PackageManagerService.java revision 096d304ae3d85c1bfcda1a1d9cd4eb13d0815500
1/* 2 * Copyright (C) 2006 The Android Open Source Project 3 * 4 * Licensed under the Apache License, Version 2.0 (the "License"); 5 * you may not use this file except in compliance with the License. 6 * You may obtain a copy of the License at 7 * 8 * http://www.apache.org/licenses/LICENSE-2.0 9 * 10 * Unless required by applicable law or agreed to in writing, software 11 * distributed under the License is distributed on an "AS IS" BASIS, 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13 * See the License for the specific language governing permissions and 14 * limitations under the License. 15 */ 16 17package com.android.server.pm; 18 19import static android.Manifest.permission.DELETE_PACKAGES; 20import static android.Manifest.permission.INSTALL_PACKAGES; 21import static android.Manifest.permission.READ_EXTERNAL_STORAGE; 22import static android.Manifest.permission.REQUEST_DELETE_PACKAGES; 23import static android.Manifest.permission.REQUEST_INSTALL_PACKAGES; 24import static android.Manifest.permission.WRITE_EXTERNAL_STORAGE; 25import static android.Manifest.permission.WRITE_MEDIA_STORAGE; 26import static android.content.pm.PackageManager.COMPONENT_ENABLED_STATE_DEFAULT; 27import static android.content.pm.PackageManager.COMPONENT_ENABLED_STATE_DISABLED; 28import static android.content.pm.PackageManager.COMPONENT_ENABLED_STATE_DISABLED_UNTIL_USED; 29import static android.content.pm.PackageManager.COMPONENT_ENABLED_STATE_DISABLED_USER; 30import static android.content.pm.PackageManager.COMPONENT_ENABLED_STATE_ENABLED; 31import static android.content.pm.PackageManager.DELETE_KEEP_DATA; 32import static android.content.pm.PackageManager.FLAG_PERMISSION_GRANTED_BY_DEFAULT; 33import static android.content.pm.PackageManager.FLAG_PERMISSION_POLICY_FIXED; 34import static android.content.pm.PackageManager.FLAG_PERMISSION_REVIEW_REQUIRED; 35import static android.content.pm.PackageManager.FLAG_PERMISSION_REVOKE_ON_UPGRADE; 36import static android.content.pm.PackageManager.FLAG_PERMISSION_SYSTEM_FIXED; 37import static android.content.pm.PackageManager.FLAG_PERMISSION_USER_FIXED; 38import static android.content.pm.PackageManager.FLAG_PERMISSION_USER_SET; 39import static android.content.pm.PackageManager.INSTALL_EXTERNAL; 40import static android.content.pm.PackageManager.INSTALL_FAILED_ALREADY_EXISTS; 41import static android.content.pm.PackageManager.INSTALL_FAILED_CONFLICTING_PROVIDER; 42import static android.content.pm.PackageManager.INSTALL_FAILED_DUPLICATE_PACKAGE; 43import static android.content.pm.PackageManager.INSTALL_FAILED_DUPLICATE_PERMISSION; 44import static android.content.pm.PackageManager.INSTALL_FAILED_EPHEMERAL_INVALID; 45import static android.content.pm.PackageManager.INSTALL_FAILED_INSUFFICIENT_STORAGE; 46import static android.content.pm.PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 47import static android.content.pm.PackageManager.INSTALL_FAILED_INVALID_APK; 48import static android.content.pm.PackageManager.INSTALL_FAILED_INVALID_INSTALL_LOCATION; 49import static android.content.pm.PackageManager.INSTALL_FAILED_MISSING_SHARED_LIBRARY; 50import static android.content.pm.PackageManager.INSTALL_FAILED_PACKAGE_CHANGED; 51import static android.content.pm.PackageManager.INSTALL_FAILED_REPLACE_COULDNT_DELETE; 52import static android.content.pm.PackageManager.INSTALL_FAILED_SHARED_USER_INCOMPATIBLE; 53import static android.content.pm.PackageManager.INSTALL_FAILED_TEST_ONLY; 54import static android.content.pm.PackageManager.INSTALL_FAILED_UPDATE_INCOMPATIBLE; 55import static android.content.pm.PackageManager.INSTALL_FAILED_USER_RESTRICTED; 56import static android.content.pm.PackageManager.INSTALL_FAILED_VERSION_DOWNGRADE; 57import static android.content.pm.PackageManager.INSTALL_FORWARD_LOCK; 58import static android.content.pm.PackageManager.INSTALL_INTERNAL; 59import static android.content.pm.PackageManager.INSTALL_PARSE_FAILED_INCONSISTENT_CERTIFICATES; 60import static android.content.pm.PackageManager.INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS; 61import static android.content.pm.PackageManager.INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS_ASK; 62import static android.content.pm.PackageManager.INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK; 63import static android.content.pm.PackageManager.INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER; 64import static android.content.pm.PackageManager.INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED; 65import static android.content.pm.PackageManager.MATCH_ALL; 66import static android.content.pm.PackageManager.MATCH_ANY_USER; 67import static android.content.pm.PackageManager.MATCH_DEBUG_TRIAGED_MISSING; 68import static android.content.pm.PackageManager.MATCH_DIRECT_BOOT_AWARE; 69import static android.content.pm.PackageManager.MATCH_DIRECT_BOOT_UNAWARE; 70import static android.content.pm.PackageManager.MATCH_DISABLED_COMPONENTS; 71import static android.content.pm.PackageManager.MATCH_FACTORY_ONLY; 72import static android.content.pm.PackageManager.MATCH_KNOWN_PACKAGES; 73import static android.content.pm.PackageManager.MATCH_SYSTEM_ONLY; 74import static android.content.pm.PackageManager.MATCH_UNINSTALLED_PACKAGES; 75import static android.content.pm.PackageManager.MOVE_FAILED_3RD_PARTY_NOT_ALLOWED_ON_INTERNAL; 76import static android.content.pm.PackageManager.MOVE_FAILED_DEVICE_ADMIN; 77import static android.content.pm.PackageManager.MOVE_FAILED_DOESNT_EXIST; 78import static android.content.pm.PackageManager.MOVE_FAILED_INTERNAL_ERROR; 79import static android.content.pm.PackageManager.MOVE_FAILED_OPERATION_PENDING; 80import static android.content.pm.PackageManager.MOVE_FAILED_SYSTEM_PACKAGE; 81import static android.content.pm.PackageManager.PERMISSION_DENIED; 82import static android.content.pm.PackageManager.PERMISSION_GRANTED; 83import static android.content.pm.PackageParser.PARSE_IS_PRIVILEGED; 84import static android.content.pm.PackageParser.isApkFile; 85import static android.os.Trace.TRACE_TAG_PACKAGE_MANAGER; 86import static android.system.OsConstants.O_CREAT; 87import static android.system.OsConstants.O_RDWR; 88import static com.android.internal.app.IntentForwarderActivity.FORWARD_INTENT_TO_MANAGED_PROFILE; 89import static com.android.internal.app.IntentForwarderActivity.FORWARD_INTENT_TO_PARENT; 90import static com.android.internal.content.NativeLibraryHelper.LIB64_DIR_NAME; 91import static com.android.internal.content.NativeLibraryHelper.LIB_DIR_NAME; 92import static com.android.internal.util.ArrayUtils.appendInt; 93import static com.android.server.pm.Installer.DEXOPT_PUBLIC; 94import static com.android.server.pm.InstructionSets.getAppDexInstructionSets; 95import static com.android.server.pm.InstructionSets.getDexCodeInstructionSet; 96import static com.android.server.pm.InstructionSets.getDexCodeInstructionSets; 97import static com.android.server.pm.InstructionSets.getPreferredInstructionSet; 98import static com.android.server.pm.InstructionSets.getPrimaryInstructionSet; 99import static com.android.server.pm.PackageManagerServiceCompilerMapping.getCompilerFilterForReason; 100import static com.android.server.pm.PackageManagerServiceCompilerMapping.getFullCompilerFilter; 101import static com.android.server.pm.PackageManagerServiceCompilerMapping.getNonProfileGuidedCompilerFilter; 102import static com.android.server.pm.PermissionsState.PERMISSION_OPERATION_FAILURE; 103import static com.android.server.pm.PermissionsState.PERMISSION_OPERATION_SUCCESS; 104import static com.android.server.pm.PermissionsState.PERMISSION_OPERATION_SUCCESS_GIDS_CHANGED; 105 106import android.Manifest; 107import android.annotation.NonNull; 108import android.annotation.Nullable; 109import android.app.ActivityManager; 110import android.app.AppOpsManager; 111import android.app.IActivityManager; 112import android.app.ResourcesManager; 113import android.app.admin.IDevicePolicyManager; 114import android.app.admin.SecurityLog; 115import android.app.backup.IBackupManager; 116import android.content.BroadcastReceiver; 117import android.content.ComponentName; 118import android.content.ContentResolver; 119import android.content.Context; 120import android.content.IIntentReceiver; 121import android.content.Intent; 122import android.content.IntentFilter; 123import android.content.IntentSender; 124import android.content.IntentSender.SendIntentException; 125import android.content.ServiceConnection; 126import android.content.pm.ActivityInfo; 127import android.content.pm.ApplicationInfo; 128import android.content.pm.AppsQueryHelper; 129import android.content.pm.ComponentInfo; 130import android.content.pm.InstantAppInfo; 131import android.content.pm.EphemeralRequest; 132import android.content.pm.EphemeralResolveInfo; 133import android.content.pm.EphemeralResponse; 134import android.content.pm.FallbackCategoryProvider; 135import android.content.pm.FeatureInfo; 136import android.content.pm.IOnPermissionsChangeListener; 137import android.content.pm.IPackageDataObserver; 138import android.content.pm.IPackageDeleteObserver; 139import android.content.pm.IPackageDeleteObserver2; 140import android.content.pm.IPackageInstallObserver2; 141import android.content.pm.IPackageInstaller; 142import android.content.pm.IPackageManager; 143import android.content.pm.IPackageMoveObserver; 144import android.content.pm.IPackageStatsObserver; 145import android.content.pm.InstrumentationInfo; 146import android.content.pm.IntentFilterVerificationInfo; 147import android.content.pm.KeySet; 148import android.content.pm.PackageCleanItem; 149import android.content.pm.PackageInfo; 150import android.content.pm.PackageInfoLite; 151import android.content.pm.PackageInstaller; 152import android.content.pm.PackageManager; 153import android.content.pm.PackageManager.LegacyPackageDeleteObserver; 154import android.content.pm.PackageManagerInternal; 155import android.content.pm.PackageParser; 156import android.content.pm.PackageParser.ActivityIntentInfo; 157import android.content.pm.PackageParser.PackageLite; 158import android.content.pm.PackageParser.PackageParserException; 159import android.content.pm.PackageStats; 160import android.content.pm.PackageUserState; 161import android.content.pm.ParceledListSlice; 162import android.content.pm.PermissionGroupInfo; 163import android.content.pm.PermissionInfo; 164import android.content.pm.ProviderInfo; 165import android.content.pm.ResolveInfo; 166import android.content.pm.ServiceInfo; 167import android.content.pm.SharedLibraryInfo; 168import android.content.pm.Signature; 169import android.content.pm.UserInfo; 170import android.content.pm.VerifierDeviceIdentity; 171import android.content.pm.VerifierInfo; 172import android.content.pm.VersionedPackage; 173import android.content.res.Resources; 174import android.graphics.Bitmap; 175import android.hardware.display.DisplayManager; 176import android.net.Uri; 177import android.os.Binder; 178import android.os.Build; 179import android.os.Bundle; 180import android.os.Debug; 181import android.os.Environment; 182import android.os.Environment.UserEnvironment; 183import android.os.FileUtils; 184import android.os.Handler; 185import android.os.IBinder; 186import android.os.Looper; 187import android.os.Message; 188import android.os.Parcel; 189import android.os.ParcelFileDescriptor; 190import android.os.PatternMatcher; 191import android.os.Process; 192import android.os.RemoteCallbackList; 193import android.os.RemoteException; 194import android.os.ResultReceiver; 195import android.os.SELinux; 196import android.os.ServiceManager; 197import android.os.ShellCallback; 198import android.os.SystemClock; 199import android.os.SystemProperties; 200import android.os.Trace; 201import android.os.UserHandle; 202import android.os.UserManager; 203import android.os.UserManagerInternal; 204import android.os.storage.IStorageManager; 205import android.os.storage.StorageManagerInternal; 206import android.os.storage.StorageEventListener; 207import android.os.storage.StorageManager; 208import android.os.storage.VolumeInfo; 209import android.os.storage.VolumeRecord; 210import android.provider.Settings.Global; 211import android.provider.Settings.Secure; 212import android.security.KeyStore; 213import android.security.SystemKeyStore; 214import android.system.ErrnoException; 215import android.system.Os; 216import android.text.TextUtils; 217import android.text.format.DateUtils; 218import android.util.ArrayMap; 219import android.util.ArraySet; 220import android.util.Base64; 221import android.util.DisplayMetrics; 222import android.util.EventLog; 223import android.util.ExceptionUtils; 224import android.util.Log; 225import android.util.LogPrinter; 226import android.util.MathUtils; 227import android.util.PackageUtils; 228import android.util.Pair; 229import android.util.PrintStreamPrinter; 230import android.util.Slog; 231import android.util.SparseArray; 232import android.util.SparseBooleanArray; 233import android.util.SparseIntArray; 234import android.util.Xml; 235import android.util.jar.StrictJarFile; 236import android.view.Display; 237 238import com.android.internal.R; 239import com.android.internal.annotations.GuardedBy; 240import com.android.internal.app.IMediaContainerService; 241import com.android.internal.app.ResolverActivity; 242import com.android.internal.content.NativeLibraryHelper; 243import com.android.internal.content.PackageHelper; 244import com.android.internal.logging.MetricsLogger; 245import com.android.internal.logging.nano.MetricsProto.MetricsEvent; 246import com.android.internal.os.IParcelFileDescriptorFactory; 247import com.android.internal.os.RoSystemProperties; 248import com.android.internal.os.SomeArgs; 249import com.android.internal.os.Zygote; 250import com.android.internal.telephony.CarrierAppUtils; 251import com.android.internal.util.ArrayUtils; 252import com.android.internal.util.FastPrintWriter; 253import com.android.internal.util.FastXmlSerializer; 254import com.android.internal.util.IndentingPrintWriter; 255import com.android.internal.util.Preconditions; 256import com.android.internal.util.XmlUtils; 257import com.android.server.AttributeCache; 258import com.android.server.BackgroundDexOptJobService; 259import com.android.server.EventLogTags; 260import com.android.server.FgThread; 261import com.android.server.IntentResolver; 262import com.android.server.LocalServices; 263import com.android.server.ServiceThread; 264import com.android.server.SystemConfig; 265import com.android.server.Watchdog; 266import com.android.server.net.NetworkPolicyManagerInternal; 267import com.android.server.pm.Installer.InstallerException; 268import com.android.server.pm.PermissionsState.PermissionState; 269import com.android.server.pm.Settings.DatabaseVersion; 270import com.android.server.pm.Settings.VersionInfo; 271import com.android.server.pm.dex.DexManager; 272import com.android.server.storage.DeviceStorageMonitorInternal; 273 274import dalvik.system.CloseGuard; 275import dalvik.system.DexFile; 276import dalvik.system.VMRuntime; 277 278import libcore.io.IoUtils; 279import libcore.util.EmptyArray; 280 281import org.xmlpull.v1.XmlPullParser; 282import org.xmlpull.v1.XmlPullParserException; 283import org.xmlpull.v1.XmlSerializer; 284 285import java.io.BufferedOutputStream; 286import java.io.BufferedReader; 287import java.io.ByteArrayInputStream; 288import java.io.ByteArrayOutputStream; 289import java.io.File; 290import java.io.FileDescriptor; 291import java.io.FileInputStream; 292import java.io.FileNotFoundException; 293import java.io.FileOutputStream; 294import java.io.FileReader; 295import java.io.FilenameFilter; 296import java.io.IOException; 297import java.io.PrintWriter; 298import java.nio.charset.StandardCharsets; 299import java.security.DigestInputStream; 300import java.security.MessageDigest; 301import java.security.NoSuchAlgorithmException; 302import java.security.PublicKey; 303import java.security.SecureRandom; 304import java.security.cert.Certificate; 305import java.security.cert.CertificateEncodingException; 306import java.security.cert.CertificateException; 307import java.text.SimpleDateFormat; 308import java.util.ArrayList; 309import java.util.Arrays; 310import java.util.Collection; 311import java.util.Collections; 312import java.util.Comparator; 313import java.util.Date; 314import java.util.HashSet; 315import java.util.HashMap; 316import java.util.Iterator; 317import java.util.List; 318import java.util.Map; 319import java.util.Objects; 320import java.util.Set; 321import java.util.concurrent.CountDownLatch; 322import java.util.concurrent.TimeUnit; 323import java.util.concurrent.atomic.AtomicBoolean; 324import java.util.concurrent.atomic.AtomicInteger; 325 326/** 327 * Keep track of all those APKs everywhere. 328 * <p> 329 * Internally there are two important locks: 330 * <ul> 331 * <li>{@link #mPackages} is used to guard all in-memory parsed package details 332 * and other related state. It is a fine-grained lock that should only be held 333 * momentarily, as it's one of the most contended locks in the system. 334 * <li>{@link #mInstallLock} is used to guard all {@code installd} access, whose 335 * operations typically involve heavy lifting of application data on disk. Since 336 * {@code installd} is single-threaded, and it's operations can often be slow, 337 * this lock should never be acquired while already holding {@link #mPackages}. 338 * Conversely, it's safe to acquire {@link #mPackages} momentarily while already 339 * holding {@link #mInstallLock}. 340 * </ul> 341 * Many internal methods rely on the caller to hold the appropriate locks, and 342 * this contract is expressed through method name suffixes: 343 * <ul> 344 * <li>fooLI(): the caller must hold {@link #mInstallLock} 345 * <li>fooLIF(): the caller must hold {@link #mInstallLock} and the package 346 * being modified must be frozen 347 * <li>fooLPr(): the caller must hold {@link #mPackages} for reading 348 * <li>fooLPw(): the caller must hold {@link #mPackages} for writing 349 * </ul> 350 * <p> 351 * Because this class is very central to the platform's security; please run all 352 * CTS and unit tests whenever making modifications: 353 * 354 * <pre> 355 * $ runtest -c android.content.pm.PackageManagerTests frameworks-core 356 * $ cts-tradefed run commandAndExit cts -m CtsAppSecurityHostTestCases 357 * </pre> 358 */ 359public class PackageManagerService extends IPackageManager.Stub { 360 static final String TAG = "PackageManager"; 361 static final boolean DEBUG_SETTINGS = false; 362 static final boolean DEBUG_PREFERRED = false; 363 static final boolean DEBUG_UPGRADE = false; 364 static final boolean DEBUG_DOMAIN_VERIFICATION = false; 365 private static final boolean DEBUG_BACKUP = false; 366 private static final boolean DEBUG_INSTALL = false; 367 private static final boolean DEBUG_REMOVE = false; 368 private static final boolean DEBUG_BROADCASTS = false; 369 private static final boolean DEBUG_SHOW_INFO = false; 370 private static final boolean DEBUG_PACKAGE_INFO = false; 371 private static final boolean DEBUG_INTENT_MATCHING = false; 372 private static final boolean DEBUG_PACKAGE_SCANNING = false; 373 private static final boolean DEBUG_VERIFY = false; 374 private static final boolean DEBUG_FILTERS = false; 375 376 // Debug output for dexopting. This is shared between PackageManagerService, OtaDexoptService 377 // and PackageDexOptimizer. All these classes have their own flag to allow switching a single 378 // user, but by default initialize to this. 379 public static final boolean DEBUG_DEXOPT = false; 380 381 private static final boolean DEBUG_ABI_SELECTION = false; 382 private static final boolean DEBUG_EPHEMERAL = Build.IS_DEBUGGABLE; 383 private static final boolean DEBUG_TRIAGED_MISSING = false; 384 private static final boolean DEBUG_APP_DATA = false; 385 386 /** REMOVE. According to Svet, this was only used to reset permissions during development. */ 387 static final boolean CLEAR_RUNTIME_PERMISSIONS_ON_UPGRADE = false; 388 389 private static final boolean DISABLE_EPHEMERAL_APPS = false; 390 private static final boolean HIDE_EPHEMERAL_APIS = false; 391 392 private static final boolean ENABLE_QUOTA = 393 SystemProperties.getBoolean("persist.fw.quota", false); 394 395 private static final int RADIO_UID = Process.PHONE_UID; 396 private static final int LOG_UID = Process.LOG_UID; 397 private static final int NFC_UID = Process.NFC_UID; 398 private static final int BLUETOOTH_UID = Process.BLUETOOTH_UID; 399 private static final int SHELL_UID = Process.SHELL_UID; 400 401 // Cap the size of permission trees that 3rd party apps can define 402 private static final int MAX_PERMISSION_TREE_FOOTPRINT = 32768; // characters of text 403 404 // Suffix used during package installation when copying/moving 405 // package apks to install directory. 406 private static final String INSTALL_PACKAGE_SUFFIX = "-"; 407 408 static final int SCAN_NO_DEX = 1<<1; 409 static final int SCAN_FORCE_DEX = 1<<2; 410 static final int SCAN_UPDATE_SIGNATURE = 1<<3; 411 static final int SCAN_NEW_INSTALL = 1<<4; 412 static final int SCAN_UPDATE_TIME = 1<<5; 413 static final int SCAN_BOOTING = 1<<6; 414 static final int SCAN_TRUSTED_OVERLAY = 1<<7; 415 static final int SCAN_DELETE_DATA_ON_FAILURES = 1<<8; 416 static final int SCAN_REPLACING = 1<<9; 417 static final int SCAN_REQUIRE_KNOWN = 1<<10; 418 static final int SCAN_MOVE = 1<<11; 419 static final int SCAN_INITIAL = 1<<12; 420 static final int SCAN_CHECK_ONLY = 1<<13; 421 static final int SCAN_DONT_KILL_APP = 1<<14; 422 static final int SCAN_IGNORE_FROZEN = 1<<15; 423 static final int REMOVE_CHATTY = 1<<16; 424 static final int SCAN_FIRST_BOOT_OR_UPGRADE = 1<<17; 425 426 private static final String STATIC_SHARED_LIB_DELIMITER = "_"; 427 428 private static final int[] EMPTY_INT_ARRAY = new int[0]; 429 430 /** 431 * Timeout (in milliseconds) after which the watchdog should declare that 432 * our handler thread is wedged. The usual default for such things is one 433 * minute but we sometimes do very lengthy I/O operations on this thread, 434 * such as installing multi-gigabyte applications, so ours needs to be longer. 435 */ 436 private static final long WATCHDOG_TIMEOUT = 1000*60*10; // ten minutes 437 438 /** 439 * Wall-clock timeout (in milliseconds) after which we *require* that an fstrim 440 * be run on this device. We use the value in the Settings.Global.MANDATORY_FSTRIM_INTERVAL 441 * settings entry if available, otherwise we use the hardcoded default. If it's been 442 * more than this long since the last fstrim, we force one during the boot sequence. 443 * 444 * This backstops other fstrim scheduling: if the device is alive at midnight+idle, 445 * one gets run at the next available charging+idle time. This final mandatory 446 * no-fstrim check kicks in only of the other scheduling criteria is never met. 447 */ 448 private static final long DEFAULT_MANDATORY_FSTRIM_INTERVAL = 3 * DateUtils.DAY_IN_MILLIS; 449 450 /** 451 * Whether verification is enabled by default. 452 */ 453 private static final boolean DEFAULT_VERIFY_ENABLE = true; 454 455 /** 456 * The default maximum time to wait for the verification agent to return in 457 * milliseconds. 458 */ 459 private static final long DEFAULT_VERIFICATION_TIMEOUT = 10 * 1000; 460 461 /** 462 * The default response for package verification timeout. 463 * 464 * This can be either PackageManager.VERIFICATION_ALLOW or 465 * PackageManager.VERIFICATION_REJECT. 466 */ 467 private static final int DEFAULT_VERIFICATION_RESPONSE = PackageManager.VERIFICATION_ALLOW; 468 469 static final String PLATFORM_PACKAGE_NAME = "android"; 470 471 static final String DEFAULT_CONTAINER_PACKAGE = "com.android.defcontainer"; 472 473 static final ComponentName DEFAULT_CONTAINER_COMPONENT = new ComponentName( 474 DEFAULT_CONTAINER_PACKAGE, 475 "com.android.defcontainer.DefaultContainerService"); 476 477 private static final String KILL_APP_REASON_GIDS_CHANGED = 478 "permission grant or revoke changed gids"; 479 480 private static final String KILL_APP_REASON_PERMISSIONS_REVOKED = 481 "permissions revoked"; 482 483 private static final String PACKAGE_MIME_TYPE = "application/vnd.android.package-archive"; 484 485 private static final String PACKAGE_SCHEME = "package"; 486 487 private static final String VENDOR_OVERLAY_DIR = "/vendor/overlay"; 488 /** 489 * If VENDOR_OVERLAY_THEME_PROPERTY is set, search for runtime resource overlay APKs also in 490 * VENDOR_OVERLAY_DIR/<value of VENDOR_OVERLAY_THEME_PROPERTY> in addition to 491 * VENDOR_OVERLAY_DIR. 492 */ 493 private static final String VENDOR_OVERLAY_THEME_PROPERTY = "ro.boot.vendor.overlay.theme"; 494 /** 495 * Same as VENDOR_OVERLAY_THEME_PROPERTY, except persistent. If set will override whatever 496 * is in VENDOR_OVERLAY_THEME_PROPERTY. 497 */ 498 private static final String VENDOR_OVERLAY_THEME_PERSIST_PROPERTY 499 = "persist.vendor.overlay.theme"; 500 501 /** Permission grant: not grant the permission. */ 502 private static final int GRANT_DENIED = 1; 503 504 /** Permission grant: grant the permission as an install permission. */ 505 private static final int GRANT_INSTALL = 2; 506 507 /** Permission grant: grant the permission as a runtime one. */ 508 private static final int GRANT_RUNTIME = 3; 509 510 /** Permission grant: grant as runtime a permission that was granted as an install time one. */ 511 private static final int GRANT_UPGRADE = 4; 512 513 /** Canonical intent used to identify what counts as a "web browser" app */ 514 private static final Intent sBrowserIntent; 515 static { 516 sBrowserIntent = new Intent(); 517 sBrowserIntent.setAction(Intent.ACTION_VIEW); 518 sBrowserIntent.addCategory(Intent.CATEGORY_BROWSABLE); 519 sBrowserIntent.setData(Uri.parse("http:")); 520 } 521 522 /** 523 * The set of all protected actions [i.e. those actions for which a high priority 524 * intent filter is disallowed]. 525 */ 526 private static final Set<String> PROTECTED_ACTIONS = new ArraySet<>(); 527 static { 528 PROTECTED_ACTIONS.add(Intent.ACTION_SEND); 529 PROTECTED_ACTIONS.add(Intent.ACTION_SENDTO); 530 PROTECTED_ACTIONS.add(Intent.ACTION_SEND_MULTIPLE); 531 PROTECTED_ACTIONS.add(Intent.ACTION_VIEW); 532 } 533 534 // Compilation reasons. 535 public static final int REASON_FIRST_BOOT = 0; 536 public static final int REASON_BOOT = 1; 537 public static final int REASON_INSTALL = 2; 538 public static final int REASON_BACKGROUND_DEXOPT = 3; 539 public static final int REASON_AB_OTA = 4; 540 public static final int REASON_NON_SYSTEM_LIBRARY = 5; 541 public static final int REASON_SHARED_APK = 6; 542 public static final int REASON_FORCED_DEXOPT = 7; 543 public static final int REASON_CORE_APP = 8; 544 545 public static final int REASON_LAST = REASON_CORE_APP; 546 547 /** Special library name that skips shared libraries check during compilation. */ 548 private static final String SKIP_SHARED_LIBRARY_CHECK = "&"; 549 550 /** All dangerous permission names in the same order as the events in MetricsEvent */ 551 private static final List<String> ALL_DANGEROUS_PERMISSIONS = Arrays.asList( 552 Manifest.permission.READ_CALENDAR, 553 Manifest.permission.WRITE_CALENDAR, 554 Manifest.permission.CAMERA, 555 Manifest.permission.READ_CONTACTS, 556 Manifest.permission.WRITE_CONTACTS, 557 Manifest.permission.GET_ACCOUNTS, 558 Manifest.permission.ACCESS_FINE_LOCATION, 559 Manifest.permission.ACCESS_COARSE_LOCATION, 560 Manifest.permission.RECORD_AUDIO, 561 Manifest.permission.READ_PHONE_STATE, 562 Manifest.permission.CALL_PHONE, 563 Manifest.permission.READ_CALL_LOG, 564 Manifest.permission.WRITE_CALL_LOG, 565 Manifest.permission.ADD_VOICEMAIL, 566 Manifest.permission.USE_SIP, 567 Manifest.permission.PROCESS_OUTGOING_CALLS, 568 Manifest.permission.READ_CELL_BROADCASTS, 569 Manifest.permission.BODY_SENSORS, 570 Manifest.permission.SEND_SMS, 571 Manifest.permission.RECEIVE_SMS, 572 Manifest.permission.READ_SMS, 573 Manifest.permission.RECEIVE_WAP_PUSH, 574 Manifest.permission.RECEIVE_MMS, 575 Manifest.permission.READ_EXTERNAL_STORAGE, 576 Manifest.permission.WRITE_EXTERNAL_STORAGE, 577 Manifest.permission.READ_PHONE_NUMBER); 578 579 580 /** 581 * Version number for the package parser cache. Increment this whenever the format or 582 * extent of cached data changes. See {@code PackageParser#setCacheDir}. 583 */ 584 private static final String PACKAGE_PARSER_CACHE_VERSION = "1"; 585 586 /** 587 * Whether the package parser cache is enabled. 588 */ 589 private static final boolean DEFAULT_PACKAGE_PARSER_CACHE_ENABLED = true; 590 591 final ServiceThread mHandlerThread; 592 593 final PackageHandler mHandler; 594 595 private final ProcessLoggingHandler mProcessLoggingHandler; 596 597 /** 598 * Messages for {@link #mHandler} that need to wait for system ready before 599 * being dispatched. 600 */ 601 private ArrayList<Message> mPostSystemReadyMessages; 602 603 final int mSdkVersion = Build.VERSION.SDK_INT; 604 605 final Context mContext; 606 final boolean mFactoryTest; 607 final boolean mOnlyCore; 608 final DisplayMetrics mMetrics; 609 final int mDefParseFlags; 610 final String[] mSeparateProcesses; 611 final boolean mIsUpgrade; 612 final boolean mIsPreNUpgrade; 613 final boolean mIsPreNMR1Upgrade; 614 615 @GuardedBy("mPackages") 616 private boolean mDexOptDialogShown; 617 618 /** The location for ASEC container files on internal storage. */ 619 final String mAsecInternalPath; 620 621 // Used for privilege escalation. MUST NOT BE CALLED WITH mPackages 622 // LOCK HELD. Can be called with mInstallLock held. 623 @GuardedBy("mInstallLock") 624 final Installer mInstaller; 625 626 /** Directory where installed third-party apps stored */ 627 final File mAppInstallDir; 628 final File mEphemeralInstallDir; 629 630 /** 631 * Directory to which applications installed internally have their 632 * 32 bit native libraries copied. 633 */ 634 private File mAppLib32InstallDir; 635 636 // Directory containing the private parts (e.g. code and non-resource assets) of forward-locked 637 // apps. 638 final File mDrmAppPrivateInstallDir; 639 640 // ---------------------------------------------------------------- 641 642 // Lock for state used when installing and doing other long running 643 // operations. Methods that must be called with this lock held have 644 // the suffix "LI". 645 final Object mInstallLock = new Object(); 646 647 // ---------------------------------------------------------------- 648 649 // Keys are String (package name), values are Package. This also serves 650 // as the lock for the global state. Methods that must be called with 651 // this lock held have the prefix "LP". 652 @GuardedBy("mPackages") 653 final ArrayMap<String, PackageParser.Package> mPackages = 654 new ArrayMap<String, PackageParser.Package>(); 655 656 final ArrayMap<String, Set<String>> mKnownCodebase = 657 new ArrayMap<String, Set<String>>(); 658 659 // Tracks available target package names -> overlay package paths. 660 final ArrayMap<String, ArrayMap<String, PackageParser.Package>> mOverlays = 661 new ArrayMap<String, ArrayMap<String, PackageParser.Package>>(); 662 663 /** 664 * Tracks new system packages [received in an OTA] that we expect to 665 * find updated user-installed versions. Keys are package name, values 666 * are package location. 667 */ 668 final private ArrayMap<String, File> mExpectingBetter = new ArrayMap<>(); 669 /** 670 * Tracks high priority intent filters for protected actions. During boot, certain 671 * filter actions are protected and should never be allowed to have a high priority 672 * intent filter for them. However, there is one, and only one exception -- the 673 * setup wizard. It must be able to define a high priority intent filter for these 674 * actions to ensure there are no escapes from the wizard. We need to delay processing 675 * of these during boot as we need to look at all of the system packages in order 676 * to know which component is the setup wizard. 677 */ 678 private final List<PackageParser.ActivityIntentInfo> mProtectedFilters = new ArrayList<>(); 679 /** 680 * Whether or not processing protected filters should be deferred. 681 */ 682 private boolean mDeferProtectedFilters = true; 683 684 /** 685 * Tracks existing system packages prior to receiving an OTA. Keys are package name. 686 */ 687 final private ArraySet<String> mExistingSystemPackages = new ArraySet<>(); 688 /** 689 * Whether or not system app permissions should be promoted from install to runtime. 690 */ 691 boolean mPromoteSystemApps; 692 693 @GuardedBy("mPackages") 694 final Settings mSettings; 695 696 /** 697 * Set of package names that are currently "frozen", which means active 698 * surgery is being done on the code/data for that package. The platform 699 * will refuse to launch frozen packages to avoid race conditions. 700 * 701 * @see PackageFreezer 702 */ 703 @GuardedBy("mPackages") 704 final ArraySet<String> mFrozenPackages = new ArraySet<>(); 705 706 final ProtectedPackages mProtectedPackages; 707 708 boolean mFirstBoot; 709 710 PackageManagerInternal.ExternalSourcesPolicy mExternalSourcesPolicy; 711 712 // System configuration read by SystemConfig. 713 final int[] mGlobalGids; 714 final SparseArray<ArraySet<String>> mSystemPermissions; 715 final ArrayMap<String, FeatureInfo> mAvailableFeatures; 716 717 // If mac_permissions.xml was found for seinfo labeling. 718 boolean mFoundPolicyFile; 719 720 private final InstantAppRegistry mInstantAppRegistry; 721 722 public static final class SharedLibraryEntry { 723 public final String path; 724 public final String apk; 725 public final SharedLibraryInfo info; 726 727 SharedLibraryEntry(String _path, String _apk, String name, int version, int type, 728 String declaringPackageName, int declaringPackageVersionCode) { 729 path = _path; 730 apk = _apk; 731 info = new SharedLibraryInfo(name, version, type, new VersionedPackage( 732 declaringPackageName, declaringPackageVersionCode), null); 733 } 734 } 735 736 // Currently known shared libraries. 737 final ArrayMap<String, SparseArray<SharedLibraryEntry>> mSharedLibraries = new ArrayMap<>(); 738 final ArrayMap<String, SparseArray<SharedLibraryEntry>> mStaticLibsByDeclaringPackage = 739 new ArrayMap<>(); 740 741 // All available activities, for your resolving pleasure. 742 final ActivityIntentResolver mActivities = 743 new ActivityIntentResolver(); 744 745 // All available receivers, for your resolving pleasure. 746 final ActivityIntentResolver mReceivers = 747 new ActivityIntentResolver(); 748 749 // All available services, for your resolving pleasure. 750 final ServiceIntentResolver mServices = new ServiceIntentResolver(); 751 752 // All available providers, for your resolving pleasure. 753 final ProviderIntentResolver mProviders = new ProviderIntentResolver(); 754 755 // Mapping from provider base names (first directory in content URI codePath) 756 // to the provider information. 757 final ArrayMap<String, PackageParser.Provider> mProvidersByAuthority = 758 new ArrayMap<String, PackageParser.Provider>(); 759 760 // Mapping from instrumentation class names to info about them. 761 final ArrayMap<ComponentName, PackageParser.Instrumentation> mInstrumentation = 762 new ArrayMap<ComponentName, PackageParser.Instrumentation>(); 763 764 // Mapping from permission names to info about them. 765 final ArrayMap<String, PackageParser.PermissionGroup> mPermissionGroups = 766 new ArrayMap<String, PackageParser.PermissionGroup>(); 767 768 // Packages whose data we have transfered into another package, thus 769 // should no longer exist. 770 final ArraySet<String> mTransferedPackages = new ArraySet<String>(); 771 772 // Broadcast actions that are only available to the system. 773 final ArraySet<String> mProtectedBroadcasts = new ArraySet<String>(); 774 775 /** List of packages waiting for verification. */ 776 final SparseArray<PackageVerificationState> mPendingVerification 777 = new SparseArray<PackageVerificationState>(); 778 779 /** Set of packages associated with each app op permission. */ 780 final ArrayMap<String, ArraySet<String>> mAppOpPermissionPackages = new ArrayMap<>(); 781 782 final PackageInstallerService mInstallerService; 783 784 private final PackageDexOptimizer mPackageDexOptimizer; 785 // DexManager handles the usage of dex files (e.g. secondary files, whether or not a package 786 // is used by other apps). 787 private final DexManager mDexManager; 788 789 private AtomicInteger mNextMoveId = new AtomicInteger(); 790 private final MoveCallbacks mMoveCallbacks; 791 792 private final OnPermissionChangeListeners mOnPermissionChangeListeners; 793 794 // Cache of users who need badging. 795 SparseBooleanArray mUserNeedsBadging = new SparseBooleanArray(); 796 797 /** Token for keys in mPendingVerification. */ 798 private int mPendingVerificationToken = 0; 799 800 volatile boolean mSystemReady; 801 volatile boolean mSafeMode; 802 volatile boolean mHasSystemUidErrors; 803 804 ApplicationInfo mAndroidApplication; 805 final ActivityInfo mResolveActivity = new ActivityInfo(); 806 final ResolveInfo mResolveInfo = new ResolveInfo(); 807 ComponentName mResolveComponentName; 808 PackageParser.Package mPlatformPackage; 809 ComponentName mCustomResolverComponentName; 810 811 boolean mResolverReplaced = false; 812 813 private final @Nullable ComponentName mIntentFilterVerifierComponent; 814 private final @Nullable IntentFilterVerifier<ActivityIntentInfo> mIntentFilterVerifier; 815 816 private int mIntentFilterVerificationToken = 0; 817 818 /** The service connection to the ephemeral resolver */ 819 final EphemeralResolverConnection mEphemeralResolverConnection; 820 821 /** Component used to install ephemeral applications */ 822 ComponentName mEphemeralInstallerComponent; 823 final ActivityInfo mEphemeralInstallerActivity = new ActivityInfo(); 824 final ResolveInfo mEphemeralInstallerInfo = new ResolveInfo(); 825 826 final SparseArray<IntentFilterVerificationState> mIntentFilterVerificationStates 827 = new SparseArray<IntentFilterVerificationState>(); 828 829 final DefaultPermissionGrantPolicy mDefaultPermissionPolicy; 830 831 // List of packages names to keep cached, even if they are uninstalled for all users 832 private List<String> mKeepUninstalledPackages; 833 834 private UserManagerInternal mUserManagerInternal; 835 private final UserDataPreparer mUserDataPreparer; 836 837 private File mCacheDir; 838 839 private static class IFVerificationParams { 840 PackageParser.Package pkg; 841 boolean replacing; 842 int userId; 843 int verifierUid; 844 845 public IFVerificationParams(PackageParser.Package _pkg, boolean _replacing, 846 int _userId, int _verifierUid) { 847 pkg = _pkg; 848 replacing = _replacing; 849 userId = _userId; 850 replacing = _replacing; 851 verifierUid = _verifierUid; 852 } 853 } 854 855 private interface IntentFilterVerifier<T extends IntentFilter> { 856 boolean addOneIntentFilterVerification(int verifierId, int userId, int verificationId, 857 T filter, String packageName); 858 void startVerifications(int userId); 859 void receiveVerificationResponse(int verificationId); 860 } 861 862 private class IntentVerifierProxy implements IntentFilterVerifier<ActivityIntentInfo> { 863 private Context mContext; 864 private ComponentName mIntentFilterVerifierComponent; 865 private ArrayList<Integer> mCurrentIntentFilterVerifications = new ArrayList<Integer>(); 866 867 public IntentVerifierProxy(Context context, ComponentName verifierComponent) { 868 mContext = context; 869 mIntentFilterVerifierComponent = verifierComponent; 870 } 871 872 private String getDefaultScheme() { 873 return IntentFilter.SCHEME_HTTPS; 874 } 875 876 @Override 877 public void startVerifications(int userId) { 878 // Launch verifications requests 879 int count = mCurrentIntentFilterVerifications.size(); 880 for (int n=0; n<count; n++) { 881 int verificationId = mCurrentIntentFilterVerifications.get(n); 882 final IntentFilterVerificationState ivs = 883 mIntentFilterVerificationStates.get(verificationId); 884 885 String packageName = ivs.getPackageName(); 886 887 ArrayList<PackageParser.ActivityIntentInfo> filters = ivs.getFilters(); 888 final int filterCount = filters.size(); 889 ArraySet<String> domainsSet = new ArraySet<>(); 890 for (int m=0; m<filterCount; m++) { 891 PackageParser.ActivityIntentInfo filter = filters.get(m); 892 domainsSet.addAll(filter.getHostsList()); 893 } 894 synchronized (mPackages) { 895 if (mSettings.createIntentFilterVerificationIfNeededLPw( 896 packageName, domainsSet) != null) { 897 scheduleWriteSettingsLocked(); 898 } 899 } 900 sendVerificationRequest(userId, verificationId, ivs); 901 } 902 mCurrentIntentFilterVerifications.clear(); 903 } 904 905 private void sendVerificationRequest(int userId, int verificationId, 906 IntentFilterVerificationState ivs) { 907 908 Intent verificationIntent = new Intent(Intent.ACTION_INTENT_FILTER_NEEDS_VERIFICATION); 909 verificationIntent.putExtra( 910 PackageManager.EXTRA_INTENT_FILTER_VERIFICATION_ID, 911 verificationId); 912 verificationIntent.putExtra( 913 PackageManager.EXTRA_INTENT_FILTER_VERIFICATION_URI_SCHEME, 914 getDefaultScheme()); 915 verificationIntent.putExtra( 916 PackageManager.EXTRA_INTENT_FILTER_VERIFICATION_HOSTS, 917 ivs.getHostsString()); 918 verificationIntent.putExtra( 919 PackageManager.EXTRA_INTENT_FILTER_VERIFICATION_PACKAGE_NAME, 920 ivs.getPackageName()); 921 verificationIntent.setComponent(mIntentFilterVerifierComponent); 922 verificationIntent.addFlags(Intent.FLAG_RECEIVER_FOREGROUND); 923 924 UserHandle user = new UserHandle(userId); 925 mContext.sendBroadcastAsUser(verificationIntent, user); 926 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 927 "Sending IntentFilter verification broadcast"); 928 } 929 930 public void receiveVerificationResponse(int verificationId) { 931 IntentFilterVerificationState ivs = mIntentFilterVerificationStates.get(verificationId); 932 933 final boolean verified = ivs.isVerified(); 934 935 ArrayList<PackageParser.ActivityIntentInfo> filters = ivs.getFilters(); 936 final int count = filters.size(); 937 if (DEBUG_DOMAIN_VERIFICATION) { 938 Slog.i(TAG, "Received verification response " + verificationId 939 + " for " + count + " filters, verified=" + verified); 940 } 941 for (int n=0; n<count; n++) { 942 PackageParser.ActivityIntentInfo filter = filters.get(n); 943 filter.setVerified(verified); 944 945 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, "IntentFilter " + filter.toString() 946 + " verified with result:" + verified + " and hosts:" 947 + ivs.getHostsString()); 948 } 949 950 mIntentFilterVerificationStates.remove(verificationId); 951 952 final String packageName = ivs.getPackageName(); 953 IntentFilterVerificationInfo ivi = null; 954 955 synchronized (mPackages) { 956 ivi = mSettings.getIntentFilterVerificationLPr(packageName); 957 } 958 if (ivi == null) { 959 Slog.w(TAG, "IntentFilterVerificationInfo not found for verificationId:" 960 + verificationId + " packageName:" + packageName); 961 return; 962 } 963 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 964 "Updating IntentFilterVerificationInfo for package " + packageName 965 +" verificationId:" + verificationId); 966 967 synchronized (mPackages) { 968 if (verified) { 969 ivi.setStatus(INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS); 970 } else { 971 ivi.setStatus(INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK); 972 } 973 scheduleWriteSettingsLocked(); 974 975 final int userId = ivs.getUserId(); 976 if (userId != UserHandle.USER_ALL) { 977 final int userStatus = 978 mSettings.getIntentFilterVerificationStatusLPr(packageName, userId); 979 980 int updatedStatus = INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED; 981 boolean needUpdate = false; 982 983 // We cannot override the STATUS_ALWAYS / STATUS_NEVER states if they have 984 // already been set by the User thru the Disambiguation dialog 985 switch (userStatus) { 986 case INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED: 987 if (verified) { 988 updatedStatus = INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS; 989 } else { 990 updatedStatus = INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK; 991 } 992 needUpdate = true; 993 break; 994 995 case INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK: 996 if (verified) { 997 updatedStatus = INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS; 998 needUpdate = true; 999 } 1000 break; 1001 1002 default: 1003 // Nothing to do 1004 } 1005 1006 if (needUpdate) { 1007 mSettings.updateIntentFilterVerificationStatusLPw( 1008 packageName, updatedStatus, userId); 1009 scheduleWritePackageRestrictionsLocked(userId); 1010 } 1011 } 1012 } 1013 } 1014 1015 @Override 1016 public boolean addOneIntentFilterVerification(int verifierUid, int userId, int verificationId, 1017 ActivityIntentInfo filter, String packageName) { 1018 if (!hasValidDomains(filter)) { 1019 return false; 1020 } 1021 IntentFilterVerificationState ivs = mIntentFilterVerificationStates.get(verificationId); 1022 if (ivs == null) { 1023 ivs = createDomainVerificationState(verifierUid, userId, verificationId, 1024 packageName); 1025 } 1026 if (DEBUG_DOMAIN_VERIFICATION) { 1027 Slog.d(TAG, "Adding verification filter for " + packageName + ": " + filter); 1028 } 1029 ivs.addFilter(filter); 1030 return true; 1031 } 1032 1033 private IntentFilterVerificationState createDomainVerificationState(int verifierUid, 1034 int userId, int verificationId, String packageName) { 1035 IntentFilterVerificationState ivs = new IntentFilterVerificationState( 1036 verifierUid, userId, packageName); 1037 ivs.setPendingState(); 1038 synchronized (mPackages) { 1039 mIntentFilterVerificationStates.append(verificationId, ivs); 1040 mCurrentIntentFilterVerifications.add(verificationId); 1041 } 1042 return ivs; 1043 } 1044 } 1045 1046 private static boolean hasValidDomains(ActivityIntentInfo filter) { 1047 return filter.hasCategory(Intent.CATEGORY_BROWSABLE) 1048 && (filter.hasDataScheme(IntentFilter.SCHEME_HTTP) || 1049 filter.hasDataScheme(IntentFilter.SCHEME_HTTPS)); 1050 } 1051 1052 // Set of pending broadcasts for aggregating enable/disable of components. 1053 static class PendingPackageBroadcasts { 1054 // for each user id, a map of <package name -> components within that package> 1055 final SparseArray<ArrayMap<String, ArrayList<String>>> mUidMap; 1056 1057 public PendingPackageBroadcasts() { 1058 mUidMap = new SparseArray<ArrayMap<String, ArrayList<String>>>(2); 1059 } 1060 1061 public ArrayList<String> get(int userId, String packageName) { 1062 ArrayMap<String, ArrayList<String>> packages = getOrAllocate(userId); 1063 return packages.get(packageName); 1064 } 1065 1066 public void put(int userId, String packageName, ArrayList<String> components) { 1067 ArrayMap<String, ArrayList<String>> packages = getOrAllocate(userId); 1068 packages.put(packageName, components); 1069 } 1070 1071 public void remove(int userId, String packageName) { 1072 ArrayMap<String, ArrayList<String>> packages = mUidMap.get(userId); 1073 if (packages != null) { 1074 packages.remove(packageName); 1075 } 1076 } 1077 1078 public void remove(int userId) { 1079 mUidMap.remove(userId); 1080 } 1081 1082 public int userIdCount() { 1083 return mUidMap.size(); 1084 } 1085 1086 public int userIdAt(int n) { 1087 return mUidMap.keyAt(n); 1088 } 1089 1090 public ArrayMap<String, ArrayList<String>> packagesForUserId(int userId) { 1091 return mUidMap.get(userId); 1092 } 1093 1094 public int size() { 1095 // total number of pending broadcast entries across all userIds 1096 int num = 0; 1097 for (int i = 0; i< mUidMap.size(); i++) { 1098 num += mUidMap.valueAt(i).size(); 1099 } 1100 return num; 1101 } 1102 1103 public void clear() { 1104 mUidMap.clear(); 1105 } 1106 1107 private ArrayMap<String, ArrayList<String>> getOrAllocate(int userId) { 1108 ArrayMap<String, ArrayList<String>> map = mUidMap.get(userId); 1109 if (map == null) { 1110 map = new ArrayMap<String, ArrayList<String>>(); 1111 mUidMap.put(userId, map); 1112 } 1113 return map; 1114 } 1115 } 1116 final PendingPackageBroadcasts mPendingBroadcasts = new PendingPackageBroadcasts(); 1117 1118 // Service Connection to remote media container service to copy 1119 // package uri's from external media onto secure containers 1120 // or internal storage. 1121 private IMediaContainerService mContainerService = null; 1122 1123 static final int SEND_PENDING_BROADCAST = 1; 1124 static final int MCS_BOUND = 3; 1125 static final int END_COPY = 4; 1126 static final int INIT_COPY = 5; 1127 static final int MCS_UNBIND = 6; 1128 static final int START_CLEANING_PACKAGE = 7; 1129 static final int FIND_INSTALL_LOC = 8; 1130 static final int POST_INSTALL = 9; 1131 static final int MCS_RECONNECT = 10; 1132 static final int MCS_GIVE_UP = 11; 1133 static final int UPDATED_MEDIA_STATUS = 12; 1134 static final int WRITE_SETTINGS = 13; 1135 static final int WRITE_PACKAGE_RESTRICTIONS = 14; 1136 static final int PACKAGE_VERIFIED = 15; 1137 static final int CHECK_PENDING_VERIFICATION = 16; 1138 static final int START_INTENT_FILTER_VERIFICATIONS = 17; 1139 static final int INTENT_FILTER_VERIFIED = 18; 1140 static final int WRITE_PACKAGE_LIST = 19; 1141 static final int EPHEMERAL_RESOLUTION_PHASE_TWO = 20; 1142 1143 static final int WRITE_SETTINGS_DELAY = 10*1000; // 10 seconds 1144 1145 // Delay time in millisecs 1146 static final int BROADCAST_DELAY = 10 * 1000; 1147 1148 static UserManagerService sUserManager; 1149 1150 // Stores a list of users whose package restrictions file needs to be updated 1151 private ArraySet<Integer> mDirtyUsers = new ArraySet<Integer>(); 1152 1153 final private DefaultContainerConnection mDefContainerConn = 1154 new DefaultContainerConnection(); 1155 class DefaultContainerConnection implements ServiceConnection { 1156 public void onServiceConnected(ComponentName name, IBinder service) { 1157 if (DEBUG_SD_INSTALL) Log.i(TAG, "onServiceConnected"); 1158 final IMediaContainerService imcs = IMediaContainerService.Stub 1159 .asInterface(Binder.allowBlocking(service)); 1160 mHandler.sendMessage(mHandler.obtainMessage(MCS_BOUND, imcs)); 1161 } 1162 1163 public void onServiceDisconnected(ComponentName name) { 1164 if (DEBUG_SD_INSTALL) Log.i(TAG, "onServiceDisconnected"); 1165 } 1166 } 1167 1168 // Recordkeeping of restore-after-install operations that are currently in flight 1169 // between the Package Manager and the Backup Manager 1170 static class PostInstallData { 1171 public InstallArgs args; 1172 public PackageInstalledInfo res; 1173 1174 PostInstallData(InstallArgs _a, PackageInstalledInfo _r) { 1175 args = _a; 1176 res = _r; 1177 } 1178 } 1179 1180 final SparseArray<PostInstallData> mRunningInstalls = new SparseArray<PostInstallData>(); 1181 int mNextInstallToken = 1; // nonzero; will be wrapped back to 1 when ++ overflows 1182 1183 // XML tags for backup/restore of various bits of state 1184 private static final String TAG_PREFERRED_BACKUP = "pa"; 1185 private static final String TAG_DEFAULT_APPS = "da"; 1186 private static final String TAG_INTENT_FILTER_VERIFICATION = "iv"; 1187 1188 private static final String TAG_PERMISSION_BACKUP = "perm-grant-backup"; 1189 private static final String TAG_ALL_GRANTS = "rt-grants"; 1190 private static final String TAG_GRANT = "grant"; 1191 private static final String ATTR_PACKAGE_NAME = "pkg"; 1192 1193 private static final String TAG_PERMISSION = "perm"; 1194 private static final String ATTR_PERMISSION_NAME = "name"; 1195 private static final String ATTR_IS_GRANTED = "g"; 1196 private static final String ATTR_USER_SET = "set"; 1197 private static final String ATTR_USER_FIXED = "fixed"; 1198 private static final String ATTR_REVOKE_ON_UPGRADE = "rou"; 1199 1200 // System/policy permission grants are not backed up 1201 private static final int SYSTEM_RUNTIME_GRANT_MASK = 1202 FLAG_PERMISSION_POLICY_FIXED 1203 | FLAG_PERMISSION_SYSTEM_FIXED 1204 | FLAG_PERMISSION_GRANTED_BY_DEFAULT; 1205 1206 // And we back up these user-adjusted states 1207 private static final int USER_RUNTIME_GRANT_MASK = 1208 FLAG_PERMISSION_USER_SET 1209 | FLAG_PERMISSION_USER_FIXED 1210 | FLAG_PERMISSION_REVOKE_ON_UPGRADE; 1211 1212 final @Nullable String mRequiredVerifierPackage; 1213 final @NonNull String mRequiredInstallerPackage; 1214 final @NonNull String mRequiredUninstallerPackage; 1215 final @Nullable String mSetupWizardPackage; 1216 final @Nullable String mStorageManagerPackage; 1217 final @NonNull String mServicesSystemSharedLibraryPackageName; 1218 final @NonNull String mSharedSystemSharedLibraryPackageName; 1219 1220 final boolean mPermissionReviewRequired; 1221 1222 private final PackageUsage mPackageUsage = new PackageUsage(); 1223 private final CompilerStats mCompilerStats = new CompilerStats(); 1224 1225 class PackageHandler extends Handler { 1226 private boolean mBound = false; 1227 final ArrayList<HandlerParams> mPendingInstalls = 1228 new ArrayList<HandlerParams>(); 1229 1230 private boolean connectToService() { 1231 if (DEBUG_SD_INSTALL) Log.i(TAG, "Trying to bind to" + 1232 " DefaultContainerService"); 1233 Intent service = new Intent().setComponent(DEFAULT_CONTAINER_COMPONENT); 1234 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1235 if (mContext.bindServiceAsUser(service, mDefContainerConn, 1236 Context.BIND_AUTO_CREATE, UserHandle.SYSTEM)) { 1237 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1238 mBound = true; 1239 return true; 1240 } 1241 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1242 return false; 1243 } 1244 1245 private void disconnectService() { 1246 mContainerService = null; 1247 mBound = false; 1248 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1249 mContext.unbindService(mDefContainerConn); 1250 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1251 } 1252 1253 PackageHandler(Looper looper) { 1254 super(looper); 1255 } 1256 1257 public void handleMessage(Message msg) { 1258 try { 1259 doHandleMessage(msg); 1260 } finally { 1261 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1262 } 1263 } 1264 1265 void doHandleMessage(Message msg) { 1266 switch (msg.what) { 1267 case INIT_COPY: { 1268 HandlerParams params = (HandlerParams) msg.obj; 1269 int idx = mPendingInstalls.size(); 1270 if (DEBUG_INSTALL) Slog.i(TAG, "init_copy idx=" + idx + ": " + params); 1271 // If a bind was already initiated we dont really 1272 // need to do anything. The pending install 1273 // will be processed later on. 1274 if (!mBound) { 1275 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "bindingMCS", 1276 System.identityHashCode(mHandler)); 1277 // If this is the only one pending we might 1278 // have to bind to the service again. 1279 if (!connectToService()) { 1280 Slog.e(TAG, "Failed to bind to media container service"); 1281 params.serviceError(); 1282 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, "bindingMCS", 1283 System.identityHashCode(mHandler)); 1284 if (params.traceMethod != null) { 1285 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, params.traceMethod, 1286 params.traceCookie); 1287 } 1288 return; 1289 } else { 1290 // Once we bind to the service, the first 1291 // pending request will be processed. 1292 mPendingInstalls.add(idx, params); 1293 } 1294 } else { 1295 mPendingInstalls.add(idx, params); 1296 // Already bound to the service. Just make 1297 // sure we trigger off processing the first request. 