PackageManagerService.java revision 540dcb222e14522e037fd0c6b69b21f14ac92b24
1/* 2 * Copyright (C) 2006 The Android Open Source Project 3 * 4 * Licensed under the Apache License, Version 2.0 (the "License"); 5 * you may not use this file except in compliance with the License. 6 * You may obtain a copy of the License at 7 * 8 * http://www.apache.org/licenses/LICENSE-2.0 9 * 10 * Unless required by applicable law or agreed to in writing, software 11 * distributed under the License is distributed on an "AS IS" BASIS, 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13 * See the License for the specific language governing permissions and 14 * limitations under the License. 15 */ 16 17package com.android.server.pm; 18 19import static android.Manifest.permission.DELETE_PACKAGES; 20import static android.Manifest.permission.INSTALL_PACKAGES; 21import static android.Manifest.permission.READ_EXTERNAL_STORAGE; 22import static android.Manifest.permission.REQUEST_DELETE_PACKAGES; 23import static android.Manifest.permission.REQUEST_INSTALL_PACKAGES; 24import static android.Manifest.permission.WRITE_EXTERNAL_STORAGE; 25import static android.Manifest.permission.WRITE_MEDIA_STORAGE; 26import static android.content.pm.PackageManager.COMPONENT_ENABLED_STATE_DEFAULT; 27import static android.content.pm.PackageManager.COMPONENT_ENABLED_STATE_DISABLED; 28import static android.content.pm.PackageManager.COMPONENT_ENABLED_STATE_DISABLED_UNTIL_USED; 29import static android.content.pm.PackageManager.COMPONENT_ENABLED_STATE_DISABLED_USER; 30import static android.content.pm.PackageManager.COMPONENT_ENABLED_STATE_ENABLED; 31import static android.content.pm.PackageManager.DELETE_KEEP_DATA; 32import static android.content.pm.PackageManager.FLAG_PERMISSION_GRANTED_BY_DEFAULT; 33import static android.content.pm.PackageManager.FLAG_PERMISSION_POLICY_FIXED; 34import static android.content.pm.PackageManager.FLAG_PERMISSION_REVIEW_REQUIRED; 35import static android.content.pm.PackageManager.FLAG_PERMISSION_REVOKE_ON_UPGRADE; 36import static android.content.pm.PackageManager.FLAG_PERMISSION_SYSTEM_FIXED; 37import static android.content.pm.PackageManager.FLAG_PERMISSION_USER_FIXED; 38import static android.content.pm.PackageManager.FLAG_PERMISSION_USER_SET; 39import static android.content.pm.PackageManager.INSTALL_EXTERNAL; 40import static android.content.pm.PackageManager.INSTALL_FAILED_ALREADY_EXISTS; 41import static android.content.pm.PackageManager.INSTALL_FAILED_CONFLICTING_PROVIDER; 42import static android.content.pm.PackageManager.INSTALL_FAILED_DUPLICATE_PACKAGE; 43import static android.content.pm.PackageManager.INSTALL_FAILED_DUPLICATE_PERMISSION; 44import static android.content.pm.PackageManager.INSTALL_FAILED_EPHEMERAL_INVALID; 45import static android.content.pm.PackageManager.INSTALL_FAILED_INSUFFICIENT_STORAGE; 46import static android.content.pm.PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 47import static android.content.pm.PackageManager.INSTALL_FAILED_INVALID_APK; 48import static android.content.pm.PackageManager.INSTALL_FAILED_INVALID_INSTALL_LOCATION; 49import static android.content.pm.PackageManager.INSTALL_FAILED_MISSING_SHARED_LIBRARY; 50import static android.content.pm.PackageManager.INSTALL_FAILED_PACKAGE_CHANGED; 51import static android.content.pm.PackageManager.INSTALL_FAILED_REPLACE_COULDNT_DELETE; 52import static android.content.pm.PackageManager.INSTALL_FAILED_SHARED_USER_INCOMPATIBLE; 53import static android.content.pm.PackageManager.INSTALL_FAILED_TEST_ONLY; 54import static android.content.pm.PackageManager.INSTALL_FAILED_UPDATE_INCOMPATIBLE; 55import static android.content.pm.PackageManager.INSTALL_FAILED_USER_RESTRICTED; 56import static android.content.pm.PackageManager.INSTALL_FAILED_VERSION_DOWNGRADE; 57import static android.content.pm.PackageManager.INSTALL_FORWARD_LOCK; 58import static android.content.pm.PackageManager.INSTALL_INTERNAL; 59import static android.content.pm.PackageManager.INSTALL_PARSE_FAILED_INCONSISTENT_CERTIFICATES; 60import static android.content.pm.PackageManager.INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS; 61import static android.content.pm.PackageManager.INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS_ASK; 62import static android.content.pm.PackageManager.INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK; 63import static android.content.pm.PackageManager.INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER; 64import static android.content.pm.PackageManager.INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED; 65import static android.content.pm.PackageManager.MATCH_ALL; 66import static android.content.pm.PackageManager.MATCH_ANY_USER; 67import static android.content.pm.PackageManager.MATCH_DEBUG_TRIAGED_MISSING; 68import static android.content.pm.PackageManager.MATCH_DIRECT_BOOT_AWARE; 69import static android.content.pm.PackageManager.MATCH_DIRECT_BOOT_UNAWARE; 70import static android.content.pm.PackageManager.MATCH_DISABLED_COMPONENTS; 71import static android.content.pm.PackageManager.MATCH_FACTORY_ONLY; 72import static android.content.pm.PackageManager.MATCH_KNOWN_PACKAGES; 73import static android.content.pm.PackageManager.MATCH_SYSTEM_ONLY; 74import static android.content.pm.PackageManager.MATCH_UNINSTALLED_PACKAGES; 75import static android.content.pm.PackageManager.MOVE_FAILED_3RD_PARTY_NOT_ALLOWED_ON_INTERNAL; 76import static android.content.pm.PackageManager.MOVE_FAILED_DEVICE_ADMIN; 77import static android.content.pm.PackageManager.MOVE_FAILED_DOESNT_EXIST; 78import static android.content.pm.PackageManager.MOVE_FAILED_INTERNAL_ERROR; 79import static android.content.pm.PackageManager.MOVE_FAILED_OPERATION_PENDING; 80import static android.content.pm.PackageManager.MOVE_FAILED_SYSTEM_PACKAGE; 81import static android.content.pm.PackageManager.PERMISSION_DENIED; 82import static android.content.pm.PackageManager.PERMISSION_GRANTED; 83import static android.content.pm.PackageParser.PARSE_IS_PRIVILEGED; 84import static android.content.pm.PackageParser.isApkFile; 85import static android.os.Trace.TRACE_TAG_PACKAGE_MANAGER; 86import static android.system.OsConstants.O_CREAT; 87import static android.system.OsConstants.O_RDWR; 88import static com.android.internal.app.IntentForwarderActivity.FORWARD_INTENT_TO_MANAGED_PROFILE; 89import static com.android.internal.app.IntentForwarderActivity.FORWARD_INTENT_TO_PARENT; 90import static com.android.internal.content.NativeLibraryHelper.LIB64_DIR_NAME; 91import static com.android.internal.content.NativeLibraryHelper.LIB_DIR_NAME; 92import static com.android.internal.util.ArrayUtils.appendInt; 93import static com.android.server.pm.Installer.DEXOPT_PUBLIC; 94import static com.android.server.pm.InstructionSets.getAppDexInstructionSets; 95import static com.android.server.pm.InstructionSets.getDexCodeInstructionSet; 96import static com.android.server.pm.InstructionSets.getDexCodeInstructionSets; 97import static com.android.server.pm.InstructionSets.getPreferredInstructionSet; 98import static com.android.server.pm.InstructionSets.getPrimaryInstructionSet; 99import static com.android.server.pm.PackageManagerServiceCompilerMapping.getCompilerFilterForReason; 100import static com.android.server.pm.PackageManagerServiceCompilerMapping.getFullCompilerFilter; 101import static com.android.server.pm.PackageManagerServiceCompilerMapping.getNonProfileGuidedCompilerFilter; 102import static com.android.server.pm.PermissionsState.PERMISSION_OPERATION_FAILURE; 103import static com.android.server.pm.PermissionsState.PERMISSION_OPERATION_SUCCESS; 104import static com.android.server.pm.PermissionsState.PERMISSION_OPERATION_SUCCESS_GIDS_CHANGED; 105 106import android.Manifest; 107import android.annotation.NonNull; 108import android.annotation.Nullable; 109import android.app.ActivityManager; 110import android.app.AppOpsManager; 111import android.app.IActivityManager; 112import android.app.ResourcesManager; 113import android.app.admin.IDevicePolicyManager; 114import android.app.admin.SecurityLog; 115import android.app.backup.IBackupManager; 116import android.content.BroadcastReceiver; 117import android.content.ComponentName; 118import android.content.ContentResolver; 119import android.content.Context; 120import android.content.IIntentReceiver; 121import android.content.Intent; 122import android.content.IntentFilter; 123import android.content.IntentSender; 124import android.content.IntentSender.SendIntentException; 125import android.content.ServiceConnection; 126import android.content.pm.ActivityInfo; 127import android.content.pm.ApplicationInfo; 128import android.content.pm.AppsQueryHelper; 129import android.content.pm.ComponentInfo; 130import android.content.pm.EphemeralApplicationInfo; 131import android.content.pm.EphemeralRequest; 132import android.content.pm.EphemeralResolveInfo; 133import android.content.pm.EphemeralResponse; 134import android.content.pm.FallbackCategoryProvider; 135import android.content.pm.FeatureInfo; 136import android.content.pm.IOnPermissionsChangeListener; 137import android.content.pm.IPackageDataObserver; 138import android.content.pm.IPackageDeleteObserver; 139import android.content.pm.IPackageDeleteObserver2; 140import android.content.pm.IPackageInstallObserver2; 141import android.content.pm.IPackageInstaller; 142import android.content.pm.IPackageManager; 143import android.content.pm.IPackageMoveObserver; 144import android.content.pm.IPackageStatsObserver; 145import android.content.pm.InstrumentationInfo; 146import android.content.pm.IntentFilterVerificationInfo; 147import android.content.pm.KeySet; 148import android.content.pm.PackageCleanItem; 149import android.content.pm.PackageInfo; 150import android.content.pm.PackageInfoLite; 151import android.content.pm.PackageInstaller; 152import android.content.pm.PackageManager; 153import android.content.pm.PackageManager.LegacyPackageDeleteObserver; 154import android.content.pm.PackageManagerInternal; 155import android.content.pm.PackageParser; 156import android.content.pm.PackageParser.ActivityIntentInfo; 157import android.content.pm.PackageParser.PackageLite; 158import android.content.pm.PackageParser.PackageParserException; 159import android.content.pm.PackageStats; 160import android.content.pm.PackageUserState; 161import android.content.pm.ParceledListSlice; 162import android.content.pm.PermissionGroupInfo; 163import android.content.pm.PermissionInfo; 164import android.content.pm.ProviderInfo; 165import android.content.pm.ResolveInfo; 166import android.content.pm.ServiceInfo; 167import android.content.pm.SharedLibraryInfo; 168import android.content.pm.Signature; 169import android.content.pm.UserInfo; 170import android.content.pm.VerifierDeviceIdentity; 171import android.content.pm.VerifierInfo; 172import android.content.pm.VersionedPackage; 173import android.content.res.Resources; 174import android.graphics.Bitmap; 175import android.hardware.display.DisplayManager; 176import android.net.Uri; 177import android.os.Binder; 178import android.os.Build; 179import android.os.Bundle; 180import android.os.Debug; 181import android.os.Environment; 182import android.os.Environment.UserEnvironment; 183import android.os.FileUtils; 184import android.os.Handler; 185import android.os.IBinder; 186import android.os.Looper; 187import android.os.Message; 188import android.os.Parcel; 189import android.os.ParcelFileDescriptor; 190import android.os.PatternMatcher; 191import android.os.Process; 192import android.os.RemoteCallbackList; 193import android.os.RemoteException; 194import android.os.ResultReceiver; 195import android.os.SELinux; 196import android.os.ServiceManager; 197import android.os.ShellCallback; 198import android.os.SystemClock; 199import android.os.SystemProperties; 200import android.os.Trace; 201import android.os.UserHandle; 202import android.os.UserManager; 203import android.os.UserManagerInternal; 204import android.os.storage.IStorageManager; 205import android.os.storage.StorageManagerInternal; 206import android.os.storage.StorageEventListener; 207import android.os.storage.StorageManager; 208import android.os.storage.VolumeInfo; 209import android.os.storage.VolumeRecord; 210import android.provider.Settings.Global; 211import android.provider.Settings.Secure; 212import android.security.KeyStore; 213import android.security.SystemKeyStore; 214import android.system.ErrnoException; 215import android.system.Os; 216import android.text.TextUtils; 217import android.text.format.DateUtils; 218import android.util.ArrayMap; 219import android.util.ArraySet; 220import android.util.Base64; 221import android.util.DisplayMetrics; 222import android.util.EventLog; 223import android.util.ExceptionUtils; 224import android.util.Log; 225import android.util.LogPrinter; 226import android.util.MathUtils; 227import android.util.PackageUtils; 228import android.util.Pair; 229import android.util.PrintStreamPrinter; 230import android.util.Slog; 231import android.util.SparseArray; 232import android.util.SparseBooleanArray; 233import android.util.SparseIntArray; 234import android.util.Xml; 235import android.util.jar.StrictJarFile; 236import android.view.Display; 237 238import com.android.internal.R; 239import com.android.internal.annotations.GuardedBy; 240import com.android.internal.app.IMediaContainerService; 241import com.android.internal.app.ResolverActivity; 242import com.android.internal.content.NativeLibraryHelper; 243import com.android.internal.content.PackageHelper; 244import com.android.internal.logging.MetricsLogger; 245import com.android.internal.logging.nano.MetricsProto.MetricsEvent; 246import com.android.internal.os.IParcelFileDescriptorFactory; 247import com.android.internal.os.RoSystemProperties; 248import com.android.internal.os.SomeArgs; 249import com.android.internal.os.Zygote; 250import com.android.internal.telephony.CarrierAppUtils; 251import com.android.internal.util.ArrayUtils; 252import com.android.internal.util.FastPrintWriter; 253import com.android.internal.util.FastXmlSerializer; 254import com.android.internal.util.IndentingPrintWriter; 255import com.android.internal.util.Preconditions; 256import com.android.internal.util.XmlUtils; 257import com.android.server.AttributeCache; 258import com.android.server.EventLogTags; 259import com.android.server.FgThread; 260import com.android.server.IntentResolver; 261import com.android.server.LocalServices; 262import com.android.server.ServiceThread; 263import com.android.server.SystemConfig; 264import com.android.server.Watchdog; 265import com.android.server.net.NetworkPolicyManagerInternal; 266import com.android.server.pm.Installer.InstallerException; 267import com.android.server.pm.PermissionsState.PermissionState; 268import com.android.server.pm.Settings.DatabaseVersion; 269import com.android.server.pm.Settings.VersionInfo; 270import com.android.server.pm.dex.DexManager; 271import com.android.server.storage.DeviceStorageMonitorInternal; 272 273import dalvik.system.CloseGuard; 274import dalvik.system.DexFile; 275import dalvik.system.VMRuntime; 276 277import libcore.io.IoUtils; 278import libcore.util.EmptyArray; 279 280import org.xmlpull.v1.XmlPullParser; 281import org.xmlpull.v1.XmlPullParserException; 282import org.xmlpull.v1.XmlSerializer; 283 284import java.io.BufferedOutputStream; 285import java.io.BufferedReader; 286import java.io.ByteArrayInputStream; 287import java.io.ByteArrayOutputStream; 288import java.io.File; 289import java.io.FileDescriptor; 290import java.io.FileInputStream; 291import java.io.FileNotFoundException; 292import java.io.FileOutputStream; 293import java.io.FileReader; 294import java.io.FilenameFilter; 295import java.io.IOException; 296import java.io.PrintWriter; 297import java.nio.charset.StandardCharsets; 298import java.security.DigestInputStream; 299import java.security.MessageDigest; 300import java.security.NoSuchAlgorithmException; 301import java.security.PublicKey; 302import java.security.SecureRandom; 303import java.security.cert.Certificate; 304import java.security.cert.CertificateEncodingException; 305import java.security.cert.CertificateException; 306import java.text.SimpleDateFormat; 307import java.util.ArrayList; 308import java.util.Arrays; 309import java.util.Collection; 310import java.util.Collections; 311import java.util.Comparator; 312import java.util.Date; 313import java.util.HashSet; 314import java.util.HashMap; 315import java.util.Iterator; 316import java.util.List; 317import java.util.Map; 318import java.util.Objects; 319import java.util.Set; 320import java.util.concurrent.CountDownLatch; 321import java.util.concurrent.TimeUnit; 322import java.util.concurrent.atomic.AtomicBoolean; 323import java.util.concurrent.atomic.AtomicInteger; 324 325/** 326 * Keep track of all those APKs everywhere. 327 * <p> 328 * Internally there are two important locks: 329 * <ul> 330 * <li>{@link #mPackages} is used to guard all in-memory parsed package details 331 * and other related state. It is a fine-grained lock that should only be held 332 * momentarily, as it's one of the most contended locks in the system. 333 * <li>{@link #mInstallLock} is used to guard all {@code installd} access, whose 334 * operations typically involve heavy lifting of application data on disk. Since 335 * {@code installd} is single-threaded, and it's operations can often be slow, 336 * this lock should never be acquired while already holding {@link #mPackages}. 337 * Conversely, it's safe to acquire {@link #mPackages} momentarily while already 338 * holding {@link #mInstallLock}. 339 * </ul> 340 * Many internal methods rely on the caller to hold the appropriate locks, and 341 * this contract is expressed through method name suffixes: 342 * <ul> 343 * <li>fooLI(): the caller must hold {@link #mInstallLock} 344 * <li>fooLIF(): the caller must hold {@link #mInstallLock} and the package 345 * being modified must be frozen 346 * <li>fooLPr(): the caller must hold {@link #mPackages} for reading 347 * <li>fooLPw(): the caller must hold {@link #mPackages} for writing 348 * </ul> 349 * <p> 350 * Because this class is very central to the platform's security; please run all 351 * CTS and unit tests whenever making modifications: 352 * 353 * <pre> 354 * $ runtest -c android.content.pm.PackageManagerTests frameworks-core 355 * $ cts-tradefed run commandAndExit cts -m CtsAppSecurityHostTestCases 356 * </pre> 357 */ 358public class PackageManagerService extends IPackageManager.Stub { 359 static final String TAG = "PackageManager"; 360 static final boolean DEBUG_SETTINGS = false; 361 static final boolean DEBUG_PREFERRED = false; 362 static final boolean DEBUG_UPGRADE = false; 363 static final boolean DEBUG_DOMAIN_VERIFICATION = false; 364 private static final boolean DEBUG_BACKUP = false; 365 private static final boolean DEBUG_INSTALL = false; 366 private static final boolean DEBUG_REMOVE = false; 367 private static final boolean DEBUG_BROADCASTS = false; 368 private static final boolean DEBUG_SHOW_INFO = false; 369 private static final boolean DEBUG_PACKAGE_INFO = false; 370 private static final boolean DEBUG_INTENT_MATCHING = false; 371 private static final boolean DEBUG_PACKAGE_SCANNING = false; 372 private static final boolean DEBUG_VERIFY = false; 373 private static final boolean DEBUG_FILTERS = false; 374 375 // Debug output for dexopting. This is shared between PackageManagerService, OtaDexoptService 376 // and PackageDexOptimizer. All these classes have their own flag to allow switching a single 377 // user, but by default initialize to this. 378 static final boolean DEBUG_DEXOPT = false; 379 380 private static final boolean DEBUG_ABI_SELECTION = false; 381 private static final boolean DEBUG_EPHEMERAL = Build.IS_DEBUGGABLE; 382 private static final boolean DEBUG_TRIAGED_MISSING = false; 383 private static final boolean DEBUG_APP_DATA = false; 384 385 /** REMOVE. According to Svet, this was only used to reset permissions during development. */ 386 static final boolean CLEAR_RUNTIME_PERMISSIONS_ON_UPGRADE = false; 387 388 private static final boolean DISABLE_EPHEMERAL_APPS = false; 389 private static final boolean HIDE_EPHEMERAL_APIS = true; 390 391 private static final boolean ENABLE_QUOTA = 392 SystemProperties.getBoolean("persist.fw.quota", false); 393 394 private static final int RADIO_UID = Process.PHONE_UID; 395 private static final int LOG_UID = Process.LOG_UID; 396 private static final int NFC_UID = Process.NFC_UID; 397 private static final int BLUETOOTH_UID = Process.BLUETOOTH_UID; 398 private static final int SHELL_UID = Process.SHELL_UID; 399 400 // Cap the size of permission trees that 3rd party apps can define 401 private static final int MAX_PERMISSION_TREE_FOOTPRINT = 32768; // characters of text 402 403 // Suffix used during package installation when copying/moving 404 // package apks to install directory. 405 private static final String INSTALL_PACKAGE_SUFFIX = "-"; 406 407 static final int SCAN_NO_DEX = 1<<1; 408 static final int SCAN_FORCE_DEX = 1<<2; 409 static final int SCAN_UPDATE_SIGNATURE = 1<<3; 410 static final int SCAN_NEW_INSTALL = 1<<4; 411 static final int SCAN_UPDATE_TIME = 1<<5; 412 static final int SCAN_BOOTING = 1<<6; 413 static final int SCAN_TRUSTED_OVERLAY = 1<<7; 414 static final int SCAN_DELETE_DATA_ON_FAILURES = 1<<8; 415 static final int SCAN_REPLACING = 1<<9; 416 static final int SCAN_REQUIRE_KNOWN = 1<<10; 417 static final int SCAN_MOVE = 1<<11; 418 static final int SCAN_INITIAL = 1<<12; 419 static final int SCAN_CHECK_ONLY = 1<<13; 420 static final int SCAN_DONT_KILL_APP = 1<<14; 421 static final int SCAN_IGNORE_FROZEN = 1<<15; 422 static final int REMOVE_CHATTY = 1<<16; 423 static final int SCAN_FIRST_BOOT_OR_UPGRADE = 1<<17; 424 425 private static final String STATIC_SHARED_LIB_DELIMITER = "_"; 426 427 private static final int[] EMPTY_INT_ARRAY = new int[0]; 428 429 /** 430 * Timeout (in milliseconds) after which the watchdog should declare that 431 * our handler thread is wedged. The usual default for such things is one 432 * minute but we sometimes do very lengthy I/O operations on this thread, 433 * such as installing multi-gigabyte applications, so ours needs to be longer. 434 */ 435 private static final long WATCHDOG_TIMEOUT = 1000*60*10; // ten minutes 436 437 /** 438 * Wall-clock timeout (in milliseconds) after which we *require* that an fstrim 439 * be run on this device. We use the value in the Settings.Global.MANDATORY_FSTRIM_INTERVAL 440 * settings entry if available, otherwise we use the hardcoded default. If it's been 441 * more than this long since the last fstrim, we force one during the boot sequence. 442 * 443 * This backstops other fstrim scheduling: if the device is alive at midnight+idle, 444 * one gets run at the next available charging+idle time. This final mandatory 445 * no-fstrim check kicks in only of the other scheduling criteria is never met. 446 */ 447 private static final long DEFAULT_MANDATORY_FSTRIM_INTERVAL = 3 * DateUtils.DAY_IN_MILLIS; 448 449 /** 450 * Whether verification is enabled by default. 451 */ 452 private static final boolean DEFAULT_VERIFY_ENABLE = true; 453 454 /** 455 * The default maximum time to wait for the verification agent to return in 456 * milliseconds. 457 */ 458 private static final long DEFAULT_VERIFICATION_TIMEOUT = 10 * 1000; 459 460 /** 461 * The default response for package verification timeout. 462 * 463 * This can be either PackageManager.VERIFICATION_ALLOW or 464 * PackageManager.VERIFICATION_REJECT. 465 */ 466 private static final int DEFAULT_VERIFICATION_RESPONSE = PackageManager.VERIFICATION_ALLOW; 467 468 static final String PLATFORM_PACKAGE_NAME = "android"; 469 470 static final String DEFAULT_CONTAINER_PACKAGE = "com.android.defcontainer"; 471 472 static final ComponentName DEFAULT_CONTAINER_COMPONENT = new ComponentName( 473 DEFAULT_CONTAINER_PACKAGE, 474 "com.android.defcontainer.DefaultContainerService"); 475 476 private static final String KILL_APP_REASON_GIDS_CHANGED = 477 "permission grant or revoke changed gids"; 478 479 private static final String KILL_APP_REASON_PERMISSIONS_REVOKED = 480 "permissions revoked"; 481 482 private static final String PACKAGE_MIME_TYPE = "application/vnd.android.package-archive"; 483 484 private static final String PACKAGE_SCHEME = "package"; 485 486 private static final String VENDOR_OVERLAY_DIR = "/vendor/overlay"; 487 /** 488 * If VENDOR_OVERLAY_THEME_PROPERTY is set, search for runtime resource overlay APKs also in 489 * VENDOR_OVERLAY_DIR/<value of VENDOR_OVERLAY_THEME_PROPERTY> in addition to 490 * VENDOR_OVERLAY_DIR. 491 */ 492 private static final String VENDOR_OVERLAY_THEME_PROPERTY = "ro.boot.vendor.overlay.theme"; 493 /** 494 * Same as VENDOR_OVERLAY_THEME_PROPERTY, except persistent. If set will override whatever 495 * is in VENDOR_OVERLAY_THEME_PROPERTY. 496 */ 497 private static final String VENDOR_OVERLAY_THEME_PERSIST_PROPERTY 498 = "persist.vendor.overlay.theme"; 499 500 /** Permission grant: not grant the permission. */ 501 private static final int GRANT_DENIED = 1; 502 503 /** Permission grant: grant the permission as an install permission. */ 504 private static final int GRANT_INSTALL = 2; 505 506 /** Permission grant: grant the permission as a runtime one. */ 507 private static final int GRANT_RUNTIME = 3; 508 509 /** Permission grant: grant as runtime a permission that was granted as an install time one. */ 510 private static final int GRANT_UPGRADE = 4; 511 512 /** Canonical intent used to identify what counts as a "web browser" app */ 513 private static final Intent sBrowserIntent; 514 static { 515 sBrowserIntent = new Intent(); 516 sBrowserIntent.setAction(Intent.ACTION_VIEW); 517 sBrowserIntent.addCategory(Intent.CATEGORY_BROWSABLE); 518 sBrowserIntent.setData(Uri.parse("http:")); 519 } 520 521 /** 522 * The set of all protected actions [i.e. those actions for which a high priority 523 * intent filter is disallowed]. 524 */ 525 private static final Set<String> PROTECTED_ACTIONS = new ArraySet<>(); 526 static { 527 PROTECTED_ACTIONS.add(Intent.ACTION_SEND); 528 PROTECTED_ACTIONS.add(Intent.ACTION_SENDTO); 529 PROTECTED_ACTIONS.add(Intent.ACTION_SEND_MULTIPLE); 530 PROTECTED_ACTIONS.add(Intent.ACTION_VIEW); 531 } 532 533 // Compilation reasons. 534 public static final int REASON_FIRST_BOOT = 0; 535 public static final int REASON_BOOT = 1; 536 public static final int REASON_INSTALL = 2; 537 public static final int REASON_BACKGROUND_DEXOPT = 3; 538 public static final int REASON_AB_OTA = 4; 539 public static final int REASON_NON_SYSTEM_LIBRARY = 5; 540 public static final int REASON_SHARED_APK = 6; 541 public static final int REASON_FORCED_DEXOPT = 7; 542 public static final int REASON_CORE_APP = 8; 543 544 public static final int REASON_LAST = REASON_CORE_APP; 545 546 /** Special library name that skips shared libraries check during compilation. */ 547 private static final String SKIP_SHARED_LIBRARY_CHECK = "&"; 548 549 /** All dangerous permission names in the same order as the events in MetricsEvent */ 550 private static final List<String> ALL_DANGEROUS_PERMISSIONS = Arrays.asList( 551 Manifest.permission.READ_CALENDAR, 552 Manifest.permission.WRITE_CALENDAR, 553 Manifest.permission.CAMERA, 554 Manifest.permission.READ_CONTACTS, 555 Manifest.permission.WRITE_CONTACTS, 556 Manifest.permission.GET_ACCOUNTS, 557 Manifest.permission.ACCESS_FINE_LOCATION, 558 Manifest.permission.ACCESS_COARSE_LOCATION, 559 Manifest.permission.RECORD_AUDIO, 560 Manifest.permission.READ_PHONE_STATE, 561 Manifest.permission.CALL_PHONE, 562 Manifest.permission.READ_CALL_LOG, 563 Manifest.permission.WRITE_CALL_LOG, 564 Manifest.permission.ADD_VOICEMAIL, 565 Manifest.permission.USE_SIP, 566 Manifest.permission.PROCESS_OUTGOING_CALLS, 567 Manifest.permission.READ_CELL_BROADCASTS, 568 Manifest.permission.BODY_SENSORS, 569 Manifest.permission.SEND_SMS, 570 Manifest.permission.RECEIVE_SMS, 571 Manifest.permission.READ_SMS, 572 Manifest.permission.RECEIVE_WAP_PUSH, 573 Manifest.permission.RECEIVE_MMS, 574 Manifest.permission.READ_EXTERNAL_STORAGE, 575 Manifest.permission.WRITE_EXTERNAL_STORAGE, 576 Manifest.permission.READ_PHONE_NUMBER); 577 578 579 /** 580 * Version number for the package parser cache. Increment this whenever the format or 581 * extent of cached data changes. See {@code PackageParser#setCacheDir}. 582 */ 583 private static final String PACKAGE_PARSER_CACHE_VERSION = "1"; 584 585 /** 586 * Whether the package parser cache is enabled. 587 */ 588 private static final boolean DEFAULT_PACKAGE_PARSER_CACHE_ENABLED = true; 589 590 final ServiceThread mHandlerThread; 591 592 final PackageHandler mHandler; 593 594 private final ProcessLoggingHandler mProcessLoggingHandler; 595 596 /** 597 * Messages for {@link #mHandler} that need to wait for system ready before 598 * being dispatched. 599 */ 600 private ArrayList<Message> mPostSystemReadyMessages; 601 602 final int mSdkVersion = Build.VERSION.SDK_INT; 603 604 final Context mContext; 605 final boolean mFactoryTest; 606 final boolean mOnlyCore; 607 final DisplayMetrics mMetrics; 608 final int mDefParseFlags; 609 final String[] mSeparateProcesses; 610 final boolean mIsUpgrade; 611 final boolean mIsPreNUpgrade; 612 final boolean mIsPreNMR1Upgrade; 613 614 @GuardedBy("mPackages") 615 private boolean mDexOptDialogShown; 616 617 /** The location for ASEC container files on internal storage. */ 618 final String mAsecInternalPath; 619 620 // Used for privilege escalation. MUST NOT BE CALLED WITH mPackages 621 // LOCK HELD. Can be called with mInstallLock held. 622 @GuardedBy("mInstallLock") 623 final Installer mInstaller; 624 625 /** Directory where installed third-party apps stored */ 626 final File mAppInstallDir; 627 final File mEphemeralInstallDir; 628 629 /** 630 * Directory to which applications installed internally have their 631 * 32 bit native libraries copied. 632 */ 633 private File mAppLib32InstallDir; 634 635 // Directory containing the private parts (e.g. code and non-resource assets) of forward-locked 636 // apps. 637 final File mDrmAppPrivateInstallDir; 638 639 // ---------------------------------------------------------------- 640 641 // Lock for state used when installing and doing other long running 642 // operations. Methods that must be called with this lock held have 643 // the suffix "LI". 644 final Object mInstallLock = new Object(); 645 646 // ---------------------------------------------------------------- 647 648 // Keys are String (package name), values are Package. This also serves 649 // as the lock for the global state. Methods that must be called with 650 // this lock held have the prefix "LP". 651 @GuardedBy("mPackages") 652 final ArrayMap<String, PackageParser.Package> mPackages = 653 new ArrayMap<String, PackageParser.Package>(); 654 655 final ArrayMap<String, Set<String>> mKnownCodebase = 656 new ArrayMap<String, Set<String>>(); 657 658 // Tracks available target package names -> overlay package paths. 659 final ArrayMap<String, ArrayMap<String, PackageParser.Package>> mOverlays = 660 new ArrayMap<String, ArrayMap<String, PackageParser.Package>>(); 661 662 /** 663 * Tracks new system packages [received in an OTA] that we expect to 664 * find updated user-installed versions. Keys are package name, values 665 * are package location. 666 */ 667 final private ArrayMap<String, File> mExpectingBetter = new ArrayMap<>(); 668 /** 669 * Tracks high priority intent filters for protected actions. During boot, certain 670 * filter actions are protected and should never be allowed to have a high priority 671 * intent filter for them. However, there is one, and only one exception -- the 672 * setup wizard. It must be able to define a high priority intent filter for these 673 * actions to ensure there are no escapes from the wizard. We need to delay processing 674 * of these during boot as we need to look at all of the system packages in order 675 * to know which component is the setup wizard. 676 */ 677 private final List<PackageParser.ActivityIntentInfo> mProtectedFilters = new ArrayList<>(); 678 /** 679 * Whether or not processing protected filters should be deferred. 680 */ 681 private boolean mDeferProtectedFilters = true; 682 683 /** 684 * Tracks existing system packages prior to receiving an OTA. Keys are package name. 685 */ 686 final private ArraySet<String> mExistingSystemPackages = new ArraySet<>(); 687 /** 688 * Whether or not system app permissions should be promoted from install to runtime. 689 */ 690 boolean mPromoteSystemApps; 691 692 @GuardedBy("mPackages") 693 final Settings mSettings; 694 695 /** 696 * Set of package names that are currently "frozen", which means active 697 * surgery is being done on the code/data for that package. The platform 698 * will refuse to launch frozen packages to avoid race conditions. 699 * 700 * @see PackageFreezer 701 */ 702 @GuardedBy("mPackages") 703 final ArraySet<String> mFrozenPackages = new ArraySet<>(); 704 705 final ProtectedPackages mProtectedPackages; 706 707 boolean mFirstBoot; 708 709 // System configuration read by SystemConfig. 710 final int[] mGlobalGids; 711 final SparseArray<ArraySet<String>> mSystemPermissions; 712 final ArrayMap<String, FeatureInfo> mAvailableFeatures; 713 714 // If mac_permissions.xml was found for seinfo labeling. 715 boolean mFoundPolicyFile; 716 717 private final EphemeralApplicationRegistry mEphemeralApplicationRegistry; 718 719 public static final class SharedLibraryEntry { 720 public final String path; 721 public final String apk; 722 public final SharedLibraryInfo info; 723 724 SharedLibraryEntry(String _path, String _apk, String name, int version, int type, 725 String declaringPackageName, int declaringPackageVersionCode) { 726 path = _path; 727 apk = _apk; 728 info = new SharedLibraryInfo(name, version, type, new VersionedPackage( 729 declaringPackageName, declaringPackageVersionCode), null); 730 } 731 } 732 733 // Currently known shared libraries. 734 final ArrayMap<String, SparseArray<SharedLibraryEntry>> mSharedLibraries = new ArrayMap<>(); 735 final ArrayMap<String, SparseArray<SharedLibraryEntry>> mStaticLibsByDeclaringPackage = 736 new ArrayMap<>(); 737 738 // All available activities, for your resolving pleasure. 739 final ActivityIntentResolver mActivities = 740 new ActivityIntentResolver(); 741 742 // All available receivers, for your resolving pleasure. 743 final ActivityIntentResolver mReceivers = 744 new ActivityIntentResolver(); 745 746 // All available services, for your resolving pleasure. 747 final ServiceIntentResolver mServices = new ServiceIntentResolver(); 748 749 // All available providers, for your resolving pleasure. 750 final ProviderIntentResolver mProviders = new ProviderIntentResolver(); 751 752 // Mapping from provider base names (first directory in content URI codePath) 753 // to the provider information. 754 final ArrayMap<String, PackageParser.Provider> mProvidersByAuthority = 755 new ArrayMap<String, PackageParser.Provider>(); 756 757 // Mapping from instrumentation class names to info about them. 758 final ArrayMap<ComponentName, PackageParser.Instrumentation> mInstrumentation = 759 new ArrayMap<ComponentName, PackageParser.Instrumentation>(); 760 761 // Mapping from permission names to info about them. 762 final ArrayMap<String, PackageParser.PermissionGroup> mPermissionGroups = 763 new ArrayMap<String, PackageParser.PermissionGroup>(); 764 765 // Packages whose data we have transfered into another package, thus 766 // should no longer exist. 767 final ArraySet<String> mTransferedPackages = new ArraySet<String>(); 768 769 // Broadcast actions that are only available to the system. 770 final ArraySet<String> mProtectedBroadcasts = new ArraySet<String>(); 771 772 /** List of packages waiting for verification. */ 773 final SparseArray<PackageVerificationState> mPendingVerification 774 = new SparseArray<PackageVerificationState>(); 775 776 /** Set of packages associated with each app op permission. */ 777 final ArrayMap<String, ArraySet<String>> mAppOpPermissionPackages = new ArrayMap<>(); 778 779 final PackageInstallerService mInstallerService; 780 781 private final PackageDexOptimizer mPackageDexOptimizer; 782 // DexManager handles the usage of dex files (e.g. secondary files, whether or not a package 783 // is used by other apps). 784 private final DexManager mDexManager; 785 786 private AtomicInteger mNextMoveId = new AtomicInteger(); 787 private final MoveCallbacks mMoveCallbacks; 788 789 private final OnPermissionChangeListeners mOnPermissionChangeListeners; 790 791 // Cache of users who need badging. 792 SparseBooleanArray mUserNeedsBadging = new SparseBooleanArray(); 793 794 /** Token for keys in mPendingVerification. */ 795 private int mPendingVerificationToken = 0; 796 797 volatile boolean mSystemReady; 798 volatile boolean mSafeMode; 799 volatile boolean mHasSystemUidErrors; 800 801 ApplicationInfo mAndroidApplication; 802 final ActivityInfo mResolveActivity = new ActivityInfo(); 803 final ResolveInfo mResolveInfo = new ResolveInfo(); 804 ComponentName mResolveComponentName; 805 PackageParser.Package mPlatformPackage; 806 ComponentName mCustomResolverComponentName; 807 808 boolean mResolverReplaced = false; 809 810 private final @Nullable ComponentName mIntentFilterVerifierComponent; 811 private final @Nullable IntentFilterVerifier<ActivityIntentInfo> mIntentFilterVerifier; 812 813 private int mIntentFilterVerificationToken = 0; 814 815 /** The service connection to the ephemeral resolver */ 816 final EphemeralResolverConnection mEphemeralResolverConnection; 817 818 /** Component used to install ephemeral applications */ 819 ComponentName mEphemeralInstallerComponent; 820 final ActivityInfo mEphemeralInstallerActivity = new ActivityInfo(); 821 final ResolveInfo mEphemeralInstallerInfo = new ResolveInfo(); 822 823 final SparseArray<IntentFilterVerificationState> mIntentFilterVerificationStates 824 = new SparseArray<IntentFilterVerificationState>(); 825 826 final DefaultPermissionGrantPolicy mDefaultPermissionPolicy; 827 828 // List of packages names to keep cached, even if they are uninstalled for all users 829 private List<String> mKeepUninstalledPackages; 830 831 private UserManagerInternal mUserManagerInternal; 832 833 private File mCacheDir; 834 835 private static class IFVerificationParams { 836 PackageParser.Package pkg; 837 boolean replacing; 838 int userId; 839 int verifierUid; 840 841 public IFVerificationParams(PackageParser.Package _pkg, boolean _replacing, 842 int _userId, int _verifierUid) { 843 pkg = _pkg; 844 replacing = _replacing; 845 userId = _userId; 846 replacing = _replacing; 847 verifierUid = _verifierUid; 848 } 849 } 850 851 private interface IntentFilterVerifier<T extends IntentFilter> { 852 boolean addOneIntentFilterVerification(int verifierId, int userId, int verificationId, 853 T filter, String packageName); 854 void startVerifications(int userId); 855 void receiveVerificationResponse(int verificationId); 856 } 857 858 private class IntentVerifierProxy implements IntentFilterVerifier<ActivityIntentInfo> { 859 private Context mContext; 860 private ComponentName mIntentFilterVerifierComponent; 861 private ArrayList<Integer> mCurrentIntentFilterVerifications = new ArrayList<Integer>(); 862 863 public IntentVerifierProxy(Context context, ComponentName verifierComponent) { 864 mContext = context; 865 mIntentFilterVerifierComponent = verifierComponent; 866 } 867 868 private String getDefaultScheme() { 869 return IntentFilter.SCHEME_HTTPS; 870 } 871 872 @Override 873 public void startVerifications(int userId) { 874 // Launch verifications requests 875 int count = mCurrentIntentFilterVerifications.size(); 876 for (int n=0; n<count; n++) { 877 int verificationId = mCurrentIntentFilterVerifications.get(n); 878 final IntentFilterVerificationState ivs = 879 mIntentFilterVerificationStates.get(verificationId); 880 881 String packageName = ivs.getPackageName(); 882 883 ArrayList<PackageParser.ActivityIntentInfo> filters = ivs.getFilters(); 884 final int filterCount = filters.size(); 885 ArraySet<String> domainsSet = new ArraySet<>(); 886 for (int m=0; m<filterCount; m++) { 887 PackageParser.ActivityIntentInfo filter = filters.get(m); 888 domainsSet.addAll(filter.getHostsList()); 889 } 890 synchronized (mPackages) { 891 if (mSettings.createIntentFilterVerificationIfNeededLPw( 892 packageName, domainsSet) != null) { 893 scheduleWriteSettingsLocked(); 894 } 895 } 896 sendVerificationRequest(userId, verificationId, ivs); 897 } 898 mCurrentIntentFilterVerifications.clear(); 899 } 900 901 private void sendVerificationRequest(int userId, int verificationId, 902 IntentFilterVerificationState ivs) { 903 904 Intent verificationIntent = new Intent(Intent.ACTION_INTENT_FILTER_NEEDS_VERIFICATION); 905 verificationIntent.putExtra( 906 PackageManager.EXTRA_INTENT_FILTER_VERIFICATION_ID, 907 verificationId); 908 verificationIntent.putExtra( 909 PackageManager.EXTRA_INTENT_FILTER_VERIFICATION_URI_SCHEME, 910 getDefaultScheme()); 911 verificationIntent.putExtra( 912 PackageManager.EXTRA_INTENT_FILTER_VERIFICATION_HOSTS, 913 ivs.getHostsString()); 914 verificationIntent.putExtra( 915 PackageManager.EXTRA_INTENT_FILTER_VERIFICATION_PACKAGE_NAME, 916 ivs.getPackageName()); 917 verificationIntent.setComponent(mIntentFilterVerifierComponent); 918 verificationIntent.addFlags(Intent.FLAG_RECEIVER_FOREGROUND); 919 920 UserHandle user = new UserHandle(userId); 921 mContext.sendBroadcastAsUser(verificationIntent, user); 922 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 923 "Sending IntentFilter verification broadcast"); 924 } 925 926 public void receiveVerificationResponse(int verificationId) { 927 IntentFilterVerificationState ivs = mIntentFilterVerificationStates.get(verificationId); 928 929 final boolean verified = ivs.isVerified(); 930 931 ArrayList<PackageParser.ActivityIntentInfo> filters = ivs.getFilters(); 932 final int count = filters.size(); 933 if (DEBUG_DOMAIN_VERIFICATION) { 934 Slog.i(TAG, "Received verification response " + verificationId 935 + " for " + count + " filters, verified=" + verified); 936 } 937 for (int n=0; n<count; n++) { 938 PackageParser.ActivityIntentInfo filter = filters.get(n); 939 filter.setVerified(verified); 940 941 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, "IntentFilter " + filter.toString() 942 + " verified with result:" + verified + " and hosts:" 943 + ivs.getHostsString()); 944 } 945 946 mIntentFilterVerificationStates.remove(verificationId); 947 948 final String packageName = ivs.getPackageName(); 949 IntentFilterVerificationInfo ivi = null; 950 951 synchronized (mPackages) { 952 ivi = mSettings.getIntentFilterVerificationLPr(packageName); 953 } 954 if (ivi == null) { 955 Slog.w(TAG, "IntentFilterVerificationInfo not found for verificationId:" 956 + verificationId + " packageName:" + packageName); 957 return; 958 } 959 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 960 "Updating IntentFilterVerificationInfo for package " + packageName 961 +" verificationId:" + verificationId); 962 963 synchronized (mPackages) { 964 if (verified) { 965 ivi.setStatus(INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS); 966 } else { 967 ivi.setStatus(INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK); 968 } 969 scheduleWriteSettingsLocked(); 970 971 final int userId = ivs.getUserId(); 972 if (userId != UserHandle.USER_ALL) { 973 final int userStatus = 974 mSettings.getIntentFilterVerificationStatusLPr(packageName, userId); 975 976 int updatedStatus = INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED; 977 boolean needUpdate = false; 978 979 // We cannot override the STATUS_ALWAYS / STATUS_NEVER states if they have 980 // already been set by the User thru the Disambiguation dialog 981 switch (userStatus) { 982 case INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED: 983 if (verified) { 984 updatedStatus = INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS; 985 } else { 986 updatedStatus = INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK; 987 } 988 needUpdate = true; 989 break; 990 991 case INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK: 992 if (verified) { 993 updatedStatus = INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS; 994 needUpdate = true; 995 } 996 break; 997 998 default: 999 // Nothing to do 1000 } 1001 1002 if (needUpdate) { 1003 mSettings.updateIntentFilterVerificationStatusLPw( 1004 packageName, updatedStatus, userId); 1005 scheduleWritePackageRestrictionsLocked(userId); 1006 } 1007 } 1008 } 1009 } 1010 1011 @Override 1012 public boolean addOneIntentFilterVerification(int verifierUid, int userId, int verificationId, 1013 ActivityIntentInfo filter, String packageName) { 1014 if (!hasValidDomains(filter)) { 1015 return false; 1016 } 1017 IntentFilterVerificationState ivs = mIntentFilterVerificationStates.get(verificationId); 1018 if (ivs == null) { 1019 ivs = createDomainVerificationState(verifierUid, userId, verificationId, 1020 packageName); 1021 } 1022 if (DEBUG_DOMAIN_VERIFICATION) { 1023 Slog.d(TAG, "Adding verification filter for " + packageName + ": " + filter); 1024 } 1025 ivs.addFilter(filter); 1026 return true; 1027 } 1028 1029 private IntentFilterVerificationState createDomainVerificationState(int verifierUid, 1030 int userId, int verificationId, String packageName) { 1031 IntentFilterVerificationState ivs = new IntentFilterVerificationState( 1032 verifierUid, userId, packageName); 1033 ivs.setPendingState(); 1034 synchronized (mPackages) { 1035 mIntentFilterVerificationStates.append(verificationId, ivs); 1036 mCurrentIntentFilterVerifications.add(verificationId); 1037 } 1038 return ivs; 1039 } 1040 } 1041 1042 private static boolean hasValidDomains(ActivityIntentInfo filter) { 1043 return filter.hasCategory(Intent.CATEGORY_BROWSABLE) 1044 && (filter.hasDataScheme(IntentFilter.SCHEME_HTTP) || 1045 filter.hasDataScheme(IntentFilter.SCHEME_HTTPS)); 1046 } 1047 1048 // Set of pending broadcasts for aggregating enable/disable of components. 1049 static class PendingPackageBroadcasts { 1050 // for each user id, a map of <package name -> components within that package> 1051 final SparseArray<ArrayMap<String, ArrayList<String>>> mUidMap; 1052 1053 public PendingPackageBroadcasts() { 1054 mUidMap = new SparseArray<ArrayMap<String, ArrayList<String>>>(2); 1055 } 1056 1057 public ArrayList<String> get(int userId, String packageName) { 1058 ArrayMap<String, ArrayList<String>> packages = getOrAllocate(userId); 1059 return packages.get(packageName); 1060 } 1061 1062 public void put(int userId, String packageName, ArrayList<String> components) { 1063 ArrayMap<String, ArrayList<String>> packages = getOrAllocate(userId); 1064 packages.put(packageName, components); 1065 } 1066 1067 public void remove(int userId, String packageName) { 1068 ArrayMap<String, ArrayList<String>> packages = mUidMap.get(userId); 1069 if (packages != null) { 1070 packages.remove(packageName); 1071 } 1072 } 1073 1074 public void remove(int userId) { 1075 mUidMap.remove(userId); 1076 } 1077 1078 public int userIdCount() { 1079 return mUidMap.size(); 1080 } 1081 1082 public int userIdAt(int n) { 1083 return mUidMap.keyAt(n); 1084 } 1085 1086 public ArrayMap<String, ArrayList<String>> packagesForUserId(int userId) { 1087 return mUidMap.get(userId); 1088 } 1089 1090 public int size() { 1091 // total number of pending broadcast entries across all userIds 1092 int num = 0; 1093 for (int i = 0; i< mUidMap.size(); i++) { 1094 num += mUidMap.valueAt(i).size(); 1095 } 1096 return num; 1097 } 1098 1099 public void clear() { 1100 mUidMap.clear(); 1101 } 1102 1103 private ArrayMap<String, ArrayList<String>> getOrAllocate(int userId) { 1104 ArrayMap<String, ArrayList<String>> map = mUidMap.get(userId); 1105 if (map == null) { 1106 map = new ArrayMap<String, ArrayList<String>>(); 1107 mUidMap.put(userId, map); 1108 } 1109 return map; 1110 } 1111 } 1112 final PendingPackageBroadcasts mPendingBroadcasts = new PendingPackageBroadcasts(); 1113 1114 // Service Connection to remote media container service to copy 1115 // package uri's from external media onto secure containers 1116 // or internal storage. 1117 private IMediaContainerService mContainerService = null; 1118 1119 static final int SEND_PENDING_BROADCAST = 1; 1120 static final int MCS_BOUND = 3; 1121 static final int END_COPY = 4; 1122 static final int INIT_COPY = 5; 1123 static final int MCS_UNBIND = 6; 1124 static final int START_CLEANING_PACKAGE = 7; 1125 static final int FIND_INSTALL_LOC = 8; 1126 static final int POST_INSTALL = 9; 1127 static final int MCS_RECONNECT = 10; 1128 static final int MCS_GIVE_UP = 11; 1129 static final int UPDATED_MEDIA_STATUS = 12; 1130 static final int WRITE_SETTINGS = 13; 1131 static final int WRITE_PACKAGE_RESTRICTIONS = 14; 1132 static final int PACKAGE_VERIFIED = 15; 1133 static final int CHECK_PENDING_VERIFICATION = 16; 1134 static final int START_INTENT_FILTER_VERIFICATIONS = 17; 1135 static final int INTENT_FILTER_VERIFIED = 18; 1136 static final int WRITE_PACKAGE_LIST = 19; 1137 static final int EPHEMERAL_RESOLUTION_PHASE_TWO = 20; 1138 1139 static final int WRITE_SETTINGS_DELAY = 10*1000; // 10 seconds 1140 1141 // Delay time in millisecs 1142 static final int BROADCAST_DELAY = 10 * 1000; 1143 1144 static UserManagerService sUserManager; 1145 1146 // Stores a list of users whose package restrictions file needs to be updated 1147 private ArraySet<Integer> mDirtyUsers = new ArraySet<Integer>(); 1148 1149 final private DefaultContainerConnection mDefContainerConn = 1150 new DefaultContainerConnection(); 1151 class DefaultContainerConnection implements ServiceConnection { 1152 public void onServiceConnected(ComponentName name, IBinder service) { 1153 if (DEBUG_SD_INSTALL) Log.i(TAG, "onServiceConnected"); 1154 final IMediaContainerService imcs = IMediaContainerService.Stub 1155 .asInterface(Binder.allowBlocking(service)); 1156 mHandler.sendMessage(mHandler.obtainMessage(MCS_BOUND, imcs)); 1157 } 1158 1159 public void onServiceDisconnected(ComponentName name) { 1160 if (DEBUG_SD_INSTALL) Log.i(TAG, "onServiceDisconnected"); 1161 } 1162 } 1163 1164 // Recordkeeping of restore-after-install operations that are currently in flight 1165 // between the Package Manager and the Backup Manager 1166 static class PostInstallData { 1167 public InstallArgs args; 1168 public PackageInstalledInfo res; 1169 1170 PostInstallData(InstallArgs _a, PackageInstalledInfo _r) { 1171 args = _a; 1172 res = _r; 1173 } 1174 } 1175 1176 final SparseArray<PostInstallData> mRunningInstalls = new SparseArray<PostInstallData>(); 1177 int mNextInstallToken = 1; // nonzero; will be wrapped back to 1 when ++ overflows 1178 1179 // XML tags for backup/restore of various bits of state 1180 private static final String TAG_PREFERRED_BACKUP = "pa"; 1181 private static final String TAG_DEFAULT_APPS = "da"; 1182 private static final String TAG_INTENT_FILTER_VERIFICATION = "iv"; 1183 1184 private static final String TAG_PERMISSION_BACKUP = "perm-grant-backup"; 1185 private static final String TAG_ALL_GRANTS = "rt-grants"; 1186 private static final String TAG_GRANT = "grant"; 1187 private static final String ATTR_PACKAGE_NAME = "pkg"; 1188 1189 private static final String TAG_PERMISSION = "perm"; 1190 private static final String ATTR_PERMISSION_NAME = "name"; 1191 private static final String ATTR_IS_GRANTED = "g"; 1192 private static final String ATTR_USER_SET = "set"; 1193 private static final String ATTR_USER_FIXED = "fixed"; 1194 private static final String ATTR_REVOKE_ON_UPGRADE = "rou"; 1195 1196 // System/policy permission grants are not backed up 1197 private static final int SYSTEM_RUNTIME_GRANT_MASK = 1198 FLAG_PERMISSION_POLICY_FIXED 1199 | FLAG_PERMISSION_SYSTEM_FIXED 1200 | FLAG_PERMISSION_GRANTED_BY_DEFAULT; 1201 1202 // And we back up these user-adjusted states 1203 private static final int USER_RUNTIME_GRANT_MASK = 1204 FLAG_PERMISSION_USER_SET 1205 | FLAG_PERMISSION_USER_FIXED 1206 | FLAG_PERMISSION_REVOKE_ON_UPGRADE; 1207 1208 final @Nullable String mRequiredVerifierPackage; 1209 final @NonNull String mRequiredInstallerPackage; 1210 final @NonNull String mRequiredUninstallerPackage; 1211 final @Nullable String mSetupWizardPackage; 1212 final @Nullable String mStorageManagerPackage; 1213 final @NonNull String mServicesSystemSharedLibraryPackageName; 1214 final @NonNull String mSharedSystemSharedLibraryPackageName; 1215 1216 final boolean mPermissionReviewRequired; 1217 1218 private final PackageUsage mPackageUsage = new PackageUsage(); 1219 private final CompilerStats mCompilerStats = new CompilerStats(); 1220 1221 class PackageHandler extends Handler { 1222 private boolean mBound = false; 1223 final ArrayList<HandlerParams> mPendingInstalls = 1224 new ArrayList<HandlerParams>(); 1225 1226 private boolean connectToService() { 1227 if (DEBUG_SD_INSTALL) Log.i(TAG, "Trying to bind to" + 1228 " DefaultContainerService"); 1229 Intent service = new Intent().setComponent(DEFAULT_CONTAINER_COMPONENT); 1230 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1231 if (mContext.bindServiceAsUser(service, mDefContainerConn, 1232 Context.BIND_AUTO_CREATE, UserHandle.SYSTEM)) { 1233 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1234 mBound = true; 1235 return true; 1236 } 1237 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1238 return false; 1239 } 1240 1241 private void disconnectService() { 1242 mContainerService = null; 1243 mBound = false; 1244 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1245 mContext.unbindService(mDefContainerConn); 1246 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1247 } 1248 1249 PackageHandler(Looper looper) { 1250 super(looper); 1251 } 1252 1253 public void handleMessage(Message msg) { 1254 try { 1255 doHandleMessage(msg); 1256 } finally { 1257 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1258 } 1259 } 1260 1261 void doHandleMessage(Message msg) { 1262 switch (msg.what) { 1263 case INIT_COPY: { 1264 HandlerParams params = (HandlerParams) msg.obj; 1265 int idx = mPendingInstalls.size(); 1266 if (DEBUG_INSTALL) Slog.i(TAG, "init_copy idx=" + idx + ": " + params); 1267 // If a bind was already initiated we dont really 1268 // need to do anything. The pending install 1269 // will be processed later on. 1270 if (!mBound) { 1271 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "bindingMCS", 1272 System.identityHashCode(mHandler)); 1273 // If this is the only one pending we might 1274 // have to bind to the service again. 1275 if (!connectToService()) { 1276 Slog.e(TAG, "Failed to bind to media container service"); 1277 params.serviceError(); 1278 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, "bindingMCS", 1279 System.identityHashCode(mHandler)); 1280 if (params.traceMethod != null) { 1281 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, params.traceMethod, 1282 params.traceCookie); 1283 } 1284 return; 1285 } else { 1286 // Once we bind to the service, the first 1287 // pending request will be processed. 1288 mPendingInstalls.add(idx, params); 1289 } 1290 } else { 1291 mPendingInstalls.add(idx, params); 1292 // Already bound to the service. Just make 1293 // sure we trigger off processing the first request. 1294 if (idx == 0) { 1295 mHandler.sendEmptyMessage(MCS_BOUND); 1296 } 1297 } 1298 break; 1299 } 1300 case MCS_BOUND: { 1301 if (DEBUG_INSTALL) Slog.i(TAG, "mcs_bound"); 1302 if (msg.obj != null) { 1303 mContainerService = (IMediaContainerService) msg.obj; 1304 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, "bindingMCS", 1305 System.identityHashCode(mHandler)); 1306 } 1307 if (mContainerService == null) { 1308 if (!mBound) { 1309 // Something seriously wrong since we are not bound and we are not 1310 // waiting for connection. Bail out. 1311 Slog.e(TAG, "Cannot bind to media container service"); 1312 for (HandlerParams params : mPendingInstalls) { 1313 // Indicate service bind error 1314 params.serviceError(); 1315 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, "queueInstall", 1316 System.identityHashCode(params)); 1317 if (params.traceMethod != null) { 1318 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, 1319 params.traceMethod, params.traceCookie); 1320 } 1321 return; 1322 } 1323 mPendingInstalls.clear(); 1324 } else { 1325 Slog.w(TAG, "Waiting to connect to media container service"); 1326 } 1327 } else if (mPendingInstalls.size() > 0) { 1328 HandlerParams params = mPendingInstalls.get(0); 1329 if (params != null) { 1330 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, "queueInstall", 1331 System.identityHashCode(params)); 1332 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "startCopy"); 1333 if (params.startCopy()) { 1334 // We are done... look for more work or to 1335 // go idle. 1336 if (DEBUG_SD_INSTALL) Log.i(TAG, 1337 "Checking for more work or unbind..."); 1338 // Delete pending install 1339 if (mPendingInstalls.size() > 0) { 1340 mPendingInstalls.remove(0); 1341 } 1342 if (mPendingInstalls.size() == 0) { 1343 if (mBound) { 1344 if (DEBUG_SD_INSTALL) Log.i(TAG, 1345 "Posting delayed MCS_UNBIND"); 1346 removeMessages(MCS_UNBIND); 1347 Message ubmsg = obtainMessage(MCS_UNBIND); 1348 // Unbind after a little delay, to avoid 1349 // continual thrashing. 1350 sendMessageDelayed(ubmsg, 10000); 1351 } 1352 } else { 1353 // There are more pending requests in queue. 1354 // Just post MCS_BOUND message to trigger processing 1355 // of next pending install. 1356 if (DEBUG_SD_INSTALL) Log.i(TAG, 1357 "Posting MCS_BOUND for next work"); 1358 mHandler.sendEmptyMessage(MCS_BOUND); 1359 } 1360 } 1361 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 1362 } 1363 } else { 1364 // Should never happen ideally. 1365 Slog.w(TAG, "Empty queue"); 1366 } 1367 break; 1368 } 1369 case MCS_RECONNECT: { 1370 if (DEBUG_INSTALL) Slog.i(TAG, "mcs_reconnect"); 1371 if (mPendingInstalls.size() > 0) { 1372 if (mBound) { 1373 disconnectService(); 1374 } 1375 if (!connectToService()) { 1376 Slog.e(TAG, "Failed to bind to media container service"); 1377 for (HandlerParams params : mPendingInstalls) { 1378 // Indicate service bind error 1379 params.serviceError(); 1380 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, "queueInstall", 1381 System.identityHashCode(params)); 1382 } 1383 mPendingInstalls.clear(); 1384 } 1385 } 1386 break; 1387 } 1388 case MCS_UNBIND: { 1389 // If there is no actual work left, then time to unbind. 1390 if (DEBUG_INSTALL) Slog.i(TAG, "mcs_unbind"); 1391 1392 if (mPendingInstalls.size() == 0 && mPendingVerification.size() == 0) { 1393 if (mBound) { 1394 if (DEBUG_INSTALL) Slog.i(TAG, "calling disconnectService()"); 1395 1396 disconnectService(); 1397 } 1398 } else if (mPendingInstalls.size() > 0) { 1399 // There are more pending requests in queue. 1400 // Just post MCS_BOUND message to trigger processing 1401 // of next pending install. 1402 mHandler.sendEmptyMessage(MCS_BOUND); 1403 } 1404 1405 break; 1406 } 1407 case MCS_GIVE_UP: { 1408 if (DEBUG_INSTALL) Slog.i(TAG, "mcs_giveup too many retries"); 1409 HandlerParams params = mPendingInstalls.remove(0); 1410 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, "queueInstall", 1411 System.identityHashCode(params)); 1412 break; 1413 } 1414 case SEND_PENDING_BROADCAST: { 1415 String packages[]; 1416 ArrayList<String> components[]; 1417 int size = 0; 1418 int uids[]; 1419 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1420 synchronized (mPackages) { 1421 if (mPendingBroadcasts == null) { 1422 return; 1423 } 1424 size = mPendingBroadcasts.size(); 1425 if (size <= 0) { 1426 // Nothing to be done. Just return 1427 return; 1428 } 1429 packages = new String[size]; 1430 components = new ArrayList[size]; 1431 uids = new int[size]; 1432 int i = 0; // filling out the above arrays 1433 1434 for (int n = 0; n < mPendingBroadcasts.userIdCount(); n++) { 1435 int packageUserId = mPendingBroadcasts.userIdAt(n); 1436 Iterator<Map.Entry<String, ArrayList<String>>> it 1437 = mPendingBroadcasts.packagesForUserId(packageUserId) 1438 .entrySet().iterator(); 1439 while (it.hasNext() && i < size) { 1440 Map.Entry<String, ArrayList<String>> ent = it.next(); 1441 packages[i] = ent.getKey(); 1442 components[i] = ent.getValue(); 1443 PackageSetting ps = mSettings.mPackages.get(ent.getKey()); 1444 uids[i] = (ps != null) 1445 ? UserHandle.getUid(packageUserId, ps.appId) 1446 : -1; 1447 i++; 1448 } 1449 } 1450 size = i; 1451 mPendingBroadcasts.clear(); 1452 } 1453 // Send broadcasts 1454 for (int i = 0; i < size; i++) { 1455 sendPackageChangedBroadcast(packages[i], true, components[i], uids[i]); 1456 } 1457 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1458 break; 1459 } 1460 case START_CLEANING_PACKAGE: { 1461 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1462 final String packageName = (String)msg.obj; 1463 final int userId = msg.arg1; 1464 final boolean andCode = msg.arg2 != 0; 1465 synchronized (mPackages) { 1466 if (userId == UserHandle.USER_ALL) { 1467 int[] users = sUserManager.getUserIds(); 1468 for (int user : users) { 1469 mSettings.addPackageToCleanLPw( 1470 new PackageCleanItem(user, packageName, andCode)); 1471 } 1472 } else { 1473 mSettings.addPackageToCleanLPw( 1474 new PackageCleanItem(userId, packageName, andCode)); 1475 } 1476 } 1477 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1478 startCleaningPackages(); 1479 } break; 1480 case POST_INSTALL: { 1481 if (DEBUG_INSTALL) Log.v(TAG, "Handling post-install for " + msg.arg1); 1482 1483 PostInstallData data = mRunningInstalls.get(msg.arg1); 1484 final boolean didRestore = (msg.arg2 != 0); 1485 mRunningInstalls.delete(msg.arg1); 1486 1487 if (data != null) { 1488 InstallArgs args = data.args; 1489 PackageInstalledInfo parentRes = data.res; 1490 1491 final boolean grantPermissions = (args.installFlags 1492 & PackageManager.INSTALL_GRANT_RUNTIME_PERMISSIONS) != 0; 1493 final boolean killApp = (args.installFlags 1494 & PackageManager.INSTALL_DONT_KILL_APP) == 0; 1495 final String[] grantedPermissions = args.installGrantPermissions; 1496 1497 // Handle the parent package 1498 handlePackagePostInstall(parentRes, grantPermissions, killApp, 1499 grantedPermissions, didRestore, args.installerPackageName, 1500 args.observer); 1501 1502 // Handle the child packages 1503 final int childCount = (parentRes.addedChildPackages != null) 1504 ? parentRes.addedChildPackages.size() : 0; 1505 for (int i = 0; i < childCount; i++) { 1506 PackageInstalledInfo childRes = parentRes.addedChildPackages.valueAt(i); 1507 handlePackagePostInstall(childRes, grantPermissions, killApp, 1508 grantedPermissions, false, args.installerPackageName, 1509 args.observer); 1510 } 1511 1512 // Log tracing if needed 1513 if (args.traceMethod != null) { 1514 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, args.traceMethod, 1515 args.traceCookie); 1516 } 1517 } else { 1518 Slog.e(TAG, "Bogus post-install token " + msg.arg1); 1519 } 1520 1521 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, "postInstall", msg.arg1); 1522 } break; 1523 case UPDATED_MEDIA_STATUS: { 1524 if (DEBUG_SD_INSTALL) Log.i(TAG, "Got message UPDATED_MEDIA_STATUS"); 1525 boolean reportStatus = msg.arg1 == 1; 1526 boolean doGc = msg.arg2 == 1; 1527 if (DEBUG_SD_INSTALL) Log.i(TAG, "reportStatus=" + reportStatus + ", doGc = " + doGc); 1528 if (doGc) { 1529 // Force a gc to clear up stale containers. 1530 Runtime.getRuntime().gc(); 1531 } 1532 if (msg.obj != null) { 1533 @SuppressWarnings("unchecked") 1534 Set<AsecInstallArgs> args = (Set<AsecInstallArgs>) msg.obj; 1535 if (DEBUG_SD_INSTALL) Log.i(TAG, "Unloading all containers"); 1536 // Unload containers 1537 unloadAllContainers(args); 1538 } 1539 if (reportStatus) { 1540 try { 1541 if (DEBUG_SD_INSTALL) Log.i(TAG, 1542 "Invoking StorageManagerService call back"); 1543 PackageHelper.getStorageManager().finishMediaUpdate(); 1544 } catch (RemoteException e) { 1545 Log.e(TAG, "StorageManagerService not running?"); 1546 } 1547 } 1548 } break; 1549 case WRITE_SETTINGS: { 1550 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1551 synchronized (mPackages) { 1552 removeMessages(WRITE_SETTINGS); 1553 removeMessages(WRITE_PACKAGE_RESTRICTIONS); 1554 mSettings.writeLPr(); 1555 mDirtyUsers.clear(); 1556 } 1557 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1558 } break; 1559 case WRITE_PACKAGE_RESTRICTIONS: { 1560 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1561 synchronized (mPackages) { 1562 removeMessages(WRITE_PACKAGE_RESTRICTIONS); 1563 for (int userId : mDirtyUsers) { 1564 mSettings.writePackageRestrictionsLPr(userId); 1565 } 1566 mDirtyUsers.clear(); 1567 } 1568 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1569 } break; 1570 case WRITE_PACKAGE_LIST: { 1571 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1572 synchronized (mPackages) { 1573 removeMessages(WRITE_PACKAGE_LIST); 1574 mSettings.writePackageListLPr(msg.arg1); 1575 } 1576 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1577 } break; 1578 case CHECK_PENDING_VERIFICATION: { 1579 final int verificationId = msg.arg1; 1580 final PackageVerificationState state = mPendingVerification.get(verificationId); 1581 1582 if ((state != null) && !state.timeoutExtended()) { 1583 final InstallArgs args = state.getInstallArgs(); 1584 final Uri originUri = Uri.fromFile(args.origin.resolvedFile); 1585 1586 Slog.i(TAG, "Verification timed out for " + originUri); 1587 mPendingVerification.remove(verificationId); 1588 1589 int ret = PackageManager.INSTALL_FAILED_VERIFICATION_FAILURE; 1590 1591 if (getDefaultVerificationResponse() == PackageManager.VERIFICATION_ALLOW) { 1592 Slog.i(TAG, "Continuing with installation of " + originUri); 1593 state.setVerifierResponse(Binder.getCallingUid(), 1594 PackageManager.VERIFICATION_ALLOW_WITHOUT_SUFFICIENT); 1595 broadcastPackageVerified(verificationId, originUri, 1596 PackageManager.VERIFICATION_ALLOW, 1597 state.getInstallArgs().getUser()); 1598 try { 1599 ret = args.copyApk(mContainerService, true); 1600 } catch (RemoteException e) { 1601 Slog.e(TAG, "Could not contact the ContainerService"); 1602 } 1603 } else { 1604 broadcastPackageVerified(verificationId, originUri, 1605 PackageManager.VERIFICATION_REJECT, 1606 state.getInstallArgs().getUser()); 1607 } 1608 1609 Trace.asyncTraceEnd( 1610 TRACE_TAG_PACKAGE_MANAGER, "verification", verificationId); 1611 1612 processPendingInstall(args, ret); 1613 mHandler.sendEmptyMessage(MCS_UNBIND); 1614 } 1615 break; 1616 } 1617 case PACKAGE_VERIFIED: { 1618 final int verificationId = msg.arg1; 1619 1620 final PackageVerificationState state = mPendingVerification.get(verificationId); 1621 if (state == null) { 1622 Slog.w(TAG, "Invalid verification token " + verificationId + " received"); 1623 break; 1624 } 1625 1626 final PackageVerificationResponse response = (PackageVerificationResponse) msg.obj; 1627 1628 state.setVerifierResponse(response.callerUid, response.code); 1629 1630 if (state.isVerificationComplete()) { 1631 mPendingVerification.remove(verificationId); 1632 1633 final InstallArgs args = state.getInstallArgs(); 1634 final Uri originUri = Uri.fromFile(args.origin.resolvedFile); 1635 1636 int ret; 1637 if (state.isInstallAllowed()) { 1638 ret = PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 1639 broadcastPackageVerified(verificationId, originUri, 1640 response.code, state.getInstallArgs().getUser()); 1641 try { 1642 ret = args.copyApk(mContainerService, true); 1643 } catch (RemoteException e) { 1644 Slog.e(TAG, "Could not contact the ContainerService"); 1645 } 1646 } else { 1647 ret = PackageManager.INSTALL_FAILED_VERIFICATION_FAILURE; 1648 } 1649 1650 Trace.asyncTraceEnd( 1651 TRACE_TAG_PACKAGE_MANAGER, "verification", verificationId); 1652 1653 processPendingInstall(args, ret); 1654 mHandler.sendEmptyMessage(MCS_UNBIND); 1655 } 1656 1657 break; 1658 } 1659 case START_INTENT_FILTER_VERIFICATIONS: { 1660 IFVerificationParams params = (IFVerificationParams) msg.obj; 1661 verifyIntentFiltersIfNeeded(params.userId, params.verifierUid, 1662 params.replacing, params.pkg); 1663 break; 1664 } 1665 case INTENT_FILTER_VERIFIED: { 1666 final int verificationId = msg.arg1; 1667 1668 final IntentFilterVerificationState state = mIntentFilterVerificationStates.get( 1669 verificationId); 1670 if (state == null) { 1671 Slog.w(TAG, "Invalid IntentFilter verification token " 1672 + verificationId + " received"); 1673 break; 1674 } 1675 1676 final int userId = state.getUserId(); 1677 1678 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 1679 "Processing IntentFilter verification with token:" 1680 + verificationId + " and userId:" + userId); 1681 1682 final IntentFilterVerificationResponse response = 1683 (IntentFilterVerificationResponse) msg.obj; 1684 1685 state.setVerifierResponse(response.callerUid, response.code); 1686 1687 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 1688 "IntentFilter verification with token:" + verificationId 1689 + " and userId:" + userId 1690 + " is settings verifier response with response code:" 1691 + response.code); 1692 1693 if (response.code == PackageManager.INTENT_FILTER_VERIFICATION_FAILURE) { 1694 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, "Domains failing verification: " 1695 + response.getFailedDomainsString()); 1696 } 1697 1698 if (state.isVerificationComplete()) { 1699 mIntentFilterVerifier.receiveVerificationResponse(verificationId); 1700 } else { 1701 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 1702 "IntentFilter verification with token:" + verificationId 1703 + " was not said to be complete"); 1704 } 1705 1706 break; 1707 } 1708 case EPHEMERAL_RESOLUTION_PHASE_TWO: { 1709 EphemeralResolver.doEphemeralResolutionPhaseTwo(mContext, 1710 mEphemeralResolverConnection, 1711 (EphemeralRequest) msg.obj, 1712 mEphemeralInstallerActivity, 1713 mHandler); 1714 } 1715 } 1716 } 1717 } 1718 1719 private void handlePackagePostInstall(PackageInstalledInfo res, boolean grantPermissions, 1720 boolean killApp, String[] grantedPermissions, 1721 boolean launchedForRestore, String installerPackage, 1722 IPackageInstallObserver2 installObserver) { 1723 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED) { 1724 // Send the removed broadcasts 1725 if (res.removedInfo != null) { 1726 res.removedInfo.sendPackageRemovedBroadcasts(killApp); 1727 } 1728 1729 // Now that we successfully installed the package, grant runtime 1730 // permissions if requested before broadcasting the install. Also 1731 // for legacy apps in permission review mode we clear the permission 1732 // review flag which is used to emulate runtime permissions for 1733 // legacy apps. 1734 if (grantPermissions) { 1735 grantRequestedRuntimePermissions(res.pkg, res.newUsers, grantedPermissions); 1736 } 1737 1738 final boolean update = res.removedInfo != null 1739 && res.removedInfo.removedPackage != null; 1740 1741 // If this is the first time we have child packages for a disabled privileged 1742 // app that had no children, we grant requested runtime permissions to the new 1743 // children if the parent on the system image had them already granted. 1744 if (res.pkg.parentPackage != null) { 1745 synchronized (mPackages) { 1746 grantRuntimePermissionsGrantedToDisabledPrivSysPackageParentLPw(res.pkg); 1747 } 1748 } 1749 1750 synchronized (mPackages) { 1751 mEphemeralApplicationRegistry.onPackageInstalledLPw(res.pkg); 1752 } 1753 1754 final String packageName = res.pkg.applicationInfo.packageName; 1755 1756 // Determine the set of users who are adding this package for 1757 // the first time vs. those who are seeing an update. 1758 int[] firstUsers = EMPTY_INT_ARRAY; 1759 int[] updateUsers = EMPTY_INT_ARRAY; 1760 if (res.origUsers == null || res.origUsers.length == 0) { 1761 firstUsers = res.newUsers; 1762 } else { 1763 for (int newUser : res.newUsers) { 1764 boolean isNew = true; 1765 for (int origUser : res.origUsers) { 1766 if (origUser == newUser) { 1767 isNew = false; 1768 break; 1769 } 1770 } 1771 if (isNew) { 1772 firstUsers = ArrayUtils.appendInt(firstUsers, newUser); 1773 } else { 1774 updateUsers = ArrayUtils.appendInt(updateUsers, newUser); 1775 } 1776 } 1777 } 1778 1779 // Send installed broadcasts if the install/update is not ephemeral 1780 // and the package is not a static shared lib. 1781 if (!isEphemeral(res.pkg) && res.pkg.staticSharedLibName == null) { 1782 mProcessLoggingHandler.invalidateProcessLoggingBaseApkHash(res.pkg.baseCodePath); 1783 1784 // Send added for users that see the package for the first time 1785 // sendPackageAddedForNewUsers also deals with system apps 1786 int appId = UserHandle.getAppId(res.uid); 1787 boolean isSystem = res.pkg.applicationInfo.isSystemApp(); 1788 sendPackageAddedForNewUsers(packageName, isSystem, appId, firstUsers); 1789 1790 // Send added for users that don't see the package for the first time 1791 Bundle extras = new Bundle(1); 1792 extras.putInt(Intent.EXTRA_UID, res.uid); 1793 if (update) { 1794 extras.putBoolean(Intent.EXTRA_REPLACING, true); 1795 } 1796 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, packageName, 1797 extras, 0 /*flags*/, null /*targetPackage*/, 1798 null /*finishedReceiver*/, updateUsers); 1799 1800 // Send replaced for users that don't see the package for the first time 1801 if (update) { 1802 sendPackageBroadcast(Intent.ACTION_PACKAGE_REPLACED, 1803 packageName, extras, 0 /*flags*/, 1804 null /*targetPackage*/, null /*finishedReceiver*/, 1805 updateUsers); 1806 sendPackageBroadcast(Intent.ACTION_MY_PACKAGE_REPLACED, 1807 null /*package*/, null /*extras*/, 0 /*flags*/, 1808 packageName /*targetPackage*/, 1809 null /*finishedReceiver*/, updateUsers); 1810 } else if (launchedForRestore && !isSystemApp(res.pkg)) { 1811 // First-install and we did a restore, so we're responsible for the 1812 // first-launch broadcast. 1813 if (DEBUG_BACKUP) { 1814 Slog.i(TAG, "Post-restore of " + packageName 1815 + " sending FIRST_LAUNCH in " + Arrays.toString(firstUsers)); 1816 } 1817 sendFirstLaunchBroadcast(packageName, installerPackage, firstUsers); 1818 } 1819 1820 // Send broadcast package appeared if forward locked/external for all users 1821 // treat asec-hosted packages like removable media on upgrade 1822 if (res.pkg.isForwardLocked() || isExternal(res.pkg)) { 1823 if (DEBUG_INSTALL) { 1824 Slog.i(TAG, "upgrading pkg " + res.pkg 1825 + " is ASEC-hosted -> AVAILABLE"); 1826 } 1827 final int[] uidArray = new int[]{res.pkg.applicationInfo.uid}; 1828 ArrayList<String> pkgList = new ArrayList<>(1); 1829 pkgList.add(packageName); 1830 sendResourcesChangedBroadcast(true, true, pkgList, uidArray, null); 1831 } 1832 } 1833 1834 // Work that needs to happen on first install within each user 1835 if (firstUsers != null && firstUsers.length > 0) { 1836 synchronized (mPackages) { 1837 for (int userId : firstUsers) { 1838 // If this app is a browser and it's newly-installed for some 1839 // users, clear any default-browser state in those users. The 1840 // app's nature doesn't depend on the user, so we can just check 1841 // its browser nature in any user and generalize. 1842 if (packageIsBrowser(packageName, userId)) { 1843 mSettings.setDefaultBrowserPackageNameLPw(null, userId); 1844 } 1845 1846 // We may also need to apply pending (restored) runtime 1847 // permission grants within these users. 1848 mSettings.applyPendingPermissionGrantsLPw(packageName, userId); 1849 } 1850 } 1851 } 1852 1853 // Log current value of "unknown sources" setting 1854 EventLog.writeEvent(EventLogTags.UNKNOWN_SOURCES_ENABLED, 1855 getUnknownSourcesSettings()); 1856 1857 // Force a gc to clear up things 1858 Runtime.getRuntime().gc(); 1859 1860 // Remove the replaced package's older resources safely now 1861 // We delete after a gc for applications on sdcard. 1862 if (res.removedInfo != null && res.removedInfo.args != null) { 1863 synchronized (mInstallLock) { 1864 res.removedInfo.args.doPostDeleteLI(true); 1865 } 1866 } 1867 } 1868 1869 // If someone is watching installs - notify them 1870 if (installObserver != null) { 1871 try { 1872 Bundle extras = extrasForInstallResult(res); 1873 installObserver.onPackageInstalled(res.name, res.returnCode, 1874 res.returnMsg, extras); 1875 } catch (RemoteException e) { 1876 Slog.i(TAG, "Observer no longer exists."); 1877 } 1878 } 1879 } 1880 1881 private void grantRuntimePermissionsGrantedToDisabledPrivSysPackageParentLPw( 1882 PackageParser.Package pkg) { 1883 if (pkg.parentPackage == null) { 1884 return; 1885 } 1886 if (pkg.requestedPermissions == null) { 1887 return; 1888 } 1889 final PackageSetting disabledSysParentPs = mSettings 1890 .getDisabledSystemPkgLPr(pkg.parentPackage.packageName); 1891 if (disabledSysParentPs == null || disabledSysParentPs.pkg == null 1892 || !disabledSysParentPs.isPrivileged() 1893 || (disabledSysParentPs.childPackageNames != null 1894 && !disabledSysParentPs.childPackageNames.isEmpty())) { 1895 return; 1896 } 1897 final int[] allUserIds = sUserManager.getUserIds(); 1898 final int permCount = pkg.requestedPermissions.size(); 1899 for (int i = 0; i < permCount; i++) { 1900 String permission = pkg.requestedPermissions.get(i); 1901 BasePermission bp = mSettings.mPermissions.get(permission); 1902 if (bp == null || !(bp.isRuntime() || bp.isDevelopment())) { 1903 continue; 1904 } 1905 for (int userId : allUserIds) { 1906 if (disabledSysParentPs.getPermissionsState().hasRuntimePermission( 1907 permission, userId)) { 1908 grantRuntimePermission(pkg.packageName, permission, userId); 1909 } 1910 } 1911 } 1912 } 1913 1914 private StorageEventListener mStorageListener = new StorageEventListener() { 1915 @Override 1916 public void onVolumeStateChanged(VolumeInfo vol, int oldState, int newState) { 1917 if (vol.type == VolumeInfo.TYPE_PRIVATE) { 1918 if (vol.state == VolumeInfo.STATE_MOUNTED) { 1919 final String volumeUuid = vol.getFsUuid(); 1920 1921 // Clean up any users or apps that were removed or recreated 1922 // while this volume was missing 1923 reconcileUsers(volumeUuid); 1924 reconcileApps(volumeUuid); 1925 1926 // Clean up any install sessions that expired or were 1927 // cancelled while this volume was missing 1928 mInstallerService.onPrivateVolumeMounted(volumeUuid); 1929 1930 loadPrivatePackages(vol); 1931 1932 } else if (vol.state == VolumeInfo.STATE_EJECTING) { 1933 unloadPrivatePackages(vol); 1934 } 1935 } 1936 1937 if (vol.type == VolumeInfo.TYPE_PUBLIC && vol.isPrimary()) { 1938 if (vol.state == VolumeInfo.STATE_MOUNTED) { 1939 updateExternalMediaStatus(true, false); 1940 } else if (vol.state == VolumeInfo.STATE_EJECTING) { 1941 updateExternalMediaStatus(false, false); 1942 } 1943 } 1944 } 1945 1946 @Override 1947 public void onVolumeForgotten(String fsUuid) { 1948 if (TextUtils.isEmpty(fsUuid)) { 1949 Slog.e(TAG, "Forgetting internal storage is probably a mistake; ignoring"); 1950 return; 1951 } 1952 1953 // Remove any apps installed on the forgotten volume 1954 synchronized (mPackages) { 1955 final List<PackageSetting> packages = mSettings.getVolumePackagesLPr(fsUuid); 1956 for (PackageSetting ps : packages) { 1957 Slog.d(TAG, "Destroying " + ps.name + " because volume was forgotten"); 1958 deletePackageVersioned(new VersionedPackage(ps.name, 1959 PackageManager.VERSION_CODE_HIGHEST), 1960 new LegacyPackageDeleteObserver(null).getBinder(), 1961 UserHandle.USER_SYSTEM, PackageManager.DELETE_ALL_USERS); 1962 // Try very hard to release any references to this package 1963 // so we don't risk the system server being killed due to 1964 // open FDs 1965 AttributeCache.instance().removePackage(ps.name); 1966 } 1967 1968 mSettings.onVolumeForgotten(fsUuid); 1969 mSettings.writeLPr(); 1970 } 1971 } 1972 }; 1973 1974 private void grantRequestedRuntimePermissions(PackageParser.Package pkg, int[] userIds, 1975 String[] grantedPermissions) { 1976 for (int userId : userIds) { 1977 grantRequestedRuntimePermissionsForUser(pkg, userId, grantedPermissions); 1978 } 1979 } 1980 1981 private void grantRequestedRuntimePermissionsForUser(PackageParser.Package pkg, int userId, 1982 String[] grantedPermissions) { 1983 SettingBase sb = (SettingBase) pkg.mExtras; 1984 if (sb == null) { 1985 return; 1986 } 1987 1988 PermissionsState permissionsState = sb.getPermissionsState(); 1989 1990 final int immutableFlags = PackageManager.FLAG_PERMISSION_SYSTEM_FIXED 1991 | PackageManager.FLAG_PERMISSION_POLICY_FIXED; 1992 1993 final boolean supportsRuntimePermissions = pkg.applicationInfo.targetSdkVersion 1994 >= Build.VERSION_CODES.M; 1995 1996 for (String permission : pkg.requestedPermissions) { 1997 final BasePermission bp; 1998 synchronized (mPackages) { 1999 bp = mSettings.mPermissions.get(permission); 2000 } 2001 if (bp != null && (bp.isRuntime() || bp.isDevelopment()) 2002 && (grantedPermissions == null 2003 || ArrayUtils.contains(grantedPermissions, permission))) { 2004 final int flags = permissionsState.getPermissionFlags(permission, userId); 2005 if (supportsRuntimePermissions) { 2006 // Installer cannot change immutable permissions. 2007 if ((flags & immutableFlags) == 0) { 2008 grantRuntimePermission(pkg.packageName, permission, userId); 2009 } 2010 } else if (mPermissionReviewRequired) { 2011 // In permission review mode we clear the review flag when we 2012 // are asked to install the app with all permissions granted. 2013 if ((flags & PackageManager.FLAG_PERMISSION_REVIEW_REQUIRED) != 0) { 2014 updatePermissionFlags(permission, pkg.packageName, 2015 PackageManager.FLAG_PERMISSION_REVIEW_REQUIRED, 0, userId); 2016 } 2017 } 2018 } 2019 } 2020 } 2021 2022 Bundle extrasForInstallResult(PackageInstalledInfo res) { 2023 Bundle extras = null; 2024 switch (res.returnCode) { 2025 case PackageManager.INSTALL_FAILED_DUPLICATE_PERMISSION: { 2026 extras = new Bundle(); 2027 extras.putString(PackageManager.EXTRA_FAILURE_EXISTING_PERMISSION, 2028 res.origPermission); 2029 extras.putString(PackageManager.EXTRA_FAILURE_EXISTING_PACKAGE, 2030 res.origPackage); 2031 break; 2032 } 2033 case PackageManager.INSTALL_SUCCEEDED: { 2034 extras = new Bundle(); 2035 extras.putBoolean(Intent.EXTRA_REPLACING, 2036 res.removedInfo != null && res.removedInfo.removedPackage != null); 2037 break; 2038 } 2039 } 2040 return extras; 2041 } 2042 2043 void scheduleWriteSettingsLocked() { 2044 if (!mHandler.hasMessages(WRITE_SETTINGS)) { 2045 mHandler.sendEmptyMessageDelayed(WRITE_SETTINGS, WRITE_SETTINGS_DELAY); 2046 } 2047 } 2048 2049 void scheduleWritePackageListLocked(int userId) { 2050 if (!mHandler.hasMessages(WRITE_PACKAGE_LIST)) { 2051 Message msg = mHandler.obtainMessage(WRITE_PACKAGE_LIST); 2052 msg.arg1 = userId; 2053 mHandler.sendMessageDelayed(msg, WRITE_SETTINGS_DELAY); 2054 } 2055 } 2056 2057 void scheduleWritePackageRestrictionsLocked(UserHandle user) { 2058 final int userId = user == null ? UserHandle.USER_ALL : user.getIdentifier(); 2059 scheduleWritePackageRestrictionsLocked(userId); 2060 } 2061 2062 void scheduleWritePackageRestrictionsLocked(int userId) { 2063 final int[] userIds = (userId == UserHandle.USER_ALL) 2064 ? sUserManager.getUserIds() : new int[]{userId}; 2065 for (int nextUserId : userIds) { 2066 if (!sUserManager.exists(nextUserId)) return; 2067 mDirtyUsers.add(nextUserId); 2068 if (!mHandler.hasMessages(WRITE_PACKAGE_RESTRICTIONS)) { 2069 mHandler.sendEmptyMessageDelayed(WRITE_PACKAGE_RESTRICTIONS, WRITE_SETTINGS_DELAY); 2070 } 2071 } 2072 } 2073 2074 public static PackageManagerService main(Context context, Installer installer, 2075 boolean factoryTest, boolean onlyCore) { 2076 // Self-check for initial settings. 2077 PackageManagerServiceCompilerMapping.checkProperties(); 2078 2079 PackageManagerService m = new PackageManagerService(context, installer, 2080 factoryTest, onlyCore); 2081 m.enableSystemUserPackages(); 2082 ServiceManager.addService("package", m); 2083 return m; 2084 } 2085 2086 private void enableSystemUserPackages() { 2087 if (!UserManager.isSplitSystemUser()) { 2088 return; 2089 } 2090 // For system user, enable apps based on the following conditions: 2091 // - app is whitelisted or belong to one of these groups: 2092 // -- system app which has no launcher icons 2093 // -- system app which has INTERACT_ACROSS_USERS permission 2094 // -- system IME app 2095 // - app is not in the blacklist 2096 AppsQueryHelper queryHelper = new AppsQueryHelper(this); 2097 Set<String> enableApps = new ArraySet<>(); 2098 enableApps.addAll(queryHelper.queryApps(AppsQueryHelper.GET_NON_LAUNCHABLE_APPS 2099 | AppsQueryHelper.GET_APPS_WITH_INTERACT_ACROSS_USERS_PERM 2100 | AppsQueryHelper.GET_IMES, /* systemAppsOnly */ true, UserHandle.SYSTEM)); 2101 ArraySet<String> wlApps = SystemConfig.getInstance().getSystemUserWhitelistedApps(); 2102 enableApps.addAll(wlApps); 2103 enableApps.addAll(queryHelper.queryApps(AppsQueryHelper.GET_REQUIRED_FOR_SYSTEM_USER, 2104 /* systemAppsOnly */ false, UserHandle.SYSTEM)); 2105 ArraySet<String> blApps = SystemConfig.getInstance().getSystemUserBlacklistedApps(); 2106 enableApps.removeAll(blApps); 2107 Log.i(TAG, "Applications installed for system user: " + enableApps); 2108 List<String> allAps = queryHelper.queryApps(0, /* systemAppsOnly */ false, 2109 UserHandle.SYSTEM); 2110 final int allAppsSize = allAps.size(); 2111 synchronized (mPackages) { 2112 for (int i = 0; i < allAppsSize; i++) { 2113 String pName = allAps.get(i); 2114 PackageSetting pkgSetting = mSettings.mPackages.get(pName); 2115 // Should not happen, but we shouldn't be failing if it does 2116 if (pkgSetting == null) { 2117 continue; 2118 } 2119 boolean install = enableApps.contains(pName); 2120 if (pkgSetting.getInstalled(UserHandle.USER_SYSTEM) != install) { 2121 Log.i(TAG, (install ? "Installing " : "Uninstalling ") + pName 2122 + " for system user"); 2123 pkgSetting.setInstalled(install, UserHandle.USER_SYSTEM); 2124 } 2125 } 2126 } 2127 } 2128 2129 private static void getDefaultDisplayMetrics(Context context, DisplayMetrics metrics) { 2130 DisplayManager displayManager = (DisplayManager) context.getSystemService( 2131 Context.DISPLAY_SERVICE); 2132 displayManager.getDisplay(Display.DEFAULT_DISPLAY).getMetrics(metrics); 2133 } 2134 2135 /** 2136 * Requests that files preopted on a secondary system partition be copied to the data partition 2137 * if possible. Note that the actual copying of the files is accomplished by init for security 2138 * reasons. This simply requests that the copy takes place and awaits confirmation of its 2139 * completion. See platform/system/extras/cppreopt/ for the implementation of the actual copy. 2140 */ 2141 private static void requestCopyPreoptedFiles() { 2142 final int WAIT_TIME_MS = 100; 2143 final String CP_PREOPT_PROPERTY = "sys.cppreopt"; 2144 if (SystemProperties.getInt("ro.cp_system_other_odex", 0) == 1) { 2145 SystemProperties.set(CP_PREOPT_PROPERTY, "requested"); 2146 // We will wait for up to 100 seconds. 2147 final long timeEnd = SystemClock.uptimeMillis() + 100 * 1000; 2148 while (!SystemProperties.get(CP_PREOPT_PROPERTY).equals("finished")) { 2149 try { 2150 Thread.sleep(WAIT_TIME_MS); 2151 } catch (InterruptedException e) { 2152 // Do nothing 2153 } 2154 if (SystemClock.uptimeMillis() > timeEnd) { 2155 SystemProperties.set(CP_PREOPT_PROPERTY, "timed-out"); 2156 Slog.wtf(TAG, "cppreopt did not finish!"); 2157 break; 2158 } 2159 } 2160 } 2161 } 2162 2163 public PackageManagerService(Context context, Installer installer, 2164 boolean factoryTest, boolean onlyCore) { 2165 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "create package manager"); 2166 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_START, 2167 SystemClock.uptimeMillis()); 2168 2169 if (mSdkVersion <= 0) { 2170 Slog.w(TAG, "**** ro.build.version.sdk not set!"); 2171 } 2172 2173 mContext = context; 2174 2175 mPermissionReviewRequired = context.getResources().getBoolean( 2176 R.bool.config_permissionReviewRequired); 2177 2178 mFactoryTest = factoryTest; 2179 mOnlyCore = onlyCore; 2180 mMetrics = new DisplayMetrics(); 2181 mSettings = new Settings(mPackages); 2182 mSettings.addSharedUserLPw("android.uid.system", Process.SYSTEM_UID, 2183 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 2184 mSettings.addSharedUserLPw("android.uid.phone", RADIO_UID, 2185 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 2186 mSettings.addSharedUserLPw("android.uid.log", LOG_UID, 2187 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 2188 mSettings.addSharedUserLPw("android.uid.nfc", NFC_UID, 2189 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 2190 mSettings.addSharedUserLPw("android.uid.bluetooth", BLUETOOTH_UID, 2191 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 2192 mSettings.addSharedUserLPw("android.uid.shell", SHELL_UID, 2193 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 2194 2195 String separateProcesses = SystemProperties.get("debug.separate_processes"); 2196 if (separateProcesses != null && separateProcesses.length() > 0) { 2197 if ("*".equals(separateProcesses)) { 2198 mDefParseFlags = PackageParser.PARSE_IGNORE_PROCESSES; 2199 mSeparateProcesses = null; 2200 Slog.w(TAG, "Running with debug.separate_processes: * (ALL)"); 2201 } else { 2202 mDefParseFlags = 0; 2203 mSeparateProcesses = separateProcesses.split(","); 2204 Slog.w(TAG, "Running with debug.separate_processes: " 2205 + separateProcesses); 2206 } 2207 } else { 2208 mDefParseFlags = 0; 2209 mSeparateProcesses = null; 2210 } 2211 2212 mInstaller = installer; 2213 mPackageDexOptimizer = new PackageDexOptimizer(installer, mInstallLock, context, 2214 "*dexopt*"); 2215 mDexManager = new DexManager(); 2216 mMoveCallbacks = new MoveCallbacks(FgThread.get().getLooper()); 2217 2218 mOnPermissionChangeListeners = new OnPermissionChangeListeners( 2219 FgThread.get().getLooper()); 2220 2221 getDefaultDisplayMetrics(context, mMetrics); 2222 2223 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "get system config"); 2224 SystemConfig systemConfig = SystemConfig.getInstance(); 2225 mGlobalGids = systemConfig.getGlobalGids(); 2226 mSystemPermissions = systemConfig.getSystemPermissions(); 2227 mAvailableFeatures = systemConfig.getAvailableFeatures(); 2228 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 2229 2230 mProtectedPackages = new ProtectedPackages(mContext); 2231 2232 synchronized (mInstallLock) { 2233 // writer 2234 synchronized (mPackages) { 2235 mHandlerThread = new ServiceThread(TAG, 2236 Process.THREAD_PRIORITY_BACKGROUND, true /*allowIo*/); 2237 mHandlerThread.start(); 2238 mHandler = new PackageHandler(mHandlerThread.getLooper()); 2239 mProcessLoggingHandler = new ProcessLoggingHandler(); 2240 Watchdog.getInstance().addThread(mHandler, WATCHDOG_TIMEOUT); 2241 2242 mDefaultPermissionPolicy = new DefaultPermissionGrantPolicy(this); 2243 mEphemeralApplicationRegistry = new EphemeralApplicationRegistry(this); 2244 2245 File dataDir = Environment.getDataDirectory(); 2246 mAppInstallDir = new File(dataDir, "app"); 2247 mAppLib32InstallDir = new File(dataDir, "app-lib"); 2248 mEphemeralInstallDir = new File(dataDir, "app-ephemeral"); 2249 mAsecInternalPath = new File(dataDir, "app-asec").getPath(); 2250 mDrmAppPrivateInstallDir = new File(dataDir, "app-private"); 2251 2252 sUserManager = new UserManagerService(context, this, mPackages); 2253 2254 // Propagate permission configuration in to package manager. 2255 ArrayMap<String, SystemConfig.PermissionEntry> permConfig 2256 = systemConfig.getPermissions(); 2257 for (int i=0; i<permConfig.size(); i++) { 2258 SystemConfig.PermissionEntry perm = permConfig.valueAt(i); 2259 BasePermission bp = mSettings.mPermissions.get(perm.name); 2260 if (bp == null) { 2261 bp = new BasePermission(perm.name, "android", BasePermission.TYPE_BUILTIN); 2262 mSettings.mPermissions.put(perm.name, bp); 2263 } 2264 if (perm.gids != null) { 2265 bp.setGids(perm.gids, perm.perUser); 2266 } 2267 } 2268 2269 ArrayMap<String, String> libConfig = systemConfig.getSharedLibraries(); 2270 final int builtInLibCount = libConfig.size(); 2271 for (int i = 0; i < builtInLibCount; i++) { 2272 String name = libConfig.keyAt(i); 2273 String path = libConfig.valueAt(i); 2274 addSharedLibraryLPw(path, null, name, SharedLibraryInfo.VERSION_UNDEFINED, 2275 SharedLibraryInfo.TYPE_BUILTIN, PLATFORM_PACKAGE_NAME, 0); 2276 } 2277 2278 mFoundPolicyFile = SELinuxMMAC.readInstallPolicy(); 2279 2280 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "read user settings"); 2281 mFirstBoot = !mSettings.readLPw(sUserManager.getUsers(false)); 2282 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 2283 2284 // Clean up orphaned packages for which the code path doesn't exist 2285 // and they are an update to a system app - caused by bug/32321269 2286 final int packageSettingCount = mSettings.mPackages.size(); 2287 for (int i = packageSettingCount - 1; i >= 0; i--) { 2288 PackageSetting ps = mSettings.mPackages.valueAt(i); 2289 if (!isExternal(ps) && (ps.codePath == null || !ps.codePath.exists()) 2290 && mSettings.getDisabledSystemPkgLPr(ps.name) != null) { 2291 mSettings.mPackages.removeAt(i); 2292 mSettings.enableSystemPackageLPw(ps.name); 2293 } 2294 } 2295 2296 if (mFirstBoot) { 2297 requestCopyPreoptedFiles(); 2298 } 2299 2300 String customResolverActivity = Resources.getSystem().getString( 2301 R.string.config_customResolverActivity); 2302 if (TextUtils.isEmpty(customResolverActivity)) { 2303 customResolverActivity = null; 2304 } else { 2305 mCustomResolverComponentName = ComponentName.unflattenFromString( 2306 customResolverActivity); 2307 } 2308 2309 long startTime = SystemClock.uptimeMillis(); 2310 2311 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_SYSTEM_SCAN_START, 2312 startTime); 2313 2314 final String bootClassPath = System.getenv("BOOTCLASSPATH"); 2315 final String systemServerClassPath = System.getenv("SYSTEMSERVERCLASSPATH"); 2316 2317 if (bootClassPath == null) { 2318 Slog.w(TAG, "No BOOTCLASSPATH found!"); 2319 } 2320 2321 if (systemServerClassPath == null) { 2322 Slog.w(TAG, "No SYSTEMSERVERCLASSPATH found!"); 2323 } 2324 2325 final List<String> allInstructionSets = InstructionSets.getAllInstructionSets(); 2326 final String[] dexCodeInstructionSets = 2327 getDexCodeInstructionSets( 2328 allInstructionSets.toArray(new String[allInstructionSets.size()])); 2329 2330 /** 2331 * Ensure all external libraries have had dexopt run on them. 2332 */ 2333 if (mSharedLibraries.size() > 0) { 2334 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "dexopt"); 2335 // NOTE: For now, we're compiling these system "shared libraries" 2336 // (and framework jars) into all available architectures. It's possible 2337 // to compile them only when we come across an app that uses them (there's 2338 // already logic for that in scanPackageLI) but that adds some complexity. 2339 for (String dexCodeInstructionSet : dexCodeInstructionSets) { 2340 final int libCount = mSharedLibraries.size(); 2341 for (int i = 0; i < libCount; i++) { 2342 SparseArray<SharedLibraryEntry> versionedLib = mSharedLibraries.valueAt(i); 2343 final int versionCount = versionedLib.size(); 2344 for (int j = 0; j < versionCount; j++) { 2345 SharedLibraryEntry libEntry = versionedLib.valueAt(j); 2346 final String libPath = libEntry.path != null 2347 ? libEntry.path : libEntry.apk; 2348 if (libPath == null) { 2349 continue; 2350 } 2351 try { 2352 // Shared libraries do not have profiles so we perform a full 2353 // AOT compilation (if needed). 2354 int dexoptNeeded = DexFile.getDexOptNeeded( 2355 libPath, dexCodeInstructionSet, 2356 getCompilerFilterForReason(REASON_SHARED_APK), 2357 false /* newProfile */); 2358 if (dexoptNeeded != DexFile.NO_DEXOPT_NEEDED) { 2359 mInstaller.dexopt(libPath, Process.SYSTEM_UID, "*", 2360 dexCodeInstructionSet, dexoptNeeded, null, 2361 DEXOPT_PUBLIC, 2362 getCompilerFilterForReason(REASON_SHARED_APK), 2363 StorageManager.UUID_PRIVATE_INTERNAL, 2364 SKIP_SHARED_LIBRARY_CHECK); 2365 } 2366 } catch (FileNotFoundException e) { 2367 Slog.w(TAG, "Library not found: " + libPath); 2368 } catch (IOException | InstallerException e) { 2369 Slog.w(TAG, "Cannot dexopt " + libPath + "; is it an APK or JAR? " 2370 + e.getMessage()); 2371 } 2372 } 2373 } 2374 } 2375 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 2376 } 2377 2378 File frameworkDir = new File(Environment.getRootDirectory(), "framework"); 2379 2380 final VersionInfo ver = mSettings.getInternalVersion(); 2381 mIsUpgrade = !Build.FINGERPRINT.equals(ver.fingerprint); 2382 2383 // when upgrading from pre-M, promote system app permissions from install to runtime 2384 mPromoteSystemApps = 2385 mIsUpgrade && ver.sdkVersion <= Build.VERSION_CODES.LOLLIPOP_MR1; 2386 2387 // When upgrading from pre-N, we need to handle package extraction like first boot, 2388 // as there is no profiling data available. 2389 mIsPreNUpgrade = mIsUpgrade && ver.sdkVersion < Build.VERSION_CODES.N; 2390 2391 mIsPreNMR1Upgrade = mIsUpgrade && ver.sdkVersion < Build.VERSION_CODES.N_MR1; 2392 2393 // save off the names of pre-existing system packages prior to scanning; we don't 2394 // want to automatically grant runtime permissions for new system apps 2395 if (mPromoteSystemApps) { 2396 Iterator<PackageSetting> pkgSettingIter = mSettings.mPackages.values().iterator(); 2397 while (pkgSettingIter.hasNext()) { 2398 PackageSetting ps = pkgSettingIter.next(); 2399 if (isSystemApp(ps)) { 2400 mExistingSystemPackages.add(ps.name); 2401 } 2402 } 2403 } 2404 2405 mCacheDir = preparePackageParserCache(mIsUpgrade); 2406 2407 // Set flag to monitor and not change apk file paths when 2408 // scanning install directories. 2409 int scanFlags = SCAN_BOOTING | SCAN_INITIAL; 2410 2411 if (mIsUpgrade || mFirstBoot) { 2412 scanFlags = scanFlags | SCAN_FIRST_BOOT_OR_UPGRADE; 2413 } 2414 2415 // Collect vendor overlay packages. (Do this before scanning any apps.) 2416 // For security and version matching reason, only consider 2417 // overlay packages if they reside in the right directory. 2418 String overlayThemeDir = SystemProperties.get(VENDOR_OVERLAY_THEME_PERSIST_PROPERTY); 2419 if (overlayThemeDir.isEmpty()) { 2420 overlayThemeDir = SystemProperties.get(VENDOR_OVERLAY_THEME_PROPERTY); 2421 } 2422 if (!overlayThemeDir.isEmpty()) { 2423 scanDirTracedLI(new File(VENDOR_OVERLAY_DIR, overlayThemeDir), mDefParseFlags 2424 | PackageParser.PARSE_IS_SYSTEM 2425 | PackageParser.PARSE_IS_SYSTEM_DIR 2426 | PackageParser.PARSE_TRUSTED_OVERLAY, scanFlags | SCAN_TRUSTED_OVERLAY, 0); 2427 } 2428 scanDirTracedLI(new File(VENDOR_OVERLAY_DIR), mDefParseFlags 2429 | PackageParser.PARSE_IS_SYSTEM 2430 | PackageParser.PARSE_IS_SYSTEM_DIR 2431 | PackageParser.PARSE_TRUSTED_OVERLAY, scanFlags | SCAN_TRUSTED_OVERLAY, 0); 2432 2433 // Find base frameworks (resource packages without code). 2434 scanDirTracedLI(frameworkDir, mDefParseFlags 2435 | PackageParser.PARSE_IS_SYSTEM 2436 | PackageParser.PARSE_IS_SYSTEM_DIR 2437 | PackageParser.PARSE_IS_PRIVILEGED, 2438 scanFlags | SCAN_NO_DEX, 0); 2439 2440 // Collected privileged system packages. 2441 final File privilegedAppDir = new File(Environment.getRootDirectory(), "priv-app"); 2442 scanDirTracedLI(privilegedAppDir, mDefParseFlags 2443 | PackageParser.PARSE_IS_SYSTEM 2444 | PackageParser.PARSE_IS_SYSTEM_DIR 2445 | PackageParser.PARSE_IS_PRIVILEGED, scanFlags, 0); 2446 2447 // Collect ordinary system packages. 2448 final File systemAppDir = new File(Environment.getRootDirectory(), "app"); 2449 scanDirTracedLI(systemAppDir, mDefParseFlags 2450 | PackageParser.PARSE_IS_SYSTEM 2451 | PackageParser.PARSE_IS_SYSTEM_DIR, scanFlags, 0); 2452 2453 // Collect all vendor packages. 2454 File vendorAppDir = new File("/vendor/app"); 2455 try { 2456 vendorAppDir = vendorAppDir.getCanonicalFile(); 2457 } catch (IOException e) { 2458 // failed to look up canonical path, continue with original one 2459 } 2460 scanDirTracedLI(vendorAppDir, mDefParseFlags 2461 | PackageParser.PARSE_IS_SYSTEM 2462 | PackageParser.PARSE_IS_SYSTEM_DIR, scanFlags, 0); 2463 2464 // Collect all OEM packages. 2465 final File oemAppDir = new File(Environment.getOemDirectory(), "app"); 2466 scanDirTracedLI(oemAppDir, mDefParseFlags 2467 | PackageParser.PARSE_IS_SYSTEM 2468 | PackageParser.PARSE_IS_SYSTEM_DIR, scanFlags, 0); 2469 2470 // Prune any system packages that no longer exist. 2471 final List<String> possiblyDeletedUpdatedSystemApps = new ArrayList<String>(); 2472 if (!mOnlyCore) { 2473 Iterator<PackageSetting> psit = mSettings.mPackages.values().iterator(); 2474 while (psit.hasNext()) { 2475 PackageSetting ps = psit.next(); 2476 2477 /* 2478 * If this is not a system app, it can't be a 2479 * disable system app. 2480 */ 2481 if ((ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) == 0) { 2482 continue; 2483 } 2484 2485 /* 2486 * If the package is scanned, it's not erased. 2487 */ 2488 final PackageParser.Package scannedPkg = mPackages.get(ps.name); 2489 if (scannedPkg != null) { 2490 /* 2491 * If the system app is both scanned and in the 2492 * disabled packages list, then it must have been 2493 * added via OTA. Remove it from the currently 2494 * scanned package so the previously user-installed 2495 * application can be scanned. 2496 */ 2497 if (mSettings.isDisabledSystemPackageLPr(ps.name)) { 2498 logCriticalInfo(Log.WARN, "Expecting better updated system app for " 2499 + ps.name + "; removing system app. Last known codePath=" 2500 + ps.codePathString + ", installStatus=" + ps.installStatus 2501 + ", versionCode=" + ps.versionCode + "; scanned versionCode=" 2502 + scannedPkg.mVersionCode); 2503 removePackageLI(scannedPkg, true); 2504 mExpectingBetter.put(ps.name, ps.codePath); 2505 } 2506 2507 continue; 2508 } 2509 2510 if (!mSettings.isDisabledSystemPackageLPr(ps.name)) { 2511 psit.remove(); 2512 logCriticalInfo(Log.WARN, "System package " + ps.name 2513 + " no longer exists; it's data will be wiped"); 2514 // Actual deletion of code and data will be handled by later 2515 // reconciliation step 2516 } else { 2517 final PackageSetting disabledPs = mSettings.getDisabledSystemPkgLPr(ps.name); 2518 if (disabledPs.codePath == null || !disabledPs.codePath.exists()) { 2519 possiblyDeletedUpdatedSystemApps.add(ps.name); 2520 } 2521 } 2522 } 2523 } 2524 2525 //look for any incomplete package installations 2526 ArrayList<PackageSetting> deletePkgsList = mSettings.getListOfIncompleteInstallPackagesLPr(); 2527 for (int i = 0; i < deletePkgsList.size(); i++) { 2528 // Actual deletion of code and data will be handled by later 2529 // reconciliation step 2530 final String packageName = deletePkgsList.get(i).name; 2531 logCriticalInfo(Log.WARN, "Cleaning up incompletely installed app: " + packageName); 2532 synchronized (mPackages) { 2533 mSettings.removePackageLPw(packageName); 2534 } 2535 } 2536 2537 //delete tmp files 2538 deleteTempPackageFiles(); 2539 2540 // Remove any shared userIDs that have no associated packages 2541 mSettings.pruneSharedUsersLPw(); 2542 2543 if (!mOnlyCore) { 2544 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_DATA_SCAN_START, 2545 SystemClock.uptimeMillis()); 2546 scanDirTracedLI(mAppInstallDir, 0, scanFlags | SCAN_REQUIRE_KNOWN, 0); 2547 2548 scanDirTracedLI(mDrmAppPrivateInstallDir, mDefParseFlags 2549 | PackageParser.PARSE_FORWARD_LOCK, 2550 scanFlags | SCAN_REQUIRE_KNOWN, 0); 2551 2552 scanDirLI(mEphemeralInstallDir, mDefParseFlags 2553 | PackageParser.PARSE_IS_EPHEMERAL, 2554 scanFlags | SCAN_REQUIRE_KNOWN, 0); 2555 2556 /** 2557 * Remove disable package settings for any updated system 2558 * apps that were removed via an OTA. If they're not a 2559 * previously-updated app, remove them completely. 2560 * Otherwise, just revoke their system-level permissions. 2561 */ 2562 for (String deletedAppName : possiblyDeletedUpdatedSystemApps) { 2563 PackageParser.Package deletedPkg = mPackages.get(deletedAppName); 2564 mSettings.removeDisabledSystemPackageLPw(deletedAppName); 2565 2566 String msg; 2567 if (deletedPkg == null) { 2568 msg = "Updated system package " + deletedAppName 2569 + " no longer exists; it's data will be wiped"; 2570 // Actual deletion of code and data will be handled by later 2571 // reconciliation step 2572 } else { 2573 msg = "Updated system app + " + deletedAppName 2574 + " no longer present; removing system privileges for " 2575 + deletedAppName; 2576 2577 deletedPkg.applicationInfo.flags &= ~ApplicationInfo.FLAG_SYSTEM; 2578 2579 PackageSetting deletedPs = mSettings.mPackages.get(deletedAppName); 2580 deletedPs.pkgFlags &= ~ApplicationInfo.FLAG_SYSTEM; 2581 } 2582 logCriticalInfo(Log.WARN, msg); 2583 } 2584 2585 /** 2586 * Make sure all system apps that we expected to appear on 2587 * the userdata partition actually showed up. If they never 2588 * appeared, crawl back and revive the system version. 2589 */ 2590 for (int i = 0; i < mExpectingBetter.size(); i++) { 2591 final String packageName = mExpectingBetter.keyAt(i); 2592 if (!mPackages.containsKey(packageName)) { 2593 final File scanFile = mExpectingBetter.valueAt(i); 2594 2595 logCriticalInfo(Log.WARN, "Expected better " + packageName 2596 + " but never showed up; reverting to system"); 2597 2598 int reparseFlags = mDefParseFlags; 2599 if (FileUtils.contains(privilegedAppDir, scanFile)) { 2600 reparseFlags = PackageParser.PARSE_IS_SYSTEM 2601 | PackageParser.PARSE_IS_SYSTEM_DIR 2602 | PackageParser.PARSE_IS_PRIVILEGED; 2603 } else if (FileUtils.contains(systemAppDir, scanFile)) { 2604 reparseFlags = PackageParser.PARSE_IS_SYSTEM 2605 | PackageParser.PARSE_IS_SYSTEM_DIR; 2606 } else if (FileUtils.contains(vendorAppDir, scanFile)) { 2607 reparseFlags = PackageParser.PARSE_IS_SYSTEM 2608 | PackageParser.PARSE_IS_SYSTEM_DIR; 2609 } else if (FileUtils.contains(oemAppDir, scanFile)) { 2610 reparseFlags = PackageParser.PARSE_IS_SYSTEM 2611 | PackageParser.PARSE_IS_SYSTEM_DIR; 2612 } else { 2613 Slog.e(TAG, "Ignoring unexpected fallback path " + scanFile); 2614 continue; 2615 } 2616 2617 mSettings.enableSystemPackageLPw(packageName); 2618 2619 try { 2620 scanPackageTracedLI(scanFile, reparseFlags, scanFlags, 0, null); 2621 } catch (PackageManagerException e) { 2622 Slog.e(TAG, "Failed to parse original system package: " 2623 + e.getMessage()); 2624 } 2625 } 2626 } 2627 } 2628 mExpectingBetter.clear(); 2629 2630 // Resolve the storage manager. 2631 mStorageManagerPackage = getStorageManagerPackageName(); 2632 2633 // Resolve protected action filters. Only the setup wizard is allowed to 2634 // have a high priority filter for these actions. 2635 mSetupWizardPackage = getSetupWizardPackageName(); 2636 if (mProtectedFilters.size() > 0) { 2637 if (DEBUG_FILTERS && mSetupWizardPackage == null) { 2638 Slog.i(TAG, "No setup wizard;" 2639 + " All protected intents capped to priority 0"); 2640 } 2641 for (ActivityIntentInfo filter : mProtectedFilters) { 2642 if (filter.activity.info.packageName.equals(mSetupWizardPackage)) { 2643 if (DEBUG_FILTERS) { 2644 Slog.i(TAG, "Found setup wizard;" 2645 + " allow priority " + filter.getPriority() + ";" 2646 + " package: " + filter.activity.info.packageName 2647 + " activity: " + filter.activity.className 2648 + " priority: " + filter.getPriority()); 2649 } 2650 // skip setup wizard; allow it to keep the high priority filter 2651 continue; 2652 } 2653 Slog.w(TAG, "Protected action; cap priority to 0;" 2654 + " package: " + filter.activity.info.packageName 2655 + " activity: " + filter.activity.className 2656 + " origPrio: " + filter.getPriority()); 2657 filter.setPriority(0); 2658 } 2659 } 2660 mDeferProtectedFilters = false; 2661 mProtectedFilters.clear(); 2662 2663 // Now that we know all of the shared libraries, update all clients to have 2664 // the correct library paths. 2665 updateAllSharedLibrariesLPw(null); 2666 2667 for (SharedUserSetting setting : mSettings.getAllSharedUsersLPw()) { 2668 // NOTE: We ignore potential failures here during a system scan (like 2669 // the rest of the commands above) because there's precious little we 2670 // can do about it. A settings error is reported, though. 2671 adjustCpuAbisForSharedUserLPw(setting.packages, null /*scannedPackage*/); 2672 } 2673 2674 // Now that we know all the packages we are keeping, 2675 // read and update their last usage times. 2676 mPackageUsage.read(mPackages); 2677 mCompilerStats.read(); 2678 2679 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_SCAN_END, 2680 SystemClock.uptimeMillis()); 2681 Slog.i(TAG, "Time to scan packages: " 2682 + ((SystemClock.uptimeMillis()-startTime)/1000f) 2683 + " seconds"); 2684 2685 // If the platform SDK has changed since the last time we booted, 2686 // we need to re-grant app permission to catch any new ones that 2687 // appear. This is really a hack, and means that apps can in some 2688 // cases get permissions that the user didn't initially explicitly 2689 // allow... it would be nice to have some better way to handle 2690 // this situation. 2691 int updateFlags = UPDATE_PERMISSIONS_ALL; 2692 if (ver.sdkVersion != mSdkVersion) { 2693 Slog.i(TAG, "Platform changed from " + ver.sdkVersion + " to " 2694 + mSdkVersion + "; regranting permissions for internal storage"); 2695 updateFlags |= UPDATE_PERMISSIONS_REPLACE_PKG | UPDATE_PERMISSIONS_REPLACE_ALL; 2696 } 2697 updatePermissionsLPw(null, null, StorageManager.UUID_PRIVATE_INTERNAL, updateFlags); 2698 ver.sdkVersion = mSdkVersion; 2699 2700 // If this is the first boot or an update from pre-M, and it is a normal 2701 // boot, then we need to initialize the default preferred apps across 2702 // all defined users. 2703 if (!onlyCore && (mPromoteSystemApps || mFirstBoot)) { 2704 for (UserInfo user : sUserManager.getUsers(true)) { 2705 mSettings.applyDefaultPreferredAppsLPw(this, user.id); 2706 applyFactoryDefaultBrowserLPw(user.id); 2707 primeDomainVerificationsLPw(user.id); 2708 } 2709 } 2710 2711 // Prepare storage for system user really early during boot, 2712 // since core system apps like SettingsProvider and SystemUI 2713 // can't wait for user to start 2714 final int storageFlags; 2715 if (StorageManager.isFileEncryptedNativeOrEmulated()) { 2716 storageFlags = StorageManager.FLAG_STORAGE_DE; 2717 } else { 2718 storageFlags = StorageManager.FLAG_STORAGE_DE | StorageManager.FLAG_STORAGE_CE; 2719 } 2720 reconcileAppsDataLI(StorageManager.UUID_PRIVATE_INTERNAL, UserHandle.USER_SYSTEM, 2721 storageFlags, true /* migrateAppData */); 2722 2723 // If this is first boot after an OTA, and a normal boot, then 2724 // we need to clear code cache directories. 