSING; 68import static android.content.pm.PackageManager.MATCH_DIRECT_BOOT_AWARE; 69import static android.content.pm.PackageManager.MATCH_DIRECT_BOOT_UNAWARE; 70import static android.content.pm.PackageManager.MATCH_DISABLED_COMPONENTS; 71import static android.content.pm.PackageManager.MATCH_FACTORY_ONLY; 72import static android.content.pm.PackageManager.MATCH_KNOWN_PACKAGES; 73import static android.content.pm.PackageManager.MATCH_SYSTEM_ONLY; 74import static android.content.pm.PackageManager.MATCH_UNINSTALLED_PACKAGES; 75import static android.content.pm.PackageManager.MOVE_FAILED_3RD_PARTY_NOT_ALLOWED_ON_INTERNAL; 76import static android.content.pm.PackageManager.MOVE_FAILED_DEVICE_ADMIN; 77import static android.content.pm.PackageManager.MOVE_FAILED_DOESNT_EXIST; 78import static android.content.pm.PackageManager.MOVE_FAILED_INTERNAL_ERROR; 79import static android.content.pm.PackageManager.MOVE_FAILED_OPERATION_PENDING; 80import static android.content.pm.PackageManager.MOVE_FAILED_SYSTEM_PACKAGE; 81import static android.content.pm.PackageManager.PERMISSION_DENIED; 82import static android.content.pm.PackageManager.PERMISSION_GRANTED; 83import static android.content.pm.PackageParser.PARSE_IS_PRIVILEGED; 84import static android.content.pm.PackageParser.isApkFile; 85import static android.os.Trace.TRACE_TAG_PACKAGE_MANAGER; 86import static android.system.OsConstants.O_CREAT; 87import static android.system.OsConstants.O_RDWR; 88import static com.android.internal.app.IntentForwarderActivity.FORWARD_INTENT_TO_MANAGED_PROFILE; 89import static com.android.internal.app.IntentForwarderActivity.FORWARD_INTENT_TO_PARENT; 90import static com.android.internal.content.NativeLibraryHelper.LIB64_DIR_NAME; 91import static com.android.internal.content.NativeLibraryHelper.LIB_DIR_NAME; 92import static com.android.internal.util.ArrayUtils.appendInt; 93import static com.android.server.pm.Installer.DEXOPT_PUBLIC; 94import static com.android.server.pm.InstructionSets.getAppDexInstructionSets; 95import static com.android.server.pm.InstructionSets.getDexCodeInstructionSet; 96import static com.android.server.pm.InstructionSets.getDexCodeInstructionSets; 97import static com.android.server.pm.InstructionSets.getPreferredInstructionSet; 98import static com.android.server.pm.InstructionSets.getPrimaryInstructionSet; 99import static com.android.server.pm.PackageManagerServiceCompilerMapping.getCompilerFilterForReason; 100import static com.android.server.pm.PackageManagerServiceCompilerMapping.getFullCompilerFilter; 101import static com.android.server.pm.PackageManagerServiceCompilerMapping.getNonProfileGuidedCompilerFilter; 102import static com.android.server.pm.PermissionsState.PERMISSION_OPERATION_FAILURE; 103import static com.android.server.pm.PermissionsState.PERMISSION_OPERATION_SUCCESS; 104import static com.android.server.pm.PermissionsState.PERMISSION_OPERATION_SUCCESS_GIDS_CHANGED; 105 106import android.Manifest; 107import android.annotation.NonNull; 108import android.annotation.Nullable; 109import android.app.ActivityManager; 110import android.app.AppOpsManager; 111import android.app.IActivityManager; 112import android.app.ResourcesManager; 113import android.app.admin.IDevicePolicyManager; 114import android.app.admin.SecurityLog; 115import android.app.backup.IBackupManager; 116import android.content.BroadcastReceiver; 117import android.content.ComponentName; 118import android.content.ContentResolver; 119import android.content.Context; 120import android.content.IIntentReceiver; 121import android.content.Intent; 122import android.content.IntentFilter; 123import android.content.IntentSender; 124import android.content.IntentSender.SendIntentException; 125import android.content.ServiceConnection; 126import android.content.pm.ActivityInfo; 127import android.content.pm.ApplicationInfo; 128import android.content.pm.AppsQueryHelper; 129import android.content.pm.ComponentInfo; 130import android.content.pm.InstantAppInfo; 131import android.content.pm.EphemeralRequest; 132import android.content.pm.EphemeralResolveInfo; 133import android.content.pm.EphemeralResponse; 134import android.content.pm.FallbackCategoryProvider; 135import android.content.pm.FeatureInfo; 136import android.content.pm.IOnPermissionsChangeListener; 137import android.content.pm.IPackageDataObserver; 138import android.content.pm.IPackageDeleteObserver; 139import android.content.pm.IPackageDeleteObserver2; 140import android.content.pm.IPackageInstallObserver2; 141import android.content.pm.IPackageInstaller; 142import android.content.pm.IPackageManager; 143import android.content.pm.IPackageMoveObserver; 144import android.content.pm.IPackageStatsObserver; 145import android.content.pm.InstrumentationInfo; 146import android.content.pm.IntentFilterVerificationInfo; 147import android.content.pm.KeySet; 148import android.content.pm.PackageCleanItem; 149import android.content.pm.PackageInfo; 150import android.content.pm.PackageInfoLite; 151import android.content.pm.PackageInstaller; 152import android.content.pm.PackageManager; 153import android.content.pm.PackageManager.LegacyPackageDeleteObserver; 154import android.content.pm.PackageManagerInternal; 155import android.content.pm.PackageParser; 156import android.content.pm.PackageParser.ActivityIntentInfo; 157import android.content.pm.PackageParser.PackageLite; 158import android.content.pm.PackageParser.PackageParserException; 159import android.content.pm.PackageStats; 160import android.content.pm.PackageUserState; 161import android.content.pm.ParceledListSlice; 162import android.content.pm.PermissionGroupInfo; 163import android.content.pm.PermissionInfo; 164import android.content.pm.ProviderInfo; 165import android.content.pm.ResolveInfo; 166import android.content.pm.ServiceInfo; 167import android.content.pm.SharedLibraryInfo; 168import android.content.pm.Signature; 169import android.content.pm.UserInfo; 170import android.content.pm.VerifierDeviceIdentity; 171import android.content.pm.VerifierInfo; 172import android.content.pm.VersionedPackage; 173import android.content.res.Resources; 174import android.graphics.Bitmap; 175import android.hardware.display.DisplayManager; 176import android.net.Uri; 177import android.os.Binder; 178import android.os.Build; 179import android.os.Bundle; 180import android.os.Debug; 181import android.os.Environment; 182import android.os.Environment.UserEnvironment; 183import android.os.FileUtils; 184import android.os.Handler; 185import android.os.IBinder; 186import android.os.Looper; 187import android.os.Message; 188import android.os.Parcel; 189import android.os.ParcelFileDescriptor; 190import android.os.PatternMatcher; 191import android.os.Process; 192import android.os.RemoteCallbackList; 193import android.os.RemoteException; 194import android.os.ResultReceiver; 195import android.os.SELinux; 196import android.os.ServiceManager; 197import android.os.ShellCallback; 198import android.os.SystemClock; 199import android.os.SystemProperties; 200import android.os.Trace; 201import android.os.UserHandle; 202import android.os.UserManager; 203import android.os.UserManagerInternal; 204import android.os.storage.IStorageManager; 205import android.os.storage.StorageManagerInternal; 206import android.os.storage.StorageEventListener; 207import android.os.storage.StorageManager; 208import android.os.storage.VolumeInfo; 209import android.os.storage.VolumeRecord; 210import android.provider.Settings.Global; 211import android.provider.Settings.Secure; 212import android.security.KeyStore; 213import android.security.SystemKeyStore; 214import android.system.ErrnoException; 215import android.system.Os; 216import android.text.TextUtils; 217import android.text.format.DateUtils; 218import android.util.ArrayMap; 219import android.util.ArraySet; 220import android.util.Base64; 221import android.util.DisplayMetrics; 222import android.util.EventLog; 223import android.util.ExceptionUtils; 224import android.util.Log; 225import android.util.LogPrinter; 226import android.util.MathUtils; 227import android.util.PackageUtils; 228import android.util.Pair; 229import android.util.PrintStreamPrinter; 230import android.util.Slog; 231import android.util.SparseArray; 232import android.util.SparseBooleanArray; 233import android.util.SparseIntArray; 234import android.util.Xml; 235import android.util.jar.StrictJarFile; 236import android.view.Display; 237 238import com.android.internal.R; 239import com.android.internal.annotations.GuardedBy; 240import com.android.internal.app.IMediaContainerService; 241import com.android.internal.app.ResolverActivity; 242import com.android.internal.content.NativeLibraryHelper; 243import com.android.internal.content.PackageHelper; 244import com.android.internal.logging.MetricsLogger; 245import com.android.internal.logging.nano.MetricsProto.MetricsEvent; 246import com.android.internal.os.IParcelFileDescriptorFactory; 247import com.android.internal.os.RoSystemProperties; 248import com.android.internal.os.SomeArgs; 249import com.android.internal.os.Zygote; 250import com.android.internal.telephony.CarrierAppUtils; 251import com.android.internal.util.ArrayUtils; 252import com.android.internal.util.FastPrintWriter; 253import com.android.internal.util.FastXmlSerializer; 254import com.android.internal.util.IndentingPrintWriter; 255import com.android.internal.util.Preconditions; 256import com.android.internal.util.XmlUtils; 257import com.android.server.AttributeCache; 258import com.android.server.BackgroundDexOptJobService; 259import com.android.server.DeviceIdleController; 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 public static final class SharedLibraryEntry { 725 public final String path; 726 public final String apk; 727 public final SharedLibraryInfo info; 728 729 SharedLibraryEntry(String _path, String _apk, String name, int version, int type, 730 String declaringPackageName, int declaringPackageVersionCode) { 731 path = _path; 732 apk = _apk; 733 info = new SharedLibraryInfo(name, version, type, new VersionedPackage( 734 declaringPackageName, declaringPackageVersionCode), null); 735 } 736 } 737 738 // Currently known shared libraries. 739 final ArrayMap<String, SparseArray<SharedLibraryEntry>> mSharedLibraries = new ArrayMap<>(); 740 final ArrayMap<String, SparseArray<SharedLibraryEntry>> mStaticLibsByDeclaringPackage = 741 new ArrayMap<>(); 742 743 // All available activities, for your resolving pleasure. 744 final ActivityIntentResolver mActivities = 745 new ActivityIntentResolver(); 746 747 // All available receivers, for your resolving pleasure. 748 final ActivityIntentResolver mReceivers = 749 new ActivityIntentResolver(); 750 751 // All available services, for your resolving pleasure. 752 final ServiceIntentResolver mServices = new ServiceIntentResolver(); 753 754 // All available providers, for your resolving pleasure. 755 final ProviderIntentResolver mProviders = new ProviderIntentResolver(); 756 757 // Mapping from provider base names (first directory in content URI codePath) 758 // to the provider information. 759 final ArrayMap<String, PackageParser.Provider> mProvidersByAuthority = 760 new ArrayMap<String, PackageParser.Provider>(); 761 762 // Mapping from instrumentation class names to info about them. 763 final ArrayMap<ComponentName, PackageParser.Instrumentation> mInstrumentation = 764 new ArrayMap<ComponentName, PackageParser.Instrumentation>(); 765 766 // Mapping from permission names to info about them. 767 final ArrayMap<String, PackageParser.PermissionGroup> mPermissionGroups = 768 new ArrayMap<String, PackageParser.PermissionGroup>(); 769 770 // Packages whose data we have transfered into another package, thus 771 // should no longer exist. 772 final ArraySet<String> mTransferedPackages = new ArraySet<String>(); 773 774 // Broadcast actions that are only available to the system. 775 final ArraySet<String> mProtectedBroadcasts = new ArraySet<String>(); 776 777 /** List of packages waiting for verification. */ 778 final SparseArray<PackageVerificationState> mPendingVerification 779 = new SparseArray<PackageVerificationState>(); 780 781 /** Set of packages associated with each app op permission. */ 782 final ArrayMap<String, ArraySet<String>> mAppOpPermissionPackages = new ArrayMap<>(); 783 784 final PackageInstallerService mInstallerService; 785 786 private final PackageDexOptimizer mPackageDexOptimizer; 787 // DexManager handles the usage of dex files (e.g. secondary files, whether or not a package 788 // is used by other apps). 789 private final DexManager mDexManager; 790 791 private AtomicInteger mNextMoveId = new AtomicInteger(); 792 private final MoveCallbacks mMoveCallbacks; 793 794 private final OnPermissionChangeListeners mOnPermissionChangeListeners; 795 796 // Cache of users who need badging. 797 SparseBooleanArray mUserNeedsBadging = new SparseBooleanArray(); 798 799 /** Token for keys in mPendingVerification. */ 800 private int mPendingVerificationToken = 0; 801 802 volatile boolean mSystemReady; 803 volatile boolean mSafeMode; 804 volatile boolean mHasSystemUidErrors; 805 806 ApplicationInfo mAndroidApplication; 807 final ActivityInfo mResolveActivity = new ActivityInfo(); 808 final ResolveInfo mResolveInfo = new ResolveInfo(); 809 ComponentName mResolveComponentName; 810 PackageParser.Package mPlatformPackage; 811 ComponentName mCustomResolverComponentName; 812 813 boolean mResolverReplaced = false; 814 815 private final @Nullable ComponentName mIntentFilterVerifierComponent; 816 private final @Nullable IntentFilterVerifier<ActivityIntentInfo> mIntentFilterVerifier; 817 818 private int mIntentFilterVerificationToken = 0; 819 820 /** The service connection to the ephemeral resolver */ 821 final EphemeralResolverConnection mEphemeralResolverConnection; 822 823 /** Component used to install ephemeral applications */ 824 ComponentName mEphemeralInstallerComponent; 825 final ActivityInfo mEphemeralInstallerActivity = new ActivityInfo(); 826 final ResolveInfo mEphemeralInstallerInfo = new ResolveInfo(); 827 828 final SparseArray<IntentFilterVerificationState> mIntentFilterVerificationStates 829 = new SparseArray<IntentFilterVerificationState>(); 830 831 final DefaultPermissionGrantPolicy mDefaultPermissionPolicy; 832 833 // List of packages names to keep cached, even if they are uninstalled for all users 834 private List<String> mKeepUninstalledPackages; 835 836 private UserManagerInternal mUserManagerInternal; 837 838 private DeviceIdleController.LocalService mDeviceIdleController; 839 840 private File mCacheDir; 841 842 private ArraySet<String> mPrivappPermissionsViolations; 843 844 private static class IFVerificationParams { 845 PackageParser.Package pkg; 846 boolean replacing; 847 int userId; 848 int verifierUid; 849 850 public IFVerificationParams(PackageParser.Package _pkg, boolean _replacing, 851 int _userId, int _verifierUid) { 852 pkg = _pkg; 853 replacing = _replacing; 854 userId = _userId; 855 replacing = _replacing; 856 verifierUid = _verifierUid; 857 } 858 } 859 860 private interface IntentFilterVerifier<T extends IntentFilter> { 861 boolean addOneIntentFilterVerification(int verifierId, int userId, int verificationId, 862 T filter, String packageName); 863 void startVerifications(int userId); 864 void receiveVerificationResponse(int verificationId); 865 } 866 867 private class IntentVerifierProxy implements IntentFilterVerifier<ActivityIntentInfo> { 868 private Context mContext; 869 private ComponentName mIntentFilterVerifierComponent; 870 private ArrayList<Integer> mCurrentIntentFilterVerifications = new ArrayList<Integer>(); 871 872 public IntentVerifierProxy(Context context, ComponentName verifierComponent) { 873 mContext = context; 874 mIntentFilterVerifierComponent = verifierComponent; 875 } 876 877 private String getDefaultScheme() { 878 return IntentFilter.SCHEME_HTTPS; 879 } 880 881 @Override 882 public void startVerifications(int userId) { 883 // Launch verifications requests 884 int count = mCurrentIntentFilterVerifications.size(); 885 for (int n=0; n<count; n++) { 886 int verificationId = mCurrentIntentFilterVerifications.get(n); 887 final IntentFilterVerificationState ivs = 888 mIntentFilterVerificationStates.get(verificationId); 889 890 String packageName = ivs.getPackageName(); 891 892 ArrayList<PackageParser.ActivityIntentInfo> filters = ivs.getFilters(); 893 final int filterCount = filters.size(); 894 ArraySet<String> domainsSet = new ArraySet<>(); 895 for (int m=0; m<filterCount; m++) { 896 PackageParser.ActivityIntentInfo filter = filters.get(m); 897 domainsSet.addAll(filter.getHostsList()); 898 } 899 synchronized (mPackages) { 900 if (mSettings.createIntentFilterVerificationIfNeededLPw( 901 packageName, domainsSet) != null) { 902 scheduleWriteSettingsLocked(); 903 } 904 } 905 sendVerificationRequest(userId, verificationId, ivs); 906 } 907 mCurrentIntentFilterVerifications.clear(); 908 } 909 910 private void sendVerificationRequest(int userId, int verificationId, 911 IntentFilterVerificationState ivs) { 912 913 Intent verificationIntent = new Intent(Intent.ACTION_INTENT_FILTER_NEEDS_VERIFICATION); 914 verificationIntent.putExtra( 915 PackageManager.EXTRA_INTENT_FILTER_VERIFICATION_ID, 916 verificationId); 917 verificationIntent.putExtra( 918 PackageManager.EXTRA_INTENT_FILTER_VERIFICATION_URI_SCHEME, 919 getDefaultScheme()); 920 verificationIntent.putExtra( 921 PackageManager.EXTRA_INTENT_FILTER_VERIFICATION_HOSTS, 922 ivs.getHostsString()); 923 verificationIntent.putExtra( 924 PackageManager.EXTRA_INTENT_FILTER_VERIFICATION_PACKAGE_NAME, 925 ivs.getPackageName()); 926 verificationIntent.setComponent(mIntentFilterVerifierComponent); 927 verificationIntent.addFlags(Intent.FLAG_RECEIVER_FOREGROUND); 928 929 UserHandle user = new UserHandle(userId); 930 mContext.sendBroadcastAsUser(verificationIntent, user); 931 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 932 "Sending IntentFilter verification broadcast"); 933 } 934 935 public void receiveVerificationResponse(int verificationId) { 936 IntentFilterVerificationState ivs = mIntentFilterVerificationStates.get(verificationId); 937 938 final boolean verified = ivs.isVerified(); 939 940 ArrayList<PackageParser.ActivityIntentInfo> filters = ivs.getFilters(); 941 final int count = filters.size(); 942 if (DEBUG_DOMAIN_VERIFICATION) { 943 Slog.i(TAG, "Received verification response " + verificationId 944 + " for " + count + " filters, verified=" + verified); 945 } 946 for (int n=0; n<count; n++) { 947 PackageParser.ActivityIntentInfo filter = filters.get(n); 948 filter.setVerified(verified); 949 950 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, "IntentFilter " + filter.toString() 951 + " verified with result:" + verified + " and hosts:" 952 + ivs.getHostsString()); 953 } 954 955 mIntentFilterVerificationStates.remove(verificationId); 956 957 final String packageName = ivs.getPackageName(); 958 IntentFilterVerificationInfo ivi = null; 959 960 synchronized (mPackages) { 961 ivi = mSettings.getIntentFilterVerificationLPr(packageName); 962 } 963 if (ivi == null) { 964 Slog.w(TAG, "IntentFilterVerificationInfo not found for verificationId:" 965 + verificationId + " packageName:" + packageName); 966 return; 967 } 968 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 969 "Updating IntentFilterVerificationInfo for package " + packageName 970 +" verificationId:" + verificationId); 971 972 synchronized (mPackages) { 973 if (verified) { 974 ivi.setStatus(INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS); 975 } else { 976 ivi.setStatus(INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK); 977 } 978 scheduleWriteSettingsLocked(); 979 980 final int userId = ivs.getUserId(); 981 if (userId != UserHandle.USER_ALL) { 982 final int userStatus = 983 mSettings.getIntentFilterVerificationStatusLPr(packageName, userId); 984 985 int updatedStatus = INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED; 986 boolean needUpdate = false; 987 988 // We cannot override the STATUS_ALWAYS / STATUS_NEVER states if they have 989 // already been set by the User thru the Disambiguation dialog 990 switch (userStatus) { 991 case INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED: 992 if (verified) { 993 updatedStatus = INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS; 994 } else { 995 updatedStatus = INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK; 996 } 997 needUpdate = true; 998 break; 999 1000 case INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK: 1001 if (verified) { 1002 updatedStatus = INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS; 1003 needUpdate = true; 1004 } 1005 break; 1006 1007 default: 1008 // Nothing to do 1009 } 1010 1011 if (needUpdate) { 1012 mSettings.updateIntentFilterVerificationStatusLPw( 1013 packageName, updatedStatus, userId); 1014 scheduleWritePackageRestrictionsLocked(userId); 1015 } 1016 } 1017 } 1018 } 1019 1020 @Override 1021 public boolean addOneIntentFilterVerification(int verifierUid, int userId, int verificationId, 1022 ActivityIntentInfo filter, String packageName) { 1023 if (!hasValidDomains(filter)) { 1024 return false; 1025 } 1026 IntentFilterVerificationState ivs = mIntentFilterVerificationStates.get(verificationId); 1027 if (ivs == null) { 1028 ivs = createDomainVerificationState(verifierUid, userId, verificationId, 1029 packageName); 1030 } 1031 if (DEBUG_DOMAIN_VERIFICATION) { 1032 Slog.d(TAG, "Adding verification filter for " + packageName + ": " + filter); 1033 } 1034 ivs.addFilter(filter); 1035 return true; 1036 } 1037 1038 private IntentFilterVerificationState createDomainVerificationState(int verifierUid, 1039 int userId, int verificationId, String packageName) { 1040 IntentFilterVerificationState ivs = new IntentFilterVerificationState( 1041 verifierUid, userId, packageName); 1042 ivs.setPendingState(); 1043 synchronized (mPackages) { 1044 mIntentFilterVerificationStates.append(verificationId, ivs); 1045 mCurrentIntentFilterVerifications.add(verificationId); 1046 } 1047 return ivs; 1048 } 1049 } 1050 1051 private static boolean hasValidDomains(ActivityIntentInfo filter) { 1052 return filter.hasCategory(Intent.CATEGORY_BROWSABLE) 1053 && (filter.hasDataScheme(IntentFilter.SCHEME_HTTP) || 1054 filter.hasDataScheme(IntentFilter.SCHEME_HTTPS)); 1055 } 1056 1057 // Set of pending broadcasts for aggregating enable/disable of components. 1058 static class PendingPackageBroadcasts { 1059 // for each user id, a map of <package name -> components within that package> 1060 final SparseArray<ArrayMap<String, ArrayList<String>>> mUidMap; 1061 1062 public PendingPackageBroadcasts() { 1063 mUidMap = new SparseArray<ArrayMap<String, ArrayList<String>>>(2); 1064 } 1065 1066 public ArrayList<String> get(int userId, String packageName) { 1067 ArrayMap<String, ArrayList<String>> packages = getOrAllocate(userId); 1068 return packages.get(packageName); 1069 } 1070 1071 public void put(int userId, String packageName, ArrayList<String> components) { 1072 ArrayMap<String, ArrayList<String>> packages = getOrAllocate(userId); 1073 packages.put(packageName, components); 1074 } 1075 1076 public void remove(int userId, String packageName) { 1077 ArrayMap<String, ArrayList<String>> packages = mUidMap.get(userId); 1078 if (packages != null) { 1079 packages.remove(packageName); 1080 } 1081 } 1082 1083 public void remove(int userId) { 1084 mUidMap.remove(userId); 1085 } 1086 1087 public int userIdCount() { 1088 return mUidMap.size(); 1089 } 1090 1091 public int userIdAt(int n) { 1092 return mUidMap.keyAt(n); 1093 } 1094 1095 public ArrayMap<String, ArrayList<String>> packagesForUserId(int userId) { 1096 return mUidMap.get(userId); 1097 } 1098 1099 public int size() { 1100 // total number of pending broadcast entries across all userIds 1101 int num = 0; 1102 for (int i = 0; i< mUidMap.size(); i++) { 1103 num += mUidMap.valueAt(i).size(); 1104 } 1105 return num; 1106 } 1107 1108 public void clear() { 1109 mUidMap.clear(); 1110 } 1111 1112 private ArrayMap<String, ArrayList<String>> getOrAllocate(int userId) { 1113 ArrayMap<String, ArrayList<String>> map = mUidMap.get(userId); 1114 if (map == null) { 1115 map = new ArrayMap<String, ArrayList<String>>(); 1116 mUidMap.put(userId, map); 1117 } 1118 return map; 1119 } 1120 } 1121 final PendingPackageBroadcasts mPendingBroadcasts = new PendingPackageBroadcasts(); 1122 1123 // Service Connection to remote media container service to copy 1124 // package uri's from external media onto secure containers 1125 // or internal storage. 1126 private IMediaContainerService mContainerService = null; 1127 1128 static final int SEND_PENDING_BROADCAST = 1; 1129 static final int MCS_BOUND = 3; 1130 static final int END_COPY = 4; 1131 static final int INIT_COPY = 5; 1132 static final int MCS_UNBIND = 6; 1133 static final int START_CLEANING_PACKAGE = 7; 1134 static final int FIND_INSTALL_LOC = 8; 1135 static final int POST_INSTALL = 9; 1136 static final int MCS_RECONNECT = 10; 1137 static final int MCS_GIVE_UP = 11; 1138 static final int UPDATED_MEDIA_STATUS = 12; 1139 static final int WRITE_SETTINGS = 13; 1140 static final int WRITE_PACKAGE_RESTRICTIONS = 14; 1141 static final int PACKAGE_VERIFIED = 15; 1142 static final int CHECK_PENDING_VERIFICATION = 16; 1143 static final int START_INTENT_FILTER_VERIFICATIONS = 17; 1144 static final int INTENT_FILTER_VERIFIED = 18; 1145 static final int WRITE_PACKAGE_LIST = 19; 1146 static final int EPHEMERAL_RESOLUTION_PHASE_TWO = 20; 1147 1148 static final int WRITE_SETTINGS_DELAY = 10*1000; // 10 seconds 1149 1150 // Delay time in millisecs 1151 static final int BROADCAST_DELAY = 10 * 1000; 1152 1153 static UserManagerService sUserManager; 1154 1155 // Stores a list of users whose package restrictions file needs to be updated 1156 private ArraySet<Integer> mDirtyUsers = new ArraySet<Integer>(); 1157 1158 final private DefaultContainerConnection mDefContainerConn = 1159 new DefaultContainerConnection(); 1160 class DefaultContainerConnection implements ServiceConnection { 1161 public void onServiceConnected(ComponentName name, IBinder service) { 1162 if (DEBUG_SD_INSTALL) Log.i(TAG, "onServiceConnected"); 1163 final IMediaContainerService imcs = IMediaContainerService.Stub 1164 .asInterface(Binder.allowBlocking(service)); 1165 mHandler.sendMessage(mHandler.obtainMessage(MCS_BOUND, imcs)); 1166 } 1167 1168 public void onServiceDisconnected(ComponentName name) { 1169 if (DEBUG_SD_INSTALL) Log.i(TAG, "onServiceDisconnected"); 1170 } 1171 } 1172 1173 // Recordkeeping of restore-after-install operations that are currently in flight 1174 // between the Package Manager and the Backup Manager 1175 static class PostInstallData { 1176 public InstallArgs args; 1177 public PackageInstalledInfo res; 1178 1179 PostInstallData(InstallArgs _a, PackageInstalledInfo _r) { 1180 args = _a; 1181 res = _r; 1182 } 1183 } 1184 1185 final SparseArray<PostInstallData> mRunningInstalls = new SparseArray<PostInstallData>(); 1186 int mNextInstallToken = 1; // nonzero; will be wrapped back to 1 when ++ overflows 1187 1188 // XML tags for backup/restore of various bits of state 1189 private static final String TAG_PREFERRED_BACKUP = "pa"; 1190 private static final String TAG_DEFAULT_APPS = "da"; 1191 private static final String TAG_INTENT_FILTER_VERIFICATION = "iv"; 1192 1193 private static final String TAG_PERMISSION_BACKUP = "perm-grant-backup"; 1194 private static final String TAG_ALL_GRANTS = "rt-grants"; 1195 private static final String TAG_GRANT = "grant"; 1196 private static final String ATTR_PACKAGE_NAME = "pkg"; 1197 1198 private static final String TAG_PERMISSION = "perm"; 1199 private static final String ATTR_PERMISSION_NAME = "name"; 1200 private static final String ATTR_IS_GRANTED = "g"; 1201 private static final String ATTR_USER_SET = "set"; 1202 private static final String ATTR_USER_FIXED = "fixed"; 1203 private static final String ATTR_REVOKE_ON_UPGRADE = "rou"; 1204 1205 // System/policy permission grants are not backed up 1206 private static final int SYSTEM_RUNTIME_GRANT_MASK = 1207 FLAG_PERMISSION_POLICY_FIXED 1208 | FLAG_PERMISSION_SYSTEM_FIXED 1209 | FLAG_PERMISSION_GRANTED_BY_DEFAULT; 1210 1211 // And we back up these user-adjusted states 1212 private static final int USER_RUNTIME_GRANT_MASK = 1213 FLAG_PERMISSION_USER_SET 1214 | FLAG_PERMISSION_USER_FIXED 1215 | FLAG_PERMISSION_REVOKE_ON_UPGRADE; 1216 1217 final @Nullable String mRequiredVerifierPackage; 1218 final @NonNull String mRequiredInstallerPackage; 1219 final @NonNull String mRequiredUninstallerPackage; 1220 final @Nullable String mSetupWizardPackage; 1221 final @Nullable String mStorageManagerPackage; 1222 final @NonNull String mServicesSystemSharedLibraryPackageName; 1223 final @NonNull String mSharedSystemSharedLibraryPackageName; 1224 1225 final boolean mPermissionReviewRequired; 1226 1227 private final PackageUsage mPackageUsage = new PackageUsage(); 1228 private final CompilerStats mCompilerStats = new CompilerStats(); 1229 1230 class PackageHandler extends Handler { 1231 private boolean mBound = false; 1232 final ArrayList<HandlerParams> mPendingInstalls = 1233 new ArrayList<HandlerParams>(); 1234 1235 private boolean connectToService() { 1236 if (DEBUG_SD_INSTALL) Log.i(TAG, "Trying to bind to" + 1237 " DefaultContainerService"); 1238 Intent service = new Intent().setComponent(DEFAULT_CONTAINER_COMPONENT); 1239 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1240 if (mContext.bindServiceAsUser(service, mDefContainerConn, 1241 Context.BIND_AUTO_CREATE, UserHandle.SYSTEM)) { 1242 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1243 mBound = true; 1244 return true; 1245 } 1246 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1247 return false; 1248 } 1249 1250 private void disconnectService() { 1251 mContainerService = null; 1252 mBound = false; 1253 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1254 mContext.unbindService(mDefContainerConn); 1255 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1256 } 1257 1258 PackageHandler(Looper looper) { 1259 super(looper); 1260 } 1261 1262 public void handleMessage(Message msg) { 1263 try { 1264 doHandleMessage(msg); 1265 } finally { 1266 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1267 } 1268 } 1269 1270 void doHandleMessage(Message msg) { 1271 switch (msg.what) { 1272 case INIT_COPY: { 1273 HandlerParams params = (HandlerParams) msg.obj; 1274 int idx = mPendingInstalls.size(); 1275 if (DEBUG_INSTALL) Slog.i(TAG, "init_copy idx=" + idx + ": " + params); 1276 // If a bind was already initiated we dont really 1277 // need to do anything. The pending install 1278 // will be processed later on. 1279 if (!mBound) { 1280 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "bindingMCS", 1281 System.identityHashCode(mHandler)); 1282 // If this is the only one pending we might 1283 // have to bind to the service again. 1284 if (!connectToService()) { 1285 Slog.e(TAG, "Failed to bind to media container service"); 1286 params.serviceError(); 1287 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, "bindingMCS", 1288 System.identityHashCode(mHandler)); 1289 if (params.traceMethod != null) { 1290 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, params.traceMethod, 1291 params.traceCookie); 1292 } 1293 return; 1294 } else { 1295 // Once we bind to the service, the first 1296 // pending request will be processed. 1297 mPendingInstalls.add(idx, params); 1298 } 1299 } else { 1300 mPendingInstalls.add(idx, params); 1301 // Already bound to the service. Just make 1302 // sure we trigger off processing the first request. 1303 if (idx == 0) { 1304 mHandler.sendEmptyMessage(MCS_BOUND); 1305 } 1306 } 1307 break; 1308 } 1309 case MCS_BOUND: { 1310 if (DEBUG_INSTALL) Slog.i(TAG, "mcs_bound"); 1311 if (msg.obj != null) { 1312 mContainerService = (IMediaContainerService) msg.obj; 1313 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, "bindingMCS", 1314 System.identityHashCode(mHandler)); 1315 } 1316 if (mContainerService == null) { 1317 if (!mBound) { 1318 // Something seriously wrong since we are not bound and we are not 1319 // waiting for connection. Bail out. 1320 Slog.e(TAG, "Cannot bind to media container service"); 1321 for (HandlerParams params : mPendingInstalls) { 1322 // Indicate service bind error 1323 params.serviceError(); 1324 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, "queueInstall", 1325 System.identityHashCode(params)); 1326 if (params.traceMethod != null) { 1327 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, 1328 params.traceMethod, params.traceCookie); 1329 } 1330 return; 1331 } 1332 mPendingInstalls.clear(); 1333 } else { 1334 Slog.w(TAG, "Waiting to connect to media container service"); 1335 } 1336 } else if (mPendingInstalls.size() > 0) { 1337 HandlerParams params = mPendingInstalls.get(0); 1338 if (params != null) { 1339 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, "queueInstall", 1340 System.identityHashCode(params)); 1341 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "startCopy"); 1342 if (params.startCopy()) { 1343 // We are done... look for more work or to 1344 // go idle. 1345 if (DEBUG_SD_INSTALL) Log.i(TAG, 1346 "Checking for more work or unbind..."); 1347 // Delete pending install 1348 if (mPendingInstalls.size() > 0) { 1349 mPendingInstalls.remove(0); 1350 } 1351 if (mPendingInstalls.size() == 0) { 1352 if (mBound) { 1353 if (DEBUG_SD_INSTALL) Log.i(TAG, 1354 "Posting delayed MCS_UNBIND"); 1355 removeMessages(MCS_UNBIND); 1356 Message ubmsg = obtainMessage(MCS_UNBIND); 1357 // Unbind after a little delay, to avoid 1358 // continual thrashing. 1359 sendMessageDelayed(ubmsg, 10000); 1360 } 1361 } else { 1362 // There are more pending requests in queue. 1363 // Just post MCS_BOUND message to trigger processing 1364 // of next pending install. 1365 if (DEBUG_SD_INSTALL) Log.i(TAG, 1366 "Posting MCS_BOUND for next work"); 1367 mHandler.sendEmptyMessage(MCS_BOUND); 1368 } 1369 } 1370 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 1371 } 1372 } else { 1373 // Should never happen ideally. 1374 Slog.w(TAG, "Empty queue"); 1375 } 1376 break; 1377 } 1378 case MCS_RECONNECT: { 1379 if (DEBUG_INSTALL) Slog.i(TAG, "mcs_reconnect"); 1380 if (mPendingInstalls.size() > 0) { 1381 if (mBound) { 1382 disconnectService(); 1383 } 1384 if (!connectToService()) { 1385 Slog.e(TAG, "Failed to bind to media container service"); 1386 for (HandlerParams params : mPendingInstalls) { 1387 // Indicate service bind error 1388 params.serviceError(); 1389 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, "queueInstall", 1390 System.identityHashCode(params)); 1391 } 1392 mPendingInstalls.clear(); 1393 } 1394 } 1395 break; 1396 } 1397 case MCS_UNBIND: { 1398 // If there is no actual work left, then time to unbind. 1399 if (DEBUG_INSTALL) Slog.i(TAG, "mcs_unbind"); 1400 1401 if (mPendingInstalls.size() == 0 && mPendingVerification.size() == 0) { 1402 if (mBound) { 1403 if (DEBUG_INSTALL) Slog.i(TAG, "calling disconnectService()"); 1404 1405 disconnectService(); 1406 } 1407 } else if (mPendingInstalls.size() > 0) { 1408 // There are more pending requests in queue. 1409 // Just post MCS_BOUND message to trigger processing 1410 // of next pending install. 1411 mHandler.sendEmptyMessage(MCS_BOUND); 1412 } 1413 1414 break; 1415 } 1416 case MCS_GIVE_UP: { 1417 if (DEBUG_INSTALL) Slog.i(TAG, "mcs_giveup too many retries"); 1418 HandlerParams params = mPendingInstalls.remove(0); 1419 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, "queueInstall", 1420 System.identityHashCode(params)); 1421 break; 1422 } 1423 case SEND_PENDING_BROADCAST: { 1424 String packages[]; 1425 ArrayList<String> components[]; 1426 int size = 0; 1427 int uids[]; 1428 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1429 synchronized (mPackages) { 1430 if (mPendingBroadcasts == null) { 1431 return; 1432 } 1433 size = mPendingBroadcasts.size(); 1434 if (size <= 0) { 1435 // Nothing to be done. Just return 1436 return; 1437 } 1438 packages = new String[size]; 1439 components = new ArrayList[size]; 1440 uids = new int[size]; 1441 int i = 0; // filling out the above arrays 1442 1443 for (int n = 0; n < mPendingBroadcasts.userIdCount(); n++) { 1444 int packageUserId = mPendingBroadcasts.userIdAt(n); 1445 Iterator<Map.Entry<String, ArrayList<String>>> it 1446 = mPendingBroadcasts.packagesForUserId(packageUserId) 1447 .entrySet().iterator(); 1448 while (it.hasNext() && i < size) { 1449 Map.Entry<String, ArrayList<String>> ent = it.next(); 1450 packages[i] = ent.getKey(); 1451 components[i] = ent.getValue(); 1452 PackageSetting ps = mSettings.mPackages.get(ent.getKey()); 1453 uids[i] = (ps != null) 1454 ? UserHandle.getUid(packageUserId, ps.appId) 1455 : -1; 1456 i++; 1457 } 1458 } 1459 size = i; 1460 mPendingBroadcasts.clear(); 1461 } 1462 // Send broadcasts 1463 for (int i = 0; i < size; i++) { 1464 sendPackageChangedBroadcast(packages[i], true, components[i], uids[i]); 1465 } 1466 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1467 break; 1468 } 1469 case START_CLEANING_PACKAGE: { 1470 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1471 final String packageName = (String)msg.obj; 1472 final int userId = msg.arg1; 1473 final boolean andCode = msg.arg2 != 0; 1474 synchronized (mPackages) { 1475 if (userId == UserHandle.USER_ALL) { 1476 int[] users = sUserManager.getUserIds(); 1477 for (int user : users) { 1478 mSettings.addPackageToCleanLPw( 1479 new PackageCleanItem(user, packageName, andCode)); 1480 } 1481 } else { 1482 mSettings.addPackageToCleanLPw( 1483 new PackageCleanItem(userId, packageName, andCode)); 1484 } 1485 } 1486 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1487 startCleaningPackages(); 1488 } break; 1489 case POST_INSTALL: { 1490 if (DEBUG_INSTALL) Log.v(TAG, "Handling post-install for " + msg.arg1); 1491 1492 PostInstallData data = mRunningInstalls.get(msg.arg1); 1493 final boolean didRestore = (msg.arg2 != 0); 1494 mRunningInstalls.delete(msg.arg1); 1495 1496 if (data != null) { 1497 InstallArgs args = data.args; 1498 PackageInstalledInfo parentRes = data.res; 1499 1500 final boolean grantPermissions = (args.installFlags 1501 & PackageManager.INSTALL_GRANT_RUNTIME_PERMISSIONS) != 0; 1502 final boolean killApp = (args.installFlags 1503 & PackageManager.INSTALL_DONT_KILL_APP) == 0; 1504 final String[] grantedPermissions = args.installGrantPermissions; 1505 1506 // Handle the parent package 1507 handlePackagePostInstall(parentRes, grantPermissions, killApp, 1508 grantedPermissions, didRestore, args.installerPackageName, 1509 args.observer); 1510 1511 // Handle the child packages 1512 final int childCount = (parentRes.addedChildPackages != null) 1513 ? parentRes.addedChildPackages.size() : 0; 1514 for (int i = 0; i < childCount; i++) { 1515 PackageInstalledInfo childRes = parentRes.addedChildPackages.valueAt(i); 1516 handlePackagePostInstall(childRes, grantPermissions, killApp, 1517 grantedPermissions, false, args.installerPackageName, 1518 args.observer); 1519 } 1520 1521 // Log tracing if needed 1522 if (args.traceMethod != null) { 1523 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, args.traceMethod, 1524 args.traceCookie); 1525 } 1526 } else { 1527 Slog.e(TAG, "Bogus post-install token " + msg.arg1); 1528 } 1529 1530 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, "postInstall", msg.arg1); 1531 } break; 1532 case UPDATED_MEDIA_STATUS: { 1533 if (DEBUG_SD_INSTALL) Log.i(TAG, "Got message UPDATED_MEDIA_STATUS"); 1534 boolean reportStatus = msg.arg1 == 1; 1535 boolean doGc = msg.arg2 == 1; 1536 if (DEBUG_SD_INSTALL) Log.i(TAG, "reportStatus=" + reportStatus + ", doGc = " + doGc); 1537 if (doGc) { 1538 // Force a gc to clear up stale containers. 1539 Runtime.getRuntime().gc(); 1540 } 1541 if (msg.obj != null) { 1542 @SuppressWarnings("unchecked") 1543 Set<AsecInstallArgs> args = (Set<AsecInstallArgs>) msg.obj; 1544 if (DEBUG_SD_INSTALL) Log.i(TAG, "Unloading all containers"); 1545 // Unload containers 1546 unloadAllContainers(args); 1547 } 1548 if (reportStatus) { 1549 try { 1550 if (DEBUG_SD_INSTALL) Log.i(TAG, 1551 "Invoking StorageManagerService call back"); 1552 PackageHelper.getStorageManager().finishMediaUpdate(); 1553 } catch (RemoteException e) { 1554 Log.e(TAG, "StorageManagerService not running?"); 1555 } 1556 } 1557 } break; 1558 case WRITE_SETTINGS: { 1559 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1560 synchronized (mPackages) { 1561 removeMessages(WRITE_SETTINGS); 1562 removeMessages(WRITE_PACKAGE_RESTRICTIONS); 1563 mSettings.writeLPr(); 1564 mDirtyUsers.clear(); 1565 } 1566 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1567 } break; 1568 case WRITE_PACKAGE_RESTRICTIONS: { 1569 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1570 synchronized (mPackages) { 1571 removeMessages(WRITE_PACKAGE_RESTRICTIONS); 1572 for (int userId : mDirtyUsers) { 1573 mSettings.writePackageRestrictionsLPr(userId); 1574 } 1575 mDirtyUsers.clear(); 1576 } 1577 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1578 } break; 1579 case WRITE_PACKAGE_LIST: { 1580 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1581 synchronized (mPackages) { 1582 removeMessages(WRITE_PACKAGE_LIST); 1583 mSettings.writePackageListLPr(msg.arg1); 1584 } 1585 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1586 } break; 1587 case CHECK_PENDING_VERIFICATION: { 1588 final int verificationId = msg.arg1; 1589 final PackageVerificationState state = mPendingVerification.get(verificationId); 1590 1591 if ((state != null) && !state.timeoutExtended()) { 1592 final InstallArgs args = state.getInstallArgs(); 1593 final Uri originUri = Uri.fromFile(args.origin.resolvedFile); 1594 1595 Slog.i(TAG, "Verification timed out for " + originUri); 1596 mPendingVerification.remove(verificationId); 1597 1598 int ret = PackageManager.INSTALL_FAILED_VERIFICATION_FAILURE; 1599 1600 if (getDefaultVerificationResponse() == PackageManager.VERIFICATION_ALLOW) { 1601 Slog.i(TAG, "Continuing with installation of " + originUri); 1602 state.setVerifierResponse(Binder.getCallingUid(), 1603 PackageManager.VERIFICATION_ALLOW_WITHOUT_SUFFICIENT); 1604 broadcastPackageVerified(verificationId, originUri, 1605 PackageManager.VERIFICATION_ALLOW, 1606 state.getInstallArgs().getUser()); 1607 try { 1608 ret = args.copyApk(mContainerService, true); 1609 } catch (RemoteException e) { 1610 Slog.e(TAG, "Could not contact the ContainerService"); 1611 } 1612 } else { 1613 broadcastPackageVerified(verificationId, originUri, 1614 PackageManager.VERIFICATION_REJECT, 1615 state.getInstallArgs().getUser()); 1616 } 1617 1618 Trace.asyncTraceEnd( 1619 TRACE_TAG_PACKAGE_MANAGER, "verification", verificationId); 1620 1621 processPendingInstall(args, ret); 1622 mHandler.sendEmptyMessage(MCS_UNBIND); 1623 } 1624 break; 1625 } 1626 case PACKAGE_VERIFIED: { 1627 final int verificationId = msg.arg1; 1628 1629 final PackageVerificationState state = mPendingVerification.get(verificationId); 1630 if (state == null) { 1631 Slog.w(TAG, "Invalid verification token " + verificationId + " received"); 1632 break; 1633 } 1634 1635 final PackageVerificationResponse response = (PackageVerificationResponse) msg.obj; 1636 1637 state.setVerifierResponse(response.callerUid, response.code); 1638 1639 if (state.isVerificationComplete()) { 1640 mPendingVerification.remove(verificationId); 1641 1642 final InstallArgs args = state.getInstallArgs(); 1643 final Uri originUri = Uri.fromFile(args.origin.resolvedFile); 1644 1645 int ret; 1646 if (state.isInstallAllowed()) { 1647 ret = PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 1648 broadcastPackageVerified(verificationId, originUri, 1649 response.code, state.getInstallArgs().getUser()); 1650 try { 1651 ret = args.copyApk(mContainerService, true); 1652 } catch (RemoteException e) { 1653 Slog.e(TAG, "Could not contact the ContainerService"); 1654 } 1655 } else { 1656 ret = PackageManager.INSTALL_FAILED_VERIFICATION_FAILURE; 1657 } 1658 1659 Trace.asyncTraceEnd( 1660 TRACE_TAG_PACKAGE_MANAGER, "verification", verificationId); 1661 1662 processPendingInstall(args, ret); 1663 mHandler.sendEmptyMessage(MCS_UNBIND); 1664 } 1665 1666 break; 1667 } 1668 case START_INTENT_FILTER_VERIFICATIONS: { 1669 IFVerificationParams params = (IFVerificationParams) msg.obj; 1670 verifyIntentFiltersIfNeeded(params.userId, params.verifierUid, 1671 params.replacing, params.pkg); 1672 break; 1673 } 1674 case INTENT_FILTER_VERIFIED: { 1675 final int verificationId = msg.arg1; 1676 1677 final IntentFilterVerificationState state = mIntentFilterVerificationStates.get( 1678 verificationId); 1679 if (state == null) { 1680 Slog.w(TAG, "Invalid IntentFilter verification token " 1681 + verificationId + " received"); 1682 break; 1683 } 1684 1685 final int userId = state.getUserId(); 1686 1687 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 1688 "Processing IntentFilter verification with token:" 1689 + verificationId + " and userId:" + userId); 1690 1691 final IntentFilterVerificationResponse response = 1692 (IntentFilterVerificationResponse) msg.obj; 1693 1694 state.setVerifierResponse(response.callerUid, response.code); 1695 1696 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 1697 "IntentFilter verification with token:" + verificationId 1698 + " and userId:" + userId 1699 + " is settings verifier response with response code:" 1700 + response.code); 1701 1702 if (response.code == PackageManager.INTENT_FILTER_VERIFICATION_FAILURE) { 1703 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, "Domains failing verification: " 1704 + response.getFailedDomainsString()); 1705 } 1706 1707 if (state.isVerificationComplete()) { 1708 mIntentFilterVerifier.receiveVerificationResponse(verificationId); 1709 } else { 1710 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 1711 "IntentFilter verification with token:" + verificationId 1712 + " was not said to be complete"); 1713 } 1714 1715 break; 1716 } 1717 case EPHEMERAL_RESOLUTION_PHASE_TWO: { 1718 EphemeralResolver.doEphemeralResolutionPhaseTwo(mContext, 1719 mEphemeralResolverConnection, 1720 (EphemeralRequest) msg.obj, 1721 mEphemeralInstallerActivity, 1722 mHandler); 1723 } 1724 } 1725 } 1726 } 1727 1728 private void handlePackagePostInstall(PackageInstalledInfo res, boolean grantPermissions, 1729 boolean killApp, String[] grantedPermissions, 1730 boolean launchedForRestore, String installerPackage, 1731 IPackageInstallObserver2 installObserver) { 1732 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED) { 1733 // Send the removed broadcasts 1734 if (res.removedInfo != null) { 1735 res.removedInfo.sendPackageRemovedBroadcasts(killApp); 1736 } 1737 1738 // Now that we successfully installed the package, grant runtime 1739 // permissions if requested before broadcasting the install. Also 1740 // for legacy apps in permission review mode we clear the permission 1741 // review flag which is used to emulate runtime permissions for 1742 // legacy apps. 1743 if (grantPermissions) { 1744 grantRequestedRuntimePermissions(res.pkg, res.newUsers, grantedPermissions); 1745 } 1746 1747 final boolean update = res.removedInfo != null 1748 && res.removedInfo.removedPackage != null; 1749 1750 // If this is the first time we have child packages for a disabled privileged 1751 // app that had no children, we grant requested runtime permissions to the new 1752 // children if the parent on the system image had them already granted. 1753 if (res.pkg.parentPackage != null) { 1754 synchronized (mPackages) { 1755 grantRuntimePermissionsGrantedToDisabledPrivSysPackageParentLPw(res.pkg); 1756 } 1757 } 1758 1759 synchronized (mPackages) { 1760 mInstantAppRegistry.onPackageInstalledLPw(res.pkg, res.newUsers); 1761 } 1762 1763 final String packageName = res.pkg.applicationInfo.packageName; 1764 1765 // Determine the set of users who are adding this package for 1766 // the first time vs. those who are seeing an update. 1767 int[] firstUsers = EMPTY_INT_ARRAY; 1768 int[] updateUsers = EMPTY_INT_ARRAY; 1769 if (res.origUsers == null || res.origUsers.length == 0) { 1770 firstUsers = res.newUsers; 1771 } else { 1772 for (int newUser : res.newUsers) { 1773 boolean isNew = true; 1774 for (int origUser : res.origUsers) { 1775 if (origUser == newUser) { 1776 isNew = false; 1777 break; 1778 } 1779 } 1780 if (isNew) { 1781 firstUsers = ArrayUtils.appendInt(firstUsers, newUser); 1782 } else { 1783 updateUsers = ArrayUtils.appendInt(updateUsers, newUser); 1784 } 1785 } 1786 } 1787 1788 // Send installed broadcasts if the install/update is not ephemeral 1789 // and the package is not a static shared lib. 1790 if (!isEphemeral(res.pkg) && res.pkg.staticSharedLibName == null) { 1791 mProcessLoggingHandler.invalidateProcessLoggingBaseApkHash(res.pkg.baseCodePath); 1792 1793 // Send added for users that see the package for the first time 1794 // sendPackageAddedForNewUsers also deals with system apps 1795 int appId = UserHandle.getAppId(res.uid); 1796 boolean isSystem = res.pkg.applicationInfo.isSystemApp(); 1797 sendPackageAddedForNewUsers(packageName, isSystem, appId, firstUsers); 1798 1799 // Send added for users that don't see the package for the first time 1800 Bundle extras = new Bundle(1); 1801 extras.putInt(Intent.EXTRA_UID, res.uid); 1802 if (update) { 1803 extras.putBoolean(Intent.EXTRA_REPLACING, true); 1804 } 1805 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, packageName, 1806 extras, 0 /*flags*/, null /*targetPackage*/, 1807 null /*finishedReceiver*/, updateUsers); 1808 1809 // Send replaced for users that don't see the package for the first time 1810 if (update) { 1811 sendPackageBroadcast(Intent.ACTION_PACKAGE_REPLACED, 1812 packageName, extras, 0 /*flags*/, 1813 null /*targetPackage*/, null /*finishedReceiver*/, 1814 updateUsers); 1815 sendPackageBroadcast(Intent.ACTION_MY_PACKAGE_REPLACED, 1816 null /*package*/, null /*extras*/, 0 /*flags*/, 1817 packageName /*targetPackage*/, 1818 null /*finishedReceiver*/, updateUsers); 1819 } else if (launchedForRestore && !isSystemApp(res.pkg)) { 1820 // First-install and we did a restore, so we're responsible for the 1821 // first-launch broadcast. 1822 if (DEBUG_BACKUP) { 1823 Slog.i(TAG, "Post-restore of " + packageName 1824 + " sending FIRST_LAUNCH in " + Arrays.toString(firstUsers)); 1825 } 1826 sendFirstLaunchBroadcast(packageName, installerPackage, firstUsers); 1827 } 1828 1829 // Send broadcast package appeared if forward locked/external for all users 1830 // treat asec-hosted packages like removable media on upgrade 1831 if (res.pkg.isForwardLocked() || isExternal(res.pkg)) { 1832 if (DEBUG_INSTALL) { 1833 Slog.i(TAG, "upgrading pkg " + res.pkg 1834 + " is ASEC-hosted -> AVAILABLE"); 1835 } 1836 final int[] uidArray = new int[]{res.pkg.applicationInfo.uid}; 1837 ArrayList<String> pkgList = new ArrayList<>(1); 1838 pkgList.add(packageName); 1839 sendResourcesChangedBroadcast(true, true, pkgList, uidArray, null); 1840 } 1841 } 1842 1843 // Work that needs to happen on first install within each user 1844 if (firstUsers != null && firstUsers.length > 0) { 1845 synchronized (mPackages) { 1846 for (int userId : firstUsers) { 1847 // If this app is a browser and it's newly-installed for some 1848 // users, clear any default-browser state in those users. The 1849 // app's nature doesn't depend on the user, so we can just check 1850 // its browser nature in any user and generalize. 1851 if (packageIsBrowser(packageName, userId)) { 1852 mSettings.setDefaultBrowserPackageNameLPw(null, userId); 1853 } 1854 1855 // We may also need to apply pending (restored) runtime 1856 // permission grants within these users. 1857 mSettings.applyPendingPermissionGrantsLPw(packageName, userId); 1858 } 1859 } 1860 } 1861 1862 // Log current value of "unknown sources" setting 1863 EventLog.writeEvent(EventLogTags.UNKNOWN_SOURCES_ENABLED, 1864 getUnknownSourcesSettings()); 1865 1866 // Force a gc to clear up things 1867 Runtime.getRuntime().gc(); 1868 1869 // Remove the replaced package's older resources safely now 1870 // We delete after a gc for applications on sdcard. 1871 if (res.removedInfo != null && res.removedInfo.args != null) { 1872 synchronized (mInstallLock) { 1873 res.removedInfo.args.doPostDeleteLI(true); 1874 } 1875 } 1876 1877 if (!isEphemeral(res.pkg)) { 1878 // Notify DexManager that the package was installed for new users. 1879 // The updated users should already be indexed and the package code paths 1880 // should not change. 1881 // Don't notify the manager for ephemeral apps as they are not expected to 1882 // survive long enough to benefit of background optimizations. 1883 for (int userId : firstUsers) { 1884 PackageInfo info = getPackageInfo(packageName, /*flags*/ 0, userId); 1885 mDexManager.notifyPackageInstalled(info, userId); 1886 } 1887 } 1888 } 1889 1890 // If someone is watching installs - notify them 1891 if (installObserver != null) { 1892 try { 1893 Bundle extras = extrasForInstallResult(res); 1894 installObserver.onPackageInstalled(res.name, res.returnCode, 1895 res.returnMsg, extras); 1896 } catch (RemoteException e) { 1897 Slog.i(TAG, "Observer no longer exists."); 1898 } 1899 } 1900 } 1901 1902 private void grantRuntimePermissionsGrantedToDisabledPrivSysPackageParentLPw( 1903 PackageParser.Package pkg) { 1904 if (pkg.parentPackage == null) { 1905 return; 1906 } 1907 if (pkg.requestedPermissions == null) { 1908 return; 1909 } 1910 final PackageSetting disabledSysParentPs = mSettings 1911 .getDisabledSystemPkgLPr(pkg.parentPackage.packageName); 1912 if (disabledSysParentPs == null || disabledSysParentPs.pkg == null 1913 || !disabledSysParentPs.isPrivileged() 1914 || (disabledSysParentPs.childPackageNames != null 1915 && !disabledSysParentPs.childPackageNames.isEmpty())) { 1916 return; 1917 } 1918 final int[] allUserIds = sUserManager.getUserIds(); 1919 final int permCount = pkg.requestedPermissions.size(); 1920 for (int i = 0; i < permCount; i++) { 1921 String permission = pkg.requestedPermissions.get(i); 1922 BasePermission bp = mSettings.mPermissions.get(permission); 1923 if (bp == null || !(bp.isRuntime() || bp.isDevelopment())) { 1924 continue; 1925 } 1926 for (int userId : allUserIds) { 1927 if (disabledSysParentPs.getPermissionsState().hasRuntimePermission( 1928 permission, userId)) { 1929 grantRuntimePermission(pkg.packageName, permission, userId); 1930 } 1931 } 1932 } 1933 } 1934 1935 private StorageEventListener mStorageListener = new StorageEventListener() { 1936 @Override 1937 public void onVolumeStateChanged(VolumeInfo vol, int oldState, int newState) { 1938 if (vol.type == VolumeInfo.TYPE_PRIVATE) { 1939 if (vol.state == VolumeInfo.STATE_MOUNTED) { 1940 final String volumeUuid = vol.getFsUuid(); 1941 1942 // Clean up any users or apps that were removed or recreated 1943 // while this volume was missing 1944 sUserManager.reconcileUsers(volumeUuid); 1945 reconcileApps(volumeUuid); 1946 1947 // Clean up any install sessions that expired or were 1948 // cancelled while this volume was missing 1949 mInstallerService.onPrivateVolumeMounted(volumeUuid); 1950 1951 loadPrivatePackages(vol); 1952 1953 } else if (vol.state == VolumeInfo.STATE_EJECTING) { 1954 unloadPrivatePackages(vol); 1955 } 1956 } 1957 1958 if (vol.type == VolumeInfo.TYPE_PUBLIC && vol.isPrimary()) { 1959 if (vol.state == VolumeInfo.STATE_MOUNTED) { 1960 updateExternalMediaStatus(true, false); 1961 } else if (vol.state == VolumeInfo.STATE_EJECTING) { 1962 updateExternalMediaStatus(false, false); 1963 } 1964 } 1965 } 1966 1967 @Override 1968 public void onVolumeForgotten(String fsUuid) { 1969 if (TextUtils.isEmpty(fsUuid)) { 1970 Slog.e(TAG, "Forgetting internal storage is probably a mistake; ignoring"); 1971 return; 1972 } 1973 1974 // Remove any apps installed on the forgotten volume 1975 synchronized (mPackages) { 1976 final List<PackageSetting> packages = mSettings.getVolumePackagesLPr(fsUuid); 1977 for (PackageSetting ps : packages) { 1978 Slog.d(TAG, "Destroying " + ps.name + " because volume was forgotten"); 1979 deletePackageVersioned(new VersionedPackage(ps.name, 1980 PackageManager.VERSION_CODE_HIGHEST), 1981 new LegacyPackageDeleteObserver(null).getBinder(), 1982 UserHandle.USER_SYSTEM, PackageManager.DELETE_ALL_USERS); 1983 // Try very hard to release any references to this package 1984 // so we don't risk the system server being killed due to 1985 // open FDs 1986 AttributeCache.instance().removePackage(ps.name); 1987 } 1988 1989 mSettings.onVolumeForgotten(fsUuid); 1990 mSettings.writeLPr(); 1991 } 1992 } 1993 }; 1994 1995 private void grantRequestedRuntimePermissions(PackageParser.Package pkg, int[] userIds, 1996 String[] grantedPermissions) { 1997 for (int userId : userIds) { 1998 grantRequestedRuntimePermissionsForUser(pkg, userId, grantedPermissions); 1999 } 2000 } 2001 2002 private void grantRequestedRuntimePermissionsForUser(PackageParser.Package pkg, int userId, 2003 String[] grantedPermissions) { 2004 SettingBase sb = (SettingBase) pkg.mExtras; 2005 if (sb == null) { 2006 return; 2007 } 2008 2009 PermissionsState permissionsState = sb.getPermissionsState(); 2010 2011 final int immutableFlags = PackageManager.FLAG_PERMISSION_SYSTEM_FIXED 2012 | PackageManager.FLAG_PERMISSION_POLICY_FIXED; 2013 2014 final boolean supportsRuntimePermissions = pkg.applicationInfo.targetSdkVersion 2015 >= Build.VERSION_CODES.M; 2016 2017 for (String permission : pkg.requestedPermissions) { 2018 final BasePermission bp; 2019 synchronized (mPackages) { 2020 bp = mSettings.mPermissions.get(permission); 2021 } 2022 if (bp != null && (bp.isRuntime() || bp.isDevelopment()) 2023 && (grantedPermissions == null 2024 || ArrayUtils.contains(grantedPermissions, permission))) { 2025 final int flags = permissionsState.getPermissionFlags(permission, userId); 2026 if (supportsRuntimePermissions) { 2027 // Installer cannot change immutable permissions. 2028 if ((flags & immutableFlags) == 0) { 2029 grantRuntimePermission(pkg.packageName, permission, userId); 2030 } 2031 } else if (mPermissionReviewRequired) { 2032 // In permission review mode we clear the review flag when we 2033 // are asked to install the app with all permissions granted. 2034 if ((flags & PackageManager.FLAG_PERMISSION_REVIEW_REQUIRED) != 0) { 2035 updatePermissionFlags(permission, pkg.packageName, 2036 PackageManager.FLAG_PERMISSION_REVIEW_REQUIRED, 0, userId); 2037 } 2038 } 2039 } 2040 } 2041 } 2042 2043 Bundle extrasForInstallResult(PackageInstalledInfo res) { 2044 Bundle extras = null; 2045 switch (res.returnCode) { 2046 case PackageManager.INSTALL_FAILED_DUPLICATE_PERMISSION: { 2047 extras = new Bundle(); 2048 extras.putString(PackageManager.EXTRA_FAILURE_EXISTING_PERMISSION, 2049 res.origPermission); 2050 extras.putString(PackageManager.EXTRA_FAILURE_EXISTING_PACKAGE, 2051 res.origPackage); 2052 break; 2053 } 2054 case PackageManager.INSTALL_SUCCEEDED: { 2055 extras = new Bundle(); 2056 extras.putBoolean(Intent.EXTRA_REPLACING, 2057 res.removedInfo != null && res.removedInfo.removedPackage != null); 2058 break; 2059 } 2060 } 2061 return extras; 2062 } 2063 2064 void scheduleWriteSettingsLocked() { 2065 if (!mHandler.hasMessages(WRITE_SETTINGS)) { 2066 mHandler.sendEmptyMessageDelayed(WRITE_SETTINGS, WRITE_SETTINGS_DELAY); 2067 } 2068 } 2069 2070 void scheduleWritePackageListLocked(int userId) { 2071 if (!mHandler.hasMessages(WRITE_PACKAGE_LIST)) { 2072 Message msg = mHandler.obtainMessage(WRITE_PACKAGE_LIST); 2073 msg.arg1 = userId; 2074 mHandler.sendMessageDelayed(msg, WRITE_SETTINGS_DELAY); 2075 } 2076 } 2077 2078 void scheduleWritePackageRestrictionsLocked(UserHandle user) { 2079 final int userId = user == null ? UserHandle.USER_ALL : user.getIdentifier(); 2080 scheduleWritePackageRestrictionsLocked(userId); 2081 } 2082 2083 void scheduleWritePackageRestrictionsLocked(int userId) { 2084 final int[] userIds = (userId == UserHandle.USER_ALL) 2085 ? sUserManager.getUserIds() : new int[]{userId}; 2086 for (int nextUserId : userIds) { 2087 if (!sUserManager.exists(nextUserId)) return; 2088 mDirtyUsers.add(nextUserId); 2089 if (!mHandler.hasMessages(WRITE_PACKAGE_RESTRICTIONS)) { 2090 mHandler.sendEmptyMessageDelayed(WRITE_PACKAGE_RESTRICTIONS, WRITE_SETTINGS_DELAY); 2091 } 2092 } 2093 } 2094 2095 public static PackageManagerService main(Context context, Installer installer, 2096 boolean factoryTest, boolean onlyCore) { 2097 // Self-check for initial settings. 2098 PackageManagerServiceCompilerMapping.checkProperties(); 2099 2100 PackageManagerService m = new PackageManagerService(context, installer, 2101 factoryTest, onlyCore); 2102 m.enableSystemUserPackages(); 2103 ServiceManager.addService("package", m); 2104 return m; 2105 } 2106 2107 private void enableSystemUserPackages() { 2108 if (!UserManager.isSplitSystemUser()) { 2109 return; 2110 } 2111 // For system user, enable apps based on the following conditions: 2112 // - app is whitelisted or belong to one of these groups: 2113 // -- system app which has no launcher icons 2114 // -- system app which has INTERACT_ACROSS_USERS permission 2115 // -- system IME app 2116 // - app is not in the blacklist 2117 AppsQueryHelper queryHelper = new AppsQueryHelper(this); 2118 Set<String> enableApps = new ArraySet<>(); 2119 enableApps.addAll(queryHelper.queryApps(AppsQueryHelper.GET_NON_LAUNCHABLE_APPS 2120 | AppsQueryHelper.GET_APPS_WITH_INTERACT_ACROSS_USERS_PERM 2121 | AppsQueryHelper.GET_IMES, /* systemAppsOnly */ true, UserHandle.SYSTEM)); 2122 ArraySet<String> wlApps = SystemConfig.getInstance().getSystemUserWhitelistedApps(); 2123 enableApps.addAll(wlApps); 2124 enableApps.addAll(queryHelper.queryApps(AppsQueryHelper.GET_REQUIRED_FOR_SYSTEM_USER, 2125 /* systemAppsOnly */ false, UserHandle.SYSTEM)); 2126 ArraySet<String> blApps = SystemConfig.getInstance().getSystemUserBlacklistedApps(); 2127 enableApps.removeAll(blApps); 2128 Log.i(TAG, "Applications installed for system user: " + enableApps); 2129 List<String> allAps = queryHelper.queryApps(0, /* systemAppsOnly */ false, 2130 UserHandle.SYSTEM); 2131 final int allAppsSize = allAps.size(); 2132 synchronized (mPackages) { 2133 for (int i = 0; i < allAppsSize; i++) { 2134 String pName = allAps.get(i); 2135 PackageSetting pkgSetting = mSettings.mPackages.get(pName); 2136 // Should not happen, but we shouldn't be failing if it does 2137 if (pkgSetting == null) { 2138 continue; 2139 } 2140 boolean install = enableApps.contains(pName); 2141 if (pkgSetting.getInstalled(UserHandle.USER_SYSTEM) != install) { 2142 Log.i(TAG, (install ? "Installing " : "Uninstalling ") + pName 2143 + " for system user"); 2144 pkgSetting.setInstalled(install, UserHandle.USER_SYSTEM); 2145 } 2146 } 2147 } 2148 } 2149 2150 private static void getDefaultDisplayMetrics(Context context, DisplayMetrics metrics) { 2151 DisplayManager displayManager = (DisplayManager) context.getSystemService( 2152 Context.DISPLAY_SERVICE); 2153 displayManager.getDisplay(Display.DEFAULT_DISPLAY).getMetrics(metrics); 2154 } 2155 2156 /** 2157 * Requests that files preopted on a secondary system partition be copied to the data partition 2158 * if possible. Note that the actual copying of the files is accomplished by init for security 2159 * reasons. This simply requests that the copy takes place and awaits confirmation of its 2160 * completion. See platform/system/extras/cppreopt/ for the implementation of the actual copy. 2161 */ 2162 private static void requestCopyPreoptedFiles() { 2163 final int WAIT_TIME_MS = 100; 2164 final String CP_PREOPT_PROPERTY = "sys.cppreopt"; 2165 if (SystemProperties.getInt("ro.cp_system_other_odex", 0) == 1) { 2166 SystemProperties.set(CP_PREOPT_PROPERTY, "requested"); 2167 // We will wait for up to 100 seconds. 2168 final long timeStart = SystemClock.uptimeMillis(); 2169 final long timeEnd = timeStart + 100 * 1000; 2170 long timeNow = timeStart; 2171 while (!SystemProperties.get(CP_PREOPT_PROPERTY).equals("finished")) { 2172 try { 2173 Thread.sleep(WAIT_TIME_MS); 2174 } catch (InterruptedException e) { 2175 // Do nothing 2176 } 2177 timeNow = SystemClock.uptimeMillis(); 2178 if (timeNow > timeEnd) { 2179 SystemProperties.set(CP_PREOPT_PROPERTY, "timed-out"); 2180 Slog.wtf(TAG, "cppreopt did not finish!"); 2181 break; 2182 } 2183 } 2184 2185 Slog.i(TAG, "cppreopts took " + (timeNow - timeStart) + " ms"); 2186 } 2187 } 2188 2189 public PackageManagerService(Context context, Installer installer, 2190 boolean factoryTest, boolean onlyCore) { 2191 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "create package manager"); 2192 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_START, 2193 SystemClock.uptimeMillis()); 2194 2195 if (mSdkVersion <= 0) { 2196 Slog.w(TAG, "**** ro.build.version.sdk not set!"); 2197 } 2198 2199 mContext = context; 2200 2201 mPermissionReviewRequired = context.getResources().getBoolean( 2202 R.bool.config_permissionReviewRequired); 2203 2204 mFactoryTest = factoryTest; 2205 mOnlyCore = onlyCore; 2206 mMetrics = new DisplayMetrics(); 2207 mSettings = new Settings(mPackages); 2208 mSettings.addSharedUserLPw("android.uid.system", Process.SYSTEM_UID, 2209 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 2210 mSettings.addSharedUserLPw("android.uid.phone", RADIO_UID, 2211 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 2212 mSettings.addSharedUserLPw("android.uid.log", LOG_UID, 2213 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 2214 mSettings.addSharedUserLPw("android.uid.nfc", NFC_UID, 2215 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 2216 mSettings.addSharedUserLPw("android.uid.bluetooth", BLUETOOTH_UID, 2217 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 2218 mSettings.addSharedUserLPw("android.uid.shell", SHELL_UID, 2219 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 2220 2221 String separateProcesses = SystemProperties.get("debug.separate_processes"); 2222 if (separateProcesses != null && separateProcesses.length() > 0) { 2223 if ("*".equals(separateProcesses)) { 2224 mDefParseFlags = PackageParser.PARSE_IGNORE_PROCESSES; 2225 mSeparateProcesses = null; 2226 Slog.w(TAG, "Running with debug.separate_processes: * (ALL)"); 2227 } else { 2228 mDefParseFlags = 0; 2229 mSeparateProcesses = separateProcesses.split(","); 2230 Slog.w(TAG, "Running with debug.separate_processes: " 2231 + separateProcesses); 2232 } 2233 } else { 2234 mDefParseFlags = 0; 2235 mSeparateProcesses = null; 2236 } 2237 2238 mInstaller = installer; 2239 mPackageDexOptimizer = new PackageDexOptimizer(installer, mInstallLock, context, 2240 "*dexopt*"); 2241 mDexManager = new DexManager(this, mPackageDexOptimizer, installer, mInstallLock); 2242 mMoveCallbacks = new MoveCallbacks(FgThread.get().getLooper()); 2243 2244 mOnPermissionChangeListeners = new OnPermissionChangeListeners( 2245 FgThread.get().getLooper()); 2246 2247 getDefaultDisplayMetrics(context, mMetrics); 2248 2249 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "get system config"); 2250 SystemConfig systemConfig = SystemConfig.getInstance(); 2251 mGlobalGids = systemConfig.getGlobalGids(); 2252 mSystemPermissions = systemConfig.getSystemPermissions(); 2253 mAvailableFeatures = systemConfig.getAvailableFeatures(); 2254 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 2255 2256 mProtectedPackages = new ProtectedPackages(mContext); 2257 2258 synchronized (mInstallLock) { 2259 // writer 2260 synchronized (mPackages) { 2261 mHandlerThread = new ServiceThread(TAG, 2262 Process.THREAD_PRIORITY_BACKGROUND, true /*allowIo*/); 2263 mHandlerThread.start(); 2264 mHandler = new PackageHandler(mHandlerThread.getLooper()); 2265 mProcessLoggingHandler = new ProcessLoggingHandler(); 2266 Watchdog.getInstance().addThread(mHandler, WATCHDOG_TIMEOUT); 2267 2268 mDefaultPermissionPolicy = new DefaultPermissionGrantPolicy(this); 2269 mInstantAppRegistry = new InstantAppRegistry(this); 2270 2271 File dataDir = Environment.getDataDirectory(); 2272 mAppInstallDir = new File(dataDir, "app"); 2273 mAppLib32InstallDir = new File(dataDir, "app-lib"); 2274 mEphemeralInstallDir = new File(dataDir, "app-ephemeral"); 2275 mAsecInternalPath = new File(dataDir, "app-asec").getPath(); 2276 mDrmAppPrivateInstallDir = new File(dataDir, "app-private"); 2277 sUserManager = new UserManagerService(context, this, 2278 new UserDataPreparer(mInstaller, mInstallLock, mContext, mOnlyCore), mPackages); 2279 2280 // Propagate permission configuration in to package manager. 2281 ArrayMap<String, SystemConfig.PermissionEntry> permConfig 2282 = systemConfig.getPermissions(); 2283 for (int i=0; i<permConfig.size(); i++) { 2284 SystemConfig.PermissionEntry perm = permConfig.valueAt(i); 2285 BasePermission bp = mSettings.mPermissions.get(perm.name); 2286 if (bp == null) { 2287 bp = new BasePermission(perm.name, "android", BasePermission.TYPE_BUILTIN); 2288 mSettings.mPermissions.put(perm.name, bp); 2289 } 2290 if (perm.gids != null) { 2291 bp.setGids(perm.gids, perm.perUser); 2292 } 2293 } 2294 2295 ArrayMap<String, String> libConfig = systemConfig.getSharedLibraries(); 2296 final int builtInLibCount = libConfig.size(); 2297 for (int i = 0; i < builtInLibCount; i++) { 2298 String name = libConfig.keyAt(i); 2299 String path = libConfig.valueAt(i); 2300 addSharedLibraryLPw(path, null, name, SharedLibraryInfo.VERSION_UNDEFINED, 2301 SharedLibraryInfo.TYPE_BUILTIN, PLATFORM_PACKAGE_NAME, 0); 2302 } 2303 2304 mFoundPolicyFile = SELinuxMMAC.readInstallPolicy(); 2305 2306 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "read user settings"); 2307 mFirstBoot = !mSettings.readLPw(sUserManager.getUsers(false)); 2308 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 2309 2310 // Clean up orphaned packages for which the code path doesn't exist 2311 // and they are an update to a system app - caused by bug/32321269 2312 final int packageSettingCount = mSettings.mPackages.size(); 2313 for (int i = packageSettingCount - 1; i >= 0; i--) { 2314 PackageSetting ps = mSettings.mPackages.valueAt(i); 2315 if (!isExternal(ps) && (ps.codePath == null || !ps.codePath.exists()) 2316 && mSettings.getDisabledSystemPkgLPr(ps.name) != null) { 2317 mSettings.mPackages.removeAt(i); 2318 mSettings.enableSystemPackageLPw(ps.name); 2319 } 2320 } 2321 2322 if (mFirstBoot) { 2323 requestCopyPreoptedFiles(); 2324 } 2325 2326 String customResolverActivity = Resources.getSystem().getString( 2327 R.string.config_customResolverActivity); 2328 if (TextUtils.isEmpty(customResolverActivity)) { 2329 customResolverActivity = null; 2330 } else { 2331 mCustomResolverComponentName = ComponentName.unflattenFromString( 2332 customResolverActivity); 2333 } 2334 2335 long startTime = SystemClock.uptimeMillis(); 2336 2337 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_SYSTEM_SCAN_START, 2338 startTime); 2339 2340 final String bootClassPath = System.getenv("BOOTCLASSPATH"); 2341 final String systemServerClassPath = System.getenv("SYSTEMSERVERCLASSPATH"); 2342 2343 if (bootClassPath == null) { 2344 Slog.w(TAG, "No BOOTCLASSPATH found!"); 2345 } 2346 2347 if (systemServerClassPath == null) { 2348 Slog.w(TAG, "No SYSTEMSERVERCLASSPATH found!"); 2349 } 2350 2351 final List<String> allInstructionSets = InstructionSets.getAllInstructionSets(); 2352 final String[] dexCodeInstructionSets = 2353 getDexCodeInstructionSets( 2354 allInstructionSets.toArray(new String[allInstructionSets.size()])); 2355 2356 /** 2357 * Ensure all external libraries have had dexopt run on them. 2358 */ 2359 if (mSharedLibraries.size() > 0) { 2360 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "dexopt"); 2361 // NOTE: For now, we're compiling these system "shared libraries" 2362 // (and framework jars) into all available architectures. It's possible 2363 // to compile them only when we come across an app that uses them (there's 2364 // already logic for that in scanPackageLI) but that adds some complexity. 2365 for (String dexCodeInstructionSet : dexCodeInstructionSets) { 2366 final int libCount = mSharedLibraries.size(); 2367 for (int i = 0; i < libCount; i++) { 2368 SparseArray<SharedLibraryEntry> versionedLib = mSharedLibraries.valueAt(i); 2369 final int versionCount = versionedLib.size(); 2370 for (int j = 0; j < versionCount; j++) { 2371 SharedLibraryEntry libEntry = versionedLib.valueAt(j); 2372 final String libPath = libEntry.path != null 2373 ? libEntry.path : libEntry.apk; 2374 if (libPath == null) { 2375 continue; 2376 } 2377 try { 2378 // Shared libraries do not have profiles so we perform a full 2379 // AOT compilation (if needed). 2380 int dexoptNeeded = DexFile.getDexOptNeeded( 2381 libPath, dexCodeInstructionSet, 2382 getCompilerFilterForReason(REASON_SHARED_APK), 2383 false /* newProfile */); 2384 if (dexoptNeeded != DexFile.NO_DEXOPT_NEEDED) { 2385 mInstaller.dexopt(libPath, Process.SYSTEM_UID, "*", 2386 dexCodeInstructionSet, dexoptNeeded, null, 2387 DEXOPT_PUBLIC, 2388 getCompilerFilterForReason(REASON_SHARED_APK), 2389 StorageManager.UUID_PRIVATE_INTERNAL, 2390 SKIP_SHARED_LIBRARY_CHECK); 2391 } 2392 } catch (FileNotFoundException e) { 2393 Slog.w(TAG, "Library not found: " + libPath); 2394 } catch (IOException | InstallerException e) { 2395 Slog.w(TAG, "Cannot dexopt " + libPath + "; is it an APK or JAR? " 2396 + e.getMessage()); 2397 } 2398 } 2399 } 2400 } 2401 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 2402 } 2403 2404 File frameworkDir = new File(Environment.getRootDirectory(), "framework"); 2405 2406 final VersionInfo ver = mSettings.getInternalVersion(); 2407 mIsUpgrade = !Build.FINGERPRINT.equals(ver.fingerprint); 2408 2409 // when upgrading from pre-M, promote system app permissions from install to runtime 2410 mPromoteSystemApps = 2411 mIsUpgrade && ver.sdkVersion <= Build.VERSION_CODES.LOLLIPOP_MR1; 2412 2413 // When upgrading from pre-N, we need to handle package extraction like first boot, 2414 // as there is no profiling data available. 2415 mIsPreNUpgrade = mIsUpgrade && ver.sdkVersion < Build.VERSION_CODES.N; 2416 2417 mIsPreNMR1Upgrade = mIsUpgrade && ver.sdkVersion < Build.VERSION_CODES.N_MR1; 2418 2419 // save off the names of pre-existing system packages prior to scanning; we don't 2420 // want to automatically grant runtime permissions for new system apps 2421 if (mPromoteSystemApps) { 2422 Iterator<PackageSetting> pkgSettingIter = mSettings.mPackages.values().iterator(); 2423 while (pkgSettingIter.hasNext()) { 2424 PackageSetting ps = pkgSettingIter.next(); 2425 if (isSystemApp(ps)) { 2426 mExistingSystemPackages.add(ps.name); 2427 } 2428 } 2429 } 2430 2431 mCacheDir = preparePackageParserCache(mIsUpgrade); 2432 2433 // Set flag to monitor and not change apk file paths when 2434 // scanning install directories. 2435 int scanFlags = SCAN_BOOTING | SCAN_INITIAL; 2436 2437 if (mIsUpgrade || mFirstBoot) { 2438 scanFlags = scanFlags | SCAN_FIRST_BOOT_OR_UPGRADE; 2439 } 2440 2441 // Collect vendor overlay packages. (Do this before scanning any apps.) 2442 // For security and version matching reason, only consider 2443 // overlay packages if they reside in the right directory. 2444 String overlayThemeDir = SystemProperties.get(VENDOR_OVERLAY_THEME_PERSIST_PROPERTY); 2445 if (overlayThemeDir.isEmpty()) { 2446 overlayThemeDir = SystemProperties.get(VENDOR_OVERLAY_THEME_PROPERTY); 2447 } 2448 if (!overlayThemeDir.isEmpty()) { 2449 scanDirTracedLI(new File(VENDOR_OVERLAY_DIR, overlayThemeDir), mDefParseFlags 2450 | PackageParser.PARSE_IS_SYSTEM 2451 | PackageParser.PARSE_IS_SYSTEM_DIR 2452 | PackageParser.PARSE_TRUSTED_OVERLAY, scanFlags | SCAN_TRUSTED_OVERLAY, 0); 2453 } 2454 scanDirTracedLI(new File(VENDOR_OVERLAY_DIR), mDefParseFlags 2455 | PackageParser.PARSE_IS_SYSTEM 2456 | PackageParser.PARSE_IS_SYSTEM_DIR 2457 | PackageParser.PARSE_TRUSTED_OVERLAY, scanFlags | SCAN_TRUSTED_OVERLAY, 0); 2458 2459 // Find base frameworks (resource packages without code). 2460 scanDirTracedLI(frameworkDir, mDefParseFlags 2461 | PackageParser.PARSE_IS_SYSTEM 2462 | PackageParser.PARSE_IS_SYSTEM_DIR 2463 | PackageParser.PARSE_IS_PRIVILEGED, 2464 scanFlags | SCAN_NO_DEX, 0); 2465 2466 // Collected privileged system packages. 2467 final File privilegedAppDir = new File(Environment.getRootDirectory(), "priv-app"); 2468 scanDirTracedLI(privilegedAppDir, mDefParseFlags 2469 | PackageParser.PARSE_IS_SYSTEM 2470 | PackageParser.PARSE_IS_SYSTEM_DIR 2471 | PackageParser.PARSE_IS_PRIVILEGED, scanFlags, 0); 2472 2473 // Collect ordinary system packages. 2474 final File systemAppDir = new File(Environment.getRootDirectory(), "app"); 2475 scanDirTracedLI(systemAppDir, mDefParseFlags 2476 | PackageParser.PARSE_IS_SYSTEM 2477 | PackageParser.PARSE_IS_SYSTEM_DIR, scanFlags, 0); 2478 2479 // Collect all vendor packages. 2480 File vendorAppDir = new File("/vendor/app"); 2481 try { 2482 vendorAppDir = vendorAppDir.getCanonicalFile(); 2483 } catch (IOException e) { 2484 // failed to look up canonical path, continue with original one 2485 } 2486 scanDirTracedLI(vendorAppDir, mDefParseFlags 2487 | PackageParser.PARSE_IS_SYSTEM 2488 | PackageParser.PARSE_IS_SYSTEM_DIR, scanFlags, 0); 2489 2490 // Collect all OEM packages. 2491 final File oemAppDir = new File(Environment.getOemDirectory(), "app"); 2492 scanDirTracedLI(oemAppDir, mDefParseFlags 2493 | PackageParser.PARSE_IS_SYSTEM 2494 | PackageParser.PARSE_IS_SYSTEM_DIR, scanFlags, 0); 2495 2496 // Prune any system packages that no longer exist. 2497 final List<String> possiblyDeletedUpdatedSystemApps = new ArrayList<String>(); 2498 if (!mOnlyCore) { 2499 Iterator<PackageSetting> psit = mSettings.mPackages.values().iterator(); 2500 while (psit.hasNext()) { 2501 PackageSetting ps = psit.next(); 2502 2503 /* 2504 * If this is not a system app, it can't be a 2505 * disable system app. 2506 */ 2507 if ((ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) == 0) { 2508 continue; 2509 } 2510 2511 /* 2512 * If the package is scanned, it's not erased. 2513 */ 2514 final PackageParser.Package scannedPkg = mPackages.get(ps.name); 2515 if (scannedPkg != null) { 2516 /* 2517 * If the system app is both scanned and in the 2518 * disabled packages list, then it must have been 2519 * added via OTA. Remove it from the currently 2520 * scanned package so the previously user-installed 2521 * application can be scanned. 2522 */ 2523 if (mSettings.isDisabledSystemPackageLPr(ps.name)) { 2524 logCriticalInfo(Log.WARN, "Expecting better updated system app for " 2525 + ps.name + "; removing system app. Last known codePath=" 2526 + ps.codePathString + ", installStatus=" + ps.installStatus 2527 + ", versionCode=" + ps.versionCode + "; scanned versionCode=" 2528 + scannedPkg.mVersionCode); 2529 removePackageLI(scannedPkg, true); 2530 mExpectingBetter.put(ps.name, ps.codePath); 2531 } 2532 2533 continue; 2534 } 2535 2536 if (!mSettings.isDisabledSystemPackageLPr(ps.name)) { 2537 psit.remove(); 2538 logCriticalInfo(Log.WARN, "System package " + ps.name 2539 + " no longer exists; it's data will be wiped"); 2540 // Actual deletion of code and data will be handled by later 2541 // reconciliation step 2542 } else { 2543 final PackageSetting disabledPs = mSettings.getDisabledSystemPkgLPr(ps.name); 2544 if (disabledPs.codePath == null || !disabledPs.codePath.exists()) { 2545 possiblyDeletedUpdatedSystemApps.add(ps.name); 2546 } 2547 } 2548 } 2549 } 2550 2551 //look for any incomplete package installations 2552 ArrayList<PackageSetting> deletePkgsList = mSettings.getListOfIncompleteInstallPackagesLPr(); 2553 for (int i = 0; i < deletePkgsList.size(); i++) { 2554 // Actual deletion of code and data will be handled by later 2555 // reconciliation step 2556 final String packageName = deletePkgsList.get(i).name; 2557 logCriticalInfo(Log.WARN, "Cleaning up incompletely installed app: " + packageName); 2558 synchronized (mPackages) { 2559 mSettings.removePackageLPw(packageName); 2560 } 2561 } 2562 2563 //delete tmp files 2564 deleteTempPackageFiles(); 2565 2566 // Remove any shared userIDs that have no associated packages 2567 mSettings.pruneSharedUsersLPw(); 2568 2569 if (!mOnlyCore) { 2570 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_DATA_SCAN_START, 2571 SystemClock.uptimeMillis()); 2572 scanDirTracedLI(mAppInstallDir, 0, scanFlags | SCAN_REQUIRE_KNOWN, 0); 2573 2574 scanDirTracedLI(mDrmAppPrivateInstallDir, mDefParseFlags 2575 | PackageParser.PARSE_FORWARD_LOCK, 2576 scanFlags | SCAN_REQUIRE_KNOWN, 0); 2577 2578 scanDirLI(mEphemeralInstallDir, mDefParseFlags 2579 | PackageParser.PARSE_IS_EPHEMERAL, 2580 scanFlags | SCAN_REQUIRE_KNOWN, 0); 2581 2582 /** 2583 * Remove disable package settings for any updated system 2584 * apps that were removed via an OTA. If they're not a 2585 * previously-updated app, remove them completely. 2586 * Otherwise, just revoke their system-level permissions. 2587 */ 2588 for (String deletedAppName : possiblyDeletedUpdatedSystemApps) { 2589 PackageParser.Package deletedPkg = mPackages.get(deletedAppName); 2590 mSettings.removeDisabledSystemPackageLPw(deletedAppName); 2591 2592 String msg; 2593 if (deletedPkg == null) { 2594 msg = "Updated system package " + deletedAppName 2595 + " no longer exists; it's data will be wiped"; 2596 // Actual deletion of code and data will be handled by later 2597 // reconciliation step 2598 } else { 2599 msg = "Updated system app + " + deletedAppName 2600 + " no longer present; removing system privileges for " 2601 + deletedAppName; 2602 2603 deletedPkg.applicationInfo.flags &= ~ApplicationInfo.FLAG_SYSTEM; 2604 2605 PackageSetting deletedPs = mSettings.mPackages.get(deletedAppName); 2606 deletedPs.pkgFlags &= ~ApplicationInfo.FLAG_SYSTEM; 2607 } 2608 logCriticalInfo(Log.WARN, msg); 2609 } 2610 2611 /** 2612 * Make sure all system apps that we expected to appear on 2613 * the userdata partition actually showed up. If they never 2614 * appeared, crawl back and revive the system version. 2615 */ 2616 for (int i = 0; i < mExpectingBetter.size(); i++) { 2617 final String packageName = mExpectingBetter.keyAt(i); 2618 if (!mPackages.containsKey(packageName)) { 2619 final File scanFile = mExpectingBetter.valueAt(i); 2620 2621 logCriticalInfo(Log.WARN, "Expected better " + packageName 2622 + " but never showed up; reverting to system"); 2623 2624 int reparseFlags = mDefParseFlags; 2625 if (FileUtils.contains(privilegedAppDir, scanFile)) { 2626 reparseFlags = PackageParser.PARSE_IS_SYSTEM 2627 | PackageParser.PARSE_IS_SYSTEM_DIR 2628 | PackageParser.PARSE_IS_PRIVILEGED; 2629 } else if (FileUtils.contains(systemAppDir, scanFile)) { 2630 reparseFlags = PackageParser.PARSE_IS_SYSTEM 2631 | PackageParser.PARSE_IS_SYSTEM_DIR; 2632 } else if (FileUtils.contains(vendorAppDir, scanFile)) { 2633 reparseFlags = PackageParser.PARSE_IS_SYSTEM 2634 | PackageParser.PARSE_IS_SYSTEM_DIR; 2635 } else if (FileUtils.contains(oemAppDir, scanFile)) { 2636 reparseFlags = PackageParser.PARSE_IS_SYSTEM 2637 | PackageParser.PARSE_IS_SYSTEM_DIR; 2638 } else { 2639 Slog.e(TAG, "Ignoring unexpected fallback path " + scanFile); 2640 continue; 2641 } 2642 2643 mSettings.enableSystemPackageLPw(packageName); 2644 2645 try { 2646 scanPackageTracedLI(scanFile, reparseFlags, scanFlags, 0, null); 2647 } catch (PackageManagerException e) { 2648 Slog.e(TAG, "Failed to parse original system package: " 2649 + e.getMessage()); 2650 } 2651 } 2652 } 2653 } 2654 mExpectingBetter.clear(); 2655 2656 // Resolve the storage manager. 2657 mStorageManagerPackage = getStorageManagerPackageName(); 2658 2659 // Resolve protected action filters. Only the setup wizard is allowed to 2660 // have a high priority filter for these actions. 2661 mSetupWizardPackage = getSetupWizardPackageName(); 2662 if (mProtectedFilters.size() > 0) { 2663 if (DEBUG_FILTERS && mSetupWizardPackage == null) { 2664 Slog.i(TAG, "No setup wizard;" 2665 + " All protected intents capped to priority 0"); 2666 } 2667 for (ActivityIntentInfo filter : mProtectedFilters) { 2668 if (filter.activity.info.packageName.equals(mSetupWizardPackage)) { 2669 if (DEBUG_FILTERS) { 2670 Slog.i(TAG, "Found setup wizard;" 2671 + " allow priority " + filter.getPriority() + ";" 2672 + " package: " + filter.activity.info.packageName 2673 + " activity: " + filter.activity.className 2674 + " priority: " + filter.getPriority()); 2675 } 2676 // skip setup wizard; allow it to keep the high priority filter 2677 continue; 2678 } 2679 Slog.w(TAG, "Protected action; cap priority to 0;" 2680 + " package: " + filter.activity.info.packageName 2681 + " activity: " + filter.activity.className 2682 + " origPrio: " + filter.getPriority()); 2683 filter.setPriority(0); 2684 } 2685 } 2686 mDeferProtectedFilters = false; 2687 mProtectedFilters.clear(); 2688 2689 // Now that we know all of the shared libraries, update all clients to have 2690 // the correct library paths. 2691 updateAllSharedLibrariesLPw(null); 2692 2693 for (SharedUserSetting setting : mSettings.getAllSharedUsersLPw()) { 2694 // NOTE: We ignore potential failures here during a system scan (like 2695 // the rest of the commands above) because there's precious little we 2696 // can do about it. A settings error is reported, though. 2697 adjustCpuAbisForSharedUserLPw(setting.packages, null /*scannedPackage*/); 2698 } 2699 2700 // Now that we know all the packages we are keeping, 2701 // read and update their last usage times. 2702 mPackageUsage.read(mPackages); 2703 mCompilerStats.read(); 2704 2705 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_SCAN_END, 2706 SystemClock.uptimeMillis()); 2707 Slog.i(TAG, "Time to scan packages: " 2708 + ((SystemClock.uptimeMillis()-startTime)/1000f) 2709 + " seconds"); 2710 2711 // If the platform SDK has changed since the last time we booted, 2712 // we need to re-grant app permission to catch any new ones that 2713 // appear. This is really a hack, and means that apps can in some 2714 // cases get permissions that the user didn't initially explicitly 2715 // allow... it would be nice to have some better way to handle 2716 // this situation. 2717 int updateFlags = UPDATE_PERMISSIONS_ALL; 2718 if (ver.sdkVersion != mSdkVersion) { 2719 Slog.i(TAG, "Platform changed from " + ver.sdkVersion + " to " 2720 + mSdkVersion + "; regranting permissions for internal storage"); 2721 updateFlags |= UPDATE_PERMISSIONS_REPLACE_PKG | UPDATE_PERMISSIONS_REPLACE_ALL; 2722 } 2723 updatePermissionsLPw(null, null, StorageManager.UUID_PRIVATE_INTERNAL, updateFlags); 2724 ver.sdkVersion = mSdkVersion; 2725 2726 // If this is the first boot or an update from pre-M, and it is a normal 2727 // boot, then we need to initialize the default preferred apps across 2728 // all defined users. 2729 if (!onlyCore && (mPromoteSystemApps || mFirstBoot)) { 2730 for (UserInfo user : sUserManager.getUsers(true)) { 2731 mSettings.applyDefaultPreferredAppsLPw(this, user.id); 2732 applyFactoryDefaultBrowserLPw(user.id); 2733 primeDomainVerificationsLPw(user.id); 2734 } 2735 } 2736 2737 // Prepare storage for system user really early during boot, 2738 // since core system apps like SettingsProvider and SystemUI 2739 // can't wait for user to start 2740 final int storageFlags; 2741 if (StorageManager.isFileEncryptedNativeOrEmulated()) { 2742 storageFlags = StorageManager.FLAG_STORAGE_DE; 2743 } else { 2744 storageFlags = StorageManager.FLAG_STORAGE_DE | StorageManager.FLAG_STORAGE_CE; 2745 } 2746 reconcileAppsDataLI(StorageManager.UUID_PRIVATE_INTERNAL, UserHandle.USER_SYSTEM, 2747 storageFlags, true /* migrateAppData */); 2748 2749 // If this is first boot after an OTA, and a normal boot, then 2750 // we need to clear code cache directories. 2751 // Note that we do *not* clear the application profiles. These remain valid 2752 // across OTAs and are used to drive profile verification (post OTA) and 2753 // profile compilation (without waiting to collect a fresh set of profiles). 2754 if (mIsUpgrade && !onlyCore) { 2755 Slog.i(TAG, "Build fingerprint changed; clearing code caches"); 2756 for (int i = 0; i < mSettings.mPackages.size(); i++) { 2757 final PackageSetting ps = mSettings.mPackages.valueAt(i); 2758 if (Objects.equals(StorageManager.UUID_PRIVATE_INTERNAL, ps.volumeUuid)) { 2759 // No apps are running this early, so no need to freeze 2760 clearAppDataLIF(ps.pkg, UserHandle.USER_ALL, 2761 StorageManager.FLAG_STORAGE_DE | StorageManager.FLAG_STORAGE_CE 2762 | Installer.FLAG_CLEAR_CODE_CACHE_ONLY); 2763 } 2764 } 2765 ver.fingerprint = Build.FINGERPRINT; 2766 } 2767 2768 checkDefaultBrowser(); 2769 2770 // clear only after permissions and other defaults have been updated 2771 mExistingSystemPackages.clear(); 2772 mPromoteSystemApps = false; 2773 2774 // All the changes are done during package scanning. 2775 ver.databaseVersion = Settings.CURRENT_DATABASE_VERSION; 2776 2777 // can downgrade to reader 2778 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "write settings"); 2779 mSettings.writeLPr(); 2780 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 2781 2782 // Perform dexopt on all apps that mark themselves as coreApps. We do this pretty 2783 // early on (before the package manager declares itself as early) because other 2784 // components in the system server might ask for package contexts for these apps. 2785 // 2786 // Note that "onlyCore" in this context means the system is encrypted or encrypting 2787 // (i.e, that the data partition is unavailable). 2788 if ((isFirstBoot() || isUpgrade() || VMRuntime.didPruneDalvikCache()) && !onlyCore) { 2789 long start = System.nanoTime(); 2790 List<PackageParser.Package> coreApps = new ArrayList<>(); 2791 for (PackageParser.Package pkg : mPackages.values()) { 2792 if (pkg.coreApp) { 2793 coreApps.add(pkg); 2794 } 2795 } 2796 2797 int[] stats = performDexOptUpgrade(coreApps, false, 2798 getCompilerFilterForReason(REASON_CORE_APP)); 2799 2800 final int elapsedTimeSeconds = 2801 (int) TimeUnit.NANOSECONDS.toSeconds(System.nanoTime() - start); 2802 MetricsLogger.histogram(mContext, "opt_coreapps_time_s", elapsedTimeSeconds); 2803 2804 if (DEBUG_DEXOPT) { 2805 Slog.i(TAG, "Dex-opt core apps took : " + elapsedTimeSeconds + " seconds (" + 2806 stats[0] + ", " + stats[1] + ", " + stats[2] + ")"); 2807 } 2808 2809 2810 // TODO: Should we log these stats to tron too ? 2811 // MetricsLogger.histogram(mContext, "opt_coreapps_num_dexopted", stats[0]); 2812 // MetricsLogger.histogram(mContext, "opt_coreapps_num_skipped", stats[1]); 2813 // MetricsLogger.histogram(mContext, "opt_coreapps_num_failed", stats[2]); 2814 // MetricsLogger.histogram(mContext, "opt_coreapps_num_total", coreApps.size()); 2815 } 2816 2817 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_READY, 2818 SystemClock.uptimeMillis()); 2819 2820 if (!mOnlyCore) { 2821 mRequiredVerifierPackage = getRequiredButNotReallyRequiredVerifierLPr(); 2822 mRequiredInstallerPackage = getRequiredInstallerLPr(); 2823 mRequiredUninstallerPackage = getRequiredUninstallerLPr(); 2824 mIntentFilterVerifierComponent = getIntentFilterVerifierComponentNameLPr(); 2825 mIntentFilterVerifier = new IntentVerifierProxy(mContext, 2826 mIntentFilterVerifierComponent); 2827 mServicesSystemSharedLibraryPackageName = getRequiredSharedLibraryLPr( 2828 PackageManager.SYSTEM_SHARED_LIBRARY_SERVICES, 2829 SharedLibraryInfo.VERSION_UNDEFINED); 2830 mSharedSystemSharedLibraryPackageName = getRequiredSharedLibraryLPr( 2831 PackageManager.SYSTEM_SHARED_LIBRARY_SHARED, 2832 SharedLibraryInfo.VERSION_UNDEFINED); 2833 } else { 2834 mRequiredVerifierPackage = null; 2835 mRequiredInstallerPackage = null; 2836 mRequiredUninstallerPackage = null; 2837 mIntentFilterVerifierComponent = null; 2838 mIntentFilterVerifier = null; 2839 mServicesSystemSharedLibraryPackageName = null; 2840 mSharedSystemSharedLibraryPackageName = null; 2841 } 2842 2843 mInstallerService = new PackageInstallerService(context, this); 2844 2845 final ComponentName ephemeralResolverComponent = getEphemeralResolverLPr(); 2846 if (ephemeralResolverComponent != null) { 2847 if (DEBUG_EPHEMERAL) { 2848 Slog.i(TAG, "Ephemeral resolver: " + ephemeralResolverComponent); 2849 } 2850 mEphemeralResolverConnection = 2851 new EphemeralResolverConnection(mContext, ephemeralResolverComponent); 2852 } else { 2853 mEphemeralResolverConnection = null; 2854 } 2855 mEphemeralInstallerComponent = getEphemeralInstallerLPr(); 2856 if (mEphemeralInstallerComponent != null) { 2857 if (DEBUG_EPHEMERAL) { 2858 Slog.i(TAG, "Ephemeral installer: " + mEphemeralInstallerComponent); 2859 } 2860 setUpEphemeralInstallerActivityLP(mEphemeralInstallerComponent); 2861 } 2862 2863 // Read and update the usage of dex files. 2864 // Do this at the end of PM init so that all the packages have their 2865 // data directory reconciled. 2866 // At this point we know the code paths of the packages, so we can validate 2867 // the disk file and build the internal cache. 2868 // The usage file is expected to be small so loading and verifying it 2869 // should take a fairly small time compare to the other activities (e.g. package 2870 // scanning). 2871 final Map<Integer, List<PackageInfo>> userPackages = new HashMap<>(); 2872 final int[] currentUserIds = UserManagerService.getInstance().getUserIds(); 2873 for (int userId : currentUserIds) { 2874 userPackages.put(userId, getInstalledPackages(/*flags*/ 0, userId).getList()); 2875 } 2876 mDexManager.load(userPackages); 2877 } // synchronized (mPackages) 2878 } // synchronized (mInstallLock) 2879 2880 // Now after opening every single application zip, make sure they 2881 // are all flushed. Not really needed, but keeps things nice and 2882 // tidy. 2883 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "GC"); 2884 Runtime.getRuntime().gc(); 2885 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 2886 2887 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "loadFallbacks"); 2888 FallbackCategoryProvider.loadFallbacks(); 2889 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 2890 2891 // The initial scanning above does many calls into installd while 2892 // holding the mPackages lock, but we're mostly interested in yelling 2893 // once we have a booted system. 2894 mInstaller.setWarnIfHeld(mPackages); 2895 2896 // Expose private service for system components to use. 2897 LocalServices.addService(PackageManagerInternal.class, new PackageManagerInternalImpl()); 2898 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 2899 } 2900 2901 private static File preparePackageParserCache(boolean isUpgrade) { 2902 if (!DEFAULT_PACKAGE_PARSER_CACHE_ENABLED) { 2903 return null; 2904 } 2905 2906 // Disable package parsing on eng builds to allow for faster incremental development. 2907 if ("eng".equals(Build.TYPE)) { 2908 return null; 2909 } 2910 2911 if (SystemProperties.getBoolean("pm.boot.disable_package_cache", false)) { 2912 Slog.i(TAG, "Disabling package parser cache due to system property."); 2913 return null; 2914 } 2915 2916 // The base directory for the package parser cache lives under /data/system/. 2917 final File cacheBaseDir = FileUtils.createDir(Environment.getDataSystemDirectory(), 2918 "package_cache"); 2919 if (cacheBaseDir == null) { 2920 return null; 2921 } 2922 2923 // If this is a system upgrade scenario, delete the contents of the package cache dir. 2924 // This also serves to "GC" unused entries when the package cache version changes (which 2925 // can only happen during upgrades). 2926 if (isUpgrade) { 2927 FileUtils.deleteContents(cacheBaseDir); 2928 } 2929 2930 2931 // Return the versioned package cache directory. This is something like 2932 // "/data/system/package_cache/1" 2933 File cacheDir = FileUtils.createDir(cacheBaseDir, PACKAGE_PARSER_CACHE_VERSION); 2934 2935 // The following is a workaround to aid development on non-numbered userdebug 2936 // builds or cases where "adb sync" is used on userdebug builds. If we detect that 2937 // the system partition is newer. 2938 // 2939 // NOTE: When no BUILD_NUMBER is set by the build system, it defaults to a build 2940 // that starts with "eng." to signify that this is an engineering build and not 2941 // destined for release. 2942 if ("userdebug".equals(Build.TYPE) && Build.VERSION.INCREMENTAL.startsWith("eng.")) { 2943 Slog.w(TAG, "Wiping cache directory because the system partition changed."); 2944 2945 // Heuristic: If the /system directory has been modified recently due to an "adb sync" 2946 // or a regular make, then blow away the cache. Note that mtimes are *NOT* reliable 2947 // in general and should not be used for production changes. In this specific case, 2948 // we know that they will work. 2949 File frameworkDir = new File(Environment.getRootDirectory(), "framework"); 2950 if (cacheDir.lastModified() < frameworkDir.lastModified()) { 2951 FileUtils.deleteContents(cacheBaseDir); 2952 cacheDir = FileUtils.createDir(cacheBaseDir, PACKAGE_PARSER_CACHE_VERSION); 2953 } 2954 } 2955 2956 return cacheDir; 2957 } 2958 2959 @Override 2960 public boolean isFirstBoot() { 2961 return mFirstBoot; 2962 } 2963 2964 @Override 2965 public boolean isOnlyCoreApps() { 2966 return mOnlyCore; 2967 } 2968 2969 @Override 2970 public boolean isUpgrade() { 2971 return mIsUpgrade; 2972 } 2973 2974 private @Nullable String getRequiredButNotReallyRequiredVerifierLPr() { 2975 final Intent intent = new Intent(Intent.ACTION_PACKAGE_NEEDS_VERIFICATION); 2976 2977 final List<ResolveInfo> matches = queryIntentReceiversInternal(intent, PACKAGE_MIME_TYPE, 2978 MATCH_SYSTEM_ONLY | MATCH_DIRECT_BOOT_AWARE | MATCH_DIRECT_BOOT_UNAWARE, 2979 UserHandle.USER_SYSTEM); 2980 if (matches.size() == 1) { 2981 return matches.get(0).getComponentInfo().packageName; 2982 } else if (matches.size() == 0) { 2983 Log.e(TAG, "There should probably be a verifier, but, none were found"); 2984 return null; 2985 } 2986 throw new RuntimeException("There must be exactly one verifier; found " + matches); 2987 } 2988 2989 private @NonNull String getRequiredSharedLibraryLPr(String name, int version) { 2990 synchronized (mPackages) { 2991 SharedLibraryEntry libraryEntry = getSharedLibraryEntryLPr(name, version); 2992 if (libraryEntry == null) { 2993 throw new IllegalStateException("Missing required shared library:" + name); 2994 } 2995 return libraryEntry.apk; 2996 } 2997 } 2998 2999 private @NonNull String getRequiredInstallerLPr() { 3000 final Intent intent = new Intent(Intent.ACTION_INSTALL_PACKAGE); 3001 intent.addCategory(Intent.CATEGORY_DEFAULT); 3002 intent.setDataAndType(Uri.fromFile(new File("foo.apk")), PACKAGE_MIME_TYPE); 3003 3004 final List<ResolveInfo> matches = queryIntentActivitiesInternal(intent, PACKAGE_MIME_TYPE, 3005 MATCH_SYSTEM_ONLY | MATCH_DIRECT_BOOT_AWARE | MATCH_DIRECT_BOOT_UNAWARE, 3006 UserHandle.USER_SYSTEM); 3007 if (matches.size() == 1) { 3008 ResolveInfo resolveInfo = matches.get(0); 3009 if (!resolveInfo.activityInfo.applicationInfo.isPrivilegedApp()) { 3010 throw new RuntimeException("The installer must be a privileged app"); 3011 } 3012 return matches.get(0).getComponentInfo().packageName; 3013 } else { 3014 throw new RuntimeException("There must be exactly one installer; found " + matches); 3015 } 3016 } 3017 3018 private @NonNull String getRequiredUninstallerLPr() { 3019 final Intent intent = new Intent(Intent.ACTION_UNINSTALL_PACKAGE); 3020 intent.addCategory(Intent.CATEGORY_DEFAULT); 3021 intent.setData(Uri.fromParts(PACKAGE_SCHEME, "foo.bar", null)); 3022 3023 final ResolveInfo resolveInfo = resolveIntent(intent, null, 3024 MATCH_SYSTEM_ONLY | MATCH_DIRECT_BOOT_AWARE | MATCH_DIRECT_BOOT_UNAWARE, 3025 UserHandle.USER_SYSTEM); 3026 if (resolveInfo == null || 3027 mResolveActivity.name.equals(resolveInfo.getComponentInfo().name)) { 3028 throw new RuntimeException("There must be exactly one uninstaller; found " 3029 + resolveInfo); 3030 } 3031 return resolveInfo.getComponentInfo().packageName; 3032 } 3033 3034 private @NonNull ComponentName getIntentFilterVerifierComponentNameLPr() { 3035 final Intent intent = new Intent(Intent.ACTION_INTENT_FILTER_NEEDS_VERIFICATION); 3036 3037 final List<ResolveInfo> matches = queryIntentReceiversInternal(intent, PACKAGE_MIME_TYPE, 3038 MATCH_SYSTEM_ONLY | MATCH_DIRECT_BOOT_AWARE | MATCH_DIRECT_BOOT_UNAWARE, 3039 UserHandle.USER_SYSTEM); 3040 ResolveInfo best = null; 3041 final int N = matches.size(); 3042 for (int i = 0; i < N; i++) { 3043 final ResolveInfo cur = matches.get(i); 3044 final String packageName = cur.getComponentInfo().packageName; 3045 if (checkPermission(android.Manifest.permission.INTENT_FILTER_VERIFICATION_AGENT, 3046 packageName, UserHandle.USER_SYSTEM) != PackageManager.PERMISSION_GRANTED) { 3047 continue; 3048 } 3049 3050 if (best == null || cur.priority > best.priority) { 3051 best = cur; 3052 } 3053 } 3054 3055 if (best != null) { 3056 return best.getComponentInfo().getComponentName(); 3057 } else { 3058 throw new RuntimeException("There must be at least one intent filter verifier"); 3059 } 3060 } 3061 3062 private @Nullable ComponentName getEphemeralResolverLPr() { 3063 final String[] packageArray = 3064 mContext.getResources().getStringArray(R.array.config_ephemeralResolverPackage); 3065 if (packageArray.length == 0 && !Build.IS_DEBUGGABLE) { 3066 if (DEBUG_EPHEMERAL) { 3067 Slog.d(TAG, "Ephemeral resolver NOT found; empty package list"); 3068 } 3069 return null; 3070 } 3071 3072 final int resolveFlags = 3073 MATCH_DIRECT_BOOT_AWARE 3074 | MATCH_DIRECT_BOOT_UNAWARE 3075 | (!Build.IS_DEBUGGABLE ? MATCH_SYSTEM_ONLY : 0); 3076 final Intent resolverIntent = new Intent(Intent.ACTION_RESOLVE_EPHEMERAL_PACKAGE); 3077 final List<ResolveInfo> resolvers = queryIntentServicesInternal(resolverIntent, null, 3078 resolveFlags, UserHandle.USER_SYSTEM); 3079 3080 final int N = resolvers.size(); 3081 if (N == 0) { 3082 if (DEBUG_EPHEMERAL) { 3083 Slog.d(TAG, "Ephemeral resolver NOT found; no matching intent filters"); 3084 } 3085 return null; 3086 } 3087 3088 final Set<String> possiblePackages = new ArraySet<>(Arrays.asList(packageArray)); 3089 for (int i = 0; i < N; i++) { 3090 final ResolveInfo info = resolvers.get(i); 3091 3092 if (info.serviceInfo == null) { 3093 continue; 3094 } 3095 3096 final String packageName = info.serviceInfo.packageName; 3097 if (!possiblePackages.contains(packageName) && !Build.IS_DEBUGGABLE) { 3098 if (DEBUG_EPHEMERAL) { 3099 Slog.d(TAG, "Ephemeral resolver not in allowed package list;" 3100 + " pkg: " + packageName + ", info:" + info); 3101 } 3102 continue; 3103 } 3104 3105 if (DEBUG_EPHEMERAL) { 3106 Slog.v(TAG, "Ephemeral resolver found;" 3107 + " pkg: " + packageName + ", info:" + info); 3108 } 3109 return new ComponentName(packageName, info.serviceInfo.name); 3110 } 3111 if (DEBUG_EPHEMERAL) { 3112 Slog.v(TAG, "Ephemeral resolver NOT found"); 3113 } 3114 return null; 3115 } 3116 3117 private @Nullable ComponentName getEphemeralInstallerLPr() { 3118 final Intent intent = new Intent(Intent.ACTION_INSTALL_EPHEMERAL_PACKAGE); 3119 intent.addCategory(Intent.CATEGORY_DEFAULT); 3120 intent.setDataAndType(Uri.fromFile(new File("foo.apk")), PACKAGE_MIME_TYPE); 3121 3122 final int resolveFlags = 3123 MATCH_DIRECT_BOOT_AWARE 3124 | MATCH_DIRECT_BOOT_UNAWARE 3125 | (!Build.IS_DEBUGGABLE ? MATCH_SYSTEM_ONLY : 0); 3126 final List<ResolveInfo> matches = queryIntentActivitiesInternal(intent, PACKAGE_MIME_TYPE, 3127 resolveFlags, UserHandle.USER_SYSTEM); 3128 Iterator<ResolveInfo> iter = matches.iterator(); 3129 while (iter.hasNext()) { 3130 final ResolveInfo rInfo = iter.next(); 3131 final PackageSetting ps = mSettings.mPackages.get(rInfo.activityInfo.packageName); 3132 if (ps != null) { 3133 final PermissionsState permissionsState = ps.getPermissionsState(); 3134 if (permissionsState.hasPermission(Manifest.permission.INSTALL_PACKAGES, 0)) { 3135 continue; 3136 } 3137 } 3138 iter.remove(); 3139 } 3140 if (matches.size() == 0) { 3141 return null; 3142 } else if (matches.size() == 1) { 3143 return matches.get(0).getComponentInfo().getComponentName(); 3144 } else { 3145 throw new RuntimeException( 3146 "There must be at most one ephemeral installer; found " + matches); 3147 } 3148 } 3149 3150 private void primeDomainVerificationsLPw(int userId) { 3151 if (DEBUG_DOMAIN_VERIFICATION) { 3152 Slog.d(TAG, "Priming domain verifications in user " + userId); 3153 } 3154 3155 SystemConfig systemConfig = SystemConfig.getInstance(); 3156 ArraySet<String> packages = systemConfig.getLinkedApps(); 3157 3158 for (String packageName : packages) { 3159 PackageParser.Package pkg = mPackages.get(packageName); 3160 if (pkg != null) { 3161 if (!pkg.isSystemApp()) { 3162 Slog.w(TAG, "Non-system app '" + packageName + "' in sysconfig <app-link>"); 3163 continue; 3164 } 3165 3166 ArraySet<String> domains = null; 3167 for (PackageParser.Activity a : pkg.activities) { 3168 for (ActivityIntentInfo filter : a.intents) { 3169 if (hasValidDomains(filter)) { 3170 if (domains == null) { 3171 domains = new ArraySet<String>(); 3172 } 3173 domains.addAll(filter.getHostsList()); 3174 } 3175 } 3176 } 3177 3178 if (domains != null && domains.size() > 0) { 3179 if (DEBUG_DOMAIN_VERIFICATION) { 3180 Slog.v(TAG, " + " + packageName); 3181 } 3182 // 'Undefined' in the global IntentFilterVerificationInfo, i.e. the usual 3183 // state w.r.t. the formal app-linkage "no verification attempted" state; 3184 // and then 'always' in the per-user state actually used for intent resolution. 3185 final IntentFilterVerificationInfo ivi; 3186 ivi = mSettings.createIntentFilterVerificationIfNeededLPw(packageName, domains); 3187 ivi.setStatus(INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED); 3188 mSettings.updateIntentFilterVerificationStatusLPw(packageName, 3189 INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS, userId); 3190 } else { 3191 Slog.w(TAG, "Sysconfig <app-link> package '" + packageName 3192 + "' does not handle web links"); 3193 } 3194 } else { 3195 Slog.w(TAG, "Unknown package " + packageName + " in sysconfig <app-link>"); 3196 } 3197 } 3198 3199 scheduleWritePackageRestrictionsLocked(userId); 3200 scheduleWriteSettingsLocked(); 3201 } 3202 3203 private void applyFactoryDefaultBrowserLPw(int userId) { 3204 // The default browser app's package name is stored in a string resource, 3205 // with a product-specific overlay used for vendor customization. 3206 String browserPkg = mContext.getResources().getString( 3207 com.android.internal.R.string.default_browser); 3208 if (!TextUtils.isEmpty(browserPkg)) { 3209 // non-empty string => required to be a known package 3210 PackageSetting ps = mSettings.mPackages.get(browserPkg); 3211 if (ps == null) { 3212 Slog.e(TAG, "Product default browser app does not exist: " + browserPkg); 3213 browserPkg = null; 3214 } else { 3215 mSettings.setDefaultBrowserPackageNameLPw(browserPkg, userId); 3216 } 3217 } 3218 3219 // Nothing valid explicitly set? Make the factory-installed browser the explicit 3220 // default. If there's more than one, just leave everything alone. 3221 if (browserPkg == null) { 3222 calculateDefaultBrowserLPw(userId); 3223 } 3224 } 3225 3226 private void calculateDefaultBrowserLPw(int userId) { 3227 List<String> allBrowsers = resolveAllBrowserApps(userId); 3228 final String browserPkg = (allBrowsers.size() == 1) ? allBrowsers.get(0) : null; 3229 mSettings.setDefaultBrowserPackageNameLPw(browserPkg, userId); 3230 } 3231 3232 private List<String> resolveAllBrowserApps(int userId) { 3233 // Resolve the canonical browser intent and check that the handleAllWebDataURI boolean is set 3234 List<ResolveInfo> list = queryIntentActivitiesInternal(sBrowserIntent, null, 3235 PackageManager.MATCH_ALL, userId); 3236 3237 final int count = list.size(); 3238 List<String> result = new ArrayList<String>(count); 3239 for (int i=0; i<count; i++) { 3240 ResolveInfo info = list.get(i); 3241 if (info.activityInfo == null 3242 || !info.handleAllWebDataURI 3243 || (info.activityInfo.