1298 if (idx == 0) { 1299 mHandler.sendEmptyMessage(MCS_BOUND); 1300 } 1301 } 1302 break; 1303 } 1304 case MCS_BOUND: { 1305 if (DEBUG_INSTALL) Slog.i(TAG, "mcs_bound"); 1306 if (msg.obj != null) { 1307 mContainerService = (IMediaContainerService) msg.obj; 1308 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, "bindingMCS", 1309 System.identityHashCode(mHandler)); 1310 } 1311 if (mContainerService == null) { 1312 if (!mBound) { 1313 // Something seriously wrong since we are not bound and we are not 1314 // waiting for connection. Bail out. 1315 Slog.e(TAG, "Cannot bind to media container service"); 1316 for (HandlerParams params : mPendingInstalls) { 1317 // Indicate service bind error 1318 params.serviceError(); 1319 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, "queueInstall", 1320 System.identityHashCode(params)); 1321 if (params.traceMethod != null) { 1322 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, 1323 params.traceMethod, params.traceCookie); 1324 } 1325 return; 1326 } 1327 mPendingInstalls.clear(); 1328 } else { 1329 Slog.w(TAG, "Waiting to connect to media container service"); 1330 } 1331 } else if (mPendingInstalls.size() > 0) { 1332 HandlerParams params = mPendingInstalls.get(0); 1333 if (params != null) { 1334 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, "queueInstall", 1335 System.identityHashCode(params)); 1336 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "startCopy"); 1337 if (params.startCopy()) { 1338 // We are done... look for more work or to 1339 // go idle. 1340 if (DEBUG_SD_INSTALL) Log.i(TAG, 1341 "Checking for more work or unbind..."); 1342 // Delete pending install 1343 if (mPendingInstalls.size() > 0) { 1344 mPendingInstalls.remove(0); 1345 } 1346 if (mPendingInstalls.size() == 0) { 1347 if (mBound) { 1348 if (DEBUG_SD_INSTALL) Log.i(TAG, 1349 "Posting delayed MCS_UNBIND"); 1350 removeMessages(MCS_UNBIND); 1351 Message ubmsg = obtainMessage(MCS_UNBIND); 1352 // Unbind after a little delay, to avoid 1353 // continual thrashing. 1354 sendMessageDelayed(ubmsg, 10000); 1355 } 1356 } else { 1357 // There are more pending requests in queue. 1358 // Just post MCS_BOUND message to trigger processing 1359 // of next pending install. 1360 if (DEBUG_SD_INSTALL) Log.i(TAG, 1361 "Posting MCS_BOUND for next work"); 1362 mHandler.sendEmptyMessage(MCS_BOUND); 1363 } 1364 } 1365 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 1366 } 1367 } else { 1368 // Should never happen ideally. 1369 Slog.w(TAG, "Empty queue"); 1370 } 1371 break; 1372 } 1373 case MCS_RECONNECT: { 1374 if (DEBUG_INSTALL) Slog.i(TAG, "mcs_reconnect"); 1375 if (mPendingInstalls.size() > 0) { 1376 if (mBound) { 1377 disconnectService(); 1378 } 1379 if (!connectToService()) { 1380 Slog.e(TAG, "Failed to bind to media container service"); 1381 for (HandlerParams params : mPendingInstalls) { 1382 // Indicate service bind error 1383 params.serviceError(); 1384 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, "queueInstall", 1385 System.identityHashCode(params)); 1386 } 1387 mPendingInstalls.clear(); 1388 } 1389 } 1390 break; 1391 } 1392 case MCS_UNBIND: { 1393 // If there is no actual work left, then time to unbind. 1394 if (DEBUG_INSTALL) Slog.i(TAG, "mcs_unbind"); 1395 1396 if (mPendingInstalls.size() == 0 && mPendingVerification.size() == 0) { 1397 if (mBound) { 1398 if (DEBUG_INSTALL) Slog.i(TAG, "calling disconnectService()"); 1399 1400 disconnectService(); 1401 } 1402 } else if (mPendingInstalls.size() > 0) { 1403 // There are more pending requests in queue. 1404 // Just post MCS_BOUND message to trigger processing 1405 // of next pending install. 1406 mHandler.sendEmptyMessage(MCS_BOUND); 1407 } 1408 1409 break; 1410 } 1411 case MCS_GIVE_UP: { 1412 if (DEBUG_INSTALL) Slog.i(TAG, "mcs_giveup too many retries"); 1413 HandlerParams params = mPendingInstalls.remove(0); 1414 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, "queueInstall", 1415 System.identityHashCode(params)); 1416 break; 1417 } 1418 case SEND_PENDING_BROADCAST: { 1419 String packages[]; 1420 ArrayList<String> components[]; 1421 int size = 0; 1422 int uids[]; 1423 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1424 synchronized (mPackages) { 1425 if (mPendingBroadcasts == null) { 1426 return; 1427 } 1428 size = mPendingBroadcasts.size(); 1429 if (size <= 0) { 1430 // Nothing to be done. Just return 1431 return; 1432 } 1433 packages = new String[size]; 1434 components = new ArrayList[size]; 1435 uids = new int[size]; 1436 int i = 0; // filling out the above arrays 1437 1438 for (int n = 0; n < mPendingBroadcasts.userIdCount(); n++) { 1439 int packageUserId = mPendingBroadcasts.userIdAt(n); 1440 Iterator<Map.Entry<String, ArrayList<String>>> it 1441 = mPendingBroadcasts.packagesForUserId(packageUserId) 1442 .entrySet().iterator(); 1443 while (it.hasNext() && i < size) { 1444 Map.Entry<String, ArrayList<String>> ent = it.next(); 1445 packages[i] = ent.getKey(); 1446 components[i] = ent.getValue(); 1447 PackageSetting ps = mSettings.mPackages.get(ent.getKey()); 1448 uids[i] = (ps != null) 1449 ? UserHandle.getUid(packageUserId, ps.appId) 1450 : -1; 1451 i++; 1452 } 1453 } 1454 size = i; 1455 mPendingBroadcasts.clear(); 1456 } 1457 // Send broadcasts 1458 for (int i = 0; i < size; i++) { 1459 sendPackageChangedBroadcast(packages[i], true, components[i], uids[i]); 1460 } 1461 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1462 break; 1463 } 1464 case START_CLEANING_PACKAGE: { 1465 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1466 final String packageName = (String)msg.obj; 1467 final int userId = msg.arg1; 1468 final boolean andCode = msg.arg2 != 0; 1469 synchronized (mPackages) { 1470 if (userId == UserHandle.USER_ALL) { 1471 int[] users = sUserManager.getUserIds(); 1472 for (int user : users) { 1473 mSettings.addPackageToCleanLPw( 1474 new PackageCleanItem(user, packageName, andCode)); 1475 } 1476 } else { 1477 mSettings.addPackageToCleanLPw( 1478 new PackageCleanItem(userId, packageName, andCode)); 1479 } 1480 } 1481 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1482 startCleaningPackages(); 1483 } break; 1484 case POST_INSTALL: { 1485 if (DEBUG_INSTALL) Log.v(TAG, "Handling post-install for " + msg.arg1); 1486 1487 PostInstallData data = mRunningInstalls.get(msg.arg1); 1488 final boolean didRestore = (msg.arg2 != 0); 1489 mRunningInstalls.delete(msg.arg1); 1490 1491 if (data != null) { 1492 InstallArgs args = data.args; 1493 PackageInstalledInfo parentRes = data.res; 1494 1495 final boolean grantPermissions = (args.installFlags 1496 & PackageManager.INSTALL_GRANT_RUNTIME_PERMISSIONS) != 0; 1497 final boolean killApp = (args.installFlags 1498 & PackageManager.INSTALL_DONT_KILL_APP) == 0; 1499 final String[] grantedPermissions = args.installGrantPermissions; 1500 1501 // Handle the parent package 1502 handlePackagePostInstall(parentRes, grantPermissions, killApp, 1503 grantedPermissions, didRestore, args.installerPackageName, 1504 args.observer); 1505 1506 // Handle the child packages 1507 final int childCount = (parentRes.addedChildPackages != null) 1508 ? parentRes.addedChildPackages.size() : 0; 1509 for (int i = 0; i < childCount; i++) { 1510 PackageInstalledInfo childRes = parentRes.addedChildPackages.valueAt(i); 1511 handlePackagePostInstall(childRes, grantPermissions, killApp, 1512 grantedPermissions, false, args.installerPackageName, 1513 args.observer); 1514 } 1515 1516 // Log tracing if needed 1517 if (args.traceMethod != null) { 1518 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, args.traceMethod, 1519 args.traceCookie); 1520 } 1521 } else { 1522 Slog.e(TAG, "Bogus post-install token " + msg.arg1); 1523 } 1524 1525 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, "postInstall", msg.arg1); 1526 } break; 1527 case UPDATED_MEDIA_STATUS: { 1528 if (DEBUG_SD_INSTALL) Log.i(TAG, "Got message UPDATED_MEDIA_STATUS"); 1529 boolean reportStatus = msg.arg1 == 1; 1530 boolean doGc = msg.arg2 == 1; 1531 if (DEBUG_SD_INSTALL) Log.i(TAG, "reportStatus=" + reportStatus + ", doGc = " + doGc); 1532 if (doGc) { 1533 // Force a gc to clear up stale containers. 1534 Runtime.getRuntime().gc(); 1535 } 1536 if (msg.obj != null) { 1537 @SuppressWarnings("unchecked") 1538 Set<AsecInstallArgs> args = (Set<AsecInstallArgs>) msg.obj; 1539 if (DEBUG_SD_INSTALL) Log.i(TAG, "Unloading all containers"); 1540 // Unload containers 1541 unloadAllContainers(args); 1542 } 1543 if (reportStatus) { 1544 try { 1545 if (DEBUG_SD_INSTALL) Log.i(TAG, 1546 "Invoking StorageManagerService call back"); 1547 PackageHelper.getStorageManager().finishMediaUpdate(); 1548 } catch (RemoteException e) { 1549 Log.e(TAG, "StorageManagerService not running?"); 1550 } 1551 } 1552 } break; 1553 case WRITE_SETTINGS: { 1554 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1555 synchronized (mPackages) { 1556 removeMessages(WRITE_SETTINGS); 1557 removeMessages(WRITE_PACKAGE_RESTRICTIONS); 1558 mSettings.writeLPr(); 1559 mDirtyUsers.clear(); 1560 } 1561 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1562 } break; 1563 case WRITE_PACKAGE_RESTRICTIONS: { 1564 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1565 synchronized (mPackages) { 1566 removeMessages(WRITE_PACKAGE_RESTRICTIONS); 1567 for (int userId : mDirtyUsers) { 1568 mSettings.writePackageRestrictionsLPr(userId); 1569 } 1570 mDirtyUsers.clear(); 1571 } 1572 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1573 } break; 1574 case WRITE_PACKAGE_LIST: { 1575 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1576 synchronized (mPackages) { 1577 removeMessages(WRITE_PACKAGE_LIST); 1578 mSettings.writePackageListLPr(msg.arg1); 1579 } 1580 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1581 } break; 1582 case CHECK_PENDING_VERIFICATION: { 1583 final int verificationId = msg.arg1; 1584 final PackageVerificationState state = mPendingVerification.get(verificationId); 1585 1586 if ((state != null) && !state.timeoutExtended()) { 1587 final InstallArgs args = state.getInstallArgs(); 1588 final Uri originUri = Uri.fromFile(args.origin.resolvedFile); 1589 1590 Slog.i(TAG, "Verification timed out for " + originUri); 1591 mPendingVerification.remove(verificationId); 1592 1593 int ret = PackageManager.INSTALL_FAILED_VERIFICATION_FAILURE; 1594 1595 if (getDefaultVerificationResponse() == PackageManager.VERIFICATION_ALLOW) { 1596 Slog.i(TAG, "Continuing with installation of " + originUri); 1597 state.setVerifierResponse(Binder.getCallingUid(), 1598 PackageManager.VERIFICATION_ALLOW_WITHOUT_SUFFICIENT); 1599 broadcastPackageVerified(verificationId, originUri, 1600 PackageManager.VERIFICATION_ALLOW, 1601 state.getInstallArgs().getUser()); 1602 try { 1603 ret = args.copyApk(mContainerService, true); 1604 } catch (RemoteException e) { 1605 Slog.e(TAG, "Could not contact the ContainerService"); 1606 } 1607 } else { 1608 broadcastPackageVerified(verificationId, originUri, 1609 PackageManager.VERIFICATION_REJECT, 1610 state.getInstallArgs().getUser()); 1611 } 1612 1613 Trace.asyncTraceEnd( 1614 TRACE_TAG_PACKAGE_MANAGER, "verification", verificationId); 1615 1616 processPendingInstall(args, ret); 1617 mHandler.sendEmptyMessage(MCS_UNBIND); 1618 } 1619 break; 1620 } 1621 case PACKAGE_VERIFIED: { 1622 final int verificationId = msg.arg1; 1623 1624 final PackageVerificationState state = mPendingVerification.get(verificationId); 1625 if (state == null) { 1626 Slog.w(TAG, "Invalid verification token " + verificationId + " received"); 1627 break; 1628 } 1629 1630 final PackageVerificationResponse response = (PackageVerificationResponse) msg.obj; 1631 1632 state.setVerifierResponse(response.callerUid, response.code); 1633 1634 if (state.isVerificationComplete()) { 1635 mPendingVerification.remove(verificationId); 1636 1637 final InstallArgs args = state.getInstallArgs(); 1638 final Uri originUri = Uri.fromFile(args.origin.resolvedFile); 1639 1640 int ret; 1641 if (state.isInstallAllowed()) { 1642 ret = PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 1643 broadcastPackageVerified(verificationId, originUri, 1644 response.code, state.getInstallArgs().getUser()); 1645 try { 1646 ret = args.copyApk(mContainerService, true); 1647 } catch (RemoteException e) { 1648 Slog.e(TAG, "Could not contact the ContainerService"); 1649 } 1650 } else { 1651 ret = PackageManager.INSTALL_FAILED_VERIFICATION_FAILURE; 1652 } 1653 1654 Trace.asyncTraceEnd( 1655 TRACE_TAG_PACKAGE_MANAGER, "verification", verificationId); 1656 1657 processPendingInstall(args, ret); 1658 mHandler.sendEmptyMessage(MCS_UNBIND); 1659 } 1660 1661 break; 1662 } 1663 case START_INTENT_FILTER_VERIFICATIONS: { 1664 IFVerificationParams params = (IFVerificationParams) msg.obj; 1665 verifyIntentFiltersIfNeeded(params.userId, params.verifierUid, 1666 params.replacing, params.pkg); 1667 break; 1668 } 1669 case INTENT_FILTER_VERIFIED: { 1670 final int verificationId = msg.arg1; 1671 1672 final IntentFilterVerificationState state = mIntentFilterVerificationStates.get( 1673 verificationId); 1674 if (state == null) { 1675 Slog.w(TAG, "Invalid IntentFilter verification token " 1676 + verificationId + " received"); 1677 break; 1678 } 1679 1680 final int userId = state.getUserId(); 1681 1682 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 1683 "Processing IntentFilter verification with token:" 1684 + verificationId + " and userId:" + userId); 1685 1686 final IntentFilterVerificationResponse response = 1687 (IntentFilterVerificationResponse) msg.obj; 1688 1689 state.setVerifierResponse(response.callerUid, response.code); 1690 1691 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 1692 "IntentFilter verification with token:" + verificationId 1693 + " and userId:" + userId 1694 + " is settings verifier response with response code:" 1695 + response.code); 1696 1697 if (response.code == PackageManager.INTENT_FILTER_VERIFICATION_FAILURE) { 1698 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, "Domains failing verification: " 1699 + response.getFailedDomainsString()); 1700 } 1701 1702 if (state.isVerificationComplete()) { 1703 mIntentFilterVerifier.receiveVerificationResponse(verificationId); 1704 } else { 1705 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 1706 "IntentFilter verification with token:" + verificationId 1707 + " was not said to be complete"); 1708 } 1709 1710 break; 1711 } 1712 case EPHEMERAL_RESOLUTION_PHASE_TWO: { 1713 EphemeralResolver.doEphemeralResolutionPhaseTwo(mContext, 1714 mEphemeralResolverConnection, 1715 (EphemeralRequest) msg.obj, 1716 mEphemeralInstallerActivity, 1717 mHandler); 1718 } 1719 } 1720 } 1721 } 1722 1723 private void handlePackagePostInstall(PackageInstalledInfo res, boolean grantPermissions, 1724 boolean killApp, String[] grantedPermissions, 1725 boolean launchedForRestore, String installerPackage, 1726 IPackageInstallObserver2 installObserver) { 1727 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED) { 1728 // Send the removed broadcasts 1729 if (res.removedInfo != null) { 1730 res.removedInfo.sendPackageRemovedBroadcasts(killApp); 1731 } 1732 1733 // Now that we successfully installed the package, grant runtime 1734 // permissions if requested before broadcasting the install. Also 1735 // for legacy apps in permission review mode we clear the permission 1736 // review flag which is used to emulate runtime permissions for 1737 // legacy apps. 1738 if (grantPermissions) { 1739 grantRequestedRuntimePermissions(res.pkg, res.newUsers, grantedPermissions); 1740 } 1741 1742 final boolean update = res.removedInfo != null 1743 && res.removedInfo.removedPackage != null; 1744 1745 // If this is the first time we have child packages for a disabled privileged 1746 // app that had no children, we grant requested runtime permissions to the new 1747 // children if the parent on the system image had them already granted. 1748 if (res.pkg.parentPackage != null) { 1749 synchronized (mPackages) { 1750 grantRuntimePermissionsGrantedToDisabledPrivSysPackageParentLPw(res.pkg); 1751 } 1752 } 1753 1754 synchronized (mPackages) { 1755 mInstantAppRegistry.onPackageInstalledLPw(res.pkg, res.newUsers); 1756 } 1757 1758 final String packageName = res.pkg.applicationInfo.packageName; 1759 1760 // Determine the set of users who are adding this package for 1761 // the first time vs. those who are seeing an update. 1762 int[] firstUsers = EMPTY_INT_ARRAY; 1763 int[] updateUsers = EMPTY_INT_ARRAY; 1764 if (res.origUsers == null || res.origUsers.length == 0) { 1765 firstUsers = res.newUsers; 1766 } else { 1767 for (int newUser : res.newUsers) { 1768 boolean isNew = true; 1769 for (int origUser : res.origUsers) { 1770 if (origUser == newUser) { 1771 isNew = false; 1772 break; 1773 } 1774 } 1775 if (isNew) { 1776 firstUsers = ArrayUtils.appendInt(firstUsers, newUser); 1777 } else { 1778 updateUsers = ArrayUtils.appendInt(updateUsers, newUser); 1779 } 1780 } 1781 } 1782 1783 // Send installed broadcasts if the install/update is not ephemeral 1784 // and the package is not a static shared lib. 1785 if (!isEphemeral(res.pkg) && res.pkg.staticSharedLibName == null) { 1786 mProcessLoggingHandler.invalidateProcessLoggingBaseApkHash(res.pkg.baseCodePath); 1787 1788 // Send added for users that see the package for the first time 1789 // sendPackageAddedForNewUsers also deals with system apps 1790 int appId = UserHandle.getAppId(res.uid); 1791 boolean isSystem = res.pkg.applicationInfo.isSystemApp(); 1792 sendPackageAddedForNewUsers(packageName, isSystem, appId, firstUsers); 1793 1794 // Send added for users that don't see the package for the first time 1795 Bundle extras = new Bundle(1); 1796 extras.putInt(Intent.EXTRA_UID, res.uid); 1797 if (update) { 1798 extras.putBoolean(Intent.EXTRA_REPLACING, true); 1799 } 1800 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, packageName, 1801 extras, 0 /*flags*/, null /*targetPackage*/, 1802 null /*finishedReceiver*/, updateUsers); 1803 1804 // Send replaced for users that don't see the package for the first time 1805 if (update) { 1806 sendPackageBroadcast(Intent.ACTION_PACKAGE_REPLACED, 1807 packageName, extras, 0 /*flags*/, 1808 null /*targetPackage*/, null /*finishedReceiver*/, 1809 updateUsers); 1810 sendPackageBroadcast(Intent.ACTION_MY_PACKAGE_REPLACED, 1811 null /*package*/, null /*extras*/, 0 /*flags*/, 1812 packageName /*targetPackage*/, 1813 null /*finishedReceiver*/, updateUsers); 1814 } else if (launchedForRestore && !isSystemApp(res.pkg)) { 1815 // First-install and we did a restore, so we're responsible for the 1816 // first-launch broadcast. 1817 if (DEBUG_BACKUP) { 1818 Slog.i(TAG, "Post-restore of " + packageName 1819 + " sending FIRST_LAUNCH in " + Arrays.toString(firstUsers)); 1820 } 1821 sendFirstLaunchBroadcast(packageName, installerPackage, firstUsers); 1822 } 1823 1824 // Send broadcast package appeared if forward locked/external for all users 1825 // treat asec-hosted packages like removable media on upgrade 1826 if (res.pkg.isForwardLocked() || isExternal(res.pkg)) { 1827 if (DEBUG_INSTALL) { 1828 Slog.i(TAG, "upgrading pkg " + res.pkg 1829 + " is ASEC-hosted -> AVAILABLE"); 1830 } 1831 final int[] uidArray = new int[]{res.pkg.applicationInfo.uid}; 1832 ArrayList<String> pkgList = new ArrayList<>(1); 1833 pkgList.add(packageName); 1834 sendResourcesChangedBroadcast(true, true, pkgList, uidArray, null); 1835 } 1836 } 1837 1838 // Work that needs to happen on first install within each user 1839 if (firstUsers != null && firstUsers.length > 0) { 1840 synchronized (mPackages) { 1841 for (int userId : firstUsers) { 1842 // If this app is a browser and it's newly-installed for some 1843 // users, clear any default-browser state in those users. The 1844 // app's nature doesn't depend on the user, so we can just check 1845 // its browser nature in any user and generalize. 1846 if (packageIsBrowser(packageName, userId)) { 1847 mSettings.setDefaultBrowserPackageNameLPw(null, userId); 1848 } 1849 1850 // We may also need to apply pending (restored) runtime 1851 // permission grants within these users. 1852 mSettings.applyPendingPermissionGrantsLPw(packageName, userId); 1853 } 1854 } 1855 } 1856 1857 // Log current value of "unknown sources" setting 1858 EventLog.writeEvent(EventLogTags.UNKNOWN_SOURCES_ENABLED, 1859 getUnknownSourcesSettings()); 1860 1861 // Force a gc to clear up things 1862 Runtime.getRuntime().gc(); 1863 1864 // Remove the replaced package's older resources safely now 1865 // We delete after a gc for applications on sdcard. 1866 if (res.removedInfo != null && res.removedInfo.args != null) { 1867 synchronized (mInstallLock) { 1868 res.removedInfo.args.doPostDeleteLI(true); 1869 } 1870 } 1871 1872 if (!isEphemeral(res.pkg)) { 1873 // Notify DexManager that the package was installed for new users. 1874 // The updated users should already be indexed and the package code paths 1875 // should not change. 1876 // Don't notify the manager for ephemeral apps as they are not expected to 1877 // survive long enough to benefit of background optimizations. 1878 for (int userId : firstUsers) { 1879 PackageInfo info = getPackageInfo(packageName, /*flags*/ 0, userId); 1880 mDexManager.notifyPackageInstalled(info, userId); 1881 } 1882 } 1883 } 1884 1885 // If someone is watching installs - notify them 1886 if (installObserver != null) { 1887 try { 1888 Bundle extras = extrasForInstallResult(res); 1889 installObserver.onPackageInstalled(res.name, res.returnCode, 1890 res.returnMsg, extras); 1891 } catch (RemoteException e) { 1892 Slog.i(TAG, "Observer no longer exists."); 1893 } 1894 } 1895 } 1896 1897 private void grantRuntimePermissionsGrantedToDisabledPrivSysPackageParentLPw( 1898 PackageParser.Package pkg) { 1899 if (pkg.parentPackage == null) { 1900 return; 1901 } 1902 if (pkg.requestedPermissions == null) { 1903 return; 1904 } 1905 final PackageSetting disabledSysParentPs = mSettings 1906 .getDisabledSystemPkgLPr(pkg.parentPackage.packageName); 1907 if (disabledSysParentPs == null || disabledSysParentPs.pkg == null 1908 || !disabledSysParentPs.isPrivileged() 1909 || (disabledSysParentPs.childPackageNames != null 1910 && !disabledSysParentPs.childPackageNames.isEmpty())) { 1911 return; 1912 } 1913 final int[] allUserIds = sUserManager.getUserIds(); 1914 final int permCount = pkg.requestedPermissions.size(); 1915 for (int i = 0; i < permCount; i++) { 1916 String permission = pkg.requestedPermissions.get(i); 1917 BasePermission bp = mSettings.mPermissions.get(permission); 1918 if (bp == null || !(bp.isRuntime() || bp.isDevelopment())) { 1919 continue; 1920 } 1921 for (int userId : allUserIds) { 1922 if (disabledSysParentPs.getPermissionsState().hasRuntimePermission( 1923 permission, userId)) { 1924 grantRuntimePermission(pkg.packageName, permission, userId); 1925 } 1926 } 1927 } 1928 } 1929 1930 private StorageEventListener mStorageListener = new StorageEventListener() { 1931 @Override 1932 public void onVolumeStateChanged(VolumeInfo vol, int oldState, int newState) { 1933 if (vol.type == VolumeInfo.TYPE_PRIVATE) { 1934 if (vol.state == VolumeInfo.STATE_MOUNTED) { 1935 final String volumeUuid = vol.getFsUuid(); 1936 1937 // Clean up any users or apps that were removed or recreated 1938 // while this volume was missing 1939 reconcileUsers(volumeUuid); 1940 reconcileApps(volumeUuid); 1941 1942 // Clean up any install sessions that expired or were 1943 // cancelled while this volume was missing 1944 mInstallerService.onPrivateVolumeMounted(volumeUuid); 1945 1946 loadPrivatePackages(vol); 1947 1948 } else if (vol.state == VolumeInfo.STATE_EJECTING) { 1949 unloadPrivatePackages(vol); 1950 } 1951 } 1952 1953 if (vol.type == VolumeInfo.TYPE_PUBLIC && vol.isPrimary()) { 1954 if (vol.state == VolumeInfo.STATE_MOUNTED) { 1955 updateExternalMediaStatus(true, false); 1956 } else if (vol.state == VolumeInfo.STATE_EJECTING) { 1957 updateExternalMediaStatus(false, false); 1958 } 1959 } 1960 } 1961 1962 @Override 1963 public void onVolumeForgotten(String fsUuid) { 1964 if (TextUtils.isEmpty(fsUuid)) { 1965 Slog.e(TAG, "Forgetting internal storage is probably a mistake; ignoring"); 1966 return; 1967 } 1968 1969 // Remove any apps installed on the forgotten volume 1970 synchronized (mPackages) { 1971 final List<PackageSetting> packages = mSettings.getVolumePackagesLPr(fsUuid); 1972 for (PackageSetting ps : packages) { 1973 Slog.d(TAG, "Destroying " + ps.name + " because volume was forgotten"); 1974 deletePackageVersioned(new VersionedPackage(ps.name, 1975 PackageManager.VERSION_CODE_HIGHEST), 1976 new LegacyPackageDeleteObserver(null).getBinder(), 1977 UserHandle.USER_SYSTEM, PackageManager.DELETE_ALL_USERS); 1978 // Try very hard to release any references to this package 1979 // so we don't risk the system server being killed due to 1980 // open FDs 1981 AttributeCache.instance().removePackage(ps.name); 1982 } 1983 1984 mSettings.onVolumeForgotten(fsUuid); 1985 mSettings.writeLPr(); 1986 } 1987 } 1988 }; 1989 1990 private void grantRequestedRuntimePermissions(PackageParser.Package pkg, int[] userIds, 1991 String[] grantedPermissions) { 1992 for (int userId : userIds) { 1993 grantRequestedRuntimePermissionsForUser(pkg, userId, grantedPermissions); 1994 } 1995 } 1996 1997 private void grantRequestedRuntimePermissionsForUser(PackageParser.Package pkg, int userId, 1998 String[] grantedPermissions) { 1999 SettingBase sb = (SettingBase) pkg.mExtras; 2000 if (sb == null) { 2001 return; 2002 } 2003 2004 PermissionsState permissionsState = sb.getPermissionsState(); 2005 2006 final int immutableFlags = PackageManager.FLAG_PERMISSION_SYSTEM_FIXED 2007 | PackageManager.FLAG_PERMISSION_POLICY_FIXED; 2008 2009 final boolean supportsRuntimePermissions = pkg.applicationInfo.targetSdkVersion 2010 >= Build.VERSION_CODES.M; 2011 2012 for (String permission : pkg.requestedPermissions) { 2013 final BasePermission bp; 2014 synchronized (mPackages) { 2015 bp = mSettings.mPermissions.get(permission); 2016 } 2017 if (bp != null && (bp.isRuntime() || bp.isDevelopment()) 2018 && (grantedPermissions == null 2019 || ArrayUtils.contains(grantedPermissions, permission))) { 2020 final int flags = permissionsState.getPermissionFlags(permission, userId); 2021 if (supportsRuntimePermissions) { 2022 // Installer cannot change immutable permissions. 2023 if ((flags & immutableFlags) == 0) { 2024 grantRuntimePermission(pkg.packageName, permission, userId); 2025 } 2026 } else if (mPermissionReviewRequired) { 2027 // In permission review mode we clear the review flag when we 2028 // are asked to install the app with all permissions granted. 2029 if ((flags & PackageManager.FLAG_PERMISSION_REVIEW_REQUIRED) != 0) { 2030 updatePermissionFlags(permission, pkg.packageName, 2031 PackageManager.FLAG_PERMISSION_REVIEW_REQUIRED, 0, userId); 2032 } 2033 } 2034 } 2035 } 2036 } 2037 2038 Bundle extrasForInstallResult(PackageInstalledInfo res) { 2039 Bundle extras = null; 2040 switch (res.returnCode) { 2041 case PackageManager.INSTALL_FAILED_DUPLICATE_PERMISSION: { 2042 extras = new Bundle(); 2043 extras.putString(PackageManager.EXTRA_FAILURE_EXISTING_PERMISSION, 2044 res.origPermission); 2045 extras.putString(PackageManager.EXTRA_FAILURE_EXISTING_PACKAGE, 2046 res.origPackage); 2047 break; 2048 } 2049 case PackageManager.INSTALL_SUCCEEDED: { 2050 extras = new Bundle(); 2051 extras.putBoolean(Intent.EXTRA_REPLACING, 2052 res.removedInfo != null && res.removedInfo.removedPackage != null); 2053 break; 2054 } 2055 } 2056 return extras; 2057 } 2058 2059 void scheduleWriteSettingsLocked() { 2060 if (!mHandler.hasMessages(WRITE_SETTINGS)) { 2061 mHandler.sendEmptyMessageDelayed(WRITE_SETTINGS, WRITE_SETTINGS_DELAY); 2062 } 2063 } 2064 2065 void scheduleWritePackageListLocked(int userId) { 2066 if (!mHandler.hasMessages(WRITE_PACKAGE_LIST)) { 2067 Message msg = mHandler.obtainMessage(WRITE_PACKAGE_LIST); 2068 msg.arg1 = userId; 2069 mHandler.sendMessageDelayed(msg, WRITE_SETTINGS_DELAY); 2070 } 2071 } 2072 2073 void scheduleWritePackageRestrictionsLocked(UserHandle user) { 2074 final int userId = user == null ? UserHandle.USER_ALL : user.getIdentifier(); 2075 scheduleWritePackageRestrictionsLocked(userId); 2076 } 2077 2078 void scheduleWritePackageRestrictionsLocked(int userId) { 2079 final int[] userIds = (userId == UserHandle.USER_ALL) 2080 ? sUserManager.getUserIds() : new int[]{userId}; 2081 for (int nextUserId : userIds) { 2082 if (!sUserManager.exists(nextUserId)) return; 2083 mDirtyUsers.add(nextUserId); 2084 if (!mHandler.hasMessages(WRITE_PACKAGE_RESTRICTIONS)) { 2085 mHandler.sendEmptyMessageDelayed(WRITE_PACKAGE_RESTRICTIONS, WRITE_SETTINGS_DELAY); 2086 } 2087 } 2088 } 2089 2090 public static PackageManagerService main(Context context, Installer installer, 2091 boolean factoryTest, boolean onlyCore) { 2092 // Self-check for initial settings. 2093 PackageManagerServiceCompilerMapping.checkProperties(); 2094 2095 PackageManagerService m = new PackageManagerService(context, installer, 2096 factoryTest, onlyCore); 2097 m.enableSystemUserPackages(); 2098 ServiceManager.addService("package", m); 2099 return m; 2100 } 2101 2102 private void enableSystemUserPackages() { 2103 if (!UserManager.isSplitSystemUser()) { 2104 return; 2105 } 2106 // For system user, enable apps based on the following conditions: 2107 // - app is whitelisted or belong to one of these groups: 2108 // -- system app which has no launcher icons 2109 // -- system app which has INTERACT_ACROSS_USERS permission 2110 // -- system IME app 2111 // - app is not in the blacklist 2112 AppsQueryHelper queryHelper = new AppsQueryHelper(this); 2113 Set<String> enableApps = new ArraySet<>(); 2114 enableApps.addAll(queryHelper.queryApps(AppsQueryHelper.GET_NON_LAUNCHABLE_APPS 2115 | AppsQueryHelper.GET_APPS_WITH_INTERACT_ACROSS_USERS_PERM 2116 | AppsQueryHelper.GET_IMES, /* systemAppsOnly */ true, UserHandle.SYSTEM)); 2117 ArraySet<String> wlApps = SystemConfig.getInstance().getSystemUserWhitelistedApps(); 2118 enableApps.addAll(wlApps); 2119 enableApps.addAll(queryHelper.queryApps(AppsQueryHelper.GET_REQUIRED_FOR_SYSTEM_USER, 2120 /* systemAppsOnly */ false, UserHandle.SYSTEM)); 2121 ArraySet<String> blApps = SystemConfig.getInstance().getSystemUserBlacklistedApps(); 2122 enableApps.removeAll(blApps); 2123 Log.i(TAG, "Applications installed for system user: " + enableApps); 2124 List<String> allAps = queryHelper.queryApps(0, /* systemAppsOnly */ false, 2125 UserHandle.SYSTEM); 2126 final int allAppsSize = allAps.size(); 2127 synchronized (mPackages) { 2128 for (int i = 0; i < allAppsSize; i++) { 2129 String pName = allAps.get(i); 2130 PackageSetting pkgSetting = mSettings.mPackages.get(pName); 2131 // Should not happen, but we shouldn't be failing if it does 2132 if (pkgSetting == null) { 2133 continue; 2134 } 2135 boolean install = enableApps.contains(pName); 2136 if (pkgSetting.getInstalled(UserHandle.USER_SYSTEM) != install) { 2137 Log.i(TAG, (install ? "Installing " : "Uninstalling ") + pName 2138 + " for system user"); 2139 pkgSetting.setInstalled(install, UserHandle.USER_SYSTEM); 2140 } 2141 } 2142 } 2143 } 2144 2145 private static void getDefaultDisplayMetrics(Context context, DisplayMetrics metrics) { 2146 DisplayManager displayManager = (DisplayManager) context.getSystemService( 2147 Context.DISPLAY_SERVICE); 2148 displayManager.getDisplay(Display.DEFAULT_DISPLAY).getMetrics(metrics); 2149 } 2150 2151 /** 2152 * Requests that files preopted on a secondary system partition be copied to the data partition 2153 * if possible. Note that the actual copying of the files is accomplished by init for security 2154 * reasons. This simply requests that the copy takes place and awaits confirmation of its 2155 * completion. See platform/system/extras/cppreopt/ for the implementation of the actual copy. 2156 */ 2157 private static void requestCopyPreoptedFiles() { 2158 final int WAIT_TIME_MS = 100; 2159 final String CP_PREOPT_PROPERTY = "sys.cppreopt"; 2160 if (SystemProperties.getInt("ro.cp_system_other_odex", 0) == 1) { 2161 SystemProperties.set(CP_PREOPT_PROPERTY, "requested"); 2162 // We will wait for up to 100 seconds. 2163 final long timeEnd = SystemClock.uptimeMillis() + 100 * 1000; 2164 while (!SystemProperties.get(CP_PREOPT_PROPERTY).equals("finished")) { 2165 try { 2166 Thread.sleep(WAIT_TIME_MS); 2167 } catch (InterruptedException e) { 2168 // Do nothing 2169 } 2170 if (SystemClock.uptimeMillis() > timeEnd) { 2171 SystemProperties.set(CP_PREOPT_PROPERTY, "timed-out"); 2172 Slog.wtf(TAG, "cppreopt did not finish!"); 2173 break; 2174 } 2175 } 2176 } 2177 } 2178 2179 public PackageManagerService(Context context, Installer installer, 2180 boolean factoryTest, boolean onlyCore) { 2181 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "create package manager"); 2182 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_START, 2183 SystemClock.uptimeMillis()); 2184 2185 if (mSdkVersion <= 0) { 2186 Slog.w(TAG, "**** ro.build.version.sdk not set!"); 2187 } 2188 2189 mContext = context; 2190 2191 mPermissionReviewRequired = context.getResources().getBoolean( 2192 R.bool.config_permissionReviewRequired); 2193 2194 mFactoryTest = factoryTest; 2195 mOnlyCore = onlyCore; 2196 mMetrics = new DisplayMetrics(); 2197 mSettings = new Settings(mPackages); 2198 mSettings.addSharedUserLPw("android.uid.system", Process.SYSTEM_UID, 2199 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 2200 mSettings.addSharedUserLPw("android.uid.phone", RADIO_UID, 2201 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 2202 mSettings.addSharedUserLPw("android.uid.log", LOG_UID, 2203 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 2204 mSettings.addSharedUserLPw("android.uid.nfc", NFC_UID, 2205 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 2206 mSettings.addSharedUserLPw("android.uid.bluetooth", BLUETOOTH_UID, 2207 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 2208 mSettings.addSharedUserLPw("android.uid.shell", SHELL_UID, 2209 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 2210 2211 String separateProcesses = SystemProperties.get("debug.separate_processes"); 2212 if (separateProcesses != null && separateProcesses.length() > 0) { 2213 if ("*".equals(separateProcesses)) { 2214 mDefParseFlags = PackageParser.PARSE_IGNORE_PROCESSES; 2215 mSeparateProcesses = null; 2216 Slog.w(TAG, "Running with debug.separate_processes: * (ALL)"); 2217 } else { 2218 mDefParseFlags = 0; 2219 mSeparateProcesses = separateProcesses.split(","); 2220 Slog.w(TAG, "Running with debug.separate_processes: " 2221 + separateProcesses); 2222 } 2223 } else { 2224 mDefParseFlags = 0; 2225 mSeparateProcesses = null; 2226 } 2227 2228 mInstaller = installer; 2229 mPackageDexOptimizer = new PackageDexOptimizer(installer, mInstallLock, context, 2230 "*dexopt*"); 2231 mDexManager = new DexManager(this, mPackageDexOptimizer, installer, mInstallLock); 2232 mMoveCallbacks = new MoveCallbacks(FgThread.get().getLooper()); 2233 2234 mOnPermissionChangeListeners = new OnPermissionChangeListeners( 2235 FgThread.get().getLooper()); 2236 2237 getDefaultDisplayMetrics(context, mMetrics); 2238 2239 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "get system config"); 2240 SystemConfig systemConfig = SystemConfig.getInstance(); 2241 mGlobalGids = systemConfig.getGlobalGids(); 2242 mSystemPermissions = systemConfig.getSystemPermissions(); 2243 mAvailableFeatures = systemConfig.getAvailableFeatures(); 2244 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 2245 2246 mProtectedPackages = new ProtectedPackages(mContext); 2247 2248 synchronized (mInstallLock) { 2249 // writer 2250 synchronized (mPackages) { 2251 mHandlerThread = new ServiceThread(TAG, 2252 Process.THREAD_PRIORITY_BACKGROUND, true /*allowIo*/); 2253 mHandlerThread.start(); 2254 mHandler = new PackageHandler(mHandlerThread.getLooper()); 2255 mProcessLoggingHandler = new ProcessLoggingHandler(); 2256 Watchdog.getInstance().addThread(mHandler, WATCHDOG_TIMEOUT); 2257 2258 mDefaultPermissionPolicy = new DefaultPermissionGrantPolicy(this); 2259 mInstantAppRegistry = new InstantAppRegistry(this); 2260 2261 File dataDir = Environment.getDataDirectory(); 2262 mAppInstallDir = new File(dataDir, "app"); 2263 mAppLib32InstallDir = new File(dataDir, "app-lib"); 2264 mEphemeralInstallDir = new File(dataDir, "app-ephemeral"); 2265 mAsecInternalPath = new File(dataDir, "app-asec").getPath(); 2266 mDrmAppPrivateInstallDir = new File(dataDir, "app-private"); 2267 mUserDataPreparer = new UserDataPreparer(mInstaller, mInstallLock, mContext, mOnlyCore); 2268 sUserManager = new UserManagerService(context, this, mUserDataPreparer, mPackages); 2269 2270 // Propagate permission configuration in to package manager. 2271 ArrayMap<String, SystemConfig.PermissionEntry> permConfig 2272 = systemConfig.getPermissions(); 2273 for (int i=0; i<permConfig.size(); i++) { 2274 SystemConfig.PermissionEntry perm = permConfig.valueAt(i); 2275 BasePermission bp = mSettings.mPermissions.get(perm.name); 2276 if (bp == null) { 2277 bp = new BasePermission(perm.name, "android", BasePermission.TYPE_BUILTIN); 2278 mSettings.mPermissions.put(perm.name, bp); 2279 } 2280 if (perm.gids != null) { 2281 bp.setGids(perm.gids, perm.perUser); 2282 } 2283 } 2284 2285 ArrayMap<String, String> libConfig = systemConfig.getSharedLibraries(); 2286 final int builtInLibCount = libConfig.size(); 2287 for (int i = 0; i < builtInLibCount; i++) { 2288 String name = libConfig.keyAt(i); 2289 String path = libConfig.valueAt(i); 2290 addSharedLibraryLPw(path, null, name, SharedLibraryInfo.VERSION_UNDEFINED, 2291 SharedLibraryInfo.TYPE_BUILTIN, PLATFORM_PACKAGE_NAME, 0); 2292 } 2293 2294 mFoundPolicyFile = SELinuxMMAC.readInstallPolicy(); 2295 2296 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "read user settings"); 2297 mFirstBoot = !mSettings.readLPw(sUserManager.getUsers(false)); 2298 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 2299 2300 // Clean up orphaned packages for which the code path doesn't exist 2301 // and they are an update to a system app - caused by bug/32321269 2302 final int packageSettingCount = mSettings.mPackages.size(); 2303 for (int i = packageSettingCount - 1; i >= 0; i--) { 2304 PackageSetting ps = mSettings.mPackages.valueAt(i); 2305 if (!isExternal(ps) && (ps.codePath == null || !ps.codePath.exists()) 2306 && mSettings.getDisabledSystemPkgLPr(ps.name) != null) { 2307 mSettings.mPackages.removeAt(i); 2308 mSettings.enableSystemPackageLPw(ps.name); 2309 } 2310 } 2311 2312 if (mFirstBoot) { 2313 requestCopyPreoptedFiles(); 2314 } 2315 2316 String customResolverActivity = Resources.getSystem().getString( 2317 R.string.config_customResolverActivity); 2318 if (TextUtils.isEmpty(customResolverActivity)) { 2319 customResolverActivity = null; 2320 } else { 2321 mCustomResolverComponentName = ComponentName.unflattenFromString( 2322 customResolverActivity); 2323 } 2324 2325 long startTime = SystemClock.uptimeMillis(); 2326 2327 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_SYSTEM_SCAN_START, 2328 startTime); 2329 2330 final String bootClassPath = System.getenv("BOOTCLASSPATH"); 2331 final String systemServerClassPath = System.getenv("SYSTEMSERVERCLASSPATH"); 2332 2333 if (bootClassPath == null) { 2334 Slog.w(TAG, "No BOOTCLASSPATH found!"); 2335 } 2336 2337 if (systemServerClassPath == null) { 2338 Slog.w(TAG, "No SYSTEMSERVERCLASSPATH found!"); 2339 } 2340 2341 final List<String> allInstructionSets = InstructionSets.getAllInstructionSets(); 2342 final String[] dexCodeInstructionSets = 2343 getDexCodeInstructionSets( 2344 allInstructionSets.toArray(new String[allInstructionSets.size()])); 2345 2346 /** 2347 * Ensure all external libraries have had dexopt run on them. 2348 */ 2349 if (mSharedLibraries.size() > 0) { 2350 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "dexopt"); 2351 // NOTE: For now, we're compiling these system "shared libraries" 2352 // (and framework jars) into all available architectures. It's possible 2353 // to compile them only when we come across an app that uses them (there's 2354 // already logic for that in scanPackageLI) but that adds some complexity. 2355 for (String dexCodeInstructionSet : dexCodeInstructionSets) { 2356 final int libCount = mSharedLibraries.size(); 2357 for (int i = 0; i < libCount; i++) { 2358 SparseArray<SharedLibraryEntry> versionedLib = mSharedLibraries.valueAt(i); 2359 final int versionCount = versionedLib.size(); 2360 for (int j = 0; j < versionCount; j++) { 2361 SharedLibraryEntry libEntry = versionedLib.valueAt(j); 2362 final String libPath = libEntry.path != null 2363 ? libEntry.path : libEntry.apk; 2364 if (libPath == null) { 2365 continue; 2366 } 2367 try { 2368 // Shared libraries do not have profiles so we perform a full 2369 // AOT compilation (if needed). 2370 int dexoptNeeded = DexFile.getDexOptNeeded( 2371 libPath, dexCodeInstructionSet, 2372 getCompilerFilterForReason(REASON_SHARED_APK), 2373 false /* newProfile */); 2374 if (dexoptNeeded != DexFile.NO_DEXOPT_NEEDED) { 2375 mInstaller.dexopt(libPath, Process.SYSTEM_UID, "*", 2376 dexCodeInstructionSet, dexoptNeeded, null, 2377 DEXOPT_PUBLIC, 2378 getCompilerFilterForReason(REASON_SHARED_APK), 2379 StorageManager.UUID_PRIVATE_INTERNAL, 2380 SKIP_SHARED_LIBRARY_CHECK); 2381 } 2382 } catch (FileNotFoundException e) { 2383 Slog.w(TAG, "Library not found: " + libPath); 2384 } catch (IOException | InstallerException e) { 2385 Slog.w(TAG, "Cannot dexopt " + libPath + "; is it an APK or JAR? " 2386 + e.getMessage()); 2387 } 2388 } 2389 } 2390 } 2391 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 2392 } 2393 2394 File frameworkDir = new File(Environment.getRootDirectory(), "framework"); 2395 2396 final VersionInfo ver = mSettings.getInternalVersion(); 2397 mIsUpgrade = !Build.FINGERPRINT.equals(ver.fingerprint); 2398 2399 // when upgrading from pre-M, promote system app permissions from install to runtime 2400 mPromoteSystemApps = 2401 mIsUpgrade && ver.sdkVersion <= Build.VERSION_CODES.LOLLIPOP_MR1; 2402 2403 // When upgrading from pre-N, we need to handle package extraction like first boot, 2404 // as there is no profiling data available. 2405 mIsPreNUpgrade = mIsUpgrade && ver.sdkVersion < Build.VERSION_CODES.N; 2406 2407 mIsPreNMR1Upgrade = mIsUpgrade && ver.sdkVersion < Build.VERSION_CODES.N_MR1; 2408 2409 // save off the names of pre-existing system packages prior to scanning; we don't 2410 // want to automatically grant runtime permissions for new system apps 2411 if (mPromoteSystemApps) { 2412 Iterator<PackageSetting> pkgSettingIter = mSettings.mPackages.values().iterator(); 2413 while (pkgSettingIter.hasNext()) { 2414 PackageSetting ps = pkgSettingIter.next(); 2415 if (isSystemApp(ps)) { 2416 mExistingSystemPackages.add(ps.name); 2417 } 2418 } 2419 } 2420 2421 mCacheDir = preparePackageParserCache(mIsUpgrade); 2422 2423 // Set flag to monitor and not change apk file paths when 2424 // scanning install directories. 2425 int scanFlags = SCAN_BOOTING | SCAN_INITIAL; 2426 2427 if (mIsUpgrade || mFirstBoot) { 2428 scanFlags = scanFlags | SCAN_FIRST_BOOT_OR_UPGRADE; 2429 } 2430 2431 // Collect vendor overlay packages. (Do this before scanning any apps.) 2432 // For security and version matching reason, only consider 2433 // overlay packages if they reside in the right directory. 2434 String overlayThemeDir = SystemProperties.get(VENDOR_OVERLAY_THEME_PERSIST_PROPERTY); 2435 if (overlayThemeDir.isEmpty()) { 2436 overlayThemeDir = SystemProperties.get(VENDOR_OVERLAY_THEME_PROPERTY); 2437 } 2438 if (!overlayThemeDir.isEmpty()) { 2439 scanDirTracedLI(new File(VENDOR_OVERLAY_DIR, overlayThemeDir), mDefParseFlags 2440 | PackageParser.PARSE_IS_SYSTEM 2441 | PackageParser.PARSE_IS_SYSTEM_DIR 2442 | PackageParser.PARSE_TRUSTED_OVERLAY, scanFlags | SCAN_TRUSTED_OVERLAY, 0); 2443 } 2444 scanDirTracedLI(new File(VENDOR_OVERLAY_DIR), mDefParseFlags 2445 | PackageParser.PARSE_IS_SYSTEM 2446 | PackageParser.PARSE_IS_SYSTEM_DIR 2447 | PackageParser.PARSE_TRUSTED_OVERLAY, scanFlags | SCAN_TRUSTED_OVERLAY, 0); 2448 2449 // Find base frameworks (resource packages without code). 2450 scanDirTracedLI(frameworkDir, mDefParseFlags 2451 | PackageParser.PARSE_IS_SYSTEM 2452 | PackageParser.PARSE_IS_SYSTEM_DIR 2453 | PackageParser.PARSE_IS_PRIVILEGED, 2454 scanFlags | SCAN_NO_DEX, 0); 2455 2456 // Collected privileged system packages. 2457 final File privilegedAppDir = new File(Environment.getRootDirectory(), "priv-app"); 2458 scanDirTracedLI(privilegedAppDir, mDefParseFlags 2459 | PackageParser.PARSE_IS_SYSTEM 2460 | PackageParser.PARSE_IS_SYSTEM_DIR 2461 | PackageParser.PARSE_IS_PRIVILEGED, scanFlags, 0); 2462 2463 // Collect ordinary system packages. 2464 final File systemAppDir = new File(Environment.getRootDirectory(), "app"); 2465 scanDirTracedLI(systemAppDir, mDefParseFlags 2466 | PackageParser.PARSE_IS_SYSTEM 2467 | PackageParser.PARSE_IS_SYSTEM_DIR, scanFlags, 0); 2468 2469 // Collect all vendor packages. 2470 File vendorAppDir = new File("/vendor/app"); 2471 try { 2472 vendorAppDir = vendorAppDir.getCanonicalFile(); 2473 } catch (IOException e) { 2474 // failed to look up canonical path, continue with original one 2475 } 2476 scanDirTracedLI(vendorAppDir, mDefParseFlags 2477 | PackageParser.PARSE_IS_SYSTEM 2478 | PackageParser.PARSE_IS_SYSTEM_DIR, scanFlags, 0); 2479 2480 // Collect all OEM packages. 2481 final File oemAppDir = new File(Environment.getOemDirectory(), "app"); 2482 scanDirTracedLI(oemAppDir, mDefParseFlags 2483 | PackageParser.PARSE_IS_SYSTEM 2484 | PackageParser.PARSE_IS_SYSTEM_DIR, scanFlags, 0); 2485 2486 // Prune any system packages that no longer exist. 2487 final List<String> possiblyDeletedUpdatedSystemApps = new ArrayList<String>(); 2488 if (!mOnlyCore) { 2489 Iterator<PackageSetting> psit = mSettings.mPackages.values().iterator(); 2490 while (psit.hasNext()) { 2491 PackageSetting ps = psit.next(); 2492 2493 /* 2494 * If this is not a system app, it can't be a 2495 * disable system app. 2496 */ 2497 if ((ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) == 0) { 2498 continue; 2499 } 2500 2501 /* 2502 * If the package is scanned, it's not erased. 2503 */ 2504 final PackageParser.Package scannedPkg = mPackages.get(ps.name); 2505 if (scannedPkg != null) { 2506 /* 2507 * If the system app is both scanned and in the 2508 * disabled packages list, then it must have been 2509 * added via OTA. Remove it from the currently 2510 * scanned package so the previously user-installed 2511 * application can be scanned. 2512 */ 2513 if (mSettings.isDisabledSystemPackageLPr(ps.name)) { 2514 logCriticalInfo(Log.WARN, "Expecting better updated system app for " 2515 + ps.name + "; removing system app. Last known codePath=" 2516 + ps.codePathString + ", installStatus=" + ps.installStatus 2517 + ", versionCode=" + ps.versionCode + "; scanned versionCode=" 2518 + scannedPkg.mVersionCode); 2519 removePackageLI(scannedPkg, true); 2520 mExpectingBetter.put(ps.name, ps.codePath); 2521 } 2522 2523 continue; 2524 } 2525 2526 if (!mSettings.isDisabledSystemPackageLPr(ps.name)) { 2527 psit.remove(); 2528 logCriticalInfo(Log.WARN, "System package " + ps.name 2529 + " no longer exists; it's data will be wiped"); 2530 // Actual deletion of code and data will be handled by later 2531 // reconciliation step 2532 } else { 2533 final PackageSetting disabledPs = mSettings.getDisabledSystemPkgLPr(ps.name); 2534 if (disabledPs.codePath == null || !disabledPs.codePath.exists()) { 2535 possiblyDeletedUpdatedSystemApps.add(ps.name); 2536 } 2537 } 2538 } 2539 } 2540 2541 //look for any incomplete package installations 2542 ArrayList<PackageSetting> deletePkgsList = mSettings.getListOfIncompleteInstallPackagesLPr(); 2543 for (int i = 0; i < deletePkgsList.size(); i++) { 2544 // Actual deletion of code and data will be handled by later 2545 // reconciliation step 2546 final String packageName = deletePkgsList.get(i).name; 2547 logCriticalInfo(Log.WARN, "Cleaning up incompletely installed app: " + packageName); 2548 synchronized (mPackages) { 2549 mSettings.removePackageLPw(packageName); 2550 } 2551 } 2552 2553 //delete tmp files 2554 deleteTempPackageFiles(); 2555 2556 // Remove any shared userIDs that have no associated packages 2557 mSettings.pruneSharedUsersLPw(); 2558 2559 if (!mOnlyCore) { 2560 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_DATA_SCAN_START, 2561 SystemClock.uptimeMillis()); 2562 scanDirTracedLI(mAppInstallDir, 0, scanFlags | SCAN_REQUIRE_KNOWN, 0); 2563 2564 scanDirTracedLI(mDrmAppPrivateInstallDir, mDefParseFlags 2565 | PackageParser.PARSE_FORWARD_LOCK, 2566 scanFlags | SCAN_REQUIRE_KNOWN, 0); 2567 2568 scanDirLI(mEphemeralInstallDir, mDefParseFlags 2569 | PackageParser.PARSE_IS_EPHEMERAL, 2570 scanFlags | SCAN_REQUIRE_KNOWN, 0); 2571 2572 /** 2573 * Remove disable package settings for any updated system 2574 * apps that were removed via an OTA. If they're not a 2575 * previously-updated app, remove them completely. 2576 * Otherwise, just revoke their system-level permissions. 2577 */ 2578 for (String deletedAppName : possiblyDeletedUpdatedSystemApps) { 2579 PackageParser.Package deletedPkg = mPackages.get(deletedAppName); 2580 mSettings.removeDisabledSystemPackageLPw(deletedAppName); 2581 2582 String msg; 2583 if (deletedPkg == null) { 2584 msg = "Updated system package " + deletedAppName 2585 + " no longer exists; it's data will be wiped"; 2586 // Actual deletion of code and data will be handled by later 2587 // reconciliation step 2588 } else { 2589 msg = "Updated system app + " + deletedAppName 2590 + " no longer present; removing system privileges for " 2591 + deletedAppName; 2592 2593 deletedPkg.applicationInfo.flags &= ~ApplicationInfo.FLAG_SYSTEM; 2594 2595 PackageSetting deletedPs = mSettings.mPackages.get(deletedAppName); 2596 deletedPs.pkgFlags &= ~ApplicationInfo.FLAG_SYSTEM; 2597 } 2598 logCriticalInfo(Log.WARN, msg); 2599 } 2600 2601 /** 2602 * Make sure all system apps that we expected to appear on 2603 * the userdata partition actually showed up. If they never 2604 * appeared, crawl back and revive the system version. 2605 */ 2606 for (int i = 0; i < mExpectingBetter.size(); i++) { 2607 final String packageName = mExpectingBetter.keyAt(i); 2608 if (!mPackages.containsKey(packageName)) { 2609 final File scanFile = mExpectingBetter.valueAt(i); 2610 2611 logCriticalInfo(Log.WARN, "Expected better " + packageName 2612 + " but never showed up; reverting to system"); 2613 2614 int reparseFlags = mDefParseFlags; 2615 if (FileUtils.contains(privilegedAppDir, scanFile)) { 2616 reparseFlags = PackageParser.PARSE_IS_SYSTEM 2617 | PackageParser.PARSE_IS_SYSTEM_DIR 2618 | PackageParser.PARSE_IS_PRIVILEGED; 2619 } else if (FileUtils.contains(systemAppDir, scanFile)) { 2620 reparseFlags = PackageParser.PARSE_IS_SYSTEM 2621 | PackageParser.PARSE_IS_SYSTEM_DIR; 2622 } else if (FileUtils.contains(vendorAppDir, scanFile)) { 2623 reparseFlags = PackageParser.PARSE_IS_SYSTEM 2624 | PackageParser.PARSE_IS_SYSTEM_DIR; 2625 } else if (FileUtils.contains(oemAppDir, scanFile)) { 2626 reparseFlags = PackageParser.PARSE_IS_SYSTEM 2627 | PackageParser.PARSE_IS_SYSTEM_DIR; 2628 } else { 2629 Slog.e(TAG, "Ignoring unexpected fallback path " + scanFile); 2630 continue; 2631 } 2632 2633 mSettings.enableSystemPackageLPw(packageName); 2634 2635 try { 2636 scanPackageTracedLI(scanFile, reparseFlags, scanFlags, 0, null); 2637 } catch (PackageManagerException e) { 2638 Slog.e(TAG, "Failed to parse original system package: " 2639 + e.getMessage()); 2640 } 2641 } 2642 } 2643 } 2644 mExpectingBetter.clear(); 2645 2646 // Resolve the storage manager. 2647 mStorageManagerPackage = getStorageManagerPackageName(); 2648 2649 // Resolve protected action filters. Only the setup wizard is allowed to 2650 // have a high priority filter for these actions. 2651 mSetupWizardPackage = getSetupWizardPackageName(); 2652 if (mProtectedFilters.size() > 0) { 2653 if (DEBUG_FILTERS && mSetupWizardPackage == null) { 2654 Slog.i(TAG, "No setup wizard;" 2655 + " All protected intents capped to priority 0"); 2656 } 2657 for (ActivityIntentInfo filter : mProtectedFilters) { 2658 if (filter.activity.info.packageName.equals(mSetupWizardPackage)) { 2659 if (DEBUG_FILTERS) { 2660 Slog.i(TAG, "Found setup wizard;" 2661 + " allow priority " + filter.getPriority() + ";" 2662 + " package: " + filter.activity.info.packageName 2663 + " activity: " + filter.activity.className 2664 + " priority: " + filter.getPriority()); 2665 } 2666 // skip setup wizard; allow it to keep the high priority filter 2667 continue; 2668 } 2669 Slog.w(TAG, "Protected action; cap priority to 0;" 2670 + " package: " + filter.activity.info.packageName 2671 + " activity: " + filter.activity.className 2672 + " origPrio: " + filter.getPriority()); 2673 filter.setPriority(0); 2674 } 2675 } 2676 mDeferProtectedFilters = false; 2677 mProtectedFilters.clear(); 2678 2679 // Now that we know all of the shared libraries, update all clients to have 2680 // the correct library paths. 2681 updateAllSharedLibrariesLPw(null); 2682 2683 for (SharedUserSetting setting : mSettings.getAllSharedUsersLPw()) { 2684 // NOTE: We ignore potential failures here during a system scan (like 2685 // the rest of the commands above) because there's precious little we 2686 // can do about it. A settings error is reported, though. 2687 adjustCpuAbisForSharedUserLPw(setting.packages, null /*scannedPackage*/); 2688 } 2689 2690 // Now that we know all the packages we are keeping, 2691 // read and update their last usage times. 2692 mPackageUsage.read(mPackages); 2693 mCompilerStats.read(); 2694 2695 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_SCAN_END, 2696 SystemClock.uptimeMillis()); 2697 Slog.i(TAG, "Time to scan packages: " 2698 + ((SystemClock.uptimeMillis()-startTime)/1000f) 2699 + " seconds"); 2700 2701 // If the platform SDK has changed since the last time we booted, 2702 // we need to re-grant app permission to catch any new ones that 2703 // appear. This is really a hack, and means that apps can in some 2704 // cases get permissions that the user didn't initially explicitly 2705 // allow... it would be nice to have some better way to handle 2706 // this situation. 2707 int updateFlags = UPDATE_PERMISSIONS_ALL; 2708 if (ver.sdkVersion != mSdkVersion) { 2709 Slog.i(TAG, "Platform changed from " + ver.sdkVersion + " to " 2710 + mSdkVersion + "; regranting permissions for internal storage"); 2711 updateFlags |= UPDATE_PERMISSIONS_REPLACE_PKG | UPDATE_PERMISSIONS_REPLACE_ALL; 2712 } 2713 updatePermissionsLPw(null, null, StorageManager.UUID_PRIVATE_INTERNAL, updateFlags); 2714 ver.sdkVersion = mSdkVersion; 2715 2716 // If this is the first boot or an update from pre-M, and it is a normal 2717 // boot, then we need to initialize the default preferred apps across 2718 // all defined users. 2719 if (!onlyCore && (mPromoteSystemApps || mFirstBoot)) { 2720 for (UserInfo user : sUserManager.getUsers(true)) { 2721 mSettings.applyDefaultPreferredAppsLPw(this, user.id); 2722 applyFactoryDefaultBrowserLPw(user.id); 2723 primeDomainVerificationsLPw(user.id); 2724 } 2725 } 2726 2727 // Prepare storage for system user really early during boot, 2728 // since core system apps like SettingsProvider and SystemUI 2729 // can't wait for user to start 2730 final int storageFlags; 2731 if (StorageManager.isFileEncryptedNativeOrEmulated()) { 2732 storageFlags = StorageManager.FLAG_STORAGE_DE; 2733 } else { 2734 storageFlags = StorageManager.FLAG_STORAGE_DE | StorageManager.FLAG_STORAGE_CE; 2735 } 2736 reconcileAppsDataLI(StorageManager.UUID_PRIVATE_INTERNAL, UserHandle.USER_SYSTEM, 2737 storageFlags, true /* migrateAppData */); 2738 2739 // If this is first boot after an OTA, and a normal boot, then 2740 // we need to clear code cache directories. 2741 // Note that we do *not* clear the application profiles. These remain valid 2742 // across OTAs and are used to drive profile verification (post OTA) and 2743 // profile compilation (without waiting to collect a fresh set of profiles). 2744 if (mIsUpgrade && !onlyCore) { 2745 Slog.i(TAG, "Build fingerprint changed; clearing code caches"); 2746 for (int i = 0; i < mSettings.mPackages.size(); i++) { 2747 final PackageSetting ps = mSettings.mPackages.valueAt(i); 2748 if (Objects.equals(StorageManager.UUID_PRIVATE_INTERNAL, ps.volumeUuid)) { 2749 // No apps are running this early, so no need to freeze 2750 clearAppDataLIF(ps.pkg, UserHandle.USER_ALL, 2751 StorageManager.FLAG_STORAGE_DE | StorageManager.FLAG_STORAGE_CE 2752 | Installer.FLAG_CLEAR_CODE_CACHE_ONLY); 2753 } 2754 } 2755 ver.fingerprint = Build.FINGERPRINT; 2756 } 2757 2758 checkDefaultBrowser(); 2759 2760 // clear only after permissions and other defaults have been updated 2761 mExistingSystemPackages.clear(); 2762 mPromoteSystemApps = false; 2763 2764 // All the changes are done during package scanning. 2765 ver.databaseVersion = Settings.CURRENT_DATABASE_VERSION; 2766 2767 // can downgrade to reader 2768 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "write settings"); 2769 mSettings.writeLPr(); 2770 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 2771 2772 // Perform dexopt on all apps that mark themselves as coreApps. We do this pretty 2773 // early on (before the package manager declares itself as early) because other 2774 // components in the system server might ask for package contexts for these apps. 2775 // 2776 // Note that "onlyCore" in this context means the system is encrypted or encrypting 2777 // (i.e, that the data partition is unavailable). 