PackageManagerService.java revision d5d5e926eb8ff2541a845d6a5657cee5e5c6e7b6
1/* 2 * Copyright (C) 2006 The Android Open Source Project 3 * 4 * Licensed under the Apache License, Version 2.0 (the "License"); 5 * you may not use this file except in compliance with the License. 6 * You may obtain a copy of the License at 7 * 8 * http://www.apache.org/licenses/LICENSE-2.0 9 * 10 * Unless required by applicable law or agreed to in writing, software 11 * distributed under the License is distributed on an "AS IS" BASIS, 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13 * See the License for the specific language governing permissions and 14 * limitations under the License. 15 */ 16 17package com.android.server.pm; 18 19import static android.Manifest.permission.DELETE_PACKAGES; 20import static android.Manifest.permission.INSTALL_PACKAGES; 21import static android.Manifest.permission.READ_EXTERNAL_STORAGE; 22import static android.Manifest.permission.REQUEST_DELETE_PACKAGES; 23import static android.Manifest.permission.REQUEST_INSTALL_PACKAGES; 24import static android.Manifest.permission.WRITE_EXTERNAL_STORAGE; 25import static android.Manifest.permission.WRITE_MEDIA_STORAGE; 26import static android.content.pm.PackageManager.COMPONENT_ENABLED_STATE_DEFAULT; 27import static android.content.pm.PackageManager.COMPONENT_ENABLED_STATE_DISABLED; 28import static android.content.pm.PackageManager.COMPONENT_ENABLED_STATE_DISABLED_UNTIL_USED; 29import static android.content.pm.PackageManager.COMPONENT_ENABLED_STATE_DISABLED_USER; 30import static android.content.pm.PackageManager.COMPONENT_ENABLED_STATE_ENABLED; 31import static android.content.pm.PackageManager.DELETE_KEEP_DATA; 32import static android.content.pm.PackageManager.FLAG_PERMISSION_GRANTED_BY_DEFAULT; 33import static android.content.pm.PackageManager.FLAG_PERMISSION_POLICY_FIXED; 34import static android.content.pm.PackageManager.FLAG_PERMISSION_REVIEW_REQUIRED; 35import static android.content.pm.PackageManager.FLAG_PERMISSION_REVOKE_ON_UPGRADE; 36import static android.content.pm.PackageManager.FLAG_PERMISSION_SYSTEM_FIXED; 37import static android.content.pm.PackageManager.FLAG_PERMISSION_USER_FIXED; 38import static android.content.pm.PackageManager.FLAG_PERMISSION_USER_SET; 39import static android.content.pm.PackageManager.INSTALL_EXTERNAL; 40import static android.content.pm.PackageManager.INSTALL_FAILED_ALREADY_EXISTS; 41import static android.content.pm.PackageManager.INSTALL_FAILED_CONFLICTING_PROVIDER; 42import static android.content.pm.PackageManager.INSTALL_FAILED_DUPLICATE_PACKAGE; 43import static android.content.pm.PackageManager.INSTALL_FAILED_DUPLICATE_PERMISSION; 44import static android.content.pm.PackageManager.INSTALL_FAILED_INSTANT_APP_INVALID; 45import static android.content.pm.PackageManager.INSTALL_FAILED_INSUFFICIENT_STORAGE; 46import static android.content.pm.PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 47import static android.content.pm.PackageManager.INSTALL_FAILED_INVALID_APK; 48import static android.content.pm.PackageManager.INSTALL_FAILED_INVALID_INSTALL_LOCATION; 49import static android.content.pm.PackageManager.INSTALL_FAILED_MISSING_SHARED_LIBRARY; 50import static android.content.pm.PackageManager.INSTALL_FAILED_PACKAGE_CHANGED; 51import static android.content.pm.PackageManager.INSTALL_FAILED_REPLACE_COULDNT_DELETE; 52import static android.content.pm.PackageManager.INSTALL_FAILED_SHARED_USER_INCOMPATIBLE; 53import static android.content.pm.PackageManager.INSTALL_FAILED_TEST_ONLY; 54import static android.content.pm.PackageManager.INSTALL_FAILED_UPDATE_INCOMPATIBLE; 55import static android.content.pm.PackageManager.INSTALL_FAILED_USER_RESTRICTED; 56import static android.content.pm.PackageManager.INSTALL_FAILED_VERSION_DOWNGRADE; 57import static android.content.pm.PackageManager.INSTALL_FORWARD_LOCK; 58import static android.content.pm.PackageManager.INSTALL_INTERNAL; 59import static android.content.pm.PackageManager.INSTALL_PARSE_FAILED_INCONSISTENT_CERTIFICATES; 60import static android.content.pm.PackageManager.INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS; 61import static android.content.pm.PackageManager.INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS_ASK; 62import static android.content.pm.PackageManager.INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK; 63import static android.content.pm.PackageManager.INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER; 64import static android.content.pm.PackageManager.INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED; 65import static android.content.pm.PackageManager.MATCH_ALL; 66import static android.content.pm.PackageManager.MATCH_ANY_USER; 67import static android.content.pm.PackageManager.MATCH_DEBUG_TRIAGED_MISSING; 68import static android.content.pm.PackageManager.MATCH_DIRECT_BOOT_AWARE; 69import static android.content.pm.PackageManager.MATCH_DIRECT_BOOT_UNAWARE; 70import static android.content.pm.PackageManager.MATCH_DISABLED_COMPONENTS; 71import static android.content.pm.PackageManager.MATCH_FACTORY_ONLY; 72import static android.content.pm.PackageManager.MATCH_KNOWN_PACKAGES; 73import static android.content.pm.PackageManager.MATCH_SYSTEM_ONLY; 74import static android.content.pm.PackageManager.MATCH_UNINSTALLED_PACKAGES; 75import static android.content.pm.PackageManager.MOVE_FAILED_3RD_PARTY_NOT_ALLOWED_ON_INTERNAL; 76import static android.content.pm.PackageManager.MOVE_FAILED_DEVICE_ADMIN; 77import static android.content.pm.PackageManager.MOVE_FAILED_DOESNT_EXIST; 78import static android.content.pm.PackageManager.MOVE_FAILED_INTERNAL_ERROR; 79import static android.content.pm.PackageManager.MOVE_FAILED_OPERATION_PENDING; 80import static android.content.pm.PackageManager.MOVE_FAILED_SYSTEM_PACKAGE; 81import static android.content.pm.PackageManager.PERMISSION_DENIED; 82import static android.content.pm.PackageManager.PERMISSION_GRANTED; 83import static android.content.pm.PackageParser.PARSE_IS_PRIVILEGED; 84import static android.content.pm.PackageParser.isApkFile; 85import static android.os.Trace.TRACE_TAG_PACKAGE_MANAGER; 86import static android.system.OsConstants.O_CREAT; 87import static android.system.OsConstants.O_RDWR; 88import static com.android.internal.app.IntentForwarderActivity.FORWARD_INTENT_TO_MANAGED_PROFILE; 89import static com.android.internal.app.IntentForwarderActivity.FORWARD_INTENT_TO_PARENT; 90import static com.android.internal.content.NativeLibraryHelper.LIB64_DIR_NAME; 91import static com.android.internal.content.NativeLibraryHelper.LIB_DIR_NAME; 92import static com.android.internal.util.ArrayUtils.appendInt; 93import static com.android.server.pm.Installer.DEXOPT_PUBLIC; 94import static com.android.server.pm.InstructionSets.getAppDexInstructionSets; 95import static com.android.server.pm.InstructionSets.getDexCodeInstructionSet; 96import static com.android.server.pm.InstructionSets.getDexCodeInstructionSets; 97import static com.android.server.pm.InstructionSets.getPreferredInstructionSet; 98import static com.android.server.pm.InstructionSets.getPrimaryInstructionSet; 99import static com.android.server.pm.PackageManagerServiceCompilerMapping.getCompilerFilterForReason; 100import static com.android.server.pm.PackageManagerServiceCompilerMapping.getFullCompilerFilter; 101import static com.android.server.pm.PackageManagerServiceCompilerMapping.getNonProfileGuidedCompilerFilter; 102import static com.android.server.pm.PermissionsState.PERMISSION_OPERATION_FAILURE; 103import static com.android.server.pm.PermissionsState.PERMISSION_OPERATION_SUCCESS; 104import static com.android.server.pm.PermissionsState.PERMISSION_OPERATION_SUCCESS_GIDS_CHANGED; 105 106import android.Manifest; 107import android.annotation.NonNull; 108import android.annotation.Nullable; 109import android.app.ActivityManager; 110import android.app.AppOpsManager; 111import android.app.IActivityManager; 112import android.app.ResourcesManager; 113import android.app.admin.IDevicePolicyManager; 114import android.app.admin.SecurityLog; 115import android.app.backup.IBackupManager; 116import android.content.BroadcastReceiver; 117import android.content.ComponentName; 118import android.content.ContentResolver; 119import android.content.Context; 120import android.content.IIntentReceiver; 121import android.content.Intent; 122import android.content.IntentFilter; 123import android.content.IntentSender; 124import android.content.IntentSender.SendIntentException; 125import android.content.ServiceConnection; 126import android.content.pm.ActivityInfo; 127import android.content.pm.ApplicationInfo; 128import android.content.pm.AppsQueryHelper; 129import android.content.pm.ChangedPackages; 130import android.content.pm.ComponentInfo; 131import android.content.pm.InstantAppInfo; 132import android.content.pm.EphemeralRequest; 133import android.content.pm.EphemeralResolveInfo; 134import android.content.pm.EphemeralResponse; 135import android.content.pm.FallbackCategoryProvider; 136import android.content.pm.FeatureInfo; 137import android.content.pm.IOnPermissionsChangeListener; 138import android.content.pm.IPackageDataObserver; 139import android.content.pm.IPackageDeleteObserver; 140import android.content.pm.IPackageDeleteObserver2; 141import android.content.pm.IPackageInstallObserver2; 142import android.content.pm.IPackageInstaller; 143import android.content.pm.IPackageManager; 144import android.content.pm.IPackageMoveObserver; 145import android.content.pm.IPackageStatsObserver; 146import android.content.pm.InstrumentationInfo; 147import android.content.pm.IntentFilterVerificationInfo; 148import android.content.pm.KeySet; 149import android.content.pm.PackageCleanItem; 150import android.content.pm.PackageInfo; 151import android.content.pm.PackageInfoLite; 152import android.content.pm.PackageInstaller; 153import android.content.pm.PackageManager; 154import android.content.pm.PackageManager.LegacyPackageDeleteObserver; 155import android.content.pm.PackageManagerInternal; 156import android.content.pm.PackageParser; 157import android.content.pm.PackageParser.ActivityIntentInfo; 158import android.content.pm.PackageParser.PackageLite; 159import android.content.pm.PackageParser.PackageParserException; 160import android.content.pm.PackageStats; 161import android.content.pm.PackageUserState; 162import android.content.pm.ParceledListSlice; 163import android.content.pm.PermissionGroupInfo; 164import android.content.pm.PermissionInfo; 165import android.content.pm.ProviderInfo; 166import android.content.pm.ResolveInfo; 167import android.content.pm.SELinuxUtil; 168import android.content.pm.ServiceInfo; 169import android.content.pm.SharedLibraryInfo; 170import android.content.pm.Signature; 171import android.content.pm.UserInfo; 172import android.content.pm.VerifierDeviceIdentity; 173import android.content.pm.VerifierInfo; 174import android.content.pm.VersionedPackage; 175import android.content.res.Resources; 176import android.graphics.Bitmap; 177import android.hardware.display.DisplayManager; 178import android.net.Uri; 179import android.os.Binder; 180import android.os.Build; 181import android.os.Bundle; 182import android.os.Debug; 183import android.os.Environment; 184import android.os.Environment.UserEnvironment; 185import android.os.FileUtils; 186import android.os.Handler; 187import android.os.IBinder; 188import android.os.Looper; 189import android.os.Message; 190import android.os.Parcel; 191import android.os.ParcelFileDescriptor; 192import android.os.PatternMatcher; 193import android.os.Process; 194import android.os.RemoteCallbackList; 195import android.os.RemoteException; 196import android.os.ResultReceiver; 197import android.os.SELinux; 198import android.os.ServiceManager; 199import android.os.ShellCallback; 200import android.os.SystemClock; 201import android.os.SystemProperties; 202import android.os.Trace; 203import android.os.UserHandle; 204import android.os.UserManager; 205import android.os.UserManagerInternal; 206import android.os.storage.IStorageManager; 207import android.os.storage.StorageManagerInternal; 208import android.os.storage.StorageEventListener; 209import android.os.storage.StorageManager; 210import android.os.storage.VolumeInfo; 211import android.os.storage.VolumeRecord; 212import android.provider.Settings.Global; 213import android.provider.Settings.Secure; 214import android.security.KeyStore; 215import android.security.SystemKeyStore; 216import android.system.ErrnoException; 217import android.system.Os; 218import android.text.TextUtils; 219import android.text.format.DateUtils; 220import android.util.ArrayMap; 221import android.util.ArraySet; 222import android.util.Base64; 223import android.util.DisplayMetrics; 224import android.util.EventLog; 225import android.util.ExceptionUtils; 226import android.util.Log; 227import android.util.LogPrinter; 228import android.util.MathUtils; 229import android.util.PackageUtils; 230import android.util.Pair; 231import android.util.PrintStreamPrinter; 232import android.util.Slog; 233import android.util.SparseArray; 234import android.util.SparseBooleanArray; 235import android.util.SparseIntArray; 236import android.util.Xml; 237import android.util.jar.StrictJarFile; 238import android.view.Display; 239 240import com.android.internal.R; 241import com.android.internal.annotations.GuardedBy; 242import com.android.internal.app.IMediaContainerService; 243import com.android.internal.app.ResolverActivity; 244import com.android.internal.content.NativeLibraryHelper; 245import com.android.internal.content.PackageHelper; 246import com.android.internal.logging.MetricsLogger; 247import com.android.internal.logging.nano.MetricsProto.MetricsEvent; 248import com.android.internal.os.IParcelFileDescriptorFactory; 249import com.android.internal.os.RoSystemProperties; 250import com.android.internal.os.SomeArgs; 251import com.android.internal.os.Zygote; 252import com.android.internal.telephony.CarrierAppUtils; 253import com.android.internal.util.ArrayUtils; 254import com.android.internal.util.FastPrintWriter; 255import com.android.internal.util.FastXmlSerializer; 256import com.android.internal.util.IndentingPrintWriter; 257import com.android.internal.util.Preconditions; 258import com.android.internal.util.XmlUtils; 259import com.android.server.AttributeCache; 260import com.android.server.BackgroundDexOptJobService; 261import com.android.server.DeviceIdleController; 262import com.android.server.EventLogTags; 263import com.android.server.FgThread; 264import com.android.server.IntentResolver; 265import com.android.server.LocalServices; 266import com.android.server.ServiceThread; 267import com.android.server.SystemConfig; 268import com.android.server.Watchdog; 269import com.android.server.net.NetworkPolicyManagerInternal; 270import com.android.server.pm.Installer.InstallerException; 271import com.android.server.pm.PermissionsState.PermissionState; 272import com.android.server.pm.Settings.DatabaseVersion; 273import com.android.server.pm.Settings.VersionInfo; 274import com.android.server.pm.dex.DexManager; 275import com.android.server.storage.DeviceStorageMonitorInternal; 276 277import dalvik.system.CloseGuard; 278import dalvik.system.DexFile; 279import dalvik.system.VMRuntime; 280 281import libcore.io.IoUtils; 282import libcore.util.EmptyArray; 283 284import org.xmlpull.v1.XmlPullParser; 285import org.xmlpull.v1.XmlPullParserException; 286import org.xmlpull.v1.XmlSerializer; 287 288import java.io.BufferedOutputStream; 289import java.io.BufferedReader; 290import java.io.ByteArrayInputStream; 291import java.io.ByteArrayOutputStream; 292import java.io.File; 293import java.io.FileDescriptor; 294import java.io.FileInputStream; 295import java.io.FileNotFoundException; 296import java.io.FileOutputStream; 297import java.io.FileReader; 298import java.io.FilenameFilter; 299import java.io.IOException; 300import java.io.PrintWriter; 301import java.nio.charset.StandardCharsets; 302import java.security.DigestInputStream; 303import java.security.MessageDigest; 304import java.security.NoSuchAlgorithmException; 305import java.security.PublicKey; 306import java.security.SecureRandom; 307import java.security.cert.Certificate; 308import java.security.cert.CertificateEncodingException; 309import java.security.cert.CertificateException; 310import java.text.SimpleDateFormat; 311import java.util.ArrayList; 312import java.util.Arrays; 313import java.util.Collection; 314import java.util.Collections; 315import java.util.Comparator; 316import java.util.Date; 317import java.util.HashSet; 318import java.util.HashMap; 319import java.util.Iterator; 320import java.util.List; 321import java.util.Map; 322import java.util.Objects; 323import java.util.Set; 324import java.util.concurrent.CountDownLatch; 325import java.util.concurrent.TimeUnit; 326import java.util.concurrent.atomic.AtomicBoolean; 327import java.util.concurrent.atomic.AtomicInteger; 328 329/** 330 * Keep track of all those APKs everywhere. 331 * <p> 332 * Internally there are two important locks: 333 * <ul> 334 * <li>{@link #mPackages} is used to guard all in-memory parsed package details 335 * and other related state. It is a fine-grained lock that should only be held 336 * momentarily, as it's one of the most contended locks in the system. 337 * <li>{@link #mInstallLock} is used to guard all {@code installd} access, whose 338 * operations typically involve heavy lifting of application data on disk. Since 339 * {@code installd} is single-threaded, and it's operations can often be slow, 340 * this lock should never be acquired while already holding {@link #mPackages}. 341 * Conversely, it's safe to acquire {@link #mPackages} momentarily while already 342 * holding {@link #mInstallLock}. 343 * </ul> 344 * Many internal methods rely on the caller to hold the appropriate locks, and 345 * this contract is expressed through method name suffixes: 346 * <ul> 347 * <li>fooLI(): the caller must hold {@link #mInstallLock} 348 * <li>fooLIF(): the caller must hold {@link #mInstallLock} and the package 349 * being modified must be frozen 350 * <li>fooLPr(): the caller must hold {@link #mPackages} for reading 351 * <li>fooLPw(): the caller must hold {@link #mPackages} for writing 352 * </ul> 353 * <p> 354 * Because this class is very central to the platform's security; please run all 355 * CTS and unit tests whenever making modifications: 356 * 357 * <pre> 358 * $ runtest -c android.content.pm.PackageManagerTests frameworks-core 359 * $ cts-tradefed run commandAndExit cts -m CtsAppSecurityHostTestCases 360 * </pre> 361 */ 362public class PackageManagerService extends IPackageManager.Stub { 363 static final String TAG = "PackageManager"; 364 static final boolean DEBUG_SETTINGS = false; 365 static final boolean DEBUG_PREFERRED = false; 366 static final boolean DEBUG_UPGRADE = false; 367 static final boolean DEBUG_DOMAIN_VERIFICATION = false; 368 private static final boolean DEBUG_BACKUP = false; 369 private static final boolean DEBUG_INSTALL = false; 370 private static final boolean DEBUG_REMOVE = false; 371 private static final boolean DEBUG_BROADCASTS = false; 372 private static final boolean DEBUG_SHOW_INFO = false; 373 private static final boolean DEBUG_PACKAGE_INFO = false; 374 private static final boolean DEBUG_INTENT_MATCHING = false; 375 private static final boolean DEBUG_PACKAGE_SCANNING = false; 376 private static final boolean DEBUG_VERIFY = false; 377 private static final boolean DEBUG_FILTERS = false; 378 379 // Debug output for dexopting. This is shared between PackageManagerService, OtaDexoptService 380 // and PackageDexOptimizer. All these classes have their own flag to allow switching a single 381 // user, but by default initialize to this. 382 public static final boolean DEBUG_DEXOPT = false; 383 384 private static final boolean DEBUG_ABI_SELECTION = false; 385 private static final boolean DEBUG_EPHEMERAL = Build.IS_DEBUGGABLE; 386 private static final boolean DEBUG_TRIAGED_MISSING = false; 387 private static final boolean DEBUG_APP_DATA = false; 388 389 /** REMOVE. According to Svet, this was only used to reset permissions during development. */ 390 static final boolean CLEAR_RUNTIME_PERMISSIONS_ON_UPGRADE = false; 391 392 private static final boolean DISABLE_EPHEMERAL_APPS = false; 393 private static final boolean HIDE_EPHEMERAL_APIS = false; 394 395 private static final boolean ENABLE_QUOTA = 396 SystemProperties.getBoolean("persist.fw.quota", false); 397 398 private static final int RADIO_UID = Process.PHONE_UID; 399 private static final int LOG_UID = Process.LOG_UID; 400 private static final int NFC_UID = Process.NFC_UID; 401 private static final int BLUETOOTH_UID = Process.BLUETOOTH_UID; 402 private static final int SHELL_UID = Process.SHELL_UID; 403 404 // Cap the size of permission trees that 3rd party apps can define 405 private static final int MAX_PERMISSION_TREE_FOOTPRINT = 32768; // characters of text 406 407 // Suffix used during package installation when copying/moving 408 // package apks to install directory. 409 private static final String INSTALL_PACKAGE_SUFFIX = "-"; 410 411 static final int SCAN_NO_DEX = 1<<1; 412 static final int SCAN_FORCE_DEX = 1<<2; 413 static final int SCAN_UPDATE_SIGNATURE = 1<<3; 414 static final int SCAN_NEW_INSTALL = 1<<4; 415 static final int SCAN_UPDATE_TIME = 1<<5; 416 static final int SCAN_BOOTING = 1<<6; 417 static final int SCAN_TRUSTED_OVERLAY = 1<<7; 418 static final int SCAN_DELETE_DATA_ON_FAILURES = 1<<8; 419 static final int SCAN_REPLACING = 1<<9; 420 static final int SCAN_REQUIRE_KNOWN = 1<<10; 421 static final int SCAN_MOVE = 1<<11; 422 static final int SCAN_INITIAL = 1<<12; 423 static final int SCAN_CHECK_ONLY = 1<<13; 424 static final int SCAN_DONT_KILL_APP = 1<<14; 425 static final int SCAN_IGNORE_FROZEN = 1<<15; 426 static final int SCAN_FIRST_BOOT_OR_UPGRADE = 1<<16; 427 static final int SCAN_AS_INSTANT_APP = 1<<17; 428 static final int SCAN_AS_FULL_APP = 1<<18; 429 /** Should not be with the scan flags */ 430 static final int FLAGS_REMOVE_CHATTY = 1<<31; 431 432 private static final String STATIC_SHARED_LIB_DELIMITER = "_"; 433 434 private static final int[] EMPTY_INT_ARRAY = new int[0]; 435 436 /** 437 * Timeout (in milliseconds) after which the watchdog should declare that 438 * our handler thread is wedged. The usual default for such things is one 439 * minute but we sometimes do very lengthy I/O operations on this thread, 440 * such as installing multi-gigabyte applications, so ours needs to be longer. 441 */ 442 private static final long WATCHDOG_TIMEOUT = 1000*60*10; // ten minutes 443 444 /** 445 * Wall-clock timeout (in milliseconds) after which we *require* that an fstrim 446 * be run on this device. We use the value in the Settings.Global.MANDATORY_FSTRIM_INTERVAL 447 * settings entry if available, otherwise we use the hardcoded default. If it's been 448 * more than this long since the last fstrim, we force one during the boot sequence. 449 * 450 * This backstops other fstrim scheduling: if the device is alive at midnight+idle, 451 * one gets run at the next available charging+idle time. This final mandatory 452 * no-fstrim check kicks in only of the other scheduling criteria is never met. 453 */ 454 private static final long DEFAULT_MANDATORY_FSTRIM_INTERVAL = 3 * DateUtils.DAY_IN_MILLIS; 455 456 /** 457 * Whether verification is enabled by default. 458 */ 459 private static final boolean DEFAULT_VERIFY_ENABLE = true; 460 461 /** 462 * The default maximum time to wait for the verification agent to return in 463 * milliseconds. 464 */ 465 private static final long DEFAULT_VERIFICATION_TIMEOUT = 10 * 1000; 466 467 /** 468 * The default response for package verification timeout. 469 * 470 * This can be either PackageManager.VERIFICATION_ALLOW or 471 * PackageManager.VERIFICATION_REJECT. 472 */ 473 private static final int DEFAULT_VERIFICATION_RESPONSE = PackageManager.VERIFICATION_ALLOW; 474 475 static final String PLATFORM_PACKAGE_NAME = "android"; 476 477 static final String DEFAULT_CONTAINER_PACKAGE = "com.android.defcontainer"; 478 479 static final ComponentName DEFAULT_CONTAINER_COMPONENT = new ComponentName( 480 DEFAULT_CONTAINER_PACKAGE, 481 "com.android.defcontainer.DefaultContainerService"); 482 483 private static final String KILL_APP_REASON_GIDS_CHANGED = 484 "permission grant or revoke changed gids"; 485 486 private static final String KILL_APP_REASON_PERMISSIONS_REVOKED = 487 "permissions revoked"; 488 489 private static final String PACKAGE_MIME_TYPE = "application/vnd.android.package-archive"; 490 491 private static final String PACKAGE_SCHEME = "package"; 492 493 private static final String VENDOR_OVERLAY_DIR = "/vendor/overlay"; 494 /** 495 * If VENDOR_OVERLAY_THEME_PROPERTY is set, search for runtime resource overlay APKs also in 496 * VENDOR_OVERLAY_DIR/<value of VENDOR_OVERLAY_THEME_PROPERTY> in addition to 497 * VENDOR_OVERLAY_DIR. 498 */ 499 private static final String VENDOR_OVERLAY_THEME_PROPERTY = "ro.boot.vendor.overlay.theme"; 500 /** 501 * Same as VENDOR_OVERLAY_THEME_PROPERTY, except persistent. If set will override whatever 502 * is in VENDOR_OVERLAY_THEME_PROPERTY. 503 */ 504 private static final String VENDOR_OVERLAY_THEME_PERSIST_PROPERTY 505 = "persist.vendor.overlay.theme"; 506 507 /** Permission grant: not grant the permission. */ 508 private static final int GRANT_DENIED = 1; 509 510 /** Permission grant: grant the permission as an install permission. */ 511 private static final int GRANT_INSTALL = 2; 512 513 /** Permission grant: grant the permission as a runtime one. */ 514 private static final int GRANT_RUNTIME = 3; 515 516 /** Permission grant: grant as runtime a permission that was granted as an install time one. */ 517 private static final int GRANT_UPGRADE = 4; 518 519 /** Canonical intent used to identify what counts as a "web browser" app */ 520 private static final Intent sBrowserIntent; 521 static { 522 sBrowserIntent = new Intent(); 523 sBrowserIntent.setAction(Intent.ACTION_VIEW); 524 sBrowserIntent.addCategory(Intent.CATEGORY_BROWSABLE); 525 sBrowserIntent.setData(Uri.parse("http:")); 526 } 527 528 /** 529 * The set of all protected actions [i.e. those actions for which a high priority 530 * intent filter is disallowed]. 531 */ 532 private static final Set<String> PROTECTED_ACTIONS = new ArraySet<>(); 533 static { 534 PROTECTED_ACTIONS.add(Intent.ACTION_SEND); 535 PROTECTED_ACTIONS.add(Intent.ACTION_SENDTO); 536 PROTECTED_ACTIONS.add(Intent.ACTION_SEND_MULTIPLE); 537 PROTECTED_ACTIONS.add(Intent.ACTION_VIEW); 538 } 539 540 // Compilation reasons. 541 public static final int REASON_FIRST_BOOT = 0; 542 public static final int REASON_BOOT = 1; 543 public static final int REASON_INSTALL = 2; 544 public static final int REASON_BACKGROUND_DEXOPT = 3; 545 public static final int REASON_AB_OTA = 4; 546 public static final int REASON_NON_SYSTEM_LIBRARY = 5; 547 public static final int REASON_SHARED_APK = 6; 548 public static final int REASON_FORCED_DEXOPT = 7; 549 public static final int REASON_CORE_APP = 8; 550 551 public static final int REASON_LAST = REASON_CORE_APP; 552 553 /** All dangerous permission names in the same order as the events in MetricsEvent */ 554 private static final List<String> ALL_DANGEROUS_PERMISSIONS = Arrays.asList( 555 Manifest.permission.READ_CALENDAR, 556 Manifest.permission.WRITE_CALENDAR, 557 Manifest.permission.CAMERA, 558 Manifest.permission.READ_CONTACTS, 559 Manifest.permission.WRITE_CONTACTS, 560 Manifest.permission.GET_ACCOUNTS, 561 Manifest.permission.ACCESS_FINE_LOCATION, 562 Manifest.permission.ACCESS_COARSE_LOCATION, 563 Manifest.permission.RECORD_AUDIO, 564 Manifest.permission.READ_PHONE_STATE, 565 Manifest.permission.CALL_PHONE, 566 Manifest.permission.READ_CALL_LOG, 567 Manifest.permission.WRITE_CALL_LOG, 568 Manifest.permission.ADD_VOICEMAIL, 569 Manifest.permission.USE_SIP, 570 Manifest.permission.PROCESS_OUTGOING_CALLS, 571 Manifest.permission.READ_CELL_BROADCASTS, 572 Manifest.permission.BODY_SENSORS, 573 Manifest.permission.SEND_SMS, 574 Manifest.permission.RECEIVE_SMS, 575 Manifest.permission.READ_SMS, 576 Manifest.permission.RECEIVE_WAP_PUSH, 577 Manifest.permission.RECEIVE_MMS, 578 Manifest.permission.READ_EXTERNAL_STORAGE, 579 Manifest.permission.WRITE_EXTERNAL_STORAGE, 580 Manifest.permission.READ_PHONE_NUMBER); 581 582 583 /** 584 * Version number for the package parser cache. Increment this whenever the format or 585 * extent of cached data changes. See {@code PackageParser#setCacheDir}. 586 */ 587 private static final String PACKAGE_PARSER_CACHE_VERSION = "1"; 588 589 /** 590 * Whether the package parser cache is enabled. 591 */ 592 private static final boolean DEFAULT_PACKAGE_PARSER_CACHE_ENABLED = true; 593 594 final ServiceThread mHandlerThread; 595 596 final PackageHandler mHandler; 597 598 private final ProcessLoggingHandler mProcessLoggingHandler; 599 600 /** 601 * Messages for {@link #mHandler} that need to wait for system ready before 602 * being dispatched. 603 */ 604 private ArrayList<Message> mPostSystemReadyMessages; 605 606 final int mSdkVersion = Build.VERSION.SDK_INT; 607 608 final Context mContext; 609 final boolean mFactoryTest; 610 final boolean mOnlyCore; 611 final DisplayMetrics mMetrics; 612 final int mDefParseFlags; 613 final String[] mSeparateProcesses; 614 final boolean mIsUpgrade; 615 final boolean mIsPreNUpgrade; 616 final boolean mIsPreNMR1Upgrade; 617 618 @GuardedBy("mPackages") 619 private boolean mDexOptDialogShown; 620 621 /** The location for ASEC container files on internal storage. */ 622 final String mAsecInternalPath; 623 624 // Used for privilege escalation. MUST NOT BE CALLED WITH mPackages 625 // LOCK HELD. Can be called with mInstallLock held. 626 @GuardedBy("mInstallLock") 627 final Installer mInstaller; 628 629 /** Directory where installed third-party apps stored */ 630 final File mAppInstallDir; 631 632 /** 633 * Directory to which applications installed internally have their 634 * 32 bit native libraries copied. 635 */ 636 private File mAppLib32InstallDir; 637 638 // Directory containing the private parts (e.g. code and non-resource assets) of forward-locked 639 // apps. 640 final File mDrmAppPrivateInstallDir; 641 642 // ---------------------------------------------------------------- 643 644 // Lock for state used when installing and doing other long running 645 // operations. Methods that must be called with this lock held have 646 // the suffix "LI". 647 final Object mInstallLock = new Object(); 648 649 // ---------------------------------------------------------------- 650 651 // Keys are String (package name), values are Package. This also serves 652 // as the lock for the global state. Methods that must be called with 653 // this lock held have the prefix "LP". 654 @GuardedBy("mPackages") 655 final ArrayMap<String, PackageParser.Package> mPackages = 656 new ArrayMap<String, PackageParser.Package>(); 657 658 final ArrayMap<String, Set<String>> mKnownCodebase = 659 new ArrayMap<String, Set<String>>(); 660 661 // Tracks available target package names -> overlay package paths. 662 final ArrayMap<String, ArrayMap<String, PackageParser.Package>> mOverlays = 663 new ArrayMap<String, ArrayMap<String, PackageParser.Package>>(); 664 665 /** 666 * Tracks new system packages [received in an OTA] that we expect to 667 * find updated user-installed versions. Keys are package name, values 668 * are package location. 669 */ 670 final private ArrayMap<String, File> mExpectingBetter = new ArrayMap<>(); 671 /** 672 * Tracks high priority intent filters for protected actions. During boot, certain 673 * filter actions are protected and should never be allowed to have a high priority 674 * intent filter for them. However, there is one, and only one exception -- the 675 * setup wizard. It must be able to define a high priority intent filter for these 676 * actions to ensure there are no escapes from the wizard. We need to delay processing 677 * of these during boot as we need to look at all of the system packages in order 678 * to know which component is the setup wizard. 679 */ 680 private final List<PackageParser.ActivityIntentInfo> mProtectedFilters = new ArrayList<>(); 681 /** 682 * Whether or not processing protected filters should be deferred. 683 */ 684 private boolean mDeferProtectedFilters = true; 685 686 /** 687 * Tracks existing system packages prior to receiving an OTA. Keys are package name. 688 */ 689 final private ArraySet<String> mExistingSystemPackages = new ArraySet<>(); 690 /** 691 * Whether or not system app permissions should be promoted from install to runtime. 692 */ 693 boolean mPromoteSystemApps; 694 695 @GuardedBy("mPackages") 696 final Settings mSettings; 697 698 /** 699 * Set of package names that are currently "frozen", which means active 700 * surgery is being done on the code/data for that package. The platform 701 * will refuse to launch frozen packages to avoid race conditions. 702 * 703 * @see PackageFreezer 704 */ 705 @GuardedBy("mPackages") 706 final ArraySet<String> mFrozenPackages = new ArraySet<>(); 707 708 final ProtectedPackages mProtectedPackages; 709 710 boolean mFirstBoot; 711 712 PackageManagerInternal.ExternalSourcesPolicy mExternalSourcesPolicy; 713 714 // System configuration read by SystemConfig. 715 final int[] mGlobalGids; 716 final SparseArray<ArraySet<String>> mSystemPermissions; 717 @GuardedBy("mAvailableFeatures") 718 final ArrayMap<String, FeatureInfo> mAvailableFeatures; 719 720 // If mac_permissions.xml was found for seinfo labeling. 721 boolean mFoundPolicyFile; 722 723 private final InstantAppRegistry mInstantAppRegistry; 724 725 @GuardedBy("mPackages") 726 int mChangedPackagesSequenceNumber; 727 /** 728 * List of changed [installed, removed or updated] packages. 729 * mapping from user id -> sequence number -> package name 730 */ 731 @GuardedBy("mPackages") 732 final SparseArray<SparseArray<String>> mChangedPackages = new SparseArray<>(); 733 /** 734 * The sequence number of the last change to a package. 735 * mapping from user id -> package name -> sequence number 736 */ 737 @GuardedBy("mPackages") 738 final SparseArray<Map<String, Integer>> mChangedPackagesSequenceNumbers = new SparseArray<>(); 739 740 public static final class SharedLibraryEntry { 741 public final String path; 742 public final String apk; 743 public final SharedLibraryInfo info; 744 745 SharedLibraryEntry(String _path, String _apk, String name, int version, int type, 746 String declaringPackageName, int declaringPackageVersionCode) { 747 path = _path; 748 apk = _apk; 749 info = new SharedLibraryInfo(name, version, type, new VersionedPackage( 750 declaringPackageName, declaringPackageVersionCode), null); 751 } 752 } 753 754 // Currently known shared libraries. 755 final ArrayMap<String, SparseArray<SharedLibraryEntry>> mSharedLibraries = new ArrayMap<>(); 756 final ArrayMap<String, SparseArray<SharedLibraryEntry>> mStaticLibsByDeclaringPackage = 757 new ArrayMap<>(); 758 759 // All available activities, for your resolving pleasure. 760 final ActivityIntentResolver mActivities = 761 new ActivityIntentResolver(); 762 763 // All available receivers, for your resolving pleasure. 764 final ActivityIntentResolver mReceivers = 765 new ActivityIntentResolver(); 766 767 // All available services, for your resolving pleasure. 768 final ServiceIntentResolver mServices = new ServiceIntentResolver(); 769 770 // All available providers, for your resolving pleasure. 771 final ProviderIntentResolver mProviders = new ProviderIntentResolver(); 772 773 // Mapping from provider base names (first directory in content URI codePath) 774 // to the provider information. 775 final ArrayMap<String, PackageParser.Provider> mProvidersByAuthority = 776 new ArrayMap<String, PackageParser.Provider>(); 777 778 // Mapping from instrumentation class names to info about them. 779 final ArrayMap<ComponentName, PackageParser.Instrumentation> mInstrumentation = 780 new ArrayMap<ComponentName, PackageParser.Instrumentation>(); 781 782 // Mapping from permission names to info about them. 783 final ArrayMap<String, PackageParser.PermissionGroup> mPermissionGroups = 784 new ArrayMap<String, PackageParser.PermissionGroup>(); 785 786 // Packages whose data we have transfered into another package, thus 787 // should no longer exist. 788 final ArraySet<String> mTransferedPackages = new ArraySet<String>(); 789 790 // Broadcast actions that are only available to the system. 791 final ArraySet<String> mProtectedBroadcasts = new ArraySet<String>(); 792 793 /** List of packages waiting for verification. */ 794 final SparseArray<PackageVerificationState> mPendingVerification 795 = new SparseArray<PackageVerificationState>(); 796 797 /** Set of packages associated with each app op permission. */ 798 final ArrayMap<String, ArraySet<String>> mAppOpPermissionPackages = new ArrayMap<>(); 799 800 final PackageInstallerService mInstallerService; 801 802 private final PackageDexOptimizer mPackageDexOptimizer; 803 // DexManager handles the usage of dex files (e.g. secondary files, whether or not a package 804 // is used by other apps). 805 private final DexManager mDexManager; 806 807 private AtomicInteger mNextMoveId = new AtomicInteger(); 808 private final MoveCallbacks mMoveCallbacks; 809 810 private final OnPermissionChangeListeners mOnPermissionChangeListeners; 811 812 // Cache of users who need badging. 813 SparseBooleanArray mUserNeedsBadging = new SparseBooleanArray(); 814 815 /** Token for keys in mPendingVerification. */ 816 private int mPendingVerificationToken = 0; 817 818 volatile boolean mSystemReady; 819 volatile boolean mSafeMode; 820 volatile boolean mHasSystemUidErrors; 821 822 ApplicationInfo mAndroidApplication; 823 final ActivityInfo mResolveActivity = new ActivityInfo(); 824 final ResolveInfo mResolveInfo = new ResolveInfo(); 825 ComponentName mResolveComponentName; 826 PackageParser.Package mPlatformPackage; 827 ComponentName mCustomResolverComponentName; 828 829 boolean mResolverReplaced = false; 830 831 private final @Nullable ComponentName mIntentFilterVerifierComponent; 832 private final @Nullable IntentFilterVerifier<ActivityIntentInfo> mIntentFilterVerifier; 833 834 private int mIntentFilterVerificationToken = 0; 835 836 /** The service connection to the ephemeral resolver */ 837 final EphemeralResolverConnection mEphemeralResolverConnection; 838 839 /** Component used to install ephemeral applications */ 840 ComponentName mEphemeralInstallerComponent; 841 final ActivityInfo mEphemeralInstallerActivity = new ActivityInfo(); 842 final ResolveInfo mEphemeralInstallerInfo = new ResolveInfo(); 843 844 final SparseArray<IntentFilterVerificationState> mIntentFilterVerificationStates 845 = new SparseArray<IntentFilterVerificationState>(); 846 847 final DefaultPermissionGrantPolicy mDefaultPermissionPolicy; 848 849 // List of packages names to keep cached, even if they are uninstalled for all users 850 private List<String> mKeepUninstalledPackages; 851 852 private UserManagerInternal mUserManagerInternal; 853 854 private DeviceIdleController.LocalService mDeviceIdleController; 855 856 private File mCacheDir; 857 858 private ArraySet<String> mPrivappPermissionsViolations; 859 860 private static class IFVerificationParams { 861 PackageParser.Package pkg; 862 boolean replacing; 863 int userId; 864 int verifierUid; 865 866 public IFVerificationParams(PackageParser.Package _pkg, boolean _replacing, 867 int _userId, int _verifierUid) { 868 pkg = _pkg; 869 replacing = _replacing; 870 userId = _userId; 871 replacing = _replacing; 872 verifierUid = _verifierUid; 873 } 874 } 875 876 private interface IntentFilterVerifier<T extends IntentFilter> { 877 boolean addOneIntentFilterVerification(int verifierId, int userId, int verificationId, 878 T filter, String packageName); 879 void startVerifications(int userId); 880 void receiveVerificationResponse(int verificationId); 881 } 882 883 private class IntentVerifierProxy implements IntentFilterVerifier<ActivityIntentInfo> { 884 private Context mContext; 885 private ComponentName mIntentFilterVerifierComponent; 886 private ArrayList<Integer> mCurrentIntentFilterVerifications = new ArrayList<Integer>(); 887 888 public IntentVerifierProxy(Context context, ComponentName verifierComponent) { 889 mContext = context; 890 mIntentFilterVerifierComponent = verifierComponent; 891 } 892 893 private String getDefaultScheme() { 894 return IntentFilter.SCHEME_HTTPS; 895 } 896 897 @Override 898 public void startVerifications(int userId) { 899 // Launch verifications requests 900 int count = mCurrentIntentFilterVerifications.size(); 901 for (int n=0; n<count; n++) { 902 int verificationId = mCurrentIntentFilterVerifications.get(n); 903 final IntentFilterVerificationState ivs = 904 mIntentFilterVerificationStates.get(verificationId); 905 906 String packageName = ivs.getPackageName(); 907 908 ArrayList<PackageParser.ActivityIntentInfo> filters = ivs.getFilters(); 909 final int filterCount = filters.size(); 910 ArraySet<String> domainsSet = new ArraySet<>(); 911 for (int m=0; m<filterCount; m++) { 912 PackageParser.ActivityIntentInfo filter = filters.get(m); 913 domainsSet.addAll(filter.getHostsList()); 914 } 915 synchronized (mPackages) { 916 if (mSettings.createIntentFilterVerificationIfNeededLPw( 917 packageName, domainsSet) != null) { 918 scheduleWriteSettingsLocked(); 919 } 920 } 921 sendVerificationRequest(userId, verificationId, ivs); 922 } 923 mCurrentIntentFilterVerifications.clear(); 924 } 925 926 private void sendVerificationRequest(int userId, int verificationId, 927 IntentFilterVerificationState ivs) { 928 929 Intent verificationIntent = new Intent(Intent.ACTION_INTENT_FILTER_NEEDS_VERIFICATION); 930 verificationIntent.putExtra( 931 PackageManager.EXTRA_INTENT_FILTER_VERIFICATION_ID, 932 verificationId); 933 verificationIntent.putExtra( 934 PackageManager.EXTRA_INTENT_FILTER_VERIFICATION_URI_SCHEME, 935 getDefaultScheme()); 936 verificationIntent.putExtra( 937 PackageManager.EXTRA_INTENT_FILTER_VERIFICATION_HOSTS, 938 ivs.getHostsString()); 939 verificationIntent.putExtra( 940 PackageManager.EXTRA_INTENT_FILTER_VERIFICATION_PACKAGE_NAME, 941 ivs.getPackageName()); 942 verificationIntent.setComponent(mIntentFilterVerifierComponent); 943 verificationIntent.addFlags(Intent.FLAG_RECEIVER_FOREGROUND); 944 945 UserHandle user = new UserHandle(userId); 946 mContext.sendBroadcastAsUser(verificationIntent, user); 947 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 948 "Sending IntentFilter verification broadcast"); 949 } 950 951 public void receiveVerificationResponse(int verificationId) { 952 IntentFilterVerificationState ivs = mIntentFilterVerificationStates.get(verificationId); 953 954 final boolean verified = ivs.isVerified(); 955 956 ArrayList<PackageParser.ActivityIntentInfo> filters = ivs.getFilters(); 957 final int count = filters.size(); 958 if (DEBUG_DOMAIN_VERIFICATION) { 959 Slog.i(TAG, "Received verification response " + verificationId 960 + " for " + count + " filters, verified=" + verified); 961 } 962 for (int n=0; n<count; n++) { 963 PackageParser.ActivityIntentInfo filter = filters.get(n); 964 filter.setVerified(verified); 965 966 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, "IntentFilter " + filter.toString() 967 + " verified with result:" + verified + " and hosts:" 968 + ivs.getHostsString()); 969 } 970 971 mIntentFilterVerificationStates.remove(verificationId); 972 973 final String packageName = ivs.getPackageName(); 974 IntentFilterVerificationInfo ivi = null; 975 976 synchronized (mPackages) { 977 ivi = mSettings.getIntentFilterVerificationLPr(packageName); 978 } 979 if (ivi == null) { 980 Slog.w(TAG, "IntentFilterVerificationInfo not found for verificationId:" 981 + verificationId + " packageName:" + packageName); 982 return; 983 } 984 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 985 "Updating IntentFilterVerificationInfo for package " + packageName 986 +" verificationId:" + verificationId); 987 988 synchronized (mPackages) { 989 if (verified) { 990 ivi.setStatus(INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS); 991 } else { 992 ivi.setStatus(INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK); 993 } 994 scheduleWriteSettingsLocked(); 995 996 final int userId = ivs.getUserId(); 997 if (userId != UserHandle.USER_ALL) { 998 final int userStatus = 999 mSettings.getIntentFilterVerificationStatusLPr(packageName, userId); 1000 1001 int updatedStatus = INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED; 1002 boolean needUpdate = false; 1003 1004 // We cannot override the STATUS_ALWAYS / STATUS_NEVER states if they have 1005 // already been set by the User thru the Disambiguation dialog 1006 switch (userStatus) { 1007 case INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED: 1008 if (verified) { 1009 updatedStatus = INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS; 1010 } else { 1011 updatedStatus = INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK; 1012 } 1013 needUpdate = true; 1014 break; 1015 1016 case INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK: 1017 if (verified) { 1018 updatedStatus = INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS; 1019 needUpdate = true; 1020 } 1021 break; 1022 1023 default: 1024 // Nothing to do 1025 } 1026 1027 if (needUpdate) { 1028 mSettings.updateIntentFilterVerificationStatusLPw( 1029 packageName, updatedStatus, userId); 1030 scheduleWritePackageRestrictionsLocked(userId); 1031 } 1032 } 1033 } 1034 } 1035 1036 @Override 1037 public boolean addOneIntentFilterVerification(int verifierUid, int userId, int verificationId, 1038 ActivityIntentInfo filter, String packageName) { 1039 if (!hasValidDomains(filter)) { 1040 return false; 1041 } 1042 IntentFilterVerificationState ivs = mIntentFilterVerificationStates.get(verificationId); 1043 if (ivs == null) { 1044 ivs = createDomainVerificationState(verifierUid, userId, verificationId, 1045 packageName); 1046 } 1047 if (DEBUG_DOMAIN_VERIFICATION) { 1048 Slog.d(TAG, "Adding verification filter for " + packageName + ": " + filter); 1049 } 1050 ivs.addFilter(filter); 1051 return true; 1052 } 1053 1054 private IntentFilterVerificationState createDomainVerificationState(int verifierUid, 1055 int userId, int verificationId, String packageName) { 1056 IntentFilterVerificationState ivs = new IntentFilterVerificationState( 1057 verifierUid, userId, packageName); 1058 ivs.setPendingState(); 1059 synchronized (mPackages) { 1060 mIntentFilterVerificationStates.append(verificationId, ivs); 1061 mCurrentIntentFilterVerifications.add(verificationId); 1062 } 1063 return ivs; 1064 } 1065 } 1066 1067 private static boolean hasValidDomains(ActivityIntentInfo filter) { 1068 return filter.hasCategory(Intent.CATEGORY_BROWSABLE) 1069 && (filter.hasDataScheme(IntentFilter.SCHEME_HTTP) || 1070 filter.hasDataScheme(IntentFilter.SCHEME_HTTPS)); 1071 } 1072 1073 // Set of pending broadcasts for aggregating enable/disable of components. 1074 static class PendingPackageBroadcasts { 1075 // for each user id, a map of <package name -> components within that package> 1076 final SparseArray<ArrayMap<String, ArrayList<String>>> mUidMap; 1077 1078 public PendingPackageBroadcasts() { 1079 mUidMap = new SparseArray<ArrayMap<String, ArrayList<String>>>(2); 1080 } 1081 1082 public ArrayList<String> get(int userId, String packageName) { 1083 ArrayMap<String, ArrayList<String>> packages = getOrAllocate(userId); 1084 return packages.get(packageName); 1085 } 1086 1087 public void put(int userId, String packageName, ArrayList<String> components) { 1088 ArrayMap<String, ArrayList<String>> packages = getOrAllocate(userId); 1089 packages.put(packageName, components); 1090 } 1091 1092 public void remove(int userId, String packageName) { 1093 ArrayMap<String, ArrayList<String>> packages = mUidMap.get(userId); 1094 if (packages != null) { 1095 packages.remove(packageName); 1096 } 1097 } 1098 1099 public void remove(int userId) { 1100 mUidMap.remove(userId); 1101 } 1102 1103 public int userIdCount() { 1104 return mUidMap.size(); 1105 } 1106 1107 public int userIdAt(int n) { 1108 return mUidMap.keyAt(n); 1109 } 1110 1111 public ArrayMap<String, ArrayList<String>> packagesForUserId(int userId) { 1112 return mUidMap.get(userId); 1113 } 1114 1115 public int size() { 1116 // total number of pending broadcast entries across all userIds 1117 int num = 0; 1118 for (int i = 0; i< mUidMap.size(); i++) { 1119 num += mUidMap.valueAt(i).size(); 1120 } 1121 return num; 1122 } 1123 1124 public void clear() { 1125 mUidMap.clear(); 1126 } 1127 1128 private ArrayMap<String, ArrayList<String>> getOrAllocate(int userId) { 1129 ArrayMap<String, ArrayList<String>> map = mUidMap.get(userId); 1130 if (map == null) { 1131 map = new ArrayMap<String, ArrayList<String>>(); 1132 mUidMap.put(userId, map); 1133 } 1134 return map; 1135 } 1136 } 1137 final PendingPackageBroadcasts mPendingBroadcasts = new PendingPackageBroadcasts(); 1138 1139 // Service Connection to remote media container service to copy 1140 // package uri's from external media onto secure containers 1141 // or internal storage. 1142 private IMediaContainerService mContainerService = null; 1143 1144 static final int SEND_PENDING_BROADCAST = 1; 1145 static final int MCS_BOUND = 3; 1146 static final int END_COPY = 4; 1147 static final int INIT_COPY = 5; 1148 static final int MCS_UNBIND = 6; 1149 static final int START_CLEANING_PACKAGE = 7; 1150 static final int FIND_INSTALL_LOC = 8; 1151 static final int POST_INSTALL = 9; 1152 static final int MCS_RECONNECT = 10; 1153 static final int MCS_GIVE_UP = 11; 1154 static final int UPDATED_MEDIA_STATUS = 12; 1155 static final int WRITE_SETTINGS = 13; 1156 static final int WRITE_PACKAGE_RESTRICTIONS = 14; 1157 static final int PACKAGE_VERIFIED = 15; 1158 static final int CHECK_PENDING_VERIFICATION = 16; 1159 static final int START_INTENT_FILTER_VERIFICATIONS = 17; 1160 static final int INTENT_FILTER_VERIFIED = 18; 1161 static final int WRITE_PACKAGE_LIST = 19; 1162 static final int EPHEMERAL_RESOLUTION_PHASE_TWO = 20; 1163 1164 static final int WRITE_SETTINGS_DELAY = 10*1000; // 10 seconds 1165 1166 // Delay time in millisecs 1167 static final int BROADCAST_DELAY = 10 * 1000; 1168 1169 static UserManagerService sUserManager; 1170 1171 // Stores a list of users whose package restrictions file needs to be updated 1172 private ArraySet<Integer> mDirtyUsers = new ArraySet<Integer>(); 1173 1174 final private DefaultContainerConnection mDefContainerConn = 1175 new DefaultContainerConnection(); 1176 class DefaultContainerConnection implements ServiceConnection { 1177 public void onServiceConnected(ComponentName name, IBinder service) { 1178 if (DEBUG_SD_INSTALL) Log.i(TAG, "onServiceConnected"); 1179 final IMediaContainerService imcs = IMediaContainerService.Stub 1180 .asInterface(Binder.allowBlocking(service)); 1181 mHandler.sendMessage(mHandler.obtainMessage(MCS_BOUND, imcs)); 1182 } 1183 1184 public void onServiceDisconnected(ComponentName name) { 1185 if (DEBUG_SD_INSTALL) Log.i(TAG, "onServiceDisconnected"); 1186 } 1187 } 1188 1189 // Recordkeeping of restore-after-install operations that are currently in flight 1190 // between the Package Manager and the Backup Manager 1191 static class PostInstallData { 1192 public InstallArgs args; 1193 public PackageInstalledInfo res; 1194 1195 PostInstallData(InstallArgs _a, PackageInstalledInfo _r) { 1196 args = _a; 1197 res = _r; 1198 } 1199 } 1200 1201 final SparseArray<PostInstallData> mRunningInstalls = new SparseArray<PostInstallData>(); 1202 int mNextInstallToken = 1; // nonzero; will be wrapped back to 1 when ++ overflows 1203 1204 // XML tags for backup/restore of various bits of state 1205 private static final String TAG_PREFERRED_BACKUP = "pa"; 1206 private static final String TAG_DEFAULT_APPS = "da"; 1207 private static final String TAG_INTENT_FILTER_VERIFICATION = "iv"; 1208 1209 private static final String TAG_PERMISSION_BACKUP = "perm-grant-backup"; 1210 private static final String TAG_ALL_GRANTS = "rt-grants"; 1211 private static final String TAG_GRANT = "grant"; 1212 private static final String ATTR_PACKAGE_NAME = "pkg"; 1213 1214 private static final String TAG_PERMISSION = "perm"; 1215 private static final String ATTR_PERMISSION_NAME = "name"; 1216 private static final String ATTR_IS_GRANTED = "g"; 1217 private static final String ATTR_USER_SET = "set"; 1218 private static final String ATTR_USER_FIXED = "fixed"; 1219 private static final String ATTR_REVOKE_ON_UPGRADE = "rou"; 1220 1221 // System/policy permission grants are not backed up 1222 private static final int SYSTEM_RUNTIME_GRANT_MASK = 1223 FLAG_PERMISSION_POLICY_FIXED 1224 | FLAG_PERMISSION_SYSTEM_FIXED 1225 | FLAG_PERMISSION_GRANTED_BY_DEFAULT; 1226 1227 // And we back up these user-adjusted states 1228 private static final int USER_RUNTIME_GRANT_MASK = 1229 FLAG_PERMISSION_USER_SET 1230 | FLAG_PERMISSION_USER_FIXED 1231 | FLAG_PERMISSION_REVOKE_ON_UPGRADE; 1232 1233 final @Nullable String mRequiredVerifierPackage; 1234 final @NonNull String mRequiredInstallerPackage; 1235 final @NonNull String mRequiredUninstallerPackage; 1236 final @Nullable String mSetupWizardPackage; 1237 final @Nullable String mStorageManagerPackage; 1238 final @NonNull String mServicesSystemSharedLibraryPackageName; 1239 final @NonNull String mSharedSystemSharedLibraryPackageName; 1240 1241 final boolean mPermissionReviewRequired; 1242 1243 private final PackageUsage mPackageUsage = new PackageUsage(); 1244 private final CompilerStats mCompilerStats = new CompilerStats(); 1245 1246 class PackageHandler extends Handler { 1247 private boolean mBound = false; 1248 final ArrayList<HandlerParams> mPendingInstalls = 1249 new ArrayList<HandlerParams>(); 1250 1251 private boolean connectToService() { 1252 if (DEBUG_SD_INSTALL) Log.i(TAG, "Trying to bind to" + 1253 " DefaultContainerService"); 1254 Intent service = new Intent().setComponent(DEFAULT_CONTAINER_COMPONENT); 1255 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1256 if (mContext.bindServiceAsUser(service, mDefContainerConn, 1257 Context.BIND_AUTO_CREATE, UserHandle.SYSTEM)) { 1258 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1259 mBound = true; 1260 return true; 1261 } 1262 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1263 return false; 1264 } 1265 1266 private void disconnectService() { 1267 mContainerService = null; 1268 mBound = false; 1269 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1270 mContext.unbindService(mDefContainerConn); 1271 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1272 } 1273 1274 PackageHandler(Looper looper) { 1275 super(looper); 1276 } 1277 1278 public void handleMessage(Message msg) { 1279 try { 1280 doHandleMessage(msg); 1281 } finally { 1282 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1283 } 1284 } 1285 1286 void doHandleMessage(Message msg) { 1287 switch (msg.what) { 1288 case INIT_COPY: { 1289 HandlerParams params = (HandlerParams) msg.obj; 1290 int idx = mPendingInstalls.size(); 1291 if (DEBUG_INSTALL) Slog.i(TAG, "init_copy idx=" + idx + ": " + params); 1292 // If a bind was already initiated we dont really 1293 // need to do anything. The pending install 1294 // will be processed later on. 1295 if (!mBound) { 1296 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "bindingMCS", 1297 System.identityHashCode(mHandler)); 1298 // If this is the only one pending we might 1299 // have to bind to the service again. 1300 if (!connectToService()) { 1301 Slog.e(TAG, "Failed to bind to media container service"); 1302 params.serviceError(); 1303 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, "bindingMCS", 1304 System.identityHashCode(mHandler)); 1305 if (params.traceMethod != null) { 1306 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, params.traceMethod, 1307 params.traceCookie); 1308 } 1309 return; 1310 } else { 1311 // Once we bind to the service, the first 1312 // pending request will be processed. 1313 mPendingInstalls.add(idx, params); 1314 } 1315 } else { 1316 mPendingInstalls.add(idx, params); 1317 // Already bound to the service. Just make 1318 // sure we trigger off processing the first request. 1319 if (idx == 0) { 1320 mHandler.sendEmptyMessage(MCS_BOUND); 1321 } 1322 } 1323 break; 1324 } 1325 case MCS_BOUND: { 1326 if (DEBUG_INSTALL) Slog.i(TAG, "mcs_bound"); 1327 if (msg.obj != null) { 1328 mContainerService = (IMediaContainerService) msg.obj; 1329 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, "bindingMCS", 1330 System.identityHashCode(mHandler)); 1331 } 1332 if (mContainerService == null) { 1333 if (!mBound) { 1334 // Something seriously wrong since we are not bound and we are not 1335 // waiting for connection. Bail out. 1336 Slog.e(TAG, "Cannot bind to media container service"); 1337 for (HandlerParams params : mPendingInstalls) { 1338 // Indicate service bind error 1339 params.serviceError(); 1340 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, "queueInstall", 1341 System.identityHashCode(params)); 1342 if (params.traceMethod != null) { 1343 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, 1344 params.traceMethod, params.traceCookie); 1345 } 1346 return; 1347 } 1348 mPendingInstalls.clear(); 1349 } else { 1350 Slog.w(TAG, "Waiting to connect to media container service"); 1351 } 1352 } else if (mPendingInstalls.size() > 0) { 1353 HandlerParams params = mPendingInstalls.get(0); 1354 if (params != null) { 1355 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, "queueInstall", 1356 System.identityHashCode(params)); 1357 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "startCopy"); 1358 if (params.startCopy()) { 1359 // We are done... look for more work or to 1360 // go idle. 1361 if (DEBUG_SD_INSTALL) Log.i(TAG, 1362 "Checking for more work or unbind..."); 1363 // Delete pending install 1364 if (mPendingInstalls.size() > 0) { 1365 mPendingInstalls.remove(0); 1366 } 1367 if (mPendingInstalls.size() == 0) { 1368 if (mBound) { 1369 if (DEBUG_SD_INSTALL) Log.i(TAG, 1370 "Posting delayed MCS_UNBIND"); 1371 removeMessages(MCS_UNBIND); 1372 Message ubmsg = obtainMessage(MCS_UNBIND); 1373 // Unbind after a little delay, to avoid 1374 // continual thrashing. 1375 sendMessageDelayed(ubmsg, 10000); 1376 } 1377 } else { 1378 // There are more pending requests in queue. 1379 // Just post MCS_BOUND message to trigger processing 1380 // of next pending install. 1381 if (DEBUG_SD_INSTALL) Log.i(TAG, 1382 "Posting MCS_BOUND for next work"); 1383 mHandler.sendEmptyMessage(MCS_BOUND); 1384 } 1385 } 1386 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 1387 } 1388 } else { 1389 // Should never happen ideally. 1390 Slog.w(TAG, "Empty queue"); 1391 } 1392 break; 1393 } 1394 case MCS_RECONNECT: { 1395 if (DEBUG_INSTALL) Slog.i(TAG, "mcs_reconnect"); 1396 if (mPendingInstalls.size() > 0) { 1397 if (mBound) { 1398 disconnectService(); 1399 } 1400 if (!connectToService()) { 1401 Slog.e(TAG, "Failed to bind to media container service"); 1402 for (HandlerParams params : mPendingInstalls) { 1403 // Indicate service bind error 1404 params.serviceError(); 1405 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, "queueInstall", 1406 System.identityHashCode(params)); 1407 } 1408 mPendingInstalls.clear(); 1409 } 1410 } 1411 break; 1412 } 1413 case MCS_UNBIND: { 1414 // If there is no actual work left, then time to unbind. 1415 if (DEBUG_INSTALL) Slog.i(TAG, "mcs_unbind"); 1416 1417 if (mPendingInstalls.size() == 0 && mPendingVerification.size() == 0) { 1418 if (mBound) { 1419 if (DEBUG_INSTALL) Slog.i(TAG, "calling disconnectService()"); 1420 1421 disconnectService(); 1422 } 1423 } else if (mPendingInstalls.size() > 0) { 1424 // There are more pending requests in queue. 1425 // Just post MCS_BOUND message to trigger processing 1426 // of next pending install. 1427 mHandler.sendEmptyMessage(MCS_BOUND); 1428 } 1429 1430 break; 1431 } 1432 case MCS_GIVE_UP: { 1433 if (DEBUG_INSTALL) Slog.i(TAG, "mcs_giveup too many retries"); 1434 HandlerParams params = mPendingInstalls.remove(0); 1435 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, "queueInstall", 1436 System.identityHashCode(params)); 1437 break; 1438 } 1439 case SEND_PENDING_BROADCAST: { 1440 String packages[]; 1441 ArrayList<String> components[]; 1442 int size = 0; 1443 int uids[]; 1444 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1445 synchronized (mPackages) { 1446 if (mPendingBroadcasts == null) { 1447 return; 1448 } 1449 size = mPendingBroadcasts.size(); 1450 if (size <= 0) { 1451 // Nothing to be done. Just return 1452 return; 1453 } 1454 packages = new String[size]; 1455 components = new ArrayList[size]; 1456 uids = new int[size]; 1457 int i = 0; // filling out the above arrays 1458 1459 for (int n = 0; n < mPendingBroadcasts.userIdCount(); n++) { 1460 int packageUserId = mPendingBroadcasts.userIdAt(n); 1461 Iterator<Map.Entry<String, ArrayList<String>>> it 1462 = mPendingBroadcasts.packagesForUserId(packageUserId) 1463 .entrySet().iterator(); 1464 while (it.hasNext() && i < size) { 1465 Map.Entry<String, ArrayList<String>> ent = it.next(); 1466 packages[i] = ent.getKey(); 1467 components[i] = ent.getValue(); 1468 PackageSetting ps = mSettings.mPackages.get(ent.getKey()); 1469 uids[i] = (ps != null) 1470 ? UserHandle.getUid(packageUserId, ps.appId) 1471 : -1; 1472 i++; 1473 } 1474 } 1475 size = i; 1476 mPendingBroadcasts.clear(); 1477 } 1478 // Send broadcasts 1479 for (int i = 0; i < size; i++) { 1480 sendPackageChangedBroadcast(packages[i], true, components[i], uids[i]); 1481 } 1482 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1483 break; 1484 } 1485 case START_CLEANING_PACKAGE: { 1486 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1487 final String packageName = (String)msg.obj; 1488 final int userId = msg.arg1; 1489 final boolean andCode = msg.arg2 != 0; 1490 synchronized (mPackages) { 1491 if (userId == UserHandle.USER_ALL) { 1492 int[] users = sUserManager.getUserIds(); 1493 for (int user : users) { 1494 mSettings.addPackageToCleanLPw( 1495 new PackageCleanItem(user, packageName, andCode)); 1496 } 1497 } else { 1498 mSettings.addPackageToCleanLPw( 1499 new PackageCleanItem(userId, packageName, andCode)); 1500 } 1501 } 1502 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1503 startCleaningPackages(); 1504 } break; 1505 case POST_INSTALL: { 1506 if (DEBUG_INSTALL) Log.v(TAG, "Handling post-install for " + msg.arg1); 1507 1508 PostInstallData data = mRunningInstalls.get(msg.arg1); 1509 final boolean didRestore = (msg.arg2 != 0); 1510 mRunningInstalls.delete(msg.arg1); 1511 1512 if (data != null) { 1513 InstallArgs args = data.args; 1514 PackageInstalledInfo parentRes = data.res; 1515 1516 final boolean grantPermissions = (args.installFlags 1517 & PackageManager.INSTALL_GRANT_RUNTIME_PERMISSIONS) != 0; 1518 final boolean killApp = (args.installFlags 1519 & PackageManager.INSTALL_DONT_KILL_APP) == 0; 1520 final String[] grantedPermissions = args.installGrantPermissions; 1521 1522 // Handle the parent package 1523 handlePackagePostInstall(parentRes, grantPermissions, killApp, 1524 grantedPermissions, didRestore, args.installerPackageName, 1525 args.observer); 1526 1527 // Handle the child packages 1528 final int childCount = (parentRes.addedChildPackages != null) 1529 ? parentRes.addedChildPackages.size() : 0; 1530 for (int i = 0; i < childCount; i++) { 1531 PackageInstalledInfo childRes = parentRes.addedChildPackages.valueAt(i); 1532 handlePackagePostInstall(childRes, grantPermissions, killApp, 1533 grantedPermissions, false, args.installerPackageName, 1534 args.observer); 1535 } 1536 1537 // Log tracing if needed 1538 if (args.traceMethod != null) { 1539 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, args.traceMethod, 1540 args.traceCookie); 1541 } 1542 } else { 1543 Slog.e(TAG, "Bogus post-install token " + msg.arg1); 1544 } 1545 1546 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, "postInstall", msg.arg1); 1547 } break; 1548 case UPDATED_MEDIA_STATUS: { 1549 if (DEBUG_SD_INSTALL) Log.i(TAG, "Got message UPDATED_MEDIA_STATUS"); 1550 boolean reportStatus = msg.arg1 == 1; 1551 boolean doGc = msg.arg2 == 1; 1552 if (DEBUG_SD_INSTALL) Log.i(TAG, "reportStatus=" + reportStatus + ", doGc = " + doGc); 1553 if (doGc) { 1554 // Force a gc to clear up stale containers. 1555 Runtime.getRuntime().gc(); 1556 } 1557 if (msg.obj != null) { 1558 @SuppressWarnings("unchecked") 1559 Set<AsecInstallArgs> args = (Set<AsecInstallArgs>) msg.obj; 1560 if (DEBUG_SD_INSTALL) Log.i(TAG, "Unloading all containers"); 1561 // Unload containers 1562 unloadAllContainers(args); 1563 } 1564 if (reportStatus) { 1565 try { 1566 if (DEBUG_SD_INSTALL) Log.i(TAG, 1567 "Invoking StorageManagerService call back"); 1568 PackageHelper.getStorageManager().finishMediaUpdate(); 1569 } catch (RemoteException e) { 1570 Log.e(TAG, "StorageManagerService not running?"); 1571 } 1572 } 1573 } break; 1574 case WRITE_SETTINGS: { 1575 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1576 synchronized (mPackages) { 1577 removeMessages(WRITE_SETTINGS); 1578 removeMessages(WRITE_PACKAGE_RESTRICTIONS); 1579 mSettings.writeLPr(); 1580 mDirtyUsers.clear(); 1581 } 1582 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1583 } break; 1584 case WRITE_PACKAGE_RESTRICTIONS: { 1585 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1586 synchronized (mPackages) { 1587 removeMessages(WRITE_PACKAGE_RESTRICTIONS); 1588 for (int userId : mDirtyUsers) { 1589 mSettings.writePackageRestrictionsLPr(userId); 1590 } 1591 mDirtyUsers.clear(); 1592 } 1593 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1594 } break; 1595 case WRITE_PACKAGE_LIST: { 1596 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1597 synchronized (mPackages) { 1598 removeMessages(WRITE_PACKAGE_LIST); 1599 mSettings.writePackageListLPr(msg.arg1); 1600 } 1601 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1602 } break; 1603 case CHECK_PENDING_VERIFICATION: { 1604 final int verificationId = msg.arg1; 1605 final PackageVerificationState state = mPendingVerification.get(verificationId); 1606 1607 if ((state != null) && !state.timeoutExtended()) { 1608 final InstallArgs args = state.getInstallArgs(); 1609 final Uri originUri = Uri.fromFile(args.origin.resolvedFile); 1610 1611 Slog.i(TAG, "Verification timed out for " + originUri); 1612 mPendingVerification.remove(verificationId); 1613 1614 int ret = PackageManager.INSTALL_FAILED_VERIFICATION_FAILURE; 1615 1616 if (getDefaultVerificationResponse() == PackageManager.VERIFICATION_ALLOW) { 1617 Slog.i(TAG, "Continuing with installation of " + originUri); 1618 state.setVerifierResponse(Binder.getCallingUid(), 1619 PackageManager.VERIFICATION_ALLOW_WITHOUT_SUFFICIENT); 1620 broadcastPackageVerified(verificationId, originUri, 1621 PackageManager.VERIFICATION_ALLOW, 1622 state.getInstallArgs().getUser()); 1623 try { 1624 ret = args.copyApk(mContainerService, true); 1625 } catch (RemoteException e) { 1626 Slog.e(TAG, "Could not contact the ContainerService"); 1627 } 1628 } else { 1629 broadcastPackageVerified(verificationId, originUri, 1630 PackageManager.VERIFICATION_REJECT, 1631 state.getInstallArgs().getUser()); 1632 } 1633 1634 Trace.asyncTraceEnd( 1635 TRACE_TAG_PACKAGE_MANAGER, "verification", verificationId); 1636 1637 processPendingInstall(args, ret); 1638 mHandler.sendEmptyMessage(MCS_UNBIND); 1639 } 1640 break; 1641 } 1642 case PACKAGE_VERIFIED: { 1643 final int verificationId = msg.arg1; 1644 1645 final PackageVerificationState state = mPendingVerification.get(verificationId); 1646 if (state == null) { 1647 Slog.w(TAG, "Invalid verification token " + verificationId + " received"); 1648 break; 1649 } 1650 1651 final PackageVerificationResponse response = (PackageVerificationResponse) msg.obj; 1652 1653 state.setVerifierResponse(response.callerUid, response.code); 1654 1655 if (state.isVerificationComplete()) { 1656 mPendingVerification.remove(verificationId); 1657 1658 final InstallArgs args = state.getInstallArgs(); 1659 final Uri originUri = Uri.fromFile(args.origin.resolvedFile); 1660 1661 int ret; 1662 if (state.isInstallAllowed()) { 1663 ret = PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 1664 broadcastPackageVerified(verificationId, originUri, 1665 response.code, state.getInstallArgs().getUser()); 1666 try { 1667 ret = args.copyApk(mContainerService, true); 1668 } catch (RemoteException e) { 1669 Slog.e(TAG, "Could not contact the ContainerService"); 1670 } 1671 } else { 1672 ret = PackageManager.INSTALL_FAILED_VERIFICATION_FAILURE; 1673 } 1674 1675 Trace.asyncTraceEnd( 1676 TRACE_TAG_PACKAGE_MANAGER, "verification", verificationId); 1677 1678 processPendingInstall(args, ret); 1679 mHandler.sendEmptyMessage(MCS_UNBIND); 1680 } 1681 1682 break; 1683 } 1684 case START_INTENT_FILTER_VERIFICATIONS: { 1685 IFVerificationParams params = (IFVerificationParams) msg.obj; 1686 verifyIntentFiltersIfNeeded(params.userId, params.verifierUid, 1687 params.replacing, params.pkg); 1688 break; 1689 } 1690 case INTENT_FILTER_VERIFIED: { 1691 final int verificationId = msg.arg1; 1692 1693 final IntentFilterVerificationState state = mIntentFilterVerificationStates.get( 1694 verificationId); 1695 if (state == null) { 1696 Slog.w(TAG, "Invalid IntentFilter verification token " 1697 + verificationId + " received"); 1698 break; 1699 } 1700 1701 final int userId = state.getUserId(); 1702 1703 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 1704 "Processing IntentFilter verification with token:" 1705 + verificationId + " and userId:" + userId); 1706 1707 final IntentFilterVerificationResponse response = 1708 (IntentFilterVerificationResponse) msg.obj; 1709 1710 state.setVerifierResponse(response.callerUid, response.code); 1711 1712 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 1713 "IntentFilter verification with token:" + verificationId 1714 + " and userId:" + userId 1715 + " is settings verifier response with response code:" 1716 + response.code); 1717 1718 if (response.code == PackageManager.INTENT_FILTER_VERIFICATION_FAILURE) { 1719 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, "Domains failing verification: " 1720 + response.getFailedDomainsString()); 1721 } 1722 1723 if (state.isVerificationComplete()) { 1724 mIntentFilterVerifier.receiveVerificationResponse(verificationId); 1725 } else { 1726 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 1727 "IntentFilter verification with token:" + verificationId 1728 + " was not said to be complete"); 1729 } 1730 1731 break; 1732 } 1733 case EPHEMERAL_RESOLUTION_PHASE_TWO: { 1734 EphemeralResolver.doEphemeralResolutionPhaseTwo(mContext, 1735 mEphemeralResolverConnection, 1736 (EphemeralRequest) msg.obj, 1737 mEphemeralInstallerActivity, 1738 mHandler); 1739 } 1740 } 1741 } 1742 } 1743 1744 private void handlePackagePostInstall(PackageInstalledInfo res, boolean grantPermissions, 1745 boolean killApp, String[] grantedPermissions, 1746 boolean launchedForRestore, String installerPackage, 1747 IPackageInstallObserver2 installObserver) { 1748 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED) { 1749 // Send the removed broadcasts 1750 if (res.removedInfo != null) { 1751 res.removedInfo.sendPackageRemovedBroadcasts(killApp); 1752 } 1753 1754 // Now that we successfully installed the package, grant runtime 1755 // permissions if requested before broadcasting the install. Also 1756 // for legacy apps in permission review mode we clear the permission 1757 // review flag which is used to emulate runtime permissions for 1758 // legacy apps. 1759 if (grantPermissions) { 1760 grantRequestedRuntimePermissions(res.pkg, res.newUsers, grantedPermissions); 1761 } 1762 1763 final boolean update = res.removedInfo != null 1764 && res.removedInfo.removedPackage != null; 1765 1766 // If this is the first time we have child packages for a disabled privileged 1767 // app that had no children, we grant requested runtime permissions to the new 1768 // children if the parent on the system image had them already granted. 1769 if (res.pkg.parentPackage != null) { 1770 synchronized (mPackages) { 1771 grantRuntimePermissionsGrantedToDisabledPrivSysPackageParentLPw(res.pkg); 1772 } 1773 } 1774 1775 synchronized (mPackages) { 1776 mInstantAppRegistry.onPackageInstalledLPw(res.pkg, res.newUsers); 1777 } 1778 1779 final String packageName = res.pkg.applicationInfo.packageName; 1780 1781 // Determine the set of users who are adding this package for 1782 // the first time vs. those who are seeing an update. 1783 int[] firstUsers = EMPTY_INT_ARRAY; 1784 int[] updateUsers = EMPTY_INT_ARRAY; 1785 final boolean allNewUsers = res.origUsers == null || res.origUsers.length == 0; 1786 final PackageSetting ps = (PackageSetting) res.pkg.mExtras; 1787 for (int newUser : res.newUsers) { 1788 if (ps.getInstantApp(newUser)) { 1789 continue; 1790 } 1791 if (allNewUsers) { 1792 firstUsers = ArrayUtils.appendInt(firstUsers, newUser); 1793 continue; 1794 } 1795 boolean isNew = true; 1796 for (int origUser : res.origUsers) { 1797 if (origUser == newUser) { 1798 isNew = false; 1799 break; 1800 } 1801 } 1802 if (isNew) { 1803 firstUsers = ArrayUtils.appendInt(firstUsers, newUser); 1804 } else { 1805 updateUsers = ArrayUtils.appendInt(updateUsers, newUser); 1806 } 1807 } 1808 1809 // Send installed broadcasts if the package is not a static shared lib. 1810 if (res.pkg.staticSharedLibName == null) { 1811 mProcessLoggingHandler.invalidateProcessLoggingBaseApkHash(res.pkg.baseCodePath); 1812 1813 // Send added for users that see the package for the first time 1814 // sendPackageAddedForNewUsers also deals with system apps 1815 int appId = UserHandle.getAppId(res.uid); 1816 boolean isSystem = res.pkg.applicationInfo.isSystemApp(); 1817 sendPackageAddedForNewUsers(packageName, isSystem, appId, firstUsers); 1818 1819 // Send added for users that don't see the package for the first time 1820 Bundle extras = new Bundle(1); 1821 extras.putInt(Intent.EXTRA_UID, res.uid); 1822 if (update) { 1823 extras.putBoolean(Intent.EXTRA_REPLACING, true); 1824 } 1825 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, packageName, 1826 extras, 0 /*flags*/, null /*targetPackage*/, 1827 null /*finishedReceiver*/, updateUsers); 1828 1829 // Send replaced for users that don't see the package for the first time 1830 if (update) { 1831 sendPackageBroadcast(Intent.ACTION_PACKAGE_REPLACED, 1832 packageName, extras, 0 /*flags*/, 1833 null /*targetPackage*/, null /*finishedReceiver*/, 1834 updateUsers); 1835 sendPackageBroadcast(Intent.ACTION_MY_PACKAGE_REPLACED, 1836 null /*package*/, null /*extras*/, 0 /*flags*/, 1837 packageName /*targetPackage*/, 1838 null /*finishedReceiver*/, updateUsers); 1839 } else if (launchedForRestore && !isSystemApp(res.pkg)) { 1840 // First-install and we did a restore, so we're responsible for the 1841 // first-launch broadcast. 1842 if (DEBUG_BACKUP) { 1843 Slog.i(TAG, "Post-restore of " + packageName 1844 + " sending FIRST_LAUNCH in " + Arrays.toString(firstUsers)); 1845 } 1846 sendFirstLaunchBroadcast(packageName, installerPackage, firstUsers); 1847 } 1848 1849 // Send broadcast package appeared if forward locked/external for all users 1850 // treat asec-hosted packages like removable media on upgrade 1851 if (res.pkg.isForwardLocked() || isExternal(res.pkg)) { 1852 if (DEBUG_INSTALL) { 1853 Slog.i(TAG, "upgrading pkg " + res.pkg 1854 + " is ASEC-hosted -> AVAILABLE"); 1855 } 1856 final int[] uidArray = new int[]{res.pkg.applicationInfo.uid}; 1857 ArrayList<String> pkgList = new ArrayList<>(1); 1858 pkgList.add(packageName); 1859 sendResourcesChangedBroadcast(true, true, pkgList, uidArray, null); 1860 } 1861 } 1862 1863 // Work that needs to happen on first install within each user 1864 if (firstUsers != null && firstUsers.length > 0) { 1865 synchronized (mPackages) { 1866 for (int userId : firstUsers) { 1867 // If this app is a browser and it's newly-installed for some 1868 // users, clear any default-browser state in those users. The 1869 // app's nature doesn't depend on the user, so we can just check 1870 // its browser nature in any user and generalize. 1871 if (packageIsBrowser(packageName, userId)) { 1872 mSettings.setDefaultBrowserPackageNameLPw(null, userId); 1873 } 1874 1875 // We may also need to apply pending (restored) runtime 1876 // permission grants within these users. 1877 mSettings.applyPendingPermissionGrantsLPw(packageName, userId); 1878 } 1879 } 1880 } 1881 1882 // Log current value of "unknown sources" setting 1883 EventLog.writeEvent(EventLogTags.UNKNOWN_SOURCES_ENABLED, 1884 getUnknownSourcesSettings()); 1885 1886 // Force a gc to clear up things 1887 Runtime.getRuntime().gc(); 1888 1889 // Remove the replaced package's older resources safely now 1890 // We delete after a gc for applications on sdcard. 1891 if (res.removedInfo != null && res.removedInfo.args != null) { 1892 synchronized (mInstallLock) { 1893 res.removedInfo.args.doPostDeleteLI(true); 1894 } 1895 } 1896 1897 // Notify DexManager that the package was installed for new users. 1898 // The updated users should already be indexed and the package code paths 1899 // should not change. 1900 // Don't notify the manager for ephemeral apps as they are not expected to 1901 // survive long enough to benefit of background optimizations. 1902 for (int userId : firstUsers) { 1903 PackageInfo info = getPackageInfo(packageName, /*flags*/ 0, userId); 1904 mDexManager.notifyPackageInstalled(info, userId); 1905 } 1906 } 1907 1908 // If someone is watching installs - notify them 1909 if (installObserver != null) { 1910 try { 1911 Bundle extras = extrasForInstallResult(res); 1912 installObserver.onPackageInstalled(res.name, res.returnCode, 1913 res.returnMsg, extras); 1914 } catch (RemoteException e) { 1915 Slog.i(TAG, "Observer no longer exists."); 1916 } 1917 } 1918 } 1919 1920 private void grantRuntimePermissionsGrantedToDisabledPrivSysPackageParentLPw( 1921 PackageParser.Package pkg) { 1922 if (pkg.parentPackage == null) { 1923 return; 1924 } 1925 if (pkg.requestedPermissions == null) { 1926 return; 1927 } 1928 final PackageSetting disabledSysParentPs = mSettings 1929 .getDisabledSystemPkgLPr(pkg.parentPackage.packageName); 1930 if (disabledSysParentPs == null || disabledSysParentPs.pkg == null 1931 || !disabledSysParentPs.isPrivileged() 1932 || (disabledSysParentPs.childPackageNames != null 1933 && !disabledSysParentPs.childPackageNames.isEmpty())) { 1934 return; 1935 } 1936 final int[] allUserIds = sUserManager.getUserIds(); 1937 final int permCount = pkg.requestedPermissions.size(); 1938 for (int i = 0; i < permCount; i++) { 1939 String permission = pkg.requestedPermissions.get(i); 1940 BasePermission bp = mSettings.mPermissions.get(permission); 1941 if (bp == null || !(bp.isRuntime() || bp.isDevelopment())) { 1942 continue; 1943 } 1944 for (int userId : allUserIds) { 1945 if (disabledSysParentPs.getPermissionsState().hasRuntimePermission( 1946 permission, userId)) { 1947 grantRuntimePermission(pkg.packageName, permission, userId); 1948 } 1949 } 1950 } 1951 } 1952 1953 private StorageEventListener mStorageListener = new StorageEventListener() { 1954 @Override 1955 public void onVolumeStateChanged(VolumeInfo vol, int oldState, int newState) { 1956 if (vol.type == VolumeInfo.TYPE_PRIVATE) { 1957 if (vol.state == VolumeInfo.STATE_MOUNTED) { 1958 final String volumeUuid = vol.getFsUuid(); 1959 1960 // Clean up any users or apps that were removed or recreated 1961 // while this volume was missing 1962 sUserManager.reconcileUsers(volumeUuid); 1963 reconcileApps(volumeUuid); 1964 1965 // Clean up any install sessions that expired or were 1966 // cancelled while this volume was missing 1967 mInstallerService.onPrivateVolumeMounted(volumeUuid); 1968 1969 loadPrivatePackages(vol); 1970 1971 } else if (vol.state == VolumeInfo.STATE_EJECTING) { 1972 unloadPrivatePackages(vol); 1973 } 1974 } 1975 1976 if (vol.type == VolumeInfo.TYPE_PUBLIC && vol.isPrimary()) { 1977 if (vol.state == VolumeInfo.STATE_MOUNTED) { 1978 updateExternalMediaStatus(true, false); 1979 } else if (vol.state == VolumeInfo.STATE_EJECTING) { 1980 updateExternalMediaStatus(false, false); 1981 } 1982 } 1983 } 1984 1985 @Override 1986 public void onVolumeForgotten(String fsUuid) { 1987 if (TextUtils.isEmpty(fsUuid)) { 1988 Slog.e(TAG, "Forgetting internal storage is probably a mistake; ignoring"); 1989 return; 1990 } 1991 1992 // Remove any apps installed on the forgotten volume 1993 synchronized (mPackages) { 1994 final List<PackageSetting> packages = mSettings.getVolumePackagesLPr(fsUuid); 1995 for (PackageSetting ps : packages) { 1996 Slog.d(TAG, "Destroying " + ps.name + " because volume was forgotten"); 1997 deletePackageVersioned(new VersionedPackage(ps.name, 1998 PackageManager.VERSION_CODE_HIGHEST), 1999 new LegacyPackageDeleteObserver(null).getBinder(), 2000 UserHandle.USER_SYSTEM, PackageManager.DELETE_ALL_USERS); 2001 // Try very hard to release any references to this package 2002 // so we don't risk the system server being killed due to 2003 // open FDs 2004 AttributeCache.instance().removePackage(ps.name); 2005 } 2006 2007 mSettings.onVolumeForgotten(fsUuid); 2008 mSettings.writeLPr(); 2009 } 2010 } 2011 }; 2012 2013 private void grantRequestedRuntimePermissions(PackageParser.Package pkg, int[] userIds, 2014 String[] grantedPermissions) { 2015 for (int userId : userIds) { 2016 grantRequestedRuntimePermissionsForUser(pkg, userId, grantedPermissions); 2017 } 2018 } 2019 2020 private void grantRequestedRuntimePermissionsForUser(PackageParser.Package pkg, int userId, 2021 String[] grantedPermissions) { 2022 SettingBase sb = (SettingBase) pkg.mExtras; 2023 if (sb == null) { 2024 return; 2025 } 2026 2027 PermissionsState permissionsState = sb.getPermissionsState(); 2028 2029 final int immutableFlags = PackageManager.FLAG_PERMISSION_SYSTEM_FIXED 2030 | PackageManager.FLAG_PERMISSION_POLICY_FIXED; 2031 2032 final boolean supportsRuntimePermissions = pkg.applicationInfo.targetSdkVersion 2033 >= Build.VERSION_CODES.M; 2034 2035 for (String permission : pkg.requestedPermissions) { 2036 final BasePermission bp; 2037 synchronized (mPackages) { 2038 bp = mSettings.mPermissions.get(permission); 2039 } 2040 if (bp != null && (bp.isRuntime() || bp.isDevelopment()) 2041 && (grantedPermissions == null 2042 || ArrayUtils.contains(grantedPermissions, permission))) { 2043 final int flags = permissionsState.getPermissionFlags(permission, userId); 2044 if (supportsRuntimePermissions) { 2045 // Installer cannot change immutable permissions. 2046 if ((flags & immutableFlags) == 0) { 2047 grantRuntimePermission(pkg.packageName, permission, userId); 2048 } 2049 } else if (mPermissionReviewRequired) { 2050 // In permission review mode we clear the review flag when we 2051 // are asked to install the app with all permissions granted. 2052 if ((flags & PackageManager.FLAG_PERMISSION_REVIEW_REQUIRED) != 0) { 2053 updatePermissionFlags(permission, pkg.packageName, 2054 PackageManager.FLAG_PERMISSION_REVIEW_REQUIRED, 0, userId); 2055 } 2056 } 2057 } 2058 } 2059 } 2060 2061 Bundle extrasForInstallResult(PackageInstalledInfo res) { 2062 Bundle extras = null; 2063 switch (res.returnCode) { 2064 case PackageManager.INSTALL_FAILED_DUPLICATE_PERMISSION: { 2065 extras = new Bundle(); 2066 extras.putString(PackageManager.EXTRA_FAILURE_EXISTING_PERMISSION, 2067 res.origPermission); 2068 extras.putString(PackageManager.EXTRA_FAILURE_EXISTING_PACKAGE, 2069 res.origPackage); 2070 break; 2071 } 2072 case PackageManager.INSTALL_SUCCEEDED: { 2073 extras = new Bundle(); 2074 extras.putBoolean(Intent.EXTRA_REPLACING, 2075 res.removedInfo != null && res.removedInfo.removedPackage != null); 2076 break; 2077 } 2078 } 2079 return extras; 2080 } 2081 2082 void scheduleWriteSettingsLocked() { 2083 if (!mHandler.hasMessages(WRITE_SETTINGS)) { 2084 mHandler.sendEmptyMessageDelayed(WRITE_SETTINGS, WRITE_SETTINGS_DELAY); 2085 } 2086 } 2087 2088 void scheduleWritePackageListLocked(int userId) { 2089 if (!mHandler.hasMessages(WRITE_PACKAGE_LIST)) { 2090 Message msg = mHandler.obtainMessage(WRITE_PACKAGE_LIST); 2091 msg.arg1 = userId; 2092 mHandler.sendMessageDelayed(msg, WRITE_SETTINGS_DELAY); 2093 } 2094 } 2095 2096 void scheduleWritePackageRestrictionsLocked(UserHandle user) { 2097 final int userId = user == null ? UserHandle.USER_ALL : user.getIdentifier(); 2098 scheduleWritePackageRestrictionsLocked(userId); 2099 } 2100 2101 void scheduleWritePackageRestrictionsLocked(int userId) { 2102 final int[] userIds = (userId == UserHandle.USER_ALL) 2103 ? sUserManager.getUserIds() : new int[]{userId}; 2104 for (int nextUserId : userIds) { 2105 if (!sUserManager.exists(nextUserId)) return; 2106 mDirtyUsers.add(nextUserId); 2107 if (!mHandler.hasMessages(WRITE_PACKAGE_RESTRICTIONS)) { 2108 mHandler.sendEmptyMessageDelayed(WRITE_PACKAGE_RESTRICTIONS, WRITE_SETTINGS_DELAY); 2109 } 2110 } 2111 } 2112 2113 public static PackageManagerService main(Context context, Installer installer, 2114 boolean factoryTest, boolean onlyCore) { 2115 // Self-check for initial settings. 2116 PackageManagerServiceCompilerMapping.checkProperties(); 2117 2118 PackageManagerService m = new PackageManagerService(context, installer, 2119 factoryTest, onlyCore); 2120 m.enableSystemUserPackages(); 2121 ServiceManager.addService("package", m); 2122 return m; 2123 } 2124 2125 private void enableSystemUserPackages() { 2126 if (!UserManager.isSplitSystemUser()) { 2127 return; 2128 } 2129 // For system user, enable apps based on the following conditions: 2130 // - app is whitelisted or belong to one of these groups: 2131 // -- system app which has no launcher icons 2132 // -- system app which has INTERACT_ACROSS_USERS permission 2133 // -- system IME app 2134 // - app is not in the blacklist 2135 AppsQueryHelper queryHelper = new AppsQueryHelper(this); 2136 Set<String> enableApps = new ArraySet<>(); 2137 enableApps.addAll(queryHelper.queryApps(AppsQueryHelper.GET_NON_LAUNCHABLE_APPS 2138 | AppsQueryHelper.GET_APPS_WITH_INTERACT_ACROSS_USERS_PERM 2139 | AppsQueryHelper.GET_IMES, /* systemAppsOnly */ true, UserHandle.SYSTEM)); 2140 ArraySet<String> wlApps = SystemConfig.getInstance().getSystemUserWhitelistedApps(); 2141 enableApps.addAll(wlApps); 2142 enableApps.addAll(queryHelper.queryApps(AppsQueryHelper.GET_REQUIRED_FOR_SYSTEM_USER, 2143 /* systemAppsOnly */ false, UserHandle.SYSTEM)); 2144 ArraySet<String> blApps = SystemConfig.getInstance().getSystemUserBlacklistedApps(); 2145 enableApps.removeAll(blApps); 2146 Log.i(TAG, "Applications installed for system user: " + enableApps); 2147 List<String> allAps = queryHelper.queryApps(0, /* systemAppsOnly */ false, 2148 UserHandle.SYSTEM); 2149 final int allAppsSize = allAps.size(); 2150 synchronized (mPackages) { 2151 for (int i = 0; i < allAppsSize; i++) { 2152 String pName = allAps.get(i); 2153 PackageSetting pkgSetting = mSettings.mPackages.get(pName); 2154 // Should not happen, but we shouldn't be failing if it does 2155 if (pkgSetting == null) { 2156 continue; 2157 } 2158 boolean install = enableApps.contains(pName); 2159 if (pkgSetting.getInstalled(UserHandle.USER_SYSTEM) != install) { 2160 Log.i(TAG, (install ? "Installing " : "Uninstalling ") + pName 2161 + " for system user"); 2162 pkgSetting.setInstalled(install, UserHandle.USER_SYSTEM); 2163 } 2164 } 2165 scheduleWritePackageRestrictionsLocked(UserHandle.USER_SYSTEM); 2166 } 2167 } 2168 2169 private static void getDefaultDisplayMetrics(Context context, DisplayMetrics metrics) { 2170 DisplayManager displayManager = (DisplayManager) context.getSystemService( 2171 Context.DISPLAY_SERVICE); 2172 displayManager.getDisplay(Display.DEFAULT_DISPLAY).getMetrics(metrics); 2173 } 2174 2175 /** 2176 * Requests that files preopted on a secondary system partition be copied to the data partition 2177 * if possible. Note that the actual copying of the files is accomplished by init for security 2178 * reasons. This simply requests that the copy takes place and awaits confirmation of its 2179 * completion. See platform/system/extras/cppreopt/ for the implementation of the actual copy. 2180 */ 2181 private static void requestCopyPreoptedFiles() { 2182 final int WAIT_TIME_MS = 100; 2183 final String CP_PREOPT_PROPERTY = "sys.cppreopt"; 2184 if (SystemProperties.getInt("ro.cp_system_other_odex", 0) == 1) { 2185 SystemProperties.set(CP_PREOPT_PROPERTY, "requested"); 2186 // We will wait for up to 100 seconds. 2187 final long timeStart = SystemClock.uptimeMillis(); 2188 final long timeEnd = timeStart + 100 * 1000; 2189 long timeNow = timeStart; 2190 while (!SystemProperties.get(CP_PREOPT_PROPERTY).equals("finished")) { 2191 try { 2192 Thread.sleep(WAIT_TIME_MS); 2193 } catch (InterruptedException e) { 2194 // Do nothing 2195 } 2196 timeNow = SystemClock.uptimeMillis(); 2197 if (timeNow > timeEnd) { 2198 SystemProperties.set(CP_PREOPT_PROPERTY, "timed-out"); 2199 Slog.wtf(TAG, "cppreopt did not finish!"); 2200 break; 2201 } 2202 } 2203 2204 Slog.i(TAG, "cppreopts took " + (timeNow - timeStart) + " ms"); 2205 } 2206 } 2207 2208 public PackageManagerService(Context context, Installer installer, 2209 boolean factoryTest, boolean onlyCore) { 2210 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "create package manager"); 2211 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_START, 2212 SystemClock.uptimeMillis()); 2213 2214 if (mSdkVersion <= 0) { 2215 Slog.w(TAG, "**** ro.build.version.sdk not set!"); 2216 } 2217 2218 mContext = context; 2219 2220 mPermissionReviewRequired = context.getResources().getBoolean( 2221 R.bool.config_permissionReviewRequired); 2222 2223 mFactoryTest = factoryTest; 2224 mOnlyCore = onlyCore; 2225 mMetrics = new DisplayMetrics(); 2226 mSettings = new Settings(mPackages); 2227 mSettings.addSharedUserLPw("android.uid.system", Process.SYSTEM_UID, 2228 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 2229 mSettings.addSharedUserLPw("android.uid.phone", RADIO_UID, 2230 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 2231 mSettings.addSharedUserLPw("android.uid.log", LOG_UID, 2232 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 2233 mSettings.addSharedUserLPw("android.uid.nfc", NFC_UID, 2234 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 2235 mSettings.addSharedUserLPw("android.uid.bluetooth", BLUETOOTH_UID, 2236 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 2237 mSettings.addSharedUserLPw("android.uid.shell", SHELL_UID, 2238 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 2239 2240 String separateProcesses = SystemProperties.get("debug.separate_processes"); 2241 if (separateProcesses != null && separateProcesses.length() > 0) { 2242 if ("*".equals(separateProcesses)) { 2243 mDefParseFlags = PackageParser.PARSE_IGNORE_PROCESSES; 2244 mSeparateProcesses = null; 2245 Slog.w(TAG, "Running with debug.separate_processes: * (ALL)"); 2246 } else { 2247 mDefParseFlags = 0; 2248 mSeparateProcesses = separateProcesses.split(","); 2249 Slog.w(TAG, "Running with debug.separate_processes: " 2250 + separateProcesses); 2251 } 2252 } else { 2253 mDefParseFlags = 0; 2254 mSeparateProcesses = null; 2255 } 2256 2257 mInstaller = installer; 2258 mPackageDexOptimizer = new PackageDexOptimizer(installer, mInstallLock, context, 2259 "*dexopt*"); 2260 mDexManager = new DexManager(this, mPackageDexOptimizer, installer, mInstallLock); 2261 mMoveCallbacks = new MoveCallbacks(FgThread.get().getLooper()); 2262 2263 mOnPermissionChangeListeners = new OnPermissionChangeListeners( 2264 FgThread.get().getLooper()); 2265 2266 getDefaultDisplayMetrics(context, mMetrics); 2267 2268 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "get system config"); 2269 SystemConfig systemConfig = SystemConfig.getInstance(); 2270 mGlobalGids = systemConfig.getGlobalGids(); 2271 mSystemPermissions = systemConfig.getSystemPermissions(); 2272 mAvailableFeatures = systemConfig.getAvailableFeatures(); 2273 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 2274 2275 mProtectedPackages = new ProtectedPackages(mContext); 2276 2277 synchronized (mInstallLock) { 2278 // writer 2279 synchronized (mPackages) { 2280 mHandlerThread = new ServiceThread(TAG, 2281 Process.THREAD_PRIORITY_BACKGROUND, true /*allowIo*/); 2282 mHandlerThread.start(); 2283 mHandler = new PackageHandler(mHandlerThread.getLooper()); 2284 mProcessLoggingHandler = new ProcessLoggingHandler(); 2285 Watchdog.getInstance().addThread(mHandler, WATCHDOG_TIMEOUT); 2286 2287 mDefaultPermissionPolicy = new DefaultPermissionGrantPolicy(this); 2288 mInstantAppRegistry = new InstantAppRegistry(this); 2289 2290 File dataDir = Environment.getDataDirectory(); 2291 mAppInstallDir = new File(dataDir, "app"); 2292 mAppLib32InstallDir = new File(dataDir, "app-lib"); 2293 mAsecInternalPath = new File(dataDir, "app-asec").getPath(); 2294 mDrmAppPrivateInstallDir = new File(dataDir, "app-private"); 2295 sUserManager = new UserManagerService(context, this, 2296 new UserDataPreparer(mInstaller, mInstallLock, mContext, mOnlyCore), mPackages); 2297 2298 // Propagate permission configuration in to package manager. 2299 ArrayMap<String, SystemConfig.PermissionEntry> permConfig 2300 = systemConfig.getPermissions(); 2301 for (int i=0; i<permConfig.size(); i++) { 2302 SystemConfig.PermissionEntry perm = permConfig.valueAt(i); 2303 BasePermission bp = mSettings.mPermissions.get(perm.name); 2304 if (bp == null) { 2305 bp = new BasePermission(perm.name, "android", BasePermission.TYPE_BUILTIN); 2306 mSettings.mPermissions.put(perm.name, bp); 2307 } 2308 if (perm.gids != null) { 2309 bp.setGids(perm.gids, perm.perUser); 2310 } 2311 } 2312 2313 ArrayMap<String, String> libConfig = systemConfig.getSharedLibraries(); 2314 final int builtInLibCount = libConfig.size(); 2315 for (int i = 0; i < builtInLibCount; i++) { 2316 String name = libConfig.keyAt(i); 2317 String path = libConfig.valueAt(i); 2318 addSharedLibraryLPw(path, null, name, SharedLibraryInfo.VERSION_UNDEFINED, 2319 SharedLibraryInfo.TYPE_BUILTIN, PLATFORM_PACKAGE_NAME, 0); 2320 } 2321 2322 mFoundPolicyFile = SELinuxMMAC.readInstallPolicy(); 2323 2324 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "read user settings"); 2325 mFirstBoot = !mSettings.readLPw(sUserManager.getUsers(false)); 2326 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 2327 2328 // Clean up orphaned packages for which the code path doesn't exist 2329 // and they are an update to a system app - caused by bug/32321269 2330 final int packageSettingCount = mSettings.mPackages.size(); 2331 for (int i = packageSettingCount - 1; i >= 0; i--) { 2332 PackageSetting ps = mSettings.mPackages.valueAt(i); 2333 if (!isExternal(ps) && (ps.codePath == null || !ps.codePath.exists()) 2334 && mSettings.getDisabledSystemPkgLPr(ps.name) != null) { 2335 mSettings.mPackages.removeAt(i); 2336 mSettings.enableSystemPackageLPw(ps.name); 2337 } 2338 } 2339 2340 if (mFirstBoot) { 2341 requestCopyPreoptedFiles(); 2342 } 2343 2344 String customResolverActivity = Resources.getSystem().getString( 2345 R.string.config_customResolverActivity); 2346 if (TextUtils.isEmpty(customResolverActivity)) { 2347 customResolverActivity = null; 2348 } else { 2349 mCustomResolverComponentName = ComponentName.unflattenFromString( 2350 customResolverActivity); 2351 } 2352 2353 long startTime = SystemClock.uptimeMillis(); 2354 2355 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_SYSTEM_SCAN_START, 2356 startTime); 2357 2358 final String bootClassPath = System.getenv("BOOTCLASSPATH"); 2359 final String systemServerClassPath = System.getenv("SYSTEMSERVERCLASSPATH"); 2360 2361 if (bootClassPath == null) { 2362 Slog.w(TAG, "No BOOTCLASSPATH found!"); 2363 } 2364 2365 if (systemServerClassPath == null) { 2366 Slog.w(TAG, "No SYSTEMSERVERCLASSPATH found!"); 2367 } 2368 2369 final List<String> allInstructionSets = InstructionSets.getAllInstructionSets(); 2370 final String[] dexCodeInstructionSets = 2371 getDexCodeInstructionSets( 2372 allInstructionSets.toArray(new String[allInstructionSets.size()])); 2373 2374 /** 2375 * Ensure all external libraries have had dexopt run on them. 2376 */ 2377 if (mSharedLibraries.size() > 0) { 2378 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "dexopt"); 2379 // NOTE: For now, we're compiling these system "shared libraries" 2380 // (and framework jars) into all available architectures. It's possible 2381 // to compile them only when we come across an app that uses them (there's 2382 // already logic for that in scanPackageLI) but that adds some complexity. 2383 for (String dexCodeInstructionSet : dexCodeInstructionSets) { 2384 final int libCount = mSharedLibraries.size(); 2385 for (int i = 0; i < libCount; i++) { 2386 SparseArray<SharedLibraryEntry> versionedLib = mSharedLibraries.valueAt(i); 2387 final int versionCount = versionedLib.size(); 2388 for (int j = 0; j < versionCount; j++) { 2389 SharedLibraryEntry libEntry = versionedLib.valueAt(j); 2390 final String libPath = libEntry.path != null 2391 ? libEntry.path : libEntry.apk; 2392 if (libPath == null) { 2393 continue; 2394 } 2395 try { 2396 // Shared libraries do not have profiles so we perform a full 2397 // AOT compilation (if needed). 2398 int dexoptNeeded = DexFile.getDexOptNeeded( 2399 libPath, dexCodeInstructionSet, 2400 getCompilerFilterForReason(REASON_SHARED_APK), 2401 false /* newProfile */); 2402 if (dexoptNeeded != DexFile.NO_DEXOPT_NEEDED) { 2403 mInstaller.dexopt(libPath, Process.SYSTEM_UID, "*", 2404 dexCodeInstructionSet, dexoptNeeded, null, 2405 DEXOPT_PUBLIC, 2406 getCompilerFilterForReason(REASON_SHARED_APK), 2407 StorageManager.UUID_PRIVATE_INTERNAL, 2408 PackageDexOptimizer.SKIP_SHARED_LIBRARY_CHECK); 2409 } 2410 } catch (FileNotFoundException e) { 2411 Slog.w(TAG, "Library not found: " + libPath); 2412 } catch (IOException | InstallerException e) { 2413 Slog.w(TAG, "Cannot dexopt " + libPath + "; is it an APK or JAR? " 2414 + e.getMessage()); 2415 } 2416 } 2417 } 2418 } 2419 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 2420 } 2421 2422 File frameworkDir = new File(Environment.getRootDirectory(), "framework"); 2423 2424 final VersionInfo ver = mSettings.getInternalVersion(); 2425 mIsUpgrade = !Build.FINGERPRINT.equals(ver.fingerprint); 2426 2427 // when upgrading from pre-M, promote system app permissions from install to runtime 2428 mPromoteSystemApps = 2429 mIsUpgrade && ver.sdkVersion <= Build.VERSION_CODES.LOLLIPOP_MR1; 2430 2431 // When upgrading from pre-N, we need to handle package extraction like first boot, 2432 // as there is no profiling data available. 2433 mIsPreNUpgrade = mIsUpgrade && ver.sdkVersion < Build.VERSION_CODES.N; 2434 2435 mIsPreNMR1Upgrade = mIsUpgrade && ver.sdkVersion < Build.VERSION_CODES.N_MR1; 2436 2437 // save off the names of pre-existing system packages prior to scanning; we don't 2438 // want to automatically grant runtime permissions for new system apps 2439 if (mPromoteSystemApps) { 2440 Iterator<PackageSetting> pkgSettingIter = mSettings.mPackages.values().iterator(); 2441 while (pkgSettingIter.hasNext()) { 2442 PackageSetting ps = pkgSettingIter.next(); 2443 if (isSystemApp(ps)) { 2444 mExistingSystemPackages.add(ps.name); 2445 } 2446 } 2447 } 2448 2449 mCacheDir = preparePackageParserCache(mIsUpgrade); 2450 2451 // Set flag to monitor and not change apk file paths when 2452 // scanning install directories. 2453 int scanFlags = SCAN_BOOTING | SCAN_INITIAL; 2454 2455 if (mIsUpgrade || mFirstBoot) { 2456 scanFlags = scanFlags | SCAN_FIRST_BOOT_OR_UPGRADE; 2457 } 2458 2459 // Collect vendor overlay packages. (Do this before scanning any apps.) 2460 // For security and version matching reason, only consider 2461 // overlay packages if they reside in the right directory. 2462 String overlayThemeDir = SystemProperties.get(VENDOR_OVERLAY_THEME_PERSIST_PROPERTY); 2463 if (overlayThemeDir.isEmpty()) { 2464 overlayThemeDir = SystemProperties.get(VENDOR_OVERLAY_THEME_PROPERTY); 2465 } 2466 if (!overlayThemeDir.isEmpty()) { 2467 scanDirTracedLI(new File(VENDOR_OVERLAY_DIR, overlayThemeDir), mDefParseFlags 2468 | PackageParser.PARSE_IS_SYSTEM 2469 | PackageParser.PARSE_IS_SYSTEM_DIR 2470 | PackageParser.PARSE_TRUSTED_OVERLAY, scanFlags | SCAN_TRUSTED_OVERLAY, 0); 2471 } 2472 scanDirTracedLI(new File(VENDOR_OVERLAY_DIR), mDefParseFlags 2473 | PackageParser.PARSE_IS_SYSTEM 2474 | PackageParser.PARSE_IS_SYSTEM_DIR 2475 | PackageParser.PARSE_TRUSTED_OVERLAY, scanFlags | SCAN_TRUSTED_OVERLAY, 0); 2476 2477 // Find base frameworks (resource packages without code). 2478 scanDirTracedLI(frameworkDir, mDefParseFlags 2479 | PackageParser.PARSE_IS_SYSTEM 2480 | PackageParser.PARSE_IS_SYSTEM_DIR 2481 | PackageParser.PARSE_IS_PRIVILEGED, 2482 scanFlags | SCAN_NO_DEX, 0); 2483 2484 // Collected privileged system packages. 2485 final File privilegedAppDir = new File(Environment.getRootDirectory(), "priv-app"); 2486 scanDirTracedLI(privilegedAppDir, mDefParseFlags 2487 | PackageParser.PARSE_IS_SYSTEM 2488 | PackageParser.PARSE_IS_SYSTEM_DIR 2489 | PackageParser.PARSE_IS_PRIVILEGED, scanFlags, 0); 2490 2491 // Collect ordinary system packages. 2492 final File systemAppDir = new File(Environment.getRootDirectory(), "app"); 2493 scanDirTracedLI(systemAppDir, mDefParseFlags 2494 | PackageParser.PARSE_IS_SYSTEM 2495 | PackageParser.PARSE_IS_SYSTEM_DIR, scanFlags, 0); 2496 2497 // Collect all vendor packages. 2498 File vendorAppDir = new File("/vendor/app"); 2499 try { 2500 vendorAppDir = vendorAppDir.getCanonicalFile(); 2501 } catch (IOException e) { 2502 // failed to look up canonical path, continue with original one 2503 } 2504 scanDirTracedLI(vendorAppDir, mDefParseFlags 2505 | PackageParser.PARSE_IS_SYSTEM 2506 | PackageParser.PARSE_IS_SYSTEM_DIR, scanFlags, 0); 2507 2508 // Collect all OEM packages. 2509 final File oemAppDir = new File(Environment.getOemDirectory(), "app"); 2510 scanDirTracedLI(oemAppDir, mDefParseFlags 2511 | PackageParser.PARSE_IS_SYSTEM 2512 | PackageParser.PARSE_IS_SYSTEM_DIR, scanFlags, 0); 2513 2514 // Prune any system packages that no longer exist. 2515 final List<String> possiblyDeletedUpdatedSystemApps = new ArrayList<String>(); 2516 if (!mOnlyCore) { 2517 Iterator<PackageSetting> psit = mSettings.mPackages.values().iterator(); 2518 while (psit.hasNext()) { 2519 PackageSetting ps = psit.next(); 2520 2521 /* 2522 * If this is not a system app, it can't be a 2523 * disable system app. 2524 */ 2525 if ((ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) == 0) { 2526 continue; 2527 } 2528 2529 /* 2530 * If the package is scanned, it's not erased. 2531 */ 2532 final PackageParser.Package scannedPkg = mPackages.get(ps.name); 2533 if (scannedPkg != null) { 2534 /* 2535 * If the system app is both scanned and in the 2536 * disabled packages list, then it must have been 2537 * added via OTA. Remove it from the currently 2538 * scanned package so the previously user-installed 2539 * application can be scanned. 2540 */ 2541 if (mSettings.isDisabledSystemPackageLPr(ps.name)) { 2542 logCriticalInfo(Log.WARN, "Expecting better updated system app for " 2543 + ps.name + "; removing system app. Last known codePath=" 2544 + ps.codePathString + ", installStatus=" + ps.installStatus 2545 + ", versionCode=" + ps.versionCode + "; scanned versionCode=" 2546 + scannedPkg.mVersionCode); 2547 removePackageLI(scannedPkg, true); 2548 mExpectingBetter.put(ps.name, ps.codePath); 2549 } 2550 2551 continue; 2552 } 2553 2554 if (!mSettings.isDisabledSystemPackageLPr(ps.name)) { 2555 psit.remove(); 2556 logCriticalInfo(Log.WARN, "System package " + ps.name 2557 + " no longer exists; it's data will be wiped"); 2558 // Actual deletion of code and data will be handled by later 2559 // reconciliation step 2560 } else { 2561 final PackageSetting disabledPs = mSettings.getDisabledSystemPkgLPr(ps.name); 2562 if (disabledPs.codePath == null || !disabledPs.codePath.exists()) { 2563 possiblyDeletedUpdatedSystemApps.add(ps.name); 2564 } 2565 } 2566 } 2567 } 2568 2569 //look for any incomplete package installations 2570 ArrayList<PackageSetting> deletePkgsList = mSettings.getListOfIncompleteInstallPackagesLPr(); 2571 for (int i = 0; i < deletePkgsList.size(); i++) { 2572 // Actual deletion of code and data will be handled by later 2573 // reconciliation step 2574 final String packageName = deletePkgsList.get(i).name; 2575 logCriticalInfo(Log.WARN, "Cleaning up incompletely installed app: " + packageName); 2576 synchronized (mPackages) { 2577 mSettings.removePackageLPw(packageName); 2578 } 2579 } 2580 2581 //delete tmp files 2582 deleteTempPackageFiles(); 2583 2584 // Remove any shared userIDs that have no associated packages 2585 mSettings.pruneSharedUsersLPw(); 2586 2587 if (!mOnlyCore) { 2588 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_DATA_SCAN_START, 2589 SystemClock.uptimeMillis()); 2590 scanDirTracedLI(mAppInstallDir, 0, scanFlags | SCAN_REQUIRE_KNOWN, 0); 2591 2592 scanDirTracedLI(mDrmAppPrivateInstallDir, mDefParseFlags 2593 | PackageParser.PARSE_FORWARD_LOCK, 2594 scanFlags | SCAN_REQUIRE_KNOWN, 0); 2595 2596 /** 2597 * Remove disable package settings for any updated system 2598 * apps that were removed via an OTA. If they're not a 2599 * previously-updated app, remove them completely. 2600 * Otherwise, just revoke their system-level permissions. 2601 */ 2602 for (String deletedAppName : possiblyDeletedUpdatedSystemApps) { 2603 PackageParser.Package deletedPkg = mPackages.get(deletedAppName); 2604 mSettings.removeDisabledSystemPackageLPw(deletedAppName); 2605 2606 String msg; 2607 if (deletedPkg == null) { 2608 msg = "Updated system package " + deletedAppName 2609 + " no longer exists; it's data will be wiped"; 2610 // Actual deletion of code and data will be handled by later 2611 // reconciliation step 2612 } else { 2613 msg = "Updated system app + " + deletedAppName 2614 + " no longer present; removing system privileges for " 2615 + deletedAppName; 2616 2617 deletedPkg.applicationInfo.flags &= ~ApplicationInfo.FLAG_SYSTEM; 2618 2619 PackageSetting deletedPs = mSettings.mPackages.get(deletedAppName); 2620 deletedPs.pkgFlags &= ~ApplicationInfo.FLAG_SYSTEM; 2621 } 2622 logCriticalInfo(Log.WARN, msg); 2623 } 2624 2625 /** 2626 * Make sure all system apps that we expected to appear on 2627 * the userdata partition actually showed up. If they never 2628 * appeared, crawl back and revive the system version. 2629 */ 2630 for (int i = 0; i < mExpectingBetter.size(); i++) { 2631 final String packageName = mExpectingBetter.keyAt(i); 2632 if (!mPackages.containsKey(packageName)) { 2633 final File scanFile = mExpectingBetter.valueAt(i); 2634 2635 logCriticalInfo(Log.WARN, "Expected better " + packageName 2636 + " but never showed up; reverting to system"); 2637 2638 int reparseFlags = mDefParseFlags; 2639 if (FileUtils.contains(privilegedAppDir, scanFile)) { 2640 reparseFlags = PackageParser.PARSE_IS_SYSTEM 2641 | PackageParser.PARSE_IS_SYSTEM_DIR 2642 | PackageParser.PARSE_IS_PRIVILEGED; 2643 } else if (FileUtils.contains(systemAppDir, scanFile)) { 2644 reparseFlags = PackageParser.PARSE_IS_SYSTEM 2645 | PackageParser.PARSE_IS_SYSTEM_DIR; 2646 } else if (FileUtils.contains(vendorAppDir, scanFile)) { 2647 reparseFlags = PackageParser.PARSE_IS_SYSTEM 2648 | PackageParser.PARSE_IS_SYSTEM_DIR; 2649 } else if (FileUtils.contains(oemAppDir, scanFile)) { 2650 reparseFlags = PackageParser.PARSE_IS_SYSTEM 2651 | PackageParser.PARSE_IS_SYSTEM_DIR; 2652 } else { 2653 Slog.e(TAG, "Ignoring unexpected fallback path " + scanFile); 2654 continue; 2655 } 2656 2657 mSettings.enableSystemPackageLPw(packageName); 2658 2659 try { 2660 scanPackageTracedLI(scanFile, reparseFlags, scanFlags, 0, null); 2661 } catch (PackageManagerException e) { 2662 Slog.e(TAG, "Failed to parse original system package: " 2663 + e.getMessage()); 2664 } 2665 } 2666 } 2667 } 2668 mExpectingBetter.clear(); 2669 2670 // Resolve the storage manager. 2671 mStorageManagerPackage = getStorageManagerPackageName(); 2672 2673 // Resolve protected action filters. Only the setup wizard is allowed to 2674 // have a high priority filter for these actions. 2675 mSetupWizardPackage = getSetupWizardPackageName(); 2676 if (mProtectedFilters.size() > 0) { 2677 if (DEBUG_FILTERS && mSetupWizardPackage == null) { 2678 Slog.i(TAG, "No setup wizard;" 2679 + " All protected intents capped to priority 0"); 2680 } 2681 for (ActivityIntentInfo filter : mProtectedFilters) { 2682 if (filter.activity.info.packageName.equals(mSetupWizardPackage)) { 2683 if (DEBUG_FILTERS) { 2684 Slog.i(TAG, "Found setup wizard;" 2685 + " allow priority " + filter.getPriority() + ";" 2686 + " package: " + filter.activity.info.packageName 2687 + " activity: " + filter.activity.className 2688 + " priority: " + filter.getPriority()); 2689 } 2690 // skip setup wizard; allow it to keep the high priority filter 2691 continue; 2692 } 2693 Slog.w(TAG, "Protected action; cap priority to 0;" 2694 + " package: " + filter.activity.info.packageName 2695 + " activity: " + filter.activity.className 2696 + " origPrio: " + filter.getPriority()); 2697 filter.setPriority(0); 2698 } 2699 } 2700 mDeferProtectedFilters = false; 2701 mProtectedFilters.clear(); 2702 2703 // Now that we know all of the shared libraries, update all clients to have 2704 // the correct library paths. 2705 updateAllSharedLibrariesLPw(null); 2706 2707 for (SharedUserSetting setting : mSettings.getAllSharedUsersLPw()) { 2708 // NOTE: We ignore potential failures here during a system scan (like 2709 // the rest of the commands above) because there's precious little we 2710 // can do about it. A settings error is reported, though. 2711 adjustCpuAbisForSharedUserLPw(setting.packages, null /*scannedPackage*/); 2712 } 2713 2714 // Now that we know all the packages we are keeping, 2715 // read and update their last usage times. 2716 mPackageUsage.read(mPackages); 2717 mCompilerStats.read(); 2718 2719 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_SCAN_END, 2720 SystemClock.uptimeMillis()); 2721 Slog.i(TAG, "Time to scan packages: " 2722 + ((SystemClock.uptimeMillis()-startTime)/1000f) 2723 + " seconds"); 2724 2725 // If the platform SDK has changed since the last time we booted, 2726 // we need to re-grant app permission to catch any new ones that 2727 // appear. This is really a hack, and means that apps can in some 2728 // cases get permissions that the user didn't initially explicitly 2729 // allow... it would be nice to have some better way to handle 2730 // this situation. 2731 int updateFlags = UPDATE_PERMISSIONS_ALL; 2732 if (ver.sdkVersion != mSdkVersion) { 2733 Slog.i(TAG, "Platform changed from " + ver.sdkVersion + " to " 2734 + mSdkVersion + "; regranting permissions for internal storage"); 2735 updateFlags |= UPDATE_PERMISSIONS_REPLACE_PKG | UPDATE_PERMISSIONS_REPLACE_ALL; 2736 } 2737 updatePermissionsLPw(null, null, StorageManager.UUID_PRIVATE_INTERNAL, updateFlags); 2738 ver.sdkVersion = mSdkVersion; 2739 2740 // If this is the first boot or an update from pre-M, and it is a normal 2741 // boot, then we need to initialize the default preferred apps across 2742 // all defined users. 