2725 // Note that we do *not* clear the application profiles. These remain valid 2726 // across OTAs and are used to drive profile verification (post OTA) and 2727 // profile compilation (without waiting to collect a fresh set of profiles). 2728 if (mIsUpgrade && !onlyCore) { 2729 Slog.i(TAG, "Build fingerprint changed; clearing code caches"); 2730 for (int i = 0; i < mSettings.mPackages.size(); i++) { 2731 final PackageSetting ps = mSettings.mPackages.valueAt(i); 2732 if (Objects.equals(StorageManager.UUID_PRIVATE_INTERNAL, ps.volumeUuid)) { 2733 // No apps are running this early, so no need to freeze 2734 clearAppDataLIF(ps.pkg, UserHandle.USER_ALL, 2735 StorageManager.FLAG_STORAGE_DE | StorageManager.FLAG_STORAGE_CE 2736 | Installer.FLAG_CLEAR_CODE_CACHE_ONLY); 2737 } 2738 } 2739 ver.fingerprint = Build.FINGERPRINT; 2740 } 2741 2742 checkDefaultBrowser(); 2743 2744 // clear only after permissions and other defaults have been updated 2745 mExistingSystemPackages.clear(); 2746 mPromoteSystemApps = false; 2747 2748 // All the changes are done during package scanning. 2749 ver.databaseVersion = Settings.CURRENT_DATABASE_VERSION; 2750 2751 // can downgrade to reader 2752 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "write settings"); 2753 mSettings.writeLPr(); 2754 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 2755 2756 // Perform dexopt on all apps that mark themselves as coreApps. We do this pretty 2757 // early on (before the package manager declares itself as early) because other 2758 // components in the system server might ask for package contexts for these apps. 2759 // 2760 // Note that "onlyCore" in this context means the system is encrypted or encrypting 2761 // (i.e, that the data partition is unavailable). 2762 if ((isFirstBoot() || isUpgrade() || VMRuntime.didPruneDalvikCache()) && !onlyCore) { 2763 long start = System.nanoTime(); 2764 List<PackageParser.Package> coreApps = new ArrayList<>(); 2765 for (PackageParser.Package pkg : mPackages.values()) { 2766 if (pkg.coreApp) { 2767 coreApps.add(pkg); 2768 } 2769 } 2770 2771 int[] stats = performDexOptUpgrade(coreApps, false, 2772 getCompilerFilterForReason(REASON_CORE_APP)); 2773 2774 final int elapsedTimeSeconds = 2775 (int) TimeUnit.NANOSECONDS.toSeconds(System.nanoTime() - start); 2776 MetricsLogger.histogram(mContext, "opt_coreapps_time_s", elapsedTimeSeconds); 2777 2778 if (DEBUG_DEXOPT) { 2779 Slog.i(TAG, "Dex-opt core apps took : " + elapsedTimeSeconds + " seconds (" + 2780 stats[0] + ", " + stats[1] + ", " + stats[2] + ")"); 2781 } 2782 2783 2784 // TODO: Should we log these stats to tron too ? 2785 // MetricsLogger.histogram(mContext, "opt_coreapps_num_dexopted", stats[0]); 2786 // MetricsLogger.histogram(mContext, "opt_coreapps_num_skipped", stats[1]); 2787 // MetricsLogger.histogram(mContext, "opt_coreapps_num_failed", stats[2]); 2788 // MetricsLogger.histogram(mContext, "opt_coreapps_num_total", coreApps.size()); 2789 } 2790 2791 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_READY, 2792 SystemClock.uptimeMillis()); 2793 2794 if (!mOnlyCore) { 2795 mRequiredVerifierPackage = getRequiredButNotReallyRequiredVerifierLPr(); 2796 mRequiredInstallerPackage = getRequiredInstallerLPr(); 2797 mRequiredUninstallerPackage = getRequiredUninstallerLPr(); 2798 mIntentFilterVerifierComponent = getIntentFilterVerifierComponentNameLPr(); 2799 mIntentFilterVerifier = new IntentVerifierProxy(mContext, 2800 mIntentFilterVerifierComponent); 2801 mServicesSystemSharedLibraryPackageName = getRequiredSharedLibraryLPr( 2802 PackageManager.SYSTEM_SHARED_LIBRARY_SERVICES, 2803 SharedLibraryInfo.VERSION_UNDEFINED); 2804 mSharedSystemSharedLibraryPackageName = getRequiredSharedLibraryLPr( 2805 PackageManager.SYSTEM_SHARED_LIBRARY_SHARED, 2806 SharedLibraryInfo.VERSION_UNDEFINED); 2807 } else { 2808 mRequiredVerifierPackage = null; 2809 mRequiredInstallerPackage = null; 2810 mRequiredUninstallerPackage = null; 2811 mIntentFilterVerifierComponent = null; 2812 mIntentFilterVerifier = null; 2813 mServicesSystemSharedLibraryPackageName = null; 2814 mSharedSystemSharedLibraryPackageName = null; 2815 } 2816 2817 mInstallerService = new PackageInstallerService(context, this); 2818 2819 final ComponentName ephemeralResolverComponent = getEphemeralResolverLPr(); 2820 if (ephemeralResolverComponent != null) { 2821 if (DEBUG_EPHEMERAL) { 2822 Slog.i(TAG, "Ephemeral resolver: " + ephemeralResolverComponent); 2823 } 2824 mEphemeralResolverConnection = 2825 new EphemeralResolverConnection(mContext, ephemeralResolverComponent); 2826 } else { 2827 mEphemeralResolverConnection = null; 2828 } 2829 mEphemeralInstallerComponent = getEphemeralInstallerLPr(); 2830 if (mEphemeralInstallerComponent != null) { 2831 if (DEBUG_EPHEMERAL) { 2832 Slog.i(TAG, "Ephemeral installer: " + mEphemeralInstallerComponent); 2833 } 2834 setUpEphemeralInstallerActivityLP(mEphemeralInstallerComponent); 2835 } 2836 2837 // Read and update the usage of dex files. 2838 // Do this at the end of PM init so that all the packages have their 2839 // data directory reconciled. 2840 // At this point we know the code paths of the packages, so we can validate 2841 // the disk file and build the internal cache. 2842 // The usage file is expected to be small so loading and verifying it 2843 // should take a fairly small time compare to the other activities (e.g. package 2844 // scanning). 2845 final Map<Integer, List<PackageInfo>> userPackages = new HashMap<>(); 2846 final int[] currentUserIds = UserManagerService.getInstance().getUserIds(); 2847 for (int userId : currentUserIds) { 2848 userPackages.put(userId, getInstalledPackages(/*flags*/ 0, userId).getList()); 2849 } 2850 mDexManager.load(userPackages); 2851 } // synchronized (mPackages) 2852 } // synchronized (mInstallLock) 2853 2854 // Now after opening every single application zip, make sure they 2855 // are all flushed. Not really needed, but keeps things nice and 2856 // tidy. 2857 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "GC"); 2858 Runtime.getRuntime().gc(); 2859 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 2860 2861 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "loadFallbacks"); 2862 FallbackCategoryProvider.loadFallbacks(); 2863 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 2864 2865 // The initial scanning above does many calls into installd while 2866 // holding the mPackages lock, but we're mostly interested in yelling 2867 // once we have a booted system. 2868 mInstaller.setWarnIfHeld(mPackages); 2869 2870 // Expose private service for system components to use. 2871 LocalServices.addService(PackageManagerInternal.class, new PackageManagerInternalImpl()); 2872 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 2873 } 2874 2875 private static File preparePackageParserCache(boolean isUpgrade) { 2876 if (!DEFAULT_PACKAGE_PARSER_CACHE_ENABLED) { 2877 return null; 2878 } 2879 2880 // Disable package parsing on eng builds to allow for faster incremental development. 2881 if ("eng".equals(Build.TYPE)) { 2882 return null; 2883 } 2884 2885 if (SystemProperties.getBoolean("pm.boot.disable_package_cache", false)) { 2886 Slog.i(TAG, "Disabling package parser cache due to system property."); 2887 return null; 2888 } 2889 2890 // The base directory for the package parser cache lives under /data/system/. 2891 final File cacheBaseDir = FileUtils.createDir(Environment.getDataSystemDirectory(), 2892 "package_cache"); 2893 if (cacheBaseDir == null) { 2894 return null; 2895 } 2896 2897 // If this is a system upgrade scenario, delete the contents of the package cache dir. 2898 // This also serves to "GC" unused entries when the package cache version changes (which 2899 // can only happen during upgrades). 2900 if (isUpgrade) { 2901 FileUtils.deleteContents(cacheBaseDir); 2902 } 2903 2904 2905 // Return the versioned package cache directory. This is something like 2906 // "/data/system/package_cache/1" 2907 File cacheDir = FileUtils.createDir(cacheBaseDir, PACKAGE_PARSER_CACHE_VERSION); 2908 2909 // The following is a workaround to aid development on non-numbered userdebug 2910 // builds or cases where "adb sync" is used on userdebug builds. If we detect that 2911 // the system partition is newer. 2912 // 2913 // NOTE: When no BUILD_NUMBER is set by the build system, it defaults to a build 2914 // that starts with "eng." to signify that this is an engineering build and not 2915 // destined for release. 2916 if ("userdebug".equals(Build.TYPE) && Build.VERSION.INCREMENTAL.startsWith("eng.")) { 2917 Slog.w(TAG, "Wiping cache directory because the system partition changed."); 2918 2919 // Heuristic: If the /system directory has been modified recently due to an "adb sync" 2920 // or a regular make, then blow away the cache. Note that mtimes are *NOT* reliable 2921 // in general and should not be used for production changes. In this specific case, 2922 // we know that they will work. 2923 File frameworkDir = new File(Environment.getRootDirectory(), "framework"); 2924 if (cacheDir.lastModified() < frameworkDir.lastModified()) { 2925 FileUtils.deleteContents(cacheBaseDir); 2926 cacheDir = FileUtils.createDir(cacheBaseDir, PACKAGE_PARSER_CACHE_VERSION); 2927 } 2928 } 2929 2930 return cacheDir; 2931 } 2932 2933 @Override 2934 public boolean isFirstBoot() { 2935 return mFirstBoot; 2936 } 2937 2938 @Override 2939 public boolean isOnlyCoreApps() { 2940 return mOnlyCore; 2941 } 2942 2943 @Override 2944 public boolean isUpgrade() { 2945 return mIsUpgrade; 2946 } 2947 2948 private @Nullable String getRequiredButNotReallyRequiredVerifierLPr() { 2949 final Intent intent = new Intent(Intent.ACTION_PACKAGE_NEEDS_VERIFICATION); 2950 2951 final List<ResolveInfo> matches = queryIntentReceiversInternal(intent, PACKAGE_MIME_TYPE, 2952 MATCH_SYSTEM_ONLY | MATCH_DIRECT_BOOT_AWARE | MATCH_DIRECT_BOOT_UNAWARE, 2953 UserHandle.USER_SYSTEM); 2954 if (matches.size() == 1) { 2955 return matches.get(0).getComponentInfo().packageName; 2956 } else if (matches.size() == 0) { 2957 Log.e(TAG, "There should probably be a verifier, but, none were found"); 2958 return null; 2959 } 2960 throw new RuntimeException("There must be exactly one verifier; found " + matches); 2961 } 2962 2963 private @NonNull String getRequiredSharedLibraryLPr(String name, int version) { 2964 synchronized (mPackages) { 2965 SharedLibraryEntry libraryEntry = getSharedLibraryEntryLPr(name, version); 2966 if (libraryEntry == null) { 2967 throw new IllegalStateException("Missing required shared library:" + name); 2968 } 2969 return libraryEntry.apk; 2970 } 2971 } 2972 2973 private @NonNull String getRequiredInstallerLPr() { 2974 final Intent intent = new Intent(Intent.ACTION_INSTALL_PACKAGE); 2975 intent.addCategory(Intent.CATEGORY_DEFAULT); 2976 intent.setDataAndType(Uri.fromFile(new File("foo.apk")), PACKAGE_MIME_TYPE); 2977 2978 final List<ResolveInfo> matches = queryIntentActivitiesInternal(intent, PACKAGE_MIME_TYPE, 2979 MATCH_SYSTEM_ONLY | MATCH_DIRECT_BOOT_AWARE | MATCH_DIRECT_BOOT_UNAWARE, 2980 UserHandle.USER_SYSTEM); 2981 if (matches.size() == 1) { 2982 ResolveInfo resolveInfo = matches.get(0); 2983 if (!resolveInfo.activityInfo.applicationInfo.isPrivilegedApp()) { 2984 throw new RuntimeException("The installer must be a privileged app"); 2985 } 2986 return matches.get(0).getComponentInfo().packageName; 2987 } else { 2988 throw new RuntimeException("There must be exactly one installer; found " + matches); 2989 } 2990 } 2991 2992 private @NonNull String getRequiredUninstallerLPr() { 2993 final Intent intent = new Intent(Intent.ACTION_UNINSTALL_PACKAGE); 2994 intent.addCategory(Intent.CATEGORY_DEFAULT); 2995 intent.setData(Uri.fromParts(PACKAGE_SCHEME, "foo.bar", null)); 2996 2997 final ResolveInfo resolveInfo = resolveIntent(intent, null, 2998 MATCH_SYSTEM_ONLY | MATCH_DIRECT_BOOT_AWARE | MATCH_DIRECT_BOOT_UNAWARE, 2999 UserHandle.USER_SYSTEM); 3000 if (resolveInfo == null || 3001 mResolveActivity.name.equals(resolveInfo.getComponentInfo().name)) { 3002 throw new RuntimeException("There must be exactly one uninstaller; found " 3003 + resolveInfo); 3004 } 3005 return resolveInfo.getComponentInfo().packageName; 3006 } 3007 3008 private @NonNull ComponentName getIntentFilterVerifierComponentNameLPr() { 3009 final Intent intent = new Intent(Intent.ACTION_INTENT_FILTER_NEEDS_VERIFICATION); 3010 3011 final List<ResolveInfo> matches = queryIntentReceiversInternal(intent, PACKAGE_MIME_TYPE, 3012 MATCH_SYSTEM_ONLY | MATCH_DIRECT_BOOT_AWARE | MATCH_DIRECT_BOOT_UNAWARE, 3013 UserHandle.USER_SYSTEM); 3014 ResolveInfo best = null; 3015 final int N = matches.size(); 3016 for (int i = 0; i < N; i++) { 3017 final ResolveInfo cur = matches.get(i); 3018 final String packageName = cur.getComponentInfo().packageName; 3019 if (checkPermission(android.Manifest.permission.INTENT_FILTER_VERIFICATION_AGENT, 3020 packageName, UserHandle.USER_SYSTEM) != PackageManager.PERMISSION_GRANTED) { 3021 continue; 3022 } 3023 3024 if (best == null || cur.priority > best.priority) { 3025 best = cur; 3026 } 3027 } 3028 3029 if (best != null) { 3030 return best.getComponentInfo().getComponentName(); 3031 } else { 3032 throw new RuntimeException("There must be at least one intent filter verifier"); 3033 } 3034 } 3035 3036 private @Nullable ComponentName getEphemeralResolverLPr() { 3037 final String[] packageArray = 3038 mContext.getResources().getStringArray(R.array.config_ephemeralResolverPackage); 3039 if (packageArray.length == 0 && !Build.IS_DEBUGGABLE) { 3040 if (DEBUG_EPHEMERAL) { 3041 Slog.d(TAG, "Ephemeral resolver NOT found; empty package list"); 3042 } 3043 return null; 3044 } 3045 3046 final int resolveFlags = 3047 MATCH_DIRECT_BOOT_AWARE 3048 | MATCH_DIRECT_BOOT_UNAWARE 3049 | (!Build.IS_DEBUGGABLE ? MATCH_SYSTEM_ONLY : 0); 3050 final Intent resolverIntent = new Intent(Intent.ACTION_RESOLVE_EPHEMERAL_PACKAGE); 3051 final List<ResolveInfo> resolvers = queryIntentServicesInternal(resolverIntent, null, 3052 resolveFlags, UserHandle.USER_SYSTEM); 3053 3054 final int N = resolvers.size(); 3055 if (N == 0) { 3056 if (DEBUG_EPHEMERAL) { 3057 Slog.d(TAG, "Ephemeral resolver NOT found; no matching intent filters"); 3058 } 3059 return null; 3060 } 3061 3062 final Set<String> possiblePackages = new ArraySet<>(Arrays.asList(packageArray)); 3063 for (int i = 0; i < N; i++) { 3064 final ResolveInfo info = resolvers.get(i); 3065 3066 if (info.serviceInfo == null) { 3067 continue; 3068 } 3069 3070 final String packageName = info.serviceInfo.packageName; 3071 if (!possiblePackages.contains(packageName) && !Build.IS_DEBUGGABLE) { 3072 if (DEBUG_EPHEMERAL) { 3073 Slog.d(TAG, "Ephemeral resolver not in allowed package list;" 3074 + " pkg: " + packageName + ", info:" + info); 3075 } 3076 continue; 3077 } 3078 3079 if (DEBUG_EPHEMERAL) { 3080 Slog.v(TAG, "Ephemeral resolver found;" 3081 + " pkg: " + packageName + ", info:" + info); 3082 } 3083 return new ComponentName(packageName, info.serviceInfo.name); 3084 } 3085 if (DEBUG_EPHEMERAL) { 3086 Slog.v(TAG, "Ephemeral resolver NOT found"); 3087 } 3088 return null; 3089 } 3090 3091 private @Nullable ComponentName getEphemeralInstallerLPr() { 3092 final Intent intent = new Intent(Intent.ACTION_INSTALL_EPHEMERAL_PACKAGE); 3093 intent.addCategory(Intent.CATEGORY_DEFAULT); 3094 intent.setDataAndType(Uri.fromFile(new File("foo.apk")), PACKAGE_MIME_TYPE); 3095 3096 final int resolveFlags = 3097 MATCH_DIRECT_BOOT_AWARE 3098 | MATCH_DIRECT_BOOT_UNAWARE 3099 | (!Build.IS_DEBUGGABLE ? MATCH_SYSTEM_ONLY : 0); 3100 final List<ResolveInfo> matches = queryIntentActivitiesInternal(intent, PACKAGE_MIME_TYPE, 3101 resolveFlags, UserHandle.USER_SYSTEM); 3102 Iterator<ResolveInfo> iter = matches.iterator(); 3103 while (iter.hasNext()) { 3104 final ResolveInfo rInfo = iter.next(); 3105 final PackageSetting ps = mSettings.mPackages.get(rInfo.activityInfo.packageName); 3106 if (ps != null) { 3107 final PermissionsState permissionsState = ps.getPermissionsState(); 3108 if (permissionsState.hasPermission(Manifest.permission.INSTALL_PACKAGES, 0)) { 3109 continue; 3110 } 3111 } 3112 iter.remove(); 3113 } 3114 if (matches.size() == 0) { 3115 return null; 3116 } else if (matches.size() == 1) { 3117 return matches.get(0).getComponentInfo().getComponentName(); 3118 } else { 3119 throw new RuntimeException( 3120 "There must be at most one ephemeral installer; found " + matches); 3121 } 3122 } 3123 3124 private void primeDomainVerificationsLPw(int userId) { 3125 if (DEBUG_DOMAIN_VERIFICATION) { 3126 Slog.d(TAG, "Priming domain verifications in user " + userId); 3127 } 3128 3129 SystemConfig systemConfig = SystemConfig.getInstance(); 3130 ArraySet<String> packages = systemConfig.getLinkedApps(); 3131 3132 for (String packageName : packages) { 3133 PackageParser.Package pkg = mPackages.get(packageName); 3134 if (pkg != null) { 3135 if (!pkg.isSystemApp()) { 3136 Slog.w(TAG, "Non-system app '" + packageName + "' in sysconfig <app-link>"); 3137 continue; 3138 } 3139 3140 ArraySet<String> domains = null; 3141 for (PackageParser.Activity a : pkg.activities) { 3142 for (ActivityIntentInfo filter : a.intents) { 3143 if (hasValidDomains(filter)) { 3144 if (domains == null) { 3145 domains = new ArraySet<String>(); 3146 } 3147 domains.addAll(filter.getHostsList()); 3148 } 3149 } 3150 } 3151 3152 if (domains != null && domains.size() > 0) { 3153 if (DEBUG_DOMAIN_VERIFICATION) { 3154 Slog.v(TAG, " + " + packageName); 3155 } 3156 // 'Undefined' in the global IntentFilterVerificationInfo, i.e. the usual 3157 // state w.r.t. the formal app-linkage "no verification attempted" state; 3158 // and then 'always' in the per-user state actually used for intent resolution. 3159 final IntentFilterVerificationInfo ivi; 3160 ivi = mSettings.createIntentFilterVerificationIfNeededLPw(packageName, domains); 3161 ivi.setStatus(INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED); 3162 mSettings.updateIntentFilterVerificationStatusLPw(packageName, 3163 INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS, userId); 3164 } else { 3165 Slog.w(TAG, "Sysconfig <app-link> package '" + packageName 3166 + "' does not handle web links"); 3167 } 3168 } else { 3169 Slog.w(TAG, "Unknown package " + packageName + " in sysconfig <app-link>"); 3170 } 3171 } 3172 3173 scheduleWritePackageRestrictionsLocked(userId); 3174 scheduleWriteSettingsLocked(); 3175 } 3176 3177 private void applyFactoryDefaultBrowserLPw(int userId) { 3178 // The default browser app's package name is stored in a string resource, 3179 // with a product-specific overlay used for vendor customization. 3180 String browserPkg = mContext.getResources().getString( 3181 com.android.internal.R.string.default_browser); 3182 if (!TextUtils.isEmpty(browserPkg)) { 3183 // non-empty string => required to be a known package 3184 PackageSetting ps = mSettings.mPackages.get(browserPkg); 3185 if (ps == null) { 3186 Slog.e(TAG, "Product default browser app does not exist: " + browserPkg); 3187 browserPkg = null; 3188 } else { 3189 mSettings.setDefaultBrowserPackageNameLPw(browserPkg, userId); 3190 } 3191 } 3192 3193 // Nothing valid explicitly set? Make the factory-installed browser the explicit 3194 // default. If there's more than one, just leave everything alone. 3195 if (browserPkg == null) { 3196 calculateDefaultBrowserLPw(userId); 3197 } 3198 } 3199 3200 private void calculateDefaultBrowserLPw(int userId) { 3201 List<String> allBrowsers = resolveAllBrowserApps(userId); 3202 final String browserPkg = (allBrowsers.size() == 1) ? allBrowsers.get(0) : null; 3203 mSettings.setDefaultBrowserPackageNameLPw(browserPkg, userId); 3204 } 3205 3206 private List<String> resolveAllBrowserApps(int userId) { 3207 // Resolve the canonical browser intent and check that the handleAllWebDataURI boolean is set 3208 List<ResolveInfo> list = queryIntentActivitiesInternal(sBrowserIntent, null, 3209 PackageManager.MATCH_ALL, userId); 3210 3211 final int count = list.size(); 3212 List<String> result = new ArrayList<String>(count); 3213 for (int i=0; i<count; i++) { 3214 ResolveInfo info = list.get(i); 3215 if (info.activityInfo == null 3216 || !info.handleAllWebDataURI 3217 || (info.activityInfo.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) == 0 3218 || result.contains(info.activityInfo.packageName)) { 3219 continue; 3220 } 3221 result.add(info.activityInfo.packageName); 3222 } 3223 3224 return result; 3225 } 3226 3227 private boolean packageIsBrowser(String packageName, int userId) { 3228 List<ResolveInfo> list = queryIntentActivitiesInternal(sBrowserIntent, null, 3229 PackageManager.MATCH_ALL, userId); 3230 final int N = list.size(); 3231 for (int i = 0; i < N; i++) { 3232 ResolveInfo info = list.get(i); 3233 if (packageName.equals(info.activityInfo.packageName)) { 3234 return true; 3235 } 3236 } 3237 return false; 3238 } 3239 3240 private void checkDefaultBrowser() { 3241 final int myUserId = UserHandle.myUserId(); 3242 final String packageName = getDefaultBrowserPackageName(myUserId); 3243 if (packageName != null) { 3244 PackageInfo info = getPackageInfo(packageName, 0, myUserId); 3245 if (info == null) { 3246 Slog.w(TAG, "Default browser no longer installed: " + packageName); 3247 synchronized (mPackages) { 3248 applyFactoryDefaultBrowserLPw(myUserId); // leaves ambiguous when > 1 3249 } 3250 } 3251 } 3252 } 3253 3254 @Override 3255 public boolean onTransact(int code, Parcel data, Parcel reply, int flags) 3256 throws RemoteException { 3257 try { 3258 return super.onTransact(code, data, reply, flags); 3259 } catch (RuntimeException e) { 3260 if (!(e instanceof SecurityException) && !(e instanceof IllegalArgumentException)) { 3261 Slog.wtf(TAG, "Package Manager Crash", e); 3262 } 3263 throw e; 3264 } 3265 } 3266 3267 static int[] appendInts(int[] cur, int[] add) { 3268 if (add == null) return cur; 3269 if (cur == null) return add; 3270 final int N = add.length; 3271 for (int i=0; i<N; i++) { 3272 cur = appendInt(cur, add[i]); 3273 } 3274 return cur; 3275 } 3276 3277 private PackageInfo generatePackageInfo(PackageSetting ps, int flags, int userId) { 3278 if (!sUserManager.exists(userId)) return null; 3279 if (ps == null) { 3280 return null; 3281 } 3282 final PackageParser.Package p = ps.pkg; 3283 if (p == null) { 3284 return null; 3285 } 3286 // Filter out ephemeral app metadata: 3287 // * The system/shell/root can see metadata for any app 3288 // * An installed app can see metadata for 1) other installed apps 3289 // and 2) ephemeral apps that have explicitly interacted with it 3290 // * Ephemeral apps can only see their own metadata 3291 final int callingAppId = UserHandle.getAppId(Binder.getCallingUid()); 3292 if (callingAppId != Process.SYSTEM_UID 3293 && callingAppId != Process.SHELL_UID 3294 && callingAppId != Process.ROOT_UID) { 3295 final String ephemeralPackageName = getEphemeralPackageName(Binder.getCallingUid()); 3296 if (ephemeralPackageName != null) { 3297 // ephemeral apps can only get information on themselves 3298 if (!ephemeralPackageName.equals(p.packageName)) { 3299 return null; 3300 } 3301 } else { 3302 if (p.applicationInfo.isEphemeralApp()) { 3303 // only get access to the ephemeral app if we've been granted access 3304 if (!mEphemeralApplicationRegistry.isEphemeralAccessGranted( 3305 userId, callingAppId, ps.appId)) { 3306 return null; 3307 } 3308 } 3309 } 3310 } 3311 3312 final PermissionsState permissionsState = ps.getPermissionsState(); 3313 3314 // Compute GIDs only if requested 3315 final int[] gids = (flags & PackageManager.GET_GIDS) == 0 3316 ? EMPTY_INT_ARRAY : permissionsState.computeGids(userId); 3317 // Compute granted permissions only if package has requested permissions 3318 final Set<String> permissions = ArrayUtils.isEmpty(p.requestedPermissions) 3319 ? Collections.<String>emptySet() : permissionsState.getPermissions(userId); 3320 final PackageUserState state = ps.readUserState(userId); 3321 3322 if ((flags & MATCH_UNINSTALLED_PACKAGES) != 0 3323 && ps.isSystem()) { 3324 flags |= MATCH_ANY_USER; 3325 } 3326 3327 PackageInfo packageInfo = PackageParser.generatePackageInfo(p, gids, flags, 3328 ps.firstInstallTime, ps.lastUpdateTime, permissions, state, userId); 3329 3330 if (packageInfo == null) { 3331 return null; 3332 } 3333 3334 packageInfo.packageName = packageInfo.applicationInfo.packageName = 3335 resolveExternalPackageNameLPr(p); 3336 3337 return packageInfo; 3338 } 3339 3340 @Override 3341 public void checkPackageStartable(String packageName, int userId) { 3342 final boolean userKeyUnlocked = StorageManager.isUserKeyUnlocked(userId); 3343 3344 synchronized (mPackages) { 3345 final PackageSetting ps = mSettings.mPackages.get(packageName); 3346 if (ps == null) { 3347 throw new SecurityException("Package " + packageName + " was not found!"); 3348 } 3349 3350 if (!ps.getInstalled(userId)) { 3351 throw new SecurityException( 3352 "Package " + packageName + " was not installed for user " + userId + "!"); 3353 } 3354 3355 if (mSafeMode && !ps.isSystem()) { 3356 throw new SecurityException("Package " + packageName + " not a system app!"); 3357 } 3358 3359 if (mFrozenPackages.contains(packageName)) { 3360 throw new SecurityException("Package " + packageName + " is currently frozen!"); 3361 } 3362 3363 if (!userKeyUnlocked && !(ps.pkg.applicationInfo.isDirectBootAware() 3364 || ps.pkg.applicationInfo.isPartiallyDirectBootAware())) { 3365 throw new SecurityException("Package " + packageName + " is not encryption aware!"); 3366 } 3367 } 3368 } 3369 3370 @Override 3371 public boolean isPackageAvailable(String packageName, int userId) { 3372 if (!sUserManager.exists(userId)) return false; 3373 enforceCrossUserPermission(Binder.getCallingUid(), userId, 3374 false /* requireFullPermission */, false /* checkShell */, "is package available"); 3375 synchronized (mPackages) { 3376 PackageParser.Package p = mPackages.get(packageName); 3377 if (p != null) { 3378 final PackageSetting ps = (PackageSetting) p.mExtras; 3379 if (ps != null) { 3380 final PackageUserState state = ps.readUserState(userId); 3381 if (state != null) { 3382 return PackageParser.isAvailable(state); 3383 } 3384 } 3385 } 3386 } 3387 return false; 3388 } 3389 3390 @Override 3391 public PackageInfo getPackageInfo(String packageName, int flags, int userId) { 3392 return getPackageInfoInternal(packageName, PackageManager.VERSION_CODE_HIGHEST, 3393 flags, userId); 3394 } 3395 3396 @Override 3397 public PackageInfo getPackageInfoVersioned(VersionedPackage versionedPackage, 3398 int flags, int userId) { 3399 return getPackageInfoInternal(versionedPackage.getPackageName(), 3400 // TODO: We will change version code to long, so in the new API it is long 3401 (int) versionedPackage.getVersionCode(), flags, userId); 3402 } 3403 3404 private PackageInfo getPackageInfoInternal(String packageName, int versionCode, 3405 int flags, int userId) { 3406 if (!sUserManager.exists(userId)) return null; 3407 flags = updateFlagsForPackage(flags, userId, packageName); 3408 enforceCrossUserPermission(Binder.getCallingUid(), userId, 3409 false /* requireFullPermission */, false /* checkShell */, "get package info"); 3410 3411 // reader 3412 synchronized (mPackages) { 3413 // Normalize package name to handle renamed packages and static libs 3414 packageName = resolveInternalPackageNameLPr(packageName, versionCode); 3415 3416 final boolean matchFactoryOnly = (flags & MATCH_FACTORY_ONLY) != 0; 3417 if (matchFactoryOnly) { 3418 final PackageSetting ps = mSettings.getDisabledSystemPkgLPr(packageName); 3419 if (ps != null) { 3420 if (filterSharedLibPackageLPr(ps, Binder.getCallingUid(), userId)) { 3421 return null; 3422 } 3423 return generatePackageInfo(ps, flags, userId); 3424 } 3425 } 3426 3427 PackageParser.Package p = mPackages.get(packageName); 3428 if (matchFactoryOnly && p != null && !isSystemApp(p)) { 3429 return null; 3430 } 3431 if (DEBUG_PACKAGE_INFO) 3432 Log.v(TAG, "getPackageInfo " + packageName + ": " + p); 3433 if (p != null) { 3434 if (filterSharedLibPackageLPr((PackageSetting) p.mExtras, 3435 Binder.getCallingUid(), userId)) { 3436 return null; 3437 } 3438 return generatePackageInfo((PackageSetting)p.mExtras, flags, userId); 3439 } 3440 if (!matchFactoryOnly && (flags & MATCH_KNOWN_PACKAGES) != 0) { 3441 final PackageSetting ps = mSettings.mPackages.get(packageName); 3442 if (filterSharedLibPackageLPr(ps, Binder.getCallingUid(), userId)) { 3443 return null; 3444 } 3445 return generatePackageInfo(ps, flags, userId); 3446 } 3447 } 3448 return null; 3449 } 3450 3451 3452 private boolean filterSharedLibPackageLPr(@Nullable PackageSetting ps, int uid, int userId) { 3453 // System/shell/root get to see all static libs 3454 final int appId = UserHandle.getAppId(uid); 3455 if (appId == Process.SYSTEM_UID || appId == Process.SHELL_UID 3456 || appId == Process.ROOT_UID) { 3457 return false; 3458 } 3459 3460 // No package means no static lib as it is always on internal storage 3461 if (ps == null || ps.pkg == null || !ps.pkg.applicationInfo.isStaticSharedLibrary()) { 3462 return false; 3463 } 3464 3465 final SharedLibraryEntry libEntry = getSharedLibraryEntryLPr(ps.pkg.staticSharedLibName, 3466 ps.pkg.staticSharedLibVersion); 3467 if (libEntry == null) { 3468 return false; 3469 } 3470 3471 final int resolvedUid = UserHandle.getUid(userId, UserHandle.getAppId(uid)); 3472 final String[] uidPackageNames = getPackagesForUid(resolvedUid); 3473 if (uidPackageNames == null) { 3474 return true; 3475 } 3476 3477 for (String uidPackageName : uidPackageNames) { 3478 if (ps.name.equals(uidPackageName)) { 3479 return false; 3480 } 3481 PackageSetting uidPs = mSettings.getPackageLPr(uidPackageName); 3482 if (uidPs != null) { 3483 final int index = ArrayUtils.indexOf(uidPs.usesStaticLibraries, 3484 libEntry.info.getName()); 3485 if (index < 0) { 3486 continue; 3487 } 3488 if (uidPs.pkg.usesStaticLibrariesVersions[index] == libEntry.info.getVersion()) { 3489 return false; 3490 } 3491 } 3492 } 3493 return true; 3494 } 3495 3496 @Override 3497 public String[] currentToCanonicalPackageNames(String[] names) { 3498 String[] out = new String[names.length]; 3499 // reader 3500 synchronized (mPackages) { 3501 for (int i=names.length-1; i>=0; i--) { 3502 PackageSetting ps = mSettings.mPackages.get(names[i]); 3503 out[i] = ps != null && ps.realName != null ? ps.realName : names[i]; 3504 } 3505 } 3506 return out; 3507 } 3508 3509 @Override 3510 public String[] canonicalToCurrentPackageNames(String[] names) { 3511 String[] out = new String[names.length]; 3512 // reader 3513 synchronized (mPackages) { 3514 for (int i=names.length-1; i>=0; i--) { 3515 String cur = mSettings.getRenamedPackageLPr(names[i]); 3516 out[i] = cur != null ? cur : names[i]; 3517 } 3518 } 3519 return out; 3520 } 3521 3522 @Override 3523 public int getPackageUid(String packageName, int flags, int userId) { 3524 if (!sUserManager.exists(userId)) return -1; 3525 flags = updateFlagsForPackage(flags, userId, packageName); 3526 enforceCrossUserPermission(Binder.getCallingUid(), userId, 3527 false /* requireFullPermission */, false /* checkShell */, "get package uid"); 3528 3529 // reader 3530 synchronized (mPackages) { 3531 final PackageParser.Package p = mPackages.get(packageName); 3532 if (p != null && p.isMatch(flags)) { 3533 return UserHandle.getUid(userId, p.applicationInfo.uid); 3534 } 3535 if ((flags & MATCH_KNOWN_PACKAGES) != 0) { 3536 final PackageSetting ps = mSettings.mPackages.get(packageName); 3537 if (ps != null && ps.isMatch(flags)) { 3538 return UserHandle.getUid(userId, ps.appId); 3539 } 3540 } 3541 } 3542 3543 return -1; 3544 } 3545 3546 @Override 3547 public int[] getPackageGids(String packageName, int flags, int userId) { 3548 if (!sUserManager.exists(userId)) return null; 3549 flags = updateFlagsForPackage(flags, userId, packageName); 3550 enforceCrossUserPermission(Binder.getCallingUid(), userId, 3551 false /* requireFullPermission */, false /* checkShell */, 3552 "getPackageGids"); 3553 3554 // reader 3555 synchronized (mPackages) { 3556 final PackageParser.Package p = mPackages.get(packageName); 3557 if (p != null && p.isMatch(flags)) { 3558 PackageSetting ps = (PackageSetting) p.mExtras; 3559 // TODO: Shouldn't this be checking for package installed state for userId and 3560 // return null? 3561 return ps.getPermissionsState().computeGids(userId); 3562 } 3563 if ((flags & MATCH_KNOWN_PACKAGES) != 0) { 3564 final PackageSetting ps = mSettings.mPackages.get(packageName); 3565 if (ps != null && ps.isMatch(flags)) { 3566 return ps.getPermissionsState().computeGids(userId); 3567 } 3568 } 3569 } 3570 3571 return null; 3572 } 3573 3574 static PermissionInfo generatePermissionInfo(BasePermission bp, int flags) { 3575 if (bp.perm != null) { 3576 return PackageParser.generatePermissionInfo(bp.perm, flags); 3577 } 3578 PermissionInfo pi = new PermissionInfo(); 3579 pi.name = bp.name; 3580 pi.packageName = bp.sourcePackage; 3581 pi.nonLocalizedLabel = bp.name; 3582 pi.protectionLevel = bp.protectionLevel; 3583 return pi; 3584 } 3585 3586 @Override 3587 public PermissionInfo getPermissionInfo(String name, int flags) { 3588 // reader 3589 synchronized (mPackages) { 3590 final BasePermission p = mSettings.mPermissions.get(name); 3591 if (p != null) { 3592 return generatePermissionInfo(p, flags); 3593 } 3594 return null; 3595 } 3596 } 3597 3598 @Override 3599 public @Nullable ParceledListSlice<PermissionInfo> queryPermissionsByGroup(String group, 3600 int flags) { 3601 // reader 3602 synchronized (mPackages) { 3603 if (group != null && !mPermissionGroups.containsKey(group)) { 3604 // This is thrown as NameNotFoundException 3605 return null; 3606 } 3607 3608 ArrayList<PermissionInfo> out = new ArrayList<PermissionInfo>(10); 3609 for (BasePermission p : mSettings.mPermissions.values()) { 3610 if (group == null) { 3611 if (p.perm == null || p.perm.info.group == null) { 3612 out.add(generatePermissionInfo(p, flags)); 3613 } 3614 } else { 3615 if (p.perm != null && group.equals(p.perm.info.group)) { 3616 out.add(PackageParser.generatePermissionInfo(p.perm, flags)); 3617 } 3618 } 3619 } 3620 return new ParceledListSlice<>(out); 3621 } 3622 } 3623 3624 @Override 3625 public PermissionGroupInfo getPermissionGroupInfo(String name, int flags) { 3626 // reader 3627 synchronized (mPackages) { 3628 return PackageParser.generatePermissionGroupInfo( 3629 mPermissionGroups.get(name), flags); 3630 } 3631 } 3632 3633 @Override 3634 public @NonNull ParceledListSlice<PermissionGroupInfo> getAllPermissionGroups(int flags) { 3635 // reader 3636 synchronized (mPackages) { 3637 final int N = mPermissionGroups.size(); 3638 ArrayList<PermissionGroupInfo> out 3639 = new ArrayList<PermissionGroupInfo>(N); 3640 for (PackageParser.PermissionGroup pg : mPermissionGroups.values()) { 3641 out.add(PackageParser.generatePermissionGroupInfo(pg, flags)); 3642 } 3643 return new ParceledListSlice<>(out); 3644 } 3645 } 3646 3647 private ApplicationInfo generateApplicationInfoFromSettingsLPw(String packageName, int flags, 3648 int uid, int userId) { 3649 if (!sUserManager.exists(userId)) return null; 3650 PackageSetting ps = mSettings.mPackages.get(packageName); 3651 if (ps != null) { 3652 if (filterSharedLibPackageLPr(ps, uid, userId)) { 3653 return null; 3654 } 3655 if (ps.pkg == null) { 3656 final PackageInfo pInfo = generatePackageInfo(ps, flags, userId); 3657 if (pInfo != null) { 3658 return pInfo.applicationInfo; 3659 } 3660 return null; 3661 } 3662 ApplicationInfo ai = PackageParser.generateApplicationInfo(ps.pkg, flags, 3663 ps.readUserState(userId), userId); 3664 if (ai != null) { 3665 ai.packageName = resolveExternalPackageNameLPr(ps.pkg); 3666 } 3667 return ai; 3668 } 3669 return null; 3670 } 3671 3672 @Override 3673 public ApplicationInfo getApplicationInfo(String packageName, int flags, int userId) { 3674 if (!sUserManager.exists(userId)) return null; 3675 flags = updateFlagsForApplication(flags, userId, packageName); 3676 enforceCrossUserPermission(Binder.getCallingUid(), userId, 3677 false /* requireFullPermission */, false /* checkShell */, "get application info"); 3678 3679 // writer 3680 synchronized (mPackages) { 3681 // Normalize package name to handle renamed packages and static libs 3682 packageName = resolveInternalPackageNameLPr(packageName, 3683 PackageManager.VERSION_CODE_HIGHEST); 3684 3685 PackageParser.Package p = mPackages.get(packageName); 3686 if (DEBUG_PACKAGE_INFO) Log.v( 3687 TAG, "getApplicationInfo " + packageName 3688 + ": " + p); 3689 if (p != null) { 3690 PackageSetting ps = mSettings.mPackages.get(packageName); 3691 if (ps == null) return null; 3692 if (filterSharedLibPackageLPr(ps, Binder.getCallingUid(), userId)) { 3693 return null; 3694 } 3695 // Note: isEnabledLP() does not apply here - always return info 3696 ApplicationInfo ai = PackageParser.generateApplicationInfo( 3697 p, flags, ps.readUserState(userId), userId); 3698 if (ai != null) { 3699 ai.packageName = resolveExternalPackageNameLPr(p); 3700 } 3701 return ai; 3702 } 3703 if ("android".equals(packageName)||"system".equals(packageName)) { 3704 return mAndroidApplication; 3705 } 3706 if ((flags & MATCH_KNOWN_PACKAGES) != 0) { 3707 // Already generates the external package name 3708 return generateApplicationInfoFromSettingsLPw(packageName, 3709 Binder.getCallingUid(), flags, userId); 3710 } 3711 } 3712 return null; 3713 } 3714 3715 private String normalizePackageNameLPr(String packageName) { 3716 String normalizedPackageName = mSettings.getRenamedPackageLPr(packageName); 3717 return normalizedPackageName != null ? normalizedPackageName : packageName; 3718 } 3719 3720 @Override 3721 public void freeStorageAndNotify(final String volumeUuid, final long freeStorageSize, 3722 final IPackageDataObserver observer) { 3723 mContext.enforceCallingOrSelfPermission( 3724 android.Manifest.permission.CLEAR_APP_CACHE, null); 3725 // Queue up an async operation since clearing cache may take a little while. 3726 mHandler.post(new Runnable() { 3727 public void run() { 3728 mHandler.removeCallbacks(this); 3729 boolean success = true; 3730 synchronized (mInstallLock) { 3731 try { 3732 mInstaller.freeCache(volumeUuid, freeStorageSize, 0); 3733 } catch (InstallerException e) { 3734 Slog.w(TAG, "Couldn't clear application caches: " + e); 3735 success = false; 3736 } 3737 } 3738 if (observer != null) { 3739 try { 3740 observer.onRemoveCompleted(null, success); 3741 } catch (RemoteException e) { 3742 Slog.w(TAG, "RemoveException when invoking call back"); 3743 } 3744 } 3745 } 3746 }); 3747 } 3748 3749 @Override 3750 public void freeStorage(final String volumeUuid, final long freeStorageSize, 3751 final IntentSender pi) { 3752 mContext.enforceCallingOrSelfPermission( 3753 android.Manifest.permission.CLEAR_APP_CACHE, null); 3754 // Queue up an async operation since clearing cache may take a little while. 3755 mHandler.post(new Runnable() { 3756 public void run() { 3757 mHandler.removeCallbacks(this); 3758 boolean success = true; 3759 synchronized (mInstallLock) { 3760 try { 3761 mInstaller.freeCache(volumeUuid, freeStorageSize, 0); 3762 } catch (InstallerException e) { 3763 Slog.w(TAG, "Couldn't clear application caches: " + e); 3764 success = false; 3765 } 3766 } 3767 if(pi != null) { 3768 try { 3769 // Callback via pending intent 3770 int code = success ? 1 : 0; 3771 pi.sendIntent(null, code, null, 3772 null, null); 3773 } catch (SendIntentException e1) { 3774 Slog.i(TAG, "Failed to send pending intent"); 3775 } 3776 } 3777 } 3778 }); 3779 } 3780 3781 void freeStorage(String volumeUuid, long freeStorageSize) throws IOException { 3782 synchronized (mInstallLock) { 3783 try { 3784 mInstaller.freeCache(volumeUuid, freeStorageSize, 0); 3785 } catch (InstallerException e) { 3786 throw new IOException("Failed to free enough space", e); 3787 } 3788 } 3789 } 3790 3791 /** 3792 * Update given flags based on encryption status of current user. 3793 */ 3794 private int updateFlags(int flags, int userId) { 3795 if ((flags & (PackageManager.MATCH_DIRECT_BOOT_UNAWARE 3796 | PackageManager.MATCH_DIRECT_BOOT_AWARE)) != 0) { 3797 // Caller expressed an explicit opinion about what encryption 3798 // aware/unaware components they want to see, so fall through and 3799 // give them what they want 3800 } else { 3801 // Caller expressed no opinion, so match based on user state 3802 if (getUserManagerInternal().isUserUnlockingOrUnlocked(userId)) { 3803 flags |= PackageManager.MATCH_DIRECT_BOOT_AWARE | MATCH_DIRECT_BOOT_UNAWARE; 3804 } else { 3805 flags |= PackageManager.MATCH_DIRECT_BOOT_AWARE; 3806 } 3807 } 3808 return flags; 3809 } 3810 3811 private UserManagerInternal getUserManagerInternal() { 3812 if (mUserManagerInternal == null) { 3813 mUserManagerInternal = LocalServices.getService(UserManagerInternal.class); 3814 } 3815 return mUserManagerInternal; 3816 } 3817 3818 /** 3819 * Update given flags when being used to request {@link PackageInfo}. 3820 */ 3821 private int updateFlagsForPackage(int flags, int userId, Object cookie) { 3822 final boolean isCallerSystemUser = UserHandle.getCallingUserId() == UserHandle.USER_SYSTEM; 3823 boolean triaged = true; 3824 if ((flags & (PackageManager.GET_ACTIVITIES | PackageManager.GET_RECEIVERS 3825 | PackageManager.GET_SERVICES | PackageManager.GET_PROVIDERS)) != 0) { 3826 // Caller is asking for component details, so they'd better be 3827 // asking for specific encryption matching behavior, or be triaged 3828 if ((flags & (PackageManager.MATCH_DIRECT_BOOT_UNAWARE 3829 | PackageManager.MATCH_DIRECT_BOOT_AWARE 3830 | PackageManager.MATCH_DEBUG_TRIAGED_MISSING)) == 0) { 3831 triaged = false; 3832 } 3833 } 3834 if ((flags & (PackageManager.MATCH_UNINSTALLED_PACKAGES 3835 | PackageManager.MATCH_SYSTEM_ONLY 3836 | PackageManager.MATCH_DEBUG_TRIAGED_MISSING)) == 0) { 3837 triaged = false; 3838 } 3839 if ((flags & PackageManager.MATCH_ANY_USER) != 0) { 3840 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, 3841 "MATCH_ANY_USER flag requires INTERACT_ACROSS_USERS permission at " 3842 + Debug.getCallers(5)); 3843 } else if ((flags & PackageManager.MATCH_UNINSTALLED_PACKAGES) != 0 && isCallerSystemUser 3844 && sUserManager.hasManagedProfile(UserHandle.USER_SYSTEM)) { 3845 // If the caller wants all packages and has a restricted profile associated with it, 3846 // then match all users. This is to make sure that launchers that need to access work 3847 // profile apps don't start breaking. TODO: Remove this hack when launchers stop using 3848 // MATCH_UNINSTALLED_PACKAGES to query apps in other profiles. b/31000380 3849 flags |= PackageManager.MATCH_ANY_USER; 3850 } 3851 if (DEBUG_TRIAGED_MISSING && (Binder.getCallingUid() == Process.SYSTEM_UID) && !triaged) { 3852 Log.w(TAG, "Caller hasn't been triaged for missing apps; they asked about " + cookie 3853 + " with flags 0x" + Integer.toHexString(flags), new Throwable()); 3854 } 3855 return updateFlags(flags, userId); 3856 } 3857 3858 /** 3859 * Update given flags when being used to request {@link ApplicationInfo}. 3860 */ 3861 private int updateFlagsForApplication(int flags, int userId, Object cookie) { 3862 return updateFlagsForPackage(flags, userId, cookie); 3863 } 3864 3865 /** 3866 * Update given flags when being used to request {@link ComponentInfo}. 3867 */ 3868 private int updateFlagsForComponent(int flags, int userId, Object cookie) { 3869 if (cookie instanceof Intent) { 3870 if ((((Intent) cookie).getFlags() & Intent.FLAG_DEBUG_TRIAGED_MISSING) != 0) { 3871 flags |= PackageManager.MATCH_DEBUG_TRIAGED_MISSING; 3872 } 3873 } 3874 3875 boolean triaged = true; 3876 // Caller is asking for component details, so they'd better be 3877 // asking for specific encryption matching behavior, or be triaged 3878 if ((flags & (PackageManager.MATCH_DIRECT_BOOT_UNAWARE 3879 | PackageManager.MATCH_DIRECT_BOOT_AWARE 3880 | PackageManager.MATCH_DEBUG_TRIAGED_MISSING)) == 0) { 3881 triaged = false; 3882 } 3883 if (DEBUG_TRIAGED_MISSING && (Binder.getCallingUid() == Process.SYSTEM_UID) && !triaged) { 3884 Log.w(TAG, "Caller hasn't been triaged for missing apps; they asked about " + cookie 3885 + " with flags 0x" + Integer.toHexString(flags), new Throwable()); 3886 } 3887 3888 return updateFlags(flags, userId); 3889 } 3890 3891 /** 3892 * Update given intent when being used to request {@link ResolveInfo}. 3893 */ 3894 private Intent updateIntentForResolve(Intent intent) { 3895 if (intent.getSelector() != null) { 3896 intent = intent.getSelector(); 3897 } 3898 if (DEBUG_PREFERRED) { 3899 intent.addFlags(Intent.FLAG_DEBUG_LOG_RESOLUTION); 3900 } 3901 return intent; 3902 } 3903 3904 /** 3905 * Update given flags when being used to request {@link ResolveInfo}. 3906 */ 3907 int updateFlagsForResolve(int flags, int userId, Object cookie) { 3908 // Safe mode means we shouldn't match any third-party components 3909 if (mSafeMode) { 3910 flags |= PackageManager.MATCH_SYSTEM_ONLY; 3911 } 3912 final int callingUid = Binder.getCallingUid(); 3913 if (callingUid == Process.SYSTEM_UID || callingUid == 0) { 3914 // The system sees all components 3915 flags |= PackageManager.MATCH_EPHEMERAL; 3916 } else if (getEphemeralPackageName(callingUid) != null) { 3917 // But, ephemeral apps see both ephemeral and exposed, non-ephemeral components 3918 flags |= PackageManager.MATCH_VISIBLE_TO_EPHEMERAL_ONLY; 3919 flags |= PackageManager.MATCH_EPHEMERAL; 3920 } else { 3921 // Otherwise, prevent leaking ephemeral components 3922 flags &= ~PackageManager.MATCH_VISIBLE_TO_EPHEMERAL_ONLY; 3923 flags &= ~PackageManager.MATCH_EPHEMERAL; 3924 } 3925 return updateFlagsForComponent(flags, userId, cookie); 3926 } 3927 3928 @Override 3929 public ActivityInfo getActivityInfo(ComponentName component, int flags, int userId) { 3930 if (!sUserManager.exists(userId)) return null; 3931 flags = updateFlagsForComponent(flags, userId, component); 3932 enforceCrossUserPermission(Binder.getCallingUid(), userId, 3933 false /* requireFullPermission */, false /* checkShell */, "get activity info"); 3934 synchronized (mPackages) { 3935 PackageParser.Activity a = mActivities.mActivities.get(component); 3936 3937 if (DEBUG_PACKAGE_INFO) Log.v(TAG, "getActivityInfo " + component + ": " + a); 3938 if (a != null && mSettings.isEnabledAndMatchLPr(a.info, flags, userId)) { 3939 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 3940 if (ps == null) return null; 3941 return PackageParser.generateActivityInfo(a, flags, ps.readUserState(userId), 3942 userId); 3943 } 3944 if (mResolveComponentName.equals(component)) { 3945 return PackageParser.generateActivityInfo(mResolveActivity, flags, 3946 new PackageUserState(), userId); 3947 } 3948 } 3949 return null; 3950 } 3951 3952 @Override 3953 public boolean activitySupportsIntent(ComponentName component, Intent intent, 3954 String resolvedType) { 3955 synchronized (mPackages) { 3956 if (component.equals(mResolveComponentName)) { 3957 // The resolver supports EVERYTHING! 3958 return true; 3959 } 3960 PackageParser.Activity a = mActivities.mActivities.get(component); 3961 if (a == null) { 3962 return false; 3963 } 3964 for (int i=0; i<a.intents.size(); i++) { 3965 if (a.intents.get(i).match(intent.getAction(), resolvedType, intent.getScheme(), 3966 intent.getData(), intent.getCategories(), TAG) >= 0) { 3967 return true; 3968 } 3969 } 3970 return false; 3971 } 3972 } 3973 3974 @Override 3975 public ActivityInfo getReceiverInfo(ComponentName component, int flags, int userId) { 3976 if (!sUserManager.exists(userId)) return null; 3977 flags = updateFlagsForComponent(flags, userId, component); 3978 enforceCrossUserPermission(Binder.getCallingUid(), userId, 3979 false /* requireFullPermission */, false /* checkShell */, "get receiver info"); 3980 synchronized (mPackages) { 3981 PackageParser.Activity a = mReceivers.mActivities.get(component); 3982 if (DEBUG_PACKAGE_INFO) Log.v( 3983 TAG, "getReceiverInfo " + component + ": " + a); 3984 if (a != null && mSettings.isEnabledAndMatchLPr(a.info, flags, userId)) { 3985 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 3986 if (ps == null) return null; 3987 return PackageParser.generateActivityInfo(a, flags, ps.readUserState(userId), 3988 userId); 3989 } 3990 } 3991 return null; 3992 } 3993 3994 @Override 3995 public ParceledListSlice<SharedLibraryInfo> getSharedLibraries(int flags, int userId) { 3996 if (!sUserManager.exists(userId)) return null; 3997 Preconditions.checkArgumentNonnegative(userId, "userId must be >= 0"); 3998 3999 flags = updateFlagsForPackage(flags, userId, null); 4000 4001 final boolean canSeeStaticLibraries = 4002 mContext.checkCallingOrSelfPermission(INSTALL_PACKAGES) 4003 == PERMISSION_GRANTED 4004 || mContext.checkCallingOrSelfPermission(DELETE_PACKAGES) 4005 == PERMISSION_GRANTED 4006 || mContext.checkCallingOrSelfPermission(REQUEST_INSTALL_PACKAGES) 4007 == PERMISSION_GRANTED 4008 || mContext.checkCallingOrSelfPermission(REQUEST_DELETE_PACKAGES) 4009 == PERMISSION_GRANTED; 4010 4011 synchronized (mPackages) { 4012 List<SharedLibraryInfo> result = null; 4013 4014 final int libCount = mSharedLibraries.size(); 4015 for (int i = 0; i < libCount; i++) { 4016 SparseArray<SharedLibraryEntry> versionedLib = mSharedLibraries.valueAt(i); 4017 if (versionedLib == null) { 4018 continue; 4019 } 4020 4021 final int versionCount = versionedLib.size(); 4022 for (int j = 0; j < versionCount; j++) { 4023 SharedLibraryInfo libInfo = versionedLib.valueAt(j).info; 4024 if (!canSeeStaticLibraries && libInfo.isStatic()) { 4025 break; 4026 } 4027 final long identity = Binder.clearCallingIdentity(); 4028 try { 4029 // TODO: We will change version code to long, so in the new API it is long 4030 PackageInfo packageInfo = getPackageInfoVersioned( 4031 libInfo.getDeclaringPackage(), flags, userId); 4032 if (packageInfo == null) { 4033 continue; 4034 } 4035 } finally { 4036 Binder.restoreCallingIdentity(identity); 4037 } 4038 4039 SharedLibraryInfo resLibInfo = new SharedLibraryInfo(libInfo.getName(), 4040 libInfo.getVersion(), libInfo.getType(), libInfo.getDeclaringPackage(), 4041 getPackagesUsingSharedLibraryLPr(libInfo, flags, userId)); 4042 4043 if (result == null) { 4044 result = new ArrayList<>(); 4045 } 4046 result.add(resLibInfo); 4047 } 4048 } 4049 4050 return result != null ? new ParceledListSlice<>(result) : null; 4051 } 4052 } 4053 4054 private List<VersionedPackage> getPackagesUsingSharedLibraryLPr( 4055 SharedLibraryInfo libInfo, int flags, int userId) { 4056 List<VersionedPackage> versionedPackages = null; 4057 final int packageCount = mSettings.mPackages.size(); 4058 for (int i = 0; i < packageCount; i++) { 4059 PackageSetting ps = mSettings.mPackages.valueAt(i); 4060 4061 if (ps == null) { 4062 continue; 4063 } 4064 4065 if (!ps.getUserState().get(userId).isAvailable(flags)) { 4066 continue; 4067 } 4068 4069 final String libName = libInfo.getName(); 4070 if (libInfo.isStatic()) { 4071 final int libIdx = ArrayUtils.indexOf(ps.usesStaticLibraries, libName); 4072 if (libIdx < 0) { 4073 continue; 4074 } 4075 if (ps.usesStaticLibrariesVersions[libIdx] != libInfo.getVersion()) { 4076 continue; 4077 } 4078 if (versionedPackages == null) { 4079 versionedPackages = new ArrayList<>(); 4080 } 4081 // If the dependent is a static shared lib, use the public package name 4082 String dependentPackageName = ps.name; 4083 if (ps.pkg != null && ps.pkg.applicationInfo.isStaticSharedLibrary()) { 4084 dependentPackageName = ps.pkg.manifestPackageName; 4085 } 4086 versionedPackages.add(new VersionedPackage(dependentPackageName, ps.versionCode)); 4087 } else if (ps.pkg != null) { 4088 if (ArrayUtils.contains(ps.pkg.usesLibraries, libName) 4089 || ArrayUtils.contains(ps.pkg.usesOptionalLibraries, libName)) { 4090 if (versionedPackages == null) { 4091 versionedPackages = new ArrayList<>(); 4092 } 4093 versionedPackages.add(new VersionedPackage(ps.name, ps.versionCode)); 4094 } 4095 } 4096 } 4097 4098 return versionedPackages; 4099 } 4100 4101 @Override 4102 public ServiceInfo getServiceInfo(ComponentName component, int flags, int userId) { 4103 if (!sUserManager.exists(userId)) return null; 4104 flags = updateFlagsForComponent(flags, userId, component); 4105 enforceCrossUserPermission(Binder.getCallingUid(), userId, 4106 false /* requireFullPermission */, false /* checkShell */, "get service info"); 4107 synchronized (mPackages) { 4108 PackageParser.Service s = mServices.mServices.get(component); 4109 if (DEBUG_PACKAGE_INFO) Log.v( 4110 TAG, "getServiceInfo " + component + ": " + s); 4111 if (s != null && mSettings.isEnabledAndMatchLPr(s.info, flags, userId)) { 4112 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 4113 if (ps == null) return null; 4114 return PackageParser.generateServiceInfo(s, flags, ps.readUserState(userId), 4115 userId); 4116 } 4117 } 4118 return null; 4119 } 4120 4121 @Override 4122 public ProviderInfo getProviderInfo(ComponentName component, int flags, int userId) { 4123 if (!sUserManager.exists(userId)) return null; 4124 flags = updateFlagsForComponent(flags, userId, component); 4125 enforceCrossUserPermission(Binder.getCallingUid(), userId, 4126 false /* requireFullPermission */, false /* checkShell */, "get provider info"); 4127 synchronized (mPackages) { 4128 PackageParser.Provider p = mProviders.mProviders.get(component); 4129 if (DEBUG_PACKAGE_INFO) Log.v( 4130 TAG, "getProviderInfo " + component + ": " + p); 4131 if (p != null && mSettings.isEnabledAndMatchLPr(p.info, flags, userId)) { 4132 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 4133 if (ps == null) return null; 4134 return PackageParser.generateProviderInfo(p, flags, ps.readUserState(userId), 4135 userId); 4136 } 4137 } 4138 return null; 4139 } 4140 4141 @Override 4142 public String[] getSystemSharedLibraryNames() { 4143 synchronized (mPackages) { 4144 Set<String> libs = null; 4145 final int libCount = mSharedLibraries.size(); 4146 for (int i = 0; i < libCount; i++) { 4147 SparseArray<SharedLibraryEntry> versionedLib = mSharedLibraries.valueAt(i); 4148 if (versionedLib == null) { 4149 continue; 4150 } 4151 final int versionCount = versionedLib.size(); 4152 for (int j = 0; j < versionCount; j++) { 4153 SharedLibraryEntry libEntry = versionedLib.valueAt(j); 4154 if (!libEntry.info.isStatic()) { 4155 if (libs == null) { 4156 libs = new ArraySet<>(); 4157 } 4158 libs.add(libEntry.info.getName()); 4159 break; 4160 } 4161 PackageSetting ps = mSettings.getPackageLPr(libEntry.apk); 4162 if (ps != null && !filterSharedLibPackageLPr(ps, Binder.getCallingUid(), 4163 UserHandle.getUserId(Binder.getCallingUid()))) { 4164 if (libs == null) { 4165 libs = new ArraySet<>(); 4166 } 4167 libs.add(libEntry.info.getName()); 4168 break; 4169 } 4170 } 4171 } 4172 4173 if (libs != null) { 4174 String[] libsArray = new String[libs.size()]; 4175 libs.toArray(libsArray); 4176 return libsArray; 4177 } 4178 4179 return null; 4180 } 4181 } 4182 4183 @Override 4184 public @NonNull String getServicesSystemSharedLibraryPackageName() { 4185 synchronized (mPackages) { 4186 return mServicesSystemSharedLibraryPackageName; 4187 } 4188 } 4189 4190 @Override 4191 public @NonNull String getSharedSystemSharedLibraryPackageName() { 4192 synchronized (mPackages) { 4193 return mSharedSystemSharedLibraryPackageName; 4194 } 4195 } 4196 4197 @Override 4198 public @NonNull ParceledListSlice<FeatureInfo> getSystemAvailableFeatures() { 4199 synchronized (mPackages) { 4200 final ArrayList<FeatureInfo> res = new ArrayList<>(mAvailableFeatures.values()); 4201 4202 final FeatureInfo fi = new FeatureInfo(); 4203 fi.reqGlEsVersion = SystemProperties.getInt("ro.opengles.version", 4204 FeatureInfo.GL_ES_VERSION_UNDEFINED); 4205 res.add(fi); 4206 4207 return new ParceledListSlice<>(res); 4208 } 4209 } 4210 4211 @Override 4212 public boolean hasSystemFeature(String name, int version) { 4213 synchronized (mPackages) { 4214 final FeatureInfo feat = mAvailableFeatures.get(name); 4215 if (feat == null) { 4216 return false; 4217 } else { 4218 return feat.version >= version; 4219 } 4220 } 4221 } 4222 4223 @Override 4224 public int checkPermission(String permName, String pkgName, int userId) { 4225 if (!sUserManager.exists(userId)) { 4226 return PackageManager.PERMISSION_DENIED; 4227 } 4228 4229 synchronized (mPackages) { 4230 final PackageParser.Package p = mPackages.get(pkgName); 4231 if (p != null && p.mExtras != null) { 4232 final PackageSetting ps = (PackageSetting) p.mExtras; 4233 final PermissionsState permissionsState = ps.getPermissionsState(); 4234 if (permissionsState.hasPermission(permName, userId)) { 4235 return PackageManager.PERMISSION_GRANTED; 4236 } 4237 // Special case: ACCESS_FINE_LOCATION permission includes ACCESS_COARSE_LOCATION 4238 if (Manifest.permission.ACCESS_COARSE_LOCATION.equals(permName) && permissionsState 4239 .hasPermission(Manifest.permission.ACCESS_FINE_LOCATION, userId)) { 4240 return PackageManager.PERMISSION_GRANTED; 4241 } 4242 } 4243 } 4244 4245 return PackageManager.PERMISSION_DENIED; 4246 } 4247 4248 @Override 4249 public int checkUidPermission(String permName, int uid) { 4250 final int userId = UserHandle.getUserId(uid); 4251 4252 if (!sUserManager.exists(userId)) { 4253 return PackageManager.PERMISSION_DENIED; 4254 } 4255 4256 synchronized (mPackages) { 4257 Object obj = mSettings.getUserIdLPr(UserHandle.getAppId(uid)); 4258 if (obj != null) { 4259 final SettingBase ps = (SettingBase) obj; 4260 final PermissionsState permissionsState = ps.getPermissionsState(); 4261 if (permissionsState.hasPermission(permName, userId)) { 4262 return PackageManager.PERMISSION_GRANTED; 4263 } 4264 // Special case: ACCESS_FINE_LOCATION permission includes ACCESS_COARSE_LOCATION 4265 if (Manifest.permission.ACCESS_COARSE_LOCATION.equals(permName) && permissionsState 4266 .hasPermission(Manifest.permission.ACCESS_FINE_LOCATION, userId)) { 4267 return PackageManager.PERMISSION_GRANTED; 4268 } 4269 } else { 4270 ArraySet<String> perms = mSystemPermissions.get(uid); 4271 if (perms != null) { 4272 if (perms.contains(permName)) { 4273 return PackageManager.PERMISSION_GRANTED; 4274 } 4275 if (Manifest.permission.ACCESS_COARSE_LOCATION.equals(permName) && perms 4276 .contains(Manifest.permission.ACCESS_FINE_LOCATION)) { 4277 return PackageManager.PERMISSION_GRANTED; 4278 } 4279 } 4280 } 4281 } 4282 4283 return PackageManager.PERMISSION_DENIED; 4284 } 4285 4286 @Override 4287 public boolean isPermissionRevokedByPolicy(String permission, String packageName, int userId) { 4288 if (UserHandle.getCallingUserId() != userId) { 4289 mContext.enforceCallingPermission( 4290 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, 4291 "isPermissionRevokedByPolicy for user " + userId); 4292 } 4293 4294 if (checkPermission(permission, packageName, userId) 4295 == PackageManager.PERMISSION_GRANTED) { 4296 return false; 4297 } 4298 4299 final long identity = Binder.clearCallingIdentity(); 4300 try { 4301 final int flags = getPermissionFlags(permission, packageName, userId); 4302 return (flags & PackageManager.FLAG_PERMISSION_POLICY_FIXED) != 0; 4303 } finally { 4304 Binder.restoreCallingIdentity(identity); 4305 } 4306 } 4307 4308 @Override 4309 public String getPermissionControllerPackageName() { 4310 synchronized (mPackages) { 4311 return mRequiredInstallerPackage; 4312 } 4313 } 4314 4315 /** 4316 * Checks if the request is from the system or an app that has INTERACT_ACROSS_USERS 4317 * or INTERACT_ACROSS_USERS_FULL permissions, if the userid is not for the caller. 4318 * @param checkShell whether to prevent shell from access if there's a debugging restriction 4319 * @param message the message to log on security exception 4320 */ 4321 void enforceCrossUserPermission(int callingUid, int userId, boolean requireFullPermission, 4322 boolean checkShell, String message) { 4323 if (userId < 0) { 4324 throw new IllegalArgumentException("Invalid userId " + userId); 4325 } 4326 if (checkShell) { 4327 enforceShellRestriction(UserManager.DISALLOW_DEBUGGING_FEATURES, callingUid, userId); 4328 } 4329 if (userId == UserHandle.getUserId(callingUid)) return; 4330 if (callingUid != Process.SYSTEM_UID && callingUid != 0) { 4331 if (requireFullPermission) { 4332 mContext.enforceCallingOrSelfPermission( 4333 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, message); 4334 } else { 4335 try { 4336 mContext.enforceCallingOrSelfPermission( 4337 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, message); 4338 } catch (SecurityException se) { 4339 mContext.enforceCallingOrSelfPermission( 4340 android.Manifest.permission.INTERACT_ACROSS_USERS, message); 4341 } 4342 } 4343 } 4344 } 4345 4346 void enforceShellRestriction(String restriction, int callingUid, int userHandle) { 4347 if (callingUid == Process.SHELL_UID) { 4348 if (userHandle >= 0 4349 && sUserManager.hasUserRestriction(restriction, userHandle)) { 4350 throw new SecurityException("Shell does not have permission to access user " 4351 + userHandle); 4352 } else if (userHandle < 0) { 4353 Slog.e(TAG, "Unable to check shell permission for user " + userHandle + "\n\t" 4354 + Debug.getCallers(3)); 4355 } 4356 } 4357 } 4358 4359 private BasePermission findPermissionTreeLP(String permName) { 4360 for(BasePermission bp : mSettings.mPermissionTrees.values()) { 4361 if (permName.startsWith(bp.name) && 4362 permName.length() > bp.name.length() && 4363 permName.charAt(bp.name.length()) == '.') { 4364 return bp; 4365 } 4366 } 4367 return null; 4368 } 4369 4370 private BasePermission checkPermissionTreeLP(String permName) { 4371 if (permName != null) { 4372 BasePermission bp = findPermissionTreeLP(permName); 4373 if (bp != null) { 4374 if (bp.uid == UserHandle.getAppId(Binder.getCallingUid())) { 4375 return bp; 4376 } 4377 throw new SecurityException("Calling uid " 4378 + Binder.getCallingUid() 4379 + " is not allowed to add to permission tree " 4380 + bp.name + " owned by uid " + bp.uid); 4381 } 4382 } 4383 throw new SecurityException("No permission tree found for " + permName); 4384 } 4385 4386 static boolean compareStrings(CharSequence s1, CharSequence s2) { 4387 if (s1 == null) { 4388 return s2 == null; 4389 } 4390 if (s2 == null) { 4391 return false; 4392 } 4393 if (s1.getClass() != s2.getClass()) { 4394 return false; 4395 } 4396 return s1.equals(s2); 4397 } 4398 4399 static boolean comparePermissionInfos(PermissionInfo pi1, PermissionInfo pi2) { 4400 if (pi1.icon != pi2.icon) return false; 4401 if (pi1.logo != pi2.logo) return false; 4402 if (pi1.protectionLevel != pi2.protectionLevel) return false; 4403 if (!compareStrings(pi1.name, pi2.name)) return false; 4404 if (!compareStrings(pi1.nonLocalizedLabel, pi2.nonLocalizedLabel)) return false; 4405 // We'll take care of setting this one. 4406 if (!compareStrings(pi1.packageName, pi2.packageName)) return false; 4407 // These are not currently stored in settings. 4408 //if (!compareStrings(pi1.group, pi2.group)) return false; 4409 //if (!compareStrings(pi1.nonLocalizedDescription, pi2.nonLocalizedDescription)) return false; 4410 //if (pi1.labelRes != pi2.labelRes) return false; 4411 //if (pi1.descriptionRes != pi2.descriptionRes) return false; 4412 return true; 4413 } 4414 4415 int permissionInfoFootprint(PermissionInfo info) { 4416 int size = info.name.length(); 4417 if (info.nonLocalizedLabel != null) size += info.nonLocalizedLabel.length(); 4418 if (info.nonLocalizedDescription != null) size += info.nonLocalizedDescription.length(); 4419 return size; 4420 } 4421 4422 int calculateCurrentPermissionFootprintLocked(BasePermission tree) { 4423 int size = 0; 4424 for (BasePermission perm : mSettings.mPermissions.values()) { 4425 if (perm.uid == tree.uid) { 4426 size += perm.name.length() + permissionInfoFootprint(perm.perm.info); 4427 } 4428 } 4429 return size; 4430 } 4431 4432 void enforcePermissionCapLocked(PermissionInfo info, BasePermission tree) { 4433 // We calculate the max size of permissions defined by this uid and throw 4434 // if that plus the size of 'info' would exceed our stated maximum. 4435 if (tree.uid != Process.SYSTEM_UID) { 4436 final int curTreeSize = calculateCurrentPermissionFootprintLocked(tree); 4437 if (curTreeSize + permissionInfoFootprint(info) > MAX_PERMISSION_TREE_FOOTPRINT) { 4438 throw new SecurityException("Permission tree size cap exceeded"); 4439 } 4440 } 4441 } 4442 4443 boolean addPermissionLocked(PermissionInfo info, boolean async) { 4444 if (info.labelRes == 0 && info.nonLocalizedLabel == null) { 4445 throw new SecurityException("Label must be specified in permission"); 4446 } 4447 BasePermission tree = checkPermissionTreeLP(info.name); 4448 BasePermission bp = mSettings.mPermissions.get(info.name); 4449 boolean added = bp == null; 4450 boolean changed = true; 4451 int fixedLevel = PermissionInfo.fixProtectionLevel(info.protectionLevel); 4452 if (added) { 4453 enforcePermissionCapLocked(info, tree); 4454 bp = new BasePermission(info.name, tree.sourcePackage, 4455 BasePermission.TYPE_DYNAMIC); 4456 } else if (bp.type != BasePermission.TYPE_DYNAMIC) { 4457 throw new SecurityException( 4458 "Not allowed to modify non-dynamic permission " 4459 + info.name); 4460 } else { 4461 if (bp.protectionLevel == fixedLevel 4462 && bp.perm.owner.equals(tree.perm.owner) 4463 && bp.uid == tree.uid 4464 && comparePermissionInfos(bp.perm.info, info)) { 4465 changed = false; 4466 } 4467 } 4468 bp.protectionLevel = fixedLevel; 4469 info = new PermissionInfo(info); 4470 info.protectionLevel = fixedLevel; 4471 bp.perm = new PackageParser.Permission(tree.perm.owner, info); 4472 bp.perm.info.packageName = tree.perm.info.packageName; 4473 bp.uid = tree.uid; 4474 if (added) { 4475 mSettings.mPermissions.put(info.name, bp); 4476 } 4477 if (changed) { 4478 if (!async) { 4479 mSettings.writeLPr(); 4480 } else { 4481 scheduleWriteSettingsLocked(); 4482 } 4483 } 4484 return added; 4485 } 4486 4487 @Override 4488 public boolean addPermission(PermissionInfo info) { 4489 synchronized (mPackages) { 4490 return addPermissionLocked(info, false); 4491 } 4492 } 4493 4494 @Override 4495 public boolean addPermissionAsync(PermissionInfo info) { 4496 synchronized (mPackages) { 4497 return addPermissionLocked(info, true); 4498 } 4499 } 4500 4501 @Override 4502 public void removePermission(String name) { 4503 synchronized (mPackages) { 4504 checkPermissionTreeLP(name); 4505 BasePermission bp = mSettings.mPermissions.get(name); 4506 if (bp != null) { 4507 if (bp.type != BasePermission.TYPE_DYNAMIC) { 4508 throw new SecurityException( 4509 "Not allowed to modify non-dynamic permission " 4510 + name); 4511 } 4512 mSettings.mPermissions.remove(name); 4513 mSettings.writeLPr(); 4514 } 4515 } 4516 } 4517 4518 private static void enforceDeclaredAsUsedAndRuntimeOrDevelopmentPermission(PackageParser.Package pkg, 4519 BasePermission bp) { 4520 int index = pkg.requestedPermissions.indexOf(bp.name); 4521 if (index == -1) { 4522 throw new SecurityException("Package " + pkg.packageName 4523 + " has not requested permission " + bp.name); 4524 } 4525 if (!bp.isRuntime() && !bp.isDevelopment()) { 4526 throw new SecurityException("Permission " + bp.name 4527 + " is not a changeable permission type"); 4528 } 4529 } 4530 4531 @Override 4532 public void grantRuntimePermission(String packageName, String name, final int userId) { 4533 grantRuntimePermission(packageName, name, userId, false /* Only if not fixed by policy */); 4534 } 4535 4536 private void grantRuntimePermission(String packageName, String name, final int userId, 4537 boolean overridePolicy) { 4538 if (!sUserManager.exists(userId)) { 4539 Log.e(TAG, "No such user:" + userId); 4540 return; 4541 } 4542 4543 mContext.enforceCallingOrSelfPermission( 4544 android.Manifest.permission.GRANT_RUNTIME_PERMISSIONS, 4545 "grantRuntimePermission"); 4546 4547 enforceCrossUserPermission(Binder.getCallingUid(), userId, 4548 true /* requireFullPermission */, true /* checkShell */, 4549 "grantRuntimePermission"); 4550 4551 final int uid; 4552 final SettingBase sb; 4553 4554 synchronized (mPackages) { 4555 final PackageParser.Package pkg = mPackages.get(packageName); 4556 if (pkg == null) { 4557 throw new IllegalArgumentException("Unknown package: " + packageName); 4558 } 4559 4560 final BasePermission bp = mSettings.mPermissions.get(name); 4561 if (bp == null) { 4562 throw new IllegalArgumentException("Unknown permission: " + name); 4563 } 4564 4565 enforceDeclaredAsUsedAndRuntimeOrDevelopmentPermission(pkg, bp); 4566 4567 // If a permission review is required for legacy apps we represent 4568 // their permissions as always granted runtime ones since we need 4569 // to keep the review required permission flag per user while an 4570 // install permission's state is shared across all users. 4571 if (mPermissionReviewRequired 4572 && pkg.applicationInfo.targetSdkVersion < Build.VERSION_CODES.M 4573 && bp.isRuntime()) { 4574 return; 4575 } 4576 4577 uid = UserHandle.getUid(userId, pkg.applicationInfo.uid); 4578 sb = (SettingBase) pkg.mExtras; 4579 if (sb == null) { 4580 throw new IllegalArgumentException("Unknown package: " + packageName); 4581 } 4582 4583 final PermissionsState permissionsState = sb.getPermissionsState(); 4584 4585 final int flags = permissionsState.getPermissionFlags(name, userId); 4586 if ((flags & PackageManager.FLAG_PERMISSION_SYSTEM_FIXED) != 0) { 4587 throw new SecurityException("Cannot grant system fixed permission " 4588 + name + " for package " + packageName); 4589 } 4590 if (!overridePolicy && (flags & PackageManager.FLAG_PERMISSION_POLICY_FIXED) != 0) { 4591 throw new SecurityException("Cannot grant policy fixed permission " 4592 + name + " for package " + packageName); 4593 } 4594 4595 if (bp.isDevelopment()) { 4596 // Development permissions must be handled specially, since they are not 4597 // normal runtime permissions. For now they apply to all users. 4598 if (permissionsState.grantInstallPermission(bp) != 4599 PermissionsState.PERMISSION_OPERATION_FAILURE) { 4600 scheduleWriteSettingsLocked(); 4601 } 4602 return; 4603 } 4604 4605 if (pkg.applicationInfo.isEphemeralApp() && !bp.isEphemeral()) { 4606 throw new SecurityException("Cannot grant non-ephemeral permission" 4607 + name + " for package " + packageName); 4608 } 4609 4610 if (pkg.applicationInfo.targetSdkVersion < Build.VERSION_CODES.M) { 4611 Slog.w(TAG, "Cannot grant runtime permission to a legacy app"); 4612 return; 4613 } 4614 4615 final int result = permissionsState.grantRuntimePermission(bp, userId); 4616 switch (result) { 4617 case PermissionsState.PERMISSION_OPERATION_FAILURE: { 4618 return; 4619 } 4620 4621 case PermissionsState.PERMISSION_OPERATION_SUCCESS_GIDS_CHANGED: { 4622 final int appId = UserHandle.getAppId(pkg.applicationInfo.uid); 4623 mHandler.post(new Runnable() { 4624 @Override 4625 public void run() { 4626 killUid(appId, userId, KILL_APP_REASON_GIDS_CHANGED); 4627 } 4628 }); 4629 } 4630 break; 4631 } 4632 4633 if (bp.isRuntime()) { 4634 logPermissionGranted(mContext, name, packageName); 4635 } 4636 4637 mOnPermissionChangeListeners.onPermissionsChanged(uid); 4638 4639 // Not critical if that is lost - app has to request again. 4640 mSettings.writeRuntimePermissionsForUserLPr(userId, false); 4641 } 4642 4643 // Only need to do this if user is initialized. Otherwise it's a new user 4644 // and there are no processes running as the user yet and there's no need 4645 // to make an expensive call to remount processes for the changed permissions. 4646 if (READ_EXTERNAL_STORAGE.equals(name) 4647 || WRITE_EXTERNAL_STORAGE.equals(name)) { 4648 final long token = Binder.clearCallingIdentity(); 4649 try { 4650 if (sUserManager.isInitialized(userId)) { 4651 StorageManagerInternal storageManagerInternal = LocalServices.getService( 4652 StorageManagerInternal.class); 4653 storageManagerInternal.onExternalStoragePolicyChanged(uid, packageName); 4654 } 4655 } finally { 4656 Binder.restoreCallingIdentity(token); 4657 } 4658 } 4659 } 4660 4661 @Override 4662 public void revokeRuntimePermission(String packageName, String name, int userId) { 4663 revokeRuntimePermission(packageName, name, userId, false /* Only if not fixed by policy */); 4664 } 4665 4666 private void revokeRuntimePermission(String packageName, String name, int userId, 4667 boolean overridePolicy) { 4668 if (!sUserManager.exists(userId)) { 4669 Log.e(TAG, "No such user:" + userId); 4670 return; 4671 } 4672 4673 mContext.enforceCallingOrSelfPermission( 4674 android.Manifest.permission.REVOKE_RUNTIME_PERMISSIONS, 4675 "revokeRuntimePermission"); 4676 4677 enforceCrossUserPermission(Binder.getCallingUid(), userId, 4678 true /* requireFullPermission */, true /* checkShell */, 4679 "revokeRuntimePermission"); 4680 4681 final int appId; 4682 4683 synchronized (mPackages) { 4684 final PackageParser.Package pkg = mPackages.get(packageName); 4685 if (pkg == null) { 4686 throw new IllegalArgumentException("Unknown package: " + packageName); 4687 } 4688 4689 final BasePermission bp = mSettings.mPermissions.get(name); 4690 if (bp == null) { 4691 throw new IllegalArgumentException("Unknown permission: " + name); 4692 } 4693 4694 enforceDeclaredAsUsedAndRuntimeOrDevelopmentPermission(pkg, bp); 4695 4696 // If a permission review is required for legacy apps we represent 4697 // their permissions as always granted runtime ones since we need 4698 // to keep the review required permission flag per user while an 4699 // install permission's state is shared across all users. 4700 if (mPermissionReviewRequired 4701 && pkg.applicationInfo.targetSdkVersion < Build.VERSION_CODES.M 4702 && bp.isRuntime()) { 4703 return; 4704 } 4705 4706 SettingBase sb = (SettingBase) pkg.mExtras; 4707 if (sb == null) { 4708 throw new IllegalArgumentException("Unknown package: " + packageName); 4709 } 4710 4711 final PermissionsState permissionsState = sb.getPermissionsState(); 4712 4713 final int flags = permissionsState.getPermissionFlags(name, userId); 4714 if ((flags & PackageManager.FLAG_PERMISSION_SYSTEM_FIXED) != 0) { 4715 throw new SecurityException("Cannot revoke system fixed permission " 4716 + name + " for package " + packageName); 4717 } 4718 if (!overridePolicy && (flags & PackageManager.FLAG_PERMISSION_POLICY_FIXED) != 0) { 4719 throw new SecurityException("Cannot revoke policy fixed permission " 4720 + name + " for package " + packageName); 4721 } 4722 4723 if (bp.isDevelopment()) { 4724 // Development permissions must be handled specially, since they are not 4725 // normal runtime permissions. For now they apply to all users. 4726 if (permissionsState.revokeInstallPermission(bp) != 4727 PermissionsState.PERMISSION_OPERATION_FAILURE) { 4728 scheduleWriteSettingsLocked(); 4729 } 4730 return; 4731 } 4732 4733 if (permissionsState.revokeRuntimePermission(bp, userId) == 4734 PermissionsState.PERMISSION_OPERATION_FAILURE) { 4735 return; 4736 } 4737 4738 if (bp.isRuntime()) { 4739 logPermissionRevoked(mContext, name, packageName); 4740 } 4741 4742 mOnPermissionChangeListeners.onPermissionsChanged(pkg.applicationInfo.uid); 4743 4744 // Critical, after this call app should never have the permission. 4745 mSettings.writeRuntimePermissionsForUserLPr(userId, true); 4746 4747 appId = UserHandle.getAppId(pkg.applicationInfo.uid); 4748 } 4749 4750 killUid(appId, userId, KILL_APP_REASON_PERMISSIONS_REVOKED); 4751 } 4752 4753 /** 4754 * Get the first event id for the permission. 4755 * 4756 * <p>There are four events for each permission: <ul> 4757 * <li>Request permission: first id + 0</li> 4758 * <li>Grant permission: first id + 1</li> 4759 * <li>Request for permission denied: first id + 2</li> 4760 * <li>Revoke permission: first id + 3</li> 4761 * </ul></p> 4762 * 4763 * @param name name of the permission 4764 * 4765 * @return The first event id for the permission 4766 */ 4767 private static int getBaseEventId(@NonNull String name) { 4768 int eventIdIndex = ALL_DANGEROUS_PERMISSIONS.indexOf(name); 4769 4770 if (eventIdIndex == -1) { 4771 if (AppOpsManager.permissionToOpCode(name) == AppOpsManager.OP_NONE 4772 || "user".equals(Build.TYPE)) { 4773 Log.i(TAG, "Unknown permission " + name); 4774 4775 return MetricsEvent.ACTION_PERMISSION_REQUEST_UNKNOWN; 4776 } else { 4777 // Most likely #ALL_DANGEROUS_PERMISSIONS needs to be updated. 4778 // 4779 // Also update 4780 // - EventLogger#ALL_DANGEROUS_PERMISSIONS 4781 // - metrics_constants.proto 4782 throw new IllegalStateException("Unknown permission " + name); 4783 } 4784 } 4785 4786 return MetricsEvent.ACTION_PERMISSION_REQUEST_READ_CALENDAR + eventIdIndex * 4; 4787 } 4788 4789 /** 4790 * Log that a permission was revoked. 4791 * 4792 * @param context Context of the caller 4793 * @param name name of the permission 4794 * @param packageName package permission if for 4795 */ 4796 private static void logPermissionRevoked(@NonNull Context context, @NonNull String name, 4797 @NonNull String packageName) { 4798 MetricsLogger.action(context, getBaseEventId(name) + 3, packageName); 4799 } 4800 4801 /** 4802 * Log that a permission request was granted. 4803 * 4804 * @param context Context of the caller 4805 * @param name name of the permission 4806 * @param packageName package permission if for 4807 */ 4808 private static void logPermissionGranted(@NonNull Context context, @NonNull String name, 4809 @NonNull String packageName) { 4810 MetricsLogger.action(context, getBaseEventId(name) + 1, packageName); 4811 } 4812 4813 @Override 4814 public void resetRuntimePermissions() { 4815 mContext.enforceCallingOrSelfPermission( 4816 android.Manifest.permission.REVOKE_RUNTIME_PERMISSIONS, 4817 "revokeRuntimePermission"); 4818 4819 int callingUid = Binder.getCallingUid(); 4820 if (callingUid != Process.SYSTEM_UID && callingUid != 0) { 4821 mContext.enforceCallingOrSelfPermission( 4822 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, 4823 "resetRuntimePermissions"); 4824 } 4825 4826 synchronized (mPackages) { 4827 updatePermissionsLPw(null, null, UPDATE_PERMISSIONS_ALL); 4828 for (int userId : UserManagerService.getInstance().getUserIds()) { 4829 final int packageCount = mPackages.size(); 4830 for (int i = 0; i < packageCount; i++) { 4831 PackageParser.Package pkg = mPackages.valueAt(i); 4832 if (!(pkg.mExtras instanceof PackageSetting)) { 4833 continue; 4834 } 4835 PackageSetting ps = (PackageSetting) pkg.mExtras; 4836 resetUserChangesToRuntimePermissionsAndFlagsLPw(ps, userId); 4837 } 4838 } 4839 } 4840 } 4841 4842 @Override 4843 public int getPermissionFlags(String name, String packageName, int userId) { 4844 if (!sUserManager.exists(userId)) { 4845 return 0; 4846 } 4847 4848 enforceGrantRevokeRuntimePermissionPermissions("getPermissionFlags"); 4849 4850 enforceCrossUserPermission(Binder.getCallingUid(), userId, 4851 true /* requireFullPermission */, false /* checkShell */, 4852 "getPermissionFlags"); 4853 4854 synchronized (mPackages) { 4855 final PackageParser.Package pkg = mPackages.get(packageName); 4856 if (pkg == null) { 4857 return 0; 4858 } 4859 4860 final BasePermission bp = mSettings.mPermissions.get(name); 4861 if (bp == null) { 4862 return 0; 4863 } 4864 4865 SettingBase sb = (SettingBase) pkg.mExtras; 4866 if (sb == null) { 4867 return 0; 4868 } 4869 4870 PermissionsState permissionsState = sb.getPermissionsState(); 4871 return permissionsState.getPermissionFlags(name, userId); 4872 } 4873 } 4874 4875 @Override 4876 public void updatePermissionFlags(String name, String packageName, int flagMask, 4877 int flagValues, int userId) { 4878 if (!sUserManager.exists(userId)) { 4879 return; 4880 } 4881 4882 enforceGrantRevokeRuntimePermissionPermissions("updatePermissionFlags"); 4883 4884 enforceCrossUserPermission(Binder.getCallingUid(), userId, 4885 true /* requireFullPermission */, true /* checkShell */, 4886 "updatePermissionFlags"); 4887 4888 // Only the system can change these flags and nothing else. 4889 if (getCallingUid() != Process.SYSTEM_UID) { 4890 flagMask &= ~PackageManager.FLAG_PERMISSION_SYSTEM_FIXED; 4891 flagValues &= ~PackageManager.FLAG_PERMISSION_SYSTEM_FIXED; 4892 flagMask &= ~PackageManager.FLAG_PERMISSION_GRANTED_BY_DEFAULT; 4893 flagValues &= ~PackageManager.FLAG_PERMISSION_GRANTED_BY_DEFAULT; 4894 flagValues &= ~PackageManager.FLAG_PERMISSION_REVIEW_REQUIRED; 4895 } 4896 4897 synchronized (mPackages) { 4898 final PackageParser.Package pkg = mPackages.get(packageName); 4899 if (pkg == null) { 4900 throw new IllegalArgumentException("Unknown package: " + packageName); 4901 } 4902 4903 final BasePermission bp = mSettings.mPermissions.get(name); 4904 if (bp == null) { 4905 throw new IllegalArgumentException("Unknown permission: " + name); 4906 } 4907 4908 SettingBase sb = (SettingBase) pkg.mExtras; 4909 if (sb == null) { 4910 throw new IllegalArgumentException("Unknown package: " + packageName); 4911 } 4912 4913 PermissionsState permissionsState = sb.getPermissionsState(); 4914 4915 boolean hadState = permissionsState.getRuntimePermissionState(name, userId) != null; 4916 4917 if (permissionsState.updatePermissionFlags(bp, userId, flagMask, flagValues)) { 4918 // Install and runtime permissions are stored in different places, 4919 // so figure out what permission changed and persist the change. 4920 if (permissionsState.getInstallPermissionState(name) != null) { 4921 scheduleWriteSettingsLocked(); 4922 } else if (permissionsState.getRuntimePermissionState(name, userId) != null 4923 || hadState) { 4924 mSettings.writeRuntimePermissionsForUserLPr(userId, false); 4925 } 4926 } 4927 } 4928 } 4929 4930 /** 4931 * Update the permission flags for all packages and runtime permissions of a user in order 4932 * to allow device or profile owner to remove POLICY_FIXED. 4933 */ 4934 @Override 4935 public void updatePermissionFlagsForAllApps(int flagMask, int flagValues, int userId) { 4936 if (!sUserManager.exists(userId)) { 4937 return; 4938 } 4939 4940 enforceGrantRevokeRuntimePermissionPermissions("updatePermissionFlagsForAllApps"); 4941 4942 enforceCrossUserPermission(Binder.getCallingUid(), userId, 4943 true /* requireFullPermission */, true /* checkShell */, 4944 "updatePermissionFlagsForAllApps"); 4945 4946 // Only the system can change system fixed flags. 4947 if (getCallingUid() != Process.SYSTEM_UID) { 4948 flagMask &= ~PackageManager.FLAG_PERMISSION_SYSTEM_FIXED; 4949 flagValues &= ~PackageManager.FLAG_PERMISSION_SYSTEM_FIXED; 4950 } 4951 4952 synchronized (mPackages) { 4953 boolean changed = false; 4954 final int packageCount = mPackages.size(); 4955 for (int pkgIndex = 0; pkgIndex < packageCount; pkgIndex++) { 4956 final PackageParser.Package pkg = mPackages.valueAt(pkgIndex); 4957 SettingBase sb = (SettingBase) pkg.mExtras; 4958 if (sb == null) { 4959 continue; 4960 } 4961 PermissionsState permissionsState = sb.getPermissionsState(); 4962 changed |= permissionsState.updatePermissionFlagsForAllPermissions( 4963 userId, flagMask, flagValues); 4964 } 4965 if (changed) { 4966 mSettings.writeRuntimePermissionsForUserLPr(userId, false); 4967 } 4968 } 4969 } 4970 4971 private void enforceGrantRevokeRuntimePermissionPermissions(String message) { 4972 if (mContext.checkCallingOrSelfPermission(Manifest.permission.GRANT_RUNTIME_PERMISSIONS) 4973 != PackageManager.PERMISSION_GRANTED 4974 && mContext.checkCallingOrSelfPermission(Manifest.permission.REVOKE_RUNTIME_PERMISSIONS) 4975 != PackageManager.PERMISSION_GRANTED) { 4976 throw new SecurityException(message + " requires " 4977 + Manifest.permission.GRANT_RUNTIME_PERMISSIONS + " or " 4978 + Manifest.permission.REVOKE_RUNTIME_PERMISSIONS); 4979 } 4980 } 4981 4982 @Override 4983 public boolean shouldShowRequestPermissionRationale(String permissionName, 4984 String packageName, int userId) { 4985 if (UserHandle.getCallingUserId() != userId) { 4986 mContext.enforceCallingPermission( 4987 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, 4988 "canShowRequestPermissionRationale for user " + userId); 4989 } 4990 4991 final int uid = getPackageUid(packageName, MATCH_DEBUG_TRIAGED_MISSING, userId); 4992 if (UserHandle.getAppId(getCallingUid()) != UserHandle.getAppId(uid)) { 4993 return false; 4994 } 4995 4996 if (checkPermission(permissionName, packageName, userId) 4997 == PackageManager.PERMISSION_GRANTED) { 4998 return false; 4999 } 5000 5001 final int flags; 5002 5003 final long identity = Binder.clearCallingIdentity(); 5004 try { 5005 flags = getPermissionFlags(permissionName, 5006 packageName, userId); 5007 } finally { 5008 Binder.restoreCallingIdentity(identity); 5009 } 5010 5011 final int fixedFlags = PackageManager.FLAG_PERMISSION_SYSTEM_FIXED 5012 | PackageManager.FLAG_PERMISSION_POLICY_FIXED 5013 | PackageManager.FLAG_PERMISSION_USER_FIXED; 5014 5015 if ((flags & fixedFlags) != 0) { 5016 return false; 5017 } 5018 5019 return (flags & PackageManager.FLAG_PERMISSION_USER_SET) != 0; 5020 } 5021 5022 @Override 5023 public void addOnPermissionsChangeListener(IOnPermissionsChangeListener listener) { 5024 mContext.enforceCallingOrSelfPermission( 5025 Manifest.permission.OBSERVE_GRANT_REVOKE_PERMISSIONS, 5026 "addOnPermissionsChangeListener"); 5027 5028 synchronized (mPackages) { 5029 mOnPermissionChangeListeners.addListenerLocked(listener); 5030 } 5031 } 5032 5033 @Override 5034 public void removeOnPermissionsChangeListener(IOnPermissionsChangeListener listener) { 5035 synchronized (mPackages) { 5036 mOnPermissionChangeListeners.removeListenerLocked(listener); 5037 } 5038 } 5039 5040 @Override 5041 public boolean isProtectedBroadcast(String actionName) { 5042 synchronized (mPackages) { 5043 if (mProtectedBroadcasts.contains(actionName)) { 5044 return true; 5045 } else if (actionName != null) { 5046 // TODO: remove these terrible hacks 5047 if (actionName.startsWith("android.net.netmon.lingerExpired") 5048 || actionName.startsWith("com.android.server.sip.SipWakeupTimer") 5049 || actionName.startsWith("com.android.internal.telephony.data-reconnect") 5050 || actionName.startsWith("android.net.netmon.launchCaptivePortalApp")) { 5051 return true; 5052 } 5053 } 5054 } 5055 return false; 5056 } 5057 5058 @Override 5059 public int checkSignatures(String pkg1, String pkg2) { 5060 synchronized (mPackages) { 5061 final PackageParser.Package p1 = mPackages.get(pkg1); 5062 final PackageParser.Package p2 = mPackages.get(pkg2); 5063 if (p1 == null || p1.mExtras == null 5064 || p2 == null || p2.mExtras == null) { 5065 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 5066 } 5067 return compareSignatures(p1.mSignatures, p2.mSignatures); 5068 } 5069 } 5070 5071 @Override 5072 public int checkUidSignatures(int uid1, int uid2) { 5073 // Map to base uids. 5074 uid1 = UserHandle.getAppId(uid1); 5075 uid2 = UserHandle.getAppId(uid2); 5076 // reader 5077 synchronized (mPackages) { 5078 Signature[] s1; 5079 Signature[] s2; 5080 Object obj = mSettings.getUserIdLPr(uid1); 5081 if (obj != null) { 5082 if (obj instanceof SharedUserSetting) { 5083 s1 = ((SharedUserSetting)obj).signatures.mSignatures; 5084 } else if (obj instanceof PackageSetting) { 5085 s1 = ((PackageSetting)obj).signatures.mSignatures; 5086 } else { 5087 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 5088 } 5089 } else { 5090 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 5091 } 5092 obj = mSettings.getUserIdLPr(uid2); 5093 if (obj != null) { 5094 if (obj instanceof SharedUserSetting) { 5095 s2 = ((SharedUserSetting)obj).signatures.mSignatures; 5096 } else if (obj instanceof PackageSetting) { 5097 s2 = ((PackageSetting)obj).signatures.mSignatures; 5098 } else { 5099 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 5100 } 5101 } else { 5102 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 5103 } 5104 return compareSignatures(s1, s2); 5105 } 5106 } 5107 5108 /** 5109 * This method should typically only be used when granting or revoking 5110 * permissions, since the app may immediately restart after this call. 5111 * <p> 5112 * If you're doing surgery on app code/data, use {@link PackageFreezer} to 5113 * guard your work against the app being relaunched. 5114 */ 5115 private void killUid(int appId, int userId, String reason) { 5116 final long identity = Binder.clearCallingIdentity(); 5117 try { 5118 IActivityManager am = ActivityManager.getService(); 5119 if (am != null) { 5120 try { 5121 am.killUid(appId, userId, reason); 5122 } catch (RemoteException e) { 5123 /* ignore - same process */ 5124 } 5125 } 5126 } finally { 5127 Binder.restoreCallingIdentity(identity); 5128 } 5129 } 5130 5131 /** 5132 * Compares two sets of signatures. Returns: 5133 * <br /> 5134 * {@link PackageManager#SIGNATURE_NEITHER_SIGNED}: if both signature sets are null, 5135 * <br /> 5136 * {@link PackageManager#SIGNATURE_FIRST_NOT_SIGNED}: if the first signature set is null, 5137 * <br /> 5138 * {@link PackageManager#SIGNATURE_SECOND_NOT_SIGNED}: if the second signature set is null, 5139 * <br /> 5140 * {@link PackageManager#SIGNATURE_MATCH}: if the two signature sets are identical, 5141 * <br /> 5142 * {@link PackageManager#SIGNATURE_NO_MATCH}: if the two signature sets differ. 5143 */ 5144 static int compareSignatures(Signature[] s1, Signature[] s2) { 5145 if (s1 == null) { 5146 return s2 == null 5147 ? PackageManager.SIGNATURE_NEITHER_SIGNED 5148 : PackageManager.SIGNATURE_FIRST_NOT_SIGNED; 5149 } 5150 5151 if (s2 == null) { 5152 return PackageManager.SIGNATURE_SECOND_NOT_SIGNED; 5153 } 5154 5155 if (s1.length != s2.length) { 5156 return PackageManager.SIGNATURE_NO_MATCH; 5157 } 5158 5159 // Since both signature sets are of size 1, we can compare without HashSets. 5160 if (s1.length == 1) { 5161 return s1[0].equals(s2[0]) ? 5162 PackageManager.SIGNATURE_MATCH : 5163 PackageManager.SIGNATURE_NO_MATCH; 5164 } 5165 5166 ArraySet<Signature> set1 = new ArraySet<Signature>(); 5167 for (Signature sig : s1) { 5168 set1.add(sig); 5169 } 5170 ArraySet<Signature> set2 = new ArraySet<Signature>(); 5171 for (Signature sig : s2) { 5172 set2.add(sig); 5173 } 5174 // Make sure s2 contains all signatures in s1. 5175 if (set1.equals(set2)) { 5176 return PackageManager.SIGNATURE_MATCH; 5177 } 5178 return PackageManager.SIGNATURE_NO_MATCH; 5179 } 5180 5181 /** 5182 * If the database version for this type of package (internal storage or 5183 * external storage) is less than the version where package signatures 5184 * were updated, return true. 5185 */ 5186 private boolean isCompatSignatureUpdateNeeded(PackageParser.Package scannedPkg) { 5187 final VersionInfo ver = getSettingsVersionForPackage(scannedPkg); 5188 return ver.databaseVersion < DatabaseVersion.SIGNATURE_END_ENTITY; 5189 } 5190 5191 /** 5192 * Used for backward compatibility to make sure any packages with 5193 * certificate chains get upgraded to the new style. {@code existingSigs} 5194 * will be in the old format (since they were stored on disk from before the 5195 * system upgrade) and {@code scannedSigs} will be in the newer format. 5196 */ 5197 private int compareSignaturesCompat(PackageSignatures existingSigs, 5198 PackageParser.Package scannedPkg) { 5199 if (!isCompatSignatureUpdateNeeded(scannedPkg)) { 5200 return PackageManager.SIGNATURE_NO_MATCH; 5201 } 5202 5203 ArraySet<Signature> existingSet = new ArraySet<Signature>(); 5204 for (Signature sig : existingSigs.mSignatures) { 5205 existingSet.add(sig); 5206 } 5207 ArraySet<Signature> scannedCompatSet = new ArraySet<Signature>(); 5208 for (Signature sig : scannedPkg.mSignatures) { 5209 try { 5210 Signature[] chainSignatures = sig.getChainSignatures(); 5211 for (Signature chainSig : chainSignatures) { 5212 scannedCompatSet.add(chainSig); 5213 } 5214 } catch (CertificateEncodingException e) { 5215 scannedCompatSet.add(sig); 5216 } 5217 } 5218 /* 5219 * Make sure the expanded scanned set contains all signatures in the 5220 * existing one. 5221 */ 5222 if (scannedCompatSet.equals(existingSet)) { 5223 // Migrate the old signatures to the new scheme. 5224 existingSigs.assignSignatures(scannedPkg.mSignatures); 5225 // The new KeySets will be re-added later in the scanning process. 5226 synchronized (mPackages) { 5227 mSettings.mKeySetManagerService.removeAppKeySetDataLPw(scannedPkg.packageName); 5228 } 5229 return PackageManager.SIGNATURE_MATCH; 5230 } 5231 return PackageManager.SIGNATURE_NO_MATCH; 5232 } 5233 5234 private boolean isRecoverSignatureUpdateNeeded(PackageParser.Package scannedPkg) { 5235 final VersionInfo ver = getSettingsVersionForPackage(scannedPkg); 5236 return ver.databaseVersion < DatabaseVersion.SIGNATURE_MALFORMED_RECOVER; 5237 } 5238 5239 private int compareSignaturesRecover(PackageSignatures existingSigs, 5240 PackageParser.Package scannedPkg) { 5241 if (!isRecoverSignatureUpdateNeeded(scannedPkg)) { 5242 return PackageManager.SIGNATURE_NO_MATCH; 5243 } 5244 5245 String msg = null; 5246 try { 5247 if (Signature.areEffectiveMatch(existingSigs.mSignatures, scannedPkg.mSignatures)) { 5248 logCriticalInfo(Log.INFO, "Recovered effectively matching certificates for " 5249 + scannedPkg.packageName); 5250 return PackageManager.SIGNATURE_MATCH; 5251 } 5252 } catch (CertificateException e) { 5253 msg = e.getMessage(); 5254 } 5255 5256 logCriticalInfo(Log.INFO, 5257 "Failed to recover certificates for " + scannedPkg.packageName + ": " + msg); 5258 return PackageManager.SIGNATURE_NO_MATCH; 5259 } 5260 5261 @Override 5262 public List<String> getAllPackages() { 5263 synchronized (mPackages) { 5264 return new ArrayList<String>(mPackages.keySet()); 5265 } 5266 } 5267 5268 @Override 5269 public String[] getPackagesForUid(int uid) { 5270 final int userId = UserHandle.getUserId(uid); 5271 uid = UserHandle.getAppId(uid); 5272 // reader 5273 synchronized (mPackages) { 5274 Object obj = mSettings.getUserIdLPr(uid); 5275 if (obj instanceof SharedUserSetting) { 5276 final SharedUserSetting sus = (SharedUserSetting) obj; 5277 final int N = sus.packages.size(); 5278 String[] res = new String[N]; 5279 final Iterator<PackageSetting> it = sus.packages.iterator(); 5280 int i = 0; 5281 while (it.hasNext()) { 5282 PackageSetting ps = it.next(); 5283 if (ps.getInstalled(userId)) { 5284 res[i++] = ps.name; 5285 } else { 5286 res = ArrayUtils.removeElement(String.class, res, res[i]); 5287 } 5288 } 5289 return res; 5290 } else if (obj instanceof PackageSetting) { 5291 final PackageSetting ps = (PackageSetting) obj; 5292 if (ps.getInstalled(userId)) { 5293 return new String[]{ps.name}; 5294 } 5295 } 5296 } 5297 return null; 5298 } 5299 5300 @Override 5301 public String getNameForUid(int uid) { 5302 // reader 5303 synchronized (mPackages) { 5304 Object obj = mSettings.getUserIdLPr(UserHandle.getAppId(uid)); 5305 if (obj instanceof SharedUserSetting) { 5306 final SharedUserSetting sus = (SharedUserSetting) obj; 5307 return sus.name + ":" + sus.userId; 5308 } else if (obj instanceof PackageSetting) { 5309 final PackageSetting ps = (PackageSetting) obj; 5310 return ps.name; 5311 } 5312 } 5313 return null; 5314 } 5315 5316 @Override 5317 public int getUidForSharedUser(String sharedUserName) { 5318 if(sharedUserName == null) { 5319 return -1; 5320 } 5321 // reader 5322 synchronized (mPackages) { 5323 SharedUserSetting suid; 5324 try { 5325 suid = mSettings.getSharedUserLPw(sharedUserName, 0, 0, false); 5326 if (suid != null) { 5327 return suid.userId; 5328 } 5329 } catch (PackageManagerException ignore) { 5330 // can't happen, but, still need to catch it 5331 } 5332 return -1; 5333 } 5334 } 5335 5336 @Override 5337 public int getFlagsForUid(int uid) { 5338 synchronized (mPackages) { 5339 Object obj = mSettings.getUserIdLPr(UserHandle.getAppId(uid)); 5340 if (obj instanceof SharedUserSetting) { 5341 final SharedUserSetting sus = (SharedUserSetting) obj; 5342 return sus.pkgFlags; 5343 } else if (obj instanceof PackageSetting) { 5344 final PackageSetting ps = (PackageSetting) obj; 5345 return ps.pkgFlags; 5346 } 5347 } 5348 return 0; 5349 } 5350 5351 @Override 5352 public int getPrivateFlagsForUid(int uid) { 5353 synchronized (mPackages) { 5354 Object obj = mSettings.getUserIdLPr(UserHandle.getAppId(uid)); 5355 if (obj instanceof SharedUserSetting) { 5356 final SharedUserSetting sus = (SharedUserSetting) obj; 5357 return sus.pkgPrivateFlags; 5358 } else if (obj instanceof PackageSetting) { 5359 final PackageSetting ps = (PackageSetting) obj; 5360 return ps.pkgPrivateFlags; 5361 } 5362 } 5363 return 0; 5364 } 5365 5366 @Override 5367 public boolean isUidPrivileged(int uid) { 5368 uid = UserHandle.getAppId(uid); 5369 // reader 5370 synchronized (mPackages) { 5371 Object obj = mSettings.getUserIdLPr(uid); 5372 if (obj instanceof SharedUserSetting) { 5373 final SharedUserSetting sus = (SharedUserSetting) obj; 5374 final Iterator<PackageSetting> it = sus.packages.iterator(); 5375 while (it.hasNext()) { 5376 if (it.next().isPrivileged()) { 5377 return true; 5378 } 5379 } 5380 } else if (obj instanceof PackageSetting) { 5381 final PackageSetting ps = (PackageSetting) obj; 5382 return ps.isPrivileged(); 5383 } 5384 } 5385 return false; 5386 } 5387 5388 @Override 5389 public String[] getAppOpPermissionPackages(String permissionName) { 5390 synchronized (mPackages) { 5391 ArraySet<String> pkgs = mAppOpPermissionPackages.get(permissionName); 5392 if (pkgs == null) { 5393 return null; 5394 } 5395 return pkgs.toArray(new String[pkgs.size()]); 5396 } 5397 } 5398 5399 @Override 5400 public ResolveInfo resolveIntent(Intent intent, String resolvedType, 5401 int flags, int userId) { 5402 try { 5403 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "resolveIntent"); 5404 5405 if (!sUserManager.exists(userId)) return null; 5406 flags = updateFlagsForResolve(flags, userId, intent); 5407 enforceCrossUserPermission(Binder.getCallingUid(), userId, 5408 false /*requireFullPermission*/, false /*checkShell*/, "resolve intent"); 5409 5410 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "queryIntentActivities"); 5411 final List<ResolveInfo> query = queryIntentActivitiesInternal(intent, resolvedType, 5412 flags, userId); 5413 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 5414 5415 final ResolveInfo bestChoice = 5416 chooseBestActivity(intent, resolvedType, flags, query, userId); 5417 return bestChoice; 5418 } finally { 5419 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 5420 } 5421 } 5422 5423 @Override 5424 public ResolveInfo findPersistentPreferredActivity(Intent intent, int userId) { 5425 if (!UserHandle.isSameApp(Binder.getCallingUid(), Process.SYSTEM_UID)) { 5426 throw new SecurityException( 5427 "findPersistentPreferredActivity can only be run by the system"); 5428 } 5429 if (!sUserManager.exists(userId)) { 5430 return null; 5431 } 5432 intent = updateIntentForResolve(intent); 5433 final String resolvedType = intent.resolveTypeIfNeeded(mContext.getContentResolver()); 5434 final int flags = updateFlagsForResolve(0, userId, intent); 5435 final List<ResolveInfo> query = queryIntentActivitiesInternal(intent, resolvedType, flags, 5436 userId); 5437 synchronized (mPackages) { 5438 return findPersistentPreferredActivityLP(intent, resolvedType, flags, query, false, 5439 userId); 5440 } 5441 } 5442 5443 @Override 5444 public void setLastChosenActivity(Intent intent, String resolvedType, int flags, 5445 IntentFilter filter, int match, ComponentName activity) { 5446 final int userId = UserHandle.getCallingUserId(); 5447 if (DEBUG_PREFERRED) { 5448 Log.v(TAG, "setLastChosenActivity intent=" + intent 5449 + " resolvedType=" + resolvedType 5450 + " flags=" + flags 5451 + " filter=" + filter 5452 + " match=" + match 5453 + " activity=" + activity); 5454 filter.dump(new PrintStreamPrinter(System.out), " "); 5455 } 5456 intent.setComponent(null); 5457 final List<ResolveInfo> query = queryIntentActivitiesInternal(intent, resolvedType, flags, 5458 userId); 5459 // Find any earlier preferred or last chosen entries and nuke them 5460 findPreferredActivity(intent, resolvedType, 5461 flags, query, 0, false, true, false, userId); 5462 // Add the new activity as the last chosen for this filter 5463 addPreferredActivityInternal(filter, match, null, activity, false, userId, 5464 "Setting last chosen"); 5465 } 5466 5467 @Override 5468 public ResolveInfo getLastChosenActivity(Intent intent, String resolvedType, int flags) { 5469 final int userId = UserHandle.getCallingUserId(); 5470 if (DEBUG_PREFERRED) Log.v(TAG, "Querying last chosen activity for " + intent); 5471 final List<ResolveInfo> query = queryIntentActivitiesInternal(intent, resolvedType, flags, 5472 userId); 5473 return findPreferredActivity(intent, resolvedType, flags, query, 0, 5474 false, false, false, userId); 5475 } 5476 5477 private boolean isEphemeralDisabled() { 5478 // ephemeral apps have been disabled across the board 5479 if (DISABLE_EPHEMERAL_APPS) { 5480 return true; 5481 } 5482 // system isn't up yet; can't read settings, so, assume no ephemeral apps 5483 if (!mSystemReady) { 5484 return true; 5485 } 5486 // we can't get a content resolver until the system is ready; these checks must happen last 5487 final ContentResolver resolver = mContext.getContentResolver(); 5488 if (Global.getInt(resolver, Global.ENABLE_EPHEMERAL_FEATURE, 1) == 0) { 5489 return true; 5490 } 5491 return Secure.getInt(resolver, Secure.WEB_ACTION_ENABLED, 1) == 0; 5492 } 5493 5494 private boolean isEphemeralAllowed( 5495 Intent intent, List<ResolveInfo> resolvedActivities, int userId, 5496 boolean skipPackageCheck) { 5497 // Short circuit and return early if possible. 5498 if (isEphemeralDisabled()) { 5499 return false; 5500 } 5501 final int callingUser = UserHandle.getCallingUserId(); 5502 if (callingUser != UserHandle.USER_SYSTEM) { 5503 return false; 5504 } 5505 if (mEphemeralResolverConnection == null) { 5506 return false; 5507 } 5508 if (mEphemeralInstallerComponent == null) { 5509 return false; 5510 } 5511 if (intent.getComponent() != null) { 5512 return false; 5513 } 5514 if ((intent.getFlags() & Intent.FLAG_IGNORE_EPHEMERAL) != 0) { 5515 return false; 5516 } 5517 if (!skipPackageCheck && intent.getPackage() != null) { 5518 return false; 5519 } 5520 final boolean isWebUri = hasWebURI(intent); 5521 if (!isWebUri || intent.getData().getHost() == null) { 5522 return false; 5523 } 5524 // Deny ephemeral apps if the user chose _ALWAYS or _ALWAYS_ASK for intent resolution. 5525 synchronized (mPackages) { 5526 final int count = (resolvedActivities == null ? 0 : resolvedActivities.size()); 5527 for (int n = 0; n < count; n++) { 5528 ResolveInfo info = resolvedActivities.get(n); 5529 String packageName = info.activityInfo.packageName; 5530 PackageSetting ps = mSettings.mPackages.get(packageName); 5531 if (ps != null) { 5532 // Try to get the status from User settings first 5533 long packedStatus = getDomainVerificationStatusLPr(ps, userId); 5534 int status = (int) (packedStatus >> 32); 5535 if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS 5536 || status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS_ASK) { 5537 if (DEBUG_EPHEMERAL) { 5538 Slog.v(TAG, "DENY ephemeral apps;" 5539 + " pkg: " + packageName + ", status: " + status); 5540 } 5541 return false; 5542 } 5543 } 5544 } 5545 } 5546 // We've exhausted all ways to deny ephemeral application; let the system look for them. 5547 return true; 5548 } 5549 5550 private void requestEphemeralResolutionPhaseTwo(EphemeralResponse responseObj, 5551 Intent origIntent, String resolvedType, Intent launchIntent, String callingPackage, 5552 int userId) { 5553 final Message msg = mHandler.obtainMessage(EPHEMERAL_RESOLUTION_PHASE_TWO, 5554 new EphemeralRequest(responseObj, origIntent, resolvedType, launchIntent, 5555 callingPackage, userId)); 5556 mHandler.sendMessage(msg); 5557 } 5558 5559 private ResolveInfo chooseBestActivity(Intent intent, String resolvedType, 5560 int flags, List<ResolveInfo> query, int userId) { 5561 if (query != null) { 5562 final int N = query.size(); 5563 if (N == 1) { 5564 return query.get(0); 5565 } else if (N > 1) { 5566 final boolean debug = ((intent.getFlags() & Intent.FLAG_DEBUG_LOG_RESOLUTION) != 0); 5567 // If there is more than one activity with the same priority, 5568 // then let the user decide between them. 5569 ResolveInfo r0 = query.get(0); 5570 ResolveInfo r1 = query.get(1); 5571 if (DEBUG_INTENT_MATCHING || debug) { 5572 Slog.v(TAG, r0.activityInfo.name + "=" + r0.priority + " vs " 5573 + r1.activityInfo.name + "=" + r1.priority); 5574 } 5575 // If the first activity has a higher priority, or a different 5576 // default, then it is always desirable to pick it. 5577 if (r0.priority != r1.priority 5578 || r0.preferredOrder != r1.preferredOrder 5579 || r0.isDefault != r1.isDefault) { 5580 return query.get(0); 5581 } 5582 // If we have saved a preference for a preferred activity for 5583 // this Intent, use that. 5584 ResolveInfo ri = findPreferredActivity(intent, resolvedType, 5585 flags, query, r0.priority, true, false, debug, userId); 5586 if (ri != null) { 5587 return ri; 5588 } 5589 ri = new ResolveInfo(mResolveInfo); 5590 ri.activityInfo = new ActivityInfo(ri.activityInfo); 5591 ri.activityInfo.labelRes = ResolverActivity.getLabelRes(intent.getAction()); 5592 // If all of the options come from the same package, show the application's 5593 // label and icon instead of the generic resolver's. 5594 // Some calls like Intent.resolveActivityInfo query the ResolveInfo from here 5595 // and then throw away the ResolveInfo itself, meaning that the caller loses 5596 // the resolvePackageName. Therefore the activityInfo.labelRes above provides 5597 // a fallback for this case; we only set the target package's resources on 5598 // the ResolveInfo, not the ActivityInfo. 5599 final String intentPackage = intent.getPackage(); 5600 if (!TextUtils.isEmpty(intentPackage) && allHavePackage(query, intentPackage)) { 5601 final ApplicationInfo appi = query.get(0).activityInfo.applicationInfo; 5602 ri.resolvePackageName = intentPackage; 5603 if (userNeedsBadging(userId)) { 5604 ri.noResourceId = true; 5605 } else { 5606 ri.icon = appi.icon; 5607 } 5608 ri.iconResourceId = appi.icon; 5609 ri.labelRes = appi.labelRes; 5610 } 5611 ri.activityInfo.applicationInfo = new ApplicationInfo( 5612 ri.activityInfo.applicationInfo); 5613 if (userId != 0) { 5614 ri.activityInfo.applicationInfo.uid = UserHandle.getUid(userId, 5615 UserHandle.getAppId(ri.activityInfo.applicationInfo.uid)); 5616 } 5617 // Make sure that the resolver is displayable in car mode 5618 if (ri.activityInfo.metaData == null) ri.activityInfo.metaData = new Bundle(); 5619 ri.activityInfo.metaData.putBoolean(Intent.METADATA_DOCK_HOME, true); 5620 return ri; 5621 } 5622 } 5623 return null; 5624 } 5625 5626 /** 5627 * Return true if the given list is not empty and all of its contents have 5628 * an activityInfo with the given package name. 5629 */ 5630 private boolean allHavePackage(List<ResolveInfo> list, String packageName) { 5631 if (ArrayUtils.isEmpty(list)) { 5632 return false; 5633 } 5634 for (int i = 0, N = list.size(); i < N; i++) { 5635 final ResolveInfo ri = list.get(i); 5636 final ActivityInfo ai = ri != null ? ri.activityInfo : null; 5637 if (ai == null || !packageName.equals(ai.packageName)) { 5638 return false; 5639 } 5640 } 5641 return true; 5642 } 5643 5644 private ResolveInfo findPersistentPreferredActivityLP(Intent intent, String resolvedType, 5645 int flags, List<ResolveInfo> query, boolean debug, int userId) { 5646 final int N = query.size(); 5647 PersistentPreferredIntentResolver ppir = mSettings.mPersistentPreferredActivities 5648 .get(userId); 5649 // Get the list of persistent preferred activities that handle the intent 5650 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Looking for presistent preferred activities..."); 5651 List<PersistentPreferredActivity> pprefs = ppir != null 5652 ? ppir.queryIntent(intent, resolvedType, 5653 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, 5654 (flags & PackageManager.MATCH_VISIBLE_TO_EPHEMERAL_ONLY) != 0, 5655 (flags & PackageManager.MATCH_EPHEMERAL) != 0, userId) 5656 : null; 5657 if (pprefs != null && pprefs.size() > 0) { 5658 final int M = pprefs.size(); 5659 for (int i=0; i<M; i++) { 5660 final PersistentPreferredActivity ppa = pprefs.get(i); 5661 if (DEBUG_PREFERRED || debug) { 5662 Slog.v(TAG, "Checking PersistentPreferredActivity ds=" 5663 + (ppa.countDataSchemes() > 0 ? ppa.getDataScheme(0) : "<none>") 5664 + "\n component=" + ppa.mComponent); 5665 ppa.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 5666 } 5667 final ActivityInfo ai = getActivityInfo(ppa.mComponent, 5668 flags | MATCH_DISABLED_COMPONENTS, userId); 5669 if (DEBUG_PREFERRED || debug) { 5670 Slog.v(TAG, "Found persistent preferred activity:"); 5671 if (ai != null) { 5672 ai.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 5673 } else { 5674 Slog.v(TAG, " null"); 5675 } 5676 } 5677 if (ai == null) { 5678 // This previously registered persistent preferred activity 5679 // component is no longer known. Ignore it and do NOT remove it. 5680 continue; 5681 } 5682 for (int j=0; j<N; j++) { 5683 final ResolveInfo ri = query.get(j); 5684 if (!ri.activityInfo.applicationInfo.packageName 5685 .equals(ai.applicationInfo.packageName)) { 5686 continue; 5687 } 5688 if (!ri.activityInfo.name.equals(ai.name)) { 5689 continue; 5690 } 5691 // Found a persistent preference that can handle the intent. 5692 if (DEBUG_PREFERRED || debug) { 5693 Slog.v(TAG, "Returning persistent preferred activity: " + 5694 ri.activityInfo.packageName + "/" + ri.activityInfo.name); 5695 } 5696 return ri; 5697 } 5698 } 5699 } 5700 return null; 5701 } 5702 5703 // TODO: handle preferred activities missing while user has amnesia 5704 ResolveInfo findPreferredActivity(Intent intent, String resolvedType, int flags, 5705 List<ResolveInfo> query, int priority, boolean always, 5706 boolean removeMatches, boolean debug, int userId) { 5707 if (!sUserManager.exists(userId)) return null; 5708 flags = updateFlagsForResolve(flags, userId, intent); 5709 intent = updateIntentForResolve(intent); 5710 // writer 5711 synchronized (mPackages) { 5712 // Try to find a matching persistent preferred activity. 