2778 if ((isFirstBoot() || isUpgrade() || VMRuntime.didPruneDalvikCache()) && !onlyCore) { 2779 long start = System.nanoTime(); 2780 List<PackageParser.Package> coreApps = new ArrayList<>(); 2781 for (PackageParser.Package pkg : mPackages.values()) { 2782 if (pkg.coreApp) { 2783 coreApps.add(pkg); 2784 } 2785 } 2786 2787 int[] stats = performDexOptUpgrade(coreApps, false, 2788 getCompilerFilterForReason(REASON_CORE_APP)); 2789 2790 final int elapsedTimeSeconds = 2791 (int) TimeUnit.NANOSECONDS.toSeconds(System.nanoTime() - start); 2792 MetricsLogger.histogram(mContext, "opt_coreapps_time_s", elapsedTimeSeconds); 2793 2794 if (DEBUG_DEXOPT) { 2795 Slog.i(TAG, "Dex-opt core apps took : " + elapsedTimeSeconds + " seconds (" + 2796 stats[0] + ", " + stats[1] + ", " + stats[2] + ")"); 2797 } 2798 2799 2800 // TODO: Should we log these stats to tron too ? 2801 // MetricsLogger.histogram(mContext, "opt_coreapps_num_dexopted", stats[0]); 2802 // MetricsLogger.histogram(mContext, "opt_coreapps_num_skipped", stats[1]); 2803 // MetricsLogger.histogram(mContext, "opt_coreapps_num_failed", stats[2]); 2804 // MetricsLogger.histogram(mContext, "opt_coreapps_num_total", coreApps.size()); 2805 } 2806 2807 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_READY, 2808 SystemClock.uptimeMillis()); 2809 2810 if (!mOnlyCore) { 2811 mRequiredVerifierPackage = getRequiredButNotReallyRequiredVerifierLPr(); 2812 mRequiredInstallerPackage = getRequiredInstallerLPr(); 2813 mRequiredUninstallerPackage = getRequiredUninstallerLPr(); 2814 mIntentFilterVerifierComponent = getIntentFilterVerifierComponentNameLPr(); 2815 mIntentFilterVerifier = new IntentVerifierProxy(mContext, 2816 mIntentFilterVerifierComponent); 2817 mServicesSystemSharedLibraryPackageName = getRequiredSharedLibraryLPr( 2818 PackageManager.SYSTEM_SHARED_LIBRARY_SERVICES, 2819 SharedLibraryInfo.VERSION_UNDEFINED); 2820 mSharedSystemSharedLibraryPackageName = getRequiredSharedLibraryLPr( 2821 PackageManager.SYSTEM_SHARED_LIBRARY_SHARED, 2822 SharedLibraryInfo.VERSION_UNDEFINED); 2823 } else { 2824 mRequiredVerifierPackage = null; 2825 mRequiredInstallerPackage = null; 2826 mRequiredUninstallerPackage = null; 2827 mIntentFilterVerifierComponent = null; 2828 mIntentFilterVerifier = null; 2829 mServicesSystemSharedLibraryPackageName = null; 2830 mSharedSystemSharedLibraryPackageName = null; 2831 } 2832 2833 mInstallerService = new PackageInstallerService(context, this); 2834 2835 final ComponentName ephemeralResolverComponent = getEphemeralResolverLPr(); 2836 if (ephemeralResolverComponent != null) { 2837 if (DEBUG_EPHEMERAL) { 2838 Slog.i(TAG, "Ephemeral resolver: " + ephemeralResolverComponent); 2839 } 2840 mEphemeralResolverConnection = 2841 new EphemeralResolverConnection(mContext, ephemeralResolverComponent); 2842 } else { 2843 mEphemeralResolverConnection = null; 2844 } 2845 mEphemeralInstallerComponent = getEphemeralInstallerLPr(); 2846 if (mEphemeralInstallerComponent != null) { 2847 if (DEBUG_EPHEMERAL) { 2848 Slog.i(TAG, "Ephemeral installer: " + mEphemeralInstallerComponent); 2849 } 2850 setUpEphemeralInstallerActivityLP(mEphemeralInstallerComponent); 2851 } 2852 2853 // Read and update the usage of dex files. 2854 // Do this at the end of PM init so that all the packages have their 2855 // data directory reconciled. 2856 // At this point we know the code paths of the packages, so we can validate 2857 // the disk file and build the internal cache. 2858 // The usage file is expected to be small so loading and verifying it 2859 // should take a fairly small time compare to the other activities (e.g. package 2860 // scanning). 2861 final Map<Integer, List<PackageInfo>> userPackages = new HashMap<>(); 2862 final int[] currentUserIds = UserManagerService.getInstance().getUserIds(); 2863 for (int userId : currentUserIds) { 2864 userPackages.put(userId, getInstalledPackages(/*flags*/ 0, userId).getList()); 2865 } 2866 mDexManager.load(userPackages); 2867 } // synchronized (mPackages) 2868 } // synchronized (mInstallLock) 2869 2870 // Now after opening every single application zip, make sure they 2871 // are all flushed. Not really needed, but keeps things nice and 2872 // tidy. 2873 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "GC"); 2874 Runtime.getRuntime().gc(); 2875 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 2876 2877 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "loadFallbacks"); 2878 FallbackCategoryProvider.loadFallbacks(); 2879 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 2880 2881 // The initial scanning above does many calls into installd while 2882 // holding the mPackages lock, but we're mostly interested in yelling 2883 // once we have a booted system. 2884 mInstaller.setWarnIfHeld(mPackages); 2885 2886 // Expose private service for system components to use. 2887 LocalServices.addService(PackageManagerInternal.class, new PackageManagerInternalImpl()); 2888 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 2889 } 2890 2891 private static File preparePackageParserCache(boolean isUpgrade) { 2892 if (!DEFAULT_PACKAGE_PARSER_CACHE_ENABLED) { 2893 return null; 2894 } 2895 2896 // Disable package parsing on eng builds to allow for faster incremental development. 2897 if ("eng".equals(Build.TYPE)) { 2898 return null; 2899 } 2900 2901 if (SystemProperties.getBoolean("pm.boot.disable_package_cache", false)) { 2902 Slog.i(TAG, "Disabling package parser cache due to system property."); 2903 return null; 2904 } 2905 2906 // The base directory for the package parser cache lives under /data/system/. 2907 final File cacheBaseDir = FileUtils.createDir(Environment.getDataSystemDirectory(), 2908 "package_cache"); 2909 if (cacheBaseDir == null) { 2910 return null; 2911 } 2912 2913 // If this is a system upgrade scenario, delete the contents of the package cache dir. 2914 // This also serves to "GC" unused entries when the package cache version changes (which 2915 // can only happen during upgrades). 2916 if (isUpgrade) { 2917 FileUtils.deleteContents(cacheBaseDir); 2918 } 2919 2920 2921 // Return the versioned package cache directory. This is something like 2922 // "/data/system/package_cache/1" 2923 File cacheDir = FileUtils.createDir(cacheBaseDir, PACKAGE_PARSER_CACHE_VERSION); 2924 2925 // The following is a workaround to aid development on non-numbered userdebug 2926 // builds or cases where "adb sync" is used on userdebug builds. If we detect that 2927 // the system partition is newer. 2928 // 2929 // NOTE: When no BUILD_NUMBER is set by the build system, it defaults to a build 2930 // that starts with "eng." to signify that this is an engineering build and not 2931 // destined for release. 2932 if ("userdebug".equals(Build.TYPE) && Build.VERSION.INCREMENTAL.startsWith("eng.")) { 2933 Slog.w(TAG, "Wiping cache directory because the system partition changed."); 2934 2935 // Heuristic: If the /system directory has been modified recently due to an "adb sync" 2936 // or a regular make, then blow away the cache. Note that mtimes are *NOT* reliable 2937 // in general and should not be used for production changes. In this specific case, 2938 // we know that they will work. 2939 File frameworkDir = new File(Environment.getRootDirectory(), "framework"); 2940 if (cacheDir.lastModified() < frameworkDir.lastModified()) { 2941 FileUtils.deleteContents(cacheBaseDir); 2942 cacheDir = FileUtils.createDir(cacheBaseDir, PACKAGE_PARSER_CACHE_VERSION); 2943 } 2944 } 2945 2946 return cacheDir; 2947 } 2948 2949 @Override 2950 public boolean isFirstBoot() { 2951 return mFirstBoot; 2952 } 2953 2954 @Override 2955 public boolean isOnlyCoreApps() { 2956 return mOnlyCore; 2957 } 2958 2959 @Override 2960 public boolean isUpgrade() { 2961 return mIsUpgrade; 2962 } 2963 2964 private @Nullable String getRequiredButNotReallyRequiredVerifierLPr() { 2965 final Intent intent = new Intent(Intent.ACTION_PACKAGE_NEEDS_VERIFICATION); 2966 2967 final List<ResolveInfo> matches = queryIntentReceiversInternal(intent, PACKAGE_MIME_TYPE, 2968 MATCH_SYSTEM_ONLY | MATCH_DIRECT_BOOT_AWARE | MATCH_DIRECT_BOOT_UNAWARE, 2969 UserHandle.USER_SYSTEM); 2970 if (matches.size() == 1) { 2971 return matches.get(0).getComponentInfo().packageName; 2972 } else if (matches.size() == 0) { 2973 Log.e(TAG, "There should probably be a verifier, but, none were found"); 2974 return null; 2975 } 2976 throw new RuntimeException("There must be exactly one verifier; found " + matches); 2977 } 2978 2979 private @NonNull String getRequiredSharedLibraryLPr(String name, int version) { 2980 synchronized (mPackages) { 2981 SharedLibraryEntry libraryEntry = getSharedLibraryEntryLPr(name, version); 2982 if (libraryEntry == null) { 2983 throw new IllegalStateException("Missing required shared library:" + name); 2984 } 2985 return libraryEntry.apk; 2986 } 2987 } 2988 2989 private @NonNull String getRequiredInstallerLPr() { 2990 final Intent intent = new Intent(Intent.ACTION_INSTALL_PACKAGE); 2991 intent.addCategory(Intent.CATEGORY_DEFAULT); 2992 intent.setDataAndType(Uri.fromFile(new File("foo.apk")), PACKAGE_MIME_TYPE); 2993 2994 final List<ResolveInfo> matches = queryIntentActivitiesInternal(intent, PACKAGE_MIME_TYPE, 2995 MATCH_SYSTEM_ONLY | MATCH_DIRECT_BOOT_AWARE | MATCH_DIRECT_BOOT_UNAWARE, 2996 UserHandle.USER_SYSTEM); 2997 if (matches.size() == 1) { 2998 ResolveInfo resolveInfo = matches.get(0); 2999 if (!resolveInfo.activityInfo.applicationInfo.isPrivilegedApp()) { 3000 throw new RuntimeException("The installer must be a privileged app"); 3001 } 3002 return matches.get(0).getComponentInfo().packageName; 3003 } else { 3004 throw new RuntimeException("There must be exactly one installer; found " + matches); 3005 } 3006 } 3007 3008 private @NonNull String getRequiredUninstallerLPr() { 3009 final Intent intent = new Intent(Intent.ACTION_UNINSTALL_PACKAGE); 3010 intent.addCategory(Intent.CATEGORY_DEFAULT); 3011 intent.setData(Uri.fromParts(PACKAGE_SCHEME, "foo.bar", null)); 3012 3013 final ResolveInfo resolveInfo = resolveIntent(intent, null, 3014 MATCH_SYSTEM_ONLY | MATCH_DIRECT_BOOT_AWARE | MATCH_DIRECT_BOOT_UNAWARE, 3015 UserHandle.USER_SYSTEM); 3016 if (resolveInfo == null || 3017 mResolveActivity.name.equals(resolveInfo.getComponentInfo().name)) { 3018 throw new RuntimeException("There must be exactly one uninstaller; found " 3019 + resolveInfo); 3020 } 3021 return resolveInfo.getComponentInfo().packageName; 3022 } 3023 3024 private @NonNull ComponentName getIntentFilterVerifierComponentNameLPr() { 3025 final Intent intent = new Intent(Intent.ACTION_INTENT_FILTER_NEEDS_VERIFICATION); 3026 3027 final List<ResolveInfo> matches = queryIntentReceiversInternal(intent, PACKAGE_MIME_TYPE, 3028 MATCH_SYSTEM_ONLY | MATCH_DIRECT_BOOT_AWARE | MATCH_DIRECT_BOOT_UNAWARE, 3029 UserHandle.USER_SYSTEM); 3030 ResolveInfo best = null; 3031 final int N = matches.size(); 3032 for (int i = 0; i < N; i++) { 3033 final ResolveInfo cur = matches.get(i); 3034 final String packageName = cur.getComponentInfo().packageName; 3035 if (checkPermission(android.Manifest.permission.INTENT_FILTER_VERIFICATION_AGENT, 3036 packageName, UserHandle.USER_SYSTEM) != PackageManager.PERMISSION_GRANTED) { 3037 continue; 3038 } 3039 3040 if (best == null || cur.priority > best.priority) { 3041 best = cur; 3042 } 3043 } 3044 3045 if (best != null) { 3046 return best.getComponentInfo().getComponentName(); 3047 } else { 3048 throw new RuntimeException("There must be at least one intent filter verifier"); 3049 } 3050 } 3051 3052 private @Nullable ComponentName getEphemeralResolverLPr() { 3053 final String[] packageArray = 3054 mContext.getResources().getStringArray(R.array.config_ephemeralResolverPackage); 3055 if (packageArray.length == 0 && !Build.IS_DEBUGGABLE) { 3056 if (DEBUG_EPHEMERAL) { 3057 Slog.d(TAG, "Ephemeral resolver NOT found; empty package list"); 3058 } 3059 return null; 3060 } 3061 3062 final int resolveFlags = 3063 MATCH_DIRECT_BOOT_AWARE 3064 | MATCH_DIRECT_BOOT_UNAWARE 3065 | (!Build.IS_DEBUGGABLE ? MATCH_SYSTEM_ONLY : 0); 3066 final Intent resolverIntent = new Intent(Intent.ACTION_RESOLVE_EPHEMERAL_PACKAGE); 3067 final List<ResolveInfo> resolvers = queryIntentServicesInternal(resolverIntent, null, 3068 resolveFlags, UserHandle.USER_SYSTEM); 3069 3070 final int N = resolvers.size(); 3071 if (N == 0) { 3072 if (DEBUG_EPHEMERAL) { 3073 Slog.d(TAG, "Ephemeral resolver NOT found; no matching intent filters"); 3074 } 3075 return null; 3076 } 3077 3078 final Set<String> possiblePackages = new ArraySet<>(Arrays.asList(packageArray)); 3079 for (int i = 0; i < N; i++) { 3080 final ResolveInfo info = resolvers.get(i); 3081 3082 if (info.serviceInfo == null) { 3083 continue; 3084 } 3085 3086 final String packageName = info.serviceInfo.packageName; 3087 if (!possiblePackages.contains(packageName) && !Build.IS_DEBUGGABLE) { 3088 if (DEBUG_EPHEMERAL) { 3089 Slog.d(TAG, "Ephemeral resolver not in allowed package list;" 3090 + " pkg: " + packageName + ", info:" + info); 3091 } 3092 continue; 3093 } 3094 3095 if (DEBUG_EPHEMERAL) { 3096 Slog.v(TAG, "Ephemeral resolver found;" 3097 + " pkg: " + packageName + ", info:" + info); 3098 } 3099 return new ComponentName(packageName, info.serviceInfo.name); 3100 } 3101 if (DEBUG_EPHEMERAL) { 3102 Slog.v(TAG, "Ephemeral resolver NOT found"); 3103 } 3104 return null; 3105 } 3106 3107 private @Nullable ComponentName getEphemeralInstallerLPr() { 3108 final Intent intent = new Intent(Intent.ACTION_INSTALL_EPHEMERAL_PACKAGE); 3109 intent.addCategory(Intent.CATEGORY_DEFAULT); 3110 intent.setDataAndType(Uri.fromFile(new File("foo.apk")), PACKAGE_MIME_TYPE); 3111 3112 final int resolveFlags = 3113 MATCH_DIRECT_BOOT_AWARE 3114 | MATCH_DIRECT_BOOT_UNAWARE 3115 | (!Build.IS_DEBUGGABLE ? MATCH_SYSTEM_ONLY : 0); 3116 final List<ResolveInfo> matches = queryIntentActivitiesInternal(intent, PACKAGE_MIME_TYPE, 3117 resolveFlags, UserHandle.USER_SYSTEM); 3118 Iterator<ResolveInfo> iter = matches.iterator(); 3119 while (iter.hasNext()) { 3120 final ResolveInfo rInfo = iter.next(); 3121 final PackageSetting ps = mSettings.mPackages.get(rInfo.activityInfo.packageName); 3122 if (ps != null) { 3123 final PermissionsState permissionsState = ps.getPermissionsState(); 3124 if (permissionsState.hasPermission(Manifest.permission.INSTALL_PACKAGES, 0)) { 3125 continue; 3126 } 3127 } 3128 iter.remove(); 3129 } 3130 if (matches.size() == 0) { 3131 return null; 3132 } else if (matches.size() == 1) { 3133 return matches.get(0).getComponentInfo().getComponentName(); 3134 } else { 3135 throw new RuntimeException( 3136 "There must be at most one ephemeral installer; found " + matches); 3137 } 3138 } 3139 3140 private void primeDomainVerificationsLPw(int userId) { 3141 if (DEBUG_DOMAIN_VERIFICATION) { 3142 Slog.d(TAG, "Priming domain verifications in user " + userId); 3143 } 3144 3145 SystemConfig systemConfig = SystemConfig.getInstance(); 3146 ArraySet<String> packages = systemConfig.getLinkedApps(); 3147 3148 for (String packageName : packages) { 3149 PackageParser.Package pkg = mPackages.get(packageName); 3150 if (pkg != null) { 3151 if (!pkg.isSystemApp()) { 3152 Slog.w(TAG, "Non-system app '" + packageName + "' in sysconfig <app-link>"); 3153 continue; 3154 } 3155 3156 ArraySet<String> domains = null; 3157 for (PackageParser.Activity a : pkg.activities) { 3158 for (ActivityIntentInfo filter : a.intents) { 3159 if (hasValidDomains(filter)) { 3160 if (domains == null) { 3161 domains = new ArraySet<String>(); 3162 } 3163 domains.addAll(filter.getHostsList()); 3164 } 3165 } 3166 } 3167 3168 if (domains != null && domains.size() > 0) { 3169 if (DEBUG_DOMAIN_VERIFICATION) { 3170 Slog.v(TAG, " + " + packageName); 3171 } 3172 // 'Undefined' in the global IntentFilterVerificationInfo, i.e. the usual 3173 // state w.r.t. the formal app-linkage "no verification attempted" state; 3174 // and then 'always' in the per-user state actually used for intent resolution. 3175 final IntentFilterVerificationInfo ivi; 3176 ivi = mSettings.createIntentFilterVerificationIfNeededLPw(packageName, domains); 3177 ivi.setStatus(INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED); 3178 mSettings.updateIntentFilterVerificationStatusLPw(packageName, 3179 INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS, userId); 3180 } else { 3181 Slog.w(TAG, "Sysconfig <app-link> package '" + packageName 3182 + "' does not handle web links"); 3183 } 3184 } else { 3185 Slog.w(TAG, "Unknown package " + packageName + " in sysconfig <app-link>"); 3186 } 3187 } 3188 3189 scheduleWritePackageRestrictionsLocked(userId); 3190 scheduleWriteSettingsLocked(); 3191 } 3192 3193 private void applyFactoryDefaultBrowserLPw(int userId) { 3194 // The default browser app's package name is stored in a string resource, 3195 // with a product-specific overlay used for vendor customization. 3196 String browserPkg = mContext.getResources().getString( 3197 com.android.internal.R.string.default_browser); 3198 if (!TextUtils.isEmpty(browserPkg)) { 3199 // non-empty string => required to be a known package 3200 PackageSetting ps = mSettings.mPackages.get(browserPkg); 3201 if (ps == null) { 3202 Slog.e(TAG, "Product default browser app does not exist: " + browserPkg); 3203 browserPkg = null; 3204 } else { 3205 mSettings.setDefaultBrowserPackageNameLPw(browserPkg, userId); 3206 } 3207 } 3208 3209 // Nothing valid explicitly set? Make the factory-installed browser the explicit 3210 // default. If there's more than one, just leave everything alone. 3211 if (browserPkg == null) { 3212 calculateDefaultBrowserLPw(userId); 3213 } 3214 } 3215 3216 private void calculateDefaultBrowserLPw(int userId) { 3217 List<String> allBrowsers = resolveAllBrowserApps(userId); 3218 final String browserPkg = (allBrowsers.size() == 1) ? allBrowsers.get(0) : null; 3219 mSettings.setDefaultBrowserPackageNameLPw(browserPkg, userId); 3220 } 3221 3222 private List<String> resolveAllBrowserApps(int userId) { 3223 // Resolve the canonical browser intent and check that the handleAllWebDataURI boolean is set 3224 List<ResolveInfo> list = queryIntentActivitiesInternal(sBrowserIntent, null, 3225 PackageManager.MATCH_ALL, userId); 3226 3227 final int count = list.size(); 3228 List<String> result = new ArrayList<String>(count); 3229 for (int i=0; i<count; i++) { 3230 ResolveInfo info = list.get(i); 3231 if (info.activityInfo == null 3232 || !info.handleAllWebDataURI 3233 || (info.activityInfo.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) == 0 3234 || result.contains(info.activityInfo.packageName)) { 3235 continue; 3236 } 3237 result.add(info.activityInfo.packageName); 3238 } 3239 3240 return result; 3241 } 3242 3243 private boolean packageIsBrowser(String packageName, int userId) { 3244 List<ResolveInfo> list = queryIntentActivitiesInternal(sBrowserIntent, null, 3245 PackageManager.MATCH_ALL, userId); 3246 final int N = list.size(); 3247 for (int i = 0; i < N; i++) { 3248 ResolveInfo info = list.get(i); 3249 if (packageName.equals(info.activityInfo.packageName)) { 3250 return true; 3251 } 3252 } 3253 return false; 3254 } 3255 3256 private void checkDefaultBrowser() { 3257 final int myUserId = UserHandle.myUserId(); 3258 final String packageName = getDefaultBrowserPackageName(myUserId); 3259 if (packageName != null) { 3260 PackageInfo info = getPackageInfo(packageName, 0, myUserId); 3261 if (info == null) { 3262 Slog.w(TAG, "Default browser no longer installed: " + packageName); 3263 synchronized (mPackages) { 3264 applyFactoryDefaultBrowserLPw(myUserId); // leaves ambiguous when > 1 3265 } 3266 } 3267 } 3268 } 3269 3270 @Override 3271 public boolean onTransact(int code, Parcel data, Parcel reply, int flags) 3272 throws RemoteException { 3273 try { 3274 return super.onTransact(code, data, reply, flags); 3275 } catch (RuntimeException e) { 3276 if (!(e instanceof SecurityException) && !(e instanceof IllegalArgumentException)) { 3277 Slog.wtf(TAG, "Package Manager Crash", e); 3278 } 3279 throw e; 3280 } 3281 } 3282 3283 static int[] appendInts(int[] cur, int[] add) { 3284 if (add == null) return cur; 3285 if (cur == null) return add; 3286 final int N = add.length; 3287 for (int i=0; i<N; i++) { 3288 cur = appendInt(cur, add[i]); 3289 } 3290 return cur; 3291 } 3292 3293 private PackageInfo generatePackageInfo(PackageSetting ps, int flags, int userId) { 3294 if (!sUserManager.exists(userId)) return null; 3295 if (ps == null) { 3296 return null; 3297 } 3298 final PackageParser.Package p = ps.pkg; 3299 if (p == null) { 3300 return null; 3301 } 3302 // Filter out ephemeral app metadata: 3303 // * The system/shell/root can see metadata for any app 3304 // * An installed app can see metadata for 1) other installed apps 3305 // and 2) ephemeral apps that have explicitly interacted with it 3306 // * Ephemeral apps can only see their own metadata 3307 // * Holding a signature permission allows seeing instant apps 3308 final int callingAppId = UserHandle.getAppId(Binder.getCallingUid()); 3309 if (callingAppId != Process.SYSTEM_UID 3310 && callingAppId != Process.SHELL_UID 3311 && callingAppId != Process.ROOT_UID 3312 && checkUidPermission(Manifest.permission.ACCESS_INSTANT_APPS, 3313 Binder.getCallingUid()) != PackageManager.PERMISSION_GRANTED) { 3314 final String ephemeralPackageName = getEphemeralPackageName(Binder.getCallingUid()); 3315 if (ephemeralPackageName != null) { 3316 // ephemeral apps can only get information on themselves 3317 if (!ephemeralPackageName.equals(p.packageName)) { 3318 return null; 3319 } 3320 } else { 3321 if (p.applicationInfo.isInstantApp()) { 3322 // only get access to the ephemeral app if we've been granted access 3323 if (!mInstantAppRegistry.isInstantAccessGranted( 3324 userId, callingAppId, ps.appId)) { 3325 return null; 3326 } 3327 } 3328 } 3329 } 3330 3331 final PermissionsState permissionsState = ps.getPermissionsState(); 3332 3333 // Compute GIDs only if requested 3334 final int[] gids = (flags & PackageManager.GET_GIDS) == 0 3335 ? EMPTY_INT_ARRAY : permissionsState.computeGids(userId); 3336 // Compute granted permissions only if package has requested permissions 3337 final Set<String> permissions = ArrayUtils.isEmpty(p.requestedPermissions) 3338 ? Collections.<String>emptySet() : permissionsState.getPermissions(userId); 3339 final PackageUserState state = ps.readUserState(userId); 3340 3341 if ((flags & MATCH_UNINSTALLED_PACKAGES) != 0 3342 && ps.isSystem()) { 3343 flags |= MATCH_ANY_USER; 3344 } 3345 3346 PackageInfo packageInfo = PackageParser.generatePackageInfo(p, gids, flags, 3347 ps.firstInstallTime, ps.lastUpdateTime, permissions, state, userId); 3348 3349 if (packageInfo == null) { 3350 return null; 3351 } 3352 3353 packageInfo.packageName = packageInfo.applicationInfo.packageName = 3354 resolveExternalPackageNameLPr(p); 3355 3356 return packageInfo; 3357 } 3358 3359 @Override 3360 public void checkPackageStartable(String packageName, int userId) { 3361 final boolean userKeyUnlocked = StorageManager.isUserKeyUnlocked(userId); 3362 3363 synchronized (mPackages) { 3364 final PackageSetting ps = mSettings.mPackages.get(packageName); 3365 if (ps == null) { 3366 throw new SecurityException("Package " + packageName + " was not found!"); 3367 } 3368 3369 if (!ps.getInstalled(userId)) { 3370 throw new SecurityException( 3371 "Package " + packageName + " was not installed for user " + userId + "!"); 3372 } 3373 3374 if (mSafeMode && !ps.isSystem()) { 3375 throw new SecurityException("Package " + packageName + " not a system app!"); 3376 } 3377 3378 if (mFrozenPackages.contains(packageName)) { 3379 throw new SecurityException("Package " + packageName + " is currently frozen!"); 3380 } 3381 3382 if (!userKeyUnlocked && !(ps.pkg.applicationInfo.isDirectBootAware() 3383 || ps.pkg.applicationInfo.isPartiallyDirectBootAware())) { 3384 throw new SecurityException("Package " + packageName + " is not encryption aware!"); 3385 } 3386 } 3387 } 3388 3389 @Override 3390 public boolean isPackageAvailable(String packageName, int userId) { 3391 if (!sUserManager.exists(userId)) return false; 3392 enforceCrossUserPermission(Binder.getCallingUid(), userId, 3393 false /* requireFullPermission */, false /* checkShell */, "is package available"); 3394 synchronized (mPackages) { 3395 PackageParser.Package p = mPackages.get(packageName); 3396 if (p != null) { 3397 final PackageSetting ps = (PackageSetting) p.mExtras; 3398 if (ps != null) { 3399 final PackageUserState state = ps.readUserState(userId); 3400 if (state != null) { 3401 return PackageParser.isAvailable(state); 3402 } 3403 } 3404 } 3405 } 3406 return false; 3407 } 3408 3409 @Override 3410 public PackageInfo getPackageInfo(String packageName, int flags, int userId) { 3411 return getPackageInfoInternal(packageName, PackageManager.VERSION_CODE_HIGHEST, 3412 flags, userId); 3413 } 3414 3415 @Override 3416 public PackageInfo getPackageInfoVersioned(VersionedPackage versionedPackage, 3417 int flags, int userId) { 3418 return getPackageInfoInternal(versionedPackage.getPackageName(), 3419 // TODO: We will change version code to long, so in the new API it is long 3420 (int) versionedPackage.getVersionCode(), flags, userId); 3421 } 3422 3423 private PackageInfo getPackageInfoInternal(String packageName, int versionCode, 3424 int flags, int userId) { 3425 if (!sUserManager.exists(userId)) return null; 3426 flags = updateFlagsForPackage(flags, userId, packageName); 3427 enforceCrossUserPermission(Binder.getCallingUid(), userId, 3428 false /* requireFullPermission */, false /* checkShell */, "get package info"); 3429 3430 // reader 3431 synchronized (mPackages) { 3432 // Normalize package name to handle renamed packages and static libs 3433 packageName = resolveInternalPackageNameLPr(packageName, versionCode); 3434 3435 final boolean matchFactoryOnly = (flags & MATCH_FACTORY_ONLY) != 0; 3436 if (matchFactoryOnly) { 3437 final PackageSetting ps = mSettings.getDisabledSystemPkgLPr(packageName); 3438 if (ps != null) { 3439 if (filterSharedLibPackageLPr(ps, Binder.getCallingUid(), userId)) { 3440 return null; 3441 } 3442 return generatePackageInfo(ps, flags, userId); 3443 } 3444 } 3445 3446 PackageParser.Package p = mPackages.get(packageName); 3447 if (matchFactoryOnly && p != null && !isSystemApp(p)) { 3448 return null; 3449 } 3450 if (DEBUG_PACKAGE_INFO) 3451 Log.v(TAG, "getPackageInfo " + packageName + ": " + p); 3452 if (p != null) { 3453 if (filterSharedLibPackageLPr((PackageSetting) p.mExtras, 3454 Binder.getCallingUid(), userId)) { 3455 return null; 3456 } 3457 return generatePackageInfo((PackageSetting)p.mExtras, flags, userId); 3458 } 3459 if (!matchFactoryOnly && (flags & MATCH_KNOWN_PACKAGES) != 0) { 3460 final PackageSetting ps = mSettings.mPackages.get(packageName); 3461 if (filterSharedLibPackageLPr(ps, Binder.getCallingUid(), userId)) { 3462 return null; 3463 } 3464 return generatePackageInfo(ps, flags, userId); 3465 } 3466 } 3467 return null; 3468 } 3469 3470 3471 private boolean filterSharedLibPackageLPr(@Nullable PackageSetting ps, int uid, int userId) { 3472 // System/shell/root get to see all static libs 3473 final int appId = UserHandle.getAppId(uid); 3474 if (appId == Process.SYSTEM_UID || appId == Process.SHELL_UID 3475 || appId == Process.ROOT_UID) { 3476 return false; 3477 } 3478 3479 // No package means no static lib as it is always on internal storage 3480 if (ps == null || ps.pkg == null || !ps.pkg.applicationInfo.isStaticSharedLibrary()) { 3481 return false; 3482 } 3483 3484 final SharedLibraryEntry libEntry = getSharedLibraryEntryLPr(ps.pkg.staticSharedLibName, 3485 ps.pkg.staticSharedLibVersion); 3486 if (libEntry == null) { 3487 return false; 3488 } 3489 3490 final int resolvedUid = UserHandle.getUid(userId, UserHandle.getAppId(uid)); 3491 final String[] uidPackageNames = getPackagesForUid(resolvedUid); 3492 if (uidPackageNames == null) { 3493 return true; 3494 } 3495 3496 for (String uidPackageName : uidPackageNames) { 3497 if (ps.name.equals(uidPackageName)) { 3498 return false; 3499 } 3500 PackageSetting uidPs = mSettings.getPackageLPr(uidPackageName); 3501 if (uidPs != null) { 3502 final int index = ArrayUtils.indexOf(uidPs.usesStaticLibraries, 3503 libEntry.info.getName()); 3504 if (index < 0) { 3505 continue; 3506 } 3507 if (uidPs.pkg.usesStaticLibrariesVersions[index] == libEntry.info.getVersion()) { 3508 return false; 3509 } 3510 } 3511 } 3512 return true; 3513 } 3514 3515 @Override 3516 public String[] currentToCanonicalPackageNames(String[] names) { 3517 String[] out = new String[names.length]; 3518 // reader 3519 synchronized (mPackages) { 3520 for (int i=names.length-1; i>=0; i--) { 3521 PackageSetting ps = mSettings.mPackages.get(names[i]); 3522 out[i] = ps != null && ps.realName != null ? ps.realName : names[i]; 3523 } 3524 } 3525 return out; 3526 } 3527 3528 @Override 3529 public String[] canonicalToCurrentPackageNames(String[] names) { 3530 String[] out = new String[names.length]; 3531 // reader 3532 synchronized (mPackages) { 3533 for (int i=names.length-1; i>=0; i--) { 3534 String cur = mSettings.getRenamedPackageLPr(names[i]); 3535 out[i] = cur != null ? cur : names[i]; 3536 } 3537 } 3538 return out; 3539 } 3540 3541 @Override 3542 public int getPackageUid(String packageName, int flags, int userId) { 3543 if (!sUserManager.exists(userId)) return -1; 3544 flags = updateFlagsForPackage(flags, userId, packageName); 3545 enforceCrossUserPermission(Binder.getCallingUid(), userId, 3546 false /* requireFullPermission */, false /* checkShell */, "get package uid"); 3547 3548 // reader 3549 synchronized (mPackages) { 3550 final PackageParser.Package p = mPackages.get(packageName); 3551 if (p != null && p.isMatch(flags)) { 3552 return UserHandle.getUid(userId, p.applicationInfo.uid); 3553 } 3554 if ((flags & MATCH_KNOWN_PACKAGES) != 0) { 3555 final PackageSetting ps = mSettings.mPackages.get(packageName); 3556 if (ps != null && ps.isMatch(flags)) { 3557 return UserHandle.getUid(userId, ps.appId); 3558 } 3559 } 3560 } 3561 3562 return -1; 3563 } 3564 3565 @Override 3566 public int[] getPackageGids(String packageName, int flags, int userId) { 3567 if (!sUserManager.exists(userId)) return null; 3568 flags = updateFlagsForPackage(flags, userId, packageName); 3569 enforceCrossUserPermission(Binder.getCallingUid(), userId, 3570 false /* requireFullPermission */, false /* checkShell */, 3571 "getPackageGids"); 3572 3573 // reader 3574 synchronized (mPackages) { 3575 final PackageParser.Package p = mPackages.get(packageName); 3576 if (p != null && p.isMatch(flags)) { 3577 PackageSetting ps = (PackageSetting) p.mExtras; 3578 // TODO: Shouldn't this be checking for package installed state for userId and 3579 // return null? 3580 return ps.getPermissionsState().computeGids(userId); 3581 } 3582 if ((flags & MATCH_KNOWN_PACKAGES) != 0) { 3583 final PackageSetting ps = mSettings.mPackages.get(packageName); 3584 if (ps != null && ps.isMatch(flags)) { 3585 return ps.getPermissionsState().computeGids(userId); 3586 } 3587 } 3588 } 3589 3590 return null; 3591 } 3592 3593 static PermissionInfo generatePermissionInfo(BasePermission bp, int flags) { 3594 if (bp.perm != null) { 3595 return PackageParser.generatePermissionInfo(bp.perm, flags); 3596 } 3597 PermissionInfo pi = new PermissionInfo(); 3598 pi.name = bp.name; 3599 pi.packageName = bp.sourcePackage; 3600 pi.nonLocalizedLabel = bp.name; 3601 pi.protectionLevel = bp.protectionLevel; 3602 return pi; 3603 } 3604 3605 @Override 3606 public PermissionInfo getPermissionInfo(String name, int flags) { 3607 // reader 3608 synchronized (mPackages) { 3609 final BasePermission p = mSettings.mPermissions.get(name); 3610 if (p != null) { 3611 return generatePermissionInfo(p, flags); 3612 } 3613 return null; 3614 } 3615 } 3616 3617 @Override 3618 public @Nullable ParceledListSlice<PermissionInfo> queryPermissionsByGroup(String group, 3619 int flags) { 3620 // reader 3621 synchronized (mPackages) { 3622 if (group != null && !mPermissionGroups.containsKey(group)) { 3623 // This is thrown as NameNotFoundException 3624 return null; 3625 } 3626 3627 ArrayList<PermissionInfo> out = new ArrayList<PermissionInfo>(10); 3628 for (BasePermission p : mSettings.mPermissions.values()) { 3629 if (group == null) { 3630 if (p.perm == null || p.perm.info.group == null) { 3631 out.add(generatePermissionInfo(p, flags)); 3632 } 3633 } else { 3634 if (p.perm != null && group.equals(p.perm.info.group)) { 3635 out.add(PackageParser.generatePermissionInfo(p.perm, flags)); 3636 } 3637 } 3638 } 3639 return new ParceledListSlice<>(out); 3640 } 3641 } 3642 3643 @Override 3644 public PermissionGroupInfo getPermissionGroupInfo(String name, int flags) { 3645 // reader 3646 synchronized (mPackages) { 3647 return PackageParser.generatePermissionGroupInfo( 3648 mPermissionGroups.get(name), flags); 3649 } 3650 } 3651 3652 @Override 3653 public @NonNull ParceledListSlice<PermissionGroupInfo> getAllPermissionGroups(int flags) { 3654 // reader 3655 synchronized (mPackages) { 3656 final int N = mPermissionGroups.size(); 3657 ArrayList<PermissionGroupInfo> out 3658 = new ArrayList<PermissionGroupInfo>(N); 3659 for (PackageParser.PermissionGroup pg : mPermissionGroups.values()) { 3660 out.add(PackageParser.generatePermissionGroupInfo(pg, flags)); 3661 } 3662 return new ParceledListSlice<>(out); 3663 } 3664 } 3665 3666 private ApplicationInfo generateApplicationInfoFromSettingsLPw(String packageName, int flags, 3667 int uid, int userId) { 3668 if (!sUserManager.exists(userId)) return null; 3669 PackageSetting ps = mSettings.mPackages.get(packageName); 3670 if (ps != null) { 3671 if (filterSharedLibPackageLPr(ps, uid, userId)) { 3672 return null; 3673 } 3674 if (ps.pkg == null) { 3675 final PackageInfo pInfo = generatePackageInfo(ps, flags, userId); 3676 if (pInfo != null) { 3677 return pInfo.applicationInfo; 3678 } 3679 return null; 3680 } 3681 ApplicationInfo ai = PackageParser.generateApplicationInfo(ps.pkg, flags, 3682 ps.readUserState(userId), userId); 3683 if (ai != null) { 3684 ai.packageName = resolveExternalPackageNameLPr(ps.pkg); 3685 } 3686 return ai; 3687 } 3688 return null; 3689 } 3690 3691 @Override 3692 public ApplicationInfo getApplicationInfo(String packageName, int flags, int userId) { 3693 if (!sUserManager.exists(userId)) return null; 3694 flags = updateFlagsForApplication(flags, userId, packageName); 3695 enforceCrossUserPermission(Binder.getCallingUid(), userId, 3696 false /* requireFullPermission */, false /* checkShell */, "get application info"); 3697 3698 // writer 3699 synchronized (mPackages) { 3700 // Normalize package name to handle renamed packages and static libs 3701 packageName = resolveInternalPackageNameLPr(packageName, 3702 PackageManager.VERSION_CODE_HIGHEST); 3703 3704 PackageParser.Package p = mPackages.get(packageName); 3705 if (DEBUG_PACKAGE_INFO) Log.v( 3706 TAG, "getApplicationInfo " + packageName 3707 + ": " + p); 3708 if (p != null) { 3709 PackageSetting ps = mSettings.mPackages.get(packageName); 3710 if (ps == null) return null; 3711 if (filterSharedLibPackageLPr(ps, Binder.getCallingUid(), userId)) { 3712 return null; 3713 } 3714 // Note: isEnabledLP() does not apply here - always return info 3715 ApplicationInfo ai = PackageParser.generateApplicationInfo( 3716 p, flags, ps.readUserState(userId), userId); 3717 if (ai != null) { 3718 ai.packageName = resolveExternalPackageNameLPr(p); 3719 } 3720 return ai; 3721 } 3722 if ("android".equals(packageName)||"system".equals(packageName)) { 3723 return mAndroidApplication; 3724 } 3725 if ((flags & MATCH_KNOWN_PACKAGES) != 0) { 3726 // Already generates the external package name 3727 return generateApplicationInfoFromSettingsLPw(packageName, 3728 Binder.getCallingUid(), flags, userId); 3729 } 3730 } 3731 return null; 3732 } 3733 3734 private String normalizePackageNameLPr(String packageName) { 3735 String normalizedPackageName = mSettings.getRenamedPackageLPr(packageName); 3736 return normalizedPackageName != null ? normalizedPackageName : packageName; 3737 } 3738 3739 @Override 3740 public void freeStorageAndNotify(final String volumeUuid, final long freeStorageSize, 3741 final IPackageDataObserver observer) { 3742 mContext.enforceCallingOrSelfPermission( 3743 android.Manifest.permission.CLEAR_APP_CACHE, null); 3744 // Queue up an async operation since clearing cache may take a little while. 3745 mHandler.post(new Runnable() { 3746 public void run() { 3747 mHandler.removeCallbacks(this); 3748 boolean success = true; 3749 synchronized (mInstallLock) { 3750 try { 3751 mInstaller.freeCache(volumeUuid, freeStorageSize, 0); 3752 } catch (InstallerException e) { 3753 Slog.w(TAG, "Couldn't clear application caches: " + e); 3754 success = false; 3755 } 3756 } 3757 if (observer != null) { 3758 try { 3759 observer.onRemoveCompleted(null, success); 3760 } catch (RemoteException e) { 3761 Slog.w(TAG, "RemoveException when invoking call back"); 3762 } 3763 } 3764 } 3765 }); 3766 } 3767 3768 @Override 3769 public void freeStorage(final String volumeUuid, final long freeStorageSize, 3770 final IntentSender pi) { 3771 mContext.enforceCallingOrSelfPermission( 3772 android.Manifest.permission.CLEAR_APP_CACHE, null); 3773 // Queue up an async operation since clearing cache may take a little while. 3774 mHandler.post(new Runnable() { 3775 public void run() { 3776 mHandler.removeCallbacks(this); 3777 boolean success = true; 3778 synchronized (mInstallLock) { 3779 try { 3780 mInstaller.freeCache(volumeUuid, freeStorageSize, 0); 3781 } catch (InstallerException e) { 3782 Slog.w(TAG, "Couldn't clear application caches: " + e); 3783 success = false; 3784 } 3785 } 3786 if(pi != null) { 3787 try { 3788 // Callback via pending intent 3789 int code = success ? 1 : 0; 3790 pi.sendIntent(null, code, null, 3791 null, null); 3792 } catch (SendIntentException e1) { 3793 Slog.i(TAG, "Failed to send pending intent"); 3794 } 3795 } 3796 } 3797 }); 3798 } 3799 3800 void freeStorage(String volumeUuid, long freeStorageSize) throws IOException { 3801 synchronized (mInstallLock) { 3802 try { 3803 mInstaller.freeCache(volumeUuid, freeStorageSize, 0); 3804 } catch (InstallerException e) { 3805 throw new IOException("Failed to free enough space", e); 3806 } 3807 } 3808 } 3809 3810 /** 3811 * Update given flags based on encryption status of current user. 3812 */ 3813 private int updateFlags(int flags, int userId) { 3814 if ((flags & (PackageManager.MATCH_DIRECT_BOOT_UNAWARE 3815 | PackageManager.MATCH_DIRECT_BOOT_AWARE)) != 0) { 3816 // Caller expressed an explicit opinion about what encryption 3817 // aware/unaware components they want to see, so fall through and 3818 // give them what they want 3819 } else { 3820 // Caller expressed no opinion, so match based on user state 3821 if (getUserManagerInternal().isUserUnlockingOrUnlocked(userId)) { 3822 flags |= PackageManager.MATCH_DIRECT_BOOT_AWARE | MATCH_DIRECT_BOOT_UNAWARE; 3823 } else { 3824 flags |= PackageManager.MATCH_DIRECT_BOOT_AWARE; 3825 } 3826 } 3827 return flags; 3828 } 3829 3830 private UserManagerInternal getUserManagerInternal() { 3831 if (mUserManagerInternal == null) { 3832 mUserManagerInternal = LocalServices.getService(UserManagerInternal.class); 3833 } 3834 return mUserManagerInternal; 3835 } 3836 3837 /** 3838 * Update given flags when being used to request {@link PackageInfo}. 3839 */ 3840 private int updateFlagsForPackage(int flags, int userId, Object cookie) { 3841 final boolean isCallerSystemUser = UserHandle.getCallingUserId() == UserHandle.USER_SYSTEM; 3842 boolean triaged = true; 3843 if ((flags & (PackageManager.GET_ACTIVITIES | PackageManager.GET_RECEIVERS 3844 | PackageManager.GET_SERVICES | PackageManager.GET_PROVIDERS)) != 0) { 3845 // Caller is asking for component details, so they'd better be 3846 // asking for specific encryption matching behavior, or be triaged 3847 if ((flags & (PackageManager.MATCH_DIRECT_BOOT_UNAWARE 3848 | PackageManager.MATCH_DIRECT_BOOT_AWARE 3849 | PackageManager.MATCH_DEBUG_TRIAGED_MISSING)) == 0) { 3850 triaged = false; 3851 } 3852 } 3853 if ((flags & (PackageManager.MATCH_UNINSTALLED_PACKAGES 3854 | PackageManager.MATCH_SYSTEM_ONLY 3855 | PackageManager.MATCH_DEBUG_TRIAGED_MISSING)) == 0) { 3856 triaged = false; 3857 } 3858 if ((flags & PackageManager.MATCH_ANY_USER) != 0) { 3859 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, 3860 "MATCH_ANY_USER flag requires INTERACT_ACROSS_USERS permission at " 3861 + Debug.getCallers(5)); 3862 } else if ((flags & PackageManager.MATCH_UNINSTALLED_PACKAGES) != 0 && isCallerSystemUser 3863 && sUserManager.hasManagedProfile(UserHandle.USER_SYSTEM)) { 3864 // If the caller wants all packages and has a restricted profile associated with it, 3865 // then match all users. This is to make sure that launchers that need to access work 3866 // profile apps don't start breaking. TODO: Remove this hack when launchers stop using 3867 // MATCH_UNINSTALLED_PACKAGES to query apps in other profiles. b/31000380 3868 flags |= PackageManager.MATCH_ANY_USER; 3869 } 3870 if (DEBUG_TRIAGED_MISSING && (Binder.getCallingUid() == Process.SYSTEM_UID) && !triaged) { 3871 Log.w(TAG, "Caller hasn't been triaged for missing apps; they asked about " + cookie 3872 + " with flags 0x" + Integer.toHexString(flags), new Throwable()); 3873 } 3874 return updateFlags(flags, userId); 3875 } 3876 3877 /** 3878 * Update given flags when being used to request {@link ApplicationInfo}. 3879 */ 3880 private int updateFlagsForApplication(int flags, int userId, Object cookie) { 3881 return updateFlagsForPackage(flags, userId, cookie); 3882 } 3883 3884 /** 3885 * Update given flags when being used to request {@link ComponentInfo}. 3886 */ 3887 private int updateFlagsForComponent(int flags, int userId, Object cookie) { 3888 if (cookie instanceof Intent) { 3889 if ((((Intent) cookie).getFlags() & Intent.FLAG_DEBUG_TRIAGED_MISSING) != 0) { 3890 flags |= PackageManager.MATCH_DEBUG_TRIAGED_MISSING; 3891 } 3892 } 3893 3894 boolean triaged = true; 3895 // Caller is asking for component details, so they'd better be 3896 // asking for specific encryption matching behavior, or be triaged 3897 if ((flags & (PackageManager.MATCH_DIRECT_BOOT_UNAWARE 3898 | PackageManager.MATCH_DIRECT_BOOT_AWARE 3899 | PackageManager.MATCH_DEBUG_TRIAGED_MISSING)) == 0) { 3900 triaged = false; 3901 } 3902 if (DEBUG_TRIAGED_MISSING && (Binder.getCallingUid() == Process.SYSTEM_UID) && !triaged) { 3903 Log.w(TAG, "Caller hasn't been triaged for missing apps; they asked about " + cookie 3904 + " with flags 0x" + Integer.toHexString(flags), new Throwable()); 3905 } 3906 3907 return updateFlags(flags, userId); 3908 } 3909 3910 /** 3911 * Update given intent when being used to request {@link ResolveInfo}. 3912 */ 3913 private Intent updateIntentForResolve(Intent intent) { 3914 if (intent.getSelector() != null) { 3915 intent = intent.getSelector(); 3916 } 3917 if (DEBUG_PREFERRED) { 3918 intent.addFlags(Intent.FLAG_DEBUG_LOG_RESOLUTION); 3919 } 3920 return intent; 3921 } 3922 3923 /** 3924 * Update given flags when being used to request {@link ResolveInfo}. 3925 */ 3926 int updateFlagsForResolve(int flags, int userId, Object cookie) { 3927 // Safe mode means we shouldn't match any third-party components 3928 if (mSafeMode) { 3929 flags |= PackageManager.MATCH_SYSTEM_ONLY; 3930 } 3931 final int callingUid = Binder.getCallingUid(); 3932 if (callingUid == Process.SYSTEM_UID || callingUid == 0) { 3933 // The system sees all components 3934 flags |= PackageManager.MATCH_EPHEMERAL; 3935 } else if (getEphemeralPackageName(callingUid) != null) { 3936 // But, ephemeral apps see both ephemeral and exposed, non-ephemeral components 3937 flags |= PackageManager.MATCH_VISIBLE_TO_EPHEMERAL_ONLY; 3938 flags |= PackageManager.MATCH_EPHEMERAL; 3939 } else { 3940 // Otherwise, prevent leaking ephemeral components 3941 flags &= ~PackageManager.MATCH_VISIBLE_TO_EPHEMERAL_ONLY; 3942 flags &= ~PackageManager.MATCH_EPHEMERAL; 3943 } 3944 return updateFlagsForComponent(flags, userId, cookie); 3945 } 3946 3947 @Override 3948 public ActivityInfo getActivityInfo(ComponentName component, int flags, int userId) { 3949 if (!sUserManager.exists(userId)) return null; 3950 flags = updateFlagsForComponent(flags, userId, component); 3951 enforceCrossUserPermission(Binder.getCallingUid(), userId, 3952 false /* requireFullPermission */, false /* checkShell */, "get activity info"); 3953 synchronized (mPackages) { 3954 PackageParser.Activity a = mActivities.mActivities.get(component); 3955 3956 if (DEBUG_PACKAGE_INFO) Log.v(TAG, "getActivityInfo " + component + ": " + a); 3957 if (a != null && mSettings.isEnabledAndMatchLPr(a.info, flags, userId)) { 3958 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 3959 if (ps == null) return null; 3960 return PackageParser.generateActivityInfo(a, flags, ps.readUserState(userId), 3961 userId); 3962 } 3963 if (mResolveComponentName.equals(component)) { 3964 return PackageParser.generateActivityInfo(mResolveActivity, flags, 3965 new PackageUserState(), userId); 3966 } 3967 } 3968 return null; 3969 } 3970 3971 @Override 3972 public boolean activitySupportsIntent(ComponentName component, Intent intent, 3973 String resolvedType) { 3974 synchronized (mPackages) { 3975 if (component.equals(mResolveComponentName)) { 3976 // The resolver supports EVERYTHING! 3977 return true; 3978 } 3979 PackageParser.Activity a = mActivities.mActivities.get(component); 3980 if (a == null) { 3981 return false; 3982 } 3983 for (int i=0; i<a.intents.size(); i++) { 3984 if (a.intents.get(i).match(intent.getAction(), resolvedType, intent.getScheme(), 3985 intent.getData(), intent.getCategories(), TAG) >= 0) { 3986 return true; 3987 } 3988 } 3989 return false; 3990 } 3991 } 3992 3993 @Override 3994 public ActivityInfo getReceiverInfo(ComponentName component, int flags, int userId) { 3995 if (!sUserManager.exists(userId)) return null; 3996 flags = updateFlagsForComponent(flags, userId, component); 3997 enforceCrossUserPermission(Binder.getCallingUid(), userId, 3998 false /* requireFullPermission */, false /* checkShell */, "get receiver info"); 3999 synchronized (mPackages) { 4000 PackageParser.Activity a = mReceivers.mActivities.get(component); 4001 if (DEBUG_PACKAGE_INFO) Log.v( 4002 TAG, "getReceiverInfo " + component + ": " + a); 4003 if (a != null && mSettings.isEnabledAndMatchLPr(a.info, flags, userId)) { 4004 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 4005 if (ps == null) return null; 4006 return PackageParser.generateActivityInfo(a, flags, ps.readUserState(userId), 4007 userId); 4008 } 4009 } 4010 return null; 4011 } 4012 4013 @Override 4014 public ParceledListSlice<SharedLibraryInfo> getSharedLibraries(int flags, int userId) { 4015 if (!sUserManager.exists(userId)) return null; 4016 Preconditions.checkArgumentNonnegative(userId, "userId must be >= 0"); 4017 4018 flags = updateFlagsForPackage(flags, userId, null); 4019 4020 final boolean canSeeStaticLibraries = 4021 mContext.checkCallingOrSelfPermission(INSTALL_PACKAGES) 4022 == PERMISSION_GRANTED 4023 || mContext.checkCallingOrSelfPermission(DELETE_PACKAGES) 4024 == PERMISSION_GRANTED 4025 || mContext.checkCallingOrSelfPermission(REQUEST_INSTALL_PACKAGES) 4026 == PERMISSION_GRANTED 4027 || mContext.checkCallingOrSelfPermission(REQUEST_DELETE_PACKAGES) 4028 == PERMISSION_GRANTED; 4029 4030 synchronized (mPackages) { 4031 List<SharedLibraryInfo> result = null; 4032 4033 final int libCount = mSharedLibraries.size(); 4034 for (int i = 0; i < libCount; i++) { 4035 SparseArray<SharedLibraryEntry> versionedLib = mSharedLibraries.valueAt(i); 4036 if (versionedLib == null) { 4037 continue; 4038 } 4039 4040 final int versionCount = versionedLib.size(); 4041 for (int j = 0; j < versionCount; j++) { 4042 SharedLibraryInfo libInfo = versionedLib.valueAt(j).info; 4043 if (!canSeeStaticLibraries && libInfo.isStatic()) { 4044 break; 4045 } 4046 final long identity = Binder.clearCallingIdentity(); 4047 try { 4048 // TODO: We will change version code to long, so in the new API it is long 4049 PackageInfo packageInfo = getPackageInfoVersioned( 4050 libInfo.getDeclaringPackage(), flags, userId); 4051 if (packageInfo == null) { 4052 continue; 4053 } 4054 } finally { 4055 Binder.restoreCallingIdentity(identity); 4056 } 4057 4058 SharedLibraryInfo resLibInfo = new SharedLibraryInfo(libInfo.getName(), 4059 libInfo.getVersion(), libInfo.getType(), libInfo.getDeclaringPackage(), 4060 getPackagesUsingSharedLibraryLPr(libInfo, flags, userId)); 4061 4062 if (result == null) { 4063 result = new ArrayList<>(); 4064 } 4065 result.add(resLibInfo); 4066 } 4067 } 4068 4069 return result != null ? new ParceledListSlice<>(result) : null; 4070 } 4071 } 4072 4073 private List<VersionedPackage> getPackagesUsingSharedLibraryLPr( 4074 SharedLibraryInfo libInfo, int flags, int userId) { 4075 List<VersionedPackage> versionedPackages = null; 4076 final int packageCount = mSettings.mPackages.size(); 4077 for (int i = 0; i < packageCount; i++) { 4078 PackageSetting ps = mSettings.mPackages.valueAt(i); 4079 4080 if (ps == null) { 4081 continue; 4082 } 4083 4084 if (!ps.getUserState().get(userId).isAvailable(flags)) { 4085 continue; 4086 } 4087 4088 final String libName = libInfo.getName(); 4089 if (libInfo.isStatic()) { 4090 final int libIdx = ArrayUtils.indexOf(ps.usesStaticLibraries, libName); 4091 if (libIdx < 0) { 4092 continue; 4093 } 4094 if (ps.usesStaticLibrariesVersions[libIdx] != libInfo.getVersion()) { 4095 continue; 4096 } 4097 if (versionedPackages == null) { 4098 versionedPackages = new ArrayList<>(); 4099 } 4100 // If the dependent is a static shared lib, use the public package name 4101 String dependentPackageName = ps.name; 4102 if (ps.pkg != null && ps.pkg.applicationInfo.isStaticSharedLibrary()) { 4103 dependentPackageName = ps.pkg.manifestPackageName; 4104 } 4105 versionedPackages.add(new VersionedPackage(dependentPackageName, ps.versionCode)); 4106 } else if (ps.pkg != null) { 4107 if (ArrayUtils.contains(ps.pkg.usesLibraries, libName) 4108 || ArrayUtils.contains(ps.pkg.usesOptionalLibraries, libName)) { 4109 if (versionedPackages == null) { 4110 versionedPackages = new ArrayList<>(); 4111 } 4112 versionedPackages.add(new VersionedPackage(ps.name, ps.versionCode)); 4113 } 4114 } 4115 } 4116 4117 return versionedPackages; 4118 } 4119 4120 @Override 4121 public ServiceInfo getServiceInfo(ComponentName component, int flags, int userId) { 4122 if (!sUserManager.exists(userId)) return null; 4123 flags = updateFlagsForComponent(flags, userId, component); 4124 enforceCrossUserPermission(Binder.getCallingUid(), userId, 4125 false /* requireFullPermission */, false /* checkShell */, "get service info"); 4126 synchronized (mPackages) { 4127 PackageParser.Service s = mServices.mServices.get(component); 4128 if (DEBUG_PACKAGE_INFO) Log.v( 4129 TAG, "getServiceInfo " + component + ": " + s); 4130 if (s != null && mSettings.isEnabledAndMatchLPr(s.info, flags, userId)) { 4131 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 4132 if (ps == null) return null; 4133 return PackageParser.generateServiceInfo(s, flags, ps.readUserState(userId), 4134 userId); 4135 } 4136 } 4137 return null; 4138 } 4139 4140 @Override 4141 public ProviderInfo getProviderInfo(ComponentName component, int flags, int userId) { 4142 if (!sUserManager.exists(userId)) return null; 4143 flags = updateFlagsForComponent(flags, userId, component); 4144 enforceCrossUserPermission(Binder.getCallingUid(), userId, 4145 false /* requireFullPermission */, false /* checkShell */, "get provider info"); 4146 synchronized (mPackages) { 4147 PackageParser.Provider p = mProviders.mProviders.get(component); 4148 if (DEBUG_PACKAGE_INFO) Log.v( 4149 TAG, "getProviderInfo " + component + ": " + p); 4150 if (p != null && mSettings.isEnabledAndMatchLPr(p.info, flags, userId)) { 4151 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 4152 if (ps == null) return null; 4153 return PackageParser.generateProviderInfo(p, flags, ps.readUserState(userId), 4154 userId); 4155 } 4156 } 4157 return null; 4158 } 4159 4160 @Override 4161 public String[] getSystemSharedLibraryNames() { 4162 synchronized (mPackages) { 4163 Set<String> libs = null; 4164 final int libCount = mSharedLibraries.size(); 4165 for (int i = 0; i < libCount; i++) { 4166 SparseArray<SharedLibraryEntry> versionedLib = mSharedLibraries.valueAt(i); 4167 if (versionedLib == null) { 4168 continue; 4169 } 4170 final int versionCount = versionedLib.size(); 4171 for (int j = 0; j < versionCount; j++) { 4172 SharedLibraryEntry libEntry = versionedLib.valueAt(j); 4173 if (!libEntry.info.isStatic()) { 4174 if (libs == null) { 4175 libs = new ArraySet<>(); 4176 } 4177 libs.add(libEntry.info.getName()); 4178 break; 4179 } 4180 PackageSetting ps = mSettings.getPackageLPr(libEntry.apk); 4181 if (ps != null && !filterSharedLibPackageLPr(ps, Binder.getCallingUid(), 4182 UserHandle.getUserId(Binder.getCallingUid()))) { 4183 if (libs == null) { 4184 libs = new ArraySet<>(); 4185 } 4186 libs.add(libEntry.info.getName()); 4187 break; 4188 } 4189 } 4190 } 4191 4192 if (libs != null) { 4193 String[] libsArray = new String[libs.size()]; 4194 libs.toArray(libsArray); 4195 return libsArray; 4196 } 4197 4198 return null; 4199 } 4200 } 4201 4202 @Override 4203 public @NonNull String getServicesSystemSharedLibraryPackageName() { 4204 synchronized (mPackages) { 4205 return mServicesSystemSharedLibraryPackageName; 4206 } 4207 } 4208 4209 @Override 4210 public @NonNull String getSharedSystemSharedLibraryPackageName() { 4211 synchronized (mPackages) { 4212 return mSharedSystemSharedLibraryPackageName; 4213 } 4214 } 4215 4216 @Override 4217 public @NonNull ParceledListSlice<FeatureInfo> getSystemAvailableFeatures() { 4218 synchronized (mPackages) { 4219 final ArrayList<FeatureInfo> res = new ArrayList<>(mAvailableFeatures.values()); 4220 4221 final FeatureInfo fi = new FeatureInfo(); 4222 fi.reqGlEsVersion = SystemProperties.getInt("ro.opengles.version", 4223 FeatureInfo.GL_ES_VERSION_UNDEFINED); 4224 res.add(fi); 4225 4226 return new ParceledListSlice<>(res); 4227 } 4228 } 4229 4230 @Override 4231 public boolean hasSystemFeature(String name, int version) { 4232 synchronized (mPackages) { 4233 final FeatureInfo feat = mAvailableFeatures.get(name); 4234 if (feat == null) { 4235 return false; 4236 } else { 4237 return feat.version >= version; 4238 } 4239 } 4240 } 4241 4242 @Override 4243 public int checkPermission(String permName, String pkgName, int userId) { 4244 if (!sUserManager.exists(userId)) { 4245 return PackageManager.PERMISSION_DENIED; 4246 } 4247 4248 synchronized (mPackages) { 4249 final PackageParser.Package p = mPackages.get(pkgName); 4250 if (p != null && p.mExtras != null) { 4251 final PackageSetting ps = (PackageSetting) p.mExtras; 4252 final PermissionsState permissionsState = ps.getPermissionsState(); 4253 if (permissionsState.hasPermission(permName, userId)) { 4254 return PackageManager.PERMISSION_GRANTED; 4255 } 4256 // Special case: ACCESS_FINE_LOCATION permission includes ACCESS_COARSE_LOCATION 4257 if (Manifest.permission.ACCESS_COARSE_LOCATION.equals(permName) && permissionsState 4258 .hasPermission(Manifest.permission.ACCESS_FINE_LOCATION, userId)) { 4259 return PackageManager.PERMISSION_GRANTED; 4260 } 4261 } 4262 } 4263 4264 return PackageManager.PERMISSION_DENIED; 4265 } 4266 4267 @Override 4268 public int checkUidPermission(String permName, int uid) { 4269 final int userId = UserHandle.getUserId(uid); 4270 4271 if (!sUserManager.exists(userId)) { 4272 return PackageManager.PERMISSION_DENIED; 4273 } 4274 4275 synchronized (mPackages) { 4276 Object obj = mSettings.getUserIdLPr(UserHandle.getAppId(uid)); 4277 if (obj != null) { 4278 final SettingBase ps = (SettingBase) obj; 4279 final PermissionsState permissionsState = ps.getPermissionsState(); 4280 if (permissionsState.hasPermission(permName, userId)) { 4281 return PackageManager.PERMISSION_GRANTED; 4282 } 4283 // Special case: ACCESS_FINE_LOCATION permission includes ACCESS_COARSE_LOCATION 4284 if (Manifest.permission.ACCESS_COARSE_LOCATION.equals(permName) && permissionsState 4285 .hasPermission(Manifest.permission.ACCESS_FINE_LOCATION, userId)) { 4286 return PackageManager.PERMISSION_GRANTED; 4287 } 4288 } else { 4289 ArraySet<String> perms = mSystemPermissions.get(uid); 4290 if (perms != null) { 4291 if (perms.contains(permName)) { 4292 return PackageManager.PERMISSION_GRANTED; 4293 } 4294 if (Manifest.permission.ACCESS_COARSE_LOCATION.equals(permName) && perms 4295 .contains(Manifest.permission.ACCESS_FINE_LOCATION)) { 4296 return PackageManager.PERMISSION_GRANTED; 4297 } 4298 } 4299 } 4300 } 4301 4302 return PackageManager.PERMISSION_DENIED; 4303 } 4304 4305 @Override 4306 public boolean isPermissionRevokedByPolicy(String permission, String packageName, int userId) { 4307 if (UserHandle.getCallingUserId() != userId) { 4308 mContext.enforceCallingPermission( 4309 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, 4310 "isPermissionRevokedByPolicy for user " + userId); 4311 } 4312 4313 if (checkPermission(permission, packageName, userId) 4314 == PackageManager.PERMISSION_GRANTED) { 4315 return false; 4316 } 4317 4318 final long identity = Binder.clearCallingIdentity(); 4319 try { 4320 final int flags = getPermissionFlags(permission, packageName, userId); 4321 return (flags & PackageManager.FLAG_PERMISSION_POLICY_FIXED) != 0; 4322 } finally { 4323 Binder.restoreCallingIdentity(identity); 4324 } 4325 } 4326 4327 @Override 4328 public String getPermissionControllerPackageName() { 4329 synchronized (mPackages) { 4330 return mRequiredInstallerPackage; 4331 } 4332 } 4333 4334 /** 4335 * Checks if the request is from the system or an app that has INTERACT_ACROSS_USERS 4336 * or INTERACT_ACROSS_USERS_FULL permissions, if the userid is not for the caller. 