2743 if (!onlyCore && (mPromoteSystemApps || mFirstBoot)) { 2744 for (UserInfo user : sUserManager.getUsers(true)) { 2745 mSettings.applyDefaultPreferredAppsLPw(this, user.id); 2746 applyFactoryDefaultBrowserLPw(user.id); 2747 primeDomainVerificationsLPw(user.id); 2748 } 2749 } 2750 2751 // Prepare storage for system user really early during boot, 2752 // since core system apps like SettingsProvider and SystemUI 2753 // can't wait for user to start 2754 final int storageFlags; 2755 if (StorageManager.isFileEncryptedNativeOrEmulated()) { 2756 storageFlags = StorageManager.FLAG_STORAGE_DE; 2757 } else { 2758 storageFlags = StorageManager.FLAG_STORAGE_DE | StorageManager.FLAG_STORAGE_CE; 2759 } 2760 reconcileAppsDataLI(StorageManager.UUID_PRIVATE_INTERNAL, UserHandle.USER_SYSTEM, 2761 storageFlags, true /* migrateAppData */); 2762 2763 // If this is first boot after an OTA, and a normal boot, then 2764 // we need to clear code cache directories. 2765 // Note that we do *not* clear the application profiles. These remain valid 2766 // across OTAs and are used to drive profile verification (post OTA) and 2767 // profile compilation (without waiting to collect a fresh set of profiles). 2768 if (mIsUpgrade && !onlyCore) { 2769 Slog.i(TAG, "Build fingerprint changed; clearing code caches"); 2770 for (int i = 0; i < mSettings.mPackages.size(); i++) { 2771 final PackageSetting ps = mSettings.mPackages.valueAt(i); 2772 if (Objects.equals(StorageManager.UUID_PRIVATE_INTERNAL, ps.volumeUuid)) { 2773 // No apps are running this early, so no need to freeze 2774 clearAppDataLIF(ps.pkg, UserHandle.USER_ALL, 2775 StorageManager.FLAG_STORAGE_DE | StorageManager.FLAG_STORAGE_CE 2776 | Installer.FLAG_CLEAR_CODE_CACHE_ONLY); 2777 } 2778 } 2779 ver.fingerprint = Build.FINGERPRINT; 2780 } 2781 2782 checkDefaultBrowser(); 2783 2784 // clear only after permissions and other defaults have been updated 2785 mExistingSystemPackages.clear(); 2786 mPromoteSystemApps = false; 2787 2788 // All the changes are done during package scanning. 2789 ver.databaseVersion = Settings.CURRENT_DATABASE_VERSION; 2790 2791 // can downgrade to reader 2792 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "write settings"); 2793 mSettings.writeLPr(); 2794 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 2795 2796 // Perform dexopt on all apps that mark themselves as coreApps. We do this pretty 2797 // early on (before the package manager declares itself as early) because other 2798 // components in the system server might ask for package contexts for these apps. 2799 // 2800 // Note that "onlyCore" in this context means the system is encrypted or encrypting 2801 // (i.e, that the data partition is unavailable). 2802 if ((isFirstBoot() || isUpgrade() || VMRuntime.didPruneDalvikCache()) && !onlyCore) { 2803 long start = System.nanoTime(); 2804 List<PackageParser.Package> coreApps = new ArrayList<>(); 2805 for (PackageParser.Package pkg : mPackages.values()) { 2806 if (pkg.coreApp) { 2807 coreApps.add(pkg); 2808 } 2809 } 2810 2811 int[] stats = performDexOptUpgrade(coreApps, false, 2812 getCompilerFilterForReason(REASON_CORE_APP)); 2813 2814 final int elapsedTimeSeconds = 2815 (int) TimeUnit.NANOSECONDS.toSeconds(System.nanoTime() - start); 2816 MetricsLogger.histogram(mContext, "opt_coreapps_time_s", elapsedTimeSeconds); 2817 2818 if (DEBUG_DEXOPT) { 2819 Slog.i(TAG, "Dex-opt core apps took : " + elapsedTimeSeconds + " seconds (" + 2820 stats[0] + ", " + stats[1] + ", " + stats[2] + ")"); 2821 } 2822 2823 2824 // TODO: Should we log these stats to tron too ? 2825 // MetricsLogger.histogram(mContext, "opt_coreapps_num_dexopted", stats[0]); 2826 // MetricsLogger.histogram(mContext, "opt_coreapps_num_skipped", stats[1]); 2827 // MetricsLogger.histogram(mContext, "opt_coreapps_num_failed", stats[2]); 2828 // MetricsLogger.histogram(mContext, "opt_coreapps_num_total", coreApps.size()); 2829 } 2830 2831 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_READY, 2832 SystemClock.uptimeMillis()); 2833 2834 if (!mOnlyCore) { 2835 mRequiredVerifierPackage = getRequiredButNotReallyRequiredVerifierLPr(); 2836 mRequiredInstallerPackage = getRequiredInstallerLPr(); 2837 mRequiredUninstallerPackage = getRequiredUninstallerLPr(); 2838 mIntentFilterVerifierComponent = getIntentFilterVerifierComponentNameLPr(); 2839 mIntentFilterVerifier = new IntentVerifierProxy(mContext, 2840 mIntentFilterVerifierComponent); 2841 mServicesSystemSharedLibraryPackageName = getRequiredSharedLibraryLPr( 2842 PackageManager.SYSTEM_SHARED_LIBRARY_SERVICES, 2843 SharedLibraryInfo.VERSION_UNDEFINED); 2844 mSharedSystemSharedLibraryPackageName = getRequiredSharedLibraryLPr( 2845 PackageManager.SYSTEM_SHARED_LIBRARY_SHARED, 2846 SharedLibraryInfo.VERSION_UNDEFINED); 2847 } else { 2848 mRequiredVerifierPackage = null; 2849 mRequiredInstallerPackage = null; 2850 mRequiredUninstallerPackage = null; 2851 mIntentFilterVerifierComponent = null; 2852 mIntentFilterVerifier = null; 2853 mServicesSystemSharedLibraryPackageName = null; 2854 mSharedSystemSharedLibraryPackageName = null; 2855 } 2856 2857 mInstallerService = new PackageInstallerService(context, this); 2858 2859 final ComponentName ephemeralResolverComponent = getEphemeralResolverLPr(); 2860 if (ephemeralResolverComponent != null) { 2861 if (DEBUG_EPHEMERAL) { 2862 Slog.i(TAG, "Ephemeral resolver: " + ephemeralResolverComponent); 2863 } 2864 mEphemeralResolverConnection = 2865 new EphemeralResolverConnection(mContext, ephemeralResolverComponent); 2866 } else { 2867 mEphemeralResolverConnection = null; 2868 } 2869 mEphemeralInstallerComponent = getEphemeralInstallerLPr(); 2870 if (mEphemeralInstallerComponent != null) { 2871 if (DEBUG_EPHEMERAL) { 2872 Slog.i(TAG, "Ephemeral installer: " + mEphemeralInstallerComponent); 2873 } 2874 setUpEphemeralInstallerActivityLP(mEphemeralInstallerComponent); 2875 } 2876 2877 // Read and update the usage of dex files. 2878 // Do this at the end of PM init so that all the packages have their 2879 // data directory reconciled. 2880 // At this point we know the code paths of the packages, so we can validate 2881 // the disk file and build the internal cache. 2882 // The usage file is expected to be small so loading and verifying it 2883 // should take a fairly small time compare to the other activities (e.g. package 2884 // scanning). 2885 final Map<Integer, List<PackageInfo>> userPackages = new HashMap<>(); 2886 final int[] currentUserIds = UserManagerService.getInstance().getUserIds(); 2887 for (int userId : currentUserIds) { 2888 userPackages.put(userId, getInstalledPackages(/*flags*/ 0, userId).getList()); 2889 } 2890 mDexManager.load(userPackages); 2891 } // synchronized (mPackages) 2892 } // synchronized (mInstallLock) 2893 2894 // Now after opening every single application zip, make sure they 2895 // are all flushed. Not really needed, but keeps things nice and 2896 // tidy. 2897 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "GC"); 2898 Runtime.getRuntime().gc(); 2899 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 2900 2901 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "loadFallbacks"); 2902 FallbackCategoryProvider.loadFallbacks(); 2903 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 2904 2905 // The initial scanning above does many calls into installd while 2906 // holding the mPackages lock, but we're mostly interested in yelling 2907 // once we have a booted system. 2908 mInstaller.setWarnIfHeld(mPackages); 2909 2910 // Expose private service for system components to use. 2911 LocalServices.addService(PackageManagerInternal.class, new PackageManagerInternalImpl()); 2912 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 2913 } 2914 2915 private static File preparePackageParserCache(boolean isUpgrade) { 2916 if (!DEFAULT_PACKAGE_PARSER_CACHE_ENABLED) { 2917 return null; 2918 } 2919 2920 // Disable package parsing on eng builds to allow for faster incremental development. 2921 if ("eng".equals(Build.TYPE)) { 2922 return null; 2923 } 2924 2925 if (SystemProperties.getBoolean("pm.boot.disable_package_cache", false)) { 2926 Slog.i(TAG, "Disabling package parser cache due to system property."); 2927 return null; 2928 } 2929 2930 // The base directory for the package parser cache lives under /data/system/. 2931 final File cacheBaseDir = FileUtils.createDir(Environment.getDataSystemDirectory(), 2932 "package_cache"); 2933 if (cacheBaseDir == null) { 2934 return null; 2935 } 2936 2937 // If this is a system upgrade scenario, delete the contents of the package cache dir. 2938 // This also serves to "GC" unused entries when the package cache version changes (which 2939 // can only happen during upgrades). 2940 if (isUpgrade) { 2941 FileUtils.deleteContents(cacheBaseDir); 2942 } 2943 2944 2945 // Return the versioned package cache directory. This is something like 2946 // "/data/system/package_cache/1" 2947 File cacheDir = FileUtils.createDir(cacheBaseDir, PACKAGE_PARSER_CACHE_VERSION); 2948 2949 // The following is a workaround to aid development on non-numbered userdebug 2950 // builds or cases where "adb sync" is used on userdebug builds. If we detect that 2951 // the system partition is newer. 2952 // 2953 // NOTE: When no BUILD_NUMBER is set by the build system, it defaults to a build 2954 // that starts with "eng." to signify that this is an engineering build and not 2955 // destined for release. 2956 if ("userdebug".equals(Build.TYPE) && Build.VERSION.INCREMENTAL.startsWith("eng.")) { 2957 Slog.w(TAG, "Wiping cache directory because the system partition changed."); 2958 2959 // Heuristic: If the /system directory has been modified recently due to an "adb sync" 2960 // or a regular make, then blow away the cache. Note that mtimes are *NOT* reliable 2961 // in general and should not be used for production changes. In this specific case, 2962 // we know that they will work. 2963 File frameworkDir = new File(Environment.getRootDirectory(), "framework"); 2964 if (cacheDir.lastModified() < frameworkDir.lastModified()) { 2965 FileUtils.deleteContents(cacheBaseDir); 2966 cacheDir = FileUtils.createDir(cacheBaseDir, PACKAGE_PARSER_CACHE_VERSION); 2967 } 2968 } 2969 2970 return cacheDir; 2971 } 2972 2973 @Override 2974 public boolean isFirstBoot() { 2975 return mFirstBoot; 2976 } 2977 2978 @Override 2979 public boolean isOnlyCoreApps() { 2980 return mOnlyCore; 2981 } 2982 2983 @Override 2984 public boolean isUpgrade() { 2985 return mIsUpgrade; 2986 } 2987 2988 private @Nullable String getRequiredButNotReallyRequiredVerifierLPr() { 2989 final Intent intent = new Intent(Intent.ACTION_PACKAGE_NEEDS_VERIFICATION); 2990 2991 final List<ResolveInfo> matches = queryIntentReceiversInternal(intent, PACKAGE_MIME_TYPE, 2992 MATCH_SYSTEM_ONLY | MATCH_DIRECT_BOOT_AWARE | MATCH_DIRECT_BOOT_UNAWARE, 2993 UserHandle.USER_SYSTEM); 2994 if (matches.size() == 1) { 2995 return matches.get(0).getComponentInfo().packageName; 2996 } else if (matches.size() == 0) { 2997 Log.e(TAG, "There should probably be a verifier, but, none were found"); 2998 return null; 2999 } 3000 throw new RuntimeException("There must be exactly one verifier; found " + matches); 3001 } 3002 3003 private @NonNull String getRequiredSharedLibraryLPr(String name, int version) { 3004 synchronized (mPackages) { 3005 SharedLibraryEntry libraryEntry = getSharedLibraryEntryLPr(name, version); 3006 if (libraryEntry == null) { 3007 throw new IllegalStateException("Missing required shared library:" + name); 3008 } 3009 return libraryEntry.apk; 3010 } 3011 } 3012 3013 private @NonNull String getRequiredInstallerLPr() { 3014 final Intent intent = new Intent(Intent.ACTION_INSTALL_PACKAGE); 3015 intent.addCategory(Intent.CATEGORY_DEFAULT); 3016 intent.setDataAndType(Uri.fromFile(new File("foo.apk")), PACKAGE_MIME_TYPE); 3017 3018 final List<ResolveInfo> matches = queryIntentActivitiesInternal(intent, PACKAGE_MIME_TYPE, 3019 MATCH_SYSTEM_ONLY | MATCH_DIRECT_BOOT_AWARE | MATCH_DIRECT_BOOT_UNAWARE, 3020 UserHandle.USER_SYSTEM); 3021 if (matches.size() == 1) { 3022 ResolveInfo resolveInfo = matches.get(0); 3023 if (!resolveInfo.activityInfo.applicationInfo.isPrivilegedApp()) { 3024 throw new RuntimeException("The installer must be a privileged app"); 3025 } 3026 return matches.get(0).getComponentInfo().packageName; 3027 } else { 3028 throw new RuntimeException("There must be exactly one installer; found " + matches); 3029 } 3030 } 3031 3032 private @NonNull String getRequiredUninstallerLPr() { 3033 final Intent intent = new Intent(Intent.ACTION_UNINSTALL_PACKAGE); 3034 intent.addCategory(Intent.CATEGORY_DEFAULT); 3035 intent.setData(Uri.fromParts(PACKAGE_SCHEME, "foo.bar", null)); 3036 3037 final ResolveInfo resolveInfo = resolveIntent(intent, null, 3038 MATCH_SYSTEM_ONLY | MATCH_DIRECT_BOOT_AWARE | MATCH_DIRECT_BOOT_UNAWARE, 3039 UserHandle.USER_SYSTEM); 3040 if (resolveInfo == null || 3041 mResolveActivity.name.equals(resolveInfo.getComponentInfo().name)) { 3042 throw new RuntimeException("There must be exactly one uninstaller; found " 3043 + resolveInfo); 3044 } 3045 return resolveInfo.getComponentInfo().packageName; 3046 } 3047 3048 private @NonNull ComponentName getIntentFilterVerifierComponentNameLPr() { 3049 final Intent intent = new Intent(Intent.ACTION_INTENT_FILTER_NEEDS_VERIFICATION); 3050 3051 final List<ResolveInfo> matches = queryIntentReceiversInternal(intent, PACKAGE_MIME_TYPE, 3052 MATCH_SYSTEM_ONLY | MATCH_DIRECT_BOOT_AWARE | MATCH_DIRECT_BOOT_UNAWARE, 3053 UserHandle.USER_SYSTEM); 3054 ResolveInfo best = null; 3055 final int N = matches.size(); 3056 for (int i = 0; i < N; i++) { 3057 final ResolveInfo cur = matches.get(i); 3058 final String packageName = cur.getComponentInfo().packageName; 3059 if (checkPermission(android.Manifest.permission.INTENT_FILTER_VERIFICATION_AGENT, 3060 packageName, UserHandle.USER_SYSTEM) != PackageManager.PERMISSION_GRANTED) { 3061 continue; 3062 } 3063 3064 if (best == null || cur.priority > best.priority) { 3065 best = cur; 3066 } 3067 } 3068 3069 if (best != null) { 3070 return best.getComponentInfo().getComponentName(); 3071 } else { 3072 throw new RuntimeException("There must be at least one intent filter verifier"); 3073 } 3074 } 3075 3076 private @Nullable ComponentName getEphemeralResolverLPr() { 3077 final String[] packageArray = 3078 mContext.getResources().getStringArray(R.array.config_ephemeralResolverPackage); 3079 if (packageArray.length == 0 && !Build.IS_DEBUGGABLE) { 3080 if (DEBUG_EPHEMERAL) { 3081 Slog.d(TAG, "Ephemeral resolver NOT found; empty package list"); 3082 } 3083 return null; 3084 } 3085 3086 final int resolveFlags = 3087 MATCH_DIRECT_BOOT_AWARE 3088 | MATCH_DIRECT_BOOT_UNAWARE 3089 | (!Build.IS_DEBUGGABLE ? MATCH_SYSTEM_ONLY : 0); 3090 final Intent resolverIntent = new Intent(Intent.ACTION_RESOLVE_EPHEMERAL_PACKAGE); 3091 final List<ResolveInfo> resolvers = queryIntentServicesInternal(resolverIntent, null, 3092 resolveFlags, UserHandle.USER_SYSTEM); 3093 3094 final int N = resolvers.size(); 3095 if (N == 0) { 3096 if (DEBUG_EPHEMERAL) { 3097 Slog.d(TAG, "Ephemeral resolver NOT found; no matching intent filters"); 3098 } 3099 return null; 3100 } 3101 3102 final Set<String> possiblePackages = new ArraySet<>(Arrays.asList(packageArray)); 3103 for (int i = 0; i < N; i++) { 3104 final ResolveInfo info = resolvers.get(i); 3105 3106 if (info.serviceInfo == null) { 3107 continue; 3108 } 3109 3110 final String packageName = info.serviceInfo.packageName; 3111 if (!possiblePackages.contains(packageName) && !Build.IS_DEBUGGABLE) { 3112 if (DEBUG_EPHEMERAL) { 3113 Slog.d(TAG, "Ephemeral resolver not in allowed package list;" 3114 + " pkg: " + packageName + ", info:" + info); 3115 } 3116 continue; 3117 } 3118 3119 if (DEBUG_EPHEMERAL) { 3120 Slog.v(TAG, "Ephemeral resolver found;" 3121 + " pkg: " + packageName + ", info:" + info); 3122 } 3123 return new ComponentName(packageName, info.serviceInfo.name); 3124 } 3125 if (DEBUG_EPHEMERAL) { 3126 Slog.v(TAG, "Ephemeral resolver NOT found"); 3127 } 3128 return null; 3129 } 3130 3131 private @Nullable ComponentName getEphemeralInstallerLPr() { 3132 final Intent intent = new Intent(Intent.ACTION_INSTALL_EPHEMERAL_PACKAGE); 3133 intent.addCategory(Intent.CATEGORY_DEFAULT); 3134 intent.setDataAndType(Uri.fromFile(new File("foo.apk")), PACKAGE_MIME_TYPE); 3135 3136 final int resolveFlags = 3137 MATCH_DIRECT_BOOT_AWARE 3138 | MATCH_DIRECT_BOOT_UNAWARE 3139 | (!Build.IS_DEBUGGABLE ? MATCH_SYSTEM_ONLY : 0); 3140 final List<ResolveInfo> matches = queryIntentActivitiesInternal(intent, PACKAGE_MIME_TYPE, 3141 resolveFlags, UserHandle.USER_SYSTEM); 3142 Iterator<ResolveInfo> iter = matches.iterator(); 3143 while (iter.hasNext()) { 3144 final ResolveInfo rInfo = iter.next(); 3145 final PackageSetting ps = mSettings.mPackages.get(rInfo.activityInfo.packageName); 3146 if (ps != null) { 3147 final PermissionsState permissionsState = ps.getPermissionsState(); 3148 if (permissionsState.hasPermission(Manifest.permission.INSTALL_PACKAGES, 0)) { 3149 continue; 3150 } 3151 } 3152 iter.remove(); 3153 } 3154 if (matches.size() == 0) { 3155 return null; 3156 } else if (matches.size() == 1) { 3157 return matches.get(0).getComponentInfo().getComponentName(); 3158 } else { 3159 throw new RuntimeException( 3160 "There must be at most one ephemeral installer; found " + matches); 3161 } 3162 } 3163 3164 private void primeDomainVerificationsLPw(int userId) { 3165 if (DEBUG_DOMAIN_VERIFICATION) { 3166 Slog.d(TAG, "Priming domain verifications in user " + userId); 3167 } 3168 3169 SystemConfig systemConfig = SystemConfig.getInstance(); 3170 ArraySet<String> packages = systemConfig.getLinkedApps(); 3171 3172 for (String packageName : packages) { 3173 PackageParser.Package pkg = mPackages.get(packageName); 3174 if (pkg != null) { 3175 if (!pkg.isSystemApp()) { 3176 Slog.w(TAG, "Non-system app '" + packageName + "' in sysconfig <app-link>"); 3177 continue; 3178 } 3179 3180 ArraySet<String> domains = null; 3181 for (PackageParser.Activity a : pkg.activities) { 3182 for (ActivityIntentInfo filter : a.intents) { 3183 if (hasValidDomains(filter)) { 3184 if (domains == null) { 3185 domains = new ArraySet<String>(); 3186 } 3187 domains.addAll(filter.getHostsList()); 3188 } 3189 } 3190 } 3191 3192 if (domains != null && domains.size() > 0) { 3193 if (DEBUG_DOMAIN_VERIFICATION) { 3194 Slog.v(TAG, " + " + packageName); 3195 } 3196 // 'Undefined' in the global IntentFilterVerificationInfo, i.e. the usual 3197 // state w.r.t. the formal app-linkage "no verification attempted" state; 3198 // and then 'always' in the per-user state actually used for intent resolution. 3199 final IntentFilterVerificationInfo ivi; 3200 ivi = mSettings.createIntentFilterVerificationIfNeededLPw(packageName, domains); 3201 ivi.setStatus(INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED); 3202 mSettings.updateIntentFilterVerificationStatusLPw(packageName, 3203 INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS, userId); 3204 } else { 3205 Slog.w(TAG, "Sysconfig <app-link> package '" + packageName 3206 + "' does not handle web links"); 3207 } 3208 } else { 3209 Slog.w(TAG, "Unknown package " + packageName + " in sysconfig <app-link>"); 3210 } 3211 } 3212 3213 scheduleWritePackageRestrictionsLocked(userId); 3214 scheduleWriteSettingsLocked(); 3215 } 3216 3217 private void applyFactoryDefaultBrowserLPw(int userId) { 3218 // The default browser app's package name is stored in a string resource, 3219 // with a product-specific overlay used for vendor customization. 3220 String browserPkg = mContext.getResources().getString( 3221 com.android.internal.R.string.default_browser); 3222 if (!TextUtils.isEmpty(browserPkg)) { 3223 // non-empty string => required to be a known package 3224 PackageSetting ps = mSettings.mPackages.get(browserPkg); 3225 if (ps == null) { 3226 Slog.e(TAG, "Product default browser app does not exist: " + browserPkg); 3227 browserPkg = null; 3228 } else { 3229 mSettings.setDefaultBrowserPackageNameLPw(browserPkg, userId); 3230 } 3231 } 3232 3233 // Nothing valid explicitly set? Make the factory-installed browser the explicit 3234 // default. If there's more than one, just leave everything alone. 3235 if (browserPkg == null) { 3236 calculateDefaultBrowserLPw(userId); 3237 } 3238 } 3239 3240 private void calculateDefaultBrowserLPw(int userId) { 3241 List<String> allBrowsers = resolveAllBrowserApps(userId); 3242 final String browserPkg = (allBrowsers.size() == 1) ? allBrowsers.get(0) : null; 3243 mSettings.setDefaultBrowserPackageNameLPw(browserPkg, userId); 3244 } 3245 3246 private List<String> resolveAllBrowserApps(int userId) { 3247 // Resolve the canonical browser intent and check that the handleAllWebDataURI boolean is set 3248 List<ResolveInfo> list = queryIntentActivitiesInternal(sBrowserIntent, null, 3249 PackageManager.MATCH_ALL, userId); 3250 3251 final int count = list.size(); 3252 List<String> result = new ArrayList<String>(count); 3253 for (int i=0; i<count; i++) { 3254 ResolveInfo info = list.get(i); 3255 if (info.activityInfo == null 3256 || !info.handleAllWebDataURI 3257 || (info.activityInfo.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) == 0 3258 || result.contains(info.activityInfo.packageName)) { 3259 continue; 3260 } 3261 result.add(info.activityInfo.packageName); 3262 } 3263 3264 return result; 3265 } 3266 3267 private boolean packageIsBrowser(String packageName, int userId) { 3268 List<ResolveInfo> list = queryIntentActivitiesInternal(sBrowserIntent, null, 3269 PackageManager.MATCH_ALL, userId); 3270 final int N = list.size(); 3271 for (int i = 0; i < N; i++) { 3272 ResolveInfo info = list.get(i); 3273 if (packageName.equals(info.activityInfo.packageName)) { 3274 return true; 3275 } 3276 } 3277 return false; 3278 } 3279 3280 private void checkDefaultBrowser() { 3281 final int myUserId = UserHandle.myUserId(); 3282 final String packageName = getDefaultBrowserPackageName(myUserId); 3283 if (packageName != null) { 3284 PackageInfo info = getPackageInfo(packageName, 0, myUserId); 3285 if (info == null) { 3286 Slog.w(TAG, "Default browser no longer installed: " + packageName); 3287 synchronized (mPackages) { 3288 applyFactoryDefaultBrowserLPw(myUserId); // leaves ambiguous when > 1 3289 } 3290 } 3291 } 3292 } 3293 3294 @Override 3295 public boolean onTransact(int code, Parcel data, Parcel reply, int flags) 3296 throws RemoteException { 3297 try { 3298 return super.onTransact(code, data, reply, flags); 3299 } catch (RuntimeException e) { 3300 if (!(e instanceof SecurityException) && !(e instanceof IllegalArgumentException)) { 3301 Slog.wtf(TAG, "Package Manager Crash", e); 3302 } 3303 throw e; 3304 } 3305 } 3306 3307 static int[] appendInts(int[] cur, int[] add) { 3308 if (add == null) return cur; 3309 if (cur == null) return add; 3310 final int N = add.length; 3311 for (int i=0; i<N; i++) { 3312 cur = appendInt(cur, add[i]); 3313 } 3314 return cur; 3315 } 3316 3317 private PackageInfo generatePackageInfo(PackageSetting ps, int flags, int userId) { 3318 if (!sUserManager.exists(userId)) return null; 3319 if (ps == null) { 3320 return null; 3321 } 3322 final PackageParser.Package p = ps.pkg; 3323 if (p == null) { 3324 return null; 3325 } 3326 // Filter out ephemeral app metadata: 3327 // * The system/shell/root can see metadata for any app 3328 // * An installed app can see metadata for 1) other installed apps 3329 // and 2) ephemeral apps that have explicitly interacted with it 3330 // * Ephemeral apps can only see their own metadata 3331 // * Holding a signature permission allows seeing instant apps 3332 final int callingAppId = UserHandle.getAppId(Binder.getCallingUid()); 3333 if (callingAppId != Process.SYSTEM_UID 3334 && callingAppId != Process.SHELL_UID 3335 && callingAppId != Process.ROOT_UID 3336 && checkUidPermission(Manifest.permission.ACCESS_INSTANT_APPS, 3337 Binder.getCallingUid()) != PackageManager.PERMISSION_GRANTED) { 3338 final String instantAppPackageName = getInstantAppPackageName(Binder.getCallingUid()); 3339 if (instantAppPackageName != null) { 3340 // ephemeral apps can only get information on themselves 3341 if (!instantAppPackageName.equals(p.packageName)) { 3342 return null; 3343 } 3344 } else { 3345 if (ps.getInstantApp(userId)) { 3346 // only get access to the ephemeral app if we've been granted access 3347 if (!mInstantAppRegistry.isInstantAccessGranted( 3348 userId, callingAppId, ps.appId)) { 3349 return null; 3350 } 3351 } 3352 } 3353 } 3354 3355 final PermissionsState permissionsState = ps.getPermissionsState(); 3356 3357 // Compute GIDs only if requested 3358 final int[] gids = (flags & PackageManager.GET_GIDS) == 0 3359 ? EMPTY_INT_ARRAY : permissionsState.computeGids(userId); 3360 // Compute granted permissions only if package has requested permissions 3361 final Set<String> permissions = ArrayUtils.isEmpty(p.requestedPermissions) 3362 ? Collections.<String>emptySet() : permissionsState.getPermissions(userId); 3363 final PackageUserState state = ps.readUserState(userId); 3364 3365 if ((flags & MATCH_UNINSTALLED_PACKAGES) != 0 3366 && ps.isSystem()) { 3367 flags |= MATCH_ANY_USER; 3368 } 3369 3370 PackageInfo packageInfo = PackageParser.generatePackageInfo(p, gids, flags, 3371 ps.firstInstallTime, ps.lastUpdateTime, permissions, state, userId); 3372 3373 if (packageInfo == null) { 3374 return null; 3375 } 3376 3377 packageInfo.packageName = packageInfo.applicationInfo.packageName = 3378 resolveExternalPackageNameLPr(p); 3379 3380 return packageInfo; 3381 } 3382 3383 @Override 3384 public void checkPackageStartable(String packageName, int userId) { 3385 final boolean userKeyUnlocked = StorageManager.isUserKeyUnlocked(userId); 3386 3387 synchronized (mPackages) { 3388 final PackageSetting ps = mSettings.mPackages.get(packageName); 3389 if (ps == null) { 3390 throw new SecurityException("Package " + packageName + " was not found!"); 3391 } 3392 3393 if (!ps.getInstalled(userId)) { 3394 throw new SecurityException( 3395 "Package " + packageName + " was not installed for user " + userId + "!"); 3396 } 3397 3398 if (mSafeMode && !ps.isSystem()) { 3399 throw new SecurityException("Package " + packageName + " not a system app!"); 3400 } 3401 3402 if (mFrozenPackages.contains(packageName)) { 3403 throw new SecurityException("Package " + packageName + " is currently frozen!"); 3404 } 3405 3406 if (!userKeyUnlocked && !(ps.pkg.applicationInfo.isDirectBootAware() 3407 || ps.pkg.applicationInfo.isPartiallyDirectBootAware())) { 3408 throw new SecurityException("Package " + packageName + " is not encryption aware!"); 3409 } 3410 } 3411 } 3412 3413 @Override 3414 public boolean isPackageAvailable(String packageName, int userId) { 3415 if (!sUserManager.exists(userId)) return false; 3416 enforceCrossUserPermission(Binder.getCallingUid(), userId, 3417 false /* requireFullPermission */, false /* checkShell */, "is package available"); 3418 synchronized (mPackages) { 3419 PackageParser.Package p = mPackages.get(packageName); 3420 if (p != null) { 3421 final PackageSetting ps = (PackageSetting) p.mExtras; 3422 if (ps != null) { 3423 final PackageUserState state = ps.readUserState(userId); 3424 if (state != null) { 3425 return PackageParser.isAvailable(state); 3426 } 3427 } 3428 } 3429 } 3430 return false; 3431 } 3432 3433 @Override 3434 public PackageInfo getPackageInfo(String packageName, int flags, int userId) { 3435 return getPackageInfoInternal(packageName, PackageManager.VERSION_CODE_HIGHEST, 3436 flags, userId); 3437 } 3438 3439 @Override 3440 public PackageInfo getPackageInfoVersioned(VersionedPackage versionedPackage, 3441 int flags, int userId) { 3442 return getPackageInfoInternal(versionedPackage.getPackageName(), 3443 // TODO: We will change version code to long, so in the new API it is long 3444 (int) versionedPackage.getVersionCode(), flags, userId); 3445 } 3446 3447 private PackageInfo getPackageInfoInternal(String packageName, int versionCode, 3448 int flags, int userId) { 3449 if (!sUserManager.exists(userId)) return null; 3450 flags = updateFlagsForPackage(flags, userId, packageName); 3451 enforceCrossUserPermission(Binder.getCallingUid(), userId, 3452 false /* requireFullPermission */, false /* checkShell */, "get package info"); 3453 3454 // reader 3455 synchronized (mPackages) { 3456 // Normalize package name to handle renamed packages and static libs 3457 packageName = resolveInternalPackageNameLPr(packageName, versionCode); 3458 3459 final boolean matchFactoryOnly = (flags & MATCH_FACTORY_ONLY) != 0; 3460 if (matchFactoryOnly) { 3461 final PackageSetting ps = mSettings.getDisabledSystemPkgLPr(packageName); 3462 if (ps != null) { 3463 if (filterSharedLibPackageLPr(ps, Binder.getCallingUid(), userId)) { 3464 return null; 3465 } 3466 return generatePackageInfo(ps, flags, userId); 3467 } 3468 } 3469 3470 PackageParser.Package p = mPackages.get(packageName); 3471 if (matchFactoryOnly && p != null && !isSystemApp(p)) { 3472 return null; 3473 } 3474 if (DEBUG_PACKAGE_INFO) 3475 Log.v(TAG, "getPackageInfo " + packageName + ": " + p); 3476 if (p != null) { 3477 if (filterSharedLibPackageLPr((PackageSetting) p.mExtras, 3478 Binder.getCallingUid(), userId)) { 3479 return null; 3480 } 3481 return generatePackageInfo((PackageSetting)p.mExtras, flags, userId); 3482 } 3483 if (!matchFactoryOnly && (flags & MATCH_KNOWN_PACKAGES) != 0) { 3484 final PackageSetting ps = mSettings.mPackages.get(packageName); 3485 if (filterSharedLibPackageLPr(ps, Binder.getCallingUid(), userId)) { 3486 return null; 3487 } 3488 return generatePackageInfo(ps, flags, userId); 3489 } 3490 } 3491 return null; 3492 } 3493 3494 3495 private boolean filterSharedLibPackageLPr(@Nullable PackageSetting ps, int uid, int userId) { 3496 // System/shell/root get to see all static libs 3497 final int appId = UserHandle.getAppId(uid); 3498 if (appId == Process.SYSTEM_UID || appId == Process.SHELL_UID 3499 || appId == Process.ROOT_UID) { 3500 return false; 3501 } 3502 3503 // No package means no static lib as it is always on internal storage 3504 if (ps == null || ps.pkg == null || !ps.pkg.applicationInfo.isStaticSharedLibrary()) { 3505 return false; 3506 } 3507 3508 final SharedLibraryEntry libEntry = getSharedLibraryEntryLPr(ps.pkg.staticSharedLibName, 3509 ps.pkg.staticSharedLibVersion); 3510 if (libEntry == null) { 3511 return false; 3512 } 3513 3514 final int resolvedUid = UserHandle.getUid(userId, UserHandle.getAppId(uid)); 3515 final String[] uidPackageNames = getPackagesForUid(resolvedUid); 3516 if (uidPackageNames == null) { 3517 return true; 3518 } 3519 3520 for (String uidPackageName : uidPackageNames) { 3521 if (ps.name.equals(uidPackageName)) { 3522 return false; 3523 } 3524 PackageSetting uidPs = mSettings.getPackageLPr(uidPackageName); 3525 if (uidPs != null) { 3526 final int index = ArrayUtils.indexOf(uidPs.usesStaticLibraries, 3527 libEntry.info.getName()); 3528 if (index < 0) { 3529 continue; 3530 } 3531 if (uidPs.pkg.usesStaticLibrariesVersions[index] == libEntry.info.getVersion()) { 3532 return false; 3533 } 3534 } 3535 } 3536 return true; 3537 } 3538 3539 @Override 3540 public String[] currentToCanonicalPackageNames(String[] names) { 3541 String[] out = new String[names.length]; 3542 // reader 3543 synchronized (mPackages) { 3544 for (int i=names.length-1; i>=0; i--) { 3545 PackageSetting ps = mSettings.mPackages.get(names[i]); 3546 out[i] = ps != null && ps.realName != null ? ps.realName : names[i]; 3547 } 3548 } 3549 return out; 3550 } 3551 3552 @Override 3553 public String[] canonicalToCurrentPackageNames(String[] names) { 3554 String[] out = new String[names.length]; 3555 // reader 3556 synchronized (mPackages) { 3557 for (int i=names.length-1; i>=0; i--) { 3558 String cur = mSettings.getRenamedPackageLPr(names[i]); 3559 out[i] = cur != null ? cur : names[i]; 3560 } 3561 } 3562 return out; 3563 } 3564 3565 @Override 3566 public int getPackageUid(String packageName, int flags, int userId) { 3567 if (!sUserManager.exists(userId)) return -1; 3568 flags = updateFlagsForPackage(flags, userId, packageName); 3569 enforceCrossUserPermission(Binder.getCallingUid(), userId, 3570 false /* requireFullPermission */, false /* checkShell */, "get package uid"); 3571 3572 // reader 3573 synchronized (mPackages) { 3574 final PackageParser.Package p = mPackages.get(packageName); 3575 if (p != null && p.isMatch(flags)) { 3576 return UserHandle.getUid(userId, p.applicationInfo.uid); 3577 } 3578 if ((flags & MATCH_KNOWN_PACKAGES) != 0) { 3579 final PackageSetting ps = mSettings.mPackages.get(packageName); 3580 if (ps != null && ps.isMatch(flags)) { 3581 return UserHandle.getUid(userId, ps.appId); 3582 } 3583 } 3584 } 3585 3586 return -1; 3587 } 3588 3589 @Override 3590 public int[] getPackageGids(String packageName, int flags, int userId) { 3591 if (!sUserManager.exists(userId)) return null; 3592 flags = updateFlagsForPackage(flags, userId, packageName); 3593 enforceCrossUserPermission(Binder.getCallingUid(), userId, 3594 false /* requireFullPermission */, false /* checkShell */, 3595 "getPackageGids"); 3596 3597 // reader 3598 synchronized (mPackages) { 3599 final PackageParser.Package p = mPackages.get(packageName); 3600 if (p != null && p.isMatch(flags)) { 3601 PackageSetting ps = (PackageSetting) p.mExtras; 3602 // TODO: Shouldn't this be checking for package installed state for userId and 3603 // return null? 3604 return ps.getPermissionsState().computeGids(userId); 3605 } 3606 if ((flags & MATCH_KNOWN_PACKAGES) != 0) { 3607 final PackageSetting ps = mSettings.mPackages.get(packageName); 3608 if (ps != null && ps.isMatch(flags)) { 3609 return ps.getPermissionsState().computeGids(userId); 3610 } 3611 } 3612 } 3613 3614 return null; 3615 } 3616 3617 static PermissionInfo generatePermissionInfo(BasePermission bp, int flags) { 3618 if (bp.perm != null) { 3619 return PackageParser.generatePermissionInfo(bp.perm, flags); 3620 } 3621 PermissionInfo pi = new PermissionInfo(); 3622 pi.name = bp.name; 3623 pi.packageName = bp.sourcePackage; 3624 pi.nonLocalizedLabel = bp.name; 3625 pi.protectionLevel = bp.protectionLevel; 3626 return pi; 3627 } 3628 3629 @Override 3630 public PermissionInfo getPermissionInfo(String name, int flags) { 3631 // reader 3632 synchronized (mPackages) { 3633 final BasePermission p = mSettings.mPermissions.get(name); 3634 if (p != null) { 3635 return generatePermissionInfo(p, flags); 3636 } 3637 return null; 3638 } 3639 } 3640 3641 @Override 3642 public @Nullable ParceledListSlice<PermissionInfo> queryPermissionsByGroup(String group, 3643 int flags) { 3644 // reader 3645 synchronized (mPackages) { 3646 if (group != null && !mPermissionGroups.containsKey(group)) { 3647 // This is thrown as NameNotFoundException 3648 return null; 3649 } 3650 3651 ArrayList<PermissionInfo> out = new ArrayList<PermissionInfo>(10); 3652 for (BasePermission p : mSettings.mPermissions.values()) { 3653 if (group == null) { 3654 if (p.perm == null || p.perm.info.group == null) { 3655 out.add(generatePermissionInfo(p, flags)); 3656 } 3657 } else { 3658 if (p.perm != null && group.equals(p.perm.info.group)) { 3659 out.add(PackageParser.generatePermissionInfo(p.perm, flags)); 3660 } 3661 } 3662 } 3663 return new ParceledListSlice<>(out); 3664 } 3665 } 3666 3667 @Override 3668 public PermissionGroupInfo getPermissionGroupInfo(String name, int flags) { 3669 // reader 3670 synchronized (mPackages) { 3671 return PackageParser.generatePermissionGroupInfo( 3672 mPermissionGroups.get(name), flags); 3673 } 3674 } 3675 3676 @Override 3677 public @NonNull ParceledListSlice<PermissionGroupInfo> getAllPermissionGroups(int flags) { 3678 // reader 3679 synchronized (mPackages) { 3680 final int N = mPermissionGroups.size(); 3681 ArrayList<PermissionGroupInfo> out 3682 = new ArrayList<PermissionGroupInfo>(N); 3683 for (PackageParser.PermissionGroup pg : mPermissionGroups.values()) { 3684 out.add(PackageParser.generatePermissionGroupInfo(pg, flags)); 3685 } 3686 return new ParceledListSlice<>(out); 3687 } 3688 } 3689 3690 private ApplicationInfo generateApplicationInfoFromSettingsLPw(String packageName, int flags, 3691 int uid, int userId) { 3692 if (!sUserManager.exists(userId)) return null; 3693 PackageSetting ps = mSettings.mPackages.get(packageName); 3694 if (ps != null) { 3695 if (filterSharedLibPackageLPr(ps, uid, userId)) { 3696 return null; 3697 } 3698 if (ps.pkg == null) { 3699 final PackageInfo pInfo = generatePackageInfo(ps, flags, userId); 3700 if (pInfo != null) { 3701 return pInfo.applicationInfo; 3702 } 3703 return null; 3704 } 3705 ApplicationInfo ai = PackageParser.generateApplicationInfo(ps.pkg, flags, 3706 ps.readUserState(userId), userId); 3707 if (ai != null) { 3708 ai.packageName = resolveExternalPackageNameLPr(ps.pkg); 3709 } 3710 return ai; 3711 } 3712 return null; 3713 } 3714 3715 @Override 3716 public ApplicationInfo getApplicationInfo(String packageName, int flags, int userId) { 3717 if (!sUserManager.exists(userId)) return null; 3718 flags = updateFlagsForApplication(flags, userId, packageName); 3719 enforceCrossUserPermission(Binder.getCallingUid(), userId, 3720 false /* requireFullPermission */, false /* checkShell */, "get application info"); 3721 3722 // writer 3723 synchronized (mPackages) { 3724 // Normalize package name to handle renamed packages and static libs 3725 packageName = resolveInternalPackageNameLPr(packageName, 3726 PackageManager.VERSION_CODE_HIGHEST); 3727 3728 PackageParser.Package p = mPackages.get(packageName); 3729 if (DEBUG_PACKAGE_INFO) Log.v( 3730 TAG, "getApplicationInfo " + packageName 3731 + ": " + p); 3732 if (p != null) { 3733 PackageSetting ps = mSettings.mPackages.get(packageName); 3734 if (ps == null) return null; 3735 if (filterSharedLibPackageLPr(ps, Binder.getCallingUid(), userId)) { 3736 return null; 3737 } 3738 // Note: isEnabledLP() does not apply here - always return info 3739 ApplicationInfo ai = PackageParser.generateApplicationInfo( 3740 p, flags, ps.readUserState(userId), userId); 3741 if (ai != null) { 3742 ai.packageName = resolveExternalPackageNameLPr(p); 3743 } 3744 return ai; 3745 } 3746 if ("android".equals(packageName)||"system".equals(packageName)) { 3747 return mAndroidApplication; 3748 } 3749 if ((flags & MATCH_KNOWN_PACKAGES) != 0) { 3750 // Already generates the external package name 3751 return generateApplicationInfoFromSettingsLPw(packageName, 3752 Binder.getCallingUid(), flags, userId); 3753 } 3754 } 3755 return null; 3756 } 3757 3758 private String normalizePackageNameLPr(String packageName) { 3759 String normalizedPackageName = mSettings.getRenamedPackageLPr(packageName); 3760 return normalizedPackageName != null ? normalizedPackageName : packageName; 3761 } 3762 3763 @Override 3764 public void freeStorageAndNotify(final String volumeUuid, final long freeStorageSize, 3765 final IPackageDataObserver observer) { 3766 mContext.enforceCallingOrSelfPermission( 3767 android.Manifest.permission.CLEAR_APP_CACHE, null); 3768 // Queue up an async operation since clearing cache may take a little while. 3769 mHandler.post(new Runnable() { 3770 public void run() { 3771 mHandler.removeCallbacks(this); 3772 boolean success = true; 3773 synchronized (mInstallLock) { 3774 try { 3775 mInstaller.freeCache(volumeUuid, freeStorageSize, 0); 3776 } catch (InstallerException e) { 3777 Slog.w(TAG, "Couldn't clear application caches: " + e); 3778 success = false; 3779 } 3780 } 3781 if (observer != null) { 3782 try { 3783 observer.onRemoveCompleted(null, success); 3784 } catch (RemoteException e) { 3785 Slog.w(TAG, "RemoveException when invoking call back"); 3786 } 3787 } 3788 } 3789 }); 3790 } 3791 3792 @Override 3793 public void freeStorage(final String volumeUuid, final long freeStorageSize, 3794 final IntentSender pi) { 3795 mContext.enforceCallingOrSelfPermission( 3796 android.Manifest.permission.CLEAR_APP_CACHE, null); 3797 // Queue up an async operation since clearing cache may take a little while. 3798 mHandler.post(new Runnable() { 3799 public void run() { 3800 mHandler.removeCallbacks(this); 3801 boolean success = true; 3802 synchronized (mInstallLock) { 3803 try { 3804 mInstaller.freeCache(volumeUuid, freeStorageSize, 0); 3805 } catch (InstallerException e) { 3806 Slog.w(TAG, "Couldn't clear application caches: " + e); 3807 success = false; 3808 } 3809 } 3810 if(pi != null) { 3811 try { 3812 // Callback via pending intent 3813 int code = success ? 1 : 0; 3814 pi.sendIntent(null, code, null, 3815 null, null); 3816 } catch (SendIntentException e1) { 3817 Slog.i(TAG, "Failed to send pending intent"); 3818 } 3819 } 3820 } 3821 }); 3822 } 3823 3824 public void freeStorage(String volumeUuid, long freeStorageSize, int storageFlags) 3825 throws IOException { 3826 synchronized (mInstallLock) { 3827 try { 3828 mInstaller.freeCache(volumeUuid, freeStorageSize, 0); 3829 } catch (InstallerException e) { 3830 throw new IOException("Failed to free enough space", e); 3831 } 3832 } 3833 } 3834 3835 /** 3836 * Update given flags based on encryption status of current user. 3837 */ 3838 private int updateFlags(int flags, int userId) { 3839 if ((flags & (PackageManager.MATCH_DIRECT_BOOT_UNAWARE 3840 | PackageManager.MATCH_DIRECT_BOOT_AWARE)) != 0) { 3841 // Caller expressed an explicit opinion about what encryption 3842 // aware/unaware components they want to see, so fall through and 3843 // give them what they want 3844 } else { 3845 // Caller expressed no opinion, so match based on user state 3846 if (getUserManagerInternal().isUserUnlockingOrUnlocked(userId)) { 3847 flags |= PackageManager.MATCH_DIRECT_BOOT_AWARE | MATCH_DIRECT_BOOT_UNAWARE; 3848 } else { 3849 flags |= PackageManager.MATCH_DIRECT_BOOT_AWARE; 3850 } 3851 } 3852 return flags; 3853 } 3854 3855 private UserManagerInternal getUserManagerInternal() { 3856 if (mUserManagerInternal == null) { 3857 mUserManagerInternal = LocalServices.getService(UserManagerInternal.class); 3858 } 3859 return mUserManagerInternal; 3860 } 3861 3862 private DeviceIdleController.LocalService getDeviceIdleController() { 3863 if (mDeviceIdleController == null) { 3864 mDeviceIdleController = 3865 LocalServices.getService(DeviceIdleController.LocalService.class); 3866 } 3867 return mDeviceIdleController; 3868 } 3869 3870 /** 3871 * Update given flags when being used to request {@link PackageInfo}. 3872 */ 3873 private int updateFlagsForPackage(int flags, int userId, Object cookie) { 3874 final boolean isCallerSystemUser = UserHandle.getCallingUserId() == UserHandle.USER_SYSTEM; 3875 boolean triaged = true; 3876 if ((flags & (PackageManager.GET_ACTIVITIES | PackageManager.GET_RECEIVERS 3877 | PackageManager.GET_SERVICES | PackageManager.GET_PROVIDERS)) != 0) { 3878 // Caller is asking for component details, so they'd better be 3879 // asking for specific encryption matching behavior, or be triaged 3880 if ((flags & (PackageManager.MATCH_DIRECT_BOOT_UNAWARE 3881 | PackageManager.MATCH_DIRECT_BOOT_AWARE 3882 | PackageManager.MATCH_DEBUG_TRIAGED_MISSING)) == 0) { 3883 triaged = false; 3884 } 3885 } 3886 if ((flags & (PackageManager.MATCH_UNINSTALLED_PACKAGES 3887 | PackageManager.MATCH_SYSTEM_ONLY 3888 | PackageManager.MATCH_DEBUG_TRIAGED_MISSING)) == 0) { 3889 triaged = false; 3890 } 3891 if ((flags & PackageManager.MATCH_ANY_USER) != 0) { 3892 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, 3893 "MATCH_ANY_USER flag requires INTERACT_ACROSS_USERS permission at " 3894 + Debug.getCallers(5)); 3895 } else if ((flags & PackageManager.MATCH_UNINSTALLED_PACKAGES) != 0 && isCallerSystemUser 3896 && sUserManager.hasManagedProfile(UserHandle.USER_SYSTEM)) { 3897 // If the caller wants all packages and has a restricted profile associated with it, 3898 // then match all users. This is to make sure that launchers that need to access work 3899 // profile apps don't start breaking. TODO: Remove this hack when launchers stop using 3900 // MATCH_UNINSTALLED_PACKAGES to query apps in other profiles. b/31000380 3901 flags |= PackageManager.MATCH_ANY_USER; 3902 } 3903 if (DEBUG_TRIAGED_MISSING && (Binder.getCallingUid() == Process.SYSTEM_UID) && !triaged) { 3904 Log.w(TAG, "Caller hasn't been triaged for missing apps; they asked about " + cookie 3905 + " with flags 0x" + Integer.toHexString(flags), new Throwable()); 3906 } 3907 return updateFlags(flags, userId); 3908 } 3909 3910 /** 3911 * Update given flags when being used to request {@link ApplicationInfo}. 3912 */ 3913 private int updateFlagsForApplication(int flags, int userId, Object cookie) { 3914 return updateFlagsForPackage(flags, userId, cookie); 3915 } 3916 3917 /** 3918 * Update given flags when being used to request {@link ComponentInfo}. 3919 */ 3920 private int updateFlagsForComponent(int flags, int userId, Object cookie) { 3921 if (cookie instanceof Intent) { 3922 if ((((Intent) cookie).getFlags() & Intent.FLAG_DEBUG_TRIAGED_MISSING) != 0) { 3923 flags |= PackageManager.MATCH_DEBUG_TRIAGED_MISSING; 3924 } 3925 } 3926 3927 boolean triaged = true; 3928 // Caller is asking for component details, so they'd better be 3929 // asking for specific encryption matching behavior, or be triaged 3930 if ((flags & (PackageManager.MATCH_DIRECT_BOOT_UNAWARE 3931 | PackageManager.MATCH_DIRECT_BOOT_AWARE 3932 | PackageManager.MATCH_DEBUG_TRIAGED_MISSING)) == 0) { 3933 triaged = false; 3934 } 3935 if (DEBUG_TRIAGED_MISSING && (Binder.getCallingUid() == Process.SYSTEM_UID) && !triaged) { 3936 Log.w(TAG, "Caller hasn't been triaged for missing apps; they asked about " + cookie 3937 + " with flags 0x" + Integer.toHexString(flags), new Throwable()); 3938 } 3939 3940 return updateFlags(flags, userId); 3941 } 3942 3943 /** 3944 * Update given intent when being used to request {@link ResolveInfo}. 3945 */ 3946 private Intent updateIntentForResolve(Intent intent) { 3947 if (intent.getSelector() != null) { 3948 intent = intent.getSelector(); 3949 } 3950 if (DEBUG_PREFERRED) { 3951 intent.addFlags(Intent.FLAG_DEBUG_LOG_RESOLUTION); 3952 } 3953 return intent; 3954 } 3955 3956 /** 3957 * Update given flags when being used to request {@link ResolveInfo}. 3958 */ 3959 int updateFlagsForResolve(int flags, int userId, Object cookie) { 3960 // Safe mode means we shouldn't match any third-party components 3961 if (mSafeMode) { 3962 flags |= PackageManager.MATCH_SYSTEM_ONLY; 3963 } 3964 final int callingUid = Binder.getCallingUid(); 3965 if (getInstantAppPackageName(callingUid) != null) { 3966 // But, ephemeral apps see both ephemeral and exposed, non-ephemeral components 3967 flags |= PackageManager.MATCH_VISIBLE_TO_INSTANT_APP_ONLY; 3968 flags |= PackageManager.MATCH_INSTANT; 3969 } else { 3970 // Otherwise, prevent leaking ephemeral components 3971 flags &= ~PackageManager.MATCH_VISIBLE_TO_INSTANT_APP_ONLY; 3972 if (callingUid != Process.SYSTEM_UID && callingUid != 0) { 3973 // Unless called from the system process 3974 flags &= ~PackageManager.MATCH_INSTANT; 3975 } 3976 } 3977 return updateFlagsForComponent(flags, userId, cookie); 3978 } 3979 3980 @Override 3981 public ActivityInfo getActivityInfo(ComponentName component, int flags, int userId) { 3982 if (!sUserManager.exists(userId)) return null; 3983 flags = updateFlagsForComponent(flags, userId, component); 3984 enforceCrossUserPermission(Binder.getCallingUid(), userId, 3985 false /* requireFullPermission */, false /* checkShell */, "get activity info"); 3986 synchronized (mPackages) { 3987 PackageParser.Activity a = mActivities.mActivities.get(component); 3988 3989 if (DEBUG_PACKAGE_INFO) Log.v(TAG, "getActivityInfo " + component + ": " + a); 3990 if (a != null && mSettings.isEnabledAndMatchLPr(a.info, flags, userId)) { 3991 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 3992 if (ps == null) return null; 3993 return PackageParser.generateActivityInfo(a, flags, ps.readUserState(userId), 3994 userId); 3995 } 3996 if (mResolveComponentName.equals(component)) { 3997 return PackageParser.generateActivityInfo(mResolveActivity, flags, 3998 new PackageUserState(), userId); 3999 } 4000 } 4001 return null; 4002 } 4003 4004 @Override 4005 public boolean activitySupportsIntent(ComponentName component, Intent intent, 4006 String resolvedType) { 4007 synchronized (mPackages) { 4008 if (component.equals(mResolveComponentName)) { 4009 // The resolver supports EVERYTHING! 4010 return true; 4011 } 4012 PackageParser.Activity a = mActivities.mActivities.get(component); 4013 if (a == null) { 4014 return false; 4015 } 4016 for (int i=0; i<a.intents.size(); i++) { 4017 if (a.intents.get(i).match(intent.getAction(), resolvedType, intent.getScheme(), 4018 intent.getData(), intent.getCategories(), TAG) >= 0) { 4019 return true; 4020 } 4021 } 4022 return false; 4023 } 4024 } 4025 4026 @Override 4027 public ActivityInfo getReceiverInfo(ComponentName component, int flags, int userId) { 4028 if (!sUserManager.exists(userId)) return null; 4029 flags = updateFlagsForComponent(flags, userId, component); 4030 enforceCrossUserPermission(Binder.getCallingUid(), userId, 4031 false /* requireFullPermission */, false /* checkShell */, "get receiver info"); 4032 synchronized (mPackages) { 4033 PackageParser.Activity a = mReceivers.mActivities.get(component); 4034 if (DEBUG_PACKAGE_INFO) Log.v( 4035 TAG, "getReceiverInfo " + component + ": " + a); 4036 if (a != null && mSettings.isEnabledAndMatchLPr(a.info, flags, userId)) { 4037 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 4038 if (ps == null) return null; 4039 return PackageParser.generateActivityInfo(a, flags, ps.readUserState(userId), 4040 userId); 4041 } 4042 } 4043 return null; 4044 } 4045 4046 @Override 4047 public ParceledListSlice<SharedLibraryInfo> getSharedLibraries(int flags, int userId) { 4048 if (!sUserManager.exists(userId)) return null; 4049 Preconditions.checkArgumentNonnegative(userId, "userId must be >= 0"); 4050 4051 flags = updateFlagsForPackage(flags, userId, null); 4052 4053 final boolean canSeeStaticLibraries = 4054 mContext.checkCallingOrSelfPermission(INSTALL_PACKAGES) 4055 == PERMISSION_GRANTED 4056 || mContext.checkCallingOrSelfPermission(DELETE_PACKAGES) 4057 == PERMISSION_GRANTED 4058 || mContext.checkCallingOrSelfPermission(REQUEST_INSTALL_PACKAGES) 4059 == PERMISSION_GRANTED 4060 || mContext.checkCallingOrSelfPermission(REQUEST_DELETE_PACKAGES) 4061 == PERMISSION_GRANTED; 4062 4063 synchronized (mPackages) { 4064 List<SharedLibraryInfo> result = null; 4065 4066 final int libCount = mSharedLibraries.size(); 4067 for (int i = 0; i < libCount; i++) { 4068 SparseArray<SharedLibraryEntry> versionedLib = mSharedLibraries.valueAt(i); 4069 if (versionedLib == null) { 4070 continue; 4071 } 4072 4073 final int versionCount = versionedLib.size(); 4074 for (int j = 0; j < versionCount; j++) { 4075 SharedLibraryInfo libInfo = versionedLib.valueAt(j).info; 4076 if (!canSeeStaticLibraries && libInfo.isStatic()) { 4077 break; 4078 } 4079 final long identity = Binder.clearCallingIdentity(); 4080 try { 4081 // TODO: We will change version code to long, so in the new API it is long 4082 PackageInfo packageInfo = getPackageInfoVersioned( 4083 libInfo.getDeclaringPackage(), flags, userId); 4084 if (packageInfo == null) { 4085 continue; 4086 } 4087 } finally { 4088 Binder.restoreCallingIdentity(identity); 4089 } 4090 4091 SharedLibraryInfo resLibInfo = new SharedLibraryInfo(libInfo.getName(), 4092 libInfo.getVersion(), libInfo.getType(), libInfo.getDeclaringPackage(), 4093 getPackagesUsingSharedLibraryLPr(libInfo, flags, userId)); 4094 4095 if (result == null) { 4096 result = new ArrayList<>(); 4097 } 4098 result.add(resLibInfo); 4099 } 4100 } 4101 4102 return result != null ? new ParceledListSlice<>(result) : null; 4103 } 4104 } 4105 4106 private List<VersionedPackage> getPackagesUsingSharedLibraryLPr( 4107 SharedLibraryInfo libInfo, int flags, int userId) { 4108 List<VersionedPackage> versionedPackages = null; 4109 final int packageCount = mSettings.mPackages.size(); 4110 for (int i = 0; i < packageCount; i++) { 4111 PackageSetting ps = mSettings.mPackages.valueAt(i); 4112 4113 if (ps == null) { 4114 continue; 4115 } 4116 4117 if (!ps.getUserState().get(userId).isAvailable(flags)) { 4118 continue; 4119 } 4120 4121 final String libName = libInfo.getName(); 4122 if (libInfo.isStatic()) { 4123 final int libIdx = ArrayUtils.indexOf(ps.usesStaticLibraries, libName); 4124 if (libIdx < 0) { 4125 continue; 4126 } 4127 if (ps.usesStaticLibrariesVersions[libIdx] != libInfo.getVersion()) { 4128 continue; 4129 } 4130 if (versionedPackages == null) { 4131 versionedPackages = new ArrayList<>(); 4132 } 4133 // If the dependent is a static shared lib, use the public package name 4134 String dependentPackageName = ps.name; 4135 if (ps.pkg != null && ps.pkg.applicationInfo.isStaticSharedLibrary()) { 4136 dependentPackageName = ps.pkg.manifestPackageName; 4137 } 4138 versionedPackages.add(new VersionedPackage(dependentPackageName, ps.versionCode)); 4139 } else if (ps.pkg != null) { 4140 if (ArrayUtils.contains(ps.pkg.usesLibraries, libName) 4141 || ArrayUtils.contains(ps.pkg.usesOptionalLibraries, libName)) { 4142 if (versionedPackages == null) { 4143 versionedPackages = new ArrayList<>(); 4144 } 4145 versionedPackages.add(new VersionedPackage(ps.name, ps.versionCode)); 4146 } 4147 } 4148 } 4149 4150 return versionedPackages; 4151 } 4152 4153 @Override 4154 public ServiceInfo getServiceInfo(ComponentName component, int flags, int userId) { 4155 if (!sUserManager.exists(userId)) return null; 4156 flags = updateFlagsForComponent(flags, userId, component); 4157 enforceCrossUserPermission(Binder.getCallingUid(), userId, 4158 false /* requireFullPermission */, false /* checkShell */, "get service info"); 4159 synchronized (mPackages) { 4160 PackageParser.Service s = mServices.mServices.get(component); 4161 if (DEBUG_PACKAGE_INFO) Log.v( 4162 TAG, "getServiceInfo " + component + ": " + s); 4163 if (s != null && mSettings.isEnabledAndMatchLPr(s.info, flags, userId)) { 4164 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 4165 if (ps == null) return null; 4166 return PackageParser.generateServiceInfo(s, flags, ps.readUserState(userId), 4167 userId); 4168 } 4169 } 4170 return null; 4171 } 4172 4173 @Override 4174 public ProviderInfo getProviderInfo(ComponentName component, int flags, int userId) { 4175 if (!sUserManager.exists(userId)) return null; 4176 flags = updateFlagsForComponent(flags, userId, component); 4177 enforceCrossUserPermission(Binder.getCallingUid(), userId, 4178 false /* requireFullPermission */, false /* checkShell */, "get provider info"); 4179 synchronized (mPackages) { 4180 PackageParser.Provider p = mProviders.mProviders.get(component); 4181 if (DEBUG_PACKAGE_INFO) Log.v( 4182 TAG, "getProviderInfo " + component + ": " + p); 4183 if (p != null && mSettings.isEnabledAndMatchLPr(p.info, flags, userId)) { 4184 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 4185 if (ps == null) return null; 4186 return PackageParser.generateProviderInfo(p, flags, ps.readUserState(userId), 4187 userId); 4188 } 4189 } 4190 return null; 4191 } 4192 4193 @Override 4194 public String[] getSystemSharedLibraryNames() { 4195 synchronized (mPackages) { 4196 Set<String> libs = null; 4197 final int libCount = mSharedLibraries.size(); 4198 for (int i = 0; i < libCount; i++) { 4199 SparseArray<SharedLibraryEntry> versionedLib = mSharedLibraries.valueAt(i); 4200 if (versionedLib == null) { 4201 continue; 4202 } 4203 final int versionCount = versionedLib.size(); 4204 for (int j = 0; j < versionCount; j++) { 4205 SharedLibraryEntry libEntry = versionedLib.valueAt(j); 4206 if (!libEntry.info.isStatic()) { 4207 if (libs == null) { 4208 libs = new ArraySet<>(); 4209 } 4210 libs.add(libEntry.info.getName()); 4211 break; 4212 } 4213 PackageSetting ps = mSettings.getPackageLPr(libEntry.apk); 4214 if (ps != null && !filterSharedLibPackageLPr(ps, Binder.getCallingUid(), 4215 UserHandle.getUserId(Binder.getCallingUid()))) { 4216 if (libs == null) { 4217 libs = new ArraySet<>(); 4218 } 4219 libs.add(libEntry.info.getName()); 4220 break; 4221 } 4222 } 4223 } 4224 4225 if (libs != null) { 4226 String[] libsArray = new String[libs.size()]; 4227 libs.toArray(libsArray); 4228 return libsArray; 4229 } 4230 4231 return null; 4232 } 4233 } 4234 4235 @Override 4236 public @NonNull String getServicesSystemSharedLibraryPackageName() { 4237 synchronized (mPackages) { 4238 return mServicesSystemSharedLibraryPackageName; 4239 } 4240 } 4241 4242 @Override 4243 public @NonNull String getSharedSystemSharedLibraryPackageName() { 4244 synchronized (mPackages) { 4245 return mSharedSystemSharedLibraryPackageName; 4246 } 4247 } 4248 4249 private void updateSequenceNumberLP(String packageName, int[] userList) { 4250 for (int i = userList.length - 1; i >= 0; --i) { 4251 final int userId = userList[i]; 4252 SparseArray<String> changedPackages = mChangedPackages.get(userId); 4253 if (changedPackages == null) { 4254 changedPackages = new SparseArray<>(); 4255 mChangedPackages.put(userId, changedPackages); 4256 } 4257 Map<String, Integer> sequenceNumbers = mChangedPackagesSequenceNumbers.get(userId); 4258 if (sequenceNumbers == null) { 4259 sequenceNumbers = new HashMap<>(); 4260 mChangedPackagesSequenceNumbers.put(userId, sequenceNumbers); 4261 } 4262 final Integer sequenceNumber = sequenceNumbers.get(packageName); 4263 if (sequenceNumber != null) { 4264 changedPackages.remove(sequenceNumber); 4265 } 4266 changedPackages.put(mChangedPackagesSequenceNumber, packageName); 4267 sequenceNumbers.put(packageName, mChangedPackagesSequenceNumber); 4268 } 4269 mChangedPackagesSequenceNumber++; 4270 } 4271 4272 @Override 4273 public ChangedPackages getChangedPackages(int sequenceNumber, int userId) { 4274 synchronized (mPackages) { 4275 if (sequenceNumber >= mChangedPackagesSequenceNumber) { 4276 return null; 4277 } 4278 final SparseArray<String> changedPackages = mChangedPackages.get(userId); 4279 if (changedPackages == null) { 4280 return null; 4281 } 4282 final List<String> packageNames = 4283 new ArrayList<>(mChangedPackagesSequenceNumber - sequenceNumber); 4284 for (int i = sequenceNumber; i < mChangedPackagesSequenceNumber; i++) { 4285 final String packageName = changedPackages.get(i); 4286 if (packageName != null) { 4287 packageNames.add(packageName); 4288 } 4289 } 4290 return packageNames.isEmpty() 4291 ? null : new ChangedPackages(mChangedPackagesSequenceNumber, packageNames); 4292 } 4293 } 4294 4295 @Override 4296 public @NonNull ParceledListSlice<FeatureInfo> getSystemAvailableFeatures() { 4297 ArrayList<FeatureInfo> res; 4298 synchronized (mAvailableFeatures) { 4299 res = new ArrayList<>(mAvailableFeatures.size() + 1); 4300 res.addAll(mAvailableFeatures.values()); 4301 } 4302 final FeatureInfo fi = new FeatureInfo(); 4303 fi.reqGlEsVersion = SystemProperties.getInt("ro.opengles.version", 4304 FeatureInfo.GL_ES_VERSION_UNDEFINED); 4305 res.add(fi); 4306 4307 return new ParceledListSlice<>(res); 4308 } 4309 4310 @Override 4311 public boolean hasSystemFeature(String name, int version) { 4312 synchronized (mAvailableFeatures) { 4313 final FeatureInfo feat = mAvailableFeatures.get(name); 4314 if (feat == null) { 4315 return false; 4316 } else { 4317 return feat.version >= version; 4318 } 4319 } 4320 } 4321 4322 @Override 4323 public int checkPermission(String permName, String pkgName, int userId) { 4324 if (!sUserManager.exists(userId)) { 4325 return PackageManager.PERMISSION_DENIED; 4326 } 4327 4328 synchronized (mPackages) { 4329 final PackageParser.Package p = mPackages.get(pkgName); 4330 if (p != null && p.mExtras != null) { 4331 final PackageSetting ps = (PackageSetting) p.mExtras; 4332 final PermissionsState permissionsState = ps.getPermissionsState(); 4333 if (permissionsState.hasPermission(permName, userId)) { 4334 return PackageManager.PERMISSION_GRANTED; 4335 } 4336 // Special case: ACCESS_FINE_LOCATION permission includes ACCESS_COARSE_LOCATION 4337 if (Manifest.permission.ACCESS_COARSE_LOCATION.equals(permName) && permissionsState 4338 .hasPermission(Manifest.permission.ACCESS_FINE_LOCATION, userId)) { 4339 return PackageManager.PERMISSION_GRANTED; 4340 } 4341 } 4342 } 4343 4344 return PackageManager.PERMISSION_DENIED; 4345 } 4346 4347 @Override 4348 public int checkUidPermission(String permName, int uid) { 4349 final int userId = UserHandle.getUserId(uid); 4350 4351 if (!sUserManager.exists(userId)) { 4352 return PackageManager.PERMISSION_DENIED; 4353 } 4354 4355 synchronized (mPackages) { 4356 Object obj = mSettings.getUserIdLPr(UserHandle.getAppId(uid)); 4357 if (obj != null) { 4358 final SettingBase ps = (SettingBase) obj; 4359 final PermissionsState permissionsState = ps.getPermissionsState(); 4360 if (permissionsState.hasPermission(permName, userId)) { 4361 return PackageManager.PERMISSION_GRANTED; 4362 } 4363 // Special case: ACCESS_FINE_LOCATION permission includes ACCESS_COARSE_LOCATION 4364 if (Manifest.permission.ACCESS_COARSE_LOCATION.equals(permName) && permissionsState 4365 .hasPermission(Manifest.permission.ACCESS_FINE_LOCATION, userId)) { 4366 return PackageManager.PERMISSION_GRANTED; 4367 } 4368 } else { 4369 ArraySet<String> perms = mSystemPermissions.get(uid); 4370 if (perms != null) { 4371 if (perms.contains(permName)) { 4372 return PackageManager.PERMISSION_GRANTED; 4373 } 4374 if (Manifest.permission.ACCESS_COARSE_LOCATION.equals(permName) && perms 4375 .contains(Manifest.permission.ACCESS_FINE_LOCATION)) { 4376 return PackageManager.PERMISSION_GRANTED; 4377 } 4378 } 4379 } 4380 } 4381 4382 return PackageManager.PERMISSION_DENIED; 4383 } 4384 4385 @Override 4386 public boolean isPermissionRevokedByPolicy(String permission, String packageName, int userId) { 4387 if (UserHandle.getCallingUserId() != userId) { 4388 mContext.enforceCallingPermission( 4389 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, 4390 "isPermissionRevokedByPolicy for user " + userId); 4391 } 4392 4393 if (checkPermission(permission, packageName, userId) 4394 == PackageManager.PERMISSION_GRANTED) { 4395 return false; 4396 } 4397 4398 final long identity = Binder.clearCallingIdentity(); 4399 try { 4400 final int flags = getPermissionFlags(permission, packageName, userId); 4401 return (flags & PackageManager.FLAG_PERMISSION_POLICY_FIXED) != 0; 4402 } finally { 4403 Binder.restoreCallingIdentity(identity); 4404 } 4405 } 4406 4407 @Override 4408 public String getPermissionControllerPackageName() { 4409 synchronized (mPackages) { 4410 return mRequiredInstallerPackage; 4411 } 4412 } 4413 4414 /** 4415 * Checks if the request is from the system or an app that has INTERACT_ACROSS_USERS 4416 * or INTERACT_ACROSS_USERS_FULL permissions, if the userid is not for the caller. 4417 * @param checkShell whether to prevent shell from access if there's a debugging restriction 4418 * @param message the message to log on security exception 4419 */ 4420 void enforceCrossUserPermission(int callingUid, int userId, boolean requireFullPermission, 4421 boolean checkShell, String message) { 4422 if (userId < 0) { 4423 throw new IllegalArgumentException("Invalid userId " + userId); 4424 } 4425 if (checkShell) { 4426 enforceShellRestriction(UserManager.DISALLOW_DEBUGGING_FEATURES, callingUid, userId); 4427 } 4428 if (userId == UserHandle.getUserId(callingUid)) return; 4429 if (callingUid != Process.SYSTEM_UID && callingUid != 0) { 4430 if (requireFullPermission) { 4431 mContext.enforceCallingOrSelfPermission( 4432 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, message); 4433 } else { 4434 try { 4435 mContext.enforceCallingOrSelfPermission( 4436 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, message); 4437 } catch (SecurityException se) { 4438 mContext.enforceCallingOrSelfPermission( 4439 android.Manifest.permission.INTERACT_ACROSS_USERS, message); 4440 } 4441 } 4442 } 4443 } 4444 4445 void enforceShellRestriction(String restriction, int callingUid, int userHandle) { 4446 if (callingUid == Process.SHELL_UID) { 4447 if (userHandle >= 0 4448 && sUserManager.hasUserRestriction(restriction, userHandle)) { 4449 throw new SecurityException("Shell does not have permission to access user " 4450 + userHandle); 4451 } else if (userHandle < 0) { 4452 Slog.e(TAG, "Unable to check shell permission for user " + userHandle + "\n\t" 4453 + Debug.getCallers(3)); 4454 } 4455 } 4456 } 4457 4458 private BasePermission findPermissionTreeLP(String permName) { 4459 for(BasePermission bp : mSettings.mPermissionTrees.values()) { 4460 if (permName.startsWith(bp.name) && 4461 permName.length() > bp.name.length() && 4462 permName.charAt(bp.name.length()) == '.') { 4463 return bp; 4464 } 4465 } 4466 return null; 4467 } 4468 4469 private BasePermission checkPermissionTreeLP(String permName) { 4470 if (permName != null) { 4471 BasePermission bp = findPermissionTreeLP(permName); 4472 if (bp != null) { 4473 if (bp.uid == UserHandle.getAppId(Binder.getCallingUid())) { 4474 return bp; 4475 } 4476 throw new SecurityException("Calling uid " 4477 + Binder.getCallingUid() 4478 + " is not allowed to add to permission tree " 4479 + bp.name + " owned by uid " + bp.uid); 4480 } 4481 } 4482 throw new SecurityException("No permission tree found for " + permName); 4483 } 4484 4485 static boolean compareStrings(CharSequence s1, CharSequence s2) { 4486 if (s1 == null) { 4487 return s2 == null; 4488 } 4489 if (s2 == null) { 4490 return false; 4491 } 4492 if (s1.getClass() != s2.getClass()) { 4493 return false; 4494 } 4495 return s1.equals(s2); 4496 } 4497 4498 static boolean comparePermissionInfos(PermissionInfo pi1, PermissionInfo pi2) { 4499 if (pi1.icon != pi2.icon) return false; 4500 if (pi1.logo != pi2.logo) return false; 4501 if (pi1.protectionLevel != pi2.protectionLevel) return false; 4502 if (!compareStrings(pi1.name, pi2.name)) return false; 4503 if (!compareStrings(pi1.nonLocalizedLabel, pi2.nonLocalizedLabel)) return false; 4504 // We'll take care of setting this one. 4505 if (!compareStrings(pi1.packageName, pi2.packageName)) return false; 4506 // These are not currently stored in settings. 4507 //if (!compareStrings(pi1.group, pi2.group)) return false; 4508 //if (!compareStrings(pi1.nonLocalizedDescription, pi2.nonLocalizedDescription)) return false; 4509 //if (pi1.labelRes != pi2.labelRes) return false; 4510 //if (pi1.descriptionRes != pi2.descriptionRes) return false; 4511 return true; 4512 } 4513 4514 int permissionInfoFootprint(PermissionInfo info) { 4515 int size = info.name.length(); 4516 if (info.nonLocalizedLabel != null) size += info.nonLocalizedLabel.length(); 4517 if (info.nonLocalizedDescription != null) size += info.nonLocalizedDescription.length(); 4518 return size; 4519 } 4520 4521 int calculateCurrentPermissionFootprintLocked(BasePermission tree) { 4522 int size = 0; 4523 for (BasePermission perm : mSettings.mPermissions.values()) { 4524 if (perm.uid == tree.uid) { 4525 size += perm.name.length() + permissionInfoFootprint(perm.perm.info); 4526 } 4527 } 4528 return size; 4529 } 4530 4531 void enforcePermissionCapLocked(PermissionInfo info, BasePermission tree) { 4532 // We calculate the max size of permissions defined by this uid and throw 4533 // if that plus the size of 'info' would exceed our stated maximum. 4534 if (tree.uid != Process.SYSTEM_UID) { 4535 final int curTreeSize = calculateCurrentPermissionFootprintLocked(tree); 4536 if (curTreeSize + permissionInfoFootprint(info) > MAX_PERMISSION_TREE_FOOTPRINT) { 4537 throw new SecurityException("Permission tree size cap exceeded"); 4538 } 4539 } 4540 } 4541 4542 boolean addPermissionLocked(PermissionInfo info, boolean async) { 4543 if (info.labelRes == 0 && info.nonLocalizedLabel == null) { 4544 throw new SecurityException("Label must be specified in permission"); 4545 } 4546 BasePermission tree = checkPermissionTreeLP(info.name); 4547 BasePermission bp = mSettings.mPermissions.get(info.name); 4548 boolean added = bp == null; 4549 boolean changed = true; 4550 int fixedLevel = PermissionInfo.fixProtectionLevel(info.protectionLevel); 4551 if (added) { 4552 enforcePermissionCapLocked(info, tree); 4553 bp = new BasePermission(info.name, tree.sourcePackage, 4554 BasePermission.TYPE_DYNAMIC); 4555 } else if (bp.type != BasePermission.TYPE_DYNAMIC) { 4556 throw new SecurityException( 4557 "Not allowed to modify non-dynamic permission " 4558 + info.name); 4559 } else { 4560 if (bp.protectionLevel == fixedLevel 4561 && bp.perm.owner.equals(tree.perm.owner) 4562 && bp.uid == tree.uid 4563 && comparePermissionInfos(bp.perm.info, info)) { 4564 changed = false; 4565 } 4566 } 4567 bp.protectionLevel = fixedLevel; 4568 info = new PermissionInfo(info); 4569 info.protectionLevel = fixedLevel; 4570 bp.perm = new PackageParser.Permission(tree.perm.owner, info); 4571 bp.perm.info.packageName = tree.perm.info.packageName; 4572 bp.uid = tree.uid; 4573 if (added) { 4574 mSettings.mPermissions.put(info.name, bp); 4575 } 4576 if (changed) { 4577 if (!async) { 4578 mSettings.writeLPr(); 4579 } else { 4580 scheduleWriteSettingsLocked(); 4581 } 4582 } 4583 return added; 4584 } 4585 4586 @Override 4587 public boolean addPermission(PermissionInfo info) { 4588 synchronized (mPackages) { 4589 return addPermissionLocked(info, false); 4590 } 4591 } 4592 4593 @Override 4594 public boolean addPermissionAsync(PermissionInfo info) { 4595 synchronized (mPackages) { 4596 return addPermissionLocked(info, true); 4597 } 4598 } 4599 4600 @Override 4601 public void removePermission(String name) { 4602 synchronized (mPackages) { 4603 checkPermissionTreeLP(name); 4604 BasePermission bp = mSettings.mPermissions.get(name); 4605 if (bp != null) { 4606 if (bp.type != BasePermission.TYPE_DYNAMIC) { 4607 throw new SecurityException( 4608 "Not allowed to modify non-dynamic permission " 4609 + name); 4610 } 4611 mSettings.mPermissions.remove(name); 4612 mSettings.writeLPr(); 4613 } 4614 } 4615 } 4616 4617 private static void enforceDeclaredAsUsedAndRuntimeOrDevelopmentPermission(PackageParser.Package pkg, 4618 BasePermission bp) { 4619 int index = pkg.requestedPermissions.indexOf(bp.name); 4620 if (index == -1) { 4621 throw new SecurityException("Package " + pkg.packageName 4622 + " has not requested permission " + bp.name); 4623 } 4624 if (!bp.isRuntime() && !bp.isDevelopment()) { 4625 throw new SecurityException("Permission " + bp.name 4626 + " is not a changeable permission type"); 4627 } 4628 } 4629 4630 @Override 4631 public void grantRuntimePermission(String packageName, String name, final int userId) { 4632 grantRuntimePermission(packageName, name, userId, false /* Only if not fixed by policy */); 4633 } 4634 4635 private void grantRuntimePermission(String packageName, String name, final int userId, 4636 boolean overridePolicy) { 4637 if (!sUserManager.exists(userId)) { 4638 Log.e(TAG, "No such user:" + userId); 4639 return; 4640 } 4641 4642 mContext.enforceCallingOrSelfPermission( 4643 android.Manifest.permission.GRANT_RUNTIME_PERMISSIONS, 4644 "grantRuntimePermission"); 4645 4646 enforceCrossUserPermission(Binder.getCallingUid(), userId, 4647 true /* requireFullPermission */, true /* checkShell */, 4648 "grantRuntimePermission"); 4649 4650 final int uid; 4651 final SettingBase sb; 4652 4653 synchronized (mPackages) { 4654 final PackageParser.Package pkg = mPackages.get(packageName); 4655 if (pkg == null) { 4656 throw new IllegalArgumentException("Unknown package: " + packageName); 4657 } 4658 4659 final BasePermission bp = mSettings.mPermissions.get(name); 4660 if (bp == null) { 4661 throw new IllegalArgumentException("Unknown permission: " + name); 4662 } 4663 4664 enforceDeclaredAsUsedAndRuntimeOrDevelopmentPermission(pkg, bp); 4665 4666 // If a permission review is required for legacy apps we represent 4667 // their permissions as always granted runtime ones since we need 4668 // to keep the review required permission flag per user while an 4669 // install permission's state is shared across all users. 4670 if (mPermissionReviewRequired 4671 && pkg.applicationInfo.targetSdkVersion < Build.VERSION_CODES.M 4672 && bp.isRuntime()) { 4673 return; 4674 } 4675 4676 uid = UserHandle.getUid(userId, pkg.applicationInfo.uid); 4677 sb = (SettingBase) pkg.mExtras; 4678 if (sb == null) { 4679 throw new IllegalArgumentException("Unknown package: " + packageName); 4680 } 4681 4682 final PermissionsState permissionsState = sb.getPermissionsState(); 4683 4684 final int flags = permissionsState.getPermissionFlags(name, userId); 4685 if ((flags & PackageManager.FLAG_PERMISSION_SYSTEM_FIXED) != 0) { 4686 throw new SecurityException("Cannot grant system fixed permission " 4687 + name + " for package " + packageName); 4688 } 4689 if (!overridePolicy && (flags & PackageManager.FLAG_PERMISSION_POLICY_FIXED) != 0) { 4690 throw new SecurityException("Cannot grant policy fixed permission " 4691 + name + " for package " + packageName); 4692 } 4693 4694 if (bp.isDevelopment()) { 4695 // Development permissions must be handled specially, since they are not 4696 // normal runtime permissions. For now they apply to all users. 4697 if (permissionsState.grantInstallPermission(bp) != 4698 PermissionsState.PERMISSION_OPERATION_FAILURE) { 4699 scheduleWriteSettingsLocked(); 4700 } 4701 return; 4702 } 4703 4704 final PackageSetting ps = mSettings.mPackages.get(packageName); 4705 if (ps.getInstantApp(userId) && !bp.isInstant()) { 4706 throw new SecurityException("Cannot grant non-ephemeral permission" 4707 + name + " for package " + packageName); 4708 } 4709 4710 if (pkg.applicationInfo.targetSdkVersion < Build.VERSION_CODES.M) { 4711 Slog.w(TAG, "Cannot grant runtime permission to a legacy app"); 4712 return; 4713 } 4714 4715 final int result = permissionsState.grantRuntimePermission(bp, userId); 4716 switch (result) { 4717 case PermissionsState.PERMISSION_OPERATION_FAILURE: { 4718 return; 4719 } 4720 4721 case PermissionsState.PERMISSION_OPERATION_SUCCESS_GIDS_CHANGED: { 4722 final int appId = UserHandle.getAppId(pkg.applicationInfo.uid); 4723 mHandler.post(new Runnable() { 4724 @Override 4725 public void run() { 4726 killUid(appId, userId, KILL_APP_REASON_GIDS_CHANGED); 4727 } 4728 }); 4729 } 4730 break; 4731 } 4732 4733 if (bp.isRuntime()) { 4734 logPermissionGranted(mContext, name, packageName); 4735 } 4736 4737 mOnPermissionChangeListeners.onPermissionsChanged(uid); 4738 4739 // Not critical if that is lost - app has to request again. 4740 mSettings.writeRuntimePermissionsForUserLPr(userId, false); 4741 } 4742 4743 // Only need to do this if user is initialized. Otherwise it's a new user 4744 // and there are no processes running as the user yet and there's no need 4745 // to make an expensive call to remount processes for the changed permissions. 4746 if (READ_EXTERNAL_STORAGE.equals(name) 4747 || WRITE_EXTERNAL_STORAGE.equals(name)) { 4748 final long token = Binder.clearCallingIdentity(); 4749 try { 4750 if (sUserManager.isInitialized(userId)) { 4751 StorageManagerInternal storageManagerInternal = LocalServices.getService( 4752 StorageManagerInternal.class); 4753 storageManagerInternal.onExternalStoragePolicyChanged(uid, packageName); 4754 } 4755 } finally { 4756 Binder.restoreCallingIdentity(token); 4757 } 4758 } 4759 } 4760 4761 @Override 4762 public void revokeRuntimePermission(String packageName, String name, int userId) { 4763 revokeRuntimePermission(packageName, name, userId, false /* Only if not fixed by policy */); 4764 } 4765 4766 private void revokeRuntimePermission(String packageName, String name, int userId, 4767 boolean overridePolicy) { 4768 if (!sUserManager.exists(userId)) { 4769 Log.e(TAG, "No such user:" + userId); 4770 return; 4771 } 4772 4773 mContext.enforceCallingOrSelfPermission( 4774 android.Manifest.permission.REVOKE_RUNTIME_PERMISSIONS, 4775 "revokeRuntimePermission"); 4776 4777 enforceCrossUserPermission(Binder.getCallingUid(), userId, 4778 true /* requireFullPermission */, true /* checkShell */, 4779 "revokeRuntimePermission"); 4780 4781 final int appId; 4782 4783 synchronized (mPackages) { 4784 final PackageParser.Package pkg = mPackages.get(packageName); 4785 if (pkg == null) { 4786 throw new IllegalArgumentException("Unknown package: " + packageName); 4787 } 4788 4789 final BasePermission bp = mSettings.mPermissions.get(name); 4790 if (bp == null) { 4791 throw new IllegalArgumentException("Unknown permission: " + name); 4792 } 4793 4794 enforceDeclaredAsUsedAndRuntimeOrDevelopmentPermission(pkg, bp); 4795 4796 // If a permission review is required for legacy apps we represent 4797 // their permissions as always granted runtime ones since we need 4798 // to keep the review required permission flag per user while an 4799 // install permission's state is shared across all users. 4800 if (mPermissionReviewRequired 4801 && pkg.applicationInfo.targetSdkVersion < Build.VERSION_CODES.M 4802 && bp.isRuntime()) { 4803 return; 4804 } 4805 4806 SettingBase sb = (SettingBase) pkg.mExtras; 4807 if (sb == null) { 4808 throw new IllegalArgumentException("Unknown package: " + packageName); 4809 } 4810 4811 final PermissionsState permissionsState = sb.getPermissionsState(); 4812 4813 final int flags = permissionsState.getPermissionFlags(name, userId); 4814 if ((flags & PackageManager.FLAG_PERMISSION_SYSTEM_FIXED) != 0) { 4815 throw new SecurityException("Cannot revoke system fixed permission " 4816 + name + " for package " + packageName); 4817 } 4818 if (!overridePolicy && (flags & PackageManager.FLAG_PERMISSION_POLICY_FIXED) != 0) { 4819 throw new SecurityException("Cannot revoke policy fixed permission " 4820 + name + " for package " + packageName); 4821 } 4822 4823 if (bp.isDevelopment()) { 4824 // Development permissions must be handled specially, since they are not 4825 // normal runtime permissions. For now they apply to all users. 4826 if (permissionsState.revokeInstallPermission(bp) != 4827 PermissionsState.PERMISSION_OPERATION_FAILURE) { 4828 scheduleWriteSettingsLocked(); 4829 } 4830 return; 4831 } 4832 4833 if (permissionsState.revokeRuntimePermission(bp, userId) == 4834 PermissionsState.PERMISSION_OPERATION_FAILURE) { 4835 return; 4836 } 4837 4838 if (bp.isRuntime()) { 4839 logPermissionRevoked(mContext, name, packageName); 4840 } 4841 4842 mOnPermissionChangeListeners.onPermissionsChanged(pkg.applicationInfo.uid); 4843 4844 // Critical, after this call app should never have the permission. 4845 mSettings.writeRuntimePermissionsForUserLPr(userId, true); 4846 4847 appId = UserHandle.getAppId(pkg.applicationInfo.uid); 4848 } 4849 4850 killUid(appId, userId, KILL_APP_REASON_PERMISSIONS_REVOKED); 4851 } 4852 4853 /** 4854 * Get the first event id for the permission. 4855 * 4856 * <p>There are four events for each permission: <ul> 4857 * <li>Request permission: first id + 0</li> 4858 * <li>Grant permission: first id + 1</li> 4859 * <li>Request for permission denied: first id + 2</li> 4860 * <li>Revoke permission: first id + 3</li> 4861 * </ul></p> 4862 * 4863 * @param name name of the permission 4864 * 4865 * @return The first event id for the permission 4866 */ 4867 private static int getBaseEventId(@NonNull String name) { 4868 int eventIdIndex = ALL_DANGEROUS_PERMISSIONS.indexOf(name); 4869 4870 if (eventIdIndex == -1) { 4871 if (AppOpsManager.permissionToOpCode(name) == AppOpsManager.OP_NONE 4872 || "user".equals(Build.TYPE)) { 4873 Log.i(TAG, "Unknown permission " + name); 4874 4875 return MetricsEvent.ACTION_PERMISSION_REQUEST_UNKNOWN; 4876 } else { 4877 // Most likely #ALL_DANGEROUS_PERMISSIONS needs to be updated. 4878 // 4879 // Also update 4880 // - EventLogger#ALL_DANGEROUS_PERMISSIONS 4881 // - metrics_constants.proto 4882 throw new IllegalStateException("Unknown permission " + name); 4883 } 4884 } 4885 4886 return MetricsEvent.ACTION_PERMISSION_REQUEST_READ_CALENDAR + eventIdIndex * 4; 4887 } 4888 4889 /** 4890 * Log that a permission was revoked. 4891 * 4892 * @param context Context of the caller 4893 * @param name name of the permission 4894 * @param packageName package permission if for 4895 */ 4896 private static void logPermissionRevoked(@NonNull Context context, @NonNull String name, 4897 @NonNull String packageName) { 4898 MetricsLogger.action(context, getBaseEventId(name) + 3, packageName); 4899 } 4900 4901 /** 4902 * Log that a permission request was granted. 4903 * 4904 * @param context Context of the caller 4905 * @param name name of the permission 4906 * @param packageName package permission if for 4907 */ 4908 private static void logPermissionGranted(@NonNull Context context, @NonNull String name, 4909 @NonNull String packageName) { 4910 MetricsLogger.action(context, getBaseEventId(name) + 1, packageName); 4911 } 4912 4913 @Override 4914 public void resetRuntimePermissions() { 4915 mContext.enforceCallingOrSelfPermission( 4916 android.Manifest.permission.REVOKE_RUNTIME_PERMISSIONS, 4917 "revokeRuntimePermission"); 4918 4919 int callingUid = Binder.getCallingUid(); 4920 if (callingUid != Process.SYSTEM_UID && callingUid != 0) { 4921 mContext.enforceCallingOrSelfPermission( 4922 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, 4923 "resetRuntimePermissions"); 4924 } 4925 4926 synchronized (mPackages) { 4927 updatePermissionsLPw(null, null, UPDATE_PERMISSIONS_ALL); 4928 for (int userId : UserManagerService.getInstance().getUserIds()) { 4929 final int packageCount = mPackages.size(); 4930 for (int i = 0; i < packageCount; i++) { 4931 PackageParser.Package pkg = mPackages.valueAt(i); 4932 if (!(pkg.mExtras instanceof PackageSetting)) { 4933 continue; 4934 } 4935 PackageSetting ps = (PackageSetting) pkg.mExtras; 4936 resetUserChangesToRuntimePermissionsAndFlagsLPw(ps, userId); 4937 } 4938 } 4939 } 4940 } 4941 4942 @Override 4943 public int getPermissionFlags(String name, String packageName, int userId) { 4944 if (!sUserManager.exists(userId)) { 4945 return 0; 4946 } 4947 4948 enforceGrantRevokeRuntimePermissionPermissions("getPermissionFlags"); 4949 4950 enforceCrossUserPermission(Binder.getCallingUid(), userId, 4951 true /* requireFullPermission */, false /* checkShell */, 4952 "getPermissionFlags"); 4953 4954 synchronized (mPackages) { 4955 final PackageParser.Package pkg = mPackages.get(packageName); 4956 if (pkg == null) { 4957 return 0; 4958 } 4959 4960 final BasePermission bp = mSettings.mPermissions.get(name); 4961 if (bp == null) { 4962 return 0; 4963 } 4964 4965 SettingBase sb = (SettingBase) pkg.mExtras; 4966 if (sb == null) { 4967 return 0; 4968 } 4969 4970 PermissionsState permissionsState = sb.getPermissionsState(); 4971 return permissionsState.getPermissionFlags(name, userId); 4972 } 4973 } 4974 4975 @Override 4976 public void updatePermissionFlags(String name, String packageName, int flagMask, 4977 int flagValues, int userId) { 4978 if (!sUserManager.exists(userId)) { 4979 return; 4980 } 4981 4982 enforceGrantRevokeRuntimePermissionPermissions("updatePermissionFlags"); 4983 4984 enforceCrossUserPermission(Binder.getCallingUid(), userId, 4985 true /* requireFullPermission */, true /* checkShell */, 4986 "updatePermissionFlags"); 4987 4988 // Only the system can change these flags and nothing else. 4989 if (getCallingUid() != Process.SYSTEM_UID) { 4990 flagMask &= ~PackageManager.FLAG_PERMISSION_SYSTEM_FIXED; 4991 flagValues &= ~PackageManager.FLAG_PERMISSION_SYSTEM_FIXED; 4992 flagMask &= ~PackageManager.FLAG_PERMISSION_GRANTED_BY_DEFAULT; 4993 flagValues &= ~PackageManager.FLAG_PERMISSION_GRANTED_BY_DEFAULT; 4994 flagValues &= ~PackageManager.FLAG_PERMISSION_REVIEW_REQUIRED; 4995 } 4996 4997 synchronized (mPackages) { 4998 final PackageParser.Package pkg = mPackages.get(packageName); 4999 if (pkg == null) { 5000 throw new IllegalArgumentException("Unknown package: " + packageName); 5001 } 5002 5003 final BasePermission bp = mSettings.mPermissions.get(name); 5004 if (bp == null) { 5005 throw new IllegalArgumentException("Unknown permission: " + name); 5006 } 5007 5008 SettingBase sb = (SettingBase) pkg.mExtras; 5009 if (sb == null) { 5010 throw new IllegalArgumentException("Unknown package: " + packageName); 5011 } 5012 5013 PermissionsState permissionsState = sb.getPermissionsState(); 5014 5015 boolean hadState = permissionsState.getRuntimePermissionState(name, userId) != null; 5016 5017 if (permissionsState.updatePermissionFlags(bp, userId, flagMask, flagValues)) { 5018 // Install and runtime permissions are stored in different places, 5019 // so figure out what permission changed and persist the change. 5020 if (permissionsState.getInstallPermissionState(name) != null) { 5021 scheduleWriteSettingsLocked(); 5022 } else if (permissionsState.getRuntimePermissionState(name, userId) != null 5023 || hadState) { 5024 mSettings.writeRuntimePermissionsForUserLPr(userId, false); 5025 } 5026 } 5027 } 5028 } 5029 5030 /** 5031 * Update the permission flags for all packages and runtime permissions of a user in order 5032 * to allow device or profile owner to remove POLICY_FIXED. 5033 */ 5034 @Override 5035 public void updatePermissionFlagsForAllApps(int flagMask, int flagValues, int userId) { 5036 if (!sUserManager.exists(userId)) { 5037 return; 5038 } 5039 5040 enforceGrantRevokeRuntimePermissionPermissions("updatePermissionFlagsForAllApps"); 5041 5042 enforceCrossUserPermission(Binder.getCallingUid(), userId, 5043 true /* requireFullPermission */, true /* checkShell */, 5044 "updatePermissionFlagsForAllApps"); 5045 5046 // Only the system can change system fixed flags. 5047 if (getCallingUid() != Process.SYSTEM_UID) { 5048 flagMask &= ~PackageManager.FLAG_PERMISSION_SYSTEM_FIXED; 5049 flagValues &= ~PackageManager.FLAG_PERMISSION_SYSTEM_FIXED; 5050 } 5051 5052 synchronized (mPackages) { 5053 boolean changed = false; 5054 final int packageCount = mPackages.size(); 5055 for (int pkgIndex = 0; pkgIndex < packageCount; pkgIndex++) { 5056 final PackageParser.Package pkg = mPackages.valueAt(pkgIndex); 5057 SettingBase sb = (SettingBase) pkg.mExtras; 5058 if (sb == null) { 5059 continue; 5060 } 5061 PermissionsState permissionsState = sb.getPermissionsState(); 5062 changed |= permissionsState.updatePermissionFlagsForAllPermissions( 5063 userId, flagMask, flagValues); 5064 } 5065 if (changed) { 5066 mSettings.writeRuntimePermissionsForUserLPr(userId, false); 5067 } 5068 } 5069 } 5070 5071 private void enforceGrantRevokeRuntimePermissionPermissions(String message) { 5072 if (mContext.checkCallingOrSelfPermission(Manifest.permission.GRANT_RUNTIME_PERMISSIONS) 5073 != PackageManager.PERMISSION_GRANTED 5074 && mContext.checkCallingOrSelfPermission(Manifest.permission.REVOKE_RUNTIME_PERMISSIONS) 5075 != PackageManager.PERMISSION_GRANTED) { 5076 throw new SecurityException(message + " requires " 5077 + Manifest.permission.GRANT_RUNTIME_PERMISSIONS + " or " 5078 + Manifest.permission.REVOKE_RUNTIME_PERMISSIONS); 5079 } 5080 } 5081 5082 @Override 5083 public boolean shouldShowRequestPermissionRationale(String permissionName, 5084 String packageName, int userId) { 5085 if (UserHandle.getCallingUserId() != userId) { 5086 mContext.enforceCallingPermission( 5087 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, 5088 "canShowRequestPermissionRationale for user " + userId); 5089 } 5090 5091 final int uid = getPackageUid(packageName, MATCH_DEBUG_TRIAGED_MISSING, userId); 5092 if (UserHandle.getAppId(getCallingUid()) != UserHandle.getAppId(uid)) { 5093 return false; 5094 } 5095 5096 if (checkPermission(permissionName, packageName, userId) 5097 == PackageManager.PERMISSION_GRANTED) { 5098 return false; 5099 } 5100 5101 final int flags; 5102 5103 final long identity = Binder.clearCallingIdentity(); 5104 try { 5105 flags = getPermissionFlags(permissionName, 5106 packageName, userId); 5107 } finally { 5108 Binder.restoreCallingIdentity(identity); 5109 } 5110 5111 final int fixedFlags = PackageManager.FLAG_PERMISSION_SYSTEM_FIXED 5112 | PackageManager.FLAG_PERMISSION_POLICY_FIXED 5113 | PackageManager.FLAG_PERMISSION_USER_FIXED; 5114 5115 if ((flags & fixedFlags) != 0) { 5116 return false; 5117 } 5118 5119 return (flags & PackageManager.FLAG_PERMISSION_USER_SET) != 0; 5120 } 5121 5122 @Override 5123 public void addOnPermissionsChangeListener(IOnPermissionsChangeListener listener) { 5124 mContext.enforceCallingOrSelfPermission( 5125 Manifest.permission.OBSERVE_GRANT_REVOKE_PERMISSIONS, 5126 "addOnPermissionsChangeListener"); 5127 5128 synchronized (mPackages) { 5129 mOnPermissionChangeListeners.addListenerLocked(listener); 5130 } 5131 } 5132 5133 @Override 5134 public void removeOnPermissionsChangeListener(IOnPermissionsChangeListener listener) { 5135 synchronized (mPackages) { 5136 mOnPermissionChangeListeners.removeListenerLocked(listener); 5137 } 5138 } 5139 5140 @Override 5141 public boolean isProtectedBroadcast(String actionName) { 5142 synchronized (mPackages) { 5143 if (mProtectedBroadcasts.contains(actionName)) { 5144 return true; 5145 } else if (actionName != null) { 5146 // TODO: remove these terrible hacks 5147 if (actionName.startsWith("android.net.netmon.lingerExpired") 5148 || actionName.startsWith("com.android.server.sip.SipWakeupTimer") 5149 || actionName.startsWith("com.android.internal.telephony.data-reconnect") 5150 || actionName.startsWith("android.net.netmon.launchCaptivePortalApp")) { 5151 return true; 5152 } 5153 } 5154 } 5155 return false; 5156 } 5157 5158 @Override 5159 public int checkSignatures(String pkg1, String pkg2) { 5160 synchronized (mPackages) { 5161 final PackageParser.Package p1 = mPackages.get(pkg1); 5162 final PackageParser.Package p2 = mPackages.get(pkg2); 5163 if (p1 == null || p1.mExtras == null 5164 || p2 == null || p2.mExtras == null) { 5165 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 5166 } 5167 return compareSignatures(p1.mSignatures, p2.mSignatures); 5168 } 5169 } 5170 5171 @Override 5172 public int checkUidSignatures(int uid1, int uid2) { 5173 // Map to base uids. 5174 uid1 = UserHandle.getAppId(uid1); 5175 uid2 = UserHandle.getAppId(uid2); 5176 // reader 5177 synchronized (mPackages) { 5178 Signature[] s1; 5179 Signature[] s2; 5180 Object obj = mSettings.getUserIdLPr(uid1); 5181 if (obj != null) { 5182 if (obj instanceof SharedUserSetting) { 5183 s1 = ((SharedUserSetting)obj).signatures.mSignatures; 5184 } else if (obj instanceof PackageSetting) { 5185 s1 = ((PackageSetting)obj).signatures.mSignatures; 5186 } else { 5187 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 5188 } 5189 } else { 5190 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 5191 } 5192 obj = mSettings.getUserIdLPr(uid2); 5193 if (obj != null) { 5194 if (obj instanceof SharedUserSetting) { 5195 s2 = ((SharedUserSetting)obj).signatures.mSignatures; 5196 } else if (obj instanceof PackageSetting) { 5197 s2 = ((PackageSetting)obj).signatures.mSignatures; 5198 } else { 5199 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 5200 } 5201 } else { 5202 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 5203 } 5204 return compareSignatures(s1, s2); 5205 } 5206 } 5207 5208 /** 5209 * This method should typically only be used when granting or revoking 5210 * permissions, since the app may immediately restart after this call. 5211 * <p> 5212 * If you're doing surgery on app code/data, use {@link PackageFreezer} to 5213 * guard your work against the app being relaunched. 5214 */ 5215 private void killUid(int appId, int userId, String reason) { 5216 final long identity = Binder.clearCallingIdentity(); 5217 try { 5218 IActivityManager am = ActivityManager.getService(); 5219 if (am != null) { 5220 try { 5221 am.killUid(appId, userId, reason); 5222 } catch (RemoteException e) { 5223 /* ignore - same process */ 5224 } 5225 } 5226 } finally { 5227 Binder.restoreCallingIdentity(identity); 5228 } 5229 } 5230 5231 /** 5232 * Compares two sets of signatures. Returns: 5233 * <br /> 5234 * {@link PackageManager#SIGNATURE_NEITHER_SIGNED}: if both signature sets are null, 5235 * <br /> 5236 * {@link PackageManager#SIGNATURE_FIRST_NOT_SIGNED}: if the first signature set is null, 5237 * <br /> 5238 * {@link PackageManager#SIGNATURE_SECOND_NOT_SIGNED}: if the second signature set is null, 5239 * <br /> 5240 * {@link PackageManager#SIGNATURE_MATCH}: if the two signature sets are identical, 5241 * <br /> 5242 * {@link PackageManager#SIGNATURE_NO_MATCH}: if the two signature sets differ. 5243 */ 5244 static int compareSignatures(Signature[] s1, Signature[] s2) { 5245 if (s1 == null) { 5246 return s2 == null 5247 ? PackageManager.SIGNATURE_NEITHER_SIGNED 5248 : PackageManager.SIGNATURE_FIRST_NOT_SIGNED; 5249 } 5250 5251 if (s2 == null) { 5252 return PackageManager.SIGNATURE_SECOND_NOT_SIGNED; 5253 } 5254 5255 if (s1.length != s2.length) { 5256 return PackageManager.SIGNATURE_NO_MATCH; 5257 } 5258 5259 // Since both signature sets are of size 1, we can compare without HashSets. 5260 if (s1.length == 1) { 5261 return s1[0].equals(s2[0]) ? 5262 PackageManager.SIGNATURE_MATCH : 5263 PackageManager.SIGNATURE_NO_MATCH; 5264 } 5265 5266 ArraySet<Signature> set1 = new ArraySet<Signature>(); 5267 for (Signature sig : s1) { 5268 set1.add(sig); 5269 } 5270 ArraySet<Signature> set2 = new ArraySet<Signature>(); 5271 for (Signature sig : s2) { 5272 set2.add(sig); 5273 } 5274 // Make sure s2 contains all signatures in s1. 5275 if (set1.equals(set2)) { 5276 return PackageManager.SIGNATURE_MATCH; 5277 } 5278 return PackageManager.SIGNATURE_NO_MATCH; 5279 } 5280 5281 /** 5282 * If the database version for this type of package (internal storage or 5283 * external storage) is less than the version where package signatures 5284 * were updated, return true. 5285 */ 5286 private boolean isCompatSignatureUpdateNeeded(PackageParser.Package scannedPkg) { 5287 final VersionInfo ver = getSettingsVersionForPackage(scannedPkg); 5288 return ver.databaseVersion < DatabaseVersion.SIGNATURE_END_ENTITY; 5289 } 5290 5291 /** 5292 * Used for backward compatibility to make sure any packages with 5293 * certificate chains get upgraded to the new style. {@code existingSigs} 5294 * will be in the old format (since they were stored on disk from before the 5295 * system upgrade) and {@code scannedSigs} will be in the newer format. 5296 */ 5297 private int compareSignaturesCompat(PackageSignatures existingSigs, 5298 PackageParser.Package scannedPkg) { 5299 if (!isCompatSignatureUpdateNeeded(scannedPkg)) { 5300 return PackageManager.SIGNATURE_NO_MATCH; 5301 } 5302 5303 ArraySet<Signature> existingSet = new ArraySet<Signature>(); 5304 for (Signature sig : existingSigs.mSignatures) { 5305 existingSet.add(sig); 5306 } 5307 ArraySet<Signature> scannedCompatSet = new ArraySet<Signature>(); 5308 for (Signature sig : scannedPkg.mSignatures) { 5309 try { 5310 Signature[] chainSignatures = sig.getChainSignatures(); 5311 for (Signature chainSig : chainSignatures) { 5312 scannedCompatSet.add(chainSig); 5313 } 5314 } catch (CertificateEncodingException e) { 5315 scannedCompatSet.add(sig); 5316 } 5317 } 5318 /* 5319 * Make sure the expanded scanned set contains all signatures in the 5320 * existing one. 5321 */ 5322 if (scannedCompatSet.equals(existingSet)) { 5323 // Migrate the old signatures to the new scheme. 5324 existingSigs.assignSignatures(scannedPkg.mSignatures); 5325 // The new KeySets will be re-added later in the scanning process. 5326 synchronized (mPackages) { 5327 mSettings.mKeySetManagerService.removeAppKeySetDataLPw(scannedPkg.packageName); 5328 } 5329 return PackageManager.SIGNATURE_MATCH; 5330 } 5331 return PackageManager.SIGNATURE_NO_MATCH; 5332 } 5333 5334 private boolean isRecoverSignatureUpdateNeeded(PackageParser.Package scannedPkg) { 5335 final VersionInfo ver = getSettingsVersionForPackage(scannedPkg); 5336 return ver.databaseVersion < DatabaseVersion.SIGNATURE_MALFORMED_RECOVER; 5337 } 5338 5339 private int compareSignaturesRecover(PackageSignatures existingSigs, 5340 PackageParser.Package scannedPkg) { 5341 if (!isRecoverSignatureUpdateNeeded(scannedPkg)) { 5342 return PackageManager.SIGNATURE_NO_MATCH; 5343 } 5344 5345 String msg = null; 5346 try { 5347 if (Signature.areEffectiveMatch(existingSigs.mSignatures, scannedPkg.mSignatures)) { 5348 logCriticalInfo(Log.INFO, "Recovered effectively matching certificates for " 5349 + scannedPkg.packageName); 5350 return PackageManager.SIGNATURE_MATCH; 5351 } 5352 } catch (CertificateException e) { 5353 msg = e.getMessage(); 5354 } 5355 5356 logCriticalInfo(Log.INFO, 5357 "Failed to recover certificates for " + scannedPkg.packageName + ": " + msg); 5358 return PackageManager.SIGNATURE_NO_MATCH; 5359 } 5360 5361 @Override 5362 public List<String> getAllPackages() { 5363 synchronized (mPackages) { 5364 return new ArrayList<String>(mPackages.keySet()); 5365 } 5366 } 5367 5368 @Override 5369 public String[] getPackagesForUid(int uid) { 5370 final int userId = UserHandle.getUserId(uid); 5371 uid = UserHandle.getAppId(uid); 5372 // reader 5373 synchronized (mPackages) { 5374 Object obj = mSettings.getUserIdLPr(uid); 5375 if (obj instanceof SharedUserSetting) { 5376 final SharedUserSetting sus = (SharedUserSetting) obj; 5377 final int N = sus.packages.size(); 5378 String[] res = new String[N]; 5379 final Iterator<PackageSetting> it = sus.packages.iterator(); 5380 int i = 0; 5381 while (it.hasNext()) { 5382 PackageSetting ps = it.next(); 5383 if (ps.getInstalled(userId)) { 5384 res[i++] = ps.name; 5385 } else { 5386 res = ArrayUtils.removeElement(String.class, res, res[i]); 5387 } 5388 } 5389 return res; 5390 } else if (obj instanceof PackageSetting) { 5391 final PackageSetting ps = (PackageSetting) obj; 5392 if (ps.getInstalled(userId)) { 5393 return new String[]{ps.name}; 5394 } 5395 } 5396 } 5397 return null; 5398 } 5399 5400 @Override 5401 public String getNameForUid(int uid) { 5402 // reader 5403 synchronized (mPackages) { 5404 Object obj = mSettings.getUserIdLPr(UserHandle.getAppId(uid)); 5405 if (obj instanceof SharedUserSetting) { 5406 final SharedUserSetting sus = (SharedUserSetting) obj; 5407 return sus.name + ":" + sus.userId; 5408 } else if (obj instanceof PackageSetting) { 5409 final PackageSetting ps = (PackageSetting) obj; 5410 return ps.name; 5411 } 5412 } 5413 return null; 5414 } 5415 5416 @Override 5417 public int getUidForSharedUser(String sharedUserName) { 5418 if(sharedUserName == null) { 5419 return -1; 5420 } 5421 // reader 5422 synchronized (mPackages) { 5423 SharedUserSetting suid; 5424 try { 5425 suid = mSettings.getSharedUserLPw(sharedUserName, 0, 0, false); 5426 if (suid != null) { 5427 return suid.userId; 5428 } 5429 } catch (PackageManagerException ignore) { 5430 // can't happen, but, still need to catch it 5431 } 5432 return -1; 5433 } 5434 } 5435 5436 @Override 5437 public int getFlagsForUid(int uid) { 5438 synchronized (mPackages) { 5439 Object obj = mSettings.getUserIdLPr(UserHandle.getAppId(uid)); 5440 if (obj instanceof SharedUserSetting) { 5441 final SharedUserSetting sus = (SharedUserSetting) obj; 5442 return sus.pkgFlags; 5443 } else if (obj instanceof PackageSetting) { 5444 final PackageSetting ps = (PackageSetting) obj; 5445 return ps.pkgFlags; 5446 } 5447 } 5448 return 0; 5449 } 5450 5451 @Override 5452 public int getPrivateFlagsForUid(int uid) { 5453 synchronized (mPackages) { 5454 Object obj = mSettings.getUserIdLPr(UserHandle.getAppId(uid)); 5455 if (obj instanceof SharedUserSetting) { 5456 final SharedUserSetting sus = (SharedUserSetting) obj; 5457 return sus.pkgPrivateFlags; 5458 } else if (obj instanceof PackageSetting) { 5459 final PackageSetting ps = (PackageSetting) obj; 5460 return ps.pkgPrivateFlags; 5461 } 5462 } 5463 return 0; 5464 } 5465 5466 @Override 5467 public boolean isUidPrivileged(int uid) { 5468 uid = UserHandle.getAppId(uid); 5469 // reader 5470 synchronized (mPackages) { 5471 Object obj = mSettings.getUserIdLPr(uid); 5472 if (obj instanceof SharedUserSetting) { 5473 final SharedUserSetting sus = (SharedUserSetting) obj; 5474 final Iterator<PackageSetting> it = sus.packages.iterator(); 5475 while (it.hasNext()) { 5476 if (it.next().isPrivileged()) { 5477 return true; 5478 } 5479 } 5480 } else if (obj instanceof PackageSetting) { 5481 final PackageSetting ps = (PackageSetting) obj; 5482 return ps.isPrivileged(); 5483 } 5484 } 5485 return false; 5486 } 5487 5488 @Override 5489 public String[] getAppOpPermissionPackages(String permissionName) { 5490 synchronized (mPackages) { 5491 ArraySet<String> pkgs = mAppOpPermissionPackages.get(permissionName); 5492 if (pkgs == null) { 5493 return null; 5494 } 5495 return pkgs.toArray(new String[pkgs.size()]); 5496 } 5497 } 5498 5499 @Override 5500 public ResolveInfo resolveIntent(Intent intent, String resolvedType, 5501 int flags, int userId) { 5502 try { 5503 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "resolveIntent"); 5504 5505 if (!sUserManager.exists(userId)) return null; 5506 flags = updateFlagsForResolve(flags, userId, intent); 5507 enforceCrossUserPermission(Binder.getCallingUid(), userId, 5508 false /*requireFullPermission*/, false /*checkShell*/, "resolve intent"); 5509 5510 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "queryIntentActivities"); 5511 final List<ResolveInfo> query = queryIntentActivitiesInternal(intent, resolvedType, 5512 flags, userId); 5513 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 5514 5515 final ResolveInfo bestChoice = 5516 chooseBestActivity(intent, resolvedType, flags, query, userId); 5517 return bestChoice; 5518 } finally { 5519 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 5520 } 5521 } 5522 5523 @Override 5524 public ResolveInfo findPersistentPreferredActivity(Intent intent, int userId) { 5525 if (!UserHandle.isSameApp(Binder.getCallingUid(), Process.SYSTEM_UID)) { 5526 throw new SecurityException( 5527 "findPersistentPreferredActivity can only be run by the system"); 5528 } 5529 if (!sUserManager.exists(userId)) { 5530 return null; 5531 } 5532 intent = updateIntentForResolve(intent); 5533 final String resolvedType = intent.resolveTypeIfNeeded(mContext.getContentResolver()); 5534 final int flags = updateFlagsForResolve(0, userId, intent); 5535 final List<ResolveInfo> query = queryIntentActivitiesInternal(intent, resolvedType, flags, 5536 userId); 5537 synchronized (mPackages) { 5538 return findPersistentPreferredActivityLP(intent, resolvedType, flags, query, false, 5539 userId); 5540 } 5541 } 5542 5543 @Override 5544 public void setLastChosenActivity(Intent intent, String resolvedType, int flags, 5545 IntentFilter filter, int match, ComponentName activity) { 5546 final int userId = UserHandle.getCallingUserId(); 5547 if (DEBUG_PREFERRED) { 5548 Log.v(TAG, "setLastChosenActivity intent=" + intent 5549 + " resolvedType=" + resolvedType 5550 + " flags=" + flags 5551 + " filter=" + filter 5552 + " match=" + match 5553 + " activity=" + activity); 5554 filter.dump(new PrintStreamPrinter(System.out), " "); 5555 } 5556 intent.setComponent(null); 5557 final List<ResolveInfo> query = queryIntentActivitiesInternal(intent, resolvedType, flags, 5558 userId); 5559 // Find any earlier preferred or last chosen entries and nuke them 5560 findPreferredActivity(intent, resolvedType, 5561 flags, query, 0, false, true, false, userId); 5562 // Add the new activity as the last chosen for this filter 5563 addPreferredActivityInternal(filter, match, null, activity, false, userId, 5564 "Setting last chosen"); 5565 } 5566 5567 @Override 5568 public ResolveInfo getLastChosenActivity(Intent intent, String resolvedType, int flags) { 5569 final int userId = UserHandle.getCallingUserId(); 5570 if (DEBUG_PREFERRED) Log.v(TAG, "Querying last chosen activity for " + intent); 5571 final List<ResolveInfo> query = queryIntentActivitiesInternal(intent, resolvedType, flags, 5572 userId); 5573 return findPreferredActivity(intent, resolvedType, flags, query, 0, 5574 false, false, false, userId); 5575 } 5576 5577 private boolean isEphemeralDisabled() { 5578 // ephemeral apps have been disabled across the board 5579 if (DISABLE_EPHEMERAL_APPS) { 5580 return true; 5581 } 5582 // system isn't up yet; can't read settings, so, assume no ephemeral apps 5583 if (!mSystemReady) { 5584 return true; 5585 } 5586 // we can't get a content resolver until the system is ready; these checks must happen last 5587 final ContentResolver resolver = mContext.getContentResolver(); 5588 if (Global.getInt(resolver, Global.ENABLE_EPHEMERAL_FEATURE, 1) == 0) { 5589 return true; 5590 } 5591 return Secure.getInt(resolver, Secure.WEB_ACTION_ENABLED, 1) == 0; 5592 } 5593 5594 private boolean isEphemeralAllowed( 5595 Intent intent, List<ResolveInfo> resolvedActivities, int userId, 5596 boolean skipPackageCheck) { 5597 // Short circuit and return early if possible. 5598 if (isEphemeralDisabled()) { 5599 return false; 5600 } 5601 final int callingUser = UserHandle.getCallingUserId(); 5602 if (callingUser != UserHandle.USER_SYSTEM) { 5603 return false; 5604 } 5605 if (mEphemeralResolverConnection == null) { 5606 return false; 5607 } 5608 if (mEphemeralInstallerComponent == null) { 5609 return false; 5610 } 5611 if (intent.getComponent() != null) { 5612 return false; 5613 } 5614 if ((intent.getFlags() & Intent.FLAG_IGNORE_EPHEMERAL) != 0) { 5615 return false; 5616 } 5617 if (!skipPackageCheck && intent.getPackage() != null) { 5618 return false; 5619 } 5620 final boolean isWebUri = hasWebURI(intent); 5621 if (!isWebUri || intent.getData().getHost() == null) { 5622 return false; 5623 } 5624 // Deny ephemeral apps if the user chose _ALWAYS or _ALWAYS_ASK for intent resolution. 5625 synchronized (mPackages) { 5626 final int count = (resolvedActivities == null ? 0 : resolvedActivities.size()); 5627 for (int n = 0; n < count; n++) { 5628 ResolveInfo info = resolvedActivities.get(n); 5629 String packageName = info.activityInfo.packageName; 5630 PackageSetting ps = mSettings.mPackages.get(packageName); 5631 if (ps != null) { 5632 // Try to get the status from User settings first 5633 long packedStatus = getDomainVerificationStatusLPr(ps, userId); 5634 int status = (int) (packedStatus >> 32); 5635 if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS 5636 || status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS_ASK) { 5637 if (DEBUG_EPHEMERAL) { 5638 Slog.v(TAG, "DENY ephemeral apps;" 5639 + " pkg: " + packageName + ", status: " + status); 5640 } 5641 return false; 5642 } 5643 } 5644 } 5645 } 5646 // We've exhausted all ways to deny ephemeral application; let the system look for them. 5647 return true; 5648 } 5649 5650 private void requestEphemeralResolutionPhaseTwo(EphemeralResponse responseObj, 5651 Intent origIntent, String resolvedType, Intent launchIntent, String callingPackage, 5652 int userId) { 5653 final Message msg = mHandler.obtainMessage(EPHEMERAL_RESOLUTION_PHASE_TWO, 5654 new EphemeralRequest(responseObj, origIntent, resolvedType, launchIntent, 5655 callingPackage, userId)); 5656 mHandler.sendMessage(msg); 5657 } 5658 5659 private ResolveInfo chooseBestActivity(Intent intent, String resolvedType, 5660 int flags, List<ResolveInfo> query, int userId) { 5661 if (query != null) { 5662 final int N = query.size(); 5663 if (N == 1) { 5664 return query.get(0); 5665 } else if (N > 1) { 5666 final boolean debug = ((intent.getFlags() & Intent.FLAG_DEBUG_LOG_RESOLUTION) != 0); 5667 // If there is more than one activity with the same priority, 5668 // then let the user decide between them. 5669 ResolveInfo r0 = query.get(0); 5670 ResolveInfo r1 = query.get(1); 5671 if (DEBUG_INTENT_MATCHING || debug) { 5672 Slog.v(TAG, r0.activityInfo.name + "=" + r0.priority + " vs " 5673 + r1.activityInfo.name + "=" + r1.priority); 5674 } 5675 // If the first activity has a higher priority, or a different 5676 // default, then it is always desirable to pick it. 5677 if (r0.priority != r1.priority 5678 || r0.preferredOrder != r1.preferredOrder 5679 || r0.isDefault != r1.isDefault) { 5680 return query.get(0); 5681 } 5682 // If we have saved a preference for a preferred activity for 5683 // this Intent, use that. 5684 ResolveInfo ri = findPreferredActivity(intent, resolvedType, 5685 flags, query, r0.priority, true, false, debug, userId); 5686 if (ri != null) { 5687 return ri; 5688 } 5689 ri = new ResolveInfo(mResolveInfo); 5690 ri.activityInfo = new ActivityInfo(ri.activityInfo); 5691 ri.activityInfo.labelRes = ResolverActivity.getLabelRes(intent.getAction()); 5692 // If all of the options come from the same package, show the application's 5693 // label and icon instead of the generic resolver's. 5694 // Some calls like Intent.resolveActivityInfo query the ResolveInfo from here 5695 // and then throw away the ResolveInfo itself, meaning that the caller loses 5696 // the resolvePackageName. Therefore the activityInfo.labelRes above provides 5697 // a fallback for this case; we only set the target package's resources on 5698 // the ResolveInfo, not the ActivityInfo. 5699 final String intentPackage = intent.getPackage(); 5700 if (!TextUtils.isEmpty(intentPackage) && allHavePackage(query, intentPackage)) { 5701 final ApplicationInfo appi = query.get(0).activityInfo.applicationInfo; 5702 ri.resolvePackageName = intentPackage; 5703 if (userNeedsBadging(userId)) { 5704 ri.noResourceId = true; 5705 } else { 5706 ri.icon = appi.icon; 5707 } 5708 ri.iconResourceId = appi.icon; 5709 ri.labelRes = appi.labelRes; 5710 } 5711 ri.activityInfo.applicationInfo = new ApplicationInfo( 5712 ri.activityInfo.applicationInfo); 5713 if (userId != 0) { 5714 ri.activityInfo.applicationInfo.uid = UserHandle.getUid(userId, 5715 UserHandle.getAppId(ri.activityInfo.applicationInfo.uid)); 5716 } 5717 // Make sure that the resolver is displayable in car mode 5718 if (ri.activityInfo.metaData == null) ri.activityInfo.metaData = new Bundle(); 5719 ri.activityInfo.metaData.putBoolean(Intent.METADATA_DOCK_HOME, true); 5720 return ri; 5721 } 5722 } 5723 return null; 5724 } 5725 5726 /** 5727 * Return true if the given list is not empty and all of its contents have 5728 * an activityInfo with the given package name. 5729 */ 5730 private boolean allHavePackage(List<ResolveInfo> list, String packageName) { 5731 if (ArrayUtils.isEmpty(list)) { 5732 return false; 5733 } 5734 for (int i = 0, N = list.size(); i < N; i++) { 5735 final ResolveInfo ri = list.get(i); 5736 final ActivityInfo ai = ri != null ? ri.activityInfo : null; 5737 if (ai == null || !packageName.equals(ai.packageName)) { 5738 return false; 5739 } 5740 } 5741 return true; 5742 } 5743 5744 private ResolveInfo findPersistentPreferredActivityLP(Intent intent, String resolvedType, 5745 int flags, List<ResolveInfo> query, boolean debug, int userId) { 5746 final int N = query.size(); 5747 PersistentPreferredIntentResolver ppir = mSettings.mPersistentPreferredActivities 5748 .get(userId); 5749 // Get the list of persistent preferred activities that handle the intent 5750 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Looking for presistent preferred activities..."); 5751 List<PersistentPreferredActivity> pprefs = ppir != null 5752 ? ppir.queryIntent(intent, resolvedType, 5753 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, 5754 userId) 5755 : null; 5756 if (pprefs != null && pprefs.size() > 0) { 5757 final int M = pprefs.size(); 5758 for (int i=0; i<M; i++) { 5759 final PersistentPreferredActivity ppa = pprefs.get(i); 5760 if (DEBUG_PREFERRED || debug) { 5761 Slog.v(TAG, "Checking PersistentPreferredActivity ds=" 5762 + (ppa.countDataSchemes() > 0 ? ppa.getDataScheme(0) : "<none>") 5763 + "\n component=" + ppa.mComponent); 5764 ppa.