5713 ResolveInfo pri = findPersistentPreferredActivityLP(intent, resolvedType, flags, query, 5714 debug, userId); 5715 5716 // If a persistent preferred activity matched, use it. 5717 if (pri != null) { 5718 return pri; 5719 } 5720 5721 PreferredIntentResolver pir = mSettings.mPreferredActivities.get(userId); 5722 // Get the list of preferred activities that handle the intent 5723 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Looking for preferred activities..."); 5724 List<PreferredActivity> prefs = pir != null 5725 ? pir.queryIntent(intent, resolvedType, 5726 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, 5727 (flags & PackageManager.MATCH_VISIBLE_TO_EPHEMERAL_ONLY) != 0, 5728 (flags & PackageManager.MATCH_EPHEMERAL) != 0, userId) 5729 : null; 5730 if (prefs != null && prefs.size() > 0) { 5731 boolean changed = false; 5732 try { 5733 // First figure out how good the original match set is. 5734 // We will only allow preferred activities that came 5735 // from the same match quality. 5736 int match = 0; 5737 5738 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Figuring out best match..."); 5739 5740 final int N = query.size(); 5741 for (int j=0; j<N; j++) { 5742 final ResolveInfo ri = query.get(j); 5743 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Match for " + ri.activityInfo 5744 + ": 0x" + Integer.toHexString(match)); 5745 if (ri.match > match) { 5746 match = ri.match; 5747 } 5748 } 5749 5750 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Best match: 0x" 5751 + Integer.toHexString(match)); 5752 5753 match &= IntentFilter.MATCH_CATEGORY_MASK; 5754 final int M = prefs.size(); 5755 for (int i=0; i<M; i++) { 5756 final PreferredActivity pa = prefs.get(i); 5757 if (DEBUG_PREFERRED || debug) { 5758 Slog.v(TAG, "Checking PreferredActivity ds=" 5759 + (pa.countDataSchemes() > 0 ? pa.getDataScheme(0) : "<none>") 5760 + "\n component=" + pa.mPref.mComponent); 5761 pa.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 5762 } 5763 if (pa.mPref.mMatch != match) { 5764 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Skipping bad match " 5765 + Integer.toHexString(pa.mPref.mMatch)); 5766 continue; 5767 } 5768 // If it's not an "always" type preferred activity and that's what we're 5769 // looking for, skip it. 5770 if (always && !pa.mPref.mAlways) { 5771 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Skipping mAlways=false entry"); 5772 continue; 5773 } 5774 final ActivityInfo ai = getActivityInfo( 5775 pa.mPref.mComponent, flags | MATCH_DISABLED_COMPONENTS 5776 | MATCH_DIRECT_BOOT_AWARE | MATCH_DIRECT_BOOT_UNAWARE, 5777 userId); 5778 if (DEBUG_PREFERRED || debug) { 5779 Slog.v(TAG, "Found preferred activity:"); 5780 if (ai != null) { 5781 ai.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 5782 } else { 5783 Slog.v(TAG, " null"); 5784 } 5785 } 5786 if (ai == null) { 5787 // This previously registered preferred activity 5788 // component is no longer known. Most likely an update 5789 // to the app was installed and in the new version this 5790 // component no longer exists. Clean it up by removing 5791 // it from the preferred activities list, and skip it. 5792 Slog.w(TAG, "Removing dangling preferred activity: " 5793 + pa.mPref.mComponent); 5794 pir.removeFilter(pa); 5795 changed = true; 5796 continue; 5797 } 5798 for (int j=0; j<N; j++) { 5799 final ResolveInfo ri = query.get(j); 5800 if (!ri.activityInfo.applicationInfo.packageName 5801 .equals(ai.applicationInfo.packageName)) { 5802 continue; 5803 } 5804 if (!ri.activityInfo.name.equals(ai.name)) { 5805 continue; 5806 } 5807 5808 if (removeMatches) { 5809 pir.removeFilter(pa); 5810 changed = true; 5811 if (DEBUG_PREFERRED) { 5812 Slog.v(TAG, "Removing match " + pa.mPref.mComponent); 5813 } 5814 break; 5815 } 5816 5817 // Okay we found a previously set preferred or last chosen app. 5818 // If the result set is different from when this 5819 // was created, we need to clear it and re-ask the 5820 // user their preference, if we're looking for an "always" type entry. 5821 if (always && !pa.mPref.sameSet(query)) { 5822 Slog.i(TAG, "Result set changed, dropping preferred activity for " 5823 + intent + " type " + resolvedType); 5824 if (DEBUG_PREFERRED) { 5825 Slog.v(TAG, "Removing preferred activity since set changed " 5826 + pa.mPref.mComponent); 5827 } 5828 pir.removeFilter(pa); 5829 // Re-add the filter as a "last chosen" entry (!always) 5830 PreferredActivity lastChosen = new PreferredActivity( 5831 pa, pa.mPref.mMatch, null, pa.mPref.mComponent, false); 5832 pir.addFilter(lastChosen); 5833 changed = true; 5834 return null; 5835 } 5836 5837 // Yay! Either the set matched or we're looking for the last chosen 5838 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Returning preferred activity: " 5839 + ri.activityInfo.packageName + "/" + ri.activityInfo.name); 5840 return ri; 5841 } 5842 } 5843 } finally { 5844 if (changed) { 5845 if (DEBUG_PREFERRED) { 5846 Slog.v(TAG, "Preferred activity bookkeeping changed; writing restrictions"); 5847 } 5848 scheduleWritePackageRestrictionsLocked(userId); 5849 } 5850 } 5851 } 5852 } 5853 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "No preferred activity to return"); 5854 return null; 5855 } 5856 5857 /* 5858 * Returns if intent can be forwarded from the sourceUserId to the targetUserId 5859 */ 5860 @Override 5861 public boolean canForwardTo(Intent intent, String resolvedType, int sourceUserId, 5862 int targetUserId) { 5863 mContext.enforceCallingOrSelfPermission( 5864 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, null); 5865 List<CrossProfileIntentFilter> matches = 5866 getMatchingCrossProfileIntentFilters(intent, resolvedType, sourceUserId); 5867 if (matches != null) { 5868 int size = matches.size(); 5869 for (int i = 0; i < size; i++) { 5870 if (matches.get(i).getTargetUserId() == targetUserId) return true; 5871 } 5872 } 5873 if (hasWebURI(intent)) { 5874 // cross-profile app linking works only towards the parent. 5875 final UserInfo parent = getProfileParent(sourceUserId); 5876 synchronized(mPackages) { 5877 int flags = updateFlagsForResolve(0, parent.id, intent); 5878 CrossProfileDomainInfo xpDomainInfo = getCrossProfileDomainPreferredLpr( 5879 intent, resolvedType, flags, sourceUserId, parent.id); 5880 return xpDomainInfo != null; 5881 } 5882 } 5883 return false; 5884 } 5885 5886 private UserInfo getProfileParent(int userId) { 5887 final long identity = Binder.clearCallingIdentity(); 5888 try { 5889 return sUserManager.getProfileParent(userId); 5890 } finally { 5891 Binder.restoreCallingIdentity(identity); 5892 } 5893 } 5894 5895 private List<CrossProfileIntentFilter> getMatchingCrossProfileIntentFilters(Intent intent, 5896 String resolvedType, int userId) { 5897 CrossProfileIntentResolver resolver = mSettings.mCrossProfileIntentResolvers.get(userId); 5898 if (resolver != null) { 5899 return resolver.queryIntent(intent, resolvedType, false /*defaultOnly*/, 5900 false /*visibleToEphemeral*/, false /*isEphemeral*/, userId); 5901 } 5902 return null; 5903 } 5904 5905 @Override 5906 public @NonNull ParceledListSlice<ResolveInfo> queryIntentActivities(Intent intent, 5907 String resolvedType, int flags, int userId) { 5908 try { 5909 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "queryIntentActivities"); 5910 5911 return new ParceledListSlice<>( 5912 queryIntentActivitiesInternal(intent, resolvedType, flags, userId)); 5913 } finally { 5914 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 5915 } 5916 } 5917 5918 /** 5919 * Returns the package name of the calling Uid if it's an ephemeral app. If it isn't 5920 * ephemeral, returns {@code null}. 5921 */ 5922 private String getEphemeralPackageName(int callingUid) { 5923 final int appId = UserHandle.getAppId(callingUid); 5924 synchronized (mPackages) { 5925 final Object obj = mSettings.getUserIdLPr(appId); 5926 if (obj instanceof PackageSetting) { 5927 final PackageSetting ps = (PackageSetting) obj; 5928 return ps.pkg.applicationInfo.isEphemeralApp() ? ps.pkg.packageName : null; 5929 } 5930 } 5931 return null; 5932 } 5933 5934 private @NonNull List<ResolveInfo> queryIntentActivitiesInternal(Intent intent, 5935 String resolvedType, int flags, int userId) { 5936 if (!sUserManager.exists(userId)) return Collections.emptyList(); 5937 final String ephemeralPkgName = getEphemeralPackageName(Binder.getCallingUid()); 5938 flags = updateFlagsForResolve(flags, userId, intent); 5939 enforceCrossUserPermission(Binder.getCallingUid(), userId, 5940 false /* requireFullPermission */, false /* checkShell */, 5941 "query intent activities"); 5942 ComponentName comp = intent.getComponent(); 5943 if (comp == null) { 5944 if (intent.getSelector() != null) { 5945 intent = intent.getSelector(); 5946 comp = intent.getComponent(); 5947 } 5948 } 5949 5950 if (comp != null) { 5951 final List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 5952 final ActivityInfo ai = getActivityInfo(comp, flags, userId); 5953 if (ai != null) { 5954 // When specifying an explicit component, we prevent the activity from being 5955 // used when either 1) the calling package is normal and the activity is within 5956 // an ephemeral application or 2) the calling package is ephemeral and the 5957 // activity is not visible to ephemeral applications. 5958 boolean matchEphemeral = 5959 (flags & PackageManager.MATCH_EPHEMERAL) != 0; 5960 boolean ephemeralVisibleOnly = 5961 (flags & PackageManager.MATCH_VISIBLE_TO_EPHEMERAL_ONLY) != 0; 5962 boolean blockResolution = 5963 (!matchEphemeral && ephemeralPkgName == null 5964 && (ai.applicationInfo.privateFlags 5965 & ApplicationInfo.PRIVATE_FLAG_EPHEMERAL) != 0) 5966 || (ephemeralVisibleOnly && ephemeralPkgName != null 5967 && (ai.flags & ActivityInfo.FLAG_VISIBLE_TO_EPHEMERAL) == 0); 5968 if (!blockResolution) { 5969 final ResolveInfo ri = new ResolveInfo(); 5970 ri.activityInfo = ai; 5971 list.add(ri); 5972 } 5973 } 5974 return list; 5975 } 5976 5977 // reader 5978 boolean sortResult = false; 5979 boolean addEphemeral = false; 5980 List<ResolveInfo> result; 5981 final String pkgName = intent.getPackage(); 5982 synchronized (mPackages) { 5983 if (pkgName == null) { 5984 List<CrossProfileIntentFilter> matchingFilters = 5985 getMatchingCrossProfileIntentFilters(intent, resolvedType, userId); 5986 // Check for results that need to skip the current profile. 5987 ResolveInfo xpResolveInfo = querySkipCurrentProfileIntents(matchingFilters, intent, 5988 resolvedType, flags, userId); 5989 if (xpResolveInfo != null) { 5990 List<ResolveInfo> xpResult = new ArrayList<ResolveInfo>(1); 5991 xpResult.add(xpResolveInfo); 5992 return filterForEphemeral( 5993 filterIfNotSystemUser(xpResult, userId), ephemeralPkgName); 5994 } 5995 5996 // Check for results in the current profile. 5997 result = filterIfNotSystemUser(mActivities.queryIntent( 5998 intent, resolvedType, flags, userId), userId); 5999 addEphemeral = 6000 isEphemeralAllowed(intent, result, userId, false /*skipPackageCheck*/); 6001 6002 // Check for cross profile results. 6003 boolean hasNonNegativePriorityResult = hasNonNegativePriority(result); 6004 xpResolveInfo = queryCrossProfileIntents( 6005 matchingFilters, intent, resolvedType, flags, userId, 6006 hasNonNegativePriorityResult); 6007 if (xpResolveInfo != null && isUserEnabled(xpResolveInfo.targetUserId)) { 6008 boolean isVisibleToUser = filterIfNotSystemUser( 6009 Collections.singletonList(xpResolveInfo), userId).size() > 0; 6010 if (isVisibleToUser) { 6011 result.add(xpResolveInfo); 6012 sortResult = true; 6013 } 6014 } 6015 if (hasWebURI(intent)) { 6016 CrossProfileDomainInfo xpDomainInfo = null; 6017 final UserInfo parent = getProfileParent(userId); 6018 if (parent != null) { 6019 xpDomainInfo = getCrossProfileDomainPreferredLpr(intent, resolvedType, 6020 flags, userId, parent.id); 6021 } 6022 if (xpDomainInfo != null) { 6023 if (xpResolveInfo != null) { 6024 // If we didn't remove it, the cross-profile ResolveInfo would be twice 6025 // in the result. 6026 result.remove(xpResolveInfo); 6027 } 6028 if (result.size() == 0 && !addEphemeral) { 6029 // No result in current profile, but found candidate in parent user. 6030 // And we are not going to add emphemeral app, so we can return the 6031 // result straight away. 6032 result.add(xpDomainInfo.resolveInfo); 6033 return filterForEphemeral(result, ephemeralPkgName); 6034 } 6035 } else if (result.size() <= 1 && !addEphemeral) { 6036 // No result in parent user and <= 1 result in current profile, and we 6037 // are not going to add emphemeral app, so we can return the result without 6038 // further processing. 6039 return filterForEphemeral(result, ephemeralPkgName); 6040 } 6041 // We have more than one candidate (combining results from current and parent 6042 // profile), so we need filtering and sorting. 6043 result = filterCandidatesWithDomainPreferredActivitiesLPr( 6044 intent, flags, result, xpDomainInfo, userId); 6045 sortResult = true; 6046 } 6047 } else { 6048 final PackageParser.Package pkg = mPackages.get(pkgName); 6049 if (pkg != null) { 6050 result = filterForEphemeral(filterIfNotSystemUser( 6051 mActivities.queryIntentForPackage( 6052 intent, resolvedType, flags, pkg.activities, userId), 6053 userId), ephemeralPkgName); 6054 } else { 6055 // the caller wants to resolve for a particular package; however, there 6056 // were no installed results, so, try to find an ephemeral result 6057 addEphemeral = isEphemeralAllowed( 6058 intent, null /*result*/, userId, true /*skipPackageCheck*/); 6059 result = new ArrayList<ResolveInfo>(); 6060 } 6061 } 6062 } 6063 if (addEphemeral) { 6064 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "resolveEphemeral"); 6065 final EphemeralRequest requestObject = new EphemeralRequest( 6066 null /*responseObj*/, intent /*origIntent*/, resolvedType, 6067 null /*launchIntent*/, null /*callingPackage*/, userId); 6068 final EphemeralResponse intentInfo = EphemeralResolver.doEphemeralResolutionPhaseOne( 6069 mContext, mEphemeralResolverConnection, requestObject); 6070 if (intentInfo != null) { 6071 if (DEBUG_EPHEMERAL) { 6072 Slog.v(TAG, "Adding ephemeral installer to the ResolveInfo list"); 6073 } 6074 final ResolveInfo ephemeralInstaller = new ResolveInfo(mEphemeralInstallerInfo); 6075 ephemeralInstaller.ephemeralResponse = intentInfo; 6076 // make sure this resolver is the default 6077 ephemeralInstaller.isDefault = true; 6078 ephemeralInstaller.match = IntentFilter.MATCH_CATEGORY_SCHEME_SPECIFIC_PART 6079 | IntentFilter.MATCH_ADJUSTMENT_NORMAL; 6080 // add a non-generic filter 6081 ephemeralInstaller.filter = new IntentFilter(intent.getAction()); 6082 ephemeralInstaller.filter.addDataPath( 6083 intent.getData().getPath(), PatternMatcher.PATTERN_LITERAL); 6084 result.add(ephemeralInstaller); 6085 } 6086 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 6087 } 6088 if (sortResult) { 6089 Collections.sort(result, mResolvePrioritySorter); 6090 } 6091 return filterForEphemeral(result, ephemeralPkgName); 6092 } 6093 6094 private static class CrossProfileDomainInfo { 6095 /* ResolveInfo for IntentForwarderActivity to send the intent to the other profile */ 6096 ResolveInfo resolveInfo; 6097 /* Best domain verification status of the activities found in the other profile */ 6098 int bestDomainVerificationStatus; 6099 } 6100 6101 private CrossProfileDomainInfo getCrossProfileDomainPreferredLpr(Intent intent, 6102 String resolvedType, int flags, int sourceUserId, int parentUserId) { 6103 if (!sUserManager.hasUserRestriction(UserManager.ALLOW_PARENT_PROFILE_APP_LINKING, 6104 sourceUserId)) { 6105 return null; 6106 } 6107 List<ResolveInfo> resultTargetUser = mActivities.queryIntent(intent, 6108 resolvedType, flags, parentUserId); 6109 6110 if (resultTargetUser == null || resultTargetUser.isEmpty()) { 6111 return null; 6112 } 6113 CrossProfileDomainInfo result = null; 6114 int size = resultTargetUser.size(); 6115 for (int i = 0; i < size; i++) { 6116 ResolveInfo riTargetUser = resultTargetUser.get(i); 6117 // Intent filter verification is only for filters that specify a host. So don't return 6118 // those that handle all web uris. 6119 if (riTargetUser.handleAllWebDataURI) { 6120 continue; 6121 } 6122 String packageName = riTargetUser.activityInfo.packageName; 6123 PackageSetting ps = mSettings.mPackages.get(packageName); 6124 if (ps == null) { 6125 continue; 6126 } 6127 long verificationState = getDomainVerificationStatusLPr(ps, parentUserId); 6128 int status = (int)(verificationState >> 32); 6129 if (result == null) { 6130 result = new CrossProfileDomainInfo(); 6131 result.resolveInfo = createForwardingResolveInfoUnchecked(new IntentFilter(), 6132 sourceUserId, parentUserId); 6133 result.bestDomainVerificationStatus = status; 6134 } else { 6135 result.bestDomainVerificationStatus = bestDomainVerificationStatus(status, 6136 result.bestDomainVerificationStatus); 6137 } 6138 } 6139 // Don't consider matches with status NEVER across profiles. 6140 if (result != null && result.bestDomainVerificationStatus 6141 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER) { 6142 return null; 6143 } 6144 return result; 6145 } 6146 6147 /** 6148 * Verification statuses are ordered from the worse to the best, except for 6149 * INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER, which is the worse. 6150 */ 6151 private int bestDomainVerificationStatus(int status1, int status2) { 6152 if (status1 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER) { 6153 return status2; 6154 } 6155 if (status2 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER) { 6156 return status1; 6157 } 6158 return (int) MathUtils.max(status1, status2); 6159 } 6160 6161 private boolean isUserEnabled(int userId) { 6162 long callingId = Binder.clearCallingIdentity(); 6163 try { 6164 UserInfo userInfo = sUserManager.getUserInfo(userId); 6165 return userInfo != null && userInfo.isEnabled(); 6166 } finally { 6167 Binder.restoreCallingIdentity(callingId); 6168 } 6169 } 6170 6171 /** 6172 * Filter out activities with systemUserOnly flag set, when current user is not System. 6173 * 6174 * @return filtered list 6175 */ 6176 private List<ResolveInfo> filterIfNotSystemUser(List<ResolveInfo> resolveInfos, int userId) { 6177 if (userId == UserHandle.USER_SYSTEM) { 6178 return resolveInfos; 6179 } 6180 for (int i = resolveInfos.size() - 1; i >= 0; i--) { 6181 ResolveInfo info = resolveInfos.get(i); 6182 if ((info.activityInfo.flags & ActivityInfo.FLAG_SYSTEM_USER_ONLY) != 0) { 6183 resolveInfos.remove(i); 6184 } 6185 } 6186 return resolveInfos; 6187 } 6188 6189 /** 6190 * Filters out ephemeral activities. 6191 * <p>When resolving for an ephemeral app, only activities that 1) are defined in the 6192 * ephemeral app or 2) marked with {@code visibleToEphemeral} are returned. 6193 * 6194 * @param resolveInfos The pre-filtered list of resolved activities 6195 * @param ephemeralPkgName The ephemeral package name. If {@code null}, no filtering 6196 * is performed. 6197 * @return A filtered list of resolved activities. 6198 */ 6199 private List<ResolveInfo> filterForEphemeral(List<ResolveInfo> resolveInfos, 6200 String ephemeralPkgName) { 6201 if (ephemeralPkgName == null) { 6202 return resolveInfos; 6203 } 6204 for (int i = resolveInfos.size() - 1; i >= 0; i--) { 6205 ResolveInfo info = resolveInfos.get(i); 6206 final boolean isEphemeralApp = info.activityInfo.applicationInfo.isEphemeralApp(); 6207 // allow activities that are defined in the provided package 6208 if (isEphemeralApp && ephemeralPkgName.equals(info.activityInfo.packageName)) { 6209 continue; 6210 } 6211 // allow activities that have been explicitly exposed to ephemeral apps 6212 if (!isEphemeralApp 6213 && ((info.activityInfo.flags & ActivityInfo.FLAG_VISIBLE_TO_EPHEMERAL) != 0)) { 6214 continue; 6215 } 6216 resolveInfos.remove(i); 6217 } 6218 return resolveInfos; 6219 } 6220 6221 /** 6222 * @param resolveInfos list of resolve infos in descending priority order 6223 * @return if the list contains a resolve info with non-negative priority 6224 */ 6225 private boolean hasNonNegativePriority(List<ResolveInfo> resolveInfos) { 6226 return resolveInfos.size() > 0 && resolveInfos.get(0).priority >= 0; 6227 } 6228 6229 private static boolean hasWebURI(Intent intent) { 6230 if (intent.getData() == null) { 6231 return false; 6232 } 6233 final String scheme = intent.getScheme(); 6234 if (TextUtils.isEmpty(scheme)) { 6235 return false; 6236 } 6237 return scheme.equals(IntentFilter.SCHEME_HTTP) || scheme.equals(IntentFilter.SCHEME_HTTPS); 6238 } 6239 6240 private List<ResolveInfo> filterCandidatesWithDomainPreferredActivitiesLPr(Intent intent, 6241 int matchFlags, List<ResolveInfo> candidates, CrossProfileDomainInfo xpDomainInfo, 6242 int userId) { 6243 final boolean debug = (intent.getFlags() & Intent.FLAG_DEBUG_LOG_RESOLUTION) != 0; 6244 6245 if (DEBUG_PREFERRED || DEBUG_DOMAIN_VERIFICATION) { 6246 Slog.v(TAG, "Filtering results with preferred activities. Candidates count: " + 6247 candidates.size()); 6248 } 6249 6250 ArrayList<ResolveInfo> result = new ArrayList<ResolveInfo>(); 6251 ArrayList<ResolveInfo> alwaysList = new ArrayList<ResolveInfo>(); 6252 ArrayList<ResolveInfo> undefinedList = new ArrayList<ResolveInfo>(); 6253 ArrayList<ResolveInfo> alwaysAskList = new ArrayList<ResolveInfo>(); 6254 ArrayList<ResolveInfo> neverList = new ArrayList<ResolveInfo>(); 6255 ArrayList<ResolveInfo> matchAllList = new ArrayList<ResolveInfo>(); 6256 6257 synchronized (mPackages) { 6258 final int count = candidates.size(); 6259 // First, try to use linked apps. Partition the candidates into four lists: 6260 // one for the final results, one for the "do not use ever", one for "undefined status" 6261 // and finally one for "browser app type". 6262 for (int n=0; n<count; n++) { 6263 ResolveInfo info = candidates.get(n); 6264 String packageName = info.activityInfo.packageName; 6265 PackageSetting ps = mSettings.mPackages.get(packageName); 6266 if (ps != null) { 6267 // Add to the special match all list (Browser use case) 6268 if (info.handleAllWebDataURI) { 6269 matchAllList.add(info); 6270 continue; 6271 } 6272 // Try to get the status from User settings first 6273 long packedStatus = getDomainVerificationStatusLPr(ps, userId); 6274 int status = (int)(packedStatus >> 32); 6275 int linkGeneration = (int)(packedStatus & 0xFFFFFFFF); 6276 if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS) { 6277 if (DEBUG_DOMAIN_VERIFICATION || debug) { 6278 Slog.i(TAG, " + always: " + info.activityInfo.packageName 6279 + " : linkgen=" + linkGeneration); 6280 } 6281 // Use link-enabled generation as preferredOrder, i.e. 6282 // prefer newly-enabled over earlier-enabled. 6283 info.preferredOrder = linkGeneration; 6284 alwaysList.add(info); 6285 } else if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER) { 6286 if (DEBUG_DOMAIN_VERIFICATION || debug) { 6287 Slog.i(TAG, " + never: " + info.activityInfo.packageName); 6288 } 6289 neverList.add(info); 6290 } else if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS_ASK) { 6291 if (DEBUG_DOMAIN_VERIFICATION || debug) { 6292 Slog.i(TAG, " + always-ask: " + info.activityInfo.packageName); 6293 } 6294 alwaysAskList.add(info); 6295 } else if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED || 6296 status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK) { 6297 if (DEBUG_DOMAIN_VERIFICATION || debug) { 6298 Slog.i(TAG, " + ask: " + info.activityInfo.packageName); 6299 } 6300 undefinedList.add(info); 6301 } 6302 } 6303 } 6304 6305 // We'll want to include browser possibilities in a few cases 6306 boolean includeBrowser = false; 6307 6308 // First try to add the "always" resolution(s) for the current user, if any 6309 if (alwaysList.size() > 0) { 6310 result.addAll(alwaysList); 6311 } else { 6312 // Add all undefined apps as we want them to appear in the disambiguation dialog. 6313 result.addAll(undefinedList); 6314 // Maybe add one for the other profile. 6315 if (xpDomainInfo != null && ( 6316 xpDomainInfo.bestDomainVerificationStatus 6317 != INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER)) { 6318 result.add(xpDomainInfo.resolveInfo); 6319 } 6320 includeBrowser = true; 6321 } 6322 6323 // The presence of any 'always ask' alternatives means we'll also offer browsers. 6324 // If there were 'always' entries their preferred order has been set, so we also 6325 // back that off to make the alternatives equivalent 6326 if (alwaysAskList.size() > 0) { 6327 for (ResolveInfo i : result) { 6328 i.preferredOrder = 0; 6329 } 6330 result.addAll(alwaysAskList); 6331 includeBrowser = true; 6332 } 6333 6334 if (includeBrowser) { 6335 // Also add browsers (all of them or only the default one) 6336 if (DEBUG_DOMAIN_VERIFICATION) { 6337 Slog.v(TAG, " ...including browsers in candidate set"); 6338 } 6339 if ((matchFlags & MATCH_ALL) != 0) { 6340 result.addAll(matchAllList); 6341 } else { 6342 // Browser/generic handling case. If there's a default browser, go straight 6343 // to that (but only if there is no other higher-priority match). 6344 final String defaultBrowserPackageName = getDefaultBrowserPackageName(userId); 6345 int maxMatchPrio = 0; 6346 ResolveInfo defaultBrowserMatch = null; 6347 final int numCandidates = matchAllList.size(); 6348 for (int n = 0; n < numCandidates; n++) { 6349 ResolveInfo info = matchAllList.get(n); 6350 // track the highest overall match priority... 6351 if (info.priority > maxMatchPrio) { 6352 maxMatchPrio = info.priority; 6353 } 6354 // ...and the highest-priority default browser match 6355 if (info.activityInfo.packageName.equals(defaultBrowserPackageName)) { 6356 if (defaultBrowserMatch == null 6357 || (defaultBrowserMatch.priority < info.priority)) { 6358 if (debug) { 6359 Slog.v(TAG, "Considering default browser match " + info); 6360 } 6361 defaultBrowserMatch = info; 6362 } 6363 } 6364 } 6365 if (defaultBrowserMatch != null 6366 && defaultBrowserMatch.priority >= maxMatchPrio 6367 && !TextUtils.isEmpty(defaultBrowserPackageName)) 6368 { 6369 if (debug) { 6370 Slog.v(TAG, "Default browser match " + defaultBrowserMatch); 6371 } 6372 result.add(defaultBrowserMatch); 6373 } else { 6374 result.addAll(matchAllList); 6375 } 6376 } 6377 6378 // If there is nothing selected, add all candidates and remove the ones that the user 6379 // has explicitly put into the INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER state 6380 if (result.size() == 0) { 6381 result.addAll(candidates); 6382 result.removeAll(neverList); 6383 } 6384 } 6385 } 6386 if (DEBUG_PREFERRED || DEBUG_DOMAIN_VERIFICATION) { 6387 Slog.v(TAG, "Filtered results with preferred activities. New candidates count: " + 6388 result.size()); 6389 for (ResolveInfo info : result) { 6390 Slog.v(TAG, " + " + info.activityInfo); 6391 } 6392 } 6393 return result; 6394 } 6395 6396 // Returns a packed value as a long: 6397 // 6398 // high 'int'-sized word: link status: undefined/ask/never/always. 6399 // low 'int'-sized word: relative priority among 'always' results. 6400 private long getDomainVerificationStatusLPr(PackageSetting ps, int userId) { 6401 long result = ps.getDomainVerificationStatusForUser(userId); 6402 // if none available, get the master status 6403 if (result >> 32 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED) { 6404 if (ps.getIntentFilterVerificationInfo() != null) { 6405 result = ((long)ps.getIntentFilterVerificationInfo().getStatus()) << 32; 6406 } 6407 } 6408 return result; 6409 } 6410 6411 private ResolveInfo querySkipCurrentProfileIntents( 6412 List<CrossProfileIntentFilter> matchingFilters, Intent intent, String resolvedType, 6413 int flags, int sourceUserId) { 6414 if (matchingFilters != null) { 6415 int size = matchingFilters.size(); 6416 for (int i = 0; i < size; i ++) { 6417 CrossProfileIntentFilter filter = matchingFilters.get(i); 6418 if ((filter.getFlags() & PackageManager.SKIP_CURRENT_PROFILE) != 0) { 6419 // Checking if there are activities in the target user that can handle the 6420 // intent. 6421 ResolveInfo resolveInfo = createForwardingResolveInfo(filter, intent, 6422 resolvedType, flags, sourceUserId); 6423 if (resolveInfo != null) { 6424 return resolveInfo; 6425 } 6426 } 6427 } 6428 } 6429 return null; 6430 } 6431 6432 // Return matching ResolveInfo in target user if any. 6433 private ResolveInfo queryCrossProfileIntents( 6434 List<CrossProfileIntentFilter> matchingFilters, Intent intent, String resolvedType, 6435 int flags, int sourceUserId, boolean matchInCurrentProfile) { 6436 if (matchingFilters != null) { 6437 // Two {@link CrossProfileIntentFilter}s can have the same targetUserId and 6438 // match the same intent. For performance reasons, it is better not to 6439 // run queryIntent twice for the same userId 6440 SparseBooleanArray alreadyTriedUserIds = new SparseBooleanArray(); 6441 int size = matchingFilters.size(); 6442 for (int i = 0; i < size; i++) { 6443 CrossProfileIntentFilter filter = matchingFilters.get(i); 6444 int targetUserId = filter.getTargetUserId(); 6445 boolean skipCurrentProfile = 6446 (filter.getFlags() & PackageManager.SKIP_CURRENT_PROFILE) != 0; 6447 boolean skipCurrentProfileIfNoMatchFound = 6448 (filter.getFlags() & PackageManager.ONLY_IF_NO_MATCH_FOUND) != 0; 6449 if (!skipCurrentProfile && !alreadyTriedUserIds.get(targetUserId) 6450 && (!skipCurrentProfileIfNoMatchFound || !matchInCurrentProfile)) { 6451 // Checking if there are activities in the target user that can handle the 6452 // intent. 6453 ResolveInfo resolveInfo = createForwardingResolveInfo(filter, intent, 6454 resolvedType, flags, sourceUserId); 6455 if (resolveInfo != null) return resolveInfo; 6456 alreadyTriedUserIds.put(targetUserId, true); 6457 } 6458 } 6459 } 6460 return null; 6461 } 6462 6463 /** 6464 * If the filter's target user can handle the intent and is enabled: returns a ResolveInfo that 6465 * will forward the intent to the filter's target user. 6466 * Otherwise, returns null. 6467 */ 6468 private ResolveInfo createForwardingResolveInfo(CrossProfileIntentFilter filter, Intent intent, 6469 String resolvedType, int flags, int sourceUserId) { 6470 int targetUserId = filter.getTargetUserId(); 6471 List<ResolveInfo> resultTargetUser = mActivities.queryIntent(intent, 6472 resolvedType, flags, targetUserId); 6473 if (resultTargetUser != null && isUserEnabled(targetUserId)) { 6474 // If all the matches in the target profile are suspended, return null. 6475 for (int i = resultTargetUser.size() - 1; i >= 0; i--) { 6476 if ((resultTargetUser.get(i).activityInfo.applicationInfo.flags 6477 & ApplicationInfo.FLAG_SUSPENDED) == 0) { 6478 return createForwardingResolveInfoUnchecked(filter, sourceUserId, 6479 targetUserId); 6480 } 6481 } 6482 } 6483 return null; 6484 } 6485 6486 private ResolveInfo createForwardingResolveInfoUnchecked(IntentFilter filter, 6487 int sourceUserId, int targetUserId) { 6488 ResolveInfo forwardingResolveInfo = new ResolveInfo(); 6489 long ident = Binder.clearCallingIdentity(); 6490 boolean targetIsProfile; 6491 try { 6492 targetIsProfile = sUserManager.getUserInfo(targetUserId).isManagedProfile(); 6493 } finally { 6494 Binder.restoreCallingIdentity(ident); 6495 } 6496 String className; 6497 if (targetIsProfile) { 6498 className = FORWARD_INTENT_TO_MANAGED_PROFILE; 6499 } else { 6500 className = FORWARD_INTENT_TO_PARENT; 6501 } 6502 ComponentName forwardingActivityComponentName = new ComponentName( 6503 mAndroidApplication.packageName, className); 6504 ActivityInfo forwardingActivityInfo = getActivityInfo(forwardingActivityComponentName, 0, 6505 sourceUserId); 6506 if (!targetIsProfile) { 6507 forwardingActivityInfo.showUserIcon = targetUserId; 6508 forwardingResolveInfo.noResourceId = true; 6509 } 6510 forwardingResolveInfo.activityInfo = forwardingActivityInfo; 6511 forwardingResolveInfo.priority = 0; 6512 forwardingResolveInfo.preferredOrder = 0; 6513 forwardingResolveInfo.match = 0; 6514 forwardingResolveInfo.isDefault = true; 6515 forwardingResolveInfo.filter = filter; 6516 forwardingResolveInfo.targetUserId = targetUserId; 6517 return forwardingResolveInfo; 6518 } 6519 6520 @Override 6521 public @NonNull ParceledListSlice<ResolveInfo> queryIntentActivityOptions(ComponentName caller, 6522 Intent[] specifics, String[] specificTypes, Intent intent, 6523 String resolvedType, int flags, int userId) { 6524 return new ParceledListSlice<>(queryIntentActivityOptionsInternal(caller, specifics, 6525 specificTypes, intent, resolvedType, flags, userId)); 6526 } 6527 6528 private @NonNull List<ResolveInfo> queryIntentActivityOptionsInternal(ComponentName caller, 6529 Intent[] specifics, String[] specificTypes, Intent intent, 6530 String resolvedType, int flags, int userId) { 6531 if (!sUserManager.exists(userId)) return Collections.emptyList(); 6532 flags = updateFlagsForResolve(flags, userId, intent); 6533 enforceCrossUserPermission(Binder.getCallingUid(), userId, 6534 false /* requireFullPermission */, false /* checkShell */, 6535 "query intent activity options"); 6536 final String resultsAction = intent.getAction(); 6537 6538 final List<ResolveInfo> results = queryIntentActivitiesInternal(intent, resolvedType, flags 6539 | PackageManager.GET_RESOLVED_FILTER, userId); 6540 6541 if (DEBUG_INTENT_MATCHING) { 6542 Log.v(TAG, "Query " + intent + ": " + results); 6543 } 6544 6545 int specificsPos = 0; 6546 int N; 6547 6548 // todo: note that the algorithm used here is O(N^2). This 6549 // isn't a problem in our current environment, but if we start running 6550 // into situations where we have more than 5 or 10 matches then this 6551 // should probably be changed to something smarter... 6552 6553 // First we go through and resolve each of the specific items 6554 // that were supplied, taking care of removing any corresponding 6555 // duplicate items in the generic resolve list. 6556 if (specifics != null) { 6557 for (int i=0; i<specifics.length; i++) { 6558 final Intent sintent = specifics[i]; 6559 if (sintent == null) { 6560 continue; 6561 } 6562 6563 if (DEBUG_INTENT_MATCHING) { 6564 Log.v(TAG, "Specific #" + i + ": " + sintent); 6565 } 6566 6567 String action = sintent.getAction(); 6568 if (resultsAction != null && resultsAction.equals(action)) { 6569 // If this action was explicitly requested, then don't 6570 // remove things that have it. 6571 action = null; 6572 } 6573 6574 ResolveInfo ri = null; 6575 ActivityInfo ai = null; 6576 6577 ComponentName comp = sintent.getComponent(); 6578 if (comp == null) { 6579 ri = resolveIntent( 6580 sintent, 6581 specificTypes != null ? specificTypes[i] : null, 6582 flags, userId); 6583 if (ri == null) { 6584 continue; 6585 } 6586 if (ri == mResolveInfo) { 6587 // ACK! Must do something better with this. 6588 } 6589 ai = ri.activityInfo; 6590 comp = new ComponentName(ai.applicationInfo.packageName, 6591 ai.name); 6592 } else { 6593 ai = getActivityInfo(comp, flags, userId); 6594 if (ai == null) { 6595 continue; 6596 } 6597 } 6598 6599 // Look for any generic query activities that are duplicates 6600 // of this specific one, and remove them from the results. 6601 if (DEBUG_INTENT_MATCHING) Log.v(TAG, "Specific #" + i + ": " + ai); 6602 N = results.size(); 6603 int j; 6604 for (j=specificsPos; j<N; j++) { 6605 ResolveInfo sri = results.get(j); 6606 if ((sri.activityInfo.name.equals(comp.getClassName()) 6607 && sri.activityInfo.applicationInfo.packageName.equals( 6608 comp.getPackageName())) 6609 || (action != null && sri.filter.matchAction(action))) { 6610 results.remove(j); 6611 if (DEBUG_INTENT_MATCHING) Log.v( 6612 TAG, "Removing duplicate item from " + j 6613 + " due to specific " + specificsPos); 6614 if (ri == null) { 6615 ri = sri; 6616 } 6617 j--; 6618 N--; 6619 } 6620 } 6621 6622 // Add this specific item to its proper place. 6623 if (ri == null) { 6624 ri = new ResolveInfo(); 6625 ri.activityInfo = ai; 6626 } 6627 results.add(specificsPos, ri); 6628 ri.specificIndex = i; 6629 specificsPos++; 6630 } 6631 } 6632 6633 // Now we go through the remaining generic results and remove any 6634 // duplicate actions that are found here. 6635 N = results.size(); 6636 for (int i=specificsPos; i<N-1; i++) { 6637 final ResolveInfo rii = results.get(i); 6638 if (rii.filter == null) { 6639 continue; 6640 } 6641 6642 // Iterate over all of the actions of this result's intent 6643 // filter... typically this should be just one. 6644 final Iterator<String> it = rii.filter.actionsIterator(); 6645 if (it == null) { 6646 continue; 6647 } 6648 while (it.hasNext()) { 6649 final String action = it.next(); 6650 if (resultsAction != null && resultsAction.equals(action)) { 6651 // If this action was explicitly requested, then don't 6652 // remove things that have it. 6653 continue; 6654 } 6655 for (int j=i+1; j<N; j++) { 6656 final ResolveInfo rij = results.get(j); 6657 if (rij.filter != null && rij.filter.hasAction(action)) { 6658 results.remove(j); 6659 if (DEBUG_INTENT_MATCHING) Log.v( 6660 TAG, "Removing duplicate item from " + j 6661 + " due to action " + action + " at " + i); 6662 j--; 6663 N--; 6664 } 6665 } 6666 } 6667 6668 // If the caller didn't request filter information, drop it now 6669 // so we don't have to marshall/unmarshall it. 6670 if ((flags&PackageManager.GET_RESOLVED_FILTER) == 0) { 6671 rii.filter = null; 6672 } 6673 } 6674 6675 // Filter out the caller activity if so requested. 6676 if (caller != null) { 6677 N = results.size(); 6678 for (int i=0; i<N; i++) { 6679 ActivityInfo ainfo = results.get(i).activityInfo; 6680 if (caller.getPackageName().equals(ainfo.applicationInfo.packageName) 6681 && caller.getClassName().equals(ainfo.name)) { 6682 results.remove(i); 6683 break; 6684 } 6685 } 6686 } 6687 6688 // If the caller didn't request filter information, 6689 // drop them now so we don't have to 6690 // marshall/unmarshall it. 6691 if ((flags&PackageManager.GET_RESOLVED_FILTER) == 0) { 6692 N = results.size(); 6693 for (int i=0; i<N; i++) { 6694 results.get(i).filter = null; 6695 } 6696 } 6697 6698 if (DEBUG_INTENT_MATCHING) Log.v(TAG, "Result: " + results); 6699 return results; 6700 } 6701 6702 @Override 6703 public @NonNull ParceledListSlice<ResolveInfo> queryIntentReceivers(Intent intent, 6704 String resolvedType, int flags, int userId) { 6705 return new ParceledListSlice<>( 6706 queryIntentReceiversInternal(intent, resolvedType, flags, userId)); 6707 } 6708 6709 private @NonNull List<ResolveInfo> queryIntentReceiversInternal(Intent intent, 6710 String resolvedType, int flags, int userId) { 6711 if (!sUserManager.exists(userId)) return Collections.emptyList(); 6712 flags = updateFlagsForResolve(flags, userId, intent); 6713 ComponentName comp = intent.getComponent(); 6714 if (comp == null) { 6715 if (intent.getSelector() != null) { 6716 intent = intent.getSelector(); 6717 comp = intent.getComponent(); 6718 } 6719 } 6720 if (comp != null) { 6721 List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 6722 ActivityInfo ai = getReceiverInfo(comp, flags, userId); 6723 if (ai != null) { 6724 ResolveInfo ri = new ResolveInfo(); 6725 ri.activityInfo = ai; 6726 list.add(ri); 6727 } 6728 return list; 6729 } 6730 6731 // reader 6732 synchronized (mPackages) { 6733 String pkgName = intent.getPackage(); 6734 if (pkgName == null) { 6735 return mReceivers.queryIntent(intent, resolvedType, flags, userId); 6736 } 6737 final PackageParser.Package pkg = mPackages.get(pkgName); 6738 if (pkg != null) { 6739 return mReceivers.queryIntentForPackage(intent, resolvedType, flags, pkg.receivers, 6740 userId); 6741 } 6742 return Collections.emptyList(); 6743 } 6744 } 6745 6746 @Override 6747 public ResolveInfo resolveService(Intent intent, String resolvedType, int flags, int userId) { 6748 if (!sUserManager.exists(userId)) return null; 6749 flags = updateFlagsForResolve(flags, userId, intent); 6750 List<ResolveInfo> query = queryIntentServicesInternal(intent, resolvedType, flags, userId); 6751 if (query != null) { 6752 if (query.size() >= 1) { 6753 // If there is more than one service with the same priority, 6754 // just arbitrarily pick the first one. 6755 return query.get(0); 6756 } 6757 } 6758 return null; 6759 } 6760 6761 @Override 6762 public @NonNull ParceledListSlice<ResolveInfo> queryIntentServices(Intent intent, 6763 String resolvedType, int flags, int userId) { 6764 return new ParceledListSlice<>( 6765 queryIntentServicesInternal(intent, resolvedType, flags, userId)); 6766 } 6767 6768 private @NonNull List<ResolveInfo> queryIntentServicesInternal(Intent intent, 6769 String resolvedType, int flags, int userId) { 6770 if (!sUserManager.exists(userId)) return Collections.emptyList(); 6771 flags = updateFlagsForResolve(flags, userId, intent); 6772 ComponentName comp = intent.getComponent(); 6773 if (comp == null) { 6774 if (intent.getSelector() != null) { 6775 intent = intent.getSelector(); 6776 comp = intent.getComponent(); 6777 } 6778 } 6779 if (comp != null) { 6780 final List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 6781 final ServiceInfo si = getServiceInfo(comp, flags, userId); 6782 if (si != null) { 6783 final ResolveInfo ri = new ResolveInfo(); 6784 ri.serviceInfo = si; 6785 list.add(ri); 6786 } 6787 return list; 6788 } 6789 6790 // reader 6791 synchronized (mPackages) { 6792 String pkgName = intent.getPackage(); 6793 if (pkgName == null) { 6794 return mServices.queryIntent(intent, resolvedType, flags, userId); 6795 } 6796 final PackageParser.Package pkg = mPackages.get(pkgName); 6797 if (pkg != null) { 6798 return mServices.queryIntentForPackage(intent, resolvedType, flags, pkg.services, 6799 userId); 6800 } 6801 return Collections.emptyList(); 6802 } 6803 } 6804 6805 @Override 6806 public @NonNull ParceledListSlice<ResolveInfo> queryIntentContentProviders(Intent intent, 6807 String resolvedType, int flags, int userId) { 6808 return new ParceledListSlice<>( 6809 queryIntentContentProvidersInternal(intent, resolvedType, flags, userId)); 6810 } 6811 6812 private @NonNull List<ResolveInfo> queryIntentContentProvidersInternal( 6813 Intent intent, String resolvedType, int flags, int userId) { 6814 if (!sUserManager.exists(userId)) return Collections.emptyList(); 6815 flags = updateFlagsForResolve(flags, userId, intent); 6816 ComponentName comp = intent.getComponent(); 6817 if (comp == null) { 6818 if (intent.getSelector() != null) { 6819 intent = intent.getSelector(); 6820 comp = intent.getComponent(); 6821 } 6822 } 6823 if (comp != null) { 6824 final List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 6825 final ProviderInfo pi = getProviderInfo(comp, flags, userId); 6826 if (pi != null) { 6827 final ResolveInfo ri = new ResolveInfo(); 6828 ri.providerInfo = pi; 6829 list.add(ri); 6830 } 6831 return list; 6832 } 6833 6834 // reader 6835 synchronized (mPackages) { 6836 String pkgName = intent.getPackage(); 6837 if (pkgName == null) { 6838 return mProviders.queryIntent(intent, resolvedType, flags, userId); 6839 } 6840 final PackageParser.Package pkg = mPackages.get(pkgName); 6841 if (pkg != null) { 6842 return mProviders.queryIntentForPackage( 6843 intent, resolvedType, flags, pkg.providers, userId); 6844 } 6845 return Collections.emptyList(); 6846 } 6847 } 6848 6849 @Override 6850 public ParceledListSlice<PackageInfo> getInstalledPackages(int flags, int userId) { 6851 if (!sUserManager.exists(userId)) return ParceledListSlice.emptyList(); 6852 flags = updateFlagsForPackage(flags, userId, null); 6853 final boolean listUninstalled = (flags & MATCH_KNOWN_PACKAGES) != 0; 6854 enforceCrossUserPermission(Binder.getCallingUid(), userId, 6855 true /* requireFullPermission */, false /* checkShell */, 6856 "get installed packages"); 6857 6858 // writer 6859 synchronized (mPackages) { 6860 ArrayList<PackageInfo> list; 6861 if (listUninstalled) { 6862 list = new ArrayList<>(mSettings.mPackages.size()); 6863 for (PackageSetting ps : mSettings.mPackages.values()) { 6864 if (filterSharedLibPackageLPr(ps, Binder.getCallingUid(), userId)) { 6865 continue; 6866 } 6867 final PackageInfo pi = generatePackageInfo(ps, flags, userId); 6868 if (pi != null) { 6869 list.add(pi); 6870 } 6871 } 6872 } else { 6873 list = new ArrayList<>(mPackages.size()); 6874 for (PackageParser.Package p : mPackages.values()) { 6875 if (filterSharedLibPackageLPr((PackageSetting) p.mExtras, 6876 Binder.getCallingUid(), userId)) { 6877 continue; 6878 } 6879 final PackageInfo pi = generatePackageInfo((PackageSetting) 6880 p.mExtras, flags, userId); 6881 if (pi != null) { 6882 list.add(pi); 6883 } 6884 } 6885 } 6886 6887 return new ParceledListSlice<>(list); 6888 } 6889 } 6890 6891 private void addPackageHoldingPermissions(ArrayList<PackageInfo> list, PackageSetting ps, 6892 String[] permissions, boolean[] tmp, int flags, int userId) { 6893 int numMatch = 0; 6894 final PermissionsState permissionsState = ps.getPermissionsState(); 6895 for (int i=0; i<permissions.length; i++) { 6896 final String permission = permissions[i]; 6897 if (permissionsState.hasPermission(permission, userId)) { 6898 tmp[i] = true; 6899 numMatch++; 6900 } else { 6901 tmp[i] = false; 6902 } 6903 } 6904 if (numMatch == 0) { 6905 return; 6906 } 6907 final PackageInfo pi = generatePackageInfo(ps, flags, userId); 6908 6909 // The above might return null in cases of uninstalled apps or install-state 6910 // skew across users/profiles. 6911 if (pi != null) { 6912 if ((flags&PackageManager.GET_PERMISSIONS) == 0) { 6913 if (numMatch == permissions.length) { 6914 pi.requestedPermissions = permissions; 6915 } else { 6916 pi.requestedPermissions = new String[numMatch]; 6917 numMatch = 0; 6918 for (int i=0; i<permissions.length; i++) { 6919 if (tmp[i]) { 6920 pi.requestedPermissions[numMatch] = permissions[i]; 6921 numMatch++; 6922 } 6923 } 6924 } 6925 } 6926 list.add(pi); 6927 } 6928 } 6929 6930 @Override 6931 public ParceledListSlice<PackageInfo> getPackagesHoldingPermissions( 6932 String[] permissions, int flags, int userId) { 6933 if (!sUserManager.exists(userId)) return ParceledListSlice.emptyList(); 6934 flags = updateFlagsForPackage(flags, userId, permissions); 6935 enforceCrossUserPermission(Binder.getCallingUid(), userId, 6936 true /* requireFullPermission */, false /* checkShell */, 6937 "get packages holding permissions"); 6938 final boolean listUninstalled = (flags & MATCH_KNOWN_PACKAGES) != 0; 6939 6940 // writer 6941 synchronized (mPackages) { 6942 ArrayList<PackageInfo> list = new ArrayList<PackageInfo>(); 6943 boolean[] tmpBools = new boolean[permissions.length]; 6944 if (listUninstalled) { 6945 for (PackageSetting ps : mSettings.mPackages.values()) { 6946 addPackageHoldingPermissions(list, ps, permissions, tmpBools, flags, 6947 userId); 6948 } 6949 } else { 6950 for (PackageParser.Package pkg : mPackages.values()) { 6951 PackageSetting ps = (PackageSetting)pkg.mExtras; 6952 if (ps != null) { 6953 addPackageHoldingPermissions(list, ps, permissions, tmpBools, flags, 6954 userId); 6955 } 6956 } 6957 } 6958 6959 return new ParceledListSlice<PackageInfo>(list); 6960 } 6961 } 6962 6963 @Override 6964 public ParceledListSlice<ApplicationInfo> getInstalledApplications(int flags, int userId) { 6965 if (!sUserManager.exists(userId)) return ParceledListSlice.emptyList(); 6966 flags = updateFlagsForApplication(flags, userId, null); 6967 final boolean listUninstalled = (flags & MATCH_KNOWN_PACKAGES) != 0; 6968 6969 // writer 6970 synchronized (mPackages) { 6971 ArrayList<ApplicationInfo> list; 6972 if (listUninstalled) { 6973 list = new ArrayList<>(mSettings.mPackages.size()); 6974 for (PackageSetting ps : mSettings.mPackages.values()) { 6975 ApplicationInfo ai; 6976 int effectiveFlags = flags; 6977 if (ps.isSystem()) { 6978 effectiveFlags |= PackageManager.MATCH_ANY_USER; 6979 } 6980 if (ps.pkg != null) { 6981 if (filterSharedLibPackageLPr(ps, Binder.getCallingUid(), userId)) { 6982 continue; 6983 } 6984 ai = PackageParser.generateApplicationInfo(ps.pkg, effectiveFlags, 6985 ps.readUserState(userId), userId); 6986 if (ai != null) { 6987 ai.packageName = resolveExternalPackageNameLPr(ps.pkg); 6988 } 6989 } else { 6990 // Shared lib filtering done in generateApplicationInfoFromSettingsLPw 6991 // and already converts to externally visible package name 6992 ai = generateApplicationInfoFromSettingsLPw(ps.name, 6993 Binder.getCallingUid(), effectiveFlags, userId); 6994 } 6995 if (ai != null) { 6996 list.add(ai); 6997 } 6998 } 6999 } else { 7000 list = new ArrayList<>(mPackages.size()); 7001 for (PackageParser.Package p : mPackages.values()) { 7002 if (p.mExtras != null) { 7003 PackageSetting ps = (PackageSetting) p.mExtras; 7004 if (filterSharedLibPackageLPr(ps, Binder.getCallingUid(), userId)) { 7005 continue; 7006 } 7007 ApplicationInfo ai = PackageParser.generateApplicationInfo(p, flags, 7008 ps.readUserState(userId), userId); 7009 if (ai != null) { 7010 ai.packageName = resolveExternalPackageNameLPr(p); 7011 list.add(ai); 7012 } 7013 } 7014 } 7015 } 7016 7017 return new ParceledListSlice<>(list); 7018 } 7019 } 7020 7021 @Override 7022 public ParceledListSlice<EphemeralApplicationInfo> getEphemeralApplications(int userId) { 7023 if (HIDE_EPHEMERAL_APIS || isEphemeralDisabled()) { 7024 return null; 7025 } 7026 7027 mContext.enforceCallingOrSelfPermission(Manifest.permission.ACCESS_EPHEMERAL_APPS, 7028 "getEphemeralApplications"); 7029 enforceCrossUserPermission(Binder.getCallingUid(), userId, 7030 true /* requireFullPermission */, false /* checkShell */, 7031 "getEphemeralApplications"); 7032 synchronized (mPackages) { 7033 List<EphemeralApplicationInfo> ephemeralApps = mEphemeralApplicationRegistry 7034 .getEphemeralApplicationsLPw(userId); 7035 if (ephemeralApps != null) { 7036 return new ParceledListSlice<>(ephemeralApps); 7037 } 7038 } 7039 return null; 7040 } 7041 7042 @Override 7043 public boolean isEphemeralApplication(String packageName, int userId) { 7044 enforceCrossUserPermission(Binder.getCallingUid(), userId, 7045 true /* requireFullPermission */, false /* checkShell */, 7046 "isEphemeral"); 7047 if (HIDE_EPHEMERAL_APIS || isEphemeralDisabled()) { 7048 return false; 7049 } 7050 7051 if (!isCallerSameApp(packageName)) { 7052 return false; 7053 } 7054 synchronized (mPackages) { 7055 PackageParser.Package pkg = mPackages.get(packageName); 7056 if (pkg != null) { 7057 return pkg.applicationInfo.isEphemeralApp(); 7058 } 7059 } 7060 return false; 7061 } 7062 7063 @Override 7064 public byte[] getEphemeralApplicationCookie(String packageName, int userId) { 7065 if (HIDE_EPHEMERAL_APIS || isEphemeralDisabled()) { 7066 return null; 7067 } 7068 7069 enforceCrossUserPermission(Binder.getCallingUid(), userId, 7070 true /* requireFullPermission */, false /* checkShell */, 7071 "getCookie"); 7072 if (!isCallerSameApp(packageName)) { 7073 return null; 7074 } 7075 synchronized (mPackages) { 7076 return mEphemeralApplicationRegistry.getEphemeralApplicationCookieLPw( 7077 packageName, userId); 7078 } 7079 } 7080 7081 @Override 7082 public boolean setEphemeralApplicationCookie(String packageName, byte[] cookie, int userId) { 7083 if (HIDE_EPHEMERAL_APIS || isEphemeralDisabled()) { 7084 return true; 7085 } 7086 7087 enforceCrossUserPermission(Binder.getCallingUid(), userId, 7088 true /* requireFullPermission */, true /* checkShell */, 7089 "setCookie"); 7090 if (!isCallerSameApp(packageName)) { 7091 return false; 7092 } 7093 synchronized (mPackages) { 7094 return mEphemeralApplicationRegistry.setEphemeralApplicationCookieLPw( 7095 packageName, cookie, userId); 7096 } 7097 } 7098 7099 @Override 7100 public Bitmap getEphemeralApplicationIcon(String packageName, int userId) { 7101 if (HIDE_EPHEMERAL_APIS || isEphemeralDisabled()) { 7102 return null; 7103 } 7104 7105 mContext.enforceCallingOrSelfPermission(Manifest.permission.ACCESS_EPHEMERAL_APPS, 7106 "getEphemeralApplicationIcon"); 7107 7108 enforceCrossUserPermission(Binder.getCallingUid(), userId, 7109 true /* requireFullPermission */, false /* checkShell */, 7110 "getEphemeralApplicationIcon"); 7111 synchronized (mPackages) { 7112 return mEphemeralApplicationRegistry.getEphemeralApplicationIconLPw( 7113 packageName, userId); 7114 } 7115 } 7116 7117 private boolean isCallerSameApp(String packageName) { 7118 PackageParser.Package pkg = mPackages.get(packageName); 7119 return pkg != null 7120 && UserHandle.getAppId(Binder.getCallingUid()) == pkg.applicationInfo.uid; 7121 } 7122 7123 @Override 7124 public @NonNull ParceledListSlice<ApplicationInfo> getPersistentApplications(int flags) { 7125 return new ParceledListSlice<>(getPersistentApplicationsInternal(flags)); 7126 } 7127 7128 private @NonNull List<ApplicationInfo> getPersistentApplicationsInternal(int flags) { 7129 final ArrayList<ApplicationInfo> finalList = new ArrayList<ApplicationInfo>(); 7130 7131 // reader 7132 synchronized (mPackages) { 7133 final Iterator<PackageParser.Package> i = mPackages.values().iterator(); 7134 final int userId = UserHandle.getCallingUserId(); 7135 while (i.hasNext()) { 7136 final PackageParser.Package p = i.next(); 7137 if (p.applicationInfo == null) continue; 7138 7139 final boolean matchesUnaware = ((flags & MATCH_DIRECT_BOOT_UNAWARE) != 0) 7140 && !p.applicationInfo.isDirectBootAware(); 7141 final boolean matchesAware = ((flags & MATCH_DIRECT_BOOT_AWARE) != 0) 7142 && p.applicationInfo.isDirectBootAware(); 7143 7144 if ((p.applicationInfo.flags & ApplicationInfo.FLAG_PERSISTENT) != 0 7145 && (!mSafeMode || isSystemApp(p)) 7146 && (matchesUnaware || matchesAware)) { 7147 PackageSetting ps = mSettings.mPackages.get(p.packageName); 7148 if (ps != null) { 7149 ApplicationInfo ai = PackageParser.generateApplicationInfo(p, flags, 7150 ps.readUserState(userId), userId); 7151 if (ai != null) { 7152 finalList.add(ai); 7153 } 7154 } 7155 } 7156 } 7157 } 7158 7159 return finalList; 7160 } 7161 7162 @Override 7163 public ProviderInfo resolveContentProvider(String name, int flags, int userId) { 7164 if (!sUserManager.exists(userId)) return null; 7165 flags = updateFlagsForComponent(flags, userId, name); 7166 // reader 7167 synchronized (mPackages) { 7168 final PackageParser.Provider provider = mProvidersByAuthority.get(name); 7169 PackageSetting ps = provider != null 7170 ? mSettings.mPackages.get(provider.owner.packageName) 7171 : null; 7172 return ps != null 7173 && mSettings.isEnabledAndMatchLPr(provider.info, flags, userId) 7174 ? PackageParser.generateProviderInfo(provider, flags, 7175 ps.readUserState(userId), userId) 7176 : null; 7177 } 7178 } 7179 7180 /** 7181 * @deprecated 7182 */ 7183 @Deprecated 7184 public void querySyncProviders(List<String> outNames, List<ProviderInfo> outInfo) { 7185 // reader 7186 synchronized (mPackages) { 7187 final Iterator<Map.Entry<String, PackageParser.Provider>> i = mProvidersByAuthority 7188 .entrySet().iterator(); 7189 final int userId = UserHandle.getCallingUserId(); 7190 while (i.hasNext()) { 7191 Map.Entry<String, PackageParser.Provider> entry = i.next(); 7192 PackageParser.Provider p = entry.getValue(); 7193 PackageSetting ps = mSettings.mPackages.get(p.owner.packageName); 7194 7195 if (ps != null && p.syncable 7196 && (!mSafeMode || (p.info.applicationInfo.flags 7197 &ApplicationInfo.FLAG_SYSTEM) != 0)) { 7198 ProviderInfo info = PackageParser.generateProviderInfo(p, 0, 7199 ps.readUserState(userId), userId); 7200 if (info != null) { 7201 outNames.add(entry.getKey()); 7202 outInfo.add(info); 7203 } 7204 } 7205 } 7206 } 7207 } 7208 7209 @Override 7210 public @NonNull ParceledListSlice<ProviderInfo> queryContentProviders(String processName, 7211 int uid, int flags) { 7212 final int userId = processName != null ? UserHandle.getUserId(uid) 7213 : UserHandle.getCallingUserId(); 7214 if (!sUserManager.exists(userId)) return ParceledListSlice.emptyList(); 7215 flags = updateFlagsForComponent(flags, userId, processName); 7216 7217 ArrayList<ProviderInfo> finalList = null; 7218 // reader 7219 synchronized (mPackages) { 7220 final Iterator<PackageParser.Provider> i = mProviders.mProviders.values().iterator(); 7221 while (i.hasNext()) { 7222 final PackageParser.Provider p = i.next(); 7223 PackageSetting ps = mSettings.mPackages.get(p.owner.packageName); 7224 if (ps != null && p.info.authority != null 7225 && (processName == null 7226 || (p.info.processName.equals(processName) 7227 && UserHandle.isSameApp(p.info.applicationInfo.uid, uid))) 7228 && mSettings.isEnabledAndMatchLPr(p.info, flags, userId)) { 7229 if (finalList == null) { 7230 finalList = new ArrayList<ProviderInfo>(3); 7231 } 7232 ProviderInfo info = PackageParser.generateProviderInfo(p, flags, 7233 ps.readUserState(userId), userId); 7234 if (info != null) { 7235 finalList.add(info); 7236 } 7237 } 7238 } 7239 } 7240 7241 if (finalList != null) { 7242 Collections.sort(finalList, mProviderInitOrderSorter); 7243 return new ParceledListSlice<ProviderInfo>(finalList); 7244 } 7245 7246 return ParceledListSlice.emptyList(); 7247 } 7248 7249 @Override 7250 public InstrumentationInfo getInstrumentationInfo(ComponentName name, int flags) { 7251 // reader 7252 synchronized (mPackages) { 7253 final PackageParser.Instrumentation i = mInstrumentation.get(name); 7254 return PackageParser.generateInstrumentationInfo(i, flags); 7255 } 7256 } 7257 7258 @Override 7259 public @NonNull ParceledListSlice<InstrumentationInfo> queryInstrumentation( 7260 String targetPackage, int flags) { 7261 return new ParceledListSlice<>(queryInstrumentationInternal(targetPackage, flags)); 7262 } 7263 7264 private @NonNull List<InstrumentationInfo> queryInstrumentationInternal(String targetPackage, 7265 int flags) { 7266 ArrayList<InstrumentationInfo> finalList = new ArrayList<InstrumentationInfo>(); 7267 7268 // reader 7269 synchronized (mPackages) { 7270 final Iterator<PackageParser.Instrumentation> i = mInstrumentation.values().iterator(); 7271 while (i.hasNext()) { 7272 final PackageParser.Instrumentation p = i.next(); 7273 if (targetPackage == null 7274 || targetPackage.equals(p.info.targetPackage)) { 7275 InstrumentationInfo ii = PackageParser.generateInstrumentationInfo(p, 7276 flags); 7277 if (ii != null) { 7278 finalList.add(ii); 7279 } 7280 } 7281 } 7282 } 7283 7284 return finalList; 7285 } 7286 7287 private void createIdmapsForPackageLI(PackageParser.Package pkg) { 7288 ArrayMap<String, PackageParser.Package> overlays = mOverlays.get(pkg.packageName); 7289 if (overlays == null) { 7290 Slog.w(TAG, "Unable to create idmap for " + pkg.packageName + ": no overlay packages"); 7291 return; 7292 } 7293 for (PackageParser.Package opkg : overlays.values()) { 7294 // Not much to do if idmap fails: we already logged the error 7295 // and we certainly don't want to abort installation of pkg simply 7296 // because an overlay didn't fit properly. For these reasons, 7297 // ignore the return value of createIdmapForPackagePairLI. 7298 createIdmapForPackagePairLI(pkg, opkg); 7299 } 7300 } 7301 7302 private boolean createIdmapForPackagePairLI(PackageParser.Package pkg, 7303 PackageParser.Package opkg) { 7304 if (!opkg.mTrustedOverlay) { 7305 Slog.w(TAG, "Skipping target and overlay pair " + pkg.baseCodePath + " and " + 7306 opkg.baseCodePath + ": overlay not trusted"); 7307 return false; 7308 } 7309 ArrayMap<String, PackageParser.Package> overlaySet = mOverlays.get(pkg.packageName); 7310 if (overlaySet == null) { 7311 Slog.e(TAG, "was about to create idmap for " + pkg.baseCodePath + " and " + 7312 opkg.baseCodePath + " but target package has no known overlays"); 7313 return false; 7314 } 7315 final int sharedGid = UserHandle.getSharedAppGid(pkg.applicationInfo.uid); 7316 // TODO: generate idmap for split APKs 7317 try { 7318 mInstaller.idmap(pkg.baseCodePath, opkg.baseCodePath, sharedGid); 7319 } catch (InstallerException e) { 7320 Slog.e(TAG, "Failed to generate idmap for " + pkg.baseCodePath + " and " 7321 + opkg.baseCodePath); 7322 return false; 7323 } 7324 PackageParser.Package[] overlayArray = 7325 overlaySet.values().toArray(new PackageParser.Package[0]); 7326 Comparator<PackageParser.Package> cmp = new Comparator<PackageParser.Package>() { 7327 public int compare(PackageParser.Package p1, PackageParser.Package p2) { 7328 return p1.mOverlayPriority - p2.mOverlayPriority; 7329 } 7330 }; 7331 Arrays.sort(overlayArray, cmp); 7332 7333 pkg.applicationInfo.resourceDirs = new String[overlayArray.length]; 7334 int i = 0; 7335 for (PackageParser.Package p : overlayArray) { 7336 pkg.applicationInfo.resourceDirs[i++] = p.baseCodePath; 7337 } 7338 return true; 7339 } 7340 7341 private void scanDirTracedLI(File dir, final int parseFlags, int scanFlags, long currentTime) { 7342 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "scanDir [" + dir.getAbsolutePath() + "]"); 7343 try { 7344 scanDirLI(dir, parseFlags, scanFlags, currentTime); 7345 } finally { 7346 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 7347 } 7348 } 7349 7350 private void scanDirLI(File dir, int parseFlags, int scanFlags, long currentTime) { 7351 final File[] files = dir.listFiles(); 7352 if (ArrayUtils.isEmpty(files)) { 7353 Log.d(TAG, "No files in app dir " + dir); 7354 return; 7355 } 7356 7357 if (DEBUG_PACKAGE_SCANNING) { 7358 Log.d(TAG, "Scanning app dir " + dir + " scanFlags=" + scanFlags 7359 + " flags=0x" + Integer.toHexString(parseFlags)); 7360 } 7361 ParallelPackageParser parallelPackageParser = new ParallelPackageParser( 7362 mSeparateProcesses, mOnlyCore, mMetrics, mCacheDir); 7363 7364 // Submit files for parsing in parallel 7365 int fileCount = 0; 7366 for (File file : files) { 7367 final boolean isPackage = (isApkFile(file) || file.isDirectory()) 7368 && !PackageInstallerService.isStageName(file.getName()); 7369 if (!isPackage) { 7370 // Ignore entries which are not packages 7371 continue; 7372 } 7373 parallelPackageParser.submit(file, parseFlags); 7374 fileCount++; 7375 } 7376 7377 // Process results one by one 7378 for (; fileCount > 0; fileCount--) { 7379 ParallelPackageParser.ParseResult parseResult = parallelPackageParser.take(); 7380 Throwable throwable = parseResult.throwable; 7381 int errorCode = PackageManager.INSTALL_SUCCEEDED; 7382 7383 if (throwable == null) { 7384 // Static shared libraries have synthetic package names 7385 if (parseResult.pkg.applicationInfo.isStaticSharedLibrary()) { 7386 renameStaticSharedLibraryPackage(parseResult.pkg); 7387 } 7388 try { 7389 if (errorCode == PackageManager.INSTALL_SUCCEEDED) { 7390 scanPackageLI(parseResult.pkg, parseResult.scanFile, parseFlags, scanFlags, 7391 currentTime, null); 7392 } 7393 } catch (PackageManagerException e) { 7394 errorCode = e.error; 7395 Slog.w(TAG, "Failed to scan " + parseResult.scanFile + ": " + e.getMessage()); 7396 } 7397 } else if (throwable instanceof PackageParser.PackageParserException) { 7398 PackageParser.PackageParserException e = (PackageParser.PackageParserException) 7399 throwable; 7400 errorCode = e.error; 7401 Slog.w(TAG, "Failed to parse " + parseResult.scanFile + ": " + e.getMessage()); 7402 } else { 7403 throw new IllegalStateException("Unexpected exception occurred while parsing " 7404 + parseResult.scanFile, throwable); 7405 } 7406 7407 // Delete invalid userdata apps 7408 if ((parseFlags & PackageParser.PARSE_IS_SYSTEM) == 0 && 7409 errorCode == PackageManager.INSTALL_FAILED_INVALID_APK) { 7410 logCriticalInfo(Log.WARN, 7411 "Deleting invalid package at " + parseResult.scanFile); 7412 removeCodePathLI(parseResult.scanFile); 7413 } 7414 } 7415 parallelPackageParser.close(); 7416 } 7417 7418 private static File getSettingsProblemFile() { 7419 File dataDir = Environment.getDataDirectory(); 7420 File systemDir = new File(dataDir, "system"); 7421 File fname = new File(systemDir, "uiderrors.txt"); 7422 return fname; 7423 } 7424 7425 static void reportSettingsProblem(int priority, String msg) { 7426 logCriticalInfo(priority, msg); 7427 } 7428 7429 static void logCriticalInfo(int priority, String msg) { 7430 Slog.println(priority, TAG, msg); 7431 EventLogTags.writePmCriticalInfo(msg); 7432 try { 7433 File fname = getSettingsProblemFile(); 7434 FileOutputStream out = new FileOutputStream(fname, true); 7435 PrintWriter pw = new FastPrintWriter(out); 7436 SimpleDateFormat formatter = new SimpleDateFormat(); 7437 String dateString = formatter.format(new Date(System.currentTimeMillis())); 7438 pw.println(dateString + ": " + msg); 7439 pw.close(); 7440 FileUtils.setPermissions( 7441 fname.toString(), 7442 FileUtils.S_IRWXU|FileUtils.S_IRWXG|FileUtils.S_IROTH, 7443 -1, -1); 7444 } catch (java.io.IOException e) { 7445 } 7446 } 7447 7448 private long getLastModifiedTime(PackageParser.Package pkg, File srcFile) { 7449 if (srcFile.isDirectory()) { 7450 final File baseFile = new File(pkg.baseCodePath); 7451 long maxModifiedTime = baseFile.lastModified(); 7452 if (pkg.splitCodePaths != null) { 7453 for (int i = pkg.splitCodePaths.length - 1; i >=0; --i) { 7454 final File splitFile = new File(pkg.splitCodePaths[i]); 7455 maxModifiedTime = Math.max(maxModifiedTime, splitFile.lastModified()); 7456 } 7457 } 7458 return maxModifiedTime; 7459 } 7460 return srcFile.lastModified(); 7461 } 7462 7463 private void collectCertificatesLI(PackageSetting ps, PackageParser.Package pkg, File srcFile, 7464 final int policyFlags) throws PackageManagerException { 7465 // When upgrading from pre-N MR1, verify the package time stamp using the package 7466 // directory and not the APK file. 7467 final long lastModifiedTime = mIsPreNMR1Upgrade 7468 ? new File(pkg.codePath).lastModified() : getLastModifiedTime(pkg, srcFile); 7469 if (ps != null 7470 && ps.codePath.equals(srcFile) 7471 && ps.timeStamp == lastModifiedTime 7472 && !isCompatSignatureUpdateNeeded(pkg) 7473 && !isRecoverSignatureUpdateNeeded(pkg)) { 7474 long mSigningKeySetId = ps.keySetData.getProperSigningKeySet(); 7475 KeySetManagerService ksms = mSettings.mKeySetManagerService; 7476 ArraySet<PublicKey> signingKs; 7477 synchronized (mPackages) { 7478 signingKs = ksms.getPublicKeysFromKeySetLPr(mSigningKeySetId); 7479 } 7480 if (ps.signatures.mSignatures != null 7481 && ps.signatures.mSignatures.length != 0 7482 && signingKs != null) { 7483 // Optimization: reuse the existing cached certificates 7484 // if the package appears to be unchanged. 7485 pkg.mSignatures = ps.signatures.mSignatures; 7486 pkg.mSigningKeys = signingKs; 7487 return; 7488 } 7489 7490 Slog.w(TAG, "PackageSetting for " + ps.name 7491 + " is missing signatures. Collecting certs again to recover them."); 7492 } else { 7493 Slog.i(TAG, srcFile.toString() + " changed; collecting certs"); 7494 } 7495 7496 try { 7497 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "collectCertificates"); 7498 PackageParser.collectCertificates(pkg, policyFlags); 7499 } catch (PackageParserException e) { 7500 throw PackageManagerException.from(e); 7501 } finally { 7502 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 7503 } 7504 } 7505 7506 /** 7507 * Traces a package scan. 7508 * @see #scanPackageLI(File, int, int, long, UserHandle) 7509 */ 7510 private PackageParser.Package scanPackageTracedLI(File scanFile, final int parseFlags, 7511 int scanFlags, long currentTime, UserHandle user) throws PackageManagerException { 7512 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "scanPackage [" + scanFile.toString() + "]"); 7513 try { 7514 return scanPackageLI(scanFile, parseFlags, scanFlags, currentTime, user); 7515 } finally { 7516 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 7517 } 7518 } 7519 7520 /** 7521 * Scans a package and returns the newly parsed package. 7522 * Returns {@code null} in case of errors and the error code is stored in mLastScanError 7523 */ 7524 private PackageParser.Package scanPackageLI(File scanFile, int parseFlags, int scanFlags, 7525 long currentTime, UserHandle user) throws PackageManagerException { 7526 if (DEBUG_INSTALL) Slog.d(TAG, "Parsing: " + scanFile); 7527 PackageParser pp = new PackageParser(); 7528 pp.setSeparateProcesses(mSeparateProcesses); 7529 pp.setOnlyCoreApps(mOnlyCore); 7530 pp.setDisplayMetrics(mMetrics); 7531 7532 if ((scanFlags & SCAN_TRUSTED_OVERLAY) != 0) { 7533 parseFlags |= PackageParser.PARSE_TRUSTED_OVERLAY; 7534 } 7535 7536 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "parsePackage"); 7537 final PackageParser.Package pkg; 7538 try { 7539 pkg = pp.parsePackage(scanFile, parseFlags); 7540 } catch (PackageParserException e) { 7541 throw PackageManagerException.from(e); 7542 } finally { 7543 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 7544 } 7545 7546 // Static shared libraries have synthetic package names 7547 if (pkg.applicationInfo.isStaticSharedLibrary()) { 7548 renameStaticSharedLibraryPackage(pkg); 7549 } 7550 7551 return scanPackageLI(pkg, scanFile, parseFlags, scanFlags, currentTime, user); 7552 } 7553 7554 /** 7555 * Scans a package and returns the newly parsed package. 7556 * @throws PackageManagerException on a parse error. 7557 */ 7558 private PackageParser.Package scanPackageLI(PackageParser.Package pkg, File scanFile, 7559 final int policyFlags, int scanFlags, long currentTime, UserHandle user) 7560 throws PackageManagerException { 7561 // If the package has children and this is the first dive in the function 7562 // we scan the package with the SCAN_CHECK_ONLY flag set to see whether all 7563 // packages (parent and children) would be successfully scanned before the 7564 // actual scan since scanning mutates internal state and we want to atomically 7565 // install the package and its children. 7566 if ((scanFlags & SCAN_CHECK_ONLY) == 0) { 7567 if (pkg.childPackages != null && pkg.childPackages.size() > 0) { 7568 scanFlags |= SCAN_CHECK_ONLY; 7569 } 7570 } else { 7571 scanFlags &= ~SCAN_CHECK_ONLY; 7572 } 7573 7574 // Scan the parent 7575 PackageParser.Package scannedPkg = scanPackageInternalLI(pkg, scanFile, policyFlags, 7576 scanFlags, currentTime, user); 7577 7578 // Scan the children 7579 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 7580 for (int i = 0; i < childCount; i++) { 7581 PackageParser.Package childPackage = pkg.childPackages.get(i); 7582 scanPackageInternalLI(childPackage, scanFile, policyFlags, scanFlags, 7583 currentTime, user); 7584 } 7585 7586 7587 if ((scanFlags & SCAN_CHECK_ONLY) != 0) { 7588 return scanPackageLI(pkg, scanFile, policyFlags, scanFlags, currentTime, user); 7589 } 7590 7591 return scannedPkg; 7592 } 7593 7594 /** 7595 * Scans a package and returns the newly parsed package. 7596 * @throws PackageManagerException on a parse error. 7597 */ 7598 private PackageParser.Package scanPackageInternalLI(PackageParser.Package pkg, File scanFile, 7599 int policyFlags, int scanFlags, long currentTime, UserHandle user) 7600 throws PackageManagerException { 7601 PackageSetting ps = null; 7602 PackageSetting updatedPkg; 7603 // reader 7604 synchronized (mPackages) { 7605 // Look to see if we already know about this package. 7606 String oldName = mSettings.getRenamedPackageLPr(pkg.packageName); 7607 if (pkg.mOriginalPackages != null && pkg.mOriginalPackages.contains(oldName)) { 7608 // This package has been renamed to its original name. Let's 7609 // use that. 7610 ps = mSettings.getPackageLPr(oldName); 7611 } 7612 // If there was no original package, see one for the real package name. 7613 if (ps == null) { 7614 ps = mSettings.getPackageLPr(pkg.packageName); 7615 } 7616 // Check to see if this package could be hiding/updating a system 7617 // package. Must look for it either under the original or real 7618 // package name depending on our state. 7619 updatedPkg = mSettings.getDisabledSystemPkgLPr(ps != null ? ps.name : pkg.packageName); 7620 if (DEBUG_INSTALL && updatedPkg != null) Slog.d(TAG, "updatedPkg = " + updatedPkg); 7621 7622 // If this is a package we don't know about on the system partition, we 7623 // may need to remove disabled child packages on the system partition 7624 // or may need to not add child packages if the parent apk is updated 7625 // on the data partition and no longer defines this child package. 7626 if ((policyFlags & PackageParser.PARSE_IS_SYSTEM) != 0) { 7627 // If this is a parent package for an updated system app and this system 7628 // app got an OTA update which no longer defines some of the child packages 7629 // we have to prune them from the disabled system packages. 7630 PackageSetting disabledPs = mSettings.getDisabledSystemPkgLPr(pkg.packageName); 7631 if (disabledPs != null) { 7632 final int scannedChildCount = (pkg.childPackages != null) 7633 ? pkg.childPackages.size() : 0; 7634 final int disabledChildCount = disabledPs.childPackageNames != null 7635 ? disabledPs.childPackageNames.size() : 0; 7636 for (int i = 0; i < disabledChildCount; i++) { 7637 String disabledChildPackageName = disabledPs.childPackageNames.get(i); 7638 boolean disabledPackageAvailable = false; 7639 for (int j = 0; j < scannedChildCount; j++) { 7640 PackageParser.Package childPkg = pkg.childPackages.get(j); 7641 if (childPkg.packageName.equals(disabledChildPackageName)) { 7642 disabledPackageAvailable = true; 7643 break; 7644 } 7645 } 7646 if (!disabledPackageAvailable) { 7647 mSettings.removeDisabledSystemPackageLPw(disabledChildPackageName); 7648 } 7649 } 7650 } 7651 } 7652 } 7653 7654 boolean updatedPkgBetter = false; 7655 // First check if this is a system package that may involve an update 7656 if (updatedPkg != null && (policyFlags & PackageParser.PARSE_IS_SYSTEM) != 0) { 7657 // If new package is not located in "/system/priv-app" (e.g. due to an OTA), 7658 // it needs to drop FLAG_PRIVILEGED. 7659 if (locationIsPrivileged(scanFile)) { 7660 updatedPkg.pkgPrivateFlags |= ApplicationInfo.PRIVATE_FLAG_PRIVILEGED; 7661 } else { 7662 updatedPkg.pkgPrivateFlags &= ~ApplicationInfo.PRIVATE_FLAG_PRIVILEGED; 7663 } 7664 7665 if (ps != null && !ps.codePath.equals(scanFile)) { 7666 // The path has changed from what was last scanned... check the 7667 // version of the new path against what we have stored to determine 7668 // what to do. 7669 if (DEBUG_INSTALL) Slog.d(TAG, "Path changing from " + ps.codePath); 7670 if (pkg.mVersionCode <= ps.versionCode) { 7671 // The system package has been updated and the code path does not match 7672 // Ignore entry. Skip it. 7673 if (DEBUG_INSTALL) Slog.i(TAG, "Package " + ps.name + " at " + scanFile 7674 + " ignored: updated version " + ps.versionCode 7675 + " better than this " + pkg.mVersionCode); 7676 if (!updatedPkg.codePath.equals(scanFile)) { 7677 Slog.w(PackageManagerService.TAG, "Code path for hidden system pkg " 7678 + ps.name + " changing from " + updatedPkg.codePathString 7679 + " to " + scanFile); 7680 updatedPkg.codePath = scanFile; 7681 updatedPkg.codePathString = scanFile.toString(); 7682 updatedPkg.resourcePath = scanFile; 7683 updatedPkg.resourcePathString = scanFile.toString(); 7684 } 7685 updatedPkg.pkg = pkg; 7686 updatedPkg.versionCode = pkg.mVersionCode; 7687 7688 // Update the disabled system child packages to point to the package too. 7689 final int childCount = updatedPkg.childPackageNames != null 7690 ? updatedPkg.childPackageNames.size() : 0; 7691 for (int i = 0; i < childCount; i++) { 7692 String childPackageName = updatedPkg.childPackageNames.get(i); 7693 PackageSetting updatedChildPkg = mSettings.getDisabledSystemPkgLPr( 7694 childPackageName); 7695 if (updatedChildPkg != null) { 7696 updatedChildPkg.pkg = pkg; 7697 updatedChildPkg.versionCode = pkg.mVersionCode; 7698 } 7699 } 7700 7701 throw new PackageManagerException(Log.WARN, "Package " + ps.name + " at " 7702 + scanFile + " ignored: updated version " + ps.versionCode 7703 + " better than this " + pkg.mVersionCode); 7704 } else { 7705 // The current app on the system partition is better than 7706 // what we have updated to on the data partition; switch 7707 // back to the system partition version. 7708 // At this point, its safely assumed that package installation for 7709 // apps in system partition will go through. If not there won't be a working 7710 // version of the app 7711 // writer 7712 synchronized (mPackages) { 7713 // Just remove the loaded entries from package lists. 7714 mPackages.remove(ps.name); 7715 } 7716 7717 logCriticalInfo(Log.WARN, "Package " + ps.name + " at " + scanFile 7718 + " reverting from " + ps.codePathString 7719 + ": new version " + pkg.mVersionCode 7720 + " better than installed " + ps.versionCode); 7721 7722 InstallArgs args = createInstallArgsForExisting(packageFlagsToInstallFlags(ps), 7723 ps.codePathString, ps.resourcePathString, getAppDexInstructionSets(ps)); 7724 synchronized (mInstallLock) { 7725 args.cleanUpResourcesLI(); 7726 } 7727 synchronized (mPackages) { 7728 mSettings.enableSystemPackageLPw(ps.name); 7729 } 7730 updatedPkgBetter = true; 7731 } 7732 } 7733 } 7734 7735 if (updatedPkg != null) { 7736 // An updated system app will not have the PARSE_IS_SYSTEM flag set 7737 // initially 7738 policyFlags |= PackageParser.PARSE_IS_SYSTEM; 7739 7740 // An updated privileged app will not have the PARSE_IS_PRIVILEGED 7741 // flag set initially 7742 if ((updatedPkg.pkgPrivateFlags & ApplicationInfo.PRIVATE_FLAG_PRIVILEGED) != 0) { 7743 policyFlags |= PackageParser.PARSE_IS_PRIVILEGED; 7744 } 7745 } 7746 7747 // Verify certificates against what was last scanned 7748 collectCertificatesLI(ps, pkg, scanFile, policyFlags); 7749 7750 /* 7751 * A new system app appeared, but we already had a non-system one of the 7752 * same name installed earlier. 7753 */ 7754 boolean shouldHideSystemApp = false; 7755 if (updatedPkg == null && ps != null 7756 && (policyFlags & PackageParser.PARSE_IS_SYSTEM_DIR) != 0 && !isSystemApp(ps)) { 7757 /* 7758 * Check to make sure the signatures match first. If they don't, 7759 * wipe the installed application and its data. 7760 */ 7761 if (compareSignatures(ps.signatures.mSignatures, pkg.mSignatures) 7762 != PackageManager.SIGNATURE_MATCH) { 7763 logCriticalInfo(Log.WARN, "Package " + ps.name + " appeared on system, but" 7764 + " signatures don't match existing userdata copy; removing"); 7765 try (PackageFreezer freezer = freezePackage(pkg.packageName, 7766 "scanPackageInternalLI")) { 7767 deletePackageLIF(pkg.packageName, null, true, null, 0, null, false, null); 7768 } 7769 ps = null; 7770 } else { 7771 /* 7772 * If the newly-added system app is an older version than the 7773 * already installed version, hide it. It will be scanned later 7774 * and re-added like an update. 7775 */ 7776 if (pkg.mVersionCode <= ps.versionCode) { 7777 shouldHideSystemApp = true; 7778 logCriticalInfo(Log.INFO, "Package " + ps.name + " appeared at " + scanFile 7779 + " but new version " + pkg.mVersionCode + " better than installed " 7780 + ps.versionCode + "; hiding system"); 7781 } else { 7782 /* 7783 * The newly found system app is a newer version that the 7784 * one previously installed. Simply remove the 7785 * already-installed application and replace it with our own 7786 * while keeping the application data. 7787 */ 7788 logCriticalInfo(Log.WARN, "Package " + ps.name + " at " + scanFile 7789 + " reverting from " + ps.codePathString + ": new version " 7790 + pkg.mVersionCode + " better than installed " + ps.versionCode); 7791 InstallArgs args = createInstallArgsForExisting(packageFlagsToInstallFlags(ps), 7792 ps.codePathString, ps.resourcePathString, getAppDexInstructionSets(ps)); 7793 synchronized (mInstallLock) { 7794 args.cleanUpResourcesLI(); 7795 } 7796 } 7797 } 7798 } 7799 7800 // The apk is forward locked (not public) if its code and resources 7801 // are kept in different files. (except for app in either system or 7802 // vendor path). 7803 // TODO grab this value from PackageSettings 7804 if ((policyFlags & PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 7805 if (ps != null && !ps.codePath.equals(ps.resourcePath)) { 7806 policyFlags |= PackageParser.PARSE_FORWARD_LOCK; 7807 } 7808 } 7809 7810 // TODO: extend to support forward-locked splits 7811 String resourcePath = null; 7812 String baseResourcePath = null; 7813 if ((policyFlags & PackageParser.PARSE_FORWARD_LOCK) != 0 && !updatedPkgBetter) { 7814 if (ps != null && ps.resourcePathString != null) { 7815 resourcePath = ps.resourcePathString; 7816 baseResourcePath = ps.resourcePathString; 7817 } else { 7818 // Should not happen at all. Just log an error. 7819 Slog.e(TAG, "Resource path not set for package " + pkg.packageName); 7820 } 7821 } else { 7822 resourcePath = pkg.codePath; 7823 baseResourcePath = pkg.baseCodePath; 7824 } 7825 7826 // Set application objects path explicitly. 7827 pkg.setApplicationVolumeUuid(pkg.volumeUuid); 7828 pkg.setApplicationInfoCodePath(pkg.codePath); 7829 pkg.setApplicationInfoBaseCodePath(pkg.baseCodePath); 7830 pkg.setApplicationInfoSplitCodePaths(pkg.splitCodePaths); 7831 pkg.setApplicationInfoResourcePath(resourcePath); 7832 pkg.setApplicationInfoBaseResourcePath(baseResourcePath); 7833 pkg.setApplicationInfoSplitResourcePaths(pkg.splitCodePaths); 7834 7835 // Note that we invoke the following method only if we are about to unpack an application 7836 PackageParser.Package scannedPkg = scanPackageLI(pkg, policyFlags, scanFlags 7837 | SCAN_UPDATE_SIGNATURE, currentTime, user); 7838 7839 /* 7840 * If the system app should be overridden by a previously installed 7841 * data, hide the system app now and let the /data/app scan pick it up 7842 * again. 7843 */ 7844 if (shouldHideSystemApp) { 7845 synchronized (mPackages) { 7846 mSettings.disableSystemPackageLPw(pkg.packageName, true); 7847 } 7848 } 7849 7850 return scannedPkg; 7851 } 7852 7853 private void renameStaticSharedLibraryPackage(PackageParser.Package pkg) { 7854 // Derive the new package synthetic package name 7855 pkg.setPackageName(pkg.packageName + STATIC_SHARED_LIB_DELIMITER 7856 + pkg.staticSharedLibVersion); 7857 } 7858 7859 private static String fixProcessName(String defProcessName, 7860 String processName) { 7861 if (processName == null) { 7862 return defProcessName; 7863 } 7864 return processName; 7865 } 7866 7867 private void verifySignaturesLP(PackageSetting pkgSetting, PackageParser.Package pkg) 7868 throws PackageManagerException { 7869 if (pkgSetting.signatures.mSignatures != null) { 7870 // Already existing package. Make sure signatures match 7871 boolean match = compareSignatures(pkgSetting.signatures.mSignatures, pkg.mSignatures) 7872 == PackageManager.SIGNATURE_MATCH; 7873 if (!match) { 7874 match = compareSignaturesCompat(pkgSetting.signatures, pkg) 7875 == PackageManager.SIGNATURE_MATCH; 7876 } 7877 if (!match) { 7878 match = compareSignaturesRecover(pkgSetting.signatures, pkg) 7879 == PackageManager.SIGNATURE_MATCH; 7880 } 7881 if (!match) { 7882 throw new PackageManagerException(INSTALL_FAILED_UPDATE_INCOMPATIBLE, "Package " 7883 + pkg.packageName + " signatures do not match the " 7884 + "previously installed version; ignoring!"); 7885 } 7886 } 7887 7888 // Check for shared user signatures 7889 if (pkgSetting.sharedUser != null && pkgSetting.sharedUser.signatures.mSignatures != null) { 7890 // Already existing package. Make sure signatures match 7891 boolean match = compareSignatures(pkgSetting.sharedUser.signatures.mSignatures, 7892 pkg.mSignatures) == PackageManager.SIGNATURE_MATCH; 7893 if (!match) { 7894 match = compareSignaturesCompat(pkgSetting.sharedUser.signatures, pkg) 7895 == PackageManager.SIGNATURE_MATCH; 7896 } 7897 if (!match) { 7898 match = compareSignaturesRecover(pkgSetting.sharedUser.signatures, pkg) 7899 == PackageManager.SIGNATURE_MATCH; 7900 } 7901 if (!match) { 7902 throw new PackageManagerException(INSTALL_FAILED_SHARED_USER_INCOMPATIBLE, 7903 "Package " + pkg.packageName 7904 + " has no signatures that match those in shared user " 7905 + pkgSetting.sharedUser.name + "; ignoring!"); 7906 } 7907 } 7908 } 7909 7910 /** 7911 * Enforces that only the system UID or root's UID can call a method exposed 7912 * via Binder. 7913 * 7914 * @param message used as message if SecurityException is thrown 7915 * @throws SecurityException if the caller is not system or root 7916 */ 7917 private static final void enforceSystemOrRoot(String message) { 7918 final int uid = Binder.getCallingUid(); 7919 if (uid != Process.SYSTEM_UID && uid != 0) { 7920 throw new SecurityException(message); 7921 } 7922 } 7923 7924 @Override 7925 public void performFstrimIfNeeded() { 7926 enforceSystemOrRoot("Only the system can request fstrim"); 7927 7928 // Before everything else, see whether we need to fstrim. 7929 try { 7930 IStorageManager sm = PackageHelper.getStorageManager(); 7931 if (sm != null) { 7932 boolean doTrim = false; 7933 final long interval = android.provider.Settings.Global.getLong( 7934 mContext.getContentResolver(), 7935 android.provider.Settings.Global.FSTRIM_MANDATORY_INTERVAL, 7936 DEFAULT_MANDATORY_FSTRIM_INTERVAL); 7937 if (interval > 0) { 7938 final long timeSinceLast = System.currentTimeMillis() - sm.lastMaintenance(); 7939 if (timeSinceLast > interval) { 7940 doTrim = true; 7941 Slog.w(TAG, "No disk maintenance in " + timeSinceLast 7942 + "; running immediately"); 7943 } 7944 } 7945 if (doTrim) { 7946 final boolean dexOptDialogShown; 7947 synchronized (mPackages) { 7948 dexOptDialogShown = mDexOptDialogShown; 7949 } 7950 if (!isFirstBoot() && dexOptDialogShown) { 7951 try { 7952 ActivityManager.getService().showBootMessage( 7953 mContext.getResources().getString( 7954 R.string.android_upgrading_fstrim), true); 7955 } catch (RemoteException e) { 7956 } 7957 } 7958 sm.runMaintenance(); 7959 } 7960 } else { 7961 Slog.e(TAG, "storageManager service unavailable!"); 7962 } 7963 } catch (RemoteException e) { 7964 // Can't happen; StorageManagerService is local 7965 } 7966 } 7967 7968 @Override 7969 public void updatePackagesIfNeeded() { 7970 enforceSystemOrRoot("Only the system can request package update"); 7971 7972 // We need to re-extract after an OTA. 7973 boolean causeUpgrade = isUpgrade(); 7974 7975 // First boot or factory reset. 7976 // Note: we also handle devices that are upgrading to N right now as if it is their 7977 // first boot, as they do not have profile data. 7978 boolean causeFirstBoot = isFirstBoot() || mIsPreNUpgrade; 7979 7980 // We need to re-extract after a pruned cache, as AoT-ed files will be out of date. 7981 boolean causePrunedCache = VMRuntime.didPruneDalvikCache(); 7982 7983 if (!causeUpgrade && !causeFirstBoot && !causePrunedCache) { 7984 return; 7985 } 7986 7987 List<PackageParser.Package> pkgs; 7988 synchronized (mPackages) { 7989 pkgs = PackageManagerServiceUtils.getPackagesForDexopt(mPackages.values(), this); 7990 } 7991 7992 final long startTime = System.nanoTime(); 7993 final int[] stats = performDexOptUpgrade(pkgs, mIsPreNUpgrade /* showDialog */, 7994 getCompilerFilterForReason(causeFirstBoot ? REASON_FIRST_BOOT : REASON_BOOT)); 7995 7996 final int elapsedTimeSeconds = 7997 (int) TimeUnit.NANOSECONDS.toSeconds(System.nanoTime() - startTime); 7998 7999 MetricsLogger.histogram(mContext, "opt_dialog_num_dexopted", stats[0]); 8000 MetricsLogger.histogram(mContext, "opt_dialog_num_skipped", stats[1]); 8001 MetricsLogger.histogram(mContext, "opt_dialog_num_failed", stats[2]); 8002 MetricsLogger.histogram(mContext, "opt_dialog_num_total", getOptimizablePackages().size()); 8003 MetricsLogger.histogram(mContext, "opt_dialog_time_s", elapsedTimeSeconds); 8004 } 8005 8006 /** 8007 * Performs dexopt on the set of packages in {@code packages} and returns an int array 8008 * containing statistics about the invocation. The array consists of three elements, 8009 * which are (in order) {@code numberOfPackagesOptimized}, {@code numberOfPackagesSkipped} 8010 * and {@code numberOfPackagesFailed}. 8011 */ 8012 private int[] performDexOptUpgrade(List<PackageParser.Package> pkgs, boolean showDialog, 8013 String compilerFilter) { 8014 8015 int numberOfPackagesVisited = 0; 8016 int numberOfPackagesOptimized = 0; 8017 int numberOfPackagesSkipped = 0; 8018 int numberOfPackagesFailed = 0; 8019 final int numberOfPackagesToDexopt = pkgs.size(); 8020 8021 for (PackageParser.Package pkg : pkgs) { 8022 numberOfPackagesVisited++; 8023 8024 if (!PackageDexOptimizer.canOptimizePackage(pkg)) { 8025 if (DEBUG_DEXOPT) { 8026 Log.i(TAG, "Skipping update of of non-optimizable app " + pkg.packageName); 8027 } 8028 numberOfPackagesSkipped++; 8029 continue; 8030 } 8031 8032 if (DEBUG_DEXOPT) { 8033 Log.i(TAG, "Updating app " + numberOfPackagesVisited + " of " + 8034 numberOfPackagesToDexopt + ": " + pkg.packageName); 8035 } 8036 8037 if (showDialog) { 8038 try { 8039 ActivityManager.getService().showBootMessage( 8040 mContext.getResources().getString(R.string.android_upgrading_apk, 8041 numberOfPackagesVisited, numberOfPackagesToDexopt), true); 8042 } catch (RemoteException e) { 8043 } 8044 synchronized (mPackages) { 8045 mDexOptDialogShown = true; 8046 } 8047 } 8048 8049 // If the OTA updates a system app which was previously preopted to a non-preopted state 8050 // the app might end up being verified at runtime. That's because by default the apps 8051 // are verify-profile but for preopted apps there's no profile. 8052 // Do a hacky check to ensure that if we have no profiles (a reasonable indication 8053 // that before the OTA the app was preopted) the app gets compiled with a non-profile 8054 // filter (by default interpret-only). 8055 // Note that at this stage unused apps are already filtered. 8056 if (isSystemApp(pkg) && 8057 DexFile.isProfileGuidedCompilerFilter(compilerFilter) && 8058 !Environment.getReferenceProfile(pkg.packageName).exists()) { 8059 compilerFilter = getNonProfileGuidedCompilerFilter(compilerFilter); 8060 } 8061 8062 // checkProfiles is false to avoid merging profiles during boot which 8063 // might interfere with background compilation (b/28612421). 8064 // Unfortunately this will also means that "pm.dexopt.boot=speed-profile" will 8065 // behave differently than "pm.dexopt.bg-dexopt=speed-profile" but that's a 8066 // trade-off worth doing to save boot time work. 8067 int dexOptStatus = performDexOptTraced(pkg.packageName, 8068 false /* checkProfiles */, 8069 compilerFilter, 8070 false /* force */); 8071 switch (dexOptStatus) { 8072 case PackageDexOptimizer.DEX_OPT_PERFORMED: 8073 numberOfPackagesOptimized++; 8074 break; 8075 case PackageDexOptimizer.DEX_OPT_SKIPPED: 8076 numberOfPackagesSkipped++; 8077 break; 8078 case PackageDexOptimizer.DEX_OPT_FAILED: 8079 numberOfPackagesFailed++; 8080 break; 8081 default: 8082 Log.e(TAG, "Unexpected dexopt return code " + dexOptStatus); 8083 break; 8084 } 8085 } 8086 8087 return new int[] { numberOfPackagesOptimized, numberOfPackagesSkipped, 8088 numberOfPackagesFailed }; 8089 } 8090 8091 @Override 8092 public void notifyPackageUse(String packageName, int reason) { 8093 synchronized (mPackages) { 8094 PackageParser.Package p = mPackages.get(packageName); 8095 if (p == null) { 8096 return; 8097 } 8098 p.mLastPackageUsageTimeInMills[reason] = System.currentTimeMillis(); 8099 } 8100 } 8101 8102 @Override 8103 public void notifyDexLoad(String loadingPackageName, List<String> dexPaths, String loaderIsa) { 8104 int userId = UserHandle.getCallingUserId(); 8105 ApplicationInfo ai = getApplicationInfo(loadingPackageName, /*flags*/ 0, userId); 8106 if (ai == null) { 8107 Slog.w(TAG, "Loading a package that does not exist for the calling user. package=" 8108 + loadingPackageName + ", user=" + userId); 8109 return; 8110 } 8111 mDexManager.notifyDexLoad(ai, dexPaths, loaderIsa, userId); 8112 } 8113 8114 // TODO: this is not used nor needed. Delete it. 8115 @Override 8116 public boolean performDexOptIfNeeded(String packageName) { 8117 int dexOptStatus = performDexOptTraced(packageName, 8118 false /* checkProfiles */, getFullCompilerFilter(), false /* force */); 8119 return dexOptStatus != PackageDexOptimizer.DEX_OPT_FAILED; 8120 } 8121 8122 @Override 8123 public boolean performDexOpt(String packageName, 8124 boolean checkProfiles, int compileReason, boolean force) { 8125 int dexOptStatus = performDexOptTraced(packageName, checkProfiles, 8126 getCompilerFilterForReason(compileReason), force); 8127 return dexOptStatus != PackageDexOptimizer.DEX_OPT_FAILED; 8128 } 8129 8130 @Override 8131 public boolean performDexOptMode(String packageName, 8132 boolean checkProfiles, String targetCompilerFilter, boolean force) { 8133 int dexOptStatus = performDexOptTraced(packageName, checkProfiles, 8134 targetCompilerFilter, force); 8135 return dexOptStatus != PackageDexOptimizer.DEX_OPT_FAILED; 8136 } 8137 8138 private int performDexOptTraced(String packageName, 8139 boolean checkProfiles, String targetCompilerFilter, boolean force) { 8140 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "dexopt"); 8141 try { 8142 return performDexOptInternal(packageName, checkProfiles, 8143 targetCompilerFilter, force); 8144 } finally { 8145 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 8146 } 8147 } 8148 8149 // Run dexopt on a given package. Returns true if dexopt did not fail, i.e. 8150 // if the package can now be considered up to date for the given filter. 8151 private int performDexOptInternal(String packageName, 8152 boolean checkProfiles, String targetCompilerFilter, boolean force) { 8153 PackageParser.Package p; 8154 synchronized (mPackages) { 8155 p = mPackages.get(packageName); 8156 if (p == null) { 8157 // Package could not be found. Report failure. 8158 return PackageDexOptimizer.DEX_OPT_FAILED; 8159 } 8160 mPackageUsage.maybeWriteAsync(mPackages); 8161 mCompilerStats.maybeWriteAsync(); 8162 } 8163 long callingId = Binder.clearCallingIdentity(); 8164 try { 8165 synchronized (mInstallLock) { 8166 return performDexOptInternalWithDependenciesLI(p, checkProfiles, 8167 targetCompilerFilter, force); 8168 } 8169 } finally { 8170 Binder.restoreCallingIdentity(callingId); 8171 } 8172 } 8173 8174 public ArraySet<String> getOptimizablePackages() { 8175 ArraySet<String> pkgs = new ArraySet<String>(); 8176 synchronized (mPackages) { 8177 for (PackageParser.Package p : mPackages.values()) { 8178 if (PackageDexOptimizer.canOptimizePackage(p)) { 8179 pkgs.add(p.packageName); 8180 } 8181 } 8182 } 8183 return pkgs; 8184 } 8185 8186 private int performDexOptInternalWithDependenciesLI(PackageParser.Package p, 8187 boolean checkProfiles, String targetCompilerFilter, 8188 boolean force) { 8189 // Select the dex optimizer based on the force parameter. 8190 // Note: The force option is rarely used (cmdline input for testing, mostly), so it's OK to 8191 // allocate an object here. 8192 PackageDexOptimizer pdo = force 8193 ? new PackageDexOptimizer.ForcedUpdatePackageDexOptimizer(mPackageDexOptimizer) 8194 : mPackageDexOptimizer; 8195 8196 // Optimize all dependencies first. Note: we ignore the return value and march on 8197 // on errors. 8198 Collection<PackageParser.Package> deps = findSharedNonSystemLibraries(p); 8199 final String[] instructionSets = getAppDexInstructionSets(p.applicationInfo); 8200 if (!deps.isEmpty()) { 8201 for (PackageParser.Package depPackage : deps) { 8202 // TODO: Analyze and investigate if we (should) profile libraries. 8203 // Currently this will do a full compilation of the library by default. 8204 pdo.performDexOpt(depPackage, null /* sharedLibraries */, instructionSets, 8205 false /* checkProfiles */, 8206 getCompilerFilterForReason(REASON_NON_SYSTEM_LIBRARY), 8207 getOrCreateCompilerPackageStats(depPackage)); 8208 } 8209 } 8210 return pdo.performDexOpt(p, p.usesLibraryFiles, instructionSets, checkProfiles, 8211 targetCompilerFilter, getOrCreateCompilerPackageStats(p)); 8212 } 8213 8214 List<PackageParser.Package> findSharedNonSystemLibraries(PackageParser.Package p) { 8215 if (p.usesLibraries != null || p.usesOptionalLibraries != null 8216 || p.usesStaticLibraries != null) { 8217 ArrayList<PackageParser.Package> retValue = new ArrayList<>(); 8218 Set<String> collectedNames = new HashSet<>(); 8219 findSharedNonSystemLibrariesRecursive(p, retValue, collectedNames); 8220 8221 retValue.remove(p); 8222 8223 return retValue; 8224 } else { 8225 return Collections.emptyList(); 8226 } 8227 } 8228 8229 private void findSharedNonSystemLibrariesRecursive(PackageParser.Package p, 8230 ArrayList<PackageParser.Package> collected, Set<String> collectedNames) { 8231 if (!collectedNames.contains(p.packageName)) { 8232 collectedNames.add(p.packageName); 8233 collected.add(p); 8234 8235 if (p.usesLibraries != null) { 8236 findSharedNonSystemLibrariesRecursive(p.usesLibraries, 8237 null, collected, collectedNames); 8238 } 8239 if (p.usesOptionalLibraries != null) { 8240 findSharedNonSystemLibrariesRecursive(p.usesOptionalLibraries, 8241 null, collected, collectedNames); 8242 } 8243 if (p.usesStaticLibraries != null) { 8244 findSharedNonSystemLibrariesRecursive(p.usesStaticLibraries, 8245 p.usesStaticLibrariesVersions, collected, collectedNames); 8246 } 8247 } 8248 } 8249 8250 private void findSharedNonSystemLibrariesRecursive(ArrayList<String> libs, int[] versions, 8251 ArrayList<PackageParser.Package> collected, Set<String> collectedNames) { 8252 final int libNameCount = libs.size(); 8253 for (int i = 0; i < libNameCount; i++) { 8254 String libName = libs.get(i); 8255 int version = (versions != null && versions.length == libNameCount) 8256 ? versions[i] : PackageManager.VERSION_CODE_HIGHEST; 8257 PackageParser.Package libPkg = findSharedNonSystemLibrary(libName, version); 8258 if (libPkg != null) { 8259 findSharedNonSystemLibrariesRecursive(libPkg, collected, collectedNames); 8260 } 8261 } 8262 } 8263 8264 private PackageParser.Package findSharedNonSystemLibrary(String name, int version) { 8265 synchronized (mPackages) { 8266 SharedLibraryEntry libEntry = getSharedLibraryEntryLPr(name, version); 8267 if (libEntry != null) { 8268 return mPackages.get(libEntry.apk); 8269 } 8270 return null; 8271 } 8272 } 8273 8274 private SharedLibraryEntry getSharedLibraryEntryLPr(String name, int version) { 8275 SparseArray<SharedLibraryEntry> versionedLib = mSharedLibraries.get(name); 8276 if (versionedLib == null) { 8277 return null; 8278 } 8279 return versionedLib.get(version); 8280 } 8281 8282 private SharedLibraryEntry getLatestSharedLibraVersionLPr(PackageParser.Package pkg) { 8283 SparseArray<SharedLibraryEntry> versionedLib = mSharedLibraries.get( 8284 pkg.staticSharedLibName); 8285 if (versionedLib == null) { 8286 return null; 8287 } 8288 int previousLibVersion = -1; 8289 final int versionCount = versionedLib.size(); 8290 for (int i = 0; i < versionCount; i++) { 8291 final int libVersion = versionedLib.keyAt(i); 8292 if (libVersion < pkg.staticSharedLibVersion) { 8293 previousLibVersion = Math.max(previousLibVersion, libVersion); 8294 } 8295 } 8296 if (previousLibVersion >= 0) { 8297 return versionedLib.get(previousLibVersion); 8298 } 8299 return null; 8300 } 8301 8302 public void shutdown() { 8303 mPackageUsage.writeNow(mPackages); 8304 mCompilerStats.writeNow(); 8305 } 8306 8307 @Override 8308 public void dumpProfiles(String packageName) { 8309 PackageParser.Package pkg; 8310 synchronized (mPackages) { 8311 pkg = mPackages.get(packageName); 8312 if (pkg == null) { 8313 throw new IllegalArgumentException("Unknown package: " + packageName); 8314 } 8315 } 8316 /* Only the shell, root, or the app user should be able to dump profiles. */ 8317 int callingUid = Binder.getCallingUid(); 8318 if (callingUid != Process.SHELL_UID && 8319 callingUid != Process.ROOT_UID && 8320 callingUid != pkg.applicationInfo.uid) { 8321 throw new SecurityException("dumpProfiles"); 8322 } 8323 8324 synchronized (mInstallLock) { 8325 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "dump profiles"); 8326 final int sharedGid = UserHandle.getSharedAppGid(pkg.applicationInfo.uid); 8327 try { 8328 List<String> allCodePaths = pkg.getAllCodePathsExcludingResourceOnly(); 8329 String codePaths = TextUtils.join(";", allCodePaths); 8330 mInstaller.dumpProfiles(sharedGid, packageName, codePaths); 8331 } catch (InstallerException e) { 8332 Slog.w(TAG, "Failed to dump profiles", e); 8333 } 8334 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 8335 } 8336 } 8337 8338 @Override 8339 public void forceDexOpt(String packageName) { 8340 enforceSystemOrRoot("forceDexOpt"); 8341 8342 PackageParser.Package pkg; 8343 synchronized (mPackages) { 8344 pkg = mPackages.get(packageName); 8345 if (pkg == null) { 8346 throw new IllegalArgumentException("Unknown package: " + packageName); 8347 } 8348 } 8349 8350 synchronized (mInstallLock) { 8351 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "dexopt"); 8352 8353 // Whoever is calling forceDexOpt wants a fully compiled package. 8354 // Don't use profiles since that may cause compilation to be skipped. 8355 final int res = performDexOptInternalWithDependenciesLI(pkg, 8356 false /* checkProfiles */, getCompilerFilterForReason(REASON_FORCED_DEXOPT), 8357 true /* force */); 8358 8359 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 8360 if (res != PackageDexOptimizer.DEX_OPT_PERFORMED) { 8361 throw new IllegalStateException("Failed to dexopt: " + res); 8362 } 8363 } 8364 } 8365 8366 private boolean verifyPackageUpdateLPr(PackageSetting oldPkg, PackageParser.Package newPkg) { 8367 if ((oldPkg.pkgFlags&ApplicationInfo.FLAG_SYSTEM) == 0) { 8368 Slog.w(TAG, "Unable to update from " + oldPkg.name 8369 + " to " + newPkg.packageName 8370 + ": old package not in system partition"); 8371 return false; 8372 } else if (mPackages.get(oldPkg.name) != null) { 8373 Slog.w(TAG, "Unable to update from " + oldPkg.name 8374 + " to " + newPkg.packageName 8375 + ": old package still exists"); 8376 return false; 8377 } 8378 return true; 8379 } 8380 8381 void removeCodePathLI(File codePath) { 8382 if (codePath.isDirectory()) { 8383 try { 8384 mInstaller.rmPackageDir(codePath.getAbsolutePath()); 8385 } catch (InstallerException e) { 8386 Slog.w(TAG, "Failed to remove code path", e); 8387 } 8388 } else { 8389 codePath.delete(); 8390 } 8391 } 8392 8393 private int[] resolveUserIds(int userId) { 8394 return (userId == UserHandle.USER_ALL) ? sUserManager.getUserIds() : new int[] { userId }; 8395 } 8396 8397 private void clearAppDataLIF(PackageParser.Package pkg, int userId, int flags) { 8398 if (pkg == null) { 8399 Slog.wtf(TAG, "Package was null!", new Throwable()); 8400 return; 8401 } 8402 clearAppDataLeafLIF(pkg, userId, flags); 8403 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 8404 for (int i = 0; i < childCount; i++) { 8405 clearAppDataLeafLIF(pkg.childPackages.get(i), userId, flags); 8406 } 8407 } 8408 8409 private void clearAppDataLeafLIF(PackageParser.Package pkg, int userId, int flags) { 8410 final PackageSetting ps; 8411 synchronized (mPackages) { 8412 ps = mSettings.mPackages.get(pkg.packageName); 8413 } 8414 for (int realUserId : resolveUserIds(userId)) { 8415 final long ceDataInode = (ps != null) ? ps.getCeDataInode(realUserId) : 0; 8416 try { 8417 mInstaller.clearAppData(pkg.volumeUuid, pkg.packageName, realUserId, flags, 8418 ceDataInode); 8419 } catch (InstallerException e) { 8420 Slog.w(TAG, String.valueOf(e)); 8421 } 8422 } 8423 } 8424 8425 private void destroyAppDataLIF(PackageParser.Package pkg, int userId, int flags) { 8426 if (pkg == null) { 8427 Slog.wtf(TAG, "Package was null!", new Throwable()); 8428 return; 8429 } 8430 destroyAppDataLeafLIF(pkg, userId, flags); 8431 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 8432 for (int i = 0; i < childCount; i++) { 8433 destroyAppDataLeafLIF(pkg.childPackages.get(i), userId, flags); 8434 } 8435 } 8436 8437 private void destroyAppDataLeafLIF(PackageParser.Package pkg, int userId, int flags) { 8438 final PackageSetting ps; 8439 synchronized (mPackages) { 8440 ps = mSettings.mPackages.get(pkg.packageName); 8441 } 8442 for (int realUserId : resolveUserIds(userId)) { 8443 final long ceDataInode = (ps != null) ? ps.getCeDataInode(realUserId) : 0; 8444 try { 8445 mInstaller.destroyAppData(pkg.volumeUuid, pkg.packageName, realUserId, flags, 8446 ceDataInode); 8447 } catch (InstallerException e) { 8448 Slog.w(TAG, String.valueOf(e)); 8449 } 8450 } 8451 } 8452 8453 private void destroyAppProfilesLIF(PackageParser.Package pkg, int userId) { 8454 if (pkg == null) { 8455 Slog.wtf(TAG, "Package was null!", new Throwable()); 8456 return; 8457 } 8458 destroyAppProfilesLeafLIF(pkg); 8459 destroyAppReferenceProfileLeafLIF(pkg, userId, true /* removeBaseMarker */); 8460 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 8461 for (int i = 0; i < childCount; i++) { 8462 destroyAppProfilesLeafLIF(pkg.childPackages.get(i)); 8463 destroyAppReferenceProfileLeafLIF(pkg.childPackages.get(i), userId, 8464 true /* removeBaseMarker */); 8465 } 8466 } 8467 8468 private void destroyAppReferenceProfileLeafLIF(PackageParser.Package pkg, int userId, 8469 boolean removeBaseMarker) { 8470 if (pkg.isForwardLocked()) { 8471 return; 8472 } 8473 8474 for (String path : pkg.getAllCodePathsExcludingResourceOnly()) { 8475 try { 8476 path = PackageManagerServiceUtils.realpath(new File(path)); 8477 } catch (IOException e) { 8478 // TODO: Should we return early here ? 8479 Slog.w(TAG, "Failed to get canonical path", e); 8480 continue; 8481 } 8482 8483 final String useMarker = path.replace('/', '@'); 8484 for (int realUserId : resolveUserIds(userId)) { 8485 File profileDir = Environment.getDataProfilesDeForeignDexDirectory(realUserId); 8486 if (removeBaseMarker) { 8487 File foreignUseMark = new File(profileDir, useMarker); 8488 if (foreignUseMark.exists()) { 8489 if (!foreignUseMark.delete()) { 8490 Slog.w(TAG, "Unable to delete foreign user mark for package: " 8491 + pkg.packageName); 8492 } 8493 } 8494 } 8495 8496 File[] markers = profileDir.listFiles(); 8497 if (markers != null) { 8498 final String searchString = "@" + pkg.packageName + "@"; 8499 // We also delete all markers that contain the package name we're 8500 // uninstalling. These are associated with secondary dex-files belonging 8501 // to the package. Reconstructing the path of these dex files is messy 8502 // in general. 8503 for (File marker : markers) { 8504 if (marker.getName().indexOf(searchString) > 0) { 8505 if (!marker.delete()) { 8506 Slog.w(TAG, "Unable to delete foreign user mark for package: " 8507 + pkg.packageName); 8508 } 8509 } 8510 } 8511 } 8512 } 8513 } 8514 } 8515 8516 private void destroyAppProfilesLeafLIF(PackageParser.Package pkg) { 8517 try { 8518 mInstaller.destroyAppProfiles(pkg.packageName); 8519 } catch (InstallerException e) { 8520 Slog.w(TAG, String.valueOf(e)); 8521 } 8522 } 8523 8524 private void clearAppProfilesLIF(PackageParser.Package pkg, int userId) { 8525 if (pkg == null) { 8526 Slog.wtf(TAG, "Package was null!", new Throwable()); 8527 return; 8528 } 8529 clearAppProfilesLeafLIF(pkg); 8530 // We don't remove the base foreign use marker when clearing profiles because 8531 // we will rename it when the app is updated. Unlike the actual profile contents, 8532 // the foreign use marker is good across installs. 8533 destroyAppReferenceProfileLeafLIF(pkg, userId, false /* removeBaseMarker */); 8534 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 8535 for (int i = 0; i < childCount; i++) { 8536 clearAppProfilesLeafLIF(pkg.childPackages.get(i)); 8537 } 8538 } 8539 8540 private void clearAppProfilesLeafLIF(PackageParser.Package pkg) { 8541 try { 8542 mInstaller.clearAppProfiles(pkg.packageName); 8543 } catch (InstallerException e) { 8544 Slog.w(TAG, String.valueOf(e)); 8545 } 8546 } 8547 8548 private void setInstallAndUpdateTime(PackageParser.Package pkg, long firstInstallTime, 8549 long lastUpdateTime) { 8550 // Set parent install/update time 8551 PackageSetting ps = (PackageSetting) pkg.mExtras; 8552 if (ps != null) { 8553 ps.firstInstallTime = firstInstallTime; 8554 ps.lastUpdateTime = lastUpdateTime; 8555 } 8556 // Set children install/update time 8557 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 8558 for (int i = 0; i < childCount; i++) { 8559 PackageParser.Package childPkg = pkg.childPackages.get(i); 8560 ps = (PackageSetting) childPkg.mExtras; 8561 if (ps != null) { 8562 ps.firstInstallTime = firstInstallTime; 8563 ps.lastUpdateTime = lastUpdateTime; 8564 } 8565 } 8566 } 8567 8568 private void addSharedLibraryLPr(ArraySet<String> usesLibraryFiles, SharedLibraryEntry file, 8569 PackageParser.Package changingLib) { 8570 if (file.path != null) { 8571 usesLibraryFiles.add(file.path); 8572 return; 8573 } 8574 PackageParser.Package p = mPackages.get(file.apk); 8575 if (changingLib != null && changingLib.packageName.equals(file.apk)) { 8576 // If we are doing this while in the middle of updating a library apk, 8577 // then we need to make sure to use that new apk for determining the 8578 // dependencies here. (We haven't yet finished committing the new apk 8579 // to the package manager state.) 