4337 * @param checkShell whether to prevent shell from access if there's a debugging restriction 4338 * @param message the message to log on security exception 4339 */ 4340 void enforceCrossUserPermission(int callingUid, int userId, boolean requireFullPermission, 4341 boolean checkShell, String message) { 4342 if (userId < 0) { 4343 throw new IllegalArgumentException("Invalid userId " + userId); 4344 } 4345 if (checkShell) { 4346 enforceShellRestriction(UserManager.DISALLOW_DEBUGGING_FEATURES, callingUid, userId); 4347 } 4348 if (userId == UserHandle.getUserId(callingUid)) return; 4349 if (callingUid != Process.SYSTEM_UID && callingUid != 0) { 4350 if (requireFullPermission) { 4351 mContext.enforceCallingOrSelfPermission( 4352 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, message); 4353 } else { 4354 try { 4355 mContext.enforceCallingOrSelfPermission( 4356 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, message); 4357 } catch (SecurityException se) { 4358 mContext.enforceCallingOrSelfPermission( 4359 android.Manifest.permission.INTERACT_ACROSS_USERS, message); 4360 } 4361 } 4362 } 4363 } 4364 4365 void enforceShellRestriction(String restriction, int callingUid, int userHandle) { 4366 if (callingUid == Process.SHELL_UID) { 4367 if (userHandle >= 0 4368 && sUserManager.hasUserRestriction(restriction, userHandle)) { 4369 throw new SecurityException("Shell does not have permission to access user " 4370 + userHandle); 4371 } else if (userHandle < 0) { 4372 Slog.e(TAG, "Unable to check shell permission for user " + userHandle + "\n\t" 4373 + Debug.getCallers(3)); 4374 } 4375 } 4376 } 4377 4378 private BasePermission findPermissionTreeLP(String permName) { 4379 for(BasePermission bp : mSettings.mPermissionTrees.values()) { 4380 if (permName.startsWith(bp.name) && 4381 permName.length() > bp.name.length() && 4382 permName.charAt(bp.name.length()) == '.') { 4383 return bp; 4384 } 4385 } 4386 return null; 4387 } 4388 4389 private BasePermission checkPermissionTreeLP(String permName) { 4390 if (permName != null) { 4391 BasePermission bp = findPermissionTreeLP(permName); 4392 if (bp != null) { 4393 if (bp.uid == UserHandle.getAppId(Binder.getCallingUid())) { 4394 return bp; 4395 } 4396 throw new SecurityException("Calling uid " 4397 + Binder.getCallingUid() 4398 + " is not allowed to add to permission tree " 4399 + bp.name + " owned by uid " + bp.uid); 4400 } 4401 } 4402 throw new SecurityException("No permission tree found for " + permName); 4403 } 4404 4405 static boolean compareStrings(CharSequence s1, CharSequence s2) { 4406 if (s1 == null) { 4407 return s2 == null; 4408 } 4409 if (s2 == null) { 4410 return false; 4411 } 4412 if (s1.getClass() != s2.getClass()) { 4413 return false; 4414 } 4415 return s1.equals(s2); 4416 } 4417 4418 static boolean comparePermissionInfos(PermissionInfo pi1, PermissionInfo pi2) { 4419 if (pi1.icon != pi2.icon) return false; 4420 if (pi1.logo != pi2.logo) return false; 4421 if (pi1.protectionLevel != pi2.protectionLevel) return false; 4422 if (!compareStrings(pi1.name, pi2.name)) return false; 4423 if (!compareStrings(pi1.nonLocalizedLabel, pi2.nonLocalizedLabel)) return false; 4424 // We'll take care of setting this one. 4425 if (!compareStrings(pi1.packageName, pi2.packageName)) return false; 4426 // These are not currently stored in settings. 4427 //if (!compareStrings(pi1.group, pi2.group)) return false; 4428 //if (!compareStrings(pi1.nonLocalizedDescription, pi2.nonLocalizedDescription)) return false; 4429 //if (pi1.labelRes != pi2.labelRes) return false; 4430 //if (pi1.descriptionRes != pi2.descriptionRes) return false; 4431 return true; 4432 } 4433 4434 int permissionInfoFootprint(PermissionInfo info) { 4435 int size = info.name.length(); 4436 if (info.nonLocalizedLabel != null) size += info.nonLocalizedLabel.length(); 4437 if (info.nonLocalizedDescription != null) size += info.nonLocalizedDescription.length(); 4438 return size; 4439 } 4440 4441 int calculateCurrentPermissionFootprintLocked(BasePermission tree) { 4442 int size = 0; 4443 for (BasePermission perm : mSettings.mPermissions.values()) { 4444 if (perm.uid == tree.uid) { 4445 size += perm.name.length() + permissionInfoFootprint(perm.perm.info); 4446 } 4447 } 4448 return size; 4449 } 4450 4451 void enforcePermissionCapLocked(PermissionInfo info, BasePermission tree) { 4452 // We calculate the max size of permissions defined by this uid and throw 4453 // if that plus the size of 'info' would exceed our stated maximum. 4454 if (tree.uid != Process.SYSTEM_UID) { 4455 final int curTreeSize = calculateCurrentPermissionFootprintLocked(tree); 4456 if (curTreeSize + permissionInfoFootprint(info) > MAX_PERMISSION_TREE_FOOTPRINT) { 4457 throw new SecurityException("Permission tree size cap exceeded"); 4458 } 4459 } 4460 } 4461 4462 boolean addPermissionLocked(PermissionInfo info, boolean async) { 4463 if (info.labelRes == 0 && info.nonLocalizedLabel == null) { 4464 throw new SecurityException("Label must be specified in permission"); 4465 } 4466 BasePermission tree = checkPermissionTreeLP(info.name); 4467 BasePermission bp = mSettings.mPermissions.get(info.name); 4468 boolean added = bp == null; 4469 boolean changed = true; 4470 int fixedLevel = PermissionInfo.fixProtectionLevel(info.protectionLevel); 4471 if (added) { 4472 enforcePermissionCapLocked(info, tree); 4473 bp = new BasePermission(info.name, tree.sourcePackage, 4474 BasePermission.TYPE_DYNAMIC); 4475 } else if (bp.type != BasePermission.TYPE_DYNAMIC) { 4476 throw new SecurityException( 4477 "Not allowed to modify non-dynamic permission " 4478 + info.name); 4479 } else { 4480 if (bp.protectionLevel == fixedLevel 4481 && bp.perm.owner.equals(tree.perm.owner) 4482 && bp.uid == tree.uid 4483 && comparePermissionInfos(bp.perm.info, info)) { 4484 changed = false; 4485 } 4486 } 4487 bp.protectionLevel = fixedLevel; 4488 info = new PermissionInfo(info); 4489 info.protectionLevel = fixedLevel; 4490 bp.perm = new PackageParser.Permission(tree.perm.owner, info); 4491 bp.perm.info.packageName = tree.perm.info.packageName; 4492 bp.uid = tree.uid; 4493 if (added) { 4494 mSettings.mPermissions.put(info.name, bp); 4495 } 4496 if (changed) { 4497 if (!async) { 4498 mSettings.writeLPr(); 4499 } else { 4500 scheduleWriteSettingsLocked(); 4501 } 4502 } 4503 return added; 4504 } 4505 4506 @Override 4507 public boolean addPermission(PermissionInfo info) { 4508 synchronized (mPackages) { 4509 return addPermissionLocked(info, false); 4510 } 4511 } 4512 4513 @Override 4514 public boolean addPermissionAsync(PermissionInfo info) { 4515 synchronized (mPackages) { 4516 return addPermissionLocked(info, true); 4517 } 4518 } 4519 4520 @Override 4521 public void removePermission(String name) { 4522 synchronized (mPackages) { 4523 checkPermissionTreeLP(name); 4524 BasePermission bp = mSettings.mPermissions.get(name); 4525 if (bp != null) { 4526 if (bp.type != BasePermission.TYPE_DYNAMIC) { 4527 throw new SecurityException( 4528 "Not allowed to modify non-dynamic permission " 4529 + name); 4530 } 4531 mSettings.mPermissions.remove(name); 4532 mSettings.writeLPr(); 4533 } 4534 } 4535 } 4536 4537 private static void enforceDeclaredAsUsedAndRuntimeOrDevelopmentPermission(PackageParser.Package pkg, 4538 BasePermission bp) { 4539 int index = pkg.requestedPermissions.indexOf(bp.name); 4540 if (index == -1) { 4541 throw new SecurityException("Package " + pkg.packageName 4542 + " has not requested permission " + bp.name); 4543 } 4544 if (!bp.isRuntime() && !bp.isDevelopment()) { 4545 throw new SecurityException("Permission " + bp.name 4546 + " is not a changeable permission type"); 4547 } 4548 } 4549 4550 @Override 4551 public void grantRuntimePermission(String packageName, String name, final int userId) { 4552 grantRuntimePermission(packageName, name, userId, false /* Only if not fixed by policy */); 4553 } 4554 4555 private void grantRuntimePermission(String packageName, String name, final int userId, 4556 boolean overridePolicy) { 4557 if (!sUserManager.exists(userId)) { 4558 Log.e(TAG, "No such user:" + userId); 4559 return; 4560 } 4561 4562 mContext.enforceCallingOrSelfPermission( 4563 android.Manifest.permission.GRANT_RUNTIME_PERMISSIONS, 4564 "grantRuntimePermission"); 4565 4566 enforceCrossUserPermission(Binder.getCallingUid(), userId, 4567 true /* requireFullPermission */, true /* checkShell */, 4568 "grantRuntimePermission"); 4569 4570 final int uid; 4571 final SettingBase sb; 4572 4573 synchronized (mPackages) { 4574 final PackageParser.Package pkg = mPackages.get(packageName); 4575 if (pkg == null) { 4576 throw new IllegalArgumentException("Unknown package: " + packageName); 4577 } 4578 4579 final BasePermission bp = mSettings.mPermissions.get(name); 4580 if (bp == null) { 4581 throw new IllegalArgumentException("Unknown permission: " + name); 4582 } 4583 4584 enforceDeclaredAsUsedAndRuntimeOrDevelopmentPermission(pkg, bp); 4585 4586 // If a permission review is required for legacy apps we represent 4587 // their permissions as always granted runtime ones since we need 4588 // to keep the review required permission flag per user while an 4589 // install permission's state is shared across all users. 4590 if (mPermissionReviewRequired 4591 && pkg.applicationInfo.targetSdkVersion < Build.VERSION_CODES.M 4592 && bp.isRuntime()) { 4593 return; 4594 } 4595 4596 uid = UserHandle.getUid(userId, pkg.applicationInfo.uid); 4597 sb = (SettingBase) pkg.mExtras; 4598 if (sb == null) { 4599 throw new IllegalArgumentException("Unknown package: " + packageName); 4600 } 4601 4602 final PermissionsState permissionsState = sb.getPermissionsState(); 4603 4604 final int flags = permissionsState.getPermissionFlags(name, userId); 4605 if ((flags & PackageManager.FLAG_PERMISSION_SYSTEM_FIXED) != 0) { 4606 throw new SecurityException("Cannot grant system fixed permission " 4607 + name + " for package " + packageName); 4608 } 4609 if (!overridePolicy && (flags & PackageManager.FLAG_PERMISSION_POLICY_FIXED) != 0) { 4610 throw new SecurityException("Cannot grant policy fixed permission " 4611 + name + " for package " + packageName); 4612 } 4613 4614 if (bp.isDevelopment()) { 4615 // Development permissions must be handled specially, since they are not 4616 // normal runtime permissions. For now they apply to all users. 4617 if (permissionsState.grantInstallPermission(bp) != 4618 PermissionsState.PERMISSION_OPERATION_FAILURE) { 4619 scheduleWriteSettingsLocked(); 4620 } 4621 return; 4622 } 4623 4624 if (pkg.applicationInfo.isInstantApp() && !bp.isInstant()) { 4625 throw new SecurityException("Cannot grant non-ephemeral permission" 4626 + name + " for package " + packageName); 4627 } 4628 4629 if (pkg.applicationInfo.targetSdkVersion < Build.VERSION_CODES.M) { 4630 Slog.w(TAG, "Cannot grant runtime permission to a legacy app"); 4631 return; 4632 } 4633 4634 final int result = permissionsState.grantRuntimePermission(bp, userId); 4635 switch (result) { 4636 case PermissionsState.PERMISSION_OPERATION_FAILURE: { 4637 return; 4638 } 4639 4640 case PermissionsState.PERMISSION_OPERATION_SUCCESS_GIDS_CHANGED: { 4641 final int appId = UserHandle.getAppId(pkg.applicationInfo.uid); 4642 mHandler.post(new Runnable() { 4643 @Override 4644 public void run() { 4645 killUid(appId, userId, KILL_APP_REASON_GIDS_CHANGED); 4646 } 4647 }); 4648 } 4649 break; 4650 } 4651 4652 if (bp.isRuntime()) { 4653 logPermissionGranted(mContext, name, packageName); 4654 } 4655 4656 mOnPermissionChangeListeners.onPermissionsChanged(uid); 4657 4658 // Not critical if that is lost - app has to request again. 4659 mSettings.writeRuntimePermissionsForUserLPr(userId, false); 4660 } 4661 4662 // Only need to do this if user is initialized. Otherwise it's a new user 4663 // and there are no processes running as the user yet and there's no need 4664 // to make an expensive call to remount processes for the changed permissions. 4665 if (READ_EXTERNAL_STORAGE.equals(name) 4666 || WRITE_EXTERNAL_STORAGE.equals(name)) { 4667 final long token = Binder.clearCallingIdentity(); 4668 try { 4669 if (sUserManager.isInitialized(userId)) { 4670 StorageManagerInternal storageManagerInternal = LocalServices.getService( 4671 StorageManagerInternal.class); 4672 storageManagerInternal.onExternalStoragePolicyChanged(uid, packageName); 4673 } 4674 } finally { 4675 Binder.restoreCallingIdentity(token); 4676 } 4677 } 4678 } 4679 4680 @Override 4681 public void revokeRuntimePermission(String packageName, String name, int userId) { 4682 revokeRuntimePermission(packageName, name, userId, false /* Only if not fixed by policy */); 4683 } 4684 4685 private void revokeRuntimePermission(String packageName, String name, int userId, 4686 boolean overridePolicy) { 4687 if (!sUserManager.exists(userId)) { 4688 Log.e(TAG, "No such user:" + userId); 4689 return; 4690 } 4691 4692 mContext.enforceCallingOrSelfPermission( 4693 android.Manifest.permission.REVOKE_RUNTIME_PERMISSIONS, 4694 "revokeRuntimePermission"); 4695 4696 enforceCrossUserPermission(Binder.getCallingUid(), userId, 4697 true /* requireFullPermission */, true /* checkShell */, 4698 "revokeRuntimePermission"); 4699 4700 final int appId; 4701 4702 synchronized (mPackages) { 4703 final PackageParser.Package pkg = mPackages.get(packageName); 4704 if (pkg == null) { 4705 throw new IllegalArgumentException("Unknown package: " + packageName); 4706 } 4707 4708 final BasePermission bp = mSettings.mPermissions.get(name); 4709 if (bp == null) { 4710 throw new IllegalArgumentException("Unknown permission: " + name); 4711 } 4712 4713 enforceDeclaredAsUsedAndRuntimeOrDevelopmentPermission(pkg, bp); 4714 4715 // If a permission review is required for legacy apps we represent 4716 // their permissions as always granted runtime ones since we need 4717 // to keep the review required permission flag per user while an 4718 // install permission's state is shared across all users. 4719 if (mPermissionReviewRequired 4720 && pkg.applicationInfo.targetSdkVersion < Build.VERSION_CODES.M 4721 && bp.isRuntime()) { 4722 return; 4723 } 4724 4725 SettingBase sb = (SettingBase) pkg.mExtras; 4726 if (sb == null) { 4727 throw new IllegalArgumentException("Unknown package: " + packageName); 4728 } 4729 4730 final PermissionsState permissionsState = sb.getPermissionsState(); 4731 4732 final int flags = permissionsState.getPermissionFlags(name, userId); 4733 if ((flags & PackageManager.FLAG_PERMISSION_SYSTEM_FIXED) != 0) { 4734 throw new SecurityException("Cannot revoke system fixed permission " 4735 + name + " for package " + packageName); 4736 } 4737 if (!overridePolicy && (flags & PackageManager.FLAG_PERMISSION_POLICY_FIXED) != 0) { 4738 throw new SecurityException("Cannot revoke policy fixed permission " 4739 + name + " for package " + packageName); 4740 } 4741 4742 if (bp.isDevelopment()) { 4743 // Development permissions must be handled specially, since they are not 4744 // normal runtime permissions. For now they apply to all users. 4745 if (permissionsState.revokeInstallPermission(bp) != 4746 PermissionsState.PERMISSION_OPERATION_FAILURE) { 4747 scheduleWriteSettingsLocked(); 4748 } 4749 return; 4750 } 4751 4752 if (permissionsState.revokeRuntimePermission(bp, userId) == 4753 PermissionsState.PERMISSION_OPERATION_FAILURE) { 4754 return; 4755 } 4756 4757 if (bp.isRuntime()) { 4758 logPermissionRevoked(mContext, name, packageName); 4759 } 4760 4761 mOnPermissionChangeListeners.onPermissionsChanged(pkg.applicationInfo.uid); 4762 4763 // Critical, after this call app should never have the permission. 4764 mSettings.writeRuntimePermissionsForUserLPr(userId, true); 4765 4766 appId = UserHandle.getAppId(pkg.applicationInfo.uid); 4767 } 4768 4769 killUid(appId, userId, KILL_APP_REASON_PERMISSIONS_REVOKED); 4770 } 4771 4772 /** 4773 * Get the first event id for the permission. 4774 * 4775 * <p>There are four events for each permission: <ul> 4776 * <li>Request permission: first id + 0</li> 4777 * <li>Grant permission: first id + 1</li> 4778 * <li>Request for permission denied: first id + 2</li> 4779 * <li>Revoke permission: first id + 3</li> 4780 * </ul></p> 4781 * 4782 * @param name name of the permission 4783 * 4784 * @return The first event id for the permission 4785 */ 4786 private static int getBaseEventId(@NonNull String name) { 4787 int eventIdIndex = ALL_DANGEROUS_PERMISSIONS.indexOf(name); 4788 4789 if (eventIdIndex == -1) { 4790 if (AppOpsManager.permissionToOpCode(name) == AppOpsManager.OP_NONE 4791 || "user".equals(Build.TYPE)) { 4792 Log.i(TAG, "Unknown permission " + name); 4793 4794 return MetricsEvent.ACTION_PERMISSION_REQUEST_UNKNOWN; 4795 } else { 4796 // Most likely #ALL_DANGEROUS_PERMISSIONS needs to be updated. 4797 // 4798 // Also update 4799 // - EventLogger#ALL_DANGEROUS_PERMISSIONS 4800 // - metrics_constants.proto 4801 throw new IllegalStateException("Unknown permission " + name); 4802 } 4803 } 4804 4805 return MetricsEvent.ACTION_PERMISSION_REQUEST_READ_CALENDAR + eventIdIndex * 4; 4806 } 4807 4808 /** 4809 * Log that a permission was revoked. 4810 * 4811 * @param context Context of the caller 4812 * @param name name of the permission 4813 * @param packageName package permission if for 4814 */ 4815 private static void logPermissionRevoked(@NonNull Context context, @NonNull String name, 4816 @NonNull String packageName) { 4817 MetricsLogger.action(context, getBaseEventId(name) + 3, packageName); 4818 } 4819 4820 /** 4821 * Log that a permission request was granted. 4822 * 4823 * @param context Context of the caller 4824 * @param name name of the permission 4825 * @param packageName package permission if for 4826 */ 4827 private static void logPermissionGranted(@NonNull Context context, @NonNull String name, 4828 @NonNull String packageName) { 4829 MetricsLogger.action(context, getBaseEventId(name) + 1, packageName); 4830 } 4831 4832 @Override 4833 public void resetRuntimePermissions() { 4834 mContext.enforceCallingOrSelfPermission( 4835 android.Manifest.permission.REVOKE_RUNTIME_PERMISSIONS, 4836 "revokeRuntimePermission"); 4837 4838 int callingUid = Binder.getCallingUid(); 4839 if (callingUid != Process.SYSTEM_UID && callingUid != 0) { 4840 mContext.enforceCallingOrSelfPermission( 4841 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, 4842 "resetRuntimePermissions"); 4843 } 4844 4845 synchronized (mPackages) { 4846 updatePermissionsLPw(null, null, UPDATE_PERMISSIONS_ALL); 4847 for (int userId : UserManagerService.getInstance().getUserIds()) { 4848 final int packageCount = mPackages.size(); 4849 for (int i = 0; i < packageCount; i++) { 4850 PackageParser.Package pkg = mPackages.valueAt(i); 4851 if (!(pkg.mExtras instanceof PackageSetting)) { 4852 continue; 4853 } 4854 PackageSetting ps = (PackageSetting) pkg.mExtras; 4855 resetUserChangesToRuntimePermissionsAndFlagsLPw(ps, userId); 4856 } 4857 } 4858 } 4859 } 4860 4861 @Override 4862 public int getPermissionFlags(String name, String packageName, int userId) { 4863 if (!sUserManager.exists(userId)) { 4864 return 0; 4865 } 4866 4867 enforceGrantRevokeRuntimePermissionPermissions("getPermissionFlags"); 4868 4869 enforceCrossUserPermission(Binder.getCallingUid(), userId, 4870 true /* requireFullPermission */, false /* checkShell */, 4871 "getPermissionFlags"); 4872 4873 synchronized (mPackages) { 4874 final PackageParser.Package pkg = mPackages.get(packageName); 4875 if (pkg == null) { 4876 return 0; 4877 } 4878 4879 final BasePermission bp = mSettings.mPermissions.get(name); 4880 if (bp == null) { 4881 return 0; 4882 } 4883 4884 SettingBase sb = (SettingBase) pkg.mExtras; 4885 if (sb == null) { 4886 return 0; 4887 } 4888 4889 PermissionsState permissionsState = sb.getPermissionsState(); 4890 return permissionsState.getPermissionFlags(name, userId); 4891 } 4892 } 4893 4894 @Override 4895 public void updatePermissionFlags(String name, String packageName, int flagMask, 4896 int flagValues, int userId) { 4897 if (!sUserManager.exists(userId)) { 4898 return; 4899 } 4900 4901 enforceGrantRevokeRuntimePermissionPermissions("updatePermissionFlags"); 4902 4903 enforceCrossUserPermission(Binder.getCallingUid(), userId, 4904 true /* requireFullPermission */, true /* checkShell */, 4905 "updatePermissionFlags"); 4906 4907 // Only the system can change these flags and nothing else. 4908 if (getCallingUid() != Process.SYSTEM_UID) { 4909 flagMask &= ~PackageManager.FLAG_PERMISSION_SYSTEM_FIXED; 4910 flagValues &= ~PackageManager.FLAG_PERMISSION_SYSTEM_FIXED; 4911 flagMask &= ~PackageManager.FLAG_PERMISSION_GRANTED_BY_DEFAULT; 4912 flagValues &= ~PackageManager.FLAG_PERMISSION_GRANTED_BY_DEFAULT; 4913 flagValues &= ~PackageManager.FLAG_PERMISSION_REVIEW_REQUIRED; 4914 } 4915 4916 synchronized (mPackages) { 4917 final PackageParser.Package pkg = mPackages.get(packageName); 4918 if (pkg == null) { 4919 throw new IllegalArgumentException("Unknown package: " + packageName); 4920 } 4921 4922 final BasePermission bp = mSettings.mPermissions.get(name); 4923 if (bp == null) { 4924 throw new IllegalArgumentException("Unknown permission: " + name); 4925 } 4926 4927 SettingBase sb = (SettingBase) pkg.mExtras; 4928 if (sb == null) { 4929 throw new IllegalArgumentException("Unknown package: " + packageName); 4930 } 4931 4932 PermissionsState permissionsState = sb.getPermissionsState(); 4933 4934 boolean hadState = permissionsState.getRuntimePermissionState(name, userId) != null; 4935 4936 if (permissionsState.updatePermissionFlags(bp, userId, flagMask, flagValues)) { 4937 // Install and runtime permissions are stored in different places, 4938 // so figure out what permission changed and persist the change. 4939 if (permissionsState.getInstallPermissionState(name) != null) { 4940 scheduleWriteSettingsLocked(); 4941 } else if (permissionsState.getRuntimePermissionState(name, userId) != null 4942 || hadState) { 4943 mSettings.writeRuntimePermissionsForUserLPr(userId, false); 4944 } 4945 } 4946 } 4947 } 4948 4949 /** 4950 * Update the permission flags for all packages and runtime permissions of a user in order 4951 * to allow device or profile owner to remove POLICY_FIXED. 4952 */ 4953 @Override 4954 public void updatePermissionFlagsForAllApps(int flagMask, int flagValues, int userId) { 4955 if (!sUserManager.exists(userId)) { 4956 return; 4957 } 4958 4959 enforceGrantRevokeRuntimePermissionPermissions("updatePermissionFlagsForAllApps"); 4960 4961 enforceCrossUserPermission(Binder.getCallingUid(), userId, 4962 true /* requireFullPermission */, true /* checkShell */, 4963 "updatePermissionFlagsForAllApps"); 4964 4965 // Only the system can change system fixed flags. 4966 if (getCallingUid() != Process.SYSTEM_UID) { 4967 flagMask &= ~PackageManager.FLAG_PERMISSION_SYSTEM_FIXED; 4968 flagValues &= ~PackageManager.FLAG_PERMISSION_SYSTEM_FIXED; 4969 } 4970 4971 synchronized (mPackages) { 4972 boolean changed = false; 4973 final int packageCount = mPackages.size(); 4974 for (int pkgIndex = 0; pkgIndex < packageCount; pkgIndex++) { 4975 final PackageParser.Package pkg = mPackages.valueAt(pkgIndex); 4976 SettingBase sb = (SettingBase) pkg.mExtras; 4977 if (sb == null) { 4978 continue; 4979 } 4980 PermissionsState permissionsState = sb.getPermissionsState(); 4981 changed |= permissionsState.updatePermissionFlagsForAllPermissions( 4982 userId, flagMask, flagValues); 4983 } 4984 if (changed) { 4985 mSettings.writeRuntimePermissionsForUserLPr(userId, false); 4986 } 4987 } 4988 } 4989 4990 private void enforceGrantRevokeRuntimePermissionPermissions(String message) { 4991 if (mContext.checkCallingOrSelfPermission(Manifest.permission.GRANT_RUNTIME_PERMISSIONS) 4992 != PackageManager.PERMISSION_GRANTED 4993 && mContext.checkCallingOrSelfPermission(Manifest.permission.REVOKE_RUNTIME_PERMISSIONS) 4994 != PackageManager.PERMISSION_GRANTED) { 4995 throw new SecurityException(message + " requires " 4996 + Manifest.permission.GRANT_RUNTIME_PERMISSIONS + " or " 4997 + Manifest.permission.REVOKE_RUNTIME_PERMISSIONS); 4998 } 4999 } 5000 5001 @Override 5002 public boolean shouldShowRequestPermissionRationale(String permissionName, 5003 String packageName, int userId) { 5004 if (UserHandle.getCallingUserId() != userId) { 5005 mContext.enforceCallingPermission( 5006 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, 5007 "canShowRequestPermissionRationale for user " + userId); 5008 } 5009 5010 final int uid = getPackageUid(packageName, MATCH_DEBUG_TRIAGED_MISSING, userId); 5011 if (UserHandle.getAppId(getCallingUid()) != UserHandle.getAppId(uid)) { 5012 return false; 5013 } 5014 5015 if (checkPermission(permissionName, packageName, userId) 5016 == PackageManager.PERMISSION_GRANTED) { 5017 return false; 5018 } 5019 5020 final int flags; 5021 5022 final long identity = Binder.clearCallingIdentity(); 5023 try { 5024 flags = getPermissionFlags(permissionName, 5025 packageName, userId); 5026 } finally { 5027 Binder.restoreCallingIdentity(identity); 5028 } 5029 5030 final int fixedFlags = PackageManager.FLAG_PERMISSION_SYSTEM_FIXED 5031 | PackageManager.FLAG_PERMISSION_POLICY_FIXED 5032 | PackageManager.FLAG_PERMISSION_USER_FIXED; 5033 5034 if ((flags & fixedFlags) != 0) { 5035 return false; 5036 } 5037 5038 return (flags & PackageManager.FLAG_PERMISSION_USER_SET) != 0; 5039 } 5040 5041 @Override 5042 public void addOnPermissionsChangeListener(IOnPermissionsChangeListener listener) { 5043 mContext.enforceCallingOrSelfPermission( 5044 Manifest.permission.OBSERVE_GRANT_REVOKE_PERMISSIONS, 5045 "addOnPermissionsChangeListener"); 5046 5047 synchronized (mPackages) { 5048 mOnPermissionChangeListeners.addListenerLocked(listener); 5049 } 5050 } 5051 5052 @Override 5053 public void removeOnPermissionsChangeListener(IOnPermissionsChangeListener listener) { 5054 synchronized (mPackages) { 5055 mOnPermissionChangeListeners.removeListenerLocked(listener); 5056 } 5057 } 5058 5059 @Override 5060 public boolean isProtectedBroadcast(String actionName) { 5061 synchronized (mPackages) { 5062 if (mProtectedBroadcasts.contains(actionName)) { 5063 return true; 5064 } else if (actionName != null) { 5065 // TODO: remove these terrible hacks 5066 if (actionName.startsWith("android.net.netmon.lingerExpired") 5067 || actionName.startsWith("com.android.server.sip.SipWakeupTimer") 5068 || actionName.startsWith("com.android.internal.telephony.data-reconnect") 5069 || actionName.startsWith("android.net.netmon.launchCaptivePortalApp")) { 5070 return true; 5071 } 5072 } 5073 } 5074 return false; 5075 } 5076 5077 @Override 5078 public int checkSignatures(String pkg1, String pkg2) { 5079 synchronized (mPackages) { 5080 final PackageParser.Package p1 = mPackages.get(pkg1); 5081 final PackageParser.Package p2 = mPackages.get(pkg2); 5082 if (p1 == null || p1.mExtras == null 5083 || p2 == null || p2.mExtras == null) { 5084 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 5085 } 5086 return compareSignatures(p1.mSignatures, p2.mSignatures); 5087 } 5088 } 5089 5090 @Override 5091 public int checkUidSignatures(int uid1, int uid2) { 5092 // Map to base uids. 5093 uid1 = UserHandle.getAppId(uid1); 5094 uid2 = UserHandle.getAppId(uid2); 5095 // reader 5096 synchronized (mPackages) { 5097 Signature[] s1; 5098 Signature[] s2; 5099 Object obj = mSettings.getUserIdLPr(uid1); 5100 if (obj != null) { 5101 if (obj instanceof SharedUserSetting) { 5102 s1 = ((SharedUserSetting)obj).signatures.mSignatures; 5103 } else if (obj instanceof PackageSetting) { 5104 s1 = ((PackageSetting)obj).signatures.mSignatures; 5105 } else { 5106 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 5107 } 5108 } else { 5109 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 5110 } 5111 obj = mSettings.getUserIdLPr(uid2); 5112 if (obj != null) { 5113 if (obj instanceof SharedUserSetting) { 5114 s2 = ((SharedUserSetting)obj).signatures.mSignatures; 5115 } else if (obj instanceof PackageSetting) { 5116 s2 = ((PackageSetting)obj).signatures.mSignatures; 5117 } else { 5118 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 5119 } 5120 } else { 5121 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 5122 } 5123 return compareSignatures(s1, s2); 5124 } 5125 } 5126 5127 /** 5128 * This method should typically only be used when granting or revoking 5129 * permissions, since the app may immediately restart after this call. 5130 * <p> 5131 * If you're doing surgery on app code/data, use {@link PackageFreezer} to 5132 * guard your work against the app being relaunched. 5133 */ 5134 private void killUid(int appId, int userId, String reason) { 5135 final long identity = Binder.clearCallingIdentity(); 5136 try { 5137 IActivityManager am = ActivityManager.getService(); 5138 if (am != null) { 5139 try { 5140 am.killUid(appId, userId, reason); 5141 } catch (RemoteException e) { 5142 /* ignore - same process */ 5143 } 5144 } 5145 } finally { 5146 Binder.restoreCallingIdentity(identity); 5147 } 5148 } 5149 5150 /** 5151 * Compares two sets of signatures. Returns: 5152 * <br /> 5153 * {@link PackageManager#SIGNATURE_NEITHER_SIGNED}: if both signature sets are null, 5154 * <br /> 5155 * {@link PackageManager#SIGNATURE_FIRST_NOT_SIGNED}: if the first signature set is null, 5156 * <br /> 5157 * {@link PackageManager#SIGNATURE_SECOND_NOT_SIGNED}: if the second signature set is null, 5158 * <br /> 5159 * {@link PackageManager#SIGNATURE_MATCH}: if the two signature sets are identical, 5160 * <br /> 5161 * {@link PackageManager#SIGNATURE_NO_MATCH}: if the two signature sets differ. 5162 */ 5163 static int compareSignatures(Signature[] s1, Signature[] s2) { 5164 if (s1 == null) { 5165 return s2 == null 5166 ? PackageManager.SIGNATURE_NEITHER_SIGNED 5167 : PackageManager.SIGNATURE_FIRST_NOT_SIGNED; 5168 } 5169 5170 if (s2 == null) { 5171 return PackageManager.SIGNATURE_SECOND_NOT_SIGNED; 5172 } 5173 5174 if (s1.length != s2.length) { 5175 return PackageManager.SIGNATURE_NO_MATCH; 5176 } 5177 5178 // Since both signature sets are of size 1, we can compare without HashSets. 5179 if (s1.length == 1) { 5180 return s1[0].equals(s2[0]) ? 5181 PackageManager.SIGNATURE_MATCH : 5182 PackageManager.SIGNATURE_NO_MATCH; 5183 } 5184 5185 ArraySet<Signature> set1 = new ArraySet<Signature>(); 5186 for (Signature sig : s1) { 5187 set1.add(sig); 5188 } 5189 ArraySet<Signature> set2 = new ArraySet<Signature>(); 5190 for (Signature sig : s2) { 5191 set2.add(sig); 5192 } 5193 // Make sure s2 contains all signatures in s1. 5194 if (set1.equals(set2)) { 5195 return PackageManager.SIGNATURE_MATCH; 5196 } 5197 return PackageManager.SIGNATURE_NO_MATCH; 5198 } 5199 5200 /** 5201 * If the database version for this type of package (internal storage or 5202 * external storage) is less than the version where package signatures 5203 * were updated, return true. 5204 */ 5205 private boolean isCompatSignatureUpdateNeeded(PackageParser.Package scannedPkg) { 5206 final VersionInfo ver = getSettingsVersionForPackage(scannedPkg); 5207 return ver.databaseVersion < DatabaseVersion.SIGNATURE_END_ENTITY; 5208 } 5209 5210 /** 5211 * Used for backward compatibility to make sure any packages with 5212 * certificate chains get upgraded to the new style. {@code existingSigs} 5213 * will be in the old format (since they were stored on disk from before the 5214 * system upgrade) and {@code scannedSigs} will be in the newer format. 5215 */ 5216 private int compareSignaturesCompat(PackageSignatures existingSigs, 5217 PackageParser.Package scannedPkg) { 5218 if (!isCompatSignatureUpdateNeeded(scannedPkg)) { 5219 return PackageManager.SIGNATURE_NO_MATCH; 5220 } 5221 5222 ArraySet<Signature> existingSet = new ArraySet<Signature>(); 5223 for (Signature sig : existingSigs.mSignatures) { 5224 existingSet.add(sig); 5225 } 5226 ArraySet<Signature> scannedCompatSet = new ArraySet<Signature>(); 5227 for (Signature sig : scannedPkg.mSignatures) { 5228 try { 5229 Signature[] chainSignatures = sig.getChainSignatures(); 5230 for (Signature chainSig : chainSignatures) { 5231 scannedCompatSet.add(chainSig); 5232 } 5233 } catch (CertificateEncodingException e) { 5234 scannedCompatSet.add(sig); 5235 } 5236 } 5237 /* 5238 * Make sure the expanded scanned set contains all signatures in the 5239 * existing one. 5240 */ 5241 if (scannedCompatSet.equals(existingSet)) { 5242 // Migrate the old signatures to the new scheme. 5243 existingSigs.assignSignatures(scannedPkg.mSignatures); 5244 // The new KeySets will be re-added later in the scanning process. 5245 synchronized (mPackages) { 5246 mSettings.mKeySetManagerService.removeAppKeySetDataLPw(scannedPkg.packageName); 5247 } 5248 return PackageManager.SIGNATURE_MATCH; 5249 } 5250 return PackageManager.SIGNATURE_NO_MATCH; 5251 } 5252 5253 private boolean isRecoverSignatureUpdateNeeded(PackageParser.Package scannedPkg) { 5254 final VersionInfo ver = getSettingsVersionForPackage(scannedPkg); 5255 return ver.databaseVersion < DatabaseVersion.SIGNATURE_MALFORMED_RECOVER; 5256 } 5257 5258 private int compareSignaturesRecover(PackageSignatures existingSigs, 5259 PackageParser.Package scannedPkg) { 5260 if (!isRecoverSignatureUpdateNeeded(scannedPkg)) { 5261 return PackageManager.SIGNATURE_NO_MATCH; 5262 } 5263 5264 String msg = null; 5265 try { 5266 if (Signature.areEffectiveMatch(existingSigs.mSignatures, scannedPkg.mSignatures)) { 5267 logCriticalInfo(Log.INFO, "Recovered effectively matching certificates for " 5268 + scannedPkg.packageName); 5269 return PackageManager.SIGNATURE_MATCH; 5270 } 5271 } catch (CertificateException e) { 5272 msg = e.getMessage(); 5273 } 5274 5275 logCriticalInfo(Log.INFO, 5276 "Failed to recover certificates for " + scannedPkg.packageName + ": " + msg); 5277 return PackageManager.SIGNATURE_NO_MATCH; 5278 } 5279 5280 @Override 5281 public List<String> getAllPackages() { 5282 synchronized (mPackages) { 5283 return new ArrayList<String>(mPackages.keySet()); 5284 } 5285 } 5286 5287 @Override 5288 public String[] getPackagesForUid(int uid) { 5289 final int userId = UserHandle.getUserId(uid); 5290 uid = UserHandle.getAppId(uid); 5291 // reader 5292 synchronized (mPackages) { 5293 Object obj = mSettings.getUserIdLPr(uid); 5294 if (obj instanceof SharedUserSetting) { 5295 final SharedUserSetting sus = (SharedUserSetting) obj; 5296 final int N = sus.packages.size(); 5297 String[] res = new String[N]; 5298 final Iterator<PackageSetting> it = sus.packages.iterator(); 5299 int i = 0; 5300 while (it.hasNext()) { 5301 PackageSetting ps = it.next(); 5302 if (ps.getInstalled(userId)) { 5303 res[i++] = ps.name; 5304 } else { 5305 res = ArrayUtils.removeElement(String.class, res, res[i]); 5306 } 5307 } 5308 return res; 5309 } else if (obj instanceof PackageSetting) { 5310 final PackageSetting ps = (PackageSetting) obj; 5311 if (ps.getInstalled(userId)) { 5312 return new String[]{ps.name}; 5313 } 5314 } 5315 } 5316 return null; 5317 } 5318 5319 @Override 5320 public String getNameForUid(int uid) { 5321 // reader 5322 synchronized (mPackages) { 5323 Object obj = mSettings.getUserIdLPr(UserHandle.getAppId(uid)); 5324 if (obj instanceof SharedUserSetting) { 5325 final SharedUserSetting sus = (SharedUserSetting) obj; 5326 return sus.name + ":" + sus.userId; 5327 } else if (obj instanceof PackageSetting) { 5328 final PackageSetting ps = (PackageSetting) obj; 5329 return ps.name; 5330 } 5331 } 5332 return null; 5333 } 5334 5335 @Override 5336 public int getUidForSharedUser(String sharedUserName) { 5337 if(sharedUserName == null) { 5338 return -1; 5339 } 5340 // reader 5341 synchronized (mPackages) { 5342 SharedUserSetting suid; 5343 try { 5344 suid = mSettings.getSharedUserLPw(sharedUserName, 0, 0, false); 5345 if (suid != null) { 5346 return suid.userId; 5347 } 5348 } catch (PackageManagerException ignore) { 5349 // can't happen, but, still need to catch it 5350 } 5351 return -1; 5352 } 5353 } 5354 5355 @Override 5356 public int getFlagsForUid(int uid) { 5357 synchronized (mPackages) { 5358 Object obj = mSettings.getUserIdLPr(UserHandle.getAppId(uid)); 5359 if (obj instanceof SharedUserSetting) { 5360 final SharedUserSetting sus = (SharedUserSetting) obj; 5361 return sus.pkgFlags; 5362 } else if (obj instanceof PackageSetting) { 5363 final PackageSetting ps = (PackageSetting) obj; 5364 return ps.pkgFlags; 5365 } 5366 } 5367 return 0; 5368 } 5369 5370 @Override 5371 public int getPrivateFlagsForUid(int uid) { 5372 synchronized (mPackages) { 5373 Object obj = mSettings.getUserIdLPr(UserHandle.getAppId(uid)); 5374 if (obj instanceof SharedUserSetting) { 5375 final SharedUserSetting sus = (SharedUserSetting) obj; 5376 return sus.pkgPrivateFlags; 5377 } else if (obj instanceof PackageSetting) { 5378 final PackageSetting ps = (PackageSetting) obj; 5379 return ps.pkgPrivateFlags; 5380 } 5381 } 5382 return 0; 5383 } 5384 5385 @Override 5386 public boolean isUidPrivileged(int uid) { 5387 uid = UserHandle.getAppId(uid); 5388 // reader 5389 synchronized (mPackages) { 5390 Object obj = mSettings.getUserIdLPr(uid); 5391 if (obj instanceof SharedUserSetting) { 5392 final SharedUserSetting sus = (SharedUserSetting) obj; 5393 final Iterator<PackageSetting> it = sus.packages.iterator(); 5394 while (it.hasNext()) { 5395 if (it.next().isPrivileged()) { 5396 return true; 5397 } 5398 } 5399 } else if (obj instanceof PackageSetting) { 5400 final PackageSetting ps = (PackageSetting) obj; 5401 return ps.isPrivileged(); 5402 } 5403 } 5404 return false; 5405 } 5406 5407 @Override 5408 public String[] getAppOpPermissionPackages(String permissionName) { 5409 synchronized (mPackages) { 5410 ArraySet<String> pkgs = mAppOpPermissionPackages.get(permissionName); 5411 if (pkgs == null) { 5412 return null; 5413 } 5414 return pkgs.toArray(new String[pkgs.size()]); 5415 } 5416 } 5417 5418 @Override 5419 public ResolveInfo resolveIntent(Intent intent, String resolvedType, 5420 int flags, int userId) { 5421 try { 5422 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "resolveIntent"); 5423 5424 if (!sUserManager.exists(userId)) return null; 5425 flags = updateFlagsForResolve(flags, userId, intent); 5426 enforceCrossUserPermission(Binder.getCallingUid(), userId, 5427 false /*requireFullPermission*/, false /*checkShell*/, "resolve intent"); 5428 5429 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "queryIntentActivities"); 5430 final List<ResolveInfo> query = queryIntentActivitiesInternal(intent, resolvedType, 5431 flags, userId); 5432 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 5433 5434 final ResolveInfo bestChoice = 5435 chooseBestActivity(intent, resolvedType, flags, query, userId); 5436 return bestChoice; 5437 } finally { 5438 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 5439 } 5440 } 5441 5442 @Override 5443 public ResolveInfo findPersistentPreferredActivity(Intent intent, int userId) { 5444 if (!UserHandle.isSameApp(Binder.getCallingUid(), Process.SYSTEM_UID)) { 5445 throw new SecurityException( 5446 "findPersistentPreferredActivity can only be run by the system"); 5447 } 5448 if (!sUserManager.exists(userId)) { 5449 return null; 5450 } 5451 intent = updateIntentForResolve(intent); 5452 final String resolvedType = intent.resolveTypeIfNeeded(mContext.getContentResolver()); 5453 final int flags = updateFlagsForResolve(0, userId, intent); 5454 final List<ResolveInfo> query = queryIntentActivitiesInternal(intent, resolvedType, flags, 5455 userId); 5456 synchronized (mPackages) { 5457 return findPersistentPreferredActivityLP(intent, resolvedType, flags, query, false, 5458 userId); 5459 } 5460 } 5461 5462 @Override 5463 public void setLastChosenActivity(Intent intent, String resolvedType, int flags, 5464 IntentFilter filter, int match, ComponentName activity) { 5465 final int userId = UserHandle.getCallingUserId(); 5466 if (DEBUG_PREFERRED) { 5467 Log.v(TAG, "setLastChosenActivity intent=" + intent 5468 + " resolvedType=" + resolvedType 5469 + " flags=" + flags 5470 + " filter=" + filter 5471 + " match=" + match 5472 + " activity=" + activity); 5473 filter.dump(new PrintStreamPrinter(System.out), " "); 5474 } 5475 intent.setComponent(null); 5476 final List<ResolveInfo> query = queryIntentActivitiesInternal(intent, resolvedType, flags, 5477 userId); 5478 // Find any earlier preferred or last chosen entries and nuke them 5479 findPreferredActivity(intent, resolvedType, 5480 flags, query, 0, false, true, false, userId); 5481 // Add the new activity as the last chosen for this filter 5482 addPreferredActivityInternal(filter, match, null, activity, false, userId, 5483 "Setting last chosen"); 5484 } 5485 5486 @Override 5487 public ResolveInfo getLastChosenActivity(Intent intent, String resolvedType, int flags) { 5488 final int userId = UserHandle.getCallingUserId(); 5489 if (DEBUG_PREFERRED) Log.v(TAG, "Querying last chosen activity for " + intent); 5490 final List<ResolveInfo> query = queryIntentActivitiesInternal(intent, resolvedType, flags, 5491 userId); 5492 return findPreferredActivity(intent, resolvedType, flags, query, 0, 5493 false, false, false, userId); 5494 } 5495 5496 private boolean isEphemeralDisabled() { 5497 // ephemeral apps have been disabled across the board 5498 if (DISABLE_EPHEMERAL_APPS) { 5499 return true; 5500 } 5501 // system isn't up yet; can't read settings, so, assume no ephemeral apps 5502 if (!mSystemReady) { 5503 return true; 5504 } 5505 // we can't get a content resolver until the system is ready; these checks must happen last 5506 final ContentResolver resolver = mContext.getContentResolver(); 5507 if (Global.getInt(resolver, Global.ENABLE_EPHEMERAL_FEATURE, 1) == 0) { 5508 return true; 5509 } 5510 return Secure.getInt(resolver, Secure.WEB_ACTION_ENABLED, 1) == 0; 5511 } 5512 5513 private boolean isEphemeralAllowed( 5514 Intent intent, List<ResolveInfo> resolvedActivities, int userId, 5515 boolean skipPackageCheck) { 5516 // Short circuit and return early if possible. 5517 if (isEphemeralDisabled()) { 5518 return false; 5519 } 5520 final int callingUser = UserHandle.getCallingUserId(); 5521 if (callingUser != UserHandle.USER_SYSTEM) { 5522 return false; 5523 } 5524 if (mEphemeralResolverConnection == null) { 5525 return false; 5526 } 5527 if (mEphemeralInstallerComponent == null) { 5528 return false; 5529 } 5530 if (intent.getComponent() != null) { 5531 return false; 5532 } 5533 if ((intent.getFlags() & Intent.FLAG_IGNORE_EPHEMERAL) != 0) { 5534 return false; 5535 } 5536 if (!skipPackageCheck && intent.getPackage() != null) { 5537 return false; 5538 } 5539 final boolean isWebUri = hasWebURI(intent); 5540 if (!isWebUri || intent.getData().getHost() == null) { 5541 return false; 5542 } 5543 // Deny ephemeral apps if the user chose _ALWAYS or _ALWAYS_ASK for intent resolution. 5544 synchronized (mPackages) { 5545 final int count = (resolvedActivities == null ? 0 : resolvedActivities.size()); 5546 for (int n = 0; n < count; n++) { 5547 ResolveInfo info = resolvedActivities.get(n); 5548 String packageName = info.activityInfo.packageName; 5549 PackageSetting ps = mSettings.mPackages.get(packageName); 5550 if (ps != null) { 5551 // Try to get the status from User settings first 5552 long packedStatus = getDomainVerificationStatusLPr(ps, userId); 5553 int status = (int) (packedStatus >> 32); 5554 if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS 5555 || status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS_ASK) { 5556 if (DEBUG_EPHEMERAL) { 5557 Slog.v(TAG, "DENY ephemeral apps;" 5558 + " pkg: " + packageName + ", status: " + status); 5559 } 5560 return false; 5561 } 5562 } 5563 } 5564 } 5565 // We've exhausted all ways to deny ephemeral application; let the system look for them. 5566 return true; 5567 } 5568 5569 private void requestEphemeralResolutionPhaseTwo(EphemeralResponse responseObj, 5570 Intent origIntent, String resolvedType, Intent launchIntent, String callingPackage, 5571 int userId) { 5572 final Message msg = mHandler.obtainMessage(EPHEMERAL_RESOLUTION_PHASE_TWO, 5573 new EphemeralRequest(responseObj, origIntent, resolvedType, launchIntent, 5574 callingPackage, userId)); 5575 mHandler.sendMessage(msg); 5576 } 5577 5578 private ResolveInfo chooseBestActivity(Intent intent, String resolvedType, 5579 int flags, List<ResolveInfo> query, int userId) { 5580 if (query != null) { 5581 final int N = query.size(); 5582 if (N == 1) { 5583 return query.get(0); 5584 } else if (N > 1) { 5585 final boolean debug = ((intent.getFlags() & Intent.FLAG_DEBUG_LOG_RESOLUTION) != 0); 5586 // If there is more than one activity with the same priority, 5587 // then let the user decide between them. 5588 ResolveInfo r0 = query.get(0); 5589 ResolveInfo r1 = query.get(1); 5590 if (DEBUG_INTENT_MATCHING || debug) { 5591 Slog.v(TAG, r0.activityInfo.name + "=" + r0.priority + " vs " 5592 + r1.activityInfo.name + "=" + r1.priority); 5593 } 5594 // If the first activity has a higher priority, or a different 5595 // default, then it is always desirable to pick it. 5596 if (r0.priority != r1.priority 5597 || r0.preferredOrder != r1.preferredOrder 5598 || r0.isDefault != r1.isDefault) { 5599 return query.get(0); 5600 } 5601 // If we have saved a preference for a preferred activity for 5602 // this Intent, use that. 5603 ResolveInfo ri = findPreferredActivity(intent, resolvedType, 5604 flags, query, r0.priority, true, false, debug, userId); 5605 if (ri != null) { 5606 return ri; 5607 } 5608 ri = new ResolveInfo(mResolveInfo); 5609 ri.activityInfo = new ActivityInfo(ri.activityInfo); 5610 ri.activityInfo.labelRes = ResolverActivity.getLabelRes(intent.getAction()); 5611 // If all of the options come from the same package, show the application's 5612 // label and icon instead of the generic resolver's. 5613 // Some calls like Intent.resolveActivityInfo query the ResolveInfo from here 5614 // and then throw away the ResolveInfo itself, meaning that the caller loses 5615 // the resolvePackageName. Therefore the activityInfo.labelRes above provides 5616 // a fallback for this case; we only set the target package's resources on 5617 // the ResolveInfo, not the ActivityInfo. 5618 final String intentPackage = intent.getPackage(); 5619 if (!TextUtils.isEmpty(intentPackage) && allHavePackage(query, intentPackage)) { 5620 final ApplicationInfo appi = query.get(0).activityInfo.applicationInfo; 5621 ri.resolvePackageName = intentPackage; 5622 if (userNeedsBadging(userId)) { 5623 ri.noResourceId = true; 5624 } else { 5625 ri.icon = appi.icon; 5626 } 5627 ri.iconResourceId = appi.icon; 5628 ri.labelRes = appi.labelRes; 5629 } 5630 ri.activityInfo.applicationInfo = new ApplicationInfo( 5631 ri.activityInfo.applicationInfo); 5632 if (userId != 0) { 5633 ri.activityInfo.applicationInfo.uid = UserHandle.getUid(userId, 5634 UserHandle.getAppId(ri.activityInfo.applicationInfo.uid)); 5635 } 5636 // Make sure that the resolver is displayable in car mode 5637 if (ri.activityInfo.metaData == null) ri.activityInfo.metaData = new Bundle(); 5638 ri.activityInfo.metaData.putBoolean(Intent.METADATA_DOCK_HOME, true); 5639 return ri; 5640 } 5641 } 5642 return null; 5643 } 5644 5645 /** 5646 * Return true if the given list is not empty and all of its contents have 5647 * an activityInfo with the given package name. 5648 */ 5649 private boolean allHavePackage(List<ResolveInfo> list, String packageName) { 5650 if (ArrayUtils.isEmpty(list)) { 5651 return false; 5652 } 5653 for (int i = 0, N = list.size(); i < N; i++) { 5654 final ResolveInfo ri = list.get(i); 5655 final ActivityInfo ai = ri != null ? ri.activityInfo : null; 5656 if (ai == null || !packageName.equals(ai.packageName)) { 5657 return false; 5658 } 5659 } 5660 return true; 5661 } 5662 5663 private ResolveInfo findPersistentPreferredActivityLP(Intent intent, String resolvedType, 5664 int flags, List<ResolveInfo> query, boolean debug, int userId) { 5665 final int N = query.size(); 5666 PersistentPreferredIntentResolver ppir = mSettings.mPersistentPreferredActivities 5667 .get(userId); 5668 // Get the list of persistent preferred activities that handle the intent 5669 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Looking for presistent preferred activities..."); 5670 List<PersistentPreferredActivity> pprefs = ppir != null 5671 ? ppir.queryIntent(intent, resolvedType, 5672 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, 5673 (flags & PackageManager.MATCH_VISIBLE_TO_EPHEMERAL_ONLY) != 0, 5674 (flags & PackageManager.MATCH_EPHEMERAL) != 0, userId) 5675 : null; 5676 if (pprefs != null && pprefs.size() > 0) { 5677 final int M = pprefs.size(); 5678 for (int i=0; i<M; i++) { 5679 final PersistentPreferredActivity ppa = pprefs.get(i); 5680 if (DEBUG_PREFERRED || debug) { 5681 Slog.v(TAG, "Checking PersistentPreferredActivity ds=" 5682 + (ppa.countDataSchemes() > 0 ? ppa.getDataScheme(0) : "<none>") 5683 + "\n component=" + ppa.mComponent); 5684 ppa.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 5685 } 5686 final ActivityInfo ai = getActivityInfo(ppa.mComponent, 5687 flags | MATCH_DISABLED_COMPONENTS, userId); 5688 if (DEBUG_PREFERRED || debug) { 5689 Slog.v(TAG, "Found persistent preferred activity:"); 5690 if (ai != null) { 5691 ai.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 5692 } else { 5693 Slog.v(TAG, " null"); 5694 } 5695 } 5696 if (ai == null) { 5697 // This previously registered persistent preferred activity 5698 // component is no longer known. Ignore it and do NOT remove it. 5699 continue; 5700 } 5701 for (int j=0; j<N; j++) { 5702 final ResolveInfo ri = query.get(j); 5703 if (!ri.activityInfo.applicationInfo.packageName 5704 .equals(ai.applicationInfo.packageName)) { 5705 continue; 5706 } 5707 if (!ri.activityInfo.name.equals(ai.name)) { 5708 continue; 5709 } 5710 // Found a persistent preference that can handle the intent. 5711 if (DEBUG_PREFERRED || debug) { 5712 Slog.v(TAG, "Returning persistent preferred activity: " + 5713 ri.activityInfo.packageName + "/" + ri.activityInfo.name); 5714 } 5715 return ri; 5716 } 5717 } 5718 } 5719 return null; 5720 } 5721 5722 // TODO: handle preferred activities missing while user has amnesia 5723 ResolveInfo findPreferredActivity(Intent intent, String resolvedType, int flags, 5724 List<ResolveInfo> query, int priority, boolean always, 5725 boolean removeMatches, boolean debug, int userId) { 5726 if (!sUserManager.exists(userId)) return null; 5727 flags = updateFlagsForResolve(flags, userId, intent); 5728 intent = updateIntentForResolve(intent); 5729 // writer 5730 synchronized (mPackages) { 5731 // Try to find a matching persistent preferred activity. 5732 ResolveInfo pri = findPersistentPreferredActivityLP(intent, resolvedType, flags, query, 5733 debug, userId); 5734 5735 // If a persistent preferred activity matched, use it. 5736 if (pri != null) { 5737 return pri; 5738 } 5739 5740 PreferredIntentResolver pir = mSettings.mPreferredActivities.get(userId); 5741 // Get the list of preferred activities that handle the intent 5742 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Looking for preferred activities..."); 5743 List<PreferredActivity> prefs = pir != null 5744 ? pir.queryIntent(intent, resolvedType, 5745 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, 5746 (flags & PackageManager.MATCH_VISIBLE_TO_EPHEMERAL_ONLY) != 0, 5747 (flags & PackageManager.MATCH_EPHEMERAL) != 0, userId) 5748 : null; 5749 if (prefs != null && prefs.size() > 0) { 5750 boolean changed = false; 5751 try { 5752 // First figure out how good the original match set is. 5753 // We will only allow preferred activities that came 5754 // from the same match quality. 5755 int match = 0; 5756 5757 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Figuring out best match..."); 5758 5759 final int N = query.size(); 5760 for (int j=0; j<N; j++) { 5761 final ResolveInfo ri = query.get(j); 5762 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Match for " + ri.activityInfo 5763 + ": 0x" + Integer.toHexString(match)); 5764 if (ri.match > match) { 5765 match = ri.match; 5766 } 5767 } 5768 5769 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Best match: 0x" 5770 + Integer.toHexString(match)); 5771 5772 match &= IntentFilter.MATCH_CATEGORY_MASK; 5773 final int M = prefs.size(); 5774 for (int i=0; i<M; i++) { 5775 final PreferredActivity pa = prefs.get(i); 5776 if (DEBUG_PREFERRED || debug) { 5777 Slog.v(TAG, "Checking PreferredActivity ds=" 5778 + (pa.countDataSchemes() > 0 ? pa.getDataScheme(0) : "<none>") 5779 + "\n component=" + pa.mPref.mComponent); 5780 pa.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 5781 } 5782 if (pa.mPref.mMatch != match) { 5783 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Skipping bad match " 5784 + Integer.toHexString(pa.mPref.mMatch)); 5785 continue; 5786 } 5787 // If it's not an "always" type preferred activity and that's what we're 5788 // looking for, skip it. 5789 if (always && !pa.mPref.mAlways) { 5790 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Skipping mAlways=false entry"); 5791 continue; 5792 } 5793 final ActivityInfo ai = getActivityInfo( 5794 pa.mPref.mComponent, flags | MATCH_DISABLED_COMPONENTS 5795 | MATCH_DIRECT_BOOT_AWARE | MATCH_DIRECT_BOOT_UNAWARE, 5796 userId); 5797 if (DEBUG_PREFERRED || debug) { 5798 Slog.v(TAG, "Found preferred activity:"); 5799 if (ai != null) { 5800 ai.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 5801 } else { 5802 Slog.v(TAG, " null"); 5803 } 5804 } 5805 if (ai == null) { 5806 // This previously registered preferred activity 5807 // component is no longer known. Most likely an update 5808 // to the app was installed and in the new version this 5809 // component no longer exists. Clean it up by removing 5810 // it from the preferred activities list, and skip it. 5811 Slog.w(TAG, "Removing dangling preferred activity: " 5812 + pa.mPref.mComponent); 5813 pir.removeFilter(pa); 5814 changed = true; 5815 continue; 5816 } 5817 for (int j=0; j<N; j++) { 5818 final ResolveInfo ri = query.get(j); 5819 if (!ri.activityInfo.applicationInfo.packageName 5820 .equals(ai.applicationInfo.packageName)) { 5821 continue; 5822 } 5823 if (!ri.activityInfo.name.equals(ai.name)) { 5824 continue; 5825 } 5826 5827 if (removeMatches) { 5828 pir.removeFilter(pa); 5829 changed = true; 5830 if (DEBUG_PREFERRED) { 5831 Slog.v(TAG, "Removing match " + pa.mPref.mComponent); 5832 } 5833 break; 5834 } 5835 5836 // Okay we found a previously set preferred or last chosen app. 5837 // If the result set is different from when this 5838 // was created, we need to clear it and re-ask the 5839 // user their preference, if we're looking for an "always" type entry. 