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) == 0 3244 || result.contains(info.activityInfo.packageName)) { 3245 continue; 3246 } 3247 result.add(info.activityInfo.packageName); 3248 } 3249 3250 return result; 3251 } 3252 3253 private boolean packageIsBrowser(String packageName, int userId) { 3254 List<ResolveInfo> list = queryIntentActivitiesInternal(sBrowserIntent, null, 3255 PackageManager.MATCH_ALL, userId); 3256 final int N = list.size(); 3257 for (int i = 0; i < N; i++) { 3258 ResolveInfo info = list.get(i); 3259 if (packageName.equals(info.activityInfo.packageName)) { 3260 return true; 3261 } 3262 } 3263 return false; 3264 } 3265 3266 private void checkDefaultBrowser() { 3267 final int myUserId = UserHandle.myUserId(); 3268 final String packageName = getDefaultBrowserPackageName(myUserId); 3269 if (packageName != null) { 3270 PackageInfo info = getPackageInfo(packageName, 0, myUserId); 3271 if (info == null) { 3272 Slog.w(TAG, "Default browser no longer installed: " + packageName); 3273 synchronized (mPackages) { 3274 applyFactoryDefaultBrowserLPw(myUserId); // leaves ambiguous when > 1 3275 } 3276 } 3277 } 3278 } 3279 3280 @Override 3281 public boolean onTransact(int code, Parcel data, Parcel reply, int flags) 3282 throws RemoteException { 3283 try { 3284 return super.onTransact(code, data, reply, flags); 3285 } catch (RuntimeException e) { 3286 if (!(e instanceof SecurityException) && !(e instanceof IllegalArgumentException)) { 3287 Slog.wtf(TAG, "Package Manager Crash", e); 3288 } 3289 throw e; 3290 } 3291 } 3292 3293 static int[] appendInts(int[] cur, int[] add) { 3294 if (add == null) return cur; 3295 if (cur == null) return add; 3296 final int N = add.length; 3297 for (int i=0; i<N; i++) { 3298 cur = appendInt(cur, add[i]); 3299 } 3300 return cur; 3301 } 3302 3303 private PackageInfo generatePackageInfo(PackageSetting ps, int flags, int userId) { 3304 if (!sUserManager.exists(userId)) return null; 3305 if (ps == null) { 3306 return null; 3307 } 3308 final PackageParser.Package p = ps.pkg; 3309 if (p == null) { 3310 return null; 3311 } 3312 // Filter out ephemeral app metadata: 3313 // * The system/shell/root can see metadata for any app 3314 // * An installed app can see metadata for 1) other installed apps 3315 // and 2) ephemeral apps that have explicitly interacted with it 3316 // * Ephemeral apps can only see their own metadata 3317 // * Holding a signature permission allows seeing instant apps 3318 final int callingAppId = UserHandle.getAppId(Binder.getCallingUid()); 3319 if (callingAppId != Process.SYSTEM_UID 3320 && callingAppId != Process.SHELL_UID 3321 && callingAppId != Process.ROOT_UID 3322 && checkUidPermission(Manifest.permission.ACCESS_INSTANT_APPS, 3323 Binder.getCallingUid()) != PackageManager.PERMISSION_GRANTED) { 3324 final String ephemeralPackageName = getEphemeralPackageName(Binder.getCallingUid()); 3325 if (ephemeralPackageName != null) { 3326 // ephemeral apps can only get information on themselves 3327 if (!ephemeralPackageName.equals(p.packageName)) { 3328 return null; 3329 } 3330 } else { 3331 if (p.applicationInfo.isInstantApp()) { 3332 // only get access to the ephemeral app if we've been granted access 3333 if (!mInstantAppRegistry.isInstantAccessGranted( 3334 userId, callingAppId, ps.appId)) { 3335 return null; 3336 } 3337 } 3338 } 3339 } 3340 3341 final PermissionsState permissionsState = ps.getPermissionsState(); 3342 3343 // Compute GIDs only if requested 3344 final int[] gids = (flags & PackageManager.GET_GIDS) == 0 3345 ? EMPTY_INT_ARRAY : permissionsState.computeGids(userId); 3346 // Compute granted permissions only if package has requested permissions 3347 final Set<String> permissions = ArrayUtils.isEmpty(p.requestedPermissions) 3348 ? Collections.<String>emptySet() : permissionsState.getPermissions(userId); 3349 final PackageUserState state = ps.readUserState(userId); 3350 3351 if ((flags & MATCH_UNINSTALLED_PACKAGES) != 0 3352 && ps.isSystem()) { 3353 flags |= MATCH_ANY_USER; 3354 } 3355 3356 PackageInfo packageInfo = PackageParser.generatePackageInfo(p, gids, flags, 3357 ps.firstInstallTime, ps.lastUpdateTime, permissions, state, userId); 3358 3359 if (packageInfo == null) { 3360 return null; 3361 } 3362 3363 packageInfo.packageName = packageInfo.applicationInfo.packageName = 3364 resolveExternalPackageNameLPr(p); 3365 3366 return packageInfo; 3367 } 3368 3369 @Override 3370 public void checkPackageStartable(String packageName, int userId) { 3371 final boolean userKeyUnlocked = StorageManager.isUserKeyUnlocked(userId); 3372 3373 synchronized (mPackages) { 3374 final PackageSetting ps = mSettings.mPackages.get(packageName); 3375 if (ps == null) { 3376 throw new SecurityException("Package " + packageName + " was not found!"); 3377 } 3378 3379 if (!ps.getInstalled(userId)) { 3380 throw new SecurityException( 3381 "Package " + packageName + " was not installed for user " + userId + "!"); 3382 } 3383 3384 if (mSafeMode && !ps.isSystem()) { 3385 throw new SecurityException("Package " + packageName + " not a system app!"); 3386 } 3387 3388 if (mFrozenPackages.contains(packageName)) { 3389 throw new SecurityException("Package " + packageName + " is currently frozen!"); 3390 } 3391 3392 if (!userKeyUnlocked && !(ps.pkg.applicationInfo.isDirectBootAware() 3393 || ps.pkg.applicationInfo.isPartiallyDirectBootAware())) { 3394 throw new SecurityException("Package " + packageName + " is not encryption aware!"); 3395 } 3396 } 3397 } 3398 3399 @Override 3400 public boolean isPackageAvailable(String packageName, int userId) { 3401 if (!sUserManager.exists(userId)) return false; 3402 enforceCrossUserPermission(Binder.getCallingUid(), userId, 3403 false /* requireFullPermission */, false /* checkShell */, "is package available"); 3404 synchronized (mPackages) { 3405 PackageParser.Package p = mPackages.get(packageName); 3406 if (p != null) { 3407 final PackageSetting ps = (PackageSetting) p.mExtras; 3408 if (ps != null) { 3409 final PackageUserState state = ps.readUserState(userId); 3410 if (state != null) { 3411 return PackageParser.isAvailable(state); 3412 } 3413 } 3414 } 3415 } 3416 return false; 3417 } 3418 3419 @Override 3420 public PackageInfo getPackageInfo(String packageName, int flags, int userId) { 3421 return getPackageInfoInternal(packageName, PackageManager.VERSION_CODE_HIGHEST, 3422 flags, userId); 3423 } 3424 3425 @Override 3426 public PackageInfo getPackageInfoVersioned(VersionedPackage versionedPackage, 3427 int flags, int userId) { 3428 return getPackageInfoInternal(versionedPackage.getPackageName(), 3429 // TODO: We will change version code to long, so in the new API it is long 3430 (int) versionedPackage.getVersionCode(), flags, userId); 3431 } 3432 3433 private PackageInfo getPackageInfoInternal(String packageName, int versionCode, 3434 int flags, int userId) { 3435 if (!sUserManager.exists(userId)) return null; 3436 flags = updateFlagsForPackage(flags, userId, packageName); 3437 enforceCrossUserPermission(Binder.getCallingUid(), userId, 3438 false /* requireFullPermission */, false /* checkShell */, "get package info"); 3439 3440 // reader 3441 synchronized (mPackages) { 3442 // Normalize package name to handle renamed packages and static libs 3443 packageName = resolveInternalPackageNameLPr(packageName, versionCode); 3444 3445 final boolean matchFactoryOnly = (flags & MATCH_FACTORY_ONLY) != 0; 3446 if (matchFactoryOnly) { 3447 final PackageSetting ps = mSettings.getDisabledSystemPkgLPr(packageName); 3448 if (ps != null) { 3449 if (filterSharedLibPackageLPr(ps, Binder.getCallingUid(), userId)) { 3450 return null; 3451 } 3452 return generatePackageInfo(ps, flags, userId); 3453 } 3454 } 3455 3456 PackageParser.Package p = mPackages.get(packageName); 3457 if (matchFactoryOnly && p != null && !isSystemApp(p)) { 3458 return null; 3459 } 3460 if (DEBUG_PACKAGE_INFO) 3461 Log.v(TAG, "getPackageInfo " + packageName + ": " + p); 3462 if (p != null) { 3463 if (filterSharedLibPackageLPr((PackageSetting) p.mExtras, 3464 Binder.getCallingUid(), userId)) { 3465 return null; 3466 } 3467 return generatePackageInfo((PackageSetting)p.mExtras, flags, userId); 3468 } 3469 if (!matchFactoryOnly && (flags & MATCH_KNOWN_PACKAGES) != 0) { 3470 final PackageSetting ps = mSettings.mPackages.get(packageName); 3471 if (filterSharedLibPackageLPr(ps, Binder.getCallingUid(), userId)) { 3472 return null; 3473 } 3474 return generatePackageInfo(ps, flags, userId); 3475 } 3476 } 3477 return null; 3478 } 3479 3480 3481 private boolean filterSharedLibPackageLPr(@Nullable PackageSetting ps, int uid, int userId) { 3482 // System/shell/root get to see all static libs 3483 final int appId = UserHandle.getAppId(uid); 3484 if (appId == Process.SYSTEM_UID || appId == Process.SHELL_UID 3485 || appId == Process.ROOT_UID) { 3486 return false; 3487 } 3488 3489 // No package means no static lib as it is always on internal storage 3490 if (ps == null || ps.pkg == null || !ps.pkg.applicationInfo.isStaticSharedLibrary()) { 3491 return false; 3492 } 3493 3494 final SharedLibraryEntry libEntry = getSharedLibraryEntryLPr(ps.pkg.staticSharedLibName, 3495 ps.pkg.staticSharedLibVersion); 3496 if (libEntry == null) { 3497 return false; 3498 } 3499 3500 final int resolvedUid = UserHandle.getUid(userId, UserHandle.getAppId(uid)); 3501 final String[] uidPackageNames = getPackagesForUid(resolvedUid); 3502 if (uidPackageNames == null) { 3503 return true; 3504 } 3505 3506 for (String uidPackageName : uidPackageNames) { 3507 if (ps.name.equals(uidPackageName)) { 3508 return false; 3509 } 3510 PackageSetting uidPs = mSettings.getPackageLPr(uidPackageName); 3511 if (uidPs != null) { 3512 final int index = ArrayUtils.indexOf(uidPs.usesStaticLibraries, 3513 libEntry.info.getName()); 3514 if (index < 0) { 3515 continue; 3516 } 3517 if (uidPs.pkg.usesStaticLibrariesVersions[index] == libEntry.info.getVersion()) { 3518 return false; 3519 } 3520 } 3521 } 3522 return true; 3523 } 3524 3525 @Override 3526 public String[] currentToCanonicalPackageNames(String[] names) { 3527 String[] out = new String[names.length]; 3528 // reader 3529 synchronized (mPackages) { 3530 for (int i=names.length-1; i>=0; i--) { 3531 PackageSetting ps = mSettings.mPackages.get(names[i]); 3532 out[i] = ps != null && ps.realName != null ? ps.realName : names[i]; 3533 } 3534 } 3535 return out; 3536 } 3537 3538 @Override 3539 public String[] canonicalToCurrentPackageNames(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 String cur = mSettings.getRenamedPackageLPr(names[i]); 3545 out[i] = cur != null ? cur : names[i]; 3546 } 3547 } 3548 return out; 3549 } 3550 3551 @Override 3552 public int getPackageUid(String packageName, int flags, int userId) { 3553 if (!sUserManager.exists(userId)) return -1; 3554 flags = updateFlagsForPackage(flags, userId, packageName); 3555 enforceCrossUserPermission(Binder.getCallingUid(), userId, 3556 false /* requireFullPermission */, false /* checkShell */, "get package uid"); 3557 3558 // reader 3559 synchronized (mPackages) { 3560 final PackageParser.Package p = mPackages.get(packageName); 3561 if (p != null && p.isMatch(flags)) { 3562 return UserHandle.getUid(userId, p.applicationInfo.uid); 3563 } 3564 if ((flags & MATCH_KNOWN_PACKAGES) != 0) { 3565 final PackageSetting ps = mSettings.mPackages.get(packageName); 3566 if (ps != null && ps.isMatch(flags)) { 3567 return UserHandle.getUid(userId, ps.appId); 3568 } 3569 } 3570 } 3571 3572 return -1; 3573 } 3574 3575 @Override 3576 public int[] getPackageGids(String packageName, int flags, int userId) { 3577 if (!sUserManager.exists(userId)) return null; 3578 flags = updateFlagsForPackage(flags, userId, packageName); 3579 enforceCrossUserPermission(Binder.getCallingUid(), userId, 3580 false /* requireFullPermission */, false /* checkShell */, 3581 "getPackageGids"); 3582 3583 // reader 3584 synchronized (mPackages) { 3585 final PackageParser.Package p = mPackages.get(packageName); 3586 if (p != null && p.isMatch(flags)) { 3587 PackageSetting ps = (PackageSetting) p.mExtras; 3588 // TODO: Shouldn't this be checking for package installed state for userId and 3589 // return null? 3590 return ps.getPermissionsState().computeGids(userId); 3591 } 3592 if ((flags & MATCH_KNOWN_PACKAGES) != 0) { 3593 final PackageSetting ps = mSettings.mPackages.get(packageName); 3594 if (ps != null && ps.isMatch(flags)) { 3595 return ps.getPermissionsState().computeGids(userId); 3596 } 3597 } 3598 } 3599 3600 return null; 3601 } 3602 3603 static PermissionInfo generatePermissionInfo(BasePermission bp, int flags) { 3604 if (bp.perm != null) { 3605 return PackageParser.generatePermissionInfo(bp.perm, flags); 3606 } 3607 PermissionInfo pi = new PermissionInfo(); 3608 pi.name = bp.name; 3609 pi.packageName = bp.sourcePackage; 3610 pi.nonLocalizedLabel = bp.name; 3611 pi.protectionLevel = bp.protectionLevel; 3612 return pi; 3613 } 3614 3615 @Override 3616 public PermissionInfo getPermissionInfo(String name, int flags) { 3617 // reader 3618 synchronized (mPackages) { 3619 final BasePermission p = mSettings.mPermissions.get(name); 3620 if (p != null) { 3621 return generatePermissionInfo(p, flags); 3622 } 3623 return null; 3624 } 3625 } 3626 3627 @Override 3628 public @Nullable ParceledListSlice<PermissionInfo> queryPermissionsByGroup(String group, 3629 int flags) { 3630 // reader 3631 synchronized (mPackages) { 3632 if (group != null && !mPermissionGroups.containsKey(group)) { 3633 // This is thrown as NameNotFoundException 3634 return null; 3635 } 3636 3637 ArrayList<PermissionInfo> out = new ArrayList<PermissionInfo>(10); 3638 for (BasePermission p : mSettings.mPermissions.values()) { 3639 if (group == null) { 3640 if (p.perm == null || p.perm.info.group == null) { 3641 out.add(generatePermissionInfo(p, flags)); 3642 } 3643 } else { 3644 if (p.perm != null && group.equals(p.perm.info.group)) { 3645 out.add(PackageParser.generatePermissionInfo(p.perm, flags)); 3646 } 3647 } 3648 } 3649 return new ParceledListSlice<>(out); 3650 } 3651 } 3652 3653 @Override 3654 public PermissionGroupInfo getPermissionGroupInfo(String name, int flags) { 3655 // reader 3656 synchronized (mPackages) { 3657 return PackageParser.generatePermissionGroupInfo( 3658 mPermissionGroups.get(name), flags); 3659 } 3660 } 3661 3662 @Override 3663 public @NonNull ParceledListSlice<PermissionGroupInfo> getAllPermissionGroups(int flags) { 3664 // reader 3665 synchronized (mPackages) { 3666 final int N = mPermissionGroups.size(); 3667 ArrayList<PermissionGroupInfo> out 3668 = new ArrayList<PermissionGroupInfo>(N); 3669 for (PackageParser.PermissionGroup pg : mPermissionGroups.values()) { 3670 out.add(PackageParser.generatePermissionGroupInfo(pg, flags)); 3671 } 3672 return new ParceledListSlice<>(out); 3673 } 3674 } 3675 3676 private ApplicationInfo generateApplicationInfoFromSettingsLPw(String packageName, int flags, 3677 int uid, int userId) { 3678 if (!sUserManager.exists(userId)) return null; 3679 PackageSetting ps = mSettings.mPackages.get(packageName); 3680 if (ps != null) { 3681 if (filterSharedLibPackageLPr(ps, uid, userId)) { 3682 return null; 3683 } 3684 if (ps.pkg == null) { 3685 final PackageInfo pInfo = generatePackageInfo(ps, flags, userId); 3686 if (pInfo != null) { 3687 return pInfo.applicationInfo; 3688 } 3689 return null; 3690 } 3691 ApplicationInfo ai = PackageParser.generateApplicationInfo(ps.pkg, flags, 3692 ps.readUserState(userId), userId); 3693 if (ai != null) { 3694 ai.packageName = resolveExternalPackageNameLPr(ps.pkg); 3695 } 3696 return ai; 3697 } 3698 return null; 3699 } 3700 3701 @Override 3702 public ApplicationInfo getApplicationInfo(String packageName, int flags, int userId) { 3703 if (!sUserManager.exists(userId)) return null; 3704 flags = updateFlagsForApplication(flags, userId, packageName); 3705 enforceCrossUserPermission(Binder.getCallingUid(), userId, 3706 false /* requireFullPermission */, false /* checkShell */, "get application info"); 3707 3708 // writer 3709 synchronized (mPackages) { 3710 // Normalize package name to handle renamed packages and static libs 3711 packageName = resolveInternalPackageNameLPr(packageName, 3712 PackageManager.VERSION_CODE_HIGHEST); 3713 3714 PackageParser.Package p = mPackages.get(packageName); 3715 if (DEBUG_PACKAGE_INFO) Log.v( 3716 TAG, "getApplicationInfo " + packageName 3717 + ": " + p); 3718 if (p != null) { 3719 PackageSetting ps = mSettings.mPackages.get(packageName); 3720 if (ps == null) return null; 3721 if (filterSharedLibPackageLPr(ps, Binder.getCallingUid(), userId)) { 3722 return null; 3723 } 3724 // Note: isEnabledLP() does not apply here - always return info 3725 ApplicationInfo ai = PackageParser.generateApplicationInfo( 3726 p, flags, ps.readUserState(userId), userId); 3727 if (ai != null) { 3728 ai.packageName = resolveExternalPackageNameLPr(p); 3729 } 3730 return ai; 3731 } 3732 if ("android".equals(packageName)||"system".equals(packageName)) { 3733 return mAndroidApplication; 3734 } 3735 if ((flags & MATCH_KNOWN_PACKAGES) != 0) { 3736 // Already generates the external package name 3737 return generateApplicationInfoFromSettingsLPw(packageName, 3738 Binder.getCallingUid(), flags, userId); 3739 } 3740 } 3741 return null; 3742 } 3743 3744 private String normalizePackageNameLPr(String packageName) { 3745 String normalizedPackageName = mSettings.getRenamedPackageLPr(packageName); 3746 return normalizedPackageName != null ? normalizedPackageName : packageName; 3747 } 3748 3749 @Override 3750 public void freeStorageAndNotify(final String volumeUuid, final long freeStorageSize, 3751 final IPackageDataObserver observer) { 3752 mContext.enforceCallingOrSelfPermission( 3753 android.Manifest.permission.CLEAR_APP_CACHE, null); 3754 // Queue up an async operation since clearing cache may take a little while. 3755 mHandler.post(new Runnable() { 3756 public void run() { 3757 mHandler.removeCallbacks(this); 3758 boolean success = true; 3759 synchronized (mInstallLock) { 3760 try { 3761 mInstaller.freeCache(volumeUuid, freeStorageSize, 0); 3762 } catch (InstallerException e) { 3763 Slog.w(TAG, "Couldn't clear application caches: " + e); 3764 success = false; 3765 } 3766 } 3767 if (observer != null) { 3768 try { 3769 observer.onRemoveCompleted(null, success); 3770 } catch (RemoteException e) { 3771 Slog.w(TAG, "RemoveException when invoking call back"); 3772 } 3773 } 3774 } 3775 }); 3776 } 3777 3778 @Override 3779 public void freeStorage(final String volumeUuid, final long freeStorageSize, 3780 final IntentSender pi) { 3781 mContext.enforceCallingOrSelfPermission( 3782 android.Manifest.permission.CLEAR_APP_CACHE, null); 3783 // Queue up an async operation since clearing cache may take a little while. 3784 mHandler.post(new Runnable() { 3785 public void run() { 3786 mHandler.removeCallbacks(this); 3787 boolean success = true; 3788 synchronized (mInstallLock) { 3789 try { 3790 mInstaller.freeCache(volumeUuid, freeStorageSize, 0); 3791 } catch (InstallerException e) { 3792 Slog.w(TAG, "Couldn't clear application caches: " + e); 3793 success = false; 3794 } 3795 } 3796 if(pi != null) { 3797 try { 3798 // Callback via pending intent 3799 int code = success ? 1 : 0; 3800 pi.sendIntent(null, code, null, 3801 null, null); 3802 } catch (SendIntentException e1) { 3803 Slog.i(TAG, "Failed to send pending intent"); 3804 } 3805 } 3806 } 3807 }); 3808 } 3809 3810 void freeStorage(String volumeUuid, long freeStorageSize) throws IOException { 3811 synchronized (mInstallLock) { 3812 try { 3813 mInstaller.freeCache(volumeUuid, freeStorageSize, 0); 3814 } catch (InstallerException e) { 3815 throw new IOException("Failed to free enough space", e); 3816 } 3817 } 3818 } 3819 3820 /** 3821 * Update given flags based on encryption status of current user. 3822 */ 3823 private int updateFlags(int flags, int userId) { 3824 if ((flags & (PackageManager.MATCH_DIRECT_BOOT_UNAWARE 3825 | PackageManager.MATCH_DIRECT_BOOT_AWARE)) != 0) { 3826 // Caller expressed an explicit opinion about what encryption 3827 // aware/unaware components they want to see, so fall through and 3828 // give them what they want 3829 } else { 3830 // Caller expressed no opinion, so match based on user state 3831 if (getUserManagerInternal().isUserUnlockingOrUnlocked(userId)) { 3832 flags |= PackageManager.MATCH_DIRECT_BOOT_AWARE | MATCH_DIRECT_BOOT_UNAWARE; 3833 } else { 3834 flags |= PackageManager.MATCH_DIRECT_BOOT_AWARE; 3835 } 3836 } 3837 return flags; 3838 } 3839 3840 private UserManagerInternal getUserManagerInternal() { 3841 if (mUserManagerInternal == null) { 3842 mUserManagerInternal = LocalServices.getService(UserManagerInternal.class); 3843 } 3844 return mUserManagerInternal; 3845 } 3846 3847 private DeviceIdleController.LocalService getDeviceIdleController() { 3848 if (mDeviceIdleController == null) { 3849 mDeviceIdleController = 3850 LocalServices.getService(DeviceIdleController.LocalService.class); 3851 } 3852 return mDeviceIdleController; 3853 } 3854 3855 /** 3856 * Update given flags when being used to request {@link PackageInfo}. 3857 */ 3858 private int updateFlagsForPackage(int flags, int userId, Object cookie) { 3859 final boolean isCallerSystemUser = UserHandle.getCallingUserId() == UserHandle.USER_SYSTEM; 3860 boolean triaged = true; 3861 if ((flags & (PackageManager.GET_ACTIVITIES | PackageManager.GET_RECEIVERS 3862 | PackageManager.GET_SERVICES | PackageManager.GET_PROVIDERS)) != 0) { 3863 // Caller is asking for component details, so they'd better be 3864 // asking for specific encryption matching behavior, or be triaged 3865 if ((flags & (PackageManager.MATCH_DIRECT_BOOT_UNAWARE 3866 | PackageManager.MATCH_DIRECT_BOOT_AWARE 3867 | PackageManager.MATCH_DEBUG_TRIAGED_MISSING)) == 0) { 3868 triaged = false; 3869 } 3870 } 3871 if ((flags & (PackageManager.MATCH_UNINSTALLED_PACKAGES 3872 | PackageManager.MATCH_SYSTEM_ONLY 3873 | PackageManager.MATCH_DEBUG_TRIAGED_MISSING)) == 0) { 3874 triaged = false; 3875 } 3876 if ((flags & PackageManager.MATCH_ANY_USER) != 0) { 3877 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, 3878 "MATCH_ANY_USER flag requires INTERACT_ACROSS_USERS permission at " 3879 + Debug.getCallers(5)); 3880 } else if ((flags & PackageManager.MATCH_UNINSTALLED_PACKAGES) != 0 && isCallerSystemUser 3881 && sUserManager.hasManagedProfile(UserHandle.USER_SYSTEM)) { 3882 // If the caller wants all packages and has a restricted profile associated with it, 3883 // then match all users. This is to make sure that launchers that need to access work 3884 // profile apps don't start breaking. TODO: Remove this hack when launchers stop using 3885 // MATCH_UNINSTALLED_PACKAGES to query apps in other profiles. b/31000380 3886 flags |= PackageManager.MATCH_ANY_USER; 3887 } 3888 if (DEBUG_TRIAGED_MISSING && (Binder.getCallingUid() == Process.SYSTEM_UID) && !triaged) { 3889 Log.w(TAG, "Caller hasn't been triaged for missing apps; they asked about " + cookie 3890 + " with flags 0x" + Integer.toHexString(flags), new Throwable()); 3891 } 3892 return updateFlags(flags, userId); 3893 } 3894 3895 /** 3896 * Update given flags when being used to request {@link ApplicationInfo}. 3897 */ 3898 private int updateFlagsForApplication(int flags, int userId, Object cookie) { 3899 return updateFlagsForPackage(flags, userId, cookie); 3900 } 3901 3902 /** 3903 * Update given flags when being used to request {@link ComponentInfo}. 3904 */ 3905 private int updateFlagsForComponent(int flags, int userId, Object cookie) { 3906 if (cookie instanceof Intent) { 3907 if ((((Intent) cookie).getFlags() & Intent.FLAG_DEBUG_TRIAGED_MISSING) != 0) { 3908 flags |= PackageManager.MATCH_DEBUG_TRIAGED_MISSING; 3909 } 3910 } 3911 3912 boolean triaged = true; 3913 // Caller is asking for component details, so they'd better be 3914 // asking for specific encryption matching behavior, or be triaged 3915 if ((flags & (PackageManager.MATCH_DIRECT_BOOT_UNAWARE 3916 | PackageManager.MATCH_DIRECT_BOOT_AWARE 3917 | PackageManager.MATCH_DEBUG_TRIAGED_MISSING)) == 0) { 3918 triaged = false; 3919 } 3920 if (DEBUG_TRIAGED_MISSING && (Binder.getCallingUid() == Process.SYSTEM_UID) && !triaged) { 3921 Log.w(TAG, "Caller hasn't been triaged for missing apps; they asked about " + cookie 3922 + " with flags 0x" + Integer.toHexString(flags), new Throwable()); 3923 } 3924 3925 return updateFlags(flags, userId); 3926 } 3927 3928 /** 3929 * Update given intent when being used to request {@link ResolveInfo}. 3930 */ 3931 private Intent updateIntentForResolve(Intent intent) { 3932 if (intent.getSelector() != null) { 3933 intent = intent.getSelector(); 3934 } 3935 if (DEBUG_PREFERRED) { 3936 intent.addFlags(Intent.FLAG_DEBUG_LOG_RESOLUTION); 3937 } 3938 return intent; 3939 } 3940 3941 /** 3942 * Update given flags when being used to request {@link ResolveInfo}. 3943 */ 3944 int updateFlagsForResolve(int flags, int userId, Object cookie) { 3945 // Safe mode means we shouldn't match any third-party components 3946 if (mSafeMode) { 3947 flags |= PackageManager.MATCH_SYSTEM_ONLY; 3948 } 3949 final int callingUid = Binder.getCallingUid(); 3950 if (callingUid == Process.SYSTEM_UID || callingUid == 0) { 3951 // The system sees all components 3952 flags |= PackageManager.MATCH_EPHEMERAL; 3953 } else if (getEphemeralPackageName(callingUid) != null) { 3954 // But, ephemeral apps see both ephemeral and exposed, non-ephemeral components 3955 flags |= PackageManager.MATCH_VISIBLE_TO_EPHEMERAL_ONLY; 3956 flags |= PackageManager.MATCH_EPHEMERAL; 3957 } else { 3958 // Otherwise, prevent leaking ephemeral components 3959 flags &= ~PackageManager.MATCH_VISIBLE_TO_EPHEMERAL_ONLY; 3960 flags &= ~PackageManager.MATCH_EPHEMERAL; 3961 } 3962 return updateFlagsForComponent(flags, userId, cookie); 3963 } 3964 3965 @Override 3966 public ActivityInfo getActivityInfo(ComponentName component, int flags, int userId) { 3967 if (!sUserManager.exists(userId)) return null; 3968 flags = updateFlagsForComponent(flags, userId, component); 3969 enforceCrossUserPermission(Binder.getCallingUid(), userId, 3970 false /* requireFullPermission */, false /* checkShell */, "get activity info"); 3971 synchronized (mPackages) { 3972 PackageParser.Activity a = mActivities.mActivities.get(component); 3973 3974 if (DEBUG_PACKAGE_INFO) Log.v(TAG, "getActivityInfo " + component + ": " + a); 3975 if (a != null && mSettings.isEnabledAndMatchLPr(a.info, flags, userId)) { 3976 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 3977 if (ps == null) return null; 3978 return PackageParser.generateActivityInfo(a, flags, ps.readUserState(userId), 3979 userId); 3980 } 3981 if (mResolveComponentName.equals(component)) { 3982 return PackageParser.generateActivityInfo(mResolveActivity, flags, 3983 new PackageUserState(), userId); 3984 } 3985 } 3986 return null; 3987 } 3988 3989 @Override 3990 public boolean activitySupportsIntent(ComponentName component, Intent intent, 3991 String resolvedType) { 3992 synchronized (mPackages) { 3993 if (component.equals(mResolveComponentName)) { 3994 // The resolver supports EVERYTHING! 3995 return true; 3996 } 3997 PackageParser.Activity a = mActivities.mActivities.get(component); 3998 if (a == null) { 3999 return false; 4000 } 4001 for (int i=0; i<a.intents.size(); i++) { 4002 if (a.intents.get(i).match(intent.getAction(), resolvedType, intent.getScheme(), 4003 intent.getData(), intent.getCategories(), TAG) >= 0) { 4004 return true; 4005 } 4006 } 4007 return false; 4008 } 4009 } 4010 4011 @Override 4012 public ActivityInfo getReceiverInfo(ComponentName component, int flags, int userId) { 4013 if (!sUserManager.exists(userId)) return null; 4014 flags = updateFlagsForComponent(flags, userId, component); 4015 enforceCrossUserPermission(Binder.getCallingUid(), userId, 4016 false /* requireFullPermission */, false /* checkShell */, "get receiver info"); 4017 synchronized (mPackages) { 4018 PackageParser.Activity a = mReceivers.mActivities.get(component); 4019 if (DEBUG_PACKAGE_INFO) Log.v( 4020 TAG, "getReceiverInfo " + component + ": " + a); 4021 if (a != null && mSettings.isEnabledAndMatchLPr(a.info, flags, userId)) { 4022 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 4023 if (ps == null) return null; 4024 return PackageParser.generateActivityInfo(a, flags, ps.readUserState(userId), 4025 userId); 4026 } 4027 } 4028 return null; 4029 } 4030 4031 @Override 4032 public ParceledListSlice<SharedLibraryInfo> getSharedLibraries(int flags, int userId) { 4033 if (!sUserManager.exists(userId)) return null; 4034 Preconditions.checkArgumentNonnegative(userId, "userId must be >= 0"); 4035 4036 flags = updateFlagsForPackage(flags, userId, null); 4037 4038 final boolean canSeeStaticLibraries = 4039 mContext.checkCallingOrSelfPermission(INSTALL_PACKAGES) 4040 == PERMISSION_GRANTED 4041 || mContext.checkCallingOrSelfPermission(DELETE_PACKAGES) 4042 == PERMISSION_GRANTED 4043 || mContext.checkCallingOrSelfPermission(REQUEST_INSTALL_PACKAGES) 4044 == PERMISSION_GRANTED 4045 || mContext.checkCallingOrSelfPermission(REQUEST_DELETE_PACKAGES) 4046 == PERMISSION_GRANTED; 4047 4048 synchronized (mPackages) { 4049 List<SharedLibraryInfo> result = null; 4050 4051 final int libCount = mSharedLibraries.size(); 4052 for (int i = 0; i < libCount; i++) { 4053 SparseArray<SharedLibraryEntry> versionedLib = mSharedLibraries.valueAt(i); 4054 if (versionedLib == null) { 4055 continue; 4056 } 4057 4058 final int versionCount = versionedLib.size(); 4059 for (int j = 0; j < versionCount; j++) { 4060 SharedLibraryInfo libInfo = versionedLib.valueAt(j).info; 4061 if (!canSeeStaticLibraries && libInfo.isStatic()) { 4062 break; 4063 } 4064 final long identity = Binder.clearCallingIdentity(); 4065 try { 4066 // TODO: We will change version code to long, so in the new API it is long 4067 PackageInfo packageInfo = getPackageInfoVersioned( 4068 libInfo.getDeclaringPackage(), flags, userId); 4069 if (packageInfo == null) { 4070 continue; 4071 } 4072 } finally { 4073 Binder.restoreCallingIdentity(identity); 4074 } 4075 4076 SharedLibraryInfo resLibInfo = new SharedLibraryInfo(libInfo.getName(), 4077 libInfo.getVersion(), libInfo.getType(), libInfo.getDeclaringPackage(), 4078 getPackagesUsingSharedLibraryLPr(libInfo, flags, userId)); 4079 4080 if (result == null) { 4081 result = new ArrayList<>(); 4082 } 4083 result.add(resLibInfo); 4084 } 4085 } 4086 4087 return result != null ? new ParceledListSlice<>(result) : null; 4088 } 4089 } 4090 4091 private List<VersionedPackage> getPackagesUsingSharedLibraryLPr( 4092 SharedLibraryInfo libInfo, int flags, int userId) { 4093 List<VersionedPackage> versionedPackages = null; 4094 final int packageCount = mSettings.mPackages.size(); 4095 for (int i = 0; i < packageCount; i++) { 4096 PackageSetting ps = mSettings.mPackages.valueAt(i); 4097 4098 if (ps == null) { 4099 continue; 4100 } 4101 4102 if (!ps.getUserState().get(userId).isAvailable(flags)) { 4103 continue; 4104 } 4105 4106 final String libName = libInfo.getName(); 4107 if (libInfo.isStatic()) { 4108 final int libIdx = ArrayUtils.indexOf(ps.usesStaticLibraries, libName); 4109 if (libIdx < 0) { 4110 continue; 4111 } 4112 if (ps.usesStaticLibrariesVersions[libIdx] != libInfo.getVersion()) { 4113 continue; 4114 } 4115 if (versionedPackages == null) { 4116 versionedPackages = new ArrayList<>(); 4117 } 4118 // If the dependent is a static shared lib, use the public package name 4119 String dependentPackageName = ps.name; 4120 if (ps.pkg != null && ps.pkg.applicationInfo.isStaticSharedLibrary()) { 4121 dependentPackageName = ps.pkg.manifestPackageName; 4122 } 4123 versionedPackages.add(new VersionedPackage(dependentPackageName, ps.versionCode)); 4124 } else if (ps.pkg != null) { 4125 if (ArrayUtils.contains(ps.pkg.usesLibraries, libName) 4126 || ArrayUtils.contains(ps.pkg.usesOptionalLibraries, libName)) { 4127 if (versionedPackages == null) { 4128 versionedPackages = new ArrayList<>(); 4129 } 4130 versionedPackages.add(new VersionedPackage(ps.name, ps.versionCode)); 4131 } 4132 } 4133 } 4134 4135 return versionedPackages; 4136 } 4137 4138 @Override 4139 public ServiceInfo getServiceInfo(ComponentName component, int flags, int userId) { 4140 if (!sUserManager.exists(userId)) return null; 4141 flags = updateFlagsForComponent(flags, userId, component); 4142 enforceCrossUserPermission(Binder.getCallingUid(), userId, 4143 false /* requireFullPermission */, false /* checkShell */, "get service info"); 4144 synchronized (mPackages) { 4145 PackageParser.Service s = mServices.mServices.get(component); 4146 if (DEBUG_PACKAGE_INFO) Log.v( 4147 TAG, "getServiceInfo " + component + ": " + s); 4148 if (s != null && mSettings.isEnabledAndMatchLPr(s.info, flags, userId)) { 4149 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 4150 if (ps == null) return null; 4151 return PackageParser.generateServiceInfo(s, flags, ps.readUserState(userId), 4152 userId); 4153 } 4154 } 4155 return null; 4156 } 4157 4158 @Override 4159 public ProviderInfo getProviderInfo(ComponentName component, int flags, int userId) { 4160 if (!sUserManager.exists(userId)) return null; 4161 flags = updateFlagsForComponent(flags, userId, component); 4162 enforceCrossUserPermission(Binder.getCallingUid(), userId, 4163 false /* requireFullPermission */, false /* checkShell */, "get provider info"); 4164 synchronized (mPackages) { 4165 PackageParser.Provider p = mProviders.mProviders.get(component); 4166 if (DEBUG_PACKAGE_INFO) Log.v( 4167 TAG, "getProviderInfo " + component + ": " + p); 4168 if (p != null && mSettings.isEnabledAndMatchLPr(p.info, flags, userId)) { 4169 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 4170 if (ps == null) return null; 4171 return PackageParser.generateProviderInfo(p, flags, ps.readUserState(userId), 4172 userId); 4173 } 4174 } 4175 return null; 4176 } 4177 4178 @Override 4179 public String[] getSystemSharedLibraryNames() { 4180 synchronized (mPackages) { 4181 Set<String> libs = null; 4182 final int libCount = mSharedLibraries.size(); 4183 for (int i = 0; i < libCount; i++) { 4184 SparseArray<SharedLibraryEntry> versionedLib = mSharedLibraries.valueAt(i); 4185 if (versionedLib == null) { 4186 continue; 4187 } 4188 final int versionCount = versionedLib.size(); 4189 for (int j = 0; j < versionCount; j++) { 4190 SharedLibraryEntry libEntry = versionedLib.valueAt(j); 4191 if (!libEntry.info.isStatic()) { 4192 if (libs == null) { 4193 libs = new ArraySet<>(); 4194 } 4195 libs.add(libEntry.info.getName()); 4196 break; 4197 } 4198 PackageSetting ps = mSettings.getPackageLPr(libEntry.apk); 4199 if (ps != null && !filterSharedLibPackageLPr(ps, Binder.getCallingUid(), 4200 UserHandle.getUserId(Binder.getCallingUid()))) { 4201 if (libs == null) { 4202 libs = new ArraySet<>(); 4203 } 4204 libs.add(libEntry.info.getName()); 4205 break; 4206 } 4207 } 4208 } 4209 4210 if (libs != null) { 4211 String[] libsArray = new String[libs.size()]; 4212 libs.toArray(libsArray); 4213 return libsArray; 4214 } 4215 4216 return null; 4217 } 4218 } 4219 4220 @Override 4221 public @NonNull String getServicesSystemSharedLibraryPackageName() { 4222 synchronized (mPackages) { 4223 return mServicesSystemSharedLibraryPackageName; 4224 } 4225 } 4226 4227 @Override 4228 public @NonNull String getSharedSystemSharedLibraryPackageName() { 4229 synchronized (mPackages) { 4230 return mSharedSystemSharedLibraryPackageName; 4231 } 4232 } 4233 4234 @Override 4235 public @NonNull ParceledListSlice<FeatureInfo> getSystemAvailableFeatures() { 4236 ArrayList<FeatureInfo> res; 4237 synchronized (mAvailableFeatures) { 4238 res = new ArrayList<>(mAvailableFeatures.size() + 1); 4239 res.addAll(mAvailableFeatures.values()); 4240 } 4241 final FeatureInfo fi = new FeatureInfo(); 4242 fi.reqGlEsVersion = SystemProperties.getInt("ro.opengles.version", 4243 FeatureInfo.GL_ES_VERSION_UNDEFINED); 4244 res.add(fi); 4245 4246 return new ParceledListSlice<>(res); 4247 } 4248 4249 @Override 4250 public boolean hasSystemFeature(String name, int version) { 4251 synchronized (mAvailableFeatures) { 4252 final FeatureInfo feat = mAvailableFeatures.get(name); 4253 if (feat == null) { 4254 return false; 4255 } else { 4256 return feat.version >= version; 4257 } 4258 } 4259 } 4260 4261 @Override 4262 public int checkPermission(String permName, String pkgName, int userId) { 4263 if (!sUserManager.exists(userId)) { 4264 return PackageManager.PERMISSION_DENIED; 4265 } 4266 4267 synchronized (mPackages) { 4268 final PackageParser.Package p = mPackages.get(pkgName); 4269 if (p != null && p.mExtras != null) { 4270 final PackageSetting ps = (PackageSetting) p.mExtras; 4271 final PermissionsState permissionsState = ps.getPermissionsState(); 4272 if (permissionsState.hasPermission(permName, userId)) { 4273 return PackageManager.PERMISSION_GRANTED; 4274 } 4275 // Special case: ACCESS_FINE_LOCATION permission includes ACCESS_COARSE_LOCATION 4276 if (Manifest.permission.ACCESS_COARSE_LOCATION.equals(permName) && permissionsState 4277 .hasPermission(Manifest.permission.ACCESS_FINE_LOCATION, userId)) { 4278 return PackageManager.PERMISSION_GRANTED; 4279 } 4280 } 4281 } 4282 4283 return PackageManager.PERMISSION_DENIED; 4284 } 4285 4286 @Override 4287 public int checkUidPermission(String permName, int uid) { 4288 final int userId = UserHandle.getUserId(uid); 4289 4290 if (!sUserManager.exists(userId)) { 4291 return PackageManager.PERMISSION_DENIED; 4292 } 4293 4294 synchronized (mPackages) { 4295 Object obj = mSettings.getUserIdLPr(UserHandle.getAppId(uid)); 4296 if (obj != null) { 4297 final SettingBase ps = (SettingBase) obj; 4298 final PermissionsState permissionsState = ps.getPermissionsState(); 4299 if (permissionsState.hasPermission(permName, userId)) { 4300 return PackageManager.PERMISSION_GRANTED; 4301 } 4302 // Special case: ACCESS_FINE_LOCATION permission includes ACCESS_COARSE_LOCATION 4303 if (Manifest.permission.ACCESS_COARSE_LOCATION.equals(permName) && permissionsState 4304 .hasPermission(Manifest.permission.ACCESS_FINE_LOCATION, userId)) { 4305 return PackageManager.PERMISSION_GRANTED; 4306 } 4307 } else { 4308 ArraySet<String> perms = mSystemPermissions.get(uid); 4309 if (perms != null) { 4310 if (perms.contains(permName)) { 4311 return PackageManager.PERMISSION_GRANTED; 4312 } 4313 if (Manifest.permission.ACCESS_COARSE_LOCATION.equals(permName) && perms 4314 .contains(Manifest.permission.ACCESS_FINE_LOCATION)) { 4315 return PackageManager.PERMISSION_GRANTED; 4316 } 4317 } 4318 } 4319 } 4320 4321 return PackageManager.PERMISSION_DENIED; 4322 } 4323 4324 @Override 4325 public boolean isPermissionRevokedByPolicy(String permission, String packageName, int userId) { 4326 if (UserHandle.getCallingUserId() != userId) { 4327 mContext.enforceCallingPermission( 4328 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, 4329 "isPermissionRevokedByPolicy for user " + userId); 4330 } 4331 4332 if (checkPermission(permission, packageName, userId) 4333 == PackageManager.PERMISSION_GRANTED) { 4334 return false; 4335 } 4336 4337 final long identity = Binder.clearCallingIdentity(); 4338 try { 4339 final int flags = getPermissionFlags(permission, packageName, userId); 4340 return (flags & PackageManager.FLAG_PERMISSION_POLICY_FIXED) != 0; 4341 } finally { 4342 Binder.restoreCallingIdentity(identity); 4343 } 4344 } 4345 4346 @Override 4347 public String getPermissionControllerPackageName() { 4348 synchronized (mPackages) { 4349 return mRequiredInstallerPackage; 4350 } 4351 } 4352 4353 /** 4354 * Checks if the request is from the system or an app that has INTERACT_ACROSS_USERS 4355 * or INTERACT_ACROSS_USERS_FULL permissions, if the userid is not for the caller. 4356 * @param checkShell whether to prevent shell from access if there's a debugging restriction 4357 * @param message the message to log on security exception 4358 */ 4359 void enforceCrossUserPermission(int callingUid, int userId, boolean requireFullPermission, 4360 boolean checkShell, String message) { 4361 if (userId < 0) { 4362 throw new IllegalArgumentException("Invalid userId " + userId); 4363 } 4364 if (checkShell) { 4365 enforceShellRestriction(UserManager.DISALLOW_DEBUGGING_FEATURES, callingUid, userId); 4366 } 4367 if (userId == UserHandle.getUserId(callingUid)) return; 4368 if (callingUid != Process.SYSTEM_UID && callingUid != 0) { 4369 if (requireFullPermission) { 4370 mContext.enforceCallingOrSelfPermission( 4371 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, message); 4372 } else { 4373 try { 4374 mContext.enforceCallingOrSelfPermission( 4375 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, message); 4376 } catch (SecurityException se) { 4377 mContext.enforceCallingOrSelfPermission( 4378 android.Manifest.permission.INTERACT_ACROSS_USERS, message); 4379 } 4380 } 4381 } 4382 } 4383 4384 void enforceShellRestriction(String restriction, int callingUid, int userHandle) { 4385 if (callingUid == Process.SHELL_UID) { 4386 if (userHandle >= 0 4387 && sUserManager.hasUserRestriction(restriction, userHandle)) { 4388 throw new SecurityException("Shell does not have permission to access user " 4389 + userHandle); 4390 } else if (userHandle < 0) { 4391 Slog.e(TAG, "Unable to check shell permission for user " + userHandle + "\n\t" 4392 + Debug.getCallers(3)); 4393 } 4394 } 4395 } 4396 4397 private BasePermission findPermissionTreeLP(String permName) { 4398 for(BasePermission bp : mSettings.mPermissionTrees.values()) { 4399 if (permName.startsWith(bp.name) && 4400 permName.length() > bp.name.length() && 4401 permName.charAt(bp.name.length()) == '.') { 4402 return bp; 4403 } 4404 } 4405 return null; 4406 } 4407 4408 private BasePermission checkPermissionTreeLP(String permName) { 4409 if (permName != null) { 4410 BasePermission bp = findPermissionTreeLP(permName); 4411 if (bp != null) { 4412 if (bp.uid == UserHandle.getAppId(Binder.getCallingUid())) { 4413 return bp; 4414 } 4415 throw new SecurityException("Calling uid " 4416 + Binder.getCallingUid() 4417 + " is not allowed to add to permission tree " 4418 + bp.name + " owned by uid " + bp.uid); 4419 } 4420 } 4421 throw new SecurityException("No permission tree found for " + permName); 4422 } 4423 4424 static boolean compareStrings(CharSequence s1, CharSequence s2) { 4425 if (s1 == null) { 4426 return s2 == null; 4427 } 4428 if (s2 == null) { 4429 return false; 4430 } 4431 if (s1.getClass() != s2.getClass()) { 4432 return false; 4433 } 4434 return s1.equals(s2); 4435 } 4436 4437 static boolean comparePermissionInfos(PermissionInfo pi1, PermissionInfo pi2) { 4438 if (pi1.icon != pi2.icon) return false; 4439 if (pi1.logo != pi2.logo) return false; 4440 if (pi1.protectionLevel != pi2.protectionLevel) return false; 4441 if (!compareStrings(pi1.name, pi2.name)) return false; 4442 if (!compareStrings(pi1.nonLocalizedLabel, pi2.nonLocalizedLabel)) return false; 4443 // We'll take care of setting this one. 4444 if (!compareStrings(pi1.packageName, pi2.packageName)) return false; 4445 // These are not currently stored in settings. 4446 //if (!compareStrings(pi1.group, pi2.group)) return false; 4447 //if (!compareStrings(pi1.nonLocalizedDescription, pi2.nonLocalizedDescription)) return false; 4448 //if (pi1.labelRes != pi2.labelRes) return false; 4449 //if (pi1.descriptionRes != pi2.descriptionRes) return false; 4450 return true; 4451 } 4452 4453 int permissionInfoFootprint(PermissionInfo info) { 4454 int size = info.name.length(); 4455 if (info.nonLocalizedLabel != null) size += info.nonLocalizedLabel.length(); 4456 if (info.nonLocalizedDescription != null) size += info.nonLocalizedDescription.length(); 4457 return size; 4458 } 4459 4460 int calculateCurrentPermissionFootprintLocked(BasePermission tree) { 4461 int size = 0; 4462 for (BasePermission perm : mSettings.mPermissions.values()) { 4463 if (perm.uid == tree.uid) { 4464 size += perm.name.length() + permissionInfoFootprint(perm.perm.info); 4465 } 4466 } 4467 return size; 4468 } 4469 4470 void enforcePermissionCapLocked(PermissionInfo info, BasePermission tree) { 4471 // We calculate the max size of permissions defined by this uid and throw 4472 // if that plus the size of 'info' would exceed our stated maximum. 4473 if (tree.uid != Process.SYSTEM_UID) { 4474 final int curTreeSize = calculateCurrentPermissionFootprintLocked(tree); 4475 if (curTreeSize + permissionInfoFootprint(info) > MAX_PERMISSION_TREE_FOOTPRINT) { 4476 throw new SecurityException("Permission tree size cap exceeded"); 4477 } 4478 } 4479 } 4480 4481 boolean addPermissionLocked(PermissionInfo info, boolean async) { 4482 if (info.labelRes == 0 && info.nonLocalizedLabel == null) { 4483 throw new SecurityException("Label must be specified in permission"); 4484 } 4485 BasePermission tree = checkPermissionTreeLP(info.name); 4486 BasePermission bp = mSettings.mPermissions.get(info.name); 4487 boolean added = bp == null; 4488 boolean changed = true; 4489 int fixedLevel = PermissionInfo.fixProtectionLevel(info.protectionLevel); 4490 if (added) { 4491 enforcePermissionCapLocked(info, tree); 4492 bp = new BasePermission(info.name, tree.sourcePackage, 4493 BasePermission.TYPE_DYNAMIC); 4494 } else if (bp.type != BasePermission.TYPE_DYNAMIC) { 4495 throw new SecurityException( 4496 "Not allowed to modify non-dynamic permission " 4497 + info.name); 4498 } else { 4499 if (bp.protectionLevel == fixedLevel 4500 && bp.perm.owner.equals(tree.perm.owner) 4501 && bp.uid == tree.uid 4502 && comparePermissionInfos(bp.perm.info, info)) { 4503 changed = false; 4504 } 4505 } 4506 bp.protectionLevel = fixedLevel; 4507 info = new PermissionInfo(info); 4508 info.protectionLevel = fixedLevel; 4509 bp.perm = new PackageParser.Permission(tree.perm.owner, info); 4510 bp.perm.info.packageName = tree.perm.info.packageName; 4511 bp.uid = tree.uid; 4512 if (added) { 4513 mSettings.mPermissions.put(info.name, bp); 4514 } 4515 if (changed) { 4516 if (!async) { 4517 mSettings.writeLPr(); 4518 } else { 4519 scheduleWriteSettingsLocked(); 4520 } 4521 } 4522 return added; 4523 } 4524 4525 @Override 4526 public boolean addPermission(PermissionInfo info) { 4527 synchronized (mPackages) { 4528 return addPermissionLocked(info, false); 4529 } 4530 } 4531 4532 @Override 4533 public boolean addPermissionAsync(PermissionInfo info) { 4534 synchronized (mPackages) { 4535 return addPermissionLocked(info, true); 4536 } 4537 } 4538 4539 @Override 4540 public void removePermission(String name) { 4541 synchronized (mPackages) { 4542 checkPermissionTreeLP(name); 4543 BasePermission bp = mSettings.mPermissions.get(name); 4544 if (bp != null) { 4545 if (bp.type != BasePermission.TYPE_DYNAMIC) { 4546 throw new SecurityException( 4547 "Not allowed to modify non-dynamic permission " 4548 + name); 4549 } 4550 mSettings.mPermissions.remove(name); 4551 mSettings.writeLPr(); 4552 } 4553 } 4554 } 4555 4556 private static void enforceDeclaredAsUsedAndRuntimeOrDevelopmentPermission(PackageParser.Package pkg, 4557 BasePermission bp) { 4558 int index = pkg.requestedPermissions.indexOf(bp.name); 4559 if (index == -1) { 4560 throw new SecurityException("Package " + pkg.packageName 4561 + " has not requested permission " + bp.name); 4562 } 4563 if (!bp.isRuntime() && !bp.isDevelopment()) { 4564 throw new SecurityException("Permission " + bp.name 4565 + " is not a changeable permission type"); 4566 } 4567 } 4568 4569 @Override 4570 public void grantRuntimePermission(String packageName, String name, final int userId) { 4571 grantRuntimePermission(packageName, name, userId, false /* Only if not fixed by policy */); 4572 } 4573 4574 private void grantRuntimePermission(String packageName, String name, final int userId, 4575 boolean overridePolicy) { 4576 if (!sUserManager.exists(userId)) { 4577 Log.e(TAG, "No such user:" + userId); 4578 return; 4579 } 4580 4581 mContext.enforceCallingOrSelfPermission( 4582 android.Manifest.permission.GRANT_RUNTIME_PERMISSIONS, 4583 "grantRuntimePermission"); 4584 4585 enforceCrossUserPermission(Binder.getCallingUid(), userId, 4586 true /* requireFullPermission */, true /* checkShell */, 4587 "grantRuntimePermission"); 4588 4589 final int uid; 4590 final SettingBase sb; 4591 4592 synchronized (mPackages) { 4593 final PackageParser.Package pkg = mPackages.get(packageName); 4594 if (pkg == null) { 4595 throw new IllegalArgumentException("Unknown package: " + packageName); 4596 } 4597 4598 final BasePermission bp = mSettings.mPermissions.get(name); 4599 if (bp == null) { 4600 throw new IllegalArgumentException("Unknown permission: " + name); 4601 } 4602 4603 enforceDeclaredAsUsedAndRuntimeOrDevelopmentPermission(pkg, bp); 4604 4605 // If a permission review is required for legacy apps we represent 4606 // their permissions as always granted runtime ones since we need 4607 // to keep the review required permission flag per user while an 4608 // install permission's state is shared across all users. 4609 if (mPermissionReviewRequired 4610 && pkg.applicationInfo.targetSdkVersion < Build.VERSION_CODES.M 4611 && bp.isRuntime()) { 4612 return; 4613 } 4614 4615 uid = UserHandle.getUid(userId, pkg.applicationInfo.uid); 4616 sb = (SettingBase) pkg.mExtras; 4617 if (sb == null) { 4618 throw new IllegalArgumentException("Unknown package: " + packageName); 4619 } 4620 4621 final PermissionsState permissionsState = sb.getPermissionsState(); 4622 4623 final int flags = permissionsState.getPermissionFlags(name, userId); 4624 if ((flags & PackageManager.FLAG_PERMISSION_SYSTEM_FIXED) != 0) { 4625 throw new SecurityException("Cannot grant system fixed permission " 4626 + name + " for package " + packageName); 4627 } 4628 if (!overridePolicy && (flags & PackageManager.FLAG_PERMISSION_POLICY_FIXED) != 0) { 4629 throw new SecurityException("Cannot grant policy fixed permission " 4630 + name + " for package " + packageName); 4631 } 4632 4633 if (bp.isDevelopment()) { 4634 // Development permissions must be handled specially, since they are not 4635 // normal runtime permissions. For now they apply to all users. 4636 if (permissionsState.grantInstallPermission(bp) != 4637 PermissionsState.PERMISSION_OPERATION_FAILURE) { 4638 scheduleWriteSettingsLocked(); 4639 } 4640 return; 4641 } 4642 4643 if (pkg.applicationInfo.isInstantApp() && !bp.isInstant()) { 4644 throw new SecurityException("Cannot grant non-ephemeral permission" 4645 + name + " for package " + packageName); 4646 } 4647 4648 if (pkg.applicationInfo.targetSdkVersion < Build.VERSION_CODES.M) { 4649 Slog.w(TAG, "Cannot grant runtime permission to a legacy app"); 4650 return; 4651 } 4652 4653 final int result = permissionsState.grantRuntimePermission(bp, userId); 4654 switch (result) { 4655 case PermissionsState.PERMISSION_OPERATION_FAILURE: { 4656 return; 4657 } 4658 4659 case PermissionsState.PERMISSION_OPERATION_SUCCESS_GIDS_CHANGED: { 4660 final int appId = UserHandle.getAppId(pkg.applicationInfo.uid); 4661 mHandler.post(new Runnable() { 4662 @Override 4663 public void run() { 4664 killUid(appId, userId, KILL_APP_REASON_GIDS_CHANGED); 4665 } 4666 }); 4667 } 4668 break; 4669 } 4670 4671 if (bp.isRuntime()) { 4672 logPermissionGranted(mContext, name, packageName); 4673 } 4674 4675 mOnPermissionChangeListeners.onPermissionsChanged(uid); 4676 4677 // Not critical if that is lost - app has to request again. 4678 mSettings.writeRuntimePermissionsForUserLPr(userId, false); 4679 } 4680 4681 // Only need to do this if user is initialized. Otherwise it's a new user 4682 // and there are no processes running as the user yet and there's no need 4683 // to make an expensive call to remount processes for the changed permissions. 4684 if (READ_EXTERNAL_STORAGE.equals(name) 4685 || WRITE_EXTERNAL_STORAGE.equals(name)) { 4686 final long token = Binder.clearCallingIdentity(); 4687 try { 4688 if (sUserManager.isInitialized(userId)) { 4689 StorageManagerInternal storageManagerInternal = LocalServices.getService( 4690 StorageManagerInternal.class); 4691 storageManagerInternal.onExternalStoragePolicyChanged(uid, packageName); 4692 } 4693 } finally { 4694 Binder.restoreCallingIdentity(token); 4695 } 4696 } 4697 } 4698 4699 @Override 4700 public void revokeRuntimePermission(String packageName, String name, int userId) { 4701 revokeRuntimePermission(packageName, name, userId, false /* Only if not fixed by policy */); 4702 } 4703 4704 private void revokeRuntimePermission(String packageName, String name, int userId, 4705 boolean overridePolicy) { 4706 if (!sUserManager.exists(userId)) { 4707 Log.e(TAG, "No such user:" + userId); 4708 return; 4709 } 4710 4711 mContext.enforceCallingOrSelfPermission( 4712 android.Manifest.permission.REVOKE_RUNTIME_PERMISSIONS, 4713 "revokeRuntimePermission"); 4714 4715 enforceCrossUserPermission(Binder.getCallingUid(), userId, 4716 true /* requireFullPermission */, true /* checkShell */, 4717 "revokeRuntimePermission"); 4718 4719 final int appId; 4720 4721 synchronized (mPackages) { 4722 final PackageParser.Package pkg = mPackages.get(packageName); 4723 if (pkg == null) { 4724 throw new IllegalArgumentException("Unknown package: " + packageName); 4725 } 4726 4727 final BasePermission bp = mSettings.mPermissions.get(name); 4728 if (bp == null) { 4729 throw new IllegalArgumentException("Unknown permission: " + name); 4730 } 4731 4732 enforceDeclaredAsUsedAndRuntimeOrDevelopmentPermission(pkg, bp); 4733 4734 // If a permission review is required for legacy apps we represent 4735 // their permissions as always granted runtime ones since we need 4736 // to keep the review required permission flag per user while an 4737 // install permission's state is shared across all users. 4738 if (mPermissionReviewRequired 4739 && pkg.applicationInfo.targetSdkVersion < Build.VERSION_CODES.M 4740 && bp.isRuntime()) { 4741 return; 4742 } 4743 4744 SettingBase sb = (SettingBase) pkg.mExtras; 4745 if (sb == null) { 4746 throw new IllegalArgumentException("Unknown package: " + packageName); 4747 } 4748 4749 final PermissionsState permissionsState = sb.getPermissionsState(); 4750 4751 final int flags = permissionsState.getPermissionFlags(name, userId); 4752 if ((flags & PackageManager.FLAG_PERMISSION_SYSTEM_FIXED) != 0) { 4753 throw new SecurityException("Cannot revoke system fixed permission " 4754 + name + " for package " + packageName); 4755 } 4756 if (!overridePolicy && (flags & PackageManager.FLAG_PERMISSION_POLICY_FIXED) != 0) { 4757 throw new SecurityException("Cannot revoke policy fixed permission " 4758 + name + " for package " + packageName); 4759 } 4760 4761 if (bp.isDevelopment()) { 4762 // Development permissions must be handled specially, since they are not 4763 // normal runtime permissions. For now they apply to all users. 4764 if (permissionsState.revokeInstallPermission(bp) != 4765 PermissionsState.PERMISSION_OPERATION_FAILURE) { 4766 scheduleWriteSettingsLocked(); 4767 } 4768 return; 4769 } 4770 4771 if (permissionsState.revokeRuntimePermission(bp, userId) == 4772 PermissionsState.PERMISSION_OPERATION_FAILURE) { 4773 return; 4774 } 4775 4776 if (bp.isRuntime()) { 4777 logPermissionRevoked(mContext, name, packageName); 4778 } 4779 4780 mOnPermissionChangeListeners.onPermissionsChanged(pkg.applicationInfo.uid); 4781 4782 // Critical, after this call app should never have the permission. 4783 mSettings.writeRuntimePermissionsForUserLPr(userId, true); 4784 4785 appId = UserHandle.getAppId(pkg.applicationInfo.uid); 4786 } 4787 4788 killUid(appId, userId, KILL_APP_REASON_PERMISSIONS_REVOKED); 4789 } 4790 4791 /** 4792 * Get the first event id for the permission. 4793 * 4794 * <p>There are four events for each permission: <ul> 4795 * <li>Request permission: first id + 0</li> 4796 * <li>Grant permission: first id + 1</li> 4797 * <li>Request for permission denied: first id + 2</li> 4798 * <li>Revoke permission: first id + 3</li> 4799 * </ul></p> 4800 * 4801 * @param name name of the permission 4802 * 4803 * @return The first event id for the permission 4804 */ 4805 private static int getBaseEventId(@NonNull String name) { 4806 int eventIdIndex = ALL_DANGEROUS_PERMISSIONS.indexOf(name); 4807 4808 if (eventIdIndex == -1) { 4809 if (AppOpsManager.permissionToOpCode(name) == AppOpsManager.OP_NONE 4810 || "user".equals(Build.TYPE)) { 4811 Log.i(TAG, "Unknown permission " + name); 4812 4813 return MetricsEvent.ACTION_PERMISSION_REQUEST_UNKNOWN; 4814 } else { 4815 // Most likely #ALL_DANGEROUS_PERMISSIONS needs to be updated. 4816 // 4817 // Also update 4818 // - EventLogger#ALL_DANGEROUS_PERMISSIONS 4819 // - metrics_constants.proto 4820 throw new IllegalStateException("Unknown permission " + name); 4821 } 4822 } 4823 4824 return MetricsEvent.ACTION_PERMISSION_REQUEST_READ_CALENDAR + eventIdIndex * 4; 4825 } 4826 4827 /** 4828 * Log that a permission was revoked. 4829 * 4830 * @param context Context of the caller 4831 * @param name name of the permission 4832 * @param packageName package permission if for 4833 */ 4834 private static void logPermissionRevoked(@NonNull Context context, @NonNull String name, 4835 @NonNull String packageName) { 4836 MetricsLogger.action(context, getBaseEventId(name) + 3, packageName); 4837 } 4838 4839 /** 4840 * Log that a permission request was granted. 4841 * 4842 * @param context Context of the caller 4843 * @param name name of the permission 4844 * @param packageName package permission if for 4845 */ 4846 private static void logPermissionGranted(@NonNull Context context, @NonNull String name, 4847 @NonNull String packageName) { 4848 MetricsLogger.action(context, getBaseEventId(name) + 1, packageName); 4849 } 4850 4851 @Override 4852 public void resetRuntimePermissions() { 4853 mContext.enforceCallingOrSelfPermission( 4854 android.Manifest.permission.REVOKE_RUNTIME_PERMISSIONS, 4855 "revokeRuntimePermission"); 4856 4857 int callingUid = Binder.getCallingUid(); 4858 if (callingUid != Process.SYSTEM_UID && callingUid != 0) { 4859 mContext.enforceCallingOrSelfPermission( 4860 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, 4861 "resetRuntimePermissions"); 4862 } 4863 4864 synchronized (mPackages) { 4865 updatePermissionsLPw(null, null, UPDATE_PERMISSIONS_ALL); 4866 for (int userId : UserManagerService.getInstance().getUserIds()) { 4867 final int packageCount = mPackages.size(); 4868 for (int i = 0; i < packageCount; i++) { 4869 PackageParser.Package pkg = mPackages.valueAt(i); 4870 if (!(pkg.mExtras instanceof PackageSetting)) { 4871 continue; 4872 } 4873 PackageSetting ps = (PackageSetting) pkg.mExtras; 4874 resetUserChangesToRuntimePermissionsAndFlagsLPw(ps, userId); 4875 } 4876 } 4877 } 4878 } 4879 4880 @Override 4881 public int getPermissionFlags(String name, String packageName, int userId) { 4882 if (!sUserManager.exists(userId)) { 4883 return 0; 4884 } 4885 4886 enforceGrantRevokeRuntimePermissionPermissions("getPermissionFlags"); 4887 4888 enforceCrossUserPermission(Binder.getCallingUid(), userId, 4889 true /* requireFullPermission */, false /* checkShell */, 4890 "getPermissionFlags"); 4891 4892 synchronized (mPackages) { 4893 final PackageParser.Package pkg = mPackages.get(packageName); 4894 if (pkg == null) { 4895 return 0; 4896 } 4897 4898 final BasePermission bp = mSettings.mPermissions.get(name); 4899 if (bp == null) { 4900 return 0; 4901 } 4902 4903 SettingBase sb = (SettingBase) pkg.mExtras; 4904 if (sb == null) { 4905 return 0; 4906 } 4907 4908 PermissionsState permissionsState = sb.getPermissionsState(); 4909 return permissionsState.getPermissionFlags(name, userId); 4910 } 4911 } 4912 4913 @Override 4914 public void updatePermissionFlags(String name, String packageName, int flagMask, 4915 int flagValues, int userId) { 4916 if (!sUserManager.exists(userId)) { 4917 return; 4918 } 4919 4920 enforceGrantRevokeRuntimePermissionPermissions("updatePermissionFlags"); 4921 4922 enforceCrossUserPermission(Binder.getCallingUid(), userId, 4923 true /* requireFullPermission */, true /* checkShell */, 4924 "updatePermissionFlags"); 4925 4926 // Only the system can change these flags and nothing else. 4927 if (getCallingUid() != Process.SYSTEM_UID) { 4928 flagMask &= ~PackageManager.FLAG_PERMISSION_SYSTEM_FIXED; 4929 flagValues &= ~PackageManager.FLAG_PERMISSION_SYSTEM_FIXED; 4930 flagMask &= ~PackageManager.FLAG_PERMISSION_GRANTED_BY_DEFAULT; 4931 flagValues &= ~PackageManager.FLAG_PERMISSION_GRANTED_BY_DEFAULT; 4932 flagValues &= ~PackageManager.FLAG_PERMISSION_REVIEW_REQUIRED; 4933 } 4934 4935 synchronized (mPackages) { 4936 final PackageParser.Package pkg = mPackages.get(packageName); 4937 if (pkg == null) { 4938 throw new IllegalArgumentException("Unknown package: " + packageName); 4939 } 4940 4941 final BasePermission bp = mSettings.mPermissions.get(name); 4942 if (bp == null) { 4943 throw new IllegalArgumentException("Unknown permission: " + name); 4944 } 4945 4946 SettingBase sb = (SettingBase) pkg.mExtras; 4947 if (sb == null) { 4948 throw new IllegalArgumentException("Unknown package: " + packageName); 4949 } 4950 4951 PermissionsState permissionsState = sb.getPermissionsState(); 4952 4953 boolean hadState = permissionsState.getRuntimePermissionState(name, userId) != null; 4954 4955 if (permissionsState.updatePermissionFlags(bp, userId, flagMask, flagValues)) { 4956 // Install and runtime permissions are stored in different places, 4957 // so figure out what permission changed and persist the change. 4958 if (permissionsState.getInstallPermissionState(name) != null) { 4959 scheduleWriteSettingsLocked(); 4960 } else if (permissionsState.getRuntimePermissionState(name, userId) != null 4961 || hadState) { 4962 mSettings.writeRuntimePermissionsForUserLPr(userId, false); 4963 } 4964 } 4965 } 4966 } 4967 4968 /** 4969 * Update the permission flags for all packages and runtime permissions of a user in order 4970 * to allow device or profile owner to remove POLICY_FIXED. 4971 */ 4972 @Override 4973 public void updatePermissionFlagsForAllApps(int flagMask, int flagValues, int userId) { 4974 if (!sUserManager.exists(userId)) { 4975 return; 4976 } 4977 4978 enforceGrantRevokeRuntimePermissionPermissions("updatePermissionFlagsForAllApps"); 4979 4980 enforceCrossUserPermission(Binder.getCallingUid(), userId, 4981 true /* requireFullPermission */, true /* checkShell */, 4982 "updatePermissionFlagsForAllApps"); 4983 4984 // Only the system can change system fixed flags. 4985 if (getCallingUid() != Process.SYSTEM_UID) { 4986 flagMask &= ~PackageManager.FLAG_PERMISSION_SYSTEM_FIXED; 4987 flagValues &= ~PackageManager.FLAG_PERMISSION_SYSTEM_FIXED; 4988 } 4989 4990 synchronized (mPackages) { 4991 boolean changed = false; 4992 final int packageCount = mPackages.size(); 4993 for (int pkgIndex = 0; pkgIndex < packageCount; pkgIndex++) { 4994 final PackageParser.Package pkg = mPackages.valueAt(pkgIndex); 4995 SettingBase sb = (SettingBase) pkg.mExtras; 4996 if (sb == null) { 4997 continue; 4998 } 4999 PermissionsState permissionsState = sb.getPermissionsState(); 5000 changed |= permissionsState.updatePermissionFlagsForAllPermissions( 5001 userId, flagMask, flagValues); 5002 } 5003 if (changed) { 5004 mSettings.writeRuntimePermissionsForUserLPr(userId, false); 5005 } 5006 } 5007 } 5008 5009 private void enforceGrantRevokeRuntimePermissionPermissions(String message) { 5010 if (mContext.checkCallingOrSelfPermission(Manifest.permission.GRANT_RUNTIME_PERMISSIONS) 5011 != PackageManager.PERMISSION_GRANTED 5012 && mContext.checkCallingOrSelfPermission(Manifest.permission.REVOKE_RUNTIME_PERMISSIONS) 5013 != PackageManager.PERMISSION_GRANTED) { 5014 throw new SecurityException(message + " requires " 5015 + Manifest.permission.GRANT_RUNTIME_PERMISSIONS + " or " 5016 + Manifest.permission.REVOKE_RUNTIME_PERMISSIONS); 5017 } 5018 } 5019 5020 @Override 5021 public boolean shouldShowRequestPermissionRationale(String permissionName, 5022 String packageName, int userId) { 5023 if (UserHandle.getCallingUserId() != userId) { 5024 mContext.enforceCallingPermission( 5025 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, 5026 "canShowRequestPermissionRationale for user " + userId); 5027 } 5028 5029 final int uid = getPackageUid(packageName, MATCH_DEBUG_TRIAGED_MISSING, userId); 5030 if (UserHandle.getAppId(getCallingUid()) != UserHandle.getAppId(uid)) { 5031 return false; 5032 } 5033 5034 if (checkPermission(permissionName, packageName, userId) 5035 == PackageManager.PERMISSION_GRANTED) { 5036 return false; 5037 } 5038 5039 final int flags; 5040 5041 final long identity = Binder.clearCallingIdentity(); 5042 try { 5043 flags = getPermissionFlags(permissionName, 5044 packageName, userId); 5045 } finally { 5046 Binder.restoreCallingIdentity(identity); 5047 } 5048 5049 final int fixedFlags = PackageManager.FLAG_PERMISSION_SYSTEM_FIXED 5050 | PackageManager.FLAG_PERMISSION_POLICY_FIXED 5051 | PackageManager.FLAG_PERMISSION_USER_FIXED; 5052 5053 if ((flags & fixedFlags) != 0) { 5054 return false; 5055 } 5056 5057 return (flags & PackageManager.FLAG_PERMISSION_USER_SET) != 0; 5058 } 5059 5060 @Override 5061 public void addOnPermissionsChangeListener(IOnPermissionsChangeListener listener) { 5062 mContext.enforceCallingOrSelfPermission( 5063 Manifest.permission.OBSERVE_GRANT_REVOKE_PERMISSIONS, 5064 "addOnPermissionsChangeListener"); 5065 5066 synchronized (mPackages) { 5067 mOnPermissionChangeListeners.addListenerLocked(listener); 5068 } 5069 } 5070 5071 @Override 5072 public void removeOnPermissionsChangeListener(IOnPermissionsChangeListener listener) { 5073 synchronized (mPackages) { 5074 mOnPermissionChangeListeners.removeListenerLocked(listener); 5075 } 5076 } 5077 5078 @Override 5079 public boolean isProtectedBroadcast(String actionName) { 5080 synchronized (mPackages) { 5081 if (mProtectedBroadcasts.contains(actionName)) { 5082 return true; 5083 } else if (actionName != null) { 5084 // TODO: remove these terrible hacks 5085 if (actionName.startsWith("android.net.netmon.lingerExpired") 5086 || actionName.startsWith("com.android.server.sip.SipWakeupTimer") 5087 || actionName.startsWith("com.android.internal.telephony.data-reconnect") 5088 || actionName.startsWith("android.net.netmon.launchCaptivePortalApp")) { 5089 return true; 5090 } 5091 } 5092 } 5093 return false; 5094 } 5095 5096 @Override 5097 public int checkSignatures(String pkg1, String pkg2) { 5098 synchronized (mPackages) { 5099 final PackageParser.Package p1 = mPackages.get(pkg1); 5100 final PackageParser.Package p2 = mPackages.get(pkg2); 5101 if (p1 == null || p1.mExtras == null 5102 || p2 == null || p2.mExtras == null) { 5103 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 5104 } 5105 return compareSignatures(p1.mSignatures, p2.mSignatures); 5106 } 5107 } 5108 5109 @Override 5110 public int checkUidSignatures(int uid1, int uid2) { 5111 // Map to base uids. 5112 uid1 = UserHandle.getAppId(uid1); 5113 uid2 = UserHandle.getAppId(uid2); 5114 // reader 5115 synchronized (mPackages) { 5116 Signature[] s1; 5117 Signature[] s2; 5118 Object obj = mSettings.getUserIdLPr(uid1); 5119 if (obj != null) { 5120 if (obj instanceof SharedUserSetting) { 5121 s1 = ((SharedUserSetting)obj).signatures.mSignatures; 5122 } else if (obj instanceof PackageSetting) { 5123 s1 = ((PackageSetting)obj).signatures.mSignatures; 5124 } else { 5125 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 5126 } 5127 } else { 5128 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 5129 } 5130 obj = mSettings.getUserIdLPr(uid2); 5131 if (obj != null) { 5132 if (obj instanceof SharedUserSetting) { 5133 s2 = ((SharedUserSetting)obj).signatures.mSignatures; 5134 } else if (obj instanceof PackageSetting) { 5135 s2 = ((PackageSetting)obj).signatures.mSignatures; 5136 } else { 5137 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 5138 } 5139 } else { 5140 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 5141 } 5142 return compareSignatures(s1, s2); 5143 } 5144 } 5145 5146 /** 5147 * This method should typically only be used when granting or revoking 5148 * permissions, since the app may immediately restart after this call. 5149 * <p> 5150 * If you're doing surgery on app code/data, use {@link PackageFreezer} to 5151 * guard your work against the app being relaunched. 5152 */ 5153 private void killUid(int appId, int userId, String reason) { 5154 final long identity = Binder.clearCallingIdentity(); 5155 try { 5156 IActivityManager am = ActivityManager.getService(); 5157 if (am != null) { 5158 try { 5159 am.killUid(appId, userId, reason); 5160 } catch (RemoteException e) { 5161 /* ignore - same process */ 5162 } 5163 } 5164 } finally { 5165 Binder.restoreCallingIdentity(identity); 5166 } 5167 } 5168 5169 /** 5170 * Compares two sets of signatures. Returns: 5171 * <br /> 5172 * {@link PackageManager#SIGNATURE_NEITHER_SIGNED}: if both signature sets are null, 5173 * <br /> 5174 * {@link PackageManager#SIGNATURE_FIRST_NOT_SIGNED}: if the first signature set is null, 5175 * <br /> 5176 * {@link PackageManager#SIGNATURE_SECOND_NOT_SIGNED}: if the second signature set is null, 5177 * <br /> 5178 * {@link PackageManager#SIGNATURE_MATCH}: if the two signature sets are identical, 5179 * <br /> 5180 * {@link PackageManager#SIGNATURE_NO_MATCH}: if the two signature sets differ. 5181 */ 5182 static int compareSignatures(Signature[] s1, Signature[] s2) { 5183 if (s1 == null) { 5184 return s2 == null 5185 ? PackageManager.SIGNATURE_NEITHER_SIGNED 5186 : PackageManager.SIGNATURE_FIRST_NOT_SIGNED; 5187 } 5188 5189 if (s2 == null) { 5190 return PackageManager.SIGNATURE_SECOND_NOT_SIGNED; 5191 } 5192 5193 if (s1.length != s2.length) { 5194 return PackageManager.SIGNATURE_NO_MATCH; 5195 } 5196 5197 // Since both signature sets are of size 1, we can compare without HashSets. 5198 if (s1.length == 1) { 5199 return s1[0].equals(s2[0]) ? 5200 PackageManager.SIGNATURE_MATCH : 5201 PackageManager.SIGNATURE_NO_MATCH; 5202 } 5203 5204 ArraySet<Signature> set1 = new ArraySet<Signature>(); 5205 for (Signature sig : s1) { 5206 set1.add(sig); 5207 } 5208 ArraySet<Signature> set2 = new ArraySet<Signature>(); 5209 for (Signature sig : s2) { 5210 set2.add(sig); 5211 } 5212 // Make sure s2 contains all signatures in s1. 5213 if (set1.equals(set2)) { 5214 return PackageManager.SIGNATURE_MATCH; 5215 } 5216 return PackageManager.SIGNATURE_NO_MATCH; 5217 } 5218 5219 /** 5220 * If the database version for this type of package (internal storage or 5221 * external storage) is less than the version where package signatures 5222 * were updated, return true. 5223 */ 5224 private boolean isCompatSignatureUpdateNeeded(PackageParser.Package scannedPkg) { 5225 final VersionInfo ver = getSettingsVersionForPackage(scannedPkg); 5226 return ver.databaseVersion < DatabaseVersion.SIGNATURE_END_ENTITY; 5227 } 5228 5229 /** 5230 * Used for backward compatibility to make sure any packages with 5231 * certificate chains get upgraded to the new style. {@code existingSigs} 5232 * will be in the old format (since they were stored on disk from before the 5233 * system upgrade) and {@code scannedSigs} will be in the newer format. 5234 */ 5235 private int compareSignaturesCompat(PackageSignatures existingSigs, 5236 PackageParser.Package scannedPkg) { 5237 if (!isCompatSignatureUpdateNeeded(scannedPkg)) { 5238 return PackageManager.SIGNATURE_NO_MATCH; 5239 } 5240 5241 ArraySet<Signature> existingSet = new ArraySet<Signature>(); 5242 for (Signature sig : existingSigs.mSignatures) { 5243 existingSet.add(sig); 5244 } 5245 ArraySet<Signature> scannedCompatSet = new ArraySet<Signature>(); 5246 for (Signature sig : scannedPkg.mSignatures) { 5247 try { 5248 Signature[] chainSignatures = sig.getChainSignatures(); 5249 for (Signature chainSig : chainSignatures) { 5250 scannedCompatSet.add(chainSig); 5251 } 5252 } catch (CertificateEncodingException e) { 5253 scannedCompatSet.add(sig); 5254 } 5255 } 5256 /* 5257 * Make sure the expanded scanned set contains all signatures in the 5258 * existing one. 5259 */ 5260 if (scannedCompatSet.equals(existingSet)) { 5261 // Migrate the old signatures to the new scheme. 5262 existingSigs.assignSignatures(scannedPkg.mSignatures); 5263 // The new KeySets will be re-added later in the scanning process. 5264 synchronized (mPackages) { 5265 mSettings.mKeySetManagerService.removeAppKeySetDataLPw(scannedPkg.packageName); 5266 } 5267 return PackageManager.SIGNATURE_MATCH; 5268 } 5269 return PackageManager.SIGNATURE_NO_MATCH; 5270 } 5271 5272 private boolean isRecoverSignatureUpdateNeeded(PackageParser.Package scannedPkg) { 5273 final VersionInfo ver = getSettingsVersionForPackage(scannedPkg); 5274 return ver.databaseVersion < DatabaseVersion.SIGNATURE_MALFORMED_RECOVER; 5275 } 5276 5277 private int compareSignaturesRecover(PackageSignatures existingSigs, 5278 PackageParser.Package scannedPkg) { 5279 if (!isRecoverSignatureUpdateNeeded(scannedPkg)) { 5280 return PackageManager.SIGNATURE_NO_MATCH; 5281 } 5282 5283 String msg = null; 5284 try { 5285 if (Signature.areEffectiveMatch(existingSigs.mSignatures, scannedPkg.mSignatures)) { 5286 logCriticalInfo(Log.INFO, "Recovered effectively matching certificates for " 5287 + scannedPkg.packageName); 5288 return PackageManager.SIGNATURE_MATCH; 5289 } 5290 } catch (CertificateException e) { 5291 msg = e.getMessage(); 5292 } 5293 5294 logCriticalInfo(Log.INFO, 5295 "Failed to recover certificates for " + scannedPkg.packageName + ": " + msg); 5296 return PackageManager.SIGNATURE_NO_MATCH; 5297 } 5298 5299 @Override 5300 public List<String> getAllPackages() { 5301 synchronized (mPackages) { 5302 return new ArrayList<String>(mPackages.keySet()); 5303 } 5304 } 5305 5306 @Override 5307 public String[] getPackagesForUid(int uid) { 5308 final int userId = UserHandle.getUserId(uid); 5309 uid = UserHandle.getAppId(uid); 5310 // reader 5311 synchronized (mPackages) { 5312 Object obj = mSettings.getUserIdLPr(uid); 5313 if (obj instanceof SharedUserSetting) { 5314 final SharedUserSetting sus = (SharedUserSetting) obj; 5315 final int N = sus.packages.size(); 5316 String[] res = new String[N]; 5317 final Iterator<PackageSetting> it = sus.packages.iterator(); 5318 int i = 0; 5319 while (it.hasNext()) { 5320 PackageSetting ps = it.next(); 5321 if (ps.getInstalled(userId)) { 5322 res[i++] = ps.name; 5323 } else { 5324 res = ArrayUtils.removeElement(String.class, res, res[i]); 5325 } 5326 } 5327 return res; 5328 } else if (obj instanceof PackageSetting) { 5329 final PackageSetting ps = (PackageSetting) obj; 5330 if (ps.getInstalled(userId)) { 5331 return new String[]{ps.name}; 5332 } 5333 } 5334 } 5335 return null; 5336 } 5337 5338 @Override 5339 public String getNameForUid(int uid) { 5340 // reader 5341 synchronized (mPackages) { 5342 Object obj = mSettings.getUserIdLPr(UserHandle.getAppId(uid)); 5343 if (obj instanceof SharedUserSetting) { 5344 final SharedUserSetting sus = (SharedUserSetting) obj; 5345 return sus.name + ":" + sus.userId; 5346 } else if (obj instanceof PackageSetting) { 5347 final PackageSetting ps = (PackageSetting) obj; 5348 return ps.name; 5349 } 5350 } 5351 return null; 5352 } 5353 5354 @Override 5355 public int getUidForSharedUser(String sharedUserName) { 5356 if(sharedUserName == null) { 5357 return -1; 5358 } 5359 // reader 5360 synchronized (mPackages) { 5361 SharedUserSetting suid; 5362 try { 5363 suid = mSettings.getSharedUserLPw(sharedUserName, 0, 0, false); 5364 if (suid != null) { 5365 return suid.userId; 5366 } 5367 } catch (PackageManagerException ignore) { 5368 // can't happen, but, still need to catch it 5369 } 5370 return -1; 5371 } 5372 } 5373 5374 @Override 5375 public int getFlagsForUid(int uid) { 5376 synchronized (mPackages) { 5377 Object obj = mSettings.getUserIdLPr(UserHandle.getAppId(uid)); 5378 if (obj instanceof SharedUserSetting) { 5379 final SharedUserSetting sus = (SharedUserSetting) obj; 5380 return sus.pkgFlags; 5381 } else if (obj instanceof PackageSetting) { 5382 final PackageSetting ps = (PackageSetting) obj; 5383 return ps.pkgFlags; 5384 } 5385 } 5386 return 0; 5387 } 5388 5389 @Override 5390 public int getPrivateFlagsForUid(int uid) { 5391 synchronized (mPackages) { 5392 Object obj = mSettings.getUserIdLPr(UserHandle.getAppId(uid)); 5393 if (obj instanceof SharedUserSetting) { 5394 final SharedUserSetting sus = (SharedUserSetting) obj; 5395 return sus.pkgPrivateFlags; 5396 } else if (obj instanceof PackageSetting) { 5397 final PackageSetting ps = (PackageSetting) obj; 5398 return ps.pkgPrivateFlags; 5399 } 5400 } 5401 return 0; 5402 } 5403 5404 @Override 5405 public boolean isUidPrivileged(int uid) { 5406 uid = UserHandle.getAppId(uid); 5407 // reader 5408 synchronized (mPackages) { 5409 Object obj = mSettings.getUserIdLPr(uid); 5410 if (obj instanceof SharedUserSetting) { 5411 final SharedUserSetting sus = (SharedUserSetting) obj; 5412 final Iterator<PackageSetting> it = sus.packages.iterator(); 5413 while (it.hasNext()) { 5414 if (it.next().isPrivileged()) { 5415 return true; 5416 } 5417 } 5418 } else if (obj instanceof PackageSetting) { 5419 final PackageSetting ps = (PackageSetting) obj; 5420 return ps.isPrivileged(); 5421 } 5422 } 5423 return false; 5424 } 5425 5426 @Override 5427 public String[] getAppOpPermissionPackages(String permissionName) { 5428 synchronized (mPackages) { 5429 ArraySet<String> pkgs = mAppOpPermissionPackages.get(permissionName); 5430 if (pkgs == null) { 5431 return null; 5432 } 5433 return pkgs.toArray(new String[pkgs.size()]); 5434 } 5435 } 5436 5437 @Override 5438 public ResolveInfo resolveIntent(Intent intent, String resolvedType, 5439 int flags, int userId) { 5440 try { 5441 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "resolveIntent"); 5442 5443 if (!sUserManager.exists(userId)) return null; 5444 flags = updateFlagsForResolve(flags, userId, intent); 5445 enforceCrossUserPermission(Binder.getCallingUid(), userId, 5446 false /*requireFullPermission*/, false /*checkShell*/, "resolve intent"); 5447 5448 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "queryIntentActivities"); 5449 final List<ResolveInfo> query = queryIntentActivitiesInternal(intent, resolvedType, 5450 flags, userId); 5451 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 5452 5453 final ResolveInfo bestChoice = 5454 chooseBestActivity(intent, resolvedType, flags, query, userId); 5455 return bestChoice; 5456 } finally { 5457 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 5458 } 5459 } 5460 5461 @Override 5462 public ResolveInfo findPersistentPreferredActivity(Intent intent, int userId) { 5463 if (!UserHandle.isSameApp(Binder.getCallingUid(), Process.SYSTEM_UID)) { 5464 throw new SecurityException( 5465 "findPersistentPreferredActivity can only be run by the system"); 5466 } 5467 if (!sUserManager.exists(userId)) { 5468 return null; 5469 } 5470 intent = updateIntentForResolve(intent); 5471 final String resolvedType = intent.resolveTypeIfNeeded(mContext.getContentResolver()); 5472 final int flags = updateFlagsForResolve(0, userId, intent); 5473 final List<ResolveInfo> query = queryIntentActivitiesInternal(intent, resolvedType, flags, 5474 userId); 5475 synchronized (mPackages) { 5476 return findPersistentPreferredActivityLP(intent, resolvedType, flags, query, false, 5477 userId); 5478 } 5479 } 5480 5481 @Override 5482 public void setLastChosenActivity(Intent intent, String resolvedType, int flags, 5483 IntentFilter filter, int match, ComponentName activity) { 5484 final int userId = UserHandle.getCallingUserId(); 5485 if (DEBUG_PREFERRED) { 5486 Log.v(TAG, "setLastChosenActivity intent=" + intent 5487 + " resolvedType=" + resolvedType 5488 + " flags=" + flags 5489 + " filter=" + filter 5490 + " match=" + match 5491 + " activity=" + activity); 5492 filter.dump(new PrintStreamPrinter(System.out), " "); 5493 } 5494 intent.setComponent(null); 5495 final List<ResolveInfo> query = queryIntentActivitiesInternal(intent, resolvedType, flags, 5496 userId); 5497 // Find any earlier preferred or last chosen entries and nuke them 5498 findPreferredActivity(intent, resolvedType, 5499 flags, query, 0, false, true, false, userId); 5500 // Add the new activity as the last chosen for this filter 5501 addPreferredActivityInternal(filter, match, null, activity, false, userId, 5502 "Setting last chosen"); 5503 } 5504 5505 @Override 5506 public ResolveInfo getLastChosenActivity(Intent intent, String resolvedType, int flags) { 5507 final int userId = UserHandle.getCallingUserId(); 5508 if (DEBUG_PREFERRED) Log.v(TAG, "Querying last chosen activity for " + intent); 5509 final List<ResolveInfo> query = queryIntentActivitiesInternal(intent, resolvedType, flags, 5510 userId); 5511 return findPreferredActivity(intent, resolvedType, flags, query, 0, 5512 false, false, false, userId); 5513 } 5514 5515 private boolean isEphemeralDisabled() { 5516 // ephemeral apps have been disabled across the board 5517 if (DISABLE_EPHEMERAL_APPS) { 5518 return true; 5519 } 5520 // system isn't up yet; can't read settings, so, assume no ephemeral apps 5521 if (!mSystemReady) { 5522 return true; 5523 } 5524 // we can't get a content resolver until the system is ready; these checks must happen last 5525 final ContentResolver resolver = mContext.getContentResolver(); 5526 if (Global.getInt(resolver, Global.ENABLE_EPHEMERAL_FEATURE, 1) == 0) { 5527 return true; 5528 } 5529 return Secure.getInt(resolver, Secure.WEB_ACTION_ENABLED, 1) == 0; 5530 } 5531 5532 private boolean isEphemeralAllowed( 5533 Intent intent, List<ResolveInfo> resolvedActivities, int userId, 5534 boolean skipPackageCheck) { 5535 // Short circuit and return early if possible. 5536 if (isEphemeralDisabled()) { 5537 return false; 5538 } 5539 final int callingUser = UserHandle.getCallingUserId(); 5540 if (callingUser != UserHandle.USER_SYSTEM) { 5541 return false; 5542 } 5543 if (mEphemeralResolverConnection == null) { 5544 return false; 5545 } 5546 if (mEphemeralInstallerComponent == null) { 5547 return false; 5548 } 5549 if (intent.getComponent() != null) { 5550 return false; 5551 } 5552 if ((intent.getFlags() & Intent.FLAG_IGNORE_EPHEMERAL) != 0) { 5553 return false; 5554 } 5555 if (!skipPackageCheck && intent.getPackage() != null) { 5556 return false; 5557 } 5558 final boolean isWebUri = hasWebURI(intent); 5559 if (!isWebUri || intent.getData().getHost() == null) { 5560 return false; 5561 } 5562 // Deny ephemeral apps if the user chose _ALWAYS or _ALWAYS_ASK for intent resolution. 5563 synchronized (mPackages) { 5564 final int count = (resolvedActivities == null ? 0 : resolvedActivities.size()); 5565 for (int n = 0; n < count; n++) { 5566 ResolveInfo info = resolvedActivities.get(n); 5567 String packageName = info.activityInfo.packageName; 5568 PackageSetting ps = mSettings.mPackages.get(packageName); 5569 if (ps != null) { 5570 // Try to get the status from User settings first 5571 long packedStatus = getDomainVerificationStatusLPr(ps, userId); 5572 int status = (int) (packedStatus >> 32); 5573 if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS 5574 || status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS_ASK) { 5575 if (DEBUG_EPHEMERAL) { 5576 Slog.v(TAG, "DENY ephemeral apps;" 5577 + " pkg: " + packageName + ", status: " + status); 5578 } 5579 return false; 5580 } 5581 } 5582 } 5583 } 5584 // We've exhausted all ways to deny ephemeral application; let the system look for them. 5585 return true; 5586 } 5587 5588 private void requestEphemeralResolutionPhaseTwo(EphemeralResponse responseObj, 5589 Intent origIntent, String resolvedType, Intent launchIntent, String callingPackage, 5590 int userId) { 5591 final Message msg = mHandler.obtainMessage(EPHEMERAL_RESOLUTION_PHASE_TWO, 5592 new EphemeralRequest(responseObj, origIntent, resolvedType, launchIntent, 5593 callingPackage, userId)); 5594 mHandler.sendMessage(msg); 5595 } 5596 5597 private ResolveInfo chooseBestActivity(Intent intent, String resolvedType, 5598 int flags, List<ResolveInfo> query, int userId) { 5599 if (query != null) { 5600 final int N = query.size(); 5601 if (N == 1) { 5602 return query.get(0); 5603 } else if (N > 1) { 5604 final boolean debug = ((intent.getFlags() & Intent.FLAG_DEBUG_LOG_RESOLUTION) != 0); 5605 // If there is more than one activity with the same priority, 5606 // then let the user decide between them. 5607 ResolveInfo r0 = query.get(0); 5608 ResolveInfo r1 = query.get(1); 5609 if (DEBUG_INTENT_MATCHING || debug) { 5610 Slog.v(TAG, r0.activityInfo.name + "=" + r0.priority + " vs " 5611 + r1.activityInfo.name + "=" + r1.priority); 5612 } 5613 // If the first activity has a higher priority, or a different 5614 // default, then it is always desirable to pick it. 5615 if (r0.priority != r1.priority 5616 || r0.preferredOrder != r1.preferredOrder 5617 || r0.isDefault != r1.isDefault) { 5618 return query.get(0); 5619 } 5620 // If we have saved a preference for a preferred activity for 5621 // this Intent, use that. 5622 ResolveInfo ri = findPreferredActivity(intent, resolvedType, 5623 flags, query, r0.priority, true, false, debug, userId); 5624 if (ri != null) { 5625 return ri; 5626 } 5627 ri = new ResolveInfo(mResolveInfo); 5628 ri.activityInfo = new ActivityInfo(ri.activityInfo); 5629 ri.activityInfo.labelRes = ResolverActivity.getLabelRes(intent.getAction()); 5630 // If all of the options come from the same package, show the application's 5631 // label and icon instead of the generic resolver's. 5632 // Some calls like Intent.resolveActivityInfo query the ResolveInfo from here 5633 // and then throw away the ResolveInfo itself, meaning that the caller loses 5634 // the resolvePackageName. Therefore the activityInfo.labelRes above provides 5635 // a fallback for this case; we only set the target package's resources on 5636 // the ResolveInfo, not the ActivityInfo. 5637 final String intentPackage = intent.getPackage(); 5638 if (!TextUtils.isEmpty(intentPackage) && allHavePackage(query, intentPackage)) { 5639 final ApplicationInfo appi = query.get(0).activityInfo.applicationInfo; 5640 ri.resolvePackageName = intentPackage; 5641 if (userNeedsBadging(userId)) { 5642 ri.noResourceId = true; 5643 } else { 5644 ri.icon = appi.icon; 5645 } 5646 ri.iconResourceId = appi.icon; 5647 ri.labelRes = appi.labelRes; 5648 } 5649 ri.activityInfo.applicationInfo = new ApplicationInfo( 5650 ri.activityInfo.applicationInfo); 5651 if (userId != 0) { 5652 ri.activityInfo.applicationInfo.uid = UserHandle.getUid(userId, 5653 UserHandle.getAppId(ri.activityInfo.applicationInfo.uid)); 5654 } 5655 // Make sure that the resolver is displayable in car mode 5656 if (ri.activityInfo.metaData == null) ri.activityInfo.metaData = new Bundle(); 5657 ri.activityInfo.metaData.putBoolean(Intent.METADATA_DOCK_HOME, true); 5658 return ri; 5659 } 5660 } 5661 return null; 5662 } 5663 5664 /** 5665 * Return true if the given list is not empty and all of its contents have 5666 * an activityInfo with the given package name. 5667 */ 5668 private boolean allHavePackage(List<ResolveInfo> list, String packageName) { 5669 if (ArrayUtils.isEmpty(list)) { 5670 return false; 5671 } 5672 for (int i = 0, N = list.size(); i < N; i++) { 5673 final ResolveInfo ri = list.get(i); 5674 final ActivityInfo ai = ri != null ? ri.activityInfo : null; 5675 if (ai == null || !packageName.equals(ai.packageName)) { 5676 return false; 5677 } 5678 } 5679 return true; 5680 } 5681 5682 private ResolveInfo findPersistentPreferredActivityLP(Intent intent, String resolvedType, 5683 int flags, List<ResolveInfo> query, boolean debug, int userId) { 5684 final int N = query.size(); 5685 PersistentPreferredIntentResolver ppir = mSettings.mPersistentPreferredActivities 5686 .get(userId); 5687 // Get the list of persistent preferred activities that handle the intent 5688 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Looking for presistent preferred activities..."); 5689 List<PersistentPreferredActivity> pprefs = ppir != null 5690 ? ppir.queryIntent(intent, resolvedType, 5691 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, 5692 (flags & PackageManager.MATCH_VISIBLE_TO_EPHEMERAL_ONLY) != 0, 5693 (flags & PackageManager.MATCH_EPHEMERAL) != 0, userId) 5694 : null; 5695 if (pprefs != null && pprefs.size() > 0) { 5696 final int M = pprefs.size(); 5697 for (int i=0; i<M; i++) { 5698 final PersistentPreferredActivity ppa = pprefs.get(i); 5699 if (DEBUG_PREFERRED || debug) { 5700 Slog.v(TAG, "Checking PersistentPreferredActivity ds=" 5701 + (ppa.countDataSchemes() > 0 ? ppa.getDataScheme(0) : "<none>") 5702 + "\n component=" + ppa.mComponent); 5703 ppa.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 5704 } 5705 final ActivityInfo ai = getActivityInfo(ppa.mComponent, 5706 flags | MATCH_DISABLED_COMPONENTS, userId); 5707 if (DEBUG_PREFERRED || debug) { 5708 Slog.v(TAG, "Found persistent preferred activity:"); 5709 if (ai != null) { 5710 ai.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 5711 } else { 5712 Slog.v(TAG, " null"); 5713 } 5714 } 5715 if (ai == null) { 5716 // This previously registered persistent preferred activity 5717 // component is no longer known. Ignore it and do NOT remove it. 5718 continue; 5719 } 5720 for (int j=0; j<N; j++) { 5721 final ResolveInfo ri = query.get(j); 5722 if (!ri.activityInfo.applicationInfo.packageName 5723 .equals(ai.applicationInfo.packageName)) { 5724 continue; 5725 } 5726 if (!ri.activityInfo.name.equals(ai.name)) { 5727 continue; 5728 } 5729 // Found a persistent preference that can handle the intent. 5730 if (DEBUG_PREFERRED || debug) { 5731 Slog.v(TAG, "Returning persistent preferred activity: " + 5732 ri.activityInfo.packageName + "/" + ri.activityInfo.name); 5733 } 5734 return ri; 5735 } 5736 } 5737 } 5738 return null; 5739 } 5740 5741 // TODO: handle preferred activities missing while user has amnesia 5742 ResolveInfo findPreferredActivity(Intent intent, String resolvedType, int flags, 5743 List<ResolveInfo> query, int priority, boolean always, 5744 boolean removeMatches, boolean debug, int userId) { 5745 if (!sUserManager.exists(userId)) return null; 5746 flags = updateFlagsForResolve(flags, userId, intent); 5747 intent = updateIntentForResolve(intent); 5748 // writer 5749 synchronized (mPackages) { 5750 // Try to find a matching persistent preferred activity. 5751 ResolveInfo pri = findPersistentPreferredActivityLP(intent, resolvedType, flags, query, 5752 debug, userId); 5753 5754 // If a persistent preferred activity matched, use it. 5755 if (pri != null) { 5756 return pri; 5757 } 5758 5759 PreferredIntentResolver pir = mSettings.mPreferredActivities.get(userId); 5760 // Get the list of preferred activities that handle the intent 5761 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Looking for preferred activities..."); 5762 List<PreferredActivity> prefs = pir != null 5763 ? pir.queryIntent(intent, resolvedType, 5764 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, 5765 (flags & PackageManager.MATCH_VISIBLE_TO_EPHEMERAL_ONLY) != 0, 5766 (flags & PackageManager.MATCH_EPHEMERAL) != 0, userId) 5767 : null; 5768 if (prefs != null && prefs.size() > 0) { 5769 boolean changed = false; 5770 try { 5771 // First figure out how good the original match set is. 5772 // We will only allow preferred activities that came 5773 // from the same match quality. 5774 int match = 0; 5775 5776 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Figuring out best match..."); 5777 5778 final int N = query.size(); 5779 for (int j=0; j<N; j++) { 5780 final ResolveInfo ri = query.get(j); 5781 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Match for " + ri.activityInfo 5782 + ": 0x" + Integer.toHexString(match)); 5783 if (ri.match > match) { 5784 match = ri.match; 5785 } 5786 } 5787 5788 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Best match: 0x" 5789 + Integer.toHexString(match)); 5790 5791 match &= IntentFilter.MATCH_CATEGORY_MASK; 5792 final int M = prefs.size(); 5793 for (int i=0; i<M; i++) { 5794 final PreferredActivity pa = prefs.get(i); 5795 if (DEBUG_PREFERRED || debug) { 5796 Slog.v(TAG, "Checking PreferredActivity ds=" 5797 + (pa.countDataSchemes() > 0 ? pa.getDataScheme(0) : "<none>") 5798 + "\n component=" + pa.mPref.mComponent); 5799 pa.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 5800 } 5801 if (pa.mPref.mMatch != match) { 5802 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Skipping bad match " 5803 + Integer.toHexString(pa.mPref.mMatch)); 5804 continue; 5805 } 5806 // If it's not an "always" type preferred activity and that's what we're 5807 // looking for, skip it. 5808 if (always && !pa.mPref.mAlways) { 5809 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Skipping mAlways=false entry"); 5810 continue; 5811 } 5812 final ActivityInfo ai = getActivityInfo( 5813 pa.mPref.mComponent, flags | MATCH_DISABLED_COMPONENTS 5814 | MATCH_DIRECT_BOOT_AWARE | MATCH_DIRECT_BOOT_UNAWARE, 5815 userId); 5816 if (DEBUG_PREFERRED || debug) { 5817 Slog.v(TAG, "Found preferred activity:"); 5818 if (ai != null) { 5819 ai.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 5820 } else { 5821 Slog.v(TAG, " null"); 5822 } 5823 } 5824 if (ai == null) { 5825 // This previously registered preferred activity 5826 // component is no longer known. Most likely an update 5827 // to the app was installed and in the new version this 5828 // component no longer exists. Clean it up by removing 5829 // it from the preferred activities list, and skip it. 5830 Slog.w(TAG, "Removing dangling preferred activity: " 5831 + pa.mPref.mComponent); 5832 pir.removeFilter(pa); 5833 changed = true; 5834 continue; 5835 } 5836 for (int j=0; j<N; j++) { 5837 final ResolveInfo ri = query.get(j); 5838 if (!ri.activityInfo.applicationInfo.packageName 5839 .equals(ai.applicationInfo.packageName)) { 5840 continue; 5841 } 5842 if (!ri.activityInfo.name.equals(ai.name)) { 5843 continue; 5844 } 5845 5846 if (removeMatches) { 5847 pir.removeFilter(pa); 5848 changed = true; 5849 if (DEBUG_PREFERRED) { 5850 Slog.v(TAG, "Removing match " + pa.mPref.mComponent); 5851 } 5852 break; 5853 } 5854 5855 // Okay we found a previously set preferred or last chosen app. 5856 // If the result set is different from when this 5857 // was created, we need to clear it and re-ask the 5858 // user their preference, if we're looking for an "always" type entry. 5859 if (always && !pa.mPref.sameSet(query)) { 5860 Slog.i(TAG, "Result set changed, dropping preferred activity for " 5861 + intent + " type " + resolvedType); 5862 if (DEBUG_PREFERRED) { 5863 Slog.v(TAG, "Removing preferred activity since set changed " 5864 + pa.mPref.mComponent); 5865 } 5866 pir.removeFilter(pa); 5867 // Re-add the filter as a "last chosen" entry (!always) 5868 PreferredActivity lastChosen = new PreferredActivity( 5869 pa, pa.mPref.mMatch, null, pa.mPref.mComponent, false); 5870 pir.addFilter(lastChosen); 5871 changed = true; 5872 return null; 5873 } 5874 5875 // Yay! Either the set matched or we're looking for the last chosen 5876 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Returning preferred activity: " 5877 + ri.activityInfo.packageName + "/" + ri.activityInfo.name); 5878 return ri; 5879 } 5880 } 5881 } finally { 5882 if (changed) { 5883 if (DEBUG_PREFERRED) { 5884 Slog.v(TAG, "Preferred activity bookkeeping changed; writing restrictions"); 5885 } 5886 scheduleWritePackageRestrictionsLocked(userId); 5887 } 5888 } 5889 } 5890 } 5891 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "No preferred activity to return"); 5892 return null; 5893 } 5894 5895 /* 5896 * Returns if intent can be forwarded from the sourceUserId to the targetUserId 5897 */ 5898 @Override 5899 public boolean canForwardTo(Intent intent, String resolvedType, int sourceUserId, 5900 int targetUserId) { 5901 mContext.enforceCallingOrSelfPermission( 5902 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, null); 5903 List<CrossProfileIntentFilter> matches = 5904 getMatchingCrossProfileIntentFilters(intent, resolvedType, sourceUserId); 5905 if (matches != null) { 5906 int size = matches.size(); 5907 for (int i = 0; i < size; i++) { 5908 if (matches.get(i).getTargetUserId() == targetUserId) return true; 5909 } 5910 } 5911 if (hasWebURI(intent)) { 5912 // cross-profile app linking works only towards the parent. 5913 final UserInfo parent = getProfileParent(sourceUserId); 5914 synchronized(mPackages) { 5915 int flags = updateFlagsForResolve(0, parent.id, intent); 5916 CrossProfileDomainInfo xpDomainInfo = getCrossProfileDomainPreferredLpr( 5917 intent, resolvedType, flags, sourceUserId, parent.id); 5918 return xpDomainInfo != null; 5919 } 5920 } 5921 return false; 5922 } 5923 5924 private UserInfo getProfileParent(int userId) { 5925 final long identity = Binder.clearCallingIdentity(); 5926 try { 5927 return sUserManager.getProfileParent(userId); 5928 } finally { 5929 Binder.restoreCallingIdentity(identity); 5930 } 5931 } 5932 5933 private List<CrossProfileIntentFilter> getMatchingCrossProfileIntentFilters(Intent intent, 5934 String resolvedType, int userId) { 5935 CrossProfileIntentResolver resolver = mSettings.mCrossProfileIntentResolvers.get(userId); 5936 if (resolver != null) { 5937 return resolver.queryIntent(intent, resolvedType, false /*defaultOnly*/, 5938 false /*visibleToEphemeral*/, false /*isInstant*/, userId); 5939 } 5940 return null; 5941 } 5942 5943 @Override 5944 public @NonNull ParceledListSlice<ResolveInfo> queryIntentActivities(Intent intent, 5945 String resolvedType, int flags, int userId) { 5946 try { 5947 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "queryIntentActivities"); 5948 5949 return new ParceledListSlice<>( 5950 queryIntentActivitiesInternal(intent, resolvedType, flags, userId)); 5951 } finally { 5952 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 5953 } 5954 } 5955 5956 /** 5957 * Returns the package name of the calling Uid if it's an ephemeral app. If it isn't 5958 * ephemeral, returns {@code null}. 5959 */ 5960 private String getEphemeralPackageName(int callingUid) { 5961 final int appId = UserHandle.getAppId(callingUid); 5962 synchronized (mPackages) { 5963 final Object obj = mSettings.getUserIdLPr(appId); 5964 if (obj instanceof PackageSetting) { 5965 final PackageSetting ps = (PackageSetting) obj; 5966 return ps.pkg.applicationInfo.isInstantApp() ? ps.pkg.packageName : null; 5967 } 5968 } 5969 return null; 5970 } 5971 5972 private @NonNull List<ResolveInfo> queryIntentActivitiesInternal(Intent intent, 5973 String resolvedType, int flags, int userId) { 5974 if (!sUserManager.exists(userId)) return Collections.emptyList(); 5975 final String ephemeralPkgName = getEphemeralPackageName(Binder.getCallingUid()); 5976 flags = updateFlagsForResolve(flags, userId, intent); 5977 enforceCrossUserPermission(Binder.getCallingUid(), userId, 5978 false /* requireFullPermission */, false /* checkShell */, 5979 "query intent activities"); 5980 ComponentName comp = intent.getComponent(); 5981 if (comp == null) { 5982 if (intent.getSelector() != null) { 5983 intent = intent.getSelector(); 5984 comp = intent.getComponent(); 5985 } 5986 } 5987 5988 if (comp != null) { 5989 final List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 5990 final ActivityInfo ai = getActivityInfo(comp, flags, userId); 5991 if (ai != null) { 5992 // When specifying an explicit component, we prevent the activity from being 5993 // used when either 1) the calling package is normal and the activity is within 5994 // an ephemeral application or 2) the calling package is ephemeral and the 5995 // activity is not visible to ephemeral applications. 5996 boolean matchEphemeral = 5997 (flags & PackageManager.MATCH_EPHEMERAL) != 0; 5998 boolean ephemeralVisibleOnly = 5999 (flags & PackageManager.MATCH_VISIBLE_TO_EPHEMERAL_ONLY) != 0; 6000 boolean blockResolution = 6001 (!matchEphemeral && ephemeralPkgName == null 6002 && (ai.applicationInfo.privateFlags 6003 & ApplicationInfo.PRIVATE_FLAG_EPHEMERAL) != 0) 6004 || (ephemeralVisibleOnly && ephemeralPkgName != null 6005 && (ai.flags & ActivityInfo.FLAG_VISIBLE_TO_EPHEMERAL) == 0); 6006 if (!blockResolution) { 6007 final ResolveInfo ri = new ResolveInfo(); 6008 ri.activityInfo = ai; 6009 list.add(ri); 6010 } 6011 } 6012 return list; 6013 } 6014 6015 // reader 6016 boolean sortResult = false; 6017 boolean addEphemeral = false; 6018 List<ResolveInfo> result; 6019 final String pkgName = intent.getPackage(); 6020 synchronized (mPackages) { 6021 if (pkgName == null) { 6022 List<CrossProfileIntentFilter> matchingFilters = 6023 getMatchingCrossProfileIntentFilters(intent, resolvedType, userId); 6024 // Check for results that need to skip the current profile. 6025 ResolveInfo xpResolveInfo = querySkipCurrentProfileIntents(matchingFilters, intent, 6026 resolvedType, flags, userId); 6027 if (xpResolveInfo != null) { 6028 List<ResolveInfo> xpResult = new ArrayList<ResolveInfo>(1); 6029 xpResult.add(xpResolveInfo); 6030 return filterForEphemeral( 6031 filterIfNotSystemUser(xpResult, userId), ephemeralPkgName); 6032 } 6033 6034 // Check for results in the current profile. 6035 result = filterIfNotSystemUser(mActivities.queryIntent( 6036 intent, resolvedType, flags, userId), userId); 6037 addEphemeral = 6038 isEphemeralAllowed(intent, result, userId, false /*skipPackageCheck*/); 6039 6040 // Check for cross profile results. 6041 boolean hasNonNegativePriorityResult = hasNonNegativePriority(result); 6042 xpResolveInfo = queryCrossProfileIntents( 6043 matchingFilters, intent, resolvedType, flags, userId, 6044 hasNonNegativePriorityResult); 6045 if (xpResolveInfo != null && isUserEnabled(xpResolveInfo.targetUserId)) { 6046 boolean isVisibleToUser = filterIfNotSystemUser( 6047 Collections.singletonList(xpResolveInfo), userId).size() > 0; 6048 if (isVisibleToUser) { 6049 result.add(xpResolveInfo); 6050 sortResult = true; 6051 } 6052 } 6053 if (hasWebURI(intent)) { 6054 CrossProfileDomainInfo xpDomainInfo = null; 6055 final UserInfo parent = getProfileParent(userId); 6056 if (parent != null) { 6057 xpDomainInfo = getCrossProfileDomainPreferredLpr(intent, resolvedType, 6058 flags, userId, parent.id); 6059 } 6060 if (xpDomainInfo != null) { 6061 if (xpResolveInfo != null) { 6062 // If we didn't remove it, the cross-profile ResolveInfo would be twice 6063 // in the result. 6064 result.remove(xpResolveInfo); 6065 } 6066 if (result.size() == 0 && !addEphemeral) { 6067 // No result in current profile, but found candidate in parent user. 6068 // And we are not going to add emphemeral app, so we can return the 6069 // result straight away. 6070 result.add(xpDomainInfo.resolveInfo); 6071 return filterForEphemeral(result, ephemeralPkgName); 6072 } 6073 } else if (result.size() <= 1 && !addEphemeral) { 6074 // No result in parent user and <= 1 result in current profile, and we 6075 // are not going to add emphemeral app, so we can return the result without 6076 // further processing. 6077 return filterForEphemeral(result, ephemeralPkgName); 6078 } 6079 // We have more than one candidate (combining results from current and parent 6080 // profile), so we need filtering and sorting. 6081 result = filterCandidatesWithDomainPreferredActivitiesLPr( 6082 intent, flags, result, xpDomainInfo, userId); 6083 sortResult = true; 6084 } 6085 } else { 6086 final PackageParser.Package pkg = mPackages.get(pkgName); 6087 if (pkg != null) { 6088 result = filterForEphemeral(filterIfNotSystemUser( 6089 mActivities.queryIntentForPackage( 6090 intent, resolvedType, flags, pkg.activities, userId), 6091 userId), ephemeralPkgName); 6092 } else { 6093 // the caller wants to resolve for a particular package; however, there 6094 // were no installed results, so, try to find an ephemeral result 6095 addEphemeral = isEphemeralAllowed( 6096 intent, null /*result*/, userId, true /*skipPackageCheck*/); 6097 result = new ArrayList<ResolveInfo>(); 6098 } 6099 } 6100 } 6101 if (addEphemeral) { 6102 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "resolveEphemeral"); 6103 final EphemeralRequest requestObject = new EphemeralRequest( 6104 null /*responseObj*/, intent /*origIntent*/, resolvedType, 6105 null /*launchIntent*/, null /*callingPackage*/, userId); 6106 final EphemeralResponse intentInfo = EphemeralResolver.doEphemeralResolutionPhaseOne( 6107 mContext, mEphemeralResolverConnection, requestObject); 6108 if (intentInfo != null) { 6109 if (DEBUG_EPHEMERAL) { 6110 Slog.v(TAG, "Adding ephemeral installer to the ResolveInfo list"); 6111 } 6112 final ResolveInfo ephemeralInstaller = new ResolveInfo(mEphemeralInstallerInfo); 6113 ephemeralInstaller.ephemeralResponse = intentInfo; 6114 // make sure this resolver is the default 6115 ephemeralInstaller.isDefault = true; 6116 ephemeralInstaller.match = IntentFilter.MATCH_CATEGORY_SCHEME_SPECIFIC_PART 6117 | IntentFilter.MATCH_ADJUSTMENT_NORMAL; 6118 // add a non-generic filter 6119 ephemeralInstaller.filter = new IntentFilter(intent.getAction()); 6120 ephemeralInstaller.filter.addDataPath( 6121 intent.getData().getPath(), PatternMatcher.PATTERN_LITERAL); 6122 result.add(ephemeralInstaller); 6123 } 6124 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 6125 } 6126 if (sortResult) { 6127 Collections.sort(result, mResolvePrioritySorter); 6128 } 6129 return filterForEphemeral(result, ephemeralPkgName); 6130 } 6131 6132 private static class CrossProfileDomainInfo { 6133 /* ResolveInfo for IntentForwarderActivity to send the intent to the other profile */ 6134 ResolveInfo resolveInfo; 6135 /* Best domain verification status of the activities found in the other profile */ 6136 int bestDomainVerificationStatus; 6137 } 6138 6139 private CrossProfileDomainInfo getCrossProfileDomainPreferredLpr(Intent intent, 6140 String resolvedType, int flags, int sourceUserId, int parentUserId) { 6141 if (!sUserManager.hasUserRestriction(UserManager.ALLOW_PARENT_PROFILE_APP_LINKING, 6142 sourceUserId)) { 6143 return null; 6144 } 6145 List<ResolveInfo> resultTargetUser = mActivities.queryIntent(intent, 6146 resolvedType, flags, parentUserId); 6147 6148 if (resultTargetUser == null || resultTargetUser.isEmpty()) { 6149 return null; 6150 } 6151 CrossProfileDomainInfo result = null; 6152 int size = resultTargetUser.size(); 6153 for (int i = 0; i < size; i++) { 6154 ResolveInfo riTargetUser = resultTargetUser.get(i); 6155 // Intent filter verification is only for filters that specify a host. So don't return 6156 // those that handle all web uris. 6157 if (riTargetUser.handleAllWebDataURI) { 6158 continue; 6159 } 6160 String packageName = riTargetUser.activityInfo.packageName; 6161 PackageSetting ps = mSettings.mPackages.get(packageName); 6162 if (ps == null) { 6163 continue; 6164 } 6165 long verificationState = getDomainVerificationStatusLPr(ps, parentUserId); 6166 int status = (int)(verificationState >> 32); 6167 if (result == null) { 6168 result = new CrossProfileDomainInfo(); 6169 result.resolveInfo = createForwardingResolveInfoUnchecked(new IntentFilter(), 6170 sourceUserId, parentUserId); 6171 result.bestDomainVerificationStatus = status; 6172 } else { 6173 result.bestDomainVerificationStatus = bestDomainVerificationStatus(status, 6174 result.bestDomainVerificationStatus); 6175 } 6176 } 6177 // Don't consider matches with status NEVER across profiles. 