8580 if (p == null || p.packageName.equals(changingLib.packageName)) { 8581 p = changingLib; 8582 } 8583 } 8584 if (p != null) { 8585 usesLibraryFiles.addAll(p.getAllCodePaths()); 8586 } 8587 } 8588 8589 private void updateSharedLibrariesLPr(PackageParser.Package pkg, 8590 PackageParser.Package changingLib) throws PackageManagerException { 8591 if (pkg == null) { 8592 return; 8593 } 8594 ArraySet<String> usesLibraryFiles = null; 8595 if (pkg.usesLibraries != null) { 8596 usesLibraryFiles = addSharedLibrariesLPw(pkg.usesLibraries, 8597 null, null, pkg.packageName, changingLib, true, null); 8598 } 8599 if (pkg.usesStaticLibraries != null) { 8600 usesLibraryFiles = addSharedLibrariesLPw(pkg.usesStaticLibraries, 8601 pkg.usesStaticLibrariesVersions, pkg.usesStaticLibrariesCertDigests, 8602 pkg.packageName, changingLib, true, usesLibraryFiles); 8603 } 8604 if (pkg.usesOptionalLibraries != null) { 8605 usesLibraryFiles = addSharedLibrariesLPw(pkg.usesOptionalLibraries, 8606 null, null, pkg.packageName, changingLib, false, usesLibraryFiles); 8607 } 8608 if (!ArrayUtils.isEmpty(usesLibraryFiles)) { 8609 pkg.usesLibraryFiles = usesLibraryFiles.toArray(new String[usesLibraryFiles.size()]); 8610 } else { 8611 pkg.usesLibraryFiles = null; 8612 } 8613 } 8614 8615 private ArraySet<String> addSharedLibrariesLPw(@NonNull List<String> requestedLibraries, 8616 @Nullable int[] requiredVersions, @Nullable String[] requiredCertDigests, 8617 @NonNull String packageName, @Nullable PackageParser.Package changingLib, 8618 boolean required, @Nullable ArraySet<String> outUsedLibraries) 8619 throws PackageManagerException { 8620 final int libCount = requestedLibraries.size(); 8621 for (int i = 0; i < libCount; i++) { 8622 final String libName = requestedLibraries.get(i); 8623 final int libVersion = requiredVersions != null ? requiredVersions[i] 8624 : SharedLibraryInfo.VERSION_UNDEFINED; 8625 final SharedLibraryEntry libEntry = getSharedLibraryEntryLPr(libName, libVersion); 8626 if (libEntry == null) { 8627 if (required) { 8628 throw new PackageManagerException(INSTALL_FAILED_MISSING_SHARED_LIBRARY, 8629 "Package " + packageName + " requires unavailable shared library " 8630 + libName + "; failing!"); 8631 } else { 8632 Slog.w(TAG, "Package " + packageName 8633 + " desires unavailable shared library " 8634 + libName + "; ignoring!"); 8635 } 8636 } else { 8637 if (requiredVersions != null && requiredCertDigests != null) { 8638 if (libEntry.info.getVersion() != requiredVersions[i]) { 8639 throw new PackageManagerException(INSTALL_FAILED_MISSING_SHARED_LIBRARY, 8640 "Package " + packageName + " requires unavailable static shared" 8641 + " library " + libName + " version " 8642 + libEntry.info.getVersion() + "; failing!"); 8643 } 8644 8645 PackageParser.Package libPkg = mPackages.get(libEntry.apk); 8646 if (libPkg == null) { 8647 throw new PackageManagerException(INSTALL_FAILED_MISSING_SHARED_LIBRARY, 8648 "Package " + packageName + " requires unavailable static shared" 8649 + " library; failing!"); 8650 } 8651 8652 String expectedCertDigest = requiredCertDigests[i]; 8653 String libCertDigest = PackageUtils.computeCertSha256Digest( 8654 libPkg.mSignatures[0]); 8655 if (!libCertDigest.equalsIgnoreCase(expectedCertDigest)) { 8656 throw new PackageManagerException(INSTALL_FAILED_MISSING_SHARED_LIBRARY, 8657 "Package " + packageName + " requires differently signed" + 8658 " static shared library; failing!"); 8659 } 8660 } 8661 8662 if (outUsedLibraries == null) { 8663 outUsedLibraries = new ArraySet<>(); 8664 } 8665 addSharedLibraryLPr(outUsedLibraries, libEntry, changingLib); 8666 } 8667 } 8668 return outUsedLibraries; 8669 } 8670 8671 private static boolean hasString(List<String> list, List<String> which) { 8672 if (list == null) { 8673 return false; 8674 } 8675 for (int i=list.size()-1; i>=0; i--) { 8676 for (int j=which.size()-1; j>=0; j--) { 8677 if (which.get(j).equals(list.get(i))) { 8678 return true; 8679 } 8680 } 8681 } 8682 return false; 8683 } 8684 8685 private ArrayList<PackageParser.Package> updateAllSharedLibrariesLPw( 8686 PackageParser.Package changingPkg) { 8687 ArrayList<PackageParser.Package> res = null; 8688 for (PackageParser.Package pkg : mPackages.values()) { 8689 if (changingPkg != null 8690 && !hasString(pkg.usesLibraries, changingPkg.libraryNames) 8691 && !hasString(pkg.usesOptionalLibraries, changingPkg.libraryNames) 8692 && !ArrayUtils.contains(pkg.usesStaticLibraries, 8693 changingPkg.staticSharedLibName)) { 8694 return null; 8695 } 8696 if (res == null) { 8697 res = new ArrayList<>(); 8698 } 8699 res.add(pkg); 8700 try { 8701 updateSharedLibrariesLPr(pkg, changingPkg); 8702 } catch (PackageManagerException e) { 8703 // If a system app update or an app and a required lib missing we 8704 // delete the package and for updated system apps keep the data as 8705 // it is better for the user to reinstall than to be in an limbo 8706 // state. Also libs disappearing under an app should never happen 8707 // - just in case. 8708 if (!pkg.isSystemApp() || pkg.isUpdatedSystemApp()) { 8709 final int flags = pkg.isUpdatedSystemApp() 8710 ? PackageManager.DELETE_KEEP_DATA : 0; 8711 deletePackageLIF(pkg.packageName, null, true, sUserManager.getUserIds(), 8712 flags , null, true, null); 8713 } 8714 Slog.e(TAG, "updateAllSharedLibrariesLPw failed: " + e.getMessage()); 8715 } 8716 } 8717 return res; 8718 } 8719 8720 /** 8721 * Derive the value of the {@code cpuAbiOverride} based on the provided 8722 * value and an optional stored value from the package settings. 8723 */ 8724 private static String deriveAbiOverride(String abiOverride, PackageSetting settings) { 8725 String cpuAbiOverride = null; 8726 8727 if (NativeLibraryHelper.CLEAR_ABI_OVERRIDE.equals(abiOverride)) { 8728 cpuAbiOverride = null; 8729 } else if (abiOverride != null) { 8730 cpuAbiOverride = abiOverride; 8731 } else if (settings != null) { 8732 cpuAbiOverride = settings.cpuAbiOverrideString; 8733 } 8734 8735 return cpuAbiOverride; 8736 } 8737 8738 private PackageParser.Package scanPackageTracedLI(PackageParser.Package pkg, 8739 final int policyFlags, int scanFlags, long currentTime, UserHandle user) 8740 throws PackageManagerException { 8741 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "scanPackage"); 8742 // If the package has children and this is the first dive in the function 8743 // we recursively scan the package with the SCAN_CHECK_ONLY flag set to see 8744 // whether all packages (parent and children) would be successfully scanned 8745 // before the actual scan since scanning mutates internal state and we want 8746 // to atomically install the package and its children. 8747 if ((scanFlags & SCAN_CHECK_ONLY) == 0) { 8748 if (pkg.childPackages != null && pkg.childPackages.size() > 0) { 8749 scanFlags |= SCAN_CHECK_ONLY; 8750 } 8751 } else { 8752 scanFlags &= ~SCAN_CHECK_ONLY; 8753 } 8754 8755 final PackageParser.Package scannedPkg; 8756 try { 8757 // Scan the parent 8758 scannedPkg = scanPackageLI(pkg, policyFlags, scanFlags, currentTime, user); 8759 // Scan the children 8760 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 8761 for (int i = 0; i < childCount; i++) { 8762 PackageParser.Package childPkg = pkg.childPackages.get(i); 8763 scanPackageLI(childPkg, policyFlags, 8764 scanFlags, currentTime, user); 8765 } 8766 } finally { 8767 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 8768 } 8769 8770 if ((scanFlags & SCAN_CHECK_ONLY) != 0) { 8771 return scanPackageTracedLI(pkg, policyFlags, scanFlags, currentTime, user); 8772 } 8773 8774 return scannedPkg; 8775 } 8776 8777 private PackageParser.Package scanPackageLI(PackageParser.Package pkg, final int policyFlags, 8778 int scanFlags, long currentTime, UserHandle user) throws PackageManagerException { 8779 boolean success = false; 8780 try { 8781 final PackageParser.Package res = scanPackageDirtyLI(pkg, policyFlags, scanFlags, 8782 currentTime, user); 8783 success = true; 8784 return res; 8785 } finally { 8786 if (!success && (scanFlags & SCAN_DELETE_DATA_ON_FAILURES) != 0) { 8787 // DELETE_DATA_ON_FAILURES is only used by frozen paths 8788 destroyAppDataLIF(pkg, UserHandle.USER_ALL, 8789 StorageManager.FLAG_STORAGE_DE | StorageManager.FLAG_STORAGE_CE); 8790 destroyAppProfilesLIF(pkg, UserHandle.USER_ALL); 8791 } 8792 } 8793 } 8794 8795 /** 8796 * Returns {@code true} if the given file contains code. Otherwise {@code false}. 8797 */ 8798 private static boolean apkHasCode(String fileName) { 8799 StrictJarFile jarFile = null; 8800 try { 8801 jarFile = new StrictJarFile(fileName, 8802 false /*verify*/, false /*signatureSchemeRollbackProtectionsEnforced*/); 8803 return jarFile.findEntry("classes.dex") != null; 8804 } catch (IOException ignore) { 8805 } finally { 8806 try { 8807 if (jarFile != null) { 8808 jarFile.close(); 8809 } 8810 } catch (IOException ignore) {} 8811 } 8812 return false; 8813 } 8814 8815 /** 8816 * Enforces code policy for the package. This ensures that if an APK has 8817 * declared hasCode="true" in its manifest that the APK actually contains 8818 * code. 8819 * 8820 * @throws PackageManagerException If bytecode could not be found when it should exist 8821 */ 8822 private static void assertCodePolicy(PackageParser.Package pkg) 8823 throws PackageManagerException { 8824 final boolean shouldHaveCode = 8825 (pkg.applicationInfo.flags & ApplicationInfo.FLAG_HAS_CODE) != 0; 8826 if (shouldHaveCode && !apkHasCode(pkg.baseCodePath)) { 8827 throw new PackageManagerException(INSTALL_FAILED_INVALID_APK, 8828 "Package " + pkg.baseCodePath + " code is missing"); 8829 } 8830 8831 if (!ArrayUtils.isEmpty(pkg.splitCodePaths)) { 8832 for (int i = 0; i < pkg.splitCodePaths.length; i++) { 8833 final boolean splitShouldHaveCode = 8834 (pkg.splitFlags[i] & ApplicationInfo.FLAG_HAS_CODE) != 0; 8835 if (splitShouldHaveCode && !apkHasCode(pkg.splitCodePaths[i])) { 8836 throw new PackageManagerException(INSTALL_FAILED_INVALID_APK, 8837 "Package " + pkg.splitCodePaths[i] + " code is missing"); 8838 } 8839 } 8840 } 8841 } 8842 8843 private PackageParser.Package scanPackageDirtyLI(PackageParser.Package pkg, 8844 final int policyFlags, final int scanFlags, long currentTime, UserHandle user) 8845 throws PackageManagerException { 8846 if (DEBUG_PACKAGE_SCANNING) { 8847 if ((policyFlags & PackageParser.PARSE_CHATTY) != 0) 8848 Log.d(TAG, "Scanning package " + pkg.packageName); 8849 } 8850 8851 applyPolicy(pkg, policyFlags); 8852 8853 assertPackageIsValid(pkg, policyFlags, scanFlags); 8854 8855 // Initialize package source and resource directories 8856 final File scanFile = new File(pkg.codePath); 8857 final File destCodeFile = new File(pkg.applicationInfo.getCodePath()); 8858 final File destResourceFile = new File(pkg.applicationInfo.getResourcePath()); 8859 8860 SharedUserSetting suid = null; 8861 PackageSetting pkgSetting = null; 8862 8863 // Getting the package setting may have a side-effect, so if we 8864 // are only checking if scan would succeed, stash a copy of the 8865 // old setting to restore at the end. 8866 PackageSetting nonMutatedPs = null; 8867 8868 // We keep references to the derived CPU Abis from settings in oder to reuse 8869 // them in the case where we're not upgrading or booting for the first time. 8870 String primaryCpuAbiFromSettings = null; 8871 String secondaryCpuAbiFromSettings = null; 8872 8873 // writer 8874 synchronized (mPackages) { 8875 if (pkg.mSharedUserId != null) { 8876 // SIDE EFFECTS; may potentially allocate a new shared user 8877 suid = mSettings.getSharedUserLPw( 8878 pkg.mSharedUserId, 0 /*pkgFlags*/, 0 /*pkgPrivateFlags*/, true /*create*/); 8879 if (DEBUG_PACKAGE_SCANNING) { 8880 if ((policyFlags & PackageParser.PARSE_CHATTY) != 0) 8881 Log.d(TAG, "Shared UserID " + pkg.mSharedUserId + " (uid=" + suid.userId 8882 + "): packages=" + suid.packages); 8883 } 8884 } 8885 8886 // Check if we are renaming from an original package name. 8887 PackageSetting origPackage = null; 8888 String realName = null; 8889 if (pkg.mOriginalPackages != null) { 8890 // This package may need to be renamed to a previously 8891 // installed name. Let's check on that... 8892 final String renamed = mSettings.getRenamedPackageLPr(pkg.mRealPackage); 8893 if (pkg.mOriginalPackages.contains(renamed)) { 8894 // This package had originally been installed as the 8895 // original name, and we have already taken care of 8896 // transitioning to the new one. Just update the new 8897 // one to continue using the old name. 8898 realName = pkg.mRealPackage; 8899 if (!pkg.packageName.equals(renamed)) { 8900 // Callers into this function may have already taken 8901 // care of renaming the package; only do it here if 8902 // it is not already done. 8903 pkg.setPackageName(renamed); 8904 } 8905 } else { 8906 for (int i=pkg.mOriginalPackages.size()-1; i>=0; i--) { 8907 if ((origPackage = mSettings.getPackageLPr( 8908 pkg.mOriginalPackages.get(i))) != null) { 8909 // We do have the package already installed under its 8910 // original name... should we use it? 8911 if (!verifyPackageUpdateLPr(origPackage, pkg)) { 8912 // New package is not compatible with original. 8913 origPackage = null; 8914 continue; 8915 } else if (origPackage.sharedUser != null) { 8916 // Make sure uid is compatible between packages. 8917 if (!origPackage.sharedUser.name.equals(pkg.mSharedUserId)) { 8918 Slog.w(TAG, "Unable to migrate data from " + origPackage.name 8919 + " to " + pkg.packageName + ": old uid " 8920 + origPackage.sharedUser.name 8921 + " differs from " + pkg.mSharedUserId); 8922 origPackage = null; 8923 continue; 8924 } 8925 // TODO: Add case when shared user id is added [b/28144775] 8926 } else { 8927 if (DEBUG_UPGRADE) Log.v(TAG, "Renaming new package " 8928 + pkg.packageName + " to old name " + origPackage.name); 8929 } 8930 break; 8931 } 8932 } 8933 } 8934 } 8935 8936 if (mTransferedPackages.contains(pkg.packageName)) { 8937 Slog.w(TAG, "Package " + pkg.packageName 8938 + " was transferred to another, but its .apk remains"); 8939 } 8940 8941 // See comments in nonMutatedPs declaration 8942 if ((scanFlags & SCAN_CHECK_ONLY) != 0) { 8943 PackageSetting foundPs = mSettings.getPackageLPr(pkg.packageName); 8944 if (foundPs != null) { 8945 nonMutatedPs = new PackageSetting(foundPs); 8946 } 8947 } 8948 8949 if ((scanFlags & SCAN_FIRST_BOOT_OR_UPGRADE) == 0) { 8950 PackageSetting foundPs = mSettings.getPackageLPr(pkg.packageName); 8951 if (foundPs != null) { 8952 primaryCpuAbiFromSettings = foundPs.primaryCpuAbiString; 8953 secondaryCpuAbiFromSettings = foundPs.secondaryCpuAbiString; 8954 } 8955 } 8956 8957 pkgSetting = mSettings.getPackageLPr(pkg.packageName); 8958 if (pkgSetting != null && pkgSetting.sharedUser != suid) { 8959 PackageManagerService.reportSettingsProblem(Log.WARN, 8960 "Package " + pkg.packageName + " shared user changed from " 8961 + (pkgSetting.sharedUser != null 8962 ? pkgSetting.sharedUser.name : "<nothing>") 8963 + " to " 8964 + (suid != null ? suid.name : "<nothing>") 8965 + "; replacing with new"); 8966 pkgSetting = null; 8967 } 8968 final PackageSetting oldPkgSetting = 8969 pkgSetting == null ? null : new PackageSetting(pkgSetting); 8970 final PackageSetting disabledPkgSetting = 8971 mSettings.getDisabledSystemPkgLPr(pkg.packageName); 8972 8973 String[] usesStaticLibraries = null; 8974 if (pkg.usesStaticLibraries != null) { 8975 usesStaticLibraries = new String[pkg.usesStaticLibraries.size()]; 8976 pkg.usesStaticLibraries.toArray(usesStaticLibraries); 8977 } 8978 8979 if (pkgSetting == null) { 8980 final String parentPackageName = (pkg.parentPackage != null) 8981 ? pkg.parentPackage.packageName : null; 8982 8983 // REMOVE SharedUserSetting from method; update in a separate call 8984 pkgSetting = Settings.createNewSetting(pkg.packageName, origPackage, 8985 disabledPkgSetting, realName, suid, destCodeFile, destResourceFile, 8986 pkg.applicationInfo.nativeLibraryRootDir, pkg.applicationInfo.primaryCpuAbi, 8987 pkg.applicationInfo.secondaryCpuAbi, pkg.mVersionCode, 8988 pkg.applicationInfo.flags, pkg.applicationInfo.privateFlags, user, 8989 true /*allowInstall*/, parentPackageName, pkg.getChildPackageNames(), 8990 UserManagerService.getInstance(), usesStaticLibraries, 8991 pkg.usesStaticLibrariesVersions); 8992 // SIDE EFFECTS; updates system state; move elsewhere 8993 if (origPackage != null) { 8994 mSettings.addRenamedPackageLPw(pkg.packageName, origPackage.name); 8995 } 8996 mSettings.addUserToSettingLPw(pkgSetting); 8997 } else { 8998 // REMOVE SharedUserSetting from method; update in a separate call. 8999 // 9000 // TODO(narayan): This update is bogus. nativeLibraryDir & primaryCpuAbi, 9001 // secondaryCpuAbi are not known at this point so we always update them 9002 // to null here, only to reset them at a later point. 9003 Settings.updatePackageSetting(pkgSetting, disabledPkgSetting, suid, destCodeFile, 9004 pkg.applicationInfo.nativeLibraryDir, pkg.applicationInfo.primaryCpuAbi, 9005 pkg.applicationInfo.secondaryCpuAbi, pkg.applicationInfo.flags, 9006 pkg.applicationInfo.privateFlags, pkg.getChildPackageNames(), 9007 UserManagerService.getInstance(), usesStaticLibraries, 9008 pkg.usesStaticLibrariesVersions); 9009 } 9010 // SIDE EFFECTS; persists system state to files on disk; move elsewhere 9011 mSettings.writeUserRestrictionsLPw(pkgSetting, oldPkgSetting); 9012 9013 // SIDE EFFECTS; modifies system state; move elsewhere 9014 if (pkgSetting.origPackage != null) { 9015 // If we are first transitioning from an original package, 9016 // fix up the new package's name now. We need to do this after 9017 // looking up the package under its new name, so getPackageLP 9018 // can take care of fiddling things correctly. 9019 pkg.setPackageName(origPackage.name); 9020 9021 // File a report about this. 9022 String msg = "New package " + pkgSetting.realName 9023 + " renamed to replace old package " + pkgSetting.name; 9024 reportSettingsProblem(Log.WARN, msg); 9025 9026 // Make a note of it. 9027 if ((scanFlags & SCAN_CHECK_ONLY) == 0) { 9028 mTransferedPackages.add(origPackage.name); 9029 } 9030 9031 // No longer need to retain this. 9032 pkgSetting.origPackage = null; 9033 } 9034 9035 // SIDE EFFECTS; modifies system state; move elsewhere 9036 if ((scanFlags & SCAN_CHECK_ONLY) == 0 && realName != null) { 9037 // Make a note of it. 9038 mTransferedPackages.add(pkg.packageName); 9039 } 9040 9041 if (mSettings.isDisabledSystemPackageLPr(pkg.packageName)) { 9042 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_UPDATED_SYSTEM_APP; 9043 } 9044 9045 if ((scanFlags & SCAN_BOOTING) == 0 9046 && (policyFlags & PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 9047 // Check all shared libraries and map to their actual file path. 9048 // We only do this here for apps not on a system dir, because those 9049 // are the only ones that can fail an install due to this. We 9050 // will take care of the system apps by updating all of their 9051 // library paths after the scan is done. Also during the initial 9052 // scan don't update any libs as we do this wholesale after all 9053 // apps are scanned to avoid dependency based scanning. 9054 updateSharedLibrariesLPr(pkg, null); 9055 } 9056 9057 if (mFoundPolicyFile) { 9058 SELinuxMMAC.assignSeinfoValue(pkg); 9059 } 9060 9061 pkg.applicationInfo.uid = pkgSetting.appId; 9062 pkg.mExtras = pkgSetting; 9063 9064 9065 // Static shared libs have same package with different versions where 9066 // we internally use a synthetic package name to allow multiple versions 9067 // of the same package, therefore we need to compare signatures against 9068 // the package setting for the latest library version. 9069 PackageSetting signatureCheckPs = pkgSetting; 9070 if (pkg.applicationInfo.isStaticSharedLibrary()) { 9071 SharedLibraryEntry libraryEntry = getLatestSharedLibraVersionLPr(pkg); 9072 if (libraryEntry != null) { 9073 signatureCheckPs = mSettings.getPackageLPr(libraryEntry.apk); 9074 } 9075 } 9076 9077 if (shouldCheckUpgradeKeySetLP(signatureCheckPs, scanFlags)) { 9078 if (checkUpgradeKeySetLP(signatureCheckPs, pkg)) { 9079 // We just determined the app is signed correctly, so bring 9080 // over the latest parsed certs. 9081 pkgSetting.signatures.mSignatures = pkg.mSignatures; 9082 } else { 9083 if ((policyFlags & PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 9084 throw new PackageManagerException(INSTALL_FAILED_UPDATE_INCOMPATIBLE, 9085 "Package " + pkg.packageName + " upgrade keys do not match the " 9086 + "previously installed version"); 9087 } else { 9088 pkgSetting.signatures.mSignatures = pkg.mSignatures; 9089 String msg = "System package " + pkg.packageName 9090 + " signature changed; retaining data."; 9091 reportSettingsProblem(Log.WARN, msg); 9092 } 9093 } 9094 } else { 9095 try { 9096 // SIDE EFFECTS; compareSignaturesCompat() changes KeysetManagerService 9097 verifySignaturesLP(signatureCheckPs, pkg); 9098 // We just determined the app is signed correctly, so bring 9099 // over the latest parsed certs. 9100 pkgSetting.signatures.mSignatures = pkg.mSignatures; 9101 } catch (PackageManagerException e) { 9102 if ((policyFlags & PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 9103 throw e; 9104 } 9105 // The signature has changed, but this package is in the system 9106 // image... let's recover! 9107 pkgSetting.signatures.mSignatures = pkg.mSignatures; 9108 // However... if this package is part of a shared user, but it 9109 // doesn't match the signature of the shared user, let's fail. 9110 // What this means is that you can't change the signatures 9111 // associated with an overall shared user, which doesn't seem all 9112 // that unreasonable. 9113 if (signatureCheckPs.sharedUser != null) { 9114 if (compareSignatures(signatureCheckPs.sharedUser.signatures.mSignatures, 9115 pkg.mSignatures) != PackageManager.SIGNATURE_MATCH) { 9116 throw new PackageManagerException( 9117 INSTALL_PARSE_FAILED_INCONSISTENT_CERTIFICATES, 9118 "Signature mismatch for shared user: " 9119 + pkgSetting.sharedUser); 9120 } 9121 } 9122 // File a report about this. 9123 String msg = "System package " + pkg.packageName 9124 + " signature changed; retaining data."; 9125 reportSettingsProblem(Log.WARN, msg); 9126 } 9127 } 9128 9129 if ((scanFlags & SCAN_CHECK_ONLY) == 0 && pkg.mAdoptPermissions != null) { 9130 // This package wants to adopt ownership of permissions from 9131 // another package. 9132 for (int i = pkg.mAdoptPermissions.size() - 1; i >= 0; i--) { 9133 final String origName = pkg.mAdoptPermissions.get(i); 9134 final PackageSetting orig = mSettings.getPackageLPr(origName); 9135 if (orig != null) { 9136 if (verifyPackageUpdateLPr(orig, pkg)) { 9137 Slog.i(TAG, "Adopting permissions from " + origName + " to " 9138 + pkg.packageName); 9139 // SIDE EFFECTS; updates permissions system state; move elsewhere 9140 mSettings.transferPermissionsLPw(origName, pkg.packageName); 9141 } 9142 } 9143 } 9144 } 9145 } 9146 9147 pkg.applicationInfo.processName = fixProcessName( 9148 pkg.applicationInfo.packageName, 9149 pkg.applicationInfo.processName); 9150 9151 if (pkg != mPlatformPackage) { 9152 // Get all of our default paths setup 9153 pkg.applicationInfo.initForUser(UserHandle.USER_SYSTEM); 9154 } 9155 9156 final String cpuAbiOverride = deriveAbiOverride(pkg.cpuAbiOverride, pkgSetting); 9157 9158 if ((scanFlags & SCAN_NEW_INSTALL) == 0) { 9159 if ((scanFlags & SCAN_FIRST_BOOT_OR_UPGRADE) != 0) { 9160 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "derivePackageAbi"); 9161 derivePackageAbi( 9162 pkg, scanFile, cpuAbiOverride, true /*extractLibs*/, mAppLib32InstallDir); 9163 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 9164 9165 // Some system apps still use directory structure for native libraries 9166 // in which case we might end up not detecting abi solely based on apk 9167 // structure. Try to detect abi based on directory structure. 9168 if (isSystemApp(pkg) && !pkg.isUpdatedSystemApp() && 9169 pkg.applicationInfo.primaryCpuAbi == null) { 9170 setBundledAppAbisAndRoots(pkg, pkgSetting); 9171 setNativeLibraryPaths(pkg, mAppLib32InstallDir); 9172 } 9173 } else { 9174 // This is not a first boot or an upgrade, don't bother deriving the 9175 // ABI during the scan. Instead, trust the value that was stored in the 9176 // package setting. 9177 pkg.applicationInfo.primaryCpuAbi = primaryCpuAbiFromSettings; 9178 pkg.applicationInfo.secondaryCpuAbi = secondaryCpuAbiFromSettings; 9179 9180 setNativeLibraryPaths(pkg, mAppLib32InstallDir); 9181 9182 if (DEBUG_ABI_SELECTION) { 9183 Slog.i(TAG, "Using ABIS and native lib paths from settings : " + 9184 pkg.packageName + " " + pkg.applicationInfo.primaryCpuAbi + ", " + 9185 pkg.applicationInfo.secondaryCpuAbi); 9186 } 9187 } 9188 } else { 9189 if ((scanFlags & SCAN_MOVE) != 0) { 9190 // We haven't run dex-opt for this move (since we've moved the compiled output too) 9191 // but we already have this packages package info in the PackageSetting. We just 9192 // use that and derive the native library path based on the new codepath. 9193 pkg.applicationInfo.primaryCpuAbi = pkgSetting.primaryCpuAbiString; 9194 pkg.applicationInfo.secondaryCpuAbi = pkgSetting.secondaryCpuAbiString; 9195 } 9196 9197 // Set native library paths again. For moves, the path will be updated based on the 9198 // ABIs we've determined above. For non-moves, the path will be updated based on the 9199 // ABIs we determined during compilation, but the path will depend on the final 9200 // package path (after the rename away from the stage path). 9201 setNativeLibraryPaths(pkg, mAppLib32InstallDir); 9202 } 9203 9204 // This is a special case for the "system" package, where the ABI is 9205 // dictated by the zygote configuration (and init.rc). We should keep track 9206 // of this ABI so that we can deal with "normal" applications that run under 9207 // the same UID correctly. 9208 if (mPlatformPackage == pkg) { 9209 pkg.applicationInfo.primaryCpuAbi = VMRuntime.getRuntime().is64Bit() ? 9210 Build.SUPPORTED_64_BIT_ABIS[0] : Build.SUPPORTED_32_BIT_ABIS[0]; 9211 } 9212 9213 // If there's a mismatch between the abi-override in the package setting 9214 // and the abiOverride specified for the install. Warn about this because we 9215 // would've already compiled the app without taking the package setting into 9216 // account. 9217 if ((scanFlags & SCAN_NO_DEX) == 0 && (scanFlags & SCAN_NEW_INSTALL) != 0) { 9218 if (cpuAbiOverride == null && pkgSetting.cpuAbiOverrideString != null) { 9219 Slog.w(TAG, "Ignoring persisted ABI override " + cpuAbiOverride + 9220 " for package " + pkg.packageName); 9221 } 9222 } 9223 9224 pkgSetting.primaryCpuAbiString = pkg.applicationInfo.primaryCpuAbi; 9225 pkgSetting.secondaryCpuAbiString = pkg.applicationInfo.secondaryCpuAbi; 9226 pkgSetting.cpuAbiOverrideString = cpuAbiOverride; 9227 9228 // Copy the derived override back to the parsed package, so that we can 9229 // update the package settings accordingly. 9230 pkg.cpuAbiOverride = cpuAbiOverride; 9231 9232 if (DEBUG_ABI_SELECTION) { 9233 Slog.d(TAG, "Resolved nativeLibraryRoot for " + pkg.applicationInfo.packageName 9234 + " to root=" + pkg.applicationInfo.nativeLibraryRootDir + ", isa=" 9235 + pkg.applicationInfo.nativeLibraryRootRequiresIsa); 9236 } 9237 9238 // Push the derived path down into PackageSettings so we know what to 9239 // clean up at uninstall time. 9240 pkgSetting.legacyNativeLibraryPathString = pkg.applicationInfo.nativeLibraryRootDir; 9241 9242 if (DEBUG_ABI_SELECTION) { 9243 Log.d(TAG, "Abis for package[" + pkg.packageName + "] are" + 9244 " primary=" + pkg.applicationInfo.primaryCpuAbi + 9245 " secondary=" + pkg.applicationInfo.secondaryCpuAbi); 9246 } 9247 9248 // SIDE EFFECTS; removes DEX files from disk; move elsewhere 9249 if ((scanFlags & SCAN_BOOTING) == 0 && pkgSetting.sharedUser != null) { 9250 // We don't do this here during boot because we can do it all 9251 // at once after scanning all existing packages. 9252 // 9253 // We also do this *before* we perform dexopt on this package, so that 9254 // we can avoid redundant dexopts, and also to make sure we've got the 9255 // code and package path correct. 9256 adjustCpuAbisForSharedUserLPw(pkgSetting.sharedUser.packages, pkg); 9257 } 9258 9259 if (mFactoryTest && pkg.requestedPermissions.contains( 9260 android.Manifest.permission.FACTORY_TEST)) { 9261 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_FACTORY_TEST; 9262 } 9263 9264 if (isSystemApp(pkg)) { 9265 pkgSetting.isOrphaned = true; 9266 } 9267 9268 // Take care of first install / last update times. 9269 final long scanFileTime = getLastModifiedTime(pkg, scanFile); 9270 if (currentTime != 0) { 9271 if (pkgSetting.firstInstallTime == 0) { 9272 pkgSetting.firstInstallTime = pkgSetting.lastUpdateTime = currentTime; 9273 } else if ((scanFlags & SCAN_UPDATE_TIME) != 0) { 9274 pkgSetting.lastUpdateTime = currentTime; 9275 } 9276 } else if (pkgSetting.firstInstallTime == 0) { 9277 // We need *something*. Take time time stamp of the file. 9278 pkgSetting.firstInstallTime = pkgSetting.lastUpdateTime = scanFileTime; 9279 } else if ((policyFlags & PackageParser.PARSE_IS_SYSTEM_DIR) != 0) { 9280 if (scanFileTime != pkgSetting.timeStamp) { 9281 // A package on the system image has changed; consider this 9282 // to be an update. 9283 pkgSetting.lastUpdateTime = scanFileTime; 9284 } 9285 } 9286 pkgSetting.setTimeStamp(scanFileTime); 9287 9288 if ((scanFlags & SCAN_CHECK_ONLY) != 0) { 9289 if (nonMutatedPs != null) { 9290 synchronized (mPackages) { 9291 mSettings.mPackages.put(nonMutatedPs.name, nonMutatedPs); 9292 } 9293 } 9294 } else { 9295 // Modify state for the given package setting 9296 commitPackageSettings(pkg, pkgSetting, user, scanFlags, 9297 (policyFlags & PackageParser.PARSE_CHATTY) != 0 /*chatty*/); 9298 if (isEphemeral(pkg)) { 9299 final int userId = user == null ? 0 : user.getIdentifier(); 9300 mEphemeralApplicationRegistry.addEphemeralAppLPw(userId, pkgSetting.appId); 9301 } 9302 } 9303 return pkg; 9304 } 9305 9306 /** 9307 * Applies policy to the parsed package based upon the given policy flags. 9308 * Ensures the package is in a good state. 9309 * <p> 9310 * Implementation detail: This method must NOT have any side effect. It would 9311 * ideally be static, but, it requires locks to read system state. 9312 */ 9313 private void applyPolicy(PackageParser.Package pkg, int policyFlags) { 9314 if ((policyFlags&PackageParser.PARSE_IS_SYSTEM) != 0) { 9315 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_SYSTEM; 9316 if (pkg.applicationInfo.isDirectBootAware()) { 9317 // we're direct boot aware; set for all components 9318 for (PackageParser.Service s : pkg.services) { 9319 s.info.encryptionAware = s.info.directBootAware = true; 9320 } 9321 for (PackageParser.Provider p : pkg.providers) { 9322 p.info.encryptionAware = p.info.directBootAware = true; 9323 } 9324 for (PackageParser.Activity a : pkg.activities) { 9325 a.info.encryptionAware = a.info.directBootAware = true; 9326 } 9327 for (PackageParser.Activity r : pkg.receivers) { 9328 r.info.encryptionAware = r.info.directBootAware = true; 9329 } 9330 } 9331 } else { 9332 // Only allow system apps to be flagged as core apps. 9333 pkg.coreApp = false; 9334 // clear flags not applicable to regular apps 9335 pkg.applicationInfo.privateFlags &= 9336 ~ApplicationInfo.PRIVATE_FLAG_DEFAULT_TO_DEVICE_PROTECTED_STORAGE; 9337 pkg.applicationInfo.privateFlags &= 9338 ~ApplicationInfo.PRIVATE_FLAG_DIRECT_BOOT_AWARE; 9339 } 9340 pkg.mTrustedOverlay = (policyFlags&PackageParser.PARSE_TRUSTED_OVERLAY) != 0; 9341 9342 if ((policyFlags&PackageParser.PARSE_IS_PRIVILEGED) != 0) { 9343 pkg.applicationInfo.privateFlags |= ApplicationInfo.PRIVATE_FLAG_PRIVILEGED; 9344 } 9345 9346 if (!isSystemApp(pkg)) { 9347 // Only system apps can use these features. 9348 pkg.mOriginalPackages = null; 9349 pkg.mRealPackage = null; 9350 pkg.mAdoptPermissions = null; 9351 } 9352 } 9353 9354 /** 9355 * Asserts the parsed package is valid according to the given policy. If the 9356 * package is invalid, for whatever reason, throws {@link PackgeManagerException}. 9357 * <p> 9358 * Implementation detail: This method must NOT have any side effects. It would 9359 * ideally be static, but, it requires locks to read system state. 9360 * 9361 * @throws PackageManagerException If the package fails any of the validation checks 9362 */ 9363 private void assertPackageIsValid(PackageParser.Package pkg, int policyFlags, int scanFlags) 9364 throws PackageManagerException { 9365 if ((policyFlags & PackageParser.PARSE_ENFORCE_CODE) != 0) { 9366 assertCodePolicy(pkg); 9367 } 9368 9369 if (pkg.applicationInfo.getCodePath() == null || 9370 pkg.applicationInfo.getResourcePath() == null) { 9371 // Bail out. The resource and code paths haven't been set. 9372 throw new PackageManagerException(INSTALL_FAILED_INVALID_APK, 9373 "Code and resource paths haven't been set correctly"); 9374 } 9375 9376 // Make sure we're not adding any bogus keyset info 9377 KeySetManagerService ksms = mSettings.mKeySetManagerService; 9378 ksms.assertScannedPackageValid(pkg); 9379 9380 synchronized (mPackages) { 9381 // The special "android" package can only be defined once 9382 if (pkg.packageName.equals("android")) { 9383 if (mAndroidApplication != null) { 9384 Slog.w(TAG, "*************************************************"); 9385 Slog.w(TAG, "Core android package being redefined. Skipping."); 9386 Slog.w(TAG, " codePath=" + pkg.codePath); 9387 Slog.w(TAG, "*************************************************"); 9388 throw new PackageManagerException(INSTALL_FAILED_DUPLICATE_PACKAGE, 9389 "Core android package being redefined. Skipping."); 9390 } 9391 } 9392 9393 // A package name must be unique; don't allow duplicates 9394 if (mPackages.containsKey(pkg.packageName) 9395 || mSharedLibraries.containsKey(pkg.packageName)) { 9396 throw new PackageManagerException(INSTALL_FAILED_DUPLICATE_PACKAGE, 9397 "Application package " + pkg.packageName 9398 + " already installed. Skipping duplicate."); 9399 } 9400 9401 if (pkg.applicationInfo.isStaticSharedLibrary()) { 9402 // Static libs have a synthetic package name containing the version 9403 // but we still want the base name to be unique. 9404 if (mPackages.containsKey(pkg.manifestPackageName)) { 9405 throw new PackageManagerException( 9406 "Duplicate static shared lib provider package"); 9407 } 9408 9409 // Static shared libraries should have at least O target SDK 9410 if (pkg.applicationInfo.targetSdkVersion < Build.VERSION_CODES.O) { 9411 throw new PackageManagerException( 9412 "Packages declaring static-shared libs must target O SDK or higher"); 9413 } 9414 9415 // Package declaring static a shared lib cannot be ephemeral 9416 if (pkg.applicationInfo.isEphemeralApp()) { 9417 throw new PackageManagerException( 9418 "Packages declaring static-shared libs cannot be ephemeral"); 9419 } 9420 9421 // Package declaring static a shared lib cannot be renamed since the package 9422 // name is synthetic and apps can't code around package manager internals. 9423 if (!ArrayUtils.isEmpty(pkg.mOriginalPackages)) { 9424 throw new PackageManagerException( 9425 "Packages declaring static-shared libs cannot be renamed"); 9426 } 9427 9428 // Package declaring static a shared lib cannot declare child packages 9429 if (!ArrayUtils.isEmpty(pkg.childPackages)) { 9430 throw new PackageManagerException( 9431 "Packages declaring static-shared libs cannot have child packages"); 9432 } 9433 9434 // Package declaring static a shared lib cannot declare dynamic libs 9435 if (!ArrayUtils.isEmpty(pkg.libraryNames)) { 9436 throw new PackageManagerException( 9437 "Packages declaring static-shared libs cannot declare dynamic libs"); 9438 } 9439 9440 // Package declaring static a shared lib cannot declare shared users 9441 if (pkg.mSharedUserId != null) { 9442 throw new PackageManagerException( 9443 "Packages declaring static-shared libs cannot declare shared users"); 9444 } 9445 9446 // Static shared libs cannot declare activities 9447 if (!pkg.activities.isEmpty()) { 9448 throw new PackageManagerException( 9449 "Static shared libs cannot declare activities"); 9450 } 9451 9452 // Static shared libs cannot declare services 9453 if (!pkg.services.isEmpty()) { 9454 throw new PackageManagerException( 9455 "Static shared libs cannot declare services"); 9456 } 9457 9458 // Static shared libs cannot declare providers 9459 if (!pkg.providers.isEmpty()) { 9460 throw new PackageManagerException( 9461 "Static shared libs cannot declare content providers"); 9462 } 9463 9464 // Static shared libs cannot declare receivers 9465 if (!pkg.receivers.isEmpty()) { 9466 throw new PackageManagerException( 9467 "Static shared libs cannot declare broadcast receivers"); 9468 } 9469 9470 // Static shared libs cannot declare permission groups 9471 if (!pkg.permissionGroups.isEmpty()) { 9472 throw new PackageManagerException( 9473 "Static shared libs cannot declare permission groups"); 9474 } 9475 9476 // Static shared libs cannot declare permissions 9477 if (!pkg.permissions.isEmpty()) { 9478 throw new PackageManagerException( 9479 "Static shared libs cannot declare permissions"); 9480 } 9481 9482 // Static shared libs cannot declare protected broadcasts 9483 if (pkg.protectedBroadcasts != null) { 9484 throw new PackageManagerException( 9485 "Static shared libs cannot declare protected broadcasts"); 9486 } 9487 9488 // Static shared libs cannot be overlay targets 9489 if (pkg.mOverlayTarget != null) { 9490 throw new PackageManagerException( 9491 "Static shared libs cannot be overlay targets"); 9492 } 9493 9494 // The version codes must be ordered as lib versions 9495 int minVersionCode = Integer.MIN_VALUE; 9496 int maxVersionCode = Integer.MAX_VALUE; 9497 9498 SparseArray<SharedLibraryEntry> versionedLib = mSharedLibraries.get( 9499 pkg.staticSharedLibName); 9500 if (versionedLib != null) { 9501 final int versionCount = versionedLib.size(); 9502 for (int i = 0; i < versionCount; i++) { 9503 SharedLibraryInfo libInfo = versionedLib.valueAt(i).info; 9504 // TODO: We will change version code to long, so in the new API it is long 9505 final int libVersionCode = (int) libInfo.getDeclaringPackage() 9506 .getVersionCode(); 9507 if (libInfo.getVersion() < pkg.staticSharedLibVersion) { 9508 minVersionCode = Math.max(minVersionCode, libVersionCode + 1); 9509 } else if (libInfo.getVersion() > pkg.staticSharedLibVersion) { 9510 maxVersionCode = Math.min(maxVersionCode, libVersionCode - 1); 9511 } else { 9512 minVersionCode = maxVersionCode = libVersionCode; 9513 break; 9514 } 9515 } 9516 } 9517 if (pkg.mVersionCode < minVersionCode || pkg.mVersionCode > maxVersionCode) { 9518 throw new PackageManagerException("Static shared" 9519 + " lib version codes must be ordered as lib versions"); 9520 } 9521 } 9522 9523 // Only privileged apps and updated privileged apps can add child packages. 9524 if (pkg.childPackages != null && !pkg.childPackages.isEmpty()) { 9525 if ((policyFlags & PARSE_IS_PRIVILEGED) == 0) { 9526 throw new PackageManagerException("Only privileged apps can add child " 9527 + "packages. Ignoring package " + pkg.packageName); 9528 } 9529 final int childCount = pkg.childPackages.size(); 9530 for (int i = 0; i < childCount; i++) { 9531 PackageParser.Package childPkg = pkg.childPackages.get(i); 9532 if (mSettings.hasOtherDisabledSystemPkgWithChildLPr(pkg.packageName, 9533 childPkg.packageName)) { 9534 throw new PackageManagerException("Can't override child of " 9535 + "another disabled app. Ignoring package " + pkg.packageName); 9536 } 9537 } 9538 } 9539 9540 // If we're only installing presumed-existing packages, require that the 9541 // scanned APK is both already known and at the path previously established 9542 // for it. Previously unknown packages we pick up normally, but if we have an 9543 // a priori expectation about this package's install presence, enforce it. 9544 // With a singular exception for new system packages. When an OTA contains 9545 // a new system package, we allow the codepath to change from a system location 9546 // to the user-installed location. If we don't allow this change, any newer, 9547 // user-installed version of the application will be ignored. 9548 if ((scanFlags & SCAN_REQUIRE_KNOWN) != 0) { 9549 if (mExpectingBetter.containsKey(pkg.packageName)) { 9550 logCriticalInfo(Log.WARN, 9551 "Relax SCAN_REQUIRE_KNOWN requirement for package " + pkg.packageName); 9552 } else { 9553 PackageSetting known = mSettings.getPackageLPr(pkg.packageName); 9554 if (known != null) { 9555 if (DEBUG_PACKAGE_SCANNING) { 9556 Log.d(TAG, "Examining " + pkg.codePath 9557 + " and requiring known paths " + known.codePathString 9558 + " & " + known.resourcePathString); 9559 } 9560 if (!pkg.applicationInfo.getCodePath().equals(known.codePathString) 9561 || !pkg.applicationInfo.getResourcePath().equals( 9562 known.resourcePathString)) { 9563 throw new PackageManagerException(INSTALL_FAILED_PACKAGE_CHANGED, 9564 "Application package " + pkg.packageName 9565 + " found at " + pkg.applicationInfo.getCodePath() 9566 + " but expected at " + known.codePathString 9567 + "; ignoring."); 9568 } 9569 } 9570 } 9571 } 9572 9573 // Verify that this new package doesn't have any content providers 9574 // that conflict with existing packages. Only do this if the 9575 // package isn't already installed, since we don't want to break 9576 // things that are installed. 9577 if ((scanFlags & SCAN_NEW_INSTALL) != 0) { 9578 final int N = pkg.providers.size(); 9579 int i; 9580 for (i=0; i<N; i++) { 9581 PackageParser.Provider p = pkg.providers.get(i); 9582 if (p.info.authority != null) { 9583 String names[] = p.info.authority.split(";"); 9584 for (int j = 0; j < names.length; j++) { 9585 if (mProvidersByAuthority.containsKey(names[j])) { 9586 PackageParser.Provider other = mProvidersByAuthority.get(names[j]); 9587 final String otherPackageName = 9588 ((other != null && other.getComponentName() != null) ? 9589 other.getComponentName().getPackageName() : "?"); 9590 throw new PackageManagerException( 9591 INSTALL_FAILED_CONFLICTING_PROVIDER, 9592 "Can't install because provider name " + names[j] 9593 + " (in package " + pkg.applicationInfo.packageName 9594 + ") is already used by " + otherPackageName); 9595 } 9596 } 9597 } 9598 } 9599 } 9600 } 9601 } 9602 9603 private boolean addSharedLibraryLPw(String path, String apk, String name, int version, 9604 int type, String declaringPackageName, int declaringVersionCode) { 9605 SparseArray<SharedLibraryEntry> versionedLib = mSharedLibraries.get(name); 9606 if (versionedLib == null) { 9607 versionedLib = new SparseArray<>(); 9608 mSharedLibraries.put(name, versionedLib); 9609 if (type == SharedLibraryInfo.TYPE_STATIC) { 9610 mStaticLibsByDeclaringPackage.put(declaringPackageName, versionedLib); 9611 } 9612 } else if (versionedLib.indexOfKey(version) >= 0) { 9613 return false; 9614 } 9615 SharedLibraryEntry libEntry = new SharedLibraryEntry(path, apk, name, 9616 version, type, declaringPackageName, declaringVersionCode); 9617 versionedLib.put(version, libEntry); 9618 return true; 9619 } 9620 9621 private boolean removeSharedLibraryLPw(String name, int version) { 9622 SparseArray<SharedLibraryEntry> versionedLib = mSharedLibraries.get(name); 9623 if (versionedLib == null) { 9624 return false; 9625 } 9626 final int libIdx = versionedLib.indexOfKey(version); 9627 if (libIdx < 0) { 9628 return false; 9629 } 9630 SharedLibraryEntry libEntry = versionedLib.valueAt(libIdx); 9631 versionedLib.remove(version); 9632 if (versionedLib.size() <= 0) { 9633 mSharedLibraries.remove(name); 9634 if (libEntry.info.getType() == SharedLibraryInfo.TYPE_STATIC) { 9635 mStaticLibsByDeclaringPackage.remove(libEntry.info.getDeclaringPackage() 9636 .getPackageName()); 9637 } 9638 } 9639 return true; 9640 } 9641 9642 /** 9643 * Adds a scanned package to the system. When this method is finished, the package will 9644 * be available for query, resolution, etc... 9645 */ 9646 private void commitPackageSettings(PackageParser.Package pkg, PackageSetting pkgSetting, 9647 UserHandle user, int scanFlags, boolean chatty) throws PackageManagerException { 9648 final String pkgName = pkg.packageName; 9649 if (mCustomResolverComponentName != null && 9650 mCustomResolverComponentName.getPackageName().equals(pkg.packageName)) { 9651 setUpCustomResolverActivity(pkg); 9652 } 9653 9654 if (pkg.packageName.equals("android")) { 9655 synchronized (mPackages) { 9656 if ((scanFlags & SCAN_CHECK_ONLY) == 0) { 9657 // Set up information for our fall-back user intent resolution activity. 9658 mPlatformPackage = pkg; 9659 pkg.mVersionCode = mSdkVersion; 9660 mAndroidApplication = pkg.applicationInfo; 9661 9662 if (!mResolverReplaced) { 9663 mResolveActivity.applicationInfo = mAndroidApplication; 9664 mResolveActivity.name = ResolverActivity.class.getName(); 9665 mResolveActivity.packageName = mAndroidApplication.packageName; 9666 mResolveActivity.processName = "system:ui"; 9667 mResolveActivity.launchMode = ActivityInfo.LAUNCH_MULTIPLE; 9668 mResolveActivity.documentLaunchMode = ActivityInfo.DOCUMENT_LAUNCH_NEVER; 9669 mResolveActivity.flags = ActivityInfo.FLAG_EXCLUDE_FROM_RECENTS; 9670 mResolveActivity.theme = R.style.Theme_Material_Dialog_Alert; 9671 mResolveActivity.exported = true; 9672 mResolveActivity.enabled = true; 9673 mResolveActivity.resizeMode = ActivityInfo.RESIZE_MODE_RESIZEABLE; 9674 mResolveActivity.configChanges = ActivityInfo.CONFIG_SCREEN_SIZE 9675 | ActivityInfo.CONFIG_SMALLEST_SCREEN_SIZE 9676 | ActivityInfo.CONFIG_SCREEN_LAYOUT 9677 | ActivityInfo.CONFIG_ORIENTATION 9678 | ActivityInfo.CONFIG_KEYBOARD 9679 | ActivityInfo.CONFIG_KEYBOARD_HIDDEN; 9680 mResolveInfo.activityInfo = mResolveActivity; 9681 mResolveInfo.priority = 0; 9682 mResolveInfo.preferredOrder = 0; 9683 mResolveInfo.match = 0; 9684 mResolveComponentName = new ComponentName( 9685 mAndroidApplication.packageName, mResolveActivity.name); 9686 } 9687 } 9688 } 9689 } 9690 9691 ArrayList<PackageParser.Package> clientLibPkgs = null; 9692 // writer 9693 synchronized (mPackages) { 9694 boolean hasStaticSharedLibs = false; 9695 9696 // Any app can add new static shared libraries 9697 if (pkg.staticSharedLibName != null) { 9698 // Static shared libs don't allow renaming as they have synthetic package 9699 // names to allow install of multiple versions, so use name from manifest. 9700 if (addSharedLibraryLPw(null, pkg.packageName, pkg.staticSharedLibName, 9701 pkg.staticSharedLibVersion, SharedLibraryInfo.TYPE_STATIC, 9702 pkg.manifestPackageName, pkg.mVersionCode)) { 9703 hasStaticSharedLibs = true; 9704 } else { 9705 Slog.w(TAG, "Package " + pkg.packageName + " library " 9706 + pkg.staticSharedLibName + " already exists; skipping"); 9707 } 9708 // Static shared libs cannot be updated once installed since they 9709 // use synthetic package name which includes the version code, so 9710 // not need to update other packages's shared lib dependencies. 9711 } 9712 9713 if (!hasStaticSharedLibs 9714 && (pkg.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) != 0) { 9715 // Only system apps can add new dynamic shared libraries. 9716 if (pkg.libraryNames != null) { 9717 for (int i = 0; i < pkg.libraryNames.size(); i++) { 9718 String name = pkg.libraryNames.get(i); 9719 boolean allowed = false; 9720 if (pkg.isUpdatedSystemApp()) { 9721 // New library entries can only be added through the 9722 // system image. This is important to get rid of a lot 9723 // of nasty edge cases: for example if we allowed a non- 9724 // system update of the app to add a library, then uninstalling 9725 // the update would make the library go away, and assumptions 9726 // we made such as through app install filtering would now 9727 // have allowed apps on the device which aren't compatible 9728 // with it. Better to just have the restriction here, be 9729 // conservative, and create many fewer cases that can negatively 9730 // impact the user experience. 9731 final PackageSetting sysPs = mSettings 9732 .getDisabledSystemPkgLPr(pkg.packageName); 9733 if (sysPs.pkg != null && sysPs.pkg.libraryNames != null) { 9734 for (int j = 0; j < sysPs.pkg.libraryNames.size(); j++) { 9735 if (name.equals(sysPs.pkg.libraryNames.get(j))) { 9736 allowed = true; 9737 break; 9738 } 9739 } 9740 } 9741 } else { 9742 allowed = true; 9743 } 9744 if (allowed) { 9745 if (!addSharedLibraryLPw(null, pkg.packageName, name, 9746 SharedLibraryInfo.VERSION_UNDEFINED, 9747 SharedLibraryInfo.TYPE_DYNAMIC, 9748 pkg.packageName, pkg.mVersionCode)) { 9749 Slog.w(TAG, "Package " + pkg.packageName + " library " 9750 + name + " already exists; skipping"); 9751 } 9752 } else { 9753 Slog.w(TAG, "Package " + pkg.packageName + " declares lib " 9754 + name + " that is not declared on system image; skipping"); 9755 } 9756 } 9757 9758 if ((scanFlags & SCAN_BOOTING) == 0) { 9759 // If we are not booting, we need to update any applications 9760 // that are clients of our shared library. If we are booting, 9761 // this will all be done once the scan is complete. 9762 clientLibPkgs = updateAllSharedLibrariesLPw(pkg); 9763 } 9764 } 9765 } 9766 } 9767 9768 if ((scanFlags & SCAN_BOOTING) != 0) { 9769 // No apps can run during boot scan, so they don't need to be frozen 9770 } else if ((scanFlags & SCAN_DONT_KILL_APP) != 0) { 9771 // Caller asked to not kill app, so it's probably not frozen 9772 } else if ((scanFlags & SCAN_IGNORE_FROZEN) != 0) { 9773 // Caller asked us to ignore frozen check for some reason; they 9774 // probably didn't know the package name 9775 } else { 9776 // We're doing major surgery on this package, so it better be frozen 9777 // right now to keep it from launching 9778 checkPackageFrozen(pkgName); 9779 } 9780 9781 // Also need to kill any apps that are dependent on the library. 9782 if (clientLibPkgs != null) { 9783 for (int i=0; i<clientLibPkgs.size(); i++) { 9784 PackageParser.Package clientPkg = clientLibPkgs.get(i); 9785 killApplication(clientPkg.applicationInfo.packageName, 9786 clientPkg.applicationInfo.uid, "update lib"); 9787 } 9788 } 9789 9790 // writer 9791 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "updateSettings"); 9792 9793 boolean createIdmapFailed = false; 9794 synchronized (mPackages) { 9795 // We don't expect installation to fail beyond this point 9796 9797 if (pkgSetting.pkg != null) { 9798 // Note that |user| might be null during the initial boot scan. If a codePath 9799 // for an app has changed during a boot scan, it's due to an app update that's 9800 // part of the system partition and marker changes must be applied to all users. 9801 final int userId = ((user != null) ? user : UserHandle.ALL).getIdentifier(); 9802 final int[] userIds = resolveUserIds(userId); 9803 maybeRenameForeignDexMarkers(pkgSetting.pkg, pkg, userIds); 9804 } 9805 9806 // Add the new setting to mSettings 9807 mSettings.insertPackageSettingLPw(pkgSetting, pkg); 9808 // Add the new setting to mPackages 9809 mPackages.put(pkg.applicationInfo.packageName, pkg); 9810 // Make sure we don't accidentally delete its data. 9811 final Iterator<PackageCleanItem> iter = mSettings.mPackagesToBeCleaned.iterator(); 9812 while (iter.hasNext()) { 9813 PackageCleanItem item = iter.next(); 9814 if (pkgName.equals(item.packageName)) { 9815 iter.remove(); 9816 } 9817 } 9818 9819 // Add the package's KeySets to the global KeySetManagerService 9820 KeySetManagerService ksms = mSettings.mKeySetManagerService; 9821 ksms.addScannedPackageLPw(pkg); 9822 9823 int N = pkg.providers.size(); 9824 StringBuilder r = null; 9825 int i; 9826 for (i=0; i<N; i++) { 9827 PackageParser.Provider p = pkg.providers.get(i); 9828 p.info.processName = fixProcessName(pkg.applicationInfo.processName, 9829 p.info.processName); 9830 mProviders.addProvider(p); 9831 p.syncable = p.info.isSyncable; 9832 if (p.info.authority != null) { 9833 String names[] = p.info.authority.split(";"); 9834 p.info.authority = null; 9835 for (int j = 0; j < names.length; j++) { 9836 if (j == 1 && p.syncable) { 9837 // We only want the first authority for a provider to possibly be 9838 // syncable, so if we already added this provider using a different 9839 // authority clear the syncable flag. We copy the provider before 9840 // changing it because the mProviders object contains a reference 9841 // to a provider that we don't want to change. 9842 // Only do this for the second authority since the resulting provider 9843 // object can be the same for all future authorities for this provider. 9844 p = new PackageParser.Provider(p); 9845 p.syncable = false; 9846 } 9847 if (!mProvidersByAuthority.containsKey(names[j])) { 9848 mProvidersByAuthority.put(names[j], p); 9849 if (p.info.authority == null) { 9850 p.info.authority = names[j]; 9851 } else { 9852 p.info.authority = p.info.authority + ";" + names[j]; 9853 } 9854 if (DEBUG_PACKAGE_SCANNING) { 9855 if (chatty) 9856 Log.d(TAG, "Registered content provider: " + names[j] 9857 + ", className = " + p.info.name + ", isSyncable = " 9858 + p.info.isSyncable); 9859 } 9860 } else { 9861 PackageParser.Provider other = mProvidersByAuthority.get(names[j]); 9862 Slog.w(TAG, "Skipping provider name " + names[j] + 9863 " (in package " + pkg.applicationInfo.packageName + 9864 "): name already used by " 9865 + ((other != null && other.getComponentName() != null) 9866 ? other.getComponentName().getPackageName() : "?")); 9867 } 9868 } 9869 } 9870 if (chatty) { 9871 if (r == null) { 9872 r = new StringBuilder(256); 9873 } else { 9874 r.append(' '); 9875 } 9876 r.append(p.info.name); 9877 } 9878 } 9879 if (r != null) { 9880 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Providers: " + r); 9881 } 9882 9883 N = pkg.services.size(); 9884 r = null; 9885 for (i=0; i<N; i++) { 9886 PackageParser.Service s = pkg.services.get(i); 9887 s.info.processName = fixProcessName(pkg.applicationInfo.processName, 9888 s.info.processName); 9889 mServices.addService(s); 9890 if (chatty) { 9891 if (r == null) { 9892 r = new StringBuilder(256); 9893 } else { 9894 r.append(' '); 9895 } 9896 r.append(s.info.name); 9897 } 9898 } 9899 if (r != null) { 9900 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Services: " + r); 9901 } 9902 9903 N = pkg.receivers.size(); 9904 r = null; 9905 for (i=0; i<N; i++) { 9906 PackageParser.Activity a = pkg.receivers.get(i); 9907 a.info.processName = fixProcessName(pkg.applicationInfo.processName, 9908 a.info.processName); 9909 mReceivers.addActivity(a, "receiver"); 9910 if (chatty) { 9911 if (r == null) { 9912 r = new StringBuilder(256); 9913 } else { 9914 r.append(' '); 9915 } 9916 r.append(a.info.name); 9917 } 9918 } 9919 if (r != null) { 9920 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Receivers: " + r); 9921 } 9922 9923 N = pkg.activities.size(); 9924 r = null; 9925 for (i=0; i<N; i++) { 9926 PackageParser.Activity a = pkg.activities.get(i); 9927 a.info.processName = fixProcessName(pkg.applicationInfo.processName, 9928 a.info.processName); 9929 mActivities.addActivity(a, "activity"); 9930 if (chatty) { 9931 if (r == null) { 9932 r = new StringBuilder(256); 9933 } else { 9934 r.append(' '); 9935 } 9936 r.append(a.info.name); 9937 } 9938 } 9939 if (r != null) { 9940 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Activities: " + r); 9941 } 9942 9943 N = pkg.permissionGroups.size(); 9944 r = null; 9945 for (i=0; i<N; i++) { 9946 PackageParser.PermissionGroup pg = pkg.permissionGroups.get(i); 9947 PackageParser.PermissionGroup cur = mPermissionGroups.get(pg.info.name); 9948 final String curPackageName = cur == null ? null : cur.info.packageName; 9949 // Dont allow ephemeral apps to define new permission groups. 9950 if (pkg.applicationInfo.isEphemeralApp()) { 9951 Slog.w(TAG, "Permission group " + pg.info.name + " from package " 9952 + pg.info.packageName 9953 + " ignored: ephemeral apps cannot define new permission groups."); 9954 continue; 9955 } 9956 final boolean isPackageUpdate = pg.info.packageName.equals(curPackageName); 9957 if (cur == null || isPackageUpdate) { 9958 mPermissionGroups.put(pg.info.name, pg); 9959 if (chatty) { 9960 if (r == null) { 9961 r = new StringBuilder(256); 9962 } else { 9963 r.append(' '); 9964 } 9965 if (isPackageUpdate) { 9966 r.append("UPD:"); 9967 } 9968 r.append(pg.info.name); 9969 } 9970 } else { 9971 Slog.w(TAG, "Permission group " + pg.info.name + " from package " 9972 + pg.info.packageName + " ignored: original from " 9973 + cur.info.packageName); 9974 if (chatty) { 9975 if (r == null) { 9976 r = new StringBuilder(256); 9977 } else { 9978 r.append(' '); 9979 } 9980 r.append("DUP:"); 9981 r.append(pg.info.name); 9982 } 9983 } 9984 } 9985 if (r != null) { 9986 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Permission Groups: " + r); 9987 } 9988 9989 N = pkg.permissions.size(); 9990 r = null; 9991 for (i=0; i<N; i++) { 9992 PackageParser.Permission p = pkg.permissions.get(i); 9993 9994 // Dont allow ephemeral apps to define new permissions. 9995 if (pkg.applicationInfo.isEphemeralApp()) { 9996 Slog.w(TAG, "Permission " + p.info.name + " from package " 9997 + p.info.packageName 9998 + " ignored: ephemeral apps cannot define new permissions."); 9999 continue; 10000 } 10001 10002 // Assume by default that we did not install this permission into the system. 10003 p.info.flags &= ~PermissionInfo.FLAG_INSTALLED; 10004 10005 // Now that permission groups have a special meaning, we ignore permission 10006 // groups for legacy apps to prevent unexpected behavior. In particular, 10007 // permissions for one app being granted to someone just becase they happen 10008 // to be in a group defined by another app (before this had no implications). 10009 if (pkg.applicationInfo.targetSdkVersion > Build.VERSION_CODES.LOLLIPOP_MR1) { 10010 p.group = mPermissionGroups.get(p.info.group); 10011 // Warn for a permission in an unknown group. 10012 if (p.info.group != null && p.group == null) { 10013 Slog.w(TAG, "Permission " + p.info.name + " from package " 10014 + p.info.packageName + " in an unknown group " + p.info.group); 10015 } 10016 } 10017 10018 ArrayMap<String, BasePermission> permissionMap = 10019 p.tree ? mSettings.mPermissionTrees 10020 : mSettings.mPermissions; 10021 BasePermission bp = permissionMap.get(p.info.name); 10022 10023 // Allow system apps to redefine non-system permissions 10024 if (bp != null && !Objects.equals(bp.sourcePackage, p.info.packageName)) { 10025 final boolean currentOwnerIsSystem = (bp.perm != null 10026 && isSystemApp(bp.perm.owner)); 10027 if (isSystemApp(p.owner)) { 10028 if (bp.type == BasePermission.TYPE_BUILTIN && bp.perm == null) { 10029 // It's a built-in permission and no owner, take ownership now 10030 bp.packageSetting = pkgSetting; 10031 bp.perm = p; 10032 bp.uid = pkg.applicationInfo.uid; 10033 bp.sourcePackage = p.info.packageName; 10034 p.info.flags |= PermissionInfo.FLAG_INSTALLED; 10035 } else if (!currentOwnerIsSystem) { 10036 String msg = "New decl " + p.owner + " of permission " 10037 + p.info.name + " is system; overriding " + bp.sourcePackage; 10038 reportSettingsProblem(Log.WARN, msg); 10039 bp = null; 10040 } 10041 } 10042 } 10043 10044 if (bp == null) { 10045 bp = new BasePermission(p.info.name, p.info.packageName, 10046 BasePermission.TYPE_NORMAL); 10047 permissionMap.put(p.info.name, bp); 10048 } 10049 10050 if (bp.perm == null) { 10051 if (bp.sourcePackage == null 10052 || bp.sourcePackage.equals(p.info.packageName)) { 10053 BasePermission tree = findPermissionTreeLP(p.info.name); 10054 if (tree == null 10055 || tree.sourcePackage.equals(p.info.packageName)) { 10056 bp.packageSetting = pkgSetting; 10057 bp.perm = p; 10058 bp.uid = pkg.applicationInfo.uid; 10059 bp.sourcePackage = p.info.packageName; 10060 p.info.flags |= PermissionInfo.FLAG_INSTALLED; 10061 if (chatty) { 10062 if (r == null) { 10063 r = new StringBuilder(256); 10064 } else { 10065 r.append(' '); 10066 } 10067 r.append(p.info.name); 10068 } 10069 } else { 10070 Slog.w(TAG, "Permission " + p.info.name + " from package " 10071 + p.info.packageName + " ignored: base tree " 10072 + tree.name + " is from package " 10073 + tree.sourcePackage); 10074 } 10075 } else { 10076 Slog.w(TAG, "Permission " + p.info.name + " from package " 10077 + p.info.packageName + " ignored: original from " 10078 + bp.sourcePackage); 10079 } 10080 } else if (chatty) { 10081 if (r == null) { 10082 r = new StringBuilder(256); 10083 } else { 10084 r.append(' '); 10085 } 10086 r.append("DUP:"); 10087 r.append(p.info.name); 10088 } 10089 if (bp.perm == p) { 10090 bp.protectionLevel = p.info.protectionLevel; 10091 } 10092 } 10093 10094 if (r != null) { 10095 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Permissions: " + r); 10096 } 10097 10098 N = pkg.instrumentation.size(); 10099 r = null; 10100 for (i=0; i<N; i++) { 10101 PackageParser.Instrumentation a = pkg.instrumentation.get(i); 10102 a.info.packageName = pkg.applicationInfo.packageName; 10103 a.info.sourceDir = pkg.applicationInfo.sourceDir; 10104 a.info.publicSourceDir = pkg.applicationInfo.publicSourceDir; 10105 a.info.splitSourceDirs = pkg.applicationInfo.splitSourceDirs; 10106 a.info.splitPublicSourceDirs = pkg.applicationInfo.splitPublicSourceDirs; 10107 a.info.dataDir = pkg.applicationInfo.dataDir; 10108 a.info.deviceProtectedDataDir = pkg.applicationInfo.deviceProtectedDataDir; 10109 a.info.credentialProtectedDataDir = pkg.applicationInfo.credentialProtectedDataDir; 10110 a.info.nativeLibraryDir = pkg.applicationInfo.nativeLibraryDir; 10111 a.info.secondaryNativeLibraryDir = pkg.applicationInfo.secondaryNativeLibraryDir; 10112 mInstrumentation.put(a.getComponentName(), a); 10113 if (chatty) { 10114 if (r == null) { 10115 r = new StringBuilder(256); 10116 } else { 10117 r.append(' '); 10118 } 10119 r.append(a.info.name); 10120 } 10121 } 10122 if (r != null) { 10123 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Instrumentation: " + r); 10124 } 10125 10126 if (pkg.protectedBroadcasts != null) { 10127 N = pkg.protectedBroadcasts.size(); 10128 for (i=0; i<N; i++) { 10129 mProtectedBroadcasts.add(pkg.protectedBroadcasts.get(i)); 10130 } 10131 } 10132 10133 // Create idmap files for pairs of (packages, overlay packages). 10134 // Note: "android", ie framework-res.apk, is handled by native layers. 10135 if (pkg.mOverlayTarget != null) { 10136 // This is an overlay package. 10137 if (pkg.mOverlayTarget != null && !pkg.mOverlayTarget.equals("android")) { 10138 if (!mOverlays.containsKey(pkg.mOverlayTarget)) { 10139 mOverlays.put(pkg.mOverlayTarget, 10140 new ArrayMap<String, PackageParser.Package>()); 10141 } 10142 ArrayMap<String, PackageParser.Package> map = mOverlays.get(pkg.mOverlayTarget); 10143 map.put(pkg.packageName, pkg); 10144 PackageParser.Package orig = mPackages.get(pkg.mOverlayTarget); 10145 if (orig != null && !createIdmapForPackagePairLI(orig, pkg)) { 10146 createIdmapFailed = true; 10147 } 10148 } 10149 } else if (mOverlays.containsKey(pkg.packageName) && 10150 !pkg.packageName.equals("android")) { 10151 // This is a regular package, with one or more known overlay packages. 10152 createIdmapsForPackageLI(pkg); 10153 } 10154 } 10155 10156 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 10157 10158 if (createIdmapFailed) { 10159 throw new PackageManagerException(INSTALL_FAILED_UPDATE_INCOMPATIBLE, 10160 "scanPackageLI failed to createIdmap"); 10161 } 10162 } 10163 10164 private static void maybeRenameForeignDexMarkers(PackageParser.Package existing, 10165 PackageParser.Package update, int[] userIds) { 10166 if (existing.applicationInfo == null || update.applicationInfo == null) { 10167 // This isn't due to an app installation. 10168 return; 10169 } 10170 10171 final File oldCodePath = new File(existing.applicationInfo.getCodePath()); 10172 final File newCodePath = new File(update.applicationInfo.getCodePath()); 10173 10174 // The codePath hasn't changed, so there's nothing for us to do. 10175 if (Objects.equals(oldCodePath, newCodePath)) { 10176 return; 10177 } 10178 10179 File canonicalNewCodePath; 10180 try { 10181 canonicalNewCodePath = new File(PackageManagerServiceUtils.realpath(newCodePath)); 10182 } catch (IOException e) { 10183 Slog.w(TAG, "Failed to get canonical path.", e); 10184 return; 10185 } 10186 10187 // This is a bit of a hack. The oldCodePath doesn't exist at this point (because 10188 // we've already renamed / deleted it) so we cannot call realpath on it. Here we assume 10189 // that the last component of the path (i.e, the name) doesn't need canonicalization 10190 // (i.e, that it isn't ".", ".." or a symbolic link). This is a valid assumption for now 10191 // but may change in the future. Hopefully this function won't exist at that point. 10192 final File canonicalOldCodePath = new File(canonicalNewCodePath.getParentFile(), 10193 oldCodePath.getName()); 10194 10195 // Calculate the prefixes of the markers. These are just the paths with "/" replaced 10196 // with "@". 10197 String oldMarkerPrefix = canonicalOldCodePath.getAbsolutePath().replace('/', '@'); 10198 if (!oldMarkerPrefix.endsWith("@")) { 10199 oldMarkerPrefix += "@"; 10200 } 10201 String newMarkerPrefix = canonicalNewCodePath.getAbsolutePath().replace('/', '@'); 10202 if (!newMarkerPrefix.endsWith("@")) { 10203 newMarkerPrefix += "@"; 10204 } 10205 10206 List<String> updatedPaths = update.getAllCodePathsExcludingResourceOnly(); 10207 List<String> markerSuffixes = new ArrayList<String>(updatedPaths.size()); 10208 for (String updatedPath : updatedPaths) { 10209 String updatedPathName = new File(updatedPath).getName(); 10210 markerSuffixes.add(updatedPathName.replace('/', '@')); 10211 } 10212 10213 for (int userId : userIds) { 10214 File profileDir = Environment.getDataProfilesDeForeignDexDirectory(userId); 10215 10216 for (String markerSuffix : markerSuffixes) { 10217 File oldForeignUseMark = new File(profileDir, oldMarkerPrefix + markerSuffix); 10218 File newForeignUseMark = new File(profileDir, newMarkerPrefix + markerSuffix); 10219 if (oldForeignUseMark.exists()) { 10220 try { 10221 Os.rename(oldForeignUseMark.getAbsolutePath(), 10222 newForeignUseMark.getAbsolutePath()); 10223 } catch (ErrnoException e) { 10224 Slog.w(TAG, "Failed to rename foreign use marker", e); 10225 oldForeignUseMark.delete(); 10226 } 10227 } 10228 } 10229 } 10230 } 10231 10232 /** 10233 * Derive the ABI of a non-system package located at {@code scanFile}. This information 10234 * is derived purely on the basis of the contents of {@code scanFile} and 10235 * {@code cpuAbiOverride}. 10236 * 10237 * If {@code extractLibs} is true, native libraries are extracted from the app if required. 10238 */ 10239 private static void derivePackageAbi(PackageParser.Package pkg, File scanFile, 10240 String cpuAbiOverride, boolean extractLibs, 10241 File appLib32InstallDir) 10242 throws PackageManagerException { 10243 // Give ourselves some initial paths; we'll come back for another 10244 // pass once we've determined ABI below. 10245 setNativeLibraryPaths(pkg, appLib32InstallDir); 10246 10247 // We would never need to extract libs for forward-locked and external packages, 10248 // since the container service will do it for us. We shouldn't attempt to 10249 // extract libs from system app when it was not updated. 10250 if (pkg.isForwardLocked() || pkg.applicationInfo.isExternalAsec() || 10251 (isSystemApp(pkg) && !pkg.isUpdatedSystemApp())) { 10252 extractLibs = false; 10253 } 10254 10255 final String nativeLibraryRootStr = pkg.applicationInfo.nativeLibraryRootDir; 10256 final boolean useIsaSpecificSubdirs = pkg.applicationInfo.nativeLibraryRootRequiresIsa; 10257 10258 NativeLibraryHelper.Handle handle = null; 10259 try { 10260 handle = NativeLibraryHelper.Handle.create(pkg); 10261 // TODO(multiArch): This can be null for apps that didn't go through the 10262 // usual installation process. We can calculate it again, like we 10263 // do during install time. 10264 // 10265 // TODO(multiArch): Why do we need to rescan ASEC apps again ? It seems totally 10266 // unnecessary. 10267 final File nativeLibraryRoot = new File(nativeLibraryRootStr); 10268 10269 // Null out the abis so that they can be recalculated. 10270 pkg.applicationInfo.primaryCpuAbi = null; 10271 pkg.applicationInfo.secondaryCpuAbi = null; 10272 if (isMultiArch(pkg.applicationInfo)) { 10273 // Warn if we've set an abiOverride for multi-lib packages.. 10274 // By definition, we need to copy both 32 and 64 bit libraries for 10275 // such packages. 10276 if (pkg.cpuAbiOverride != null 10277 && !NativeLibraryHelper.CLEAR_ABI_OVERRIDE.equals(pkg.cpuAbiOverride)) { 10278 Slog.w(TAG, "Ignoring abiOverride for multi arch application."); 10279 } 10280 10281 int abi32 = PackageManager.NO_NATIVE_LIBRARIES; 10282 int abi64 = PackageManager.NO_NATIVE_LIBRARIES; 10283 if (Build.SUPPORTED_32_BIT_ABIS.length > 0) { 10284 if (extractLibs) { 10285 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "copyNativeBinaries"); 10286 abi32 = NativeLibraryHelper.copyNativeBinariesForSupportedAbi(handle, 10287 nativeLibraryRoot, Build.SUPPORTED_32_BIT_ABIS, 10288 useIsaSpecificSubdirs); 10289 } else { 10290 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "findSupportedAbi"); 10291 abi32 = NativeLibraryHelper.findSupportedAbi(handle, Build.SUPPORTED_32_BIT_ABIS); 10292 } 10293 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 10294 } 10295 10296 maybeThrowExceptionForMultiArchCopy( 10297 "Error unpackaging 32 bit native libs for multiarch app.", abi32); 10298 10299 if (Build.SUPPORTED_64_BIT_ABIS.length > 0) { 10300 if (extractLibs) { 10301 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "copyNativeBinaries"); 10302 abi64 = NativeLibraryHelper.copyNativeBinariesForSupportedAbi(handle, 10303 nativeLibraryRoot, Build.SUPPORTED_64_BIT_ABIS, 10304 useIsaSpecificSubdirs); 10305 } else { 10306 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "findSupportedAbi"); 10307 abi64 = NativeLibraryHelper.findSupportedAbi(handle, Build.SUPPORTED_64_BIT_ABIS); 10308 } 10309 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 10310 } 10311 10312 maybeThrowExceptionForMultiArchCopy( 10313 "Error unpackaging 64 bit native libs for multiarch app.", abi64); 10314 10315 if (abi64 >= 0) { 10316 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[abi64]; 10317 } 10318 10319 if (abi32 >= 0) { 10320 final String abi = Build.SUPPORTED_32_BIT_ABIS[abi32]; 10321 if (abi64 >= 0) { 10322 if (pkg.use32bitAbi) { 10323 pkg.applicationInfo.secondaryCpuAbi = pkg.applicationInfo.primaryCpuAbi; 10324 pkg.applicationInfo.primaryCpuAbi = abi; 10325 } else { 10326 pkg.applicationInfo.secondaryCpuAbi = abi; 10327 } 10328 } else { 10329 pkg.applicationInfo.primaryCpuAbi = abi; 10330 } 10331 } 10332 10333 } else { 10334 String[] abiList = (cpuAbiOverride != null) ? 10335 new String[] { cpuAbiOverride } : Build.SUPPORTED_ABIS; 10336 10337 // Enable gross and lame hacks for apps that are built with old 10338 // SDK tools. We must scan their APKs for renderscript bitcode and 10339 // not launch them if it's present. Don't bother checking on devices 10340 // that don't have 64 bit support. 10341 boolean needsRenderScriptOverride = false; 10342 if (Build.SUPPORTED_64_BIT_ABIS.length > 0 && cpuAbiOverride == null && 10343 NativeLibraryHelper.hasRenderscriptBitcode(handle)) { 10344 abiList = Build.SUPPORTED_32_BIT_ABIS; 10345 needsRenderScriptOverride = true; 10346 } 10347 10348 final int copyRet; 10349 if (extractLibs) { 10350 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "copyNativeBinaries"); 10351 copyRet = NativeLibraryHelper.copyNativeBinariesForSupportedAbi(handle, 10352 nativeLibraryRoot, abiList, useIsaSpecificSubdirs); 10353 } else { 10354 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "findSupportedAbi"); 10355 copyRet = NativeLibraryHelper.findSupportedAbi(handle, abiList); 10356 } 10357 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 10358 10359 if (copyRet < 0 && copyRet != PackageManager.NO_NATIVE_LIBRARIES) { 10360 throw new PackageManagerException(INSTALL_FAILED_INTERNAL_ERROR, 10361 "Error unpackaging native libs for app, errorCode=" + copyRet); 10362 } 10363 10364 if (copyRet >= 0) { 10365 pkg.applicationInfo.primaryCpuAbi = abiList[copyRet]; 10366 } else if (copyRet == PackageManager.NO_NATIVE_LIBRARIES && cpuAbiOverride != null) { 10367 pkg.applicationInfo.primaryCpuAbi = cpuAbiOverride; 10368 } else if (needsRenderScriptOverride) { 10369 pkg.applicationInfo.primaryCpuAbi = abiList[0]; 10370 } 10371 } 10372 } catch (IOException ioe) { 10373 Slog.e(TAG, "Unable to get canonical file " + ioe.toString()); 10374 } finally { 10375 IoUtils.closeQuietly(handle); 10376 } 10377 10378 // Now that we've calculated the ABIs and determined if it's an internal app, 10379 // we will go ahead and populate the nativeLibraryPath. 10380 setNativeLibraryPaths(pkg, appLib32InstallDir); 10381 } 10382 10383 /** 10384 * Adjusts ABIs for a set of packages belonging to a shared user so that they all match. 10385 * i.e, so that all packages can be run inside a single process if required. 10386 * 10387 * Optionally, callers can pass in a parsed package via {@code newPackage} in which case 10388 * this function will either try and make the ABI for all packages in {@code packagesForUser} 10389 * match {@code scannedPackage} or will update the ABI of {@code scannedPackage} to match 10390 * the ABI selected for {@code packagesForUser}. This variant is used when installing or 10391 * updating a package that belongs to a shared user. 10392 * 10393 * NOTE: We currently only match for the primary CPU abi string. Matching the secondary 10394 * adds unnecessary complexity. 10395 */ 10396 private void adjustCpuAbisForSharedUserLPw(Set<PackageSetting> packagesForUser, 10397 PackageParser.Package scannedPackage) { 10398 String requiredInstructionSet = null; 10399 if (scannedPackage != null && scannedPackage.applicationInfo.primaryCpuAbi != null) { 10400 requiredInstructionSet = VMRuntime.getInstructionSet( 10401 scannedPackage.applicationInfo.primaryCpuAbi); 10402 } 10403 10404 PackageSetting requirer = null; 10405 for (PackageSetting ps : packagesForUser) { 10406 // If packagesForUser contains scannedPackage, we skip it. This will happen 10407 // when scannedPackage is an update of an existing package. Without this check, 10408 // we will never be able to change the ABI of any package belonging to a shared 10409 // user, even if it's compatible with other packages. 10410 if (scannedPackage == null || !scannedPackage.packageName.equals(ps.name)) { 10411 if (ps.primaryCpuAbiString == null) { 10412 continue; 10413 } 10414 10415 final String instructionSet = VMRuntime.getInstructionSet(ps.primaryCpuAbiString); 10416 if (requiredInstructionSet != null && !instructionSet.equals(requiredInstructionSet)) { 10417 // We have a mismatch between instruction sets (say arm vs arm64) warn about 10418 // this but there's not much we can do. 10419 String errorMessage = "Instruction set mismatch, " 10420 + ((requirer == null) ? "[caller]" : requirer) 10421 + " requires " + requiredInstructionSet + " whereas " + ps 10422 + " requires " + instructionSet; 10423 Slog.w(TAG, errorMessage); 10424 } 10425 10426 if (requiredInstructionSet == null) { 10427 requiredInstructionSet = instructionSet; 10428 requirer = ps; 10429 } 10430 } 10431 } 10432 10433 if (requiredInstructionSet != null) { 10434 String adjustedAbi; 10435 if (requirer != null) { 10436 // requirer != null implies that either scannedPackage was null or that scannedPackage 10437 // did not require an ABI, in which case we have to adjust scannedPackage to match 10438 // the ABI of the set (which is the same as requirer's ABI) 10439 adjustedAbi = requirer.primaryCpuAbiString; 10440 if (scannedPackage != null) { 10441 scannedPackage.applicationInfo.primaryCpuAbi = adjustedAbi; 10442 } 10443 } else { 10444 // requirer == null implies that we're updating all ABIs in the set to 10445 // match scannedPackage. 10446 adjustedAbi = scannedPackage.applicationInfo.primaryCpuAbi; 10447 } 10448 10449 for (PackageSetting ps : packagesForUser) { 10450 if (scannedPackage == null || !scannedPackage.packageName.equals(ps.name)) { 10451 if (ps.primaryCpuAbiString != null) { 10452 continue; 10453 } 10454 10455 ps.primaryCpuAbiString = adjustedAbi; 10456 if (ps.pkg != null && ps.pkg.applicationInfo != null && 10457 !TextUtils.equals(adjustedAbi, ps.pkg.applicationInfo.primaryCpuAbi)) { 10458 ps.pkg.applicationInfo.primaryCpuAbi = adjustedAbi; 10459 Slog.i(TAG, "Adjusting ABI for " + ps.name + " to " + adjustedAbi 10460 + " (requirer=" 10461 + (requirer == null ? "null" : requirer.pkg.packageName) 10462 + ", scannedPackage=" 10463 + (scannedPackage != null ? scannedPackage.packageName : "null") 10464 + ")"); 10465 try { 10466 mInstaller.rmdex(ps.codePathString, 10467 getDexCodeInstructionSet(getPreferredInstructionSet())); 10468 } catch (InstallerException ignored) { 10469 } 10470 } 10471 } 10472 } 10473 } 10474 } 10475 10476 private void setUpCustomResolverActivity(PackageParser.Package pkg) { 10477 synchronized (mPackages) { 10478 mResolverReplaced = true; 10479 // Set up information for custom user intent resolution activity. 10480 mResolveActivity.applicationInfo = pkg.applicationInfo; 10481 mResolveActivity.name = mCustomResolverComponentName.getClassName(); 10482 mResolveActivity.packageName = pkg.applicationInfo.packageName; 10483 mResolveActivity.processName = pkg.applicationInfo.packageName; 10484 mResolveActivity.launchMode = ActivityInfo.LAUNCH_MULTIPLE; 10485 mResolveActivity.flags = ActivityInfo.FLAG_EXCLUDE_FROM_RECENTS | 10486 ActivityInfo.FLAG_FINISH_ON_CLOSE_SYSTEM_DIALOGS; 10487 mResolveActivity.theme = 0; 10488 mResolveActivity.exported = true; 10489 mResolveActivity.enabled = true; 10490 mResolveInfo.activityInfo = mResolveActivity; 10491 mResolveInfo.priority = 0; 10492 mResolveInfo.preferredOrder = 0; 10493 mResolveInfo.match = 0; 10494 mResolveComponentName = mCustomResolverComponentName; 10495 Slog.i(TAG, "Replacing default ResolverActivity with custom activity: " + 10496 mResolveComponentName); 10497 } 10498 } 10499 10500 private void setUpEphemeralInstallerActivityLP(ComponentName installerComponent) { 10501 if (installerComponent == null) { 10502 if (DEBUG_EPHEMERAL) { 10503 Slog.d(TAG, "Clear ephemeral installer activity"); 10504 } 10505 mEphemeralInstallerActivity.applicationInfo = null; 10506 return; 10507 } 10508 10509 if (DEBUG_EPHEMERAL) { 10510 Slog.d(TAG, "Set ephemeral installer activity: " + installerComponent); 10511 } 10512 final PackageParser.Package pkg = mPackages.get(installerComponent.getPackageName()); 10513 // Set up information for ephemeral installer activity 10514 mEphemeralInstallerActivity.applicationInfo = pkg.applicationInfo; 10515 mEphemeralInstallerActivity.name = installerComponent.getClassName(); 10516 mEphemeralInstallerActivity.packageName = pkg.applicationInfo.packageName; 10517 mEphemeralInstallerActivity.processName = pkg.applicationInfo.packageName; 10518 mEphemeralInstallerActivity.launchMode = ActivityInfo.LAUNCH_MULTIPLE; 10519 mEphemeralInstallerActivity.flags = ActivityInfo.FLAG_EXCLUDE_FROM_RECENTS 10520 | ActivityInfo.FLAG_FINISH_ON_CLOSE_SYSTEM_DIALOGS; 10521 mEphemeralInstallerActivity.theme = 0; 10522 mEphemeralInstallerActivity.exported = true; 10523 mEphemeralInstallerActivity.enabled = true; 10524 mEphemeralInstallerInfo.activityInfo = mEphemeralInstallerActivity; 10525 mEphemeralInstallerInfo.priority = 0; 10526 mEphemeralInstallerInfo.preferredOrder = 1; 10527 mEphemeralInstallerInfo.isDefault = true; 10528 mEphemeralInstallerInfo.match = IntentFilter.MATCH_CATEGORY_SCHEME_SPECIFIC_PART 10529 | IntentFilter.MATCH_ADJUSTMENT_NORMAL; 10530 } 10531 10532 private static String calculateBundledApkRoot(final String codePathString) { 10533 final File codePath = new File(codePathString); 10534 final File codeRoot; 10535 if (FileUtils.contains(Environment.getRootDirectory(), codePath)) { 10536 codeRoot = Environment.getRootDirectory(); 10537 } else if (FileUtils.contains(Environment.getOemDirectory(), codePath)) { 10538 codeRoot = Environment.getOemDirectory(); 10539 } else if (FileUtils.contains(Environment.getVendorDirectory(), codePath)) { 10540 codeRoot = Environment.getVendorDirectory(); 10541 } else { 10542 // Unrecognized code path; take its top real segment as the apk root: 10543 // e.g. /something/app/blah.apk => /something 10544 try { 10545 File f = codePath.getCanonicalFile(); 10546 File parent = f.getParentFile(); // non-null because codePath is a file 10547 File tmp; 10548 while ((tmp = parent.getParentFile()) != null) { 10549 f = parent; 10550 parent = tmp; 10551 } 10552 codeRoot = f; 10553 Slog.w(TAG, "Unrecognized code path " 10554 + codePath + " - using " + codeRoot); 10555 } catch (IOException e) { 10556 // Can't canonicalize the code path -- shenanigans? 10557 Slog.w(TAG, "Can't canonicalize code path " + codePath); 10558 return Environment.getRootDirectory().getPath(); 10559 } 10560 } 10561 return codeRoot.getPath(); 10562 } 10563 10564 /** 10565 * Derive and set the location of native libraries for the given package, 10566 * which varies depending on where and how the package was installed. 10567 */ 10568 private static void setNativeLibraryPaths(PackageParser.Package pkg, File appLib32InstallDir) { 10569 final ApplicationInfo info = pkg.applicationInfo; 10570 final String codePath = pkg.codePath; 10571 final File codeFile = new File(codePath); 10572 final boolean bundledApp = info.isSystemApp() && !info.isUpdatedSystemApp(); 10573 final boolean asecApp = info.isForwardLocked() || info.isExternalAsec(); 10574 10575 info.nativeLibraryRootDir = null; 10576 info.nativeLibraryRootRequiresIsa = false; 10577 info.nativeLibraryDir = null; 10578 info.secondaryNativeLibraryDir = null; 10579 10580 if (isApkFile(codeFile)) { 10581 // Monolithic install 10582 if (bundledApp) { 10583 // If "/system/lib64/apkname" exists, assume that is the per-package 10584 // native library directory to use; otherwise use "/system/lib/apkname". 10585 final String apkRoot = calculateBundledApkRoot(info.sourceDir); 10586 final boolean is64Bit = VMRuntime.is64BitInstructionSet( 10587 getPrimaryInstructionSet(info)); 10588 10589 // This is a bundled system app so choose the path based on the ABI. 10590 // if it's a 64 bit abi, use lib64 otherwise use lib32. Note that this 10591 // is just the default path. 10592 final String apkName = deriveCodePathName(codePath); 10593 final String libDir = is64Bit ? LIB64_DIR_NAME : LIB_DIR_NAME; 10594 info.nativeLibraryRootDir = Environment.buildPath(new File(apkRoot), libDir, 10595 apkName).getAbsolutePath(); 10596 10597 if (info.secondaryCpuAbi != null) { 10598 final String secondaryLibDir = is64Bit ? LIB_DIR_NAME : LIB64_DIR_NAME; 10599 info.secondaryNativeLibraryDir = Environment.buildPath(new File(apkRoot), 10600 secondaryLibDir, apkName).getAbsolutePath(); 10601 } 10602 } else if (asecApp) { 10603 info.nativeLibraryRootDir = new File(codeFile.getParentFile(), LIB_DIR_NAME) 10604 .getAbsolutePath(); 10605 } else { 10606 final String apkName = deriveCodePathName(codePath); 10607 info.nativeLibraryRootDir = new File(appLib32InstallDir, apkName) 10608 .getAbsolutePath(); 10609 } 10610 10611 info.nativeLibraryRootRequiresIsa = false; 10612 info.nativeLibraryDir = info.nativeLibraryRootDir; 10613 } else { 10614 // Cluster install 10615 info.nativeLibraryRootDir = new File(codeFile, LIB_DIR_NAME).getAbsolutePath(); 10616 info.nativeLibraryRootRequiresIsa = true; 10617 10618 info.nativeLibraryDir = new File(info.nativeLibraryRootDir, 10619 getPrimaryInstructionSet(info)).getAbsolutePath(); 10620 10621 if (info.secondaryCpuAbi != null) { 10622 info.secondaryNativeLibraryDir = new File(info.nativeLibraryRootDir, 10623 VMRuntime.getInstructionSet(info.secondaryCpuAbi)).getAbsolutePath(); 10624 } 10625 } 10626 } 10627 10628 /** 10629 * Calculate the abis and roots for a bundled app. These can uniquely 10630 * be determined from the contents of the system partition, i.e whether 10631 * it contains 64 or 32 bit shared libraries etc. We do not validate any 10632 * of this information, and instead assume that the system was built 10633 * sensibly. 10634 */ 10635 private static void setBundledAppAbisAndRoots(PackageParser.Package pkg, 10636 PackageSetting pkgSetting) { 10637 final String apkName = deriveCodePathName(pkg.applicationInfo.getCodePath()); 10638 10639 // If "/system/lib64/apkname" exists, assume that is the per-package 10640 // native library directory to use; otherwise use "/system/lib/apkname". 10641 final String apkRoot = calculateBundledApkRoot(pkg.applicationInfo.sourceDir); 10642 setBundledAppAbi(pkg, apkRoot, apkName); 10643 // pkgSetting might be null during rescan following uninstall of updates 10644 // to a bundled app, so accommodate that possibility. The settings in 10645 // that case will be established later from the parsed package. 10646 // 10647 // If the settings aren't null, sync them up with what we've just derived. 10648 // note that apkRoot isn't stored in the package settings. 10649 if (pkgSetting != null) { 10650 pkgSetting.primaryCpuAbiString = pkg.applicationInfo.primaryCpuAbi; 10651 pkgSetting.secondaryCpuAbiString = pkg.applicationInfo.secondaryCpuAbi; 10652 } 10653 } 10654 10655 /** 10656 * Deduces the ABI of a bundled app and sets the relevant fields on the 10657 * parsed pkg object. 10658 * 10659 * @param apkRoot the root of the installed apk, something like {@code /system} or {@code /oem} 10660 * under which system libraries are installed. 10661 * @param apkName the name of the installed package. 10662 */ 10663 private static void setBundledAppAbi(PackageParser.Package pkg, String apkRoot, String apkName) { 10664 final File codeFile = new File(pkg.codePath); 10665 10666 final boolean has64BitLibs; 10667 final boolean has32BitLibs; 10668 if (isApkFile(codeFile)) { 10669 // Monolithic install 10670 has64BitLibs = (new File(apkRoot, new File(LIB64_DIR_NAME, apkName).getPath())).exists(); 10671 has32BitLibs = (new File(apkRoot, new File(LIB_DIR_NAME, apkName).getPath())).exists(); 10672 } else { 10673 // Cluster install 10674 final File rootDir = new File(codeFile, LIB_DIR_NAME); 10675 if (!ArrayUtils.isEmpty(Build.SUPPORTED_64_BIT_ABIS) 10676 && !TextUtils.isEmpty(Build.SUPPORTED_64_BIT_ABIS[0])) { 10677 final String isa = VMRuntime.getInstructionSet(Build.SUPPORTED_64_BIT_ABIS[0]); 10678 has64BitLibs = (new File(rootDir, isa)).exists(); 10679 } else { 10680 has64BitLibs = false; 10681 } 10682 if (!ArrayUtils.isEmpty(Build.SUPPORTED_32_BIT_ABIS) 10683 && !TextUtils.isEmpty(Build.SUPPORTED_32_BIT_ABIS[0])) { 10684 final String isa = VMRuntime.getInstructionSet(Build.SUPPORTED_32_BIT_ABIS[0]); 10685 has32BitLibs = (new File(rootDir, isa)).exists(); 10686 } else { 10687 has32BitLibs = false; 10688 } 10689 } 10690 10691 if (has64BitLibs && !has32BitLibs) { 10692 // The package has 64 bit libs, but not 32 bit libs. Its primary 10693 // ABI should be 64 bit. We can safely assume here that the bundled 10694 // native libraries correspond to the most preferred ABI in the list. 10695 10696 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[0]; 10697 pkg.applicationInfo.secondaryCpuAbi = null; 10698 } else if (has32BitLibs && !has64BitLibs) { 10699 // The package has 32 bit libs but not 64 bit libs. Its primary 10700 // ABI should be 32 bit. 10701 10702 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_32_BIT_ABIS[0]; 10703 pkg.applicationInfo.secondaryCpuAbi = null; 10704 } else if (has32BitLibs && has64BitLibs) { 10705 // The application has both 64 and 32 bit bundled libraries. We check 10706 // here that the app declares multiArch support, and warn if it doesn't. 10707 // 10708 // We will be lenient here and record both ABIs. The primary will be the 10709 // ABI that's higher on the list, i.e, a device that's configured to prefer 10710 // 64 bit apps will see a 64 bit primary ABI, 10711 10712 if ((pkg.applicationInfo.flags & ApplicationInfo.FLAG_MULTIARCH) == 0) { 10713 Slog.e(TAG, "Package " + pkg + " has multiple bundled libs, but is not multiarch."); 10714 } 10715 10716 if (VMRuntime.is64BitInstructionSet(getPreferredInstructionSet())) { 10717 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[0]; 10718 pkg.applicationInfo.secondaryCpuAbi = Build.SUPPORTED_32_BIT_ABIS[0]; 10719 } else { 10720 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_32_BIT_ABIS[0]; 10721 pkg.applicationInfo.secondaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[0]; 10722 } 10723 } else { 10724 pkg.applicationInfo.primaryCpuAbi = null; 10725 pkg.applicationInfo.secondaryCpuAbi = null; 10726 } 10727 } 10728 10729 private void killApplication(String pkgName, int appId, String reason) { 10730 killApplication(pkgName, appId, UserHandle.USER_ALL, reason); 10731 } 10732 10733 private void killApplication(String pkgName, int appId, int userId, String reason) { 10734 // Request the ActivityManager to kill the process(only for existing packages) 10735 // so that we do not end up in a confused state while the user is still using the older 10736 // version of the application while the new one gets installed. 10737 final long token = Binder.clearCallingIdentity(); 10738 try { 10739 IActivityManager am = ActivityManager.getService(); 10740 if (am != null) { 10741 try { 10742 am.killApplication(pkgName, appId, userId, reason); 10743 } catch (RemoteException e) { 10744 } 10745 } 10746 } finally { 10747 Binder.restoreCallingIdentity(token); 10748 } 10749 } 10750 10751 private void removePackageLI(PackageParser.Package pkg, boolean chatty) { 10752 // Remove the parent package setting 10753 PackageSetting ps = (PackageSetting) pkg.mExtras; 10754 if (ps != null) { 10755 removePackageLI(ps, chatty); 10756 } 10757 // Remove the child package setting 10758 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 10759 for (int i = 0; i < childCount; i++) { 10760 PackageParser.Package childPkg = pkg.childPackages.get(i); 10761 ps = (PackageSetting) childPkg.mExtras; 10762 if (ps != null) { 10763 removePackageLI(ps, chatty); 10764 } 10765 } 10766 } 10767 10768 void removePackageLI(PackageSetting ps, boolean chatty) { 10769 if (DEBUG_INSTALL) { 10770 if (chatty) 10771 Log.d(TAG, "Removing package " + ps.name); 10772 } 10773 10774 // writer 10775 synchronized (mPackages) { 10776 mPackages.remove(ps.name); 10777 final PackageParser.Package pkg = ps.pkg; 10778 if (pkg != null) { 10779 cleanPackageDataStructuresLILPw(pkg, chatty); 10780 } 10781 } 10782 } 10783 10784 void removeInstalledPackageLI(PackageParser.Package pkg, boolean chatty) { 10785 if (DEBUG_INSTALL) { 10786 if (chatty) 10787 Log.d(TAG, "Removing package " + pkg.applicationInfo.packageName); 10788 } 10789 10790 // writer 10791 synchronized (mPackages) { 10792 // Remove the parent package 10793 mPackages.remove(pkg.applicationInfo.packageName); 10794 cleanPackageDataStructuresLILPw(pkg, chatty); 10795 10796 // Remove the child packages 10797 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 10798 for (int i = 0; i < childCount; i++) { 10799 PackageParser.Package childPkg = pkg.childPackages.get(i); 10800 mPackages.remove(childPkg.applicationInfo.packageName); 10801 cleanPackageDataStructuresLILPw(childPkg, chatty); 10802 } 10803 } 10804 } 10805 10806 void cleanPackageDataStructuresLILPw(PackageParser.Package pkg, boolean chatty) { 10807 int N = pkg.providers.size(); 10808 StringBuilder r = null; 10809 int i; 10810 for (i=0; i<N; i++) { 10811 PackageParser.Provider p = pkg.providers.get(i); 10812 mProviders.removeProvider(p); 10813 if (p.info.authority == null) { 10814 10815 /* There was another ContentProvider with this authority when 10816 * this app was installed so this authority is null, 10817 * Ignore it as we don't have to unregister the provider. 10818 */ 10819 continue; 10820 } 10821 String names[] = p.info.authority.split(";"); 10822 for (int j = 0; j < names.length; j++) { 10823 if (mProvidersByAuthority.get(names[j]) == p) { 10824 mProvidersByAuthority.remove(names[j]); 10825 if (DEBUG_REMOVE) { 10826 if (chatty) 10827 Log.d(TAG, "Unregistered content provider: " + names[j] 10828 + ", className = " + p.info.name + ", isSyncable = " 10829 + p.info.isSyncable); 10830 } 10831 } 10832 } 10833 if (DEBUG_REMOVE && chatty) { 10834 if (r == null) { 10835 r = new StringBuilder(256); 10836 } else { 10837 r.append(' '); 10838 } 10839 r.append(p.info.name); 10840 } 10841 } 10842 if (r != null) { 10843 if (DEBUG_REMOVE) Log.d(TAG, " Providers: " + r); 10844 } 10845 10846 N = pkg.services.size(); 10847 r = null; 10848 for (i=0; i<N; i++) { 10849 PackageParser.Service s = pkg.services.get(i); 10850 mServices.removeService(s); 10851 if (chatty) { 10852 if (r == null) { 10853 r = new StringBuilder(256); 10854 } else { 10855 r.append(' '); 10856 } 10857 r.append(s.info.name); 10858 } 10859 } 10860 if (r != null) { 10861 if (DEBUG_REMOVE) Log.d(TAG, " Services: " + r); 10862 } 10863 10864 N = pkg.receivers.size(); 10865 r = null; 10866 for (i=0; i<N; i++) { 10867 PackageParser.Activity a = pkg.receivers.get(i); 10868 mReceivers.removeActivity(a, "receiver"); 10869 if (DEBUG_REMOVE && chatty) { 10870 if (r == null) { 10871 r = new StringBuilder(256); 10872 } else { 10873 r.append(' '); 10874 } 10875 r.append(a.info.name); 10876 } 10877 } 10878 if (r != null) { 10879 if (DEBUG_REMOVE) Log.d(TAG, " Receivers: " + r); 10880 } 10881 10882 N = pkg.activities.size(); 10883 r = null; 10884 for (i=0; i<N; i++) { 10885 PackageParser.Activity a = pkg.activities.get(i); 10886 mActivities.removeActivity(a, "activity"); 10887 if (DEBUG_REMOVE && chatty) { 10888 if (r == null) { 10889 r = new StringBuilder(256); 10890 } else { 10891 r.append(' '); 10892 } 10893 r.append(a.info.name); 10894 } 10895 } 10896 if (r != null) { 10897 if (DEBUG_REMOVE) Log.d(TAG, " Activities: " + r); 10898 } 10899 10900 N = pkg.permissions.size(); 10901 r = null; 10902 for (i=0; i<N; i++) { 10903 PackageParser.Permission p = pkg.permissions.get(i); 10904 BasePermission bp = mSettings.mPermissions.get(p.info.name); 10905 if (bp == null) { 10906 bp = mSettings.mPermissionTrees.get(p.info.name); 10907 } 10908 if (bp != null && bp.perm == p) { 10909 bp.perm = null; 10910 if (DEBUG_REMOVE && chatty) { 10911 if (r == null) { 10912 r = new StringBuilder(256); 10913 } else { 10914 r.append(' '); 10915 } 10916 r.append(p.info.name); 10917 } 10918 } 10919 if ((p.info.protectionLevel&PermissionInfo.PROTECTION_FLAG_APPOP) != 0) { 10920 ArraySet<String> appOpPkgs = mAppOpPermissionPackages.get(p.info.name); 10921 if (appOpPkgs != null) { 10922 appOpPkgs.remove(pkg.packageName); 10923 } 10924 } 10925 } 10926 if (r != null) { 10927 if (DEBUG_REMOVE) Log.d(TAG, " Permissions: " + r); 10928 } 10929 10930 N = pkg.requestedPermissions.size(); 10931 r = null; 10932 for (i=0; i<N; i++) { 10933 String perm = pkg.requestedPermissions.get(i); 10934 BasePermission bp = mSettings.mPermissions.get(perm); 10935 if (bp != null && (bp.protectionLevel&PermissionInfo.PROTECTION_FLAG_APPOP) != 0) { 10936 ArraySet<String> appOpPkgs = mAppOpPermissionPackages.get(perm); 10937 if (appOpPkgs != null) { 10938 appOpPkgs.remove(pkg.packageName); 10939 if (appOpPkgs.isEmpty()) { 10940 mAppOpPermissionPackages.remove(perm); 10941 } 10942 } 10943 } 10944 } 10945 if (r != null) { 10946 if (DEBUG_REMOVE) Log.d(TAG, " Permissions: " + r); 10947 } 10948 10949 N = pkg.instrumentation.size(); 10950 r = null; 10951 for (i=0; i<N; i++) { 10952 PackageParser.Instrumentation a = pkg.instrumentation.get(i); 10953 mInstrumentation.remove(a.getComponentName()); 10954 if (DEBUG_REMOVE && chatty) { 10955 if (r == null) { 10956 r = new StringBuilder(256); 10957 } else { 10958 r.append(' '); 10959 } 10960 r.append(a.info.name); 10961 } 10962 } 10963 if (r != null) { 10964 if (DEBUG_REMOVE) Log.d(TAG, " Instrumentation: " + r); 10965 } 10966 10967 r = null; 10968 if ((pkg.applicationInfo.flags&ApplicationInfo.FLAG_SYSTEM) != 0) { 10969 // Only system apps can hold shared libraries. 10970 if (pkg.libraryNames != null) { 10971 for (i = 0; i < pkg.libraryNames.size(); i++) { 10972 String name = pkg.libraryNames.get(i); 10973 if (removeSharedLibraryLPw(name, 0)) { 10974 if (DEBUG_REMOVE && chatty) { 10975 if (r == null) { 10976 r = new StringBuilder(256); 10977 } else { 10978 r.append(' '); 10979 } 10980 r.append(name); 10981 } 10982 } 10983 } 10984 } 10985 } 10986 10987 r = null; 10988 10989 // Any package can hold static shared libraries. 10990 if (pkg.staticSharedLibName != null) { 10991 if (removeSharedLibraryLPw(pkg.staticSharedLibName, pkg.staticSharedLibVersion)) { 10992 if (DEBUG_REMOVE && chatty) { 10993 if (r == null) { 10994 r = new StringBuilder(256); 10995 } else { 10996 r.append(' '); 10997 } 10998 r.append(pkg.staticSharedLibName); 10999 } 11000 } 11001 } 11002 11003 if (r != null) { 11004 if (DEBUG_REMOVE) Log.d(TAG, " Libraries: " + r); 11005 } 11006 } 11007 11008 private static boolean hasPermission(PackageParser.Package pkgInfo, String perm) { 11009 for (int i=pkgInfo.permissions.size()-1; i>=0; i--) { 11010 if (pkgInfo.permissions.get(i).info.name.equals(perm)) { 11011 return true; 11012 } 11013 } 11014 return false; 11015 } 11016 11017 static final int UPDATE_PERMISSIONS_ALL = 1<<0; 11018 static final int UPDATE_PERMISSIONS_REPLACE_PKG = 1<<1; 11019 static final int UPDATE_PERMISSIONS_REPLACE_ALL = 1<<2; 11020 11021 private void updatePermissionsLPw(PackageParser.Package pkg, int flags) { 11022 // Update the parent permissions 11023 updatePermissionsLPw(pkg.packageName, pkg, flags); 11024 // Update the child permissions 11025 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 11026 for (int i = 0; i < childCount; i++) { 11027 PackageParser.Package childPkg = pkg.childPackages.get(i); 11028 updatePermissionsLPw(childPkg.packageName, childPkg, flags); 11029 } 11030 } 11031 11032 private void updatePermissionsLPw(String changingPkg, PackageParser.Package pkgInfo, 11033 int flags) { 11034 final String volumeUuid = (pkgInfo != null) ? getVolumeUuidForPackage(pkgInfo) : null; 11035 updatePermissionsLPw(changingPkg, pkgInfo, volumeUuid, flags); 11036 } 11037 11038 private void updatePermissionsLPw(String changingPkg, 11039 PackageParser.Package pkgInfo, String replaceVolumeUuid, int flags) { 11040 // Make sure there are no dangling permission trees. 11041 Iterator<BasePermission> it = mSettings.mPermissionTrees.values().iterator(); 11042 while (it.hasNext()) { 11043 final BasePermission bp = it.next(); 11044 if (bp.packageSetting == null) { 11045 // We may not yet have parsed the package, so just see if 11046 // we still know about its settings. 11047 bp.packageSetting = mSettings.mPackages.get(bp.sourcePackage); 11048 } 11049 if (bp.packageSetting == null) { 11050 Slog.w(TAG, "Removing dangling permission tree: " + bp.name 11051 + " from package " + bp.sourcePackage); 11052 it.remove(); 11053 } else if (changingPkg != null && changingPkg.equals(bp.sourcePackage)) { 11054 if (pkgInfo == null || !hasPermission(pkgInfo, bp.name)) { 11055 Slog.i(TAG, "Removing old permission tree: " + bp.name 11056 + " from package " + bp.sourcePackage); 11057 flags |= UPDATE_PERMISSIONS_ALL; 11058 it.remove(); 11059 } 11060 } 11061 } 11062 11063 // Make sure all dynamic permissions have been assigned to a package, 11064 // and make sure there are no dangling permissions. 11065 it = mSettings.mPermissions.values().iterator(); 11066 while (it.hasNext()) { 11067 final BasePermission bp = it.next(); 11068 if (bp.type == BasePermission.TYPE_DYNAMIC) { 11069 if (DEBUG_SETTINGS) Log.v(TAG, "Dynamic permission: name=" 11070 + bp.name + " pkg=" + bp.sourcePackage 11071 + " info=" + bp.pendingInfo); 11072 if (bp.packageSetting == null && bp.pendingInfo != null) { 11073 final BasePermission tree = findPermissionTreeLP(bp.name); 11074 if (tree != null && tree.perm != null) { 11075 bp.packageSetting = tree.packageSetting; 11076 bp.perm = new PackageParser.Permission(tree.perm.owner, 11077 new PermissionInfo(bp.pendingInfo)); 11078 bp.perm.info.packageName = tree.perm.info.packageName; 11079 bp.perm.info.name = bp.name; 11080 bp.uid = tree.uid; 11081 } 11082 } 11083 } 11084 if (bp.packageSetting == null) { 11085 // We may not yet have parsed the package, so just see if 11086 // we still know about its settings. 11087 bp.packageSetting = mSettings.mPackages.get(bp.sourcePackage); 11088 } 11089 if (bp.packageSetting == null) { 11090 Slog.w(TAG, "Removing dangling permission: " + bp.name 11091 + " from package " + bp.sourcePackage); 11092 it.remove(); 11093 } else if (changingPkg != null && changingPkg.equals(bp.sourcePackage)) { 11094 if (pkgInfo == null || !hasPermission(pkgInfo, bp.name)) { 11095 Slog.i(TAG, "Removing old permission: " + bp.name 11096 + " from package " + bp.sourcePackage); 11097 flags |= UPDATE_PERMISSIONS_ALL; 11098 it.remove(); 11099 } 11100 } 11101 } 11102 11103 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "grantPermissions"); 11104 // Now update the permissions for all packages, in particular 11105 // replace the granted permissions of the system packages. 11106 if ((flags&UPDATE_PERMISSIONS_ALL) != 0) { 11107 for (PackageParser.Package pkg : mPackages.values()) { 11108 if (pkg != pkgInfo) { 11109 // Only replace for packages on requested volume 11110 final String volumeUuid = getVolumeUuidForPackage(pkg); 11111 final boolean replace = ((flags & UPDATE_PERMISSIONS_REPLACE_ALL) != 0) 11112 && Objects.equals(replaceVolumeUuid, volumeUuid); 11113 grantPermissionsLPw(pkg, replace, changingPkg); 11114 } 11115 } 11116 } 11117 11118 if (pkgInfo != null) { 11119 // Only replace for packages on requested volume 11120 final String volumeUuid = getVolumeUuidForPackage(pkgInfo); 11121 final boolean replace = ((flags & UPDATE_PERMISSIONS_REPLACE_PKG) != 0) 11122 && Objects.equals(replaceVolumeUuid, volumeUuid); 11123 grantPermissionsLPw(pkgInfo, replace, changingPkg); 11124 } 11125 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 11126 } 11127 11128 private void grantPermissionsLPw(PackageParser.Package pkg, boolean replace, 11129 String packageOfInterest) { 11130 // IMPORTANT: There are two types of permissions: install and runtime. 11131 // Install time permissions are granted when the app is installed to 11132 // all device users and users added in the future. Runtime permissions 11133 // are granted at runtime explicitly to specific users. Normal and signature 11134 // protected permissions are install time permissions. Dangerous permissions 11135 // are install permissions if the app's target SDK is Lollipop MR1 or older, 11136 // otherwise they are runtime permissions. This function does not manage 11137 // runtime permissions except for the case an app targeting Lollipop MR1 11138 // being upgraded to target a newer SDK, in which case dangerous permissions 11139 // are transformed from install time to runtime ones. 11140 11141 final PackageSetting ps = (PackageSetting) pkg.mExtras; 11142 if (ps == null) { 11143 return; 11144 } 11145 11146 PermissionsState permissionsState = ps.getPermissionsState(); 11147 PermissionsState origPermissions = permissionsState; 11148 11149 final int[] currentUserIds = UserManagerService.getInstance().getUserIds(); 11150 11151 boolean runtimePermissionsRevoked = false; 11152 int[] changedRuntimePermissionUserIds = EMPTY_INT_ARRAY; 11153 11154 boolean changedInstallPermission = false; 11155 11156 if (replace) { 11157 ps.installPermissionsFixed = false; 11158 if (!ps.isSharedUser()) { 11159 origPermissions = new PermissionsState(permissionsState); 11160 permissionsState.reset(); 11161 } else { 11162 // We need to know only about runtime permission changes since the 11163 // calling code always writes the install permissions state but 11164 // the runtime ones are written only if changed. The only cases of 11165 // changed runtime permissions here are promotion of an install to 11166 // runtime and revocation of a runtime from a shared user. 11167 changedRuntimePermissionUserIds = revokeUnusedSharedUserPermissionsLPw( 11168 ps.sharedUser, UserManagerService.getInstance().getUserIds()); 11169 if (!ArrayUtils.isEmpty(changedRuntimePermissionUserIds)) { 11170 runtimePermissionsRevoked = true; 11171 } 11172 } 11173 } 11174 11175 permissionsState.setGlobalGids(mGlobalGids); 11176 11177 final int N = pkg.requestedPermissions.size(); 11178 for (int i=0; i<N; i++) { 11179 final String name = pkg.requestedPermissions.get(i); 11180 final BasePermission bp = mSettings.mPermissions.get(name); 11181 11182 if (DEBUG_INSTALL) { 11183 Log.i(TAG, "Package " + pkg.packageName + " checking " + name + ": " + bp); 11184 } 11185 11186 if (bp == null || bp.packageSetting == null) { 11187 if (packageOfInterest == null || packageOfInterest.equals(pkg.packageName)) { 11188 Slog.w(TAG, "Unknown permission " + name 11189 + " in package " + pkg.packageName); 11190 } 11191 continue; 11192 } 11193 11194 11195 // Limit ephemeral apps to ephemeral allowed permissions. 11196 if (pkg.applicationInfo.isEphemeralApp() && !bp.isEphemeral()) { 11197 Log.i(TAG, "Denying non-ephemeral permission " + bp.name + " for package " 11198 + pkg.packageName); 11199 continue; 11200 } 11201 11202 final String perm = bp.name; 11203 boolean allowedSig = false; 11204 int grant = GRANT_DENIED; 11205 11206 // Keep track of app op permissions. 11207 if ((bp.protectionLevel & PermissionInfo.PROTECTION_FLAG_APPOP) != 0) { 11208 ArraySet<String> pkgs = mAppOpPermissionPackages.get(bp.name); 11209 if (pkgs == null) { 11210 pkgs = new ArraySet<>(); 11211 mAppOpPermissionPackages.put(bp.name, pkgs); 11212 } 11213 pkgs.add(pkg.packageName); 11214 } 11215 11216 final int level = bp.protectionLevel & PermissionInfo.PROTECTION_MASK_BASE; 11217 final boolean appSupportsRuntimePermissions = pkg.applicationInfo.targetSdkVersion 11218 >= Build.VERSION_CODES.M; 11219 switch (level) { 11220 case PermissionInfo.PROTECTION_NORMAL: { 11221 // For all apps normal permissions are install time ones. 11222 grant = GRANT_INSTALL; 11223 } break; 11224 11225 case PermissionInfo.PROTECTION_DANGEROUS: { 11226 // If a permission review is required for legacy apps we represent 11227 // their permissions as always granted runtime ones since we need 11228 // to keep the review required permission flag per user while an 11229 // install permission's state is shared across all users. 11230 if (!appSupportsRuntimePermissions && !mPermissionReviewRequired) { 11231 // For legacy apps dangerous permissions are install time ones. 11232 grant = GRANT_INSTALL; 11233 } else if (origPermissions.hasInstallPermission(bp.name)) { 11234 // For legacy apps that became modern, install becomes runtime. 11235 grant = GRANT_UPGRADE; 11236 } else if (mPromoteSystemApps 11237 && isSystemApp(ps) 11238 && mExistingSystemPackages.contains(ps.name)) { 11239 // For legacy system apps, install becomes runtime. 11240 // We cannot check hasInstallPermission() for system apps since those 11241 // permissions were granted implicitly and not persisted pre-M. 11242 grant = GRANT_UPGRADE; 11243 } else { 11244 // For modern apps keep runtime permissions unchanged. 11245 grant = GRANT_RUNTIME; 11246 } 11247 } break; 11248 11249 case PermissionInfo.PROTECTION_SIGNATURE: { 11250 // For all apps signature permissions are install time ones. 11251 allowedSig = grantSignaturePermission(perm, pkg, bp, origPermissions); 11252 if (allowedSig) { 11253 grant = GRANT_INSTALL; 11254 } 11255 } break; 11256 } 11257 11258 if (DEBUG_INSTALL) { 11259 Log.i(TAG, "Package " + pkg.packageName + " granting " + perm); 11260 } 11261 11262 if (grant != GRANT_DENIED) { 11263 if (!isSystemApp(ps) && ps.installPermissionsFixed) { 11264 // If this is an existing, non-system package, then 11265 // we can't add any new permissions to it. 11266 if (!allowedSig && !origPermissions.hasInstallPermission(perm)) { 11267 // Except... if this is a permission that was added 11268 // to the platform (note: need to only do this when 11269 // updating the platform). 11270 if (!isNewPlatformPermissionForPackage(perm, pkg)) { 11271 grant = GRANT_DENIED; 11272 } 11273 } 11274 } 11275 11276 switch (grant) { 11277 case GRANT_INSTALL: { 11278 // Revoke this as runtime permission to handle the case of 11279 // a runtime permission being downgraded to an install one. 11280 // Also in permission review mode we keep dangerous permissions 11281 // for legacy apps 11282 for (int userId : UserManagerService.getInstance().getUserIds()) { 11283 if (origPermissions.getRuntimePermissionState( 11284 bp.name, userId) != null) { 11285 // Revoke the runtime permission and clear the flags. 11286 origPermissions.revokeRuntimePermission(bp, userId); 11287 origPermissions.updatePermissionFlags(bp, userId, 11288 PackageManager.MASK_PERMISSION_FLAGS, 0); 11289 // If we revoked a permission permission, we have to write. 11290 changedRuntimePermissionUserIds = ArrayUtils.appendInt( 11291 changedRuntimePermissionUserIds, userId); 11292 } 11293 } 11294 // Grant an install permission. 11295 if (permissionsState.grantInstallPermission(bp) != 11296 PermissionsState.PERMISSION_OPERATION_FAILURE) { 11297 changedInstallPermission = true; 11298 } 11299 } break; 11300 11301 case GRANT_RUNTIME: { 11302 // Grant previously granted runtime permissions. 11303 for (int userId : UserManagerService.getInstance().getUserIds()) { 11304 PermissionState permissionState = origPermissions 11305 .getRuntimePermissionState(bp.name, userId); 11306 int flags = permissionState != null 11307 ? permissionState.getFlags() : 0; 11308 if (origPermissions.hasRuntimePermission(bp.name, userId)) { 11309 // Don't propagate the permission in a permission review mode if 11310 // the former was revoked, i.e. marked to not propagate on upgrade. 11311 // Note that in a permission review mode install permissions are 11312 // represented as constantly granted runtime ones since we need to 11313 // keep a per user state associated with the permission. Also the 11314 // revoke on upgrade flag is no longer applicable and is reset. 11315 final boolean revokeOnUpgrade = (flags & PackageManager 11316 .FLAG_PERMISSION_REVOKE_ON_UPGRADE) != 0; 11317 if (revokeOnUpgrade) { 11318 flags &= ~PackageManager.FLAG_PERMISSION_REVOKE_ON_UPGRADE; 11319 // Since we changed the flags, we have to write. 11320 changedRuntimePermissionUserIds = ArrayUtils.appendInt( 11321 changedRuntimePermissionUserIds, userId); 11322 } 11323 if (!mPermissionReviewRequired || !revokeOnUpgrade) { 11324 if (permissionsState.grantRuntimePermission(bp, userId) == 11325 PermissionsState.PERMISSION_OPERATION_FAILURE) { 11326 // If we cannot put the permission as it was, 11327 // we have to write. 11328 changedRuntimePermissionUserIds = ArrayUtils.appendInt( 11329 changedRuntimePermissionUserIds, userId); 11330 } 11331 } 11332 11333 // If the app supports runtime permissions no need for a review. 11334 if (mPermissionReviewRequired 11335 && appSupportsRuntimePermissions 11336 && (flags & PackageManager 11337 .FLAG_PERMISSION_REVIEW_REQUIRED) != 0) { 11338 flags &= ~PackageManager.FLAG_PERMISSION_REVIEW_REQUIRED; 11339 // Since we changed the flags, we have to write. 11340 changedRuntimePermissionUserIds = ArrayUtils.appendInt( 11341 changedRuntimePermissionUserIds, userId); 11342 } 11343 } else if (mPermissionReviewRequired 11344 && !appSupportsRuntimePermissions) { 11345 // For legacy apps that need a permission review, every new 11346 // runtime permission is granted but it is pending a review. 