5840 if (always && !pa.mPref.sameSet(query)) { 5841 Slog.i(TAG, "Result set changed, dropping preferred activity for " 5842 + intent + " type " + resolvedType); 5843 if (DEBUG_PREFERRED) { 5844 Slog.v(TAG, "Removing preferred activity since set changed " 5845 + pa.mPref.mComponent); 5846 } 5847 pir.removeFilter(pa); 5848 // Re-add the filter as a "last chosen" entry (!always) 5849 PreferredActivity lastChosen = new PreferredActivity( 5850 pa, pa.mPref.mMatch, null, pa.mPref.mComponent, false); 5851 pir.addFilter(lastChosen); 5852 changed = true; 5853 return null; 5854 } 5855 5856 // Yay! Either the set matched or we're looking for the last chosen 5857 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Returning preferred activity: " 5858 + ri.activityInfo.packageName + "/" + ri.activityInfo.name); 5859 return ri; 5860 } 5861 } 5862 } finally { 5863 if (changed) { 5864 if (DEBUG_PREFERRED) { 5865 Slog.v(TAG, "Preferred activity bookkeeping changed; writing restrictions"); 5866 } 5867 scheduleWritePackageRestrictionsLocked(userId); 5868 } 5869 } 5870 } 5871 } 5872 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "No preferred activity to return"); 5873 return null; 5874 } 5875 5876 /* 5877 * Returns if intent can be forwarded from the sourceUserId to the targetUserId 5878 */ 5879 @Override 5880 public boolean canForwardTo(Intent intent, String resolvedType, int sourceUserId, 5881 int targetUserId) { 5882 mContext.enforceCallingOrSelfPermission( 5883 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, null); 5884 List<CrossProfileIntentFilter> matches = 5885 getMatchingCrossProfileIntentFilters(intent, resolvedType, sourceUserId); 5886 if (matches != null) { 5887 int size = matches.size(); 5888 for (int i = 0; i < size; i++) { 5889 if (matches.get(i).getTargetUserId() == targetUserId) return true; 5890 } 5891 } 5892 if (hasWebURI(intent)) { 5893 // cross-profile app linking works only towards the parent. 5894 final UserInfo parent = getProfileParent(sourceUserId); 5895 synchronized(mPackages) { 5896 int flags = updateFlagsForResolve(0, parent.id, intent); 5897 CrossProfileDomainInfo xpDomainInfo = getCrossProfileDomainPreferredLpr( 5898 intent, resolvedType, flags, sourceUserId, parent.id); 5899 return xpDomainInfo != null; 5900 } 5901 } 5902 return false; 5903 } 5904 5905 private UserInfo getProfileParent(int userId) { 5906 final long identity = Binder.clearCallingIdentity(); 5907 try { 5908 return sUserManager.getProfileParent(userId); 5909 } finally { 5910 Binder.restoreCallingIdentity(identity); 5911 } 5912 } 5913 5914 private List<CrossProfileIntentFilter> getMatchingCrossProfileIntentFilters(Intent intent, 5915 String resolvedType, int userId) { 5916 CrossProfileIntentResolver resolver = mSettings.mCrossProfileIntentResolvers.get(userId); 5917 if (resolver != null) { 5918 return resolver.queryIntent(intent, resolvedType, false /*defaultOnly*/, 5919 false /*visibleToEphemeral*/, false /*isInstant*/, userId); 5920 } 5921 return null; 5922 } 5923 5924 @Override 5925 public @NonNull ParceledListSlice<ResolveInfo> queryIntentActivities(Intent intent, 5926 String resolvedType, int flags, int userId) { 5927 try { 5928 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "queryIntentActivities"); 5929 5930 return new ParceledListSlice<>( 5931 queryIntentActivitiesInternal(intent, resolvedType, flags, userId)); 5932 } finally { 5933 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 5934 } 5935 } 5936 5937 /** 5938 * Returns the package name of the calling Uid if it's an ephemeral app. If it isn't 5939 * ephemeral, returns {@code null}. 5940 */ 5941 private String getEphemeralPackageName(int callingUid) { 5942 final int appId = UserHandle.getAppId(callingUid); 5943 synchronized (mPackages) { 5944 final Object obj = mSettings.getUserIdLPr(appId); 5945 if (obj instanceof PackageSetting) { 5946 final PackageSetting ps = (PackageSetting) obj; 5947 return ps.pkg.applicationInfo.isInstantApp() ? ps.pkg.packageName : null; 5948 } 5949 } 5950 return null; 5951 } 5952 5953 private @NonNull List<ResolveInfo> queryIntentActivitiesInternal(Intent intent, 5954 String resolvedType, int flags, int userId) { 5955 if (!sUserManager.exists(userId)) return Collections.emptyList(); 5956 final String ephemeralPkgName = getEphemeralPackageName(Binder.getCallingUid()); 5957 flags = updateFlagsForResolve(flags, userId, intent); 5958 enforceCrossUserPermission(Binder.getCallingUid(), userId, 5959 false /* requireFullPermission */, false /* checkShell */, 5960 "query intent activities"); 5961 ComponentName comp = intent.getComponent(); 5962 if (comp == null) { 5963 if (intent.getSelector() != null) { 5964 intent = intent.getSelector(); 5965 comp = intent.getComponent(); 5966 } 5967 } 5968 5969 if (comp != null) { 5970 final List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 5971 final ActivityInfo ai = getActivityInfo(comp, flags, userId); 5972 if (ai != null) { 5973 // When specifying an explicit component, we prevent the activity from being 5974 // used when either 1) the calling package is normal and the activity is within 5975 // an ephemeral application or 2) the calling package is ephemeral and the 5976 // activity is not visible to ephemeral applications. 5977 boolean matchEphemeral = 5978 (flags & PackageManager.MATCH_EPHEMERAL) != 0; 5979 boolean ephemeralVisibleOnly = 5980 (flags & PackageManager.MATCH_VISIBLE_TO_EPHEMERAL_ONLY) != 0; 5981 boolean blockResolution = 5982 (!matchEphemeral && ephemeralPkgName == null 5983 && (ai.applicationInfo.privateFlags 5984 & ApplicationInfo.PRIVATE_FLAG_EPHEMERAL) != 0) 5985 || (ephemeralVisibleOnly && ephemeralPkgName != null 5986 && (ai.flags & ActivityInfo.FLAG_VISIBLE_TO_EPHEMERAL) == 0); 5987 if (!blockResolution) { 5988 final ResolveInfo ri = new ResolveInfo(); 5989 ri.activityInfo = ai; 5990 list.add(ri); 5991 } 5992 } 5993 return list; 5994 } 5995 5996 // reader 5997 boolean sortResult = false; 5998 boolean addEphemeral = false; 5999 List<ResolveInfo> result; 6000 final String pkgName = intent.getPackage(); 6001 synchronized (mPackages) { 6002 if (pkgName == null) { 6003 List<CrossProfileIntentFilter> matchingFilters = 6004 getMatchingCrossProfileIntentFilters(intent, resolvedType, userId); 6005 // Check for results that need to skip the current profile. 6006 ResolveInfo xpResolveInfo = querySkipCurrentProfileIntents(matchingFilters, intent, 6007 resolvedType, flags, userId); 6008 if (xpResolveInfo != null) { 6009 List<ResolveInfo> xpResult = new ArrayList<ResolveInfo>(1); 6010 xpResult.add(xpResolveInfo); 6011 return filterForEphemeral( 6012 filterIfNotSystemUser(xpResult, userId), ephemeralPkgName); 6013 } 6014 6015 // Check for results in the current profile. 6016 result = filterIfNotSystemUser(mActivities.queryIntent( 6017 intent, resolvedType, flags, userId), userId); 6018 addEphemeral = 6019 isEphemeralAllowed(intent, result, userId, false /*skipPackageCheck*/); 6020 6021 // Check for cross profile results. 6022 boolean hasNonNegativePriorityResult = hasNonNegativePriority(result); 6023 xpResolveInfo = queryCrossProfileIntents( 6024 matchingFilters, intent, resolvedType, flags, userId, 6025 hasNonNegativePriorityResult); 6026 if (xpResolveInfo != null && isUserEnabled(xpResolveInfo.targetUserId)) { 6027 boolean isVisibleToUser = filterIfNotSystemUser( 6028 Collections.singletonList(xpResolveInfo), userId).size() > 0; 6029 if (isVisibleToUser) { 6030 result.add(xpResolveInfo); 6031 sortResult = true; 6032 } 6033 } 6034 if (hasWebURI(intent)) { 6035 CrossProfileDomainInfo xpDomainInfo = null; 6036 final UserInfo parent = getProfileParent(userId); 6037 if (parent != null) { 6038 xpDomainInfo = getCrossProfileDomainPreferredLpr(intent, resolvedType, 6039 flags, userId, parent.id); 6040 } 6041 if (xpDomainInfo != null) { 6042 if (xpResolveInfo != null) { 6043 // If we didn't remove it, the cross-profile ResolveInfo would be twice 6044 // in the result. 6045 result.remove(xpResolveInfo); 6046 } 6047 if (result.size() == 0 && !addEphemeral) { 6048 // No result in current profile, but found candidate in parent user. 6049 // And we are not going to add emphemeral app, so we can return the 6050 // result straight away. 6051 result.add(xpDomainInfo.resolveInfo); 6052 return filterForEphemeral(result, ephemeralPkgName); 6053 } 6054 } else if (result.size() <= 1 && !addEphemeral) { 6055 // No result in parent user and <= 1 result in current profile, and we 6056 // are not going to add emphemeral app, so we can return the result without 6057 // further processing. 6058 return filterForEphemeral(result, ephemeralPkgName); 6059 } 6060 // We have more than one candidate (combining results from current and parent 6061 // profile), so we need filtering and sorting. 6062 result = filterCandidatesWithDomainPreferredActivitiesLPr( 6063 intent, flags, result, xpDomainInfo, userId); 6064 sortResult = true; 6065 } 6066 } else { 6067 final PackageParser.Package pkg = mPackages.get(pkgName); 6068 if (pkg != null) { 6069 result = filterForEphemeral(filterIfNotSystemUser( 6070 mActivities.queryIntentForPackage( 6071 intent, resolvedType, flags, pkg.activities, userId), 6072 userId), ephemeralPkgName); 6073 } else { 6074 // the caller wants to resolve for a particular package; however, there 6075 // were no installed results, so, try to find an ephemeral result 6076 addEphemeral = isEphemeralAllowed( 6077 intent, null /*result*/, userId, true /*skipPackageCheck*/); 6078 result = new ArrayList<ResolveInfo>(); 6079 } 6080 } 6081 } 6082 if (addEphemeral) { 6083 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "resolveEphemeral"); 6084 final EphemeralRequest requestObject = new EphemeralRequest( 6085 null /*responseObj*/, intent /*origIntent*/, resolvedType, 6086 null /*launchIntent*/, null /*callingPackage*/, userId); 6087 final EphemeralResponse intentInfo = EphemeralResolver.doEphemeralResolutionPhaseOne( 6088 mContext, mEphemeralResolverConnection, requestObject); 6089 if (intentInfo != null) { 6090 if (DEBUG_EPHEMERAL) { 6091 Slog.v(TAG, "Adding ephemeral installer to the ResolveInfo list"); 6092 } 6093 final ResolveInfo ephemeralInstaller = new ResolveInfo(mEphemeralInstallerInfo); 6094 ephemeralInstaller.ephemeralResponse = intentInfo; 6095 // make sure this resolver is the default 6096 ephemeralInstaller.isDefault = true; 6097 ephemeralInstaller.match = IntentFilter.MATCH_CATEGORY_SCHEME_SPECIFIC_PART 6098 | IntentFilter.MATCH_ADJUSTMENT_NORMAL; 6099 // add a non-generic filter 6100 ephemeralInstaller.filter = new IntentFilter(intent.getAction()); 6101 ephemeralInstaller.filter.addDataPath( 6102 intent.getData().getPath(), PatternMatcher.PATTERN_LITERAL); 6103 result.add(ephemeralInstaller); 6104 } 6105 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 6106 } 6107 if (sortResult) { 6108 Collections.sort(result, mResolvePrioritySorter); 6109 } 6110 return filterForEphemeral(result, ephemeralPkgName); 6111 } 6112 6113 private static class CrossProfileDomainInfo { 6114 /* ResolveInfo for IntentForwarderActivity to send the intent to the other profile */ 6115 ResolveInfo resolveInfo; 6116 /* Best domain verification status of the activities found in the other profile */ 6117 int bestDomainVerificationStatus; 6118 } 6119 6120 private CrossProfileDomainInfo getCrossProfileDomainPreferredLpr(Intent intent, 6121 String resolvedType, int flags, int sourceUserId, int parentUserId) { 6122 if (!sUserManager.hasUserRestriction(UserManager.ALLOW_PARENT_PROFILE_APP_LINKING, 6123 sourceUserId)) { 6124 return null; 6125 } 6126 List<ResolveInfo> resultTargetUser = mActivities.queryIntent(intent, 6127 resolvedType, flags, parentUserId); 6128 6129 if (resultTargetUser == null || resultTargetUser.isEmpty()) { 6130 return null; 6131 } 6132 CrossProfileDomainInfo result = null; 6133 int size = resultTargetUser.size(); 6134 for (int i = 0; i < size; i++) { 6135 ResolveInfo riTargetUser = resultTargetUser.get(i); 6136 // Intent filter verification is only for filters that specify a host. So don't return 6137 // those that handle all web uris. 6138 if (riTargetUser.handleAllWebDataURI) { 6139 continue; 6140 } 6141 String packageName = riTargetUser.activityInfo.packageName; 6142 PackageSetting ps = mSettings.mPackages.get(packageName); 6143 if (ps == null) { 6144 continue; 6145 } 6146 long verificationState = getDomainVerificationStatusLPr(ps, parentUserId); 6147 int status = (int)(verificationState >> 32); 6148 if (result == null) { 6149 result = new CrossProfileDomainInfo(); 6150 result.resolveInfo = createForwardingResolveInfoUnchecked(new IntentFilter(), 6151 sourceUserId, parentUserId); 6152 result.bestDomainVerificationStatus = status; 6153 } else { 6154 result.bestDomainVerificationStatus = bestDomainVerificationStatus(status, 6155 result.bestDomainVerificationStatus); 6156 } 6157 } 6158 // Don't consider matches with status NEVER across profiles. 6159 if (result != null && result.bestDomainVerificationStatus 6160 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER) { 6161 return null; 6162 } 6163 return result; 6164 } 6165 6166 /** 6167 * Verification statuses are ordered from the worse to the best, except for 6168 * INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER, which is the worse. 6169 */ 6170 private int bestDomainVerificationStatus(int status1, int status2) { 6171 if (status1 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER) { 6172 return status2; 6173 } 6174 if (status2 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER) { 6175 return status1; 6176 } 6177 return (int) MathUtils.max(status1, status2); 6178 } 6179 6180 private boolean isUserEnabled(int userId) { 6181 long callingId = Binder.clearCallingIdentity(); 6182 try { 6183 UserInfo userInfo = sUserManager.getUserInfo(userId); 6184 return userInfo != null && userInfo.isEnabled(); 6185 } finally { 6186 Binder.restoreCallingIdentity(callingId); 6187 } 6188 } 6189 6190 /** 6191 * Filter out activities with systemUserOnly flag set, when current user is not System. 6192 * 6193 * @return filtered list 6194 */ 6195 private List<ResolveInfo> filterIfNotSystemUser(List<ResolveInfo> resolveInfos, int userId) { 6196 if (userId == UserHandle.USER_SYSTEM) { 6197 return resolveInfos; 6198 } 6199 for (int i = resolveInfos.size() - 1; i >= 0; i--) { 6200 ResolveInfo info = resolveInfos.get(i); 6201 if ((info.activityInfo.flags & ActivityInfo.FLAG_SYSTEM_USER_ONLY) != 0) { 6202 resolveInfos.remove(i); 6203 } 6204 } 6205 return resolveInfos; 6206 } 6207 6208 /** 6209 * Filters out ephemeral activities. 6210 * <p>When resolving for an ephemeral app, only activities that 1) are defined in the 6211 * ephemeral app or 2) marked with {@code visibleToEphemeral} are returned. 6212 * 6213 * @param resolveInfos The pre-filtered list of resolved activities 6214 * @param ephemeralPkgName The ephemeral package name. If {@code null}, no filtering 6215 * is performed. 6216 * @return A filtered list of resolved activities. 6217 */ 6218 private List<ResolveInfo> filterForEphemeral(List<ResolveInfo> resolveInfos, 6219 String ephemeralPkgName) { 6220 if (ephemeralPkgName == null) { 6221 return resolveInfos; 6222 } 6223 for (int i = resolveInfos.size() - 1; i >= 0; i--) { 6224 ResolveInfo info = resolveInfos.get(i); 6225 final boolean isEphemeralApp = info.activityInfo.applicationInfo.isInstantApp(); 6226 // allow activities that are defined in the provided package 6227 if (isEphemeralApp && ephemeralPkgName.equals(info.activityInfo.packageName)) { 6228 continue; 6229 } 6230 // allow activities that have been explicitly exposed to ephemeral apps 6231 if (!isEphemeralApp 6232 && ((info.activityInfo.flags & ActivityInfo.FLAG_VISIBLE_TO_EPHEMERAL) != 0)) { 6233 continue; 6234 } 6235 resolveInfos.remove(i); 6236 } 6237 return resolveInfos; 6238 } 6239 6240 /** 6241 * @param resolveInfos list of resolve infos in descending priority order 6242 * @return if the list contains a resolve info with non-negative priority 6243 */ 6244 private boolean hasNonNegativePriority(List<ResolveInfo> resolveInfos) { 6245 return resolveInfos.size() > 0 && resolveInfos.get(0).priority >= 0; 6246 } 6247 6248 private static boolean hasWebURI(Intent intent) { 6249 if (intent.getData() == null) { 6250 return false; 6251 } 6252 final String scheme = intent.getScheme(); 6253 if (TextUtils.isEmpty(scheme)) { 6254 return false; 6255 } 6256 return scheme.equals(IntentFilter.SCHEME_HTTP) || scheme.equals(IntentFilter.SCHEME_HTTPS); 6257 } 6258 6259 private List<ResolveInfo> filterCandidatesWithDomainPreferredActivitiesLPr(Intent intent, 6260 int matchFlags, List<ResolveInfo> candidates, CrossProfileDomainInfo xpDomainInfo, 6261 int userId) { 6262 final boolean debug = (intent.getFlags() & Intent.FLAG_DEBUG_LOG_RESOLUTION) != 0; 6263 6264 if (DEBUG_PREFERRED || DEBUG_DOMAIN_VERIFICATION) { 6265 Slog.v(TAG, "Filtering results with preferred activities. Candidates count: " + 6266 candidates.size()); 6267 } 6268 6269 ArrayList<ResolveInfo> result = new ArrayList<ResolveInfo>(); 6270 ArrayList<ResolveInfo> alwaysList = new ArrayList<ResolveInfo>(); 6271 ArrayList<ResolveInfo> undefinedList = new ArrayList<ResolveInfo>(); 6272 ArrayList<ResolveInfo> alwaysAskList = new ArrayList<ResolveInfo>(); 6273 ArrayList<ResolveInfo> neverList = new ArrayList<ResolveInfo>(); 6274 ArrayList<ResolveInfo> matchAllList = new ArrayList<ResolveInfo>(); 6275 6276 synchronized (mPackages) { 6277 final int count = candidates.size(); 6278 // First, try to use linked apps. Partition the candidates into four lists: 6279 // one for the final results, one for the "do not use ever", one for "undefined status" 6280 // and finally one for "browser app type". 6281 for (int n=0; n<count; n++) { 6282 ResolveInfo info = candidates.get(n); 6283 String packageName = info.activityInfo.packageName; 6284 PackageSetting ps = mSettings.mPackages.get(packageName); 6285 if (ps != null) { 6286 // Add to the special match all list (Browser use case) 6287 if (info.handleAllWebDataURI) { 6288 matchAllList.add(info); 6289 continue; 6290 } 6291 // Try to get the status from User settings first 6292 long packedStatus = getDomainVerificationStatusLPr(ps, userId); 6293 int status = (int)(packedStatus >> 32); 6294 int linkGeneration = (int)(packedStatus & 0xFFFFFFFF); 6295 if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS) { 6296 if (DEBUG_DOMAIN_VERIFICATION || debug) { 6297 Slog.i(TAG, " + always: " + info.activityInfo.packageName 6298 + " : linkgen=" + linkGeneration); 6299 } 6300 // Use link-enabled generation as preferredOrder, i.e. 6301 // prefer newly-enabled over earlier-enabled. 6302 info.preferredOrder = linkGeneration; 6303 alwaysList.add(info); 6304 } else if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER) { 6305 if (DEBUG_DOMAIN_VERIFICATION || debug) { 6306 Slog.i(TAG, " + never: " + info.activityInfo.packageName); 6307 } 6308 neverList.add(info); 6309 } else if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS_ASK) { 6310 if (DEBUG_DOMAIN_VERIFICATION || debug) { 6311 Slog.i(TAG, " + always-ask: " + info.activityInfo.packageName); 6312 } 6313 alwaysAskList.add(info); 6314 } else if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED || 6315 status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK) { 6316 if (DEBUG_DOMAIN_VERIFICATION || debug) { 6317 Slog.i(TAG, " + ask: " + info.activityInfo.packageName); 6318 } 6319 undefinedList.add(info); 6320 } 6321 } 6322 } 6323 6324 // We'll want to include browser possibilities in a few cases 6325 boolean includeBrowser = false; 6326 6327 // First try to add the "always" resolution(s) for the current user, if any 6328 if (alwaysList.size() > 0) { 6329 result.addAll(alwaysList); 6330 } else { 6331 // Add all undefined apps as we want them to appear in the disambiguation dialog. 6332 result.addAll(undefinedList); 6333 // Maybe add one for the other profile. 6334 if (xpDomainInfo != null && ( 6335 xpDomainInfo.bestDomainVerificationStatus 6336 != INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER)) { 6337 result.add(xpDomainInfo.resolveInfo); 6338 } 6339 includeBrowser = true; 6340 } 6341 6342 // The presence of any 'always ask' alternatives means we'll also offer browsers. 6343 // If there were 'always' entries their preferred order has been set, so we also 6344 // back that off to make the alternatives equivalent 6345 if (alwaysAskList.size() > 0) { 6346 for (ResolveInfo i : result) { 6347 i.preferredOrder = 0; 6348 } 6349 result.addAll(alwaysAskList); 6350 includeBrowser = true; 6351 } 6352 6353 if (includeBrowser) { 6354 // Also add browsers (all of them or only the default one) 6355 if (DEBUG_DOMAIN_VERIFICATION) { 6356 Slog.v(TAG, " ...including browsers in candidate set"); 6357 } 6358 if ((matchFlags & MATCH_ALL) != 0) { 6359 result.addAll(matchAllList); 6360 } else { 6361 // Browser/generic handling case. If there's a default browser, go straight 6362 // to that (but only if there is no other higher-priority match). 6363 final String defaultBrowserPackageName = getDefaultBrowserPackageName(userId); 6364 int maxMatchPrio = 0; 6365 ResolveInfo defaultBrowserMatch = null; 6366 final int numCandidates = matchAllList.size(); 6367 for (int n = 0; n < numCandidates; n++) { 6368 ResolveInfo info = matchAllList.get(n); 6369 // track the highest overall match priority... 6370 if (info.priority > maxMatchPrio) { 6371 maxMatchPrio = info.priority; 6372 } 6373 // ...and the highest-priority default browser match 6374 if (info.activityInfo.packageName.equals(defaultBrowserPackageName)) { 6375 if (defaultBrowserMatch == null 6376 || (defaultBrowserMatch.priority < info.priority)) { 6377 if (debug) { 6378 Slog.v(TAG, "Considering default browser match " + info); 6379 } 6380 defaultBrowserMatch = info; 6381 } 6382 } 6383 } 6384 if (defaultBrowserMatch != null 6385 && defaultBrowserMatch.priority >= maxMatchPrio 6386 && !TextUtils.isEmpty(defaultBrowserPackageName)) 6387 { 6388 if (debug) { 6389 Slog.v(TAG, "Default browser match " + defaultBrowserMatch); 6390 } 6391 result.add(defaultBrowserMatch); 6392 } else { 6393 result.addAll(matchAllList); 6394 } 6395 } 6396 6397 // If there is nothing selected, add all candidates and remove the ones that the user 6398 // has explicitly put into the INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER state 6399 if (result.size() == 0) { 6400 result.addAll(candidates); 6401 result.removeAll(neverList); 6402 } 6403 } 6404 } 6405 if (DEBUG_PREFERRED || DEBUG_DOMAIN_VERIFICATION) { 6406 Slog.v(TAG, "Filtered results with preferred activities. New candidates count: " + 6407 result.size()); 6408 for (ResolveInfo info : result) { 6409 Slog.v(TAG, " + " + info.activityInfo); 6410 } 6411 } 6412 return result; 6413 } 6414 6415 // Returns a packed value as a long: 6416 // 6417 // high 'int'-sized word: link status: undefined/ask/never/always. 6418 // low 'int'-sized word: relative priority among 'always' results. 6419 private long getDomainVerificationStatusLPr(PackageSetting ps, int userId) { 6420 long result = ps.getDomainVerificationStatusForUser(userId); 6421 // if none available, get the master status 6422 if (result >> 32 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED) { 6423 if (ps.getIntentFilterVerificationInfo() != null) { 6424 result = ((long)ps.getIntentFilterVerificationInfo().getStatus()) << 32; 6425 } 6426 } 6427 return result; 6428 } 6429 6430 private ResolveInfo querySkipCurrentProfileIntents( 6431 List<CrossProfileIntentFilter> matchingFilters, Intent intent, String resolvedType, 6432 int flags, int sourceUserId) { 6433 if (matchingFilters != null) { 6434 int size = matchingFilters.size(); 6435 for (int i = 0; i < size; i ++) { 6436 CrossProfileIntentFilter filter = matchingFilters.get(i); 6437 if ((filter.getFlags() & PackageManager.SKIP_CURRENT_PROFILE) != 0) { 6438 // Checking if there are activities in the target user that can handle the 6439 // intent. 6440 ResolveInfo resolveInfo = createForwardingResolveInfo(filter, intent, 6441 resolvedType, flags, sourceUserId); 6442 if (resolveInfo != null) { 6443 return resolveInfo; 6444 } 6445 } 6446 } 6447 } 6448 return null; 6449 } 6450 6451 // Return matching ResolveInfo in target user if any. 6452 private ResolveInfo queryCrossProfileIntents( 6453 List<CrossProfileIntentFilter> matchingFilters, Intent intent, String resolvedType, 6454 int flags, int sourceUserId, boolean matchInCurrentProfile) { 6455 if (matchingFilters != null) { 6456 // Two {@link CrossProfileIntentFilter}s can have the same targetUserId and 6457 // match the same intent. For performance reasons, it is better not to 6458 // run queryIntent twice for the same userId 6459 SparseBooleanArray alreadyTriedUserIds = new SparseBooleanArray(); 6460 int size = matchingFilters.size(); 6461 for (int i = 0; i < size; i++) { 6462 CrossProfileIntentFilter filter = matchingFilters.get(i); 6463 int targetUserId = filter.getTargetUserId(); 6464 boolean skipCurrentProfile = 6465 (filter.getFlags() & PackageManager.SKIP_CURRENT_PROFILE) != 0; 6466 boolean skipCurrentProfileIfNoMatchFound = 6467 (filter.getFlags() & PackageManager.ONLY_IF_NO_MATCH_FOUND) != 0; 6468 if (!skipCurrentProfile && !alreadyTriedUserIds.get(targetUserId) 6469 && (!skipCurrentProfileIfNoMatchFound || !matchInCurrentProfile)) { 6470 // Checking if there are activities in the target user that can handle the 6471 // intent. 6472 ResolveInfo resolveInfo = createForwardingResolveInfo(filter, intent, 6473 resolvedType, flags, sourceUserId); 6474 if (resolveInfo != null) return resolveInfo; 6475 alreadyTriedUserIds.put(targetUserId, true); 6476 } 6477 } 6478 } 6479 return null; 6480 } 6481 6482 /** 6483 * If the filter's target user can handle the intent and is enabled: returns a ResolveInfo that 6484 * will forward the intent to the filter's target user. 6485 * Otherwise, returns null. 6486 */ 6487 private ResolveInfo createForwardingResolveInfo(CrossProfileIntentFilter filter, Intent intent, 6488 String resolvedType, int flags, int sourceUserId) { 6489 int targetUserId = filter.getTargetUserId(); 6490 List<ResolveInfo> resultTargetUser = mActivities.queryIntent(intent, 6491 resolvedType, flags, targetUserId); 6492 if (resultTargetUser != null && isUserEnabled(targetUserId)) { 6493 // If all the matches in the target profile are suspended, return null. 6494 for (int i = resultTargetUser.size() - 1; i >= 0; i--) { 6495 if ((resultTargetUser.get(i).activityInfo.applicationInfo.flags 6496 & ApplicationInfo.FLAG_SUSPENDED) == 0) { 6497 return createForwardingResolveInfoUnchecked(filter, sourceUserId, 6498 targetUserId); 6499 } 6500 } 6501 } 6502 return null; 6503 } 6504 6505 private ResolveInfo createForwardingResolveInfoUnchecked(IntentFilter filter, 6506 int sourceUserId, int targetUserId) { 6507 ResolveInfo forwardingResolveInfo = new ResolveInfo(); 6508 long ident = Binder.clearCallingIdentity(); 6509 boolean targetIsProfile; 6510 try { 6511 targetIsProfile = sUserManager.getUserInfo(targetUserId).isManagedProfile(); 6512 } finally { 6513 Binder.restoreCallingIdentity(ident); 6514 } 6515 String className; 6516 if (targetIsProfile) { 6517 className = FORWARD_INTENT_TO_MANAGED_PROFILE; 6518 } else { 6519 className = FORWARD_INTENT_TO_PARENT; 6520 } 6521 ComponentName forwardingActivityComponentName = new ComponentName( 6522 mAndroidApplication.packageName, className); 6523 ActivityInfo forwardingActivityInfo = getActivityInfo(forwardingActivityComponentName, 0, 6524 sourceUserId); 6525 if (!targetIsProfile) { 6526 forwardingActivityInfo.showUserIcon = targetUserId; 6527 forwardingResolveInfo.noResourceId = true; 6528 } 6529 forwardingResolveInfo.activityInfo = forwardingActivityInfo; 6530 forwardingResolveInfo.priority = 0; 6531 forwardingResolveInfo.preferredOrder = 0; 6532 forwardingResolveInfo.match = 0; 6533 forwardingResolveInfo.isDefault = true; 6534 forwardingResolveInfo.filter = filter; 6535 forwardingResolveInfo.targetUserId = targetUserId; 6536 return forwardingResolveInfo; 6537 } 6538 6539 @Override 6540 public @NonNull ParceledListSlice<ResolveInfo> queryIntentActivityOptions(ComponentName caller, 6541 Intent[] specifics, String[] specificTypes, Intent intent, 6542 String resolvedType, int flags, int userId) { 6543 return new ParceledListSlice<>(queryIntentActivityOptionsInternal(caller, specifics, 6544 specificTypes, intent, resolvedType, flags, userId)); 6545 } 6546 6547 private @NonNull List<ResolveInfo> queryIntentActivityOptionsInternal(ComponentName caller, 6548 Intent[] specifics, String[] specificTypes, Intent intent, 6549 String resolvedType, int flags, int userId) { 6550 if (!sUserManager.exists(userId)) return Collections.emptyList(); 6551 flags = updateFlagsForResolve(flags, userId, intent); 6552 enforceCrossUserPermission(Binder.getCallingUid(), userId, 6553 false /* requireFullPermission */, false /* checkShell */, 6554 "query intent activity options"); 6555 final String resultsAction = intent.getAction(); 6556 6557 final List<ResolveInfo> results = queryIntentActivitiesInternal(intent, resolvedType, flags 6558 | PackageManager.GET_RESOLVED_FILTER, userId); 6559 6560 if (DEBUG_INTENT_MATCHING) { 6561 Log.v(TAG, "Query " + intent + ": " + results); 6562 } 6563 6564 int specificsPos = 0; 6565 int N; 6566 6567 // todo: note that the algorithm used here is O(N^2). This 6568 // isn't a problem in our current environment, but if we start running 6569 // into situations where we have more than 5 or 10 matches then this 6570 // should probably be changed to something smarter... 6571 6572 // First we go through and resolve each of the specific items 6573 // that were supplied, taking care of removing any corresponding 6574 // duplicate items in the generic resolve list. 6575 if (specifics != null) { 6576 for (int i=0; i<specifics.length; i++) { 6577 final Intent sintent = specifics[i]; 6578 if (sintent == null) { 6579 continue; 6580 } 6581 6582 if (DEBUG_INTENT_MATCHING) { 6583 Log.v(TAG, "Specific #" + i + ": " + sintent); 6584 } 6585 6586 String action = sintent.getAction(); 6587 if (resultsAction != null && resultsAction.equals(action)) { 6588 // If this action was explicitly requested, then don't 6589 // remove things that have it. 6590 action = null; 6591 } 6592 6593 ResolveInfo ri = null; 6594 ActivityInfo ai = null; 6595 6596 ComponentName comp = sintent.getComponent(); 6597 if (comp == null) { 6598 ri = resolveIntent( 6599 sintent, 6600 specificTypes != null ? specificTypes[i] : null, 6601 flags, userId); 6602 if (ri == null) { 6603 continue; 6604 } 6605 if (ri == mResolveInfo) { 6606 // ACK! Must do something better with this. 6607 } 6608 ai = ri.activityInfo; 6609 comp = new ComponentName(ai.applicationInfo.packageName, 6610 ai.name); 6611 } else { 6612 ai = getActivityInfo(comp, flags, userId); 6613 if (ai == null) { 6614 continue; 6615 } 6616 } 6617 6618 // Look for any generic query activities that are duplicates 6619 // of this specific one, and remove them from the results. 6620 if (DEBUG_INTENT_MATCHING) Log.v(TAG, "Specific #" + i + ": " + ai); 6621 N = results.size(); 6622 int j; 6623 for (j=specificsPos; j<N; j++) { 6624 ResolveInfo sri = results.get(j); 6625 if ((sri.activityInfo.name.equals(comp.getClassName()) 6626 && sri.activityInfo.applicationInfo.packageName.equals( 6627 comp.getPackageName())) 6628 || (action != null && sri.filter.matchAction(action))) { 6629 results.remove(j); 6630 if (DEBUG_INTENT_MATCHING) Log.v( 6631 TAG, "Removing duplicate item from " + j 6632 + " due to specific " + specificsPos); 6633 if (ri == null) { 6634 ri = sri; 6635 } 6636 j--; 6637 N--; 6638 } 6639 } 6640 6641 // Add this specific item to its proper place. 6642 if (ri == null) { 6643 ri = new ResolveInfo(); 6644 ri.activityInfo = ai; 6645 } 6646 results.add(specificsPos, ri); 6647 ri.specificIndex = i; 6648 specificsPos++; 6649 } 6650 } 6651 6652 // Now we go through the remaining generic results and remove any 6653 // duplicate actions that are found here. 6654 N = results.size(); 6655 for (int i=specificsPos; i<N-1; i++) { 6656 final ResolveInfo rii = results.get(i); 6657 if (rii.filter == null) { 6658 continue; 6659 } 6660 6661 // Iterate over all of the actions of this result's intent 6662 // filter... typically this should be just one. 6663 final Iterator<String> it = rii.filter.actionsIterator(); 6664 if (it == null) { 6665 continue; 6666 } 6667 while (it.hasNext()) { 6668 final String action = it.next(); 6669 if (resultsAction != null && resultsAction.equals(action)) { 6670 // If this action was explicitly requested, then don't 6671 // remove things that have it. 6672 continue; 6673 } 6674 for (int j=i+1; j<N; j++) { 6675 final ResolveInfo rij = results.get(j); 6676 if (rij.filter != null && rij.filter.hasAction(action)) { 6677 results.remove(j); 6678 if (DEBUG_INTENT_MATCHING) Log.v( 6679 TAG, "Removing duplicate item from " + j 6680 + " due to action " + action + " at " + i); 6681 j--; 6682 N--; 6683 } 6684 } 6685 } 6686 6687 // If the caller didn't request filter information, drop it now 6688 // so we don't have to marshall/unmarshall it. 6689 if ((flags&PackageManager.GET_RESOLVED_FILTER) == 0) { 6690 rii.filter = null; 6691 } 6692 } 6693 6694 // Filter out the caller activity if so requested. 6695 if (caller != null) { 6696 N = results.size(); 6697 for (int i=0; i<N; i++) { 6698 ActivityInfo ainfo = results.get(i).activityInfo; 6699 if (caller.getPackageName().equals(ainfo.applicationInfo.packageName) 6700 && caller.getClassName().equals(ainfo.name)) { 6701 results.remove(i); 6702 break; 6703 } 6704 } 6705 } 6706 6707 // If the caller didn't request filter information, 6708 // drop them now so we don't have to 6709 // marshall/unmarshall it. 6710 if ((flags&PackageManager.GET_RESOLVED_FILTER) == 0) { 6711 N = results.size(); 6712 for (int i=0; i<N; i++) { 6713 results.get(i).filter = null; 6714 } 6715 } 6716 6717 if (DEBUG_INTENT_MATCHING) Log.v(TAG, "Result: " + results); 6718 return results; 6719 } 6720 6721 @Override 6722 public @NonNull ParceledListSlice<ResolveInfo> queryIntentReceivers(Intent intent, 6723 String resolvedType, int flags, int userId) { 6724 return new ParceledListSlice<>( 6725 queryIntentReceiversInternal(intent, resolvedType, flags, userId)); 6726 } 6727 6728 private @NonNull List<ResolveInfo> queryIntentReceiversInternal(Intent intent, 6729 String resolvedType, int flags, int userId) { 6730 if (!sUserManager.exists(userId)) return Collections.emptyList(); 6731 flags = updateFlagsForResolve(flags, userId, intent); 6732 ComponentName comp = intent.getComponent(); 6733 if (comp == null) { 6734 if (intent.getSelector() != null) { 6735 intent = intent.getSelector(); 6736 comp = intent.getComponent(); 6737 } 6738 } 6739 if (comp != null) { 6740 List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 6741 ActivityInfo ai = getReceiverInfo(comp, flags, userId); 6742 if (ai != null) { 6743 ResolveInfo ri = new ResolveInfo(); 6744 ri.activityInfo = ai; 6745 list.add(ri); 6746 } 6747 return list; 6748 } 6749 6750 // reader 6751 synchronized (mPackages) { 6752 String pkgName = intent.getPackage(); 6753 if (pkgName == null) { 6754 return mReceivers.queryIntent(intent, resolvedType, flags, userId); 6755 } 6756 final PackageParser.Package pkg = mPackages.get(pkgName); 6757 if (pkg != null) { 6758 return mReceivers.queryIntentForPackage(intent, resolvedType, flags, pkg.receivers, 6759 userId); 6760 } 6761 return Collections.emptyList(); 6762 } 6763 } 6764 6765 @Override 6766 public ResolveInfo resolveService(Intent intent, String resolvedType, int flags, int userId) { 6767 if (!sUserManager.exists(userId)) return null; 6768 flags = updateFlagsForResolve(flags, userId, intent); 6769 List<ResolveInfo> query = queryIntentServicesInternal(intent, resolvedType, flags, userId); 6770 if (query != null) { 6771 if (query.size() >= 1) { 6772 // If there is more than one service with the same priority, 6773 // just arbitrarily pick the first one. 6774 return query.get(0); 6775 } 6776 } 6777 return null; 6778 } 6779 6780 @Override 6781 public @NonNull ParceledListSlice<ResolveInfo> queryIntentServices(Intent intent, 6782 String resolvedType, int flags, int userId) { 6783 return new ParceledListSlice<>( 6784 queryIntentServicesInternal(intent, resolvedType, flags, userId)); 6785 } 6786 6787 private @NonNull List<ResolveInfo> queryIntentServicesInternal(Intent intent, 6788 String resolvedType, int flags, int userId) { 6789 if (!sUserManager.exists(userId)) return Collections.emptyList(); 6790 flags = updateFlagsForResolve(flags, userId, intent); 6791 ComponentName comp = intent.getComponent(); 6792 if (comp == null) { 6793 if (intent.getSelector() != null) { 6794 intent = intent.getSelector(); 6795 comp = intent.getComponent(); 6796 } 6797 } 6798 if (comp != null) { 6799 final List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 6800 final ServiceInfo si = getServiceInfo(comp, flags, userId); 6801 if (si != null) { 6802 final ResolveInfo ri = new ResolveInfo(); 6803 ri.serviceInfo = si; 6804 list.add(ri); 6805 } 6806 return list; 6807 } 6808 6809 // reader 6810 synchronized (mPackages) { 6811 String pkgName = intent.getPackage(); 6812 if (pkgName == null) { 6813 return mServices.queryIntent(intent, resolvedType, flags, userId); 6814 } 6815 final PackageParser.Package pkg = mPackages.get(pkgName); 6816 if (pkg != null) { 6817 return mServices.queryIntentForPackage(intent, resolvedType, flags, pkg.services, 6818 userId); 6819 } 6820 return Collections.emptyList(); 6821 } 6822 } 6823 6824 @Override 6825 public @NonNull ParceledListSlice<ResolveInfo> queryIntentContentProviders(Intent intent, 6826 String resolvedType, int flags, int userId) { 6827 return new ParceledListSlice<>( 6828 queryIntentContentProvidersInternal(intent, resolvedType, flags, userId)); 6829 } 6830 6831 private @NonNull List<ResolveInfo> queryIntentContentProvidersInternal( 6832 Intent intent, String resolvedType, int flags, int userId) { 6833 if (!sUserManager.exists(userId)) return Collections.emptyList(); 6834 flags = updateFlagsForResolve(flags, userId, intent); 6835 ComponentName comp = intent.getComponent(); 6836 if (comp == null) { 6837 if (intent.getSelector() != null) { 6838 intent = intent.getSelector(); 6839 comp = intent.getComponent(); 6840 } 6841 } 6842 if (comp != null) { 6843 final List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 6844 final ProviderInfo pi = getProviderInfo(comp, flags, userId); 6845 if (pi != null) { 6846 final ResolveInfo ri = new ResolveInfo(); 6847 ri.providerInfo = pi; 6848 list.add(ri); 6849 } 6850 return list; 6851 } 6852 6853 // reader 6854 synchronized (mPackages) { 6855 String pkgName = intent.getPackage(); 6856 if (pkgName == null) { 6857 return mProviders.queryIntent(intent, resolvedType, flags, userId); 6858 } 6859 final PackageParser.Package pkg = mPackages.get(pkgName); 6860 if (pkg != null) { 6861 return mProviders.queryIntentForPackage( 6862 intent, resolvedType, flags, pkg.providers, userId); 6863 } 6864 return Collections.emptyList(); 6865 } 6866 } 6867 6868 @Override 6869 public ParceledListSlice<PackageInfo> getInstalledPackages(int flags, int userId) { 6870 if (!sUserManager.exists(userId)) return ParceledListSlice.emptyList(); 6871 flags = updateFlagsForPackage(flags, userId, null); 6872 final boolean listUninstalled = (flags & MATCH_KNOWN_PACKAGES) != 0; 6873 enforceCrossUserPermission(Binder.getCallingUid(), userId, 6874 true /* requireFullPermission */, false /* checkShell */, 6875 "get installed packages"); 6876 6877 // writer 6878 synchronized (mPackages) { 6879 ArrayList<PackageInfo> list; 6880 if (listUninstalled) { 6881 list = new ArrayList<>(mSettings.mPackages.size()); 6882 for (PackageSetting ps : mSettings.mPackages.values()) { 6883 if (filterSharedLibPackageLPr(ps, Binder.getCallingUid(), userId)) { 6884 continue; 6885 } 6886 final PackageInfo pi = generatePackageInfo(ps, flags, userId); 6887 if (pi != null) { 6888 list.add(pi); 6889 } 6890 } 6891 } else { 6892 list = new ArrayList<>(mPackages.size()); 6893 for (PackageParser.Package p : mPackages.values()) { 6894 if (filterSharedLibPackageLPr((PackageSetting) p.mExtras, 6895 Binder.getCallingUid(), userId)) { 6896 continue; 6897 } 6898 final PackageInfo pi = generatePackageInfo((PackageSetting) 6899 p.mExtras, flags, userId); 6900 if (pi != null) { 6901 list.add(pi); 6902 } 6903 } 6904 } 6905 6906 return new ParceledListSlice<>(list); 6907 } 6908 } 6909 6910 private void addPackageHoldingPermissions(ArrayList<PackageInfo> list, PackageSetting ps, 6911 String[] permissions, boolean[] tmp, int flags, int userId) { 6912 int numMatch = 0; 6913 final PermissionsState permissionsState = ps.getPermissionsState(); 6914 for (int i=0; i<permissions.length; i++) { 6915 final String permission = permissions[i]; 6916 if (permissionsState.hasPermission(permission, userId)) { 6917 tmp[i] = true; 6918 numMatch++; 6919 } else { 6920 tmp[i] = false; 6921 } 6922 } 6923 if (numMatch == 0) { 6924 return; 6925 } 6926 final PackageInfo pi = generatePackageInfo(ps, flags, userId); 6927 6928 // The above might return null in cases of uninstalled apps or install-state 6929 // skew across users/profiles. 6930 if (pi != null) { 6931 if ((flags&PackageManager.GET_PERMISSIONS) == 0) { 6932 if (numMatch == permissions.length) { 6933 pi.requestedPermissions = permissions; 6934 } else { 6935 pi.requestedPermissions = new String[numMatch]; 6936 numMatch = 0; 6937 for (int i=0; i<permissions.length; i++) { 6938 if (tmp[i]) { 6939 pi.requestedPermissions[numMatch] = permissions[i]; 6940 numMatch++; 6941 } 6942 } 6943 } 6944 } 6945 list.add(pi); 6946 } 6947 } 6948 6949 @Override 6950 public ParceledListSlice<PackageInfo> getPackagesHoldingPermissions( 6951 String[] permissions, int flags, int userId) { 6952 if (!sUserManager.exists(userId)) return ParceledListSlice.emptyList(); 6953 flags = updateFlagsForPackage(flags, userId, permissions); 6954 enforceCrossUserPermission(Binder.getCallingUid(), userId, 6955 true /* requireFullPermission */, false /* checkShell */, 6956 "get packages holding permissions"); 6957 final boolean listUninstalled = (flags & MATCH_KNOWN_PACKAGES) != 0; 6958 6959 // writer 6960 synchronized (mPackages) { 6961 ArrayList<PackageInfo> list = new ArrayList<PackageInfo>(); 6962 boolean[] tmpBools = new boolean[permissions.length]; 6963 if (listUninstalled) { 6964 for (PackageSetting ps : mSettings.mPackages.values()) { 6965 addPackageHoldingPermissions(list, ps, permissions, tmpBools, flags, 6966 userId); 6967 } 6968 } else { 6969 for (PackageParser.Package pkg : mPackages.values()) { 6970 PackageSetting ps = (PackageSetting)pkg.mExtras; 6971 if (ps != null) { 6972 addPackageHoldingPermissions(list, ps, permissions, tmpBools, flags, 6973 userId); 6974 } 6975 } 6976 } 6977 6978 return new ParceledListSlice<PackageInfo>(list); 6979 } 6980 } 6981 6982 @Override 6983 public ParceledListSlice<ApplicationInfo> getInstalledApplications(int flags, int userId) { 6984 if (!sUserManager.exists(userId)) return ParceledListSlice.emptyList(); 6985 flags = updateFlagsForApplication(flags, userId, null); 6986 final boolean listUninstalled = (flags & MATCH_KNOWN_PACKAGES) != 0; 6987 6988 // writer 6989 synchronized (mPackages) { 6990 ArrayList<ApplicationInfo> list; 6991 if (listUninstalled) { 6992 list = new ArrayList<>(mSettings.mPackages.size()); 6993 for (PackageSetting ps : mSettings.mPackages.values()) { 6994 ApplicationInfo ai; 6995 int effectiveFlags = flags; 6996 if (ps.isSystem()) { 6997 effectiveFlags |= PackageManager.MATCH_ANY_USER; 6998 } 6999 if (ps.pkg != null) { 7000 if (filterSharedLibPackageLPr(ps, Binder.getCallingUid(), userId)) { 7001 continue; 7002 } 7003 ai = PackageParser.generateApplicationInfo(ps.pkg, effectiveFlags, 7004 ps.readUserState(userId), userId); 7005 if (ai != null) { 7006 ai.packageName = resolveExternalPackageNameLPr(ps.pkg); 7007 } 7008 } else { 7009 // Shared lib filtering done in generateApplicationInfoFromSettingsLPw 7010 // and already converts to externally visible package name 7011 ai = generateApplicationInfoFromSettingsLPw(ps.name, 7012 Binder.getCallingUid(), effectiveFlags, userId); 7013 } 7014 if (ai != null) { 7015 list.add(ai); 7016 } 7017 } 7018 } else { 7019 list = new ArrayList<>(mPackages.size()); 7020 for (PackageParser.Package p : mPackages.values()) { 7021 if (p.mExtras != null) { 7022 PackageSetting ps = (PackageSetting) p.mExtras; 7023 if (filterSharedLibPackageLPr(ps, Binder.getCallingUid(), userId)) { 7024 continue; 7025 } 7026 ApplicationInfo ai = PackageParser.generateApplicationInfo(p, flags, 7027 ps.readUserState(userId), userId); 7028 if (ai != null) { 7029 ai.packageName = resolveExternalPackageNameLPr(p); 7030 list.add(ai); 7031 } 7032 } 7033 } 7034 } 7035 7036 return new ParceledListSlice<>(list); 7037 } 7038 } 7039 7040 @Override 7041 public ParceledListSlice<InstantAppInfo> getInstantApps(int userId) { 7042 if (HIDE_EPHEMERAL_APIS || isEphemeralDisabled()) { 7043 return null; 7044 } 7045 7046 mContext.enforceCallingOrSelfPermission(Manifest.permission.ACCESS_INSTANT_APPS, 7047 "getEphemeralApplications"); 7048 enforceCrossUserPermission(Binder.getCallingUid(), userId, 7049 true /* requireFullPermission */, false /* checkShell */, 7050 "getEphemeralApplications"); 7051 synchronized (mPackages) { 7052 List<InstantAppInfo> instantApps = mInstantAppRegistry 7053 .getInstantAppsLPr(userId); 7054 if (instantApps != null) { 7055 return new ParceledListSlice<>(instantApps); 7056 } 7057 } 7058 return null; 7059 } 7060 7061 @Override 7062 public boolean isInstantApp(String packageName, int userId) { 7063 enforceCrossUserPermission(Binder.getCallingUid(), userId, 7064 true /* requireFullPermission */, false /* checkShell */, 7065 "isInstantApp"); 7066 if (HIDE_EPHEMERAL_APIS || isEphemeralDisabled()) { 7067 return false; 7068 } 7069 7070 if (!isCallerSameApp(packageName)) { 7071 return false; 7072 } 7073 synchronized (mPackages) { 7074 PackageParser.Package pkg = mPackages.get(packageName); 7075 if (pkg != null) { 7076 return pkg.applicationInfo.isInstantApp(); 7077 } 7078 } 7079 return false; 7080 } 7081 7082 @Override 7083 public byte[] getInstantAppCookie(String packageName, int userId) { 7084 if (HIDE_EPHEMERAL_APIS || isEphemeralDisabled()) { 7085 return null; 7086 } 7087 7088 enforceCrossUserPermission(Binder.getCallingUid(), userId, 7089 true /* requireFullPermission */, false /* checkShell */, 7090 "getInstantAppCookie"); 7091 if (!isCallerSameApp(packageName)) { 7092 return null; 7093 } 7094 synchronized (mPackages) { 7095 return mInstantAppRegistry.getInstantAppCookieLPw( 7096 packageName, userId); 7097 } 7098 } 7099 7100 @Override 7101 public boolean setInstantAppCookie(String packageName, byte[] cookie, int userId) { 7102 if (HIDE_EPHEMERAL_APIS || isEphemeralDisabled()) { 7103 return true; 7104 } 7105 7106 enforceCrossUserPermission(Binder.getCallingUid(), userId, 7107 true /* requireFullPermission */, true /* checkShell */, 7108 "setInstantAppCookie"); 7109 if (!isCallerSameApp(packageName)) { 7110 return false; 7111 } 7112 synchronized (mPackages) { 7113 return mInstantAppRegistry.setInstantAppCookieLPw( 7114 packageName, cookie, userId); 7115 } 7116 } 7117 7118 @Override 7119 public Bitmap getInstantAppIcon(String packageName, int userId) { 7120 if (HIDE_EPHEMERAL_APIS || isEphemeralDisabled()) { 7121 return null; 7122 } 7123 7124 mContext.enforceCallingOrSelfPermission(Manifest.permission.ACCESS_INSTANT_APPS, 7125 "getInstantAppIcon"); 7126 7127 enforceCrossUserPermission(Binder.getCallingUid(), userId, 7128 true /* requireFullPermission */, false /* checkShell */, 7129 "getInstantAppIcon"); 7130 7131 synchronized (mPackages) { 7132 return mInstantAppRegistry.getInstantAppIconLPw( 7133 packageName, userId); 7134 } 7135 } 7136 7137 private boolean isCallerSameApp(String packageName) { 7138 PackageParser.Package pkg = mPackages.get(packageName); 7139 return pkg != null 7140 && UserHandle.getAppId(Binder.getCallingUid()) == pkg.applicationInfo.uid; 7141 } 7142 7143 @Override 7144 public @NonNull ParceledListSlice<ApplicationInfo> getPersistentApplications(int flags) { 7145 return new ParceledListSlice<>(getPersistentApplicationsInternal(flags)); 7146 } 7147 7148 private @NonNull List<ApplicationInfo> getPersistentApplicationsInternal(int flags) { 7149 final ArrayList<ApplicationInfo> finalList = new ArrayList<ApplicationInfo>(); 7150 7151 // reader 7152 synchronized (mPackages) { 7153 final Iterator<PackageParser.Package> i = mPackages.values().iterator(); 7154 final int userId = UserHandle.getCallingUserId(); 7155 while (i.hasNext()) { 7156 final PackageParser.Package p = i.next(); 7157 if (p.applicationInfo == null) continue; 7158 7159 final boolean matchesUnaware = ((flags & MATCH_DIRECT_BOOT_UNAWARE) != 0) 7160 && !p.applicationInfo.isDirectBootAware(); 7161 final boolean matchesAware = ((flags & MATCH_DIRECT_BOOT_AWARE) != 0) 7162 && p.applicationInfo.isDirectBootAware(); 7163 7164 if ((p.applicationInfo.flags & ApplicationInfo.FLAG_PERSISTENT) != 0 7165 && (!mSafeMode || isSystemApp(p)) 7166 && (matchesUnaware || matchesAware)) { 7167 PackageSetting ps = mSettings.mPackages.get(p.packageName); 7168 if (ps != null) { 7169 ApplicationInfo ai = PackageParser.generateApplicationInfo(p, flags, 7170 ps.readUserState(userId), userId); 7171 if (ai != null) { 7172 finalList.add(ai); 7173 } 7174 } 7175 } 7176 } 7177 } 7178 7179 return finalList; 7180 } 7181 7182 @Override 7183 public ProviderInfo resolveContentProvider(String name, int flags, int userId) { 7184 if (!sUserManager.exists(userId)) return null; 7185 flags = updateFlagsForComponent(flags, userId, name); 7186 // reader 7187 synchronized (mPackages) { 7188 final PackageParser.Provider provider = mProvidersByAuthority.get(name); 7189 PackageSetting ps = provider != null 7190 ? mSettings.mPackages.get(provider.owner.packageName) 7191 : null; 7192 return ps != null 7193 && mSettings.isEnabledAndMatchLPr(provider.info, flags, userId) 7194 ? PackageParser.generateProviderInfo(provider, flags, 7195 ps.readUserState(userId), userId) 7196 : null; 7197 } 7198 } 7199 7200 /** 7201 * @deprecated 7202 */ 7203 @Deprecated 7204 public void querySyncProviders(List<String> outNames, List<ProviderInfo> outInfo) { 7205 // reader 7206 synchronized (mPackages) { 7207 final Iterator<Map.Entry<String, PackageParser.Provider>> i = mProvidersByAuthority 7208 .entrySet().iterator(); 7209 final int userId = UserHandle.getCallingUserId(); 7210 while (i.hasNext()) { 7211 Map.Entry<String, PackageParser.Provider> entry = i.next(); 7212 PackageParser.Provider p = entry.getValue(); 7213 PackageSetting ps = mSettings.mPackages.get(p.owner.packageName); 7214 7215 if (ps != null && p.syncable 7216 && (!mSafeMode || (p.info.applicationInfo.flags 7217 &ApplicationInfo.FLAG_SYSTEM) != 0)) { 7218 ProviderInfo info = PackageParser.generateProviderInfo(p, 0, 7219 ps.readUserState(userId), userId); 7220 if (info != null) { 7221 outNames.add(entry.getKey()); 7222 outInfo.add(info); 7223 } 7224 } 7225 } 7226 } 7227 } 7228 7229 @Override 7230 public @NonNull ParceledListSlice<ProviderInfo> queryContentProviders(String processName, 7231 int uid, int flags) { 7232 final int userId = processName != null ? UserHandle.getUserId(uid) 7233 : UserHandle.getCallingUserId(); 7234 if (!sUserManager.exists(userId)) return ParceledListSlice.emptyList(); 7235 flags = updateFlagsForComponent(flags, userId, processName); 7236 7237 ArrayList<ProviderInfo> finalList = null; 7238 // reader 7239 synchronized (mPackages) { 7240 final Iterator<PackageParser.Provider> i = mProviders.mProviders.values().iterator(); 7241 while (i.hasNext()) { 7242 final PackageParser.Provider p = i.next(); 7243 PackageSetting ps = mSettings.mPackages.get(p.owner.packageName); 7244 if (ps != null && p.info.authority != null 7245 && (processName == null 7246 || (p.info.processName.equals(processName) 7247 && UserHandle.isSameApp(p.info.applicationInfo.uid, uid))) 7248 && mSettings.isEnabledAndMatchLPr(p.info, flags, userId)) { 7249 if (finalList == null) { 7250 finalList = new ArrayList<ProviderInfo>(3); 7251 } 7252 ProviderInfo info = PackageParser.generateProviderInfo(p, flags, 7253 ps.readUserState(userId), userId); 7254 if (info != null) { 7255 finalList.add(info); 7256 } 7257 } 7258 } 7259 } 7260 7261 if (finalList != null) { 7262 Collections.sort(finalList, mProviderInitOrderSorter); 7263 return new ParceledListSlice<ProviderInfo>(finalList); 7264 } 7265 7266 return ParceledListSlice.emptyList(); 7267 } 7268 7269 @Override 7270 public InstrumentationInfo getInstrumentationInfo(ComponentName name, int flags) { 7271 // reader 7272 synchronized (mPackages) { 7273 final PackageParser.Instrumentation i = mInstrumentation.get(name); 7274 return PackageParser.generateInstrumentationInfo(i, flags); 7275 } 7276 } 7277 7278 @Override 7279 public @NonNull ParceledListSlice<InstrumentationInfo> queryInstrumentation( 7280 String targetPackage, int flags) { 7281 return new ParceledListSlice<>(queryInstrumentationInternal(targetPackage, flags)); 7282 } 7283 7284 private @NonNull List<InstrumentationInfo> queryInstrumentationInternal(String targetPackage, 7285 int flags) { 7286 ArrayList<InstrumentationInfo> finalList = new ArrayList<InstrumentationInfo>(); 7287 7288 // reader 7289 synchronized (mPackages) { 7290 final Iterator<PackageParser.Instrumentation> i = mInstrumentation.values().iterator(); 7291 while (i.hasNext()) { 7292 final PackageParser.Instrumentation p = i.next(); 7293 if (targetPackage == null 7294 || targetPackage.equals(p.info.targetPackage)) { 7295 InstrumentationInfo ii = PackageParser.generateInstrumentationInfo(p, 7296 flags); 7297 if (ii != null) { 7298 finalList.add(ii); 7299 } 7300 } 7301 } 7302 } 7303 7304 return finalList; 7305 } 7306 7307 private void createIdmapsForPackageLI(PackageParser.Package pkg) { 7308 ArrayMap<String, PackageParser.Package> overlays = mOverlays.get(pkg.packageName); 7309 if (overlays == null) { 7310 Slog.w(TAG, "Unable to create idmap for " + pkg.packageName + ": no overlay packages"); 7311 return; 7312 } 7313 for (PackageParser.Package opkg : overlays.values()) { 7314 // Not much to do if idmap fails: we already logged the error 7315 // and we certainly don't want to abort installation of pkg simply 7316 // because an overlay didn't fit properly. For these reasons, 7317 // ignore the return value of createIdmapForPackagePairLI. 