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 5765 } 5766 final ActivityInfo ai = getActivityInfo(ppa.mComponent, 5767 flags | MATCH_DISABLED_COMPONENTS, userId); 5768 if (DEBUG_PREFERRED || debug) { 5769 Slog.v(TAG, "Found persistent preferred activity:"); 5770 if (ai != null) { 5771 ai.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 5772 } else { 5773 Slog.v(TAG, " null"); 5774 } 5775 } 5776 if (ai == null) { 5777 // This previously registered persistent preferred activity 5778 // component is no longer known. Ignore it and do NOT remove it. 5779 continue; 5780 } 5781 for (int j=0; j<N; j++) { 5782 final ResolveInfo ri = query.get(j); 5783 if (!ri.activityInfo.applicationInfo.packageName 5784 .equals(ai.applicationInfo.packageName)) { 5785 continue; 5786 } 5787 if (!ri.activityInfo.name.equals(ai.name)) { 5788 continue; 5789 } 5790 // Found a persistent preference that can handle the intent. 5791 if (DEBUG_PREFERRED || debug) { 5792 Slog.v(TAG, "Returning persistent preferred activity: " + 5793 ri.activityInfo.packageName + "/" + ri.activityInfo.name); 5794 } 5795 return ri; 5796 } 5797 } 5798 } 5799 return null; 5800 } 5801 5802 // TODO: handle preferred activities missing while user has amnesia 5803 ResolveInfo findPreferredActivity(Intent intent, String resolvedType, int flags, 5804 List<ResolveInfo> query, int priority, boolean always, 5805 boolean removeMatches, boolean debug, int userId) { 5806 if (!sUserManager.exists(userId)) return null; 5807 flags = updateFlagsForResolve(flags, userId, intent); 5808 intent = updateIntentForResolve(intent); 5809 // writer 5810 synchronized (mPackages) { 5811 // Try to find a matching persistent preferred activity. 5812 ResolveInfo pri = findPersistentPreferredActivityLP(intent, resolvedType, flags, query, 5813 debug, userId); 5814 5815 // If a persistent preferred activity matched, use it. 5816 if (pri != null) { 5817 return pri; 5818 } 5819 5820 PreferredIntentResolver pir = mSettings.mPreferredActivities.get(userId); 5821 // Get the list of preferred activities that handle the intent 5822 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Looking for preferred activities..."); 5823 List<PreferredActivity> prefs = pir != null 5824 ? pir.queryIntent(intent, resolvedType, 5825 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, 5826 userId) 5827 : null; 5828 if (prefs != null && prefs.size() > 0) { 5829 boolean changed = false; 5830 try { 5831 // First figure out how good the original match set is. 5832 // We will only allow preferred activities that came 5833 // from the same match quality. 5834 int match = 0; 5835 5836 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Figuring out best match..."); 5837 5838 final int N = query.size(); 5839 for (int j=0; j<N; j++) { 5840 final ResolveInfo ri = query.get(j); 5841 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Match for " + ri.activityInfo 5842 + ": 0x" + Integer.toHexString(match)); 5843 if (ri.match > match) { 5844 match = ri.match; 5845 } 5846 } 5847 5848 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Best match: 0x" 5849 + Integer.toHexString(match)); 5850 5851 match &= IntentFilter.MATCH_CATEGORY_MASK; 5852 final int M = prefs.size(); 5853 for (int i=0; i<M; i++) { 5854 final PreferredActivity pa = prefs.get(i); 5855 if (DEBUG_PREFERRED || debug) { 5856 Slog.v(TAG, "Checking PreferredActivity ds=" 5857 + (pa.countDataSchemes() > 0 ? pa.getDataScheme(0) : "<none>") 5858 + "\n component=" + pa.mPref.mComponent); 5859 pa.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 5860 } 5861 if (pa.mPref.mMatch != match) { 5862 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Skipping bad match " 5863 + Integer.toHexString(pa.mPref.mMatch)); 5864 continue; 5865 } 5866 // If it's not an "always" type preferred activity and that's what we're 5867 // looking for, skip it. 5868 if (always && !pa.mPref.mAlways) { 5869 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Skipping mAlways=false entry"); 5870 continue; 5871 } 5872 final ActivityInfo ai = getActivityInfo( 5873 pa.mPref.mComponent, flags | MATCH_DISABLED_COMPONENTS 5874 | MATCH_DIRECT_BOOT_AWARE | MATCH_DIRECT_BOOT_UNAWARE, 5875 userId); 5876 if (DEBUG_PREFERRED || debug) { 5877 Slog.v(TAG, "Found preferred activity:"); 5878 if (ai != null) { 5879 ai.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 5880 } else { 5881 Slog.v(TAG, " null"); 5882 } 5883 } 5884 if (ai == null) { 5885 // This previously registered preferred activity 5886 // component is no longer known. Most likely an update 5887 // to the app was installed and in the new version this 5888 // component no longer exists. Clean it up by removing 5889 // it from the preferred activities list, and skip it. 5890 Slog.w(TAG, "Removing dangling preferred activity: " 5891 + pa.mPref.mComponent); 5892 pir.removeFilter(pa); 5893 changed = true; 5894 continue; 5895 } 5896 for (int j=0; j<N; j++) { 5897 final ResolveInfo ri = query.get(j); 5898 if (!ri.activityInfo.applicationInfo.packageName 5899 .equals(ai.applicationInfo.packageName)) { 5900 continue; 5901 } 5902 if (!ri.activityInfo.name.equals(ai.name)) { 5903 continue; 5904 } 5905 5906 if (removeMatches) { 5907 pir.removeFilter(pa); 5908 changed = true; 5909 if (DEBUG_PREFERRED) { 5910 Slog.v(TAG, "Removing match " + pa.mPref.mComponent); 5911 } 5912 break; 5913 } 5914 5915 // Okay we found a previously set preferred or last chosen app. 5916 // If the result set is different from when this 5917 // was created, we need to clear it and re-ask the 5918 // user their preference, if we're looking for an "always" type entry. 5919 if (always && !pa.mPref.sameSet(query)) { 5920 Slog.i(TAG, "Result set changed, dropping preferred activity for " 5921 + intent + " type " + resolvedType); 5922 if (DEBUG_PREFERRED) { 5923 Slog.v(TAG, "Removing preferred activity since set changed " 5924 + pa.mPref.mComponent); 5925 } 5926 pir.removeFilter(pa); 5927 // Re-add the filter as a "last chosen" entry (!always) 5928 PreferredActivity lastChosen = new PreferredActivity( 5929 pa, pa.mPref.mMatch, null, pa.mPref.mComponent, false); 5930 pir.addFilter(lastChosen); 5931 changed = true; 5932 return null; 5933 } 5934 5935 // Yay! Either the set matched or we're looking for the last chosen 5936 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Returning preferred activity: " 5937 + ri.activityInfo.packageName + "/" + ri.activityInfo.name); 5938 return ri; 5939 } 5940 } 5941 } finally { 5942 if (changed) { 5943 if (DEBUG_PREFERRED) { 5944 Slog.v(TAG, "Preferred activity bookkeeping changed; writing restrictions"); 5945 } 5946 scheduleWritePackageRestrictionsLocked(userId); 5947 } 5948 } 5949 } 5950 } 5951 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "No preferred activity to return"); 5952 return null; 5953 } 5954 5955 /* 5956 * Returns if intent can be forwarded from the sourceUserId to the targetUserId 5957 */ 5958 @Override 5959 public boolean canForwardTo(Intent intent, String resolvedType, int sourceUserId, 5960 int targetUserId) { 5961 mContext.enforceCallingOrSelfPermission( 5962 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, null); 5963 List<CrossProfileIntentFilter> matches = 5964 getMatchingCrossProfileIntentFilters(intent, resolvedType, sourceUserId); 5965 if (matches != null) { 5966 int size = matches.size(); 5967 for (int i = 0; i < size; i++) { 5968 if (matches.get(i).getTargetUserId() == targetUserId) return true; 5969 } 5970 } 5971 if (hasWebURI(intent)) { 5972 // cross-profile app linking works only towards the parent. 5973 final UserInfo parent = getProfileParent(sourceUserId); 5974 synchronized(mPackages) { 5975 int flags = updateFlagsForResolve(0, parent.id, intent); 5976 CrossProfileDomainInfo xpDomainInfo = getCrossProfileDomainPreferredLpr( 5977 intent, resolvedType, flags, sourceUserId, parent.id); 5978 return xpDomainInfo != null; 5979 } 5980 } 5981 return false; 5982 } 5983 5984 private UserInfo getProfileParent(int userId) { 5985 final long identity = Binder.clearCallingIdentity(); 5986 try { 5987 return sUserManager.getProfileParent(userId); 5988 } finally { 5989 Binder.restoreCallingIdentity(identity); 5990 } 5991 } 5992 5993 private List<CrossProfileIntentFilter> getMatchingCrossProfileIntentFilters(Intent intent, 5994 String resolvedType, int userId) { 5995 CrossProfileIntentResolver resolver = mSettings.mCrossProfileIntentResolvers.get(userId); 5996 if (resolver != null) { 5997 return resolver.queryIntent(intent, resolvedType, false /*defaultOnly*/, userId); 5998 } 5999 return null; 6000 } 6001 6002 @Override 6003 public @NonNull ParceledListSlice<ResolveInfo> queryIntentActivities(Intent intent, 6004 String resolvedType, int flags, int userId) { 6005 try { 6006 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "queryIntentActivities"); 6007 6008 return new ParceledListSlice<>( 6009 queryIntentActivitiesInternal(intent, resolvedType, flags, userId)); 6010 } finally { 6011 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 6012 } 6013 } 6014 6015 /** 6016 * Returns the package name of the calling Uid if it's an instant app. If it isn't 6017 * instant, returns {@code null}. 6018 */ 6019 private String getInstantAppPackageName(int callingUid) { 6020 final int appId = UserHandle.getAppId(callingUid); 6021 synchronized (mPackages) { 6022 final Object obj = mSettings.getUserIdLPr(appId); 6023 if (obj instanceof PackageSetting) { 6024 final PackageSetting ps = (PackageSetting) obj; 6025 final boolean isInstantApp = ps.getInstantApp(UserHandle.getUserId(callingUid)); 6026 return isInstantApp ? ps.pkg.packageName : null; 6027 } 6028 } 6029 return null; 6030 } 6031 6032 private @NonNull List<ResolveInfo> queryIntentActivitiesInternal(Intent intent, 6033 String resolvedType, int flags, int userId) { 6034 if (!sUserManager.exists(userId)) return Collections.emptyList(); 6035 final String instantAppPkgName = getInstantAppPackageName(Binder.getCallingUid()); 6036 flags = updateFlagsForResolve(flags, userId, intent); 6037 enforceCrossUserPermission(Binder.getCallingUid(), userId, 6038 false /* requireFullPermission */, false /* checkShell */, 6039 "query intent activities"); 6040 ComponentName comp = intent.getComponent(); 6041 if (comp == null) { 6042 if (intent.getSelector() != null) { 6043 intent = intent.getSelector(); 6044 comp = intent.getComponent(); 6045 } 6046 } 6047 6048 if (comp != null) { 6049 final List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 6050 final ActivityInfo ai = getActivityInfo(comp, flags, userId); 6051 if (ai != null) { 6052 // When specifying an explicit component, we prevent the activity from being 6053 // used when either 1) the calling package is normal and the activity is within 6054 // an ephemeral application or 2) the calling package is ephemeral and the 6055 // activity is not visible to ephemeral applications. 6056 final boolean matchInstantApp = 6057 (flags & PackageManager.MATCH_INSTANT) != 0; 6058 final boolean matchVisibleToInstantAppOnly = 6059 (flags & PackageManager.MATCH_VISIBLE_TO_INSTANT_APP_ONLY) != 0; 6060 final boolean isCallerInstantApp = 6061 instantAppPkgName != null; 6062 final boolean isTargetSameInstantApp = 6063 comp.getPackageName().equals(instantAppPkgName); 6064 final boolean isTargetInstantApp = 6065 (ai.applicationInfo.privateFlags 6066 & ApplicationInfo.PRIVATE_FLAG_INSTANT) != 0; 6067 final boolean isTargetHiddenFromInstantApp = 6068 (ai.flags & ActivityInfo.FLAG_VISIBLE_TO_EPHEMERAL) == 0; 6069 final boolean blockResolution = 6070 !isTargetSameInstantApp 6071 && ((!matchInstantApp && !isCallerInstantApp && isTargetInstantApp) 6072 || (matchVisibleToInstantAppOnly && isCallerInstantApp 6073 && isTargetHiddenFromInstantApp)); 6074 if (!blockResolution) { 6075 final ResolveInfo ri = new ResolveInfo(); 6076 ri.activityInfo = ai; 6077 list.add(ri); 6078 } 6079 } 6080 return list; 6081 } 6082 6083 // reader 6084 boolean sortResult = false; 6085 boolean addEphemeral = false; 6086 List<ResolveInfo> result; 6087 final String pkgName = intent.getPackage(); 6088 synchronized (mPackages) { 6089 if (pkgName == null) { 6090 List<CrossProfileIntentFilter> matchingFilters = 6091 getMatchingCrossProfileIntentFilters(intent, resolvedType, userId); 6092 // Check for results that need to skip the current profile. 6093 ResolveInfo xpResolveInfo = querySkipCurrentProfileIntents(matchingFilters, intent, 6094 resolvedType, flags, userId); 6095 if (xpResolveInfo != null) { 6096 List<ResolveInfo> xpResult = new ArrayList<ResolveInfo>(1); 6097 xpResult.add(xpResolveInfo); 6098 return filterForEphemeral( 6099 filterIfNotSystemUser(xpResult, userId), instantAppPkgName); 6100 } 6101 6102 // Check for results in the current profile. 6103 result = filterIfNotSystemUser(mActivities.queryIntent( 6104 intent, resolvedType, flags, userId), userId); 6105 addEphemeral = 6106 isEphemeralAllowed(intent, result, userId, false /*skipPackageCheck*/); 6107 6108 // Check for cross profile results. 6109 boolean hasNonNegativePriorityResult = hasNonNegativePriority(result); 6110 xpResolveInfo = queryCrossProfileIntents( 6111 matchingFilters, intent, resolvedType, flags, userId, 6112 hasNonNegativePriorityResult); 6113 if (xpResolveInfo != null && isUserEnabled(xpResolveInfo.targetUserId)) { 6114 boolean isVisibleToUser = filterIfNotSystemUser( 6115 Collections.singletonList(xpResolveInfo), userId).size() > 0; 6116 if (isVisibleToUser) { 6117 result.add(xpResolveInfo); 6118 sortResult = true; 6119 } 6120 } 6121 if (hasWebURI(intent)) { 6122 CrossProfileDomainInfo xpDomainInfo = null; 6123 final UserInfo parent = getProfileParent(userId); 6124 if (parent != null) { 6125 xpDomainInfo = getCrossProfileDomainPreferredLpr(intent, resolvedType, 6126 flags, userId, parent.id); 6127 } 6128 if (xpDomainInfo != null) { 6129 if (xpResolveInfo != null) { 6130 // If we didn't remove it, the cross-profile ResolveInfo would be twice 6131 // in the result. 6132 result.remove(xpResolveInfo); 6133 } 6134 if (result.size() == 0 && !addEphemeral) { 6135 // No result in current profile, but found candidate in parent user. 6136 // And we are not going to add emphemeral app, so we can return the 6137 // result straight away. 6138 result.add(xpDomainInfo.resolveInfo); 6139 return filterForEphemeral(result, instantAppPkgName); 6140 } 6141 } else if (result.size() <= 1 && !addEphemeral) { 6142 // No result in parent user and <= 1 result in current profile, and we 6143 // are not going to add emphemeral app, so we can return the result without 6144 // further processing. 6145 return filterForEphemeral(result, instantAppPkgName); 6146 } 6147 // We have more than one candidate (combining results from current and parent 6148 // profile), so we need filtering and sorting. 6149 result = filterCandidatesWithDomainPreferredActivitiesLPr( 6150 intent, flags, result, xpDomainInfo, userId); 6151 sortResult = true; 6152 } 6153 } else { 6154 final PackageParser.Package pkg = mPackages.get(pkgName); 6155 if (pkg != null) { 6156 result = filterForEphemeral(filterIfNotSystemUser( 6157 mActivities.queryIntentForPackage( 6158 intent, resolvedType, flags, pkg.activities, userId), 6159 userId), instantAppPkgName); 6160 } else { 6161 // the caller wants to resolve for a particular package; however, there 6162 // were no installed results, so, try to find an ephemeral result 6163 addEphemeral = isEphemeralAllowed( 6164 intent, null /*result*/, userId, true /*skipPackageCheck*/); 6165 result = new ArrayList<ResolveInfo>(); 6166 } 6167 } 6168 } 6169 if (addEphemeral) { 6170 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "resolveEphemeral"); 6171 final EphemeralRequest requestObject = new EphemeralRequest( 6172 null /*responseObj*/, intent /*origIntent*/, resolvedType, 6173 null /*launchIntent*/, null /*callingPackage*/, userId); 6174 final EphemeralResponse intentInfo = EphemeralResolver.doEphemeralResolutionPhaseOne( 6175 mContext, mEphemeralResolverConnection, requestObject); 6176 if (intentInfo != null) { 6177 if (DEBUG_EPHEMERAL) { 6178 Slog.v(TAG, "Adding ephemeral installer to the ResolveInfo list"); 6179 } 6180 final ResolveInfo ephemeralInstaller = new ResolveInfo(mEphemeralInstallerInfo); 6181 ephemeralInstaller.ephemeralResponse = intentInfo; 6182 // make sure this resolver is the default 6183 ephemeralInstaller.isDefault = true; 6184 ephemeralInstaller.match = IntentFilter.MATCH_CATEGORY_SCHEME_SPECIFIC_PART 6185 | IntentFilter.MATCH_ADJUSTMENT_NORMAL; 6186 // add a non-generic filter 6187 ephemeralInstaller.filter = new IntentFilter(intent.getAction()); 6188 ephemeralInstaller.filter.addDataPath( 6189 intent.getData().getPath(), PatternMatcher.PATTERN_LITERAL); 6190 result.add(ephemeralInstaller); 6191 } 6192 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 6193 } 6194 if (sortResult) { 6195 Collections.sort(result, mResolvePrioritySorter); 6196 } 6197 return filterForEphemeral(result, instantAppPkgName); 6198 } 6199 6200 private static class CrossProfileDomainInfo { 6201 /* ResolveInfo for IntentForwarderActivity to send the intent to the other profile */ 6202 ResolveInfo resolveInfo; 6203 /* Best domain verification status of the activities found in the other profile */ 6204 int bestDomainVerificationStatus; 6205 } 6206 6207 private CrossProfileDomainInfo getCrossProfileDomainPreferredLpr(Intent intent, 6208 String resolvedType, int flags, int sourceUserId, int parentUserId) { 6209 if (!sUserManager.hasUserRestriction(UserManager.ALLOW_PARENT_PROFILE_APP_LINKING, 6210 sourceUserId)) { 6211 return null; 6212 } 6213 List<ResolveInfo> resultTargetUser = mActivities.queryIntent(intent, 6214 resolvedType, flags, parentUserId); 6215 6216 if (resultTargetUser == null || resultTargetUser.isEmpty()) { 6217 return null; 6218 } 6219 CrossProfileDomainInfo result = null; 6220 int size = resultTargetUser.size(); 6221 for (int i = 0; i < size; i++) { 6222 ResolveInfo riTargetUser = resultTargetUser.get(i); 6223 // Intent filter verification is only for filters that specify a host. So don't return 6224 // those that handle all web uris. 6225 if (riTargetUser.handleAllWebDataURI) { 6226 continue; 6227 } 6228 String packageName = riTargetUser.activityInfo.packageName; 6229 PackageSetting ps = mSettings.mPackages.get(packageName); 6230 if (ps == null) { 6231 continue; 6232 } 6233 long verificationState = getDomainVerificationStatusLPr(ps, parentUserId); 6234 int status = (int)(verificationState >> 32); 6235 if (result == null) { 6236 result = new CrossProfileDomainInfo(); 6237 result.resolveInfo = createForwardingResolveInfoUnchecked(new IntentFilter(), 6238 sourceUserId, parentUserId); 6239 result.bestDomainVerificationStatus = status; 6240 } else { 6241 result.bestDomainVerificationStatus = bestDomainVerificationStatus(status, 6242 result.bestDomainVerificationStatus); 6243 } 6244 } 6245 // Don't consider matches with status NEVER across profiles. 6246 if (result != null && result.bestDomainVerificationStatus 6247 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER) { 6248 return null; 6249 } 6250 return result; 6251 } 6252 6253 /** 6254 * Verification statuses are ordered from the worse to the best, except for 6255 * INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER, which is the worse. 6256 */ 6257 private int bestDomainVerificationStatus(int status1, int status2) { 6258 if (status1 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER) { 6259 return status2; 6260 } 6261 if (status2 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER) { 6262 return status1; 6263 } 6264 return (int) MathUtils.max(status1, status2); 6265 } 6266 6267 private boolean isUserEnabled(int userId) { 6268 long callingId = Binder.clearCallingIdentity(); 6269 try { 6270 UserInfo userInfo = sUserManager.getUserInfo(userId); 6271 return userInfo != null && userInfo.isEnabled(); 6272 } finally { 6273 Binder.restoreCallingIdentity(callingId); 6274 } 6275 } 6276 6277 /** 6278 * Filter out activities with systemUserOnly flag set, when current user is not System. 6279 * 6280 * @return filtered list 6281 */ 6282 private List<ResolveInfo> filterIfNotSystemUser(List<ResolveInfo> resolveInfos, int userId) { 6283 if (userId == UserHandle.USER_SYSTEM) { 6284 return resolveInfos; 6285 } 6286 for (int i = resolveInfos.size() - 1; i >= 0; i--) { 6287 ResolveInfo info = resolveInfos.get(i); 6288 if ((info.activityInfo.flags & ActivityInfo.FLAG_SYSTEM_USER_ONLY) != 0) { 6289 resolveInfos.remove(i); 6290 } 6291 } 6292 return resolveInfos; 6293 } 6294 6295 /** 6296 * Filters out ephemeral activities. 6297 * <p>When resolving for an ephemeral app, only activities that 1) are defined in the 6298 * ephemeral app or 2) marked with {@code visibleToEphemeral} are returned. 6299 * 6300 * @param resolveInfos The pre-filtered list of resolved activities 6301 * @param ephemeralPkgName The ephemeral package name. If {@code null}, no filtering 6302 * is performed. 6303 * @return A filtered list of resolved activities. 6304 */ 6305 private List<ResolveInfo> filterForEphemeral(List<ResolveInfo> resolveInfos, 6306 String ephemeralPkgName) { 6307 if (ephemeralPkgName == null) { 6308 return resolveInfos; 6309 } 6310 for (int i = resolveInfos.size() - 1; i >= 0; i--) { 6311 ResolveInfo info = resolveInfos.get(i); 6312 final boolean isEphemeralApp = info.activityInfo.applicationInfo.isInstantApp(); 6313 // allow activities that are defined in the provided package 6314 if (isEphemeralApp && ephemeralPkgName.equals(info.activityInfo.packageName)) { 6315 continue; 6316 } 6317 // allow activities that have been explicitly exposed to ephemeral apps 6318 if (!isEphemeralApp 6319 && ((info.activityInfo.flags & ActivityInfo.FLAG_VISIBLE_TO_EPHEMERAL) != 0)) { 6320 continue; 6321 } 6322 resolveInfos.remove(i); 6323 } 6324 return resolveInfos; 6325 } 6326 6327 /** 6328 * @param resolveInfos list of resolve infos in descending priority order 6329 * @return if the list contains a resolve info with non-negative priority 6330 */ 6331 private boolean hasNonNegativePriority(List<ResolveInfo> resolveInfos) { 6332 return resolveInfos.size() > 0 && resolveInfos.get(0).priority >= 0; 6333 } 6334 6335 private static boolean hasWebURI(Intent intent) { 6336 if (intent.getData() == null) { 6337 return false; 6338 } 6339 final String scheme = intent.getScheme(); 6340 if (TextUtils.isEmpty(scheme)) { 6341 return false; 6342 } 6343 return scheme.equals(IntentFilter.SCHEME_HTTP) || scheme.equals(IntentFilter.SCHEME_HTTPS); 6344 } 6345 6346 private List<ResolveInfo> filterCandidatesWithDomainPreferredActivitiesLPr(Intent intent, 6347 int matchFlags, List<ResolveInfo> candidates, CrossProfileDomainInfo xpDomainInfo, 6348 int userId) { 6349 final boolean debug = (intent.getFlags() & Intent.FLAG_DEBUG_LOG_RESOLUTION) != 0; 6350 6351 if (DEBUG_PREFERRED || DEBUG_DOMAIN_VERIFICATION) { 6352 Slog.v(TAG, "Filtering results with preferred activities. Candidates count: " + 6353 candidates.size()); 6354 } 6355 6356 ArrayList<ResolveInfo> result = new ArrayList<ResolveInfo>(); 6357 ArrayList<ResolveInfo> alwaysList = new ArrayList<ResolveInfo>(); 6358 ArrayList<ResolveInfo> undefinedList = new ArrayList<ResolveInfo>(); 6359 ArrayList<ResolveInfo> alwaysAskList = new ArrayList<ResolveInfo>(); 6360 ArrayList<ResolveInfo> neverList = new ArrayList<ResolveInfo>(); 6361 ArrayList<ResolveInfo> matchAllList = new ArrayList<ResolveInfo>(); 6362 6363 synchronized (mPackages) { 6364 final int count = candidates.size(); 6365 // First, try to use linked apps. Partition the candidates into four lists: 6366 // one for the final results, one for the "do not use ever", one for "undefined status" 6367 // and finally one for "browser app type". 6368 for (int n=0; n<count; n++) { 6369 ResolveInfo info = candidates.get(n); 6370 String packageName = info.activityInfo.packageName; 6371 PackageSetting ps = mSettings.mPackages.get(packageName); 6372 if (ps != null) { 6373 // Add to the special match all list (Browser use case) 6374 if (info.handleAllWebDataURI) { 6375 matchAllList.add(info); 6376 continue; 6377 } 6378 // Try to get the status from User settings first 6379 long packedStatus = getDomainVerificationStatusLPr(ps, userId); 6380 int status = (int)(packedStatus >> 32); 6381 int linkGeneration = (int)(packedStatus & 0xFFFFFFFF); 6382 if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS) { 6383 if (DEBUG_DOMAIN_VERIFICATION || debug) { 6384 Slog.i(TAG, " + always: " + info.activityInfo.packageName 6385 + " : linkgen=" + linkGeneration); 6386 } 6387 // Use link-enabled generation as preferredOrder, i.e. 6388 // prefer newly-enabled over earlier-enabled. 6389 info.preferredOrder = linkGeneration; 6390 alwaysList.add(info); 6391 } else if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER) { 6392 if (DEBUG_DOMAIN_VERIFICATION || debug) { 6393 Slog.i(TAG, " + never: " + info.activityInfo.packageName); 6394 } 6395 neverList.add(info); 6396 } else if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS_ASK) { 6397 if (DEBUG_DOMAIN_VERIFICATION || debug) { 6398 Slog.i(TAG, " + always-ask: " + info.activityInfo.packageName); 6399 } 6400 alwaysAskList.add(info); 6401 } else if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED || 6402 status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK) { 6403 if (DEBUG_DOMAIN_VERIFICATION || debug) { 6404 Slog.i(TAG, " + ask: " + info.activityInfo.packageName); 6405 } 6406 undefinedList.add(info); 6407 } 6408 } 6409 } 6410 6411 // We'll want to include browser possibilities in a few cases 6412 boolean includeBrowser = false; 6413 6414 // First try to add the "always" resolution(s) for the current user, if any 6415 if (alwaysList.size() > 0) { 6416 result.addAll(alwaysList); 6417 } else { 6418 // Add all undefined apps as we want them to appear in the disambiguation dialog. 6419 result.addAll(undefinedList); 6420 // Maybe add one for the other profile. 6421 if (xpDomainInfo != null && ( 6422 xpDomainInfo.bestDomainVerificationStatus 6423 != INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER)) { 6424 result.add(xpDomainInfo.resolveInfo); 6425 } 6426 includeBrowser = true; 6427 } 6428 6429 // The presence of any 'always ask' alternatives means we'll also offer browsers. 6430 // If there were 'always' entries their preferred order has been set, so we also 6431 // back that off to make the alternatives equivalent 6432 if (alwaysAskList.size() > 0) { 6433 for (ResolveInfo i : result) { 6434 i.preferredOrder = 0; 6435 } 6436 result.addAll(alwaysAskList); 6437 includeBrowser = true; 6438 } 6439 6440 if (includeBrowser) { 6441 // Also add browsers (all of them or only the default one) 6442 if (DEBUG_DOMAIN_VERIFICATION) { 6443 Slog.v(TAG, " ...including browsers in candidate set"); 6444 } 6445 if ((matchFlags & MATCH_ALL) != 0) { 6446 result.addAll(matchAllList); 6447 } else { 6448 // Browser/generic handling case. If there's a default browser, go straight 6449 // to that (but only if there is no other higher-priority match). 6450 final String defaultBrowserPackageName = getDefaultBrowserPackageName(userId); 6451 int maxMatchPrio = 0; 6452 ResolveInfo defaultBrowserMatch = null; 6453 final int numCandidates = matchAllList.size(); 6454 for (int n = 0; n < numCandidates; n++) { 6455 ResolveInfo info = matchAllList.get(n); 6456 // track the highest overall match priority... 6457 if (info.priority > maxMatchPrio) { 6458 maxMatchPrio = info.priority; 6459 } 6460 // ...and the highest-priority default browser match 6461 if (info.activityInfo.packageName.equals(defaultBrowserPackageName)) { 6462 if (defaultBrowserMatch == null 6463 || (defaultBrowserMatch.priority < info.priority)) { 6464 if (debug) { 6465 Slog.v(TAG, "Considering default browser match " + info); 6466 } 6467 defaultBrowserMatch = info; 6468 } 6469 } 6470 } 6471 if (defaultBrowserMatch != null 6472 && defaultBrowserMatch.priority >= maxMatchPrio 6473 && !TextUtils.isEmpty(defaultBrowserPackageName)) 6474 { 6475 if (debug) { 6476 Slog.v(TAG, "Default browser match " + defaultBrowserMatch); 6477 } 6478 result.add(defaultBrowserMatch); 6479 } else { 6480 result.addAll(matchAllList); 6481 } 6482 } 6483 6484 // If there is nothing selected, add all candidates and remove the ones that the user 6485 // has explicitly put into the INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER state 6486 if (result.size() == 0) { 6487 result.addAll(candidates); 6488 result.removeAll(neverList); 6489 } 6490 } 6491 } 6492 if (DEBUG_PREFERRED || DEBUG_DOMAIN_VERIFICATION) { 6493 Slog.v(TAG, "Filtered results with preferred activities. New candidates count: " + 6494 result.size()); 6495 for (ResolveInfo info : result) { 6496 Slog.v(TAG, " + " + info.activityInfo); 6497 } 6498 } 6499 return result; 6500 } 6501 6502 // Returns a packed value as a long: 6503 // 6504 // high 'int'-sized word: link status: undefined/ask/never/always. 6505 // low 'int'-sized word: relative priority among 'always' results. 6506 private long getDomainVerificationStatusLPr(PackageSetting ps, int userId) { 6507 long result = ps.getDomainVerificationStatusForUser(userId); 6508 // if none available, get the master status 6509 if (result >> 32 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED) { 6510 if (ps.getIntentFilterVerificationInfo() != null) { 6511 result = ((long)ps.getIntentFilterVerificationInfo().getStatus()) << 32; 6512 } 6513 } 6514 return result; 6515 } 6516 6517 private ResolveInfo querySkipCurrentProfileIntents( 6518 List<CrossProfileIntentFilter> matchingFilters, Intent intent, String resolvedType, 6519 int flags, int sourceUserId) { 6520 if (matchingFilters != null) { 6521 int size = matchingFilters.size(); 6522 for (int i = 0; i < size; i ++) { 6523 CrossProfileIntentFilter filter = matchingFilters.get(i); 6524 if ((filter.getFlags() & PackageManager.SKIP_CURRENT_PROFILE) != 0) { 6525 // Checking if there are activities in the target user that can handle the 6526 // intent. 6527 ResolveInfo resolveInfo = createForwardingResolveInfo(filter, intent, 6528 resolvedType, flags, sourceUserId); 6529 if (resolveInfo != null) { 6530 return resolveInfo; 6531 } 6532 } 6533 } 6534 } 6535 return null; 6536 } 6537 6538 // Return matching ResolveInfo in target user if any. 6539 private ResolveInfo queryCrossProfileIntents( 6540 List<CrossProfileIntentFilter> matchingFilters, Intent intent, String resolvedType, 6541 int flags, int sourceUserId, boolean matchInCurrentProfile) { 6542 if (matchingFilters != null) { 6543 // Two {@link CrossProfileIntentFilter}s can have the same targetUserId and 6544 // match the same intent. For performance reasons, it is better not to 6545 // run queryIntent twice for the same userId 6546 SparseBooleanArray alreadyTriedUserIds = new SparseBooleanArray(); 6547 int size = matchingFilters.size(); 6548 for (int i = 0; i < size; i++) { 6549 CrossProfileIntentFilter filter = matchingFilters.get(i); 6550 int targetUserId = filter.getTargetUserId(); 6551 boolean skipCurrentProfile = 6552 (filter.getFlags() & PackageManager.SKIP_CURRENT_PROFILE) != 0; 6553 boolean skipCurrentProfileIfNoMatchFound = 6554 (filter.getFlags() & PackageManager.ONLY_IF_NO_MATCH_FOUND) != 0; 6555 if (!skipCurrentProfile && !alreadyTriedUserIds.get(targetUserId) 6556 && (!skipCurrentProfileIfNoMatchFound || !matchInCurrentProfile)) { 6557 // Checking if there are activities in the target user that can handle the 6558 // intent. 6559 ResolveInfo resolveInfo = createForwardingResolveInfo(filter, intent, 6560 resolvedType, flags, sourceUserId); 6561 if (resolveInfo != null) return resolveInfo; 6562 alreadyTriedUserIds.put(targetUserId, true); 6563 } 6564 } 6565 } 6566 return null; 6567 } 6568 6569 /** 6570 * If the filter's target user can handle the intent and is enabled: returns a ResolveInfo that 6571 * will forward the intent to the filter's target user. 6572 * Otherwise, returns null. 6573 */ 6574 private ResolveInfo createForwardingResolveInfo(CrossProfileIntentFilter filter, Intent intent, 6575 String resolvedType, int flags, int sourceUserId) { 6576 int targetUserId = filter.getTargetUserId(); 6577 List<ResolveInfo> resultTargetUser = mActivities.queryIntent(intent, 6578 resolvedType, flags, targetUserId); 6579 if (resultTargetUser != null && isUserEnabled(targetUserId)) { 6580 // If all the matches in the target profile are suspended, return null. 6581 for (int i = resultTargetUser.size() - 1; i >= 0; i--) { 6582 if ((resultTargetUser.get(i).activityInfo.applicationInfo.flags 6583 & ApplicationInfo.FLAG_SUSPENDED) == 0) { 6584 return createForwardingResolveInfoUnchecked(filter, sourceUserId, 6585 targetUserId); 6586 } 6587 } 6588 } 6589 return null; 6590 } 6591 6592 private ResolveInfo createForwardingResolveInfoUnchecked(IntentFilter filter, 6593 int sourceUserId, int targetUserId) { 6594 ResolveInfo forwardingResolveInfo = new ResolveInfo(); 6595 long ident = Binder.clearCallingIdentity(); 6596 boolean targetIsProfile; 6597 try { 6598 targetIsProfile = sUserManager.getUserInfo(targetUserId).isManagedProfile(); 6599 } finally { 6600 Binder.restoreCallingIdentity(ident); 6601 } 6602 String className; 6603 if (targetIsProfile) { 6604 className = FORWARD_INTENT_TO_MANAGED_PROFILE; 6605 } else { 6606 className = FORWARD_INTENT_TO_PARENT; 6607 } 6608 ComponentName forwardingActivityComponentName = new ComponentName( 6609 mAndroidApplication.packageName, className); 6610 ActivityInfo forwardingActivityInfo = getActivityInfo(forwardingActivityComponentName, 0, 6611 sourceUserId); 6612 if (!targetIsProfile) { 6613 forwardingActivityInfo.showUserIcon = targetUserId; 6614 forwardingResolveInfo.noResourceId = true; 6615 } 6616 forwardingResolveInfo.activityInfo = forwardingActivityInfo; 6617 forwardingResolveInfo.priority = 0; 6618 forwardingResolveInfo.preferredOrder = 0; 6619 forwardingResolveInfo.match = 0; 6620 forwardingResolveInfo.isDefault = true; 6621 forwardingResolveInfo.filter = filter; 6622 forwardingResolveInfo.targetUserId = targetUserId; 6623 return forwardingResolveInfo; 6624 } 6625 6626 @Override 6627 public @NonNull ParceledListSlice<ResolveInfo> queryIntentActivityOptions(ComponentName caller, 6628 Intent[] specifics, String[] specificTypes, Intent intent, 6629 String resolvedType, int flags, int userId) { 6630 return new ParceledListSlice<>(queryIntentActivityOptionsInternal(caller, specifics, 6631 specificTypes, intent, resolvedType, flags, userId)); 6632 } 6633 6634 private @NonNull List<ResolveInfo> queryIntentActivityOptionsInternal(ComponentName caller, 6635 Intent[] specifics, String[] specificTypes, Intent intent, 6636 String resolvedType, int flags, int userId) { 6637 if (!sUserManager.exists(userId)) return Collections.emptyList(); 6638 flags = updateFlagsForResolve(flags, userId, intent); 6639 enforceCrossUserPermission(Binder.getCallingUid(), userId, 6640 false /* requireFullPermission */, false /* checkShell */, 6641 "query intent activity options"); 6642 final String resultsAction = intent.getAction(); 6643 6644 final List<ResolveInfo> results = queryIntentActivitiesInternal(intent, resolvedType, flags 6645 | PackageManager.GET_RESOLVED_FILTER, userId); 6646 6647 if (DEBUG_INTENT_MATCHING) { 6648 Log.v(TAG, "Query " + intent + ": " + results); 6649 } 6650 6651 int specificsPos = 0; 6652 int N; 6653 6654 // todo: note that the algorithm used here is O(N^2). This 6655 // isn't a problem in our current environment, but if we start running 6656 // into situations where we have more than 5 or 10 matches then this 6657 // should probably be changed to something smarter... 6658 6659 // First we go through and resolve each of the specific items 6660 // that were supplied, taking care of removing any corresponding 6661 // duplicate items in the generic resolve list. 6662 if (specifics != null) { 6663 for (int i=0; i<specifics.length; i++) { 6664 final Intent sintent = specifics[i]; 6665 if (sintent == null) { 6666 continue; 6667 } 6668 6669 if (DEBUG_INTENT_MATCHING) { 6670 Log.v(TAG, "Specific #" + i + ": " + sintent); 6671 } 6672 6673 String action = sintent.getAction(); 6674 if (resultsAction != null && resultsAction.equals(action)) { 6675 // If this action was explicitly requested, then don't 6676 // remove things that have it. 6677 action = null; 6678 } 6679 6680 ResolveInfo ri = null; 6681 ActivityInfo ai = null; 6682 6683 ComponentName comp = sintent.getComponent(); 6684 if (comp == null) { 6685 ri = resolveIntent( 6686 sintent, 6687 specificTypes != null ? specificTypes[i] : null, 6688 flags, userId); 6689 if (ri == null) { 6690 continue; 6691 } 6692 if (ri == mResolveInfo) { 6693 // ACK! Must do something better with this. 6694 } 6695 ai = ri.activityInfo; 6696 comp = new ComponentName(ai.applicationInfo.packageName, 6697 ai.name); 6698 } else { 6699 ai = getActivityInfo(comp, flags, userId); 6700 if (ai == null) { 6701 continue; 6702 } 6703 } 6704 6705 // Look for any generic query activities that are duplicates 6706 // of this specific one, and remove them from the results. 6707 if (DEBUG_INTENT_MATCHING) Log.v(TAG, "Specific #" + i + ": " + ai); 6708 N = results.size(); 6709 int j; 6710 for (j=specificsPos; j<N; j++) { 6711 ResolveInfo sri = results.get(j); 6712 if ((sri.activityInfo.name.equals(comp.getClassName()) 6713 && sri.activityInfo.applicationInfo.packageName.equals( 6714 comp.getPackageName())) 6715 || (action != null && sri.filter.matchAction(action))) { 6716 results.remove(j); 6717 if (DEBUG_INTENT_MATCHING) Log.v( 6718 TAG, "Removing duplicate item from " + j 6719 + " due to specific " + specificsPos); 6720 if (ri == null) { 6721 ri = sri; 6722 } 6723 j--; 6724 N--; 6725 } 6726 } 6727 6728 // Add this specific item to its proper place. 6729 if (ri == null) { 6730 ri = new ResolveInfo(); 6731 ri.activityInfo = ai; 6732 } 6733 results.add(specificsPos, ri); 6734 ri.specificIndex = i; 6735 specificsPos++; 6736 } 6737 } 6738 6739 // Now we go through the remaining generic results and remove any 6740 // duplicate actions that are found here. 6741 N = results.size(); 6742 for (int i=specificsPos; i<N-1; i++) { 6743 final ResolveInfo rii = results.get(i); 6744 if (rii.filter == null) { 6745 continue; 6746 } 6747 6748 // Iterate over all of the actions of this result's intent 6749 // filter... typically this should be just one. 6750 final Iterator<String> it = rii.filter.actionsIterator(); 6751 if (it == null) { 6752 continue; 6753 } 6754 while (it.hasNext()) { 6755 final String action = it.next(); 6756 if (resultsAction != null && resultsAction.equals(action)) { 6757 // If this action was explicitly requested, then don't 6758 // remove things that have it. 6759 continue; 6760 } 6761 for (int j=i+1; j<N; j++) { 6762 final ResolveInfo rij = results.get(j); 6763 if (rij.filter != null && rij.filter.hasAction(action)) { 6764 results.remove(j); 6765 if (DEBUG_INTENT_MATCHING) Log.v( 6766 TAG, "Removing duplicate item from " + j 6767 + " due to action " + action + " at " + i); 6768 j--; 6769 N--; 6770 } 6771 } 6772 } 6773 6774 // If the caller didn't request filter information, drop it now 6775 // so we don't have to marshall/unmarshall it. 6776 if ((flags&PackageManager.GET_RESOLVED_FILTER) == 0) { 6777 rii.filter = null; 6778 } 6779 } 6780 6781 // Filter out the caller activity if so requested. 6782 if (caller != null) { 6783 N = results.size(); 6784 for (int i=0; i<N; i++) { 6785 ActivityInfo ainfo = results.get(i).activityInfo; 6786 if (caller.getPackageName().equals(ainfo.applicationInfo.packageName) 6787 && caller.getClassName().equals(ainfo.name)) { 6788 results.remove(i); 6789 break; 6790 } 6791 } 6792 } 6793 6794 // If the caller didn't request filter information, 6795 // drop them now so we don't have to 6796 // marshall/unmarshall it. 6797 if ((flags&PackageManager.GET_RESOLVED_FILTER) == 0) { 6798 N = results.size(); 6799 for (int i=0; i<N; i++) { 6800 results.get(i).filter = null; 6801 } 6802 } 6803 6804 if (DEBUG_INTENT_MATCHING) Log.v(TAG, "Result: " + results); 6805 return results; 6806 } 6807 6808 @Override 6809 public @NonNull ParceledListSlice<ResolveInfo> queryIntentReceivers(Intent intent, 6810 String resolvedType, int flags, int userId) { 6811 return new ParceledListSlice<>( 6812 queryIntentReceiversInternal(intent, resolvedType, flags, userId)); 6813 } 6814 6815 private @NonNull List<ResolveInfo> queryIntentReceiversInternal(Intent intent, 6816 String resolvedType, int flags, int userId) { 6817 if (!sUserManager.exists(userId)) return Collections.emptyList(); 6818 flags = updateFlagsForResolve(flags, userId, intent); 6819 ComponentName comp = intent.getComponent(); 6820 if (comp == null) { 6821 if (intent.getSelector() != null) { 6822 intent = intent.getSelector(); 6823 comp = intent.getComponent(); 6824 } 6825 } 6826 if (comp != null) { 6827 List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 6828 ActivityInfo ai = getReceiverInfo(comp, flags, userId); 6829 if (ai != null) { 6830 ResolveInfo ri = new ResolveInfo(); 6831 ri.activityInfo = ai; 6832 list.add(ri); 6833 } 6834 return list; 6835 } 6836 6837 // reader 6838 synchronized (mPackages) { 6839 String pkgName = intent.getPackage(); 6840 if (pkgName == null) { 6841 return mReceivers.queryIntent(intent, resolvedType, flags, userId); 6842 } 6843 final PackageParser.Package pkg = mPackages.get(pkgName); 6844 if (pkg != null) { 6845 return mReceivers.queryIntentForPackage(intent, resolvedType, flags, pkg.receivers, 6846 userId); 6847 } 6848 return Collections.emptyList(); 6849 } 6850 } 6851 6852 @Override 6853 public ResolveInfo resolveService(Intent intent, String resolvedType, int flags, int userId) { 6854 if (!sUserManager.exists(userId)) return null; 6855 flags = updateFlagsForResolve(flags, userId, intent); 6856 List<ResolveInfo> query = queryIntentServicesInternal(intent, resolvedType, flags, userId); 6857 if (query != null) { 6858 if (query.size() >= 1) { 6859 // If there is more than one service with the same priority, 6860 // just arbitrarily pick the first one. 6861 return query.get(0); 6862 } 6863 } 6864 return null; 6865 } 6866 6867 @Override 6868 public @NonNull ParceledListSlice<ResolveInfo> queryIntentServices(Intent intent, 6869 String resolvedType, int flags, int userId) { 6870 return new ParceledListSlice<>( 6871 queryIntentServicesInternal(intent, resolvedType, flags, userId)); 6872 } 6873 6874 private @NonNull List<ResolveInfo> queryIntentServicesInternal(Intent intent, 6875 String resolvedType, int flags, int userId) { 6876 if (!sUserManager.exists(userId)) return Collections.emptyList(); 6877 flags = updateFlagsForResolve(flags, userId, intent); 6878 ComponentName comp = intent.getComponent(); 6879 if (comp == null) { 6880 if (intent.getSelector() != null) { 6881 intent = intent.getSelector(); 6882 comp = intent.getComponent(); 6883 } 6884 } 6885 if (comp != null) { 6886 final List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 6887 final ServiceInfo si = getServiceInfo(comp, flags, userId); 6888 if (si != null) { 6889 final ResolveInfo ri = new ResolveInfo(); 6890 ri.serviceInfo = si; 6891 list.add(ri); 6892 } 6893 return list; 6894 } 6895 6896 // reader 6897 synchronized (mPackages) { 6898 String pkgName = intent.getPackage(); 6899 if (pkgName == null) { 6900 return mServices.queryIntent(intent, resolvedType, flags, userId); 6901 } 6902 final PackageParser.Package pkg = mPackages.get(pkgName); 6903 if (pkg != null) { 6904 return mServices.queryIntentForPackage(intent, resolvedType, flags, pkg.services, 6905 userId); 6906 } 6907 return Collections.emptyList(); 6908 } 6909 } 6910 6911 @Override 6912 public @NonNull ParceledListSlice<ResolveInfo> queryIntentContentProviders(Intent intent, 6913 String resolvedType, int flags, int userId) { 6914 return new ParceledListSlice<>( 6915 queryIntentContentProvidersInternal(intent, resolvedType, flags, userId)); 6916 } 6917 6918 private @NonNull List<ResolveInfo> queryIntentContentProvidersInternal( 6919 Intent intent, String resolvedType, int flags, int userId) { 6920 if (!sUserManager.exists(userId)) return Collections.emptyList(); 6921 flags = updateFlagsForResolve(flags, userId, intent); 6922 ComponentName comp = intent.getComponent(); 6923 if (comp == null) { 6924 if (intent.getSelector() != null) { 6925 intent = intent.getSelector(); 6926 comp = intent.getComponent(); 6927 } 6928 } 6929 if (comp != null) { 6930 final List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 6931 final ProviderInfo pi = getProviderInfo(comp, flags, userId); 6932 if (pi != null) { 6933 final ResolveInfo ri = new ResolveInfo(); 6934 ri.providerInfo = pi; 6935 list.add(ri); 6936 } 6937 return list; 6938 } 6939 6940 // reader 6941 synchronized (mPackages) { 6942 String pkgName = intent.getPackage(); 6943 if (pkgName == null) { 6944 return mProviders.queryIntent(intent, resolvedType, flags, userId); 6945 } 6946 final PackageParser.Package pkg = mPackages.get(pkgName); 6947 if (pkg != null) { 6948 return mProviders.queryIntentForPackage( 6949 intent, resolvedType, flags, pkg.providers, userId); 6950 } 6951 return Collections.emptyList(); 6952 } 6953 } 6954 6955 @Override 6956 public ParceledListSlice<PackageInfo> getInstalledPackages(int flags, int userId) { 6957 if (!sUserManager.exists(userId)) return ParceledListSlice.emptyList(); 6958 flags = updateFlagsForPackage(flags, userId, null); 6959 final boolean listUninstalled = (flags & MATCH_KNOWN_PACKAGES) != 0; 6960 enforceCrossUserPermission(Binder.getCallingUid(), userId, 6961 true /* requireFullPermission */, false /* checkShell */, 6962 "get installed packages"); 6963 6964 // writer 6965 synchronized (mPackages) { 6966 ArrayList<PackageInfo> list; 6967 if (listUninstalled) { 6968 list = new ArrayList<>(mSettings.mPackages.size()); 6969 for (PackageSetting ps : mSettings.mPackages.values()) { 6970 if (filterSharedLibPackageLPr(ps, Binder.getCallingUid(), userId)) { 6971 continue; 6972 } 6973 final PackageInfo pi = generatePackageInfo(ps, flags, userId); 6974 if (pi != null) { 6975 list.add(pi); 6976 } 6977 } 6978 } else { 6979 list = new ArrayList<>(mPackages.size()); 6980 for (PackageParser.Package p : mPackages.values()) { 6981 if (filterSharedLibPackageLPr((PackageSetting) p.mExtras, 6982 Binder.getCallingUid(), userId)) { 6983 continue; 6984 } 6985 final PackageInfo pi = generatePackageInfo((PackageSetting) 6986 p.mExtras, flags, userId); 6987 if (pi != null) { 6988 list.add(pi); 6989 } 6990 } 6991 } 6992 6993 return new ParceledListSlice<>(list); 6994 } 6995 } 6996 6997 private void addPackageHoldingPermissions(ArrayList<PackageInfo> list, PackageSetting ps, 6998 String[] permissions, boolean[] tmp, int flags, int userId) { 6999 int numMatch = 0; 7000 final PermissionsState permissionsState = ps.getPermissionsState(); 7001 for (int i=0; i<permissions.length; i++) { 7002 final String permission = permissions[i]; 7003 if (permissionsState.hasPermission(permission, userId)) { 7004 tmp[i] = true; 7005 numMatch++; 7006 } else { 7007 tmp[i] = false; 7008 } 7009 } 7010 if (numMatch == 0) { 7011 return; 7012 } 7013 final PackageInfo pi = generatePackageInfo(ps, flags, userId); 7014 7015 // The above might return null in cases of uninstalled apps or install-state 7016 // skew across users/profiles. 7017 if (pi != null) { 7018 if ((flags&PackageManager.GET_PERMISSIONS) == 0) { 7019 if (numMatch == permissions.length) { 7020 pi.requestedPermissions = permissions; 7021 } else { 7022 pi.requestedPermissions = new String[numMatch]; 7023 numMatch = 0; 7024 for (int i=0; i<permissions.length; i++) { 7025 if (tmp[i]) { 7026 pi.requestedPermissions[numMatch] = permissions[i]; 7027 numMatch++; 7028 } 7029 } 7030 } 7031 } 7032 list.add(pi); 7033 } 7034 } 7035 7036 @Override 7037 public ParceledListSlice<PackageInfo> getPackagesHoldingPermissions( 7038 String[] permissions, int flags, int userId) { 7039 if (!sUserManager.exists(userId)) return ParceledListSlice.emptyList(); 7040 flags = updateFlagsForPackage(flags, userId, permissions); 7041 enforceCrossUserPermission(Binder.getCallingUid(), userId, 7042 true /* requireFullPermission */, false /* checkShell */, 7043 "get packages holding permissions"); 7044 final boolean listUninstalled = (flags & MATCH_KNOWN_PACKAGES) != 0; 7045 7046 // writer 7047 synchronized (mPackages) { 7048 ArrayList<PackageInfo> list = new ArrayList<PackageInfo>(); 7049 boolean[] tmpBools = new boolean[permissions.length]; 7050 if (listUninstalled) { 7051 for (PackageSetting ps : mSettings.mPackages.values()) { 7052 addPackageHoldingPermissions(list, ps, permissions, tmpBools, flags, 7053 userId); 7054 } 7055 } else { 7056 for (PackageParser.Package pkg : mPackages.values()) { 7057 PackageSetting ps = (PackageSetting)pkg.mExtras; 7058 if (ps != null) { 7059 addPackageHoldingPermissions(list, ps, permissions, tmpBools, flags, 7060 userId); 7061 } 7062 } 7063 } 7064 7065 return new ParceledListSlice<PackageInfo>(list); 7066 } 7067 } 7068 7069 @Override 7070 public ParceledListSlice<ApplicationInfo> getInstalledApplications(int flags, int userId) { 7071 if (!sUserManager.exists(userId)) return ParceledListSlice.emptyList(); 7072 flags = updateFlagsForApplication(flags, userId, null); 7073 final boolean listUninstalled = (flags & MATCH_KNOWN_PACKAGES) != 0; 7074 7075 // writer 7076 synchronized (mPackages) { 7077 ArrayList<ApplicationInfo> list; 7078 if (listUninstalled) { 7079 list = new ArrayList<>(mSettings.mPackages.size()); 7080 for (PackageSetting ps : mSettings.mPackages.values()) { 7081 ApplicationInfo ai; 7082 int effectiveFlags = flags; 7083 if (ps.isSystem()) { 7084 effectiveFlags |= PackageManager.MATCH_ANY_USER; 7085 } 7086 if (ps.pkg != null) { 7087 if (filterSharedLibPackageLPr(ps, Binder.getCallingUid(), userId)) { 7088 continue; 7089 } 7090 ai = PackageParser.generateApplicationInfo(ps.pkg, effectiveFlags, 7091 ps.readUserState(userId), userId); 7092 if (ai != null) { 7093 ai.packageName = resolveExternalPackageNameLPr(ps.pkg); 7094 } 7095 } else { 7096 // Shared lib filtering done in generateApplicationInfoFromSettingsLPw 7097 // and already converts to externally visible package name 7098 ai = generateApplicationInfoFromSettingsLPw(ps.name, 7099 Binder.getCallingUid(), effectiveFlags, userId); 7100 } 7101 if (ai != null) { 7102 list.add(ai); 7103 } 7104 } 7105 } else { 7106 list = new ArrayList<>(mPackages.size()); 7107 for (PackageParser.Package p : mPackages.values()) { 7108 if (p.mExtras != null) { 7109 PackageSetting ps = (PackageSetting) p.mExtras; 7110 if (filterSharedLibPackageLPr(ps, Binder.getCallingUid(), userId)) { 7111 continue; 7112 } 7113 ApplicationInfo ai = PackageParser.generateApplicationInfo(p, flags, 7114 ps.readUserState(userId), userId); 7115 if (ai != null) { 7116 ai.packageName = resolveExternalPackageNameLPr(p); 7117 list.add(ai); 7118 } 7119 } 7120 } 7121 } 7122 7123 return new ParceledListSlice<>(list); 7124 } 7125 } 7126 7127 @Override 7128 public ParceledListSlice<InstantAppInfo> getInstantApps(int userId) { 7129 if (HIDE_EPHEMERAL_APIS || isEphemeralDisabled()) { 7130 return null; 7131 } 7132 7133 mContext.enforceCallingOrSelfPermission(Manifest.permission.ACCESS_INSTANT_APPS, 7134 "getEphemeralApplications"); 7135 enforceCrossUserPermission(Binder.getCallingUid(), userId, 7136 true /* requireFullPermission */, false /* checkShell */, 7137 "getEphemeralApplications"); 7138 synchronized (mPackages) { 7139 List<InstantAppInfo> instantApps = mInstantAppRegistry 7140 .getInstantAppsLPr(userId); 7141 if (instantApps != null) { 7142 return new ParceledListSlice<>(instantApps); 7143 } 7144 } 7145 return null; 7146 } 7147 7148 @Override 7149 public boolean isInstantApp(String packageName, int userId) { 7150 enforceCrossUserPermission(Binder.getCallingUid(), userId, 7151 true /* requireFullPermission */, false /* checkShell */, 7152 "isInstantApp"); 7153 if (HIDE_EPHEMERAL_APIS || isEphemeralDisabled()) { 7154 return false; 7155 } 7156 7157 if (!isCallerSameApp(packageName)) { 7158 return false; 7159 } 7160 synchronized (mPackages) { 7161 final PackageSetting ps = mSettings.mPackages.get(packageName); 7162 if (ps != null) { 7163 return ps.getInstantApp(userId); 7164 } 7165 } 7166 return false; 7167 } 7168 7169 @Override 7170 public byte[] getInstantAppCookie(String packageName, int userId) { 7171 if (HIDE_EPHEMERAL_APIS || isEphemeralDisabled()) { 7172 return null; 7173 } 7174 7175 enforceCrossUserPermission(Binder.getCallingUid(), userId, 7176 true /* requireFullPermission */, false /* checkShell */, 7177 "getInstantAppCookie"); 7178 if (!isCallerSameApp(packageName)) { 7179 return null; 7180 } 7181 synchronized (mPackages) { 7182 return mInstantAppRegistry.getInstantAppCookieLPw( 7183 packageName, userId); 7184 } 7185 } 7186 7187 @Override 7188 public boolean setInstantAppCookie(String packageName, byte[] cookie, int userId) { 7189 if (HIDE_EPHEMERAL_APIS || isEphemeralDisabled()) { 7190 return true; 7191 } 7192 7193 enforceCrossUserPermission(Binder.getCallingUid(), userId, 7194 true /* requireFullPermission */, true /* checkShell */, 7195 "setInstantAppCookie"); 7196 if (!isCallerSameApp(packageName)) { 7197 return false; 7198 } 7199 synchronized (mPackages) { 7200 return mInstantAppRegistry.setInstantAppCookieLPw( 7201 packageName, cookie, userId); 7202 } 7203 } 7204 7205 @Override 7206 public Bitmap getInstantAppIcon(String packageName, int userId) { 7207 if (HIDE_EPHEMERAL_APIS || isEphemeralDisabled()) { 7208 return null; 7209 } 7210 7211 mContext.enforceCallingOrSelfPermission(Manifest.permission.ACCESS_INSTANT_APPS, 7212 "getInstantAppIcon"); 7213 7214 enforceCrossUserPermission(Binder.getCallingUid(), userId, 7215 true /* requireFullPermission */, false /* checkShell */, 7216 "getInstantAppIcon"); 7217 7218 synchronized (mPackages) { 7219 return mInstantAppRegistry.getInstantAppIconLPw( 7220 packageName, userId); 7221 } 7222 } 7223 7224 private boolean isCallerSameApp(String packageName) { 7225 PackageParser.Package pkg = mPackages.get(packageName); 7226 return pkg != null 7227 && UserHandle.getAppId(Binder.getCallingUid()) == pkg.applicationInfo.uid; 7228 } 7229 7230 @Override 7231 public @NonNull ParceledListSlice<ApplicationInfo> getPersistentApplications(int flags) { 7232 return new ParceledListSlice<>(getPersistentApplicationsInternal(flags)); 7233 } 7234 7235 private @NonNull List<ApplicationInfo> getPersistentApplicationsInternal(int flags) { 7236 final ArrayList<ApplicationInfo> finalList = new ArrayList<ApplicationInfo>(); 7237 7238 // reader 7239 synchronized (mPackages) { 7240 final Iterator<PackageParser.Package> i = mPackages.values().iterator(); 7241 final int userId = UserHandle.getCallingUserId(); 7242 while (i.hasNext()) { 7243 final PackageParser.Package p = i.next(); 7244 if (p.applicationInfo == null) continue; 7245 7246 final boolean matchesUnaware = ((flags & MATCH_DIRECT_BOOT_UNAWARE) != 0) 7247 && !p.applicationInfo.isDirectBootAware(); 7248 final boolean matchesAware = ((flags & MATCH_DIRECT_BOOT_AWARE) != 0) 7249 && p.applicationInfo.isDirectBootAware(); 7250 7251 if ((p.applicationInfo.flags & ApplicationInfo.FLAG_PERSISTENT) != 0 7252 && (!mSafeMode || isSystemApp(p)) 7253 && (matchesUnaware || matchesAware)) { 7254 PackageSetting ps = mSettings.mPackages.get(p.packageName); 7255 if (ps != null) { 7256 ApplicationInfo ai = PackageParser.generateApplicationInfo(p, flags, 7257 ps.readUserState(userId), userId); 7258 if (ai != null) { 7259 finalList.add(ai); 7260 } 7261 } 7262 } 7263 } 7264 } 7265 7266 return finalList; 7267 } 7268 7269 @Override 7270 public ProviderInfo resolveContentProvider(String name, int flags, int userId) { 7271 if (!sUserManager.exists(userId)) return null; 7272 flags = updateFlagsForComponent(flags, userId, name); 7273 // reader 7274 synchronized (mPackages) { 7275 final PackageParser.Provider provider = mProvidersByAuthority.get(name); 7276 PackageSetting ps = provider != null 7277 ? mSettings.mPackages.get(provider.owner.packageName) 7278 : null; 7279 return ps != null 7280 && mSettings.isEnabledAndMatchLPr(provider.info, flags, userId) 7281 ? PackageParser.generateProviderInfo(provider, flags, 7282 ps.readUserState(userId), userId) 7283 : null; 7284 } 7285 } 7286 7287 /** 7288 * @deprecated 7289 */ 7290 @Deprecated 7291 public void querySyncProviders(List<String> outNames, List<ProviderInfo> outInfo) { 7292 // reader 7293 synchronized (mPackages) { 7294 final Iterator<Map.Entry<String, PackageParser.Provider>> i = mProvidersByAuthority 7295 .entrySet().iterator(); 7296 final int userId = UserHandle.getCallingUserId(); 7297 while (i.hasNext()) { 7298 Map.Entry<String, PackageParser.Provider> entry = i.next(); 7299 PackageParser.Provider p = entry.getValue(); 7300 PackageSetting ps = mSettings.mPackages.get(p.owner.packageName); 7301 7302 if (ps != null && p.syncable 7303 && (!mSafeMode || (p.info.applicationInfo.flags 7304 &ApplicationInfo.FLAG_SYSTEM) != 0)) { 7305 ProviderInfo info = PackageParser.generateProviderInfo(p, 0, 7306 ps.readUserState(userId), userId); 7307 if (info != null) { 7308 outNames.add(entry.getKey()); 7309 outInfo.add(info); 7310 } 7311 } 7312 } 7313 } 7314 } 7315 7316 @Override 7317 public @NonNull ParceledListSlice<ProviderInfo> queryContentProviders(String processName, 7318 int uid, int flags) { 7319 final int userId = processName != null ? UserHandle.getUserId(uid) 7320 : UserHandle.getCallingUserId(); 7321 if (!sUserManager.exists(userId)) return ParceledListSlice.emptyList(); 7322 flags = updateFlagsForComponent(flags, userId, processName); 7323 7324 ArrayList<ProviderInfo> finalList = null; 7325 // reader 7326 synchronized (mPackages) { 7327 final Iterator<PackageParser.Provider> i = mProviders.mProviders.values().iterator(); 7328 while (i.hasNext()) { 7329 final PackageParser.Provider p = i.next(); 7330 PackageSetting ps = mSettings.mPackages.get(p.owner.packageName); 7331 if (ps != null && p.info.authority != null 7332 && (processName == null 7333 || (p.info.processName.equals(processName) 7334 && UserHandle.isSameApp(p.info.applicationInfo.uid, uid))) 7335 && mSettings.isEnabledAndMatchLPr(p.info, flags, userId)) { 7336 if (finalList == null) { 7337 finalList = new ArrayList<ProviderInfo>(3); 7338 } 7339 ProviderInfo info = PackageParser.generateProviderInfo(p, flags, 7340 ps.readUserState(userId), userId); 7341 if (info != null) { 7342 finalList.add(info); 7343 } 7344 } 7345 } 7346 } 7347 7348 if (finalList != null) { 7349 Collections.sort(finalList, mProviderInitOrderSorter); 7350 return new ParceledListSlice<ProviderInfo>(finalList); 7351 } 7352 7353 return ParceledListSlice.emptyList(); 7354 } 7355 7356 @Override 7357 public InstrumentationInfo getInstrumentationInfo(ComponentName name, int flags) { 7358 // reader 7359 synchronized (mPackages) { 7360 final PackageParser.Instrumentation i = mInstrumentation.get(name); 7361 return PackageParser.generateInstrumentationInfo(i, flags); 7362 } 7363 } 7364 7365 @Override 7366 public @NonNull ParceledListSlice<InstrumentationInfo> queryInstrumentation( 7367 String targetPackage, int flags) { 7368 return new ParceledListSlice<>(queryInstrumentationInternal(targetPackage, flags)); 7369 } 7370 7371 private @NonNull List<InstrumentationInfo> queryInstrumentationInternal(String targetPackage, 7372 int flags) { 7373 ArrayList<InstrumentationInfo> finalList = new ArrayList<InstrumentationInfo>(); 7374 7375 // reader 7376 synchronized (mPackages) { 7377 final Iterator<PackageParser.Instrumentation> i = mInstrumentation.values().iterator(); 7378 while (i.hasNext()) { 7379 final PackageParser.Instrumentation p = i.next(); 7380 if (targetPackage == null 7381 || targetPackage.equals(p.info.targetPackage)) { 7382 InstrumentationInfo ii = PackageParser.generateInstrumentationInfo(p, 7383 flags); 7384 if (ii != null) { 7385 finalList.add(ii); 7386 } 7387 } 7388 } 7389 } 7390 7391 return finalList; 7392 } 7393 7394 private void createIdmapsForPackageLI(PackageParser.Package pkg) { 7395 ArrayMap<String, PackageParser.Package> overlays = mOverlays.get(pkg.packageName); 7396 if (overlays == null) { 7397 Slog.w(TAG, "Unable to create idmap for " + pkg.packageName + ": no overlay packages"); 7398 return; 7399 } 7400 for (PackageParser.Package opkg : overlays.values()) { 7401 // Not much to do if idmap fails: we already logged the error 7402 // and we certainly don't want to abort installation of pkg simply 7403 // because an overlay didn't fit properly. For these reasons, 7404 // ignore the return value of createIdmapForPackagePairLI. 7405 createIdmapForPackagePairLI(pkg, opkg); 7406 } 7407 } 7408 7409 private boolean createIdmapForPackagePairLI(PackageParser.Package pkg, 7410 PackageParser.Package opkg) { 7411 if (!opkg.mTrustedOverlay) { 7412 Slog.w(TAG, "Skipping target and overlay pair " + pkg.baseCodePath + " and " + 7413 opkg.baseCodePath + ": overlay not trusted"); 7414 return false; 7415 } 7416 ArrayMap<String, PackageParser.Package> overlaySet = mOverlays.get(pkg.packageName); 7417 if (overlaySet == null) { 7418 Slog.e(TAG, "was about to create idmap for " + pkg.baseCodePath + " and " + 7419 opkg.baseCodePath + " but target package has no known overlays"); 7420 return false; 7421 } 7422 final int sharedGid = UserHandle.getSharedAppGid(pkg.applicationInfo.uid); 7423 // TODO: generate idmap for split APKs 7424 try { 7425 mInstaller.idmap(pkg.baseCodePath, opkg.baseCodePath, sharedGid); 7426 } catch (InstallerException e) { 7427 Slog.e(TAG, "Failed to generate idmap for " + pkg.baseCodePath + " and " 7428 + opkg.baseCodePath); 7429 return false; 7430 } 7431 PackageParser.Package[] overlayArray = 7432 overlaySet.values().toArray(new PackageParser.Package[0]); 7433 Comparator<PackageParser.Package> cmp = new Comparator<PackageParser.Package>() { 7434 public int compare(PackageParser.Package p1, PackageParser.Package p2) { 7435 return p1.mOverlayPriority - p2.mOverlayPriority; 7436 } 7437 }; 7438 Arrays.sort(overlayArray, cmp); 7439 7440 pkg.applicationInfo.resourceDirs = new String[overlayArray.length]; 7441 int i = 0; 7442 for (PackageParser.Package p : overlayArray) { 7443 pkg.applicationInfo.resourceDirs[i++] = p.baseCodePath; 7444 } 7445 return true; 7446 } 7447 7448 private void scanDirTracedLI(File dir, final int parseFlags, int scanFlags, long currentTime) { 7449 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "scanDir [" + dir.getAbsolutePath() + "]"); 7450 try { 7451 scanDirLI(dir, parseFlags, scanFlags, currentTime); 7452 } finally { 7453 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 7454 } 7455 } 7456 7457 private void scanDirLI(File dir, int parseFlags, int scanFlags, long currentTime) { 7458 final File[] files = dir.listFiles(); 7459 if (ArrayUtils.isEmpty(files)) { 7460 Log.d(TAG, "No files in app dir " + dir); 7461 return; 7462 } 7463 7464 if (DEBUG_PACKAGE_SCANNING) { 7465 Log.d(TAG, "Scanning app dir " + dir + " scanFlags=" + scanFlags 7466 + " flags=0x" + Integer.toHexString(parseFlags)); 7467 } 7468 ParallelPackageParser parallelPackageParser = new ParallelPackageParser( 7469 mSeparateProcesses, mOnlyCore, mMetrics, mCacheDir); 7470 7471 // Submit files for parsing in parallel 7472 int fileCount = 0; 7473 for (File file : files) { 7474 final boolean isPackage = (isApkFile(file) || file.isDirectory()) 7475 && !PackageInstallerService.isStageName(file.getName()); 7476 if (!isPackage) { 7477 // Ignore entries which are not packages 7478 continue; 7479 } 7480 parallelPackageParser.submit(file, parseFlags); 7481 fileCount++; 7482 } 7483 7484 // Process results one by one 7485 for (; fileCount > 0; fileCount--) { 7486 ParallelPackageParser.ParseResult parseResult = parallelPackageParser.take(); 7487 Throwable throwable = parseResult.throwable; 7488 int errorCode = PackageManager.INSTALL_SUCCEEDED; 7489 7490 if (throwable == null) { 7491 // Static shared libraries have synthetic package names 7492 if (parseResult.pkg.applicationInfo.isStaticSharedLibrary()) { 7493 renameStaticSharedLibraryPackage(parseResult.pkg); 7494 } 7495 try { 7496 if (errorCode == PackageManager.INSTALL_SUCCEEDED) { 7497 scanPackageLI(parseResult.pkg, parseResult.scanFile, parseFlags, scanFlags, 7498 currentTime, null); 7499 } 7500 } catch (PackageManagerException e) { 7501 errorCode = e.error; 7502 Slog.w(TAG, "Failed to scan " + parseResult.scanFile + ": " + e.getMessage()); 7503 } 7504 } else if (throwable instanceof PackageParser.PackageParserException) { 7505 PackageParser.PackageParserException e = (PackageParser.PackageParserException) 7506 throwable; 7507 errorCode = e.error; 7508 Slog.w(TAG, "Failed to parse " + parseResult.scanFile + ": " + e.getMessage()); 7509 } else { 7510 throw new IllegalStateException("Unexpected exception occurred while parsing " 7511 + parseResult.scanFile, throwable); 7512 } 7513 7514 // Delete invalid userdata apps 7515 if ((parseFlags & PackageParser.PARSE_IS_SYSTEM) == 0 && 7516 errorCode == PackageManager.INSTALL_FAILED_INVALID_APK) { 7517 logCriticalInfo(Log.WARN, 7518 "Deleting invalid package at " + parseResult.scanFile); 7519 removeCodePathLI(parseResult.scanFile); 7520 } 7521 } 7522 parallelPackageParser.close(); 7523 } 7524 7525 private static File getSettingsProblemFile() { 7526 File dataDir = Environment.getDataDirectory(); 7527 File systemDir = new File(dataDir, "system"); 7528 File fname = new File(systemDir, "uiderrors.txt"); 7529 return fname; 7530 } 7531 7532 static void reportSettingsProblem(int priority, String msg) { 7533 logCriticalInfo(priority, msg); 7534 } 7535 7536 static void logCriticalInfo(int priority, String msg) { 7537 Slog.println(priority, TAG, msg); 7538 EventLogTags.writePmCriticalInfo(msg); 7539 try { 7540 File fname = getSettingsProblemFile(); 7541 FileOutputStream out = new FileOutputStream(fname, true); 7542 PrintWriter pw = new FastPrintWriter(out); 7543 SimpleDateFormat formatter = new SimpleDateFormat(); 7544 String dateString = formatter.format(new Date(System.currentTimeMillis())); 7545 pw.println(dateString + ": " + msg); 7546 pw.close(); 7547 FileUtils.setPermissions( 7548 fname.toString(), 7549 FileUtils.S_IRWXU|FileUtils.S_IRWXG|FileUtils.S_IROTH, 7550 -1, -1); 7551 } catch (java.io.IOException e) { 7552 } 7553 } 7554 7555 private long getLastModifiedTime(PackageParser.Package pkg, File srcFile) { 7556 if (srcFile.isDirectory()) { 7557 final File baseFile = new File(pkg.baseCodePath); 7558 long maxModifiedTime = baseFile.lastModified(); 7559 if (pkg.splitCodePaths != null) { 7560 for (int i = pkg.splitCodePaths.length - 1; i >=0; --i) { 7561 final File splitFile = new File(pkg.splitCodePaths[i]); 7562 maxModifiedTime = Math.max(maxModifiedTime, splitFile.lastModified()); 7563 } 7564 } 7565 return maxModifiedTime; 7566 } 7567 return srcFile.lastModified(); 7568 } 7569 7570 private void collectCertificatesLI(PackageSetting ps, PackageParser.Package pkg, File srcFile, 7571 final int policyFlags) throws PackageManagerException { 7572 // When upgrading from pre-N MR1, verify the package time stamp using the package 7573 // directory and not the APK file. 7574 final long lastModifiedTime = mIsPreNMR1Upgrade 7575 ? new File(pkg.codePath).lastModified() : getLastModifiedTime(pkg, srcFile); 7576 if (ps != null 7577 && ps.codePath.equals(srcFile) 7578 && ps.timeStamp == lastModifiedTime 7579 && !isCompatSignatureUpdateNeeded(pkg) 7580 && !isRecoverSignatureUpdateNeeded(pkg)) { 7581 long mSigningKeySetId = ps.keySetData.getProperSigningKeySet(); 7582 KeySetManagerService ksms = mSettings.mKeySetManagerService; 7583 ArraySet<PublicKey> signingKs; 7584 synchronized (mPackages) { 7585 signingKs = ksms.getPublicKeysFromKeySetLPr(mSigningKeySetId); 7586 } 7587 if (ps.signatures.mSignatures != null 7588 && ps.signatures.mSignatures.length != 0 7589 && signingKs != null) { 7590 // Optimization: reuse the existing cached certificates 7591 // if the package appears to be unchanged. 7592 pkg.mSignatures = ps.signatures.mSignatures; 7593 pkg.mSigningKeys = signingKs; 7594 return; 7595 } 7596 7597 Slog.w(TAG, "PackageSetting for " + ps.name 7598 + " is missing signatures. Collecting certs again to recover them."); 7599 } else { 7600 Slog.i(TAG, srcFile.toString() + " changed; collecting certs"); 7601 } 7602 7603 try { 7604 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "collectCertificates"); 7605 PackageParser.collectCertificates(pkg, policyFlags); 7606 } catch (PackageParserException e) { 7607 throw PackageManagerException.from(e); 7608 } finally { 7609 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 7610 } 7611 } 7612 7613 /** 7614 * Traces a package scan. 7615 * @see #scanPackageLI(File, int, int, long, UserHandle) 7616 */ 7617 private PackageParser.Package scanPackageTracedLI(File scanFile, final int parseFlags, 7618 int scanFlags, long currentTime, UserHandle user) throws PackageManagerException { 7619 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "scanPackage [" + scanFile.toString() + "]"); 7620 try { 7621 return scanPackageLI(scanFile, parseFlags, scanFlags, currentTime, user); 7622 } finally { 7623 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 7624 } 7625 } 7626 7627 /** 7628 * Scans a package and returns the newly parsed package. 7629 * Returns {@code null} in case of errors and the error code is stored in mLastScanError 7630 */ 7631 private PackageParser.Package scanPackageLI(File scanFile, int parseFlags, int scanFlags, 7632 long currentTime, UserHandle user) throws PackageManagerException { 7633 if (DEBUG_INSTALL) Slog.d(TAG, "Parsing: " + scanFile); 7634 PackageParser pp = new PackageParser(); 7635 pp.setSeparateProcesses(mSeparateProcesses); 7636 pp.setOnlyCoreApps(mOnlyCore); 7637 pp.setDisplayMetrics(mMetrics); 7638 7639 if ((scanFlags & SCAN_TRUSTED_OVERLAY) != 0) { 7640 parseFlags |= PackageParser.PARSE_TRUSTED_OVERLAY; 7641 } 7642 7643 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "parsePackage"); 7644 final PackageParser.Package pkg; 7645 try { 7646 pkg = pp.parsePackage(scanFile, parseFlags); 7647 } catch (PackageParserException e) { 7648 throw PackageManagerException.from(e); 7649 } finally { 7650 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 7651 } 7652 7653 // Static shared libraries have synthetic package names 7654 if (pkg.applicationInfo.isStaticSharedLibrary()) { 7655 renameStaticSharedLibraryPackage(pkg); 7656 } 7657 7658 return scanPackageLI(pkg, scanFile, parseFlags, scanFlags, currentTime, user); 7659 } 7660 7661 /** 7662 * Scans a package and returns the newly parsed package. 7663 * @throws PackageManagerException on a parse error. 7664 */ 7665 private PackageParser.Package scanPackageLI(PackageParser.Package pkg, File scanFile, 7666 final int policyFlags, int scanFlags, long currentTime, @Nullable UserHandle user) 7667 throws PackageManagerException { 7668 // If the package has children and this is the first dive in the function 7669 // we scan the package with the SCAN_CHECK_ONLY flag set to see whether all 7670 // packages (parent and children) would be successfully scanned before the 7671 // actual scan since scanning mutates internal state and we want to atomically 7672 // install the package and its children. 7673 if ((scanFlags & SCAN_CHECK_ONLY) == 0) { 7674 if (pkg.childPackages != null && pkg.childPackages.size() > 0) { 7675 scanFlags |= SCAN_CHECK_ONLY; 7676 } 7677 } else { 7678 scanFlags &= ~SCAN_CHECK_ONLY; 7679 } 7680 7681 // Scan the parent 7682 PackageParser.Package scannedPkg = scanPackageInternalLI(pkg, scanFile, policyFlags, 7683 scanFlags, currentTime, user); 7684 7685 // Scan the children 7686 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 7687 for (int i = 0; i < childCount; i++) { 7688 PackageParser.Package childPackage = pkg.childPackages.get(i); 7689 scanPackageInternalLI(childPackage, scanFile, policyFlags, scanFlags, 7690 currentTime, user); 7691 } 7692 7693 7694 if ((scanFlags & SCAN_CHECK_ONLY) != 0) { 7695 return scanPackageLI(pkg, scanFile, policyFlags, scanFlags, currentTime, user); 7696 } 7697 7698 return scannedPkg; 7699 } 7700 7701 /** 7702 * Scans a package and returns the newly parsed package. 7703 * @throws PackageManagerException on a parse error. 7704 */ 7705 private PackageParser.Package scanPackageInternalLI(PackageParser.Package pkg, File scanFile, 7706 int policyFlags, int scanFlags, long currentTime, @Nullable UserHandle user) 7707 throws PackageManagerException { 7708 PackageSetting ps = null; 7709 PackageSetting updatedPkg; 7710 // reader 7711 synchronized (mPackages) { 7712 // Look to see if we already know about this package. 7713 String oldName = mSettings.getRenamedPackageLPr(pkg.packageName); 7714 if (pkg.mOriginalPackages != null && pkg.mOriginalPackages.contains(oldName)) { 7715 // This package has been renamed to its original name. Let's 7716 // use that. 7717 ps = mSettings.getPackageLPr(oldName); 7718 } 7719 // If there was no original package, see one for the real package name. 7720 if (ps == null) { 7721 ps = mSettings.getPackageLPr(pkg.packageName); 7722 } 7723 // Check to see if this package could be hiding/updating a system 7724 // package. Must look for it either under the original or real 7725 // package name depending on our state. 7726 updatedPkg = mSettings.getDisabledSystemPkgLPr(ps != null ? ps.name : pkg.packageName); 7727 if (DEBUG_INSTALL && updatedPkg != null) Slog.d(TAG, "updatedPkg = " + updatedPkg); 7728 7729 // If this is a package we don't know about on the system partition, we 7730 // may need to remove disabled child packages on the system partition 7731 // or may need to not add child packages if the parent apk is updated 7732 // on the data partition and no longer defines this child package. 7733 if ((policyFlags & PackageParser.PARSE_IS_SYSTEM) != 0) { 7734 // If this is a parent package for an updated system app and this system 7735 // app got an OTA update which no longer defines some of the child packages 7736 // we have to prune them from the disabled system packages. 7737 PackageSetting disabledPs = mSettings.getDisabledSystemPkgLPr(pkg.packageName); 7738 if (disabledPs != null) { 7739 final int scannedChildCount = (pkg.childPackages != null) 7740 ? pkg.childPackages.size() : 0; 7741 final int disabledChildCount = disabledPs.childPackageNames != null 7742 ? disabledPs.childPackageNames.size() : 0; 7743 for (int i = 0; i < disabledChildCount; i++) { 7744 String disabledChildPackageName = disabledPs.childPackageNames.get(i); 7745 boolean disabledPackageAvailable = false; 7746 for (int j = 0; j < scannedChildCount; j++) { 7747 PackageParser.Package childPkg = pkg.childPackages.get(j); 7748 if (childPkg.packageName.equals(disabledChildPackageName)) { 7749 disabledPackageAvailable = true; 7750 break; 7751 } 7752 } 7753 if (!disabledPackageAvailable) { 7754 mSettings.removeDisabledSystemPackageLPw(disabledChildPackageName); 7755 } 7756 } 7757 } 7758 } 7759 } 7760 7761 boolean updatedPkgBetter = false; 7762 // First check if this is a system package that may involve an update 7763 if (updatedPkg != null && (policyFlags & PackageParser.PARSE_IS_SYSTEM) != 0) { 7764 // If new package is not located in "/system/priv-app" (e.g. due to an OTA), 7765 // it needs to drop FLAG_PRIVILEGED. 7766 if (locationIsPrivileged(scanFile)) { 7767 updatedPkg.pkgPrivateFlags |= ApplicationInfo.PRIVATE_FLAG_PRIVILEGED; 7768 } else { 7769 updatedPkg.pkgPrivateFlags &= ~ApplicationInfo.PRIVATE_FLAG_PRIVILEGED; 7770 } 7771 7772 if (ps != null && !ps.codePath.equals(scanFile)) { 7773 // The path has changed from what was last scanned... check the 7774 // version of the new path against what we have stored to determine 7775 // what to do. 7776 if (DEBUG_INSTALL) Slog.d(TAG, "Path changing from " + ps.codePath); 7777 if (pkg.mVersionCode <= ps.versionCode) { 7778 // The system package has been updated and the code path does not match 7779 // Ignore entry. Skip it. 7780 if (DEBUG_INSTALL) Slog.i(TAG, "Package " + ps.name + " at " + scanFile 7781 + " ignored: updated version " + ps.versionCode 7782 + " better than this " + pkg.mVersionCode); 7783 if (!updatedPkg.codePath.equals(scanFile)) { 7784 Slog.w(PackageManagerService.TAG, "Code path for hidden system pkg " 7785 + ps.name + " changing from " + updatedPkg.codePathString 7786 + " to " + scanFile); 7787 updatedPkg.codePath = scanFile; 7788 updatedPkg.codePathString = scanFile.toString(); 7789 updatedPkg.resourcePath = scanFile; 7790 updatedPkg.resourcePathString = scanFile.toString(); 7791 } 7792 updatedPkg.pkg = pkg; 7793 updatedPkg.versionCode = pkg.mVersionCode; 7794 7795 // Update the disabled system child packages to point to the package too. 7796 final int childCount = updatedPkg.childPackageNames != null 7797 ? updatedPkg.childPackageNames.size() : 0; 7798 for (int i = 0; i < childCount; i++) { 7799 String childPackageName = updatedPkg.childPackageNames.get(i); 7800 PackageSetting updatedChildPkg = mSettings.getDisabledSystemPkgLPr( 7801 childPackageName); 7802 if (updatedChildPkg != null) { 7803 updatedChildPkg.pkg = pkg; 7804 updatedChildPkg.versionCode = pkg.mVersionCode; 7805 } 7806 } 7807 7808 throw new PackageManagerException(Log.WARN, "Package " + ps.name + " at " 7809 + scanFile + " ignored: updated version " + ps.versionCode 7810 + " better than this " + pkg.mVersionCode); 7811 } else { 7812 // The current app on the system partition is better than 7813 // what we have updated to on the data partition; switch 7814 // back to the system partition version. 7815 // At this point, its safely assumed that package installation for 7816 // apps in system partition will go through. If not there won't be a working 7817 // version of the app 7818 // writer 7819 synchronized (mPackages) { 7820 // Just remove the loaded entries from package lists. 7821 mPackages.remove(ps.name); 7822 } 7823 7824 logCriticalInfo(Log.WARN, "Package " + ps.name + " at " + scanFile 7825 + " reverting from " + ps.codePathString 7826 + ": new version " + pkg.mVersionCode 7827 + " better than installed " + ps.versionCode); 7828 7829 InstallArgs args = createInstallArgsForExisting(packageFlagsToInstallFlags(ps), 7830 ps.codePathString, ps.resourcePathString, getAppDexInstructionSets(ps)); 7831 synchronized (mInstallLock) { 7832 args.cleanUpResourcesLI(); 7833 } 7834 synchronized (mPackages) { 7835 mSettings.enableSystemPackageLPw(ps.name); 7836 } 7837 updatedPkgBetter = true; 7838 } 7839 } 7840 } 7841 7842 if (updatedPkg != null) { 7843 // An updated system app will not have the PARSE_IS_SYSTEM flag set 7844 // initially 7845 policyFlags |= PackageParser.PARSE_IS_SYSTEM; 7846 7847 // An updated privileged app will not have the PARSE_IS_PRIVILEGED 7848 // flag set initially 7849 if ((updatedPkg.pkgPrivateFlags & ApplicationInfo.PRIVATE_FLAG_PRIVILEGED) != 0) { 7850 policyFlags |= PackageParser.PARSE_IS_PRIVILEGED; 7851 } 7852 } 7853 7854 // Verify certificates against what was last scanned 7855 collectCertificatesLI(ps, pkg, scanFile, policyFlags); 7856 7857 /* 7858 * A new system app appeared, but we already had a non-system one of the 7859 * same name installed earlier. 7860 */ 7861 boolean shouldHideSystemApp = false; 7862 if (updatedPkg == null && ps != null 7863 && (policyFlags & PackageParser.PARSE_IS_SYSTEM_DIR) != 0 && !isSystemApp(ps)) { 7864 /* 7865 * Check to make sure the signatures match first. If they don't, 7866 * wipe the installed application and its data. 7867 */ 7868 if (compareSignatures(ps.signatures.mSignatures, pkg.mSignatures) 7869 != PackageManager.SIGNATURE_MATCH) { 7870 logCriticalInfo(Log.WARN, "Package " + ps.name + " appeared on system, but" 7871 + " signatures don't match existing userdata copy; removing"); 7872 try (PackageFreezer freezer = freezePackage(pkg.packageName, 7873 "scanPackageInternalLI")) { 7874 deletePackageLIF(pkg.packageName, null, true, null, 0, null, false, null); 7875 } 7876 ps = null; 7877 } else { 7878 /* 7879 * If the newly-added system app is an older version than the 7880 * already installed version, hide it. It will be scanned later 7881 * and re-added like an update. 7882 */ 7883 if (pkg.mVersionCode <= ps.versionCode) { 7884 shouldHideSystemApp = true; 7885 logCriticalInfo(Log.INFO, "Package " + ps.name + " appeared at " + scanFile 7886 + " but new version " + pkg.mVersionCode + " better than installed " 7887 + ps.versionCode + "; hiding system"); 7888 } else { 7889 /* 7890 * The newly found system app is a newer version that the 7891 * one previously installed. Simply remove the 7892 * already-installed application and replace it with our own 7893 * while keeping the application data. 7894 */ 7895 logCriticalInfo(Log.WARN, "Package " + ps.name + " at " + scanFile 7896 + " reverting from " + ps.codePathString + ": new version " 7897 + pkg.mVersionCode + " better than installed " + ps.versionCode); 7898 InstallArgs args = createInstallArgsForExisting(packageFlagsToInstallFlags(ps), 7899 ps.codePathString, ps.resourcePathString, getAppDexInstructionSets(ps)); 7900 synchronized (mInstallLock) { 7901 args.cleanUpResourcesLI(); 7902 } 7903 } 7904 } 7905 } 7906 7907 // The apk is forward locked (not public) if its code and resources 7908 // are kept in different files. (except for app in either system or 7909 // vendor path). 7910 // TODO grab this value from PackageSettings 7911 if ((policyFlags & PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 7912 if (ps != null && !ps.codePath.equals(ps.resourcePath)) { 7913 policyFlags |= PackageParser.PARSE_FORWARD_LOCK; 7914 } 7915 } 7916 7917 // TODO: extend to support forward-locked splits 7918 String resourcePath = null; 7919 String baseResourcePath = null; 7920 if ((policyFlags & PackageParser.PARSE_FORWARD_LOCK) != 0 && !updatedPkgBetter) { 7921 if (ps != null && ps.resourcePathString != null) { 7922 resourcePath = ps.resourcePathString; 7923 baseResourcePath = ps.resourcePathString; 7924 } else { 7925 // Should not happen at all. Just log an error. 7926 Slog.e(TAG, "Resource path not set for package " + pkg.packageName); 7927 } 7928 } else { 7929 resourcePath = pkg.codePath; 7930 baseResourcePath = pkg.baseCodePath; 7931 } 7932 7933 // Set application objects path explicitly. 7934 pkg.setApplicationVolumeUuid(pkg.volumeUuid); 7935 pkg.setApplicationInfoCodePath(pkg.codePath); 7936 pkg.setApplicationInfoBaseCodePath(pkg.baseCodePath); 7937 pkg.setApplicationInfoSplitCodePaths(pkg.splitCodePaths); 7938 pkg.setApplicationInfoResourcePath(resourcePath); 7939 pkg.setApplicationInfoBaseResourcePath(baseResourcePath); 7940 pkg.setApplicationInfoSplitResourcePaths(pkg.splitCodePaths); 7941 7942 final int userId = ((user == null) ? 0 : user.getIdentifier()); 7943 if (ps != null && ps.getInstantApp(userId)) { 7944 scanFlags |= SCAN_AS_INSTANT_APP; 7945 } 7946 7947 // Note that we invoke the following method only if we are about to unpack an application 7948 PackageParser.Package scannedPkg = scanPackageLI(pkg, policyFlags, scanFlags 7949 | SCAN_UPDATE_SIGNATURE, currentTime, user); 7950 7951 /* 7952 * If the system app should be overridden by a previously installed 7953 * data, hide the system app now and let the /data/app scan pick it up 7954 * again. 7955 */ 7956 if (shouldHideSystemApp) { 7957 synchronized (mPackages) { 7958 mSettings.disableSystemPackageLPw(pkg.packageName, true); 7959 } 7960 } 7961 7962 return scannedPkg; 7963 } 7964 7965 private void renameStaticSharedLibraryPackage(PackageParser.Package pkg) { 7966 // Derive the new package synthetic package name 7967 pkg.setPackageName(pkg.packageName + STATIC_SHARED_LIB_DELIMITER 7968 + pkg.staticSharedLibVersion); 7969 } 7970 7971 private static String fixProcessName(String defProcessName, 7972 String processName) { 7973 if (processName == null) { 7974 return defProcessName; 7975 } 7976 return processName; 7977 } 7978 7979 private void verifySignaturesLP(PackageSetting pkgSetting, PackageParser.Package pkg) 7980 throws PackageManagerException { 7981 if (pkgSetting.signatures.mSignatures != null) { 7982 // Already existing package. Make sure signatures match 7983 boolean match = compareSignatures(pkgSetting.signatures.mSignatures, pkg.mSignatures) 7984 == PackageManager.SIGNATURE_MATCH; 7985 if (!match) { 7986 match = compareSignaturesCompat(pkgSetting.signatures, pkg) 7987 == PackageManager.SIGNATURE_MATCH; 7988 } 7989 if (!match) { 7990 match = compareSignaturesRecover(pkgSetting.signatures, pkg) 7991 == PackageManager.SIGNATURE_MATCH; 7992 } 7993 if (!match) { 7994 throw new PackageManagerException(INSTALL_FAILED_UPDATE_INCOMPATIBLE, "Package " 7995 + pkg.packageName + " signatures do not match the " 7996 + "previously installed version; ignoring!"); 7997 } 7998 } 7999 8000 // Check for shared user signatures 8001 if (pkgSetting.sharedUser != null && pkgSetting.sharedUser.signatures.mSignatures != null) { 8002 // Already existing package. Make sure signatures match 8003 boolean match = compareSignatures(pkgSetting.sharedUser.signatures.mSignatures, 8004 pkg.mSignatures) == PackageManager.SIGNATURE_MATCH; 8005 if (!match) { 8006 match = compareSignaturesCompat(pkgSetting.sharedUser.signatures, pkg) 8007 == PackageManager.SIGNATURE_MATCH; 8008 } 8009 if (!match) { 8010 match = compareSignaturesRecover(pkgSetting.sharedUser.signatures, pkg) 8011 == PackageManager.SIGNATURE_MATCH; 8012 } 8013 if (!match) { 8014 throw new PackageManagerException(INSTALL_FAILED_SHARED_USER_INCOMPATIBLE, 8015 "Package " + pkg.packageName 8016 + " has no signatures that match those in shared user " 8017 + pkgSetting.sharedUser.name + "; ignoring!"); 8018 } 8019 } 8020 } 8021 8022 /** 8023 * Enforces that only the system UID or root's UID can call a method exposed 8024 * via Binder. 8025 * 8026 * @param message used as message if SecurityException is thrown 8027 * @throws SecurityException if the caller is not system or root 8028 */ 8029 private static final void enforceSystemOrRoot(String message) { 8030 final int uid = Binder.getCallingUid(); 8031 if (uid != Process.SYSTEM_UID && uid != 0) { 8032 throw new SecurityException(message); 8033 } 8034 } 8035 8036 @Override 8037 public void performFstrimIfNeeded() { 8038 enforceSystemOrRoot("Only the system can request fstrim"); 8039 8040 // Before everything else, see whether we need to fstrim. 8041 try { 8042 IStorageManager sm = PackageHelper.getStorageManager(); 8043 if (sm != null) { 8044 boolean doTrim = false; 8045 final long interval = android.provider.Settings.Global.getLong( 8046 mContext.getContentResolver(), 8047 android.provider.Settings.Global.FSTRIM_MANDATORY_INTERVAL, 8048 DEFAULT_MANDATORY_FSTRIM_INTERVAL); 8049 if (interval > 0) { 8050 final long timeSinceLast = System.currentTimeMillis() - sm.lastMaintenance(); 8051 if (timeSinceLast > interval) { 8052 doTrim = true; 8053 Slog.w(TAG, "No disk maintenance in " + timeSinceLast 8054 + "; running immediately"); 8055 } 8056 } 8057 if (doTrim) { 8058 final boolean dexOptDialogShown; 8059 synchronized (mPackages) { 8060 dexOptDialogShown = mDexOptDialogShown; 8061 } 8062 if (!isFirstBoot() && dexOptDialogShown) { 8063 try { 8064 ActivityManager.getService().showBootMessage( 8065 mContext.getResources().getString( 8066 R.string.android_upgrading_fstrim), true); 8067 } catch (RemoteException e) { 8068 } 8069 } 8070 sm.runMaintenance(); 8071 } 8072 } else { 8073 Slog.e(TAG, "storageManager service unavailable!"); 8074 } 8075 } catch (RemoteException e) { 8076 // Can't happen; StorageManagerService is local 8077 } 8078 } 8079 8080 @Override 8081 public void updatePackagesIfNeeded() { 8082 enforceSystemOrRoot("Only the system can request package update"); 8083 8084 // We need to re-extract after an OTA. 8085 boolean causeUpgrade = isUpgrade(); 8086 8087 // First boot or factory reset. 8088 // Note: we also handle devices that are upgrading to N right now as if it is their 8089 // first boot, as they do not have profile data. 8090 boolean causeFirstBoot = isFirstBoot() || mIsPreNUpgrade; 8091 8092 // We need to re-extract after a pruned cache, as AoT-ed files will be out of date. 8093 boolean causePrunedCache = VMRuntime.didPruneDalvikCache(); 8094 8095 if (!causeUpgrade && !causeFirstBoot && !causePrunedCache) { 8096 return; 8097 } 8098 8099 List<PackageParser.Package> pkgs; 8100 synchronized (mPackages) { 8101 pkgs = PackageManagerServiceUtils.getPackagesForDexopt(mPackages.values(), this); 8102 } 8103 8104 final long startTime = System.nanoTime(); 8105 final int[] stats = performDexOptUpgrade(pkgs, mIsPreNUpgrade /* showDialog */, 8106 getCompilerFilterForReason(causeFirstBoot ? REASON_FIRST_BOOT : REASON_BOOT)); 8107 8108 final int elapsedTimeSeconds = 8109 (int) TimeUnit.NANOSECONDS.toSeconds(System.nanoTime() - startTime); 8110 8111 MetricsLogger.histogram(mContext, "opt_dialog_num_dexopted", stats[0]); 8112 MetricsLogger.histogram(mContext, "opt_dialog_num_skipped", stats[1]); 8113 MetricsLogger.histogram(mContext, "opt_dialog_num_failed", stats[2]); 8114 MetricsLogger.histogram(mContext, "opt_dialog_num_total", getOptimizablePackages().size()); 8115 MetricsLogger.histogram(mContext, "opt_dialog_time_s", elapsedTimeSeconds); 8116 } 8117 8118 /** 8119 * Performs dexopt on the set of packages in {@code packages} and returns an int array 8120 * containing statistics about the invocation. The array consists of three elements, 8121 * which are (in order) {@code numberOfPackagesOptimized}, {@code numberOfPackagesSkipped} 8122 * and {@code numberOfPackagesFailed}. 8123 */ 8124 private int[] performDexOptUpgrade(List<PackageParser.Package> pkgs, boolean showDialog, 8125 String compilerFilter) { 8126 8127 int numberOfPackagesVisited = 0; 8128 int numberOfPackagesOptimized = 0; 8129 int numberOfPackagesSkipped = 0; 8130 int numberOfPackagesFailed = 0; 8131 final int numberOfPackagesToDexopt = pkgs.size(); 8132 8133 for (PackageParser.Package pkg : pkgs) { 8134 numberOfPackagesVisited++; 8135 8136 if (!PackageDexOptimizer.canOptimizePackage(pkg)) { 8137 if (DEBUG_DEXOPT) { 8138 Log.i(TAG, "Skipping update of of non-optimizable app " + pkg.packageName); 8139 } 8140 numberOfPackagesSkipped++; 8141 continue; 8142 } 8143 8144 if (DEBUG_DEXOPT) { 8145 Log.i(TAG, "Updating app " + numberOfPackagesVisited + " of " + 8146 numberOfPackagesToDexopt + ": " + pkg.packageName); 8147 } 8148 8149 if (showDialog) { 8150 try { 8151 ActivityManager.getService().showBootMessage( 8152 mContext.getResources().getString(R.string.android_upgrading_apk, 8153 numberOfPackagesVisited, numberOfPackagesToDexopt), true); 8154 } catch (RemoteException e) { 8155 } 8156 synchronized (mPackages) { 8157 mDexOptDialogShown = true; 8158 } 8159 } 8160 8161 // If the OTA updates a system app which was previously preopted to a non-preopted state 8162 // the app might end up being verified at runtime. That's because by default the apps 8163 // are verify-profile but for preopted apps there's no profile. 8164 // Do a hacky check to ensure that if we have no profiles (a reasonable indication 8165 // that before the OTA the app was preopted) the app gets compiled with a non-profile 8166 // filter (by default interpret-only). 8167 // Note that at this stage unused apps are already filtered. 8168 if (isSystemApp(pkg) && 8169 DexFile.isProfileGuidedCompilerFilter(compilerFilter) && 8170 !Environment.getReferenceProfile(pkg.packageName).exists()) { 8171 compilerFilter = getNonProfileGuidedCompilerFilter(compilerFilter); 8172 } 8173 8174 // checkProfiles is false to avoid merging profiles during boot which 8175 // might interfere with background compilation (b/28612421). 8176 // Unfortunately this will also means that "pm.dexopt.boot=speed-profile" will 8177 // behave differently than "pm.dexopt.bg-dexopt=speed-profile" but that's a 8178 // trade-off worth doing to save boot time work. 8179 int dexOptStatus = performDexOptTraced(pkg.packageName, 8180 false /* checkProfiles */, 8181 compilerFilter, 8182 false /* force */); 8183 switch (dexOptStatus) { 8184 case PackageDexOptimizer.DEX_OPT_PERFORMED: 8185 numberOfPackagesOptimized++; 8186 break; 8187 case PackageDexOptimizer.DEX_OPT_SKIPPED: 8188 numberOfPackagesSkipped++; 8189 break; 8190 case PackageDexOptimizer.DEX_OPT_FAILED: 8191 numberOfPackagesFailed++; 8192 break; 8193 default: 8194 Log.e(TAG, "Unexpected dexopt return code " + dexOptStatus); 8195 break; 8196 } 8197 } 8198 8199 return new int[] { numberOfPackagesOptimized, numberOfPackagesSkipped, 8200 numberOfPackagesFailed }; 8201 } 8202 8203 @Override 8204 public void notifyPackageUse(String packageName, int reason) { 8205 synchronized (mPackages) { 8206 PackageParser.Package p = mPackages.get(packageName); 8207 if (p == null) { 8208 return; 8209 } 8210 p.mLastPackageUsageTimeInMills[reason] = System.currentTimeMillis(); 8211 } 8212 } 8213 8214 @Override 8215 public void notifyDexLoad(String loadingPackageName, List<String> dexPaths, String loaderIsa) { 8216 int userId = UserHandle.getCallingUserId(); 8217 ApplicationInfo ai = getApplicationInfo(loadingPackageName, /*flags*/ 0, userId); 8218 if (ai == null) { 8219 Slog.w(TAG, "Loading a package that does not exist for the calling user. package=" 8220 + loadingPackageName + ", user=" + userId); 8221 return; 8222 } 8223 mDexManager.notifyDexLoad(ai, dexPaths, loaderIsa, userId); 8224 } 8225 8226 // TODO: this is not used nor needed. Delete it. 8227 @Override 8228 public boolean performDexOptIfNeeded(String packageName) { 8229 int dexOptStatus = performDexOptTraced(packageName, 8230 false /* checkProfiles */, getFullCompilerFilter(), false /* force */); 8231 return dexOptStatus != PackageDexOptimizer.DEX_OPT_FAILED; 8232 } 8233 8234 @Override 8235 public boolean performDexOpt(String packageName, 8236 boolean checkProfiles, int compileReason, boolean force) { 8237 int dexOptStatus = performDexOptTraced(packageName, checkProfiles, 8238 getCompilerFilterForReason(compileReason), force); 8239 return dexOptStatus != PackageDexOptimizer.DEX_OPT_FAILED; 8240 } 8241 8242 @Override 8243 public boolean performDexOptMode(String packageName, 8244 boolean checkProfiles, String targetCompilerFilter, boolean force) { 8245 int dexOptStatus = performDexOptTraced(packageName, checkProfiles, 8246 targetCompilerFilter, force); 8247 return dexOptStatus != PackageDexOptimizer.DEX_OPT_FAILED; 8248 } 8249 8250 private int performDexOptTraced(String packageName, 8251 boolean checkProfiles, String targetCompilerFilter, boolean force) { 8252 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "dexopt"); 8253 try { 8254 return performDexOptInternal(packageName, checkProfiles, 8255 targetCompilerFilter, force); 8256 } finally { 8257 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 8258 } 8259 } 8260 8261 // Run dexopt on a given package. Returns true if dexopt did not fail, i.e. 8262 // if the package can now be considered up to date for the given filter. 8263 private int performDexOptInternal(String packageName, 8264 boolean checkProfiles, String targetCompilerFilter, boolean force) { 8265 PackageParser.Package p; 8266 synchronized (mPackages) { 8267 p = mPackages.get(packageName); 8268 if (p == null) { 8269 // Package could not be found. Report failure. 8270 return PackageDexOptimizer.DEX_OPT_FAILED; 8271 } 8272 mPackageUsage.maybeWriteAsync(mPackages); 8273 mCompilerStats.maybeWriteAsync(); 8274 } 8275 long callingId = Binder.clearCallingIdentity(); 8276 try { 8277 synchronized (mInstallLock) { 8278 return performDexOptInternalWithDependenciesLI(p, checkProfiles, 8279 targetCompilerFilter, force); 8280 } 8281 } finally { 8282 Binder.restoreCallingIdentity(callingId); 8283 } 8284 } 8285 8286 public ArraySet<String> getOptimizablePackages() { 8287 ArraySet<String> pkgs = new ArraySet<String>(); 8288 synchronized (mPackages) { 8289 for (PackageParser.Package p : mPackages.values()) { 8290 if (PackageDexOptimizer.canOptimizePackage(p)) { 8291 pkgs.add(p.packageName); 8292 } 8293 } 8294 } 8295 return pkgs; 8296 } 8297 8298 private int performDexOptInternalWithDependenciesLI(PackageParser.Package p, 8299 boolean checkProfiles, String targetCompilerFilter, 8300 boolean force) { 8301 // Select the dex optimizer based on the force parameter. 8302 // Note: The force option is rarely used (cmdline input for testing, mostly), so it's OK to 8303 // allocate an object here. 8304 PackageDexOptimizer pdo = force 8305 ? new PackageDexOptimizer.ForcedUpdatePackageDexOptimizer(mPackageDexOptimizer) 8306 : mPackageDexOptimizer; 8307 8308 // Optimize all dependencies first. Note: we ignore the return value and march on 8309 // on errors. 8310 Collection<PackageParser.Package> deps = findSharedNonSystemLibraries(p); 8311 final String[] instructionSets = getAppDexInstructionSets(p.applicationInfo); 8312 if (!deps.isEmpty()) { 8313 for (PackageParser.Package depPackage : deps) { 8314 // TODO: Analyze and investigate if we (should) profile libraries. 8315 // Currently this will do a full compilation of the library by default. 8316 pdo.performDexOpt(depPackage, null /* sharedLibraries */, instructionSets, 8317 false /* checkProfiles */, 8318 getCompilerFilterForReason(REASON_NON_SYSTEM_LIBRARY), 8319 getOrCreateCompilerPackageStats(depPackage)); 8320 } 8321 } 8322 return pdo.performDexOpt(p, p.usesLibraryFiles, instructionSets, checkProfiles, 8323 targetCompilerFilter, getOrCreateCompilerPackageStats(p)); 8324 } 8325 8326 // Performs dexopt on the used secondary dex files belonging to the given package. 8327 // Returns true if all dex files were process successfully (which could mean either dexopt or 8328 // skip). Returns false if any of the files caused errors. 8329 @Override 8330 public boolean performDexOptSecondary(String packageName, String compilerFilter, 8331 boolean force) { 8332 return mDexManager.dexoptSecondaryDex(packageName, compilerFilter, force); 8333 } 8334 8335 /** 8336 * Reconcile the information we have about the secondary dex files belonging to 8337 * {@code packagName} and the actual dex files. For all dex files that were 8338 * deleted, update the internal records and delete the generated oat files. 8339 */ 8340 @Override 8341 public void reconcileSecondaryDexFiles(String packageName) { 8342 mDexManager.reconcileSecondaryDexFiles(packageName); 8343 } 8344 8345 // TODO(calin): this is only needed for BackgroundDexOptService. Find a cleaner way to inject 8346 // a reference there. 8347 /*package*/ DexManager getDexManager() { 8348 return mDexManager; 8349 } 8350 8351 /** 8352 * Execute the background dexopt job immediately. 8353 */ 8354 @Override 8355 public boolean runBackgroundDexoptJob() { 8356 return BackgroundDexOptService.runIdleOptimizationsNow(this, mContext); 8357 } 8358 8359 List<PackageParser.Package> findSharedNonSystemLibraries(PackageParser.Package p) { 8360 if (p.usesLibraries != null || p.usesOptionalLibraries != null 8361 || p.usesStaticLibraries != null) { 8362 ArrayList<PackageParser.Package> retValue = new ArrayList<>(); 8363 Set<String> collectedNames = new HashSet<>(); 8364 findSharedNonSystemLibrariesRecursive(p, retValue, collectedNames); 8365 8366 retValue.remove(p); 8367 8368 return retValue; 8369 } else { 8370 return Collections.emptyList(); 8371 } 8372 } 8373 8374 private void findSharedNonSystemLibrariesRecursive(PackageParser.Package p, 8375 ArrayList<PackageParser.Package> collected, Set<String> collectedNames) { 8376 if (!collectedNames.contains(p.packageName)) { 8377 collectedNames.add(p.packageName); 8378 collected.add(p); 8379 8380 if (p.usesLibraries != null) { 8381 findSharedNonSystemLibrariesRecursive(p.usesLibraries, 8382 null, collected, collectedNames); 8383 } 8384 if (p.usesOptionalLibraries != null) { 8385 findSharedNonSystemLibrariesRecursive(p.usesOptionalLibraries, 8386 null, collected, collectedNames); 8387 } 8388 if (p.usesStaticLibraries != null) { 8389 findSharedNonSystemLibrariesRecursive(p.usesStaticLibraries, 8390 p.usesStaticLibrariesVersions, collected, collectedNames); 8391 } 8392 } 8393 } 8394 8395 private void findSharedNonSystemLibrariesRecursive(ArrayList<String> libs, int[] versions, 8396 ArrayList<PackageParser.Package> collected, Set<String> collectedNames) { 8397 final int libNameCount = libs.size(); 8398 for (int i = 0; i < libNameCount; i++) { 8399 String libName = libs.get(i); 8400 int version = (versions != null && versions.length == libNameCount) 8401 ? versions[i] : PackageManager.VERSION_CODE_HIGHEST; 8402 PackageParser.Package libPkg = findSharedNonSystemLibrary(libName, version); 8403 if (libPkg != null) { 8404 findSharedNonSystemLibrariesRecursive(libPkg, collected, collectedNames); 8405 } 8406 } 8407 } 8408 8409 private PackageParser.Package findSharedNonSystemLibrary(String name, int version) { 8410 synchronized (mPackages) { 8411 SharedLibraryEntry libEntry = getSharedLibraryEntryLPr(name, version); 8412 if (libEntry != null) { 8413 return mPackages.get(libEntry.apk); 8414 } 8415 return null; 8416 } 8417 } 8418 8419 private SharedLibraryEntry getSharedLibraryEntryLPr(String name, int version) { 8420 SparseArray<SharedLibraryEntry> versionedLib = mSharedLibraries.get(name); 8421 if (versionedLib == null) { 8422 return null; 8423 } 8424 return versionedLib.get(version); 8425 } 8426 8427 private SharedLibraryEntry getLatestSharedLibraVersionLPr(PackageParser.Package pkg) { 8428 SparseArray<SharedLibraryEntry> versionedLib = mSharedLibraries.get( 8429 pkg.staticSharedLibName); 8430 if (versionedLib == null) { 8431 return null; 8432 } 8433 int previousLibVersion = -1; 8434 final int versionCount = versionedLib.size(); 8435 for (int i = 0; i < versionCount; i++) { 8436 final int libVersion = versionedLib.keyAt(i); 8437 if (libVersion < pkg.staticSharedLibVersion) { 8438 previousLibVersion = Math.max(previousLibVersion, libVersion); 8439 } 8440 } 8441 if (previousLibVersion >= 0) { 8442 return versionedLib.get(previousLibVersion); 8443 } 8444 return null; 8445 } 8446 8447 public void shutdown() { 8448 mPackageUsage.writeNow(mPackages); 8449 mCompilerStats.writeNow(); 8450 } 8451 8452 @Override 8453 public void dumpProfiles(String packageName) { 8454 PackageParser.Package pkg; 8455 synchronized (mPackages) { 8456 pkg = mPackages.get(packageName); 8457 if (pkg == null) { 8458 throw new IllegalArgumentException("Unknown package: " + packageName); 8459 } 8460 } 8461 /* Only the shell, root, or the app user should be able to dump profiles. */ 8462 int callingUid = Binder.getCallingUid(); 8463 if (callingUid != Process.SHELL_UID && 8464 callingUid != Process.ROOT_UID && 8465 callingUid != pkg.applicationInfo.uid) { 8466 throw new SecurityException("dumpProfiles"); 8467 } 8468 8469 synchronized (mInstallLock) { 8470 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "dump profiles"); 8471 final int sharedGid = UserHandle.getSharedAppGid(pkg.applicationInfo.uid); 8472 try { 8473 List<String> allCodePaths = pkg.getAllCodePathsExcludingResourceOnly(); 8474 String codePaths = TextUtils.join(";", allCodePaths); 8475 mInstaller.dumpProfiles(sharedGid, packageName, codePaths); 8476 } catch (InstallerException e) { 8477 Slog.w(TAG, "Failed to dump profiles", e); 8478 } 8479 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 8480 } 8481 } 8482 8483 @Override 8484 public void forceDexOpt(String packageName) { 8485 enforceSystemOrRoot("forceDexOpt"); 8486 8487 PackageParser.Package pkg; 8488 synchronized (mPackages) { 8489 pkg = mPackages.get(packageName); 8490 if (pkg == null) { 8491 throw new IllegalArgumentException("Unknown package: " + packageName); 8492 } 8493 } 8494 8495 synchronized (mInstallLock) { 8496 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "dexopt"); 8497 8498 // Whoever is calling forceDexOpt wants a fully compiled package. 8499 // Don't use profiles since that may cause compilation to be skipped. 8500 final int res = performDexOptInternalWithDependenciesLI(pkg, 8501 false /* checkProfiles */, getCompilerFilterForReason(REASON_FORCED_DEXOPT), 8502 true /* force */); 8503 8504 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 8505 if (res != PackageDexOptimizer.DEX_OPT_PERFORMED) { 8506 throw new IllegalStateException("Failed to dexopt: " + res); 8507 } 8508 } 8509 } 8510 8511 private boolean verifyPackageUpdateLPr(PackageSetting oldPkg, PackageParser.Package newPkg) { 8512 if ((oldPkg.pkgFlags&ApplicationInfo.FLAG_SYSTEM) == 0) { 8513 Slog.w(TAG, "Unable to update from " + oldPkg.name 8514 + " to " + newPkg.packageName 8515 + ": old package not in system partition"); 8516 return false; 8517 } else if (mPackages.get(oldPkg.name) != null) { 8518 Slog.w(TAG, "Unable to update from " + oldPkg.name 8519 + " to " + newPkg.packageName 8520 + ": old package still exists"); 8521 return false; 8522 } 8523 return true; 8524 } 8525 8526 void removeCodePathLI(File codePath) { 8527 if (codePath.isDirectory()) { 8528 try { 8529 mInstaller.rmPackageDir(codePath.getAbsolutePath()); 8530 } catch (InstallerException e) { 8531 Slog.w(TAG, "Failed to remove code path", e); 8532 } 8533 } else { 8534 codePath.delete(); 8535 } 8536 } 8537 8538 private int[] resolveUserIds(int userId) { 8539 return (userId == UserHandle.USER_ALL) ? sUserManager.getUserIds() : new int[] { userId }; 8540 } 8541 8542 private void clearAppDataLIF(PackageParser.Package pkg, int userId, int flags) { 8543 if (pkg == null) { 8544 Slog.wtf(TAG, "Package was null!", new Throwable()); 8545 return; 8546 } 8547 clearAppDataLeafLIF(pkg, userId, flags); 8548 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 8549 for (int i = 0; i < childCount; i++) { 8550 clearAppDataLeafLIF(pkg.childPackages.get(i), userId, flags); 8551 } 8552 } 8553 8554 private void clearAppDataLeafLIF(PackageParser.Package pkg, int userId, int flags) { 8555 final PackageSetting ps; 8556 synchronized (mPackages) { 8557 ps = mSettings.mPackages.get(pkg.packageName); 8558 } 8559 for (int realUserId : resolveUserIds(userId)) { 8560 final long ceDataInode = (ps != null) ? ps.getCeDataInode(realUserId) : 0; 8561 try { 8562 mInstaller.clearAppData(pkg.volumeUuid, pkg.packageName, realUserId, flags, 8563 ceDataInode); 8564 } catch (InstallerException e) { 8565 Slog.w(TAG, String.valueOf(e)); 8566 } 8567 } 8568 } 8569 8570 private void destroyAppDataLIF(PackageParser.Package pkg, int userId, int flags) { 8571 if (pkg == null) { 8572 Slog.wtf(TAG, "Package was null!", new Throwable()); 8573 return; 8574 } 8575 destroyAppDataLeafLIF(pkg, userId, flags); 8576 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 8577 for (int i = 0; i < childCount; i++) { 8578 destroyAppDataLeafLIF(pkg.childPackages.get(i), userId, flags); 8579 } 8580 } 8581 8582 private void destroyAppDataLeafLIF(PackageParser.Package pkg, int userId, int flags) { 8583 final PackageSetting ps; 8584 synchronized (mPackages) { 8585 ps = mSettings.mPackages.get(pkg.packageName); 8586 } 8587 for (int realUserId : resolveUserIds(userId)) { 8588 final long ceDataInode = (ps != null) ? ps.getCeDataInode(realUserId) : 0; 8589 try { 8590 mInstaller.destroyAppData(pkg.volumeUuid, pkg.packageName, realUserId, flags, 8591 ceDataInode); 8592 } catch (InstallerException e) { 8593 Slog.w(TAG, String.valueOf(e)); 8594 } 8595 } 8596 } 8597 8598 private void destroyAppProfilesLIF(PackageParser.Package pkg, int userId) { 8599 if (pkg == null) { 8600 Slog.wtf(TAG, "Package was null!", new Throwable()); 8601 return; 8602 } 8603 destroyAppProfilesLeafLIF(pkg); 8604 destroyAppReferenceProfileLeafLIF(pkg, userId, true /* removeBaseMarker */); 8605 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 8606 for (int i = 0; i < childCount; i++) { 8607 destroyAppProfilesLeafLIF(pkg.childPackages.get(i)); 8608 destroyAppReferenceProfileLeafLIF(pkg.childPackages.get(i), userId, 8609 true /* removeBaseMarker */); 8610 } 8611 } 8612 8613 private void destroyAppReferenceProfileLeafLIF(PackageParser.Package pkg, int userId, 8614 boolean removeBaseMarker) { 8615 if (pkg.isForwardLocked()) { 8616 return; 8617 } 8618 8619 for (String path : pkg.getAllCodePathsExcludingResourceOnly()) { 8620 try { 8621 path = PackageManagerServiceUtils.realpath(new File(path)); 8622 } catch (IOException e) { 8623 // TODO: Should we return early here ? 8624 Slog.w(TAG, "Failed to get canonical path", e); 8625 continue; 8626 } 8627 8628 final String useMarker = path.replace('/', '@'); 8629 for (int realUserId : resolveUserIds(userId)) { 8630 File profileDir = Environment.getDataProfilesDeForeignDexDirectory(realUserId); 8631 if (removeBaseMarker) { 8632 File foreignUseMark = new File(profileDir, useMarker); 8633 if (foreignUseMark.exists()) { 8634 if (!foreignUseMark.delete()) { 8635 Slog.w(TAG, "Unable to delete foreign user mark for package: " 8636 + pkg.packageName); 8637 } 8638 } 8639 } 8640 8641 File[] markers = profileDir.listFiles(); 8642 if (markers != null) { 8643 final String searchString = "@" + pkg.packageName + "@"; 8644 // We also delete all markers that contain the package name we're 8645 // uninstalling. These are associated with secondary dex-files belonging 8646 // to the package. Reconstructing the path of these dex files is messy 8647 // in general. 8648 for (File marker : markers) { 8649 if (marker.getName().indexOf(searchString) > 0) { 8650 if (!marker.delete()) { 8651 Slog.w(TAG, "Unable to delete foreign user mark for package: " 8652 + pkg.packageName); 8653 } 8654 } 8655 } 8656 } 8657 } 8658 } 8659 } 8660 8661 private void destroyAppProfilesLeafLIF(PackageParser.Package pkg) { 8662 try { 8663 mInstaller.destroyAppProfiles(pkg.packageName); 8664 } catch (InstallerException e) { 8665 Slog.w(TAG, String.valueOf(e)); 8666 } 8667 } 8668 8669 private void clearAppProfilesLIF(PackageParser.Package pkg, int userId) { 8670 if (pkg == null) { 8671 Slog.wtf(TAG, "Package was null!", new Throwable()); 8672 return; 8673 } 8674 clearAppProfilesLeafLIF(pkg); 8675 // We don't remove the base foreign use marker when clearing profiles because 8676 // we will rename it when the app is updated. Unlike the actual profile contents, 8677 // the foreign use marker is good across installs. 