11347 // We also need to review only platform defined runtime 11348 // permissions as these are the only ones the platform knows 11349 // how to disable the API to simulate revocation as legacy 11350 // apps don't expect to run with revoked permissions. 11351 if (PLATFORM_PACKAGE_NAME.equals(bp.sourcePackage)) { 11352 if ((flags & FLAG_PERMISSION_REVIEW_REQUIRED) == 0) { 11353 flags |= FLAG_PERMISSION_REVIEW_REQUIRED; 11354 // We changed the flags, hence have to write. 11355 changedRuntimePermissionUserIds = ArrayUtils.appendInt( 11356 changedRuntimePermissionUserIds, userId); 11357 } 11358 } 11359 if (permissionsState.grantRuntimePermission(bp, userId) 11360 != PermissionsState.PERMISSION_OPERATION_FAILURE) { 11361 // We changed the permission, hence have to write. 11362 changedRuntimePermissionUserIds = ArrayUtils.appendInt( 11363 changedRuntimePermissionUserIds, userId); 11364 } 11365 } 11366 // Propagate the permission flags. 11367 permissionsState.updatePermissionFlags(bp, userId, flags, flags); 11368 } 11369 } break; 11370 11371 case GRANT_UPGRADE: { 11372 // Grant runtime permissions for a previously held install permission. 11373 PermissionState permissionState = origPermissions 11374 .getInstallPermissionState(bp.name); 11375 final int flags = permissionState != null ? permissionState.getFlags() : 0; 11376 11377 if (origPermissions.revokeInstallPermission(bp) 11378 != PermissionsState.PERMISSION_OPERATION_FAILURE) { 11379 // We will be transferring the permission flags, so clear them. 11380 origPermissions.updatePermissionFlags(bp, UserHandle.USER_ALL, 11381 PackageManager.MASK_PERMISSION_FLAGS, 0); 11382 changedInstallPermission = true; 11383 } 11384 11385 // If the permission is not to be promoted to runtime we ignore it and 11386 // also its other flags as they are not applicable to install permissions. 11387 if ((flags & PackageManager.FLAG_PERMISSION_REVOKE_ON_UPGRADE) == 0) { 11388 for (int userId : currentUserIds) { 11389 if (permissionsState.grantRuntimePermission(bp, userId) != 11390 PermissionsState.PERMISSION_OPERATION_FAILURE) { 11391 // Transfer the permission flags. 11392 permissionsState.updatePermissionFlags(bp, userId, 11393 flags, flags); 11394 // If we granted the permission, we have to write. 11395 changedRuntimePermissionUserIds = ArrayUtils.appendInt( 11396 changedRuntimePermissionUserIds, userId); 11397 } 11398 } 11399 } 11400 } break; 11401 11402 default: { 11403 if (packageOfInterest == null 11404 || packageOfInterest.equals(pkg.packageName)) { 11405 Slog.w(TAG, "Not granting permission " + perm 11406 + " to package " + pkg.packageName 11407 + " because it was previously installed without"); 11408 } 11409 } break; 11410 } 11411 } else { 11412 if (permissionsState.revokeInstallPermission(bp) != 11413 PermissionsState.PERMISSION_OPERATION_FAILURE) { 11414 // Also drop the permission flags. 11415 permissionsState.updatePermissionFlags(bp, UserHandle.USER_ALL, 11416 PackageManager.MASK_PERMISSION_FLAGS, 0); 11417 changedInstallPermission = true; 11418 Slog.i(TAG, "Un-granting permission " + perm 11419 + " from package " + pkg.packageName 11420 + " (protectionLevel=" + bp.protectionLevel 11421 + " flags=0x" + Integer.toHexString(pkg.applicationInfo.flags) 11422 + ")"); 11423 } else if ((bp.protectionLevel&PermissionInfo.PROTECTION_FLAG_APPOP) == 0) { 11424 // Don't print warning for app op permissions, since it is fine for them 11425 // not to be granted, there is a UI for the user to decide. 11426 if (packageOfInterest == null || packageOfInterest.equals(pkg.packageName)) { 11427 Slog.w(TAG, "Not granting permission " + perm 11428 + " to package " + pkg.packageName 11429 + " (protectionLevel=" + bp.protectionLevel 11430 + " flags=0x" + Integer.toHexString(pkg.applicationInfo.flags) 11431 + ")"); 11432 } 11433 } 11434 } 11435 } 11436 11437 if ((changedInstallPermission || replace) && !ps.installPermissionsFixed && 11438 !isSystemApp(ps) || isUpdatedSystemApp(ps)){ 11439 // This is the first that we have heard about this package, so the 11440 // permissions we have now selected are fixed until explicitly 11441 // changed. 11442 ps.installPermissionsFixed = true; 11443 } 11444 11445 // Persist the runtime permissions state for users with changes. If permissions 11446 // were revoked because no app in the shared user declares them we have to 11447 // write synchronously to avoid losing runtime permissions state. 11448 for (int userId : changedRuntimePermissionUserIds) { 11449 mSettings.writeRuntimePermissionsForUserLPr(userId, runtimePermissionsRevoked); 11450 } 11451 } 11452 11453 private boolean isNewPlatformPermissionForPackage(String perm, PackageParser.Package pkg) { 11454 boolean allowed = false; 11455 final int NP = PackageParser.NEW_PERMISSIONS.length; 11456 for (int ip=0; ip<NP; ip++) { 11457 final PackageParser.NewPermissionInfo npi 11458 = PackageParser.NEW_PERMISSIONS[ip]; 11459 if (npi.name.equals(perm) 11460 && pkg.applicationInfo.targetSdkVersion < npi.sdkVersion) { 11461 allowed = true; 11462 Log.i(TAG, "Auto-granting " + perm + " to old pkg " 11463 + pkg.packageName); 11464 break; 11465 } 11466 } 11467 return allowed; 11468 } 11469 11470 private boolean grantSignaturePermission(String perm, PackageParser.Package pkg, 11471 BasePermission bp, PermissionsState origPermissions) { 11472 boolean privilegedPermission = (bp.protectionLevel 11473 & PermissionInfo.PROTECTION_FLAG_PRIVILEGED) != 0; 11474 boolean privappPermissionsDisable = 11475 RoSystemProperties.CONTROL_PRIVAPP_PERMISSIONS_DISABLE; 11476 boolean platformPermission = PLATFORM_PACKAGE_NAME.equals(bp.sourcePackage); 11477 boolean platformPackage = PLATFORM_PACKAGE_NAME.equals(pkg.packageName); 11478 if (!privappPermissionsDisable && privilegedPermission && pkg.isPrivilegedApp() 11479 && !platformPackage && platformPermission) { 11480 ArraySet<String> wlPermissions = SystemConfig.getInstance() 11481 .getPrivAppPermissions(pkg.packageName); 11482 boolean whitelisted = wlPermissions != null && wlPermissions.contains(perm); 11483 if (!whitelisted) { 11484 Slog.w(TAG, "Privileged permission " + perm + " for package " 11485 + pkg.packageName + " - not in privapp-permissions whitelist"); 11486 if (RoSystemProperties.CONTROL_PRIVAPP_PERMISSIONS_ENFORCE) { 11487 return false; 11488 } 11489 } 11490 } 11491 boolean allowed = (compareSignatures( 11492 bp.packageSetting.signatures.mSignatures, pkg.mSignatures) 11493 == PackageManager.SIGNATURE_MATCH) 11494 || (compareSignatures(mPlatformPackage.mSignatures, pkg.mSignatures) 11495 == PackageManager.SIGNATURE_MATCH); 11496 if (!allowed && privilegedPermission) { 11497 if (isSystemApp(pkg)) { 11498 // For updated system applications, a system permission 11499 // is granted only if it had been defined by the original application. 11500 if (pkg.isUpdatedSystemApp()) { 11501 final PackageSetting sysPs = mSettings 11502 .getDisabledSystemPkgLPr(pkg.packageName); 11503 if (sysPs != null && sysPs.getPermissionsState().hasInstallPermission(perm)) { 11504 // If the original was granted this permission, we take 11505 // that grant decision as read and propagate it to the 11506 // update. 11507 if (sysPs.isPrivileged()) { 11508 allowed = true; 11509 } 11510 } else { 11511 // The system apk may have been updated with an older 11512 // version of the one on the data partition, but which 11513 // granted a new system permission that it didn't have 11514 // before. In this case we do want to allow the app to 11515 // now get the new permission if the ancestral apk is 11516 // privileged to get it. 11517 if (sysPs != null && sysPs.pkg != null && sysPs.isPrivileged()) { 11518 for (int j = 0; j < sysPs.pkg.requestedPermissions.size(); j++) { 11519 if (perm.equals(sysPs.pkg.requestedPermissions.get(j))) { 11520 allowed = true; 11521 break; 11522 } 11523 } 11524 } 11525 // Also if a privileged parent package on the system image or any of 11526 // its children requested a privileged permission, the updated child 11527 // packages can also get the permission. 11528 if (pkg.parentPackage != null) { 11529 final PackageSetting disabledSysParentPs = mSettings 11530 .getDisabledSystemPkgLPr(pkg.parentPackage.packageName); 11531 if (disabledSysParentPs != null && disabledSysParentPs.pkg != null 11532 && disabledSysParentPs.isPrivileged()) { 11533 if (isPackageRequestingPermission(disabledSysParentPs.pkg, perm)) { 11534 allowed = true; 11535 } else if (disabledSysParentPs.pkg.childPackages != null) { 11536 final int count = disabledSysParentPs.pkg.childPackages.size(); 11537 for (int i = 0; i < count; i++) { 11538 PackageParser.Package disabledSysChildPkg = 11539 disabledSysParentPs.pkg.childPackages.get(i); 11540 if (isPackageRequestingPermission(disabledSysChildPkg, 11541 perm)) { 11542 allowed = true; 11543 break; 11544 } 11545 } 11546 } 11547 } 11548 } 11549 } 11550 } else { 11551 allowed = isPrivilegedApp(pkg); 11552 } 11553 } 11554 } 11555 if (!allowed) { 11556 if (!allowed && (bp.protectionLevel 11557 & PermissionInfo.PROTECTION_FLAG_PRE23) != 0 11558 && pkg.applicationInfo.targetSdkVersion < Build.VERSION_CODES.M) { 11559 // If this was a previously normal/dangerous permission that got moved 11560 // to a system permission as part of the runtime permission redesign, then 11561 // we still want to blindly grant it to old apps. 11562 allowed = true; 11563 } 11564 if (!allowed && (bp.protectionLevel & PermissionInfo.PROTECTION_FLAG_INSTALLER) != 0 11565 && pkg.packageName.equals(mRequiredInstallerPackage)) { 11566 // If this permission is to be granted to the system installer and 11567 // this app is an installer, then it gets the permission. 11568 allowed = true; 11569 } 11570 if (!allowed && (bp.protectionLevel & PermissionInfo.PROTECTION_FLAG_VERIFIER) != 0 11571 && pkg.packageName.equals(mRequiredVerifierPackage)) { 11572 // If this permission is to be granted to the system verifier and 11573 // this app is a verifier, then it gets the permission. 11574 allowed = true; 11575 } 11576 if (!allowed && (bp.protectionLevel 11577 & PermissionInfo.PROTECTION_FLAG_PREINSTALLED) != 0 11578 && isSystemApp(pkg)) { 11579 // Any pre-installed system app is allowed to get this permission. 11580 allowed = true; 11581 } 11582 if (!allowed && (bp.protectionLevel 11583 & PermissionInfo.PROTECTION_FLAG_DEVELOPMENT) != 0) { 11584 // For development permissions, a development permission 11585 // is granted only if it was already granted. 11586 allowed = origPermissions.hasInstallPermission(perm); 11587 } 11588 if (!allowed && (bp.protectionLevel & PermissionInfo.PROTECTION_FLAG_SETUP) != 0 11589 && pkg.packageName.equals(mSetupWizardPackage)) { 11590 // If this permission is to be granted to the system setup wizard and 11591 // this app is a setup wizard, then it gets the permission. 11592 allowed = true; 11593 } 11594 } 11595 return allowed; 11596 } 11597 11598 private boolean isPackageRequestingPermission(PackageParser.Package pkg, String permission) { 11599 final int permCount = pkg.requestedPermissions.size(); 11600 for (int j = 0; j < permCount; j++) { 11601 String requestedPermission = pkg.requestedPermissions.get(j); 11602 if (permission.equals(requestedPermission)) { 11603 return true; 11604 } 11605 } 11606 return false; 11607 } 11608 11609 final class ActivityIntentResolver 11610 extends IntentResolver<PackageParser.ActivityIntentInfo, ResolveInfo> { 11611 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, 11612 boolean defaultOnly, boolean visibleToEphemeral, boolean isEphemeral, int userId) { 11613 if (!sUserManager.exists(userId)) return null; 11614 mFlags = (defaultOnly ? PackageManager.MATCH_DEFAULT_ONLY : 0) 11615 | (visibleToEphemeral ? PackageManager.MATCH_VISIBLE_TO_EPHEMERAL_ONLY : 0) 11616 | (isEphemeral ? PackageManager.MATCH_EPHEMERAL : 0); 11617 return super.queryIntent(intent, resolvedType, defaultOnly, visibleToEphemeral, 11618 isEphemeral, userId); 11619 } 11620 11621 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, int flags, 11622 int userId) { 11623 if (!sUserManager.exists(userId)) return null; 11624 mFlags = flags; 11625 return super.queryIntent(intent, resolvedType, 11626 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, 11627 (flags & PackageManager.MATCH_VISIBLE_TO_EPHEMERAL_ONLY) != 0, 11628 (flags & PackageManager.MATCH_EPHEMERAL) != 0, userId); 11629 } 11630 11631 public List<ResolveInfo> queryIntentForPackage(Intent intent, String resolvedType, 11632 int flags, ArrayList<PackageParser.Activity> packageActivities, int userId) { 11633 if (!sUserManager.exists(userId)) return null; 11634 if (packageActivities == null) { 11635 return null; 11636 } 11637 mFlags = flags; 11638 final boolean defaultOnly = (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0; 11639 final boolean vislbleToEphemeral = 11640 (flags & PackageManager.MATCH_VISIBLE_TO_EPHEMERAL_ONLY) != 0; 11641 final boolean isEphemeral = (flags & PackageManager.MATCH_EPHEMERAL) != 0; 11642 final int N = packageActivities.size(); 11643 ArrayList<PackageParser.ActivityIntentInfo[]> listCut = 11644 new ArrayList<PackageParser.ActivityIntentInfo[]>(N); 11645 11646 ArrayList<PackageParser.ActivityIntentInfo> intentFilters; 11647 for (int i = 0; i < N; ++i) { 11648 intentFilters = packageActivities.get(i).intents; 11649 if (intentFilters != null && intentFilters.size() > 0) { 11650 PackageParser.ActivityIntentInfo[] array = 11651 new PackageParser.ActivityIntentInfo[intentFilters.size()]; 11652 intentFilters.toArray(array); 11653 listCut.add(array); 11654 } 11655 } 11656 return super.queryIntentFromList(intent, resolvedType, defaultOnly, 11657 vislbleToEphemeral, isEphemeral, listCut, userId); 11658 } 11659 11660 /** 11661 * Finds a privileged activity that matches the specified activity names. 11662 */ 11663 private PackageParser.Activity findMatchingActivity( 11664 List<PackageParser.Activity> activityList, ActivityInfo activityInfo) { 11665 for (PackageParser.Activity sysActivity : activityList) { 11666 if (sysActivity.info.name.equals(activityInfo.name)) { 11667 return sysActivity; 11668 } 11669 if (sysActivity.info.name.equals(activityInfo.targetActivity)) { 11670 return sysActivity; 11671 } 11672 if (sysActivity.info.targetActivity != null) { 11673 if (sysActivity.info.targetActivity.equals(activityInfo.name)) { 11674 return sysActivity; 11675 } 11676 if (sysActivity.info.targetActivity.equals(activityInfo.targetActivity)) { 11677 return sysActivity; 11678 } 11679 } 11680 } 11681 return null; 11682 } 11683 11684 public class IterGenerator<E> { 11685 public Iterator<E> generate(ActivityIntentInfo info) { 11686 return null; 11687 } 11688 } 11689 11690 public class ActionIterGenerator extends IterGenerator<String> { 11691 @Override 11692 public Iterator<String> generate(ActivityIntentInfo info) { 11693 return info.actionsIterator(); 11694 } 11695 } 11696 11697 public class CategoriesIterGenerator extends IterGenerator<String> { 11698 @Override 11699 public Iterator<String> generate(ActivityIntentInfo info) { 11700 return info.categoriesIterator(); 11701 } 11702 } 11703 11704 public class SchemesIterGenerator extends IterGenerator<String> { 11705 @Override 11706 public Iterator<String> generate(ActivityIntentInfo info) { 11707 return info.schemesIterator(); 11708 } 11709 } 11710 11711 public class AuthoritiesIterGenerator extends IterGenerator<IntentFilter.AuthorityEntry> { 11712 @Override 11713 public Iterator<IntentFilter.AuthorityEntry> generate(ActivityIntentInfo info) { 11714 return info.authoritiesIterator(); 11715 } 11716 } 11717 11718 /** 11719 * <em>WARNING</em> for performance reasons, the passed in intentList WILL BE 11720 * MODIFIED. Do not pass in a list that should not be changed. 11721 */ 11722 private <T> void getIntentListSubset(List<ActivityIntentInfo> intentList, 11723 IterGenerator<T> generator, Iterator<T> searchIterator) { 11724 // loop through the set of actions; every one must be found in the intent filter 11725 while (searchIterator.hasNext()) { 11726 // we must have at least one filter in the list to consider a match 11727 if (intentList.size() == 0) { 11728 break; 11729 } 11730 11731 final T searchAction = searchIterator.next(); 11732 11733 // loop through the set of intent filters 11734 final Iterator<ActivityIntentInfo> intentIter = intentList.iterator(); 11735 while (intentIter.hasNext()) { 11736 final ActivityIntentInfo intentInfo = intentIter.next(); 11737 boolean selectionFound = false; 11738 11739 // loop through the intent filter's selection criteria; at least one 11740 // of them must match the searched criteria 11741 final Iterator<T> intentSelectionIter = generator.generate(intentInfo); 11742 while (intentSelectionIter != null && intentSelectionIter.hasNext()) { 11743 final T intentSelection = intentSelectionIter.next(); 11744 if (intentSelection != null && intentSelection.equals(searchAction)) { 11745 selectionFound = true; 11746 break; 11747 } 11748 } 11749 11750 // the selection criteria wasn't found in this filter's set; this filter 11751 // is not a potential match 11752 if (!selectionFound) { 11753 intentIter.remove(); 11754 } 11755 } 11756 } 11757 } 11758 11759 private boolean isProtectedAction(ActivityIntentInfo filter) { 11760 final Iterator<String> actionsIter = filter.actionsIterator(); 11761 while (actionsIter != null && actionsIter.hasNext()) { 11762 final String filterAction = actionsIter.next(); 11763 if (PROTECTED_ACTIONS.contains(filterAction)) { 11764 return true; 11765 } 11766 } 11767 return false; 11768 } 11769 11770 /** 11771 * Adjusts the priority of the given intent filter according to policy. 11772 * <p> 11773 * <ul> 11774 * <li>The priority for non privileged applications is capped to '0'</li> 11775 * <li>The priority for protected actions on privileged applications is capped to '0'</li> 11776 * <li>The priority for unbundled updates to privileged applications is capped to the 11777 * priority defined on the system partition</li> 11778 * </ul> 11779 * <p> 11780 * <em>NOTE:</em> There is one exception. For security reasons, the setup wizard is 11781 * allowed to obtain any priority on any action. 11782 */ 11783 private void adjustPriority( 11784 List<PackageParser.Activity> systemActivities, ActivityIntentInfo intent) { 11785 // nothing to do; priority is fine as-is 11786 if (intent.getPriority() <= 0) { 11787 return; 11788 } 11789 11790 final ActivityInfo activityInfo = intent.activity.info; 11791 final ApplicationInfo applicationInfo = activityInfo.applicationInfo; 11792 11793 final boolean privilegedApp = 11794 ((applicationInfo.privateFlags & ApplicationInfo.PRIVATE_FLAG_PRIVILEGED) != 0); 11795 if (!privilegedApp) { 11796 // non-privileged applications can never define a priority >0 11797 Slog.w(TAG, "Non-privileged app; cap priority to 0;" 11798 + " package: " + applicationInfo.packageName 11799 + " activity: " + intent.activity.className 11800 + " origPrio: " + intent.getPriority()); 11801 intent.setPriority(0); 11802 return; 11803 } 11804 11805 if (systemActivities == null) { 11806 // the system package is not disabled; we're parsing the system partition 11807 if (isProtectedAction(intent)) { 11808 if (mDeferProtectedFilters) { 11809 // We can't deal with these just yet. No component should ever obtain a 11810 // >0 priority for a protected actions, with ONE exception -- the setup 11811 // wizard. The setup wizard, however, cannot be known until we're able to 11812 // query it for the category CATEGORY_SETUP_WIZARD. Which we can't do 11813 // until all intent filters have been processed. Chicken, meet egg. 11814 // Let the filter temporarily have a high priority and rectify the 11815 // priorities after all system packages have been scanned. 11816 mProtectedFilters.add(intent); 11817 if (DEBUG_FILTERS) { 11818 Slog.i(TAG, "Protected action; save for later;" 11819 + " package: " + applicationInfo.packageName 11820 + " activity: " + intent.activity.className 11821 + " origPrio: " + intent.getPriority()); 11822 } 11823 return; 11824 } else { 11825 if (DEBUG_FILTERS && mSetupWizardPackage == null) { 11826 Slog.i(TAG, "No setup wizard;" 11827 + " All protected intents capped to priority 0"); 11828 } 11829 if (intent.activity.info.packageName.equals(mSetupWizardPackage)) { 11830 if (DEBUG_FILTERS) { 11831 Slog.i(TAG, "Found setup wizard;" 11832 + " allow priority " + intent.getPriority() + ";" 11833 + " package: " + intent.activity.info.packageName 11834 + " activity: " + intent.activity.className 11835 + " priority: " + intent.getPriority()); 11836 } 11837 // setup wizard gets whatever it wants 11838 return; 11839 } 11840 Slog.w(TAG, "Protected action; cap priority to 0;" 11841 + " package: " + intent.activity.info.packageName 11842 + " activity: " + intent.activity.className 11843 + " origPrio: " + intent.getPriority()); 11844 intent.setPriority(0); 11845 return; 11846 } 11847 } 11848 // privileged apps on the system image get whatever priority they request 11849 return; 11850 } 11851 11852 // privileged app unbundled update ... try to find the same activity 11853 final PackageParser.Activity foundActivity = 11854 findMatchingActivity(systemActivities, activityInfo); 11855 if (foundActivity == null) { 11856 // this is a new activity; it cannot obtain >0 priority 11857 if (DEBUG_FILTERS) { 11858 Slog.i(TAG, "New activity; cap priority to 0;" 11859 + " package: " + applicationInfo.packageName 11860 + " activity: " + intent.activity.className 11861 + " origPrio: " + intent.getPriority()); 11862 } 11863 intent.setPriority(0); 11864 return; 11865 } 11866 11867 // found activity, now check for filter equivalence 11868 11869 // a shallow copy is enough; we modify the list, not its contents 11870 final List<ActivityIntentInfo> intentListCopy = 11871 new ArrayList<>(foundActivity.intents); 11872 final List<ActivityIntentInfo> foundFilters = findFilters(intent); 11873 11874 // find matching action subsets 11875 final Iterator<String> actionsIterator = intent.actionsIterator(); 11876 if (actionsIterator != null) { 11877 getIntentListSubset( 11878 intentListCopy, new ActionIterGenerator(), actionsIterator); 11879 if (intentListCopy.size() == 0) { 11880 // no more intents to match; we're not equivalent 11881 if (DEBUG_FILTERS) { 11882 Slog.i(TAG, "Mismatched action; cap priority to 0;" 11883 + " package: " + applicationInfo.packageName 11884 + " activity: " + intent.activity.className 11885 + " origPrio: " + intent.getPriority()); 11886 } 11887 intent.setPriority(0); 11888 return; 11889 } 11890 } 11891 11892 // find matching category subsets 11893 final Iterator<String> categoriesIterator = intent.categoriesIterator(); 11894 if (categoriesIterator != null) { 11895 getIntentListSubset(intentListCopy, new CategoriesIterGenerator(), 11896 categoriesIterator); 11897 if (intentListCopy.size() == 0) { 11898 // no more intents to match; we're not equivalent 11899 if (DEBUG_FILTERS) { 11900 Slog.i(TAG, "Mismatched category; cap priority to 0;" 11901 + " package: " + applicationInfo.packageName 11902 + " activity: " + intent.activity.className 11903 + " origPrio: " + intent.getPriority()); 11904 } 11905 intent.setPriority(0); 11906 return; 11907 } 11908 } 11909 11910 // find matching schemes subsets 11911 final Iterator<String> schemesIterator = intent.schemesIterator(); 11912 if (schemesIterator != null) { 11913 getIntentListSubset(intentListCopy, new SchemesIterGenerator(), 11914 schemesIterator); 11915 if (intentListCopy.size() == 0) { 11916 // no more intents to match; we're not equivalent 11917 if (DEBUG_FILTERS) { 11918 Slog.i(TAG, "Mismatched scheme; cap priority to 0;" 11919 + " package: " + applicationInfo.packageName 11920 + " activity: " + intent.activity.className 11921 + " origPrio: " + intent.getPriority()); 11922 } 11923 intent.setPriority(0); 11924 return; 11925 } 11926 } 11927 11928 // find matching authorities subsets 11929 final Iterator<IntentFilter.AuthorityEntry> 11930 authoritiesIterator = intent.authoritiesIterator(); 11931 if (authoritiesIterator != null) { 11932 getIntentListSubset(intentListCopy, 11933 new AuthoritiesIterGenerator(), 11934 authoritiesIterator); 11935 if (intentListCopy.size() == 0) { 11936 // no more intents to match; we're not equivalent 11937 if (DEBUG_FILTERS) { 11938 Slog.i(TAG, "Mismatched authority; cap priority to 0;" 11939 + " package: " + applicationInfo.packageName 11940 + " activity: " + intent.activity.className 11941 + " origPrio: " + intent.getPriority()); 11942 } 11943 intent.setPriority(0); 11944 return; 11945 } 11946 } 11947 11948 // we found matching filter(s); app gets the max priority of all intents 11949 int cappedPriority = 0; 11950 for (int i = intentListCopy.size() - 1; i >= 0; --i) { 11951 cappedPriority = Math.max(cappedPriority, intentListCopy.get(i).getPriority()); 11952 } 11953 if (intent.getPriority() > cappedPriority) { 11954 if (DEBUG_FILTERS) { 11955 Slog.i(TAG, "Found matching filter(s);" 11956 + " cap priority to " + cappedPriority + ";" 11957 + " package: " + applicationInfo.packageName 11958 + " activity: " + intent.activity.className 11959 + " origPrio: " + intent.getPriority()); 11960 } 11961 intent.setPriority(cappedPriority); 11962 return; 11963 } 11964 // all this for nothing; the requested priority was <= what was on the system 11965 } 11966 11967 public final void addActivity(PackageParser.Activity a, String type) { 11968 mActivities.put(a.getComponentName(), a); 11969 if (DEBUG_SHOW_INFO) 11970 Log.v( 11971 TAG, " " + type + " " + 11972 (a.info.nonLocalizedLabel != null ? a.info.nonLocalizedLabel : a.info.name) + ":"); 11973 if (DEBUG_SHOW_INFO) 11974 Log.v(TAG, " Class=" + a.info.name); 11975 final int NI = a.intents.size(); 11976 for (int j=0; j<NI; j++) { 11977 PackageParser.ActivityIntentInfo intent = a.intents.get(j); 11978 if ("activity".equals(type)) { 11979 final PackageSetting ps = 11980 mSettings.getDisabledSystemPkgLPr(intent.activity.info.packageName); 11981 final List<PackageParser.Activity> systemActivities = 11982 ps != null && ps.pkg != null ? ps.pkg.activities : null; 11983 adjustPriority(systemActivities, intent); 11984 } 11985 if (DEBUG_SHOW_INFO) { 11986 Log.v(TAG, " IntentFilter:"); 11987 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 11988 } 11989 if (!intent.debugCheck()) { 11990 Log.w(TAG, "==> For Activity " + a.info.name); 11991 } 11992 addFilter(intent); 11993 } 11994 } 11995 11996 public final void removeActivity(PackageParser.Activity a, String type) { 11997 mActivities.remove(a.getComponentName()); 11998 if (DEBUG_SHOW_INFO) { 11999 Log.v(TAG, " " + type + " " 12000 + (a.info.nonLocalizedLabel != null ? a.info.nonLocalizedLabel 12001 : a.info.name) + ":"); 12002 Log.v(TAG, " Class=" + a.info.name); 12003 } 12004 final int NI = a.intents.size(); 12005 for (int j=0; j<NI; j++) { 12006 PackageParser.ActivityIntentInfo intent = a.intents.get(j); 12007 if (DEBUG_SHOW_INFO) { 12008 Log.v(TAG, " IntentFilter:"); 12009 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 12010 } 12011 removeFilter(intent); 12012 } 12013 } 12014 12015 @Override 12016 protected boolean allowFilterResult( 12017 PackageParser.ActivityIntentInfo filter, List<ResolveInfo> dest) { 12018 ActivityInfo filterAi = filter.activity.info; 12019 for (int i=dest.size()-1; i>=0; i--) { 12020 ActivityInfo destAi = dest.get(i).activityInfo; 12021 if (destAi.name == filterAi.name 12022 && destAi.packageName == filterAi.packageName) { 12023 return false; 12024 } 12025 } 12026 return true; 12027 } 12028 12029 @Override 12030 protected ActivityIntentInfo[] newArray(int size) { 12031 return new ActivityIntentInfo[size]; 12032 } 12033 12034 @Override 12035 protected boolean isFilterStopped(PackageParser.ActivityIntentInfo filter, int userId) { 12036 if (!sUserManager.exists(userId)) return true; 12037 PackageParser.Package p = filter.activity.owner; 12038 if (p != null) { 12039 PackageSetting ps = (PackageSetting)p.mExtras; 12040 if (ps != null) { 12041 // System apps are never considered stopped for purposes of 12042 // filtering, because there may be no way for the user to 12043 // actually re-launch them. 12044 return (ps.pkgFlags&ApplicationInfo.FLAG_SYSTEM) == 0 12045 && ps.getStopped(userId); 12046 } 12047 } 12048 return false; 12049 } 12050 12051 @Override 12052 protected boolean isPackageForFilter(String packageName, 12053 PackageParser.ActivityIntentInfo info) { 12054 return packageName.equals(info.activity.owner.packageName); 12055 } 12056 12057 @Override 12058 protected ResolveInfo newResult(PackageParser.ActivityIntentInfo info, 12059 int match, int userId) { 12060 if (!sUserManager.exists(userId)) return null; 12061 if (!mSettings.isEnabledAndMatchLPr(info.activity.info, mFlags, userId)) { 12062 return null; 12063 } 12064 final PackageParser.Activity activity = info.activity; 12065 PackageSetting ps = (PackageSetting) activity.owner.mExtras; 12066 if (ps == null) { 12067 return null; 12068 } 12069 ActivityInfo ai = PackageParser.generateActivityInfo(activity, mFlags, 12070 ps.readUserState(userId), userId); 12071 if (ai == null) { 12072 return null; 12073 } 12074 final ResolveInfo res = new ResolveInfo(); 12075 res.activityInfo = ai; 12076 if ((mFlags&PackageManager.GET_RESOLVED_FILTER) != 0) { 12077 res.filter = info; 12078 } 12079 if (info != null) { 12080 res.handleAllWebDataURI = info.handleAllWebDataURI(); 12081 } 12082 res.priority = info.getPriority(); 12083 res.preferredOrder = activity.owner.mPreferredOrder; 12084 //System.out.println("Result: " + res.activityInfo.className + 12085 // " = " + res.priority); 12086 res.match = match; 12087 res.isDefault = info.hasDefault; 12088 res.labelRes = info.labelRes; 12089 res.nonLocalizedLabel = info.nonLocalizedLabel; 12090 if (userNeedsBadging(userId)) { 12091 res.noResourceId = true; 12092 } else { 12093 res.icon = info.icon; 12094 } 12095 res.iconResourceId = info.icon; 12096 res.system = res.activityInfo.applicationInfo.isSystemApp(); 12097 return res; 12098 } 12099 12100 @Override 12101 protected void sortResults(List<ResolveInfo> results) { 12102 Collections.sort(results, mResolvePrioritySorter); 12103 } 12104 12105 @Override 12106 protected void dumpFilter(PrintWriter out, String prefix, 12107 PackageParser.ActivityIntentInfo filter) { 12108 out.print(prefix); out.print( 12109 Integer.toHexString(System.identityHashCode(filter.activity))); 12110 out.print(' '); 12111 filter.activity.printComponentShortName(out); 12112 out.print(" filter "); 12113 out.println(Integer.toHexString(System.identityHashCode(filter))); 12114 } 12115 12116 @Override 12117 protected Object filterToLabel(PackageParser.ActivityIntentInfo filter) { 12118 return filter.activity; 12119 } 12120 12121 protected void dumpFilterLabel(PrintWriter out, String prefix, Object label, int count) { 12122 PackageParser.Activity activity = (PackageParser.Activity)label; 12123 out.print(prefix); out.print( 12124 Integer.toHexString(System.identityHashCode(activity))); 12125 out.print(' '); 12126 activity.printComponentShortName(out); 12127 if (count > 1) { 12128 out.print(" ("); out.print(count); out.print(" filters)"); 12129 } 12130 out.println(); 12131 } 12132 12133 // Keys are String (activity class name), values are Activity. 12134 private final ArrayMap<ComponentName, PackageParser.Activity> mActivities 12135 = new ArrayMap<ComponentName, PackageParser.Activity>(); 12136 private int mFlags; 12137 } 12138 12139 private final class ServiceIntentResolver 12140 extends IntentResolver<PackageParser.ServiceIntentInfo, ResolveInfo> { 12141 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, 12142 boolean defaultOnly, boolean visibleToEphemeral, boolean isEphemeral, int userId) { 12143 mFlags = defaultOnly ? PackageManager.MATCH_DEFAULT_ONLY : 0; 12144 return super.queryIntent(intent, resolvedType, defaultOnly, visibleToEphemeral, 12145 isEphemeral, userId); 12146 } 12147 12148 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, int flags, 12149 int userId) { 12150 if (!sUserManager.exists(userId)) return null; 12151 mFlags = flags; 12152 return super.queryIntent(intent, resolvedType, 12153 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, 12154 (flags & PackageManager.MATCH_VISIBLE_TO_EPHEMERAL_ONLY) != 0, 12155 (flags & PackageManager.MATCH_EPHEMERAL) != 0, userId); 12156 } 12157 12158 public List<ResolveInfo> queryIntentForPackage(Intent intent, String resolvedType, 12159 int flags, ArrayList<PackageParser.Service> packageServices, int userId) { 12160 if (!sUserManager.exists(userId)) return null; 12161 if (packageServices == null) { 12162 return null; 12163 } 12164 mFlags = flags; 12165 final boolean defaultOnly = (flags&PackageManager.MATCH_DEFAULT_ONLY) != 0; 12166 final boolean vislbleToEphemeral = 12167 (flags&PackageManager.MATCH_VISIBLE_TO_EPHEMERAL_ONLY) != 0; 12168 final boolean isEphemeral = (flags&PackageManager.MATCH_EPHEMERAL) != 0; 12169 final int N = packageServices.size(); 12170 ArrayList<PackageParser.ServiceIntentInfo[]> listCut = 12171 new ArrayList<PackageParser.ServiceIntentInfo[]>(N); 12172 12173 ArrayList<PackageParser.ServiceIntentInfo> intentFilters; 12174 for (int i = 0; i < N; ++i) { 12175 intentFilters = packageServices.get(i).intents; 12176 if (intentFilters != null && intentFilters.size() > 0) { 12177 PackageParser.ServiceIntentInfo[] array = 12178 new PackageParser.ServiceIntentInfo[intentFilters.size()]; 12179 intentFilters.toArray(array); 12180 listCut.add(array); 12181 } 12182 } 12183 return super.queryIntentFromList(intent, resolvedType, defaultOnly, 12184 vislbleToEphemeral, isEphemeral, listCut, userId); 12185 } 12186 12187 public final void addService(PackageParser.Service s) { 12188 mServices.put(s.getComponentName(), s); 12189 if (DEBUG_SHOW_INFO) { 12190 Log.v(TAG, " " 12191 + (s.info.nonLocalizedLabel != null 12192 ? s.info.nonLocalizedLabel : s.info.name) + ":"); 12193 Log.v(TAG, " Class=" + s.info.name); 12194 } 12195 final int NI = s.intents.size(); 12196 int j; 12197 for (j=0; j<NI; j++) { 12198 PackageParser.ServiceIntentInfo intent = s.intents.get(j); 12199 if (DEBUG_SHOW_INFO) { 12200 Log.v(TAG, " IntentFilter:"); 12201 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 12202 } 12203 if (!intent.debugCheck()) { 12204 Log.w(TAG, "==> For Service " + s.info.name); 12205 } 12206 addFilter(intent); 12207 } 12208 } 12209 12210 public final void removeService(PackageParser.Service s) { 12211 mServices.remove(s.getComponentName()); 12212 if (DEBUG_SHOW_INFO) { 12213 Log.v(TAG, " " + (s.info.nonLocalizedLabel != null 12214 ? s.info.nonLocalizedLabel : s.info.name) + ":"); 12215 Log.v(TAG, " Class=" + s.info.name); 12216 } 12217 final int NI = s.intents.size(); 12218 int j; 12219 for (j=0; j<NI; j++) { 12220 PackageParser.ServiceIntentInfo intent = s.intents.get(j); 12221 if (DEBUG_SHOW_INFO) { 12222 Log.v(TAG, " IntentFilter:"); 12223 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 12224 } 12225 removeFilter(intent); 12226 } 12227 } 12228 12229 @Override 12230 protected boolean allowFilterResult( 12231 PackageParser.ServiceIntentInfo filter, List<ResolveInfo> dest) { 12232 ServiceInfo filterSi = filter.service.info; 12233 for (int i=dest.size()-1; i>=0; i--) { 12234 ServiceInfo destAi = dest.get(i).serviceInfo; 12235 if (destAi.name == filterSi.name 12236 && destAi.packageName == filterSi.packageName) { 12237 return false; 12238 } 12239 } 12240 return true; 12241 } 12242 12243 @Override 12244 protected PackageParser.ServiceIntentInfo[] newArray(int size) { 12245 return new PackageParser.ServiceIntentInfo[size]; 12246 } 12247 12248 @Override 12249 protected boolean isFilterStopped(PackageParser.ServiceIntentInfo filter, int userId) { 12250 if (!sUserManager.exists(userId)) return true; 12251 PackageParser.Package p = filter.service.owner; 12252 if (p != null) { 12253 PackageSetting ps = (PackageSetting)p.mExtras; 12254 if (ps != null) { 12255 // System apps are never considered stopped for purposes of 12256 // filtering, because there may be no way for the user to 12257 // actually re-launch them. 12258 return (ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) == 0 12259 && ps.getStopped(userId); 12260 } 12261 } 12262 return false; 12263 } 12264 12265 @Override 12266 protected boolean isPackageForFilter(String packageName, 12267 PackageParser.ServiceIntentInfo info) { 12268 return packageName.equals(info.service.owner.packageName); 12269 } 12270 12271 @Override 12272 protected ResolveInfo newResult(PackageParser.ServiceIntentInfo filter, 12273 int match, int userId) { 12274 if (!sUserManager.exists(userId)) return null; 12275 final PackageParser.ServiceIntentInfo info = (PackageParser.ServiceIntentInfo)filter; 12276 if (!mSettings.isEnabledAndMatchLPr(info.service.info, mFlags, userId)) { 12277 return null; 12278 } 12279 final PackageParser.Service service = info.service; 12280 PackageSetting ps = (PackageSetting) service.owner.mExtras; 12281 if (ps == null) { 12282 return null; 12283 } 12284 ServiceInfo si = PackageParser.generateServiceInfo(service, mFlags, 12285 ps.readUserState(userId), userId); 12286 if (si == null) { 12287 return null; 12288 } 12289 final ResolveInfo res = new ResolveInfo(); 12290 res.serviceInfo = si; 12291 if ((mFlags&PackageManager.GET_RESOLVED_FILTER) != 0) { 12292 res.filter = filter; 12293 } 12294 res.priority = info.getPriority(); 12295 res.preferredOrder = service.owner.mPreferredOrder; 12296 res.match = match; 12297 res.isDefault = info.hasDefault; 12298 res.labelRes = info.labelRes; 12299 res.nonLocalizedLabel = info.nonLocalizedLabel; 12300 res.icon = info.icon; 12301 res.system = res.serviceInfo.applicationInfo.isSystemApp(); 12302 return res; 12303 } 12304 12305 @Override 12306 protected void sortResults(List<ResolveInfo> results) { 12307 Collections.sort(results, mResolvePrioritySorter); 12308 } 12309 12310 @Override 12311 protected void dumpFilter(PrintWriter out, String prefix, 12312 PackageParser.ServiceIntentInfo filter) { 12313 out.print(prefix); out.print( 12314 Integer.toHexString(System.identityHashCode(filter.service))); 12315 out.print(' '); 12316 filter.service.printComponentShortName(out); 12317 out.print(" filter "); 12318 out.println(Integer.toHexString(System.identityHashCode(filter))); 12319 } 12320 12321 @Override 12322 protected Object filterToLabel(PackageParser.ServiceIntentInfo filter) { 12323 return filter.service; 12324 } 12325 12326 protected void dumpFilterLabel(PrintWriter out, String prefix, Object label, int count) { 12327 PackageParser.Service service = (PackageParser.Service)label; 12328 out.print(prefix); out.print( 12329 Integer.toHexString(System.identityHashCode(service))); 12330 out.print(' '); 12331 service.printComponentShortName(out); 12332 if (count > 1) { 12333 out.print(" ("); out.print(count); out.print(" filters)"); 12334 } 12335 out.println(); 12336 } 12337 12338// List<ResolveInfo> filterEnabled(List<ResolveInfo> resolveInfoList) { 12339// final Iterator<ResolveInfo> i = resolveInfoList.iterator(); 12340// final List<ResolveInfo> retList = Lists.newArrayList(); 12341// while (i.hasNext()) { 12342// final ResolveInfo resolveInfo = (ResolveInfo) i; 12343// if (isEnabledLP(resolveInfo.serviceInfo)) { 12344// retList.add(resolveInfo); 12345// } 12346// } 12347// return retList; 12348// } 12349 12350 // Keys are String (activity class name), values are Activity. 12351 private final ArrayMap<ComponentName, PackageParser.Service> mServices 12352 = new ArrayMap<ComponentName, PackageParser.Service>(); 12353 private int mFlags; 12354 } 12355 12356 private final class ProviderIntentResolver 12357 extends IntentResolver<PackageParser.ProviderIntentInfo, ResolveInfo> { 12358 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, 12359 boolean defaultOnly, boolean visibleToEphemeral, boolean isEphemeral, int userId) { 12360 mFlags = defaultOnly ? PackageManager.MATCH_DEFAULT_ONLY : 0; 12361 return super.queryIntent(intent, resolvedType, defaultOnly, visibleToEphemeral, 12362 isEphemeral, userId); 12363 } 12364 12365 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, int flags, 12366 int userId) { 12367 if (!sUserManager.exists(userId)) 12368 return null; 12369 mFlags = flags; 12370 return super.queryIntent(intent, resolvedType, 12371 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, 12372 (flags & PackageManager.MATCH_VISIBLE_TO_EPHEMERAL_ONLY) != 0, 12373 (flags & PackageManager.MATCH_EPHEMERAL) != 0, userId); 12374 } 12375 12376 public List<ResolveInfo> queryIntentForPackage(Intent intent, String resolvedType, 12377 int flags, ArrayList<PackageParser.Provider> packageProviders, int userId) { 12378 if (!sUserManager.exists(userId)) 12379 return null; 12380 if (packageProviders == null) { 12381 return null; 12382 } 12383 mFlags = flags; 12384 final boolean defaultOnly = (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0; 12385 final boolean isEphemeral = (flags&PackageManager.MATCH_EPHEMERAL) != 0; 12386 final boolean vislbleToEphemeral = 12387 (flags&PackageManager.MATCH_VISIBLE_TO_EPHEMERAL_ONLY) != 0; 12388 final int N = packageProviders.size(); 12389 ArrayList<PackageParser.ProviderIntentInfo[]> listCut = 12390 new ArrayList<PackageParser.ProviderIntentInfo[]>(N); 12391 12392 ArrayList<PackageParser.ProviderIntentInfo> intentFilters; 12393 for (int i = 0; i < N; ++i) { 12394 intentFilters = packageProviders.get(i).intents; 12395 if (intentFilters != null && intentFilters.size() > 0) { 12396 PackageParser.ProviderIntentInfo[] array = 12397 new PackageParser.ProviderIntentInfo[intentFilters.size()]; 12398 intentFilters.toArray(array); 12399 listCut.add(array); 12400 } 12401 } 12402 return super.queryIntentFromList(intent, resolvedType, defaultOnly, 12403 vislbleToEphemeral, isEphemeral, listCut, userId); 12404 } 12405 12406 public final void addProvider(PackageParser.Provider p) { 12407 if (mProviders.containsKey(p.getComponentName())) { 12408 Slog.w(TAG, "Provider " + p.getComponentName() + " already defined; ignoring"); 12409 return; 12410 } 12411 12412 mProviders.put(p.getComponentName(), p); 12413 if (DEBUG_SHOW_INFO) { 12414 Log.v(TAG, " " 12415 + (p.info.nonLocalizedLabel != null 12416 ? p.info.nonLocalizedLabel : p.info.name) + ":"); 12417 Log.v(TAG, " Class=" + p.info.name); 12418 } 12419 final int NI = p.intents.size(); 12420 int j; 12421 for (j = 0; j < NI; j++) { 12422 PackageParser.ProviderIntentInfo intent = p.intents.get(j); 12423 if (DEBUG_SHOW_INFO) { 12424 Log.v(TAG, " IntentFilter:"); 12425 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 12426 } 12427 if (!intent.debugCheck()) { 12428 Log.w(TAG, "==> For Provider " + p.info.name); 12429 } 12430 addFilter(intent); 12431 } 12432 } 12433 12434 public final void removeProvider(PackageParser.Provider p) { 12435 mProviders.remove(p.getComponentName()); 12436 if (DEBUG_SHOW_INFO) { 12437 Log.v(TAG, " " + (p.info.nonLocalizedLabel != null 12438 ? p.info.nonLocalizedLabel : p.info.name) + ":"); 12439 Log.v(TAG, " Class=" + p.info.name); 12440 } 12441 final int NI = p.intents.size(); 12442 int j; 12443 for (j = 0; j < NI; j++) { 12444 PackageParser.ProviderIntentInfo intent = p.intents.get(j); 12445 if (DEBUG_SHOW_INFO) { 12446 Log.v(TAG, " IntentFilter:"); 12447 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 12448 } 12449 removeFilter(intent); 12450 } 12451 } 12452 12453 @Override 12454 protected boolean allowFilterResult( 12455 PackageParser.ProviderIntentInfo filter, List<ResolveInfo> dest) { 12456 ProviderInfo filterPi = filter.provider.info; 12457 for (int i = dest.size() - 1; i >= 0; i--) { 12458 ProviderInfo destPi = dest.get(i).providerInfo; 12459 if (destPi.name == filterPi.name 12460 && destPi.packageName == filterPi.packageName) { 12461 return false; 12462 } 12463 } 12464 return true; 12465 } 12466 12467 @Override 12468 protected PackageParser.ProviderIntentInfo[] newArray(int size) { 12469 return new PackageParser.ProviderIntentInfo[size]; 12470 } 12471 12472 @Override 12473 protected boolean isFilterStopped(PackageParser.ProviderIntentInfo filter, int userId) { 12474 if (!sUserManager.exists(userId)) 12475 return true; 12476 PackageParser.Package p = filter.provider.owner; 12477 if (p != null) { 12478 PackageSetting ps = (PackageSetting) p.mExtras; 12479 if (ps != null) { 12480 // System apps are never considered stopped for purposes of 12481 // filtering, because there may be no way for the user to 12482 // actually re-launch them. 12483 return (ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) == 0 12484 && ps.getStopped(userId); 12485 } 12486 } 12487 return false; 12488 } 12489 12490 @Override 12491 protected boolean isPackageForFilter(String packageName, 12492 PackageParser.ProviderIntentInfo info) { 12493 return packageName.equals(info.provider.owner.packageName); 12494 } 12495 12496 @Override 12497 protected ResolveInfo newResult(PackageParser.ProviderIntentInfo filter, 12498 int match, int userId) { 12499 if (!sUserManager.exists(userId)) 12500 return null; 12501 final PackageParser.ProviderIntentInfo info = filter; 12502 if (!mSettings.isEnabledAndMatchLPr(info.provider.info, mFlags, userId)) { 12503 return null; 12504 } 12505 final PackageParser.Provider provider = info.provider; 12506 PackageSetting ps = (PackageSetting) provider.owner.mExtras; 12507 if (ps == null) { 12508 return null; 12509 } 12510 ProviderInfo pi = PackageParser.generateProviderInfo(provider, mFlags, 12511 ps.readUserState(userId), userId); 12512 if (pi == null) { 12513 return null; 12514 } 12515 final ResolveInfo res = new ResolveInfo(); 12516 res.providerInfo = pi; 12517 if ((mFlags & PackageManager.GET_RESOLVED_FILTER) != 0) { 12518 res.filter = filter; 12519 } 12520 res.priority = info.getPriority(); 12521 res.preferredOrder = provider.owner.mPreferredOrder; 12522 res.match = match; 12523 res.isDefault = info.hasDefault; 12524 res.labelRes = info.labelRes; 12525 res.nonLocalizedLabel = info.nonLocalizedLabel; 12526 res.icon = info.icon; 12527 res.system = res.providerInfo.applicationInfo.isSystemApp(); 12528 return res; 12529 } 12530 12531 @Override 12532 protected void sortResults(List<ResolveInfo> results) { 12533 Collections.sort(results, mResolvePrioritySorter); 12534 } 12535 12536 @Override 12537 protected void dumpFilter(PrintWriter out, String prefix, 12538 PackageParser.ProviderIntentInfo filter) { 12539 out.print(prefix); 12540 out.print( 12541 Integer.toHexString(System.identityHashCode(filter.provider))); 12542 out.print(' '); 12543 filter.provider.printComponentShortName(out); 12544 out.print(" filter "); 12545 out.println(Integer.toHexString(System.identityHashCode(filter))); 12546 } 12547 12548 @Override 12549 protected Object filterToLabel(PackageParser.ProviderIntentInfo filter) { 12550 return filter.provider; 12551 } 12552 12553 protected void dumpFilterLabel(PrintWriter out, String prefix, Object label, int count) { 12554 PackageParser.Provider provider = (PackageParser.Provider)label; 12555 out.print(prefix); out.print( 12556 Integer.toHexString(System.identityHashCode(provider))); 12557 out.print(' '); 12558 provider.printComponentShortName(out); 12559 if (count > 1) { 12560 out.print(" ("); out.print(count); out.print(" filters)"); 12561 } 12562 out.println(); 12563 } 12564 12565 private final ArrayMap<ComponentName, PackageParser.Provider> mProviders 12566 = new ArrayMap<ComponentName, PackageParser.Provider>(); 12567 private int mFlags; 12568 } 12569 12570 static final class EphemeralIntentResolver 12571 extends IntentResolver<EphemeralResponse, EphemeralResponse> { 12572 /** 12573 * The result that has the highest defined order. Ordering applies on a 12574 * per-package basis. Mapping is from package name to Pair of order and 12575 * EphemeralResolveInfo. 12576 * <p> 12577 * NOTE: This is implemented as a field variable for convenience and efficiency. 12578 * By having a field variable, we're able to track filter ordering as soon as 12579 * a non-zero order is defined. Otherwise, multiple loops across the result set 12580 * would be needed to apply ordering. If the intent resolver becomes re-entrant, 12581 * this needs to be contained entirely within {@link #filterResults()}. 12582 */ 12583 final ArrayMap<String, Pair<Integer, EphemeralResolveInfo>> mOrderResult = new ArrayMap<>(); 12584 12585 @Override 12586 protected EphemeralResponse[] newArray(int size) { 12587 return new EphemeralResponse[size]; 12588 } 12589 12590 @Override 12591 protected boolean isPackageForFilter(String packageName, EphemeralResponse responseObj) { 12592 return true; 12593 } 12594 12595 @Override 12596 protected EphemeralResponse newResult(EphemeralResponse responseObj, int match, 12597 int userId) { 12598 if (!sUserManager.exists(userId)) { 12599 return null; 12600 } 12601 final String packageName = responseObj.resolveInfo.getPackageName(); 12602 final Integer order = responseObj.getOrder(); 12603 final Pair<Integer, EphemeralResolveInfo> lastOrderResult = 12604 mOrderResult.get(packageName); 12605 // ordering is enabled and this item's order isn't high enough 12606 if (lastOrderResult != null && lastOrderResult.first >= order) { 12607 return null; 12608 } 12609 final EphemeralResolveInfo res = responseObj.resolveInfo; 12610 if (order > 0) { 12611 // non-zero order, enable ordering 12612 mOrderResult.put(packageName, new Pair<>(order, res)); 12613 } 12614 return responseObj; 12615 } 12616 12617 @Override 12618 protected void filterResults(List<EphemeralResponse> results) { 12619 // only do work if ordering is enabled [most of the time it won't be] 12620 if (mOrderResult.size() == 0) { 12621 return; 12622 } 12623 int resultSize = results.size(); 12624 for (int i = 0; i < resultSize; i++) { 12625 final EphemeralResolveInfo info = results.get(i).resolveInfo; 12626 final String packageName = info.getPackageName(); 12627 final Pair<Integer, EphemeralResolveInfo> savedInfo = mOrderResult.get(packageName); 12628 if (savedInfo == null) { 12629 // package doesn't having ordering 12630 continue; 12631 } 12632 if (savedInfo.second == info) { 12633 // circled back to the highest ordered item; remove from order list 12634 mOrderResult.remove(savedInfo); 12635 if (mOrderResult.size() == 0) { 12636 // no more ordered items 12637 break; 12638 } 12639 continue; 12640 } 12641 // item has a worse order, remove it from the result list 12642 results.remove(i); 12643 resultSize--; 12644 i--; 12645 } 12646 } 12647 } 12648 12649 private static final Comparator<ResolveInfo> mResolvePrioritySorter = 12650 new Comparator<ResolveInfo>() { 12651 public int compare(ResolveInfo r1, ResolveInfo r2) { 12652 int v1 = r1.priority; 12653 int v2 = r2.priority; 12654 //System.out.println("Comparing: q1=" + q1 + " q2=" + q2); 12655 if (v1 != v2) { 12656 return (v1 > v2) ? -1 : 1; 12657 } 12658 v1 = r1.preferredOrder; 12659 v2 = r2.preferredOrder; 12660 if (v1 != v2) { 12661 return (v1 > v2) ? -1 : 1; 12662 } 12663 if (r1.isDefault != r2.isDefault) { 12664 return r1.isDefault ? -1 : 1; 12665 } 12666 v1 = r1.match; 12667 v2 = r2.match; 12668 //System.out.println("Comparing: m1=" + m1 + " m2=" + m2); 12669 if (v1 != v2) { 12670 return (v1 > v2) ? -1 : 1; 12671 } 12672 if (r1.system != r2.system) { 12673 return r1.system ? -1 : 1; 12674 } 12675 if (r1.activityInfo != null) { 12676 return r1.activityInfo.packageName.compareTo(r2.activityInfo.packageName); 12677 } 12678 if (r1.serviceInfo != null) { 12679 return r1.serviceInfo.packageName.compareTo(r2.serviceInfo.packageName); 12680 } 12681 if (r1.providerInfo != null) { 12682 return r1.providerInfo.packageName.compareTo(r2.providerInfo.packageName); 12683 } 12684 return 0; 12685 } 12686 }; 12687 12688 private static final Comparator<ProviderInfo> mProviderInitOrderSorter = 12689 new Comparator<ProviderInfo>() { 12690 public int compare(ProviderInfo p1, ProviderInfo p2) { 12691 final int v1 = p1.initOrder; 12692 final int v2 = p2.initOrder; 12693 return (v1 > v2) ? -1 : ((v1 < v2) ? 1 : 0); 12694 } 12695 }; 12696 12697 final void sendPackageBroadcast(final String action, final String pkg, final Bundle extras, 12698 final int flags, final String targetPkg, final IIntentReceiver finishedReceiver, 12699 final int[] userIds) { 12700 mHandler.post(new Runnable() { 12701 @Override 12702 public void run() { 12703 try { 12704 final IActivityManager am = ActivityManager.getService(); 12705 if (am == null) return; 12706 final int[] resolvedUserIds; 12707 if (userIds == null) { 12708 resolvedUserIds = am.getRunningUserIds(); 12709 } else { 12710 resolvedUserIds = userIds; 12711 } 12712 for (int id : resolvedUserIds) { 12713 final Intent intent = new Intent(action, 12714 pkg != null ? Uri.fromParts(PACKAGE_SCHEME, pkg, null) : null); 12715 if (extras != null) { 12716 intent.putExtras(extras); 12717 } 12718 if (targetPkg != null) { 12719 intent.setPackage(targetPkg); 12720 } 12721 // Modify the UID when posting to other users 12722 int uid = intent.getIntExtra(Intent.EXTRA_UID, -1); 12723 if (uid > 0 && UserHandle.getUserId(uid) != id) { 12724 uid = UserHandle.getUid(id, UserHandle.getAppId(uid)); 12725 intent.putExtra(Intent.EXTRA_UID, uid); 12726 } 12727 intent.putExtra(Intent.EXTRA_USER_HANDLE, id); 12728 intent.addFlags(Intent.FLAG_RECEIVER_REGISTERED_ONLY_BEFORE_BOOT | flags); 12729 if (DEBUG_BROADCASTS) { 12730 RuntimeException here = new RuntimeException("here"); 12731 here.fillInStackTrace(); 12732 Slog.d(TAG, "Sending to user " + id + ": " 12733 + intent.toShortString(false, true, false, false) 12734 + " " + intent.getExtras(), here); 12735 } 12736 am.broadcastIntent(null, intent, null, finishedReceiver, 12737 0, null, null, null, android.app.AppOpsManager.OP_NONE, 12738 null, finishedReceiver != null, false, id); 12739 } 12740 } catch (RemoteException ex) { 12741 } 12742 } 12743 }); 12744 } 12745 12746 /** 12747 * Check if the external storage media is available. This is true if there 12748 * is a mounted external storage medium or if the external storage is 12749 * emulated. 12750 */ 12751 private boolean isExternalMediaAvailable() { 12752 return mMediaMounted || Environment.isExternalStorageEmulated(); 12753 } 12754 12755 @Override 12756 public PackageCleanItem nextPackageToClean(PackageCleanItem lastPackage) { 12757 // writer 12758 synchronized (mPackages) { 12759 if (!isExternalMediaAvailable()) { 12760 // If the external storage is no longer mounted at this point, 12761 // the caller may not have been able to delete all of this 12762 // packages files and can not delete any more. Bail. 12763 return null; 12764 } 12765 final ArrayList<PackageCleanItem> pkgs = mSettings.mPackagesToBeCleaned; 12766 if (lastPackage != null) { 12767 pkgs.remove(lastPackage); 12768 } 12769 if (pkgs.size() > 0) { 12770 return pkgs.get(0); 12771 } 12772 } 12773 return null; 12774 } 12775 12776 void schedulePackageCleaning(String packageName, int userId, boolean andCode) { 12777 final Message msg = mHandler.obtainMessage(START_CLEANING_PACKAGE, 12778 userId, andCode ? 1 : 0, packageName); 12779 if (mSystemReady) { 12780 msg.sendToTarget(); 12781 } else { 12782 if (mPostSystemReadyMessages == null) { 12783 mPostSystemReadyMessages = new ArrayList<>(); 12784 } 12785 mPostSystemReadyMessages.add(msg); 12786 } 12787 } 12788 12789 void startCleaningPackages() { 12790 // reader 12791 if (!isExternalMediaAvailable()) { 12792 return; 12793 } 12794 synchronized (mPackages) { 12795 if (mSettings.mPackagesToBeCleaned.isEmpty()) { 12796 return; 12797 } 12798 } 12799 Intent intent = new Intent(PackageManager.ACTION_CLEAN_EXTERNAL_STORAGE); 12800 intent.setComponent(DEFAULT_CONTAINER_COMPONENT); 12801 IActivityManager am = ActivityManager.getService(); 12802 if (am != null) { 12803 try { 12804 am.startService(null, intent, null, -1, null, mContext.getOpPackageName(), 12805 UserHandle.USER_SYSTEM); 12806 } catch (RemoteException e) { 12807 } 12808 } 12809 } 12810 12811 @Override 12812 public void installPackageAsUser(String originPath, IPackageInstallObserver2 observer, 12813 int installFlags, String installerPackageName, int userId) { 12814 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.INSTALL_PACKAGES, null); 12815 12816 final int callingUid = Binder.getCallingUid(); 12817 enforceCrossUserPermission(callingUid, userId, 12818 true /* requireFullPermission */, true /* checkShell */, "installPackageAsUser"); 12819 12820 if (isUserRestricted(userId, UserManager.DISALLOW_INSTALL_APPS)) { 12821 try { 12822 if (observer != null) { 12823 observer.onPackageInstalled("", INSTALL_FAILED_USER_RESTRICTED, null, null); 12824 } 12825 } catch (RemoteException re) { 12826 } 12827 return; 12828 } 12829 12830 if ((callingUid == Process.SHELL_UID) || (callingUid == Process.ROOT_UID)) { 12831 installFlags |= PackageManager.INSTALL_FROM_ADB; 12832 12833 } else { 12834 // Caller holds INSTALL_PACKAGES permission, so we're less strict 12835 // about installerPackageName. 12836 12837 installFlags &= ~PackageManager.INSTALL_FROM_ADB; 12838 installFlags &= ~PackageManager.INSTALL_ALL_USERS; 12839 } 12840 12841 UserHandle user; 12842 if ((installFlags & PackageManager.INSTALL_ALL_USERS) != 0) { 12843 user = UserHandle.ALL; 12844 } else { 12845 user = new UserHandle(userId); 12846 } 12847 12848 // Only system components can circumvent runtime permissions when installing. 12849 if ((installFlags & PackageManager.INSTALL_GRANT_RUNTIME_PERMISSIONS) != 0 12850 && mContext.checkCallingOrSelfPermission(Manifest.permission 12851 .INSTALL_GRANT_RUNTIME_PERMISSIONS) == PackageManager.PERMISSION_DENIED) { 12852 throw new SecurityException("You need the " 12853 + "android.permission.INSTALL_GRANT_RUNTIME_PERMISSIONS permission " 12854 + "to use the PackageManager.INSTALL_GRANT_RUNTIME_PERMISSIONS flag"); 12855 } 12856 12857 final File originFile = new File(originPath); 12858 final OriginInfo origin = OriginInfo.fromUntrustedFile(originFile); 12859 12860 final Message msg = mHandler.obtainMessage(INIT_COPY); 12861 final VerificationInfo verificationInfo = new VerificationInfo( 12862 null /*originatingUri*/, null /*referrer*/, -1 /*originatingUid*/, callingUid); 12863 final InstallParams params = new InstallParams(origin, null /*moveInfo*/, observer, 12864 installFlags, installerPackageName, null /*volumeUuid*/, verificationInfo, user, 12865 null /*packageAbiOverride*/, null /*grantedPermissions*/, 12866 null /*certificates*/, PackageManager.INSTALL_REASON_UNKNOWN); 12867 params.setTraceMethod("installAsUser").setTraceCookie(System.identityHashCode(params)); 12868 msg.obj = params; 12869 12870 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "installAsUser", 12871 System.identityHashCode(msg.obj)); 12872 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "queueInstall", 12873 System.identityHashCode(msg.obj)); 12874 12875 mHandler.sendMessage(msg); 12876 } 12877 12878 12879 /** 12880 * Ensure that the install reason matches what we know about the package installer (e.g. whether 12881 * it is acting on behalf on an enterprise or the user). 12882 * 12883 * Note that the ordering of the conditionals in this method is important. The checks we perform 12884 * are as follows, in this order: 12885 * 12886 * 1) If the install is being performed by a system app, we can trust the app to have set the 12887 * install reason correctly. Thus, we pass through the install reason unchanged, no matter 12888 * what it is. 12889 * 2) If the install is being performed by a device or profile owner app, the install reason 12890 * should be enterprise policy. However, we cannot be sure that the device or profile owner 12891 * set the install reason correctly. If the app targets an older SDK version where install 12892 * reasons did not exist yet, or if the app author simply forgot, the install reason may be 12893 * unset or wrong. Thus, we force the install reason to be enterprise policy. 12894 * 3) In all other cases, the install is being performed by a regular app that is neither part 12895 * of the system nor a device or profile owner. We have no reason to believe that this app is 12896 * acting on behalf of the enterprise admin. Thus, we check whether the install reason was 12897 * set to enterprise policy and if so, change it to unknown instead. 12898 */ 12899 private int fixUpInstallReason(String installerPackageName, int installerUid, 12900 int installReason) { 12901 if (checkUidPermission(android.Manifest.permission.INSTALL_PACKAGES, installerUid) 12902 == PERMISSION_GRANTED) { 12903 // If the install is being performed by a system app, we trust that app to have set the 12904 // install reason correctly. 12905 return installReason; 12906 } 12907 12908 final IDevicePolicyManager dpm = IDevicePolicyManager.Stub.asInterface( 12909 ServiceManager.getService(Context.DEVICE_POLICY_SERVICE)); 12910 if (dpm != null) { 12911 ComponentName owner = null; 12912 try { 12913 owner = dpm.getDeviceOwnerComponent(true /* callingUserOnly */); 12914 if (owner == null) { 12915 owner = dpm.getProfileOwner(UserHandle.getUserId(installerUid)); 12916 } 12917 } catch (RemoteException e) { 12918 } 12919 if (owner != null && owner.getPackageName().equals(installerPackageName)) { 12920 // If the install is being performed by a device or profile owner, the install 12921 // reason should be enterprise policy. 12922 return PackageManager.INSTALL_REASON_POLICY; 12923 } 12924 } 12925 12926 if (installReason == PackageManager.INSTALL_REASON_POLICY) { 12927 // If the install is being performed by a regular app (i.e. neither system app nor 12928 // device or profile owner), we have no reason to believe that the app is acting on 12929 // behalf of an enterprise. If the app set the install reason to enterprise policy, 12930 // change it to unknown instead. 12931 return PackageManager.INSTALL_REASON_UNKNOWN; 12932 } 12933 12934 // If the install is being performed by a regular app and the install reason was set to any 12935 // value but enterprise policy, leave the install reason unchanged. 12936 return installReason; 12937 } 12938 12939 void installStage(String packageName, File stagedDir, String stagedCid, 12940 IPackageInstallObserver2 observer, PackageInstaller.SessionParams sessionParams, 12941 String installerPackageName, int installerUid, UserHandle user, 12942 Certificate[][] certificates) { 12943 if (DEBUG_EPHEMERAL) { 12944 if ((sessionParams.installFlags & PackageManager.INSTALL_EPHEMERAL) != 0) { 12945 Slog.d(TAG, "Ephemeral install of " + packageName); 12946 } 12947 } 12948 final VerificationInfo verificationInfo = new VerificationInfo( 12949 sessionParams.originatingUri, sessionParams.referrerUri, 12950 sessionParams.originatingUid, installerUid); 12951 12952 final OriginInfo origin; 12953 if (stagedDir != null) { 12954 origin = OriginInfo.fromStagedFile(stagedDir); 12955 } else { 12956 origin = OriginInfo.fromStagedContainer(stagedCid); 12957 } 12958 12959 final Message msg = mHandler.obtainMessage(INIT_COPY); 12960 final int installReason = fixUpInstallReason(installerPackageName, installerUid, 12961 sessionParams.installReason); 12962 final InstallParams params = new InstallParams(origin, null, observer, 12963 sessionParams.installFlags, installerPackageName, sessionParams.volumeUuid, 12964 verificationInfo, user, sessionParams.abiOverride, 12965 sessionParams.grantedRuntimePermissions, certificates, installReason); 12966 params.setTraceMethod("installStage").setTraceCookie(System.identityHashCode(params)); 12967 msg.obj = params; 12968 12969 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "installStage", 12970 System.identityHashCode(msg.obj)); 12971 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "queueInstall", 12972 System.identityHashCode(msg.obj)); 12973 12974 mHandler.sendMessage(msg); 12975 } 12976 12977 private void sendPackageAddedForUser(String packageName, PackageSetting pkgSetting, 12978 int userId) { 12979 final boolean isSystem = isSystemApp(pkgSetting) || isUpdatedSystemApp(pkgSetting); 12980 sendPackageAddedForNewUsers(packageName, isSystem, pkgSetting.appId, userId); 12981 } 12982 12983 private void sendPackageAddedForNewUsers(String packageName, boolean isSystem, 12984 int appId, int... userIds) { 12985 if (ArrayUtils.isEmpty(userIds)) { 12986 return; 12987 } 12988 Bundle extras = new Bundle(1); 12989 // Set to UID of the first user, EXTRA_UID is automatically updated in sendPackageBroadcast 12990 extras.putInt(Intent.EXTRA_UID, UserHandle.getUid(userIds[0], appId)); 12991 12992 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, 12993 packageName, extras, 0, null, null, userIds); 12994 if (isSystem) { 12995 mHandler.post(() -> { 12996 for (int userId : userIds) { 12997 sendBootCompletedBroadcastToSystemApp(packageName, userId); 12998 } 12999 } 13000 ); 13001 } 13002 } 13003 13004 /** 13005 * The just-installed/enabled app is bundled on the system, so presumed to be able to run 13006 * automatically without needing an explicit launch. 13007 * Send it a LOCKED_BOOT_COMPLETED/BOOT_COMPLETED if it would ordinarily have gotten ones. 13008 */ 13009 private void sendBootCompletedBroadcastToSystemApp(String packageName, int userId) { 13010 // If user is not running, the app didn't miss any broadcast 13011 if (!mUserManagerInternal.isUserRunning(userId)) { 13012 return; 13013 } 13014 final IActivityManager am = ActivityManager.getService(); 13015 try { 13016 // Deliver LOCKED_BOOT_COMPLETED first 13017 Intent lockedBcIntent = new Intent(Intent.ACTION_LOCKED_BOOT_COMPLETED) 13018 .setPackage(packageName); 13019 final String[] requiredPermissions = {Manifest.permission.RECEIVE_BOOT_COMPLETED}; 13020 am.broadcastIntent(null, lockedBcIntent, null, null, 0, null, null, requiredPermissions, 13021 android.app.AppOpsManager.OP_NONE, null, false, false, userId); 13022 13023 // Deliver BOOT_COMPLETED only if user is unlocked 13024 if (mUserManagerInternal.isUserUnlockingOrUnlocked(userId)) { 13025 Intent bcIntent = new Intent(Intent.ACTION_BOOT_COMPLETED).setPackage(packageName); 13026 am.broadcastIntent(null, bcIntent, null, null, 0, null, null, requiredPermissions, 13027 android.app.AppOpsManager.OP_NONE, null, false, false, userId); 13028 } 13029 } catch (RemoteException e) { 13030 throw e.rethrowFromSystemServer(); 13031 } 13032 } 13033 13034 @Override 13035 public boolean setApplicationHiddenSettingAsUser(String packageName, boolean hidden, 13036 int userId) { 13037 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MANAGE_USERS, null); 13038 PackageSetting pkgSetting; 13039 final int uid = Binder.getCallingUid(); 13040 enforceCrossUserPermission(uid, userId, 13041 true /* requireFullPermission */, true /* checkShell */, 13042 "setApplicationHiddenSetting for user " + userId); 13043 13044 if (hidden && isPackageDeviceAdmin(packageName, userId)) { 13045 Slog.w(TAG, "Not hiding package " + packageName + ": has active device admin"); 13046 return false; 13047 } 13048 13049 long callingId = Binder.clearCallingIdentity(); 13050 try { 13051 boolean sendAdded = false; 13052 boolean sendRemoved = false; 13053 // writer 13054 synchronized (mPackages) { 13055 pkgSetting = mSettings.mPackages.get(packageName); 13056 if (pkgSetting == null) { 13057 return false; 13058 } 13059 // Do not allow "android" is being disabled 13060 if ("android".equals(packageName)) { 13061 Slog.w(TAG, "Cannot hide package: android"); 13062 return false; 13063 } 13064 // Cannot hide static shared libs as they are considered 13065 // a part of the using app (emulating static linking). Also 13066 // static libs are installed always on internal storage. 13067 PackageParser.Package pkg = mPackages.get(packageName); 13068 if (pkg != null && pkg.staticSharedLibName != null) { 13069 Slog.w(TAG, "Cannot hide package: " + packageName 13070 + " providing static shared library: " 13071 + pkg.staticSharedLibName); 13072 return false; 13073 } 13074 // Only allow protected packages to hide themselves. 13075 if (hidden && !UserHandle.isSameApp(uid, pkgSetting.appId) 13076 && mProtectedPackages.isPackageStateProtected(userId, packageName)) { 13077 Slog.w(TAG, "Not hiding protected package: " + packageName); 13078 return false; 13079 } 13080 13081 if (pkgSetting.getHidden(userId) != hidden) { 13082 pkgSetting.setHidden(hidden, userId); 13083 mSettings.writePackageRestrictionsLPr(userId); 13084 if (hidden) { 13085 sendRemoved = true; 13086 } else { 13087 sendAdded = true; 13088 } 13089 } 13090 } 13091 if (sendAdded) { 13092 sendPackageAddedForUser(packageName, pkgSetting, userId); 13093 return true; 13094 } 13095 if (sendRemoved) { 13096 killApplication(packageName, UserHandle.getUid(userId, pkgSetting.appId), 13097 "hiding pkg"); 13098 sendApplicationHiddenForUser(packageName, pkgSetting, userId); 13099 return true; 13100 } 13101 } finally { 13102 Binder.restoreCallingIdentity(callingId); 13103 } 13104 return false; 13105 } 13106 13107 private void sendApplicationHiddenForUser(String packageName, PackageSetting pkgSetting, 13108 int userId) { 13109 final PackageRemovedInfo info = new PackageRemovedInfo(); 13110 info.removedPackage = packageName; 13111 info.removedUsers = new int[] {userId}; 13112 info.uid = UserHandle.getUid(userId, pkgSetting.appId); 13113 info.sendPackageRemovedBroadcasts(true /*killApp*/); 13114 } 13115 13116 private void sendPackagesSuspendedForUser(String[] pkgList, int userId, boolean suspended) { 13117 if (pkgList.length > 0) { 13118 Bundle extras = new Bundle(1); 13119 extras.putStringArray(Intent.EXTRA_CHANGED_PACKAGE_LIST, pkgList); 13120 13121 sendPackageBroadcast( 13122 suspended ? Intent.ACTION_PACKAGES_SUSPENDED 13123 : Intent.ACTION_PACKAGES_UNSUSPENDED, 13124 null, extras, Intent.FLAG_RECEIVER_REGISTERED_ONLY, null, null, 13125 new int[] {userId}); 13126 } 13127 } 13128 13129 /** 13130 * Returns true if application is not found or there was an error. Otherwise it returns 13131 * the hidden state of the package for the given user. 13132 */ 13133 @Override 13134 public boolean getApplicationHiddenSettingAsUser(String packageName, int userId) { 13135 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MANAGE_USERS, null); 13136 enforceCrossUserPermission(Binder.getCallingUid(), userId, 13137 true /* requireFullPermission */, false /* checkShell */, 13138 "getApplicationHidden for user " + userId); 13139 PackageSetting pkgSetting; 13140 long callingId = Binder.clearCallingIdentity(); 13141 try { 13142 // writer 13143 synchronized (mPackages) { 13144 pkgSetting = mSettings.mPackages.get(packageName); 13145 if (pkgSetting == null) { 13146 return true; 13147 } 13148 return pkgSetting.getHidden(userId); 13149 } 13150 } finally { 13151 Binder.restoreCallingIdentity(callingId); 13152 } 13153 } 13154 13155 /** 13156 * @hide 13157 */ 13158 @Override 13159 public int installExistingPackageAsUser(String packageName, int userId, int installReason) { 13160 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.INSTALL_PACKAGES, 13161 null); 13162 PackageSetting pkgSetting; 13163 final int uid = Binder.getCallingUid(); 13164 enforceCrossUserPermission(uid, userId, 13165 true /* requireFullPermission */, true /* checkShell */, 13166 "installExistingPackage for user " + userId); 13167 if (isUserRestricted(userId, UserManager.DISALLOW_INSTALL_APPS)) { 13168 return PackageManager.INSTALL_FAILED_USER_RESTRICTED; 13169 } 13170 13171 long callingId = Binder.clearCallingIdentity(); 13172 try { 13173 boolean installed = false; 13174 13175 // writer 13176 synchronized (mPackages) { 13177 pkgSetting = mSettings.mPackages.get(packageName); 13178 if (pkgSetting == null) { 13179 return PackageManager.INSTALL_FAILED_INVALID_URI; 13180 } 13181 if (!pkgSetting.getInstalled(userId)) { 13182 pkgSetting.setInstalled(true, userId); 13183 pkgSetting.setHidden(false, userId); 13184 pkgSetting.setInstallReason(installReason, userId); 13185 mSettings.writePackageRestrictionsLPr(userId); 13186 installed = true; 13187 } 13188 } 13189 13190 if (installed) { 13191 if (pkgSetting.pkg != null) { 13192 synchronized (mInstallLock) { 13193 // We don't need to freeze for a brand new install 13194 prepareAppDataAfterInstallLIF(pkgSetting.pkg); 13195 } 13196 } 13197 sendPackageAddedForUser(packageName, pkgSetting, userId); 13198 } 13199 } finally { 13200 Binder.restoreCallingIdentity(callingId); 13201 } 13202 13203 return PackageManager.INSTALL_SUCCEEDED; 13204 } 13205 13206 boolean isUserRestricted(int userId, String restrictionKey) { 13207 Bundle restrictions = sUserManager.getUserRestrictions(userId); 13208 if (restrictions.getBoolean(restrictionKey, false)) { 13209 Log.w(TAG, "User is restricted: " + restrictionKey); 13210 return true; 13211 } 13212 return false; 13213 } 13214 13215 @Override 13216 public String[] setPackagesSuspendedAsUser(String[] packageNames, boolean suspended, 13217 int userId) { 13218 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MANAGE_USERS, null); 13219 enforceCrossUserPermission(Binder.getCallingUid(), userId, 13220 true /* requireFullPermission */, true /* checkShell */, 13221 "setPackagesSuspended for user " + userId); 13222 13223 if (ArrayUtils.isEmpty(packageNames)) { 13224 return packageNames; 13225 } 13226 13227 // List of package names for whom the suspended state has changed. 13228 List<String> changedPackages = new ArrayList<>(packageNames.length); 13229 // List of package names for whom the suspended state is not set as requested in this 13230 // method. 13231 List<String> unactionedPackages = new ArrayList<>(packageNames.length); 13232 long callingId = Binder.clearCallingIdentity(); 13233 try { 13234 for (int i = 0; i < packageNames.length; i++) { 13235 String packageName = packageNames[i]; 13236 boolean changed = false; 13237 final int appId; 13238 synchronized (mPackages) { 13239 final PackageSetting pkgSetting = mSettings.mPackages.get(packageName); 13240 if (pkgSetting == null) { 13241 Slog.w(TAG, "Could not find package setting for package \"" + packageName 13242 + "\". Skipping suspending/un-suspending."); 13243 unactionedPackages.add(packageName); 13244 continue; 13245 } 13246 appId = pkgSetting.appId; 13247 if (pkgSetting.getSuspended(userId) != suspended) { 13248 if (!canSuspendPackageForUserLocked(packageName, userId)) { 13249 unactionedPackages.add(packageName); 13250 continue; 13251 } 13252 pkgSetting.setSuspended(suspended, userId); 13253 mSettings.writePackageRestrictionsLPr(userId); 13254 changed = true; 13255 changedPackages.add(packageName); 13256 } 13257 } 13258 13259 if (changed && suspended) { 13260 killApplication(packageName, UserHandle.getUid(userId, appId), 13261 "suspending package"); 13262 } 13263 } 13264 } finally { 13265 Binder.restoreCallingIdentity(callingId); 13266 } 13267 13268 if (!changedPackages.isEmpty()) { 13269 sendPackagesSuspendedForUser(changedPackages.toArray( 13270 new String[changedPackages.size()]), userId, suspended); 13271 } 13272 13273 return unactionedPackages.toArray(new String[unactionedPackages.size()]); 13274 } 13275 13276 @Override 13277 public boolean isPackageSuspendedForUser(String packageName, int userId) { 13278 enforceCrossUserPermission(Binder.getCallingUid(), userId, 13279 true /* requireFullPermission */, false /* checkShell */, 13280 "isPackageSuspendedForUser for user " + userId); 13281 synchronized (mPackages) { 13282 final PackageSetting pkgSetting = mSettings.mPackages.get(packageName); 13283 if (pkgSetting == null) { 13284 throw new IllegalArgumentException("Unknown target package: " + packageName); 13285 } 13286 return pkgSetting.getSuspended(userId); 13287 } 13288 } 13289 13290 private boolean canSuspendPackageForUserLocked(String packageName, int userId) { 13291 if (isPackageDeviceAdmin(packageName, userId)) { 13292 Slog.w(TAG, "Cannot suspend/un-suspend package \"" + packageName 13293 + "\": has an active device admin"); 13294 return false; 13295 } 13296 13297 String activeLauncherPackageName = getActiveLauncherPackageName(userId); 13298 if (packageName.equals(activeLauncherPackageName)) { 13299 Slog.w(TAG, "Cannot suspend/un-suspend package \"" + packageName 13300 + "\": contains the active launcher"); 13301 return false; 13302 } 13303 13304 if (packageName.equals(mRequiredInstallerPackage)) { 13305 Slog.w(TAG, "Cannot suspend/un-suspend package \"" + packageName 13306 + "\": required for package installation"); 13307 return false; 13308 } 13309 13310 if (packageName.equals(mRequiredUninstallerPackage)) { 13311 Slog.w(TAG, "Cannot suspend/un-suspend package \"" + packageName 13312 + "\": required for package uninstallation"); 13313 return false; 13314 } 13315 13316 if (packageName.equals(mRequiredVerifierPackage)) { 13317 Slog.w(TAG, "Cannot suspend/un-suspend package \"" + packageName 13318 + "\": required for package verification"); 13319 return false; 13320 } 13321 13322 if (packageName.equals(getDefaultDialerPackageName(userId))) { 13323 Slog.w(TAG, "Cannot suspend/un-suspend package \"" + packageName 13324 + "\": is the default dialer"); 13325 return false; 13326 } 13327 13328 if (mProtectedPackages.isPackageStateProtected(userId, packageName)) { 13329 Slog.w(TAG, "Cannot suspend/un-suspend package \"" + packageName 13330 + "\": protected package"); 13331 return false; 13332 } 13333 13334 // Cannot suspend static shared libs as they are considered 13335 // a part of the using app (emulating static linking). Also 13336 // static libs are installed always on internal storage. 13337 PackageParser.Package pkg = mPackages.get(packageName); 13338 if (pkg != null && pkg.applicationInfo.isStaticSharedLibrary()) { 13339 Slog.w(TAG, "Cannot suspend package: " + packageName 13340 + " providing static shared library: " 13341 + pkg.staticSharedLibName); 13342 return false; 13343 } 13344 13345 return true; 13346 } 13347 13348 private String getActiveLauncherPackageName(int userId) { 13349 Intent intent = new Intent(Intent.ACTION_MAIN); 13350 intent.addCategory(Intent.CATEGORY_HOME); 13351 ResolveInfo resolveInfo = resolveIntent( 13352 intent, 13353 intent.resolveTypeIfNeeded(mContext.getContentResolver()), 13354 PackageManager.MATCH_DEFAULT_ONLY, 13355 userId); 13356 13357 return resolveInfo == null ? null : resolveInfo.activityInfo.packageName; 13358 } 13359 13360 private String getDefaultDialerPackageName(int userId) { 13361 synchronized (mPackages) { 13362 return mSettings.getDefaultDialerPackageNameLPw(userId); 13363 } 13364 } 13365 13366 @Override 13367 public void verifyPendingInstall(int id, int verificationCode) throws RemoteException { 13368 mContext.enforceCallingOrSelfPermission( 13369 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 13370 "Only package verification agents can verify applications"); 13371 13372 final Message msg = mHandler.obtainMessage(PACKAGE_VERIFIED); 13373 final PackageVerificationResponse response = new PackageVerificationResponse( 13374 verificationCode, Binder.getCallingUid()); 13375 msg.arg1 = id; 13376 msg.obj = response; 13377 mHandler.sendMessage(msg); 13378 } 13379 13380 @Override 13381 public void extendVerificationTimeout(int id, int verificationCodeAtTimeout, 13382 long millisecondsToDelay) { 13383 mContext.enforceCallingOrSelfPermission( 13384 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 13385 "Only package verification agents can extend verification timeouts"); 13386 13387 final PackageVerificationState state = mPendingVerification.get(id); 13388 final PackageVerificationResponse response = new PackageVerificationResponse( 13389 verificationCodeAtTimeout, Binder.getCallingUid()); 13390 13391 if (millisecondsToDelay > PackageManager.MAXIMUM_VERIFICATION_TIMEOUT) { 13392 millisecondsToDelay = PackageManager.MAXIMUM_VERIFICATION_TIMEOUT; 13393 } 13394 if (millisecondsToDelay < 0) { 13395 millisecondsToDelay = 0; 13396 } 13397 if ((verificationCodeAtTimeout != PackageManager.VERIFICATION_ALLOW) 13398 && (verificationCodeAtTimeout != PackageManager.VERIFICATION_REJECT)) { 13399 verificationCodeAtTimeout = PackageManager.VERIFICATION_REJECT; 13400 } 13401 13402 if ((state != null) && !state.timeoutExtended()) { 13403 state.extendTimeout(); 13404 13405 final Message msg = mHandler.obtainMessage(PACKAGE_VERIFIED); 13406 msg.arg1 = id; 13407 msg.obj = response; 13408 mHandler.sendMessageDelayed(msg, millisecondsToDelay); 13409 } 13410 } 13411 13412 private void broadcastPackageVerified(int verificationId, Uri packageUri, 13413 int verificationCode, UserHandle user) { 13414 final Intent intent = new Intent(Intent.ACTION_PACKAGE_VERIFIED); 13415 intent.setDataAndType(packageUri, PACKAGE_MIME_TYPE); 13416 intent.addFlags(Intent.FLAG_GRANT_READ_URI_PERMISSION); 13417 intent.putExtra(PackageManager.EXTRA_VERIFICATION_ID, verificationId); 13418 intent.putExtra(PackageManager.EXTRA_VERIFICATION_RESULT, verificationCode); 13419 13420 mContext.sendBroadcastAsUser(intent, user, 13421 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT); 13422 } 13423 13424 private ComponentName matchComponentForVerifier(String packageName, 13425 List<ResolveInfo> receivers) { 13426 ActivityInfo targetReceiver = null; 13427 13428 final int NR = receivers.size(); 13429 for (int i = 0; i < NR; i++) { 13430 final ResolveInfo info = receivers.get(i); 13431 if (info.activityInfo == null) { 13432 continue; 13433 } 13434 13435 if (packageName.equals(info.activityInfo.packageName)) { 13436 targetReceiver = info.activityInfo; 13437 break; 13438 } 13439 } 13440 13441 if (targetReceiver == null) { 13442 return null; 13443 } 13444 13445 return new ComponentName(targetReceiver.packageName, targetReceiver.name); 13446 } 13447 13448 private List<ComponentName> matchVerifiers(PackageInfoLite pkgInfo, 13449 List<ResolveInfo> receivers, final PackageVerificationState verificationState) { 13450 if (pkgInfo.verifiers.length == 0) { 13451 return null; 13452 } 13453 13454 final int N = pkgInfo.verifiers.length; 13455 final List<ComponentName> sufficientVerifiers = new ArrayList<ComponentName>(N + 1); 13456 for (int i = 0; i < N; i++) { 13457 final VerifierInfo verifierInfo = pkgInfo.verifiers[i]; 13458 13459 final ComponentName comp = matchComponentForVerifier(verifierInfo.packageName, 13460 receivers); 13461 if (comp == null) { 13462 continue; 13463 } 13464 13465 final int verifierUid = getUidForVerifier(verifierInfo); 13466 if (verifierUid == -1) { 13467 continue; 13468 } 13469 13470 if (DEBUG_VERIFY) { 13471 Slog.d(TAG, "Added sufficient verifier " + verifierInfo.packageName 13472 + " with the correct signature"); 13473 } 13474 sufficientVerifiers.add(comp); 13475 verificationState.addSufficientVerifier(verifierUid); 13476 } 13477 13478 return sufficientVerifiers; 13479 } 13480 13481 private int getUidForVerifier(VerifierInfo verifierInfo) { 13482 synchronized (mPackages) { 13483 final PackageParser.Package pkg = mPackages.get(verifierInfo.packageName); 13484 if (pkg == null) { 13485 return -1; 13486 } else if (pkg.mSignatures.length != 1) { 13487 Slog.i(TAG, "Verifier package " + verifierInfo.packageName 13488 + " has more than one signature; ignoring"); 13489 return -1; 13490 } 13491 13492 /* 13493 * If the public key of the package's signature does not match 13494 * our expected public key, then this is a different package and 13495 * we should skip. 13496 */ 13497 13498 final byte[] expectedPublicKey; 13499 try { 13500 final Signature verifierSig = pkg.mSignatures[0]; 13501 final PublicKey publicKey = verifierSig.getPublicKey(); 13502 expectedPublicKey = publicKey.getEncoded(); 13503 } catch (CertificateException e) { 13504 return -1; 13505 } 13506 13507 final byte[] actualPublicKey = verifierInfo.publicKey.getEncoded(); 13508 13509 if (!Arrays.equals(actualPublicKey, expectedPublicKey)) { 13510 Slog.i(TAG, "Verifier package " + verifierInfo.packageName 13511 + " does not have the expected public key; ignoring"); 13512 return -1; 13513 } 13514 13515 return pkg.applicationInfo.uid; 13516 } 13517 } 13518 13519 @Override 13520 public void finishPackageInstall(int token, boolean didLaunch) { 13521 enforceSystemOrRoot("Only the system is allowed to finish installs"); 13522 13523 if (DEBUG_INSTALL) { 13524 Slog.v(TAG, "BM finishing package install for " + token); 13525 } 13526 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, "restore", token); 13527 13528 final Message msg = mHandler.obtainMessage(POST_INSTALL, token, didLaunch ? 1 : 0); 13529 mHandler.sendMessage(msg); 13530 } 13531 13532 /** 13533 * Get the verification agent timeout. 13534 * 13535 * @return verification timeout in milliseconds 13536 */ 13537 private long getVerificationTimeout() { 13538 return android.provider.Settings.Global.getLong(mContext.getContentResolver(), 13539 android.provider.Settings.Global.PACKAGE_VERIFIER_TIMEOUT, 13540 DEFAULT_VERIFICATION_TIMEOUT); 13541 } 13542 13543 /** 13544 * Get the default verification agent response code. 13545 * 13546 * @return default verification response code 13547 */ 13548 private int getDefaultVerificationResponse() { 13549 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 13550 android.provider.Settings.Global.PACKAGE_VERIFIER_DEFAULT_RESPONSE, 13551 DEFAULT_VERIFICATION_RESPONSE); 13552 } 13553 13554 /** 13555 * Check whether or not package verification has been enabled. 13556 * 13557 * @return true if verification should be performed 13558 */ 13559 private boolean isVerificationEnabled(int userId, int installFlags) { 13560 if (!DEFAULT_VERIFY_ENABLE) { 13561 return false; 13562 } 13563 // Ephemeral apps don't get the full verification treatment 13564 if ((installFlags & PackageManager.INSTALL_EPHEMERAL) != 0) { 13565 if (DEBUG_EPHEMERAL) { 13566 Slog.d(TAG, "INSTALL_EPHEMERAL so skipping verification"); 13567 } 13568 return false; 13569 } 13570 13571 boolean ensureVerifyAppsEnabled = isUserRestricted(userId, UserManager.ENSURE_VERIFY_APPS); 13572 13573 // Check if installing from ADB 13574 if ((installFlags & PackageManager.INSTALL_FROM_ADB) != 0) { 13575 // Do not run verification in a test harness environment 13576 if (ActivityManager.isRunningInTestHarness()) { 13577 return false; 13578 } 13579 if (ensureVerifyAppsEnabled) { 13580 return true; 13581 } 13582 // Check if the developer does not want package verification for ADB installs 13583 if (android.provider.Settings.Global.getInt(mContext.getContentResolver(), 13584 android.provider.Settings.Global.PACKAGE_VERIFIER_INCLUDE_ADB, 1) == 0) { 13585 return false; 13586 } 13587 } 13588 13589 if (ensureVerifyAppsEnabled) { 13590 return true; 13591 } 13592 13593 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 13594 android.provider.Settings.Global.PACKAGE_VERIFIER_ENABLE, 1) == 1; 13595 } 13596 13597 @Override 13598 public void verifyIntentFilter(int id, int verificationCode, List<String> failedDomains) 13599 throws RemoteException { 13600 mContext.enforceCallingOrSelfPermission( 13601 Manifest.permission.INTENT_FILTER_VERIFICATION_AGENT, 13602 "Only intentfilter verification agents can verify applications"); 13603 13604 final Message msg = mHandler.obtainMessage(INTENT_FILTER_VERIFIED); 13605 final IntentFilterVerificationResponse response = new IntentFilterVerificationResponse( 13606 Binder.getCallingUid(), verificationCode, failedDomains); 13607 msg.arg1 = id; 13608 msg.obj = response; 13609 mHandler.sendMessage(msg); 13610 } 13611 13612 @Override 13613 public int getIntentVerificationStatus(String packageName, int userId) { 13614 synchronized (mPackages) { 13615 return mSettings.getIntentFilterVerificationStatusLPr(packageName, userId); 13616 } 13617 } 13618 13619 @Override 13620 public boolean updateIntentVerificationStatus(String packageName, int status, int userId) { 13621 mContext.enforceCallingOrSelfPermission( 13622 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 13623 13624 boolean result = false; 13625 synchronized (mPackages) { 13626 result = mSettings.updateIntentFilterVerificationStatusLPw(packageName, status, userId); 13627 } 13628 if (result) { 13629 scheduleWritePackageRestrictionsLocked(userId); 13630 } 13631 return result; 13632 } 13633 13634 @Override 13635 public @NonNull ParceledListSlice<IntentFilterVerificationInfo> getIntentFilterVerifications( 13636 String packageName) { 13637 synchronized (mPackages) { 13638 return new ParceledListSlice<>(mSettings.getIntentFilterVerificationsLPr(packageName)); 13639 } 13640 } 13641 13642 @Override 13643 public @NonNull ParceledListSlice<IntentFilter> getAllIntentFilters(String packageName) { 13644 if (TextUtils.isEmpty(packageName)) { 13645 return ParceledListSlice.emptyList(); 13646 } 13647 synchronized (mPackages) { 13648 PackageParser.Package pkg = mPackages.get(packageName); 13649 if (pkg == null || pkg.activities == null) { 13650 return ParceledListSlice.emptyList(); 13651 } 13652 final int count = pkg.activities.size(); 13653 ArrayList<IntentFilter> result = new ArrayList<>(); 13654 for (int n=0; n<count; n++) { 13655 PackageParser.Activity activity = pkg.activities.get(n); 13656 if (activity.intents != null && activity.intents.size() > 0) { 13657 result.addAll(activity.intents); 13658 } 13659 } 13660 return new ParceledListSlice<>(result); 13661 } 13662 } 13663 13664 @Override 13665 public boolean setDefaultBrowserPackageName(String packageName, int userId) { 13666 mContext.enforceCallingOrSelfPermission( 13667 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 13668 13669 synchronized (mPackages) { 13670 boolean result = mSettings.setDefaultBrowserPackageNameLPw(packageName, userId); 13671 if (packageName != null) { 13672 result |= updateIntentVerificationStatus(packageName, 13673 PackageManager.INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS, 13674 userId); 13675 mDefaultPermissionPolicy.grantDefaultPermissionsToDefaultBrowserLPr( 13676 packageName, userId); 13677 } 13678 return result; 13679 } 13680 } 13681 13682 @Override 13683 public String getDefaultBrowserPackageName(int userId) { 13684 synchronized (mPackages) { 13685 return mSettings.getDefaultBrowserPackageNameLPw(userId); 13686 } 13687 } 13688 13689 /** 13690 * Get the "allow unknown sources" setting. 13691 * 13692 * @return the current "allow unknown sources" setting 13693 */ 13694 private int getUnknownSourcesSettings() { 13695 return android.provider.Settings.Secure.getInt(mContext.getContentResolver(), 13696 android.provider.Settings.Secure.INSTALL_NON_MARKET_APPS, 13697 -1); 13698 } 13699 13700 @Override 13701 public void setInstallerPackageName(String targetPackage, String installerPackageName) { 13702 final int uid = Binder.getCallingUid(); 13703 // writer 13704 synchronized (mPackages) { 13705 PackageSetting targetPackageSetting = mSettings.mPackages.get(targetPackage); 13706 if (targetPackageSetting == null) { 13707 throw new IllegalArgumentException("Unknown target package: " + targetPackage); 13708 } 13709 13710 PackageSetting installerPackageSetting; 13711 if (installerPackageName != null) { 13712 installerPackageSetting = mSettings.mPackages.get(installerPackageName); 13713 if (installerPackageSetting == null) { 13714 throw new IllegalArgumentException("Unknown installer package: " 13715 + installerPackageName); 13716 } 13717 } else { 13718 installerPackageSetting = null; 13719 } 13720 13721 Signature[] callerSignature; 13722 Object obj = mSettings.getUserIdLPr(uid); 13723 if (obj != null) { 13724 if (obj instanceof SharedUserSetting) { 13725 callerSignature = ((SharedUserSetting)obj).signatures.mSignatures; 13726 } else if (obj instanceof PackageSetting) { 13727 callerSignature = ((PackageSetting)obj).signatures.mSignatures; 13728 } else { 13729 throw new SecurityException("Bad object " + obj + " for uid " + uid); 13730 } 13731 } else { 13732 throw new SecurityException("Unknown calling UID: " + uid); 13733 } 13734 13735 // Verify: can't set installerPackageName to a package that is 13736 // not signed with the same cert as the caller. 13737 if (installerPackageSetting != null) { 13738 if (compareSignatures(callerSignature, 13739 installerPackageSetting.signatures.mSignatures) 13740 != PackageManager.SIGNATURE_MATCH) { 13741 throw new SecurityException( 13742 "Caller does not have same cert as new installer package " 13743 + installerPackageName); 13744 } 13745 } 13746 13747 // Verify: if target already has an installer package, it must 13748 // be signed with the same cert as the caller. 13749 if (targetPackageSetting.installerPackageName != null) { 13750 PackageSetting setting = mSettings.mPackages.get( 13751 targetPackageSetting.installerPackageName); 13752 // If the currently set package isn't valid, then it's always 13753 // okay to change it. 13754 if (setting != null) { 13755 if (compareSignatures(callerSignature, 13756 setting.signatures.mSignatures) 13757 != PackageManager.SIGNATURE_MATCH) { 13758 throw new SecurityException( 13759 "Caller does not have same cert as old installer package " 13760 + targetPackageSetting.installerPackageName); 13761 } 13762 } 13763 } 13764 13765 // Okay! 13766 targetPackageSetting.installerPackageName = installerPackageName; 13767 if (installerPackageName != null) { 13768 mSettings.mInstallerPackages.add(installerPackageName); 13769 } 13770 scheduleWriteSettingsLocked(); 13771 } 13772 } 13773 13774 @Override 13775 public void setApplicationCategoryHint(String packageName, int categoryHint, 13776 String callerPackageName) { 13777 mContext.getSystemService(AppOpsManager.class).checkPackage(Binder.getCallingUid(), 13778 callerPackageName); 13779 synchronized (mPackages) { 13780 PackageSetting ps = mSettings.mPackages.get(packageName); 13781 if (ps == null) { 13782 throw new IllegalArgumentException("Unknown target package " + packageName); 13783 } 13784 13785 if (!Objects.equals(callerPackageName, ps.installerPackageName)) { 13786 throw new IllegalArgumentException("Calling package " + callerPackageName 13787 + " is not installer for " + packageName); 13788 } 13789 13790 if (ps.categoryHint != categoryHint) { 13791 ps.categoryHint = categoryHint; 13792 scheduleWriteSettingsLocked(); 13793 } 13794 } 13795 } 13796 13797 private void processPendingInstall(final InstallArgs args, final int currentStatus) { 13798 // Queue up an async operation since the package installation may take a little while. 13799 mHandler.post(new Runnable() { 13800 public void run() { 13801 mHandler.removeCallbacks(this); 13802 // Result object to be returned 13803 PackageInstalledInfo res = new PackageInstalledInfo(); 13804 res.setReturnCode(currentStatus); 13805 res.uid = -1; 13806 res.pkg = null; 13807 res.removedInfo = null; 13808 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED) { 13809 args.doPreInstall(res.returnCode); 13810 synchronized (mInstallLock) { 13811 installPackageTracedLI(args, res); 13812 } 13813 args.doPostInstall(res.returnCode, res.uid); 13814 } 13815 13816 // A restore should be performed at this point if (a) the install 13817 // succeeded, (b) the operation is not an update, and (c) the new 13818 // package has not opted out of backup participation. 13819 final boolean update = res.removedInfo != null 13820 && res.removedInfo.removedPackage != null; 13821 final int flags = (res.pkg == null) ? 0 : res.pkg.applicationInfo.flags; 13822 boolean doRestore = !update 13823 && ((flags & ApplicationInfo.FLAG_ALLOW_BACKUP) != 0); 13824 13825 // Set up the post-install work request bookkeeping. This will be used 13826 // and cleaned up by the post-install event handling regardless of whether 13827 // there's a restore pass performed. Token values are >= 1. 13828 int token; 13829 if (mNextInstallToken < 0) mNextInstallToken = 1; 13830 token = mNextInstallToken++; 13831 13832 PostInstallData data = new PostInstallData(args, res); 13833 mRunningInstalls.put(token, data); 13834 if (DEBUG_INSTALL) Log.v(TAG, "+ starting restore round-trip " + token); 13835 13836 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED && doRestore) { 13837 // Pass responsibility to the Backup Manager. It will perform a 13838 // restore if appropriate, then pass responsibility back to the 13839 // Package Manager to run the post-install observer callbacks 13840 // and broadcasts. 13841 IBackupManager bm = IBackupManager.Stub.asInterface( 13842 ServiceManager.getService(Context.BACKUP_SERVICE)); 13843 if (bm != null) { 13844 if (DEBUG_INSTALL) Log.v(TAG, "token " + token 13845 + " to BM for possible restore"); 13846 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "restore", token); 13847 try { 13848 // TODO: http://b/22388012 13849 if (bm.isBackupServiceActive(UserHandle.USER_SYSTEM)) { 13850 bm.restoreAtInstall(res.pkg.applicationInfo.packageName, token); 13851 } else { 13852 doRestore = false; 13853 } 13854 } catch (RemoteException e) { 13855 // can't happen; the backup manager is local 13856 } catch (Exception e) { 13857 Slog.e(TAG, "Exception trying to enqueue restore", e); 13858 doRestore = false; 13859 } 13860 } else { 13861 Slog.e(TAG, "Backup Manager not found!"); 13862 doRestore = false; 13863 } 13864 } 13865 13866 if (!doRestore) { 13867 // No restore possible, or the Backup Manager was mysteriously not 13868 // available -- just fire the post-install work request directly. 13869 if (DEBUG_INSTALL) Log.v(TAG, "No restore - queue post-install for " + token); 13870 13871 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "postInstall", token); 13872 13873 Message msg = mHandler.obtainMessage(POST_INSTALL, token, 0); 13874 mHandler.sendMessage(msg); 13875 } 13876 } 13877 }); 13878 } 13879 13880 /** 13881 * Callback from PackageSettings whenever an app is first transitioned out of the 13882 * 'stopped' state. Normally we just issue the broadcast, but we can't do that if 13883 * the app was "launched" for a restoreAtInstall operation. Therefore we check 13884 * here whether the app is the target of an ongoing install, and only send the 13885 * broadcast immediately if it is not in that state. If it *is* undergoing a restore, 13886 * the first-launch broadcast will be sent implicitly on that basis in POST_INSTALL 13887 * handling. 13888 */ 13889 void notifyFirstLaunch(final String pkgName, final String installerPackage, final int userId) { 13890 // Serialize this with the rest of the install-process message chain. In the 13891 // restore-at-install case, this Runnable will necessarily run before the 13892 // POST_INSTALL message is processed, so the contents of mRunningInstalls 13893 // are coherent. In the non-restore case, the app has already completed install 13894 // and been launched through some other means, so it is not in a problematic 13895 // state for observers to see the FIRST_LAUNCH signal. 13896 mHandler.post(new Runnable() { 13897 @Override 13898 public void run() { 13899 for (int i = 0; i < mRunningInstalls.size(); i++) { 13900 final PostInstallData data = mRunningInstalls.valueAt(i); 13901 if (data.res.returnCode != PackageManager.INSTALL_SUCCEEDED) { 13902 continue; 13903 } 13904 if (pkgName.equals(data.res.pkg.applicationInfo.packageName)) { 13905 // right package; but is it for the right user? 13906 for (int uIndex = 0; uIndex < data.res.newUsers.length; uIndex++) { 13907 if (userId == data.res.newUsers[uIndex]) { 13908 if (DEBUG_BACKUP) { 13909 Slog.i(TAG, "Package " + pkgName 13910 + " being restored so deferring FIRST_LAUNCH"); 13911 } 13912 return; 13913 } 13914 } 13915 } 13916 } 13917 // didn't find it, so not being restored 13918 if (DEBUG_BACKUP) { 13919 Slog.i(TAG, "Package " + pkgName + " sending normal FIRST_LAUNCH"); 13920 } 13921 sendFirstLaunchBroadcast(pkgName, installerPackage, new int[] {userId}); 13922 } 13923 }); 13924 } 13925 13926 private void sendFirstLaunchBroadcast(String pkgName, String installerPkg, int[] userIds) { 13927 sendPackageBroadcast(Intent.ACTION_PACKAGE_FIRST_LAUNCH, pkgName, null, 0, 13928 installerPkg, null, userIds); 13929 } 13930 13931 private abstract class HandlerParams { 13932 private static final int MAX_RETRIES = 4; 13933 13934 /** 13935 * Number of times startCopy() has been attempted and had a non-fatal 13936 * error. 13937 */ 13938 private int mRetries = 0; 13939 13940 /** User handle for the user requesting the information or installation. */ 13941 private final UserHandle mUser; 13942 String traceMethod; 13943 int traceCookie; 13944 13945 HandlerParams(UserHandle user) { 13946 mUser = user; 13947 } 13948 13949 UserHandle getUser() { 13950 return mUser; 13951 } 13952 13953 HandlerParams setTraceMethod(String traceMethod) { 13954 this.traceMethod = traceMethod; 13955 return this; 13956 } 13957 13958 HandlerParams setTraceCookie(int traceCookie) { 13959 this.traceCookie = traceCookie; 13960 return this; 13961 } 13962 13963 final boolean startCopy() { 13964 boolean res; 13965 try { 13966 if (DEBUG_INSTALL) Slog.i(TAG, "startCopy " + mUser + ": " + this); 13967 13968 if (++mRetries > MAX_RETRIES) { 13969 Slog.w(TAG, "Failed to invoke remote methods on default container service. Giving up"); 13970 mHandler.sendEmptyMessage(MCS_GIVE_UP); 13971 handleServiceError(); 13972 return false; 13973 } else { 13974 handleStartCopy(); 13975 res = true; 13976 } 13977 } catch (RemoteException e) { 13978 if (DEBUG_INSTALL) Slog.i(TAG, "Posting install MCS_RECONNECT"); 13979 mHandler.sendEmptyMessage(MCS_RECONNECT); 13980 res = false; 13981 } 13982 handleReturnCode(); 13983 return res; 13984 } 13985 13986 final void serviceError() { 13987 if (DEBUG_INSTALL) Slog.i(TAG, "serviceError"); 13988 handleServiceError(); 13989 handleReturnCode(); 13990 } 13991 13992 abstract void handleStartCopy() throws RemoteException; 13993 abstract void handleServiceError(); 13994 abstract void handleReturnCode(); 13995 } 13996 13997 class MeasureParams extends HandlerParams { 13998 private final PackageStats mStats; 13999 private boolean mSuccess; 14000 14001 private final IPackageStatsObserver mObserver; 14002 14003 public MeasureParams(PackageStats stats, IPackageStatsObserver observer) { 14004 super(new UserHandle(stats.userHandle)); 14005 mObserver = observer; 14006 mStats = stats; 14007 } 14008 14009 @Override 14010 public String toString() { 14011 return "MeasureParams{" 14012 + Integer.toHexString(System.identityHashCode(this)) 14013 + " " + mStats.packageName + "}"; 14014 } 14015 14016 @Override 14017 void handleStartCopy() throws RemoteException { 14018 synchronized (mInstallLock) { 14019 mSuccess = getPackageSizeInfoLI(mStats.packageName, mStats.userHandle, mStats); 14020 } 14021 14022 if (mSuccess) { 14023 boolean mounted = false; 14024 try { 14025 final String status = Environment.getExternalStorageState(); 14026 mounted = (Environment.MEDIA_MOUNTED.equals(status) 14027 || Environment.MEDIA_MOUNTED_READ_ONLY.equals(status)); 14028 } catch (Exception e) { 14029 } 14030 14031 if (mounted) { 14032 final UserEnvironment userEnv = new UserEnvironment(mStats.userHandle); 14033 14034 mStats.externalCacheSize = calculateDirectorySize(mContainerService, 14035 userEnv.buildExternalStorageAppCacheDirs(mStats.packageName)); 14036 14037 mStats.externalDataSize = calculateDirectorySize(mContainerService, 14038 userEnv.buildExternalStorageAppDataDirs(mStats.packageName)); 14039 14040 // Always subtract cache size, since it's a subdirectory 14041 mStats.externalDataSize -= mStats.externalCacheSize; 14042 14043 mStats.externalMediaSize = calculateDirectorySize(mContainerService, 14044 userEnv.buildExternalStorageAppMediaDirs(mStats.packageName)); 14045 14046 mStats.externalObbSize = calculateDirectorySize(mContainerService, 14047 userEnv.buildExternalStorageAppObbDirs(mStats.packageName)); 14048 } 14049 } 14050 } 14051 14052 @Override 14053 void handleReturnCode() { 14054 if (mObserver != null) { 14055 try { 14056 mObserver.onGetStatsCompleted(mStats, mSuccess); 14057 } catch (RemoteException e) { 14058 Slog.i(TAG, "Observer no longer exists."); 14059 } 14060 } 14061 } 14062 14063 @Override 14064 void handleServiceError() { 14065 Slog.e(TAG, "Could not measure application " + mStats.packageName 14066 + " external storage"); 14067 } 14068 } 14069 14070 private static long calculateDirectorySize(IMediaContainerService mcs, File[] paths) 14071 throws RemoteException { 14072 long result = 0; 14073 for (File path : paths) { 14074 result += mcs.calculateDirectorySize(path.getAbsolutePath()); 14075 } 14076 return result; 14077 } 14078 14079 private static void clearDirectory(IMediaContainerService mcs, File[] paths) { 14080 for (File path : paths) { 14081 try { 14082 mcs.clearDirectory(path.getAbsolutePath()); 14083 } catch (RemoteException e) { 14084 } 14085 } 14086 } 14087 14088 static class OriginInfo { 14089 /** 14090 * Location where install is coming from, before it has been 14091 * copied/renamed into place. This could be a single monolithic APK 14092 * file, or a cluster directory. This location may be untrusted. 14093 */ 14094 final File file; 14095 final String cid; 14096 14097 /** 14098 * Flag indicating that {@link #file} or {@link #cid} has already been 14099 * staged, meaning downstream users don't need to defensively copy the 14100 * contents. 14101 */ 14102 final boolean staged; 14103 14104 /** 14105 * Flag indicating that {@link #file} or {@link #cid} is an already 14106 * installed app that is being moved. 14107 */ 14108 final boolean existing; 14109 14110 final String resolvedPath; 14111 final File resolvedFile; 14112 14113 static OriginInfo fromNothing() { 14114 return new OriginInfo(null, null, false, false); 14115 } 14116 14117 static OriginInfo fromUntrustedFile(File file) { 14118 return new OriginInfo(file, null, false, false); 14119 } 14120 14121 static OriginInfo fromExistingFile(File file) { 14122 return new OriginInfo(file, null, false, true); 14123 } 14124 14125 static OriginInfo fromStagedFile(File file) { 14126 return new OriginInfo(file, null, true, false); 14127 } 14128 14129 static OriginInfo fromStagedContainer(String cid) { 14130 return new OriginInfo(null, cid, true, false); 14131 } 14132 14133 private OriginInfo(File file, String cid, boolean staged, boolean existing) { 14134 this.file = file; 14135 this.cid = cid; 14136 this.staged = staged; 14137 this.existing = existing; 14138 14139 if (cid != null) { 14140 resolvedPath = PackageHelper.getSdDir(cid); 14141 resolvedFile = new File(resolvedPath); 14142 } else if (file != null) { 14143 resolvedPath = file.getAbsolutePath(); 14144 resolvedFile = file; 14145 } else { 14146 resolvedPath = null; 14147 resolvedFile = null; 14148 } 14149 } 14150 } 14151 14152 static class MoveInfo { 14153 final int moveId; 14154 final String fromUuid; 14155 final String toUuid; 14156 final String packageName; 14157 final String dataAppName; 14158 final int appId; 14159 final String seinfo; 14160 final int targetSdkVersion; 14161 14162 public MoveInfo(int moveId, String fromUuid, String toUuid, String packageName, 14163 String dataAppName, int appId, String seinfo, int targetSdkVersion) { 14164 this.moveId = moveId; 14165 this.fromUuid = fromUuid; 14166 this.toUuid = toUuid; 14167 this.packageName = packageName; 14168 this.dataAppName = dataAppName; 14169 this.appId = appId; 14170 this.seinfo = seinfo; 14171 this.targetSdkVersion = targetSdkVersion; 14172 } 14173 } 14174 14175 static class VerificationInfo { 14176 /** A constant used to indicate that a uid value is not present. */ 14177 public static final int NO_UID = -1; 14178 14179 /** URI referencing where the package was downloaded from. */ 14180 final Uri originatingUri; 14181 14182 /** HTTP referrer URI associated with the originatingURI. */ 14183 final Uri referrer; 14184 14185 /** UID of the application that the install request originated from. */ 14186 final int originatingUid; 14187 14188 /** UID of application requesting the install */ 14189 final int installerUid; 14190 14191 VerificationInfo(Uri originatingUri, Uri referrer, int originatingUid, int installerUid) { 14192 this.originatingUri = originatingUri; 14193 this.referrer = referrer; 14194 this.originatingUid = originatingUid; 14195 this.installerUid = installerUid; 14196 } 14197 } 14198 14199 class InstallParams extends HandlerParams { 14200 final OriginInfo origin; 14201 final MoveInfo move; 14202 final IPackageInstallObserver2 observer; 14203 int installFlags; 14204 final String installerPackageName; 14205 final String volumeUuid; 14206 private InstallArgs mArgs; 14207 private int mRet; 14208 final String packageAbiOverride; 14209 final String[] grantedRuntimePermissions; 14210 final VerificationInfo verificationInfo; 14211 final Certificate[][] certificates; 14212 final int installReason; 14213 14214 InstallParams(OriginInfo origin, MoveInfo move, IPackageInstallObserver2 observer, 14215 int installFlags, String installerPackageName, String volumeUuid, 14216 VerificationInfo verificationInfo, UserHandle user, String packageAbiOverride, 14217 String[] grantedPermissions, Certificate[][] certificates, int installReason) { 14218 super(user); 14219 this.origin = origin; 14220 this.move = move; 14221 this.observer = observer; 14222 this.installFlags = installFlags; 14223 this.installerPackageName = installerPackageName; 14224 this.volumeUuid = volumeUuid; 14225 this.verificationInfo = verificationInfo; 14226 this.packageAbiOverride = packageAbiOverride; 14227 this.grantedRuntimePermissions = grantedPermissions; 14228 this.certificates = certificates; 14229 this.installReason = installReason; 14230 } 14231 14232 @Override 14233 public String toString() { 14234 return "InstallParams{" + Integer.toHexString(System.identityHashCode(this)) 14235 + " file=" + origin.file + " cid=" + origin.cid + "}"; 14236 } 14237 14238 private int installLocationPolicy(PackageInfoLite pkgLite) { 14239 String packageName = pkgLite.packageName; 14240 int installLocation = pkgLite.installLocation; 14241 boolean onSd = (installFlags & PackageManager.INSTALL_EXTERNAL) != 0; 14242 // reader 14243 synchronized (mPackages) { 14244 // Currently installed package which the new package is attempting to replace or 14245 // null if no such package is installed. 14246 PackageParser.Package installedPkg = mPackages.get(packageName); 14247 // Package which currently owns the data which the new package will own if installed. 