7318 createIdmapForPackagePairLI(pkg, opkg); 7319 } 7320 } 7321 7322 private boolean createIdmapForPackagePairLI(PackageParser.Package pkg, 7323 PackageParser.Package opkg) { 7324 if (!opkg.mTrustedOverlay) { 7325 Slog.w(TAG, "Skipping target and overlay pair " + pkg.baseCodePath + " and " + 7326 opkg.baseCodePath + ": overlay not trusted"); 7327 return false; 7328 } 7329 ArrayMap<String, PackageParser.Package> overlaySet = mOverlays.get(pkg.packageName); 7330 if (overlaySet == null) { 7331 Slog.e(TAG, "was about to create idmap for " + pkg.baseCodePath + " and " + 7332 opkg.baseCodePath + " but target package has no known overlays"); 7333 return false; 7334 } 7335 final int sharedGid = UserHandle.getSharedAppGid(pkg.applicationInfo.uid); 7336 // TODO: generate idmap for split APKs 7337 try { 7338 mInstaller.idmap(pkg.baseCodePath, opkg.baseCodePath, sharedGid); 7339 } catch (InstallerException e) { 7340 Slog.e(TAG, "Failed to generate idmap for " + pkg.baseCodePath + " and " 7341 + opkg.baseCodePath); 7342 return false; 7343 } 7344 PackageParser.Package[] overlayArray = 7345 overlaySet.values().toArray(new PackageParser.Package[0]); 7346 Comparator<PackageParser.Package> cmp = new Comparator<PackageParser.Package>() { 7347 public int compare(PackageParser.Package p1, PackageParser.Package p2) { 7348 return p1.mOverlayPriority - p2.mOverlayPriority; 7349 } 7350 }; 7351 Arrays.sort(overlayArray, cmp); 7352 7353 pkg.applicationInfo.resourceDirs = new String[overlayArray.length]; 7354 int i = 0; 7355 for (PackageParser.Package p : overlayArray) { 7356 pkg.applicationInfo.resourceDirs[i++] = p.baseCodePath; 7357 } 7358 return true; 7359 } 7360 7361 private void scanDirTracedLI(File dir, final int parseFlags, int scanFlags, long currentTime) { 7362 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "scanDir [" + dir.getAbsolutePath() + "]"); 7363 try { 7364 scanDirLI(dir, parseFlags, scanFlags, currentTime); 7365 } finally { 7366 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 7367 } 7368 } 7369 7370 private void scanDirLI(File dir, int parseFlags, int scanFlags, long currentTime) { 7371 final File[] files = dir.listFiles(); 7372 if (ArrayUtils.isEmpty(files)) { 7373 Log.d(TAG, "No files in app dir " + dir); 7374 return; 7375 } 7376 7377 if (DEBUG_PACKAGE_SCANNING) { 7378 Log.d(TAG, "Scanning app dir " + dir + " scanFlags=" + scanFlags 7379 + " flags=0x" + Integer.toHexString(parseFlags)); 7380 } 7381 ParallelPackageParser parallelPackageParser = new ParallelPackageParser( 7382 mSeparateProcesses, mOnlyCore, mMetrics, mCacheDir); 7383 7384 // Submit files for parsing in parallel 7385 int fileCount = 0; 7386 for (File file : files) { 7387 final boolean isPackage = (isApkFile(file) || file.isDirectory()) 7388 && !PackageInstallerService.isStageName(file.getName()); 7389 if (!isPackage) { 7390 // Ignore entries which are not packages 7391 continue; 7392 } 7393 parallelPackageParser.submit(file, parseFlags); 7394 fileCount++; 7395 } 7396 7397 // Process results one by one 7398 for (; fileCount > 0; fileCount--) { 7399 ParallelPackageParser.ParseResult parseResult = parallelPackageParser.take(); 7400 Throwable throwable = parseResult.throwable; 7401 int errorCode = PackageManager.INSTALL_SUCCEEDED; 7402 7403 if (throwable == null) { 7404 // Static shared libraries have synthetic package names 7405 if (parseResult.pkg.applicationInfo.isStaticSharedLibrary()) { 7406 renameStaticSharedLibraryPackage(parseResult.pkg); 7407 } 7408 try { 7409 if (errorCode == PackageManager.INSTALL_SUCCEEDED) { 7410 scanPackageLI(parseResult.pkg, parseResult.scanFile, parseFlags, scanFlags, 7411 currentTime, null); 7412 } 7413 } catch (PackageManagerException e) { 7414 errorCode = e.error; 7415 Slog.w(TAG, "Failed to scan " + parseResult.scanFile + ": " + e.getMessage()); 7416 } 7417 } else if (throwable instanceof PackageParser.PackageParserException) { 7418 PackageParser.PackageParserException e = (PackageParser.PackageParserException) 7419 throwable; 7420 errorCode = e.error; 7421 Slog.w(TAG, "Failed to parse " + parseResult.scanFile + ": " + e.getMessage()); 7422 } else { 7423 throw new IllegalStateException("Unexpected exception occurred while parsing " 7424 + parseResult.scanFile, throwable); 7425 } 7426 7427 // Delete invalid userdata apps 7428 if ((parseFlags & PackageParser.PARSE_IS_SYSTEM) == 0 && 7429 errorCode == PackageManager.INSTALL_FAILED_INVALID_APK) { 7430 logCriticalInfo(Log.WARN, 7431 "Deleting invalid package at " + parseResult.scanFile); 7432 removeCodePathLI(parseResult.scanFile); 7433 } 7434 } 7435 parallelPackageParser.close(); 7436 } 7437 7438 private static File getSettingsProblemFile() { 7439 File dataDir = Environment.getDataDirectory(); 7440 File systemDir = new File(dataDir, "system"); 7441 File fname = new File(systemDir, "uiderrors.txt"); 7442 return fname; 7443 } 7444 7445 static void reportSettingsProblem(int priority, String msg) { 7446 logCriticalInfo(priority, msg); 7447 } 7448 7449 static void logCriticalInfo(int priority, String msg) { 7450 Slog.println(priority, TAG, msg); 7451 EventLogTags.writePmCriticalInfo(msg); 7452 try { 7453 File fname = getSettingsProblemFile(); 7454 FileOutputStream out = new FileOutputStream(fname, true); 7455 PrintWriter pw = new FastPrintWriter(out); 7456 SimpleDateFormat formatter = new SimpleDateFormat(); 7457 String dateString = formatter.format(new Date(System.currentTimeMillis())); 7458 pw.println(dateString + ": " + msg); 7459 pw.close(); 7460 FileUtils.setPermissions( 7461 fname.toString(), 7462 FileUtils.S_IRWXU|FileUtils.S_IRWXG|FileUtils.S_IROTH, 7463 -1, -1); 7464 } catch (java.io.IOException e) { 7465 } 7466 } 7467 7468 private long getLastModifiedTime(PackageParser.Package pkg, File srcFile) { 7469 if (srcFile.isDirectory()) { 7470 final File baseFile = new File(pkg.baseCodePath); 7471 long maxModifiedTime = baseFile.lastModified(); 7472 if (pkg.splitCodePaths != null) { 7473 for (int i = pkg.splitCodePaths.length - 1; i >=0; --i) { 7474 final File splitFile = new File(pkg.splitCodePaths[i]); 7475 maxModifiedTime = Math.max(maxModifiedTime, splitFile.lastModified()); 7476 } 7477 } 7478 return maxModifiedTime; 7479 } 7480 return srcFile.lastModified(); 7481 } 7482 7483 private void collectCertificatesLI(PackageSetting ps, PackageParser.Package pkg, File srcFile, 7484 final int policyFlags) throws PackageManagerException { 7485 // When upgrading from pre-N MR1, verify the package time stamp using the package 7486 // directory and not the APK file. 7487 final long lastModifiedTime = mIsPreNMR1Upgrade 7488 ? new File(pkg.codePath).lastModified() : getLastModifiedTime(pkg, srcFile); 7489 if (ps != null 7490 && ps.codePath.equals(srcFile) 7491 && ps.timeStamp == lastModifiedTime 7492 && !isCompatSignatureUpdateNeeded(pkg) 7493 && !isRecoverSignatureUpdateNeeded(pkg)) { 7494 long mSigningKeySetId = ps.keySetData.getProperSigningKeySet(); 7495 KeySetManagerService ksms = mSettings.mKeySetManagerService; 7496 ArraySet<PublicKey> signingKs; 7497 synchronized (mPackages) { 7498 signingKs = ksms.getPublicKeysFromKeySetLPr(mSigningKeySetId); 7499 } 7500 if (ps.signatures.mSignatures != null 7501 && ps.signatures.mSignatures.length != 0 7502 && signingKs != null) { 7503 // Optimization: reuse the existing cached certificates 7504 // if the package appears to be unchanged. 7505 pkg.mSignatures = ps.signatures.mSignatures; 7506 pkg.mSigningKeys = signingKs; 7507 return; 7508 } 7509 7510 Slog.w(TAG, "PackageSetting for " + ps.name 7511 + " is missing signatures. Collecting certs again to recover them."); 7512 } else { 7513 Slog.i(TAG, srcFile.toString() + " changed; collecting certs"); 7514 } 7515 7516 try { 7517 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "collectCertificates"); 7518 PackageParser.collectCertificates(pkg, policyFlags); 7519 } catch (PackageParserException e) { 7520 throw PackageManagerException.from(e); 7521 } finally { 7522 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 7523 } 7524 } 7525 7526 /** 7527 * Traces a package scan. 7528 * @see #scanPackageLI(File, int, int, long, UserHandle) 7529 */ 7530 private PackageParser.Package scanPackageTracedLI(File scanFile, final int parseFlags, 7531 int scanFlags, long currentTime, UserHandle user) throws PackageManagerException { 7532 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "scanPackage [" + scanFile.toString() + "]"); 7533 try { 7534 return scanPackageLI(scanFile, parseFlags, scanFlags, currentTime, user); 7535 } finally { 7536 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 7537 } 7538 } 7539 7540 /** 7541 * Scans a package and returns the newly parsed package. 7542 * Returns {@code null} in case of errors and the error code is stored in mLastScanError 7543 */ 7544 private PackageParser.Package scanPackageLI(File scanFile, int parseFlags, int scanFlags, 7545 long currentTime, UserHandle user) throws PackageManagerException { 7546 if (DEBUG_INSTALL) Slog.d(TAG, "Parsing: " + scanFile); 7547 PackageParser pp = new PackageParser(); 7548 pp.setSeparateProcesses(mSeparateProcesses); 7549 pp.setOnlyCoreApps(mOnlyCore); 7550 pp.setDisplayMetrics(mMetrics); 7551 7552 if ((scanFlags & SCAN_TRUSTED_OVERLAY) != 0) { 7553 parseFlags |= PackageParser.PARSE_TRUSTED_OVERLAY; 7554 } 7555 7556 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "parsePackage"); 7557 final PackageParser.Package pkg; 7558 try { 7559 pkg = pp.parsePackage(scanFile, parseFlags); 7560 } catch (PackageParserException e) { 7561 throw PackageManagerException.from(e); 7562 } finally { 7563 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 7564 } 7565 7566 // Static shared libraries have synthetic package names 7567 if (pkg.applicationInfo.isStaticSharedLibrary()) { 7568 renameStaticSharedLibraryPackage(pkg); 7569 } 7570 7571 return scanPackageLI(pkg, scanFile, parseFlags, scanFlags, currentTime, user); 7572 } 7573 7574 /** 7575 * Scans a package and returns the newly parsed package. 7576 * @throws PackageManagerException on a parse error. 7577 */ 7578 private PackageParser.Package scanPackageLI(PackageParser.Package pkg, File scanFile, 7579 final int policyFlags, int scanFlags, long currentTime, UserHandle user) 7580 throws PackageManagerException { 7581 // If the package has children and this is the first dive in the function 7582 // we scan the package with the SCAN_CHECK_ONLY flag set to see whether all 7583 // packages (parent and children) would be successfully scanned before the 7584 // actual scan since scanning mutates internal state and we want to atomically 7585 // install the package and its children. 7586 if ((scanFlags & SCAN_CHECK_ONLY) == 0) { 7587 if (pkg.childPackages != null && pkg.childPackages.size() > 0) { 7588 scanFlags |= SCAN_CHECK_ONLY; 7589 } 7590 } else { 7591 scanFlags &= ~SCAN_CHECK_ONLY; 7592 } 7593 7594 // Scan the parent 7595 PackageParser.Package scannedPkg = scanPackageInternalLI(pkg, scanFile, policyFlags, 7596 scanFlags, currentTime, user); 7597 7598 // Scan the children 7599 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 7600 for (int i = 0; i < childCount; i++) { 7601 PackageParser.Package childPackage = pkg.childPackages.get(i); 7602 scanPackageInternalLI(childPackage, scanFile, policyFlags, scanFlags, 7603 currentTime, user); 7604 } 7605 7606 7607 if ((scanFlags & SCAN_CHECK_ONLY) != 0) { 7608 return scanPackageLI(pkg, scanFile, policyFlags, scanFlags, currentTime, user); 7609 } 7610 7611 return scannedPkg; 7612 } 7613 7614 /** 7615 * Scans a package and returns the newly parsed package. 7616 * @throws PackageManagerException on a parse error. 7617 */ 7618 private PackageParser.Package scanPackageInternalLI(PackageParser.Package pkg, File scanFile, 7619 int policyFlags, int scanFlags, long currentTime, UserHandle user) 7620 throws PackageManagerException { 7621 PackageSetting ps = null; 7622 PackageSetting updatedPkg; 7623 // reader 7624 synchronized (mPackages) { 7625 // Look to see if we already know about this package. 7626 String oldName = mSettings.getRenamedPackageLPr(pkg.packageName); 7627 if (pkg.mOriginalPackages != null && pkg.mOriginalPackages.contains(oldName)) { 7628 // This package has been renamed to its original name. Let's 7629 // use that. 7630 ps = mSettings.getPackageLPr(oldName); 7631 } 7632 // If there was no original package, see one for the real package name. 7633 if (ps == null) { 7634 ps = mSettings.getPackageLPr(pkg.packageName); 7635 } 7636 // Check to see if this package could be hiding/updating a system 7637 // package. Must look for it either under the original or real 7638 // package name depending on our state. 7639 updatedPkg = mSettings.getDisabledSystemPkgLPr(ps != null ? ps.name : pkg.packageName); 7640 if (DEBUG_INSTALL && updatedPkg != null) Slog.d(TAG, "updatedPkg = " + updatedPkg); 7641 7642 // If this is a package we don't know about on the system partition, we 7643 // may need to remove disabled child packages on the system partition 7644 // or may need to not add child packages if the parent apk is updated 7645 // on the data partition and no longer defines this child package. 7646 if ((policyFlags & PackageParser.PARSE_IS_SYSTEM) != 0) { 7647 // If this is a parent package for an updated system app and this system 7648 // app got an OTA update which no longer defines some of the child packages 7649 // we have to prune them from the disabled system packages. 7650 PackageSetting disabledPs = mSettings.getDisabledSystemPkgLPr(pkg.packageName); 7651 if (disabledPs != null) { 7652 final int scannedChildCount = (pkg.childPackages != null) 7653 ? pkg.childPackages.size() : 0; 7654 final int disabledChildCount = disabledPs.childPackageNames != null 7655 ? disabledPs.childPackageNames.size() : 0; 7656 for (int i = 0; i < disabledChildCount; i++) { 7657 String disabledChildPackageName = disabledPs.childPackageNames.get(i); 7658 boolean disabledPackageAvailable = false; 7659 for (int j = 0; j < scannedChildCount; j++) { 7660 PackageParser.Package childPkg = pkg.childPackages.get(j); 7661 if (childPkg.packageName.equals(disabledChildPackageName)) { 7662 disabledPackageAvailable = true; 7663 break; 7664 } 7665 } 7666 if (!disabledPackageAvailable) { 7667 mSettings.removeDisabledSystemPackageLPw(disabledChildPackageName); 7668 } 7669 } 7670 } 7671 } 7672 } 7673 7674 boolean updatedPkgBetter = false; 7675 // First check if this is a system package that may involve an update 7676 if (updatedPkg != null && (policyFlags & PackageParser.PARSE_IS_SYSTEM) != 0) { 7677 // If new package is not located in "/system/priv-app" (e.g. due to an OTA), 7678 // it needs to drop FLAG_PRIVILEGED. 7679 if (locationIsPrivileged(scanFile)) { 7680 updatedPkg.pkgPrivateFlags |= ApplicationInfo.PRIVATE_FLAG_PRIVILEGED; 7681 } else { 7682 updatedPkg.pkgPrivateFlags &= ~ApplicationInfo.PRIVATE_FLAG_PRIVILEGED; 7683 } 7684 7685 if (ps != null && !ps.codePath.equals(scanFile)) { 7686 // The path has changed from what was last scanned... check the 7687 // version of the new path against what we have stored to determine 7688 // what to do. 7689 if (DEBUG_INSTALL) Slog.d(TAG, "Path changing from " + ps.codePath); 7690 if (pkg.mVersionCode <= ps.versionCode) { 7691 // The system package has been updated and the code path does not match 7692 // Ignore entry. Skip it. 7693 if (DEBUG_INSTALL) Slog.i(TAG, "Package " + ps.name + " at " + scanFile 7694 + " ignored: updated version " + ps.versionCode 7695 + " better than this " + pkg.mVersionCode); 7696 if (!updatedPkg.codePath.equals(scanFile)) { 7697 Slog.w(PackageManagerService.TAG, "Code path for hidden system pkg " 7698 + ps.name + " changing from " + updatedPkg.codePathString 7699 + " to " + scanFile); 7700 updatedPkg.codePath = scanFile; 7701 updatedPkg.codePathString = scanFile.toString(); 7702 updatedPkg.resourcePath = scanFile; 7703 updatedPkg.resourcePathString = scanFile.toString(); 7704 } 7705 updatedPkg.pkg = pkg; 7706 updatedPkg.versionCode = pkg.mVersionCode; 7707 7708 // Update the disabled system child packages to point to the package too. 7709 final int childCount = updatedPkg.childPackageNames != null 7710 ? updatedPkg.childPackageNames.size() : 0; 7711 for (int i = 0; i < childCount; i++) { 7712 String childPackageName = updatedPkg.childPackageNames.get(i); 7713 PackageSetting updatedChildPkg = mSettings.getDisabledSystemPkgLPr( 7714 childPackageName); 7715 if (updatedChildPkg != null) { 7716 updatedChildPkg.pkg = pkg; 7717 updatedChildPkg.versionCode = pkg.mVersionCode; 7718 } 7719 } 7720 7721 throw new PackageManagerException(Log.WARN, "Package " + ps.name + " at " 7722 + scanFile + " ignored: updated version " + ps.versionCode 7723 + " better than this " + pkg.mVersionCode); 7724 } else { 7725 // The current app on the system partition is better than 7726 // what we have updated to on the data partition; switch 7727 // back to the system partition version. 7728 // At this point, its safely assumed that package installation for 7729 // apps in system partition will go through. If not there won't be a working 7730 // version of the app 7731 // writer 7732 synchronized (mPackages) { 7733 // Just remove the loaded entries from package lists. 7734 mPackages.remove(ps.name); 7735 } 7736 7737 logCriticalInfo(Log.WARN, "Package " + ps.name + " at " + scanFile 7738 + " reverting from " + ps.codePathString 7739 + ": new version " + pkg.mVersionCode 7740 + " better than installed " + ps.versionCode); 7741 7742 InstallArgs args = createInstallArgsForExisting(packageFlagsToInstallFlags(ps), 7743 ps.codePathString, ps.resourcePathString, getAppDexInstructionSets(ps)); 7744 synchronized (mInstallLock) { 7745 args.cleanUpResourcesLI(); 7746 } 7747 synchronized (mPackages) { 7748 mSettings.enableSystemPackageLPw(ps.name); 7749 } 7750 updatedPkgBetter = true; 7751 } 7752 } 7753 } 7754 7755 if (updatedPkg != null) { 7756 // An updated system app will not have the PARSE_IS_SYSTEM flag set 7757 // initially 7758 policyFlags |= PackageParser.PARSE_IS_SYSTEM; 7759 7760 // An updated privileged app will not have the PARSE_IS_PRIVILEGED 7761 // flag set initially 7762 if ((updatedPkg.pkgPrivateFlags & ApplicationInfo.PRIVATE_FLAG_PRIVILEGED) != 0) { 7763 policyFlags |= PackageParser.PARSE_IS_PRIVILEGED; 7764 } 7765 } 7766 7767 // Verify certificates against what was last scanned 7768 collectCertificatesLI(ps, pkg, scanFile, policyFlags); 7769 7770 /* 7771 * A new system app appeared, but we already had a non-system one of the 7772 * same name installed earlier. 7773 */ 7774 boolean shouldHideSystemApp = false; 7775 if (updatedPkg == null && ps != null 7776 && (policyFlags & PackageParser.PARSE_IS_SYSTEM_DIR) != 0 && !isSystemApp(ps)) { 7777 /* 7778 * Check to make sure the signatures match first. If they don't, 7779 * wipe the installed application and its data. 7780 */ 7781 if (compareSignatures(ps.signatures.mSignatures, pkg.mSignatures) 7782 != PackageManager.SIGNATURE_MATCH) { 7783 logCriticalInfo(Log.WARN, "Package " + ps.name + " appeared on system, but" 7784 + " signatures don't match existing userdata copy; removing"); 7785 try (PackageFreezer freezer = freezePackage(pkg.packageName, 7786 "scanPackageInternalLI")) { 7787 deletePackageLIF(pkg.packageName, null, true, null, 0, null, false, null); 7788 } 7789 ps = null; 7790 } else { 7791 /* 7792 * If the newly-added system app is an older version than the 7793 * already installed version, hide it. It will be scanned later 7794 * and re-added like an update. 7795 */ 7796 if (pkg.mVersionCode <= ps.versionCode) { 7797 shouldHideSystemApp = true; 7798 logCriticalInfo(Log.INFO, "Package " + ps.name + " appeared at " + scanFile 7799 + " but new version " + pkg.mVersionCode + " better than installed " 7800 + ps.versionCode + "; hiding system"); 7801 } else { 7802 /* 7803 * The newly found system app is a newer version that the 7804 * one previously installed. Simply remove the 7805 * already-installed application and replace it with our own 7806 * while keeping the application data. 7807 */ 7808 logCriticalInfo(Log.WARN, "Package " + ps.name + " at " + scanFile 7809 + " reverting from " + ps.codePathString + ": new version " 7810 + pkg.mVersionCode + " better than installed " + ps.versionCode); 7811 InstallArgs args = createInstallArgsForExisting(packageFlagsToInstallFlags(ps), 7812 ps.codePathString, ps.resourcePathString, getAppDexInstructionSets(ps)); 7813 synchronized (mInstallLock) { 7814 args.cleanUpResourcesLI(); 7815 } 7816 } 7817 } 7818 } 7819 7820 // The apk is forward locked (not public) if its code and resources 7821 // are kept in different files. (except for app in either system or 7822 // vendor path). 7823 // TODO grab this value from PackageSettings 7824 if ((policyFlags & PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 7825 if (ps != null && !ps.codePath.equals(ps.resourcePath)) { 7826 policyFlags |= PackageParser.PARSE_FORWARD_LOCK; 7827 } 7828 } 7829 7830 // TODO: extend to support forward-locked splits 7831 String resourcePath = null; 7832 String baseResourcePath = null; 7833 if ((policyFlags & PackageParser.PARSE_FORWARD_LOCK) != 0 && !updatedPkgBetter) { 7834 if (ps != null && ps.resourcePathString != null) { 7835 resourcePath = ps.resourcePathString; 7836 baseResourcePath = ps.resourcePathString; 7837 } else { 7838 // Should not happen at all. Just log an error. 7839 Slog.e(TAG, "Resource path not set for package " + pkg.packageName); 7840 } 7841 } else { 7842 resourcePath = pkg.codePath; 7843 baseResourcePath = pkg.baseCodePath; 7844 } 7845 7846 // Set application objects path explicitly. 7847 pkg.setApplicationVolumeUuid(pkg.volumeUuid); 7848 pkg.setApplicationInfoCodePath(pkg.codePath); 7849 pkg.setApplicationInfoBaseCodePath(pkg.baseCodePath); 7850 pkg.setApplicationInfoSplitCodePaths(pkg.splitCodePaths); 7851 pkg.setApplicationInfoResourcePath(resourcePath); 7852 pkg.setApplicationInfoBaseResourcePath(baseResourcePath); 7853 pkg.setApplicationInfoSplitResourcePaths(pkg.splitCodePaths); 7854 7855 // Note that we invoke the following method only if we are about to unpack an application 7856 PackageParser.Package scannedPkg = scanPackageLI(pkg, policyFlags, scanFlags 7857 | SCAN_UPDATE_SIGNATURE, currentTime, user); 7858 7859 /* 7860 * If the system app should be overridden by a previously installed 7861 * data, hide the system app now and let the /data/app scan pick it up 7862 * again. 7863 */ 7864 if (shouldHideSystemApp) { 7865 synchronized (mPackages) { 7866 mSettings.disableSystemPackageLPw(pkg.packageName, true); 7867 } 7868 } 7869 7870 return scannedPkg; 7871 } 7872 7873 private void renameStaticSharedLibraryPackage(PackageParser.Package pkg) { 7874 // Derive the new package synthetic package name 7875 pkg.setPackageName(pkg.packageName + STATIC_SHARED_LIB_DELIMITER 7876 + pkg.staticSharedLibVersion); 7877 } 7878 7879 private static String fixProcessName(String defProcessName, 7880 String processName) { 7881 if (processName == null) { 7882 return defProcessName; 7883 } 7884 return processName; 7885 } 7886 7887 private void verifySignaturesLP(PackageSetting pkgSetting, PackageParser.Package pkg) 7888 throws PackageManagerException { 7889 if (pkgSetting.signatures.mSignatures != null) { 7890 // Already existing package. Make sure signatures match 7891 boolean match = compareSignatures(pkgSetting.signatures.mSignatures, pkg.mSignatures) 7892 == PackageManager.SIGNATURE_MATCH; 7893 if (!match) { 7894 match = compareSignaturesCompat(pkgSetting.signatures, pkg) 7895 == PackageManager.SIGNATURE_MATCH; 7896 } 7897 if (!match) { 7898 match = compareSignaturesRecover(pkgSetting.signatures, pkg) 7899 == PackageManager.SIGNATURE_MATCH; 7900 } 7901 if (!match) { 7902 throw new PackageManagerException(INSTALL_FAILED_UPDATE_INCOMPATIBLE, "Package " 7903 + pkg.packageName + " signatures do not match the " 7904 + "previously installed version; ignoring!"); 7905 } 7906 } 7907 7908 // Check for shared user signatures 7909 if (pkgSetting.sharedUser != null && pkgSetting.sharedUser.signatures.mSignatures != null) { 7910 // Already existing package. Make sure signatures match 7911 boolean match = compareSignatures(pkgSetting.sharedUser.signatures.mSignatures, 7912 pkg.mSignatures) == PackageManager.SIGNATURE_MATCH; 7913 if (!match) { 7914 match = compareSignaturesCompat(pkgSetting.sharedUser.signatures, pkg) 7915 == PackageManager.SIGNATURE_MATCH; 7916 } 7917 if (!match) { 7918 match = compareSignaturesRecover(pkgSetting.sharedUser.signatures, pkg) 7919 == PackageManager.SIGNATURE_MATCH; 7920 } 7921 if (!match) { 7922 throw new PackageManagerException(INSTALL_FAILED_SHARED_USER_INCOMPATIBLE, 7923 "Package " + pkg.packageName 7924 + " has no signatures that match those in shared user " 7925 + pkgSetting.sharedUser.name + "; ignoring!"); 7926 } 7927 } 7928 } 7929 7930 /** 7931 * Enforces that only the system UID or root's UID can call a method exposed 7932 * via Binder. 7933 * 7934 * @param message used as message if SecurityException is thrown 7935 * @throws SecurityException if the caller is not system or root 7936 */ 7937 private static final void enforceSystemOrRoot(String message) { 7938 final int uid = Binder.getCallingUid(); 7939 if (uid != Process.SYSTEM_UID && uid != 0) { 7940 throw new SecurityException(message); 7941 } 7942 } 7943 7944 @Override 7945 public void performFstrimIfNeeded() { 7946 enforceSystemOrRoot("Only the system can request fstrim"); 7947 7948 // Before everything else, see whether we need to fstrim. 7949 try { 7950 IStorageManager sm = PackageHelper.getStorageManager(); 7951 if (sm != null) { 7952 boolean doTrim = false; 7953 final long interval = android.provider.Settings.Global.getLong( 7954 mContext.getContentResolver(), 7955 android.provider.Settings.Global.FSTRIM_MANDATORY_INTERVAL, 7956 DEFAULT_MANDATORY_FSTRIM_INTERVAL); 7957 if (interval > 0) { 7958 final long timeSinceLast = System.currentTimeMillis() - sm.lastMaintenance(); 7959 if (timeSinceLast > interval) { 7960 doTrim = true; 7961 Slog.w(TAG, "No disk maintenance in " + timeSinceLast 7962 + "; running immediately"); 7963 } 7964 } 7965 if (doTrim) { 7966 final boolean dexOptDialogShown; 7967 synchronized (mPackages) { 7968 dexOptDialogShown = mDexOptDialogShown; 7969 } 7970 if (!isFirstBoot() && dexOptDialogShown) { 7971 try { 7972 ActivityManager.getService().showBootMessage( 7973 mContext.getResources().getString( 7974 R.string.android_upgrading_fstrim), true); 7975 } catch (RemoteException e) { 7976 } 7977 } 7978 sm.runMaintenance(); 7979 } 7980 } else { 7981 Slog.e(TAG, "storageManager service unavailable!"); 7982 } 7983 } catch (RemoteException e) { 7984 // Can't happen; StorageManagerService is local 7985 } 7986 } 7987 7988 @Override 7989 public void updatePackagesIfNeeded() { 7990 enforceSystemOrRoot("Only the system can request package update"); 7991 7992 // We need to re-extract after an OTA. 7993 boolean causeUpgrade = isUpgrade(); 7994 7995 // First boot or factory reset. 7996 // Note: we also handle devices that are upgrading to N right now as if it is their 7997 // first boot, as they do not have profile data. 7998 boolean causeFirstBoot = isFirstBoot() || mIsPreNUpgrade; 7999 8000 // We need to re-extract after a pruned cache, as AoT-ed files will be out of date. 8001 boolean causePrunedCache = VMRuntime.didPruneDalvikCache(); 8002 8003 if (!causeUpgrade && !causeFirstBoot && !causePrunedCache) { 8004 return; 8005 } 8006 8007 List<PackageParser.Package> pkgs; 8008 synchronized (mPackages) { 8009 pkgs = PackageManagerServiceUtils.getPackagesForDexopt(mPackages.values(), this); 8010 } 8011 8012 final long startTime = System.nanoTime(); 8013 final int[] stats = performDexOptUpgrade(pkgs, mIsPreNUpgrade /* showDialog */, 8014 getCompilerFilterForReason(causeFirstBoot ? REASON_FIRST_BOOT : REASON_BOOT)); 8015 8016 final int elapsedTimeSeconds = 8017 (int) TimeUnit.NANOSECONDS.toSeconds(System.nanoTime() - startTime); 8018 8019 MetricsLogger.histogram(mContext, "opt_dialog_num_dexopted", stats[0]); 8020 MetricsLogger.histogram(mContext, "opt_dialog_num_skipped", stats[1]); 8021 MetricsLogger.histogram(mContext, "opt_dialog_num_failed", stats[2]); 8022 MetricsLogger.histogram(mContext, "opt_dialog_num_total", getOptimizablePackages().size()); 8023 MetricsLogger.histogram(mContext, "opt_dialog_time_s", elapsedTimeSeconds); 8024 } 8025 8026 /** 8027 * Performs dexopt on the set of packages in {@code packages} and returns an int array 8028 * containing statistics about the invocation. The array consists of three elements, 8029 * which are (in order) {@code numberOfPackagesOptimized}, {@code numberOfPackagesSkipped} 8030 * and {@code numberOfPackagesFailed}. 8031 */ 8032 private int[] performDexOptUpgrade(List<PackageParser.Package> pkgs, boolean showDialog, 8033 String compilerFilter) { 8034 8035 int numberOfPackagesVisited = 0; 8036 int numberOfPackagesOptimized = 0; 8037 int numberOfPackagesSkipped = 0; 8038 int numberOfPackagesFailed = 0; 8039 final int numberOfPackagesToDexopt = pkgs.size(); 8040 8041 for (PackageParser.Package pkg : pkgs) { 8042 numberOfPackagesVisited++; 8043 8044 if (!PackageDexOptimizer.canOptimizePackage(pkg)) { 8045 if (DEBUG_DEXOPT) { 8046 Log.i(TAG, "Skipping update of of non-optimizable app " + pkg.packageName); 8047 } 8048 numberOfPackagesSkipped++; 8049 continue; 8050 } 8051 8052 if (DEBUG_DEXOPT) { 8053 Log.i(TAG, "Updating app " + numberOfPackagesVisited + " of " + 8054 numberOfPackagesToDexopt + ": " + pkg.packageName); 8055 } 8056 8057 if (showDialog) { 8058 try { 8059 ActivityManager.getService().showBootMessage( 8060 mContext.getResources().getString(R.string.android_upgrading_apk, 8061 numberOfPackagesVisited, numberOfPackagesToDexopt), true); 8062 } catch (RemoteException e) { 8063 } 8064 synchronized (mPackages) { 8065 mDexOptDialogShown = true; 8066 } 8067 } 8068 8069 // If the OTA updates a system app which was previously preopted to a non-preopted state 8070 // the app might end up being verified at runtime. That's because by default the apps 8071 // are verify-profile but for preopted apps there's no profile. 8072 // Do a hacky check to ensure that if we have no profiles (a reasonable indication 8073 // that before the OTA the app was preopted) the app gets compiled with a non-profile 8074 // filter (by default interpret-only). 8075 // Note that at this stage unused apps are already filtered. 8076 if (isSystemApp(pkg) && 8077 DexFile.isProfileGuidedCompilerFilter(compilerFilter) && 8078 !Environment.getReferenceProfile(pkg.packageName).exists()) { 8079 compilerFilter = getNonProfileGuidedCompilerFilter(compilerFilter); 8080 } 8081 8082 // checkProfiles is false to avoid merging profiles during boot which 8083 // might interfere with background compilation (b/28612421). 8084 // Unfortunately this will also means that "pm.dexopt.boot=speed-profile" will 8085 // behave differently than "pm.dexopt.bg-dexopt=speed-profile" but that's a 8086 // trade-off worth doing to save boot time work. 8087 int dexOptStatus = performDexOptTraced(pkg.packageName, 8088 false /* checkProfiles */, 8089 compilerFilter, 8090 false /* force */); 8091 switch (dexOptStatus) { 8092 case PackageDexOptimizer.DEX_OPT_PERFORMED: 8093 numberOfPackagesOptimized++; 8094 break; 8095 case PackageDexOptimizer.DEX_OPT_SKIPPED: 8096 numberOfPackagesSkipped++; 8097 break; 8098 case PackageDexOptimizer.DEX_OPT_FAILED: 8099 numberOfPackagesFailed++; 8100 break; 8101 default: 8102 Log.e(TAG, "Unexpected dexopt return code " + dexOptStatus); 8103 break; 8104 } 8105 } 8106 8107 return new int[] { numberOfPackagesOptimized, numberOfPackagesSkipped, 8108 numberOfPackagesFailed }; 8109 } 8110 8111 @Override 8112 public void notifyPackageUse(String packageName, int reason) { 8113 synchronized (mPackages) { 8114 PackageParser.Package p = mPackages.get(packageName); 8115 if (p == null) { 8116 return; 8117 } 8118 p.mLastPackageUsageTimeInMills[reason] = System.currentTimeMillis(); 8119 } 8120 } 8121 8122 @Override 8123 public void notifyDexLoad(String loadingPackageName, List<String> dexPaths, String loaderIsa) { 8124 int userId = UserHandle.getCallingUserId(); 8125 ApplicationInfo ai = getApplicationInfo(loadingPackageName, /*flags*/ 0, userId); 8126 if (ai == null) { 8127 Slog.w(TAG, "Loading a package that does not exist for the calling user. package=" 8128 + loadingPackageName + ", user=" + userId); 8129 return; 8130 } 8131 mDexManager.notifyDexLoad(ai, dexPaths, loaderIsa, userId); 8132 } 8133 8134 // TODO: this is not used nor needed. Delete it. 8135 @Override 8136 public boolean performDexOptIfNeeded(String packageName) { 8137 int dexOptStatus = performDexOptTraced(packageName, 8138 false /* checkProfiles */, getFullCompilerFilter(), false /* force */); 8139 return dexOptStatus != PackageDexOptimizer.DEX_OPT_FAILED; 8140 } 8141 8142 @Override 8143 public boolean performDexOpt(String packageName, 8144 boolean checkProfiles, int compileReason, boolean force) { 8145 int dexOptStatus = performDexOptTraced(packageName, checkProfiles, 8146 getCompilerFilterForReason(compileReason), force); 8147 return dexOptStatus != PackageDexOptimizer.DEX_OPT_FAILED; 8148 } 8149 8150 @Override 8151 public boolean performDexOptMode(String packageName, 8152 boolean checkProfiles, String targetCompilerFilter, boolean force) { 8153 int dexOptStatus = performDexOptTraced(packageName, checkProfiles, 8154 targetCompilerFilter, force); 8155 return dexOptStatus != PackageDexOptimizer.DEX_OPT_FAILED; 8156 } 8157 8158 private int performDexOptTraced(String packageName, 8159 boolean checkProfiles, String targetCompilerFilter, boolean force) { 8160 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "dexopt"); 8161 try { 8162 return performDexOptInternal(packageName, checkProfiles, 8163 targetCompilerFilter, force); 8164 } finally { 8165 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 8166 } 8167 } 8168 8169 // Run dexopt on a given package. Returns true if dexopt did not fail, i.e. 8170 // if the package can now be considered up to date for the given filter. 8171 private int performDexOptInternal(String packageName, 8172 boolean checkProfiles, String targetCompilerFilter, boolean force) { 8173 PackageParser.Package p; 8174 synchronized (mPackages) { 8175 p = mPackages.get(packageName); 8176 if (p == null) { 8177 // Package could not be found. Report failure. 8178 return PackageDexOptimizer.DEX_OPT_FAILED; 8179 } 8180 mPackageUsage.maybeWriteAsync(mPackages); 8181 mCompilerStats.maybeWriteAsync(); 8182 } 8183 long callingId = Binder.clearCallingIdentity(); 8184 try { 8185 synchronized (mInstallLock) { 8186 return performDexOptInternalWithDependenciesLI(p, checkProfiles, 8187 targetCompilerFilter, force); 8188 } 8189 } finally { 8190 Binder.restoreCallingIdentity(callingId); 8191 } 8192 } 8193 8194 public ArraySet<String> getOptimizablePackages() { 8195 ArraySet<String> pkgs = new ArraySet<String>(); 8196 synchronized (mPackages) { 8197 for (PackageParser.Package p : mPackages.values()) { 8198 if (PackageDexOptimizer.canOptimizePackage(p)) { 8199 pkgs.add(p.packageName); 8200 } 8201 } 8202 } 8203 return pkgs; 8204 } 8205 8206 private int performDexOptInternalWithDependenciesLI(PackageParser.Package p, 8207 boolean checkProfiles, String targetCompilerFilter, 8208 boolean force) { 8209 // Select the dex optimizer based on the force parameter. 8210 // Note: The force option is rarely used (cmdline input for testing, mostly), so it's OK to 8211 // allocate an object here. 8212 PackageDexOptimizer pdo = force 8213 ? new PackageDexOptimizer.ForcedUpdatePackageDexOptimizer(mPackageDexOptimizer) 8214 : mPackageDexOptimizer; 8215 8216 // Optimize all dependencies first. Note: we ignore the return value and march on 8217 // on errors. 8218 Collection<PackageParser.Package> deps = findSharedNonSystemLibraries(p); 8219 final String[] instructionSets = getAppDexInstructionSets(p.applicationInfo); 8220 if (!deps.isEmpty()) { 8221 for (PackageParser.Package depPackage : deps) { 8222 // TODO: Analyze and investigate if we (should) profile libraries. 8223 // Currently this will do a full compilation of the library by default. 8224 pdo.performDexOpt(depPackage, null /* sharedLibraries */, instructionSets, 8225 false /* checkProfiles */, 8226 getCompilerFilterForReason(REASON_NON_SYSTEM_LIBRARY), 8227 getOrCreateCompilerPackageStats(depPackage)); 8228 } 8229 } 8230 return pdo.performDexOpt(p, p.usesLibraryFiles, instructionSets, checkProfiles, 8231 targetCompilerFilter, getOrCreateCompilerPackageStats(p)); 8232 } 8233 8234 // Performs dexopt on the used secondary dex files belonging to the given package. 8235 // Returns true if all dex files were process successfully (which could mean either dexopt or 8236 // skip). Returns false if any of the files caused errors. 8237 @Override 8238 public boolean performDexOptSecondary(String packageName, String compilerFilter, 8239 boolean force) { 8240 return mDexManager.dexoptSecondaryDex(packageName, compilerFilter, force); 8241 } 8242 8243 /** 8244 * Reconcile the information we have about the secondary dex files belonging to 8245 * {@code packagName} and the actual dex files. For all dex files that were 8246 * deleted, update the internal records and delete the generated oat files. 8247 */ 8248 @Override 8249 public void reconcileSecondaryDexFiles(String packageName) { 8250 mDexManager.reconcileSecondaryDexFiles(packageName); 8251 } 8252 8253 // TODO(calin): this is only needed for BackgroundDexOptService. Find a cleaner way to inject 8254 // a reference there. 8255 /*package*/ DexManager getDexManager() { 8256 return mDexManager; 8257 } 8258 8259 /** 8260 * Execute the background dexopt job immediately. 8261 */ 8262 @Override 8263 public boolean runBackgroundDexoptJob() { 8264 return BackgroundDexOptService.runIdleOptimizationsNow(this, mContext); 8265 } 8266 8267 List<PackageParser.Package> findSharedNonSystemLibraries(PackageParser.Package p) { 8268 if (p.usesLibraries != null || p.usesOptionalLibraries != null 8269 || p.usesStaticLibraries != null) { 8270 ArrayList<PackageParser.Package> retValue = new ArrayList<>(); 8271 Set<String> collectedNames = new HashSet<>(); 8272 findSharedNonSystemLibrariesRecursive(p, retValue, collectedNames); 8273 8274 retValue.remove(p); 8275 8276 return retValue; 8277 } else { 8278 return Collections.emptyList(); 8279 } 8280 } 8281 8282 private void findSharedNonSystemLibrariesRecursive(PackageParser.Package p, 8283 ArrayList<PackageParser.Package> collected, Set<String> collectedNames) { 8284 if (!collectedNames.contains(p.packageName)) { 8285 collectedNames.add(p.packageName); 8286 collected.add(p); 8287 8288 if (p.usesLibraries != null) { 8289 findSharedNonSystemLibrariesRecursive(p.usesLibraries, 8290 null, collected, collectedNames); 8291 } 8292 if (p.usesOptionalLibraries != null) { 8293 findSharedNonSystemLibrariesRecursive(p.usesOptionalLibraries, 8294 null, collected, collectedNames); 8295 } 8296 if (p.usesStaticLibraries != null) { 8297 findSharedNonSystemLibrariesRecursive(p.usesStaticLibraries, 8298 p.usesStaticLibrariesVersions, collected, collectedNames); 8299 } 8300 } 8301 } 8302 8303 private void findSharedNonSystemLibrariesRecursive(ArrayList<String> libs, int[] versions, 8304 ArrayList<PackageParser.Package> collected, Set<String> collectedNames) { 8305 final int libNameCount = libs.size(); 8306 for (int i = 0; i < libNameCount; i++) { 8307 String libName = libs.get(i); 8308 int version = (versions != null && versions.length == libNameCount) 8309 ? versions[i] : PackageManager.VERSION_CODE_HIGHEST; 8310 PackageParser.Package libPkg = findSharedNonSystemLibrary(libName, version); 8311 if (libPkg != null) { 8312 findSharedNonSystemLibrariesRecursive(libPkg, collected, collectedNames); 8313 } 8314 } 8315 } 8316 8317 private PackageParser.Package findSharedNonSystemLibrary(String name, int version) { 8318 synchronized (mPackages) { 8319 SharedLibraryEntry libEntry = getSharedLibraryEntryLPr(name, version); 8320 if (libEntry != null) { 8321 return mPackages.get(libEntry.apk); 8322 } 8323 return null; 8324 } 8325 } 8326 8327 private SharedLibraryEntry getSharedLibraryEntryLPr(String name, int version) { 8328 SparseArray<SharedLibraryEntry> versionedLib = mSharedLibraries.get(name); 8329 if (versionedLib == null) { 8330 return null; 8331 } 8332 return versionedLib.get(version); 8333 } 8334 8335 private SharedLibraryEntry getLatestSharedLibraVersionLPr(PackageParser.Package pkg) { 8336 SparseArray<SharedLibraryEntry> versionedLib = mSharedLibraries.get( 8337 pkg.staticSharedLibName); 8338 if (versionedLib == null) { 8339 return null; 8340 } 8341 int previousLibVersion = -1; 8342 final int versionCount = versionedLib.size(); 8343 for (int i = 0; i < versionCount; i++) { 8344 final int libVersion = versionedLib.keyAt(i); 8345 if (libVersion < pkg.staticSharedLibVersion) { 8346 previousLibVersion = Math.max(previousLibVersion, libVersion); 8347 } 8348 } 8349 if (previousLibVersion >= 0) { 8350 return versionedLib.get(previousLibVersion); 8351 } 8352 return null; 8353 } 8354 8355 public void shutdown() { 8356 mPackageUsage.writeNow(mPackages); 8357 mCompilerStats.writeNow(); 8358 } 8359 8360 @Override 8361 public void dumpProfiles(String packageName) { 8362 PackageParser.Package pkg; 8363 synchronized (mPackages) { 8364 pkg = mPackages.get(packageName); 8365 if (pkg == null) { 8366 throw new IllegalArgumentException("Unknown package: " + packageName); 8367 } 8368 } 8369 /* Only the shell, root, or the app user should be able to dump profiles. */ 8370 int callingUid = Binder.getCallingUid(); 8371 if (callingUid != Process.SHELL_UID && 8372 callingUid != Process.ROOT_UID && 8373 callingUid != pkg.applicationInfo.uid) { 8374 throw new SecurityException("dumpProfiles"); 8375 } 8376 8377 synchronized (mInstallLock) { 8378 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "dump profiles"); 8379 final int sharedGid = UserHandle.getSharedAppGid(pkg.applicationInfo.uid); 8380 try { 8381 List<String> allCodePaths = pkg.getAllCodePathsExcludingResourceOnly(); 8382 String codePaths = TextUtils.join(";", allCodePaths); 8383 mInstaller.dumpProfiles(sharedGid, packageName, codePaths); 8384 } catch (InstallerException e) { 8385 Slog.w(TAG, "Failed to dump profiles", e); 8386 } 8387 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 8388 } 8389 } 8390 8391 @Override 8392 public void forceDexOpt(String packageName) { 8393 enforceSystemOrRoot("forceDexOpt"); 8394 8395 PackageParser.Package pkg; 8396 synchronized (mPackages) { 8397 pkg = mPackages.get(packageName); 8398 if (pkg == null) { 8399 throw new IllegalArgumentException("Unknown package: " + packageName); 8400 } 8401 } 8402 8403 synchronized (mInstallLock) { 8404 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "dexopt"); 8405 8406 // Whoever is calling forceDexOpt wants a fully compiled package. 8407 // Don't use profiles since that may cause compilation to be skipped. 8408 final int res = performDexOptInternalWithDependenciesLI(pkg, 8409 false /* checkProfiles */, getCompilerFilterForReason(REASON_FORCED_DEXOPT), 8410 true /* force */); 8411 8412 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 8413 if (res != PackageDexOptimizer.DEX_OPT_PERFORMED) { 8414 throw new IllegalStateException("Failed to dexopt: " + res); 8415 } 8416 } 8417 } 8418 8419 private boolean verifyPackageUpdateLPr(PackageSetting oldPkg, PackageParser.Package newPkg) { 8420 if ((oldPkg.pkgFlags&ApplicationInfo.FLAG_SYSTEM) == 0) { 8421 Slog.w(TAG, "Unable to update from " + oldPkg.name 8422 + " to " + newPkg.packageName 8423 + ": old package not in system partition"); 8424 return false; 8425 } else if (mPackages.get(oldPkg.name) != null) { 8426 Slog.w(TAG, "Unable to update from " + oldPkg.name 8427 + " to " + newPkg.packageName 8428 + ": old package still exists"); 8429 return false; 8430 } 8431 return true; 8432 } 8433 8434 void removeCodePathLI(File codePath) { 8435 if (codePath.isDirectory()) { 8436 try { 8437 mInstaller.rmPackageDir(codePath.getAbsolutePath()); 8438 } catch (InstallerException e) { 8439 Slog.w(TAG, "Failed to remove code path", e); 8440 } 8441 } else { 8442 codePath.delete(); 8443 } 8444 } 8445 8446 private int[] resolveUserIds(int userId) { 8447 return (userId == UserHandle.USER_ALL) ? sUserManager.getUserIds() : new int[] { userId }; 8448 } 8449 8450 private void clearAppDataLIF(PackageParser.Package pkg, int userId, int flags) { 8451 if (pkg == null) { 8452 Slog.wtf(TAG, "Package was null!", new Throwable()); 8453 return; 8454 } 8455 clearAppDataLeafLIF(pkg, userId, flags); 8456 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 8457 for (int i = 0; i < childCount; i++) { 8458 clearAppDataLeafLIF(pkg.childPackages.get(i), userId, flags); 8459 } 8460 } 8461 8462 private void clearAppDataLeafLIF(PackageParser.Package pkg, int userId, int flags) { 8463 final PackageSetting ps; 8464 synchronized (mPackages) { 8465 ps = mSettings.mPackages.get(pkg.packageName); 8466 } 8467 for (int realUserId : resolveUserIds(userId)) { 8468 final long ceDataInode = (ps != null) ? ps.getCeDataInode(realUserId) : 0; 8469 try { 8470 mInstaller.clearAppData(pkg.volumeUuid, pkg.packageName, realUserId, flags, 8471 ceDataInode); 8472 } catch (InstallerException e) { 8473 Slog.w(TAG, String.valueOf(e)); 8474 } 8475 } 8476 } 8477 8478 private void destroyAppDataLIF(PackageParser.Package pkg, int userId, int flags) { 8479 if (pkg == null) { 8480 Slog.wtf(TAG, "Package was null!", new Throwable()); 8481 return; 8482 } 8483 destroyAppDataLeafLIF(pkg, userId, flags); 8484 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 8485 for (int i = 0; i < childCount; i++) { 8486 destroyAppDataLeafLIF(pkg.childPackages.get(i), userId, flags); 8487 } 8488 } 8489 8490 private void destroyAppDataLeafLIF(PackageParser.Package pkg, int userId, int flags) { 8491 final PackageSetting ps; 8492 synchronized (mPackages) { 8493 ps = mSettings.mPackages.get(pkg.packageName); 8494 } 8495 for (int realUserId : resolveUserIds(userId)) { 8496 final long ceDataInode = (ps != null) ? ps.getCeDataInode(realUserId) : 0; 8497 try { 8498 mInstaller.destroyAppData(pkg.volumeUuid, pkg.packageName, realUserId, flags, 8499 ceDataInode); 8500 } catch (InstallerException e) { 8501 Slog.w(TAG, String.valueOf(e)); 8502 } 8503 } 8504 } 8505 8506 private void destroyAppProfilesLIF(PackageParser.Package pkg, int userId) { 8507 if (pkg == null) { 8508 Slog.wtf(TAG, "Package was null!", new Throwable()); 8509 return; 8510 } 8511 destroyAppProfilesLeafLIF(pkg); 8512 destroyAppReferenceProfileLeafLIF(pkg, userId, true /* removeBaseMarker */); 8513 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 8514 for (int i = 0; i < childCount; i++) { 8515 destroyAppProfilesLeafLIF(pkg.childPackages.get(i)); 8516 destroyAppReferenceProfileLeafLIF(pkg.childPackages.get(i), userId, 8517 true /* removeBaseMarker */); 8518 } 8519 } 8520 8521 private void destroyAppReferenceProfileLeafLIF(PackageParser.Package pkg, int userId, 8522 boolean removeBaseMarker) { 8523 if (pkg.isForwardLocked()) { 8524 return; 8525 } 8526 8527 for (String path : pkg.getAllCodePathsExcludingResourceOnly()) { 8528 try { 8529 path = PackageManagerServiceUtils.realpath(new File(path)); 8530 } catch (IOException e) { 8531 // TODO: Should we return early here ? 8532 Slog.w(TAG, "Failed to get canonical path", e); 8533 continue; 8534 } 8535 8536 final String useMarker = path.replace('/', '@'); 8537 for (int realUserId : resolveUserIds(userId)) { 8538 File profileDir = Environment.getDataProfilesDeForeignDexDirectory(realUserId); 8539 if (removeBaseMarker) { 8540 File foreignUseMark = new File(profileDir, useMarker); 8541 if (foreignUseMark.exists()) { 8542 if (!foreignUseMark.delete()) { 8543 Slog.w(TAG, "Unable to delete foreign user mark for package: " 8544 + pkg.packageName); 8545 } 8546 } 8547 } 8548 8549 File[] markers = profileDir.listFiles(); 8550 if (markers != null) { 8551 final String searchString = "@" + pkg.packageName + "@"; 8552 // We also delete all markers that contain the package name we're 8553 // uninstalling. These are associated with secondary dex-files belonging 8554 // to the package. Reconstructing the path of these dex files is messy 8555 // in general. 8556 for (File marker : markers) { 8557 if (marker.getName().indexOf(searchString) > 0) { 8558 if (!marker.delete()) { 8559 Slog.w(TAG, "Unable to delete foreign user mark for package: " 8560 + pkg.packageName); 8561 } 8562 } 8563 } 8564 } 8565 } 8566 } 8567 } 8568 8569 private void destroyAppProfilesLeafLIF(PackageParser.Package pkg) { 8570 try { 8571 mInstaller.destroyAppProfiles(pkg.packageName); 8572 } catch (InstallerException e) { 8573 Slog.w(TAG, String.valueOf(e)); 8574 } 8575 } 8576 8577 private void clearAppProfilesLIF(PackageParser.Package pkg, int userId) { 8578 if (pkg == null) { 8579 Slog.wtf(TAG, "Package was null!", new Throwable()); 8580 return; 8581 } 8582 clearAppProfilesLeafLIF(pkg); 8583 // We don't remove the base foreign use marker when clearing profiles because 8584 // we will rename it when the app is updated. Unlike the actual profile contents, 8585 // the foreign use marker is good across installs. 8586 destroyAppReferenceProfileLeafLIF(pkg, userId, false /* removeBaseMarker */); 8587 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 8588 for (int i = 0; i < childCount; i++) { 8589 clearAppProfilesLeafLIF(pkg.childPackages.get(i)); 8590 } 8591 } 8592 8593 private void clearAppProfilesLeafLIF(PackageParser.Package pkg) { 8594 try { 8595 mInstaller.clearAppProfiles(pkg.packageName); 8596 } catch (InstallerException e) { 8597 Slog.w(TAG, String.valueOf(e)); 8598 } 8599 } 8600 8601 private void setInstallAndUpdateTime(PackageParser.Package pkg, long firstInstallTime, 8602 long lastUpdateTime) { 8603 // Set parent install/update time 8604 PackageSetting ps = (PackageSetting) pkg.mExtras; 8605 if (ps != null) { 8606 ps.firstInstallTime = firstInstallTime; 8607 ps.lastUpdateTime = lastUpdateTime; 8608 } 8609 // Set children install/update time 8610 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 8611 for (int i = 0; i < childCount; i++) { 8612 PackageParser.Package childPkg = pkg.childPackages.get(i); 8613 ps = (PackageSetting) childPkg.mExtras; 8614 if (ps != null) { 8615 ps.firstInstallTime = firstInstallTime; 8616 ps.lastUpdateTime = lastUpdateTime; 8617 } 8618 } 8619 } 8620 8621 private void addSharedLibraryLPr(ArraySet<String> usesLibraryFiles, SharedLibraryEntry file, 8622 PackageParser.Package changingLib) { 8623 if (file.path != null) { 8624 usesLibraryFiles.add(file.path); 8625 return; 8626 } 8627 PackageParser.Package p = mPackages.get(file.apk); 8628 if (changingLib != null && changingLib.packageName.equals(file.apk)) { 8629 // If we are doing this while in the middle of updating a library apk, 8630 // then we need to make sure to use that new apk for determining the 8631 // dependencies here. (We haven't yet finished committing the new apk 8632 // to the package manager state.) 8633 if (p == null || p.packageName.equals(changingLib.packageName)) { 8634 p = changingLib; 8635 } 8636 } 8637 if (p != null) { 8638 usesLibraryFiles.addAll(p.getAllCodePaths()); 8639 } 8640 } 8641 8642 private void updateSharedLibrariesLPr(PackageParser.Package pkg, 8643 PackageParser.Package changingLib) throws PackageManagerException { 8644 if (pkg == null) { 8645 return; 8646 } 8647 ArraySet<String> usesLibraryFiles = null; 8648 if (pkg.usesLibraries != null) { 8649 usesLibraryFiles = addSharedLibrariesLPw(pkg.usesLibraries, 8650 null, null, pkg.packageName, changingLib, true, null); 8651 } 8652 if (pkg.usesStaticLibraries != null) { 8653 usesLibraryFiles = addSharedLibrariesLPw(pkg.usesStaticLibraries, 8654 pkg.usesStaticLibrariesVersions, pkg.usesStaticLibrariesCertDigests, 8655 pkg.packageName, changingLib, true, usesLibraryFiles); 8656 } 8657 if (pkg.usesOptionalLibraries != null) { 8658 usesLibraryFiles = addSharedLibrariesLPw(pkg.usesOptionalLibraries, 8659 null, null, pkg.packageName, changingLib, false, usesLibraryFiles); 8660 } 8661 if (!ArrayUtils.isEmpty(usesLibraryFiles)) { 8662 pkg.usesLibraryFiles = usesLibraryFiles.toArray(new String[usesLibraryFiles.size()]); 8663 } else { 8664 pkg.usesLibraryFiles = null; 8665 } 8666 } 8667 8668 private ArraySet<String> addSharedLibrariesLPw(@NonNull List<String> requestedLibraries, 8669 @Nullable int[] requiredVersions, @Nullable String[] requiredCertDigests, 8670 @NonNull String packageName, @Nullable PackageParser.Package changingLib, 8671 boolean required, @Nullable ArraySet<String> outUsedLibraries) 8672 throws PackageManagerException { 8673 final int libCount = requestedLibraries.size(); 8674 for (int i = 0; i < libCount; i++) { 8675 final String libName = requestedLibraries.get(i); 8676 final int libVersion = requiredVersions != null ? requiredVersions[i] 8677 : SharedLibraryInfo.VERSION_UNDEFINED; 8678 final SharedLibraryEntry libEntry = getSharedLibraryEntryLPr(libName, libVersion); 8679 if (libEntry == null) { 8680 if (required) { 8681 throw new PackageManagerException(INSTALL_FAILED_MISSING_SHARED_LIBRARY, 8682 "Package " + packageName + " requires unavailable shared library " 8683 + libName + "; failing!"); 8684 } else { 8685 Slog.w(TAG, "Package " + packageName 8686 + " desires unavailable shared library " 8687 + libName + "; ignoring!"); 8688 } 8689 } else { 8690 if (requiredVersions != null && requiredCertDigests != null) { 8691 if (libEntry.info.getVersion() != requiredVersions[i]) { 8692 throw new PackageManagerException(INSTALL_FAILED_MISSING_SHARED_LIBRARY, 8693 "Package " + packageName + " requires unavailable static shared" 8694 + " library " + libName + " version " 8695 + libEntry.info.getVersion() + "; failing!"); 8696 } 8697 8698 PackageParser.Package libPkg = mPackages.get(libEntry.apk); 8699 if (libPkg == null) { 8700 throw new PackageManagerException(INSTALL_FAILED_MISSING_SHARED_LIBRARY, 8701 "Package " + packageName + " requires unavailable static shared" 8702 + " library; failing!"); 8703 } 8704 8705 String expectedCertDigest = requiredCertDigests[i]; 8706 String libCertDigest = PackageUtils.computeCertSha256Digest( 8707 libPkg.mSignatures[0]); 8708 if (!libCertDigest.equalsIgnoreCase(expectedCertDigest)) { 8709 throw new PackageManagerException(INSTALL_FAILED_MISSING_SHARED_LIBRARY, 8710 "Package " + packageName + " requires differently signed" + 8711 " static shared library; failing!"); 8712 } 8713 } 8714 8715 if (outUsedLibraries == null) { 8716 outUsedLibraries = new ArraySet<>(); 8717 } 8718 addSharedLibraryLPr(outUsedLibraries, libEntry, changingLib); 8719 } 8720 } 8721 return outUsedLibraries; 8722 } 8723 8724 private static boolean hasString(List<String> list, List<String> which) { 8725 if (list == null) { 8726 return false; 8727 } 8728 for (int i=list.size()-1; i>=0; i--) { 8729 for (int j=which.size()-1; j>=0; j--) { 8730 if (which.get(j).equals(list.get(i))) { 8731 return true; 8732 } 8733 } 8734 } 8735 return false; 8736 } 8737 8738 private ArrayList<PackageParser.Package> updateAllSharedLibrariesLPw( 8739 PackageParser.Package changingPkg) { 8740 ArrayList<PackageParser.Package> res = null; 8741 for (PackageParser.Package pkg : mPackages.values()) { 8742 if (changingPkg != null 8743 && !hasString(pkg.usesLibraries, changingPkg.libraryNames) 8744 && !hasString(pkg.usesOptionalLibraries, changingPkg.libraryNames) 8745 && !ArrayUtils.contains(pkg.usesStaticLibraries, 8746 changingPkg.staticSharedLibName)) { 8747 return null; 8748 } 8749 if (res == null) { 8750 res = new ArrayList<>(); 8751 } 8752 res.add(pkg); 8753 try { 8754 updateSharedLibrariesLPr(pkg, changingPkg); 8755 } catch (PackageManagerException e) { 8756 // If a system app update or an app and a required lib missing we 8757 // delete the package and for updated system apps keep the data as 8758 // it is better for the user to reinstall than to be in an limbo 8759 // state. Also libs disappearing under an app should never happen 8760 // - just in case. 8761 if (!pkg.isSystemApp() || pkg.isUpdatedSystemApp()) { 8762 final int flags = pkg.isUpdatedSystemApp() 8763 ? PackageManager.DELETE_KEEP_DATA : 0; 8764 deletePackageLIF(pkg.packageName, null, true, sUserManager.getUserIds(), 8765 flags , null, true, null); 8766 } 8767 Slog.e(TAG, "updateAllSharedLibrariesLPw failed: " + e.getMessage()); 8768 } 8769 } 8770 return res; 8771 } 8772 8773 /** 8774 * Derive the value of the {@code cpuAbiOverride} based on the provided 8775 * value and an optional stored value from the package settings. 8776 */ 8777 private static String deriveAbiOverride(String abiOverride, PackageSetting settings) { 8778 String cpuAbiOverride = null; 8779 8780 if (NativeLibraryHelper.CLEAR_ABI_OVERRIDE.equals(abiOverride)) { 8781 cpuAbiOverride = null; 8782 } else if (abiOverride != null) { 8783 cpuAbiOverride = abiOverride; 8784 } else if (settings != null) { 8785 cpuAbiOverride = settings.cpuAbiOverrideString; 8786 } 8787 8788 return cpuAbiOverride; 8789 } 8790 8791 private PackageParser.Package scanPackageTracedLI(PackageParser.Package pkg, 8792 final int policyFlags, int scanFlags, long currentTime, UserHandle user) 8793 throws PackageManagerException { 8794 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "scanPackage"); 8795 // If the package has children and this is the first dive in the function 8796 // we recursively scan the package with the SCAN_CHECK_ONLY flag set to see 8797 // whether all packages (parent and children) would be successfully scanned 8798 // before the actual scan since scanning mutates internal state and we want 8799 // to atomically install the package and its children. 