6178 if (result != null && result.bestDomainVerificationStatus 6179 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER) { 6180 return null; 6181 } 6182 return result; 6183 } 6184 6185 /** 6186 * Verification statuses are ordered from the worse to the best, except for 6187 * INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER, which is the worse. 6188 */ 6189 private int bestDomainVerificationStatus(int status1, int status2) { 6190 if (status1 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER) { 6191 return status2; 6192 } 6193 if (status2 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER) { 6194 return status1; 6195 } 6196 return (int) MathUtils.max(status1, status2); 6197 } 6198 6199 private boolean isUserEnabled(int userId) { 6200 long callingId = Binder.clearCallingIdentity(); 6201 try { 6202 UserInfo userInfo = sUserManager.getUserInfo(userId); 6203 return userInfo != null && userInfo.isEnabled(); 6204 } finally { 6205 Binder.restoreCallingIdentity(callingId); 6206 } 6207 } 6208 6209 /** 6210 * Filter out activities with systemUserOnly flag set, when current user is not System. 6211 * 6212 * @return filtered list 6213 */ 6214 private List<ResolveInfo> filterIfNotSystemUser(List<ResolveInfo> resolveInfos, int userId) { 6215 if (userId == UserHandle.USER_SYSTEM) { 6216 return resolveInfos; 6217 } 6218 for (int i = resolveInfos.size() - 1; i >= 0; i--) { 6219 ResolveInfo info = resolveInfos.get(i); 6220 if ((info.activityInfo.flags & ActivityInfo.FLAG_SYSTEM_USER_ONLY) != 0) { 6221 resolveInfos.remove(i); 6222 } 6223 } 6224 return resolveInfos; 6225 } 6226 6227 /** 6228 * Filters out ephemeral activities. 6229 * <p>When resolving for an ephemeral app, only activities that 1) are defined in the 6230 * ephemeral app or 2) marked with {@code visibleToEphemeral} are returned. 6231 * 6232 * @param resolveInfos The pre-filtered list of resolved activities 6233 * @param ephemeralPkgName The ephemeral package name. If {@code null}, no filtering 6234 * is performed. 6235 * @return A filtered list of resolved activities. 6236 */ 6237 private List<ResolveInfo> filterForEphemeral(List<ResolveInfo> resolveInfos, 6238 String ephemeralPkgName) { 6239 if (ephemeralPkgName == null) { 6240 return resolveInfos; 6241 } 6242 for (int i = resolveInfos.size() - 1; i >= 0; i--) { 6243 ResolveInfo info = resolveInfos.get(i); 6244 final boolean isEphemeralApp = info.activityInfo.applicationInfo.isInstantApp(); 6245 // allow activities that are defined in the provided package 6246 if (isEphemeralApp && ephemeralPkgName.equals(info.activityInfo.packageName)) { 6247 continue; 6248 } 6249 // allow activities that have been explicitly exposed to ephemeral apps 6250 if (!isEphemeralApp 6251 && ((info.activityInfo.flags & ActivityInfo.FLAG_VISIBLE_TO_EPHEMERAL) != 0)) { 6252 continue; 6253 } 6254 resolveInfos.remove(i); 6255 } 6256 return resolveInfos; 6257 } 6258 6259 /** 6260 * @param resolveInfos list of resolve infos in descending priority order 6261 * @return if the list contains a resolve info with non-negative priority 6262 */ 6263 private boolean hasNonNegativePriority(List<ResolveInfo> resolveInfos) { 6264 return resolveInfos.size() > 0 && resolveInfos.get(0).priority >= 0; 6265 } 6266 6267 private static boolean hasWebURI(Intent intent) { 6268 if (intent.getData() == null) { 6269 return false; 6270 } 6271 final String scheme = intent.getScheme(); 6272 if (TextUtils.isEmpty(scheme)) { 6273 return false; 6274 } 6275 return scheme.equals(IntentFilter.SCHEME_HTTP) || scheme.equals(IntentFilter.SCHEME_HTTPS); 6276 } 6277 6278 private List<ResolveInfo> filterCandidatesWithDomainPreferredActivitiesLPr(Intent intent, 6279 int matchFlags, List<ResolveInfo> candidates, CrossProfileDomainInfo xpDomainInfo, 6280 int userId) { 6281 final boolean debug = (intent.getFlags() & Intent.FLAG_DEBUG_LOG_RESOLUTION) != 0; 6282 6283 if (DEBUG_PREFERRED || DEBUG_DOMAIN_VERIFICATION) { 6284 Slog.v(TAG, "Filtering results with preferred activities. Candidates count: " + 6285 candidates.size()); 6286 } 6287 6288 ArrayList<ResolveInfo> result = new ArrayList<ResolveInfo>(); 6289 ArrayList<ResolveInfo> alwaysList = new ArrayList<ResolveInfo>(); 6290 ArrayList<ResolveInfo> undefinedList = new ArrayList<ResolveInfo>(); 6291 ArrayList<ResolveInfo> alwaysAskList = new ArrayList<ResolveInfo>(); 6292 ArrayList<ResolveInfo> neverList = new ArrayList<ResolveInfo>(); 6293 ArrayList<ResolveInfo> matchAllList = new ArrayList<ResolveInfo>(); 6294 6295 synchronized (mPackages) { 6296 final int count = candidates.size(); 6297 // First, try to use linked apps. Partition the candidates into four lists: 6298 // one for the final results, one for the "do not use ever", one for "undefined status" 6299 // and finally one for "browser app type". 6300 for (int n=0; n<count; n++) { 6301 ResolveInfo info = candidates.get(n); 6302 String packageName = info.activityInfo.packageName; 6303 PackageSetting ps = mSettings.mPackages.get(packageName); 6304 if (ps != null) { 6305 // Add to the special match all list (Browser use case) 6306 if (info.handleAllWebDataURI) { 6307 matchAllList.add(info); 6308 continue; 6309 } 6310 // Try to get the status from User settings first 6311 long packedStatus = getDomainVerificationStatusLPr(ps, userId); 6312 int status = (int)(packedStatus >> 32); 6313 int linkGeneration = (int)(packedStatus & 0xFFFFFFFF); 6314 if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS) { 6315 if (DEBUG_DOMAIN_VERIFICATION || debug) { 6316 Slog.i(TAG, " + always: " + info.activityInfo.packageName 6317 + " : linkgen=" + linkGeneration); 6318 } 6319 // Use link-enabled generation as preferredOrder, i.e. 6320 // prefer newly-enabled over earlier-enabled. 6321 info.preferredOrder = linkGeneration; 6322 alwaysList.add(info); 6323 } else if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER) { 6324 if (DEBUG_DOMAIN_VERIFICATION || debug) { 6325 Slog.i(TAG, " + never: " + info.activityInfo.packageName); 6326 } 6327 neverList.add(info); 6328 } else if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS_ASK) { 6329 if (DEBUG_DOMAIN_VERIFICATION || debug) { 6330 Slog.i(TAG, " + always-ask: " + info.activityInfo.packageName); 6331 } 6332 alwaysAskList.add(info); 6333 } else if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED || 6334 status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK) { 6335 if (DEBUG_DOMAIN_VERIFICATION || debug) { 6336 Slog.i(TAG, " + ask: " + info.activityInfo.packageName); 6337 } 6338 undefinedList.add(info); 6339 } 6340 } 6341 } 6342 6343 // We'll want to include browser possibilities in a few cases 6344 boolean includeBrowser = false; 6345 6346 // First try to add the "always" resolution(s) for the current user, if any 6347 if (alwaysList.size() > 0) { 6348 result.addAll(alwaysList); 6349 } else { 6350 // Add all undefined apps as we want them to appear in the disambiguation dialog. 6351 result.addAll(undefinedList); 6352 // Maybe add one for the other profile. 6353 if (xpDomainInfo != null && ( 6354 xpDomainInfo.bestDomainVerificationStatus 6355 != INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER)) { 6356 result.add(xpDomainInfo.resolveInfo); 6357 } 6358 includeBrowser = true; 6359 } 6360 6361 // The presence of any 'always ask' alternatives means we'll also offer browsers. 6362 // If there were 'always' entries their preferred order has been set, so we also 6363 // back that off to make the alternatives equivalent 6364 if (alwaysAskList.size() > 0) { 6365 for (ResolveInfo i : result) { 6366 i.preferredOrder = 0; 6367 } 6368 result.addAll(alwaysAskList); 6369 includeBrowser = true; 6370 } 6371 6372 if (includeBrowser) { 6373 // Also add browsers (all of them or only the default one) 6374 if (DEBUG_DOMAIN_VERIFICATION) { 6375 Slog.v(TAG, " ...including browsers in candidate set"); 6376 } 6377 if ((matchFlags & MATCH_ALL) != 0) { 6378 result.addAll(matchAllList); 6379 } else { 6380 // Browser/generic handling case. If there's a default browser, go straight 6381 // to that (but only if there is no other higher-priority match). 6382 final String defaultBrowserPackageName = getDefaultBrowserPackageName(userId); 6383 int maxMatchPrio = 0; 6384 ResolveInfo defaultBrowserMatch = null; 6385 final int numCandidates = matchAllList.size(); 6386 for (int n = 0; n < numCandidates; n++) { 6387 ResolveInfo info = matchAllList.get(n); 6388 // track the highest overall match priority... 6389 if (info.priority > maxMatchPrio) { 6390 maxMatchPrio = info.priority; 6391 } 6392 // ...and the highest-priority default browser match 6393 if (info.activityInfo.packageName.equals(defaultBrowserPackageName)) { 6394 if (defaultBrowserMatch == null 6395 || (defaultBrowserMatch.priority < info.priority)) { 6396 if (debug) { 6397 Slog.v(TAG, "Considering default browser match " + info); 6398 } 6399 defaultBrowserMatch = info; 6400 } 6401 } 6402 } 6403 if (defaultBrowserMatch != null 6404 && defaultBrowserMatch.priority >= maxMatchPrio 6405 && !TextUtils.isEmpty(defaultBrowserPackageName)) 6406 { 6407 if (debug) { 6408 Slog.v(TAG, "Default browser match " + defaultBrowserMatch); 6409 } 6410 result.add(defaultBrowserMatch); 6411 } else { 6412 result.addAll(matchAllList); 6413 } 6414 } 6415 6416 // If there is nothing selected, add all candidates and remove the ones that the user 6417 // has explicitly put into the INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER state 6418 if (result.size() == 0) { 6419 result.addAll(candidates); 6420 result.removeAll(neverList); 6421 } 6422 } 6423 } 6424 if (DEBUG_PREFERRED || DEBUG_DOMAIN_VERIFICATION) { 6425 Slog.v(TAG, "Filtered results with preferred activities. New candidates count: " + 6426 result.size()); 6427 for (ResolveInfo info : result) { 6428 Slog.v(TAG, " + " + info.activityInfo); 6429 } 6430 } 6431 return result; 6432 } 6433 6434 // Returns a packed value as a long: 6435 // 6436 // high 'int'-sized word: link status: undefined/ask/never/always. 6437 // low 'int'-sized word: relative priority among 'always' results. 6438 private long getDomainVerificationStatusLPr(PackageSetting ps, int userId) { 6439 long result = ps.getDomainVerificationStatusForUser(userId); 6440 // if none available, get the master status 6441 if (result >> 32 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED) { 6442 if (ps.getIntentFilterVerificationInfo() != null) { 6443 result = ((long)ps.getIntentFilterVerificationInfo().getStatus()) << 32; 6444 } 6445 } 6446 return result; 6447 } 6448 6449 private ResolveInfo querySkipCurrentProfileIntents( 6450 List<CrossProfileIntentFilter> matchingFilters, Intent intent, String resolvedType, 6451 int flags, int sourceUserId) { 6452 if (matchingFilters != null) { 6453 int size = matchingFilters.size(); 6454 for (int i = 0; i < size; i ++) { 6455 CrossProfileIntentFilter filter = matchingFilters.get(i); 6456 if ((filter.getFlags() & PackageManager.SKIP_CURRENT_PROFILE) != 0) { 6457 // Checking if there are activities in the target user that can handle the 6458 // intent. 6459 ResolveInfo resolveInfo = createForwardingResolveInfo(filter, intent, 6460 resolvedType, flags, sourceUserId); 6461 if (resolveInfo != null) { 6462 return resolveInfo; 6463 } 6464 } 6465 } 6466 } 6467 return null; 6468 } 6469 6470 // Return matching ResolveInfo in target user if any. 6471 private ResolveInfo queryCrossProfileIntents( 6472 List<CrossProfileIntentFilter> matchingFilters, Intent intent, String resolvedType, 6473 int flags, int sourceUserId, boolean matchInCurrentProfile) { 6474 if (matchingFilters != null) { 6475 // Two {@link CrossProfileIntentFilter}s can have the same targetUserId and 6476 // match the same intent. For performance reasons, it is better not to 6477 // run queryIntent twice for the same userId 6478 SparseBooleanArray alreadyTriedUserIds = new SparseBooleanArray(); 6479 int size = matchingFilters.size(); 6480 for (int i = 0; i < size; i++) { 6481 CrossProfileIntentFilter filter = matchingFilters.get(i); 6482 int targetUserId = filter.getTargetUserId(); 6483 boolean skipCurrentProfile = 6484 (filter.getFlags() & PackageManager.SKIP_CURRENT_PROFILE) != 0; 6485 boolean skipCurrentProfileIfNoMatchFound = 6486 (filter.getFlags() & PackageManager.ONLY_IF_NO_MATCH_FOUND) != 0; 6487 if (!skipCurrentProfile && !alreadyTriedUserIds.get(targetUserId) 6488 && (!skipCurrentProfileIfNoMatchFound || !matchInCurrentProfile)) { 6489 // Checking if there are activities in the target user that can handle the 6490 // intent. 6491 ResolveInfo resolveInfo = createForwardingResolveInfo(filter, intent, 6492 resolvedType, flags, sourceUserId); 6493 if (resolveInfo != null) return resolveInfo; 6494 alreadyTriedUserIds.put(targetUserId, true); 6495 } 6496 } 6497 } 6498 return null; 6499 } 6500 6501 /** 6502 * If the filter's target user can handle the intent and is enabled: returns a ResolveInfo that 6503 * will forward the intent to the filter's target user. 6504 * Otherwise, returns null. 6505 */ 6506 private ResolveInfo createForwardingResolveInfo(CrossProfileIntentFilter filter, Intent intent, 6507 String resolvedType, int flags, int sourceUserId) { 6508 int targetUserId = filter.getTargetUserId(); 6509 List<ResolveInfo> resultTargetUser = mActivities.queryIntent(intent, 6510 resolvedType, flags, targetUserId); 6511 if (resultTargetUser != null && isUserEnabled(targetUserId)) { 6512 // If all the matches in the target profile are suspended, return null. 6513 for (int i = resultTargetUser.size() - 1; i >= 0; i--) { 6514 if ((resultTargetUser.get(i).activityInfo.applicationInfo.flags 6515 & ApplicationInfo.FLAG_SUSPENDED) == 0) { 6516 return createForwardingResolveInfoUnchecked(filter, sourceUserId, 6517 targetUserId); 6518 } 6519 } 6520 } 6521 return null; 6522 } 6523 6524 private ResolveInfo createForwardingResolveInfoUnchecked(IntentFilter filter, 6525 int sourceUserId, int targetUserId) { 6526 ResolveInfo forwardingResolveInfo = new ResolveInfo(); 6527 long ident = Binder.clearCallingIdentity(); 6528 boolean targetIsProfile; 6529 try { 6530 targetIsProfile = sUserManager.getUserInfo(targetUserId).isManagedProfile(); 6531 } finally { 6532 Binder.restoreCallingIdentity(ident); 6533 } 6534 String className; 6535 if (targetIsProfile) { 6536 className = FORWARD_INTENT_TO_MANAGED_PROFILE; 6537 } else { 6538 className = FORWARD_INTENT_TO_PARENT; 6539 } 6540 ComponentName forwardingActivityComponentName = new ComponentName( 6541 mAndroidApplication.packageName, className); 6542 ActivityInfo forwardingActivityInfo = getActivityInfo(forwardingActivityComponentName, 0, 6543 sourceUserId); 6544 if (!targetIsProfile) { 6545 forwardingActivityInfo.showUserIcon = targetUserId; 6546 forwardingResolveInfo.noResourceId = true; 6547 } 6548 forwardingResolveInfo.activityInfo = forwardingActivityInfo; 6549 forwardingResolveInfo.priority = 0; 6550 forwardingResolveInfo.preferredOrder = 0; 6551 forwardingResolveInfo.match = 0; 6552 forwardingResolveInfo.isDefault = true; 6553 forwardingResolveInfo.filter = filter; 6554 forwardingResolveInfo.targetUserId = targetUserId; 6555 return forwardingResolveInfo; 6556 } 6557 6558 @Override 6559 public @NonNull ParceledListSlice<ResolveInfo> queryIntentActivityOptions(ComponentName caller, 6560 Intent[] specifics, String[] specificTypes, Intent intent, 6561 String resolvedType, int flags, int userId) { 6562 return new ParceledListSlice<>(queryIntentActivityOptionsInternal(caller, specifics, 6563 specificTypes, intent, resolvedType, flags, userId)); 6564 } 6565 6566 private @NonNull List<ResolveInfo> queryIntentActivityOptionsInternal(ComponentName caller, 6567 Intent[] specifics, String[] specificTypes, Intent intent, 6568 String resolvedType, int flags, int userId) { 6569 if (!sUserManager.exists(userId)) return Collections.emptyList(); 6570 flags = updateFlagsForResolve(flags, userId, intent); 6571 enforceCrossUserPermission(Binder.getCallingUid(), userId, 6572 false /* requireFullPermission */, false /* checkShell */, 6573 "query intent activity options"); 6574 final String resultsAction = intent.getAction(); 6575 6576 final List<ResolveInfo> results = queryIntentActivitiesInternal(intent, resolvedType, flags 6577 | PackageManager.GET_RESOLVED_FILTER, userId); 6578 6579 if (DEBUG_INTENT_MATCHING) { 6580 Log.v(TAG, "Query " + intent + ": " + results); 6581 } 6582 6583 int specificsPos = 0; 6584 int N; 6585 6586 // todo: note that the algorithm used here is O(N^2). This 6587 // isn't a problem in our current environment, but if we start running 6588 // into situations where we have more than 5 or 10 matches then this 6589 // should probably be changed to something smarter... 6590 6591 // First we go through and resolve each of the specific items 6592 // that were supplied, taking care of removing any corresponding 6593 // duplicate items in the generic resolve list. 6594 if (specifics != null) { 6595 for (int i=0; i<specifics.length; i++) { 6596 final Intent sintent = specifics[i]; 6597 if (sintent == null) { 6598 continue; 6599 } 6600 6601 if (DEBUG_INTENT_MATCHING) { 6602 Log.v(TAG, "Specific #" + i + ": " + sintent); 6603 } 6604 6605 String action = sintent.getAction(); 6606 if (resultsAction != null && resultsAction.equals(action)) { 6607 // If this action was explicitly requested, then don't 6608 // remove things that have it. 6609 action = null; 6610 } 6611 6612 ResolveInfo ri = null; 6613 ActivityInfo ai = null; 6614 6615 ComponentName comp = sintent.getComponent(); 6616 if (comp == null) { 6617 ri = resolveIntent( 6618 sintent, 6619 specificTypes != null ? specificTypes[i] : null, 6620 flags, userId); 6621 if (ri == null) { 6622 continue; 6623 } 6624 if (ri == mResolveInfo) { 6625 // ACK! Must do something better with this. 6626 } 6627 ai = ri.activityInfo; 6628 comp = new ComponentName(ai.applicationInfo.packageName, 6629 ai.name); 6630 } else { 6631 ai = getActivityInfo(comp, flags, userId); 6632 if (ai == null) { 6633 continue; 6634 } 6635 } 6636 6637 // Look for any generic query activities that are duplicates 6638 // of this specific one, and remove them from the results. 6639 if (DEBUG_INTENT_MATCHING) Log.v(TAG, "Specific #" + i + ": " + ai); 6640 N = results.size(); 6641 int j; 6642 for (j=specificsPos; j<N; j++) { 6643 ResolveInfo sri = results.get(j); 6644 if ((sri.activityInfo.name.equals(comp.getClassName()) 6645 && sri.activityInfo.applicationInfo.packageName.equals( 6646 comp.getPackageName())) 6647 || (action != null && sri.filter.matchAction(action))) { 6648 results.remove(j); 6649 if (DEBUG_INTENT_MATCHING) Log.v( 6650 TAG, "Removing duplicate item from " + j 6651 + " due to specific " + specificsPos); 6652 if (ri == null) { 6653 ri = sri; 6654 } 6655 j--; 6656 N--; 6657 } 6658 } 6659 6660 // Add this specific item to its proper place. 6661 if (ri == null) { 6662 ri = new ResolveInfo(); 6663 ri.activityInfo = ai; 6664 } 6665 results.add(specificsPos, ri); 6666 ri.specificIndex = i; 6667 specificsPos++; 6668 } 6669 } 6670 6671 // Now we go through the remaining generic results and remove any 6672 // duplicate actions that are found here. 6673 N = results.size(); 6674 for (int i=specificsPos; i<N-1; i++) { 6675 final ResolveInfo rii = results.get(i); 6676 if (rii.filter == null) { 6677 continue; 6678 } 6679 6680 // Iterate over all of the actions of this result's intent 6681 // filter... typically this should be just one. 6682 final Iterator<String> it = rii.filter.actionsIterator(); 6683 if (it == null) { 6684 continue; 6685 } 6686 while (it.hasNext()) { 6687 final String action = it.next(); 6688 if (resultsAction != null && resultsAction.equals(action)) { 6689 // If this action was explicitly requested, then don't 6690 // remove things that have it. 6691 continue; 6692 } 6693 for (int j=i+1; j<N; j++) { 6694 final ResolveInfo rij = results.get(j); 6695 if (rij.filter != null && rij.filter.hasAction(action)) { 6696 results.remove(j); 6697 if (DEBUG_INTENT_MATCHING) Log.v( 6698 TAG, "Removing duplicate item from " + j 6699 + " due to action " + action + " at " + i); 6700 j--; 6701 N--; 6702 } 6703 } 6704 } 6705 6706 // If the caller didn't request filter information, drop it now 6707 // so we don't have to marshall/unmarshall it. 6708 if ((flags&PackageManager.GET_RESOLVED_FILTER) == 0) { 6709 rii.filter = null; 6710 } 6711 } 6712 6713 // Filter out the caller activity if so requested. 6714 if (caller != null) { 6715 N = results.size(); 6716 for (int i=0; i<N; i++) { 6717 ActivityInfo ainfo = results.get(i).activityInfo; 6718 if (caller.getPackageName().equals(ainfo.applicationInfo.packageName) 6719 && caller.getClassName().equals(ainfo.name)) { 6720 results.remove(i); 6721 break; 6722 } 6723 } 6724 } 6725 6726 // If the caller didn't request filter information, 6727 // drop them now so we don't have to 6728 // marshall/unmarshall it. 6729 if ((flags&PackageManager.GET_RESOLVED_FILTER) == 0) { 6730 N = results.size(); 6731 for (int i=0; i<N; i++) { 6732 results.get(i).filter = null; 6733 } 6734 } 6735 6736 if (DEBUG_INTENT_MATCHING) Log.v(TAG, "Result: " + results); 6737 return results; 6738 } 6739 6740 @Override 6741 public @NonNull ParceledListSlice<ResolveInfo> queryIntentReceivers(Intent intent, 6742 String resolvedType, int flags, int userId) { 6743 return new ParceledListSlice<>( 6744 queryIntentReceiversInternal(intent, resolvedType, flags, userId)); 6745 } 6746 6747 private @NonNull List<ResolveInfo> queryIntentReceiversInternal(Intent intent, 6748 String resolvedType, int flags, int userId) { 6749 if (!sUserManager.exists(userId)) return Collections.emptyList(); 6750 flags = updateFlagsForResolve(flags, userId, intent); 6751 ComponentName comp = intent.getComponent(); 6752 if (comp == null) { 6753 if (intent.getSelector() != null) { 6754 intent = intent.getSelector(); 6755 comp = intent.getComponent(); 6756 } 6757 } 6758 if (comp != null) { 6759 List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 6760 ActivityInfo ai = getReceiverInfo(comp, flags, userId); 6761 if (ai != null) { 6762 ResolveInfo ri = new ResolveInfo(); 6763 ri.activityInfo = ai; 6764 list.add(ri); 6765 } 6766 return list; 6767 } 6768 6769 // reader 6770 synchronized (mPackages) { 6771 String pkgName = intent.getPackage(); 6772 if (pkgName == null) { 6773 return mReceivers.queryIntent(intent, resolvedType, flags, userId); 6774 } 6775 final PackageParser.Package pkg = mPackages.get(pkgName); 6776 if (pkg != null) { 6777 return mReceivers.queryIntentForPackage(intent, resolvedType, flags, pkg.receivers, 6778 userId); 6779 } 6780 return Collections.emptyList(); 6781 } 6782 } 6783 6784 @Override 6785 public ResolveInfo resolveService(Intent intent, String resolvedType, int flags, int userId) { 6786 if (!sUserManager.exists(userId)) return null; 6787 flags = updateFlagsForResolve(flags, userId, intent); 6788 List<ResolveInfo> query = queryIntentServicesInternal(intent, resolvedType, flags, userId); 6789 if (query != null) { 6790 if (query.size() >= 1) { 6791 // If there is more than one service with the same priority, 6792 // just arbitrarily pick the first one. 6793 return query.get(0); 6794 } 6795 } 6796 return null; 6797 } 6798 6799 @Override 6800 public @NonNull ParceledListSlice<ResolveInfo> queryIntentServices(Intent intent, 6801 String resolvedType, int flags, int userId) { 6802 return new ParceledListSlice<>( 6803 queryIntentServicesInternal(intent, resolvedType, flags, userId)); 6804 } 6805 6806 private @NonNull List<ResolveInfo> queryIntentServicesInternal(Intent intent, 6807 String resolvedType, int flags, int userId) { 6808 if (!sUserManager.exists(userId)) return Collections.emptyList(); 6809 flags = updateFlagsForResolve(flags, userId, intent); 6810 ComponentName comp = intent.getComponent(); 6811 if (comp == null) { 6812 if (intent.getSelector() != null) { 6813 intent = intent.getSelector(); 6814 comp = intent.getComponent(); 6815 } 6816 } 6817 if (comp != null) { 6818 final List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 6819 final ServiceInfo si = getServiceInfo(comp, flags, userId); 6820 if (si != null) { 6821 final ResolveInfo ri = new ResolveInfo(); 6822 ri.serviceInfo = si; 6823 list.add(ri); 6824 } 6825 return list; 6826 } 6827 6828 // reader 6829 synchronized (mPackages) { 6830 String pkgName = intent.getPackage(); 6831 if (pkgName == null) { 6832 return mServices.queryIntent(intent, resolvedType, flags, userId); 6833 } 6834 final PackageParser.Package pkg = mPackages.get(pkgName); 6835 if (pkg != null) { 6836 return mServices.queryIntentForPackage(intent, resolvedType, flags, pkg.services, 6837 userId); 6838 } 6839 return Collections.emptyList(); 6840 } 6841 } 6842 6843 @Override 6844 public @NonNull ParceledListSlice<ResolveInfo> queryIntentContentProviders(Intent intent, 6845 String resolvedType, int flags, int userId) { 6846 return new ParceledListSlice<>( 6847 queryIntentContentProvidersInternal(intent, resolvedType, flags, userId)); 6848 } 6849 6850 private @NonNull List<ResolveInfo> queryIntentContentProvidersInternal( 6851 Intent intent, String resolvedType, int flags, int userId) { 6852 if (!sUserManager.exists(userId)) return Collections.emptyList(); 6853 flags = updateFlagsForResolve(flags, userId, intent); 6854 ComponentName comp = intent.getComponent(); 6855 if (comp == null) { 6856 if (intent.getSelector() != null) { 6857 intent = intent.getSelector(); 6858 comp = intent.getComponent(); 6859 } 6860 } 6861 if (comp != null) { 6862 final List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 6863 final ProviderInfo pi = getProviderInfo(comp, flags, userId); 6864 if (pi != null) { 6865 final ResolveInfo ri = new ResolveInfo(); 6866 ri.providerInfo = pi; 6867 list.add(ri); 6868 } 6869 return list; 6870 } 6871 6872 // reader 6873 synchronized (mPackages) { 6874 String pkgName = intent.getPackage(); 6875 if (pkgName == null) { 6876 return mProviders.queryIntent(intent, resolvedType, flags, userId); 6877 } 6878 final PackageParser.Package pkg = mPackages.get(pkgName); 6879 if (pkg != null) { 6880 return mProviders.queryIntentForPackage( 6881 intent, resolvedType, flags, pkg.providers, userId); 6882 } 6883 return Collections.emptyList(); 6884 } 6885 } 6886 6887 @Override 6888 public ParceledListSlice<PackageInfo> getInstalledPackages(int flags, int userId) { 6889 if (!sUserManager.exists(userId)) return ParceledListSlice.emptyList(); 6890 flags = updateFlagsForPackage(flags, userId, null); 6891 final boolean listUninstalled = (flags & MATCH_KNOWN_PACKAGES) != 0; 6892 enforceCrossUserPermission(Binder.getCallingUid(), userId, 6893 true /* requireFullPermission */, false /* checkShell */, 6894 "get installed packages"); 6895 6896 // writer 6897 synchronized (mPackages) { 6898 ArrayList<PackageInfo> list; 6899 if (listUninstalled) { 6900 list = new ArrayList<>(mSettings.mPackages.size()); 6901 for (PackageSetting ps : mSettings.mPackages.values()) { 6902 if (filterSharedLibPackageLPr(ps, Binder.getCallingUid(), userId)) { 6903 continue; 6904 } 6905 final PackageInfo pi = generatePackageInfo(ps, flags, userId); 6906 if (pi != null) { 6907 list.add(pi); 6908 } 6909 } 6910 } else { 6911 list = new ArrayList<>(mPackages.size()); 6912 for (PackageParser.Package p : mPackages.values()) { 6913 if (filterSharedLibPackageLPr((PackageSetting) p.mExtras, 6914 Binder.getCallingUid(), userId)) { 6915 continue; 6916 } 6917 final PackageInfo pi = generatePackageInfo((PackageSetting) 6918 p.mExtras, flags, userId); 6919 if (pi != null) { 6920 list.add(pi); 6921 } 6922 } 6923 } 6924 6925 return new ParceledListSlice<>(list); 6926 } 6927 } 6928 6929 private void addPackageHoldingPermissions(ArrayList<PackageInfo> list, PackageSetting ps, 6930 String[] permissions, boolean[] tmp, int flags, int userId) { 6931 int numMatch = 0; 6932 final PermissionsState permissionsState = ps.getPermissionsState(); 6933 for (int i=0; i<permissions.length; i++) { 6934 final String permission = permissions[i]; 6935 if (permissionsState.hasPermission(permission, userId)) { 6936 tmp[i] = true; 6937 numMatch++; 6938 } else { 6939 tmp[i] = false; 6940 } 6941 } 6942 if (numMatch == 0) { 6943 return; 6944 } 6945 final PackageInfo pi = generatePackageInfo(ps, flags, userId); 6946 6947 // The above might return null in cases of uninstalled apps or install-state 6948 // skew across users/profiles. 6949 if (pi != null) { 6950 if ((flags&PackageManager.GET_PERMISSIONS) == 0) { 6951 if (numMatch == permissions.length) { 6952 pi.requestedPermissions = permissions; 6953 } else { 6954 pi.requestedPermissions = new String[numMatch]; 6955 numMatch = 0; 6956 for (int i=0; i<permissions.length; i++) { 6957 if (tmp[i]) { 6958 pi.requestedPermissions[numMatch] = permissions[i]; 6959 numMatch++; 6960 } 6961 } 6962 } 6963 } 6964 list.add(pi); 6965 } 6966 } 6967 6968 @Override 6969 public ParceledListSlice<PackageInfo> getPackagesHoldingPermissions( 6970 String[] permissions, int flags, int userId) { 6971 if (!sUserManager.exists(userId)) return ParceledListSlice.emptyList(); 6972 flags = updateFlagsForPackage(flags, userId, permissions); 6973 enforceCrossUserPermission(Binder.getCallingUid(), userId, 6974 true /* requireFullPermission */, false /* checkShell */, 6975 "get packages holding permissions"); 6976 final boolean listUninstalled = (flags & MATCH_KNOWN_PACKAGES) != 0; 6977 6978 // writer 6979 synchronized (mPackages) { 6980 ArrayList<PackageInfo> list = new ArrayList<PackageInfo>(); 6981 boolean[] tmpBools = new boolean[permissions.length]; 6982 if (listUninstalled) { 6983 for (PackageSetting ps : mSettings.mPackages.values()) { 6984 addPackageHoldingPermissions(list, ps, permissions, tmpBools, flags, 6985 userId); 6986 } 6987 } else { 6988 for (PackageParser.Package pkg : mPackages.values()) { 6989 PackageSetting ps = (PackageSetting)pkg.mExtras; 6990 if (ps != null) { 6991 addPackageHoldingPermissions(list, ps, permissions, tmpBools, flags, 6992 userId); 6993 } 6994 } 6995 } 6996 6997 return new ParceledListSlice<PackageInfo>(list); 6998 } 6999 } 7000 7001 @Override 7002 public ParceledListSlice<ApplicationInfo> getInstalledApplications(int flags, int userId) { 7003 if (!sUserManager.exists(userId)) return ParceledListSlice.emptyList(); 7004 flags = updateFlagsForApplication(flags, userId, null); 7005 final boolean listUninstalled = (flags & MATCH_KNOWN_PACKAGES) != 0; 7006 7007 // writer 7008 synchronized (mPackages) { 7009 ArrayList<ApplicationInfo> list; 7010 if (listUninstalled) { 7011 list = new ArrayList<>(mSettings.mPackages.size()); 7012 for (PackageSetting ps : mSettings.mPackages.values()) { 7013 ApplicationInfo ai; 7014 int effectiveFlags = flags; 7015 if (ps.isSystem()) { 7016 effectiveFlags |= PackageManager.MATCH_ANY_USER; 7017 } 7018 if (ps.pkg != null) { 7019 if (filterSharedLibPackageLPr(ps, Binder.getCallingUid(), userId)) { 7020 continue; 7021 } 7022 ai = PackageParser.generateApplicationInfo(ps.pkg, effectiveFlags, 7023 ps.readUserState(userId), userId); 7024 if (ai != null) { 7025 ai.packageName = resolveExternalPackageNameLPr(ps.pkg); 7026 } 7027 } else { 7028 // Shared lib filtering done in generateApplicationInfoFromSettingsLPw 7029 // and already converts to externally visible package name 7030 ai = generateApplicationInfoFromSettingsLPw(ps.name, 7031 Binder.getCallingUid(), effectiveFlags, userId); 7032 } 7033 if (ai != null) { 7034 list.add(ai); 7035 } 7036 } 7037 } else { 7038 list = new ArrayList<>(mPackages.size()); 7039 for (PackageParser.Package p : mPackages.values()) { 7040 if (p.mExtras != null) { 7041 PackageSetting ps = (PackageSetting) p.mExtras; 7042 if (filterSharedLibPackageLPr(ps, Binder.getCallingUid(), userId)) { 7043 continue; 7044 } 7045 ApplicationInfo ai = PackageParser.generateApplicationInfo(p, flags, 7046 ps.readUserState(userId), userId); 7047 if (ai != null) { 7048 ai.packageName = resolveExternalPackageNameLPr(p); 7049 list.add(ai); 7050 } 7051 } 7052 } 7053 } 7054 7055 return new ParceledListSlice<>(list); 7056 } 7057 } 7058 7059 @Override 7060 public ParceledListSlice<InstantAppInfo> getInstantApps(int userId) { 7061 if (HIDE_EPHEMERAL_APIS || isEphemeralDisabled()) { 7062 return null; 7063 } 7064 7065 mContext.enforceCallingOrSelfPermission(Manifest.permission.ACCESS_INSTANT_APPS, 7066 "getEphemeralApplications"); 7067 enforceCrossUserPermission(Binder.getCallingUid(), userId, 7068 true /* requireFullPermission */, false /* checkShell */, 7069 "getEphemeralApplications"); 7070 synchronized (mPackages) { 7071 List<InstantAppInfo> instantApps = mInstantAppRegistry 7072 .getInstantAppsLPr(userId); 7073 if (instantApps != null) { 7074 return new ParceledListSlice<>(instantApps); 7075 } 7076 } 7077 return null; 7078 } 7079 7080 @Override 7081 public boolean isInstantApp(String packageName, int userId) { 7082 enforceCrossUserPermission(Binder.getCallingUid(), userId, 7083 true /* requireFullPermission */, false /* checkShell */, 7084 "isInstantApp"); 7085 if (HIDE_EPHEMERAL_APIS || isEphemeralDisabled()) { 7086 return false; 7087 } 7088 7089 if (!isCallerSameApp(packageName)) { 7090 return false; 7091 } 7092 synchronized (mPackages) { 7093 PackageParser.Package pkg = mPackages.get(packageName); 7094 if (pkg != null) { 7095 return pkg.applicationInfo.isInstantApp(); 7096 } 7097 } 7098 return false; 7099 } 7100 7101 @Override 7102 public byte[] getInstantAppCookie(String packageName, int userId) { 7103 if (HIDE_EPHEMERAL_APIS || isEphemeralDisabled()) { 7104 return null; 7105 } 7106 7107 enforceCrossUserPermission(Binder.getCallingUid(), userId, 7108 true /* requireFullPermission */, false /* checkShell */, 7109 "getInstantAppCookie"); 7110 if (!isCallerSameApp(packageName)) { 7111 return null; 7112 } 7113 synchronized (mPackages) { 7114 return mInstantAppRegistry.getInstantAppCookieLPw( 7115 packageName, userId); 7116 } 7117 } 7118 7119 @Override 7120 public boolean setInstantAppCookie(String packageName, byte[] cookie, int userId) { 7121 if (HIDE_EPHEMERAL_APIS || isEphemeralDisabled()) { 7122 return true; 7123 } 7124 7125 enforceCrossUserPermission(Binder.getCallingUid(), userId, 7126 true /* requireFullPermission */, true /* checkShell */, 7127 "setInstantAppCookie"); 7128 if (!isCallerSameApp(packageName)) { 7129 return false; 7130 } 7131 synchronized (mPackages) { 7132 return mInstantAppRegistry.setInstantAppCookieLPw( 7133 packageName, cookie, userId); 7134 } 7135 } 7136 7137 @Override 7138 public Bitmap getInstantAppIcon(String packageName, int userId) { 7139 if (HIDE_EPHEMERAL_APIS || isEphemeralDisabled()) { 7140 return null; 7141 } 7142 7143 mContext.enforceCallingOrSelfPermission(Manifest.permission.ACCESS_INSTANT_APPS, 7144 "getInstantAppIcon"); 7145 7146 enforceCrossUserPermission(Binder.getCallingUid(), userId, 7147 true /* requireFullPermission */, false /* checkShell */, 7148 "getInstantAppIcon"); 7149 7150 synchronized (mPackages) { 7151 return mInstantAppRegistry.getInstantAppIconLPw( 7152 packageName, userId); 7153 } 7154 } 7155 7156 private boolean isCallerSameApp(String packageName) { 7157 PackageParser.Package pkg = mPackages.get(packageName); 7158 return pkg != null 7159 && UserHandle.getAppId(Binder.getCallingUid()) == pkg.applicationInfo.uid; 7160 } 7161 7162 @Override 7163 public @NonNull ParceledListSlice<ApplicationInfo> getPersistentApplications(int flags) { 7164 return new ParceledListSlice<>(getPersistentApplicationsInternal(flags)); 7165 } 7166 7167 private @NonNull List<ApplicationInfo> getPersistentApplicationsInternal(int flags) { 7168 final ArrayList<ApplicationInfo> finalList = new ArrayList<ApplicationInfo>(); 7169 7170 // reader 7171 synchronized (mPackages) { 7172 final Iterator<PackageParser.Package> i = mPackages.values().iterator(); 7173 final int userId = UserHandle.getCallingUserId(); 7174 while (i.hasNext()) { 7175 final PackageParser.Package p = i.next(); 7176 if (p.applicationInfo == null) continue; 7177 7178 final boolean matchesUnaware = ((flags & MATCH_DIRECT_BOOT_UNAWARE) != 0) 7179 && !p.applicationInfo.isDirectBootAware(); 7180 final boolean matchesAware = ((flags & MATCH_DIRECT_BOOT_AWARE) != 0) 7181 && p.applicationInfo.isDirectBootAware(); 7182 7183 if ((p.applicationInfo.flags & ApplicationInfo.FLAG_PERSISTENT) != 0 7184 && (!mSafeMode || isSystemApp(p)) 7185 && (matchesUnaware || matchesAware)) { 7186 PackageSetting ps = mSettings.mPackages.get(p.packageName); 7187 if (ps != null) { 7188 ApplicationInfo ai = PackageParser.generateApplicationInfo(p, flags, 7189 ps.readUserState(userId), userId); 7190 if (ai != null) { 7191 finalList.add(ai); 7192 } 7193 } 7194 } 7195 } 7196 } 7197 7198 return finalList; 7199 } 7200 7201 @Override 7202 public ProviderInfo resolveContentProvider(String name, int flags, int userId) { 7203 if (!sUserManager.exists(userId)) return null; 7204 flags = updateFlagsForComponent(flags, userId, name); 7205 // reader 7206 synchronized (mPackages) { 7207 final PackageParser.Provider provider = mProvidersByAuthority.get(name); 7208 PackageSetting ps = provider != null 7209 ? mSettings.mPackages.get(provider.owner.packageName) 7210 : null; 7211 return ps != null 7212 && mSettings.isEnabledAndMatchLPr(provider.info, flags, userId) 7213 ? PackageParser.generateProviderInfo(provider, flags, 7214 ps.readUserState(userId), userId) 7215 : null; 7216 } 7217 } 7218 7219 /** 7220 * @deprecated 7221 */ 7222 @Deprecated 7223 public void querySyncProviders(List<String> outNames, List<ProviderInfo> outInfo) { 7224 // reader 7225 synchronized (mPackages) { 7226 final Iterator<Map.Entry<String, PackageParser.Provider>> i = mProvidersByAuthority 7227 .entrySet().iterator(); 7228 final int userId = UserHandle.getCallingUserId(); 7229 while (i.hasNext()) { 7230 Map.Entry<String, PackageParser.Provider> entry = i.next(); 7231 PackageParser.Provider p = entry.getValue(); 7232 PackageSetting ps = mSettings.mPackages.get(p.owner.packageName); 7233 7234 if (ps != null && p.syncable 7235 && (!mSafeMode || (p.info.applicationInfo.flags 7236 &ApplicationInfo.FLAG_SYSTEM) != 0)) { 7237 ProviderInfo info = PackageParser.generateProviderInfo(p, 0, 7238 ps.readUserState(userId), userId); 7239 if (info != null) { 7240 outNames.add(entry.getKey()); 7241 outInfo.add(info); 7242 } 7243 } 7244 } 7245 } 7246 } 7247 7248 @Override 7249 public @NonNull ParceledListSlice<ProviderInfo> queryContentProviders(String processName, 7250 int uid, int flags) { 7251 final int userId = processName != null ? UserHandle.getUserId(uid) 7252 : UserHandle.getCallingUserId(); 7253 if (!sUserManager.exists(userId)) return ParceledListSlice.emptyList(); 7254 flags = updateFlagsForComponent(flags, userId, processName); 7255 7256 ArrayList<ProviderInfo> finalList = null; 7257 // reader 7258 synchronized (mPackages) { 7259 final Iterator<PackageParser.Provider> i = mProviders.mProviders.values().iterator(); 7260 while (i.hasNext()) { 7261 final PackageParser.Provider p = i.next(); 7262 PackageSetting ps = mSettings.mPackages.get(p.owner.packageName); 7263 if (ps != null && p.info.authority != null 7264 && (processName == null 7265 || (p.info.processName.equals(processName) 7266 && UserHandle.isSameApp(p.info.applicationInfo.uid, uid))) 7267 && mSettings.isEnabledAndMatchLPr(p.info, flags, userId)) { 7268 if (finalList == null) { 7269 finalList = new ArrayList<ProviderInfo>(3); 7270 } 7271 ProviderInfo info = PackageParser.generateProviderInfo(p, flags, 7272 ps.readUserState(userId), userId); 7273 if (info != null) { 7274 finalList.add(info); 7275 } 7276 } 7277 } 7278 } 7279 7280 if (finalList != null) { 7281 Collections.sort(finalList, mProviderInitOrderSorter); 7282 return new ParceledListSlice<ProviderInfo>(finalList); 7283 } 7284 7285 return ParceledListSlice.emptyList(); 7286 } 7287 7288 @Override 7289 public InstrumentationInfo getInstrumentationInfo(ComponentName name, int flags) { 7290 // reader 7291 synchronized (mPackages) { 7292 final PackageParser.Instrumentation i = mInstrumentation.get(name); 7293 return PackageParser.generateInstrumentationInfo(i, flags); 7294 } 7295 } 7296 7297 @Override 7298 public @NonNull ParceledListSlice<InstrumentationInfo> queryInstrumentation( 7299 String targetPackage, int flags) { 7300 return new ParceledListSlice<>(queryInstrumentationInternal(targetPackage, flags)); 7301 } 7302 7303 private @NonNull List<InstrumentationInfo> queryInstrumentationInternal(String targetPackage, 7304 int flags) { 7305 ArrayList<InstrumentationInfo> finalList = new ArrayList<InstrumentationInfo>(); 7306 7307 // reader 7308 synchronized (mPackages) { 7309 final Iterator<PackageParser.Instrumentation> i = mInstrumentation.values().iterator(); 7310 while (i.hasNext()) { 7311 final PackageParser.Instrumentation p = i.next(); 7312 if (targetPackage == null 7313 || targetPackage.equals(p.info.targetPackage)) { 7314 InstrumentationInfo ii = PackageParser.generateInstrumentationInfo(p, 7315 flags); 7316 if (ii != null) { 7317 finalList.add(ii); 7318 } 7319 } 7320 } 7321 } 7322 7323 return finalList; 7324 } 7325 7326 private void createIdmapsForPackageLI(PackageParser.Package pkg) { 7327 ArrayMap<String, PackageParser.Package> overlays = mOverlays.get(pkg.packageName); 7328 if (overlays == null) { 7329 Slog.w(TAG, "Unable to create idmap for " + pkg.packageName + ": no overlay packages"); 7330 return; 7331 } 7332 for (PackageParser.Package opkg : overlays.values()) { 7333 // Not much to do if idmap fails: we already logged the error 7334 // and we certainly don't want to abort installation of pkg simply 7335 // because an overlay didn't fit properly. For these reasons, 7336 // ignore the return value of createIdmapForPackagePairLI. 7337 createIdmapForPackagePairLI(pkg, opkg); 7338 } 7339 } 7340 7341 private boolean createIdmapForPackagePairLI(PackageParser.Package pkg, 7342 PackageParser.Package opkg) { 7343 if (!opkg.mTrustedOverlay) { 7344 Slog.w(TAG, "Skipping target and overlay pair " + pkg.baseCodePath + " and " + 7345 opkg.baseCodePath + ": overlay not trusted"); 7346 return false; 7347 } 7348 ArrayMap<String, PackageParser.Package> overlaySet = mOverlays.get(pkg.packageName); 7349 if (overlaySet == null) { 7350 Slog.e(TAG, "was about to create idmap for " + pkg.baseCodePath + " and " + 7351 opkg.baseCodePath + " but target package has no known overlays"); 7352 return false; 7353 } 7354 final int sharedGid = UserHandle.getSharedAppGid(pkg.applicationInfo.uid); 7355 // TODO: generate idmap for split APKs 7356 try { 7357 mInstaller.idmap(pkg.baseCodePath, opkg.baseCodePath, sharedGid); 7358 } catch (InstallerException e) { 7359 Slog.e(TAG, "Failed to generate idmap for " + pkg.baseCodePath + " and " 7360 + opkg.baseCodePath); 7361 return false; 7362 } 7363 PackageParser.Package[] overlayArray = 7364 overlaySet.values().toArray(new PackageParser.Package[0]); 7365 Comparator<PackageParser.Package> cmp = new Comparator<PackageParser.Package>() { 7366 public int compare(PackageParser.Package p1, PackageParser.Package p2) { 7367 return p1.mOverlayPriority - p2.mOverlayPriority; 7368 } 7369 }; 7370 Arrays.sort(overlayArray, cmp); 7371 7372 pkg.applicationInfo.resourceDirs = new String[overlayArray.length]; 7373 int i = 0; 7374 for (PackageParser.Package p : overlayArray) { 7375 pkg.applicationInfo.resourceDirs[i++] = p.baseCodePath; 7376 } 7377 return true; 7378 } 7379 7380 private void scanDirTracedLI(File dir, final int parseFlags, int scanFlags, long currentTime) { 7381 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "scanDir [" + dir.getAbsolutePath() + "]"); 7382 try { 7383 scanDirLI(dir, parseFlags, scanFlags, currentTime); 7384 } finally { 7385 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 7386 } 7387 } 7388 7389 private void scanDirLI(File dir, int parseFlags, int scanFlags, long currentTime) { 7390 final File[] files = dir.listFiles(); 7391 if (ArrayUtils.isEmpty(files)) { 7392 Log.d(TAG, "No files in app dir " + dir); 7393 return; 7394 } 7395 7396 if (DEBUG_PACKAGE_SCANNING) { 7397 Log.d(TAG, "Scanning app dir " + dir + " scanFlags=" + scanFlags 7398 + " flags=0x" + Integer.toHexString(parseFlags)); 7399 } 7400 ParallelPackageParser parallelPackageParser = new ParallelPackageParser( 7401 mSeparateProcesses, mOnlyCore, mMetrics, mCacheDir); 7402 7403 // Submit files for parsing in parallel 7404 int fileCount = 0; 7405 for (File file : files) { 7406 final boolean isPackage = (isApkFile(file) || file.isDirectory()) 7407 && !PackageInstallerService.isStageName(file.getName()); 7408 if (!isPackage) { 7409 // Ignore entries which are not packages 7410 continue; 7411 } 7412 parallelPackageParser.submit(file, parseFlags); 7413 fileCount++; 7414 } 7415 7416 // Process results one by one 7417 for (; fileCount > 0; fileCount--) { 7418 ParallelPackageParser.ParseResult parseResult = parallelPackageParser.take(); 7419 Throwable throwable = parseResult.throwable; 7420 int errorCode = PackageManager.INSTALL_SUCCEEDED; 7421 7422 if (throwable == null) { 7423 // Static shared libraries have synthetic package names 7424 if (parseResult.pkg.applicationInfo.isStaticSharedLibrary()) { 7425 renameStaticSharedLibraryPackage(parseResult.pkg); 7426 } 7427 try { 7428 if (errorCode == PackageManager.INSTALL_SUCCEEDED) { 7429 scanPackageLI(parseResult.pkg, parseResult.scanFile, parseFlags, scanFlags, 7430 currentTime, null); 7431 } 7432 } catch (PackageManagerException e) { 7433 errorCode = e.error; 7434 Slog.w(TAG, "Failed to scan " + parseResult.scanFile + ": " + e.getMessage()); 7435 } 7436 } else if (throwable instanceof PackageParser.PackageParserException) { 7437 PackageParser.PackageParserException e = (PackageParser.PackageParserException) 7438 throwable; 7439 errorCode = e.error; 7440 Slog.w(TAG, "Failed to parse " + parseResult.scanFile + ": " + e.getMessage()); 7441 } else { 7442 throw new IllegalStateException("Unexpected exception occurred while parsing " 7443 + parseResult.scanFile, throwable); 7444 } 7445 7446 // Delete invalid userdata apps 7447 if ((parseFlags & PackageParser.PARSE_IS_SYSTEM) == 0 && 7448 errorCode == PackageManager.INSTALL_FAILED_INVALID_APK) { 7449 logCriticalInfo(Log.WARN, 7450 "Deleting invalid package at " + parseResult.scanFile); 7451 removeCodePathLI(parseResult.scanFile); 7452 } 7453 } 7454 parallelPackageParser.close(); 7455 } 7456 7457 private static File getSettingsProblemFile() { 7458 File dataDir = Environment.getDataDirectory(); 7459 File systemDir = new File(dataDir, "system"); 7460 File fname = new File(systemDir, "uiderrors.txt"); 7461 return fname; 7462 } 7463 7464 static void reportSettingsProblem(int priority, String msg) { 7465 logCriticalInfo(priority, msg); 7466 } 7467 7468 static void logCriticalInfo(int priority, String msg) { 7469 Slog.println(priority, TAG, msg); 7470 EventLogTags.writePmCriticalInfo(msg); 7471 try { 7472 File fname = getSettingsProblemFile(); 7473 FileOutputStream out = new FileOutputStream(fname, true); 7474 PrintWriter pw = new FastPrintWriter(out); 7475 SimpleDateFormat formatter = new SimpleDateFormat(); 7476 String dateString = formatter.format(new Date(System.currentTimeMillis())); 7477 pw.println(dateString + ": " + msg); 7478 pw.close(); 7479 FileUtils.setPermissions( 7480 fname.toString(), 7481 FileUtils.S_IRWXU|FileUtils.S_IRWXG|FileUtils.S_IROTH, 7482 -1, -1); 7483 } catch (java.io.IOException e) { 7484 } 7485 } 7486 7487 private long getLastModifiedTime(PackageParser.Package pkg, File srcFile) { 7488 if (srcFile.isDirectory()) { 7489 final File baseFile = new File(pkg.baseCodePath); 7490 long maxModifiedTime = baseFile.lastModified(); 7491 if (pkg.splitCodePaths != null) { 7492 for (int i = pkg.splitCodePaths.length - 1; i >=0; --i) { 7493 final File splitFile = new File(pkg.splitCodePaths[i]); 7494 maxModifiedTime = Math.max(maxModifiedTime, splitFile.lastModified()); 7495 } 7496 } 7497 return maxModifiedTime; 7498 } 7499 return srcFile.lastModified(); 7500 } 7501 7502 private void collectCertificatesLI(PackageSetting ps, PackageParser.Package pkg, File srcFile, 7503 final int policyFlags) throws PackageManagerException { 7504 // When upgrading from pre-N MR1, verify the package time stamp using the package 7505 // directory and not the APK file. 7506 final long lastModifiedTime = mIsPreNMR1Upgrade 7507 ? new File(pkg.codePath).lastModified() : getLastModifiedTime(pkg, srcFile); 7508 if (ps != null 7509 && ps.codePath.equals(srcFile) 7510 && ps.timeStamp == lastModifiedTime 7511 && !isCompatSignatureUpdateNeeded(pkg) 7512 && !isRecoverSignatureUpdateNeeded(pkg)) { 7513 long mSigningKeySetId = ps.keySetData.getProperSigningKeySet(); 7514 KeySetManagerService ksms = mSettings.mKeySetManagerService; 7515 ArraySet<PublicKey> signingKs; 7516 synchronized (mPackages) { 7517 signingKs = ksms.getPublicKeysFromKeySetLPr(mSigningKeySetId); 7518 } 7519 if (ps.signatures.mSignatures != null 7520 && ps.signatures.mSignatures.length != 0 7521 && signingKs != null) { 7522 // Optimization: reuse the existing cached certificates 7523 // if the package appears to be unchanged. 7524 pkg.mSignatures = ps.signatures.mSignatures; 7525 pkg.mSigningKeys = signingKs; 7526 return; 7527 } 7528 7529 Slog.w(TAG, "PackageSetting for " + ps.name 7530 + " is missing signatures. Collecting certs again to recover them."); 7531 } else { 7532 Slog.i(TAG, srcFile.toString() + " changed; collecting certs"); 7533 } 7534 7535 try { 7536 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "collectCertificates"); 7537 PackageParser.collectCertificates(pkg, policyFlags); 7538 } catch (PackageParserException e) { 7539 throw PackageManagerException.from(e); 7540 } finally { 7541 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 7542 } 7543 } 7544 7545 /** 7546 * Traces a package scan. 7547 * @see #scanPackageLI(File, int, int, long, UserHandle) 7548 */ 7549 private PackageParser.Package scanPackageTracedLI(File scanFile, final int parseFlags, 7550 int scanFlags, long currentTime, UserHandle user) throws PackageManagerException { 7551 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "scanPackage [" + scanFile.toString() + "]"); 7552 try { 7553 return scanPackageLI(scanFile, parseFlags, scanFlags, currentTime, user); 7554 } finally { 7555 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 7556 } 7557 } 7558 7559 /** 7560 * Scans a package and returns the newly parsed package. 7561 * Returns {@code null} in case of errors and the error code is stored in mLastScanError 7562 */ 7563 private PackageParser.Package scanPackageLI(File scanFile, int parseFlags, int scanFlags, 7564 long currentTime, UserHandle user) throws PackageManagerException { 7565 if (DEBUG_INSTALL) Slog.d(TAG, "Parsing: " + scanFile); 7566 PackageParser pp = new PackageParser(); 7567 pp.setSeparateProcesses(mSeparateProcesses); 7568 pp.setOnlyCoreApps(mOnlyCore); 7569 pp.setDisplayMetrics(mMetrics); 7570 7571 if ((scanFlags & SCAN_TRUSTED_OVERLAY) != 0) { 7572 parseFlags |= PackageParser.PARSE_TRUSTED_OVERLAY; 7573 } 7574 7575 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "parsePackage"); 7576 final PackageParser.Package pkg; 7577 try { 7578 pkg = pp.parsePackage(scanFile, parseFlags); 7579 } catch (PackageParserException e) { 7580 throw PackageManagerException.from(e); 7581 } finally { 7582 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 7583 } 7584 7585 // Static shared libraries have synthetic package names 7586 if (pkg.applicationInfo.isStaticSharedLibrary()) { 7587 renameStaticSharedLibraryPackage(pkg); 7588 } 7589 7590 return scanPackageLI(pkg, scanFile, parseFlags, scanFlags, currentTime, user); 7591 } 7592 7593 /** 7594 * Scans a package and returns the newly parsed package. 7595 * @throws PackageManagerException on a parse error. 7596 */ 7597 private PackageParser.Package scanPackageLI(PackageParser.Package pkg, File scanFile, 7598 final int policyFlags, int scanFlags, long currentTime, UserHandle user) 7599 throws PackageManagerException { 7600 // If the package has children and this is the first dive in the function 7601 // we scan the package with the SCAN_CHECK_ONLY flag set to see whether all 7602 // packages (parent and children) would be successfully scanned before the 7603 // actual scan since scanning mutates internal state and we want to atomically 7604 // install the package and its children. 7605 if ((scanFlags & SCAN_CHECK_ONLY) == 0) { 7606 if (pkg.childPackages != null && pkg.childPackages.size() > 0) { 7607 scanFlags |= SCAN_CHECK_ONLY; 7608 } 7609 } else { 7610 scanFlags &= ~SCAN_CHECK_ONLY; 7611 } 7612 7613 // Scan the parent 7614 PackageParser.Package scannedPkg = scanPackageInternalLI(pkg, scanFile, policyFlags, 7615 scanFlags, currentTime, user); 7616 7617 // Scan the children 7618 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 7619 for (int i = 0; i < childCount; i++) { 7620 PackageParser.Package childPackage = pkg.childPackages.get(i); 7621 scanPackageInternalLI(childPackage, scanFile, policyFlags, scanFlags, 7622 currentTime, user); 7623 } 7624 7625 7626 if ((scanFlags & SCAN_CHECK_ONLY) != 0) { 7627 return scanPackageLI(pkg, scanFile, policyFlags, scanFlags, currentTime, user); 7628 } 7629 7630 return scannedPkg; 7631 } 7632 7633 /** 7634 * Scans a package and returns the newly parsed package. 7635 * @throws PackageManagerException on a parse error. 7636 */ 7637 private PackageParser.Package scanPackageInternalLI(PackageParser.Package pkg, File scanFile, 7638 int policyFlags, int scanFlags, long currentTime, UserHandle user) 7639 throws PackageManagerException { 7640 PackageSetting ps = null; 7641 PackageSetting updatedPkg; 7642 // reader 7643 synchronized (mPackages) { 7644 // Look to see if we already know about this package. 7645 String oldName = mSettings.getRenamedPackageLPr(pkg.packageName); 7646 if (pkg.mOriginalPackages != null && pkg.mOriginalPackages.contains(oldName)) { 7647 // This package has been renamed to its original name. Let's 7648 // use that. 7649 ps = mSettings.getPackageLPr(oldName); 7650 } 7651 // If there was no original package, see one for the real package name. 7652 if (ps == null) { 7653 ps = mSettings.getPackageLPr(pkg.packageName); 7654 } 7655 // Check to see if this package could be hiding/updating a system 7656 // package. Must look for it either under the original or real 7657 // package name depending on our state. 7658 updatedPkg = mSettings.getDisabledSystemPkgLPr(ps != null ? ps.name : pkg.packageName); 7659 if (DEBUG_INSTALL && updatedPkg != null) Slog.d(TAG, "updatedPkg = " + updatedPkg); 7660 7661 // If this is a package we don't know about on the system partition, we 7662 // may need to remove disabled child packages on the system partition 7663 // or may need to not add child packages if the parent apk is updated 7664 // on the data partition and no longer defines this child package. 7665 if ((policyFlags & PackageParser.PARSE_IS_SYSTEM) != 0) { 7666 // If this is a parent package for an updated system app and this system 7667 // app got an OTA update which no longer defines some of the child packages 7668 // we have to prune them from the disabled system packages. 7669 PackageSetting disabledPs = mSettings.getDisabledSystemPkgLPr(pkg.packageName); 7670 if (disabledPs != null) { 7671 final int scannedChildCount = (pkg.childPackages != null) 7672 ? pkg.childPackages.size() : 0; 7673 final int disabledChildCount = disabledPs.childPackageNames != null 7674 ? disabledPs.childPackageNames.size() : 0; 7675 for (int i = 0; i < disabledChildCount; i++) { 7676 String disabledChildPackageName = disabledPs.childPackageNames.get(i); 7677 boolean disabledPackageAvailable = false; 7678 for (int j = 0; j < scannedChildCount; j++) { 7679 PackageParser.Package childPkg = pkg.childPackages.get(j); 7680 if (childPkg.packageName.equals(disabledChildPackageName)) { 7681 disabledPackageAvailable = true; 7682 break; 7683 } 7684 } 7685 if (!disabledPackageAvailable) { 7686 mSettings.removeDisabledSystemPackageLPw(disabledChildPackageName); 7687 } 7688 } 7689 } 7690 } 7691 } 7692 7693 boolean updatedPkgBetter = false; 7694 // First check if this is a system package that may involve an update 7695 if (updatedPkg != null && (policyFlags & PackageParser.PARSE_IS_SYSTEM) != 0) { 7696 // If new package is not located in "/system/priv-app" (e.g. due to an OTA), 7697 // it needs to drop FLAG_PRIVILEGED. 7698 if (locationIsPrivileged(scanFile)) { 7699 updatedPkg.pkgPrivateFlags |= ApplicationInfo.PRIVATE_FLAG_PRIVILEGED; 7700 } else { 7701 updatedPkg.pkgPrivateFlags &= ~ApplicationInfo.PRIVATE_FLAG_PRIVILEGED; 7702 } 7703 7704 if (ps != null && !ps.codePath.equals(scanFile)) { 7705 // The path has changed from what was last scanned... check the 7706 // version of the new path against what we have stored to determine 7707 // what to do. 7708 if (DEBUG_INSTALL) Slog.d(TAG, "Path changing from " + ps.codePath); 7709 if (pkg.mVersionCode <= ps.versionCode) { 7710 // The system package has been updated and the code path does not match 7711 // Ignore entry. Skip it. 7712 if (DEBUG_INSTALL) Slog.i(TAG, "Package " + ps.name + " at " + scanFile 7713 + " ignored: updated version " + ps.versionCode 7714 + " better than this " + pkg.mVersionCode); 7715 if (!updatedPkg.codePath.equals(scanFile)) { 7716 Slog.w(PackageManagerService.TAG, "Code path for hidden system pkg " 7717 + ps.name + " changing from " + updatedPkg.codePathString 7718 + " to " + scanFile); 7719 updatedPkg.codePath = scanFile; 7720 updatedPkg.codePathString = scanFile.toString(); 7721 updatedPkg.resourcePath = scanFile; 7722 updatedPkg.resourcePathString = scanFile.toString(); 7723 } 7724 updatedPkg.pkg = pkg; 7725 updatedPkg.versionCode = pkg.mVersionCode; 7726 7727 // Update the disabled system child packages to point to the package too. 7728 final int childCount = updatedPkg.childPackageNames != null 7729 ? updatedPkg.childPackageNames.size() : 0; 7730 for (int i = 0; i < childCount; i++) { 7731 String childPackageName = updatedPkg.childPackageNames.get(i); 7732 PackageSetting updatedChildPkg = mSettings.getDisabledSystemPkgLPr( 7733 childPackageName); 7734 if (updatedChildPkg != null) { 7735 updatedChildPkg.pkg = pkg; 7736 updatedChildPkg.versionCode = pkg.mVersionCode; 7737 } 7738 } 7739 7740 throw new PackageManagerException(Log.WARN, "Package " + ps.name + " at " 7741 + scanFile + " ignored: updated version " + ps.versionCode 7742 + " better than this " + pkg.mVersionCode); 7743 } else { 7744 // The current app on the system partition is better than 7745 // what we have updated to on the data partition; switch 7746 // back to the system partition version. 7747 // At this point, its safely assumed that package installation for 7748 // apps in system partition will go through. If not there won't be a working 7749 // version of the app 7750 // writer 7751 synchronized (mPackages) { 7752 // Just remove the loaded entries from package lists. 7753 mPackages.remove(ps.name); 7754 } 7755 7756 logCriticalInfo(Log.WARN, "Package " + ps.name + " at " + scanFile 7757 + " reverting from " + ps.codePathString 7758 + ": new version " + pkg.mVersionCode 7759 + " better than installed " + ps.versionCode); 7760 7761 InstallArgs args = createInstallArgsForExisting(packageFlagsToInstallFlags(ps), 7762 ps.codePathString, ps.resourcePathString, getAppDexInstructionSets(ps)); 7763 synchronized (mInstallLock) { 7764 args.cleanUpResourcesLI(); 7765 } 7766 synchronized (mPackages) { 7767 mSettings.enableSystemPackageLPw(ps.name); 7768 } 7769 updatedPkgBetter = true; 7770 } 7771 } 7772 } 7773 7774 if (updatedPkg != null) { 7775 // An updated system app will not have the PARSE_IS_SYSTEM flag set 7776 // initially 7777 policyFlags |= PackageParser.PARSE_IS_SYSTEM; 7778 7779 // An updated privileged app will not have the PARSE_IS_PRIVILEGED 7780 // flag set initially 7781 if ((updatedPkg.pkgPrivateFlags & ApplicationInfo.PRIVATE_FLAG_PRIVILEGED) != 0) { 7782 policyFlags |= PackageParser.PARSE_IS_PRIVILEGED; 7783 } 7784 } 7785 7786 // Verify certificates against what was last scanned 7787 collectCertificatesLI(ps, pkg, scanFile, policyFlags); 7788 7789 /* 7790 * A new system app appeared, but we already had a non-system one of the 7791 * same name installed earlier. 7792 */ 7793 boolean shouldHideSystemApp = false; 7794 if (updatedPkg == null && ps != null 7795 && (policyFlags & PackageParser.PARSE_IS_SYSTEM_DIR) != 0 && !isSystemApp(ps)) { 7796 /* 7797 * Check to make sure the signatures match first. If they don't, 7798 * wipe the installed application and its data. 7799 */ 7800 if (compareSignatures(ps.signatures.mSignatures, pkg.mSignatures) 7801 != PackageManager.SIGNATURE_MATCH) { 7802 logCriticalInfo(Log.WARN, "Package " + ps.name + " appeared on system, but" 7803 + " signatures don't match existing userdata copy; removing"); 7804 try (PackageFreezer freezer = freezePackage(pkg.packageName, 7805 "scanPackageInternalLI")) { 7806 deletePackageLIF(pkg.packageName, null, true, null, 0, null, false, null); 7807 } 7808 ps = null; 7809 } else { 7810 /* 7811 * If the newly-added system app is an older version than the 7812 * already installed version, hide it. It will be scanned later 7813 * and re-added like an update. 7814 */ 7815 if (pkg.mVersionCode <= ps.versionCode) { 7816 shouldHideSystemApp = true; 7817 logCriticalInfo(Log.INFO, "Package " + ps.name + " appeared at " + scanFile 7818 + " but new version " + pkg.mVersionCode + " better than installed " 7819 + ps.versionCode + "; hiding system"); 7820 } else { 7821 /* 7822 * The newly found system app is a newer version that the 7823 * one previously installed. Simply remove the 7824 * already-installed application and replace it with our own 7825 * while keeping the application data. 7826 */ 7827 logCriticalInfo(Log.WARN, "Package " + ps.name + " at " + scanFile 7828 + " reverting from " + ps.codePathString + ": new version " 7829 + pkg.mVersionCode + " better than installed " + ps.versionCode); 7830 InstallArgs args = createInstallArgsForExisting(packageFlagsToInstallFlags(ps), 7831 ps.codePathString, ps.resourcePathString, getAppDexInstructionSets(ps)); 7832 synchronized (mInstallLock) { 7833 args.cleanUpResourcesLI(); 7834 } 7835 } 7836 } 7837 } 7838 7839 // The apk is forward locked (not public) if its code and resources 7840 // are kept in different files. (except for app in either system or 7841 // vendor path). 7842 // TODO grab this value from PackageSettings 7843 if ((policyFlags & PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 7844 if (ps != null && !ps.codePath.equals(ps.resourcePath)) { 7845 policyFlags |= PackageParser.PARSE_FORWARD_LOCK; 7846 } 7847 } 7848 7849 // TODO: extend to support forward-locked splits 7850 String resourcePath = null; 7851 String baseResourcePath = null; 7852 if ((policyFlags & PackageParser.PARSE_FORWARD_LOCK) != 0 && !updatedPkgBetter) { 7853 if (ps != null && ps.resourcePathString != null) { 7854 resourcePath = ps.resourcePathString; 7855 baseResourcePath = ps.resourcePathString; 7856 } else { 7857 // Should not happen at all. Just log an error. 7858 Slog.e(TAG, "Resource path not set for package " + pkg.packageName); 7859 } 7860 } else { 7861 resourcePath = pkg.codePath; 7862 baseResourcePath = pkg.baseCodePath; 7863 } 7864 7865 // Set application objects path explicitly. 7866 pkg.setApplicationVolumeUuid(pkg.volumeUuid); 7867 pkg.setApplicationInfoCodePath(pkg.codePath); 7868 pkg.setApplicationInfoBaseCodePath(pkg.baseCodePath); 7869 pkg.setApplicationInfoSplitCodePaths(pkg.splitCodePaths); 7870 pkg.setApplicationInfoResourcePath(resourcePath); 7871 pkg.setApplicationInfoBaseResourcePath(baseResourcePath); 7872 pkg.setApplicationInfoSplitResourcePaths(pkg.splitCodePaths); 7873 7874 // Note that we invoke the following method only if we are about to unpack an application 7875 PackageParser.Package scannedPkg = scanPackageLI(pkg, policyFlags, scanFlags 7876 | SCAN_UPDATE_SIGNATURE, currentTime, user); 7877 7878 /* 7879 * If the system app should be overridden by a previously installed 7880 * data, hide the system app now and let the /data/app scan pick it up 7881 * again. 7882 */ 7883 if (shouldHideSystemApp) { 7884 synchronized (mPackages) { 7885 mSettings.disableSystemPackageLPw(pkg.packageName, true); 7886 } 7887 } 7888 7889 return scannedPkg; 7890 } 7891 7892 private void renameStaticSharedLibraryPackage(PackageParser.Package pkg) { 7893 // Derive the new package synthetic package name 7894 pkg.setPackageName(pkg.packageName + STATIC_SHARED_LIB_DELIMITER 7895 + pkg.staticSharedLibVersion); 7896 } 7897 7898 private static String fixProcessName(String defProcessName, 7899 String processName) { 7900 if (processName == null) { 7901 return defProcessName; 7902 } 7903 return processName; 7904 } 7905 7906 private void verifySignaturesLP(PackageSetting pkgSetting, PackageParser.Package pkg) 7907 throws PackageManagerException { 7908 if (pkgSetting.signatures.mSignatures != null) { 7909 // Already existing package. Make sure signatures match 7910 boolean match = compareSignatures(pkgSetting.signatures.mSignatures, pkg.mSignatures) 7911 == PackageManager.SIGNATURE_MATCH; 7912 if (!match) { 7913 match = compareSignaturesCompat(pkgSetting.signatures, pkg) 7914 == PackageManager.SIGNATURE_MATCH; 7915 } 7916 if (!match) { 7917 match = compareSignaturesRecover(pkgSetting.signatures, pkg) 7918 == PackageManager.SIGNATURE_MATCH; 7919 } 7920 if (!match) { 7921 throw new PackageManagerException(INSTALL_FAILED_UPDATE_INCOMPATIBLE, "Package " 7922 + pkg.packageName + " signatures do not match the " 7923 + "previously installed version; ignoring!"); 7924 } 7925 } 7926 7927 // Check for shared user signatures 7928 if (pkgSetting.sharedUser != null && pkgSetting.sharedUser.signatures.mSignatures != null) { 7929 // Already existing package. Make sure signatures match 7930 boolean match = compareSignatures(pkgSetting.sharedUser.signatures.mSignatures, 7931 pkg.mSignatures) == PackageManager.SIGNATURE_MATCH; 7932 if (!match) { 7933 match = compareSignaturesCompat(pkgSetting.sharedUser.signatures, pkg) 7934 == PackageManager.SIGNATURE_MATCH; 7935 } 7936 if (!match) { 7937 match = compareSignaturesRecover(pkgSetting.sharedUser.signatures, pkg) 7938 == PackageManager.SIGNATURE_MATCH; 7939 } 7940 if (!match) { 7941 throw new PackageManagerException(INSTALL_FAILED_SHARED_USER_INCOMPATIBLE, 7942 "Package " + pkg.packageName 7943 + " has no signatures that match those in shared user " 7944 + pkgSetting.sharedUser.name + "; ignoring!"); 7945 } 7946 } 7947 } 7948 7949 /** 7950 * Enforces that only the system UID or root's UID can call a method exposed 7951 * via Binder. 7952 * 7953 * @param message used as message if SecurityException is thrown 7954 * @throws SecurityException if the caller is not system or root 7955 */ 7956 private static final void enforceSystemOrRoot(String message) { 7957 final int uid = Binder.getCallingUid(); 7958 if (uid != Process.SYSTEM_UID && uid != 0) { 7959 throw new SecurityException(message); 7960 } 7961 } 7962 7963 @Override 7964 public void performFstrimIfNeeded() { 7965 enforceSystemOrRoot("Only the system can request fstrim"); 7966 7967 // Before everything else, see whether we need to fstrim. 7968 try { 7969 IStorageManager sm = PackageHelper.getStorageManager(); 7970 if (sm != null) { 7971 boolean doTrim = false; 7972 final long interval = android.provider.Settings.Global.getLong( 7973 mContext.getContentResolver(), 7974 android.provider.Settings.Global.FSTRIM_MANDATORY_INTERVAL, 7975 DEFAULT_MANDATORY_FSTRIM_INTERVAL); 7976 if (interval > 0) { 7977 final long timeSinceLast = System.currentTimeMillis() - sm.lastMaintenance(); 7978 if (timeSinceLast > interval) { 7979 doTrim = true; 7980 Slog.w(TAG, "No disk maintenance in " + timeSinceLast 7981 + "; running immediately"); 7982 } 7983 } 7984 if (doTrim) { 7985 final boolean dexOptDialogShown; 7986 synchronized (mPackages) { 7987 dexOptDialogShown = mDexOptDialogShown; 7988 } 7989 if (!isFirstBoot() && dexOptDialogShown) { 7990 try { 7991 ActivityManager.getService().showBootMessage( 7992 mContext.getResources().getString( 7993 R.string.android_upgrading_fstrim), true); 7994 } catch (RemoteException e) { 7995 } 7996 } 7997 sm.runMaintenance(); 7998 } 7999 } else { 8000 Slog.e(TAG, "storageManager service unavailable!"); 8001 } 8002 } catch (RemoteException e) { 8003 // Can't happen; StorageManagerService is local 8004 } 8005 } 8006 8007 @Override 8008 public void updatePackagesIfNeeded() { 8009 enforceSystemOrRoot("Only the system can request package update"); 8010 8011 // We need to re-extract after an OTA. 8012 boolean causeUpgrade = isUpgrade(); 8013 8014 // First boot or factory reset. 8015 // Note: we also handle devices that are upgrading to N right now as if it is their 8016 // first boot, as they do not have profile data. 8017 boolean causeFirstBoot = isFirstBoot() || mIsPreNUpgrade; 8018 8019 // We need to re-extract after a pruned cache, as AoT-ed files will be out of date. 8020 boolean causePrunedCache = VMRuntime.didPruneDalvikCache(); 8021 8022 if (!causeUpgrade && !causeFirstBoot && !causePrunedCache) { 8023 return; 8024 } 8025 8026 List<PackageParser.Package> pkgs; 8027 synchronized (mPackages) { 8028 pkgs = PackageManagerServiceUtils.getPackagesForDexopt(mPackages.values(), this); 8029 } 8030 8031 final long startTime = System.nanoTime(); 8032 final int[] stats = performDexOptUpgrade(pkgs, mIsPreNUpgrade /* showDialog */, 8033 getCompilerFilterForReason(causeFirstBoot ? REASON_FIRST_BOOT : REASON_BOOT)); 8034 8035 final int elapsedTimeSeconds = 8036 (int) TimeUnit.NANOSECONDS.toSeconds(System.nanoTime() - startTime); 8037 8038 MetricsLogger.histogram(mContext, "opt_dialog_num_dexopted", stats[0]); 8039 MetricsLogger.histogram(mContext, "opt_dialog_num_skipped", stats[1]); 8040 MetricsLogger.histogram(mContext, "opt_dialog_num_failed", stats[2]); 8041 MetricsLogger.histogram(mContext, "opt_dialog_num_total", getOptimizablePackages().size()); 8042 MetricsLogger.histogram(mContext, "opt_dialog_time_s", elapsedTimeSeconds); 8043 } 8044 8045 /** 8046 * Performs dexopt on the set of packages in {@code packages} and returns an int array 8047 * containing statistics about the invocation. The array consists of three elements, 8048 * which are (in order) {@code numberOfPackagesOptimized}, {@code numberOfPackagesSkipped} 8049 * and {@code numberOfPackagesFailed}. 8050 */ 8051 private int[] performDexOptUpgrade(List<PackageParser.Package> pkgs, boolean showDialog, 8052 String compilerFilter) { 8053 8054 int numberOfPackagesVisited = 0; 8055 int numberOfPackagesOptimized = 0; 8056 int numberOfPackagesSkipped = 0; 8057 int numberOfPackagesFailed = 0; 8058 final int numberOfPackagesToDexopt = pkgs.size(); 8059 8060 for (PackageParser.Package pkg : pkgs) { 8061 numberOfPackagesVisited++; 8062 8063 if (!PackageDexOptimizer.canOptimizePackage(pkg)) { 8064 if (DEBUG_DEXOPT) { 8065 Log.i(TAG, "Skipping update of of non-optimizable app " + pkg.packageName); 8066 } 8067 numberOfPackagesSkipped++; 8068 continue; 8069 } 8070 8071 if (DEBUG_DEXOPT) { 8072 Log.i(TAG, "Updating app " + numberOfPackagesVisited + " of " + 8073 numberOfPackagesToDexopt + ": " + pkg.packageName); 8074 } 8075 8076 if (showDialog) { 8077 try { 8078 ActivityManager.getService().showBootMessage( 8079 mContext.getResources().getString(R.string.android_upgrading_apk, 8080 numberOfPackagesVisited, numberOfPackagesToDexopt), true); 8081 } catch (RemoteException e) { 8082 } 8083 synchronized (mPackages) { 8084 mDexOptDialogShown = true; 8085 } 8086 } 8087 8088 // If the OTA updates a system app which was previously preopted to a non-preopted state 8089 // the app might end up being verified at runtime. That's because by default the apps 8090 // are verify-profile but for preopted apps there's no profile. 8091 // Do a hacky check to ensure that if we have no profiles (a reasonable indication 8092 // that before the OTA the app was preopted) the app gets compiled with a non-profile 8093 // filter (by default interpret-only). 8094 // Note that at this stage unused apps are already filtered. 8095 if (isSystemApp(pkg) && 8096 DexFile.isProfileGuidedCompilerFilter(compilerFilter) && 8097 !Environment.getReferenceProfile(pkg.packageName).exists()) { 8098 compilerFilter = getNonProfileGuidedCompilerFilter(compilerFilter); 8099 } 8100 8101 // checkProfiles is false to avoid merging profiles during boot which 8102 // might interfere with background compilation (b/28612421). 8103 // Unfortunately this will also means that "pm.dexopt.boot=speed-profile" will 8104 // behave differently than "pm.dexopt.bg-dexopt=speed-profile" but that's a 8105 // trade-off worth doing to save boot time work. 8106 int dexOptStatus = performDexOptTraced(pkg.packageName, 8107 false /* checkProfiles */, 8108 compilerFilter, 8109 false /* force */); 8110 switch (dexOptStatus) { 8111 case PackageDexOptimizer.DEX_OPT_PERFORMED: 8112 numberOfPackagesOptimized++; 8113 break; 8114 case PackageDexOptimizer.DEX_OPT_SKIPPED: 8115 numberOfPackagesSkipped++; 8116 break; 8117 case PackageDexOptimizer.DEX_OPT_FAILED: 8118 numberOfPackagesFailed++; 8119 break; 8120 default: 8121 Log.e(TAG, "Unexpected dexopt return code " + dexOptStatus); 8122 break; 8123 } 8124 } 8125 8126 return new int[] { numberOfPackagesOptimized, numberOfPackagesSkipped, 8127 numberOfPackagesFailed }; 8128 } 8129 8130 @Override 8131 public void notifyPackageUse(String packageName, int reason) { 8132 synchronized (mPackages) { 8133 PackageParser.Package p = mPackages.get(packageName); 8134 if (p == null) { 8135 return; 8136 } 8137 p.mLastPackageUsageTimeInMills[reason] = System.currentTimeMillis(); 8138 } 8139 } 8140 8141 @Override 8142 public void notifyDexLoad(String loadingPackageName, List<String> dexPaths, String loaderIsa) { 8143 int userId = UserHandle.getCallingUserId(); 8144 ApplicationInfo ai = getApplicationInfo(loadingPackageName, /*flags*/ 0, userId); 8145 if (ai == null) { 8146 Slog.w(TAG, "Loading a package that does not exist for the calling user. package=" 8147 + loadingPackageName + ", user=" + userId); 8148 return; 8149 } 8150 mDexManager.notifyDexLoad(ai, dexPaths, loaderIsa, userId); 8151 } 8152 8153 // TODO: this is not used nor needed. Delete it. 8154 @Override 8155 public boolean performDexOptIfNeeded(String packageName) { 8156 int dexOptStatus = performDexOptTraced(packageName, 8157 false /* checkProfiles */, getFullCompilerFilter(), false /* force */); 8158 return dexOptStatus != PackageDexOptimizer.DEX_OPT_FAILED; 8159 } 8160 8161 @Override 8162 public boolean performDexOpt(String packageName, 8163 boolean checkProfiles, int compileReason, boolean force) { 8164 int dexOptStatus = performDexOptTraced(packageName, checkProfiles, 8165 getCompilerFilterForReason(compileReason), force); 8166 return dexOptStatus != PackageDexOptimizer.DEX_OPT_FAILED; 8167 } 8168 8169 @Override 8170 public boolean performDexOptMode(String packageName, 8171 boolean checkProfiles, String targetCompilerFilter, boolean force) { 8172 int dexOptStatus = performDexOptTraced(packageName, checkProfiles, 8173 targetCompilerFilter, force); 8174 return dexOptStatus != PackageDexOptimizer.DEX_OPT_FAILED; 8175 } 8176 8177 private int performDexOptTraced(String packageName, 8178 boolean checkProfiles, String targetCompilerFilter, boolean force) { 8179 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "dexopt"); 8180 try { 8181 return performDexOptInternal(packageName, checkProfiles, 8182 targetCompilerFilter, force); 8183 } finally { 8184 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 8185 } 8186 } 8187 8188 // Run dexopt on a given package. Returns true if dexopt did not fail, i.e. 8189 // if the package can now be considered up to date for the given filter. 8190 private int performDexOptInternal(String packageName, 8191 boolean checkProfiles, String targetCompilerFilter, boolean force) { 8192 PackageParser.Package p; 8193 synchronized (mPackages) { 8194 p = mPackages.get(packageName); 8195 if (p == null) { 8196 // Package could not be found. Report failure. 8197 return PackageDexOptimizer.DEX_OPT_FAILED; 8198 } 8199 mPackageUsage.maybeWriteAsync(mPackages); 8200 mCompilerStats.maybeWriteAsync(); 8201 } 8202 long callingId = Binder.clearCallingIdentity(); 8203 try { 8204 synchronized (mInstallLock) { 8205 return performDexOptInternalWithDependenciesLI(p, checkProfiles, 8206 targetCompilerFilter, force); 8207 } 8208 } finally { 8209 Binder.restoreCallingIdentity(callingId); 8210 } 8211 } 8212 8213 public ArraySet<String> getOptimizablePackages() { 8214 ArraySet<String> pkgs = new ArraySet<String>(); 8215 synchronized (mPackages) { 8216 for (PackageParser.Package p : mPackages.values()) { 8217 if (PackageDexOptimizer.canOptimizePackage(p)) { 8218 pkgs.add(p.packageName); 8219 } 8220 } 8221 } 8222 return pkgs; 8223 } 8224 8225 private int performDexOptInternalWithDependenciesLI(PackageParser.Package p, 8226 boolean checkProfiles, String targetCompilerFilter, 8227 boolean force) { 8228 // Select the dex optimizer based on the force parameter. 8229 // Note: The force option is rarely used (cmdline input for testing, mostly), so it's OK to 8230 // allocate an object here. 8231 PackageDexOptimizer pdo = force 8232 ? new PackageDexOptimizer.ForcedUpdatePackageDexOptimizer(mPackageDexOptimizer) 8233 : mPackageDexOptimizer; 8234 8235 // Optimize all dependencies first. Note: we ignore the return value and march on 8236 // on errors. 8237 Collection<PackageParser.Package> deps = findSharedNonSystemLibraries(p); 8238 final String[] instructionSets = getAppDexInstructionSets(p.applicationInfo); 8239 if (!deps.isEmpty()) { 8240 for (PackageParser.Package depPackage : deps) { 8241 // TODO: Analyze and investigate if we (should) profile libraries. 8242 // Currently this will do a full compilation of the library by default. 8243 pdo.performDexOpt(depPackage, null /* sharedLibraries */, instructionSets, 8244 false /* checkProfiles */, 8245 getCompilerFilterForReason(REASON_NON_SYSTEM_LIBRARY), 8246 getOrCreateCompilerPackageStats(depPackage)); 8247 } 8248 } 8249 return pdo.performDexOpt(p, p.usesLibraryFiles, instructionSets, checkProfiles, 8250 targetCompilerFilter, getOrCreateCompilerPackageStats(p)); 8251 } 8252 8253 // Performs dexopt on the used secondary dex files belonging to the given package. 8254 // Returns true if all dex files were process successfully (which could mean either dexopt or 8255 // skip). Returns false if any of the files caused errors. 8256 @Override 8257 public boolean performDexOptSecondary(String packageName, String compilerFilter, 8258 boolean force) { 8259 return mDexManager.dexoptSecondaryDex(packageName, compilerFilter, force); 8260 } 8261 8262 /** 8263 * Reconcile the information we have about the secondary dex files belonging to 8264 * {@code packagName} and the actual dex files. For all dex files that were 8265 * deleted, update the internal records and delete the generated oat files. 8266 */ 8267 @Override 8268 public void reconcileSecondaryDexFiles(String packageName) { 8269 mDexManager.reconcileSecondaryDexFiles(packageName); 8270 } 8271 8272 // TODO(calin): this is only needed for BackgroundDexOptService. Find a cleaner way to inject 8273 // a reference there. 8274 /*package*/ DexManager getDexManager() { 8275 return mDexManager; 8276 } 8277 8278 /** 8279 * Execute the background dexopt job immediately. 8280 */ 8281 @Override 8282 public boolean runBackgroundDexoptJob() { 8283 return BackgroundDexOptService.runIdleOptimizationsNow(this, mContext); 8284 } 8285 8286 List<PackageParser.Package> findSharedNonSystemLibraries(PackageParser.Package p) { 8287 if (p.usesLibraries != null || p.usesOptionalLibraries != null 8288 || p.usesStaticLibraries != null) { 8289 ArrayList<PackageParser.Package> retValue = new ArrayList<>(); 8290 Set<String> collectedNames = new HashSet<>(); 8291 findSharedNonSystemLibrariesRecursive(p, retValue, collectedNames); 8292 8293 retValue.remove(p); 8294 8295 return retValue; 8296 } else { 8297 return Collections.emptyList(); 8298 } 8299 } 8300 8301 private void findSharedNonSystemLibrariesRecursive(PackageParser.Package p, 8302 ArrayList<PackageParser.Package> collected, Set<String> collectedNames) { 8303 if (!collectedNames.contains(p.packageName)) { 8304 collectedNames.add(p.packageName); 8305 collected.add(p); 8306 8307 if (p.usesLibraries != null) { 8308 findSharedNonSystemLibrariesRecursive(p.usesLibraries, 8309 null, collected, collectedNames); 8310 } 8311 if (p.usesOptionalLibraries != null) { 8312 findSharedNonSystemLibrariesRecursive(p.usesOptionalLibraries, 8313 null, collected, collectedNames); 8314 } 8315 if (p.usesStaticLibraries != null) { 8316 findSharedNonSystemLibrariesRecursive(p.usesStaticLibraries, 8317 p.usesStaticLibrariesVersions, collected, collectedNames); 8318 } 8319 } 8320 } 8321 8322 private void findSharedNonSystemLibrariesRecursive(ArrayList<String> libs, int[] versions, 8323 ArrayList<PackageParser.Package> collected, Set<String> collectedNames) { 8324 final int libNameCount = libs.size(); 8325 for (int i = 0; i < libNameCount; i++) { 8326 String libName = libs.get(i); 8327 int version = (versions != null && versions.length == libNameCount) 8328 ? versions[i] : PackageManager.VERSION_CODE_HIGHEST; 8329 PackageParser.Package libPkg = findSharedNonSystemLibrary(libName, version); 8330 if (libPkg != null) { 8331 findSharedNonSystemLibrariesRecursive(libPkg, collected, collectedNames); 8332 } 8333 } 8334 } 8335 8336 private PackageParser.Package findSharedNonSystemLibrary(String name, int version) { 8337 synchronized (mPackages) { 8338 SharedLibraryEntry libEntry = getSharedLibraryEntryLPr(name, version); 8339 if (libEntry != null) { 8340 return mPackages.get(libEntry.apk); 8341 } 8342 return null; 8343 } 8344 } 8345 8346 private SharedLibraryEntry getSharedLibraryEntryLPr(String name, int version) { 8347 SparseArray<SharedLibraryEntry> versionedLib = mSharedLibraries.get(name); 8348 if (versionedLib == null) { 8349 return null; 8350 } 8351 return versionedLib.get(version); 8352 } 8353 8354 private SharedLibraryEntry getLatestSharedLibraVersionLPr(PackageParser.Package pkg) { 8355 SparseArray<SharedLibraryEntry> versionedLib = mSharedLibraries.get( 8356 pkg.staticSharedLibName); 8357 if (versionedLib == null) { 8358 return null; 8359 } 8360 int previousLibVersion = -1; 8361 final int versionCount = versionedLib.size(); 8362 for (int i = 0; i < versionCount; i++) { 8363 final int libVersion = versionedLib.keyAt(i); 8364 if (libVersion < pkg.staticSharedLibVersion) { 8365 previousLibVersion = Math.max(previousLibVersion, libVersion); 8366 } 8367 } 8368 if (previousLibVersion >= 0) { 8369 return versionedLib.get(previousLibVersion); 8370 } 8371 return null; 8372 } 8373 8374 public void shutdown() { 8375 mPackageUsage.writeNow(mPackages); 8376 mCompilerStats.writeNow(); 8377 } 8378 8379 @Override 8380 public void dumpProfiles(String packageName) { 8381 PackageParser.Package pkg; 8382 synchronized (mPackages) { 8383 pkg = mPackages.get(packageName); 8384 if (pkg == null) { 8385 throw new IllegalArgumentException("Unknown package: " + packageName); 8386 } 8387 } 8388 /* Only the shell, root, or the app user should be able to dump profiles. */ 8389 int callingUid = Binder.getCallingUid(); 8390 if (callingUid != Process.SHELL_UID && 8391 callingUid != Process.ROOT_UID && 8392 callingUid != pkg.applicationInfo.uid) { 8393 throw new SecurityException("dumpProfiles"); 8394 } 8395 8396 synchronized (mInstallLock) { 8397 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "dump profiles"); 8398 final int sharedGid = UserHandle.getSharedAppGid(pkg.applicationInfo.uid); 8399 try { 8400 List<String> allCodePaths = pkg.getAllCodePathsExcludingResourceOnly(); 8401 String codePaths = TextUtils.join(";", allCodePaths); 8402 mInstaller.dumpProfiles(sharedGid, packageName, codePaths); 8403 } catch (InstallerException e) { 8404 Slog.w(TAG, "Failed to dump profiles", e); 8405 } 8406 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 8407 } 8408 } 8409 8410 @Override 8411 public void forceDexOpt(String packageName) { 8412 enforceSystemOrRoot("forceDexOpt"); 8413 8414 PackageParser.Package pkg; 8415 synchronized (mPackages) { 8416 pkg = mPackages.get(packageName); 8417 if (pkg == null) { 8418 throw new IllegalArgumentException("Unknown package: " + packageName); 8419 } 8420 } 8421 8422 synchronized (mInstallLock) { 8423 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "dexopt"); 8424 8425 // Whoever is calling forceDexOpt wants a fully compiled package. 8426 // Don't use profiles since that may cause compilation to be skipped. 8427 final int res = performDexOptInternalWithDependenciesLI(pkg, 8428 false /* checkProfiles */, getCompilerFilterForReason(REASON_FORCED_DEXOPT), 8429 true /* force */); 8430 8431 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 8432 if (res != PackageDexOptimizer.DEX_OPT_PERFORMED) { 8433 throw new IllegalStateException("Failed to dexopt: " + res); 8434 } 8435 } 8436 } 8437 8438 private boolean verifyPackageUpdateLPr(PackageSetting oldPkg, PackageParser.Package newPkg) { 8439 if ((oldPkg.pkgFlags&ApplicationInfo.FLAG_SYSTEM) == 0) { 8440 Slog.w(TAG, "Unable to update from " + oldPkg.name 8441 + " to " + newPkg.packageName 8442 + ": old package not in system partition"); 8443 return false; 8444 } else if (mPackages.get(oldPkg.name) != null) { 8445 Slog.w(TAG, "Unable to update from " + oldPkg.name 8446 + " to " + newPkg.packageName 8447 + ": old package still exists"); 8448 return false; 8449 } 8450 return true; 8451 } 8452 8453 void removeCodePathLI(File codePath) { 8454 if (codePath.isDirectory()) { 8455 try { 8456 mInstaller.rmPackageDir(codePath.getAbsolutePath()); 8457 } catch (InstallerException e) { 8458 Slog.w(TAG, "Failed to remove code path", e); 8459 } 8460 } else { 8461 codePath.delete(); 8462 } 8463 } 8464 8465 private int[] resolveUserIds(int userId) { 8466 return (userId == UserHandle.USER_ALL) ? sUserManager.getUserIds() : new int[] { userId }; 8467 } 8468 8469 private void clearAppDataLIF(PackageParser.Package pkg, int userId, int flags) { 8470 if (pkg == null) { 8471 Slog.wtf(TAG, "Package was null!", new Throwable()); 8472 return; 8473 } 8474 clearAppDataLeafLIF(pkg, userId, flags); 8475 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 8476 for (int i = 0; i < childCount; i++) { 8477 clearAppDataLeafLIF(pkg.childPackages.get(i), userId, flags); 8478 } 8479 } 8480 8481 private void clearAppDataLeafLIF(PackageParser.Package pkg, int userId, int flags) { 8482 final PackageSetting ps; 8483 synchronized (mPackages) { 8484 ps = mSettings.mPackages.get(pkg.packageName); 8485 } 8486 for (int realUserId : resolveUserIds(userId)) { 8487 final long ceDataInode = (ps != null) ? ps.getCeDataInode(realUserId) : 0; 8488 try { 8489 mInstaller.clearAppData(pkg.volumeUuid, pkg.packageName, realUserId, flags, 8490 ceDataInode); 8491 } catch (InstallerException e) { 8492 Slog.w(TAG, String.valueOf(e)); 8493 } 8494 } 8495 } 8496 8497 private void destroyAppDataLIF(PackageParser.Package pkg, int userId, int flags) { 8498 if (pkg == null) { 8499 Slog.wtf(TAG, "Package was null!", new Throwable()); 8500 return; 8501 } 8502 destroyAppDataLeafLIF(pkg, userId, flags); 8503 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 8504 for (int i = 0; i < childCount; i++) { 8505 destroyAppDataLeafLIF(pkg.childPackages.get(i), userId, flags); 8506 } 8507 } 8508 8509 private void destroyAppDataLeafLIF(PackageParser.Package pkg, int userId, int flags) { 8510 final PackageSetting ps; 8511 synchronized (mPackages) { 8512 ps = mSettings.mPackages.get(pkg.packageName); 8513 } 8514 for (int realUserId : resolveUserIds(userId)) { 8515 final long ceDataInode = (ps != null) ? ps.getCeDataInode(realUserId) : 0; 8516 try { 8517 mInstaller.destroyAppData(pkg.volumeUuid, pkg.packageName, realUserId, flags, 8518 ceDataInode); 8519 } catch (InstallerException e) { 8520 Slog.w(TAG, String.valueOf(e)); 8521 } 8522 } 8523 } 8524 8525 private void destroyAppProfilesLIF(PackageParser.Package pkg, int userId) { 8526 if (pkg == null) { 8527 Slog.wtf(TAG, "Package was null!", new Throwable()); 8528 return; 8529 } 8530 destroyAppProfilesLeafLIF(pkg); 8531 destroyAppReferenceProfileLeafLIF(pkg, userId, true /* removeBaseMarker */); 8532 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 8533 for (int i = 0; i < childCount; i++) { 8534 destroyAppProfilesLeafLIF(pkg.childPackages.get(i)); 8535 destroyAppReferenceProfileLeafLIF(pkg.childPackages.get(i), userId, 8536 true /* removeBaseMarker */); 8537 } 8538 } 8539 8540 private void destroyAppReferenceProfileLeafLIF(PackageParser.Package pkg, int userId, 8541 boolean removeBaseMarker) { 8542 if (pkg.isForwardLocked()) { 8543 return; 8544 } 8545 8546 for (String path : pkg.getAllCodePathsExcludingResourceOnly()) { 8547 try { 8548 path = PackageManagerServiceUtils.realpath(new File(path)); 8549 } catch (IOException e) { 8550 // TODO: Should we return early here ? 8551 Slog.w(TAG, "Failed to get canonical path", e); 8552 continue; 8553 } 8554 8555 final String useMarker = path.replace('/', '@'); 8556 for (int realUserId : resolveUserIds(userId)) { 8557 File profileDir = Environment.getDataProfilesDeForeignDexDirectory(realUserId); 8558 if (removeBaseMarker) { 8559 File foreignUseMark = new File(profileDir, useMarker); 8560 if (foreignUseMark.exists()) { 8561 if (!foreignUseMark.delete()) { 8562 Slog.w(TAG, "Unable to delete foreign user mark for package: " 8563 + pkg.packageName); 8564 } 8565 } 8566 } 8567 8568 File[] markers = profileDir.listFiles(); 8569 if (markers != null) { 8570 final String searchString = "@" + pkg.packageName + "@"; 8571 // We also delete all markers that contain the package name we're 8572 // uninstalling. These are associated with secondary dex-files belonging 8573 // to the package. Reconstructing the path of these dex files is messy 8574 // in general. 8575 for (File marker : markers) { 8576 if (marker.getName().indexOf(searchString) > 0) { 8577 if (!marker.delete()) { 8578 Slog.w(TAG, "Unable to delete foreign user mark for package: " 8579 + pkg.packageName); 8580 } 8581 } 8582 } 8583 } 8584 } 8585 } 8586 } 8587 8588 private void destroyAppProfilesLeafLIF(PackageParser.Package pkg) { 8589 try { 8590 mInstaller.destroyAppProfiles(pkg.packageName); 8591 } catch (InstallerException e) { 8592 Slog.w(TAG, String.valueOf(e)); 8593 } 8594 } 8595 8596 private void clearAppProfilesLIF(PackageParser.Package pkg, int userId) { 8597 if (pkg == null) { 8598 Slog.wtf(TAG, "Package was null!", new Throwable()); 8599 return; 8600 } 8601 clearAppProfilesLeafLIF(pkg); 8602 // We don't remove the base foreign use marker when clearing profiles because 8603 // we will rename it when the app is updated. Unlike the actual profile contents, 8604 // the foreign use marker is good across installs. 8605 destroyAppReferenceProfileLeafLIF(pkg, userId, false /* removeBaseMarker */); 8606 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 8607 for (int i = 0; i < childCount; i++) { 8608 clearAppProfilesLeafLIF(pkg.childPackages.get(i)); 8609 } 8610 } 8611 8612 private void clearAppProfilesLeafLIF(PackageParser.Package pkg) { 8613 try { 8614 mInstaller.clearAppProfiles(pkg.packageName); 8615 } catch (InstallerException e) { 8616 Slog.w(TAG, String.valueOf(e)); 8617 } 8618 } 8619 8620 private void setInstallAndUpdateTime(PackageParser.Package pkg, long firstInstallTime, 8621 long lastUpdateTime) { 8622 // Set parent install/update time 8623 PackageSetting ps = (PackageSetting) pkg.mExtras; 8624 if (ps != null) { 8625 ps.firstInstallTime = firstInstallTime; 8626 ps.lastUpdateTime = lastUpdateTime; 8627 } 8628 // Set children install/update time 8629 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 8630 for (int i = 0; i < childCount; i++) { 8631 PackageParser.Package childPkg = pkg.childPackages.get(i); 8632 ps = (PackageSetting) childPkg.mExtras; 8633 if (ps != null) { 8634 ps.firstInstallTime = firstInstallTime; 8635 ps.lastUpdateTime = lastUpdateTime; 8636 } 8637 } 8638 } 8639 8640 private void addSharedLibraryLPr(ArraySet<String> usesLibraryFiles, SharedLibraryEntry file, 8641 PackageParser.Package changingLib) { 8642 if (file.path != null) { 8643 usesLibraryFiles.add(file.path); 8644 return; 8645 } 8646 PackageParser.Package p = mPackages.get(file.apk); 8647 if (changingLib != null && changingLib.packageName.equals(file.apk)) { 8648 // If we are doing this while in the middle of updating a library apk, 8649 // then we need to make sure to use that new apk for determining the 8650 // dependencies here. (We haven't yet finished committing the new apk 8651 // to the package manager state.) 8652 if (p == null || p.packageName.equals(changingLib.packageName)) { 8653 p = changingLib; 8654 } 8655 } 8656 if (p != null) { 8657 usesLibraryFiles.addAll(p.getAllCodePaths()); 8658 } 8659 } 8660 8661 private void updateSharedLibrariesLPr(PackageParser.Package pkg, 8662 PackageParser.Package changingLib) throws PackageManagerException { 8663 if (pkg == null) { 8664 return; 8665 } 8666 ArraySet<String> usesLibraryFiles = null; 8667 if (pkg.usesLibraries != null) { 8668 usesLibraryFiles = addSharedLibrariesLPw(pkg.usesLibraries, 8669 null, null, pkg.packageName, changingLib, true, null); 8670 } 8671 if (pkg.usesStaticLibraries != null) { 8672 usesLibraryFiles = addSharedLibrariesLPw(pkg.usesStaticLibraries, 8673 pkg.usesStaticLibrariesVersions, pkg.usesStaticLibrariesCertDigests, 8674 pkg.packageName, changingLib, true, usesLibraryFiles); 8675 } 8676 if (pkg.usesOptionalLibraries != null) { 8677 usesLibraryFiles = addSharedLibrariesLPw(pkg.usesOptionalLibraries, 8678 null, null, pkg.packageName, changingLib, false, usesLibraryFiles); 8679 } 8680 if (!ArrayUtils.isEmpty(usesLibraryFiles)) { 8681 pkg.usesLibraryFiles = usesLibraryFiles.toArray(new String[usesLibraryFiles.size()]); 8682 } else { 8683 pkg.usesLibraryFiles = null; 8684 } 8685 } 8686 8687 private ArraySet<String> addSharedLibrariesLPw(@NonNull List<String> requestedLibraries, 8688 @Nullable int[] requiredVersions, @Nullable String[] requiredCertDigests, 8689 @NonNull String packageName, @Nullable PackageParser.Package changingLib, 8690 boolean required, @Nullable ArraySet<String> outUsedLibraries) 8691 throws PackageManagerException { 8692 final int libCount = requestedLibraries.size(); 8693 for (int i = 0; i < libCount; i++) { 8694 final String libName = requestedLibraries.get(i); 8695 final int libVersion = requiredVersions != null ? requiredVersions[i] 8696 : SharedLibraryInfo.VERSION_UNDEFINED; 8697 final SharedLibraryEntry libEntry = getSharedLibraryEntryLPr(libName, libVersion); 8698 if (libEntry == null) { 8699 if (required) { 8700 throw new PackageManagerException(INSTALL_FAILED_MISSING_SHARED_LIBRARY, 8701 "Package " + packageName + " requires unavailable shared library " 8702 + libName + "; failing!"); 8703 } else { 8704 Slog.w(TAG, "Package " + packageName 8705 + " desires unavailable shared library " 8706 + libName + "; ignoring!"); 8707 } 8708 } else { 8709 if (requiredVersions != null && requiredCertDigests != null) { 8710 if (libEntry.info.getVersion() != requiredVersions[i]) { 8711 throw new PackageManagerException(INSTALL_FAILED_MISSING_SHARED_LIBRARY, 8712 "Package " + packageName + " requires unavailable static shared" 8713 + " library " + libName + " version " 8714 + libEntry.info.getVersion() + "; failing!"); 8715 } 8716 8717 PackageParser.Package libPkg = mPackages.get(libEntry.apk); 8718 if (libPkg == null) { 8719 throw new PackageManagerException(INSTALL_FAILED_MISSING_SHARED_LIBRARY, 8720 "Package " + packageName + " requires unavailable static shared" 8721 + " library; failing!"); 8722 } 8723 8724 String expectedCertDigest = requiredCertDigests[i]; 8725 String libCertDigest = PackageUtils.computeCertSha256Digest( 8726 libPkg.mSignatures[0]); 8727 if (!libCertDigest.equalsIgnoreCase(expectedCertDigest)) { 8728 throw new PackageManagerException(INSTALL_FAILED_MISSING_SHARED_LIBRARY, 8729 "Package " + packageName + " requires differently signed" + 8730 " static shared library; failing!"); 8731 } 8732 } 8733 8734 if (outUsedLibraries == null) { 8735 outUsedLibraries = new ArraySet<>(); 8736 } 8737 addSharedLibraryLPr(outUsedLibraries, libEntry, changingLib); 8738 } 8739 } 8740 return outUsedLibraries; 8741 } 8742 8743 private static boolean hasString(List<String> list, List<String> which) { 8744 if (list == null) { 8745 return false; 8746 } 8747 for (int i=list.size()-1; i>=0; i--) { 8748 for (int j=which.size()-1; j>=0; j--) { 8749 if (which.get(j).equals(list.get(i))) { 8750 return true; 8751 } 8752 } 8753 } 8754 return false; 8755 } 8756 8757 private ArrayList<PackageParser.Package> updateAllSharedLibrariesLPw( 8758 PackageParser.Package changingPkg) { 8759 ArrayList<PackageParser.Package> res = null; 8760 for (PackageParser.Package pkg : mPackages.values()) { 8761 if (changingPkg != null 8762 && !hasString(pkg.usesLibraries, changingPkg.libraryNames) 8763 && !hasString(pkg.usesOptionalLibraries, changingPkg.libraryNames) 8764 && !ArrayUtils.contains(pkg.usesStaticLibraries, 8765 changingPkg.staticSharedLibName)) { 8766 return null; 8767 } 8768 if (res == null) { 8769 res = new ArrayList<>(); 8770 } 8771 res.add(pkg); 8772 try { 8773 updateSharedLibrariesLPr(pkg, changingPkg); 8774 } catch (PackageManagerException e) { 8775 // If a system app update or an app and a required lib missing we 8776 // delete the package and for updated system apps keep the data as 8777 // it is better for the user to reinstall than to be in an limbo 8778 // state. Also libs disappearing under an app should never happen 8779 // - just in case. 8780 if (!pkg.isSystemApp() || pkg.isUpdatedSystemApp()) { 8781 final int flags = pkg.isUpdatedSystemApp() 8782 ? PackageManager.DELETE_KEEP_DATA : 0; 8783 deletePackageLIF(pkg.packageName, null, true, sUserManager.getUserIds(), 8784 flags , null, true, null); 8785 } 8786 Slog.e(TAG, "updateAllSharedLibrariesLPw failed: " + e.getMessage()); 8787 } 8788 } 8789 return res; 8790 } 8791 8792 /** 8793 * Derive the value of the {@code cpuAbiOverride} based on the provided 8794 * value and an optional stored value from the package settings. 8795 */ 8796 private static String deriveAbiOverride(String abiOverride, PackageSetting settings) { 8797 String cpuAbiOverride = null; 8798 8799 if (NativeLibraryHelper.CLEAR_ABI_OVERRIDE.equals(abiOverride)) { 8800 cpuAbiOverride = null; 8801 } else if (abiOverride != null) { 8802 cpuAbiOverride = abiOverride; 8803 } else if (settings != null) { 8804 cpuAbiOverride = settings.cpuAbiOverrideString; 8805 } 8806 8807 return cpuAbiOverride; 8808 } 8809 8810 private PackageParser.Package scanPackageTracedLI(PackageParser.Package pkg, 8811 final int policyFlags, int scanFlags, long currentTime, UserHandle user) 8812 throws PackageManagerException { 8813 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "scanPackage"); 8814 // If the package has children and this is the first dive in the function 8815 // we recursively scan the package with the SCAN_CHECK_ONLY flag set to see 8816 // whether all packages (parent and children) would be successfully scanned 8817 // before the actual scan since scanning mutates internal state and we want 8818 // to atomically install the package and its children. 8819 if ((scanFlags & SCAN_CHECK_ONLY) == 0) { 8820 if (pkg.childPackages != null && pkg.childPackages.size() > 0) { 8821 scanFlags |= SCAN_CHECK_ONLY; 8822 } 8823 } else { 8824 scanFlags &= ~SCAN_CHECK_ONLY; 8825 } 8826 8827 final PackageParser.Package scannedPkg; 8828 try { 8829 // Scan the parent 8830 scannedPkg = scanPackageLI(pkg, policyFlags, scanFlags, currentTime, user); 8831 // Scan the children 8832 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 8833 for (int i = 0; i < childCount; i++) { 8834 PackageParser.Package childPkg = pkg.childPackages.get(i); 8835 scanPackageLI(childPkg, policyFlags, 8836 scanFlags, currentTime, user); 8837 } 8838 } finally { 8839 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 8840 } 8841 8842 if ((scanFlags & SCAN_CHECK_ONLY) != 0) { 8843 return scanPackageTracedLI(pkg, policyFlags, scanFlags, currentTime, user); 8844 } 8845 8846 return scannedPkg; 8847 } 8848 8849 private PackageParser.Package scanPackageLI(PackageParser.Package pkg, final int policyFlags, 8850 int scanFlags, long currentTime, UserHandle user) throws PackageManagerException { 8851 boolean success = false; 8852 try { 8853 final PackageParser.Package res = scanPackageDirtyLI(pkg, policyFlags, scanFlags, 8854 currentTime, user); 8855 success = true; 8856 return res; 8857 } finally { 8858 if (!success && (scanFlags & SCAN_DELETE_DATA_ON_FAILURES) != 0) { 8859 // DELETE_DATA_ON_FAILURES is only used by frozen paths 8860 destroyAppDataLIF(pkg, UserHandle.USER_ALL, 8861 StorageManager.FLAG_STORAGE_DE | StorageManager.FLAG_STORAGE_CE); 8862 destroyAppProfilesLIF(pkg, UserHandle.USER_ALL); 8863 } 8864 } 8865 } 8866 8867 /** 8868 * Returns {@code true} if the given file contains code. Otherwise {@code false}. 8869 */ 8870 private static boolean apkHasCode(String fileName) { 8871 StrictJarFile jarFile = null; 8872 try { 8873 jarFile = new StrictJarFile(fileName, 8874 false /*verify*/, false /*signatureSchemeRollbackProtectionsEnforced*/); 8875 return jarFile.findEntry("classes.dex") != null; 8876 } catch (IOException ignore) { 8877 } finally { 8878 try { 8879 if (jarFile != null) { 8880 jarFile.close(); 8881 } 8882 } catch (IOException ignore) {} 8883 } 8884 return false; 8885 } 8886 8887 /** 8888 * Enforces code policy for the package. This ensures that if an APK has 8889 * declared hasCode="true" in its manifest that the APK actually contains 8890 * code. 8891 * 8892 * @throws PackageManagerException If bytecode could not be found when it should exist 8893 */ 8894 private static void assertCodePolicy(PackageParser.Package pkg) 8895 throws PackageManagerException { 8896 final boolean shouldHaveCode = 8897 (pkg.applicationInfo.flags & ApplicationInfo.FLAG_HAS_CODE) != 0; 8898 if (shouldHaveCode && !apkHasCode(pkg.baseCodePath)) { 8899 throw new PackageManagerException(INSTALL_FAILED_INVALID_APK, 8900 "Package " + pkg.baseCodePath + " code is missing"); 8901 } 8902 8903 if (!ArrayUtils.isEmpty(pkg.splitCodePaths)) { 8904 for (int i = 0; i < pkg.splitCodePaths.length; i++) { 8905 final boolean splitShouldHaveCode = 8906 (pkg.splitFlags[i] & ApplicationInfo.FLAG_HAS_CODE) != 0; 8907 if (splitShouldHaveCode && !apkHasCode(pkg.splitCodePaths[i])) { 8908 throw new PackageManagerException(INSTALL_FAILED_INVALID_APK, 8909 "Package " + pkg.splitCodePaths[i] + " code is missing"); 8910 } 8911 } 8912 } 8913 } 8914 8915 private PackageParser.Package scanPackageDirtyLI(PackageParser.Package pkg, 8916 final int policyFlags, final int scanFlags, long currentTime, UserHandle user) 8917 throws PackageManagerException { 8918 if (DEBUG_PACKAGE_SCANNING) { 8919 if ((policyFlags & PackageParser.PARSE_CHATTY) != 0) 8920 Log.d(TAG, "Scanning package " + pkg.packageName); 8921 } 8922 8923 applyPolicy(pkg, policyFlags); 8924 8925 assertPackageIsValid(pkg, policyFlags, scanFlags); 8926 8927 // Initialize package source and resource directories 8928 final File scanFile = new File(pkg.codePath); 8929 final File destCodeFile = new File(pkg.applicationInfo.getCodePath()); 8930 final File destResourceFile = new File(pkg.applicationInfo.getResourcePath()); 8931 8932 SharedUserSetting suid = null; 8933 PackageSetting pkgSetting = null; 8934 8935 // Getting the package setting may have a side-effect, so if we 8936 // are only checking if scan would succeed, stash a copy of the 8937 // old setting to restore at the end. 8938 PackageSetting nonMutatedPs = null; 8939 8940 // We keep references to the derived CPU Abis from settings in oder to reuse 8941 // them in the case where we're not upgrading or booting for the first time. 8942 String primaryCpuAbiFromSettings = null; 8943 String secondaryCpuAbiFromSettings = null; 8944 8945 // writer 8946 synchronized (mPackages) { 8947 if (pkg.mSharedUserId != null) { 8948 // SIDE EFFECTS; may potentially allocate a new shared user 8949 suid = mSettings.getSharedUserLPw( 8950 pkg.mSharedUserId, 0 /*pkgFlags*/, 0 /*pkgPrivateFlags*/, true /*create*/); 8951 if (DEBUG_PACKAGE_SCANNING) { 8952 if ((policyFlags & PackageParser.PARSE_CHATTY) != 0) 8953 Log.d(TAG, "Shared UserID " + pkg.mSharedUserId + " (uid=" + suid.userId 8954 + "): packages=" + suid.packages); 8955 } 8956 } 8957 8958 // Check if we are renaming from an original package name. 8959 PackageSetting origPackage = null; 8960 String realName = null; 8961 if (pkg.mOriginalPackages != null) { 8962 // This package may need to be renamed to a previously 8963 // installed name. Let's check on that... 8964 final String renamed = mSettings.getRenamedPackageLPr(pkg.mRealPackage); 8965 if (pkg.mOriginalPackages.contains(renamed)) { 8966 // This package had originally been installed as the 8967 // original name, and we have already taken care of 8968 // transitioning to the new one. Just update the new 8969 // one to continue using the old name. 8970 realName = pkg.mRealPackage; 8971 if (!pkg.packageName.equals(renamed)) { 8972 // Callers into this function may have already taken 8973 // care of renaming the package; only do it here if 8974 // it is not already done. 8975 pkg.setPackageName(renamed); 8976 } 8977 } else { 8978 for (int i=pkg.mOriginalPackages.size()-1; i>=0; i--) { 8979 if ((origPackage = mSettings.getPackageLPr( 8980 pkg.mOriginalPackages.get(i))) != null) { 8981 // We do have the package already installed under its 8982 // original name... should we use it? 8983 if (!verifyPackageUpdateLPr(origPackage, pkg)) { 8984 // New package is not compatible with original. 8985 origPackage = null; 8986 continue; 8987 } else if (origPackage.sharedUser != null) { 8988 // Make sure uid is compatible between packages. 