14248 // If an app is unstalled while keeping data (e.g., adb uninstall -k), installedPkg 14249 // will be null whereas dataOwnerPkg will contain information about the package 14250 // which was uninstalled while keeping its data. 14251 PackageParser.Package dataOwnerPkg = installedPkg; 14252 if (dataOwnerPkg == null) { 14253 PackageSetting ps = mSettings.mPackages.get(packageName); 14254 if (ps != null) { 14255 dataOwnerPkg = ps.pkg; 14256 } 14257 } 14258 14259 if (dataOwnerPkg != null) { 14260 // If installed, the package will get access to data left on the device by its 14261 // predecessor. As a security measure, this is permited only if this is not a 14262 // version downgrade or if the predecessor package is marked as debuggable and 14263 // a downgrade is explicitly requested. 14264 // 14265 // On debuggable platform builds, downgrades are permitted even for 14266 // non-debuggable packages to make testing easier. Debuggable platform builds do 14267 // not offer security guarantees and thus it's OK to disable some security 14268 // mechanisms to make debugging/testing easier on those builds. However, even on 14269 // debuggable builds downgrades of packages are permitted only if requested via 14270 // installFlags. This is because we aim to keep the behavior of debuggable 14271 // platform builds as close as possible to the behavior of non-debuggable 14272 // platform builds. 14273 final boolean downgradeRequested = 14274 (installFlags & PackageManager.INSTALL_ALLOW_DOWNGRADE) != 0; 14275 final boolean packageDebuggable = 14276 (dataOwnerPkg.applicationInfo.flags 14277 & ApplicationInfo.FLAG_DEBUGGABLE) != 0; 14278 final boolean downgradePermitted = 14279 (downgradeRequested) && ((Build.IS_DEBUGGABLE) || (packageDebuggable)); 14280 if (!downgradePermitted) { 14281 try { 14282 checkDowngrade(dataOwnerPkg, pkgLite); 14283 } catch (PackageManagerException e) { 14284 Slog.w(TAG, "Downgrade detected: " + e.getMessage()); 14285 return PackageHelper.RECOMMEND_FAILED_VERSION_DOWNGRADE; 14286 } 14287 } 14288 } 14289 14290 if (installedPkg != null) { 14291 if ((installFlags & PackageManager.INSTALL_REPLACE_EXISTING) != 0) { 14292 // Check for updated system application. 14293 if ((installedPkg.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) != 0) { 14294 if (onSd) { 14295 Slog.w(TAG, "Cannot install update to system app on sdcard"); 14296 return PackageHelper.RECOMMEND_FAILED_INVALID_LOCATION; 14297 } 14298 return PackageHelper.RECOMMEND_INSTALL_INTERNAL; 14299 } else { 14300 if (onSd) { 14301 // Install flag overrides everything. 14302 return PackageHelper.RECOMMEND_INSTALL_EXTERNAL; 14303 } 14304 // If current upgrade specifies particular preference 14305 if (installLocation == PackageInfo.INSTALL_LOCATION_INTERNAL_ONLY) { 14306 // Application explicitly specified internal. 14307 return PackageHelper.RECOMMEND_INSTALL_INTERNAL; 14308 } else if (installLocation == PackageInfo.INSTALL_LOCATION_PREFER_EXTERNAL) { 14309 // App explictly prefers external. Let policy decide 14310 } else { 14311 // Prefer previous location 14312 if (isExternal(installedPkg)) { 14313 return PackageHelper.RECOMMEND_INSTALL_EXTERNAL; 14314 } 14315 return PackageHelper.RECOMMEND_INSTALL_INTERNAL; 14316 } 14317 } 14318 } else { 14319 // Invalid install. Return error code 14320 return PackageHelper.RECOMMEND_FAILED_ALREADY_EXISTS; 14321 } 14322 } 14323 } 14324 // All the special cases have been taken care of. 14325 // Return result based on recommended install location. 14326 if (onSd) { 14327 return PackageHelper.RECOMMEND_INSTALL_EXTERNAL; 14328 } 14329 return pkgLite.recommendedInstallLocation; 14330 } 14331 14332 /* 14333 * Invoke remote method to get package information and install 14334 * location values. Override install location based on default 14335 * policy if needed and then create install arguments based 14336 * on the install location. 14337 */ 14338 public void handleStartCopy() throws RemoteException { 14339 int ret = PackageManager.INSTALL_SUCCEEDED; 14340 14341 // If we're already staged, we've firmly committed to an install location 14342 if (origin.staged) { 14343 if (origin.file != null) { 14344 installFlags |= PackageManager.INSTALL_INTERNAL; 14345 installFlags &= ~PackageManager.INSTALL_EXTERNAL; 14346 } else if (origin.cid != null) { 14347 installFlags |= PackageManager.INSTALL_EXTERNAL; 14348 installFlags &= ~PackageManager.INSTALL_INTERNAL; 14349 } else { 14350 throw new IllegalStateException("Invalid stage location"); 14351 } 14352 } 14353 14354 final boolean onSd = (installFlags & PackageManager.INSTALL_EXTERNAL) != 0; 14355 final boolean onInt = (installFlags & PackageManager.INSTALL_INTERNAL) != 0; 14356 final boolean ephemeral = (installFlags & PackageManager.INSTALL_EPHEMERAL) != 0; 14357 PackageInfoLite pkgLite = null; 14358 14359 if (onInt && onSd) { 14360 // Check if both bits are set. 14361 Slog.w(TAG, "Conflicting flags specified for installing on both internal and external"); 14362 ret = PackageManager.INSTALL_FAILED_INVALID_INSTALL_LOCATION; 14363 } else if (onSd && ephemeral) { 14364 Slog.w(TAG, "Conflicting flags specified for installing ephemeral on external"); 14365 ret = PackageManager.INSTALL_FAILED_INVALID_INSTALL_LOCATION; 14366 } else { 14367 pkgLite = mContainerService.getMinimalPackageInfo(origin.resolvedPath, installFlags, 14368 packageAbiOverride); 14369 14370 if (DEBUG_EPHEMERAL && ephemeral) { 14371 Slog.v(TAG, "pkgLite for install: " + pkgLite); 14372 } 14373 14374 /* 14375 * If we have too little free space, try to free cache 14376 * before giving up. 14377 */ 14378 if (!origin.staged && pkgLite.recommendedInstallLocation 14379 == PackageHelper.RECOMMEND_FAILED_INSUFFICIENT_STORAGE) { 14380 // TODO: focus freeing disk space on the target device 14381 final StorageManager storage = StorageManager.from(mContext); 14382 final long lowThreshold = storage.getStorageLowBytes( 14383 Environment.getDataDirectory()); 14384 14385 final long sizeBytes = mContainerService.calculateInstalledSize( 14386 origin.resolvedPath, isForwardLocked(), packageAbiOverride); 14387 14388 try { 14389 mInstaller.freeCache(null, sizeBytes + lowThreshold, 0); 14390 pkgLite = mContainerService.getMinimalPackageInfo(origin.resolvedPath, 14391 installFlags, packageAbiOverride); 14392 } catch (InstallerException e) { 14393 Slog.w(TAG, "Failed to free cache", e); 14394 } 14395 14396 /* 14397 * The cache free must have deleted the file we 14398 * downloaded to install. 14399 * 14400 * TODO: fix the "freeCache" call to not delete 14401 * the file we care about. 14402 */ 14403 if (pkgLite.recommendedInstallLocation 14404 == PackageHelper.RECOMMEND_FAILED_INVALID_URI) { 14405 pkgLite.recommendedInstallLocation 14406 = PackageHelper.RECOMMEND_FAILED_INSUFFICIENT_STORAGE; 14407 } 14408 } 14409 } 14410 14411 if (ret == PackageManager.INSTALL_SUCCEEDED) { 14412 int loc = pkgLite.recommendedInstallLocation; 14413 if (loc == PackageHelper.RECOMMEND_FAILED_INVALID_LOCATION) { 14414 ret = PackageManager.INSTALL_FAILED_INVALID_INSTALL_LOCATION; 14415 } else if (loc == PackageHelper.RECOMMEND_FAILED_ALREADY_EXISTS) { 14416 ret = PackageManager.INSTALL_FAILED_ALREADY_EXISTS; 14417 } else if (loc == PackageHelper.RECOMMEND_FAILED_INSUFFICIENT_STORAGE) { 14418 ret = PackageManager.INSTALL_FAILED_INSUFFICIENT_STORAGE; 14419 } else if (loc == PackageHelper.RECOMMEND_FAILED_INVALID_APK) { 14420 ret = PackageManager.INSTALL_FAILED_INVALID_APK; 14421 } else if (loc == PackageHelper.RECOMMEND_FAILED_INVALID_URI) { 14422 ret = PackageManager.INSTALL_FAILED_INVALID_URI; 14423 } else if (loc == PackageHelper.RECOMMEND_MEDIA_UNAVAILABLE) { 14424 ret = PackageManager.INSTALL_FAILED_MEDIA_UNAVAILABLE; 14425 } else { 14426 // Override with defaults if needed. 14427 loc = installLocationPolicy(pkgLite); 14428 if (loc == PackageHelper.RECOMMEND_FAILED_VERSION_DOWNGRADE) { 14429 ret = PackageManager.INSTALL_FAILED_VERSION_DOWNGRADE; 14430 } else if (!onSd && !onInt) { 14431 // Override install location with flags 14432 if (loc == PackageHelper.RECOMMEND_INSTALL_EXTERNAL) { 14433 // Set the flag to install on external media. 14434 installFlags |= PackageManager.INSTALL_EXTERNAL; 14435 installFlags &= ~PackageManager.INSTALL_INTERNAL; 14436 } else if (loc == PackageHelper.RECOMMEND_INSTALL_EPHEMERAL) { 14437 if (DEBUG_EPHEMERAL) { 14438 Slog.v(TAG, "...setting INSTALL_EPHEMERAL install flag"); 14439 } 14440 installFlags |= PackageManager.INSTALL_EPHEMERAL; 14441 installFlags &= ~(PackageManager.INSTALL_EXTERNAL 14442 |PackageManager.INSTALL_INTERNAL); 14443 } else { 14444 // Make sure the flag for installing on external 14445 // media is unset 14446 installFlags |= PackageManager.INSTALL_INTERNAL; 14447 installFlags &= ~PackageManager.INSTALL_EXTERNAL; 14448 } 14449 } 14450 } 14451 } 14452 14453 final InstallArgs args = createInstallArgs(this); 14454 mArgs = args; 14455 14456 if (ret == PackageManager.INSTALL_SUCCEEDED) { 14457 // TODO: http://b/22976637 14458 // Apps installed for "all" users use the device owner to verify the app 14459 UserHandle verifierUser = getUser(); 14460 if (verifierUser == UserHandle.ALL) { 14461 verifierUser = UserHandle.SYSTEM; 14462 } 14463 14464 /* 14465 * Determine if we have any installed package verifiers. If we 14466 * do, then we'll defer to them to verify the packages. 14467 */ 14468 final int requiredUid = mRequiredVerifierPackage == null ? -1 14469 : getPackageUid(mRequiredVerifierPackage, MATCH_DEBUG_TRIAGED_MISSING, 14470 verifierUser.getIdentifier()); 14471 if (!origin.existing && requiredUid != -1 14472 && isVerificationEnabled(verifierUser.getIdentifier(), installFlags)) { 14473 final Intent verification = new Intent( 14474 Intent.ACTION_PACKAGE_NEEDS_VERIFICATION); 14475 verification.addFlags(Intent.FLAG_RECEIVER_FOREGROUND); 14476 verification.setDataAndType(Uri.fromFile(new File(origin.resolvedPath)), 14477 PACKAGE_MIME_TYPE); 14478 verification.addFlags(Intent.FLAG_GRANT_READ_URI_PERMISSION); 14479 14480 // Query all live verifiers based on current user state 14481 final List<ResolveInfo> receivers = queryIntentReceiversInternal(verification, 14482 PACKAGE_MIME_TYPE, 0, verifierUser.getIdentifier()); 14483 14484 if (DEBUG_VERIFY) { 14485 Slog.d(TAG, "Found " + receivers.size() + " verifiers for intent " 14486 + verification.toString() + " with " + pkgLite.verifiers.length 14487 + " optional verifiers"); 14488 } 14489 14490 final int verificationId = mPendingVerificationToken++; 14491 14492 verification.putExtra(PackageManager.EXTRA_VERIFICATION_ID, verificationId); 14493 14494 verification.putExtra(PackageManager.EXTRA_VERIFICATION_INSTALLER_PACKAGE, 14495 installerPackageName); 14496 14497 verification.putExtra(PackageManager.EXTRA_VERIFICATION_INSTALL_FLAGS, 14498 installFlags); 14499 14500 verification.putExtra(PackageManager.EXTRA_VERIFICATION_PACKAGE_NAME, 14501 pkgLite.packageName); 14502 14503 verification.putExtra(PackageManager.EXTRA_VERIFICATION_VERSION_CODE, 14504 pkgLite.versionCode); 14505 14506 if (verificationInfo != null) { 14507 if (verificationInfo.originatingUri != null) { 14508 verification.putExtra(Intent.EXTRA_ORIGINATING_URI, 14509 verificationInfo.originatingUri); 14510 } 14511 if (verificationInfo.referrer != null) { 14512 verification.putExtra(Intent.EXTRA_REFERRER, 14513 verificationInfo.referrer); 14514 } 14515 if (verificationInfo.originatingUid >= 0) { 14516 verification.putExtra(Intent.EXTRA_ORIGINATING_UID, 14517 verificationInfo.originatingUid); 14518 } 14519 if (verificationInfo.installerUid >= 0) { 14520 verification.putExtra(PackageManager.EXTRA_VERIFICATION_INSTALLER_UID, 14521 verificationInfo.installerUid); 14522 } 14523 } 14524 14525 final PackageVerificationState verificationState = new PackageVerificationState( 14526 requiredUid, args); 14527 14528 mPendingVerification.append(verificationId, verificationState); 14529 14530 final List<ComponentName> sufficientVerifiers = matchVerifiers(pkgLite, 14531 receivers, verificationState); 14532 14533 /* 14534 * If any sufficient verifiers were listed in the package 14535 * manifest, attempt to ask them. 14536 */ 14537 if (sufficientVerifiers != null) { 14538 final int N = sufficientVerifiers.size(); 14539 if (N == 0) { 14540 Slog.i(TAG, "Additional verifiers required, but none installed."); 14541 ret = PackageManager.INSTALL_FAILED_VERIFICATION_FAILURE; 14542 } else { 14543 for (int i = 0; i < N; i++) { 14544 final ComponentName verifierComponent = sufficientVerifiers.get(i); 14545 14546 final Intent sufficientIntent = new Intent(verification); 14547 sufficientIntent.setComponent(verifierComponent); 14548 mContext.sendBroadcastAsUser(sufficientIntent, verifierUser); 14549 } 14550 } 14551 } 14552 14553 final ComponentName requiredVerifierComponent = matchComponentForVerifier( 14554 mRequiredVerifierPackage, receivers); 14555 if (ret == PackageManager.INSTALL_SUCCEEDED 14556 && mRequiredVerifierPackage != null) { 14557 Trace.asyncTraceBegin( 14558 TRACE_TAG_PACKAGE_MANAGER, "verification", verificationId); 14559 /* 14560 * Send the intent to the required verification agent, 14561 * but only start the verification timeout after the 14562 * target BroadcastReceivers have run. 14563 */ 14564 verification.setComponent(requiredVerifierComponent); 14565 mContext.sendOrderedBroadcastAsUser(verification, verifierUser, 14566 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 14567 new BroadcastReceiver() { 14568 @Override 14569 public void onReceive(Context context, Intent intent) { 14570 final Message msg = mHandler 14571 .obtainMessage(CHECK_PENDING_VERIFICATION); 14572 msg.arg1 = verificationId; 14573 mHandler.sendMessageDelayed(msg, getVerificationTimeout()); 14574 } 14575 }, null, 0, null, null); 14576 14577 /* 14578 * We don't want the copy to proceed until verification 14579 * succeeds, so null out this field. 14580 */ 14581 mArgs = null; 14582 } 14583 } else { 14584 /* 14585 * No package verification is enabled, so immediately start 14586 * the remote call to initiate copy using temporary file. 14587 */ 14588 ret = args.copyApk(mContainerService, true); 14589 } 14590 } 14591 14592 mRet = ret; 14593 } 14594 14595 @Override 14596 void handleReturnCode() { 14597 // If mArgs is null, then MCS couldn't be reached. When it 14598 // reconnects, it will try again to install. At that point, this 14599 // will succeed. 14600 if (mArgs != null) { 14601 processPendingInstall(mArgs, mRet); 14602 } 14603 } 14604 14605 @Override 14606 void handleServiceError() { 14607 mArgs = createInstallArgs(this); 14608 mRet = PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 14609 } 14610 14611 public boolean isForwardLocked() { 14612 return (installFlags & PackageManager.INSTALL_FORWARD_LOCK) != 0; 14613 } 14614 } 14615 14616 /** 14617 * Used during creation of InstallArgs 14618 * 14619 * @param installFlags package installation flags 14620 * @return true if should be installed on external storage 14621 */ 14622 private static boolean installOnExternalAsec(int installFlags) { 14623 if ((installFlags & PackageManager.INSTALL_INTERNAL) != 0) { 14624 return false; 14625 } 14626 if ((installFlags & PackageManager.INSTALL_EXTERNAL) != 0) { 14627 return true; 14628 } 14629 return false; 14630 } 14631 14632 /** 14633 * Used during creation of InstallArgs 14634 * 14635 * @param installFlags package installation flags 14636 * @return true if should be installed as forward locked 14637 */ 14638 private static boolean installForwardLocked(int installFlags) { 14639 return (installFlags & PackageManager.INSTALL_FORWARD_LOCK) != 0; 14640 } 14641 14642 private InstallArgs createInstallArgs(InstallParams params) { 14643 if (params.move != null) { 14644 return new MoveInstallArgs(params); 14645 } else if (installOnExternalAsec(params.installFlags) || params.isForwardLocked()) { 14646 return new AsecInstallArgs(params); 14647 } else { 14648 return new FileInstallArgs(params); 14649 } 14650 } 14651 14652 /** 14653 * Create args that describe an existing installed package. Typically used 14654 * when cleaning up old installs, or used as a move source. 14655 */ 14656 private InstallArgs createInstallArgsForExisting(int installFlags, String codePath, 14657 String resourcePath, String[] instructionSets) { 14658 final boolean isInAsec; 14659 if (installOnExternalAsec(installFlags)) { 14660 /* Apps on SD card are always in ASEC containers. */ 14661 isInAsec = true; 14662 } else if (installForwardLocked(installFlags) 14663 && !codePath.startsWith(mDrmAppPrivateInstallDir.getAbsolutePath())) { 14664 /* 14665 * Forward-locked apps are only in ASEC containers if they're the 14666 * new style 14667 */ 14668 isInAsec = true; 14669 } else { 14670 isInAsec = false; 14671 } 14672 14673 if (isInAsec) { 14674 return new AsecInstallArgs(codePath, instructionSets, 14675 installOnExternalAsec(installFlags), installForwardLocked(installFlags)); 14676 } else { 14677 return new FileInstallArgs(codePath, resourcePath, instructionSets); 14678 } 14679 } 14680 14681 static abstract class InstallArgs { 14682 /** @see InstallParams#origin */ 14683 final OriginInfo origin; 14684 /** @see InstallParams#move */ 14685 final MoveInfo move; 14686 14687 final IPackageInstallObserver2 observer; 14688 // Always refers to PackageManager flags only 14689 final int installFlags; 14690 final String installerPackageName; 14691 final String volumeUuid; 14692 final UserHandle user; 14693 final String abiOverride; 14694 final String[] installGrantPermissions; 14695 /** If non-null, drop an async trace when the install completes */ 14696 final String traceMethod; 14697 final int traceCookie; 14698 final Certificate[][] certificates; 14699 final int installReason; 14700 14701 // The list of instruction sets supported by this app. This is currently 14702 // only used during the rmdex() phase to clean up resources. We can get rid of this 14703 // if we move dex files under the common app path. 14704 /* nullable */ String[] instructionSets; 14705 14706 InstallArgs(OriginInfo origin, MoveInfo move, IPackageInstallObserver2 observer, 14707 int installFlags, String installerPackageName, String volumeUuid, 14708 UserHandle user, String[] instructionSets, 14709 String abiOverride, String[] installGrantPermissions, 14710 String traceMethod, int traceCookie, Certificate[][] certificates, 14711 int installReason) { 14712 this.origin = origin; 14713 this.move = move; 14714 this.installFlags = installFlags; 14715 this.observer = observer; 14716 this.installerPackageName = installerPackageName; 14717 this.volumeUuid = volumeUuid; 14718 this.user = user; 14719 this.instructionSets = instructionSets; 14720 this.abiOverride = abiOverride; 14721 this.installGrantPermissions = installGrantPermissions; 14722 this.traceMethod = traceMethod; 14723 this.traceCookie = traceCookie; 14724 this.certificates = certificates; 14725 this.installReason = installReason; 14726 } 14727 14728 abstract int copyApk(IMediaContainerService imcs, boolean temp) throws RemoteException; 14729 abstract int doPreInstall(int status); 14730 14731 /** 14732 * Rename package into final resting place. All paths on the given 14733 * scanned package should be updated to reflect the rename. 14734 */ 14735 abstract boolean doRename(int status, PackageParser.Package pkg, String oldCodePath); 14736 abstract int doPostInstall(int status, int uid); 14737 14738 /** @see PackageSettingBase#codePathString */ 14739 abstract String getCodePath(); 14740 /** @see PackageSettingBase#resourcePathString */ 14741 abstract String getResourcePath(); 14742 14743 // Need installer lock especially for dex file removal. 14744 abstract void cleanUpResourcesLI(); 14745 abstract boolean doPostDeleteLI(boolean delete); 14746 14747 /** 14748 * Called before the source arguments are copied. This is used mostly 14749 * for MoveParams when it needs to read the source file to put it in the 14750 * destination. 14751 */ 14752 int doPreCopy() { 14753 return PackageManager.INSTALL_SUCCEEDED; 14754 } 14755 14756 /** 14757 * Called after the source arguments are copied. This is used mostly for 14758 * MoveParams when it needs to read the source file to put it in the 14759 * destination. 14760 */ 14761 int doPostCopy(int uid) { 14762 return PackageManager.INSTALL_SUCCEEDED; 14763 } 14764 14765 protected boolean isFwdLocked() { 14766 return (installFlags & PackageManager.INSTALL_FORWARD_LOCK) != 0; 14767 } 14768 14769 protected boolean isExternalAsec() { 14770 return (installFlags & PackageManager.INSTALL_EXTERNAL) != 0; 14771 } 14772 14773 protected boolean isEphemeral() { 14774 return (installFlags & PackageManager.INSTALL_EPHEMERAL) != 0; 14775 } 14776 14777 UserHandle getUser() { 14778 return user; 14779 } 14780 } 14781 14782 private void removeDexFiles(List<String> allCodePaths, String[] instructionSets) { 14783 if (!allCodePaths.isEmpty()) { 14784 if (instructionSets == null) { 14785 throw new IllegalStateException("instructionSet == null"); 14786 } 14787 String[] dexCodeInstructionSets = getDexCodeInstructionSets(instructionSets); 14788 for (String codePath : allCodePaths) { 14789 for (String dexCodeInstructionSet : dexCodeInstructionSets) { 14790 try { 14791 mInstaller.rmdex(codePath, dexCodeInstructionSet); 14792 } catch (InstallerException ignored) { 14793 } 14794 } 14795 } 14796 } 14797 } 14798 14799 /** 14800 * Logic to handle installation of non-ASEC applications, including copying 14801 * and renaming logic. 14802 */ 14803 class FileInstallArgs extends InstallArgs { 14804 private File codeFile; 14805 private File resourceFile; 14806 14807 // Example topology: 14808 // /data/app/com.example/base.apk 14809 // /data/app/com.example/split_foo.apk 14810 // /data/app/com.example/lib/arm/libfoo.so 14811 // /data/app/com.example/lib/arm64/libfoo.so 14812 // /data/app/com.example/dalvik/arm/base.apk@classes.dex 14813 14814 /** New install */ 14815 FileInstallArgs(InstallParams params) { 14816 super(params.origin, params.move, params.observer, params.installFlags, 14817 params.installerPackageName, params.volumeUuid, 14818 params.getUser(), null /*instructionSets*/, params.packageAbiOverride, 14819 params.grantedRuntimePermissions, 14820 params.traceMethod, params.traceCookie, params.certificates, 14821 params.installReason); 14822 if (isFwdLocked()) { 14823 throw new IllegalArgumentException("Forward locking only supported in ASEC"); 14824 } 14825 } 14826 14827 /** Existing install */ 14828 FileInstallArgs(String codePath, String resourcePath, String[] instructionSets) { 14829 super(OriginInfo.fromNothing(), null, null, 0, null, null, null, instructionSets, 14830 null, null, null, 0, null /*certificates*/, 14831 PackageManager.INSTALL_REASON_UNKNOWN); 14832 this.codeFile = (codePath != null) ? new File(codePath) : null; 14833 this.resourceFile = (resourcePath != null) ? new File(resourcePath) : null; 14834 } 14835 14836 int copyApk(IMediaContainerService imcs, boolean temp) throws RemoteException { 14837 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "copyApk"); 14838 try { 14839 return doCopyApk(imcs, temp); 14840 } finally { 14841 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 14842 } 14843 } 14844 14845 private int doCopyApk(IMediaContainerService imcs, boolean temp) throws RemoteException { 14846 if (origin.staged) { 14847 if (DEBUG_INSTALL) Slog.d(TAG, origin.file + " already staged; skipping copy"); 14848 codeFile = origin.file; 14849 resourceFile = origin.file; 14850 return PackageManager.INSTALL_SUCCEEDED; 14851 } 14852 14853 try { 14854 final boolean isEphemeral = (installFlags & PackageManager.INSTALL_EPHEMERAL) != 0; 14855 final File tempDir = 14856 mInstallerService.allocateStageDirLegacy(volumeUuid, isEphemeral); 14857 codeFile = tempDir; 14858 resourceFile = tempDir; 14859 } catch (IOException e) { 14860 Slog.w(TAG, "Failed to create copy file: " + e); 14861 return PackageManager.INSTALL_FAILED_INSUFFICIENT_STORAGE; 14862 } 14863 14864 final IParcelFileDescriptorFactory target = new IParcelFileDescriptorFactory.Stub() { 14865 @Override 14866 public ParcelFileDescriptor open(String name, int mode) throws RemoteException { 14867 if (!FileUtils.isValidExtFilename(name)) { 14868 throw new IllegalArgumentException("Invalid filename: " + name); 14869 } 14870 try { 14871 final File file = new File(codeFile, name); 14872 final FileDescriptor fd = Os.open(file.getAbsolutePath(), 14873 O_RDWR | O_CREAT, 0644); 14874 Os.chmod(file.getAbsolutePath(), 0644); 14875 return new ParcelFileDescriptor(fd); 14876 } catch (ErrnoException e) { 14877 throw new RemoteException("Failed to open: " + e.getMessage()); 14878 } 14879 } 14880 }; 14881 14882 int ret = PackageManager.INSTALL_SUCCEEDED; 14883 ret = imcs.copyPackage(origin.file.getAbsolutePath(), target); 14884 if (ret != PackageManager.INSTALL_SUCCEEDED) { 14885 Slog.e(TAG, "Failed to copy package"); 14886 return ret; 14887 } 14888 14889 final File libraryRoot = new File(codeFile, LIB_DIR_NAME); 14890 NativeLibraryHelper.Handle handle = null; 14891 try { 14892 handle = NativeLibraryHelper.Handle.create(codeFile); 14893 ret = NativeLibraryHelper.copyNativeBinariesWithOverride(handle, libraryRoot, 14894 abiOverride); 14895 } catch (IOException e) { 14896 Slog.e(TAG, "Copying native libraries failed", e); 14897 ret = PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 14898 } finally { 14899 IoUtils.closeQuietly(handle); 14900 } 14901 14902 return ret; 14903 } 14904 14905 int doPreInstall(int status) { 14906 if (status != PackageManager.INSTALL_SUCCEEDED) { 14907 cleanUp(); 14908 } 14909 return status; 14910 } 14911 14912 boolean doRename(int status, PackageParser.Package pkg, String oldCodePath) { 14913 if (status != PackageManager.INSTALL_SUCCEEDED) { 14914 cleanUp(); 14915 return false; 14916 } 14917 14918 final File targetDir = codeFile.getParentFile(); 14919 final File beforeCodeFile = codeFile; 14920 final File afterCodeFile = getNextCodePath(targetDir, pkg.packageName); 14921 14922 if (DEBUG_INSTALL) Slog.d(TAG, "Renaming " + beforeCodeFile + " to " + afterCodeFile); 14923 try { 14924 Os.rename(beforeCodeFile.getAbsolutePath(), afterCodeFile.getAbsolutePath()); 14925 } catch (ErrnoException e) { 14926 Slog.w(TAG, "Failed to rename", e); 14927 return false; 14928 } 14929 14930 if (!SELinux.restoreconRecursive(afterCodeFile)) { 14931 Slog.w(TAG, "Failed to restorecon"); 14932 return false; 14933 } 14934 14935 // Reflect the rename internally 14936 codeFile = afterCodeFile; 14937 resourceFile = afterCodeFile; 14938 14939 // Reflect the rename in scanned details 14940 pkg.setCodePath(afterCodeFile.getAbsolutePath()); 14941 pkg.setBaseCodePath(FileUtils.rewriteAfterRename(beforeCodeFile, 14942 afterCodeFile, pkg.baseCodePath)); 14943 pkg.setSplitCodePaths(FileUtils.rewriteAfterRename(beforeCodeFile, 14944 afterCodeFile, pkg.splitCodePaths)); 14945 14946 // Reflect the rename in app info 14947 pkg.setApplicationVolumeUuid(pkg.volumeUuid); 14948 pkg.setApplicationInfoCodePath(pkg.codePath); 14949 pkg.setApplicationInfoBaseCodePath(pkg.baseCodePath); 14950 pkg.setApplicationInfoSplitCodePaths(pkg.splitCodePaths); 14951 pkg.setApplicationInfoResourcePath(pkg.codePath); 14952 pkg.setApplicationInfoBaseResourcePath(pkg.baseCodePath); 14953 pkg.setApplicationInfoSplitResourcePaths(pkg.splitCodePaths); 14954 14955 return true; 14956 } 14957 14958 int doPostInstall(int status, int uid) { 14959 if (status != PackageManager.INSTALL_SUCCEEDED) { 14960 cleanUp(); 14961 } 14962 return status; 14963 } 14964 14965 @Override 14966 String getCodePath() { 14967 return (codeFile != null) ? codeFile.getAbsolutePath() : null; 14968 } 14969 14970 @Override 14971 String getResourcePath() { 14972 return (resourceFile != null) ? resourceFile.getAbsolutePath() : null; 14973 } 14974 14975 private boolean cleanUp() { 14976 if (codeFile == null || !codeFile.exists()) { 14977 return false; 14978 } 14979 14980 removeCodePathLI(codeFile); 14981 14982 if (resourceFile != null && !FileUtils.contains(codeFile, resourceFile)) { 14983 resourceFile.delete(); 14984 } 14985 14986 return true; 14987 } 14988 14989 void cleanUpResourcesLI() { 14990 // Try enumerating all code paths before deleting 14991 List<String> allCodePaths = Collections.EMPTY_LIST; 14992 if (codeFile != null && codeFile.exists()) { 14993 try { 14994 final PackageLite pkg = PackageParser.parsePackageLite(codeFile, 0); 14995 allCodePaths = pkg.getAllCodePaths(); 14996 } catch (PackageParserException e) { 14997 // Ignored; we tried our best 14998 } 14999 } 15000 15001 cleanUp(); 15002 removeDexFiles(allCodePaths, instructionSets); 15003 } 15004 15005 boolean doPostDeleteLI(boolean delete) { 15006 // XXX err, shouldn't we respect the delete flag? 15007 cleanUpResourcesLI(); 15008 return true; 15009 } 15010 } 15011 15012 private boolean isAsecExternal(String cid) { 15013 final String asecPath = PackageHelper.getSdFilesystem(cid); 15014 return !asecPath.startsWith(mAsecInternalPath); 15015 } 15016 15017 private static void maybeThrowExceptionForMultiArchCopy(String message, int copyRet) throws 15018 PackageManagerException { 15019 if (copyRet < 0) { 15020 if (copyRet != PackageManager.NO_NATIVE_LIBRARIES && 15021 copyRet != PackageManager.INSTALL_FAILED_NO_MATCHING_ABIS) { 15022 throw new PackageManagerException(copyRet, message); 15023 } 15024 } 15025 } 15026 15027 /** 15028 * Extract the StorageManagerService "container ID" from the full code path of an 15029 * .apk. 15030 */ 15031 static String cidFromCodePath(String fullCodePath) { 15032 int eidx = fullCodePath.lastIndexOf("/"); 15033 String subStr1 = fullCodePath.substring(0, eidx); 15034 int sidx = subStr1.lastIndexOf("/"); 15035 return subStr1.substring(sidx+1, eidx); 15036 } 15037 15038 /** 15039 * Logic to handle installation of ASEC applications, including copying and 15040 * renaming logic. 15041 */ 15042 class AsecInstallArgs extends InstallArgs { 15043 static final String RES_FILE_NAME = "pkg.apk"; 15044 static final String PUBLIC_RES_FILE_NAME = "res.zip"; 15045 15046 String cid; 15047 String packagePath; 15048 String resourcePath; 15049 15050 /** New install */ 15051 AsecInstallArgs(InstallParams params) { 15052 super(params.origin, params.move, params.observer, params.installFlags, 15053 params.installerPackageName, params.volumeUuid, 15054 params.getUser(), null /* instruction sets */, params.packageAbiOverride, 15055 params.grantedRuntimePermissions, 15056 params.traceMethod, params.traceCookie, params.certificates, 15057 params.installReason); 15058 } 15059 15060 /** Existing install */ 15061 AsecInstallArgs(String fullCodePath, String[] instructionSets, 15062 boolean isExternal, boolean isForwardLocked) { 15063 super(OriginInfo.fromNothing(), null, null, (isExternal ? INSTALL_EXTERNAL : 0) 15064 | (isForwardLocked ? INSTALL_FORWARD_LOCK : 0), null, null, null, 15065 instructionSets, null, null, null, 0, null /*certificates*/, 15066 PackageManager.INSTALL_REASON_UNKNOWN); 15067 // Hackily pretend we're still looking at a full code path 15068 if (!fullCodePath.endsWith(RES_FILE_NAME)) { 15069 fullCodePath = new File(fullCodePath, RES_FILE_NAME).getAbsolutePath(); 15070 } 15071 15072 // Extract cid from fullCodePath 15073 int eidx = fullCodePath.lastIndexOf("/"); 15074 String subStr1 = fullCodePath.substring(0, eidx); 15075 int sidx = subStr1.lastIndexOf("/"); 15076 cid = subStr1.substring(sidx+1, eidx); 15077 setMountPath(subStr1); 15078 } 15079 15080 AsecInstallArgs(String cid, String[] instructionSets, boolean isForwardLocked) { 15081 super(OriginInfo.fromNothing(), null, null, (isAsecExternal(cid) ? INSTALL_EXTERNAL : 0) 15082 | (isForwardLocked ? INSTALL_FORWARD_LOCK : 0), null, null, null, 15083 instructionSets, null, null, null, 0, null /*certificates*/, 15084 PackageManager.INSTALL_REASON_UNKNOWN); 15085 this.cid = cid; 15086 setMountPath(PackageHelper.getSdDir(cid)); 15087 } 15088 15089 void createCopyFile() { 15090 cid = mInstallerService.allocateExternalStageCidLegacy(); 15091 } 15092 15093 int copyApk(IMediaContainerService imcs, boolean temp) throws RemoteException { 15094 if (origin.staged && origin.cid != null) { 15095 if (DEBUG_INSTALL) Slog.d(TAG, origin.cid + " already staged; skipping copy"); 15096 cid = origin.cid; 15097 setMountPath(PackageHelper.getSdDir(cid)); 15098 return PackageManager.INSTALL_SUCCEEDED; 15099 } 15100 15101 if (temp) { 15102 createCopyFile(); 15103 } else { 15104 /* 15105 * Pre-emptively destroy the container since it's destroyed if 15106 * copying fails due to it existing anyway. 15107 */ 15108 PackageHelper.destroySdDir(cid); 15109 } 15110 15111 final String newMountPath = imcs.copyPackageToContainer( 15112 origin.file.getAbsolutePath(), cid, getEncryptKey(), isExternalAsec(), 15113 isFwdLocked(), deriveAbiOverride(abiOverride, null /* settings */)); 15114 15115 if (newMountPath != null) { 15116 setMountPath(newMountPath); 15117 return PackageManager.INSTALL_SUCCEEDED; 15118 } else { 15119 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 15120 } 15121 } 15122 15123 @Override 15124 String getCodePath() { 15125 return packagePath; 15126 } 15127 15128 @Override 15129 String getResourcePath() { 15130 return resourcePath; 15131 } 15132 15133 int doPreInstall(int status) { 15134 if (status != PackageManager.INSTALL_SUCCEEDED) { 15135 // Destroy container 15136 PackageHelper.destroySdDir(cid); 15137 } else { 15138 boolean mounted = PackageHelper.isContainerMounted(cid); 15139 if (!mounted) { 15140 String newMountPath = PackageHelper.mountSdDir(cid, getEncryptKey(), 15141 Process.SYSTEM_UID); 15142 if (newMountPath != null) { 15143 setMountPath(newMountPath); 15144 } else { 15145 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 15146 } 15147 } 15148 } 15149 return status; 15150 } 15151 15152 boolean doRename(int status, PackageParser.Package pkg, String oldCodePath) { 15153 String newCacheId = getNextCodePath(oldCodePath, pkg.packageName, "/" + RES_FILE_NAME); 15154 String newMountPath = null; 15155 if (PackageHelper.isContainerMounted(cid)) { 15156 // Unmount the container 15157 if (!PackageHelper.unMountSdDir(cid)) { 15158 Slog.i(TAG, "Failed to unmount " + cid + " before renaming"); 15159 return false; 15160 } 15161 } 15162 if (!PackageHelper.renameSdDir(cid, newCacheId)) { 15163 Slog.e(TAG, "Failed to rename " + cid + " to " + newCacheId + 15164 " which might be stale. Will try to clean up."); 15165 // Clean up the stale container and proceed to recreate. 15166 if (!PackageHelper.destroySdDir(newCacheId)) { 15167 Slog.e(TAG, "Very strange. Cannot clean up stale container " + newCacheId); 15168 return false; 15169 } 15170 // Successfully cleaned up stale container. Try to rename again. 15171 if (!PackageHelper.renameSdDir(cid, newCacheId)) { 15172 Slog.e(TAG, "Failed to rename " + cid + " to " + newCacheId 15173 + " inspite of cleaning it up."); 15174 return false; 15175 } 15176 } 15177 if (!PackageHelper.isContainerMounted(newCacheId)) { 15178 Slog.w(TAG, "Mounting container " + newCacheId); 15179 newMountPath = PackageHelper.mountSdDir(newCacheId, 15180 getEncryptKey(), Process.SYSTEM_UID); 15181 } else { 15182 newMountPath = PackageHelper.getSdDir(newCacheId); 15183 } 15184 if (newMountPath == null) { 15185 Slog.w(TAG, "Failed to get cache path for " + newCacheId); 15186 return false; 15187 } 15188 Log.i(TAG, "Succesfully renamed " + cid + 15189 " to " + newCacheId + 15190 " at new path: " + newMountPath); 15191 cid = newCacheId; 15192 15193 final File beforeCodeFile = new File(packagePath); 15194 setMountPath(newMountPath); 15195 final File afterCodeFile = new File(packagePath); 15196 15197 // Reflect the rename in scanned details 15198 pkg.setCodePath(afterCodeFile.getAbsolutePath()); 15199 pkg.setBaseCodePath(FileUtils.rewriteAfterRename(beforeCodeFile, 15200 afterCodeFile, pkg.baseCodePath)); 15201 pkg.setSplitCodePaths(FileUtils.rewriteAfterRename(beforeCodeFile, 15202 afterCodeFile, pkg.splitCodePaths)); 15203 15204 // Reflect the rename in app info 15205 pkg.setApplicationVolumeUuid(pkg.volumeUuid); 15206 pkg.setApplicationInfoCodePath(pkg.codePath); 15207 pkg.setApplicationInfoBaseCodePath(pkg.baseCodePath); 15208 pkg.setApplicationInfoSplitCodePaths(pkg.splitCodePaths); 15209 pkg.setApplicationInfoResourcePath(pkg.codePath); 15210 pkg.setApplicationInfoBaseResourcePath(pkg.baseCodePath); 15211 pkg.setApplicationInfoSplitResourcePaths(pkg.splitCodePaths); 15212 15213 return true; 15214 } 15215 15216 private void setMountPath(String mountPath) { 15217 final File mountFile = new File(mountPath); 15218 15219 final File monolithicFile = new File(mountFile, RES_FILE_NAME); 15220 if (monolithicFile.exists()) { 15221 packagePath = monolithicFile.getAbsolutePath(); 15222 if (isFwdLocked()) { 15223 resourcePath = new File(mountFile, PUBLIC_RES_FILE_NAME).getAbsolutePath(); 15224 } else { 15225 resourcePath = packagePath; 15226 } 15227 } else { 15228 packagePath = mountFile.getAbsolutePath(); 15229 resourcePath = packagePath; 15230 } 15231 } 15232 15233 int doPostInstall(int status, int uid) { 15234 if (status != PackageManager.INSTALL_SUCCEEDED) { 15235 cleanUp(); 15236 } else { 15237 final int groupOwner; 15238 final String protectedFile; 15239 if (isFwdLocked()) { 15240 groupOwner = UserHandle.getSharedAppGid(uid); 15241 protectedFile = RES_FILE_NAME; 15242 } else { 15243 groupOwner = -1; 15244 protectedFile = null; 15245 } 15246 15247 if (uid < Process.FIRST_APPLICATION_UID 15248 || !PackageHelper.fixSdPermissions(cid, groupOwner, protectedFile)) { 15249 Slog.e(TAG, "Failed to finalize " + cid); 15250 PackageHelper.destroySdDir(cid); 15251 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 15252 } 15253 15254 boolean mounted = PackageHelper.isContainerMounted(cid); 15255 if (!mounted) { 15256 PackageHelper.mountSdDir(cid, getEncryptKey(), Process.myUid()); 15257 } 15258 } 15259 return status; 15260 } 15261 15262 private void cleanUp() { 15263 if (DEBUG_SD_INSTALL) Slog.i(TAG, "cleanUp"); 15264 15265 // Destroy secure container 15266 PackageHelper.destroySdDir(cid); 15267 } 15268 15269 private List<String> getAllCodePaths() { 15270 final File codeFile = new File(getCodePath()); 15271 if (codeFile != null && codeFile.exists()) { 15272 try { 15273 final PackageLite pkg = PackageParser.parsePackageLite(codeFile, 0); 15274 return pkg.getAllCodePaths(); 15275 } catch (PackageParserException e) { 15276 // Ignored; we tried our best 15277 } 15278 } 15279 return Collections.EMPTY_LIST; 15280 } 15281 15282 void cleanUpResourcesLI() { 15283 // Enumerate all code paths before deleting 15284 cleanUpResourcesLI(getAllCodePaths()); 15285 } 15286 15287 private void cleanUpResourcesLI(List<String> allCodePaths) { 15288 cleanUp(); 15289 removeDexFiles(allCodePaths, instructionSets); 15290 } 15291 15292 String getPackageName() { 15293 return getAsecPackageName(cid); 15294 } 15295 15296 boolean doPostDeleteLI(boolean delete) { 15297 if (DEBUG_SD_INSTALL) Slog.i(TAG, "doPostDeleteLI() del=" + delete); 15298 final List<String> allCodePaths = getAllCodePaths(); 15299 boolean mounted = PackageHelper.isContainerMounted(cid); 15300 if (mounted) { 15301 // Unmount first 15302 if (PackageHelper.unMountSdDir(cid)) { 15303 mounted = false; 15304 } 15305 } 15306 if (!mounted && delete) { 15307 cleanUpResourcesLI(allCodePaths); 15308 } 15309 return !mounted; 15310 } 15311 15312 @Override 15313 int doPreCopy() { 15314 if (isFwdLocked()) { 15315 if (!PackageHelper.fixSdPermissions(cid, getPackageUid(DEFAULT_CONTAINER_PACKAGE, 15316 MATCH_SYSTEM_ONLY, UserHandle.USER_SYSTEM), RES_FILE_NAME)) { 15317 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 15318 } 15319 } 15320 15321 return PackageManager.INSTALL_SUCCEEDED; 15322 } 15323 15324 @Override 15325 int doPostCopy(int uid) { 15326 if (isFwdLocked()) { 15327 if (uid < Process.FIRST_APPLICATION_UID 15328 || !PackageHelper.fixSdPermissions(cid, UserHandle.getSharedAppGid(uid), 15329 RES_FILE_NAME)) { 15330 Slog.e(TAG, "Failed to finalize " + cid); 15331 PackageHelper.destroySdDir(cid); 15332 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 15333 } 15334 } 15335 15336 return PackageManager.INSTALL_SUCCEEDED; 15337 } 15338 } 15339 15340 /** 15341 * Logic to handle movement of existing installed applications. 15342 */ 15343 class MoveInstallArgs extends InstallArgs { 15344 private File codeFile; 15345 private File resourceFile; 15346 15347 /** New install */ 15348 MoveInstallArgs(InstallParams params) { 15349 super(params.origin, params.move, params.observer, params.installFlags, 15350 params.installerPackageName, params.volumeUuid, 15351 params.getUser(), null /* instruction sets */, params.packageAbiOverride, 15352 params.grantedRuntimePermissions, 15353 params.traceMethod, params.traceCookie, params.certificates, 15354 params.installReason); 15355 } 15356 15357 int copyApk(IMediaContainerService imcs, boolean temp) { 15358 if (DEBUG_INSTALL) Slog.d(TAG, "Moving " + move.packageName + " from " 15359 + move.fromUuid + " to " + move.toUuid); 15360 synchronized (mInstaller) { 15361 try { 15362 mInstaller.moveCompleteApp(move.fromUuid, move.toUuid, move.packageName, 15363 move.dataAppName, move.appId, move.seinfo, move.targetSdkVersion); 15364 } catch (InstallerException e) { 15365 Slog.w(TAG, "Failed to move app", e); 15366 return PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 15367 } 15368 } 15369 15370 codeFile = new File(Environment.getDataAppDirectory(move.toUuid), move.dataAppName); 15371 resourceFile = codeFile; 15372 if (DEBUG_INSTALL) Slog.d(TAG, "codeFile after move is " + codeFile); 15373 15374 return PackageManager.INSTALL_SUCCEEDED; 15375 } 15376 15377 int doPreInstall(int status) { 15378 if (status != PackageManager.INSTALL_SUCCEEDED) { 15379 cleanUp(move.toUuid); 15380 } 15381 return status; 15382 } 15383 15384 boolean doRename(int status, PackageParser.Package pkg, String oldCodePath) { 15385 if (status != PackageManager.INSTALL_SUCCEEDED) { 15386 cleanUp(move.toUuid); 15387 return false; 15388 } 15389 15390 // Reflect the move in app info 15391 pkg.setApplicationVolumeUuid(pkg.volumeUuid); 15392 pkg.setApplicationInfoCodePath(pkg.codePath); 15393 pkg.setApplicationInfoBaseCodePath(pkg.baseCodePath); 15394 pkg.setApplicationInfoSplitCodePaths(pkg.splitCodePaths); 15395 pkg.setApplicationInfoResourcePath(pkg.codePath); 15396 pkg.setApplicationInfoBaseResourcePath(pkg.baseCodePath); 15397 pkg.setApplicationInfoSplitResourcePaths(pkg.splitCodePaths); 15398 15399 return true; 15400 } 15401 15402 int doPostInstall(int status, int uid) { 15403 if (status == PackageManager.INSTALL_SUCCEEDED) { 15404 cleanUp(move.fromUuid); 15405 } else { 15406 cleanUp(move.toUuid); 15407 } 15408 return status; 15409 } 15410 15411 @Override 15412 String getCodePath() { 15413 return (codeFile != null) ? codeFile.getAbsolutePath() : null; 15414 } 15415 15416 @Override 15417 String getResourcePath() { 15418 return (resourceFile != null) ? resourceFile.getAbsolutePath() : null; 15419 } 15420 15421 private boolean cleanUp(String volumeUuid) { 15422 final File codeFile = new File(Environment.getDataAppDirectory(volumeUuid), 15423 move.dataAppName); 15424 Slog.d(TAG, "Cleaning up " + move.packageName + " on " + volumeUuid); 15425 final int[] userIds = sUserManager.getUserIds(); 15426 synchronized (mInstallLock) { 15427 // Clean up both app data and code 15428 // All package moves are frozen until finished 15429 for (int userId : userIds) { 15430 try { 15431 mInstaller.destroyAppData(volumeUuid, move.packageName, userId, 15432 StorageManager.FLAG_STORAGE_DE | StorageManager.FLAG_STORAGE_CE, 0); 15433 } catch (InstallerException e) { 15434 Slog.w(TAG, String.valueOf(e)); 15435 } 15436 } 15437 removeCodePathLI(codeFile); 15438 } 15439 return true; 15440 } 15441 15442 void cleanUpResourcesLI() { 15443 throw new UnsupportedOperationException(); 15444 } 15445 15446 boolean doPostDeleteLI(boolean delete) { 15447 throw new UnsupportedOperationException(); 15448 } 15449 } 15450 15451 static String getAsecPackageName(String packageCid) { 15452 int idx = packageCid.lastIndexOf("-"); 15453 if (idx == -1) { 15454 return packageCid; 15455 } 15456 return packageCid.substring(0, idx); 15457 } 15458 15459 // Utility method used to create code paths based on package name and available index. 15460 private static String getNextCodePath(String oldCodePath, String prefix, String suffix) { 15461 String idxStr = ""; 15462 int idx = 1; 15463 // Fall back to default value of idx=1 if prefix is not 15464 // part of oldCodePath 15465 if (oldCodePath != null) { 15466 String subStr = oldCodePath; 15467 // Drop the suffix right away 15468 if (suffix != null && subStr.endsWith(suffix)) { 15469 subStr = subStr.substring(0, subStr.length() - suffix.length()); 15470 } 15471 // If oldCodePath already contains prefix find out the 15472 // ending index to either increment or decrement. 15473 int sidx = subStr.lastIndexOf(prefix); 15474 if (sidx != -1) { 15475 subStr = subStr.substring(sidx + prefix.length()); 15476 if (subStr != null) { 15477 if (subStr.startsWith(INSTALL_PACKAGE_SUFFIX)) { 15478 subStr = subStr.substring(INSTALL_PACKAGE_SUFFIX.length()); 15479 } 15480 try { 15481 idx = Integer.parseInt(subStr); 15482 if (idx <= 1) { 15483 idx++; 15484 } else { 15485 idx--; 15486 } 15487 } catch(NumberFormatException e) { 15488 } 15489 } 15490 } 15491 } 15492 idxStr = INSTALL_PACKAGE_SUFFIX + Integer.toString(idx); 15493 return prefix + idxStr; 15494 } 15495 15496 private File getNextCodePath(File targetDir, String packageName) { 15497 File result; 15498 SecureRandom random = new SecureRandom(); 15499 byte[] bytes = new byte[16]; 15500 do { 15501 random.nextBytes(bytes); 15502 String suffix = Base64.encodeToString(bytes, Base64.URL_SAFE | Base64.NO_WRAP); 15503 result = new File(targetDir, packageName + "-" + suffix); 15504 } while (result.exists()); 15505 return result; 15506 } 15507 15508 // Utility method that returns the relative package path with respect 15509 // to the installation directory. Like say for /data/data/com.test-1.apk 15510 // string com.test-1 is returned. 15511 static String deriveCodePathName(String codePath) { 15512 if (codePath == null) { 15513 return null; 15514 } 15515 final File codeFile = new File(codePath); 15516 final String name = codeFile.getName(); 15517 if (codeFile.isDirectory()) { 15518 return name; 15519 } else if (name.endsWith(".apk") || name.endsWith(".tmp")) { 15520 final int lastDot = name.lastIndexOf('.'); 15521 return name.substring(0, lastDot); 15522 } else { 15523 Slog.w(TAG, "Odd, " + codePath + " doesn't look like an APK"); 15524 return null; 15525 } 15526 } 15527 15528 static class PackageInstalledInfo { 15529 String name; 15530 int uid; 15531 // The set of users that originally had this package installed. 15532 int[] origUsers; 15533 // The set of users that now have this package installed. 15534 int[] newUsers; 15535 PackageParser.Package pkg; 15536 int returnCode; 15537 String returnMsg; 15538 PackageRemovedInfo removedInfo; 15539 ArrayMap<String, PackageInstalledInfo> addedChildPackages; 15540 15541 public void setError(int code, String msg) { 15542 setReturnCode(code); 15543 setReturnMessage(msg); 15544 Slog.w(TAG, msg); 15545 } 15546 15547 public void setError(String msg, PackageParserException e) { 15548 setReturnCode(e.error); 15549 setReturnMessage(ExceptionUtils.getCompleteMessage(msg, e)); 15550 Slog.w(TAG, msg, e); 15551 } 15552 15553 public void setError(String msg, PackageManagerException e) { 15554 returnCode = e.error; 15555 setReturnMessage(ExceptionUtils.getCompleteMessage(msg, e)); 15556 Slog.w(TAG, msg, e); 15557 } 15558 15559 public void setReturnCode(int returnCode) { 15560 this.returnCode = returnCode; 15561 final int childCount = (addedChildPackages != null) ? addedChildPackages.size() : 0; 15562 for (int i = 0; i < childCount; i++) { 15563 addedChildPackages.valueAt(i).returnCode = returnCode; 15564 } 15565 } 15566 15567 private void setReturnMessage(String returnMsg) { 15568 this.returnMsg = returnMsg; 15569 final int childCount = (addedChildPackages != null) ? addedChildPackages.size() : 0; 15570 for (int i = 0; i < childCount; i++) { 15571 addedChildPackages.valueAt(i).returnMsg = returnMsg; 15572 } 15573 } 15574 15575 // In some error cases we want to convey more info back to the observer 15576 String origPackage; 15577 String origPermission; 15578 } 15579 15580 /* 15581 * Install a non-existing package. 15582 */ 15583 private void installNewPackageLIF(PackageParser.Package pkg, final int policyFlags, 15584 int scanFlags, UserHandle user, String installerPackageName, String volumeUuid, 15585 PackageInstalledInfo res, int installReason) { 15586 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "installNewPackage"); 15587 15588 // Remember this for later, in case we need to rollback this install 15589 String pkgName = pkg.packageName; 15590 15591 if (DEBUG_INSTALL) Slog.d(TAG, "installNewPackageLI: " + pkg); 15592 15593 synchronized(mPackages) { 15594 final String renamedPackage = mSettings.getRenamedPackageLPr(pkgName); 15595 if (renamedPackage != null) { 15596 // A package with the same name is already installed, though 15597 // it has been renamed to an older name. The package we 15598 // are trying to install should be installed as an update to 15599 // the existing one, but that has not been requested, so bail. 15600 res.setError(INSTALL_FAILED_ALREADY_EXISTS, "Attempt to re-install " + pkgName 15601 + " without first uninstalling package running as " 15602 + renamedPackage); 15603 return; 15604 } 15605 if (mPackages.containsKey(pkgName)) { 15606 // Don't allow installation over an existing package with the same name. 15607 res.setError(INSTALL_FAILED_ALREADY_EXISTS, "Attempt to re-install " + pkgName 15608 + " without first uninstalling."); 15609 return; 15610 } 15611 } 15612 15613 try { 15614 PackageParser.Package newPackage = scanPackageTracedLI(pkg, policyFlags, scanFlags, 15615 System.currentTimeMillis(), user); 15616 15617 updateSettingsLI(newPackage, installerPackageName, null, res, user, installReason); 15618 15619 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED) { 15620 prepareAppDataAfterInstallLIF(newPackage); 15621 15622 } else { 15623 // Remove package from internal structures, but keep around any 15624 // data that might have already existed 15625 deletePackageLIF(pkgName, UserHandle.ALL, false, null, 15626 PackageManager.DELETE_KEEP_DATA, res.removedInfo, true, null); 15627 } 15628 } catch (PackageManagerException e) { 15629 res.setError("Package couldn't be installed in " + pkg.codePath, e); 15630 } 15631 15632 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 15633 } 15634 15635 private boolean shouldCheckUpgradeKeySetLP(PackageSetting oldPs, int scanFlags) { 15636 // Can't rotate keys during boot or if sharedUser. 15637 if (oldPs == null || (scanFlags&SCAN_INITIAL) != 0 || oldPs.sharedUser != null 15638 || !oldPs.keySetData.isUsingUpgradeKeySets()) { 15639 return false; 15640 } 15641 // app is using upgradeKeySets; make sure all are valid 15642 KeySetManagerService ksms = mSettings.mKeySetManagerService; 15643 long[] upgradeKeySets = oldPs.keySetData.getUpgradeKeySets(); 15644 for (int i = 0; i < upgradeKeySets.length; i++) { 15645 if (!ksms.isIdValidKeySetId(upgradeKeySets[i])) { 15646 Slog.wtf(TAG, "Package " 15647 + (oldPs.name != null ? oldPs.name : "<null>") 15648 + " contains upgrade-key-set reference to unknown key-set: " 15649 + upgradeKeySets[i] 15650 + " reverting to signatures check."); 15651 return false; 15652 } 15653 } 15654 return true; 15655 } 15656 15657 private boolean checkUpgradeKeySetLP(PackageSetting oldPS, PackageParser.Package newPkg) { 15658 // Upgrade keysets are being used. Determine if new package has a superset of the 15659 // required keys. 15660 long[] upgradeKeySets = oldPS.keySetData.getUpgradeKeySets(); 15661 KeySetManagerService ksms = mSettings.mKeySetManagerService; 15662 for (int i = 0; i < upgradeKeySets.length; i++) { 15663 Set<PublicKey> upgradeSet = ksms.getPublicKeysFromKeySetLPr(upgradeKeySets[i]); 15664 if (upgradeSet != null && newPkg.mSigningKeys.containsAll(upgradeSet)) { 15665 return true; 15666 } 15667 } 15668 return false; 15669 } 15670 15671 private static void updateDigest(MessageDigest digest, File file) throws IOException { 15672 try (DigestInputStream digestStream = 15673 new DigestInputStream(new FileInputStream(file), digest)) { 15674 while (digestStream.read() != -1) {} // nothing to do; just plow through the file 15675 } 15676 } 15677 15678 private void replacePackageLIF(PackageParser.Package pkg, final int policyFlags, int scanFlags, 15679 UserHandle user, String installerPackageName, PackageInstalledInfo res, 15680 int installReason) { 15681 final boolean isEphemeral = (policyFlags & PackageParser.PARSE_IS_EPHEMERAL) != 0; 15682 15683 final PackageParser.Package oldPackage; 15684 final String pkgName = pkg.packageName; 15685 final int[] allUsers; 15686 final int[] installedUsers; 15687 15688 synchronized(mPackages) { 15689 oldPackage = mPackages.get(pkgName); 15690 if (DEBUG_INSTALL) Slog.d(TAG, "replacePackageLI: new=" + pkg + ", old=" + oldPackage); 15691 15692 // don't allow upgrade to target a release SDK from a pre-release SDK 15693 final boolean oldTargetsPreRelease = oldPackage.applicationInfo.targetSdkVersion 15694 == android.os.Build.VERSION_CODES.CUR_DEVELOPMENT; 15695 final boolean newTargetsPreRelease = pkg.applicationInfo.targetSdkVersion 15696 == android.os.Build.VERSION_CODES.CUR_DEVELOPMENT; 15697 if (oldTargetsPreRelease 15698 && !newTargetsPreRelease 15699 && ((policyFlags & PackageParser.PARSE_FORCE_SDK) == 0)) { 15700 Slog.w(TAG, "Can't install package targeting released sdk"); 15701 res.setReturnCode(PackageManager.INSTALL_FAILED_UPDATE_INCOMPATIBLE); 15702 return; 15703 } 15704 15705 // don't allow an upgrade from full to ephemeral 15706 final boolean oldIsEphemeral = oldPackage.applicationInfo.isEphemeralApp(); 15707 if (isEphemeral && !oldIsEphemeral) { 15708 // can't downgrade from full to ephemeral 15709 Slog.w(TAG, "Can't replace app with ephemeral: " + pkgName); 15710 res.setReturnCode(PackageManager.INSTALL_FAILED_EPHEMERAL_INVALID); 15711 return; 15712 } 15713 15714 // verify signatures are valid 15715 final PackageSetting ps = mSettings.mPackages.get(pkgName); 15716 if (shouldCheckUpgradeKeySetLP(ps, scanFlags)) { 15717 if (!checkUpgradeKeySetLP(ps, pkg)) { 15718 res.setError(INSTALL_FAILED_UPDATE_INCOMPATIBLE, 15719 "New package not signed by keys specified by upgrade-keysets: " 15720 + pkgName); 15721 return; 15722 } 15723 } else { 15724 // default to original signature matching 15725 if (compareSignatures(oldPackage.mSignatures, pkg.mSignatures) 15726 != PackageManager.SIGNATURE_MATCH) { 15727 res.setError(INSTALL_FAILED_UPDATE_INCOMPATIBLE, 15728 "New package has a different signature: " + pkgName); 15729 return; 15730 } 15731 } 15732 15733 // don't allow a system upgrade unless the upgrade hash matches 15734 if (oldPackage.restrictUpdateHash != null && oldPackage.isSystemApp()) { 15735 byte[] digestBytes = null; 15736 try { 15737 final MessageDigest digest = MessageDigest.getInstance("SHA-512"); 15738 updateDigest(digest, new File(pkg.baseCodePath)); 15739 if (!ArrayUtils.isEmpty(pkg.splitCodePaths)) { 15740 for (String path : pkg.splitCodePaths) { 15741 updateDigest(digest, new File(path)); 15742 } 15743 } 15744 digestBytes = digest.digest(); 15745 } catch (NoSuchAlgorithmException | IOException e) { 15746 res.setError(INSTALL_FAILED_INVALID_APK, 15747 "Could not compute hash: " + pkgName); 15748 return; 15749 } 15750 if (!Arrays.equals(oldPackage.restrictUpdateHash, digestBytes)) { 15751 res.setError(INSTALL_FAILED_INVALID_APK, 15752 "New package fails restrict-update check: " + pkgName); 15753 return; 15754 } 15755 // retain upgrade restriction 15756 pkg.restrictUpdateHash = oldPackage.restrictUpdateHash; 15757 } 15758 15759 // Check for shared user id changes 15760 String invalidPackageName = 15761 getParentOrChildPackageChangedSharedUser(oldPackage, pkg); 15762 if (invalidPackageName != null) { 15763 res.setError(INSTALL_FAILED_SHARED_USER_INCOMPATIBLE, 15764 "Package " + invalidPackageName + " tried to change user " 15765 + oldPackage.mSharedUserId); 15766 return; 15767 } 15768 15769 // In case of rollback, remember per-user/profile install state 15770 allUsers = sUserManager.getUserIds(); 15771 installedUsers = ps.queryInstalledUsers(allUsers, true); 15772 } 15773 15774 // Update what is removed 15775 res.removedInfo = new PackageRemovedInfo(); 15776 res.removedInfo.uid = oldPackage.applicationInfo.uid; 15777 res.removedInfo.removedPackage = oldPackage.packageName; 15778 res.removedInfo.isStaticSharedLib = pkg.staticSharedLibName != null; 15779 res.removedInfo.isUpdate = true; 15780 res.removedInfo.origUsers = installedUsers; 15781 final PackageSetting ps = mSettings.getPackageLPr(pkgName); 15782 res.removedInfo.installReasons = new SparseArray<>(installedUsers.length); 15783 for (int i = 0; i < installedUsers.length; i++) { 15784 final int userId = installedUsers[i]; 15785 res.removedInfo.installReasons.put(userId, ps.getInstallReason(userId)); 15786 } 15787 15788 final int childCount = (oldPackage.childPackages != null) 15789 ? oldPackage.childPackages.size() : 0; 15790 for (int i = 0; i < childCount; i++) { 15791 boolean childPackageUpdated = false; 15792 PackageParser.Package childPkg = oldPackage.childPackages.get(i); 15793 final PackageSetting childPs = mSettings.getPackageLPr(childPkg.packageName); 15794 if (res.addedChildPackages != null) { 15795 PackageInstalledInfo childRes = res.addedChildPackages.get(childPkg.packageName); 15796 if (childRes != null) { 15797 childRes.removedInfo.uid = childPkg.applicationInfo.uid; 15798 childRes.removedInfo.removedPackage = childPkg.packageName; 15799 childRes.removedInfo.isUpdate = true; 15800 childRes.removedInfo.installReasons = res.removedInfo.installReasons; 15801 childPackageUpdated = true; 15802 } 15803 } 15804 if (!childPackageUpdated) { 15805 PackageRemovedInfo childRemovedRes = new PackageRemovedInfo(); 15806 childRemovedRes.removedPackage = childPkg.packageName; 15807 childRemovedRes.isUpdate = false; 15808 childRemovedRes.dataRemoved = true; 15809 synchronized (mPackages) { 15810 if (childPs != null) { 15811 childRemovedRes.origUsers = childPs.queryInstalledUsers(allUsers, true); 15812 } 15813 } 15814 if (res.removedInfo.removedChildPackages == null) { 15815 res.removedInfo.removedChildPackages = new ArrayMap<>(); 15816 } 15817 res.removedInfo.removedChildPackages.put(childPkg.packageName, childRemovedRes); 15818 } 15819 } 15820 15821 boolean sysPkg = (isSystemApp(oldPackage)); 15822 if (sysPkg) { 15823 // Set the system/privileged flags as needed 15824 final boolean privileged = 15825 (oldPackage.applicationInfo.privateFlags 15826 & ApplicationInfo.PRIVATE_FLAG_PRIVILEGED) != 0; 15827 final int systemPolicyFlags = policyFlags 15828 | PackageParser.PARSE_IS_SYSTEM 15829 | (privileged ? PackageParser.PARSE_IS_PRIVILEGED : 0); 15830 15831 replaceSystemPackageLIF(oldPackage, pkg, systemPolicyFlags, scanFlags, 15832 user, allUsers, installerPackageName, res, installReason); 15833 } else { 15834 replaceNonSystemPackageLIF(oldPackage, pkg, policyFlags, scanFlags, 15835 user, allUsers, installerPackageName, res, installReason); 15836 } 15837 } 15838 15839 public List<String> getPreviousCodePaths(String packageName) { 15840 final PackageSetting ps = mSettings.mPackages.get(packageName); 15841 final List<String> result = new ArrayList<String>(); 15842 if (ps != null && ps.oldCodePaths != null) { 15843 result.addAll(ps.oldCodePaths); 15844 } 15845 return result; 15846 } 15847 15848 private void replaceNonSystemPackageLIF(PackageParser.Package deletedPackage, 15849 PackageParser.Package pkg, final int policyFlags, int scanFlags, UserHandle user, 15850 int[] allUsers, String installerPackageName, PackageInstalledInfo res, 15851 int installReason) { 15852 if (DEBUG_INSTALL) Slog.d(TAG, "replaceNonSystemPackageLI: new=" + pkg + ", old=" 15853 + deletedPackage); 15854 15855 String pkgName = deletedPackage.packageName; 15856 boolean deletedPkg = true; 15857 boolean addedPkg = false; 15858 boolean updatedSettings = false; 15859 final boolean killApp = (scanFlags & SCAN_DONT_KILL_APP) == 0; 15860 final int deleteFlags = PackageManager.DELETE_KEEP_DATA 15861 | (killApp ? 0 : PackageManager.DELETE_DONT_KILL_APP); 15862 15863 final long origUpdateTime = (pkg.mExtras != null) 15864 ? ((PackageSetting)pkg.mExtras).lastUpdateTime : 0; 15865 15866 // First delete the existing package while retaining the data directory 15867 if (!deletePackageLIF(pkgName, null, true, allUsers, deleteFlags, 15868 res.removedInfo, true, pkg)) { 15869 // If the existing package wasn't successfully deleted 15870 res.setError(INSTALL_FAILED_REPLACE_COULDNT_DELETE, "replaceNonSystemPackageLI"); 15871 deletedPkg = false; 15872 } else { 15873 // Successfully deleted the old package; proceed with replace. 15874 15875 // If deleted package lived in a container, give users a chance to 15876 // relinquish resources before killing. 15877 if (deletedPackage.isForwardLocked() || isExternal(deletedPackage)) { 15878 if (DEBUG_INSTALL) { 15879 Slog.i(TAG, "upgrading pkg " + deletedPackage + " is ASEC-hosted -> UNAVAILABLE"); 15880 } 15881 final int[] uidArray = new int[] { deletedPackage.applicationInfo.uid }; 15882 final ArrayList<String> pkgList = new ArrayList<String>(1); 15883 pkgList.add(deletedPackage.applicationInfo.packageName); 15884 sendResourcesChangedBroadcast(false, true, pkgList, uidArray, null); 15885 } 15886 15887 clearAppDataLIF(pkg, UserHandle.USER_ALL, StorageManager.FLAG_STORAGE_DE 15888 | StorageManager.FLAG_STORAGE_CE | Installer.FLAG_CLEAR_CODE_CACHE_ONLY); 15889 clearAppProfilesLIF(deletedPackage, UserHandle.USER_ALL); 15890 15891 try { 15892 final PackageParser.Package newPackage = scanPackageTracedLI(pkg, policyFlags, 15893 scanFlags | SCAN_UPDATE_TIME, System.currentTimeMillis(), user); 15894 updateSettingsLI(newPackage, installerPackageName, allUsers, res, user, 15895 installReason); 15896 15897 // Update the in-memory copy of the previous code paths. 15898 PackageSetting ps = mSettings.mPackages.get(pkgName); 15899 if (!killApp) { 15900 if (ps.oldCodePaths == null) { 15901 ps.oldCodePaths = new ArraySet<>(); 15902 } 15903 Collections.addAll(ps.oldCodePaths, deletedPackage.baseCodePath); 15904 if (deletedPackage.splitCodePaths != null) { 15905 Collections.addAll(ps.oldCodePaths, deletedPackage.splitCodePaths); 15906 } 15907 } else { 15908 ps.oldCodePaths = null; 15909 } 15910 if (ps.childPackageNames != null) { 15911 for (int i = ps.childPackageNames.size() - 1; i >= 0; --i) { 15912 final String childPkgName = ps.childPackageNames.get(i); 15913 final PackageSetting childPs = mSettings.mPackages.get(childPkgName); 15914 childPs.oldCodePaths = ps.oldCodePaths; 15915 } 15916 } 15917 prepareAppDataAfterInstallLIF(newPackage); 15918 addedPkg = true; 15919 } catch (PackageManagerException e) { 15920 res.setError("Package couldn't be installed in " + pkg.codePath, e); 15921 } 15922 } 15923 15924 if (res.returnCode != PackageManager.INSTALL_SUCCEEDED) { 15925 if (DEBUG_INSTALL) Slog.d(TAG, "Install failed, rolling pack: " + pkgName); 15926 15927 // Revert all internal state mutations and added folders for the failed install 15928 if (addedPkg) { 15929 deletePackageLIF(pkgName, null, true, allUsers, deleteFlags, 15930 res.removedInfo, true, null); 15931 } 15932 15933 // Restore the old package 15934 if (deletedPkg) { 15935 if (DEBUG_INSTALL) Slog.d(TAG, "Install failed, reinstalling: " + deletedPackage); 15936 File restoreFile = new File(deletedPackage.codePath); 15937 // Parse old package 15938 boolean oldExternal = isExternal(deletedPackage); 15939 int oldParseFlags = mDefParseFlags | PackageParser.PARSE_CHATTY | 15940 (deletedPackage.isForwardLocked() ? PackageParser.PARSE_FORWARD_LOCK : 0) | 15941 (oldExternal ? PackageParser.PARSE_EXTERNAL_STORAGE : 0); 15942 int oldScanFlags = SCAN_UPDATE_SIGNATURE | SCAN_UPDATE_TIME; 15943 try { 15944 scanPackageTracedLI(restoreFile, oldParseFlags, oldScanFlags, origUpdateTime, 15945 null); 15946 } catch (PackageManagerException e) { 15947 Slog.e(TAG, "Failed to restore package : " + pkgName + " after failed upgrade: " 15948 + e.getMessage()); 15949 return; 15950 } 15951 15952 synchronized (mPackages) { 15953 // Ensure the installer package name up to date 15954 setInstallerPackageNameLPw(deletedPackage, installerPackageName); 15955 15956 // Update permissions for restored package 15957 updatePermissionsLPw(deletedPackage, UPDATE_PERMISSIONS_ALL); 15958 15959 mSettings.writeLPr(); 15960 } 15961 15962 Slog.i(TAG, "Successfully restored package : " + pkgName + " after failed upgrade"); 15963 } 15964 } else { 15965 synchronized (mPackages) { 15966 PackageSetting ps = mSettings.getPackageLPr(pkg.packageName); 15967 if (ps != null) { 15968 res.removedInfo.removedForAllUsers = mPackages.get(ps.name) == null; 15969 if (res.removedInfo.removedChildPackages != null) { 15970 final int childCount = res.removedInfo.removedChildPackages.size(); 15971 // Iterate in reverse as we may modify the collection 15972 for (int i = childCount - 1; i >= 0; i--) { 15973 String childPackageName = res.removedInfo.removedChildPackages.keyAt(i); 15974 if (res.addedChildPackages.containsKey(childPackageName)) { 15975 res.removedInfo.removedChildPackages.removeAt(i); 15976 } else { 15977 PackageRemovedInfo childInfo = res.removedInfo 15978 .removedChildPackages.valueAt(i); 15979 childInfo.removedForAllUsers = mPackages.get( 15980 childInfo.removedPackage) == null; 15981 } 15982 } 15983 } 15984 } 15985 } 15986 } 15987 } 15988 15989 private void replaceSystemPackageLIF(PackageParser.Package deletedPackage, 15990 PackageParser.Package pkg, final int policyFlags, int scanFlags, UserHandle user, 15991 int[] allUsers, String installerPackageName, PackageInstalledInfo res, 15992 int installReason) { 15993 if (DEBUG_INSTALL) Slog.d(TAG, "replaceSystemPackageLI: new=" + pkg 15994 + ", old=" + deletedPackage); 15995 15996 final boolean disabledSystem; 15997 15998 // Remove existing system package 15999 removePackageLI(deletedPackage, true); 16000 16001 synchronized (mPackages) { 16002 disabledSystem = disableSystemPackageLPw(deletedPackage, pkg); 16003 } 16004 if (!disabledSystem) { 16005 // We didn't need to disable the .apk as a current system package, 16006 // which means we are replacing another update that is already 16007 // installed. We need to make sure to delete the older one's .apk. 16008 res.removedInfo.args = createInstallArgsForExisting(0, 16009 deletedPackage.applicationInfo.getCodePath(), 16010 deletedPackage.applicationInfo.getResourcePath(), 16011 getAppDexInstructionSets(deletedPackage.applicationInfo)); 16012 } else { 16013 res.removedInfo.args = null; 16014 } 16015 16016 // Successfully disabled the old package. Now proceed with re-installation 16017 clearAppDataLIF(pkg, UserHandle.USER_ALL, StorageManager.FLAG_STORAGE_DE 16018 | StorageManager.FLAG_STORAGE_CE | Installer.FLAG_CLEAR_CODE_CACHE_ONLY); 16019 clearAppProfilesLIF(deletedPackage, UserHandle.USER_ALL); 16020 16021 res.setReturnCode(PackageManager.INSTALL_SUCCEEDED); 16022 pkg.setApplicationInfoFlags(ApplicationInfo.FLAG_UPDATED_SYSTEM_APP, 16023 ApplicationInfo.FLAG_UPDATED_SYSTEM_APP); 16024 16025 PackageParser.Package newPackage = null; 16026 try { 16027 // Add the package to the internal data structures 16028 newPackage = scanPackageTracedLI(pkg, policyFlags, scanFlags, 0, user); 16029 16030 // Set the update and install times 16031 PackageSetting deletedPkgSetting = (PackageSetting) deletedPackage.mExtras; 16032 setInstallAndUpdateTime(newPackage, deletedPkgSetting.firstInstallTime, 16033 System.currentTimeMillis()); 16034 16035 // Update the package dynamic state if succeeded 16036 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED) { 16037 // Now that the install succeeded make sure we remove data 16038 // directories for any child package the update removed. 16039 final int deletedChildCount = (deletedPackage.childPackages != null) 16040 ? deletedPackage.childPackages.size() : 0; 16041 final int newChildCount = (newPackage.childPackages != null) 16042 ? newPackage.childPackages.size() : 0; 16043 for (int i = 0; i < deletedChildCount; i++) { 16044 PackageParser.Package deletedChildPkg = deletedPackage.childPackages.get(i); 16045 boolean childPackageDeleted = true; 16046 for (int j = 0; j < newChildCount; j++) { 16047 PackageParser.Package newChildPkg = newPackage.childPackages.get(j); 16048 if (deletedChildPkg.packageName.equals(newChildPkg.packageName)) { 16049 childPackageDeleted = false; 16050 break; 16051 } 16052 } 16053 if (childPackageDeleted) { 16054 PackageSetting ps = mSettings.getDisabledSystemPkgLPr( 16055 deletedChildPkg.packageName); 16056 if (ps != null && res.removedInfo.removedChildPackages != null) { 16057 PackageRemovedInfo removedChildRes = res.removedInfo 16058 .removedChildPackages.get(deletedChildPkg.packageName); 16059 removePackageDataLIF(ps, allUsers, removedChildRes, 0, false); 16060 removedChildRes.removedForAllUsers = mPackages.get(ps.name) == null; 16061 } 16062 } 16063 } 16064 16065 updateSettingsLI(newPackage, installerPackageName, allUsers, res, user, 16066 installReason); 16067 prepareAppDataAfterInstallLIF(newPackage); 16068 } 16069 } catch (PackageManagerException e) { 16070 res.setReturnCode(INSTALL_FAILED_INTERNAL_ERROR); 16071 res.setError("Package couldn't be installed in " + pkg.codePath, e); 16072 } 16073 16074 if (res.returnCode != PackageManager.INSTALL_SUCCEEDED) { 16075 // Re installation failed. Restore old information 16076 // Remove new pkg information 16077 if (newPackage != null) { 16078 removeInstalledPackageLI(newPackage, true); 16079 } 16080 // Add back the old system package 16081 try { 16082 scanPackageTracedLI(deletedPackage, policyFlags, SCAN_UPDATE_SIGNATURE, 0, user); 16083 } catch (PackageManagerException e) { 16084 Slog.e(TAG, "Failed to restore original package: " + e.getMessage()); 16085 } 16086 16087 synchronized (mPackages) { 16088 if (disabledSystem) { 16089 enableSystemPackageLPw(deletedPackage); 16090 } 16091 16092 // Ensure the installer package name up to date 16093 setInstallerPackageNameLPw(deletedPackage, installerPackageName); 16094 16095 // Update permissions for restored package 16096 updatePermissionsLPw(deletedPackage, UPDATE_PERMISSIONS_ALL); 16097 16098 mSettings.writeLPr(); 16099 } 16100 16101 Slog.i(TAG, "Successfully restored package : " + deletedPackage.packageName 16102 + " after failed upgrade"); 16103 } 16104 } 16105 16106 /** 16107 * Checks whether the parent or any of the child packages have a change shared 16108 * user. For a package to be a valid update the shred users of the parent and 16109 * the children should match. We may later support changing child shared users. 16110 * @param oldPkg The updated package. 16111 * @param newPkg The update package. 16112 * @return The shared user that change between the versions. 16113 */ 16114 private String getParentOrChildPackageChangedSharedUser(PackageParser.Package oldPkg, 16115 PackageParser.Package newPkg) { 16116 // Check parent shared user 16117 if (!Objects.equals(oldPkg.mSharedUserId, newPkg.mSharedUserId)) { 16118 return newPkg.packageName; 16119 } 16120 // Check child shared users 16121 final int oldChildCount = (oldPkg.childPackages != null) ? oldPkg.childPackages.size() : 0; 16122 final int newChildCount = (newPkg.childPackages != null) ? newPkg.childPackages.size() : 0; 16123 for (int i = 0; i < newChildCount; i++) { 16124 PackageParser.Package newChildPkg = newPkg.childPackages.get(i); 16125 // If this child was present, did it have the same shared user? 16126 for (int j = 0; j < oldChildCount; j++) { 16127 PackageParser.Package oldChildPkg = oldPkg.childPackages.get(j); 16128 if (newChildPkg.packageName.equals(oldChildPkg.packageName) 16129 && !Objects.equals(newChildPkg.mSharedUserId, oldChildPkg.mSharedUserId)) { 16130 return newChildPkg.packageName; 16131 } 16132 } 16133 } 16134 return null; 16135 } 16136 16137 private void removeNativeBinariesLI(PackageSetting ps) { 16138 // Remove the lib path for the parent package 16139 if (ps != null) { 16140 NativeLibraryHelper.removeNativeBinariesLI(ps.legacyNativeLibraryPathString); 16141 // Remove the lib path for the child packages 16142 final int childCount = (ps.childPackageNames != null) ? ps.childPackageNames.size() : 0; 16143 for (int i = 0; i < childCount; i++) { 16144 PackageSetting childPs = null; 16145 synchronized (mPackages) { 16146 childPs = mSettings.getPackageLPr(ps.childPackageNames.get(i)); 16147 } 16148 if (childPs != null) { 16149 NativeLibraryHelper.removeNativeBinariesLI(childPs 16150 .legacyNativeLibraryPathString); 16151 } 16152 } 16153 } 16154 } 16155 16156 private void enableSystemPackageLPw(PackageParser.Package pkg) { 16157 // Enable the parent package 16158 mSettings.enableSystemPackageLPw(pkg.packageName); 16159 // Enable the child packages 16160 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 16161 for (int i = 0; i < childCount; i++) { 16162 PackageParser.Package childPkg = pkg.childPackages.get(i); 16163 mSettings.enableSystemPackageLPw(childPkg.packageName); 16164 } 16165 } 16166 16167 private boolean disableSystemPackageLPw(PackageParser.Package oldPkg, 16168 PackageParser.Package newPkg) { 16169 // Disable the parent package (parent always replaced) 16170 boolean disabled = mSettings.disableSystemPackageLPw(oldPkg.packageName, true); 16171 // Disable the child packages 16172 final int childCount = (oldPkg.childPackages != null) ? oldPkg.childPackages.size() : 0; 16173 for (int i = 0; i < childCount; i++) { 16174 PackageParser.Package childPkg = oldPkg.childPackages.get(i); 16175 final boolean replace = newPkg.hasChildPackage(childPkg.packageName); 16176 disabled |= mSettings.disableSystemPackageLPw(childPkg.packageName, replace); 16177 } 16178 return disabled; 16179 } 16180 16181 private void setInstallerPackageNameLPw(PackageParser.Package pkg, 16182 String installerPackageName) { 16183 // Enable the parent package 16184 mSettings.setInstallerPackageName(pkg.packageName, installerPackageName); 16185 // Enable the child packages 16186 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 16187 for (int i = 0; i < childCount; i++) { 16188 PackageParser.Package childPkg = pkg.childPackages.get(i); 16189 mSettings.setInstallerPackageName(childPkg.packageName, installerPackageName); 16190 } 16191 } 16192 16193 private int[] revokeUnusedSharedUserPermissionsLPw(SharedUserSetting su, int[] allUserIds) { 16194 // Collect all used permissions in the UID 16195 ArraySet<String> usedPermissions = new ArraySet<>(); 16196 final int packageCount = su.packages.size(); 16197 for (int i = 0; i < packageCount; i++) { 16198 PackageSetting ps = su.packages.valueAt(i); 16199 if (ps.pkg == null) { 16200 continue; 16201 } 16202 final int requestedPermCount = ps.pkg.requestedPermissions.size(); 16203 for (int j = 0; j < requestedPermCount; j++) { 16204 String permission = ps.pkg.requestedPermissions.get(j); 16205 BasePermission bp = mSettings.mPermissions.get(permission); 16206 if (bp != null) { 16207 usedPermissions.add(permission); 16208 } 16209 } 16210 } 16211 16212 PermissionsState permissionsState = su.getPermissionsState(); 16213 // Prune install permissions 16214 List<PermissionState> installPermStates = permissionsState.getInstallPermissionStates(); 16215 final int installPermCount = installPermStates.size(); 16216 for (int i = installPermCount - 1; i >= 0; i--) { 16217 PermissionState permissionState = installPermStates.get(i); 16218 if (!usedPermissions.contains(permissionState.getName())) { 16219 BasePermission bp = mSettings.mPermissions.get(permissionState.getName()); 16220 if (bp != null) { 16221 permissionsState.revokeInstallPermission(bp); 16222 permissionsState.updatePermissionFlags(bp, UserHandle.USER_ALL, 16223 PackageManager.MASK_PERMISSION_FLAGS, 0); 16224 } 16225 } 16226 } 16227 16228 int[] runtimePermissionChangedUserIds = EmptyArray.INT; 16229 16230 // Prune runtime permissions 16231 for (int userId : allUserIds) { 16232 List<PermissionState> runtimePermStates = permissionsState 16233 .getRuntimePermissionStates(userId); 16234 final int runtimePermCount = runtimePermStates.size(); 16235 for (int i = runtimePermCount - 1; i >= 0; i--) { 16236 PermissionState permissionState = runtimePermStates.get(i); 16237 if (!usedPermissions.contains(permissionState.getName())) { 16238 BasePermission bp = mSettings.mPermissions.get(permissionState.getName()); 16239 if (bp != null) { 16240 permissionsState.revokeRuntimePermission(bp, userId); 16241 permissionsState.updatePermissionFlags(bp, userId, 16242 PackageManager.MASK_PERMISSION_FLAGS, 0); 16243 runtimePermissionChangedUserIds = ArrayUtils.appendInt( 16244 runtimePermissionChangedUserIds, userId); 16245 } 16246 } 16247 } 16248 } 16249 16250 return runtimePermissionChangedUserIds; 16251 } 16252 16253 private void updateSettingsLI(PackageParser.Package newPackage, String installerPackageName, 16254 int[] allUsers, PackageInstalledInfo res, UserHandle user, int installReason) { 16255 // Update the parent package setting 16256 updateSettingsInternalLI(newPackage, installerPackageName, allUsers, res.origUsers, 16257 res, user, installReason); 16258 // Update the child packages setting 16259 final int childCount = (newPackage.childPackages != null) 16260 ? newPackage.childPackages.size() : 0; 16261 for (int i = 0; i < childCount; i++) { 16262 PackageParser.Package childPackage = newPackage.childPackages.get(i); 16263 PackageInstalledInfo childRes = res.addedChildPackages.get(childPackage.packageName); 16264 updateSettingsInternalLI(childPackage, installerPackageName, allUsers, 16265 childRes.origUsers, childRes, user, installReason); 16266 } 16267 } 16268 16269 private void updateSettingsInternalLI(PackageParser.Package newPackage, 16270 String installerPackageName, int[] allUsers, int[] installedForUsers, 16271 PackageInstalledInfo res, UserHandle user, int installReason) { 16272 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "updateSettings"); 16273 16274 String pkgName = newPackage.packageName; 16275 synchronized (mPackages) { 16276 //write settings. the installStatus will be incomplete at this stage. 16277 //note that the new package setting would have already been 16278 //added to mPackages. It hasn't been persisted yet. 16279 mSettings.setInstallStatus(pkgName, PackageSettingBase.PKG_INSTALL_INCOMPLETE); 16280 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "writeSettings"); 16281 mSettings.writeLPr(); 16282 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 16283 } 16284 16285 if (DEBUG_INSTALL) Slog.d(TAG, "New package installed in " + newPackage.codePath); 16286 synchronized (mPackages) { 16287 updatePermissionsLPw(newPackage.packageName, newPackage, 16288 UPDATE_PERMISSIONS_REPLACE_PKG | (newPackage.permissions.size() > 0 16289 ? UPDATE_PERMISSIONS_ALL : 0)); 16290 // For system-bundled packages, we assume that installing an upgraded version 16291 // of the package implies that the user actually wants to run that new code, 16292 // so we enable the package. 16293 PackageSetting ps = mSettings.mPackages.get(pkgName); 16294 final int userId = user.getIdentifier(); 16295 if (ps != null) { 16296 if (isSystemApp(newPackage)) { 16297 if (DEBUG_INSTALL) { 16298 Slog.d(TAG, "Implicitly enabling system package on upgrade: " + pkgName); 16299 } 16300 // Enable system package for requested users 16301 if (res.origUsers != null) { 16302 for (int origUserId : res.origUsers) { 16303 if (userId == UserHandle.USER_ALL || userId == origUserId) { 16304 ps.setEnabled(COMPONENT_ENABLED_STATE_DEFAULT, 16305 origUserId, installerPackageName); 16306 } 16307 } 16308 } 16309 // Also convey the prior install/uninstall state 16310 if (allUsers != null && installedForUsers != null) { 16311 for (int currentUserId : allUsers) { 16312 final boolean installed = ArrayUtils.contains( 16313 installedForUsers, currentUserId); 16314 if (DEBUG_INSTALL) { 16315 Slog.d(TAG, " user " + currentUserId + " => " + installed); 16316 } 16317 ps.setInstalled(installed, currentUserId); 16318 } 16319 // these install state changes will be persisted in the 16320 // upcoming call to mSettings.writeLPr(). 16321 } 16322 } 16323 // It's implied that when a user requests installation, they want the app to be 16324 // installed and enabled. 16325 if (userId != UserHandle.USER_ALL) { 16326 ps.setInstalled(true, userId); 16327 ps.setEnabled(COMPONENT_ENABLED_STATE_DEFAULT, userId, installerPackageName); 16328 } 16329 16330 // When replacing an existing package, preserve the original install reason for all 16331 // users that had the package installed before. 16332 final Set<Integer> previousUserIds = new ArraySet<>(); 16333 if (res.removedInfo != null && res.removedInfo.installReasons != null) { 16334 final int installReasonCount = res.removedInfo.installReasons.size(); 16335 for (int i = 0; i < installReasonCount; i++) { 16336 final int previousUserId = res.removedInfo.installReasons.keyAt(i); 16337 final int previousInstallReason = res.removedInfo.installReasons.valueAt(i); 16338 ps.setInstallReason(previousInstallReason, previousUserId); 16339 previousUserIds.add(previousUserId); 16340 } 16341 } 16342 16343 // Set install reason for users that are having the package newly installed. 16344 if (userId == UserHandle.USER_ALL) { 16345 for (int currentUserId : sUserManager.getUserIds()) { 16346 if (!previousUserIds.contains(currentUserId)) { 16347 ps.setInstallReason(installReason, currentUserId); 16348 } 16349 } 16350 } else if (!previousUserIds.contains(userId)) { 16351 ps.setInstallReason(installReason, userId); 16352 } 16353 } 16354 res.name = pkgName; 16355 res.uid = newPackage.applicationInfo.uid; 16356 res.pkg = newPackage; 16357 mSettings.setInstallStatus(pkgName, PackageSettingBase.PKG_INSTALL_COMPLETE); 16358 mSettings.setInstallerPackageName(pkgName, installerPackageName); 16359 res.setReturnCode(PackageManager.INSTALL_SUCCEEDED); 16360 //to update install status 16361 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "writeSettings"); 16362 mSettings.writeLPr(); 16363 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 16364 } 16365 16366 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 16367 } 16368 16369 private void installPackageTracedLI(InstallArgs args, PackageInstalledInfo res) { 16370 try { 16371 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "installPackage"); 16372 installPackageLI(args, res); 16373 } finally { 16374 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 16375 } 16376 } 16377 16378 private void installPackageLI(InstallArgs args, PackageInstalledInfo res) { 16379 final int installFlags = args.installFlags; 16380 final String installerPackageName = args.installerPackageName; 16381 final String volumeUuid = args.volumeUuid; 16382 final File tmpPackageFile = new File(args.getCodePath()); 16383 final boolean forwardLocked = ((installFlags & PackageManager.INSTALL_FORWARD_LOCK) != 0); 16384 final boolean onExternal = (((installFlags & PackageManager.INSTALL_EXTERNAL) != 0) 16385 || (args.volumeUuid != null)); 16386 final boolean ephemeral = ((installFlags & PackageManager.INSTALL_EPHEMERAL) != 0); 16387 final boolean forceSdk = ((installFlags & PackageManager.INSTALL_FORCE_SDK) != 0); 16388 boolean replace = false; 16389 int scanFlags = SCAN_NEW_INSTALL | SCAN_UPDATE_SIGNATURE; 16390 if (args.move != null) { 16391 // moving a complete application; perform an initial scan on the new install location 16392 scanFlags |= SCAN_INITIAL; 16393 } 16394 if ((installFlags & PackageManager.INSTALL_DONT_KILL_APP) != 0) { 16395 scanFlags |= SCAN_DONT_KILL_APP; 16396 } 16397 16398 // Result object to be returned 16399 res.setReturnCode(PackageManager.INSTALL_SUCCEEDED); 16400 16401 if (DEBUG_INSTALL) Slog.d(TAG, "installPackageLI: path=" + tmpPackageFile); 16402 16403 // Sanity check 16404 if (ephemeral && (forwardLocked || onExternal)) { 16405 Slog.i(TAG, "Incompatible ephemeral install; fwdLocked=" + forwardLocked 16406 + " external=" + onExternal); 16407 res.setReturnCode(PackageManager.INSTALL_FAILED_EPHEMERAL_INVALID); 16408 return; 16409 } 16410 16411 // Retrieve PackageSettings and parse package 16412 final int parseFlags = mDefParseFlags | PackageParser.PARSE_CHATTY 16413 | PackageParser.PARSE_ENFORCE_CODE 16414 | (forwardLocked ? PackageParser.PARSE_FORWARD_LOCK : 0) 16415 | (onExternal ? PackageParser.PARSE_EXTERNAL_STORAGE : 0) 16416 | (ephemeral ? PackageParser.PARSE_IS_EPHEMERAL : 0) 16417 | (forceSdk ? PackageParser.PARSE_FORCE_SDK : 0); 16418 PackageParser pp = new PackageParser(); 16419 pp.setSeparateProcesses(mSeparateProcesses); 16420 pp.setDisplayMetrics(mMetrics); 16421 16422 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "parsePackage"); 16423 final PackageParser.Package pkg; 16424 try { 16425 pkg = pp.parsePackage(tmpPackageFile, parseFlags); 16426 } catch (PackageParserException e) { 16427 res.setError("Failed parse during installPackageLI", e); 16428 return; 16429 } finally { 16430 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 16431 } 16432 16433 // Ephemeral apps must have target SDK >= O. 16434 // TODO: Update conditional and error message when O gets locked down 16435 if (ephemeral && pkg.applicationInfo.targetSdkVersion <= Build.VERSION_CODES.N_MR1) { 16436 res.setError(PackageManager.INSTALL_FAILED_EPHEMERAL_INVALID, 16437 "Ephemeral apps must have target SDK version of at least O"); 16438 return; 16439 } 16440 16441 if (pkg.applicationInfo.isStaticSharedLibrary()) { 16442 // Static shared libraries have synthetic package names 16443 renameStaticSharedLibraryPackage(pkg); 16444 16445 // No static shared libs on external storage 16446 if (onExternal) { 16447 Slog.i(TAG, "Static shared libs can only be installed on internal storage."); 16448 res.setError(INSTALL_FAILED_INVALID_INSTALL_LOCATION, 16449 "Packages declaring static-shared libs cannot be updated"); 16450 return; 16451 } 16452 } 16453 16454 // If we are installing a clustered package add results for the children 16455 if (pkg.childPackages != null) { 16456 synchronized (mPackages) { 16457 final int childCount = pkg.childPackages.size(); 16458 for (int i = 0; i < childCount; i++) { 16459 PackageParser.Package childPkg = pkg.childPackages.get(i); 16460 PackageInstalledInfo childRes = new PackageInstalledInfo(); 16461 childRes.setReturnCode(PackageManager.INSTALL_SUCCEEDED); 16462 childRes.pkg = childPkg; 16463 childRes.name = childPkg.packageName; 16464 PackageSetting childPs = mSettings.getPackageLPr(childPkg.packageName); 16465 if (childPs != null) { 16466 childRes.origUsers = childPs.queryInstalledUsers( 16467 sUserManager.getUserIds(), true); 16468 } 16469 if ((mPackages.containsKey(childPkg.packageName))) { 16470 childRes.removedInfo = new PackageRemovedInfo(); 16471 childRes.removedInfo.removedPackage = childPkg.packageName; 16472 } 16473 if (res.addedChildPackages == null) { 16474 res.addedChildPackages = new ArrayMap<>(); 16475 } 16476 res.addedChildPackages.put(childPkg.packageName, childRes); 16477 } 16478 } 16479 } 16480 16481 // If package doesn't declare API override, mark that we have an install 16482 // time CPU ABI override. 16483 if (TextUtils.isEmpty(pkg.cpuAbiOverride)) { 16484 pkg.cpuAbiOverride = args.abiOverride; 16485 } 16486 16487 String pkgName = res.name = pkg.packageName; 16488 if ((pkg.applicationInfo.flags&ApplicationInfo.FLAG_TEST_ONLY) != 0) { 16489 if ((installFlags & PackageManager.INSTALL_ALLOW_TEST) == 0) { 16490 res.setError(INSTALL_FAILED_TEST_ONLY, "installPackageLI"); 16491 return; 16492 } 16493 } 16494 16495 try { 16496 // either use what we've been given or parse directly from the APK 16497 if (args.certificates != null) { 16498 try { 16499 PackageParser.populateCertificates(pkg, args.certificates); 16500 } catch (PackageParserException e) { 16501 // there was something wrong with the certificates we were given; 16502 // try to pull them from the APK 16503 PackageParser.collectCertificates(pkg, parseFlags); 16504 } 16505 } else { 16506 PackageParser.collectCertificates(pkg, parseFlags); 16507 } 16508 } catch (PackageParserException e) { 16509 res.setError("Failed collect during installPackageLI", e); 16510 return; 16511 } 16512 16513 // Get rid of all references to package scan path via parser. 16514 pp = null; 16515 String oldCodePath = null; 16516 boolean systemApp = false; 16517 synchronized (mPackages) { 16518 // Check if installing already existing package 16519 if ((installFlags & PackageManager.INSTALL_REPLACE_EXISTING) != 0) { 16520 String oldName = mSettings.getRenamedPackageLPr(pkgName); 16521 if (pkg.mOriginalPackages != null 16522 && pkg.mOriginalPackages.contains(oldName) 16523 && mPackages.containsKey(oldName)) { 16524 // This package is derived from an original package, 16525 // and this device has been updating from that original 16526 // name. We must continue using the original name, so 16527 // rename the new package here. 16528 pkg.setPackageName(oldName); 16529 pkgName = pkg.packageName; 16530 replace = true; 16531 if (DEBUG_INSTALL) Slog.d(TAG, "Replacing existing renamed package: oldName=" 16532 + oldName + " pkgName=" + pkgName); 16533 } else if (mPackages.containsKey(pkgName)) { 16534 // This package, under its official name, already exists 16535 // on the device; we should replace it. 16536 replace = true; 16537 if (DEBUG_INSTALL) Slog.d(TAG, "Replace existing pacakge: " + pkgName); 16538 } 16539 16540 // Child packages are installed through the parent package 16541 if (pkg.parentPackage != null) { 16542 res.setError(PackageManager.INSTALL_PARSE_FAILED_BAD_PACKAGE_NAME, 16543 "Package " + pkg.packageName + " is child of package " 16544 + pkg.parentPackage.parentPackage + ". Child packages " 16545 + "can be updated only through the parent package."); 16546 return; 16547 } 16548 16549 if (replace) { 16550 // Prevent apps opting out from runtime permissions 16551 PackageParser.Package oldPackage = mPackages.get(pkgName); 16552 final int oldTargetSdk = oldPackage.applicationInfo.targetSdkVersion; 16553 final int newTargetSdk = pkg.applicationInfo.targetSdkVersion; 16554 if (oldTargetSdk > Build.VERSION_CODES.LOLLIPOP_MR1 16555 && newTargetSdk <= Build.VERSION_CODES.LOLLIPOP_MR1) { 16556 res.setError(PackageManager.INSTALL_FAILED_PERMISSION_MODEL_DOWNGRADE, 16557 "Package " + pkg.packageName + " new target SDK " + newTargetSdk 16558 + " doesn't support runtime permissions but the old" 16559 + " target SDK " + oldTargetSdk + " does."); 16560 return; 16561 } 16562 16563 // Prevent installing of child packages 16564 if (oldPackage.parentPackage != null) { 16565 res.setError(PackageManager.INSTALL_PARSE_FAILED_BAD_PACKAGE_NAME, 16566 "Package " + pkg.packageName + " is child of package " 16567 + oldPackage.parentPackage + ". Child packages " 16568 + "can be updated only through the parent package."); 16569 return; 16570 } 16571 } 16572 } 16573 16574 PackageSetting ps = mSettings.mPackages.get(pkgName); 16575 if (ps != null) { 16576 if (DEBUG_INSTALL) Slog.d(TAG, "Existing package: " + ps); 16577 16578 // Static shared libs have same package with different versions where 16579 // we internally use a synthetic package name to allow multiple versions 16580 // of the same package, therefore we need to compare signatures against 16581 // the package setting for the latest library version. 16582 PackageSetting signatureCheckPs = ps; 16583 if (pkg.applicationInfo.isStaticSharedLibrary()) { 16584 SharedLibraryEntry libraryEntry = getLatestSharedLibraVersionLPr(pkg); 16585 if (libraryEntry != null) { 16586 signatureCheckPs = mSettings.getPackageLPr(libraryEntry.apk); 16587 } 16588 } 16589 16590 // Quick sanity check that we're signed correctly if updating; 16591 // we'll check this again later when scanning, but we want to 16592 // bail early here before tripping over redefined permissions. 16593 if (shouldCheckUpgradeKeySetLP(signatureCheckPs, scanFlags)) { 16594 if (!checkUpgradeKeySetLP(signatureCheckPs, pkg)) { 16595 res.setError(INSTALL_FAILED_UPDATE_INCOMPATIBLE, "Package " 16596 + pkg.packageName + " upgrade keys do not match the " 16597 + "previously installed version"); 16598 return; 16599 } 16600 } else { 16601 try { 16602 verifySignaturesLP(signatureCheckPs, pkg); 16603 } catch (PackageManagerException e) { 16604 res.setError(e.error, e.getMessage()); 16605 return; 16606 } 16607 } 16608 16609 oldCodePath = mSettings.mPackages.get(pkgName).codePathString; 16610 if (ps.pkg != null && ps.pkg.applicationInfo != null) { 16611 systemApp = (ps.pkg.applicationInfo.flags & 16612 ApplicationInfo.FLAG_SYSTEM) != 0; 16613 } 16614 res.origUsers = ps.queryInstalledUsers(sUserManager.getUserIds(), true); 16615 } 16616 16617 // Check whether the newly-scanned package wants to define an already-defined perm 16618 int N = pkg.permissions.size(); 16619 for (int i = N-1; i >= 0; i--) { 16620 PackageParser.Permission perm = pkg.permissions.get(i); 16621 BasePermission bp = mSettings.mPermissions.get(perm.info.name); 16622 if (bp != null) { 16623 // If the defining package is signed with our cert, it's okay. This 16624 // also includes the "updating the same package" case, of course. 16625 // "updating same package" could also involve key-rotation. 16626 final boolean sigsOk; 16627 if (bp.sourcePackage.equals(pkg.packageName) 16628 && (bp.packageSetting instanceof PackageSetting) 16629 && (shouldCheckUpgradeKeySetLP((PackageSetting) bp.packageSetting, 16630 scanFlags))) { 16631 sigsOk = checkUpgradeKeySetLP((PackageSetting) bp.packageSetting, pkg); 16632 } else { 16633 sigsOk = compareSignatures(bp.packageSetting.signatures.mSignatures, 16634 pkg.mSignatures) == PackageManager.SIGNATURE_MATCH; 16635 } 16636 if (!sigsOk) { 16637 // If the owning package is the system itself, we log but allow 16638 // install to proceed; we fail the install on all other permission 16639 // redefinitions. 16640 if (!bp.sourcePackage.equals("android")) { 16641 res.setError(INSTALL_FAILED_DUPLICATE_PERMISSION, "Package " 16642 + pkg.packageName + " attempting to redeclare permission " 16643 + perm.info.name + " already owned by " + bp.sourcePackage); 16644 res.origPermission = perm.info.name; 16645 res.origPackage = bp.sourcePackage; 16646 return; 16647 } else { 16648 Slog.w(TAG, "Package " + pkg.packageName 16649 + " attempting to redeclare system permission " 16650 + perm.info.name + "; ignoring new declaration"); 16651 pkg.permissions.remove(i); 16652 } 16653 } else if (!PLATFORM_PACKAGE_NAME.equals(pkg.packageName)) { 16654 // Prevent apps to change protection level to dangerous from any other 16655 // type as this would allow a privilege escalation where an app adds a 16656 // normal/signature permission in other app's group and later redefines 16657 // it as dangerous leading to the group auto-grant. 16658 if ((perm.info.protectionLevel & PermissionInfo.PROTECTION_MASK_BASE) 16659 == PermissionInfo.PROTECTION_DANGEROUS) { 16660 if (bp != null && !bp.isRuntime()) { 16661 Slog.w(TAG, "Package " + pkg.packageName + " trying to change a " 16662 + "non-runtime permission " + perm.info.name 16663 + " to runtime; keeping old protection level"); 16664 perm.info.protectionLevel = bp.protectionLevel; 16665 } 16666 } 16667 } 16668 } 16669 } 16670 } 16671 16672 if (systemApp) { 16673 if (onExternal) { 16674 // Abort update; system app can't be replaced with app on sdcard 16675 res.setError(INSTALL_FAILED_INVALID_INSTALL_LOCATION, 16676 "Cannot install updates to system apps on sdcard"); 16677 return; 16678 } else if (ephemeral) { 16679 // Abort update; system app can't be replaced with an ephemeral app 16680 res.setError(INSTALL_FAILED_EPHEMERAL_INVALID, 16681 "Cannot update a system app with an ephemeral app"); 16682 return; 16683 } 16684 } 16685 16686 if (args.move != null) { 16687 // We did an in-place move, so dex is ready to roll 16688 scanFlags |= SCAN_NO_DEX; 16689 scanFlags |= SCAN_MOVE; 16690 16691 synchronized (mPackages) { 16692 final PackageSetting ps = mSettings.mPackages.get(pkgName); 16693 if (ps == null) { 16694 res.setError(INSTALL_FAILED_INTERNAL_ERROR, 16695 "Missing settings for moved package " + pkgName); 16696 } 16697 16698 // We moved the entire application as-is, so bring over the 16699 // previously derived ABI information. 16700 pkg.applicationInfo.primaryCpuAbi = ps.primaryCpuAbiString; 16701 pkg.applicationInfo.secondaryCpuAbi = ps.secondaryCpuAbiString; 16702 } 16703 16704 } else if (!forwardLocked && !pkg.applicationInfo.isExternalAsec()) { 16705 // Enable SCAN_NO_DEX flag to skip dexopt at a later stage 16706 scanFlags |= SCAN_NO_DEX; 16707 16708 try { 16709 String abiOverride = (TextUtils.isEmpty(pkg.cpuAbiOverride) ? 16710 args.abiOverride : pkg.cpuAbiOverride); 16711 derivePackageAbi(pkg, new File(pkg.codePath), abiOverride, 16712 true /*extractLibs*/, mAppLib32InstallDir); 16713 } catch (PackageManagerException pme) { 16714 Slog.e(TAG, "Error deriving application ABI", pme); 16715 res.setError(INSTALL_FAILED_INTERNAL_ERROR, "Error deriving application ABI"); 16716 return; 16717 } 16718 16719 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "dexopt"); 16720 // Do not run PackageDexOptimizer through the local performDexOpt 16721 // method because `pkg` may not be in `mPackages` yet. 16722 // 16723 // Also, don't fail application installs if the dexopt step fails. 16724 mPackageDexOptimizer.performDexOpt(pkg, pkg.usesLibraryFiles, 16725 null /* instructionSets */, false /* checkProfiles */, 16726 getCompilerFilterForReason(REASON_INSTALL), 16727 getOrCreateCompilerPackageStats(pkg)); 16728 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 16729 16730 // Notify BackgroundDexOptService that the package has been changed. 16731 // If this is an update of a package which used to fail to compile, 16732 // BDOS will remove it from its blacklist. 16733 BackgroundDexOptService.notifyPackageChanged(pkg.packageName); 16734 } 16735 16736 if (!args.doRename(res.returnCode, pkg, oldCodePath)) { 16737 res.setError(INSTALL_FAILED_INSUFFICIENT_STORAGE, "Failed rename"); 16738 return; 16739 } 16740 16741 startIntentFilterVerifications(args.user.getIdentifier(), replace, pkg); 16742 16743 try (PackageFreezer freezer = freezePackageForInstall(pkgName, installFlags, 16744 "installPackageLI")) { 16745 if (replace) { 16746 if (pkg.applicationInfo.isStaticSharedLibrary()) { 16747 // Static libs have a synthetic package name containing the version 16748 // and cannot be updated as an update would get a new package name, 16749 // unless this is the exact same version code which is useful for 16750 // development. 16751 PackageParser.Package existingPkg = mPackages.get(pkg.packageName); 16752 if (existingPkg != null && existingPkg.mVersionCode != pkg.mVersionCode) { 16753 res.setError(INSTALL_FAILED_DUPLICATE_PACKAGE, "Packages declaring " 16754 + "static-shared libs cannot be updated"); 16755 return; 16756 } 16757 } 16758 replacePackageLIF(pkg, parseFlags, scanFlags | SCAN_REPLACING, args.user, 16759 installerPackageName, res, args.installReason); 16760 } else { 16761 installNewPackageLIF(pkg, parseFlags, scanFlags | SCAN_DELETE_DATA_ON_FAILURES, 16762 args.user, installerPackageName, volumeUuid, res, args.installReason); 16763 } 16764 } 16765 synchronized (mPackages) { 16766 final PackageSetting ps = mSettings.mPackages.get(pkgName); 16767 if (ps != null) { 16768 res.newUsers = ps.queryInstalledUsers(sUserManager.getUserIds(), true); 16769 } 16770 16771 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 16772 for (int i = 0; i < childCount; i++) { 16773 PackageParser.Package childPkg = pkg.childPackages.get(i); 16774 PackageInstalledInfo childRes = res.addedChildPackages.get(childPkg.packageName); 16775 PackageSetting childPs = mSettings.getPackageLPr(childPkg.packageName); 16776 if (childPs != null) { 16777 childRes.newUsers = childPs.queryInstalledUsers( 16778 sUserManager.getUserIds(), true); 16779 } 16780 } 16781 } 16782 } 16783 16784 private void startIntentFilterVerifications(int userId, boolean replacing, 16785 PackageParser.Package pkg) { 16786 if (mIntentFilterVerifierComponent == null) { 16787 Slog.w(TAG, "No IntentFilter verification will not be done as " 16788 + "there is no IntentFilterVerifier available!"); 16789 return; 16790 } 16791 16792 final int verifierUid = getPackageUid( 16793 mIntentFilterVerifierComponent.getPackageName(), 16794 MATCH_DEBUG_TRIAGED_MISSING, 16795 (userId == UserHandle.USER_ALL) ? UserHandle.USER_SYSTEM : userId); 16796 16797 Message msg = mHandler.obtainMessage(START_INTENT_FILTER_VERIFICATIONS); 16798 msg.obj = new IFVerificationParams(pkg, replacing, userId, verifierUid); 16799 mHandler.sendMessage(msg); 16800 16801 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 16802 for (int i = 0; i < childCount; i++) { 16803 PackageParser.Package childPkg = pkg.childPackages.get(i); 16804 msg = mHandler.obtainMessage(START_INTENT_FILTER_VERIFICATIONS); 16805 msg.obj = new IFVerificationParams(childPkg, replacing, userId, verifierUid); 16806 mHandler.sendMessage(msg); 16807 } 16808 } 16809 16810 private void verifyIntentFiltersIfNeeded(int userId, int verifierUid, boolean replacing, 16811 PackageParser.Package pkg) { 16812 int size = pkg.activities.size(); 16813 if (size == 0) { 16814 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 16815 "No activity, so no need to verify any IntentFilter!"); 16816 return; 16817 } 16818 16819 final boolean hasDomainURLs = hasDomainURLs(pkg); 16820 if (!hasDomainURLs) { 16821 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 16822 "No domain URLs, so no need to verify any IntentFilter!"); 16823 return; 16824 } 16825 16826 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, "Checking for userId:" + userId 16827 + " if any IntentFilter from the " + size 16828 + " Activities needs verification ..."); 16829 16830 int count = 0; 16831 final String packageName = pkg.packageName; 16832 16833 synchronized (mPackages) { 16834 // If this is a new install and we see that we've already run verification for this 16835 // package, we have nothing to do: it means the state was restored from backup. 16836 if (!replacing) { 16837 IntentFilterVerificationInfo ivi = 16838 mSettings.getIntentFilterVerificationLPr(packageName); 16839 if (ivi != null) { 16840 if (DEBUG_DOMAIN_VERIFICATION) { 16841 Slog.i(TAG, "Package " + packageName+ " already verified: status=" 16842 + ivi.getStatusString()); 16843 } 16844 return; 16845 } 16846 } 16847 16848 // If any filters need to be verified, then all need to be. 16849 boolean needToVerify = false; 16850 for (PackageParser.Activity a : pkg.activities) { 16851 for (ActivityIntentInfo filter : a.intents) { 16852 if (filter.needsVerification() && needsNetworkVerificationLPr(filter)) { 16853 if (DEBUG_DOMAIN_VERIFICATION) { 16854 Slog.d(TAG, "Intent filter needs verification, so processing all filters"); 16855 } 16856 needToVerify = true; 16857 break; 16858 } 16859 } 16860 } 16861 16862 if (needToVerify) { 16863 final int verificationId = mIntentFilterVerificationToken++; 16864 for (PackageParser.Activity a : pkg.activities) { 16865 for (ActivityIntentInfo filter : a.intents) { 16866 if (filter.handlesWebUris(true) && needsNetworkVerificationLPr(filter)) { 16867 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 16868 "Verification needed for IntentFilter:" + filter.toString()); 16869 mIntentFilterVerifier.addOneIntentFilterVerification( 16870 verifierUid, userId, verificationId, filter, packageName); 16871 count++; 16872 } 16873 } 16874 } 16875 } 16876 } 16877 16878 if (count > 0) { 16879 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, "Starting " + count 16880 + " IntentFilter verification" + (count > 1 ? "s" : "") 16881 + " for userId:" + userId); 16882 mIntentFilterVerifier.startVerifications(userId); 16883 } else { 16884 if (DEBUG_DOMAIN_VERIFICATION) { 16885 Slog.d(TAG, "No filters or not all autoVerify for " + packageName); 16886 } 16887 } 16888 } 16889 16890 private boolean needsNetworkVerificationLPr(ActivityIntentInfo filter) { 16891 final ComponentName cn = filter.activity.getComponentName(); 16892 final String packageName = cn.getPackageName(); 16893 16894 IntentFilterVerificationInfo ivi = mSettings.getIntentFilterVerificationLPr( 16895 packageName); 16896 if (ivi == null) { 16897 return true; 16898 } 16899 int status = ivi.getStatus(); 16900 switch (status) { 16901 case INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED: 16902 case INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK: 16903 return true; 16904 16905 default: 16906 // Nothing to do 16907 return false; 16908 } 16909 } 16910 16911 private static boolean isMultiArch(ApplicationInfo info) { 16912 return (info.flags & ApplicationInfo.FLAG_MULTIARCH) != 0; 16913 } 16914 16915 private static boolean isExternal(PackageParser.Package pkg) { 16916 return (pkg.applicationInfo.flags & ApplicationInfo.FLAG_EXTERNAL_STORAGE) != 0; 16917 } 16918 16919 private static boolean isExternal(PackageSetting ps) { 16920 return (ps.pkgFlags & ApplicationInfo.FLAG_EXTERNAL_STORAGE) != 0; 16921 } 16922 16923 private static boolean isEphemeral(PackageParser.Package pkg) { 16924 return pkg.applicationInfo.isEphemeralApp(); 16925 } 16926 16927 private static boolean isEphemeral(PackageSetting ps) { 16928 return ps.pkg != null && isEphemeral(ps.pkg); 16929 } 16930 16931 private static boolean isSystemApp(PackageParser.Package pkg) { 16932 return (pkg.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) != 0; 16933 } 16934 16935 private static boolean isPrivilegedApp(PackageParser.Package pkg) { 16936 return (pkg.applicationInfo.privateFlags & ApplicationInfo.PRIVATE_FLAG_PRIVILEGED) != 0; 16937 } 16938 16939 private static boolean hasDomainURLs(PackageParser.Package pkg) { 16940 return (pkg.applicationInfo.privateFlags & ApplicationInfo.PRIVATE_FLAG_HAS_DOMAIN_URLS) != 0; 16941 } 16942 16943 private static boolean isSystemApp(PackageSetting ps) { 16944 return (ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) != 0; 16945 } 16946 16947 private static boolean isUpdatedSystemApp(PackageSetting ps) { 16948 return (ps.pkgFlags & ApplicationInfo.FLAG_UPDATED_SYSTEM_APP) != 0; 16949 } 16950 16951 private int packageFlagsToInstallFlags(PackageSetting ps) { 16952 int installFlags = 0; 16953 if (isEphemeral(ps)) { 16954 installFlags |= PackageManager.INSTALL_EPHEMERAL; 16955 } 16956 if (isExternal(ps) && TextUtils.isEmpty(ps.volumeUuid)) { 16957 // This existing package was an external ASEC install when we have 16958 // the external flag without a UUID 16959 installFlags |= PackageManager.INSTALL_EXTERNAL; 16960 } 16961 if (ps.isForwardLocked()) { 16962 installFlags |= PackageManager.INSTALL_FORWARD_LOCK; 16963 } 16964 return installFlags; 16965 } 16966 16967 private String getVolumeUuidForPackage(PackageParser.Package pkg) { 16968 if (isExternal(pkg)) { 16969 if (TextUtils.isEmpty(pkg.volumeUuid)) { 16970 return StorageManager.UUID_PRIMARY_PHYSICAL; 16971 } else { 16972 return pkg.volumeUuid; 16973 } 16974 } else { 16975 return StorageManager.UUID_PRIVATE_INTERNAL; 16976 } 16977 } 16978 16979 private VersionInfo getSettingsVersionForPackage(PackageParser.Package pkg) { 16980 if (isExternal(pkg)) { 16981 if (TextUtils.isEmpty(pkg.volumeUuid)) { 16982 return mSettings.getExternalVersion(); 16983 } else { 16984 return mSettings.findOrCreateVersion(pkg.volumeUuid); 16985 } 16986 } else { 16987 return mSettings.getInternalVersion(); 16988 } 16989 } 16990 16991 private void deleteTempPackageFiles() { 16992 final FilenameFilter filter = new FilenameFilter() { 16993 public boolean accept(File dir, String name) { 16994 return name.startsWith("vmdl") && name.endsWith(".tmp"); 16995 } 16996 }; 16997 for (File file : mDrmAppPrivateInstallDir.listFiles(filter)) { 16998 file.delete(); 16999 } 17000 } 17001 17002 @Override 17003 public void deletePackageAsUser(String packageName, int versionCode, 17004 IPackageDeleteObserver observer, int userId, int flags) { 17005 deletePackageVersioned(new VersionedPackage(packageName, versionCode), 17006 new LegacyPackageDeleteObserver(observer).getBinder(), userId, flags); 17007 } 17008 17009 @Override 17010 public void deletePackageVersioned(VersionedPackage versionedPackage, 17011 final IPackageDeleteObserver2 observer, final int userId, final int deleteFlags) { 17012 mContext.enforceCallingOrSelfPermission( 17013 android.Manifest.permission.DELETE_PACKAGES, null); 17014 Preconditions.checkNotNull(versionedPackage); 17015 Preconditions.checkNotNull(observer); 17016 Preconditions.checkArgumentInRange(versionedPackage.getVersionCode(), 17017 PackageManager.VERSION_CODE_HIGHEST, 17018 Integer.MAX_VALUE, "versionCode must be >= -1"); 17019 17020 final String packageName = versionedPackage.getPackageName(); 17021 // TODO: We will change version code to long, so in the new API it is long 17022 final int versionCode = (int) versionedPackage.getVersionCode(); 17023 final String internalPackageName; 17024 synchronized (mPackages) { 17025 // Normalize package name to handle renamed packages and static libs 17026 internalPackageName = resolveInternalPackageNameLPr(versionedPackage.getPackageName(), 17027 // TODO: We will change version code to long, so in the new API it is long 17028 (int) versionedPackage.getVersionCode()); 17029 } 17030 17031 final int uid = Binder.getCallingUid(); 17032 if (!isOrphaned(internalPackageName) 17033 && !isCallerAllowedToSilentlyUninstall(uid, internalPackageName)) { 17034 try { 17035 final Intent intent = new Intent(Intent.ACTION_UNINSTALL_PACKAGE); 17036 intent.setData(Uri.fromParts(PACKAGE_SCHEME, packageName, null)); 17037 intent.putExtra(PackageInstaller.EXTRA_CALLBACK, observer.asBinder()); 17038 observer.onUserActionRequired(intent); 17039 } catch (RemoteException re) { 17040 } 17041 return; 17042 } 17043 final boolean deleteAllUsers = (deleteFlags & PackageManager.DELETE_ALL_USERS) != 0; 17044 final int[] users = deleteAllUsers ? sUserManager.getUserIds() : new int[]{ userId }; 17045 if (UserHandle.getUserId(uid) != userId || (deleteAllUsers && users.length > 1)) { 17046 mContext.enforceCallingOrSelfPermission( 17047 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, 17048 "deletePackage for user " + userId); 17049 } 17050 17051 if (isUserRestricted(userId, UserManager.DISALLOW_UNINSTALL_APPS)) { 17052 try { 17053 observer.onPackageDeleted(packageName, 17054 PackageManager.DELETE_FAILED_USER_RESTRICTED, null); 17055 } catch (RemoteException re) { 17056 } 17057 return; 17058 } 17059 17060 if (!deleteAllUsers && getBlockUninstallForUser(internalPackageName, userId)) { 17061 try { 17062 observer.onPackageDeleted(packageName, 17063 PackageManager.DELETE_FAILED_OWNER_BLOCKED, null); 17064 } catch (RemoteException re) { 17065 } 17066 return; 17067 } 17068 17069 if (DEBUG_REMOVE) { 17070 Slog.d(TAG, "deletePackageAsUser: pkg=" + internalPackageName + " user=" + userId 17071 + " deleteAllUsers: " + deleteAllUsers + " version=" 17072 + (versionCode == PackageManager.VERSION_CODE_HIGHEST 17073 ? "VERSION_CODE_HIGHEST" : versionCode)); 17074 } 17075 // Queue up an async operation since the package deletion may take a little while. 