8800 if ((scanFlags & SCAN_CHECK_ONLY) == 0) { 8801 if (pkg.childPackages != null && pkg.childPackages.size() > 0) { 8802 scanFlags |= SCAN_CHECK_ONLY; 8803 } 8804 } else { 8805 scanFlags &= ~SCAN_CHECK_ONLY; 8806 } 8807 8808 final PackageParser.Package scannedPkg; 8809 try { 8810 // Scan the parent 8811 scannedPkg = scanPackageLI(pkg, policyFlags, scanFlags, currentTime, user); 8812 // Scan the children 8813 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 8814 for (int i = 0; i < childCount; i++) { 8815 PackageParser.Package childPkg = pkg.childPackages.get(i); 8816 scanPackageLI(childPkg, policyFlags, 8817 scanFlags, currentTime, user); 8818 } 8819 } finally { 8820 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 8821 } 8822 8823 if ((scanFlags & SCAN_CHECK_ONLY) != 0) { 8824 return scanPackageTracedLI(pkg, policyFlags, scanFlags, currentTime, user); 8825 } 8826 8827 return scannedPkg; 8828 } 8829 8830 private PackageParser.Package scanPackageLI(PackageParser.Package pkg, final int policyFlags, 8831 int scanFlags, long currentTime, UserHandle user) throws PackageManagerException { 8832 boolean success = false; 8833 try { 8834 final PackageParser.Package res = scanPackageDirtyLI(pkg, policyFlags, scanFlags, 8835 currentTime, user); 8836 success = true; 8837 return res; 8838 } finally { 8839 if (!success && (scanFlags & SCAN_DELETE_DATA_ON_FAILURES) != 0) { 8840 // DELETE_DATA_ON_FAILURES is only used by frozen paths 8841 destroyAppDataLIF(pkg, UserHandle.USER_ALL, 8842 StorageManager.FLAG_STORAGE_DE | StorageManager.FLAG_STORAGE_CE); 8843 destroyAppProfilesLIF(pkg, UserHandle.USER_ALL); 8844 } 8845 } 8846 } 8847 8848 /** 8849 * Returns {@code true} if the given file contains code. Otherwise {@code false}. 8850 */ 8851 private static boolean apkHasCode(String fileName) { 8852 StrictJarFile jarFile = null; 8853 try { 8854 jarFile = new StrictJarFile(fileName, 8855 false /*verify*/, false /*signatureSchemeRollbackProtectionsEnforced*/); 8856 return jarFile.findEntry("classes.dex") != null; 8857 } catch (IOException ignore) { 8858 } finally { 8859 try { 8860 if (jarFile != null) { 8861 jarFile.close(); 8862 } 8863 } catch (IOException ignore) {} 8864 } 8865 return false; 8866 } 8867 8868 /** 8869 * Enforces code policy for the package. This ensures that if an APK has 8870 * declared hasCode="true" in its manifest that the APK actually contains 8871 * code. 8872 * 8873 * @throws PackageManagerException If bytecode could not be found when it should exist 8874 */ 8875 private static void assertCodePolicy(PackageParser.Package pkg) 8876 throws PackageManagerException { 8877 final boolean shouldHaveCode = 8878 (pkg.applicationInfo.flags & ApplicationInfo.FLAG_HAS_CODE) != 0; 8879 if (shouldHaveCode && !apkHasCode(pkg.baseCodePath)) { 8880 throw new PackageManagerException(INSTALL_FAILED_INVALID_APK, 8881 "Package " + pkg.baseCodePath + " code is missing"); 8882 } 8883 8884 if (!ArrayUtils.isEmpty(pkg.splitCodePaths)) { 8885 for (int i = 0; i < pkg.splitCodePaths.length; i++) { 8886 final boolean splitShouldHaveCode = 8887 (pkg.splitFlags[i] & ApplicationInfo.FLAG_HAS_CODE) != 0; 8888 if (splitShouldHaveCode && !apkHasCode(pkg.splitCodePaths[i])) { 8889 throw new PackageManagerException(INSTALL_FAILED_INVALID_APK, 8890 "Package " + pkg.splitCodePaths[i] + " code is missing"); 8891 } 8892 } 8893 } 8894 } 8895 8896 private PackageParser.Package scanPackageDirtyLI(PackageParser.Package pkg, 8897 final int policyFlags, final int scanFlags, long currentTime, UserHandle user) 8898 throws PackageManagerException { 8899 if (DEBUG_PACKAGE_SCANNING) { 8900 if ((policyFlags & PackageParser.PARSE_CHATTY) != 0) 8901 Log.d(TAG, "Scanning package " + pkg.packageName); 8902 } 8903 8904 applyPolicy(pkg, policyFlags); 8905 8906 assertPackageIsValid(pkg, policyFlags, scanFlags); 8907 8908 // Initialize package source and resource directories 8909 final File scanFile = new File(pkg.codePath); 8910 final File destCodeFile = new File(pkg.applicationInfo.getCodePath()); 8911 final File destResourceFile = new File(pkg.applicationInfo.getResourcePath()); 8912 8913 SharedUserSetting suid = null; 8914 PackageSetting pkgSetting = null; 8915 8916 // Getting the package setting may have a side-effect, so if we 8917 // are only checking if scan would succeed, stash a copy of the 8918 // old setting to restore at the end. 8919 PackageSetting nonMutatedPs = null; 8920 8921 // We keep references to the derived CPU Abis from settings in oder to reuse 8922 // them in the case where we're not upgrading or booting for the first time. 8923 String primaryCpuAbiFromSettings = null; 8924 String secondaryCpuAbiFromSettings = null; 8925 8926 // writer 8927 synchronized (mPackages) { 8928 if (pkg.mSharedUserId != null) { 8929 // SIDE EFFECTS; may potentially allocate a new shared user 8930 suid = mSettings.getSharedUserLPw( 8931 pkg.mSharedUserId, 0 /*pkgFlags*/, 0 /*pkgPrivateFlags*/, true /*create*/); 8932 if (DEBUG_PACKAGE_SCANNING) { 8933 if ((policyFlags & PackageParser.PARSE_CHATTY) != 0) 8934 Log.d(TAG, "Shared UserID " + pkg.mSharedUserId + " (uid=" + suid.userId 8935 + "): packages=" + suid.packages); 8936 } 8937 } 8938 8939 // Check if we are renaming from an original package name. 8940 PackageSetting origPackage = null; 8941 String realName = null; 8942 if (pkg.mOriginalPackages != null) { 8943 // This package may need to be renamed to a previously 8944 // installed name. Let's check on that... 8945 final String renamed = mSettings.getRenamedPackageLPr(pkg.mRealPackage); 8946 if (pkg.mOriginalPackages.contains(renamed)) { 8947 // This package had originally been installed as the 8948 // original name, and we have already taken care of 8949 // transitioning to the new one. Just update the new 8950 // one to continue using the old name. 8951 realName = pkg.mRealPackage; 8952 if (!pkg.packageName.equals(renamed)) { 8953 // Callers into this function may have already taken 8954 // care of renaming the package; only do it here if 8955 // it is not already done. 8956 pkg.setPackageName(renamed); 8957 } 8958 } else { 8959 for (int i=pkg.mOriginalPackages.size()-1; i>=0; i--) { 8960 if ((origPackage = mSettings.getPackageLPr( 8961 pkg.mOriginalPackages.get(i))) != null) { 8962 // We do have the package already installed under its 8963 // original name... should we use it? 8964 if (!verifyPackageUpdateLPr(origPackage, pkg)) { 8965 // New package is not compatible with original. 8966 origPackage = null; 8967 continue; 8968 } else if (origPackage.sharedUser != null) { 8969 // Make sure uid is compatible between packages. 8970 if (!origPackage.sharedUser.name.equals(pkg.mSharedUserId)) { 8971 Slog.w(TAG, "Unable to migrate data from " + origPackage.name 8972 + " to " + pkg.packageName + ": old uid " 8973 + origPackage.sharedUser.name 8974 + " differs from " + pkg.mSharedUserId); 8975 origPackage = null; 8976 continue; 8977 } 8978 // TODO: Add case when shared user id is added [b/28144775] 8979 } else { 8980 if (DEBUG_UPGRADE) Log.v(TAG, "Renaming new package " 8981 + pkg.packageName + " to old name " + origPackage.name); 8982 } 8983 break; 8984 } 8985 } 8986 } 8987 } 8988 8989 if (mTransferedPackages.contains(pkg.packageName)) { 8990 Slog.w(TAG, "Package " + pkg.packageName 8991 + " was transferred to another, but its .apk remains"); 8992 } 8993 8994 // See comments in nonMutatedPs declaration 8995 if ((scanFlags & SCAN_CHECK_ONLY) != 0) { 8996 PackageSetting foundPs = mSettings.getPackageLPr(pkg.packageName); 8997 if (foundPs != null) { 8998 nonMutatedPs = new PackageSetting(foundPs); 8999 } 9000 } 9001 9002 if ((scanFlags & SCAN_FIRST_BOOT_OR_UPGRADE) == 0) { 9003 PackageSetting foundPs = mSettings.getPackageLPr(pkg.packageName); 9004 if (foundPs != null) { 9005 primaryCpuAbiFromSettings = foundPs.primaryCpuAbiString; 9006 secondaryCpuAbiFromSettings = foundPs.secondaryCpuAbiString; 9007 } 9008 } 9009 9010 pkgSetting = mSettings.getPackageLPr(pkg.packageName); 9011 if (pkgSetting != null && pkgSetting.sharedUser != suid) { 9012 PackageManagerService.reportSettingsProblem(Log.WARN, 9013 "Package " + pkg.packageName + " shared user changed from " 9014 + (pkgSetting.sharedUser != null 9015 ? pkgSetting.sharedUser.name : "<nothing>") 9016 + " to " 9017 + (suid != null ? suid.name : "<nothing>") 9018 + "; replacing with new"); 9019 pkgSetting = null; 9020 } 9021 final PackageSetting oldPkgSetting = 9022 pkgSetting == null ? null : new PackageSetting(pkgSetting); 9023 final PackageSetting disabledPkgSetting = 9024 mSettings.getDisabledSystemPkgLPr(pkg.packageName); 9025 9026 String[] usesStaticLibraries = null; 9027 if (pkg.usesStaticLibraries != null) { 9028 usesStaticLibraries = new String[pkg.usesStaticLibraries.size()]; 9029 pkg.usesStaticLibraries.toArray(usesStaticLibraries); 9030 } 9031 9032 if (pkgSetting == null) { 9033 final String parentPackageName = (pkg.parentPackage != null) 9034 ? pkg.parentPackage.packageName : null; 9035 9036 // REMOVE SharedUserSetting from method; update in a separate call 9037 pkgSetting = Settings.createNewSetting(pkg.packageName, origPackage, 9038 disabledPkgSetting, realName, suid, destCodeFile, destResourceFile, 9039 pkg.applicationInfo.nativeLibraryRootDir, pkg.applicationInfo.primaryCpuAbi, 9040 pkg.applicationInfo.secondaryCpuAbi, pkg.mVersionCode, 9041 pkg.applicationInfo.flags, pkg.applicationInfo.privateFlags, user, 9042 true /*allowInstall*/, parentPackageName, pkg.getChildPackageNames(), 9043 UserManagerService.getInstance(), usesStaticLibraries, 9044 pkg.usesStaticLibrariesVersions); 9045 // SIDE EFFECTS; updates system state; move elsewhere 9046 if (origPackage != null) { 9047 mSettings.addRenamedPackageLPw(pkg.packageName, origPackage.name); 9048 } 9049 mSettings.addUserToSettingLPw(pkgSetting); 9050 } else { 9051 // REMOVE SharedUserSetting from method; update in a separate call. 9052 // 9053 // TODO(narayan): This update is bogus. nativeLibraryDir & primaryCpuAbi, 9054 // secondaryCpuAbi are not known at this point so we always update them 9055 // to null here, only to reset them at a later point. 9056 Settings.updatePackageSetting(pkgSetting, disabledPkgSetting, suid, destCodeFile, 9057 pkg.applicationInfo.nativeLibraryDir, pkg.applicationInfo.primaryCpuAbi, 9058 pkg.applicationInfo.secondaryCpuAbi, pkg.applicationInfo.flags, 9059 pkg.applicationInfo.privateFlags, pkg.getChildPackageNames(), 9060 UserManagerService.getInstance(), usesStaticLibraries, 9061 pkg.usesStaticLibrariesVersions); 9062 } 9063 // SIDE EFFECTS; persists system state to files on disk; move elsewhere 9064 mSettings.writeUserRestrictionsLPw(pkgSetting, oldPkgSetting); 9065 9066 // SIDE EFFECTS; modifies system state; move elsewhere 9067 if (pkgSetting.origPackage != null) { 9068 // If we are first transitioning from an original package, 9069 // fix up the new package's name now. We need to do this after 9070 // looking up the package under its new name, so getPackageLP 9071 // can take care of fiddling things correctly. 9072 pkg.setPackageName(origPackage.name); 9073 9074 // File a report about this. 9075 String msg = "New package " + pkgSetting.realName 9076 + " renamed to replace old package " + pkgSetting.name; 9077 reportSettingsProblem(Log.WARN, msg); 9078 9079 // Make a note of it. 9080 if ((scanFlags & SCAN_CHECK_ONLY) == 0) { 9081 mTransferedPackages.add(origPackage.name); 9082 } 9083 9084 // No longer need to retain this. 9085 pkgSetting.origPackage = null; 9086 } 9087 9088 // SIDE EFFECTS; modifies system state; move elsewhere 9089 if ((scanFlags & SCAN_CHECK_ONLY) == 0 && realName != null) { 9090 // Make a note of it. 9091 mTransferedPackages.add(pkg.packageName); 9092 } 9093 9094 if (mSettings.isDisabledSystemPackageLPr(pkg.packageName)) { 9095 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_UPDATED_SYSTEM_APP; 9096 } 9097 9098 if ((scanFlags & SCAN_BOOTING) == 0 9099 && (policyFlags & PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 9100 // Check all shared libraries and map to their actual file path. 9101 // We only do this here for apps not on a system dir, because those 9102 // are the only ones that can fail an install due to this. We 9103 // will take care of the system apps by updating all of their 9104 // library paths after the scan is done. Also during the initial 9105 // scan don't update any libs as we do this wholesale after all 9106 // apps are scanned to avoid dependency based scanning. 9107 updateSharedLibrariesLPr(pkg, null); 9108 } 9109 9110 if (mFoundPolicyFile) { 9111 SELinuxMMAC.assignSeinfoValue(pkg); 9112 } 9113 9114 pkg.applicationInfo.uid = pkgSetting.appId; 9115 pkg.mExtras = pkgSetting; 9116 9117 9118 // Static shared libs have same package with different versions where 9119 // we internally use a synthetic package name to allow multiple versions 9120 // of the same package, therefore we need to compare signatures against 9121 // the package setting for the latest library version. 9122 PackageSetting signatureCheckPs = pkgSetting; 9123 if (pkg.applicationInfo.isStaticSharedLibrary()) { 9124 SharedLibraryEntry libraryEntry = getLatestSharedLibraVersionLPr(pkg); 9125 if (libraryEntry != null) { 9126 signatureCheckPs = mSettings.getPackageLPr(libraryEntry.apk); 9127 } 9128 } 9129 9130 if (shouldCheckUpgradeKeySetLP(signatureCheckPs, scanFlags)) { 9131 if (checkUpgradeKeySetLP(signatureCheckPs, pkg)) { 9132 // We just determined the app is signed correctly, so bring 9133 // over the latest parsed certs. 9134 pkgSetting.signatures.mSignatures = pkg.mSignatures; 9135 } else { 9136 if ((policyFlags & PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 9137 throw new PackageManagerException(INSTALL_FAILED_UPDATE_INCOMPATIBLE, 9138 "Package " + pkg.packageName + " upgrade keys do not match the " 9139 + "previously installed version"); 9140 } else { 9141 pkgSetting.signatures.mSignatures = pkg.mSignatures; 9142 String msg = "System package " + pkg.packageName 9143 + " signature changed; retaining data."; 9144 reportSettingsProblem(Log.WARN, msg); 9145 } 9146 } 9147 } else { 9148 try { 9149 // SIDE EFFECTS; compareSignaturesCompat() changes KeysetManagerService 9150 verifySignaturesLP(signatureCheckPs, pkg); 9151 // We just determined the app is signed correctly, so bring 9152 // over the latest parsed certs. 9153 pkgSetting.signatures.mSignatures = pkg.mSignatures; 9154 } catch (PackageManagerException e) { 9155 if ((policyFlags & PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 9156 throw e; 9157 } 9158 // The signature has changed, but this package is in the system 9159 // image... let's recover! 9160 pkgSetting.signatures.mSignatures = pkg.mSignatures; 9161 // However... if this package is part of a shared user, but it 9162 // doesn't match the signature of the shared user, let's fail. 9163 // What this means is that you can't change the signatures 9164 // associated with an overall shared user, which doesn't seem all 9165 // that unreasonable. 9166 if (signatureCheckPs.sharedUser != null) { 9167 if (compareSignatures(signatureCheckPs.sharedUser.signatures.mSignatures, 9168 pkg.mSignatures) != PackageManager.SIGNATURE_MATCH) { 9169 throw new PackageManagerException( 9170 INSTALL_PARSE_FAILED_INCONSISTENT_CERTIFICATES, 9171 "Signature mismatch for shared user: " 9172 + pkgSetting.sharedUser); 9173 } 9174 } 9175 // File a report about this. 9176 String msg = "System package " + pkg.packageName 9177 + " signature changed; retaining data."; 9178 reportSettingsProblem(Log.WARN, msg); 9179 } 9180 } 9181 9182 if ((scanFlags & SCAN_CHECK_ONLY) == 0 && pkg.mAdoptPermissions != null) { 9183 // This package wants to adopt ownership of permissions from 9184 // another package. 9185 for (int i = pkg.mAdoptPermissions.size() - 1; i >= 0; i--) { 9186 final String origName = pkg.mAdoptPermissions.get(i); 9187 final PackageSetting orig = mSettings.getPackageLPr(origName); 9188 if (orig != null) { 9189 if (verifyPackageUpdateLPr(orig, pkg)) { 9190 Slog.i(TAG, "Adopting permissions from " + origName + " to " 9191 + pkg.packageName); 9192 // SIDE EFFECTS; updates permissions system state; move elsewhere 9193 mSettings.transferPermissionsLPw(origName, pkg.packageName); 9194 } 9195 } 9196 } 9197 } 9198 } 9199 9200 pkg.applicationInfo.processName = fixProcessName( 9201 pkg.applicationInfo.packageName, 9202 pkg.applicationInfo.processName); 9203 9204 if (pkg != mPlatformPackage) { 9205 // Get all of our default paths setup 9206 pkg.applicationInfo.initForUser(UserHandle.USER_SYSTEM); 9207 } 9208 9209 final String cpuAbiOverride = deriveAbiOverride(pkg.cpuAbiOverride, pkgSetting); 9210 9211 if ((scanFlags & SCAN_NEW_INSTALL) == 0) { 9212 if ((scanFlags & SCAN_FIRST_BOOT_OR_UPGRADE) != 0) { 9213 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "derivePackageAbi"); 9214 derivePackageAbi( 9215 pkg, scanFile, cpuAbiOverride, true /*extractLibs*/, mAppLib32InstallDir); 9216 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 9217 9218 // Some system apps still use directory structure for native libraries 9219 // in which case we might end up not detecting abi solely based on apk 9220 // structure. Try to detect abi based on directory structure. 9221 if (isSystemApp(pkg) && !pkg.isUpdatedSystemApp() && 9222 pkg.applicationInfo.primaryCpuAbi == null) { 9223 setBundledAppAbisAndRoots(pkg, pkgSetting); 9224 setNativeLibraryPaths(pkg, mAppLib32InstallDir); 9225 } 9226 } else { 9227 // This is not a first boot or an upgrade, don't bother deriving the 9228 // ABI during the scan. Instead, trust the value that was stored in the 9229 // package setting. 9230 pkg.applicationInfo.primaryCpuAbi = primaryCpuAbiFromSettings; 9231 pkg.applicationInfo.secondaryCpuAbi = secondaryCpuAbiFromSettings; 9232 9233 setNativeLibraryPaths(pkg, mAppLib32InstallDir); 9234 9235 if (DEBUG_ABI_SELECTION) { 9236 Slog.i(TAG, "Using ABIS and native lib paths from settings : " + 9237 pkg.packageName + " " + pkg.applicationInfo.primaryCpuAbi + ", " + 9238 pkg.applicationInfo.secondaryCpuAbi); 9239 } 9240 } 9241 } else { 9242 if ((scanFlags & SCAN_MOVE) != 0) { 9243 // We haven't run dex-opt for this move (since we've moved the compiled output too) 9244 // but we already have this packages package info in the PackageSetting. We just 9245 // use that and derive the native library path based on the new codepath. 9246 pkg.applicationInfo.primaryCpuAbi = pkgSetting.primaryCpuAbiString; 9247 pkg.applicationInfo.secondaryCpuAbi = pkgSetting.secondaryCpuAbiString; 9248 } 9249 9250 // Set native library paths again. For moves, the path will be updated based on the 9251 // ABIs we've determined above. For non-moves, the path will be updated based on the 9252 // ABIs we determined during compilation, but the path will depend on the final 9253 // package path (after the rename away from the stage path). 9254 setNativeLibraryPaths(pkg, mAppLib32InstallDir); 9255 } 9256 9257 // This is a special case for the "system" package, where the ABI is 9258 // dictated by the zygote configuration (and init.rc). We should keep track 9259 // of this ABI so that we can deal with "normal" applications that run under 9260 // the same UID correctly. 9261 if (mPlatformPackage == pkg) { 9262 pkg.applicationInfo.primaryCpuAbi = VMRuntime.getRuntime().is64Bit() ? 9263 Build.SUPPORTED_64_BIT_ABIS[0] : Build.SUPPORTED_32_BIT_ABIS[0]; 9264 } 9265 9266 // If there's a mismatch between the abi-override in the package setting 9267 // and the abiOverride specified for the install. Warn about this because we 9268 // would've already compiled the app without taking the package setting into 9269 // account. 9270 if ((scanFlags & SCAN_NO_DEX) == 0 && (scanFlags & SCAN_NEW_INSTALL) != 0) { 9271 if (cpuAbiOverride == null && pkgSetting.cpuAbiOverrideString != null) { 9272 Slog.w(TAG, "Ignoring persisted ABI override " + cpuAbiOverride + 9273 " for package " + pkg.packageName); 9274 } 9275 } 9276 9277 pkgSetting.primaryCpuAbiString = pkg.applicationInfo.primaryCpuAbi; 9278 pkgSetting.secondaryCpuAbiString = pkg.applicationInfo.secondaryCpuAbi; 9279 pkgSetting.cpuAbiOverrideString = cpuAbiOverride; 9280 9281 // Copy the derived override back to the parsed package, so that we can 9282 // update the package settings accordingly. 9283 pkg.cpuAbiOverride = cpuAbiOverride; 9284 9285 if (DEBUG_ABI_SELECTION) { 9286 Slog.d(TAG, "Resolved nativeLibraryRoot for " + pkg.applicationInfo.packageName 9287 + " to root=" + pkg.applicationInfo.nativeLibraryRootDir + ", isa=" 9288 + pkg.applicationInfo.nativeLibraryRootRequiresIsa); 9289 } 9290 9291 // Push the derived path down into PackageSettings so we know what to 9292 // clean up at uninstall time. 9293 pkgSetting.legacyNativeLibraryPathString = pkg.applicationInfo.nativeLibraryRootDir; 9294 9295 if (DEBUG_ABI_SELECTION) { 9296 Log.d(TAG, "Abis for package[" + pkg.packageName + "] are" + 9297 " primary=" + pkg.applicationInfo.primaryCpuAbi + 9298 " secondary=" + pkg.applicationInfo.secondaryCpuAbi); 9299 } 9300 9301 // SIDE EFFECTS; removes DEX files from disk; move elsewhere 9302 if ((scanFlags & SCAN_BOOTING) == 0 && pkgSetting.sharedUser != null) { 9303 // We don't do this here during boot because we can do it all 9304 // at once after scanning all existing packages. 9305 // 9306 // We also do this *before* we perform dexopt on this package, so that 9307 // we can avoid redundant dexopts, and also to make sure we've got the 9308 // code and package path correct. 9309 adjustCpuAbisForSharedUserLPw(pkgSetting.sharedUser.packages, pkg); 9310 } 9311 9312 if (mFactoryTest && pkg.requestedPermissions.contains( 9313 android.Manifest.permission.FACTORY_TEST)) { 9314 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_FACTORY_TEST; 9315 } 9316 9317 if (isSystemApp(pkg)) { 9318 pkgSetting.isOrphaned = true; 9319 } 9320 9321 // Take care of first install / last update times. 9322 final long scanFileTime = getLastModifiedTime(pkg, scanFile); 9323 if (currentTime != 0) { 9324 if (pkgSetting.firstInstallTime == 0) { 9325 pkgSetting.firstInstallTime = pkgSetting.lastUpdateTime = currentTime; 9326 } else if ((scanFlags & SCAN_UPDATE_TIME) != 0) { 9327 pkgSetting.lastUpdateTime = currentTime; 9328 } 9329 } else if (pkgSetting.firstInstallTime == 0) { 9330 // We need *something*. Take time time stamp of the file. 9331 pkgSetting.firstInstallTime = pkgSetting.lastUpdateTime = scanFileTime; 9332 } else if ((policyFlags & PackageParser.PARSE_IS_SYSTEM_DIR) != 0) { 9333 if (scanFileTime != pkgSetting.timeStamp) { 9334 // A package on the system image has changed; consider this 9335 // to be an update. 9336 pkgSetting.lastUpdateTime = scanFileTime; 9337 } 9338 } 9339 pkgSetting.setTimeStamp(scanFileTime); 9340 9341 if ((scanFlags & SCAN_CHECK_ONLY) != 0) { 9342 if (nonMutatedPs != null) { 9343 synchronized (mPackages) { 9344 mSettings.mPackages.put(nonMutatedPs.name, nonMutatedPs); 9345 } 9346 } 9347 } else { 9348 // Modify state for the given package setting 9349 commitPackageSettings(pkg, pkgSetting, user, scanFlags, 9350 (policyFlags & PackageParser.PARSE_CHATTY) != 0 /*chatty*/); 9351 if (isEphemeral(pkg)) { 9352 final int userId = user == null ? 0 : user.getIdentifier(); 9353 mInstantAppRegistry.addInstantAppLPw(userId, pkgSetting.appId); 9354 } 9355 } 9356 return pkg; 9357 } 9358 9359 /** 9360 * Applies policy to the parsed package based upon the given policy flags. 9361 * Ensures the package is in a good state. 9362 * <p> 9363 * Implementation detail: This method must NOT have any side effect. It would 9364 * ideally be static, but, it requires locks to read system state. 9365 */ 9366 private void applyPolicy(PackageParser.Package pkg, int policyFlags) { 9367 if ((policyFlags&PackageParser.PARSE_IS_SYSTEM) != 0) { 9368 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_SYSTEM; 9369 if (pkg.applicationInfo.isDirectBootAware()) { 9370 // we're direct boot aware; set for all components 9371 for (PackageParser.Service s : pkg.services) { 9372 s.info.encryptionAware = s.info.directBootAware = true; 9373 } 9374 for (PackageParser.Provider p : pkg.providers) { 9375 p.info.encryptionAware = p.info.directBootAware = true; 9376 } 9377 for (PackageParser.Activity a : pkg.activities) { 9378 a.info.encryptionAware = a.info.directBootAware = true; 9379 } 9380 for (PackageParser.Activity r : pkg.receivers) { 9381 r.info.encryptionAware = r.info.directBootAware = true; 9382 } 9383 } 9384 } else { 9385 // Only allow system apps to be flagged as core apps. 9386 pkg.coreApp = false; 9387 // clear flags not applicable to regular apps 9388 pkg.applicationInfo.privateFlags &= 9389 ~ApplicationInfo.PRIVATE_FLAG_DEFAULT_TO_DEVICE_PROTECTED_STORAGE; 9390 pkg.applicationInfo.privateFlags &= 9391 ~ApplicationInfo.PRIVATE_FLAG_DIRECT_BOOT_AWARE; 9392 } 9393 pkg.mTrustedOverlay = (policyFlags&PackageParser.PARSE_TRUSTED_OVERLAY) != 0; 9394 9395 if ((policyFlags&PackageParser.PARSE_IS_PRIVILEGED) != 0) { 9396 pkg.applicationInfo.privateFlags |= ApplicationInfo.PRIVATE_FLAG_PRIVILEGED; 9397 } 9398 9399 if (!isSystemApp(pkg)) { 9400 // Only system apps can use these features. 9401 pkg.mOriginalPackages = null; 9402 pkg.mRealPackage = null; 9403 pkg.mAdoptPermissions = null; 9404 } 9405 } 9406 9407 /** 9408 * Asserts the parsed package is valid according to the given policy. If the 9409 * package is invalid, for whatever reason, throws {@link PackgeManagerException}. 9410 * <p> 9411 * Implementation detail: This method must NOT have any side effects. It would 9412 * ideally be static, but, it requires locks to read system state. 9413 * 9414 * @throws PackageManagerException If the package fails any of the validation checks 9415 */ 9416 private void assertPackageIsValid(PackageParser.Package pkg, int policyFlags, int scanFlags) 9417 throws PackageManagerException { 9418 if ((policyFlags & PackageParser.PARSE_ENFORCE_CODE) != 0) { 9419 assertCodePolicy(pkg); 9420 } 9421 9422 if (pkg.applicationInfo.getCodePath() == null || 9423 pkg.applicationInfo.getResourcePath() == null) { 9424 // Bail out. The resource and code paths haven't been set. 9425 throw new PackageManagerException(INSTALL_FAILED_INVALID_APK, 9426 "Code and resource paths haven't been set correctly"); 9427 } 9428 9429 // Make sure we're not adding any bogus keyset info 9430 KeySetManagerService ksms = mSettings.mKeySetManagerService; 9431 ksms.assertScannedPackageValid(pkg); 9432 9433 synchronized (mPackages) { 9434 // The special "android" package can only be defined once 9435 if (pkg.packageName.equals("android")) { 9436 if (mAndroidApplication != null) { 9437 Slog.w(TAG, "*************************************************"); 9438 Slog.w(TAG, "Core android package being redefined. Skipping."); 9439 Slog.w(TAG, " codePath=" + pkg.codePath); 9440 Slog.w(TAG, "*************************************************"); 9441 throw new PackageManagerException(INSTALL_FAILED_DUPLICATE_PACKAGE, 9442 "Core android package being redefined. Skipping."); 9443 } 9444 } 9445 9446 // A package name must be unique; don't allow duplicates 9447 if (mPackages.containsKey(pkg.packageName)) { 9448 throw new PackageManagerException(INSTALL_FAILED_DUPLICATE_PACKAGE, 9449 "Application package " + pkg.packageName 9450 + " already installed. Skipping duplicate."); 9451 } 9452 9453 if (pkg.applicationInfo.isStaticSharedLibrary()) { 9454 // Static libs have a synthetic package name containing the version 9455 // but we still want the base name to be unique. 9456 if (mPackages.containsKey(pkg.manifestPackageName)) { 9457 throw new PackageManagerException( 9458 "Duplicate static shared lib provider package"); 9459 } 9460 9461 // Static shared libraries should have at least O target SDK 9462 if (pkg.applicationInfo.targetSdkVersion < Build.VERSION_CODES.O) { 9463 throw new PackageManagerException( 9464 "Packages declaring static-shared libs must target O SDK or higher"); 9465 } 9466 9467 // Package declaring static a shared lib cannot be ephemeral 9468 if (pkg.applicationInfo.isInstantApp()) { 9469 throw new PackageManagerException( 9470 "Packages declaring static-shared libs cannot be ephemeral"); 9471 } 9472 9473 // Package declaring static a shared lib cannot be renamed since the package 9474 // name is synthetic and apps can't code around package manager internals. 9475 if (!ArrayUtils.isEmpty(pkg.mOriginalPackages)) { 9476 throw new PackageManagerException( 9477 "Packages declaring static-shared libs cannot be renamed"); 9478 } 9479 9480 // Package declaring static a shared lib cannot declare child packages 9481 if (!ArrayUtils.isEmpty(pkg.childPackages)) { 9482 throw new PackageManagerException( 9483 "Packages declaring static-shared libs cannot have child packages"); 9484 } 9485 9486 // Package declaring static a shared lib cannot declare dynamic libs 9487 if (!ArrayUtils.isEmpty(pkg.libraryNames)) { 9488 throw new PackageManagerException( 9489 "Packages declaring static-shared libs cannot declare dynamic libs"); 9490 } 9491 9492 // Package declaring static a shared lib cannot declare shared users 9493 if (pkg.mSharedUserId != null) { 9494 throw new PackageManagerException( 9495 "Packages declaring static-shared libs cannot declare shared users"); 9496 } 9497 9498 // Static shared libs cannot declare activities 9499 if (!pkg.activities.isEmpty()) { 9500 throw new PackageManagerException( 9501 "Static shared libs cannot declare activities"); 9502 } 9503 9504 // Static shared libs cannot declare services 9505 if (!pkg.services.isEmpty()) { 9506 throw new PackageManagerException( 9507 "Static shared libs cannot declare services"); 9508 } 9509 9510 // Static shared libs cannot declare providers 9511 if (!pkg.providers.isEmpty()) { 9512 throw new PackageManagerException( 9513 "Static shared libs cannot declare content providers"); 9514 } 9515 9516 // Static shared libs cannot declare receivers 9517 if (!pkg.receivers.isEmpty()) { 9518 throw new PackageManagerException( 9519 "Static shared libs cannot declare broadcast receivers"); 9520 } 9521 9522 // Static shared libs cannot declare permission groups 9523 if (!pkg.permissionGroups.isEmpty()) { 9524 throw new PackageManagerException( 9525 "Static shared libs cannot declare permission groups"); 9526 } 9527 9528 // Static shared libs cannot declare permissions 9529 if (!pkg.permissions.isEmpty()) { 9530 throw new PackageManagerException( 9531 "Static shared libs cannot declare permissions"); 9532 } 9533 9534 // Static shared libs cannot declare protected broadcasts 9535 if (pkg.protectedBroadcasts != null) { 9536 throw new PackageManagerException( 9537 "Static shared libs cannot declare protected broadcasts"); 9538 } 9539 9540 // Static shared libs cannot be overlay targets 9541 if (pkg.mOverlayTarget != null) { 9542 throw new PackageManagerException( 9543 "Static shared libs cannot be overlay targets"); 9544 } 9545 9546 // The version codes must be ordered as lib versions 9547 int minVersionCode = Integer.MIN_VALUE; 9548 int maxVersionCode = Integer.MAX_VALUE; 9549 9550 SparseArray<SharedLibraryEntry> versionedLib = mSharedLibraries.get( 9551 pkg.staticSharedLibName); 9552 if (versionedLib != null) { 9553 final int versionCount = versionedLib.size(); 9554 for (int i = 0; i < versionCount; i++) { 9555 SharedLibraryInfo libInfo = versionedLib.valueAt(i).info; 9556 // TODO: We will change version code to long, so in the new API it is long 9557 final int libVersionCode = (int) libInfo.getDeclaringPackage() 9558 .getVersionCode(); 9559 if (libInfo.getVersion() < pkg.staticSharedLibVersion) { 9560 minVersionCode = Math.max(minVersionCode, libVersionCode + 1); 9561 } else if (libInfo.getVersion() > pkg.staticSharedLibVersion) { 9562 maxVersionCode = Math.min(maxVersionCode, libVersionCode - 1); 9563 } else { 9564 minVersionCode = maxVersionCode = libVersionCode; 9565 break; 9566 } 9567 } 9568 } 9569 if (pkg.mVersionCode < minVersionCode || pkg.mVersionCode > maxVersionCode) { 9570 throw new PackageManagerException("Static shared" 9571 + " lib version codes must be ordered as lib versions"); 9572 } 9573 } 9574 9575 // Only privileged apps and updated privileged apps can add child packages. 9576 if (pkg.childPackages != null && !pkg.childPackages.isEmpty()) { 9577 if ((policyFlags & PARSE_IS_PRIVILEGED) == 0) { 9578 throw new PackageManagerException("Only privileged apps can add child " 9579 + "packages. Ignoring package " + pkg.packageName); 9580 } 9581 final int childCount = pkg.childPackages.size(); 9582 for (int i = 0; i < childCount; i++) { 9583 PackageParser.Package childPkg = pkg.childPackages.get(i); 9584 if (mSettings.hasOtherDisabledSystemPkgWithChildLPr(pkg.packageName, 9585 childPkg.packageName)) { 9586 throw new PackageManagerException("Can't override child of " 9587 + "another disabled app. Ignoring package " + pkg.packageName); 9588 } 9589 } 9590 } 9591 9592 // If we're only installing presumed-existing packages, require that the 9593 // scanned APK is both already known and at the path previously established 9594 // for it. Previously unknown packages we pick up normally, but if we have an 9595 // a priori expectation about this package's install presence, enforce it. 9596 // With a singular exception for new system packages. When an OTA contains 9597 // a new system package, we allow the codepath to change from a system location 9598 // to the user-installed location. If we don't allow this change, any newer, 9599 // user-installed version of the application will be ignored. 9600 if ((scanFlags & SCAN_REQUIRE_KNOWN) != 0) { 9601 if (mExpectingBetter.containsKey(pkg.packageName)) { 9602 logCriticalInfo(Log.WARN, 9603 "Relax SCAN_REQUIRE_KNOWN requirement for package " + pkg.packageName); 9604 } else { 9605 PackageSetting known = mSettings.getPackageLPr(pkg.packageName); 9606 if (known != null) { 9607 if (DEBUG_PACKAGE_SCANNING) { 9608 Log.d(TAG, "Examining " + pkg.codePath 9609 + " and requiring known paths " + known.codePathString 9610 + " & " + known.resourcePathString); 9611 } 9612 if (!pkg.applicationInfo.getCodePath().equals(known.codePathString) 9613 || !pkg.applicationInfo.getResourcePath().equals( 9614 known.resourcePathString)) { 9615 throw new PackageManagerException(INSTALL_FAILED_PACKAGE_CHANGED, 9616 "Application package " + pkg.packageName 9617 + " found at " + pkg.applicationInfo.getCodePath() 9618 + " but expected at " + known.codePathString 9619 + "; ignoring."); 9620 } 9621 } 9622 } 9623 } 9624 9625 // Verify that this new package doesn't have any content providers 9626 // that conflict with existing packages. Only do this if the 9627 // package isn't already installed, since we don't want to break 9628 // things that are installed. 9629 if ((scanFlags & SCAN_NEW_INSTALL) != 0) { 9630 final int N = pkg.providers.size(); 9631 int i; 9632 for (i=0; i<N; i++) { 9633 PackageParser.Provider p = pkg.providers.get(i); 9634 if (p.info.authority != null) { 9635 String names[] = p.info.authority.split(";"); 9636 for (int j = 0; j < names.length; j++) { 9637 if (mProvidersByAuthority.containsKey(names[j])) { 9638 PackageParser.Provider other = mProvidersByAuthority.get(names[j]); 9639 final String otherPackageName = 9640 ((other != null && other.getComponentName() != null) ? 9641 other.getComponentName().getPackageName() : "?"); 9642 throw new PackageManagerException( 9643 INSTALL_FAILED_CONFLICTING_PROVIDER, 9644 "Can't install because provider name " + names[j] 9645 + " (in package " + pkg.applicationInfo.packageName 9646 + ") is already used by " + otherPackageName); 9647 } 9648 } 9649 } 9650 } 9651 } 9652 } 9653 } 9654 9655 private boolean addSharedLibraryLPw(String path, String apk, String name, int version, 9656 int type, String declaringPackageName, int declaringVersionCode) { 9657 SparseArray<SharedLibraryEntry> versionedLib = mSharedLibraries.get(name); 9658 if (versionedLib == null) { 9659 versionedLib = new SparseArray<>(); 9660 mSharedLibraries.put(name, versionedLib); 9661 if (type == SharedLibraryInfo.TYPE_STATIC) { 9662 mStaticLibsByDeclaringPackage.put(declaringPackageName, versionedLib); 9663 } 9664 } else if (versionedLib.indexOfKey(version) >= 0) { 9665 return false; 9666 } 9667 SharedLibraryEntry libEntry = new SharedLibraryEntry(path, apk, name, 9668 version, type, declaringPackageName, declaringVersionCode); 9669 versionedLib.put(version, libEntry); 9670 return true; 9671 } 9672 9673 private boolean removeSharedLibraryLPw(String name, int version) { 9674 SparseArray<SharedLibraryEntry> versionedLib = mSharedLibraries.get(name); 9675 if (versionedLib == null) { 9676 return false; 9677 } 9678 final int libIdx = versionedLib.indexOfKey(version); 9679 if (libIdx < 0) { 9680 return false; 9681 } 9682 SharedLibraryEntry libEntry = versionedLib.valueAt(libIdx); 9683 versionedLib.remove(version); 9684 if (versionedLib.size() <= 0) { 9685 mSharedLibraries.remove(name); 9686 if (libEntry.info.getType() == SharedLibraryInfo.TYPE_STATIC) { 9687 mStaticLibsByDeclaringPackage.remove(libEntry.info.getDeclaringPackage() 9688 .getPackageName()); 9689 } 9690 } 9691 return true; 9692 } 9693 9694 /** 9695 * Adds a scanned package to the system. When this method is finished, the package will 9696 * be available for query, resolution, etc... 9697 */ 9698 private void commitPackageSettings(PackageParser.Package pkg, PackageSetting pkgSetting, 9699 UserHandle user, int scanFlags, boolean chatty) throws PackageManagerException { 9700 final String pkgName = pkg.packageName; 9701 if (mCustomResolverComponentName != null && 9702 mCustomResolverComponentName.getPackageName().equals(pkg.packageName)) { 9703 setUpCustomResolverActivity(pkg); 9704 } 9705 9706 if (pkg.packageName.equals("android")) { 9707 synchronized (mPackages) { 9708 if ((scanFlags & SCAN_CHECK_ONLY) == 0) { 9709 // Set up information for our fall-back user intent resolution activity. 9710 mPlatformPackage = pkg; 9711 pkg.mVersionCode = mSdkVersion; 9712 mAndroidApplication = pkg.applicationInfo; 9713 9714 if (!mResolverReplaced) { 9715 mResolveActivity.applicationInfo = mAndroidApplication; 9716 mResolveActivity.name = ResolverActivity.class.getName(); 9717 mResolveActivity.packageName = mAndroidApplication.packageName; 9718 mResolveActivity.processName = "system:ui"; 9719 mResolveActivity.launchMode = ActivityInfo.LAUNCH_MULTIPLE; 9720 mResolveActivity.documentLaunchMode = ActivityInfo.DOCUMENT_LAUNCH_NEVER; 9721 mResolveActivity.flags = ActivityInfo.FLAG_EXCLUDE_FROM_RECENTS; 9722 mResolveActivity.theme = R.style.Theme_Material_Dialog_Alert; 9723 mResolveActivity.exported = true; 9724 mResolveActivity.enabled = true; 9725 mResolveActivity.resizeMode = ActivityInfo.RESIZE_MODE_RESIZEABLE; 9726 mResolveActivity.configChanges = ActivityInfo.CONFIG_SCREEN_SIZE 9727 | ActivityInfo.CONFIG_SMALLEST_SCREEN_SIZE 9728 | ActivityInfo.CONFIG_SCREEN_LAYOUT 9729 | ActivityInfo.CONFIG_ORIENTATION 9730 | ActivityInfo.CONFIG_KEYBOARD 9731 | ActivityInfo.CONFIG_KEYBOARD_HIDDEN; 9732 mResolveInfo.activityInfo = mResolveActivity; 9733 mResolveInfo.priority = 0; 9734 mResolveInfo.preferredOrder = 0; 9735 mResolveInfo.match = 0; 9736 mResolveComponentName = new ComponentName( 9737 mAndroidApplication.packageName, mResolveActivity.name); 9738 } 9739 } 9740 } 9741 } 9742 9743 ArrayList<PackageParser.Package> clientLibPkgs = null; 9744 // writer 9745 synchronized (mPackages) { 9746 boolean hasStaticSharedLibs = false; 9747 9748 // Any app can add new static shared libraries 9749 if (pkg.staticSharedLibName != null) { 9750 // Static shared libs don't allow renaming as they have synthetic package 9751 // names to allow install of multiple versions, so use name from manifest. 9752 if (addSharedLibraryLPw(null, pkg.packageName, pkg.staticSharedLibName, 9753 pkg.staticSharedLibVersion, SharedLibraryInfo.TYPE_STATIC, 9754 pkg.manifestPackageName, pkg.mVersionCode)) { 9755 hasStaticSharedLibs = true; 9756 } else { 9757 Slog.w(TAG, "Package " + pkg.packageName + " library " 9758 + pkg.staticSharedLibName + " already exists; skipping"); 9759 } 9760 // Static shared libs cannot be updated once installed since they 9761 // use synthetic package name which includes the version code, so 9762 // not need to update other packages's shared lib dependencies. 9763 } 9764 9765 if (!hasStaticSharedLibs 9766 && (pkg.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) != 0) { 9767 // Only system apps can add new dynamic shared libraries. 9768 if (pkg.libraryNames != null) { 9769 for (int i = 0; i < pkg.libraryNames.size(); i++) { 9770 String name = pkg.libraryNames.get(i); 9771 boolean allowed = false; 9772 if (pkg.isUpdatedSystemApp()) { 9773 // New library entries can only be added through the 9774 // system image. This is important to get rid of a lot 9775 // of nasty edge cases: for example if we allowed a non- 9776 // system update of the app to add a library, then uninstalling 9777 // the update would make the library go away, and assumptions 9778 // we made such as through app install filtering would now 9779 // have allowed apps on the device which aren't compatible 9780 // with it. Better to just have the restriction here, be 9781 // conservative, and create many fewer cases that can negatively 9782 // impact the user experience. 9783 final PackageSetting sysPs = mSettings 9784 .getDisabledSystemPkgLPr(pkg.packageName); 9785 if (sysPs.pkg != null && sysPs.pkg.libraryNames != null) { 9786 for (int j = 0; j < sysPs.pkg.libraryNames.size(); j++) { 9787 if (name.equals(sysPs.pkg.libraryNames.get(j))) { 9788 allowed = true; 9789 break; 9790 } 9791 } 9792 } 9793 } else { 9794 allowed = true; 9795 } 9796 if (allowed) { 9797 if (!addSharedLibraryLPw(null, pkg.packageName, name, 9798 SharedLibraryInfo.VERSION_UNDEFINED, 9799 SharedLibraryInfo.TYPE_DYNAMIC, 9800 pkg.packageName, pkg.mVersionCode)) { 9801 Slog.w(TAG, "Package " + pkg.packageName + " library " 9802 + name + " already exists; skipping"); 9803 } 9804 } else { 9805 Slog.w(TAG, "Package " + pkg.packageName + " declares lib " 9806 + name + " that is not declared on system image; skipping"); 9807 } 9808 } 9809 9810 if ((scanFlags & SCAN_BOOTING) == 0) { 9811 // If we are not booting, we need to update any applications 9812 // that are clients of our shared library. If we are booting, 9813 // this will all be done once the scan is complete. 9814 clientLibPkgs = updateAllSharedLibrariesLPw(pkg); 9815 } 9816 } 9817 } 9818 } 9819 9820 if ((scanFlags & SCAN_BOOTING) != 0) { 9821 // No apps can run during boot scan, so they don't need to be frozen 9822 } else if ((scanFlags & SCAN_DONT_KILL_APP) != 0) { 9823 // Caller asked to not kill app, so it's probably not frozen 9824 } else if ((scanFlags & SCAN_IGNORE_FROZEN) != 0) { 9825 // Caller asked us to ignore frozen check for some reason; they 9826 // probably didn't know the package name 9827 } else { 9828 // We're doing major surgery on this package, so it better be frozen 9829 // right now to keep it from launching 9830 checkPackageFrozen(pkgName); 9831 } 9832 9833 // Also need to kill any apps that are dependent on the library. 9834 if (clientLibPkgs != null) { 9835 for (int i=0; i<clientLibPkgs.size(); i++) { 9836 PackageParser.Package clientPkg = clientLibPkgs.get(i); 9837 killApplication(clientPkg.applicationInfo.packageName, 9838 clientPkg.applicationInfo.uid, "update lib"); 9839 } 9840 } 9841 9842 // writer 9843 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "updateSettings"); 9844 9845 boolean createIdmapFailed = false; 9846 synchronized (mPackages) { 9847 // We don't expect installation to fail beyond this point 9848 9849 if (pkgSetting.pkg != null) { 9850 // Note that |user| might be null during the initial boot scan. If a codePath 9851 // for an app has changed during a boot scan, it's due to an app update that's 9852 // part of the system partition and marker changes must be applied to all users. 9853 final int userId = ((user != null) ? user : UserHandle.ALL).getIdentifier(); 9854 final int[] userIds = resolveUserIds(userId); 9855 maybeRenameForeignDexMarkers(pkgSetting.pkg, pkg, userIds); 9856 } 9857 9858 // Add the new setting to mSettings 9859 mSettings.insertPackageSettingLPw(pkgSetting, pkg); 9860 // Add the new setting to mPackages 9861 mPackages.put(pkg.applicationInfo.packageName, pkg); 9862 // Make sure we don't accidentally delete its data. 9863 final Iterator<PackageCleanItem> iter = mSettings.mPackagesToBeCleaned.iterator(); 9864 while (iter.hasNext()) { 9865 PackageCleanItem item = iter.next(); 9866 if (pkgName.equals(item.packageName)) { 9867 iter.remove(); 9868 } 9869 } 9870 9871 // Add the package's KeySets to the global KeySetManagerService 9872 KeySetManagerService ksms = mSettings.mKeySetManagerService; 9873 ksms.addScannedPackageLPw(pkg); 9874 9875 int N = pkg.providers.size(); 9876 StringBuilder r = null; 9877 int i; 9878 for (i=0; i<N; i++) { 9879 PackageParser.Provider p = pkg.providers.get(i); 9880 p.info.processName = fixProcessName(pkg.applicationInfo.processName, 9881 p.info.processName); 9882 mProviders.addProvider(p); 9883 p.syncable = p.info.isSyncable; 9884 if (p.info.authority != null) { 9885 String names[] = p.info.authority.split(";"); 9886 p.info.authority = null; 9887 for (int j = 0; j < names.length; j++) { 9888 if (j == 1 && p.syncable) { 9889 // We only want the first authority for a provider to possibly be 9890 // syncable, so if we already added this provider using a different 9891 // authority clear the syncable flag. We copy the provider before 9892 // changing it because the mProviders object contains a reference 9893 // to a provider that we don't want to change. 9894 // Only do this for the second authority since the resulting provider 9895 // object can be the same for all future authorities for this provider. 9896 p = new PackageParser.Provider(p); 9897 p.syncable = false; 9898 } 9899 if (!mProvidersByAuthority.containsKey(names[j])) { 9900 mProvidersByAuthority.put(names[j], p); 9901 if (p.info.authority == null) { 9902 p.info.authority = names[j]; 9903 } else { 9904 p.info.authority = p.info.authority + ";" + names[j]; 9905 } 9906 if (DEBUG_PACKAGE_SCANNING) { 9907 if (chatty) 9908 Log.d(TAG, "Registered content provider: " + names[j] 9909 + ", className = " + p.info.name + ", isSyncable = " 9910 + p.info.isSyncable); 9911 } 9912 } else { 9913 PackageParser.Provider other = mProvidersByAuthority.get(names[j]); 9914 Slog.w(TAG, "Skipping provider name " + names[j] + 9915 " (in package " + pkg.applicationInfo.packageName + 9916 "): name already used by " 9917 + ((other != null && other.getComponentName() != null) 9918 ? other.getComponentName().getPackageName() : "?")); 9919 } 9920 } 9921 } 9922 if (chatty) { 9923 if (r == null) { 9924 r = new StringBuilder(256); 9925 } else { 9926 r.append(' '); 9927 } 9928 r.append(p.info.name); 9929 } 9930 } 9931 if (r != null) { 9932 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Providers: " + r); 9933 } 9934 9935 N = pkg.services.size(); 9936 r = null; 9937 for (i=0; i<N; i++) { 9938 PackageParser.Service s = pkg.services.get(i); 9939 s.info.processName = fixProcessName(pkg.applicationInfo.processName, 9940 s.info.processName); 9941 mServices.addService(s); 9942 if (chatty) { 9943 if (r == null) { 9944 r = new StringBuilder(256); 9945 } else { 9946 r.append(' '); 9947 } 9948 r.append(s.info.name); 9949 } 9950 } 9951 if (r != null) { 9952 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Services: " + r); 9953 } 9954 9955 N = pkg.receivers.size(); 9956 r = null; 9957 for (i=0; i<N; i++) { 9958 PackageParser.Activity a = pkg.receivers.get(i); 9959 a.info.processName = fixProcessName(pkg.applicationInfo.processName, 9960 a.info.processName); 9961 mReceivers.addActivity(a, "receiver"); 9962 if (chatty) { 9963 if (r == null) { 9964 r = new StringBuilder(256); 9965 } else { 9966 r.append(' '); 9967 } 9968 r.append(a.info.name); 9969 } 9970 } 9971 if (r != null) { 9972 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Receivers: " + r); 9973 } 9974 9975 N = pkg.activities.size(); 9976 r = null; 9977 for (i=0; i<N; i++) { 9978 PackageParser.Activity a = pkg.activities.get(i); 9979 a.info.processName = fixProcessName(pkg.applicationInfo.processName, 9980 a.info.processName); 9981 mActivities.addActivity(a, "activity"); 9982 if (chatty) { 9983 if (r == null) { 9984 r = new StringBuilder(256); 9985 } else { 9986 r.append(' '); 9987 } 9988 r.append(a.info.name); 9989 } 9990 } 9991 if (r != null) { 9992 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Activities: " + r); 9993 } 9994 9995 N = pkg.permissionGroups.size(); 9996 r = null; 9997 for (i=0; i<N; i++) { 9998 PackageParser.PermissionGroup pg = pkg.permissionGroups.get(i); 9999 PackageParser.PermissionGroup cur = mPermissionGroups.get(pg.info.name); 10000 final String curPackageName = cur == null ? null : cur.info.packageName; 10001 // Dont allow ephemeral apps to define new permission groups. 10002 if (pkg.applicationInfo.isInstantApp()) { 10003 Slog.w(TAG, "Permission group " + pg.info.name + " from package " 10004 + pg.info.packageName 10005 + " ignored: ephemeral apps cannot define new permission groups."); 10006 continue; 10007 } 10008 final boolean isPackageUpdate = pg.info.packageName.equals(curPackageName); 10009 if (cur == null || isPackageUpdate) { 10010 mPermissionGroups.put(pg.info.name, pg); 10011 if (chatty) { 10012 if (r == null) { 10013 r = new StringBuilder(256); 10014 } else { 10015 r.append(' '); 10016 } 10017 if (isPackageUpdate) { 10018 r.append("UPD:"); 10019 } 10020 r.append(pg.info.name); 10021 } 10022 } else { 10023 Slog.w(TAG, "Permission group " + pg.info.name + " from package " 10024 + pg.info.packageName + " ignored: original from " 10025 + cur.info.packageName); 10026 if (chatty) { 10027 if (r == null) { 10028 r = new StringBuilder(256); 10029 } else { 10030 r.append(' '); 10031 } 10032 r.append("DUP:"); 10033 r.append(pg.info.name); 10034 } 10035 } 10036 } 10037 if (r != null) { 10038 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Permission Groups: " + r); 10039 } 10040 10041 N = pkg.permissions.size(); 10042 r = null; 10043 for (i=0; i<N; i++) { 10044 PackageParser.Permission p = pkg.permissions.get(i); 10045 10046 // Dont allow ephemeral apps to define new permissions. 10047 if (pkg.applicationInfo.isInstantApp()) { 10048 Slog.w(TAG, "Permission " + p.info.name + " from package " 10049 + p.info.packageName 10050 + " ignored: ephemeral apps cannot define new permissions."); 10051 continue; 10052 } 10053 10054 // Assume by default that we did not install this permission into the system. 10055 p.info.flags &= ~PermissionInfo.FLAG_INSTALLED; 10056 10057 // Now that permission groups have a special meaning, we ignore permission 10058 // groups for legacy apps to prevent unexpected behavior. In particular, 10059 // permissions for one app being granted to someone just becase they happen 10060 // to be in a group defined by another app (before this had no implications). 10061 if (pkg.applicationInfo.targetSdkVersion > Build.VERSION_CODES.LOLLIPOP_MR1) { 10062 p.group = mPermissionGroups.get(p.info.group); 10063 // Warn for a permission in an unknown group. 10064 if (p.info.group != null && p.group == null) { 10065 Slog.w(TAG, "Permission " + p.info.name + " from package " 10066 + p.info.packageName + " in an unknown group " + p.info.group); 10067 } 10068 } 10069 10070 ArrayMap<String, BasePermission> permissionMap = 10071 p.tree ? mSettings.mPermissionTrees 10072 : mSettings.mPermissions; 10073 BasePermission bp = permissionMap.get(p.info.name); 10074 10075 // Allow system apps to redefine non-system permissions 10076 if (bp != null && !Objects.equals(bp.sourcePackage, p.info.packageName)) { 10077 final boolean currentOwnerIsSystem = (bp.perm != null 10078 && isSystemApp(bp.perm.owner)); 10079 if (isSystemApp(p.owner)) { 10080 if (bp.type == BasePermission.TYPE_BUILTIN && bp.perm == null) { 10081 // It's a built-in permission and no owner, take ownership now 10082 bp.packageSetting = pkgSetting; 10083 bp.perm = p; 10084 bp.uid = pkg.applicationInfo.uid; 10085 bp.sourcePackage = p.info.packageName; 10086 p.info.flags |= PermissionInfo.FLAG_INSTALLED; 10087 } else if (!currentOwnerIsSystem) { 10088 String msg = "New decl " + p.owner + " of permission " 10089 + p.info.name + " is system; overriding " + bp.sourcePackage; 10090 reportSettingsProblem(Log.WARN, msg); 10091 bp = null; 10092 } 10093 } 10094 } 10095 10096 if (bp == null) { 10097 bp = new BasePermission(p.info.name, p.info.packageName, 10098 BasePermission.TYPE_NORMAL); 10099 permissionMap.put(p.info.name, bp); 10100 } 10101 10102 if (bp.perm == null) { 10103 if (bp.sourcePackage == null 10104 || bp.sourcePackage.equals(p.info.packageName)) { 10105 BasePermission tree = findPermissionTreeLP(p.info.name); 10106 if (tree == null 10107 || tree.sourcePackage.equals(p.info.packageName)) { 10108 bp.packageSetting = pkgSetting; 10109 bp.perm = p; 10110 bp.uid = pkg.applicationInfo.uid; 10111 bp.sourcePackage = p.info.packageName; 10112 p.info.flags |= PermissionInfo.FLAG_INSTALLED; 10113 if (chatty) { 10114 if (r == null) { 10115 r = new StringBuilder(256); 10116 } else { 10117 r.append(' '); 10118 } 10119 r.append(p.info.name); 10120 } 10121 } else { 10122 Slog.w(TAG, "Permission " + p.info.name + " from package " 10123 + p.info.packageName + " ignored: base tree " 10124 + tree.name + " is from package " 10125 + tree.sourcePackage); 10126 } 10127 } else { 10128 Slog.w(TAG, "Permission " + p.info.name + " from package " 10129 + p.info.packageName + " ignored: original from " 10130 + bp.sourcePackage); 10131 } 10132 } else if (chatty) { 10133 if (r == null) { 10134 r = new StringBuilder(256); 10135 } else { 10136 r.append(' '); 10137 } 10138 r.append("DUP:"); 10139 r.append(p.info.name); 10140 } 10141 if (bp.perm == p) { 10142 bp.protectionLevel = p.info.protectionLevel; 10143 } 10144 } 10145 10146 if (r != null) { 10147 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Permissions: " + r); 10148 } 10149 10150 N = pkg.instrumentation.size(); 10151 r = null; 10152 for (i=0; i<N; i++) { 10153 PackageParser.Instrumentation a = pkg.instrumentation.get(i); 10154 a.info.packageName = pkg.applicationInfo.packageName; 10155 a.info.sourceDir = pkg.applicationInfo.sourceDir; 10156 a.info.publicSourceDir = pkg.applicationInfo.publicSourceDir; 10157 a.info.splitNames = pkg.splitNames; 10158 a.info.splitSourceDirs = pkg.applicationInfo.splitSourceDirs; 10159 a.info.splitPublicSourceDirs = pkg.applicationInfo.splitPublicSourceDirs; 10160 a.info.splitDependencies = pkg.applicationInfo.splitDependencies; 10161 a.info.dataDir = pkg.applicationInfo.dataDir; 10162 a.info.deviceProtectedDataDir = pkg.applicationInfo.deviceProtectedDataDir; 10163 a.info.credentialProtectedDataDir = pkg.applicationInfo.credentialProtectedDataDir; 10164 a.info.nativeLibraryDir = pkg.applicationInfo.nativeLibraryDir; 10165 a.info.secondaryNativeLibraryDir = pkg.applicationInfo.secondaryNativeLibraryDir; 10166 mInstrumentation.put(a.getComponentName(), a); 10167 if (chatty) { 10168 if (r == null) { 10169 r = new StringBuilder(256); 10170 } else { 10171 r.append(' '); 10172 } 10173 r.append(a.info.name); 10174 } 10175 } 10176 if (r != null) { 10177 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Instrumentation: " + r); 10178 } 10179 10180 if (pkg.protectedBroadcasts != null) { 10181 N = pkg.protectedBroadcasts.size(); 10182 for (i=0; i<N; i++) { 10183 mProtectedBroadcasts.add(pkg.protectedBroadcasts.get(i)); 10184 } 10185 } 10186 10187 // Create idmap files for pairs of (packages, overlay packages). 10188 // Note: "android", ie framework-res.apk, is handled by native layers. 10189 if (pkg.mOverlayTarget != null) { 10190 // This is an overlay package. 10191 if (pkg.mOverlayTarget != null && !pkg.mOverlayTarget.equals("android")) { 10192 if (!mOverlays.containsKey(pkg.mOverlayTarget)) { 10193 mOverlays.put(pkg.mOverlayTarget, 10194 new ArrayMap<String, PackageParser.Package>()); 10195 } 10196 ArrayMap<String, PackageParser.Package> map = mOverlays.get(pkg.mOverlayTarget); 10197 map.put(pkg.packageName, pkg); 10198 PackageParser.Package orig = mPackages.get(pkg.mOverlayTarget); 10199 if (orig != null && !createIdmapForPackagePairLI(orig, pkg)) { 10200 createIdmapFailed = true; 10201 } 10202 } 10203 } else if (mOverlays.containsKey(pkg.packageName) && 10204 !pkg.packageName.equals("android")) { 10205 // This is a regular package, with one or more known overlay packages. 10206 createIdmapsForPackageLI(pkg); 10207 } 10208 } 10209 10210 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 10211 10212 if (createIdmapFailed) { 10213 throw new PackageManagerException(INSTALL_FAILED_UPDATE_INCOMPATIBLE, 10214 "scanPackageLI failed to createIdmap"); 10215 } 10216 } 10217 10218 private static void maybeRenameForeignDexMarkers(PackageParser.Package existing, 10219 PackageParser.Package update, int[] userIds) { 10220 if (existing.applicationInfo == null || update.applicationInfo == null) { 10221 // This isn't due to an app installation. 