8989 if (!origPackage.sharedUser.name.equals(pkg.mSharedUserId)) { 8990 Slog.w(TAG, "Unable to migrate data from " + origPackage.name 8991 + " to " + pkg.packageName + ": old uid " 8992 + origPackage.sharedUser.name 8993 + " differs from " + pkg.mSharedUserId); 8994 origPackage = null; 8995 continue; 8996 } 8997 // TODO: Add case when shared user id is added [b/28144775] 8998 } else { 8999 if (DEBUG_UPGRADE) Log.v(TAG, "Renaming new package " 9000 + pkg.packageName + " to old name " + origPackage.name); 9001 } 9002 break; 9003 } 9004 } 9005 } 9006 } 9007 9008 if (mTransferedPackages.contains(pkg.packageName)) { 9009 Slog.w(TAG, "Package " + pkg.packageName 9010 + " was transferred to another, but its .apk remains"); 9011 } 9012 9013 // See comments in nonMutatedPs declaration 9014 if ((scanFlags & SCAN_CHECK_ONLY) != 0) { 9015 PackageSetting foundPs = mSettings.getPackageLPr(pkg.packageName); 9016 if (foundPs != null) { 9017 nonMutatedPs = new PackageSetting(foundPs); 9018 } 9019 } 9020 9021 if ((scanFlags & SCAN_FIRST_BOOT_OR_UPGRADE) == 0) { 9022 PackageSetting foundPs = mSettings.getPackageLPr(pkg.packageName); 9023 if (foundPs != null) { 9024 primaryCpuAbiFromSettings = foundPs.primaryCpuAbiString; 9025 secondaryCpuAbiFromSettings = foundPs.secondaryCpuAbiString; 9026 } 9027 } 9028 9029 pkgSetting = mSettings.getPackageLPr(pkg.packageName); 9030 if (pkgSetting != null && pkgSetting.sharedUser != suid) { 9031 PackageManagerService.reportSettingsProblem(Log.WARN, 9032 "Package " + pkg.packageName + " shared user changed from " 9033 + (pkgSetting.sharedUser != null 9034 ? pkgSetting.sharedUser.name : "<nothing>") 9035 + " to " 9036 + (suid != null ? suid.name : "<nothing>") 9037 + "; replacing with new"); 9038 pkgSetting = null; 9039 } 9040 final PackageSetting oldPkgSetting = 9041 pkgSetting == null ? null : new PackageSetting(pkgSetting); 9042 final PackageSetting disabledPkgSetting = 9043 mSettings.getDisabledSystemPkgLPr(pkg.packageName); 9044 9045 String[] usesStaticLibraries = null; 9046 if (pkg.usesStaticLibraries != null) { 9047 usesStaticLibraries = new String[pkg.usesStaticLibraries.size()]; 9048 pkg.usesStaticLibraries.toArray(usesStaticLibraries); 9049 } 9050 9051 if (pkgSetting == null) { 9052 final String parentPackageName = (pkg.parentPackage != null) 9053 ? pkg.parentPackage.packageName : null; 9054 9055 // REMOVE SharedUserSetting from method; update in a separate call 9056 pkgSetting = Settings.createNewSetting(pkg.packageName, origPackage, 9057 disabledPkgSetting, realName, suid, destCodeFile, destResourceFile, 9058 pkg.applicationInfo.nativeLibraryRootDir, pkg.applicationInfo.primaryCpuAbi, 9059 pkg.applicationInfo.secondaryCpuAbi, pkg.mVersionCode, 9060 pkg.applicationInfo.flags, pkg.applicationInfo.privateFlags, user, 9061 true /*allowInstall*/, parentPackageName, pkg.getChildPackageNames(), 9062 UserManagerService.getInstance(), usesStaticLibraries, 9063 pkg.usesStaticLibrariesVersions); 9064 // SIDE EFFECTS; updates system state; move elsewhere 9065 if (origPackage != null) { 9066 mSettings.addRenamedPackageLPw(pkg.packageName, origPackage.name); 9067 } 9068 mSettings.addUserToSettingLPw(pkgSetting); 9069 } else { 9070 // REMOVE SharedUserSetting from method; update in a separate call. 9071 // 9072 // TODO(narayan): This update is bogus. nativeLibraryDir & primaryCpuAbi, 9073 // secondaryCpuAbi are not known at this point so we always update them 9074 // to null here, only to reset them at a later point. 9075 Settings.updatePackageSetting(pkgSetting, disabledPkgSetting, suid, destCodeFile, 9076 pkg.applicationInfo.nativeLibraryDir, pkg.applicationInfo.primaryCpuAbi, 9077 pkg.applicationInfo.secondaryCpuAbi, pkg.applicationInfo.flags, 9078 pkg.applicationInfo.privateFlags, pkg.getChildPackageNames(), 9079 UserManagerService.getInstance(), usesStaticLibraries, 9080 pkg.usesStaticLibrariesVersions); 9081 } 9082 // SIDE EFFECTS; persists system state to files on disk; move elsewhere 9083 mSettings.writeUserRestrictionsLPw(pkgSetting, oldPkgSetting); 9084 9085 // SIDE EFFECTS; modifies system state; move elsewhere 9086 if (pkgSetting.origPackage != null) { 9087 // If we are first transitioning from an original package, 9088 // fix up the new package's name now. We need to do this after 9089 // looking up the package under its new name, so getPackageLP 9090 // can take care of fiddling things correctly. 9091 pkg.setPackageName(origPackage.name); 9092 9093 // File a report about this. 9094 String msg = "New package " + pkgSetting.realName 9095 + " renamed to replace old package " + pkgSetting.name; 9096 reportSettingsProblem(Log.WARN, msg); 9097 9098 // Make a note of it. 9099 if ((scanFlags & SCAN_CHECK_ONLY) == 0) { 9100 mTransferedPackages.add(origPackage.name); 9101 } 9102 9103 // No longer need to retain this. 9104 pkgSetting.origPackage = null; 9105 } 9106 9107 // SIDE EFFECTS; modifies system state; move elsewhere 9108 if ((scanFlags & SCAN_CHECK_ONLY) == 0 && realName != null) { 9109 // Make a note of it. 9110 mTransferedPackages.add(pkg.packageName); 9111 } 9112 9113 if (mSettings.isDisabledSystemPackageLPr(pkg.packageName)) { 9114 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_UPDATED_SYSTEM_APP; 9115 } 9116 9117 if ((scanFlags & SCAN_BOOTING) == 0 9118 && (policyFlags & PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 9119 // Check all shared libraries and map to their actual file path. 9120 // We only do this here for apps not on a system dir, because those 9121 // are the only ones that can fail an install due to this. We 9122 // will take care of the system apps by updating all of their 9123 // library paths after the scan is done. Also during the initial 9124 // scan don't update any libs as we do this wholesale after all 9125 // apps are scanned to avoid dependency based scanning. 9126 updateSharedLibrariesLPr(pkg, null); 9127 } 9128 9129 if (mFoundPolicyFile) { 9130 SELinuxMMAC.assignSeinfoValue(pkg); 9131 } 9132 9133 pkg.applicationInfo.uid = pkgSetting.appId; 9134 pkg.mExtras = pkgSetting; 9135 9136 9137 // Static shared libs have same package with different versions where 9138 // we internally use a synthetic package name to allow multiple versions 9139 // of the same package, therefore we need to compare signatures against 9140 // the package setting for the latest library version. 9141 PackageSetting signatureCheckPs = pkgSetting; 9142 if (pkg.applicationInfo.isStaticSharedLibrary()) { 9143 SharedLibraryEntry libraryEntry = getLatestSharedLibraVersionLPr(pkg); 9144 if (libraryEntry != null) { 9145 signatureCheckPs = mSettings.getPackageLPr(libraryEntry.apk); 9146 } 9147 } 9148 9149 if (shouldCheckUpgradeKeySetLP(signatureCheckPs, scanFlags)) { 9150 if (checkUpgradeKeySetLP(signatureCheckPs, pkg)) { 9151 // We just determined the app is signed correctly, so bring 9152 // over the latest parsed certs. 9153 pkgSetting.signatures.mSignatures = pkg.mSignatures; 9154 } else { 9155 if ((policyFlags & PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 9156 throw new PackageManagerException(INSTALL_FAILED_UPDATE_INCOMPATIBLE, 9157 "Package " + pkg.packageName + " upgrade keys do not match the " 9158 + "previously installed version"); 9159 } else { 9160 pkgSetting.signatures.mSignatures = pkg.mSignatures; 9161 String msg = "System package " + pkg.packageName 9162 + " signature changed; retaining data."; 9163 reportSettingsProblem(Log.WARN, msg); 9164 } 9165 } 9166 } else { 9167 try { 9168 // SIDE EFFECTS; compareSignaturesCompat() changes KeysetManagerService 9169 verifySignaturesLP(signatureCheckPs, pkg); 9170 // We just determined the app is signed correctly, so bring 9171 // over the latest parsed certs. 9172 pkgSetting.signatures.mSignatures = pkg.mSignatures; 9173 } catch (PackageManagerException e) { 9174 if ((policyFlags & PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 9175 throw e; 9176 } 9177 // The signature has changed, but this package is in the system 9178 // image... let's recover! 9179 pkgSetting.signatures.mSignatures = pkg.mSignatures; 9180 // However... if this package is part of a shared user, but it 9181 // doesn't match the signature of the shared user, let's fail. 9182 // What this means is that you can't change the signatures 9183 // associated with an overall shared user, which doesn't seem all 9184 // that unreasonable. 9185 if (signatureCheckPs.sharedUser != null) { 9186 if (compareSignatures(signatureCheckPs.sharedUser.signatures.mSignatures, 9187 pkg.mSignatures) != PackageManager.SIGNATURE_MATCH) { 9188 throw new PackageManagerException( 9189 INSTALL_PARSE_FAILED_INCONSISTENT_CERTIFICATES, 9190 "Signature mismatch for shared user: " 9191 + pkgSetting.sharedUser); 9192 } 9193 } 9194 // File a report about this. 9195 String msg = "System package " + pkg.packageName 9196 + " signature changed; retaining data."; 9197 reportSettingsProblem(Log.WARN, msg); 9198 } 9199 } 9200 9201 if ((scanFlags & SCAN_CHECK_ONLY) == 0 && pkg.mAdoptPermissions != null) { 9202 // This package wants to adopt ownership of permissions from 9203 // another package. 9204 for (int i = pkg.mAdoptPermissions.size() - 1; i >= 0; i--) { 9205 final String origName = pkg.mAdoptPermissions.get(i); 9206 final PackageSetting orig = mSettings.getPackageLPr(origName); 9207 if (orig != null) { 9208 if (verifyPackageUpdateLPr(orig, pkg)) { 9209 Slog.i(TAG, "Adopting permissions from " + origName + " to " 9210 + pkg.packageName); 9211 // SIDE EFFECTS; updates permissions system state; move elsewhere 9212 mSettings.transferPermissionsLPw(origName, pkg.packageName); 9213 } 9214 } 9215 } 9216 } 9217 } 9218 9219 pkg.applicationInfo.processName = fixProcessName( 9220 pkg.applicationInfo.packageName, 9221 pkg.applicationInfo.processName); 9222 9223 if (pkg != mPlatformPackage) { 9224 // Get all of our default paths setup 9225 pkg.applicationInfo.initForUser(UserHandle.USER_SYSTEM); 9226 } 9227 9228 final String cpuAbiOverride = deriveAbiOverride(pkg.cpuAbiOverride, pkgSetting); 9229 9230 if ((scanFlags & SCAN_NEW_INSTALL) == 0) { 9231 if ((scanFlags & SCAN_FIRST_BOOT_OR_UPGRADE) != 0) { 9232 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "derivePackageAbi"); 9233 derivePackageAbi( 9234 pkg, scanFile, cpuAbiOverride, true /*extractLibs*/, mAppLib32InstallDir); 9235 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 9236 9237 // Some system apps still use directory structure for native libraries 9238 // in which case we might end up not detecting abi solely based on apk 9239 // structure. Try to detect abi based on directory structure. 9240 if (isSystemApp(pkg) && !pkg.isUpdatedSystemApp() && 9241 pkg.applicationInfo.primaryCpuAbi == null) { 9242 setBundledAppAbisAndRoots(pkg, pkgSetting); 9243 setNativeLibraryPaths(pkg, mAppLib32InstallDir); 9244 } 9245 } else { 9246 // This is not a first boot or an upgrade, don't bother deriving the 9247 // ABI during the scan. Instead, trust the value that was stored in the 9248 // package setting. 9249 pkg.applicationInfo.primaryCpuAbi = primaryCpuAbiFromSettings; 9250 pkg.applicationInfo.secondaryCpuAbi = secondaryCpuAbiFromSettings; 9251 9252 setNativeLibraryPaths(pkg, mAppLib32InstallDir); 9253 9254 if (DEBUG_ABI_SELECTION) { 9255 Slog.i(TAG, "Using ABIS and native lib paths from settings : " + 9256 pkg.packageName + " " + pkg.applicationInfo.primaryCpuAbi + ", " + 9257 pkg.applicationInfo.secondaryCpuAbi); 9258 } 9259 } 9260 } else { 9261 if ((scanFlags & SCAN_MOVE) != 0) { 9262 // We haven't run dex-opt for this move (since we've moved the compiled output too) 9263 // but we already have this packages package info in the PackageSetting. We just 9264 // use that and derive the native library path based on the new codepath. 9265 pkg.applicationInfo.primaryCpuAbi = pkgSetting.primaryCpuAbiString; 9266 pkg.applicationInfo.secondaryCpuAbi = pkgSetting.secondaryCpuAbiString; 9267 } 9268 9269 // Set native library paths again. For moves, the path will be updated based on the 9270 // ABIs we've determined above. For non-moves, the path will be updated based on the 9271 // ABIs we determined during compilation, but the path will depend on the final 9272 // package path (after the rename away from the stage path). 9273 setNativeLibraryPaths(pkg, mAppLib32InstallDir); 9274 } 9275 9276 // This is a special case for the "system" package, where the ABI is 9277 // dictated by the zygote configuration (and init.rc). We should keep track 9278 // of this ABI so that we can deal with "normal" applications that run under 9279 // the same UID correctly. 9280 if (mPlatformPackage == pkg) { 9281 pkg.applicationInfo.primaryCpuAbi = VMRuntime.getRuntime().is64Bit() ? 9282 Build.SUPPORTED_64_BIT_ABIS[0] : Build.SUPPORTED_32_BIT_ABIS[0]; 9283 } 9284 9285 // If there's a mismatch between the abi-override in the package setting 9286 // and the abiOverride specified for the install. Warn about this because we 9287 // would've already compiled the app without taking the package setting into 9288 // account. 9289 if ((scanFlags & SCAN_NO_DEX) == 0 && (scanFlags & SCAN_NEW_INSTALL) != 0) { 9290 if (cpuAbiOverride == null && pkgSetting.cpuAbiOverrideString != null) { 9291 Slog.w(TAG, "Ignoring persisted ABI override " + cpuAbiOverride + 9292 " for package " + pkg.packageName); 9293 } 9294 } 9295 9296 pkgSetting.primaryCpuAbiString = pkg.applicationInfo.primaryCpuAbi; 9297 pkgSetting.secondaryCpuAbiString = pkg.applicationInfo.secondaryCpuAbi; 9298 pkgSetting.cpuAbiOverrideString = cpuAbiOverride; 9299 9300 // Copy the derived override back to the parsed package, so that we can 9301 // update the package settings accordingly. 9302 pkg.cpuAbiOverride = cpuAbiOverride; 9303 9304 if (DEBUG_ABI_SELECTION) { 9305 Slog.d(TAG, "Resolved nativeLibraryRoot for " + pkg.applicationInfo.packageName 9306 + " to root=" + pkg.applicationInfo.nativeLibraryRootDir + ", isa=" 9307 + pkg.applicationInfo.nativeLibraryRootRequiresIsa); 9308 } 9309 9310 // Push the derived path down into PackageSettings so we know what to 9311 // clean up at uninstall time. 9312 pkgSetting.legacyNativeLibraryPathString = pkg.applicationInfo.nativeLibraryRootDir; 9313 9314 if (DEBUG_ABI_SELECTION) { 9315 Log.d(TAG, "Abis for package[" + pkg.packageName + "] are" + 9316 " primary=" + pkg.applicationInfo.primaryCpuAbi + 9317 " secondary=" + pkg.applicationInfo.secondaryCpuAbi); 9318 } 9319 9320 // SIDE EFFECTS; removes DEX files from disk; move elsewhere 9321 if ((scanFlags & SCAN_BOOTING) == 0 && pkgSetting.sharedUser != null) { 9322 // We don't do this here during boot because we can do it all 9323 // at once after scanning all existing packages. 9324 // 9325 // We also do this *before* we perform dexopt on this package, so that 9326 // we can avoid redundant dexopts, and also to make sure we've got the 9327 // code and package path correct. 9328 adjustCpuAbisForSharedUserLPw(pkgSetting.sharedUser.packages, pkg); 9329 } 9330 9331 if (mFactoryTest && pkg.requestedPermissions.contains( 9332 android.Manifest.permission.FACTORY_TEST)) { 9333 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_FACTORY_TEST; 9334 } 9335 9336 if (isSystemApp(pkg)) { 9337 pkgSetting.isOrphaned = true; 9338 } 9339 9340 // Take care of first install / last update times. 9341 final long scanFileTime = getLastModifiedTime(pkg, scanFile); 9342 if (currentTime != 0) { 9343 if (pkgSetting.firstInstallTime == 0) { 9344 pkgSetting.firstInstallTime = pkgSetting.lastUpdateTime = currentTime; 9345 } else if ((scanFlags & SCAN_UPDATE_TIME) != 0) { 9346 pkgSetting.lastUpdateTime = currentTime; 9347 } 9348 } else if (pkgSetting.firstInstallTime == 0) { 9349 // We need *something*. Take time time stamp of the file. 9350 pkgSetting.firstInstallTime = pkgSetting.lastUpdateTime = scanFileTime; 9351 } else if ((policyFlags & PackageParser.PARSE_IS_SYSTEM_DIR) != 0) { 9352 if (scanFileTime != pkgSetting.timeStamp) { 9353 // A package on the system image has changed; consider this 9354 // to be an update. 9355 pkgSetting.lastUpdateTime = scanFileTime; 9356 } 9357 } 9358 pkgSetting.setTimeStamp(scanFileTime); 9359 9360 if ((scanFlags & SCAN_CHECK_ONLY) != 0) { 9361 if (nonMutatedPs != null) { 9362 synchronized (mPackages) { 9363 mSettings.mPackages.put(nonMutatedPs.name, nonMutatedPs); 9364 } 9365 } 9366 } else { 9367 // Modify state for the given package setting 9368 commitPackageSettings(pkg, pkgSetting, user, scanFlags, 9369 (policyFlags & PackageParser.PARSE_CHATTY) != 0 /*chatty*/); 9370 if (isEphemeral(pkg)) { 9371 final int userId = user == null ? 0 : user.getIdentifier(); 9372 mInstantAppRegistry.addInstantAppLPw(userId, pkgSetting.appId); 9373 } 9374 } 9375 return pkg; 9376 } 9377 9378 /** 9379 * Applies policy to the parsed package based upon the given policy flags. 9380 * Ensures the package is in a good state. 9381 * <p> 9382 * Implementation detail: This method must NOT have any side effect. It would 9383 * ideally be static, but, it requires locks to read system state. 9384 */ 9385 private void applyPolicy(PackageParser.Package pkg, int policyFlags) { 9386 if ((policyFlags&PackageParser.PARSE_IS_SYSTEM) != 0) { 9387 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_SYSTEM; 9388 if (pkg.applicationInfo.isDirectBootAware()) { 9389 // we're direct boot aware; set for all components 9390 for (PackageParser.Service s : pkg.services) { 9391 s.info.encryptionAware = s.info.directBootAware = true; 9392 } 9393 for (PackageParser.Provider p : pkg.providers) { 9394 p.info.encryptionAware = p.info.directBootAware = true; 9395 } 9396 for (PackageParser.Activity a : pkg.activities) { 9397 a.info.encryptionAware = a.info.directBootAware = true; 9398 } 9399 for (PackageParser.Activity r : pkg.receivers) { 9400 r.info.encryptionAware = r.info.directBootAware = true; 9401 } 9402 } 9403 } else { 9404 // Only allow system apps to be flagged as core apps. 9405 pkg.coreApp = false; 9406 // clear flags not applicable to regular apps 9407 pkg.applicationInfo.privateFlags &= 9408 ~ApplicationInfo.PRIVATE_FLAG_DEFAULT_TO_DEVICE_PROTECTED_STORAGE; 9409 pkg.applicationInfo.privateFlags &= 9410 ~ApplicationInfo.PRIVATE_FLAG_DIRECT_BOOT_AWARE; 9411 } 9412 pkg.mTrustedOverlay = (policyFlags&PackageParser.PARSE_TRUSTED_OVERLAY) != 0; 9413 9414 if ((policyFlags&PackageParser.PARSE_IS_PRIVILEGED) != 0) { 9415 pkg.applicationInfo.privateFlags |= ApplicationInfo.PRIVATE_FLAG_PRIVILEGED; 9416 } 9417 9418 if (!isSystemApp(pkg)) { 9419 // Only system apps can use these features. 9420 pkg.mOriginalPackages = null; 9421 pkg.mRealPackage = null; 9422 pkg.mAdoptPermissions = null; 9423 } 9424 } 9425 9426 /** 9427 * Asserts the parsed package is valid according to the given policy. If the 9428 * package is invalid, for whatever reason, throws {@link PackgeManagerException}. 9429 * <p> 9430 * Implementation detail: This method must NOT have any side effects. It would 9431 * ideally be static, but, it requires locks to read system state. 9432 * 9433 * @throws PackageManagerException If the package fails any of the validation checks 9434 */ 9435 private void assertPackageIsValid(PackageParser.Package pkg, int policyFlags, int scanFlags) 9436 throws PackageManagerException { 9437 if ((policyFlags & PackageParser.PARSE_ENFORCE_CODE) != 0) { 9438 assertCodePolicy(pkg); 9439 } 9440 9441 if (pkg.applicationInfo.getCodePath() == null || 9442 pkg.applicationInfo.getResourcePath() == null) { 9443 // Bail out. The resource and code paths haven't been set. 9444 throw new PackageManagerException(INSTALL_FAILED_INVALID_APK, 9445 "Code and resource paths haven't been set correctly"); 9446 } 9447 9448 // Make sure we're not adding any bogus keyset info 9449 KeySetManagerService ksms = mSettings.mKeySetManagerService; 9450 ksms.assertScannedPackageValid(pkg); 9451 9452 synchronized (mPackages) { 9453 // The special "android" package can only be defined once 9454 if (pkg.packageName.equals("android")) { 9455 if (mAndroidApplication != null) { 9456 Slog.w(TAG, "*************************************************"); 9457 Slog.w(TAG, "Core android package being redefined. Skipping."); 9458 Slog.w(TAG, " codePath=" + pkg.codePath); 9459 Slog.w(TAG, "*************************************************"); 9460 throw new PackageManagerException(INSTALL_FAILED_DUPLICATE_PACKAGE, 9461 "Core android package being redefined. Skipping."); 9462 } 9463 } 9464 9465 // A package name must be unique; don't allow duplicates 9466 if (mPackages.containsKey(pkg.packageName)) { 9467 throw new PackageManagerException(INSTALL_FAILED_DUPLICATE_PACKAGE, 9468 "Application package " + pkg.packageName 9469 + " already installed. Skipping duplicate."); 9470 } 9471 9472 if (pkg.applicationInfo.isStaticSharedLibrary()) { 9473 // Static libs have a synthetic package name containing the version 9474 // but we still want the base name to be unique. 9475 if (mPackages.containsKey(pkg.manifestPackageName)) { 9476 throw new PackageManagerException( 9477 "Duplicate static shared lib provider package"); 9478 } 9479 9480 // Static shared libraries should have at least O target SDK 9481 if (pkg.applicationInfo.targetSdkVersion < Build.VERSION_CODES.O) { 9482 throw new PackageManagerException( 9483 "Packages declaring static-shared libs must target O SDK or higher"); 9484 } 9485 9486 // Package declaring static a shared lib cannot be ephemeral 9487 if (pkg.applicationInfo.isInstantApp()) { 9488 throw new PackageManagerException( 9489 "Packages declaring static-shared libs cannot be ephemeral"); 9490 } 9491 9492 // Package declaring static a shared lib cannot be renamed since the package 9493 // name is synthetic and apps can't code around package manager internals. 9494 if (!ArrayUtils.isEmpty(pkg.mOriginalPackages)) { 9495 throw new PackageManagerException( 9496 "Packages declaring static-shared libs cannot be renamed"); 9497 } 9498 9499 // Package declaring static a shared lib cannot declare child packages 9500 if (!ArrayUtils.isEmpty(pkg.childPackages)) { 9501 throw new PackageManagerException( 9502 "Packages declaring static-shared libs cannot have child packages"); 9503 } 9504 9505 // Package declaring static a shared lib cannot declare dynamic libs 9506 if (!ArrayUtils.isEmpty(pkg.libraryNames)) { 9507 throw new PackageManagerException( 9508 "Packages declaring static-shared libs cannot declare dynamic libs"); 9509 } 9510 9511 // Package declaring static a shared lib cannot declare shared users 9512 if (pkg.mSharedUserId != null) { 9513 throw new PackageManagerException( 9514 "Packages declaring static-shared libs cannot declare shared users"); 9515 } 9516 9517 // Static shared libs cannot declare activities 9518 if (!pkg.activities.isEmpty()) { 9519 throw new PackageManagerException( 9520 "Static shared libs cannot declare activities"); 9521 } 9522 9523 // Static shared libs cannot declare services 9524 if (!pkg.services.isEmpty()) { 9525 throw new PackageManagerException( 9526 "Static shared libs cannot declare services"); 9527 } 9528 9529 // Static shared libs cannot declare providers 9530 if (!pkg.providers.isEmpty()) { 9531 throw new PackageManagerException( 9532 "Static shared libs cannot declare content providers"); 9533 } 9534 9535 // Static shared libs cannot declare receivers 9536 if (!pkg.receivers.isEmpty()) { 9537 throw new PackageManagerException( 9538 "Static shared libs cannot declare broadcast receivers"); 9539 } 9540 9541 // Static shared libs cannot declare permission groups 9542 if (!pkg.permissionGroups.isEmpty()) { 9543 throw new PackageManagerException( 9544 "Static shared libs cannot declare permission groups"); 9545 } 9546 9547 // Static shared libs cannot declare permissions 9548 if (!pkg.permissions.isEmpty()) { 9549 throw new PackageManagerException( 9550 "Static shared libs cannot declare permissions"); 9551 } 9552 9553 // Static shared libs cannot declare protected broadcasts 9554 if (pkg.protectedBroadcasts != null) { 9555 throw new PackageManagerException( 9556 "Static shared libs cannot declare protected broadcasts"); 9557 } 9558 9559 // Static shared libs cannot be overlay targets 9560 if (pkg.mOverlayTarget != null) { 9561 throw new PackageManagerException( 9562 "Static shared libs cannot be overlay targets"); 9563 } 9564 9565 // The version codes must be ordered as lib versions 9566 int minVersionCode = Integer.MIN_VALUE; 9567 int maxVersionCode = Integer.MAX_VALUE; 9568 9569 SparseArray<SharedLibraryEntry> versionedLib = mSharedLibraries.get( 9570 pkg.staticSharedLibName); 9571 if (versionedLib != null) { 9572 final int versionCount = versionedLib.size(); 9573 for (int i = 0; i < versionCount; i++) { 9574 SharedLibraryInfo libInfo = versionedLib.valueAt(i).info; 9575 // TODO: We will change version code to long, so in the new API it is long 9576 final int libVersionCode = (int) libInfo.getDeclaringPackage() 9577 .getVersionCode(); 9578 if (libInfo.getVersion() < pkg.staticSharedLibVersion) { 9579 minVersionCode = Math.max(minVersionCode, libVersionCode + 1); 9580 } else if (libInfo.getVersion() > pkg.staticSharedLibVersion) { 9581 maxVersionCode = Math.min(maxVersionCode, libVersionCode - 1); 9582 } else { 9583 minVersionCode = maxVersionCode = libVersionCode; 9584 break; 9585 } 9586 } 9587 } 9588 if (pkg.mVersionCode < minVersionCode || pkg.mVersionCode > maxVersionCode) { 9589 throw new PackageManagerException("Static shared" 9590 + " lib version codes must be ordered as lib versions"); 9591 } 9592 } 9593 9594 // Only privileged apps and updated privileged apps can add child packages. 9595 if (pkg.childPackages != null && !pkg.childPackages.isEmpty()) { 9596 if ((policyFlags & PARSE_IS_PRIVILEGED) == 0) { 9597 throw new PackageManagerException("Only privileged apps can add child " 9598 + "packages. Ignoring package " + pkg.packageName); 9599 } 9600 final int childCount = pkg.childPackages.size(); 9601 for (int i = 0; i < childCount; i++) { 9602 PackageParser.Package childPkg = pkg.childPackages.get(i); 9603 if (mSettings.hasOtherDisabledSystemPkgWithChildLPr(pkg.packageName, 9604 childPkg.packageName)) { 9605 throw new PackageManagerException("Can't override child of " 9606 + "another disabled app. Ignoring package " + pkg.packageName); 9607 } 9608 } 9609 } 9610 9611 // If we're only installing presumed-existing packages, require that the 9612 // scanned APK is both already known and at the path previously established 9613 // for it. Previously unknown packages we pick up normally, but if we have an 9614 // a priori expectation about this package's install presence, enforce it. 9615 // With a singular exception for new system packages. When an OTA contains 9616 // a new system package, we allow the codepath to change from a system location 9617 // to the user-installed location. If we don't allow this change, any newer, 9618 // user-installed version of the application will be ignored. 9619 if ((scanFlags & SCAN_REQUIRE_KNOWN) != 0) { 9620 if (mExpectingBetter.containsKey(pkg.packageName)) { 9621 logCriticalInfo(Log.WARN, 9622 "Relax SCAN_REQUIRE_KNOWN requirement for package " + pkg.packageName); 9623 } else { 9624 PackageSetting known = mSettings.getPackageLPr(pkg.packageName); 9625 if (known != null) { 9626 if (DEBUG_PACKAGE_SCANNING) { 9627 Log.d(TAG, "Examining " + pkg.codePath 9628 + " and requiring known paths " + known.codePathString 9629 + " & " + known.resourcePathString); 9630 } 9631 if (!pkg.applicationInfo.getCodePath().equals(known.codePathString) 9632 || !pkg.applicationInfo.getResourcePath().equals( 9633 known.resourcePathString)) { 9634 throw new PackageManagerException(INSTALL_FAILED_PACKAGE_CHANGED, 9635 "Application package " + pkg.packageName 9636 + " found at " + pkg.applicationInfo.getCodePath() 9637 + " but expected at " + known.codePathString 9638 + "; ignoring."); 9639 } 9640 } 9641 } 9642 } 9643 9644 // Verify that this new package doesn't have any content providers 9645 // that conflict with existing packages. Only do this if the 9646 // package isn't already installed, since we don't want to break 9647 // things that are installed. 9648 if ((scanFlags & SCAN_NEW_INSTALL) != 0) { 9649 final int N = pkg.providers.size(); 9650 int i; 9651 for (i=0; i<N; i++) { 9652 PackageParser.Provider p = pkg.providers.get(i); 9653 if (p.info.authority != null) { 9654 String names[] = p.info.authority.split(";"); 9655 for (int j = 0; j < names.length; j++) { 9656 if (mProvidersByAuthority.containsKey(names[j])) { 9657 PackageParser.Provider other = mProvidersByAuthority.get(names[j]); 9658 final String otherPackageName = 9659 ((other != null && other.getComponentName() != null) ? 9660 other.getComponentName().getPackageName() : "?"); 9661 throw new PackageManagerException( 9662 INSTALL_FAILED_CONFLICTING_PROVIDER, 9663 "Can't install because provider name " + names[j] 9664 + " (in package " + pkg.applicationInfo.packageName 9665 + ") is already used by " + otherPackageName); 9666 } 9667 } 9668 } 9669 } 9670 } 9671 } 9672 } 9673 9674 private boolean addSharedLibraryLPw(String path, String apk, String name, int version, 9675 int type, String declaringPackageName, int declaringVersionCode) { 9676 SparseArray<SharedLibraryEntry> versionedLib = mSharedLibraries.get(name); 9677 if (versionedLib == null) { 9678 versionedLib = new SparseArray<>(); 9679 mSharedLibraries.put(name, versionedLib); 9680 if (type == SharedLibraryInfo.TYPE_STATIC) { 9681 mStaticLibsByDeclaringPackage.put(declaringPackageName, versionedLib); 9682 } 9683 } else if (versionedLib.indexOfKey(version) >= 0) { 9684 return false; 9685 } 9686 SharedLibraryEntry libEntry = new SharedLibraryEntry(path, apk, name, 9687 version, type, declaringPackageName, declaringVersionCode); 9688 versionedLib.put(version, libEntry); 9689 return true; 9690 } 9691 9692 private boolean removeSharedLibraryLPw(String name, int version) { 9693 SparseArray<SharedLibraryEntry> versionedLib = mSharedLibraries.get(name); 9694 if (versionedLib == null) { 9695 return false; 9696 } 9697 final int libIdx = versionedLib.indexOfKey(version); 9698 if (libIdx < 0) { 9699 return false; 9700 } 9701 SharedLibraryEntry libEntry = versionedLib.valueAt(libIdx); 9702 versionedLib.remove(version); 9703 if (versionedLib.size() <= 0) { 9704 mSharedLibraries.remove(name); 9705 if (libEntry.info.getType() == SharedLibraryInfo.TYPE_STATIC) { 9706 mStaticLibsByDeclaringPackage.remove(libEntry.info.getDeclaringPackage() 9707 .getPackageName()); 9708 } 9709 } 9710 return true; 9711 } 9712 9713 /** 9714 * Adds a scanned package to the system. When this method is finished, the package will 9715 * be available for query, resolution, etc... 9716 */ 9717 private void commitPackageSettings(PackageParser.Package pkg, PackageSetting pkgSetting, 9718 UserHandle user, int scanFlags, boolean chatty) throws PackageManagerException { 9719 final String pkgName = pkg.packageName; 9720 if (mCustomResolverComponentName != null && 9721 mCustomResolverComponentName.getPackageName().equals(pkg.packageName)) { 9722 setUpCustomResolverActivity(pkg); 9723 } 9724 9725 if (pkg.packageName.equals("android")) { 9726 synchronized (mPackages) { 9727 if ((scanFlags & SCAN_CHECK_ONLY) == 0) { 9728 // Set up information for our fall-back user intent resolution activity. 9729 mPlatformPackage = pkg; 9730 pkg.mVersionCode = mSdkVersion; 9731 mAndroidApplication = pkg.applicationInfo; 9732 9733 if (!mResolverReplaced) { 9734 mResolveActivity.applicationInfo = mAndroidApplication; 9735 mResolveActivity.name = ResolverActivity.class.getName(); 9736 mResolveActivity.packageName = mAndroidApplication.packageName; 9737 mResolveActivity.processName = "system:ui"; 9738 mResolveActivity.launchMode = ActivityInfo.LAUNCH_MULTIPLE; 9739 mResolveActivity.documentLaunchMode = ActivityInfo.DOCUMENT_LAUNCH_NEVER; 9740 mResolveActivity.flags = ActivityInfo.FLAG_EXCLUDE_FROM_RECENTS; 9741 mResolveActivity.theme = R.style.Theme_Material_Dialog_Alert; 9742 mResolveActivity.exported = true; 9743 mResolveActivity.enabled = true; 9744 mResolveActivity.resizeMode = ActivityInfo.RESIZE_MODE_RESIZEABLE; 9745 mResolveActivity.configChanges = ActivityInfo.CONFIG_SCREEN_SIZE 9746 | ActivityInfo.CONFIG_SMALLEST_SCREEN_SIZE 9747 | ActivityInfo.CONFIG_SCREEN_LAYOUT 9748 | ActivityInfo.CONFIG_ORIENTATION 9749 | ActivityInfo.CONFIG_KEYBOARD 9750 | ActivityInfo.CONFIG_KEYBOARD_HIDDEN; 9751 mResolveInfo.activityInfo = mResolveActivity; 9752 mResolveInfo.priority = 0; 9753 mResolveInfo.preferredOrder = 0; 9754 mResolveInfo.match = 0; 9755 mResolveComponentName = new ComponentName( 9756 mAndroidApplication.packageName, mResolveActivity.name); 9757 } 9758 } 9759 } 9760 } 9761 9762 ArrayList<PackageParser.Package> clientLibPkgs = null; 9763 // writer 9764 synchronized (mPackages) { 9765 boolean hasStaticSharedLibs = false; 9766 9767 // Any app can add new static shared libraries 9768 if (pkg.staticSharedLibName != null) { 9769 // Static shared libs don't allow renaming as they have synthetic package 9770 // names to allow install of multiple versions, so use name from manifest. 9771 if (addSharedLibraryLPw(null, pkg.packageName, pkg.staticSharedLibName, 9772 pkg.staticSharedLibVersion, SharedLibraryInfo.TYPE_STATIC, 9773 pkg.manifestPackageName, pkg.mVersionCode)) { 9774 hasStaticSharedLibs = true; 9775 } else { 9776 Slog.w(TAG, "Package " + pkg.packageName + " library " 9777 + pkg.staticSharedLibName + " already exists; skipping"); 9778 } 9779 // Static shared libs cannot be updated once installed since they 9780 // use synthetic package name which includes the version code, so 9781 // not need to update other packages's shared lib dependencies. 9782 } 9783 9784 if (!hasStaticSharedLibs 9785 && (pkg.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) != 0) { 9786 // Only system apps can add new dynamic shared libraries. 9787 if (pkg.libraryNames != null) { 9788 for (int i = 0; i < pkg.libraryNames.size(); i++) { 9789 String name = pkg.libraryNames.get(i); 9790 boolean allowed = false; 9791 if (pkg.isUpdatedSystemApp()) { 9792 // New library entries can only be added through the 9793 // system image. This is important to get rid of a lot 9794 // of nasty edge cases: for example if we allowed a non- 9795 // system update of the app to add a library, then uninstalling 9796 // the update would make the library go away, and assumptions 9797 // we made such as through app install filtering would now 9798 // have allowed apps on the device which aren't compatible 9799 // with it. Better to just have the restriction here, be 9800 // conservative, and create many fewer cases that can negatively 9801 // impact the user experience. 9802 final PackageSetting sysPs = mSettings 9803 .getDisabledSystemPkgLPr(pkg.packageName); 9804 if (sysPs.pkg != null && sysPs.pkg.libraryNames != null) { 9805 for (int j = 0; j < sysPs.pkg.libraryNames.size(); j++) { 9806 if (name.equals(sysPs.pkg.libraryNames.get(j))) { 9807 allowed = true; 9808 break; 9809 } 9810 } 9811 } 9812 } else { 9813 allowed = true; 9814 } 9815 if (allowed) { 9816 if (!addSharedLibraryLPw(null, pkg.packageName, name, 9817 SharedLibraryInfo.VERSION_UNDEFINED, 9818 SharedLibraryInfo.TYPE_DYNAMIC, 9819 pkg.packageName, pkg.mVersionCode)) { 9820 Slog.w(TAG, "Package " + pkg.packageName + " library " 9821 + name + " already exists; skipping"); 9822 } 9823 } else { 9824 Slog.w(TAG, "Package " + pkg.packageName + " declares lib " 9825 + name + " that is not declared on system image; skipping"); 9826 } 9827 } 9828 9829 if ((scanFlags & SCAN_BOOTING) == 0) { 9830 // If we are not booting, we need to update any applications 9831 // that are clients of our shared library. If we are booting, 9832 // this will all be done once the scan is complete. 9833 clientLibPkgs = updateAllSharedLibrariesLPw(pkg); 9834 } 9835 } 9836 } 9837 } 9838 9839 if ((scanFlags & SCAN_BOOTING) != 0) { 9840 // No apps can run during boot scan, so they don't need to be frozen 9841 } else if ((scanFlags & SCAN_DONT_KILL_APP) != 0) { 9842 // Caller asked to not kill app, so it's probably not frozen 9843 } else if ((scanFlags & SCAN_IGNORE_FROZEN) != 0) { 9844 // Caller asked us to ignore frozen check for some reason; they 9845 // probably didn't know the package name 9846 } else { 9847 // We're doing major surgery on this package, so it better be frozen 9848 // right now to keep it from launching 9849 checkPackageFrozen(pkgName); 9850 } 9851 9852 // Also need to kill any apps that are dependent on the library. 9853 if (clientLibPkgs != null) { 9854 for (int i=0; i<clientLibPkgs.size(); i++) { 9855 PackageParser.Package clientPkg = clientLibPkgs.get(i); 9856 killApplication(clientPkg.applicationInfo.packageName, 9857 clientPkg.applicationInfo.uid, "update lib"); 9858 } 9859 } 9860 9861 // writer 9862 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "updateSettings"); 9863 9864 boolean createIdmapFailed = false; 9865 synchronized (mPackages) { 9866 // We don't expect installation to fail beyond this point 9867 9868 if (pkgSetting.pkg != null) { 9869 // Note that |user| might be null during the initial boot scan. If a codePath 9870 // for an app has changed during a boot scan, it's due to an app update that's 9871 // part of the system partition and marker changes must be applied to all users. 9872 final int userId = ((user != null) ? user : UserHandle.ALL).getIdentifier(); 9873 final int[] userIds = resolveUserIds(userId); 9874 maybeRenameForeignDexMarkers(pkgSetting.pkg, pkg, userIds); 9875 } 9876 9877 // Add the new setting to mSettings 9878 mSettings.insertPackageSettingLPw(pkgSetting, pkg); 9879 // Add the new setting to mPackages 9880 mPackages.put(pkg.applicationInfo.packageName, pkg); 9881 // Make sure we don't accidentally delete its data. 9882 final Iterator<PackageCleanItem> iter = mSettings.mPackagesToBeCleaned.iterator(); 9883 while (iter.hasNext()) { 9884 PackageCleanItem item = iter.next(); 9885 if (pkgName.equals(item.packageName)) { 9886 iter.remove(); 9887 } 9888 } 9889 9890 // Add the package's KeySets to the global KeySetManagerService 9891 KeySetManagerService ksms = mSettings.mKeySetManagerService; 9892 ksms.addScannedPackageLPw(pkg); 9893 9894 int N = pkg.providers.size(); 9895 StringBuilder r = null; 9896 int i; 9897 for (i=0; i<N; i++) { 9898 PackageParser.Provider p = pkg.providers.get(i); 9899 p.info.processName = fixProcessName(pkg.applicationInfo.processName, 9900 p.info.processName); 9901 mProviders.addProvider(p); 9902 p.syncable = p.info.isSyncable; 9903 if (p.info.authority != null) { 9904 String names[] = p.info.authority.split(";"); 9905 p.info.authority = null; 9906 for (int j = 0; j < names.length; j++) { 9907 if (j == 1 && p.syncable) { 9908 // We only want the first authority for a provider to possibly be 9909 // syncable, so if we already added this provider using a different 9910 // authority clear the syncable flag. We copy the provider before 9911 // changing it because the mProviders object contains a reference 9912 // to a provider that we don't want to change. 9913 // Only do this for the second authority since the resulting provider 9914 // object can be the same for all future authorities for this provider. 9915 p = new PackageParser.Provider(p); 9916 p.syncable = false; 9917 } 9918 if (!mProvidersByAuthority.containsKey(names[j])) { 9919 mProvidersByAuthority.put(names[j], p); 9920 if (p.info.authority == null) { 9921 p.info.authority = names[j]; 9922 } else { 9923 p.info.authority = p.info.authority + ";" + names[j]; 9924 } 9925 if (DEBUG_PACKAGE_SCANNING) { 9926 if (chatty) 9927 Log.d(TAG, "Registered content provider: " + names[j] 9928 + ", className = " + p.info.name + ", isSyncable = " 9929 + p.info.isSyncable); 9930 } 9931 } else { 9932 PackageParser.Provider other = mProvidersByAuthority.get(names[j]); 9933 Slog.w(TAG, "Skipping provider name " + names[j] + 9934 " (in package " + pkg.applicationInfo.packageName + 9935 "): name already used by " 9936 + ((other != null && other.getComponentName() != null) 9937 ? other.getComponentName().getPackageName() : "?")); 9938 } 9939 } 9940 } 9941 if (chatty) { 9942 if (r == null) { 9943 r = new StringBuilder(256); 9944 } else { 9945 r.append(' '); 9946 } 9947 r.append(p.info.name); 9948 } 9949 } 9950 if (r != null) { 9951 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Providers: " + r); 9952 } 9953 9954 N = pkg.services.size(); 9955 r = null; 9956 for (i=0; i<N; i++) { 9957 PackageParser.Service s = pkg.services.get(i); 9958 s.info.processName = fixProcessName(pkg.applicationInfo.processName, 9959 s.info.processName); 9960 mServices.addService(s); 9961 if (chatty) { 9962 if (r == null) { 9963 r = new StringBuilder(256); 9964 } else { 9965 r.append(' '); 9966 } 9967 r.append(s.info.name); 9968 } 9969 } 9970 if (r != null) { 9971 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Services: " + r); 9972 } 9973 9974 N = pkg.receivers.size(); 9975 r = null; 9976 for (i=0; i<N; i++) { 9977 PackageParser.Activity a = pkg.receivers.get(i); 9978 a.info.processName = fixProcessName(pkg.applicationInfo.processName, 9979 a.info.processName); 9980 mReceivers.addActivity(a, "receiver"); 9981 if (chatty) { 9982 if (r == null) { 9983 r = new StringBuilder(256); 9984 } else { 9985 r.append(' '); 9986 } 9987 r.append(a.info.name); 9988 } 9989 } 9990 if (r != null) { 9991 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Receivers: " + r); 9992 } 9993 9994 N = pkg.activities.size(); 9995 r = null; 9996 for (i=0; i<N; i++) { 9997 PackageParser.Activity a = pkg.activities.get(i); 9998 a.info.processName = fixProcessName(pkg.applicationInfo.processName, 9999 a.info.processName); 10000 mActivities.addActivity(a, "activity"); 10001 if (chatty) { 10002 if (r == null) { 10003 r = new StringBuilder(256); 10004 } else { 10005 r.append(' '); 10006 } 10007 r.append(a.info.name); 10008 } 10009 } 10010 if (r != null) { 10011 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Activities: " + r); 10012 } 10013 10014 N = pkg.permissionGroups.size(); 10015 r = null; 10016 for (i=0; i<N; i++) { 10017 PackageParser.PermissionGroup pg = pkg.permissionGroups.get(i); 10018 PackageParser.PermissionGroup cur = mPermissionGroups.get(pg.info.name); 10019 final String curPackageName = cur == null ? null : cur.info.packageName; 10020 // Dont allow ephemeral apps to define new permission groups. 10021 if (pkg.applicationInfo.isInstantApp()) { 10022 Slog.w(TAG, "Permission group " + pg.info.name + " from package " 10023 + pg.info.packageName 10024 + " ignored: ephemeral apps cannot define new permission groups."); 10025 continue; 10026 } 10027 final boolean isPackageUpdate = pg.info.packageName.equals(curPackageName); 10028 if (cur == null || isPackageUpdate) { 10029 mPermissionGroups.put(pg.info.name, pg); 10030 if (chatty) { 10031 if (r == null) { 10032 r = new StringBuilder(256); 10033 } else { 10034 r.append(' '); 10035 } 10036 if (isPackageUpdate) { 10037 r.append("UPD:"); 10038 } 10039 r.append(pg.info.name); 10040 } 10041 } else { 10042 Slog.w(TAG, "Permission group " + pg.info.name + " from package " 10043 + pg.info.packageName + " ignored: original from " 10044 + cur.info.packageName); 10045 if (chatty) { 10046 if (r == null) { 10047 r = new StringBuilder(256); 10048 } else { 10049 r.append(' '); 10050 } 10051 r.append("DUP:"); 10052 r.append(pg.info.name); 10053 } 10054 } 10055 } 10056 if (r != null) { 10057 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Permission Groups: " + r); 10058 } 10059 10060 N = pkg.permissions.size(); 10061 r = null; 10062 for (i=0; i<N; i++) { 10063 PackageParser.Permission p = pkg.permissions.get(i); 10064 10065 // Dont allow ephemeral apps to define new permissions. 10066 if (pkg.applicationInfo.isInstantApp()) { 10067 Slog.w(TAG, "Permission " + p.info.name + " from package " 10068 + p.info.packageName 10069 + " ignored: ephemeral apps cannot define new permissions."); 10070 continue; 10071 } 10072 10073 // Assume by default that we did not install this permission into the system. 10074 p.info.flags &= ~PermissionInfo.FLAG_INSTALLED; 10075 10076 // Now that permission groups have a special meaning, we ignore permission 10077 // groups for legacy apps to prevent unexpected behavior. In particular, 10078 // permissions for one app being granted to someone just becase they happen 10079 // to be in a group defined by another app (before this had no implications). 10080 if (pkg.applicationInfo.targetSdkVersion > Build.VERSION_CODES.LOLLIPOP_MR1) { 10081 p.group = mPermissionGroups.get(p.info.group); 10082 // Warn for a permission in an unknown group. 10083 if (p.info.group != null && p.group == null) { 10084 Slog.w(TAG, "Permission " + p.info.name + " from package " 10085 + p.info.packageName + " in an unknown group " + p.info.group); 10086 } 10087 } 10088 10089 ArrayMap<String, BasePermission> permissionMap = 10090 p.tree ? mSettings.mPermissionTrees 10091 : mSettings.mPermissions; 10092 BasePermission bp = permissionMap.get(p.info.name); 10093 10094 // Allow system apps to redefine non-system permissions 10095 if (bp != null && !Objects.equals(bp.sourcePackage, p.info.packageName)) { 10096 final boolean currentOwnerIsSystem = (bp.perm != null 10097 && isSystemApp(bp.perm.owner)); 10098 if (isSystemApp(p.owner)) { 10099 if (bp.type == BasePermission.TYPE_BUILTIN && bp.perm == null) { 10100 // It's a built-in permission and no owner, take ownership now 10101 bp.packageSetting = pkgSetting; 10102 bp.perm = p; 10103 bp.uid = pkg.applicationInfo.uid; 10104 bp.sourcePackage = p.info.packageName; 10105 p.info.flags |= PermissionInfo.FLAG_INSTALLED; 10106 } else if (!currentOwnerIsSystem) { 10107 String msg = "New decl " + p.owner + " of permission " 10108 + p.info.name + " is system; overriding " + bp.sourcePackage; 10109 reportSettingsProblem(Log.WARN, msg); 10110 bp = null; 10111 } 10112 } 10113 } 10114 10115 if (bp == null) { 10116 bp = new BasePermission(p.info.name, p.info.packageName, 10117 BasePermission.TYPE_NORMAL); 10118 permissionMap.put(p.info.name, bp); 10119 } 10120 10121 if (bp.perm == null) { 10122 if (bp.sourcePackage == null 10123 || bp.sourcePackage.equals(p.info.packageName)) { 10124 BasePermission tree = findPermissionTreeLP(p.info.name); 10125 if (tree == null 10126 || tree.sourcePackage.equals(p.info.packageName)) { 10127 bp.packageSetting = pkgSetting; 10128 bp.perm = p; 10129 bp.uid = pkg.applicationInfo.uid; 10130 bp.sourcePackage = p.info.packageName; 10131 p.info.flags |= PermissionInfo.FLAG_INSTALLED; 10132 if (chatty) { 10133 if (r == null) { 10134 r = new StringBuilder(256); 10135 } else { 10136 r.append(' '); 10137 } 10138 r.append(p.info.name); 10139 } 10140 } else { 10141 Slog.w(TAG, "Permission " + p.info.name + " from package " 10142 + p.info.packageName + " ignored: base tree " 10143 + tree.name + " is from package " 10144 + tree.sourcePackage); 10145 } 10146 } else { 10147 Slog.w(TAG, "Permission " + p.info.name + " from package " 10148 + p.info.packageName + " ignored: original from " 10149 + bp.sourcePackage); 10150 } 10151 } else if (chatty) { 10152 if (r == null) { 10153 r = new StringBuilder(256); 10154 } else { 10155 r.append(' '); 10156 } 10157 r.append("DUP:"); 10158 r.append(p.info.name); 10159 } 10160 if (bp.perm == p) { 10161 bp.protectionLevel = p.info.protectionLevel; 10162 } 10163 } 10164 10165 if (r != null) { 10166 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Permissions: " + r); 10167 } 10168 10169 N = pkg.instrumentation.size(); 10170 r = null; 10171 for (i=0; i<N; i++) { 10172 PackageParser.Instrumentation a = pkg.instrumentation.get(i); 10173 a.info.packageName = pkg.applicationInfo.packageName; 10174 a.info.sourceDir = pkg.applicationInfo.sourceDir; 10175 a.info.publicSourceDir = pkg.applicationInfo.publicSourceDir; 10176 a.info.splitNames = pkg.splitNames; 10177 a.info.splitSourceDirs = pkg.applicationInfo.splitSourceDirs; 10178 a.info.splitPublicSourceDirs = pkg.applicationInfo.splitPublicSourceDirs; 10179 a.info.splitDependencies = pkg.applicationInfo.splitDependencies; 10180 a.info.dataDir = pkg.applicationInfo.dataDir; 10181 a.info.deviceProtectedDataDir = pkg.applicationInfo.deviceProtectedDataDir; 10182 a.info.credentialProtectedDataDir = pkg.applicationInfo.credentialProtectedDataDir; 10183 a.info.nativeLibraryDir = pkg.applicationInfo.nativeLibraryDir; 10184 a.info.secondaryNativeLibraryDir = pkg.applicationInfo.secondaryNativeLibraryDir; 10185 mInstrumentation.put(a.getComponentName(), a); 10186 if (chatty) { 10187 if (r == null) { 10188 r = new StringBuilder(256); 10189 } else { 10190 r.append(' '); 10191 } 10192 r.append(a.info.name); 10193 } 10194 } 10195 if (r != null) { 10196 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Instrumentation: " + r); 10197 } 10198 10199 if (pkg.protectedBroadcasts != null) { 10200 N = pkg.protectedBroadcasts.size(); 10201 for (i=0; i<N; i++) { 10202 mProtectedBroadcasts.add(pkg.protectedBroadcasts.get(i)); 10203 } 10204 } 10205 10206 // Create idmap files for pairs of (packages, overlay packages). 10207 // Note: "android", ie framework-res.apk, is handled by native layers. 10208 if (pkg.mOverlayTarget != null) { 10209 // This is an overlay package. 10210 if (pkg.mOverlayTarget != null && !pkg.mOverlayTarget.equals("android")) { 10211 if (!mOverlays.containsKey(pkg.mOverlayTarget)) { 10212 mOverlays.put(pkg.mOverlayTarget, 10213 new ArrayMap<String, PackageParser.Package>()); 10214 } 10215 ArrayMap<String, PackageParser.Package> map = mOverlays.get(pkg.mOverlayTarget); 10216 map.put(pkg.packageName, pkg); 10217 PackageParser.Package orig = mPackages.get(pkg.mOverlayTarget); 10218 if (orig != null && !createIdmapForPackagePairLI(orig, pkg)) { 10219 createIdmapFailed = true; 10220 } 10221 } 10222 } else if (mOverlays.containsKey(pkg.packageName) && 10223 !pkg.packageName.equals("android")) { 10224 // This is a regular package, with one or more known overlay packages. 10225 createIdmapsForPackageLI(pkg); 10226 } 10227 } 10228 10229 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 10230 10231 if (createIdmapFailed) { 10232 throw new PackageManagerException(INSTALL_FAILED_UPDATE_INCOMPATIBLE, 10233 "scanPackageLI failed to createIdmap"); 10234 } 10235 } 10236 10237 private static void maybeRenameForeignDexMarkers(PackageParser.Package existing, 10238 PackageParser.Package update, int[] userIds) { 10239 if (existing.applicationInfo == null || update.applicationInfo == null) { 10240 // This isn't due to an app installation. 10241 return; 10242 } 10243 10244 final File oldCodePath = new File(existing.applicationInfo.getCodePath()); 10245 final File newCodePath = new File(update.applicationInfo.getCodePath()); 10246 10247 // The codePath hasn't changed, so there's nothing for us to do. 10248 if (Objects.equals(oldCodePath, newCodePath)) { 10249 return; 10250 } 10251 10252 File canonicalNewCodePath; 10253 try { 10254 canonicalNewCodePath = new File(PackageManagerServiceUtils.realpath(newCodePath)); 10255 } catch (IOException e) { 10256 Slog.w(TAG, "Failed to get canonical path.", e); 10257 return; 10258 } 10259 10260 // This is a bit of a hack. The oldCodePath doesn't exist at this point (because 10261 // we've already renamed / deleted it) so we cannot call realpath on it. Here we assume 10262 // that the last component of the path (i.e, the name) doesn't need canonicalization 10263 // (i.e, that it isn't ".", ".." or a symbolic link). This is a valid assumption for now 10264 // but may change in the future. Hopefully this function won't exist at that point. 10265 final File canonicalOldCodePath = new File(canonicalNewCodePath.getParentFile(), 10266 oldCodePath.getName()); 10267 10268 // Calculate the prefixes of the markers. These are just the paths with "/" replaced 10269 // with "@". 10270 String oldMarkerPrefix = canonicalOldCodePath.getAbsolutePath().replace('/', '@'); 10271 if (!oldMarkerPrefix.endsWith("@")) { 10272 oldMarkerPrefix += "@"; 10273 } 10274 String newMarkerPrefix = canonicalNewCodePath.getAbsolutePath().replace('/', '@'); 10275 if (!newMarkerPrefix.endsWith("@")) { 10276 newMarkerPrefix += "@"; 10277 } 10278 10279 List<String> updatedPaths = update.getAllCodePathsExcludingResourceOnly(); 10280 List<String> markerSuffixes = new ArrayList<String>(updatedPaths.size()); 10281 for (String updatedPath : updatedPaths) { 10282 String updatedPathName = new File(updatedPath).getName(); 10283 markerSuffixes.add(updatedPathName.replace('/', '@')); 10284 } 10285 10286 for (int userId : userIds) { 10287 File profileDir = Environment.getDataProfilesDeForeignDexDirectory(userId); 10288 10289 for (String markerSuffix : markerSuffixes) { 10290 File oldForeignUseMark = new File(profileDir, oldMarkerPrefix + markerSuffix); 10291 File newForeignUseMark = new File(profileDir, newMarkerPrefix + markerSuffix); 10292 if (oldForeignUseMark.exists()) { 10293 try { 10294 Os.rename(oldForeignUseMark.getAbsolutePath(), 10295 newForeignUseMark.getAbsolutePath()); 10296 } catch (ErrnoException e) { 10297 Slog.w(TAG, "Failed to rename foreign use marker", e); 10298 oldForeignUseMark.delete(); 10299 } 10300 } 10301 } 10302 } 10303 } 10304 10305 /** 10306 * Derive the ABI of a non-system package located at {@code scanFile}. This information 10307 * is derived purely on the basis of the contents of {@code scanFile} and 10308 * {@code cpuAbiOverride}. 10309 * 10310 * If {@code extractLibs} is true, native libraries are extracted from the app if required. 10311 */ 10312 private static void derivePackageAbi(PackageParser.Package pkg, File scanFile, 10313 String cpuAbiOverride, boolean extractLibs, 10314 File appLib32InstallDir) 10315 throws PackageManagerException { 10316 // Give ourselves some initial paths; we'll come back for another 10317 // pass once we've determined ABI below. 10318 setNativeLibraryPaths(pkg, appLib32InstallDir); 10319 10320 // We would never need to extract libs for forward-locked and external packages, 10321 // since the container service will do it for us. We shouldn't attempt to 10322 // extract libs from system app when it was not updated. 10323 if (pkg.isForwardLocked() || pkg.applicationInfo.isExternalAsec() || 10324 (isSystemApp(pkg) && !pkg.isUpdatedSystemApp())) { 10325 extractLibs = false; 10326 } 10327 10328 final String nativeLibraryRootStr = pkg.applicationInfo.nativeLibraryRootDir; 10329 final boolean useIsaSpecificSubdirs = pkg.applicationInfo.nativeLibraryRootRequiresIsa; 10330 10331 NativeLibraryHelper.Handle handle = null; 10332 try { 10333 handle = NativeLibraryHelper.Handle.create(pkg); 10334 // TODO(multiArch): This can be null for apps that didn't go through the 10335 // usual installation process. We can calculate it again, like we 10336 // do during install time. 10337 // 10338 // TODO(multiArch): Why do we need to rescan ASEC apps again ? It seems totally 10339 // unnecessary. 10340 final File nativeLibraryRoot = new File(nativeLibraryRootStr); 10341 10342 // Null out the abis so that they can be recalculated. 10343 pkg.applicationInfo.primaryCpuAbi = null; 10344 pkg.applicationInfo.secondaryCpuAbi = null; 10345 if (isMultiArch(pkg.applicationInfo)) { 10346 // Warn if we've set an abiOverride for multi-lib packages.. 10347 // By definition, we need to copy both 32 and 64 bit libraries for 10348 // such packages. 10349 if (pkg.cpuAbiOverride != null 10350 && !NativeLibraryHelper.CLEAR_ABI_OVERRIDE.equals(pkg.cpuAbiOverride)) { 10351 Slog.w(TAG, "Ignoring abiOverride for multi arch application."); 10352 } 10353 10354 int abi32 = PackageManager.NO_NATIVE_LIBRARIES; 10355 int abi64 = PackageManager.NO_NATIVE_LIBRARIES; 10356 if (Build.SUPPORTED_32_BIT_ABIS.length > 0) { 10357 if (extractLibs) { 10358 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "copyNativeBinaries"); 10359 abi32 = NativeLibraryHelper.copyNativeBinariesForSupportedAbi(handle, 10360 nativeLibraryRoot, Build.SUPPORTED_32_BIT_ABIS, 10361 useIsaSpecificSubdirs); 10362 } else { 10363 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "findSupportedAbi"); 10364 abi32 = NativeLibraryHelper.findSupportedAbi(handle, Build.SUPPORTED_32_BIT_ABIS); 10365 } 10366 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 10367 } 10368 10369 maybeThrowExceptionForMultiArchCopy( 10370 "Error unpackaging 32 bit native libs for multiarch app.", abi32); 10371 10372 if (Build.SUPPORTED_64_BIT_ABIS.length > 0) { 10373 if (extractLibs) { 10374 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "copyNativeBinaries"); 10375 abi64 = NativeLibraryHelper.copyNativeBinariesForSupportedAbi(handle, 10376 nativeLibraryRoot, Build.SUPPORTED_64_BIT_ABIS, 10377 useIsaSpecificSubdirs); 10378 } else { 10379 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "findSupportedAbi"); 10380 abi64 = NativeLibraryHelper.findSupportedAbi(handle, Build.SUPPORTED_64_BIT_ABIS); 10381 } 10382 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 10383 } 10384 10385 maybeThrowExceptionForMultiArchCopy( 10386 "Error unpackaging 64 bit native libs for multiarch app.", abi64); 10387 10388 if (abi64 >= 0) { 10389 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[abi64]; 10390 } 10391 10392 if (abi32 >= 0) { 10393 final String abi = Build.SUPPORTED_32_BIT_ABIS[abi32]; 10394 if (abi64 >= 0) { 10395 if (pkg.use32bitAbi) { 10396 pkg.applicationInfo.secondaryCpuAbi = pkg.applicationInfo.primaryCpuAbi; 10397 pkg.applicationInfo.primaryCpuAbi = abi; 10398 } else { 10399 pkg.applicationInfo.secondaryCpuAbi = abi; 10400 } 10401 } else { 10402 pkg.applicationInfo.primaryCpuAbi = abi; 10403 } 10404 } 10405 10406 } else { 10407 String[] abiList = (cpuAbiOverride != null) ? 10408 new String[] { cpuAbiOverride } : Build.SUPPORTED_ABIS; 10409 10410 // Enable gross and lame hacks for apps that are built with old 10411 // SDK tools. We must scan their APKs for renderscript bitcode and 10412 // not launch them if it's present. Don't bother checking on devices 10413 // that don't have 64 bit support. 10414 boolean needsRenderScriptOverride = false; 10415 if (Build.SUPPORTED_64_BIT_ABIS.length > 0 && cpuAbiOverride == null && 10416 NativeLibraryHelper.hasRenderscriptBitcode(handle)) { 10417 abiList = Build.SUPPORTED_32_BIT_ABIS; 10418 needsRenderScriptOverride = true; 10419 } 10420 10421 final int copyRet; 10422 if (extractLibs) { 10423 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "copyNativeBinaries"); 10424 copyRet = NativeLibraryHelper.copyNativeBinariesForSupportedAbi(handle, 10425 nativeLibraryRoot, abiList, useIsaSpecificSubdirs); 10426 } else { 10427 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "findSupportedAbi"); 10428 copyRet = NativeLibraryHelper.findSupportedAbi(handle, abiList); 10429 } 10430 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 10431 10432 if (copyRet < 0 && copyRet != PackageManager.NO_NATIVE_LIBRARIES) { 10433 throw new PackageManagerException(INSTALL_FAILED_INTERNAL_ERROR, 10434 "Error unpackaging native libs for app, errorCode=" + copyRet); 10435 } 10436 10437 if (copyRet >= 0) { 10438 pkg.applicationInfo.primaryCpuAbi = abiList[copyRet]; 10439 } else if (copyRet == PackageManager.NO_NATIVE_LIBRARIES && cpuAbiOverride != null) { 10440 pkg.applicationInfo.primaryCpuAbi = cpuAbiOverride; 10441 } else if (needsRenderScriptOverride) { 10442 pkg.applicationInfo.primaryCpuAbi = abiList[0]; 10443 } 10444 } 10445 } catch (IOException ioe) { 10446 Slog.e(TAG, "Unable to get canonical file " + ioe.toString()); 10447 } finally { 10448 IoUtils.closeQuietly(handle); 10449 } 10450 10451 // Now that we've calculated the ABIs and determined if it's an internal app, 10452 // we will go ahead and populate the nativeLibraryPath. 10453 setNativeLibraryPaths(pkg, appLib32InstallDir); 10454 } 10455 10456 /** 10457 * Adjusts ABIs for a set of packages belonging to a shared user so that they all match. 10458 * i.e, so that all packages can be run inside a single process if required. 10459 * 10460 * Optionally, callers can pass in a parsed package via {@code newPackage} in which case 10461 * this function will either try and make the ABI for all packages in {@code packagesForUser} 10462 * match {@code scannedPackage} or will update the ABI of {@code scannedPackage} to match 10463 * the ABI selected for {@code packagesForUser}. This variant is used when installing or 10464 * updating a package that belongs to a shared user. 10465 * 10466 * NOTE: We currently only match for the primary CPU abi string. Matching the secondary 10467 * adds unnecessary complexity. 10468 */ 10469 private void adjustCpuAbisForSharedUserLPw(Set<PackageSetting> packagesForUser, 10470 PackageParser.Package scannedPackage) { 10471 String requiredInstructionSet = null; 10472 if (scannedPackage != null && scannedPackage.applicationInfo.primaryCpuAbi != null) { 10473 requiredInstructionSet = VMRuntime.getInstructionSet( 10474 scannedPackage.applicationInfo.primaryCpuAbi); 10475 } 10476 10477 PackageSetting requirer = null; 10478 for (PackageSetting ps : packagesForUser) { 10479 // If packagesForUser contains scannedPackage, we skip it. This will happen 10480 // when scannedPackage is an update of an existing package. Without this check, 10481 // we will never be able to change the ABI of any package belonging to a shared 10482 // user, even if it's compatible with other packages. 10483 if (scannedPackage == null || !scannedPackage.packageName.equals(ps.name)) { 10484 if (ps.primaryCpuAbiString == null) { 10485 continue; 10486 } 10487 10488 final String instructionSet = VMRuntime.getInstructionSet(ps.primaryCpuAbiString); 10489 if (requiredInstructionSet != null && !instructionSet.equals(requiredInstructionSet)) { 10490 // We have a mismatch between instruction sets (say arm vs arm64) warn about 10491 // this but there's not much we can do. 10492 String errorMessage = "Instruction set mismatch, " 10493 + ((requirer == null) ? "[caller]" : requirer) 10494 + " requires " + requiredInstructionSet + " whereas " + ps 10495 + " requires " + instructionSet; 10496 Slog.w(TAG, errorMessage); 10497 } 10498 10499 if (requiredInstructionSet == null) { 10500 requiredInstructionSet = instructionSet; 10501 requirer = ps; 10502 } 10503 } 10504 } 10505 10506 if (requiredInstructionSet != null) { 10507 String adjustedAbi; 10508 if (requirer != null) { 10509 // requirer != null implies that either scannedPackage was null or that scannedPackage 10510 // did not require an ABI, in which case we have to adjust scannedPackage to match 10511 // the ABI of the set (which is the same as requirer's ABI) 10512 adjustedAbi = requirer.primaryCpuAbiString; 10513 if (scannedPackage != null) { 10514 scannedPackage.applicationInfo.primaryCpuAbi = adjustedAbi; 10515 } 10516 } else { 10517 // requirer == null implies that we're updating all ABIs in the set to 10518 // match scannedPackage. 10519 adjustedAbi = scannedPackage.applicationInfo.primaryCpuAbi; 10520 } 10521 10522 for (PackageSetting ps : packagesForUser) { 10523 if (scannedPackage == null || !scannedPackage.packageName.equals(ps.name)) { 10524 if (ps.primaryCpuAbiString != null) { 10525 continue; 10526 } 10527 10528 ps.primaryCpuAbiString = adjustedAbi; 10529 if (ps.pkg != null && ps.pkg.applicationInfo != null && 10530 !TextUtils.equals(adjustedAbi, ps.pkg.applicationInfo.primaryCpuAbi)) { 10531 ps.pkg.applicationInfo.primaryCpuAbi = adjustedAbi; 10532 Slog.i(TAG, "Adjusting ABI for " + ps.name + " to " + adjustedAbi 10533 + " (requirer=" 10534 + (requirer == null ? "null" : requirer.pkg.packageName) 10535 + ", scannedPackage=" 10536 + (scannedPackage != null ? scannedPackage.packageName : "null") 10537 + ")"); 10538 try { 10539 mInstaller.rmdex(ps.codePathString, 10540 getDexCodeInstructionSet(getPreferredInstructionSet())); 10541 } catch (InstallerException ignored) { 10542 } 10543 } 10544 } 10545 } 10546 } 10547 } 10548 10549 private void setUpCustomResolverActivity(PackageParser.Package pkg) { 10550 synchronized (mPackages) { 10551 mResolverReplaced = true; 10552 // Set up information for custom user intent resolution activity. 10553 mResolveActivity.applicationInfo = pkg.applicationInfo; 10554 mResolveActivity.name = mCustomResolverComponentName.getClassName(); 10555 mResolveActivity.packageName = pkg.applicationInfo.packageName; 10556 mResolveActivity.processName = pkg.applicationInfo.packageName; 10557 mResolveActivity.launchMode = ActivityInfo.LAUNCH_MULTIPLE; 10558 mResolveActivity.flags = ActivityInfo.FLAG_EXCLUDE_FROM_RECENTS | 10559 ActivityInfo.FLAG_FINISH_ON_CLOSE_SYSTEM_DIALOGS; 10560 mResolveActivity.theme = 0; 10561 mResolveActivity.exported = true; 10562 mResolveActivity.enabled = true; 10563 mResolveInfo.activityInfo = mResolveActivity; 10564 mResolveInfo.priority = 0; 10565 mResolveInfo.preferredOrder = 0; 10566 mResolveInfo.match = 0; 10567 mResolveComponentName = mCustomResolverComponentName; 10568 Slog.i(TAG, "Replacing default ResolverActivity with custom activity: " + 10569 mResolveComponentName); 10570 } 10571 } 10572 10573 private void setUpEphemeralInstallerActivityLP(ComponentName installerComponent) { 10574 if (installerComponent == null) { 10575 if (DEBUG_EPHEMERAL) { 10576 Slog.d(TAG, "Clear ephemeral installer activity"); 10577 } 10578 mEphemeralInstallerActivity.applicationInfo = null; 10579 return; 10580 } 10581 10582 if (DEBUG_EPHEMERAL) { 10583 Slog.d(TAG, "Set ephemeral installer activity: " + installerComponent); 10584 } 10585 final PackageParser.Package pkg = mPackages.get(installerComponent.getPackageName()); 10586 // Set up information for ephemeral installer activity 10587 mEphemeralInstallerActivity.applicationInfo = pkg.applicationInfo; 10588 mEphemeralInstallerActivity.name = installerComponent.getClassName(); 10589 mEphemeralInstallerActivity.packageName = pkg.applicationInfo.packageName; 10590 mEphemeralInstallerActivity.processName = pkg.applicationInfo.packageName; 10591 mEphemeralInstallerActivity.launchMode = ActivityInfo.LAUNCH_MULTIPLE; 10592 mEphemeralInstallerActivity.flags = ActivityInfo.FLAG_EXCLUDE_FROM_RECENTS 10593 | ActivityInfo.FLAG_FINISH_ON_CLOSE_SYSTEM_DIALOGS; 10594 mEphemeralInstallerActivity.theme = 0; 10595 mEphemeralInstallerActivity.exported = true; 10596 mEphemeralInstallerActivity.enabled = true; 10597 mEphemeralInstallerInfo.activityInfo = mEphemeralInstallerActivity; 10598 mEphemeralInstallerInfo.priority = 0; 10599 mEphemeralInstallerInfo.preferredOrder = 1; 10600 mEphemeralInstallerInfo.isDefault = true; 10601 mEphemeralInstallerInfo.match = IntentFilter.MATCH_CATEGORY_SCHEME_SPECIFIC_PART 10602 | IntentFilter.MATCH_ADJUSTMENT_NORMAL; 10603 } 10604 10605 private static String calculateBundledApkRoot(final String codePathString) { 10606 final File codePath = new File(codePathString); 10607 final File codeRoot; 10608 if (FileUtils.contains(Environment.getRootDirectory(), codePath)) { 10609 codeRoot = Environment.getRootDirectory(); 10610 } else if (FileUtils.contains(Environment.getOemDirectory(), codePath)) { 10611 codeRoot = Environment.getOemDirectory(); 10612 } else if (FileUtils.contains(Environment.getVendorDirectory(), codePath)) { 10613 codeRoot = Environment.getVendorDirectory(); 10614 } else { 10615 // Unrecognized code path; take its top real segment as the apk root: 10616 // e.g. /something/app/blah.apk => /something 10617 try { 10618 File f = codePath.getCanonicalFile(); 10619 File parent = f.getParentFile(); // non-null because codePath is a file 10620 File tmp; 10621 while ((tmp = parent.getParentFile()) != null) { 10622 f = parent; 10623 parent = tmp; 10624 } 10625 codeRoot = f; 10626 Slog.w(TAG, "Unrecognized code path " 10627 + codePath + " - using " + codeRoot); 10628 } catch (IOException e) { 10629 // Can't canonicalize the code path -- shenanigans? 10630 Slog.w(TAG, "Can't canonicalize code path " + codePath); 10631 return Environment.getRootDirectory().getPath(); 10632 } 10633 } 10634 return codeRoot.getPath(); 10635 } 10636 10637 /** 10638 * Derive and set the location of native libraries for the given package, 10639 * which varies depending on where and how the package was installed. 10640 */ 10641 private static void setNativeLibraryPaths(PackageParser.Package pkg, File appLib32InstallDir) { 10642 final ApplicationInfo info = pkg.applicationInfo; 10643 final String codePath = pkg.codePath; 10644 final File codeFile = new File(codePath); 10645 final boolean bundledApp = info.isSystemApp() && !info.isUpdatedSystemApp(); 10646 final boolean asecApp = info.isForwardLocked() || info.isExternalAsec(); 10647 10648 info.nativeLibraryRootDir = null; 10649 info.nativeLibraryRootRequiresIsa = false; 10650 info.nativeLibraryDir = null; 10651 info.secondaryNativeLibraryDir = null; 10652 10653 if (isApkFile(codeFile)) { 10654 // Monolithic install 10655 if (bundledApp) { 10656 // If "/system/lib64/apkname" exists, assume that is the per-package 10657 // native library directory to use; otherwise use "/system/lib/apkname". 10658 final String apkRoot = calculateBundledApkRoot(info.sourceDir); 10659 final boolean is64Bit = VMRuntime.is64BitInstructionSet( 10660 getPrimaryInstructionSet(info)); 10661 10662 // This is a bundled system app so choose the path based on the ABI. 10663 // if it's a 64 bit abi, use lib64 otherwise use lib32. Note that this 10664 // is just the default path. 10665 final String apkName = deriveCodePathName(codePath); 10666 final String libDir = is64Bit ? LIB64_DIR_NAME : LIB_DIR_NAME; 10667 info.nativeLibraryRootDir = Environment.buildPath(new File(apkRoot), libDir, 10668 apkName).getAbsolutePath(); 10669 10670 if (info.secondaryCpuAbi != null) { 10671 final String secondaryLibDir = is64Bit ? LIB_DIR_NAME : LIB64_DIR_NAME; 10672 info.secondaryNativeLibraryDir = Environment.buildPath(new File(apkRoot), 10673 secondaryLibDir, apkName).getAbsolutePath(); 10674 } 10675 } else if (asecApp) { 10676 info.nativeLibraryRootDir = new File(codeFile.getParentFile(), LIB_DIR_NAME) 10677 .getAbsolutePath(); 10678 } else { 10679 final String apkName = deriveCodePathName(codePath); 10680 info.nativeLibraryRootDir = new File(appLib32InstallDir, apkName) 10681 .getAbsolutePath(); 10682 } 10683 10684 info.nativeLibraryRootRequiresIsa = false; 10685 info.nativeLibraryDir = info.nativeLibraryRootDir; 10686 } else { 10687 // Cluster install 10688 info.nativeLibraryRootDir = new File(codeFile, LIB_DIR_NAME).getAbsolutePath(); 10689 info.nativeLibraryRootRequiresIsa = true; 10690 10691 info.nativeLibraryDir = new File(info.nativeLibraryRootDir, 10692 getPrimaryInstructionSet(info)).getAbsolutePath(); 10693 10694 if (info.secondaryCpuAbi != null) { 10695 info.secondaryNativeLibraryDir = new File(info.nativeLibraryRootDir, 10696 VMRuntime.getInstructionSet(info.secondaryCpuAbi)).getAbsolutePath(); 10697 } 10698 } 10699 } 10700 10701 /** 10702 * Calculate the abis and roots for a bundled app. These can uniquely 10703 * be determined from the contents of the system partition, i.e whether 10704 * it contains 64 or 32 bit shared libraries etc. We do not validate any 10705 * of this information, and instead assume that the system was built 10706 * sensibly. 10707 */ 10708 private static void setBundledAppAbisAndRoots(PackageParser.Package pkg, 10709 PackageSetting pkgSetting) { 10710 final String apkName = deriveCodePathName(pkg.applicationInfo.getCodePath()); 10711 10712 // If "/system/lib64/apkname" exists, assume that is the per-package 10713 // native library directory to use; otherwise use "/system/lib/apkname". 10714 final String apkRoot = calculateBundledApkRoot(pkg.applicationInfo.sourceDir); 10715 setBundledAppAbi(pkg, apkRoot, apkName); 10716 // pkgSetting might be null during rescan following uninstall of updates 10717 // to a bundled app, so accommodate that possibility. The settings in 10718 // that case will be established later from the parsed package. 10719 // 10720 // If the settings aren't null, sync them up with what we've just derived. 10721 // note that apkRoot isn't stored in the package settings. 10722 if (pkgSetting != null) { 10723 pkgSetting.primaryCpuAbiString = pkg.applicationInfo.primaryCpuAbi; 10724 pkgSetting.secondaryCpuAbiString = pkg.applicationInfo.secondaryCpuAbi; 10725 } 10726 } 10727 10728 /** 10729 * Deduces the ABI of a bundled app and sets the relevant fields on the 10730 * parsed pkg object. 10731 * 10732 * @param apkRoot the root of the installed apk, something like {@code /system} or {@code /oem} 10733 * under which system libraries are installed. 10734 * @param apkName the name of the installed package. 10735 */ 10736 private static void setBundledAppAbi(PackageParser.Package pkg, String apkRoot, String apkName) { 10737 final File codeFile = new File(pkg.codePath); 10738 10739 final boolean has64BitLibs; 10740 final boolean has32BitLibs; 10741 if (isApkFile(codeFile)) { 10742 // Monolithic install 10743 has64BitLibs = (new File(apkRoot, new File(LIB64_DIR_NAME, apkName).getPath())).exists(); 10744 has32BitLibs = (new File(apkRoot, new File(LIB_DIR_NAME, apkName).getPath())).exists(); 10745 } else { 10746 // Cluster install 10747 final File rootDir = new File(codeFile, LIB_DIR_NAME); 10748 if (!ArrayUtils.isEmpty(Build.SUPPORTED_64_BIT_ABIS) 10749 && !TextUtils.isEmpty(Build.SUPPORTED_64_BIT_ABIS[0])) { 10750 final String isa = VMRuntime.getInstructionSet(Build.SUPPORTED_64_BIT_ABIS[0]); 10751 has64BitLibs = (new File(rootDir, isa)).exists(); 10752 } else { 10753 has64BitLibs = false; 10754 } 10755 if (!ArrayUtils.isEmpty(Build.SUPPORTED_32_BIT_ABIS) 10756 && !TextUtils.isEmpty(Build.SUPPORTED_32_BIT_ABIS[0])) { 10757 final String isa = VMRuntime.getInstructionSet(Build.SUPPORTED_32_BIT_ABIS[0]); 10758 has32BitLibs = (new File(rootDir, isa)).exists(); 10759 } else { 10760 has32BitLibs = false; 10761 } 10762 } 10763 10764 if (has64BitLibs && !has32BitLibs) { 10765 // The package has 64 bit libs, but not 32 bit libs. Its primary 10766 // ABI should be 64 bit. We can safely assume here that the bundled 10767 // native libraries correspond to the most preferred ABI in the list. 10768 10769 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[0]; 10770 pkg.applicationInfo.secondaryCpuAbi = null; 10771 } else if (has32BitLibs && !has64BitLibs) { 10772 // The package has 32 bit libs but not 64 bit libs. Its primary 10773 // ABI should be 32 bit. 10774 10775 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_32_BIT_ABIS[0]; 10776 pkg.applicationInfo.secondaryCpuAbi = null; 10777 } else if (has32BitLibs && has64BitLibs) { 10778 // The application has both 64 and 32 bit bundled libraries. We check 10779 // here that the app declares multiArch support, and warn if it doesn't. 10780 // 10781 // We will be lenient here and record both ABIs. The primary will be the 10782 // ABI that's higher on the list, i.e, a device that's configured to prefer 10783 // 64 bit apps will see a 64 bit primary ABI, 10784 10785 if ((pkg.applicationInfo.flags & ApplicationInfo.FLAG_MULTIARCH) == 0) { 10786 Slog.e(TAG, "Package " + pkg + " has multiple bundled libs, but is not multiarch."); 10787 } 10788 10789 if (VMRuntime.is64BitInstructionSet(getPreferredInstructionSet())) { 10790 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[0]; 10791 pkg.applicationInfo.secondaryCpuAbi = Build.SUPPORTED_32_BIT_ABIS[0]; 10792 } else { 10793 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_32_BIT_ABIS[0]; 10794 pkg.applicationInfo.secondaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[0]; 10795 } 10796 } else { 10797 pkg.applicationInfo.primaryCpuAbi = null; 10798 pkg.applicationInfo.secondaryCpuAbi = null; 10799 } 10800 } 10801 10802 private void killApplication(String pkgName, int appId, String reason) { 10803 killApplication(pkgName, appId, UserHandle.USER_ALL, reason); 10804 } 10805 10806 private void killApplication(String pkgName, int appId, int userId, String reason) { 10807 // Request the ActivityManager to kill the process(only for existing packages) 10808 // so that we do not end up in a confused state while the user is still using the older 10809 // version of the application while the new one gets installed. 10810 final long token = Binder.clearCallingIdentity(); 10811 try { 10812 IActivityManager am = ActivityManager.getService(); 10813 if (am != null) { 10814 try { 10815 am.killApplication(pkgName, appId, userId, reason); 10816 } catch (RemoteException e) { 10817 } 10818 } 10819 } finally { 10820 Binder.restoreCallingIdentity(token); 10821 } 10822 } 10823 10824 private void removePackageLI(PackageParser.Package pkg, boolean chatty) { 10825 // Remove the parent package setting 10826 PackageSetting ps = (PackageSetting) pkg.mExtras; 10827 if (ps != null) { 10828 removePackageLI(ps, chatty); 10829 } 10830 // Remove the child package setting 10831 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 10832 for (int i = 0; i < childCount; i++) { 10833 PackageParser.Package childPkg = pkg.childPackages.get(i); 10834 ps = (PackageSetting) childPkg.mExtras; 10835 if (ps != null) { 10836 removePackageLI(ps, chatty); 10837 } 10838 } 10839 } 10840 10841 void removePackageLI(PackageSetting ps, boolean chatty) { 10842 if (DEBUG_INSTALL) { 10843 if (chatty) 10844 Log.d(TAG, "Removing package " + ps.name); 10845 } 10846 10847 // writer 10848 synchronized (mPackages) { 10849 mPackages.remove(ps.name); 10850 final PackageParser.Package pkg = ps.pkg; 10851 if (pkg != null) { 10852 cleanPackageDataStructuresLILPw(pkg, chatty); 10853 } 10854 } 10855 } 10856 10857 void removeInstalledPackageLI(PackageParser.Package pkg, boolean chatty) { 10858 if (DEBUG_INSTALL) { 10859 if (chatty) 10860 Log.d(TAG, "Removing package " + pkg.applicationInfo.packageName); 10861 } 10862 10863 // writer 10864 synchronized (mPackages) { 10865 // Remove the parent package 10866 mPackages.remove(pkg.applicationInfo.packageName); 10867 cleanPackageDataStructuresLILPw(pkg, chatty); 10868 10869 // Remove the child packages 10870 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 10871 for (int i = 0; i < childCount; i++) { 10872 PackageParser.Package childPkg = pkg.childPackages.get(i); 10873 mPackages.remove(childPkg.applicationInfo.packageName); 10874 cleanPackageDataStructuresLILPw(childPkg, chatty); 10875 } 10876 } 10877 } 10878 10879 void cleanPackageDataStructuresLILPw(PackageParser.Package pkg, boolean chatty) { 10880 int N = pkg.providers.size(); 10881 StringBuilder r = null; 10882 int i; 10883 for (i=0; i<N; i++) { 10884 PackageParser.Provider p = pkg.providers.get(i); 10885 mProviders.removeProvider(p); 10886 if (p.info.authority == null) { 10887 10888 /* There was another ContentProvider with this authority when 10889 * this app was installed so this authority is null, 10890 * Ignore it as we don't have to unregister the provider. 10891 */ 10892 continue; 10893 } 10894 String names[] = p.info.authority.split(";"); 10895 for (int j = 0; j < names.length; j++) { 10896 if (mProvidersByAuthority.get(names[j]) == p) { 10897 mProvidersByAuthority.remove(names[j]); 10898 if (DEBUG_REMOVE) { 10899 if (chatty) 10900 Log.d(TAG, "Unregistered content provider: " + names[j] 10901 + ", className = " + p.info.name + ", isSyncable = " 10902 + p.info.isSyncable); 10903 } 10904 } 10905 } 10906 if (DEBUG_REMOVE && chatty) { 10907 if (r == null) { 10908 r = new StringBuilder(256); 10909 } else { 10910 r.append(' '); 10911 } 10912 r.append(p.info.name); 10913 } 10914 } 10915 if (r != null) { 10916 if (DEBUG_REMOVE) Log.d(TAG, " Providers: " + r); 10917 } 10918 10919 N = pkg.services.size(); 10920 r = null; 10921 for (i=0; i<N; i++) { 10922 PackageParser.Service s = pkg.services.get(i); 10923 mServices.removeService(s); 10924 if (chatty) { 10925 if (r == null) { 10926 r = new StringBuilder(256); 10927 } else { 10928 r.append(' '); 10929 } 10930 r.append(s.info.name); 10931 } 10932 } 10933 if (r != null) { 10934 if (DEBUG_REMOVE) Log.d(TAG, " Services: " + r); 10935 } 10936 10937 N = pkg.receivers.size(); 10938 r = null; 10939 for (i=0; i<N; i++) { 10940 PackageParser.Activity a = pkg.receivers.get(i); 10941 mReceivers.removeActivity(a, "receiver"); 10942 if (DEBUG_REMOVE && chatty) { 10943 if (r == null) { 10944 r = new StringBuilder(256); 10945 } else { 10946 r.append(' '); 10947 } 10948 r.append(a.info.name); 10949 } 10950 } 10951 if (r != null) { 10952 if (DEBUG_REMOVE) Log.d(TAG, " Receivers: " + r); 10953 } 10954 10955 N = pkg.activities.size(); 10956 r = null; 10957 for (i=0; i<N; i++) { 10958 PackageParser.Activity a = pkg.activities.get(i); 10959 mActivities.removeActivity(a, "activity"); 10960 if (DEBUG_REMOVE && chatty) { 10961 if (r == null) { 10962 r = new StringBuilder(256); 10963 } else { 10964 r.append(' '); 10965 } 10966 r.append(a.info.name); 10967 } 10968 } 10969 if (r != null) { 10970 if (DEBUG_REMOVE) Log.d(TAG, " Activities: " + r); 10971 } 10972 10973 N = pkg.permissions.size(); 10974 r = null; 10975 for (i=0; i<N; i++) { 10976 PackageParser.Permission p = pkg.permissions.get(i); 10977 BasePermission bp = mSettings.mPermissions.get(p.info.name); 10978 if (bp == null) { 10979 bp = mSettings.mPermissionTrees.get(p.info.name); 10980 } 10981 if (bp != null && bp.perm == p) { 10982 bp.perm = null; 10983 if (DEBUG_REMOVE && chatty) { 10984 if (r == null) { 10985 r = new StringBuilder(256); 10986 } else { 10987 r.append(' '); 10988 } 10989 r.append(p.info.name); 10990 } 10991 } 10992 if ((p.info.protectionLevel&PermissionInfo.PROTECTION_FLAG_APPOP) != 0) { 10993 ArraySet<String> appOpPkgs = mAppOpPermissionPackages.get(p.info.name); 10994 if (appOpPkgs != null) { 10995 appOpPkgs.remove(pkg.packageName); 10996 } 10997 } 10998 } 10999 if (r != null) { 11000 if (DEBUG_REMOVE) Log.d(TAG, " Permissions: " + r); 11001 } 11002 11003 N = pkg.requestedPermissions.size(); 11004 r = null; 11005 for (i=0; i<N; i++) { 11006 String perm = pkg.requestedPermissions.get(i); 11007 BasePermission bp = mSettings.mPermissions.get(perm); 11008 if (bp != null && (bp.protectionLevel&PermissionInfo.PROTECTION_FLAG_APPOP) != 0) { 11009 ArraySet<String> appOpPkgs = mAppOpPermissionPackages.get(perm); 11010 if (appOpPkgs != null) { 11011 appOpPkgs.remove(pkg.packageName); 11012 if (appOpPkgs.isEmpty()) { 11013 mAppOpPermissionPackages.remove(perm); 11014 } 11015 } 11016 } 11017 } 11018 if (r != null) { 11019 if (DEBUG_REMOVE) Log.d(TAG, " Permissions: " + r); 11020 } 11021 11022 N = pkg.instrumentation.size(); 11023 r = null; 11024 for (i=0; i<N; i++) { 11025 PackageParser.Instrumentation a = pkg.instrumentation.get(i); 11026 mInstrumentation.remove(a.getComponentName()); 11027 if (DEBUG_REMOVE && chatty) { 11028 if (r == null) { 11029 r = new StringBuilder(256); 11030 } else { 11031 r.append(' '); 11032 } 11033 r.append(a.info.name); 11034 } 11035 } 11036 if (r != null) { 11037 if (DEBUG_REMOVE) Log.d(TAG, " Instrumentation: " + r); 11038 } 11039 11040 r = null; 11041 if ((pkg.applicationInfo.flags&ApplicationInfo.FLAG_SYSTEM) != 0) { 11042 // Only system apps can hold shared libraries. 11043 if (pkg.libraryNames != null) { 11044 for (i = 0; i < pkg.libraryNames.size(); i++) { 11045 String name = pkg.libraryNames.get(i); 11046 if (removeSharedLibraryLPw(name, 0)) { 11047 if (DEBUG_REMOVE && chatty) { 11048 if (r == null) { 11049 r = new StringBuilder(256); 11050 } else { 11051 r.append(' '); 11052 } 11053 r.append(name); 11054 } 11055 } 11056 } 11057 } 11058 } 11059 11060 r = null; 11061 11062 // Any package can hold static shared libraries. 11063 if (pkg.staticSharedLibName != null) { 11064 if (removeSharedLibraryLPw(pkg.staticSharedLibName, pkg.staticSharedLibVersion)) { 11065 if (DEBUG_REMOVE && chatty) { 11066 if (r == null) { 11067 r = new StringBuilder(256); 11068 } else { 11069 r.append(' '); 11070 } 11071 r.append(pkg.staticSharedLibName); 11072 } 11073 } 11074 } 11075 11076 if (r != null) { 11077 if (DEBUG_REMOVE) Log.d(TAG, " Libraries: " + r); 11078 } 11079 } 11080 11081 private static boolean hasPermission(PackageParser.Package pkgInfo, String perm) { 11082 for (int i=pkgInfo.permissions.size()-1; i>=0; i--) { 11083 if (pkgInfo.permissions.get(i).info.name.equals(perm)) { 11084 return true; 11085 } 11086 } 11087 return false; 11088 } 11089 11090 static final int UPDATE_PERMISSIONS_ALL = 1<<0; 11091 static final int UPDATE_PERMISSIONS_REPLACE_PKG = 1<<1; 11092 static final int UPDATE_PERMISSIONS_REPLACE_ALL = 1<<2; 11093 11094 private void updatePermissionsLPw(PackageParser.Package pkg, int flags) { 11095 // Update the parent permissions 11096 updatePermissionsLPw(pkg.packageName, pkg, flags); 11097 // Update the child permissions 11098 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 11099 for (int i = 0; i < childCount; i++) { 11100 PackageParser.Package childPkg = pkg.childPackages.get(i); 11101 updatePermissionsLPw(childPkg.packageName, childPkg, flags); 11102 } 11103 } 11104 11105 private void updatePermissionsLPw(String changingPkg, PackageParser.Package pkgInfo, 11106 int flags) { 11107 final String volumeUuid = (pkgInfo != null) ? getVolumeUuidForPackage(pkgInfo) : null; 11108 updatePermissionsLPw(changingPkg, pkgInfo, volumeUuid, flags); 11109 } 11110 11111 private void updatePermissionsLPw(String changingPkg, 11112 PackageParser.Package pkgInfo, String replaceVolumeUuid, int flags) { 11113 // Make sure there are no dangling permission trees. 11114 Iterator<BasePermission> it = mSettings.mPermissionTrees.values().iterator(); 11115 while (it.hasNext()) { 11116 final BasePermission bp = it.next(); 11117 if (bp.packageSetting == null) { 11118 // We may not yet have parsed the package, so just see if 11119 // we still know about its settings. 11120 bp.packageSetting = mSettings.mPackages.get(bp.sourcePackage); 11121 } 11122 if (bp.packageSetting == null) { 11123 Slog.w(TAG, "Removing dangling permission tree: " + bp.name 11124 + " from package " + bp.sourcePackage); 11125 it.remove(); 11126 } else if (changingPkg != null && changingPkg.equals(bp.sourcePackage)) { 11127 if (pkgInfo == null || !hasPermission(pkgInfo, bp.name)) { 11128 Slog.i(TAG, "Removing old permission tree: " + bp.name 11129 + " from package " + bp.sourcePackage); 11130 flags |= UPDATE_PERMISSIONS_ALL; 11131 it.remove(); 11132 } 11133 } 11134 } 11135 11136 // Make sure all dynamic permissions have been assigned to a package, 11137 // and make sure there are no dangling permissions. 11138 it = mSettings.mPermissions.values().iterator(); 11139 while (it.hasNext()) { 11140 final BasePermission bp = it.next(); 11141 if (bp.type == BasePermission.TYPE_DYNAMIC) { 11142 if (DEBUG_SETTINGS) Log.v(TAG, "Dynamic permission: name=" 11143 + bp.name + " pkg=" + bp.sourcePackage 11144 + " info=" + bp.pendingInfo); 11145 if (bp.packageSetting == null && bp.pendingInfo != null) { 11146 final BasePermission tree = findPermissionTreeLP(bp.name); 11147 if (tree != null && tree.perm != null) { 11148 bp.packageSetting = tree.packageSetting; 11149 bp.perm = new PackageParser.Permission(tree.perm.owner, 11150 new PermissionInfo(bp.pendingInfo)); 11151 bp.perm.info.packageName = tree.perm.info.packageName; 11152 bp.perm.info.name = bp.name; 11153 bp.uid = tree.uid; 11154 } 11155 } 11156 } 11157 if (bp.packageSetting == null) { 11158 // We may not yet have parsed the package, so just see if 11159 // we still know about its settings. 11160 bp.packageSetting = mSettings.mPackages.get(bp.sourcePackage); 11161 } 11162 if (bp.packageSetting == null) { 11163 Slog.w(TAG, "Removing dangling permission: " + bp.name 11164 + " from package " + bp.sourcePackage); 11165 it.remove(); 11166 } else if (changingPkg != null && changingPkg.equals(bp.sourcePackage)) { 11167 if (pkgInfo == null || !hasPermission(pkgInfo, bp.name)) { 11168 Slog.i(TAG, "Removing old permission: " + bp.name 11169 + " from package " + bp.sourcePackage); 11170 flags |= UPDATE_PERMISSIONS_ALL; 11171 it.remove(); 11172 } 11173 } 11174 } 11175 11176 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "grantPermissions"); 11177 // Now update the permissions for all packages, in particular 11178 // replace the granted permissions of the system packages. 11179 if ((flags&UPDATE_PERMISSIONS_ALL) != 0) { 11180 for (PackageParser.Package pkg : mPackages.values()) { 11181 if (pkg != pkgInfo) { 11182 // Only replace for packages on requested volume 11183 final String volumeUuid = getVolumeUuidForPackage(pkg); 11184 final boolean replace = ((flags & UPDATE_PERMISSIONS_REPLACE_ALL) != 0) 11185 && Objects.equals(replaceVolumeUuid, volumeUuid); 11186 grantPermissionsLPw(pkg, replace, changingPkg); 11187 } 11188 } 11189 } 11190 11191 if (pkgInfo != null) { 11192 // Only replace for packages on requested volume 11193 final String volumeUuid = getVolumeUuidForPackage(pkgInfo); 11194 final boolean replace = ((flags & UPDATE_PERMISSIONS_REPLACE_PKG) != 0) 11195 && Objects.equals(replaceVolumeUuid, volumeUuid); 11196 grantPermissionsLPw(pkgInfo, replace, changingPkg); 11197 } 11198 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 11199 } 11200 11201 private void grantPermissionsLPw(PackageParser.Package pkg, boolean replace, 11202 String packageOfInterest) { 11203 // IMPORTANT: There are two types of permissions: install and runtime. 11204 // Install time permissions are granted when the app is installed to 11205 // all device users and users added in the future. Runtime permissions 11206 // are granted at runtime explicitly to specific users. Normal and signature 11207 // protected permissions are install time permissions. Dangerous permissions 11208 // are install permissions if the app's target SDK is Lollipop MR1 or older, 11209 // otherwise they are runtime permissions. This function does not manage 11210 // runtime permissions except for the case an app targeting Lollipop MR1 11211 // being upgraded to target a newer SDK, in which case dangerous permissions 11212 // are transformed from install time to runtime ones. 11213 11214 final PackageSetting ps = (PackageSetting) pkg.mExtras; 11215 if (ps == null) { 11216 return; 11217 } 11218 11219 PermissionsState permissionsState = ps.getPermissionsState(); 11220 PermissionsState origPermissions = permissionsState; 11221 11222 final int[] currentUserIds = UserManagerService.getInstance().getUserIds(); 11223 11224 boolean runtimePermissionsRevoked = false; 11225 int[] changedRuntimePermissionUserIds = EMPTY_INT_ARRAY; 11226 11227 boolean changedInstallPermission = false; 11228 11229 if (replace) { 11230 ps.installPermissionsFixed = false; 11231 if (!ps.isSharedUser()) { 11232 origPermissions = new PermissionsState(permissionsState); 11233 permissionsState.reset(); 11234 } else { 11235 // We need to know only about runtime permission changes since the 11236 // calling code always writes the install permissions state but 11237 // the runtime ones are written only if changed. The only cases of 11238 // changed runtime permissions here are promotion of an install to 11239 // runtime and revocation of a runtime from a shared user. 11240 changedRuntimePermissionUserIds = revokeUnusedSharedUserPermissionsLPw( 11241 ps.sharedUser, UserManagerService.getInstance().getUserIds()); 11242 if (!ArrayUtils.isEmpty(changedRuntimePermissionUserIds)) { 11243 runtimePermissionsRevoked = true; 11244 } 11245 } 11246 } 11247 11248 permissionsState.setGlobalGids(mGlobalGids); 11249 11250 final int N = pkg.requestedPermissions.size(); 11251 for (int i=0; i<N; i++) { 11252 final String name = pkg.requestedPermissions.get(i); 11253 final BasePermission bp = mSettings.mPermissions.get(name); 11254 11255 if (DEBUG_INSTALL) { 11256 Log.i(TAG, "Package " + pkg.packageName + " checking " + name + ": " + bp); 11257 } 11258 11259 if (bp == null || bp.packageSetting == null) { 11260 if (packageOfInterest == null || packageOfInterest.equals(pkg.packageName)) { 11261 Slog.w(TAG, "Unknown permission " + name 11262 + " in package " + pkg.packageName); 11263 } 11264 continue; 11265 } 11266 11267 11268 // Limit ephemeral apps to ephemeral allowed permissions. 11269 if (pkg.applicationInfo.isInstantApp() && !bp.isInstant()) { 11270 Log.i(TAG, "Denying non-ephemeral permission " + bp.name + " for package " 11271 + pkg.packageName); 11272 continue; 11273 } 11274 11275 final String perm = bp.name; 11276 boolean allowedSig = false; 11277 int grant = GRANT_DENIED; 11278 11279 // Keep track of app op permissions. 11280 if ((bp.protectionLevel & PermissionInfo.PROTECTION_FLAG_APPOP) != 0) { 11281 ArraySet<String> pkgs = mAppOpPermissionPackages.get(bp.name); 11282 if (pkgs == null) { 11283 pkgs = new ArraySet<>(); 11284 mAppOpPermissionPackages.put(bp.name, pkgs); 11285 } 11286 pkgs.add(pkg.packageName); 11287 } 11288 11289 final int level = bp.protectionLevel & PermissionInfo.PROTECTION_MASK_BASE; 11290 final boolean appSupportsRuntimePermissions = pkg.applicationInfo.targetSdkVersion 11291 >= Build.VERSION_CODES.M; 11292 switch (level) { 11293 case PermissionInfo.PROTECTION_NORMAL: { 11294 // For all apps normal permissions are install time ones. 11295 grant = GRANT_INSTALL; 11296 } break; 11297 11298 case PermissionInfo.PROTECTION_DANGEROUS: { 11299 // If a permission review is required for legacy apps we represent 11300 // their permissions as always granted runtime ones since we need 11301 // to keep the review required permission flag per user while an 11302 // install permission's state is shared across all users. 11303 if (!appSupportsRuntimePermissions && !mPermissionReviewRequired) { 11304 // For legacy apps dangerous permissions are install time ones. 11305 grant = GRANT_INSTALL; 11306 } else if (origPermissions.hasInstallPermission(bp.name)) { 11307 // For legacy apps that became modern, install becomes runtime. 11308 grant = GRANT_UPGRADE; 11309 } else if (mPromoteSystemApps 11310 && isSystemApp(ps) 11311 && mExistingSystemPackages.contains(ps.name)) { 11312 // For legacy system apps, install becomes runtime. 11313 // We cannot check hasInstallPermission() for system apps since those 11314 // permissions were granted implicitly and not persisted pre-M. 11315 grant = GRANT_UPGRADE; 11316 } else { 11317 // For modern apps keep runtime permissions unchanged. 11318 grant = GRANT_RUNTIME; 11319 } 11320 } break; 11321 11322 case PermissionInfo.PROTECTION_SIGNATURE: { 11323 // For all apps signature permissions are install time ones. 11324 allowedSig = grantSignaturePermission(perm, pkg, bp, origPermissions); 11325 if (allowedSig) { 11326 grant = GRANT_INSTALL; 11327 } 11328 } break; 11329 } 11330 11331 if (DEBUG_INSTALL) { 11332 Log.i(TAG, "Package " + pkg.packageName + " granting " + perm); 11333 } 11334 11335 if (grant != GRANT_DENIED) { 11336 if (!isSystemApp(ps) && ps.installPermissionsFixed) { 11337 // If this is an existing, non-system package, then 11338 // we can't add any new permissions to it. 11339 if (!allowedSig && !origPermissions.hasInstallPermission(perm)) { 11340 // Except... if this is a permission that was added 11341 // to the platform (note: need to only do this when 11342 // updating the platform). 11343 if (!isNewPlatformPermissionForPackage(perm, pkg)) { 11344 grant = GRANT_DENIED; 11345 } 11346 } 11347 } 11348 11349 switch (grant) { 11350 case GRANT_INSTALL: { 11351 // Revoke this as runtime permission to handle the case of 11352 // a runtime permission being downgraded to an install one. 11353 // Also in permission review mode we keep dangerous permissions 11354 // for legacy apps 11355 for (int userId : UserManagerService.getInstance().getUserIds()) { 11356 if (origPermissions.getRuntimePermissionState( 11357 bp.name, userId) != null) { 11358 // Revoke the runtime permission and clear the flags. 11359 origPermissions.revokeRuntimePermission(bp, userId); 11360 origPermissions.updatePermissionFlags(bp, userId, 11361 PackageManager.MASK_PERMISSION_FLAGS, 0); 11362 // If we revoked a permission permission, we have to write. 11363 changedRuntimePermissionUserIds = ArrayUtils.appendInt( 11364 changedRuntimePermissionUserIds, userId); 11365 } 11366 } 11367 // Grant an install permission. 11368 if (permissionsState.grantInstallPermission(bp) != 11369 PermissionsState.PERMISSION_OPERATION_FAILURE) { 11370 changedInstallPermission = true; 11371 } 11372 } break; 11373 11374 case GRANT_RUNTIME: { 11375 // Grant previously granted runtime permissions. 11376 for (int userId : UserManagerService.getInstance().getUserIds()) { 11377 PermissionState permissionState = origPermissions 11378 .getRuntimePermissionState(bp.name, userId); 11379 int flags = permissionState != null 11380 ? permissionState.getFlags() : 0; 11381 if (origPermissions.hasRuntimePermission(bp.name, userId)) { 11382 // Don't propagate the permission in a permission review mode if 11383 // the former was revoked, i.e. marked to not propagate on upgrade. 11384 // Note that in a permission review mode install permissions are 11385 // represented as constantly granted runtime ones since we need to 11386 // keep a per user state associated with the permission. Also the 11387 // revoke on upgrade flag is no longer applicable and is reset. 11388 final boolean revokeOnUpgrade = (flags & PackageManager 11389 .FLAG_PERMISSION_REVOKE_ON_UPGRADE) != 0; 11390 if (revokeOnUpgrade) { 11391 flags &= ~PackageManager.FLAG_PERMISSION_REVOKE_ON_UPGRADE; 11392 // Since we changed the flags, we have to write. 11393 changedRuntimePermissionUserIds = ArrayUtils.appendInt( 11394 changedRuntimePermissionUserIds, userId); 11395 } 11396 if (!mPermissionReviewRequired || !revokeOnUpgrade) { 11397 if (permissionsState.grantRuntimePermission(bp, userId) == 11398 PermissionsState.PERMISSION_OPERATION_FAILURE) { 11399 // If we cannot put the permission as it was, 11400 // we have to write. 11401 changedRuntimePermissionUserIds = ArrayUtils.appendInt( 11402 changedRuntimePermissionUserIds, userId); 11403 } 11404 } 11405 11406 // If the app supports runtime permissions no need for a review. 11407 if (mPermissionReviewRequired 11408 && appSupportsRuntimePermissions 11409 && (flags & PackageManager 11410 .FLAG_PERMISSION_REVIEW_REQUIRED) != 0) { 11411 flags &= ~PackageManager.FLAG_PERMISSION_REVIEW_REQUIRED; 11412 // Since we changed the flags, we have to write. 11413 changedRuntimePermissionUserIds = ArrayUtils.appendInt( 11414 changedRuntimePermissionUserIds, userId); 11415 } 11416 } else if (mPermissionReviewRequired 11417 && !appSupportsRuntimePermissions) { 11418 // For legacy apps that need a permission review, every new 11419 // runtime permission is granted but it is pending a review. 11420 // We also need to review only platform defined runtime 11421 // permissions as these are the only ones the platform knows 11422 // how to disable the API to simulate revocation as legacy 11423 // apps don't expect to run with revoked permissions. 11424 if (PLATFORM_PACKAGE_NAME.equals(bp.sourcePackage)) { 11425 if ((flags & FLAG_PERMISSION_REVIEW_REQUIRED) == 0) { 11426 flags |= FLAG_PERMISSION_REVIEW_REQUIRED; 11427 // We changed the flags, hence have to write. 11428 changedRuntimePermissionUserIds = ArrayUtils.appendInt( 11429 changedRuntimePermissionUserIds, userId); 11430 } 11431 } 11432 if (permissionsState.grantRuntimePermission(bp, userId) 11433 != PermissionsState.PERMISSION_OPERATION_FAILURE) { 11434 // We changed the permission, hence have to write. 11435 changedRuntimePermissionUserIds = ArrayUtils.appendInt( 11436 changedRuntimePermissionUserIds, userId); 11437 } 11438 } 11439 // Propagate the permission flags. 11440 permissionsState.updatePermissionFlags(bp, userId, flags, flags); 11441 } 11442 } break; 11443 11444 case GRANT_UPGRADE: { 11445 // Grant runtime permissions for a previously held install permission. 11446 PermissionState permissionState = origPermissions 11447 .getInstallPermissionState(bp.name); 11448 final int flags = permissionState != null ? permissionState.getFlags() : 0; 11449 11450 if (origPermissions.revokeInstallPermission(bp) 11451 != PermissionsState.PERMISSION_OPERATION_FAILURE) { 11452 // We will be transferring the permission flags, so clear them. 11453 origPermissions.updatePermissionFlags(bp, UserHandle.USER_ALL, 11454 PackageManager.MASK_PERMISSION_FLAGS, 0); 11455 changedInstallPermission = true; 11456 } 11457 11458 // If the permission is not to be promoted to runtime we ignore it and 11459 // also its other flags as they are not applicable to install permissions. 11460 if ((flags & PackageManager.FLAG_PERMISSION_REVOKE_ON_UPGRADE) == 0) { 11461 for (int userId : currentUserIds) { 11462 if (permissionsState.grantRuntimePermission(bp, userId) != 11463 PermissionsState.PERMISSION_OPERATION_FAILURE) { 11464 // Transfer the permission flags. 11465 permissionsState.updatePermissionFlags(bp, userId, 11466 flags, flags); 11467 // If we granted the permission, we have to write. 11468 changedRuntimePermissionUserIds = ArrayUtils.appendInt( 11469 changedRuntimePermissionUserIds, userId); 11470 } 11471 } 11472 } 11473 } break; 11474 11475 default: { 11476 if (packageOfInterest == null 11477 || packageOfInterest.equals(pkg.packageName)) { 11478 Slog.w(TAG, "Not granting permission " + perm 11479 + " to package " + pkg.packageName 11480 + " because it was previously installed without"); 11481 } 11482 } break; 11483 } 11484 } else { 11485 if (permissionsState.revokeInstallPermission(bp) != 11486 PermissionsState.PERMISSION_OPERATION_FAILURE) { 11487 // Also drop the permission flags. 11488 permissionsState.updatePermissionFlags(bp, UserHandle.USER_ALL, 11489 PackageManager.MASK_PERMISSION_FLAGS, 0); 11490 changedInstallPermission = true; 11491 Slog.i(TAG, "Un-granting permission " + perm 11492 + " from package " + pkg.packageName 11493 + " (protectionLevel=" + bp.protectionLevel 11494 + " flags=0x" + Integer.toHexString(pkg.applicationInfo.flags) 11495 + ")"); 11496 } else if ((bp.protectionLevel&PermissionInfo.PROTECTION_FLAG_APPOP) == 0) { 11497 // Don't print warning for app op permissions, since it is fine for them 11498 // not to be granted, there is a UI for the user to decide. 11499 if (packageOfInterest == null || packageOfInterest.equals(pkg.packageName)) { 11500 Slog.w(TAG, "Not granting permission " + perm 11501 + " to package " + pkg.packageName 11502 + " (protectionLevel=" + bp.protectionLevel 11503 + " flags=0x" + Integer.toHexString(pkg.applicationInfo.flags) 11504 + ")"); 11505 } 11506 } 11507 } 11508 } 11509 11510 if ((changedInstallPermission || replace) && !ps.installPermissionsFixed && 11511 !isSystemApp(ps) || isUpdatedSystemApp(ps)){ 11512 // This is the first that we have heard about this package, so the 11513 // permissions we have now selected are fixed until explicitly 11514 // changed. 11515 ps.installPermissionsFixed = true; 11516 } 11517 11518 // Persist the runtime permissions state for users with changes. If permissions 11519 // were revoked because no app in the shared user declares them we have to 11520 // write synchronously to avoid losing runtime permissions state. 11521 for (int userId : changedRuntimePermissionUserIds) { 11522 mSettings.writeRuntimePermissionsForUserLPr(userId, runtimePermissionsRevoked); 11523 } 11524 } 11525 11526 private boolean isNewPlatformPermissionForPackage(String perm, PackageParser.Package pkg) { 11527 boolean allowed = false; 11528 final int NP = PackageParser.NEW_PERMISSIONS.length; 11529 for (int ip=0; ip<NP; ip++) { 11530 final PackageParser.NewPermissionInfo npi 11531 = PackageParser.NEW_PERMISSIONS[ip]; 11532 if (npi.name.equals(perm) 11533 && pkg.applicationInfo.targetSdkVersion < npi.sdkVersion) { 11534 allowed = true; 11535 Log.i(TAG, "Auto-granting " + perm + " to old pkg " 11536 + pkg.packageName); 11537 break; 11538 } 11539 } 11540 return allowed; 11541 } 11542 11543 private boolean grantSignaturePermission(String perm, PackageParser.Package pkg, 11544 BasePermission bp, PermissionsState origPermissions) { 11545 boolean privilegedPermission = (bp.protectionLevel 11546 & PermissionInfo.PROTECTION_FLAG_PRIVILEGED) != 0; 11547 boolean privappPermissionsDisable = 11548 RoSystemProperties.CONTROL_PRIVAPP_PERMISSIONS_DISABLE; 11549 boolean platformPermission = PLATFORM_PACKAGE_NAME.equals(bp.sourcePackage); 11550 boolean platformPackage = PLATFORM_PACKAGE_NAME.equals(pkg.packageName); 11551 if (!privappPermissionsDisable && privilegedPermission && pkg.isPrivilegedApp() 11552 && !platformPackage && platformPermission) { 11553 ArraySet<String> wlPermissions = SystemConfig.getInstance() 11554 .getPrivAppPermissions(pkg.packageName); 11555 boolean whitelisted = wlPermissions != null && wlPermissions.contains(perm); 11556 if (!whitelisted) { 11557 Slog.w(TAG, "Privileged permission " + perm + " for package " 11558 + pkg.packageName + " - not in privapp-permissions whitelist"); 11559 if (!mSystemReady) { 11560 if (mPrivappPermissionsViolations == null) { 11561 mPrivappPermissionsViolations = new ArraySet<>(); 11562 } 11563 mPrivappPermissionsViolations.add(pkg.packageName + ": " + perm); 11564 } 11565 if (RoSystemProperties.CONTROL_PRIVAPP_PERMISSIONS_ENFORCE) { 11566 return false; 11567 } 11568 } 11569 } 11570 boolean allowed = (compareSignatures( 11571 bp.packageSetting.signatures.mSignatures, pkg.mSignatures) 11572 == PackageManager.SIGNATURE_MATCH) 11573 || (compareSignatures(mPlatformPackage.mSignatures, pkg.mSignatures) 11574 == PackageManager.SIGNATURE_MATCH); 11575 if (!allowed && privilegedPermission) { 11576 if (isSystemApp(pkg)) { 11577 // For updated system applications, a system permission 11578 // is granted only if it had been defined by the original application. 11579 if (pkg.isUpdatedSystemApp()) { 11580 final PackageSetting sysPs = mSettings 11581 .getDisabledSystemPkgLPr(pkg.packageName); 11582 if (sysPs != null && sysPs.getPermissionsState().hasInstallPermission(perm)) { 11583 // If the original was granted this permission, we take 11584 // that grant decision as read and propagate it to the 11585 // update. 11586 if (sysPs.isPrivileged()) { 11587 allowed = true; 11588 } 11589 } else { 11590 // The system apk may have been updated with an older 11591 // version of the one on the data partition, but which 11592 // granted a new system permission that it didn't have 11593 // before. In this case we do want to allow the app to 11594 // now get the new permission if the ancestral apk is 11595 // privileged to get it. 11596 if (sysPs != null && sysPs.pkg != null && sysPs.isPrivileged()) { 11597 for (int j = 0; j < sysPs.pkg.requestedPermissions.size(); j++) { 11598 if (perm.equals(sysPs.pkg.requestedPermissions.get(j))) { 11599 allowed = true; 11600 break; 11601 } 11602 } 11603 } 11604 // Also if a privileged parent package on the system image or any of 11605 // its children requested a privileged permission, the updated child 11606 // packages can also get the permission. 11607 if (pkg.parentPackage != null) { 11608 final PackageSetting disabledSysParentPs = mSettings 11609 .getDisabledSystemPkgLPr(pkg.parentPackage.packageName); 11610 if (disabledSysParentPs != null && disabledSysParentPs.pkg != null 11611 && disabledSysParentPs.isPrivileged()) { 11612 if (isPackageRequestingPermission(disabledSysParentPs.pkg, perm)) { 11613 allowed = true; 11614 } else if (disabledSysParentPs.pkg.childPackages != null) { 11615 final int count = disabledSysParentPs.pkg.childPackages.size(); 11616 for (int i = 0; i < count; i++) { 11617 PackageParser.Package disabledSysChildPkg = 11618 disabledSysParentPs.pkg.childPackages.get(i); 11619 if (isPackageRequestingPermission(disabledSysChildPkg, 11620 perm)) { 11621 allowed = true; 11622 break; 11623 } 11624 } 11625 } 11626 } 11627 } 11628 } 11629 } else { 11630 allowed = isPrivilegedApp(pkg); 11631 } 11632 } 11633 } 11634 if (!allowed) { 11635 if (!allowed && (bp.protectionLevel 11636 & PermissionInfo.PROTECTION_FLAG_PRE23) != 0 11637 && pkg.applicationInfo.targetSdkVersion < Build.VERSION_CODES.M) { 11638 // If this was a previously normal/dangerous permission that got moved 11639 // to a system permission as part of the runtime permission redesign, then 11640 // we still want to blindly grant it to old apps. 11641 allowed = true; 11642 } 11643 if (!allowed && (bp.protectionLevel & PermissionInfo.PROTECTION_FLAG_INSTALLER) != 0 11644 && pkg.packageName.equals(mRequiredInstallerPackage)) { 11645 // If this permission is to be granted to the system installer and 11646 // this app is an installer, then it gets the permission. 11647 allowed = true; 11648 } 11649 if (!allowed && (bp.protectionLevel & PermissionInfo.PROTECTION_FLAG_VERIFIER) != 0 11650 && pkg.packageName.equals(mRequiredVerifierPackage)) { 11651 // If this permission is to be granted to the system verifier and 11652 // this app is a verifier, then it gets the permission. 11653 allowed = true; 11654 } 11655 if (!allowed && (bp.protectionLevel 11656 & PermissionInfo.PROTECTION_FLAG_PREINSTALLED) != 0 11657 && isSystemApp(pkg)) { 11658 // Any pre-installed system app is allowed to get this permission. 