17076 mHandler.post(new Runnable() { 17077 public void run() { 17078 mHandler.removeCallbacks(this); 17079 int returnCode; 17080 if (!deleteAllUsers) { 17081 returnCode = deletePackageX(internalPackageName, versionCode, 17082 userId, deleteFlags); 17083 } else { 17084 int[] blockUninstallUserIds = getBlockUninstallForUsers( 17085 internalPackageName, users); 17086 // If nobody is blocking uninstall, proceed with delete for all users 17087 if (ArrayUtils.isEmpty(blockUninstallUserIds)) { 17088 returnCode = deletePackageX(internalPackageName, versionCode, 17089 userId, deleteFlags); 17090 } else { 17091 // Otherwise uninstall individually for users with blockUninstalls=false 17092 final int userFlags = deleteFlags & ~PackageManager.DELETE_ALL_USERS; 17093 for (int userId : users) { 17094 if (!ArrayUtils.contains(blockUninstallUserIds, userId)) { 17095 returnCode = deletePackageX(internalPackageName, versionCode, 17096 userId, userFlags); 17097 if (returnCode != PackageManager.DELETE_SUCCEEDED) { 17098 Slog.w(TAG, "Package delete failed for user " + userId 17099 + ", returnCode " + returnCode); 17100 } 17101 } 17102 } 17103 // The app has only been marked uninstalled for certain users. 17104 // We still need to report that delete was blocked 17105 returnCode = PackageManager.DELETE_FAILED_OWNER_BLOCKED; 17106 } 17107 } 17108 try { 17109 observer.onPackageDeleted(packageName, returnCode, null); 17110 } catch (RemoteException e) { 17111 Log.i(TAG, "Observer no longer exists."); 17112 } //end catch 17113 } //end run 17114 }); 17115 } 17116 17117 private String resolveExternalPackageNameLPr(PackageParser.Package pkg) { 17118 if (pkg.staticSharedLibName != null) { 17119 return pkg.manifestPackageName; 17120 } 17121 return pkg.packageName; 17122 } 17123 17124 private String resolveInternalPackageNameLPr(String packageName, int versionCode) { 17125 // Handle renamed packages 17126 String normalizedPackageName = mSettings.getRenamedPackageLPr(packageName); 17127 packageName = normalizedPackageName != null ? normalizedPackageName : packageName; 17128 17129 // Is this a static library? 17130 SparseArray<SharedLibraryEntry> versionedLib = 17131 mStaticLibsByDeclaringPackage.get(packageName); 17132 if (versionedLib == null || versionedLib.size() <= 0) { 17133 return packageName; 17134 } 17135 17136 // Figure out which lib versions the caller can see 17137 SparseIntArray versionsCallerCanSee = null; 17138 final int callingAppId = UserHandle.getAppId(Binder.getCallingUid()); 17139 if (callingAppId != Process.SYSTEM_UID && callingAppId != Process.SHELL_UID 17140 && callingAppId != Process.ROOT_UID) { 17141 versionsCallerCanSee = new SparseIntArray(); 17142 String libName = versionedLib.valueAt(0).info.getName(); 17143 String[] uidPackages = getPackagesForUid(Binder.getCallingUid()); 17144 if (uidPackages != null) { 17145 for (String uidPackage : uidPackages) { 17146 PackageSetting ps = mSettings.getPackageLPr(uidPackage); 17147 final int libIdx = ArrayUtils.indexOf(ps.usesStaticLibraries, libName); 17148 if (libIdx >= 0) { 17149 final int libVersion = ps.usesStaticLibrariesVersions[libIdx]; 17150 versionsCallerCanSee.append(libVersion, libVersion); 17151 } 17152 } 17153 } 17154 } 17155 17156 // Caller can see nothing - done 17157 if (versionsCallerCanSee != null && versionsCallerCanSee.size() <= 0) { 17158 return packageName; 17159 } 17160 17161 // Find the version the caller can see and the app version code 17162 SharedLibraryEntry highestVersion = null; 17163 final int versionCount = versionedLib.size(); 17164 for (int i = 0; i < versionCount; i++) { 17165 SharedLibraryEntry libEntry = versionedLib.valueAt(i); 17166 if (versionsCallerCanSee != null && versionsCallerCanSee.indexOfKey( 17167 libEntry.info.getVersion()) < 0) { 17168 continue; 17169 } 17170 // TODO: We will change version code to long, so in the new API it is long 17171 final int libVersionCode = (int) libEntry.info.getDeclaringPackage().getVersionCode(); 17172 if (versionCode != PackageManager.VERSION_CODE_HIGHEST) { 17173 if (libVersionCode == versionCode) { 17174 return libEntry.apk; 17175 } 17176 } else if (highestVersion == null) { 17177 highestVersion = libEntry; 17178 } else if (libVersionCode > highestVersion.info 17179 .getDeclaringPackage().getVersionCode()) { 17180 highestVersion = libEntry; 17181 } 17182 } 17183 17184 if (highestVersion != null) { 17185 return highestVersion.apk; 17186 } 17187 17188 return packageName; 17189 } 17190 17191 private boolean isCallerAllowedToSilentlyUninstall(int callingUid, String pkgName) { 17192 if (callingUid == Process.SHELL_UID || callingUid == Process.ROOT_UID 17193 || callingUid == Process.SYSTEM_UID) { 17194 return true; 17195 } 17196 final int callingUserId = UserHandle.getUserId(callingUid); 17197 // If the caller installed the pkgName, then allow it to silently uninstall. 17198 if (callingUid == getPackageUid(getInstallerPackageName(pkgName), 0, callingUserId)) { 17199 return true; 17200 } 17201 17202 // Allow package verifier to silently uninstall. 17203 if (mRequiredVerifierPackage != null && 17204 callingUid == getPackageUid(mRequiredVerifierPackage, 0, callingUserId)) { 17205 return true; 17206 } 17207 17208 // Allow package uninstaller to silently uninstall. 17209 if (mRequiredUninstallerPackage != null && 17210 callingUid == getPackageUid(mRequiredUninstallerPackage, 0, callingUserId)) { 17211 return true; 17212 } 17213 17214 // Allow storage manager to silently uninstall. 17215 if (mStorageManagerPackage != null && 17216 callingUid == getPackageUid(mStorageManagerPackage, 0, callingUserId)) { 17217 return true; 17218 } 17219 return false; 17220 } 17221 17222 private int[] getBlockUninstallForUsers(String packageName, int[] userIds) { 17223 int[] result = EMPTY_INT_ARRAY; 17224 for (int userId : userIds) { 17225 if (getBlockUninstallForUser(packageName, userId)) { 17226 result = ArrayUtils.appendInt(result, userId); 17227 } 17228 } 17229 return result; 17230 } 17231 17232 @Override 17233 public boolean isPackageDeviceAdminOnAnyUser(String packageName) { 17234 return isPackageDeviceAdmin(packageName, UserHandle.USER_ALL); 17235 } 17236 17237 private boolean isPackageDeviceAdmin(String packageName, int userId) { 17238 IDevicePolicyManager dpm = IDevicePolicyManager.Stub.asInterface( 17239 ServiceManager.getService(Context.DEVICE_POLICY_SERVICE)); 17240 try { 17241 if (dpm != null) { 17242 final ComponentName deviceOwnerComponentName = dpm.getDeviceOwnerComponent( 17243 /* callingUserOnly =*/ false); 17244 final String deviceOwnerPackageName = deviceOwnerComponentName == null ? null 17245 : deviceOwnerComponentName.getPackageName(); 17246 // Does the package contains the device owner? 17247 // TODO Do we have to do it even if userId != UserHandle.USER_ALL? Otherwise, 17248 // this check is probably not needed, since DO should be registered as a device 17249 // admin on some user too. (Original bug for this: b/17657954) 17250 if (packageName.equals(deviceOwnerPackageName)) { 17251 return true; 17252 } 17253 // Does it contain a device admin for any user? 17254 int[] users; 17255 if (userId == UserHandle.USER_ALL) { 17256 users = sUserManager.getUserIds(); 17257 } else { 17258 users = new int[]{userId}; 17259 } 17260 for (int i = 0; i < users.length; ++i) { 17261 if (dpm.packageHasActiveAdmins(packageName, users[i])) { 17262 return true; 17263 } 17264 } 17265 } 17266 } catch (RemoteException e) { 17267 } 17268 return false; 17269 } 17270 17271 private boolean shouldKeepUninstalledPackageLPr(String packageName) { 17272 return mKeepUninstalledPackages != null && mKeepUninstalledPackages.contains(packageName); 17273 } 17274 17275 /** 17276 * This method is an internal method that could be get invoked either 17277 * to delete an installed package or to clean up a failed installation. 17278 * After deleting an installed package, a broadcast is sent to notify any 17279 * listeners that the package has been removed. For cleaning up a failed 17280 * installation, the broadcast is not necessary since the package's 17281 * installation wouldn't have sent the initial broadcast either 17282 * The key steps in deleting a package are 17283 * deleting the package information in internal structures like mPackages, 17284 * deleting the packages base directories through installd 17285 * updating mSettings to reflect current status 17286 * persisting settings for later use 17287 * sending a broadcast if necessary 17288 */ 17289 private int deletePackageX(String packageName, int versionCode, int userId, int deleteFlags) { 17290 final PackageRemovedInfo info = new PackageRemovedInfo(); 17291 final boolean res; 17292 17293 final int removeUser = (deleteFlags & PackageManager.DELETE_ALL_USERS) != 0 17294 ? UserHandle.USER_ALL : userId; 17295 17296 if (isPackageDeviceAdmin(packageName, removeUser)) { 17297 Slog.w(TAG, "Not removing package " + packageName + ": has active device admin"); 17298 return PackageManager.DELETE_FAILED_DEVICE_POLICY_MANAGER; 17299 } 17300 17301 PackageSetting uninstalledPs = null; 17302 17303 // for the uninstall-updates case and restricted profiles, remember the per- 17304 // user handle installed state 17305 int[] allUsers; 17306 synchronized (mPackages) { 17307 uninstalledPs = mSettings.mPackages.get(packageName); 17308 if (uninstalledPs == null) { 17309 Slog.w(TAG, "Not removing non-existent package " + packageName); 17310 return PackageManager.DELETE_FAILED_INTERNAL_ERROR; 17311 } 17312 17313 if (versionCode != PackageManager.VERSION_CODE_HIGHEST 17314 && uninstalledPs.versionCode != versionCode) { 17315 Slog.w(TAG, "Not removing package " + packageName + " with versionCode " 17316 + uninstalledPs.versionCode + " != " + versionCode); 17317 return PackageManager.DELETE_FAILED_INTERNAL_ERROR; 17318 } 17319 17320 // Static shared libs can be declared by any package, so let us not 17321 // allow removing a package if it provides a lib others depend on. 17322 PackageParser.Package pkg = mPackages.get(packageName); 17323 if (pkg != null && pkg.staticSharedLibName != null) { 17324 SharedLibraryEntry libEntry = getSharedLibraryEntryLPr(pkg.staticSharedLibName, 17325 pkg.staticSharedLibVersion); 17326 if (libEntry != null) { 17327 List<VersionedPackage> libClientPackages = getPackagesUsingSharedLibraryLPr( 17328 libEntry.info, 0, userId); 17329 if (!ArrayUtils.isEmpty(libClientPackages)) { 17330 Slog.w(TAG, "Not removing package " + pkg.manifestPackageName 17331 + " hosting lib " + libEntry.info.getName() + " version " 17332 + libEntry.info.getVersion() + " used by " + libClientPackages); 17333 return PackageManager.DELETE_FAILED_USED_SHARED_LIBRARY; 17334 } 17335 } 17336 } 17337 17338 allUsers = sUserManager.getUserIds(); 17339 info.origUsers = uninstalledPs.queryInstalledUsers(allUsers, true); 17340 } 17341 17342 final int freezeUser; 17343 if (isUpdatedSystemApp(uninstalledPs) 17344 && ((deleteFlags & PackageManager.DELETE_SYSTEM_APP) == 0)) { 17345 // We're downgrading a system app, which will apply to all users, so 17346 // freeze them all during the downgrade 17347 freezeUser = UserHandle.USER_ALL; 17348 } else { 17349 freezeUser = removeUser; 17350 } 17351 17352 synchronized (mInstallLock) { 17353 if (DEBUG_REMOVE) Slog.d(TAG, "deletePackageX: pkg=" + packageName + " user=" + userId); 17354 try (PackageFreezer freezer = freezePackageForDelete(packageName, freezeUser, 17355 deleteFlags, "deletePackageX")) { 17356 res = deletePackageLIF(packageName, UserHandle.of(removeUser), true, allUsers, 17357 deleteFlags | REMOVE_CHATTY, info, true, null); 17358 } 17359 synchronized (mPackages) { 17360 if (res) { 17361 mEphemeralApplicationRegistry.onPackageUninstalledLPw(uninstalledPs.pkg); 17362 } 17363 } 17364 } 17365 17366 if (res) { 17367 final boolean killApp = (deleteFlags & PackageManager.DELETE_DONT_KILL_APP) == 0; 17368 info.sendPackageRemovedBroadcasts(killApp); 17369 info.sendSystemPackageUpdatedBroadcasts(); 17370 info.sendSystemPackageAppearedBroadcasts(); 17371 } 17372 // Force a gc here. 17373 Runtime.getRuntime().gc(); 17374 // Delete the resources here after sending the broadcast to let 17375 // other processes clean up before deleting resources. 17376 if (info.args != null) { 17377 synchronized (mInstallLock) { 17378 info.args.doPostDeleteLI(true); 17379 } 17380 } 17381 17382 return res ? PackageManager.DELETE_SUCCEEDED : PackageManager.DELETE_FAILED_INTERNAL_ERROR; 17383 } 17384 17385 class PackageRemovedInfo { 17386 String removedPackage; 17387 int uid = -1; 17388 int removedAppId = -1; 17389 int[] origUsers; 17390 int[] removedUsers = null; 17391 SparseArray<Integer> installReasons; 17392 boolean isRemovedPackageSystemUpdate = false; 17393 boolean isUpdate; 17394 boolean dataRemoved; 17395 boolean removedForAllUsers; 17396 boolean isStaticSharedLib; 17397 // Clean up resources deleted packages. 17398 InstallArgs args = null; 17399 ArrayMap<String, PackageRemovedInfo> removedChildPackages; 17400 ArrayMap<String, PackageInstalledInfo> appearedChildPackages; 17401 17402 void sendPackageRemovedBroadcasts(boolean killApp) { 17403 sendPackageRemovedBroadcastInternal(killApp); 17404 final int childCount = removedChildPackages != null ? removedChildPackages.size() : 0; 17405 for (int i = 0; i < childCount; i++) { 17406 PackageRemovedInfo childInfo = removedChildPackages.valueAt(i); 17407 childInfo.sendPackageRemovedBroadcastInternal(killApp); 17408 } 17409 } 17410 17411 void sendSystemPackageUpdatedBroadcasts() { 17412 if (isRemovedPackageSystemUpdate) { 17413 sendSystemPackageUpdatedBroadcastsInternal(); 17414 final int childCount = (removedChildPackages != null) 17415 ? removedChildPackages.size() : 0; 17416 for (int i = 0; i < childCount; i++) { 17417 PackageRemovedInfo childInfo = removedChildPackages.valueAt(i); 17418 if (childInfo.isRemovedPackageSystemUpdate) { 17419 childInfo.sendSystemPackageUpdatedBroadcastsInternal(); 17420 } 17421 } 17422 } 17423 } 17424 17425 void sendSystemPackageAppearedBroadcasts() { 17426 final int packageCount = (appearedChildPackages != null) 17427 ? appearedChildPackages.size() : 0; 17428 for (int i = 0; i < packageCount; i++) { 17429 PackageInstalledInfo installedInfo = appearedChildPackages.valueAt(i); 17430 sendPackageAddedForNewUsers(installedInfo.name, true, 17431 UserHandle.getAppId(installedInfo.uid), installedInfo.newUsers); 17432 } 17433 } 17434 17435 private void sendSystemPackageUpdatedBroadcastsInternal() { 17436 Bundle extras = new Bundle(2); 17437 extras.putInt(Intent.EXTRA_UID, removedAppId >= 0 ? removedAppId : uid); 17438 extras.putBoolean(Intent.EXTRA_REPLACING, true); 17439 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, removedPackage, 17440 extras, 0, null, null, null); 17441 sendPackageBroadcast(Intent.ACTION_PACKAGE_REPLACED, removedPackage, 17442 extras, 0, null, null, null); 17443 sendPackageBroadcast(Intent.ACTION_MY_PACKAGE_REPLACED, null, 17444 null, 0, removedPackage, null, null); 17445 } 17446 17447 private void sendPackageRemovedBroadcastInternal(boolean killApp) { 17448 // Don't send static shared library removal broadcasts as these 17449 // libs are visible only the the apps that depend on them an one 17450 // cannot remove the library if it has a dependency. 17451 if (isStaticSharedLib) { 17452 return; 17453 } 17454 Bundle extras = new Bundle(2); 17455 extras.putInt(Intent.EXTRA_UID, removedAppId >= 0 ? removedAppId : uid); 17456 extras.putBoolean(Intent.EXTRA_DATA_REMOVED, dataRemoved); 17457 extras.putBoolean(Intent.EXTRA_DONT_KILL_APP, !killApp); 17458 if (isUpdate || isRemovedPackageSystemUpdate) { 17459 extras.putBoolean(Intent.EXTRA_REPLACING, true); 17460 } 17461 extras.putBoolean(Intent.EXTRA_REMOVED_FOR_ALL_USERS, removedForAllUsers); 17462 if (removedPackage != null) { 17463 sendPackageBroadcast(Intent.ACTION_PACKAGE_REMOVED, removedPackage, 17464 extras, 0, null, null, removedUsers); 17465 if (dataRemoved && !isRemovedPackageSystemUpdate) { 17466 sendPackageBroadcast(Intent.ACTION_PACKAGE_FULLY_REMOVED, 17467 removedPackage, extras, Intent.FLAG_RECEIVER_INCLUDE_BACKGROUND, 17468 null, null, removedUsers); 17469 } 17470 } 17471 if (removedAppId >= 0) { 17472 sendPackageBroadcast(Intent.ACTION_UID_REMOVED, null, extras, 0, null, null, 17473 removedUsers); 17474 } 17475 } 17476 } 17477 17478 /* 17479 * This method deletes the package from internal data structures. If the DONT_DELETE_DATA 17480 * flag is not set, the data directory is removed as well. 17481 * make sure this flag is set for partially installed apps. If not its meaningless to 17482 * delete a partially installed application. 17483 */ 17484 private void removePackageDataLIF(PackageSetting ps, int[] allUserHandles, 17485 PackageRemovedInfo outInfo, int flags, boolean writeSettings) { 17486 String packageName = ps.name; 17487 if (DEBUG_REMOVE) Slog.d(TAG, "removePackageDataLI: " + ps); 17488 // Retrieve object to delete permissions for shared user later on 17489 final PackageParser.Package deletedPkg; 17490 final PackageSetting deletedPs; 17491 // reader 17492 synchronized (mPackages) { 17493 deletedPkg = mPackages.get(packageName); 17494 deletedPs = mSettings.mPackages.get(packageName); 17495 if (outInfo != null) { 17496 outInfo.removedPackage = packageName; 17497 outInfo.isStaticSharedLib = deletedPkg != null 17498 && deletedPkg.staticSharedLibName != null; 17499 outInfo.removedUsers = deletedPs != null 17500 ? deletedPs.queryInstalledUsers(sUserManager.getUserIds(), true) 17501 : null; 17502 } 17503 } 17504 17505 removePackageLI(ps, (flags & REMOVE_CHATTY) != 0); 17506 17507 if ((flags & PackageManager.DELETE_KEEP_DATA) == 0) { 17508 final PackageParser.Package resolvedPkg; 17509 if (deletedPkg != null) { 17510 resolvedPkg = deletedPkg; 17511 } else { 17512 // We don't have a parsed package when it lives on an ejected 17513 // adopted storage device, so fake something together 17514 resolvedPkg = new PackageParser.Package(ps.name); 17515 resolvedPkg.setVolumeUuid(ps.volumeUuid); 17516 } 17517 destroyAppDataLIF(resolvedPkg, UserHandle.USER_ALL, 17518 StorageManager.FLAG_STORAGE_DE | StorageManager.FLAG_STORAGE_CE); 17519 destroyAppProfilesLIF(resolvedPkg, UserHandle.USER_ALL); 17520 if (outInfo != null) { 17521 outInfo.dataRemoved = true; 17522 } 17523 schedulePackageCleaning(packageName, UserHandle.USER_ALL, true); 17524 } 17525 17526 int removedAppId = -1; 17527 17528 // writer 17529 synchronized (mPackages) { 17530 if (deletedPs != null) { 17531 if ((flags&PackageManager.DELETE_KEEP_DATA) == 0) { 17532 clearIntentFilterVerificationsLPw(deletedPs.name, UserHandle.USER_ALL); 17533 clearDefaultBrowserIfNeeded(packageName); 17534 mSettings.mKeySetManagerService.removeAppKeySetDataLPw(packageName); 17535 removedAppId = mSettings.removePackageLPw(packageName); 17536 if (outInfo != null) { 17537 outInfo.removedAppId = removedAppId; 17538 } 17539 updatePermissionsLPw(deletedPs.name, null, 0); 17540 if (deletedPs.sharedUser != null) { 17541 // Remove permissions associated with package. Since runtime 17542 // permissions are per user we have to kill the removed package 17543 // or packages running under the shared user of the removed 17544 // package if revoking the permissions requested only by the removed 17545 // package is successful and this causes a change in gids. 17546 for (int userId : UserManagerService.getInstance().getUserIds()) { 17547 final int userIdToKill = mSettings.updateSharedUserPermsLPw(deletedPs, 17548 userId); 17549 if (userIdToKill == UserHandle.USER_ALL 17550 || userIdToKill >= UserHandle.USER_SYSTEM) { 17551 // If gids changed for this user, kill all affected packages. 17552 mHandler.post(new Runnable() { 17553 @Override 17554 public void run() { 17555 // This has to happen with no lock held. 17556 killApplication(deletedPs.name, deletedPs.appId, 17557 KILL_APP_REASON_GIDS_CHANGED); 17558 } 17559 }); 17560 break; 17561 } 17562 } 17563 } 17564 clearPackagePreferredActivitiesLPw(deletedPs.name, UserHandle.USER_ALL); 17565 } 17566 // make sure to preserve per-user disabled state if this removal was just 17567 // a downgrade of a system app to the factory package 17568 if (allUserHandles != null && outInfo != null && outInfo.origUsers != null) { 17569 if (DEBUG_REMOVE) { 17570 Slog.d(TAG, "Propagating install state across downgrade"); 17571 } 17572 for (int userId : allUserHandles) { 17573 final boolean installed = ArrayUtils.contains(outInfo.origUsers, userId); 17574 if (DEBUG_REMOVE) { 17575 Slog.d(TAG, " user " + userId + " => " + installed); 17576 } 17577 ps.setInstalled(installed, userId); 17578 } 17579 } 17580 } 17581 // can downgrade to reader 17582 if (writeSettings) { 17583 // Save settings now 17584 mSettings.writeLPr(); 17585 } 17586 } 17587 if (removedAppId != -1) { 17588 // A user ID was deleted here. Go through all users and remove it 17589 // from KeyStore. 17590 removeKeystoreDataIfNeeded(UserHandle.USER_ALL, removedAppId); 17591 } 17592 } 17593 17594 static boolean locationIsPrivileged(File path) { 17595 try { 17596 final String privilegedAppDir = new File(Environment.getRootDirectory(), "priv-app") 17597 .getCanonicalPath(); 17598 return path.getCanonicalPath().startsWith(privilegedAppDir); 17599 } catch (IOException e) { 17600 Slog.e(TAG, "Unable to access code path " + path); 17601 } 17602 return false; 17603 } 17604 17605 /* 17606 * Tries to delete system package. 17607 */ 17608 private boolean deleteSystemPackageLIF(PackageParser.Package deletedPkg, 17609 PackageSetting deletedPs, int[] allUserHandles, int flags, PackageRemovedInfo outInfo, 17610 boolean writeSettings) { 17611 if (deletedPs.parentPackageName != null) { 17612 Slog.w(TAG, "Attempt to delete child system package " + deletedPkg.packageName); 17613 return false; 17614 } 17615 17616 final boolean applyUserRestrictions 17617 = (allUserHandles != null) && (outInfo.origUsers != null); 17618 final PackageSetting disabledPs; 17619 // Confirm if the system package has been updated 17620 // An updated system app can be deleted. This will also have to restore 17621 // the system pkg from system partition 17622 // reader 17623 synchronized (mPackages) { 17624 disabledPs = mSettings.getDisabledSystemPkgLPr(deletedPs.name); 17625 } 17626 17627 if (DEBUG_REMOVE) Slog.d(TAG, "deleteSystemPackageLI: newPs=" + deletedPkg.packageName 17628 + " disabledPs=" + disabledPs); 17629 17630 if (disabledPs == null) { 17631 Slog.w(TAG, "Attempt to delete unknown system package "+ deletedPkg.packageName); 17632 return false; 17633 } else if (DEBUG_REMOVE) { 17634 Slog.d(TAG, "Deleting system pkg from data partition"); 17635 } 17636 17637 if (DEBUG_REMOVE) { 17638 if (applyUserRestrictions) { 17639 Slog.d(TAG, "Remembering install states:"); 17640 for (int userId : allUserHandles) { 17641 final boolean finstalled = ArrayUtils.contains(outInfo.origUsers, userId); 17642 Slog.d(TAG, " u=" + userId + " inst=" + finstalled); 17643 } 17644 } 17645 } 17646 17647 // Delete the updated package 17648 outInfo.isRemovedPackageSystemUpdate = true; 17649 if (outInfo.removedChildPackages != null) { 17650 final int childCount = (deletedPs.childPackageNames != null) 17651 ? deletedPs.childPackageNames.size() : 0; 17652 for (int i = 0; i < childCount; i++) { 17653 String childPackageName = deletedPs.childPackageNames.get(i); 17654 if (disabledPs.childPackageNames != null && disabledPs.childPackageNames 17655 .contains(childPackageName)) { 17656 PackageRemovedInfo childInfo = outInfo.removedChildPackages.get( 17657 childPackageName); 17658 if (childInfo != null) { 17659 childInfo.isRemovedPackageSystemUpdate = true; 17660 } 17661 } 17662 } 17663 } 17664 17665 if (disabledPs.versionCode < deletedPs.versionCode) { 17666 // Delete data for downgrades 17667 flags &= ~PackageManager.DELETE_KEEP_DATA; 17668 } else { 17669 // Preserve data by setting flag 17670 flags |= PackageManager.DELETE_KEEP_DATA; 17671 } 17672 17673 boolean ret = deleteInstalledPackageLIF(deletedPs, true, flags, allUserHandles, 17674 outInfo, writeSettings, disabledPs.pkg); 17675 if (!ret) { 17676 return false; 17677 } 17678 17679 // writer 17680 synchronized (mPackages) { 17681 // Reinstate the old system package 17682 enableSystemPackageLPw(disabledPs.pkg); 17683 // Remove any native libraries from the upgraded package. 17684 removeNativeBinariesLI(deletedPs); 17685 } 17686 17687 // Install the system package 17688 if (DEBUG_REMOVE) Slog.d(TAG, "Re-installing system package: " + disabledPs); 17689 int parseFlags = mDefParseFlags 17690 | PackageParser.PARSE_MUST_BE_APK 17691 | PackageParser.PARSE_IS_SYSTEM 17692 | PackageParser.PARSE_IS_SYSTEM_DIR; 17693 if (locationIsPrivileged(disabledPs.codePath)) { 17694 parseFlags |= PackageParser.PARSE_IS_PRIVILEGED; 17695 } 17696 17697 final PackageParser.Package newPkg; 17698 try { 17699 newPkg = scanPackageTracedLI(disabledPs.codePath, parseFlags, 0 /* scanFlags */, 17700 0 /* currentTime */, null); 17701 } catch (PackageManagerException e) { 17702 Slog.w(TAG, "Failed to restore system package:" + deletedPkg.packageName + ": " 17703 + e.getMessage()); 17704 return false; 17705 } 17706 17707 prepareAppDataAfterInstallLIF(newPkg); 17708 17709 // writer 17710 synchronized (mPackages) { 17711 PackageSetting ps = mSettings.mPackages.get(newPkg.packageName); 17712 17713 // Propagate the permissions state as we do not want to drop on the floor 17714 // runtime permissions. The update permissions method below will take 17715 // care of removing obsolete permissions and grant install permissions. 17716 ps.getPermissionsState().copyFrom(deletedPs.getPermissionsState()); 17717 updatePermissionsLPw(newPkg.packageName, newPkg, 17718 UPDATE_PERMISSIONS_ALL | UPDATE_PERMISSIONS_REPLACE_PKG); 17719 17720 if (applyUserRestrictions) { 17721 if (DEBUG_REMOVE) { 17722 Slog.d(TAG, "Propagating install state across reinstall"); 17723 } 17724 for (int userId : allUserHandles) { 17725 final boolean installed = ArrayUtils.contains(outInfo.origUsers, userId); 17726 if (DEBUG_REMOVE) { 17727 Slog.d(TAG, " user " + userId + " => " + installed); 17728 } 17729 ps.setInstalled(installed, userId); 17730 17731 mSettings.writeRuntimePermissionsForUserLPr(userId, false); 17732 } 17733 // Regardless of writeSettings we need to ensure that this restriction 17734 // state propagation is persisted 17735 mSettings.writeAllUsersPackageRestrictionsLPr(); 17736 } 17737 // can downgrade to reader here 17738 if (writeSettings) { 17739 mSettings.writeLPr(); 17740 } 17741 } 17742 return true; 17743 } 17744 17745 private boolean deleteInstalledPackageLIF(PackageSetting ps, 17746 boolean deleteCodeAndResources, int flags, int[] allUserHandles, 17747 PackageRemovedInfo outInfo, boolean writeSettings, 17748 PackageParser.Package replacingPackage) { 17749 synchronized (mPackages) { 17750 if (outInfo != null) { 17751 outInfo.uid = ps.appId; 17752 } 17753 17754 if (outInfo != null && outInfo.removedChildPackages != null) { 17755 final int childCount = (ps.childPackageNames != null) 17756 ? ps.childPackageNames.size() : 0; 17757 for (int i = 0; i < childCount; i++) { 17758 String childPackageName = ps.childPackageNames.get(i); 17759 PackageSetting childPs = mSettings.mPackages.get(childPackageName); 17760 if (childPs == null) { 17761 return false; 17762 } 17763 PackageRemovedInfo childInfo = outInfo.removedChildPackages.get( 17764 childPackageName); 17765 if (childInfo != null) { 17766 childInfo.uid = childPs.appId; 17767 } 17768 } 17769 } 17770 } 17771 17772 // Delete package data from internal structures and also remove data if flag is set 17773 removePackageDataLIF(ps, allUserHandles, outInfo, flags, writeSettings); 17774 17775 // Delete the child packages data 17776 final int childCount = (ps.childPackageNames != null) ? ps.childPackageNames.size() : 0; 17777 for (int i = 0; i < childCount; i++) { 17778 PackageSetting childPs; 17779 synchronized (mPackages) { 17780 childPs = mSettings.getPackageLPr(ps.childPackageNames.get(i)); 17781 } 17782 if (childPs != null) { 17783 PackageRemovedInfo childOutInfo = (outInfo != null 17784 && outInfo.removedChildPackages != null) 17785 ? outInfo.removedChildPackages.get(childPs.name) : null; 17786 final int deleteFlags = (flags & DELETE_KEEP_DATA) != 0 17787 && (replacingPackage != null 17788 && !replacingPackage.hasChildPackage(childPs.name)) 17789 ? flags & ~DELETE_KEEP_DATA : flags; 17790 removePackageDataLIF(childPs, allUserHandles, childOutInfo, 17791 deleteFlags, writeSettings); 17792 } 17793 } 17794 17795 // Delete application code and resources only for parent packages 17796 if (ps.parentPackageName == null) { 17797 if (deleteCodeAndResources && (outInfo != null)) { 17798 outInfo.args = createInstallArgsForExisting(packageFlagsToInstallFlags(ps), 17799 ps.codePathString, ps.resourcePathString, getAppDexInstructionSets(ps)); 17800 if (DEBUG_SD_INSTALL) Slog.i(TAG, "args=" + outInfo.args); 17801 } 17802 } 17803 17804 return true; 17805 } 17806 17807 @Override 17808 public boolean setBlockUninstallForUser(String packageName, boolean blockUninstall, 17809 int userId) { 17810 mContext.enforceCallingOrSelfPermission( 17811 android.Manifest.permission.DELETE_PACKAGES, null); 17812 synchronized (mPackages) { 17813 PackageSetting ps = mSettings.mPackages.get(packageName); 17814 if (ps == null) { 17815 Log.i(TAG, "Package doesn't exist in set block uninstall " + packageName); 17816 return false; 17817 } 17818 // Cannot block uninstall of static shared libs as they are 17819 // considered a part of the using app (emulating static linking). 17820 // Also static libs are installed always on internal storage. 17821 PackageParser.Package pkg = mPackages.get(packageName); 17822 if (pkg != null && pkg.staticSharedLibName != null) { 17823 Slog.w(TAG, "Cannot block uninstall of package: " + packageName 17824 + " providing static shared library: " + pkg.staticSharedLibName); 17825 return false; 17826 } 17827 if (!ps.getInstalled(userId)) { 17828 // Can't block uninstall for an app that is not installed or enabled. 17829 Log.i(TAG, "Package not installed in set block uninstall " + packageName); 17830 return false; 17831 } 17832 ps.setBlockUninstall(blockUninstall, userId); 17833 mSettings.writePackageRestrictionsLPr(userId); 17834 } 17835 return true; 17836 } 17837 17838 @Override 17839 public boolean getBlockUninstallForUser(String packageName, int userId) { 17840 synchronized (mPackages) { 17841 PackageSetting ps = mSettings.mPackages.get(packageName); 17842 if (ps == null) { 17843 Log.i(TAG, "Package doesn't exist in get block uninstall " + packageName); 17844 return false; 17845 } 17846 return ps.getBlockUninstall(userId); 17847 } 17848 } 17849 17850 @Override 17851 public boolean setRequiredForSystemUser(String packageName, boolean systemUserApp) { 17852 int callingUid = Binder.getCallingUid(); 17853 if (callingUid != Process.SYSTEM_UID && callingUid != Process.ROOT_UID) { 17854 throw new SecurityException( 17855 "setRequiredForSystemUser can only be run by the system or root"); 17856 } 17857 synchronized (mPackages) { 17858 PackageSetting ps = mSettings.mPackages.get(packageName); 17859 if (ps == null) { 17860 Log.w(TAG, "Package doesn't exist: " + packageName); 17861 return false; 17862 } 17863 if (systemUserApp) { 17864 ps.pkgPrivateFlags |= ApplicationInfo.PRIVATE_FLAG_REQUIRED_FOR_SYSTEM_USER; 17865 } else { 17866 ps.pkgPrivateFlags &= ~ApplicationInfo.PRIVATE_FLAG_REQUIRED_FOR_SYSTEM_USER; 17867 } 17868 mSettings.writeLPr(); 17869 } 17870 return true; 17871 } 17872 17873 /* 17874 * This method handles package deletion in general 17875 */ 17876 private boolean deletePackageLIF(String packageName, UserHandle user, 17877 boolean deleteCodeAndResources, int[] allUserHandles, int flags, 17878 PackageRemovedInfo outInfo, boolean writeSettings, 17879 PackageParser.Package replacingPackage) { 17880 if (packageName == null) { 17881 Slog.w(TAG, "Attempt to delete null packageName."); 17882 return false; 17883 } 17884 17885 if (DEBUG_REMOVE) Slog.d(TAG, "deletePackageLI: " + packageName + " user " + user); 17886 17887 PackageSetting ps; 17888 synchronized (mPackages) { 17889 ps = mSettings.mPackages.get(packageName); 17890 if (ps == null) { 17891 Slog.w(TAG, "Package named '" + packageName + "' doesn't exist."); 17892 return false; 17893 } 17894 17895 if (ps.parentPackageName != null && (!isSystemApp(ps) 17896 || (flags & PackageManager.DELETE_SYSTEM_APP) != 0)) { 17897 if (DEBUG_REMOVE) { 17898 Slog.d(TAG, "Uninstalled child package:" + packageName + " for user:" 17899 + ((user == null) ? UserHandle.USER_ALL : user)); 17900 } 17901 final int removedUserId = (user != null) ? user.getIdentifier() 17902 : UserHandle.USER_ALL; 17903 if (!clearPackageStateForUserLIF(ps, removedUserId, outInfo)) { 17904 return false; 17905 } 17906 markPackageUninstalledForUserLPw(ps, user); 17907 scheduleWritePackageRestrictionsLocked(user); 17908 return true; 17909 } 17910 } 17911 17912 if (((!isSystemApp(ps) || (flags&PackageManager.DELETE_SYSTEM_APP) != 0) && user != null 17913 && user.getIdentifier() != UserHandle.USER_ALL)) { 17914 // The caller is asking that the package only be deleted for a single 17915 // user. To do this, we just mark its uninstalled state and delete 17916 // its data. If this is a system app, we only allow this to happen if 17917 // they have set the special DELETE_SYSTEM_APP which requests different 17918 // semantics than normal for uninstalling system apps. 17919 markPackageUninstalledForUserLPw(ps, user); 17920 17921 if (!isSystemApp(ps)) { 17922 // Do not uninstall the APK if an app should be cached 17923 boolean keepUninstalledPackage = shouldKeepUninstalledPackageLPr(packageName); 17924 if (ps.isAnyInstalled(sUserManager.getUserIds()) || keepUninstalledPackage) { 17925 // Other user still have this package installed, so all 17926 // we need to do is clear this user's data and save that 17927 // it is uninstalled. 17928 if (DEBUG_REMOVE) Slog.d(TAG, "Still installed by other users"); 17929 if (!clearPackageStateForUserLIF(ps, user.getIdentifier(), outInfo)) { 17930 return false; 17931 } 17932 scheduleWritePackageRestrictionsLocked(user); 17933 return true; 17934 } else { 17935 // We need to set it back to 'installed' so the uninstall 17936 // broadcasts will be sent correctly. 17937 if (DEBUG_REMOVE) Slog.d(TAG, "Not installed by other users, full delete"); 17938 ps.setInstalled(true, user.getIdentifier()); 17939 } 17940 } else { 17941 // This is a system app, so we assume that the 17942 // other users still have this package installed, so all 17943 // we need to do is clear this user's data and save that 17944 // it is uninstalled. 17945 if (DEBUG_REMOVE) Slog.d(TAG, "Deleting system app"); 17946 if (!clearPackageStateForUserLIF(ps, user.getIdentifier(), outInfo)) { 17947 return false; 17948 } 17949 scheduleWritePackageRestrictionsLocked(user); 17950 return true; 17951 } 17952 } 17953 17954 // If we are deleting a composite package for all users, keep track 17955 // of result for each child. 17956 if (ps.childPackageNames != null && outInfo != null) { 17957 synchronized (mPackages) { 17958 final int childCount = ps.childPackageNames.size(); 17959 outInfo.removedChildPackages = new ArrayMap<>(childCount); 17960 for (int i = 0; i < childCount; i++) { 17961 String childPackageName = ps.childPackageNames.get(i); 17962 PackageRemovedInfo childInfo = new PackageRemovedInfo(); 17963 childInfo.removedPackage = childPackageName; 17964 outInfo.removedChildPackages.put(childPackageName, childInfo); 17965 PackageSetting childPs = mSettings.getPackageLPr(childPackageName); 17966 if (childPs != null) { 17967 childInfo.origUsers = childPs.queryInstalledUsers(allUserHandles, true); 17968 } 17969 } 17970 } 17971 } 17972 17973 boolean ret = false; 17974 if (isSystemApp(ps)) { 17975 if (DEBUG_REMOVE) Slog.d(TAG, "Removing system package: " + ps.name); 17976 // When an updated system application is deleted we delete the existing resources 17977 // as well and fall back to existing code in system partition 17978 ret = deleteSystemPackageLIF(ps.pkg, ps, allUserHandles, flags, outInfo, writeSettings); 17979 } else { 17980 if (DEBUG_REMOVE) Slog.d(TAG, "Removing non-system package: " + ps.name); 17981 ret = deleteInstalledPackageLIF(ps, deleteCodeAndResources, flags, allUserHandles, 17982 outInfo, writeSettings, replacingPackage); 17983 } 17984 17985 // Take a note whether we deleted the package for all users 17986 if (outInfo != null) { 17987 outInfo.removedForAllUsers = mPackages.get(ps.name) == null; 17988 if (outInfo.removedChildPackages != null) { 17989 synchronized (mPackages) { 17990 final int childCount = outInfo.removedChildPackages.size(); 17991 for (int i = 0; i < childCount; i++) { 17992 PackageRemovedInfo childInfo = outInfo.removedChildPackages.valueAt(i); 17993 if (childInfo != null) { 17994 childInfo.removedForAllUsers = mPackages.get( 17995 childInfo.removedPackage) == null; 17996 } 17997 } 17998 } 17999 } 18000 // If we uninstalled an update to a system app there may be some 18001 // child packages that appeared as they are declared in the system 18002 // app but were not declared in the update. 18003 if (isSystemApp(ps)) { 18004 synchronized (mPackages) { 18005 PackageSetting updatedPs = mSettings.getPackageLPr(ps.name); 18006 final int childCount = (updatedPs.childPackageNames != null) 18007 ? updatedPs.childPackageNames.size() : 0; 18008 for (int i = 0; i < childCount; i++) { 18009 String childPackageName = updatedPs.childPackageNames.get(i); 18010 if (outInfo.removedChildPackages == null 18011 || outInfo.removedChildPackages.indexOfKey(childPackageName) < 0) { 18012 PackageSetting childPs = mSettings.getPackageLPr(childPackageName); 18013 if (childPs == null) { 18014 continue; 18015 } 18016 PackageInstalledInfo installRes = new PackageInstalledInfo(); 18017 installRes.name = childPackageName; 18018 installRes.newUsers = childPs.queryInstalledUsers(allUserHandles, true); 18019 installRes.pkg = mPackages.get(childPackageName); 18020 installRes.uid = childPs.pkg.applicationInfo.uid; 18021 if (outInfo.appearedChildPackages == null) { 18022 outInfo.appearedChildPackages = new ArrayMap<>(); 18023 } 18024 outInfo.appearedChildPackages.put(childPackageName, installRes); 18025 } 18026 } 18027 } 18028 } 18029 } 18030 18031 return ret; 18032 } 18033 18034 private void markPackageUninstalledForUserLPw(PackageSetting ps, UserHandle user) { 18035 final int[] userIds = (user == null || user.getIdentifier() == UserHandle.USER_ALL) 18036 ? sUserManager.getUserIds() : new int[] {user.getIdentifier()}; 18037 for (int nextUserId : userIds) { 18038 if (DEBUG_REMOVE) { 18039 Slog.d(TAG, "Marking package:" + ps.name + " uninstalled for user:" + nextUserId); 18040 } 18041 ps.setUserState(nextUserId, 0, COMPONENT_ENABLED_STATE_DEFAULT, 18042 false /*installed*/, true /*stopped*/, true /*notLaunched*/, 18043 false /*hidden*/, false /*suspended*/, null, null, null, 18044 false /*blockUninstall*/, 18045 ps.readUserState(nextUserId).domainVerificationStatus, 0, 18046 PackageManager.INSTALL_REASON_UNKNOWN); 18047 } 18048 } 18049 18050 private boolean clearPackageStateForUserLIF(PackageSetting ps, int userId, 18051 PackageRemovedInfo outInfo) { 18052 final PackageParser.Package pkg; 18053 synchronized (mPackages) { 18054 pkg = mPackages.get(ps.name); 18055 } 18056 18057 final int[] userIds = (userId == UserHandle.USER_ALL) ? sUserManager.getUserIds() 18058 : new int[] {userId}; 18059 for (int nextUserId : userIds) { 18060 if (DEBUG_REMOVE) { 18061 Slog.d(TAG, "Updating package:" + ps.name + " install state for user:" 18062 + nextUserId); 18063 } 18064 18065 destroyAppDataLIF(pkg, userId, 18066 StorageManager.FLAG_STORAGE_DE | StorageManager.FLAG_STORAGE_CE); 18067 destroyAppProfilesLIF(pkg, userId); 18068 removeKeystoreDataIfNeeded(nextUserId, ps.appId); 18069 schedulePackageCleaning(ps.name, nextUserId, false); 18070 synchronized (mPackages) { 18071 if (clearPackagePreferredActivitiesLPw(ps.name, nextUserId)) { 18072 scheduleWritePackageRestrictionsLocked(nextUserId); 18073 } 18074 resetUserChangesToRuntimePermissionsAndFlagsLPw(ps, nextUserId); 18075 } 18076 } 18077 18078 if (outInfo != null) { 18079 outInfo.removedPackage = ps.name; 18080 outInfo.isStaticSharedLib = pkg != null && pkg.staticSharedLibName != null; 18081 outInfo.removedAppId = ps.appId; 18082 outInfo.removedUsers = userIds; 18083 } 18084 18085 return true; 18086 } 18087 18088 private final class ClearStorageConnection implements ServiceConnection { 18089 IMediaContainerService mContainerService; 18090 18091 @Override 18092 public void onServiceConnected(ComponentName name, IBinder service) { 18093 synchronized (this) { 18094 mContainerService = IMediaContainerService.Stub 18095 .asInterface(Binder.allowBlocking(service)); 18096 notifyAll(); 18097 } 18098 } 18099 18100 @Override 18101 public void onServiceDisconnected(ComponentName name) { 18102 } 18103 } 18104 18105 private void clearExternalStorageDataSync(String packageName, int userId, boolean allData) { 18106 if (DEFAULT_CONTAINER_PACKAGE.equals(packageName)) return; 18107 18108 final boolean mounted; 18109 if (Environment.isExternalStorageEmulated()) { 18110 mounted = true; 18111 } else { 18112 final String status = Environment.getExternalStorageState(); 18113 18114 mounted = status.equals(Environment.MEDIA_MOUNTED) 18115 || status.equals(Environment.MEDIA_MOUNTED_READ_ONLY); 18116 } 18117 18118 if (!mounted) { 18119 return; 18120 } 18121 18122 final Intent containerIntent = new Intent().setComponent(DEFAULT_CONTAINER_COMPONENT); 18123 int[] users; 18124 if (userId == UserHandle.USER_ALL) { 18125 users = sUserManager.getUserIds(); 18126 } else { 18127 users = new int[] { userId }; 18128 } 18129 final ClearStorageConnection conn = new ClearStorageConnection(); 18130 if (mContext.bindServiceAsUser( 18131 containerIntent, conn, Context.BIND_AUTO_CREATE, UserHandle.SYSTEM)) { 18132 try { 18133 for (int curUser : users) { 18134 long timeout = SystemClock.uptimeMillis() + 5000; 18135 synchronized (conn) { 18136 long now; 18137 while (conn.mContainerService == null && 18138 (now = SystemClock.uptimeMillis()) < timeout) { 18139 try { 18140 conn.wait(timeout - now); 18141 } catch (InterruptedException e) { 18142 } 18143 } 18144 } 18145 if (conn.mContainerService == null) { 18146 return; 18147 } 18148 18149 final UserEnvironment userEnv = new UserEnvironment(curUser); 18150 clearDirectory(conn.mContainerService, 18151 userEnv.buildExternalStorageAppCacheDirs(packageName)); 18152 if (allData) { 18153 clearDirectory(conn.mContainerService, 18154 userEnv.buildExternalStorageAppDataDirs(packageName)); 18155 clearDirectory(conn.mContainerService, 18156 userEnv.buildExternalStorageAppMediaDirs(packageName)); 18157 } 18158 } 18159 } finally { 18160 mContext.unbindService(conn); 18161 } 18162 } 18163 } 18164 18165 @Override 18166 public void clearApplicationProfileData(String packageName) { 18167 enforceSystemOrRoot("Only the system can clear all profile data"); 18168 18169 final PackageParser.Package pkg; 18170 synchronized (mPackages) { 18171 pkg = mPackages.get(packageName); 18172 } 18173 18174 try (PackageFreezer freezer = freezePackage(packageName, "clearApplicationProfileData")) { 18175 synchronized (mInstallLock) { 18176 clearAppProfilesLIF(pkg, UserHandle.USER_ALL); 18177 destroyAppReferenceProfileLeafLIF(pkg, UserHandle.USER_ALL, 18178 true /* removeBaseMarker */); 18179 } 18180 } 18181 } 18182 18183 @Override 18184 public void clearApplicationUserData(final String packageName, 18185 final IPackageDataObserver observer, final int userId) { 18186 mContext.enforceCallingOrSelfPermission( 18187 android.Manifest.permission.CLEAR_APP_USER_DATA, null); 18188 18189 enforceCrossUserPermission(Binder.getCallingUid(), userId, 18190 true /* requireFullPermission */, false /* checkShell */, "clear application data"); 18191 18192 if (mProtectedPackages.isPackageDataProtected(userId, packageName)) { 18193 throw new SecurityException("Cannot clear data for a protected package: " 18194 + packageName); 18195 } 18196 // Queue up an async operation since the package deletion may take a little while. 18197 mHandler.post(new Runnable() { 18198 public void run() { 18199 mHandler.removeCallbacks(this); 18200 final boolean succeeded; 18201 try (PackageFreezer freezer = freezePackage(packageName, 18202 "clearApplicationUserData")) { 18203 synchronized (mInstallLock) { 18204 succeeded = clearApplicationUserDataLIF(packageName, userId); 18205 } 18206 clearExternalStorageDataSync(packageName, userId, true); 18207 } 18208 if (succeeded) { 18209 // invoke DeviceStorageMonitor's update method to clear any notifications 18210 DeviceStorageMonitorInternal dsm = LocalServices 18211 .getService(DeviceStorageMonitorInternal.class); 18212 if (dsm != null) { 18213 dsm.checkMemory(); 18214 } 18215 } 18216 if(observer != null) { 18217 try { 18218 observer.onRemoveCompleted(packageName, succeeded); 18219 } catch (RemoteException e) { 18220 Log.i(TAG, "Observer no longer exists."); 18221 } 18222 } //end if observer 18223 } //end run 18224 }); 18225 } 18226 18227 private boolean clearApplicationUserDataLIF(String packageName, int userId) { 18228 if (packageName == null) { 18229 Slog.w(TAG, "Attempt to delete null packageName."); 18230 return false; 18231 } 18232 18233 // Try finding details about the requested package 18234 PackageParser.Package pkg; 18235 synchronized (mPackages) { 18236 pkg = mPackages.get(packageName); 18237 if (pkg == null) { 18238 final PackageSetting ps = mSettings.mPackages.get(packageName); 18239 if (ps != null) { 18240 pkg = ps.pkg; 18241 } 18242 } 18243 18244 if (pkg == null) { 18245 Slog.w(TAG, "Package named '" + packageName + "' doesn't exist."); 18246 return false; 18247 } 18248 18249 PackageSetting ps = (PackageSetting) pkg.mExtras; 18250 resetUserChangesToRuntimePermissionsAndFlagsLPw(ps, userId); 18251 } 18252 18253 clearAppDataLIF(pkg, userId, 18254 StorageManager.FLAG_STORAGE_DE | StorageManager.FLAG_STORAGE_CE); 18255 18256 final int appId = UserHandle.getAppId(pkg.applicationInfo.uid); 18257 removeKeystoreDataIfNeeded(userId, appId); 18258 18259 UserManagerInternal umInternal = getUserManagerInternal(); 18260 final int flags; 18261 if (umInternal.isUserUnlockingOrUnlocked(userId)) { 18262 flags = StorageManager.FLAG_STORAGE_DE | StorageManager.FLAG_STORAGE_CE; 18263 } else if (umInternal.isUserRunning(userId)) { 18264 flags = StorageManager.FLAG_STORAGE_DE; 18265 } else { 18266 flags = 0; 18267 } 18268 prepareAppDataContentsLIF(pkg, userId, flags); 18269 18270 return true; 18271 } 18272 18273 /** 18274 * Reverts user permission state changes (permissions and flags) in 18275 * all packages for a given user. 18276 * 18277 * @param userId The device user for which to do a reset. 18278 */ 18279 private void resetUserChangesToRuntimePermissionsAndFlagsLPw(int userId) { 18280 final int packageCount = mPackages.size(); 18281 for (int i = 0; i < packageCount; i++) { 18282 PackageParser.Package pkg = mPackages.valueAt(i); 18283 PackageSetting ps = (PackageSetting) pkg.mExtras; 18284 resetUserChangesToRuntimePermissionsAndFlagsLPw(ps, userId); 18285 } 18286 } 18287 18288 private void resetNetworkPolicies(int userId) { 18289 LocalServices.getService(NetworkPolicyManagerInternal.class).resetUserState(userId); 18290 } 18291 18292 /** 18293 * Reverts user permission state changes (permissions and flags). 18294 * 18295 * @param ps The package for which to reset. 18296 * @param userId The device user for which to do a reset. 18297 */ 18298 private void resetUserChangesToRuntimePermissionsAndFlagsLPw( 18299 final PackageSetting ps, final int userId) { 18300 if (ps.pkg == null) { 18301 return; 18302 } 18303 18304 // These are flags that can change base on user actions. 18305 final int userSettableMask = FLAG_PERMISSION_USER_SET 18306 | FLAG_PERMISSION_USER_FIXED 18307 | FLAG_PERMISSION_REVOKE_ON_UPGRADE 18308 | FLAG_PERMISSION_REVIEW_REQUIRED; 18309 18310 final int policyOrSystemFlags = FLAG_PERMISSION_SYSTEM_FIXED 18311 | FLAG_PERMISSION_POLICY_FIXED; 18312 18313 boolean writeInstallPermissions = false; 18314 boolean writeRuntimePermissions = false; 18315 18316 final int permissionCount = ps.pkg.requestedPermissions.size(); 18317 for (int i = 0; i < permissionCount; i++) { 18318 String permission = ps.pkg.requestedPermissions.get(i); 18319 18320 BasePermission bp = mSettings.mPermissions.get(permission); 18321 if (bp == null) { 18322 continue; 18323 } 18324 18325 // If shared user we just reset the state to which only this app contributed. 18326 if (ps.sharedUser != null) { 18327 boolean used = false; 18328 final int packageCount = ps.sharedUser.packages.size(); 18329 for (int j = 0; j < packageCount; j++) { 18330 PackageSetting pkg = ps.sharedUser.packages.valueAt(j); 18331 if (pkg.pkg != null && !pkg.pkg.packageName.equals(ps.pkg.packageName) 18332 && pkg.pkg.requestedPermissions.contains(permission)) { 18333 used = true; 18334 break; 18335 } 18336 } 18337 if (used) { 18338 continue; 18339 } 18340 } 18341 18342 PermissionsState permissionsState = ps.getPermissionsState(); 18343 18344 final int oldFlags = permissionsState.getPermissionFlags(bp.name, userId); 18345 18346 // Always clear the user settable flags. 18347 final boolean hasInstallState = permissionsState.getInstallPermissionState( 18348 bp.name) != null; 18349 // If permission review is enabled and this is a legacy app, mark the 18350 // permission as requiring a review as this is the initial state. 18351 int flags = 0; 18352 if (mPermissionReviewRequired 18353 && ps.pkg.applicationInfo.targetSdkVersion < Build.VERSION_CODES.M) { 18354 flags |= FLAG_PERMISSION_REVIEW_REQUIRED; 18355 } 18356 if (permissionsState.updatePermissionFlags(bp, userId, userSettableMask, flags)) { 18357 if (hasInstallState) { 18358 writeInstallPermissions = true; 18359 } else { 18360 writeRuntimePermissions = true; 18361 } 18362 } 18363 18364 // Below is only runtime permission handling. 18365 if (!bp.isRuntime()) { 18366 continue; 18367 } 18368 18369 // Never clobber system or policy. 18370 if ((oldFlags & policyOrSystemFlags) != 0) { 18371 continue; 18372 } 18373 18374 // If this permission was granted by default, make sure it is. 18375 if ((oldFlags & FLAG_PERMISSION_GRANTED_BY_DEFAULT) != 0) { 18376 if (permissionsState.grantRuntimePermission(bp, userId) 18377 != PERMISSION_OPERATION_FAILURE) { 18378 writeRuntimePermissions = true; 18379 } 18380 // If permission review is enabled the permissions for a legacy apps 18381 // are represented as constantly granted runtime ones, so don't revoke. 18382 } else if ((flags & FLAG_PERMISSION_REVIEW_REQUIRED) == 0) { 18383 // Otherwise, reset the permission. 18384 final int revokeResult = permissionsState.revokeRuntimePermission(bp, userId); 18385 switch (revokeResult) { 18386 case PERMISSION_OPERATION_SUCCESS: 18387 case PERMISSION_OPERATION_SUCCESS_GIDS_CHANGED: { 18388 writeRuntimePermissions = true; 18389 final int appId = ps.appId; 18390 mHandler.post(new Runnable() { 18391 @Override 18392 public void run() { 18393 killUid(appId, userId, KILL_APP_REASON_PERMISSIONS_REVOKED); 18394 } 18395 }); 18396 } break; 18397 } 18398 } 18399 } 18400 18401 // Synchronously write as we are taking permissions away. 18402 if (writeRuntimePermissions) { 18403 mSettings.writeRuntimePermissionsForUserLPr(userId, true); 18404 } 18405 18406 // Synchronously write as we are taking permissions away. 18407 if (writeInstallPermissions) { 18408 mSettings.writeLPr(); 18409 } 18410 } 18411 18412 /** 18413 * Remove entries from the keystore daemon. Will only remove it if the 18414 * {@code appId} is valid. 18415 */ 18416 private static void removeKeystoreDataIfNeeded(int userId, int appId) { 18417 if (appId < 0) { 18418 return; 18419 } 18420 18421 final KeyStore keyStore = KeyStore.getInstance(); 18422 if (keyStore != null) { 18423 if (userId == UserHandle.USER_ALL) { 18424 for (final int individual : sUserManager.getUserIds()) { 18425 keyStore.clearUid(UserHandle.getUid(individual, appId)); 18426 } 18427 } else { 18428 keyStore.clearUid(UserHandle.getUid(userId, appId)); 18429 } 18430 } else { 18431 Slog.w(TAG, "Could not contact keystore to clear entries for app id " + appId); 18432 } 18433 } 18434 18435 @Override 18436 public void deleteApplicationCacheFiles(final String packageName, 18437 final IPackageDataObserver observer) { 18438 final int userId = UserHandle.getCallingUserId(); 18439 deleteApplicationCacheFilesAsUser(packageName, userId, observer); 18440 } 18441 18442 @Override 18443 public void deleteApplicationCacheFilesAsUser(final String packageName, final int userId, 18444 final IPackageDataObserver observer) { 18445 mContext.enforceCallingOrSelfPermission( 18446 android.Manifest.permission.DELETE_CACHE_FILES, null); 18447 enforceCrossUserPermission(Binder.getCallingUid(), userId, 18448 /* requireFullPermission= */ true, /* checkShell= */ false, 18449 "delete application cache files"); 18450 18451 final PackageParser.Package pkg; 18452 synchronized (mPackages) { 18453 pkg = mPackages.get(packageName); 18454 } 18455 18456 // Queue up an async operation since the package deletion may take a little while. 18457 mHandler.post(new Runnable() { 18458 public void run() { 18459 synchronized (mInstallLock) { 18460 final int flags = StorageManager.FLAG_STORAGE_DE 18461 | StorageManager.FLAG_STORAGE_CE; 18462 // We're only clearing cache files, so we don't care if the 18463 // app is unfrozen and still able to run 18464 clearAppDataLIF(pkg, userId, flags | Installer.FLAG_CLEAR_CACHE_ONLY); 18465 clearAppDataLIF(pkg, userId, flags | Installer.FLAG_CLEAR_CODE_CACHE_ONLY); 18466 } 18467 clearExternalStorageDataSync(packageName, userId, false); 18468 if (observer != null) { 18469 try { 18470 observer.onRemoveCompleted(packageName, true); 18471 } catch (RemoteException e) { 18472 Log.i(TAG, "Observer no longer exists."); 18473 } 18474 } 18475 } 18476 }); 18477 } 18478 18479 @Override 18480 public void getPackageSizeInfo(final String packageName, int userHandle, 18481 final IPackageStatsObserver observer) { 18482 mContext.enforceCallingOrSelfPermission( 18483 android.Manifest.permission.GET_PACKAGE_SIZE, null); 18484 if (packageName == null) { 18485 throw new IllegalArgumentException("Attempt to get size of null packageName"); 18486 } 18487 18488 PackageStats stats = new PackageStats(packageName, userHandle); 18489 18490 /* 18491 * Queue up an async operation since the package measurement may take a 18492 * little while. 18493 */ 18494 Message msg = mHandler.obtainMessage(INIT_COPY); 18495 msg.obj = new MeasureParams(stats, observer); 18496 mHandler.sendMessage(msg); 18497 } 18498 18499 private boolean getPackageSizeInfoLI(String packageName, int userId, PackageStats stats) { 18500 final PackageSetting ps; 18501 synchronized (mPackages) { 18502 ps = mSettings.mPackages.get(packageName); 18503 if (ps == null) { 18504 Slog.w(TAG, "Failed to find settings for " + packageName); 18505 return false; 18506 } 18507 } 18508 18509 final String[] packageNames = { packageName }; 18510 final long[] ceDataInodes = { ps.getCeDataInode(userId) }; 18511 final String[] codePaths = { ps.codePathString }; 18512 18513 try { 18514 mInstaller.getAppSize(ps.volumeUuid, packageNames, userId, 0, 18515 ps.appId, ceDataInodes, codePaths, stats); 18516 18517 // For now, ignore code size of packages on system partition 18518 if (isSystemApp(ps) && !isUpdatedSystemApp(ps)) { 18519 stats.codeSize = 0; 18520 } 18521 18522 // External clients expect these to be tracked separately 18523 stats.dataSize -= stats.cacheSize; 18524 18525 } catch (InstallerException e) { 18526 Slog.w(TAG, String.valueOf(e)); 18527 return false; 18528 } 18529 18530 return true; 18531 } 18532 18533 private int getUidTargetSdkVersionLockedLPr(int uid) { 18534 Object obj = mSettings.getUserIdLPr(uid); 18535 if (obj instanceof SharedUserSetting) { 18536 final SharedUserSetting sus = (SharedUserSetting) obj; 18537 int vers = Build.VERSION_CODES.CUR_DEVELOPMENT; 18538 final Iterator<PackageSetting> it = sus.packages.iterator(); 18539 while (it.hasNext()) { 18540 final PackageSetting ps = it.next(); 18541 if (ps.pkg != null) { 18542 int v = ps.pkg.applicationInfo.targetSdkVersion; 18543 if (v < vers) vers = v; 18544 } 18545 } 18546 return vers; 18547 } else if (obj instanceof PackageSetting) { 18548 final PackageSetting ps = (PackageSetting) obj; 18549 if (ps.pkg != null) { 18550 return ps.pkg.applicationInfo.targetSdkVersion; 18551 } 18552 } 18553 return Build.VERSION_CODES.CUR_DEVELOPMENT; 18554 } 18555 18556 @Override 18557 public void addPreferredActivity(IntentFilter filter, int match, 18558 ComponentName[] set, ComponentName activity, int userId) { 18559 addPreferredActivityInternal(filter, match, set, activity, true, userId, 18560 "Adding preferred"); 18561 } 18562 18563 private void addPreferredActivityInternal(IntentFilter filter, int match, 18564 ComponentName[] set, ComponentName activity, boolean always, int userId, 18565 String opname) { 18566 // writer 18567 int callingUid = Binder.getCallingUid(); 18568 enforceCrossUserPermission(callingUid, userId, 18569 true /* requireFullPermission */, false /* checkShell */, "add preferred activity"); 18570 if (filter.countActions() == 0) { 18571 Slog.w(TAG, "Cannot set a preferred activity with no filter actions"); 18572 return; 18573 } 18574 synchronized (mPackages) { 18575 if (mContext.checkCallingOrSelfPermission( 18576 android.Manifest.permission.SET_PREFERRED_APPLICATIONS) 18577 != PackageManager.PERMISSION_GRANTED) { 18578 if (getUidTargetSdkVersionLockedLPr(callingUid) 18579 < Build.VERSION_CODES.FROYO) { 18580 Slog.w(TAG, "Ignoring addPreferredActivity() from uid " 18581 + callingUid); 18582 return; 18583 } 18584 mContext.enforceCallingOrSelfPermission( 18585 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 18586 } 18587 18588 PreferredIntentResolver pir = mSettings.editPreferredActivitiesLPw(userId); 18589 Slog.i(TAG, opname + " activity " + activity.flattenToShortString() + " for user " 18590 + userId + ":"); 18591 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 18592 pir.addFilter(new PreferredActivity(filter, match, set, activity, always)); 18593 scheduleWritePackageRestrictionsLocked(userId); 18594 postPreferredActivityChangedBroadcast(userId); 18595 } 18596 } 18597 18598 private void postPreferredActivityChangedBroadcast(int userId) { 18599 mHandler.post(() -> { 18600 final IActivityManager am = ActivityManager.getService(); 18601 if (am == null) { 18602 return; 18603 } 18604 18605 final Intent intent = new Intent(Intent.ACTION_PREFERRED_ACTIVITY_CHANGED); 18606 intent.putExtra(Intent.EXTRA_USER_HANDLE, userId); 18607 try { 18608 am.broadcastIntent(null, intent, null, null, 18609 0, null, null, null, android.app.AppOpsManager.OP_NONE, 18610 null, false, false, userId); 18611 } catch (RemoteException e) { 18612 } 18613 }); 18614 } 18615 18616 @Override 18617 public void replacePreferredActivity(IntentFilter filter, int match, 18618 ComponentName[] set, ComponentName activity, int userId) { 18619 if (filter.countActions() != 1) { 18620 throw new IllegalArgumentException( 18621 "replacePreferredActivity expects filter to have only 1 action."); 18622 } 18623 if (filter.countDataAuthorities() != 0 18624 || filter.countDataPaths() != 0 18625 || filter.countDataSchemes() > 1 18626 || filter.countDataTypes() != 0) { 18627 throw new IllegalArgumentException( 18628 "replacePreferredActivity expects filter to have no data authorities, " + 18629 "paths, or types; and at most one scheme."); 18630 } 18631 18632 final int callingUid = Binder.getCallingUid(); 18633 enforceCrossUserPermission(callingUid, userId, 18634 true /* requireFullPermission */, false /* checkShell */, 18635 "replace preferred activity"); 18636 synchronized (mPackages) { 18637 if (mContext.checkCallingOrSelfPermission( 18638 android.Manifest.permission.SET_PREFERRED_APPLICATIONS) 18639 != PackageManager.PERMISSION_GRANTED) { 18640 if (getUidTargetSdkVersionLockedLPr(callingUid) 18641 < Build.VERSION_CODES.FROYO) { 18642 Slog.w(TAG, "Ignoring replacePreferredActivity() from uid " 18643 + Binder.getCallingUid()); 18644 return; 18645 } 18646 mContext.enforceCallingOrSelfPermission( 18647 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 18648 } 18649 18650 PreferredIntentResolver pir = mSettings.mPreferredActivities.get(userId); 18651 if (pir != null) { 18652 // Get all of the existing entries that exactly match this filter. 18653 ArrayList<PreferredActivity> existing = pir.findFilters(filter); 18654 if (existing != null && existing.size() == 1) { 18655 PreferredActivity cur = existing.get(0); 18656 if (DEBUG_PREFERRED) { 18657 Slog.i(TAG, "Checking replace of preferred:"); 18658 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 18659 if (!cur.mPref.mAlways) { 18660 Slog.i(TAG, " -- CUR; not mAlways!"); 18661 } else { 18662 Slog.i(TAG, " -- CUR: mMatch=" + cur.mPref.mMatch); 18663 Slog.i(TAG, " -- CUR: mSet=" 18664 + Arrays.toString(cur.mPref.mSetComponents)); 18665 Slog.i(TAG, " -- CUR: mComponent=" + cur.mPref.mShortComponent); 18666 Slog.i(TAG, " -- NEW: mMatch=" 18667 + (match&IntentFilter.MATCH_CATEGORY_MASK)); 18668 Slog.i(TAG, " -- CUR: mSet=" + Arrays.toString(set)); 18669 Slog.i(TAG, " -- CUR: mComponent=" + activity.flattenToShortString()); 18670 } 18671 } 18672 if (cur.mPref.mAlways && cur.mPref.mComponent.equals(activity) 18673 && cur.mPref.mMatch == (match&IntentFilter.MATCH_CATEGORY_MASK) 18674 && cur.mPref.sameSet(set)) { 18675 // Setting the preferred activity to what it happens to be already 18676 if (DEBUG_PREFERRED) { 18677 Slog.i(TAG, "Replacing with same preferred activity " 18678 + cur.mPref.mShortComponent + " for user " 18679 + userId + ":"); 18680 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 18681 } 18682 return; 18683 } 18684 } 18685 18686 if (existing != null) { 18687 if (DEBUG_PREFERRED) { 18688 Slog.i(TAG, existing.size() + " existing preferred matches for:"); 18689 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 18690 } 18691 for (int i = 0; i < existing.size(); i++) { 18692 PreferredActivity pa = existing.get(i); 18693 if (DEBUG_PREFERRED) { 18694 Slog.i(TAG, "Removing existing preferred activity " 18695 + pa.mPref.mComponent + ":"); 18696 pa.dump(new LogPrinter(Log.INFO, TAG), " "); 18697 } 18698 pir.removeFilter(pa); 18699 } 18700 } 18701 } 18702 addPreferredActivityInternal(filter, match, set, activity, true, userId, 18703 "Replacing preferred"); 18704 } 18705 } 18706 18707 @Override 18708 public void clearPackagePreferredActivities(String packageName) { 18709 final int uid = Binder.getCallingUid(); 18710 // writer 18711 synchronized (mPackages) { 18712 PackageParser.Package pkg = mPackages.get(packageName); 18713 if (pkg == null || pkg.applicationInfo.uid != uid) { 18714 if (mContext.checkCallingOrSelfPermission( 18715 android.Manifest.permission.SET_PREFERRED_APPLICATIONS) 18716 != PackageManager.PERMISSION_GRANTED) { 18717 if (getUidTargetSdkVersionLockedLPr(Binder.getCallingUid()) 18718 < Build.VERSION_CODES.FROYO) { 18719 Slog.w(TAG, "Ignoring clearPackagePreferredActivities() from uid " 18720 + Binder.getCallingUid()); 18721 return; 18722 } 18723 mContext.enforceCallingOrSelfPermission( 18724 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 18725 } 18726 } 18727 18728 int user = UserHandle.getCallingUserId(); 18729 if (clearPackagePreferredActivitiesLPw(packageName, user)) { 18730 scheduleWritePackageRestrictionsLocked(user); 18731 } 18732 } 18733 } 18734 18735 /** This method takes a specific user id as well as UserHandle.USER_ALL. */ 18736 boolean clearPackagePreferredActivitiesLPw(String packageName, int userId) { 18737 ArrayList<PreferredActivity> removed = null; 18738 boolean changed = false; 18739 for (int i=0; i<mSettings.mPreferredActivities.size(); i++) { 18740 final int thisUserId = mSettings.mPreferredActivities.keyAt(i); 18741 PreferredIntentResolver pir = mSettings.mPreferredActivities.valueAt(i); 18742 if (userId != UserHandle.USER_ALL && userId != thisUserId) { 18743 continue; 18744 } 18745 Iterator<PreferredActivity> it = pir.filterIterator(); 18746 while (it.hasNext()) { 18747 PreferredActivity pa = it.next(); 18748 // Mark entry for removal only if it matches the package name 18749 // and the entry is of type "always". 18750 if (packageName == null || 18751 (pa.mPref.mComponent.getPackageName().equals(packageName) 18752 && pa.mPref.mAlways)) { 18753 if (removed == null) { 18754 removed = new ArrayList<PreferredActivity>(); 18755 } 18756 removed.add(pa); 18757 } 18758 } 18759 if (removed != null) { 18760 for (int j=0; j<removed.size(); j++) { 18761 PreferredActivity pa = removed.get(j); 18762 pir.removeFilter(pa); 18763 } 18764 changed = true; 18765 } 18766 } 18767 if (changed) { 18768 postPreferredActivityChangedBroadcast(userId); 18769 } 18770 return changed; 18771 } 18772 18773 /** This method takes a specific user id as well as UserHandle.USER_ALL. */ 18774 private void clearIntentFilterVerificationsLPw(int userId) { 18775 final int packageCount = mPackages.size(); 18776 for (int i = 0; i < packageCount; i++) { 18777 PackageParser.Package pkg = mPackages.valueAt(i); 18778 clearIntentFilterVerificationsLPw(pkg.packageName, userId); 18779 } 18780 } 18781 18782 /** This method takes a specific user id as well as UserHandle.USER_ALL. */ 18783 void clearIntentFilterVerificationsLPw(String packageName, int userId) { 18784 if (userId == UserHandle.USER_ALL) { 18785 if (mSettings.removeIntentFilterVerificationLPw(packageName, 18786 sUserManager.getUserIds())) { 18787 for (int oneUserId : sUserManager.getUserIds()) { 18788 scheduleWritePackageRestrictionsLocked(oneUserId); 18789 } 18790 } 18791 } else { 18792 if (mSettings.removeIntentFilterVerificationLPw(packageName, userId)) { 18793 scheduleWritePackageRestrictionsLocked(userId); 18794 } 18795 } 18796 } 18797 18798 void clearDefaultBrowserIfNeeded(String packageName) { 18799 for (int oneUserId : sUserManager.getUserIds()) { 18800 String defaultBrowserPackageName = getDefaultBrowserPackageName(oneUserId); 18801 if (TextUtils.isEmpty(defaultBrowserPackageName)) continue; 18802 if (packageName.equals(defaultBrowserPackageName)) { 18803 setDefaultBrowserPackageName(null, oneUserId); 18804 } 18805 } 18806 } 18807 18808 @Override 18809 public void resetApplicationPreferences(int userId) { 18810 mContext.enforceCallingOrSelfPermission( 18811 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 18812 final long identity = Binder.clearCallingIdentity(); 18813 // writer 18814 try { 18815 synchronized (mPackages) { 18816 clearPackagePreferredActivitiesLPw(null, userId); 18817 mSettings.applyDefaultPreferredAppsLPw(this, userId); 18818 // TODO: We have to reset the default SMS and Phone. This requires 18819 // significant refactoring to keep all default apps in the package 18820 // manager (cleaner but more work) or have the services provide 18821 // callbacks to the package manager to request a default app reset. 18822 applyFactoryDefaultBrowserLPw(userId); 18823 clearIntentFilterVerificationsLPw(userId); 18824 primeDomainVerificationsLPw(userId); 18825 resetUserChangesToRuntimePermissionsAndFlagsLPw(userId); 18826 scheduleWritePackageRestrictionsLocked(userId); 18827 } 18828 resetNetworkPolicies(userId); 18829 } finally { 18830 Binder.restoreCallingIdentity(identity); 18831 } 18832 } 18833 18834 @Override 18835 public int getPreferredActivities(List<IntentFilter> outFilters, 18836 List<ComponentName> outActivities, String packageName) { 18837 18838 int num = 0; 18839 final int userId = UserHandle.getCallingUserId(); 18840 // reader 18841 synchronized (mPackages) { 18842 PreferredIntentResolver pir = mSettings.mPreferredActivities.get(userId); 18843 if (pir != null) { 18844 final Iterator<PreferredActivity> it = pir.filterIterator(); 18845 while (it.hasNext()) { 18846 final PreferredActivity pa = it.next(); 18847 if (packageName == null 18848 || (pa.mPref.mComponent.getPackageName().equals(packageName) 18849 && pa.mPref.mAlways)) { 18850 if (outFilters != null) { 18851 outFilters.add(new IntentFilter(pa)); 18852 } 18853 if (outActivities != null) { 18854 outActivities.add(pa.mPref.mComponent); 18855 } 18856 } 18857 } 18858 } 18859 } 18860 18861 return num; 18862 } 18863 18864 @Override 18865 public void addPersistentPreferredActivity(IntentFilter filter, ComponentName activity, 18866 int userId) { 18867 int callingUid = Binder.getCallingUid(); 18868 if (callingUid != Process.SYSTEM_UID) { 18869 throw new SecurityException( 18870 "addPersistentPreferredActivity can only be run by the system"); 18871 } 18872 if (filter.countActions() == 0) { 18873 Slog.w(TAG, "Cannot set a preferred activity with no filter actions"); 18874 return; 18875 } 18876 synchronized (mPackages) { 18877 Slog.i(TAG, "Adding persistent preferred activity " + activity + " for user " + userId + 18878 ":"); 18879 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 18880 mSettings.editPersistentPreferredActivitiesLPw(userId).addFilter( 18881 new PersistentPreferredActivity(filter, activity)); 18882 scheduleWritePackageRestrictionsLocked(userId); 18883 postPreferredActivityChangedBroadcast(userId); 18884 } 18885 } 18886 18887 @Override 18888 public void clearPackagePersistentPreferredActivities(String packageName, int userId) { 18889 int callingUid = Binder.getCallingUid(); 18890 if (callingUid != Process.SYSTEM_UID) { 18891 throw new SecurityException( 18892 "clearPackagePersistentPreferredActivities can only be run by the system"); 18893 } 18894 ArrayList<PersistentPreferredActivity> removed = null; 18895 boolean changed = false; 18896 synchronized (mPackages) { 18897 for (int i=0; i<mSettings.mPersistentPreferredActivities.size(); i++) { 18898 final int thisUserId = mSettings.mPersistentPreferredActivities.keyAt(i); 18899 PersistentPreferredIntentResolver ppir = mSettings.mPersistentPreferredActivities 18900 .valueAt(i); 18901 if (userId != thisUserId) { 18902 continue; 18903 } 18904 Iterator<PersistentPreferredActivity> it = ppir.filterIterator(); 18905 while (it.hasNext()) { 18906 PersistentPreferredActivity ppa = it.next(); 18907 // Mark entry for removal only if it matches the package name. 18908 if (ppa.mComponent.getPackageName().equals(packageName)) { 18909 if (removed == null) { 18910 removed = new ArrayList<PersistentPreferredActivity>(); 18911 } 18912 removed.add(ppa); 18913 } 18914 } 18915 if (removed != null) { 18916 for (int j=0; j<removed.size(); j++) { 18917 PersistentPreferredActivity ppa = removed.get(j); 18918 ppir.removeFilter(ppa); 18919 } 18920 changed = true; 18921 } 18922 } 18923 18924 if (changed) { 18925 scheduleWritePackageRestrictionsLocked(userId); 18926 postPreferredActivityChangedBroadcast(userId); 18927 } 18928 } 18929 } 18930 18931 /** 18932 * Common machinery for picking apart a restored XML blob and passing 18933 * it to a caller-supplied functor to be applied to the running system. 18934 */ 18935 private void restoreFromXml(XmlPullParser parser, int userId, 18936 String expectedStartTag, BlobXmlRestorer functor) 18937 throws IOException, XmlPullParserException { 18938 int type; 18939 while ((type = parser.next()) != XmlPullParser.START_TAG 18940 && type != XmlPullParser.END_DOCUMENT) { 18941 } 18942 if (type != XmlPullParser.START_TAG) { 18943 // oops didn't find a start tag?! 18944 if (DEBUG_BACKUP) { 18945 Slog.e(TAG, "Didn't find start tag during restore"); 18946 } 18947 return; 18948 } 18949Slog.v(TAG, ":: restoreFromXml() : got to tag " + parser.getName()); 18950 // this is supposed to be TAG_PREFERRED_BACKUP 18951 if (!expectedStartTag.equals(parser.getName())) { 18952 if (DEBUG_BACKUP) { 18953 Slog.e(TAG, "Found unexpected tag " + parser.getName()); 18954 } 18955 return; 18956 } 18957 18958 // skip interfering stuff, then we're aligned with the backing implementation 18959 while ((type = parser.next()) == XmlPullParser.TEXT) { } 18960Slog.v(TAG, ":: stepped forward, applying functor at tag " + parser.getName()); 18961 functor.apply(parser, userId); 18962 } 18963 18964 private interface BlobXmlRestorer { 18965 public void apply(XmlPullParser parser, int userId) throws IOException, XmlPullParserException; 18966 } 18967 18968 /** 18969 * Non-Binder method, support for the backup/restore mechanism: write the 18970 * full set of preferred activities in its canonical XML format. Returns the 18971 * XML output as a byte array, or null if there is none. 18972 */ 18973 @Override 18974 public byte[] getPreferredActivityBackup(int userId) { 18975 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 18976 throw new SecurityException("Only the system may call getPreferredActivityBackup()"); 18977 } 18978 18979 ByteArrayOutputStream dataStream = new ByteArrayOutputStream(); 18980 try { 18981 final XmlSerializer serializer = new FastXmlSerializer(); 18982 serializer.setOutput(dataStream, StandardCharsets.UTF_8.name()); 18983 serializer.startDocument(null, true); 18984 serializer.startTag(null, TAG_PREFERRED_BACKUP); 18985 18986 synchronized (mPackages) { 18987 mSettings.writePreferredActivitiesLPr(serializer, userId, true); 18988 } 18989 18990 serializer.endTag(null, TAG_PREFERRED_BACKUP); 18991 serializer.endDocument(); 18992 serializer.flush(); 18993 } catch (Exception e) { 18994 if (DEBUG_BACKUP) { 18995 Slog.e(TAG, "Unable to write preferred activities for backup", e); 18996 } 18997 return null; 18998 } 18999 19000 return dataStream.toByteArray(); 19001 } 19002 19003 @Override 19004 public void restorePreferredActivities(byte[] backup, int userId) { 19005 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 19006 throw new SecurityException("Only the system may call restorePreferredActivities()"); 19007 } 19008 19009 try { 19010 final XmlPullParser parser = Xml.newPullParser(); 19011 parser.setInput(new ByteArrayInputStream(backup), StandardCharsets.UTF_8.name()); 19012 restoreFromXml(parser, userId, TAG_PREFERRED_BACKUP, 19013 new BlobXmlRestorer() { 19014 @Override 19015 public void apply(XmlPullParser parser, int userId) 19016 throws XmlPullParserException, IOException { 19017 synchronized (mPackages) { 19018 mSettings.readPreferredActivitiesLPw(parser, userId); 19019 } 19020 } 19021 } ); 19022 } catch (Exception e) { 19023 if (DEBUG_BACKUP) { 19024 Slog.e(TAG, "Exception restoring preferred activities: " + e.getMessage()); 19025 } 19026 } 19027 } 19028 19029 /** 19030 * Non-Binder method, support for the backup/restore mechanism: write the 19031 * default browser (etc) settings in its canonical XML format. Returns the default 19032 * browser XML representation as a byte array, or null if there is none. 19033 */ 19034 @Override 19035 public byte[] getDefaultAppsBackup(int userId) { 19036 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 19037 throw new SecurityException("Only the system may call getDefaultAppsBackup()"); 19038 } 19039 19040 ByteArrayOutputStream dataStream = new ByteArrayOutputStream(); 19041 try { 19042 final XmlSerializer serializer = new FastXmlSerializer(); 19043 serializer.setOutput(dataStream, StandardCharsets.UTF_8.name()); 19044 serializer.startDocument(null, true); 19045 serializer.startTag(null, TAG_DEFAULT_APPS); 19046 19047 synchronized (mPackages) { 19048 mSettings.writeDefaultAppsLPr(serializer, userId); 19049 } 19050 19051 serializer.endTag(null, TAG_DEFAULT_APPS); 19052 serializer.endDocument(); 19053 serializer.flush(); 19054 } catch (Exception e) { 19055 if (DEBUG_BACKUP) { 19056 Slog.e(TAG, "Unable to write default apps for backup", e); 19057 } 19058 return null; 19059 } 19060 19061 return dataStream.toByteArray(); 19062 } 19063 19064 @Override 19065 public void restoreDefaultApps(byte[] backup, int userId) { 19066 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 19067 throw new SecurityException("Only the system may call restoreDefaultApps()"); 19068 } 19069 19070 try { 19071 final XmlPullParser parser = Xml.newPullParser(); 19072 parser.setInput(new ByteArrayInputStream(backup), StandardCharsets.UTF_8.name()); 19073 restoreFromXml(parser, userId, TAG_DEFAULT_APPS, 19074 new BlobXmlRestorer() { 19075 @Override 19076 public void apply(XmlPullParser parser, int userId) 19077 throws XmlPullParserException, IOException { 19078 synchronized (mPackages) { 19079 mSettings.readDefaultAppsLPw(parser, userId); 19080 } 19081 } 19082 } ); 19083 } catch (Exception e) { 19084 if (DEBUG_BACKUP) { 19085 Slog.e(TAG, "Exception restoring default apps: " + e.getMessage()); 19086 } 19087 } 19088 } 19089 19090 @Override 19091 public byte[] getIntentFilterVerificationBackup(int userId) { 19092 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 19093 throw new SecurityException("Only the system may call getIntentFilterVerificationBackup()"); 19094 } 19095 19096 ByteArrayOutputStream dataStream = new ByteArrayOutputStream(); 19097 try { 19098 final XmlSerializer serializer = new FastXmlSerializer(); 19099 serializer.setOutput(dataStream, StandardCharsets.UTF_8.name()); 19100 serializer.startDocument(null, true); 19101 serializer.startTag(null, TAG_INTENT_FILTER_VERIFICATION); 19102 19103 synchronized (mPackages) { 19104 mSettings.writeAllDomainVerificationsLPr(serializer, userId); 19105 } 19106 19107 serializer.endTag(null, TAG_INTENT_FILTER_VERIFICATION); 19108 serializer.endDocument(); 19109 serializer.flush(); 19110 } catch (Exception e) { 19111 if (DEBUG_BACKUP) { 19112 Slog.e(TAG, "Unable to write default apps for backup", e); 19113 } 19114 return null; 19115 } 19116 19117 return dataStream.toByteArray(); 19118 } 19119 19120 @Override 19121 public void restoreIntentFilterVerification(byte[] backup, int userId) { 19122 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 19123 throw new SecurityException("Only the system may call restorePreferredActivities()"); 19124 } 19125 19126 try { 19127 final XmlPullParser parser = Xml.newPullParser(); 19128 parser.setInput(new ByteArrayInputStream(backup), StandardCharsets.UTF_8.name()); 19129 restoreFromXml(parser, userId, TAG_INTENT_FILTER_VERIFICATION, 19130 new BlobXmlRestorer() { 19131 @Override 19132 public void apply(XmlPullParser parser, int userId) 19133 throws XmlPullParserException, IOException { 19134 synchronized (mPackages) { 19135 mSettings.readAllDomainVerificationsLPr(parser, userId); 19136 mSettings.writeLPr(); 19137 } 19138 } 19139 } ); 19140 } catch (Exception e) { 19141 if (DEBUG_BACKUP) { 19142 Slog.e(TAG, "Exception restoring preferred activities: " + e.getMessage()); 19143 } 19144 } 19145 } 19146 19147 @Override 19148 public byte[] getPermissionGrantBackup(int userId) { 19149 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 19150 throw new SecurityException("Only the system may call getPermissionGrantBackup()"); 19151 } 19152 19153 ByteArrayOutputStream dataStream = new ByteArrayOutputStream(); 19154 try { 19155 final XmlSerializer serializer = new FastXmlSerializer(); 19156 serializer.setOutput(dataStream, StandardCharsets.UTF_8.name()); 19157 serializer.startDocument(null, true); 19158 serializer.startTag(null, TAG_PERMISSION_BACKUP); 19159 19160 synchronized (mPackages) { 19161 serializeRuntimePermissionGrantsLPr(serializer, userId); 19162 } 19163 19164 serializer.endTag(null, TAG_PERMISSION_BACKUP); 19165 serializer.endDocument(); 19166 serializer.flush(); 19167 } catch (Exception e) { 19168 if (DEBUG_BACKUP) { 19169 Slog.e(TAG, "Unable to write default apps for backup", e); 19170 } 19171 return null; 19172 } 19173 19174 return dataStream.toByteArray(); 19175 } 19176 19177 @Override 19178 public void restorePermissionGrants(byte[] backup, int userId) { 19179 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 19180 throw new SecurityException("Only the system may call restorePermissionGrants()"); 19181 } 19182 19183 try { 19184 final XmlPullParser parser = Xml.newPullParser(); 19185 parser.setInput(new ByteArrayInputStream(backup), StandardCharsets.UTF_8.name()); 19186 restoreFromXml(parser, userId, TAG_PERMISSION_BACKUP, 19187 new BlobXmlRestorer() { 19188 @Override 19189 public void apply(XmlPullParser parser, int userId) 19190 throws XmlPullParserException, IOException { 19191 synchronized (mPackages) { 19192 processRestoredPermissionGrantsLPr(parser, userId); 19193 } 19194 } 19195 } ); 19196 } catch (Exception e) { 19197 if (DEBUG_BACKUP) { 19198 Slog.e(TAG, "Exception restoring preferred activities: " + e.getMessage()); 19199 } 19200 } 19201 } 19202 19203 private void serializeRuntimePermissionGrantsLPr(XmlSerializer serializer, final int userId) 19204 throws IOException { 19205 serializer.startTag(null, TAG_ALL_GRANTS); 19206 19207 final int N = mSettings.mPackages.size(); 19208 for (int i = 0; i < N; i++) { 19209 final PackageSetting ps = mSettings.mPackages.valueAt(i); 19210 boolean pkgGrantsKnown = false; 19211 19212 PermissionsState packagePerms = ps.getPermissionsState(); 19213 19214 for (PermissionState state : packagePerms.getRuntimePermissionStates(userId)) { 19215 final int grantFlags = state.getFlags(); 19216 // only look at grants that are not system/policy fixed 19217 if ((grantFlags & SYSTEM_RUNTIME_GRANT_MASK) == 0) { 19218 final boolean isGranted = state.isGranted(); 19219 // And only back up the user-twiddled state bits 19220 if (isGranted || (grantFlags & USER_RUNTIME_GRANT_MASK) != 0) { 19221 final String packageName = mSettings.mPackages.keyAt(i); 19222 if (!pkgGrantsKnown) { 19223 serializer.startTag(null, TAG_GRANT); 19224 serializer.attribute(null, ATTR_PACKAGE_NAME, packageName); 19225 pkgGrantsKnown = true; 19226 } 19227 19228 final boolean userSet = 19229 (grantFlags & FLAG_PERMISSION_USER_SET) != 0; 19230 final boolean userFixed = 19231 (grantFlags & FLAG_PERMISSION_USER_FIXED) != 0; 19232 final boolean revoke = 19233 (grantFlags & FLAG_PERMISSION_REVOKE_ON_UPGRADE) != 0; 19234 19235 serializer.startTag(null, TAG_PERMISSION); 19236 serializer.attribute(null, ATTR_PERMISSION_NAME, state.getName()); 19237 if (isGranted) { 19238 serializer.attribute(null, ATTR_IS_GRANTED, "true"); 19239 } 19240 if (userSet) { 19241 serializer.attribute(null, ATTR_USER_SET, "true"); 19242 } 19243 if (userFixed) { 19244 serializer.attribute(null, ATTR_USER_FIXED, "true"); 19245 } 19246 if (revoke) { 19247 serializer.attribute(null, ATTR_REVOKE_ON_UPGRADE, "true"); 19248 } 19249 serializer.endTag(null, TAG_PERMISSION); 19250 } 19251 } 19252 } 19253 19254 if (pkgGrantsKnown) { 19255 serializer.endTag(null, TAG_GRANT); 19256 } 19257 } 19258 19259 serializer.endTag(null, TAG_ALL_GRANTS); 19260 } 19261 19262 private void processRestoredPermissionGrantsLPr(XmlPullParser parser, int userId) 19263 throws XmlPullParserException, IOException { 19264 String pkgName = null; 19265 int outerDepth = parser.getDepth(); 19266 int type; 19267 while ((type = parser.next()) != XmlPullParser.END_DOCUMENT 19268 && (type != XmlPullParser.END_TAG || parser.getDepth() > outerDepth)) { 19269 if (type == XmlPullParser.END_TAG || type == XmlPullParser.TEXT) { 19270 continue; 19271 } 19272 19273 final String tagName = parser.getName(); 19274 if (tagName.equals(TAG_GRANT)) { 19275 pkgName = parser.getAttributeValue(null, ATTR_PACKAGE_NAME); 19276 if (DEBUG_BACKUP) { 19277 Slog.v(TAG, "+++ Restoring grants for package " + pkgName); 19278 } 19279 } else if (tagName.equals(TAG_PERMISSION)) { 19280 19281 final boolean isGranted = "true".equals(parser.getAttributeValue(null, ATTR_IS_GRANTED)); 19282 final String permName = parser.getAttributeValue(null, ATTR_PERMISSION_NAME); 19283 19284 int newFlagSet = 0; 19285 if ("true".equals(parser.getAttributeValue(null, ATTR_USER_SET))) { 19286 newFlagSet |= FLAG_PERMISSION_USER_SET; 19287 } 19288 if ("true".equals(parser.getAttributeValue(null, ATTR_USER_FIXED))) { 19289 newFlagSet |= FLAG_PERMISSION_USER_FIXED; 19290 } 19291 if ("true".equals(parser.getAttributeValue(null, ATTR_REVOKE_ON_UPGRADE))) { 19292 newFlagSet |= FLAG_PERMISSION_REVOKE_ON_UPGRADE; 19293 } 19294 if (DEBUG_BACKUP) { 19295 Slog.v(TAG, " + Restoring grant: pkg=" + pkgName + " perm=" + permName 19296 + " granted=" + isGranted + " bits=0x" + Integer.toHexString(newFlagSet)); 19297 } 19298 final PackageSetting ps = mSettings.mPackages.get(pkgName); 19299 if (ps != null) { 19300 // Already installed so we apply the grant immediately 19301 if (DEBUG_BACKUP) { 19302 Slog.v(TAG, " + already installed; applying"); 19303 } 19304 PermissionsState perms = ps.getPermissionsState(); 19305 BasePermission bp = mSettings.mPermissions.get(permName); 19306 if (bp != null) { 19307 if (isGranted) { 19308 perms.grantRuntimePermission(bp, userId); 19309 } 19310 if (newFlagSet != 0) { 19311 perms.updatePermissionFlags(bp, userId, USER_RUNTIME_GRANT_MASK, newFlagSet); 19312 } 19313 } 19314 } else { 19315 // Need to wait for post-restore install to apply the grant 19316 if (DEBUG_BACKUP) { 19317 Slog.v(TAG, " - not yet installed; saving for later"); 19318 } 19319 mSettings.processRestoredPermissionGrantLPr(pkgName, permName, 19320 isGranted, newFlagSet, userId); 19321 } 19322 } else { 19323 PackageManagerService.reportSettingsProblem(Log.WARN, 19324 "Unknown element under <" + TAG_PERMISSION_BACKUP + ">: " + tagName); 19325 XmlUtils.skipCurrentTag(parser); 19326 } 19327 } 19328 19329 scheduleWriteSettingsLocked(); 19330 mSettings.writeRuntimePermissionsForUserLPr(userId, false); 19331 } 19332 19333 @Override 19334 public void addCrossProfileIntentFilter(IntentFilter intentFilter, String ownerPackage, 19335 int sourceUserId, int targetUserId, int flags) { 19336 mContext.enforceCallingOrSelfPermission( 19337 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, null); 19338 int callingUid = Binder.getCallingUid(); 19339 enforceOwnerRights(ownerPackage, callingUid); 19340 enforceShellRestriction(UserManager.DISALLOW_DEBUGGING_FEATURES, callingUid, sourceUserId); 19341 if (intentFilter.countActions() == 0) { 19342 Slog.w(TAG, "Cannot set a crossProfile intent filter with no filter actions"); 19343 return; 19344 } 19345 synchronized (mPackages) { 19346 CrossProfileIntentFilter newFilter = new CrossProfileIntentFilter(intentFilter, 19347 ownerPackage, targetUserId, flags); 19348 CrossProfileIntentResolver resolver = 19349 mSettings.editCrossProfileIntentResolverLPw(sourceUserId); 19350 ArrayList<CrossProfileIntentFilter> existing = resolver.findFilters(intentFilter); 19351 // We have all those whose filter is equal. Now checking if the rest is equal as well. 19352 if (existing != null) { 19353 int size = existing.size(); 19354 for (int i = 0; i < size; i++) { 19355 if (newFilter.equalsIgnoreFilter(existing.get(i))) { 19356 return; 19357 } 19358 } 19359 } 19360 resolver.addFilter(newFilter); 19361 scheduleWritePackageRestrictionsLocked(sourceUserId); 19362 } 19363 } 19364 19365 @Override 19366 public void clearCrossProfileIntentFilters(int sourceUserId, String ownerPackage) { 19367 mContext.enforceCallingOrSelfPermission( 19368 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, null); 19369 int callingUid = Binder.getCallingUid(); 19370 enforceOwnerRights(ownerPackage, callingUid); 19371 enforceShellRestriction(UserManager.DISALLOW_DEBUGGING_FEATURES, callingUid, sourceUserId); 19372 synchronized (mPackages) { 19373 CrossProfileIntentResolver resolver = 19374 mSettings.editCrossProfileIntentResolverLPw(sourceUserId); 19375 ArraySet<CrossProfileIntentFilter> set = 19376 new ArraySet<CrossProfileIntentFilter>(resolver.filterSet()); 19377 for (CrossProfileIntentFilter filter : set) { 19378 if (filter.getOwnerPackage().equals(ownerPackage)) { 19379 resolver.removeFilter(filter); 19380 } 19381 } 19382 scheduleWritePackageRestrictionsLocked(sourceUserId); 19383 } 19384 } 19385 19386 // Enforcing that callingUid is owning pkg on userId 19387 private void enforceOwnerRights(String pkg, int callingUid) { 19388 // The system owns everything. 19389 if (UserHandle.getAppId(callingUid) == Process.SYSTEM_UID) { 19390 return; 19391 } 19392 int callingUserId = UserHandle.getUserId(callingUid); 19393 PackageInfo pi = getPackageInfo(pkg, 0, callingUserId); 19394 if (pi == null) { 19395 throw new IllegalArgumentException("Unknown package " + pkg + " on user " 19396 + callingUserId); 19397 } 19398 if (!UserHandle.isSameApp(pi.applicationInfo.uid, callingUid)) { 19399 throw new SecurityException("Calling uid " + callingUid 19400 + " does not own package " + pkg); 19401 } 19402 } 19403 19404 @Override 19405 public ComponentName getHomeActivities(List<ResolveInfo> allHomeCandidates) { 19406 return getHomeActivitiesAsUser(allHomeCandidates, UserHandle.getCallingUserId()); 19407 } 19408 19409 private Intent getHomeIntent() { 19410 Intent intent = new Intent(Intent.ACTION_MAIN); 19411 intent.addCategory(Intent.CATEGORY_HOME); 19412 intent.addCategory(Intent.CATEGORY_DEFAULT); 19413 return intent; 19414 } 19415 19416 private IntentFilter getHomeFilter() { 19417 IntentFilter filter = new IntentFilter(Intent.ACTION_MAIN); 19418 filter.addCategory(Intent.CATEGORY_HOME); 19419 filter.addCategory(Intent.CATEGORY_DEFAULT); 19420 return filter; 19421 } 19422 19423 ComponentName getHomeActivitiesAsUser(List<ResolveInfo> allHomeCandidates, 19424 int userId) { 19425 Intent intent = getHomeIntent(); 19426 List<ResolveInfo> list = queryIntentActivitiesInternal(intent, null, 19427 PackageManager.GET_META_DATA, userId); 19428 ResolveInfo preferred = findPreferredActivity(intent, null, 0, list, 0, 19429 true, false, false, userId); 19430 19431 allHomeCandidates.clear(); 19432 if (list != null) { 19433 for (ResolveInfo ri : list) { 19434 allHomeCandidates.add(ri); 19435 } 19436 } 19437 return (preferred == null || preferred.activityInfo == null) 19438 ? null 19439 : new ComponentName(preferred.activityInfo.packageName, 19440 preferred.activityInfo.name); 19441 } 19442 19443 @Override 19444 public void setHomeActivity(ComponentName comp, int userId) { 19445 ArrayList<ResolveInfo> homeActivities = new ArrayList<>(); 19446 getHomeActivitiesAsUser(homeActivities, userId); 19447 19448 boolean found = false; 19449 19450 final int size = homeActivities.size(); 19451 final ComponentName[] set = new ComponentName[size]; 19452 for (int i = 0; i < size; i++) { 19453 final ResolveInfo candidate = homeActivities.get(i); 19454 final ActivityInfo info = candidate.activityInfo; 19455 final ComponentName activityName = new ComponentName(info.packageName, info.name); 19456 set[i] = activityName; 19457 if (!found && activityName.equals(comp)) { 19458 found = true; 19459 } 19460 } 19461 if (!found) { 19462 throw new IllegalArgumentException("Component " + comp + " cannot be home on user " 19463 + userId); 19464 } 19465 replacePreferredActivity(getHomeFilter(), IntentFilter.MATCH_CATEGORY_EMPTY, 19466 set, comp, userId); 19467 } 19468 19469 private @Nullable String getSetupWizardPackageName() { 19470 final Intent intent = new Intent(Intent.ACTION_MAIN); 19471 intent.addCategory(Intent.CATEGORY_SETUP_WIZARD); 19472 19473 final List<ResolveInfo> matches = queryIntentActivitiesInternal(intent, null, 19474 MATCH_SYSTEM_ONLY | MATCH_DIRECT_BOOT_AWARE | MATCH_DIRECT_BOOT_UNAWARE 19475 | MATCH_DISABLED_COMPONENTS, 19476 UserHandle.myUserId()); 19477 if (matches.size() == 1) { 19478 return matches.get(0).getComponentInfo().packageName; 19479 } else { 19480 Slog.e(TAG, "There should probably be exactly one setup wizard; found " + matches.size() 19481 + ": matches=" + matches); 19482 return null; 19483 } 19484 } 19485 19486 private @Nullable String getStorageManagerPackageName() { 19487 final Intent intent = new Intent(StorageManager.ACTION_MANAGE_STORAGE); 19488 19489 final List<ResolveInfo> matches = queryIntentActivitiesInternal(intent, null, 19490 MATCH_SYSTEM_ONLY | MATCH_DIRECT_BOOT_AWARE | MATCH_DIRECT_BOOT_UNAWARE 19491 | MATCH_DISABLED_COMPONENTS, 19492 UserHandle.myUserId()); 19493 if (matches.size() == 1) { 19494 return matches.get(0).getComponentInfo().packageName; 19495 } else { 19496 Slog.e(TAG, "There should probably be exactly one storage manager; found " 19497 + matches.size() + ": matches=" + matches); 19498 return null; 19499 } 19500 } 19501 19502 @Override 19503 public void setApplicationEnabledSetting(String appPackageName, 19504 int newState, int flags, int userId, String callingPackage) { 19505 if (!sUserManager.exists(userId)) return; 19506 if (callingPackage == null) { 19507 callingPackage = Integer.toString(Binder.getCallingUid()); 19508 } 19509 setEnabledSetting(appPackageName, null, newState, flags, userId, callingPackage); 19510 } 19511 19512 @Override 19513 public void setComponentEnabledSetting(ComponentName componentName, 19514 int newState, int flags, int userId) { 19515 if (!sUserManager.exists(userId)) return; 19516 setEnabledSetting(componentName.getPackageName(), 19517 componentName.getClassName(), newState, flags, userId, null); 19518 } 19519 19520 private void setEnabledSetting(final String packageName, String className, int newState, 19521 final int flags, int userId, String callingPackage) { 19522 if (!(newState == COMPONENT_ENABLED_STATE_DEFAULT 19523 || newState == COMPONENT_ENABLED_STATE_ENABLED 19524 || newState == COMPONENT_ENABLED_STATE_DISABLED 19525 || newState == COMPONENT_ENABLED_STATE_DISABLED_USER 19526 || newState == COMPONENT_ENABLED_STATE_DISABLED_UNTIL_USED)) { 19527 throw new IllegalArgumentException("Invalid new component state: " 19528 + newState); 19529 } 19530 PackageSetting pkgSetting; 19531 final int uid = Binder.getCallingUid(); 19532 final int permission; 19533 if (uid == Process.SYSTEM_UID) { 19534 permission = PackageManager.PERMISSION_GRANTED; 19535 } else { 19536 permission = mContext.checkCallingOrSelfPermission( 19537 android.Manifest.permission.CHANGE_COMPONENT_ENABLED_STATE); 19538 } 19539 enforceCrossUserPermission(uid, userId, 19540 false /* requireFullPermission */, true /* checkShell */, "set enabled"); 19541 final boolean allowedByPermission = (permission == PackageManager.PERMISSION_GRANTED); 19542 boolean sendNow = false; 19543 boolean isApp = (className == null); 19544 String componentName = isApp ? packageName : className; 19545 int packageUid = -1; 19546 ArrayList<String> components; 19547 19548 // writer 19549 synchronized (mPackages) { 19550 pkgSetting = mSettings.mPackages.get(packageName); 19551 if (pkgSetting == null) { 19552 if (className == null) { 19553 throw new IllegalArgumentException("Unknown package: " + packageName); 19554 } 19555 throw new IllegalArgumentException( 19556 "Unknown component: " + packageName + "/" + className); 19557 } 19558 } 19559 19560 // Limit who can change which apps 19561 if (!UserHandle.isSameApp(uid, pkgSetting.appId)) { 19562 // Don't allow apps that don't have permission to modify other apps 19563 if (!allowedByPermission) { 19564 throw new SecurityException( 19565 "Permission Denial: attempt to change component state from pid=" 19566 + Binder.getCallingPid() 19567 + ", uid=" + uid + ", package uid=" + pkgSetting.appId); 19568 } 19569 // Don't allow changing protected packages. 19570 if (mProtectedPackages.isPackageStateProtected(userId, packageName)) { 19571 throw new SecurityException("Cannot disable a protected package: " + packageName); 19572 } 19573 } 19574 19575 synchronized (mPackages) { 19576 if (uid == Process.SHELL_UID 19577 && (pkgSetting.pkgFlags & ApplicationInfo.FLAG_TEST_ONLY) == 0) { 19578 // Shell can only change whole packages between ENABLED and DISABLED_USER states 19579 // unless it is a test package. 19580 int oldState = pkgSetting.getEnabled(userId); 19581 if (className == null 19582 && 19583 (oldState == COMPONENT_ENABLED_STATE_DISABLED_USER 19584 || oldState == COMPONENT_ENABLED_STATE_DEFAULT 19585 || oldState == COMPONENT_ENABLED_STATE_ENABLED) 19586 && 19587 (newState == COMPONENT_ENABLED_STATE_DISABLED_USER 19588 || newState == COMPONENT_ENABLED_STATE_DEFAULT 19589 || newState == COMPONENT_ENABLED_STATE_ENABLED)) { 19590 // ok 19591 } else { 19592 throw new SecurityException( 19593 "Shell cannot change component state for " + packageName + "/" 19594 + className + " to " + newState); 19595 } 19596 } 19597 if (className == null) { 19598 // We're dealing with an application/package level state change 19599 if (pkgSetting.getEnabled(userId) == newState) { 19600 // Nothing to do 19601 return; 19602 } 19603 if (newState == PackageManager.COMPONENT_ENABLED_STATE_DEFAULT 19604 || newState == PackageManager.COMPONENT_ENABLED_STATE_ENABLED) { 19605 // Don't care about who enables an app. 19606 callingPackage = null; 19607 } 19608 pkgSetting.setEnabled(newState, userId, callingPackage); 19609 // pkgSetting.pkg.mSetEnabled = newState; 19610 } else { 19611 // We're dealing with a component level state change 19612 // First, verify that this is a valid class name. 19613 PackageParser.Package pkg = pkgSetting.pkg; 19614 if (pkg == null || !pkg.hasComponentClassName(className)) { 19615 if (pkg != null && 19616 pkg.applicationInfo.targetSdkVersion >= 19617 Build.VERSION_CODES.JELLY_BEAN) { 19618 throw new IllegalArgumentException("Component class " + className 19619 + " does not exist in " + packageName); 19620 } else { 19621 Slog.w(TAG, "Failed setComponentEnabledSetting: component class " 19622 + className + " does not exist in " + packageName); 19623 } 19624 } 19625 switch (newState) { 19626 case COMPONENT_ENABLED_STATE_ENABLED: 19627 if (!pkgSetting.enableComponentLPw(className, userId)) { 19628 return; 19629 } 19630 break; 19631 case COMPONENT_ENABLED_STATE_DISABLED: 19632 if (!pkgSetting.disableComponentLPw(className, userId)) { 19633 return; 19634 } 19635 break; 19636 case COMPONENT_ENABLED_STATE_DEFAULT: 19637 if (!pkgSetting.restoreComponentLPw(className, userId)) { 19638 return; 19639 } 19640 break; 19641 default: 19642 Slog.e(TAG, "Invalid new component state: " + newState); 19643 return; 19644 } 19645 } 19646 scheduleWritePackageRestrictionsLocked(userId); 19647 components = mPendingBroadcasts.get(userId, packageName); 19648 final boolean newPackage = components == null; 19649 if (newPackage) { 19650 components = new ArrayList<String>(); 19651 } 19652 if (!components.contains(componentName)) { 19653 components.add(componentName); 19654 } 19655 if ((flags&PackageManager.DONT_KILL_APP) == 0) { 19656 sendNow = true; 19657 // Purge entry from pending broadcast list if another one exists already 19658 // since we are sending one right away. 19659 mPendingBroadcasts.remove(userId, packageName); 19660 } else { 19661 if (newPackage) { 19662 mPendingBroadcasts.put(userId, packageName, components); 19663 } 19664 if (!mHandler.hasMessages(SEND_PENDING_BROADCAST)) { 19665 // Schedule a message 19666 mHandler.sendEmptyMessageDelayed(SEND_PENDING_BROADCAST, BROADCAST_DELAY); 19667 } 19668 } 19669 } 19670 19671 long callingId = Binder.clearCallingIdentity(); 19672 try { 19673 if (sendNow) { 19674 packageUid = UserHandle.getUid(userId, pkgSetting.appId); 19675 sendPackageChangedBroadcast(packageName, 19676 (flags&PackageManager.DONT_KILL_APP) != 0, components, packageUid); 19677 } 19678 } finally { 19679 Binder.restoreCallingIdentity(callingId); 19680 } 19681 } 19682 19683 @Override 19684 public void flushPackageRestrictionsAsUser(int userId) { 19685 if (!sUserManager.exists(userId)) { 19686 return; 19687 } 19688 enforceCrossUserPermission(Binder.getCallingUid(), userId, false /* requireFullPermission*/, 19689 false /* checkShell */, "flushPackageRestrictions"); 19690 synchronized (mPackages) { 19691 mSettings.writePackageRestrictionsLPr(userId); 19692 mDirtyUsers.remove(userId); 19693 if (mDirtyUsers.isEmpty()) { 19694 mHandler.removeMessages(WRITE_PACKAGE_RESTRICTIONS); 19695 } 19696 } 19697 } 19698 19699 private void sendPackageChangedBroadcast(String packageName, 19700 boolean killFlag, ArrayList<String> componentNames, int packageUid) { 19701 if (DEBUG_INSTALL) 19702 Log.v(TAG, "Sending package changed: package=" + packageName + " components=" 19703 + componentNames); 19704 Bundle extras = new Bundle(4); 19705 extras.putString(Intent.EXTRA_CHANGED_COMPONENT_NAME, componentNames.get(0)); 19706 String nameList[] = new String[componentNames.size()]; 19707 componentNames.toArray(nameList); 19708 extras.putStringArray(Intent.EXTRA_CHANGED_COMPONENT_NAME_LIST, nameList); 19709 extras.putBoolean(Intent.EXTRA_DONT_KILL_APP, killFlag); 19710 extras.putInt(Intent.EXTRA_UID, packageUid); 19711 // If this is not reporting a change of the overall package, then only send it 19712 // to registered receivers. We don't want to launch a swath of apps for every 19713 // little component state change. 19714 final int flags = !componentNames.contains(packageName) 19715 ? Intent.FLAG_RECEIVER_REGISTERED_ONLY : 0; 19716 sendPackageBroadcast(Intent.ACTION_PACKAGE_CHANGED, packageName, extras, flags, null, null, 19717 new int[] {UserHandle.getUserId(packageUid)}); 19718 } 19719 19720 @Override 19721 public void setPackageStoppedState(String packageName, boolean stopped, int userId) { 19722 if (!sUserManager.exists(userId)) return; 19723 final int uid = Binder.getCallingUid(); 19724 final int permission = mContext.checkCallingOrSelfPermission( 19725 android.Manifest.permission.CHANGE_COMPONENT_ENABLED_STATE); 19726 final boolean allowedByPermission = (permission == PackageManager.PERMISSION_GRANTED); 19727 enforceCrossUserPermission(uid, userId, 19728 true /* requireFullPermission */, true /* checkShell */, "stop package"); 19729 // writer 19730 synchronized (mPackages) { 19731 if (mSettings.setPackageStoppedStateLPw(this, packageName, stopped, 19732 allowedByPermission, uid, userId)) { 19733 scheduleWritePackageRestrictionsLocked(userId); 19734 } 19735 } 19736 } 19737 19738 @Override 19739 public String getInstallerPackageName(String packageName) { 19740 // reader 19741 synchronized (mPackages) { 19742 return mSettings.getInstallerPackageNameLPr(packageName); 19743 } 19744 } 19745 19746 public boolean isOrphaned(String packageName) { 19747 // reader 19748 synchronized (mPackages) { 19749 return mSettings.isOrphaned(packageName); 19750 } 19751 } 19752 19753 @Override 19754 public int getApplicationEnabledSetting(String packageName, int userId) { 19755 if (!sUserManager.exists(userId)) return COMPONENT_ENABLED_STATE_DISABLED; 19756 int uid = Binder.getCallingUid(); 19757 enforceCrossUserPermission(uid, userId, 19758 false /* requireFullPermission */, false /* checkShell */, "get enabled"); 19759 // reader 19760 synchronized (mPackages) { 19761 return mSettings.getApplicationEnabledSettingLPr(packageName, userId); 19762 } 19763 } 19764 19765 @Override 19766 public int getComponentEnabledSetting(ComponentName componentName, int userId) { 19767 if (!sUserManager.exists(userId)) return COMPONENT_ENABLED_STATE_DISABLED; 19768 int uid = Binder.getCallingUid(); 19769 enforceCrossUserPermission(uid, userId, 19770 false /* requireFullPermission */, false /* checkShell */, "get component enabled"); 19771 // reader 19772 synchronized (mPackages) { 19773 return mSettings.getComponentEnabledSettingLPr(componentName, userId); 19774 } 19775 } 19776 19777 @Override 19778 public void enterSafeMode() { 19779 enforceSystemOrRoot("Only the system can request entering safe mode"); 19780 19781 if (!mSystemReady) { 19782 mSafeMode = true; 19783 } 19784 } 19785 19786 @Override 19787 public void systemReady() { 19788 mSystemReady = true; 19789 19790 // Disable any carrier apps. We do this very early in boot to prevent the apps from being 19791 // disabled after already being started. 19792 CarrierAppUtils.disableCarrierAppsUntilPrivileged(mContext.getOpPackageName(), this, 19793 mContext.getContentResolver(), UserHandle.USER_SYSTEM); 19794 19795 // Read the compatibilty setting when the system is ready. 19796 boolean compatibilityModeEnabled = android.provider.Settings.Global.getInt( 19797 mContext.getContentResolver(), 19798 android.provider.Settings.Global.COMPATIBILITY_MODE, 1) == 1; 19799 PackageParser.setCompatibilityModeEnabled(compatibilityModeEnabled); 19800 if (DEBUG_SETTINGS) { 19801 Log.d(TAG, "compatibility mode:" + compatibilityModeEnabled); 19802 } 19803 19804 int[] grantPermissionsUserIds = EMPTY_INT_ARRAY; 19805 19806 synchronized (mPackages) { 19807 // Verify that all of the preferred activity components actually 19808 // exist. It is possible for applications to be updated and at 19809 // that point remove a previously declared activity component that 19810 // had been set as a preferred activity. We try to clean this up 19811 // the next time we encounter that preferred activity, but it is 19812 // possible for the user flow to never be able to return to that 19813 // situation so here we do a sanity check to make sure we haven't 19814 // left any junk around. 19815 ArrayList<PreferredActivity> removed = new ArrayList<PreferredActivity>(); 19816 for (int i=0; i<mSettings.mPreferredActivities.size(); i++) { 19817 PreferredIntentResolver pir = mSettings.mPreferredActivities.valueAt(i); 19818 removed.clear(); 19819 for (PreferredActivity pa : pir.filterSet()) { 19820 if (mActivities.mActivities.get(pa.mPref.mComponent) == null) { 19821 removed.add(pa); 19822 } 19823 } 19824 if (removed.size() > 0) { 19825 for (int r=0; r<removed.size(); r++) { 19826 PreferredActivity pa = removed.get(r); 19827 Slog.w(TAG, "Removing dangling preferred activity: " 19828 + pa.mPref.mComponent); 19829 pir.removeFilter(pa); 19830 } 19831 mSettings.writePackageRestrictionsLPr( 19832 mSettings.mPreferredActivities.keyAt(i)); 19833 } 19834 } 19835 19836 for (int userId : UserManagerService.getInstance().getUserIds()) { 19837 if (!mSettings.areDefaultRuntimePermissionsGrantedLPr(userId)) { 19838 grantPermissionsUserIds = ArrayUtils.appendInt( 19839 grantPermissionsUserIds, userId); 19840 } 19841 } 19842 } 19843 sUserManager.systemReady(); 19844 19845 // If we upgraded grant all default permissions before kicking off. 19846 for (int userId : grantPermissionsUserIds) { 19847 mDefaultPermissionPolicy.grantDefaultPermissions(userId); 19848 } 19849 19850 // If we did not grant default permissions, we preload from this the 19851 // default permission exceptions lazily to ensure we don't hit the 19852 // disk on a new user creation. 