8678 destroyAppReferenceProfileLeafLIF(pkg, userId, false /* removeBaseMarker */); 8679 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 8680 for (int i = 0; i < childCount; i++) { 8681 clearAppProfilesLeafLIF(pkg.childPackages.get(i)); 8682 } 8683 } 8684 8685 private void clearAppProfilesLeafLIF(PackageParser.Package pkg) { 8686 try { 8687 mInstaller.clearAppProfiles(pkg.packageName); 8688 } catch (InstallerException e) { 8689 Slog.w(TAG, String.valueOf(e)); 8690 } 8691 } 8692 8693 private void setInstallAndUpdateTime(PackageParser.Package pkg, long firstInstallTime, 8694 long lastUpdateTime) { 8695 // Set parent install/update time 8696 PackageSetting ps = (PackageSetting) pkg.mExtras; 8697 if (ps != null) { 8698 ps.firstInstallTime = firstInstallTime; 8699 ps.lastUpdateTime = lastUpdateTime; 8700 } 8701 // Set children install/update time 8702 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 8703 for (int i = 0; i < childCount; i++) { 8704 PackageParser.Package childPkg = pkg.childPackages.get(i); 8705 ps = (PackageSetting) childPkg.mExtras; 8706 if (ps != null) { 8707 ps.firstInstallTime = firstInstallTime; 8708 ps.lastUpdateTime = lastUpdateTime; 8709 } 8710 } 8711 } 8712 8713 private void addSharedLibraryLPr(ArraySet<String> usesLibraryFiles, SharedLibraryEntry file, 8714 PackageParser.Package changingLib) { 8715 if (file.path != null) { 8716 usesLibraryFiles.add(file.path); 8717 return; 8718 } 8719 PackageParser.Package p = mPackages.get(file.apk); 8720 if (changingLib != null && changingLib.packageName.equals(file.apk)) { 8721 // If we are doing this while in the middle of updating a library apk, 8722 // then we need to make sure to use that new apk for determining the 8723 // dependencies here. (We haven't yet finished committing the new apk 8724 // to the package manager state.) 8725 if (p == null || p.packageName.equals(changingLib.packageName)) { 8726 p = changingLib; 8727 } 8728 } 8729 if (p != null) { 8730 usesLibraryFiles.addAll(p.getAllCodePaths()); 8731 } 8732 } 8733 8734 private void updateSharedLibrariesLPr(PackageParser.Package pkg, 8735 PackageParser.Package changingLib) throws PackageManagerException { 8736 if (pkg == null) { 8737 return; 8738 } 8739 ArraySet<String> usesLibraryFiles = null; 8740 if (pkg.usesLibraries != null) { 8741 usesLibraryFiles = addSharedLibrariesLPw(pkg.usesLibraries, 8742 null, null, pkg.packageName, changingLib, true, null); 8743 } 8744 if (pkg.usesStaticLibraries != null) { 8745 usesLibraryFiles = addSharedLibrariesLPw(pkg.usesStaticLibraries, 8746 pkg.usesStaticLibrariesVersions, pkg.usesStaticLibrariesCertDigests, 8747 pkg.packageName, changingLib, true, usesLibraryFiles); 8748 } 8749 if (pkg.usesOptionalLibraries != null) { 8750 usesLibraryFiles = addSharedLibrariesLPw(pkg.usesOptionalLibraries, 8751 null, null, pkg.packageName, changingLib, false, usesLibraryFiles); 8752 } 8753 if (!ArrayUtils.isEmpty(usesLibraryFiles)) { 8754 pkg.usesLibraryFiles = usesLibraryFiles.toArray(new String[usesLibraryFiles.size()]); 8755 } else { 8756 pkg.usesLibraryFiles = null; 8757 } 8758 } 8759 8760 private ArraySet<String> addSharedLibrariesLPw(@NonNull List<String> requestedLibraries, 8761 @Nullable int[] requiredVersions, @Nullable String[] requiredCertDigests, 8762 @NonNull String packageName, @Nullable PackageParser.Package changingLib, 8763 boolean required, @Nullable ArraySet<String> outUsedLibraries) 8764 throws PackageManagerException { 8765 final int libCount = requestedLibraries.size(); 8766 for (int i = 0; i < libCount; i++) { 8767 final String libName = requestedLibraries.get(i); 8768 final int libVersion = requiredVersions != null ? requiredVersions[i] 8769 : SharedLibraryInfo.VERSION_UNDEFINED; 8770 final SharedLibraryEntry libEntry = getSharedLibraryEntryLPr(libName, libVersion); 8771 if (libEntry == null) { 8772 if (required) { 8773 throw new PackageManagerException(INSTALL_FAILED_MISSING_SHARED_LIBRARY, 8774 "Package " + packageName + " requires unavailable shared library " 8775 + libName + "; failing!"); 8776 } else { 8777 Slog.w(TAG, "Package " + packageName 8778 + " desires unavailable shared library " 8779 + libName + "; ignoring!"); 8780 } 8781 } else { 8782 if (requiredVersions != null && requiredCertDigests != null) { 8783 if (libEntry.info.getVersion() != requiredVersions[i]) { 8784 throw new PackageManagerException(INSTALL_FAILED_MISSING_SHARED_LIBRARY, 8785 "Package " + packageName + " requires unavailable static shared" 8786 + " library " + libName + " version " 8787 + libEntry.info.getVersion() + "; failing!"); 8788 } 8789 8790 PackageParser.Package libPkg = mPackages.get(libEntry.apk); 8791 if (libPkg == null) { 8792 throw new PackageManagerException(INSTALL_FAILED_MISSING_SHARED_LIBRARY, 8793 "Package " + packageName + " requires unavailable static shared" 8794 + " library; failing!"); 8795 } 8796 8797 String expectedCertDigest = requiredCertDigests[i]; 8798 String libCertDigest = PackageUtils.computeCertSha256Digest( 8799 libPkg.mSignatures[0]); 8800 if (!libCertDigest.equalsIgnoreCase(expectedCertDigest)) { 8801 throw new PackageManagerException(INSTALL_FAILED_MISSING_SHARED_LIBRARY, 8802 "Package " + packageName + " requires differently signed" + 8803 " static shared library; failing!"); 8804 } 8805 } 8806 8807 if (outUsedLibraries == null) { 8808 outUsedLibraries = new ArraySet<>(); 8809 } 8810 addSharedLibraryLPr(outUsedLibraries, libEntry, changingLib); 8811 } 8812 } 8813 return outUsedLibraries; 8814 } 8815 8816 private static boolean hasString(List<String> list, List<String> which) { 8817 if (list == null) { 8818 return false; 8819 } 8820 for (int i=list.size()-1; i>=0; i--) { 8821 for (int j=which.size()-1; j>=0; j--) { 8822 if (which.get(j).equals(list.get(i))) { 8823 return true; 8824 } 8825 } 8826 } 8827 return false; 8828 } 8829 8830 private ArrayList<PackageParser.Package> updateAllSharedLibrariesLPw( 8831 PackageParser.Package changingPkg) { 8832 ArrayList<PackageParser.Package> res = null; 8833 for (PackageParser.Package pkg : mPackages.values()) { 8834 if (changingPkg != null 8835 && !hasString(pkg.usesLibraries, changingPkg.libraryNames) 8836 && !hasString(pkg.usesOptionalLibraries, changingPkg.libraryNames) 8837 && !ArrayUtils.contains(pkg.usesStaticLibraries, 8838 changingPkg.staticSharedLibName)) { 8839 return null; 8840 } 8841 if (res == null) { 8842 res = new ArrayList<>(); 8843 } 8844 res.add(pkg); 8845 try { 8846 updateSharedLibrariesLPr(pkg, changingPkg); 8847 } catch (PackageManagerException e) { 8848 // If a system app update or an app and a required lib missing we 8849 // delete the package and for updated system apps keep the data as 8850 // it is better for the user to reinstall than to be in an limbo 8851 // state. Also libs disappearing under an app should never happen 8852 // - just in case. 8853 if (!pkg.isSystemApp() || pkg.isUpdatedSystemApp()) { 8854 final int flags = pkg.isUpdatedSystemApp() 8855 ? PackageManager.DELETE_KEEP_DATA : 0; 8856 deletePackageLIF(pkg.packageName, null, true, sUserManager.getUserIds(), 8857 flags , null, true, null); 8858 } 8859 Slog.e(TAG, "updateAllSharedLibrariesLPw failed: " + e.getMessage()); 8860 } 8861 } 8862 return res; 8863 } 8864 8865 /** 8866 * Derive the value of the {@code cpuAbiOverride} based on the provided 8867 * value and an optional stored value from the package settings. 8868 */ 8869 private static String deriveAbiOverride(String abiOverride, PackageSetting settings) { 8870 String cpuAbiOverride = null; 8871 8872 if (NativeLibraryHelper.CLEAR_ABI_OVERRIDE.equals(abiOverride)) { 8873 cpuAbiOverride = null; 8874 } else if (abiOverride != null) { 8875 cpuAbiOverride = abiOverride; 8876 } else if (settings != null) { 8877 cpuAbiOverride = settings.cpuAbiOverrideString; 8878 } 8879 8880 return cpuAbiOverride; 8881 } 8882 8883 private PackageParser.Package scanPackageTracedLI(PackageParser.Package pkg, 8884 final int policyFlags, int scanFlags, long currentTime, @Nullable UserHandle user) 8885 throws PackageManagerException { 8886 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "scanPackage"); 8887 // If the package has children and this is the first dive in the function 8888 // we recursively scan the package with the SCAN_CHECK_ONLY flag set to see 8889 // whether all packages (parent and children) would be successfully scanned 8890 // before the actual scan since scanning mutates internal state and we want 8891 // to atomically install the package and its children. 8892 if ((scanFlags & SCAN_CHECK_ONLY) == 0) { 8893 if (pkg.childPackages != null && pkg.childPackages.size() > 0) { 8894 scanFlags |= SCAN_CHECK_ONLY; 8895 } 8896 } else { 8897 scanFlags &= ~SCAN_CHECK_ONLY; 8898 } 8899 8900 final PackageParser.Package scannedPkg; 8901 try { 8902 // Scan the parent 8903 scannedPkg = scanPackageLI(pkg, policyFlags, scanFlags, currentTime, user); 8904 // Scan the children 8905 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 8906 for (int i = 0; i < childCount; i++) { 8907 PackageParser.Package childPkg = pkg.childPackages.get(i); 8908 scanPackageLI(childPkg, policyFlags, 8909 scanFlags, currentTime, user); 8910 } 8911 } finally { 8912 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 8913 } 8914 8915 if ((scanFlags & SCAN_CHECK_ONLY) != 0) { 8916 return scanPackageTracedLI(pkg, policyFlags, scanFlags, currentTime, user); 8917 } 8918 8919 return scannedPkg; 8920 } 8921 8922 private PackageParser.Package scanPackageLI(PackageParser.Package pkg, final int policyFlags, 8923 int scanFlags, long currentTime, @Nullable UserHandle user) 8924 throws PackageManagerException { 8925 boolean success = false; 8926 try { 8927 final PackageParser.Package res = scanPackageDirtyLI(pkg, policyFlags, scanFlags, 8928 currentTime, user); 8929 success = true; 8930 return res; 8931 } finally { 8932 if (!success && (scanFlags & SCAN_DELETE_DATA_ON_FAILURES) != 0) { 8933 // DELETE_DATA_ON_FAILURES is only used by frozen paths 8934 destroyAppDataLIF(pkg, UserHandle.USER_ALL, 8935 StorageManager.FLAG_STORAGE_DE | StorageManager.FLAG_STORAGE_CE); 8936 destroyAppProfilesLIF(pkg, UserHandle.USER_ALL); 8937 } 8938 } 8939 } 8940 8941 /** 8942 * Returns {@code true} if the given file contains code. Otherwise {@code false}. 8943 */ 8944 private static boolean apkHasCode(String fileName) { 8945 StrictJarFile jarFile = null; 8946 try { 8947 jarFile = new StrictJarFile(fileName, 8948 false /*verify*/, false /*signatureSchemeRollbackProtectionsEnforced*/); 8949 return jarFile.findEntry("classes.dex") != null; 8950 } catch (IOException ignore) { 8951 } finally { 8952 try { 8953 if (jarFile != null) { 8954 jarFile.close(); 8955 } 8956 } catch (IOException ignore) {} 8957 } 8958 return false; 8959 } 8960 8961 /** 8962 * Enforces code policy for the package. This ensures that if an APK has 8963 * declared hasCode="true" in its manifest that the APK actually contains 8964 * code. 8965 * 8966 * @throws PackageManagerException If bytecode could not be found when it should exist 8967 */ 8968 private static void assertCodePolicy(PackageParser.Package pkg) 8969 throws PackageManagerException { 8970 final boolean shouldHaveCode = 8971 (pkg.applicationInfo.flags & ApplicationInfo.FLAG_HAS_CODE) != 0; 8972 if (shouldHaveCode && !apkHasCode(pkg.baseCodePath)) { 8973 throw new PackageManagerException(INSTALL_FAILED_INVALID_APK, 8974 "Package " + pkg.baseCodePath + " code is missing"); 8975 } 8976 8977 if (!ArrayUtils.isEmpty(pkg.splitCodePaths)) { 8978 for (int i = 0; i < pkg.splitCodePaths.length; i++) { 8979 final boolean splitShouldHaveCode = 8980 (pkg.splitFlags[i] & ApplicationInfo.FLAG_HAS_CODE) != 0; 8981 if (splitShouldHaveCode && !apkHasCode(pkg.splitCodePaths[i])) { 8982 throw new PackageManagerException(INSTALL_FAILED_INVALID_APK, 8983 "Package " + pkg.splitCodePaths[i] + " code is missing"); 8984 } 8985 } 8986 } 8987 } 8988 8989 private PackageParser.Package scanPackageDirtyLI(PackageParser.Package pkg, 8990 final int policyFlags, final int scanFlags, long currentTime, @Nullable UserHandle user) 8991 throws PackageManagerException { 8992 if (DEBUG_PACKAGE_SCANNING) { 8993 if ((policyFlags & PackageParser.PARSE_CHATTY) != 0) 8994 Log.d(TAG, "Scanning package " + pkg.packageName); 8995 } 8996 8997 applyPolicy(pkg, policyFlags); 8998 8999 assertPackageIsValid(pkg, policyFlags, scanFlags); 9000 9001 // Initialize package source and resource directories 9002 final File scanFile = new File(pkg.codePath); 9003 final File destCodeFile = new File(pkg.applicationInfo.getCodePath()); 9004 final File destResourceFile = new File(pkg.applicationInfo.getResourcePath()); 9005 9006 SharedUserSetting suid = null; 9007 PackageSetting pkgSetting = null; 9008 9009 // Getting the package setting may have a side-effect, so if we 9010 // are only checking if scan would succeed, stash a copy of the 9011 // old setting to restore at the end. 9012 PackageSetting nonMutatedPs = null; 9013 9014 // We keep references to the derived CPU Abis from settings in oder to reuse 9015 // them in the case where we're not upgrading or booting for the first time. 9016 String primaryCpuAbiFromSettings = null; 9017 String secondaryCpuAbiFromSettings = null; 9018 9019 // writer 9020 synchronized (mPackages) { 9021 if (pkg.mSharedUserId != null) { 9022 // SIDE EFFECTS; may potentially allocate a new shared user 9023 suid = mSettings.getSharedUserLPw( 9024 pkg.mSharedUserId, 0 /*pkgFlags*/, 0 /*pkgPrivateFlags*/, true /*create*/); 9025 if (DEBUG_PACKAGE_SCANNING) { 9026 if ((policyFlags & PackageParser.PARSE_CHATTY) != 0) 9027 Log.d(TAG, "Shared UserID " + pkg.mSharedUserId + " (uid=" + suid.userId 9028 + "): packages=" + suid.packages); 9029 } 9030 } 9031 9032 // Check if we are renaming from an original package name. 9033 PackageSetting origPackage = null; 9034 String realName = null; 9035 if (pkg.mOriginalPackages != null) { 9036 // This package may need to be renamed to a previously 9037 // installed name. Let's check on that... 9038 final String renamed = mSettings.getRenamedPackageLPr(pkg.mRealPackage); 9039 if (pkg.mOriginalPackages.contains(renamed)) { 9040 // This package had originally been installed as the 9041 // original name, and we have already taken care of 9042 // transitioning to the new one. Just update the new 9043 // one to continue using the old name. 9044 realName = pkg.mRealPackage; 9045 if (!pkg.packageName.equals(renamed)) { 9046 // Callers into this function may have already taken 9047 // care of renaming the package; only do it here if 9048 // it is not already done. 9049 pkg.setPackageName(renamed); 9050 } 9051 } else { 9052 for (int i=pkg.mOriginalPackages.size()-1; i>=0; i--) { 9053 if ((origPackage = mSettings.getPackageLPr( 9054 pkg.mOriginalPackages.get(i))) != null) { 9055 // We do have the package already installed under its 9056 // original name... should we use it? 9057 if (!verifyPackageUpdateLPr(origPackage, pkg)) { 9058 // New package is not compatible with original. 9059 origPackage = null; 9060 continue; 9061 } else if (origPackage.sharedUser != null) { 9062 // Make sure uid is compatible between packages. 9063 if (!origPackage.sharedUser.name.equals(pkg.mSharedUserId)) { 9064 Slog.w(TAG, "Unable to migrate data from " + origPackage.name 9065 + " to " + pkg.packageName + ": old uid " 9066 + origPackage.sharedUser.name 9067 + " differs from " + pkg.mSharedUserId); 9068 origPackage = null; 9069 continue; 9070 } 9071 // TODO: Add case when shared user id is added [b/28144775] 9072 } else { 9073 if (DEBUG_UPGRADE) Log.v(TAG, "Renaming new package " 9074 + pkg.packageName + " to old name " + origPackage.name); 9075 } 9076 break; 9077 } 9078 } 9079 } 9080 } 9081 9082 if (mTransferedPackages.contains(pkg.packageName)) { 9083 Slog.w(TAG, "Package " + pkg.packageName 9084 + " was transferred to another, but its .apk remains"); 9085 } 9086 9087 // See comments in nonMutatedPs declaration 9088 if ((scanFlags & SCAN_CHECK_ONLY) != 0) { 9089 PackageSetting foundPs = mSettings.getPackageLPr(pkg.packageName); 9090 if (foundPs != null) { 9091 nonMutatedPs = new PackageSetting(foundPs); 9092 } 9093 } 9094 9095 if ((scanFlags & SCAN_FIRST_BOOT_OR_UPGRADE) == 0) { 9096 PackageSetting foundPs = mSettings.getPackageLPr(pkg.packageName); 9097 if (foundPs != null) { 9098 primaryCpuAbiFromSettings = foundPs.primaryCpuAbiString; 9099 secondaryCpuAbiFromSettings = foundPs.secondaryCpuAbiString; 9100 } 9101 } 9102 9103 pkgSetting = mSettings.getPackageLPr(pkg.packageName); 9104 if (pkgSetting != null && pkgSetting.sharedUser != suid) { 9105 PackageManagerService.reportSettingsProblem(Log.WARN, 9106 "Package " + pkg.packageName + " shared user changed from " 9107 + (pkgSetting.sharedUser != null 9108 ? pkgSetting.sharedUser.name : "<nothing>") 9109 + " to " 9110 + (suid != null ? suid.name : "<nothing>") 9111 + "; replacing with new"); 9112 pkgSetting = null; 9113 } 9114 final PackageSetting oldPkgSetting = 9115 pkgSetting == null ? null : new PackageSetting(pkgSetting); 9116 final PackageSetting disabledPkgSetting = 9117 mSettings.getDisabledSystemPkgLPr(pkg.packageName); 9118 9119 String[] usesStaticLibraries = null; 9120 if (pkg.usesStaticLibraries != null) { 9121 usesStaticLibraries = new String[pkg.usesStaticLibraries.size()]; 9122 pkg.usesStaticLibraries.toArray(usesStaticLibraries); 9123 } 9124 9125 if (pkgSetting == null) { 9126 final String parentPackageName = (pkg.parentPackage != null) 9127 ? pkg.parentPackage.packageName : null; 9128 final boolean instantApp = (scanFlags & SCAN_AS_INSTANT_APP) != 0; 9129 // REMOVE SharedUserSetting from method; update in a separate call 9130 pkgSetting = Settings.createNewSetting(pkg.packageName, origPackage, 9131 disabledPkgSetting, realName, suid, destCodeFile, destResourceFile, 9132 pkg.applicationInfo.nativeLibraryRootDir, pkg.applicationInfo.primaryCpuAbi, 9133 pkg.applicationInfo.secondaryCpuAbi, pkg.mVersionCode, 9134 pkg.applicationInfo.flags, pkg.applicationInfo.privateFlags, user, 9135 true /*allowInstall*/, instantApp, parentPackageName, 9136 pkg.getChildPackageNames(), UserManagerService.getInstance(), 9137 usesStaticLibraries, pkg.usesStaticLibrariesVersions); 9138 // SIDE EFFECTS; updates system state; move elsewhere 9139 if (origPackage != null) { 9140 mSettings.addRenamedPackageLPw(pkg.packageName, origPackage.name); 9141 } 9142 mSettings.addUserToSettingLPw(pkgSetting); 9143 } else { 9144 // REMOVE SharedUserSetting from method; update in a separate call. 9145 // 9146 // TODO(narayan): This update is bogus. nativeLibraryDir & primaryCpuAbi, 9147 // secondaryCpuAbi are not known at this point so we always update them 9148 // to null here, only to reset them at a later point. 9149 Settings.updatePackageSetting(pkgSetting, disabledPkgSetting, suid, destCodeFile, 9150 pkg.applicationInfo.nativeLibraryDir, pkg.applicationInfo.primaryCpuAbi, 9151 pkg.applicationInfo.secondaryCpuAbi, pkg.applicationInfo.flags, 9152 pkg.applicationInfo.privateFlags, pkg.getChildPackageNames(), 9153 UserManagerService.getInstance(), usesStaticLibraries, 9154 pkg.usesStaticLibrariesVersions); 9155 } 9156 // SIDE EFFECTS; persists system state to files on disk; move elsewhere 9157 mSettings.writeUserRestrictionsLPw(pkgSetting, oldPkgSetting); 9158 9159 // SIDE EFFECTS; modifies system state; move elsewhere 9160 if (pkgSetting.origPackage != null) { 9161 // If we are first transitioning from an original package, 9162 // fix up the new package's name now. We need to do this after 9163 // looking up the package under its new name, so getPackageLP 9164 // can take care of fiddling things correctly. 9165 pkg.setPackageName(origPackage.name); 9166 9167 // File a report about this. 9168 String msg = "New package " + pkgSetting.realName 9169 + " renamed to replace old package " + pkgSetting.name; 9170 reportSettingsProblem(Log.WARN, msg); 9171 9172 // Make a note of it. 9173 if ((scanFlags & SCAN_CHECK_ONLY) == 0) { 9174 mTransferedPackages.add(origPackage.name); 9175 } 9176 9177 // No longer need to retain this. 9178 pkgSetting.origPackage = null; 9179 } 9180 9181 // SIDE EFFECTS; modifies system state; move elsewhere 9182 if ((scanFlags & SCAN_CHECK_ONLY) == 0 && realName != null) { 9183 // Make a note of it. 9184 mTransferedPackages.add(pkg.packageName); 9185 } 9186 9187 if (mSettings.isDisabledSystemPackageLPr(pkg.packageName)) { 9188 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_UPDATED_SYSTEM_APP; 9189 } 9190 9191 if ((scanFlags & SCAN_BOOTING) == 0 9192 && (policyFlags & PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 9193 // Check all shared libraries and map to their actual file path. 9194 // We only do this here for apps not on a system dir, because those 9195 // are the only ones that can fail an install due to this. We 9196 // will take care of the system apps by updating all of their 9197 // library paths after the scan is done. Also during the initial 9198 // scan don't update any libs as we do this wholesale after all 9199 // apps are scanned to avoid dependency based scanning. 9200 updateSharedLibrariesLPr(pkg, null); 9201 } 9202 9203 if (mFoundPolicyFile) { 9204 SELinuxMMAC.assignSeInfoValue(pkg); 9205 } 9206 pkg.applicationInfo.uid = pkgSetting.appId; 9207 pkg.mExtras = pkgSetting; 9208 9209 9210 // Static shared libs have same package with different versions where 9211 // we internally use a synthetic package name to allow multiple versions 9212 // of the same package, therefore we need to compare signatures against 9213 // the package setting for the latest library version. 9214 PackageSetting signatureCheckPs = pkgSetting; 9215 if (pkg.applicationInfo.isStaticSharedLibrary()) { 9216 SharedLibraryEntry libraryEntry = getLatestSharedLibraVersionLPr(pkg); 9217 if (libraryEntry != null) { 9218 signatureCheckPs = mSettings.getPackageLPr(libraryEntry.apk); 9219 } 9220 } 9221 9222 if (shouldCheckUpgradeKeySetLP(signatureCheckPs, scanFlags)) { 9223 if (checkUpgradeKeySetLP(signatureCheckPs, pkg)) { 9224 // We just determined the app is signed correctly, so bring 9225 // over the latest parsed certs. 9226 pkgSetting.signatures.mSignatures = pkg.mSignatures; 9227 } else { 9228 if ((policyFlags & PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 9229 throw new PackageManagerException(INSTALL_FAILED_UPDATE_INCOMPATIBLE, 9230 "Package " + pkg.packageName + " upgrade keys do not match the " 9231 + "previously installed version"); 9232 } else { 9233 pkgSetting.signatures.mSignatures = pkg.mSignatures; 9234 String msg = "System package " + pkg.packageName 9235 + " signature changed; retaining data."; 9236 reportSettingsProblem(Log.WARN, msg); 9237 } 9238 } 9239 } else { 9240 try { 9241 // SIDE EFFECTS; compareSignaturesCompat() changes KeysetManagerService 9242 verifySignaturesLP(signatureCheckPs, pkg); 9243 // We just determined the app is signed correctly, so bring 9244 // over the latest parsed certs. 9245 pkgSetting.signatures.mSignatures = pkg.mSignatures; 9246 } catch (PackageManagerException e) { 9247 if ((policyFlags & PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 9248 throw e; 9249 } 9250 // The signature has changed, but this package is in the system 9251 // image... let's recover! 9252 pkgSetting.signatures.mSignatures = pkg.mSignatures; 9253 // However... if this package is part of a shared user, but it 9254 // doesn't match the signature of the shared user, let's fail. 9255 // What this means is that you can't change the signatures 9256 // associated with an overall shared user, which doesn't seem all 9257 // that unreasonable. 9258 if (signatureCheckPs.sharedUser != null) { 9259 if (compareSignatures(signatureCheckPs.sharedUser.signatures.mSignatures, 9260 pkg.mSignatures) != PackageManager.SIGNATURE_MATCH) { 9261 throw new PackageManagerException( 9262 INSTALL_PARSE_FAILED_INCONSISTENT_CERTIFICATES, 9263 "Signature mismatch for shared user: " 9264 + pkgSetting.sharedUser); 9265 } 9266 } 9267 // File a report about this. 9268 String msg = "System package " + pkg.packageName 9269 + " signature changed; retaining data."; 9270 reportSettingsProblem(Log.WARN, msg); 9271 } 9272 } 9273 9274 if ((scanFlags & SCAN_CHECK_ONLY) == 0 && pkg.mAdoptPermissions != null) { 9275 // This package wants to adopt ownership of permissions from 9276 // another package. 9277 for (int i = pkg.mAdoptPermissions.size() - 1; i >= 0; i--) { 9278 final String origName = pkg.mAdoptPermissions.get(i); 9279 final PackageSetting orig = mSettings.getPackageLPr(origName); 9280 if (orig != null) { 9281 if (verifyPackageUpdateLPr(orig, pkg)) { 9282 Slog.i(TAG, "Adopting permissions from " + origName + " to " 9283 + pkg.packageName); 9284 // SIDE EFFECTS; updates permissions system state; move elsewhere 9285 mSettings.transferPermissionsLPw(origName, pkg.packageName); 9286 } 9287 } 9288 } 9289 } 9290 } 9291 9292 pkg.applicationInfo.processName = fixProcessName( 9293 pkg.applicationInfo.packageName, 9294 pkg.applicationInfo.processName); 9295 9296 if (pkg != mPlatformPackage) { 9297 // Get all of our default paths setup 9298 pkg.applicationInfo.initForUser(UserHandle.USER_SYSTEM); 9299 } 9300 9301 final String cpuAbiOverride = deriveAbiOverride(pkg.cpuAbiOverride, pkgSetting); 9302 9303 if ((scanFlags & SCAN_NEW_INSTALL) == 0) { 9304 if ((scanFlags & SCAN_FIRST_BOOT_OR_UPGRADE) != 0) { 9305 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "derivePackageAbi"); 9306 derivePackageAbi( 9307 pkg, scanFile, cpuAbiOverride, true /*extractLibs*/, mAppLib32InstallDir); 9308 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 9309 9310 // Some system apps still use directory structure for native libraries 9311 // in which case we might end up not detecting abi solely based on apk 9312 // structure. Try to detect abi based on directory structure. 9313 if (isSystemApp(pkg) && !pkg.isUpdatedSystemApp() && 9314 pkg.applicationInfo.primaryCpuAbi == null) { 9315 setBundledAppAbisAndRoots(pkg, pkgSetting); 9316 setNativeLibraryPaths(pkg, mAppLib32InstallDir); 9317 } 9318 } else { 9319 // This is not a first boot or an upgrade, don't bother deriving the 9320 // ABI during the scan. Instead, trust the value that was stored in the 9321 // package setting. 9322 pkg.applicationInfo.primaryCpuAbi = primaryCpuAbiFromSettings; 9323 pkg.applicationInfo.secondaryCpuAbi = secondaryCpuAbiFromSettings; 9324 9325 setNativeLibraryPaths(pkg, mAppLib32InstallDir); 9326 9327 if (DEBUG_ABI_SELECTION) { 9328 Slog.i(TAG, "Using ABIS and native lib paths from settings : " + 9329 pkg.packageName + " " + pkg.applicationInfo.primaryCpuAbi + ", " + 9330 pkg.applicationInfo.secondaryCpuAbi); 9331 } 9332 } 9333 } else { 9334 if ((scanFlags & SCAN_MOVE) != 0) { 9335 // We haven't run dex-opt for this move (since we've moved the compiled output too) 9336 // but we already have this packages package info in the PackageSetting. We just 9337 // use that and derive the native library path based on the new codepath. 9338 pkg.applicationInfo.primaryCpuAbi = pkgSetting.primaryCpuAbiString; 9339 pkg.applicationInfo.secondaryCpuAbi = pkgSetting.secondaryCpuAbiString; 9340 } 9341 9342 // Set native library paths again. For moves, the path will be updated based on the 9343 // ABIs we've determined above. For non-moves, the path will be updated based on the 9344 // ABIs we determined during compilation, but the path will depend on the final 9345 // package path (after the rename away from the stage path). 9346 setNativeLibraryPaths(pkg, mAppLib32InstallDir); 9347 } 9348 9349 // This is a special case for the "system" package, where the ABI is 9350 // dictated by the zygote configuration (and init.rc). We should keep track 9351 // of this ABI so that we can deal with "normal" applications that run under 9352 // the same UID correctly. 9353 if (mPlatformPackage == pkg) { 9354 pkg.applicationInfo.primaryCpuAbi = VMRuntime.getRuntime().is64Bit() ? 9355 Build.SUPPORTED_64_BIT_ABIS[0] : Build.SUPPORTED_32_BIT_ABIS[0]; 9356 } 9357 9358 // If there's a mismatch between the abi-override in the package setting 9359 // and the abiOverride specified for the install. Warn about this because we 9360 // would've already compiled the app without taking the package setting into 9361 // account. 9362 if ((scanFlags & SCAN_NO_DEX) == 0 && (scanFlags & SCAN_NEW_INSTALL) != 0) { 9363 if (cpuAbiOverride == null && pkgSetting.cpuAbiOverrideString != null) { 9364 Slog.w(TAG, "Ignoring persisted ABI override " + cpuAbiOverride + 9365 " for package " + pkg.packageName); 9366 } 9367 } 9368 9369 pkgSetting.primaryCpuAbiString = pkg.applicationInfo.primaryCpuAbi; 9370 pkgSetting.secondaryCpuAbiString = pkg.applicationInfo.secondaryCpuAbi; 9371 pkgSetting.cpuAbiOverrideString = cpuAbiOverride; 9372 9373 // Copy the derived override back to the parsed package, so that we can 9374 // update the package settings accordingly. 9375 pkg.cpuAbiOverride = cpuAbiOverride; 9376 9377 if (DEBUG_ABI_SELECTION) { 9378 Slog.d(TAG, "Resolved nativeLibraryRoot for " + pkg.applicationInfo.packageName 9379 + " to root=" + pkg.applicationInfo.nativeLibraryRootDir + ", isa=" 9380 + pkg.applicationInfo.nativeLibraryRootRequiresIsa); 9381 } 9382 9383 // Push the derived path down into PackageSettings so we know what to 9384 // clean up at uninstall time. 9385 pkgSetting.legacyNativeLibraryPathString = pkg.applicationInfo.nativeLibraryRootDir; 9386 9387 if (DEBUG_ABI_SELECTION) { 9388 Log.d(TAG, "Abis for package[" + pkg.packageName + "] are" + 9389 " primary=" + pkg.applicationInfo.primaryCpuAbi + 9390 " secondary=" + pkg.applicationInfo.secondaryCpuAbi); 9391 } 9392 9393 // SIDE EFFECTS; removes DEX files from disk; move elsewhere 9394 if ((scanFlags & SCAN_BOOTING) == 0 && pkgSetting.sharedUser != null) { 9395 // We don't do this here during boot because we can do it all 9396 // at once after scanning all existing packages. 9397 // 9398 // We also do this *before* we perform dexopt on this package, so that 9399 // we can avoid redundant dexopts, and also to make sure we've got the 9400 // code and package path correct. 9401 adjustCpuAbisForSharedUserLPw(pkgSetting.sharedUser.packages, pkg); 9402 } 9403 9404 if (mFactoryTest && pkg.requestedPermissions.contains( 9405 android.Manifest.permission.FACTORY_TEST)) { 9406 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_FACTORY_TEST; 9407 } 9408 9409 if (isSystemApp(pkg)) { 9410 pkgSetting.isOrphaned = true; 9411 } 9412 9413 // Take care of first install / last update times. 9414 final long scanFileTime = getLastModifiedTime(pkg, scanFile); 9415 if (currentTime != 0) { 9416 if (pkgSetting.firstInstallTime == 0) { 9417 pkgSetting.firstInstallTime = pkgSetting.lastUpdateTime = currentTime; 9418 } else if ((scanFlags & SCAN_UPDATE_TIME) != 0) { 9419 pkgSetting.lastUpdateTime = currentTime; 9420 } 9421 } else if (pkgSetting.firstInstallTime == 0) { 9422 // We need *something*. Take time time stamp of the file. 9423 pkgSetting.firstInstallTime = pkgSetting.lastUpdateTime = scanFileTime; 9424 } else if ((policyFlags & PackageParser.PARSE_IS_SYSTEM_DIR) != 0) { 9425 if (scanFileTime != pkgSetting.timeStamp) { 9426 // A package on the system image has changed; consider this 9427 // to be an update. 9428 pkgSetting.lastUpdateTime = scanFileTime; 9429 } 9430 } 9431 pkgSetting.setTimeStamp(scanFileTime); 9432 9433 if ((scanFlags & SCAN_CHECK_ONLY) != 0) { 9434 if (nonMutatedPs != null) { 9435 synchronized (mPackages) { 9436 mSettings.mPackages.put(nonMutatedPs.name, nonMutatedPs); 9437 } 9438 } 9439 } else { 9440 final int userId = user == null ? 0 : user.getIdentifier(); 9441 // Modify state for the given package setting 9442 commitPackageSettings(pkg, pkgSetting, user, scanFlags, 9443 (policyFlags & PackageParser.PARSE_CHATTY) != 0 /*chatty*/); 9444 if (pkgSetting.getInstantApp(userId)) { 9445 mInstantAppRegistry.addInstantAppLPw(userId, pkgSetting.appId); 9446 } 9447 } 9448 return pkg; 9449 } 9450 9451 /** 9452 * Applies policy to the parsed package based upon the given policy flags. 9453 * Ensures the package is in a good state. 9454 * <p> 9455 * Implementation detail: This method must NOT have any side effect. It would 9456 * ideally be static, but, it requires locks to read system state. 9457 */ 9458 private void applyPolicy(PackageParser.Package pkg, int policyFlags) { 9459 if ((policyFlags&PackageParser.PARSE_IS_SYSTEM) != 0) { 9460 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_SYSTEM; 9461 if (pkg.applicationInfo.isDirectBootAware()) { 9462 // we're direct boot aware; set for all components 9463 for (PackageParser.Service s : pkg.services) { 9464 s.info.encryptionAware = s.info.directBootAware = true; 9465 } 9466 for (PackageParser.Provider p : pkg.providers) { 9467 p.info.encryptionAware = p.info.directBootAware = true; 9468 } 9469 for (PackageParser.Activity a : pkg.activities) { 9470 a.info.encryptionAware = a.info.directBootAware = true; 9471 } 9472 for (PackageParser.Activity r : pkg.receivers) { 9473 r.info.encryptionAware = r.info.directBootAware = true; 9474 } 9475 } 9476 } else { 9477 // Only allow system apps to be flagged as core apps. 9478 pkg.coreApp = false; 9479 // clear flags not applicable to regular apps 9480 pkg.applicationInfo.privateFlags &= 9481 ~ApplicationInfo.PRIVATE_FLAG_DEFAULT_TO_DEVICE_PROTECTED_STORAGE; 9482 pkg.applicationInfo.privateFlags &= 9483 ~ApplicationInfo.PRIVATE_FLAG_DIRECT_BOOT_AWARE; 9484 } 9485 pkg.mTrustedOverlay = (policyFlags&PackageParser.PARSE_TRUSTED_OVERLAY) != 0; 9486 9487 if ((policyFlags&PackageParser.PARSE_IS_PRIVILEGED) != 0) { 9488 pkg.applicationInfo.privateFlags |= ApplicationInfo.PRIVATE_FLAG_PRIVILEGED; 9489 } 9490 9491 if (!isSystemApp(pkg)) { 9492 // Only system apps can use these features. 9493 pkg.mOriginalPackages = null; 9494 pkg.mRealPackage = null; 9495 pkg.mAdoptPermissions = null; 9496 } 9497 } 9498 9499 /** 9500 * Asserts the parsed package is valid according to the given policy. If the 9501 * package is invalid, for whatever reason, throws {@link PackgeManagerException}. 9502 * <p> 9503 * Implementation detail: This method must NOT have any side effects. It would 9504 * ideally be static, but, it requires locks to read system state. 9505 * 9506 * @throws PackageManagerException If the package fails any of the validation checks 9507 */ 9508 private void assertPackageIsValid(PackageParser.Package pkg, int policyFlags, int scanFlags) 9509 throws PackageManagerException { 9510 if ((policyFlags & PackageParser.PARSE_ENFORCE_CODE) != 0) { 9511 assertCodePolicy(pkg); 9512 } 9513 9514 if (pkg.applicationInfo.getCodePath() == null || 9515 pkg.applicationInfo.getResourcePath() == null) { 9516 // Bail out. The resource and code paths haven't been set. 9517 throw new PackageManagerException(INSTALL_FAILED_INVALID_APK, 9518 "Code and resource paths haven't been set correctly"); 9519 } 9520 9521 // Make sure we're not adding any bogus keyset info 9522 KeySetManagerService ksms = mSettings.mKeySetManagerService; 9523 ksms.assertScannedPackageValid(pkg); 9524 9525 synchronized (mPackages) { 9526 // The special "android" package can only be defined once 9527 if (pkg.packageName.equals("android")) { 9528 if (mAndroidApplication != null) { 9529 Slog.w(TAG, "*************************************************"); 9530 Slog.w(TAG, "Core android package being redefined. Skipping."); 9531 Slog.w(TAG, " codePath=" + pkg.codePath); 9532 Slog.w(TAG, "*************************************************"); 9533 throw new PackageManagerException(INSTALL_FAILED_DUPLICATE_PACKAGE, 9534 "Core android package being redefined. Skipping."); 9535 } 9536 } 9537 9538 // A package name must be unique; don't allow duplicates 9539 if (mPackages.containsKey(pkg.packageName)) { 9540 throw new PackageManagerException(INSTALL_FAILED_DUPLICATE_PACKAGE, 9541 "Application package " + pkg.packageName 9542 + " already installed. Skipping duplicate."); 9543 } 9544 9545 if (pkg.applicationInfo.isStaticSharedLibrary()) { 9546 // Static libs have a synthetic package name containing the version 9547 // but we still want the base name to be unique. 9548 if (mPackages.containsKey(pkg.manifestPackageName)) { 9549 throw new PackageManagerException( 9550 "Duplicate static shared lib provider package"); 9551 } 9552 9553 // Static shared libraries should have at least O target SDK 9554 if (pkg.applicationInfo.targetSdkVersion < Build.VERSION_CODES.O) { 9555 throw new PackageManagerException( 9556 "Packages declaring static-shared libs must target O SDK or higher"); 9557 } 9558 9559 // Package declaring static a shared lib cannot be instant apps 9560 if ((scanFlags & SCAN_AS_INSTANT_APP) != 0) { 9561 throw new PackageManagerException( 9562 "Packages declaring static-shared libs cannot be instant apps"); 9563 } 9564 9565 // Package declaring static a shared lib cannot be renamed since the package 9566 // name is synthetic and apps can't code around package manager internals. 9567 if (!ArrayUtils.isEmpty(pkg.mOriginalPackages)) { 9568 throw new PackageManagerException( 9569 "Packages declaring static-shared libs cannot be renamed"); 9570 } 9571 9572 // Package declaring static a shared lib cannot declare child packages 9573 if (!ArrayUtils.isEmpty(pkg.childPackages)) { 9574 throw new PackageManagerException( 9575 "Packages declaring static-shared libs cannot have child packages"); 9576 } 9577 9578 // Package declaring static a shared lib cannot declare dynamic libs 9579 if (!ArrayUtils.isEmpty(pkg.libraryNames)) { 9580 throw new PackageManagerException( 9581 "Packages declaring static-shared libs cannot declare dynamic libs"); 9582 } 9583 9584 // Package declaring static a shared lib cannot declare shared users 9585 if (pkg.mSharedUserId != null) { 9586 throw new PackageManagerException( 9587 "Packages declaring static-shared libs cannot declare shared users"); 9588 } 9589 9590 // Static shared libs cannot declare activities 9591 if (!pkg.activities.isEmpty()) { 9592 throw new PackageManagerException( 9593 "Static shared libs cannot declare activities"); 9594 } 9595 9596 // Static shared libs cannot declare services 9597 if (!pkg.services.isEmpty()) { 9598 throw new PackageManagerException( 9599 "Static shared libs cannot declare services"); 9600 } 9601 9602 // Static shared libs cannot declare providers 9603 if (!pkg.providers.isEmpty()) { 9604 throw new PackageManagerException( 9605 "Static shared libs cannot declare content providers"); 9606 } 9607 9608 // Static shared libs cannot declare receivers 9609 if (!pkg.receivers.isEmpty()) { 9610 throw new PackageManagerException( 9611 "Static shared libs cannot declare broadcast receivers"); 9612 } 9613 9614 // Static shared libs cannot declare permission groups 9615 if (!pkg.permissionGroups.isEmpty()) { 9616 throw new PackageManagerException( 9617 "Static shared libs cannot declare permission groups"); 9618 } 9619 9620 // Static shared libs cannot declare permissions 9621 if (!pkg.permissions.isEmpty()) { 9622 throw new PackageManagerException( 9623 "Static shared libs cannot declare permissions"); 9624 } 9625 9626 // Static shared libs cannot declare protected broadcasts 9627 if (pkg.protectedBroadcasts != null) { 9628 throw new PackageManagerException( 9629 "Static shared libs cannot declare protected broadcasts"); 9630 } 9631 9632 // Static shared libs cannot be overlay targets 9633 if (pkg.mOverlayTarget != null) { 9634 throw new PackageManagerException( 9635 "Static shared libs cannot be overlay targets"); 9636 } 9637 9638 // The version codes must be ordered as lib versions 9639 int minVersionCode = Integer.MIN_VALUE; 9640 int maxVersionCode = Integer.MAX_VALUE; 9641 9642 SparseArray<SharedLibraryEntry> versionedLib = mSharedLibraries.get( 9643 pkg.staticSharedLibName); 9644 if (versionedLib != null) { 9645 final int versionCount = versionedLib.size(); 9646 for (int i = 0; i < versionCount; i++) { 9647 SharedLibraryInfo libInfo = versionedLib.valueAt(i).info; 9648 // TODO: We will change version code to long, so in the new API it is long 9649 final int libVersionCode = (int) libInfo.getDeclaringPackage() 9650 .getVersionCode(); 9651 if (libInfo.getVersion() < pkg.staticSharedLibVersion) { 9652 minVersionCode = Math.max(minVersionCode, libVersionCode + 1); 9653 } else if (libInfo.getVersion() > pkg.staticSharedLibVersion) { 9654 maxVersionCode = Math.min(maxVersionCode, libVersionCode - 1); 9655 } else { 9656 minVersionCode = maxVersionCode = libVersionCode; 9657 break; 9658 } 9659 } 9660 } 9661 if (pkg.mVersionCode < minVersionCode || pkg.mVersionCode > maxVersionCode) { 9662 throw new PackageManagerException("Static shared" 9663 + " lib version codes must be ordered as lib versions"); 9664 } 9665 } 9666 9667 // Only privileged apps and updated privileged apps can add child packages. 9668 if (pkg.childPackages != null && !pkg.childPackages.isEmpty()) { 9669 if ((policyFlags & PARSE_IS_PRIVILEGED) == 0) { 9670 throw new PackageManagerException("Only privileged apps can add child " 9671 + "packages. Ignoring package " + pkg.packageName); 9672 } 9673 final int childCount = pkg.childPackages.size(); 9674 for (int i = 0; i < childCount; i++) { 9675 PackageParser.Package childPkg = pkg.childPackages.get(i); 9676 if (mSettings.hasOtherDisabledSystemPkgWithChildLPr(pkg.packageName, 9677 childPkg.packageName)) { 9678 throw new PackageManagerException("Can't override child of " 9679 + "another disabled app. Ignoring package " + pkg.packageName); 9680 } 9681 } 9682 } 9683 9684 // If we're only installing presumed-existing packages, require that the 9685 // scanned APK is both already known and at the path previously established 9686 // for it. Previously unknown packages we pick up normally, but if we have an 9687 // a priori expectation about this package's install presence, enforce it. 9688 // With a singular exception for new system packages. When an OTA contains 9689 // a new system package, we allow the codepath to change from a system location 9690 // to the user-installed location. If we don't allow this change, any newer, 9691 // user-installed version of the application will be ignored. 9692 if ((scanFlags & SCAN_REQUIRE_KNOWN) != 0) { 9693 if (mExpectingBetter.containsKey(pkg.packageName)) { 9694 logCriticalInfo(Log.WARN, 9695 "Relax SCAN_REQUIRE_KNOWN requirement for package " + pkg.packageName); 9696 } else { 9697 PackageSetting known = mSettings.getPackageLPr(pkg.packageName); 9698 if (known != null) { 9699 if (DEBUG_PACKAGE_SCANNING) { 9700 Log.d(TAG, "Examining " + pkg.codePath 9701 + " and requiring known paths " + known.codePathString 9702 + " & " + known.resourcePathString); 9703 } 9704 if (!pkg.applicationInfo.getCodePath().equals(known.codePathString) 9705 || !pkg.applicationInfo.getResourcePath().equals( 9706 known.resourcePathString)) { 9707 throw new PackageManagerException(INSTALL_FAILED_PACKAGE_CHANGED, 9708 "Application package " + pkg.packageName 9709 + " found at " + pkg.applicationInfo.getCodePath() 9710 + " but expected at " + known.codePathString 9711 + "; ignoring."); 9712 } 9713 } 9714 } 9715 } 9716 9717 // Verify that this new package doesn't have any content providers 9718 // that conflict with existing packages. Only do this if the 9719 // package isn't already installed, since we don't want to break 9720 // things that are installed. 9721 if ((scanFlags & SCAN_NEW_INSTALL) != 0) { 9722 final int N = pkg.providers.size(); 9723 int i; 9724 for (i=0; i<N; i++) { 9725 PackageParser.Provider p = pkg.providers.get(i); 9726 if (p.info.authority != null) { 9727 String names[] = p.info.authority.split(";"); 9728 for (int j = 0; j < names.length; j++) { 9729 if (mProvidersByAuthority.containsKey(names[j])) { 9730 PackageParser.Provider other = mProvidersByAuthority.get(names[j]); 9731 final String otherPackageName = 9732 ((other != null && other.getComponentName() != null) ? 9733 other.getComponentName().getPackageName() : "?"); 9734 throw new PackageManagerException( 9735 INSTALL_FAILED_CONFLICTING_PROVIDER, 9736 "Can't install because provider name " + names[j] 9737 + " (in package " + pkg.applicationInfo.packageName 9738 + ") is already used by " + otherPackageName); 9739 } 9740 } 9741 } 9742 } 9743 } 9744 } 9745 } 9746 9747 private boolean addSharedLibraryLPw(String path, String apk, String name, int version, 9748 int type, String declaringPackageName, int declaringVersionCode) { 9749 SparseArray<SharedLibraryEntry> versionedLib = mSharedLibraries.get(name); 9750 if (versionedLib == null) { 9751 versionedLib = new SparseArray<>(); 9752 mSharedLibraries.put(name, versionedLib); 9753 if (type == SharedLibraryInfo.TYPE_STATIC) { 9754 mStaticLibsByDeclaringPackage.put(declaringPackageName, versionedLib); 9755 } 9756 } else if (versionedLib.indexOfKey(version) >= 0) { 9757 return false; 9758 } 9759 SharedLibraryEntry libEntry = new SharedLibraryEntry(path, apk, name, 9760 version, type, declaringPackageName, declaringVersionCode); 9761 versionedLib.put(version, libEntry); 9762 return true; 9763 } 9764 9765 private boolean removeSharedLibraryLPw(String name, int version) { 9766 SparseArray<SharedLibraryEntry> versionedLib = mSharedLibraries.get(name); 9767 if (versionedLib == null) { 9768 return false; 9769 } 9770 final int libIdx = versionedLib.indexOfKey(version); 9771 if (libIdx < 0) { 9772 return false; 9773 } 9774 SharedLibraryEntry libEntry = versionedLib.valueAt(libIdx); 9775 versionedLib.remove(version); 9776 if (versionedLib.size() <= 0) { 9777 mSharedLibraries.remove(name); 9778 if (libEntry.info.getType() == SharedLibraryInfo.TYPE_STATIC) { 9779 mStaticLibsByDeclaringPackage.remove(libEntry.info.getDeclaringPackage() 9780 .getPackageName()); 9781 } 9782 } 9783 return true; 9784 } 9785 9786 /** 9787 * Adds a scanned package to the system. When this method is finished, the package will 9788 * be available for query, resolution, etc... 9789 */ 9790 private void commitPackageSettings(PackageParser.Package pkg, PackageSetting pkgSetting, 9791 UserHandle user, int scanFlags, boolean chatty) throws PackageManagerException { 9792 final String pkgName = pkg.packageName; 9793 if (mCustomResolverComponentName != null && 9794 mCustomResolverComponentName.getPackageName().equals(pkg.packageName)) { 9795 setUpCustomResolverActivity(pkg); 9796 } 9797 9798 if (pkg.packageName.equals("android")) { 9799 synchronized (mPackages) { 9800 if ((scanFlags & SCAN_CHECK_ONLY) == 0) { 9801 // Set up information for our fall-back user intent resolution activity. 9802 mPlatformPackage = pkg; 9803 pkg.mVersionCode = mSdkVersion; 9804 mAndroidApplication = pkg.applicationInfo; 9805 if (!mResolverReplaced) { 9806 mResolveActivity.applicationInfo = mAndroidApplication; 9807 mResolveActivity.name = ResolverActivity.class.getName(); 9808 mResolveActivity.packageName = mAndroidApplication.packageName; 9809 mResolveActivity.processName = "system:ui"; 9810 mResolveActivity.launchMode = ActivityInfo.LAUNCH_MULTIPLE; 9811 mResolveActivity.documentLaunchMode = ActivityInfo.DOCUMENT_LAUNCH_NEVER; 9812 mResolveActivity.flags = ActivityInfo.FLAG_EXCLUDE_FROM_RECENTS; 9813 mResolveActivity.theme = R.style.Theme_Material_Dialog_Alert; 9814 mResolveActivity.exported = true; 9815 mResolveActivity.enabled = true; 9816 mResolveActivity.resizeMode = ActivityInfo.RESIZE_MODE_RESIZEABLE; 9817 mResolveActivity.configChanges = ActivityInfo.CONFIG_SCREEN_SIZE 9818 | ActivityInfo.CONFIG_SMALLEST_SCREEN_SIZE 9819 | ActivityInfo.CONFIG_SCREEN_LAYOUT 9820 | ActivityInfo.CONFIG_ORIENTATION 9821 | ActivityInfo.CONFIG_KEYBOARD 9822 | ActivityInfo.CONFIG_KEYBOARD_HIDDEN; 9823 mResolveInfo.activityInfo = mResolveActivity; 9824 mResolveInfo.priority = 0; 9825 mResolveInfo.preferredOrder = 0; 9826 mResolveInfo.match = 0; 9827 mResolveComponentName = new ComponentName( 9828 mAndroidApplication.packageName, mResolveActivity.name); 9829 } 9830 } 9831 } 9832 } 9833 9834 ArrayList<PackageParser.Package> clientLibPkgs = null; 9835 // writer 9836 synchronized (mPackages) { 9837 boolean hasStaticSharedLibs = false; 9838 9839 // Any app can add new static shared libraries 9840 if (pkg.staticSharedLibName != null) { 9841 // Static shared libs don't allow renaming as they have synthetic package 9842 // names to allow install of multiple versions, so use name from manifest. 9843 if (addSharedLibraryLPw(null, pkg.packageName, pkg.staticSharedLibName, 9844 pkg.staticSharedLibVersion, SharedLibraryInfo.TYPE_STATIC, 9845 pkg.manifestPackageName, pkg.mVersionCode)) { 9846 hasStaticSharedLibs = true; 9847 } else { 9848 Slog.w(TAG, "Package " + pkg.packageName + " library " 9849 + pkg.staticSharedLibName + " already exists; skipping"); 9850 } 9851 // Static shared libs cannot be updated once installed since they 9852 // use synthetic package name which includes the version code, so 9853 // not need to update other packages's shared lib dependencies. 9854 } 9855 9856 if (!hasStaticSharedLibs 9857 && (pkg.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) != 0) { 9858 // Only system apps can add new dynamic shared libraries. 9859 if (pkg.libraryNames != null) { 9860 for (int i = 0; i < pkg.libraryNames.size(); i++) { 9861 String name = pkg.libraryNames.get(i); 9862 boolean allowed = false; 9863 if (pkg.isUpdatedSystemApp()) { 9864 // New library entries can only be added through the 9865 // system image. This is important to get rid of a lot 9866 // of nasty edge cases: for example if we allowed a non- 9867 // system update of the app to add a library, then uninstalling 9868 // the update would make the library go away, and assumptions 9869 // we made such as through app install filtering would now 9870 // have allowed apps on the device which aren't compatible 9871 // with it. Better to just have the restriction here, be 9872 // conservative, and create many fewer cases that can negatively 9873 // impact the user experience. 9874 final PackageSetting sysPs = mSettings 9875 .getDisabledSystemPkgLPr(pkg.packageName); 9876 if (sysPs.pkg != null && sysPs.pkg.libraryNames != null) { 9877 for (int j = 0; j < sysPs.pkg.libraryNames.size(); j++) { 9878 if (name.equals(sysPs.pkg.libraryNames.get(j))) { 9879 allowed = true; 9880 break; 9881 } 9882 } 9883 } 9884 } else { 9885 allowed = true; 9886 } 9887 if (allowed) { 9888 if (!addSharedLibraryLPw(null, pkg.packageName, name, 9889 SharedLibraryInfo.VERSION_UNDEFINED, 9890 SharedLibraryInfo.TYPE_DYNAMIC, 9891 pkg.packageName, pkg.mVersionCode)) { 9892 Slog.w(TAG, "Package " + pkg.packageName + " library " 9893 + name + " already exists; skipping"); 9894 } 9895 } else { 9896 Slog.w(TAG, "Package " + pkg.packageName + " declares lib " 9897 + name + " that is not declared on system image; skipping"); 9898 } 9899 } 9900 9901 if ((scanFlags & SCAN_BOOTING) == 0) { 9902 // If we are not booting, we need to update any applications 9903 // that are clients of our shared library. If we are booting, 9904 // this will all be done once the scan is complete. 9905 clientLibPkgs = updateAllSharedLibrariesLPw(pkg); 9906 } 9907 } 9908 } 9909 } 9910 9911 if ((scanFlags & SCAN_BOOTING) != 0) { 9912 // No apps can run during boot scan, so they don't need to be frozen 9913 } else if ((scanFlags & SCAN_DONT_KILL_APP) != 0) { 9914 // Caller asked to not kill app, so it's probably not frozen 9915 } else if ((scanFlags & SCAN_IGNORE_FROZEN) != 0) { 9916 // Caller asked us to ignore frozen check for some reason; they 9917 // probably didn't know the package name 9918 } else { 9919 // We're doing major surgery on this package, so it better be frozen 9920 // right now to keep it from launching 9921 checkPackageFrozen(pkgName); 9922 } 9923 9924 // Also need to kill any apps that are dependent on the library. 9925 if (clientLibPkgs != null) { 9926 for (int i=0; i<clientLibPkgs.size(); i++) { 9927 PackageParser.Package clientPkg = clientLibPkgs.get(i); 9928 killApplication(clientPkg.applicationInfo.packageName, 9929 clientPkg.applicationInfo.uid, "update lib"); 9930 } 9931 } 9932 9933 // writer 9934 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "updateSettings"); 9935 9936 boolean createIdmapFailed = false; 9937 synchronized (mPackages) { 9938 // We don't expect installation to fail beyond this point 9939 9940 if (pkgSetting.pkg != null) { 9941 // Note that |user| might be null during the initial boot scan. If a codePath 9942 // for an app has changed during a boot scan, it's due to an app update that's 9943 // part of the system partition and marker changes must be applied to all users. 9944 final int userId = ((user != null) ? user : UserHandle.ALL).getIdentifier(); 9945 final int[] userIds = resolveUserIds(userId); 9946 maybeRenameForeignDexMarkers(pkgSetting.pkg, pkg, userIds); 9947 } 9948 9949 // Add the new setting to mSettings 9950 mSettings.insertPackageSettingLPw(pkgSetting, pkg); 9951 // Add the new setting to mPackages 9952 mPackages.put(pkg.applicationInfo.packageName, pkg); 9953 // Make sure we don't accidentally delete its data. 9954 final Iterator<PackageCleanItem> iter = mSettings.mPackagesToBeCleaned.iterator(); 9955 while (iter.hasNext()) { 9956 PackageCleanItem item = iter.next(); 9957 if (pkgName.equals(item.packageName)) { 9958 iter.remove(); 9959 } 9960 } 9961 9962 // Add the package's KeySets to the global KeySetManagerService 9963 KeySetManagerService ksms = mSettings.mKeySetManagerService; 9964 ksms.addScannedPackageLPw(pkg); 9965 9966 int N = pkg.providers.size(); 9967 StringBuilder r = null; 9968 int i; 9969 for (i=0; i<N; i++) { 9970 PackageParser.Provider p = pkg.providers.get(i); 9971 p.info.processName = fixProcessName(pkg.applicationInfo.processName, 9972 p.info.processName); 9973 mProviders.addProvider(p); 9974 p.syncable = p.info.isSyncable; 9975 if (p.info.authority != null) { 9976 String names[] = p.info.authority.split(";"); 9977 p.info.authority = null; 9978 for (int j = 0; j < names.length; j++) { 9979 if (j == 1 && p.syncable) { 9980 // We only want the first authority for a provider to possibly be 9981 // syncable, so if we already added this provider using a different 9982 // authority clear the syncable flag. We copy the provider before 9983 // changing it because the mProviders object contains a reference 9984 // to a provider that we don't want to change. 9985 // Only do this for the second authority since the resulting provider 9986 // object can be the same for all future authorities for this provider. 9987 p = new PackageParser.Provider(p); 9988 p.syncable = false; 9989 } 9990 if (!mProvidersByAuthority.containsKey(names[j])) { 9991 mProvidersByAuthority.put(names[j], p); 9992 if (p.info.authority == null) { 9993 p.info.authority = names[j]; 9994 } else { 9995 p.info.authority = p.info.authority + ";" + names[j]; 9996 } 9997 if (DEBUG_PACKAGE_SCANNING) { 9998 if (chatty) 9999 Log.d(TAG, "Registered content provider: " + names[j] 10000 + ", className = " + p.info.name + ", isSyncable = " 10001 + p.info.isSyncable); 10002 } 10003 } else { 10004 PackageParser.Provider other = mProvidersByAuthority.get(names[j]); 10005 Slog.w(TAG, "Skipping provider name " + names[j] + 10006 " (in package " + pkg.applicationInfo.packageName + 10007 "): name already used by " 10008 + ((other != null && other.getComponentName() != null) 10009 ? other.getComponentName().getPackageName() : "?")); 10010 } 10011 } 10012 } 10013 if (chatty) { 10014 if (r == null) { 10015 r = new StringBuilder(256); 10016 } else { 10017 r.append(' '); 10018 } 10019 r.append(p.info.name); 10020 } 10021 } 10022 if (r != null) { 10023 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Providers: " + r); 10024 } 10025 10026 N = pkg.services.size(); 10027 r = null; 10028 for (i=0; i<N; i++) { 10029 PackageParser.Service s = pkg.services.get(i); 10030 s.info.processName = fixProcessName(pkg.applicationInfo.processName, 10031 s.info.processName); 10032 mServices.addService(s); 10033 if (chatty) { 10034 if (r == null) { 10035 r = new StringBuilder(256); 10036 } else { 10037 r.append(' '); 10038 } 10039 r.append(s.info.name); 10040 } 10041 } 10042 if (r != null) { 10043 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Services: " + r); 10044 } 10045 10046 N = pkg.receivers.size(); 10047 r = null; 10048 for (i=0; i<N; i++) { 10049 PackageParser.Activity a = pkg.receivers.get(i); 10050 a.info.processName = fixProcessName(pkg.applicationInfo.processName, 10051 a.info.processName); 10052 mReceivers.addActivity(a, "receiver"); 10053 if (chatty) { 10054 if (r == null) { 10055 r = new StringBuilder(256); 10056 } else { 10057 r.append(' '); 10058 } 10059 r.append(a.info.name); 10060 } 10061 } 10062 if (r != null) { 10063 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Receivers: " + r); 10064 } 10065 10066 N = pkg.activities.size(); 10067 r = null; 10068 for (i=0; i<N; i++) { 10069 PackageParser.Activity a = pkg.activities.get(i); 10070 a.info.processName = fixProcessName(pkg.applicationInfo.processName, 10071 a.info.processName); 10072 mActivities.addActivity(a, "activity"); 10073 if (chatty) { 10074 if (r == null) { 10075 r = new StringBuilder(256); 10076 } else { 10077 r.append(' '); 10078 } 10079 r.append(a.info.name); 10080 } 10081 } 10082 if (r != null) { 10083 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Activities: " + r); 10084 } 10085 10086 N = pkg.permissionGroups.size(); 10087 r = null; 10088 for (i=0; i<N; i++) { 10089 PackageParser.PermissionGroup pg = pkg.permissionGroups.get(i); 10090 PackageParser.PermissionGroup cur = mPermissionGroups.get(pg.info.name); 10091 final String curPackageName = cur == null ? null : cur.info.packageName; 10092 // Dont allow ephemeral apps to define new permission groups. 10093 if ((scanFlags & SCAN_AS_INSTANT_APP) != 0) { 10094 Slog.w(TAG, "Permission group " + pg.info.name + " from package " 10095 + pg.info.packageName 10096 + " ignored: instant apps cannot define new permission groups."); 10097 continue; 10098 } 10099 final boolean isPackageUpdate = pg.info.packageName.equals(curPackageName); 10100 if (cur == null || isPackageUpdate) { 10101 mPermissionGroups.put(pg.info.name, pg); 10102 if (chatty) { 10103 if (r == null) { 10104 r = new StringBuilder(256); 10105 } else { 10106 r.append(' '); 10107 } 10108 if (isPackageUpdate) { 10109 r.append("UPD:"); 10110 } 10111 r.append(pg.info.name); 10112 } 10113 } else { 10114 Slog.w(TAG, "Permission group " + pg.info.name + " from package " 10115 + pg.info.packageName + " ignored: original from " 10116 + cur.info.packageName); 10117 if (chatty) { 10118 if (r == null) { 10119 r = new StringBuilder(256); 10120 } else { 10121 r.append(' '); 10122 } 10123 r.append("DUP:"); 10124 r.append(pg.info.name); 10125 } 10126 } 10127 } 10128 if (r != null) { 10129 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Permission Groups: " + r); 10130 } 10131 10132 N = pkg.permissions.size(); 10133 r = null; 10134 for (i=0; i<N; i++) { 10135 PackageParser.Permission p = pkg.permissions.get(i); 10136 10137 // Dont allow ephemeral apps to define new permissions. 10138 if ((scanFlags & SCAN_AS_INSTANT_APP) != 0) { 10139 Slog.w(TAG, "Permission " + p.info.name + " from package " 10140 + p.info.packageName 10141 + " ignored: instant apps cannot define new permissions."); 10142 continue; 10143 } 10144 10145 // Assume by default that we did not install this permission into the system. 10146 p.info.flags &= ~PermissionInfo.FLAG_INSTALLED; 10147 10148 // Now that permission groups have a special meaning, we ignore permission 10149 // groups for legacy apps to prevent unexpected behavior. In particular, 10150 // permissions for one app being granted to someone just becase they happen 10151 // to be in a group defined by another app (before this had no implications). 10152 if (pkg.applicationInfo.targetSdkVersion > Build.VERSION_CODES.LOLLIPOP_MR1) { 10153 p.group = mPermissionGroups.get(p.info.group); 10154 // Warn for a permission in an unknown group. 10155 if (p.info.group != null && p.group == null) { 10156 Slog.w(TAG, "Permission " + p.info.name + " from package " 10157 + p.info.packageName + " in an unknown group " + p.info.group); 10158 } 10159 } 10160 10161 ArrayMap<String, BasePermission> permissionMap = 10162 p.tree ? mSettings.mPermissionTrees 10163 : mSettings.mPermissions; 10164 BasePermission bp = permissionMap.get(p.info.name); 10165 10166 // Allow system apps to redefine non-system permissions 10167 if (bp != null && !Objects.equals(bp.sourcePackage, p.info.packageName)) { 10168 final boolean currentOwnerIsSystem = (bp.perm != null 10169 && isSystemApp(bp.perm.owner)); 10170 if (isSystemApp(p.owner)) { 10171 if (bp.type == BasePermission.TYPE_BUILTIN && bp.perm == null) { 10172 // It's a built-in permission and no owner, take ownership now 10173 bp.packageSetting = pkgSetting; 10174 bp.perm = p; 10175 bp.uid = pkg.applicationInfo.uid; 10176 bp.sourcePackage = p.info.packageName; 10177 p.info.flags |= PermissionInfo.FLAG_INSTALLED; 10178 } else if (!currentOwnerIsSystem) { 10179 String msg = "New decl " + p.owner + " of permission " 10180 + p.info.name + " is system; overriding " + bp.sourcePackage; 10181 reportSettingsProblem(Log.WARN, msg); 10182 bp = null; 10183 } 10184 } 10185 } 10186 10187 if (bp == null) { 10188 bp = new BasePermission(p.info.name, p.info.packageName, 10189 BasePermission.TYPE_NORMAL); 10190 permissionMap.put(p.info.name, bp); 10191 } 10192 10193 if (bp.perm == null) { 10194 if (bp.sourcePackage == null 10195 || bp.sourcePackage.equals(p.info.packageName)) { 10196 BasePermission tree = findPermissionTreeLP(p.info.name); 10197 if (tree == null 10198 || tree.sourcePackage.equals(p.info.packageName)) { 10199 bp.packageSetting = pkgSetting; 10200 bp.perm = p; 10201 bp.uid = pkg.applicationInfo.uid; 10202 bp.sourcePackage = p.info.packageName; 10203 p.info.flags |= PermissionInfo.FLAG_INSTALLED; 10204 if (chatty) { 10205 if (r == null) { 10206 r = new StringBuilder(256); 10207 } else { 10208 r.append(' '); 10209 } 10210 r.append(p.info.name); 10211 } 10212 } else { 10213 Slog.w(TAG, "Permission " + p.info.name + " from package " 10214 + p.info.packageName + " ignored: base tree " 10215 + tree.name + " is from package " 10216 + tree.sourcePackage); 10217 } 10218 } else { 10219 Slog.w(TAG, "Permission " + p.info.name + " from package " 10220 + p.info.packageName + " ignored: original from " 10221 + bp.sourcePackage); 10222 } 10223 } else if (chatty) { 10224 if (r == null) { 10225 r = new StringBuilder(256); 10226 } else { 10227 r.append(' '); 10228 } 10229 r.append("DUP:"); 10230 r.append(p.info.name); 10231 } 10232 if (bp.perm == p) { 10233 bp.protectionLevel = p.info.protectionLevel; 10234 } 10235 } 10236 10237 if (r != null) { 10238 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Permissions: " + r); 10239 } 10240 10241 N = pkg.instrumentation.size(); 10242 r = null; 10243 for (i=0; i<N; i++) { 10244 PackageParser.Instrumentation a = pkg.instrumentation.get(i); 10245 a.info.packageName = pkg.applicationInfo.packageName; 10246 a.info.sourceDir = pkg.applicationInfo.sourceDir; 10247 a.info.publicSourceDir = pkg.applicationInfo.publicSourceDir; 10248 a.info.splitNames = pkg.splitNames; 10249 a.info.splitSourceDirs = pkg.applicationInfo.splitSourceDirs; 10250 a.info.splitPublicSourceDirs = pkg.applicationInfo.splitPublicSourceDirs; 10251 a.info.splitDependencies = pkg.applicationInfo.splitDependencies; 10252 a.info.dataDir = pkg.applicationInfo.dataDir; 10253 a.info.deviceProtectedDataDir = pkg.applicationInfo.deviceProtectedDataDir; 10254 a.info.credentialProtectedDataDir = pkg.applicationInfo.credentialProtectedDataDir; 10255 a.info.nativeLibraryDir = pkg.applicationInfo.nativeLibraryDir; 10256 a.info.secondaryNativeLibraryDir = pkg.applicationInfo.secondaryNativeLibraryDir; 10257 mInstrumentation.put(a.getComponentName(), a); 10258 if (chatty) { 10259 if (r == null) { 10260 r = new StringBuilder(256); 10261 } else { 10262 r.append(' '); 10263 } 10264 r.append(a.info.name); 10265 } 10266 } 10267 if (r != null) { 10268 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Instrumentation: " + r); 10269 } 10270 10271 if (pkg.protectedBroadcasts != null) { 10272 N = pkg.protectedBroadcasts.size(); 10273 for (i=0; i<N; i++) { 10274 mProtectedBroadcasts.add(pkg.protectedBroadcasts.get(i)); 10275 } 10276 } 10277 10278 // Create idmap files for pairs of (packages, overlay packages). 10279 // Note: "android", ie framework-res.apk, is handled by native layers. 10280 if (pkg.mOverlayTarget != null) { 10281 // This is an overlay package. 10282 if (pkg.mOverlayTarget != null && !pkg.mOverlayTarget.equals("android")) { 10283 if (!mOverlays.containsKey(pkg.mOverlayTarget)) { 10284 mOverlays.put(pkg.mOverlayTarget, 10285 new ArrayMap<String, PackageParser.Package>()); 10286 } 10287 ArrayMap<String, PackageParser.Package> map = mOverlays.get(pkg.mOverlayTarget); 10288 map.put(pkg.packageName, pkg); 10289 PackageParser.Package orig = mPackages.get(pkg.mOverlayTarget); 10290 if (orig != null && !createIdmapForPackagePairLI(orig, pkg)) { 10291 createIdmapFailed = true; 10292 } 10293 } 10294 } else if (mOverlays.containsKey(pkg.packageName) && 10295 !pkg.packageName.equals("android")) { 10296 // This is a regular package, with one or more known overlay packages. 10297 createIdmapsForPackageLI(pkg); 10298 } 10299 } 10300 10301 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 10302 10303 if (createIdmapFailed) { 10304 throw new PackageManagerException(INSTALL_FAILED_UPDATE_INCOMPATIBLE, 10305 "scanPackageLI failed to createIdmap"); 10306 } 10307 } 10308 10309 private static void maybeRenameForeignDexMarkers(PackageParser.Package existing, 10310 PackageParser.Package update, int[] userIds) { 10311 if (existing.applicationInfo == null || update.applicationInfo == null) { 10312 // This isn't due to an app installation. 10313 return; 10314 } 10315 10316 final File oldCodePath = new File(existing.applicationInfo.getCodePath()); 10317 final File newCodePath = new File(update.applicationInfo.getCodePath()); 10318 10319 // The codePath hasn't changed, so there's nothing for us to do. 10320 if (Objects.equals(oldCodePath, newCodePath)) { 10321 return; 10322 } 10323 10324 File canonicalNewCodePath; 10325 try { 10326 canonicalNewCodePath = new File(PackageManagerServiceUtils.realpath(newCodePath)); 10327 } catch (IOException e) { 10328 Slog.w(TAG, "Failed to get canonical path.", e); 10329 return; 10330 } 10331 10332 // This is a bit of a hack. The oldCodePath doesn't exist at this point (because 10333 // we've already renamed / deleted it) so we cannot call realpath on it. Here we assume 10334 // that the last component of the path (i.e, the name) doesn't need canonicalization 10335 // (i.e, that it isn't ".", ".." or a symbolic link). This is a valid assumption for now 10336 // but may change in the future. Hopefully this function won't exist at that point. 10337 final File canonicalOldCodePath = new File(canonicalNewCodePath.getParentFile(), 10338 oldCodePath.getName()); 10339 10340 // Calculate the prefixes of the markers. These are just the paths with "/" replaced 10341 // with "@". 10342 String oldMarkerPrefix = canonicalOldCodePath.getAbsolutePath().replace('/', '@'); 10343 if (!oldMarkerPrefix.endsWith("@")) { 10344 oldMarkerPrefix += "@"; 10345 } 10346 String newMarkerPrefix = canonicalNewCodePath.getAbsolutePath().replace('/', '@'); 10347 if (!newMarkerPrefix.endsWith("@")) { 10348 newMarkerPrefix += "@"; 10349 } 10350 10351 List<String> updatedPaths = update.getAllCodePathsExcludingResourceOnly(); 10352 List<String> markerSuffixes = new ArrayList<String>(updatedPaths.size()); 10353 for (String updatedPath : updatedPaths) { 10354 String updatedPathName = new File(updatedPath).getName(); 10355 markerSuffixes.add(updatedPathName.replace('/', '@')); 10356 } 10357 10358 for (int userId : userIds) { 10359 File profileDir = Environment.getDataProfilesDeForeignDexDirectory(userId); 10360 10361 for (String markerSuffix : markerSuffixes) { 10362 File oldForeignUseMark = new File(profileDir, oldMarkerPrefix + markerSuffix); 10363 File newForeignUseMark = new File(profileDir, newMarkerPrefix + markerSuffix); 10364 if (oldForeignUseMark.exists()) { 10365 try { 10366 Os.rename(oldForeignUseMark.getAbsolutePath(), 10367 newForeignUseMark.getAbsolutePath()); 10368 } catch (ErrnoException e) { 10369 Slog.w(TAG, "Failed to rename foreign use marker", e); 10370 oldForeignUseMark.delete(); 10371 } 10372 } 10373 } 10374 } 10375 } 10376 10377 /** 10378 * Derive the ABI of a non-system package located at {@code scanFile}. This information 10379 * is derived purely on the basis of the contents of {@code scanFile} and 10380 * {@code cpuAbiOverride}. 10381 * 10382 * If {@code extractLibs} is true, native libraries are extracted from the app if required. 10383 */ 10384 private static void derivePackageAbi(PackageParser.Package pkg, File scanFile, 10385 String cpuAbiOverride, boolean extractLibs, 10386 File appLib32InstallDir) 10387 throws PackageManagerException { 10388 // Give ourselves some initial paths; we'll come back for another 10389 // pass once we've determined ABI below. 10390 setNativeLibraryPaths(pkg, appLib32InstallDir); 10391 10392 // We would never need to extract libs for forward-locked and external packages, 10393 // since the container service will do it for us. We shouldn't attempt to 10394 // extract libs from system app when it was not updated. 10395 if (pkg.isForwardLocked() || pkg.applicationInfo.isExternalAsec() || 10396 (isSystemApp(pkg) && !pkg.isUpdatedSystemApp())) { 10397 extractLibs = false; 10398 } 10399 10400 final String nativeLibraryRootStr = pkg.applicationInfo.nativeLibraryRootDir; 10401 final boolean useIsaSpecificSubdirs = pkg.applicationInfo.nativeLibraryRootRequiresIsa; 10402 10403 NativeLibraryHelper.Handle handle = null; 10404 try { 10405 handle = NativeLibraryHelper.Handle.create(pkg); 10406 // TODO(multiArch): This can be null for apps that didn't go through the 10407 // usual installation process. We can calculate it again, like we 10408 // do during install time. 10409 // 10410 // TODO(multiArch): Why do we need to rescan ASEC apps again ? It seems totally 10411 // unnecessary. 10412 final File nativeLibraryRoot = new File(nativeLibraryRootStr); 10413 10414 // Null out the abis so that they can be recalculated. 10415 pkg.applicationInfo.primaryCpuAbi = null; 10416 pkg.applicationInfo.secondaryCpuAbi = null; 10417 if (isMultiArch(pkg.applicationInfo)) { 10418 // Warn if we've set an abiOverride for multi-lib packages.. 10419 // By definition, we need to copy both 32 and 64 bit libraries for 10420 // such packages. 10421 if (pkg.cpuAbiOverride != null 10422 && !NativeLibraryHelper.CLEAR_ABI_OVERRIDE.equals(pkg.cpuAbiOverride)) { 10423 Slog.w(TAG, "Ignoring abiOverride for multi arch application."); 10424 } 10425 10426 int abi32 = PackageManager.NO_NATIVE_LIBRARIES; 10427 int abi64 = PackageManager.NO_NATIVE_LIBRARIES; 10428 if (Build.SUPPORTED_32_BIT_ABIS.length > 0) { 10429 if (extractLibs) { 10430 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "copyNativeBinaries"); 10431 abi32 = NativeLibraryHelper.copyNativeBinariesForSupportedAbi(handle, 10432 nativeLibraryRoot, Build.SUPPORTED_32_BIT_ABIS, 10433 useIsaSpecificSubdirs); 10434 } else { 10435 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "findSupportedAbi"); 10436 abi32 = NativeLibraryHelper.findSupportedAbi(handle, Build.SUPPORTED_32_BIT_ABIS); 10437 } 10438 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 10439 } 10440 10441 maybeThrowExceptionForMultiArchCopy( 10442 "Error unpackaging 32 bit native libs for multiarch app.", abi32); 10443 10444 if (Build.SUPPORTED_64_BIT_ABIS.length > 0) { 10445 if (extractLibs) { 10446 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "copyNativeBinaries"); 10447 abi64 = NativeLibraryHelper.copyNativeBinariesForSupportedAbi(handle, 10448 nativeLibraryRoot, Build.SUPPORTED_64_BIT_ABIS, 10449 useIsaSpecificSubdirs); 10450 } else { 10451 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "findSupportedAbi"); 10452 abi64 = NativeLibraryHelper.findSupportedAbi(handle, Build.SUPPORTED_64_BIT_ABIS); 10453 } 10454 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 10455 } 10456 10457 maybeThrowExceptionForMultiArchCopy( 10458 "Error unpackaging 64 bit native libs for multiarch app.", abi64); 10459 10460 if (abi64 >= 0) { 10461 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[abi64]; 10462 } 10463 10464 if (abi32 >= 0) { 10465 final String abi = Build.SUPPORTED_32_BIT_ABIS[abi32]; 10466 if (abi64 >= 0) { 10467 if (pkg.use32bitAbi) { 10468 pkg.applicationInfo.secondaryCpuAbi = pkg.applicationInfo.primaryCpuAbi; 10469 pkg.applicationInfo.primaryCpuAbi = abi; 10470 } else { 10471 pkg.applicationInfo.secondaryCpuAbi = abi; 10472 } 10473 } else { 10474 pkg.applicationInfo.primaryCpuAbi = abi; 10475 } 10476 } 10477 10478 } else { 10479 String[] abiList = (cpuAbiOverride != null) ? 10480 new String[] { cpuAbiOverride } : Build.SUPPORTED_ABIS; 10481 10482 // Enable gross and lame hacks for apps that are built with old 10483 // SDK tools. We must scan their APKs for renderscript bitcode and 10484 // not launch them if it's present. Don't bother checking on devices 10485 // that don't have 64 bit support. 10486 boolean needsRenderScriptOverride = false; 10487 if (Build.SUPPORTED_64_BIT_ABIS.length > 0 && cpuAbiOverride == null && 10488 NativeLibraryHelper.hasRenderscriptBitcode(handle)) { 10489 abiList = Build.SUPPORTED_32_BIT_ABIS; 10490 needsRenderScriptOverride = true; 10491 } 10492 10493 final int copyRet; 10494 if (extractLibs) { 10495 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "copyNativeBinaries"); 10496 copyRet = NativeLibraryHelper.copyNativeBinariesForSupportedAbi(handle, 10497 nativeLibraryRoot, abiList, useIsaSpecificSubdirs); 10498 } else { 10499 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "findSupportedAbi"); 10500 copyRet = NativeLibraryHelper.findSupportedAbi(handle, abiList); 10501 } 10502 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 10503 10504 if (copyRet < 0 && copyRet != PackageManager.NO_NATIVE_LIBRARIES) { 10505 throw new PackageManagerException(INSTALL_FAILED_INTERNAL_ERROR, 10506 "Error unpackaging native libs for app, errorCode=" + copyRet); 10507 } 10508 10509 if (copyRet >= 0) { 10510 pkg.applicationInfo.primaryCpuAbi = abiList[copyRet]; 10511 } else if (copyRet == PackageManager.NO_NATIVE_LIBRARIES && cpuAbiOverride != null) { 10512 pkg.applicationInfo.primaryCpuAbi = cpuAbiOverride; 10513 } else if (needsRenderScriptOverride) { 10514 pkg.applicationInfo.primaryCpuAbi = abiList[0]; 10515 } 10516 } 10517 } catch (IOException ioe) { 10518 Slog.e(TAG, "Unable to get canonical file " + ioe.toString()); 10519 } finally { 10520 IoUtils.closeQuietly(handle); 10521 } 10522 10523 // Now that we've calculated the ABIs and determined if it's an internal app, 10524 // we will go ahead and populate the nativeLibraryPath. 10525 setNativeLibraryPaths(pkg, appLib32InstallDir); 10526 } 10527 10528 /** 10529 * Adjusts ABIs for a set of packages belonging to a shared user so that they all match. 10530 * i.e, so that all packages can be run inside a single process if required. 10531 * 10532 * Optionally, callers can pass in a parsed package via {@code newPackage} in which case 10533 * this function will either try and make the ABI for all packages in {@code packagesForUser} 10534 * match {@code scannedPackage} or will update the ABI of {@code scannedPackage} to match 10535 * the ABI selected for {@code packagesForUser}. This variant is used when installing or 10536 * updating a package that belongs to a shared user. 10537 * 10538 * NOTE: We currently only match for the primary CPU abi string. Matching the secondary 10539 * adds unnecessary complexity. 10540 */ 10541 private void adjustCpuAbisForSharedUserLPw(Set<PackageSetting> packagesForUser, 10542 PackageParser.Package scannedPackage) { 10543 String requiredInstructionSet = null; 10544 if (scannedPackage != null && scannedPackage.applicationInfo.primaryCpuAbi != null) { 10545 requiredInstructionSet = VMRuntime.getInstructionSet( 10546 scannedPackage.applicationInfo.primaryCpuAbi); 10547 } 10548 10549 PackageSetting requirer = null; 10550 for (PackageSetting ps : packagesForUser) { 10551 // If packagesForUser contains scannedPackage, we skip it. This will happen 10552 // when scannedPackage is an update of an existing package. Without this check, 10553 // we will never be able to change the ABI of any package belonging to a shared 10554 // user, even if it's compatible with other packages. 10555 if (scannedPackage == null || !scannedPackage.packageName.equals(ps.name)) { 10556 if (ps.primaryCpuAbiString == null) { 10557 continue; 10558 } 10559 10560 final String instructionSet = VMRuntime.getInstructionSet(ps.primaryCpuAbiString); 10561 if (requiredInstructionSet != null && !instructionSet.equals(requiredInstructionSet)) { 10562 // We have a mismatch between instruction sets (say arm vs arm64) warn about 10563 // this but there's not much we can do. 10564 String errorMessage = "Instruction set mismatch, " 10565 + ((requirer == null) ? "[caller]" : requirer) 10566 + " requires " + requiredInstructionSet + " whereas " + ps 10567 + " requires " + instructionSet; 10568 Slog.w(TAG, errorMessage); 10569 } 10570 10571 if (requiredInstructionSet == null) { 10572 requiredInstructionSet = instructionSet; 10573 requirer = ps; 10574 } 10575 } 10576 } 10577 10578 if (requiredInstructionSet != null) { 10579 String adjustedAbi; 10580 if (requirer != null) { 10581 // requirer != null implies that either scannedPackage was null or that scannedPackage 10582 // did not require an ABI, in which case we have to adjust scannedPackage to match 10583 // the ABI of the set (which is the same as requirer's ABI) 10584 adjustedAbi = requirer.primaryCpuAbiString; 10585 if (scannedPackage != null) { 10586 scannedPackage.applicationInfo.primaryCpuAbi = adjustedAbi; 10587 } 10588 } else { 10589 // requirer == null implies that we're updating all ABIs in the set to 10590 // match scannedPackage. 10591 adjustedAbi = scannedPackage.applicationInfo.primaryCpuAbi; 10592 } 10593 10594 for (PackageSetting ps : packagesForUser) { 10595 if (scannedPackage == null || !scannedPackage.packageName.equals(ps.name)) { 10596 if (ps.primaryCpuAbiString != null) { 10597 continue; 10598 } 10599 10600 ps.primaryCpuAbiString = adjustedAbi; 10601 if (ps.pkg != null && ps.pkg.applicationInfo != null && 10602 !TextUtils.equals(adjustedAbi, ps.pkg.applicationInfo.primaryCpuAbi)) { 10603 ps.pkg.applicationInfo.primaryCpuAbi = adjustedAbi; 10604 Slog.i(TAG, "Adjusting ABI for " + ps.name + " to " + adjustedAbi 10605 + " (requirer=" 10606 + (requirer == null ? "null" : requirer.pkg.packageName) 10607 + ", scannedPackage=" 10608 + (scannedPackage != null ? scannedPackage.packageName : "null") 10609 + ")"); 10610 try { 10611 mInstaller.rmdex(ps.codePathString, 10612 getDexCodeInstructionSet(getPreferredInstructionSet())); 10613 } catch (InstallerException ignored) { 10614 } 10615 } 10616 } 10617 } 10618 } 10619 } 10620 10621 private void setUpCustomResolverActivity(PackageParser.Package pkg) { 10622 synchronized (mPackages) { 10623 mResolverReplaced = true; 10624 // Set up information for custom user intent resolution activity. 10625 mResolveActivity.applicationInfo = pkg.applicationInfo; 10626 mResolveActivity.name = mCustomResolverComponentName.getClassName(); 10627 mResolveActivity.packageName = pkg.applicationInfo.packageName; 10628 mResolveActivity.processName = pkg.applicationInfo.packageName; 10629 mResolveActivity.launchMode = ActivityInfo.LAUNCH_MULTIPLE; 10630 mResolveActivity.flags = ActivityInfo.FLAG_EXCLUDE_FROM_RECENTS | 10631 ActivityInfo.FLAG_FINISH_ON_CLOSE_SYSTEM_DIALOGS; 10632 mResolveActivity.theme = 0; 10633 mResolveActivity.exported = true; 10634 mResolveActivity.enabled = true; 10635 mResolveInfo.activityInfo = mResolveActivity; 10636 mResolveInfo.priority = 0; 10637 mResolveInfo.preferredOrder = 0; 10638 mResolveInfo.match = 0; 10639 mResolveComponentName = mCustomResolverComponentName; 10640 Slog.i(TAG, "Replacing default ResolverActivity with custom activity: " + 10641 mResolveComponentName); 10642 } 10643 } 10644 10645 private void setUpEphemeralInstallerActivityLP(ComponentName installerComponent) { 10646 if (installerComponent == null) { 10647 if (DEBUG_EPHEMERAL) { 10648 Slog.d(TAG, "Clear ephemeral installer activity"); 10649 } 10650 mEphemeralInstallerActivity.applicationInfo = null; 10651 return; 10652 } 10653 10654 if (DEBUG_EPHEMERAL) { 10655 Slog.d(TAG, "Set ephemeral installer activity: " + installerComponent); 10656 } 10657 final PackageParser.Package pkg = mPackages.get(installerComponent.getPackageName()); 10658 // Set up information for ephemeral installer activity 10659 mEphemeralInstallerActivity.applicationInfo = pkg.applicationInfo; 10660 mEphemeralInstallerActivity.name = installerComponent.getClassName(); 10661 mEphemeralInstallerActivity.packageName = pkg.applicationInfo.packageName; 10662 mEphemeralInstallerActivity.processName = pkg.applicationInfo.packageName; 10663 mEphemeralInstallerActivity.launchMode = ActivityInfo.LAUNCH_MULTIPLE; 10664 mEphemeralInstallerActivity.flags = ActivityInfo.FLAG_EXCLUDE_FROM_RECENTS 10665 | ActivityInfo.FLAG_FINISH_ON_CLOSE_SYSTEM_DIALOGS; 10666 mEphemeralInstallerActivity.theme = 0; 10667 mEphemeralInstallerActivity.exported = true; 10668 mEphemeralInstallerActivity.enabled = true; 10669 mEphemeralInstallerInfo.activityInfo = mEphemeralInstallerActivity; 10670 mEphemeralInstallerInfo.priority = 0; 10671 mEphemeralInstallerInfo.preferredOrder = 1; 10672 mEphemeralInstallerInfo.isDefault = true; 10673 mEphemeralInstallerInfo.match = IntentFilter.MATCH_CATEGORY_SCHEME_SPECIFIC_PART 10674 | IntentFilter.MATCH_ADJUSTMENT_NORMAL; 10675 } 10676 10677 private static String calculateBundledApkRoot(final String codePathString) { 10678 final File codePath = new File(codePathString); 10679 final File codeRoot; 10680 if (FileUtils.contains(Environment.getRootDirectory(), codePath)) { 10681 codeRoot = Environment.getRootDirectory(); 10682 } else if (FileUtils.contains(Environment.getOemDirectory(), codePath)) { 10683 codeRoot = Environment.getOemDirectory(); 10684 } else if (FileUtils.contains(Environment.getVendorDirectory(), codePath)) { 10685 codeRoot = Environment.getVendorDirectory(); 10686 } else { 10687 // Unrecognized code path; take its top real segment as the apk root: 10688 // e.g. /something/app/blah.apk => /something 10689 try { 10690 File f = codePath.getCanonicalFile(); 10691 File parent = f.getParentFile(); // non-null because codePath is a file 10692 File tmp; 10693 while ((tmp = parent.getParentFile()) != null) { 10694 f = parent; 10695 parent = tmp; 10696 } 10697 codeRoot = f; 10698 Slog.w(TAG, "Unrecognized code path " 10699 + codePath + " - using " + codeRoot); 10700 } catch (IOException e) { 10701 // Can't canonicalize the code path -- shenanigans? 10702 Slog.w(TAG, "Can't canonicalize code path " + codePath); 10703 return Environment.getRootDirectory().getPath(); 10704 } 10705 } 10706 return codeRoot.getPath(); 10707 } 10708 10709 /** 10710 * Derive and set the location of native libraries for the given package, 10711 * which varies depending on where and how the package was installed. 10712 */ 10713 private static void setNativeLibraryPaths(PackageParser.Package pkg, File appLib32InstallDir) { 10714 final ApplicationInfo info = pkg.applicationInfo; 10715 final String codePath = pkg.codePath; 10716 final File codeFile = new File(codePath); 10717 final boolean bundledApp = info.isSystemApp() && !info.isUpdatedSystemApp(); 10718 final boolean asecApp = info.isForwardLocked() || info.isExternalAsec(); 10719 10720 info.nativeLibraryRootDir = null; 10721 info.nativeLibraryRootRequiresIsa = false; 10722 info.nativeLibraryDir = null; 10723 info.secondaryNativeLibraryDir = null; 10724 10725 if (isApkFile(codeFile)) { 10726 // Monolithic install 10727 if (bundledApp) { 10728 // If "/system/lib64/apkname" exists, assume that is the per-package 10729 // native library directory to use; otherwise use "/system/lib/apkname". 10730 final String apkRoot = calculateBundledApkRoot(info.sourceDir); 10731 final boolean is64Bit = VMRuntime.is64BitInstructionSet( 10732 getPrimaryInstructionSet(info)); 10733 10734 // This is a bundled system app so choose the path based on the ABI. 10735 // if it's a 64 bit abi, use lib64 otherwise use lib32. Note that this 10736 // is just the default path. 10737 final String apkName = deriveCodePathName(codePath); 10738 final String libDir = is64Bit ? LIB64_DIR_NAME : LIB_DIR_NAME; 10739 info.nativeLibraryRootDir = Environment.buildPath(new File(apkRoot), libDir, 10740 apkName).getAbsolutePath(); 10741 10742 if (info.secondaryCpuAbi != null) { 10743 final String secondaryLibDir = is64Bit ? LIB_DIR_NAME : LIB64_DIR_NAME; 10744 info.secondaryNativeLibraryDir = Environment.buildPath(new File(apkRoot), 10745 secondaryLibDir, apkName).getAbsolutePath(); 10746 } 10747 } else if (asecApp) { 10748 info.nativeLibraryRootDir = new File(codeFile.getParentFile(), LIB_DIR_NAME) 10749 .getAbsolutePath(); 10750 } else { 10751 final String apkName = deriveCodePathName(codePath); 10752 info.nativeLibraryRootDir = new File(appLib32InstallDir, apkName) 10753 .getAbsolutePath(); 10754 } 10755 10756 info.nativeLibraryRootRequiresIsa = false; 10757 info.nativeLibraryDir = info.nativeLibraryRootDir; 10758 } else { 10759 // Cluster install 10760 info.nativeLibraryRootDir = new File(codeFile, LIB_DIR_NAME).getAbsolutePath(); 10761 info.nativeLibraryRootRequiresIsa = true; 10762 10763 info.nativeLibraryDir = new File(info.nativeLibraryRootDir, 10764 getPrimaryInstructionSet(info)).getAbsolutePath(); 10765 10766 if (info.secondaryCpuAbi != null) { 10767 info.secondaryNativeLibraryDir = new File(info.nativeLibraryRootDir, 10768 VMRuntime.getInstructionSet(info.secondaryCpuAbi)).getAbsolutePath(); 10769 } 10770 } 10771 } 10772 10773 /** 10774 * Calculate the abis and roots for a bundled app. These can uniquely 10775 * be determined from the contents of the system partition, i.e whether 10776 * it contains 64 or 32 bit shared libraries etc. We do not validate any 10777 * of this information, and instead assume that the system was built 10778 * sensibly. 10779 */ 10780 private static void setBundledAppAbisAndRoots(PackageParser.Package pkg, 10781 PackageSetting pkgSetting) { 10782 final String apkName = deriveCodePathName(pkg.applicationInfo.getCodePath()); 10783 10784 // If "/system/lib64/apkname" exists, assume that is the per-package 10785 // native library directory to use; otherwise use "/system/lib/apkname". 10786 final String apkRoot = calculateBundledApkRoot(pkg.applicationInfo.sourceDir); 10787 setBundledAppAbi(pkg, apkRoot, apkName); 10788 // pkgSetting might be null during rescan following uninstall of updates 10789 // to a bundled app, so accommodate that possibility. The settings in 10790 // that case will be established later from the parsed package. 10791 // 10792 // If the settings aren't null, sync them up with what we've just derived. 10793 // note that apkRoot isn't stored in the package settings. 10794 if (pkgSetting != null) { 10795 pkgSetting.primaryCpuAbiString = pkg.applicationInfo.primaryCpuAbi; 10796 pkgSetting.secondaryCpuAbiString = pkg.applicationInfo.secondaryCpuAbi; 10797 } 10798 } 10799 10800 /** 10801 * Deduces the ABI of a bundled app and sets the relevant fields on the 10802 * parsed pkg object. 10803 * 10804 * @param apkRoot the root of the installed apk, something like {@code /system} or {@code /oem} 10805 * under which system libraries are installed. 10806 * @param apkName the name of the installed package. 10807 */ 10808 private static void setBundledAppAbi(PackageParser.Package pkg, String apkRoot, String apkName) { 10809 final File codeFile = new File(pkg.codePath); 10810 10811 final boolean has64BitLibs; 10812 final boolean has32BitLibs; 10813 if (isApkFile(codeFile)) { 10814 // Monolithic install 10815 has64BitLibs = (new File(apkRoot, new File(LIB64_DIR_NAME, apkName).getPath())).exists(); 10816 has32BitLibs = (new File(apkRoot, new File(LIB_DIR_NAME, apkName).getPath())).exists(); 10817 } else { 10818 // Cluster install 10819 final File rootDir = new File(codeFile, LIB_DIR_NAME); 10820 if (!ArrayUtils.isEmpty(Build.SUPPORTED_64_BIT_ABIS) 10821 && !TextUtils.isEmpty(Build.SUPPORTED_64_BIT_ABIS[0])) { 10822 final String isa = VMRuntime.getInstructionSet(Build.SUPPORTED_64_BIT_ABIS[0]); 10823 has64BitLibs = (new File(rootDir, isa)).exists(); 10824 } else { 10825 has64BitLibs = false; 10826 } 10827 if (!ArrayUtils.isEmpty(Build.SUPPORTED_32_BIT_ABIS) 10828 && !TextUtils.isEmpty(Build.SUPPORTED_32_BIT_ABIS[0])) { 10829 final String isa = VMRuntime.getInstructionSet(Build.SUPPORTED_32_BIT_ABIS[0]); 10830 has32BitLibs = (new File(rootDir, isa)).exists(); 10831 } else { 10832 has32BitLibs = false; 10833 } 10834 } 10835 10836 if (has64BitLibs && !has32BitLibs) { 10837 // The package has 64 bit libs, but not 32 bit libs. Its primary 10838 // ABI should be 64 bit. We can safely assume here that the bundled 10839 // native libraries correspond to the most preferred ABI in the list. 10840 10841 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[0]; 10842 pkg.applicationInfo.secondaryCpuAbi = null; 10843 } else if (has32BitLibs && !has64BitLibs) { 10844 // The package has 32 bit libs but not 64 bit libs. Its primary 10845 // ABI should be 32 bit. 10846 10847 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_32_BIT_ABIS[0]; 10848 pkg.applicationInfo.secondaryCpuAbi = null; 10849 } else if (has32BitLibs && has64BitLibs) { 10850 // The application has both 64 and 32 bit bundled libraries. We check 10851 // here that the app declares multiArch support, and warn if it doesn't. 10852 // 10853 // We will be lenient here and record both ABIs. The primary will be the 10854 // ABI that's higher on the list, i.e, a device that's configured to prefer 10855 // 64 bit apps will see a 64 bit primary ABI, 10856 10857 if ((pkg.applicationInfo.flags & ApplicationInfo.FLAG_MULTIARCH) == 0) { 10858 Slog.e(TAG, "Package " + pkg + " has multiple bundled libs, but is not multiarch."); 10859 } 10860 10861 if (VMRuntime.is64BitInstructionSet(getPreferredInstructionSet())) { 10862 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[0]; 10863 pkg.applicationInfo.secondaryCpuAbi = Build.SUPPORTED_32_BIT_ABIS[0]; 10864 } else { 10865 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_32_BIT_ABIS[0]; 10866 pkg.applicationInfo.secondaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[0]; 10867 } 10868 } else { 10869 pkg.applicationInfo.primaryCpuAbi = null; 10870 pkg.applicationInfo.secondaryCpuAbi = null; 10871 } 10872 } 10873 10874 private void killApplication(String pkgName, int appId, String reason) { 10875 killApplication(pkgName, appId, UserHandle.USER_ALL, reason); 10876 } 10877 10878 private void killApplication(String pkgName, int appId, int userId, String reason) { 10879 // Request the ActivityManager to kill the process(only for existing packages) 10880 // so that we do not end up in a confused state while the user is still using the older 10881 // version of the application while the new one gets installed. 10882 final long token = Binder.clearCallingIdentity(); 10883 try { 10884 IActivityManager am = ActivityManager.getService(); 10885 if (am != null) { 10886 try { 10887 am.killApplication(pkgName, appId, userId, reason); 10888 } catch (RemoteException e) { 10889 } 10890 } 10891 } finally { 10892 Binder.restoreCallingIdentity(token); 10893 } 10894 } 10895 10896 private void removePackageLI(PackageParser.Package pkg, boolean chatty) { 10897 // Remove the parent package setting 10898 PackageSetting ps = (PackageSetting) pkg.mExtras; 10899 if (ps != null) { 10900 removePackageLI(ps, chatty); 10901 } 10902 // Remove the child package setting 10903 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 10904 for (int i = 0; i < childCount; i++) { 10905 PackageParser.Package childPkg = pkg.childPackages.get(i); 10906 ps = (PackageSetting) childPkg.mExtras; 10907 if (ps != null) { 10908 removePackageLI(ps, chatty); 10909 } 10910 } 10911 } 10912 10913 void removePackageLI(PackageSetting ps, boolean chatty) { 10914 if (DEBUG_INSTALL) { 10915 if (chatty) 10916 Log.d(TAG, "Removing package " + ps.name); 10917 } 10918 10919 // writer 10920 synchronized (mPackages) { 10921 mPackages.remove(ps.name); 10922 final PackageParser.Package pkg = ps.pkg; 10923 if (pkg != null) { 10924 cleanPackageDataStructuresLILPw(pkg, chatty); 10925 } 10926 } 10927 } 10928 10929 void removeInstalledPackageLI(PackageParser.Package pkg, boolean chatty) { 10930 if (DEBUG_INSTALL) { 10931 if (chatty) 10932 Log.d(TAG, "Removing package " + pkg.applicationInfo.packageName); 10933 } 10934 10935 // writer 10936 synchronized (mPackages) { 10937 // Remove the parent package 10938 mPackages.remove(pkg.applicationInfo.packageName); 10939 cleanPackageDataStructuresLILPw(pkg, chatty); 10940 10941 // Remove the child packages 10942 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 10943 for (int i = 0; i < childCount; i++) { 10944 PackageParser.Package childPkg = pkg.childPackages.get(i); 10945 mPackages.remove(childPkg.applicationInfo.packageName); 10946 cleanPackageDataStructuresLILPw(childPkg, chatty); 10947 } 10948 } 10949 } 10950 10951 void cleanPackageDataStructuresLILPw(PackageParser.Package pkg, boolean chatty) { 10952 int N = pkg.providers.size(); 10953 StringBuilder r = null; 10954 int i; 10955 for (i=0; i<N; i++) { 10956 PackageParser.Provider p = pkg.providers.get(i); 10957 mProviders.removeProvider(p); 10958 if (p.info.authority == null) { 10959 10960 /* There was another ContentProvider with this authority when 10961 * this app was installed so this authority is null, 10962 * Ignore it as we don't have to unregister the provider. 10963 */ 10964 continue; 10965 } 10966 String names[] = p.info.authority.split(";"); 10967 for (int j = 0; j < names.length; j++) { 10968 if (mProvidersByAuthority.get(names[j]) == p) { 10969 mProvidersByAuthority.remove(names[j]); 10970 if (DEBUG_REMOVE) { 10971 if (chatty) 10972 Log.d(TAG, "Unregistered content provider: " + names[j] 10973 + ", className = " + p.info.name + ", isSyncable = " 10974 + p.info.isSyncable); 10975 } 10976 } 10977 } 10978 if (DEBUG_REMOVE && chatty) { 10979 if (r == null) { 10980 r = new StringBuilder(256); 10981 } else { 10982 r.append(' '); 10983 } 10984 r.append(p.info.name); 10985 } 10986 } 10987 if (r != null) { 10988 if (DEBUG_REMOVE) Log.d(TAG, " Providers: " + r); 10989 } 10990 10991 N = pkg.services.size(); 10992 r = null; 10993 for (i=0; i<N; i++) { 10994 PackageParser.Service s = pkg.services.get(i); 10995 mServices.removeService(s); 10996 if (chatty) { 10997 if (r == null) { 10998 r = new StringBuilder(256); 10999 } else { 11000 r.append(' '); 11001 } 11002 r.append(s.info.name); 11003 } 11004 } 11005 if (r != null) { 11006 if (DEBUG_REMOVE) Log.d(TAG, " Services: " + r); 11007 } 11008 11009 N = pkg.receivers.size(); 11010 r = null; 11011 for (i=0; i<N; i++) { 11012 PackageParser.Activity a = pkg.receivers.get(i); 11013 mReceivers.removeActivity(a, "receiver"); 11014 if (DEBUG_REMOVE && chatty) { 11015 if (r == null) { 11016 r = new StringBuilder(256); 11017 } else { 11018 r.append(' '); 11019 } 11020 r.append(a.info.name); 11021 } 11022 } 11023 if (r != null) { 11024 if (DEBUG_REMOVE) Log.d(TAG, " Receivers: " + r); 11025 } 11026 11027 N = pkg.activities.size(); 11028 r = null; 11029 for (i=0; i<N; i++) { 11030 PackageParser.Activity a = pkg.activities.get(i); 11031 mActivities.removeActivity(a, "activity"); 11032 if (DEBUG_REMOVE && chatty) { 11033 if (r == null) { 11034 r = new StringBuilder(256); 11035 } else { 11036 r.append(' '); 11037 } 11038 r.append(a.info.name); 11039 } 11040 } 11041 if (r != null) { 11042 if (DEBUG_REMOVE) Log.d(TAG, " Activities: " + r); 11043 } 11044 11045 N = pkg.permissions.size(); 11046 r = null; 11047 for (i=0; i<N; i++) { 11048 PackageParser.Permission p = pkg.permissions.get(i); 11049 BasePermission bp = mSettings.mPermissions.get(p.info.name); 11050 if (bp == null) { 11051 bp = mSettings.mPermissionTrees.get(p.info.name); 11052 } 11053 if (bp != null && bp.perm == p) { 11054 bp.perm = null; 11055 if (DEBUG_REMOVE && chatty) { 11056 if (r == null) { 11057 r = new StringBuilder(256); 11058 } else { 11059 r.append(' '); 11060 } 11061 r.append(p.info.name); 11062 } 11063 } 11064 if ((p.info.protectionLevel&PermissionInfo.PROTECTION_FLAG_APPOP) != 0) { 11065 ArraySet<String> appOpPkgs = mAppOpPermissionPackages.get(p.info.name); 11066 if (appOpPkgs != null) { 11067 appOpPkgs.remove(pkg.packageName); 11068 } 11069 } 11070 } 11071 if (r != null) { 11072 if (DEBUG_REMOVE) Log.d(TAG, " Permissions: " + r); 11073 } 11074 11075 N = pkg.requestedPermissions.size(); 11076 r = null; 11077 for (i=0; i<N; i++) { 11078 String perm = pkg.requestedPermissions.get(i); 11079 BasePermission bp = mSettings.mPermissions.get(perm); 11080 if (bp != null && (bp.protectionLevel&PermissionInfo.PROTECTION_FLAG_APPOP) != 0) { 11081 ArraySet<String> appOpPkgs = mAppOpPermissionPackages.get(perm); 11082 if (appOpPkgs != null) { 11083 appOpPkgs.remove(pkg.packageName); 11084 if (appOpPkgs.isEmpty()) { 11085 mAppOpPermissionPackages.remove(perm); 11086 } 11087 } 11088 } 11089 } 11090 if (r != null) { 11091 if (DEBUG_REMOVE) Log.d(TAG, " Permissions: " + r); 11092 } 11093 11094 N = pkg.instrumentation.size(); 11095 r = null; 11096 for (i=0; i<N; i++) { 11097 PackageParser.Instrumentation a = pkg.instrumentation.get(i); 11098 mInstrumentation.remove(a.getComponentName()); 11099 if (DEBUG_REMOVE && chatty) { 11100 if (r == null) { 11101 r = new StringBuilder(256); 11102 } else { 11103 r.append(' '); 11104 } 11105 r.append(a.info.name); 11106 } 11107 } 11108 if (r != null) { 11109 if (DEBUG_REMOVE) Log.d(TAG, " Instrumentation: " + r); 11110 } 11111 11112 r = null; 11113 if ((pkg.applicationInfo.flags&ApplicationInfo.FLAG_SYSTEM) != 0) { 11114 // Only system apps can hold shared libraries. 11115 if (pkg.libraryNames != null) { 11116 for (i = 0; i < pkg.libraryNames.size(); i++) { 11117 String name = pkg.libraryNames.get(i); 11118 if (removeSharedLibraryLPw(name, 0)) { 11119 if (DEBUG_REMOVE && chatty) { 11120 if (r == null) { 11121 r = new StringBuilder(256); 11122 } else { 11123 r.append(' '); 11124 } 11125 r.append(name); 11126 } 11127 } 11128 } 11129 } 11130 } 11131 11132 r = null; 11133 11134 // Any package can hold static shared libraries. 11135 if (pkg.staticSharedLibName != null) { 11136 if (removeSharedLibraryLPw(pkg.staticSharedLibName, pkg.staticSharedLibVersion)) { 11137 if (DEBUG_REMOVE && chatty) { 11138 if (r == null) { 11139 r = new StringBuilder(256); 11140 } else { 11141 r.append(' '); 11142 } 11143 r.append(pkg.staticSharedLibName); 11144 } 11145 } 11146 } 11147 11148 if (r != null) { 11149 if (DEBUG_REMOVE) Log.d(TAG, " Libraries: " + r); 11150 } 11151 } 11152 11153 private static boolean hasPermission(PackageParser.Package pkgInfo, String perm) { 11154 for (int i=pkgInfo.permissions.size()-1; i>=0; i--) { 11155 if (pkgInfo.permissions.get(i).info.name.equals(perm)) { 11156 return true; 11157 } 11158 } 11159 return false; 11160 } 11161 11162 static final int UPDATE_PERMISSIONS_ALL = 1<<0; 11163 static final int UPDATE_PERMISSIONS_REPLACE_PKG = 1<<1; 11164 static final int UPDATE_PERMISSIONS_REPLACE_ALL = 1<<2; 11165 11166 private void updatePermissionsLPw(PackageParser.Package pkg, int flags) { 11167 // Update the parent permissions 11168 updatePermissionsLPw(pkg.packageName, pkg, flags); 11169 // Update the child permissions 11170 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 11171 for (int i = 0; i < childCount; i++) { 11172 PackageParser.Package childPkg = pkg.childPackages.get(i); 11173 updatePermissionsLPw(childPkg.packageName, childPkg, flags); 11174 } 11175 } 11176 11177 private void updatePermissionsLPw(String changingPkg, PackageParser.Package pkgInfo, 11178 int flags) { 11179 final String volumeUuid = (pkgInfo != null) ? getVolumeUuidForPackage(pkgInfo) : null; 11180 updatePermissionsLPw(changingPkg, pkgInfo, volumeUuid, flags); 11181 } 11182 11183 private void updatePermissionsLPw(String changingPkg, 11184 PackageParser.Package pkgInfo, String replaceVolumeUuid, int flags) { 11185 // Make sure there are no dangling permission trees. 11186 Iterator<BasePermission> it = mSettings.mPermissionTrees.values().iterator(); 11187 while (it.hasNext()) { 11188 final BasePermission bp = it.next(); 11189 if (bp.packageSetting == null) { 11190 // We may not yet have parsed the package, so just see if 11191 // we still know about its settings. 11192 bp.packageSetting = mSettings.mPackages.get(bp.sourcePackage); 11193 } 11194 if (bp.packageSetting == null) { 11195 Slog.w(TAG, "Removing dangling permission tree: " + bp.name 11196 + " from package " + bp.sourcePackage); 11197 it.remove(); 11198 } else if (changingPkg != null && changingPkg.equals(bp.sourcePackage)) { 11199 if (pkgInfo == null || !hasPermission(pkgInfo, bp.name)) { 11200 Slog.i(TAG, "Removing old permission tree: " + bp.name 11201 + " from package " + bp.sourcePackage); 11202 flags |= UPDATE_PERMISSIONS_ALL; 11203 it.remove(); 11204 } 11205 } 11206 } 11207 11208 // Make sure all dynamic permissions have been assigned to a package, 11209 // and make sure there are no dangling permissions. 11210 it = mSettings.mPermissions.values().iterator(); 11211 while (it.hasNext()) { 11212 final BasePermission bp = it.next(); 11213 if (bp.type == BasePermission.TYPE_DYNAMIC) { 11214 if (DEBUG_SETTINGS) Log.v(TAG, "Dynamic permission: name=" 11215 + bp.name + " pkg=" + bp.sourcePackage 11216 + " info=" + bp.pendingInfo); 11217 if (bp.packageSetting == null && bp.pendingInfo != null) { 11218 final BasePermission tree = findPermissionTreeLP(bp.name); 11219 if (tree != null && tree.perm != null) { 11220 bp.packageSetting = tree.packageSetting; 11221 bp.perm = new PackageParser.Permission(tree.perm.owner, 11222 new PermissionInfo(bp.pendingInfo)); 11223 bp.perm.info.packageName = tree.perm.info.packageName; 11224 bp.perm.info.name = bp.name; 11225 bp.uid = tree.uid; 11226 } 11227 } 11228 } 11229 if (bp.packageSetting == null) { 11230 // We may not yet have parsed the package, so just see if 11231 // we still know about its settings. 11232 bp.packageSetting = mSettings.mPackages.get(bp.sourcePackage); 11233 } 11234 if (bp.packageSetting == null) { 11235 Slog.w(TAG, "Removing dangling permission: " + bp.name 11236 + " from package " + bp.sourcePackage); 11237 it.remove(); 11238 } else if (changingPkg != null && changingPkg.equals(bp.sourcePackage)) { 11239 if (pkgInfo == null || !hasPermission(pkgInfo, bp.name)) { 11240 Slog.i(TAG, "Removing old permission: " + bp.name 11241 + " from package " + bp.sourcePackage); 11242 flags |= UPDATE_PERMISSIONS_ALL; 11243 it.remove(); 11244 } 11245 } 11246 } 11247 11248 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "grantPermissions"); 11249 // Now update the permissions for all packages, in particular 11250 // replace the granted permissions of the system packages. 11251 if ((flags&UPDATE_PERMISSIONS_ALL) != 0) { 11252 for (PackageParser.Package pkg : mPackages.values()) { 11253 if (pkg != pkgInfo) { 11254 // Only replace for packages on requested volume 11255 final String volumeUuid = getVolumeUuidForPackage(pkg); 11256 final boolean replace = ((flags & UPDATE_PERMISSIONS_REPLACE_ALL) != 0) 11257 && Objects.equals(replaceVolumeUuid, volumeUuid); 11258 grantPermissionsLPw(pkg, replace, changingPkg); 11259 } 11260 } 11261 } 11262 11263 if (pkgInfo != null) { 11264 // Only replace for packages on requested volume 11265 final String volumeUuid = getVolumeUuidForPackage(pkgInfo); 11266 final boolean replace = ((flags & UPDATE_PERMISSIONS_REPLACE_PKG) != 0) 11267 && Objects.equals(replaceVolumeUuid, volumeUuid); 11268 grantPermissionsLPw(pkgInfo, replace, changingPkg); 11269 } 11270 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 11271 } 11272 11273 private void grantPermissionsLPw(PackageParser.Package pkg, boolean replace, 11274 String packageOfInterest) { 11275 // IMPORTANT: There are two types of permissions: install and runtime. 11276 // Install time permissions are granted when the app is installed to 11277 // all device users and users added in the future. Runtime permissions 11278 // are granted at runtime explicitly to specific users. Normal and signature 11279 // protected permissions are install time permissions. Dangerous permissions 11280 // are install permissions if the app's target SDK is Lollipop MR1 or older, 11281 // otherwise they are runtime permissions. This function does not manage 11282 // runtime permissions except for the case an app targeting Lollipop MR1 11283 // being upgraded to target a newer SDK, in which case dangerous permissions 11284 // are transformed from install time to runtime ones. 11285 11286 final PackageSetting ps = (PackageSetting) pkg.mExtras; 11287 if (ps == null) { 11288 return; 11289 } 11290 11291 PermissionsState permissionsState = ps.getPermissionsState(); 11292 PermissionsState origPermissions = permissionsState; 11293 11294 final int[] currentUserIds = UserManagerService.getInstance().getUserIds(); 11295 11296 boolean runtimePermissionsRevoked = false; 11297 int[] changedRuntimePermissionUserIds = EMPTY_INT_ARRAY; 11298 11299 boolean changedInstallPermission = false; 11300 11301 if (replace) { 11302 ps.installPermissionsFixed = false; 11303 if (!ps.isSharedUser()) { 11304 origPermissions = new PermissionsState(permissionsState); 11305 permissionsState.reset(); 11306 } else { 11307 // We need to know only about runtime permission changes since the 11308 // calling code always writes the install permissions state but 11309 // the runtime ones are written only if changed. The only cases of 11310 // changed runtime permissions here are promotion of an install to 11311 // runtime and revocation of a runtime from a shared user. 11312 changedRuntimePermissionUserIds = revokeUnusedSharedUserPermissionsLPw( 11313 ps.sharedUser, UserManagerService.getInstance().getUserIds()); 11314 if (!ArrayUtils.isEmpty(changedRuntimePermissionUserIds)) { 11315 runtimePermissionsRevoked = true; 11316 } 11317 } 11318 } 11319 11320 permissionsState.setGlobalGids(mGlobalGids); 11321 11322 final int N = pkg.requestedPermissions.size(); 11323 for (int i=0; i<N; i++) { 11324 final String name = pkg.requestedPermissions.get(i); 11325 final BasePermission bp = mSettings.mPermissions.get(name); 11326 11327 if (DEBUG_INSTALL) { 11328 Log.i(TAG, "Package " + pkg.packageName + " checking " + name + ": " + bp); 11329 } 11330 11331 if (bp == null || bp.packageSetting == null) { 11332 if (packageOfInterest == null || packageOfInterest.equals(pkg.packageName)) { 11333 Slog.w(TAG, "Unknown permission " + name 11334 + " in package " + pkg.packageName); 11335 } 11336 continue; 11337 } 11338 11339 11340 // Limit ephemeral apps to ephemeral allowed permissions. 11341 if (pkg.applicationInfo.isInstantApp() && !bp.isInstant()) { 11342 Log.i(TAG, "Denying non-ephemeral permission " + bp.name + " for package " 11343 + pkg.packageName); 11344 continue; 11345 } 11346 11347 final String perm = bp.name; 11348 boolean allowedSig = false; 11349 int grant = GRANT_DENIED; 11350 11351 // Keep track of app op permissions. 11352 if ((bp.protectionLevel & PermissionInfo.PROTECTION_FLAG_APPOP) != 0) { 11353 ArraySet<String> pkgs = mAppOpPermissionPackages.get(bp.name); 11354 if (pkgs == null) { 11355 pkgs = new ArraySet<>(); 11356 mAppOpPermissionPackages.put(bp.name, pkgs); 11357 } 11358 pkgs.add(pkg.packageName); 11359 } 11360 11361 final int level = bp.protectionLevel & PermissionInfo.PROTECTION_MASK_BASE; 11362 final boolean appSupportsRuntimePermissions = pkg.applicationInfo.targetSdkVersion 11363 >= Build.VERSION_CODES.M; 11364 switch (level) { 11365 case PermissionInfo.PROTECTION_NORMAL: { 11366 // For all apps normal permissions are install time ones. 11367 grant = GRANT_INSTALL; 11368 } break; 11369 11370 case PermissionInfo.PROTECTION_DANGEROUS: { 11371 // If a permission review is required for legacy apps we represent 11372 // their permissions as always granted runtime ones since we need 11373 // to keep the review required permission flag per user while an 11374 // install permission's state is shared across all users. 11375 if (!appSupportsRuntimePermissions && !mPermissionReviewRequired) { 11376 // For legacy apps dangerous permissions are install time ones. 11377 grant = GRANT_INSTALL; 11378 } else if (origPermissions.hasInstallPermission(bp.name)) { 11379 // For legacy apps that became modern, install becomes runtime. 11380 grant = GRANT_UPGRADE; 11381 } else if (mPromoteSystemApps 11382 && isSystemApp(ps) 11383 && mExistingSystemPackages.contains(ps.name)) { 11384 // For legacy system apps, install becomes runtime. 11385 // We cannot check hasInstallPermission() for system apps since those 11386 // permissions were granted implicitly and not persisted pre-M. 11387 grant = GRANT_UPGRADE; 11388 } else { 11389 // For modern apps keep runtime permissions unchanged. 11390 grant = GRANT_RUNTIME; 11391 } 11392 } break; 11393 11394 case PermissionInfo.PROTECTION_SIGNATURE: { 11395 // For all apps signature permissions are install time ones. 11396 allowedSig = grantSignaturePermission(perm, pkg, bp, origPermissions); 11397 if (allowedSig) { 11398 grant = GRANT_INSTALL; 11399 } 11400 } break; 11401 } 11402 11403 if (DEBUG_INSTALL) { 11404 Log.i(TAG, "Package " + pkg.packageName + " granting " + perm); 11405 } 11406 11407 if (grant != GRANT_DENIED) { 11408 if (!isSystemApp(ps) && ps.installPermissionsFixed) { 11409 // If this is an existing, non-system package, then 11410 // we can't add any new permissions to it. 11411 if (!allowedSig && !origPermissions.hasInstallPermission(perm)) { 11412 // Except... if this is a permission that was added 11413 // to the platform (note: need to only do this when 11414 // updating the platform). 11415 if (!isNewPlatformPermissionForPackage(perm, pkg)) { 11416 grant = GRANT_DENIED; 11417 } 11418 } 11419 } 11420 11421 switch (grant) { 11422 case GRANT_INSTALL: { 11423 // Revoke this as runtime permission to handle the case of 11424 // a runtime permission being downgraded to an install one. 11425 // Also in permission review mode we keep dangerous permissions 11426 // for legacy apps 11427 for (int userId : UserManagerService.getInstance().getUserIds()) { 11428 if (origPermissions.getRuntimePermissionState( 11429 bp.name, userId) != null) { 11430 // Revoke the runtime permission and clear the flags. 11431 origPermissions.revokeRuntimePermission(bp, userId); 11432 origPermissions.updatePermissionFlags(bp, userId, 11433 PackageManager.MASK_PERMISSION_FLAGS, 0); 11434 // If we revoked a permission permission, we have to write. 11435 changedRuntimePermissionUserIds = ArrayUtils.appendInt( 11436 changedRuntimePermissionUserIds, userId); 11437 } 11438 } 11439 // Grant an install permission. 11440 if (permissionsState.grantInstallPermission(bp) != 11441 PermissionsState.PERMISSION_OPERATION_FAILURE) { 11442 changedInstallPermission = true; 11443 } 11444 } break; 11445 11446 case GRANT_RUNTIME: { 11447 // Grant previously granted runtime permissions. 