11659 allowed = true; 11660 } 11661 if (!allowed && (bp.protectionLevel 11662 & PermissionInfo.PROTECTION_FLAG_DEVELOPMENT) != 0) { 11663 // For development permissions, a development permission 11664 // is granted only if it was already granted. 11665 allowed = origPermissions.hasInstallPermission(perm); 11666 } 11667 if (!allowed && (bp.protectionLevel & PermissionInfo.PROTECTION_FLAG_SETUP) != 0 11668 && pkg.packageName.equals(mSetupWizardPackage)) { 11669 // If this permission is to be granted to the system setup wizard and 11670 // this app is a setup wizard, then it gets the permission. 11671 allowed = true; 11672 } 11673 } 11674 return allowed; 11675 } 11676 11677 private boolean isPackageRequestingPermission(PackageParser.Package pkg, String permission) { 11678 final int permCount = pkg.requestedPermissions.size(); 11679 for (int j = 0; j < permCount; j++) { 11680 String requestedPermission = pkg.requestedPermissions.get(j); 11681 if (permission.equals(requestedPermission)) { 11682 return true; 11683 } 11684 } 11685 return false; 11686 } 11687 11688 final class ActivityIntentResolver 11689 extends IntentResolver<PackageParser.ActivityIntentInfo, ResolveInfo> { 11690 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, 11691 boolean defaultOnly, boolean visibleToEphemeral, boolean isEphemeral, int userId) { 11692 if (!sUserManager.exists(userId)) return null; 11693 mFlags = (defaultOnly ? PackageManager.MATCH_DEFAULT_ONLY : 0) 11694 | (visibleToEphemeral ? PackageManager.MATCH_VISIBLE_TO_EPHEMERAL_ONLY : 0) 11695 | (isEphemeral ? PackageManager.MATCH_EPHEMERAL : 0); 11696 return super.queryIntent(intent, resolvedType, defaultOnly, visibleToEphemeral, 11697 isEphemeral, userId); 11698 } 11699 11700 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, int flags, 11701 int userId) { 11702 if (!sUserManager.exists(userId)) return null; 11703 mFlags = flags; 11704 return super.queryIntent(intent, resolvedType, 11705 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, 11706 (flags & PackageManager.MATCH_VISIBLE_TO_EPHEMERAL_ONLY) != 0, 11707 (flags & PackageManager.MATCH_EPHEMERAL) != 0, userId); 11708 } 11709 11710 public List<ResolveInfo> queryIntentForPackage(Intent intent, String resolvedType, 11711 int flags, ArrayList<PackageParser.Activity> packageActivities, int userId) { 11712 if (!sUserManager.exists(userId)) return null; 11713 if (packageActivities == null) { 11714 return null; 11715 } 11716 mFlags = flags; 11717 final boolean defaultOnly = (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0; 11718 final boolean vislbleToEphemeral = 11719 (flags & PackageManager.MATCH_VISIBLE_TO_EPHEMERAL_ONLY) != 0; 11720 final boolean isEphemeral = (flags & PackageManager.MATCH_EPHEMERAL) != 0; 11721 final int N = packageActivities.size(); 11722 ArrayList<PackageParser.ActivityIntentInfo[]> listCut = 11723 new ArrayList<PackageParser.ActivityIntentInfo[]>(N); 11724 11725 ArrayList<PackageParser.ActivityIntentInfo> intentFilters; 11726 for (int i = 0; i < N; ++i) { 11727 intentFilters = packageActivities.get(i).intents; 11728 if (intentFilters != null && intentFilters.size() > 0) { 11729 PackageParser.ActivityIntentInfo[] array = 11730 new PackageParser.ActivityIntentInfo[intentFilters.size()]; 11731 intentFilters.toArray(array); 11732 listCut.add(array); 11733 } 11734 } 11735 return super.queryIntentFromList(intent, resolvedType, defaultOnly, 11736 vislbleToEphemeral, isEphemeral, listCut, userId); 11737 } 11738 11739 /** 11740 * Finds a privileged activity that matches the specified activity names. 11741 */ 11742 private PackageParser.Activity findMatchingActivity( 11743 List<PackageParser.Activity> activityList, ActivityInfo activityInfo) { 11744 for (PackageParser.Activity sysActivity : activityList) { 11745 if (sysActivity.info.name.equals(activityInfo.name)) { 11746 return sysActivity; 11747 } 11748 if (sysActivity.info.name.equals(activityInfo.targetActivity)) { 11749 return sysActivity; 11750 } 11751 if (sysActivity.info.targetActivity != null) { 11752 if (sysActivity.info.targetActivity.equals(activityInfo.name)) { 11753 return sysActivity; 11754 } 11755 if (sysActivity.info.targetActivity.equals(activityInfo.targetActivity)) { 11756 return sysActivity; 11757 } 11758 } 11759 } 11760 return null; 11761 } 11762 11763 public class IterGenerator<E> { 11764 public Iterator<E> generate(ActivityIntentInfo info) { 11765 return null; 11766 } 11767 } 11768 11769 public class ActionIterGenerator extends IterGenerator<String> { 11770 @Override 11771 public Iterator<String> generate(ActivityIntentInfo info) { 11772 return info.actionsIterator(); 11773 } 11774 } 11775 11776 public class CategoriesIterGenerator extends IterGenerator<String> { 11777 @Override 11778 public Iterator<String> generate(ActivityIntentInfo info) { 11779 return info.categoriesIterator(); 11780 } 11781 } 11782 11783 public class SchemesIterGenerator extends IterGenerator<String> { 11784 @Override 11785 public Iterator<String> generate(ActivityIntentInfo info) { 11786 return info.schemesIterator(); 11787 } 11788 } 11789 11790 public class AuthoritiesIterGenerator extends IterGenerator<IntentFilter.AuthorityEntry> { 11791 @Override 11792 public Iterator<IntentFilter.AuthorityEntry> generate(ActivityIntentInfo info) { 11793 return info.authoritiesIterator(); 11794 } 11795 } 11796 11797 /** 11798 * <em>WARNING</em> for performance reasons, the passed in intentList WILL BE 11799 * MODIFIED. Do not pass in a list that should not be changed. 11800 */ 11801 private <T> void getIntentListSubset(List<ActivityIntentInfo> intentList, 11802 IterGenerator<T> generator, Iterator<T> searchIterator) { 11803 // loop through the set of actions; every one must be found in the intent filter 11804 while (searchIterator.hasNext()) { 11805 // we must have at least one filter in the list to consider a match 11806 if (intentList.size() == 0) { 11807 break; 11808 } 11809 11810 final T searchAction = searchIterator.next(); 11811 11812 // loop through the set of intent filters 11813 final Iterator<ActivityIntentInfo> intentIter = intentList.iterator(); 11814 while (intentIter.hasNext()) { 11815 final ActivityIntentInfo intentInfo = intentIter.next(); 11816 boolean selectionFound = false; 11817 11818 // loop through the intent filter's selection criteria; at least one 11819 // of them must match the searched criteria 11820 final Iterator<T> intentSelectionIter = generator.generate(intentInfo); 11821 while (intentSelectionIter != null && intentSelectionIter.hasNext()) { 11822 final T intentSelection = intentSelectionIter.next(); 11823 if (intentSelection != null && intentSelection.equals(searchAction)) { 11824 selectionFound = true; 11825 break; 11826 } 11827 } 11828 11829 // the selection criteria wasn't found in this filter's set; this filter 11830 // is not a potential match 11831 if (!selectionFound) { 11832 intentIter.remove(); 11833 } 11834 } 11835 } 11836 } 11837 11838 private boolean isProtectedAction(ActivityIntentInfo filter) { 11839 final Iterator<String> actionsIter = filter.actionsIterator(); 11840 while (actionsIter != null && actionsIter.hasNext()) { 11841 final String filterAction = actionsIter.next(); 11842 if (PROTECTED_ACTIONS.contains(filterAction)) { 11843 return true; 11844 } 11845 } 11846 return false; 11847 } 11848 11849 /** 11850 * Adjusts the priority of the given intent filter according to policy. 11851 * <p> 11852 * <ul> 11853 * <li>The priority for non privileged applications is capped to '0'</li> 11854 * <li>The priority for protected actions on privileged applications is capped to '0'</li> 11855 * <li>The priority for unbundled updates to privileged applications is capped to the 11856 * priority defined on the system partition</li> 11857 * </ul> 11858 * <p> 11859 * <em>NOTE:</em> There is one exception. For security reasons, the setup wizard is 11860 * allowed to obtain any priority on any action. 11861 */ 11862 private void adjustPriority( 11863 List<PackageParser.Activity> systemActivities, ActivityIntentInfo intent) { 11864 // nothing to do; priority is fine as-is 11865 if (intent.getPriority() <= 0) { 11866 return; 11867 } 11868 11869 final ActivityInfo activityInfo = intent.activity.info; 11870 final ApplicationInfo applicationInfo = activityInfo.applicationInfo; 11871 11872 final boolean privilegedApp = 11873 ((applicationInfo.privateFlags & ApplicationInfo.PRIVATE_FLAG_PRIVILEGED) != 0); 11874 if (!privilegedApp) { 11875 // non-privileged applications can never define a priority >0 11876 Slog.w(TAG, "Non-privileged app; cap priority to 0;" 11877 + " package: " + applicationInfo.packageName 11878 + " activity: " + intent.activity.className 11879 + " origPrio: " + intent.getPriority()); 11880 intent.setPriority(0); 11881 return; 11882 } 11883 11884 if (systemActivities == null) { 11885 // the system package is not disabled; we're parsing the system partition 11886 if (isProtectedAction(intent)) { 11887 if (mDeferProtectedFilters) { 11888 // We can't deal with these just yet. No component should ever obtain a 11889 // >0 priority for a protected actions, with ONE exception -- the setup 11890 // wizard. The setup wizard, however, cannot be known until we're able to 11891 // query it for the category CATEGORY_SETUP_WIZARD. Which we can't do 11892 // until all intent filters have been processed. Chicken, meet egg. 11893 // Let the filter temporarily have a high priority and rectify the 11894 // priorities after all system packages have been scanned. 11895 mProtectedFilters.add(intent); 11896 if (DEBUG_FILTERS) { 11897 Slog.i(TAG, "Protected action; save for later;" 11898 + " package: " + applicationInfo.packageName 11899 + " activity: " + intent.activity.className 11900 + " origPrio: " + intent.getPriority()); 11901 } 11902 return; 11903 } else { 11904 if (DEBUG_FILTERS && mSetupWizardPackage == null) { 11905 Slog.i(TAG, "No setup wizard;" 11906 + " All protected intents capped to priority 0"); 11907 } 11908 if (intent.activity.info.packageName.equals(mSetupWizardPackage)) { 11909 if (DEBUG_FILTERS) { 11910 Slog.i(TAG, "Found setup wizard;" 11911 + " allow priority " + intent.getPriority() + ";" 11912 + " package: " + intent.activity.info.packageName 11913 + " activity: " + intent.activity.className 11914 + " priority: " + intent.getPriority()); 11915 } 11916 // setup wizard gets whatever it wants 11917 return; 11918 } 11919 Slog.w(TAG, "Protected action; cap priority to 0;" 11920 + " package: " + intent.activity.info.packageName 11921 + " activity: " + intent.activity.className 11922 + " origPrio: " + intent.getPriority()); 11923 intent.setPriority(0); 11924 return; 11925 } 11926 } 11927 // privileged apps on the system image get whatever priority they request 11928 return; 11929 } 11930 11931 // privileged app unbundled update ... try to find the same activity 11932 final PackageParser.Activity foundActivity = 11933 findMatchingActivity(systemActivities, activityInfo); 11934 if (foundActivity == null) { 11935 // this is a new activity; it cannot obtain >0 priority 11936 if (DEBUG_FILTERS) { 11937 Slog.i(TAG, "New activity; cap priority to 0;" 11938 + " package: " + applicationInfo.packageName 11939 + " activity: " + intent.activity.className 11940 + " origPrio: " + intent.getPriority()); 11941 } 11942 intent.setPriority(0); 11943 return; 11944 } 11945 11946 // found activity, now check for filter equivalence 11947 11948 // a shallow copy is enough; we modify the list, not its contents 11949 final List<ActivityIntentInfo> intentListCopy = 11950 new ArrayList<>(foundActivity.intents); 11951 final List<ActivityIntentInfo> foundFilters = findFilters(intent); 11952 11953 // find matching action subsets 11954 final Iterator<String> actionsIterator = intent.actionsIterator(); 11955 if (actionsIterator != null) { 11956 getIntentListSubset( 11957 intentListCopy, new ActionIterGenerator(), actionsIterator); 11958 if (intentListCopy.size() == 0) { 11959 // no more intents to match; we're not equivalent 11960 if (DEBUG_FILTERS) { 11961 Slog.i(TAG, "Mismatched action; cap priority to 0;" 11962 + " package: " + applicationInfo.packageName 11963 + " activity: " + intent.activity.className 11964 + " origPrio: " + intent.getPriority()); 11965 } 11966 intent.setPriority(0); 11967 return; 11968 } 11969 } 11970 11971 // find matching category subsets 11972 final Iterator<String> categoriesIterator = intent.categoriesIterator(); 11973 if (categoriesIterator != null) { 11974 getIntentListSubset(intentListCopy, new CategoriesIterGenerator(), 11975 categoriesIterator); 11976 if (intentListCopy.size() == 0) { 11977 // no more intents to match; we're not equivalent 11978 if (DEBUG_FILTERS) { 11979 Slog.i(TAG, "Mismatched category; cap priority to 0;" 11980 + " package: " + applicationInfo.packageName 11981 + " activity: " + intent.activity.className 11982 + " origPrio: " + intent.getPriority()); 11983 } 11984 intent.setPriority(0); 11985 return; 11986 } 11987 } 11988 11989 // find matching schemes subsets 11990 final Iterator<String> schemesIterator = intent.schemesIterator(); 11991 if (schemesIterator != null) { 11992 getIntentListSubset(intentListCopy, new SchemesIterGenerator(), 11993 schemesIterator); 11994 if (intentListCopy.size() == 0) { 11995 // no more intents to match; we're not equivalent 11996 if (DEBUG_FILTERS) { 11997 Slog.i(TAG, "Mismatched scheme; cap priority to 0;" 11998 + " package: " + applicationInfo.packageName 11999 + " activity: " + intent.activity.className 12000 + " origPrio: " + intent.getPriority()); 12001 } 12002 intent.setPriority(0); 12003 return; 12004 } 12005 } 12006 12007 // find matching authorities subsets 12008 final Iterator<IntentFilter.AuthorityEntry> 12009 authoritiesIterator = intent.authoritiesIterator(); 12010 if (authoritiesIterator != null) { 12011 getIntentListSubset(intentListCopy, 12012 new AuthoritiesIterGenerator(), 12013 authoritiesIterator); 12014 if (intentListCopy.size() == 0) { 12015 // no more intents to match; we're not equivalent 12016 if (DEBUG_FILTERS) { 12017 Slog.i(TAG, "Mismatched authority; cap priority to 0;" 12018 + " package: " + applicationInfo.packageName 12019 + " activity: " + intent.activity.className 12020 + " origPrio: " + intent.getPriority()); 12021 } 12022 intent.setPriority(0); 12023 return; 12024 } 12025 } 12026 12027 // we found matching filter(s); app gets the max priority of all intents 12028 int cappedPriority = 0; 12029 for (int i = intentListCopy.size() - 1; i >= 0; --i) { 12030 cappedPriority = Math.max(cappedPriority, intentListCopy.get(i).getPriority()); 12031 } 12032 if (intent.getPriority() > cappedPriority) { 12033 if (DEBUG_FILTERS) { 12034 Slog.i(TAG, "Found matching filter(s);" 12035 + " cap priority to " + cappedPriority + ";" 12036 + " package: " + applicationInfo.packageName 12037 + " activity: " + intent.activity.className 12038 + " origPrio: " + intent.getPriority()); 12039 } 12040 intent.setPriority(cappedPriority); 12041 return; 12042 } 12043 // all this for nothing; the requested priority was <= what was on the system 12044 } 12045 12046 public final void addActivity(PackageParser.Activity a, String type) { 12047 mActivities.put(a.getComponentName(), a); 12048 if (DEBUG_SHOW_INFO) 12049 Log.v( 12050 TAG, " " + type + " " + 12051 (a.info.nonLocalizedLabel != null ? a.info.nonLocalizedLabel : a.info.name) + ":"); 12052 if (DEBUG_SHOW_INFO) 12053 Log.v(TAG, " Class=" + a.info.name); 12054 final int NI = a.intents.size(); 12055 for (int j=0; j<NI; j++) { 12056 PackageParser.ActivityIntentInfo intent = a.intents.get(j); 12057 if ("activity".equals(type)) { 12058 final PackageSetting ps = 12059 mSettings.getDisabledSystemPkgLPr(intent.activity.info.packageName); 12060 final List<PackageParser.Activity> systemActivities = 12061 ps != null && ps.pkg != null ? ps.pkg.activities : null; 12062 adjustPriority(systemActivities, intent); 12063 } 12064 if (DEBUG_SHOW_INFO) { 12065 Log.v(TAG, " IntentFilter:"); 12066 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 12067 } 12068 if (!intent.debugCheck()) { 12069 Log.w(TAG, "==> For Activity " + a.info.name); 12070 } 12071 addFilter(intent); 12072 } 12073 } 12074 12075 public final void removeActivity(PackageParser.Activity a, String type) { 12076 mActivities.remove(a.getComponentName()); 12077 if (DEBUG_SHOW_INFO) { 12078 Log.v(TAG, " " + type + " " 12079 + (a.info.nonLocalizedLabel != null ? a.info.nonLocalizedLabel 12080 : a.info.name) + ":"); 12081 Log.v(TAG, " Class=" + a.info.name); 12082 } 12083 final int NI = a.intents.size(); 12084 for (int j=0; j<NI; j++) { 12085 PackageParser.ActivityIntentInfo intent = a.intents.get(j); 12086 if (DEBUG_SHOW_INFO) { 12087 Log.v(TAG, " IntentFilter:"); 12088 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 12089 } 12090 removeFilter(intent); 12091 } 12092 } 12093 12094 @Override 12095 protected boolean allowFilterResult( 12096 PackageParser.ActivityIntentInfo filter, List<ResolveInfo> dest) { 12097 ActivityInfo filterAi = filter.activity.info; 12098 for (int i=dest.size()-1; i>=0; i--) { 12099 ActivityInfo destAi = dest.get(i).activityInfo; 12100 if (destAi.name == filterAi.name 12101 && destAi.packageName == filterAi.packageName) { 12102 return false; 12103 } 12104 } 12105 return true; 12106 } 12107 12108 @Override 12109 protected ActivityIntentInfo[] newArray(int size) { 12110 return new ActivityIntentInfo[size]; 12111 } 12112 12113 @Override 12114 protected boolean isFilterStopped(PackageParser.ActivityIntentInfo filter, int userId) { 12115 if (!sUserManager.exists(userId)) return true; 12116 PackageParser.Package p = filter.activity.owner; 12117 if (p != null) { 12118 PackageSetting ps = (PackageSetting)p.mExtras; 12119 if (ps != null) { 12120 // System apps are never considered stopped for purposes of 12121 // filtering, because there may be no way for the user to 12122 // actually re-launch them. 12123 return (ps.pkgFlags&ApplicationInfo.FLAG_SYSTEM) == 0 12124 && ps.getStopped(userId); 12125 } 12126 } 12127 return false; 12128 } 12129 12130 @Override 12131 protected boolean isPackageForFilter(String packageName, 12132 PackageParser.ActivityIntentInfo info) { 12133 return packageName.equals(info.activity.owner.packageName); 12134 } 12135 12136 @Override 12137 protected ResolveInfo newResult(PackageParser.ActivityIntentInfo info, 12138 int match, int userId) { 12139 if (!sUserManager.exists(userId)) return null; 12140 if (!mSettings.isEnabledAndMatchLPr(info.activity.info, mFlags, userId)) { 12141 return null; 12142 } 12143 final PackageParser.Activity activity = info.activity; 12144 PackageSetting ps = (PackageSetting) activity.owner.mExtras; 12145 if (ps == null) { 12146 return null; 12147 } 12148 ActivityInfo ai = PackageParser.generateActivityInfo(activity, mFlags, 12149 ps.readUserState(userId), userId); 12150 if (ai == null) { 12151 return null; 12152 } 12153 final ResolveInfo res = new ResolveInfo(); 12154 res.activityInfo = ai; 12155 if ((mFlags&PackageManager.GET_RESOLVED_FILTER) != 0) { 12156 res.filter = info; 12157 } 12158 if (info != null) { 12159 res.handleAllWebDataURI = info.handleAllWebDataURI(); 12160 } 12161 res.priority = info.getPriority(); 12162 res.preferredOrder = activity.owner.mPreferredOrder; 12163 //System.out.println("Result: " + res.activityInfo.className + 12164 // " = " + res.priority); 12165 res.match = match; 12166 res.isDefault = info.hasDefault; 12167 res.labelRes = info.labelRes; 12168 res.nonLocalizedLabel = info.nonLocalizedLabel; 12169 if (userNeedsBadging(userId)) { 12170 res.noResourceId = true; 12171 } else { 12172 res.icon = info.icon; 12173 } 12174 res.iconResourceId = info.icon; 12175 res.system = res.activityInfo.applicationInfo.isSystemApp(); 12176 return res; 12177 } 12178 12179 @Override 12180 protected void sortResults(List<ResolveInfo> results) { 12181 Collections.sort(results, mResolvePrioritySorter); 12182 } 12183 12184 @Override 12185 protected void dumpFilter(PrintWriter out, String prefix, 12186 PackageParser.ActivityIntentInfo filter) { 12187 out.print(prefix); out.print( 12188 Integer.toHexString(System.identityHashCode(filter.activity))); 12189 out.print(' '); 12190 filter.activity.printComponentShortName(out); 12191 out.print(" filter "); 12192 out.println(Integer.toHexString(System.identityHashCode(filter))); 12193 } 12194 12195 @Override 12196 protected Object filterToLabel(PackageParser.ActivityIntentInfo filter) { 12197 return filter.activity; 12198 } 12199 12200 protected void dumpFilterLabel(PrintWriter out, String prefix, Object label, int count) { 12201 PackageParser.Activity activity = (PackageParser.Activity)label; 12202 out.print(prefix); out.print( 12203 Integer.toHexString(System.identityHashCode(activity))); 12204 out.print(' '); 12205 activity.printComponentShortName(out); 12206 if (count > 1) { 12207 out.print(" ("); out.print(count); out.print(" filters)"); 12208 } 12209 out.println(); 12210 } 12211 12212 // Keys are String (activity class name), values are Activity. 12213 private final ArrayMap<ComponentName, PackageParser.Activity> mActivities 12214 = new ArrayMap<ComponentName, PackageParser.Activity>(); 12215 private int mFlags; 12216 } 12217 12218 private final class ServiceIntentResolver 12219 extends IntentResolver<PackageParser.ServiceIntentInfo, ResolveInfo> { 12220 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, 12221 boolean defaultOnly, boolean visibleToEphemeral, boolean isEphemeral, int userId) { 12222 mFlags = defaultOnly ? PackageManager.MATCH_DEFAULT_ONLY : 0; 12223 return super.queryIntent(intent, resolvedType, defaultOnly, visibleToEphemeral, 12224 isEphemeral, userId); 12225 } 12226 12227 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, int flags, 12228 int userId) { 12229 if (!sUserManager.exists(userId)) return null; 12230 mFlags = flags; 12231 return super.queryIntent(intent, resolvedType, 12232 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, 12233 (flags & PackageManager.MATCH_VISIBLE_TO_EPHEMERAL_ONLY) != 0, 12234 (flags & PackageManager.MATCH_EPHEMERAL) != 0, userId); 12235 } 12236 12237 public List<ResolveInfo> queryIntentForPackage(Intent intent, String resolvedType, 12238 int flags, ArrayList<PackageParser.Service> packageServices, int userId) { 12239 if (!sUserManager.exists(userId)) return null; 12240 if (packageServices == null) { 12241 return null; 12242 } 12243 mFlags = flags; 12244 final boolean defaultOnly = (flags&PackageManager.MATCH_DEFAULT_ONLY) != 0; 12245 final boolean vislbleToEphemeral = 12246 (flags&PackageManager.MATCH_VISIBLE_TO_EPHEMERAL_ONLY) != 0; 12247 final boolean isEphemeral = (flags&PackageManager.MATCH_EPHEMERAL) != 0; 12248 final int N = packageServices.size(); 12249 ArrayList<PackageParser.ServiceIntentInfo[]> listCut = 12250 new ArrayList<PackageParser.ServiceIntentInfo[]>(N); 12251 12252 ArrayList<PackageParser.ServiceIntentInfo> intentFilters; 12253 for (int i = 0; i < N; ++i) { 12254 intentFilters = packageServices.get(i).intents; 12255 if (intentFilters != null && intentFilters.size() > 0) { 12256 PackageParser.ServiceIntentInfo[] array = 12257 new PackageParser.ServiceIntentInfo[intentFilters.size()]; 12258 intentFilters.toArray(array); 12259 listCut.add(array); 12260 } 12261 } 12262 return super.queryIntentFromList(intent, resolvedType, defaultOnly, 12263 vislbleToEphemeral, isEphemeral, listCut, userId); 12264 } 12265 12266 public final void addService(PackageParser.Service s) { 12267 mServices.put(s.getComponentName(), s); 12268 if (DEBUG_SHOW_INFO) { 12269 Log.v(TAG, " " 12270 + (s.info.nonLocalizedLabel != null 12271 ? s.info.nonLocalizedLabel : s.info.name) + ":"); 12272 Log.v(TAG, " Class=" + s.info.name); 12273 } 12274 final int NI = s.intents.size(); 12275 int j; 12276 for (j=0; j<NI; j++) { 12277 PackageParser.ServiceIntentInfo intent = s.intents.get(j); 12278 if (DEBUG_SHOW_INFO) { 12279 Log.v(TAG, " IntentFilter:"); 12280 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 12281 } 12282 if (!intent.debugCheck()) { 12283 Log.w(TAG, "==> For Service " + s.info.name); 12284 } 12285 addFilter(intent); 12286 } 12287 } 12288 12289 public final void removeService(PackageParser.Service s) { 12290 mServices.remove(s.getComponentName()); 12291 if (DEBUG_SHOW_INFO) { 12292 Log.v(TAG, " " + (s.info.nonLocalizedLabel != null 12293 ? s.info.nonLocalizedLabel : s.info.name) + ":"); 12294 Log.v(TAG, " Class=" + s.info.name); 12295 } 12296 final int NI = s.intents.size(); 12297 int j; 12298 for (j=0; j<NI; j++) { 12299 PackageParser.ServiceIntentInfo intent = s.intents.get(j); 12300 if (DEBUG_SHOW_INFO) { 12301 Log.v(TAG, " IntentFilter:"); 12302 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 12303 } 12304 removeFilter(intent); 12305 } 12306 } 12307 12308 @Override 12309 protected boolean allowFilterResult( 12310 PackageParser.ServiceIntentInfo filter, List<ResolveInfo> dest) { 12311 ServiceInfo filterSi = filter.service.info; 12312 for (int i=dest.size()-1; i>=0; i--) { 12313 ServiceInfo destAi = dest.get(i).serviceInfo; 12314 if (destAi.name == filterSi.name 12315 && destAi.packageName == filterSi.packageName) { 12316 return false; 12317 } 12318 } 12319 return true; 12320 } 12321 12322 @Override 12323 protected PackageParser.ServiceIntentInfo[] newArray(int size) { 12324 return new PackageParser.ServiceIntentInfo[size]; 12325 } 12326 12327 @Override 12328 protected boolean isFilterStopped(PackageParser.ServiceIntentInfo filter, int userId) { 12329 if (!sUserManager.exists(userId)) return true; 12330 PackageParser.Package p = filter.service.owner; 12331 if (p != null) { 12332 PackageSetting ps = (PackageSetting)p.mExtras; 12333 if (ps != null) { 12334 // System apps are never considered stopped for purposes of 12335 // filtering, because there may be no way for the user to 12336 // actually re-launch them. 12337 return (ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) == 0 12338 && ps.getStopped(userId); 12339 } 12340 } 12341 return false; 12342 } 12343 12344 @Override 12345 protected boolean isPackageForFilter(String packageName, 12346 PackageParser.ServiceIntentInfo info) { 12347 return packageName.equals(info.service.owner.packageName); 12348 } 12349 12350 @Override 12351 protected ResolveInfo newResult(PackageParser.ServiceIntentInfo filter, 12352 int match, int userId) { 12353 if (!sUserManager.exists(userId)) return null; 12354 final PackageParser.ServiceIntentInfo info = (PackageParser.ServiceIntentInfo)filter; 12355 if (!mSettings.isEnabledAndMatchLPr(info.service.info, mFlags, userId)) { 12356 return null; 12357 } 12358 final PackageParser.Service service = info.service; 12359 PackageSetting ps = (PackageSetting) service.owner.mExtras; 12360 if (ps == null) { 12361 return null; 12362 } 12363 ServiceInfo si = PackageParser.generateServiceInfo(service, mFlags, 12364 ps.readUserState(userId), userId); 12365 if (si == null) { 12366 return null; 12367 } 12368 final ResolveInfo res = new ResolveInfo(); 12369 res.serviceInfo = si; 12370 if ((mFlags&PackageManager.GET_RESOLVED_FILTER) != 0) { 12371 res.filter = filter; 12372 } 12373 res.priority = info.getPriority(); 12374 res.preferredOrder = service.owner.mPreferredOrder; 12375 res.match = match; 12376 res.isDefault = info.hasDefault; 12377 res.labelRes = info.labelRes; 12378 res.nonLocalizedLabel = info.nonLocalizedLabel; 12379 res.icon = info.icon; 12380 res.system = res.serviceInfo.applicationInfo.isSystemApp(); 12381 return res; 12382 } 12383 12384 @Override 12385 protected void sortResults(List<ResolveInfo> results) { 12386 Collections.sort(results, mResolvePrioritySorter); 12387 } 12388 12389 @Override 12390 protected void dumpFilter(PrintWriter out, String prefix, 12391 PackageParser.ServiceIntentInfo filter) { 12392 out.print(prefix); out.print( 12393 Integer.toHexString(System.identityHashCode(filter.service))); 12394 out.print(' '); 12395 filter.service.printComponentShortName(out); 12396 out.print(" filter "); 12397 out.println(Integer.toHexString(System.identityHashCode(filter))); 12398 } 12399 12400 @Override 12401 protected Object filterToLabel(PackageParser.ServiceIntentInfo filter) { 12402 return filter.service; 12403 } 12404 12405 protected void dumpFilterLabel(PrintWriter out, String prefix, Object label, int count) { 12406 PackageParser.Service service = (PackageParser.Service)label; 12407 out.print(prefix); out.print( 12408 Integer.toHexString(System.identityHashCode(service))); 12409 out.print(' '); 12410 service.printComponentShortName(out); 12411 if (count > 1) { 12412 out.print(" ("); out.print(count); out.print(" filters)"); 12413 } 12414 out.println(); 12415 } 12416 12417// List<ResolveInfo> filterEnabled(List<ResolveInfo> resolveInfoList) { 12418// final Iterator<ResolveInfo> i = resolveInfoList.iterator(); 12419// final List<ResolveInfo> retList = Lists.newArrayList(); 12420// while (i.hasNext()) { 12421// final ResolveInfo resolveInfo = (ResolveInfo) i; 12422// if (isEnabledLP(resolveInfo.serviceInfo)) { 12423// retList.add(resolveInfo); 12424// } 12425// } 12426// return retList; 12427// } 12428 12429 // Keys are String (activity class name), values are Activity. 12430 private final ArrayMap<ComponentName, PackageParser.Service> mServices 12431 = new ArrayMap<ComponentName, PackageParser.Service>(); 12432 private int mFlags; 12433 } 12434 12435 private final class ProviderIntentResolver 12436 extends IntentResolver<PackageParser.ProviderIntentInfo, ResolveInfo> { 12437 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, 12438 boolean defaultOnly, boolean visibleToEphemeral, boolean isEphemeral, int userId) { 12439 mFlags = defaultOnly ? PackageManager.MATCH_DEFAULT_ONLY : 0; 12440 return super.queryIntent(intent, resolvedType, defaultOnly, visibleToEphemeral, 12441 isEphemeral, userId); 12442 } 12443 12444 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, int flags, 12445 int userId) { 12446 if (!sUserManager.exists(userId)) 12447 return null; 12448 mFlags = flags; 12449 return super.queryIntent(intent, resolvedType, 12450 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, 12451 (flags & PackageManager.MATCH_VISIBLE_TO_EPHEMERAL_ONLY) != 0, 12452 (flags & PackageManager.MATCH_EPHEMERAL) != 0, userId); 12453 } 12454 12455 public List<ResolveInfo> queryIntentForPackage(Intent intent, String resolvedType, 12456 int flags, ArrayList<PackageParser.Provider> packageProviders, int userId) { 12457 if (!sUserManager.exists(userId)) 12458 return null; 12459 if (packageProviders == null) { 12460 return null; 12461 } 12462 mFlags = flags; 12463 final boolean defaultOnly = (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0; 12464 final boolean isEphemeral = (flags&PackageManager.MATCH_EPHEMERAL) != 0; 12465 final boolean vislbleToEphemeral = 12466 (flags&PackageManager.MATCH_VISIBLE_TO_EPHEMERAL_ONLY) != 0; 12467 final int N = packageProviders.size(); 12468 ArrayList<PackageParser.ProviderIntentInfo[]> listCut = 12469 new ArrayList<PackageParser.ProviderIntentInfo[]>(N); 12470 12471 ArrayList<PackageParser.ProviderIntentInfo> intentFilters; 12472 for (int i = 0; i < N; ++i) { 12473 intentFilters = packageProviders.get(i).intents; 12474 if (intentFilters != null && intentFilters.size() > 0) { 12475 PackageParser.ProviderIntentInfo[] array = 12476 new PackageParser.ProviderIntentInfo[intentFilters.size()]; 12477 intentFilters.toArray(array); 12478 listCut.add(array); 12479 } 12480 } 12481 return super.queryIntentFromList(intent, resolvedType, defaultOnly, 12482 vislbleToEphemeral, isEphemeral, listCut, userId); 12483 } 12484 12485 public final void addProvider(PackageParser.Provider p) { 12486 if (mProviders.containsKey(p.getComponentName())) { 12487 Slog.w(TAG, "Provider " + p.getComponentName() + " already defined; ignoring"); 12488 return; 12489 } 12490 12491 mProviders.put(p.getComponentName(), p); 12492 if (DEBUG_SHOW_INFO) { 12493 Log.v(TAG, " " 12494 + (p.info.nonLocalizedLabel != null 12495 ? p.info.nonLocalizedLabel : p.info.name) + ":"); 12496 Log.v(TAG, " Class=" + p.info.name); 12497 } 12498 final int NI = p.intents.size(); 12499 int j; 12500 for (j = 0; j < NI; j++) { 12501 PackageParser.ProviderIntentInfo intent = p.intents.get(j); 12502 if (DEBUG_SHOW_INFO) { 12503 Log.v(TAG, " IntentFilter:"); 12504 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 12505 } 12506 if (!intent.debugCheck()) { 12507 Log.w(TAG, "==> For Provider " + p.info.name); 12508 } 12509 addFilter(intent); 12510 } 12511 } 12512 12513 public final void removeProvider(PackageParser.Provider p) { 12514 mProviders.remove(p.getComponentName()); 12515 if (DEBUG_SHOW_INFO) { 12516 Log.v(TAG, " " + (p.info.nonLocalizedLabel != null 12517 ? p.info.nonLocalizedLabel : p.info.name) + ":"); 12518 Log.v(TAG, " Class=" + p.info.name); 12519 } 12520 final int NI = p.intents.size(); 12521 int j; 12522 for (j = 0; j < NI; j++) { 12523 PackageParser.ProviderIntentInfo intent = p.intents.get(j); 12524 if (DEBUG_SHOW_INFO) { 12525 Log.v(TAG, " IntentFilter:"); 12526 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 12527 } 12528 removeFilter(intent); 12529 } 12530 } 12531 12532 @Override 12533 protected boolean allowFilterResult( 12534 PackageParser.ProviderIntentInfo filter, List<ResolveInfo> dest) { 12535 ProviderInfo filterPi = filter.provider.info; 12536 for (int i = dest.size() - 1; i >= 0; i--) { 12537 ProviderInfo destPi = dest.get(i).providerInfo; 12538 if (destPi.name == filterPi.name 12539 && destPi.packageName == filterPi.packageName) { 12540 return false; 12541 } 12542 } 12543 return true; 12544 } 12545 12546 @Override 12547 protected PackageParser.ProviderIntentInfo[] newArray(int size) { 12548 return new PackageParser.ProviderIntentInfo[size]; 12549 } 12550 12551 @Override 12552 protected boolean isFilterStopped(PackageParser.ProviderIntentInfo filter, int userId) { 12553 if (!sUserManager.exists(userId)) 12554 return true; 12555 PackageParser.Package p = filter.provider.owner; 12556 if (p != null) { 12557 PackageSetting ps = (PackageSetting) p.mExtras; 12558 if (ps != null) { 12559 // System apps are never considered stopped for purposes of 12560 // filtering, because there may be no way for the user to 12561 // actually re-launch them. 12562 return (ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) == 0 12563 && ps.getStopped(userId); 12564 } 12565 } 12566 return false; 12567 } 12568 12569 @Override 12570 protected boolean isPackageForFilter(String packageName, 12571 PackageParser.ProviderIntentInfo info) { 12572 return packageName.equals(info.provider.owner.packageName); 12573 } 12574 12575 @Override 12576 protected ResolveInfo newResult(PackageParser.ProviderIntentInfo filter, 12577 int match, int userId) { 12578 if (!sUserManager.exists(userId)) 12579 return null; 12580 final PackageParser.ProviderIntentInfo info = filter; 12581 if (!mSettings.isEnabledAndMatchLPr(info.provider.info, mFlags, userId)) { 12582 return null; 12583 } 12584 final PackageParser.Provider provider = info.provider; 12585 PackageSetting ps = (PackageSetting) provider.owner.mExtras; 12586 if (ps == null) { 12587 return null; 12588 } 12589 ProviderInfo pi = PackageParser.generateProviderInfo(provider, mFlags, 12590 ps.readUserState(userId), userId); 12591 if (pi == null) { 12592 return null; 12593 } 12594 final ResolveInfo res = new ResolveInfo(); 12595 res.providerInfo = pi; 12596 if ((mFlags & PackageManager.GET_RESOLVED_FILTER) != 0) { 12597 res.filter = filter; 12598 } 12599 res.priority = info.getPriority(); 12600 res.preferredOrder = provider.owner.mPreferredOrder; 12601 res.match = match; 12602 res.isDefault = info.hasDefault; 12603 res.labelRes = info.labelRes; 12604 res.nonLocalizedLabel = info.nonLocalizedLabel; 12605 res.icon = info.icon; 12606 res.system = res.providerInfo.applicationInfo.isSystemApp(); 12607 return res; 12608 } 12609 12610 @Override 12611 protected void sortResults(List<ResolveInfo> results) { 12612 Collections.sort(results, mResolvePrioritySorter); 12613 } 12614 12615 @Override 12616 protected void dumpFilter(PrintWriter out, String prefix, 12617 PackageParser.ProviderIntentInfo filter) { 12618 out.print(prefix); 12619 out.print( 12620 Integer.toHexString(System.identityHashCode(filter.provider))); 12621 out.print(' '); 12622 filter.provider.printComponentShortName(out); 12623 out.print(" filter "); 12624 out.println(Integer.toHexString(System.identityHashCode(filter))); 12625 } 12626 12627 @Override 12628 protected Object filterToLabel(PackageParser.ProviderIntentInfo filter) { 12629 return filter.provider; 12630 } 12631 12632 protected void dumpFilterLabel(PrintWriter out, String prefix, Object label, int count) { 12633 PackageParser.Provider provider = (PackageParser.Provider)label; 12634 out.print(prefix); out.print( 12635 Integer.toHexString(System.identityHashCode(provider))); 12636 out.print(' '); 12637 provider.printComponentShortName(out); 12638 if (count > 1) { 12639 out.print(" ("); out.print(count); out.print(" filters)"); 12640 } 12641 out.println(); 12642 } 12643 12644 private final ArrayMap<ComponentName, PackageParser.Provider> mProviders 12645 = new ArrayMap<ComponentName, PackageParser.Provider>(); 12646 private int mFlags; 12647 } 12648 12649 static final class EphemeralIntentResolver 12650 extends IntentResolver<EphemeralResponse, EphemeralResponse> { 12651 /** 12652 * The result that has the highest defined order. Ordering applies on a 12653 * per-package basis. Mapping is from package name to Pair of order and 12654 * EphemeralResolveInfo. 12655 * <p> 12656 * NOTE: This is implemented as a field variable for convenience and efficiency. 12657 * By having a field variable, we're able to track filter ordering as soon as 12658 * a non-zero order is defined. Otherwise, multiple loops across the result set 12659 * would be needed to apply ordering. If the intent resolver becomes re-entrant, 12660 * this needs to be contained entirely within {@link #filterResults()}. 12661 */ 12662 final ArrayMap<String, Pair<Integer, EphemeralResolveInfo>> mOrderResult = new ArrayMap<>(); 12663 12664 @Override 12665 protected EphemeralResponse[] newArray(int size) { 12666 return new EphemeralResponse[size]; 12667 } 12668 12669 @Override 12670 protected boolean isPackageForFilter(String packageName, EphemeralResponse responseObj) { 12671 return true; 12672 } 12673 12674 @Override 12675 protected EphemeralResponse newResult(EphemeralResponse responseObj, int match, 12676 int userId) { 12677 if (!sUserManager.exists(userId)) { 12678 return null; 12679 } 12680 final String packageName = responseObj.resolveInfo.getPackageName(); 12681 final Integer order = responseObj.getOrder(); 12682 final Pair<Integer, EphemeralResolveInfo> lastOrderResult = 12683 mOrderResult.get(packageName); 12684 // ordering is enabled and this item's order isn't high enough 12685 if (lastOrderResult != null && lastOrderResult.first >= order) { 12686 return null; 12687 } 12688 final EphemeralResolveInfo res = responseObj.resolveInfo; 12689 if (order > 0) { 12690 // non-zero order, enable ordering 12691 mOrderResult.put(packageName, new Pair<>(order, res)); 12692 } 12693 return responseObj; 12694 } 12695 12696 @Override 12697 protected void filterResults(List<EphemeralResponse> results) { 12698 // only do work if ordering is enabled [most of the time it won't be] 12699 if (mOrderResult.size() == 0) { 12700 return; 12701 } 12702 int resultSize = results.size(); 12703 for (int i = 0; i < resultSize; i++) { 12704 final EphemeralResolveInfo info = results.get(i).resolveInfo; 12705 final String packageName = info.getPackageName(); 12706 final Pair<Integer, EphemeralResolveInfo> savedInfo = mOrderResult.get(packageName); 12707 if (savedInfo == null) { 12708 // package doesn't having ordering 12709 continue; 12710 } 12711 if (savedInfo.second == info) { 12712 // circled back to the highest ordered item; remove from order list 12713 mOrderResult.remove(savedInfo); 12714 if (mOrderResult.size() == 0) { 12715 // no more ordered items 12716 break; 12717 } 12718 continue; 12719 } 12720 // item has a worse order, remove it from the result list 12721 results.remove(i); 12722 resultSize--; 12723 i--; 12724 } 12725 } 12726 } 12727 12728 private static final Comparator<ResolveInfo> mResolvePrioritySorter = 12729 new Comparator<ResolveInfo>() { 12730 public int compare(ResolveInfo r1, ResolveInfo r2) { 12731 int v1 = r1.priority; 12732 int v2 = r2.priority; 12733 //System.out.println("Comparing: q1=" + q1 + " q2=" + q2); 12734 if (v1 != v2) { 12735 return (v1 > v2) ? -1 : 1; 12736 } 12737 v1 = r1.preferredOrder; 12738 v2 = r2.preferredOrder; 12739 if (v1 != v2) { 12740 return (v1 > v2) ? -1 : 1; 12741 } 12742 if (r1.isDefault != r2.isDefault) { 12743 return r1.isDefault ? -1 : 1; 12744 } 12745 v1 = r1.match; 12746 v2 = r2.match; 12747 //System.out.println("Comparing: m1=" + m1 + " m2=" + m2); 12748 if (v1 != v2) { 12749 return (v1 > v2) ? -1 : 1; 12750 } 12751 if (r1.system != r2.system) { 12752 return r1.system ? -1 : 1; 12753 } 12754 if (r1.activityInfo != null) { 12755 return r1.activityInfo.packageName.compareTo(r2.activityInfo.packageName); 12756 } 12757 if (r1.serviceInfo != null) { 12758 return r1.serviceInfo.packageName.compareTo(r2.serviceInfo.packageName); 12759 } 12760 if (r1.providerInfo != null) { 12761 return r1.providerInfo.packageName.compareTo(r2.providerInfo.packageName); 12762 } 12763 return 0; 12764 } 12765 }; 12766 12767 private static final Comparator<ProviderInfo> mProviderInitOrderSorter = 12768 new Comparator<ProviderInfo>() { 12769 public int compare(ProviderInfo p1, ProviderInfo p2) { 12770 final int v1 = p1.initOrder; 12771 final int v2 = p2.initOrder; 12772 return (v1 > v2) ? -1 : ((v1 < v2) ? 1 : 0); 12773 } 12774 }; 12775 12776 final void sendPackageBroadcast(final String action, final String pkg, final Bundle extras, 12777 final int flags, final String targetPkg, final IIntentReceiver finishedReceiver, 12778 final int[] userIds) { 12779 mHandler.post(new Runnable() { 12780 @Override 12781 public void run() { 12782 try { 12783 final IActivityManager am = ActivityManager.getService(); 12784 if (am == null) return; 12785 final int[] resolvedUserIds; 12786 if (userIds == null) { 12787 resolvedUserIds = am.getRunningUserIds(); 12788 } else { 12789 resolvedUserIds = userIds; 12790 } 12791 for (int id : resolvedUserIds) { 12792 final Intent intent = new Intent(action, 12793 pkg != null ? Uri.fromParts(PACKAGE_SCHEME, pkg, null) : null); 12794 if (extras != null) { 12795 intent.putExtras(extras); 12796 } 12797 if (targetPkg != null) { 12798 intent.setPackage(targetPkg); 12799 } 12800 // Modify the UID when posting to other users 12801 int uid = intent.getIntExtra(Intent.EXTRA_UID, -1); 12802 if (uid > 0 && UserHandle.getUserId(uid) != id) { 12803 uid = UserHandle.getUid(id, UserHandle.getAppId(uid)); 12804 intent.putExtra(Intent.EXTRA_UID, uid); 12805 } 12806 intent.putExtra(Intent.EXTRA_USER_HANDLE, id); 12807 intent.addFlags(Intent.FLAG_RECEIVER_REGISTERED_ONLY_BEFORE_BOOT | flags); 12808 if (DEBUG_BROADCASTS) { 12809 RuntimeException here = new RuntimeException("here"); 12810 here.fillInStackTrace(); 12811 Slog.d(TAG, "Sending to user " + id + ": " 12812 + intent.toShortString(false, true, false, false) 12813 + " " + intent.getExtras(), here); 12814 } 12815 am.broadcastIntent(null, intent, null, finishedReceiver, 12816 0, null, null, null, android.app.AppOpsManager.OP_NONE, 12817 null, finishedReceiver != null, false, id); 12818 } 12819 } catch (RemoteException ex) { 12820 } 12821 } 12822 }); 12823 } 12824 12825 /** 12826 * Check if the external storage media is available. This is true if there 12827 * is a mounted external storage medium or if the external storage is 12828 * emulated. 12829 */ 12830 private boolean isExternalMediaAvailable() { 12831 return mMediaMounted || Environment.isExternalStorageEmulated(); 12832 } 12833 12834 @Override 12835 public PackageCleanItem nextPackageToClean(PackageCleanItem lastPackage) { 12836 // writer 12837 synchronized (mPackages) { 12838 if (!isExternalMediaAvailable()) { 12839 // If the external storage is no longer mounted at this point, 12840 // the caller may not have been able to delete all of this 12841 // packages files and can not delete any more. Bail. 12842 return null; 12843 } 12844 final ArrayList<PackageCleanItem> pkgs = mSettings.mPackagesToBeCleaned; 12845 if (lastPackage != null) { 12846 pkgs.remove(lastPackage); 12847 } 12848 if (pkgs.size() > 0) { 12849 return pkgs.get(0); 12850 } 12851 } 12852 return null; 12853 } 12854 12855 void schedulePackageCleaning(String packageName, int userId, boolean andCode) { 12856 final Message msg = mHandler.obtainMessage(START_CLEANING_PACKAGE, 12857 userId, andCode ? 1 : 0, packageName); 12858 if (mSystemReady) { 12859 msg.sendToTarget(); 12860 } else { 12861 if (mPostSystemReadyMessages == null) { 12862 mPostSystemReadyMessages = new ArrayList<>(); 12863 } 12864 mPostSystemReadyMessages.add(msg); 12865 } 12866 } 12867 12868 void startCleaningPackages() { 12869 // reader 12870 if (!isExternalMediaAvailable()) { 12871 return; 12872 } 12873 synchronized (mPackages) { 12874 if (mSettings.mPackagesToBeCleaned.isEmpty()) { 12875 return; 12876 } 12877 } 12878 Intent intent = new Intent(PackageManager.ACTION_CLEAN_EXTERNAL_STORAGE); 12879 intent.setComponent(DEFAULT_CONTAINER_COMPONENT); 12880 IActivityManager am = ActivityManager.getService(); 12881 if (am != null) { 12882 try { 12883 am.startService(null, intent, null, -1, null, mContext.getOpPackageName(), 12884 UserHandle.USER_SYSTEM); 12885 } catch (RemoteException e) { 12886 } 12887 } 12888 } 12889 12890 @Override 12891 public void installPackageAsUser(String originPath, IPackageInstallObserver2 observer, 12892 int installFlags, String installerPackageName, int userId) { 12893 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.INSTALL_PACKAGES, null); 12894 12895 final int callingUid = Binder.getCallingUid(); 12896 enforceCrossUserPermission(callingUid, userId, 12897 true /* requireFullPermission */, true /* checkShell */, "installPackageAsUser"); 12898 12899 if (isUserRestricted(userId, UserManager.DISALLOW_INSTALL_APPS)) { 12900 try { 12901 if (observer != null) { 12902 observer.onPackageInstalled("", INSTALL_FAILED_USER_RESTRICTED, null, null); 12903 } 12904 } catch (RemoteException re) { 12905 } 12906 return; 12907 } 12908 12909 if ((callingUid == Process.SHELL_UID) || (callingUid == Process.ROOT_UID)) { 12910 installFlags |= PackageManager.INSTALL_FROM_ADB; 12911 12912 } else { 12913 // Caller holds INSTALL_PACKAGES permission, so we're less strict 12914 // about installerPackageName. 12915 12916 installFlags &= ~PackageManager.INSTALL_FROM_ADB; 12917 installFlags &= ~PackageManager.INSTALL_ALL_USERS; 12918 } 12919 12920 UserHandle user; 12921 if ((installFlags & PackageManager.INSTALL_ALL_USERS) != 0) { 12922 user = UserHandle.ALL; 12923 } else { 12924 user = new UserHandle(userId); 12925 } 12926 12927 // Only system components can circumvent runtime permissions when installing. 12928 if ((installFlags & PackageManager.INSTALL_GRANT_RUNTIME_PERMISSIONS) != 0 12929 && mContext.checkCallingOrSelfPermission(Manifest.permission 12930 .INSTALL_GRANT_RUNTIME_PERMISSIONS) == PackageManager.PERMISSION_DENIED) { 12931 throw new SecurityException("You need the " 12932 + "android.permission.INSTALL_GRANT_RUNTIME_PERMISSIONS permission " 12933 + "to use the PackageManager.INSTALL_GRANT_RUNTIME_PERMISSIONS flag"); 12934 } 12935 12936 final File originFile = new File(originPath); 12937 final OriginInfo origin = OriginInfo.fromUntrustedFile(originFile); 12938 12939 final Message msg = mHandler.obtainMessage(INIT_COPY); 12940 final VerificationInfo verificationInfo = new VerificationInfo( 12941 null /*originatingUri*/, null /*referrer*/, -1 /*originatingUid*/, callingUid); 12942 final InstallParams params = new InstallParams(origin, null /*moveInfo*/, observer, 12943 installFlags, installerPackageName, null /*volumeUuid*/, verificationInfo, user, 12944 null /*packageAbiOverride*/, null /*grantedPermissions*/, 12945 null /*certificates*/, PackageManager.INSTALL_REASON_UNKNOWN); 12946 params.setTraceMethod("installAsUser").setTraceCookie(System.identityHashCode(params)); 12947 msg.obj = params; 12948 12949 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "installAsUser", 12950 System.identityHashCode(msg.obj)); 12951 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "queueInstall", 12952 System.identityHashCode(msg.obj)); 12953 12954 mHandler.sendMessage(msg); 12955 } 12956 12957 12958 /** 12959 * Ensure that the install reason matches what we know about the package installer (e.g. whether 12960 * it is acting on behalf on an enterprise or the user). 12961 * 12962 * Note that the ordering of the conditionals in this method is important. The checks we perform 12963 * are as follows, in this order: 12964 * 12965 * 1) If the install is being performed by a system app, we can trust the app to have set the 12966 * install reason correctly. Thus, we pass through the install reason unchanged, no matter 12967 * what it is. 12968 * 2) If the install is being performed by a device or profile owner app, the install reason 12969 * should be enterprise policy. However, we cannot be sure that the device or profile owner 12970 * set the install reason correctly. If the app targets an older SDK version where install 12971 * reasons did not exist yet, or if the app author simply forgot, the install reason may be 12972 * unset or wrong. Thus, we force the install reason to be enterprise policy. 12973 * 3) In all other cases, the install is being performed by a regular app that is neither part 12974 * of the system nor a device or profile owner. We have no reason to believe that this app is 12975 * acting on behalf of the enterprise admin. Thus, we check whether the install reason was 12976 * set to enterprise policy and if so, change it to unknown instead. 12977 */ 12978 private int fixUpInstallReason(String installerPackageName, int installerUid, 12979 int installReason) { 12980 if (checkUidPermission(android.Manifest.permission.INSTALL_PACKAGES, installerUid) 12981 == PERMISSION_GRANTED) { 12982 // If the install is being performed by a system app, we trust that app to have set the 12983 // install reason correctly. 12984 return installReason; 12985 } 12986 12987 final IDevicePolicyManager dpm = IDevicePolicyManager.Stub.asInterface( 12988 ServiceManager.getService(Context.DEVICE_POLICY_SERVICE)); 12989 if (dpm != null) { 12990 ComponentName owner = null; 12991 try { 12992 owner = dpm.getDeviceOwnerComponent(true /* callingUserOnly */); 12993 if (owner == null) { 12994 owner = dpm.getProfileOwner(UserHandle.getUserId(installerUid)); 12995 } 12996 } catch (RemoteException e) { 12997 } 12998 if (owner != null && owner.getPackageName().equals(installerPackageName)) { 12999 // If the install is being performed by a device or profile owner, the install 13000 // reason should be enterprise policy. 13001 return PackageManager.INSTALL_REASON_POLICY; 13002 } 13003 } 13004 13005 if (installReason == PackageManager.INSTALL_REASON_POLICY) { 13006 // If the install is being performed by a regular app (i.e. neither system app nor 13007 // device or profile owner), we have no reason to believe that the app is acting on 13008 // behalf of an enterprise. If the app set the install reason to enterprise policy, 13009 // change it to unknown instead. 13010 return PackageManager.INSTALL_REASON_UNKNOWN; 13011 } 13012 13013 // If the install is being performed by a regular app and the install reason was set to any 13014 // value but enterprise policy, leave the install reason unchanged. 13015 return installReason; 13016 } 13017 13018 void installStage(String packageName, File stagedDir, String stagedCid, 13019 IPackageInstallObserver2 observer, PackageInstaller.SessionParams sessionParams, 13020 String installerPackageName, int installerUid, UserHandle user, 13021 Certificate[][] certificates) { 13022 if (DEBUG_EPHEMERAL) { 13023 if ((sessionParams.installFlags & PackageManager.INSTALL_EPHEMERAL) != 0) { 13024 Slog.d(TAG, "Ephemeral install of " + packageName); 13025 } 13026 } 13027 final VerificationInfo verificationInfo = new VerificationInfo( 13028 sessionParams.originatingUri, sessionParams.referrerUri, 13029 sessionParams.originatingUid, installerUid); 13030 13031 final OriginInfo origin; 13032 if (stagedDir != null) { 13033 origin = OriginInfo.fromStagedFile(stagedDir); 13034 } else { 13035 origin = OriginInfo.fromStagedContainer(stagedCid); 13036 } 13037 13038 final Message msg = mHandler.obtainMessage(INIT_COPY); 13039 final int installReason = fixUpInstallReason(installerPackageName, installerUid, 13040 sessionParams.installReason); 13041 final InstallParams params = new InstallParams(origin, null, observer, 13042 sessionParams.installFlags, installerPackageName, sessionParams.volumeUuid, 13043 verificationInfo, user, sessionParams.abiOverride, 13044 sessionParams.grantedRuntimePermissions, certificates, installReason); 13045 params.setTraceMethod("installStage").setTraceCookie(System.identityHashCode(params)); 13046 msg.obj = params; 13047 13048 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "installStage", 13049 System.identityHashCode(msg.obj)); 13050 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "queueInstall", 13051 System.identityHashCode(msg.obj)); 13052 13053 mHandler.sendMessage(msg); 13054 } 13055 13056 private void sendPackageAddedForUser(String packageName, PackageSetting pkgSetting, 13057 int userId) { 13058 final boolean isSystem = isSystemApp(pkgSetting) || isUpdatedSystemApp(pkgSetting); 13059 sendPackageAddedForNewUsers(packageName, isSystem, pkgSetting.appId, userId); 13060 } 13061 13062 private void sendPackageAddedForNewUsers(String packageName, boolean isSystem, 13063 int appId, int... userIds) { 13064 if (ArrayUtils.isEmpty(userIds)) { 13065 return; 13066 } 13067 Bundle extras = new Bundle(1); 13068 // Set to UID of the first user, EXTRA_UID is automatically updated in sendPackageBroadcast 13069 extras.putInt(Intent.EXTRA_UID, UserHandle.getUid(userIds[0], appId)); 13070 13071 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, 13072 packageName, extras, 0, null, null, userIds); 13073 if (isSystem) { 13074 mHandler.post(() -> { 13075 for (int userId : userIds) { 13076 sendBootCompletedBroadcastToSystemApp(packageName, userId); 13077 } 13078 } 13079 ); 13080 } 13081 } 13082 13083 /** 13084 * The just-installed/enabled app is bundled on the system, so presumed to be able to run 13085 * automatically without needing an explicit launch. 13086 * Send it a LOCKED_BOOT_COMPLETED/BOOT_COMPLETED if it would ordinarily have gotten ones. 13087 */ 13088 private void sendBootCompletedBroadcastToSystemApp(String packageName, int userId) { 13089 // If user is not running, the app didn't miss any broadcast 13090 if (!mUserManagerInternal.isUserRunning(userId)) { 13091 return; 13092 } 13093 final IActivityManager am = ActivityManager.getService(); 13094 try { 13095 // Deliver LOCKED_BOOT_COMPLETED first 13096 Intent lockedBcIntent = new Intent(Intent.ACTION_LOCKED_BOOT_COMPLETED) 13097 .setPackage(packageName); 13098 final String[] requiredPermissions = {Manifest.permission.RECEIVE_BOOT_COMPLETED}; 13099 am.broadcastIntent(null, lockedBcIntent, null, null, 0, null, null, requiredPermissions, 13100 android.app.AppOpsManager.OP_NONE, null, false, false, userId); 13101 13102 // Deliver BOOT_COMPLETED only if user is unlocked 13103 if (mUserManagerInternal.isUserUnlockingOrUnlocked(userId)) { 13104 Intent bcIntent = new Intent(Intent.ACTION_BOOT_COMPLETED).setPackage(packageName); 13105 am.broadcastIntent(null, bcIntent, null, null, 0, null, null, requiredPermissions, 13106 android.app.AppOpsManager.OP_NONE, null, false, false, userId); 13107 } 13108 } catch (RemoteException e) { 13109 throw e.rethrowFromSystemServer(); 13110 } 13111 } 13112 13113 @Override 13114 public boolean setApplicationHiddenSettingAsUser(String packageName, boolean hidden, 13115 int userId) { 13116 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MANAGE_USERS, null); 13117 PackageSetting pkgSetting; 13118 final int uid = Binder.getCallingUid(); 13119 enforceCrossUserPermission(uid, userId, 13120 true /* requireFullPermission */, true /* checkShell */, 13121 "setApplicationHiddenSetting for user " + userId); 13122 13123 if (hidden && isPackageDeviceAdmin(packageName, userId)) { 13124 Slog.w(TAG, "Not hiding package " + packageName + ": has active device admin"); 13125 return false; 13126 } 13127 13128 long callingId = Binder.clearCallingIdentity(); 13129 try { 13130 boolean sendAdded = false; 13131 boolean sendRemoved = false; 13132 // writer 13133 synchronized (mPackages) { 13134 pkgSetting = mSettings.mPackages.get(packageName); 13135 if (pkgSetting == null) { 13136 return false; 13137 } 13138 // Do not allow "android" is being disabled 13139 if ("android".equals(packageName)) { 13140 Slog.w(TAG, "Cannot hide package: android"); 13141 return false; 13142 } 13143 // Cannot hide static shared libs as they are considered 13144 // a part of the using app (emulating static linking). Also 13145 // static libs are installed always on internal storage. 13146 PackageParser.Package pkg = mPackages.get(packageName); 13147 if (pkg != null && pkg.staticSharedLibName != null) { 13148 Slog.w(TAG, "Cannot hide package: " + packageName 13149 + " providing static shared library: " 13150 + pkg.staticSharedLibName); 13151 return false; 13152 } 13153 // Only allow protected packages to hide themselves. 13154 if (hidden && !UserHandle.isSameApp(uid, pkgSetting.appId) 13155 && mProtectedPackages.isPackageStateProtected(userId, packageName)) { 13156 Slog.w(TAG, "Not hiding protected package: " + packageName); 13157 return false; 13158 } 13159 13160 if (pkgSetting.getHidden(userId) != hidden) { 13161 pkgSetting.setHidden(hidden, userId); 13162 mSettings.writePackageRestrictionsLPr(userId); 13163 if (hidden) { 13164 sendRemoved = true; 13165 } else { 13166 sendAdded = true; 13167 } 13168 } 13169 } 13170 if (sendAdded) { 13171 sendPackageAddedForUser(packageName, pkgSetting, userId); 13172 return true; 13173 } 13174 if (sendRemoved) { 13175 killApplication(packageName, UserHandle.getUid(userId, pkgSetting.appId), 13176 "hiding pkg"); 13177 sendApplicationHiddenForUser(packageName, pkgSetting, userId); 13178 return true; 13179 } 13180 } finally { 13181 Binder.restoreCallingIdentity(callingId); 13182 } 13183 return false; 13184 } 13185 13186 private void sendApplicationHiddenForUser(String packageName, PackageSetting pkgSetting, 13187 int userId) { 13188 final PackageRemovedInfo info = new PackageRemovedInfo(); 13189 info.removedPackage = packageName; 13190 info.removedUsers = new int[] {userId}; 13191 info.uid = UserHandle.getUid(userId, pkgSetting.appId); 13192 info.sendPackageRemovedBroadcasts(true /*killApp*/); 13193 } 13194 13195 private void sendPackagesSuspendedForUser(String[] pkgList, int userId, boolean suspended) { 13196 if (pkgList.length > 0) { 13197 Bundle extras = new Bundle(1); 13198 extras.putStringArray(Intent.EXTRA_CHANGED_PACKAGE_LIST, pkgList); 13199 13200 sendPackageBroadcast( 13201 suspended ? Intent.ACTION_PACKAGES_SUSPENDED 13202 : Intent.ACTION_PACKAGES_UNSUSPENDED, 13203 null, extras, Intent.FLAG_RECEIVER_REGISTERED_ONLY, null, null, 13204 new int[] {userId}); 13205 } 13206 } 13207 13208 /** 13209 * Returns true if application is not found or there was an error. Otherwise it returns 13210 * the hidden state of the package for the given user. 13211 */ 13212 @Override 13213 public boolean getApplicationHiddenSettingAsUser(String packageName, int userId) { 13214 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MANAGE_USERS, null); 13215 enforceCrossUserPermission(Binder.getCallingUid(), userId, 13216 true /* requireFullPermission */, false /* checkShell */, 13217 "getApplicationHidden for user " + userId); 13218 PackageSetting pkgSetting; 13219 long callingId = Binder.clearCallingIdentity(); 13220 try { 13221 // writer 13222 synchronized (mPackages) { 13223 pkgSetting = mSettings.mPackages.get(packageName); 13224 if (pkgSetting == null) { 13225 return true; 13226 } 13227 return pkgSetting.getHidden(userId); 13228 } 13229 } finally { 13230 Binder.restoreCallingIdentity(callingId); 13231 } 13232 } 13233 13234 /** 13235 * @hide 13236 */ 13237 @Override 13238 public int installExistingPackageAsUser(String packageName, int userId, int installReason) { 13239 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.INSTALL_PACKAGES, 13240 null); 13241 PackageSetting pkgSetting; 13242 final int uid = Binder.getCallingUid(); 13243 enforceCrossUserPermission(uid, userId, 13244 true /* requireFullPermission */, true /* checkShell */, 13245 "installExistingPackage for user " + userId); 13246 if (isUserRestricted(userId, UserManager.DISALLOW_INSTALL_APPS)) { 13247 return PackageManager.INSTALL_FAILED_USER_RESTRICTED; 13248 } 13249 13250 long callingId = Binder.clearCallingIdentity(); 13251 try { 13252 boolean installed = false; 13253 13254 // writer 13255 synchronized (mPackages) { 13256 pkgSetting = mSettings.mPackages.get(packageName); 13257 if (pkgSetting == null) { 13258 return PackageManager.INSTALL_FAILED_INVALID_URI; 13259 } 13260 if (!pkgSetting.getInstalled(userId)) { 13261 pkgSetting.setInstalled(true, userId); 13262 pkgSetting.setHidden(false, userId); 13263 pkgSetting.setInstallReason(installReason, userId); 13264 mSettings.writePackageRestrictionsLPr(userId); 13265 installed = true; 13266 } 13267 } 13268 13269 if (installed) { 13270 if (pkgSetting.pkg != null) { 13271 synchronized (mInstallLock) { 13272 // We don't need to freeze for a brand new install 13273 prepareAppDataAfterInstallLIF(pkgSetting.pkg); 13274 } 13275 } 13276 sendPackageAddedForUser(packageName, pkgSetting, userId); 13277 } 13278 } finally { 13279 Binder.restoreCallingIdentity(callingId); 13280 } 13281 13282 return PackageManager.INSTALL_SUCCEEDED; 13283 } 13284 13285 boolean isUserRestricted(int userId, String restrictionKey) { 13286 Bundle restrictions = sUserManager.getUserRestrictions(userId); 13287 if (restrictions.getBoolean(restrictionKey, false)) { 13288 Log.w(TAG, "User is restricted: " + restrictionKey); 13289 return true; 13290 } 13291 return false; 13292 } 13293 13294 @Override 13295 public String[] setPackagesSuspendedAsUser(String[] packageNames, boolean suspended, 13296 int userId) { 13297 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MANAGE_USERS, null); 13298 enforceCrossUserPermission(Binder.getCallingUid(), userId, 13299 true /* requireFullPermission */, true /* checkShell */, 13300 "setPackagesSuspended for user " + userId); 13301 13302 if (ArrayUtils.isEmpty(packageNames)) { 13303 return packageNames; 13304 } 13305 13306 // List of package names for whom the suspended state has changed. 13307 List<String> changedPackages = new ArrayList<>(packageNames.length); 13308 // List of package names for whom the suspended state is not set as requested in this 13309 // method. 13310 List<String> unactionedPackages = new ArrayList<>(packageNames.length); 13311 long callingId = Binder.clearCallingIdentity(); 13312 try { 13313 for (int i = 0; i < packageNames.length; i++) { 13314 String packageName = packageNames[i]; 13315 boolean changed = false; 13316 final int appId; 13317 synchronized (mPackages) { 13318 final PackageSetting pkgSetting = mSettings.mPackages.get(packageName); 13319 if (pkgSetting == null) { 13320 Slog.w(TAG, "Could not find package setting for package \"" + packageName 13321 + "\". Skipping suspending/un-suspending."); 13322 unactionedPackages.add(packageName); 13323 continue; 13324 } 13325 appId = pkgSetting.appId; 13326 if (pkgSetting.getSuspended(userId) != suspended) { 13327 if (!canSuspendPackageForUserLocked(packageName, userId)) { 13328 unactionedPackages.add(packageName); 13329 continue; 13330 } 13331 pkgSetting.setSuspended(suspended, userId); 13332 mSettings.writePackageRestrictionsLPr(userId); 13333 changed = true; 13334 changedPackages.add(packageName); 13335 } 13336 } 13337 13338 if (changed && suspended) { 13339 killApplication(packageName, UserHandle.getUid(userId, appId), 13340 "suspending package"); 13341 } 13342 } 13343 } finally { 13344 Binder.restoreCallingIdentity(callingId); 13345 } 13346 13347 if (!changedPackages.isEmpty()) { 13348 sendPackagesSuspendedForUser(changedPackages.toArray( 13349 new String[changedPackages.size()]), userId, suspended); 13350 } 13351 13352 return unactionedPackages.toArray(new String[unactionedPackages.size()]); 13353 } 13354 13355 @Override 13356 public boolean isPackageSuspendedForUser(String packageName, int userId) { 13357 enforceCrossUserPermission(Binder.getCallingUid(), userId, 13358 true /* requireFullPermission */, false /* checkShell */, 13359 "isPackageSuspendedForUser for user " + userId); 13360 synchronized (mPackages) { 13361 final PackageSetting pkgSetting = mSettings.mPackages.get(packageName); 13362 if (pkgSetting == null) { 13363 throw new IllegalArgumentException("Unknown target package: " + packageName); 13364 } 13365 return pkgSetting.getSuspended(userId); 13366 } 13367 } 13368 13369 private boolean canSuspendPackageForUserLocked(String packageName, int userId) { 13370 if (isPackageDeviceAdmin(packageName, userId)) { 13371 Slog.w(TAG, "Cannot suspend/un-suspend package \"" + packageName 13372 + "\": has an active device admin"); 13373 return false; 13374 } 13375 13376 String activeLauncherPackageName = getActiveLauncherPackageName(userId); 13377 if (packageName.equals(activeLauncherPackageName)) { 13378 Slog.w(TAG, "Cannot suspend/un-suspend package \"" + packageName 13379 + "\": contains the active launcher"); 13380 return false; 13381 } 13382 13383 if (packageName.equals(mRequiredInstallerPackage)) { 13384 Slog.w(TAG, "Cannot suspend/un-suspend package \"" + packageName 13385 + "\": required for package installation"); 13386 return false; 13387 } 13388 13389 if (packageName.equals(mRequiredUninstallerPackage)) { 13390 Slog.w(TAG, "Cannot suspend/un-suspend package \"" + packageName 13391 + "\": required for package uninstallation"); 13392 return false; 13393 } 13394 13395 if (packageName.equals(mRequiredVerifierPackage)) { 13396 Slog.w(TAG, "Cannot suspend/un-suspend package \"" + packageName 13397 + "\": required for package verification"); 13398 return false; 13399 } 13400 13401 if (packageName.equals(getDefaultDialerPackageName(userId))) { 13402 Slog.w(TAG, "Cannot suspend/un-suspend package \"" + packageName 13403 + "\": is the default dialer"); 13404 return false; 13405 } 13406 13407 if (mProtectedPackages.isPackageStateProtected(userId, packageName)) { 13408 Slog.w(TAG, "Cannot suspend/un-suspend package \"" + packageName 13409 + "\": protected package"); 13410 return false; 13411 } 13412 13413 // Cannot suspend static shared libs as they are considered 13414 // a part of the using app (emulating static linking). Also 13415 // static libs are installed always on internal storage. 13416 PackageParser.Package pkg = mPackages.get(packageName); 13417 if (pkg != null && pkg.applicationInfo.isStaticSharedLibrary()) { 13418 Slog.w(TAG, "Cannot suspend package: " + packageName 13419 + " providing static shared library: " 13420 + pkg.staticSharedLibName); 13421 return false; 13422 } 13423 13424 return true; 13425 } 13426 13427 private String getActiveLauncherPackageName(int userId) { 13428 Intent intent = new Intent(Intent.ACTION_MAIN); 13429 intent.addCategory(Intent.CATEGORY_HOME); 13430 ResolveInfo resolveInfo = resolveIntent( 13431 intent, 13432 intent.resolveTypeIfNeeded(mContext.getContentResolver()), 13433 PackageManager.MATCH_DEFAULT_ONLY, 13434 userId); 13435 13436 return resolveInfo == null ? null : resolveInfo.activityInfo.packageName; 13437 } 13438 13439 private String getDefaultDialerPackageName(int userId) { 13440 synchronized (mPackages) { 13441 return mSettings.getDefaultDialerPackageNameLPw(userId); 13442 } 13443 } 13444 13445 @Override 13446 public void verifyPendingInstall(int id, int verificationCode) throws RemoteException { 13447 mContext.enforceCallingOrSelfPermission( 13448 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 13449 "Only package verification agents can verify applications"); 13450 13451 final Message msg = mHandler.obtainMessage(PACKAGE_VERIFIED); 13452 final PackageVerificationResponse response = new PackageVerificationResponse( 13453 verificationCode, Binder.getCallingUid()); 13454 msg.arg1 = id; 13455 msg.obj = response; 13456 mHandler.sendMessage(msg); 13457 } 13458 13459 @Override 13460 public void extendVerificationTimeout(int id, int verificationCodeAtTimeout, 13461 long millisecondsToDelay) { 13462 mContext.enforceCallingOrSelfPermission( 13463 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 13464 "Only package verification agents can extend verification timeouts"); 13465 13466 final PackageVerificationState state = mPendingVerification.get(id); 13467 final PackageVerificationResponse response = new PackageVerificationResponse( 13468 verificationCodeAtTimeout, Binder.getCallingUid()); 13469 13470 if (millisecondsToDelay > PackageManager.MAXIMUM_VERIFICATION_TIMEOUT) { 13471 millisecondsToDelay = PackageManager.MAXIMUM_VERIFICATION_TIMEOUT; 13472 } 13473 if (millisecondsToDelay < 0) { 13474 millisecondsToDelay = 0; 13475 } 13476 if ((verificationCodeAtTimeout != PackageManager.VERIFICATION_ALLOW) 13477 && (verificationCodeAtTimeout != PackageManager.VERIFICATION_REJECT)) { 13478 verificationCodeAtTimeout = PackageManager.VERIFICATION_REJECT; 13479 } 13480 13481 if ((state != null) && !state.timeoutExtended()) { 13482 state.extendTimeout(); 13483 13484 final Message msg = mHandler.obtainMessage(PACKAGE_VERIFIED); 13485 msg.arg1 = id; 13486 msg.obj = response; 13487 mHandler.sendMessageDelayed(msg, millisecondsToDelay); 13488 } 13489 } 13490 13491 private void broadcastPackageVerified(int verificationId, Uri packageUri, 13492 int verificationCode, UserHandle user) { 13493 final Intent intent = new Intent(Intent.ACTION_PACKAGE_VERIFIED); 13494 intent.setDataAndType(packageUri, PACKAGE_MIME_TYPE); 13495 intent.addFlags(Intent.FLAG_GRANT_READ_URI_PERMISSION); 13496 intent.putExtra(PackageManager.EXTRA_VERIFICATION_ID, verificationId); 13497 intent.putExtra(PackageManager.EXTRA_VERIFICATION_RESULT, verificationCode); 13498 13499 mContext.sendBroadcastAsUser(intent, user, 13500 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT); 13501 } 13502 13503 private ComponentName matchComponentForVerifier(String packageName, 13504 List<ResolveInfo> receivers) { 13505 ActivityInfo targetReceiver = null; 13506 13507 final int NR = receivers.size(); 13508 for (int i = 0; i < NR; i++) { 13509 final ResolveInfo info = receivers.get(i); 13510 if (info.activityInfo == null) { 13511 continue; 13512 } 13513 13514 if (packageName.equals(info.activityInfo.packageName)) { 13515 targetReceiver = info.activityInfo; 13516 break; 13517 } 13518 } 13519 13520 if (targetReceiver == null) { 13521 return null; 13522 } 13523 13524 return new ComponentName(targetReceiver.packageName, targetReceiver.name); 13525 } 13526 13527 private List<ComponentName> matchVerifiers(PackageInfoLite pkgInfo, 13528 List<ResolveInfo> receivers, final PackageVerificationState verificationState) { 13529 if (pkgInfo.verifiers.length == 0) { 13530 return null; 13531 } 13532 13533 final int N = pkgInfo.verifiers.length; 13534 final List<ComponentName> sufficientVerifiers = new ArrayList<ComponentName>(N + 1); 13535 for (int i = 0; i < N; i++) { 13536 final VerifierInfo verifierInfo = pkgInfo.verifiers[i]; 13537 13538 final ComponentName comp = matchComponentForVerifier(verifierInfo.packageName, 13539 receivers); 13540 if (comp == null) { 13541 continue; 13542 } 13543 13544 final int verifierUid = getUidForVerifier(verifierInfo); 13545 if (verifierUid == -1) { 13546 continue; 13547 } 13548 13549 if (DEBUG_VERIFY) { 13550 Slog.d(TAG, "Added sufficient verifier " + verifierInfo.packageName 13551 + " with the correct signature"); 13552 } 13553 sufficientVerifiers.add(comp); 13554 verificationState.addSufficientVerifier(verifierUid); 13555 } 13556 13557 return sufficientVerifiers; 13558 } 13559 13560 private int getUidForVerifier(VerifierInfo verifierInfo) { 13561 synchronized (mPackages) { 13562 final PackageParser.Package pkg = mPackages.get(verifierInfo.packageName); 13563 if (pkg == null) { 13564 return -1; 13565 } else if (pkg.mSignatures.length != 1) { 13566 Slog.i(TAG, "Verifier package " + verifierInfo.packageName 13567 + " has more than one signature; ignoring"); 13568 return -1; 13569 } 13570 13571 /* 13572 * If the public key of the package's signature does not match 13573 * our expected public key, then this is a different package and 13574 * we should skip. 13575 */ 13576 13577 final byte[] expectedPublicKey; 13578 try { 13579 final Signature verifierSig = pkg.mSignatures[0]; 13580 final PublicKey publicKey = verifierSig.getPublicKey(); 13581 expectedPublicKey = publicKey.getEncoded(); 13582 } catch (CertificateException e) { 13583 return -1; 13584 } 13585 13586 final byte[] actualPublicKey = verifierInfo.publicKey.getEncoded(); 13587 13588 if (!Arrays.equals(actualPublicKey, expectedPublicKey)) { 13589 Slog.i(TAG, "Verifier package " + verifierInfo.packageName 13590 + " does not have the expected public key; ignoring"); 13591 return -1; 13592 } 13593 13594 return pkg.applicationInfo.uid; 13595 } 13596 } 13597 13598 @Override 13599 public void finishPackageInstall(int token, boolean didLaunch) { 13600 enforceSystemOrRoot("Only the system is allowed to finish installs"); 13601 13602 if (DEBUG_INSTALL) { 13603 Slog.v(TAG, "BM finishing package install for " + token); 13604 } 13605 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, "restore", token); 13606 13607 final Message msg = mHandler.obtainMessage(POST_INSTALL, token, didLaunch ? 1 : 0); 13608 mHandler.sendMessage(msg); 13609 } 13610 13611 /** 13612 * Get the verification agent timeout. 13613 * 13614 * @return verification timeout in milliseconds 13615 */ 13616 private long getVerificationTimeout() { 13617 return android.provider.Settings.Global.getLong(mContext.getContentResolver(), 13618 android.provider.Settings.Global.PACKAGE_VERIFIER_TIMEOUT, 13619 DEFAULT_VERIFICATION_TIMEOUT); 13620 } 13621 13622 /** 13623 * Get the default verification agent response code. 13624 * 13625 * @return default verification response code 13626 */ 13627 private int getDefaultVerificationResponse() { 13628 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 13629 android.provider.Settings.Global.PACKAGE_VERIFIER_DEFAULT_RESPONSE, 13630 DEFAULT_VERIFICATION_RESPONSE); 13631 } 13632 13633 /** 13634 * Check whether or not package verification has been enabled. 13635 * 13636 * @return true if verification should be performed 13637 */ 13638 private boolean isVerificationEnabled(int userId, int installFlags) { 13639 if (!DEFAULT_VERIFY_ENABLE) { 13640 return false; 13641 } 13642 // Ephemeral apps don't get the full verification treatment 13643 if ((installFlags & PackageManager.INSTALL_EPHEMERAL) != 0) { 13644 if (DEBUG_EPHEMERAL) { 13645 Slog.d(TAG, "INSTALL_EPHEMERAL so skipping verification"); 13646 } 13647 return false; 13648 } 13649 13650 boolean ensureVerifyAppsEnabled = isUserRestricted(userId, UserManager.ENSURE_VERIFY_APPS); 13651 13652 // Check if installing from ADB 13653 if ((installFlags & PackageManager.INSTALL_FROM_ADB) != 0) { 13654 // Do not run verification in a test harness environment 13655 if (ActivityManager.isRunningInTestHarness()) { 13656 return false; 13657 } 13658 if (ensureVerifyAppsEnabled) { 13659 return true; 13660 } 13661 // Check if the developer does not want package verification for ADB installs 13662 if (android.provider.Settings.Global.getInt(mContext.getContentResolver(), 13663 android.provider.Settings.Global.PACKAGE_VERIFIER_INCLUDE_ADB, 1) == 0) { 13664 return false; 13665 } 13666 } 13667 13668 if (ensureVerifyAppsEnabled) { 13669 return true; 13670 } 13671 13672 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 13673 android.provider.Settings.Global.PACKAGE_VERIFIER_ENABLE, 1) == 1; 13674 } 13675 13676 @Override 13677 public void verifyIntentFilter(int id, int verificationCode, List<String> failedDomains) 13678 throws RemoteException { 13679 mContext.enforceCallingOrSelfPermission( 13680 Manifest.permission.INTENT_FILTER_VERIFICATION_AGENT, 13681 "Only intentfilter verification agents can verify applications"); 13682 13683 final Message msg = mHandler.obtainMessage(INTENT_FILTER_VERIFIED); 13684 final IntentFilterVerificationResponse response = new IntentFilterVerificationResponse( 13685 Binder.getCallingUid(), verificationCode, failedDomains); 13686 msg.arg1 = id; 13687 msg.obj = response; 13688 mHandler.sendMessage(msg); 13689 } 13690 13691 @Override 13692 public int getIntentVerificationStatus(String packageName, int userId) { 13693 synchronized (mPackages) { 13694 return mSettings.getIntentFilterVerificationStatusLPr(packageName, userId); 13695 } 13696 } 13697 13698 @Override 13699 public boolean updateIntentVerificationStatus(String packageName, int status, int userId) { 13700 mContext.enforceCallingOrSelfPermission( 13701 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 13702 13703 boolean result = false; 13704 synchronized (mPackages) { 13705 result = mSettings.updateIntentFilterVerificationStatusLPw(packageName, status, userId); 13706 } 13707 if (result) { 13708 scheduleWritePackageRestrictionsLocked(userId); 13709 } 13710 return result; 13711 } 13712 13713 @Override 13714 public @NonNull ParceledListSlice<IntentFilterVerificationInfo> getIntentFilterVerifications( 13715 String packageName) { 13716 synchronized (mPackages) { 13717 return new ParceledListSlice<>(mSettings.getIntentFilterVerificationsLPr(packageName)); 13718 } 13719 } 13720 13721 @Override 13722 public @NonNull ParceledListSlice<IntentFilter> getAllIntentFilters(String packageName) { 13723 if (TextUtils.isEmpty(packageName)) { 13724 return ParceledListSlice.emptyList(); 13725 } 13726 synchronized (mPackages) { 13727 PackageParser.Package pkg = mPackages.get(packageName); 13728 if (pkg == null || pkg.activities == null) { 13729 return ParceledListSlice.emptyList(); 13730 } 13731 final int count = pkg.activities.size(); 13732 ArrayList<IntentFilter> result = new ArrayList<>(); 13733 for (int n=0; n<count; n++) { 13734 PackageParser.Activity activity = pkg.activities.get(n); 13735 if (activity.intents != null && activity.intents.size() > 0) { 13736 result.addAll(activity.intents); 13737 } 13738 } 13739 return new ParceledListSlice<>(result); 13740 } 13741 } 13742 13743 @Override 13744 public boolean setDefaultBrowserPackageName(String packageName, int userId) { 13745 mContext.enforceCallingOrSelfPermission( 13746 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 13747 13748 synchronized (mPackages) { 13749 boolean result = mSettings.setDefaultBrowserPackageNameLPw(packageName, userId); 13750 if (packageName != null) { 13751 result |= updateIntentVerificationStatus(packageName, 13752 PackageManager.INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS, 13753 userId); 13754 mDefaultPermissionPolicy.grantDefaultPermissionsToDefaultBrowserLPr( 13755 packageName, userId); 13756 } 13757 return result; 13758 } 13759 } 13760 13761 @Override 13762 public String getDefaultBrowserPackageName(int userId) { 13763 synchronized (mPackages) { 13764 return mSettings.getDefaultBrowserPackageNameLPw(userId); 13765 } 13766 } 13767 13768 /** 13769 * Get the "allow unknown sources" setting. 13770 * 13771 * @return the current "allow unknown sources" setting 13772 */ 13773 private int getUnknownSourcesSettings() { 13774 return android.provider.Settings.Secure.getInt(mContext.getContentResolver(), 13775 android.provider.Settings.Secure.INSTALL_NON_MARKET_APPS, 13776 -1); 13777 } 13778 13779 @Override 13780 public void setInstallerPackageName(String targetPackage, String installerPackageName) { 13781 final int uid = Binder.getCallingUid(); 13782 // writer 13783 synchronized (mPackages) { 13784 PackageSetting targetPackageSetting = mSettings.mPackages.get(targetPackage); 13785 if (targetPackageSetting == null) { 13786 throw new IllegalArgumentException("Unknown target package: " + targetPackage); 13787 } 13788 13789 PackageSetting installerPackageSetting; 13790 if (installerPackageName != null) { 13791 installerPackageSetting = mSettings.mPackages.get(installerPackageName); 13792 if (installerPackageSetting == null) { 13793 throw new IllegalArgumentException("Unknown installer package: " 13794 + installerPackageName); 13795 } 13796 } else { 13797 installerPackageSetting = null; 13798 } 13799 13800 Signature[] callerSignature; 13801 Object obj = mSettings.getUserIdLPr(uid); 13802 if (obj != null) { 13803 if (obj instanceof SharedUserSetting) { 13804 callerSignature = ((SharedUserSetting)obj).signatures.mSignatures; 13805 } else if (obj instanceof PackageSetting) { 13806 callerSignature = ((PackageSetting)obj).signatures.mSignatures; 13807 } else { 13808 throw new SecurityException("Bad object " + obj + " for uid " + uid); 13809 } 13810 } else { 13811 throw new SecurityException("Unknown calling UID: " + uid); 13812 } 13813 13814 // Verify: can't set installerPackageName to a package that is 13815 // not signed with the same cert as the caller. 13816 if (installerPackageSetting != null) { 13817 if (compareSignatures(callerSignature, 13818 installerPackageSetting.signatures.mSignatures) 13819 != PackageManager.SIGNATURE_MATCH) { 13820 throw new SecurityException( 13821 "Caller does not have same cert as new installer package " 13822 + installerPackageName); 13823 } 13824 } 13825 13826 // Verify: if target already has an installer package, it must 13827 // be signed with the same cert as the caller. 13828 if (targetPackageSetting.installerPackageName != null) { 13829 PackageSetting setting = mSettings.mPackages.get( 13830 targetPackageSetting.installerPackageName); 13831 // If the currently set package isn't valid, then it's always 13832 // okay to change it. 13833 if (setting != null) { 13834 if (compareSignatures(callerSignature, 13835 setting.signatures.mSignatures) 13836 != PackageManager.SIGNATURE_MATCH) { 13837 throw new SecurityException( 13838 "Caller does not have same cert as old installer package " 13839 + targetPackageSetting.installerPackageName); 13840 } 13841 } 13842 } 13843 13844 // Okay! 13845 targetPackageSetting.installerPackageName = installerPackageName; 13846 if (installerPackageName != null) { 13847 mSettings.mInstallerPackages.add(installerPackageName); 13848 } 13849 scheduleWriteSettingsLocked(); 13850 } 13851 } 13852 13853 @Override 13854 public void setApplicationCategoryHint(String packageName, int categoryHint, 13855 String callerPackageName) { 13856 mContext.getSystemService(AppOpsManager.class).checkPackage(Binder.getCallingUid(), 13857 callerPackageName); 13858 synchronized (mPackages) { 13859 PackageSetting ps = mSettings.mPackages.get(packageName); 13860 if (ps == null) { 13861 throw new IllegalArgumentException("Unknown target package " + packageName); 13862 } 13863 13864 if (!Objects.equals(callerPackageName, ps.installerPackageName)) { 13865 throw new IllegalArgumentException("Calling package " + callerPackageName 13866 + " is not installer for " + packageName); 13867 } 13868 13869 if (ps.categoryHint != categoryHint) { 13870 ps.categoryHint = categoryHint; 13871 scheduleWriteSettingsLocked(); 13872 } 13873 } 13874 } 13875 13876 private void processPendingInstall(final InstallArgs args, final int currentStatus) { 13877 // Queue up an async operation since the package installation may take a little while. 13878 mHandler.post(new Runnable() { 13879 public void run() { 13880 mHandler.removeCallbacks(this); 13881 // Result object to be returned 13882 PackageInstalledInfo res = new PackageInstalledInfo(); 13883 res.setReturnCode(currentStatus); 13884 res.uid = -1; 13885 res.pkg = null; 13886 res.removedInfo = null; 13887 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED) { 13888 args.doPreInstall(res.returnCode); 13889 synchronized (mInstallLock) { 13890 installPackageTracedLI(args, res); 13891 } 13892 args.doPostInstall(res.returnCode, res.uid); 13893 } 13894 13895 // A restore should be performed at this point if (a) the install 13896 // succeeded, (b) the operation is not an update, and (c) the new 13897 // package has not opted out of backup participation. 13898 final boolean update = res.removedInfo != null 13899 && res.removedInfo.removedPackage != null; 13900 final int flags = (res.pkg == null) ? 0 : res.pkg.applicationInfo.flags; 13901 boolean doRestore = !update 13902 && ((flags & ApplicationInfo.FLAG_ALLOW_BACKUP) != 0); 13903 13904 // Set up the post-install work request bookkeeping. This will be used 13905 // and cleaned up by the post-install event handling regardless of whether 13906 // there's a restore pass performed. Token values are >= 1. 13907 int token; 13908 if (mNextInstallToken < 0) mNextInstallToken = 1; 13909 token = mNextInstallToken++; 13910 13911 PostInstallData data = new PostInstallData(args, res); 13912 mRunningInstalls.put(token, data); 13913 if (DEBUG_INSTALL) Log.v(TAG, "+ starting restore round-trip " + token); 13914 13915 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED && doRestore) { 13916 // Pass responsibility to the Backup Manager. It will perform a 13917 // restore if appropriate, then pass responsibility back to the 13918 // Package Manager to run the post-install observer callbacks 13919 // and broadcasts. 13920 IBackupManager bm = IBackupManager.Stub.asInterface( 13921 ServiceManager.getService(Context.BACKUP_SERVICE)); 13922 if (bm != null) { 13923 if (DEBUG_INSTALL) Log.v(TAG, "token " + token 13924 + " to BM for possible restore"); 13925 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "restore", token); 13926 try { 13927 // TODO: http://b/22388012 13928 if (bm.isBackupServiceActive(UserHandle.USER_SYSTEM)) { 13929 bm.restoreAtInstall(res.pkg.applicationInfo.packageName, token); 13930 } else { 13931 doRestore = false; 13932 } 13933 } catch (RemoteException e) { 13934 // can't happen; the backup manager is local 13935 } catch (Exception e) { 13936 Slog.e(TAG, "Exception trying to enqueue restore", e); 13937 doRestore = false; 13938 } 13939 } else { 13940 Slog.e(TAG, "Backup Manager not found!"); 13941 doRestore = false; 13942 } 13943 } 13944 13945 if (!doRestore) { 13946 // No restore possible, or the Backup Manager was mysteriously not 13947 // available -- just fire the post-install work request directly. 13948 if (DEBUG_INSTALL) Log.v(TAG, "No restore - queue post-install for " + token); 13949 13950 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "postInstall", token); 13951 13952 Message msg = mHandler.obtainMessage(POST_INSTALL, token, 0); 13953 mHandler.sendMessage(msg); 13954 } 13955 } 13956 }); 13957 } 13958 13959 /** 13960 * Callback from PackageSettings whenever an app is first transitioned out of the 13961 * 'stopped' state. Normally we just issue the broadcast, but we can't do that if 13962 * the app was "launched" for a restoreAtInstall operation. Therefore we check 13963 * here whether the app is the target of an ongoing install, and only send the 13964 * broadcast immediately if it is not in that state. If it *is* undergoing a restore, 13965 * the first-launch broadcast will be sent implicitly on that basis in POST_INSTALL 13966 * handling. 13967 */ 13968 void notifyFirstLaunch(final String pkgName, final String installerPackage, final int userId) { 13969 // Serialize this with the rest of the install-process message chain. In the 13970 // restore-at-install case, this Runnable will necessarily run before the 13971 // POST_INSTALL message is processed, so the contents of mRunningInstalls 13972 // are coherent. In the non-restore case, the app has already completed install 13973 // and been launched through some other means, so it is not in a problematic 13974 // state for observers to see the FIRST_LAUNCH signal. 13975 mHandler.post(new Runnable() { 13976 @Override 13977 public void run() { 13978 for (int i = 0; i < mRunningInstalls.size(); i++) { 13979 final PostInstallData data = mRunningInstalls.valueAt(i); 13980 if (data.res.returnCode != PackageManager.INSTALL_SUCCEEDED) { 13981 continue; 13982 } 13983 if (pkgName.equals(data.res.pkg.applicationInfo.packageName)) { 13984 // right package; but is it for the right user? 13985 for (int uIndex = 0; uIndex < data.res.newUsers.length; uIndex++) { 13986 if (userId == data.res.newUsers[uIndex]) { 13987 if (DEBUG_BACKUP) { 13988 Slog.i(TAG, "Package " + pkgName 13989 + " being restored so deferring FIRST_LAUNCH"); 13990 } 13991 return; 13992 } 13993 } 13994 } 13995 } 13996 // didn't find it, so not being restored 13997 if (DEBUG_BACKUP) { 13998 Slog.i(TAG, "Package " + pkgName + " sending normal FIRST_LAUNCH"); 13999 } 14000 sendFirstLaunchBroadcast(pkgName, installerPackage, new int[] {userId}); 14001 } 14002 }); 14003 } 14004 14005 private void sendFirstLaunchBroadcast(String pkgName, String installerPkg, int[] userIds) { 14006 sendPackageBroadcast(Intent.ACTION_PACKAGE_FIRST_LAUNCH, pkgName, null, 0, 14007 installerPkg, null, userIds); 14008 } 14009 14010 private abstract class HandlerParams { 14011 private static final int MAX_RETRIES = 4; 14012 14013 /** 14014 * Number of times startCopy() has been attempted and had a non-fatal 14015 * error. 14016 */ 14017 private int mRetries = 0; 14018 14019 /** User handle for the user requesting the information or installation. */ 14020 private final UserHandle mUser; 14021 String traceMethod; 14022 int traceCookie; 14023 14024 HandlerParams(UserHandle user) { 14025 mUser = user; 14026 } 14027 14028 UserHandle getUser() { 14029 return mUser; 14030 } 14031 14032 HandlerParams setTraceMethod(String traceMethod) { 14033 this.traceMethod = traceMethod; 14034 return this; 14035 } 14036 14037 HandlerParams setTraceCookie(int traceCookie) { 14038 this.traceCookie = traceCookie; 14039 return this; 14040 } 14041 14042 final boolean startCopy() { 14043 boolean res; 14044 try { 14045 if (DEBUG_INSTALL) Slog.i(TAG, "startCopy " + mUser + ": " + this); 14046 14047 if (++mRetries > MAX_RETRIES) { 14048 Slog.w(TAG, "Failed to invoke remote methods on default container service. Giving up"); 14049 mHandler.sendEmptyMessage(MCS_GIVE_UP); 14050 handleServiceError(); 14051 return false; 14052 } else { 14053 handleStartCopy(); 14054 res = true; 14055 } 14056 } catch (RemoteException e) { 14057 if (DEBUG_INSTALL) Slog.i(TAG, "Posting install MCS_RECONNECT"); 14058 mHandler.sendEmptyMessage(MCS_RECONNECT); 14059 res = false; 14060 } 14061 handleReturnCode(); 14062 return res; 14063 } 14064 14065 final void serviceError() { 14066 if (DEBUG_INSTALL) Slog.i(TAG, "serviceError"); 14067 handleServiceError(); 14068 handleReturnCode(); 14069 } 14070 14071 abstract void handleStartCopy() throws RemoteException; 14072 abstract void handleServiceError(); 14073 abstract void handleReturnCode(); 14074 } 14075 14076 class MeasureParams extends HandlerParams { 14077 private final PackageStats mStats; 14078 private boolean mSuccess; 14079 14080 private final IPackageStatsObserver mObserver; 14081 14082 public MeasureParams(PackageStats stats, IPackageStatsObserver observer) { 14083 super(new UserHandle(stats.userHandle)); 14084 mObserver = observer; 14085 mStats = stats; 14086 } 14087 14088 @Override 14089 public String toString() { 14090 return "MeasureParams{" 14091 + Integer.toHexString(System.identityHashCode(this)) 14092 + " " + mStats.packageName + "}"; 14093 } 14094 14095 @Override 14096 void handleStartCopy() throws RemoteException { 14097 synchronized (mInstallLock) { 14098 mSuccess = getPackageSizeInfoLI(mStats.packageName, mStats.userHandle, mStats); 14099 } 14100 14101 if (mSuccess) { 14102 boolean mounted = false; 14103 try { 14104 final String status = Environment.getExternalStorageState(); 14105 mounted = (Environment.MEDIA_MOUNTED.equals(status) 14106 || Environment.MEDIA_MOUNTED_READ_ONLY.equals(status)); 14107 } catch (Exception e) { 14108 } 14109 14110 if (mounted) { 14111 final UserEnvironment userEnv = new UserEnvironment(mStats.userHandle); 14112 14113 mStats.externalCacheSize = calculateDirectorySize(mContainerService, 14114 userEnv.buildExternalStorageAppCacheDirs(mStats.packageName)); 14115 14116 mStats.externalDataSize = calculateDirectorySize(mContainerService, 14117 userEnv.buildExternalStorageAppDataDirs(mStats.packageName)); 14118 14119 // Always subtract cache size, since it's a subdirectory 14120 mStats.externalDataSize -= mStats.externalCacheSize; 14121 14122 mStats.externalMediaSize = calculateDirectorySize(mContainerService, 14123 userEnv.buildExternalStorageAppMediaDirs(mStats.packageName)); 14124 14125 mStats.externalObbSize = calculateDirectorySize(mContainerService, 14126 userEnv.buildExternalStorageAppObbDirs(mStats.packageName)); 14127 } 14128 } 14129 } 14130 14131 @Override 14132 void handleReturnCode() { 14133 if (mObserver != null) { 14134 try { 14135 mObserver.onGetStatsCompleted(mStats, mSuccess); 14136 } catch (RemoteException e) { 14137 Slog.i(TAG, "Observer no longer exists."); 14138 } 14139 } 14140 } 14141 14142 @Override 14143 void handleServiceError() { 14144 Slog.e(TAG, "Could not measure application " + mStats.packageName 14145 + " external storage"); 14146 } 14147 } 14148 14149 private static long calculateDirectorySize(IMediaContainerService mcs, File[] paths) 14150 throws RemoteException { 14151 long result = 0; 14152 for (File path : paths) { 14153 result += mcs.calculateDirectorySize(path.getAbsolutePath()); 14154 } 14155 return result; 14156 } 14157 14158 private static void clearDirectory(IMediaContainerService mcs, File[] paths) { 14159 for (File path : paths) { 14160 try { 14161 mcs.clearDirectory(path.getAbsolutePath()); 14162 } catch (RemoteException e) { 14163 } 14164 } 14165 } 14166 14167 static class OriginInfo { 14168 /** 14169 * Location where install is coming from, before it has been 14170 * copied/renamed into place. This could be a single monolithic APK 14171 * file, or a cluster directory. This location may be untrusted. 14172 */ 14173 final File file; 14174 final String cid; 14175 14176 /** 14177 * Flag indicating that {@link #file} or {@link #cid} has already been 14178 * staged, meaning downstream users don't need to defensively copy the 14179 * contents. 14180 */ 14181 final boolean staged; 14182 14183 /** 14184 * Flag indicating that {@link #file} or {@link #cid} is an already 14185 * installed app that is being moved. 14186 */ 14187 final boolean existing; 14188 14189 final String resolvedPath; 14190 final File resolvedFile; 14191 14192 static OriginInfo fromNothing() { 14193 return new OriginInfo(null, null, false, false); 14194 } 14195 14196 static OriginInfo fromUntrustedFile(File file) { 14197 return new OriginInfo(file, null, false, false); 14198 } 14199 14200 static OriginInfo fromExistingFile(File file) { 14201 return new OriginInfo(file, null, false, true); 14202 } 14203 14204 static OriginInfo fromStagedFile(File file) { 14205 return new OriginInfo(file, null, true, false); 14206 } 14207 14208 static OriginInfo fromStagedContainer(String cid) { 14209 return new OriginInfo(null, cid, true, false); 14210 } 14211 14212 private OriginInfo(File file, String cid, boolean staged, boolean existing) { 14213 this.file = file; 14214 this.cid = cid; 14215 this.staged = staged; 14216 this.existing = existing; 14217 14218 if (cid != null) { 14219 resolvedPath = PackageHelper.getSdDir(cid); 14220 resolvedFile = new File(resolvedPath); 14221 } else if (file != null) { 14222 resolvedPath = file.getAbsolutePath(); 14223 resolvedFile = file; 14224 } else { 14225 resolvedPath = null; 14226 resolvedFile = null; 14227 } 14228 } 14229 } 14230 14231 static class MoveInfo { 14232 final int moveId; 14233 final String fromUuid; 14234 final String toUuid; 14235 final String packageName; 14236 final String dataAppName; 14237 final int appId; 14238 final String seinfo; 14239 final int targetSdkVersion; 14240 14241 public MoveInfo(int moveId, String fromUuid, String toUuid, String packageName, 14242 String dataAppName, int appId, String seinfo, int targetSdkVersion) { 14243 this.moveId = moveId; 14244 this.fromUuid = fromUuid; 14245 this.toUuid = toUuid; 14246 this.packageName = packageName; 14247 this.dataAppName = dataAppName; 14248 this.appId = appId; 14249 this.seinfo = seinfo; 14250 this.targetSdkVersion = targetSdkVersion; 14251 } 14252 } 14253 14254 static class VerificationInfo { 14255 /** A constant used to indicate that a uid value is not present. */ 14256 public static final int NO_UID = -1; 14257 14258 /** URI referencing where the package was downloaded from. */ 14259 final Uri originatingUri; 14260 14261 /** HTTP referrer URI associated with the originatingURI. */ 14262 final Uri referrer; 14263 14264 /** UID of the application that the install request originated from. */ 14265 final int originatingUid; 14266 14267 /** UID of application requesting the install */ 14268 final int installerUid; 14269 14270 VerificationInfo(Uri originatingUri, Uri referrer, int originatingUid, int installerUid) { 14271 this.originatingUri = originatingUri; 14272 this.referrer = referrer; 14273 this.originatingUid = originatingUid; 14274 this.installerUid = installerUid; 14275 } 14276 } 14277 14278 class InstallParams extends HandlerParams { 14279 final OriginInfo origin; 14280 final MoveInfo move; 14281 final IPackageInstallObserver2 observer; 14282 int installFlags; 14283 final String installerPackageName; 14284 final String volumeUuid; 14285 private InstallArgs mArgs; 14286 private int mRet; 14287 final String packageAbiOverride; 14288 final String[] grantedRuntimePermissions; 14289 final VerificationInfo verificationInfo; 14290 final Certificate[][] certificates; 14291 final int installReason; 14292 14293 InstallParams(OriginInfo origin, MoveInfo move, IPackageInstallObserver2 observer, 14294 int installFlags, String installerPackageName, String volumeUuid, 14295 VerificationInfo verificationInfo, UserHandle user, String packageAbiOverride, 14296 String[] grantedPermissions, Certificate[][] certificates, int installReason) { 14297 super(user); 14298 this.origin = origin; 14299 this.move = move; 14300 this.observer = observer; 14301 this.installFlags = installFlags; 14302 this.installerPackageName = installerPackageName; 14303 this.volumeUuid = volumeUuid; 14304 this.verificationInfo = verificationInfo; 14305 this.packageAbiOverride = packageAbiOverride; 14306 this.grantedRuntimePermissions = grantedPermissions; 14307 this.certificates = certificates; 14308 this.installReason = installReason; 14309 } 14310 14311 @Override 14312 public String toString() { 14313 return "InstallParams{" + Integer.toHexString(System.identityHashCode(this)) 14314 + " file=" + origin.file + " cid=" + origin.cid + "}"; 14315 } 14316 14317 private int installLocationPolicy(PackageInfoLite pkgLite) { 14318 String packageName = pkgLite.packageName; 14319 int installLocation = pkgLite.installLocation; 14320 boolean onSd = (installFlags & PackageManager.INSTALL_EXTERNAL) != 0; 14321 // reader 14322 synchronized (mPackages) { 14323 // Currently installed package which the new package is attempting to replace or 14324 // null if no such package is installed. 14325 PackageParser.Package installedPkg = mPackages.get(packageName); 14326 // Package which currently owns the data which the new package will own if installed. 14327 // If an app is unstalled while keeping data (e.g., adb uninstall -k), installedPkg 14328 // will be null whereas dataOwnerPkg will contain information about the package 14329 // which was uninstalled while keeping its data. 14330 PackageParser.Package dataOwnerPkg = installedPkg; 14331 if (dataOwnerPkg == null) { 14332 PackageSetting ps = mSettings.mPackages.get(packageName); 14333 if (ps != null) { 14334 dataOwnerPkg = ps.pkg; 14335 } 14336 } 14337 14338 if (dataOwnerPkg != null) { 14339 // If installed, the package will get access to data left on the device by its 14340 // predecessor. As a security measure, this is permited only if this is not a 14341 // version downgrade or if the predecessor package is marked as debuggable and 14342 // a downgrade is explicitly requested. 14343 // 14344 // On debuggable platform builds, downgrades are permitted even for 14345 // non-debuggable packages to make testing easier. Debuggable platform builds do 14346 // not offer security guarantees and thus it's OK to disable some security 14347 // mechanisms to make debugging/testing easier on those builds. However, even on 14348 // debuggable builds downgrades of packages are permitted only if requested via 14349 // installFlags. This is because we aim to keep the behavior of debuggable 14350 // platform builds as close as possible to the behavior of non-debuggable 14351 // platform builds. 14352 final boolean downgradeRequested = 14353 (installFlags & PackageManager.INSTALL_ALLOW_DOWNGRADE) != 0; 14354 final boolean packageDebuggable = 14355 (dataOwnerPkg.applicationInfo.flags 14356 & ApplicationInfo.FLAG_DEBUGGABLE) != 0; 14357 final boolean downgradePermitted = 14358 (downgradeRequested) && ((Build.IS_DEBUGGABLE) || (packageDebuggable)); 14359 if (!downgradePermitted) { 14360 try { 14361 checkDowngrade(dataOwnerPkg, pkgLite); 14362 } catch (PackageManagerException e) { 14363 Slog.w(TAG, "Downgrade detected: " + e.getMessage()); 14364 return PackageHelper.RECOMMEND_FAILED_VERSION_DOWNGRADE; 14365 } 14366 } 14367 } 14368 14369 if (installedPkg != null) { 14370 if ((installFlags & PackageManager.INSTALL_REPLACE_EXISTING) != 0) { 14371 // Check for updated system application. 14372 if ((installedPkg.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) != 0) { 14373 if (onSd) { 14374 Slog.w(TAG, "Cannot install update to system app on sdcard"); 14375 return PackageHelper.RECOMMEND_FAILED_INVALID_LOCATION; 14376 } 14377 return PackageHelper.RECOMMEND_INSTALL_INTERNAL; 14378 } else { 14379 if (onSd) { 14380 // Install flag overrides everything. 14381 return PackageHelper.RECOMMEND_INSTALL_EXTERNAL; 14382 } 14383 // If current upgrade specifies particular preference 14384 if (installLocation == PackageInfo.INSTALL_LOCATION_INTERNAL_ONLY) { 14385 // Application explicitly specified internal. 14386 return PackageHelper.RECOMMEND_INSTALL_INTERNAL; 14387 } else if (installLocation == PackageInfo.INSTALL_LOCATION_PREFER_EXTERNAL) { 14388 // App explictly prefers external. Let policy decide 14389 } else { 14390 // Prefer previous location 14391 if (isExternal(installedPkg)) { 14392 return PackageHelper.RECOMMEND_INSTALL_EXTERNAL; 14393 } 14394 return PackageHelper.RECOMMEND_INSTALL_INTERNAL; 14395 } 14396 } 14397 } else { 14398 // Invalid install. Return error code 14399 return PackageHelper.RECOMMEND_FAILED_ALREADY_EXISTS; 14400 } 14401 } 14402 } 14403 // All the special cases have been taken care of. 14404 // Return result based on recommended install location. 14405 if (onSd) { 14406 return PackageHelper.RECOMMEND_INSTALL_EXTERNAL; 14407 } 14408 return pkgLite.recommendedInstallLocation; 14409 } 14410 14411 /* 14412 * Invoke remote method to get package information and install 14413 * location values. Override install location based on default 14414 * policy if needed and then create install arguments based 14415 * on the install location. 14416 */ 14417 public void handleStartCopy() throws RemoteException { 14418 int ret = PackageManager.INSTALL_SUCCEEDED; 14419 14420 // If we're already staged, we've firmly committed to an install location 14421 if (origin.staged) { 14422 if (origin.file != null) { 14423 installFlags |= PackageManager.INSTALL_INTERNAL; 14424 installFlags &= ~PackageManager.INSTALL_EXTERNAL; 14425 } else if (origin.cid != null) { 14426 installFlags |= PackageManager.INSTALL_EXTERNAL; 14427 installFlags &= ~PackageManager.INSTALL_INTERNAL; 14428 } else { 14429 throw new IllegalStateException("Invalid stage location"); 14430 } 14431 } 14432 14433 final boolean onSd = (installFlags & PackageManager.INSTALL_EXTERNAL) != 0; 14434 final boolean onInt = (installFlags & PackageManager.INSTALL_INTERNAL) != 0; 14435 final boolean ephemeral = (installFlags & PackageManager.INSTALL_EPHEMERAL) != 0; 14436 PackageInfoLite pkgLite = null; 14437 14438 if (onInt && onSd) { 14439 // Check if both bits are set. 14440 Slog.w(TAG, "Conflicting flags specified for installing on both internal and external"); 14441 ret = PackageManager.INSTALL_FAILED_INVALID_INSTALL_LOCATION; 14442 } else if (onSd && ephemeral) { 14443 Slog.w(TAG, "Conflicting flags specified for installing ephemeral on external"); 14444 ret = PackageManager.INSTALL_FAILED_INVALID_INSTALL_LOCATION; 14445 } else { 14446 pkgLite = mContainerService.getMinimalPackageInfo(origin.resolvedPath, installFlags, 14447 packageAbiOverride); 14448 14449 if (DEBUG_EPHEMERAL && ephemeral) { 14450 Slog.v(TAG, "pkgLite for install: " + pkgLite); 14451 } 14452 14453 /* 14454 * If we have too little free space, try to free cache 14455 * before giving up. 14456 */ 14457 if (!origin.staged && pkgLite.recommendedInstallLocation 14458 == PackageHelper.RECOMMEND_FAILED_INSUFFICIENT_STORAGE) { 14459 // TODO: focus freeing disk space on the target device 14460 final StorageManager storage = StorageManager.from(mContext); 14461 final long lowThreshold = storage.getStorageLowBytes( 14462 Environment.getDataDirectory()); 14463 14464 final long sizeBytes = mContainerService.calculateInstalledSize( 14465 origin.resolvedPath, isForwardLocked(), packageAbiOverride); 14466 14467 try { 14468 mInstaller.freeCache(null, sizeBytes + lowThreshold, 0); 14469 pkgLite = mContainerService.getMinimalPackageInfo(origin.resolvedPath, 14470 installFlags, packageAbiOverride); 14471 } catch (InstallerException e) { 14472 Slog.w(TAG, "Failed to free cache", e); 14473 } 14474 14475 /* 14476 * The cache free must have deleted the file we 14477 * downloaded to install. 14478 * 14479 * TODO: fix the "freeCache" call to not delete 14480 * the file we care about. 14481 */ 14482 if (pkgLite.recommendedInstallLocation 14483 == PackageHelper.RECOMMEND_FAILED_INVALID_URI) { 14484 pkgLite.recommendedInstallLocation 14485 = PackageHelper.RECOMMEND_FAILED_INSUFFICIENT_STORAGE; 14486 } 14487 } 14488 } 14489 14490 if (ret == PackageManager.INSTALL_SUCCEEDED) { 14491 int loc = pkgLite.recommendedInstallLocation; 14492 if (loc == PackageHelper.RECOMMEND_FAILED_INVALID_LOCATION) { 14493 ret = PackageManager.INSTALL_FAILED_INVALID_INSTALL_LOCATION; 14494 } else if (loc == PackageHelper.RECOMMEND_FAILED_ALREADY_EXISTS) { 14495 ret = PackageManager.INSTALL_FAILED_ALREADY_EXISTS; 14496 } else if (loc == PackageHelper.RECOMMEND_FAILED_INSUFFICIENT_STORAGE) { 14497 ret = PackageManager.INSTALL_FAILED_INSUFFICIENT_STORAGE; 14498 } else if (loc == PackageHelper.RECOMMEND_FAILED_INVALID_APK) { 14499 ret = PackageManager.INSTALL_FAILED_INVALID_APK; 14500 } else if (loc == PackageHelper.RECOMMEND_FAILED_INVALID_URI) { 14501 ret = PackageManager.INSTALL_FAILED_INVALID_URI; 14502 } else if (loc == PackageHelper.RECOMMEND_MEDIA_UNAVAILABLE) { 14503 ret = PackageManager.INSTALL_FAILED_MEDIA_UNAVAILABLE; 14504 } else { 14505 // Override with defaults if needed. 