19853 if (grantPermissionsUserIds == EMPTY_INT_ARRAY) { 19854 mDefaultPermissionPolicy.scheduleReadDefaultPermissionExceptions(); 19855 } 19856 19857 // Kick off any messages waiting for system ready 19858 if (mPostSystemReadyMessages != null) { 19859 for (Message msg : mPostSystemReadyMessages) { 19860 msg.sendToTarget(); 19861 } 19862 mPostSystemReadyMessages = null; 19863 } 19864 19865 // Watch for external volumes that come and go over time 19866 final StorageManager storage = mContext.getSystemService(StorageManager.class); 19867 storage.registerListener(mStorageListener); 19868 19869 mInstallerService.systemReady(); 19870 mPackageDexOptimizer.systemReady(); 19871 19872 StorageManagerInternal StorageManagerInternal = LocalServices.getService( 19873 StorageManagerInternal.class); 19874 StorageManagerInternal.addExternalStoragePolicy( 19875 new StorageManagerInternal.ExternalStorageMountPolicy() { 19876 @Override 19877 public int getMountMode(int uid, String packageName) { 19878 if (Process.isIsolated(uid)) { 19879 return Zygote.MOUNT_EXTERNAL_NONE; 19880 } 19881 if (checkUidPermission(WRITE_MEDIA_STORAGE, uid) == PERMISSION_GRANTED) { 19882 return Zygote.MOUNT_EXTERNAL_DEFAULT; 19883 } 19884 if (checkUidPermission(READ_EXTERNAL_STORAGE, uid) == PERMISSION_DENIED) { 19885 return Zygote.MOUNT_EXTERNAL_DEFAULT; 19886 } 19887 if (checkUidPermission(WRITE_EXTERNAL_STORAGE, uid) == PERMISSION_DENIED) { 19888 return Zygote.MOUNT_EXTERNAL_READ; 19889 } 19890 return Zygote.MOUNT_EXTERNAL_WRITE; 19891 } 19892 19893 @Override 19894 public boolean hasExternalStorage(int uid, String packageName) { 19895 return true; 19896 } 19897 }); 19898 19899 // Now that we're mostly running, clean up stale users and apps 19900 reconcileUsers(StorageManager.UUID_PRIVATE_INTERNAL); 19901 reconcileApps(StorageManager.UUID_PRIVATE_INTERNAL); 19902 } 19903 19904 @Override 19905 public boolean isSafeMode() { 19906 return mSafeMode; 19907 } 19908 19909 @Override 19910 public boolean hasSystemUidErrors() { 19911 return mHasSystemUidErrors; 19912 } 19913 19914 static String arrayToString(int[] array) { 19915 StringBuffer buf = new StringBuffer(128); 19916 buf.append('['); 19917 if (array != null) { 19918 for (int i=0; i<array.length; i++) { 19919 if (i > 0) buf.append(", "); 19920 buf.append(array[i]); 19921 } 19922 } 19923 buf.append(']'); 19924 return buf.toString(); 19925 } 19926 19927 static class DumpState { 19928 public static final int DUMP_LIBS = 1 << 0; 19929 public static final int DUMP_FEATURES = 1 << 1; 19930 public static final int DUMP_ACTIVITY_RESOLVERS = 1 << 2; 19931 public static final int DUMP_SERVICE_RESOLVERS = 1 << 3; 19932 public static final int DUMP_RECEIVER_RESOLVERS = 1 << 4; 19933 public static final int DUMP_CONTENT_RESOLVERS = 1 << 5; 19934 public static final int DUMP_PERMISSIONS = 1 << 6; 19935 public static final int DUMP_PACKAGES = 1 << 7; 19936 public static final int DUMP_SHARED_USERS = 1 << 8; 19937 public static final int DUMP_MESSAGES = 1 << 9; 19938 public static final int DUMP_PROVIDERS = 1 << 10; 19939 public static final int DUMP_VERIFIERS = 1 << 11; 19940 public static final int DUMP_PREFERRED = 1 << 12; 19941 public static final int DUMP_PREFERRED_XML = 1 << 13; 19942 public static final int DUMP_KEYSETS = 1 << 14; 19943 public static final int DUMP_VERSION = 1 << 15; 19944 public static final int DUMP_INSTALLS = 1 << 16; 19945 public static final int DUMP_INTENT_FILTER_VERIFIERS = 1 << 17; 19946 public static final int DUMP_DOMAIN_PREFERRED = 1 << 18; 19947 public static final int DUMP_FROZEN = 1 << 19; 19948 public static final int DUMP_DEXOPT = 1 << 20; 19949 public static final int DUMP_COMPILER_STATS = 1 << 21; 19950 19951 public static final int OPTION_SHOW_FILTERS = 1 << 0; 19952 19953 private int mTypes; 19954 19955 private int mOptions; 19956 19957 private boolean mTitlePrinted; 19958 19959 private SharedUserSetting mSharedUser; 19960 19961 public boolean isDumping(int type) { 19962 if (mTypes == 0 && type != DUMP_PREFERRED_XML) { 19963 return true; 19964 } 19965 19966 return (mTypes & type) != 0; 19967 } 19968 19969 public void setDump(int type) { 19970 mTypes |= type; 19971 } 19972 19973 public boolean isOptionEnabled(int option) { 19974 return (mOptions & option) != 0; 19975 } 19976 19977 public void setOptionEnabled(int option) { 19978 mOptions |= option; 19979 } 19980 19981 public boolean onTitlePrinted() { 19982 final boolean printed = mTitlePrinted; 19983 mTitlePrinted = true; 19984 return printed; 19985 } 19986 19987 public boolean getTitlePrinted() { 19988 return mTitlePrinted; 19989 } 19990 19991 public void setTitlePrinted(boolean enabled) { 19992 mTitlePrinted = enabled; 19993 } 19994 19995 public SharedUserSetting getSharedUser() { 19996 return mSharedUser; 19997 } 19998 19999 public void setSharedUser(SharedUserSetting user) { 20000 mSharedUser = user; 20001 } 20002 } 20003 20004 @Override 20005 public void onShellCommand(FileDescriptor in, FileDescriptor out, 20006 FileDescriptor err, String[] args, ShellCallback callback, 20007 ResultReceiver resultReceiver) { 20008 (new PackageManagerShellCommand(this)).exec( 20009 this, in, out, err, args, callback, resultReceiver); 20010 } 20011 20012 @Override 20013 protected void dump(FileDescriptor fd, PrintWriter pw, String[] args) { 20014 if (mContext.checkCallingOrSelfPermission(android.Manifest.permission.DUMP) 20015 != PackageManager.PERMISSION_GRANTED) { 20016 pw.println("Permission Denial: can't dump ActivityManager from from pid=" 20017 + Binder.getCallingPid() 20018 + ", uid=" + Binder.getCallingUid() 20019 + " without permission " 20020 + android.Manifest.permission.DUMP); 20021 return; 20022 } 20023 20024 DumpState dumpState = new DumpState(); 20025 boolean fullPreferred = false; 20026 boolean checkin = false; 20027 20028 String packageName = null; 20029 ArraySet<String> permissionNames = null; 20030 20031 int opti = 0; 20032 while (opti < args.length) { 20033 String opt = args[opti]; 20034 if (opt == null || opt.length() <= 0 || opt.charAt(0) != '-') { 20035 break; 20036 } 20037 opti++; 20038 20039 if ("-a".equals(opt)) { 20040 // Right now we only know how to print all. 20041 } else if ("-h".equals(opt)) { 20042 pw.println("Package manager dump options:"); 20043 pw.println(" [-h] [-f] [--checkin] [cmd] ..."); 20044 pw.println(" --checkin: dump for a checkin"); 20045 pw.println(" -f: print details of intent filters"); 20046 pw.println(" -h: print this help"); 20047 pw.println(" cmd may be one of:"); 20048 pw.println(" l[ibraries]: list known shared libraries"); 20049 pw.println(" f[eatures]: list device features"); 20050 pw.println(" k[eysets]: print known keysets"); 20051 pw.println(" r[esolvers] [activity|service|receiver|content]: dump intent resolvers"); 20052 pw.println(" perm[issions]: dump permissions"); 20053 pw.println(" permission [name ...]: dump declaration and use of given permission"); 20054 pw.println(" pref[erred]: print preferred package settings"); 20055 pw.println(" preferred-xml [--full]: print preferred package settings as xml"); 20056 pw.println(" prov[iders]: dump content providers"); 20057 pw.println(" p[ackages]: dump installed packages"); 20058 pw.println(" s[hared-users]: dump shared user IDs"); 20059 pw.println(" m[essages]: print collected runtime messages"); 20060 pw.println(" v[erifiers]: print package verifier info"); 20061 pw.println(" d[omain-preferred-apps]: print domains preferred apps"); 20062 pw.println(" i[ntent-filter-verifiers]|ifv: print intent filter verifier info"); 20063 pw.println(" version: print database version info"); 20064 pw.println(" write: write current settings now"); 20065 pw.println(" installs: details about install sessions"); 20066 pw.println(" check-permission <permission> <package> [<user>]: does pkg hold perm?"); 20067 pw.println(" dexopt: dump dexopt state"); 20068 pw.println(" compiler-stats: dump compiler statistics"); 20069 pw.println(" <package.name>: info about given package"); 20070 return; 20071 } else if ("--checkin".equals(opt)) { 20072 checkin = true; 20073 } else if ("-f".equals(opt)) { 20074 dumpState.setOptionEnabled(DumpState.OPTION_SHOW_FILTERS); 20075 } else { 20076 pw.println("Unknown argument: " + opt + "; use -h for help"); 20077 } 20078 } 20079 20080 // Is the caller requesting to dump a particular piece of data? 20081 if (opti < args.length) { 20082 String cmd = args[opti]; 20083 opti++; 20084 // Is this a package name? 20085 if ("android".equals(cmd) || cmd.contains(".")) { 20086 packageName = cmd; 20087 // When dumping a single package, we always dump all of its 20088 // filter information since the amount of data will be reasonable. 20089 dumpState.setOptionEnabled(DumpState.OPTION_SHOW_FILTERS); 20090 } else if ("check-permission".equals(cmd)) { 20091 if (opti >= args.length) { 20092 pw.println("Error: check-permission missing permission argument"); 20093 return; 20094 } 20095 String perm = args[opti]; 20096 opti++; 20097 if (opti >= args.length) { 20098 pw.println("Error: check-permission missing package argument"); 20099 return; 20100 } 20101 20102 String pkg = args[opti]; 20103 opti++; 20104 int user = UserHandle.getUserId(Binder.getCallingUid()); 20105 if (opti < args.length) { 20106 try { 20107 user = Integer.parseInt(args[opti]); 20108 } catch (NumberFormatException e) { 20109 pw.println("Error: check-permission user argument is not a number: " 20110 + args[opti]); 20111 return; 20112 } 20113 } 20114 20115 // Normalize package name to handle renamed packages and static libs 20116 pkg = resolveInternalPackageNameLPr(pkg, PackageManager.VERSION_CODE_HIGHEST); 20117 20118 pw.println(checkPermission(perm, pkg, user)); 20119 return; 20120 } else if ("l".equals(cmd) || "libraries".equals(cmd)) { 20121 dumpState.setDump(DumpState.DUMP_LIBS); 20122 } else if ("f".equals(cmd) || "features".equals(cmd)) { 20123 dumpState.setDump(DumpState.DUMP_FEATURES); 20124 } else if ("r".equals(cmd) || "resolvers".equals(cmd)) { 20125 if (opti >= args.length) { 20126 dumpState.setDump(DumpState.DUMP_ACTIVITY_RESOLVERS 20127 | DumpState.DUMP_SERVICE_RESOLVERS 20128 | DumpState.DUMP_RECEIVER_RESOLVERS 20129 | DumpState.DUMP_CONTENT_RESOLVERS); 20130 } else { 20131 while (opti < args.length) { 20132 String name = args[opti]; 20133 if ("a".equals(name) || "activity".equals(name)) { 20134 dumpState.setDump(DumpState.DUMP_ACTIVITY_RESOLVERS); 20135 } else if ("s".equals(name) || "service".equals(name)) { 20136 dumpState.setDump(DumpState.DUMP_SERVICE_RESOLVERS); 20137 } else if ("r".equals(name) || "receiver".equals(name)) { 20138 dumpState.setDump(DumpState.DUMP_RECEIVER_RESOLVERS); 20139 } else if ("c".equals(name) || "content".equals(name)) { 20140 dumpState.setDump(DumpState.DUMP_CONTENT_RESOLVERS); 20141 } else { 20142 pw.println("Error: unknown resolver table type: " + name); 20143 return; 20144 } 20145 opti++; 20146 } 20147 } 20148 } else if ("perm".equals(cmd) || "permissions".equals(cmd)) { 20149 dumpState.setDump(DumpState.DUMP_PERMISSIONS); 20150 } else if ("permission".equals(cmd)) { 20151 if (opti >= args.length) { 20152 pw.println("Error: permission requires permission name"); 20153 return; 20154 } 20155 permissionNames = new ArraySet<>(); 20156 while (opti < args.length) { 20157 permissionNames.add(args[opti]); 20158 opti++; 20159 } 20160 dumpState.setDump(DumpState.DUMP_PERMISSIONS 20161 | DumpState.DUMP_PACKAGES | DumpState.DUMP_SHARED_USERS); 20162 } else if ("pref".equals(cmd) || "preferred".equals(cmd)) { 20163 dumpState.setDump(DumpState.DUMP_PREFERRED); 20164 } else if ("preferred-xml".equals(cmd)) { 20165 dumpState.setDump(DumpState.DUMP_PREFERRED_XML); 20166 if (opti < args.length && "--full".equals(args[opti])) { 20167 fullPreferred = true; 20168 opti++; 20169 } 20170 } else if ("d".equals(cmd) || "domain-preferred-apps".equals(cmd)) { 20171 dumpState.setDump(DumpState.DUMP_DOMAIN_PREFERRED); 20172 } else if ("p".equals(cmd) || "packages".equals(cmd)) { 20173 dumpState.setDump(DumpState.DUMP_PACKAGES); 20174 } else if ("s".equals(cmd) || "shared-users".equals(cmd)) { 20175 dumpState.setDump(DumpState.DUMP_SHARED_USERS); 20176 } else if ("prov".equals(cmd) || "providers".equals(cmd)) { 20177 dumpState.setDump(DumpState.DUMP_PROVIDERS); 20178 } else if ("m".equals(cmd) || "messages".equals(cmd)) { 20179 dumpState.setDump(DumpState.DUMP_MESSAGES); 20180 } else if ("v".equals(cmd) || "verifiers".equals(cmd)) { 20181 dumpState.setDump(DumpState.DUMP_VERIFIERS); 20182 } else if ("i".equals(cmd) || "ifv".equals(cmd) 20183 || "intent-filter-verifiers".equals(cmd)) { 20184 dumpState.setDump(DumpState.DUMP_INTENT_FILTER_VERIFIERS); 20185 } else if ("version".equals(cmd)) { 20186 dumpState.setDump(DumpState.DUMP_VERSION); 20187 } else if ("k".equals(cmd) || "keysets".equals(cmd)) { 20188 dumpState.setDump(DumpState.DUMP_KEYSETS); 20189 } else if ("installs".equals(cmd)) { 20190 dumpState.setDump(DumpState.DUMP_INSTALLS); 20191 } else if ("frozen".equals(cmd)) { 20192 dumpState.setDump(DumpState.DUMP_FROZEN); 20193 } else if ("dexopt".equals(cmd)) { 20194 dumpState.setDump(DumpState.DUMP_DEXOPT); 20195 } else if ("compiler-stats".equals(cmd)) { 20196 dumpState.setDump(DumpState.DUMP_COMPILER_STATS); 20197 } else if ("write".equals(cmd)) { 20198 synchronized (mPackages) { 20199 mSettings.writeLPr(); 20200 pw.println("Settings written."); 20201 return; 20202 } 20203 } 20204 } 20205 20206 if (checkin) { 20207 pw.println("vers,1"); 20208 } 20209 20210 // reader 20211 synchronized (mPackages) { 20212 if (dumpState.isDumping(DumpState.DUMP_VERSION) && packageName == null) { 20213 if (!checkin) { 20214 if (dumpState.onTitlePrinted()) 20215 pw.println(); 20216 pw.println("Database versions:"); 20217 mSettings.dumpVersionLPr(new IndentingPrintWriter(pw, " ")); 20218 } 20219 } 20220 20221 if (dumpState.isDumping(DumpState.DUMP_VERIFIERS) && packageName == null) { 20222 if (!checkin) { 20223 if (dumpState.onTitlePrinted()) 20224 pw.println(); 20225 pw.println("Verifiers:"); 20226 pw.print(" Required: "); 20227 pw.print(mRequiredVerifierPackage); 20228 pw.print(" (uid="); 20229 pw.print(getPackageUid(mRequiredVerifierPackage, MATCH_DEBUG_TRIAGED_MISSING, 20230 UserHandle.USER_SYSTEM)); 20231 pw.println(")"); 20232 } else if (mRequiredVerifierPackage != null) { 20233 pw.print("vrfy,"); pw.print(mRequiredVerifierPackage); 20234 pw.print(","); 20235 pw.println(getPackageUid(mRequiredVerifierPackage, MATCH_DEBUG_TRIAGED_MISSING, 20236 UserHandle.USER_SYSTEM)); 20237 } 20238 } 20239 20240 if (dumpState.isDumping(DumpState.DUMP_INTENT_FILTER_VERIFIERS) && 20241 packageName == null) { 20242 if (mIntentFilterVerifierComponent != null) { 20243 String verifierPackageName = mIntentFilterVerifierComponent.getPackageName(); 20244 if (!checkin) { 20245 if (dumpState.onTitlePrinted()) 20246 pw.println(); 20247 pw.println("Intent Filter Verifier:"); 20248 pw.print(" Using: "); 20249 pw.print(verifierPackageName); 20250 pw.print(" (uid="); 20251 pw.print(getPackageUid(verifierPackageName, MATCH_DEBUG_TRIAGED_MISSING, 20252 UserHandle.USER_SYSTEM)); 20253 pw.println(")"); 20254 } else if (verifierPackageName != null) { 20255 pw.print("ifv,"); pw.print(verifierPackageName); 20256 pw.print(","); 20257 pw.println(getPackageUid(verifierPackageName, MATCH_DEBUG_TRIAGED_MISSING, 20258 UserHandle.USER_SYSTEM)); 20259 } 20260 } else { 20261 pw.println(); 20262 pw.println("No Intent Filter Verifier available!"); 20263 } 20264 } 20265 20266 if (dumpState.isDumping(DumpState.DUMP_LIBS) && packageName == null) { 20267 boolean printedHeader = false; 20268 final Iterator<String> it = mSharedLibraries.keySet().iterator(); 20269 while (it.hasNext()) { 20270 String libName = it.next(); 20271 SparseArray<SharedLibraryEntry> versionedLib = mSharedLibraries.get(libName); 20272 if (versionedLib == null) { 20273 continue; 20274 } 20275 final int versionCount = versionedLib.size(); 20276 for (int i = 0; i < versionCount; i++) { 20277 SharedLibraryEntry libEntry = versionedLib.valueAt(i); 20278 if (!checkin) { 20279 if (!printedHeader) { 20280 if (dumpState.onTitlePrinted()) 20281 pw.println(); 20282 pw.println("Libraries:"); 20283 printedHeader = true; 20284 } 20285 pw.print(" "); 20286 } else { 20287 pw.print("lib,"); 20288 } 20289 pw.print(libEntry.info.getName()); 20290 if (libEntry.info.isStatic()) { 20291 pw.print(" version=" + libEntry.info.getVersion()); 20292 } 20293 if (!checkin) { 20294 pw.print(" -> "); 20295 } 20296 if (libEntry.path != null) { 20297 pw.print(" (jar) "); 20298 pw.print(libEntry.path); 20299 } else { 20300 pw.print(" (apk) "); 20301 pw.print(libEntry.apk); 20302 } 20303 pw.println(); 20304 } 20305 } 20306 } 20307 20308 if (dumpState.isDumping(DumpState.DUMP_FEATURES) && packageName == null) { 20309 if (dumpState.onTitlePrinted()) 20310 pw.println(); 20311 if (!checkin) { 20312 pw.println("Features:"); 20313 } 20314 20315 for (FeatureInfo feat : mAvailableFeatures.values()) { 20316 if (checkin) { 20317 pw.print("feat,"); 20318 pw.print(feat.name); 20319 pw.print(","); 20320 pw.println(feat.version); 20321 } else { 20322 pw.print(" "); 20323 pw.print(feat.name); 20324 if (feat.version > 0) { 20325 pw.print(" version="); 20326 pw.print(feat.version); 20327 } 20328 pw.println(); 20329 } 20330 } 20331 } 20332 20333 if (!checkin && dumpState.isDumping(DumpState.DUMP_ACTIVITY_RESOLVERS)) { 20334 if (mActivities.dump(pw, dumpState.getTitlePrinted() ? "\nActivity Resolver Table:" 20335 : "Activity Resolver Table:", " ", packageName, 20336 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS), true)) { 20337 dumpState.setTitlePrinted(true); 20338 } 20339 } 20340 if (!checkin && dumpState.isDumping(DumpState.DUMP_RECEIVER_RESOLVERS)) { 20341 if (mReceivers.dump(pw, dumpState.getTitlePrinted() ? "\nReceiver Resolver Table:" 20342 : "Receiver Resolver Table:", " ", packageName, 20343 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS), true)) { 20344 dumpState.setTitlePrinted(true); 20345 } 20346 } 20347 if (!checkin && dumpState.isDumping(DumpState.DUMP_SERVICE_RESOLVERS)) { 20348 if (mServices.dump(pw, dumpState.getTitlePrinted() ? "\nService Resolver Table:" 20349 : "Service Resolver Table:", " ", packageName, 20350 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS), true)) { 20351 dumpState.setTitlePrinted(true); 20352 } 20353 } 20354 if (!checkin && dumpState.isDumping(DumpState.DUMP_CONTENT_RESOLVERS)) { 20355 if (mProviders.dump(pw, dumpState.getTitlePrinted() ? "\nProvider Resolver Table:" 20356 : "Provider Resolver Table:", " ", packageName, 20357 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS), true)) { 20358 dumpState.setTitlePrinted(true); 20359 } 20360 } 20361 20362 if (!checkin && dumpState.isDumping(DumpState.DUMP_PREFERRED)) { 20363 for (int i=0; i<mSettings.mPreferredActivities.size(); i++) { 20364 PreferredIntentResolver pir = mSettings.mPreferredActivities.valueAt(i); 20365 int user = mSettings.mPreferredActivities.keyAt(i); 20366 if (pir.dump(pw, 20367 dumpState.getTitlePrinted() 20368 ? "\nPreferred Activities User " + user + ":" 20369 : "Preferred Activities User " + user + ":", " ", 20370 packageName, true, false)) { 20371 dumpState.setTitlePrinted(true); 20372 } 20373 } 20374 } 20375 20376 if (!checkin && dumpState.isDumping(DumpState.DUMP_PREFERRED_XML)) { 20377 pw.flush(); 20378 FileOutputStream fout = new FileOutputStream(fd); 20379 BufferedOutputStream str = new BufferedOutputStream(fout); 20380 XmlSerializer serializer = new FastXmlSerializer(); 20381 try { 20382 serializer.setOutput(str, StandardCharsets.UTF_8.name()); 20383 serializer.startDocument(null, true); 20384 serializer.setFeature( 20385 "http://xmlpull.org/v1/doc/features.html#indent-output", true); 20386 mSettings.writePreferredActivitiesLPr(serializer, 0, fullPreferred); 20387 serializer.endDocument(); 20388 serializer.flush(); 20389 } catch (IllegalArgumentException e) { 20390 pw.println("Failed writing: " + e); 20391 } catch (IllegalStateException e) { 20392 pw.println("Failed writing: " + e); 20393 } catch (IOException e) { 20394 pw.println("Failed writing: " + e); 20395 } 20396 } 20397 20398 if (!checkin 20399 && dumpState.isDumping(DumpState.DUMP_DOMAIN_PREFERRED) 20400 && packageName == null) { 20401 pw.println(); 20402 int count = mSettings.mPackages.size(); 20403 if (count == 0) { 20404 pw.println("No applications!"); 20405 pw.println(); 20406 } else { 20407 final String prefix = " "; 20408 Collection<PackageSetting> allPackageSettings = mSettings.mPackages.values(); 20409 if (allPackageSettings.size() == 0) { 20410 pw.println("No domain preferred apps!"); 20411 pw.println(); 20412 } else { 20413 pw.println("App verification status:"); 20414 pw.println(); 20415 count = 0; 20416 for (PackageSetting ps : allPackageSettings) { 20417 IntentFilterVerificationInfo ivi = ps.getIntentFilterVerificationInfo(); 20418 if (ivi == null || ivi.getPackageName() == null) continue; 20419 pw.println(prefix + "Package: " + ivi.getPackageName()); 20420 pw.println(prefix + "Domains: " + ivi.getDomainsString()); 20421 pw.println(prefix + "Status: " + ivi.getStatusString()); 20422 pw.println(); 20423 count++; 20424 } 20425 if (count == 0) { 20426 pw.println(prefix + "No app verification established."); 20427 pw.println(); 20428 } 20429 for (int userId : sUserManager.getUserIds()) { 20430 pw.println("App linkages for user " + userId + ":"); 20431 pw.println(); 20432 count = 0; 20433 for (PackageSetting ps : allPackageSettings) { 20434 final long status = ps.getDomainVerificationStatusForUser(userId); 20435 if (status >> 32 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED 20436 && !DEBUG_DOMAIN_VERIFICATION) { 20437 continue; 20438 } 20439 pw.println(prefix + "Package: " + ps.name); 20440 pw.println(prefix + "Domains: " + dumpDomainString(ps.name)); 20441 String statusStr = IntentFilterVerificationInfo. 20442 getStatusStringFromValue(status); 20443 pw.println(prefix + "Status: " + statusStr); 20444 pw.println(); 20445 count++; 20446 } 20447 if (count == 0) { 20448 pw.println(prefix + "No configured app linkages."); 20449 pw.println(); 20450 } 20451 } 20452 } 20453 } 20454 } 20455 20456 if (!checkin && dumpState.isDumping(DumpState.DUMP_PERMISSIONS)) { 20457 mSettings.dumpPermissionsLPr(pw, packageName, permissionNames, dumpState); 20458 if (packageName == null && permissionNames == null) { 20459 for (int iperm=0; iperm<mAppOpPermissionPackages.size(); iperm++) { 20460 if (iperm == 0) { 20461 if (dumpState.onTitlePrinted()) 20462 pw.println(); 20463 pw.println("AppOp Permissions:"); 20464 } 20465 pw.print(" AppOp Permission "); 20466 pw.print(mAppOpPermissionPackages.keyAt(iperm)); 20467 pw.println(":"); 20468 ArraySet<String> pkgs = mAppOpPermissionPackages.valueAt(iperm); 20469 for (int ipkg=0; ipkg<pkgs.size(); ipkg++) { 20470 pw.print(" "); pw.println(pkgs.valueAt(ipkg)); 20471 } 20472 } 20473 } 20474 } 20475 20476 if (!checkin && dumpState.isDumping(DumpState.DUMP_PROVIDERS)) { 20477 boolean printedSomething = false; 20478 for (PackageParser.Provider p : mProviders.mProviders.values()) { 20479 if (packageName != null && !packageName.equals(p.info.packageName)) { 20480 continue; 20481 } 20482 if (!printedSomething) { 20483 if (dumpState.onTitlePrinted()) 20484 pw.println(); 20485 pw.println("Registered ContentProviders:"); 20486 printedSomething = true; 20487 } 20488 pw.print(" "); p.printComponentShortName(pw); pw.println(":"); 20489 pw.print(" "); pw.println(p.toString()); 20490 } 20491 printedSomething = false; 20492 for (Map.Entry<String, PackageParser.Provider> entry : 20493 mProvidersByAuthority.entrySet()) { 20494 PackageParser.Provider p = entry.getValue(); 20495 if (packageName != null && !packageName.equals(p.info.packageName)) { 20496 continue; 20497 } 20498 if (!printedSomething) { 20499 if (dumpState.onTitlePrinted()) 20500 pw.println(); 20501 pw.println("ContentProvider Authorities:"); 20502 printedSomething = true; 20503 } 20504 pw.print(" ["); pw.print(entry.getKey()); pw.println("]:"); 20505 pw.print(" "); pw.println(p.toString()); 20506 if (p.info != null && p.info.applicationInfo != null) { 20507 final String appInfo = p.info.applicationInfo.toString(); 20508 pw.print(" applicationInfo="); pw.println(appInfo); 20509 } 20510 } 20511 } 20512 20513 if (!checkin && dumpState.isDumping(DumpState.DUMP_KEYSETS)) { 20514 mSettings.mKeySetManagerService.dumpLPr(pw, packageName, dumpState); 20515 } 20516 20517 if (dumpState.isDumping(DumpState.DUMP_PACKAGES)) { 20518 mSettings.dumpPackagesLPr(pw, packageName, permissionNames, dumpState, checkin); 20519 } 20520 20521 if (dumpState.isDumping(DumpState.DUMP_SHARED_USERS)) { 20522 mSettings.dumpSharedUsersLPr(pw, packageName, permissionNames, dumpState, checkin); 20523 } 20524 20525 if (!checkin && dumpState.isDumping(DumpState.DUMP_PERMISSIONS) && packageName == null) { 20526 mSettings.dumpRestoredPermissionGrantsLPr(pw, dumpState); 20527 } 20528 20529 if (!checkin && dumpState.isDumping(DumpState.DUMP_INSTALLS) && packageName == null) { 20530 // XXX should handle packageName != null by dumping only install data that 20531 // the given package is involved with. 20532 if (dumpState.onTitlePrinted()) pw.println(); 20533 mInstallerService.dump(new IndentingPrintWriter(pw, " ", 120)); 20534 } 20535 20536 if (!checkin && dumpState.isDumping(DumpState.DUMP_FROZEN) && packageName == null) { 20537 // XXX should handle packageName != null by dumping only install data that 20538 // the given package is involved with. 20539 if (dumpState.onTitlePrinted()) pw.println(); 20540 20541 final IndentingPrintWriter ipw = new IndentingPrintWriter(pw, " ", 120); 20542 ipw.println(); 20543 ipw.println("Frozen packages:"); 20544 ipw.increaseIndent(); 20545 if (mFrozenPackages.size() == 0) { 20546 ipw.println("(none)"); 20547 } else { 20548 for (int i = 0; i < mFrozenPackages.size(); i++) { 20549 ipw.println(mFrozenPackages.valueAt(i)); 20550 } 20551 } 20552 ipw.decreaseIndent(); 20553 } 20554 20555 if (!checkin && dumpState.isDumping(DumpState.DUMP_DEXOPT)) { 20556 if (dumpState.onTitlePrinted()) pw.println(); 20557 dumpDexoptStateLPr(pw, packageName); 20558 } 20559 20560 if (!checkin && dumpState.isDumping(DumpState.DUMP_COMPILER_STATS)) { 20561 if (dumpState.onTitlePrinted()) pw.println(); 20562 dumpCompilerStatsLPr(pw, packageName); 20563 } 20564 20565 if (!checkin && dumpState.isDumping(DumpState.DUMP_MESSAGES) && packageName == null) { 20566 if (dumpState.onTitlePrinted()) pw.println(); 20567 mSettings.dumpReadMessagesLPr(pw, dumpState); 20568 20569 pw.println(); 20570 pw.println("Package warning messages:"); 20571 BufferedReader in = null; 20572 String line = null; 20573 try { 20574 in = new BufferedReader(new FileReader(getSettingsProblemFile())); 20575 while ((line = in.readLine()) != null) { 20576 if (line.contains("ignored: updated version")) continue; 20577 pw.println(line); 20578 } 20579 } catch (IOException ignored) { 20580 } finally { 20581 IoUtils.closeQuietly(in); 20582 } 20583 } 20584 20585 if (checkin && dumpState.isDumping(DumpState.DUMP_MESSAGES)) { 20586 BufferedReader in = null; 20587 String line = null; 20588 try { 20589 in = new BufferedReader(new FileReader(getSettingsProblemFile())); 20590 while ((line = in.readLine()) != null) { 20591 if (line.contains("ignored: updated version")) continue; 20592 pw.print("msg,"); 20593 pw.println(line); 20594 } 20595 } catch (IOException ignored) { 20596 } finally { 20597 IoUtils.closeQuietly(in); 20598 } 20599 } 20600 } 20601 } 20602 20603 private void dumpDexoptStateLPr(PrintWriter pw, String packageName) { 20604 final IndentingPrintWriter ipw = new IndentingPrintWriter(pw, " ", 120); 20605 ipw.println(); 20606 ipw.println("Dexopt state:"); 20607 ipw.increaseIndent(); 20608 Collection<PackageParser.Package> packages = null; 20609 if (packageName != null) { 20610 PackageParser.Package targetPackage = mPackages.get(packageName); 20611 if (targetPackage != null) { 20612 packages = Collections.singletonList(targetPackage); 20613 } else { 20614 ipw.println("Unable to find package: " + packageName); 20615 return; 20616 } 20617 } else { 20618 packages = mPackages.values(); 20619 } 20620 20621 for (PackageParser.Package pkg : packages) { 20622 ipw.println("[" + pkg.packageName + "]"); 20623 ipw.increaseIndent(); 20624 mPackageDexOptimizer.dumpDexoptState(ipw, pkg); 20625 ipw.decreaseIndent(); 20626 } 20627 } 20628 20629 private void dumpCompilerStatsLPr(PrintWriter pw, String packageName) { 20630 final IndentingPrintWriter ipw = new IndentingPrintWriter(pw, " ", 120); 20631 ipw.println(); 20632 ipw.println("Compiler stats:"); 20633 ipw.increaseIndent(); 20634 Collection<PackageParser.Package> packages = null; 20635 if (packageName != null) { 20636 PackageParser.Package targetPackage = mPackages.get(packageName); 20637 if (targetPackage != null) { 20638 packages = Collections.singletonList(targetPackage); 20639 } else { 20640 ipw.println("Unable to find package: " + packageName); 20641 return; 20642 } 20643 } else { 20644 packages = mPackages.values(); 20645 } 20646 20647 for (PackageParser.Package pkg : packages) { 20648 ipw.println("[" + pkg.packageName + "]"); 20649 ipw.increaseIndent(); 20650 20651 CompilerStats.PackageStats stats = getCompilerPackageStats(pkg.packageName); 20652 if (stats == null) { 20653 ipw.println("(No recorded stats)"); 20654 } else { 20655 stats.dump(ipw); 20656 } 20657 ipw.decreaseIndent(); 20658 } 20659 } 20660 20661 private String dumpDomainString(String packageName) { 20662 List<IntentFilterVerificationInfo> iviList = getIntentFilterVerifications(packageName) 20663 .getList(); 20664 List<IntentFilter> filters = getAllIntentFilters(packageName).getList(); 20665 20666 ArraySet<String> result = new ArraySet<>(); 20667 if (iviList.size() > 0) { 20668 for (IntentFilterVerificationInfo ivi : iviList) { 20669 for (String host : ivi.getDomains()) { 20670 result.add(host); 20671 } 20672 } 20673 } 20674 if (filters != null && filters.size() > 0) { 20675 for (IntentFilter filter : filters) { 20676 if (filter.hasCategory(Intent.CATEGORY_BROWSABLE) 20677 && (filter.hasDataScheme(IntentFilter.SCHEME_HTTP) || 20678 filter.hasDataScheme(IntentFilter.SCHEME_HTTPS))) { 20679 result.addAll(filter.getHostsList()); 20680 } 20681 } 20682 } 20683 20684 StringBuilder sb = new StringBuilder(result.size() * 16); 20685 for (String domain : result) { 20686 if (sb.length() > 0) sb.append(" "); 20687 sb.append(domain); 20688 } 20689 return sb.toString(); 20690 } 20691 20692 // ------- apps on sdcard specific code ------- 20693 static final boolean DEBUG_SD_INSTALL = false; 20694 20695 private static final String SD_ENCRYPTION_KEYSTORE_NAME = "AppsOnSD"; 20696 20697 private static final String SD_ENCRYPTION_ALGORITHM = "AES"; 20698 20699 private boolean mMediaMounted = false; 20700 20701 static String getEncryptKey() { 20702 try { 20703 String sdEncKey = SystemKeyStore.getInstance().retrieveKeyHexString( 20704 SD_ENCRYPTION_KEYSTORE_NAME); 20705 if (sdEncKey == null) { 20706 sdEncKey = SystemKeyStore.getInstance().generateNewKeyHexString(128, 20707 SD_ENCRYPTION_ALGORITHM, SD_ENCRYPTION_KEYSTORE_NAME); 20708 if (sdEncKey == null) { 20709 Slog.e(TAG, "Failed to create encryption keys"); 20710 return null; 20711 } 20712 } 20713 return sdEncKey; 20714 } catch (NoSuchAlgorithmException nsae) { 20715 Slog.e(TAG, "Failed to create encryption keys with exception: " + nsae); 20716 return null; 20717 } catch (IOException ioe) { 20718 Slog.e(TAG, "Failed to retrieve encryption keys with exception: " + ioe); 20719 return null; 20720 } 20721 } 20722 20723 /* 20724 * Update media status on PackageManager. 20725 */ 20726 @Override 20727 public void updateExternalMediaStatus(final boolean mediaStatus, final boolean reportStatus) { 20728 int callingUid = Binder.getCallingUid(); 20729 if (callingUid != 0 && callingUid != Process.SYSTEM_UID) { 20730 throw new SecurityException("Media status can only be updated by the system"); 20731 } 20732 // reader; this apparently protects mMediaMounted, but should probably 20733 // be a different lock in that case. 20734 synchronized (mPackages) { 20735 Log.i(TAG, "Updating external media status from " 20736 + (mMediaMounted ? "mounted" : "unmounted") + " to " 20737 + (mediaStatus ? "mounted" : "unmounted")); 20738 if (DEBUG_SD_INSTALL) 20739 Log.i(TAG, "updateExternalMediaStatus:: mediaStatus=" + mediaStatus 20740 + ", mMediaMounted=" + mMediaMounted); 20741 if (mediaStatus == mMediaMounted) { 20742 final Message msg = mHandler.obtainMessage(UPDATED_MEDIA_STATUS, reportStatus ? 1 20743 : 0, -1); 20744 mHandler.sendMessage(msg); 20745 return; 20746 } 20747 mMediaMounted = mediaStatus; 20748 } 20749 // Queue up an async operation since the package installation may take a 20750 // little while. 20751 mHandler.post(new Runnable() { 20752 public void run() { 20753 updateExternalMediaStatusInner(mediaStatus, reportStatus, true); 20754 } 20755 }); 20756 } 20757 20758 /** 20759 * Called by StorageManagerService when the initial ASECs to scan are available. 20760 * Should block until all the ASEC containers are finished being scanned. 20761 */ 20762 public void scanAvailableAsecs() { 20763 updateExternalMediaStatusInner(true, false, false); 20764 } 20765 20766 /* 20767 * Collect information of applications on external media, map them against 20768 * existing containers and update information based on current mount status. 20769 * Please note that we always have to report status if reportStatus has been 20770 * set to true especially when unloading packages. 20771 */ 20772 private void updateExternalMediaStatusInner(boolean isMounted, boolean reportStatus, 20773 boolean externalStorage) { 20774 ArrayMap<AsecInstallArgs, String> processCids = new ArrayMap<>(); 20775 int[] uidArr = EmptyArray.INT; 20776 20777 final String[] list = PackageHelper.getSecureContainerList(); 20778 if (ArrayUtils.isEmpty(list)) { 20779 Log.i(TAG, "No secure containers found"); 20780 } else { 20781 // Process list of secure containers and categorize them 20782 // as active or stale based on their package internal state. 20783 20784 // reader 20785 synchronized (mPackages) { 20786 for (String cid : list) { 20787 // Leave stages untouched for now; installer service owns them 20788 if (PackageInstallerService.isStageName(cid)) continue; 20789 20790 if (DEBUG_SD_INSTALL) 20791 Log.i(TAG, "Processing container " + cid); 20792 String pkgName = getAsecPackageName(cid); 20793 if (pkgName == null) { 20794 Slog.i(TAG, "Found stale container " + cid + " with no package name"); 20795 continue; 20796 } 20797 if (DEBUG_SD_INSTALL) 20798 Log.i(TAG, "Looking for pkg : " + pkgName); 20799 20800 final PackageSetting ps = mSettings.mPackages.get(pkgName); 20801 if (ps == null) { 20802 Slog.i(TAG, "Found stale container " + cid + " with no matching settings"); 20803 continue; 20804 } 20805 20806 /* 20807 * Skip packages that are not external if we're unmounting 20808 * external storage. 20809 */ 20810 if (externalStorage && !isMounted && !isExternal(ps)) { 20811 continue; 20812 } 20813 20814 final AsecInstallArgs args = new AsecInstallArgs(cid, 20815 getAppDexInstructionSets(ps), ps.isForwardLocked()); 20816 // The package status is changed only if the code path 20817 // matches between settings and the container id. 20818 if (ps.codePathString != null 20819 && ps.codePathString.startsWith(args.getCodePath())) { 20820 if (DEBUG_SD_INSTALL) { 20821 Log.i(TAG, "Container : " + cid + " corresponds to pkg : " + pkgName 20822 + " at code path: " + ps.codePathString); 20823 } 20824 20825 // We do have a valid package installed on sdcard 20826 processCids.put(args, ps.codePathString); 20827 final int uid = ps.appId; 20828 if (uid != -1) { 20829 uidArr = ArrayUtils.appendInt(uidArr, uid); 20830 } 20831 } else { 20832 Slog.i(TAG, "Found stale container " + cid + ": expected codePath=" 20833 + ps.codePathString); 20834 } 20835 } 20836 } 20837 20838 Arrays.sort(uidArr); 20839 } 20840 20841 // Process packages with valid entries. 20842 if (isMounted) { 20843 if (DEBUG_SD_INSTALL) 20844 Log.i(TAG, "Loading packages"); 20845 loadMediaPackages(processCids, uidArr, externalStorage); 20846 startCleaningPackages(); 20847 mInstallerService.onSecureContainersAvailable(); 20848 } else { 20849 if (DEBUG_SD_INSTALL) 20850 Log.i(TAG, "Unloading packages"); 20851 unloadMediaPackages(processCids, uidArr, reportStatus); 20852 } 20853 } 20854 20855 private void sendResourcesChangedBroadcast(boolean mediaStatus, boolean replacing, 20856 ArrayList<ApplicationInfo> infos, IIntentReceiver finishedReceiver) { 20857 final int size = infos.size(); 20858 final String[] packageNames = new String[size]; 20859 final int[] packageUids = new int[size]; 20860 for (int i = 0; i < size; i++) { 20861 final ApplicationInfo info = infos.get(i); 20862 packageNames[i] = info.packageName; 20863 packageUids[i] = info.uid; 20864 } 20865 sendResourcesChangedBroadcast(mediaStatus, replacing, packageNames, packageUids, 20866 finishedReceiver); 20867 } 20868 20869 private void sendResourcesChangedBroadcast(boolean mediaStatus, boolean replacing, 20870 ArrayList<String> pkgList, int uidArr[], IIntentReceiver finishedReceiver) { 20871 sendResourcesChangedBroadcast(mediaStatus, replacing, 20872 pkgList.toArray(new String[pkgList.size()]), uidArr, finishedReceiver); 20873 } 20874 20875 private void sendResourcesChangedBroadcast(boolean mediaStatus, boolean replacing, 20876 String[] pkgList, int uidArr[], IIntentReceiver finishedReceiver) { 20877 int size = pkgList.length; 20878 if (size > 0) { 20879 // Send broadcasts here 20880 Bundle extras = new Bundle(); 20881 extras.putStringArray(Intent.EXTRA_CHANGED_PACKAGE_LIST, pkgList); 20882 if (uidArr != null) { 20883 extras.putIntArray(Intent.EXTRA_CHANGED_UID_LIST, uidArr); 20884 } 20885 if (replacing) { 20886 extras.putBoolean(Intent.EXTRA_REPLACING, replacing); 20887 } 20888 String action = mediaStatus ? Intent.ACTION_EXTERNAL_APPLICATIONS_AVAILABLE 20889 : Intent.ACTION_EXTERNAL_APPLICATIONS_UNAVAILABLE; 20890 sendPackageBroadcast(action, null, extras, 0, null, finishedReceiver, null); 20891 } 20892 } 20893 20894 /* 20895 * Look at potentially valid container ids from processCids If package 20896 * information doesn't match the one on record or package scanning fails, 20897 * the cid is added to list of removeCids. We currently don't delete stale 20898 * containers. 20899 */ 20900 private void loadMediaPackages(ArrayMap<AsecInstallArgs, String> processCids, int[] uidArr, 20901 boolean externalStorage) { 20902 ArrayList<String> pkgList = new ArrayList<String>(); 20903 Set<AsecInstallArgs> keys = processCids.keySet(); 20904 20905 for (AsecInstallArgs args : keys) { 20906 String codePath = processCids.get(args); 20907 if (DEBUG_SD_INSTALL) 20908 Log.i(TAG, "Loading container : " + args.cid); 20909 int retCode = PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 20910 try { 20911 // Make sure there are no container errors first. 20912 if (args.doPreInstall(PackageManager.INSTALL_SUCCEEDED) != PackageManager.INSTALL_SUCCEEDED) { 20913 Slog.e(TAG, "Failed to mount cid : " + args.cid 20914 + " when installing from sdcard"); 20915 continue; 20916 } 20917 // Check code path here. 20918 if (codePath == null || !codePath.startsWith(args.getCodePath())) { 20919 Slog.e(TAG, "Container " + args.cid + " cachepath " + args.getCodePath() 20920 + " does not match one in settings " + codePath); 20921 continue; 20922 } 20923 // Parse package 20924 int parseFlags = mDefParseFlags; 20925 if (args.isExternalAsec()) { 20926 parseFlags |= PackageParser.PARSE_EXTERNAL_STORAGE; 20927 } 20928 if (args.isFwdLocked()) { 20929 parseFlags |= PackageParser.PARSE_FORWARD_LOCK; 20930 } 20931 20932 synchronized (mInstallLock) { 20933 PackageParser.Package pkg = null; 20934 try { 20935 // Sadly we don't know the package name yet to freeze it 20936 pkg = scanPackageTracedLI(new File(codePath), parseFlags, 20937 SCAN_IGNORE_FROZEN, 0, null); 20938 } catch (PackageManagerException e) { 20939 Slog.w(TAG, "Failed to scan " + codePath + ": " + e.getMessage()); 20940 } 20941 // Scan the package 20942 if (pkg != null) { 20943 /* 20944 * TODO why is the lock being held? doPostInstall is 20945 * called in other places without the lock. This needs 20946 * to be straightened out. 20947 */ 20948 // writer 20949 synchronized (mPackages) { 20950 retCode = PackageManager.INSTALL_SUCCEEDED; 20951 pkgList.add(pkg.packageName); 20952 // Post process args 20953 args.doPostInstall(PackageManager.INSTALL_SUCCEEDED, 20954 pkg.applicationInfo.uid); 20955 } 20956 } else { 20957 Slog.i(TAG, "Failed to install pkg from " + codePath + " from sdcard"); 20958 } 20959 } 20960 20961 } finally { 20962 if (retCode != PackageManager.INSTALL_SUCCEEDED) { 20963 Log.w(TAG, "Container " + args.cid + " is stale, retCode=" + retCode); 20964 } 20965 } 20966 } 20967 // writer 20968 synchronized (mPackages) { 20969 // If the platform SDK has changed since the last time we booted, 20970 // we need to re-grant app permission to catch any new ones that 20971 // appear. This is really a hack, and means that apps can in some 20972 // cases get permissions that the user didn't initially explicitly 20973 // allow... it would be nice to have some better way to handle 20974 // this situation. 20975 final VersionInfo ver = externalStorage ? mSettings.getExternalVersion() 20976 : mSettings.getInternalVersion(); 20977 final String volumeUuid = externalStorage ? StorageManager.UUID_PRIMARY_PHYSICAL 20978 : StorageManager.UUID_PRIVATE_INTERNAL; 20979 20980 int updateFlags = UPDATE_PERMISSIONS_ALL; 20981 if (ver.sdkVersion != mSdkVersion) { 20982 logCriticalInfo(Log.INFO, "Platform changed from " + ver.sdkVersion + " to " 20983 + mSdkVersion + "; regranting permissions for external"); 20984 updateFlags |= UPDATE_PERMISSIONS_REPLACE_PKG | UPDATE_PERMISSIONS_REPLACE_ALL; 20985 } 20986 updatePermissionsLPw(null, null, volumeUuid, updateFlags); 20987 20988 // Yay, everything is now upgraded 20989 ver.forceCurrent(); 20990 20991 // can downgrade to reader 20992 // Persist settings 20993 mSettings.writeLPr(); 20994 } 20995 // Send a broadcast to let everyone know we are done processing 20996 if (pkgList.size() > 0) { 20997 sendResourcesChangedBroadcast(true, false, pkgList, uidArr, null); 20998 } 20999 } 21000 21001 /* 21002 * Utility method to unload a list of specified containers 21003 */ 21004 private void unloadAllContainers(Set<AsecInstallArgs> cidArgs) { 21005 // Just unmount all valid containers. 21006 for (AsecInstallArgs arg : cidArgs) { 21007 synchronized (mInstallLock) { 21008 arg.doPostDeleteLI(false); 21009 } 21010 } 21011 } 21012 21013 /* 21014 * Unload packages mounted on external media. This involves deleting package 21015 * data from internal structures, sending broadcasts about disabled packages, 21016 * gc'ing to free up references, unmounting all secure containers 21017 * corresponding to packages on external media, and posting a 21018 * UPDATED_MEDIA_STATUS message if status has been requested. Please note 21019 * that we always have to post this message if status has been requested no 21020 * matter what. 21021 */ 21022 private void unloadMediaPackages(ArrayMap<AsecInstallArgs, String> processCids, int uidArr[], 21023 final boolean reportStatus) { 21024 if (DEBUG_SD_INSTALL) 21025 Log.i(TAG, "unloading media packages"); 21026 ArrayList<String> pkgList = new ArrayList<String>(); 21027 ArrayList<AsecInstallArgs> failedList = new ArrayList<AsecInstallArgs>(); 21028 final Set<AsecInstallArgs> keys = processCids.keySet(); 21029 for (AsecInstallArgs args : keys) { 21030 String pkgName = args.getPackageName(); 21031 if (DEBUG_SD_INSTALL) 21032 Log.i(TAG, "Trying to unload pkg : " + pkgName); 21033 // Delete package internally 21034 PackageRemovedInfo outInfo = new PackageRemovedInfo(); 21035 synchronized (mInstallLock) { 21036 final int deleteFlags = PackageManager.DELETE_KEEP_DATA; 21037 final boolean res; 21038 try (PackageFreezer freezer = freezePackageForDelete(pkgName, deleteFlags, 21039 "unloadMediaPackages")) { 21040 res = deletePackageLIF(pkgName, null, false, null, deleteFlags, outInfo, false, 21041 null); 21042 } 21043 if (res) { 21044 pkgList.add(pkgName); 21045 } else { 21046 Slog.e(TAG, "Failed to delete pkg from sdcard : " + pkgName); 21047 failedList.add(args); 21048 } 21049 } 21050 } 21051 21052 // reader 21053 synchronized (mPackages) { 21054 // We didn't update the settings after removing each package; 21055 // write them now for all packages. 21056 mSettings.writeLPr(); 21057 } 21058 21059 // We have to absolutely send UPDATED_MEDIA_STATUS only 21060 // after confirming that all the receivers processed the ordered 21061 // broadcast when packages get disabled, force a gc to clean things up. 21062 // and unload all the containers. 21063 if (pkgList.size() > 0) { 21064 sendResourcesChangedBroadcast(false, false, pkgList, uidArr, 21065 new IIntentReceiver.Stub() { 21066 public void performReceive(Intent intent, int resultCode, String data, 21067 Bundle extras, boolean ordered, boolean sticky, 21068 int sendingUser) throws RemoteException { 21069 Message msg = mHandler.obtainMessage(UPDATED_MEDIA_STATUS, 21070 reportStatus ? 1 : 0, 1, keys); 21071 mHandler.sendMessage(msg); 21072 } 21073 }); 21074 } else { 21075 Message msg = mHandler.obtainMessage(UPDATED_MEDIA_STATUS, reportStatus ? 1 : 0, -1, 21076 keys); 21077 mHandler.sendMessage(msg); 21078 } 21079 } 21080 21081 private void loadPrivatePackages(final VolumeInfo vol) { 21082 mHandler.post(new Runnable() { 21083 @Override 21084 public void run() { 21085 loadPrivatePackagesInner(vol); 21086 } 21087 }); 21088 } 21089 21090 private void loadPrivatePackagesInner(VolumeInfo vol) { 21091 final String volumeUuid = vol.fsUuid; 21092 if (TextUtils.isEmpty(volumeUuid)) { 21093 Slog.e(TAG, "Loading internal storage is probably a mistake; ignoring"); 21094 return; 21095 } 21096 21097 final ArrayList<PackageFreezer> freezers = new ArrayList<>(); 21098 final ArrayList<ApplicationInfo> loaded = new ArrayList<>(); 21099 final int parseFlags = mDefParseFlags | PackageParser.PARSE_EXTERNAL_STORAGE; 21100 21101 final VersionInfo ver; 21102 final List<PackageSetting> packages; 21103 synchronized (mPackages) { 21104 ver = mSettings.findOrCreateVersion(volumeUuid); 21105 packages = mSettings.getVolumePackagesLPr(volumeUuid); 21106 } 21107 21108 for (PackageSetting ps : packages) { 21109 freezers.add(freezePackage(ps.name, "loadPrivatePackagesInner")); 21110 synchronized (mInstallLock) { 21111 final PackageParser.Package pkg; 21112 try { 21113 pkg = scanPackageTracedLI(ps.codePath, parseFlags, SCAN_INITIAL, 0, null); 21114 loaded.add(pkg.applicationInfo); 21115 21116 } catch (PackageManagerException e) { 21117 Slog.w(TAG, "Failed to scan " + ps.codePath + ": " + e.getMessage()); 21118 } 21119 21120 if (!Build.FINGERPRINT.equals(ver.fingerprint)) { 21121 clearAppDataLIF(ps.pkg, UserHandle.USER_ALL, 21122 StorageManager.FLAG_STORAGE_DE | StorageManager.FLAG_STORAGE_CE 21123 | Installer.FLAG_CLEAR_CODE_CACHE_ONLY); 21124 } 21125 } 21126 } 21127 21128 // Reconcile app data for all started/unlocked users 21129 final StorageManager sm = mContext.getSystemService(StorageManager.class); 21130 final UserManager um = mContext.getSystemService(UserManager.class); 21131 UserManagerInternal umInternal = getUserManagerInternal(); 21132 for (UserInfo user : um.getUsers()) { 21133 final int flags; 21134 if (umInternal.isUserUnlockingOrUnlocked(user.id)) { 21135 flags = StorageManager.FLAG_STORAGE_DE | StorageManager.FLAG_STORAGE_CE; 21136 } else if (umInternal.isUserRunning(user.id)) { 21137 flags = StorageManager.FLAG_STORAGE_DE; 21138 } else { 21139 continue; 21140 } 21141 21142 try { 21143 sm.prepareUserStorage(volumeUuid, user.id, user.serialNumber, flags); 21144 synchronized (mInstallLock) { 21145 reconcileAppsDataLI(volumeUuid, user.id, flags, true /* migrateAppData */); 21146 } 21147 } catch (IllegalStateException e) { 21148 // Device was probably ejected, and we'll process that event momentarily 21149 Slog.w(TAG, "Failed to prepare storage: " + e); 21150 } 21151 } 21152 21153 synchronized (mPackages) { 21154 int updateFlags = UPDATE_PERMISSIONS_ALL; 21155 if (ver.sdkVersion != mSdkVersion) { 21156 logCriticalInfo(Log.INFO, "Platform changed from " + ver.sdkVersion + " to " 21157 + mSdkVersion + "; regranting permissions for " + volumeUuid); 21158 updateFlags |= UPDATE_PERMISSIONS_REPLACE_PKG | UPDATE_PERMISSIONS_REPLACE_ALL; 21159 } 21160 updatePermissionsLPw(null, null, volumeUuid, updateFlags); 21161 21162 // Yay, everything is now upgraded 21163 ver.forceCurrent(); 21164 21165 mSettings.writeLPr(); 21166 } 21167 21168 for (PackageFreezer freezer : freezers) { 21169 freezer.close(); 21170 } 21171 21172 if (DEBUG_INSTALL) Slog.d(TAG, "Loaded packages " + loaded); 21173 sendResourcesChangedBroadcast(true, false, loaded, null); 21174 } 21175 21176 private void unloadPrivatePackages(final VolumeInfo vol) { 21177 mHandler.post(new Runnable() { 21178 @Override 21179 public void run() { 21180 unloadPrivatePackagesInner(vol); 21181 } 21182 }); 21183 } 21184 21185 private void unloadPrivatePackagesInner(VolumeInfo vol) { 21186 final String volumeUuid = vol.fsUuid; 21187 if (TextUtils.isEmpty(volumeUuid)) { 21188 Slog.e(TAG, "Unloading internal storage is probably a mistake; ignoring"); 21189 return; 21190 } 21191 21192 final ArrayList<ApplicationInfo> unloaded = new ArrayList<>(); 21193 synchronized (mInstallLock) { 21194 synchronized (mPackages) { 21195 final List<PackageSetting> packages = mSettings.getVolumePackagesLPr(volumeUuid); 21196 for (PackageSetting ps : packages) { 21197 if (ps.pkg == null) continue; 21198 21199 final ApplicationInfo info = ps.pkg.applicationInfo; 21200 final int deleteFlags = PackageManager.DELETE_KEEP_DATA; 21201 final PackageRemovedInfo outInfo = new PackageRemovedInfo(); 21202 21203 try (PackageFreezer freezer = freezePackageForDelete(ps.name, deleteFlags, 21204 "unloadPrivatePackagesInner")) { 21205 if (deletePackageLIF(ps.name, null, false, null, deleteFlags, outInfo, 21206 false, null)) { 21207 unloaded.add(info); 21208 } else { 21209 Slog.w(TAG, "Failed to unload " + ps.codePath); 21210 } 21211 } 21212 21213 // Try very hard to release any references to this package 21214 // so we don't risk the system server being killed due to 21215 // open FDs 21216 AttributeCache.instance().removePackage(ps.name); 21217 } 21218 21219 mSettings.writeLPr(); 21220 } 21221 } 21222 21223 if (DEBUG_INSTALL) Slog.d(TAG, "Unloaded packages " + unloaded); 21224 sendResourcesChangedBroadcast(false, false, unloaded, null); 21225 21226 // Try very hard to release any references to this path so we don't risk 21227 // the system server being killed due to open FDs 21228 ResourcesManager.getInstance().invalidatePath(vol.getPath().getAbsolutePath()); 21229 21230 for (int i = 0; i < 3; i++) { 21231 System.gc(); 21232 System.runFinalization(); 21233 } 21234 } 21235 21236 /** 21237 * Prepare storage areas for given user on all mounted devices. 21238 */ 21239 void prepareUserData(int userId, int userSerial, int flags) { 21240 synchronized (mInstallLock) { 21241 final StorageManager storage = mContext.getSystemService(StorageManager.class); 21242 for (VolumeInfo vol : storage.getWritablePrivateVolumes()) { 21243 final String volumeUuid = vol.getFsUuid(); 21244 prepareUserDataLI(volumeUuid, userId, userSerial, flags, true); 21245 } 21246 } 21247 } 21248 21249 private void prepareUserDataLI(String volumeUuid, int userId, int userSerial, int flags, 21250 boolean allowRecover) { 21251 // Prepare storage and verify that serial numbers are consistent; if 21252 // there's a mismatch we need to destroy to avoid leaking data 21253 final StorageManager storage = mContext.getSystemService(StorageManager.class); 21254 try { 21255 storage.prepareUserStorage(volumeUuid, userId, userSerial, flags); 21256 21257 if ((flags & StorageManager.FLAG_STORAGE_DE) != 0 && !mOnlyCore) { 21258 UserManagerService.enforceSerialNumber( 21259 Environment.getDataUserDeDirectory(volumeUuid, userId), userSerial); 21260 if (Objects.equals(volumeUuid, StorageManager.UUID_PRIVATE_INTERNAL)) { 21261 UserManagerService.enforceSerialNumber( 21262 Environment.getDataSystemDeDirectory(userId), userSerial); 21263 } 21264 } 21265 if ((flags & StorageManager.FLAG_STORAGE_CE) != 0 && !mOnlyCore) { 21266 UserManagerService.enforceSerialNumber( 21267 Environment.getDataUserCeDirectory(volumeUuid, userId), userSerial); 21268 if (Objects.equals(volumeUuid, StorageManager.UUID_PRIVATE_INTERNAL)) { 21269 UserManagerService.enforceSerialNumber( 21270 Environment.getDataSystemCeDirectory(userId), userSerial); 21271 } 21272 } 21273 21274 synchronized (mInstallLock) { 21275 mInstaller.createUserData(volumeUuid, userId, userSerial, flags); 21276 } 21277 } catch (Exception e) { 21278 logCriticalInfo(Log.WARN, "Destroying user " + userId + " on volume " + volumeUuid 21279 + " because we failed to prepare: " + e); 21280 destroyUserDataLI(volumeUuid, userId, 21281 StorageManager.FLAG_STORAGE_DE | StorageManager.FLAG_STORAGE_CE); 21282 21283 if (allowRecover) { 21284 // Try one last time; if we fail again we're really in trouble 21285 prepareUserDataLI(volumeUuid, userId, userSerial, flags, false); 21286 } 21287 } 21288 } 21289 21290 /** 21291 * Destroy storage areas for given user on all mounted devices. 21292 */ 21293 void destroyUserData(int userId, int flags) { 21294 synchronized (mInstallLock) { 21295 final StorageManager storage = mContext.getSystemService(StorageManager.class); 21296 for (VolumeInfo vol : storage.getWritablePrivateVolumes()) { 21297 final String volumeUuid = vol.getFsUuid(); 21298 destroyUserDataLI(volumeUuid, userId, flags); 21299 } 21300 } 21301 } 21302 21303 private void destroyUserDataLI(String volumeUuid, int userId, int flags) { 21304 final StorageManager storage = mContext.getSystemService(StorageManager.class); 21305 try { 21306 // Clean up app data, profile data, and media data 21307 mInstaller.destroyUserData(volumeUuid, userId, flags); 21308 21309 // Clean up system data 21310 if (Objects.equals(volumeUuid, StorageManager.UUID_PRIVATE_INTERNAL)) { 21311 if ((flags & StorageManager.FLAG_STORAGE_DE) != 0) { 21312 FileUtils.deleteContentsAndDir(Environment.getUserSystemDirectory(userId)); 21313 FileUtils.deleteContentsAndDir(Environment.getDataSystemDeDirectory(userId)); 21314 } 21315 if ((flags & StorageManager.FLAG_STORAGE_CE) != 0) { 21316 FileUtils.deleteContentsAndDir(Environment.getDataSystemCeDirectory(userId)); 21317 } 21318 } 21319 21320 // Data with special labels is now gone, so finish the job 21321 storage.destroyUserStorage(volumeUuid, userId, flags); 21322 21323 } catch (Exception e) { 21324 logCriticalInfo(Log.WARN, 21325 "Failed to destroy user " + userId + " on volume " + volumeUuid + ": " + e); 21326 } 21327 } 21328 21329 /** 21330 * Examine all users present on given mounted volume, and destroy data 21331 * belonging to users that are no longer valid, or whose user ID has been 21332 * recycled. 21333 */ 21334 private void reconcileUsers(String volumeUuid) { 21335 final List<File> files = new ArrayList<>(); 21336 Collections.addAll(files, FileUtils 21337 .listFilesOrEmpty(Environment.getDataUserDeDirectory(volumeUuid))); 21338 Collections.addAll(files, FileUtils 21339 .listFilesOrEmpty(Environment.getDataUserCeDirectory(volumeUuid))); 21340 Collections.addAll(files, FileUtils 21341 .listFilesOrEmpty(Environment.getDataSystemDeDirectory())); 21342 Collections.addAll(files, FileUtils 21343 .listFilesOrEmpty(Environment.getDataSystemCeDirectory())); 21344 for (File file : files) { 21345 if (!file.isDirectory()) continue; 21346 21347 final int userId; 21348 final UserInfo info; 21349 try { 21350 userId = Integer.parseInt(file.getName()); 21351 info = sUserManager.getUserInfo(userId); 21352 } catch (NumberFormatException e) { 21353 Slog.w(TAG, "Invalid user directory " + file); 21354 continue; 21355 } 21356 21357 boolean destroyUser = false; 21358 if (info == null) { 21359 logCriticalInfo(Log.WARN, "Destroying user directory " + file 21360 + " because no matching user was found"); 21361 destroyUser = true; 21362 } else if (!mOnlyCore) { 21363 try { 21364 UserManagerService.enforceSerialNumber(file, info.serialNumber); 21365 } catch (IOException e) { 21366 logCriticalInfo(Log.WARN, "Destroying user directory " + file 21367 + " because we failed to enforce serial number: " + e); 21368 destroyUser = true; 21369 } 21370 } 21371 21372 if (destroyUser) { 21373 synchronized (mInstallLock) { 21374 destroyUserDataLI(volumeUuid, userId, 21375 StorageManager.FLAG_STORAGE_DE | StorageManager.FLAG_STORAGE_CE); 21376 } 21377 } 21378 } 21379 } 21380 21381 private void assertPackageKnown(String volumeUuid, String packageName) 21382 throws PackageManagerException { 21383 synchronized (mPackages) { 21384 // Normalize package name to handle renamed packages 21385 packageName = normalizePackageNameLPr(packageName); 21386 21387 final PackageSetting ps = mSettings.mPackages.get(packageName); 21388 if (ps == null) { 21389 throw new PackageManagerException("Package " + packageName + " is unknown"); 21390 } else if (!TextUtils.equals(volumeUuid, ps.volumeUuid)) { 21391 throw new PackageManagerException( 21392 "Package " + packageName + " found on unknown volume " + volumeUuid 21393 + "; expected volume " + ps.volumeUuid); 21394 } 21395 } 21396 } 21397 21398 private void assertPackageKnownAndInstalled(String volumeUuid, String packageName, int userId) 21399 throws PackageManagerException { 21400 synchronized (mPackages) { 21401 // Normalize package name to handle renamed packages 21402 packageName = normalizePackageNameLPr(packageName); 21403 21404 final PackageSetting ps = mSettings.mPackages.get(packageName); 21405 if (ps == null) { 21406 throw new PackageManagerException("Package " + packageName + " is unknown"); 21407 } else if (!TextUtils.equals(volumeUuid, ps.volumeUuid)) { 21408 throw new PackageManagerException( 21409 "Package " + packageName + " found on unknown volume " + volumeUuid 21410 + "; expected volume " + ps.volumeUuid); 21411 } else if (!ps.getInstalled(userId)) { 21412 throw new PackageManagerException( 21413 "Package " + packageName + " not installed for user " + userId); 21414 } 21415 } 21416 } 21417 21418 private List<String> collectAbsoluteCodePaths() { 21419 synchronized (mPackages) { 21420 List<String> codePaths = new ArrayList<>(); 21421 final int packageCount = mSettings.mPackages.size(); 21422 for (int i = 0; i < packageCount; i++) { 21423 final PackageSetting ps = mSettings.mPackages.valueAt(i); 21424 codePaths.add(ps.codePath.getAbsolutePath()); 21425 } 21426 return codePaths; 21427 } 21428 } 21429 21430 /** 21431 * Examine all apps present on given mounted volume, and destroy apps that 21432 * aren't expected, either due to uninstallation or reinstallation on 21433 * another volume. 21434 */ 21435 private void reconcileApps(String volumeUuid) { 21436 List<String> absoluteCodePaths = collectAbsoluteCodePaths(); 21437 List<File> filesToDelete = null; 21438 21439 final File[] files = FileUtils.listFilesOrEmpty( 21440 Environment.getDataAppDirectory(volumeUuid)); 21441 for (File file : files) { 21442 final boolean isPackage = (isApkFile(file) || file.isDirectory()) 21443 && !PackageInstallerService.isStageName(file.getName()); 21444 if (!isPackage) { 21445 // Ignore entries which are not packages 21446 continue; 21447 } 21448 21449 String absolutePath = file.getAbsolutePath(); 21450 21451 boolean pathValid = false; 21452 final int absoluteCodePathCount = absoluteCodePaths.size(); 21453 for (int i = 0; i < absoluteCodePathCount; i++) { 21454 String absoluteCodePath = absoluteCodePaths.get(i); 21455 if (absolutePath.startsWith(absoluteCodePath)) { 21456 pathValid = true; 21457 break; 21458 } 21459 } 21460 21461 if (!pathValid) { 21462 if (filesToDelete == null) { 21463 filesToDelete = new ArrayList<>(); 21464 } 21465 filesToDelete.add(file); 21466 } 21467 } 21468 21469 if (filesToDelete != null) { 21470 final int fileToDeleteCount = filesToDelete.size(); 21471 for (int i = 0; i < fileToDeleteCount; i++) { 21472 File fileToDelete = filesToDelete.get(i); 21473 logCriticalInfo(Log.WARN, "Destroying orphaned" + fileToDelete); 21474 synchronized (mInstallLock) { 21475 removeCodePathLI(fileToDelete); 21476 } 21477 } 21478 } 21479 } 21480 21481 /** 21482 * Reconcile all app data for the given user. 21483 * <p> 21484 * Verifies that directories exist and that ownership and labeling is 21485 * correct for all installed apps on all mounted volumes. 21486 */ 21487 void reconcileAppsData(int userId, int flags, boolean migrateAppsData) { 21488 final StorageManager storage = mContext.getSystemService(StorageManager.class); 21489 for (VolumeInfo vol : storage.getWritablePrivateVolumes()) { 21490 final String volumeUuid = vol.getFsUuid(); 21491 synchronized (mInstallLock) { 21492 reconcileAppsDataLI(volumeUuid, userId, flags, migrateAppsData); 21493 } 21494 } 21495 } 21496 21497 /** 21498 * Reconcile all app data on given mounted volume. 21499 * <p> 21500 * Destroys app data that isn't expected, either due to uninstallation or 21501 * reinstallation on another volume. 21502 * <p> 21503 * Verifies that directories exist and that ownership and labeling is 21504 * correct for all installed apps. 21505 */ 21506 private void reconcileAppsDataLI(String volumeUuid, int userId, int flags, 21507 boolean migrateAppData) { 21508 Slog.v(TAG, "reconcileAppsData for " + volumeUuid + " u" + userId + " 0x" 21509 + Integer.toHexString(flags) + " migrateAppData=" + migrateAppData); 21510 21511 final File ceDir = Environment.getDataUserCeDirectory(volumeUuid, userId); 21512 final File deDir = Environment.getDataUserDeDirectory(volumeUuid, userId); 21513 21514 // First look for stale data that doesn't belong, and check if things 21515 // have changed since we did our last restorecon 21516 if ((flags & StorageManager.FLAG_STORAGE_CE) != 0) { 21517 if (StorageManager.isFileEncryptedNativeOrEmulated() 21518 && !StorageManager.isUserKeyUnlocked(userId)) { 21519 throw new RuntimeException( 21520 "Yikes, someone asked us to reconcile CE storage while " + userId 21521 + " was still locked; this would have caused massive data loss!"); 21522 } 21523 21524 final File[] files = FileUtils.listFilesOrEmpty(ceDir); 21525 for (File file : files) { 21526 final String packageName = file.getName(); 21527 try { 21528 assertPackageKnownAndInstalled(volumeUuid, packageName, userId); 21529 } catch (PackageManagerException e) { 21530 logCriticalInfo(Log.WARN, "Destroying " + file + " due to: " + e); 21531 try { 21532 mInstaller.destroyAppData(volumeUuid, packageName, userId, 21533 StorageManager.FLAG_STORAGE_CE, 0); 21534 } catch (InstallerException e2) { 21535 logCriticalInfo(Log.WARN, "Failed to destroy: " + e2); 21536 } 21537 } 21538 } 21539 } 21540 if ((flags & StorageManager.FLAG_STORAGE_DE) != 0) { 21541 final File[] files = FileUtils.listFilesOrEmpty(deDir); 21542 for (File file : files) { 21543 final String packageName = file.getName(); 21544 try { 21545 assertPackageKnownAndInstalled(volumeUuid, packageName, userId); 21546 } catch (PackageManagerException e) { 21547 logCriticalInfo(Log.WARN, "Destroying " + file + " due to: " + e); 21548 try { 21549 mInstaller.destroyAppData(volumeUuid, packageName, userId, 21550 StorageManager.FLAG_STORAGE_DE, 0); 21551 } catch (InstallerException e2) { 21552 logCriticalInfo(Log.WARN, "Failed to destroy: " + e2); 21553 } 21554 } 21555 } 21556 } 21557 21558 // Ensure that data directories are ready to roll for all packages 21559 // installed for this volume and user 21560 final List<PackageSetting> packages; 21561 synchronized (mPackages) { 21562 packages = mSettings.getVolumePackagesLPr(volumeUuid); 21563 } 21564 int preparedCount = 0; 21565 for (PackageSetting ps : packages) { 21566 final String packageName = ps.name; 21567 if (ps.pkg == null) { 21568 Slog.w(TAG, "Odd, missing scanned package " + packageName); 21569 // TODO: might be due to legacy ASEC apps; we should circle back 21570 // and reconcile again once they're scanned 21571 continue; 21572 } 21573 21574 if (ps.getInstalled(userId)) { 21575 prepareAppDataLIF(ps.pkg, userId, flags); 21576 21577 if (migrateAppData && maybeMigrateAppDataLIF(ps.pkg, userId)) { 21578 // We may have just shuffled around app data directories, so 21579 // prepare them one more time 21580 prepareAppDataLIF(ps.pkg, userId, flags); 21581 } 21582 21583 preparedCount++; 21584 } 21585 } 21586 21587 Slog.v(TAG, "reconcileAppsData finished " + preparedCount + " packages"); 21588 } 21589 21590 /** 21591 * Prepare app data for the given app just after it was installed or 21592 * upgraded. This method carefully only touches users that it's installed 21593 * for, and it forces a restorecon to handle any seinfo changes. 21594 * <p> 21595 * Verifies that directories exist and that ownership and labeling is 21596 * correct for all installed apps. If there is an ownership mismatch, it 21597 * will try recovering system apps by wiping data; third-party app data is 21598 * left intact. 21599 * <p> 21600 * <em>Note: To avoid a deadlock, do not call this method with {@code mPackages} lock held</em> 21601 */ 21602 private void prepareAppDataAfterInstallLIF(PackageParser.Package pkg) { 21603 final PackageSetting ps; 21604 synchronized (mPackages) { 21605 ps = mSettings.mPackages.get(pkg.packageName); 21606 mSettings.writeKernelMappingLPr(ps); 21607 } 21608 21609 final UserManager um = mContext.getSystemService(UserManager.class); 21610 UserManagerInternal umInternal = getUserManagerInternal(); 21611 for (UserInfo user : um.getUsers()) { 21612 final int flags; 21613 if (umInternal.isUserUnlockingOrUnlocked(user.id)) { 21614 flags = StorageManager.FLAG_STORAGE_DE | StorageManager.FLAG_STORAGE_CE; 21615 } else if (umInternal.isUserRunning(user.id)) { 21616 flags = StorageManager.FLAG_STORAGE_DE; 21617 } else { 21618 continue; 21619 } 21620 21621 if (ps.getInstalled(user.id)) { 21622 // TODO: when user data is locked, mark that we're still dirty 21623 prepareAppDataLIF(pkg, user.id, flags); 21624 } 21625 } 21626 } 21627 21628 /** 21629 * Prepare app data for the given app. 21630 * <p> 21631 * Verifies that directories exist and that ownership and labeling is 21632 * correct for all installed apps. If there is an ownership mismatch, this 21633 * will try recovering system apps by wiping data; third-party app data is 21634 * left intact. 21635 */ 21636 private void prepareAppDataLIF(PackageParser.Package pkg, int userId, int flags) { 21637 if (pkg == null) { 21638 Slog.wtf(TAG, "Package was null!", new Throwable()); 21639 return; 21640 } 21641 prepareAppDataLeafLIF(pkg, userId, flags); 21642 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 21643 for (int i = 0; i < childCount; i++) { 21644 prepareAppDataLeafLIF(pkg.childPackages.get(i), userId, flags); 21645 } 21646 } 21647 21648 private void prepareAppDataLeafLIF(PackageParser.Package pkg, int userId, int flags) { 21649 if (DEBUG_APP_DATA) { 21650 Slog.v(TAG, "prepareAppData for " + pkg.packageName + " u" + userId + " 0x" 21651 + Integer.toHexString(flags)); 21652 } 21653 21654 final String volumeUuid = pkg.volumeUuid; 21655 final String packageName = pkg.packageName; 21656 final ApplicationInfo app = pkg.applicationInfo; 21657 final int appId = UserHandle.getAppId(app.uid); 21658 21659 Preconditions.checkNotNull(app.seinfo); 21660 21661 long ceDataInode = -1; 21662 try { 21663 ceDataInode = mInstaller.createAppData(volumeUuid, packageName, userId, flags, 21664 appId, app.seinfo, app.targetSdkVersion); 21665 } catch (InstallerException e) { 21666 if (app.isSystemApp()) { 21667 logCriticalInfo(Log.ERROR, "Failed to create app data for " + packageName 21668 + ", but trying to recover: " + e); 21669 destroyAppDataLeafLIF(pkg, userId, flags); 21670 try { 21671 ceDataInode = mInstaller.createAppData(volumeUuid, packageName, userId, flags, 21672 appId, app.seinfo, app.targetSdkVersion); 21673 logCriticalInfo(Log.DEBUG, "Recovery succeeded!"); 21674 } catch (InstallerException e2) { 21675 logCriticalInfo(Log.DEBUG, "Recovery failed!"); 21676 } 21677 } else { 21678 Slog.e(TAG, "Failed to create app data for " + packageName + ": " + e); 21679 } 21680 } 21681 21682 if ((flags & StorageManager.FLAG_STORAGE_CE) != 0 && ceDataInode != -1) { 21683 // TODO: mark this structure as dirty so we persist it! 21684 synchronized (mPackages) { 21685 final PackageSetting ps = mSettings.mPackages.get(packageName); 21686 if (ps != null) { 21687 ps.setCeDataInode(ceDataInode, userId); 21688 } 21689 } 21690 } 21691 21692 prepareAppDataContentsLeafLIF(pkg, userId, flags); 21693 } 21694 21695 private void prepareAppDataContentsLIF(PackageParser.Package pkg, int userId, int flags) { 21696 if (pkg == null) { 21697 Slog.wtf(TAG, "Package was null!", new Throwable()); 21698 return; 21699 } 21700 prepareAppDataContentsLeafLIF(pkg, userId, flags); 21701 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 21702 for (int i = 0; i < childCount; i++) { 21703 prepareAppDataContentsLeafLIF(pkg.childPackages.get(i), userId, flags); 21704 } 21705 } 21706 21707 private void prepareAppDataContentsLeafLIF(PackageParser.Package pkg, int userId, int flags) { 21708 final String volumeUuid = pkg.volumeUuid; 21709 final String packageName = pkg.packageName; 21710 final ApplicationInfo app = pkg.applicationInfo; 21711 21712 if ((flags & StorageManager.FLAG_STORAGE_CE) != 0) { 21713 // Create a native library symlink only if we have native libraries 21714 // and if the native libraries are 32 bit libraries. We do not provide 21715 // this symlink for 64 bit libraries. 21716 if (app.primaryCpuAbi != null && !VMRuntime.is64BitAbi(app.primaryCpuAbi)) { 21717 final String nativeLibPath = app.nativeLibraryDir; 21718 try { 21719 mInstaller.linkNativeLibraryDirectory(volumeUuid, packageName, 21720 nativeLibPath, userId); 21721 } catch (InstallerException e) { 21722 Slog.e(TAG, "Failed to link native for " + packageName + ": " + e); 21723 } 21724 } 21725 } 21726 } 21727 21728 /** 21729 * For system apps on non-FBE devices, this method migrates any existing 21730 * CE/DE data to match the {@code defaultToDeviceProtectedStorage} flag 21731 * requested by the app. 21732 */ 21733 private boolean maybeMigrateAppDataLIF(PackageParser.Package pkg, int userId) { 21734 if (pkg.isSystemApp() && !StorageManager.isFileEncryptedNativeOrEmulated() 21735 && PackageManager.APPLY_DEFAULT_TO_DEVICE_PROTECTED_STORAGE) { 21736 final int storageTarget = pkg.applicationInfo.isDefaultToDeviceProtectedStorage() 21737 ? StorageManager.FLAG_STORAGE_DE : StorageManager.FLAG_STORAGE_CE; 21738 try { 21739 mInstaller.migrateAppData(pkg.volumeUuid, pkg.packageName, userId, 21740 storageTarget); 21741 } catch (InstallerException e) { 21742 logCriticalInfo(Log.WARN, 21743 "Failed to migrate " + pkg.packageName + ": " + e.getMessage()); 21744 } 21745 return true; 21746 } else { 21747 return false; 21748 } 21749 } 21750 21751 public PackageFreezer freezePackage(String packageName, String killReason) { 21752 return freezePackage(packageName, UserHandle.USER_ALL, killReason); 21753 } 21754 21755 public PackageFreezer freezePackage(String packageName, int userId, String killReason) { 21756 return new PackageFreezer(packageName, userId, killReason); 21757 } 21758 21759 public PackageFreezer freezePackageForInstall(String packageName, int installFlags, 21760 String killReason) { 21761 return freezePackageForInstall(packageName, UserHandle.USER_ALL, installFlags, killReason); 21762 } 21763 21764 public PackageFreezer freezePackageForInstall(String packageName, int userId, int installFlags, 21765 String killReason) { 21766 if ((installFlags & PackageManager.INSTALL_DONT_KILL_APP) != 0) { 21767 return new PackageFreezer(); 21768 } else { 21769 return freezePackage(packageName, userId, killReason); 21770 } 21771 } 21772 21773 public PackageFreezer freezePackageForDelete(String packageName, int deleteFlags, 21774 String killReason) { 21775 return freezePackageForDelete(packageName, UserHandle.USER_ALL, deleteFlags, killReason); 21776 } 21777 21778 public PackageFreezer freezePackageForDelete(String packageName, int userId, int deleteFlags, 21779 String killReason) { 21780 if ((deleteFlags & PackageManager.DELETE_DONT_KILL_APP) != 0) { 21781 return new PackageFreezer(); 21782 } else { 21783 return freezePackage(packageName, userId, killReason); 21784 } 21785 } 21786 21787 /** 21788 * Class that freezes and kills the given package upon creation, and 21789 * unfreezes it upon closing. This is typically used when doing surgery on 21790 * app code/data to prevent the app from running while you're working. 21791 */ 21792 private class PackageFreezer implements AutoCloseable { 21793 private final String mPackageName; 21794 private final PackageFreezer[] mChildren; 21795 21796 private final boolean mWeFroze; 21797 21798 private final AtomicBoolean mClosed = new AtomicBoolean(); 21799 private final CloseGuard mCloseGuard = CloseGuard.get(); 21800 21801 /** 21802 * Create and return a stub freezer that doesn't actually do anything, 21803 * typically used when someone requested 21804 * {@link PackageManager#INSTALL_DONT_KILL_APP} or 21805 * {@link PackageManager#DELETE_DONT_KILL_APP}. 21806 */ 21807 public PackageFreezer() { 21808 mPackageName = null; 21809 mChildren = null; 21810 mWeFroze = false; 21811 mCloseGuard.open("close"); 21812 } 21813 21814 public PackageFreezer(String packageName, int userId, String killReason) { 21815 synchronized (mPackages) { 21816 mPackageName = packageName; 21817 mWeFroze = mFrozenPackages.add(mPackageName); 21818 21819 final PackageSetting ps = mSettings.mPackages.get(mPackageName); 21820 if (ps != null) { 21821 killApplication(ps.name, ps.appId, userId, killReason); 21822 } 21823 21824 final PackageParser.Package p = mPackages.get(packageName); 21825 if (p != null && p.childPackages != null) { 21826 final int N = p.childPackages.size(); 21827 mChildren = new PackageFreezer[N]; 21828 for (int i = 0; i < N; i++) { 21829 mChildren[i] = new PackageFreezer(p.childPackages.get(i).packageName, 21830 userId, killReason); 21831 } 21832 } else { 21833 mChildren = null; 21834 } 21835 } 21836 mCloseGuard.open("close"); 21837 } 21838 21839 @Override 21840 protected void finalize() throws Throwable { 21841 try { 21842 mCloseGuard.warnIfOpen(); 21843 close(); 21844 } finally { 21845 super.finalize(); 21846 } 21847 } 21848 21849 @Override 21850 public void close() { 21851 mCloseGuard.close(); 21852 if (mClosed.compareAndSet(false, true)) { 21853 synchronized (mPackages) { 21854 if (mWeFroze) { 21855 mFrozenPackages.remove(mPackageName); 21856 } 21857 21858 if (mChildren != null) { 21859 for (PackageFreezer freezer : mChildren) { 21860 freezer.close(); 21861 } 21862 } 21863 } 21864 } 21865 } 21866 } 21867 21868 /** 21869 * Verify that given package is currently frozen. 21870 */ 21871 private void checkPackageFrozen(String packageName) { 21872 synchronized (mPackages) { 21873 if (!mFrozenPackages.contains(packageName)) { 21874 Slog.wtf(TAG, "Expected " + packageName + " to be frozen!", new Throwable()); 21875 } 21876 } 21877 } 21878 21879 @Override 21880 public int movePackage(final String packageName, final String volumeUuid) { 21881 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MOVE_PACKAGE, null); 21882 21883 final UserHandle user = new UserHandle(UserHandle.getCallingUserId()); 21884 final int moveId = mNextMoveId.getAndIncrement(); 21885 mHandler.post(new Runnable() { 21886 @Override 21887 public void run() { 21888 try { 21889 movePackageInternal(packageName, volumeUuid, moveId, user); 21890 } catch (PackageManagerException e) { 21891 Slog.w(TAG, "Failed to move " + packageName, e); 21892 mMoveCallbacks.notifyStatusChanged(moveId, 21893 PackageManager.MOVE_FAILED_INTERNAL_ERROR); 21894 } 21895 } 21896 }); 21897 return moveId; 21898 } 21899 21900 private void movePackageInternal(final String packageName, final String volumeUuid, 21901 final int moveId, UserHandle user) throws PackageManagerException { 21902 final StorageManager storage = mContext.getSystemService(StorageManager.class); 21903 final PackageManager pm = mContext.getPackageManager(); 21904 21905 final boolean currentAsec; 21906 final String currentVolumeUuid; 21907 final File codeFile; 21908 final String installerPackageName; 21909 final String packageAbiOverride; 21910 final int appId; 21911 final String seinfo; 21912 final String label; 21913 final int targetSdkVersion; 21914 final PackageFreezer freezer; 21915 final int[] installedUserIds; 21916 21917 // reader 21918 synchronized (mPackages) { 21919 final PackageParser.Package pkg = mPackages.get(packageName); 21920 final PackageSetting ps = mSettings.mPackages.get(packageName); 21921 if (pkg == null || ps == null) { 21922 throw new PackageManagerException(MOVE_FAILED_DOESNT_EXIST, "Missing package"); 21923 } 21924 21925 if (pkg.applicationInfo.isSystemApp()) { 21926 throw new PackageManagerException(MOVE_FAILED_SYSTEM_PACKAGE, 21927 "Cannot move system application"); 21928 } 21929 21930 final boolean isInternalStorage = VolumeInfo.ID_PRIVATE_INTERNAL.equals(volumeUuid); 21931 final boolean allow3rdPartyOnInternal = mContext.getResources().getBoolean( 21932 com.android.internal.R.bool.config_allow3rdPartyAppOnInternal); 21933 if (isInternalStorage && !allow3rdPartyOnInternal) { 21934 throw new PackageManagerException(MOVE_FAILED_3RD_PARTY_NOT_ALLOWED_ON_INTERNAL, 21935 "3rd party apps are not allowed on internal storage"); 21936 } 21937 21938 if (pkg.applicationInfo.isExternalAsec()) { 21939 currentAsec = true; 21940 currentVolumeUuid = StorageManager.UUID_PRIMARY_PHYSICAL; 21941 } else if (pkg.applicationInfo.isForwardLocked()) { 21942 currentAsec = true; 21943 currentVolumeUuid = "forward_locked"; 21944 } else { 21945 currentAsec = false; 21946 currentVolumeUuid = ps.volumeUuid; 21947 21948 final File probe = new File(pkg.codePath); 21949 final File probeOat = new File(probe, "oat"); 21950 if (!probe.isDirectory() || !probeOat.isDirectory()) { 21951 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 21952 "Move only supported for modern cluster style installs"); 21953 } 21954 } 21955 21956 if (Objects.equals(currentVolumeUuid, volumeUuid)) { 21957 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 21958 "Package already moved to " + volumeUuid); 21959 } 21960 if (pkg.applicationInfo.isInternal() && isPackageDeviceAdminOnAnyUser(packageName)) { 21961 throw new PackageManagerException(MOVE_FAILED_DEVICE_ADMIN, 21962 "Device admin cannot be moved"); 21963 } 21964 21965 if (mFrozenPackages.contains(packageName)) { 21966 throw new PackageManagerException(MOVE_FAILED_OPERATION_PENDING, 21967 "Failed to move already frozen package"); 21968 } 21969 21970 codeFile = new File(pkg.codePath); 21971 installerPackageName = ps.installerPackageName; 21972 packageAbiOverride = ps.cpuAbiOverrideString; 21973 appId = UserHandle.getAppId(pkg.applicationInfo.uid); 21974 seinfo = pkg.applicationInfo.seinfo; 21975 label = String.valueOf(pm.getApplicationLabel(pkg.applicationInfo)); 21976 targetSdkVersion = pkg.applicationInfo.targetSdkVersion; 21977 freezer = freezePackage(packageName, "movePackageInternal"); 21978 installedUserIds = ps.queryInstalledUsers(sUserManager.getUserIds(), true); 21979 } 21980 21981 final Bundle extras = new Bundle(); 21982 extras.putString(Intent.EXTRA_PACKAGE_NAME, packageName); 21983 extras.putString(Intent.EXTRA_TITLE, label); 21984 mMoveCallbacks.notifyCreated(moveId, extras); 21985 21986 int installFlags; 21987 final boolean moveCompleteApp; 21988 final File measurePath; 21989 21990 if (Objects.equals(StorageManager.UUID_PRIVATE_INTERNAL, volumeUuid)) { 21991 installFlags = INSTALL_INTERNAL; 21992 moveCompleteApp = !currentAsec; 21993 measurePath = Environment.getDataAppDirectory(volumeUuid); 21994 } else if (Objects.equals(StorageManager.UUID_PRIMARY_PHYSICAL, volumeUuid)) { 21995 installFlags = INSTALL_EXTERNAL; 21996 moveCompleteApp = false; 21997 measurePath = storage.getPrimaryPhysicalVolume().getPath(); 21998 } else { 21999 final VolumeInfo volume = storage.findVolumeByUuid(volumeUuid); 22000 if (volume == null || volume.getType() != VolumeInfo.TYPE_PRIVATE 22001 || !volume.isMountedWritable()) { 22002 freezer.close(); 22003 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 22004 "Move location not mounted private volume"); 22005 } 22006 22007 Preconditions.checkState(!currentAsec); 22008 22009 installFlags = INSTALL_INTERNAL; 22010 moveCompleteApp = true; 22011 measurePath = Environment.getDataAppDirectory(volumeUuid); 22012 } 22013 22014 final PackageStats stats = new PackageStats(null, -1); 22015 synchronized (mInstaller) { 22016 for (int userId : installedUserIds) { 22017 if (!getPackageSizeInfoLI(packageName, userId, stats)) { 22018 freezer.close(); 22019 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 22020 "Failed to measure package size"); 22021 } 22022 } 22023 } 22024 22025 if (DEBUG_INSTALL) Slog.d(TAG, "Measured code size " + stats.codeSize + ", data size " 22026 + stats.dataSize); 22027 22028 final long startFreeBytes = measurePath.getFreeSpace(); 22029 final long sizeBytes; 22030 if (moveCompleteApp) { 22031 sizeBytes = stats.codeSize + stats.dataSize; 22032 } else { 22033 sizeBytes = stats.codeSize; 22034 } 22035 22036 if (sizeBytes > storage.getStorageBytesUntilLow(measurePath)) { 22037 freezer.close(); 22038 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 22039 "Not enough free space to move"); 22040 } 22041 22042 mMoveCallbacks.notifyStatusChanged(moveId, 10); 22043 22044 final CountDownLatch installedLatch = new CountDownLatch(1); 22045 final IPackageInstallObserver2 installObserver = new IPackageInstallObserver2.Stub() { 22046 @Override 22047 public void onUserActionRequired(Intent intent) throws RemoteException { 22048 throw new IllegalStateException(); 22049 } 22050 22051 @Override 22052 public void onPackageInstalled(String basePackageName, int returnCode, String msg, 22053 Bundle extras) throws RemoteException { 22054 if (DEBUG_INSTALL) Slog.d(TAG, "Install result for move: " 22055 + PackageManager.installStatusToString(returnCode, msg)); 22056 22057 installedLatch.countDown(); 22058 freezer.close(); 22059 22060 final int status = PackageManager.installStatusToPublicStatus(returnCode); 22061 switch (status) { 22062 case PackageInstaller.STATUS_SUCCESS: 22063 mMoveCallbacks.notifyStatusChanged(moveId, 22064 PackageManager.MOVE_SUCCEEDED); 22065 break; 22066 case PackageInstaller.STATUS_FAILURE_STORAGE: 22067 mMoveCallbacks.notifyStatusChanged(moveId, 22068 PackageManager.MOVE_FAILED_INSUFFICIENT_STORAGE); 22069 break; 22070 default: 22071 mMoveCallbacks.notifyStatusChanged(moveId, 22072 PackageManager.MOVE_FAILED_INTERNAL_ERROR); 22073 break; 22074 } 22075 } 22076 }; 22077 22078 final MoveInfo move; 22079 if (moveCompleteApp) { 22080 // Kick off a thread to report progress estimates 22081 new Thread() { 22082 @Override 22083 public void run() { 22084 while (true) { 22085 try { 22086 if (installedLatch.await(1, TimeUnit.SECONDS)) { 22087 break; 22088 } 22089 } catch (InterruptedException ignored) { 22090 } 22091 22092 final long deltaFreeBytes = startFreeBytes - measurePath.getFreeSpace(); 22093 final int progress = 10 + (int) MathUtils.constrain( 22094 ((deltaFreeBytes * 80) / sizeBytes), 0, 80); 22095 mMoveCallbacks.notifyStatusChanged(moveId, progress); 22096 } 22097 } 22098 }.start(); 22099 22100 final String dataAppName = codeFile.getName(); 22101 move = new MoveInfo(moveId, currentVolumeUuid, volumeUuid, packageName, 22102 dataAppName, appId, seinfo, targetSdkVersion); 22103 } else { 22104 move = null; 22105 } 22106 22107 installFlags |= PackageManager.INSTALL_REPLACE_EXISTING; 22108 22109 final Message msg = mHandler.obtainMessage(INIT_COPY); 22110 final OriginInfo origin = OriginInfo.fromExistingFile(codeFile); 22111 final InstallParams params = new InstallParams(origin, move, installObserver, installFlags, 22112 installerPackageName, volumeUuid, null /*verificationInfo*/, user, 22113 packageAbiOverride, null /*grantedPermissions*/, null /*certificates*/, 22114 PackageManager.INSTALL_REASON_UNKNOWN); 22115 params.setTraceMethod("movePackage").setTraceCookie(System.identityHashCode(params)); 22116 msg.obj = params; 22117 22118 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "movePackage", 22119 System.identityHashCode(msg.obj)); 22120 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "queueInstall", 22121 System.identityHashCode(msg.obj)); 22122 22123 mHandler.sendMessage(msg); 22124 } 22125 22126 @Override 22127 public int movePrimaryStorage(String volumeUuid) throws RemoteException { 22128 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MOVE_PACKAGE, null); 22129 22130 final int realMoveId = mNextMoveId.getAndIncrement(); 22131 final Bundle extras = new Bundle(); 22132 extras.putString(VolumeRecord.EXTRA_FS_UUID, volumeUuid); 22133 mMoveCallbacks.notifyCreated(realMoveId, extras); 22134 22135 final IPackageMoveObserver callback = new IPackageMoveObserver.Stub() { 22136 @Override 22137 public void onCreated(int moveId, Bundle extras) { 22138 // Ignored 22139 } 22140 22141 @Override 22142 public void onStatusChanged(int moveId, int status, long estMillis) { 22143 mMoveCallbacks.notifyStatusChanged(realMoveId, status, estMillis); 22144 } 22145 }; 22146 22147 final StorageManager storage = mContext.getSystemService(StorageManager.class); 22148 storage.setPrimaryStorageUuid(volumeUuid, callback); 22149 return realMoveId; 22150 } 22151 22152 @Override 22153 public int getMoveStatus(int moveId) { 22154 mContext.enforceCallingOrSelfPermission( 22155 android.Manifest.permission.MOUNT_UNMOUNT_FILESYSTEMS, null); 22156 return mMoveCallbacks.mLastStatus.get(moveId); 22157 } 22158 22159 @Override 22160 public void registerMoveCallback(IPackageMoveObserver callback) { 22161 mContext.enforceCallingOrSelfPermission( 22162 android.Manifest.permission.MOUNT_UNMOUNT_FILESYSTEMS, null); 22163 mMoveCallbacks.register(callback); 22164 } 22165 22166 @Override 22167 public void unregisterMoveCallback(IPackageMoveObserver callback) { 22168 mContext.enforceCallingOrSelfPermission( 22169 android.Manifest.permission.MOUNT_UNMOUNT_FILESYSTEMS, null); 22170 mMoveCallbacks.unregister(callback); 22171 } 22172 22173 @Override 22174 public boolean setInstallLocation(int loc) { 22175 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.WRITE_SECURE_SETTINGS, 22176 null); 22177 if (getInstallLocation() == loc) { 22178 return true; 22179 } 22180 if (loc == PackageHelper.APP_INSTALL_AUTO || loc == PackageHelper.APP_INSTALL_INTERNAL 22181 || loc == PackageHelper.APP_INSTALL_EXTERNAL) { 22182 android.provider.Settings.Global.putInt(mContext.getContentResolver(), 22183 android.provider.Settings.Global.DEFAULT_INSTALL_LOCATION, loc); 22184 return true; 22185 } 22186 return false; 22187 } 22188 22189 @Override 22190 public int getInstallLocation() { 22191 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 22192 android.provider.Settings.Global.DEFAULT_INSTALL_LOCATION, 22193 PackageHelper.APP_INSTALL_AUTO); 22194 } 22195 22196 /** Called by UserManagerService */ 22197 void cleanUpUser(UserManagerService userManager, int userHandle) { 22198 synchronized (mPackages) { 22199 mDirtyUsers.remove(userHandle); 22200 mUserNeedsBadging.delete(userHandle); 22201 mSettings.removeUserLPw(userHandle); 22202 mPendingBroadcasts.remove(userHandle); 22203 mEphemeralApplicationRegistry.onUserRemovedLPw(userHandle); 22204 removeUnusedPackagesLPw(userManager, userHandle); 22205 } 22206 } 22207 22208 /** 22209 * We're removing userHandle and would like to remove any downloaded packages 22210 * that are no longer in use by any other user. 22211 * @param userHandle the user being removed 22212 */ 22213 private void removeUnusedPackagesLPw(UserManagerService userManager, final int userHandle) { 22214 final boolean DEBUG_CLEAN_APKS = false; 22215 int [] users = userManager.getUserIds(); 22216 Iterator<PackageSetting> psit = mSettings.mPackages.values().iterator(); 22217 while (psit.hasNext()) { 22218 PackageSetting ps = psit.next(); 22219 if (ps.pkg == null) { 22220 continue; 22221 } 22222 final String packageName = ps.pkg.packageName; 22223 // Skip over if system app 22224 if ((ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) != 0) { 22225 continue; 22226 } 22227 if (DEBUG_CLEAN_APKS) { 22228 Slog.i(TAG, "Checking package " + packageName); 22229 } 22230 boolean keep = shouldKeepUninstalledPackageLPr(packageName); 22231 if (keep) { 22232 if (DEBUG_CLEAN_APKS) { 22233 Slog.i(TAG, " Keeping package " + packageName + " - requested by DO"); 22234 } 22235 } else { 22236 for (int i = 0; i < users.length; i++) { 22237 if (users[i] != userHandle && ps.getInstalled(users[i])) { 22238 keep = true; 22239 if (DEBUG_CLEAN_APKS) { 22240 Slog.i(TAG, " Keeping package " + packageName + " for user " 22241 + users[i]); 22242 } 22243 break; 22244 } 22245 } 22246 } 22247 if (!keep) { 22248 if (DEBUG_CLEAN_APKS) { 22249 Slog.i(TAG, " Removing package " + packageName); 22250 } 22251 mHandler.post(new Runnable() { 22252 public void run() { 22253 deletePackageX(packageName, PackageManager.VERSION_CODE_HIGHEST, 22254 userHandle, 0); 22255 } //end run 22256 }); 22257 } 22258 } 22259 } 22260 22261 /** Called by UserManagerService */ 22262 void createNewUser(int userId, String[] disallowedPackages) { 22263 synchronized (mInstallLock) { 22264 mSettings.createNewUserLI(this, mInstaller, userId, disallowedPackages); 22265 } 22266 synchronized (mPackages) { 22267 scheduleWritePackageRestrictionsLocked(userId); 22268 scheduleWritePackageListLocked(userId); 22269 applyFactoryDefaultBrowserLPw(userId); 22270 primeDomainVerificationsLPw(userId); 22271 } 22272 } 22273 22274 void onNewUserCreated(final int userId) { 22275 mDefaultPermissionPolicy.grantDefaultPermissions(userId); 22276 // If permission review for legacy apps is required, we represent 22277 // dagerous permissions for such apps as always granted runtime 22278 // permissions to keep per user flag state whether review is needed. 22279 // Hence, if a new user is added we have to propagate dangerous 22280 // permission grants for these legacy apps. 22281 if (mPermissionReviewRequired) { 22282 updatePermissionsLPw(null, null, UPDATE_PERMISSIONS_ALL 22283 | UPDATE_PERMISSIONS_REPLACE_ALL); 22284 } 22285 } 22286 22287 @Override 22288 public VerifierDeviceIdentity getVerifierDeviceIdentity() throws RemoteException { 22289 mContext.enforceCallingOrSelfPermission( 22290 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 22291 "Only package verification agents can read the verifier device identity"); 22292 22293 synchronized (mPackages) { 22294 return mSettings.getVerifierDeviceIdentityLPw(); 22295 } 22296 } 22297 22298 @Override 22299 public void setPermissionEnforced(String permission, boolean enforced) { 22300 // TODO: Now that we no longer change GID for storage, this should to away. 22301 mContext.enforceCallingOrSelfPermission(Manifest.permission.GRANT_RUNTIME_PERMISSIONS, 22302 "setPermissionEnforced"); 22303 if (READ_EXTERNAL_STORAGE.equals(permission)) { 22304 synchronized (mPackages) { 22305 if (mSettings.mReadExternalStorageEnforced == null 22306 || mSettings.mReadExternalStorageEnforced != enforced) { 22307 mSettings.mReadExternalStorageEnforced = enforced; 22308 mSettings.writeLPr(); 22309 } 22310 } 22311 // kill any non-foreground processes so we restart them and 22312 // grant/revoke the GID. 22313 final IActivityManager am = ActivityManager.getService(); 22314 if (am != null) { 22315 final long token = Binder.clearCallingIdentity(); 22316 try { 22317 am.killProcessesBelowForeground("setPermissionEnforcement"); 22318 } catch (RemoteException e) { 22319 } finally { 22320 Binder.restoreCallingIdentity(token); 22321 } 22322 } 22323 } else { 22324 throw new IllegalArgumentException("No selective enforcement for " + permission); 22325 } 22326 } 22327 22328 @Override 22329 @Deprecated 22330 public boolean isPermissionEnforced(String permission) { 22331 return true; 22332 } 22333 22334 @Override 22335 public boolean isStorageLow() { 22336 final long token = Binder.clearCallingIdentity(); 22337 try { 22338 final DeviceStorageMonitorInternal 22339 dsm = LocalServices.getService(DeviceStorageMonitorInternal.class); 22340 if (dsm != null) { 22341 return dsm.isMemoryLow(); 22342 } else { 22343 return false; 22344 } 22345 } finally { 22346 Binder.restoreCallingIdentity(token); 22347 } 22348 } 22349 22350 @Override 22351 public IPackageInstaller getPackageInstaller() { 22352 return mInstallerService; 22353 } 22354 22355 private boolean userNeedsBadging(int userId) { 22356 int index = mUserNeedsBadging.indexOfKey(userId); 22357 if (index < 0) { 22358 final UserInfo userInfo; 22359 final long token = Binder.clearCallingIdentity(); 22360 try { 22361 userInfo = sUserManager.getUserInfo(userId); 22362 } finally { 22363 Binder.restoreCallingIdentity(token); 22364 } 22365 final boolean b; 22366 if (userInfo != null && userInfo.isManagedProfile()) { 22367 b = true; 22368 } else { 22369 b = false; 22370 } 22371 mUserNeedsBadging.put(userId, b); 22372 return b; 22373 } 22374 return mUserNeedsBadging.valueAt(index); 22375 } 22376 22377 @Override 22378 public KeySet getKeySetByAlias(String packageName, String alias) { 22379 if (packageName == null || alias == null) { 22380 return null; 22381 } 22382 synchronized(mPackages) { 22383 final PackageParser.Package pkg = mPackages.get(packageName); 22384 if (pkg == null) { 22385 Slog.w(TAG, "KeySet requested for unknown package: " + packageName); 22386 throw new IllegalArgumentException("Unknown package: " + packageName); 22387 } 22388 KeySetManagerService ksms = mSettings.mKeySetManagerService; 22389 return new KeySet(ksms.getKeySetByAliasAndPackageNameLPr(packageName, alias)); 22390 } 22391 } 22392 22393 @Override 22394 public KeySet getSigningKeySet(String packageName) { 22395 if (packageName == null) { 22396 return null; 22397 } 22398 synchronized(mPackages) { 22399 final PackageParser.Package pkg = mPackages.get(packageName); 22400 if (pkg == null) { 22401 Slog.w(TAG, "KeySet requested for unknown package: " + packageName); 22402 throw new IllegalArgumentException("Unknown package: " + packageName); 22403 } 22404 if (pkg.applicationInfo.uid != Binder.getCallingUid() 22405 && Process.SYSTEM_UID != Binder.getCallingUid()) { 22406 throw new SecurityException("May not access signing KeySet of other apps."); 22407 } 22408 KeySetManagerService ksms = mSettings.mKeySetManagerService; 22409 return new KeySet(ksms.getSigningKeySetByPackageNameLPr(packageName)); 22410 } 22411 } 22412 22413 @Override 22414 public boolean isPackageSignedByKeySet(String packageName, KeySet ks) { 22415 if (packageName == null || ks == null) { 22416 return false; 22417 } 22418 synchronized(mPackages) { 22419 final PackageParser.Package pkg = mPackages.get(packageName); 22420 if (pkg == null) { 22421 Slog.w(TAG, "KeySet requested for unknown package: " + packageName); 22422 throw new IllegalArgumentException("Unknown package: " + packageName); 22423 } 22424 IBinder ksh = ks.getToken(); 22425 if (ksh instanceof KeySetHandle) { 22426 KeySetManagerService ksms = mSettings.mKeySetManagerService; 22427 return ksms.packageIsSignedByLPr(packageName, (KeySetHandle) ksh); 22428 } 22429 return false; 22430 } 22431 } 22432 22433 @Override 22434 public boolean isPackageSignedByKeySetExactly(String packageName, KeySet ks) { 22435 if (packageName == null || ks == null) { 22436 return false; 22437 } 22438 synchronized(mPackages) { 22439 final PackageParser.Package pkg = mPackages.get(packageName); 22440 if (pkg == null) { 22441 Slog.w(TAG, "KeySet requested for unknown package: " + packageName); 22442 throw new IllegalArgumentException("Unknown package: " + packageName); 22443 } 22444 IBinder ksh = ks.getToken(); 22445 if (ksh instanceof KeySetHandle) { 22446 KeySetManagerService ksms = mSettings.mKeySetManagerService; 22447 return ksms.packageIsSignedByExactlyLPr(packageName, (KeySetHandle) ksh); 22448 } 22449 return false; 22450 } 22451 } 22452 22453 private void deletePackageIfUnusedLPr(final String packageName) { 22454 PackageSetting ps = mSettings.mPackages.get(packageName); 22455 if (ps == null) { 22456 return; 22457 } 22458 if (!ps.isAnyInstalled(sUserManager.getUserIds())) { 22459 // TODO Implement atomic delete if package is unused 22460 // It is currently possible that the package will be deleted even if it is installed 22461 // after this method returns. 22462 mHandler.post(new Runnable() { 22463 public void run() { 22464 deletePackageX(packageName, PackageManager.VERSION_CODE_HIGHEST, 22465 0, PackageManager.DELETE_ALL_USERS); 22466 } 22467 }); 22468 } 22469 } 22470 22471 /** 22472 * Check and throw if the given before/after packages would be considered a 22473 * downgrade. 22474 */ 22475 private static void checkDowngrade(PackageParser.Package before, PackageInfoLite after) 22476 throws PackageManagerException { 22477 if (after.versionCode < before.mVersionCode) { 22478 throw new PackageManagerException(INSTALL_FAILED_VERSION_DOWNGRADE, 22479 "Update version code " + after.versionCode + " is older than current " 22480 + before.mVersionCode); 22481 } else if (after.versionCode == before.mVersionCode) { 22482 if (after.baseRevisionCode < before.baseRevisionCode) { 22483 throw new PackageManagerException(INSTALL_FAILED_VERSION_DOWNGRADE, 22484 "Update base revision code " + after.baseRevisionCode 22485 + " is older than current " + before.baseRevisionCode); 22486 } 22487 22488 if (!ArrayUtils.isEmpty(after.splitNames)) { 22489 for (int i = 0; i < after.splitNames.length; i++) { 22490 final String splitName = after.splitNames[i]; 22491 final int j = ArrayUtils.indexOf(before.splitNames, splitName); 22492 if (j != -1) { 22493 if (after.splitRevisionCodes[i] < before.splitRevisionCodes[j]) { 22494 throw new PackageManagerException(INSTALL_FAILED_VERSION_DOWNGRADE, 22495 "Update split " + splitName + " revision code " 22496 + after.splitRevisionCodes[i] + " is older than current " 22497 + before.splitRevisionCodes[j]); 22498 } 22499 } 22500 } 22501 } 22502 } 22503 } 22504 22505 private static class MoveCallbacks extends Handler { 22506 private static final int MSG_CREATED = 1; 22507 private static final int MSG_STATUS_CHANGED = 2; 22508 22509 private final RemoteCallbackList<IPackageMoveObserver> 22510 mCallbacks = new RemoteCallbackList<>(); 22511 22512 private final SparseIntArray mLastStatus = new SparseIntArray(); 22513 22514 public MoveCallbacks(Looper looper) { 22515 super(looper); 22516 } 22517 22518 public void register(IPackageMoveObserver callback) { 22519 mCallbacks.register(callback); 22520 } 22521 22522 public void unregister(IPackageMoveObserver callback) { 22523 mCallbacks.unregister(callback); 22524 } 22525 22526 @Override 22527 public void handleMessage(Message msg) { 22528 final SomeArgs args = (SomeArgs) msg.obj; 22529 final int n = mCallbacks.beginBroadcast(); 22530 for (int i = 0; i < n; i++) { 22531 final IPackageMoveObserver callback = mCallbacks.getBroadcastItem(i); 22532 try { 22533 invokeCallback(callback, msg.what, args); 22534 } catch (RemoteException ignored) { 22535 } 22536 } 22537 mCallbacks.finishBroadcast(); 22538 args.recycle(); 22539 } 22540 22541 private void invokeCallback(IPackageMoveObserver callback, int what, SomeArgs args) 22542 throws RemoteException { 22543 switch (what) { 22544 case MSG_CREATED: { 22545 callback.onCreated(args.argi1, (Bundle) args.arg2); 22546 break; 22547 } 22548 case MSG_STATUS_CHANGED: { 22549 callback.onStatusChanged(args.argi1, args.argi2, (long) args.arg3); 22550 break; 22551 } 22552 } 22553 } 22554 22555 private void notifyCreated(int moveId, Bundle extras) { 22556 Slog.v(TAG, "Move " + moveId + " created " + extras.toString()); 22557 22558 final SomeArgs args = SomeArgs.obtain(); 22559 args.argi1 = moveId; 22560 args.arg2 = extras; 22561 obtainMessage(MSG_CREATED, args).sendToTarget(); 22562 } 22563 22564 private void notifyStatusChanged(int moveId, int status) { 22565 notifyStatusChanged(moveId, status, -1); 22566 } 22567 22568 private void notifyStatusChanged(int moveId, int status, long estMillis) { 22569 Slog.v(TAG, "Move " + moveId + " status " + status); 22570 22571 final SomeArgs args = SomeArgs.obtain(); 22572 args.argi1 = moveId; 22573 args.argi2 = status; 22574 args.arg3 = estMillis; 22575 obtainMessage(MSG_STATUS_CHANGED, args).sendToTarget(); 22576 22577 synchronized (mLastStatus) { 22578 mLastStatus.put(moveId, status); 22579 } 22580 } 22581 } 22582 22583 private final static class OnPermissionChangeListeners extends Handler { 22584 private static final int MSG_ON_PERMISSIONS_CHANGED = 1; 22585 22586 private final RemoteCallbackList<IOnPermissionsChangeListener> mPermissionListeners = 22587 new RemoteCallbackList<>(); 22588 22589 public OnPermissionChangeListeners(Looper looper) { 22590 super(looper); 22591 } 22592 22593 @Override 22594 public void handleMessage(Message msg) { 22595 switch (msg.what) { 22596 case MSG_ON_PERMISSIONS_CHANGED: { 22597 final int uid = msg.arg1; 22598 handleOnPermissionsChanged(uid); 22599 } break; 22600 } 22601 } 22602 22603 public void addListenerLocked(IOnPermissionsChangeListener listener) { 22604 mPermissionListeners.register(listener); 22605 22606 } 22607 22608 public void removeListenerLocked(IOnPermissionsChangeListener listener) { 22609 mPermissionListeners.unregister(listener); 22610 } 22611 22612 public void onPermissionsChanged(int uid) { 22613 if (mPermissionListeners.getRegisteredCallbackCount() > 0) { 22614 obtainMessage(MSG_ON_PERMISSIONS_CHANGED, uid, 0).sendToTarget(); 22615 } 22616 } 22617 22618 private void handleOnPermissionsChanged(int uid) { 22619 final int count = mPermissionListeners.beginBroadcast(); 22620 try { 22621 for (int i = 0; i < count; i++) { 22622 IOnPermissionsChangeListener callback = mPermissionListeners 22623 .getBroadcastItem(i); 22624 try { 22625 callback.onPermissionsChanged(uid); 22626 } catch (RemoteException e) { 22627 Log.e(TAG, "Permission listener is dead", e); 22628 } 22629 } 22630 } finally { 22631 mPermissionListeners.finishBroadcast(); 22632 } 22633 } 22634 } 22635 22636 private class PackageManagerInternalImpl extends PackageManagerInternal { 22637 @Override 22638 public void setLocationPackagesProvider(PackagesProvider provider) { 22639 synchronized (mPackages) { 22640 mDefaultPermissionPolicy.setLocationPackagesProviderLPw(provider); 22641 } 22642 } 22643 22644 @Override 22645 public void setVoiceInteractionPackagesProvider(PackagesProvider provider) { 22646 synchronized (mPackages) { 22647 mDefaultPermissionPolicy.setVoiceInteractionPackagesProviderLPw(provider); 22648 } 22649 } 22650 22651 @Override 22652 public void setSmsAppPackagesProvider(PackagesProvider provider) { 22653 synchronized (mPackages) { 22654 mDefaultPermissionPolicy.setSmsAppPackagesProviderLPw(provider); 22655 } 22656 } 22657 22658 @Override 22659 public void setDialerAppPackagesProvider(PackagesProvider provider) { 22660 synchronized (mPackages) { 22661 mDefaultPermissionPolicy.setDialerAppPackagesProviderLPw(provider); 22662 } 22663 } 22664 22665 @Override 22666 public void setSimCallManagerPackagesProvider(PackagesProvider provider) { 22667 synchronized (mPackages) { 22668 mDefaultPermissionPolicy.setSimCallManagerPackagesProviderLPw(provider); 22669 } 22670 } 22671 22672 @Override 22673 public void setSyncAdapterPackagesprovider(SyncAdapterPackagesProvider provider) { 22674 synchronized (mPackages) { 22675 mDefaultPermissionPolicy.setSyncAdapterPackagesProviderLPw(provider); 22676 } 22677 } 22678 22679 @Override 22680 public void grantDefaultPermissionsToDefaultSmsApp(String packageName, int userId) { 22681 synchronized (mPackages) { 22682 mDefaultPermissionPolicy.grantDefaultPermissionsToDefaultSmsAppLPr( 22683 packageName, userId); 22684 } 22685 } 22686 22687 @Override 22688 public void grantDefaultPermissionsToDefaultDialerApp(String packageName, int userId) { 22689 synchronized (mPackages) { 22690 mSettings.setDefaultDialerPackageNameLPw(packageName, userId); 22691 mDefaultPermissionPolicy.grantDefaultPermissionsToDefaultDialerAppLPr( 22692 packageName, userId); 22693 } 22694 } 22695 22696 @Override 22697 public void grantDefaultPermissionsToDefaultSimCallManager(String packageName, int userId) { 22698 synchronized (mPackages) { 22699 mDefaultPermissionPolicy.grantDefaultPermissionsToDefaultSimCallManagerLPr( 22700 packageName, userId); 22701 } 22702 } 22703 22704 @Override 22705 public void setKeepUninstalledPackages(final List<String> packageList) { 22706 Preconditions.checkNotNull(packageList); 22707 List<String> removedFromList = null; 22708 synchronized (mPackages) { 22709 if (mKeepUninstalledPackages != null) { 22710 final int packagesCount = mKeepUninstalledPackages.size(); 22711 for (int i = 0; i < packagesCount; i++) { 22712 String oldPackage = mKeepUninstalledPackages.get(i); 22713 if (packageList != null && packageList.contains(oldPackage)) { 22714 continue; 22715 } 22716 if (removedFromList == null) { 22717 removedFromList = new ArrayList<>(); 22718 } 22719 removedFromList.add(oldPackage); 22720 } 22721 } 22722 mKeepUninstalledPackages = new ArrayList<>(packageList); 22723 if (removedFromList != null) { 22724 final int removedCount = removedFromList.size(); 22725 for (int i = 0; i < removedCount; i++) { 22726 deletePackageIfUnusedLPr(removedFromList.get(i)); 22727 } 22728 } 22729 } 22730 } 22731 22732 @Override 22733 public boolean isPermissionsReviewRequired(String packageName, int userId) { 22734 synchronized (mPackages) { 22735 // If we do not support permission review, done. 22736 if (!mPermissionReviewRequired) { 22737 return false; 22738 } 22739 22740 PackageSetting packageSetting = mSettings.mPackages.get(packageName); 22741 if (packageSetting == null) { 22742 return false; 22743 } 22744 22745 // Permission review applies only to apps not supporting the new permission model. 22746 if (packageSetting.pkg.applicationInfo.targetSdkVersion >= Build.VERSION_CODES.M) { 22747 return false; 22748 } 22749 22750 // Legacy apps have the permission and get user consent on launch. 22751 PermissionsState permissionsState = packageSetting.getPermissionsState(); 22752 return permissionsState.isPermissionReviewRequired(userId); 22753 } 22754 } 22755 22756 @Override 22757 public ApplicationInfo getApplicationInfo(String packageName, int userId) { 22758 return PackageManagerService.this.getApplicationInfo(packageName, 0 /*flags*/, userId); 22759 } 22760 22761 @Override 22762 public ComponentName getHomeActivitiesAsUser(List<ResolveInfo> allHomeCandidates, 22763 int userId) { 22764 return PackageManagerService.this.getHomeActivitiesAsUser(allHomeCandidates, userId); 22765 } 22766 22767 @Override 22768 public void setDeviceAndProfileOwnerPackages( 22769 int deviceOwnerUserId, String deviceOwnerPackage, 22770 SparseArray<String> profileOwnerPackages) { 22771 mProtectedPackages.setDeviceAndProfileOwnerPackages( 22772 deviceOwnerUserId, deviceOwnerPackage, profileOwnerPackages); 22773 } 22774 22775 @Override 22776 public boolean isPackageDataProtected(int userId, String packageName) { 22777 return mProtectedPackages.isPackageDataProtected(userId, packageName); 22778 } 22779 22780 @Override 22781 public boolean isPackageEphemeral(int userId, String packageName) { 22782 synchronized (mPackages) { 22783 PackageParser.Package p = mPackages.get(packageName); 22784 return p != null ? p.applicationInfo.isEphemeralApp() : false; 22785 } 22786 } 22787 22788 @Override 22789 public boolean wasPackageEverLaunched(String packageName, int userId) { 22790 synchronized (mPackages) { 22791 return mSettings.wasPackageEverLaunchedLPr(packageName, userId); 22792 } 22793 } 22794 22795 @Override 22796 public void grantRuntimePermission(String packageName, String name, int userId, 22797 boolean overridePolicy) { 22798 PackageManagerService.this.grantRuntimePermission(packageName, name, userId, 22799 overridePolicy); 22800 } 22801 22802 @Override 22803 public void revokeRuntimePermission(String packageName, String name, int userId, 22804 boolean overridePolicy) { 22805 PackageManagerService.this.revokeRuntimePermission(packageName, name, userId, 22806 overridePolicy); 22807 } 22808 22809 @Override 22810 public String getNameForUid(int uid) { 22811 return PackageManagerService.this.getNameForUid(uid); 22812 } 22813 22814 @Override 22815 public void requestEphemeralResolutionPhaseTwo(EphemeralResponse responseObj, 22816 Intent origIntent, String resolvedType, Intent launchIntent, 22817 String callingPackage, int userId) { 22818 PackageManagerService.this.requestEphemeralResolutionPhaseTwo( 22819 responseObj, origIntent, resolvedType, launchIntent, callingPackage, userId); 22820 } 22821 22822 @Override 22823 public void grantEphemeralAccess(int userId, Intent intent, 22824 int targetAppId, int ephemeralAppId) { 22825 synchronized (mPackages) { 22826 mEphemeralApplicationRegistry.grantEphemeralAccessLPw(userId, intent, 22827 targetAppId, ephemeralAppId); 22828 } 22829 } 22830 22831 public String getSetupWizardPackageName() { 22832 return mSetupWizardPackage; 22833 } 22834 } 22835 22836 @Override 22837 public void grantDefaultPermissionsToEnabledCarrierApps(String[] packageNames, int userId) { 22838 enforceSystemOrPhoneCaller("grantPermissionsToEnabledCarrierApps"); 22839 synchronized (mPackages) { 22840 final long identity = Binder.clearCallingIdentity(); 22841 try { 22842 mDefaultPermissionPolicy.grantDefaultPermissionsToEnabledCarrierAppsLPr( 22843 packageNames, userId); 22844 } finally { 22845 Binder.restoreCallingIdentity(identity); 22846 } 22847 } 22848 } 22849 22850 private static void enforceSystemOrPhoneCaller(String tag) { 22851 int callingUid = Binder.getCallingUid(); 22852 if (callingUid != Process.PHONE_UID && callingUid != Process.SYSTEM_UID) { 22853 throw new SecurityException( 22854 "Cannot call " + tag + " from UID " + callingUid); 22855 } 22856 } 22857 22858 boolean isHistoricalPackageUsageAvailable() { 22859 return mPackageUsage.isHistoricalPackageUsageAvailable(); 22860 } 22861 22862 /** 22863 * Return a <b>copy</b> of the collection of packages known to the package manager. 22864 * @return A copy of the values of mPackages. 22865 */ 22866 Collection<PackageParser.Package> getPackages() { 22867 synchronized (mPackages) { 22868 return new ArrayList<>(mPackages.values()); 22869 } 22870 } 22871 22872 /** 22873 * Logs process start information (including base APK hash) to the security log. 22874 * @hide 22875 */ 22876 public void logAppProcessStartIfNeeded(String processName, int uid, String seinfo, 22877 String apkFile, int pid) { 22878 if (!SecurityLog.isLoggingEnabled()) { 22879 return; 22880 } 22881 Bundle data = new Bundle(); 22882 data.putLong("startTimestamp", System.currentTimeMillis()); 22883 data.putString("processName", processName); 22884 data.putInt("uid", uid); 22885 data.putString("seinfo", seinfo); 22886 data.putString("apkFile", apkFile); 22887 data.putInt("pid", pid); 22888 Message msg = mProcessLoggingHandler.obtainMessage( 22889 ProcessLoggingHandler.LOG_APP_PROCESS_START_MSG); 22890 msg.setData(data); 22891 mProcessLoggingHandler.sendMessage(msg); 22892 } 22893 22894 public CompilerStats.PackageStats getCompilerPackageStats(String pkgName) { 22895 return mCompilerStats.getPackageStats(pkgName); 22896 } 22897 22898 public CompilerStats.PackageStats getOrCreateCompilerPackageStats(PackageParser.Package pkg) { 22899 return getOrCreateCompilerPackageStats(pkg.packageName); 22900 } 22901 22902 public CompilerStats.PackageStats getOrCreateCompilerPackageStats(String pkgName) { 22903 return mCompilerStats.getOrCreatePackageStats(pkgName); 22904 } 22905 22906 public void deleteCompilerPackageStats(String pkgName) { 22907 mCompilerStats.deletePackageStats(pkgName); 22908 } 22909 22910 @Override 22911 public int getInstallReason(String packageName, int userId) { 22912 enforceCrossUserPermission(Binder.getCallingUid(), userId, 22913 true /* requireFullPermission */, false /* checkShell */, 22914 "get install reason"); 22915 synchronized (mPackages) { 22916 final PackageSetting ps = mSettings.mPackages.get(packageName); 22917 if (ps != null) { 22918 return ps.getInstallReason(userId); 22919 } 22920 } 22921 return PackageManager.INSTALL_REASON_UNKNOWN; 22922 } 22923} 22924