11448 for (int userId : UserManagerService.getInstance().getUserIds()) { 11449 PermissionState permissionState = origPermissions 11450 .getRuntimePermissionState(bp.name, userId); 11451 int flags = permissionState != null 11452 ? permissionState.getFlags() : 0; 11453 if (origPermissions.hasRuntimePermission(bp.name, userId)) { 11454 // Don't propagate the permission in a permission review mode if 11455 // the former was revoked, i.e. marked to not propagate on upgrade. 11456 // Note that in a permission review mode install permissions are 11457 // represented as constantly granted runtime ones since we need to 11458 // keep a per user state associated with the permission. Also the 11459 // revoke on upgrade flag is no longer applicable and is reset. 11460 final boolean revokeOnUpgrade = (flags & PackageManager 11461 .FLAG_PERMISSION_REVOKE_ON_UPGRADE) != 0; 11462 if (revokeOnUpgrade) { 11463 flags &= ~PackageManager.FLAG_PERMISSION_REVOKE_ON_UPGRADE; 11464 // Since we changed the flags, we have to write. 11465 changedRuntimePermissionUserIds = ArrayUtils.appendInt( 11466 changedRuntimePermissionUserIds, userId); 11467 } 11468 if (!mPermissionReviewRequired || !revokeOnUpgrade) { 11469 if (permissionsState.grantRuntimePermission(bp, userId) == 11470 PermissionsState.PERMISSION_OPERATION_FAILURE) { 11471 // If we cannot put the permission as it was, 11472 // we have to write. 11473 changedRuntimePermissionUserIds = ArrayUtils.appendInt( 11474 changedRuntimePermissionUserIds, userId); 11475 } 11476 } 11477 11478 // If the app supports runtime permissions no need for a review. 11479 if (mPermissionReviewRequired 11480 && appSupportsRuntimePermissions 11481 && (flags & PackageManager 11482 .FLAG_PERMISSION_REVIEW_REQUIRED) != 0) { 11483 flags &= ~PackageManager.FLAG_PERMISSION_REVIEW_REQUIRED; 11484 // Since we changed the flags, we have to write. 11485 changedRuntimePermissionUserIds = ArrayUtils.appendInt( 11486 changedRuntimePermissionUserIds, userId); 11487 } 11488 } else if (mPermissionReviewRequired 11489 && !appSupportsRuntimePermissions) { 11490 // For legacy apps that need a permission review, every new 11491 // runtime permission is granted but it is pending a review. 11492 // We also need to review only platform defined runtime 11493 // permissions as these are the only ones the platform knows 11494 // how to disable the API to simulate revocation as legacy 11495 // apps don't expect to run with revoked permissions. 11496 if (PLATFORM_PACKAGE_NAME.equals(bp.sourcePackage)) { 11497 if ((flags & FLAG_PERMISSION_REVIEW_REQUIRED) == 0) { 11498 flags |= FLAG_PERMISSION_REVIEW_REQUIRED; 11499 // We changed the flags, hence have to write. 11500 changedRuntimePermissionUserIds = ArrayUtils.appendInt( 11501 changedRuntimePermissionUserIds, userId); 11502 } 11503 } 11504 if (permissionsState.grantRuntimePermission(bp, userId) 11505 != PermissionsState.PERMISSION_OPERATION_FAILURE) { 11506 // We changed the permission, hence have to write. 11507 changedRuntimePermissionUserIds = ArrayUtils.appendInt( 11508 changedRuntimePermissionUserIds, userId); 11509 } 11510 } 11511 // Propagate the permission flags. 11512 permissionsState.updatePermissionFlags(bp, userId, flags, flags); 11513 } 11514 } break; 11515 11516 case GRANT_UPGRADE: { 11517 // Grant runtime permissions for a previously held install permission. 11518 PermissionState permissionState = origPermissions 11519 .getInstallPermissionState(bp.name); 11520 final int flags = permissionState != null ? permissionState.getFlags() : 0; 11521 11522 if (origPermissions.revokeInstallPermission(bp) 11523 != PermissionsState.PERMISSION_OPERATION_FAILURE) { 11524 // We will be transferring the permission flags, so clear them. 11525 origPermissions.updatePermissionFlags(bp, UserHandle.USER_ALL, 11526 PackageManager.MASK_PERMISSION_FLAGS, 0); 11527 changedInstallPermission = true; 11528 } 11529 11530 // If the permission is not to be promoted to runtime we ignore it and 11531 // also its other flags as they are not applicable to install permissions. 11532 if ((flags & PackageManager.FLAG_PERMISSION_REVOKE_ON_UPGRADE) == 0) { 11533 for (int userId : currentUserIds) { 11534 if (permissionsState.grantRuntimePermission(bp, userId) != 11535 PermissionsState.PERMISSION_OPERATION_FAILURE) { 11536 // Transfer the permission flags. 11537 permissionsState.updatePermissionFlags(bp, userId, 11538 flags, flags); 11539 // If we granted the permission, we have to write. 11540 changedRuntimePermissionUserIds = ArrayUtils.appendInt( 11541 changedRuntimePermissionUserIds, userId); 11542 } 11543 } 11544 } 11545 } break; 11546 11547 default: { 11548 if (packageOfInterest == null 11549 || packageOfInterest.equals(pkg.packageName)) { 11550 Slog.w(TAG, "Not granting permission " + perm 11551 + " to package " + pkg.packageName 11552 + " because it was previously installed without"); 11553 } 11554 } break; 11555 } 11556 } else { 11557 if (permissionsState.revokeInstallPermission(bp) != 11558 PermissionsState.PERMISSION_OPERATION_FAILURE) { 11559 // Also drop the permission flags. 11560 permissionsState.updatePermissionFlags(bp, UserHandle.USER_ALL, 11561 PackageManager.MASK_PERMISSION_FLAGS, 0); 11562 changedInstallPermission = true; 11563 Slog.i(TAG, "Un-granting permission " + perm 11564 + " from package " + pkg.packageName 11565 + " (protectionLevel=" + bp.protectionLevel 11566 + " flags=0x" + Integer.toHexString(pkg.applicationInfo.flags) 11567 + ")"); 11568 } else if ((bp.protectionLevel&PermissionInfo.PROTECTION_FLAG_APPOP) == 0) { 11569 // Don't print warning for app op permissions, since it is fine for them 11570 // not to be granted, there is a UI for the user to decide. 11571 if (packageOfInterest == null || packageOfInterest.equals(pkg.packageName)) { 11572 Slog.w(TAG, "Not granting permission " + perm 11573 + " to package " + pkg.packageName 11574 + " (protectionLevel=" + bp.protectionLevel 11575 + " flags=0x" + Integer.toHexString(pkg.applicationInfo.flags) 11576 + ")"); 11577 } 11578 } 11579 } 11580 } 11581 11582 if ((changedInstallPermission || replace) && !ps.installPermissionsFixed && 11583 !isSystemApp(ps) || isUpdatedSystemApp(ps)){ 11584 // This is the first that we have heard about this package, so the 11585 // permissions we have now selected are fixed until explicitly 11586 // changed. 11587 ps.installPermissionsFixed = true; 11588 } 11589 11590 // Persist the runtime permissions state for users with changes. If permissions 11591 // were revoked because no app in the shared user declares them we have to 11592 // write synchronously to avoid losing runtime permissions state. 11593 for (int userId : changedRuntimePermissionUserIds) { 11594 mSettings.writeRuntimePermissionsForUserLPr(userId, runtimePermissionsRevoked); 11595 } 11596 } 11597 11598 private boolean isNewPlatformPermissionForPackage(String perm, PackageParser.Package pkg) { 11599 boolean allowed = false; 11600 final int NP = PackageParser.NEW_PERMISSIONS.length; 11601 for (int ip=0; ip<NP; ip++) { 11602 final PackageParser.NewPermissionInfo npi 11603 = PackageParser.NEW_PERMISSIONS[ip]; 11604 if (npi.name.equals(perm) 11605 && pkg.applicationInfo.targetSdkVersion < npi.sdkVersion) { 11606 allowed = true; 11607 Log.i(TAG, "Auto-granting " + perm + " to old pkg " 11608 + pkg.packageName); 11609 break; 11610 } 11611 } 11612 return allowed; 11613 } 11614 11615 private boolean grantSignaturePermission(String perm, PackageParser.Package pkg, 11616 BasePermission bp, PermissionsState origPermissions) { 11617 boolean privilegedPermission = (bp.protectionLevel 11618 & PermissionInfo.PROTECTION_FLAG_PRIVILEGED) != 0; 11619 boolean privappPermissionsDisable = 11620 RoSystemProperties.CONTROL_PRIVAPP_PERMISSIONS_DISABLE; 11621 boolean platformPermission = PLATFORM_PACKAGE_NAME.equals(bp.sourcePackage); 11622 boolean platformPackage = PLATFORM_PACKAGE_NAME.equals(pkg.packageName); 11623 if (!privappPermissionsDisable && privilegedPermission && pkg.isPrivilegedApp() 11624 && !platformPackage && platformPermission) { 11625 ArraySet<String> wlPermissions = SystemConfig.getInstance() 11626 .getPrivAppPermissions(pkg.packageName); 11627 boolean whitelisted = wlPermissions != null && wlPermissions.contains(perm); 11628 if (!whitelisted) { 11629 Slog.w(TAG, "Privileged permission " + perm + " for package " 11630 + pkg.packageName + " - not in privapp-permissions whitelist"); 11631 if (!mSystemReady) { 11632 if (mPrivappPermissionsViolations == null) { 11633 mPrivappPermissionsViolations = new ArraySet<>(); 11634 } 11635 mPrivappPermissionsViolations.add(pkg.packageName + ": " + perm); 11636 } 11637 if (RoSystemProperties.CONTROL_PRIVAPP_PERMISSIONS_ENFORCE) { 11638 return false; 11639 } 11640 } 11641 } 11642 boolean allowed = (compareSignatures( 11643 bp.packageSetting.signatures.mSignatures, pkg.mSignatures) 11644 == PackageManager.SIGNATURE_MATCH) 11645 || (compareSignatures(mPlatformPackage.mSignatures, pkg.mSignatures) 11646 == PackageManager.SIGNATURE_MATCH); 11647 if (!allowed && privilegedPermission) { 11648 if (isSystemApp(pkg)) { 11649 // For updated system applications, a system permission 11650 // is granted only if it had been defined by the original application. 11651 if (pkg.isUpdatedSystemApp()) { 11652 final PackageSetting sysPs = mSettings 11653 .getDisabledSystemPkgLPr(pkg.packageName); 11654 if (sysPs != null && sysPs.getPermissionsState().hasInstallPermission(perm)) { 11655 // If the original was granted this permission, we take 11656 // that grant decision as read and propagate it to the 11657 // update. 11658 if (sysPs.isPrivileged()) { 11659 allowed = true; 11660 } 11661 } else { 11662 // The system apk may have been updated with an older 11663 // version of the one on the data partition, but which 11664 // granted a new system permission that it didn't have 11665 // before. In this case we do want to allow the app to 11666 // now get the new permission if the ancestral apk is 11667 // privileged to get it. 11668 if (sysPs != null && sysPs.pkg != null && sysPs.isPrivileged()) { 11669 for (int j = 0; j < sysPs.pkg.requestedPermissions.size(); j++) { 11670 if (perm.equals(sysPs.pkg.requestedPermissions.get(j))) { 11671 allowed = true; 11672 break; 11673 } 11674 } 11675 } 11676 // Also if a privileged parent package on the system image or any of 11677 // its children requested a privileged permission, the updated child 11678 // packages can also get the permission. 11679 if (pkg.parentPackage != null) { 11680 final PackageSetting disabledSysParentPs = mSettings 11681 .getDisabledSystemPkgLPr(pkg.parentPackage.packageName); 11682 if (disabledSysParentPs != null && disabledSysParentPs.pkg != null 11683 && disabledSysParentPs.isPrivileged()) { 11684 if (isPackageRequestingPermission(disabledSysParentPs.pkg, perm)) { 11685 allowed = true; 11686 } else if (disabledSysParentPs.pkg.childPackages != null) { 11687 final int count = disabledSysParentPs.pkg.childPackages.size(); 11688 for (int i = 0; i < count; i++) { 11689 PackageParser.Package disabledSysChildPkg = 11690 disabledSysParentPs.pkg.childPackages.get(i); 11691 if (isPackageRequestingPermission(disabledSysChildPkg, 11692 perm)) { 11693 allowed = true; 11694 break; 11695 } 11696 } 11697 } 11698 } 11699 } 11700 } 11701 } else { 11702 allowed = isPrivilegedApp(pkg); 11703 } 11704 } 11705 } 11706 if (!allowed) { 11707 if (!allowed && (bp.protectionLevel 11708 & PermissionInfo.PROTECTION_FLAG_PRE23) != 0 11709 && pkg.applicationInfo.targetSdkVersion < Build.VERSION_CODES.M) { 11710 // If this was a previously normal/dangerous permission that got moved 11711 // to a system permission as part of the runtime permission redesign, then 11712 // we still want to blindly grant it to old apps. 11713 allowed = true; 11714 } 11715 if (!allowed && (bp.protectionLevel & PermissionInfo.PROTECTION_FLAG_INSTALLER) != 0 11716 && pkg.packageName.equals(mRequiredInstallerPackage)) { 11717 // If this permission is to be granted to the system installer and 11718 // this app is an installer, then it gets the permission. 11719 allowed = true; 11720 } 11721 if (!allowed && (bp.protectionLevel & PermissionInfo.PROTECTION_FLAG_VERIFIER) != 0 11722 && pkg.packageName.equals(mRequiredVerifierPackage)) { 11723 // If this permission is to be granted to the system verifier and 11724 // this app is a verifier, then it gets the permission. 11725 allowed = true; 11726 } 11727 if (!allowed && (bp.protectionLevel 11728 & PermissionInfo.PROTECTION_FLAG_PREINSTALLED) != 0 11729 && isSystemApp(pkg)) { 11730 // Any pre-installed system app is allowed to get this permission. 11731 allowed = true; 11732 } 11733 if (!allowed && (bp.protectionLevel 11734 & PermissionInfo.PROTECTION_FLAG_DEVELOPMENT) != 0) { 11735 // For development permissions, a development permission 11736 // is granted only if it was already granted. 11737 allowed = origPermissions.hasInstallPermission(perm); 11738 } 11739 if (!allowed && (bp.protectionLevel & PermissionInfo.PROTECTION_FLAG_SETUP) != 0 11740 && pkg.packageName.equals(mSetupWizardPackage)) { 11741 // If this permission is to be granted to the system setup wizard and 11742 // this app is a setup wizard, then it gets the permission. 11743 allowed = true; 11744 } 11745 } 11746 return allowed; 11747 } 11748 11749 private boolean isPackageRequestingPermission(PackageParser.Package pkg, String permission) { 11750 final int permCount = pkg.requestedPermissions.size(); 11751 for (int j = 0; j < permCount; j++) { 11752 String requestedPermission = pkg.requestedPermissions.get(j); 11753 if (permission.equals(requestedPermission)) { 11754 return true; 11755 } 11756 } 11757 return false; 11758 } 11759 11760 final class ActivityIntentResolver 11761 extends IntentResolver<PackageParser.ActivityIntentInfo, ResolveInfo> { 11762 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, 11763 boolean defaultOnly, int userId) { 11764 if (!sUserManager.exists(userId)) return null; 11765 mFlags = (defaultOnly ? PackageManager.MATCH_DEFAULT_ONLY : 0); 11766 return super.queryIntent(intent, resolvedType, defaultOnly, userId); 11767 } 11768 11769 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, int flags, 11770 int userId) { 11771 if (!sUserManager.exists(userId)) return null; 11772 mFlags = flags; 11773 return super.queryIntent(intent, resolvedType, 11774 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, 11775 userId); 11776 } 11777 11778 public List<ResolveInfo> queryIntentForPackage(Intent intent, String resolvedType, 11779 int flags, ArrayList<PackageParser.Activity> packageActivities, int userId) { 11780 if (!sUserManager.exists(userId)) return null; 11781 if (packageActivities == null) { 11782 return null; 11783 } 11784 mFlags = flags; 11785 final boolean defaultOnly = (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0; 11786 final int N = packageActivities.size(); 11787 ArrayList<PackageParser.ActivityIntentInfo[]> listCut = 11788 new ArrayList<PackageParser.ActivityIntentInfo[]>(N); 11789 11790 ArrayList<PackageParser.ActivityIntentInfo> intentFilters; 11791 for (int i = 0; i < N; ++i) { 11792 intentFilters = packageActivities.get(i).intents; 11793 if (intentFilters != null && intentFilters.size() > 0) { 11794 PackageParser.ActivityIntentInfo[] array = 11795 new PackageParser.ActivityIntentInfo[intentFilters.size()]; 11796 intentFilters.toArray(array); 11797 listCut.add(array); 11798 } 11799 } 11800 return super.queryIntentFromList(intent, resolvedType, defaultOnly, listCut, userId); 11801 } 11802 11803 /** 11804 * Finds a privileged activity that matches the specified activity names. 11805 */ 11806 private PackageParser.Activity findMatchingActivity( 11807 List<PackageParser.Activity> activityList, ActivityInfo activityInfo) { 11808 for (PackageParser.Activity sysActivity : activityList) { 11809 if (sysActivity.info.name.equals(activityInfo.name)) { 11810 return sysActivity; 11811 } 11812 if (sysActivity.info.name.equals(activityInfo.targetActivity)) { 11813 return sysActivity; 11814 } 11815 if (sysActivity.info.targetActivity != null) { 11816 if (sysActivity.info.targetActivity.equals(activityInfo.name)) { 11817 return sysActivity; 11818 } 11819 if (sysActivity.info.targetActivity.equals(activityInfo.targetActivity)) { 11820 return sysActivity; 11821 } 11822 } 11823 } 11824 return null; 11825 } 11826 11827 public class IterGenerator<E> { 11828 public Iterator<E> generate(ActivityIntentInfo info) { 11829 return null; 11830 } 11831 } 11832 11833 public class ActionIterGenerator extends IterGenerator<String> { 11834 @Override 11835 public Iterator<String> generate(ActivityIntentInfo info) { 11836 return info.actionsIterator(); 11837 } 11838 } 11839 11840 public class CategoriesIterGenerator extends IterGenerator<String> { 11841 @Override 11842 public Iterator<String> generate(ActivityIntentInfo info) { 11843 return info.categoriesIterator(); 11844 } 11845 } 11846 11847 public class SchemesIterGenerator extends IterGenerator<String> { 11848 @Override 11849 public Iterator<String> generate(ActivityIntentInfo info) { 11850 return info.schemesIterator(); 11851 } 11852 } 11853 11854 public class AuthoritiesIterGenerator extends IterGenerator<IntentFilter.AuthorityEntry> { 11855 @Override 11856 public Iterator<IntentFilter.AuthorityEntry> generate(ActivityIntentInfo info) { 11857 return info.authoritiesIterator(); 11858 } 11859 } 11860 11861 /** 11862 * <em>WARNING</em> for performance reasons, the passed in intentList WILL BE 11863 * MODIFIED. Do not pass in a list that should not be changed. 11864 */ 11865 private <T> void getIntentListSubset(List<ActivityIntentInfo> intentList, 11866 IterGenerator<T> generator, Iterator<T> searchIterator) { 11867 // loop through the set of actions; every one must be found in the intent filter 11868 while (searchIterator.hasNext()) { 11869 // we must have at least one filter in the list to consider a match 11870 if (intentList.size() == 0) { 11871 break; 11872 } 11873 11874 final T searchAction = searchIterator.next(); 11875 11876 // loop through the set of intent filters 11877 final Iterator<ActivityIntentInfo> intentIter = intentList.iterator(); 11878 while (intentIter.hasNext()) { 11879 final ActivityIntentInfo intentInfo = intentIter.next(); 11880 boolean selectionFound = false; 11881 11882 // loop through the intent filter's selection criteria; at least one 11883 // of them must match the searched criteria 11884 final Iterator<T> intentSelectionIter = generator.generate(intentInfo); 11885 while (intentSelectionIter != null && intentSelectionIter.hasNext()) { 11886 final T intentSelection = intentSelectionIter.next(); 11887 if (intentSelection != null && intentSelection.equals(searchAction)) { 11888 selectionFound = true; 11889 break; 11890 } 11891 } 11892 11893 // the selection criteria wasn't found in this filter's set; this filter 11894 // is not a potential match 11895 if (!selectionFound) { 11896 intentIter.remove(); 11897 } 11898 } 11899 } 11900 } 11901 11902 private boolean isProtectedAction(ActivityIntentInfo filter) { 11903 final Iterator<String> actionsIter = filter.actionsIterator(); 11904 while (actionsIter != null && actionsIter.hasNext()) { 11905 final String filterAction = actionsIter.next(); 11906 if (PROTECTED_ACTIONS.contains(filterAction)) { 11907 return true; 11908 } 11909 } 11910 return false; 11911 } 11912 11913 /** 11914 * Adjusts the priority of the given intent filter according to policy. 11915 * <p> 11916 * <ul> 11917 * <li>The priority for non privileged applications is capped to '0'</li> 11918 * <li>The priority for protected actions on privileged applications is capped to '0'</li> 11919 * <li>The priority for unbundled updates to privileged applications is capped to the 11920 * priority defined on the system partition</li> 11921 * </ul> 11922 * <p> 11923 * <em>NOTE:</em> There is one exception. For security reasons, the setup wizard is 11924 * allowed to obtain any priority on any action. 11925 */ 11926 private void adjustPriority( 11927 List<PackageParser.Activity> systemActivities, ActivityIntentInfo intent) { 11928 // nothing to do; priority is fine as-is 11929 if (intent.getPriority() <= 0) { 11930 return; 11931 } 11932 11933 final ActivityInfo activityInfo = intent.activity.info; 11934 final ApplicationInfo applicationInfo = activityInfo.applicationInfo; 11935 11936 final boolean privilegedApp = 11937 ((applicationInfo.privateFlags & ApplicationInfo.PRIVATE_FLAG_PRIVILEGED) != 0); 11938 if (!privilegedApp) { 11939 // non-privileged applications can never define a priority >0 11940 Slog.w(TAG, "Non-privileged app; cap priority to 0;" 11941 + " package: " + applicationInfo.packageName 11942 + " activity: " + intent.activity.className 11943 + " origPrio: " + intent.getPriority()); 11944 intent.setPriority(0); 11945 return; 11946 } 11947 11948 if (systemActivities == null) { 11949 // the system package is not disabled; we're parsing the system partition 11950 if (isProtectedAction(intent)) { 11951 if (mDeferProtectedFilters) { 11952 // We can't deal with these just yet. No component should ever obtain a 11953 // >0 priority for a protected actions, with ONE exception -- the setup 11954 // wizard. The setup wizard, however, cannot be known until we're able to 11955 // query it for the category CATEGORY_SETUP_WIZARD. Which we can't do 11956 // until all intent filters have been processed. Chicken, meet egg. 11957 // Let the filter temporarily have a high priority and rectify the 11958 // priorities after all system packages have been scanned. 11959 mProtectedFilters.add(intent); 11960 if (DEBUG_FILTERS) { 11961 Slog.i(TAG, "Protected action; save for later;" 11962 + " package: " + applicationInfo.packageName 11963 + " activity: " + intent.activity.className 11964 + " origPrio: " + intent.getPriority()); 11965 } 11966 return; 11967 } else { 11968 if (DEBUG_FILTERS && mSetupWizardPackage == null) { 11969 Slog.i(TAG, "No setup wizard;" 11970 + " All protected intents capped to priority 0"); 11971 } 11972 if (intent.activity.info.packageName.equals(mSetupWizardPackage)) { 11973 if (DEBUG_FILTERS) { 11974 Slog.i(TAG, "Found setup wizard;" 11975 + " allow priority " + intent.getPriority() + ";" 11976 + " package: " + intent.activity.info.packageName 11977 + " activity: " + intent.activity.className 11978 + " priority: " + intent.getPriority()); 11979 } 11980 // setup wizard gets whatever it wants 11981 return; 11982 } 11983 Slog.w(TAG, "Protected action; cap priority to 0;" 11984 + " package: " + intent.activity.info.packageName 11985 + " activity: " + intent.activity.className 11986 + " origPrio: " + intent.getPriority()); 11987 intent.setPriority(0); 11988 return; 11989 } 11990 } 11991 // privileged apps on the system image get whatever priority they request 11992 return; 11993 } 11994 11995 // privileged app unbundled update ... try to find the same activity 11996 final PackageParser.Activity foundActivity = 11997 findMatchingActivity(systemActivities, activityInfo); 11998 if (foundActivity == null) { 11999 // this is a new activity; it cannot obtain >0 priority 12000 if (DEBUG_FILTERS) { 12001 Slog.i(TAG, "New activity; cap priority to 0;" 12002 + " package: " + applicationInfo.packageName 12003 + " activity: " + intent.activity.className 12004 + " origPrio: " + intent.getPriority()); 12005 } 12006 intent.setPriority(0); 12007 return; 12008 } 12009 12010 // found activity, now check for filter equivalence 12011 12012 // a shallow copy is enough; we modify the list, not its contents 12013 final List<ActivityIntentInfo> intentListCopy = 12014 new ArrayList<>(foundActivity.intents); 12015 final List<ActivityIntentInfo> foundFilters = findFilters(intent); 12016 12017 // find matching action subsets 12018 final Iterator<String> actionsIterator = intent.actionsIterator(); 12019 if (actionsIterator != null) { 12020 getIntentListSubset( 12021 intentListCopy, new ActionIterGenerator(), actionsIterator); 12022 if (intentListCopy.size() == 0) { 12023 // no more intents to match; we're not equivalent 12024 if (DEBUG_FILTERS) { 12025 Slog.i(TAG, "Mismatched action; cap priority to 0;" 12026 + " package: " + applicationInfo.packageName 12027 + " activity: " + intent.activity.className 12028 + " origPrio: " + intent.getPriority()); 12029 } 12030 intent.setPriority(0); 12031 return; 12032 } 12033 } 12034 12035 // find matching category subsets 12036 final Iterator<String> categoriesIterator = intent.categoriesIterator(); 12037 if (categoriesIterator != null) { 12038 getIntentListSubset(intentListCopy, new CategoriesIterGenerator(), 12039 categoriesIterator); 12040 if (intentListCopy.size() == 0) { 12041 // no more intents to match; we're not equivalent 12042 if (DEBUG_FILTERS) { 12043 Slog.i(TAG, "Mismatched category; cap priority to 0;" 12044 + " package: " + applicationInfo.packageName 12045 + " activity: " + intent.activity.className 12046 + " origPrio: " + intent.getPriority()); 12047 } 12048 intent.setPriority(0); 12049 return; 12050 } 12051 } 12052 12053 // find matching schemes subsets 12054 final Iterator<String> schemesIterator = intent.schemesIterator(); 12055 if (schemesIterator != null) { 12056 getIntentListSubset(intentListCopy, new SchemesIterGenerator(), 12057 schemesIterator); 12058 if (intentListCopy.size() == 0) { 12059 // no more intents to match; we're not equivalent 12060 if (DEBUG_FILTERS) { 12061 Slog.i(TAG, "Mismatched scheme; cap priority to 0;" 12062 + " package: " + applicationInfo.packageName 12063 + " activity: " + intent.activity.className 12064 + " origPrio: " + intent.getPriority()); 12065 } 12066 intent.setPriority(0); 12067 return; 12068 } 12069 } 12070 12071 // find matching authorities subsets 12072 final Iterator<IntentFilter.AuthorityEntry> 12073 authoritiesIterator = intent.authoritiesIterator(); 12074 if (authoritiesIterator != null) { 12075 getIntentListSubset(intentListCopy, 12076 new AuthoritiesIterGenerator(), 12077 authoritiesIterator); 12078 if (intentListCopy.size() == 0) { 12079 // no more intents to match; we're not equivalent 12080 if (DEBUG_FILTERS) { 12081 Slog.i(TAG, "Mismatched authority; cap priority to 0;" 12082 + " package: " + applicationInfo.packageName 12083 + " activity: " + intent.activity.className 12084 + " origPrio: " + intent.getPriority()); 12085 } 12086 intent.setPriority(0); 12087 return; 12088 } 12089 } 12090 12091 // we found matching filter(s); app gets the max priority of all intents 12092 int cappedPriority = 0; 12093 for (int i = intentListCopy.size() - 1; i >= 0; --i) { 12094 cappedPriority = Math.max(cappedPriority, intentListCopy.get(i).getPriority()); 12095 } 12096 if (intent.getPriority() > cappedPriority) { 12097 if (DEBUG_FILTERS) { 12098 Slog.i(TAG, "Found matching filter(s);" 12099 + " cap priority to " + cappedPriority + ";" 12100 + " package: " + applicationInfo.packageName 12101 + " activity: " + intent.activity.className 12102 + " origPrio: " + intent.getPriority()); 12103 } 12104 intent.setPriority(cappedPriority); 12105 return; 12106 } 12107 // all this for nothing; the requested priority was <= what was on the system 12108 } 12109 12110 public final void addActivity(PackageParser.Activity a, String type) { 12111 mActivities.put(a.getComponentName(), a); 12112 if (DEBUG_SHOW_INFO) 12113 Log.v( 12114 TAG, " " + type + " " + 12115 (a.info.nonLocalizedLabel != null ? a.info.nonLocalizedLabel : a.info.name) + ":"); 12116 if (DEBUG_SHOW_INFO) 12117 Log.v(TAG, " Class=" + a.info.name); 12118 final int NI = a.intents.size(); 12119 for (int j=0; j<NI; j++) { 12120 PackageParser.ActivityIntentInfo intent = a.intents.get(j); 12121 if ("activity".equals(type)) { 12122 final PackageSetting ps = 12123 mSettings.getDisabledSystemPkgLPr(intent.activity.info.packageName); 12124 final List<PackageParser.Activity> systemActivities = 12125 ps != null && ps.pkg != null ? ps.pkg.activities : null; 12126 adjustPriority(systemActivities, intent); 12127 } 12128 if (DEBUG_SHOW_INFO) { 12129 Log.v(TAG, " IntentFilter:"); 12130 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 12131 } 12132 if (!intent.debugCheck()) { 12133 Log.w(TAG, "==> For Activity " + a.info.name); 12134 } 12135 addFilter(intent); 12136 } 12137 } 12138 12139 public final void removeActivity(PackageParser.Activity a, String type) { 12140 mActivities.remove(a.getComponentName()); 12141 if (DEBUG_SHOW_INFO) { 12142 Log.v(TAG, " " + type + " " 12143 + (a.info.nonLocalizedLabel != null ? a.info.nonLocalizedLabel 12144 : a.info.name) + ":"); 12145 Log.v(TAG, " Class=" + a.info.name); 12146 } 12147 final int NI = a.intents.size(); 12148 for (int j=0; j<NI; j++) { 12149 PackageParser.ActivityIntentInfo intent = a.intents.get(j); 12150 if (DEBUG_SHOW_INFO) { 12151 Log.v(TAG, " IntentFilter:"); 12152 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 12153 } 12154 removeFilter(intent); 12155 } 12156 } 12157 12158 @Override 12159 protected boolean allowFilterResult( 12160 PackageParser.ActivityIntentInfo filter, List<ResolveInfo> dest) { 12161 ActivityInfo filterAi = filter.activity.info; 12162 for (int i=dest.size()-1; i>=0; i--) { 12163 ActivityInfo destAi = dest.get(i).activityInfo; 12164 if (destAi.name == filterAi.name 12165 && destAi.packageName == filterAi.packageName) { 12166 return false; 12167 } 12168 } 12169 return true; 12170 } 12171 12172 @Override 12173 protected ActivityIntentInfo[] newArray(int size) { 12174 return new ActivityIntentInfo[size]; 12175 } 12176 12177 @Override 12178 protected boolean isFilterStopped(PackageParser.ActivityIntentInfo filter, int userId) { 12179 if (!sUserManager.exists(userId)) return true; 12180 PackageParser.Package p = filter.activity.owner; 12181 if (p != null) { 12182 PackageSetting ps = (PackageSetting)p.mExtras; 12183 if (ps != null) { 12184 // System apps are never considered stopped for purposes of 12185 // filtering, because there may be no way for the user to 12186 // actually re-launch them. 12187 return (ps.pkgFlags&ApplicationInfo.FLAG_SYSTEM) == 0 12188 && ps.getStopped(userId); 12189 } 12190 } 12191 return false; 12192 } 12193 12194 @Override 12195 protected boolean isPackageForFilter(String packageName, 12196 PackageParser.ActivityIntentInfo info) { 12197 return packageName.equals(info.activity.owner.packageName); 12198 } 12199 12200 @Override 12201 protected ResolveInfo newResult(PackageParser.ActivityIntentInfo info, 12202 int match, int userId) { 12203 if (!sUserManager.exists(userId)) return null; 12204 if (!mSettings.isEnabledAndMatchLPr(info.activity.info, mFlags, userId)) { 12205 return null; 12206 } 12207 final PackageParser.Activity activity = info.activity; 12208 PackageSetting ps = (PackageSetting) activity.owner.mExtras; 12209 if (ps == null) { 12210 return null; 12211 } 12212 final PackageUserState userState = ps.readUserState(userId); 12213 ActivityInfo ai = PackageParser.generateActivityInfo(activity, mFlags, 12214 userState, userId); 12215 if (ai == null) { 12216 return null; 12217 } 12218 final boolean matchVisibleToInstantApp = 12219 (mFlags & PackageManager.MATCH_VISIBLE_TO_INSTANT_APP_ONLY) != 0; 12220 final boolean isInstantApp = (mFlags & PackageManager.MATCH_INSTANT) != 0; 12221 // throw out filters that aren't visible to ephemeral apps 12222 if (matchVisibleToInstantApp 12223 && !(info.isVisibleToInstantApp() || userState.instantApp)) { 12224 return null; 12225 } 12226 // throw out ephemeral filters if we're not explicitly requesting them 12227 if (!isInstantApp && userState.instantApp) { 12228 return null; 12229 } 12230 final ResolveInfo res = new ResolveInfo(); 12231 res.activityInfo = ai; 12232 if ((mFlags&PackageManager.GET_RESOLVED_FILTER) != 0) { 12233 res.filter = info; 12234 } 12235 if (info != null) { 12236 res.handleAllWebDataURI = info.handleAllWebDataURI(); 12237 } 12238 res.priority = info.getPriority(); 12239 res.preferredOrder = activity.owner.mPreferredOrder; 12240 //System.out.println("Result: " + res.activityInfo.className + 12241 // " = " + res.priority); 12242 res.match = match; 12243 res.isDefault = info.hasDefault; 12244 res.labelRes = info.labelRes; 12245 res.nonLocalizedLabel = info.nonLocalizedLabel; 12246 if (userNeedsBadging(userId)) { 12247 res.noResourceId = true; 12248 } else { 12249 res.icon = info.icon; 12250 } 12251 res.iconResourceId = info.icon; 12252 res.system = res.activityInfo.applicationInfo.isSystemApp(); 12253 return res; 12254 } 12255 12256 @Override 12257 protected void sortResults(List<ResolveInfo> results) { 12258 Collections.sort(results, mResolvePrioritySorter); 12259 } 12260 12261 @Override 12262 protected void dumpFilter(PrintWriter out, String prefix, 12263 PackageParser.ActivityIntentInfo filter) { 12264 out.print(prefix); out.print( 12265 Integer.toHexString(System.identityHashCode(filter.activity))); 12266 out.print(' '); 12267 filter.activity.printComponentShortName(out); 12268 out.print(" filter "); 12269 out.println(Integer.toHexString(System.identityHashCode(filter))); 12270 } 12271 12272 @Override 12273 protected Object filterToLabel(PackageParser.ActivityIntentInfo filter) { 12274 return filter.activity; 12275 } 12276 12277 protected void dumpFilterLabel(PrintWriter out, String prefix, Object label, int count) { 12278 PackageParser.Activity activity = (PackageParser.Activity)label; 12279 out.print(prefix); out.print( 12280 Integer.toHexString(System.identityHashCode(activity))); 12281 out.print(' '); 12282 activity.printComponentShortName(out); 12283 if (count > 1) { 12284 out.print(" ("); out.print(count); out.print(" filters)"); 12285 } 12286 out.println(); 12287 } 12288 12289 // Keys are String (activity class name), values are Activity. 12290 private final ArrayMap<ComponentName, PackageParser.Activity> mActivities 12291 = new ArrayMap<ComponentName, PackageParser.Activity>(); 12292 private int mFlags; 12293 } 12294 12295 private final class ServiceIntentResolver 12296 extends IntentResolver<PackageParser.ServiceIntentInfo, ResolveInfo> { 12297 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, 12298 boolean defaultOnly, int userId) { 12299 mFlags = defaultOnly ? PackageManager.MATCH_DEFAULT_ONLY : 0; 12300 return super.queryIntent(intent, resolvedType, defaultOnly, userId); 12301 } 12302 12303 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, int flags, 12304 int userId) { 12305 if (!sUserManager.exists(userId)) return null; 12306 mFlags = flags; 12307 return super.queryIntent(intent, resolvedType, 12308 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, 12309 userId); 12310 } 12311 12312 public List<ResolveInfo> queryIntentForPackage(Intent intent, String resolvedType, 12313 int flags, ArrayList<PackageParser.Service> packageServices, int userId) { 12314 if (!sUserManager.exists(userId)) return null; 12315 if (packageServices == null) { 12316 return null; 12317 } 12318 mFlags = flags; 12319 final boolean defaultOnly = (flags&PackageManager.MATCH_DEFAULT_ONLY) != 0; 12320 final int N = packageServices.size(); 12321 ArrayList<PackageParser.ServiceIntentInfo[]> listCut = 12322 new ArrayList<PackageParser.ServiceIntentInfo[]>(N); 12323 12324 ArrayList<PackageParser.ServiceIntentInfo> intentFilters; 12325 for (int i = 0; i < N; ++i) { 12326 intentFilters = packageServices.get(i).intents; 12327 if (intentFilters != null && intentFilters.size() > 0) { 12328 PackageParser.ServiceIntentInfo[] array = 12329 new PackageParser.ServiceIntentInfo[intentFilters.size()]; 12330 intentFilters.toArray(array); 12331 listCut.add(array); 12332 } 12333 } 12334 return super.queryIntentFromList(intent, resolvedType, defaultOnly, listCut, userId); 12335 } 12336 12337 public final void addService(PackageParser.Service s) { 12338 mServices.put(s.getComponentName(), s); 12339 if (DEBUG_SHOW_INFO) { 12340 Log.v(TAG, " " 12341 + (s.info.nonLocalizedLabel != null 12342 ? s.info.nonLocalizedLabel : s.info.name) + ":"); 12343 Log.v(TAG, " Class=" + s.info.name); 12344 } 12345 final int NI = s.intents.size(); 12346 int j; 12347 for (j=0; j<NI; j++) { 12348 PackageParser.ServiceIntentInfo intent = s.intents.get(j); 12349 if (DEBUG_SHOW_INFO) { 12350 Log.v(TAG, " IntentFilter:"); 12351 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 12352 } 12353 if (!intent.debugCheck()) { 12354 Log.w(TAG, "==> For Service " + s.info.name); 12355 } 12356 addFilter(intent); 12357 } 12358 } 12359 12360 public final void removeService(PackageParser.Service s) { 12361 mServices.remove(s.getComponentName()); 12362 if (DEBUG_SHOW_INFO) { 12363 Log.v(TAG, " " + (s.info.nonLocalizedLabel != null 12364 ? s.info.nonLocalizedLabel : s.info.name) + ":"); 12365 Log.v(TAG, " Class=" + s.info.name); 12366 } 12367 final int NI = s.intents.size(); 12368 int j; 12369 for (j=0; j<NI; j++) { 12370 PackageParser.ServiceIntentInfo intent = s.intents.get(j); 12371 if (DEBUG_SHOW_INFO) { 12372 Log.v(TAG, " IntentFilter:"); 12373 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 12374 } 12375 removeFilter(intent); 12376 } 12377 } 12378 12379 @Override 12380 protected boolean allowFilterResult( 12381 PackageParser.ServiceIntentInfo filter, List<ResolveInfo> dest) { 12382 ServiceInfo filterSi = filter.service.info; 12383 for (int i=dest.size()-1; i>=0; i--) { 12384 ServiceInfo destAi = dest.get(i).serviceInfo; 12385 if (destAi.name == filterSi.name 12386 && destAi.packageName == filterSi.packageName) { 12387 return false; 12388 } 12389 } 12390 return true; 12391 } 12392 12393 @Override 12394 protected PackageParser.ServiceIntentInfo[] newArray(int size) { 12395 return new PackageParser.ServiceIntentInfo[size]; 12396 } 12397 12398 @Override 12399 protected boolean isFilterStopped(PackageParser.ServiceIntentInfo filter, int userId) { 12400 if (!sUserManager.exists(userId)) return true; 12401 PackageParser.Package p = filter.service.owner; 12402 if (p != null) { 12403 PackageSetting ps = (PackageSetting)p.mExtras; 12404 if (ps != null) { 12405 // System apps are never considered stopped for purposes of 12406 // filtering, because there may be no way for the user to 12407 // actually re-launch them. 12408 return (ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) == 0 12409 && ps.getStopped(userId); 12410 } 12411 } 12412 return false; 12413 } 12414 12415 @Override 12416 protected boolean isPackageForFilter(String packageName, 12417 PackageParser.ServiceIntentInfo info) { 12418 return packageName.equals(info.service.owner.packageName); 12419 } 12420 12421 @Override 12422 protected ResolveInfo newResult(PackageParser.ServiceIntentInfo filter, 12423 int match, int userId) { 12424 if (!sUserManager.exists(userId)) return null; 12425 final PackageParser.ServiceIntentInfo info = (PackageParser.ServiceIntentInfo)filter; 12426 if (!mSettings.isEnabledAndMatchLPr(info.service.info, mFlags, userId)) { 12427 return null; 12428 } 12429 final PackageParser.Service service = info.service; 12430 PackageSetting ps = (PackageSetting) service.owner.mExtras; 12431 if (ps == null) { 12432 return null; 12433 } 12434 ServiceInfo si = PackageParser.generateServiceInfo(service, mFlags, 12435 ps.readUserState(userId), userId); 12436 if (si == null) { 12437 return null; 12438 } 12439 final ResolveInfo res = new ResolveInfo(); 12440 res.serviceInfo = si; 12441 if ((mFlags&PackageManager.GET_RESOLVED_FILTER) != 0) { 12442 res.filter = filter; 12443 } 12444 res.priority = info.getPriority(); 12445 res.preferredOrder = service.owner.mPreferredOrder; 12446 res.match = match; 12447 res.isDefault = info.hasDefault; 12448 res.labelRes = info.labelRes; 12449 res.nonLocalizedLabel = info.nonLocalizedLabel; 12450 res.icon = info.icon; 12451 res.system = res.serviceInfo.applicationInfo.isSystemApp(); 12452 return res; 12453 } 12454 12455 @Override 12456 protected void sortResults(List<ResolveInfo> results) { 12457 Collections.sort(results, mResolvePrioritySorter); 12458 } 12459 12460 @Override 12461 protected void dumpFilter(PrintWriter out, String prefix, 12462 PackageParser.ServiceIntentInfo filter) { 12463 out.print(prefix); out.print( 12464 Integer.toHexString(System.identityHashCode(filter.service))); 12465 out.print(' '); 12466 filter.service.printComponentShortName(out); 12467 out.print(" filter "); 12468 out.println(Integer.toHexString(System.identityHashCode(filter))); 12469 } 12470 12471 @Override 12472 protected Object filterToLabel(PackageParser.ServiceIntentInfo filter) { 12473 return filter.service; 12474 } 12475 12476 protected void dumpFilterLabel(PrintWriter out, String prefix, Object label, int count) { 12477 PackageParser.Service service = (PackageParser.Service)label; 12478 out.print(prefix); out.print( 12479 Integer.toHexString(System.identityHashCode(service))); 12480 out.print(' '); 12481 service.printComponentShortName(out); 12482 if (count > 1) { 12483 out.print(" ("); out.print(count); out.print(" filters)"); 12484 } 12485 out.println(); 12486 } 12487 12488// List<ResolveInfo> filterEnabled(List<ResolveInfo> resolveInfoList) { 12489// final Iterator<ResolveInfo> i = resolveInfoList.iterator(); 12490// final List<ResolveInfo> retList = Lists.newArrayList(); 12491// while (i.hasNext()) { 12492// final ResolveInfo resolveInfo = (ResolveInfo) i; 12493// if (isEnabledLP(resolveInfo.serviceInfo)) { 12494// retList.add(resolveInfo); 12495// } 12496// } 12497// return retList; 12498// } 12499 12500 // Keys are String (activity class name), values are Activity. 12501 private final ArrayMap<ComponentName, PackageParser.Service> mServices 12502 = new ArrayMap<ComponentName, PackageParser.Service>(); 12503 private int mFlags; 12504 } 12505 12506 private final class ProviderIntentResolver 12507 extends IntentResolver<PackageParser.ProviderIntentInfo, ResolveInfo> { 12508 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, 12509 boolean defaultOnly, int userId) { 12510 mFlags = defaultOnly ? PackageManager.MATCH_DEFAULT_ONLY : 0; 12511 return super.queryIntent(intent, resolvedType, defaultOnly, userId); 12512 } 12513 12514 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, int flags, 12515 int userId) { 12516 if (!sUserManager.exists(userId)) 12517 return null; 12518 mFlags = flags; 12519 return super.queryIntent(intent, resolvedType, 12520 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, 12521 userId); 12522 } 12523 12524 public List<ResolveInfo> queryIntentForPackage(Intent intent, String resolvedType, 12525 int flags, ArrayList<PackageParser.Provider> packageProviders, int userId) { 12526 if (!sUserManager.exists(userId)) 12527 return null; 12528 if (packageProviders == null) { 12529 return null; 12530 } 12531 mFlags = flags; 12532 final boolean defaultOnly = (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0; 12533 final int N = packageProviders.size(); 12534 ArrayList<PackageParser.ProviderIntentInfo[]> listCut = 12535 new ArrayList<PackageParser.ProviderIntentInfo[]>(N); 12536 12537 ArrayList<PackageParser.ProviderIntentInfo> intentFilters; 12538 for (int i = 0; i < N; ++i) { 12539 intentFilters = packageProviders.get(i).intents; 12540 if (intentFilters != null && intentFilters.size() > 0) { 12541 PackageParser.ProviderIntentInfo[] array = 12542 new PackageParser.ProviderIntentInfo[intentFilters.size()]; 12543 intentFilters.toArray(array); 12544 listCut.add(array); 12545 } 12546 } 12547 return super.queryIntentFromList(intent, resolvedType, defaultOnly, listCut, userId); 12548 } 12549 12550 public final void addProvider(PackageParser.Provider p) { 12551 if (mProviders.containsKey(p.getComponentName())) { 12552 Slog.w(TAG, "Provider " + p.getComponentName() + " already defined; ignoring"); 12553 return; 12554 } 12555 12556 mProviders.put(p.getComponentName(), p); 12557 if (DEBUG_SHOW_INFO) { 12558 Log.v(TAG, " " 12559 + (p.info.nonLocalizedLabel != null 12560 ? p.info.nonLocalizedLabel : p.info.name) + ":"); 12561 Log.v(TAG, " Class=" + p.info.name); 12562 } 12563 final int NI = p.intents.size(); 12564 int j; 12565 for (j = 0; j < NI; j++) { 12566 PackageParser.ProviderIntentInfo intent = p.intents.get(j); 12567 if (DEBUG_SHOW_INFO) { 12568 Log.v(TAG, " IntentFilter:"); 12569 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 12570 } 12571 if (!intent.debugCheck()) { 12572 Log.w(TAG, "==> For Provider " + p.info.name); 12573 } 12574 addFilter(intent); 12575 } 12576 } 12577 12578 public final void removeProvider(PackageParser.Provider p) { 12579 mProviders.remove(p.getComponentName()); 12580 if (DEBUG_SHOW_INFO) { 12581 Log.v(TAG, " " + (p.info.nonLocalizedLabel != null 12582 ? p.info.nonLocalizedLabel : p.info.name) + ":"); 12583 Log.v(TAG, " Class=" + p.info.name); 12584 } 12585 final int NI = p.intents.size(); 12586 int j; 12587 for (j = 0; j < NI; j++) { 12588 PackageParser.ProviderIntentInfo intent = p.intents.get(j); 12589 if (DEBUG_SHOW_INFO) { 12590 Log.v(TAG, " IntentFilter:"); 12591 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 12592 } 12593 removeFilter(intent); 12594 } 12595 } 12596 12597 @Override 12598 protected boolean allowFilterResult( 12599 PackageParser.ProviderIntentInfo filter, List<ResolveInfo> dest) { 12600 ProviderInfo filterPi = filter.provider.info; 12601 for (int i = dest.size() - 1; i >= 0; i--) { 12602 ProviderInfo destPi = dest.get(i).providerInfo; 12603 if (destPi.name == filterPi.name 12604 && destPi.packageName == filterPi.packageName) { 12605 return false; 12606 } 12607 } 12608 return true; 12609 } 12610 12611 @Override 12612 protected PackageParser.ProviderIntentInfo[] newArray(int size) { 12613 return new PackageParser.ProviderIntentInfo[size]; 12614 } 12615 12616 @Override 12617 protected boolean isFilterStopped(PackageParser.ProviderIntentInfo filter, int userId) { 12618 if (!sUserManager.exists(userId)) 12619 return true; 12620 PackageParser.Package p = filter.provider.owner; 12621 if (p != null) { 12622 PackageSetting ps = (PackageSetting) p.mExtras; 12623 if (ps != null) { 12624 // System apps are never considered stopped for purposes of 12625 // filtering, because there may be no way for the user to 12626 // actually re-launch them. 12627 return (ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) == 0 12628 && ps.getStopped(userId); 12629 } 12630 } 12631 return false; 12632 } 12633 12634 @Override 12635 protected boolean isPackageForFilter(String packageName, 12636 PackageParser.ProviderIntentInfo info) { 12637 return packageName.equals(info.provider.owner.packageName); 12638 } 12639 12640 @Override 12641 protected ResolveInfo newResult(PackageParser.ProviderIntentInfo filter, 12642 int match, int userId) { 12643 if (!sUserManager.exists(userId)) 12644 return null; 12645 final PackageParser.ProviderIntentInfo info = filter; 12646 if (!mSettings.isEnabledAndMatchLPr(info.provider.info, mFlags, userId)) { 12647 return null; 12648 } 12649 final PackageParser.Provider provider = info.provider; 12650 PackageSetting ps = (PackageSetting) provider.owner.mExtras; 12651 if (ps == null) { 12652 return null; 12653 } 12654 ProviderInfo pi = PackageParser.generateProviderInfo(provider, mFlags, 12655 ps.readUserState(userId), userId); 12656 if (pi == null) { 12657 return null; 12658 } 12659 final ResolveInfo res = new ResolveInfo(); 12660 res.providerInfo = pi; 12661 if ((mFlags & PackageManager.GET_RESOLVED_FILTER) != 0) { 12662 res.filter = filter; 12663 } 12664 res.priority = info.getPriority(); 12665 res.preferredOrder = provider.owner.mPreferredOrder; 12666 res.match = match; 12667 res.isDefault = info.hasDefault; 12668 res.labelRes = info.labelRes; 12669 res.nonLocalizedLabel = info.nonLocalizedLabel; 12670 res.icon = info.icon; 12671 res.system = res.providerInfo.applicationInfo.isSystemApp(); 12672 return res; 12673 } 12674 12675 @Override 12676 protected void sortResults(List<ResolveInfo> results) { 12677 Collections.sort(results, mResolvePrioritySorter); 12678 } 12679 12680 @Override 12681 protected void dumpFilter(PrintWriter out, String prefix, 12682 PackageParser.ProviderIntentInfo filter) { 12683 out.print(prefix); 12684 out.print( 12685 Integer.toHexString(System.identityHashCode(filter.provider))); 12686 out.print(' '); 12687 filter.provider.printComponentShortName(out); 12688 out.print(" filter "); 12689 out.println(Integer.toHexString(System.identityHashCode(filter))); 12690 } 12691 12692 @Override 12693 protected Object filterToLabel(PackageParser.ProviderIntentInfo filter) { 12694 return filter.provider; 12695 } 12696 12697 protected void dumpFilterLabel(PrintWriter out, String prefix, Object label, int count) { 12698 PackageParser.Provider provider = (PackageParser.Provider)label; 12699 out.print(prefix); out.print( 12700 Integer.toHexString(System.identityHashCode(provider))); 12701 out.print(' '); 12702 provider.printComponentShortName(out); 12703 if (count > 1) { 12704 out.print(" ("); out.print(count); out.print(" filters)"); 12705 } 12706 out.println(); 12707 } 12708 12709 private final ArrayMap<ComponentName, PackageParser.Provider> mProviders 12710 = new ArrayMap<ComponentName, PackageParser.Provider>(); 12711 private int mFlags; 12712 } 12713 12714 static final class EphemeralIntentResolver 12715 extends IntentResolver<EphemeralResponse, EphemeralResponse> { 12716 /** 12717 * The result that has the highest defined order. Ordering applies on a 12718 * per-package basis. Mapping is from package name to Pair of order and 12719 * EphemeralResolveInfo. 12720 * <p> 12721 * NOTE: This is implemented as a field variable for convenience and efficiency. 12722 * By having a field variable, we're able to track filter ordering as soon as 12723 * a non-zero order is defined. Otherwise, multiple loops across the result set 12724 * would be needed to apply ordering. If the intent resolver becomes re-entrant, 12725 * this needs to be contained entirely within {@link #filterResults()}. 12726 */ 12727 final ArrayMap<String, Pair<Integer, EphemeralResolveInfo>> mOrderResult = new ArrayMap<>(); 12728 12729 @Override 12730 protected EphemeralResponse[] newArray(int size) { 12731 return new EphemeralResponse[size]; 12732 } 12733 12734 @Override 12735 protected boolean isPackageForFilter(String packageName, EphemeralResponse responseObj) { 12736 return true; 12737 } 12738 12739 @Override 12740 protected EphemeralResponse newResult(EphemeralResponse responseObj, int match, 12741 int userId) { 12742 if (!sUserManager.exists(userId)) { 12743 return null; 12744 } 12745 final String packageName = responseObj.resolveInfo.getPackageName(); 12746 final Integer order = responseObj.getOrder(); 12747 final Pair<Integer, EphemeralResolveInfo> lastOrderResult = 12748 mOrderResult.get(packageName); 12749 // ordering is enabled and this item's order isn't high enough 12750 if (lastOrderResult != null && lastOrderResult.first >= order) { 12751 return null; 12752 } 12753 final EphemeralResolveInfo res = responseObj.resolveInfo; 12754 if (order > 0) { 12755 // non-zero order, enable ordering 12756 mOrderResult.put(packageName, new Pair<>(order, res)); 12757 } 12758 return responseObj; 12759 } 12760 12761 @Override 12762 protected void filterResults(List<EphemeralResponse> results) { 12763 // only do work if ordering is enabled [most of the time it won't be] 12764 if (mOrderResult.size() == 0) { 12765 return; 12766 } 12767 int resultSize = results.size(); 12768 for (int i = 0; i < resultSize; i++) { 12769 final EphemeralResolveInfo info = results.get(i).resolveInfo; 12770 final String packageName = info.getPackageName(); 12771 final Pair<Integer, EphemeralResolveInfo> savedInfo = mOrderResult.get(packageName); 12772 if (savedInfo == null) { 12773 // package doesn't having ordering 12774 continue; 12775 } 12776 if (savedInfo.second == info) { 12777 // circled back to the highest ordered item; remove from order list 12778 mOrderResult.remove(savedInfo); 12779 if (mOrderResult.size() == 0) { 12780 // no more ordered items 12781 break; 12782 } 12783 continue; 12784 } 12785 // item has a worse order, remove it from the result list 12786 results.remove(i); 12787 resultSize--; 12788 i--; 12789 } 12790 } 12791 } 12792 12793 private static final Comparator<ResolveInfo> mResolvePrioritySorter = 12794 new Comparator<ResolveInfo>() { 12795 public int compare(ResolveInfo r1, ResolveInfo r2) { 12796 int v1 = r1.priority; 12797 int v2 = r2.priority; 12798 //System.out.println("Comparing: q1=" + q1 + " q2=" + q2); 12799 if (v1 != v2) { 12800 return (v1 > v2) ? -1 : 1; 12801 } 12802 v1 = r1.preferredOrder; 12803 v2 = r2.preferredOrder; 12804 if (v1 != v2) { 12805 return (v1 > v2) ? -1 : 1; 12806 } 12807 if (r1.isDefault != r2.isDefault) { 12808 return r1.isDefault ? -1 : 1; 12809 } 12810 v1 = r1.match; 12811 v2 = r2.match; 12812 //System.out.println("Comparing: m1=" + m1 + " m2=" + m2); 12813 if (v1 != v2) { 12814 return (v1 > v2) ? -1 : 1; 12815 } 12816 if (r1.system != r2.system) { 12817 return r1.system ? -1 : 1; 12818 } 12819 if (r1.activityInfo != null) { 12820 return r1.activityInfo.packageName.compareTo(r2.activityInfo.packageName); 12821 } 12822 if (r1.serviceInfo != null) { 12823 return r1.serviceInfo.packageName.compareTo(r2.serviceInfo.packageName); 12824 } 12825 if (r1.providerInfo != null) { 12826 return r1.providerInfo.packageName.compareTo(r2.providerInfo.packageName); 12827 } 12828 return 0; 12829 } 12830 }; 12831 12832 private static final Comparator<ProviderInfo> mProviderInitOrderSorter = 12833 new Comparator<ProviderInfo>() { 12834 public int compare(ProviderInfo p1, ProviderInfo p2) { 12835 final int v1 = p1.initOrder; 12836 final int v2 = p2.initOrder; 12837 return (v1 > v2) ? -1 : ((v1 < v2) ? 1 : 0); 12838 } 12839 }; 12840 12841 final void sendPackageBroadcast(final String action, final String pkg, final Bundle extras, 12842 final int flags, final String targetPkg, final IIntentReceiver finishedReceiver, 12843 final int[] userIds) { 12844 mHandler.post(new Runnable() { 12845 @Override 12846 public void run() { 12847 try { 12848 final IActivityManager am = ActivityManager.getService(); 12849 if (am == null) return; 12850 final int[] resolvedUserIds; 12851 if (userIds == null) { 12852 resolvedUserIds = am.getRunningUserIds(); 12853 } else { 12854 resolvedUserIds = userIds; 12855 } 12856 for (int id : resolvedUserIds) { 12857 final Intent intent = new Intent(action, 12858 pkg != null ? Uri.fromParts(PACKAGE_SCHEME, pkg, null) : null); 12859 if (extras != null) { 12860 intent.putExtras(extras); 12861 } 12862 if (targetPkg != null) { 12863 intent.setPackage(targetPkg); 12864 } 12865 // Modify the UID when posting to other users 12866 int uid = intent.getIntExtra(Intent.EXTRA_UID, -1); 12867 if (uid > 0 && UserHandle.getUserId(uid) != id) { 12868 uid = UserHandle.getUid(id, UserHandle.getAppId(uid)); 12869 intent.putExtra(Intent.EXTRA_UID, uid); 12870 } 12871 intent.putExtra(Intent.EXTRA_USER_HANDLE, id); 12872 intent.addFlags(Intent.FLAG_RECEIVER_REGISTERED_ONLY_BEFORE_BOOT | flags); 12873 if (DEBUG_BROADCASTS) { 12874 RuntimeException here = new RuntimeException("here"); 12875 here.fillInStackTrace(); 12876 Slog.d(TAG, "Sending to user " + id + ": " 12877 + intent.toShortString(false, true, false, false) 12878 + " " + intent.getExtras(), here); 12879 } 12880 am.broadcastIntent(null, intent, null, finishedReceiver, 12881 0, null, null, null, android.app.AppOpsManager.OP_NONE, 12882 null, finishedReceiver != null, false, id); 12883 } 12884 } catch (RemoteException ex) { 12885 } 12886 } 12887 }); 12888 } 12889 12890 /** 12891 * Check if the external storage media is available. This is true if there 12892 * is a mounted external storage medium or if the external storage is 12893 * emulated. 12894 */ 12895 private boolean isExternalMediaAvailable() { 12896 return mMediaMounted || Environment.isExternalStorageEmulated(); 12897 } 12898 12899 @Override 12900 public PackageCleanItem nextPackageToClean(PackageCleanItem lastPackage) { 12901 // writer 12902 synchronized (mPackages) { 12903 if (!isExternalMediaAvailable()) { 12904 // If the external storage is no longer mounted at this point, 12905 // the caller may not have been able to delete all of this 12906 // packages files and can not delete any more. Bail. 12907 return null; 12908 } 12909 final ArrayList<PackageCleanItem> pkgs = mSettings.mPackagesToBeCleaned; 12910 if (lastPackage != null) { 12911 pkgs.remove(lastPackage); 12912 } 12913 if (pkgs.size() > 0) { 12914 return pkgs.get(0); 12915 } 12916 } 12917 return null; 12918 } 12919 12920 void schedulePackageCleaning(String packageName, int userId, boolean andCode) { 12921 final Message msg = mHandler.obtainMessage(START_CLEANING_PACKAGE, 12922 userId, andCode ? 1 : 0, packageName); 12923 if (mSystemReady) { 12924 msg.sendToTarget(); 12925 } else { 12926 if (mPostSystemReadyMessages == null) { 12927 mPostSystemReadyMessages = new ArrayList<>(); 12928 } 12929 mPostSystemReadyMessages.add(msg); 12930 } 12931 } 12932 12933 void startCleaningPackages() { 12934 // reader 12935 if (!isExternalMediaAvailable()) { 12936 return; 12937 } 12938 synchronized (mPackages) { 12939 if (mSettings.mPackagesToBeCleaned.isEmpty()) { 12940 return; 12941 } 12942 } 12943 Intent intent = new Intent(PackageManager.ACTION_CLEAN_EXTERNAL_STORAGE); 12944 intent.setComponent(DEFAULT_CONTAINER_COMPONENT); 12945 IActivityManager am = ActivityManager.getService(); 12946 if (am != null) { 12947 try { 12948 am.startService(null, intent, null, -1, null, mContext.getOpPackageName(), 12949 UserHandle.USER_SYSTEM); 12950 } catch (RemoteException e) { 12951 } 12952 } 12953 } 12954 12955 @Override 12956 public void installPackageAsUser(String originPath, IPackageInstallObserver2 observer, 12957 int installFlags, String installerPackageName, int userId) { 12958 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.INSTALL_PACKAGES, null); 12959 12960 final int callingUid = Binder.getCallingUid(); 12961 enforceCrossUserPermission(callingUid, userId, 12962 true /* requireFullPermission */, true /* checkShell */, "installPackageAsUser"); 12963 12964 if (isUserRestricted(userId, UserManager.DISALLOW_INSTALL_APPS)) { 12965 try { 12966 if (observer != null) { 12967 observer.onPackageInstalled("", INSTALL_FAILED_USER_RESTRICTED, null, null); 12968 } 12969 } catch (RemoteException re) { 12970 } 12971 return; 12972 } 12973 12974 if ((callingUid == Process.SHELL_UID) || (callingUid == Process.ROOT_UID)) { 12975 installFlags |= PackageManager.INSTALL_FROM_ADB; 12976 12977 } else { 12978 // Caller holds INSTALL_PACKAGES permission, so we're less strict 12979 // about installerPackageName. 12980 12981 installFlags &= ~PackageManager.INSTALL_FROM_ADB; 12982 installFlags &= ~PackageManager.INSTALL_ALL_USERS; 12983 } 12984 12985 UserHandle user; 12986 if ((installFlags & PackageManager.INSTALL_ALL_USERS) != 0) { 12987 user = UserHandle.ALL; 12988 } else { 12989 user = new UserHandle(userId); 12990 } 12991 12992 // Only system components can circumvent runtime permissions when installing. 12993 if ((installFlags & PackageManager.INSTALL_GRANT_RUNTIME_PERMISSIONS) != 0 12994 && mContext.checkCallingOrSelfPermission(Manifest.permission 12995 .INSTALL_GRANT_RUNTIME_PERMISSIONS) == PackageManager.PERMISSION_DENIED) { 12996 throw new SecurityException("You need the " 12997 + "android.permission.INSTALL_GRANT_RUNTIME_PERMISSIONS permission " 12998 + "to use the PackageManager.INSTALL_GRANT_RUNTIME_PERMISSIONS flag"); 12999 } 13000 13001 final File originFile = new File(originPath); 13002 final OriginInfo origin = OriginInfo.fromUntrustedFile(originFile); 13003 13004 final Message msg = mHandler.obtainMessage(INIT_COPY); 13005 final VerificationInfo verificationInfo = new VerificationInfo( 13006 null /*originatingUri*/, null /*referrer*/, -1 /*originatingUid*/, callingUid); 13007 final InstallParams params = new InstallParams(origin, null /*moveInfo*/, observer, 13008 installFlags, installerPackageName, null /*volumeUuid*/, verificationInfo, user, 13009 null /*packageAbiOverride*/, null /*grantedPermissions*/, 13010 null /*certificates*/, PackageManager.INSTALL_REASON_UNKNOWN); 13011 params.setTraceMethod("installAsUser").setTraceCookie(System.identityHashCode(params)); 13012 msg.obj = params; 13013 13014 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "installAsUser", 13015 System.identityHashCode(msg.obj)); 13016 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "queueInstall", 13017 System.identityHashCode(msg.obj)); 13018 13019 mHandler.sendMessage(msg); 13020 } 13021 13022 13023 /** 13024 * Ensure that the install reason matches what we know about the package installer (e.g. whether 13025 * it is acting on behalf on an enterprise or the user). 13026 * 13027 * Note that the ordering of the conditionals in this method is important. The checks we perform 13028 * are as follows, in this order: 13029 * 13030 * 1) If the install is being performed by a system app, we can trust the app to have set the 13031 * install reason correctly. Thus, we pass through the install reason unchanged, no matter 13032 * what it is. 13033 * 2) If the install is being performed by a device or profile owner app, the install reason 13034 * should be enterprise policy. However, we cannot be sure that the device or profile owner 13035 * set the install reason correctly. If the app targets an older SDK version where install 13036 * reasons did not exist yet, or if the app author simply forgot, the install reason may be 13037 * unset or wrong. Thus, we force the install reason to be enterprise policy. 13038 * 3) In all other cases, the install is being performed by a regular app that is neither part 13039 * of the system nor a device or profile owner. We have no reason to believe that this app is 13040 * acting on behalf of the enterprise admin. Thus, we check whether the install reason was 13041 * set to enterprise policy and if so, change it to unknown instead. 13042 */ 13043 private int fixUpInstallReason(String installerPackageName, int installerUid, 13044 int installReason) { 13045 if (checkUidPermission(android.Manifest.permission.INSTALL_PACKAGES, installerUid) 13046 == PERMISSION_GRANTED) { 13047 // If the install is being performed by a system app, we trust that app to have set the 13048 // install reason correctly. 13049 return installReason; 13050 } 13051 13052 final IDevicePolicyManager dpm = IDevicePolicyManager.Stub.asInterface( 13053 ServiceManager.getService(Context.DEVICE_POLICY_SERVICE)); 13054 if (dpm != null) { 13055 ComponentName owner = null; 13056 try { 13057 owner = dpm.getDeviceOwnerComponent(true /* callingUserOnly */); 13058 if (owner == null) { 13059 owner = dpm.getProfileOwner(UserHandle.getUserId(installerUid)); 13060 } 13061 } catch (RemoteException e) { 13062 } 13063 if (owner != null && owner.getPackageName().equals(installerPackageName)) { 13064 // If the install is being performed by a device or profile owner, the install 13065 // reason should be enterprise policy. 13066 return PackageManager.INSTALL_REASON_POLICY; 13067 } 13068 } 13069 13070 if (installReason == PackageManager.INSTALL_REASON_POLICY) { 13071 // If the install is being performed by a regular app (i.e. neither system app nor 13072 // device or profile owner), we have no reason to believe that the app is acting on 13073 // behalf of an enterprise. If the app set the install reason to enterprise policy, 13074 // change it to unknown instead. 13075 return PackageManager.INSTALL_REASON_UNKNOWN; 13076 } 13077 13078 // If the install is being performed by a regular app and the install reason was set to any 13079 // value but enterprise policy, leave the install reason unchanged. 13080 return installReason; 13081 } 13082 13083 void installStage(String packageName, File stagedDir, String stagedCid, 13084 IPackageInstallObserver2 observer, PackageInstaller.SessionParams sessionParams, 13085 String installerPackageName, int installerUid, UserHandle user, 13086 Certificate[][] certificates) { 13087 if (DEBUG_EPHEMERAL) { 13088 if ((sessionParams.installFlags & PackageManager.INSTALL_INSTANT_APP) != 0) { 13089 Slog.d(TAG, "Ephemeral install of " + packageName); 13090 } 13091 } 13092 final VerificationInfo verificationInfo = new VerificationInfo( 13093 sessionParams.originatingUri, sessionParams.referrerUri, 13094 sessionParams.originatingUid, installerUid); 13095 13096 final OriginInfo origin; 13097 if (stagedDir != null) { 13098 origin = OriginInfo.fromStagedFile(stagedDir); 13099 } else { 13100 origin = OriginInfo.fromStagedContainer(stagedCid); 13101 } 13102 13103 final Message msg = mHandler.obtainMessage(INIT_COPY); 13104 final int installReason = fixUpInstallReason(installerPackageName, installerUid, 13105 sessionParams.installReason); 13106 final InstallParams params = new InstallParams(origin, null, observer, 13107 sessionParams.installFlags, installerPackageName, sessionParams.volumeUuid, 13108 verificationInfo, user, sessionParams.abiOverride, 13109 sessionParams.grantedRuntimePermissions, certificates, installReason); 13110 params.setTraceMethod("installStage").setTraceCookie(System.identityHashCode(params)); 13111 msg.obj = params; 13112 13113 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "installStage", 13114 System.identityHashCode(msg.obj)); 13115 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "queueInstall", 13116 System.identityHashCode(msg.obj)); 13117 13118 mHandler.sendMessage(msg); 13119 } 13120 13121 private void sendPackageAddedForUser(String packageName, PackageSetting pkgSetting, 13122 int userId) { 13123 final boolean isSystem = isSystemApp(pkgSetting) || isUpdatedSystemApp(pkgSetting); 13124 sendPackageAddedForNewUsers(packageName, isSystem, pkgSetting.appId, userId); 13125 } 13126 13127 private void sendPackageAddedForNewUsers(String packageName, boolean isSystem, 13128 int appId, int... userIds) { 13129 if (ArrayUtils.isEmpty(userIds)) { 13130 return; 13131 } 13132 Bundle extras = new Bundle(1); 13133 // Set to UID of the first user, EXTRA_UID is automatically updated in sendPackageBroadcast 13134 extras.putInt(Intent.EXTRA_UID, UserHandle.getUid(userIds[0], appId)); 13135 13136 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, 13137 packageName, extras, 0, null, null, userIds); 13138 if (isSystem) { 13139 mHandler.post(() -> { 13140 for (int userId : userIds) { 13141 sendBootCompletedBroadcastToSystemApp(packageName, userId); 13142 } 13143 } 13144 ); 13145 } 13146 } 13147 13148 /** 13149 * The just-installed/enabled app is bundled on the system, so presumed to be able to run 13150 * automatically without needing an explicit launch. 13151 * Send it a LOCKED_BOOT_COMPLETED/BOOT_COMPLETED if it would ordinarily have gotten ones. 13152 */ 13153 private void sendBootCompletedBroadcastToSystemApp(String packageName, int userId) { 13154 // If user is not running, the app didn't miss any broadcast 13155 if (!mUserManagerInternal.isUserRunning(userId)) { 13156 return; 13157 } 13158 final IActivityManager am = ActivityManager.getService(); 13159 try { 13160 // Deliver LOCKED_BOOT_COMPLETED first 13161 Intent lockedBcIntent = new Intent(Intent.ACTION_LOCKED_BOOT_COMPLETED) 13162 .setPackage(packageName); 13163 final String[] requiredPermissions = {Manifest.permission.RECEIVE_BOOT_COMPLETED}; 13164 am.broadcastIntent(null, lockedBcIntent, null, null, 0, null, null, requiredPermissions, 13165 android.app.AppOpsManager.OP_NONE, null, false, false, userId); 13166 13167 // Deliver BOOT_COMPLETED only if user is unlocked 13168 if (mUserManagerInternal.isUserUnlockingOrUnlocked(userId)) { 13169 Intent bcIntent = new Intent(Intent.ACTION_BOOT_COMPLETED).setPackage(packageName); 13170 am.broadcastIntent(null, bcIntent, null, null, 0, null, null, requiredPermissions, 13171 android.app.AppOpsManager.OP_NONE, null, false, false, userId); 13172 } 13173 } catch (RemoteException e) { 13174 throw e.rethrowFromSystemServer(); 13175 } 13176 } 13177 13178 @Override 13179 public boolean setApplicationHiddenSettingAsUser(String packageName, boolean hidden, 13180 int userId) { 13181 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MANAGE_USERS, null); 13182 PackageSetting pkgSetting; 13183 final int uid = Binder.getCallingUid(); 13184 enforceCrossUserPermission(uid, userId, 13185 true /* requireFullPermission */, true /* checkShell */, 13186 "setApplicationHiddenSetting for user " + userId); 13187 13188 if (hidden && isPackageDeviceAdmin(packageName, userId)) { 13189 Slog.w(TAG, "Not hiding package " + packageName + ": has active device admin"); 13190 return false; 13191 } 13192 13193 long callingId = Binder.clearCallingIdentity(); 13194 try { 13195 boolean sendAdded = false; 13196 boolean sendRemoved = false; 13197 // writer 13198 synchronized (mPackages) { 13199 pkgSetting = mSettings.mPackages.get(packageName); 13200 if (pkgSetting == null) { 13201 return false; 13202 } 13203 // Do not allow "android" is being disabled 13204 if ("android".equals(packageName)) { 13205 Slog.w(TAG, "Cannot hide package: android"); 13206 return false; 13207 } 13208 // Cannot hide static shared libs as they are considered 13209 // a part of the using app (emulating static linking). Also 13210 // static libs are installed always on internal storage. 13211 PackageParser.Package pkg = mPackages.get(packageName); 13212 if (pkg != null && pkg.staticSharedLibName != null) { 13213 Slog.w(TAG, "Cannot hide package: " + packageName 13214 + " providing static shared library: " 13215 + pkg.staticSharedLibName); 13216 return false; 13217 } 13218 // Only allow protected packages to hide themselves. 13219 if (hidden && !UserHandle.isSameApp(uid, pkgSetting.appId) 13220 && mProtectedPackages.isPackageStateProtected(userId, packageName)) { 13221 Slog.w(TAG, "Not hiding protected package: " + packageName); 13222 return false; 13223 } 13224 13225 if (pkgSetting.getHidden(userId) != hidden) { 13226 pkgSetting.setHidden(hidden, userId); 13227 mSettings.writePackageRestrictionsLPr(userId); 13228 if (hidden) { 13229 sendRemoved = true; 13230 } else { 13231 sendAdded = true; 13232 } 13233 } 13234 } 13235 if (sendAdded) { 13236 sendPackageAddedForUser(packageName, pkgSetting, userId); 13237 return true; 13238 } 13239 if (sendRemoved) { 13240 killApplication(packageName, UserHandle.getUid(userId, pkgSetting.appId), 13241 "hiding pkg"); 13242 sendApplicationHiddenForUser(packageName, pkgSetting, userId); 13243 return true; 13244 } 13245 } finally { 13246 Binder.restoreCallingIdentity(callingId); 13247 } 13248 return false; 13249 } 13250 13251 private void sendApplicationHiddenForUser(String packageName, PackageSetting pkgSetting, 13252 int userId) { 13253 final PackageRemovedInfo info = new PackageRemovedInfo(); 13254 info.removedPackage = packageName; 13255 info.removedUsers = new int[] {userId}; 13256 info.uid = UserHandle.getUid(userId, pkgSetting.appId); 13257 info.sendPackageRemovedBroadcasts(true /*killApp*/); 13258 } 13259 13260 private void sendPackagesSuspendedForUser(String[] pkgList, int userId, boolean suspended) { 13261 if (pkgList.length > 0) { 13262 Bundle extras = new Bundle(1); 13263 extras.putStringArray(Intent.EXTRA_CHANGED_PACKAGE_LIST, pkgList); 13264 13265 sendPackageBroadcast( 13266 suspended ? Intent.ACTION_PACKAGES_SUSPENDED 13267 : Intent.ACTION_PACKAGES_UNSUSPENDED, 13268 null, extras, Intent.FLAG_RECEIVER_REGISTERED_ONLY, null, null, 13269 new int[] {userId}); 13270 } 13271 } 13272 13273 /** 13274 * Returns true if application is not found or there was an error. Otherwise it returns 13275 * the hidden state of the package for the given user. 13276 */ 13277 @Override 13278 public boolean getApplicationHiddenSettingAsUser(String packageName, int userId) { 13279 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MANAGE_USERS, null); 13280 enforceCrossUserPermission(Binder.getCallingUid(), userId, 13281 true /* requireFullPermission */, false /* checkShell */, 13282 "getApplicationHidden for user " + userId); 13283 PackageSetting pkgSetting; 13284 long callingId = Binder.clearCallingIdentity(); 13285 try { 13286 // writer 13287 synchronized (mPackages) { 13288 pkgSetting = mSettings.mPackages.get(packageName); 13289 if (pkgSetting == null) { 13290 return true; 13291 } 13292 return pkgSetting.getHidden(userId); 13293 } 13294 } finally { 13295 Binder.restoreCallingIdentity(callingId); 13296 } 13297 } 13298 13299 /** 13300 * @hide 13301 */ 13302 @Override 13303 public int installExistingPackageAsUser(String packageName, int userId, int installFlags, 13304 int installReason) { 13305 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.INSTALL_PACKAGES, 13306 null); 13307 PackageSetting pkgSetting; 13308 final int uid = Binder.getCallingUid(); 13309 enforceCrossUserPermission(uid, userId, 13310 true /* requireFullPermission */, true /* checkShell */, 13311 "installExistingPackage for user " + userId); 13312 if (isUserRestricted(userId, UserManager.DISALLOW_INSTALL_APPS)) { 13313 return PackageManager.INSTALL_FAILED_USER_RESTRICTED; 13314 } 13315 13316 long callingId = Binder.clearCallingIdentity(); 13317 try { 13318 boolean installed = false; 13319 final boolean instantApp = 13320 (installFlags & PackageManager.INSTALL_INSTANT_APP) != 0; 13321 final boolean fullApp = 13322 (installFlags & PackageManager.INSTALL_FULL_APP) != 0; 13323 13324 // writer 13325 synchronized (mPackages) { 13326 pkgSetting = mSettings.mPackages.get(packageName); 13327 if (pkgSetting == null) { 13328 return PackageManager.INSTALL_FAILED_INVALID_URI; 13329 } 13330 if (!pkgSetting.getInstalled(userId)) { 13331 pkgSetting.setInstalled(true, userId); 13332 pkgSetting.setHidden(false, userId); 13333 pkgSetting.setInstallReason(installReason, userId); 13334 mSettings.writePackageRestrictionsLPr(userId); 13335 mSettings.writeKernelMappingLPr(pkgSetting); 13336 installed = true; 13337 } else if (fullApp && pkgSetting.getInstantApp(userId)) { 13338 // upgrade app from instant to full; we don't allow app downgrade 13339 installed = true; 13340 } 13341 setInstantAppForUser(pkgSetting, userId, instantApp, fullApp); 13342 } 13343 13344 if (installed) { 13345 if (pkgSetting.pkg != null) { 13346 synchronized (mInstallLock) { 13347 // We don't need to freeze for a brand new install 13348 prepareAppDataAfterInstallLIF(pkgSetting.pkg); 13349 } 13350 } 13351 sendPackageAddedForUser(packageName, pkgSetting, userId); 13352 synchronized (mPackages) { 13353 updateSequenceNumberLP(packageName, new int[]{ userId }); 13354 } 13355 } 13356 } finally { 13357 Binder.restoreCallingIdentity(callingId); 13358 } 13359 13360 return PackageManager.INSTALL_SUCCEEDED; 13361 } 13362 13363 void setInstantAppForUser(PackageSetting pkgSetting, int userId, 13364 boolean instantApp, boolean fullApp) { 13365 // no state specified; do nothing 13366 if (!instantApp && !fullApp) { 13367 return; 13368 } 13369 if (userId != UserHandle.USER_ALL) { 13370 if (instantApp && !pkgSetting.getInstantApp(userId)) { 13371 pkgSetting.setInstantApp(true /*instantApp*/, userId); 13372 } else if (fullApp && pkgSetting.getInstantApp(userId)) { 13373 pkgSetting.setInstantApp(false /*instantApp*/, userId); 13374 } 13375 } else { 13376 for (int currentUserId : sUserManager.getUserIds()) { 13377 if (instantApp && !pkgSetting.getInstantApp(currentUserId)) { 13378 pkgSetting.setInstantApp(true /*instantApp*/, currentUserId); 13379 } else if (fullApp && pkgSetting.getInstantApp(currentUserId)) { 13380 pkgSetting.setInstantApp(false /*instantApp*/, currentUserId); 13381 } 13382 } 13383 } 13384 } 13385 13386 boolean isUserRestricted(int userId, String restrictionKey) { 13387 Bundle restrictions = sUserManager.getUserRestrictions(userId); 13388 if (restrictions.getBoolean(restrictionKey, false)) { 13389 Log.w(TAG, "User is restricted: " + restrictionKey); 13390 return true; 13391 } 13392 return false; 13393 } 13394 13395 @Override 13396 public String[] setPackagesSuspendedAsUser(String[] packageNames, boolean suspended, 13397 int userId) { 13398 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MANAGE_USERS, null); 13399 enforceCrossUserPermission(Binder.getCallingUid(), userId, 13400 true /* requireFullPermission */, true /* checkShell */, 13401 "setPackagesSuspended for user " + userId); 13402 13403 if (ArrayUtils.isEmpty(packageNames)) { 13404 return packageNames; 13405 } 13406 13407 // List of package names for whom the suspended state has changed. 13408 List<String> changedPackages = new ArrayList<>(packageNames.length); 13409 // List of package names for whom the suspended state is not set as requested in this 13410 // method. 13411 List<String> unactionedPackages = new ArrayList<>(packageNames.length); 13412 long callingId = Binder.clearCallingIdentity(); 13413 try { 13414 for (int i = 0; i < packageNames.length; i++) { 13415 String packageName = packageNames[i]; 13416 boolean changed = false; 13417 final int appId; 13418 synchronized (mPackages) { 13419 final PackageSetting pkgSetting = mSettings.mPackages.get(packageName); 13420 if (pkgSetting == null) { 13421 Slog.w(TAG, "Could not find package setting for package \"" + packageName 13422 + "\". Skipping suspending/un-suspending."); 13423 unactionedPackages.add(packageName); 13424 continue; 13425 } 13426 appId = pkgSetting.appId; 13427 if (pkgSetting.getSuspended(userId) != suspended) { 13428 if (!canSuspendPackageForUserLocked(packageName, userId)) { 13429 unactionedPackages.add(packageName); 13430 continue; 13431 } 13432 pkgSetting.setSuspended(suspended, userId); 13433 mSettings.writePackageRestrictionsLPr(userId); 13434 changed = true; 13435 changedPackages.add(packageName); 13436 } 13437 } 13438 13439 if (changed && suspended) { 13440 killApplication(packageName, UserHandle.getUid(userId, appId), 13441 "suspending package"); 13442 } 13443 } 13444 } finally { 13445 Binder.restoreCallingIdentity(callingId); 13446 } 13447 13448 if (!changedPackages.isEmpty()) { 13449 sendPackagesSuspendedForUser(changedPackages.toArray( 13450 new String[changedPackages.size()]), userId, suspended); 13451 } 13452 13453 return unactionedPackages.toArray(new String[unactionedPackages.size()]); 13454 } 13455 13456 @Override 13457 public boolean isPackageSuspendedForUser(String packageName, int userId) { 13458 enforceCrossUserPermission(Binder.getCallingUid(), userId, 13459 true /* requireFullPermission */, false /* checkShell */, 13460 "isPackageSuspendedForUser for user " + userId); 13461 synchronized (mPackages) { 13462 final PackageSetting pkgSetting = mSettings.mPackages.get(packageName); 13463 if (pkgSetting == null) { 13464 throw new IllegalArgumentException("Unknown target package: " + packageName); 13465 } 13466 return pkgSetting.getSuspended(userId); 13467 } 13468 } 13469 13470 private boolean canSuspendPackageForUserLocked(String packageName, int userId) { 13471 if (isPackageDeviceAdmin(packageName, userId)) { 13472 Slog.w(TAG, "Cannot suspend/un-suspend package \"" + packageName 13473 + "\": has an active device admin"); 13474 return false; 13475 } 13476 13477 String activeLauncherPackageName = getActiveLauncherPackageName(userId); 13478 if (packageName.equals(activeLauncherPackageName)) { 13479 Slog.w(TAG, "Cannot suspend/un-suspend package \"" + packageName 13480 + "\": contains the active launcher"); 13481 return false; 13482 } 13483 13484 if (packageName.equals(mRequiredInstallerPackage)) { 13485 Slog.w(TAG, "Cannot suspend/un-suspend package \"" + packageName 13486 + "\": required for package installation"); 13487 return false; 13488 } 13489 13490 if (packageName.equals(mRequiredUninstallerPackage)) { 13491 Slog.w(TAG, "Cannot suspend/un-suspend package \"" + packageName 13492 + "\": required for package uninstallation"); 13493 return false; 13494 } 13495 13496 if (packageName.equals(mRequiredVerifierPackage)) { 13497 Slog.w(TAG, "Cannot suspend/un-suspend package \"" + packageName 13498 + "\": required for package verification"); 13499 return false; 13500 } 13501 13502 if (packageName.equals(getDefaultDialerPackageName(userId))) { 13503 Slog.w(TAG, "Cannot suspend/un-suspend package \"" + packageName 13504 + "\": is the default dialer"); 13505 return false; 13506 } 13507 13508 if (mProtectedPackages.isPackageStateProtected(userId, packageName)) { 13509 Slog.w(TAG, "Cannot suspend/un-suspend package \"" + packageName 13510 + "\": protected package"); 13511 return false; 13512 } 13513 13514 // Cannot suspend static shared libs as they are considered 13515 // a part of the using app (emulating static linking). Also 13516 // static libs are installed always on internal storage. 13517 PackageParser.Package pkg = mPackages.get(packageName); 13518 if (pkg != null && pkg.applicationInfo.isStaticSharedLibrary()) { 13519 Slog.w(TAG, "Cannot suspend package: " + packageName 13520 + " providing static shared library: " 13521 + pkg.staticSharedLibName); 13522 return false; 13523 } 13524 13525 return true; 13526 } 13527 13528 private String getActiveLauncherPackageName(int userId) { 13529 Intent intent = new Intent(Intent.ACTION_MAIN); 13530 intent.addCategory(Intent.CATEGORY_HOME); 13531 ResolveInfo resolveInfo = resolveIntent( 13532 intent, 13533 intent.resolveTypeIfNeeded(mContext.getContentResolver()), 13534 PackageManager.MATCH_DEFAULT_ONLY, 13535 userId); 13536 13537 return resolveInfo == null ? null : resolveInfo.activityInfo.packageName; 13538 } 13539 13540 private String getDefaultDialerPackageName(int userId) { 13541 synchronized (mPackages) { 13542 return mSettings.getDefaultDialerPackageNameLPw(userId); 13543 } 13544 } 13545 13546 @Override 13547 public void verifyPendingInstall(int id, int verificationCode) throws RemoteException { 13548 mContext.enforceCallingOrSelfPermission( 13549 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 13550 "Only package verification agents can verify applications"); 13551 13552 final Message msg = mHandler.obtainMessage(PACKAGE_VERIFIED); 13553 final PackageVerificationResponse response = new PackageVerificationResponse( 13554 verificationCode, Binder.getCallingUid()); 13555 msg.arg1 = id; 13556 msg.obj = response; 13557 mHandler.sendMessage(msg); 13558 } 13559 13560 @Override 13561 public void extendVerificationTimeout(int id, int verificationCodeAtTimeout, 13562 long millisecondsToDelay) { 13563 mContext.enforceCallingOrSelfPermission( 13564 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 13565 "Only package verification agents can extend verification timeouts"); 13566 13567 final PackageVerificationState state = mPendingVerification.get(id); 13568 final PackageVerificationResponse response = new PackageVerificationResponse( 13569 verificationCodeAtTimeout, Binder.getCallingUid()); 13570 13571 if (millisecondsToDelay > PackageManager.MAXIMUM_VERIFICATION_TIMEOUT) { 13572 millisecondsToDelay = PackageManager.MAXIMUM_VERIFICATION_TIMEOUT; 13573 } 13574 if (millisecondsToDelay < 0) { 13575 millisecondsToDelay = 0; 13576 } 13577 if ((verificationCodeAtTimeout != PackageManager.VERIFICATION_ALLOW) 13578 && (verificationCodeAtTimeout != PackageManager.VERIFICATION_REJECT)) { 13579 verificationCodeAtTimeout = PackageManager.VERIFICATION_REJECT; 13580 } 13581 13582 if ((state != null) && !state.timeoutExtended()) { 13583 state.extendTimeout(); 13584 13585 final Message msg = mHandler.obtainMessage(PACKAGE_VERIFIED); 13586 msg.arg1 = id; 13587 msg.obj = response; 13588 mHandler.sendMessageDelayed(msg, millisecondsToDelay); 13589 } 13590 } 13591 13592 private void broadcastPackageVerified(int verificationId, Uri packageUri, 13593 int verificationCode, UserHandle user) { 13594 final Intent intent = new Intent(Intent.ACTION_PACKAGE_VERIFIED); 13595 intent.setDataAndType(packageUri, PACKAGE_MIME_TYPE); 13596 intent.addFlags(Intent.FLAG_GRANT_READ_URI_PERMISSION); 13597 intent.putExtra(PackageManager.EXTRA_VERIFICATION_ID, verificationId); 13598 intent.putExtra(PackageManager.EXTRA_VERIFICATION_RESULT, verificationCode); 13599 13600 mContext.sendBroadcastAsUser(intent, user, 13601 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT); 13602 } 13603 13604 private ComponentName matchComponentForVerifier(String packageName, 13605 List<ResolveInfo> receivers) { 13606 ActivityInfo targetReceiver = null; 13607 13608 final int NR = receivers.size(); 13609 for (int i = 0; i < NR; i++) { 13610 final ResolveInfo info = receivers.get(i); 13611 if (info.activityInfo == null) { 13612 continue; 13613 } 13614 13615 if (packageName.equals(info.activityInfo.packageName)) { 13616 targetReceiver = info.activityInfo; 13617 break; 13618 } 13619 } 13620 13621 if (targetReceiver == null) { 13622 return null; 13623 } 13624 13625 return new ComponentName(targetReceiver.packageName, targetReceiver.name); 13626 } 13627 13628 private List<ComponentName> matchVerifiers(PackageInfoLite pkgInfo, 13629 List<ResolveInfo> receivers, final PackageVerificationState verificationState) { 13630 if (pkgInfo.verifiers.length == 0) { 13631 return null; 13632 } 13633 13634 final int N = pkgInfo.verifiers.length; 13635 final List<ComponentName> sufficientVerifiers = new ArrayList<ComponentName>(N + 1); 13636 for (int i = 0; i < N; i++) { 13637 final VerifierInfo verifierInfo = pkgInfo.verifiers[i]; 13638 13639 final ComponentName comp = matchComponentForVerifier(verifierInfo.packageName, 13640 receivers); 13641 if (comp == null) { 13642 continue; 13643 } 13644 13645 final int verifierUid = getUidForVerifier(verifierInfo); 13646 if (verifierUid == -1) { 13647 continue; 13648 } 13649 13650 if (DEBUG_VERIFY) { 13651 Slog.d(TAG, "Added sufficient verifier " + verifierInfo.packageName 13652 + " with the correct signature"); 13653 } 13654 sufficientVerifiers.add(comp); 13655 verificationState.addSufficientVerifier(verifierUid); 13656 } 13657 13658 return sufficientVerifiers; 13659 } 13660 13661 private int getUidForVerifier(VerifierInfo verifierInfo) { 13662 synchronized (mPackages) { 13663 final PackageParser.Package pkg = mPackages.get(verifierInfo.packageName); 13664 if (pkg == null) { 13665 return -1; 13666 } else if (pkg.mSignatures.length != 1) { 13667 Slog.i(TAG, "Verifier package " + verifierInfo.packageName 13668 + " has more than one signature; ignoring"); 13669 return -1; 13670 } 13671 13672 /* 13673 * If the public key of the package's signature does not match 13674 * our expected public key, then this is a different package and 13675 * we should skip. 13676 */ 13677 13678 final byte[] expectedPublicKey; 13679 try { 13680 final Signature verifierSig = pkg.mSignatures[0]; 13681 final PublicKey publicKey = verifierSig.getPublicKey(); 13682 expectedPublicKey = publicKey.getEncoded(); 13683 } catch (CertificateException e) { 13684 return -1; 13685 } 13686 13687 final byte[] actualPublicKey = verifierInfo.publicKey.getEncoded(); 13688 13689 if (!Arrays.equals(actualPublicKey, expectedPublicKey)) { 13690 Slog.i(TAG, "Verifier package " + verifierInfo.packageName 13691 + " does not have the expected public key; ignoring"); 13692 return -1; 13693 } 13694 13695 return pkg.applicationInfo.uid; 13696 } 13697 } 13698 13699 @Override 13700 public void finishPackageInstall(int token, boolean didLaunch) { 13701 enforceSystemOrRoot("Only the system is allowed to finish installs"); 13702 13703 if (DEBUG_INSTALL) { 13704 Slog.v(TAG, "BM finishing package install for " + token); 13705 } 13706 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, "restore", token); 13707 13708 final Message msg = mHandler.obtainMessage(POST_INSTALL, token, didLaunch ? 1 : 0); 13709 mHandler.sendMessage(msg); 13710 } 13711 13712 /** 13713 * Get the verification agent timeout. 13714 * 13715 * @return verification timeout in milliseconds 13716 */ 13717 private long getVerificationTimeout() { 13718 return android.provider.Settings.Global.getLong(mContext.getContentResolver(), 13719 android.provider.Settings.Global.PACKAGE_VERIFIER_TIMEOUT, 13720 DEFAULT_VERIFICATION_TIMEOUT); 13721 } 13722 13723 /** 13724 * Get the default verification agent response code. 13725 * 13726 * @return default verification response code 13727 */ 13728 private int getDefaultVerificationResponse() { 13729 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 13730 android.provider.Settings.Global.PACKAGE_VERIFIER_DEFAULT_RESPONSE, 13731 DEFAULT_VERIFICATION_RESPONSE); 13732 } 13733 13734 /** 13735 * Check whether or not package verification has been enabled. 13736 * 13737 * @return true if verification should be performed 13738 */ 13739 private boolean isVerificationEnabled(int userId, int installFlags) { 13740 if (!DEFAULT_VERIFY_ENABLE) { 13741 return false; 13742 } 13743 // Ephemeral apps don't get the full verification treatment 13744 if ((installFlags & PackageManager.INSTALL_INSTANT_APP) != 0) { 13745 if (DEBUG_EPHEMERAL) { 13746 Slog.d(TAG, "INSTALL_EPHEMERAL so skipping verification"); 13747 } 13748 return false; 13749 } 13750 13751 boolean ensureVerifyAppsEnabled = isUserRestricted(userId, UserManager.ENSURE_VERIFY_APPS); 13752 13753 // Check if installing from ADB 13754 if ((installFlags & PackageManager.INSTALL_FROM_ADB) != 0) { 13755 // Do not run verification in a test harness environment 13756 if (ActivityManager.isRunningInTestHarness()) { 13757 return false; 13758 } 13759 if (ensureVerifyAppsEnabled) { 13760 return true; 13761 } 13762 // Check if the developer does not want package verification for ADB installs 13763 if (android.provider.Settings.Global.getInt(mContext.getContentResolver(), 13764 android.provider.Settings.Global.PACKAGE_VERIFIER_INCLUDE_ADB, 1) == 0) { 13765 return false; 13766 } 13767 } 13768 13769 if (ensureVerifyAppsEnabled) { 13770 return true; 13771 } 13772 13773 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 13774 android.provider.Settings.Global.PACKAGE_VERIFIER_ENABLE, 1) == 1; 13775 } 13776 13777 @Override 13778 public void verifyIntentFilter(int id, int verificationCode, List<String> failedDomains) 13779 throws RemoteException { 13780 mContext.enforceCallingOrSelfPermission( 13781 Manifest.permission.INTENT_FILTER_VERIFICATION_AGENT, 13782 "Only intentfilter verification agents can verify applications"); 13783 13784 final Message msg = mHandler.obtainMessage(INTENT_FILTER_VERIFIED); 13785 final IntentFilterVerificationResponse response = new IntentFilterVerificationResponse( 13786 Binder.getCallingUid(), verificationCode, failedDomains); 13787 msg.arg1 = id; 13788 msg.obj = response; 13789 mHandler.sendMessage(msg); 13790 } 13791 13792 @Override 13793 public int getIntentVerificationStatus(String packageName, int userId) { 13794 synchronized (mPackages) { 13795 return mSettings.getIntentFilterVerificationStatusLPr(packageName, userId); 13796 } 13797 } 13798 13799 @Override 13800 public boolean updateIntentVerificationStatus(String packageName, int status, int userId) { 13801 mContext.enforceCallingOrSelfPermission( 13802 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 13803 13804 boolean result = false; 13805 synchronized (mPackages) { 13806 result = mSettings.updateIntentFilterVerificationStatusLPw(packageName, status, userId); 13807 } 13808 if (result) { 13809 scheduleWritePackageRestrictionsLocked(userId); 13810 } 13811 return result; 13812 } 13813 13814 @Override 13815 public @NonNull ParceledListSlice<IntentFilterVerificationInfo> getIntentFilterVerifications( 13816 String packageName) { 13817 synchronized (mPackages) { 13818 return new ParceledListSlice<>(mSettings.getIntentFilterVerificationsLPr(packageName)); 13819 } 13820 } 13821 13822 @Override 13823 public @NonNull ParceledListSlice<IntentFilter> getAllIntentFilters(String packageName) { 13824 if (TextUtils.isEmpty(packageName)) { 13825 return ParceledListSlice.emptyList(); 13826 } 13827 synchronized (mPackages) { 13828 PackageParser.Package pkg = mPackages.get(packageName); 13829 if (pkg == null || pkg.activities == null) { 13830 return ParceledListSlice.emptyList(); 13831 } 13832 final int count = pkg.activities.size(); 13833 ArrayList<IntentFilter> result = new ArrayList<>(); 13834 for (int n=0; n<count; n++) { 13835 PackageParser.Activity activity = pkg.activities.get(n); 13836 if (activity.intents != null && activity.intents.size() > 0) { 13837 result.addAll(activity.intents); 13838 } 13839 } 13840 return new ParceledListSlice<>(result); 13841 } 13842 } 13843 13844 @Override 13845 public boolean setDefaultBrowserPackageName(String packageName, int userId) { 13846 mContext.enforceCallingOrSelfPermission( 13847 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 13848 13849 synchronized (mPackages) { 13850 boolean result = mSettings.setDefaultBrowserPackageNameLPw(packageName, userId); 13851 if (packageName != null) { 13852 result |= updateIntentVerificationStatus(packageName, 13853 PackageManager.INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS, 13854 userId); 13855 mDefaultPermissionPolicy.grantDefaultPermissionsToDefaultBrowserLPr( 13856 packageName, userId); 13857 } 13858 return result; 13859 } 13860 } 13861 13862 @Override 13863 public String getDefaultBrowserPackageName(int userId) { 13864 synchronized (mPackages) { 13865 return mSettings.getDefaultBrowserPackageNameLPw(userId); 13866 } 13867 } 13868 13869 /** 13870 * Get the "allow unknown sources" setting. 13871 * 13872 * @return the current "allow unknown sources" setting 13873 */ 13874 private int getUnknownSourcesSettings() { 13875 return android.provider.Settings.Secure.getInt(mContext.getContentResolver(), 13876 android.provider.Settings.Secure.INSTALL_NON_MARKET_APPS, 13877 -1); 13878 } 13879 13880 @Override 13881 public void setInstallerPackageName(String targetPackage, String installerPackageName) { 13882 final int uid = Binder.getCallingUid(); 13883 // writer 13884 synchronized (mPackages) { 13885 PackageSetting targetPackageSetting = mSettings.mPackages.get(targetPackage); 13886 if (targetPackageSetting == null) { 13887 throw new IllegalArgumentException("Unknown target package: " + targetPackage); 13888 } 13889 13890 PackageSetting installerPackageSetting; 13891 if (installerPackageName != null) { 13892 installerPackageSetting = mSettings.mPackages.get(installerPackageName); 13893 if (installerPackageSetting == null) { 13894 throw new IllegalArgumentException("Unknown installer package: " 13895 + installerPackageName); 13896 } 13897 } else { 13898 installerPackageSetting = null; 13899 } 13900 13901 Signature[] callerSignature; 13902 Object obj = mSettings.getUserIdLPr(uid); 13903 if (obj != null) { 13904 if (obj instanceof SharedUserSetting) { 13905 callerSignature = ((SharedUserSetting)obj).signatures.mSignatures; 13906 } else if (obj instanceof PackageSetting) { 13907 callerSignature = ((PackageSetting)obj).signatures.mSignatures; 13908 } else { 13909 throw new SecurityException("Bad object " + obj + " for uid " + uid); 13910 } 13911 } else { 13912 throw new SecurityException("Unknown calling UID: " + uid); 13913 } 13914 13915 // Verify: can't set installerPackageName to a package that is 13916 // not signed with the same cert as the caller. 13917 if (installerPackageSetting != null) { 13918 if (compareSignatures(callerSignature, 13919 installerPackageSetting.signatures.mSignatures) 13920 != PackageManager.SIGNATURE_MATCH) { 13921 throw new SecurityException( 13922 "Caller does not have same cert as new installer package " 13923 + installerPackageName); 13924 } 13925 } 13926 13927 // Verify: if target already has an installer package, it must 13928 // be signed with the same cert as the caller. 13929 if (targetPackageSetting.installerPackageName != null) { 13930 PackageSetting setting = mSettings.mPackages.get( 13931 targetPackageSetting.installerPackageName); 13932 // If the currently set package isn't valid, then it's always 13933 // okay to change it. 13934 if (setting != null) { 13935 if (compareSignatures(callerSignature, 13936 setting.signatures.mSignatures) 13937 != PackageManager.SIGNATURE_MATCH) { 13938 throw new SecurityException( 13939 "Caller does not have same cert as old installer package " 13940 + targetPackageSetting.installerPackageName); 13941 } 13942 } 13943 } 13944 13945 // Okay! 13946 targetPackageSetting.installerPackageName = installerPackageName; 13947 if (installerPackageName != null) { 13948 mSettings.mInstallerPackages.add(installerPackageName); 13949 } 13950 scheduleWriteSettingsLocked(); 13951 } 13952 } 13953 13954 @Override 13955 public void setApplicationCategoryHint(String packageName, int categoryHint, 13956 String callerPackageName) { 13957 mContext.getSystemService(AppOpsManager.class).checkPackage(Binder.getCallingUid(), 13958 callerPackageName); 13959 synchronized (mPackages) { 13960 PackageSetting ps = mSettings.mPackages.get(packageName); 13961 if (ps == null) { 13962 throw new IllegalArgumentException("Unknown target package " + packageName); 13963 } 13964 13965 if (!Objects.equals(callerPackageName, ps.installerPackageName)) { 13966 throw new IllegalArgumentException("Calling package " + callerPackageName 13967 + " is not installer for " + packageName); 13968 } 13969 13970 if (ps.categoryHint != categoryHint) { 13971 ps.categoryHint = categoryHint; 13972 scheduleWriteSettingsLocked(); 13973 } 13974 } 13975 } 13976 13977 private void processPendingInstall(final InstallArgs args, final int currentStatus) { 13978 // Queue up an async operation since the package installation may take a little while. 13979 mHandler.post(new Runnable() { 13980 public void run() { 13981 mHandler.removeCallbacks(this); 13982 // Result object to be returned 13983 PackageInstalledInfo res = new PackageInstalledInfo(); 13984 res.setReturnCode(currentStatus); 13985 res.uid = -1; 13986 res.pkg = null; 13987 res.removedInfo = null; 13988 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED) { 13989 args.doPreInstall(res.returnCode); 13990 synchronized (mInstallLock) { 13991 installPackageTracedLI(args, res); 13992 } 13993 args.doPostInstall(res.returnCode, res.uid); 13994 } 13995 13996 // A restore should be performed at this point if (a) the install 13997 // succeeded, (b) the operation is not an update, and (c) the new 13998 // package has not opted out of backup participation. 13999 final boolean update = res.removedInfo != null 14000 && res.removedInfo.removedPackage != null; 14001 final int flags = (res.pkg == null) ? 0 : res.pkg.applicationInfo.flags; 14002 boolean doRestore = !update 14003 && ((flags & ApplicationInfo.FLAG_ALLOW_BACKUP) != 0); 14004 14005 // Set up the post-install work request bookkeeping. This will be used 14006 // and cleaned up by the post-install event handling regardless of whether 14007 // there's a restore pass performed. Token values are >= 1. 14008 int token; 14009 if (mNextInstallToken < 0) mNextInstallToken = 1; 14010 token = mNextInstallToken++; 14011 14012 PostInstallData data = new PostInstallData(args, res); 14013 mRunningInstalls.put(token, data); 14014 if (DEBUG_INSTALL) Log.v(TAG, "+ starting restore round-trip " + token); 14015 14016 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED && doRestore) { 14017 // Pass responsibility to the Backup Manager. It will perform a 14018 // restore if appropriate, then pass responsibility back to the 14019 // Package Manager to run the post-install observer callbacks 14020 // and broadcasts. 14021 IBackupManager bm = IBackupManager.Stub.asInterface( 14022 ServiceManager.getService(Context.BACKUP_SERVICE)); 14023 if (bm != null) { 14024 if (DEBUG_INSTALL) Log.v(TAG, "token " + token 14025 + " to BM for possible restore"); 14026 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "restore", token); 14027 try { 14028 // TODO: http://b/22388012 14029 if (bm.isBackupServiceActive(UserHandle.USER_SYSTEM)) { 14030 bm.restoreAtInstall(res.pkg.applicationInfo.packageName, token); 14031 } else { 14032 doRestore = false; 14033 } 14034 } catch (RemoteException e) { 14035 // can't happen; the backup manager is local 14036 } catch (Exception e) { 14037 Slog.e(TAG, "Exception trying to enqueue restore", e); 14038 doRestore = false; 14039 } 14040 } else { 14041 Slog.e(TAG, "Backup Manager not found!"); 14042 doRestore = false; 14043 } 14044 } 14045 14046 if (!doRestore) { 14047 // No restore possible, or the Backup Manager was mysteriously not 14048 // available -- just fire the post-install work request directly. 14049 if (DEBUG_INSTALL) Log.v(TAG, "No restore - queue post-install for " + token); 14050 14051 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "postInstall", token); 14052 14053 Message msg = mHandler.obtainMessage(POST_INSTALL, token, 0); 14054 mHandler.sendMessage(msg); 14055 } 14056 } 14057 }); 14058 } 14059 14060 /** 14061 * Callback from PackageSettings whenever an app is first transitioned out of the 14062 * 'stopped' state. Normally we just issue the broadcast, but we can't do that if 14063 * the app was "launched" for a restoreAtInstall operation. Therefore we check 14064 * here whether the app is the target of an ongoing install, and only send the 14065 * broadcast immediately if it is not in that state. If it *is* undergoing a restore, 14066 * the first-launch broadcast will be sent implicitly on that basis in POST_INSTALL 14067 * handling. 14068 */ 14069 void notifyFirstLaunch(final String pkgName, final String installerPackage, final int userId) { 14070 // Serialize this with the rest of the install-process message chain. In the 14071 // restore-at-install case, this Runnable will necessarily run before the 14072 // POST_INSTALL message is processed, so the contents of mRunningInstalls 14073 // are coherent. In the non-restore case, the app has already completed install 14074 // and been launched through some other means, so it is not in a problematic 14075 // state for observers to see the FIRST_LAUNCH signal. 14076 mHandler.post(new Runnable() { 14077 @Override 14078 public void run() { 14079 for (int i = 0; i < mRunningInstalls.size(); i++) { 14080 final PostInstallData data = mRunningInstalls.valueAt(i); 14081 if (data.res.returnCode != PackageManager.INSTALL_SUCCEEDED) { 14082 continue; 14083 } 14084 if (pkgName.equals(data.res.pkg.applicationInfo.packageName)) { 14085 // right package; but is it for the right user? 14086 for (int uIndex = 0; uIndex < data.res.newUsers.length; uIndex++) { 14087 if (userId == data.res.newUsers[uIndex]) { 14088 if (DEBUG_BACKUP) { 14089 Slog.i(TAG, "Package " + pkgName 14090 + " being restored so deferring FIRST_LAUNCH"); 14091 } 14092 return; 14093 } 14094 } 14095 } 14096 } 14097 // didn't find it, so not being restored 14098 if (DEBUG_BACKUP) { 14099 Slog.i(TAG, "Package " + pkgName + " sending normal FIRST_LAUNCH"); 14100 } 14101 sendFirstLaunchBroadcast(pkgName, installerPackage, new int[] {userId}); 14102 } 14103 }); 14104 } 14105 14106 private void sendFirstLaunchBroadcast(String pkgName, String installerPkg, int[] userIds) { 14107 sendPackageBroadcast(Intent.ACTION_PACKAGE_FIRST_LAUNCH, pkgName, null, 0, 14108 installerPkg, null, userIds); 14109 } 14110 14111 private abstract class HandlerParams { 14112 private static final int MAX_RETRIES = 4; 14113 14114 /** 14115 * Number of times startCopy() has been attempted and had a non-fatal 14116 * error. 14117 */ 14118 private int mRetries = 0; 14119 14120 /** User handle for the user requesting the information or installation. */ 14121 private final UserHandle mUser; 14122 String traceMethod; 14123 int traceCookie; 14124 14125 HandlerParams(UserHandle user) { 14126 mUser = user; 14127 } 14128 14129 UserHandle getUser() { 14130 return mUser; 14131 } 14132 14133 HandlerParams setTraceMethod(String traceMethod) { 14134 this.traceMethod = traceMethod; 14135 return this; 14136 } 14137 14138 HandlerParams setTraceCookie(int traceCookie) { 14139 this.traceCookie = traceCookie; 14140 return this; 14141 } 14142 14143 final boolean startCopy() { 14144 boolean res; 14145 try { 14146 if (DEBUG_INSTALL) Slog.i(TAG, "startCopy " + mUser + ": " + this); 14147 14148 if (++mRetries > MAX_RETRIES) { 14149 Slog.w(TAG, "Failed to invoke remote methods on default container service. Giving up"); 14150 mHandler.sendEmptyMessage(MCS_GIVE_UP); 14151 handleServiceError(); 14152 return false; 14153 } else { 14154 handleStartCopy(); 14155 res = true; 14156 } 14157 } catch (RemoteException e) { 14158 if (DEBUG_INSTALL) Slog.i(TAG, "Posting install MCS_RECONNECT"); 14159 mHandler.sendEmptyMessage(MCS_RECONNECT); 14160 res = false; 14161 } 14162 handleReturnCode(); 14163 return res; 14164 } 14165 14166 final void serviceError() { 14167 if (DEBUG_INSTALL) Slog.i(TAG, "serviceError"); 14168 handleServiceError(); 14169 handleReturnCode(); 14170 } 14171 14172 abstract void handleStartCopy() throws RemoteException; 14173 abstract void handleServiceError(); 14174 abstract void handleReturnCode(); 14175 } 14176 14177 class MeasureParams extends HandlerParams { 14178 private final PackageStats mStats; 14179 private boolean mSuccess; 14180 14181 private final IPackageStatsObserver mObserver; 14182 14183 public MeasureParams(PackageStats stats, IPackageStatsObserver observer) { 14184 super(new UserHandle(stats.userHandle)); 14185 mObserver = observer; 14186 mStats = stats; 14187 } 14188 14189 @Override 14190 public String toString() { 14191 return "MeasureParams{" 14192 + Integer.toHexString(System.identityHashCode(this)) 14193 + " " + mStats.packageName + "}"; 14194 } 14195 14196 @Override 14197 void handleStartCopy() throws RemoteException { 14198 synchronized (mInstallLock) { 14199 mSuccess = getPackageSizeInfoLI(mStats.packageName, mStats.userHandle, mStats); 14200 } 14201 14202 if (mSuccess) { 14203 boolean mounted = false; 14204 try { 14205 final String status = Environment.getExternalStorageState(); 14206 mounted = (Environment.MEDIA_MOUNTED.equals(status) 14207 || Environment.MEDIA_MOUNTED_READ_ONLY.equals(status)); 14208 } catch (Exception e) { 14209 } 14210 14211 if (mounted) { 14212 final UserEnvironment userEnv = new UserEnvironment(mStats.userHandle); 14213 14214 mStats.externalCacheSize = calculateDirectorySize(mContainerService, 14215 userEnv.buildExternalStorageAppCacheDirs(mStats.packageName)); 14216 14217 mStats.externalDataSize = calculateDirectorySize(mContainerService, 14218 userEnv.buildExternalStorageAppDataDirs(mStats.packageName)); 14219 14220 // Always subtract cache size, since it's a subdirectory 14221 mStats.externalDataSize -= mStats.externalCacheSize; 14222 14223 mStats.externalMediaSize = calculateDirectorySize(mContainerService, 14224 userEnv.buildExternalStorageAppMediaDirs(mStats.packageName)); 14225 14226 mStats.externalObbSize = calculateDirectorySize(mContainerService, 14227 userEnv.buildExternalStorageAppObbDirs(mStats.packageName)); 14228 } 14229 } 14230 } 14231 14232 @Override 14233 void handleReturnCode() { 14234 if (mObserver != null) { 14235 try { 14236 mObserver.onGetStatsCompleted(mStats, mSuccess); 14237 } catch (RemoteException e) { 14238 Slog.i(TAG, "Observer no longer exists."); 14239 } 14240 } 14241 } 14242 14243 @Override 14244 void handleServiceError() { 14245 Slog.e(TAG, "Could not measure application " + mStats.packageName 14246 + " external storage"); 14247 } 14248 } 14249 14250 private static long calculateDirectorySize(IMediaContainerService mcs, File[] paths) 14251 throws RemoteException { 14252 long result = 0; 14253 for (File path : paths) { 14254 result += mcs.calculateDirectorySize(path.getAbsolutePath()); 14255 } 14256 return result; 14257 } 14258 14259 private static void clearDirectory(IMediaContainerService mcs, File[] paths) { 14260 for (File path : paths) { 14261 try { 14262 mcs.clearDirectory(path.getAbsolutePath()); 14263 } catch (RemoteException e) { 14264 } 14265 } 14266 } 14267 14268 static class OriginInfo { 14269 /** 14270 * Location where install is coming from, before it has been 14271 * copied/renamed into place. This could be a single monolithic APK 14272 * file, or a cluster directory. This location may be untrusted. 14273 */ 14274 final File file; 14275 final String cid; 14276 14277 /** 14278 * Flag indicating that {@link #file} or {@link #cid} has already been 14279 * staged, meaning downstream users don't need to defensively copy the 14280 * contents. 14281 */ 14282 final boolean staged; 14283 14284 /** 14285 * Flag indicating that {@link #file} or {@link #cid} is an already 14286 * installed app that is being moved. 14287 */ 14288 final boolean existing; 14289 14290 final String resolvedPath; 14291 final File resolvedFile; 14292 14293 static OriginInfo fromNothing() { 14294 return new OriginInfo(null, null, false, false); 14295 } 14296 14297 static OriginInfo fromUntrustedFile(File file) { 14298 return new OriginInfo(file, null, false, false); 14299 } 14300 14301 static OriginInfo fromExistingFile(File file) { 14302 return new OriginInfo(file, null, false, true); 14303 } 14304 14305 static OriginInfo fromStagedFile(File file) { 14306 return new OriginInfo(file, null, true, false); 14307 } 14308 14309 static OriginInfo fromStagedContainer(String cid) { 14310 return new OriginInfo(null, cid, true, false); 14311 } 14312 14313 private OriginInfo(File file, String cid, boolean staged, boolean existing) { 14314 this.file = file; 14315 this.cid = cid; 14316 this.staged = staged; 14317 this.existing = existing; 14318 14319 if (cid != null) { 14320 resolvedPath = PackageHelper.getSdDir(cid); 14321 resolvedFile = new File(resolvedPath); 14322 } else if (file != null) { 14323 resolvedPath = file.getAbsolutePath(); 14324 resolvedFile = file; 14325 } else { 14326 resolvedPath = null; 14327 resolvedFile = null; 14328 } 14329 } 14330 } 14331 14332 static class MoveInfo { 14333 final int moveId; 14334 final String fromUuid; 14335 final String toUuid; 14336 final String packageName; 14337 final String dataAppName; 14338 final int appId; 14339 final String seinfo; 14340 final int targetSdkVersion; 14341 14342 public MoveInfo(int moveId, String fromUuid, String toUuid, String packageName, 14343 String dataAppName, int appId, String seinfo, int targetSdkVersion) { 14344 this.moveId = moveId; 14345 this.fromUuid = fromUuid; 14346 this.toUuid = toUuid; 14347 this.packageName = packageName; 14348 this.dataAppName = dataAppName; 14349 this.appId = appId; 14350 this.seinfo = seinfo; 14351 this.targetSdkVersion = targetSdkVersion; 14352 } 14353 } 14354 14355 static class VerificationInfo { 14356 /** A constant used to indicate that a uid value is not present. */ 14357 public static final int NO_UID = -1; 14358 14359 /** URI referencing where the package was downloaded from. */ 14360 final Uri originatingUri; 14361 14362 /** HTTP referrer URI associated with the originatingURI. */ 14363 final Uri referrer; 14364 14365 /** UID of the application that the install request originated from. */ 14366 final int originatingUid; 14367 14368 /** UID of application requesting the install */ 14369 final int installerUid; 14370 14371 VerificationInfo(Uri originatingUri, Uri referrer, int originatingUid, int installerUid) { 14372 this.originatingUri = originatingUri; 14373 this.referrer = referrer; 14374 this.originatingUid = originatingUid; 14375 this.installerUid = installerUid; 14376 } 14377 } 14378 14379 class InstallParams extends HandlerParams { 14380 final OriginInfo origin; 14381 final MoveInfo move; 14382 final IPackageInstallObserver2 observer; 14383 int installFlags; 14384 final String installerPackageName; 14385 final String volumeUuid; 14386 private InstallArgs mArgs; 14387 private int mRet; 14388 final String packageAbiOverride; 14389 final String[] grantedRuntimePermissions; 14390 final VerificationInfo verificationInfo; 14391 final Certificate[][] certificates; 14392 final int installReason; 14393 14394 InstallParams(OriginInfo origin, MoveInfo move, IPackageInstallObserver2 observer, 14395 int installFlags, String installerPackageName, String volumeUuid, 14396 VerificationInfo verificationInfo, UserHandle user, String packageAbiOverride, 14397 String[] grantedPermissions, Certificate[][] certificates, int installReason) { 14398 super(user); 14399 this.origin = origin; 14400 this.move = move; 14401 this.observer = observer; 14402 this.installFlags = installFlags; 14403 this.installerPackageName = installerPackageName; 14404 this.volumeUuid = volumeUuid; 14405 this.verificationInfo = verificationInfo; 14406 this.packageAbiOverride = packageAbiOverride; 14407 this.grantedRuntimePermissions = grantedPermissions; 14408 this.certificates = certificates; 14409 this.installReason = installReason; 14410 } 14411 14412 @Override 14413 public String toString() { 14414 return "InstallParams{" + Integer.toHexString(System.identityHashCode(this)) 14415 + " file=" + origin.file + " cid=" + origin.cid + "}"; 14416 } 14417 14418 private int installLocationPolicy(PackageInfoLite pkgLite) { 14419 String packageName = pkgLite.packageName; 14420 int installLocation = pkgLite.installLocation; 14421 boolean onSd = (installFlags & PackageManager.INSTALL_EXTERNAL) != 0; 14422 // reader 14423 synchronized (mPackages) { 14424 // Currently installed package which the new package is attempting to replace or 14425 // null if no such package is installed. 