14506 loc = installLocationPolicy(pkgLite); 14507 if (loc == PackageHelper.RECOMMEND_FAILED_VERSION_DOWNGRADE) { 14508 ret = PackageManager.INSTALL_FAILED_VERSION_DOWNGRADE; 14509 } else if (!onSd && !onInt) { 14510 // Override install location with flags 14511 if (loc == PackageHelper.RECOMMEND_INSTALL_EXTERNAL) { 14512 // Set the flag to install on external media. 14513 installFlags |= PackageManager.INSTALL_EXTERNAL; 14514 installFlags &= ~PackageManager.INSTALL_INTERNAL; 14515 } else if (loc == PackageHelper.RECOMMEND_INSTALL_EPHEMERAL) { 14516 if (DEBUG_EPHEMERAL) { 14517 Slog.v(TAG, "...setting INSTALL_EPHEMERAL install flag"); 14518 } 14519 installFlags |= PackageManager.INSTALL_EPHEMERAL; 14520 installFlags &= ~(PackageManager.INSTALL_EXTERNAL 14521 |PackageManager.INSTALL_INTERNAL); 14522 } else { 14523 // Make sure the flag for installing on external 14524 // media is unset 14525 installFlags |= PackageManager.INSTALL_INTERNAL; 14526 installFlags &= ~PackageManager.INSTALL_EXTERNAL; 14527 } 14528 } 14529 } 14530 } 14531 14532 final InstallArgs args = createInstallArgs(this); 14533 mArgs = args; 14534 14535 if (ret == PackageManager.INSTALL_SUCCEEDED) { 14536 // TODO: http://b/22976637 14537 // Apps installed for "all" users use the device owner to verify the app 14538 UserHandle verifierUser = getUser(); 14539 if (verifierUser == UserHandle.ALL) { 14540 verifierUser = UserHandle.SYSTEM; 14541 } 14542 14543 /* 14544 * Determine if we have any installed package verifiers. If we 14545 * do, then we'll defer to them to verify the packages. 14546 */ 14547 final int requiredUid = mRequiredVerifierPackage == null ? -1 14548 : getPackageUid(mRequiredVerifierPackage, MATCH_DEBUG_TRIAGED_MISSING, 14549 verifierUser.getIdentifier()); 14550 if (!origin.existing && requiredUid != -1 14551 && isVerificationEnabled(verifierUser.getIdentifier(), installFlags)) { 14552 final Intent verification = new Intent( 14553 Intent.ACTION_PACKAGE_NEEDS_VERIFICATION); 14554 verification.addFlags(Intent.FLAG_RECEIVER_FOREGROUND); 14555 verification.setDataAndType(Uri.fromFile(new File(origin.resolvedPath)), 14556 PACKAGE_MIME_TYPE); 14557 verification.addFlags(Intent.FLAG_GRANT_READ_URI_PERMISSION); 14558 14559 // Query all live verifiers based on current user state 14560 final List<ResolveInfo> receivers = queryIntentReceiversInternal(verification, 14561 PACKAGE_MIME_TYPE, 0, verifierUser.getIdentifier()); 14562 14563 if (DEBUG_VERIFY) { 14564 Slog.d(TAG, "Found " + receivers.size() + " verifiers for intent " 14565 + verification.toString() + " with " + pkgLite.verifiers.length 14566 + " optional verifiers"); 14567 } 14568 14569 final int verificationId = mPendingVerificationToken++; 14570 14571 verification.putExtra(PackageManager.EXTRA_VERIFICATION_ID, verificationId); 14572 14573 verification.putExtra(PackageManager.EXTRA_VERIFICATION_INSTALLER_PACKAGE, 14574 installerPackageName); 14575 14576 verification.putExtra(PackageManager.EXTRA_VERIFICATION_INSTALL_FLAGS, 14577 installFlags); 14578 14579 verification.putExtra(PackageManager.EXTRA_VERIFICATION_PACKAGE_NAME, 14580 pkgLite.packageName); 14581 14582 verification.putExtra(PackageManager.EXTRA_VERIFICATION_VERSION_CODE, 14583 pkgLite.versionCode); 14584 14585 if (verificationInfo != null) { 14586 if (verificationInfo.originatingUri != null) { 14587 verification.putExtra(Intent.EXTRA_ORIGINATING_URI, 14588 verificationInfo.originatingUri); 14589 } 14590 if (verificationInfo.referrer != null) { 14591 verification.putExtra(Intent.EXTRA_REFERRER, 14592 verificationInfo.referrer); 14593 } 14594 if (verificationInfo.originatingUid >= 0) { 14595 verification.putExtra(Intent.EXTRA_ORIGINATING_UID, 14596 verificationInfo.originatingUid); 14597 } 14598 if (verificationInfo.installerUid >= 0) { 14599 verification.putExtra(PackageManager.EXTRA_VERIFICATION_INSTALLER_UID, 14600 verificationInfo.installerUid); 14601 } 14602 } 14603 14604 final PackageVerificationState verificationState = new PackageVerificationState( 14605 requiredUid, args); 14606 14607 mPendingVerification.append(verificationId, verificationState); 14608 14609 final List<ComponentName> sufficientVerifiers = matchVerifiers(pkgLite, 14610 receivers, verificationState); 14611 14612 DeviceIdleController.LocalService idleController = getDeviceIdleController(); 14613 final long idleDuration = getVerificationTimeout(); 14614 14615 /* 14616 * If any sufficient verifiers were listed in the package 14617 * manifest, attempt to ask them. 14618 */ 14619 if (sufficientVerifiers != null) { 14620 final int N = sufficientVerifiers.size(); 14621 if (N == 0) { 14622 Slog.i(TAG, "Additional verifiers required, but none installed."); 14623 ret = PackageManager.INSTALL_FAILED_VERIFICATION_FAILURE; 14624 } else { 14625 for (int i = 0; i < N; i++) { 14626 final ComponentName verifierComponent = sufficientVerifiers.get(i); 14627 idleController.addPowerSaveTempWhitelistApp(Process.myUid(), 14628 verifierComponent.getPackageName(), idleDuration, 14629 verifierUser.getIdentifier(), false, "package verifier"); 14630 14631 final Intent sufficientIntent = new Intent(verification); 14632 sufficientIntent.setComponent(verifierComponent); 14633 mContext.sendBroadcastAsUser(sufficientIntent, verifierUser); 14634 } 14635 } 14636 } 14637 14638 final ComponentName requiredVerifierComponent = matchComponentForVerifier( 14639 mRequiredVerifierPackage, receivers); 14640 if (ret == PackageManager.INSTALL_SUCCEEDED 14641 && mRequiredVerifierPackage != null) { 14642 Trace.asyncTraceBegin( 14643 TRACE_TAG_PACKAGE_MANAGER, "verification", verificationId); 14644 /* 14645 * Send the intent to the required verification agent, 14646 * but only start the verification timeout after the 14647 * target BroadcastReceivers have run. 14648 */ 14649 verification.setComponent(requiredVerifierComponent); 14650 idleController.addPowerSaveTempWhitelistApp(Process.myUid(), 14651 requiredVerifierComponent.getPackageName(), idleDuration, 14652 verifierUser.getIdentifier(), false, "package verifier"); 14653 mContext.sendOrderedBroadcastAsUser(verification, verifierUser, 14654 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 14655 new BroadcastReceiver() { 14656 @Override 14657 public void onReceive(Context context, Intent intent) { 14658 final Message msg = mHandler 14659 .obtainMessage(CHECK_PENDING_VERIFICATION); 14660 msg.arg1 = verificationId; 14661 mHandler.sendMessageDelayed(msg, getVerificationTimeout()); 14662 } 14663 }, null, 0, null, null); 14664 14665 /* 14666 * We don't want the copy to proceed until verification 14667 * succeeds, so null out this field. 14668 */ 14669 mArgs = null; 14670 } 14671 } else { 14672 /* 14673 * No package verification is enabled, so immediately start 14674 * the remote call to initiate copy using temporary file. 14675 */ 14676 ret = args.copyApk(mContainerService, true); 14677 } 14678 } 14679 14680 mRet = ret; 14681 } 14682 14683 @Override 14684 void handleReturnCode() { 14685 // If mArgs is null, then MCS couldn't be reached. When it 14686 // reconnects, it will try again to install. At that point, this 14687 // will succeed. 14688 if (mArgs != null) { 14689 processPendingInstall(mArgs, mRet); 14690 } 14691 } 14692 14693 @Override 14694 void handleServiceError() { 14695 mArgs = createInstallArgs(this); 14696 mRet = PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 14697 } 14698 14699 public boolean isForwardLocked() { 14700 return (installFlags & PackageManager.INSTALL_FORWARD_LOCK) != 0; 14701 } 14702 } 14703 14704 /** 14705 * Used during creation of InstallArgs 14706 * 14707 * @param installFlags package installation flags 14708 * @return true if should be installed on external storage 14709 */ 14710 private static boolean installOnExternalAsec(int installFlags) { 14711 if ((installFlags & PackageManager.INSTALL_INTERNAL) != 0) { 14712 return false; 14713 } 14714 if ((installFlags & PackageManager.INSTALL_EXTERNAL) != 0) { 14715 return true; 14716 } 14717 return false; 14718 } 14719 14720 /** 14721 * Used during creation of InstallArgs 14722 * 14723 * @param installFlags package installation flags 14724 * @return true if should be installed as forward locked 14725 */ 14726 private static boolean installForwardLocked(int installFlags) { 14727 return (installFlags & PackageManager.INSTALL_FORWARD_LOCK) != 0; 14728 } 14729 14730 private InstallArgs createInstallArgs(InstallParams params) { 14731 if (params.move != null) { 14732 return new MoveInstallArgs(params); 14733 } else if (installOnExternalAsec(params.installFlags) || params.isForwardLocked()) { 14734 return new AsecInstallArgs(params); 14735 } else { 14736 return new FileInstallArgs(params); 14737 } 14738 } 14739 14740 /** 14741 * Create args that describe an existing installed package. Typically used 14742 * when cleaning up old installs, or used as a move source. 14743 */ 14744 private InstallArgs createInstallArgsForExisting(int installFlags, String codePath, 14745 String resourcePath, String[] instructionSets) { 14746 final boolean isInAsec; 14747 if (installOnExternalAsec(installFlags)) { 14748 /* Apps on SD card are always in ASEC containers. */ 14749 isInAsec = true; 14750 } else if (installForwardLocked(installFlags) 14751 && !codePath.startsWith(mDrmAppPrivateInstallDir.getAbsolutePath())) { 14752 /* 14753 * Forward-locked apps are only in ASEC containers if they're the 14754 * new style 14755 */ 14756 isInAsec = true; 14757 } else { 14758 isInAsec = false; 14759 } 14760 14761 if (isInAsec) { 14762 return new AsecInstallArgs(codePath, instructionSets, 14763 installOnExternalAsec(installFlags), installForwardLocked(installFlags)); 14764 } else { 14765 return new FileInstallArgs(codePath, resourcePath, instructionSets); 14766 } 14767 } 14768 14769 static abstract class InstallArgs { 14770 /** @see InstallParams#origin */ 14771 final OriginInfo origin; 14772 /** @see InstallParams#move */ 14773 final MoveInfo move; 14774 14775 final IPackageInstallObserver2 observer; 14776 // Always refers to PackageManager flags only 14777 final int installFlags; 14778 final String installerPackageName; 14779 final String volumeUuid; 14780 final UserHandle user; 14781 final String abiOverride; 14782 final String[] installGrantPermissions; 14783 /** If non-null, drop an async trace when the install completes */ 14784 final String traceMethod; 14785 final int traceCookie; 14786 final Certificate[][] certificates; 14787 final int installReason; 14788 14789 // The list of instruction sets supported by this app. This is currently 14790 // only used during the rmdex() phase to clean up resources. We can get rid of this 14791 // if we move dex files under the common app path. 14792 /* nullable */ String[] instructionSets; 14793 14794 InstallArgs(OriginInfo origin, MoveInfo move, IPackageInstallObserver2 observer, 14795 int installFlags, String installerPackageName, String volumeUuid, 14796 UserHandle user, String[] instructionSets, 14797 String abiOverride, String[] installGrantPermissions, 14798 String traceMethod, int traceCookie, Certificate[][] certificates, 14799 int installReason) { 14800 this.origin = origin; 14801 this.move = move; 14802 this.installFlags = installFlags; 14803 this.observer = observer; 14804 this.installerPackageName = installerPackageName; 14805 this.volumeUuid = volumeUuid; 14806 this.user = user; 14807 this.instructionSets = instructionSets; 14808 this.abiOverride = abiOverride; 14809 this.installGrantPermissions = installGrantPermissions; 14810 this.traceMethod = traceMethod; 14811 this.traceCookie = traceCookie; 14812 this.certificates = certificates; 14813 this.installReason = installReason; 14814 } 14815 14816 abstract int copyApk(IMediaContainerService imcs, boolean temp) throws RemoteException; 14817 abstract int doPreInstall(int status); 14818 14819 /** 14820 * Rename package into final resting place. All paths on the given 14821 * scanned package should be updated to reflect the rename. 14822 */ 14823 abstract boolean doRename(int status, PackageParser.Package pkg, String oldCodePath); 14824 abstract int doPostInstall(int status, int uid); 14825 14826 /** @see PackageSettingBase#codePathString */ 14827 abstract String getCodePath(); 14828 /** @see PackageSettingBase#resourcePathString */ 14829 abstract String getResourcePath(); 14830 14831 // Need installer lock especially for dex file removal. 14832 abstract void cleanUpResourcesLI(); 14833 abstract boolean doPostDeleteLI(boolean delete); 14834 14835 /** 14836 * Called before the source arguments are copied. This is used mostly 14837 * for MoveParams when it needs to read the source file to put it in the 14838 * destination. 14839 */ 14840 int doPreCopy() { 14841 return PackageManager.INSTALL_SUCCEEDED; 14842 } 14843 14844 /** 14845 * Called after the source arguments are copied. This is used mostly for 14846 * MoveParams when it needs to read the source file to put it in the 14847 * destination. 14848 */ 14849 int doPostCopy(int uid) { 14850 return PackageManager.INSTALL_SUCCEEDED; 14851 } 14852 14853 protected boolean isFwdLocked() { 14854 return (installFlags & PackageManager.INSTALL_FORWARD_LOCK) != 0; 14855 } 14856 14857 protected boolean isExternalAsec() { 14858 return (installFlags & PackageManager.INSTALL_EXTERNAL) != 0; 14859 } 14860 14861 protected boolean isEphemeral() { 14862 return (installFlags & PackageManager.INSTALL_EPHEMERAL) != 0; 14863 } 14864 14865 UserHandle getUser() { 14866 return user; 14867 } 14868 } 14869 14870 private void removeDexFiles(List<String> allCodePaths, String[] instructionSets) { 14871 if (!allCodePaths.isEmpty()) { 14872 if (instructionSets == null) { 14873 throw new IllegalStateException("instructionSet == null"); 14874 } 14875 String[] dexCodeInstructionSets = getDexCodeInstructionSets(instructionSets); 14876 for (String codePath : allCodePaths) { 14877 for (String dexCodeInstructionSet : dexCodeInstructionSets) { 14878 try { 14879 mInstaller.rmdex(codePath, dexCodeInstructionSet); 14880 } catch (InstallerException ignored) { 14881 } 14882 } 14883 } 14884 } 14885 } 14886 14887 /** 14888 * Logic to handle installation of non-ASEC applications, including copying 14889 * and renaming logic. 14890 */ 14891 class FileInstallArgs extends InstallArgs { 14892 private File codeFile; 14893 private File resourceFile; 14894 14895 // Example topology: 14896 // /data/app/com.example/base.apk 14897 // /data/app/com.example/split_foo.apk 14898 // /data/app/com.example/lib/arm/libfoo.so 14899 // /data/app/com.example/lib/arm64/libfoo.so 14900 // /data/app/com.example/dalvik/arm/base.apk@classes.dex 14901 14902 /** New install */ 14903 FileInstallArgs(InstallParams params) { 14904 super(params.origin, params.move, params.observer, params.installFlags, 14905 params.installerPackageName, params.volumeUuid, 14906 params.getUser(), null /*instructionSets*/, params.packageAbiOverride, 14907 params.grantedRuntimePermissions, 14908 params.traceMethod, params.traceCookie, params.certificates, 14909 params.installReason); 14910 if (isFwdLocked()) { 14911 throw new IllegalArgumentException("Forward locking only supported in ASEC"); 14912 } 14913 } 14914 14915 /** Existing install */ 14916 FileInstallArgs(String codePath, String resourcePath, String[] instructionSets) { 14917 super(OriginInfo.fromNothing(), null, null, 0, null, null, null, instructionSets, 14918 null, null, null, 0, null /*certificates*/, 14919 PackageManager.INSTALL_REASON_UNKNOWN); 14920 this.codeFile = (codePath != null) ? new File(codePath) : null; 14921 this.resourceFile = (resourcePath != null) ? new File(resourcePath) : null; 14922 } 14923 14924 int copyApk(IMediaContainerService imcs, boolean temp) throws RemoteException { 14925 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "copyApk"); 14926 try { 14927 return doCopyApk(imcs, temp); 14928 } finally { 14929 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 14930 } 14931 } 14932 14933 private int doCopyApk(IMediaContainerService imcs, boolean temp) throws RemoteException { 14934 if (origin.staged) { 14935 if (DEBUG_INSTALL) Slog.d(TAG, origin.file + " already staged; skipping copy"); 14936 codeFile = origin.file; 14937 resourceFile = origin.file; 14938 return PackageManager.INSTALL_SUCCEEDED; 14939 } 14940 14941 try { 14942 final boolean isEphemeral = (installFlags & PackageManager.INSTALL_EPHEMERAL) != 0; 14943 final File tempDir = 14944 mInstallerService.allocateStageDirLegacy(volumeUuid, isEphemeral); 14945 codeFile = tempDir; 14946 resourceFile = tempDir; 14947 } catch (IOException e) { 14948 Slog.w(TAG, "Failed to create copy file: " + e); 14949 return PackageManager.INSTALL_FAILED_INSUFFICIENT_STORAGE; 14950 } 14951 14952 final IParcelFileDescriptorFactory target = new IParcelFileDescriptorFactory.Stub() { 14953 @Override 14954 public ParcelFileDescriptor open(String name, int mode) throws RemoteException { 14955 if (!FileUtils.isValidExtFilename(name)) { 14956 throw new IllegalArgumentException("Invalid filename: " + name); 14957 } 14958 try { 14959 final File file = new File(codeFile, name); 14960 final FileDescriptor fd = Os.open(file.getAbsolutePath(), 14961 O_RDWR | O_CREAT, 0644); 14962 Os.chmod(file.getAbsolutePath(), 0644); 14963 return new ParcelFileDescriptor(fd); 14964 } catch (ErrnoException e) { 14965 throw new RemoteException("Failed to open: " + e.getMessage()); 14966 } 14967 } 14968 }; 14969 14970 int ret = PackageManager.INSTALL_SUCCEEDED; 14971 ret = imcs.copyPackage(origin.file.getAbsolutePath(), target); 14972 if (ret != PackageManager.INSTALL_SUCCEEDED) { 14973 Slog.e(TAG, "Failed to copy package"); 14974 return ret; 14975 } 14976 14977 final File libraryRoot = new File(codeFile, LIB_DIR_NAME); 14978 NativeLibraryHelper.Handle handle = null; 14979 try { 14980 handle = NativeLibraryHelper.Handle.create(codeFile); 14981 ret = NativeLibraryHelper.copyNativeBinariesWithOverride(handle, libraryRoot, 14982 abiOverride); 14983 } catch (IOException e) { 14984 Slog.e(TAG, "Copying native libraries failed", e); 14985 ret = PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 14986 } finally { 14987 IoUtils.closeQuietly(handle); 14988 } 14989 14990 return ret; 14991 } 14992 14993 int doPreInstall(int status) { 14994 if (status != PackageManager.INSTALL_SUCCEEDED) { 14995 cleanUp(); 14996 } 14997 return status; 14998 } 14999 15000 boolean doRename(int status, PackageParser.Package pkg, String oldCodePath) { 15001 if (status != PackageManager.INSTALL_SUCCEEDED) { 15002 cleanUp(); 15003 return false; 15004 } 15005 15006 final File targetDir = codeFile.getParentFile(); 15007 final File beforeCodeFile = codeFile; 15008 final File afterCodeFile = getNextCodePath(targetDir, pkg.packageName); 15009 15010 if (DEBUG_INSTALL) Slog.d(TAG, "Renaming " + beforeCodeFile + " to " + afterCodeFile); 15011 try { 15012 Os.rename(beforeCodeFile.getAbsolutePath(), afterCodeFile.getAbsolutePath()); 15013 } catch (ErrnoException e) { 15014 Slog.w(TAG, "Failed to rename", e); 15015 return false; 15016 } 15017 15018 if (!SELinux.restoreconRecursive(afterCodeFile)) { 15019 Slog.w(TAG, "Failed to restorecon"); 15020 return false; 15021 } 15022 15023 // Reflect the rename internally 15024 codeFile = afterCodeFile; 15025 resourceFile = afterCodeFile; 15026 15027 // Reflect the rename in scanned details 15028 pkg.setCodePath(afterCodeFile.getAbsolutePath()); 15029 pkg.setBaseCodePath(FileUtils.rewriteAfterRename(beforeCodeFile, 15030 afterCodeFile, pkg.baseCodePath)); 15031 pkg.setSplitCodePaths(FileUtils.rewriteAfterRename(beforeCodeFile, 15032 afterCodeFile, pkg.splitCodePaths)); 15033 15034 // Reflect the rename in app info 15035 pkg.setApplicationVolumeUuid(pkg.volumeUuid); 15036 pkg.setApplicationInfoCodePath(pkg.codePath); 15037 pkg.setApplicationInfoBaseCodePath(pkg.baseCodePath); 15038 pkg.setApplicationInfoSplitCodePaths(pkg.splitCodePaths); 15039 pkg.setApplicationInfoResourcePath(pkg.codePath); 15040 pkg.setApplicationInfoBaseResourcePath(pkg.baseCodePath); 15041 pkg.setApplicationInfoSplitResourcePaths(pkg.splitCodePaths); 15042 15043 return true; 15044 } 15045 15046 int doPostInstall(int status, int uid) { 15047 if (status != PackageManager.INSTALL_SUCCEEDED) { 15048 cleanUp(); 15049 } 15050 return status; 15051 } 15052 15053 @Override 15054 String getCodePath() { 15055 return (codeFile != null) ? codeFile.getAbsolutePath() : null; 15056 } 15057 15058 @Override 15059 String getResourcePath() { 15060 return (resourceFile != null) ? resourceFile.getAbsolutePath() : null; 15061 } 15062 15063 private boolean cleanUp() { 15064 if (codeFile == null || !codeFile.exists()) { 15065 return false; 15066 } 15067 15068 removeCodePathLI(codeFile); 15069 15070 if (resourceFile != null && !FileUtils.contains(codeFile, resourceFile)) { 15071 resourceFile.delete(); 15072 } 15073 15074 return true; 15075 } 15076 15077 void cleanUpResourcesLI() { 15078 // Try enumerating all code paths before deleting 15079 List<String> allCodePaths = Collections.EMPTY_LIST; 15080 if (codeFile != null && codeFile.exists()) { 15081 try { 15082 final PackageLite pkg = PackageParser.parsePackageLite(codeFile, 0); 15083 allCodePaths = pkg.getAllCodePaths(); 15084 } catch (PackageParserException e) { 15085 // Ignored; we tried our best 15086 } 15087 } 15088 15089 cleanUp(); 15090 removeDexFiles(allCodePaths, instructionSets); 15091 } 15092 15093 boolean doPostDeleteLI(boolean delete) { 15094 // XXX err, shouldn't we respect the delete flag? 15095 cleanUpResourcesLI(); 15096 return true; 15097 } 15098 } 15099 15100 private boolean isAsecExternal(String cid) { 15101 final String asecPath = PackageHelper.getSdFilesystem(cid); 15102 return !asecPath.startsWith(mAsecInternalPath); 15103 } 15104 15105 private static void maybeThrowExceptionForMultiArchCopy(String message, int copyRet) throws 15106 PackageManagerException { 15107 if (copyRet < 0) { 15108 if (copyRet != PackageManager.NO_NATIVE_LIBRARIES && 15109 copyRet != PackageManager.INSTALL_FAILED_NO_MATCHING_ABIS) { 15110 throw new PackageManagerException(copyRet, message); 15111 } 15112 } 15113 } 15114 15115 /** 15116 * Extract the StorageManagerService "container ID" from the full code path of an 15117 * .apk. 15118 */ 15119 static String cidFromCodePath(String fullCodePath) { 15120 int eidx = fullCodePath.lastIndexOf("/"); 15121 String subStr1 = fullCodePath.substring(0, eidx); 15122 int sidx = subStr1.lastIndexOf("/"); 15123 return subStr1.substring(sidx+1, eidx); 15124 } 15125 15126 /** 15127 * Logic to handle installation of ASEC applications, including copying and 15128 * renaming logic. 15129 */ 15130 class AsecInstallArgs extends InstallArgs { 15131 static final String RES_FILE_NAME = "pkg.apk"; 15132 static final String PUBLIC_RES_FILE_NAME = "res.zip"; 15133 15134 String cid; 15135 String packagePath; 15136 String resourcePath; 15137 15138 /** New install */ 15139 AsecInstallArgs(InstallParams params) { 15140 super(params.origin, params.move, params.observer, params.installFlags, 15141 params.installerPackageName, params.volumeUuid, 15142 params.getUser(), null /* instruction sets */, params.packageAbiOverride, 15143 params.grantedRuntimePermissions, 15144 params.traceMethod, params.traceCookie, params.certificates, 15145 params.installReason); 15146 } 15147 15148 /** Existing install */ 15149 AsecInstallArgs(String fullCodePath, String[] instructionSets, 15150 boolean isExternal, boolean isForwardLocked) { 15151 super(OriginInfo.fromNothing(), null, null, (isExternal ? INSTALL_EXTERNAL : 0) 15152 | (isForwardLocked ? INSTALL_FORWARD_LOCK : 0), null, null, null, 15153 instructionSets, null, null, null, 0, null /*certificates*/, 15154 PackageManager.INSTALL_REASON_UNKNOWN); 15155 // Hackily pretend we're still looking at a full code path 15156 if (!fullCodePath.endsWith(RES_FILE_NAME)) { 15157 fullCodePath = new File(fullCodePath, RES_FILE_NAME).getAbsolutePath(); 15158 } 15159 15160 // Extract cid from fullCodePath 15161 int eidx = fullCodePath.lastIndexOf("/"); 15162 String subStr1 = fullCodePath.substring(0, eidx); 15163 int sidx = subStr1.lastIndexOf("/"); 15164 cid = subStr1.substring(sidx+1, eidx); 15165 setMountPath(subStr1); 15166 } 15167 15168 AsecInstallArgs(String cid, String[] instructionSets, boolean isForwardLocked) { 15169 super(OriginInfo.fromNothing(), null, null, (isAsecExternal(cid) ? INSTALL_EXTERNAL : 0) 15170 | (isForwardLocked ? INSTALL_FORWARD_LOCK : 0), null, null, null, 15171 instructionSets, null, null, null, 0, null /*certificates*/, 15172 PackageManager.INSTALL_REASON_UNKNOWN); 15173 this.cid = cid; 15174 setMountPath(PackageHelper.getSdDir(cid)); 15175 } 15176 15177 void createCopyFile() { 15178 cid = mInstallerService.allocateExternalStageCidLegacy(); 15179 } 15180 15181 int copyApk(IMediaContainerService imcs, boolean temp) throws RemoteException { 15182 if (origin.staged && origin.cid != null) { 15183 if (DEBUG_INSTALL) Slog.d(TAG, origin.cid + " already staged; skipping copy"); 15184 cid = origin.cid; 15185 setMountPath(PackageHelper.getSdDir(cid)); 15186 return PackageManager.INSTALL_SUCCEEDED; 15187 } 15188 15189 if (temp) { 15190 createCopyFile(); 15191 } else { 15192 /* 15193 * Pre-emptively destroy the container since it's destroyed if 15194 * copying fails due to it existing anyway. 15195 */ 15196 PackageHelper.destroySdDir(cid); 15197 } 15198 15199 final String newMountPath = imcs.copyPackageToContainer( 15200 origin.file.getAbsolutePath(), cid, getEncryptKey(), isExternalAsec(), 15201 isFwdLocked(), deriveAbiOverride(abiOverride, null /* settings */)); 15202 15203 if (newMountPath != null) { 15204 setMountPath(newMountPath); 15205 return PackageManager.INSTALL_SUCCEEDED; 15206 } else { 15207 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 15208 } 15209 } 15210 15211 @Override 15212 String getCodePath() { 15213 return packagePath; 15214 } 15215 15216 @Override 15217 String getResourcePath() { 15218 return resourcePath; 15219 } 15220 15221 int doPreInstall(int status) { 15222 if (status != PackageManager.INSTALL_SUCCEEDED) { 15223 // Destroy container 15224 PackageHelper.destroySdDir(cid); 15225 } else { 15226 boolean mounted = PackageHelper.isContainerMounted(cid); 15227 if (!mounted) { 15228 String newMountPath = PackageHelper.mountSdDir(cid, getEncryptKey(), 15229 Process.SYSTEM_UID); 15230 if (newMountPath != null) { 15231 setMountPath(newMountPath); 15232 } else { 15233 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 15234 } 15235 } 15236 } 15237 return status; 15238 } 15239 15240 boolean doRename(int status, PackageParser.Package pkg, String oldCodePath) { 15241 String newCacheId = getNextCodePath(oldCodePath, pkg.packageName, "/" + RES_FILE_NAME); 15242 String newMountPath = null; 15243 if (PackageHelper.isContainerMounted(cid)) { 15244 // Unmount the container 15245 if (!PackageHelper.unMountSdDir(cid)) { 15246 Slog.i(TAG, "Failed to unmount " + cid + " before renaming"); 15247 return false; 15248 } 15249 } 15250 if (!PackageHelper.renameSdDir(cid, newCacheId)) { 15251 Slog.e(TAG, "Failed to rename " + cid + " to " + newCacheId + 15252 " which might be stale. Will try to clean up."); 15253 // Clean up the stale container and proceed to recreate. 15254 if (!PackageHelper.destroySdDir(newCacheId)) { 15255 Slog.e(TAG, "Very strange. Cannot clean up stale container " + newCacheId); 15256 return false; 15257 } 15258 // Successfully cleaned up stale container. Try to rename again. 15259 if (!PackageHelper.renameSdDir(cid, newCacheId)) { 15260 Slog.e(TAG, "Failed to rename " + cid + " to " + newCacheId 15261 + " inspite of cleaning it up."); 15262 return false; 15263 } 15264 } 15265 if (!PackageHelper.isContainerMounted(newCacheId)) { 15266 Slog.w(TAG, "Mounting container " + newCacheId); 15267 newMountPath = PackageHelper.mountSdDir(newCacheId, 15268 getEncryptKey(), Process.SYSTEM_UID); 15269 } else { 15270 newMountPath = PackageHelper.getSdDir(newCacheId); 15271 } 15272 if (newMountPath == null) { 15273 Slog.w(TAG, "Failed to get cache path for " + newCacheId); 15274 return false; 15275 } 15276 Log.i(TAG, "Succesfully renamed " + cid + 15277 " to " + newCacheId + 15278 " at new path: " + newMountPath); 15279 cid = newCacheId; 15280 15281 final File beforeCodeFile = new File(packagePath); 15282 setMountPath(newMountPath); 15283 final File afterCodeFile = new File(packagePath); 15284 15285 // Reflect the rename in scanned details 15286 pkg.setCodePath(afterCodeFile.getAbsolutePath()); 15287 pkg.setBaseCodePath(FileUtils.rewriteAfterRename(beforeCodeFile, 15288 afterCodeFile, pkg.baseCodePath)); 15289 pkg.setSplitCodePaths(FileUtils.rewriteAfterRename(beforeCodeFile, 15290 afterCodeFile, pkg.splitCodePaths)); 15291 15292 // Reflect the rename in app info 15293 pkg.setApplicationVolumeUuid(pkg.volumeUuid); 15294 pkg.setApplicationInfoCodePath(pkg.codePath); 15295 pkg.setApplicationInfoBaseCodePath(pkg.baseCodePath); 15296 pkg.setApplicationInfoSplitCodePaths(pkg.splitCodePaths); 15297 pkg.setApplicationInfoResourcePath(pkg.codePath); 15298 pkg.setApplicationInfoBaseResourcePath(pkg.baseCodePath); 15299 pkg.setApplicationInfoSplitResourcePaths(pkg.splitCodePaths); 15300 15301 return true; 15302 } 15303 15304 private void setMountPath(String mountPath) { 15305 final File mountFile = new File(mountPath); 15306 15307 final File monolithicFile = new File(mountFile, RES_FILE_NAME); 15308 if (monolithicFile.exists()) { 15309 packagePath = monolithicFile.getAbsolutePath(); 15310 if (isFwdLocked()) { 15311 resourcePath = new File(mountFile, PUBLIC_RES_FILE_NAME).getAbsolutePath(); 15312 } else { 15313 resourcePath = packagePath; 15314 } 15315 } else { 15316 packagePath = mountFile.getAbsolutePath(); 15317 resourcePath = packagePath; 15318 } 15319 } 15320 15321 int doPostInstall(int status, int uid) { 15322 if (status != PackageManager.INSTALL_SUCCEEDED) { 15323 cleanUp(); 15324 } else { 15325 final int groupOwner; 15326 final String protectedFile; 15327 if (isFwdLocked()) { 15328 groupOwner = UserHandle.getSharedAppGid(uid); 15329 protectedFile = RES_FILE_NAME; 15330 } else { 15331 groupOwner = -1; 15332 protectedFile = null; 15333 } 15334 15335 if (uid < Process.FIRST_APPLICATION_UID 15336 || !PackageHelper.fixSdPermissions(cid, groupOwner, protectedFile)) { 15337 Slog.e(TAG, "Failed to finalize " + cid); 15338 PackageHelper.destroySdDir(cid); 15339 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 15340 } 15341 15342 boolean mounted = PackageHelper.isContainerMounted(cid); 15343 if (!mounted) { 15344 PackageHelper.mountSdDir(cid, getEncryptKey(), Process.myUid()); 15345 } 15346 } 15347 return status; 15348 } 15349 15350 private void cleanUp() { 15351 if (DEBUG_SD_INSTALL) Slog.i(TAG, "cleanUp"); 15352 15353 // Destroy secure container 15354 PackageHelper.destroySdDir(cid); 15355 } 15356 15357 private List<String> getAllCodePaths() { 15358 final File codeFile = new File(getCodePath()); 15359 if (codeFile != null && codeFile.exists()) { 15360 try { 15361 final PackageLite pkg = PackageParser.parsePackageLite(codeFile, 0); 15362 return pkg.getAllCodePaths(); 15363 } catch (PackageParserException e) { 15364 // Ignored; we tried our best 15365 } 15366 } 15367 return Collections.EMPTY_LIST; 15368 } 15369 15370 void cleanUpResourcesLI() { 15371 // Enumerate all code paths before deleting 15372 cleanUpResourcesLI(getAllCodePaths()); 15373 } 15374 15375 private void cleanUpResourcesLI(List<String> allCodePaths) { 15376 cleanUp(); 15377 removeDexFiles(allCodePaths, instructionSets); 15378 } 15379 15380 String getPackageName() { 15381 return getAsecPackageName(cid); 15382 } 15383 15384 boolean doPostDeleteLI(boolean delete) { 15385 if (DEBUG_SD_INSTALL) Slog.i(TAG, "doPostDeleteLI() del=" + delete); 15386 final List<String> allCodePaths = getAllCodePaths(); 15387 boolean mounted = PackageHelper.isContainerMounted(cid); 15388 if (mounted) { 15389 // Unmount first 15390 if (PackageHelper.unMountSdDir(cid)) { 15391 mounted = false; 15392 } 15393 } 15394 if (!mounted && delete) { 15395 cleanUpResourcesLI(allCodePaths); 15396 } 15397 return !mounted; 15398 } 15399 15400 @Override 15401 int doPreCopy() { 15402 if (isFwdLocked()) { 15403 if (!PackageHelper.fixSdPermissions(cid, getPackageUid(DEFAULT_CONTAINER_PACKAGE, 15404 MATCH_SYSTEM_ONLY, UserHandle.USER_SYSTEM), RES_FILE_NAME)) { 15405 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 15406 } 15407 } 15408 15409 return PackageManager.INSTALL_SUCCEEDED; 15410 } 15411 15412 @Override 15413 int doPostCopy(int uid) { 15414 if (isFwdLocked()) { 15415 if (uid < Process.FIRST_APPLICATION_UID 15416 || !PackageHelper.fixSdPermissions(cid, UserHandle.getSharedAppGid(uid), 15417 RES_FILE_NAME)) { 15418 Slog.e(TAG, "Failed to finalize " + cid); 15419 PackageHelper.destroySdDir(cid); 15420 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 15421 } 15422 } 15423 15424 return PackageManager.INSTALL_SUCCEEDED; 15425 } 15426 } 15427 15428 /** 15429 * Logic to handle movement of existing installed applications. 15430 */ 15431 class MoveInstallArgs extends InstallArgs { 15432 private File codeFile; 15433 private File resourceFile; 15434 15435 /** New install */ 15436 MoveInstallArgs(InstallParams params) { 15437 super(params.origin, params.move, params.observer, params.installFlags, 15438 params.installerPackageName, params.volumeUuid, 15439 params.getUser(), null /* instruction sets */, params.packageAbiOverride, 15440 params.grantedRuntimePermissions, 15441 params.traceMethod, params.traceCookie, params.certificates, 15442 params.installReason); 15443 } 15444 15445 int copyApk(IMediaContainerService imcs, boolean temp) { 15446 if (DEBUG_INSTALL) Slog.d(TAG, "Moving " + move.packageName + " from " 15447 + move.fromUuid + " to " + move.toUuid); 15448 synchronized (mInstaller) { 15449 try { 15450 mInstaller.moveCompleteApp(move.fromUuid, move.toUuid, move.packageName, 15451 move.dataAppName, move.appId, move.seinfo, move.targetSdkVersion); 15452 } catch (InstallerException e) { 15453 Slog.w(TAG, "Failed to move app", e); 15454 return PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 15455 } 15456 } 15457 15458 codeFile = new File(Environment.getDataAppDirectory(move.toUuid), move.dataAppName); 15459 resourceFile = codeFile; 15460 if (DEBUG_INSTALL) Slog.d(TAG, "codeFile after move is " + codeFile); 15461 15462 return PackageManager.INSTALL_SUCCEEDED; 15463 } 15464 15465 int doPreInstall(int status) { 15466 if (status != PackageManager.INSTALL_SUCCEEDED) { 15467 cleanUp(move.toUuid); 15468 } 15469 return status; 15470 } 15471 15472 boolean doRename(int status, PackageParser.Package pkg, String oldCodePath) { 15473 if (status != PackageManager.INSTALL_SUCCEEDED) { 15474 cleanUp(move.toUuid); 15475 return false; 15476 } 15477 15478 // Reflect the move in app info 15479 pkg.setApplicationVolumeUuid(pkg.volumeUuid); 15480 pkg.setApplicationInfoCodePath(pkg.codePath); 15481 pkg.setApplicationInfoBaseCodePath(pkg.baseCodePath); 15482 pkg.setApplicationInfoSplitCodePaths(pkg.splitCodePaths); 15483 pkg.setApplicationInfoResourcePath(pkg.codePath); 15484 pkg.setApplicationInfoBaseResourcePath(pkg.baseCodePath); 15485 pkg.setApplicationInfoSplitResourcePaths(pkg.splitCodePaths); 15486 15487 return true; 15488 } 15489 15490 int doPostInstall(int status, int uid) { 15491 if (status == PackageManager.INSTALL_SUCCEEDED) { 15492 cleanUp(move.fromUuid); 15493 } else { 15494 cleanUp(move.toUuid); 15495 } 15496 return status; 15497 } 15498 15499 @Override 15500 String getCodePath() { 15501 return (codeFile != null) ? codeFile.getAbsolutePath() : null; 15502 } 15503 15504 @Override 15505 String getResourcePath() { 15506 return (resourceFile != null) ? resourceFile.getAbsolutePath() : null; 15507 } 15508 15509 private boolean cleanUp(String volumeUuid) { 15510 final File codeFile = new File(Environment.getDataAppDirectory(volumeUuid), 15511 move.dataAppName); 15512 Slog.d(TAG, "Cleaning up " + move.packageName + " on " + volumeUuid); 15513 final int[] userIds = sUserManager.getUserIds(); 15514 synchronized (mInstallLock) { 15515 // Clean up both app data and code 15516 // All package moves are frozen until finished 15517 for (int userId : userIds) { 15518 try { 15519 mInstaller.destroyAppData(volumeUuid, move.packageName, userId, 15520 StorageManager.FLAG_STORAGE_DE | StorageManager.FLAG_STORAGE_CE, 0); 15521 } catch (InstallerException e) { 15522 Slog.w(TAG, String.valueOf(e)); 15523 } 15524 } 15525 removeCodePathLI(codeFile); 15526 } 15527 return true; 15528 } 15529 15530 void cleanUpResourcesLI() { 15531 throw new UnsupportedOperationException(); 15532 } 15533 15534 boolean doPostDeleteLI(boolean delete) { 15535 throw new UnsupportedOperationException(); 15536 } 15537 } 15538 15539 static String getAsecPackageName(String packageCid) { 15540 int idx = packageCid.lastIndexOf("-"); 15541 if (idx == -1) { 15542 return packageCid; 15543 } 15544 return packageCid.substring(0, idx); 15545 } 15546 15547 // Utility method used to create code paths based on package name and available index. 15548 private static String getNextCodePath(String oldCodePath, String prefix, String suffix) { 15549 String idxStr = ""; 15550 int idx = 1; 15551 // Fall back to default value of idx=1 if prefix is not 15552 // part of oldCodePath 15553 if (oldCodePath != null) { 15554 String subStr = oldCodePath; 15555 // Drop the suffix right away 15556 if (suffix != null && subStr.endsWith(suffix)) { 15557 subStr = subStr.substring(0, subStr.length() - suffix.length()); 15558 } 15559 // If oldCodePath already contains prefix find out the 15560 // ending index to either increment or decrement. 15561 int sidx = subStr.lastIndexOf(prefix); 15562 if (sidx != -1) { 15563 subStr = subStr.substring(sidx + prefix.length()); 15564 if (subStr != null) { 15565 if (subStr.startsWith(INSTALL_PACKAGE_SUFFIX)) { 15566 subStr = subStr.substring(INSTALL_PACKAGE_SUFFIX.length()); 15567 } 15568 try { 15569 idx = Integer.parseInt(subStr); 15570 if (idx <= 1) { 15571 idx++; 15572 } else { 15573 idx--; 15574 } 15575 } catch(NumberFormatException e) { 15576 } 15577 } 15578 } 15579 } 15580 idxStr = INSTALL_PACKAGE_SUFFIX + Integer.toString(idx); 15581 return prefix + idxStr; 15582 } 15583 15584 private File getNextCodePath(File targetDir, String packageName) { 15585 File result; 15586 SecureRandom random = new SecureRandom(); 15587 byte[] bytes = new byte[16]; 15588 do { 15589 random.nextBytes(bytes); 15590 String suffix = Base64.encodeToString(bytes, Base64.URL_SAFE | Base64.NO_WRAP); 15591 result = new File(targetDir, packageName + "-" + suffix); 15592 } while (result.exists()); 15593 return result; 15594 } 15595 15596 // Utility method that returns the relative package path with respect 15597 // to the installation directory. Like say for /data/data/com.test-1.apk 15598 // string com.test-1 is returned. 15599 static String deriveCodePathName(String codePath) { 15600 if (codePath == null) { 15601 return null; 15602 } 15603 final File codeFile = new File(codePath); 15604 final String name = codeFile.getName(); 15605 if (codeFile.isDirectory()) { 15606 return name; 15607 } else if (name.endsWith(".apk") || name.endsWith(".tmp")) { 15608 final int lastDot = name.lastIndexOf('.'); 15609 return name.substring(0, lastDot); 15610 } else { 15611 Slog.w(TAG, "Odd, " + codePath + " doesn't look like an APK"); 15612 return null; 15613 } 15614 } 15615 15616 static class PackageInstalledInfo { 15617 String name; 15618 int uid; 15619 // The set of users that originally had this package installed. 15620 int[] origUsers; 15621 // The set of users that now have this package installed. 15622 int[] newUsers; 15623 PackageParser.Package pkg; 15624 int returnCode; 15625 String returnMsg; 15626 PackageRemovedInfo removedInfo; 15627 ArrayMap<String, PackageInstalledInfo> addedChildPackages; 15628 15629 public void setError(int code, String msg) { 15630 setReturnCode(code); 15631 setReturnMessage(msg); 15632 Slog.w(TAG, msg); 15633 } 15634 15635 public void setError(String msg, PackageParserException e) { 15636 setReturnCode(e.error); 15637 setReturnMessage(ExceptionUtils.getCompleteMessage(msg, e)); 15638 Slog.w(TAG, msg, e); 15639 } 15640 15641 public void setError(String msg, PackageManagerException e) { 15642 returnCode = e.error; 15643 setReturnMessage(ExceptionUtils.getCompleteMessage(msg, e)); 15644 Slog.w(TAG, msg, e); 15645 } 15646 15647 public void setReturnCode(int returnCode) { 15648 this.returnCode = returnCode; 15649 final int childCount = (addedChildPackages != null) ? addedChildPackages.size() : 0; 15650 for (int i = 0; i < childCount; i++) { 15651 addedChildPackages.valueAt(i).returnCode = returnCode; 15652 } 15653 } 15654 15655 private void setReturnMessage(String returnMsg) { 15656 this.returnMsg = returnMsg; 15657 final int childCount = (addedChildPackages != null) ? addedChildPackages.size() : 0; 15658 for (int i = 0; i < childCount; i++) { 15659 addedChildPackages.valueAt(i).returnMsg = returnMsg; 15660 } 15661 } 15662 15663 // In some error cases we want to convey more info back to the observer 15664 String origPackage; 15665 String origPermission; 15666 } 15667 15668 /* 15669 * Install a non-existing package. 15670 */ 15671 private void installNewPackageLIF(PackageParser.Package pkg, final int policyFlags, 15672 int scanFlags, UserHandle user, String installerPackageName, String volumeUuid, 15673 PackageInstalledInfo res, int installReason) { 15674 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "installNewPackage"); 15675 15676 // Remember this for later, in case we need to rollback this install 15677 String pkgName = pkg.packageName; 15678 15679 if (DEBUG_INSTALL) Slog.d(TAG, "installNewPackageLI: " + pkg); 15680 15681 synchronized(mPackages) { 15682 final String renamedPackage = mSettings.getRenamedPackageLPr(pkgName); 15683 if (renamedPackage != null) { 15684 // A package with the same name is already installed, though 15685 // it has been renamed to an older name. The package we 15686 // are trying to install should be installed as an update to 15687 // the existing one, but that has not been requested, so bail. 15688 res.setError(INSTALL_FAILED_ALREADY_EXISTS, "Attempt to re-install " + pkgName 15689 + " without first uninstalling package running as " 15690 + renamedPackage); 15691 return; 15692 } 15693 if (mPackages.containsKey(pkgName)) { 15694 // Don't allow installation over an existing package with the same name. 15695 res.setError(INSTALL_FAILED_ALREADY_EXISTS, "Attempt to re-install " + pkgName 15696 + " without first uninstalling."); 15697 return; 15698 } 15699 } 15700 15701 try { 15702 PackageParser.Package newPackage = scanPackageTracedLI(pkg, policyFlags, scanFlags, 15703 System.currentTimeMillis(), user); 15704 15705 updateSettingsLI(newPackage, installerPackageName, null, res, user, installReason); 15706 15707 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED) { 15708 prepareAppDataAfterInstallLIF(newPackage); 15709 15710 } else { 15711 // Remove package from internal structures, but keep around any 15712 // data that might have already existed 15713 deletePackageLIF(pkgName, UserHandle.ALL, false, null, 15714 PackageManager.DELETE_KEEP_DATA, res.removedInfo, true, null); 15715 } 15716 } catch (PackageManagerException e) { 15717 res.setError("Package couldn't be installed in " + pkg.codePath, e); 15718 } 15719 15720 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 15721 } 15722 15723 private boolean shouldCheckUpgradeKeySetLP(PackageSetting oldPs, int scanFlags) { 15724 // Can't rotate keys during boot or if sharedUser. 15725 if (oldPs == null || (scanFlags&SCAN_INITIAL) != 0 || oldPs.sharedUser != null 15726 || !oldPs.keySetData.isUsingUpgradeKeySets()) { 15727 return false; 15728 } 15729 // app is using upgradeKeySets; make sure all are valid 15730 KeySetManagerService ksms = mSettings.mKeySetManagerService; 15731 long[] upgradeKeySets = oldPs.keySetData.getUpgradeKeySets(); 15732 for (int i = 0; i < upgradeKeySets.length; i++) { 15733 if (!ksms.isIdValidKeySetId(upgradeKeySets[i])) { 15734 Slog.wtf(TAG, "Package " 15735 + (oldPs.name != null ? oldPs.name : "<null>") 15736 + " contains upgrade-key-set reference to unknown key-set: " 15737 + upgradeKeySets[i] 15738 + " reverting to signatures check."); 15739 return false; 15740 } 15741 } 15742 return true; 15743 } 15744 15745 private boolean checkUpgradeKeySetLP(PackageSetting oldPS, PackageParser.Package newPkg) { 15746 // Upgrade keysets are being used. Determine if new package has a superset of the 15747 // required keys. 15748 long[] upgradeKeySets = oldPS.keySetData.getUpgradeKeySets(); 15749 KeySetManagerService ksms = mSettings.mKeySetManagerService; 15750 for (int i = 0; i < upgradeKeySets.length; i++) { 15751 Set<PublicKey> upgradeSet = ksms.getPublicKeysFromKeySetLPr(upgradeKeySets[i]); 15752 if (upgradeSet != null && newPkg.mSigningKeys.containsAll(upgradeSet)) { 15753 return true; 15754 } 15755 } 15756 return false; 15757 } 15758 15759 private static void updateDigest(MessageDigest digest, File file) throws IOException { 15760 try (DigestInputStream digestStream = 15761 new DigestInputStream(new FileInputStream(file), digest)) { 15762 while (digestStream.read() != -1) {} // nothing to do; just plow through the file 15763 } 15764 } 15765 15766 private void replacePackageLIF(PackageParser.Package pkg, final int policyFlags, int scanFlags, 15767 UserHandle user, String installerPackageName, PackageInstalledInfo res, 15768 int installReason) { 15769 final boolean isEphemeral = (policyFlags & PackageParser.PARSE_IS_EPHEMERAL) != 0; 15770 15771 final PackageParser.Package oldPackage; 15772 final String pkgName = pkg.packageName; 15773 final int[] allUsers; 15774 final int[] installedUsers; 15775 15776 synchronized(mPackages) { 15777 oldPackage = mPackages.get(pkgName); 15778 if (DEBUG_INSTALL) Slog.d(TAG, "replacePackageLI: new=" + pkg + ", old=" + oldPackage); 15779 15780 // don't allow upgrade to target a release SDK from a pre-release SDK 15781 final boolean oldTargetsPreRelease = oldPackage.applicationInfo.targetSdkVersion 15782 == android.os.Build.VERSION_CODES.CUR_DEVELOPMENT; 15783 final boolean newTargetsPreRelease = pkg.applicationInfo.targetSdkVersion 15784 == android.os.Build.VERSION_CODES.CUR_DEVELOPMENT; 15785 if (oldTargetsPreRelease 15786 && !newTargetsPreRelease 15787 && ((policyFlags & PackageParser.PARSE_FORCE_SDK) == 0)) { 15788 Slog.w(TAG, "Can't install package targeting released sdk"); 15789 res.setReturnCode(PackageManager.INSTALL_FAILED_UPDATE_INCOMPATIBLE); 15790 return; 15791 } 15792 15793 // don't allow an upgrade from full to ephemeral 15794 final boolean oldIsEphemeral = oldPackage.applicationInfo.isInstantApp(); 15795 if (isEphemeral && !oldIsEphemeral) { 15796 // can't downgrade from full to ephemeral 15797 Slog.w(TAG, "Can't replace app with ephemeral: " + pkgName); 15798 res.setReturnCode(PackageManager.INSTALL_FAILED_EPHEMERAL_INVALID); 15799 return; 15800 } 15801 15802 // verify signatures are valid 15803 final PackageSetting ps = mSettings.mPackages.get(pkgName); 15804 if (shouldCheckUpgradeKeySetLP(ps, scanFlags)) { 15805 if (!checkUpgradeKeySetLP(ps, pkg)) { 15806 res.setError(INSTALL_FAILED_UPDATE_INCOMPATIBLE, 15807 "New package not signed by keys specified by upgrade-keysets: " 15808 + pkgName); 15809 return; 15810 } 15811 } else { 15812 // default to original signature matching 15813 if (compareSignatures(oldPackage.mSignatures, pkg.mSignatures) 15814 != PackageManager.SIGNATURE_MATCH) { 15815 res.setError(INSTALL_FAILED_UPDATE_INCOMPATIBLE, 15816 "New package has a different signature: " + pkgName); 15817 return; 15818 } 15819 } 15820 15821 // don't allow a system upgrade unless the upgrade hash matches 15822 if (oldPackage.restrictUpdateHash != null && oldPackage.isSystemApp()) { 15823 byte[] digestBytes = null; 15824 try { 15825 final MessageDigest digest = MessageDigest.getInstance("SHA-512"); 15826 updateDigest(digest, new File(pkg.baseCodePath)); 15827 if (!ArrayUtils.isEmpty(pkg.splitCodePaths)) { 15828 for (String path : pkg.splitCodePaths) { 15829 updateDigest(digest, new File(path)); 15830 } 15831 } 15832 digestBytes = digest.digest(); 15833 } catch (NoSuchAlgorithmException | IOException e) { 15834 res.setError(INSTALL_FAILED_INVALID_APK, 15835 "Could not compute hash: " + pkgName); 15836 return; 15837 } 15838 if (!Arrays.equals(oldPackage.restrictUpdateHash, digestBytes)) { 15839 res.setError(INSTALL_FAILED_INVALID_APK, 15840 "New package fails restrict-update check: " + pkgName); 15841 return; 15842 } 15843 // retain upgrade restriction 15844 pkg.restrictUpdateHash = oldPackage.restrictUpdateHash; 15845 } 15846 15847 // Check for shared user id changes 15848 String invalidPackageName = 15849 getParentOrChildPackageChangedSharedUser(oldPackage, pkg); 15850 if (invalidPackageName != null) { 15851 res.setError(INSTALL_FAILED_SHARED_USER_INCOMPATIBLE, 15852 "Package " + invalidPackageName + " tried to change user " 15853 + oldPackage.mSharedUserId); 15854 return; 15855 } 15856 15857 // In case of rollback, remember per-user/profile install state 15858 allUsers = sUserManager.getUserIds(); 15859 installedUsers = ps.queryInstalledUsers(allUsers, true); 15860 } 15861 15862 // Update what is removed 15863 res.removedInfo = new PackageRemovedInfo(); 15864 res.removedInfo.uid = oldPackage.applicationInfo.uid; 15865 res.removedInfo.removedPackage = oldPackage.packageName; 15866 res.removedInfo.isStaticSharedLib = pkg.staticSharedLibName != null; 15867 res.removedInfo.isUpdate = true; 15868 res.removedInfo.origUsers = installedUsers; 15869 final PackageSetting ps = mSettings.getPackageLPr(pkgName); 15870 res.removedInfo.installReasons = new SparseArray<>(installedUsers.length); 15871 for (int i = 0; i < installedUsers.length; i++) { 15872 final int userId = installedUsers[i]; 15873 res.removedInfo.installReasons.put(userId, ps.getInstallReason(userId)); 15874 } 15875 15876 final int childCount = (oldPackage.childPackages != null) 15877 ? oldPackage.childPackages.size() : 0; 15878 for (int i = 0; i < childCount; i++) { 15879 boolean childPackageUpdated = false; 15880 PackageParser.Package childPkg = oldPackage.childPackages.get(i); 15881 final PackageSetting childPs = mSettings.getPackageLPr(childPkg.packageName); 15882 if (res.addedChildPackages != null) { 15883 PackageInstalledInfo childRes = res.addedChildPackages.get(childPkg.packageName); 15884 if (childRes != null) { 15885 childRes.removedInfo.uid = childPkg.applicationInfo.uid; 15886 childRes.removedInfo.removedPackage = childPkg.packageName; 15887 childRes.removedInfo.isUpdate = true; 15888 childRes.removedInfo.installReasons = res.removedInfo.installReasons; 15889 childPackageUpdated = true; 15890 } 15891 } 15892 if (!childPackageUpdated) { 15893 PackageRemovedInfo childRemovedRes = new PackageRemovedInfo(); 15894 childRemovedRes.removedPackage = childPkg.packageName; 15895 childRemovedRes.isUpdate = false; 15896 childRemovedRes.dataRemoved = true; 15897 synchronized (mPackages) { 15898 if (childPs != null) { 15899 childRemovedRes.origUsers = childPs.queryInstalledUsers(allUsers, true); 15900 } 15901 } 15902 if (res.removedInfo.removedChildPackages == null) { 15903 res.removedInfo.removedChildPackages = new ArrayMap<>(); 15904 } 15905 res.removedInfo.removedChildPackages.put(childPkg.packageName, childRemovedRes); 15906 } 15907 } 15908 15909 boolean sysPkg = (isSystemApp(oldPackage)); 15910 if (sysPkg) { 15911 // Set the system/privileged flags as needed 15912 final boolean privileged = 15913 (oldPackage.applicationInfo.privateFlags 15914 & ApplicationInfo.PRIVATE_FLAG_PRIVILEGED) != 0; 15915 final int systemPolicyFlags = policyFlags 15916 | PackageParser.PARSE_IS_SYSTEM 15917 | (privileged ? PackageParser.PARSE_IS_PRIVILEGED : 0); 15918 15919 replaceSystemPackageLIF(oldPackage, pkg, systemPolicyFlags, scanFlags, 15920 user, allUsers, installerPackageName, res, installReason); 15921 } else { 15922 replaceNonSystemPackageLIF(oldPackage, pkg, policyFlags, scanFlags, 15923 user, allUsers, installerPackageName, res, installReason); 15924 } 15925 } 15926 15927 public List<String> getPreviousCodePaths(String packageName) { 15928 final PackageSetting ps = mSettings.mPackages.get(packageName); 15929 final List<String> result = new ArrayList<String>(); 15930 if (ps != null && ps.oldCodePaths != null) { 15931 result.addAll(ps.oldCodePaths); 15932 } 15933 return result; 15934 } 15935 15936 private void replaceNonSystemPackageLIF(PackageParser.Package deletedPackage, 15937 PackageParser.Package pkg, final int policyFlags, int scanFlags, UserHandle user, 15938 int[] allUsers, String installerPackageName, PackageInstalledInfo res, 15939 int installReason) { 15940 if (DEBUG_INSTALL) Slog.d(TAG, "replaceNonSystemPackageLI: new=" + pkg + ", old=" 15941 + deletedPackage); 15942 15943 String pkgName = deletedPackage.packageName; 15944 boolean deletedPkg = true; 15945 boolean addedPkg = false; 15946 boolean updatedSettings = false; 15947 final boolean killApp = (scanFlags & SCAN_DONT_KILL_APP) == 0; 15948 final int deleteFlags = PackageManager.DELETE_KEEP_DATA 15949 | (killApp ? 0 : PackageManager.DELETE_DONT_KILL_APP); 15950 15951 final long origUpdateTime = (pkg.mExtras != null) 15952 ? ((PackageSetting)pkg.mExtras).lastUpdateTime : 0; 15953 15954 // First delete the existing package while retaining the data directory 15955 if (!deletePackageLIF(pkgName, null, true, allUsers, deleteFlags, 15956 res.removedInfo, true, pkg)) { 15957 // If the existing package wasn't successfully deleted 15958 res.setError(INSTALL_FAILED_REPLACE_COULDNT_DELETE, "replaceNonSystemPackageLI"); 15959 deletedPkg = false; 15960 } else { 15961 // Successfully deleted the old package; proceed with replace. 15962 15963 // If deleted package lived in a container, give users a chance to 15964 // relinquish resources before killing. 15965 if (deletedPackage.isForwardLocked() || isExternal(deletedPackage)) { 15966 if (DEBUG_INSTALL) { 15967 Slog.i(TAG, "upgrading pkg " + deletedPackage + " is ASEC-hosted -> UNAVAILABLE"); 15968 } 15969 final int[] uidArray = new int[] { deletedPackage.applicationInfo.uid }; 15970 final ArrayList<String> pkgList = new ArrayList<String>(1); 15971 pkgList.add(deletedPackage.applicationInfo.packageName); 15972 sendResourcesChangedBroadcast(false, true, pkgList, uidArray, null); 15973 } 15974 15975 clearAppDataLIF(pkg, UserHandle.USER_ALL, StorageManager.FLAG_STORAGE_DE 15976 | StorageManager.FLAG_STORAGE_CE | Installer.FLAG_CLEAR_CODE_CACHE_ONLY); 15977 clearAppProfilesLIF(deletedPackage, UserHandle.USER_ALL); 15978 15979 try { 15980 final PackageParser.Package newPackage = scanPackageTracedLI(pkg, policyFlags, 15981 scanFlags | SCAN_UPDATE_TIME, System.currentTimeMillis(), user); 15982 updateSettingsLI(newPackage, installerPackageName, allUsers, res, user, 15983 installReason); 15984 15985 // Update the in-memory copy of the previous code paths. 15986 PackageSetting ps = mSettings.mPackages.get(pkgName); 15987 if (!killApp) { 15988 if (ps.oldCodePaths == null) { 15989 ps.oldCodePaths = new ArraySet<>(); 15990 } 15991 Collections.addAll(ps.oldCodePaths, deletedPackage.baseCodePath); 15992 if (deletedPackage.splitCodePaths != null) { 15993 Collections.addAll(ps.oldCodePaths, deletedPackage.splitCodePaths); 15994 } 15995 } else { 15996 ps.oldCodePaths = null; 15997 } 15998 if (ps.childPackageNames != null) { 15999 for (int i = ps.childPackageNames.size() - 1; i >= 0; --i) { 16000 final String childPkgName = ps.childPackageNames.get(i); 16001 final PackageSetting childPs = mSettings.mPackages.get(childPkgName); 16002 childPs.oldCodePaths = ps.oldCodePaths; 16003 } 16004 } 16005 prepareAppDataAfterInstallLIF(newPackage); 16006 addedPkg = true; 16007 } catch (PackageManagerException e) { 16008 res.setError("Package couldn't be installed in " + pkg.codePath, e); 16009 } 16010 } 16011 16012 if (res.returnCode != PackageManager.INSTALL_SUCCEEDED) { 16013 if (DEBUG_INSTALL) Slog.d(TAG, "Install failed, rolling pack: " + pkgName); 16014 16015 // Revert all internal state mutations and added folders for the failed install 16016 if (addedPkg) { 16017 deletePackageLIF(pkgName, null, true, allUsers, deleteFlags, 16018 res.removedInfo, true, null); 16019 } 16020 16021 // Restore the old package 16022 if (deletedPkg) { 16023 if (DEBUG_INSTALL) Slog.d(TAG, "Install failed, reinstalling: " + deletedPackage); 16024 File restoreFile = new File(deletedPackage.codePath); 16025 // Parse old package 16026 boolean oldExternal = isExternal(deletedPackage); 16027 int oldParseFlags = mDefParseFlags | PackageParser.PARSE_CHATTY | 16028 (deletedPackage.isForwardLocked() ? PackageParser.PARSE_FORWARD_LOCK : 0) | 16029 (oldExternal ? PackageParser.PARSE_EXTERNAL_STORAGE : 0); 16030 int oldScanFlags = SCAN_UPDATE_SIGNATURE | SCAN_UPDATE_TIME; 16031 try { 16032 scanPackageTracedLI(restoreFile, oldParseFlags, oldScanFlags, origUpdateTime, 16033 null); 16034 } catch (PackageManagerException e) { 16035 Slog.e(TAG, "Failed to restore package : " + pkgName + " after failed upgrade: " 16036 + e.getMessage()); 16037 return; 16038 } 16039 16040 synchronized (mPackages) { 16041 // Ensure the installer package name up to date 16042 setInstallerPackageNameLPw(deletedPackage, installerPackageName); 16043 16044 // Update permissions for restored package 16045 updatePermissionsLPw(deletedPackage, UPDATE_PERMISSIONS_ALL); 16046 16047 mSettings.writeLPr(); 16048 } 16049 16050 Slog.i(TAG, "Successfully restored package : " + pkgName + " after failed upgrade"); 16051 } 16052 } else { 16053 synchronized (mPackages) { 16054 PackageSetting ps = mSettings.getPackageLPr(pkg.packageName); 16055 if (ps != null) { 16056 res.removedInfo.removedForAllUsers = mPackages.get(ps.name) == null; 16057 if (res.removedInfo.removedChildPackages != null) { 16058 final int childCount = res.removedInfo.removedChildPackages.size(); 16059 // Iterate in reverse as we may modify the collection 16060 for (int i = childCount - 1; i >= 0; i--) { 16061 String childPackageName = res.removedInfo.removedChildPackages.keyAt(i); 16062 if (res.addedChildPackages.containsKey(childPackageName)) { 16063 res.removedInfo.removedChildPackages.removeAt(i); 16064 } else { 16065 PackageRemovedInfo childInfo = res.removedInfo 16066 .removedChildPackages.valueAt(i); 16067 childInfo.removedForAllUsers = mPackages.get( 16068 childInfo.removedPackage) == null; 16069 } 16070 } 16071 } 16072 } 16073 } 16074 } 16075 } 16076 16077 private void replaceSystemPackageLIF(PackageParser.Package deletedPackage, 16078 PackageParser.Package pkg, final int policyFlags, int scanFlags, UserHandle user, 16079 int[] allUsers, String installerPackageName, PackageInstalledInfo res, 16080 int installReason) { 16081 if (DEBUG_INSTALL) Slog.d(TAG, "replaceSystemPackageLI: new=" + pkg 16082 + ", old=" + deletedPackage); 16083 16084 final boolean disabledSystem; 16085 16086 // Remove existing system package 16087 removePackageLI(deletedPackage, true); 16088 16089 synchronized (mPackages) { 16090 disabledSystem = disableSystemPackageLPw(deletedPackage, pkg); 16091 } 16092 if (!disabledSystem) { 16093 // We didn't need to disable the .apk as a current system package, 16094 // which means we are replacing another update that is already 16095 // installed. We need to make sure to delete the older one's .apk. 16096 res.removedInfo.args = createInstallArgsForExisting(0, 16097 deletedPackage.applicationInfo.getCodePath(), 16098 deletedPackage.applicationInfo.getResourcePath(), 16099 getAppDexInstructionSets(deletedPackage.applicationInfo)); 16100 } else { 16101 res.removedInfo.args = null; 16102 } 16103 16104 // Successfully disabled the old package. Now proceed with re-installation 16105 clearAppDataLIF(pkg, UserHandle.USER_ALL, StorageManager.FLAG_STORAGE_DE 16106 | StorageManager.FLAG_STORAGE_CE | Installer.FLAG_CLEAR_CODE_CACHE_ONLY); 16107 clearAppProfilesLIF(deletedPackage, UserHandle.USER_ALL); 16108 16109 res.setReturnCode(PackageManager.INSTALL_SUCCEEDED); 16110 pkg.setApplicationInfoFlags(ApplicationInfo.FLAG_UPDATED_SYSTEM_APP, 16111 ApplicationInfo.FLAG_UPDATED_SYSTEM_APP); 16112 16113 PackageParser.Package newPackage = null; 16114 try { 16115 // Add the package to the internal data structures 16116 newPackage = scanPackageTracedLI(pkg, policyFlags, scanFlags, 0, user); 16117 16118 // Set the update and install times 16119 PackageSetting deletedPkgSetting = (PackageSetting) deletedPackage.mExtras; 16120 setInstallAndUpdateTime(newPackage, deletedPkgSetting.firstInstallTime, 16121 System.currentTimeMillis()); 16122 16123 // Update the package dynamic state if succeeded 16124 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED) { 16125 // Now that the install succeeded make sure we remove data 16126 // directories for any child package the update removed. 16127 final int deletedChildCount = (deletedPackage.childPackages != null) 16128 ? deletedPackage.childPackages.size() : 0; 16129 final int newChildCount = (newPackage.childPackages != null) 16130 ? newPackage.childPackages.size() : 0; 16131 for (int i = 0; i < deletedChildCount; i++) { 16132 PackageParser.Package deletedChildPkg = deletedPackage.childPackages.get(i); 16133 boolean childPackageDeleted = true; 16134 for (int j = 0; j < newChildCount; j++) { 16135 PackageParser.Package newChildPkg = newPackage.childPackages.get(j); 16136 if (deletedChildPkg.packageName.equals(newChildPkg.packageName)) { 16137 childPackageDeleted = false; 16138 break; 16139 } 16140 } 16141 if (childPackageDeleted) { 16142 PackageSetting ps = mSettings.getDisabledSystemPkgLPr( 16143 deletedChildPkg.packageName); 16144 if (ps != null && res.removedInfo.removedChildPackages != null) { 16145 PackageRemovedInfo removedChildRes = res.removedInfo 16146 .removedChildPackages.get(deletedChildPkg.packageName); 16147 removePackageDataLIF(ps, allUsers, removedChildRes, 0, false); 16148 removedChildRes.removedForAllUsers = mPackages.get(ps.name) == null; 16149 } 16150 } 16151 } 16152 16153 updateSettingsLI(newPackage, installerPackageName, allUsers, res, user, 16154 installReason); 16155 prepareAppDataAfterInstallLIF(newPackage); 16156 } 16157 } catch (PackageManagerException e) { 16158 res.setReturnCode(INSTALL_FAILED_INTERNAL_ERROR); 16159 res.setError("Package couldn't be installed in " + pkg.codePath, e); 16160 } 16161 16162 if (res.returnCode != PackageManager.INSTALL_SUCCEEDED) { 16163 // Re installation failed. Restore old information 16164 // Remove new pkg information 16165 if (newPackage != null) { 16166 removeInstalledPackageLI(newPackage, true); 16167 } 16168 // Add back the old system package 16169 try { 16170 scanPackageTracedLI(deletedPackage, policyFlags, SCAN_UPDATE_SIGNATURE, 0, user); 16171 } catch (PackageManagerException e) { 16172 Slog.e(TAG, "Failed to restore original package: " + e.getMessage()); 16173 } 16174 16175 synchronized (mPackages) { 16176 if (disabledSystem) { 16177 enableSystemPackageLPw(deletedPackage); 16178 } 16179 16180 // Ensure the installer package name up to date 16181 setInstallerPackageNameLPw(deletedPackage, installerPackageName); 16182 16183 // Update permissions for restored package 16184 updatePermissionsLPw(deletedPackage, UPDATE_PERMISSIONS_ALL); 16185 16186 mSettings.writeLPr(); 16187 } 16188 16189 Slog.i(TAG, "Successfully restored package : " + deletedPackage.packageName 16190 + " after failed upgrade"); 16191 } 16192 } 16193 16194 /** 16195 * Checks whether the parent or any of the child packages have a change shared 16196 * user. For a package to be a valid update the shred users of the parent and 16197 * the children should match. We may later support changing child shared users. 16198 * @param oldPkg The updated package. 16199 * @param newPkg The update package. 16200 * @return The shared user that change between the versions. 16201 */ 16202 private String getParentOrChildPackageChangedSharedUser(PackageParser.Package oldPkg, 16203 PackageParser.Package newPkg) { 16204 // Check parent shared user 16205 if (!Objects.equals(oldPkg.mSharedUserId, newPkg.mSharedUserId)) { 16206 return newPkg.packageName; 16207 } 16208 // Check child shared users 16209 final int oldChildCount = (oldPkg.childPackages != null) ? oldPkg.childPackages.size() : 0; 16210 final int newChildCount = (newPkg.childPackages != null) ? newPkg.childPackages.size() : 0; 16211 for (int i = 0; i < newChildCount; i++) { 16212 PackageParser.Package newChildPkg = newPkg.childPackages.get(i); 16213 // If this child was present, did it have the same shared user? 16214 for (int j = 0; j < oldChildCount; j++) { 16215 PackageParser.Package oldChildPkg = oldPkg.childPackages.get(j); 16216 if (newChildPkg.packageName.equals(oldChildPkg.packageName) 16217 && !Objects.equals(newChildPkg.mSharedUserId, oldChildPkg.mSharedUserId)) { 16218 return newChildPkg.packageName; 16219 } 16220 } 16221 } 16222 return null; 16223 } 16224 16225 private void removeNativeBinariesLI(PackageSetting ps) { 16226 // Remove the lib path for the parent package 16227 if (ps != null) { 16228 NativeLibraryHelper.removeNativeBinariesLI(ps.legacyNativeLibraryPathString); 16229 // Remove the lib path for the child packages 16230 final int childCount = (ps.childPackageNames != null) ? ps.childPackageNames.size() : 0; 16231 for (int i = 0; i < childCount; i++) { 16232 PackageSetting childPs = null; 16233 synchronized (mPackages) { 16234 childPs = mSettings.getPackageLPr(ps.childPackageNames.get(i)); 16235 } 16236 if (childPs != null) { 16237 NativeLibraryHelper.removeNativeBinariesLI(childPs 16238 .legacyNativeLibraryPathString); 16239 } 16240 } 16241 } 16242 } 16243 16244 private void enableSystemPackageLPw(PackageParser.Package pkg) { 16245 // Enable the parent package 16246 mSettings.enableSystemPackageLPw(pkg.packageName); 16247 // Enable the child packages 16248 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 16249 for (int i = 0; i < childCount; i++) { 16250 PackageParser.Package childPkg = pkg.childPackages.get(i); 16251 mSettings.enableSystemPackageLPw(childPkg.packageName); 16252 } 16253 } 16254 16255 private boolean disableSystemPackageLPw(PackageParser.Package oldPkg, 16256 PackageParser.Package newPkg) { 16257 // Disable the parent package (parent always replaced) 16258 boolean disabled = mSettings.disableSystemPackageLPw(oldPkg.packageName, true); 16259 // Disable the child packages 16260 final int childCount = (oldPkg.childPackages != null) ? oldPkg.childPackages.size() : 0; 16261 for (int i = 0; i < childCount; i++) { 16262 PackageParser.Package childPkg = oldPkg.childPackages.get(i); 16263 final boolean replace = newPkg.hasChildPackage(childPkg.packageName); 16264 disabled |= mSettings.disableSystemPackageLPw(childPkg.packageName, replace); 16265 } 16266 return disabled; 16267 } 16268 16269 private void setInstallerPackageNameLPw(PackageParser.Package pkg, 16270 String installerPackageName) { 16271 // Enable the parent package 16272 mSettings.setInstallerPackageName(pkg.packageName, installerPackageName); 16273 // Enable the child packages 16274 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 16275 for (int i = 0; i < childCount; i++) { 16276 PackageParser.Package childPkg = pkg.childPackages.get(i); 16277 mSettings.setInstallerPackageName(childPkg.packageName, installerPackageName); 16278 } 16279 } 16280 16281 private int[] revokeUnusedSharedUserPermissionsLPw(SharedUserSetting su, int[] allUserIds) { 16282 // Collect all used permissions in the UID 16283 ArraySet<String> usedPermissions = new ArraySet<>(); 16284 final int packageCount = su.packages.size(); 16285 for (int i = 0; i < packageCount; i++) { 16286 PackageSetting ps = su.packages.valueAt(i); 16287 if (ps.pkg == null) { 16288 continue; 16289 } 16290 final int requestedPermCount = ps.pkg.requestedPermissions.size(); 16291 for (int j = 0; j < requestedPermCount; j++) { 16292 String permission = ps.pkg.requestedPermissions.get(j); 16293 BasePermission bp = mSettings.mPermissions.get(permission); 16294 if (bp != null) { 16295 usedPermissions.add(permission); 16296 } 16297 } 16298 } 16299 16300 PermissionsState permissionsState = su.getPermissionsState(); 16301 // Prune install permissions 16302 List<PermissionState> installPermStates = permissionsState.getInstallPermissionStates(); 16303 final int installPermCount = installPermStates.size(); 16304 for (int i = installPermCount - 1; i >= 0; i--) { 16305 PermissionState permissionState = installPermStates.get(i); 16306 if (!usedPermissions.contains(permissionState.getName())) { 16307 BasePermission bp = mSettings.mPermissions.get(permissionState.getName()); 16308 if (bp != null) { 16309 permissionsState.revokeInstallPermission(bp); 16310 permissionsState.updatePermissionFlags(bp, UserHandle.USER_ALL, 16311 PackageManager.MASK_PERMISSION_FLAGS, 0); 16312 } 16313 } 16314 } 16315 16316 int[] runtimePermissionChangedUserIds = EmptyArray.INT; 16317 16318 // Prune runtime permissions 16319 for (int userId : allUserIds) { 16320 List<PermissionState> runtimePermStates = permissionsState 16321 .getRuntimePermissionStates(userId); 16322 final int runtimePermCount = runtimePermStates.size(); 16323 for (int i = runtimePermCount - 1; i >= 0; i--) { 16324 PermissionState permissionState = runtimePermStates.get(i); 16325 if (!usedPermissions.contains(permissionState.getName())) { 16326 BasePermission bp = mSettings.mPermissions.get(permissionState.getName()); 16327 if (bp != null) { 16328 permissionsState.revokeRuntimePermission(bp, userId); 16329 permissionsState.updatePermissionFlags(bp, userId, 16330 PackageManager.MASK_PERMISSION_FLAGS, 0); 16331 runtimePermissionChangedUserIds = ArrayUtils.appendInt( 16332 runtimePermissionChangedUserIds, userId); 16333 } 16334 } 16335 } 16336 } 16337 16338 return runtimePermissionChangedUserIds; 16339 } 16340 16341 private void updateSettingsLI(PackageParser.Package newPackage, String installerPackageName, 16342 int[] allUsers, PackageInstalledInfo res, UserHandle user, int installReason) { 16343 // Update the parent package setting 16344 updateSettingsInternalLI(newPackage, installerPackageName, allUsers, res.origUsers, 16345 res, user, installReason); 16346 // Update the child packages setting 16347 final int childCount = (newPackage.childPackages != null) 16348 ? newPackage.childPackages.size() : 0; 16349 for (int i = 0; i < childCount; i++) { 16350 PackageParser.Package childPackage = newPackage.childPackages.get(i); 16351 PackageInstalledInfo childRes = res.addedChildPackages.get(childPackage.packageName); 16352 updateSettingsInternalLI(childPackage, installerPackageName, allUsers, 16353 childRes.origUsers, childRes, user, installReason); 16354 } 16355 } 16356 16357 private void updateSettingsInternalLI(PackageParser.Package newPackage, 16358 String installerPackageName, int[] allUsers, int[] installedForUsers, 16359 PackageInstalledInfo res, UserHandle user, int installReason) { 16360 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "updateSettings"); 16361 16362 String pkgName = newPackage.packageName; 16363 synchronized (mPackages) { 16364 //write settings. the installStatus will be incomplete at this stage. 16365 //note that the new package setting would have already been 16366 //added to mPackages. It hasn't been persisted yet. 16367 mSettings.setInstallStatus(pkgName, PackageSettingBase.PKG_INSTALL_INCOMPLETE); 16368 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "writeSettings"); 16369 mSettings.writeLPr(); 16370 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 16371 } 16372 16373 if (DEBUG_INSTALL) Slog.d(TAG, "New package installed in " + newPackage.codePath); 16374 synchronized (mPackages) { 16375 updatePermissionsLPw(newPackage.packageName, newPackage, 16376 UPDATE_PERMISSIONS_REPLACE_PKG | (newPackage.permissions.size() > 0 16377 ? UPDATE_PERMISSIONS_ALL : 0)); 16378 // For system-bundled packages, we assume that installing an upgraded version 16379 // of the package implies that the user actually wants to run that new code, 16380 // so we enable the package. 16381 PackageSetting ps = mSettings.mPackages.get(pkgName); 16382 final int userId = user.getIdentifier(); 16383 if (ps != null) { 16384 if (isSystemApp(newPackage)) { 16385 if (DEBUG_INSTALL) { 16386 Slog.d(TAG, "Implicitly enabling system package on upgrade: " + pkgName); 16387 } 16388 // Enable system package for requested users 16389 if (res.origUsers != null) { 16390 for (int origUserId : res.origUsers) { 16391 if (userId == UserHandle.USER_ALL || userId == origUserId) { 16392 ps.setEnabled(COMPONENT_ENABLED_STATE_DEFAULT, 16393 origUserId, installerPackageName); 16394 } 16395 } 16396 } 16397 // Also convey the prior install/uninstall state 16398 if (allUsers != null && installedForUsers != null) { 16399 for (int currentUserId : allUsers) { 16400 final boolean installed = ArrayUtils.contains( 16401 installedForUsers, currentUserId); 16402 if (DEBUG_INSTALL) { 16403 Slog.d(TAG, " user " + currentUserId + " => " + installed); 16404 } 16405 ps.setInstalled(installed, currentUserId); 16406 } 16407 // these install state changes will be persisted in the 16408 // upcoming call to mSettings.writeLPr(). 16409 } 16410 } 16411 // It's implied that when a user requests installation, they want the app to be 16412 // installed and enabled. 16413 if (userId != UserHandle.USER_ALL) { 16414 ps.setInstalled(true, userId); 16415 ps.setEnabled(COMPONENT_ENABLED_STATE_DEFAULT, userId, installerPackageName); 16416 } 16417 16418 // When replacing an existing package, preserve the original install reason for all 16419 // users that had the package installed before. 16420 final Set<Integer> previousUserIds = new ArraySet<>(); 16421 if (res.removedInfo != null && res.removedInfo.installReasons != null) { 16422 final int installReasonCount = res.removedInfo.installReasons.size(); 16423 for (int i = 0; i < installReasonCount; i++) { 16424 final int previousUserId = res.removedInfo.installReasons.keyAt(i); 16425 final int previousInstallReason = res.removedInfo.installReasons.valueAt(i); 16426 ps.setInstallReason(previousInstallReason, previousUserId); 16427 previousUserIds.add(previousUserId); 16428 } 16429 } 16430 16431 // Set install reason for users that are having the package newly installed. 16432 if (userId == UserHandle.USER_ALL) { 16433 for (int currentUserId : sUserManager.getUserIds()) { 16434 if (!previousUserIds.contains(currentUserId)) { 16435 ps.setInstallReason(installReason, currentUserId); 16436 } 16437 } 16438 } else if (!previousUserIds.contains(userId)) { 16439 ps.setInstallReason(installReason, userId); 16440 } 16441 } 16442 res.name = pkgName; 16443 res.uid = newPackage.applicationInfo.uid; 16444 res.pkg = newPackage; 16445 mSettings.setInstallStatus(pkgName, PackageSettingBase.PKG_INSTALL_COMPLETE); 16446 mSettings.setInstallerPackageName(pkgName, installerPackageName); 16447 res.setReturnCode(PackageManager.INSTALL_SUCCEEDED); 16448 //to update install status 16449 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "writeSettings"); 16450 mSettings.writeLPr(); 16451 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 16452 } 16453 16454 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 16455 } 16456 16457 private void installPackageTracedLI(InstallArgs args, PackageInstalledInfo res) { 16458 try { 16459 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "installPackage"); 16460 installPackageLI(args, res); 16461 } finally { 16462 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 16463 } 16464 } 16465 16466 private void installPackageLI(InstallArgs args, PackageInstalledInfo res) { 16467 final int installFlags = args.installFlags; 16468 final String installerPackageName = args.installerPackageName; 16469 final String volumeUuid = args.volumeUuid; 16470 final File tmpPackageFile = new File(args.getCodePath()); 16471 final boolean forwardLocked = ((installFlags & PackageManager.INSTALL_FORWARD_LOCK) != 0); 16472 final boolean onExternal = (((installFlags & PackageManager.INSTALL_EXTERNAL) != 0) 16473 || (args.volumeUuid != null)); 16474 final boolean ephemeral = ((installFlags & PackageManager.INSTALL_EPHEMERAL) != 0); 16475 final boolean forceSdk = ((installFlags & PackageManager.INSTALL_FORCE_SDK) != 0); 16476 boolean replace = false; 16477 int scanFlags = SCAN_NEW_INSTALL | SCAN_UPDATE_SIGNATURE; 16478 if (args.move != null) { 16479 // moving a complete application; perform an initial scan on the new install location 16480 scanFlags |= SCAN_INITIAL; 16481 } 16482 if ((installFlags & PackageManager.INSTALL_DONT_KILL_APP) != 0) { 16483 scanFlags |= SCAN_DONT_KILL_APP; 16484 } 16485 16486 // Result object to be returned 16487 res.setReturnCode(PackageManager.INSTALL_SUCCEEDED); 16488 16489 if (DEBUG_INSTALL) Slog.d(TAG, "installPackageLI: path=" + tmpPackageFile); 16490 16491 // Sanity check 16492 if (ephemeral && (forwardLocked || onExternal)) { 16493 Slog.i(TAG, "Incompatible ephemeral install; fwdLocked=" + forwardLocked 16494 + " external=" + onExternal); 16495 res.setReturnCode(PackageManager.INSTALL_FAILED_EPHEMERAL_INVALID); 16496 return; 16497 } 16498 16499 // Retrieve PackageSettings and parse package 16500 final int parseFlags = mDefParseFlags | PackageParser.PARSE_CHATTY 16501 | PackageParser.PARSE_ENFORCE_CODE 16502 | (forwardLocked ? PackageParser.PARSE_FORWARD_LOCK : 0) 16503 | (onExternal ? PackageParser.PARSE_EXTERNAL_STORAGE : 0) 16504 | (ephemeral ? PackageParser.PARSE_IS_EPHEMERAL : 0) 16505 | (forceSdk ? PackageParser.PARSE_FORCE_SDK : 0); 16506 PackageParser pp = new PackageParser(); 16507 pp.setSeparateProcesses(mSeparateProcesses); 16508 pp.setDisplayMetrics(mMetrics); 16509 16510 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "parsePackage"); 16511 final PackageParser.Package pkg; 16512 try { 16513 pkg = pp.parsePackage(tmpPackageFile, parseFlags); 16514 } catch (PackageParserException e) { 16515 res.setError("Failed parse during installPackageLI", e); 16516 return; 16517 } finally { 16518 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 16519 } 16520 16521// // Ephemeral apps must have target SDK >= O. 16522// // TODO: Update conditional and error message when O gets locked down 16523// if (ephemeral && pkg.applicationInfo.targetSdkVersion <= Build.VERSION_CODES.N_MR1) { 16524// res.setError(PackageManager.INSTALL_FAILED_EPHEMERAL_INVALID, 16525// "Ephemeral apps must have target SDK version of at least O"); 16526// return; 16527// } 16528 16529 if (pkg.applicationInfo.isStaticSharedLibrary()) { 16530 // Static shared libraries have synthetic package names 16531 renameStaticSharedLibraryPackage(pkg); 16532 16533 // No static shared libs on external storage 16534 if (onExternal) { 16535 Slog.i(TAG, "Static shared libs can only be installed on internal storage."); 16536 res.setError(INSTALL_FAILED_INVALID_INSTALL_LOCATION, 16537 "Packages declaring static-shared libs cannot be updated"); 16538 return; 16539 } 16540 } 16541 16542 // If we are installing a clustered package add results for the children 16543 if (pkg.childPackages != null) { 16544 synchronized (mPackages) { 16545 final int childCount = pkg.childPackages.size(); 16546 for (int i = 0; i < childCount; i++) { 16547 PackageParser.Package childPkg = pkg.childPackages.get(i); 16548 PackageInstalledInfo childRes = new PackageInstalledInfo(); 16549 childRes.setReturnCode(PackageManager.INSTALL_SUCCEEDED); 16550 childRes.pkg = childPkg; 16551 childRes.name = childPkg.packageName; 16552 PackageSetting childPs = mSettings.getPackageLPr(childPkg.packageName); 16553 if (childPs != null) { 16554 childRes.origUsers = childPs.queryInstalledUsers( 16555 sUserManager.getUserIds(), true); 16556 } 16557 if ((mPackages.containsKey(childPkg.packageName))) { 16558 childRes.removedInfo = new PackageRemovedInfo(); 16559 childRes.removedInfo.removedPackage = childPkg.packageName; 16560 } 16561 if (res.addedChildPackages == null) { 16562 res.addedChildPackages = new ArrayMap<>(); 16563 } 16564 res.addedChildPackages.put(childPkg.packageName, childRes); 16565 } 16566 } 16567 } 16568 16569 // If package doesn't declare API override, mark that we have an install 16570 // time CPU ABI override. 16571 if (TextUtils.isEmpty(pkg.cpuAbiOverride)) { 16572 pkg.cpuAbiOverride = args.abiOverride; 16573 } 16574 16575 String pkgName = res.name = pkg.packageName; 16576 if ((pkg.applicationInfo.flags&ApplicationInfo.FLAG_TEST_ONLY) != 0) { 16577 if ((installFlags & PackageManager.INSTALL_ALLOW_TEST) == 0) { 16578 res.setError(INSTALL_FAILED_TEST_ONLY, "installPackageLI"); 16579 return; 16580 } 16581 } 16582 16583 try { 16584 // either use what we've been given or parse directly from the APK 16585 if (args.certificates != null) { 16586 try { 16587 PackageParser.populateCertificates(pkg, args.certificates); 16588 } catch (PackageParserException e) { 16589 // there was something wrong with the certificates we were given; 16590 // try to pull them from the APK 16591 PackageParser.collectCertificates(pkg, parseFlags); 16592 } 16593 } else { 16594 PackageParser.collectCertificates(pkg, parseFlags); 16595 } 16596 } catch (PackageParserException e) { 16597 res.setError("Failed collect during installPackageLI", e); 16598 return; 16599 } 16600 16601 // Get rid of all references to package scan path via parser. 16602 pp = null; 16603 String oldCodePath = null; 16604 boolean systemApp = false; 16605 synchronized (mPackages) { 16606 // Check if installing already existing package 16607 if ((installFlags & PackageManager.INSTALL_REPLACE_EXISTING) != 0) { 16608 String oldName = mSettings.getRenamedPackageLPr(pkgName); 16609 if (pkg.mOriginalPackages != null 16610 && pkg.mOriginalPackages.contains(oldName) 16611 && mPackages.containsKey(oldName)) { 16612 // This package is derived from an original package, 16613 // and this device has been updating from that original 16614 // name. We must continue using the original name, so 16615 // rename the new package here. 16616 pkg.setPackageName(oldName); 16617 pkgName = pkg.packageName; 16618 replace = true; 16619 if (DEBUG_INSTALL) Slog.d(TAG, "Replacing existing renamed package: oldName=" 16620 + oldName + " pkgName=" + pkgName); 16621 } else if (mPackages.containsKey(pkgName)) { 16622 // This package, under its official name, already exists 16623 // on the device; we should replace it. 16624 replace = true; 16625 if (DEBUG_INSTALL) Slog.d(TAG, "Replace existing pacakge: " + pkgName); 16626 } 16627 16628 // Child packages are installed through the parent package 16629 if (pkg.parentPackage != null) { 16630 res.setError(PackageManager.INSTALL_PARSE_FAILED_BAD_PACKAGE_NAME, 16631 "Package " + pkg.packageName + " is child of package " 16632 + pkg.parentPackage.parentPackage + ". Child packages " 16633 + "can be updated only through the parent package."); 16634 return; 16635 } 16636 16637 if (replace) { 16638 // Prevent apps opting out from runtime permissions 16639 PackageParser.Package oldPackage = mPackages.get(pkgName); 16640 final int oldTargetSdk = oldPackage.applicationInfo.targetSdkVersion; 16641 final int newTargetSdk = pkg.applicationInfo.targetSdkVersion; 16642 if (oldTargetSdk > Build.VERSION_CODES.LOLLIPOP_MR1 16643 && newTargetSdk <= Build.VERSION_CODES.LOLLIPOP_MR1) { 16644 res.setError(PackageManager.INSTALL_FAILED_PERMISSION_MODEL_DOWNGRADE, 16645 "Package " + pkg.packageName + " new target SDK " + newTargetSdk 16646 + " doesn't support runtime permissions but the old" 16647 + " target SDK " + oldTargetSdk + " does."); 16648 return; 16649 } 16650 16651 // Prevent installing of child packages 16652 if (oldPackage.parentPackage != null) { 16653 res.setError(PackageManager.INSTALL_PARSE_FAILED_BAD_PACKAGE_NAME, 16654 "Package " + pkg.packageName + " is child of package " 16655 + oldPackage.parentPackage + ". Child packages " 16656 + "can be updated only through the parent package."); 16657 return; 16658 } 16659 } 16660 } 16661 16662 PackageSetting ps = mSettings.mPackages.get(pkgName); 16663 if (ps != null) { 16664 if (DEBUG_INSTALL) Slog.d(TAG, "Existing package: " + ps); 16665 16666 // Static shared libs have same package with different versions where 16667 // we internally use a synthetic package name to allow multiple versions 16668 // of the same package, therefore we need to compare signatures against 16669 // the package setting for the latest library version. 16670 PackageSetting signatureCheckPs = ps; 16671 if (pkg.applicationInfo.isStaticSharedLibrary()) { 16672 SharedLibraryEntry libraryEntry = getLatestSharedLibraVersionLPr(pkg); 16673 if (libraryEntry != null) { 16674 signatureCheckPs = mSettings.getPackageLPr(libraryEntry.apk); 16675 } 16676 } 16677 16678 // Quick sanity check that we're signed correctly if updating; 16679 // we'll check this again later when scanning, but we want to 16680 // bail early here before tripping over redefined permissions. 16681 if (shouldCheckUpgradeKeySetLP(signatureCheckPs, scanFlags)) { 16682 if (!checkUpgradeKeySetLP(signatureCheckPs, pkg)) { 16683 res.setError(INSTALL_FAILED_UPDATE_INCOMPATIBLE, "Package " 16684 + pkg.packageName + " upgrade keys do not match the " 16685 + "previously installed version"); 16686 return; 16687 } 16688 } else { 16689 try { 16690 verifySignaturesLP(signatureCheckPs, pkg); 16691 } catch (PackageManagerException e) { 16692 res.setError(e.error, e.getMessage()); 16693 return; 16694 } 16695 } 16696 16697 oldCodePath = mSettings.mPackages.get(pkgName).codePathString; 16698 if (ps.pkg != null && ps.pkg.applicationInfo != null) { 16699 systemApp = (ps.pkg.applicationInfo.flags & 16700 ApplicationInfo.FLAG_SYSTEM) != 0; 16701 } 16702 res.origUsers = ps.queryInstalledUsers(sUserManager.getUserIds(), true); 16703 } 16704 16705 // Check whether the newly-scanned package wants to define an already-defined perm 16706 int N = pkg.permissions.size(); 16707 for (int i = N-1; i >= 0; i--) { 16708 PackageParser.Permission perm = pkg.permissions.get(i); 16709 BasePermission bp = mSettings.mPermissions.get(perm.info.name); 16710 if (bp != null) { 16711 // If the defining package is signed with our cert, it's okay. This 16712 // also includes the "updating the same package" case, of course. 16713 // "updating same package" could also involve key-rotation. 16714 final boolean sigsOk; 16715 if (bp.sourcePackage.equals(pkg.packageName) 16716 && (bp.packageSetting instanceof PackageSetting) 16717 && (shouldCheckUpgradeKeySetLP((PackageSetting) bp.packageSetting, 16718 scanFlags))) { 16719 sigsOk = checkUpgradeKeySetLP((PackageSetting) bp.packageSetting, pkg); 16720 } else { 16721 sigsOk = compareSignatures(bp.packageSetting.signatures.mSignatures, 16722 pkg.mSignatures) == PackageManager.SIGNATURE_MATCH; 16723 } 16724 if (!sigsOk) { 16725 // If the owning package is the system itself, we log but allow 16726 // install to proceed; we fail the install on all other permission 16727 // redefinitions. 16728 if (!bp.sourcePackage.equals("android")) { 16729 res.setError(INSTALL_FAILED_DUPLICATE_PERMISSION, "Package " 16730 + pkg.packageName + " attempting to redeclare permission " 16731 + perm.info.name + " already owned by " + bp.sourcePackage); 16732 res.origPermission = perm.info.name; 16733 res.origPackage = bp.sourcePackage; 16734 return; 16735 } else { 16736 Slog.w(TAG, "Package " + pkg.packageName 16737 + " attempting to redeclare system permission " 16738 + perm.info.name + "; ignoring new declaration"); 16739 pkg.permissions.remove(i); 16740 } 16741 } else if (!PLATFORM_PACKAGE_NAME.equals(pkg.packageName)) { 16742 // Prevent apps to change protection level to dangerous from any other 16743 // type as this would allow a privilege escalation where an app adds a 16744 // normal/signature permission in other app's group and later redefines 16745 // it as dangerous leading to the group auto-grant. 16746 if ((perm.info.protectionLevel & PermissionInfo.PROTECTION_MASK_BASE) 16747 == PermissionInfo.PROTECTION_DANGEROUS) { 16748 if (bp != null && !bp.isRuntime()) { 16749 Slog.w(TAG, "Package " + pkg.packageName + " trying to change a " 16750 + "non-runtime permission " + perm.info.name 16751 + " to runtime; keeping old protection level"); 16752 perm.info.protectionLevel = bp.protectionLevel; 16753 } 16754 } 16755 } 16756 } 16757 } 16758 } 16759 16760 if (systemApp) { 16761 if (onExternal) { 16762 // Abort update; system app can't be replaced with app on sdcard 16763 res.setError(INSTALL_FAILED_INVALID_INSTALL_LOCATION, 16764 "Cannot install updates to system apps on sdcard"); 16765 return; 16766 } else if (ephemeral) { 16767 // Abort update; system app can't be replaced with an ephemeral app 16768 res.setError(INSTALL_FAILED_EPHEMERAL_INVALID, 16769 "Cannot update a system app with an ephemeral app"); 16770 return; 16771 } 16772 } 16773 16774 if (args.move != null) { 16775 // We did an in-place move, so dex is ready to roll 16776 scanFlags |= SCAN_NO_DEX; 16777 scanFlags |= SCAN_MOVE; 16778 16779 synchronized (mPackages) { 16780 final PackageSetting ps = mSettings.mPackages.get(pkgName); 16781 if (ps == null) { 16782 res.setError(INSTALL_FAILED_INTERNAL_ERROR, 16783 "Missing settings for moved package " + pkgName); 16784 } 16785 16786 // We moved the entire application as-is, so bring over the 16787 // previously derived ABI information. 16788 pkg.applicationInfo.primaryCpuAbi = ps.primaryCpuAbiString; 16789 pkg.applicationInfo.secondaryCpuAbi = ps.secondaryCpuAbiString; 16790 } 16791 16792 } else if (!forwardLocked && !pkg.applicationInfo.isExternalAsec()) { 16793 // Enable SCAN_NO_DEX flag to skip dexopt at a later stage 16794 scanFlags |= SCAN_NO_DEX; 16795 16796 try { 16797 String abiOverride = (TextUtils.isEmpty(pkg.cpuAbiOverride) ? 16798 args.abiOverride : pkg.cpuAbiOverride); 16799 derivePackageAbi(pkg, new File(pkg.codePath), abiOverride, 16800 true /*extractLibs*/, mAppLib32InstallDir); 16801 } catch (PackageManagerException pme) { 16802 Slog.e(TAG, "Error deriving application ABI", pme); 16803 res.setError(INSTALL_FAILED_INTERNAL_ERROR, "Error deriving application ABI"); 16804 return; 16805 } 16806 16807 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "dexopt"); 16808 // Do not run PackageDexOptimizer through the local performDexOpt 16809 // method because `pkg` may not be in `mPackages` yet. 16810 // 16811 // Also, don't fail application installs if the dexopt step fails. 16812 mPackageDexOptimizer.performDexOpt(pkg, pkg.usesLibraryFiles, 16813 null /* instructionSets */, false /* checkProfiles */, 16814 getCompilerFilterForReason(REASON_INSTALL), 16815 getOrCreateCompilerPackageStats(pkg)); 16816 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 16817 16818 // Notify BackgroundDexOptJobService that the package has been changed. 16819 // If this is an update of a package which used to fail to compile, 16820 // BDOS will remove it from its blacklist. 16821 // TODO: Layering violation 16822 BackgroundDexOptJobService.notifyPackageChanged(pkg.packageName); 16823 } 16824 16825 if (!args.doRename(res.returnCode, pkg, oldCodePath)) { 16826 res.setError(INSTALL_FAILED_INSUFFICIENT_STORAGE, "Failed rename"); 16827 return; 16828 } 16829 16830 startIntentFilterVerifications(args.user.getIdentifier(), replace, pkg); 16831 16832 try (PackageFreezer freezer = freezePackageForInstall(pkgName, installFlags, 16833 "installPackageLI")) { 16834 if (replace) { 16835 if (pkg.applicationInfo.isStaticSharedLibrary()) { 16836 // Static libs have a synthetic package name containing the version 16837 // and cannot be updated as an update would get a new package name, 16838 // unless this is the exact same version code which is useful for 16839 // development. 16840 PackageParser.Package existingPkg = mPackages.get(pkg.packageName); 16841 if (existingPkg != null && existingPkg.mVersionCode != pkg.mVersionCode) { 16842 res.setError(INSTALL_FAILED_DUPLICATE_PACKAGE, "Packages declaring " 16843 + "static-shared libs cannot be updated"); 16844 return; 16845 } 16846 } 16847 replacePackageLIF(pkg, parseFlags, scanFlags | SCAN_REPLACING, args.user, 16848 installerPackageName, res, args.installReason); 16849 } else { 16850 installNewPackageLIF(pkg, parseFlags, scanFlags | SCAN_DELETE_DATA_ON_FAILURES, 16851 args.user, installerPackageName, volumeUuid, res, args.installReason); 16852 } 16853 } 16854 synchronized (mPackages) { 16855 final PackageSetting ps = mSettings.mPackages.get(pkgName); 16856 if (ps != null) { 16857 res.newUsers = ps.queryInstalledUsers(sUserManager.getUserIds(), true); 16858 } 16859 16860 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 16861 for (int i = 0; i < childCount; i++) { 16862 PackageParser.Package childPkg = pkg.childPackages.get(i); 16863 PackageInstalledInfo childRes = res.addedChildPackages.get(childPkg.packageName); 16864 PackageSetting childPs = mSettings.getPackageLPr(childPkg.packageName); 16865 if (childPs != null) { 16866 childRes.newUsers = childPs.queryInstalledUsers( 16867 sUserManager.getUserIds(), true); 16868 } 16869 } 16870 } 16871 } 16872 16873 private void startIntentFilterVerifications(int userId, boolean replacing, 16874 PackageParser.Package pkg) { 16875 if (mIntentFilterVerifierComponent == null) { 16876 Slog.w(TAG, "No IntentFilter verification will not be done as " 16877 + "there is no IntentFilterVerifier available!"); 16878 return; 16879 } 16880 16881 final int verifierUid = getPackageUid( 16882 mIntentFilterVerifierComponent.getPackageName(), 16883 MATCH_DEBUG_TRIAGED_MISSING, 16884 (userId == UserHandle.USER_ALL) ? UserHandle.USER_SYSTEM : userId); 16885 16886 Message msg = mHandler.obtainMessage(START_INTENT_FILTER_VERIFICATIONS); 16887 msg.obj = new IFVerificationParams(pkg, replacing, userId, verifierUid); 16888 mHandler.sendMessage(msg); 16889 16890 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 16891 for (int i = 0; i < childCount; i++) { 16892 PackageParser.Package childPkg = pkg.childPackages.get(i); 16893 msg = mHandler.obtainMessage(START_INTENT_FILTER_VERIFICATIONS); 16894 msg.obj = new IFVerificationParams(childPkg, replacing, userId, verifierUid); 16895 mHandler.sendMessage(msg); 16896 } 16897 } 16898 16899 private void verifyIntentFiltersIfNeeded(int userId, int verifierUid, boolean replacing, 16900 PackageParser.Package pkg) { 16901 int size = pkg.activities.size(); 16902 if (size == 0) { 16903 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 16904 "No activity, so no need to verify any IntentFilter!"); 16905 return; 16906 } 16907 16908 final boolean hasDomainURLs = hasDomainURLs(pkg); 16909 if (!hasDomainURLs) { 16910 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 16911 "No domain URLs, so no need to verify any IntentFilter!"); 16912 return; 16913 } 16914 16915 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, "Checking for userId:" + userId 16916 + " if any IntentFilter from the " + size 16917 + " Activities needs verification ..."); 16918 16919 int count = 0; 16920 final String packageName = pkg.packageName; 16921 16922 synchronized (mPackages) { 16923 // If this is a new install and we see that we've already run verification for this 16924 // package, we have nothing to do: it means the state was restored from backup. 16925 if (!replacing) { 16926 IntentFilterVerificationInfo ivi = 16927 mSettings.getIntentFilterVerificationLPr(packageName); 16928 if (ivi != null) { 16929 if (DEBUG_DOMAIN_VERIFICATION) { 16930 Slog.i(TAG, "Package " + packageName+ " already verified: status=" 16931 + ivi.getStatusString()); 16932 } 16933 return; 16934 } 16935 } 16936 16937 // If any filters need to be verified, then all need to be. 16938 boolean needToVerify = false; 16939 for (PackageParser.Activity a : pkg.activities) { 16940 for (ActivityIntentInfo filter : a.intents) { 16941 if (filter.needsVerification() && needsNetworkVerificationLPr(filter)) { 16942 if (DEBUG_DOMAIN_VERIFICATION) { 16943 Slog.d(TAG, "Intent filter needs verification, so processing all filters"); 16944 } 16945 needToVerify = true; 16946 break; 16947 } 16948 } 16949 } 16950 16951 if (needToVerify) { 16952 final int verificationId = mIntentFilterVerificationToken++; 16953 for (PackageParser.Activity a : pkg.activities) { 16954 for (ActivityIntentInfo filter : a.intents) { 16955 if (filter.handlesWebUris(true) && needsNetworkVerificationLPr(filter)) { 16956 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 16957 "Verification needed for IntentFilter:" + filter.toString()); 16958 mIntentFilterVerifier.addOneIntentFilterVerification( 16959 verifierUid, userId, verificationId, filter, packageName); 16960 count++; 16961 } 16962 } 16963 } 16964 } 16965 } 16966 16967 if (count > 0) { 16968 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, "Starting " + count 16969 + " IntentFilter verification" + (count > 1 ? "s" : "") 16970 + " for userId:" + userId); 16971 mIntentFilterVerifier.startVerifications(userId); 16972 } else { 16973 if (DEBUG_DOMAIN_VERIFICATION) { 16974 Slog.d(TAG, "No filters or not all autoVerify for " + packageName); 16975 } 16976 } 16977 } 16978 16979 private boolean needsNetworkVerificationLPr(ActivityIntentInfo filter) { 16980 final ComponentName cn = filter.activity.getComponentName(); 16981 final String packageName = cn.getPackageName(); 16982 16983 IntentFilterVerificationInfo ivi = mSettings.getIntentFilterVerificationLPr( 16984 packageName); 16985 if (ivi == null) { 16986 return true; 16987 } 16988 int status = ivi.getStatus(); 16989 switch (status) { 16990 case INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED: 16991 case INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK: 16992 return true; 16993 16994 default: 16995 // Nothing to do 16996 return false; 16997 } 16998 } 16999 17000 private static boolean isMultiArch(ApplicationInfo info) { 17001 return (info.flags & ApplicationInfo.FLAG_MULTIARCH) != 0; 17002 } 17003 17004 private static boolean isExternal(PackageParser.Package pkg) { 17005 return (pkg.applicationInfo.flags & ApplicationInfo.FLAG_EXTERNAL_STORAGE) != 0; 17006 } 17007 17008 private static boolean isExternal(PackageSetting ps) { 17009 return (ps.pkgFlags & ApplicationInfo.FLAG_EXTERNAL_STORAGE) != 0; 17010 } 17011 17012 private static boolean isEphemeral(PackageParser.Package pkg) { 17013 return pkg.applicationInfo.isInstantApp(); 17014 } 17015 17016 private static boolean isEphemeral(PackageSetting ps) { 17017 return ps.pkg != null && isEphemeral(ps.pkg); 17018 } 17019 17020 private static boolean isSystemApp(PackageParser.Package pkg) { 17021 return (pkg.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) != 0; 17022 } 17023 17024 private static boolean isPrivilegedApp(PackageParser.Package pkg) { 17025 return (pkg.applicationInfo.privateFlags & ApplicationInfo.PRIVATE_FLAG_PRIVILEGED) != 0; 17026 } 17027 17028 private static boolean hasDomainURLs(PackageParser.Package pkg) { 17029 return (pkg.applicationInfo.privateFlags & ApplicationInfo.PRIVATE_FLAG_HAS_DOMAIN_URLS) != 0; 17030 } 17031 17032 private static boolean isSystemApp(PackageSetting ps) { 17033 return (ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) != 0; 17034 } 17035 17036 private static boolean isUpdatedSystemApp(PackageSetting ps) { 17037 return (ps.pkgFlags & ApplicationInfo.FLAG_UPDATED_SYSTEM_APP) != 0; 17038 } 17039 17040 private int packageFlagsToInstallFlags(PackageSetting ps) { 17041 int installFlags = 0; 17042 if (isEphemeral(ps)) { 17043 installFlags |= PackageManager.INSTALL_EPHEMERAL; 17044 } 17045 if (isExternal(ps) && TextUtils.isEmpty(ps.volumeUuid)) { 17046 // This existing package was an external ASEC install when we have 17047 // the external flag without a UUID 17048 installFlags |= PackageManager.INSTALL_EXTERNAL; 17049 } 17050 if (ps.isForwardLocked()) { 17051 installFlags |= PackageManager.INSTALL_FORWARD_LOCK; 17052 } 17053 return installFlags; 17054 } 17055 17056 private String getVolumeUuidForPackage(PackageParser.Package pkg) { 17057 if (isExternal(pkg)) { 17058 if (TextUtils.isEmpty(pkg.volumeUuid)) { 17059 return StorageManager.UUID_PRIMARY_PHYSICAL; 17060 } else { 17061 return pkg.volumeUuid; 17062 } 17063 } else { 17064 return StorageManager.UUID_PRIVATE_INTERNAL; 17065 } 17066 } 17067 17068 private VersionInfo getSettingsVersionForPackage(PackageParser.Package pkg) { 17069 if (isExternal(pkg)) { 17070 if (TextUtils.isEmpty(pkg.volumeUuid)) { 17071 return mSettings.getExternalVersion(); 17072 } else { 17073 return mSettings.findOrCreateVersion(pkg.volumeUuid); 17074 } 17075 } else { 17076 return mSettings.getInternalVersion(); 17077 } 17078 } 17079 17080 private void deleteTempPackageFiles() { 17081 final FilenameFilter filter = new FilenameFilter() { 17082 public boolean accept(File dir, String name) { 17083 return name.startsWith("vmdl") && name.endsWith(".tmp"); 17084 } 17085 }; 17086 for (File file : mDrmAppPrivateInstallDir.listFiles(filter)) { 17087 file.delete(); 17088 } 17089 } 17090 17091 @Override 17092 public void deletePackageAsUser(String packageName, int versionCode, 17093 IPackageDeleteObserver observer, int userId, int flags) { 17094 deletePackageVersioned(new VersionedPackage(packageName, versionCode), 17095 new LegacyPackageDeleteObserver(observer).getBinder(), userId, flags); 17096 } 17097 17098 @Override 17099 public void deletePackageVersioned(VersionedPackage versionedPackage, 17100 final IPackageDeleteObserver2 observer, final int userId, final int deleteFlags) { 17101 mContext.enforceCallingOrSelfPermission( 17102 android.Manifest.permission.DELETE_PACKAGES, null); 17103 Preconditions.checkNotNull(versionedPackage); 17104 Preconditions.checkNotNull(observer); 17105 Preconditions.checkArgumentInRange(versionedPackage.getVersionCode(), 17106 PackageManager.VERSION_CODE_HIGHEST, 17107 Integer.MAX_VALUE, "versionCode must be >= -1"); 17108 17109 final String packageName = versionedPackage.getPackageName(); 17110 // TODO: We will change version code to long, so in the new API it is long 17111 final int versionCode = (int) versionedPackage.getVersionCode(); 17112 final String internalPackageName; 17113 synchronized (mPackages) { 17114 // Normalize package name to handle renamed packages and static libs 17115 internalPackageName = resolveInternalPackageNameLPr(versionedPackage.getPackageName(), 17116 // TODO: We will change version code to long, so in the new API it is long 17117 (int) versionedPackage.getVersionCode()); 17118 } 17119 17120 final int uid = Binder.getCallingUid(); 17121 if (!isOrphaned(internalPackageName) 17122 && !isCallerAllowedToSilentlyUninstall(uid, internalPackageName)) { 17123 try { 17124 final Intent intent = new Intent(Intent.ACTION_UNINSTALL_PACKAGE); 17125 intent.setData(Uri.fromParts(PACKAGE_SCHEME, packageName, null)); 17126 intent.putExtra(PackageInstaller.EXTRA_CALLBACK, observer.asBinder()); 17127 observer.onUserActionRequired(intent); 17128 } catch (RemoteException re) { 17129 } 17130 return; 17131 } 17132 final boolean deleteAllUsers = (deleteFlags & PackageManager.DELETE_ALL_USERS) != 0; 17133 final int[] users = deleteAllUsers ? sUserManager.getUserIds() : new int[]{ userId }; 17134 if (UserHandle.getUserId(uid) != userId || (deleteAllUsers && users.length > 1)) { 17135 mContext.enforceCallingOrSelfPermission( 17136 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, 17137 "deletePackage for user " + userId); 17138 } 17139 17140 if (isUserRestricted(userId, UserManager.DISALLOW_UNINSTALL_APPS)) { 17141 try { 17142 observer.onPackageDeleted(packageName, 17143 PackageManager.DELETE_FAILED_USER_RESTRICTED, null); 17144 } catch (RemoteException re) { 17145 } 17146 return; 17147 } 17148 17149 if (!deleteAllUsers && getBlockUninstallForUser(internalPackageName, userId)) { 17150 try { 17151 observer.onPackageDeleted(packageName, 17152 PackageManager.DELETE_FAILED_OWNER_BLOCKED, null); 17153 } catch (RemoteException re) { 17154 } 17155 return; 17156 } 17157 17158 if (DEBUG_REMOVE) { 17159 Slog.d(TAG, "deletePackageAsUser: pkg=" + internalPackageName + " user=" + userId 17160 + " deleteAllUsers: " + deleteAllUsers + " version=" 17161 + (versionCode == PackageManager.VERSION_CODE_HIGHEST 17162 ? "VERSION_CODE_HIGHEST" : versionCode)); 17163 } 17164 // Queue up an async operation since the package deletion may take a little while. 17165 mHandler.post(new Runnable() { 17166 public void run() { 17167 mHandler.removeCallbacks(this); 17168 int returnCode; 17169 if (!deleteAllUsers) { 17170 returnCode = deletePackageX(internalPackageName, versionCode, 17171 userId, deleteFlags); 17172 } else { 17173 int[] blockUninstallUserIds = getBlockUninstallForUsers( 17174 internalPackageName, users); 17175 // If nobody is blocking uninstall, proceed with delete for all users 17176 if (ArrayUtils.isEmpty(blockUninstallUserIds)) { 17177 returnCode = deletePackageX(internalPackageName, versionCode, 17178 userId, deleteFlags); 17179 } else { 17180 // Otherwise uninstall individually for users with blockUninstalls=false 17181 final int userFlags = deleteFlags & ~PackageManager.DELETE_ALL_USERS; 17182 for (int userId : users) { 17183 if (!ArrayUtils.contains(blockUninstallUserIds, userId)) { 17184 returnCode = deletePackageX(internalPackageName, versionCode, 17185 userId, userFlags); 17186 if (returnCode != PackageManager.DELETE_SUCCEEDED) { 17187 Slog.w(TAG, "Package delete failed for user " + userId 17188 + ", returnCode " + returnCode); 17189 } 17190 } 17191 } 17192 // The app has only been marked uninstalled for certain users. 17193 // We still need to report that delete was blocked 17194 returnCode = PackageManager.DELETE_FAILED_OWNER_BLOCKED; 17195 } 17196 } 17197 try { 17198 observer.onPackageDeleted(packageName, returnCode, null); 17199 } catch (RemoteException e) { 17200 Log.i(TAG, "Observer no longer exists."); 17201 } //end catch 17202 } //end run 17203 }); 17204 } 17205 17206 private String resolveExternalPackageNameLPr(PackageParser.Package pkg) { 17207 if (pkg.staticSharedLibName != null) { 17208 return pkg.manifestPackageName; 17209 } 17210 return pkg.packageName; 17211 } 17212 17213 private String resolveInternalPackageNameLPr(String packageName, int versionCode) { 17214 // Handle renamed packages 17215 String normalizedPackageName = mSettings.getRenamedPackageLPr(packageName); 17216 packageName = normalizedPackageName != null ? normalizedPackageName : packageName; 17217 17218 // Is this a static library? 