14426 PackageParser.Package installedPkg = mPackages.get(packageName); 14427 // Package which currently owns the data which the new package will own if installed. 14428 // If an app is unstalled while keeping data (e.g., adb uninstall -k), installedPkg 14429 // will be null whereas dataOwnerPkg will contain information about the package 14430 // which was uninstalled while keeping its data. 14431 PackageParser.Package dataOwnerPkg = installedPkg; 14432 if (dataOwnerPkg == null) { 14433 PackageSetting ps = mSettings.mPackages.get(packageName); 14434 if (ps != null) { 14435 dataOwnerPkg = ps.pkg; 14436 } 14437 } 14438 14439 if (dataOwnerPkg != null) { 14440 // If installed, the package will get access to data left on the device by its 14441 // predecessor. As a security measure, this is permited only if this is not a 14442 // version downgrade or if the predecessor package is marked as debuggable and 14443 // a downgrade is explicitly requested. 14444 // 14445 // On debuggable platform builds, downgrades are permitted even for 14446 // non-debuggable packages to make testing easier. Debuggable platform builds do 14447 // not offer security guarantees and thus it's OK to disable some security 14448 // mechanisms to make debugging/testing easier on those builds. However, even on 14449 // debuggable builds downgrades of packages are permitted only if requested via 14450 // installFlags. This is because we aim to keep the behavior of debuggable 14451 // platform builds as close as possible to the behavior of non-debuggable 14452 // platform builds. 14453 final boolean downgradeRequested = 14454 (installFlags & PackageManager.INSTALL_ALLOW_DOWNGRADE) != 0; 14455 final boolean packageDebuggable = 14456 (dataOwnerPkg.applicationInfo.flags 14457 & ApplicationInfo.FLAG_DEBUGGABLE) != 0; 14458 final boolean downgradePermitted = 14459 (downgradeRequested) && ((Build.IS_DEBUGGABLE) || (packageDebuggable)); 14460 if (!downgradePermitted) { 14461 try { 14462 checkDowngrade(dataOwnerPkg, pkgLite); 14463 } catch (PackageManagerException e) { 14464 Slog.w(TAG, "Downgrade detected: " + e.getMessage()); 14465 return PackageHelper.RECOMMEND_FAILED_VERSION_DOWNGRADE; 14466 } 14467 } 14468 } 14469 14470 if (installedPkg != null) { 14471 if ((installFlags & PackageManager.INSTALL_REPLACE_EXISTING) != 0) { 14472 // Check for updated system application. 14473 if ((installedPkg.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) != 0) { 14474 if (onSd) { 14475 Slog.w(TAG, "Cannot install update to system app on sdcard"); 14476 return PackageHelper.RECOMMEND_FAILED_INVALID_LOCATION; 14477 } 14478 return PackageHelper.RECOMMEND_INSTALL_INTERNAL; 14479 } else { 14480 if (onSd) { 14481 // Install flag overrides everything. 14482 return PackageHelper.RECOMMEND_INSTALL_EXTERNAL; 14483 } 14484 // If current upgrade specifies particular preference 14485 if (installLocation == PackageInfo.INSTALL_LOCATION_INTERNAL_ONLY) { 14486 // Application explicitly specified internal. 14487 return PackageHelper.RECOMMEND_INSTALL_INTERNAL; 14488 } else if (installLocation == PackageInfo.INSTALL_LOCATION_PREFER_EXTERNAL) { 14489 // App explictly prefers external. Let policy decide 14490 } else { 14491 // Prefer previous location 14492 if (isExternal(installedPkg)) { 14493 return PackageHelper.RECOMMEND_INSTALL_EXTERNAL; 14494 } 14495 return PackageHelper.RECOMMEND_INSTALL_INTERNAL; 14496 } 14497 } 14498 } else { 14499 // Invalid install. Return error code 14500 return PackageHelper.RECOMMEND_FAILED_ALREADY_EXISTS; 14501 } 14502 } 14503 } 14504 // All the special cases have been taken care of. 14505 // Return result based on recommended install location. 14506 if (onSd) { 14507 return PackageHelper.RECOMMEND_INSTALL_EXTERNAL; 14508 } 14509 return pkgLite.recommendedInstallLocation; 14510 } 14511 14512 /* 14513 * Invoke remote method to get package information and install 14514 * location values. Override install location based on default 14515 * policy if needed and then create install arguments based 14516 * on the install location. 14517 */ 14518 public void handleStartCopy() throws RemoteException { 14519 int ret = PackageManager.INSTALL_SUCCEEDED; 14520 14521 // If we're already staged, we've firmly committed to an install location 14522 if (origin.staged) { 14523 if (origin.file != null) { 14524 installFlags |= PackageManager.INSTALL_INTERNAL; 14525 installFlags &= ~PackageManager.INSTALL_EXTERNAL; 14526 } else if (origin.cid != null) { 14527 installFlags |= PackageManager.INSTALL_EXTERNAL; 14528 installFlags &= ~PackageManager.INSTALL_INTERNAL; 14529 } else { 14530 throw new IllegalStateException("Invalid stage location"); 14531 } 14532 } 14533 14534 final boolean onSd = (installFlags & PackageManager.INSTALL_EXTERNAL) != 0; 14535 final boolean onInt = (installFlags & PackageManager.INSTALL_INTERNAL) != 0; 14536 final boolean ephemeral = (installFlags & PackageManager.INSTALL_INSTANT_APP) != 0; 14537 PackageInfoLite pkgLite = null; 14538 14539 if (onInt && onSd) { 14540 // Check if both bits are set. 14541 Slog.w(TAG, "Conflicting flags specified for installing on both internal and external"); 14542 ret = PackageManager.INSTALL_FAILED_INVALID_INSTALL_LOCATION; 14543 } else if (onSd && ephemeral) { 14544 Slog.w(TAG, "Conflicting flags specified for installing ephemeral on external"); 14545 ret = PackageManager.INSTALL_FAILED_INVALID_INSTALL_LOCATION; 14546 } else { 14547 pkgLite = mContainerService.getMinimalPackageInfo(origin.resolvedPath, installFlags, 14548 packageAbiOverride); 14549 14550 if (DEBUG_EPHEMERAL && ephemeral) { 14551 Slog.v(TAG, "pkgLite for install: " + pkgLite); 14552 } 14553 14554 /* 14555 * If we have too little free space, try to free cache 14556 * before giving up. 14557 */ 14558 if (!origin.staged && pkgLite.recommendedInstallLocation 14559 == PackageHelper.RECOMMEND_FAILED_INSUFFICIENT_STORAGE) { 14560 // TODO: focus freeing disk space on the target device 14561 final StorageManager storage = StorageManager.from(mContext); 14562 final long lowThreshold = storage.getStorageLowBytes( 14563 Environment.getDataDirectory()); 14564 14565 final long sizeBytes = mContainerService.calculateInstalledSize( 14566 origin.resolvedPath, isForwardLocked(), packageAbiOverride); 14567 14568 try { 14569 mInstaller.freeCache(null, sizeBytes + lowThreshold, 0); 14570 pkgLite = mContainerService.getMinimalPackageInfo(origin.resolvedPath, 14571 installFlags, packageAbiOverride); 14572 } catch (InstallerException e) { 14573 Slog.w(TAG, "Failed to free cache", e); 14574 } 14575 14576 /* 14577 * The cache free must have deleted the file we 14578 * downloaded to install. 14579 * 14580 * TODO: fix the "freeCache" call to not delete 14581 * the file we care about. 14582 */ 14583 if (pkgLite.recommendedInstallLocation 14584 == PackageHelper.RECOMMEND_FAILED_INVALID_URI) { 14585 pkgLite.recommendedInstallLocation 14586 = PackageHelper.RECOMMEND_FAILED_INSUFFICIENT_STORAGE; 14587 } 14588 } 14589 } 14590 14591 if (ret == PackageManager.INSTALL_SUCCEEDED) { 14592 int loc = pkgLite.recommendedInstallLocation; 14593 if (loc == PackageHelper.RECOMMEND_FAILED_INVALID_LOCATION) { 14594 ret = PackageManager.INSTALL_FAILED_INVALID_INSTALL_LOCATION; 14595 } else if (loc == PackageHelper.RECOMMEND_FAILED_ALREADY_EXISTS) { 14596 ret = PackageManager.INSTALL_FAILED_ALREADY_EXISTS; 14597 } else if (loc == PackageHelper.RECOMMEND_FAILED_INSUFFICIENT_STORAGE) { 14598 ret = PackageManager.INSTALL_FAILED_INSUFFICIENT_STORAGE; 14599 } else if (loc == PackageHelper.RECOMMEND_FAILED_INVALID_APK) { 14600 ret = PackageManager.INSTALL_FAILED_INVALID_APK; 14601 } else if (loc == PackageHelper.RECOMMEND_FAILED_INVALID_URI) { 14602 ret = PackageManager.INSTALL_FAILED_INVALID_URI; 14603 } else if (loc == PackageHelper.RECOMMEND_MEDIA_UNAVAILABLE) { 14604 ret = PackageManager.INSTALL_FAILED_MEDIA_UNAVAILABLE; 14605 } else { 14606 // Override with defaults if needed. 14607 loc = installLocationPolicy(pkgLite); 14608 if (loc == PackageHelper.RECOMMEND_FAILED_VERSION_DOWNGRADE) { 14609 ret = PackageManager.INSTALL_FAILED_VERSION_DOWNGRADE; 14610 } else if (!onSd && !onInt) { 14611 // Override install location with flags 14612 if (loc == PackageHelper.RECOMMEND_INSTALL_EXTERNAL) { 14613 // Set the flag to install on external media. 14614 installFlags |= PackageManager.INSTALL_EXTERNAL; 14615 installFlags &= ~PackageManager.INSTALL_INTERNAL; 14616 } else if (loc == PackageHelper.RECOMMEND_INSTALL_EPHEMERAL) { 14617 if (DEBUG_EPHEMERAL) { 14618 Slog.v(TAG, "...setting INSTALL_EPHEMERAL install flag"); 14619 } 14620 installFlags |= PackageManager.INSTALL_INSTANT_APP; 14621 installFlags &= ~(PackageManager.INSTALL_EXTERNAL 14622 |PackageManager.INSTALL_INTERNAL); 14623 } else { 14624 // Make sure the flag for installing on external 14625 // media is unset 14626 installFlags |= PackageManager.INSTALL_INTERNAL; 14627 installFlags &= ~PackageManager.INSTALL_EXTERNAL; 14628 } 14629 } 14630 } 14631 } 14632 14633 final InstallArgs args = createInstallArgs(this); 14634 mArgs = args; 14635 14636 if (ret == PackageManager.INSTALL_SUCCEEDED) { 14637 // TODO: http://b/22976637 14638 // Apps installed for "all" users use the device owner to verify the app 14639 UserHandle verifierUser = getUser(); 14640 if (verifierUser == UserHandle.ALL) { 14641 verifierUser = UserHandle.SYSTEM; 14642 } 14643 14644 /* 14645 * Determine if we have any installed package verifiers. If we 14646 * do, then we'll defer to them to verify the packages. 14647 */ 14648 final int requiredUid = mRequiredVerifierPackage == null ? -1 14649 : getPackageUid(mRequiredVerifierPackage, MATCH_DEBUG_TRIAGED_MISSING, 14650 verifierUser.getIdentifier()); 14651 if (!origin.existing && requiredUid != -1 14652 && isVerificationEnabled(verifierUser.getIdentifier(), installFlags)) { 14653 final Intent verification = new Intent( 14654 Intent.ACTION_PACKAGE_NEEDS_VERIFICATION); 14655 verification.addFlags(Intent.FLAG_RECEIVER_FOREGROUND); 14656 verification.setDataAndType(Uri.fromFile(new File(origin.resolvedPath)), 14657 PACKAGE_MIME_TYPE); 14658 verification.addFlags(Intent.FLAG_GRANT_READ_URI_PERMISSION); 14659 14660 // Query all live verifiers based on current user state 14661 final List<ResolveInfo> receivers = queryIntentReceiversInternal(verification, 14662 PACKAGE_MIME_TYPE, 0, verifierUser.getIdentifier()); 14663 14664 if (DEBUG_VERIFY) { 14665 Slog.d(TAG, "Found " + receivers.size() + " verifiers for intent " 14666 + verification.toString() + " with " + pkgLite.verifiers.length 14667 + " optional verifiers"); 14668 } 14669 14670 final int verificationId = mPendingVerificationToken++; 14671 14672 verification.putExtra(PackageManager.EXTRA_VERIFICATION_ID, verificationId); 14673 14674 verification.putExtra(PackageManager.EXTRA_VERIFICATION_INSTALLER_PACKAGE, 14675 installerPackageName); 14676 14677 verification.putExtra(PackageManager.EXTRA_VERIFICATION_INSTALL_FLAGS, 14678 installFlags); 14679 14680 verification.putExtra(PackageManager.EXTRA_VERIFICATION_PACKAGE_NAME, 14681 pkgLite.packageName); 14682 14683 verification.putExtra(PackageManager.EXTRA_VERIFICATION_VERSION_CODE, 14684 pkgLite.versionCode); 14685 14686 if (verificationInfo != null) { 14687 if (verificationInfo.originatingUri != null) { 14688 verification.putExtra(Intent.EXTRA_ORIGINATING_URI, 14689 verificationInfo.originatingUri); 14690 } 14691 if (verificationInfo.referrer != null) { 14692 verification.putExtra(Intent.EXTRA_REFERRER, 14693 verificationInfo.referrer); 14694 } 14695 if (verificationInfo.originatingUid >= 0) { 14696 verification.putExtra(Intent.EXTRA_ORIGINATING_UID, 14697 verificationInfo.originatingUid); 14698 } 14699 if (verificationInfo.installerUid >= 0) { 14700 verification.putExtra(PackageManager.EXTRA_VERIFICATION_INSTALLER_UID, 14701 verificationInfo.installerUid); 14702 } 14703 } 14704 14705 final PackageVerificationState verificationState = new PackageVerificationState( 14706 requiredUid, args); 14707 14708 mPendingVerification.append(verificationId, verificationState); 14709 14710 final List<ComponentName> sufficientVerifiers = matchVerifiers(pkgLite, 14711 receivers, verificationState); 14712 14713 DeviceIdleController.LocalService idleController = getDeviceIdleController(); 14714 final long idleDuration = getVerificationTimeout(); 14715 14716 /* 14717 * If any sufficient verifiers were listed in the package 14718 * manifest, attempt to ask them. 14719 */ 14720 if (sufficientVerifiers != null) { 14721 final int N = sufficientVerifiers.size(); 14722 if (N == 0) { 14723 Slog.i(TAG, "Additional verifiers required, but none installed."); 14724 ret = PackageManager.INSTALL_FAILED_VERIFICATION_FAILURE; 14725 } else { 14726 for (int i = 0; i < N; i++) { 14727 final ComponentName verifierComponent = sufficientVerifiers.get(i); 14728 idleController.addPowerSaveTempWhitelistApp(Process.myUid(), 14729 verifierComponent.getPackageName(), idleDuration, 14730 verifierUser.getIdentifier(), false, "package verifier"); 14731 14732 final Intent sufficientIntent = new Intent(verification); 14733 sufficientIntent.setComponent(verifierComponent); 14734 mContext.sendBroadcastAsUser(sufficientIntent, verifierUser); 14735 } 14736 } 14737 } 14738 14739 final ComponentName requiredVerifierComponent = matchComponentForVerifier( 14740 mRequiredVerifierPackage, receivers); 14741 if (ret == PackageManager.INSTALL_SUCCEEDED 14742 && mRequiredVerifierPackage != null) { 14743 Trace.asyncTraceBegin( 14744 TRACE_TAG_PACKAGE_MANAGER, "verification", verificationId); 14745 /* 14746 * Send the intent to the required verification agent, 14747 * but only start the verification timeout after the 14748 * target BroadcastReceivers have run. 14749 */ 14750 verification.setComponent(requiredVerifierComponent); 14751 idleController.addPowerSaveTempWhitelistApp(Process.myUid(), 14752 requiredVerifierComponent.getPackageName(), idleDuration, 14753 verifierUser.getIdentifier(), false, "package verifier"); 14754 mContext.sendOrderedBroadcastAsUser(verification, verifierUser, 14755 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 14756 new BroadcastReceiver() { 14757 @Override 14758 public void onReceive(Context context, Intent intent) { 14759 final Message msg = mHandler 14760 .obtainMessage(CHECK_PENDING_VERIFICATION); 14761 msg.arg1 = verificationId; 14762 mHandler.sendMessageDelayed(msg, getVerificationTimeout()); 14763 } 14764 }, null, 0, null, null); 14765 14766 /* 14767 * We don't want the copy to proceed until verification 14768 * succeeds, so null out this field. 14769 */ 14770 mArgs = null; 14771 } 14772 } else { 14773 /* 14774 * No package verification is enabled, so immediately start 14775 * the remote call to initiate copy using temporary file. 14776 */ 14777 ret = args.copyApk(mContainerService, true); 14778 } 14779 } 14780 14781 mRet = ret; 14782 } 14783 14784 @Override 14785 void handleReturnCode() { 14786 // If mArgs is null, then MCS couldn't be reached. When it 14787 // reconnects, it will try again to install. At that point, this 14788 // will succeed. 14789 if (mArgs != null) { 14790 processPendingInstall(mArgs, mRet); 14791 } 14792 } 14793 14794 @Override 14795 void handleServiceError() { 14796 mArgs = createInstallArgs(this); 14797 mRet = PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 14798 } 14799 14800 public boolean isForwardLocked() { 14801 return (installFlags & PackageManager.INSTALL_FORWARD_LOCK) != 0; 14802 } 14803 } 14804 14805 /** 14806 * Used during creation of InstallArgs 14807 * 14808 * @param installFlags package installation flags 14809 * @return true if should be installed on external storage 14810 */ 14811 private static boolean installOnExternalAsec(int installFlags) { 14812 if ((installFlags & PackageManager.INSTALL_INTERNAL) != 0) { 14813 return false; 14814 } 14815 if ((installFlags & PackageManager.INSTALL_EXTERNAL) != 0) { 14816 return true; 14817 } 14818 return false; 14819 } 14820 14821 /** 14822 * Used during creation of InstallArgs 14823 * 14824 * @param installFlags package installation flags 14825 * @return true if should be installed as forward locked 14826 */ 14827 private static boolean installForwardLocked(int installFlags) { 14828 return (installFlags & PackageManager.INSTALL_FORWARD_LOCK) != 0; 14829 } 14830 14831 private InstallArgs createInstallArgs(InstallParams params) { 14832 if (params.move != null) { 14833 return new MoveInstallArgs(params); 14834 } else if (installOnExternalAsec(params.installFlags) || params.isForwardLocked()) { 14835 return new AsecInstallArgs(params); 14836 } else { 14837 return new FileInstallArgs(params); 14838 } 14839 } 14840 14841 /** 14842 * Create args that describe an existing installed package. Typically used 14843 * when cleaning up old installs, or used as a move source. 14844 */ 14845 private InstallArgs createInstallArgsForExisting(int installFlags, String codePath, 14846 String resourcePath, String[] instructionSets) { 14847 final boolean isInAsec; 14848 if (installOnExternalAsec(installFlags)) { 14849 /* Apps on SD card are always in ASEC containers. */ 14850 isInAsec = true; 14851 } else if (installForwardLocked(installFlags) 14852 && !codePath.startsWith(mDrmAppPrivateInstallDir.getAbsolutePath())) { 14853 /* 14854 * Forward-locked apps are only in ASEC containers if they're the 14855 * new style 14856 */ 14857 isInAsec = true; 14858 } else { 14859 isInAsec = false; 14860 } 14861 14862 if (isInAsec) { 14863 return new AsecInstallArgs(codePath, instructionSets, 14864 installOnExternalAsec(installFlags), installForwardLocked(installFlags)); 14865 } else { 14866 return new FileInstallArgs(codePath, resourcePath, instructionSets); 14867 } 14868 } 14869 14870 static abstract class InstallArgs { 14871 /** @see InstallParams#origin */ 14872 final OriginInfo origin; 14873 /** @see InstallParams#move */ 14874 final MoveInfo move; 14875 14876 final IPackageInstallObserver2 observer; 14877 // Always refers to PackageManager flags only 14878 final int installFlags; 14879 final String installerPackageName; 14880 final String volumeUuid; 14881 final UserHandle user; 14882 final String abiOverride; 14883 final String[] installGrantPermissions; 14884 /** If non-null, drop an async trace when the install completes */ 14885 final String traceMethod; 14886 final int traceCookie; 14887 final Certificate[][] certificates; 14888 final int installReason; 14889 14890 // The list of instruction sets supported by this app. This is currently 14891 // only used during the rmdex() phase to clean up resources. We can get rid of this 14892 // if we move dex files under the common app path. 14893 /* nullable */ String[] instructionSets; 14894 14895 InstallArgs(OriginInfo origin, MoveInfo move, IPackageInstallObserver2 observer, 14896 int installFlags, String installerPackageName, String volumeUuid, 14897 UserHandle user, String[] instructionSets, 14898 String abiOverride, String[] installGrantPermissions, 14899 String traceMethod, int traceCookie, Certificate[][] certificates, 14900 int installReason) { 14901 this.origin = origin; 14902 this.move = move; 14903 this.installFlags = installFlags; 14904 this.observer = observer; 14905 this.installerPackageName = installerPackageName; 14906 this.volumeUuid = volumeUuid; 14907 this.user = user; 14908 this.instructionSets = instructionSets; 14909 this.abiOverride = abiOverride; 14910 this.installGrantPermissions = installGrantPermissions; 14911 this.traceMethod = traceMethod; 14912 this.traceCookie = traceCookie; 14913 this.certificates = certificates; 14914 this.installReason = installReason; 14915 } 14916 14917 abstract int copyApk(IMediaContainerService imcs, boolean temp) throws RemoteException; 14918 abstract int doPreInstall(int status); 14919 14920 /** 14921 * Rename package into final resting place. All paths on the given 14922 * scanned package should be updated to reflect the rename. 14923 */ 14924 abstract boolean doRename(int status, PackageParser.Package pkg, String oldCodePath); 14925 abstract int doPostInstall(int status, int uid); 14926 14927 /** @see PackageSettingBase#codePathString */ 14928 abstract String getCodePath(); 14929 /** @see PackageSettingBase#resourcePathString */ 14930 abstract String getResourcePath(); 14931 14932 // Need installer lock especially for dex file removal. 14933 abstract void cleanUpResourcesLI(); 14934 abstract boolean doPostDeleteLI(boolean delete); 14935 14936 /** 14937 * Called before the source arguments are copied. This is used mostly 14938 * for MoveParams when it needs to read the source file to put it in the 14939 * destination. 14940 */ 14941 int doPreCopy() { 14942 return PackageManager.INSTALL_SUCCEEDED; 14943 } 14944 14945 /** 14946 * Called after the source arguments are copied. This is used mostly for 14947 * MoveParams when it needs to read the source file to put it in the 14948 * destination. 14949 */ 14950 int doPostCopy(int uid) { 14951 return PackageManager.INSTALL_SUCCEEDED; 14952 } 14953 14954 protected boolean isFwdLocked() { 14955 return (installFlags & PackageManager.INSTALL_FORWARD_LOCK) != 0; 14956 } 14957 14958 protected boolean isExternalAsec() { 14959 return (installFlags & PackageManager.INSTALL_EXTERNAL) != 0; 14960 } 14961 14962 protected boolean isEphemeral() { 14963 return (installFlags & PackageManager.INSTALL_INSTANT_APP) != 0; 14964 } 14965 14966 UserHandle getUser() { 14967 return user; 14968 } 14969 } 14970 14971 private void removeDexFiles(List<String> allCodePaths, String[] instructionSets) { 14972 if (!allCodePaths.isEmpty()) { 14973 if (instructionSets == null) { 14974 throw new IllegalStateException("instructionSet == null"); 14975 } 14976 String[] dexCodeInstructionSets = getDexCodeInstructionSets(instructionSets); 14977 for (String codePath : allCodePaths) { 14978 for (String dexCodeInstructionSet : dexCodeInstructionSets) { 14979 try { 14980 mInstaller.rmdex(codePath, dexCodeInstructionSet); 14981 } catch (InstallerException ignored) { 14982 } 14983 } 14984 } 14985 } 14986 } 14987 14988 /** 14989 * Logic to handle installation of non-ASEC applications, including copying 14990 * and renaming logic. 14991 */ 14992 class FileInstallArgs extends InstallArgs { 14993 private File codeFile; 14994 private File resourceFile; 14995 14996 // Example topology: 14997 // /data/app/com.example/base.apk 14998 // /data/app/com.example/split_foo.apk 14999 // /data/app/com.example/lib/arm/libfoo.so 15000 // /data/app/com.example/lib/arm64/libfoo.so 15001 // /data/app/com.example/dalvik/arm/base.apk@classes.dex 15002 15003 /** New install */ 15004 FileInstallArgs(InstallParams params) { 15005 super(params.origin, params.move, params.observer, params.installFlags, 15006 params.installerPackageName, params.volumeUuid, 15007 params.getUser(), null /*instructionSets*/, params.packageAbiOverride, 15008 params.grantedRuntimePermissions, 15009 params.traceMethod, params.traceCookie, params.certificates, 15010 params.installReason); 15011 if (isFwdLocked()) { 15012 throw new IllegalArgumentException("Forward locking only supported in ASEC"); 15013 } 15014 } 15015 15016 /** Existing install */ 15017 FileInstallArgs(String codePath, String resourcePath, String[] instructionSets) { 15018 super(OriginInfo.fromNothing(), null, null, 0, null, null, null, instructionSets, 15019 null, null, null, 0, null /*certificates*/, 15020 PackageManager.INSTALL_REASON_UNKNOWN); 15021 this.codeFile = (codePath != null) ? new File(codePath) : null; 15022 this.resourceFile = (resourcePath != null) ? new File(resourcePath) : null; 15023 } 15024 15025 int copyApk(IMediaContainerService imcs, boolean temp) throws RemoteException { 15026 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "copyApk"); 15027 try { 15028 return doCopyApk(imcs, temp); 15029 } finally { 15030 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 15031 } 15032 } 15033 15034 private int doCopyApk(IMediaContainerService imcs, boolean temp) throws RemoteException { 15035 if (origin.staged) { 15036 if (DEBUG_INSTALL) Slog.d(TAG, origin.file + " already staged; skipping copy"); 15037 codeFile = origin.file; 15038 resourceFile = origin.file; 15039 return PackageManager.INSTALL_SUCCEEDED; 15040 } 15041 15042 try { 15043 final boolean isEphemeral = (installFlags & PackageManager.INSTALL_INSTANT_APP) != 0; 15044 final File tempDir = 15045 mInstallerService.allocateStageDirLegacy(volumeUuid, isEphemeral); 15046 codeFile = tempDir; 15047 resourceFile = tempDir; 15048 } catch (IOException e) { 15049 Slog.w(TAG, "Failed to create copy file: " + e); 15050 return PackageManager.INSTALL_FAILED_INSUFFICIENT_STORAGE; 15051 } 15052 15053 final IParcelFileDescriptorFactory target = new IParcelFileDescriptorFactory.Stub() { 15054 @Override 15055 public ParcelFileDescriptor open(String name, int mode) throws RemoteException { 15056 if (!FileUtils.isValidExtFilename(name)) { 15057 throw new IllegalArgumentException("Invalid filename: " + name); 15058 } 15059 try { 15060 final File file = new File(codeFile, name); 15061 final FileDescriptor fd = Os.open(file.getAbsolutePath(), 15062 O_RDWR | O_CREAT, 0644); 15063 Os.chmod(file.getAbsolutePath(), 0644); 15064 return new ParcelFileDescriptor(fd); 15065 } catch (ErrnoException e) { 15066 throw new RemoteException("Failed to open: " + e.getMessage()); 15067 } 15068 } 15069 }; 15070 15071 int ret = PackageManager.INSTALL_SUCCEEDED; 15072 ret = imcs.copyPackage(origin.file.getAbsolutePath(), target); 15073 if (ret != PackageManager.INSTALL_SUCCEEDED) { 15074 Slog.e(TAG, "Failed to copy package"); 15075 return ret; 15076 } 15077 15078 final File libraryRoot = new File(codeFile, LIB_DIR_NAME); 15079 NativeLibraryHelper.Handle handle = null; 15080 try { 15081 handle = NativeLibraryHelper.Handle.create(codeFile); 15082 ret = NativeLibraryHelper.copyNativeBinariesWithOverride(handle, libraryRoot, 15083 abiOverride); 15084 } catch (IOException e) { 15085 Slog.e(TAG, "Copying native libraries failed", e); 15086 ret = PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 15087 } finally { 15088 IoUtils.closeQuietly(handle); 15089 } 15090 15091 return ret; 15092 } 15093 15094 int doPreInstall(int status) { 15095 if (status != PackageManager.INSTALL_SUCCEEDED) { 15096 cleanUp(); 15097 } 15098 return status; 15099 } 15100 15101 boolean doRename(int status, PackageParser.Package pkg, String oldCodePath) { 15102 if (status != PackageManager.INSTALL_SUCCEEDED) { 15103 cleanUp(); 15104 return false; 15105 } 15106 15107 final File targetDir = codeFile.getParentFile(); 15108 final File beforeCodeFile = codeFile; 15109 final File afterCodeFile = getNextCodePath(targetDir, pkg.packageName); 15110 15111 if (DEBUG_INSTALL) Slog.d(TAG, "Renaming " + beforeCodeFile + " to " + afterCodeFile); 15112 try { 15113 Os.rename(beforeCodeFile.getAbsolutePath(), afterCodeFile.getAbsolutePath()); 15114 } catch (ErrnoException e) { 15115 Slog.w(TAG, "Failed to rename", e); 15116 return false; 15117 } 15118 15119 if (!SELinux.restoreconRecursive(afterCodeFile)) { 15120 Slog.w(TAG, "Failed to restorecon"); 15121 return false; 15122 } 15123 15124 // Reflect the rename internally 15125 codeFile = afterCodeFile; 15126 resourceFile = afterCodeFile; 15127 15128 // Reflect the rename in scanned details 15129 pkg.setCodePath(afterCodeFile.getAbsolutePath()); 15130 pkg.setBaseCodePath(FileUtils.rewriteAfterRename(beforeCodeFile, 15131 afterCodeFile, pkg.baseCodePath)); 15132 pkg.setSplitCodePaths(FileUtils.rewriteAfterRename(beforeCodeFile, 15133 afterCodeFile, pkg.splitCodePaths)); 15134 15135 // Reflect the rename in app info 15136 pkg.setApplicationVolumeUuid(pkg.volumeUuid); 15137 pkg.setApplicationInfoCodePath(pkg.codePath); 15138 pkg.setApplicationInfoBaseCodePath(pkg.baseCodePath); 15139 pkg.setApplicationInfoSplitCodePaths(pkg.splitCodePaths); 15140 pkg.setApplicationInfoResourcePath(pkg.codePath); 15141 pkg.setApplicationInfoBaseResourcePath(pkg.baseCodePath); 15142 pkg.setApplicationInfoSplitResourcePaths(pkg.splitCodePaths); 15143 15144 return true; 15145 } 15146 15147 int doPostInstall(int status, int uid) { 15148 if (status != PackageManager.INSTALL_SUCCEEDED) { 15149 cleanUp(); 15150 } 15151 return status; 15152 } 15153 15154 @Override 15155 String getCodePath() { 15156 return (codeFile != null) ? codeFile.getAbsolutePath() : null; 15157 } 15158 15159 @Override 15160 String getResourcePath() { 15161 return (resourceFile != null) ? resourceFile.getAbsolutePath() : null; 15162 } 15163 15164 private boolean cleanUp() { 15165 if (codeFile == null || !codeFile.exists()) { 15166 return false; 15167 } 15168 15169 removeCodePathLI(codeFile); 15170 15171 if (resourceFile != null && !FileUtils.contains(codeFile, resourceFile)) { 15172 resourceFile.delete(); 15173 } 15174 15175 return true; 15176 } 15177 15178 void cleanUpResourcesLI() { 15179 // Try enumerating all code paths before deleting 15180 List<String> allCodePaths = Collections.EMPTY_LIST; 15181 if (codeFile != null && codeFile.exists()) { 15182 try { 15183 final PackageLite pkg = PackageParser.parsePackageLite(codeFile, 0); 15184 allCodePaths = pkg.getAllCodePaths(); 15185 } catch (PackageParserException e) { 15186 // Ignored; we tried our best 15187 } 15188 } 15189 15190 cleanUp(); 15191 removeDexFiles(allCodePaths, instructionSets); 15192 } 15193 15194 boolean doPostDeleteLI(boolean delete) { 15195 // XXX err, shouldn't we respect the delete flag? 15196 cleanUpResourcesLI(); 15197 return true; 15198 } 15199 } 15200 15201 private boolean isAsecExternal(String cid) { 15202 final String asecPath = PackageHelper.getSdFilesystem(cid); 15203 return !asecPath.startsWith(mAsecInternalPath); 15204 } 15205 15206 private static void maybeThrowExceptionForMultiArchCopy(String message, int copyRet) throws 15207 PackageManagerException { 15208 if (copyRet < 0) { 15209 if (copyRet != PackageManager.NO_NATIVE_LIBRARIES && 15210 copyRet != PackageManager.INSTALL_FAILED_NO_MATCHING_ABIS) { 15211 throw new PackageManagerException(copyRet, message); 15212 } 15213 } 15214 } 15215 15216 /** 15217 * Extract the StorageManagerService "container ID" from the full code path of an 15218 * .apk. 15219 */ 15220 static String cidFromCodePath(String fullCodePath) { 15221 int eidx = fullCodePath.lastIndexOf("/"); 15222 String subStr1 = fullCodePath.substring(0, eidx); 15223 int sidx = subStr1.lastIndexOf("/"); 15224 return subStr1.substring(sidx+1, eidx); 15225 } 15226 15227 /** 15228 * Logic to handle installation of ASEC applications, including copying and 15229 * renaming logic. 15230 */ 15231 class AsecInstallArgs extends InstallArgs { 15232 static final String RES_FILE_NAME = "pkg.apk"; 15233 static final String PUBLIC_RES_FILE_NAME = "res.zip"; 15234 15235 String cid; 15236 String packagePath; 15237 String resourcePath; 15238 15239 /** New install */ 15240 AsecInstallArgs(InstallParams params) { 15241 super(params.origin, params.move, params.observer, params.installFlags, 15242 params.installerPackageName, params.volumeUuid, 15243 params.getUser(), null /* instruction sets */, params.packageAbiOverride, 15244 params.grantedRuntimePermissions, 15245 params.traceMethod, params.traceCookie, params.certificates, 15246 params.installReason); 15247 } 15248 15249 /** Existing install */ 15250 AsecInstallArgs(String fullCodePath, String[] instructionSets, 15251 boolean isExternal, boolean isForwardLocked) { 15252 super(OriginInfo.fromNothing(), null, null, (isExternal ? INSTALL_EXTERNAL : 0) 15253 | (isForwardLocked ? INSTALL_FORWARD_LOCK : 0), null, null, null, 15254 instructionSets, null, null, null, 0, null /*certificates*/, 15255 PackageManager.INSTALL_REASON_UNKNOWN); 15256 // Hackily pretend we're still looking at a full code path 15257 if (!fullCodePath.endsWith(RES_FILE_NAME)) { 15258 fullCodePath = new File(fullCodePath, RES_FILE_NAME).getAbsolutePath(); 15259 } 15260 15261 // Extract cid from fullCodePath 15262 int eidx = fullCodePath.lastIndexOf("/"); 15263 String subStr1 = fullCodePath.substring(0, eidx); 15264 int sidx = subStr1.lastIndexOf("/"); 15265 cid = subStr1.substring(sidx+1, eidx); 15266 setMountPath(subStr1); 15267 } 15268 15269 AsecInstallArgs(String cid, String[] instructionSets, boolean isForwardLocked) { 15270 super(OriginInfo.fromNothing(), null, null, (isAsecExternal(cid) ? INSTALL_EXTERNAL : 0) 15271 | (isForwardLocked ? INSTALL_FORWARD_LOCK : 0), null, null, null, 15272 instructionSets, null, null, null, 0, null /*certificates*/, 15273 PackageManager.INSTALL_REASON_UNKNOWN); 15274 this.cid = cid; 15275 setMountPath(PackageHelper.getSdDir(cid)); 15276 } 15277 15278 void createCopyFile() { 15279 cid = mInstallerService.allocateExternalStageCidLegacy(); 15280 } 15281 15282 int copyApk(IMediaContainerService imcs, boolean temp) throws RemoteException { 15283 if (origin.staged && origin.cid != null) { 15284 if (DEBUG_INSTALL) Slog.d(TAG, origin.cid + " already staged; skipping copy"); 15285 cid = origin.cid; 15286 setMountPath(PackageHelper.getSdDir(cid)); 15287 return PackageManager.INSTALL_SUCCEEDED; 15288 } 15289 15290 if (temp) { 15291 createCopyFile(); 15292 } else { 15293 /* 15294 * Pre-emptively destroy the container since it's destroyed if 15295 * copying fails due to it existing anyway. 15296 */ 15297 PackageHelper.destroySdDir(cid); 15298 } 15299 15300 final String newMountPath = imcs.copyPackageToContainer( 15301 origin.file.getAbsolutePath(), cid, getEncryptKey(), isExternalAsec(), 15302 isFwdLocked(), deriveAbiOverride(abiOverride, null /* settings */)); 15303 15304 if (newMountPath != null) { 15305 setMountPath(newMountPath); 15306 return PackageManager.INSTALL_SUCCEEDED; 15307 } else { 15308 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 15309 } 15310 } 15311 15312 @Override 15313 String getCodePath() { 15314 return packagePath; 15315 } 15316 15317 @Override 15318 String getResourcePath() { 15319 return resourcePath; 15320 } 15321 15322 int doPreInstall(int status) { 15323 if (status != PackageManager.INSTALL_SUCCEEDED) { 15324 // Destroy container 15325 PackageHelper.destroySdDir(cid); 15326 } else { 15327 boolean mounted = PackageHelper.isContainerMounted(cid); 15328 if (!mounted) { 15329 String newMountPath = PackageHelper.mountSdDir(cid, getEncryptKey(), 15330 Process.SYSTEM_UID); 15331 if (newMountPath != null) { 15332 setMountPath(newMountPath); 15333 } else { 15334 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 15335 } 15336 } 15337 } 15338 return status; 15339 } 15340 15341 boolean doRename(int status, PackageParser.Package pkg, String oldCodePath) { 15342 String newCacheId = getNextCodePath(oldCodePath, pkg.packageName, "/" + RES_FILE_NAME); 15343 String newMountPath = null; 15344 if (PackageHelper.isContainerMounted(cid)) { 15345 // Unmount the container 15346 if (!PackageHelper.unMountSdDir(cid)) { 15347 Slog.i(TAG, "Failed to unmount " + cid + " before renaming"); 15348 return false; 15349 } 15350 } 15351 if (!PackageHelper.renameSdDir(cid, newCacheId)) { 15352 Slog.e(TAG, "Failed to rename " + cid + " to " + newCacheId + 15353 " which might be stale. Will try to clean up."); 15354 // Clean up the stale container and proceed to recreate. 15355 if (!PackageHelper.destroySdDir(newCacheId)) { 15356 Slog.e(TAG, "Very strange. Cannot clean up stale container " + newCacheId); 15357 return false; 15358 } 15359 // Successfully cleaned up stale container. Try to rename again. 15360 if (!PackageHelper.renameSdDir(cid, newCacheId)) { 15361 Slog.e(TAG, "Failed to rename " + cid + " to " + newCacheId 15362 + " inspite of cleaning it up."); 15363 return false; 15364 } 15365 } 15366 if (!PackageHelper.isContainerMounted(newCacheId)) { 15367 Slog.w(TAG, "Mounting container " + newCacheId); 15368 newMountPath = PackageHelper.mountSdDir(newCacheId, 15369 getEncryptKey(), Process.SYSTEM_UID); 15370 } else { 15371 newMountPath = PackageHelper.getSdDir(newCacheId); 15372 } 15373 if (newMountPath == null) { 15374 Slog.w(TAG, "Failed to get cache path for " + newCacheId); 15375 return false; 15376 } 15377 Log.i(TAG, "Succesfully renamed " + cid + 15378 " to " + newCacheId + 15379 " at new path: " + newMountPath); 15380 cid = newCacheId; 15381 15382 final File beforeCodeFile = new File(packagePath); 15383 setMountPath(newMountPath); 15384 final File afterCodeFile = new File(packagePath); 15385 15386 // Reflect the rename in scanned details 15387 pkg.setCodePath(afterCodeFile.getAbsolutePath()); 15388 pkg.setBaseCodePath(FileUtils.rewriteAfterRename(beforeCodeFile, 15389 afterCodeFile, pkg.baseCodePath)); 15390 pkg.setSplitCodePaths(FileUtils.rewriteAfterRename(beforeCodeFile, 15391 afterCodeFile, pkg.splitCodePaths)); 15392 15393 // Reflect the rename in app info 15394 pkg.setApplicationVolumeUuid(pkg.volumeUuid); 15395 pkg.setApplicationInfoCodePath(pkg.codePath); 15396 pkg.setApplicationInfoBaseCodePath(pkg.baseCodePath); 15397 pkg.setApplicationInfoSplitCodePaths(pkg.splitCodePaths); 15398 pkg.setApplicationInfoResourcePath(pkg.codePath); 15399 pkg.setApplicationInfoBaseResourcePath(pkg.baseCodePath); 15400 pkg.setApplicationInfoSplitResourcePaths(pkg.splitCodePaths); 15401 15402 return true; 15403 } 15404 15405 private void setMountPath(String mountPath) { 15406 final File mountFile = new File(mountPath); 15407 15408 final File monolithicFile = new File(mountFile, RES_FILE_NAME); 15409 if (monolithicFile.exists()) { 15410 packagePath = monolithicFile.getAbsolutePath(); 15411 if (isFwdLocked()) { 15412 resourcePath = new File(mountFile, PUBLIC_RES_FILE_NAME).getAbsolutePath(); 15413 } else { 15414 resourcePath = packagePath; 15415 } 15416 } else { 15417 packagePath = mountFile.getAbsolutePath(); 15418 resourcePath = packagePath; 15419 } 15420 } 15421 15422 int doPostInstall(int status, int uid) { 15423 if (status != PackageManager.INSTALL_SUCCEEDED) { 15424 cleanUp(); 15425 } else { 15426 final int groupOwner; 15427 final String protectedFile; 15428 if (isFwdLocked()) { 15429 groupOwner = UserHandle.getSharedAppGid(uid); 15430 protectedFile = RES_FILE_NAME; 15431 } else { 15432 groupOwner = -1; 15433 protectedFile = null; 15434 } 15435 15436 if (uid < Process.FIRST_APPLICATION_UID 15437 || !PackageHelper.fixSdPermissions(cid, groupOwner, protectedFile)) { 15438 Slog.e(TAG, "Failed to finalize " + cid); 15439 PackageHelper.destroySdDir(cid); 15440 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 15441 } 15442 15443 boolean mounted = PackageHelper.isContainerMounted(cid); 15444 if (!mounted) { 15445 PackageHelper.mountSdDir(cid, getEncryptKey(), Process.myUid()); 15446 } 15447 } 15448 return status; 15449 } 15450 15451 private void cleanUp() { 15452 if (DEBUG_SD_INSTALL) Slog.i(TAG, "cleanUp"); 15453 15454 // Destroy secure container 15455 PackageHelper.destroySdDir(cid); 15456 } 15457 15458 private List<String> getAllCodePaths() { 15459 final File codeFile = new File(getCodePath()); 15460 if (codeFile != null && codeFile.exists()) { 15461 try { 15462 final PackageLite pkg = PackageParser.parsePackageLite(codeFile, 0); 15463 return pkg.getAllCodePaths(); 15464 } catch (PackageParserException e) { 15465 // Ignored; we tried our best 15466 } 15467 } 15468 return Collections.EMPTY_LIST; 15469 } 15470 15471 void cleanUpResourcesLI() { 15472 // Enumerate all code paths before deleting 15473 cleanUpResourcesLI(getAllCodePaths()); 15474 } 15475 15476 private void cleanUpResourcesLI(List<String> allCodePaths) { 15477 cleanUp(); 15478 removeDexFiles(allCodePaths, instructionSets); 15479 } 15480 15481 String getPackageName() { 15482 return getAsecPackageName(cid); 15483 } 15484 15485 boolean doPostDeleteLI(boolean delete) { 15486 if (DEBUG_SD_INSTALL) Slog.i(TAG, "doPostDeleteLI() del=" + delete); 15487 final List<String> allCodePaths = getAllCodePaths(); 15488 boolean mounted = PackageHelper.isContainerMounted(cid); 15489 if (mounted) { 15490 // Unmount first 15491 if (PackageHelper.unMountSdDir(cid)) { 15492 mounted = false; 15493 } 15494 } 15495 if (!mounted && delete) { 15496 cleanUpResourcesLI(allCodePaths); 15497 } 15498 return !mounted; 15499 } 15500 15501 @Override 15502 int doPreCopy() { 15503 if (isFwdLocked()) { 15504 if (!PackageHelper.fixSdPermissions(cid, getPackageUid(DEFAULT_CONTAINER_PACKAGE, 15505 MATCH_SYSTEM_ONLY, UserHandle.USER_SYSTEM), RES_FILE_NAME)) { 15506 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 15507 } 15508 } 15509 15510 return PackageManager.INSTALL_SUCCEEDED; 15511 } 15512 15513 @Override 15514 int doPostCopy(int uid) { 15515 if (isFwdLocked()) { 15516 if (uid < Process.FIRST_APPLICATION_UID 15517 || !PackageHelper.fixSdPermissions(cid, UserHandle.getSharedAppGid(uid), 15518 RES_FILE_NAME)) { 15519 Slog.e(TAG, "Failed to finalize " + cid); 15520 PackageHelper.destroySdDir(cid); 15521 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 15522 } 15523 } 15524 15525 return PackageManager.INSTALL_SUCCEEDED; 15526 } 15527 } 15528 15529 /** 15530 * Logic to handle movement of existing installed applications. 15531 */ 15532 class MoveInstallArgs extends InstallArgs { 15533 private File codeFile; 15534 private File resourceFile; 15535 15536 /** New install */ 15537 MoveInstallArgs(InstallParams params) { 15538 super(params.origin, params.move, params.observer, params.installFlags, 15539 params.installerPackageName, params.volumeUuid, 15540 params.getUser(), null /* instruction sets */, params.packageAbiOverride, 15541 params.grantedRuntimePermissions, 15542 params.traceMethod, params.traceCookie, params.certificates, 15543 params.installReason); 15544 } 15545 15546 int copyApk(IMediaContainerService imcs, boolean temp) { 15547 if (DEBUG_INSTALL) Slog.d(TAG, "Moving " + move.packageName + " from " 15548 + move.fromUuid + " to " + move.toUuid); 15549 synchronized (mInstaller) { 15550 try { 15551 mInstaller.moveCompleteApp(move.fromUuid, move.toUuid, move.packageName, 15552 move.dataAppName, move.appId, move.seinfo, move.targetSdkVersion); 15553 } catch (InstallerException e) { 15554 Slog.w(TAG, "Failed to move app", e); 15555 return PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 15556 } 15557 } 15558 15559 codeFile = new File(Environment.getDataAppDirectory(move.toUuid), move.dataAppName); 15560 resourceFile = codeFile; 15561 if (DEBUG_INSTALL) Slog.d(TAG, "codeFile after move is " + codeFile); 15562 15563 return PackageManager.INSTALL_SUCCEEDED; 15564 } 15565 15566 int doPreInstall(int status) { 15567 if (status != PackageManager.INSTALL_SUCCEEDED) { 15568 cleanUp(move.toUuid); 15569 } 15570 return status; 15571 } 15572 15573 boolean doRename(int status, PackageParser.Package pkg, String oldCodePath) { 15574 if (status != PackageManager.INSTALL_SUCCEEDED) { 15575 cleanUp(move.toUuid); 15576 return false; 15577 } 15578 15579 // Reflect the move in app info 15580 pkg.setApplicationVolumeUuid(pkg.volumeUuid); 15581 pkg.setApplicationInfoCodePath(pkg.codePath); 15582 pkg.setApplicationInfoBaseCodePath(pkg.baseCodePath); 15583 pkg.setApplicationInfoSplitCodePaths(pkg.splitCodePaths); 15584 pkg.setApplicationInfoResourcePath(pkg.codePath); 15585 pkg.setApplicationInfoBaseResourcePath(pkg.baseCodePath); 15586 pkg.setApplicationInfoSplitResourcePaths(pkg.splitCodePaths); 15587 15588 return true; 15589 } 15590 15591 int doPostInstall(int status, int uid) { 15592 if (status == PackageManager.INSTALL_SUCCEEDED) { 15593 cleanUp(move.fromUuid); 15594 } else { 15595 cleanUp(move.toUuid); 15596 } 15597 return status; 15598 } 15599 15600 @Override 15601 String getCodePath() { 15602 return (codeFile != null) ? codeFile.getAbsolutePath() : null; 15603 } 15604 15605 @Override 15606 String getResourcePath() { 15607 return (resourceFile != null) ? resourceFile.getAbsolutePath() : null; 15608 } 15609 15610 private boolean cleanUp(String volumeUuid) { 15611 final File codeFile = new File(Environment.getDataAppDirectory(volumeUuid), 15612 move.dataAppName); 15613 Slog.d(TAG, "Cleaning up " + move.packageName + " on " + volumeUuid); 15614 final int[] userIds = sUserManager.getUserIds(); 15615 synchronized (mInstallLock) { 15616 // Clean up both app data and code 15617 // All package moves are frozen until finished 15618 for (int userId : userIds) { 15619 try { 15620 mInstaller.destroyAppData(volumeUuid, move.packageName, userId, 15621 StorageManager.FLAG_STORAGE_DE | StorageManager.FLAG_STORAGE_CE, 0); 15622 } catch (InstallerException e) { 15623 Slog.w(TAG, String.valueOf(e)); 15624 } 15625 } 15626 removeCodePathLI(codeFile); 15627 } 15628 return true; 15629 } 15630 15631 void cleanUpResourcesLI() { 15632 throw new UnsupportedOperationException(); 15633 } 15634 15635 boolean doPostDeleteLI(boolean delete) { 15636 throw new UnsupportedOperationException(); 15637 } 15638 } 15639 15640 static String getAsecPackageName(String packageCid) { 15641 int idx = packageCid.lastIndexOf("-"); 15642 if (idx == -1) { 15643 return packageCid; 15644 } 15645 return packageCid.substring(0, idx); 15646 } 15647 15648 // Utility method used to create code paths based on package name and available index. 15649 private static String getNextCodePath(String oldCodePath, String prefix, String suffix) { 15650 String idxStr = ""; 15651 int idx = 1; 15652 // Fall back to default value of idx=1 if prefix is not 15653 // part of oldCodePath 15654 if (oldCodePath != null) { 15655 String subStr = oldCodePath; 15656 // Drop the suffix right away 15657 if (suffix != null && subStr.endsWith(suffix)) { 15658 subStr = subStr.substring(0, subStr.length() - suffix.length()); 15659 } 15660 // If oldCodePath already contains prefix find out the 15661 // ending index to either increment or decrement. 15662 int sidx = subStr.lastIndexOf(prefix); 15663 if (sidx != -1) { 15664 subStr = subStr.substring(sidx + prefix.length()); 15665 if (subStr != null) { 15666 if (subStr.startsWith(INSTALL_PACKAGE_SUFFIX)) { 15667 subStr = subStr.substring(INSTALL_PACKAGE_SUFFIX.length()); 15668 } 15669 try { 15670 idx = Integer.parseInt(subStr); 15671 if (idx <= 1) { 15672 idx++; 15673 } else { 15674 idx--; 15675 } 15676 } catch(NumberFormatException e) { 15677 } 15678 } 15679 } 15680 } 15681 idxStr = INSTALL_PACKAGE_SUFFIX + Integer.toString(idx); 15682 return prefix + idxStr; 15683 } 15684 15685 private File getNextCodePath(File targetDir, String packageName) { 15686 File result; 15687 SecureRandom random = new SecureRandom(); 15688 byte[] bytes = new byte[16]; 15689 do { 15690 random.nextBytes(bytes); 15691 String suffix = Base64.encodeToString(bytes, Base64.URL_SAFE | Base64.NO_WRAP); 15692 result = new File(targetDir, packageName + "-" + suffix); 15693 } while (result.exists()); 15694 return result; 15695 } 15696 15697 // Utility method that returns the relative package path with respect 15698 // to the installation directory. Like say for /data/data/com.test-1.apk 15699 // string com.test-1 is returned. 15700 static String deriveCodePathName(String codePath) { 15701 if (codePath == null) { 15702 return null; 15703 } 15704 final File codeFile = new File(codePath); 15705 final String name = codeFile.getName(); 15706 if (codeFile.isDirectory()) { 15707 return name; 15708 } else if (name.endsWith(".apk") || name.endsWith(".tmp")) { 15709 final int lastDot = name.lastIndexOf('.'); 15710 return name.substring(0, lastDot); 15711 } else { 15712 Slog.w(TAG, "Odd, " + codePath + " doesn't look like an APK"); 15713 return null; 15714 } 15715 } 15716 15717 static class PackageInstalledInfo { 15718 String name; 15719 int uid; 15720 // The set of users that originally had this package installed. 15721 int[] origUsers; 15722 // The set of users that now have this package installed. 15723 int[] newUsers; 15724 PackageParser.Package pkg; 15725 int returnCode; 15726 String returnMsg; 15727 PackageRemovedInfo removedInfo; 15728 ArrayMap<String, PackageInstalledInfo> addedChildPackages; 15729 15730 public void setError(int code, String msg) { 15731 setReturnCode(code); 15732 setReturnMessage(msg); 15733 Slog.w(TAG, msg); 15734 } 15735 15736 public void setError(String msg, PackageParserException e) { 15737 setReturnCode(e.error); 15738 setReturnMessage(ExceptionUtils.getCompleteMessage(msg, e)); 15739 Slog.w(TAG, msg, e); 15740 } 15741 15742 public void setError(String msg, PackageManagerException e) { 15743 returnCode = e.error; 15744 setReturnMessage(ExceptionUtils.getCompleteMessage(msg, e)); 15745 Slog.w(TAG, msg, e); 15746 } 15747 15748 public void setReturnCode(int returnCode) { 15749 this.returnCode = returnCode; 15750 final int childCount = (addedChildPackages != null) ? addedChildPackages.size() : 0; 15751 for (int i = 0; i < childCount; i++) { 15752 addedChildPackages.valueAt(i).returnCode = returnCode; 15753 } 15754 } 15755 15756 private void setReturnMessage(String returnMsg) { 15757 this.returnMsg = returnMsg; 15758 final int childCount = (addedChildPackages != null) ? addedChildPackages.size() : 0; 15759 for (int i = 0; i < childCount; i++) { 15760 addedChildPackages.valueAt(i).returnMsg = returnMsg; 15761 } 15762 } 15763 15764 // In some error cases we want to convey more info back to the observer 15765 String origPackage; 15766 String origPermission; 15767 } 15768 15769 /* 15770 * Install a non-existing package. 15771 */ 15772 private void installNewPackageLIF(PackageParser.Package pkg, final int policyFlags, 15773 int scanFlags, UserHandle user, String installerPackageName, String volumeUuid, 15774 PackageInstalledInfo res, int installReason) { 15775 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "installNewPackage"); 15776 15777 // Remember this for later, in case we need to rollback this install 15778 String pkgName = pkg.packageName; 15779 15780 if (DEBUG_INSTALL) Slog.d(TAG, "installNewPackageLI: " + pkg); 15781 15782 synchronized(mPackages) { 15783 final String renamedPackage = mSettings.getRenamedPackageLPr(pkgName); 15784 if (renamedPackage != null) { 15785 // A package with the same name is already installed, though 15786 // it has been renamed to an older name. The package we 15787 // are trying to install should be installed as an update to 15788 // the existing one, but that has not been requested, so bail. 15789 res.setError(INSTALL_FAILED_ALREADY_EXISTS, "Attempt to re-install " + pkgName 15790 + " without first uninstalling package running as " 15791 + renamedPackage); 15792 return; 15793 } 15794 if (mPackages.containsKey(pkgName)) { 15795 // Don't allow installation over an existing package with the same name. 15796 res.setError(INSTALL_FAILED_ALREADY_EXISTS, "Attempt to re-install " + pkgName 15797 + " without first uninstalling."); 15798 return; 15799 } 15800 } 15801 15802 try { 15803 PackageParser.Package newPackage = scanPackageTracedLI(pkg, policyFlags, scanFlags, 15804 System.currentTimeMillis(), user); 15805 15806 updateSettingsLI(newPackage, installerPackageName, null, res, user, installReason); 15807 15808 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED) { 15809 prepareAppDataAfterInstallLIF(newPackage); 15810 15811 } else { 15812 // Remove package from internal structures, but keep around any 15813 // data that might have already existed 15814 deletePackageLIF(pkgName, UserHandle.ALL, false, null, 15815 PackageManager.DELETE_KEEP_DATA, res.removedInfo, true, null); 15816 } 15817 } catch (PackageManagerException e) { 15818 res.setError("Package couldn't be installed in " + pkg.codePath, e); 15819 } 15820 15821 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 15822 } 15823 15824 private boolean shouldCheckUpgradeKeySetLP(PackageSetting oldPs, int scanFlags) { 15825 // Can't rotate keys during boot or if sharedUser. 15826 if (oldPs == null || (scanFlags&SCAN_INITIAL) != 0 || oldPs.sharedUser != null 15827 || !oldPs.keySetData.isUsingUpgradeKeySets()) { 15828 return false; 15829 } 15830 // app is using upgradeKeySets; make sure all are valid 15831 KeySetManagerService ksms = mSettings.mKeySetManagerService; 15832 long[] upgradeKeySets = oldPs.keySetData.getUpgradeKeySets(); 15833 for (int i = 0; i < upgradeKeySets.length; i++) { 15834 if (!ksms.isIdValidKeySetId(upgradeKeySets[i])) { 15835 Slog.wtf(TAG, "Package " 15836 + (oldPs.name != null ? oldPs.name : "<null>") 15837 + " contains upgrade-key-set reference to unknown key-set: " 15838 + upgradeKeySets[i] 15839 + " reverting to signatures check."); 15840 return false; 15841 } 15842 } 15843 return true; 15844 } 15845 15846 private boolean checkUpgradeKeySetLP(PackageSetting oldPS, PackageParser.Package newPkg) { 15847 // Upgrade keysets are being used. Determine if new package has a superset of the 15848 // required keys. 15849 long[] upgradeKeySets = oldPS.keySetData.getUpgradeKeySets(); 15850 KeySetManagerService ksms = mSettings.mKeySetManagerService; 15851 for (int i = 0; i < upgradeKeySets.length; i++) { 15852 Set<PublicKey> upgradeSet = ksms.getPublicKeysFromKeySetLPr(upgradeKeySets[i]); 15853 if (upgradeSet != null && newPkg.mSigningKeys.containsAll(upgradeSet)) { 15854 return true; 15855 } 15856 } 15857 return false; 15858 } 15859 15860 private static void updateDigest(MessageDigest digest, File file) throws IOException { 15861 try (DigestInputStream digestStream = 15862 new DigestInputStream(new FileInputStream(file), digest)) { 15863 while (digestStream.read() != -1) {} // nothing to do; just plow through the file 15864 } 15865 } 15866 15867 private void replacePackageLIF(PackageParser.Package pkg, final int policyFlags, int scanFlags, 15868 UserHandle user, String installerPackageName, PackageInstalledInfo res, 15869 int installReason) { 15870 final boolean isInstantApp = (scanFlags & SCAN_AS_INSTANT_APP) != 0; 15871 15872 final PackageParser.Package oldPackage; 15873 final String pkgName = pkg.packageName; 15874 final int[] allUsers; 15875 final int[] installedUsers; 15876 15877 synchronized(mPackages) { 15878 oldPackage = mPackages.get(pkgName); 15879 if (DEBUG_INSTALL) Slog.d(TAG, "replacePackageLI: new=" + pkg + ", old=" + oldPackage); 15880 15881 // don't allow upgrade to target a release SDK from a pre-release SDK 15882 final boolean oldTargetsPreRelease = oldPackage.applicationInfo.targetSdkVersion 15883 == android.os.Build.VERSION_CODES.CUR_DEVELOPMENT; 15884 final boolean newTargetsPreRelease = pkg.applicationInfo.targetSdkVersion 15885 == android.os.Build.VERSION_CODES.CUR_DEVELOPMENT; 15886 if (oldTargetsPreRelease 15887 && !newTargetsPreRelease 15888 && ((policyFlags & PackageParser.PARSE_FORCE_SDK) == 0)) { 15889 Slog.w(TAG, "Can't install package targeting released sdk"); 15890 res.setReturnCode(PackageManager.INSTALL_FAILED_UPDATE_INCOMPATIBLE); 15891 return; 15892 } 15893 15894 final PackageSetting ps = mSettings.mPackages.get(pkgName); 15895 15896 // don't allow an upgrade from full to ephemeral 15897 if (isInstantApp && !ps.getInstantApp(user.getIdentifier())) { 15898 // can't downgrade from full to instant 15899 Slog.w(TAG, "Can't replace app with instant app: " + pkgName); 15900 res.setReturnCode(PackageManager.INSTALL_FAILED_INSTANT_APP_INVALID); 15901 return; 15902 } 15903 15904 // verify signatures are valid 15905 if (shouldCheckUpgradeKeySetLP(ps, scanFlags)) { 15906 if (!checkUpgradeKeySetLP(ps, pkg)) { 15907 res.setError(INSTALL_FAILED_UPDATE_INCOMPATIBLE, 15908 "New package not signed by keys specified by upgrade-keysets: " 15909 + pkgName); 15910 return; 15911 } 15912 } else { 15913 // default to original signature matching 15914 if (compareSignatures(oldPackage.mSignatures, pkg.mSignatures) 15915 != PackageManager.SIGNATURE_MATCH) { 15916 res.setError(INSTALL_FAILED_UPDATE_INCOMPATIBLE, 15917 "New package has a different signature: " + pkgName); 15918 return; 15919 } 15920 } 15921 15922 // don't allow a system upgrade unless the upgrade hash matches 15923 if (oldPackage.restrictUpdateHash != null && oldPackage.isSystemApp()) { 15924 byte[] digestBytes = null; 15925 try { 15926 final MessageDigest digest = MessageDigest.getInstance("SHA-512"); 15927 updateDigest(digest, new File(pkg.baseCodePath)); 15928 if (!ArrayUtils.isEmpty(pkg.splitCodePaths)) { 15929 for (String path : pkg.splitCodePaths) { 15930 updateDigest(digest, new File(path)); 15931 } 15932 } 15933 digestBytes = digest.digest(); 15934 } catch (NoSuchAlgorithmException | IOException e) { 15935 res.setError(INSTALL_FAILED_INVALID_APK, 15936 "Could not compute hash: " + pkgName); 15937 return; 15938 } 15939 if (!Arrays.equals(oldPackage.restrictUpdateHash, digestBytes)) { 15940 res.setError(INSTALL_FAILED_INVALID_APK, 15941 "New package fails restrict-update check: " + pkgName); 15942 return; 15943 } 15944 // retain upgrade restriction 15945 pkg.restrictUpdateHash = oldPackage.restrictUpdateHash; 15946 } 15947 15948 // Check for shared user id changes 15949 String invalidPackageName = 15950 getParentOrChildPackageChangedSharedUser(oldPackage, pkg); 15951 if (invalidPackageName != null) { 15952 res.setError(INSTALL_FAILED_SHARED_USER_INCOMPATIBLE, 15953 "Package " + invalidPackageName + " tried to change user " 15954 + oldPackage.mSharedUserId); 15955 return; 15956 } 15957 15958 // In case of rollback, remember per-user/profile install state 15959 allUsers = sUserManager.getUserIds(); 15960 installedUsers = ps.queryInstalledUsers(allUsers, true); 15961 } 15962 15963 // Update what is removed 15964 res.removedInfo = new PackageRemovedInfo(); 15965 res.removedInfo.uid = oldPackage.applicationInfo.uid; 15966 res.removedInfo.removedPackage = oldPackage.packageName; 15967 res.removedInfo.isStaticSharedLib = pkg.staticSharedLibName != null; 15968 res.removedInfo.isUpdate = true; 15969 res.removedInfo.origUsers = installedUsers; 15970 final PackageSetting ps = mSettings.getPackageLPr(pkgName); 15971 res.removedInfo.installReasons = new SparseArray<>(installedUsers.length); 15972 for (int i = 0; i < installedUsers.length; i++) { 15973 final int userId = installedUsers[i]; 15974 res.removedInfo.installReasons.put(userId, ps.getInstallReason(userId)); 15975 } 15976 15977 final int childCount = (oldPackage.childPackages != null) 15978 ? oldPackage.childPackages.size() : 0; 15979 for (int i = 0; i < childCount; i++) { 15980 boolean childPackageUpdated = false; 15981 PackageParser.Package childPkg = oldPackage.childPackages.get(i); 15982 final PackageSetting childPs = mSettings.getPackageLPr(childPkg.packageName); 15983 if (res.addedChildPackages != null) { 15984 PackageInstalledInfo childRes = res.addedChildPackages.get(childPkg.packageName); 15985 if (childRes != null) { 15986 childRes.removedInfo.uid = childPkg.applicationInfo.uid; 15987 childRes.removedInfo.removedPackage = childPkg.packageName; 15988 childRes.removedInfo.isUpdate = true; 15989 childRes.removedInfo.installReasons = res.removedInfo.installReasons; 15990 childPackageUpdated = true; 15991 } 15992 } 15993 if (!childPackageUpdated) { 15994 PackageRemovedInfo childRemovedRes = new PackageRemovedInfo(); 15995 childRemovedRes.removedPackage = childPkg.packageName; 15996 childRemovedRes.isUpdate = false; 15997 childRemovedRes.dataRemoved = true; 15998 synchronized (mPackages) { 15999 if (childPs != null) { 16000 childRemovedRes.origUsers = childPs.queryInstalledUsers(allUsers, true); 16001 } 16002 } 16003 if (res.removedInfo.removedChildPackages == null) { 16004 res.removedInfo.removedChildPackages = new ArrayMap<>(); 16005 } 16006 res.removedInfo.removedChildPackages.put(childPkg.packageName, childRemovedRes); 16007 } 16008 } 16009 16010 boolean sysPkg = (isSystemApp(oldPackage)); 16011 if (sysPkg) { 16012 // Set the system/privileged flags as needed 16013 final boolean privileged = 16014 (oldPackage.applicationInfo.privateFlags 16015 & ApplicationInfo.PRIVATE_FLAG_PRIVILEGED) != 0; 16016 final int systemPolicyFlags = policyFlags 16017 | PackageParser.PARSE_IS_SYSTEM 16018 | (privileged ? PackageParser.PARSE_IS_PRIVILEGED : 0); 16019 16020 replaceSystemPackageLIF(oldPackage, pkg, systemPolicyFlags, scanFlags, 16021 user, allUsers, installerPackageName, res, installReason); 16022 } else { 16023 replaceNonSystemPackageLIF(oldPackage, pkg, policyFlags, scanFlags, 16024 user, allUsers, installerPackageName, res, installReason); 16025 } 16026 } 16027 16028 public List<String> getPreviousCodePaths(String packageName) { 16029 final PackageSetting ps = mSettings.mPackages.get(packageName); 16030 final List<String> result = new ArrayList<String>(); 16031 if (ps != null && ps.oldCodePaths != null) { 16032 result.addAll(ps.oldCodePaths); 16033 } 16034 return result; 16035 } 16036 16037 private void replaceNonSystemPackageLIF(PackageParser.Package deletedPackage, 16038 PackageParser.Package pkg, final int policyFlags, int scanFlags, UserHandle user, 16039 int[] allUsers, String installerPackageName, PackageInstalledInfo res, 16040 int installReason) { 16041 if (DEBUG_INSTALL) Slog.d(TAG, "replaceNonSystemPackageLI: new=" + pkg + ", old=" 16042 + deletedPackage); 16043 16044 String pkgName = deletedPackage.packageName; 16045 boolean deletedPkg = true; 16046 boolean addedPkg = false; 16047 boolean updatedSettings = false; 16048 final boolean killApp = (scanFlags & SCAN_DONT_KILL_APP) == 0; 16049 final int deleteFlags = PackageManager.DELETE_KEEP_DATA 16050 | (killApp ? 0 : PackageManager.DELETE_DONT_KILL_APP); 16051 16052 final long origUpdateTime = (pkg.mExtras != null) 16053 ? ((PackageSetting)pkg.mExtras).lastUpdateTime : 0; 16054 16055 // First delete the existing package while retaining the data directory 16056 if (!deletePackageLIF(pkgName, null, true, allUsers, deleteFlags, 16057 res.removedInfo, true, pkg)) { 16058 // If the existing package wasn't successfully deleted 16059 res.setError(INSTALL_FAILED_REPLACE_COULDNT_DELETE, "replaceNonSystemPackageLI"); 16060 deletedPkg = false; 16061 } else { 16062 // Successfully deleted the old package; proceed with replace. 16063 16064 // If deleted package lived in a container, give users a chance to 16065 // relinquish resources before killing. 16066 if (deletedPackage.isForwardLocked() || isExternal(deletedPackage)) { 16067 if (DEBUG_INSTALL) { 16068 Slog.i(TAG, "upgrading pkg " + deletedPackage + " is ASEC-hosted -> UNAVAILABLE"); 16069 } 16070 final int[] uidArray = new int[] { deletedPackage.applicationInfo.uid }; 16071 final ArrayList<String> pkgList = new ArrayList<String>(1); 16072 pkgList.add(deletedPackage.applicationInfo.packageName); 16073 sendResourcesChangedBroadcast(false, true, pkgList, uidArray, null); 16074 } 16075 16076 clearAppDataLIF(pkg, UserHandle.USER_ALL, StorageManager.FLAG_STORAGE_DE 16077 | StorageManager.FLAG_STORAGE_CE | Installer.FLAG_CLEAR_CODE_CACHE_ONLY); 16078 clearAppProfilesLIF(deletedPackage, UserHandle.USER_ALL); 16079 16080 try { 16081 final PackageParser.Package newPackage = scanPackageTracedLI(pkg, policyFlags, 16082 scanFlags | SCAN_UPDATE_TIME, System.currentTimeMillis(), user); 16083 updateSettingsLI(newPackage, installerPackageName, allUsers, res, user, 16084 installReason); 16085 16086 // Update the in-memory copy of the previous code paths. 16087 PackageSetting ps = mSettings.mPackages.get(pkgName); 16088 if (!killApp) { 16089 if (ps.oldCodePaths == null) { 16090 ps.oldCodePaths = new ArraySet<>(); 16091 } 16092 Collections.addAll(ps.oldCodePaths, deletedPackage.baseCodePath); 16093 if (deletedPackage.splitCodePaths != null) { 16094 Collections.addAll(ps.oldCodePaths, deletedPackage.splitCodePaths); 16095 } 16096 } else { 16097 ps.oldCodePaths = null; 16098 } 16099 if (ps.childPackageNames != null) { 16100 for (int i = ps.childPackageNames.size() - 1; i >= 0; --i) { 16101 final String childPkgName = ps.childPackageNames.get(i); 16102 final PackageSetting childPs = mSettings.mPackages.get(childPkgName); 16103 childPs.oldCodePaths = ps.oldCodePaths; 16104 } 16105 } 16106 // set instant app status, but, only if it's explicitly specified 16107 final boolean instantApp = (scanFlags & SCAN_AS_INSTANT_APP) != 0; 16108 final boolean fullApp = (scanFlags & SCAN_AS_FULL_APP) != 0; 16109 setInstantAppForUser(ps, user.getIdentifier(), instantApp, fullApp); 16110 prepareAppDataAfterInstallLIF(newPackage); 16111 addedPkg = true; 16112 } catch (PackageManagerException e) { 16113 res.setError("Package couldn't be installed in " + pkg.codePath, e); 16114 } 16115 } 16116 16117 if (res.returnCode != PackageManager.INSTALL_SUCCEEDED) { 16118 if (DEBUG_INSTALL) Slog.d(TAG, "Install failed, rolling pack: " + pkgName); 16119 16120 // Revert all internal state mutations and added folders for the failed install 16121 if (addedPkg) { 16122 deletePackageLIF(pkgName, null, true, allUsers, deleteFlags, 16123 res.removedInfo, true, null); 16124 } 16125 16126 // Restore the old package 16127 if (deletedPkg) { 16128 if (DEBUG_INSTALL) Slog.d(TAG, "Install failed, reinstalling: " + deletedPackage); 16129 File restoreFile = new File(deletedPackage.codePath); 16130 // Parse old package 16131 boolean oldExternal = isExternal(deletedPackage); 16132 int oldParseFlags = mDefParseFlags | PackageParser.PARSE_CHATTY | 16133 (deletedPackage.isForwardLocked() ? PackageParser.PARSE_FORWARD_LOCK : 0) | 16134 (oldExternal ? PackageParser.PARSE_EXTERNAL_STORAGE : 0); 16135 int oldScanFlags = SCAN_UPDATE_SIGNATURE | SCAN_UPDATE_TIME; 16136 try { 16137 scanPackageTracedLI(restoreFile, oldParseFlags, oldScanFlags, origUpdateTime, 16138 null); 16139 } catch (PackageManagerException e) { 16140 Slog.e(TAG, "Failed to restore package : " + pkgName + " after failed upgrade: " 16141 + e.getMessage()); 16142 return; 16143 } 16144 16145 synchronized (mPackages) { 16146 // Ensure the installer package name up to date 16147 setInstallerPackageNameLPw(deletedPackage, installerPackageName); 16148 16149 // Update permissions for restored package 16150 updatePermissionsLPw(deletedPackage, UPDATE_PERMISSIONS_ALL); 16151 16152 mSettings.writeLPr(); 16153 } 16154 16155 Slog.i(TAG, "Successfully restored package : " + pkgName + " after failed upgrade"); 16156 } 16157 } else { 16158 synchronized (mPackages) { 16159 PackageSetting ps = mSettings.getPackageLPr(pkg.packageName); 16160 if (ps != null) { 16161 res.removedInfo.removedForAllUsers = mPackages.get(ps.name) == null; 16162 if (res.removedInfo.removedChildPackages != null) { 16163 final int childCount = res.removedInfo.removedChildPackages.size(); 16164 // Iterate in reverse as we may modify the collection 16165 for (int i = childCount - 1; i >= 0; i--) { 16166 String childPackageName = res.removedInfo.removedChildPackages.keyAt(i); 16167 if (res.addedChildPackages.containsKey(childPackageName)) { 16168 res.removedInfo.removedChildPackages.removeAt(i); 16169 } else { 16170 PackageRemovedInfo childInfo = res.removedInfo 16171 .removedChildPackages.valueAt(i); 16172 childInfo.removedForAllUsers = mPackages.get( 16173 childInfo.removedPackage) == null; 16174 } 16175 } 16176 } 16177 } 16178 } 16179 } 16180 } 16181 16182 private void replaceSystemPackageLIF(PackageParser.Package deletedPackage, 16183 PackageParser.Package pkg, final int policyFlags, int scanFlags, UserHandle user, 16184 int[] allUsers, String installerPackageName, PackageInstalledInfo res, 16185 int installReason) { 16186 if (DEBUG_INSTALL) Slog.d(TAG, "replaceSystemPackageLI: new=" + pkg 16187 + ", old=" + deletedPackage); 16188 16189 final boolean disabledSystem; 16190 16191 // Remove existing system package 16192 removePackageLI(deletedPackage, true); 16193 16194 synchronized (mPackages) { 16195 disabledSystem = disableSystemPackageLPw(deletedPackage, pkg); 16196 } 16197 if (!disabledSystem) { 16198 // We didn't need to disable the .apk as a current system package, 16199 // which means we are replacing another update that is already 16200 // installed. We need to make sure to delete the older one's .apk. 16201 res.removedInfo.args = createInstallArgsForExisting(0, 16202 deletedPackage.applicationInfo.getCodePath(), 16203 deletedPackage.applicationInfo.getResourcePath(), 16204 getAppDexInstructionSets(deletedPackage.applicationInfo)); 16205 } else { 16206 res.removedInfo.args = null; 16207 } 16208 16209 // Successfully disabled the old package. Now proceed with re-installation 16210 clearAppDataLIF(pkg, UserHandle.USER_ALL, StorageManager.FLAG_STORAGE_DE 16211 | StorageManager.FLAG_STORAGE_CE | Installer.FLAG_CLEAR_CODE_CACHE_ONLY); 16212 clearAppProfilesLIF(deletedPackage, UserHandle.USER_ALL); 16213 16214 res.setReturnCode(PackageManager.INSTALL_SUCCEEDED); 16215 pkg.setApplicationInfoFlags(ApplicationInfo.FLAG_UPDATED_SYSTEM_APP, 16216 ApplicationInfo.FLAG_UPDATED_SYSTEM_APP); 16217 16218 PackageParser.Package newPackage = null; 16219 try { 16220 // Add the package to the internal data structures 16221 newPackage = scanPackageTracedLI(pkg, policyFlags, scanFlags, 0, user); 16222 16223 // Set the update and install times 16224 PackageSetting deletedPkgSetting = (PackageSetting) deletedPackage.mExtras; 16225 setInstallAndUpdateTime(newPackage, deletedPkgSetting.firstInstallTime, 16226 System.currentTimeMillis()); 16227 16228 // Update the package dynamic state if succeeded 16229 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED) { 16230 // Now that the install succeeded make sure we remove data 16231 // directories for any child package the update removed. 16232 final int deletedChildCount = (deletedPackage.childPackages != null) 16233 ? deletedPackage.childPackages.size() : 0; 16234 final int newChildCount = (newPackage.childPackages != null) 16235 ? newPackage.childPackages.size() : 0; 16236 for (int i = 0; i < deletedChildCount; i++) { 16237 PackageParser.Package deletedChildPkg = deletedPackage.childPackages.get(i); 16238 boolean childPackageDeleted = true; 16239 for (int j = 0; j < newChildCount; j++) { 16240 PackageParser.Package newChildPkg = newPackage.childPackages.get(j); 16241 if (deletedChildPkg.packageName.equals(newChildPkg.packageName)) { 16242 childPackageDeleted = false; 16243 break; 16244 } 16245 } 16246 if (childPackageDeleted) { 16247 PackageSetting ps = mSettings.getDisabledSystemPkgLPr( 16248 deletedChildPkg.packageName); 16249 if (ps != null && res.removedInfo.removedChildPackages != null) { 16250 PackageRemovedInfo removedChildRes = res.removedInfo 16251 .removedChildPackages.get(deletedChildPkg.packageName); 16252 removePackageDataLIF(ps, allUsers, removedChildRes, 0, false); 16253 removedChildRes.removedForAllUsers = mPackages.get(ps.name) == null; 16254 } 16255 } 16256 } 16257 16258 updateSettingsLI(newPackage, installerPackageName, allUsers, res, user, 16259 installReason); 16260 prepareAppDataAfterInstallLIF(newPackage); 16261 } 16262 } catch (PackageManagerException e) { 16263 res.setReturnCode(INSTALL_FAILED_INTERNAL_ERROR); 16264 res.setError("Package couldn't be installed in " + pkg.codePath, e); 16265 } 16266 16267 if (res.returnCode != PackageManager.INSTALL_SUCCEEDED) { 16268 // Re installation failed. Restore old information 16269 // Remove new pkg information 16270 if (newPackage != null) { 16271 removeInstalledPackageLI(newPackage, true); 16272 } 16273 // Add back the old system package 16274 try { 16275 scanPackageTracedLI(deletedPackage, policyFlags, SCAN_UPDATE_SIGNATURE, 0, user); 16276 } catch (PackageManagerException e) { 16277 Slog.e(TAG, "Failed to restore original package: " + e.getMessage()); 16278 } 16279 16280 synchronized (mPackages) { 16281 if (disabledSystem) { 16282 enableSystemPackageLPw(deletedPackage); 16283 } 16284 16285 // Ensure the installer package name up to date 16286 setInstallerPackageNameLPw(deletedPackage, installerPackageName); 16287 16288 // Update permissions for restored package 16289 updatePermissionsLPw(deletedPackage, UPDATE_PERMISSIONS_ALL); 16290 16291 mSettings.writeLPr(); 16292 } 16293 16294 Slog.i(TAG, "Successfully restored package : " + deletedPackage.packageName 16295 + " after failed upgrade"); 16296 } 16297 } 16298 16299 /** 16300 * Checks whether the parent or any of the child packages have a change shared 16301 * user. For a package to be a valid update the shred users of the parent and 16302 * the children should match. We may later support changing child shared users. 16303 * @param oldPkg The updated package. 16304 * @param newPkg The update package. 16305 * @return The shared user that change between the versions. 16306 */ 16307 private String getParentOrChildPackageChangedSharedUser(PackageParser.Package oldPkg, 16308 PackageParser.Package newPkg) { 16309 // Check parent shared user 16310 if (!Objects.equals(oldPkg.mSharedUserId, newPkg.mSharedUserId)) { 16311 return newPkg.packageName; 16312 } 16313 // Check child shared users 16314 final int oldChildCount = (oldPkg.childPackages != null) ? oldPkg.childPackages.size() : 0; 16315 final int newChildCount = (newPkg.childPackages != null) ? newPkg.childPackages.size() : 0; 16316 for (int i = 0; i < newChildCount; i++) { 16317 PackageParser.Package newChildPkg = newPkg.childPackages.get(i); 16318 // If this child was present, did it have the same shared user? 16319 for (int j = 0; j < oldChildCount; j++) { 16320 PackageParser.Package oldChildPkg = oldPkg.childPackages.get(j); 16321 if (newChildPkg.packageName.equals(oldChildPkg.packageName) 16322 && !Objects.equals(newChildPkg.mSharedUserId, oldChildPkg.mSharedUserId)) { 16323 return newChildPkg.packageName; 16324 } 16325 } 16326 } 16327 return null; 16328 } 16329 16330 private void removeNativeBinariesLI(PackageSetting ps) { 16331 // Remove the lib path for the parent package 16332 if (ps != null) { 16333 NativeLibraryHelper.removeNativeBinariesLI(ps.legacyNativeLibraryPathString); 16334 // Remove the lib path for the child packages 16335 final int childCount = (ps.childPackageNames != null) ? ps.childPackageNames.size() : 0; 16336 for (int i = 0; i < childCount; i++) { 16337 PackageSetting childPs = null; 16338 synchronized (mPackages) { 16339 childPs = mSettings.getPackageLPr(ps.childPackageNames.get(i)); 16340 } 16341 if (childPs != null) { 16342 NativeLibraryHelper.removeNativeBinariesLI(childPs 16343 .legacyNativeLibraryPathString); 16344 } 16345 } 16346 } 16347 } 16348 16349 private void enableSystemPackageLPw(PackageParser.Package pkg) { 16350 // Enable the parent package 16351 mSettings.enableSystemPackageLPw(pkg.packageName); 16352 // Enable the child packages 16353 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 16354 for (int i = 0; i < childCount; i++) { 16355 PackageParser.Package childPkg = pkg.childPackages.get(i); 16356 mSettings.enableSystemPackageLPw(childPkg.packageName); 16357 } 16358 } 16359 16360 private boolean disableSystemPackageLPw(PackageParser.Package oldPkg, 16361 PackageParser.Package newPkg) { 16362 // Disable the parent package (parent always replaced) 16363 boolean disabled = mSettings.disableSystemPackageLPw(oldPkg.packageName, true); 16364 // Disable the child packages 16365 final int childCount = (oldPkg.childPackages != null) ? oldPkg.childPackages.size() : 0; 16366 for (int i = 0; i < childCount; i++) { 16367 PackageParser.Package childPkg = oldPkg.childPackages.get(i); 16368 final boolean replace = newPkg.hasChildPackage(childPkg.packageName); 16369 disabled |= mSettings.disableSystemPackageLPw(childPkg.packageName, replace); 16370 } 16371 return disabled; 16372 } 16373 16374 private void setInstallerPackageNameLPw(PackageParser.Package pkg, 16375 String installerPackageName) { 16376 // Enable the parent package 16377 mSettings.setInstallerPackageName(pkg.packageName, installerPackageName); 16378 // Enable the child packages 16379 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 16380 for (int i = 0; i < childCount; i++) { 16381 PackageParser.Package childPkg = pkg.childPackages.get(i); 16382 mSettings.setInstallerPackageName(childPkg.packageName, installerPackageName); 16383 } 16384 } 16385 16386 private int[] revokeUnusedSharedUserPermissionsLPw(SharedUserSetting su, int[] allUserIds) { 16387 // Collect all used permissions in the UID 16388 ArraySet<String> usedPermissions = new ArraySet<>(); 16389 final int packageCount = su.packages.size(); 16390 for (int i = 0; i < packageCount; i++) { 16391 PackageSetting ps = su.packages.valueAt(i); 16392 if (ps.pkg == null) { 16393 continue; 16394 } 16395 final int requestedPermCount = ps.pkg.requestedPermissions.size(); 16396 for (int j = 0; j < requestedPermCount; j++) { 16397 String permission = ps.pkg.requestedPermissions.get(j); 16398 BasePermission bp = mSettings.mPermissions.get(permission); 16399 if (bp != null) { 16400 usedPermissions.add(permission); 16401 } 16402 } 16403 } 16404 16405 PermissionsState permissionsState = su.getPermissionsState(); 16406 // Prune install permissions 16407 List<PermissionState> installPermStates = permissionsState.getInstallPermissionStates(); 16408 final int installPermCount = installPermStates.size(); 16409 for (int i = installPermCount - 1; i >= 0; i--) { 16410 PermissionState permissionState = installPermStates.get(i); 16411 if (!usedPermissions.contains(permissionState.getName())) { 16412 BasePermission bp = mSettings.mPermissions.get(permissionState.getName()); 16413 if (bp != null) { 16414 permissionsState.revokeInstallPermission(bp); 16415 permissionsState.updatePermissionFlags(bp, UserHandle.USER_ALL, 16416 PackageManager.MASK_PERMISSION_FLAGS, 0); 16417 } 16418 } 16419 } 16420 16421 int[] runtimePermissionChangedUserIds = EmptyArray.INT; 16422 16423 // Prune runtime permissions 16424 for (int userId : allUserIds) { 16425 List<PermissionState> runtimePermStates = permissionsState 16426 .getRuntimePermissionStates(userId); 16427 final int runtimePermCount = runtimePermStates.size(); 16428 for (int i = runtimePermCount - 1; i >= 0; i--) { 16429 PermissionState permissionState = runtimePermStates.get(i); 16430 if (!usedPermissions.contains(permissionState.getName())) { 16431 BasePermission bp = mSettings.mPermissions.get(permissionState.getName()); 16432 if (bp != null) { 16433 permissionsState.revokeRuntimePermission(bp, userId); 16434 permissionsState.updatePermissionFlags(bp, userId, 16435 PackageManager.MASK_PERMISSION_FLAGS, 0); 16436 runtimePermissionChangedUserIds = ArrayUtils.appendInt( 16437 runtimePermissionChangedUserIds, userId); 16438 } 16439 } 16440 } 16441 } 16442 16443 return runtimePermissionChangedUserIds; 16444 } 16445 16446 private void updateSettingsLI(PackageParser.Package newPackage, String installerPackageName, 16447 int[] allUsers, PackageInstalledInfo res, UserHandle user, int installReason) { 16448 // Update the parent package setting 16449 updateSettingsInternalLI(newPackage, installerPackageName, allUsers, res.origUsers, 16450 res, user, installReason); 16451 // Update the child packages setting 16452 final int childCount = (newPackage.childPackages != null) 16453 ? newPackage.childPackages.size() : 0; 16454 for (int i = 0; i < childCount; i++) { 16455 PackageParser.Package childPackage = newPackage.childPackages.get(i); 16456 PackageInstalledInfo childRes = res.addedChildPackages.get(childPackage.packageName); 16457 updateSettingsInternalLI(childPackage, installerPackageName, allUsers, 16458 childRes.origUsers, childRes, user, installReason); 16459 } 16460 } 16461 16462 private void updateSettingsInternalLI(PackageParser.Package newPackage, 16463 String installerPackageName, int[] allUsers, int[] installedForUsers, 16464 PackageInstalledInfo res, UserHandle user, int installReason) { 16465 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "updateSettings"); 16466 16467 String pkgName = newPackage.packageName; 16468 synchronized (mPackages) { 16469 //write settings. the installStatus will be incomplete at this stage. 16470 //note that the new package setting would have already been 16471 //added to mPackages. It hasn't been persisted yet. 16472 mSettings.setInstallStatus(pkgName, PackageSettingBase.PKG_INSTALL_INCOMPLETE); 16473 // TODO: Remove this write? It's also written at the end of this method 16474 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "writeSettings"); 16475 mSettings.writeLPr(); 16476 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 16477 } 16478 16479 if (DEBUG_INSTALL) Slog.d(TAG, "New package installed in " + newPackage.codePath); 16480 synchronized (mPackages) { 16481 updatePermissionsLPw(newPackage.packageName, newPackage, 16482 UPDATE_PERMISSIONS_REPLACE_PKG | (newPackage.permissions.size() > 0 16483 ? UPDATE_PERMISSIONS_ALL : 0)); 16484 // For system-bundled packages, we assume that installing an upgraded version 16485 // of the package implies that the user actually wants to run that new code, 16486 // so we enable the package. 16487 PackageSetting ps = mSettings.mPackages.get(pkgName); 16488 final int userId = user.getIdentifier(); 16489 if (ps != null) { 16490 if (isSystemApp(newPackage)) { 16491 if (DEBUG_INSTALL) { 16492 Slog.d(TAG, "Implicitly enabling system package on upgrade: " + pkgName); 16493 } 16494 // Enable system package for requested users 16495 if (res.origUsers != null) { 16496 for (int origUserId : res.origUsers) { 16497 if (userId == UserHandle.USER_ALL || userId == origUserId) { 16498 ps.setEnabled(COMPONENT_ENABLED_STATE_DEFAULT, 16499 origUserId, installerPackageName); 16500 } 16501 } 16502 } 16503 // Also convey the prior install/uninstall state 16504 if (allUsers != null && installedForUsers != null) { 16505 for (int currentUserId : allUsers) { 16506 final boolean installed = ArrayUtils.contains( 16507 installedForUsers, currentUserId); 16508 if (DEBUG_INSTALL) { 16509 Slog.d(TAG, " user " + currentUserId + " => " + installed); 16510 } 16511 ps.setInstalled(installed, currentUserId); 16512 } 16513 // these install state changes will be persisted in the 16514 // upcoming call to mSettings.writeLPr(). 16515 } 16516 } 16517 // It's implied that when a user requests installation, they want the app to be 16518 // installed and enabled. 16519 if (userId != UserHandle.USER_ALL) { 16520 ps.setInstalled(true, userId); 16521 ps.setEnabled(COMPONENT_ENABLED_STATE_DEFAULT, userId, installerPackageName); 16522 } 16523 16524 // When replacing an existing package, preserve the original install reason for all 16525 // users that had the package installed before. 16526 final Set<Integer> previousUserIds = new ArraySet<>(); 16527 if (res.removedInfo != null && res.removedInfo.installReasons != null) { 16528 final int installReasonCount = res.removedInfo.installReasons.size(); 16529 for (int i = 0; i < installReasonCount; i++) { 16530 final int previousUserId = res.removedInfo.installReasons.keyAt(i); 16531 final int previousInstallReason = res.removedInfo.installReasons.valueAt(i); 16532 ps.setInstallReason(previousInstallReason, previousUserId); 16533 previousUserIds.add(previousUserId); 16534 } 16535 } 16536 16537 // Set install reason for users that are having the package newly installed. 16538 if (userId == UserHandle.USER_ALL) { 16539 for (int currentUserId : sUserManager.getUserIds()) { 16540 if (!previousUserIds.contains(currentUserId)) { 16541 ps.setInstallReason(installReason, currentUserId); 16542 } 16543 } 16544 } else if (!previousUserIds.contains(userId)) { 16545 ps.setInstallReason(installReason, userId); 16546 } 16547 mSettings.writeKernelMappingLPr(ps); 16548 } 16549 res.name = pkgName; 16550 res.uid = newPackage.applicationInfo.uid; 16551 res.pkg = newPackage; 16552 mSettings.setInstallStatus(pkgName, PackageSettingBase.PKG_INSTALL_COMPLETE); 16553 mSettings.setInstallerPackageName(pkgName, installerPackageName); 16554 res.setReturnCode(PackageManager.INSTALL_SUCCEEDED); 16555 //to update install status 16556 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "writeSettings"); 16557 mSettings.writeLPr(); 16558 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 16559 } 16560 16561 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 16562 } 16563 16564 private void installPackageTracedLI(InstallArgs args, PackageInstalledInfo res) { 16565 try { 16566 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "installPackage"); 16567 installPackageLI(args, res); 16568 } finally { 16569 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 16570 } 16571 } 16572 16573 private void installPackageLI(InstallArgs args, PackageInstalledInfo res) { 16574 final int installFlags = args.installFlags; 16575 final String installerPackageName = args.installerPackageName; 16576 final String volumeUuid = args.volumeUuid; 16577 final File tmpPackageFile = new File(args.getCodePath()); 16578 final boolean forwardLocked = ((installFlags & PackageManager.INSTALL_FORWARD_LOCK) != 0); 16579 final boolean onExternal = (((installFlags & PackageManager.INSTALL_EXTERNAL) != 0) 16580 || (args.volumeUuid != null)); 16581 final boolean instantApp = ((installFlags & PackageManager.INSTALL_INSTANT_APP) != 0); 16582 final boolean fullApp = ((installFlags & PackageManager.INSTALL_FULL_APP) != 0); 16583 final boolean forceSdk = ((installFlags & PackageManager.INSTALL_FORCE_SDK) != 0); 16584 boolean replace = false; 16585 int scanFlags = SCAN_NEW_INSTALL | SCAN_UPDATE_SIGNATURE; 16586 if (args.move != null) { 16587 // moving a complete application; perform an initial scan on the new install location 16588 scanFlags |= SCAN_INITIAL; 16589 } 16590 if ((installFlags & PackageManager.INSTALL_DONT_KILL_APP) != 0) { 16591 scanFlags |= SCAN_DONT_KILL_APP; 16592 } 16593 if (instantApp) { 16594 scanFlags |= SCAN_AS_INSTANT_APP; 16595 } 16596 if (fullApp) { 16597 scanFlags |= SCAN_AS_FULL_APP; 16598 } 16599 16600 // Result object to be returned 16601 res.setReturnCode(PackageManager.INSTALL_SUCCEEDED); 16602 16603 if (DEBUG_INSTALL) Slog.d(TAG, "installPackageLI: path=" + tmpPackageFile); 16604 16605 // Sanity check 16606 if (instantApp && (forwardLocked || onExternal)) { 16607 Slog.i(TAG, "Incompatible ephemeral install; fwdLocked=" + forwardLocked 16608 + " external=" + onExternal); 16609 res.setReturnCode(PackageManager.INSTALL_FAILED_INSTANT_APP_INVALID); 16610 return; 16611 } 16612 16613 // Retrieve PackageSettings and parse package 16614 final int parseFlags = mDefParseFlags | PackageParser.PARSE_CHATTY 16615 | PackageParser.PARSE_ENFORCE_CODE 16616 | (forwardLocked ? PackageParser.PARSE_FORWARD_LOCK : 0) 16617 | (onExternal ? PackageParser.PARSE_EXTERNAL_STORAGE : 0) 16618 | (instantApp ? PackageParser.PARSE_IS_EPHEMERAL : 0) 16619 | (forceSdk ? PackageParser.PARSE_FORCE_SDK : 0); 16620 PackageParser pp = new PackageParser(); 16621 pp.setSeparateProcesses(mSeparateProcesses); 16622 pp.setDisplayMetrics(mMetrics); 16623 16624 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "parsePackage"); 16625 final PackageParser.Package pkg; 16626 try { 16627 pkg = pp.parsePackage(tmpPackageFile, parseFlags); 16628 } catch (PackageParserException e) { 16629 res.setError("Failed parse during installPackageLI", e); 16630 return; 16631 } finally { 16632 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 16633 } 16634 16635// // Ephemeral apps must have target SDK >= O. 16636// // TODO: Update conditional and error message when O gets locked down 16637// if (instantApp && pkg.applicationInfo.targetSdkVersion <= Build.VERSION_CODES.N_MR1) { 16638// res.setError(PackageManager.INSTALL_FAILED_EPHEMERAL_INVALID, 16639// "Ephemeral apps must have target SDK version of at least O"); 16640// return; 16641// } 16642 16643 if (pkg.applicationInfo.isStaticSharedLibrary()) { 16644 // Static shared libraries have synthetic package names 16645 renameStaticSharedLibraryPackage(pkg); 16646 16647 // No static shared libs on external storage 16648 if (onExternal) { 16649 Slog.i(TAG, "Static shared libs can only be installed on internal storage."); 16650 res.setError(INSTALL_FAILED_INVALID_INSTALL_LOCATION, 16651 "Packages declaring static-shared libs cannot be updated"); 16652 return; 16653 } 16654 } 16655 16656 // If we are installing a clustered package add results for the children 16657 if (pkg.childPackages != null) { 16658 synchronized (mPackages) { 16659 final int childCount = pkg.childPackages.size(); 16660 for (int i = 0; i < childCount; i++) { 16661 PackageParser.Package childPkg = pkg.childPackages.get(i); 16662 PackageInstalledInfo childRes = new PackageInstalledInfo(); 16663 childRes.setReturnCode(PackageManager.INSTALL_SUCCEEDED); 16664 childRes.pkg = childPkg; 16665 childRes.name = childPkg.packageName; 16666 PackageSetting childPs = mSettings.getPackageLPr(childPkg.packageName); 16667 if (childPs != null) { 16668 childRes.origUsers = childPs.queryInstalledUsers( 16669 sUserManager.getUserIds(), true); 16670 } 16671 if ((mPackages.containsKey(childPkg.packageName))) { 16672 childRes.removedInfo = new PackageRemovedInfo(); 16673 childRes.removedInfo.removedPackage = childPkg.packageName; 16674 } 16675 if (res.addedChildPackages == null) { 16676 res.addedChildPackages = new ArrayMap<>(); 16677 } 16678 res.addedChildPackages.put(childPkg.packageName, childRes); 16679 } 16680 } 16681 } 16682 16683 // If package doesn't declare API override, mark that we have an install 16684 // time CPU ABI override. 16685 if (TextUtils.isEmpty(pkg.cpuAbiOverride)) { 16686 pkg.cpuAbiOverride = args.abiOverride; 16687 } 16688 16689 String pkgName = res.name = pkg.packageName; 16690 if ((pkg.applicationInfo.flags&ApplicationInfo.FLAG_TEST_ONLY) != 0) { 16691 if ((installFlags & PackageManager.INSTALL_ALLOW_TEST) == 0) { 16692 res.setError(INSTALL_FAILED_TEST_ONLY, "installPackageLI"); 16693 return; 16694 } 16695 } 16696 16697 try { 16698 // either use what we've been given or parse directly from the APK 16699 if (args.certificates != null) { 16700 try { 16701 PackageParser.populateCertificates(pkg, args.certificates); 16702 } catch (PackageParserException e) { 16703 // there was something wrong with the certificates we were given; 16704 // try to pull them from the APK 16705 PackageParser.collectCertificates(pkg, parseFlags); 16706 } 16707 } else { 16708 PackageParser.collectCertificates(pkg, parseFlags); 16709 } 16710 } catch (PackageParserException e) { 16711 res.setError("Failed collect during installPackageLI", e); 16712 return; 16713 } 16714 16715 // Get rid of all references to package scan path via parser. 16716 pp = null; 16717 String oldCodePath = null; 16718 boolean systemApp = false; 16719 synchronized (mPackages) { 16720 // Check if installing already existing package 16721 if ((installFlags & PackageManager.INSTALL_REPLACE_EXISTING) != 0) { 16722 String oldName = mSettings.getRenamedPackageLPr(pkgName); 16723 if (pkg.mOriginalPackages != null 16724 && pkg.mOriginalPackages.contains(oldName) 16725 && mPackages.containsKey(oldName)) { 16726 // This package is derived from an original package, 16727 // and this device has been updating from that original 16728 // name. We must continue using the original name, so 16729 // rename the new package here. 16730 pkg.setPackageName(oldName); 16731 pkgName = pkg.packageName; 16732 replace = true; 16733 if (DEBUG_INSTALL) Slog.d(TAG, "Replacing existing renamed package: oldName=" 16734 + oldName + " pkgName=" + pkgName); 16735 } else if (mPackages.containsKey(pkgName)) { 16736 // This package, under its official name, already exists 16737 // on the device; we should replace it. 16738 replace = true; 16739 if (DEBUG_INSTALL) Slog.d(TAG, "Replace existing pacakge: " + pkgName); 16740 } 16741 16742 // Child packages are installed through the parent package 16743 if (pkg.parentPackage != null) { 16744 res.setError(PackageManager.INSTALL_PARSE_FAILED_BAD_PACKAGE_NAME, 16745 "Package " + pkg.packageName + " is child of package " 16746 + pkg.parentPackage.parentPackage + ". Child packages " 16747 + "can be updated only through the parent package."); 16748 return; 16749 } 16750 16751 if (replace) { 16752 // Prevent apps opting out from runtime permissions 16753 PackageParser.Package oldPackage = mPackages.get(pkgName); 16754 final int oldTargetSdk = oldPackage.applicationInfo.targetSdkVersion; 16755 final int newTargetSdk = pkg.applicationInfo.targetSdkVersion; 16756 if (oldTargetSdk > Build.VERSION_CODES.LOLLIPOP_MR1 16757 && newTargetSdk <= Build.VERSION_CODES.LOLLIPOP_MR1) { 16758 res.setError(PackageManager.INSTALL_FAILED_PERMISSION_MODEL_DOWNGRADE, 16759 "Package " + pkg.packageName + " new target SDK " + newTargetSdk 16760 + " doesn't support runtime permissions but the old" 16761 + " target SDK " + oldTargetSdk + " does."); 16762 return; 16763 } 16764 16765 // Prevent installing of child packages 16766 if (oldPackage.parentPackage != null) { 16767 res.setError(PackageManager.INSTALL_PARSE_FAILED_BAD_PACKAGE_NAME, 16768 "Package " + pkg.packageName + " is child of package " 16769 + oldPackage.parentPackage + ". Child packages " 16770 + "can be updated only through the parent package."); 16771 return; 16772 } 16773 } 16774 } 16775 16776 PackageSetting ps = mSettings.mPackages.get(pkgName); 16777 if (ps != null) { 16778 if (DEBUG_INSTALL) Slog.d(TAG, "Existing package: " + ps); 16779 16780 // Static shared libs have same package with different versions where 16781 // we internally use a synthetic package name to allow multiple versions 16782 // of the same package, therefore we need to compare signatures against 16783 // the package setting for the latest library version. 16784 PackageSetting signatureCheckPs = ps; 16785 if (pkg.applicationInfo.isStaticSharedLibrary()) { 16786 SharedLibraryEntry libraryEntry = getLatestSharedLibraVersionLPr(pkg); 16787 if (libraryEntry != null) { 16788 signatureCheckPs = mSettings.getPackageLPr(libraryEntry.apk); 16789 } 16790 } 16791 16792 // Quick sanity check that we're signed correctly if updating; 16793 // we'll check this again later when scanning, but we want to 16794 // bail early here before tripping over redefined permissions. 16795 if (shouldCheckUpgradeKeySetLP(signatureCheckPs, scanFlags)) { 16796 if (!checkUpgradeKeySetLP(signatureCheckPs, pkg)) { 16797 res.setError(INSTALL_FAILED_UPDATE_INCOMPATIBLE, "Package " 16798 + pkg.packageName + " upgrade keys do not match the " 16799 + "previously installed version"); 16800 return; 16801 } 16802 } else { 16803 try { 16804 verifySignaturesLP(signatureCheckPs, pkg); 16805 } catch (PackageManagerException e) { 16806 res.setError(e.error, e.getMessage()); 16807 return; 16808 } 16809 } 16810 16811 oldCodePath = mSettings.mPackages.get(pkgName).codePathString; 16812 if (ps.pkg != null && ps.pkg.applicationInfo != null) { 16813 systemApp = (ps.pkg.applicationInfo.flags & 16814 ApplicationInfo.FLAG_SYSTEM) != 0; 16815 } 16816 res.origUsers = ps.queryInstalledUsers(sUserManager.getUserIds(), true); 16817 } 16818 16819 // Check whether the newly-scanned package wants to define an already-defined perm 16820 int N = pkg.permissions.size(); 16821 for (int i = N-1; i >= 0; i--) { 16822 PackageParser.Permission perm = pkg.permissions.get(i); 16823 BasePermission bp = mSettings.mPermissions.get(perm.info.name); 16824 if (bp != null) { 16825 // If the defining package is signed with our cert, it's okay. This 16826 // also includes the "updating the same package" case, of course. 16827 // "updating same package" could also involve key-rotation. 16828 final boolean sigsOk; 16829 if (bp.sourcePackage.equals(pkg.packageName) 16830 && (bp.packageSetting instanceof PackageSetting) 16831 && (shouldCheckUpgradeKeySetLP((PackageSetting) bp.packageSetting, 16832 scanFlags))) { 16833 sigsOk = checkUpgradeKeySetLP((PackageSetting) bp.packageSetting, pkg); 16834 } else { 16835 sigsOk = compareSignatures(bp.packageSetting.signatures.mSignatures, 16836 pkg.mSignatures) == PackageManager.SIGNATURE_MATCH; 16837 } 16838 if (!sigsOk) { 16839 // If the owning package is the system itself, we log but allow 16840 // install to proceed; we fail the install on all other permission 16841 // redefinitions. 16842 if (!bp.sourcePackage.equals("android")) { 16843 res.setError(INSTALL_FAILED_DUPLICATE_PERMISSION, "Package " 16844 + pkg.packageName + " attempting to redeclare permission " 16845 + perm.info.name + " already owned by " + bp.sourcePackage); 16846 res.origPermission = perm.info.name; 16847 res.origPackage = bp.sourcePackage; 16848 return; 16849 } else { 16850 Slog.w(TAG, "Package " + pkg.packageName 16851 + " attempting to redeclare system permission " 16852 + perm.info.name + "; ignoring new declaration"); 16853 pkg.permissions.remove(i); 16854 } 16855 } else if (!PLATFORM_PACKAGE_NAME.equals(pkg.packageName)) { 16856 // Prevent apps to change protection level to dangerous from any other 16857 // type as this would allow a privilege escalation where an app adds a 16858 // normal/signature permission in other app's group and later redefines 16859 // it as dangerous leading to the group auto-grant. 16860 if ((perm.info.protectionLevel & PermissionInfo.PROTECTION_MASK_BASE) 16861 == PermissionInfo.PROTECTION_DANGEROUS) { 16862 if (bp != null && !bp.isRuntime()) { 16863 Slog.w(TAG, "Package " + pkg.packageName + " trying to change a " 16864 + "non-runtime permission " + perm.info.name 16865 + " to runtime; keeping old protection level"); 16866 perm.info.protectionLevel = bp.protectionLevel; 16867 } 16868 } 16869 } 16870 } 16871 } 16872 } 16873 16874 if (systemApp) { 16875 if (onExternal) { 16876 // Abort update; system app can't be replaced with app on sdcard 16877 res.setError(INSTALL_FAILED_INVALID_INSTALL_LOCATION, 16878 "Cannot install updates to system apps on sdcard"); 16879 return; 16880 } else if (instantApp) { 16881 // Abort update; system app can't be replaced with an instant app 16882 res.setError(INSTALL_FAILED_INSTANT_APP_INVALID, 16883 "Cannot update a system app with an instant app"); 16884 return; 16885 } 16886 } 16887 16888 if (args.move != null) { 16889 // We did an in-place move, so dex is ready to roll 16890 scanFlags |= SCAN_NO_DEX; 16891 scanFlags |= SCAN_MOVE; 16892 16893 synchronized (mPackages) { 16894 final PackageSetting ps = mSettings.mPackages.get(pkgName); 16895 if (ps == null) { 16896 res.setError(INSTALL_FAILED_INTERNAL_ERROR, 16897 "Missing settings for moved package " + pkgName); 16898 } 16899 16900 // We moved the entire application as-is, so bring over the 16901 // previously derived ABI information. 16902 pkg.applicationInfo.primaryCpuAbi = ps.primaryCpuAbiString; 16903 pkg.applicationInfo.secondaryCpuAbi = ps.secondaryCpuAbiString; 16904 } 16905 16906 } else if (!forwardLocked && !pkg.applicationInfo.isExternalAsec()) { 16907 // Enable SCAN_NO_DEX flag to skip dexopt at a later stage 16908 scanFlags |= SCAN_NO_DEX; 16909 16910 try { 16911 String abiOverride = (TextUtils.isEmpty(pkg.cpuAbiOverride) ? 16912 args.abiOverride : pkg.cpuAbiOverride); 16913 derivePackageAbi(pkg, new File(pkg.codePath), abiOverride, 16914 true /*extractLibs*/, mAppLib32InstallDir); 16915 } catch (PackageManagerException pme) { 16916 Slog.e(TAG, "Error deriving application ABI", pme); 16917 res.setError(INSTALL_FAILED_INTERNAL_ERROR, "Error deriving application ABI"); 16918 return; 16919 } 16920 16921 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "dexopt"); 16922 // Do not run PackageDexOptimizer through the local performDexOpt 16923 // method because `pkg` may not be in `mPackages` yet. 16924 // 16925 // Also, don't fail application installs if the dexopt step fails. 16926 mPackageDexOptimizer.performDexOpt(pkg, pkg.usesLibraryFiles, 16927 null /* instructionSets */, false /* checkProfiles */, 16928 getCompilerFilterForReason(REASON_INSTALL), 16929 getOrCreateCompilerPackageStats(pkg)); 16930 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 16931 16932 // Notify BackgroundDexOptJobService that the package has been changed. 16933 // If this is an update of a package which used to fail to compile, 16934 // BDOS will remove it from its blacklist. 16935 // TODO: Layering violation 16936 BackgroundDexOptJobService.notifyPackageChanged(pkg.packageName); 16937 } 16938 16939 if (!args.doRename(res.returnCode, pkg, oldCodePath)) { 16940 res.setError(INSTALL_FAILED_INSUFFICIENT_STORAGE, "Failed rename"); 16941 return; 16942 } 16943 16944 startIntentFilterVerifications(args.user.getIdentifier(), replace, pkg); 16945 16946 try (PackageFreezer freezer = freezePackageForInstall(pkgName, installFlags, 16947 "installPackageLI")) { 16948 if (replace) { 16949 if (pkg.applicationInfo.isStaticSharedLibrary()) { 16950 // Static libs have a synthetic package name containing the version 16951 // and cannot be updated as an update would get a new package name, 16952 // unless this is the exact same version code which is useful for 16953 // development. 16954 PackageParser.Package existingPkg = mPackages.get(pkg.packageName); 16955 if (existingPkg != null && existingPkg.mVersionCode != pkg.mVersionCode) { 16956 res.setError(INSTALL_FAILED_DUPLICATE_PACKAGE, "Packages declaring " 16957 + "static-shared libs cannot be updated"); 16958 return; 16959 } 16960 } 16961 replacePackageLIF(pkg, parseFlags, scanFlags | SCAN_REPLACING, args.user, 16962 installerPackageName, res, args.installReason); 16963 } else { 16964 installNewPackageLIF(pkg, parseFlags, scanFlags | SCAN_DELETE_DATA_ON_FAILURES, 16965 args.user, installerPackageName, volumeUuid, res, args.installReason); 16966 } 16967 } 16968 synchronized (mPackages) { 16969 final PackageSetting ps = mSettings.mPackages.get(pkgName); 16970 if (ps != null) { 16971 res.newUsers = ps.queryInstalledUsers(sUserManager.getUserIds(), true); 16972 } 16973 16974 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 16975 for (int i = 0; i < childCount; i++) { 16976 PackageParser.Package childPkg = pkg.childPackages.get(i); 16977 PackageInstalledInfo childRes = res.addedChildPackages.get(childPkg.packageName); 16978 PackageSetting childPs = mSettings.getPackageLPr(childPkg.packageName); 16979 if (childPs != null) { 16980 childRes.newUsers = childPs.queryInstalledUsers( 16981 sUserManager.getUserIds(), true); 16982 } 16983 } 16984 16985 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED) { 16986 updateSequenceNumberLP(pkgName, res.newUsers); 16987 } 16988 } 16989 } 16990 16991 private void startIntentFilterVerifications(int userId, boolean replacing, 16992 PackageParser.Package pkg) { 16993 if (mIntentFilterVerifierComponent == null) { 16994 Slog.w(TAG, "No IntentFilter verification will not be done as " 16995 + "there is no IntentFilterVerifier available!"); 16996 return; 16997 } 16998 16999 final int verifierUid = getPackageUid( 17000 mIntentFilterVerifierComponent.getPackageName(), 17001 MATCH_DEBUG_TRIAGED_MISSING, 17002 (userId == UserHandle.USER_ALL) ? UserHandle.USER_SYSTEM : userId); 17003 17004 Message msg = mHandler.obtainMessage(START_INTENT_FILTER_VERIFICATIONS); 17005 msg.obj = new IFVerificationParams(pkg, replacing, userId, verifierUid); 17006 mHandler.sendMessage(msg); 17007 17008 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 17009 for (int i = 0; i < childCount; i++) { 17010 PackageParser.Package childPkg = pkg.childPackages.get(i); 17011 msg = mHandler.obtainMessage(START_INTENT_FILTER_VERIFICATIONS); 17012 msg.obj = new IFVerificationParams(childPkg, replacing, userId, verifierUid); 17013 mHandler.sendMessage(msg); 17014 } 17015 } 17016 17017 private void verifyIntentFiltersIfNeeded(int userId, int verifierUid, boolean replacing, 17018 PackageParser.Package pkg) { 17019 int size = pkg.activities.size(); 17020 if (size == 0) { 17021 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 17022 "No activity, so no need to verify any IntentFilter!"); 17023 return; 17024 } 17025 17026 final boolean hasDomainURLs = hasDomainURLs(pkg); 17027 if (!hasDomainURLs) { 17028 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 17029 "No domain URLs, so no need to verify any IntentFilter!"); 17030 return; 17031 } 17032 17033 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, "Checking for userId:" + userId 17034 + " if any IntentFilter from the " + size 17035 + " Activities needs verification ..."); 17036 17037 int count = 0; 17038 final String packageName = pkg.packageName; 17039 17040 synchronized (mPackages) { 17041 // If this is a new install and we see that we've already run verification for this 17042 // package, we have nothing to do: it means the state was restored from backup. 17043 if (!replacing) { 17044 IntentFilterVerificationInfo ivi = 17045 mSettings.getIntentFilterVerificationLPr(packageName); 17046 if (ivi != null) { 17047 if (DEBUG_DOMAIN_VERIFICATION) { 17048 Slog.i(TAG, "Package " + packageName+ " already verified: status=" 17049 + ivi.getStatusString()); 17050 } 17051 return; 17052 } 17053 } 17054 17055 // If any filters need to be verified, then all need to be. 17056 boolean needToVerify = false; 17057 for (PackageParser.Activity a : pkg.activities) { 17058 for (ActivityIntentInfo filter : a.intents) { 17059 if (filter.needsVerification() && needsNetworkVerificationLPr(filter)) { 17060 if (DEBUG_DOMAIN_VERIFICATION) { 17061 Slog.d(TAG, "Intent filter needs verification, so processing all filters"); 17062 } 17063 needToVerify = true; 17064 break; 17065 } 17066 } 17067 } 17068 17069 if (needToVerify) { 17070 final int verificationId = mIntentFilterVerificationToken++; 17071 for (PackageParser.Activity a : pkg.activities) { 17072 for (ActivityIntentInfo filter : a.intents) { 17073 if (filter.handlesWebUris(true) && needsNetworkVerificationLPr(filter)) { 17074 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 17075 "Verification needed for IntentFilter:" + filter.toString()); 17076 mIntentFilterVerifier.addOneIntentFilterVerification( 17077 verifierUid, userId, verificationId, filter, packageName); 17078 count++; 17079 } 17080 } 17081 } 17082 } 17083 } 17084 17085 if (count > 0) { 17086 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, "Starting " + count 17087 + " IntentFilter verification" + (count > 1 ? "s" : "") 17088 + " for userId:" + userId); 17089 mIntentFilterVerifier.startVerifications(userId); 17090 } else { 17091 if (DEBUG_DOMAIN_VERIFICATION) { 17092 Slog.d(TAG, "No filters or not all autoVerify for " + packageName); 17093 } 17094 } 17095 } 17096 17097 private boolean needsNetworkVerificationLPr(ActivityIntentInfo filter) { 17098 final ComponentName cn = filter.activity.getComponentName(); 17099 final String packageName = cn.getPackageName(); 17100 17101 IntentFilterVerificationInfo ivi = mSettings.getIntentFilterVerificationLPr( 17102 packageName); 17103 if (ivi == null) { 17104 return true; 17105 } 17106 int status = ivi.getStatus(); 17107 switch (status) { 17108 case INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED: 17109 case INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK: 17110 return true; 17111 17112 default: 17113 // Nothing to do 17114 return false; 17115 } 17116 } 17117 17118 private static boolean isMultiArch(ApplicationInfo info) { 17119 return (info.flags & ApplicationInfo.FLAG_MULTIARCH) != 0; 17120 } 17121 17122 private static boolean isExternal(PackageParser.Package pkg) { 17123 return (pkg.applicationInfo.flags & ApplicationInfo.FLAG_EXTERNAL_STORAGE) != 0; 17124 } 17125 17126 private static boolean isExternal(PackageSetting ps) { 17127 return (ps.pkgFlags & ApplicationInfo.FLAG_EXTERNAL_STORAGE) != 0; 17128 } 17129 17130 private static boolean isSystemApp(PackageParser.Package pkg) { 17131 return (pkg.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) != 0; 17132 } 17133 17134 private static boolean isPrivilegedApp(PackageParser.Package pkg) { 17135 return (pkg.applicationInfo.privateFlags & ApplicationInfo.PRIVATE_FLAG_PRIVILEGED) != 0; 17136 } 17137 17138 private static boolean hasDomainURLs(PackageParser.Package pkg) { 17139 return (pkg.applicationInfo.privateFlags & ApplicationInfo.PRIVATE_FLAG_HAS_DOMAIN_URLS) != 0; 17140 } 17141 17142 private static boolean isSystemApp(PackageSetting ps) { 17143 return (ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) != 0; 17144 } 17145 17146 private static boolean isUpdatedSystemApp(PackageSetting ps) { 17147 return (ps.pkgFlags & ApplicationInfo.FLAG_UPDATED_SYSTEM_APP) != 0; 17148 } 17149 17150 private int packageFlagsToInstallFlags(PackageSetting ps) { 17151 int installFlags = 0; 17152 if (isExternal(ps) && TextUtils.isEmpty(ps.volumeUuid)) { 17153 // This existing package was an external ASEC install when we have 17154 // the external flag without a UUID 17155 installFlags |= PackageManager.INSTALL_EXTERNAL; 17156 } 17157 if (ps.isForwardLocked()) { 17158 installFlags |= PackageManager.INSTALL_FORWARD_LOCK; 17159 } 17160 return installFlags; 17161 } 17162 17163 private String getVolumeUuidForPackage(PackageParser.Package pkg) { 17164 if (isExternal(pkg)) { 17165 if (TextUtils.isEmpty(pkg.volumeUuid)) { 17166 return StorageManager.UUID_PRIMARY_PHYSICAL; 17167 } else { 17168 return pkg.volumeUuid; 17169 } 17170 } else { 17171 return StorageManager.UUID_PRIVATE_INTERNAL; 17172 } 17173 } 17174 17175 private VersionInfo getSettingsVersionForPackage(PackageParser.Package pkg) { 17176 if (isExternal(pkg)) { 17177 if (TextUtils.isEmpty(pkg.volumeUuid)) { 17178 return mSettings.getExternalVersion(); 17179 } else { 17180 return mSettings.findOrCreateVersion(pkg.volumeUuid); 17181 } 17182 } else { 17183 return mSettings.getInternalVersion(); 17184 } 17185 } 17186 17187 private void deleteTempPackageFiles() { 17188 final FilenameFilter filter = new FilenameFilter() { 17189 public boolean accept(File dir, String name) { 17190 return name.startsWith("vmdl") && name.endsWith(".tmp"); 17191 } 17192 }; 17193 for (File file : mDrmAppPrivateInstallDir.listFiles(filter)) { 17194 file.delete(); 17195 } 17196 } 17197 17198 @Override 17199 public void deletePackageAsUser(String packageName, int versionCode, 17200 IPackageDeleteObserver observer, int userId, int flags) { 17201 deletePackageVersioned(new VersionedPackage(packageName, versionCode), 17202 new LegacyPackageDeleteObserver(observer).getBinder(), userId, flags); 17203 } 17204 17205 @Override 17206 public void deletePackageVersioned(VersionedPackage versionedPackage, 17207 final IPackageDeleteObserver2 observer, final int userId, final int deleteFlags) { 17208 mContext.enforceCallingOrSelfPermission( 17209 android.Manifest.permission.DELETE_PACKAGES, null); 17210 Preconditions.checkNotNull(versionedPackage); 17211 Preconditions.checkNotNull(observer); 17212 Preconditions.checkArgumentInRange(versionedPackage.getVersionCode(), 17213 PackageManager.VERSION_CODE_HIGHEST, 17214 Integer.MAX_VALUE, "versionCode must be >= -1"); 17215 17216 final String packageName = versionedPackage.getPackageName(); 17217 // TODO: We will change version code to long, so in the new API it is long 17218 final int versionCode = (int) versionedPackage.getVersionCode(); 17219 final String internalPackageName; 17220 synchronized (mPackages) { 17221 // Normalize package name to handle renamed packages and static libs 17222 internalPackageName = resolveInternalPackageNameLPr(versionedPackage.getPackageName(), 17223 // TODO: We will change version code to long, so in the new API it is long 17224 (int) versionedPackage.getVersionCode()); 17225 } 17226 17227 final int uid = Binder.getCallingUid(); 17228 if (!isOrphaned(internalPackageName) 17229 && !isCallerAllowedToSilentlyUninstall(uid, internalPackageName)) { 17230 try { 17231 final Intent intent = new Intent(Intent.ACTION_UNINSTALL_PACKAGE); 17232 intent.setData(Uri.fromParts(PACKAGE_SCHEME, packageName, null)); 17233 intent.putExtra(PackageInstaller.EXTRA_CALLBACK, observer.asBinder()); 17234 observer.onUserActionRequired(intent); 17235 } catch (RemoteException re) { 17236 } 17237 return; 17238 } 17239 final boolean deleteAllUsers = (deleteFlags & PackageManager.DELETE_ALL_USERS) != 0; 17240 final int[] users = deleteAllUsers ? sUserManager.getUserIds() : new int[]{ userId }; 17241 if (UserHandle.getUserId(uid) != userId || (deleteAllUsers && users.length > 1)) { 17242 mContext.enforceCallingOrSelfPermission( 17243 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, 17244 "deletePackage for user " + userId); 17245 } 17246 17247 if (isUserRestricted(userId, UserManager.DISALLOW_UNINSTALL_APPS)) { 17248 try { 17249 observer.onPackageDeleted(packageName, 17250 PackageManager.DELETE_FAILED_USER_RESTRICTED, null); 17251 } catch (RemoteException re) { 17252 } 17253 return; 17254 } 17255 17256 if (!deleteAllUsers && getBlockUninstallForUser(internalPackageName, userId)) { 17257 try { 17258 observer.onPackageDeleted(packageName, 17259 PackageManager.DELETE_FAILED_OWNER_BLOCKED, null); 17260 } catch (RemoteException re) { 17261 } 17262 return; 17263 } 17264 17265 if (DEBUG_REMOVE) { 17266 Slog.d(TAG, "deletePackageAsUser: pkg=" + internalPackageName + " user=" + userId 17267 + " deleteAllUsers: " + deleteAllUsers + " version=" 17268 + (versionCode == PackageManager.VERSION_CODE_HIGHEST 17269 ? "VERSION_CODE_HIGHEST" : versionCode)); 17270 } 17271 // Queue up an async operation since the package deletion may take a little while. 17272 mHandler.post(new Runnable() { 17273 public void run() { 17274 mHandler.removeCallbacks(this); 17275 int returnCode; 17276 if (!deleteAllUsers) { 17277 returnCode = deletePackageX(internalPackageName, versionCode, 17278 userId, deleteFlags); 17279 } else { 17280 int[] blockUninstallUserIds = getBlockUninstallForUsers( 17281 internalPackageName, users); 17282 // If nobody is blocking uninstall, proceed with delete for all users 17283 if (ArrayUtils.isEmpty(blockUninstallUserIds)) { 17284 returnCode = deletePackageX(internalPackageName, versionCode, 17285 userId, deleteFlags); 17286 } else { 17287 // Otherwise uninstall individually for users with blockUninstalls=false 17288 final int userFlags = deleteFlags & ~PackageManager.DELETE_ALL_USERS; 17289 for (int userId : users) { 17290 if (!ArrayUtils.contains(blockUninstallUserIds, userId)) { 17291 returnCode = deletePackageX(internalPackageName, versionCode, 17292 userId, userFlags); 17293 if (returnCode != PackageManager.DELETE_SUCCEEDED) { 17294 Slog.w(TAG, "Package delete failed for user " + userId 17295 + ", returnCode " + returnCode); 17296 } 17297 } 17298 } 17299 // The app has only been marked uninstalled for certain users. 17300 // We still need to report that delete was blocked 17301 returnCode = PackageManager.DELETE_FAILED_OWNER_BLOCKED; 17302 } 17303 } 17304 try { 17305 observer.onPackageDeleted(packageName, returnCode, null); 17306 } catch (RemoteException e) { 17307 Log.i(TAG, "Observer no longer exists."); 17308 } //end catch 17309 } //end run 17310 }); 17311 } 17312 17313 private String resolveExternalPackageNameLPr(PackageParser.Package pkg) { 17314 if (pkg.staticSharedLibName != null) { 17315 return pkg.manifestPackageName; 17316 } 17317 return pkg.packageName; 17318 } 17319 17320 private String resolveInternalPackageNameLPr(String packageName, int versionCode) { 17321 // Handle renamed packages 17322 String normalizedPackageName = mSettings.getRenamedPackageLPr(packageName); 17323 packageName = normalizedPackageName != null ? normalizedPackageName : packageName; 17324 17325 // Is this a static library? 17326 SparseArray<SharedLibraryEntry> versionedLib = 17327 mStaticLibsByDeclaringPackage.get(packageName); 17328 if (versionedLib == null || versionedLib.size() <= 0) { 17329 return packageName; 17330 } 17331 17332 // Figure out which lib versions the caller can see 17333 SparseIntArray versionsCallerCanSee = null; 17334 final int callingAppId = UserHandle.getAppId(Binder.getCallingUid()); 17335 if (callingAppId != Process.SYSTEM_UID && callingAppId != Process.SHELL_UID 17336 && callingAppId != Process.ROOT_UID) { 17337 versionsCallerCanSee = new SparseIntArray(); 17338 String libName = versionedLib.valueAt(0).info.getName(); 17339 String[] uidPackages = getPackagesForUid(Binder.getCallingUid()); 17340 if (uidPackages != null) { 17341 for (String uidPackage : uidPackages) { 17342 PackageSetting ps = mSettings.getPackageLPr(uidPackage); 17343 final int libIdx = ArrayUtils.indexOf(ps.usesStaticLibraries, libName); 17344 if (libIdx >= 0) { 17345 final int libVersion = ps.usesStaticLibrariesVersions[libIdx]; 17346 versionsCallerCanSee.append(libVersion, libVersion); 17347 } 17348 } 17349 } 17350 } 17351 17352 // Caller can see nothing - done 17353 if (versionsCallerCanSee != null && versionsCallerCanSee.size() <= 0) { 17354 return packageName; 17355 } 17356 17357 // Find the version the caller can see and the app version code 17358 SharedLibraryEntry highestVersion = null; 17359 final int versionCount = versionedLib.size(); 17360 for (int i = 0; i < versionCount; i++) { 17361 SharedLibraryEntry libEntry = versionedLib.valueAt(i); 17362 if (versionsCallerCanSee != null && versionsCallerCanSee.indexOfKey( 17363 libEntry.info.getVersion()) < 0) { 17364 continue; 17365 } 17366 // TODO: We will change version code to long, so in the new API it is long 17367 final int libVersionCode = (int) libEntry.info.getDeclaringPackage().getVersionCode(); 17368 if (versionCode != PackageManager.VERSION_CODE_HIGHEST) { 17369 if (libVersionCode == versionCode) { 17370 return libEntry.apk; 17371 } 17372 } else if (highestVersion == null) { 17373 highestVersion = libEntry; 17374 } else if (libVersionCode > highestVersion.info 17375 .getDeclaringPackage().getVersionCode()) { 17376 highestVersion = libEntry; 17377 } 17378 } 17379 17380 if (highestVersion != null) { 17381 return highestVersion.apk; 17382 } 17383 17384 return packageName; 17385 } 17386 17387 private boolean isCallerAllowedToSilentlyUninstall(int callingUid, String pkgName) { 17388 if (callingUid == Process.SHELL_UID || callingUid == Process.ROOT_UID 17389 || callingUid == Process.SYSTEM_UID) { 17390 return true; 17391 } 17392 final int callingUserId = UserHandle.getUserId(callingUid); 17393 // If the caller installed the pkgName, then allow it to silently uninstall. 17394 if (callingUid == getPackageUid(getInstallerPackageName(pkgName), 0, callingUserId)) { 17395 return true; 17396 } 17397 17398 // Allow package verifier to silently uninstall. 17399 if (mRequiredVerifierPackage != null && 17400 callingUid == getPackageUid(mRequiredVerifierPackage, 0, callingUserId)) { 17401 return true; 17402 } 17403 17404 // Allow package uninstaller to silently uninstall. 17405 if (mRequiredUninstallerPackage != null && 17406 callingUid == getPackageUid(mRequiredUninstallerPackage, 0, callingUserId)) { 17407 return true; 17408 } 17409 17410 // Allow storage manager to silently uninstall. 17411 if (mStorageManagerPackage != null && 17412 callingUid == getPackageUid(mStorageManagerPackage, 0, callingUserId)) { 17413 return true; 17414 } 17415 return false; 17416 } 17417 17418 private int[] getBlockUninstallForUsers(String packageName, int[] userIds) { 17419 int[] result = EMPTY_INT_ARRAY; 17420 for (int userId : userIds) { 17421 if (getBlockUninstallForUser(packageName, userId)) { 17422 result = ArrayUtils.appendInt(result, userId); 17423 } 17424 } 17425 return result; 17426 } 17427 17428 @Override 17429 public boolean isPackageDeviceAdminOnAnyUser(String packageName) { 17430 return isPackageDeviceAdmin(packageName, UserHandle.USER_ALL); 17431 } 17432 17433 private boolean isPackageDeviceAdmin(String packageName, int userId) { 17434 IDevicePolicyManager dpm = IDevicePolicyManager.Stub.asInterface( 17435 ServiceManager.getService(Context.DEVICE_POLICY_SERVICE)); 17436 try { 17437 if (dpm != null) { 17438 final ComponentName deviceOwnerComponentName = dpm.getDeviceOwnerComponent( 17439 /* callingUserOnly =*/ false); 17440 final String deviceOwnerPackageName = deviceOwnerComponentName == null ? null 17441 : deviceOwnerComponentName.getPackageName(); 17442 // Does the package contains the device owner? 17443 // TODO Do we have to do it even if userId != UserHandle.USER_ALL? Otherwise, 17444 // this check is probably not needed, since DO should be registered as a device 17445 // admin on some user too. (Original bug for this: b/17657954) 17446 if (packageName.equals(deviceOwnerPackageName)) { 17447 return true; 17448 } 17449 // Does it contain a device admin for any user? 17450 int[] users; 17451 if (userId == UserHandle.USER_ALL) { 17452 users = sUserManager.getUserIds(); 17453 } else { 17454 users = new int[]{userId}; 17455 } 17456 for (int i = 0; i < users.length; ++i) { 17457 if (dpm.packageHasActiveAdmins(packageName, users[i])) { 17458 return true; 17459 } 17460 } 17461 } 17462 } catch (RemoteException e) { 17463 } 17464 return false; 17465 } 17466 17467 private boolean shouldKeepUninstalledPackageLPr(String packageName) { 17468 return mKeepUninstalledPackages != null && mKeepUninstalledPackages.contains(packageName); 17469 } 17470 17471 /** 17472 * This method is an internal method that could be get invoked either 17473 * to delete an installed package or to clean up a failed installation. 17474 * After deleting an installed package, a broadcast is sent to notify any 17475 * listeners that the package has been removed. For cleaning up a failed 17476 * installation, the broadcast is not necessary since the package's 17477 * installation wouldn't have sent the initial broadcast either 17478 * The key steps in deleting a package are 17479 * deleting the package information in internal structures like mPackages, 17480 * deleting the packages base directories through installd 17481 * updating mSettings to reflect current status 17482 * persisting settings for later use 17483 * sending a broadcast if necessary 17484 */ 17485 private int deletePackageX(String packageName, int versionCode, int userId, int deleteFlags) { 17486 final PackageRemovedInfo info = new PackageRemovedInfo(); 17487 final boolean res; 17488 17489 final int removeUser = (deleteFlags & PackageManager.DELETE_ALL_USERS) != 0 17490 ? UserHandle.USER_ALL : userId; 17491 17492 if (isPackageDeviceAdmin(packageName, removeUser)) { 17493 Slog.w(TAG, "Not removing package " + packageName + ": has active device admin"); 17494 return PackageManager.DELETE_FAILED_DEVICE_POLICY_MANAGER; 17495 } 17496 17497 PackageSetting uninstalledPs = null; 17498 17499 // for the uninstall-updates case and restricted profiles, remember the per- 17500 // user handle installed state 17501 int[] allUsers; 17502 synchronized (mPackages) { 17503 uninstalledPs = mSettings.mPackages.get(packageName); 17504 if (uninstalledPs == null) { 17505 Slog.w(TAG, "Not removing non-existent package " + packageName); 17506 return PackageManager.DELETE_FAILED_INTERNAL_ERROR; 17507 } 17508 17509 if (versionCode != PackageManager.VERSION_CODE_HIGHEST 17510 && uninstalledPs.versionCode != versionCode) { 17511 Slog.w(TAG, "Not removing package " + packageName + " with versionCode " 17512 + uninstalledPs.versionCode + " != " + versionCode); 17513 return PackageManager.DELETE_FAILED_INTERNAL_ERROR; 17514 } 17515 17516 // Static shared libs can be declared by any package, so let us not 17517 // allow removing a package if it provides a lib others depend on. 17518 PackageParser.Package pkg = mPackages.get(packageName); 17519 if (pkg != null && pkg.staticSharedLibName != null) { 17520 SharedLibraryEntry libEntry = getSharedLibraryEntryLPr(pkg.staticSharedLibName, 17521 pkg.staticSharedLibVersion); 17522 if (libEntry != null) { 17523 List<VersionedPackage> libClientPackages = getPackagesUsingSharedLibraryLPr( 17524 libEntry.info, 0, userId); 17525 if (!ArrayUtils.isEmpty(libClientPackages)) { 17526 Slog.w(TAG, "Not removing package " + pkg.manifestPackageName 17527 + " hosting lib " + libEntry.info.getName() + " version " 17528 + libEntry.info.getVersion() + " used by " + libClientPackages); 17529 return PackageManager.DELETE_FAILED_USED_SHARED_LIBRARY; 17530 } 17531 } 17532 } 17533 17534 allUsers = sUserManager.getUserIds(); 17535 info.origUsers = uninstalledPs.queryInstalledUsers(allUsers, true); 17536 } 17537 17538 final int freezeUser; 17539 if (isUpdatedSystemApp(uninstalledPs) 17540 && ((deleteFlags & PackageManager.DELETE_SYSTEM_APP) == 0)) { 17541 // We're downgrading a system app, which will apply to all users, so 17542 // freeze them all during the downgrade 17543 freezeUser = UserHandle.USER_ALL; 17544 } else { 17545 freezeUser = removeUser; 17546 } 17547 17548 synchronized (mInstallLock) { 17549 if (DEBUG_REMOVE) Slog.d(TAG, "deletePackageX: pkg=" + packageName + " user=" + userId); 17550 try (PackageFreezer freezer = freezePackageForDelete(packageName, freezeUser, 17551 deleteFlags, "deletePackageX")) { 17552 res = deletePackageLIF(packageName, UserHandle.of(removeUser), true, allUsers, 17553 deleteFlags | FLAGS_REMOVE_CHATTY, info, true, null); 17554 } 17555 synchronized (mPackages) { 17556 if (res) { 17557 mInstantAppRegistry.onPackageUninstalledLPw(uninstalledPs.pkg, 17558 info.removedUsers); 17559 updateSequenceNumberLP(packageName, info.removedUsers); 17560 } 17561 } 17562 } 17563 17564 if (res) { 17565 final boolean killApp = (deleteFlags & PackageManager.DELETE_DONT_KILL_APP) == 0; 17566 info.sendPackageRemovedBroadcasts(killApp); 17567 info.sendSystemPackageUpdatedBroadcasts(); 17568 info.sendSystemPackageAppearedBroadcasts(); 17569 } 17570 // Force a gc here. 17571 Runtime.getRuntime().gc(); 17572 // Delete the resources here after sending the broadcast to let 17573 // other processes clean up before deleting resources. 17574 if (info.args != null) { 17575 synchronized (mInstallLock) { 17576 info.args.doPostDeleteLI(true); 17577 } 17578 } 17579 17580 return res ? PackageManager.DELETE_SUCCEEDED : PackageManager.DELETE_FAILED_INTERNAL_ERROR; 17581 } 17582 17583 class PackageRemovedInfo { 17584 String removedPackage; 17585 int uid = -1; 17586 int removedAppId = -1; 17587 int[] origUsers; 17588 int[] removedUsers = null; 17589 SparseArray<Integer> installReasons; 17590 boolean isRemovedPackageSystemUpdate = false; 17591 boolean isUpdate; 17592 boolean dataRemoved; 17593 boolean removedForAllUsers; 17594 boolean isStaticSharedLib; 17595 // Clean up resources deleted packages. 17596 InstallArgs args = null; 17597 ArrayMap<String, PackageRemovedInfo> removedChildPackages; 17598 ArrayMap<String, PackageInstalledInfo> appearedChildPackages; 17599 17600 void sendPackageRemovedBroadcasts(boolean killApp) { 17601 sendPackageRemovedBroadcastInternal(killApp); 17602 final int childCount = removedChildPackages != null ? removedChildPackages.size() : 0; 17603 for (int i = 0; i < childCount; i++) { 17604 PackageRemovedInfo childInfo = removedChildPackages.valueAt(i); 17605 childInfo.sendPackageRemovedBroadcastInternal(killApp); 17606 } 17607 } 17608 17609 void sendSystemPackageUpdatedBroadcasts() { 17610 if (isRemovedPackageSystemUpdate) { 17611 sendSystemPackageUpdatedBroadcastsInternal(); 17612 final int childCount = (removedChildPackages != null) 17613 ? removedChildPackages.size() : 0; 17614 for (int i = 0; i < childCount; i++) { 17615 PackageRemovedInfo childInfo = removedChildPackages.valueAt(i); 17616 if (childInfo.isRemovedPackageSystemUpdate) { 17617 childInfo.sendSystemPackageUpdatedBroadcastsInternal(); 17618 } 17619 } 17620 } 17621 } 17622 17623 void sendSystemPackageAppearedBroadcasts() { 17624 final int packageCount = (appearedChildPackages != null) 17625 ? appearedChildPackages.size() : 0; 17626 for (int i = 0; i < packageCount; i++) { 17627 PackageInstalledInfo installedInfo = appearedChildPackages.valueAt(i); 17628 sendPackageAddedForNewUsers(installedInfo.name, true, 17629 UserHandle.getAppId(installedInfo.uid), installedInfo.newUsers); 17630 } 17631 } 17632 17633 private void sendSystemPackageUpdatedBroadcastsInternal() { 17634 Bundle extras = new Bundle(2); 17635 extras.putInt(Intent.EXTRA_UID, removedAppId >= 0 ? removedAppId : uid); 17636 extras.putBoolean(Intent.EXTRA_REPLACING, true); 17637 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, removedPackage, 17638 extras, 0, null, null, null); 17639 sendPackageBroadcast(Intent.ACTION_PACKAGE_REPLACED, removedPackage, 17640 extras, 0, null, null, null); 17641 sendPackageBroadcast(Intent.ACTION_MY_PACKAGE_REPLACED, null, 17642 null, 0, removedPackage, null, null); 17643 } 17644 17645 private void sendPackageRemovedBroadcastInternal(boolean killApp) { 17646 // Don't send static shared library removal broadcasts as these 17647 // libs are visible only the the apps that depend on them an one 17648 // cannot remove the library if it has a dependency. 17649 if (isStaticSharedLib) { 17650 return; 17651 } 17652 Bundle extras = new Bundle(2); 17653 extras.putInt(Intent.EXTRA_UID, removedAppId >= 0 ? removedAppId : uid); 17654 extras.putBoolean(Intent.EXTRA_DATA_REMOVED, dataRemoved); 17655 extras.putBoolean(Intent.EXTRA_DONT_KILL_APP, !killApp); 17656 if (isUpdate || isRemovedPackageSystemUpdate) { 17657 extras.putBoolean(Intent.EXTRA_REPLACING, true); 17658 } 17659 extras.putBoolean(Intent.EXTRA_REMOVED_FOR_ALL_USERS, removedForAllUsers); 17660 if (removedPackage != null) { 17661 sendPackageBroadcast(Intent.ACTION_PACKAGE_REMOVED, removedPackage, 17662 extras, 0, null, null, removedUsers); 17663 if (dataRemoved && !isRemovedPackageSystemUpdate) { 17664 sendPackageBroadcast(Intent.ACTION_PACKAGE_FULLY_REMOVED, 17665 removedPackage, extras, Intent.FLAG_RECEIVER_INCLUDE_BACKGROUND, 17666 null, null, removedUsers); 17667 } 17668 } 17669 if (removedAppId >= 0) { 17670 sendPackageBroadcast(Intent.ACTION_UID_REMOVED, null, extras, 0, null, null, 17671 removedUsers); 17672 } 17673 } 17674 } 17675 17676 /* 17677 * This method deletes the package from internal data structures. If the DONT_DELETE_DATA 17678 * flag is not set, the data directory is removed as well. 17679 * make sure this flag is set for partially installed apps. If not its meaningless to 17680 * delete a partially installed application. 17681 */ 17682 private void removePackageDataLIF(PackageSetting ps, int[] allUserHandles, 17683 PackageRemovedInfo outInfo, int flags, boolean writeSettings) { 17684 String packageName = ps.name; 17685 if (DEBUG_REMOVE) Slog.d(TAG, "removePackageDataLI: " + ps); 17686 // Retrieve object to delete permissions for shared user later on 17687 final PackageParser.Package deletedPkg; 17688 final PackageSetting deletedPs; 17689 // reader 17690 synchronized (mPackages) { 17691 deletedPkg = mPackages.get(packageName); 17692 deletedPs = mSettings.mPackages.get(packageName); 17693 if (outInfo != null) { 17694 outInfo.removedPackage = packageName; 17695 outInfo.isStaticSharedLib = deletedPkg != null 17696 && deletedPkg.staticSharedLibName != null; 17697 outInfo.removedUsers = deletedPs != null 17698 ? deletedPs.queryInstalledUsers(sUserManager.getUserIds(), true) 17699 : null; 17700 } 17701 } 17702 17703 removePackageLI(ps, (flags & FLAGS_REMOVE_CHATTY) != 0); 17704 17705 if ((flags & PackageManager.DELETE_KEEP_DATA) == 0) { 17706 final PackageParser.Package resolvedPkg; 17707 if (deletedPkg != null) { 17708 resolvedPkg = deletedPkg; 17709 } else { 17710 // We don't have a parsed package when it lives on an ejected 17711 // adopted storage device, so fake something together 17712 resolvedPkg = new PackageParser.Package(ps.name); 17713 resolvedPkg.setVolumeUuid(ps.volumeUuid); 17714 } 17715 destroyAppDataLIF(resolvedPkg, UserHandle.USER_ALL, 17716 StorageManager.FLAG_STORAGE_DE | StorageManager.FLAG_STORAGE_CE); 17717 destroyAppProfilesLIF(resolvedPkg, UserHandle.USER_ALL); 17718 if (outInfo != null) { 17719 outInfo.dataRemoved = true; 17720 } 17721 schedulePackageCleaning(packageName, UserHandle.USER_ALL, true); 17722 } 17723 17724 int removedAppId = -1; 17725 17726 // writer 17727 synchronized (mPackages) { 17728 boolean installedStateChanged = false; 17729 if (deletedPs != null) { 17730 if ((flags&PackageManager.DELETE_KEEP_DATA) == 0) { 17731 clearIntentFilterVerificationsLPw(deletedPs.name, UserHandle.USER_ALL); 17732 clearDefaultBrowserIfNeeded(packageName); 17733 mSettings.mKeySetManagerService.removeAppKeySetDataLPw(packageName); 17734 removedAppId = mSettings.removePackageLPw(packageName); 17735 if (outInfo != null) { 17736 outInfo.removedAppId = removedAppId; 17737 } 17738 updatePermissionsLPw(deletedPs.name, null, 0); 17739 if (deletedPs.sharedUser != null) { 17740 // Remove permissions associated with package. Since runtime 17741 // permissions are per user we have to kill the removed package 17742 // or packages running under the shared user of the removed 17743 // package if revoking the permissions requested only by the removed 17744 // package is successful and this causes a change in gids. 17745 for (int userId : UserManagerService.getInstance().getUserIds()) { 17746 final int userIdToKill = mSettings.updateSharedUserPermsLPw(deletedPs, 17747 userId); 17748 if (userIdToKill == UserHandle.USER_ALL 17749 || userIdToKill >= UserHandle.USER_SYSTEM) { 17750 // If gids changed for this user, kill all affected packages. 17751 mHandler.post(new Runnable() { 17752 @Override 17753 public void run() { 17754 // This has to happen with no lock held. 17755 killApplication(deletedPs.name, deletedPs.appId, 17756 KILL_APP_REASON_GIDS_CHANGED); 17757 } 17758 }); 17759 break; 17760 } 17761 } 17762 } 17763 clearPackagePreferredActivitiesLPw(deletedPs.name, UserHandle.USER_ALL); 17764 } 17765 // make sure to preserve per-user disabled state if this removal was just 17766 // a downgrade of a system app to the factory package 17767 if (allUserHandles != null && outInfo != null && outInfo.origUsers != null) { 17768 if (DEBUG_REMOVE) { 17769 Slog.d(TAG, "Propagating install state across downgrade"); 17770 } 17771 for (int userId : allUserHandles) { 17772 final boolean installed = ArrayUtils.contains(outInfo.origUsers, userId); 17773 if (DEBUG_REMOVE) { 17774 Slog.d(TAG, " user " + userId + " => " + installed); 17775 } 17776 if (installed != ps.getInstalled(userId)) { 17777 installedStateChanged = true; 17778 } 17779 ps.setInstalled(installed, userId); 17780 } 17781 } 17782 } 17783 // can downgrade to reader 17784 if (writeSettings) { 17785 // Save settings now 17786 mSettings.writeLPr(); 17787 } 17788 if (installedStateChanged) { 17789 mSettings.writeKernelMappingLPr(ps); 17790 } 17791 } 17792 if (removedAppId != -1) { 17793 // A user ID was deleted here. Go through all users and remove it 17794 // from KeyStore. 17795 removeKeystoreDataIfNeeded(UserHandle.USER_ALL, removedAppId); 17796 } 17797 } 17798 17799 static boolean locationIsPrivileged(File path) { 17800 try { 17801 final String privilegedAppDir = new File(Environment.getRootDirectory(), "priv-app") 17802 .getCanonicalPath(); 17803 return path.getCanonicalPath().startsWith(privilegedAppDir); 17804 } catch (IOException e) { 17805 Slog.e(TAG, "Unable to access code path " + path); 17806 } 17807 return false; 17808 } 17809 17810 /* 17811 * Tries to delete system package. 17812 */ 17813 private boolean deleteSystemPackageLIF(PackageParser.Package deletedPkg, 17814 PackageSetting deletedPs, int[] allUserHandles, int flags, PackageRemovedInfo outInfo, 17815 boolean writeSettings) { 17816 if (deletedPs.parentPackageName != null) { 17817 Slog.w(TAG, "Attempt to delete child system package " + deletedPkg.packageName); 17818 return false; 17819 } 17820 17821 final boolean applyUserRestrictions 17822 = (allUserHandles != null) && (outInfo.origUsers != null); 17823 final PackageSetting disabledPs; 17824 // Confirm if the system package has been updated 17825 // An updated system app can be deleted. This will also have to restore 17826 // the system pkg from system partition 17827 // reader 17828 synchronized (mPackages) { 17829 disabledPs = mSettings.getDisabledSystemPkgLPr(deletedPs.name); 17830 } 17831 17832 if (DEBUG_REMOVE) Slog.d(TAG, "deleteSystemPackageLI: newPs=" + deletedPkg.packageName 17833 + " disabledPs=" + disabledPs); 17834 17835 if (disabledPs == null) { 17836 Slog.w(TAG, "Attempt to delete unknown system package "+ deletedPkg.packageName); 17837 return false; 17838 } else if (DEBUG_REMOVE) { 17839 Slog.d(TAG, "Deleting system pkg from data partition"); 17840 } 17841 17842 if (DEBUG_REMOVE) { 17843 if (applyUserRestrictions) { 17844 Slog.d(TAG, "Remembering install states:"); 17845 for (int userId : allUserHandles) { 17846 final boolean finstalled = ArrayUtils.contains(outInfo.origUsers, userId); 17847 Slog.d(TAG, " u=" + userId + " inst=" + finstalled); 17848 } 17849 } 17850 } 17851 17852 // Delete the updated package 17853 outInfo.isRemovedPackageSystemUpdate = true; 17854 if (outInfo.removedChildPackages != null) { 17855 final int childCount = (deletedPs.childPackageNames != null) 17856 ? deletedPs.childPackageNames.size() : 0; 17857 for (int i = 0; i < childCount; i++) { 17858 String childPackageName = deletedPs.childPackageNames.get(i); 17859 if (disabledPs.childPackageNames != null && disabledPs.childPackageNames 17860 .contains(childPackageName)) { 17861 PackageRemovedInfo childInfo = outInfo.removedChildPackages.get( 17862 childPackageName); 17863 if (childInfo != null) { 17864 childInfo.isRemovedPackageSystemUpdate = true; 17865 } 17866 } 17867 } 17868 } 17869 17870 if (disabledPs.versionCode < deletedPs.versionCode) { 17871 // Delete data for downgrades 17872 flags &= ~PackageManager.DELETE_KEEP_DATA; 17873 } else { 17874 // Preserve data by setting flag 17875 flags |= PackageManager.DELETE_KEEP_DATA; 17876 } 17877 17878 boolean ret = deleteInstalledPackageLIF(deletedPs, true, flags, allUserHandles, 17879 outInfo, writeSettings, disabledPs.pkg); 17880 if (!ret) { 17881 return false; 17882 } 17883 17884 // writer 17885 synchronized (mPackages) { 17886 // Reinstate the old system package 17887 enableSystemPackageLPw(disabledPs.pkg); 17888 // Remove any native libraries from the upgraded package. 17889 removeNativeBinariesLI(deletedPs); 17890 } 17891 17892 // Install the system package 17893 if (DEBUG_REMOVE) Slog.d(TAG, "Re-installing system package: " + disabledPs); 17894 int parseFlags = mDefParseFlags 17895 | PackageParser.PARSE_MUST_BE_APK 17896 | PackageParser.PARSE_IS_SYSTEM 17897 | PackageParser.PARSE_IS_SYSTEM_DIR; 17898 if (locationIsPrivileged(disabledPs.codePath)) { 17899 parseFlags |= PackageParser.PARSE_IS_PRIVILEGED; 17900 } 17901 17902 final PackageParser.Package newPkg; 17903 try { 17904 newPkg = scanPackageTracedLI(disabledPs.codePath, parseFlags, 0 /* scanFlags */, 17905 0 /* currentTime */, null); 17906 } catch (PackageManagerException e) { 17907 Slog.w(TAG, "Failed to restore system package:" + deletedPkg.packageName + ": " 17908 + e.getMessage()); 17909 return false; 17910 } 17911 17912 try { 17913 // update shared libraries for the newly re-installed system package 17914 updateSharedLibrariesLPr(newPkg, null); 17915 } catch (PackageManagerException e) { 17916 Slog.e(TAG, "updateAllSharedLibrariesLPw failed: " + e.getMessage()); 17917 } 17918 17919 prepareAppDataAfterInstallLIF(newPkg); 17920 17921 // writer 17922 synchronized (mPackages) { 17923 PackageSetting ps = mSettings.mPackages.get(newPkg.packageName); 17924 17925 // Propagate the permissions state as we do not want to drop on the floor 17926 // runtime permissions. The update permissions method below will take 17927 // care of removing obsolete permissions and grant install permissions. 17928 ps.getPermissionsState().copyFrom(deletedPs.getPermissionsState()); 17929 updatePermissionsLPw(newPkg.packageName, newPkg, 17930 UPDATE_PERMISSIONS_ALL | UPDATE_PERMISSIONS_REPLACE_PKG); 17931 17932 if (applyUserRestrictions) { 17933 boolean installedStateChanged = false; 17934 if (DEBUG_REMOVE) { 17935 Slog.d(TAG, "Propagating install state across reinstall"); 17936 } 17937 for (int userId : allUserHandles) { 17938 final boolean installed = ArrayUtils.contains(outInfo.origUsers, userId); 17939 if (DEBUG_REMOVE) { 17940 Slog.d(TAG, " user " + userId + " => " + installed); 17941 } 17942 if (installed != ps.getInstalled(userId)) { 17943 installedStateChanged = true; 17944 } 17945 ps.setInstalled(installed, userId); 17946 17947 mSettings.writeRuntimePermissionsForUserLPr(userId, false); 17948 } 17949 // Regardless of writeSettings we need to ensure that this restriction 17950 // state propagation is persisted 17951 mSettings.writeAllUsersPackageRestrictionsLPr(); 17952 if (installedStateChanged) { 17953 mSettings.writeKernelMappingLPr(ps); 17954 } 17955 } 17956 // can downgrade to reader here 17957 if (writeSettings) { 17958 mSettings.writeLPr(); 17959 } 17960 } 17961 return true; 17962 } 17963 17964 private boolean deleteInstalledPackageLIF(PackageSetting ps, 17965 boolean deleteCodeAndResources, int flags, int[] allUserHandles, 17966 PackageRemovedInfo outInfo, boolean writeSettings, 17967 PackageParser.Package replacingPackage) { 17968 synchronized (mPackages) { 17969 if (outInfo != null) { 17970 outInfo.uid = ps.appId; 17971 } 17972 17973 if (outInfo != null && outInfo.removedChildPackages != null) { 17974 final int childCount = (ps.childPackageNames != null) 17975 ? ps.childPackageNames.size() : 0; 17976 for (int i = 0; i < childCount; i++) { 17977 String childPackageName = ps.childPackageNames.get(i); 17978 PackageSetting childPs = mSettings.mPackages.get(childPackageName); 17979 if (childPs == null) { 17980 return false; 17981 } 17982 PackageRemovedInfo childInfo = outInfo.removedChildPackages.get( 17983 childPackageName); 17984 if (childInfo != null) { 17985 childInfo.uid = childPs.appId; 17986 } 17987 } 17988 } 17989 } 17990 17991 // Delete package data from internal structures and also remove data if flag is set 17992 removePackageDataLIF(ps, allUserHandles, outInfo, flags, writeSettings); 17993 17994 // Delete the child packages data 17995 final int childCount = (ps.childPackageNames != null) ? ps.childPackageNames.size() : 0; 17996 for (int i = 0; i < childCount; i++) { 17997 PackageSetting childPs; 17998 synchronized (mPackages) { 17999 childPs = mSettings.getPackageLPr(ps.childPackageNames.get(i)); 18000 } 18001 if (childPs != null) { 18002 PackageRemovedInfo childOutInfo = (outInfo != null 18003 && outInfo.removedChildPackages != null) 18004 ? outInfo.removedChildPackages.get(childPs.name) : null; 18005 final int deleteFlags = (flags & DELETE_KEEP_DATA) != 0 18006 && (replacingPackage != null 18007 && !replacingPackage.hasChildPackage(childPs.name)) 18008 ? flags & ~DELETE_KEEP_DATA : flags; 18009 removePackageDataLIF(childPs, allUserHandles, childOutInfo, 18010 deleteFlags, writeSettings); 18011 } 18012 } 18013 18014 // Delete application code and resources only for parent packages 18015 if (ps.parentPackageName == null) { 18016 if (deleteCodeAndResources && (outInfo != null)) { 18017 outInfo.args = createInstallArgsForExisting(packageFlagsToInstallFlags(ps), 18018 ps.codePathString, ps.resourcePathString, getAppDexInstructionSets(ps)); 18019 if (DEBUG_SD_INSTALL) Slog.i(TAG, "args=" + outInfo.args); 18020 } 18021 } 18022 18023 return true; 18024 } 18025 18026 @Override 18027 public boolean setBlockUninstallForUser(String packageName, boolean blockUninstall, 18028 int userId) { 18029 mContext.enforceCallingOrSelfPermission( 18030 android.Manifest.permission.DELETE_PACKAGES, null); 18031 synchronized (mPackages) { 18032 PackageSetting ps = mSettings.mPackages.get(packageName); 18033 if (ps == null) { 18034 Log.i(TAG, "Package doesn't exist in set block uninstall " + packageName); 18035 return false; 18036 } 18037 // Cannot block uninstall of static shared libs as they are 18038 // considered a part of the using app (emulating static linking). 18039 // Also static libs are installed always on internal storage. 18040 PackageParser.Package pkg = mPackages.get(packageName); 18041 if (pkg != null && pkg.staticSharedLibName != null) { 18042 Slog.w(TAG, "Cannot block uninstall of package: " + packageName 18043 + " providing static shared library: " + pkg.staticSharedLibName); 18044 return false; 18045 } 18046 if (!ps.getInstalled(userId)) { 18047 // Can't block uninstall for an app that is not installed or enabled. 18048 Log.i(TAG, "Package not installed in set block uninstall " + packageName); 18049 return false; 18050 } 18051 ps.setBlockUninstall(blockUninstall, userId); 18052 mSettings.writePackageRestrictionsLPr(userId); 18053 } 18054 return true; 18055 } 18056 18057 @Override 18058 public boolean getBlockUninstallForUser(String packageName, int userId) { 18059 synchronized (mPackages) { 18060 PackageSetting ps = mSettings.mPackages.get(packageName); 18061 if (ps == null) { 18062 Log.i(TAG, "Package doesn't exist in get block uninstall " + packageName); 18063 return false; 18064 } 18065 return ps.getBlockUninstall(userId); 18066 } 18067 } 18068 18069 @Override 18070 public boolean setRequiredForSystemUser(String packageName, boolean systemUserApp) { 18071 int callingUid = Binder.getCallingUid(); 18072 if (callingUid != Process.SYSTEM_UID && callingUid != Process.ROOT_UID) { 18073 throw new SecurityException( 18074 "setRequiredForSystemUser can only be run by the system or root"); 18075 } 18076 synchronized (mPackages) { 18077 PackageSetting ps = mSettings.mPackages.get(packageName); 18078 if (ps == null) { 18079 Log.w(TAG, "Package doesn't exist: " + packageName); 18080 return false; 18081 } 18082 if (systemUserApp) { 18083 ps.pkgPrivateFlags |= ApplicationInfo.PRIVATE_FLAG_REQUIRED_FOR_SYSTEM_USER; 18084 } else { 18085 ps.pkgPrivateFlags &= ~ApplicationInfo.PRIVATE_FLAG_REQUIRED_FOR_SYSTEM_USER; 18086 } 18087 mSettings.writeLPr(); 18088 } 18089 return true; 18090 } 18091 18092 /* 18093 * This method handles package deletion in general 18094 */ 18095 private boolean deletePackageLIF(String packageName, UserHandle user, 18096 boolean deleteCodeAndResources, int[] allUserHandles, int flags, 18097 PackageRemovedInfo outInfo, boolean writeSettings, 18098 PackageParser.Package replacingPackage) { 18099 if (packageName == null) { 18100 Slog.w(TAG, "Attempt to delete null packageName."); 18101 return false; 18102 } 18103 18104 if (DEBUG_REMOVE) Slog.d(TAG, "deletePackageLI: " + packageName + " user " + user); 18105 18106 PackageSetting ps; 18107 synchronized (mPackages) { 18108 ps = mSettings.mPackages.get(packageName); 18109 if (ps == null) { 18110 Slog.w(TAG, "Package named '" + packageName + "' doesn't exist."); 18111 return false; 18112 } 18113 18114 if (ps.parentPackageName != null && (!isSystemApp(ps) 18115 || (flags & PackageManager.DELETE_SYSTEM_APP) != 0)) { 18116 if (DEBUG_REMOVE) { 18117 Slog.d(TAG, "Uninstalled child package:" + packageName + " for user:" 18118 + ((user == null) ? UserHandle.USER_ALL : user)); 18119 } 18120 final int removedUserId = (user != null) ? user.getIdentifier() 18121 : UserHandle.USER_ALL; 18122 if (!clearPackageStateForUserLIF(ps, removedUserId, outInfo)) { 18123 return false; 18124 } 18125 markPackageUninstalledForUserLPw(ps, user); 18126 scheduleWritePackageRestrictionsLocked(user); 18127 return true; 18128 } 18129 } 18130 18131 if (((!isSystemApp(ps) || (flags&PackageManager.DELETE_SYSTEM_APP) != 0) && user != null 18132 && user.getIdentifier() != UserHandle.USER_ALL)) { 18133 // The caller is asking that the package only be deleted for a single 18134 // user. To do this, we just mark its uninstalled state and delete 18135 // its data. If this is a system app, we only allow this to happen if 18136 // they have set the special DELETE_SYSTEM_APP which requests different 18137 // semantics than normal for uninstalling system apps. 18138 markPackageUninstalledForUserLPw(ps, user); 18139 18140 if (!isSystemApp(ps)) { 18141 // Do not uninstall the APK if an app should be cached 18142 boolean keepUninstalledPackage = shouldKeepUninstalledPackageLPr(packageName); 18143 if (ps.isAnyInstalled(sUserManager.getUserIds()) || keepUninstalledPackage) { 18144 // Other user still have this package installed, so all 18145 // we need to do is clear this user's data and save that 18146 // it is uninstalled. 18147 if (DEBUG_REMOVE) Slog.d(TAG, "Still installed by other users"); 18148 if (!clearPackageStateForUserLIF(ps, user.getIdentifier(), outInfo)) { 18149 return false; 18150 } 18151 scheduleWritePackageRestrictionsLocked(user); 18152 return true; 18153 } else { 18154 // We need to set it back to 'installed' so the uninstall 18155 // broadcasts will be sent correctly. 18156 if (DEBUG_REMOVE) Slog.d(TAG, "Not installed by other users, full delete"); 18157 ps.setInstalled(true, user.getIdentifier()); 18158 mSettings.writeKernelMappingLPr(ps); 18159 } 18160 } else { 18161 // This is a system app, so we assume that the 18162 // other users still have this package installed, so all 18163 // we need to do is clear this user's data and save that 18164 // it is uninstalled. 18165 if (DEBUG_REMOVE) Slog.d(TAG, "Deleting system app"); 18166 if (!clearPackageStateForUserLIF(ps, user.getIdentifier(), outInfo)) { 18167 return false; 18168 } 18169 scheduleWritePackageRestrictionsLocked(user); 18170 return true; 18171 } 18172 } 18173 18174 // If we are deleting a composite package for all users, keep track 18175 // of result for each child. 18176 if (ps.childPackageNames != null && outInfo != null) { 18177 synchronized (mPackages) { 18178 final int childCount = ps.childPackageNames.size(); 18179 outInfo.removedChildPackages = new ArrayMap<>(childCount); 18180 for (int i = 0; i < childCount; i++) { 18181 String childPackageName = ps.childPackageNames.get(i); 18182 PackageRemovedInfo childInfo = new PackageRemovedInfo(); 18183 childInfo.removedPackage = childPackageName; 18184 outInfo.removedChildPackages.put(childPackageName, childInfo); 18185 PackageSetting childPs = mSettings.getPackageLPr(childPackageName); 18186 if (childPs != null) { 18187 childInfo.origUsers = childPs.queryInstalledUsers(allUserHandles, true); 18188 } 18189 } 18190 } 18191 } 18192 18193 boolean ret = false; 18194 if (isSystemApp(ps)) { 18195 if (DEBUG_REMOVE) Slog.d(TAG, "Removing system package: " + ps.name); 18196 // When an updated system application is deleted we delete the existing resources 18197 // as well and fall back to existing code in system partition 18198 ret = deleteSystemPackageLIF(ps.pkg, ps, allUserHandles, flags, outInfo, writeSettings); 18199 } else { 18200 if (DEBUG_REMOVE) Slog.d(TAG, "Removing non-system package: " + ps.name); 18201 ret = deleteInstalledPackageLIF(ps, deleteCodeAndResources, flags, allUserHandles, 18202 outInfo, writeSettings, replacingPackage); 18203 } 18204 18205 // Take a note whether we deleted the package for all users 18206 if (outInfo != null) { 18207 outInfo.removedForAllUsers = mPackages.get(ps.name) == null; 18208 if (outInfo.removedChildPackages != null) { 18209 synchronized (mPackages) { 18210 final int childCount = outInfo.removedChildPackages.size(); 18211 for (int i = 0; i < childCount; i++) { 18212 PackageRemovedInfo childInfo = outInfo.removedChildPackages.valueAt(i); 18213 if (childInfo != null) { 18214 childInfo.removedForAllUsers = mPackages.get( 18215 childInfo.removedPackage) == null; 18216 } 18217 } 18218 } 18219 } 18220 // If we uninstalled an update to a system app there may be some 18221 // child packages that appeared as they are declared in the system 18222 // app but were not declared in the update. 18223 if (isSystemApp(ps)) { 18224 synchronized (mPackages) { 18225 PackageSetting updatedPs = mSettings.getPackageLPr(ps.name); 18226 final int childCount = (updatedPs.childPackageNames != null) 18227 ? updatedPs.childPackageNames.size() : 0; 18228 for (int i = 0; i < childCount; i++) { 18229 String childPackageName = updatedPs.childPackageNames.get(i); 18230 if (outInfo.removedChildPackages == null 18231 || outInfo.removedChildPackages.indexOfKey(childPackageName) < 0) { 18232 PackageSetting childPs = mSettings.getPackageLPr(childPackageName); 18233 if (childPs == null) { 18234 continue; 18235 } 18236 PackageInstalledInfo installRes = new PackageInstalledInfo(); 18237 installRes.name = childPackageName; 18238 installRes.newUsers = childPs.queryInstalledUsers(allUserHandles, true); 18239 installRes.pkg = mPackages.get(childPackageName); 18240 installRes.uid = childPs.pkg.applicationInfo.uid; 18241 if (outInfo.appearedChildPackages == null) { 18242 outInfo.appearedChildPackages = new ArrayMap<>(); 18243 } 18244 outInfo.appearedChildPackages.put(childPackageName, installRes); 18245 } 18246 } 18247 } 18248 } 18249 } 18250 18251 return ret; 18252 } 18253 18254 private void markPackageUninstalledForUserLPw(PackageSetting ps, UserHandle user) { 18255 final int[] userIds = (user == null || user.getIdentifier() == UserHandle.USER_ALL) 18256 ? sUserManager.getUserIds() : new int[] {user.getIdentifier()}; 18257 for (int nextUserId : userIds) { 18258 if (DEBUG_REMOVE) { 18259 Slog.d(TAG, "Marking package:" + ps.name + " uninstalled for user:" + nextUserId); 18260 } 18261 ps.setUserState(nextUserId, 0, COMPONENT_ENABLED_STATE_DEFAULT, 18262 false /*installed*/, 18263 true /*stopped*/, 18264 true /*notLaunched*/, 18265 false /*hidden*/, 18266 false /*suspended*/, 18267 false /*instantApp*/, 18268 null /*lastDisableAppCaller*/, 18269 null /*enabledComponents*/, 18270 null /*disabledComponents*/, 18271 false /*blockUninstall*/, 18272 ps.readUserState(nextUserId).domainVerificationStatus, 18273 0, PackageManager.INSTALL_REASON_UNKNOWN); 18274 } 18275 mSettings.writeKernelMappingLPr(ps); 18276 } 18277 18278 private boolean clearPackageStateForUserLIF(PackageSetting ps, int userId, 18279 PackageRemovedInfo outInfo) { 18280 final PackageParser.Package pkg; 18281 synchronized (mPackages) { 18282 pkg = mPackages.get(ps.name); 18283 } 18284 18285 final int[] userIds = (userId == UserHandle.USER_ALL) ? sUserManager.getUserIds() 18286 : new int[] {userId}; 18287 for (int nextUserId : userIds) { 18288 if (DEBUG_REMOVE) { 18289 Slog.d(TAG, "Updating package:" + ps.name + " install state for user:" 18290 + nextUserId); 18291 } 18292 18293 destroyAppDataLIF(pkg, userId, 18294 StorageManager.FLAG_STORAGE_DE | StorageManager.FLAG_STORAGE_CE); 18295 destroyAppProfilesLIF(pkg, userId); 18296 removeKeystoreDataIfNeeded(nextUserId, ps.appId); 18297 schedulePackageCleaning(ps.name, nextUserId, false); 18298 synchronized (mPackages) { 18299 if (clearPackagePreferredActivitiesLPw(ps.name, nextUserId)) { 18300 scheduleWritePackageRestrictionsLocked(nextUserId); 18301 } 18302 resetUserChangesToRuntimePermissionsAndFlagsLPw(ps, nextUserId); 18303 } 18304 } 18305 18306 if (outInfo != null) { 18307 outInfo.removedPackage = ps.name; 18308 outInfo.isStaticSharedLib = pkg != null && pkg.staticSharedLibName != null; 18309 outInfo.removedAppId = ps.appId; 18310 outInfo.removedUsers = userIds; 18311 } 18312 18313 return true; 18314 } 18315 18316 private final class ClearStorageConnection implements ServiceConnection { 18317 IMediaContainerService mContainerService; 18318 18319 @Override 18320 public void onServiceConnected(ComponentName name, IBinder service) { 18321 synchronized (this) { 18322 mContainerService = IMediaContainerService.Stub 18323 .asInterface(Binder.allowBlocking(service)); 18324 notifyAll(); 18325 } 18326 } 18327 18328 @Override 18329 public void onServiceDisconnected(ComponentName name) { 18330 } 18331 } 18332 18333 private void clearExternalStorageDataSync(String packageName, int userId, boolean allData) { 18334 if (DEFAULT_CONTAINER_PACKAGE.equals(packageName)) return; 18335 18336 final boolean mounted; 18337 if (Environment.isExternalStorageEmulated()) { 18338 mounted = true; 18339 } else { 18340 final String status = Environment.getExternalStorageState(); 18341 18342 mounted = status.equals(Environment.MEDIA_MOUNTED) 18343 || status.equals(Environment.MEDIA_MOUNTED_READ_ONLY); 18344 } 18345 18346 if (!mounted) { 18347 return; 18348 } 18349 18350 final Intent containerIntent = new Intent().setComponent(DEFAULT_CONTAINER_COMPONENT); 18351 int[] users; 18352 if (userId == UserHandle.USER_ALL) { 18353 users = sUserManager.getUserIds(); 18354 } else { 18355 users = new int[] { userId }; 18356 } 18357 final ClearStorageConnection conn = new ClearStorageConnection(); 18358 if (mContext.bindServiceAsUser( 18359 containerIntent, conn, Context.BIND_AUTO_CREATE, UserHandle.SYSTEM)) { 18360 try { 18361 for (int curUser : users) { 18362 long timeout = SystemClock.uptimeMillis() + 5000; 18363 synchronized (conn) { 18364 long now; 18365 while (conn.mContainerService == null && 18366 (now = SystemClock.uptimeMillis()) < timeout) { 18367 try { 18368 conn.wait(timeout - now); 18369 } catch (InterruptedException e) { 18370 } 18371 } 18372 } 18373 if (conn.mContainerService == null) { 18374 return; 18375 } 18376 18377 final UserEnvironment userEnv = new UserEnvironment(curUser); 18378 clearDirectory(conn.mContainerService, 18379 userEnv.buildExternalStorageAppCacheDirs(packageName)); 18380 if (allData) { 18381 clearDirectory(conn.mContainerService, 18382 userEnv.buildExternalStorageAppDataDirs(packageName)); 18383 clearDirectory(conn.mContainerService, 18384 userEnv.buildExternalStorageAppMediaDirs(packageName)); 18385 } 18386 } 18387 } finally { 18388 mContext.unbindService(conn); 18389 } 18390 } 18391 } 18392 18393 @Override 18394 public void clearApplicationProfileData(String packageName) { 18395 enforceSystemOrRoot("Only the system can clear all profile data"); 18396 18397 final PackageParser.Package pkg; 18398 synchronized (mPackages) { 18399 pkg = mPackages.get(packageName); 18400 } 18401 18402 try (PackageFreezer freezer = freezePackage(packageName, "clearApplicationProfileData")) { 18403 synchronized (mInstallLock) { 18404 clearAppProfilesLIF(pkg, UserHandle.USER_ALL); 18405 destroyAppReferenceProfileLeafLIF(pkg, UserHandle.USER_ALL, 18406 true /* removeBaseMarker */); 18407 } 18408 } 18409 } 18410 18411 @Override 18412 public void clearApplicationUserData(final String packageName, 18413 final IPackageDataObserver observer, final int userId) { 18414 mContext.enforceCallingOrSelfPermission( 18415 android.Manifest.permission.CLEAR_APP_USER_DATA, null); 18416 18417 enforceCrossUserPermission(Binder.getCallingUid(), userId, 18418 true /* requireFullPermission */, false /* checkShell */, "clear application data"); 18419 18420 if (mProtectedPackages.isPackageDataProtected(userId, packageName)) { 18421 throw new SecurityException("Cannot clear data for a protected package: " 18422 + packageName); 18423 } 18424 // Queue up an async operation since the package deletion may take a little while. 18425 mHandler.post(new Runnable() { 18426 public void run() { 18427 mHandler.removeCallbacks(this); 18428 final boolean succeeded; 18429 try (PackageFreezer freezer = freezePackage(packageName, 18430 "clearApplicationUserData")) { 18431 synchronized (mInstallLock) { 18432 succeeded = clearApplicationUserDataLIF(packageName, userId); 18433 } 18434 clearExternalStorageDataSync(packageName, userId, true); 18435 synchronized (mPackages) { 18436 mInstantAppRegistry.deleteInstantApplicationMetadataLPw( 18437 packageName, userId); 18438 } 18439 } 18440 if (succeeded) { 18441 // invoke DeviceStorageMonitor's update method to clear any notifications 18442 DeviceStorageMonitorInternal dsm = LocalServices 18443 .getService(DeviceStorageMonitorInternal.class); 18444 if (dsm != null) { 18445 dsm.checkMemory(); 18446 } 18447 } 18448 if(observer != null) { 18449 try { 18450 observer.onRemoveCompleted(packageName, succeeded); 18451 } catch (RemoteException e) { 18452 Log.i(TAG, "Observer no longer exists."); 18453 } 18454 } //end if observer 18455 } //end run 18456 }); 18457 } 18458 18459 private boolean clearApplicationUserDataLIF(String packageName, int userId) { 18460 if (packageName == null) { 18461 Slog.w(TAG, "Attempt to delete null packageName."); 18462 return false; 18463 } 18464 18465 // Try finding details about the requested package 18466 PackageParser.Package pkg; 18467 synchronized (mPackages) { 18468 pkg = mPackages.get(packageName); 18469 if (pkg == null) { 18470 final PackageSetting ps = mSettings.mPackages.get(packageName); 18471 if (ps != null) { 18472 pkg = ps.pkg; 18473 } 18474 } 18475 18476 if (pkg == null) { 18477 Slog.w(TAG, "Package named '" + packageName + "' doesn't exist."); 18478 return false; 18479 } 18480 18481 PackageSetting ps = (PackageSetting) pkg.mExtras; 18482 resetUserChangesToRuntimePermissionsAndFlagsLPw(ps, userId); 18483 } 18484 18485 clearAppDataLIF(pkg, userId, 18486 StorageManager.FLAG_STORAGE_DE | StorageManager.FLAG_STORAGE_CE); 18487 18488 final int appId = UserHandle.getAppId(pkg.applicationInfo.uid); 18489 removeKeystoreDataIfNeeded(userId, appId); 18490 18491 UserManagerInternal umInternal = getUserManagerInternal(); 18492 final int flags; 18493 if (umInternal.isUserUnlockingOrUnlocked(userId)) { 18494 flags = StorageManager.FLAG_STORAGE_DE | StorageManager.FLAG_STORAGE_CE; 18495 } else if (umInternal.isUserRunning(userId)) { 18496 flags = StorageManager.FLAG_STORAGE_DE; 18497 } else { 18498 flags = 0; 18499 } 18500 prepareAppDataContentsLIF(pkg, userId, flags); 18501 18502 return true; 18503 } 18504 18505 /** 18506 * Reverts user permission state changes (permissions and flags) in 18507 * all packages for a given user. 18508 * 18509 * @param userId The device user for which to do a reset. 18510 */ 18511 private void resetUserChangesToRuntimePermissionsAndFlagsLPw(int userId) { 18512 final int packageCount = mPackages.size(); 18513 for (int i = 0; i < packageCount; i++) { 18514 PackageParser.Package pkg = mPackages.valueAt(i); 18515 PackageSetting ps = (PackageSetting) pkg.mExtras; 18516 resetUserChangesToRuntimePermissionsAndFlagsLPw(ps, userId); 18517 } 18518 } 18519 18520 private void resetNetworkPolicies(int userId) { 18521 LocalServices.getService(NetworkPolicyManagerInternal.class).resetUserState(userId); 18522 } 18523 18524 /** 18525 * Reverts user permission state changes (permissions and flags). 18526 * 18527 * @param ps The package for which to reset. 18528 * @param userId The device user for which to do a reset. 18529 */ 18530 private void resetUserChangesToRuntimePermissionsAndFlagsLPw( 18531 final PackageSetting ps, final int userId) { 18532 if (ps.pkg == null) { 18533 return; 18534 } 18535 18536 // These are flags that can change base on user actions. 18537 final int userSettableMask = FLAG_PERMISSION_USER_SET 18538 | FLAG_PERMISSION_USER_FIXED 18539 | FLAG_PERMISSION_REVOKE_ON_UPGRADE 18540 | FLAG_PERMISSION_REVIEW_REQUIRED; 18541 18542 final int policyOrSystemFlags = FLAG_PERMISSION_SYSTEM_FIXED 18543 | FLAG_PERMISSION_POLICY_FIXED; 18544 18545 boolean writeInstallPermissions = false; 18546 boolean writeRuntimePermissions = false; 18547 18548 final int permissionCount = ps.pkg.requestedPermissions.size(); 18549 for (int i = 0; i < permissionCount; i++) { 18550 String permission = ps.pkg.requestedPermissions.get(i); 18551 18552 BasePermission bp = mSettings.mPermissions.get(permission); 18553 if (bp == null) { 18554 continue; 18555 } 18556 18557 // If shared user we just reset the state to which only this app contributed. 18558 if (ps.sharedUser != null) { 18559 boolean used = false; 18560 final int packageCount = ps.sharedUser.packages.size(); 18561 for (int j = 0; j < packageCount; j++) { 18562 PackageSetting pkg = ps.sharedUser.packages.valueAt(j); 18563 if (pkg.pkg != null && !pkg.pkg.packageName.equals(ps.pkg.packageName) 18564 && pkg.pkg.requestedPermissions.contains(permission)) { 18565 used = true; 18566 break; 18567 } 18568 } 18569 if (used) { 18570 continue; 18571 } 18572 } 18573 18574 PermissionsState permissionsState = ps.getPermissionsState(); 18575 18576 final int oldFlags = permissionsState.getPermissionFlags(bp.name, userId); 18577 18578 // Always clear the user settable flags. 18579 final boolean hasInstallState = permissionsState.getInstallPermissionState( 18580 bp.name) != null; 18581 // If permission review is enabled and this is a legacy app, mark the 18582 // permission as requiring a review as this is the initial state. 18583 int flags = 0; 18584 if (mPermissionReviewRequired 18585 && ps.pkg.applicationInfo.targetSdkVersion < Build.VERSION_CODES.M) { 18586 flags |= FLAG_PERMISSION_REVIEW_REQUIRED; 18587 } 18588 if (permissionsState.updatePermissionFlags(bp, userId, userSettableMask, flags)) { 18589 if (hasInstallState) { 18590 writeInstallPermissions = true; 18591 } else { 18592 writeRuntimePermissions = true; 18593 } 18594 } 18595 18596 // Below is only runtime permission handling. 18597 if (!bp.isRuntime()) { 18598 continue; 18599 } 18600 18601 // Never clobber system or policy. 18602 if ((oldFlags & policyOrSystemFlags) != 0) { 18603 continue; 18604 } 18605 18606 // If this permission was granted by default, make sure it is. 18607 if ((oldFlags & FLAG_PERMISSION_GRANTED_BY_DEFAULT) != 0) { 18608 if (permissionsState.grantRuntimePermission(bp, userId) 18609 != PERMISSION_OPERATION_FAILURE) { 18610 writeRuntimePermissions = true; 18611 } 18612 // If permission review is enabled the permissions for a legacy apps 18613 // are represented as constantly granted runtime ones, so don't revoke. 18614 } else if ((flags & FLAG_PERMISSION_REVIEW_REQUIRED) == 0) { 18615 // Otherwise, reset the permission. 18616 final int revokeResult = permissionsState.revokeRuntimePermission(bp, userId); 18617 switch (revokeResult) { 18618 case PERMISSION_OPERATION_SUCCESS: 18619 case PERMISSION_OPERATION_SUCCESS_GIDS_CHANGED: { 18620 writeRuntimePermissions = true; 18621 final int appId = ps.appId; 18622 mHandler.post(new Runnable() { 18623 @Override 18624 public void run() { 18625 killUid(appId, userId, KILL_APP_REASON_PERMISSIONS_REVOKED); 18626 } 18627 }); 18628 } break; 18629 } 18630 } 18631 } 18632 18633 // Synchronously write as we are taking permissions away. 18634 if (writeRuntimePermissions) { 18635 mSettings.writeRuntimePermissionsForUserLPr(userId, true); 18636 } 18637 18638 // Synchronously write as we are taking permissions away. 18639 if (writeInstallPermissions) { 18640 mSettings.writeLPr(); 18641 } 18642 } 18643 18644 /** 18645 * Remove entries from the keystore daemon. Will only remove it if the 18646 * {@code appId} is valid. 18647 */ 18648 private static void removeKeystoreDataIfNeeded(int userId, int appId) { 18649 if (appId < 0) { 18650 return; 18651 } 18652 18653 final KeyStore keyStore = KeyStore.getInstance(); 18654 if (keyStore != null) { 18655 if (userId == UserHandle.USER_ALL) { 18656 for (final int individual : sUserManager.getUserIds()) { 18657 keyStore.clearUid(UserHandle.getUid(individual, appId)); 18658 } 18659 } else { 18660 keyStore.clearUid(UserHandle.getUid(userId, appId)); 18661 } 18662 } else { 18663 Slog.w(TAG, "Could not contact keystore to clear entries for app id " + appId); 18664 } 18665 } 18666 18667 @Override 18668 public void deleteApplicationCacheFiles(final String packageName, 18669 final IPackageDataObserver observer) { 18670 final int userId = UserHandle.getCallingUserId(); 18671 deleteApplicationCacheFilesAsUser(packageName, userId, observer); 18672 } 18673 18674 @Override 18675 public void deleteApplicationCacheFilesAsUser(final String packageName, final int userId, 18676 final IPackageDataObserver observer) { 18677 mContext.enforceCallingOrSelfPermission( 18678 android.Manifest.permission.DELETE_CACHE_FILES, null); 18679 enforceCrossUserPermission(Binder.getCallingUid(), userId, 18680 /* requireFullPermission= */ true, /* checkShell= */ false, 18681 "delete application cache files"); 18682 18683 final PackageParser.Package pkg; 18684 synchronized (mPackages) { 18685 pkg = mPackages.get(packageName); 18686 } 18687 18688 // Queue up an async operation since the package deletion may take a little while. 18689 mHandler.post(new Runnable() { 18690 public void run() { 18691 synchronized (mInstallLock) { 18692 final int flags = StorageManager.FLAG_STORAGE_DE 18693 | StorageManager.FLAG_STORAGE_CE; 18694 // We're only clearing cache files, so we don't care if the 18695 // app is unfrozen and still able to run 18696 clearAppDataLIF(pkg, userId, flags | Installer.FLAG_CLEAR_CACHE_ONLY); 18697 clearAppDataLIF(pkg, userId, flags | Installer.FLAG_CLEAR_CODE_CACHE_ONLY); 18698 } 18699 clearExternalStorageDataSync(packageName, userId, false); 18700 if (observer != null) { 18701 try { 18702 observer.onRemoveCompleted(packageName, true); 18703 } catch (RemoteException e) { 18704 Log.i(TAG, "Observer no longer exists."); 18705 } 18706 } 18707 } 18708 }); 18709 } 18710 18711 @Override 18712 public void getPackageSizeInfo(final String packageName, int userHandle, 18713 final IPackageStatsObserver observer) { 18714 mContext.enforceCallingOrSelfPermission( 18715 android.Manifest.permission.GET_PACKAGE_SIZE, null); 18716 if (packageName == null) { 18717 throw new IllegalArgumentException("Attempt to get size of null packageName"); 18718 } 18719 18720 PackageStats stats = new PackageStats(packageName, userHandle); 18721 18722 /* 18723 * Queue up an async operation since the package measurement may take a 18724 * little while. 18725 */ 18726 Message msg = mHandler.obtainMessage(INIT_COPY); 18727 msg.obj = new MeasureParams(stats, observer); 18728 mHandler.sendMessage(msg); 18729 } 18730 18731 private boolean getPackageSizeInfoLI(String packageName, int userId, PackageStats stats) { 18732 final PackageSetting ps; 18733 synchronized (mPackages) { 18734 ps = mSettings.mPackages.get(packageName); 18735 if (ps == null) { 18736 Slog.w(TAG, "Failed to find settings for " + packageName); 18737 return false; 18738 } 18739 } 18740 18741 final String[] packageNames = { packageName }; 18742 final long[] ceDataInodes = { ps.getCeDataInode(userId) }; 18743 final String[] codePaths = { ps.codePathString }; 18744 18745 try { 18746 mInstaller.getAppSize(ps.volumeUuid, packageNames, userId, 0, 18747 ps.appId, ceDataInodes, codePaths, stats); 18748 18749 // For now, ignore code size of packages on system partition 18750 if (isSystemApp(ps) && !isUpdatedSystemApp(ps)) { 18751 stats.codeSize = 0; 18752 } 18753 18754 // External clients expect these to be tracked separately 18755 stats.dataSize -= stats.cacheSize; 18756 18757 } catch (InstallerException e) { 18758 Slog.w(TAG, String.valueOf(e)); 18759 return false; 18760 } 18761 18762 return true; 18763 } 18764 18765 private int getUidTargetSdkVersionLockedLPr(int uid) { 18766 Object obj = mSettings.getUserIdLPr(uid); 18767 if (obj instanceof SharedUserSetting) { 18768 final SharedUserSetting sus = (SharedUserSetting) obj; 18769 int vers = Build.VERSION_CODES.CUR_DEVELOPMENT; 18770 final Iterator<PackageSetting> it = sus.packages.iterator(); 18771 while (it.hasNext()) { 18772 final PackageSetting ps = it.next(); 18773 if (ps.pkg != null) { 18774 int v = ps.pkg.applicationInfo.targetSdkVersion; 18775 if (v < vers) vers = v; 18776 } 18777 } 18778 return vers; 18779 } else if (obj instanceof PackageSetting) { 18780 final PackageSetting ps = (PackageSetting) obj; 18781 if (ps.pkg != null) { 18782 return ps.pkg.applicationInfo.targetSdkVersion; 18783 } 18784 } 18785 return Build.VERSION_CODES.CUR_DEVELOPMENT; 18786 } 18787 18788 @Override 18789 public void addPreferredActivity(IntentFilter filter, int match, 18790 ComponentName[] set, ComponentName activity, int userId) { 18791 addPreferredActivityInternal(filter, match, set, activity, true, userId, 18792 "Adding preferred"); 18793 } 18794 18795 private void addPreferredActivityInternal(IntentFilter filter, int match, 18796 ComponentName[] set, ComponentName activity, boolean always, int userId, 18797 String opname) { 18798 // writer 18799 int callingUid = Binder.getCallingUid(); 18800 enforceCrossUserPermission(callingUid, userId, 18801 true /* requireFullPermission */, false /* checkShell */, "add preferred activity"); 18802 if (filter.countActions() == 0) { 18803 Slog.w(TAG, "Cannot set a preferred activity with no filter actions"); 18804 return; 18805 } 18806 synchronized (mPackages) { 18807 if (mContext.checkCallingOrSelfPermission( 18808 android.Manifest.permission.SET_PREFERRED_APPLICATIONS) 18809 != PackageManager.PERMISSION_GRANTED) { 18810 if (getUidTargetSdkVersionLockedLPr(callingUid) 18811 < Build.VERSION_CODES.FROYO) { 18812 Slog.w(TAG, "Ignoring addPreferredActivity() from uid " 18813 + callingUid); 18814 return; 18815 } 18816 mContext.enforceCallingOrSelfPermission( 18817 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 18818 } 18819 18820 PreferredIntentResolver pir = mSettings.editPreferredActivitiesLPw(userId); 18821 Slog.i(TAG, opname + " activity " + activity.flattenToShortString() + " for user " 18822 + userId + ":"); 18823 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 18824 pir.addFilter(new PreferredActivity(filter, match, set, activity, always)); 18825 scheduleWritePackageRestrictionsLocked(userId); 18826 postPreferredActivityChangedBroadcast(userId); 18827 } 18828 } 18829 18830 private void postPreferredActivityChangedBroadcast(int userId) { 18831 mHandler.post(() -> { 18832 final IActivityManager am = ActivityManager.getService(); 18833 if (am == null) { 18834 return; 18835 } 18836 18837 final Intent intent = new Intent(Intent.ACTION_PREFERRED_ACTIVITY_CHANGED); 18838 intent.putExtra(Intent.EXTRA_USER_HANDLE, userId); 18839 try { 18840 am.broadcastIntent(null, intent, null, null, 18841 0, null, null, null, android.app.AppOpsManager.OP_NONE, 18842 null, false, false, userId); 18843 } catch (RemoteException e) { 18844 } 18845 }); 18846 } 18847 18848 @Override 18849 public void replacePreferredActivity(IntentFilter filter, int match, 18850 ComponentName[] set, ComponentName activity, int userId) { 18851 if (filter.countActions() != 1) { 18852 throw new IllegalArgumentException( 18853 "replacePreferredActivity expects filter to have only 1 action."); 18854 } 18855 if (filter.countDataAuthorities() != 0 18856 || filter.countDataPaths() != 0 18857 || filter.countDataSchemes() > 1 18858 || filter.countDataTypes() != 0) { 18859 throw new IllegalArgumentException( 18860 "replacePreferredActivity expects filter to have no data authorities, " + 18861 "paths, or types; and at most one scheme."); 18862 } 18863 18864 final int callingUid = Binder.getCallingUid(); 18865 enforceCrossUserPermission(callingUid, userId, 18866 true /* requireFullPermission */, false /* checkShell */, 18867 "replace preferred activity"); 18868 synchronized (mPackages) { 18869 if (mContext.checkCallingOrSelfPermission( 18870 android.Manifest.permission.SET_PREFERRED_APPLICATIONS) 18871 != PackageManager.PERMISSION_GRANTED) { 18872 if (getUidTargetSdkVersionLockedLPr(callingUid) 18873 < Build.VERSION_CODES.FROYO) { 18874 Slog.w(TAG, "Ignoring replacePreferredActivity() from uid " 18875 + Binder.getCallingUid()); 18876 return; 18877 } 18878 mContext.enforceCallingOrSelfPermission( 18879 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 18880 } 18881 18882 PreferredIntentResolver pir = mSettings.mPreferredActivities.get(userId); 18883 if (pir != null) { 18884 // Get all of the existing entries that exactly match this filter. 18885 ArrayList<PreferredActivity> existing = pir.findFilters(filter); 18886 if (existing != null && existing.size() == 1) { 18887 PreferredActivity cur = existing.get(0); 18888 if (DEBUG_PREFERRED) { 18889 Slog.i(TAG, "Checking replace of preferred:"); 18890 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 18891 if (!cur.mPref.mAlways) { 18892 Slog.i(TAG, " -- CUR; not mAlways!"); 18893 } else { 18894 Slog.i(TAG, " -- CUR: mMatch=" + cur.mPref.mMatch); 18895 Slog.i(TAG, " -- CUR: mSet=" 18896 + Arrays.toString(cur.mPref.mSetComponents)); 18897 Slog.i(TAG, " -- CUR: mComponent=" + cur.mPref.mShortComponent); 18898 Slog.i(TAG, " -- NEW: mMatch=" 18899 + (match&IntentFilter.MATCH_CATEGORY_MASK)); 18900 Slog.i(TAG, " -- CUR: mSet=" + Arrays.toString(set)); 18901 Slog.i(TAG, " -- CUR: mComponent=" + activity.flattenToShortString()); 18902 } 18903 } 18904 if (cur.mPref.mAlways && cur.mPref.mComponent.equals(activity) 18905 && cur.mPref.mMatch == (match&IntentFilter.MATCH_CATEGORY_MASK) 18906 && cur.mPref.sameSet(set)) { 18907 // Setting the preferred activity to what it happens to be already 18908 if (DEBUG_PREFERRED) { 18909 Slog.i(TAG, "Replacing with same preferred activity " 18910 + cur.mPref.mShortComponent + " for user " 18911 + userId + ":"); 18912 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 18913 } 18914 return; 18915 } 18916 } 18917 18918 if (existing != null) { 18919 if (DEBUG_PREFERRED) { 18920 Slog.i(TAG, existing.size() + " existing preferred matches for:"); 18921 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 18922 } 18923 for (int i = 0; i < existing.size(); i++) { 18924 PreferredActivity pa = existing.get(i); 18925 if (DEBUG_PREFERRED) { 18926 Slog.i(TAG, "Removing existing preferred activity " 18927 + pa.mPref.mComponent + ":"); 18928 pa.dump(new LogPrinter(Log.INFO, TAG), " "); 18929 } 18930 pir.removeFilter(pa); 18931 } 18932 } 18933 } 18934 addPreferredActivityInternal(filter, match, set, activity, true, userId, 18935 "Replacing preferred"); 18936 } 18937 } 18938 18939 @Override 18940 public void clearPackagePreferredActivities(String packageName) { 18941 final int uid = Binder.getCallingUid(); 18942 // writer 18943 synchronized (mPackages) { 18944 PackageParser.Package pkg = mPackages.get(packageName); 18945 if (pkg == null || pkg.applicationInfo.uid != uid) { 18946 if (mContext.checkCallingOrSelfPermission( 18947 android.Manifest.permission.SET_PREFERRED_APPLICATIONS) 18948 != PackageManager.PERMISSION_GRANTED) { 18949 if (getUidTargetSdkVersionLockedLPr(Binder.getCallingUid()) 18950 < Build.VERSION_CODES.FROYO) { 18951 Slog.w(TAG, "Ignoring clearPackagePreferredActivities() from uid " 18952 + Binder.getCallingUid()); 18953 return; 18954 } 18955 mContext.enforceCallingOrSelfPermission( 18956 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 18957 } 18958 } 18959 18960 int user = UserHandle.getCallingUserId(); 18961 if (clearPackagePreferredActivitiesLPw(packageName, user)) { 18962 scheduleWritePackageRestrictionsLocked(user); 18963 } 18964 } 18965 } 18966 18967 /** This method takes a specific user id as well as UserHandle.USER_ALL. */ 18968 boolean clearPackagePreferredActivitiesLPw(String packageName, int userId) { 18969 ArrayList<PreferredActivity> removed = null; 18970 boolean changed = false; 18971 for (int i=0; i<mSettings.mPreferredActivities.size(); i++) { 18972 final int thisUserId = mSettings.mPreferredActivities.keyAt(i); 18973 PreferredIntentResolver pir = mSettings.mPreferredActivities.valueAt(i); 18974 if (userId != UserHandle.USER_ALL && userId != thisUserId) { 18975 continue; 18976 } 18977 Iterator<PreferredActivity> it = pir.filterIterator(); 18978 while (it.hasNext()) { 18979 PreferredActivity pa = it.next(); 18980 // Mark entry for removal only if it matches the package name 18981 // and the entry is of type "always". 18982 if (packageName == null || 18983 (pa.mPref.mComponent.getPackageName().equals(packageName) 18984 && pa.mPref.mAlways)) { 18985 if (removed == null) { 18986 removed = new ArrayList<PreferredActivity>(); 18987 } 18988 removed.add(pa); 18989 } 18990 } 18991 if (removed != null) { 18992 for (int j=0; j<removed.size(); j++) { 18993 PreferredActivity pa = removed.get(j); 18994 pir.removeFilter(pa); 18995 } 18996 changed = true; 18997 } 18998 } 18999 if (changed) { 19000 postPreferredActivityChangedBroadcast(userId); 19001 } 19002 return changed; 19003 } 19004 19005 /** This method takes a specific user id as well as UserHandle.USER_ALL. */ 19006 private void clearIntentFilterVerificationsLPw(int userId) { 19007 final int packageCount = mPackages.size(); 19008 for (int i = 0; i < packageCount; i++) { 19009 PackageParser.Package pkg = mPackages.valueAt(i); 19010 clearIntentFilterVerificationsLPw(pkg.packageName, userId); 19011 } 19012 } 19013 19014 /** This method takes a specific user id as well as UserHandle.USER_ALL. */ 19015 void clearIntentFilterVerificationsLPw(String packageName, int userId) { 19016 if (userId == UserHandle.USER_ALL) { 19017 if (mSettings.removeIntentFilterVerificationLPw(packageName, 19018 sUserManager.getUserIds())) { 19019 for (int oneUserId : sUserManager.getUserIds()) { 19020 scheduleWritePackageRestrictionsLocked(oneUserId); 19021 } 19022 } 19023 } else { 19024 if (mSettings.removeIntentFilterVerificationLPw(packageName, userId)) { 19025 scheduleWritePackageRestrictionsLocked(userId); 19026 } 19027 } 19028 } 19029 19030 void clearDefaultBrowserIfNeeded(String packageName) { 19031 for (int oneUserId : sUserManager.getUserIds()) { 19032 String defaultBrowserPackageName = getDefaultBrowserPackageName(oneUserId); 19033 if (TextUtils.isEmpty(defaultBrowserPackageName)) continue; 19034 if (packageName.equals(defaultBrowserPackageName)) { 19035 setDefaultBrowserPackageName(null, oneUserId); 19036 } 19037 } 19038 } 19039 19040 @Override 19041 public void resetApplicationPreferences(int userId) { 19042 mContext.enforceCallingOrSelfPermission( 19043 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 19044 final long identity = Binder.clearCallingIdentity(); 19045 // writer 19046 try { 19047 synchronized (mPackages) { 19048 clearPackagePreferredActivitiesLPw(null, userId); 19049 mSettings.applyDefaultPreferredAppsLPw(this, userId); 19050 // TODO: We have to reset the default SMS and Phone. This requires 19051 // significant refactoring to keep all default apps in the package 19052 // manager (cleaner but more work) or have the services provide 19053 // callbacks to the package manager to request a default app reset. 19054 applyFactoryDefaultBrowserLPw(userId); 19055 clearIntentFilterVerificationsLPw(userId); 19056 primeDomainVerificationsLPw(userId); 19057 resetUserChangesToRuntimePermissionsAndFlagsLPw(userId); 19058 scheduleWritePackageRestrictionsLocked(userId); 19059 } 19060 resetNetworkPolicies(userId); 19061 } finally { 19062 Binder.restoreCallingIdentity(identity); 19063 } 19064 } 19065 19066 @Override 19067 public int getPreferredActivities(List<IntentFilter> outFilters, 19068 List<ComponentName> outActivities, String packageName) { 19069 19070 int num = 0; 19071 final int userId = UserHandle.getCallingUserId(); 19072 // reader 19073 synchronized (mPackages) { 19074 PreferredIntentResolver pir = mSettings.mPreferredActivities.get(userId); 19075 if (pir != null) { 19076 final Iterator<PreferredActivity> it = pir.filterIterator(); 19077 while (it.hasNext()) { 19078 final PreferredActivity pa = it.next(); 19079 if (packageName == null 19080 || (pa.mPref.mComponent.getPackageName().equals(packageName) 19081 && pa.mPref.mAlways)) { 19082 if (outFilters != null) { 19083 outFilters.add(new IntentFilter(pa)); 19084 } 19085 if (outActivities != null) { 19086 outActivities.add(pa.mPref.mComponent); 19087 } 19088 } 19089 } 19090 } 19091 } 19092 19093 return num; 19094 } 19095 19096 @Override 19097 public void addPersistentPreferredActivity(IntentFilter filter, ComponentName activity, 19098 int userId) { 19099 int callingUid = Binder.getCallingUid(); 19100 if (callingUid != Process.SYSTEM_UID) { 19101 throw new SecurityException( 19102 "addPersistentPreferredActivity can only be run by the system"); 19103 } 19104 if (filter.countActions() == 0) { 19105 Slog.w(TAG, "Cannot set a preferred activity with no filter actions"); 19106 return; 19107 } 19108 synchronized (mPackages) { 19109 Slog.i(TAG, "Adding persistent preferred activity " + activity + " for user " + userId + 19110 ":"); 19111 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 19112 mSettings.editPersistentPreferredActivitiesLPw(userId).addFilter( 19113 new PersistentPreferredActivity(filter, activity)); 19114 scheduleWritePackageRestrictionsLocked(userId); 19115 postPreferredActivityChangedBroadcast(userId); 19116 } 19117 } 19118 19119 @Override 19120 public void clearPackagePersistentPreferredActivities(String packageName, int userId) { 19121 int callingUid = Binder.getCallingUid(); 19122 if (callingUid != Process.SYSTEM_UID) { 19123 throw new SecurityException( 19124 "clearPackagePersistentPreferredActivities can only be run by the system"); 19125 } 19126 ArrayList<PersistentPreferredActivity> removed = null; 19127 boolean changed = false; 19128 synchronized (mPackages) { 19129 for (int i=0; i<mSettings.mPersistentPreferredActivities.size(); i++) { 19130 final int thisUserId = mSettings.mPersistentPreferredActivities.keyAt(i); 19131 PersistentPreferredIntentResolver ppir = mSettings.mPersistentPreferredActivities 19132 .valueAt(i); 19133 if (userId != thisUserId) { 19134 continue; 19135 } 19136 Iterator<PersistentPreferredActivity> it = ppir.filterIterator(); 19137 while (it.hasNext()) { 19138 PersistentPreferredActivity ppa = it.next(); 19139 // Mark entry for removal only if it matches the package name. 19140 if (ppa.mComponent.getPackageName().equals(packageName)) { 19141 if (removed == null) { 19142 removed = new ArrayList<PersistentPreferredActivity>(); 19143 } 19144 removed.add(ppa); 19145 } 19146 } 19147 if (removed != null) { 19148 for (int j=0; j<removed.size(); j++) { 19149 PersistentPreferredActivity ppa = removed.get(j); 19150 ppir.removeFilter(ppa); 19151 } 19152 changed = true; 19153 } 19154 } 19155 19156 if (changed) { 19157 scheduleWritePackageRestrictionsLocked(userId); 19158 postPreferredActivityChangedBroadcast(userId); 19159 } 19160 } 19161 } 19162 19163 /** 19164 * Common machinery for picking apart a restored XML blob and passing 19165 * it to a caller-supplied functor to be applied to the running system. 19166 */ 19167 private void restoreFromXml(XmlPullParser parser, int userId, 19168 String expectedStartTag, BlobXmlRestorer functor) 19169 throws IOException, XmlPullParserException { 19170 int type; 19171 while ((type = parser.next()) != XmlPullParser.START_TAG 19172 && type != XmlPullParser.END_DOCUMENT) { 19173 } 19174 if (type != XmlPullParser.START_TAG) { 19175 // oops didn't find a start tag?! 19176 if (DEBUG_BACKUP) { 19177 Slog.e(TAG, "Didn't find start tag during restore"); 19178 } 19179 return; 19180 } 19181Slog.v(TAG, ":: restoreFromXml() : got to tag " + parser.getName()); 19182 // this is supposed to be TAG_PREFERRED_BACKUP 19183 if (!expectedStartTag.equals(parser.getName())) { 19184 if (DEBUG_BACKUP) { 19185 Slog.e(TAG, "Found unexpected tag " + parser.getName()); 19186 } 19187 return; 19188 } 19189 19190 // skip interfering stuff, then we're aligned with the backing implementation 19191 while ((type = parser.next()) == XmlPullParser.TEXT) { } 19192Slog.v(TAG, ":: stepped forward, applying functor at tag " + parser.getName()); 19193 functor.apply(parser, userId); 19194 } 19195 19196 private interface BlobXmlRestorer { 19197 public void apply(XmlPullParser parser, int userId) throws IOException, XmlPullParserException; 19198 } 19199 19200 /** 19201 * Non-Binder method, support for the backup/restore mechanism: write the 19202 * full set of preferred activities in its canonical XML format. Returns the 19203 * XML output as a byte array, or null if there is none. 19204 */ 19205 @Override 19206 public byte[] getPreferredActivityBackup(int userId) { 19207 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 19208 throw new SecurityException("Only the system may call getPreferredActivityBackup()"); 19209 } 19210 19211 ByteArrayOutputStream dataStream = new ByteArrayOutputStream(); 19212 try { 19213 final XmlSerializer serializer = new FastXmlSerializer(); 19214 serializer.setOutput(dataStream, StandardCharsets.UTF_8.name()); 19215 serializer.startDocument(null, true); 19216 serializer.startTag(null, TAG_PREFERRED_BACKUP); 19217 19218 synchronized (mPackages) { 19219 mSettings.writePreferredActivitiesLPr(serializer, userId, true); 19220 } 19221 19222 serializer.endTag(null, TAG_PREFERRED_BACKUP); 19223 serializer.endDocument(); 19224 serializer.flush(); 19225 } catch (Exception e) { 19226 if (DEBUG_BACKUP) { 19227 Slog.e(TAG, "Unable to write preferred activities for backup", e); 19228 } 19229 return null; 19230 } 19231 19232 return dataStream.toByteArray(); 19233 } 19234 19235 @Override 19236 public void restorePreferredActivities(byte[] backup, int userId) { 19237 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 19238 throw new SecurityException("Only the system may call restorePreferredActivities()"); 19239 } 19240 19241 try { 19242 final XmlPullParser parser = Xml.newPullParser(); 19243 parser.setInput(new ByteArrayInputStream(backup), StandardCharsets.UTF_8.name()); 19244 restoreFromXml(parser, userId, TAG_PREFERRED_BACKUP, 19245 new BlobXmlRestorer() { 19246 @Override 19247 public void apply(XmlPullParser parser, int userId) 19248 throws XmlPullParserException, IOException { 19249 synchronized (mPackages) { 19250 mSettings.readPreferredActivitiesLPw(parser, userId); 19251 } 19252 } 19253 } ); 19254 } catch (Exception e) { 19255 if (DEBUG_BACKUP) { 19256 Slog.e(TAG, "Exception restoring preferred activities: " + e.getMessage()); 19257 } 19258 } 19259 } 19260 19261 /** 19262 * Non-Binder method, support for the backup/restore mechanism: write the 19263 * default browser (etc) settings in its canonical XML format. Returns the default 19264 * browser XML representation as a byte array, or null if there is none. 19265 */ 19266 @Override 19267 public byte[] getDefaultAppsBackup(int userId) { 19268 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 19269 throw new SecurityException("Only the system may call getDefaultAppsBackup()"); 19270 } 19271 19272 ByteArrayOutputStream dataStream = new ByteArrayOutputStream(); 19273 try { 19274 final XmlSerializer serializer = new FastXmlSerializer(); 19275 serializer.setOutput(dataStream, StandardCharsets.UTF_8.name()); 19276 serializer.startDocument(null, true); 19277 serializer.startTag(null, TAG_DEFAULT_APPS); 19278 19279 synchronized (mPackages) { 19280 mSettings.writeDefaultAppsLPr(serializer, userId); 19281 } 19282 19283 serializer.endTag(null, TAG_DEFAULT_APPS); 19284 serializer.endDocument(); 19285 serializer.flush(); 19286 } catch (Exception e) { 19287 if (DEBUG_BACKUP) { 19288 Slog.e(TAG, "Unable to write default apps for backup", e); 19289 } 19290 return null; 19291 } 19292 19293 return dataStream.toByteArray(); 19294 } 19295 19296 @Override 19297 public void restoreDefaultApps(byte[] backup, int userId) { 19298 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 19299 throw new SecurityException("Only the system may call restoreDefaultApps()"); 19300 } 19301 19302 try { 19303 final XmlPullParser parser = Xml.newPullParser(); 19304 parser.setInput(new ByteArrayInputStream(backup), StandardCharsets.UTF_8.name()); 19305 restoreFromXml(parser, userId, TAG_DEFAULT_APPS, 19306 new BlobXmlRestorer() { 19307 @Override 19308 public void apply(XmlPullParser parser, int userId) 19309 throws XmlPullParserException, IOException { 19310 synchronized (mPackages) { 19311 mSettings.readDefaultAppsLPw(parser, userId); 19312 } 19313 } 19314 } ); 19315 } catch (Exception e) { 19316 if (DEBUG_BACKUP) { 19317 Slog.e(TAG, "Exception restoring default apps: " + e.getMessage()); 19318 } 19319 } 19320 } 19321 19322 @Override 19323 public byte[] getIntentFilterVerificationBackup(int userId) { 19324 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 19325 throw new SecurityException("Only the system may call getIntentFilterVerificationBackup()"); 19326 } 19327 19328 ByteArrayOutputStream dataStream = new ByteArrayOutputStream(); 19329 try { 19330 final XmlSerializer serializer = new FastXmlSerializer(); 19331 serializer.setOutput(dataStream, StandardCharsets.UTF_8.name()); 19332 serializer.startDocument(null, true); 19333 serializer.startTag(null, TAG_INTENT_FILTER_VERIFICATION); 19334 19335 synchronized (mPackages) { 19336 mSettings.writeAllDomainVerificationsLPr(serializer, userId); 19337 } 19338 19339 serializer.endTag(null, TAG_INTENT_FILTER_VERIFICATION); 19340 serializer.endDocument(); 19341 serializer.flush(); 19342 } catch (Exception e) { 19343 if (DEBUG_BACKUP) { 19344 Slog.e(TAG, "Unable to write default apps for backup", e); 19345 } 19346 return null; 19347 } 19348 19349 return dataStream.toByteArray(); 19350 } 19351 19352 @Override 19353 public void restoreIntentFilterVerification(byte[] backup, int userId) { 19354 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 19355 throw new SecurityException("Only the system may call restorePreferredActivities()"); 19356 } 19357 19358 try { 19359 final XmlPullParser parser = Xml.newPullParser(); 19360 parser.setInput(new ByteArrayInputStream(backup), StandardCharsets.UTF_8.name()); 19361 restoreFromXml(parser, userId, TAG_INTENT_FILTER_VERIFICATION, 19362 new BlobXmlRestorer() { 19363 @Override 19364 public void apply(XmlPullParser parser, int userId) 19365 throws XmlPullParserException, IOException { 19366 synchronized (mPackages) { 19367 mSettings.readAllDomainVerificationsLPr(parser, userId); 19368 mSettings.writeLPr(); 19369 } 19370 } 19371 } ); 19372 } catch (Exception e) { 19373 if (DEBUG_BACKUP) { 19374 Slog.e(TAG, "Exception restoring preferred activities: " + e.getMessage()); 19375 } 19376 } 19377 } 19378 19379 @Override 19380 public byte[] getPermissionGrantBackup(int userId) { 19381 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 19382 throw new SecurityException("Only the system may call getPermissionGrantBackup()"); 19383 } 19384 19385 ByteArrayOutputStream dataStream = new ByteArrayOutputStream(); 19386 try { 19387 final XmlSerializer serializer = new FastXmlSerializer(); 19388 serializer.setOutput(dataStream, StandardCharsets.UTF_8.name()); 19389 serializer.startDocument(null, true); 19390 serializer.startTag(null, TAG_PERMISSION_BACKUP); 19391 19392 synchronized (mPackages) { 19393 serializeRuntimePermissionGrantsLPr(serializer, userId); 19394 } 19395 19396 serializer.endTag(null, TAG_PERMISSION_BACKUP); 19397 serializer.endDocument(); 19398 serializer.flush(); 19399 } catch (Exception e) { 19400 if (DEBUG_BACKUP) { 19401 Slog.e(TAG, "Unable to write default apps for backup", e); 19402 } 19403 return null; 19404 } 19405 19406 return dataStream.toByteArray(); 19407 } 19408 19409 @Override 19410 public void restorePermissionGrants(byte[] backup, int userId) { 19411 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 19412 throw new SecurityException("Only the system may call restorePermissionGrants()"); 19413 } 19414 19415 try { 19416 final XmlPullParser parser = Xml.newPullParser(); 19417 parser.setInput(new ByteArrayInputStream(backup), StandardCharsets.UTF_8.name()); 19418 restoreFromXml(parser, userId, TAG_PERMISSION_BACKUP, 19419 new BlobXmlRestorer() { 19420 @Override 19421 public void apply(XmlPullParser parser, int userId) 19422 throws XmlPullParserException, IOException { 19423 synchronized (mPackages) { 19424 processRestoredPermissionGrantsLPr(parser, userId); 19425 } 19426 } 19427 } ); 19428 } catch (Exception e) { 19429 if (DEBUG_BACKUP) { 19430 Slog.e(TAG, "Exception restoring preferred activities: " + e.getMessage()); 19431 } 19432 } 19433 } 19434 19435 private void serializeRuntimePermissionGrantsLPr(XmlSerializer serializer, final int userId) 19436 throws IOException { 19437 serializer.startTag(null, TAG_ALL_GRANTS); 19438 19439 final int N = mSettings.mPackages.size(); 19440 for (int i = 0; i < N; i++) { 19441 final PackageSetting ps = mSettings.mPackages.valueAt(i); 19442 boolean pkgGrantsKnown = false; 19443 19444 PermissionsState packagePerms = ps.getPermissionsState(); 19445 19446 for (PermissionState state : packagePerms.getRuntimePermissionStates(userId)) { 19447 final int grantFlags = state.getFlags(); 19448 // only look at grants that are not system/policy fixed 19449 if ((grantFlags & SYSTEM_RUNTIME_GRANT_MASK) == 0) { 19450 final boolean isGranted = state.isGranted(); 19451 // And only back up the user-twiddled state bits 19452 if (isGranted || (grantFlags & USER_RUNTIME_GRANT_MASK) != 0) { 19453 final String packageName = mSettings.mPackages.keyAt(i); 19454 if (!pkgGrantsKnown) { 19455 serializer.startTag(null, TAG_GRANT); 19456 serializer.attribute(null, ATTR_PACKAGE_NAME, packageName); 19457 pkgGrantsKnown = true; 19458 } 19459 19460 final boolean userSet = 19461 (grantFlags & FLAG_PERMISSION_USER_SET) != 0; 19462 final boolean userFixed = 19463 (grantFlags & FLAG_PERMISSION_USER_FIXED) != 0; 19464 final boolean revoke = 19465 (grantFlags & FLAG_PERMISSION_REVOKE_ON_UPGRADE) != 0; 19466 19467 serializer.startTag(null, TAG_PERMISSION); 19468 serializer.attribute(null, ATTR_PERMISSION_NAME, state.getName()); 19469 if (isGranted) { 19470 serializer.attribute(null, ATTR_IS_GRANTED, "true"); 19471 } 19472 if (userSet) { 19473 serializer.attribute(null, ATTR_USER_SET, "true"); 19474 } 19475 if (userFixed) { 19476 serializer.attribute(null, ATTR_USER_FIXED, "true"); 19477 } 19478 if (revoke) { 19479 serializer.attribute(null, ATTR_REVOKE_ON_UPGRADE, "true"); 19480 } 19481 serializer.endTag(null, TAG_PERMISSION); 19482 } 19483 } 19484 } 19485 19486 if (pkgGrantsKnown) { 19487 serializer.endTag(null, TAG_GRANT); 19488 } 19489 } 19490 19491 serializer.endTag(null, TAG_ALL_GRANTS); 19492 } 19493 19494 private void processRestoredPermissionGrantsLPr(XmlPullParser parser, int userId) 19495 throws XmlPullParserException, IOException { 19496 String pkgName = null; 19497 int outerDepth = parser.getDepth(); 19498 int type; 19499 while ((type = parser.next()) != XmlPullParser.END_DOCUMENT 19500 && (type != XmlPullParser.END_TAG || parser.getDepth() > outerDepth)) { 19501 if (type == XmlPullParser.END_TAG || type == XmlPullParser.TEXT) { 19502 continue; 19503 } 19504 19505 final String tagName = parser.getName(); 19506 if (tagName.equals(TAG_GRANT)) { 19507 pkgName = parser.getAttributeValue(null, ATTR_PACKAGE_NAME); 19508 if (DEBUG_BACKUP) { 19509 Slog.v(TAG, "+++ Restoring grants for package " + pkgName); 19510 } 19511 } else if (tagName.equals(TAG_PERMISSION)) { 19512 19513 final boolean isGranted = "true".equals(parser.getAttributeValue(null, ATTR_IS_GRANTED)); 19514 final String permName = parser.getAttributeValue(null, ATTR_PERMISSION_NAME); 19515 19516 int newFlagSet = 0; 19517 if ("true".equals(parser.getAttributeValue(null, ATTR_USER_SET))) { 19518 newFlagSet |= FLAG_PERMISSION_USER_SET; 19519 } 19520 if ("true".equals(parser.getAttributeValue(null, ATTR_USER_FIXED))) { 19521 newFlagSet |= FLAG_PERMISSION_USER_FIXED; 19522 } 19523 if ("true".equals(parser.getAttributeValue(null, ATTR_REVOKE_ON_UPGRADE))) { 19524 newFlagSet |= FLAG_PERMISSION_REVOKE_ON_UPGRADE; 19525 } 19526 if (DEBUG_BACKUP) { 19527 Slog.v(TAG, " + Restoring grant: pkg=" + pkgName + " perm=" + permName 19528 + " granted=" + isGranted + " bits=0x" + Integer.toHexString(newFlagSet)); 19529 } 19530 final PackageSetting ps = mSettings.mPackages.get(pkgName); 19531 if (ps != null) { 19532 // Already installed so we apply the grant immediately 19533 if (DEBUG_BACKUP) { 19534 Slog.v(TAG, " + already installed; applying"); 19535 } 19536 PermissionsState perms = ps.getPermissionsState(); 19537 BasePermission bp = mSettings.mPermissions.get(permName); 19538 if (bp != null) { 19539 if (isGranted) { 19540 perms.grantRuntimePermission(bp, userId); 19541 } 19542 if (newFlagSet != 0) { 19543 perms.updatePermissionFlags(bp, userId, USER_RUNTIME_GRANT_MASK, newFlagSet); 19544 } 19545 } 19546 } else { 19547 // Need to wait for post-restore install to apply the grant 19548 if (DEBUG_BACKUP) { 19549 Slog.v(TAG, " - not yet installed; saving for later"); 19550 } 19551 mSettings.processRestoredPermissionGrantLPr(pkgName, permName, 19552 isGranted, newFlagSet, userId); 19553 } 19554 } else { 19555 PackageManagerService.reportSettingsProblem(Log.WARN, 19556 "Unknown element under <" + TAG_PERMISSION_BACKUP + ">: " + tagName); 19557 XmlUtils.skipCurrentTag(parser); 19558 } 19559 } 19560 19561 scheduleWriteSettingsLocked(); 19562 mSettings.writeRuntimePermissionsForUserLPr(userId, false); 19563 } 19564 19565 @Override 19566 public void addCrossProfileIntentFilter(IntentFilter intentFilter, String ownerPackage, 19567 int sourceUserId, int targetUserId, int flags) { 19568 mContext.enforceCallingOrSelfPermission( 19569 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, null); 19570 int callingUid = Binder.getCallingUid(); 19571 enforceOwnerRights(ownerPackage, callingUid); 19572 enforceShellRestriction(UserManager.DISALLOW_DEBUGGING_FEATURES, callingUid, sourceUserId); 19573 if (intentFilter.countActions() == 0) { 19574 Slog.w(TAG, "Cannot set a crossProfile intent filter with no filter actions"); 19575 return; 19576 } 19577 synchronized (mPackages) { 19578 CrossProfileIntentFilter newFilter = new CrossProfileIntentFilter(intentFilter, 19579 ownerPackage, targetUserId, flags); 19580 CrossProfileIntentResolver resolver = 19581 mSettings.editCrossProfileIntentResolverLPw(sourceUserId); 19582 ArrayList<CrossProfileIntentFilter> existing = resolver.findFilters(intentFilter); 19583 // We have all those whose filter is equal. Now checking if the rest is equal as well. 19584 if (existing != null) { 19585 int size = existing.size(); 19586 for (int i = 0; i < size; i++) { 19587 if (newFilter.equalsIgnoreFilter(existing.get(i))) { 19588 return; 19589 } 19590 } 19591 } 19592 resolver.addFilter(newFilter); 19593 scheduleWritePackageRestrictionsLocked(sourceUserId); 19594 } 19595 } 19596 19597 @Override 19598 public void clearCrossProfileIntentFilters(int sourceUserId, String ownerPackage) { 19599 mContext.enforceCallingOrSelfPermission( 19600 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, null); 19601 int callingUid = Binder.getCallingUid(); 19602 enforceOwnerRights(ownerPackage, callingUid); 19603 enforceShellRestriction(UserManager.DISALLOW_DEBUGGING_FEATURES, callingUid, sourceUserId); 19604 synchronized (mPackages) { 19605 CrossProfileIntentResolver resolver = 19606 mSettings.editCrossProfileIntentResolverLPw(sourceUserId); 19607 ArraySet<CrossProfileIntentFilter> set = 19608 new ArraySet<CrossProfileIntentFilter>(resolver.filterSet()); 19609 for (CrossProfileIntentFilter filter : set) { 19610 if (filter.getOwnerPackage().equals(ownerPackage)) { 19611 resolver.removeFilter(filter); 19612 } 19613 } 19614 scheduleWritePackageRestrictionsLocked(sourceUserId); 19615 } 19616 } 19617 19618 // Enforcing that callingUid is owning pkg on userId 19619 private void enforceOwnerRights(String pkg, int callingUid) { 19620 // The system owns everything. 19621 if (UserHandle.getAppId(callingUid) == Process.SYSTEM_UID) { 19622 return; 19623 } 19624 int callingUserId = UserHandle.getUserId(callingUid); 19625 PackageInfo pi = getPackageInfo(pkg, 0, callingUserId); 19626 if (pi == null) { 19627 throw new IllegalArgumentException("Unknown package " + pkg + " on user " 19628 + callingUserId); 19629 } 19630 if (!UserHandle.isSameApp(pi.applicationInfo.uid, callingUid)) { 19631 throw new SecurityException("Calling uid " + callingUid 19632 + " does not own package " + pkg); 19633 } 19634 } 19635 19636 @Override 19637 public ComponentName getHomeActivities(List<ResolveInfo> allHomeCandidates) { 19638 return getHomeActivitiesAsUser(allHomeCandidates, UserHandle.getCallingUserId()); 19639 } 19640 19641 private Intent getHomeIntent() { 19642 Intent intent = new Intent(Intent.ACTION_MAIN); 19643 intent.addCategory(Intent.CATEGORY_HOME); 19644 intent.addCategory(Intent.CATEGORY_DEFAULT); 19645 return intent; 19646 } 19647 19648 private IntentFilter getHomeFilter() { 19649 IntentFilter filter = new IntentFilter(Intent.ACTION_MAIN); 19650 filter.addCategory(Intent.CATEGORY_HOME); 19651 filter.addCategory(Intent.CATEGORY_DEFAULT); 19652 return filter; 19653 } 19654 19655 ComponentName getHomeActivitiesAsUser(List<ResolveInfo> allHomeCandidates, 19656 int userId) { 19657 Intent intent = getHomeIntent(); 19658 List<ResolveInfo> list = queryIntentActivitiesInternal(intent, null, 19659 PackageManager.GET_META_DATA, userId); 19660 ResolveInfo preferred = findPreferredActivity(intent, null, 0, list, 0, 19661 true, false, false, userId); 19662 19663 allHomeCandidates.clear(); 19664 if (list != null) { 19665 for (ResolveInfo ri : list) { 19666 allHomeCandidates.add(ri); 19667 } 19668 } 19669 return (preferred == null || preferred.activityInfo == null) 19670 ? null 19671 : new ComponentName(preferred.activityInfo.packageName, 19672 preferred.activityInfo.name); 19673 } 19674 19675 @Override 19676 public void setHomeActivity(ComponentName comp, int userId) { 19677 ArrayList<ResolveInfo> homeActivities = new ArrayList<>(); 19678 getHomeActivitiesAsUser(homeActivities, userId); 19679 19680 boolean found = false; 19681 19682 final int size = homeActivities.size(); 19683 final ComponentName[] set = new ComponentName[size]; 19684 for (int i = 0; i < size; i++) { 19685 final ResolveInfo candidate = homeActivities.get(i); 19686 final ActivityInfo info = candidate.activityInfo; 19687 final ComponentName activityName = new ComponentName(info.packageName, info.name); 19688 set[i] = activityName; 19689 if (!found && activityName.equals(comp)) { 19690 found = true; 19691 } 19692 } 19693 if (!found) { 19694 throw new IllegalArgumentException("Component " + comp + " cannot be home on user " 19695 + userId); 19696 } 19697 replacePreferredActivity(getHomeFilter(), IntentFilter.MATCH_CATEGORY_EMPTY, 19698 set, comp, userId); 19699 } 19700 19701 private @Nullable String getSetupWizardPackageName() { 19702 final Intent intent = new Intent(Intent.ACTION_MAIN); 19703 intent.addCategory(Intent.CATEGORY_SETUP_WIZARD); 19704 19705 final List<ResolveInfo> matches = queryIntentActivitiesInternal(intent, null, 19706 MATCH_SYSTEM_ONLY | MATCH_DIRECT_BOOT_AWARE | MATCH_DIRECT_BOOT_UNAWARE 19707 | MATCH_DISABLED_COMPONENTS, 19708 UserHandle.myUserId()); 19709 if (matches.size() == 1) { 19710 return matches.get(0).getComponentInfo().packageName; 19711 } else { 19712 Slog.e(TAG, "There should probably be exactly one setup wizard; found " + matches.size() 19713 + ": matches=" + matches); 19714 return null; 19715 } 19716 } 19717 19718 private @Nullable String getStorageManagerPackageName() { 19719 final Intent intent = new Intent(StorageManager.ACTION_MANAGE_STORAGE); 19720 19721 final List<ResolveInfo> matches = queryIntentActivitiesInternal(intent, null, 19722 MATCH_SYSTEM_ONLY | MATCH_DIRECT_BOOT_AWARE | MATCH_DIRECT_BOOT_UNAWARE 19723 | MATCH_DISABLED_COMPONENTS, 19724 UserHandle.myUserId()); 19725 if (matches.size() == 1) { 19726 return matches.get(0).getComponentInfo().packageName; 19727 } else { 19728 Slog.e(TAG, "There should probably be exactly one storage manager; found " 19729 + matches.size() + ": matches=" + matches); 19730 return null; 19731 } 19732 } 19733 19734 @Override 19735 public void setApplicationEnabledSetting(String appPackageName, 19736 int newState, int flags, int userId, String callingPackage) { 19737 if (!sUserManager.exists(userId)) return; 19738 if (callingPackage == null) { 19739 callingPackage = Integer.toString(Binder.getCallingUid()); 19740 } 19741 setEnabledSetting(appPackageName, null, newState, flags, userId, callingPackage); 19742 } 19743 19744 @Override 19745 public void setComponentEnabledSetting(ComponentName componentName, 19746 int newState, int flags, int userId) { 19747 if (!sUserManager.exists(userId)) return; 19748 setEnabledSetting(componentName.getPackageName(), 19749 componentName.getClassName(), newState, flags, userId, null); 19750 } 19751 19752 private void setEnabledSetting(final String packageName, String className, int newState, 19753 final int flags, int userId, String callingPackage) { 19754 if (!(newState == COMPONENT_ENABLED_STATE_DEFAULT 19755 || newState == COMPONENT_ENABLED_STATE_ENABLED 19756 || newState == COMPONENT_ENABLED_STATE_DISABLED 19757 || newState == COMPONENT_ENABLED_STATE_DISABLED_USER 19758 || newState == COMPONENT_ENABLED_STATE_DISABLED_UNTIL_USED)) { 19759 throw new IllegalArgumentException("Invalid new component state: " 19760 + newState); 19761 } 19762 PackageSetting pkgSetting; 19763 final int uid = Binder.getCallingUid(); 19764 final int permission; 19765 if (uid == Process.SYSTEM_UID) { 19766 permission = PackageManager.PERMISSION_GRANTED; 19767 } else { 19768 permission = mContext.checkCallingOrSelfPermission( 19769 android.Manifest.permission.CHANGE_COMPONENT_ENABLED_STATE); 19770 } 19771 enforceCrossUserPermission(uid, userId, 19772 false /* requireFullPermission */, true /* checkShell */, "set enabled"); 19773 final boolean allowedByPermission = (permission == PackageManager.PERMISSION_GRANTED); 19774 boolean sendNow = false; 19775 boolean isApp = (className == null); 19776 String componentName = isApp ? packageName : className; 19777 int packageUid = -1; 19778 ArrayList<String> components; 19779 19780 // writer 19781 synchronized (mPackages) { 19782 pkgSetting = mSettings.mPackages.get(packageName); 19783 if (pkgSetting == null) { 19784 if (className == null) { 19785 throw new IllegalArgumentException("Unknown package: " + packageName); 19786 } 19787 throw new IllegalArgumentException( 19788 "Unknown component: " + packageName + "/" + className); 19789 } 19790 } 19791 19792 // Limit who can change which apps 19793 if (!UserHandle.isSameApp(uid, pkgSetting.appId)) { 19794 // Don't allow apps that don't have permission to modify other apps 19795 if (!allowedByPermission) { 19796 throw new SecurityException( 19797 "Permission Denial: attempt to change component state from pid=" 19798 + Binder.getCallingPid() 19799 + ", uid=" + uid + ", package uid=" + pkgSetting.appId); 19800 } 19801 // Don't allow changing protected packages. 19802 if (mProtectedPackages.isPackageStateProtected(userId, packageName)) { 19803 throw new SecurityException("Cannot disable a protected package: " + packageName); 19804 } 19805 } 19806 19807 synchronized (mPackages) { 19808 if (uid == Process.SHELL_UID 19809 && (pkgSetting.pkgFlags & ApplicationInfo.FLAG_TEST_ONLY) == 0) { 19810 // Shell can only change whole packages between ENABLED and DISABLED_USER states 19811 // unless it is a test package. 19812 int oldState = pkgSetting.getEnabled(userId); 19813 if (className == null 19814 && 19815 (oldState == COMPONENT_ENABLED_STATE_DISABLED_USER 19816 || oldState == COMPONENT_ENABLED_STATE_DEFAULT 19817 || oldState == COMPONENT_ENABLED_STATE_ENABLED) 19818 && 19819 (newState == COMPONENT_ENABLED_STATE_DISABLED_USER 19820 || newState == COMPONENT_ENABLED_STATE_DEFAULT 19821 || newState == COMPONENT_ENABLED_STATE_ENABLED)) { 19822 // ok 19823 } else { 19824 throw new SecurityException( 19825 "Shell cannot change component state for " + packageName + "/" 19826 + className + " to " + newState); 19827 } 19828 } 19829 if (className == null) { 19830 // We're dealing with an application/package level state change 19831 if (pkgSetting.getEnabled(userId) == newState) { 19832 // Nothing to do 19833 return; 19834 } 19835 if (newState == PackageManager.COMPONENT_ENABLED_STATE_DEFAULT 19836 || newState == PackageManager.COMPONENT_ENABLED_STATE_ENABLED) { 19837 // Don't care about who enables an app. 19838 callingPackage = null; 19839 } 19840 pkgSetting.setEnabled(newState, userId, callingPackage); 19841 // pkgSetting.pkg.mSetEnabled = newState; 19842 } else { 19843 // We're dealing with a component level state change 19844 // First, verify that this is a valid class name. 19845 PackageParser.Package pkg = pkgSetting.pkg; 19846 if (pkg == null || !pkg.hasComponentClassName(className)) { 19847 if (pkg != null && 19848 pkg.applicationInfo.targetSdkVersion >= 19849 Build.VERSION_CODES.JELLY_BEAN) { 19850 throw new IllegalArgumentException("Component class " + className 19851 + " does not exist in " + packageName); 19852 } else { 19853 Slog.w(TAG, "Failed setComponentEnabledSetting: component class " 19854 + className + " does not exist in " + packageName); 19855 } 19856 } 19857 switch (newState) { 19858 case COMPONENT_ENABLED_STATE_ENABLED: 19859 if (!pkgSetting.enableComponentLPw(className, userId)) { 19860 return; 19861 } 19862 break; 19863 case COMPONENT_ENABLED_STATE_DISABLED: 19864 if (!pkgSetting.disableComponentLPw(className, userId)) { 19865 return; 19866 } 19867 break; 19868 case COMPONENT_ENABLED_STATE_DEFAULT: 19869 if (!pkgSetting.restoreComponentLPw(className, userId)) { 19870 return; 19871 } 19872 break; 19873 default: 19874 Slog.e(TAG, "Invalid new component state: " + newState); 19875 return; 19876 } 19877 } 19878 scheduleWritePackageRestrictionsLocked(userId); 19879 updateSequenceNumberLP(packageName, new int[] { userId }); 19880 components = mPendingBroadcasts.get(userId, packageName); 19881 final boolean newPackage = components == null; 19882 if (newPackage) { 19883 components = new ArrayList<String>(); 19884 } 19885 if (!components.contains(componentName)) { 19886 components.add(componentName); 19887 } 19888 if ((flags&PackageManager.DONT_KILL_APP) == 0) { 19889 sendNow = true; 19890 // Purge entry from pending broadcast list if another one exists already 19891 // since we are sending one right away. 19892 mPendingBroadcasts.remove(userId, packageName); 19893 } else { 19894 if (newPackage) { 19895 mPendingBroadcasts.put(userId, packageName, components); 19896 } 19897 if (!mHandler.hasMessages(SEND_PENDING_BROADCAST)) { 19898 // Schedule a message 19899 mHandler.sendEmptyMessageDelayed(SEND_PENDING_BROADCAST, BROADCAST_DELAY); 19900 } 19901 } 19902 } 19903 19904 long callingId = Binder.clearCallingIdentity(); 19905 try { 19906 if (sendNow) { 19907 packageUid = UserHandle.getUid(userId, pkgSetting.appId); 19908 sendPackageChangedBroadcast(packageName, 19909 (flags&PackageManager.DONT_KILL_APP) != 0, components, packageUid); 19910 } 19911 } finally { 19912 Binder.restoreCallingIdentity(callingId); 19913 } 19914 } 19915 19916 @Override 19917 public void flushPackageRestrictionsAsUser(int userId) { 19918 if (!sUserManager.exists(userId)) { 19919 return; 19920 } 19921 enforceCrossUserPermission(Binder.getCallingUid(), userId, false /* requireFullPermission*/, 19922 false /* checkShell */, "flushPackageRestrictions"); 19923 synchronized (mPackages) { 19924 mSettings.writePackageRestrictionsLPr(userId); 19925 mDirtyUsers.remove(userId); 19926 if (mDirtyUsers.isEmpty()) { 19927 mHandler.removeMessages(WRITE_PACKAGE_RESTRICTIONS); 19928 } 19929 } 19930 } 19931 19932 private void sendPackageChangedBroadcast(String packageName, 19933 boolean killFlag, ArrayList<String> componentNames, int packageUid) { 19934 if (DEBUG_INSTALL) 19935 Log.v(TAG, "Sending package changed: package=" + packageName + " components=" 19936 + componentNames); 19937 Bundle extras = new Bundle(4); 19938 extras.putString(Intent.EXTRA_CHANGED_COMPONENT_NAME, componentNames.get(0)); 19939 String nameList[] = new String[componentNames.size()]; 19940 componentNames.toArray(nameList); 19941 extras.putStringArray(Intent.EXTRA_CHANGED_COMPONENT_NAME_LIST, nameList); 19942 extras.putBoolean(Intent.EXTRA_DONT_KILL_APP, killFlag); 19943 extras.putInt(Intent.EXTRA_UID, packageUid); 19944 // If this is not reporting a change of the overall package, then only send it 19945 // to registered receivers. We don't want to launch a swath of apps for every 19946 // little component state change. 19947 final int flags = !componentNames.contains(packageName) 19948 ? Intent.FLAG_RECEIVER_REGISTERED_ONLY : 0; 19949 sendPackageBroadcast(Intent.ACTION_PACKAGE_CHANGED, packageName, extras, flags, null, null, 19950 new int[] {UserHandle.getUserId(packageUid)}); 19951 } 19952 19953 @Override 19954 public void setPackageStoppedState(String packageName, boolean stopped, int userId) { 19955 if (!sUserManager.exists(userId)) return; 19956 final int uid = Binder.getCallingUid(); 19957 final int permission = mContext.checkCallingOrSelfPermission( 19958 android.Manifest.permission.CHANGE_COMPONENT_ENABLED_STATE); 19959 final boolean allowedByPermission = (permission == PackageManager.PERMISSION_GRANTED); 19960 enforceCrossUserPermission(uid, userId, 19961 true /* requireFullPermission */, true /* checkShell */, "stop package"); 19962 // writer 19963 synchronized (mPackages) { 19964 if (mSettings.setPackageStoppedStateLPw(this, packageName, stopped, 19965 allowedByPermission, uid, userId)) { 19966 scheduleWritePackageRestrictionsLocked(userId); 19967 } 19968 } 19969 } 19970 19971 @Override 19972 public String getInstallerPackageName(String packageName) { 19973 // reader 19974 synchronized (mPackages) { 19975 return mSettings.getInstallerPackageNameLPr(packageName); 19976 } 19977 } 19978 19979 public boolean isOrphaned(String packageName) { 19980 // reader 19981 synchronized (mPackages) { 19982 return mSettings.isOrphaned(packageName); 19983 } 19984 } 19985 19986 @Override 19987 public int getApplicationEnabledSetting(String packageName, int userId) { 19988 if (!sUserManager.exists(userId)) return COMPONENT_ENABLED_STATE_DISABLED; 19989 int uid = Binder.getCallingUid(); 19990 enforceCrossUserPermission(uid, userId, 19991 false /* requireFullPermission */, false /* checkShell */, "get enabled"); 19992 // reader 19993 synchronized (mPackages) { 19994 return mSettings.getApplicationEnabledSettingLPr(packageName, userId); 19995 } 19996 } 19997 19998 @Override 19999 public int getComponentEnabledSetting(ComponentName componentName, int userId) { 20000 if (!sUserManager.exists(userId)) return COMPONENT_ENABLED_STATE_DISABLED; 20001 int uid = Binder.getCallingUid(); 20002 enforceCrossUserPermission(uid, userId, 20003 false /* requireFullPermission */, false /* checkShell */, "get component enabled"); 20004 // reader 20005 synchronized (mPackages) { 20006 return mSettings.getComponentEnabledSettingLPr(componentName, userId); 20007 } 20008 } 20009 20010 @Override 20011 public void enterSafeMode() { 20012 enforceSystemOrRoot("Only the system can request entering safe mode"); 20013 20014 if (!mSystemReady) { 20015 mSafeMode = true; 20016 } 20017 } 20018 20019 @Override 20020 public void systemReady() { 20021 mSystemReady = true; 20022 20023 // Disable any carrier apps. We do this very early in boot to prevent the apps from being 20024 // disabled after already being started. 20025 CarrierAppUtils.disableCarrierAppsUntilPrivileged(mContext.getOpPackageName(), this, 20026 mContext.getContentResolver(), UserHandle.USER_SYSTEM); 20027 20028 // Read the compatibilty setting when the system is ready. 20029 boolean compatibilityModeEnabled = android.provider.Settings.Global.getInt( 20030 mContext.getContentResolver(), 20031 android.provider.Settings.Global.COMPATIBILITY_MODE, 1) == 1; 20032 PackageParser.setCompatibilityModeEnabled(compatibilityModeEnabled); 20033 if (DEBUG_SETTINGS) { 20034 Log.d(TAG, "compatibility mode:" + compatibilityModeEnabled); 20035 } 20036 20037 int[] grantPermissionsUserIds = EMPTY_INT_ARRAY; 20038 20039 synchronized (mPackages) { 20040 // Verify that all of the preferred activity components actually 20041 // exist. It is possible for applications to be updated and at 20042 // that point remove a previously declared activity component that 20043 // had been set as a preferred activity. We try to clean this up 20044 // the next time we encounter that preferred activity, but it is 20045 // possible for the user flow to never be able to return to that 20046 // situation so here we do a sanity check to make sure we haven't 20047 // left any junk around. 20048 ArrayList<PreferredActivity> removed = new ArrayList<PreferredActivity>(); 20049 for (int i=0; i<mSettings.mPreferredActivities.size(); i++) { 20050 PreferredIntentResolver pir = mSettings.mPreferredActivities.valueAt(i); 20051 removed.clear(); 20052 for (PreferredActivity pa : pir.filterSet()) { 20053 if (mActivities.mActivities.get(pa.mPref.mComponent) == null) { 20054 removed.add(pa); 20055 } 20056 } 20057 if (removed.size() > 0) { 20058 for (int r=0; r<removed.size(); r++) { 20059 PreferredActivity pa = removed.get(r); 20060 Slog.w(TAG, "Removing dangling preferred activity: " 20061 + pa.mPref.mComponent); 20062 pir.removeFilter(pa); 20063 } 20064 mSettings.writePackageRestrictionsLPr( 20065 mSettings.mPreferredActivities.keyAt(i)); 20066 } 20067 } 20068 20069 for (int userId : UserManagerService.getInstance().getUserIds()) { 20070 if (!mSettings.areDefaultRuntimePermissionsGrantedLPr(userId)) { 20071 grantPermissionsUserIds = ArrayUtils.appendInt( 20072 grantPermissionsUserIds, userId); 20073 } 20074 } 20075 } 20076 sUserManager.systemReady(); 20077 20078 // If we upgraded grant all default permissions before kicking off. 20079 for (int userId : grantPermissionsUserIds) { 20080 mDefaultPermissionPolicy.grantDefaultPermissions(userId); 20081 } 20082 20083 // If we did not grant default permissions, we preload from this the 20084 // default permission exceptions lazily to ensure we don't hit the 20085 // disk on a new user creation. 