17219 SparseArray<SharedLibraryEntry> versionedLib = 17220 mStaticLibsByDeclaringPackage.get(packageName); 17221 if (versionedLib == null || versionedLib.size() <= 0) { 17222 return packageName; 17223 } 17224 17225 // Figure out which lib versions the caller can see 17226 SparseIntArray versionsCallerCanSee = null; 17227 final int callingAppId = UserHandle.getAppId(Binder.getCallingUid()); 17228 if (callingAppId != Process.SYSTEM_UID && callingAppId != Process.SHELL_UID 17229 && callingAppId != Process.ROOT_UID) { 17230 versionsCallerCanSee = new SparseIntArray(); 17231 String libName = versionedLib.valueAt(0).info.getName(); 17232 String[] uidPackages = getPackagesForUid(Binder.getCallingUid()); 17233 if (uidPackages != null) { 17234 for (String uidPackage : uidPackages) { 17235 PackageSetting ps = mSettings.getPackageLPr(uidPackage); 17236 final int libIdx = ArrayUtils.indexOf(ps.usesStaticLibraries, libName); 17237 if (libIdx >= 0) { 17238 final int libVersion = ps.usesStaticLibrariesVersions[libIdx]; 17239 versionsCallerCanSee.append(libVersion, libVersion); 17240 } 17241 } 17242 } 17243 } 17244 17245 // Caller can see nothing - done 17246 if (versionsCallerCanSee != null && versionsCallerCanSee.size() <= 0) { 17247 return packageName; 17248 } 17249 17250 // Find the version the caller can see and the app version code 17251 SharedLibraryEntry highestVersion = null; 17252 final int versionCount = versionedLib.size(); 17253 for (int i = 0; i < versionCount; i++) { 17254 SharedLibraryEntry libEntry = versionedLib.valueAt(i); 17255 if (versionsCallerCanSee != null && versionsCallerCanSee.indexOfKey( 17256 libEntry.info.getVersion()) < 0) { 17257 continue; 17258 } 17259 // TODO: We will change version code to long, so in the new API it is long 17260 final int libVersionCode = (int) libEntry.info.getDeclaringPackage().getVersionCode(); 17261 if (versionCode != PackageManager.VERSION_CODE_HIGHEST) { 17262 if (libVersionCode == versionCode) { 17263 return libEntry.apk; 17264 } 17265 } else if (highestVersion == null) { 17266 highestVersion = libEntry; 17267 } else if (libVersionCode > highestVersion.info 17268 .getDeclaringPackage().getVersionCode()) { 17269 highestVersion = libEntry; 17270 } 17271 } 17272 17273 if (highestVersion != null) { 17274 return highestVersion.apk; 17275 } 17276 17277 return packageName; 17278 } 17279 17280 private boolean isCallerAllowedToSilentlyUninstall(int callingUid, String pkgName) { 17281 if (callingUid == Process.SHELL_UID || callingUid == Process.ROOT_UID 17282 || callingUid == Process.SYSTEM_UID) { 17283 return true; 17284 } 17285 final int callingUserId = UserHandle.getUserId(callingUid); 17286 // If the caller installed the pkgName, then allow it to silently uninstall. 17287 if (callingUid == getPackageUid(getInstallerPackageName(pkgName), 0, callingUserId)) { 17288 return true; 17289 } 17290 17291 // Allow package verifier to silently uninstall. 17292 if (mRequiredVerifierPackage != null && 17293 callingUid == getPackageUid(mRequiredVerifierPackage, 0, callingUserId)) { 17294 return true; 17295 } 17296 17297 // Allow package uninstaller to silently uninstall. 17298 if (mRequiredUninstallerPackage != null && 17299 callingUid == getPackageUid(mRequiredUninstallerPackage, 0, callingUserId)) { 17300 return true; 17301 } 17302 17303 // Allow storage manager to silently uninstall. 17304 if (mStorageManagerPackage != null && 17305 callingUid == getPackageUid(mStorageManagerPackage, 0, callingUserId)) { 17306 return true; 17307 } 17308 return false; 17309 } 17310 17311 private int[] getBlockUninstallForUsers(String packageName, int[] userIds) { 17312 int[] result = EMPTY_INT_ARRAY; 17313 for (int userId : userIds) { 17314 if (getBlockUninstallForUser(packageName, userId)) { 17315 result = ArrayUtils.appendInt(result, userId); 17316 } 17317 } 17318 return result; 17319 } 17320 17321 @Override 17322 public boolean isPackageDeviceAdminOnAnyUser(String packageName) { 17323 return isPackageDeviceAdmin(packageName, UserHandle.USER_ALL); 17324 } 17325 17326 private boolean isPackageDeviceAdmin(String packageName, int userId) { 17327 IDevicePolicyManager dpm = IDevicePolicyManager.Stub.asInterface( 17328 ServiceManager.getService(Context.DEVICE_POLICY_SERVICE)); 17329 try { 17330 if (dpm != null) { 17331 final ComponentName deviceOwnerComponentName = dpm.getDeviceOwnerComponent( 17332 /* callingUserOnly =*/ false); 17333 final String deviceOwnerPackageName = deviceOwnerComponentName == null ? null 17334 : deviceOwnerComponentName.getPackageName(); 17335 // Does the package contains the device owner? 17336 // TODO Do we have to do it even if userId != UserHandle.USER_ALL? Otherwise, 17337 // this check is probably not needed, since DO should be registered as a device 17338 // admin on some user too. (Original bug for this: b/17657954) 17339 if (packageName.equals(deviceOwnerPackageName)) { 17340 return true; 17341 } 17342 // Does it contain a device admin for any user? 17343 int[] users; 17344 if (userId == UserHandle.USER_ALL) { 17345 users = sUserManager.getUserIds(); 17346 } else { 17347 users = new int[]{userId}; 17348 } 17349 for (int i = 0; i < users.length; ++i) { 17350 if (dpm.packageHasActiveAdmins(packageName, users[i])) { 17351 return true; 17352 } 17353 } 17354 } 17355 } catch (RemoteException e) { 17356 } 17357 return false; 17358 } 17359 17360 private boolean shouldKeepUninstalledPackageLPr(String packageName) { 17361 return mKeepUninstalledPackages != null && mKeepUninstalledPackages.contains(packageName); 17362 } 17363 17364 /** 17365 * This method is an internal method that could be get invoked either 17366 * to delete an installed package or to clean up a failed installation. 17367 * After deleting an installed package, a broadcast is sent to notify any 17368 * listeners that the package has been removed. For cleaning up a failed 17369 * installation, the broadcast is not necessary since the package's 17370 * installation wouldn't have sent the initial broadcast either 17371 * The key steps in deleting a package are 17372 * deleting the package information in internal structures like mPackages, 17373 * deleting the packages base directories through installd 17374 * updating mSettings to reflect current status 17375 * persisting settings for later use 17376 * sending a broadcast if necessary 17377 */ 17378 private int deletePackageX(String packageName, int versionCode, int userId, int deleteFlags) { 17379 final PackageRemovedInfo info = new PackageRemovedInfo(); 17380 final boolean res; 17381 17382 final int removeUser = (deleteFlags & PackageManager.DELETE_ALL_USERS) != 0 17383 ? UserHandle.USER_ALL : userId; 17384 17385 if (isPackageDeviceAdmin(packageName, removeUser)) { 17386 Slog.w(TAG, "Not removing package " + packageName + ": has active device admin"); 17387 return PackageManager.DELETE_FAILED_DEVICE_POLICY_MANAGER; 17388 } 17389 17390 PackageSetting uninstalledPs = null; 17391 17392 // for the uninstall-updates case and restricted profiles, remember the per- 17393 // user handle installed state 17394 int[] allUsers; 17395 synchronized (mPackages) { 17396 uninstalledPs = mSettings.mPackages.get(packageName); 17397 if (uninstalledPs == null) { 17398 Slog.w(TAG, "Not removing non-existent package " + packageName); 17399 return PackageManager.DELETE_FAILED_INTERNAL_ERROR; 17400 } 17401 17402 if (versionCode != PackageManager.VERSION_CODE_HIGHEST 17403 && uninstalledPs.versionCode != versionCode) { 17404 Slog.w(TAG, "Not removing package " + packageName + " with versionCode " 17405 + uninstalledPs.versionCode + " != " + versionCode); 17406 return PackageManager.DELETE_FAILED_INTERNAL_ERROR; 17407 } 17408 17409 // Static shared libs can be declared by any package, so let us not 17410 // allow removing a package if it provides a lib others depend on. 17411 PackageParser.Package pkg = mPackages.get(packageName); 17412 if (pkg != null && pkg.staticSharedLibName != null) { 17413 SharedLibraryEntry libEntry = getSharedLibraryEntryLPr(pkg.staticSharedLibName, 17414 pkg.staticSharedLibVersion); 17415 if (libEntry != null) { 17416 List<VersionedPackage> libClientPackages = getPackagesUsingSharedLibraryLPr( 17417 libEntry.info, 0, userId); 17418 if (!ArrayUtils.isEmpty(libClientPackages)) { 17419 Slog.w(TAG, "Not removing package " + pkg.manifestPackageName 17420 + " hosting lib " + libEntry.info.getName() + " version " 17421 + libEntry.info.getVersion() + " used by " + libClientPackages); 17422 return PackageManager.DELETE_FAILED_USED_SHARED_LIBRARY; 17423 } 17424 } 17425 } 17426 17427 allUsers = sUserManager.getUserIds(); 17428 info.origUsers = uninstalledPs.queryInstalledUsers(allUsers, true); 17429 } 17430 17431 final int freezeUser; 17432 if (isUpdatedSystemApp(uninstalledPs) 17433 && ((deleteFlags & PackageManager.DELETE_SYSTEM_APP) == 0)) { 17434 // We're downgrading a system app, which will apply to all users, so 17435 // freeze them all during the downgrade 17436 freezeUser = UserHandle.USER_ALL; 17437 } else { 17438 freezeUser = removeUser; 17439 } 17440 17441 synchronized (mInstallLock) { 17442 if (DEBUG_REMOVE) Slog.d(TAG, "deletePackageX: pkg=" + packageName + " user=" + userId); 17443 try (PackageFreezer freezer = freezePackageForDelete(packageName, freezeUser, 17444 deleteFlags, "deletePackageX")) { 17445 res = deletePackageLIF(packageName, UserHandle.of(removeUser), true, allUsers, 17446 deleteFlags | REMOVE_CHATTY, info, true, null); 17447 } 17448 synchronized (mPackages) { 17449 if (res) { 17450 mInstantAppRegistry.onPackageUninstalledLPw(uninstalledPs.pkg, 17451 info.removedUsers); 17452 } 17453 } 17454 } 17455 17456 if (res) { 17457 final boolean killApp = (deleteFlags & PackageManager.DELETE_DONT_KILL_APP) == 0; 17458 info.sendPackageRemovedBroadcasts(killApp); 17459 info.sendSystemPackageUpdatedBroadcasts(); 17460 info.sendSystemPackageAppearedBroadcasts(); 17461 } 17462 // Force a gc here. 17463 Runtime.getRuntime().gc(); 17464 // Delete the resources here after sending the broadcast to let 17465 // other processes clean up before deleting resources. 17466 if (info.args != null) { 17467 synchronized (mInstallLock) { 17468 info.args.doPostDeleteLI(true); 17469 } 17470 } 17471 17472 return res ? PackageManager.DELETE_SUCCEEDED : PackageManager.DELETE_FAILED_INTERNAL_ERROR; 17473 } 17474 17475 class PackageRemovedInfo { 17476 String removedPackage; 17477 int uid = -1; 17478 int removedAppId = -1; 17479 int[] origUsers; 17480 int[] removedUsers = null; 17481 SparseArray<Integer> installReasons; 17482 boolean isRemovedPackageSystemUpdate = false; 17483 boolean isUpdate; 17484 boolean dataRemoved; 17485 boolean removedForAllUsers; 17486 boolean isStaticSharedLib; 17487 // Clean up resources deleted packages. 17488 InstallArgs args = null; 17489 ArrayMap<String, PackageRemovedInfo> removedChildPackages; 17490 ArrayMap<String, PackageInstalledInfo> appearedChildPackages; 17491 17492 void sendPackageRemovedBroadcasts(boolean killApp) { 17493 sendPackageRemovedBroadcastInternal(killApp); 17494 final int childCount = removedChildPackages != null ? removedChildPackages.size() : 0; 17495 for (int i = 0; i < childCount; i++) { 17496 PackageRemovedInfo childInfo = removedChildPackages.valueAt(i); 17497 childInfo.sendPackageRemovedBroadcastInternal(killApp); 17498 } 17499 } 17500 17501 void sendSystemPackageUpdatedBroadcasts() { 17502 if (isRemovedPackageSystemUpdate) { 17503 sendSystemPackageUpdatedBroadcastsInternal(); 17504 final int childCount = (removedChildPackages != null) 17505 ? removedChildPackages.size() : 0; 17506 for (int i = 0; i < childCount; i++) { 17507 PackageRemovedInfo childInfo = removedChildPackages.valueAt(i); 17508 if (childInfo.isRemovedPackageSystemUpdate) { 17509 childInfo.sendSystemPackageUpdatedBroadcastsInternal(); 17510 } 17511 } 17512 } 17513 } 17514 17515 void sendSystemPackageAppearedBroadcasts() { 17516 final int packageCount = (appearedChildPackages != null) 17517 ? appearedChildPackages.size() : 0; 17518 for (int i = 0; i < packageCount; i++) { 17519 PackageInstalledInfo installedInfo = appearedChildPackages.valueAt(i); 17520 sendPackageAddedForNewUsers(installedInfo.name, true, 17521 UserHandle.getAppId(installedInfo.uid), installedInfo.newUsers); 17522 } 17523 } 17524 17525 private void sendSystemPackageUpdatedBroadcastsInternal() { 17526 Bundle extras = new Bundle(2); 17527 extras.putInt(Intent.EXTRA_UID, removedAppId >= 0 ? removedAppId : uid); 17528 extras.putBoolean(Intent.EXTRA_REPLACING, true); 17529 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, removedPackage, 17530 extras, 0, null, null, null); 17531 sendPackageBroadcast(Intent.ACTION_PACKAGE_REPLACED, removedPackage, 17532 extras, 0, null, null, null); 17533 sendPackageBroadcast(Intent.ACTION_MY_PACKAGE_REPLACED, null, 17534 null, 0, removedPackage, null, null); 17535 } 17536 17537 private void sendPackageRemovedBroadcastInternal(boolean killApp) { 17538 // Don't send static shared library removal broadcasts as these 17539 // libs are visible only the the apps that depend on them an one 17540 // cannot remove the library if it has a dependency. 17541 if (isStaticSharedLib) { 17542 return; 17543 } 17544 Bundle extras = new Bundle(2); 17545 extras.putInt(Intent.EXTRA_UID, removedAppId >= 0 ? removedAppId : uid); 17546 extras.putBoolean(Intent.EXTRA_DATA_REMOVED, dataRemoved); 17547 extras.putBoolean(Intent.EXTRA_DONT_KILL_APP, !killApp); 17548 if (isUpdate || isRemovedPackageSystemUpdate) { 17549 extras.putBoolean(Intent.EXTRA_REPLACING, true); 17550 } 17551 extras.putBoolean(Intent.EXTRA_REMOVED_FOR_ALL_USERS, removedForAllUsers); 17552 if (removedPackage != null) { 17553 sendPackageBroadcast(Intent.ACTION_PACKAGE_REMOVED, removedPackage, 17554 extras, 0, null, null, removedUsers); 17555 if (dataRemoved && !isRemovedPackageSystemUpdate) { 17556 sendPackageBroadcast(Intent.ACTION_PACKAGE_FULLY_REMOVED, 17557 removedPackage, extras, Intent.FLAG_RECEIVER_INCLUDE_BACKGROUND, 17558 null, null, removedUsers); 17559 } 17560 } 17561 if (removedAppId >= 0) { 17562 sendPackageBroadcast(Intent.ACTION_UID_REMOVED, null, extras, 0, null, null, 17563 removedUsers); 17564 } 17565 } 17566 } 17567 17568 /* 17569 * This method deletes the package from internal data structures. If the DONT_DELETE_DATA 17570 * flag is not set, the data directory is removed as well. 17571 * make sure this flag is set for partially installed apps. If not its meaningless to 17572 * delete a partially installed application. 17573 */ 17574 private void removePackageDataLIF(PackageSetting ps, int[] allUserHandles, 17575 PackageRemovedInfo outInfo, int flags, boolean writeSettings) { 17576 String packageName = ps.name; 17577 if (DEBUG_REMOVE) Slog.d(TAG, "removePackageDataLI: " + ps); 17578 // Retrieve object to delete permissions for shared user later on 17579 final PackageParser.Package deletedPkg; 17580 final PackageSetting deletedPs; 17581 // reader 17582 synchronized (mPackages) { 17583 deletedPkg = mPackages.get(packageName); 17584 deletedPs = mSettings.mPackages.get(packageName); 17585 if (outInfo != null) { 17586 outInfo.removedPackage = packageName; 17587 outInfo.isStaticSharedLib = deletedPkg != null 17588 && deletedPkg.staticSharedLibName != null; 17589 outInfo.removedUsers = deletedPs != null 17590 ? deletedPs.queryInstalledUsers(sUserManager.getUserIds(), true) 17591 : null; 17592 } 17593 } 17594 17595 removePackageLI(ps, (flags & REMOVE_CHATTY) != 0); 17596 17597 if ((flags & PackageManager.DELETE_KEEP_DATA) == 0) { 17598 final PackageParser.Package resolvedPkg; 17599 if (deletedPkg != null) { 17600 resolvedPkg = deletedPkg; 17601 } else { 17602 // We don't have a parsed package when it lives on an ejected 17603 // adopted storage device, so fake something together 17604 resolvedPkg = new PackageParser.Package(ps.name); 17605 resolvedPkg.setVolumeUuid(ps.volumeUuid); 17606 } 17607 destroyAppDataLIF(resolvedPkg, UserHandle.USER_ALL, 17608 StorageManager.FLAG_STORAGE_DE | StorageManager.FLAG_STORAGE_CE); 17609 destroyAppProfilesLIF(resolvedPkg, UserHandle.USER_ALL); 17610 if (outInfo != null) { 17611 outInfo.dataRemoved = true; 17612 } 17613 schedulePackageCleaning(packageName, UserHandle.USER_ALL, true); 17614 } 17615 17616 int removedAppId = -1; 17617 17618 // writer 17619 synchronized (mPackages) { 17620 if (deletedPs != null) { 17621 if ((flags&PackageManager.DELETE_KEEP_DATA) == 0) { 17622 clearIntentFilterVerificationsLPw(deletedPs.name, UserHandle.USER_ALL); 17623 clearDefaultBrowserIfNeeded(packageName); 17624 mSettings.mKeySetManagerService.removeAppKeySetDataLPw(packageName); 17625 removedAppId = mSettings.removePackageLPw(packageName); 17626 if (outInfo != null) { 17627 outInfo.removedAppId = removedAppId; 17628 } 17629 updatePermissionsLPw(deletedPs.name, null, 0); 17630 if (deletedPs.sharedUser != null) { 17631 // Remove permissions associated with package. Since runtime 17632 // permissions are per user we have to kill the removed package 17633 // or packages running under the shared user of the removed 17634 // package if revoking the permissions requested only by the removed 17635 // package is successful and this causes a change in gids. 17636 for (int userId : UserManagerService.getInstance().getUserIds()) { 17637 final int userIdToKill = mSettings.updateSharedUserPermsLPw(deletedPs, 17638 userId); 17639 if (userIdToKill == UserHandle.USER_ALL 17640 || userIdToKill >= UserHandle.USER_SYSTEM) { 17641 // If gids changed for this user, kill all affected packages. 17642 mHandler.post(new Runnable() { 17643 @Override 17644 public void run() { 17645 // This has to happen with no lock held. 17646 killApplication(deletedPs.name, deletedPs.appId, 17647 KILL_APP_REASON_GIDS_CHANGED); 17648 } 17649 }); 17650 break; 17651 } 17652 } 17653 } 17654 clearPackagePreferredActivitiesLPw(deletedPs.name, UserHandle.USER_ALL); 17655 } 17656 // make sure to preserve per-user disabled state if this removal was just 17657 // a downgrade of a system app to the factory package 17658 if (allUserHandles != null && outInfo != null && outInfo.origUsers != null) { 17659 if (DEBUG_REMOVE) { 17660 Slog.d(TAG, "Propagating install state across downgrade"); 17661 } 17662 for (int userId : allUserHandles) { 17663 final boolean installed = ArrayUtils.contains(outInfo.origUsers, userId); 17664 if (DEBUG_REMOVE) { 17665 Slog.d(TAG, " user " + userId + " => " + installed); 17666 } 17667 ps.setInstalled(installed, userId); 17668 } 17669 } 17670 } 17671 // can downgrade to reader 17672 if (writeSettings) { 17673 // Save settings now 17674 mSettings.writeLPr(); 17675 } 17676 } 17677 if (removedAppId != -1) { 17678 // A user ID was deleted here. Go through all users and remove it 17679 // from KeyStore. 17680 removeKeystoreDataIfNeeded(UserHandle.USER_ALL, removedAppId); 17681 } 17682 } 17683 17684 static boolean locationIsPrivileged(File path) { 17685 try { 17686 final String privilegedAppDir = new File(Environment.getRootDirectory(), "priv-app") 17687 .getCanonicalPath(); 17688 return path.getCanonicalPath().startsWith(privilegedAppDir); 17689 } catch (IOException e) { 17690 Slog.e(TAG, "Unable to access code path " + path); 17691 } 17692 return false; 17693 } 17694 17695 /* 17696 * Tries to delete system package. 17697 */ 17698 private boolean deleteSystemPackageLIF(PackageParser.Package deletedPkg, 17699 PackageSetting deletedPs, int[] allUserHandles, int flags, PackageRemovedInfo outInfo, 17700 boolean writeSettings) { 17701 if (deletedPs.parentPackageName != null) { 17702 Slog.w(TAG, "Attempt to delete child system package " + deletedPkg.packageName); 17703 return false; 17704 } 17705 17706 final boolean applyUserRestrictions 17707 = (allUserHandles != null) && (outInfo.origUsers != null); 17708 final PackageSetting disabledPs; 17709 // Confirm if the system package has been updated 17710 // An updated system app can be deleted. This will also have to restore 17711 // the system pkg from system partition 17712 // reader 17713 synchronized (mPackages) { 17714 disabledPs = mSettings.getDisabledSystemPkgLPr(deletedPs.name); 17715 } 17716 17717 if (DEBUG_REMOVE) Slog.d(TAG, "deleteSystemPackageLI: newPs=" + deletedPkg.packageName 17718 + " disabledPs=" + disabledPs); 17719 17720 if (disabledPs == null) { 17721 Slog.w(TAG, "Attempt to delete unknown system package "+ deletedPkg.packageName); 17722 return false; 17723 } else if (DEBUG_REMOVE) { 17724 Slog.d(TAG, "Deleting system pkg from data partition"); 17725 } 17726 17727 if (DEBUG_REMOVE) { 17728 if (applyUserRestrictions) { 17729 Slog.d(TAG, "Remembering install states:"); 17730 for (int userId : allUserHandles) { 17731 final boolean finstalled = ArrayUtils.contains(outInfo.origUsers, userId); 17732 Slog.d(TAG, " u=" + userId + " inst=" + finstalled); 17733 } 17734 } 17735 } 17736 17737 // Delete the updated package 17738 outInfo.isRemovedPackageSystemUpdate = true; 17739 if (outInfo.removedChildPackages != null) { 17740 final int childCount = (deletedPs.childPackageNames != null) 17741 ? deletedPs.childPackageNames.size() : 0; 17742 for (int i = 0; i < childCount; i++) { 17743 String childPackageName = deletedPs.childPackageNames.get(i); 17744 if (disabledPs.childPackageNames != null && disabledPs.childPackageNames 17745 .contains(childPackageName)) { 17746 PackageRemovedInfo childInfo = outInfo.removedChildPackages.get( 17747 childPackageName); 17748 if (childInfo != null) { 17749 childInfo.isRemovedPackageSystemUpdate = true; 17750 } 17751 } 17752 } 17753 } 17754 17755 if (disabledPs.versionCode < deletedPs.versionCode) { 17756 // Delete data for downgrades 17757 flags &= ~PackageManager.DELETE_KEEP_DATA; 17758 } else { 17759 // Preserve data by setting flag 17760 flags |= PackageManager.DELETE_KEEP_DATA; 17761 } 17762 17763 boolean ret = deleteInstalledPackageLIF(deletedPs, true, flags, allUserHandles, 17764 outInfo, writeSettings, disabledPs.pkg); 17765 if (!ret) { 17766 return false; 17767 } 17768 17769 // writer 17770 synchronized (mPackages) { 17771 // Reinstate the old system package 17772 enableSystemPackageLPw(disabledPs.pkg); 17773 // Remove any native libraries from the upgraded package. 17774 removeNativeBinariesLI(deletedPs); 17775 } 17776 17777 // Install the system package 17778 if (DEBUG_REMOVE) Slog.d(TAG, "Re-installing system package: " + disabledPs); 17779 int parseFlags = mDefParseFlags 17780 | PackageParser.PARSE_MUST_BE_APK 17781 | PackageParser.PARSE_IS_SYSTEM 17782 | PackageParser.PARSE_IS_SYSTEM_DIR; 17783 if (locationIsPrivileged(disabledPs.codePath)) { 17784 parseFlags |= PackageParser.PARSE_IS_PRIVILEGED; 17785 } 17786 17787 final PackageParser.Package newPkg; 17788 try { 17789 newPkg = scanPackageTracedLI(disabledPs.codePath, parseFlags, 0 /* scanFlags */, 17790 0 /* currentTime */, null); 17791 } catch (PackageManagerException e) { 17792 Slog.w(TAG, "Failed to restore system package:" + deletedPkg.packageName + ": " 17793 + e.getMessage()); 17794 return false; 17795 } 17796 17797 try { 17798 // update shared libraries for the newly re-installed system package 17799 updateSharedLibrariesLPr(newPkg, null); 17800 } catch (PackageManagerException e) { 17801 Slog.e(TAG, "updateAllSharedLibrariesLPw failed: " + e.getMessage()); 17802 } 17803 17804 prepareAppDataAfterInstallLIF(newPkg); 17805 17806 // writer 17807 synchronized (mPackages) { 17808 PackageSetting ps = mSettings.mPackages.get(newPkg.packageName); 17809 17810 // Propagate the permissions state as we do not want to drop on the floor 17811 // runtime permissions. The update permissions method below will take 17812 // care of removing obsolete permissions and grant install permissions. 17813 ps.getPermissionsState().copyFrom(deletedPs.getPermissionsState()); 17814 updatePermissionsLPw(newPkg.packageName, newPkg, 17815 UPDATE_PERMISSIONS_ALL | UPDATE_PERMISSIONS_REPLACE_PKG); 17816 17817 if (applyUserRestrictions) { 17818 if (DEBUG_REMOVE) { 17819 Slog.d(TAG, "Propagating install state across reinstall"); 17820 } 17821 for (int userId : allUserHandles) { 17822 final boolean installed = ArrayUtils.contains(outInfo.origUsers, userId); 17823 if (DEBUG_REMOVE) { 17824 Slog.d(TAG, " user " + userId + " => " + installed); 17825 } 17826 ps.setInstalled(installed, userId); 17827 17828 mSettings.writeRuntimePermissionsForUserLPr(userId, false); 17829 } 17830 // Regardless of writeSettings we need to ensure that this restriction 17831 // state propagation is persisted 17832 mSettings.writeAllUsersPackageRestrictionsLPr(); 17833 } 17834 // can downgrade to reader here 17835 if (writeSettings) { 17836 mSettings.writeLPr(); 17837 } 17838 } 17839 return true; 17840 } 17841 17842 private boolean deleteInstalledPackageLIF(PackageSetting ps, 17843 boolean deleteCodeAndResources, int flags, int[] allUserHandles, 17844 PackageRemovedInfo outInfo, boolean writeSettings, 17845 PackageParser.Package replacingPackage) { 17846 synchronized (mPackages) { 17847 if (outInfo != null) { 17848 outInfo.uid = ps.appId; 17849 } 17850 17851 if (outInfo != null && outInfo.removedChildPackages != null) { 17852 final int childCount = (ps.childPackageNames != null) 17853 ? ps.childPackageNames.size() : 0; 17854 for (int i = 0; i < childCount; i++) { 17855 String childPackageName = ps.childPackageNames.get(i); 17856 PackageSetting childPs = mSettings.mPackages.get(childPackageName); 17857 if (childPs == null) { 17858 return false; 17859 } 17860 PackageRemovedInfo childInfo = outInfo.removedChildPackages.get( 17861 childPackageName); 17862 if (childInfo != null) { 17863 childInfo.uid = childPs.appId; 17864 } 17865 } 17866 } 17867 } 17868 17869 // Delete package data from internal structures and also remove data if flag is set 17870 removePackageDataLIF(ps, allUserHandles, outInfo, flags, writeSettings); 17871 17872 // Delete the child packages data 17873 final int childCount = (ps.childPackageNames != null) ? ps.childPackageNames.size() : 0; 17874 for (int i = 0; i < childCount; i++) { 17875 PackageSetting childPs; 17876 synchronized (mPackages) { 17877 childPs = mSettings.getPackageLPr(ps.childPackageNames.get(i)); 17878 } 17879 if (childPs != null) { 17880 PackageRemovedInfo childOutInfo = (outInfo != null 17881 && outInfo.removedChildPackages != null) 17882 ? outInfo.removedChildPackages.get(childPs.name) : null; 17883 final int deleteFlags = (flags & DELETE_KEEP_DATA) != 0 17884 && (replacingPackage != null 17885 && !replacingPackage.hasChildPackage(childPs.name)) 17886 ? flags & ~DELETE_KEEP_DATA : flags; 17887 removePackageDataLIF(childPs, allUserHandles, childOutInfo, 17888 deleteFlags, writeSettings); 17889 } 17890 } 17891 17892 // Delete application code and resources only for parent packages 17893 if (ps.parentPackageName == null) { 17894 if (deleteCodeAndResources && (outInfo != null)) { 17895 outInfo.args = createInstallArgsForExisting(packageFlagsToInstallFlags(ps), 17896 ps.codePathString, ps.resourcePathString, getAppDexInstructionSets(ps)); 17897 if (DEBUG_SD_INSTALL) Slog.i(TAG, "args=" + outInfo.args); 17898 } 17899 } 17900 17901 return true; 17902 } 17903 17904 @Override 17905 public boolean setBlockUninstallForUser(String packageName, boolean blockUninstall, 17906 int userId) { 17907 mContext.enforceCallingOrSelfPermission( 17908 android.Manifest.permission.DELETE_PACKAGES, null); 17909 synchronized (mPackages) { 17910 PackageSetting ps = mSettings.mPackages.get(packageName); 17911 if (ps == null) { 17912 Log.i(TAG, "Package doesn't exist in set block uninstall " + packageName); 17913 return false; 17914 } 17915 // Cannot block uninstall of static shared libs as they are 17916 // considered a part of the using app (emulating static linking). 17917 // Also static libs are installed always on internal storage. 17918 PackageParser.Package pkg = mPackages.get(packageName); 17919 if (pkg != null && pkg.staticSharedLibName != null) { 17920 Slog.w(TAG, "Cannot block uninstall of package: " + packageName 17921 + " providing static shared library: " + pkg.staticSharedLibName); 17922 return false; 17923 } 17924 if (!ps.getInstalled(userId)) { 17925 // Can't block uninstall for an app that is not installed or enabled. 17926 Log.i(TAG, "Package not installed in set block uninstall " + packageName); 17927 return false; 17928 } 17929 ps.setBlockUninstall(blockUninstall, userId); 17930 mSettings.writePackageRestrictionsLPr(userId); 17931 } 17932 return true; 17933 } 17934 17935 @Override 17936 public boolean getBlockUninstallForUser(String packageName, int userId) { 17937 synchronized (mPackages) { 17938 PackageSetting ps = mSettings.mPackages.get(packageName); 17939 if (ps == null) { 17940 Log.i(TAG, "Package doesn't exist in get block uninstall " + packageName); 17941 return false; 17942 } 17943 return ps.getBlockUninstall(userId); 17944 } 17945 } 17946 17947 @Override 17948 public boolean setRequiredForSystemUser(String packageName, boolean systemUserApp) { 17949 int callingUid = Binder.getCallingUid(); 17950 if (callingUid != Process.SYSTEM_UID && callingUid != Process.ROOT_UID) { 17951 throw new SecurityException( 17952 "setRequiredForSystemUser can only be run by the system or root"); 17953 } 17954 synchronized (mPackages) { 17955 PackageSetting ps = mSettings.mPackages.get(packageName); 17956 if (ps == null) { 17957 Log.w(TAG, "Package doesn't exist: " + packageName); 17958 return false; 17959 } 17960 if (systemUserApp) { 17961 ps.pkgPrivateFlags |= ApplicationInfo.PRIVATE_FLAG_REQUIRED_FOR_SYSTEM_USER; 17962 } else { 17963 ps.pkgPrivateFlags &= ~ApplicationInfo.PRIVATE_FLAG_REQUIRED_FOR_SYSTEM_USER; 17964 } 17965 mSettings.writeLPr(); 17966 } 17967 return true; 17968 } 17969 17970 /* 17971 * This method handles package deletion in general 17972 */ 17973 private boolean deletePackageLIF(String packageName, UserHandle user, 17974 boolean deleteCodeAndResources, int[] allUserHandles, int flags, 17975 PackageRemovedInfo outInfo, boolean writeSettings, 17976 PackageParser.Package replacingPackage) { 17977 if (packageName == null) { 17978 Slog.w(TAG, "Attempt to delete null packageName."); 17979 return false; 17980 } 17981 17982 if (DEBUG_REMOVE) Slog.d(TAG, "deletePackageLI: " + packageName + " user " + user); 17983 17984 PackageSetting ps; 17985 synchronized (mPackages) { 17986 ps = mSettings.mPackages.get(packageName); 17987 if (ps == null) { 17988 Slog.w(TAG, "Package named '" + packageName + "' doesn't exist."); 17989 return false; 17990 } 17991 17992 if (ps.parentPackageName != null && (!isSystemApp(ps) 17993 || (flags & PackageManager.DELETE_SYSTEM_APP) != 0)) { 17994 if (DEBUG_REMOVE) { 17995 Slog.d(TAG, "Uninstalled child package:" + packageName + " for user:" 17996 + ((user == null) ? UserHandle.USER_ALL : user)); 17997 } 17998 final int removedUserId = (user != null) ? user.getIdentifier() 17999 : UserHandle.USER_ALL; 18000 if (!clearPackageStateForUserLIF(ps, removedUserId, outInfo)) { 18001 return false; 18002 } 18003 markPackageUninstalledForUserLPw(ps, user); 18004 scheduleWritePackageRestrictionsLocked(user); 18005 return true; 18006 } 18007 } 18008 18009 if (((!isSystemApp(ps) || (flags&PackageManager.DELETE_SYSTEM_APP) != 0) && user != null 18010 && user.getIdentifier() != UserHandle.USER_ALL)) { 18011 // The caller is asking that the package only be deleted for a single 18012 // user. To do this, we just mark its uninstalled state and delete 18013 // its data. If this is a system app, we only allow this to happen if 18014 // they have set the special DELETE_SYSTEM_APP which requests different 18015 // semantics than normal for uninstalling system apps. 18016 markPackageUninstalledForUserLPw(ps, user); 18017 18018 if (!isSystemApp(ps)) { 18019 // Do not uninstall the APK if an app should be cached 18020 boolean keepUninstalledPackage = shouldKeepUninstalledPackageLPr(packageName); 18021 if (ps.isAnyInstalled(sUserManager.getUserIds()) || keepUninstalledPackage) { 18022 // Other user still have this package installed, so all 18023 // we need to do is clear this user's data and save that 18024 // it is uninstalled. 18025 if (DEBUG_REMOVE) Slog.d(TAG, "Still installed by other users"); 18026 if (!clearPackageStateForUserLIF(ps, user.getIdentifier(), outInfo)) { 18027 return false; 18028 } 18029 scheduleWritePackageRestrictionsLocked(user); 18030 return true; 18031 } else { 18032 // We need to set it back to 'installed' so the uninstall 18033 // broadcasts will be sent correctly. 18034 if (DEBUG_REMOVE) Slog.d(TAG, "Not installed by other users, full delete"); 18035 ps.setInstalled(true, user.getIdentifier()); 18036 } 18037 } else { 18038 // This is a system app, so we assume that the 18039 // other users still have this package installed, so all 18040 // we need to do is clear this user's data and save that 18041 // it is uninstalled. 18042 if (DEBUG_REMOVE) Slog.d(TAG, "Deleting system app"); 18043 if (!clearPackageStateForUserLIF(ps, user.getIdentifier(), outInfo)) { 18044 return false; 18045 } 18046 scheduleWritePackageRestrictionsLocked(user); 18047 return true; 18048 } 18049 } 18050 18051 // If we are deleting a composite package for all users, keep track 18052 // of result for each child. 18053 if (ps.childPackageNames != null && outInfo != null) { 18054 synchronized (mPackages) { 18055 final int childCount = ps.childPackageNames.size(); 18056 outInfo.removedChildPackages = new ArrayMap<>(childCount); 18057 for (int i = 0; i < childCount; i++) { 18058 String childPackageName = ps.childPackageNames.get(i); 18059 PackageRemovedInfo childInfo = new PackageRemovedInfo(); 18060 childInfo.removedPackage = childPackageName; 18061 outInfo.removedChildPackages.put(childPackageName, childInfo); 18062 PackageSetting childPs = mSettings.getPackageLPr(childPackageName); 18063 if (childPs != null) { 18064 childInfo.origUsers = childPs.queryInstalledUsers(allUserHandles, true); 18065 } 18066 } 18067 } 18068 } 18069 18070 boolean ret = false; 18071 if (isSystemApp(ps)) { 18072 if (DEBUG_REMOVE) Slog.d(TAG, "Removing system package: " + ps.name); 18073 // When an updated system application is deleted we delete the existing resources 18074 // as well and fall back to existing code in system partition 18075 ret = deleteSystemPackageLIF(ps.pkg, ps, allUserHandles, flags, outInfo, writeSettings); 18076 } else { 18077 if (DEBUG_REMOVE) Slog.d(TAG, "Removing non-system package: " + ps.name); 18078 ret = deleteInstalledPackageLIF(ps, deleteCodeAndResources, flags, allUserHandles, 18079 outInfo, writeSettings, replacingPackage); 18080 } 18081 18082 // Take a note whether we deleted the package for all users 18083 if (outInfo != null) { 18084 outInfo.removedForAllUsers = mPackages.get(ps.name) == null; 18085 if (outInfo.removedChildPackages != null) { 18086 synchronized (mPackages) { 18087 final int childCount = outInfo.removedChildPackages.size(); 18088 for (int i = 0; i < childCount; i++) { 18089 PackageRemovedInfo childInfo = outInfo.removedChildPackages.valueAt(i); 18090 if (childInfo != null) { 18091 childInfo.removedForAllUsers = mPackages.get( 18092 childInfo.removedPackage) == null; 18093 } 18094 } 18095 } 18096 } 18097 // If we uninstalled an update to a system app there may be some 18098 // child packages that appeared as they are declared in the system 18099 // app but were not declared in the update. 18100 if (isSystemApp(ps)) { 18101 synchronized (mPackages) { 18102 PackageSetting updatedPs = mSettings.getPackageLPr(ps.name); 18103 final int childCount = (updatedPs.childPackageNames != null) 18104 ? updatedPs.childPackageNames.size() : 0; 18105 for (int i = 0; i < childCount; i++) { 18106 String childPackageName = updatedPs.childPackageNames.get(i); 18107 if (outInfo.removedChildPackages == null 18108 || outInfo.removedChildPackages.indexOfKey(childPackageName) < 0) { 18109 PackageSetting childPs = mSettings.getPackageLPr(childPackageName); 18110 if (childPs == null) { 18111 continue; 18112 } 18113 PackageInstalledInfo installRes = new PackageInstalledInfo(); 18114 installRes.name = childPackageName; 18115 installRes.newUsers = childPs.queryInstalledUsers(allUserHandles, true); 18116 installRes.pkg = mPackages.get(childPackageName); 18117 installRes.uid = childPs.pkg.applicationInfo.uid; 18118 if (outInfo.appearedChildPackages == null) { 18119 outInfo.appearedChildPackages = new ArrayMap<>(); 18120 } 18121 outInfo.appearedChildPackages.put(childPackageName, installRes); 18122 } 18123 } 18124 } 18125 } 18126 } 18127 18128 return ret; 18129 } 18130 18131 private void markPackageUninstalledForUserLPw(PackageSetting ps, UserHandle user) { 18132 final int[] userIds = (user == null || user.getIdentifier() == UserHandle.USER_ALL) 18133 ? sUserManager.getUserIds() : new int[] {user.getIdentifier()}; 18134 for (int nextUserId : userIds) { 18135 if (DEBUG_REMOVE) { 18136 Slog.d(TAG, "Marking package:" + ps.name + " uninstalled for user:" + nextUserId); 18137 } 18138 ps.setUserState(nextUserId, 0, COMPONENT_ENABLED_STATE_DEFAULT, 18139 false /*installed*/, true /*stopped*/, true /*notLaunched*/, 18140 false /*hidden*/, false /*suspended*/, null, null, null, 18141 false /*blockUninstall*/, 18142 ps.readUserState(nextUserId).domainVerificationStatus, 0, 18143 PackageManager.INSTALL_REASON_UNKNOWN); 18144 } 18145 } 18146 18147 private boolean clearPackageStateForUserLIF(PackageSetting ps, int userId, 18148 PackageRemovedInfo outInfo) { 18149 final PackageParser.Package pkg; 18150 synchronized (mPackages) { 18151 pkg = mPackages.get(ps.name); 18152 } 18153 18154 final int[] userIds = (userId == UserHandle.USER_ALL) ? sUserManager.getUserIds() 18155 : new int[] {userId}; 18156 for (int nextUserId : userIds) { 18157 if (DEBUG_REMOVE) { 18158 Slog.d(TAG, "Updating package:" + ps.name + " install state for user:" 18159 + nextUserId); 18160 } 18161 18162 destroyAppDataLIF(pkg, userId, 18163 StorageManager.FLAG_STORAGE_DE | StorageManager.FLAG_STORAGE_CE); 18164 destroyAppProfilesLIF(pkg, userId); 18165 removeKeystoreDataIfNeeded(nextUserId, ps.appId); 18166 schedulePackageCleaning(ps.name, nextUserId, false); 18167 synchronized (mPackages) { 18168 if (clearPackagePreferredActivitiesLPw(ps.name, nextUserId)) { 18169 scheduleWritePackageRestrictionsLocked(nextUserId); 18170 } 18171 resetUserChangesToRuntimePermissionsAndFlagsLPw(ps, nextUserId); 18172 } 18173 } 18174 18175 if (outInfo != null) { 18176 outInfo.removedPackage = ps.name; 18177 outInfo.isStaticSharedLib = pkg != null && pkg.staticSharedLibName != null; 18178 outInfo.removedAppId = ps.appId; 18179 outInfo.removedUsers = userIds; 18180 } 18181 18182 return true; 18183 } 18184 18185 private final class ClearStorageConnection implements ServiceConnection { 18186 IMediaContainerService mContainerService; 18187 18188 @Override 18189 public void onServiceConnected(ComponentName name, IBinder service) { 18190 synchronized (this) { 18191 mContainerService = IMediaContainerService.Stub 18192 .asInterface(Binder.allowBlocking(service)); 18193 notifyAll(); 18194 } 18195 } 18196 18197 @Override 18198 public void onServiceDisconnected(ComponentName name) { 18199 } 18200 } 18201 18202 private void clearExternalStorageDataSync(String packageName, int userId, boolean allData) { 18203 if (DEFAULT_CONTAINER_PACKAGE.equals(packageName)) return; 18204 18205 final boolean mounted; 18206 if (Environment.isExternalStorageEmulated()) { 18207 mounted = true; 18208 } else { 18209 final String status = Environment.getExternalStorageState(); 18210 18211 mounted = status.equals(Environment.MEDIA_MOUNTED) 18212 || status.equals(Environment.MEDIA_MOUNTED_READ_ONLY); 18213 } 18214 18215 if (!mounted) { 18216 return; 18217 } 18218 18219 final Intent containerIntent = new Intent().setComponent(DEFAULT_CONTAINER_COMPONENT); 18220 int[] users; 18221 if (userId == UserHandle.USER_ALL) { 18222 users = sUserManager.getUserIds(); 18223 } else { 18224 users = new int[] { userId }; 18225 } 18226 final ClearStorageConnection conn = new ClearStorageConnection(); 18227 if (mContext.bindServiceAsUser( 18228 containerIntent, conn, Context.BIND_AUTO_CREATE, UserHandle.SYSTEM)) { 18229 try { 18230 for (int curUser : users) { 18231 long timeout = SystemClock.uptimeMillis() + 5000; 18232 synchronized (conn) { 18233 long now; 18234 while (conn.mContainerService == null && 18235 (now = SystemClock.uptimeMillis()) < timeout) { 18236 try { 18237 conn.wait(timeout - now); 18238 } catch (InterruptedException e) { 18239 } 18240 } 18241 } 18242 if (conn.mContainerService == null) { 18243 return; 18244 } 18245 18246 final UserEnvironment userEnv = new UserEnvironment(curUser); 18247 clearDirectory(conn.mContainerService, 18248 userEnv.buildExternalStorageAppCacheDirs(packageName)); 18249 if (allData) { 18250 clearDirectory(conn.mContainerService, 18251 userEnv.buildExternalStorageAppDataDirs(packageName)); 18252 clearDirectory(conn.mContainerService, 18253 userEnv.buildExternalStorageAppMediaDirs(packageName)); 18254 } 18255 } 18256 } finally { 18257 mContext.unbindService(conn); 18258 } 18259 } 18260 } 18261 18262 @Override 18263 public void clearApplicationProfileData(String packageName) { 18264 enforceSystemOrRoot("Only the system can clear all profile data"); 18265 18266 final PackageParser.Package pkg; 18267 synchronized (mPackages) { 18268 pkg = mPackages.get(packageName); 18269 } 18270 18271 try (PackageFreezer freezer = freezePackage(packageName, "clearApplicationProfileData")) { 18272 synchronized (mInstallLock) { 18273 clearAppProfilesLIF(pkg, UserHandle.USER_ALL); 18274 destroyAppReferenceProfileLeafLIF(pkg, UserHandle.USER_ALL, 18275 true /* removeBaseMarker */); 18276 } 18277 } 18278 } 18279 18280 @Override 18281 public void clearApplicationUserData(final String packageName, 18282 final IPackageDataObserver observer, final int userId) { 18283 mContext.enforceCallingOrSelfPermission( 18284 android.Manifest.permission.CLEAR_APP_USER_DATA, null); 18285 18286 enforceCrossUserPermission(Binder.getCallingUid(), userId, 18287 true /* requireFullPermission */, false /* checkShell */, "clear application data"); 18288 18289 if (mProtectedPackages.isPackageDataProtected(userId, packageName)) { 18290 throw new SecurityException("Cannot clear data for a protected package: " 18291 + packageName); 18292 } 18293 // Queue up an async operation since the package deletion may take a little while. 18294 mHandler.post(new Runnable() { 18295 public void run() { 18296 mHandler.removeCallbacks(this); 18297 final boolean succeeded; 18298 try (PackageFreezer freezer = freezePackage(packageName, 18299 "clearApplicationUserData")) { 18300 synchronized (mInstallLock) { 18301 succeeded = clearApplicationUserDataLIF(packageName, userId); 18302 } 18303 clearExternalStorageDataSync(packageName, userId, true); 18304 synchronized (mPackages) { 18305 mInstantAppRegistry.deleteInstantApplicationMetadataLPw( 18306 packageName, userId); 18307 } 18308 } 18309 if (succeeded) { 18310 // invoke DeviceStorageMonitor's update method to clear any notifications 18311 DeviceStorageMonitorInternal dsm = LocalServices 18312 .getService(DeviceStorageMonitorInternal.class); 18313 if (dsm != null) { 18314 dsm.checkMemory(); 18315 } 18316 } 18317 if(observer != null) { 18318 try { 18319 observer.onRemoveCompleted(packageName, succeeded); 18320 } catch (RemoteException e) { 18321 Log.i(TAG, "Observer no longer exists."); 18322 } 18323 } //end if observer 18324 } //end run 18325 }); 18326 } 18327 18328 private boolean clearApplicationUserDataLIF(String packageName, int userId) { 18329 if (packageName == null) { 18330 Slog.w(TAG, "Attempt to delete null packageName."); 18331 return false; 18332 } 18333 18334 // Try finding details about the requested package 18335 PackageParser.Package pkg; 18336 synchronized (mPackages) { 18337 pkg = mPackages.get(packageName); 18338 if (pkg == null) { 18339 final PackageSetting ps = mSettings.mPackages.get(packageName); 18340 if (ps != null) { 18341 pkg = ps.pkg; 18342 } 18343 } 18344 18345 if (pkg == null) { 18346 Slog.w(TAG, "Package named '" + packageName + "' doesn't exist."); 18347 return false; 18348 } 18349 18350 PackageSetting ps = (PackageSetting) pkg.mExtras; 18351 resetUserChangesToRuntimePermissionsAndFlagsLPw(ps, userId); 18352 } 18353 18354 clearAppDataLIF(pkg, userId, 18355 StorageManager.FLAG_STORAGE_DE | StorageManager.FLAG_STORAGE_CE); 18356 18357 final int appId = UserHandle.getAppId(pkg.applicationInfo.uid); 18358 removeKeystoreDataIfNeeded(userId, appId); 18359 18360 UserManagerInternal umInternal = getUserManagerInternal(); 18361 final int flags; 18362 if (umInternal.isUserUnlockingOrUnlocked(userId)) { 18363 flags = StorageManager.FLAG_STORAGE_DE | StorageManager.FLAG_STORAGE_CE; 18364 } else if (umInternal.isUserRunning(userId)) { 18365 flags = StorageManager.FLAG_STORAGE_DE; 18366 } else { 18367 flags = 0; 18368 } 18369 prepareAppDataContentsLIF(pkg, userId, flags); 18370 18371 return true; 18372 } 18373 18374 /** 18375 * Reverts user permission state changes (permissions and flags) in 18376 * all packages for a given user. 18377 * 18378 * @param userId The device user for which to do a reset. 18379 */ 18380 private void resetUserChangesToRuntimePermissionsAndFlagsLPw(int userId) { 18381 final int packageCount = mPackages.size(); 18382 for (int i = 0; i < packageCount; i++) { 18383 PackageParser.Package pkg = mPackages.valueAt(i); 18384 PackageSetting ps = (PackageSetting) pkg.mExtras; 18385 resetUserChangesToRuntimePermissionsAndFlagsLPw(ps, userId); 18386 } 18387 } 18388 18389 private void resetNetworkPolicies(int userId) { 18390 LocalServices.getService(NetworkPolicyManagerInternal.class).resetUserState(userId); 18391 } 18392 18393 /** 18394 * Reverts user permission state changes (permissions and flags). 18395 * 18396 * @param ps The package for which to reset. 18397 * @param userId The device user for which to do a reset. 18398 */ 18399 private void resetUserChangesToRuntimePermissionsAndFlagsLPw( 18400 final PackageSetting ps, final int userId) { 18401 if (ps.pkg == null) { 18402 return; 18403 } 18404 18405 // These are flags that can change base on user actions. 18406 final int userSettableMask = FLAG_PERMISSION_USER_SET 18407 | FLAG_PERMISSION_USER_FIXED 18408 | FLAG_PERMISSION_REVOKE_ON_UPGRADE 18409 | FLAG_PERMISSION_REVIEW_REQUIRED; 18410 18411 final int policyOrSystemFlags = FLAG_PERMISSION_SYSTEM_FIXED 18412 | FLAG_PERMISSION_POLICY_FIXED; 18413 18414 boolean writeInstallPermissions = false; 18415 boolean writeRuntimePermissions = false; 18416 18417 final int permissionCount = ps.pkg.requestedPermissions.size(); 18418 for (int i = 0; i < permissionCount; i++) { 18419 String permission = ps.pkg.requestedPermissions.get(i); 18420 18421 BasePermission bp = mSettings.mPermissions.get(permission); 18422 if (bp == null) { 18423 continue; 18424 } 18425 18426 // If shared user we just reset the state to which only this app contributed. 18427 if (ps.sharedUser != null) { 18428 boolean used = false; 18429 final int packageCount = ps.sharedUser.packages.size(); 18430 for (int j = 0; j < packageCount; j++) { 18431 PackageSetting pkg = ps.sharedUser.packages.valueAt(j); 18432 if (pkg.pkg != null && !pkg.pkg.packageName.equals(ps.pkg.packageName) 18433 && pkg.pkg.requestedPermissions.contains(permission)) { 18434 used = true; 18435 break; 18436 } 18437 } 18438 if (used) { 18439 continue; 18440 } 18441 } 18442 18443 PermissionsState permissionsState = ps.getPermissionsState(); 18444 18445 final int oldFlags = permissionsState.getPermissionFlags(bp.name, userId); 18446 18447 // Always clear the user settable flags. 18448 final boolean hasInstallState = permissionsState.getInstallPermissionState( 18449 bp.name) != null; 18450 // If permission review is enabled and this is a legacy app, mark the 18451 // permission as requiring a review as this is the initial state. 18452 int flags = 0; 18453 if (mPermissionReviewRequired 18454 && ps.pkg.applicationInfo.targetSdkVersion < Build.VERSION_CODES.M) { 18455 flags |= FLAG_PERMISSION_REVIEW_REQUIRED; 18456 } 18457 if (permissionsState.updatePermissionFlags(bp, userId, userSettableMask, flags)) { 18458 if (hasInstallState) { 18459 writeInstallPermissions = true; 18460 } else { 18461 writeRuntimePermissions = true; 18462 } 18463 } 18464 18465 // Below is only runtime permission handling. 18466 if (!bp.isRuntime()) { 18467 continue; 18468 } 18469 18470 // Never clobber system or policy. 18471 if ((oldFlags & policyOrSystemFlags) != 0) { 18472 continue; 18473 } 18474 18475 // If this permission was granted by default, make sure it is. 18476 if ((oldFlags & FLAG_PERMISSION_GRANTED_BY_DEFAULT) != 0) { 18477 if (permissionsState.grantRuntimePermission(bp, userId) 18478 != PERMISSION_OPERATION_FAILURE) { 18479 writeRuntimePermissions = true; 18480 } 18481 // If permission review is enabled the permissions for a legacy apps 18482 // are represented as constantly granted runtime ones, so don't revoke. 18483 } else if ((flags & FLAG_PERMISSION_REVIEW_REQUIRED) == 0) { 18484 // Otherwise, reset the permission. 18485 final int revokeResult = permissionsState.revokeRuntimePermission(bp, userId); 18486 switch (revokeResult) { 18487 case PERMISSION_OPERATION_SUCCESS: 18488 case PERMISSION_OPERATION_SUCCESS_GIDS_CHANGED: { 18489 writeRuntimePermissions = true; 18490 final int appId = ps.appId; 18491 mHandler.post(new Runnable() { 18492 @Override 18493 public void run() { 18494 killUid(appId, userId, KILL_APP_REASON_PERMISSIONS_REVOKED); 18495 } 18496 }); 18497 } break; 18498 } 18499 } 18500 } 18501 18502 // Synchronously write as we are taking permissions away. 18503 if (writeRuntimePermissions) { 18504 mSettings.writeRuntimePermissionsForUserLPr(userId, true); 18505 } 18506 18507 // Synchronously write as we are taking permissions away. 18508 if (writeInstallPermissions) { 18509 mSettings.writeLPr(); 18510 } 18511 } 18512 18513 /** 18514 * Remove entries from the keystore daemon. Will only remove it if the 18515 * {@code appId} is valid. 18516 */ 18517 private static void removeKeystoreDataIfNeeded(int userId, int appId) { 18518 if (appId < 0) { 18519 return; 18520 } 18521 18522 final KeyStore keyStore = KeyStore.getInstance(); 18523 if (keyStore != null) { 18524 if (userId == UserHandle.USER_ALL) { 18525 for (final int individual : sUserManager.getUserIds()) { 18526 keyStore.clearUid(UserHandle.getUid(individual, appId)); 18527 } 18528 } else { 18529 keyStore.clearUid(UserHandle.getUid(userId, appId)); 18530 } 18531 } else { 18532 Slog.w(TAG, "Could not contact keystore to clear entries for app id " + appId); 18533 } 18534 } 18535 18536 @Override 18537 public void deleteApplicationCacheFiles(final String packageName, 18538 final IPackageDataObserver observer) { 18539 final int userId = UserHandle.getCallingUserId(); 18540 deleteApplicationCacheFilesAsUser(packageName, userId, observer); 18541 } 18542 18543 @Override 18544 public void deleteApplicationCacheFilesAsUser(final String packageName, final int userId, 18545 final IPackageDataObserver observer) { 18546 mContext.enforceCallingOrSelfPermission( 18547 android.Manifest.permission.DELETE_CACHE_FILES, null); 18548 enforceCrossUserPermission(Binder.getCallingUid(), userId, 18549 /* requireFullPermission= */ true, /* checkShell= */ false, 18550 "delete application cache files"); 18551 18552 final PackageParser.Package pkg; 18553 synchronized (mPackages) { 18554 pkg = mPackages.get(packageName); 18555 } 18556 18557 // Queue up an async operation since the package deletion may take a little while. 18558 mHandler.post(new Runnable() { 18559 public void run() { 18560 synchronized (mInstallLock) { 18561 final int flags = StorageManager.FLAG_STORAGE_DE 18562 | StorageManager.FLAG_STORAGE_CE; 18563 // We're only clearing cache files, so we don't care if the 18564 // app is unfrozen and still able to run 18565 clearAppDataLIF(pkg, userId, flags | Installer.FLAG_CLEAR_CACHE_ONLY); 18566 clearAppDataLIF(pkg, userId, flags | Installer.FLAG_CLEAR_CODE_CACHE_ONLY); 18567 } 18568 clearExternalStorageDataSync(packageName, userId, false); 18569 if (observer != null) { 18570 try { 18571 observer.onRemoveCompleted(packageName, true); 18572 } catch (RemoteException e) { 18573 Log.i(TAG, "Observer no longer exists."); 18574 } 18575 } 18576 } 18577 }); 18578 } 18579 18580 @Override 18581 public void getPackageSizeInfo(final String packageName, int userHandle, 18582 final IPackageStatsObserver observer) { 18583 mContext.enforceCallingOrSelfPermission( 18584 android.Manifest.permission.GET_PACKAGE_SIZE, null); 18585 if (packageName == null) { 18586 throw new IllegalArgumentException("Attempt to get size of null packageName"); 18587 } 18588 18589 PackageStats stats = new PackageStats(packageName, userHandle); 18590 18591 /* 18592 * Queue up an async operation since the package measurement may take a 18593 * little while. 18594 */ 18595 Message msg = mHandler.obtainMessage(INIT_COPY); 18596 msg.obj = new MeasureParams(stats, observer); 18597 mHandler.sendMessage(msg); 18598 } 18599 18600 private boolean getPackageSizeInfoLI(String packageName, int userId, PackageStats stats) { 18601 final PackageSetting ps; 18602 synchronized (mPackages) { 18603 ps = mSettings.mPackages.get(packageName); 18604 if (ps == null) { 18605 Slog.w(TAG, "Failed to find settings for " + packageName); 18606 return false; 18607 } 18608 } 18609 18610 final String[] packageNames = { packageName }; 18611 final long[] ceDataInodes = { ps.getCeDataInode(userId) }; 18612 final String[] codePaths = { ps.codePathString }; 18613 18614 try { 18615 mInstaller.getAppSize(ps.volumeUuid, packageNames, userId, 0, 18616 ps.appId, ceDataInodes, codePaths, stats); 18617 18618 // For now, ignore code size of packages on system partition 18619 if (isSystemApp(ps) && !isUpdatedSystemApp(ps)) { 18620 stats.codeSize = 0; 18621 } 18622 18623 // External clients expect these to be tracked separately 18624 stats.dataSize -= stats.cacheSize; 18625 18626 } catch (InstallerException e) { 18627 Slog.w(TAG, String.valueOf(e)); 18628 return false; 18629 } 18630 18631 return true; 18632 } 18633 18634 private int getUidTargetSdkVersionLockedLPr(int uid) { 18635 Object obj = mSettings.getUserIdLPr(uid); 18636 if (obj instanceof SharedUserSetting) { 18637 final SharedUserSetting sus = (SharedUserSetting) obj; 18638 int vers = Build.VERSION_CODES.CUR_DEVELOPMENT; 18639 final Iterator<PackageSetting> it = sus.packages.iterator(); 18640 while (it.hasNext()) { 18641 final PackageSetting ps = it.next(); 18642 if (ps.pkg != null) { 18643 int v = ps.pkg.applicationInfo.targetSdkVersion; 18644 if (v < vers) vers = v; 18645 } 18646 } 18647 return vers; 18648 } else if (obj instanceof PackageSetting) { 18649 final PackageSetting ps = (PackageSetting) obj; 18650 if (ps.pkg != null) { 18651 return ps.pkg.applicationInfo.targetSdkVersion; 18652 } 18653 } 18654 return Build.VERSION_CODES.CUR_DEVELOPMENT; 18655 } 18656 18657 @Override 18658 public void addPreferredActivity(IntentFilter filter, int match, 18659 ComponentName[] set, ComponentName activity, int userId) { 18660 addPreferredActivityInternal(filter, match, set, activity, true, userId, 18661 "Adding preferred"); 18662 } 18663 18664 private void addPreferredActivityInternal(IntentFilter filter, int match, 18665 ComponentName[] set, ComponentName activity, boolean always, int userId, 18666 String opname) { 18667 // writer 18668 int callingUid = Binder.getCallingUid(); 18669 enforceCrossUserPermission(callingUid, userId, 18670 true /* requireFullPermission */, false /* checkShell */, "add preferred activity"); 18671 if (filter.countActions() == 0) { 18672 Slog.w(TAG, "Cannot set a preferred activity with no filter actions"); 18673 return; 18674 } 18675 synchronized (mPackages) { 18676 if (mContext.checkCallingOrSelfPermission( 18677 android.Manifest.permission.SET_PREFERRED_APPLICATIONS) 18678 != PackageManager.PERMISSION_GRANTED) { 18679 if (getUidTargetSdkVersionLockedLPr(callingUid) 18680 < Build.VERSION_CODES.FROYO) { 18681 Slog.w(TAG, "Ignoring addPreferredActivity() from uid " 18682 + callingUid); 18683 return; 18684 } 18685 mContext.enforceCallingOrSelfPermission( 18686 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 18687 } 18688 18689 PreferredIntentResolver pir = mSettings.editPreferredActivitiesLPw(userId); 18690 Slog.i(TAG, opname + " activity " + activity.flattenToShortString() + " for user " 18691 + userId + ":"); 18692 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 18693 pir.addFilter(new PreferredActivity(filter, match, set, activity, always)); 18694 scheduleWritePackageRestrictionsLocked(userId); 18695 postPreferredActivityChangedBroadcast(userId); 18696 } 18697 } 18698 18699 private void postPreferredActivityChangedBroadcast(int userId) { 18700 mHandler.post(() -> { 18701 final IActivityManager am = ActivityManager.getService(); 18702 if (am == null) { 18703 return; 18704 } 18705 18706 final Intent intent = new Intent(Intent.ACTION_PREFERRED_ACTIVITY_CHANGED); 18707 intent.putExtra(Intent.EXTRA_USER_HANDLE, userId); 18708 try { 18709 am.broadcastIntent(null, intent, null, null, 18710 0, null, null, null, android.app.AppOpsManager.OP_NONE, 18711 null, false, false, userId); 18712 } catch (RemoteException e) { 18713 } 18714 }); 18715 } 18716 18717 @Override 18718 public void replacePreferredActivity(IntentFilter filter, int match, 18719 ComponentName[] set, ComponentName activity, int userId) { 18720 if (filter.countActions() != 1) { 18721 throw new IllegalArgumentException( 18722 "replacePreferredActivity expects filter to have only 1 action."); 18723 } 18724 if (filter.countDataAuthorities() != 0 18725 || filter.countDataPaths() != 0 18726 || filter.countDataSchemes() > 1 18727 || filter.countDataTypes() != 0) { 18728 throw new IllegalArgumentException( 18729 "replacePreferredActivity expects filter to have no data authorities, " + 18730 "paths, or types; and at most one scheme."); 18731 } 18732 18733 final int callingUid = Binder.getCallingUid(); 18734 enforceCrossUserPermission(callingUid, userId, 18735 true /* requireFullPermission */, false /* checkShell */, 18736 "replace preferred activity"); 18737 synchronized (mPackages) { 18738 if (mContext.checkCallingOrSelfPermission( 18739 android.Manifest.permission.SET_PREFERRED_APPLICATIONS) 18740 != PackageManager.PERMISSION_GRANTED) { 18741 if (getUidTargetSdkVersionLockedLPr(callingUid) 18742 < Build.VERSION_CODES.FROYO) { 18743 Slog.w(TAG, "Ignoring replacePreferredActivity() from uid " 18744 + Binder.getCallingUid()); 18745 return; 18746 } 18747 mContext.enforceCallingOrSelfPermission( 18748 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 18749 } 18750 18751 PreferredIntentResolver pir = mSettings.mPreferredActivities.get(userId); 18752 if (pir != null) { 18753 // Get all of the existing entries that exactly match this filter. 18754 ArrayList<PreferredActivity> existing = pir.findFilters(filter); 18755 if (existing != null && existing.size() == 1) { 18756 PreferredActivity cur = existing.get(0); 18757 if (DEBUG_PREFERRED) { 18758 Slog.i(TAG, "Checking replace of preferred:"); 18759 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 18760 if (!cur.mPref.mAlways) { 18761 Slog.i(TAG, " -- CUR; not mAlways!"); 18762 } else { 18763 Slog.i(TAG, " -- CUR: mMatch=" + cur.mPref.mMatch); 18764 Slog.i(TAG, " -- CUR: mSet=" 18765 + Arrays.toString(cur.mPref.mSetComponents)); 18766 Slog.i(TAG, " -- CUR: mComponent=" + cur.mPref.mShortComponent); 18767 Slog.i(TAG, " -- NEW: mMatch=" 18768 + (match&IntentFilter.MATCH_CATEGORY_MASK)); 18769 Slog.i(TAG, " -- CUR: mSet=" + Arrays.toString(set)); 18770 Slog.i(TAG, " -- CUR: mComponent=" + activity.flattenToShortString()); 18771 } 18772 } 18773 if (cur.mPref.mAlways && cur.mPref.mComponent.equals(activity) 18774 && cur.mPref.mMatch == (match&IntentFilter.MATCH_CATEGORY_MASK) 18775 && cur.mPref.sameSet(set)) { 18776 // Setting the preferred activity to what it happens to be already 18777 if (DEBUG_PREFERRED) { 18778 Slog.i(TAG, "Replacing with same preferred activity " 18779 + cur.mPref.mShortComponent + " for user " 18780 + userId + ":"); 18781 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 18782 } 18783 return; 18784 } 18785 } 18786 18787 if (existing != null) { 18788 if (DEBUG_PREFERRED) { 18789 Slog.i(TAG, existing.size() + " existing preferred matches for:"); 18790 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 18791 } 18792 for (int i = 0; i < existing.size(); i++) { 18793 PreferredActivity pa = existing.get(i); 18794 if (DEBUG_PREFERRED) { 18795 Slog.i(TAG, "Removing existing preferred activity " 18796 + pa.mPref.mComponent + ":"); 18797 pa.dump(new LogPrinter(Log.INFO, TAG), " "); 18798 } 18799 pir.removeFilter(pa); 18800 } 18801 } 18802 } 18803 addPreferredActivityInternal(filter, match, set, activity, true, userId, 18804 "Replacing preferred"); 18805 } 18806 } 18807 18808 @Override 18809 public void clearPackagePreferredActivities(String packageName) { 18810 final int uid = Binder.getCallingUid(); 18811 // writer 18812 synchronized (mPackages) { 18813 PackageParser.Package pkg = mPackages.get(packageName); 18814 if (pkg == null || pkg.applicationInfo.uid != uid) { 18815 if (mContext.checkCallingOrSelfPermission( 18816 android.Manifest.permission.SET_PREFERRED_APPLICATIONS) 18817 != PackageManager.PERMISSION_GRANTED) { 18818 if (getUidTargetSdkVersionLockedLPr(Binder.getCallingUid()) 18819 < Build.VERSION_CODES.FROYO) { 18820 Slog.w(TAG, "Ignoring clearPackagePreferredActivities() from uid " 18821 + Binder.getCallingUid()); 18822 return; 18823 } 18824 mContext.enforceCallingOrSelfPermission( 18825 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 18826 } 18827 } 18828 18829 int user = UserHandle.getCallingUserId(); 18830 if (clearPackagePreferredActivitiesLPw(packageName, user)) { 18831 scheduleWritePackageRestrictionsLocked(user); 18832 } 18833 } 18834 } 18835 18836 /** This method takes a specific user id as well as UserHandle.USER_ALL. */ 18837 boolean clearPackagePreferredActivitiesLPw(String packageName, int userId) { 18838 ArrayList<PreferredActivity> removed = null; 18839 boolean changed = false; 18840 for (int i=0; i<mSettings.mPreferredActivities.size(); i++) { 18841 final int thisUserId = mSettings.mPreferredActivities.keyAt(i); 18842 PreferredIntentResolver pir = mSettings.mPreferredActivities.valueAt(i); 18843 if (userId != UserHandle.USER_ALL && userId != thisUserId) { 18844 continue; 18845 } 18846 Iterator<PreferredActivity> it = pir.filterIterator(); 18847 while (it.hasNext()) { 18848 PreferredActivity pa = it.next(); 18849 // Mark entry for removal only if it matches the package name 18850 // and the entry is of type "always". 18851 if (packageName == null || 18852 (pa.mPref.mComponent.getPackageName().equals(packageName) 18853 && pa.mPref.mAlways)) { 18854 if (removed == null) { 18855 removed = new ArrayList<PreferredActivity>(); 18856 } 18857 removed.add(pa); 18858 } 18859 } 18860 if (removed != null) { 18861 for (int j=0; j<removed.size(); j++) { 18862 PreferredActivity pa = removed.get(j); 18863 pir.removeFilter(pa); 18864 } 18865 changed = true; 18866 } 18867 } 18868 if (changed) { 18869 postPreferredActivityChangedBroadcast(userId); 18870 } 18871 return changed; 18872 } 18873 18874 /** This method takes a specific user id as well as UserHandle.USER_ALL. */ 18875 private void clearIntentFilterVerificationsLPw(int userId) { 18876 final int packageCount = mPackages.size(); 18877 for (int i = 0; i < packageCount; i++) { 18878 PackageParser.Package pkg = mPackages.valueAt(i); 18879 clearIntentFilterVerificationsLPw(pkg.packageName, userId); 18880 } 18881 } 18882 18883 /** This method takes a specific user id as well as UserHandle.USER_ALL. */ 18884 void clearIntentFilterVerificationsLPw(String packageName, int userId) { 18885 if (userId == UserHandle.USER_ALL) { 18886 if (mSettings.removeIntentFilterVerificationLPw(packageName, 18887 sUserManager.getUserIds())) { 18888 for (int oneUserId : sUserManager.getUserIds()) { 18889 scheduleWritePackageRestrictionsLocked(oneUserId); 18890 } 18891 } 18892 } else { 18893 if (mSettings.removeIntentFilterVerificationLPw(packageName, userId)) { 18894 scheduleWritePackageRestrictionsLocked(userId); 18895 } 18896 } 18897 } 18898 18899 void clearDefaultBrowserIfNeeded(String packageName) { 18900 for (int oneUserId : sUserManager.getUserIds()) { 18901 String defaultBrowserPackageName = getDefaultBrowserPackageName(oneUserId); 18902 if (TextUtils.isEmpty(defaultBrowserPackageName)) continue; 18903 if (packageName.equals(defaultBrowserPackageName)) { 18904 setDefaultBrowserPackageName(null, oneUserId); 18905 } 18906 } 18907 } 18908 18909 @Override 18910 public void resetApplicationPreferences(int userId) { 18911 mContext.enforceCallingOrSelfPermission( 18912 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 18913 final long identity = Binder.clearCallingIdentity(); 18914 // writer 18915 try { 18916 synchronized (mPackages) { 18917 clearPackagePreferredActivitiesLPw(null, userId); 18918 mSettings.applyDefaultPreferredAppsLPw(this, userId); 18919 // TODO: We have to reset the default SMS and Phone. This requires 18920 // significant refactoring to keep all default apps in the package 18921 // manager (cleaner but more work) or have the services provide 18922 // callbacks to the package manager to request a default app reset. 18923 applyFactoryDefaultBrowserLPw(userId); 18924 clearIntentFilterVerificationsLPw(userId); 18925 primeDomainVerificationsLPw(userId); 18926 resetUserChangesToRuntimePermissionsAndFlagsLPw(userId); 18927 scheduleWritePackageRestrictionsLocked(userId); 18928 } 18929 resetNetworkPolicies(userId); 18930 } finally { 18931 Binder.restoreCallingIdentity(identity); 18932 } 18933 } 18934 18935 @Override 18936 public int getPreferredActivities(List<IntentFilter> outFilters, 18937 List<ComponentName> outActivities, String packageName) { 18938 18939 int num = 0; 18940 final int userId = UserHandle.getCallingUserId(); 18941 // reader 18942 synchronized (mPackages) { 18943 PreferredIntentResolver pir = mSettings.mPreferredActivities.get(userId); 18944 if (pir != null) { 18945 final Iterator<PreferredActivity> it = pir.filterIterator(); 18946 while (it.hasNext()) { 18947 final PreferredActivity pa = it.next(); 18948 if (packageName == null 18949 || (pa.mPref.mComponent.getPackageName().equals(packageName) 18950 && pa.mPref.mAlways)) { 18951 if (outFilters != null) { 18952 outFilters.add(new IntentFilter(pa)); 18953 } 18954 if (outActivities != null) { 18955 outActivities.add(pa.mPref.mComponent); 18956 } 18957 } 18958 } 18959 } 18960 } 18961 18962 return num; 18963 } 18964 18965 @Override 18966 public void addPersistentPreferredActivity(IntentFilter filter, ComponentName activity, 18967 int userId) { 18968 int callingUid = Binder.getCallingUid(); 18969 if (callingUid != Process.SYSTEM_UID) { 18970 throw new SecurityException( 18971 "addPersistentPreferredActivity can only be run by the system"); 18972 } 18973 if (filter.countActions() == 0) { 18974 Slog.w(TAG, "Cannot set a preferred activity with no filter actions"); 18975 return; 18976 } 18977 synchronized (mPackages) { 18978 Slog.i(TAG, "Adding persistent preferred activity " + activity + " for user " + userId + 18979 ":"); 18980 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 18981 mSettings.editPersistentPreferredActivitiesLPw(userId).addFilter( 18982 new PersistentPreferredActivity(filter, activity)); 18983 scheduleWritePackageRestrictionsLocked(userId); 18984 postPreferredActivityChangedBroadcast(userId); 18985 } 18986 } 18987 18988 @Override 18989 public void clearPackagePersistentPreferredActivities(String packageName, int userId) { 18990 int callingUid = Binder.getCallingUid(); 18991 if (callingUid != Process.SYSTEM_UID) { 18992 throw new SecurityException( 18993 "clearPackagePersistentPreferredActivities can only be run by the system"); 18994 } 18995 ArrayList<PersistentPreferredActivity> removed = null; 18996 boolean changed = false; 18997 synchronized (mPackages) { 18998 for (int i=0; i<mSettings.mPersistentPreferredActivities.size(); i++) { 18999 final int thisUserId = mSettings.mPersistentPreferredActivities.keyAt(i); 19000 PersistentPreferredIntentResolver ppir = mSettings.mPersistentPreferredActivities 19001 .valueAt(i); 19002 if (userId != thisUserId) { 19003 continue; 19004 } 19005 Iterator<PersistentPreferredActivity> it = ppir.filterIterator(); 19006 while (it.hasNext()) { 19007 PersistentPreferredActivity ppa = it.next(); 19008 // Mark entry for removal only if it matches the package name. 19009 if (ppa.mComponent.getPackageName().equals(packageName)) { 19010 if (removed == null) { 19011 removed = new ArrayList<PersistentPreferredActivity>(); 19012 } 19013 removed.add(ppa); 19014 } 19015 } 19016 if (removed != null) { 19017 for (int j=0; j<removed.size(); j++) { 19018 PersistentPreferredActivity ppa = removed.get(j); 19019 ppir.removeFilter(ppa); 19020 } 19021 changed = true; 19022 } 19023 } 19024 19025 if (changed) { 19026 scheduleWritePackageRestrictionsLocked(userId); 19027 postPreferredActivityChangedBroadcast(userId); 19028 } 19029 } 19030 } 19031 19032 /** 19033 * Common machinery for picking apart a restored XML blob and passing 19034 * it to a caller-supplied functor to be applied to the running system. 19035 */ 19036 private void restoreFromXml(XmlPullParser parser, int userId, 19037 String expectedStartTag, BlobXmlRestorer functor) 19038 throws IOException, XmlPullParserException { 19039 int type; 19040 while ((type = parser.next()) != XmlPullParser.START_TAG 19041 && type != XmlPullParser.END_DOCUMENT) { 19042 } 19043 if (type != XmlPullParser.START_TAG) { 19044 // oops didn't find a start tag?! 19045 if (DEBUG_BACKUP) { 19046 Slog.e(TAG, "Didn't find start tag during restore"); 19047 } 19048 return; 19049 } 19050Slog.v(TAG, ":: restoreFromXml() : got to tag " + parser.getName()); 19051 // this is supposed to be TAG_PREFERRED_BACKUP 19052 if (!expectedStartTag.equals(parser.getName())) { 19053 if (DEBUG_BACKUP) { 19054 Slog.e(TAG, "Found unexpected tag " + parser.getName()); 19055 } 19056 return; 19057 } 19058 19059 // skip interfering stuff, then we're aligned with the backing implementation 19060 while ((type = parser.next()) == XmlPullParser.TEXT) { } 19061Slog.v(TAG, ":: stepped forward, applying functor at tag " + parser.getName()); 19062 functor.apply(parser, userId); 19063 } 19064 19065 private interface BlobXmlRestorer { 19066 public void apply(XmlPullParser parser, int userId) throws IOException, XmlPullParserException; 19067 } 19068 19069 /** 19070 * Non-Binder method, support for the backup/restore mechanism: write the 19071 * full set of preferred activities in its canonical XML format. Returns the 19072 * XML output as a byte array, or null if there is none. 19073 */ 19074 @Override 19075 public byte[] getPreferredActivityBackup(int userId) { 19076 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 19077 throw new SecurityException("Only the system may call getPreferredActivityBackup()"); 19078 } 19079 19080 ByteArrayOutputStream dataStream = new ByteArrayOutputStream(); 19081 try { 19082 final XmlSerializer serializer = new FastXmlSerializer(); 19083 serializer.setOutput(dataStream, StandardCharsets.UTF_8.name()); 19084 serializer.startDocument(null, true); 19085 serializer.startTag(null, TAG_PREFERRED_BACKUP); 19086 19087 synchronized (mPackages) { 19088 mSettings.writePreferredActivitiesLPr(serializer, userId, true); 19089 } 19090 19091 serializer.endTag(null, TAG_PREFERRED_BACKUP); 19092 serializer.endDocument(); 19093 serializer.flush(); 19094 } catch (Exception e) { 19095 if (DEBUG_BACKUP) { 19096 Slog.e(TAG, "Unable to write preferred activities for backup", e); 19097 } 19098 return null; 19099 } 19100 19101 return dataStream.toByteArray(); 19102 } 19103 19104 @Override 19105 public void restorePreferredActivities(byte[] backup, int userId) { 19106 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 19107 throw new SecurityException("Only the system may call restorePreferredActivities()"); 19108 } 19109 19110 try { 19111 final XmlPullParser parser = Xml.newPullParser(); 19112 parser.setInput(new ByteArrayInputStream(backup), StandardCharsets.UTF_8.name()); 19113 restoreFromXml(parser, userId, TAG_PREFERRED_BACKUP, 19114 new BlobXmlRestorer() { 19115 @Override 19116 public void apply(XmlPullParser parser, int userId) 19117 throws XmlPullParserException, IOException { 19118 synchronized (mPackages) { 19119 mSettings.readPreferredActivitiesLPw(parser, userId); 19120 } 19121 } 19122 } ); 19123 } catch (Exception e) { 19124 if (DEBUG_BACKUP) { 19125 Slog.e(TAG, "Exception restoring preferred activities: " + e.getMessage()); 19126 } 19127 } 19128 } 19129 19130 /** 19131 * Non-Binder method, support for the backup/restore mechanism: write the 19132 * default browser (etc) settings in its canonical XML format. Returns the default 19133 * browser XML representation as a byte array, or null if there is none. 19134 */ 19135 @Override 19136 public byte[] getDefaultAppsBackup(int userId) { 19137 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 19138 throw new SecurityException("Only the system may call getDefaultAppsBackup()"); 19139 } 19140 19141 ByteArrayOutputStream dataStream = new ByteArrayOutputStream(); 19142 try { 19143 final XmlSerializer serializer = new FastXmlSerializer(); 19144 serializer.setOutput(dataStream, StandardCharsets.UTF_8.name()); 19145 serializer.startDocument(null, true); 19146 serializer.startTag(null, TAG_DEFAULT_APPS); 19147 19148 synchronized (mPackages) { 19149 mSettings.writeDefaultAppsLPr(serializer, userId); 19150 } 19151 19152 serializer.endTag(null, TAG_DEFAULT_APPS); 19153 serializer.endDocument(); 19154 serializer.flush(); 19155 } catch (Exception e) { 19156 if (DEBUG_BACKUP) { 19157 Slog.e(TAG, "Unable to write default apps for backup", e); 19158 } 19159 return null; 19160 } 19161 19162 return dataStream.toByteArray(); 19163 } 19164 19165 @Override 19166 public void restoreDefaultApps(byte[] backup, int userId) { 19167 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 19168 throw new SecurityException("Only the system may call restoreDefaultApps()"); 19169 } 19170 19171 try { 19172 final XmlPullParser parser = Xml.newPullParser(); 19173 parser.setInput(new ByteArrayInputStream(backup), StandardCharsets.UTF_8.name()); 19174 restoreFromXml(parser, userId, TAG_DEFAULT_APPS, 19175 new BlobXmlRestorer() { 19176 @Override 19177 public void apply(XmlPullParser parser, int userId) 19178 throws XmlPullParserException, IOException { 19179 synchronized (mPackages) { 19180 mSettings.readDefaultAppsLPw(parser, userId); 19181 } 19182 } 19183 } ); 19184 } catch (Exception e) { 19185 if (DEBUG_BACKUP) { 19186 Slog.e(TAG, "Exception restoring default apps: " + e.getMessage()); 19187 } 19188 } 19189 } 19190 19191 @Override 19192 public byte[] getIntentFilterVerificationBackup(int userId) { 19193 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 19194 throw new SecurityException("Only the system may call getIntentFilterVerificationBackup()"); 19195 } 19196 19197 ByteArrayOutputStream dataStream = new ByteArrayOutputStream(); 19198 try { 19199 final XmlSerializer serializer = new FastXmlSerializer(); 19200 serializer.setOutput(dataStream, StandardCharsets.UTF_8.name()); 19201 serializer.startDocument(null, true); 19202 serializer.startTag(null, TAG_INTENT_FILTER_VERIFICATION); 19203 19204 synchronized (mPackages) { 19205 mSettings.writeAllDomainVerificationsLPr(serializer, userId); 19206 } 19207 19208 serializer.endTag(null, TAG_INTENT_FILTER_VERIFICATION); 19209 serializer.endDocument(); 19210 serializer.flush(); 19211 } catch (Exception e) { 19212 if (DEBUG_BACKUP) { 19213 Slog.e(TAG, "Unable to write default apps for backup", e); 19214 } 19215 return null; 19216 } 19217 19218 return dataStream.toByteArray(); 19219 } 19220 19221 @Override 19222 public void restoreIntentFilterVerification(byte[] backup, int userId) { 19223 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 19224 throw new SecurityException("Only the system may call restorePreferredActivities()"); 19225 } 19226 19227 try { 19228 final XmlPullParser parser = Xml.newPullParser(); 19229 parser.setInput(new ByteArrayInputStream(backup), StandardCharsets.UTF_8.name()); 19230 restoreFromXml(parser, userId, TAG_INTENT_FILTER_VERIFICATION, 19231 new BlobXmlRestorer() { 19232 @Override 19233 public void apply(XmlPullParser parser, int userId) 19234 throws XmlPullParserException, IOException { 19235 synchronized (mPackages) { 19236 mSettings.readAllDomainVerificationsLPr(parser, userId); 19237 mSettings.writeLPr(); 19238 } 19239 } 19240 } ); 19241 } catch (Exception e) { 19242 if (DEBUG_BACKUP) { 19243 Slog.e(TAG, "Exception restoring preferred activities: " + e.getMessage()); 19244 } 19245 } 19246 } 19247 19248 @Override 19249 public byte[] getPermissionGrantBackup(int userId) { 19250 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 19251 throw new SecurityException("Only the system may call getPermissionGrantBackup()"); 19252 } 19253 19254 ByteArrayOutputStream dataStream = new ByteArrayOutputStream(); 19255 try { 19256 final XmlSerializer serializer = new FastXmlSerializer(); 19257 serializer.setOutput(dataStream, StandardCharsets.UTF_8.name()); 19258 serializer.startDocument(null, true); 19259 serializer.startTag(null, TAG_PERMISSION_BACKUP); 19260 19261 synchronized (mPackages) { 19262 serializeRuntimePermissionGrantsLPr(serializer, userId); 19263 } 19264 19265 serializer.endTag(null, TAG_PERMISSION_BACKUP); 19266 serializer.endDocument(); 19267 serializer.flush(); 19268 } catch (Exception e) { 19269 if (DEBUG_BACKUP) { 19270 Slog.e(TAG, "Unable to write default apps for backup", e); 19271 } 19272 return null; 19273 } 19274 19275 return dataStream.toByteArray(); 19276 } 19277 19278 @Override 19279 public void restorePermissionGrants(byte[] backup, int userId) { 19280 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 19281 throw new SecurityException("Only the system may call restorePermissionGrants()"); 19282 } 19283 19284 try { 19285 final XmlPullParser parser = Xml.newPullParser(); 19286 parser.setInput(new ByteArrayInputStream(backup), StandardCharsets.UTF_8.name()); 19287 restoreFromXml(parser, userId, TAG_PERMISSION_BACKUP, 19288 new BlobXmlRestorer() { 19289 @Override 19290 public void apply(XmlPullParser parser, int userId) 19291 throws XmlPullParserException, IOException { 19292 synchronized (mPackages) { 19293 processRestoredPermissionGrantsLPr(parser, userId); 19294 } 19295 } 19296 } ); 19297 } catch (Exception e) { 19298 if (DEBUG_BACKUP) { 19299 Slog.e(TAG, "Exception restoring preferred activities: " + e.getMessage()); 19300 } 19301 } 19302 } 19303 19304 private void serializeRuntimePermissionGrantsLPr(XmlSerializer serializer, final int userId) 19305 throws IOException { 19306 serializer.startTag(null, TAG_ALL_GRANTS); 19307 19308 final int N = mSettings.mPackages.size(); 19309 for (int i = 0; i < N; i++) { 19310 final PackageSetting ps = mSettings.mPackages.valueAt(i); 19311 boolean pkgGrantsKnown = false; 19312 19313 PermissionsState packagePerms = ps.getPermissionsState(); 19314 19315 for (PermissionState state : packagePerms.getRuntimePermissionStates(userId)) { 19316 final int grantFlags = state.getFlags(); 19317 // only look at grants that are not system/policy fixed 19318 if ((grantFlags & SYSTEM_RUNTIME_GRANT_MASK) == 0) { 19319 final boolean isGranted = state.isGranted(); 19320 // And only back up the user-twiddled state bits 19321 if (isGranted || (grantFlags & USER_RUNTIME_GRANT_MASK) != 0) { 19322 final String packageName = mSettings.mPackages.keyAt(i); 19323 if (!pkgGrantsKnown) { 19324 serializer.startTag(null, TAG_GRANT); 19325 serializer.attribute(null, ATTR_PACKAGE_NAME, packageName); 19326 pkgGrantsKnown = true; 19327 } 19328 19329 final boolean userSet = 19330 (grantFlags & FLAG_PERMISSION_USER_SET) != 0; 19331 final boolean userFixed = 19332 (grantFlags & FLAG_PERMISSION_USER_FIXED) != 0; 19333 final boolean revoke = 19334 (grantFlags & FLAG_PERMISSION_REVOKE_ON_UPGRADE) != 0; 19335 19336 serializer.startTag(null, TAG_PERMISSION); 19337 serializer.attribute(null, ATTR_PERMISSION_NAME, state.getName()); 19338 if (isGranted) { 19339 serializer.attribute(null, ATTR_IS_GRANTED, "true"); 19340 } 19341 if (userSet) { 19342 serializer.attribute(null, ATTR_USER_SET, "true"); 19343 } 19344 if (userFixed) { 19345 serializer.attribute(null, ATTR_USER_FIXED, "true"); 19346 } 19347 if (revoke) { 19348 serializer.attribute(null, ATTR_REVOKE_ON_UPGRADE, "true"); 19349 } 19350 serializer.endTag(null, TAG_PERMISSION); 19351 } 19352 } 19353 } 19354 19355 if (pkgGrantsKnown) { 19356 serializer.endTag(null, TAG_GRANT); 19357 } 19358 } 19359 19360 serializer.endTag(null, TAG_ALL_GRANTS); 19361 } 19362 19363 private void processRestoredPermissionGrantsLPr(XmlPullParser parser, int userId) 19364 throws XmlPullParserException, IOException { 19365 String pkgName = null; 19366 int outerDepth = parser.getDepth(); 19367 int type; 19368 while ((type = parser.next()) != XmlPullParser.END_DOCUMENT 19369 && (type != XmlPullParser.END_TAG || parser.getDepth() > outerDepth)) { 19370 if (type == XmlPullParser.END_TAG || type == XmlPullParser.TEXT) { 19371 continue; 19372 } 19373 19374 final String tagName = parser.getName(); 19375 if (tagName.equals(TAG_GRANT)) { 19376 pkgName = parser.getAttributeValue(null, ATTR_PACKAGE_NAME); 19377 if (DEBUG_BACKUP) { 19378 Slog.v(TAG, "+++ Restoring grants for package " + pkgName); 19379 } 19380 } else if (tagName.equals(TAG_PERMISSION)) { 19381 19382 final boolean isGranted = "true".equals(parser.getAttributeValue(null, ATTR_IS_GRANTED)); 19383 final String permName = parser.getAttributeValue(null, ATTR_PERMISSION_NAME); 19384 19385 int newFlagSet = 0; 19386 if ("true".equals(parser.getAttributeValue(null, ATTR_USER_SET))) { 19387 newFlagSet |= FLAG_PERMISSION_USER_SET; 19388 } 19389 if ("true".equals(parser.getAttributeValue(null, ATTR_USER_FIXED))) { 19390 newFlagSet |= FLAG_PERMISSION_USER_FIXED; 19391 } 19392 if ("true".equals(parser.getAttributeValue(null, ATTR_REVOKE_ON_UPGRADE))) { 19393 newFlagSet |= FLAG_PERMISSION_REVOKE_ON_UPGRADE; 19394 } 19395 if (DEBUG_BACKUP) { 19396 Slog.v(TAG, " + Restoring grant: pkg=" + pkgName + " perm=" + permName 19397 + " granted=" + isGranted + " bits=0x" + Integer.toHexString(newFlagSet)); 19398 } 19399 final PackageSetting ps = mSettings.mPackages.get(pkgName); 19400 if (ps != null) { 19401 // Already installed so we apply the grant immediately 19402 if (DEBUG_BACKUP) { 19403 Slog.v(TAG, " + already installed; applying"); 19404 } 19405 PermissionsState perms = ps.getPermissionsState(); 19406 BasePermission bp = mSettings.mPermissions.get(permName); 19407 if (bp != null) { 19408 if (isGranted) { 19409 perms.grantRuntimePermission(bp, userId); 19410 } 19411 if (newFlagSet != 0) { 19412 perms.updatePermissionFlags(bp, userId, USER_RUNTIME_GRANT_MASK, newFlagSet); 19413 } 19414 } 19415 } else { 19416 // Need to wait for post-restore install to apply the grant 19417 if (DEBUG_BACKUP) { 19418 Slog.v(TAG, " - not yet installed; saving for later"); 19419 } 19420 mSettings.processRestoredPermissionGrantLPr(pkgName, permName, 19421 isGranted, newFlagSet, userId); 19422 } 19423 } else { 19424 PackageManagerService.reportSettingsProblem(Log.WARN, 19425 "Unknown element under <" + TAG_PERMISSION_BACKUP + ">: " + tagName); 19426 XmlUtils.skipCurrentTag(parser); 19427 } 19428 } 19429 19430 scheduleWriteSettingsLocked(); 19431 mSettings.writeRuntimePermissionsForUserLPr(userId, false); 19432 } 19433 19434 @Override 19435 public void addCrossProfileIntentFilter(IntentFilter intentFilter, String ownerPackage, 19436 int sourceUserId, int targetUserId, int flags) { 19437 mContext.enforceCallingOrSelfPermission( 19438 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, null); 19439 int callingUid = Binder.getCallingUid(); 19440 enforceOwnerRights(ownerPackage, callingUid); 19441 enforceShellRestriction(UserManager.DISALLOW_DEBUGGING_FEATURES, callingUid, sourceUserId); 19442 if (intentFilter.countActions() == 0) { 19443 Slog.w(TAG, "Cannot set a crossProfile intent filter with no filter actions"); 19444 return; 19445 } 19446 synchronized (mPackages) { 19447 CrossProfileIntentFilter newFilter = new CrossProfileIntentFilter(intentFilter, 19448 ownerPackage, targetUserId, flags); 19449 CrossProfileIntentResolver resolver = 19450 mSettings.editCrossProfileIntentResolverLPw(sourceUserId); 19451 ArrayList<CrossProfileIntentFilter> existing = resolver.findFilters(intentFilter); 19452 // We have all those whose filter is equal. Now checking if the rest is equal as well. 19453 if (existing != null) { 19454 int size = existing.size(); 19455 for (int i = 0; i < size; i++) { 19456 if (newFilter.equalsIgnoreFilter(existing.get(i))) { 19457 return; 19458 } 19459 } 19460 } 19461 resolver.addFilter(newFilter); 19462 scheduleWritePackageRestrictionsLocked(sourceUserId); 19463 } 19464 } 19465 19466 @Override 19467 public void clearCrossProfileIntentFilters(int sourceUserId, String ownerPackage) { 19468 mContext.enforceCallingOrSelfPermission( 19469 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, null); 19470 int callingUid = Binder.getCallingUid(); 19471 enforceOwnerRights(ownerPackage, callingUid); 19472 enforceShellRestriction(UserManager.DISALLOW_DEBUGGING_FEATURES, callingUid, sourceUserId); 19473 synchronized (mPackages) { 19474 CrossProfileIntentResolver resolver = 19475 mSettings.editCrossProfileIntentResolverLPw(sourceUserId); 19476 ArraySet<CrossProfileIntentFilter> set = 19477 new ArraySet<CrossProfileIntentFilter>(resolver.filterSet()); 19478 for (CrossProfileIntentFilter filter : set) { 19479 if (filter.getOwnerPackage().equals(ownerPackage)) { 19480 resolver.removeFilter(filter); 19481 } 19482 } 19483 scheduleWritePackageRestrictionsLocked(sourceUserId); 19484 } 19485 } 19486 19487 // Enforcing that callingUid is owning pkg on userId 19488 private void enforceOwnerRights(String pkg, int callingUid) { 19489 // The system owns everything. 19490 if (UserHandle.getAppId(callingUid) == Process.SYSTEM_UID) { 19491 return; 19492 } 19493 int callingUserId = UserHandle.getUserId(callingUid); 19494 PackageInfo pi = getPackageInfo(pkg, 0, callingUserId); 19495 if (pi == null) { 19496 throw new IllegalArgumentException("Unknown package " + pkg + " on user " 19497 + callingUserId); 19498 } 19499 if (!UserHandle.isSameApp(pi.applicationInfo.uid, callingUid)) { 19500 throw new SecurityException("Calling uid " + callingUid 19501 + " does not own package " + pkg); 19502 } 19503 } 19504 19505 @Override 19506 public ComponentName getHomeActivities(List<ResolveInfo> allHomeCandidates) { 19507 return getHomeActivitiesAsUser(allHomeCandidates, UserHandle.getCallingUserId()); 19508 } 19509 19510 private Intent getHomeIntent() { 19511 Intent intent = new Intent(Intent.ACTION_MAIN); 19512 intent.addCategory(Intent.CATEGORY_HOME); 19513 intent.addCategory(Intent.CATEGORY_DEFAULT); 19514 return intent; 19515 } 19516 19517 private IntentFilter getHomeFilter() { 19518 IntentFilter filter = new IntentFilter(Intent.ACTION_MAIN); 19519 filter.addCategory(Intent.CATEGORY_HOME); 19520 filter.addCategory(Intent.CATEGORY_DEFAULT); 19521 return filter; 19522 } 19523 19524 ComponentName getHomeActivitiesAsUser(List<ResolveInfo> allHomeCandidates, 19525 int userId) { 19526 Intent intent = getHomeIntent(); 19527 List<ResolveInfo> list = queryIntentActivitiesInternal(intent, null, 19528 PackageManager.GET_META_DATA, userId); 19529 ResolveInfo preferred = findPreferredActivity(intent, null, 0, list, 0, 19530 true, false, false, userId); 19531 19532 allHomeCandidates.clear(); 19533 if (list != null) { 19534 for (ResolveInfo ri : list) { 19535 allHomeCandidates.add(ri); 19536 } 19537 } 19538 return (preferred == null || preferred.activityInfo == null) 19539 ? null 19540 : new ComponentName(preferred.activityInfo.packageName, 19541 preferred.activityInfo.name); 19542 } 19543 19544 @Override 19545 public void setHomeActivity(ComponentName comp, int userId) { 19546 ArrayList<ResolveInfo> homeActivities = new ArrayList<>(); 19547 getHomeActivitiesAsUser(homeActivities, userId); 19548 19549 boolean found = false; 19550 19551 final int size = homeActivities.size(); 19552 final ComponentName[] set = new ComponentName[size]; 19553 for (int i = 0; i < size; i++) { 19554 final ResolveInfo candidate = homeActivities.get(i); 19555 final ActivityInfo info = candidate.activityInfo; 19556 final ComponentName activityName = new ComponentName(info.packageName, info.name); 19557 set[i] = activityName; 19558 if (!found && activityName.equals(comp)) { 19559 found = true; 19560 } 19561 } 19562 if (!found) { 19563 throw new IllegalArgumentException("Component " + comp + " cannot be home on user " 19564 + userId); 19565 } 19566 replacePreferredActivity(getHomeFilter(), IntentFilter.MATCH_CATEGORY_EMPTY, 19567 set, comp, userId); 19568 } 19569 19570 private @Nullable String getSetupWizardPackageName() { 19571 final Intent intent = new Intent(Intent.ACTION_MAIN); 19572 intent.addCategory(Intent.CATEGORY_SETUP_WIZARD); 19573 19574 final List<ResolveInfo> matches = queryIntentActivitiesInternal(intent, null, 19575 MATCH_SYSTEM_ONLY | MATCH_DIRECT_BOOT_AWARE | MATCH_DIRECT_BOOT_UNAWARE 19576 | MATCH_DISABLED_COMPONENTS, 19577 UserHandle.myUserId()); 19578 if (matches.size() == 1) { 19579 return matches.get(0).getComponentInfo().packageName; 19580 } else { 19581 Slog.e(TAG, "There should probably be exactly one setup wizard; found " + matches.size() 19582 + ": matches=" + matches); 19583 return null; 19584 } 19585 } 19586 19587 private @Nullable String getStorageManagerPackageName() { 19588 final Intent intent = new Intent(StorageManager.ACTION_MANAGE_STORAGE); 19589 19590 final List<ResolveInfo> matches = queryIntentActivitiesInternal(intent, null, 19591 MATCH_SYSTEM_ONLY | MATCH_DIRECT_BOOT_AWARE | MATCH_DIRECT_BOOT_UNAWARE 19592 | MATCH_DISABLED_COMPONENTS, 19593 UserHandle.myUserId()); 19594 if (matches.size() == 1) { 19595 return matches.get(0).getComponentInfo().packageName; 19596 } else { 19597 Slog.e(TAG, "There should probably be exactly one storage manager; found " 19598 + matches.size() + ": matches=" + matches); 19599 return null; 19600 } 19601 } 19602 19603 @Override 19604 public void setApplicationEnabledSetting(String appPackageName, 19605 int newState, int flags, int userId, String callingPackage) { 19606 if (!sUserManager.exists(userId)) return; 19607 if (callingPackage == null) { 19608 callingPackage = Integer.toString(Binder.getCallingUid()); 19609 } 19610 setEnabledSetting(appPackageName, null, newState, flags, userId, callingPackage); 19611 } 19612 19613 @Override 19614 public void setComponentEnabledSetting(ComponentName componentName, 19615 int newState, int flags, int userId) { 19616 if (!sUserManager.exists(userId)) return; 19617 setEnabledSetting(componentName.getPackageName(), 19618 componentName.getClassName(), newState, flags, userId, null); 19619 } 19620 19621 private void setEnabledSetting(final String packageName, String className, int newState, 19622 final int flags, int userId, String callingPackage) { 19623 if (!(newState == COMPONENT_ENABLED_STATE_DEFAULT 19624 || newState == COMPONENT_ENABLED_STATE_ENABLED 19625 || newState == COMPONENT_ENABLED_STATE_DISABLED 19626 || newState == COMPONENT_ENABLED_STATE_DISABLED_USER 19627 || newState == COMPONENT_ENABLED_STATE_DISABLED_UNTIL_USED)) { 19628 throw new IllegalArgumentException("Invalid new component state: " 19629 + newState); 19630 } 19631 PackageSetting pkgSetting; 19632 final int uid = Binder.getCallingUid(); 19633 final int permission; 19634 if (uid == Process.SYSTEM_UID) { 19635 permission = PackageManager.PERMISSION_GRANTED; 19636 } else { 19637 permission = mContext.checkCallingOrSelfPermission( 19638 android.Manifest.permission.CHANGE_COMPONENT_ENABLED_STATE); 19639 } 19640 enforceCrossUserPermission(uid, userId, 19641 false /* requireFullPermission */, true /* checkShell */, "set enabled"); 19642 final boolean allowedByPermission = (permission == PackageManager.PERMISSION_GRANTED); 19643 boolean sendNow = false; 19644 boolean isApp = (className == null); 19645 String componentName = isApp ? packageName : className; 19646 int packageUid = -1; 19647 ArrayList<String> components; 19648 19649 // writer 19650 synchronized (mPackages) { 19651 pkgSetting = mSettings.mPackages.get(packageName); 19652 if (pkgSetting == null) { 19653 if (className == null) { 19654 throw new IllegalArgumentException("Unknown package: " + packageName); 19655 } 19656 throw new IllegalArgumentException( 19657 "Unknown component: " + packageName + "/" + className); 19658 } 19659 } 19660 19661 // Limit who can change which apps 19662 if (!UserHandle.isSameApp(uid, pkgSetting.appId)) { 19663 // Don't allow apps that don't have permission to modify other apps 19664 if (!allowedByPermission) { 19665 throw new SecurityException( 19666 "Permission Denial: attempt to change component state from pid=" 19667 + Binder.getCallingPid() 19668 + ", uid=" + uid + ", package uid=" + pkgSetting.appId); 19669 } 19670 // Don't allow changing protected packages. 19671 if (mProtectedPackages.isPackageStateProtected(userId, packageName)) { 19672 throw new SecurityException("Cannot disable a protected package: " + packageName); 19673 } 19674 } 19675 19676 synchronized (mPackages) { 19677 if (uid == Process.SHELL_UID 19678 && (pkgSetting.pkgFlags & ApplicationInfo.FLAG_TEST_ONLY) == 0) { 19679 // Shell can only change whole packages between ENABLED and DISABLED_USER states 19680 // unless it is a test package. 19681 int oldState = pkgSetting.getEnabled(userId); 19682 if (className == null 19683 && 19684 (oldState == COMPONENT_ENABLED_STATE_DISABLED_USER 19685 || oldState == COMPONENT_ENABLED_STATE_DEFAULT 19686 || oldState == COMPONENT_ENABLED_STATE_ENABLED) 19687 && 19688 (newState == COMPONENT_ENABLED_STATE_DISABLED_USER 19689 || newState == COMPONENT_ENABLED_STATE_DEFAULT 19690 || newState == COMPONENT_ENABLED_STATE_ENABLED)) { 19691 // ok 19692 } else { 19693 throw new SecurityException( 19694 "Shell cannot change component state for " + packageName + "/" 19695 + className + " to " + newState); 19696 } 19697 } 19698 if (className == null) { 19699 // We're dealing with an application/package level state change 19700 if (pkgSetting.getEnabled(userId) == newState) { 19701 // Nothing to do 19702 return; 19703 } 19704 if (newState == PackageManager.COMPONENT_ENABLED_STATE_DEFAULT 19705 || newState == PackageManager.COMPONENT_ENABLED_STATE_ENABLED) { 19706 // Don't care about who enables an app. 19707 callingPackage = null; 19708 } 19709 pkgSetting.setEnabled(newState, userId, callingPackage); 19710 // pkgSetting.pkg.mSetEnabled = newState; 19711 } else { 19712 // We're dealing with a component level state change 19713 // First, verify that this is a valid class name. 19714 PackageParser.Package pkg = pkgSetting.pkg; 19715 if (pkg == null || !pkg.hasComponentClassName(className)) { 19716 if (pkg != null && 19717 pkg.applicationInfo.targetSdkVersion >= 19718 Build.VERSION_CODES.JELLY_BEAN) { 19719 throw new IllegalArgumentException("Component class " + className 19720 + " does not exist in " + packageName); 19721 } else { 19722 Slog.w(TAG, "Failed setComponentEnabledSetting: component class " 19723 + className + " does not exist in " + packageName); 19724 } 19725 } 19726 switch (newState) { 19727 case COMPONENT_ENABLED_STATE_ENABLED: 19728 if (!pkgSetting.enableComponentLPw(className, userId)) { 19729 return; 19730 } 19731 break; 19732 case COMPONENT_ENABLED_STATE_DISABLED: 19733 if (!pkgSetting.disableComponentLPw(className, userId)) { 19734 return; 19735 } 19736 break; 19737 case COMPONENT_ENABLED_STATE_DEFAULT: 19738 if (!pkgSetting.restoreComponentLPw(className, userId)) { 19739 return; 19740 } 19741 break; 19742 default: 19743 Slog.e(TAG, "Invalid new component state: " + newState); 19744 return; 19745 } 19746 } 19747 scheduleWritePackageRestrictionsLocked(userId); 19748 components = mPendingBroadcasts.get(userId, packageName); 19749 final boolean newPackage = components == null; 19750 if (newPackage) { 19751 components = new ArrayList<String>(); 19752 } 19753 if (!components.contains(componentName)) { 19754 components.add(componentName); 19755 } 19756 if ((flags&PackageManager.DONT_KILL_APP) == 0) { 19757 sendNow = true; 19758 // Purge entry from pending broadcast list if another one exists already 19759 // since we are sending one right away. 19760 mPendingBroadcasts.remove(userId, packageName); 19761 } else { 19762 if (newPackage) { 19763 mPendingBroadcasts.put(userId, packageName, components); 19764 } 19765 if (!mHandler.hasMessages(SEND_PENDING_BROADCAST)) { 19766 // Schedule a message 19767 mHandler.sendEmptyMessageDelayed(SEND_PENDING_BROADCAST, BROADCAST_DELAY); 19768 } 19769 } 19770 } 19771 19772 long callingId = Binder.clearCallingIdentity(); 19773 try { 19774 if (sendNow) { 19775 packageUid = UserHandle.getUid(userId, pkgSetting.appId); 19776 sendPackageChangedBroadcast(packageName, 19777 (flags&PackageManager.DONT_KILL_APP) != 0, components, packageUid); 19778 } 19779 } finally { 19780 Binder.restoreCallingIdentity(callingId); 19781 } 19782 } 19783 19784 @Override 19785 public void flushPackageRestrictionsAsUser(int userId) { 19786 if (!sUserManager.exists(userId)) { 19787 return; 19788 } 19789 enforceCrossUserPermission(Binder.getCallingUid(), userId, false /* requireFullPermission*/, 19790 false /* checkShell */, "flushPackageRestrictions"); 19791 synchronized (mPackages) { 19792 mSettings.writePackageRestrictionsLPr(userId); 19793 mDirtyUsers.remove(userId); 19794 if (mDirtyUsers.isEmpty()) { 19795 mHandler.removeMessages(WRITE_PACKAGE_RESTRICTIONS); 19796 } 19797 } 19798 } 19799 19800 private void sendPackageChangedBroadcast(String packageName, 19801 boolean killFlag, ArrayList<String> componentNames, int packageUid) { 19802 if (DEBUG_INSTALL) 19803 Log.v(TAG, "Sending package changed: package=" + packageName + " components=" 19804 + componentNames); 19805 Bundle extras = new Bundle(4); 19806 extras.putString(Intent.EXTRA_CHANGED_COMPONENT_NAME, componentNames.get(0)); 19807 String nameList[] = new String[componentNames.size()]; 19808 componentNames.toArray(nameList); 19809 extras.putStringArray(Intent.EXTRA_CHANGED_COMPONENT_NAME_LIST, nameList); 19810 extras.putBoolean(Intent.EXTRA_DONT_KILL_APP, killFlag); 19811 extras.putInt(Intent.EXTRA_UID, packageUid); 19812 // If this is not reporting a change of the overall package, then only send it 19813 // to registered receivers. We don't want to launch a swath of apps for every 19814 // little component state change. 19815 final int flags = !componentNames.contains(packageName) 19816 ? Intent.FLAG_RECEIVER_REGISTERED_ONLY : 0; 19817 sendPackageBroadcast(Intent.ACTION_PACKAGE_CHANGED, packageName, extras, flags, null, null, 19818 new int[] {UserHandle.getUserId(packageUid)}); 19819 } 19820 19821 @Override 19822 public void setPackageStoppedState(String packageName, boolean stopped, int userId) { 19823 if (!sUserManager.exists(userId)) return; 19824 final int uid = Binder.getCallingUid(); 19825 final int permission = mContext.checkCallingOrSelfPermission( 19826 android.Manifest.permission.CHANGE_COMPONENT_ENABLED_STATE); 19827 final boolean allowedByPermission = (permission == PackageManager.PERMISSION_GRANTED); 19828 enforceCrossUserPermission(uid, userId, 19829 true /* requireFullPermission */, true /* checkShell */, "stop package"); 19830 // writer 19831 synchronized (mPackages) { 19832 if (mSettings.setPackageStoppedStateLPw(this, packageName, stopped, 19833 allowedByPermission, uid, userId)) { 19834 scheduleWritePackageRestrictionsLocked(userId); 19835 } 19836 } 19837 } 19838 19839 @Override 19840 public String getInstallerPackageName(String packageName) { 19841 // reader 19842 synchronized (mPackages) { 19843 return mSettings.getInstallerPackageNameLPr(packageName); 19844 } 19845 } 19846 19847 public boolean isOrphaned(String packageName) { 19848 // reader 19849 synchronized (mPackages) { 19850 return mSettings.isOrphaned(packageName); 19851 } 19852 } 19853 19854 @Override 19855 public int getApplicationEnabledSetting(String packageName, int userId) { 19856 if (!sUserManager.exists(userId)) return COMPONENT_ENABLED_STATE_DISABLED; 19857 int uid = Binder.getCallingUid(); 19858 enforceCrossUserPermission(uid, userId, 19859 false /* requireFullPermission */, false /* checkShell */, "get enabled"); 19860 // reader 19861 synchronized (mPackages) { 19862 return mSettings.getApplicationEnabledSettingLPr(packageName, userId); 19863 } 19864 } 19865 19866 @Override 19867 public int getComponentEnabledSetting(ComponentName componentName, int userId) { 19868 if (!sUserManager.exists(userId)) return COMPONENT_ENABLED_STATE_DISABLED; 19869 int uid = Binder.getCallingUid(); 19870 enforceCrossUserPermission(uid, userId, 19871 false /* requireFullPermission */, false /* checkShell */, "get component enabled"); 19872 // reader 19873 synchronized (mPackages) { 19874 return mSettings.getComponentEnabledSettingLPr(componentName, userId); 19875 } 19876 } 19877 19878 @Override 19879 public void enterSafeMode() { 19880 enforceSystemOrRoot("Only the system can request entering safe mode"); 19881 19882 if (!mSystemReady) { 19883 mSafeMode = true; 19884 } 19885 } 19886 19887 @Override 19888 public void systemReady() { 19889 mSystemReady = true; 19890 19891 // Disable any carrier apps. We do this very early in boot to prevent the apps from being 19892 // disabled after already being started. 19893 CarrierAppUtils.disableCarrierAppsUntilPrivileged(mContext.getOpPackageName(), this, 19894 mContext.getContentResolver(), UserHandle.USER_SYSTEM); 19895 19896 // Read the compatibilty setting when the system is ready. 19897 boolean compatibilityModeEnabled = android.provider.Settings.Global.getInt( 19898 mContext.getContentResolver(), 19899 android.provider.Settings.Global.COMPATIBILITY_MODE, 1) == 1; 19900 PackageParser.setCompatibilityModeEnabled(compatibilityModeEnabled); 19901 if (DEBUG_SETTINGS) { 19902 Log.d(TAG, "compatibility mode:" + compatibilityModeEnabled); 19903 } 19904 19905 int[] grantPermissionsUserIds = EMPTY_INT_ARRAY; 19906 19907 synchronized (mPackages) { 19908 // Verify that all of the preferred activity components actually 19909 // exist. It is possible for applications to be updated and at 19910 // that point remove a previously declared activity component that 19911 // had been set as a preferred activity. We try to clean this up 19912 // the next time we encounter that preferred activity, but it is 19913 // possible for the user flow to never be able to return to that 19914 // situation so here we do a sanity check to make sure we haven't 19915 // left any junk around. 19916 ArrayList<PreferredActivity> removed = new ArrayList<PreferredActivity>(); 19917 for (int i=0; i<mSettings.mPreferredActivities.size(); i++) { 19918 PreferredIntentResolver pir = mSettings.mPreferredActivities.valueAt(i); 19919 removed.clear(); 19920 for (PreferredActivity pa : pir.filterSet()) { 19921 if (mActivities.mActivities.get(pa.mPref.mComponent) == null) { 19922 removed.add(pa); 19923 } 19924 } 19925 if (removed.size() > 0) { 19926 for (int r=0; r<removed.size(); r++) { 19927 PreferredActivity pa = removed.get(r); 19928 Slog.w(TAG, "Removing dangling preferred activity: " 19929 + pa.mPref.mComponent); 19930 pir.removeFilter(pa); 19931 } 19932 mSettings.writePackageRestrictionsLPr( 19933 mSettings.mPreferredActivities.keyAt(i)); 19934 } 19935 } 19936 19937 for (int userId : UserManagerService.getInstance().getUserIds()) { 19938 if (!mSettings.areDefaultRuntimePermissionsGrantedLPr(userId)) { 19939 grantPermissionsUserIds = ArrayUtils.appendInt( 19940 grantPermissionsUserIds, userId); 19941 } 19942 } 19943 } 19944 sUserManager.systemReady(); 19945 19946 // If we upgraded grant all default permissions before kicking off. 19947 for (int userId : grantPermissionsUserIds) { 19948 mDefaultPermissionPolicy.grantDefaultPermissions(userId); 19949 } 19950 19951 // If we did not grant default permissions, we preload from this the 19952 // default permission exceptions lazily to ensure we don't hit the 19953 // disk on a new user creation. 19954 if (grantPermissionsUserIds == EMPTY_INT_ARRAY) { 19955 mDefaultPermissionPolicy.scheduleReadDefaultPermissionExceptions(); 19956 } 19957 19958 // Kick off any messages waiting for system ready 19959 if (mPostSystemReadyMessages != null) { 19960 for (Message msg : mPostSystemReadyMessages) { 19961 msg.sendToTarget(); 19962 } 19963 mPostSystemReadyMessages = null; 19964 } 19965 19966 // Watch for external volumes that come and go over time 19967 final StorageManager storage = mContext.getSystemService(StorageManager.class); 19968 storage.registerListener(mStorageListener); 19969 19970 mInstallerService.systemReady(); 19971 mPackageDexOptimizer.systemReady(); 19972 19973 StorageManagerInternal StorageManagerInternal = LocalServices.getService( 19974 StorageManagerInternal.class); 19975 StorageManagerInternal.addExternalStoragePolicy( 19976 new StorageManagerInternal.ExternalStorageMountPolicy() { 19977 @Override 19978 public int getMountMode(int uid, String packageName) { 19979 if (Process.isIsolated(uid)) { 19980 return Zygote.MOUNT_EXTERNAL_NONE; 19981 } 19982 if (checkUidPermission(WRITE_MEDIA_STORAGE, uid) == PERMISSION_GRANTED) { 19983 return Zygote.MOUNT_EXTERNAL_DEFAULT; 19984 } 19985 if (checkUidPermission(READ_EXTERNAL_STORAGE, uid) == PERMISSION_DENIED) { 19986 return Zygote.MOUNT_EXTERNAL_DEFAULT; 19987 } 19988 if (checkUidPermission(WRITE_EXTERNAL_STORAGE, uid) == PERMISSION_DENIED) { 19989 return Zygote.MOUNT_EXTERNAL_READ; 19990 } 19991 return Zygote.MOUNT_EXTERNAL_WRITE; 19992 } 19993 19994 @Override 19995 public boolean hasExternalStorage(int uid, String packageName) { 19996 return true; 19997 } 19998 }); 19999 20000 // Now that we're mostly running, clean up stale users and apps 20001 sUserManager.reconcileUsers(StorageManager.UUID_PRIVATE_INTERNAL); 20002 reconcileApps(StorageManager.UUID_PRIVATE_INTERNAL); 20003 20004 if (mPrivappPermissionsViolations != null) { 20005 Slog.wtf(TAG,"Signature|privileged permissions not in " 20006 + "privapp-permissions whitelist: " + mPrivappPermissionsViolations); 20007 mPrivappPermissionsViolations = null; 20008 } 20009 } 20010 20011 @Override 20012 public boolean isSafeMode() { 20013 return mSafeMode; 20014 } 20015 20016 @Override 20017 public boolean hasSystemUidErrors() { 20018 return mHasSystemUidErrors; 20019 } 20020 20021 static String arrayToString(int[] array) { 20022 StringBuffer buf = new StringBuffer(128); 20023 buf.append('['); 20024 if (array != null) { 20025 for (int i=0; i<array.length; i++) { 20026 if (i > 0) buf.append(", "); 20027 buf.append(array[i]); 20028 } 20029 } 20030 buf.append(']'); 20031 return buf.toString(); 20032 } 20033 20034 static class DumpState { 20035 public static final int DUMP_LIBS = 1 << 0; 20036 public static final int DUMP_FEATURES = 1 << 1; 20037 public static final int DUMP_ACTIVITY_RESOLVERS = 1 << 2; 20038 public static final int DUMP_SERVICE_RESOLVERS = 1 << 3; 20039 public static final int DUMP_RECEIVER_RESOLVERS = 1 << 4; 20040 public static final int DUMP_CONTENT_RESOLVERS = 1 << 5; 20041 public static final int DUMP_PERMISSIONS = 1 << 6; 20042 public static final int DUMP_PACKAGES = 1 << 7; 20043 public static final int DUMP_SHARED_USERS = 1 << 8; 20044 public static final int DUMP_MESSAGES = 1 << 9; 20045 public static final int DUMP_PROVIDERS = 1 << 10; 20046 public static final int DUMP_VERIFIERS = 1 << 11; 20047 public static final int DUMP_PREFERRED = 1 << 12; 20048 public static final int DUMP_PREFERRED_XML = 1 << 13; 20049 public static final int DUMP_KEYSETS = 1 << 14; 20050 public static final int DUMP_VERSION = 1 << 15; 20051 public static final int DUMP_INSTALLS = 1 << 16; 20052 public static final int DUMP_INTENT_FILTER_VERIFIERS = 1 << 17; 20053 public static final int DUMP_DOMAIN_PREFERRED = 1 << 18; 20054 public static final int DUMP_FROZEN = 1 << 19; 20055 public static final int DUMP_DEXOPT = 1 << 20; 20056 public static final int DUMP_COMPILER_STATS = 1 << 21; 20057 20058 public static final int OPTION_SHOW_FILTERS = 1 << 0; 20059 20060 private int mTypes; 20061 20062 private int mOptions; 20063 20064 private boolean mTitlePrinted; 20065 20066 private SharedUserSetting mSharedUser; 20067 20068 public boolean isDumping(int type) { 20069 if (mTypes == 0 && type != DUMP_PREFERRED_XML) { 20070 return true; 20071 } 20072 20073 return (mTypes & type) != 0; 20074 } 20075 20076 public void setDump(int type) { 20077 mTypes |= type; 20078 } 20079 20080 public boolean isOptionEnabled(int option) { 20081 return (mOptions & option) != 0; 20082 } 20083 20084 public void setOptionEnabled(int option) { 20085 mOptions |= option; 20086 } 20087 20088 public boolean onTitlePrinted() { 20089 final boolean printed = mTitlePrinted; 20090 mTitlePrinted = true; 20091 return printed; 20092 } 20093 20094 public boolean getTitlePrinted() { 20095 return mTitlePrinted; 20096 } 20097 20098 public void setTitlePrinted(boolean enabled) { 20099 mTitlePrinted = enabled; 20100 } 20101 20102 public SharedUserSetting getSharedUser() { 20103 return mSharedUser; 20104 } 20105 20106 public void setSharedUser(SharedUserSetting user) { 20107 mSharedUser = user; 20108 } 20109 } 20110 20111 @Override 20112 public void onShellCommand(FileDescriptor in, FileDescriptor out, 20113 FileDescriptor err, String[] args, ShellCallback callback, 20114 ResultReceiver resultReceiver) { 20115 (new PackageManagerShellCommand(this)).exec( 20116 this, in, out, err, args, callback, resultReceiver); 20117 } 20118 20119 @Override 20120 protected void dump(FileDescriptor fd, PrintWriter pw, String[] args) { 20121 if (mContext.checkCallingOrSelfPermission(android.Manifest.permission.DUMP) 20122 != PackageManager.PERMISSION_GRANTED) { 20123 pw.println("Permission Denial: can't dump ActivityManager from from pid=" 20124 + Binder.getCallingPid() 20125 + ", uid=" + Binder.getCallingUid() 20126 + " without permission " 20127 + android.Manifest.permission.DUMP); 20128 return; 20129 } 20130 20131 DumpState dumpState = new DumpState(); 20132 boolean fullPreferred = false; 20133 boolean checkin = false; 20134 20135 String packageName = null; 20136 ArraySet<String> permissionNames = null; 20137 20138 int opti = 0; 20139 while (opti < args.length) { 20140 String opt = args[opti]; 20141 if (opt == null || opt.length() <= 0 || opt.charAt(0) != '-') { 20142 break; 20143 } 20144 opti++; 20145 20146 if ("-a".equals(opt)) { 20147 // Right now we only know how to print all. 20148 } else if ("-h".equals(opt)) { 20149 pw.println("Package manager dump options:"); 20150 pw.println(" [-h] [-f] [--checkin] [cmd] ..."); 20151 pw.println(" --checkin: dump for a checkin"); 20152 pw.println(" -f: print details of intent filters"); 20153 pw.println(" -h: print this help"); 20154 pw.println(" cmd may be one of:"); 20155 pw.println(" l[ibraries]: list known shared libraries"); 20156 pw.println(" f[eatures]: list device features"); 20157 pw.println(" k[eysets]: print known keysets"); 20158 pw.println(" r[esolvers] [activity|service|receiver|content]: dump intent resolvers"); 20159 pw.println(" perm[issions]: dump permissions"); 20160 pw.println(" permission [name ...]: dump declaration and use of given permission"); 20161 pw.println(" pref[erred]: print preferred package settings"); 20162 pw.println(" preferred-xml [--full]: print preferred package settings as xml"); 20163 pw.println(" prov[iders]: dump content providers"); 20164 pw.println(" p[ackages]: dump installed packages"); 20165 pw.println(" s[hared-users]: dump shared user IDs"); 20166 pw.println(" m[essages]: print collected runtime messages"); 20167 pw.println(" v[erifiers]: print package verifier info"); 20168 pw.println(" d[omain-preferred-apps]: print domains preferred apps"); 20169 pw.println(" i[ntent-filter-verifiers]|ifv: print intent filter verifier info"); 20170 pw.println(" version: print database version info"); 20171 pw.println(" write: write current settings now"); 20172 pw.println(" installs: details about install sessions"); 20173 pw.println(" check-permission <permission> <package> [<user>]: does pkg hold perm?"); 20174 pw.println(" dexopt: dump dexopt state"); 20175 pw.println(" compiler-stats: dump compiler statistics"); 20176 pw.println(" <package.name>: info about given package"); 20177 return; 20178 } else if ("--checkin".equals(opt)) { 20179 checkin = true; 20180 } else if ("-f".equals(opt)) { 20181 dumpState.setOptionEnabled(DumpState.OPTION_SHOW_FILTERS); 20182 } else { 20183 pw.println("Unknown argument: " + opt + "; use -h for help"); 20184 } 20185 } 20186 20187 // Is the caller requesting to dump a particular piece of data? 20188 if (opti < args.length) { 20189 String cmd = args[opti]; 20190 opti++; 20191 // Is this a package name? 20192 if ("android".equals(cmd) || cmd.contains(".")) { 20193 packageName = cmd; 20194 // When dumping a single package, we always dump all of its 20195 // filter information since the amount of data will be reasonable. 20196 dumpState.setOptionEnabled(DumpState.OPTION_SHOW_FILTERS); 20197 } else if ("check-permission".equals(cmd)) { 20198 if (opti >= args.length) { 20199 pw.println("Error: check-permission missing permission argument"); 20200 return; 20201 } 20202 String perm = args[opti]; 20203 opti++; 20204 if (opti >= args.length) { 20205 pw.println("Error: check-permission missing package argument"); 20206 return; 20207 } 20208 20209 String pkg = args[opti]; 20210 opti++; 20211 int user = UserHandle.getUserId(Binder.getCallingUid()); 20212 if (opti < args.length) { 20213 try { 20214 user = Integer.parseInt(args[opti]); 20215 } catch (NumberFormatException e) { 20216 pw.println("Error: check-permission user argument is not a number: " 20217 + args[opti]); 20218 return; 20219 } 20220 } 20221 20222 // Normalize package name to handle renamed packages and static libs 20223 pkg = resolveInternalPackageNameLPr(pkg, PackageManager.VERSION_CODE_HIGHEST); 20224 20225 pw.println(checkPermission(perm, pkg, user)); 20226 return; 20227 } else if ("l".equals(cmd) || "libraries".equals(cmd)) { 20228 dumpState.setDump(DumpState.DUMP_LIBS); 20229 } else if ("f".equals(cmd) || "features".equals(cmd)) { 20230 dumpState.setDump(DumpState.DUMP_FEATURES); 20231 } else if ("r".equals(cmd) || "resolvers".equals(cmd)) { 20232 if (opti >= args.length) { 20233 dumpState.setDump(DumpState.DUMP_ACTIVITY_RESOLVERS 20234 | DumpState.DUMP_SERVICE_RESOLVERS 20235 | DumpState.DUMP_RECEIVER_RESOLVERS 20236 | DumpState.DUMP_CONTENT_RESOLVERS); 20237 } else { 20238 while (opti < args.length) { 20239 String name = args[opti]; 20240 if ("a".equals(name) || "activity".equals(name)) { 20241 dumpState.setDump(DumpState.DUMP_ACTIVITY_RESOLVERS); 20242 } else if ("s".equals(name) || "service".equals(name)) { 20243 dumpState.setDump(DumpState.DUMP_SERVICE_RESOLVERS); 20244 } else if ("r".equals(name) || "receiver".equals(name)) { 20245 dumpState.setDump(DumpState.DUMP_RECEIVER_RESOLVERS); 20246 } else if ("c".equals(name) || "content".equals(name)) { 20247 dumpState.setDump(DumpState.DUMP_CONTENT_RESOLVERS); 20248 } else { 20249 pw.println("Error: unknown resolver table type: " + name); 20250 return; 20251 } 20252 opti++; 20253 } 20254 } 20255 } else if ("perm".equals(cmd) || "permissions".equals(cmd)) { 20256 dumpState.setDump(DumpState.DUMP_PERMISSIONS); 20257 } else if ("permission".equals(cmd)) { 20258 if (opti >= args.length) { 20259 pw.println("Error: permission requires permission name"); 20260 return; 20261 } 20262 permissionNames = new ArraySet<>(); 20263 while (opti < args.length) { 20264 permissionNames.add(args[opti]); 20265 opti++; 20266 } 20267 dumpState.setDump(DumpState.DUMP_PERMISSIONS 20268 | DumpState.DUMP_PACKAGES | DumpState.DUMP_SHARED_USERS); 20269 } else if ("pref".equals(cmd) || "preferred".equals(cmd)) { 20270 dumpState.setDump(DumpState.DUMP_PREFERRED); 20271 } else if ("preferred-xml".equals(cmd)) { 20272 dumpState.setDump(DumpState.DUMP_PREFERRED_XML); 20273 if (opti < args.length && "--full".equals(args[opti])) { 20274 fullPreferred = true; 20275 opti++; 20276 } 20277 } else if ("d".equals(cmd) || "domain-preferred-apps".equals(cmd)) { 20278 dumpState.setDump(DumpState.DUMP_DOMAIN_PREFERRED); 20279 } else if ("p".equals(cmd) || "packages".equals(cmd)) { 20280 dumpState.setDump(DumpState.DUMP_PACKAGES); 20281 } else if ("s".equals(cmd) || "shared-users".equals(cmd)) { 20282 dumpState.setDump(DumpState.DUMP_SHARED_USERS); 20283 } else if ("prov".equals(cmd) || "providers".equals(cmd)) { 20284 dumpState.setDump(DumpState.DUMP_PROVIDERS); 20285 } else if ("m".equals(cmd) || "messages".equals(cmd)) { 20286 dumpState.setDump(DumpState.DUMP_MESSAGES); 20287 } else if ("v".equals(cmd) || "verifiers".equals(cmd)) { 20288 dumpState.setDump(DumpState.DUMP_VERIFIERS); 20289 } else if ("i".equals(cmd) || "ifv".equals(cmd) 20290 || "intent-filter-verifiers".equals(cmd)) { 20291 dumpState.setDump(DumpState.DUMP_INTENT_FILTER_VERIFIERS); 20292 } else if ("version".equals(cmd)) { 20293 dumpState.setDump(DumpState.DUMP_VERSION); 20294 } else if ("k".equals(cmd) || "keysets".equals(cmd)) { 20295 dumpState.setDump(DumpState.DUMP_KEYSETS); 20296 } else if ("installs".equals(cmd)) { 20297 dumpState.setDump(DumpState.DUMP_INSTALLS); 20298 } else if ("frozen".equals(cmd)) { 20299 dumpState.setDump(DumpState.DUMP_FROZEN); 20300 } else if ("dexopt".equals(cmd)) { 20301 dumpState.setDump(DumpState.DUMP_DEXOPT); 20302 } else if ("compiler-stats".equals(cmd)) { 20303 dumpState.setDump(DumpState.DUMP_COMPILER_STATS); 20304 } else if ("write".equals(cmd)) { 20305 synchronized (mPackages) { 20306 mSettings.writeLPr(); 20307 pw.println("Settings written."); 20308 return; 20309 } 20310 } 20311 } 20312 20313 if (checkin) { 20314 pw.println("vers,1"); 20315 } 20316 20317 // reader 20318 synchronized (mPackages) { 20319 if (dumpState.isDumping(DumpState.DUMP_VERSION) && packageName == null) { 20320 if (!checkin) { 20321 if (dumpState.onTitlePrinted()) 20322 pw.println(); 20323 pw.println("Database versions:"); 20324 mSettings.dumpVersionLPr(new IndentingPrintWriter(pw, " ")); 20325 } 20326 } 20327 20328 if (dumpState.isDumping(DumpState.DUMP_VERIFIERS) && packageName == null) { 20329 if (!checkin) { 20330 if (dumpState.onTitlePrinted()) 20331 pw.println(); 20332 pw.println("Verifiers:"); 20333 pw.print(" Required: "); 20334 pw.print(mRequiredVerifierPackage); 20335 pw.print(" (uid="); 20336 pw.print(getPackageUid(mRequiredVerifierPackage, MATCH_DEBUG_TRIAGED_MISSING, 20337 UserHandle.USER_SYSTEM)); 20338 pw.println(")"); 20339 } else if (mRequiredVerifierPackage != null) { 20340 pw.print("vrfy,"); pw.print(mRequiredVerifierPackage); 20341 pw.print(","); 20342 pw.println(getPackageUid(mRequiredVerifierPackage, MATCH_DEBUG_TRIAGED_MISSING, 20343 UserHandle.USER_SYSTEM)); 20344 } 20345 } 20346 20347 if (dumpState.isDumping(DumpState.DUMP_INTENT_FILTER_VERIFIERS) && 20348 packageName == null) { 20349 if (mIntentFilterVerifierComponent != null) { 20350 String verifierPackageName = mIntentFilterVerifierComponent.getPackageName(); 20351 if (!checkin) { 20352 if (dumpState.onTitlePrinted()) 20353 pw.println(); 20354 pw.println("Intent Filter Verifier:"); 20355 pw.print(" Using: "); 20356 pw.print(verifierPackageName); 20357 pw.print(" (uid="); 20358 pw.print(getPackageUid(verifierPackageName, MATCH_DEBUG_TRIAGED_MISSING, 20359 UserHandle.USER_SYSTEM)); 20360 pw.println(")"); 20361 } else if (verifierPackageName != null) { 20362 pw.print("ifv,"); pw.print(verifierPackageName); 20363 pw.print(","); 20364 pw.println(getPackageUid(verifierPackageName, MATCH_DEBUG_TRIAGED_MISSING, 20365 UserHandle.USER_SYSTEM)); 20366 } 20367 } else { 20368 pw.println(); 20369 pw.println("No Intent Filter Verifier available!"); 20370 } 20371 } 20372 20373 if (dumpState.isDumping(DumpState.DUMP_LIBS) && packageName == null) { 20374 boolean printedHeader = false; 20375 final Iterator<String> it = mSharedLibraries.keySet().iterator(); 20376 while (it.hasNext()) { 20377 String libName = it.next(); 20378 SparseArray<SharedLibraryEntry> versionedLib = mSharedLibraries.get(libName); 20379 if (versionedLib == null) { 20380 continue; 20381 } 20382 final int versionCount = versionedLib.size(); 20383 for (int i = 0; i < versionCount; i++) { 20384 SharedLibraryEntry libEntry = versionedLib.valueAt(i); 20385 if (!checkin) { 20386 if (!printedHeader) { 20387 if (dumpState.onTitlePrinted()) 20388 pw.println(); 20389 pw.println("Libraries:"); 20390 printedHeader = true; 20391 } 20392 pw.print(" "); 20393 } else { 20394 pw.print("lib,"); 20395 } 20396 pw.print(libEntry.info.getName()); 20397 if (libEntry.info.isStatic()) { 20398 pw.print(" version=" + libEntry.info.getVersion()); 20399 } 20400 if (!checkin) { 20401 pw.print(" -> "); 20402 } 20403 if (libEntry.path != null) { 20404 pw.print(" (jar) "); 20405 pw.print(libEntry.path); 20406 } else { 20407 pw.print(" (apk) "); 20408 pw.print(libEntry.apk); 20409 } 20410 pw.println(); 20411 } 20412 } 20413 } 20414 20415 if (dumpState.isDumping(DumpState.DUMP_FEATURES) && packageName == null) { 20416 if (dumpState.onTitlePrinted()) 20417 pw.println(); 20418 if (!checkin) { 20419 pw.println("Features:"); 20420 } 20421 20422 synchronized (mAvailableFeatures) { 20423 for (FeatureInfo feat : mAvailableFeatures.values()) { 20424 if (checkin) { 20425 pw.print("feat,"); 20426 pw.print(feat.name); 20427 pw.print(","); 20428 pw.println(feat.version); 20429 } else { 20430 pw.print(" "); 20431 pw.print(feat.name); 20432 if (feat.version > 0) { 20433 pw.print(" version="); 20434 pw.print(feat.version); 20435 } 20436 pw.println(); 20437 } 20438 } 20439 } 20440 } 20441 20442 if (!checkin && dumpState.isDumping(DumpState.DUMP_ACTIVITY_RESOLVERS)) { 20443 if (mActivities.dump(pw, dumpState.getTitlePrinted() ? "\nActivity Resolver Table:" 20444 : "Activity Resolver Table:", " ", packageName, 20445 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS), true)) { 20446 dumpState.setTitlePrinted(true); 20447 } 20448 } 20449 if (!checkin && dumpState.isDumping(DumpState.DUMP_RECEIVER_RESOLVERS)) { 20450 if (mReceivers.dump(pw, dumpState.getTitlePrinted() ? "\nReceiver Resolver Table:" 20451 : "Receiver Resolver Table:", " ", packageName, 20452 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS), true)) { 20453 dumpState.setTitlePrinted(true); 20454 } 20455 } 20456 if (!checkin && dumpState.isDumping(DumpState.DUMP_SERVICE_RESOLVERS)) { 20457 if (mServices.dump(pw, dumpState.getTitlePrinted() ? "\nService Resolver Table:" 20458 : "Service Resolver Table:", " ", packageName, 20459 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS), true)) { 20460 dumpState.setTitlePrinted(true); 20461 } 20462 } 20463 if (!checkin && dumpState.isDumping(DumpState.DUMP_CONTENT_RESOLVERS)) { 20464 if (mProviders.dump(pw, dumpState.getTitlePrinted() ? "\nProvider Resolver Table:" 20465 : "Provider Resolver Table:", " ", packageName, 20466 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS), true)) { 20467 dumpState.setTitlePrinted(true); 20468 } 20469 } 20470 20471 if (!checkin && dumpState.isDumping(DumpState.DUMP_PREFERRED)) { 20472 for (int i=0; i<mSettings.mPreferredActivities.size(); i++) { 20473 PreferredIntentResolver pir = mSettings.mPreferredActivities.valueAt(i); 20474 int user = mSettings.mPreferredActivities.keyAt(i); 20475 if (pir.dump(pw, 20476 dumpState.getTitlePrinted() 20477 ? "\nPreferred Activities User " + user + ":" 20478 : "Preferred Activities User " + user + ":", " ", 20479 packageName, true, false)) { 20480 dumpState.setTitlePrinted(true); 20481 } 20482 } 20483 } 20484 20485 if (!checkin && dumpState.isDumping(DumpState.DUMP_PREFERRED_XML)) { 20486 pw.flush(); 20487 FileOutputStream fout = new FileOutputStream(fd); 20488 BufferedOutputStream str = new BufferedOutputStream(fout); 20489 XmlSerializer serializer = new FastXmlSerializer(); 20490 try { 20491 serializer.setOutput(str, StandardCharsets.UTF_8.name()); 20492 serializer.startDocument(null, true); 20493 serializer.setFeature( 20494 "http://xmlpull.org/v1/doc/features.html#indent-output", true); 20495 mSettings.writePreferredActivitiesLPr(serializer, 0, fullPreferred); 20496 serializer.endDocument(); 20497 serializer.flush(); 20498 } catch (IllegalArgumentException e) { 20499 pw.println("Failed writing: " + e); 20500 } catch (IllegalStateException e) { 20501 pw.println("Failed writing: " + e); 20502 } catch (IOException e) { 20503 pw.println("Failed writing: " + e); 20504 } 20505 } 20506 20507 if (!checkin 20508 && dumpState.isDumping(DumpState.DUMP_DOMAIN_PREFERRED) 20509 && packageName == null) { 20510 pw.println(); 20511 int count = mSettings.mPackages.size(); 20512 if (count == 0) { 20513 pw.println("No applications!"); 20514 pw.println(); 20515 } else { 20516 final String prefix = " "; 20517 Collection<PackageSetting> allPackageSettings = mSettings.mPackages.values(); 20518 if (allPackageSettings.size() == 0) { 20519 pw.println("No domain preferred apps!"); 20520 pw.println(); 20521 } else { 20522 pw.println("App verification status:"); 20523 pw.println(); 20524 count = 0; 20525 for (PackageSetting ps : allPackageSettings) { 20526 IntentFilterVerificationInfo ivi = ps.getIntentFilterVerificationInfo(); 20527 if (ivi == null || ivi.getPackageName() == null) continue; 20528 pw.println(prefix + "Package: " + ivi.getPackageName()); 20529 pw.println(prefix + "Domains: " + ivi.getDomainsString()); 20530 pw.println(prefix + "Status: " + ivi.getStatusString()); 20531 pw.println(); 20532 count++; 20533 } 20534 if (count == 0) { 20535 pw.println(prefix + "No app verification established."); 20536 pw.println(); 20537 } 20538 for (int userId : sUserManager.getUserIds()) { 20539 pw.println("App linkages for user " + userId + ":"); 20540 pw.println(); 20541 count = 0; 20542 for (PackageSetting ps : allPackageSettings) { 20543 final long status = ps.getDomainVerificationStatusForUser(userId); 20544 if (status >> 32 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED 20545 && !DEBUG_DOMAIN_VERIFICATION) { 20546 continue; 20547 } 20548 pw.println(prefix + "Package: " + ps.name); 20549 pw.println(prefix + "Domains: " + dumpDomainString(ps.name)); 20550 String statusStr = IntentFilterVerificationInfo. 20551 getStatusStringFromValue(status); 20552 pw.println(prefix + "Status: " + statusStr); 20553 pw.println(); 20554 count++; 20555 } 20556 if (count == 0) { 20557 pw.println(prefix + "No configured app linkages."); 20558 pw.println(); 20559 } 20560 } 20561 } 20562 } 20563 } 20564 20565 if (!checkin && dumpState.isDumping(DumpState.DUMP_PERMISSIONS)) { 20566 mSettings.dumpPermissionsLPr(pw, packageName, permissionNames, dumpState); 20567 if (packageName == null && permissionNames == null) { 20568 for (int iperm=0; iperm<mAppOpPermissionPackages.size(); iperm++) { 20569 if (iperm == 0) { 20570 if (dumpState.onTitlePrinted()) 20571 pw.println(); 20572 pw.println("AppOp Permissions:"); 20573 } 20574 pw.print(" AppOp Permission "); 20575 pw.print(mAppOpPermissionPackages.keyAt(iperm)); 20576 pw.println(":"); 20577 ArraySet<String> pkgs = mAppOpPermissionPackages.valueAt(iperm); 20578 for (int ipkg=0; ipkg<pkgs.size(); ipkg++) { 20579 pw.print(" "); pw.println(pkgs.valueAt(ipkg)); 20580 } 20581 } 20582 } 20583 } 20584 20585 if (!checkin && dumpState.isDumping(DumpState.DUMP_PROVIDERS)) { 20586 boolean printedSomething = false; 20587 for (PackageParser.Provider p : mProviders.mProviders.values()) { 20588 if (packageName != null && !packageName.equals(p.info.packageName)) { 20589 continue; 20590 } 20591 if (!printedSomething) { 20592 if (dumpState.onTitlePrinted()) 20593 pw.println(); 20594 pw.println("Registered ContentProviders:"); 20595 printedSomething = true; 20596 } 20597 pw.print(" "); p.printComponentShortName(pw); pw.println(":"); 20598 pw.print(" "); pw.println(p.toString()); 20599 } 20600 printedSomething = false; 20601 for (Map.Entry<String, PackageParser.Provider> entry : 20602 mProvidersByAuthority.entrySet()) { 20603 PackageParser.Provider p = entry.getValue(); 20604 if (packageName != null && !packageName.equals(p.info.packageName)) { 20605 continue; 20606 } 20607 if (!printedSomething) { 20608 if (dumpState.onTitlePrinted()) 20609 pw.println(); 20610 pw.println("ContentProvider Authorities:"); 20611 printedSomething = true; 20612 } 20613 pw.print(" ["); pw.print(entry.getKey()); pw.println("]:"); 20614 pw.print(" "); pw.println(p.toString()); 20615 if (p.info != null && p.info.applicationInfo != null) { 20616 final String appInfo = p.info.applicationInfo.toString(); 20617 pw.print(" applicationInfo="); pw.println(appInfo); 20618 } 20619 } 20620 } 20621 20622 if (!checkin && dumpState.isDumping(DumpState.DUMP_KEYSETS)) { 20623 mSettings.mKeySetManagerService.dumpLPr(pw, packageName, dumpState); 20624 } 20625 20626 if (dumpState.isDumping(DumpState.DUMP_PACKAGES)) { 20627 mSettings.dumpPackagesLPr(pw, packageName, permissionNames, dumpState, checkin); 20628 } 20629 20630 if (dumpState.isDumping(DumpState.DUMP_SHARED_USERS)) { 20631 mSettings.dumpSharedUsersLPr(pw, packageName, permissionNames, dumpState, checkin); 20632 } 20633 20634 if (!checkin && dumpState.isDumping(DumpState.DUMP_PERMISSIONS) && packageName == null) { 20635 mSettings.dumpRestoredPermissionGrantsLPr(pw, dumpState); 20636 } 20637 20638 if (!checkin && dumpState.isDumping(DumpState.DUMP_INSTALLS) && packageName == null) { 20639 // XXX should handle packageName != null by dumping only install data that 20640 // the given package is involved with. 20641 if (dumpState.onTitlePrinted()) pw.println(); 20642 mInstallerService.dump(new IndentingPrintWriter(pw, " ", 120)); 20643 } 20644 20645 if (!checkin && dumpState.isDumping(DumpState.DUMP_FROZEN) && packageName == null) { 20646 // XXX should handle packageName != null by dumping only install data that 20647 // the given package is involved with. 20648 if (dumpState.onTitlePrinted()) pw.println(); 20649 20650 final IndentingPrintWriter ipw = new IndentingPrintWriter(pw, " ", 120); 20651 ipw.println(); 20652 ipw.println("Frozen packages:"); 20653 ipw.increaseIndent(); 20654 if (mFrozenPackages.size() == 0) { 20655 ipw.println("(none)"); 20656 } else { 20657 for (int i = 0; i < mFrozenPackages.size(); i++) { 20658 ipw.println(mFrozenPackages.valueAt(i)); 20659 } 20660 } 20661 ipw.decreaseIndent(); 20662 } 20663 20664 if (!checkin && dumpState.isDumping(DumpState.DUMP_DEXOPT)) { 20665 if (dumpState.onTitlePrinted()) pw.println(); 20666 dumpDexoptStateLPr(pw, packageName); 20667 } 20668 20669 if (!checkin && dumpState.isDumping(DumpState.DUMP_COMPILER_STATS)) { 20670 if (dumpState.onTitlePrinted()) pw.println(); 20671 dumpCompilerStatsLPr(pw, packageName); 20672 } 20673 20674 if (!checkin && dumpState.isDumping(DumpState.DUMP_MESSAGES) && packageName == null) { 20675 if (dumpState.onTitlePrinted()) pw.println(); 20676 mSettings.dumpReadMessagesLPr(pw, dumpState); 20677 20678 pw.println(); 20679 pw.println("Package warning messages:"); 20680 BufferedReader in = null; 20681 String line = null; 20682 try { 20683 in = new BufferedReader(new FileReader(getSettingsProblemFile())); 20684 while ((line = in.readLine()) != null) { 20685 if (line.contains("ignored: updated version")) continue; 20686 pw.println(line); 20687 } 20688 } catch (IOException ignored) { 20689 } finally { 20690 IoUtils.closeQuietly(in); 20691 } 20692 } 20693 20694 if (checkin && dumpState.isDumping(DumpState.DUMP_MESSAGES)) { 20695 BufferedReader in = null; 20696 String line = null; 20697 try { 20698 in = new BufferedReader(new FileReader(getSettingsProblemFile())); 20699 while ((line = in.readLine()) != null) { 20700 if (line.contains("ignored: updated version")) continue; 20701 pw.print("msg,"); 20702 pw.println(line); 20703 } 20704 } catch (IOException ignored) { 20705 } finally { 20706 IoUtils.closeQuietly(in); 20707 } 20708 } 20709 } 20710 } 20711 20712 private void dumpDexoptStateLPr(PrintWriter pw, String packageName) { 20713 final IndentingPrintWriter ipw = new IndentingPrintWriter(pw, " ", 120); 20714 ipw.println(); 20715 ipw.println("Dexopt state:"); 20716 ipw.increaseIndent(); 20717 Collection<PackageParser.Package> packages = null; 20718 if (packageName != null) { 20719 PackageParser.Package targetPackage = mPackages.get(packageName); 20720 if (targetPackage != null) { 20721 packages = Collections.singletonList(targetPackage); 20722 } else { 20723 ipw.println("Unable to find package: " + packageName); 20724 return; 20725 } 20726 } else { 20727 packages = mPackages.values(); 20728 } 20729 20730 for (PackageParser.Package pkg : packages) { 20731 ipw.println("[" + pkg.packageName + "]"); 20732 ipw.increaseIndent(); 20733 mPackageDexOptimizer.dumpDexoptState(ipw, pkg); 20734 ipw.decreaseIndent(); 20735 } 20736 } 20737 20738 private void dumpCompilerStatsLPr(PrintWriter pw, String packageName) { 20739 final IndentingPrintWriter ipw = new IndentingPrintWriter(pw, " ", 120); 20740 ipw.println(); 20741 ipw.println("Compiler stats:"); 20742 ipw.increaseIndent(); 20743 Collection<PackageParser.Package> packages = null; 20744 if (packageName != null) { 20745 PackageParser.Package targetPackage = mPackages.get(packageName); 20746 if (targetPackage != null) { 20747 packages = Collections.singletonList(targetPackage); 20748 } else { 20749 ipw.println("Unable to find package: " + packageName); 20750 return; 20751 } 20752 } else { 20753 packages = mPackages.values(); 20754 } 20755 20756 for (PackageParser.Package pkg : packages) { 20757 ipw.println("[" + pkg.packageName + "]"); 20758 ipw.increaseIndent(); 20759 20760 CompilerStats.PackageStats stats = getCompilerPackageStats(pkg.packageName); 20761 if (stats == null) { 20762 ipw.println("(No recorded stats)"); 20763 } else { 20764 stats.dump(ipw); 20765 } 20766 ipw.decreaseIndent(); 20767 } 20768 } 20769 20770 private String dumpDomainString(String packageName) { 20771 List<IntentFilterVerificationInfo> iviList = getIntentFilterVerifications(packageName) 20772 .getList(); 20773 List<IntentFilter> filters = getAllIntentFilters(packageName).getList(); 20774 20775 ArraySet<String> result = new ArraySet<>(); 20776 if (iviList.size() > 0) { 20777 for (IntentFilterVerificationInfo ivi : iviList) { 20778 for (String host : ivi.getDomains()) { 20779 result.add(host); 20780 } 20781 } 20782 } 20783 if (filters != null && filters.size() > 0) { 20784 for (IntentFilter filter : filters) { 20785 if (filter.hasCategory(Intent.CATEGORY_BROWSABLE) 20786 && (filter.hasDataScheme(IntentFilter.SCHEME_HTTP) || 20787 filter.hasDataScheme(IntentFilter.SCHEME_HTTPS))) { 20788 result.addAll(filter.getHostsList()); 20789 } 20790 } 20791 } 20792 20793 StringBuilder sb = new StringBuilder(result.size() * 16); 20794 for (String domain : result) { 20795 if (sb.length() > 0) sb.append(" "); 20796 sb.append(domain); 20797 } 20798 return sb.toString(); 20799 } 20800 20801 // ------- apps on sdcard specific code ------- 20802 static final boolean DEBUG_SD_INSTALL = false; 20803 20804 private static final String SD_ENCRYPTION_KEYSTORE_NAME = "AppsOnSD"; 20805 20806 private static final String SD_ENCRYPTION_ALGORITHM = "AES"; 20807 20808 private boolean mMediaMounted = false; 20809 20810 static String getEncryptKey() { 20811 try { 20812 String sdEncKey = SystemKeyStore.getInstance().retrieveKeyHexString( 20813 SD_ENCRYPTION_KEYSTORE_NAME); 20814 if (sdEncKey == null) { 20815 sdEncKey = SystemKeyStore.getInstance().generateNewKeyHexString(128, 20816 SD_ENCRYPTION_ALGORITHM, SD_ENCRYPTION_KEYSTORE_NAME); 20817 if (sdEncKey == null) { 20818 Slog.e(TAG, "Failed to create encryption keys"); 20819 return null; 20820 } 20821 } 20822 return sdEncKey; 20823 } catch (NoSuchAlgorithmException nsae) { 20824 Slog.e(TAG, "Failed to create encryption keys with exception: " + nsae); 20825 return null; 20826 } catch (IOException ioe) { 20827 Slog.e(TAG, "Failed to retrieve encryption keys with exception: " + ioe); 20828 return null; 20829 } 20830 } 20831 20832 /* 20833 * Update media status on PackageManager. 20834 */ 20835 @Override 20836 public void updateExternalMediaStatus(final boolean mediaStatus, final boolean reportStatus) { 20837 int callingUid = Binder.getCallingUid(); 20838 if (callingUid != 0 && callingUid != Process.SYSTEM_UID) { 20839 throw new SecurityException("Media status can only be updated by the system"); 20840 } 20841 // reader; this apparently protects mMediaMounted, but should probably 20842 // be a different lock in that case. 20843 synchronized (mPackages) { 20844 Log.i(TAG, "Updating external media status from " 20845 + (mMediaMounted ? "mounted" : "unmounted") + " to " 20846 + (mediaStatus ? "mounted" : "unmounted")); 20847 if (DEBUG_SD_INSTALL) 20848 Log.i(TAG, "updateExternalMediaStatus:: mediaStatus=" + mediaStatus 20849 + ", mMediaMounted=" + mMediaMounted); 20850 if (mediaStatus == mMediaMounted) { 20851 final Message msg = mHandler.obtainMessage(UPDATED_MEDIA_STATUS, reportStatus ? 1 20852 : 0, -1); 20853 mHandler.sendMessage(msg); 20854 return; 20855 } 20856 mMediaMounted = mediaStatus; 20857 } 20858 // Queue up an async operation since the package installation may take a 20859 // little while. 20860 mHandler.post(new Runnable() { 20861 public void run() { 20862 updateExternalMediaStatusInner(mediaStatus, reportStatus, true); 20863 } 20864 }); 20865 } 20866 20867 /** 20868 * Called by StorageManagerService when the initial ASECs to scan are available. 20869 * Should block until all the ASEC containers are finished being scanned. 20870 */ 20871 public void scanAvailableAsecs() { 20872 updateExternalMediaStatusInner(true, false, false); 20873 } 20874 20875 /* 20876 * Collect information of applications on external media, map them against 20877 * existing containers and update information based on current mount status. 20878 * Please note that we always have to report status if reportStatus has been 20879 * set to true especially when unloading packages. 20880 */ 20881 private void updateExternalMediaStatusInner(boolean isMounted, boolean reportStatus, 20882 boolean externalStorage) { 20883 ArrayMap<AsecInstallArgs, String> processCids = new ArrayMap<>(); 20884 int[] uidArr = EmptyArray.INT; 20885 20886 final String[] list = PackageHelper.getSecureContainerList(); 20887 if (ArrayUtils.isEmpty(list)) { 20888 Log.i(TAG, "No secure containers found"); 20889 } else { 20890 // Process list of secure containers and categorize them 20891 // as active or stale based on their package internal state. 20892 20893 // reader 20894 synchronized (mPackages) { 20895 for (String cid : list) { 20896 // Leave stages untouched for now; installer service owns them 20897 if (PackageInstallerService.isStageName(cid)) continue; 20898 20899 if (DEBUG_SD_INSTALL) 20900 Log.i(TAG, "Processing container " + cid); 20901 String pkgName = getAsecPackageName(cid); 20902 if (pkgName == null) { 20903 Slog.i(TAG, "Found stale container " + cid + " with no package name"); 20904 continue; 20905 } 20906 if (DEBUG_SD_INSTALL) 20907 Log.i(TAG, "Looking for pkg : " + pkgName); 20908 20909 final PackageSetting ps = mSettings.mPackages.get(pkgName); 20910 if (ps == null) { 20911 Slog.i(TAG, "Found stale container " + cid + " with no matching settings"); 20912 continue; 20913 } 20914 20915 /* 20916 * Skip packages that are not external if we're unmounting 20917 * external storage. 20918 */ 20919 if (externalStorage && !isMounted && !isExternal(ps)) { 20920 continue; 20921 } 20922 20923 final AsecInstallArgs args = new AsecInstallArgs(cid, 20924 getAppDexInstructionSets(ps), ps.isForwardLocked()); 20925 // The package status is changed only if the code path 20926 // matches between settings and the container id. 20927 if (ps.codePathString != null 20928 && ps.codePathString.startsWith(args.getCodePath())) { 20929 if (DEBUG_SD_INSTALL) { 20930 Log.i(TAG, "Container : " + cid + " corresponds to pkg : " + pkgName 20931 + " at code path: " + ps.codePathString); 20932 } 20933 20934 // We do have a valid package installed on sdcard 20935 processCids.put(args, ps.codePathString); 20936 final int uid = ps.appId; 20937 if (uid != -1) { 20938 uidArr = ArrayUtils.appendInt(uidArr, uid); 20939 } 20940 } else { 20941 Slog.i(TAG, "Found stale container " + cid + ": expected codePath=" 20942 + ps.codePathString); 20943 } 20944 } 20945 } 20946 20947 Arrays.sort(uidArr); 20948 } 20949 20950 // Process packages with valid entries. 20951 if (isMounted) { 20952 if (DEBUG_SD_INSTALL) 20953 Log.i(TAG, "Loading packages"); 20954 loadMediaPackages(processCids, uidArr, externalStorage); 20955 startCleaningPackages(); 20956 mInstallerService.onSecureContainersAvailable(); 20957 } else { 20958 if (DEBUG_SD_INSTALL) 20959 Log.i(TAG, "Unloading packages"); 20960 unloadMediaPackages(processCids, uidArr, reportStatus); 20961 } 20962 } 20963 20964 private void sendResourcesChangedBroadcast(boolean mediaStatus, boolean replacing, 20965 ArrayList<ApplicationInfo> infos, IIntentReceiver finishedReceiver) { 20966 final int size = infos.size(); 20967 final String[] packageNames = new String[size]; 20968 final int[] packageUids = new int[size]; 20969 for (int i = 0; i < size; i++) { 20970 final ApplicationInfo info = infos.get(i); 20971 packageNames[i] = info.packageName; 20972 packageUids[i] = info.uid; 20973 } 20974 sendResourcesChangedBroadcast(mediaStatus, replacing, packageNames, packageUids, 20975 finishedReceiver); 20976 } 20977 20978 private void sendResourcesChangedBroadcast(boolean mediaStatus, boolean replacing, 20979 ArrayList<String> pkgList, int uidArr[], IIntentReceiver finishedReceiver) { 20980 sendResourcesChangedBroadcast(mediaStatus, replacing, 20981 pkgList.toArray(new String[pkgList.size()]), uidArr, finishedReceiver); 20982 } 20983 20984 private void sendResourcesChangedBroadcast(boolean mediaStatus, boolean replacing, 20985 String[] pkgList, int uidArr[], IIntentReceiver finishedReceiver) { 20986 int size = pkgList.length; 20987 if (size > 0) { 20988 // Send broadcasts here 20989 Bundle extras = new Bundle(); 20990 extras.putStringArray(Intent.EXTRA_CHANGED_PACKAGE_LIST, pkgList); 20991 if (uidArr != null) { 20992 extras.putIntArray(Intent.EXTRA_CHANGED_UID_LIST, uidArr); 20993 } 20994 if (replacing) { 20995 extras.putBoolean(Intent.EXTRA_REPLACING, replacing); 20996 } 20997 String action = mediaStatus ? Intent.ACTION_EXTERNAL_APPLICATIONS_AVAILABLE 20998 : Intent.ACTION_EXTERNAL_APPLICATIONS_UNAVAILABLE; 20999 sendPackageBroadcast(action, null, extras, 0, null, finishedReceiver, null); 21000 } 21001 } 21002 21003 /* 21004 * Look at potentially valid container ids from processCids If package 21005 * information doesn't match the one on record or package scanning fails, 21006 * the cid is added to list of removeCids. We currently don't delete stale 21007 * containers. 21008 */ 21009 private void loadMediaPackages(ArrayMap<AsecInstallArgs, String> processCids, int[] uidArr, 21010 boolean externalStorage) { 21011 ArrayList<String> pkgList = new ArrayList<String>(); 21012 Set<AsecInstallArgs> keys = processCids.keySet(); 21013 21014 for (AsecInstallArgs args : keys) { 21015 String codePath = processCids.get(args); 21016 if (DEBUG_SD_INSTALL) 21017 Log.i(TAG, "Loading container : " + args.cid); 21018 int retCode = PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 21019 try { 21020 // Make sure there are no container errors first. 21021 if (args.doPreInstall(PackageManager.INSTALL_SUCCEEDED) != PackageManager.INSTALL_SUCCEEDED) { 21022 Slog.e(TAG, "Failed to mount cid : " + args.cid 21023 + " when installing from sdcard"); 21024 continue; 21025 } 21026 // Check code path here. 21027 if (codePath == null || !codePath.startsWith(args.getCodePath())) { 21028 Slog.e(TAG, "Container " + args.cid + " cachepath " + args.getCodePath() 21029 + " does not match one in settings " + codePath); 21030 continue; 21031 } 21032 // Parse package 21033 int parseFlags = mDefParseFlags; 21034 if (args.isExternalAsec()) { 21035 parseFlags |= PackageParser.PARSE_EXTERNAL_STORAGE; 21036 } 21037 if (args.isFwdLocked()) { 21038 parseFlags |= PackageParser.PARSE_FORWARD_LOCK; 21039 } 21040 21041 synchronized (mInstallLock) { 21042 PackageParser.Package pkg = null; 21043 try { 21044 // Sadly we don't know the package name yet to freeze it 21045 pkg = scanPackageTracedLI(new File(codePath), parseFlags, 21046 SCAN_IGNORE_FROZEN, 0, null); 21047 } catch (PackageManagerException e) { 21048 Slog.w(TAG, "Failed to scan " + codePath + ": " + e.getMessage()); 21049 } 21050 // Scan the package 21051 if (pkg != null) { 21052 /* 21053 * TODO why is the lock being held? doPostInstall is 21054 * called in other places without the lock. This needs 21055 * to be straightened out. 21056 */ 21057 // writer 21058 synchronized (mPackages) { 21059 retCode = PackageManager.INSTALL_SUCCEEDED; 21060 pkgList.add(pkg.packageName); 21061 // Post process args 21062 args.doPostInstall(PackageManager.INSTALL_SUCCEEDED, 21063 pkg.applicationInfo.uid); 21064 } 21065 } else { 21066 Slog.i(TAG, "Failed to install pkg from " + codePath + " from sdcard"); 21067 } 21068 } 21069 21070 } finally { 21071 if (retCode != PackageManager.INSTALL_SUCCEEDED) { 21072 Log.w(TAG, "Container " + args.cid + " is stale, retCode=" + retCode); 21073 } 21074 } 21075 } 21076 // writer 21077 synchronized (mPackages) { 21078 // If the platform SDK has changed since the last time we booted, 21079 // we need to re-grant app permission to catch any new ones that 21080 // appear. This is really a hack, and means that apps can in some 21081 // cases get permissions that the user didn't initially explicitly 21082 // allow... it would be nice to have some better way to handle 21083 // this situation. 21084 final VersionInfo ver = externalStorage ? mSettings.getExternalVersion() 21085 : mSettings.getInternalVersion(); 21086 final String volumeUuid = externalStorage ? StorageManager.UUID_PRIMARY_PHYSICAL 21087 : StorageManager.UUID_PRIVATE_INTERNAL; 21088 21089 int updateFlags = UPDATE_PERMISSIONS_ALL; 21090 if (ver.sdkVersion != mSdkVersion) { 21091 logCriticalInfo(Log.INFO, "Platform changed from " + ver.sdkVersion + " to " 21092 + mSdkVersion + "; regranting permissions for external"); 21093 updateFlags |= UPDATE_PERMISSIONS_REPLACE_PKG | UPDATE_PERMISSIONS_REPLACE_ALL; 21094 } 21095 updatePermissionsLPw(null, null, volumeUuid, updateFlags); 21096 21097 // Yay, everything is now upgraded 21098 ver.forceCurrent(); 21099 21100 // can downgrade to reader 21101 // Persist settings 21102 mSettings.writeLPr(); 21103 } 21104 // Send a broadcast to let everyone know we are done processing 21105 if (pkgList.size() > 0) { 21106 sendResourcesChangedBroadcast(true, false, pkgList, uidArr, null); 21107 } 21108 } 21109 21110 /* 21111 * Utility method to unload a list of specified containers 21112 */ 21113 private void unloadAllContainers(Set<AsecInstallArgs> cidArgs) { 21114 // Just unmount all valid containers. 21115 for (AsecInstallArgs arg : cidArgs) { 21116 synchronized (mInstallLock) { 21117 arg.doPostDeleteLI(false); 21118 } 21119 } 21120 } 21121 21122 /* 21123 * Unload packages mounted on external media. This involves deleting package 21124 * data from internal structures, sending broadcasts about disabled packages, 21125 * gc'ing to free up references, unmounting all secure containers 21126 * corresponding to packages on external media, and posting a 21127 * UPDATED_MEDIA_STATUS message if status has been requested. Please note 21128 * that we always have to post this message if status has been requested no 21129 * matter what. 21130 */ 21131 private void unloadMediaPackages(ArrayMap<AsecInstallArgs, String> processCids, int uidArr[], 21132 final boolean reportStatus) { 21133 if (DEBUG_SD_INSTALL) 21134 Log.i(TAG, "unloading media packages"); 21135 ArrayList<String> pkgList = new ArrayList<String>(); 21136 ArrayList<AsecInstallArgs> failedList = new ArrayList<AsecInstallArgs>(); 21137 final Set<AsecInstallArgs> keys = processCids.keySet(); 21138 for (AsecInstallArgs args : keys) { 21139 String pkgName = args.getPackageName(); 21140 if (DEBUG_SD_INSTALL) 21141 Log.i(TAG, "Trying to unload pkg : " + pkgName); 21142 // Delete package internally 21143 PackageRemovedInfo outInfo = new PackageRemovedInfo(); 21144 synchronized (mInstallLock) { 21145 final int deleteFlags = PackageManager.DELETE_KEEP_DATA; 21146 final boolean res; 21147 try (PackageFreezer freezer = freezePackageForDelete(pkgName, deleteFlags, 21148 "unloadMediaPackages")) { 21149 res = deletePackageLIF(pkgName, null, false, null, deleteFlags, outInfo, false, 21150 null); 21151 } 21152 if (res) { 21153 pkgList.add(pkgName); 21154 } else { 21155 Slog.e(TAG, "Failed to delete pkg from sdcard : " + pkgName); 21156 failedList.add(args); 21157 } 21158 } 21159 } 21160 21161 // reader 21162 synchronized (mPackages) { 21163 // We didn't update the settings after removing each package; 21164 // write them now for all packages. 21165 mSettings.writeLPr(); 21166 } 21167 21168 // We have to absolutely send UPDATED_MEDIA_STATUS only 21169 // after confirming that all the receivers processed the ordered 21170 // broadcast when packages get disabled, force a gc to clean things up. 21171 // and unload all the containers. 21172 if (pkgList.size() > 0) { 21173 sendResourcesChangedBroadcast(false, false, pkgList, uidArr, 21174 new IIntentReceiver.Stub() { 21175 public void performReceive(Intent intent, int resultCode, String data, 21176 Bundle extras, boolean ordered, boolean sticky, 21177 int sendingUser) throws RemoteException { 21178 Message msg = mHandler.obtainMessage(UPDATED_MEDIA_STATUS, 21179 reportStatus ? 1 : 0, 1, keys); 21180 mHandler.sendMessage(msg); 21181 } 21182 }); 21183 } else { 21184 Message msg = mHandler.obtainMessage(UPDATED_MEDIA_STATUS, reportStatus ? 1 : 0, -1, 21185 keys); 21186 mHandler.sendMessage(msg); 21187 } 21188 } 21189 21190 private void loadPrivatePackages(final VolumeInfo vol) { 21191 mHandler.post(new Runnable() { 21192 @Override 21193 public void run() { 21194 loadPrivatePackagesInner(vol); 21195 } 21196 }); 21197 } 21198 21199 private void loadPrivatePackagesInner(VolumeInfo vol) { 21200 final String volumeUuid = vol.fsUuid; 21201 if (TextUtils.isEmpty(volumeUuid)) { 21202 Slog.e(TAG, "Loading internal storage is probably a mistake; ignoring"); 21203 return; 21204 } 21205 21206 final ArrayList<PackageFreezer> freezers = new ArrayList<>(); 21207 final ArrayList<ApplicationInfo> loaded = new ArrayList<>(); 21208 final int parseFlags = mDefParseFlags | PackageParser.PARSE_EXTERNAL_STORAGE; 21209 21210 final VersionInfo ver; 21211 final List<PackageSetting> packages; 21212 synchronized (mPackages) { 21213 ver = mSettings.findOrCreateVersion(volumeUuid); 21214 packages = mSettings.getVolumePackagesLPr(volumeUuid); 21215 } 21216 21217 for (PackageSetting ps : packages) { 21218 freezers.add(freezePackage(ps.name, "loadPrivatePackagesInner")); 21219 synchronized (mInstallLock) { 21220 final PackageParser.Package pkg; 21221 try { 21222 pkg = scanPackageTracedLI(ps.codePath, parseFlags, SCAN_INITIAL, 0, null); 21223 loaded.add(pkg.applicationInfo); 21224 21225 } catch (PackageManagerException e) { 21226 Slog.w(TAG, "Failed to scan " + ps.codePath + ": " + e.getMessage()); 21227 } 21228 21229 if (!Build.FINGERPRINT.equals(ver.fingerprint)) { 21230 clearAppDataLIF(ps.pkg, UserHandle.USER_ALL, 21231 StorageManager.FLAG_STORAGE_DE | StorageManager.FLAG_STORAGE_CE 21232 | Installer.FLAG_CLEAR_CODE_CACHE_ONLY); 21233 } 21234 } 21235 } 21236 21237 // Reconcile app data for all started/unlocked users 21238 final StorageManager sm = mContext.getSystemService(StorageManager.class); 21239 final UserManager um = mContext.getSystemService(UserManager.class); 21240 UserManagerInternal umInternal = getUserManagerInternal(); 21241 for (UserInfo user : um.getUsers()) { 21242 final int flags; 21243 if (umInternal.isUserUnlockingOrUnlocked(user.id)) { 21244 flags = StorageManager.FLAG_STORAGE_DE | StorageManager.FLAG_STORAGE_CE; 21245 } else if (umInternal.isUserRunning(user.id)) { 21246 flags = StorageManager.FLAG_STORAGE_DE; 21247 } else { 21248 continue; 21249 } 21250 21251 try { 21252 sm.prepareUserStorage(volumeUuid, user.id, user.serialNumber, flags); 21253 synchronized (mInstallLock) { 21254 reconcileAppsDataLI(volumeUuid, user.id, flags, true /* migrateAppData */); 21255 } 21256 } catch (IllegalStateException e) { 21257 // Device was probably ejected, and we'll process that event momentarily 21258 Slog.w(TAG, "Failed to prepare storage: " + e); 21259 } 21260 } 21261 21262 synchronized (mPackages) { 21263 int updateFlags = UPDATE_PERMISSIONS_ALL; 21264 if (ver.sdkVersion != mSdkVersion) { 21265 logCriticalInfo(Log.INFO, "Platform changed from " + ver.sdkVersion + " to " 21266 + mSdkVersion + "; regranting permissions for " + volumeUuid); 21267 updateFlags |= UPDATE_PERMISSIONS_REPLACE_PKG | UPDATE_PERMISSIONS_REPLACE_ALL; 21268 } 21269 updatePermissionsLPw(null, null, volumeUuid, updateFlags); 21270 21271 // Yay, everything is now upgraded 21272 ver.forceCurrent(); 21273 21274 mSettings.writeLPr(); 21275 } 21276 21277 for (PackageFreezer freezer : freezers) { 21278 freezer.close(); 21279 } 21280 21281 if (DEBUG_INSTALL) Slog.d(TAG, "Loaded packages " + loaded); 21282 sendResourcesChangedBroadcast(true, false, loaded, null); 21283 } 21284 21285 private void unloadPrivatePackages(final VolumeInfo vol) { 21286 mHandler.post(new Runnable() { 21287 @Override 21288 public void run() { 21289 unloadPrivatePackagesInner(vol); 21290 } 21291 }); 21292 } 21293 21294 private void unloadPrivatePackagesInner(VolumeInfo vol) { 21295 final String volumeUuid = vol.fsUuid; 21296 if (TextUtils.isEmpty(volumeUuid)) { 21297 Slog.e(TAG, "Unloading internal storage is probably a mistake; ignoring"); 21298 return; 21299 } 21300 21301 final ArrayList<ApplicationInfo> unloaded = new ArrayList<>(); 21302 synchronized (mInstallLock) { 21303 synchronized (mPackages) { 21304 final List<PackageSetting> packages = mSettings.getVolumePackagesLPr(volumeUuid); 21305 for (PackageSetting ps : packages) { 21306 if (ps.pkg == null) continue; 21307 21308 final ApplicationInfo info = ps.pkg.applicationInfo; 21309 final int deleteFlags = PackageManager.DELETE_KEEP_DATA; 21310 final PackageRemovedInfo outInfo = new PackageRemovedInfo(); 21311 21312 try (PackageFreezer freezer = freezePackageForDelete(ps.name, deleteFlags, 21313 "unloadPrivatePackagesInner")) { 21314 if (deletePackageLIF(ps.name, null, false, null, deleteFlags, outInfo, 21315 false, null)) { 21316 unloaded.add(info); 21317 } else { 21318 Slog.w(TAG, "Failed to unload " + ps.codePath); 21319 } 21320 } 21321 21322 // Try very hard to release any references to this package 21323 // so we don't risk the system server being killed due to 21324 // open FDs 21325 AttributeCache.instance().removePackage(ps.name); 21326 } 21327 21328 mSettings.writeLPr(); 21329 } 21330 } 21331 21332 if (DEBUG_INSTALL) Slog.d(TAG, "Unloaded packages " + unloaded); 21333 sendResourcesChangedBroadcast(false, false, unloaded, null); 21334 21335 // Try very hard to release any references to this path so we don't risk 21336 // the system server being killed due to open FDs 21337 ResourcesManager.getInstance().invalidatePath(vol.getPath().getAbsolutePath()); 21338 21339 for (int i = 0; i < 3; i++) { 21340 System.gc(); 21341 System.runFinalization(); 21342 } 21343 } 21344 21345 private void assertPackageKnown(String volumeUuid, String packageName) 21346 throws PackageManagerException { 21347 synchronized (mPackages) { 21348 // Normalize package name to handle renamed packages 21349 packageName = normalizePackageNameLPr(packageName); 21350 21351 final PackageSetting ps = mSettings.mPackages.get(packageName); 21352 if (ps == null) { 21353 throw new PackageManagerException("Package " + packageName + " is unknown"); 21354 } else if (!TextUtils.equals(volumeUuid, ps.volumeUuid)) { 21355 throw new PackageManagerException( 21356 "Package " + packageName + " found on unknown volume " + volumeUuid 21357 + "; expected volume " + ps.volumeUuid); 21358 } 21359 } 21360 } 21361 21362 private void assertPackageKnownAndInstalled(String volumeUuid, String packageName, int userId) 21363 throws PackageManagerException { 21364 synchronized (mPackages) { 21365 // Normalize package name to handle renamed packages 21366 packageName = normalizePackageNameLPr(packageName); 21367 21368 final PackageSetting ps = mSettings.mPackages.get(packageName); 21369 if (ps == null) { 21370 throw new PackageManagerException("Package " + packageName + " is unknown"); 21371 } else if (!TextUtils.equals(volumeUuid, ps.volumeUuid)) { 21372 throw new PackageManagerException( 21373 "Package " + packageName + " found on unknown volume " + volumeUuid 21374 + "; expected volume " + ps.volumeUuid); 21375 } else if (!ps.getInstalled(userId)) { 21376 throw new PackageManagerException( 21377 "Package " + packageName + " not installed for user " + userId); 21378 } 21379 } 21380 } 21381 21382 private List<String> collectAbsoluteCodePaths() { 21383 synchronized (mPackages) { 21384 List<String> codePaths = new ArrayList<>(); 21385 final int packageCount = mSettings.mPackages.size(); 21386 for (int i = 0; i < packageCount; i++) { 21387 final PackageSetting ps = mSettings.mPackages.valueAt(i); 21388 codePaths.add(ps.codePath.getAbsolutePath()); 21389 } 21390 return codePaths; 21391 } 21392 } 21393 21394 /** 21395 * Examine all apps present on given mounted volume, and destroy apps that 21396 * aren't expected, either due to uninstallation or reinstallation on 21397 * another volume. 21398 */ 21399 private void reconcileApps(String volumeUuid) { 21400 List<String> absoluteCodePaths = collectAbsoluteCodePaths(); 21401 List<File> filesToDelete = null; 21402 21403 final File[] files = FileUtils.listFilesOrEmpty( 21404 Environment.getDataAppDirectory(volumeUuid)); 21405 for (File file : files) { 21406 final boolean isPackage = (isApkFile(file) || file.isDirectory()) 21407 && !PackageInstallerService.isStageName(file.getName()); 21408 if (!isPackage) { 21409 // Ignore entries which are not packages 21410 continue; 21411 } 21412 21413 String absolutePath = file.getAbsolutePath(); 21414 21415 boolean pathValid = false; 21416 final int absoluteCodePathCount = absoluteCodePaths.size(); 21417 for (int i = 0; i < absoluteCodePathCount; i++) { 21418 String absoluteCodePath = absoluteCodePaths.get(i); 21419 if (absolutePath.startsWith(absoluteCodePath)) { 21420 pathValid = true; 21421 break; 21422 } 21423 } 21424 21425 if (!pathValid) { 21426 if (filesToDelete == null) { 21427 filesToDelete = new ArrayList<>(); 21428 } 21429 filesToDelete.add(file); 21430 } 21431 } 21432 21433 if (filesToDelete != null) { 21434 final int fileToDeleteCount = filesToDelete.size(); 21435 for (int i = 0; i < fileToDeleteCount; i++) { 21436 File fileToDelete = filesToDelete.get(i); 21437 logCriticalInfo(Log.WARN, "Destroying orphaned" + fileToDelete); 21438 synchronized (mInstallLock) { 21439 removeCodePathLI(fileToDelete); 21440 } 21441 } 21442 } 21443 } 21444 21445 /** 21446 * Reconcile all app data for the given user. 21447 * <p> 21448 * Verifies that directories exist and that ownership and labeling is 21449 * correct for all installed apps on all mounted volumes. 21450 */ 21451 void reconcileAppsData(int userId, int flags, boolean migrateAppsData) { 21452 final StorageManager storage = mContext.getSystemService(StorageManager.class); 21453 for (VolumeInfo vol : storage.getWritablePrivateVolumes()) { 21454 final String volumeUuid = vol.getFsUuid(); 21455 synchronized (mInstallLock) { 21456 reconcileAppsDataLI(volumeUuid, userId, flags, migrateAppsData); 21457 } 21458 } 21459 } 21460 21461 /** 21462 * Reconcile all app data on given mounted volume. 21463 * <p> 21464 * Destroys app data that isn't expected, either due to uninstallation or 21465 * reinstallation on another volume. 21466 * <p> 21467 * Verifies that directories exist and that ownership and labeling is 21468 * correct for all installed apps. 21469 */ 21470 private void reconcileAppsDataLI(String volumeUuid, int userId, int flags, 21471 boolean migrateAppData) { 21472 Slog.v(TAG, "reconcileAppsData for " + volumeUuid + " u" + userId + " 0x" 21473 + Integer.toHexString(flags) + " migrateAppData=" + migrateAppData); 21474 21475 final File ceDir = Environment.getDataUserCeDirectory(volumeUuid, userId); 21476 final File deDir = Environment.getDataUserDeDirectory(volumeUuid, userId); 21477 21478 // First look for stale data that doesn't belong, and check if things 21479 // have changed since we did our last restorecon 21480 if ((flags & StorageManager.FLAG_STORAGE_CE) != 0) { 21481 if (StorageManager.isFileEncryptedNativeOrEmulated() 21482 && !StorageManager.isUserKeyUnlocked(userId)) { 21483 throw new RuntimeException( 21484 "Yikes, someone asked us to reconcile CE storage while " + userId 21485 + " was still locked; this would have caused massive data loss!"); 21486 } 21487 21488 final File[] files = FileUtils.listFilesOrEmpty(ceDir); 21489 for (File file : files) { 21490 final String packageName = file.getName(); 21491 try { 21492 assertPackageKnownAndInstalled(volumeUuid, packageName, userId); 21493 } catch (PackageManagerException e) { 21494 logCriticalInfo(Log.WARN, "Destroying " + file + " due to: " + e); 21495 try { 21496 mInstaller.destroyAppData(volumeUuid, packageName, userId, 21497 StorageManager.FLAG_STORAGE_CE, 0); 21498 } catch (InstallerException e2) { 21499 logCriticalInfo(Log.WARN, "Failed to destroy: " + e2); 21500 } 21501 } 21502 } 21503 } 21504 if ((flags & StorageManager.FLAG_STORAGE_DE) != 0) { 21505 final File[] files = FileUtils.listFilesOrEmpty(deDir); 21506 for (File file : files) { 21507 final String packageName = file.getName(); 21508 try { 21509 assertPackageKnownAndInstalled(volumeUuid, packageName, userId); 21510 } catch (PackageManagerException e) { 21511 logCriticalInfo(Log.WARN, "Destroying " + file + " due to: " + e); 21512 try { 21513 mInstaller.destroyAppData(volumeUuid, packageName, userId, 21514 StorageManager.FLAG_STORAGE_DE, 0); 21515 } catch (InstallerException e2) { 21516 logCriticalInfo(Log.WARN, "Failed to destroy: " + e2); 21517 } 21518 } 21519 } 21520 } 21521 21522 // Ensure that data directories are ready to roll for all packages 21523 // installed for this volume and user 21524 final List<PackageSetting> packages; 21525 synchronized (mPackages) { 21526 packages = mSettings.getVolumePackagesLPr(volumeUuid); 21527 } 21528 int preparedCount = 0; 21529 for (PackageSetting ps : packages) { 21530 final String packageName = ps.name; 21531 if (ps.pkg == null) { 21532 Slog.w(TAG, "Odd, missing scanned package " + packageName); 21533 // TODO: might be due to legacy ASEC apps; we should circle back 21534 // and reconcile again once they're scanned 21535 continue; 21536 } 21537 21538 if (ps.getInstalled(userId)) { 21539 prepareAppDataLIF(ps.pkg, userId, flags); 21540 21541 if (migrateAppData && maybeMigrateAppDataLIF(ps.pkg, userId)) { 21542 // We may have just shuffled around app data directories, so 21543 // prepare them one more time 21544 prepareAppDataLIF(ps.pkg, userId, flags); 21545 } 21546 21547 preparedCount++; 21548 } 21549 } 21550 21551 Slog.v(TAG, "reconcileAppsData finished " + preparedCount + " packages"); 21552 } 21553 21554 /** 21555 * Prepare app data for the given app just after it was installed or 21556 * upgraded. This method carefully only touches users that it's installed 21557 * for, and it forces a restorecon to handle any seinfo changes. 21558 * <p> 21559 * Verifies that directories exist and that ownership and labeling is 21560 * correct for all installed apps. If there is an ownership mismatch, it 21561 * will try recovering system apps by wiping data; third-party app data is 21562 * left intact. 21563 * <p> 21564 * <em>Note: To avoid a deadlock, do not call this method with {@code mPackages} lock held</em> 21565 */ 21566 private void prepareAppDataAfterInstallLIF(PackageParser.Package pkg) { 21567 final PackageSetting ps; 21568 synchronized (mPackages) { 21569 ps = mSettings.mPackages.get(pkg.packageName); 21570 mSettings.writeKernelMappingLPr(ps); 21571 } 21572 21573 final UserManager um = mContext.getSystemService(UserManager.class); 21574 UserManagerInternal umInternal = getUserManagerInternal(); 21575 for (UserInfo user : um.getUsers()) { 21576 final int flags; 21577 if (umInternal.isUserUnlockingOrUnlocked(user.id)) { 21578 flags = StorageManager.FLAG_STORAGE_DE | StorageManager.FLAG_STORAGE_CE; 21579 } else if (umInternal.isUserRunning(user.id)) { 21580 flags = StorageManager.FLAG_STORAGE_DE; 21581 } else { 21582 continue; 21583 } 21584 21585 if (ps.getInstalled(user.id)) { 21586 // TODO: when user data is locked, mark that we're still dirty 21587 prepareAppDataLIF(pkg, user.id, flags); 21588 } 21589 } 21590 } 21591 21592 /** 21593 * Prepare app data for the given app. 21594 * <p> 21595 * Verifies that directories exist and that ownership and labeling is 21596 * correct for all installed apps. If there is an ownership mismatch, this 21597 * will try recovering system apps by wiping data; third-party app data is 21598 * left intact. 21599 */ 21600 private void prepareAppDataLIF(PackageParser.Package pkg, int userId, int flags) { 21601 if (pkg == null) { 21602 Slog.wtf(TAG, "Package was null!", new Throwable()); 21603 return; 21604 } 21605 prepareAppDataLeafLIF(pkg, userId, flags); 21606 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 21607 for (int i = 0; i < childCount; i++) { 21608 prepareAppDataLeafLIF(pkg.childPackages.get(i), userId, flags); 21609 } 21610 } 21611 21612 private void prepareAppDataLeafLIF(PackageParser.Package pkg, int userId, int flags) { 21613 if (DEBUG_APP_DATA) { 21614 Slog.v(TAG, "prepareAppData for " + pkg.packageName + " u" + userId + " 0x" 21615 + Integer.toHexString(flags)); 21616 } 21617 21618 final String volumeUuid = pkg.volumeUuid; 21619 final String packageName = pkg.packageName; 21620 final ApplicationInfo app = pkg.applicationInfo; 21621 final int appId = UserHandle.getAppId(app.uid); 21622 21623 Preconditions.checkNotNull(app.seinfo); 21624 21625 long ceDataInode = -1; 21626 try { 21627 ceDataInode = mInstaller.createAppData(volumeUuid, packageName, userId, flags, 21628 appId, app.seinfo, app.targetSdkVersion); 21629 } catch (InstallerException e) { 21630 if (app.isSystemApp()) { 21631 logCriticalInfo(Log.ERROR, "Failed to create app data for " + packageName 21632 + ", but trying to recover: " + e); 21633 destroyAppDataLeafLIF(pkg, userId, flags); 21634 try { 21635 ceDataInode = mInstaller.createAppData(volumeUuid, packageName, userId, flags, 21636 appId, app.seinfo, app.targetSdkVersion); 21637 logCriticalInfo(Log.DEBUG, "Recovery succeeded!"); 21638 } catch (InstallerException e2) { 21639 logCriticalInfo(Log.DEBUG, "Recovery failed!"); 21640 } 21641 } else { 21642 Slog.e(TAG, "Failed to create app data for " + packageName + ": " + e); 21643 } 21644 } 21645 21646 if ((flags & StorageManager.FLAG_STORAGE_CE) != 0 && ceDataInode != -1) { 21647 // TODO: mark this structure as dirty so we persist it! 21648 synchronized (mPackages) { 21649 final PackageSetting ps = mSettings.mPackages.get(packageName); 21650 if (ps != null) { 21651 ps.setCeDataInode(ceDataInode, userId); 21652 } 21653 } 21654 } 21655 21656 prepareAppDataContentsLeafLIF(pkg, userId, flags); 21657 } 21658 21659 private void prepareAppDataContentsLIF(PackageParser.Package pkg, int userId, int flags) { 21660 if (pkg == null) { 21661 Slog.wtf(TAG, "Package was null!", new Throwable()); 21662 return; 21663 } 21664 prepareAppDataContentsLeafLIF(pkg, userId, flags); 21665 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 21666 for (int i = 0; i < childCount; i++) { 21667 prepareAppDataContentsLeafLIF(pkg.childPackages.get(i), userId, flags); 21668 } 21669 } 21670 21671 private void prepareAppDataContentsLeafLIF(PackageParser.Package pkg, int userId, int flags) { 21672 final String volumeUuid = pkg.volumeUuid; 21673 final String packageName = pkg.packageName; 21674 final ApplicationInfo app = pkg.applicationInfo; 21675 21676 if ((flags & StorageManager.FLAG_STORAGE_CE) != 0) { 21677 // Create a native library symlink only if we have native libraries 21678 // and if the native libraries are 32 bit libraries. We do not provide 21679 // this symlink for 64 bit libraries. 21680 if (app.primaryCpuAbi != null && !VMRuntime.is64BitAbi(app.primaryCpuAbi)) { 21681 final String nativeLibPath = app.nativeLibraryDir; 21682 try { 21683 mInstaller.linkNativeLibraryDirectory(volumeUuid, packageName, 21684 nativeLibPath, userId); 21685 } catch (InstallerException e) { 21686 Slog.e(TAG, "Failed to link native for " + packageName + ": " + e); 21687 } 21688 } 21689 } 21690 } 21691 21692 /** 21693 * For system apps on non-FBE devices, this method migrates any existing 21694 * CE/DE data to match the {@code defaultToDeviceProtectedStorage} flag 21695 * requested by the app. 21696 */ 21697 private boolean maybeMigrateAppDataLIF(PackageParser.Package pkg, int userId) { 21698 if (pkg.isSystemApp() && !StorageManager.isFileEncryptedNativeOrEmulated() 21699 && PackageManager.APPLY_DEFAULT_TO_DEVICE_PROTECTED_STORAGE) { 21700 final int storageTarget = pkg.applicationInfo.isDefaultToDeviceProtectedStorage() 21701 ? StorageManager.FLAG_STORAGE_DE : StorageManager.FLAG_STORAGE_CE; 21702 try { 21703 mInstaller.migrateAppData(pkg.volumeUuid, pkg.packageName, userId, 21704 storageTarget); 21705 } catch (InstallerException e) { 21706 logCriticalInfo(Log.WARN, 21707 "Failed to migrate " + pkg.packageName + ": " + e.getMessage()); 21708 } 21709 return true; 21710 } else { 21711 return false; 21712 } 21713 } 21714 21715 public PackageFreezer freezePackage(String packageName, String killReason) { 21716 return freezePackage(packageName, UserHandle.USER_ALL, killReason); 21717 } 21718 21719 public PackageFreezer freezePackage(String packageName, int userId, String killReason) { 21720 return new PackageFreezer(packageName, userId, killReason); 21721 } 21722 21723 public PackageFreezer freezePackageForInstall(String packageName, int installFlags, 21724 String killReason) { 21725 return freezePackageForInstall(packageName, UserHandle.USER_ALL, installFlags, killReason); 21726 } 21727 21728 public PackageFreezer freezePackageForInstall(String packageName, int userId, int installFlags, 21729 String killReason) { 21730 if ((installFlags & PackageManager.INSTALL_DONT_KILL_APP) != 0) { 21731 return new PackageFreezer(); 21732 } else { 21733 return freezePackage(packageName, userId, killReason); 21734 } 21735 } 21736 21737 public PackageFreezer freezePackageForDelete(String packageName, int deleteFlags, 21738 String killReason) { 21739 return freezePackageForDelete(packageName, UserHandle.USER_ALL, deleteFlags, killReason); 21740 } 21741 21742 public PackageFreezer freezePackageForDelete(String packageName, int userId, int deleteFlags, 21743 String killReason) { 21744 if ((deleteFlags & PackageManager.DELETE_DONT_KILL_APP) != 0) { 21745 return new PackageFreezer(); 21746 } else { 21747 return freezePackage(packageName, userId, killReason); 21748 } 21749 } 21750 21751 /** 21752 * Class that freezes and kills the given package upon creation, and 21753 * unfreezes it upon closing. This is typically used when doing surgery on 21754 * app code/data to prevent the app from running while you're working. 21755 */ 21756 private class PackageFreezer implements AutoCloseable { 21757 private final String mPackageName; 21758 private final PackageFreezer[] mChildren; 21759 21760 private final boolean mWeFroze; 21761 21762 private final AtomicBoolean mClosed = new AtomicBoolean(); 21763 private final CloseGuard mCloseGuard = CloseGuard.get(); 21764 21765 /** 21766 * Create and return a stub freezer that doesn't actually do anything, 21767 * typically used when someone requested 21768 * {@link PackageManager#INSTALL_DONT_KILL_APP} or 21769 * {@link PackageManager#DELETE_DONT_KILL_APP}. 21770 */ 21771 public PackageFreezer() { 21772 mPackageName = null; 21773 mChildren = null; 21774 mWeFroze = false; 21775 mCloseGuard.open("close"); 21776 } 21777 21778 public PackageFreezer(String packageName, int userId, String killReason) { 21779 synchronized (mPackages) { 21780 mPackageName = packageName; 21781 mWeFroze = mFrozenPackages.add(mPackageName); 21782 21783 final PackageSetting ps = mSettings.mPackages.get(mPackageName); 21784 if (ps != null) { 21785 killApplication(ps.name, ps.appId, userId, killReason); 21786 } 21787 21788 final PackageParser.Package p = mPackages.get(packageName); 21789 if (p != null && p.childPackages != null) { 21790 final int N = p.childPackages.size(); 21791 mChildren = new PackageFreezer[N]; 21792 for (int i = 0; i < N; i++) { 21793 mChildren[i] = new PackageFreezer(p.childPackages.get(i).packageName, 21794 userId, killReason); 21795 } 21796 } else { 21797 mChildren = null; 21798 } 21799 } 21800 mCloseGuard.open("close"); 21801 } 21802 21803 @Override 21804 protected void finalize() throws Throwable { 21805 try { 21806 mCloseGuard.warnIfOpen(); 21807 close(); 21808 } finally { 21809 super.finalize(); 21810 } 21811 } 21812 21813 @Override 21814 public void close() { 21815 mCloseGuard.close(); 21816 if (mClosed.compareAndSet(false, true)) { 21817 synchronized (mPackages) { 21818 if (mWeFroze) { 21819 mFrozenPackages.remove(mPackageName); 21820 } 21821 21822 if (mChildren != null) { 21823 for (PackageFreezer freezer : mChildren) { 21824 freezer.close(); 21825 } 21826 } 21827 } 21828 } 21829 } 21830 } 21831 21832 /** 21833 * Verify that given package is currently frozen. 21834 */ 21835 private void checkPackageFrozen(String packageName) { 21836 synchronized (mPackages) { 21837 if (!mFrozenPackages.contains(packageName)) { 21838 Slog.wtf(TAG, "Expected " + packageName + " to be frozen!", new Throwable()); 21839 } 21840 } 21841 } 21842 21843 @Override 21844 public int movePackage(final String packageName, final String volumeUuid) { 21845 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MOVE_PACKAGE, null); 21846 21847 final UserHandle user = new UserHandle(UserHandle.getCallingUserId()); 21848 final int moveId = mNextMoveId.getAndIncrement(); 21849 mHandler.post(new Runnable() { 21850 @Override 21851 public void run() { 21852 try { 21853 movePackageInternal(packageName, volumeUuid, moveId, user); 21854 } catch (PackageManagerException e) { 21855 Slog.w(TAG, "Failed to move " + packageName, e); 21856 mMoveCallbacks.notifyStatusChanged(moveId, 21857 PackageManager.MOVE_FAILED_INTERNAL_ERROR); 21858 } 21859 } 21860 }); 21861 return moveId; 21862 } 21863 21864 private void movePackageInternal(final String packageName, final String volumeUuid, 21865 final int moveId, UserHandle user) throws PackageManagerException { 21866 final StorageManager storage = mContext.getSystemService(StorageManager.class); 21867 final PackageManager pm = mContext.getPackageManager(); 21868 21869 final boolean currentAsec; 21870 final String currentVolumeUuid; 21871 final File codeFile; 21872 final String installerPackageName; 21873 final String packageAbiOverride; 21874 final int appId; 21875 final String seinfo; 21876 final String label; 21877 final int targetSdkVersion; 21878 final PackageFreezer freezer; 21879 final int[] installedUserIds; 21880 21881 // reader 21882 synchronized (mPackages) { 21883 final PackageParser.Package pkg = mPackages.get(packageName); 21884 final PackageSetting ps = mSettings.mPackages.get(packageName); 21885 if (pkg == null || ps == null) { 21886 throw new PackageManagerException(MOVE_FAILED_DOESNT_EXIST, "Missing package"); 21887 } 21888 21889 if (pkg.applicationInfo.isSystemApp()) { 21890 throw new PackageManagerException(MOVE_FAILED_SYSTEM_PACKAGE, 21891 "Cannot move system application"); 21892 } 21893 21894 final boolean isInternalStorage = VolumeInfo.ID_PRIVATE_INTERNAL.equals(volumeUuid); 21895 final boolean allow3rdPartyOnInternal = mContext.getResources().getBoolean( 21896 com.android.internal.R.bool.config_allow3rdPartyAppOnInternal); 21897 if (isInternalStorage && !allow3rdPartyOnInternal) { 21898 throw new PackageManagerException(MOVE_FAILED_3RD_PARTY_NOT_ALLOWED_ON_INTERNAL, 21899 "3rd party apps are not allowed on internal storage"); 21900 } 21901 21902 if (pkg.applicationInfo.isExternalAsec()) { 21903 currentAsec = true; 21904 currentVolumeUuid = StorageManager.UUID_PRIMARY_PHYSICAL; 21905 } else if (pkg.applicationInfo.isForwardLocked()) { 21906 currentAsec = true; 21907 currentVolumeUuid = "forward_locked"; 21908 } else { 21909 currentAsec = false; 21910 currentVolumeUuid = ps.volumeUuid; 21911 21912 final File probe = new File(pkg.codePath); 21913 final File probeOat = new File(probe, "oat"); 21914 if (!probe.isDirectory() || !probeOat.isDirectory()) { 21915 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 21916 "Move only supported for modern cluster style installs"); 21917 } 21918 } 21919 21920 if (Objects.equals(currentVolumeUuid, volumeUuid)) { 21921 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 21922 "Package already moved to " + volumeUuid); 21923 } 21924 if (pkg.applicationInfo.isInternal() && isPackageDeviceAdminOnAnyUser(packageName)) { 21925 throw new PackageManagerException(MOVE_FAILED_DEVICE_ADMIN, 21926 "Device admin cannot be moved"); 21927 } 21928 21929 if (mFrozenPackages.contains(packageName)) { 21930 throw new PackageManagerException(MOVE_FAILED_OPERATION_PENDING, 21931 "Failed to move already frozen package"); 21932 } 21933 21934 codeFile = new File(pkg.codePath); 21935 installerPackageName = ps.installerPackageName; 21936 packageAbiOverride = ps.cpuAbiOverrideString; 21937 appId = UserHandle.getAppId(pkg.applicationInfo.uid); 21938 seinfo = pkg.applicationInfo.seinfo; 21939 label = String.valueOf(pm.getApplicationLabel(pkg.applicationInfo)); 21940 targetSdkVersion = pkg.applicationInfo.targetSdkVersion; 21941 freezer = freezePackage(packageName, "movePackageInternal"); 21942 installedUserIds = ps.queryInstalledUsers(sUserManager.getUserIds(), true); 21943 } 21944 21945 final Bundle extras = new Bundle(); 21946 extras.putString(Intent.EXTRA_PACKAGE_NAME, packageName); 21947 extras.putString(Intent.EXTRA_TITLE, label); 21948 mMoveCallbacks.notifyCreated(moveId, extras); 21949 21950 int installFlags; 21951 final boolean moveCompleteApp; 21952 final File measurePath; 21953 21954 if (Objects.equals(StorageManager.UUID_PRIVATE_INTERNAL, volumeUuid)) { 21955 installFlags = INSTALL_INTERNAL; 21956 moveCompleteApp = !currentAsec; 21957 measurePath = Environment.getDataAppDirectory(volumeUuid); 21958 } else if (Objects.equals(StorageManager.UUID_PRIMARY_PHYSICAL, volumeUuid)) { 21959 installFlags = INSTALL_EXTERNAL; 21960 moveCompleteApp = false; 21961 measurePath = storage.getPrimaryPhysicalVolume().getPath(); 21962 } else { 21963 final VolumeInfo volume = storage.findVolumeByUuid(volumeUuid); 21964 if (volume == null || volume.getType() != VolumeInfo.TYPE_PRIVATE 21965 || !volume.isMountedWritable()) { 21966 freezer.close(); 21967 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 21968 "Move location not mounted private volume"); 21969 } 21970 21971 Preconditions.checkState(!currentAsec); 21972 21973 installFlags = INSTALL_INTERNAL; 21974 moveCompleteApp = true; 21975 measurePath = Environment.getDataAppDirectory(volumeUuid); 21976 } 21977 21978 final PackageStats stats = new PackageStats(null, -1); 21979 synchronized (mInstaller) { 21980 for (int userId : installedUserIds) { 21981 if (!getPackageSizeInfoLI(packageName, userId, stats)) { 21982 freezer.close(); 21983 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 21984 "Failed to measure package size"); 21985 } 21986 } 21987 } 21988 21989 if (DEBUG_INSTALL) Slog.d(TAG, "Measured code size " + stats.codeSize + ", data size " 21990 + stats.dataSize); 21991 21992 final long startFreeBytes = measurePath.getFreeSpace(); 21993 final long sizeBytes; 21994 if (moveCompleteApp) { 21995 sizeBytes = stats.codeSize + stats.dataSize; 21996 } else { 21997 sizeBytes = stats.codeSize; 21998 } 21999 22000 if (sizeBytes > storage.getStorageBytesUntilLow(measurePath)) { 22001 freezer.close(); 22002 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 22003 "Not enough free space to move"); 22004 } 22005 22006 mMoveCallbacks.notifyStatusChanged(moveId, 10); 22007 22008 final CountDownLatch installedLatch = new CountDownLatch(1); 22009 final IPackageInstallObserver2 installObserver = new IPackageInstallObserver2.Stub() { 22010 @Override 22011 public void onUserActionRequired(Intent intent) throws RemoteException { 22012 throw new IllegalStateException(); 22013 } 22014 22015 @Override 22016 public void onPackageInstalled(String basePackageName, int returnCode, String msg, 22017 Bundle extras) throws RemoteException { 22018 if (DEBUG_INSTALL) Slog.d(TAG, "Install result for move: " 22019 + PackageManager.installStatusToString(returnCode, msg)); 22020 22021 installedLatch.countDown(); 22022 freezer.close(); 22023 22024 final int status = PackageManager.installStatusToPublicStatus(returnCode); 22025 switch (status) { 22026 case PackageInstaller.STATUS_SUCCESS: 22027 mMoveCallbacks.notifyStatusChanged(moveId, 22028 PackageManager.MOVE_SUCCEEDED); 22029 break; 22030 case PackageInstaller.STATUS_FAILURE_STORAGE: 22031 mMoveCallbacks.notifyStatusChanged(moveId, 22032 PackageManager.MOVE_FAILED_INSUFFICIENT_STORAGE); 22033 break; 22034 default: 22035 mMoveCallbacks.notifyStatusChanged(moveId, 22036 PackageManager.MOVE_FAILED_INTERNAL_ERROR); 22037 break; 22038 } 22039 } 22040 }; 22041 22042 final MoveInfo move; 22043 if (moveCompleteApp) { 22044 // Kick off a thread to report progress estimates 22045 new Thread() { 22046 @Override 22047 public void run() { 22048 while (true) { 22049 try { 22050 if (installedLatch.await(1, TimeUnit.SECONDS)) { 22051 break; 22052 } 22053 } catch (InterruptedException ignored) { 22054 } 22055 22056 final long deltaFreeBytes = startFreeBytes - measurePath.getFreeSpace(); 22057 final int progress = 10 + (int) MathUtils.constrain( 22058 ((deltaFreeBytes * 80) / sizeBytes), 0, 80); 22059 mMoveCallbacks.notifyStatusChanged(moveId, progress); 22060 } 22061 } 22062 }.start(); 22063 22064 final String dataAppName = codeFile.getName(); 22065 move = new MoveInfo(moveId, currentVolumeUuid, volumeUuid, packageName, 22066 dataAppName, appId, seinfo, targetSdkVersion); 22067 } else { 22068 move = null; 22069 } 22070 22071 installFlags |= PackageManager.INSTALL_REPLACE_EXISTING; 22072 22073 final Message msg = mHandler.obtainMessage(INIT_COPY); 22074 final OriginInfo origin = OriginInfo.fromExistingFile(codeFile); 22075 final InstallParams params = new InstallParams(origin, move, installObserver, installFlags, 22076 installerPackageName, volumeUuid, null /*verificationInfo*/, user, 22077 packageAbiOverride, null /*grantedPermissions*/, null /*certificates*/, 22078 PackageManager.INSTALL_REASON_UNKNOWN); 22079 params.setTraceMethod("movePackage").setTraceCookie(System.identityHashCode(params)); 22080 msg.obj = params; 22081 22082 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "movePackage", 22083 System.identityHashCode(msg.obj)); 22084 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "queueInstall", 22085 System.identityHashCode(msg.obj)); 22086 22087 mHandler.sendMessage(msg); 22088 } 22089 22090 @Override 22091 public int movePrimaryStorage(String volumeUuid) throws RemoteException { 22092 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MOVE_PACKAGE, null); 22093 22094 final int realMoveId = mNextMoveId.getAndIncrement(); 22095 final Bundle extras = new Bundle(); 22096 extras.putString(VolumeRecord.EXTRA_FS_UUID, volumeUuid); 22097 mMoveCallbacks.notifyCreated(realMoveId, extras); 22098 22099 final IPackageMoveObserver callback = new IPackageMoveObserver.Stub() { 22100 @Override 22101 public void onCreated(int moveId, Bundle extras) { 22102 // Ignored 22103 } 22104 22105 @Override 22106 public void onStatusChanged(int moveId, int status, long estMillis) { 22107 mMoveCallbacks.notifyStatusChanged(realMoveId, status, estMillis); 22108 } 22109 }; 22110 22111 final StorageManager storage = mContext.getSystemService(StorageManager.class); 22112 storage.setPrimaryStorageUuid(volumeUuid, callback); 22113 return realMoveId; 22114 } 22115 22116 @Override 22117 public int getMoveStatus(int moveId) { 22118 mContext.enforceCallingOrSelfPermission( 22119 android.Manifest.permission.MOUNT_UNMOUNT_FILESYSTEMS, null); 22120 return mMoveCallbacks.mLastStatus.get(moveId); 22121 } 22122 22123 @Override 22124 public void registerMoveCallback(IPackageMoveObserver callback) { 22125 mContext.enforceCallingOrSelfPermission( 22126 android.Manifest.permission.MOUNT_UNMOUNT_FILESYSTEMS, null); 22127 mMoveCallbacks.register(callback); 22128 } 22129 22130 @Override 22131 public void unregisterMoveCallback(IPackageMoveObserver callback) { 22132 mContext.enforceCallingOrSelfPermission( 22133 android.Manifest.permission.MOUNT_UNMOUNT_FILESYSTEMS, null); 22134 mMoveCallbacks.unregister(callback); 22135 } 22136 22137 @Override 22138 public boolean setInstallLocation(int loc) { 22139 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.WRITE_SECURE_SETTINGS, 22140 null); 22141 if (getInstallLocation() == loc) { 22142 return true; 22143 } 22144 if (loc == PackageHelper.APP_INSTALL_AUTO || loc == PackageHelper.APP_INSTALL_INTERNAL 22145 || loc == PackageHelper.APP_INSTALL_EXTERNAL) { 22146 android.provider.Settings.Global.putInt(mContext.getContentResolver(), 22147 android.provider.Settings.Global.DEFAULT_INSTALL_LOCATION, loc); 22148 return true; 22149 } 22150 return false; 22151 } 22152 22153 @Override 22154 public int getInstallLocation() { 22155 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 22156 android.provider.Settings.Global.DEFAULT_INSTALL_LOCATION, 22157 PackageHelper.APP_INSTALL_AUTO); 22158 } 22159 22160 /** Called by UserManagerService */ 22161 void cleanUpUser(UserManagerService userManager, int userHandle) { 22162 synchronized (mPackages) { 22163 mDirtyUsers.remove(userHandle); 22164 mUserNeedsBadging.delete(userHandle); 22165 mSettings.removeUserLPw(userHandle); 22166 mPendingBroadcasts.remove(userHandle); 22167 mInstantAppRegistry.onUserRemovedLPw(userHandle); 22168 removeUnusedPackagesLPw(userManager, userHandle); 22169 } 22170 } 22171 22172 /** 22173 * We're removing userHandle and would like to remove any downloaded packages 22174 * that are no longer in use by any other user. 22175 * @param userHandle the user being removed 22176 */ 22177 private void removeUnusedPackagesLPw(UserManagerService userManager, final int userHandle) { 22178 final boolean DEBUG_CLEAN_APKS = false; 22179 int [] users = userManager.getUserIds(); 22180 Iterator<PackageSetting> psit = mSettings.mPackages.values().iterator(); 22181 while (psit.hasNext()) { 22182 PackageSetting ps = psit.next(); 22183 if (ps.pkg == null) { 22184 continue; 22185 } 22186 final String packageName = ps.pkg.packageName; 22187 // Skip over if system app 22188 if ((ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) != 0) { 22189 continue; 22190 } 22191 if (DEBUG_CLEAN_APKS) { 22192 Slog.i(TAG, "Checking package " + packageName); 22193 } 22194 boolean keep = shouldKeepUninstalledPackageLPr(packageName); 22195 if (keep) { 22196 if (DEBUG_CLEAN_APKS) { 22197 Slog.i(TAG, " Keeping package " + packageName + " - requested by DO"); 22198 } 22199 } else { 22200 for (int i = 0; i < users.length; i++) { 22201 if (users[i] != userHandle && ps.getInstalled(users[i])) { 22202 keep = true; 22203 if (DEBUG_CLEAN_APKS) { 22204 Slog.i(TAG, " Keeping package " + packageName + " for user " 22205 + users[i]); 22206 } 22207 break; 22208 } 22209 } 22210 } 22211 if (!keep) { 22212 if (DEBUG_CLEAN_APKS) { 22213 Slog.i(TAG, " Removing package " + packageName); 22214 } 22215 mHandler.post(new Runnable() { 22216 public void run() { 22217 deletePackageX(packageName, PackageManager.VERSION_CODE_HIGHEST, 22218 userHandle, 0); 22219 } //end run 22220 }); 22221 } 22222 } 22223 } 22224 22225 /** Called by UserManagerService */ 22226 void createNewUser(int userId, String[] disallowedPackages) { 22227 synchronized (mInstallLock) { 22228 mSettings.createNewUserLI(this, mInstaller, userId, disallowedPackages); 22229 } 22230 synchronized (mPackages) { 22231 scheduleWritePackageRestrictionsLocked(userId); 22232 scheduleWritePackageListLocked(userId); 22233 applyFactoryDefaultBrowserLPw(userId); 22234 primeDomainVerificationsLPw(userId); 22235 } 22236 } 22237 22238 void onNewUserCreated(final int userId) { 22239 mDefaultPermissionPolicy.grantDefaultPermissions(userId); 22240 // If permission review for legacy apps is required, we represent 22241 // dagerous permissions for such apps as always granted runtime 22242 // permissions to keep per user flag state whether review is needed. 22243 // Hence, if a new user is added we have to propagate dangerous 22244 // permission grants for these legacy apps. 22245 if (mPermissionReviewRequired) { 22246 updatePermissionsLPw(null, null, UPDATE_PERMISSIONS_ALL 22247 | UPDATE_PERMISSIONS_REPLACE_ALL); 22248 } 22249 } 22250 22251 @Override 22252 public VerifierDeviceIdentity getVerifierDeviceIdentity() throws RemoteException { 22253 mContext.enforceCallingOrSelfPermission( 22254 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 22255 "Only package verification agents can read the verifier device identity"); 22256 22257 synchronized (mPackages) { 22258 return mSettings.getVerifierDeviceIdentityLPw(); 22259 } 22260 } 22261 22262 @Override 22263 public void setPermissionEnforced(String permission, boolean enforced) { 22264 // TODO: Now that we no longer change GID for storage, this should to away. 22265 mContext.enforceCallingOrSelfPermission(Manifest.permission.GRANT_RUNTIME_PERMISSIONS, 22266 "setPermissionEnforced"); 22267 if (READ_EXTERNAL_STORAGE.equals(permission)) { 22268 synchronized (mPackages) { 22269 if (mSettings.mReadExternalStorageEnforced == null 22270 || mSettings.mReadExternalStorageEnforced != enforced) { 22271 mSettings.mReadExternalStorageEnforced = enforced; 22272 mSettings.writeLPr(); 22273 } 22274 } 22275 // kill any non-foreground processes so we restart them and 22276 // grant/revoke the GID. 22277 final IActivityManager am = ActivityManager.getService(); 22278 if (am != null) { 22279 final long token = Binder.clearCallingIdentity(); 22280 try { 22281 am.killProcessesBelowForeground("setPermissionEnforcement"); 22282 } catch (RemoteException e) { 22283 } finally { 22284 Binder.restoreCallingIdentity(token); 22285 } 22286 } 22287 } else { 22288 throw new IllegalArgumentException("No selective enforcement for " + permission); 22289 } 22290 } 22291 22292 @Override 22293 @Deprecated 22294 public boolean isPermissionEnforced(String permission) { 22295 return true; 22296 } 22297 22298 @Override 22299 public boolean isStorageLow() { 22300 final long token = Binder.clearCallingIdentity(); 22301 try { 22302 final DeviceStorageMonitorInternal 22303 dsm = LocalServices.getService(DeviceStorageMonitorInternal.class); 22304 if (dsm != null) { 22305 return dsm.isMemoryLow(); 22306 } else { 22307 return false; 22308 } 22309 } finally { 22310 Binder.restoreCallingIdentity(token); 22311 } 22312 } 22313 22314 @Override 22315 public IPackageInstaller getPackageInstaller() { 22316 return mInstallerService; 22317 } 22318 22319 private boolean userNeedsBadging(int userId) { 22320 int index = mUserNeedsBadging.indexOfKey(userId); 22321 if (index < 0) { 22322 final UserInfo userInfo; 22323 final long token = Binder.clearCallingIdentity(); 22324 try { 22325 userInfo = sUserManager.getUserInfo(userId); 22326 } finally { 22327 Binder.restoreCallingIdentity(token); 22328 } 22329 final boolean b; 22330 if (userInfo != null && userInfo.isManagedProfile()) { 22331 b = true; 22332 } else { 22333 b = false; 22334 } 22335 mUserNeedsBadging.put(userId, b); 22336 return b; 22337 } 22338 return mUserNeedsBadging.valueAt(index); 22339 } 22340 22341 @Override 22342 public KeySet getKeySetByAlias(String packageName, String alias) { 22343 if (packageName == null || alias == null) { 22344 return null; 22345 } 22346 synchronized(mPackages) { 22347 final PackageParser.Package pkg = mPackages.get(packageName); 22348 if (pkg == null) { 22349 Slog.w(TAG, "KeySet requested for unknown package: " + packageName); 22350 throw new IllegalArgumentException("Unknown package: " + packageName); 22351 } 22352 KeySetManagerService ksms = mSettings.mKeySetManagerService; 22353 return new KeySet(ksms.getKeySetByAliasAndPackageNameLPr(packageName, alias)); 22354 } 22355 } 22356 22357 @Override 22358 public KeySet getSigningKeySet(String packageName) { 22359 if (packageName == null) { 22360 return null; 22361 } 22362 synchronized(mPackages) { 22363 final PackageParser.Package pkg = mPackages.get(packageName); 22364 if (pkg == null) { 22365 Slog.w(TAG, "KeySet requested for unknown package: " + packageName); 22366 throw new IllegalArgumentException("Unknown package: " + packageName); 22367 } 22368 if (pkg.applicationInfo.uid != Binder.getCallingUid() 22369 && Process.SYSTEM_UID != Binder.getCallingUid()) { 22370 throw new SecurityException("May not access signing KeySet of other apps."); 22371 } 22372 KeySetManagerService ksms = mSettings.mKeySetManagerService; 22373 return new KeySet(ksms.getSigningKeySetByPackageNameLPr(packageName)); 22374 } 22375 } 22376 22377 @Override 22378 public boolean isPackageSignedByKeySet(String packageName, KeySet ks) { 22379 if (packageName == null || ks == null) { 22380 return false; 22381 } 22382 synchronized(mPackages) { 22383 final PackageParser.Package pkg = mPackages.get(packageName); 22384 if (pkg == null) { 22385 Slog.w(TAG, "KeySet requested for unknown package: " + packageName); 22386 throw new IllegalArgumentException("Unknown package: " + packageName); 22387 } 22388 IBinder ksh = ks.getToken(); 22389 if (ksh instanceof KeySetHandle) { 22390 KeySetManagerService ksms = mSettings.mKeySetManagerService; 22391 return ksms.packageIsSignedByLPr(packageName, (KeySetHandle) ksh); 22392 } 22393 return false; 22394 } 22395 } 22396 22397 @Override 22398 public boolean isPackageSignedByKeySetExactly(String packageName, KeySet ks) { 22399 if (packageName == null || ks == null) { 22400 return false; 22401 } 22402 synchronized(mPackages) { 22403 final PackageParser.Package pkg = mPackages.get(packageName); 22404 if (pkg == null) { 22405 Slog.w(TAG, "KeySet requested for unknown package: " + packageName); 22406 throw new IllegalArgumentException("Unknown package: " + packageName); 22407 } 22408 IBinder ksh = ks.getToken(); 22409 if (ksh instanceof KeySetHandle) { 22410 KeySetManagerService ksms = mSettings.mKeySetManagerService; 22411 return ksms.packageIsSignedByExactlyLPr(packageName, (KeySetHandle) ksh); 22412 } 22413 return false; 22414 } 22415 } 22416 22417 private void deletePackageIfUnusedLPr(final String packageName) { 22418 PackageSetting ps = mSettings.mPackages.get(packageName); 22419 if (ps == null) { 22420 return; 22421 } 22422 if (!ps.isAnyInstalled(sUserManager.getUserIds())) { 22423 // TODO Implement atomic delete if package is unused 22424 // It is currently possible that the package will be deleted even if it is installed 22425 // after this method returns. 22426 mHandler.post(new Runnable() { 22427 public void run() { 22428 deletePackageX(packageName, PackageManager.VERSION_CODE_HIGHEST, 22429 0, PackageManager.DELETE_ALL_USERS); 22430 } 22431 }); 22432 } 22433 } 22434 22435 /** 22436 * Check and throw if the given before/after packages would be considered a 22437 * downgrade. 22438 */ 22439 private static void checkDowngrade(PackageParser.Package before, PackageInfoLite after) 22440 throws PackageManagerException { 22441 if (after.versionCode < before.mVersionCode) { 22442 throw new PackageManagerException(INSTALL_FAILED_VERSION_DOWNGRADE, 22443 "Update version code " + after.versionCode + " is older than current " 22444 + before.mVersionCode); 22445 } else if (after.versionCode == before.mVersionCode) { 22446 if (after.baseRevisionCode < before.baseRevisionCode) { 22447 throw new PackageManagerException(INSTALL_FAILED_VERSION_DOWNGRADE, 22448 "Update base revision code " + after.baseRevisionCode 22449 + " is older than current " + before.baseRevisionCode); 22450 } 22451 22452 if (!ArrayUtils.isEmpty(after.splitNames)) { 22453 for (int i = 0; i < after.splitNames.length; i++) { 22454 final String splitName = after.splitNames[i]; 22455 final int j = ArrayUtils.indexOf(before.splitNames, splitName); 22456 if (j != -1) { 22457 if (after.splitRevisionCodes[i] < before.splitRevisionCodes[j]) { 22458 throw new PackageManagerException(INSTALL_FAILED_VERSION_DOWNGRADE, 22459 "Update split " + splitName + " revision code " 22460 + after.splitRevisionCodes[i] + " is older than current " 22461 + before.splitRevisionCodes[j]); 22462 } 22463 } 22464 } 22465 } 22466 } 22467 } 22468 22469 private static class MoveCallbacks extends Handler { 22470 private static final int MSG_CREATED = 1; 22471 private static final int MSG_STATUS_CHANGED = 2; 22472 22473 private final RemoteCallbackList<IPackageMoveObserver> 22474 mCallbacks = new RemoteCallbackList<>(); 22475 22476 private final SparseIntArray mLastStatus = new SparseIntArray(); 22477 22478 public MoveCallbacks(Looper looper) { 22479 super(looper); 22480 } 22481 22482 public void register(IPackageMoveObserver callback) { 22483 mCallbacks.register(callback); 22484 } 22485 22486 public void unregister(IPackageMoveObserver callback) { 22487 mCallbacks.unregister(callback); 22488 } 22489 22490 @Override 22491 public void handleMessage(Message msg) { 22492 final SomeArgs args = (SomeArgs) msg.obj; 22493 final int n = mCallbacks.beginBroadcast(); 22494 for (int i = 0; i < n; i++) { 22495 final IPackageMoveObserver callback = mCallbacks.getBroadcastItem(i); 22496 try { 22497 invokeCallback(callback, msg.what, args); 22498 } catch (RemoteException ignored) { 22499 } 22500 } 22501 mCallbacks.finishBroadcast(); 22502 args.recycle(); 22503 } 22504 22505 private void invokeCallback(IPackageMoveObserver callback, int what, SomeArgs args) 22506 throws RemoteException { 22507 switch (what) { 22508 case MSG_CREATED: { 22509 callback.onCreated(args.argi1, (Bundle) args.arg2); 22510 break; 22511 } 22512 case MSG_STATUS_CHANGED: { 22513 callback.onStatusChanged(args.argi1, args.argi2, (long) args.arg3); 22514 break; 22515 } 22516 } 22517 } 22518 22519 private void notifyCreated(int moveId, Bundle extras) { 22520 Slog.v(TAG, "Move " + moveId + " created " + extras.toString()); 22521 22522 final SomeArgs args = SomeArgs.obtain(); 22523 args.argi1 = moveId; 22524 args.arg2 = extras; 22525 obtainMessage(MSG_CREATED, args).sendToTarget(); 22526 } 22527 22528 private void notifyStatusChanged(int moveId, int status) { 22529 notifyStatusChanged(moveId, status, -1); 22530 } 22531 22532 private void notifyStatusChanged(int moveId, int status, long estMillis) { 22533 Slog.v(TAG, "Move " + moveId + " status " + status); 22534 22535 final SomeArgs args = SomeArgs.obtain(); 22536 args.argi1 = moveId; 22537 args.argi2 = status; 22538 args.arg3 = estMillis; 22539 obtainMessage(MSG_STATUS_CHANGED, args).sendToTarget(); 22540 22541 synchronized (mLastStatus) { 22542 mLastStatus.put(moveId, status); 22543 } 22544 } 22545 } 22546 22547 private final static class OnPermissionChangeListeners extends Handler { 22548 private static final int MSG_ON_PERMISSIONS_CHANGED = 1; 22549 22550 private final RemoteCallbackList<IOnPermissionsChangeListener> mPermissionListeners = 22551 new RemoteCallbackList<>(); 22552 22553 public OnPermissionChangeListeners(Looper looper) { 22554 super(looper); 22555 } 22556 22557 @Override 22558 public void handleMessage(Message msg) { 22559 switch (msg.what) { 22560 case MSG_ON_PERMISSIONS_CHANGED: { 22561 final int uid = msg.arg1; 22562 handleOnPermissionsChanged(uid); 22563 } break; 22564 } 22565 } 22566 22567 public void addListenerLocked(IOnPermissionsChangeListener listener) { 22568 mPermissionListeners.register(listener); 22569 22570 } 22571 22572 public void removeListenerLocked(IOnPermissionsChangeListener listener) { 22573 mPermissionListeners.unregister(listener); 22574 } 22575 22576 public void onPermissionsChanged(int uid) { 22577 if (mPermissionListeners.getRegisteredCallbackCount() > 0) { 22578 obtainMessage(MSG_ON_PERMISSIONS_CHANGED, uid, 0).sendToTarget(); 22579 } 22580 } 22581 22582 private void handleOnPermissionsChanged(int uid) { 22583 final int count = mPermissionListeners.beginBroadcast(); 22584 try { 22585 for (int i = 0; i < count; i++) { 22586 IOnPermissionsChangeListener callback = mPermissionListeners 22587 .getBroadcastItem(i); 22588 try { 22589 callback.onPermissionsChanged(uid); 22590 } catch (RemoteException e) { 22591 Log.e(TAG, "Permission listener is dead", e); 22592 } 22593 } 22594 } finally { 22595 mPermissionListeners.finishBroadcast(); 22596 } 22597 } 22598 } 22599 22600 private class PackageManagerInternalImpl extends PackageManagerInternal { 22601 @Override 22602 public void setLocationPackagesProvider(PackagesProvider provider) { 22603 synchronized (mPackages) { 22604 mDefaultPermissionPolicy.setLocationPackagesProviderLPw(provider); 22605 } 22606 } 22607 22608 @Override 22609 public void setVoiceInteractionPackagesProvider(PackagesProvider provider) { 22610 synchronized (mPackages) { 22611 mDefaultPermissionPolicy.setVoiceInteractionPackagesProviderLPw(provider); 22612 } 22613 } 22614 22615 @Override 22616 public void setSmsAppPackagesProvider(PackagesProvider provider) { 22617 synchronized (mPackages) { 22618 mDefaultPermissionPolicy.setSmsAppPackagesProviderLPw(provider); 22619 } 22620 } 22621 22622 @Override 22623 public void setDialerAppPackagesProvider(PackagesProvider provider) { 22624 synchronized (mPackages) { 22625 mDefaultPermissionPolicy.setDialerAppPackagesProviderLPw(provider); 22626 } 22627 } 22628 22629 @Override 22630 public void setSimCallManagerPackagesProvider(PackagesProvider provider) { 22631 synchronized (mPackages) { 22632 mDefaultPermissionPolicy.setSimCallManagerPackagesProviderLPw(provider); 22633 } 22634 } 22635 22636 @Override 22637 public void setSyncAdapterPackagesprovider(SyncAdapterPackagesProvider provider) { 22638 synchronized (mPackages) { 22639 mDefaultPermissionPolicy.setSyncAdapterPackagesProviderLPw(provider); 22640 } 22641 } 22642 22643 @Override 22644 public void grantDefaultPermissionsToDefaultSmsApp(String packageName, int userId) { 22645 synchronized (mPackages) { 22646 mDefaultPermissionPolicy.grantDefaultPermissionsToDefaultSmsAppLPr( 22647 packageName, userId); 22648 } 22649 } 22650 22651 @Override 22652 public void grantDefaultPermissionsToDefaultDialerApp(String packageName, int userId) { 22653 synchronized (mPackages) { 22654 mSettings.setDefaultDialerPackageNameLPw(packageName, userId); 22655 mDefaultPermissionPolicy.grantDefaultPermissionsToDefaultDialerAppLPr( 22656 packageName, userId); 22657 } 22658 } 22659 22660 @Override 22661 public void grantDefaultPermissionsToDefaultSimCallManager(String packageName, int userId) { 22662 synchronized (mPackages) { 22663 mDefaultPermissionPolicy.grantDefaultPermissionsToDefaultSimCallManagerLPr( 22664 packageName, userId); 22665 } 22666 } 22667 22668 @Override 22669 public void setKeepUninstalledPackages(final List<String> packageList) { 22670 Preconditions.checkNotNull(packageList); 22671 List<String> removedFromList = null; 22672 synchronized (mPackages) { 22673 if (mKeepUninstalledPackages != null) { 22674 final int packagesCount = mKeepUninstalledPackages.size(); 22675 for (int i = 0; i < packagesCount; i++) { 22676 String oldPackage = mKeepUninstalledPackages.get(i); 22677 if (packageList != null && packageList.contains(oldPackage)) { 22678 continue; 22679 } 22680 if (removedFromList == null) { 22681 removedFromList = new ArrayList<>(); 22682 } 22683 removedFromList.add(oldPackage); 22684 } 22685 } 22686 mKeepUninstalledPackages = new ArrayList<>(packageList); 22687 if (removedFromList != null) { 22688 final int removedCount = removedFromList.size(); 22689 for (int i = 0; i < removedCount; i++) { 22690 deletePackageIfUnusedLPr(removedFromList.get(i)); 22691 } 22692 } 22693 } 22694 } 22695 22696 @Override 22697 public boolean isPermissionsReviewRequired(String packageName, int userId) { 22698 synchronized (mPackages) { 22699 // If we do not support permission review, done. 22700 if (!mPermissionReviewRequired) { 22701 return false; 22702 } 22703 22704 PackageSetting packageSetting = mSettings.mPackages.get(packageName); 22705 if (packageSetting == null) { 22706 return false; 22707 } 22708 22709 // Permission review applies only to apps not supporting the new permission model. 22710 if (packageSetting.pkg.applicationInfo.targetSdkVersion >= Build.VERSION_CODES.M) { 22711 return false; 22712 } 22713 22714 // Legacy apps have the permission and get user consent on launch. 22715 PermissionsState permissionsState = packageSetting.getPermissionsState(); 22716 return permissionsState.isPermissionReviewRequired(userId); 22717 } 22718 } 22719 22720 @Override 22721 public ApplicationInfo getApplicationInfo(String packageName, int userId) { 22722 return PackageManagerService.this.getApplicationInfo(packageName, 0 /*flags*/, userId); 22723 } 22724 22725 @Override 22726 public ComponentName getHomeActivitiesAsUser(List<ResolveInfo> allHomeCandidates, 22727 int userId) { 22728 return PackageManagerService.this.getHomeActivitiesAsUser(allHomeCandidates, userId); 22729 } 22730 22731 @Override 22732 public void setDeviceAndProfileOwnerPackages( 22733 int deviceOwnerUserId, String deviceOwnerPackage, 22734 SparseArray<String> profileOwnerPackages) { 22735 mProtectedPackages.setDeviceAndProfileOwnerPackages( 22736 deviceOwnerUserId, deviceOwnerPackage, profileOwnerPackages); 22737 } 22738 22739 @Override 22740 public boolean isPackageDataProtected(int userId, String packageName) { 22741 return mProtectedPackages.isPackageDataProtected(userId, packageName); 22742 } 22743 22744 @Override 22745 public boolean isPackageEphemeral(int userId, String packageName) { 22746 synchronized (mPackages) { 22747 PackageParser.Package p = mPackages.get(packageName); 22748 return p != null ? p.applicationInfo.isInstantApp() : false; 22749 } 22750 } 22751 22752 @Override 22753 public boolean wasPackageEverLaunched(String packageName, int userId) { 22754 synchronized (mPackages) { 22755 return mSettings.wasPackageEverLaunchedLPr(packageName, userId); 22756 } 22757 } 22758 22759 @Override 22760 public void grantRuntimePermission(String packageName, String name, int userId, 22761 boolean overridePolicy) { 22762 PackageManagerService.this.grantRuntimePermission(packageName, name, userId, 22763 overridePolicy); 22764 } 22765 22766 @Override 22767 public void revokeRuntimePermission(String packageName, String name, int userId, 22768 boolean overridePolicy) { 22769 PackageManagerService.this.revokeRuntimePermission(packageName, name, userId, 22770 overridePolicy); 22771 } 22772 22773 @Override 22774 public String getNameForUid(int uid) { 22775 return PackageManagerService.this.getNameForUid(uid); 22776 } 22777 22778 @Override 22779 public void requestEphemeralResolutionPhaseTwo(EphemeralResponse responseObj, 22780 Intent origIntent, String resolvedType, Intent launchIntent, 22781 String callingPackage, int userId) { 22782 PackageManagerService.this.requestEphemeralResolutionPhaseTwo( 22783 responseObj, origIntent, resolvedType, launchIntent, callingPackage, userId); 22784 } 22785 22786 @Override 22787 public void grantEphemeralAccess(int userId, Intent intent, 22788 int targetAppId, int ephemeralAppId) { 22789 synchronized (mPackages) { 22790 mInstantAppRegistry.grantInstantAccessLPw(userId, intent, 22791 targetAppId, ephemeralAppId); 22792 } 22793 } 22794 22795 @Override 22796 public void pruneInstantApps() { 22797 synchronized (mPackages) { 22798 mInstantAppRegistry.pruneInstantAppsLPw(); 22799 } 22800 } 22801 22802 @Override 22803 public String getSetupWizardPackageName() { 22804 return mSetupWizardPackage; 22805 } 22806 22807 public void setExternalSourcesPolicy(ExternalSourcesPolicy policy) { 22808 if (policy != null) { 22809 mExternalSourcesPolicy = policy; 22810 } 22811 } 22812 22813 @Override 22814 public boolean isPackagePersistent(String packageName) { 22815 synchronized (mPackages) { 22816 PackageParser.Package pkg = mPackages.get(packageName); 22817 return pkg != null 22818 ? ((pkg.applicationInfo.flags&(ApplicationInfo.FLAG_SYSTEM 22819 | ApplicationInfo.FLAG_PERSISTENT)) == 22820 (ApplicationInfo.FLAG_SYSTEM | ApplicationInfo.FLAG_PERSISTENT)) 22821 : false; 22822 } 22823 } 22824 22825 @Override 22826 public List<PackageInfo> getOverlayPackages(int userId) { 22827 final ArrayList<PackageInfo> overlayPackages = new ArrayList<PackageInfo>(); 22828 synchronized (mPackages) { 22829 for (PackageParser.Package p : mPackages.values()) { 22830 if (p.mOverlayTarget != null) { 22831 PackageInfo pkg = generatePackageInfo((PackageSetting)p.mExtras, 0, userId); 22832 if (pkg != null) { 22833 overlayPackages.add(pkg); 22834 } 22835 } 22836 } 22837 } 22838 return overlayPackages; 22839 } 22840 22841 @Override 22842 public List<String> getTargetPackageNames(int userId) { 22843 List<String> targetPackages = new ArrayList<>(); 22844 synchronized (mPackages) { 22845 for (PackageParser.Package p : mPackages.values()) { 22846 if (p.mOverlayTarget == null) { 22847 targetPackages.add(p.packageName); 22848 } 22849 } 22850 } 22851 return targetPackages; 22852 } 22853 22854 22855 @Override 22856 public boolean setEnabledOverlayPackages(int userId, String targetPackageName, 22857 List<String> overlayPackageNames) { 22858 // TODO: implement when we integrate OMS properly 22859 return false; 22860 } 22861 } 22862 22863 @Override 22864 public void grantDefaultPermissionsToEnabledCarrierApps(String[] packageNames, int userId) { 22865 enforceSystemOrPhoneCaller("grantPermissionsToEnabledCarrierApps"); 22866 synchronized (mPackages) { 22867 final long identity = Binder.clearCallingIdentity(); 22868 try { 22869 mDefaultPermissionPolicy.grantDefaultPermissionsToEnabledCarrierAppsLPr( 22870 packageNames, userId); 22871 } finally { 22872 Binder.restoreCallingIdentity(identity); 22873 } 22874 } 22875 } 22876 22877 @Override 22878 public void grantDefaultPermissionsToEnabledImsServices(String[] packageNames, int userId) { 22879 enforceSystemOrPhoneCaller("grantDefaultPermissionsToEnabledImsServices"); 22880 synchronized (mPackages) { 22881 final long identity = Binder.clearCallingIdentity(); 22882 try { 22883 mDefaultPermissionPolicy.grantDefaultPermissionsToEnabledImsServicesLPr( 22884 packageNames, userId); 22885 } finally { 22886 Binder.restoreCallingIdentity(identity); 22887 } 22888 } 22889 } 22890 22891 private static void enforceSystemOrPhoneCaller(String tag) { 22892 int callingUid = Binder.getCallingUid(); 22893 if (callingUid != Process.PHONE_UID && callingUid != Process.SYSTEM_UID) { 22894 throw new SecurityException( 22895 "Cannot call " + tag + " from UID " + callingUid); 22896 } 22897 } 22898 22899 boolean isHistoricalPackageUsageAvailable() { 22900 return mPackageUsage.isHistoricalPackageUsageAvailable(); 22901 } 22902 22903 /** 22904 * Return a <b>copy</b> of the collection of packages known to the package manager. 22905 * @return A copy of the values of mPackages. 22906 */ 22907 Collection<PackageParser.Package> getPackages() { 22908 synchronized (mPackages) { 22909 return new ArrayList<>(mPackages.values()); 22910 } 22911 } 22912 22913 /** 22914 * Logs process start information (including base APK hash) to the security log. 22915 * @hide 22916 */ 22917 public void logAppProcessStartIfNeeded(String processName, int uid, String seinfo, 22918 String apkFile, int pid) { 22919 if (!SecurityLog.isLoggingEnabled()) { 22920 return; 22921 } 22922 Bundle data = new Bundle(); 22923 data.putLong("startTimestamp", System.currentTimeMillis()); 22924 data.putString("processName", processName); 22925 data.putInt("uid", uid); 22926 data.putString("seinfo", seinfo); 22927 data.putString("apkFile", apkFile); 22928 data.putInt("pid", pid); 22929 Message msg = mProcessLoggingHandler.obtainMessage( 22930 ProcessLoggingHandler.LOG_APP_PROCESS_START_MSG); 22931 msg.setData(data); 22932 mProcessLoggingHandler.sendMessage(msg); 22933 } 22934 22935 public CompilerStats.PackageStats getCompilerPackageStats(String pkgName) { 22936 return mCompilerStats.getPackageStats(pkgName); 22937 } 22938 22939 public CompilerStats.PackageStats getOrCreateCompilerPackageStats(PackageParser.Package pkg) { 22940 return getOrCreateCompilerPackageStats(pkg.packageName); 22941 } 22942 22943 public CompilerStats.PackageStats getOrCreateCompilerPackageStats(String pkgName) { 22944 return mCompilerStats.getOrCreatePackageStats(pkgName); 22945 } 22946 22947 public void deleteCompilerPackageStats(String pkgName) { 22948 mCompilerStats.deletePackageStats(pkgName); 22949 } 22950 22951 @Override 22952 public int getInstallReason(String packageName, int userId) { 22953 enforceCrossUserPermission(Binder.getCallingUid(), userId, 22954 true /* requireFullPermission */, false /* checkShell */, 22955 "get install reason"); 22956 synchronized (mPackages) { 22957 final PackageSetting ps = mSettings.mPackages.get(packageName); 22958 if (ps != null) { 22959 return ps.getInstallReason(userId); 22960 } 22961 } 22962 return PackageManager.INSTALL_REASON_UNKNOWN; 22963 } 22964 22965 @Override 22966 public boolean canRequestPackageInstalls(String packageName, int userId) { 22967 int callingUid = Binder.getCallingUid(); 22968 int uid = getPackageUid(packageName, 0, userId); 22969 if (callingUid != uid && callingUid != Process.ROOT_UID 22970 && callingUid != Process.SYSTEM_UID) { 22971 throw new SecurityException( 22972 "Caller uid " + callingUid + " does not own package " + packageName); 22973 } 22974 ApplicationInfo info = getApplicationInfo(packageName, 0, userId); 22975 if (info == null) { 22976 return false; 22977 } 22978 if (info.targetSdkVersion < Build.VERSION_CODES.O) { 22979 throw new UnsupportedOperationException( 22980 "Operation only supported on apps targeting Android O or higher"); 22981 } 22982 String appOpPermission = Manifest.permission.REQUEST_INSTALL_PACKAGES; 22983 String[] packagesDeclaringPermission = getAppOpPermissionPackages(appOpPermission); 22984 if (!ArrayUtils.contains(packagesDeclaringPermission, packageName)) { 22985 throw new SecurityException("Need to declare " + appOpPermission + " to call this api"); 22986 } 22987 if (sUserManager.hasUserRestriction(UserManager.DISALLOW_INSTALL_UNKNOWN_SOURCES, userId)) { 22988 return false; 22989 } 22990 if (mExternalSourcesPolicy != null) { 22991 int isTrusted = mExternalSourcesPolicy.getPackageTrustedToInstallApps(packageName, uid); 22992 if (isTrusted != PackageManagerInternal.ExternalSourcesPolicy.USER_DEFAULT) { 22993 return isTrusted == PackageManagerInternal.ExternalSourcesPolicy.USER_TRUSTED; 22994 } 22995 } 22996 return checkUidPermission(appOpPermission, uid) == PERMISSION_GRANTED; 22997 } 22998} 22999