20086 if (grantPermissionsUserIds == EMPTY_INT_ARRAY) { 20087 mDefaultPermissionPolicy.scheduleReadDefaultPermissionExceptions(); 20088 } 20089 20090 // Kick off any messages waiting for system ready 20091 if (mPostSystemReadyMessages != null) { 20092 for (Message msg : mPostSystemReadyMessages) { 20093 msg.sendToTarget(); 20094 } 20095 mPostSystemReadyMessages = null; 20096 } 20097 20098 // Watch for external volumes that come and go over time 20099 final StorageManager storage = mContext.getSystemService(StorageManager.class); 20100 storage.registerListener(mStorageListener); 20101 20102 mInstallerService.systemReady(); 20103 mPackageDexOptimizer.systemReady(); 20104 20105 StorageManagerInternal StorageManagerInternal = LocalServices.getService( 20106 StorageManagerInternal.class); 20107 StorageManagerInternal.addExternalStoragePolicy( 20108 new StorageManagerInternal.ExternalStorageMountPolicy() { 20109 @Override 20110 public int getMountMode(int uid, String packageName) { 20111 if (Process.isIsolated(uid)) { 20112 return Zygote.MOUNT_EXTERNAL_NONE; 20113 } 20114 if (checkUidPermission(WRITE_MEDIA_STORAGE, uid) == PERMISSION_GRANTED) { 20115 return Zygote.MOUNT_EXTERNAL_DEFAULT; 20116 } 20117 if (checkUidPermission(READ_EXTERNAL_STORAGE, uid) == PERMISSION_DENIED) { 20118 return Zygote.MOUNT_EXTERNAL_DEFAULT; 20119 } 20120 if (checkUidPermission(WRITE_EXTERNAL_STORAGE, uid) == PERMISSION_DENIED) { 20121 return Zygote.MOUNT_EXTERNAL_READ; 20122 } 20123 return Zygote.MOUNT_EXTERNAL_WRITE; 20124 } 20125 20126 @Override 20127 public boolean hasExternalStorage(int uid, String packageName) { 20128 return true; 20129 } 20130 }); 20131 20132 // Now that we're mostly running, clean up stale users and apps 20133 sUserManager.reconcileUsers(StorageManager.UUID_PRIVATE_INTERNAL); 20134 reconcileApps(StorageManager.UUID_PRIVATE_INTERNAL); 20135 20136 if (mPrivappPermissionsViolations != null) { 20137 Slog.wtf(TAG,"Signature|privileged permissions not in " 20138 + "privapp-permissions whitelist: " + mPrivappPermissionsViolations); 20139 mPrivappPermissionsViolations = null; 20140 } 20141 } 20142 20143 @Override 20144 public boolean isSafeMode() { 20145 return mSafeMode; 20146 } 20147 20148 @Override 20149 public boolean hasSystemUidErrors() { 20150 return mHasSystemUidErrors; 20151 } 20152 20153 static String arrayToString(int[] array) { 20154 StringBuffer buf = new StringBuffer(128); 20155 buf.append('['); 20156 if (array != null) { 20157 for (int i=0; i<array.length; i++) { 20158 if (i > 0) buf.append(", "); 20159 buf.append(array[i]); 20160 } 20161 } 20162 buf.append(']'); 20163 return buf.toString(); 20164 } 20165 20166 static class DumpState { 20167 public static final int DUMP_LIBS = 1 << 0; 20168 public static final int DUMP_FEATURES = 1 << 1; 20169 public static final int DUMP_ACTIVITY_RESOLVERS = 1 << 2; 20170 public static final int DUMP_SERVICE_RESOLVERS = 1 << 3; 20171 public static final int DUMP_RECEIVER_RESOLVERS = 1 << 4; 20172 public static final int DUMP_CONTENT_RESOLVERS = 1 << 5; 20173 public static final int DUMP_PERMISSIONS = 1 << 6; 20174 public static final int DUMP_PACKAGES = 1 << 7; 20175 public static final int DUMP_SHARED_USERS = 1 << 8; 20176 public static final int DUMP_MESSAGES = 1 << 9; 20177 public static final int DUMP_PROVIDERS = 1 << 10; 20178 public static final int DUMP_VERIFIERS = 1 << 11; 20179 public static final int DUMP_PREFERRED = 1 << 12; 20180 public static final int DUMP_PREFERRED_XML = 1 << 13; 20181 public static final int DUMP_KEYSETS = 1 << 14; 20182 public static final int DUMP_VERSION = 1 << 15; 20183 public static final int DUMP_INSTALLS = 1 << 16; 20184 public static final int DUMP_INTENT_FILTER_VERIFIERS = 1 << 17; 20185 public static final int DUMP_DOMAIN_PREFERRED = 1 << 18; 20186 public static final int DUMP_FROZEN = 1 << 19; 20187 public static final int DUMP_DEXOPT = 1 << 20; 20188 public static final int DUMP_COMPILER_STATS = 1 << 21; 20189 20190 public static final int OPTION_SHOW_FILTERS = 1 << 0; 20191 20192 private int mTypes; 20193 20194 private int mOptions; 20195 20196 private boolean mTitlePrinted; 20197 20198 private SharedUserSetting mSharedUser; 20199 20200 public boolean isDumping(int type) { 20201 if (mTypes == 0 && type != DUMP_PREFERRED_XML) { 20202 return true; 20203 } 20204 20205 return (mTypes & type) != 0; 20206 } 20207 20208 public void setDump(int type) { 20209 mTypes |= type; 20210 } 20211 20212 public boolean isOptionEnabled(int option) { 20213 return (mOptions & option) != 0; 20214 } 20215 20216 public void setOptionEnabled(int option) { 20217 mOptions |= option; 20218 } 20219 20220 public boolean onTitlePrinted() { 20221 final boolean printed = mTitlePrinted; 20222 mTitlePrinted = true; 20223 return printed; 20224 } 20225 20226 public boolean getTitlePrinted() { 20227 return mTitlePrinted; 20228 } 20229 20230 public void setTitlePrinted(boolean enabled) { 20231 mTitlePrinted = enabled; 20232 } 20233 20234 public SharedUserSetting getSharedUser() { 20235 return mSharedUser; 20236 } 20237 20238 public void setSharedUser(SharedUserSetting user) { 20239 mSharedUser = user; 20240 } 20241 } 20242 20243 @Override 20244 public void onShellCommand(FileDescriptor in, FileDescriptor out, 20245 FileDescriptor err, String[] args, ShellCallback callback, 20246 ResultReceiver resultReceiver) { 20247 (new PackageManagerShellCommand(this)).exec( 20248 this, in, out, err, args, callback, resultReceiver); 20249 } 20250 20251 @Override 20252 protected void dump(FileDescriptor fd, PrintWriter pw, String[] args) { 20253 if (mContext.checkCallingOrSelfPermission(android.Manifest.permission.DUMP) 20254 != PackageManager.PERMISSION_GRANTED) { 20255 pw.println("Permission Denial: can't dump ActivityManager from from pid=" 20256 + Binder.getCallingPid() 20257 + ", uid=" + Binder.getCallingUid() 20258 + " without permission " 20259 + android.Manifest.permission.DUMP); 20260 return; 20261 } 20262 20263 DumpState dumpState = new DumpState(); 20264 boolean fullPreferred = false; 20265 boolean checkin = false; 20266 20267 String packageName = null; 20268 ArraySet<String> permissionNames = null; 20269 20270 int opti = 0; 20271 while (opti < args.length) { 20272 String opt = args[opti]; 20273 if (opt == null || opt.length() <= 0 || opt.charAt(0) != '-') { 20274 break; 20275 } 20276 opti++; 20277 20278 if ("-a".equals(opt)) { 20279 // Right now we only know how to print all. 20280 } else if ("-h".equals(opt)) { 20281 pw.println("Package manager dump options:"); 20282 pw.println(" [-h] [-f] [--checkin] [cmd] ..."); 20283 pw.println(" --checkin: dump for a checkin"); 20284 pw.println(" -f: print details of intent filters"); 20285 pw.println(" -h: print this help"); 20286 pw.println(" cmd may be one of:"); 20287 pw.println(" l[ibraries]: list known shared libraries"); 20288 pw.println(" f[eatures]: list device features"); 20289 pw.println(" k[eysets]: print known keysets"); 20290 pw.println(" r[esolvers] [activity|service|receiver|content]: dump intent resolvers"); 20291 pw.println(" perm[issions]: dump permissions"); 20292 pw.println(" permission [name ...]: dump declaration and use of given permission"); 20293 pw.println(" pref[erred]: print preferred package settings"); 20294 pw.println(" preferred-xml [--full]: print preferred package settings as xml"); 20295 pw.println(" prov[iders]: dump content providers"); 20296 pw.println(" p[ackages]: dump installed packages"); 20297 pw.println(" s[hared-users]: dump shared user IDs"); 20298 pw.println(" m[essages]: print collected runtime messages"); 20299 pw.println(" v[erifiers]: print package verifier info"); 20300 pw.println(" d[omain-preferred-apps]: print domains preferred apps"); 20301 pw.println(" i[ntent-filter-verifiers]|ifv: print intent filter verifier info"); 20302 pw.println(" version: print database version info"); 20303 pw.println(" write: write current settings now"); 20304 pw.println(" installs: details about install sessions"); 20305 pw.println(" check-permission <permission> <package> [<user>]: does pkg hold perm?"); 20306 pw.println(" dexopt: dump dexopt state"); 20307 pw.println(" compiler-stats: dump compiler statistics"); 20308 pw.println(" <package.name>: info about given package"); 20309 return; 20310 } else if ("--checkin".equals(opt)) { 20311 checkin = true; 20312 } else if ("-f".equals(opt)) { 20313 dumpState.setOptionEnabled(DumpState.OPTION_SHOW_FILTERS); 20314 } else { 20315 pw.println("Unknown argument: " + opt + "; use -h for help"); 20316 } 20317 } 20318 20319 // Is the caller requesting to dump a particular piece of data? 20320 if (opti < args.length) { 20321 String cmd = args[opti]; 20322 opti++; 20323 // Is this a package name? 20324 if ("android".equals(cmd) || cmd.contains(".")) { 20325 packageName = cmd; 20326 // When dumping a single package, we always dump all of its 20327 // filter information since the amount of data will be reasonable. 20328 dumpState.setOptionEnabled(DumpState.OPTION_SHOW_FILTERS); 20329 } else if ("check-permission".equals(cmd)) { 20330 if (opti >= args.length) { 20331 pw.println("Error: check-permission missing permission argument"); 20332 return; 20333 } 20334 String perm = args[opti]; 20335 opti++; 20336 if (opti >= args.length) { 20337 pw.println("Error: check-permission missing package argument"); 20338 return; 20339 } 20340 20341 String pkg = args[opti]; 20342 opti++; 20343 int user = UserHandle.getUserId(Binder.getCallingUid()); 20344 if (opti < args.length) { 20345 try { 20346 user = Integer.parseInt(args[opti]); 20347 } catch (NumberFormatException e) { 20348 pw.println("Error: check-permission user argument is not a number: " 20349 + args[opti]); 20350 return; 20351 } 20352 } 20353 20354 // Normalize package name to handle renamed packages and static libs 20355 pkg = resolveInternalPackageNameLPr(pkg, PackageManager.VERSION_CODE_HIGHEST); 20356 20357 pw.println(checkPermission(perm, pkg, user)); 20358 return; 20359 } else if ("l".equals(cmd) || "libraries".equals(cmd)) { 20360 dumpState.setDump(DumpState.DUMP_LIBS); 20361 } else if ("f".equals(cmd) || "features".equals(cmd)) { 20362 dumpState.setDump(DumpState.DUMP_FEATURES); 20363 } else if ("r".equals(cmd) || "resolvers".equals(cmd)) { 20364 if (opti >= args.length) { 20365 dumpState.setDump(DumpState.DUMP_ACTIVITY_RESOLVERS 20366 | DumpState.DUMP_SERVICE_RESOLVERS 20367 | DumpState.DUMP_RECEIVER_RESOLVERS 20368 | DumpState.DUMP_CONTENT_RESOLVERS); 20369 } else { 20370 while (opti < args.length) { 20371 String name = args[opti]; 20372 if ("a".equals(name) || "activity".equals(name)) { 20373 dumpState.setDump(DumpState.DUMP_ACTIVITY_RESOLVERS); 20374 } else if ("s".equals(name) || "service".equals(name)) { 20375 dumpState.setDump(DumpState.DUMP_SERVICE_RESOLVERS); 20376 } else if ("r".equals(name) || "receiver".equals(name)) { 20377 dumpState.setDump(DumpState.DUMP_RECEIVER_RESOLVERS); 20378 } else if ("c".equals(name) || "content".equals(name)) { 20379 dumpState.setDump(DumpState.DUMP_CONTENT_RESOLVERS); 20380 } else { 20381 pw.println("Error: unknown resolver table type: " + name); 20382 return; 20383 } 20384 opti++; 20385 } 20386 } 20387 } else if ("perm".equals(cmd) || "permissions".equals(cmd)) { 20388 dumpState.setDump(DumpState.DUMP_PERMISSIONS); 20389 } else if ("permission".equals(cmd)) { 20390 if (opti >= args.length) { 20391 pw.println("Error: permission requires permission name"); 20392 return; 20393 } 20394 permissionNames = new ArraySet<>(); 20395 while (opti < args.length) { 20396 permissionNames.add(args[opti]); 20397 opti++; 20398 } 20399 dumpState.setDump(DumpState.DUMP_PERMISSIONS 20400 | DumpState.DUMP_PACKAGES | DumpState.DUMP_SHARED_USERS); 20401 } else if ("pref".equals(cmd) || "preferred".equals(cmd)) { 20402 dumpState.setDump(DumpState.DUMP_PREFERRED); 20403 } else if ("preferred-xml".equals(cmd)) { 20404 dumpState.setDump(DumpState.DUMP_PREFERRED_XML); 20405 if (opti < args.length && "--full".equals(args[opti])) { 20406 fullPreferred = true; 20407 opti++; 20408 } 20409 } else if ("d".equals(cmd) || "domain-preferred-apps".equals(cmd)) { 20410 dumpState.setDump(DumpState.DUMP_DOMAIN_PREFERRED); 20411 } else if ("p".equals(cmd) || "packages".equals(cmd)) { 20412 dumpState.setDump(DumpState.DUMP_PACKAGES); 20413 } else if ("s".equals(cmd) || "shared-users".equals(cmd)) { 20414 dumpState.setDump(DumpState.DUMP_SHARED_USERS); 20415 } else if ("prov".equals(cmd) || "providers".equals(cmd)) { 20416 dumpState.setDump(DumpState.DUMP_PROVIDERS); 20417 } else if ("m".equals(cmd) || "messages".equals(cmd)) { 20418 dumpState.setDump(DumpState.DUMP_MESSAGES); 20419 } else if ("v".equals(cmd) || "verifiers".equals(cmd)) { 20420 dumpState.setDump(DumpState.DUMP_VERIFIERS); 20421 } else if ("i".equals(cmd) || "ifv".equals(cmd) 20422 || "intent-filter-verifiers".equals(cmd)) { 20423 dumpState.setDump(DumpState.DUMP_INTENT_FILTER_VERIFIERS); 20424 } else if ("version".equals(cmd)) { 20425 dumpState.setDump(DumpState.DUMP_VERSION); 20426 } else if ("k".equals(cmd) || "keysets".equals(cmd)) { 20427 dumpState.setDump(DumpState.DUMP_KEYSETS); 20428 } else if ("installs".equals(cmd)) { 20429 dumpState.setDump(DumpState.DUMP_INSTALLS); 20430 } else if ("frozen".equals(cmd)) { 20431 dumpState.setDump(DumpState.DUMP_FROZEN); 20432 } else if ("dexopt".equals(cmd)) { 20433 dumpState.setDump(DumpState.DUMP_DEXOPT); 20434 } else if ("compiler-stats".equals(cmd)) { 20435 dumpState.setDump(DumpState.DUMP_COMPILER_STATS); 20436 } else if ("write".equals(cmd)) { 20437 synchronized (mPackages) { 20438 mSettings.writeLPr(); 20439 pw.println("Settings written."); 20440 return; 20441 } 20442 } 20443 } 20444 20445 if (checkin) { 20446 pw.println("vers,1"); 20447 } 20448 20449 // reader 20450 synchronized (mPackages) { 20451 if (dumpState.isDumping(DumpState.DUMP_VERSION) && packageName == null) { 20452 if (!checkin) { 20453 if (dumpState.onTitlePrinted()) 20454 pw.println(); 20455 pw.println("Database versions:"); 20456 mSettings.dumpVersionLPr(new IndentingPrintWriter(pw, " ")); 20457 } 20458 } 20459 20460 if (dumpState.isDumping(DumpState.DUMP_VERIFIERS) && packageName == null) { 20461 if (!checkin) { 20462 if (dumpState.onTitlePrinted()) 20463 pw.println(); 20464 pw.println("Verifiers:"); 20465 pw.print(" Required: "); 20466 pw.print(mRequiredVerifierPackage); 20467 pw.print(" (uid="); 20468 pw.print(getPackageUid(mRequiredVerifierPackage, MATCH_DEBUG_TRIAGED_MISSING, 20469 UserHandle.USER_SYSTEM)); 20470 pw.println(")"); 20471 } else if (mRequiredVerifierPackage != null) { 20472 pw.print("vrfy,"); pw.print(mRequiredVerifierPackage); 20473 pw.print(","); 20474 pw.println(getPackageUid(mRequiredVerifierPackage, MATCH_DEBUG_TRIAGED_MISSING, 20475 UserHandle.USER_SYSTEM)); 20476 } 20477 } 20478 20479 if (dumpState.isDumping(DumpState.DUMP_INTENT_FILTER_VERIFIERS) && 20480 packageName == null) { 20481 if (mIntentFilterVerifierComponent != null) { 20482 String verifierPackageName = mIntentFilterVerifierComponent.getPackageName(); 20483 if (!checkin) { 20484 if (dumpState.onTitlePrinted()) 20485 pw.println(); 20486 pw.println("Intent Filter Verifier:"); 20487 pw.print(" Using: "); 20488 pw.print(verifierPackageName); 20489 pw.print(" (uid="); 20490 pw.print(getPackageUid(verifierPackageName, MATCH_DEBUG_TRIAGED_MISSING, 20491 UserHandle.USER_SYSTEM)); 20492 pw.println(")"); 20493 } else if (verifierPackageName != null) { 20494 pw.print("ifv,"); pw.print(verifierPackageName); 20495 pw.print(","); 20496 pw.println(getPackageUid(verifierPackageName, MATCH_DEBUG_TRIAGED_MISSING, 20497 UserHandle.USER_SYSTEM)); 20498 } 20499 } else { 20500 pw.println(); 20501 pw.println("No Intent Filter Verifier available!"); 20502 } 20503 } 20504 20505 if (dumpState.isDumping(DumpState.DUMP_LIBS) && packageName == null) { 20506 boolean printedHeader = false; 20507 final Iterator<String> it = mSharedLibraries.keySet().iterator(); 20508 while (it.hasNext()) { 20509 String libName = it.next(); 20510 SparseArray<SharedLibraryEntry> versionedLib = mSharedLibraries.get(libName); 20511 if (versionedLib == null) { 20512 continue; 20513 } 20514 final int versionCount = versionedLib.size(); 20515 for (int i = 0; i < versionCount; i++) { 20516 SharedLibraryEntry libEntry = versionedLib.valueAt(i); 20517 if (!checkin) { 20518 if (!printedHeader) { 20519 if (dumpState.onTitlePrinted()) 20520 pw.println(); 20521 pw.println("Libraries:"); 20522 printedHeader = true; 20523 } 20524 pw.print(" "); 20525 } else { 20526 pw.print("lib,"); 20527 } 20528 pw.print(libEntry.info.getName()); 20529 if (libEntry.info.isStatic()) { 20530 pw.print(" version=" + libEntry.info.getVersion()); 20531 } 20532 if (!checkin) { 20533 pw.print(" -> "); 20534 } 20535 if (libEntry.path != null) { 20536 pw.print(" (jar) "); 20537 pw.print(libEntry.path); 20538 } else { 20539 pw.print(" (apk) "); 20540 pw.print(libEntry.apk); 20541 } 20542 pw.println(); 20543 } 20544 } 20545 } 20546 20547 if (dumpState.isDumping(DumpState.DUMP_FEATURES) && packageName == null) { 20548 if (dumpState.onTitlePrinted()) 20549 pw.println(); 20550 if (!checkin) { 20551 pw.println("Features:"); 20552 } 20553 20554 synchronized (mAvailableFeatures) { 20555 for (FeatureInfo feat : mAvailableFeatures.values()) { 20556 if (checkin) { 20557 pw.print("feat,"); 20558 pw.print(feat.name); 20559 pw.print(","); 20560 pw.println(feat.version); 20561 } else { 20562 pw.print(" "); 20563 pw.print(feat.name); 20564 if (feat.version > 0) { 20565 pw.print(" version="); 20566 pw.print(feat.version); 20567 } 20568 pw.println(); 20569 } 20570 } 20571 } 20572 } 20573 20574 if (!checkin && dumpState.isDumping(DumpState.DUMP_ACTIVITY_RESOLVERS)) { 20575 if (mActivities.dump(pw, dumpState.getTitlePrinted() ? "\nActivity Resolver Table:" 20576 : "Activity Resolver Table:", " ", packageName, 20577 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS), true)) { 20578 dumpState.setTitlePrinted(true); 20579 } 20580 } 20581 if (!checkin && dumpState.isDumping(DumpState.DUMP_RECEIVER_RESOLVERS)) { 20582 if (mReceivers.dump(pw, dumpState.getTitlePrinted() ? "\nReceiver Resolver Table:" 20583 : "Receiver Resolver Table:", " ", packageName, 20584 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS), true)) { 20585 dumpState.setTitlePrinted(true); 20586 } 20587 } 20588 if (!checkin && dumpState.isDumping(DumpState.DUMP_SERVICE_RESOLVERS)) { 20589 if (mServices.dump(pw, dumpState.getTitlePrinted() ? "\nService Resolver Table:" 20590 : "Service Resolver Table:", " ", packageName, 20591 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS), true)) { 20592 dumpState.setTitlePrinted(true); 20593 } 20594 } 20595 if (!checkin && dumpState.isDumping(DumpState.DUMP_CONTENT_RESOLVERS)) { 20596 if (mProviders.dump(pw, dumpState.getTitlePrinted() ? "\nProvider Resolver Table:" 20597 : "Provider Resolver Table:", " ", packageName, 20598 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS), true)) { 20599 dumpState.setTitlePrinted(true); 20600 } 20601 } 20602 20603 if (!checkin && dumpState.isDumping(DumpState.DUMP_PREFERRED)) { 20604 for (int i=0; i<mSettings.mPreferredActivities.size(); i++) { 20605 PreferredIntentResolver pir = mSettings.mPreferredActivities.valueAt(i); 20606 int user = mSettings.mPreferredActivities.keyAt(i); 20607 if (pir.dump(pw, 20608 dumpState.getTitlePrinted() 20609 ? "\nPreferred Activities User " + user + ":" 20610 : "Preferred Activities User " + user + ":", " ", 20611 packageName, true, false)) { 20612 dumpState.setTitlePrinted(true); 20613 } 20614 } 20615 } 20616 20617 if (!checkin && dumpState.isDumping(DumpState.DUMP_PREFERRED_XML)) { 20618 pw.flush(); 20619 FileOutputStream fout = new FileOutputStream(fd); 20620 BufferedOutputStream str = new BufferedOutputStream(fout); 20621 XmlSerializer serializer = new FastXmlSerializer(); 20622 try { 20623 serializer.setOutput(str, StandardCharsets.UTF_8.name()); 20624 serializer.startDocument(null, true); 20625 serializer.setFeature( 20626 "http://xmlpull.org/v1/doc/features.html#indent-output", true); 20627 mSettings.writePreferredActivitiesLPr(serializer, 0, fullPreferred); 20628 serializer.endDocument(); 20629 serializer.flush(); 20630 } catch (IllegalArgumentException e) { 20631 pw.println("Failed writing: " + e); 20632 } catch (IllegalStateException e) { 20633 pw.println("Failed writing: " + e); 20634 } catch (IOException e) { 20635 pw.println("Failed writing: " + e); 20636 } 20637 } 20638 20639 if (!checkin 20640 && dumpState.isDumping(DumpState.DUMP_DOMAIN_PREFERRED) 20641 && packageName == null) { 20642 pw.println(); 20643 int count = mSettings.mPackages.size(); 20644 if (count == 0) { 20645 pw.println("No applications!"); 20646 pw.println(); 20647 } else { 20648 final String prefix = " "; 20649 Collection<PackageSetting> allPackageSettings = mSettings.mPackages.values(); 20650 if (allPackageSettings.size() == 0) { 20651 pw.println("No domain preferred apps!"); 20652 pw.println(); 20653 } else { 20654 pw.println("App verification status:"); 20655 pw.println(); 20656 count = 0; 20657 for (PackageSetting ps : allPackageSettings) { 20658 IntentFilterVerificationInfo ivi = ps.getIntentFilterVerificationInfo(); 20659 if (ivi == null || ivi.getPackageName() == null) continue; 20660 pw.println(prefix + "Package: " + ivi.getPackageName()); 20661 pw.println(prefix + "Domains: " + ivi.getDomainsString()); 20662 pw.println(prefix + "Status: " + ivi.getStatusString()); 20663 pw.println(); 20664 count++; 20665 } 20666 if (count == 0) { 20667 pw.println(prefix + "No app verification established."); 20668 pw.println(); 20669 } 20670 for (int userId : sUserManager.getUserIds()) { 20671 pw.println("App linkages for user " + userId + ":"); 20672 pw.println(); 20673 count = 0; 20674 for (PackageSetting ps : allPackageSettings) { 20675 final long status = ps.getDomainVerificationStatusForUser(userId); 20676 if (status >> 32 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED 20677 && !DEBUG_DOMAIN_VERIFICATION) { 20678 continue; 20679 } 20680 pw.println(prefix + "Package: " + ps.name); 20681 pw.println(prefix + "Domains: " + dumpDomainString(ps.name)); 20682 String statusStr = IntentFilterVerificationInfo. 20683 getStatusStringFromValue(status); 20684 pw.println(prefix + "Status: " + statusStr); 20685 pw.println(); 20686 count++; 20687 } 20688 if (count == 0) { 20689 pw.println(prefix + "No configured app linkages."); 20690 pw.println(); 20691 } 20692 } 20693 } 20694 } 20695 } 20696 20697 if (!checkin && dumpState.isDumping(DumpState.DUMP_PERMISSIONS)) { 20698 mSettings.dumpPermissionsLPr(pw, packageName, permissionNames, dumpState); 20699 if (packageName == null && permissionNames == null) { 20700 for (int iperm=0; iperm<mAppOpPermissionPackages.size(); iperm++) { 20701 if (iperm == 0) { 20702 if (dumpState.onTitlePrinted()) 20703 pw.println(); 20704 pw.println("AppOp Permissions:"); 20705 } 20706 pw.print(" AppOp Permission "); 20707 pw.print(mAppOpPermissionPackages.keyAt(iperm)); 20708 pw.println(":"); 20709 ArraySet<String> pkgs = mAppOpPermissionPackages.valueAt(iperm); 20710 for (int ipkg=0; ipkg<pkgs.size(); ipkg++) { 20711 pw.print(" "); pw.println(pkgs.valueAt(ipkg)); 20712 } 20713 } 20714 } 20715 } 20716 20717 if (!checkin && dumpState.isDumping(DumpState.DUMP_PROVIDERS)) { 20718 boolean printedSomething = false; 20719 for (PackageParser.Provider p : mProviders.mProviders.values()) { 20720 if (packageName != null && !packageName.equals(p.info.packageName)) { 20721 continue; 20722 } 20723 if (!printedSomething) { 20724 if (dumpState.onTitlePrinted()) 20725 pw.println(); 20726 pw.println("Registered ContentProviders:"); 20727 printedSomething = true; 20728 } 20729 pw.print(" "); p.printComponentShortName(pw); pw.println(":"); 20730 pw.print(" "); pw.println(p.toString()); 20731 } 20732 printedSomething = false; 20733 for (Map.Entry<String, PackageParser.Provider> entry : 20734 mProvidersByAuthority.entrySet()) { 20735 PackageParser.Provider p = entry.getValue(); 20736 if (packageName != null && !packageName.equals(p.info.packageName)) { 20737 continue; 20738 } 20739 if (!printedSomething) { 20740 if (dumpState.onTitlePrinted()) 20741 pw.println(); 20742 pw.println("ContentProvider Authorities:"); 20743 printedSomething = true; 20744 } 20745 pw.print(" ["); pw.print(entry.getKey()); pw.println("]:"); 20746 pw.print(" "); pw.println(p.toString()); 20747 if (p.info != null && p.info.applicationInfo != null) { 20748 final String appInfo = p.info.applicationInfo.toString(); 20749 pw.print(" applicationInfo="); pw.println(appInfo); 20750 } 20751 } 20752 } 20753 20754 if (!checkin && dumpState.isDumping(DumpState.DUMP_KEYSETS)) { 20755 mSettings.mKeySetManagerService.dumpLPr(pw, packageName, dumpState); 20756 } 20757 20758 if (dumpState.isDumping(DumpState.DUMP_PACKAGES)) { 20759 mSettings.dumpPackagesLPr(pw, packageName, permissionNames, dumpState, checkin); 20760 } 20761 20762 if (dumpState.isDumping(DumpState.DUMP_SHARED_USERS)) { 20763 mSettings.dumpSharedUsersLPr(pw, packageName, permissionNames, dumpState, checkin); 20764 } 20765 20766 if (!checkin && dumpState.isDumping(DumpState.DUMP_PERMISSIONS) && packageName == null) { 20767 mSettings.dumpRestoredPermissionGrantsLPr(pw, dumpState); 20768 } 20769 20770 if (!checkin && dumpState.isDumping(DumpState.DUMP_INSTALLS) && packageName == null) { 20771 // XXX should handle packageName != null by dumping only install data that 20772 // the given package is involved with. 20773 if (dumpState.onTitlePrinted()) pw.println(); 20774 mInstallerService.dump(new IndentingPrintWriter(pw, " ", 120)); 20775 } 20776 20777 if (!checkin && dumpState.isDumping(DumpState.DUMP_FROZEN) && packageName == null) { 20778 // XXX should handle packageName != null by dumping only install data that 20779 // the given package is involved with. 20780 if (dumpState.onTitlePrinted()) pw.println(); 20781 20782 final IndentingPrintWriter ipw = new IndentingPrintWriter(pw, " ", 120); 20783 ipw.println(); 20784 ipw.println("Frozen packages:"); 20785 ipw.increaseIndent(); 20786 if (mFrozenPackages.size() == 0) { 20787 ipw.println("(none)"); 20788 } else { 20789 for (int i = 0; i < mFrozenPackages.size(); i++) { 20790 ipw.println(mFrozenPackages.valueAt(i)); 20791 } 20792 } 20793 ipw.decreaseIndent(); 20794 } 20795 20796 if (!checkin && dumpState.isDumping(DumpState.DUMP_DEXOPT)) { 20797 if (dumpState.onTitlePrinted()) pw.println(); 20798 dumpDexoptStateLPr(pw, packageName); 20799 } 20800 20801 if (!checkin && dumpState.isDumping(DumpState.DUMP_COMPILER_STATS)) { 20802 if (dumpState.onTitlePrinted()) pw.println(); 20803 dumpCompilerStatsLPr(pw, packageName); 20804 } 20805 20806 if (!checkin && dumpState.isDumping(DumpState.DUMP_MESSAGES) && packageName == null) { 20807 if (dumpState.onTitlePrinted()) pw.println(); 20808 mSettings.dumpReadMessagesLPr(pw, dumpState); 20809 20810 pw.println(); 20811 pw.println("Package warning messages:"); 20812 BufferedReader in = null; 20813 String line = null; 20814 try { 20815 in = new BufferedReader(new FileReader(getSettingsProblemFile())); 20816 while ((line = in.readLine()) != null) { 20817 if (line.contains("ignored: updated version")) continue; 20818 pw.println(line); 20819 } 20820 } catch (IOException ignored) { 20821 } finally { 20822 IoUtils.closeQuietly(in); 20823 } 20824 } 20825 20826 if (checkin && dumpState.isDumping(DumpState.DUMP_MESSAGES)) { 20827 BufferedReader in = null; 20828 String line = null; 20829 try { 20830 in = new BufferedReader(new FileReader(getSettingsProblemFile())); 20831 while ((line = in.readLine()) != null) { 20832 if (line.contains("ignored: updated version")) continue; 20833 pw.print("msg,"); 20834 pw.println(line); 20835 } 20836 } catch (IOException ignored) { 20837 } finally { 20838 IoUtils.closeQuietly(in); 20839 } 20840 } 20841 } 20842 } 20843 20844 private void dumpDexoptStateLPr(PrintWriter pw, String packageName) { 20845 final IndentingPrintWriter ipw = new IndentingPrintWriter(pw, " ", 120); 20846 ipw.println(); 20847 ipw.println("Dexopt state:"); 20848 ipw.increaseIndent(); 20849 Collection<PackageParser.Package> packages = null; 20850 if (packageName != null) { 20851 PackageParser.Package targetPackage = mPackages.get(packageName); 20852 if (targetPackage != null) { 20853 packages = Collections.singletonList(targetPackage); 20854 } else { 20855 ipw.println("Unable to find package: " + packageName); 20856 return; 20857 } 20858 } else { 20859 packages = mPackages.values(); 20860 } 20861 20862 for (PackageParser.Package pkg : packages) { 20863 ipw.println("[" + pkg.packageName + "]"); 20864 ipw.increaseIndent(); 20865 mPackageDexOptimizer.dumpDexoptState(ipw, pkg); 20866 ipw.decreaseIndent(); 20867 } 20868 } 20869 20870 private void dumpCompilerStatsLPr(PrintWriter pw, String packageName) { 20871 final IndentingPrintWriter ipw = new IndentingPrintWriter(pw, " ", 120); 20872 ipw.println(); 20873 ipw.println("Compiler stats:"); 20874 ipw.increaseIndent(); 20875 Collection<PackageParser.Package> packages = null; 20876 if (packageName != null) { 20877 PackageParser.Package targetPackage = mPackages.get(packageName); 20878 if (targetPackage != null) { 20879 packages = Collections.singletonList(targetPackage); 20880 } else { 20881 ipw.println("Unable to find package: " + packageName); 20882 return; 20883 } 20884 } else { 20885 packages = mPackages.values(); 20886 } 20887 20888 for (PackageParser.Package pkg : packages) { 20889 ipw.println("[" + pkg.packageName + "]"); 20890 ipw.increaseIndent(); 20891 20892 CompilerStats.PackageStats stats = getCompilerPackageStats(pkg.packageName); 20893 if (stats == null) { 20894 ipw.println("(No recorded stats)"); 20895 } else { 20896 stats.dump(ipw); 20897 } 20898 ipw.decreaseIndent(); 20899 } 20900 } 20901 20902 private String dumpDomainString(String packageName) { 20903 List<IntentFilterVerificationInfo> iviList = getIntentFilterVerifications(packageName) 20904 .getList(); 20905 List<IntentFilter> filters = getAllIntentFilters(packageName).getList(); 20906 20907 ArraySet<String> result = new ArraySet<>(); 20908 if (iviList.size() > 0) { 20909 for (IntentFilterVerificationInfo ivi : iviList) { 20910 for (String host : ivi.getDomains()) { 20911 result.add(host); 20912 } 20913 } 20914 } 20915 if (filters != null && filters.size() > 0) { 20916 for (IntentFilter filter : filters) { 20917 if (filter.hasCategory(Intent.CATEGORY_BROWSABLE) 20918 && (filter.hasDataScheme(IntentFilter.SCHEME_HTTP) || 20919 filter.hasDataScheme(IntentFilter.SCHEME_HTTPS))) { 20920 result.addAll(filter.getHostsList()); 20921 } 20922 } 20923 } 20924 20925 StringBuilder sb = new StringBuilder(result.size() * 16); 20926 for (String domain : result) { 20927 if (sb.length() > 0) sb.append(" "); 20928 sb.append(domain); 20929 } 20930 return sb.toString(); 20931 } 20932 20933 // ------- apps on sdcard specific code ------- 20934 static final boolean DEBUG_SD_INSTALL = false; 20935 20936 private static final String SD_ENCRYPTION_KEYSTORE_NAME = "AppsOnSD"; 20937 20938 private static final String SD_ENCRYPTION_ALGORITHM = "AES"; 20939 20940 private boolean mMediaMounted = false; 20941 20942 static String getEncryptKey() { 20943 try { 20944 String sdEncKey = SystemKeyStore.getInstance().retrieveKeyHexString( 20945 SD_ENCRYPTION_KEYSTORE_NAME); 20946 if (sdEncKey == null) { 20947 sdEncKey = SystemKeyStore.getInstance().generateNewKeyHexString(128, 20948 SD_ENCRYPTION_ALGORITHM, SD_ENCRYPTION_KEYSTORE_NAME); 20949 if (sdEncKey == null) { 20950 Slog.e(TAG, "Failed to create encryption keys"); 20951 return null; 20952 } 20953 } 20954 return sdEncKey; 20955 } catch (NoSuchAlgorithmException nsae) { 20956 Slog.e(TAG, "Failed to create encryption keys with exception: " + nsae); 20957 return null; 20958 } catch (IOException ioe) { 20959 Slog.e(TAG, "Failed to retrieve encryption keys with exception: " + ioe); 20960 return null; 20961 } 20962 } 20963 20964 /* 20965 * Update media status on PackageManager. 20966 */ 20967 @Override 20968 public void updateExternalMediaStatus(final boolean mediaStatus, final boolean reportStatus) { 20969 int callingUid = Binder.getCallingUid(); 20970 if (callingUid != 0 && callingUid != Process.SYSTEM_UID) { 20971 throw new SecurityException("Media status can only be updated by the system"); 20972 } 20973 // reader; this apparently protects mMediaMounted, but should probably 20974 // be a different lock in that case. 20975 synchronized (mPackages) { 20976 Log.i(TAG, "Updating external media status from " 20977 + (mMediaMounted ? "mounted" : "unmounted") + " to " 20978 + (mediaStatus ? "mounted" : "unmounted")); 20979 if (DEBUG_SD_INSTALL) 20980 Log.i(TAG, "updateExternalMediaStatus:: mediaStatus=" + mediaStatus 20981 + ", mMediaMounted=" + mMediaMounted); 20982 if (mediaStatus == mMediaMounted) { 20983 final Message msg = mHandler.obtainMessage(UPDATED_MEDIA_STATUS, reportStatus ? 1 20984 : 0, -1); 20985 mHandler.sendMessage(msg); 20986 return; 20987 } 20988 mMediaMounted = mediaStatus; 20989 } 20990 // Queue up an async operation since the package installation may take a 20991 // little while. 20992 mHandler.post(new Runnable() { 20993 public void run() { 20994 updateExternalMediaStatusInner(mediaStatus, reportStatus, true); 20995 } 20996 }); 20997 } 20998 20999 /** 21000 * Called by StorageManagerService when the initial ASECs to scan are available. 21001 * Should block until all the ASEC containers are finished being scanned. 21002 */ 21003 public void scanAvailableAsecs() { 21004 updateExternalMediaStatusInner(true, false, false); 21005 } 21006 21007 /* 21008 * Collect information of applications on external media, map them against 21009 * existing containers and update information based on current mount status. 21010 * Please note that we always have to report status if reportStatus has been 21011 * set to true especially when unloading packages. 21012 */ 21013 private void updateExternalMediaStatusInner(boolean isMounted, boolean reportStatus, 21014 boolean externalStorage) { 21015 ArrayMap<AsecInstallArgs, String> processCids = new ArrayMap<>(); 21016 int[] uidArr = EmptyArray.INT; 21017 21018 final String[] list = PackageHelper.getSecureContainerList(); 21019 if (ArrayUtils.isEmpty(list)) { 21020 Log.i(TAG, "No secure containers found"); 21021 } else { 21022 // Process list of secure containers and categorize them 21023 // as active or stale based on their package internal state. 21024 21025 // reader 21026 synchronized (mPackages) { 21027 for (String cid : list) { 21028 // Leave stages untouched for now; installer service owns them 21029 if (PackageInstallerService.isStageName(cid)) continue; 21030 21031 if (DEBUG_SD_INSTALL) 21032 Log.i(TAG, "Processing container " + cid); 21033 String pkgName = getAsecPackageName(cid); 21034 if (pkgName == null) { 21035 Slog.i(TAG, "Found stale container " + cid + " with no package name"); 21036 continue; 21037 } 21038 if (DEBUG_SD_INSTALL) 21039 Log.i(TAG, "Looking for pkg : " + pkgName); 21040 21041 final PackageSetting ps = mSettings.mPackages.get(pkgName); 21042 if (ps == null) { 21043 Slog.i(TAG, "Found stale container " + cid + " with no matching settings"); 21044 continue; 21045 } 21046 21047 /* 21048 * Skip packages that are not external if we're unmounting 21049 * external storage. 21050 */ 21051 if (externalStorage && !isMounted && !isExternal(ps)) { 21052 continue; 21053 } 21054 21055 final AsecInstallArgs args = new AsecInstallArgs(cid, 21056 getAppDexInstructionSets(ps), ps.isForwardLocked()); 21057 // The package status is changed only if the code path 21058 // matches between settings and the container id. 21059 if (ps.codePathString != null 21060 && ps.codePathString.startsWith(args.getCodePath())) { 21061 if (DEBUG_SD_INSTALL) { 21062 Log.i(TAG, "Container : " + cid + " corresponds to pkg : " + pkgName 21063 + " at code path: " + ps.codePathString); 21064 } 21065 21066 // We do have a valid package installed on sdcard 21067 processCids.put(args, ps.codePathString); 21068 final int uid = ps.appId; 21069 if (uid != -1) { 21070 uidArr = ArrayUtils.appendInt(uidArr, uid); 21071 } 21072 } else { 21073 Slog.i(TAG, "Found stale container " + cid + ": expected codePath=" 21074 + ps.codePathString); 21075 } 21076 } 21077 } 21078 21079 Arrays.sort(uidArr); 21080 } 21081 21082 // Process packages with valid entries. 21083 if (isMounted) { 21084 if (DEBUG_SD_INSTALL) 21085 Log.i(TAG, "Loading packages"); 21086 loadMediaPackages(processCids, uidArr, externalStorage); 21087 startCleaningPackages(); 21088 mInstallerService.onSecureContainersAvailable(); 21089 } else { 21090 if (DEBUG_SD_INSTALL) 21091 Log.i(TAG, "Unloading packages"); 21092 unloadMediaPackages(processCids, uidArr, reportStatus); 21093 } 21094 } 21095 21096 private void sendResourcesChangedBroadcast(boolean mediaStatus, boolean replacing, 21097 ArrayList<ApplicationInfo> infos, IIntentReceiver finishedReceiver) { 21098 final int size = infos.size(); 21099 final String[] packageNames = new String[size]; 21100 final int[] packageUids = new int[size]; 21101 for (int i = 0; i < size; i++) { 21102 final ApplicationInfo info = infos.get(i); 21103 packageNames[i] = info.packageName; 21104 packageUids[i] = info.uid; 21105 } 21106 sendResourcesChangedBroadcast(mediaStatus, replacing, packageNames, packageUids, 21107 finishedReceiver); 21108 } 21109 21110 private void sendResourcesChangedBroadcast(boolean mediaStatus, boolean replacing, 21111 ArrayList<String> pkgList, int uidArr[], IIntentReceiver finishedReceiver) { 21112 sendResourcesChangedBroadcast(mediaStatus, replacing, 21113 pkgList.toArray(new String[pkgList.size()]), uidArr, finishedReceiver); 21114 } 21115 21116 private void sendResourcesChangedBroadcast(boolean mediaStatus, boolean replacing, 21117 String[] pkgList, int uidArr[], IIntentReceiver finishedReceiver) { 21118 int size = pkgList.length; 21119 if (size > 0) { 21120 // Send broadcasts here 21121 Bundle extras = new Bundle(); 21122 extras.putStringArray(Intent.EXTRA_CHANGED_PACKAGE_LIST, pkgList); 21123 if (uidArr != null) { 21124 extras.putIntArray(Intent.EXTRA_CHANGED_UID_LIST, uidArr); 21125 } 21126 if (replacing) { 21127 extras.putBoolean(Intent.EXTRA_REPLACING, replacing); 21128 } 21129 String action = mediaStatus ? Intent.ACTION_EXTERNAL_APPLICATIONS_AVAILABLE 21130 : Intent.ACTION_EXTERNAL_APPLICATIONS_UNAVAILABLE; 21131 sendPackageBroadcast(action, null, extras, 0, null, finishedReceiver, null); 21132 } 21133 } 21134 21135 /* 21136 * Look at potentially valid container ids from processCids If package 21137 * information doesn't match the one on record or package scanning fails, 21138 * the cid is added to list of removeCids. We currently don't delete stale 21139 * containers. 21140 */ 21141 private void loadMediaPackages(ArrayMap<AsecInstallArgs, String> processCids, int[] uidArr, 21142 boolean externalStorage) { 21143 ArrayList<String> pkgList = new ArrayList<String>(); 21144 Set<AsecInstallArgs> keys = processCids.keySet(); 21145 21146 for (AsecInstallArgs args : keys) { 21147 String codePath = processCids.get(args); 21148 if (DEBUG_SD_INSTALL) 21149 Log.i(TAG, "Loading container : " + args.cid); 21150 int retCode = PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 21151 try { 21152 // Make sure there are no container errors first. 21153 if (args.doPreInstall(PackageManager.INSTALL_SUCCEEDED) != PackageManager.INSTALL_SUCCEEDED) { 21154 Slog.e(TAG, "Failed to mount cid : " + args.cid 21155 + " when installing from sdcard"); 21156 continue; 21157 } 21158 // Check code path here. 21159 if (codePath == null || !codePath.startsWith(args.getCodePath())) { 21160 Slog.e(TAG, "Container " + args.cid + " cachepath " + args.getCodePath() 21161 + " does not match one in settings " + codePath); 21162 continue; 21163 } 21164 // Parse package 21165 int parseFlags = mDefParseFlags; 21166 if (args.isExternalAsec()) { 21167 parseFlags |= PackageParser.PARSE_EXTERNAL_STORAGE; 21168 } 21169 if (args.isFwdLocked()) { 21170 parseFlags |= PackageParser.PARSE_FORWARD_LOCK; 21171 } 21172 21173 synchronized (mInstallLock) { 21174 PackageParser.Package pkg = null; 21175 try { 21176 // Sadly we don't know the package name yet to freeze it 21177 pkg = scanPackageTracedLI(new File(codePath), parseFlags, 21178 SCAN_IGNORE_FROZEN, 0, null); 21179 } catch (PackageManagerException e) { 21180 Slog.w(TAG, "Failed to scan " + codePath + ": " + e.getMessage()); 21181 } 21182 // Scan the package 21183 if (pkg != null) { 21184 /* 21185 * TODO why is the lock being held? doPostInstall is 21186 * called in other places without the lock. This needs 21187 * to be straightened out. 21188 */ 21189 // writer 21190 synchronized (mPackages) { 21191 retCode = PackageManager.INSTALL_SUCCEEDED; 21192 pkgList.add(pkg.packageName); 21193 // Post process args 21194 args.doPostInstall(PackageManager.INSTALL_SUCCEEDED, 21195 pkg.applicationInfo.uid); 21196 } 21197 } else { 21198 Slog.i(TAG, "Failed to install pkg from " + codePath + " from sdcard"); 21199 } 21200 } 21201 21202 } finally { 21203 if (retCode != PackageManager.INSTALL_SUCCEEDED) { 21204 Log.w(TAG, "Container " + args.cid + " is stale, retCode=" + retCode); 21205 } 21206 } 21207 } 21208 // writer 21209 synchronized (mPackages) { 21210 // If the platform SDK has changed since the last time we booted, 21211 // we need to re-grant app permission to catch any new ones that 21212 // appear. This is really a hack, and means that apps can in some 21213 // cases get permissions that the user didn't initially explicitly 21214 // allow... it would be nice to have some better way to handle 21215 // this situation. 21216 final VersionInfo ver = externalStorage ? mSettings.getExternalVersion() 21217 : mSettings.getInternalVersion(); 21218 final String volumeUuid = externalStorage ? StorageManager.UUID_PRIMARY_PHYSICAL 21219 : StorageManager.UUID_PRIVATE_INTERNAL; 21220 21221 int updateFlags = UPDATE_PERMISSIONS_ALL; 21222 if (ver.sdkVersion != mSdkVersion) { 21223 logCriticalInfo(Log.INFO, "Platform changed from " + ver.sdkVersion + " to " 21224 + mSdkVersion + "; regranting permissions for external"); 21225 updateFlags |= UPDATE_PERMISSIONS_REPLACE_PKG | UPDATE_PERMISSIONS_REPLACE_ALL; 21226 } 21227 updatePermissionsLPw(null, null, volumeUuid, updateFlags); 21228 21229 // Yay, everything is now upgraded 21230 ver.forceCurrent(); 21231 21232 // can downgrade to reader 21233 // Persist settings 21234 mSettings.writeLPr(); 21235 } 21236 // Send a broadcast to let everyone know we are done processing 21237 if (pkgList.size() > 0) { 21238 sendResourcesChangedBroadcast(true, false, pkgList, uidArr, null); 21239 } 21240 } 21241 21242 /* 21243 * Utility method to unload a list of specified containers 21244 */ 21245 private void unloadAllContainers(Set<AsecInstallArgs> cidArgs) { 21246 // Just unmount all valid containers. 21247 for (AsecInstallArgs arg : cidArgs) { 21248 synchronized (mInstallLock) { 21249 arg.doPostDeleteLI(false); 21250 } 21251 } 21252 } 21253 21254 /* 21255 * Unload packages mounted on external media. This involves deleting package 21256 * data from internal structures, sending broadcasts about disabled packages, 21257 * gc'ing to free up references, unmounting all secure containers 21258 * corresponding to packages on external media, and posting a 21259 * UPDATED_MEDIA_STATUS message if status has been requested. Please note 21260 * that we always have to post this message if status has been requested no 21261 * matter what. 21262 */ 21263 private void unloadMediaPackages(ArrayMap<AsecInstallArgs, String> processCids, int uidArr[], 21264 final boolean reportStatus) { 21265 if (DEBUG_SD_INSTALL) 21266 Log.i(TAG, "unloading media packages"); 21267 ArrayList<String> pkgList = new ArrayList<String>(); 21268 ArrayList<AsecInstallArgs> failedList = new ArrayList<AsecInstallArgs>(); 21269 final Set<AsecInstallArgs> keys = processCids.keySet(); 21270 for (AsecInstallArgs args : keys) { 21271 String pkgName = args.getPackageName(); 21272 if (DEBUG_SD_INSTALL) 21273 Log.i(TAG, "Trying to unload pkg : " + pkgName); 21274 // Delete package internally 21275 PackageRemovedInfo outInfo = new PackageRemovedInfo(); 21276 synchronized (mInstallLock) { 21277 final int deleteFlags = PackageManager.DELETE_KEEP_DATA; 21278 final boolean res; 21279 try (PackageFreezer freezer = freezePackageForDelete(pkgName, deleteFlags, 21280 "unloadMediaPackages")) { 21281 res = deletePackageLIF(pkgName, null, false, null, deleteFlags, outInfo, false, 21282 null); 21283 } 21284 if (res) { 21285 pkgList.add(pkgName); 21286 } else { 21287 Slog.e(TAG, "Failed to delete pkg from sdcard : " + pkgName); 21288 failedList.add(args); 21289 } 21290 } 21291 } 21292 21293 // reader 21294 synchronized (mPackages) { 21295 // We didn't update the settings after removing each package; 21296 // write them now for all packages. 21297 mSettings.writeLPr(); 21298 } 21299 21300 // We have to absolutely send UPDATED_MEDIA_STATUS only 21301 // after confirming that all the receivers processed the ordered 21302 // broadcast when packages get disabled, force a gc to clean things up. 21303 // and unload all the containers. 21304 if (pkgList.size() > 0) { 21305 sendResourcesChangedBroadcast(false, false, pkgList, uidArr, 21306 new IIntentReceiver.Stub() { 21307 public void performReceive(Intent intent, int resultCode, String data, 21308 Bundle extras, boolean ordered, boolean sticky, 21309 int sendingUser) throws RemoteException { 21310 Message msg = mHandler.obtainMessage(UPDATED_MEDIA_STATUS, 21311 reportStatus ? 1 : 0, 1, keys); 21312 mHandler.sendMessage(msg); 21313 } 21314 }); 21315 } else { 21316 Message msg = mHandler.obtainMessage(UPDATED_MEDIA_STATUS, reportStatus ? 1 : 0, -1, 21317 keys); 21318 mHandler.sendMessage(msg); 21319 } 21320 } 21321 21322 private void loadPrivatePackages(final VolumeInfo vol) { 21323 mHandler.post(new Runnable() { 21324 @Override 21325 public void run() { 21326 loadPrivatePackagesInner(vol); 21327 } 21328 }); 21329 } 21330 21331 private void loadPrivatePackagesInner(VolumeInfo vol) { 21332 final String volumeUuid = vol.fsUuid; 21333 if (TextUtils.isEmpty(volumeUuid)) { 21334 Slog.e(TAG, "Loading internal storage is probably a mistake; ignoring"); 21335 return; 21336 } 21337 21338 final ArrayList<PackageFreezer> freezers = new ArrayList<>(); 21339 final ArrayList<ApplicationInfo> loaded = new ArrayList<>(); 21340 final int parseFlags = mDefParseFlags | PackageParser.PARSE_EXTERNAL_STORAGE; 21341 21342 final VersionInfo ver; 21343 final List<PackageSetting> packages; 21344 synchronized (mPackages) { 21345 ver = mSettings.findOrCreateVersion(volumeUuid); 21346 packages = mSettings.getVolumePackagesLPr(volumeUuid); 21347 } 21348 21349 for (PackageSetting ps : packages) { 21350 freezers.add(freezePackage(ps.name, "loadPrivatePackagesInner")); 21351 synchronized (mInstallLock) { 21352 final PackageParser.Package pkg; 21353 try { 21354 pkg = scanPackageTracedLI(ps.codePath, parseFlags, SCAN_INITIAL, 0, null); 21355 loaded.add(pkg.applicationInfo); 21356 21357 } catch (PackageManagerException e) { 21358 Slog.w(TAG, "Failed to scan " + ps.codePath + ": " + e.getMessage()); 21359 } 21360 21361 if (!Build.FINGERPRINT.equals(ver.fingerprint)) { 21362 clearAppDataLIF(ps.pkg, UserHandle.USER_ALL, 21363 StorageManager.FLAG_STORAGE_DE | StorageManager.FLAG_STORAGE_CE 21364 | Installer.FLAG_CLEAR_CODE_CACHE_ONLY); 21365 } 21366 } 21367 } 21368 21369 // Reconcile app data for all started/unlocked users 21370 final StorageManager sm = mContext.getSystemService(StorageManager.class); 21371 final UserManager um = mContext.getSystemService(UserManager.class); 21372 UserManagerInternal umInternal = getUserManagerInternal(); 21373 for (UserInfo user : um.getUsers()) { 21374 final int flags; 21375 if (umInternal.isUserUnlockingOrUnlocked(user.id)) { 21376 flags = StorageManager.FLAG_STORAGE_DE | StorageManager.FLAG_STORAGE_CE; 21377 } else if (umInternal.isUserRunning(user.id)) { 21378 flags = StorageManager.FLAG_STORAGE_DE; 21379 } else { 21380 continue; 21381 } 21382 21383 try { 21384 sm.prepareUserStorage(volumeUuid, user.id, user.serialNumber, flags); 21385 synchronized (mInstallLock) { 21386 reconcileAppsDataLI(volumeUuid, user.id, flags, true /* migrateAppData */); 21387 } 21388 } catch (IllegalStateException e) { 21389 // Device was probably ejected, and we'll process that event momentarily 21390 Slog.w(TAG, "Failed to prepare storage: " + e); 21391 } 21392 } 21393 21394 synchronized (mPackages) { 21395 int updateFlags = UPDATE_PERMISSIONS_ALL; 21396 if (ver.sdkVersion != mSdkVersion) { 21397 logCriticalInfo(Log.INFO, "Platform changed from " + ver.sdkVersion + " to " 21398 + mSdkVersion + "; regranting permissions for " + volumeUuid); 21399 updateFlags |= UPDATE_PERMISSIONS_REPLACE_PKG | UPDATE_PERMISSIONS_REPLACE_ALL; 21400 } 21401 updatePermissionsLPw(null, null, volumeUuid, updateFlags); 21402 21403 // Yay, everything is now upgraded 21404 ver.forceCurrent(); 21405 21406 mSettings.writeLPr(); 21407 } 21408 21409 for (PackageFreezer freezer : freezers) { 21410 freezer.close(); 21411 } 21412 21413 if (DEBUG_INSTALL) Slog.d(TAG, "Loaded packages " + loaded); 21414 sendResourcesChangedBroadcast(true, false, loaded, null); 21415 } 21416 21417 private void unloadPrivatePackages(final VolumeInfo vol) { 21418 mHandler.post(new Runnable() { 21419 @Override 21420 public void run() { 21421 unloadPrivatePackagesInner(vol); 21422 } 21423 }); 21424 } 21425 21426 private void unloadPrivatePackagesInner(VolumeInfo vol) { 21427 final String volumeUuid = vol.fsUuid; 21428 if (TextUtils.isEmpty(volumeUuid)) { 21429 Slog.e(TAG, "Unloading internal storage is probably a mistake; ignoring"); 21430 return; 21431 } 21432 21433 final ArrayList<ApplicationInfo> unloaded = new ArrayList<>(); 21434 synchronized (mInstallLock) { 21435 synchronized (mPackages) { 21436 final List<PackageSetting> packages = mSettings.getVolumePackagesLPr(volumeUuid); 21437 for (PackageSetting ps : packages) { 21438 if (ps.pkg == null) continue; 21439 21440 final ApplicationInfo info = ps.pkg.applicationInfo; 21441 final int deleteFlags = PackageManager.DELETE_KEEP_DATA; 21442 final PackageRemovedInfo outInfo = new PackageRemovedInfo(); 21443 21444 try (PackageFreezer freezer = freezePackageForDelete(ps.name, deleteFlags, 21445 "unloadPrivatePackagesInner")) { 21446 if (deletePackageLIF(ps.name, null, false, null, deleteFlags, outInfo, 21447 false, null)) { 21448 unloaded.add(info); 21449 } else { 21450 Slog.w(TAG, "Failed to unload " + ps.codePath); 21451 } 21452 } 21453 21454 // Try very hard to release any references to this package 21455 // so we don't risk the system server being killed due to 21456 // open FDs 21457 AttributeCache.instance().removePackage(ps.name); 21458 } 21459 21460 mSettings.writeLPr(); 21461 } 21462 } 21463 21464 if (DEBUG_INSTALL) Slog.d(TAG, "Unloaded packages " + unloaded); 21465 sendResourcesChangedBroadcast(false, false, unloaded, null); 21466 21467 // Try very hard to release any references to this path so we don't risk 21468 // the system server being killed due to open FDs 21469 ResourcesManager.getInstance().invalidatePath(vol.getPath().getAbsolutePath()); 21470 21471 for (int i = 0; i < 3; i++) { 21472 System.gc(); 21473 System.runFinalization(); 21474 } 21475 } 21476 21477 private void assertPackageKnown(String volumeUuid, String packageName) 21478 throws PackageManagerException { 21479 synchronized (mPackages) { 21480 // Normalize package name to handle renamed packages 21481 packageName = normalizePackageNameLPr(packageName); 21482 21483 final PackageSetting ps = mSettings.mPackages.get(packageName); 21484 if (ps == null) { 21485 throw new PackageManagerException("Package " + packageName + " is unknown"); 21486 } else if (!TextUtils.equals(volumeUuid, ps.volumeUuid)) { 21487 throw new PackageManagerException( 21488 "Package " + packageName + " found on unknown volume " + volumeUuid 21489 + "; expected volume " + ps.volumeUuid); 21490 } 21491 } 21492 } 21493 21494 private void assertPackageKnownAndInstalled(String volumeUuid, String packageName, int userId) 21495 throws PackageManagerException { 21496 synchronized (mPackages) { 21497 // Normalize package name to handle renamed packages 21498 packageName = normalizePackageNameLPr(packageName); 21499 21500 final PackageSetting ps = mSettings.mPackages.get(packageName); 21501 if (ps == null) { 21502 throw new PackageManagerException("Package " + packageName + " is unknown"); 21503 } else if (!TextUtils.equals(volumeUuid, ps.volumeUuid)) { 21504 throw new PackageManagerException( 21505 "Package " + packageName + " found on unknown volume " + volumeUuid 21506 + "; expected volume " + ps.volumeUuid); 21507 } else if (!ps.getInstalled(userId)) { 21508 throw new PackageManagerException( 21509 "Package " + packageName + " not installed for user " + userId); 21510 } 21511 } 21512 } 21513 21514 private List<String> collectAbsoluteCodePaths() { 21515 synchronized (mPackages) { 21516 List<String> codePaths = new ArrayList<>(); 21517 final int packageCount = mSettings.mPackages.size(); 21518 for (int i = 0; i < packageCount; i++) { 21519 final PackageSetting ps = mSettings.mPackages.valueAt(i); 21520 codePaths.add(ps.codePath.getAbsolutePath()); 21521 } 21522 return codePaths; 21523 } 21524 } 21525 21526 /** 21527 * Examine all apps present on given mounted volume, and destroy apps that 21528 * aren't expected, either due to uninstallation or reinstallation on 21529 * another volume. 21530 */ 21531 private void reconcileApps(String volumeUuid) { 21532 List<String> absoluteCodePaths = collectAbsoluteCodePaths(); 21533 List<File> filesToDelete = null; 21534 21535 final File[] files = FileUtils.listFilesOrEmpty( 21536 Environment.getDataAppDirectory(volumeUuid)); 21537 for (File file : files) { 21538 final boolean isPackage = (isApkFile(file) || file.isDirectory()) 21539 && !PackageInstallerService.isStageName(file.getName()); 21540 if (!isPackage) { 21541 // Ignore entries which are not packages 21542 continue; 21543 } 21544 21545 String absolutePath = file.getAbsolutePath(); 21546 21547 boolean pathValid = false; 21548 final int absoluteCodePathCount = absoluteCodePaths.size(); 21549 for (int i = 0; i < absoluteCodePathCount; i++) { 21550 String absoluteCodePath = absoluteCodePaths.get(i); 21551 if (absolutePath.startsWith(absoluteCodePath)) { 21552 pathValid = true; 21553 break; 21554 } 21555 } 21556 21557 if (!pathValid) { 21558 if (filesToDelete == null) { 21559 filesToDelete = new ArrayList<>(); 21560 } 21561 filesToDelete.add(file); 21562 } 21563 } 21564 21565 if (filesToDelete != null) { 21566 final int fileToDeleteCount = filesToDelete.size(); 21567 for (int i = 0; i < fileToDeleteCount; i++) { 21568 File fileToDelete = filesToDelete.get(i); 21569 logCriticalInfo(Log.WARN, "Destroying orphaned" + fileToDelete); 21570 synchronized (mInstallLock) { 21571 removeCodePathLI(fileToDelete); 21572 } 21573 } 21574 } 21575 } 21576 21577 /** 21578 * Reconcile all app data for the given user. 21579 * <p> 21580 * Verifies that directories exist and that ownership and labeling is 21581 * correct for all installed apps on all mounted volumes. 21582 */ 21583 void reconcileAppsData(int userId, int flags, boolean migrateAppsData) { 21584 final StorageManager storage = mContext.getSystemService(StorageManager.class); 21585 for (VolumeInfo vol : storage.getWritablePrivateVolumes()) { 21586 final String volumeUuid = vol.getFsUuid(); 21587 synchronized (mInstallLock) { 21588 reconcileAppsDataLI(volumeUuid, userId, flags, migrateAppsData); 21589 } 21590 } 21591 } 21592 21593 /** 21594 * Reconcile all app data on given mounted volume. 21595 * <p> 21596 * Destroys app data that isn't expected, either due to uninstallation or 21597 * reinstallation on another volume. 21598 * <p> 21599 * Verifies that directories exist and that ownership and labeling is 21600 * correct for all installed apps. 21601 */ 21602 private void reconcileAppsDataLI(String volumeUuid, int userId, int flags, 21603 boolean migrateAppData) { 21604 Slog.v(TAG, "reconcileAppsData for " + volumeUuid + " u" + userId + " 0x" 21605 + Integer.toHexString(flags) + " migrateAppData=" + migrateAppData); 21606 21607 final File ceDir = Environment.getDataUserCeDirectory(volumeUuid, userId); 21608 final File deDir = Environment.getDataUserDeDirectory(volumeUuid, userId); 21609 21610 // First look for stale data that doesn't belong, and check if things 21611 // have changed since we did our last restorecon 21612 if ((flags & StorageManager.FLAG_STORAGE_CE) != 0) { 21613 if (StorageManager.isFileEncryptedNativeOrEmulated() 21614 && !StorageManager.isUserKeyUnlocked(userId)) { 21615 throw new RuntimeException( 21616 "Yikes, someone asked us to reconcile CE storage while " + userId 21617 + " was still locked; this would have caused massive data loss!"); 21618 } 21619 21620 final File[] files = FileUtils.listFilesOrEmpty(ceDir); 21621 for (File file : files) { 21622 final String packageName = file.getName(); 21623 try { 21624 assertPackageKnownAndInstalled(volumeUuid, packageName, userId); 21625 } catch (PackageManagerException e) { 21626 logCriticalInfo(Log.WARN, "Destroying " + file + " due to: " + e); 21627 try { 21628 mInstaller.destroyAppData(volumeUuid, packageName, userId, 21629 StorageManager.FLAG_STORAGE_CE, 0); 21630 } catch (InstallerException e2) { 21631 logCriticalInfo(Log.WARN, "Failed to destroy: " + e2); 21632 } 21633 } 21634 } 21635 } 21636 if ((flags & StorageManager.FLAG_STORAGE_DE) != 0) { 21637 final File[] files = FileUtils.listFilesOrEmpty(deDir); 21638 for (File file : files) { 21639 final String packageName = file.getName(); 21640 try { 21641 assertPackageKnownAndInstalled(volumeUuid, packageName, userId); 21642 } catch (PackageManagerException e) { 21643 logCriticalInfo(Log.WARN, "Destroying " + file + " due to: " + e); 21644 try { 21645 mInstaller.destroyAppData(volumeUuid, packageName, userId, 21646 StorageManager.FLAG_STORAGE_DE, 0); 21647 } catch (InstallerException e2) { 21648 logCriticalInfo(Log.WARN, "Failed to destroy: " + e2); 21649 } 21650 } 21651 } 21652 } 21653 21654 // Ensure that data directories are ready to roll for all packages 21655 // installed for this volume and user 21656 final List<PackageSetting> packages; 21657 synchronized (mPackages) { 21658 packages = mSettings.getVolumePackagesLPr(volumeUuid); 21659 } 21660 int preparedCount = 0; 21661 for (PackageSetting ps : packages) { 21662 final String packageName = ps.name; 21663 if (ps.pkg == null) { 21664 Slog.w(TAG, "Odd, missing scanned package " + packageName); 21665 // TODO: might be due to legacy ASEC apps; we should circle back 21666 // and reconcile again once they're scanned 21667 continue; 21668 } 21669 21670 if (ps.getInstalled(userId)) { 21671 prepareAppDataLIF(ps.pkg, userId, flags); 21672 21673 if (migrateAppData && maybeMigrateAppDataLIF(ps.pkg, userId)) { 21674 // We may have just shuffled around app data directories, so 21675 // prepare them one more time 21676 prepareAppDataLIF(ps.pkg, userId, flags); 21677 } 21678 21679 preparedCount++; 21680 } 21681 } 21682 21683 Slog.v(TAG, "reconcileAppsData finished " + preparedCount + " packages"); 21684 } 21685 21686 /** 21687 * Prepare app data for the given app just after it was installed or 21688 * upgraded. This method carefully only touches users that it's installed 21689 * for, and it forces a restorecon to handle any seinfo changes. 21690 * <p> 21691 * Verifies that directories exist and that ownership and labeling is 21692 * correct for all installed apps. If there is an ownership mismatch, it 21693 * will try recovering system apps by wiping data; third-party app data is 21694 * left intact. 21695 * <p> 21696 * <em>Note: To avoid a deadlock, do not call this method with {@code mPackages} lock held</em> 21697 */ 21698 private void prepareAppDataAfterInstallLIF(PackageParser.Package pkg) { 21699 final PackageSetting ps; 21700 synchronized (mPackages) { 21701 ps = mSettings.mPackages.get(pkg.packageName); 21702 mSettings.writeKernelMappingLPr(ps); 21703 } 21704 21705 final UserManager um = mContext.getSystemService(UserManager.class); 21706 UserManagerInternal umInternal = getUserManagerInternal(); 21707 for (UserInfo user : um.getUsers()) { 21708 final int flags; 21709 if (umInternal.isUserUnlockingOrUnlocked(user.id)) { 21710 flags = StorageManager.FLAG_STORAGE_DE | StorageManager.FLAG_STORAGE_CE; 21711 } else if (umInternal.isUserRunning(user.id)) { 21712 flags = StorageManager.FLAG_STORAGE_DE; 21713 } else { 21714 continue; 21715 } 21716 21717 if (ps.getInstalled(user.id)) { 21718 // TODO: when user data is locked, mark that we're still dirty 21719 prepareAppDataLIF(pkg, user.id, flags); 21720 } 21721 } 21722 } 21723 21724 /** 21725 * Prepare app data for the given app. 21726 * <p> 21727 * Verifies that directories exist and that ownership and labeling is 21728 * correct for all installed apps. If there is an ownership mismatch, this 21729 * will try recovering system apps by wiping data; third-party app data is 21730 * left intact. 21731 */ 21732 private void prepareAppDataLIF(PackageParser.Package pkg, int userId, int flags) { 21733 if (pkg == null) { 21734 Slog.wtf(TAG, "Package was null!", new Throwable()); 21735 return; 21736 } 21737 prepareAppDataLeafLIF(pkg, userId, flags); 21738 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 21739 for (int i = 0; i < childCount; i++) { 21740 prepareAppDataLeafLIF(pkg.childPackages.get(i), userId, flags); 21741 } 21742 } 21743 21744 private void prepareAppDataLeafLIF(PackageParser.Package pkg, int userId, int flags) { 21745 if (DEBUG_APP_DATA) { 21746 Slog.v(TAG, "prepareAppData for " + pkg.packageName + " u" + userId + " 0x" 21747 + Integer.toHexString(flags)); 21748 } 21749 21750 final String volumeUuid = pkg.volumeUuid; 21751 final String packageName = pkg.packageName; 21752 final ApplicationInfo app = pkg.applicationInfo; 21753 final int appId = UserHandle.getAppId(app.uid); 21754 21755 Preconditions.checkNotNull(app.seInfo); 21756 21757 long ceDataInode = -1; 21758 try { 21759 ceDataInode = mInstaller.createAppData(volumeUuid, packageName, userId, flags, 21760 appId, app.seInfo, app.targetSdkVersion); 21761 } catch (InstallerException e) { 21762 if (app.isSystemApp()) { 21763 logCriticalInfo(Log.ERROR, "Failed to create app data for " + packageName 21764 + ", but trying to recover: " + e); 21765 destroyAppDataLeafLIF(pkg, userId, flags); 21766 try { 21767 ceDataInode = mInstaller.createAppData(volumeUuid, packageName, userId, flags, 21768 appId, app.seInfo, app.targetSdkVersion); 21769 logCriticalInfo(Log.DEBUG, "Recovery succeeded!"); 21770 } catch (InstallerException e2) { 21771 logCriticalInfo(Log.DEBUG, "Recovery failed!"); 21772 } 21773 } else { 21774 Slog.e(TAG, "Failed to create app data for " + packageName + ": " + e); 21775 } 21776 } 21777 21778 if ((flags & StorageManager.FLAG_STORAGE_CE) != 0 && ceDataInode != -1) { 21779 // TODO: mark this structure as dirty so we persist it! 21780 synchronized (mPackages) { 21781 final PackageSetting ps = mSettings.mPackages.get(packageName); 21782 if (ps != null) { 21783 ps.setCeDataInode(ceDataInode, userId); 21784 } 21785 } 21786 } 21787 21788 prepareAppDataContentsLeafLIF(pkg, userId, flags); 21789 } 21790 21791 private void prepareAppDataContentsLIF(PackageParser.Package pkg, int userId, int flags) { 21792 if (pkg == null) { 21793 Slog.wtf(TAG, "Package was null!", new Throwable()); 21794 return; 21795 } 21796 prepareAppDataContentsLeafLIF(pkg, userId, flags); 21797 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 21798 for (int i = 0; i < childCount; i++) { 21799 prepareAppDataContentsLeafLIF(pkg.childPackages.get(i), userId, flags); 21800 } 21801 } 21802 21803 private void prepareAppDataContentsLeafLIF(PackageParser.Package pkg, int userId, int flags) { 21804 final String volumeUuid = pkg.volumeUuid; 21805 final String packageName = pkg.packageName; 21806 final ApplicationInfo app = pkg.applicationInfo; 21807 21808 if ((flags & StorageManager.FLAG_STORAGE_CE) != 0) { 21809 // Create a native library symlink only if we have native libraries 21810 // and if the native libraries are 32 bit libraries. We do not provide 21811 // this symlink for 64 bit libraries. 21812 if (app.primaryCpuAbi != null && !VMRuntime.is64BitAbi(app.primaryCpuAbi)) { 21813 final String nativeLibPath = app.nativeLibraryDir; 21814 try { 21815 mInstaller.linkNativeLibraryDirectory(volumeUuid, packageName, 21816 nativeLibPath, userId); 21817 } catch (InstallerException e) { 21818 Slog.e(TAG, "Failed to link native for " + packageName + ": " + e); 21819 } 21820 } 21821 } 21822 } 21823 21824 /** 21825 * For system apps on non-FBE devices, this method migrates any existing 21826 * CE/DE data to match the {@code defaultToDeviceProtectedStorage} flag 21827 * requested by the app. 21828 */ 21829 private boolean maybeMigrateAppDataLIF(PackageParser.Package pkg, int userId) { 21830 if (pkg.isSystemApp() && !StorageManager.isFileEncryptedNativeOrEmulated() 21831 && PackageManager.APPLY_DEFAULT_TO_DEVICE_PROTECTED_STORAGE) { 21832 final int storageTarget = pkg.applicationInfo.isDefaultToDeviceProtectedStorage() 21833 ? StorageManager.FLAG_STORAGE_DE : StorageManager.FLAG_STORAGE_CE; 21834 try { 21835 mInstaller.migrateAppData(pkg.volumeUuid, pkg.packageName, userId, 21836 storageTarget); 21837 } catch (InstallerException e) { 21838 logCriticalInfo(Log.WARN, 21839 "Failed to migrate " + pkg.packageName + ": " + e.getMessage()); 21840 } 21841 return true; 21842 } else { 21843 return false; 21844 } 21845 } 21846 21847 public PackageFreezer freezePackage(String packageName, String killReason) { 21848 return freezePackage(packageName, UserHandle.USER_ALL, killReason); 21849 } 21850 21851 public PackageFreezer freezePackage(String packageName, int userId, String killReason) { 21852 return new PackageFreezer(packageName, userId, killReason); 21853 } 21854 21855 public PackageFreezer freezePackageForInstall(String packageName, int installFlags, 21856 String killReason) { 21857 return freezePackageForInstall(packageName, UserHandle.USER_ALL, installFlags, killReason); 21858 } 21859 21860 public PackageFreezer freezePackageForInstall(String packageName, int userId, int installFlags, 21861 String killReason) { 21862 if ((installFlags & PackageManager.INSTALL_DONT_KILL_APP) != 0) { 21863 return new PackageFreezer(); 21864 } else { 21865 return freezePackage(packageName, userId, killReason); 21866 } 21867 } 21868 21869 public PackageFreezer freezePackageForDelete(String packageName, int deleteFlags, 21870 String killReason) { 21871 return freezePackageForDelete(packageName, UserHandle.USER_ALL, deleteFlags, killReason); 21872 } 21873 21874 public PackageFreezer freezePackageForDelete(String packageName, int userId, int deleteFlags, 21875 String killReason) { 21876 if ((deleteFlags & PackageManager.DELETE_DONT_KILL_APP) != 0) { 21877 return new PackageFreezer(); 21878 } else { 21879 return freezePackage(packageName, userId, killReason); 21880 } 21881 } 21882 21883 /** 21884 * Class that freezes and kills the given package upon creation, and 21885 * unfreezes it upon closing. This is typically used when doing surgery on 21886 * app code/data to prevent the app from running while you're working. 21887 */ 21888 private class PackageFreezer implements AutoCloseable { 21889 private final String mPackageName; 21890 private final PackageFreezer[] mChildren; 21891 21892 private final boolean mWeFroze; 21893 21894 private final AtomicBoolean mClosed = new AtomicBoolean(); 21895 private final CloseGuard mCloseGuard = CloseGuard.get(); 21896 21897 /** 21898 * Create and return a stub freezer that doesn't actually do anything, 21899 * typically used when someone requested 21900 * {@link PackageManager#INSTALL_DONT_KILL_APP} or 21901 * {@link PackageManager#DELETE_DONT_KILL_APP}. 21902 */ 21903 public PackageFreezer() { 21904 mPackageName = null; 21905 mChildren = null; 21906 mWeFroze = false; 21907 mCloseGuard.open("close"); 21908 } 21909 21910 public PackageFreezer(String packageName, int userId, String killReason) { 21911 synchronized (mPackages) { 21912 mPackageName = packageName; 21913 mWeFroze = mFrozenPackages.add(mPackageName); 21914 21915 final PackageSetting ps = mSettings.mPackages.get(mPackageName); 21916 if (ps != null) { 21917 killApplication(ps.name, ps.appId, userId, killReason); 21918 } 21919 21920 final PackageParser.Package p = mPackages.get(packageName); 21921 if (p != null && p.childPackages != null) { 21922 final int N = p.childPackages.size(); 21923 mChildren = new PackageFreezer[N]; 21924 for (int i = 0; i < N; i++) { 21925 mChildren[i] = new PackageFreezer(p.childPackages.get(i).packageName, 21926 userId, killReason); 21927 } 21928 } else { 21929 mChildren = null; 21930 } 21931 } 21932 mCloseGuard.open("close"); 21933 } 21934 21935 @Override 21936 protected void finalize() throws Throwable { 21937 try { 21938 mCloseGuard.warnIfOpen(); 21939 close(); 21940 } finally { 21941 super.finalize(); 21942 } 21943 } 21944 21945 @Override 21946 public void close() { 21947 mCloseGuard.close(); 21948 if (mClosed.compareAndSet(false, true)) { 21949 synchronized (mPackages) { 21950 if (mWeFroze) { 21951 mFrozenPackages.remove(mPackageName); 21952 } 21953 21954 if (mChildren != null) { 21955 for (PackageFreezer freezer : mChildren) { 21956 freezer.close(); 21957 } 21958 } 21959 } 21960 } 21961 } 21962 } 21963 21964 /** 21965 * Verify that given package is currently frozen. 21966 */ 21967 private void checkPackageFrozen(String packageName) { 21968 synchronized (mPackages) { 21969 if (!mFrozenPackages.contains(packageName)) { 21970 Slog.wtf(TAG, "Expected " + packageName + " to be frozen!", new Throwable()); 21971 } 21972 } 21973 } 21974 21975 @Override 21976 public int movePackage(final String packageName, final String volumeUuid) { 21977 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MOVE_PACKAGE, null); 21978 21979 final UserHandle user = new UserHandle(UserHandle.getCallingUserId()); 21980 final int moveId = mNextMoveId.getAndIncrement(); 21981 mHandler.post(new Runnable() { 21982 @Override 21983 public void run() { 21984 try { 21985 movePackageInternal(packageName, volumeUuid, moveId, user); 21986 } catch (PackageManagerException e) { 21987 Slog.w(TAG, "Failed to move " + packageName, e); 21988 mMoveCallbacks.notifyStatusChanged(moveId, 21989 PackageManager.MOVE_FAILED_INTERNAL_ERROR); 21990 } 21991 } 21992 }); 21993 return moveId; 21994 } 21995 21996 private void movePackageInternal(final String packageName, final String volumeUuid, 21997 final int moveId, UserHandle user) throws PackageManagerException { 21998 final StorageManager storage = mContext.getSystemService(StorageManager.class); 21999 final PackageManager pm = mContext.getPackageManager(); 22000 22001 final boolean currentAsec; 22002 final String currentVolumeUuid; 22003 final File codeFile; 22004 final String installerPackageName; 22005 final String packageAbiOverride; 22006 final int appId; 22007 final String seinfo; 22008 final String label; 22009 final int targetSdkVersion; 22010 final PackageFreezer freezer; 22011 final int[] installedUserIds; 22012 22013 // reader 22014 synchronized (mPackages) { 22015 final PackageParser.Package pkg = mPackages.get(packageName); 22016 final PackageSetting ps = mSettings.mPackages.get(packageName); 22017 if (pkg == null || ps == null) { 22018 throw new PackageManagerException(MOVE_FAILED_DOESNT_EXIST, "Missing package"); 22019 } 22020 22021 if (pkg.applicationInfo.isSystemApp()) { 22022 throw new PackageManagerException(MOVE_FAILED_SYSTEM_PACKAGE, 22023 "Cannot move system application"); 22024 } 22025 22026 final boolean isInternalStorage = VolumeInfo.ID_PRIVATE_INTERNAL.equals(volumeUuid); 22027 final boolean allow3rdPartyOnInternal = mContext.getResources().getBoolean( 22028 com.android.internal.R.bool.config_allow3rdPartyAppOnInternal); 22029 if (isInternalStorage && !allow3rdPartyOnInternal) { 22030 throw new PackageManagerException(MOVE_FAILED_3RD_PARTY_NOT_ALLOWED_ON_INTERNAL, 22031 "3rd party apps are not allowed on internal storage"); 22032 } 22033 22034 if (pkg.applicationInfo.isExternalAsec()) { 22035 currentAsec = true; 22036 currentVolumeUuid = StorageManager.UUID_PRIMARY_PHYSICAL; 22037 } else if (pkg.applicationInfo.isForwardLocked()) { 22038 currentAsec = true; 22039 currentVolumeUuid = "forward_locked"; 22040 } else { 22041 currentAsec = false; 22042 currentVolumeUuid = ps.volumeUuid; 22043 22044 final File probe = new File(pkg.codePath); 22045 final File probeOat = new File(probe, "oat"); 22046 if (!probe.isDirectory() || !probeOat.isDirectory()) { 22047 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 22048 "Move only supported for modern cluster style installs"); 22049 } 22050 } 22051 22052 if (Objects.equals(currentVolumeUuid, volumeUuid)) { 22053 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 22054 "Package already moved to " + volumeUuid); 22055 } 22056 if (pkg.applicationInfo.isInternal() && isPackageDeviceAdminOnAnyUser(packageName)) { 22057 throw new PackageManagerException(MOVE_FAILED_DEVICE_ADMIN, 22058 "Device admin cannot be moved"); 22059 } 22060 22061 if (mFrozenPackages.contains(packageName)) { 22062 throw new PackageManagerException(MOVE_FAILED_OPERATION_PENDING, 22063 "Failed to move already frozen package"); 22064 } 22065 22066 codeFile = new File(pkg.codePath); 22067 installerPackageName = ps.installerPackageName; 22068 packageAbiOverride = ps.cpuAbiOverrideString; 22069 appId = UserHandle.getAppId(pkg.applicationInfo.uid); 22070 seinfo = pkg.applicationInfo.seInfo; 22071 label = String.valueOf(pm.getApplicationLabel(pkg.applicationInfo)); 22072 targetSdkVersion = pkg.applicationInfo.targetSdkVersion; 22073 freezer = freezePackage(packageName, "movePackageInternal"); 22074 installedUserIds = ps.queryInstalledUsers(sUserManager.getUserIds(), true); 22075 } 22076 22077 final Bundle extras = new Bundle(); 22078 extras.putString(Intent.EXTRA_PACKAGE_NAME, packageName); 22079 extras.putString(Intent.EXTRA_TITLE, label); 22080 mMoveCallbacks.notifyCreated(moveId, extras); 22081 22082 int installFlags; 22083 final boolean moveCompleteApp; 22084 final File measurePath; 22085 22086 if (Objects.equals(StorageManager.UUID_PRIVATE_INTERNAL, volumeUuid)) { 22087 installFlags = INSTALL_INTERNAL; 22088 moveCompleteApp = !currentAsec; 22089 measurePath = Environment.getDataAppDirectory(volumeUuid); 22090 } else if (Objects.equals(StorageManager.UUID_PRIMARY_PHYSICAL, volumeUuid)) { 22091 installFlags = INSTALL_EXTERNAL; 22092 moveCompleteApp = false; 22093 measurePath = storage.getPrimaryPhysicalVolume().getPath(); 22094 } else { 22095 final VolumeInfo volume = storage.findVolumeByUuid(volumeUuid); 22096 if (volume == null || volume.getType() != VolumeInfo.TYPE_PRIVATE 22097 || !volume.isMountedWritable()) { 22098 freezer.close(); 22099 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 22100 "Move location not mounted private volume"); 22101 } 22102 22103 Preconditions.checkState(!currentAsec); 22104 22105 installFlags = INSTALL_INTERNAL; 22106 moveCompleteApp = true; 22107 measurePath = Environment.getDataAppDirectory(volumeUuid); 22108 } 22109 22110 final PackageStats stats = new PackageStats(null, -1); 22111 synchronized (mInstaller) { 22112 for (int userId : installedUserIds) { 22113 if (!getPackageSizeInfoLI(packageName, userId, stats)) { 22114 freezer.close(); 22115 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 22116 "Failed to measure package size"); 22117 } 22118 } 22119 } 22120 22121 if (DEBUG_INSTALL) Slog.d(TAG, "Measured code size " + stats.codeSize + ", data size " 22122 + stats.dataSize); 22123 22124 final long startFreeBytes = measurePath.getFreeSpace(); 22125 final long sizeBytes; 22126 if (moveCompleteApp) { 22127 sizeBytes = stats.codeSize + stats.dataSize; 22128 } else { 22129 sizeBytes = stats.codeSize; 22130 } 22131 22132 if (sizeBytes > storage.getStorageBytesUntilLow(measurePath)) { 22133 freezer.close(); 22134 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 22135 "Not enough free space to move"); 22136 } 22137 22138 mMoveCallbacks.notifyStatusChanged(moveId, 10); 22139 22140 final CountDownLatch installedLatch = new CountDownLatch(1); 22141 final IPackageInstallObserver2 installObserver = new IPackageInstallObserver2.Stub() { 22142 @Override 22143 public void onUserActionRequired(Intent intent) throws RemoteException { 22144 throw new IllegalStateException(); 22145 } 22146 22147 @Override 22148 public void onPackageInstalled(String basePackageName, int returnCode, String msg, 22149 Bundle extras) throws RemoteException { 22150 if (DEBUG_INSTALL) Slog.d(TAG, "Install result for move: " 22151 + PackageManager.installStatusToString(returnCode, msg)); 22152 22153 installedLatch.countDown(); 22154 freezer.close(); 22155 22156 final int status = PackageManager.installStatusToPublicStatus(returnCode); 22157 switch (status) { 22158 case PackageInstaller.STATUS_SUCCESS: 22159 mMoveCallbacks.notifyStatusChanged(moveId, 22160 PackageManager.MOVE_SUCCEEDED); 22161 break; 22162 case PackageInstaller.STATUS_FAILURE_STORAGE: 22163 mMoveCallbacks.notifyStatusChanged(moveId, 22164 PackageManager.MOVE_FAILED_INSUFFICIENT_STORAGE); 22165 break; 22166 default: 22167 mMoveCallbacks.notifyStatusChanged(moveId, 22168 PackageManager.MOVE_FAILED_INTERNAL_ERROR); 22169 break; 22170 } 22171 } 22172 }; 22173 22174 final MoveInfo move; 22175 if (moveCompleteApp) { 22176 // Kick off a thread to report progress estimates 22177 new Thread() { 22178 @Override 22179 public void run() { 22180 while (true) { 22181 try { 22182 if (installedLatch.await(1, TimeUnit.SECONDS)) { 22183 break; 22184 } 22185 } catch (InterruptedException ignored) { 22186 } 22187 22188 final long deltaFreeBytes = startFreeBytes - measurePath.getFreeSpace(); 22189 final int progress = 10 + (int) MathUtils.constrain( 22190 ((deltaFreeBytes * 80) / sizeBytes), 0, 80); 22191 mMoveCallbacks.notifyStatusChanged(moveId, progress); 22192 } 22193 } 22194 }.start(); 22195 22196 final String dataAppName = codeFile.getName(); 22197 move = new MoveInfo(moveId, currentVolumeUuid, volumeUuid, packageName, 22198 dataAppName, appId, seinfo, targetSdkVersion); 22199 } else { 22200 move = null; 22201 } 22202 22203 installFlags |= PackageManager.INSTALL_REPLACE_EXISTING; 22204 22205 final Message msg = mHandler.obtainMessage(INIT_COPY); 22206 final OriginInfo origin = OriginInfo.fromExistingFile(codeFile); 22207 final InstallParams params = new InstallParams(origin, move, installObserver, installFlags, 22208 installerPackageName, volumeUuid, null /*verificationInfo*/, user, 22209 packageAbiOverride, null /*grantedPermissions*/, null /*certificates*/, 22210 PackageManager.INSTALL_REASON_UNKNOWN); 22211 params.setTraceMethod("movePackage").setTraceCookie(System.identityHashCode(params)); 22212 msg.obj = params; 22213 22214 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "movePackage", 22215 System.identityHashCode(msg.obj)); 22216 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "queueInstall", 22217 System.identityHashCode(msg.obj)); 22218 22219 mHandler.sendMessage(msg); 22220 } 22221 22222 @Override 22223 public int movePrimaryStorage(String volumeUuid) throws RemoteException { 22224 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MOVE_PACKAGE, null); 22225 22226 final int realMoveId = mNextMoveId.getAndIncrement(); 22227 final Bundle extras = new Bundle(); 22228 extras.putString(VolumeRecord.EXTRA_FS_UUID, volumeUuid); 22229 mMoveCallbacks.notifyCreated(realMoveId, extras); 22230 22231 final IPackageMoveObserver callback = new IPackageMoveObserver.Stub() { 22232 @Override 22233 public void onCreated(int moveId, Bundle extras) { 22234 // Ignored 22235 } 22236 22237 @Override 22238 public void onStatusChanged(int moveId, int status, long estMillis) { 22239 mMoveCallbacks.notifyStatusChanged(realMoveId, status, estMillis); 22240 } 22241 }; 22242 22243 final StorageManager storage = mContext.getSystemService(StorageManager.class); 22244 storage.setPrimaryStorageUuid(volumeUuid, callback); 22245 return realMoveId; 22246 } 22247 22248 @Override 22249 public int getMoveStatus(int moveId) { 22250 mContext.enforceCallingOrSelfPermission( 22251 android.Manifest.permission.MOUNT_UNMOUNT_FILESYSTEMS, null); 22252 return mMoveCallbacks.mLastStatus.get(moveId); 22253 } 22254 22255 @Override 22256 public void registerMoveCallback(IPackageMoveObserver callback) { 22257 mContext.enforceCallingOrSelfPermission( 22258 android.Manifest.permission.MOUNT_UNMOUNT_FILESYSTEMS, null); 22259 mMoveCallbacks.register(callback); 22260 } 22261 22262 @Override 22263 public void unregisterMoveCallback(IPackageMoveObserver callback) { 22264 mContext.enforceCallingOrSelfPermission( 22265 android.Manifest.permission.MOUNT_UNMOUNT_FILESYSTEMS, null); 22266 mMoveCallbacks.unregister(callback); 22267 } 22268 22269 @Override 22270 public boolean setInstallLocation(int loc) { 22271 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.WRITE_SECURE_SETTINGS, 22272 null); 22273 if (getInstallLocation() == loc) { 22274 return true; 22275 } 22276 if (loc == PackageHelper.APP_INSTALL_AUTO || loc == PackageHelper.APP_INSTALL_INTERNAL 22277 || loc == PackageHelper.APP_INSTALL_EXTERNAL) { 22278 android.provider.Settings.Global.putInt(mContext.getContentResolver(), 22279 android.provider.Settings.Global.DEFAULT_INSTALL_LOCATION, loc); 22280 return true; 22281 } 22282 return false; 22283 } 22284 22285 @Override 22286 public int getInstallLocation() { 22287 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 22288 android.provider.Settings.Global.DEFAULT_INSTALL_LOCATION, 22289 PackageHelper.APP_INSTALL_AUTO); 22290 } 22291 22292 /** Called by UserManagerService */ 22293 void cleanUpUser(UserManagerService userManager, int userHandle) { 22294 synchronized (mPackages) { 22295 mDirtyUsers.remove(userHandle); 22296 mUserNeedsBadging.delete(userHandle); 22297 mSettings.removeUserLPw(userHandle); 22298 mPendingBroadcasts.remove(userHandle); 22299 mInstantAppRegistry.onUserRemovedLPw(userHandle); 22300 removeUnusedPackagesLPw(userManager, userHandle); 22301 } 22302 } 22303 22304 /** 22305 * We're removing userHandle and would like to remove any downloaded packages 22306 * that are no longer in use by any other user. 22307 * @param userHandle the user being removed 22308 */ 22309 private void removeUnusedPackagesLPw(UserManagerService userManager, final int userHandle) { 22310 final boolean DEBUG_CLEAN_APKS = false; 22311 int [] users = userManager.getUserIds(); 22312 Iterator<PackageSetting> psit = mSettings.mPackages.values().iterator(); 22313 while (psit.hasNext()) { 22314 PackageSetting ps = psit.next(); 22315 if (ps.pkg == null) { 22316 continue; 22317 } 22318 final String packageName = ps.pkg.packageName; 22319 // Skip over if system app 22320 if ((ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) != 0) { 22321 continue; 22322 } 22323 if (DEBUG_CLEAN_APKS) { 22324 Slog.i(TAG, "Checking package " + packageName); 22325 } 22326 boolean keep = shouldKeepUninstalledPackageLPr(packageName); 22327 if (keep) { 22328 if (DEBUG_CLEAN_APKS) { 22329 Slog.i(TAG, " Keeping package " + packageName + " - requested by DO"); 22330 } 22331 } else { 22332 for (int i = 0; i < users.length; i++) { 22333 if (users[i] != userHandle && ps.getInstalled(users[i])) { 22334 keep = true; 22335 if (DEBUG_CLEAN_APKS) { 22336 Slog.i(TAG, " Keeping package " + packageName + " for user " 22337 + users[i]); 22338 } 22339 break; 22340 } 22341 } 22342 } 22343 if (!keep) { 22344 if (DEBUG_CLEAN_APKS) { 22345 Slog.i(TAG, " Removing package " + packageName); 22346 } 22347 mHandler.post(new Runnable() { 22348 public void run() { 22349 deletePackageX(packageName, PackageManager.VERSION_CODE_HIGHEST, 22350 userHandle, 0); 22351 } //end run 22352 }); 22353 } 22354 } 22355 } 22356 22357 /** Called by UserManagerService */ 22358 void createNewUser(int userId, String[] disallowedPackages) { 22359 synchronized (mInstallLock) { 22360 mSettings.createNewUserLI(this, mInstaller, userId, disallowedPackages); 22361 } 22362 synchronized (mPackages) { 22363 scheduleWritePackageRestrictionsLocked(userId); 22364 scheduleWritePackageListLocked(userId); 22365 applyFactoryDefaultBrowserLPw(userId); 22366 primeDomainVerificationsLPw(userId); 22367 } 22368 } 22369 22370 void onNewUserCreated(final int userId) { 22371 mDefaultPermissionPolicy.grantDefaultPermissions(userId); 22372 // If permission review for legacy apps is required, we represent 22373 // dagerous permissions for such apps as always granted runtime 22374 // permissions to keep per user flag state whether review is needed. 22375 // Hence, if a new user is added we have to propagate dangerous 22376 // permission grants for these legacy apps. 22377 if (mPermissionReviewRequired) { 22378 updatePermissionsLPw(null, null, UPDATE_PERMISSIONS_ALL 22379 | UPDATE_PERMISSIONS_REPLACE_ALL); 22380 } 22381 } 22382 22383 @Override 22384 public VerifierDeviceIdentity getVerifierDeviceIdentity() throws RemoteException { 22385 mContext.enforceCallingOrSelfPermission( 22386 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 22387 "Only package verification agents can read the verifier device identity"); 22388 22389 synchronized (mPackages) { 22390 return mSettings.getVerifierDeviceIdentityLPw(); 22391 } 22392 } 22393 22394 @Override 22395 public void setPermissionEnforced(String permission, boolean enforced) { 22396 // TODO: Now that we no longer change GID for storage, this should to away. 22397 mContext.enforceCallingOrSelfPermission(Manifest.permission.GRANT_RUNTIME_PERMISSIONS, 22398 "setPermissionEnforced"); 22399 if (READ_EXTERNAL_STORAGE.equals(permission)) { 22400 synchronized (mPackages) { 22401 if (mSettings.mReadExternalStorageEnforced == null 22402 || mSettings.mReadExternalStorageEnforced != enforced) { 22403 mSettings.mReadExternalStorageEnforced = enforced; 22404 mSettings.writeLPr(); 22405 } 22406 } 22407 // kill any non-foreground processes so we restart them and 22408 // grant/revoke the GID. 22409 final IActivityManager am = ActivityManager.getService(); 22410 if (am != null) { 22411 final long token = Binder.clearCallingIdentity(); 22412 try { 22413 am.killProcessesBelowForeground("setPermissionEnforcement"); 22414 } catch (RemoteException e) { 22415 } finally { 22416 Binder.restoreCallingIdentity(token); 22417 } 22418 } 22419 } else { 22420 throw new IllegalArgumentException("No selective enforcement for " + permission); 22421 } 22422 } 22423 22424 @Override 22425 @Deprecated 22426 public boolean isPermissionEnforced(String permission) { 22427 return true; 22428 } 22429 22430 @Override 22431 public boolean isStorageLow() { 22432 final long token = Binder.clearCallingIdentity(); 22433 try { 22434 final DeviceStorageMonitorInternal 22435 dsm = LocalServices.getService(DeviceStorageMonitorInternal.class); 22436 if (dsm != null) { 22437 return dsm.isMemoryLow(); 22438 } else { 22439 return false; 22440 } 22441 } finally { 22442 Binder.restoreCallingIdentity(token); 22443 } 22444 } 22445 22446 @Override 22447 public IPackageInstaller getPackageInstaller() { 22448 return mInstallerService; 22449 } 22450 22451 private boolean userNeedsBadging(int userId) { 22452 int index = mUserNeedsBadging.indexOfKey(userId); 22453 if (index < 0) { 22454 final UserInfo userInfo; 22455 final long token = Binder.clearCallingIdentity(); 22456 try { 22457 userInfo = sUserManager.getUserInfo(userId); 22458 } finally { 22459 Binder.restoreCallingIdentity(token); 22460 } 22461 final boolean b; 22462 if (userInfo != null && userInfo.isManagedProfile()) { 22463 b = true; 22464 } else { 22465 b = false; 22466 } 22467 mUserNeedsBadging.put(userId, b); 22468 return b; 22469 } 22470 return mUserNeedsBadging.valueAt(index); 22471 } 22472 22473 @Override 22474 public KeySet getKeySetByAlias(String packageName, String alias) { 22475 if (packageName == null || alias == null) { 22476 return null; 22477 } 22478 synchronized(mPackages) { 22479 final PackageParser.Package pkg = mPackages.get(packageName); 22480 if (pkg == null) { 22481 Slog.w(TAG, "KeySet requested for unknown package: " + packageName); 22482 throw new IllegalArgumentException("Unknown package: " + packageName); 22483 } 22484 KeySetManagerService ksms = mSettings.mKeySetManagerService; 22485 return new KeySet(ksms.getKeySetByAliasAndPackageNameLPr(packageName, alias)); 22486 } 22487 } 22488 22489 @Override 22490 public KeySet getSigningKeySet(String packageName) { 22491 if (packageName == null) { 22492 return null; 22493 } 22494 synchronized(mPackages) { 22495 final PackageParser.Package pkg = mPackages.get(packageName); 22496 if (pkg == null) { 22497 Slog.w(TAG, "KeySet requested for unknown package: " + packageName); 22498 throw new IllegalArgumentException("Unknown package: " + packageName); 22499 } 22500 if (pkg.applicationInfo.uid != Binder.getCallingUid() 22501 && Process.SYSTEM_UID != Binder.getCallingUid()) { 22502 throw new SecurityException("May not access signing KeySet of other apps."); 22503 } 22504 KeySetManagerService ksms = mSettings.mKeySetManagerService; 22505 return new KeySet(ksms.getSigningKeySetByPackageNameLPr(packageName)); 22506 } 22507 } 22508 22509 @Override 22510 public boolean isPackageSignedByKeySet(String packageName, KeySet ks) { 22511 if (packageName == null || ks == null) { 22512 return false; 22513 } 22514 synchronized(mPackages) { 22515 final PackageParser.Package pkg = mPackages.get(packageName); 22516 if (pkg == null) { 22517 Slog.w(TAG, "KeySet requested for unknown package: " + packageName); 22518 throw new IllegalArgumentException("Unknown package: " + packageName); 22519 } 22520 IBinder ksh = ks.getToken(); 22521 if (ksh instanceof KeySetHandle) { 22522 KeySetManagerService ksms = mSettings.mKeySetManagerService; 22523 return ksms.packageIsSignedByLPr(packageName, (KeySetHandle) ksh); 22524 } 22525 return false; 22526 } 22527 } 22528 22529 @Override 22530 public boolean isPackageSignedByKeySetExactly(String packageName, KeySet ks) { 22531 if (packageName == null || ks == null) { 22532 return false; 22533 } 22534 synchronized(mPackages) { 22535 final PackageParser.Package pkg = mPackages.get(packageName); 22536 if (pkg == null) { 22537 Slog.w(TAG, "KeySet requested for unknown package: " + packageName); 22538 throw new IllegalArgumentException("Unknown package: " + packageName); 22539 } 22540 IBinder ksh = ks.getToken(); 22541 if (ksh instanceof KeySetHandle) { 22542 KeySetManagerService ksms = mSettings.mKeySetManagerService; 22543 return ksms.packageIsSignedByExactlyLPr(packageName, (KeySetHandle) ksh); 22544 } 22545 return false; 22546 } 22547 } 22548 22549 private void deletePackageIfUnusedLPr(final String packageName) { 22550 PackageSetting ps = mSettings.mPackages.get(packageName); 22551 if (ps == null) { 22552 return; 22553 } 22554 if (!ps.isAnyInstalled(sUserManager.getUserIds())) { 22555 // TODO Implement atomic delete if package is unused 22556 // It is currently possible that the package will be deleted even if it is installed 22557 // after this method returns. 22558 mHandler.post(new Runnable() { 22559 public void run() { 22560 deletePackageX(packageName, PackageManager.VERSION_CODE_HIGHEST, 22561 0, PackageManager.DELETE_ALL_USERS); 22562 } 22563 }); 22564 } 22565 } 22566 22567 /** 22568 * Check and throw if the given before/after packages would be considered a 22569 * downgrade. 22570 */ 22571 private static void checkDowngrade(PackageParser.Package before, PackageInfoLite after) 22572 throws PackageManagerException { 22573 if (after.versionCode < before.mVersionCode) { 22574 throw new PackageManagerException(INSTALL_FAILED_VERSION_DOWNGRADE, 22575 "Update version code " + after.versionCode + " is older than current " 22576 + before.mVersionCode); 22577 } else if (after.versionCode == before.mVersionCode) { 22578 if (after.baseRevisionCode < before.baseRevisionCode) { 22579 throw new PackageManagerException(INSTALL_FAILED_VERSION_DOWNGRADE, 22580 "Update base revision code " + after.baseRevisionCode 22581 + " is older than current " + before.baseRevisionCode); 22582 } 22583 22584 if (!ArrayUtils.isEmpty(after.splitNames)) { 22585 for (int i = 0; i < after.splitNames.length; i++) { 22586 final String splitName = after.splitNames[i]; 22587 final int j = ArrayUtils.indexOf(before.splitNames, splitName); 22588 if (j != -1) { 22589 if (after.splitRevisionCodes[i] < before.splitRevisionCodes[j]) { 22590 throw new PackageManagerException(INSTALL_FAILED_VERSION_DOWNGRADE, 22591 "Update split " + splitName + " revision code " 22592 + after.splitRevisionCodes[i] + " is older than current " 22593 + before.splitRevisionCodes[j]); 22594 } 22595 } 22596 } 22597 } 22598 } 22599 } 22600 22601 private static class MoveCallbacks extends Handler { 22602 private static final int MSG_CREATED = 1; 22603 private static final int MSG_STATUS_CHANGED = 2; 22604 22605 private final RemoteCallbackList<IPackageMoveObserver> 22606 mCallbacks = new RemoteCallbackList<>(); 22607 22608 private final SparseIntArray mLastStatus = new SparseIntArray(); 22609 22610 public MoveCallbacks(Looper looper) { 22611 super(looper); 22612 } 22613 22614 public void register(IPackageMoveObserver callback) { 22615 mCallbacks.register(callback); 22616 } 22617 22618 public void unregister(IPackageMoveObserver callback) { 22619 mCallbacks.unregister(callback); 22620 } 22621 22622 @Override 22623 public void handleMessage(Message msg) { 22624 final SomeArgs args = (SomeArgs) msg.obj; 22625 final int n = mCallbacks.beginBroadcast(); 22626 for (int i = 0; i < n; i++) { 22627 final IPackageMoveObserver callback = mCallbacks.getBroadcastItem(i); 22628 try { 22629 invokeCallback(callback, msg.what, args); 22630 } catch (RemoteException ignored) { 22631 } 22632 } 22633 mCallbacks.finishBroadcast(); 22634 args.recycle(); 22635 } 22636 22637 private void invokeCallback(IPackageMoveObserver callback, int what, SomeArgs args) 22638 throws RemoteException { 22639 switch (what) { 22640 case MSG_CREATED: { 22641 callback.onCreated(args.argi1, (Bundle) args.arg2); 22642 break; 22643 } 22644 case MSG_STATUS_CHANGED: { 22645 callback.onStatusChanged(args.argi1, args.argi2, (long) args.arg3); 22646 break; 22647 } 22648 } 22649 } 22650 22651 private void notifyCreated(int moveId, Bundle extras) { 22652 Slog.v(TAG, "Move " + moveId + " created " + extras.toString()); 22653 22654 final SomeArgs args = SomeArgs.obtain(); 22655 args.argi1 = moveId; 22656 args.arg2 = extras; 22657 obtainMessage(MSG_CREATED, args).sendToTarget(); 22658 } 22659 22660 private void notifyStatusChanged(int moveId, int status) { 22661 notifyStatusChanged(moveId, status, -1); 22662 } 22663 22664 private void notifyStatusChanged(int moveId, int status, long estMillis) { 22665 Slog.v(TAG, "Move " + moveId + " status " + status); 22666 22667 final SomeArgs args = SomeArgs.obtain(); 22668 args.argi1 = moveId; 22669 args.argi2 = status; 22670 args.arg3 = estMillis; 22671 obtainMessage(MSG_STATUS_CHANGED, args).sendToTarget(); 22672 22673 synchronized (mLastStatus) { 22674 mLastStatus.put(moveId, status); 22675 } 22676 } 22677 } 22678 22679 private final static class OnPermissionChangeListeners extends Handler { 22680 private static final int MSG_ON_PERMISSIONS_CHANGED = 1; 22681 22682 private final RemoteCallbackList<IOnPermissionsChangeListener> mPermissionListeners = 22683 new RemoteCallbackList<>(); 22684 22685 public OnPermissionChangeListeners(Looper looper) { 22686 super(looper); 22687 } 22688 22689 @Override 22690 public void handleMessage(Message msg) { 22691 switch (msg.what) { 22692 case MSG_ON_PERMISSIONS_CHANGED: { 22693 final int uid = msg.arg1; 22694 handleOnPermissionsChanged(uid); 22695 } break; 22696 } 22697 } 22698 22699 public void addListenerLocked(IOnPermissionsChangeListener listener) { 22700 mPermissionListeners.register(listener); 22701 22702 } 22703 22704 public void removeListenerLocked(IOnPermissionsChangeListener listener) { 22705 mPermissionListeners.unregister(listener); 22706 } 22707 22708 public void onPermissionsChanged(int uid) { 22709 if (mPermissionListeners.getRegisteredCallbackCount() > 0) { 22710 obtainMessage(MSG_ON_PERMISSIONS_CHANGED, uid, 0).sendToTarget(); 22711 } 22712 } 22713 22714 private void handleOnPermissionsChanged(int uid) { 22715 final int count = mPermissionListeners.beginBroadcast(); 22716 try { 22717 for (int i = 0; i < count; i++) { 22718 IOnPermissionsChangeListener callback = mPermissionListeners 22719 .getBroadcastItem(i); 22720 try { 22721 callback.onPermissionsChanged(uid); 22722 } catch (RemoteException e) { 22723 Log.e(TAG, "Permission listener is dead", e); 22724 } 22725 } 22726 } finally { 22727 mPermissionListeners.finishBroadcast(); 22728 } 22729 } 22730 } 22731 22732 private class PackageManagerInternalImpl extends PackageManagerInternal { 22733 @Override 22734 public void setLocationPackagesProvider(PackagesProvider provider) { 22735 synchronized (mPackages) { 22736 mDefaultPermissionPolicy.setLocationPackagesProviderLPw(provider); 22737 } 22738 } 22739 22740 @Override 22741 public void setVoiceInteractionPackagesProvider(PackagesProvider provider) { 22742 synchronized (mPackages) { 22743 mDefaultPermissionPolicy.setVoiceInteractionPackagesProviderLPw(provider); 22744 } 22745 } 22746 22747 @Override 22748 public void setSmsAppPackagesProvider(PackagesProvider provider) { 22749 synchronized (mPackages) { 22750 mDefaultPermissionPolicy.setSmsAppPackagesProviderLPw(provider); 22751 } 22752 } 22753 22754 @Override 22755 public void setDialerAppPackagesProvider(PackagesProvider provider) { 22756 synchronized (mPackages) { 22757 mDefaultPermissionPolicy.setDialerAppPackagesProviderLPw(provider); 22758 } 22759 } 22760 22761 @Override 22762 public void setSimCallManagerPackagesProvider(PackagesProvider provider) { 22763 synchronized (mPackages) { 22764 mDefaultPermissionPolicy.setSimCallManagerPackagesProviderLPw(provider); 22765 } 22766 } 22767 22768 @Override 22769 public void setSyncAdapterPackagesprovider(SyncAdapterPackagesProvider provider) { 22770 synchronized (mPackages) { 22771 mDefaultPermissionPolicy.setSyncAdapterPackagesProviderLPw(provider); 22772 } 22773 } 22774 22775 @Override 22776 public void grantDefaultPermissionsToDefaultSmsApp(String packageName, int userId) { 22777 synchronized (mPackages) { 22778 mDefaultPermissionPolicy.grantDefaultPermissionsToDefaultSmsAppLPr( 22779 packageName, userId); 22780 } 22781 } 22782 22783 @Override 22784 public void grantDefaultPermissionsToDefaultDialerApp(String packageName, int userId) { 22785 synchronized (mPackages) { 22786 mSettings.setDefaultDialerPackageNameLPw(packageName, userId); 22787 mDefaultPermissionPolicy.grantDefaultPermissionsToDefaultDialerAppLPr( 22788 packageName, userId); 22789 } 22790 } 22791 22792 @Override 22793 public void grantDefaultPermissionsToDefaultSimCallManager(String packageName, int userId) { 22794 synchronized (mPackages) { 22795 mDefaultPermissionPolicy.grantDefaultPermissionsToDefaultSimCallManagerLPr( 22796 packageName, userId); 22797 } 22798 } 22799 22800 @Override 22801 public void setKeepUninstalledPackages(final List<String> packageList) { 22802 Preconditions.checkNotNull(packageList); 22803 List<String> removedFromList = null; 22804 synchronized (mPackages) { 22805 if (mKeepUninstalledPackages != null) { 22806 final int packagesCount = mKeepUninstalledPackages.size(); 22807 for (int i = 0; i < packagesCount; i++) { 22808 String oldPackage = mKeepUninstalledPackages.get(i); 22809 if (packageList != null && packageList.contains(oldPackage)) { 22810 continue; 22811 } 22812 if (removedFromList == null) { 22813 removedFromList = new ArrayList<>(); 22814 } 22815 removedFromList.add(oldPackage); 22816 } 22817 } 22818 mKeepUninstalledPackages = new ArrayList<>(packageList); 22819 if (removedFromList != null) { 22820 final int removedCount = removedFromList.size(); 22821 for (int i = 0; i < removedCount; i++) { 22822 deletePackageIfUnusedLPr(removedFromList.get(i)); 22823 } 22824 } 22825 } 22826 } 22827 22828 @Override 22829 public boolean isPermissionsReviewRequired(String packageName, int userId) { 22830 synchronized (mPackages) { 22831 // If we do not support permission review, done. 22832 if (!mPermissionReviewRequired) { 22833 return false; 22834 } 22835 22836 PackageSetting packageSetting = mSettings.mPackages.get(packageName); 22837 if (packageSetting == null) { 22838 return false; 22839 } 22840 22841 // Permission review applies only to apps not supporting the new permission model. 22842 if (packageSetting.pkg.applicationInfo.targetSdkVersion >= Build.VERSION_CODES.M) { 22843 return false; 22844 } 22845 22846 // Legacy apps have the permission and get user consent on launch. 22847 PermissionsState permissionsState = packageSetting.getPermissionsState(); 22848 return permissionsState.isPermissionReviewRequired(userId); 22849 } 22850 } 22851 22852 @Override 22853 public ApplicationInfo getApplicationInfo(String packageName, int userId) { 22854 return PackageManagerService.this.getApplicationInfo(packageName, 0 /*flags*/, userId); 22855 } 22856 22857 @Override 22858 public ComponentName getHomeActivitiesAsUser(List<ResolveInfo> allHomeCandidates, 22859 int userId) { 22860 return PackageManagerService.this.getHomeActivitiesAsUser(allHomeCandidates, userId); 22861 } 22862 22863 @Override 22864 public void setDeviceAndProfileOwnerPackages( 22865 int deviceOwnerUserId, String deviceOwnerPackage, 22866 SparseArray<String> profileOwnerPackages) { 22867 mProtectedPackages.setDeviceAndProfileOwnerPackages( 22868 deviceOwnerUserId, deviceOwnerPackage, profileOwnerPackages); 22869 } 22870 22871 @Override 22872 public boolean isPackageDataProtected(int userId, String packageName) { 22873 return mProtectedPackages.isPackageDataProtected(userId, packageName); 22874 } 22875 22876 @Override 22877 public boolean isPackageEphemeral(int userId, String packageName) { 22878 synchronized (mPackages) { 22879 final PackageSetting ps = mSettings.mPackages.get(packageName); 22880 return ps != null ? ps.getInstantApp(userId) : false; 22881 } 22882 } 22883 22884 @Override 22885 public boolean wasPackageEverLaunched(String packageName, int userId) { 22886 synchronized (mPackages) { 22887 return mSettings.wasPackageEverLaunchedLPr(packageName, userId); 22888 } 22889 } 22890 22891 @Override 22892 public void grantRuntimePermission(String packageName, String name, int userId, 22893 boolean overridePolicy) { 22894 PackageManagerService.this.grantRuntimePermission(packageName, name, userId, 22895 overridePolicy); 22896 } 22897 22898 @Override 22899 public void revokeRuntimePermission(String packageName, String name, int userId, 22900 boolean overridePolicy) { 22901 PackageManagerService.this.revokeRuntimePermission(packageName, name, userId, 22902 overridePolicy); 22903 } 22904 22905 @Override 22906 public String getNameForUid(int uid) { 22907 return PackageManagerService.this.getNameForUid(uid); 22908 } 22909 22910 @Override 22911 public void requestEphemeralResolutionPhaseTwo(EphemeralResponse responseObj, 22912 Intent origIntent, String resolvedType, Intent launchIntent, 22913 String callingPackage, int userId) { 22914 PackageManagerService.this.requestEphemeralResolutionPhaseTwo( 22915 responseObj, origIntent, resolvedType, launchIntent, callingPackage, userId); 22916 } 22917 22918 @Override 22919 public void grantEphemeralAccess(int userId, Intent intent, 22920 int targetAppId, int ephemeralAppId) { 22921 synchronized (mPackages) { 22922 mInstantAppRegistry.grantInstantAccessLPw(userId, intent, 22923 targetAppId, ephemeralAppId); 22924 } 22925 } 22926 22927 @Override 22928 public void pruneInstantApps() { 22929 synchronized (mPackages) { 22930 mInstantAppRegistry.pruneInstantAppsLPw(); 22931 } 22932 } 22933 22934 @Override 22935 public String getSetupWizardPackageName() { 22936 return mSetupWizardPackage; 22937 } 22938 22939 public void setExternalSourcesPolicy(ExternalSourcesPolicy policy) { 22940 if (policy != null) { 22941 mExternalSourcesPolicy = policy; 22942 } 22943 } 22944 22945 @Override 22946 public boolean isPackagePersistent(String packageName) { 22947 synchronized (mPackages) { 22948 PackageParser.Package pkg = mPackages.get(packageName); 22949 return pkg != null 22950 ? ((pkg.applicationInfo.flags&(ApplicationInfo.FLAG_SYSTEM 22951 | ApplicationInfo.FLAG_PERSISTENT)) == 22952 (ApplicationInfo.FLAG_SYSTEM | ApplicationInfo.FLAG_PERSISTENT)) 22953 : false; 22954 } 22955 } 22956 22957 @Override 22958 public List<PackageInfo> getOverlayPackages(int userId) { 22959 final ArrayList<PackageInfo> overlayPackages = new ArrayList<PackageInfo>(); 22960 synchronized (mPackages) { 22961 for (PackageParser.Package p : mPackages.values()) { 22962 if (p.mOverlayTarget != null) { 22963 PackageInfo pkg = generatePackageInfo((PackageSetting)p.mExtras, 0, userId); 22964 if (pkg != null) { 22965 overlayPackages.add(pkg); 22966 } 22967 } 22968 } 22969 } 22970 return overlayPackages; 22971 } 22972 22973 @Override 22974 public List<String> getTargetPackageNames(int userId) { 22975 List<String> targetPackages = new ArrayList<>(); 22976 synchronized (mPackages) { 22977 for (PackageParser.Package p : mPackages.values()) { 22978 if (p.mOverlayTarget == null) { 22979 targetPackages.add(p.packageName); 22980 } 22981 } 22982 } 22983 return targetPackages; 22984 } 22985 22986 22987 @Override 22988 public boolean setEnabledOverlayPackages(int userId, String targetPackageName, 22989 List<String> overlayPackageNames) { 22990 // TODO: implement when we integrate OMS properly 22991 return false; 22992 } 22993 } 22994 22995 @Override 22996 public void grantDefaultPermissionsToEnabledCarrierApps(String[] packageNames, int userId) { 22997 enforceSystemOrPhoneCaller("grantPermissionsToEnabledCarrierApps"); 22998 synchronized (mPackages) { 22999 final long identity = Binder.clearCallingIdentity(); 23000 try { 23001 mDefaultPermissionPolicy.grantDefaultPermissionsToEnabledCarrierAppsLPr( 23002 packageNames, userId); 23003 } finally { 23004 Binder.restoreCallingIdentity(identity); 23005 } 23006 } 23007 } 23008 23009 @Override 23010 public void grantDefaultPermissionsToEnabledImsServices(String[] packageNames, int userId) { 23011 enforceSystemOrPhoneCaller("grantDefaultPermissionsToEnabledImsServices"); 23012 synchronized (mPackages) { 23013 final long identity = Binder.clearCallingIdentity(); 23014 try { 23015 mDefaultPermissionPolicy.grantDefaultPermissionsToEnabledImsServicesLPr( 23016 packageNames, userId); 23017 } finally { 23018 Binder.restoreCallingIdentity(identity); 23019 } 23020 } 23021 } 23022 23023 private static void enforceSystemOrPhoneCaller(String tag) { 23024 int callingUid = Binder.getCallingUid(); 23025 if (callingUid != Process.PHONE_UID && callingUid != Process.SYSTEM_UID) { 23026 throw new SecurityException( 23027 "Cannot call " + tag + " from UID " + callingUid); 23028 } 23029 } 23030 23031 boolean isHistoricalPackageUsageAvailable() { 23032 return mPackageUsage.isHistoricalPackageUsageAvailable(); 23033 } 23034 23035 /** 23036 * Return a <b>copy</b> of the collection of packages known to the package manager. 23037 * @return A copy of the values of mPackages. 23038 */ 23039 Collection<PackageParser.Package> getPackages() { 23040 synchronized (mPackages) { 23041 return new ArrayList<>(mPackages.values()); 23042 } 23043 } 23044 23045 /** 23046 * Logs process start information (including base APK hash) to the security log. 23047 * @hide 23048 */ 23049 public void logAppProcessStartIfNeeded(String processName, int uid, String seinfo, 23050 String apkFile, int pid) { 23051 if (!SecurityLog.isLoggingEnabled()) { 23052 return; 23053 } 23054 Bundle data = new Bundle(); 23055 data.putLong("startTimestamp", System.currentTimeMillis()); 23056 data.putString("processName", processName); 23057 data.putInt("uid", uid); 23058 data.putString("seinfo", seinfo); 23059 data.putString("apkFile", apkFile); 23060 data.putInt("pid", pid); 23061 Message msg = mProcessLoggingHandler.obtainMessage( 23062 ProcessLoggingHandler.LOG_APP_PROCESS_START_MSG); 23063 msg.setData(data); 23064 mProcessLoggingHandler.sendMessage(msg); 23065 } 23066 23067 public CompilerStats.PackageStats getCompilerPackageStats(String pkgName) { 23068 return mCompilerStats.getPackageStats(pkgName); 23069 } 23070 23071 public CompilerStats.PackageStats getOrCreateCompilerPackageStats(PackageParser.Package pkg) { 23072 return getOrCreateCompilerPackageStats(pkg.packageName); 23073 } 23074 23075 public CompilerStats.PackageStats getOrCreateCompilerPackageStats(String pkgName) { 23076 return mCompilerStats.getOrCreatePackageStats(pkgName); 23077 } 23078 23079 public void deleteCompilerPackageStats(String pkgName) { 23080 mCompilerStats.deletePackageStats(pkgName); 23081 } 23082 23083 @Override 23084 public int getInstallReason(String packageName, int userId) { 23085 enforceCrossUserPermission(Binder.getCallingUid(), userId, 23086 true /* requireFullPermission */, false /* checkShell */, 23087 "get install reason"); 23088 synchronized (mPackages) { 23089 final PackageSetting ps = mSettings.mPackages.get(packageName); 23090 if (ps != null) { 23091 return ps.getInstallReason(userId); 23092 } 23093 } 23094 return PackageManager.INSTALL_REASON_UNKNOWN; 23095 } 23096 23097 @Override 23098 public boolean canRequestPackageInstalls(String packageName, int userId) { 23099 int callingUid = Binder.getCallingUid(); 23100 int uid = getPackageUid(packageName, 0, userId); 23101 if (callingUid != uid && callingUid != Process.ROOT_UID 23102 && callingUid != Process.SYSTEM_UID) { 23103 throw new SecurityException( 23104 "Caller uid " + callingUid + " does not own package " + packageName); 23105 } 23106 ApplicationInfo info = getApplicationInfo(packageName, 0, userId); 23107 if (info == null) { 23108 return false; 23109 } 23110 if (info.targetSdkVersion < Build.VERSION_CODES.O) { 23111 throw new UnsupportedOperationException( 23112 "Operation only supported on apps targeting Android O or higher"); 23113 } 23114 String appOpPermission = Manifest.permission.REQUEST_INSTALL_PACKAGES; 23115 String[] packagesDeclaringPermission = getAppOpPermissionPackages(appOpPermission); 23116 if (!ArrayUtils.contains(packagesDeclaringPermission, packageName)) { 23117 throw new SecurityException("Need to declare " + appOpPermission + " to call this api"); 23118 } 23119 if (sUserManager.hasUserRestriction(UserManager.DISALLOW_INSTALL_UNKNOWN_SOURCES, userId)) { 23120 return false; 23121 } 23122 if (mExternalSourcesPolicy != null) { 23123 int isTrusted = mExternalSourcesPolicy.getPackageTrustedToInstallApps(packageName, uid); 23124 if (isTrusted != PackageManagerInternal.ExternalSourcesPolicy.USER_DEFAULT) { 23125 return isTrusted == PackageManagerInternal.ExternalSourcesPolicy.USER_TRUSTED; 23126 } 23127 } 23128 return checkUidPermission(appOpPermission, uid) == PERMISSION_GRANTED; 23129 } 23130} 23131