10222 return; 10223 } 10224 10225 final File oldCodePath = new File(existing.applicationInfo.getCodePath()); 10226 final File newCodePath = new File(update.applicationInfo.getCodePath()); 10227 10228 // The codePath hasn't changed, so there's nothing for us to do. 10229 if (Objects.equals(oldCodePath, newCodePath)) { 10230 return; 10231 } 10232 10233 File canonicalNewCodePath; 10234 try { 10235 canonicalNewCodePath = new File(PackageManagerServiceUtils.realpath(newCodePath)); 10236 } catch (IOException e) { 10237 Slog.w(TAG, "Failed to get canonical path.", e); 10238 return; 10239 } 10240 10241 // This is a bit of a hack. The oldCodePath doesn't exist at this point (because 10242 // we've already renamed / deleted it) so we cannot call realpath on it. Here we assume 10243 // that the last component of the path (i.e, the name) doesn't need canonicalization 10244 // (i.e, that it isn't ".", ".." or a symbolic link). This is a valid assumption for now 10245 // but may change in the future. Hopefully this function won't exist at that point. 10246 final File canonicalOldCodePath = new File(canonicalNewCodePath.getParentFile(), 10247 oldCodePath.getName()); 10248 10249 // Calculate the prefixes of the markers. These are just the paths with "/" replaced 10250 // with "@". 10251 String oldMarkerPrefix = canonicalOldCodePath.getAbsolutePath().replace('/', '@'); 10252 if (!oldMarkerPrefix.endsWith("@")) { 10253 oldMarkerPrefix += "@"; 10254 } 10255 String newMarkerPrefix = canonicalNewCodePath.getAbsolutePath().replace('/', '@'); 10256 if (!newMarkerPrefix.endsWith("@")) { 10257 newMarkerPrefix += "@"; 10258 } 10259 10260 List<String> updatedPaths = update.getAllCodePathsExcludingResourceOnly(); 10261 List<String> markerSuffixes = new ArrayList<String>(updatedPaths.size()); 10262 for (String updatedPath : updatedPaths) { 10263 String updatedPathName = new File(updatedPath).getName(); 10264 markerSuffixes.add(updatedPathName.replace('/', '@')); 10265 } 10266 10267 for (int userId : userIds) { 10268 File profileDir = Environment.getDataProfilesDeForeignDexDirectory(userId); 10269 10270 for (String markerSuffix : markerSuffixes) { 10271 File oldForeignUseMark = new File(profileDir, oldMarkerPrefix + markerSuffix); 10272 File newForeignUseMark = new File(profileDir, newMarkerPrefix + markerSuffix); 10273 if (oldForeignUseMark.exists()) { 10274 try { 10275 Os.rename(oldForeignUseMark.getAbsolutePath(), 10276 newForeignUseMark.getAbsolutePath()); 10277 } catch (ErrnoException e) { 10278 Slog.w(TAG, "Failed to rename foreign use marker", e); 10279 oldForeignUseMark.delete(); 10280 } 10281 } 10282 } 10283 } 10284 } 10285 10286 /** 10287 * Derive the ABI of a non-system package located at {@code scanFile}. This information 10288 * is derived purely on the basis of the contents of {@code scanFile} and 10289 * {@code cpuAbiOverride}. 10290 * 10291 * If {@code extractLibs} is true, native libraries are extracted from the app if required. 10292 */ 10293 private static void derivePackageAbi(PackageParser.Package pkg, File scanFile, 10294 String cpuAbiOverride, boolean extractLibs, 10295 File appLib32InstallDir) 10296 throws PackageManagerException { 10297 // Give ourselves some initial paths; we'll come back for another 10298 // pass once we've determined ABI below. 10299 setNativeLibraryPaths(pkg, appLib32InstallDir); 10300 10301 // We would never need to extract libs for forward-locked and external packages, 10302 // since the container service will do it for us. We shouldn't attempt to 10303 // extract libs from system app when it was not updated. 10304 if (pkg.isForwardLocked() || pkg.applicationInfo.isExternalAsec() || 10305 (isSystemApp(pkg) && !pkg.isUpdatedSystemApp())) { 10306 extractLibs = false; 10307 } 10308 10309 final String nativeLibraryRootStr = pkg.applicationInfo.nativeLibraryRootDir; 10310 final boolean useIsaSpecificSubdirs = pkg.applicationInfo.nativeLibraryRootRequiresIsa; 10311 10312 NativeLibraryHelper.Handle handle = null; 10313 try { 10314 handle = NativeLibraryHelper.Handle.create(pkg); 10315 // TODO(multiArch): This can be null for apps that didn't go through the 10316 // usual installation process. We can calculate it again, like we 10317 // do during install time. 10318 // 10319 // TODO(multiArch): Why do we need to rescan ASEC apps again ? It seems totally 10320 // unnecessary. 10321 final File nativeLibraryRoot = new File(nativeLibraryRootStr); 10322 10323 // Null out the abis so that they can be recalculated. 10324 pkg.applicationInfo.primaryCpuAbi = null; 10325 pkg.applicationInfo.secondaryCpuAbi = null; 10326 if (isMultiArch(pkg.applicationInfo)) { 10327 // Warn if we've set an abiOverride for multi-lib packages.. 10328 // By definition, we need to copy both 32 and 64 bit libraries for 10329 // such packages. 10330 if (pkg.cpuAbiOverride != null 10331 && !NativeLibraryHelper.CLEAR_ABI_OVERRIDE.equals(pkg.cpuAbiOverride)) { 10332 Slog.w(TAG, "Ignoring abiOverride for multi arch application."); 10333 } 10334 10335 int abi32 = PackageManager.NO_NATIVE_LIBRARIES; 10336 int abi64 = PackageManager.NO_NATIVE_LIBRARIES; 10337 if (Build.SUPPORTED_32_BIT_ABIS.length > 0) { 10338 if (extractLibs) { 10339 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "copyNativeBinaries"); 10340 abi32 = NativeLibraryHelper.copyNativeBinariesForSupportedAbi(handle, 10341 nativeLibraryRoot, Build.SUPPORTED_32_BIT_ABIS, 10342 useIsaSpecificSubdirs); 10343 } else { 10344 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "findSupportedAbi"); 10345 abi32 = NativeLibraryHelper.findSupportedAbi(handle, Build.SUPPORTED_32_BIT_ABIS); 10346 } 10347 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 10348 } 10349 10350 maybeThrowExceptionForMultiArchCopy( 10351 "Error unpackaging 32 bit native libs for multiarch app.", abi32); 10352 10353 if (Build.SUPPORTED_64_BIT_ABIS.length > 0) { 10354 if (extractLibs) { 10355 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "copyNativeBinaries"); 10356 abi64 = NativeLibraryHelper.copyNativeBinariesForSupportedAbi(handle, 10357 nativeLibraryRoot, Build.SUPPORTED_64_BIT_ABIS, 10358 useIsaSpecificSubdirs); 10359 } else { 10360 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "findSupportedAbi"); 10361 abi64 = NativeLibraryHelper.findSupportedAbi(handle, Build.SUPPORTED_64_BIT_ABIS); 10362 } 10363 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 10364 } 10365 10366 maybeThrowExceptionForMultiArchCopy( 10367 "Error unpackaging 64 bit native libs for multiarch app.", abi64); 10368 10369 if (abi64 >= 0) { 10370 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[abi64]; 10371 } 10372 10373 if (abi32 >= 0) { 10374 final String abi = Build.SUPPORTED_32_BIT_ABIS[abi32]; 10375 if (abi64 >= 0) { 10376 if (pkg.use32bitAbi) { 10377 pkg.applicationInfo.secondaryCpuAbi = pkg.applicationInfo.primaryCpuAbi; 10378 pkg.applicationInfo.primaryCpuAbi = abi; 10379 } else { 10380 pkg.applicationInfo.secondaryCpuAbi = abi; 10381 } 10382 } else { 10383 pkg.applicationInfo.primaryCpuAbi = abi; 10384 } 10385 } 10386 10387 } else { 10388 String[] abiList = (cpuAbiOverride != null) ? 10389 new String[] { cpuAbiOverride } : Build.SUPPORTED_ABIS; 10390 10391 // Enable gross and lame hacks for apps that are built with old 10392 // SDK tools. We must scan their APKs for renderscript bitcode and 10393 // not launch them if it's present. Don't bother checking on devices 10394 // that don't have 64 bit support. 10395 boolean needsRenderScriptOverride = false; 10396 if (Build.SUPPORTED_64_BIT_ABIS.length > 0 && cpuAbiOverride == null && 10397 NativeLibraryHelper.hasRenderscriptBitcode(handle)) { 10398 abiList = Build.SUPPORTED_32_BIT_ABIS; 10399 needsRenderScriptOverride = true; 10400 } 10401 10402 final int copyRet; 10403 if (extractLibs) { 10404 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "copyNativeBinaries"); 10405 copyRet = NativeLibraryHelper.copyNativeBinariesForSupportedAbi(handle, 10406 nativeLibraryRoot, abiList, useIsaSpecificSubdirs); 10407 } else { 10408 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "findSupportedAbi"); 10409 copyRet = NativeLibraryHelper.findSupportedAbi(handle, abiList); 10410 } 10411 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 10412 10413 if (copyRet < 0 && copyRet != PackageManager.NO_NATIVE_LIBRARIES) { 10414 throw new PackageManagerException(INSTALL_FAILED_INTERNAL_ERROR, 10415 "Error unpackaging native libs for app, errorCode=" + copyRet); 10416 } 10417 10418 if (copyRet >= 0) { 10419 pkg.applicationInfo.primaryCpuAbi = abiList[copyRet]; 10420 } else if (copyRet == PackageManager.NO_NATIVE_LIBRARIES && cpuAbiOverride != null) { 10421 pkg.applicationInfo.primaryCpuAbi = cpuAbiOverride; 10422 } else if (needsRenderScriptOverride) { 10423 pkg.applicationInfo.primaryCpuAbi = abiList[0]; 10424 } 10425 } 10426 } catch (IOException ioe) { 10427 Slog.e(TAG, "Unable to get canonical file " + ioe.toString()); 10428 } finally { 10429 IoUtils.closeQuietly(handle); 10430 } 10431 10432 // Now that we've calculated the ABIs and determined if it's an internal app, 10433 // we will go ahead and populate the nativeLibraryPath. 10434 setNativeLibraryPaths(pkg, appLib32InstallDir); 10435 } 10436 10437 /** 10438 * Adjusts ABIs for a set of packages belonging to a shared user so that they all match. 10439 * i.e, so that all packages can be run inside a single process if required. 10440 * 10441 * Optionally, callers can pass in a parsed package via {@code newPackage} in which case 10442 * this function will either try and make the ABI for all packages in {@code packagesForUser} 10443 * match {@code scannedPackage} or will update the ABI of {@code scannedPackage} to match 10444 * the ABI selected for {@code packagesForUser}. This variant is used when installing or 10445 * updating a package that belongs to a shared user. 10446 * 10447 * NOTE: We currently only match for the primary CPU abi string. Matching the secondary 10448 * adds unnecessary complexity. 10449 */ 10450 private void adjustCpuAbisForSharedUserLPw(Set<PackageSetting> packagesForUser, 10451 PackageParser.Package scannedPackage) { 10452 String requiredInstructionSet = null; 10453 if (scannedPackage != null && scannedPackage.applicationInfo.primaryCpuAbi != null) { 10454 requiredInstructionSet = VMRuntime.getInstructionSet( 10455 scannedPackage.applicationInfo.primaryCpuAbi); 10456 } 10457 10458 PackageSetting requirer = null; 10459 for (PackageSetting ps : packagesForUser) { 10460 // If packagesForUser contains scannedPackage, we skip it. This will happen 10461 // when scannedPackage is an update of an existing package. Without this check, 10462 // we will never be able to change the ABI of any package belonging to a shared 10463 // user, even if it's compatible with other packages. 10464 if (scannedPackage == null || !scannedPackage.packageName.equals(ps.name)) { 10465 if (ps.primaryCpuAbiString == null) { 10466 continue; 10467 } 10468 10469 final String instructionSet = VMRuntime.getInstructionSet(ps.primaryCpuAbiString); 10470 if (requiredInstructionSet != null && !instructionSet.equals(requiredInstructionSet)) { 10471 // We have a mismatch between instruction sets (say arm vs arm64) warn about 10472 // this but there's not much we can do. 10473 String errorMessage = "Instruction set mismatch, " 10474 + ((requirer == null) ? "[caller]" : requirer) 10475 + " requires " + requiredInstructionSet + " whereas " + ps 10476 + " requires " + instructionSet; 10477 Slog.w(TAG, errorMessage); 10478 } 10479 10480 if (requiredInstructionSet == null) { 10481 requiredInstructionSet = instructionSet; 10482 requirer = ps; 10483 } 10484 } 10485 } 10486 10487 if (requiredInstructionSet != null) { 10488 String adjustedAbi; 10489 if (requirer != null) { 10490 // requirer != null implies that either scannedPackage was null or that scannedPackage 10491 // did not require an ABI, in which case we have to adjust scannedPackage to match 10492 // the ABI of the set (which is the same as requirer's ABI) 10493 adjustedAbi = requirer.primaryCpuAbiString; 10494 if (scannedPackage != null) { 10495 scannedPackage.applicationInfo.primaryCpuAbi = adjustedAbi; 10496 } 10497 } else { 10498 // requirer == null implies that we're updating all ABIs in the set to 10499 // match scannedPackage. 10500 adjustedAbi = scannedPackage.applicationInfo.primaryCpuAbi; 10501 } 10502 10503 for (PackageSetting ps : packagesForUser) { 10504 if (scannedPackage == null || !scannedPackage.packageName.equals(ps.name)) { 10505 if (ps.primaryCpuAbiString != null) { 10506 continue; 10507 } 10508 10509 ps.primaryCpuAbiString = adjustedAbi; 10510 if (ps.pkg != null && ps.pkg.applicationInfo != null && 10511 !TextUtils.equals(adjustedAbi, ps.pkg.applicationInfo.primaryCpuAbi)) { 10512 ps.pkg.applicationInfo.primaryCpuAbi = adjustedAbi; 10513 Slog.i(TAG, "Adjusting ABI for " + ps.name + " to " + adjustedAbi 10514 + " (requirer=" 10515 + (requirer == null ? "null" : requirer.pkg.packageName) 10516 + ", scannedPackage=" 10517 + (scannedPackage != null ? scannedPackage.packageName : "null") 10518 + ")"); 10519 try { 10520 mInstaller.rmdex(ps.codePathString, 10521 getDexCodeInstructionSet(getPreferredInstructionSet())); 10522 } catch (InstallerException ignored) { 10523 } 10524 } 10525 } 10526 } 10527 } 10528 } 10529 10530 private void setUpCustomResolverActivity(PackageParser.Package pkg) { 10531 synchronized (mPackages) { 10532 mResolverReplaced = true; 10533 // Set up information for custom user intent resolution activity. 10534 mResolveActivity.applicationInfo = pkg.applicationInfo; 10535 mResolveActivity.name = mCustomResolverComponentName.getClassName(); 10536 mResolveActivity.packageName = pkg.applicationInfo.packageName; 10537 mResolveActivity.processName = pkg.applicationInfo.packageName; 10538 mResolveActivity.launchMode = ActivityInfo.LAUNCH_MULTIPLE; 10539 mResolveActivity.flags = ActivityInfo.FLAG_EXCLUDE_FROM_RECENTS | 10540 ActivityInfo.FLAG_FINISH_ON_CLOSE_SYSTEM_DIALOGS; 10541 mResolveActivity.theme = 0; 10542 mResolveActivity.exported = true; 10543 mResolveActivity.enabled = true; 10544 mResolveInfo.activityInfo = mResolveActivity; 10545 mResolveInfo.priority = 0; 10546 mResolveInfo.preferredOrder = 0; 10547 mResolveInfo.match = 0; 10548 mResolveComponentName = mCustomResolverComponentName; 10549 Slog.i(TAG, "Replacing default ResolverActivity with custom activity: " + 10550 mResolveComponentName); 10551 } 10552 } 10553 10554 private void setUpEphemeralInstallerActivityLP(ComponentName installerComponent) { 10555 if (installerComponent == null) { 10556 if (DEBUG_EPHEMERAL) { 10557 Slog.d(TAG, "Clear ephemeral installer activity"); 10558 } 10559 mEphemeralInstallerActivity.applicationInfo = null; 10560 return; 10561 } 10562 10563 if (DEBUG_EPHEMERAL) { 10564 Slog.d(TAG, "Set ephemeral installer activity: " + installerComponent); 10565 } 10566 final PackageParser.Package pkg = mPackages.get(installerComponent.getPackageName()); 10567 // Set up information for ephemeral installer activity 10568 mEphemeralInstallerActivity.applicationInfo = pkg.applicationInfo; 10569 mEphemeralInstallerActivity.name = installerComponent.getClassName(); 10570 mEphemeralInstallerActivity.packageName = pkg.applicationInfo.packageName; 10571 mEphemeralInstallerActivity.processName = pkg.applicationInfo.packageName; 10572 mEphemeralInstallerActivity.launchMode = ActivityInfo.LAUNCH_MULTIPLE; 10573 mEphemeralInstallerActivity.flags = ActivityInfo.FLAG_EXCLUDE_FROM_RECENTS 10574 | ActivityInfo.FLAG_FINISH_ON_CLOSE_SYSTEM_DIALOGS; 10575 mEphemeralInstallerActivity.theme = 0; 10576 mEphemeralInstallerActivity.exported = true; 10577 mEphemeralInstallerActivity.enabled = true; 10578 mEphemeralInstallerInfo.activityInfo = mEphemeralInstallerActivity; 10579 mEphemeralInstallerInfo.priority = 0; 10580 mEphemeralInstallerInfo.preferredOrder = 1; 10581 mEphemeralInstallerInfo.isDefault = true; 10582 mEphemeralInstallerInfo.match = IntentFilter.MATCH_CATEGORY_SCHEME_SPECIFIC_PART 10583 | IntentFilter.MATCH_ADJUSTMENT_NORMAL; 10584 } 10585 10586 private static String calculateBundledApkRoot(final String codePathString) { 10587 final File codePath = new File(codePathString); 10588 final File codeRoot; 10589 if (FileUtils.contains(Environment.getRootDirectory(), codePath)) { 10590 codeRoot = Environment.getRootDirectory(); 10591 } else if (FileUtils.contains(Environment.getOemDirectory(), codePath)) { 10592 codeRoot = Environment.getOemDirectory(); 10593 } else if (FileUtils.contains(Environment.getVendorDirectory(), codePath)) { 10594 codeRoot = Environment.getVendorDirectory(); 10595 } else { 10596 // Unrecognized code path; take its top real segment as the apk root: 10597 // e.g. /something/app/blah.apk => /something 10598 try { 10599 File f = codePath.getCanonicalFile(); 10600 File parent = f.getParentFile(); // non-null because codePath is a file 10601 File tmp; 10602 while ((tmp = parent.getParentFile()) != null) { 10603 f = parent; 10604 parent = tmp; 10605 } 10606 codeRoot = f; 10607 Slog.w(TAG, "Unrecognized code path " 10608 + codePath + " - using " + codeRoot); 10609 } catch (IOException e) { 10610 // Can't canonicalize the code path -- shenanigans? 10611 Slog.w(TAG, "Can't canonicalize code path " + codePath); 10612 return Environment.getRootDirectory().getPath(); 10613 } 10614 } 10615 return codeRoot.getPath(); 10616 } 10617 10618 /** 10619 * Derive and set the location of native libraries for the given package, 10620 * which varies depending on where and how the package was installed. 10621 */ 10622 private static void setNativeLibraryPaths(PackageParser.Package pkg, File appLib32InstallDir) { 10623 final ApplicationInfo info = pkg.applicationInfo; 10624 final String codePath = pkg.codePath; 10625 final File codeFile = new File(codePath); 10626 final boolean bundledApp = info.isSystemApp() && !info.isUpdatedSystemApp(); 10627 final boolean asecApp = info.isForwardLocked() || info.isExternalAsec(); 10628 10629 info.nativeLibraryRootDir = null; 10630 info.nativeLibraryRootRequiresIsa = false; 10631 info.nativeLibraryDir = null; 10632 info.secondaryNativeLibraryDir = null; 10633 10634 if (isApkFile(codeFile)) { 10635 // Monolithic install 10636 if (bundledApp) { 10637 // If "/system/lib64/apkname" exists, assume that is the per-package 10638 // native library directory to use; otherwise use "/system/lib/apkname". 10639 final String apkRoot = calculateBundledApkRoot(info.sourceDir); 10640 final boolean is64Bit = VMRuntime.is64BitInstructionSet( 10641 getPrimaryInstructionSet(info)); 10642 10643 // This is a bundled system app so choose the path based on the ABI. 10644 // if it's a 64 bit abi, use lib64 otherwise use lib32. Note that this 10645 // is just the default path. 10646 final String apkName = deriveCodePathName(codePath); 10647 final String libDir = is64Bit ? LIB64_DIR_NAME : LIB_DIR_NAME; 10648 info.nativeLibraryRootDir = Environment.buildPath(new File(apkRoot), libDir, 10649 apkName).getAbsolutePath(); 10650 10651 if (info.secondaryCpuAbi != null) { 10652 final String secondaryLibDir = is64Bit ? LIB_DIR_NAME : LIB64_DIR_NAME; 10653 info.secondaryNativeLibraryDir = Environment.buildPath(new File(apkRoot), 10654 secondaryLibDir, apkName).getAbsolutePath(); 10655 } 10656 } else if (asecApp) { 10657 info.nativeLibraryRootDir = new File(codeFile.getParentFile(), LIB_DIR_NAME) 10658 .getAbsolutePath(); 10659 } else { 10660 final String apkName = deriveCodePathName(codePath); 10661 info.nativeLibraryRootDir = new File(appLib32InstallDir, apkName) 10662 .getAbsolutePath(); 10663 } 10664 10665 info.nativeLibraryRootRequiresIsa = false; 10666 info.nativeLibraryDir = info.nativeLibraryRootDir; 10667 } else { 10668 // Cluster install 10669 info.nativeLibraryRootDir = new File(codeFile, LIB_DIR_NAME).getAbsolutePath(); 10670 info.nativeLibraryRootRequiresIsa = true; 10671 10672 info.nativeLibraryDir = new File(info.nativeLibraryRootDir, 10673 getPrimaryInstructionSet(info)).getAbsolutePath(); 10674 10675 if (info.secondaryCpuAbi != null) { 10676 info.secondaryNativeLibraryDir = new File(info.nativeLibraryRootDir, 10677 VMRuntime.getInstructionSet(info.secondaryCpuAbi)).getAbsolutePath(); 10678 } 10679 } 10680 } 10681 10682 /** 10683 * Calculate the abis and roots for a bundled app. These can uniquely 10684 * be determined from the contents of the system partition, i.e whether 10685 * it contains 64 or 32 bit shared libraries etc. We do not validate any 10686 * of this information, and instead assume that the system was built 10687 * sensibly. 10688 */ 10689 private static void setBundledAppAbisAndRoots(PackageParser.Package pkg, 10690 PackageSetting pkgSetting) { 10691 final String apkName = deriveCodePathName(pkg.applicationInfo.getCodePath()); 10692 10693 // If "/system/lib64/apkname" exists, assume that is the per-package 10694 // native library directory to use; otherwise use "/system/lib/apkname". 10695 final String apkRoot = calculateBundledApkRoot(pkg.applicationInfo.sourceDir); 10696 setBundledAppAbi(pkg, apkRoot, apkName); 10697 // pkgSetting might be null during rescan following uninstall of updates 10698 // to a bundled app, so accommodate that possibility. The settings in 10699 // that case will be established later from the parsed package. 10700 // 10701 // If the settings aren't null, sync them up with what we've just derived. 10702 // note that apkRoot isn't stored in the package settings. 10703 if (pkgSetting != null) { 10704 pkgSetting.primaryCpuAbiString = pkg.applicationInfo.primaryCpuAbi; 10705 pkgSetting.secondaryCpuAbiString = pkg.applicationInfo.secondaryCpuAbi; 10706 } 10707 } 10708 10709 /** 10710 * Deduces the ABI of a bundled app and sets the relevant fields on the 10711 * parsed pkg object. 10712 * 10713 * @param apkRoot the root of the installed apk, something like {@code /system} or {@code /oem} 10714 * under which system libraries are installed. 10715 * @param apkName the name of the installed package. 10716 */ 10717 private static void setBundledAppAbi(PackageParser.Package pkg, String apkRoot, String apkName) { 10718 final File codeFile = new File(pkg.codePath); 10719 10720 final boolean has64BitLibs; 10721 final boolean has32BitLibs; 10722 if (isApkFile(codeFile)) { 10723 // Monolithic install 10724 has64BitLibs = (new File(apkRoot, new File(LIB64_DIR_NAME, apkName).getPath())).exists(); 10725 has32BitLibs = (new File(apkRoot, new File(LIB_DIR_NAME, apkName).getPath())).exists(); 10726 } else { 10727 // Cluster install 10728 final File rootDir = new File(codeFile, LIB_DIR_NAME); 10729 if (!ArrayUtils.isEmpty(Build.SUPPORTED_64_BIT_ABIS) 10730 && !TextUtils.isEmpty(Build.SUPPORTED_64_BIT_ABIS[0])) { 10731 final String isa = VMRuntime.getInstructionSet(Build.SUPPORTED_64_BIT_ABIS[0]); 10732 has64BitLibs = (new File(rootDir, isa)).exists(); 10733 } else { 10734 has64BitLibs = false; 10735 } 10736 if (!ArrayUtils.isEmpty(Build.SUPPORTED_32_BIT_ABIS) 10737 && !TextUtils.isEmpty(Build.SUPPORTED_32_BIT_ABIS[0])) { 10738 final String isa = VMRuntime.getInstructionSet(Build.SUPPORTED_32_BIT_ABIS[0]); 10739 has32BitLibs = (new File(rootDir, isa)).exists(); 10740 } else { 10741 has32BitLibs = false; 10742 } 10743 } 10744 10745 if (has64BitLibs && !has32BitLibs) { 10746 // The package has 64 bit libs, but not 32 bit libs. Its primary 10747 // ABI should be 64 bit. We can safely assume here that the bundled 10748 // native libraries correspond to the most preferred ABI in the list. 10749 10750 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[0]; 10751 pkg.applicationInfo.secondaryCpuAbi = null; 10752 } else if (has32BitLibs && !has64BitLibs) { 10753 // The package has 32 bit libs but not 64 bit libs. Its primary 10754 // ABI should be 32 bit. 10755 10756 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_32_BIT_ABIS[0]; 10757 pkg.applicationInfo.secondaryCpuAbi = null; 10758 } else if (has32BitLibs && has64BitLibs) { 10759 // The application has both 64 and 32 bit bundled libraries. We check 10760 // here that the app declares multiArch support, and warn if it doesn't. 10761 // 10762 // We will be lenient here and record both ABIs. The primary will be the 10763 // ABI that's higher on the list, i.e, a device that's configured to prefer 10764 // 64 bit apps will see a 64 bit primary ABI, 10765 10766 if ((pkg.applicationInfo.flags & ApplicationInfo.FLAG_MULTIARCH) == 0) { 10767 Slog.e(TAG, "Package " + pkg + " has multiple bundled libs, but is not multiarch."); 10768 } 10769 10770 if (VMRuntime.is64BitInstructionSet(getPreferredInstructionSet())) { 10771 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[0]; 10772 pkg.applicationInfo.secondaryCpuAbi = Build.SUPPORTED_32_BIT_ABIS[0]; 10773 } else { 10774 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_32_BIT_ABIS[0]; 10775 pkg.applicationInfo.secondaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[0]; 10776 } 10777 } else { 10778 pkg.applicationInfo.primaryCpuAbi = null; 10779 pkg.applicationInfo.secondaryCpuAbi = null; 10780 } 10781 } 10782 10783 private void killApplication(String pkgName, int appId, String reason) { 10784 killApplication(pkgName, appId, UserHandle.USER_ALL, reason); 10785 } 10786 10787 private void killApplication(String pkgName, int appId, int userId, String reason) { 10788 // Request the ActivityManager to kill the process(only for existing packages) 10789 // so that we do not end up in a confused state while the user is still using the older 10790 // version of the application while the new one gets installed. 10791 final long token = Binder.clearCallingIdentity(); 10792 try { 10793 IActivityManager am = ActivityManager.getService(); 10794 if (am != null) { 10795 try { 10796 am.killApplication(pkgName, appId, userId, reason); 10797 } catch (RemoteException e) { 10798 } 10799 } 10800 } finally { 10801 Binder.restoreCallingIdentity(token); 10802 } 10803 } 10804 10805 private void removePackageLI(PackageParser.Package pkg, boolean chatty) { 10806 // Remove the parent package setting 10807 PackageSetting ps = (PackageSetting) pkg.mExtras; 10808 if (ps != null) { 10809 removePackageLI(ps, chatty); 10810 } 10811 // Remove the child package setting 10812 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 10813 for (int i = 0; i < childCount; i++) { 10814 PackageParser.Package childPkg = pkg.childPackages.get(i); 10815 ps = (PackageSetting) childPkg.mExtras; 10816 if (ps != null) { 10817 removePackageLI(ps, chatty); 10818 } 10819 } 10820 } 10821 10822 void removePackageLI(PackageSetting ps, boolean chatty) { 10823 if (DEBUG_INSTALL) { 10824 if (chatty) 10825 Log.d(TAG, "Removing package " + ps.name); 10826 } 10827 10828 // writer 10829 synchronized (mPackages) { 10830 mPackages.remove(ps.name); 10831 final PackageParser.Package pkg = ps.pkg; 10832 if (pkg != null) { 10833 cleanPackageDataStructuresLILPw(pkg, chatty); 10834 } 10835 } 10836 } 10837 10838 void removeInstalledPackageLI(PackageParser.Package pkg, boolean chatty) { 10839 if (DEBUG_INSTALL) { 10840 if (chatty) 10841 Log.d(TAG, "Removing package " + pkg.applicationInfo.packageName); 10842 } 10843 10844 // writer 10845 synchronized (mPackages) { 10846 // Remove the parent package 10847 mPackages.remove(pkg.applicationInfo.packageName); 10848 cleanPackageDataStructuresLILPw(pkg, chatty); 10849 10850 // Remove the child packages 10851 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 10852 for (int i = 0; i < childCount; i++) { 10853 PackageParser.Package childPkg = pkg.childPackages.get(i); 10854 mPackages.remove(childPkg.applicationInfo.packageName); 10855 cleanPackageDataStructuresLILPw(childPkg, chatty); 10856 } 10857 } 10858 } 10859 10860 void cleanPackageDataStructuresLILPw(PackageParser.Package pkg, boolean chatty) { 10861 int N = pkg.providers.size(); 10862 StringBuilder r = null; 10863 int i; 10864 for (i=0; i<N; i++) { 10865 PackageParser.Provider p = pkg.providers.get(i); 10866 mProviders.removeProvider(p); 10867 if (p.info.authority == null) { 10868 10869 /* There was another ContentProvider with this authority when 10870 * this app was installed so this authority is null, 10871 * Ignore it as we don't have to unregister the provider. 10872 */ 10873 continue; 10874 } 10875 String names[] = p.info.authority.split(";"); 10876 for (int j = 0; j < names.length; j++) { 10877 if (mProvidersByAuthority.get(names[j]) == p) { 10878 mProvidersByAuthority.remove(names[j]); 10879 if (DEBUG_REMOVE) { 10880 if (chatty) 10881 Log.d(TAG, "Unregistered content provider: " + names[j] 10882 + ", className = " + p.info.name + ", isSyncable = " 10883 + p.info.isSyncable); 10884 } 10885 } 10886 } 10887 if (DEBUG_REMOVE && chatty) { 10888 if (r == null) { 10889 r = new StringBuilder(256); 10890 } else { 10891 r.append(' '); 10892 } 10893 r.append(p.info.name); 10894 } 10895 } 10896 if (r != null) { 10897 if (DEBUG_REMOVE) Log.d(TAG, " Providers: " + r); 10898 } 10899 10900 N = pkg.services.size(); 10901 r = null; 10902 for (i=0; i<N; i++) { 10903 PackageParser.Service s = pkg.services.get(i); 10904 mServices.removeService(s); 10905 if (chatty) { 10906 if (r == null) { 10907 r = new StringBuilder(256); 10908 } else { 10909 r.append(' '); 10910 } 10911 r.append(s.info.name); 10912 } 10913 } 10914 if (r != null) { 10915 if (DEBUG_REMOVE) Log.d(TAG, " Services: " + r); 10916 } 10917 10918 N = pkg.receivers.size(); 10919 r = null; 10920 for (i=0; i<N; i++) { 10921 PackageParser.Activity a = pkg.receivers.get(i); 10922 mReceivers.removeActivity(a, "receiver"); 10923 if (DEBUG_REMOVE && chatty) { 10924 if (r == null) { 10925 r = new StringBuilder(256); 10926 } else { 10927 r.append(' '); 10928 } 10929 r.append(a.info.name); 10930 } 10931 } 10932 if (r != null) { 10933 if (DEBUG_REMOVE) Log.d(TAG, " Receivers: " + r); 10934 } 10935 10936 N = pkg.activities.size(); 10937 r = null; 10938 for (i=0; i<N; i++) { 10939 PackageParser.Activity a = pkg.activities.get(i); 10940 mActivities.removeActivity(a, "activity"); 10941 if (DEBUG_REMOVE && chatty) { 10942 if (r == null) { 10943 r = new StringBuilder(256); 10944 } else { 10945 r.append(' '); 10946 } 10947 r.append(a.info.name); 10948 } 10949 } 10950 if (r != null) { 10951 if (DEBUG_REMOVE) Log.d(TAG, " Activities: " + r); 10952 } 10953 10954 N = pkg.permissions.size(); 10955 r = null; 10956 for (i=0; i<N; i++) { 10957 PackageParser.Permission p = pkg.permissions.get(i); 10958 BasePermission bp = mSettings.mPermissions.get(p.info.name); 10959 if (bp == null) { 10960 bp = mSettings.mPermissionTrees.get(p.info.name); 10961 } 10962 if (bp != null && bp.perm == p) { 10963 bp.perm = null; 10964 if (DEBUG_REMOVE && chatty) { 10965 if (r == null) { 10966 r = new StringBuilder(256); 10967 } else { 10968 r.append(' '); 10969 } 10970 r.append(p.info.name); 10971 } 10972 } 10973 if ((p.info.protectionLevel&PermissionInfo.PROTECTION_FLAG_APPOP) != 0) { 10974 ArraySet<String> appOpPkgs = mAppOpPermissionPackages.get(p.info.name); 10975 if (appOpPkgs != null) { 10976 appOpPkgs.remove(pkg.packageName); 10977 } 10978 } 10979 } 10980 if (r != null) { 10981 if (DEBUG_REMOVE) Log.d(TAG, " Permissions: " + r); 10982 } 10983 10984 N = pkg.requestedPermissions.size(); 10985 r = null; 10986 for (i=0; i<N; i++) { 10987 String perm = pkg.requestedPermissions.get(i); 10988 BasePermission bp = mSettings.mPermissions.get(perm); 10989 if (bp != null && (bp.protectionLevel&PermissionInfo.PROTECTION_FLAG_APPOP) != 0) { 10990 ArraySet<String> appOpPkgs = mAppOpPermissionPackages.get(perm); 10991 if (appOpPkgs != null) { 10992 appOpPkgs.remove(pkg.packageName); 10993 if (appOpPkgs.isEmpty()) { 10994 mAppOpPermissionPackages.remove(perm); 10995 } 10996 } 10997 } 10998 } 10999 if (r != null) { 11000 if (DEBUG_REMOVE) Log.d(TAG, " Permissions: " + r); 11001 } 11002 11003 N = pkg.instrumentation.size(); 11004 r = null; 11005 for (i=0; i<N; i++) { 11006 PackageParser.Instrumentation a = pkg.instrumentation.get(i); 11007 mInstrumentation.remove(a.getComponentName()); 11008 if (DEBUG_REMOVE && chatty) { 11009 if (r == null) { 11010 r = new StringBuilder(256); 11011 } else { 11012 r.append(' '); 11013 } 11014 r.append(a.info.name); 11015 } 11016 } 11017 if (r != null) { 11018 if (DEBUG_REMOVE) Log.d(TAG, " Instrumentation: " + r); 11019 } 11020 11021 r = null; 11022 if ((pkg.applicationInfo.flags&ApplicationInfo.FLAG_SYSTEM) != 0) { 11023 // Only system apps can hold shared libraries. 11024 if (pkg.libraryNames != null) { 11025 for (i = 0; i < pkg.libraryNames.size(); i++) { 11026 String name = pkg.libraryNames.get(i); 11027 if (removeSharedLibraryLPw(name, 0)) { 11028 if (DEBUG_REMOVE && chatty) { 11029 if (r == null) { 11030 r = new StringBuilder(256); 11031 } else { 11032 r.append(' '); 11033 } 11034 r.append(name); 11035 } 11036 } 11037 } 11038 } 11039 } 11040 11041 r = null; 11042 11043 // Any package can hold static shared libraries. 11044 if (pkg.staticSharedLibName != null) { 11045 if (removeSharedLibraryLPw(pkg.staticSharedLibName, pkg.staticSharedLibVersion)) { 11046 if (DEBUG_REMOVE && chatty) { 11047 if (r == null) { 11048 r = new StringBuilder(256); 11049 } else { 11050 r.append(' '); 11051 } 11052 r.append(pkg.staticSharedLibName); 11053 } 11054 } 11055 } 11056 11057 if (r != null) { 11058 if (DEBUG_REMOVE) Log.d(TAG, " Libraries: " + r); 11059 } 11060 } 11061 11062 private static boolean hasPermission(PackageParser.Package pkgInfo, String perm) { 11063 for (int i=pkgInfo.permissions.size()-1; i>=0; i--) { 11064 if (pkgInfo.permissions.get(i).info.name.equals(perm)) { 11065 return true; 11066 } 11067 } 11068 return false; 11069 } 11070 11071 static final int UPDATE_PERMISSIONS_ALL = 1<<0; 11072 static final int UPDATE_PERMISSIONS_REPLACE_PKG = 1<<1; 11073 static final int UPDATE_PERMISSIONS_REPLACE_ALL = 1<<2; 11074 11075 private void updatePermissionsLPw(PackageParser.Package pkg, int flags) { 11076 // Update the parent permissions 11077 updatePermissionsLPw(pkg.packageName, pkg, flags); 11078 // Update the child permissions 11079 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 11080 for (int i = 0; i < childCount; i++) { 11081 PackageParser.Package childPkg = pkg.childPackages.get(i); 11082 updatePermissionsLPw(childPkg.packageName, childPkg, flags); 11083 } 11084 } 11085 11086 private void updatePermissionsLPw(String changingPkg, PackageParser.Package pkgInfo, 11087 int flags) { 11088 final String volumeUuid = (pkgInfo != null) ? getVolumeUuidForPackage(pkgInfo) : null; 11089 updatePermissionsLPw(changingPkg, pkgInfo, volumeUuid, flags); 11090 } 11091 11092 private void updatePermissionsLPw(String changingPkg, 11093 PackageParser.Package pkgInfo, String replaceVolumeUuid, int flags) { 11094 // Make sure there are no dangling permission trees. 11095 Iterator<BasePermission> it = mSettings.mPermissionTrees.values().iterator(); 11096 while (it.hasNext()) { 11097 final BasePermission bp = it.next(); 11098 if (bp.packageSetting == null) { 11099 // We may not yet have parsed the package, so just see if 11100 // we still know about its settings. 11101 bp.packageSetting = mSettings.mPackages.get(bp.sourcePackage); 11102 } 11103 if (bp.packageSetting == null) { 11104 Slog.w(TAG, "Removing dangling permission tree: " + bp.name 11105 + " from package " + bp.sourcePackage); 11106 it.remove(); 11107 } else if (changingPkg != null && changingPkg.equals(bp.sourcePackage)) { 11108 if (pkgInfo == null || !hasPermission(pkgInfo, bp.name)) { 11109 Slog.i(TAG, "Removing old permission tree: " + bp.name 11110 + " from package " + bp.sourcePackage); 11111 flags |= UPDATE_PERMISSIONS_ALL; 11112 it.remove(); 11113 } 11114 } 11115 } 11116 11117 // Make sure all dynamic permissions have been assigned to a package, 11118 // and make sure there are no dangling permissions. 11119 it = mSettings.mPermissions.values().iterator(); 11120 while (it.hasNext()) { 11121 final BasePermission bp = it.next(); 11122 if (bp.type == BasePermission.TYPE_DYNAMIC) { 11123 if (DEBUG_SETTINGS) Log.v(TAG, "Dynamic permission: name=" 11124 + bp.name + " pkg=" + bp.sourcePackage 11125 + " info=" + bp.pendingInfo); 11126 if (bp.packageSetting == null && bp.pendingInfo != null) { 11127 final BasePermission tree = findPermissionTreeLP(bp.name); 11128 if (tree != null && tree.perm != null) { 11129 bp.packageSetting = tree.packageSetting; 11130 bp.perm = new PackageParser.Permission(tree.perm.owner, 11131 new PermissionInfo(bp.pendingInfo)); 11132 bp.perm.info.packageName = tree.perm.info.packageName; 11133 bp.perm.info.name = bp.name; 11134 bp.uid = tree.uid; 11135 } 11136 } 11137 } 11138 if (bp.packageSetting == null) { 11139 // We may not yet have parsed the package, so just see if 11140 // we still know about its settings. 11141 bp.packageSetting = mSettings.mPackages.get(bp.sourcePackage); 11142 } 11143 if (bp.packageSetting == null) { 11144 Slog.w(TAG, "Removing dangling permission: " + bp.name 11145 + " from package " + bp.sourcePackage); 11146 it.remove(); 11147 } else if (changingPkg != null && changingPkg.equals(bp.sourcePackage)) { 11148 if (pkgInfo == null || !hasPermission(pkgInfo, bp.name)) { 11149 Slog.i(TAG, "Removing old permission: " + bp.name 11150 + " from package " + bp.sourcePackage); 11151 flags |= UPDATE_PERMISSIONS_ALL; 11152 it.remove(); 11153 } 11154 } 11155 } 11156 11157 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "grantPermissions"); 11158 // Now update the permissions for all packages, in particular 11159 // replace the granted permissions of the system packages. 11160 if ((flags&UPDATE_PERMISSIONS_ALL) != 0) { 11161 for (PackageParser.Package pkg : mPackages.values()) { 11162 if (pkg != pkgInfo) { 11163 // Only replace for packages on requested volume 11164 final String volumeUuid = getVolumeUuidForPackage(pkg); 11165 final boolean replace = ((flags & UPDATE_PERMISSIONS_REPLACE_ALL) != 0) 11166 && Objects.equals(replaceVolumeUuid, volumeUuid); 11167 grantPermissionsLPw(pkg, replace, changingPkg); 11168 } 11169 } 11170 } 11171 11172 if (pkgInfo != null) { 11173 // Only replace for packages on requested volume 11174 final String volumeUuid = getVolumeUuidForPackage(pkgInfo); 11175 final boolean replace = ((flags & UPDATE_PERMISSIONS_REPLACE_PKG) != 0) 11176 && Objects.equals(replaceVolumeUuid, volumeUuid); 11177 grantPermissionsLPw(pkgInfo, replace, changingPkg); 11178 } 11179 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 11180 } 11181 11182 private void grantPermissionsLPw(PackageParser.Package pkg, boolean replace, 11183 String packageOfInterest) { 11184 // IMPORTANT: There are two types of permissions: install and runtime. 11185 // Install time permissions are granted when the app is installed to 11186 // all device users and users added in the future. Runtime permissions 11187 // are granted at runtime explicitly to specific users. Normal and signature 11188 // protected permissions are install time permissions. Dangerous permissions 11189 // are install permissions if the app's target SDK is Lollipop MR1 or older, 11190 // otherwise they are runtime permissions. This function does not manage 11191 // runtime permissions except for the case an app targeting Lollipop MR1 11192 // being upgraded to target a newer SDK, in which case dangerous permissions 11193 // are transformed from install time to runtime ones. 11194 11195 final PackageSetting ps = (PackageSetting) pkg.mExtras; 11196 if (ps == null) { 11197 return; 11198 } 11199 11200 PermissionsState permissionsState = ps.getPermissionsState(); 11201 PermissionsState origPermissions = permissionsState; 11202 11203 final int[] currentUserIds = UserManagerService.getInstance().getUserIds(); 11204 11205 boolean runtimePermissionsRevoked = false; 11206 int[] changedRuntimePermissionUserIds = EMPTY_INT_ARRAY; 11207 11208 boolean changedInstallPermission = false; 11209 11210 if (replace) { 11211 ps.installPermissionsFixed = false; 11212 if (!ps.isSharedUser()) { 11213 origPermissions = new PermissionsState(permissionsState); 11214 permissionsState.reset(); 11215 } else { 11216 // We need to know only about runtime permission changes since the 11217 // calling code always writes the install permissions state but 11218 // the runtime ones are written only if changed. The only cases of 11219 // changed runtime permissions here are promotion of an install to 11220 // runtime and revocation of a runtime from a shared user. 11221 changedRuntimePermissionUserIds = revokeUnusedSharedUserPermissionsLPw( 11222 ps.sharedUser, UserManagerService.getInstance().getUserIds()); 11223 if (!ArrayUtils.isEmpty(changedRuntimePermissionUserIds)) { 11224 runtimePermissionsRevoked = true; 11225 } 11226 } 11227 } 11228 11229 permissionsState.setGlobalGids(mGlobalGids); 11230 11231 final int N = pkg.requestedPermissions.size(); 11232 for (int i=0; i<N; i++) { 11233 final String name = pkg.requestedPermissions.get(i); 11234 final BasePermission bp = mSettings.mPermissions.get(name); 11235 11236 if (DEBUG_INSTALL) { 11237 Log.i(TAG, "Package " + pkg.packageName + " checking " + name + ": " + bp); 11238 } 11239 11240 if (bp == null || bp.packageSetting == null) { 11241 if (packageOfInterest == null || packageOfInterest.equals(pkg.packageName)) { 11242 Slog.w(TAG, "Unknown permission " + name 11243 + " in package " + pkg.packageName); 11244 } 11245 continue; 11246 } 11247 11248 11249 // Limit ephemeral apps to ephemeral allowed permissions. 11250 if (pkg.applicationInfo.isInstantApp() && !bp.isInstant()) { 11251 Log.i(TAG, "Denying non-ephemeral permission " + bp.name + " for package " 11252 + pkg.packageName); 11253 continue; 11254 } 11255 11256 final String perm = bp.name; 11257 boolean allowedSig = false; 11258 int grant = GRANT_DENIED; 11259 11260 // Keep track of app op permissions. 11261 if ((bp.protectionLevel & PermissionInfo.PROTECTION_FLAG_APPOP) != 0) { 11262 ArraySet<String> pkgs = mAppOpPermissionPackages.get(bp.name); 11263 if (pkgs == null) { 11264 pkgs = new ArraySet<>(); 11265 mAppOpPermissionPackages.put(bp.name, pkgs); 11266 } 11267 pkgs.add(pkg.packageName); 11268 } 11269 11270 final int level = bp.protectionLevel & PermissionInfo.PROTECTION_MASK_BASE; 11271 final boolean appSupportsRuntimePermissions = pkg.applicationInfo.targetSdkVersion 11272 >= Build.VERSION_CODES.M; 11273 switch (level) { 11274 case PermissionInfo.PROTECTION_NORMAL: { 11275 // For all apps normal permissions are install time ones. 11276 grant = GRANT_INSTALL; 11277 } break; 11278 11279 case PermissionInfo.PROTECTION_DANGEROUS: { 11280 // If a permission review is required for legacy apps we represent 11281 // their permissions as always granted runtime ones since we need 11282 // to keep the review required permission flag per user while an 11283 // install permission's state is shared across all users. 11284 if (!appSupportsRuntimePermissions && !mPermissionReviewRequired) { 11285 // For legacy apps dangerous permissions are install time ones. 11286 grant = GRANT_INSTALL; 11287 } else if (origPermissions.hasInstallPermission(bp.name)) { 11288 // For legacy apps that became modern, install becomes runtime. 11289 grant = GRANT_UPGRADE; 11290 } else if (mPromoteSystemApps 11291 && isSystemApp(ps) 11292 && mExistingSystemPackages.contains(ps.name)) { 11293 // For legacy system apps, install becomes runtime. 11294 // We cannot check hasInstallPermission() for system apps since those 11295 // permissions were granted implicitly and not persisted pre-M. 11296 grant = GRANT_UPGRADE; 11297 } else { 11298 // For modern apps keep runtime permissions unchanged. 11299 grant = GRANT_RUNTIME; 11300 } 11301 } break; 11302 11303 case PermissionInfo.PROTECTION_SIGNATURE: { 11304 // For all apps signature permissions are install time ones. 11305 allowedSig = grantSignaturePermission(perm, pkg, bp, origPermissions); 11306 if (allowedSig) { 11307 grant = GRANT_INSTALL; 11308 } 11309 } break; 11310 } 11311 11312 if (DEBUG_INSTALL) { 11313 Log.i(TAG, "Package " + pkg.packageName + " granting " + perm); 11314 } 11315 11316 if (grant != GRANT_DENIED) { 11317 if (!isSystemApp(ps) && ps.installPermissionsFixed) { 11318 // If this is an existing, non-system package, then 11319 // we can't add any new permissions to it. 11320 if (!allowedSig && !origPermissions.hasInstallPermission(perm)) { 11321 // Except... if this is a permission that was added 11322 // to the platform (note: need to only do this when 11323 // updating the platform). 11324 if (!isNewPlatformPermissionForPackage(perm, pkg)) { 11325 grant = GRANT_DENIED; 11326 } 11327 } 11328 } 11329 11330 switch (grant) { 11331 case GRANT_INSTALL: { 11332 // Revoke this as runtime permission to handle the case of 11333 // a runtime permission being downgraded to an install one. 11334 // Also in permission review mode we keep dangerous permissions 11335 // for legacy apps 11336 for (int userId : UserManagerService.getInstance().getUserIds()) { 11337 if (origPermissions.getRuntimePermissionState( 11338 bp.name, userId) != null) { 11339 // Revoke the runtime permission and clear the flags. 11340 origPermissions.revokeRuntimePermission(bp, userId); 11341 origPermissions.updatePermissionFlags(bp, userId, 11342 PackageManager.MASK_PERMISSION_FLAGS, 0); 11343 // If we revoked a permission permission, we have to write. 11344 changedRuntimePermissionUserIds = ArrayUtils.appendInt( 11345 changedRuntimePermissionUserIds, userId); 11346 } 11347 } 11348 // Grant an install permission. 11349 if (permissionsState.grantInstallPermission(bp) != 11350 PermissionsState.PERMISSION_OPERATION_FAILURE) { 11351 changedInstallPermission = true; 11352 } 11353 } break; 11354 11355 case GRANT_RUNTIME: { 11356 // Grant previously granted runtime permissions. 11357 for (int userId : UserManagerService.getInstance().getUserIds()) { 11358 PermissionState permissionState = origPermissions 11359 .getRuntimePermissionState(bp.name, userId); 11360 int flags = permissionState != null 11361 ? permissionState.getFlags() : 0; 11362 if (origPermissions.hasRuntimePermission(bp.name, userId)) { 11363 // Don't propagate the permission in a permission review mode if 11364 // the former was revoked, i.e. marked to not propagate on upgrade. 11365 // Note that in a permission review mode install permissions are 11366 // represented as constantly granted runtime ones since we need to 11367 // keep a per user state associated with the permission. Also the 11368 // revoke on upgrade flag is no longer applicable and is reset. 11369 final boolean revokeOnUpgrade = (flags & PackageManager 11370 .FLAG_PERMISSION_REVOKE_ON_UPGRADE) != 0; 11371 if (revokeOnUpgrade) { 11372 flags &= ~PackageManager.FLAG_PERMISSION_REVOKE_ON_UPGRADE; 11373 // Since we changed the flags, we have to write. 11374 changedRuntimePermissionUserIds = ArrayUtils.appendInt( 11375 changedRuntimePermissionUserIds, userId); 11376 } 11377 if (!mPermissionReviewRequired || !revokeOnUpgrade) { 11378 if (permissionsState.grantRuntimePermission(bp, userId) == 11379 PermissionsState.PERMISSION_OPERATION_FAILURE) { 11380 // If we cannot put the permission as it was, 11381 // we have to write. 11382 changedRuntimePermissionUserIds = ArrayUtils.appendInt( 11383 changedRuntimePermissionUserIds, userId); 11384 } 11385 } 11386 11387 // If the app supports runtime permissions no need for a review. 11388 if (mPermissionReviewRequired 11389 && appSupportsRuntimePermissions 11390 && (flags & PackageManager 11391 .FLAG_PERMISSION_REVIEW_REQUIRED) != 0) { 11392 flags &= ~PackageManager.FLAG_PERMISSION_REVIEW_REQUIRED; 11393 // Since we changed the flags, we have to write. 11394 changedRuntimePermissionUserIds = ArrayUtils.appendInt( 11395 changedRuntimePermissionUserIds, userId); 11396 } 11397 } else if (mPermissionReviewRequired 11398 && !appSupportsRuntimePermissions) { 11399 // For legacy apps that need a permission review, every new 11400 // runtime permission is granted but it is pending a review. 11401 // We also need to review only platform defined runtime 11402 // permissions as these are the only ones the platform knows 11403 // how to disable the API to simulate revocation as legacy 11404 // apps don't expect to run with revoked permissions. 11405 if (PLATFORM_PACKAGE_NAME.equals(bp.sourcePackage)) { 11406 if ((flags & FLAG_PERMISSION_REVIEW_REQUIRED) == 0) { 11407 flags |= FLAG_PERMISSION_REVIEW_REQUIRED; 11408 // We changed the flags, hence have to write. 11409 changedRuntimePermissionUserIds = ArrayUtils.appendInt( 11410 changedRuntimePermissionUserIds, userId); 11411 } 11412 } 11413 if (permissionsState.grantRuntimePermission(bp, userId) 11414 != PermissionsState.PERMISSION_OPERATION_FAILURE) { 11415 // We changed the permission, hence have to write. 11416 changedRuntimePermissionUserIds = ArrayUtils.appendInt( 11417 changedRuntimePermissionUserIds, userId); 11418 } 11419 } 11420 // Propagate the permission flags. 11421 permissionsState.updatePermissionFlags(bp, userId, flags, flags); 11422 } 11423 } break; 11424 11425 case GRANT_UPGRADE: { 11426 // Grant runtime permissions for a previously held install permission. 11427 PermissionState permissionState = origPermissions 11428 .getInstallPermissionState(bp.name); 11429 final int flags = permissionState != null ? permissionState.getFlags() : 0; 11430 11431 if (origPermissions.revokeInstallPermission(bp) 11432 != PermissionsState.PERMISSION_OPERATION_FAILURE) { 11433 // We will be transferring the permission flags, so clear them. 11434 origPermissions.updatePermissionFlags(bp, UserHandle.USER_ALL, 11435 PackageManager.MASK_PERMISSION_FLAGS, 0); 11436 changedInstallPermission = true; 11437 } 11438 11439 // If the permission is not to be promoted to runtime we ignore it and 11440 // also its other flags as they are not applicable to install permissions. 11441 if ((flags & PackageManager.FLAG_PERMISSION_REVOKE_ON_UPGRADE) == 0) { 11442 for (int userId : currentUserIds) { 11443 if (permissionsState.grantRuntimePermission(bp, userId) != 11444 PermissionsState.PERMISSION_OPERATION_FAILURE) { 11445 // Transfer the permission flags. 11446 permissionsState.updatePermissionFlags(bp, userId, 11447 flags, flags); 11448 // If we granted the permission, we have to write. 11449 changedRuntimePermissionUserIds = ArrayUtils.appendInt( 11450 changedRuntimePermissionUserIds, userId); 11451 } 11452 } 11453 } 11454 } break; 11455 11456 default: { 11457 if (packageOfInterest == null 11458 || packageOfInterest.equals(pkg.packageName)) { 11459 Slog.w(TAG, "Not granting permission " + perm 11460 + " to package " + pkg.packageName 11461 + " because it was previously installed without"); 11462 } 11463 } break; 11464 } 11465 } else { 11466 if (permissionsState.revokeInstallPermission(bp) != 11467 PermissionsState.PERMISSION_OPERATION_FAILURE) { 11468 // Also drop the permission flags. 11469 permissionsState.updatePermissionFlags(bp, UserHandle.USER_ALL, 11470 PackageManager.MASK_PERMISSION_FLAGS, 0); 11471 changedInstallPermission = true; 11472 Slog.i(TAG, "Un-granting permission " + perm 11473 + " from package " + pkg.packageName 11474 + " (protectionLevel=" + bp.protectionLevel 11475 + " flags=0x" + Integer.toHexString(pkg.applicationInfo.flags) 11476 + ")"); 11477 } else if ((bp.protectionLevel&PermissionInfo.PROTECTION_FLAG_APPOP) == 0) { 11478 // Don't print warning for app op permissions, since it is fine for them 11479 // not to be granted, there is a UI for the user to decide. 11480 if (packageOfInterest == null || packageOfInterest.equals(pkg.packageName)) { 11481 Slog.w(TAG, "Not granting permission " + perm 11482 + " to package " + pkg.packageName 11483 + " (protectionLevel=" + bp.protectionLevel 11484 + " flags=0x" + Integer.toHexString(pkg.applicationInfo.flags) 11485 + ")"); 11486 } 11487 } 11488 } 11489 } 11490 11491 if ((changedInstallPermission || replace) && !ps.installPermissionsFixed && 11492 !isSystemApp(ps) || isUpdatedSystemApp(ps)){ 11493 // This is the first that we have heard about this package, so the 11494 // permissions we have now selected are fixed until explicitly 11495 // changed. 11496 ps.installPermissionsFixed = true; 11497 } 11498 11499 // Persist the runtime permissions state for users with changes. If permissions 11500 // were revoked because no app in the shared user declares them we have to 11501 // write synchronously to avoid losing runtime permissions state. 11502 for (int userId : changedRuntimePermissionUserIds) { 11503 mSettings.writeRuntimePermissionsForUserLPr(userId, runtimePermissionsRevoked); 11504 } 11505 } 11506 11507 private boolean isNewPlatformPermissionForPackage(String perm, PackageParser.Package pkg) { 11508 boolean allowed = false; 11509 final int NP = PackageParser.NEW_PERMISSIONS.length; 11510 for (int ip=0; ip<NP; ip++) { 11511 final PackageParser.NewPermissionInfo npi 11512 = PackageParser.NEW_PERMISSIONS[ip]; 11513 if (npi.name.equals(perm) 11514 && pkg.applicationInfo.targetSdkVersion < npi.sdkVersion) { 11515 allowed = true; 11516 Log.i(TAG, "Auto-granting " + perm + " to old pkg " 11517 + pkg.packageName); 11518 break; 11519 } 11520 } 11521 return allowed; 11522 } 11523 11524 private boolean grantSignaturePermission(String perm, PackageParser.Package pkg, 11525 BasePermission bp, PermissionsState origPermissions) { 11526 boolean privilegedPermission = (bp.protectionLevel 11527 & PermissionInfo.PROTECTION_FLAG_PRIVILEGED) != 0; 11528 boolean privappPermissionsDisable = 11529 RoSystemProperties.CONTROL_PRIVAPP_PERMISSIONS_DISABLE; 11530 boolean platformPermission = PLATFORM_PACKAGE_NAME.equals(bp.sourcePackage); 11531 boolean platformPackage = PLATFORM_PACKAGE_NAME.equals(pkg.packageName); 11532 if (!privappPermissionsDisable && privilegedPermission && pkg.isPrivilegedApp() 11533 && !platformPackage && platformPermission) { 11534 ArraySet<String> wlPermissions = SystemConfig.getInstance() 11535 .getPrivAppPermissions(pkg.packageName); 11536 boolean whitelisted = wlPermissions != null && wlPermissions.contains(perm); 11537 if (!whitelisted) { 11538 Slog.w(TAG, "Privileged permission " + perm + " for package " 11539 + pkg.packageName + " - not in privapp-permissions whitelist"); 11540 if (RoSystemProperties.CONTROL_PRIVAPP_PERMISSIONS_ENFORCE) { 11541 return false; 11542 } 11543 } 11544 } 11545 boolean allowed = (compareSignatures( 11546 bp.packageSetting.signatures.mSignatures, pkg.mSignatures) 11547 == PackageManager.SIGNATURE_MATCH) 11548 || (compareSignatures(mPlatformPackage.mSignatures, pkg.mSignatures) 11549 == PackageManager.SIGNATURE_MATCH); 11550 if (!allowed && privilegedPermission) { 11551 if (isSystemApp(pkg)) { 11552 // For updated system applications, a system permission 11553 // is granted only if it had been defined by the original application. 11554 if (pkg.isUpdatedSystemApp()) { 11555 final PackageSetting sysPs = mSettings 11556 .getDisabledSystemPkgLPr(pkg.packageName); 11557 if (sysPs != null && sysPs.getPermissionsState().hasInstallPermission(perm)) { 11558 // If the original was granted this permission, we take 11559 // that grant decision as read and propagate it to the 11560 // update. 11561 if (sysPs.isPrivileged()) { 11562 allowed = true; 11563 } 11564 } else { 11565 // The system apk may have been updated with an older 11566 // version of the one on the data partition, but which 11567 // granted a new system permission that it didn't have 11568 // before. In this case we do want to allow the app to 11569 // now get the new permission if the ancestral apk is 11570 // privileged to get it. 11571 if (sysPs != null && sysPs.pkg != null && sysPs.isPrivileged()) { 11572 for (int j = 0; j < sysPs.pkg.requestedPermissions.size(); j++) { 11573 if (perm.equals(sysPs.pkg.requestedPermissions.get(j))) { 11574 allowed = true; 11575 break; 11576 } 11577 } 11578 } 11579 // Also if a privileged parent package on the system image or any of 11580 // its children requested a privileged permission, the updated child 11581 // packages can also get the permission. 11582 if (pkg.parentPackage != null) { 11583 final PackageSetting disabledSysParentPs = mSettings 11584 .getDisabledSystemPkgLPr(pkg.parentPackage.packageName); 11585 if (disabledSysParentPs != null && disabledSysParentPs.pkg != null 11586 && disabledSysParentPs.isPrivileged()) { 11587 if (isPackageRequestingPermission(disabledSysParentPs.pkg, perm)) { 11588 allowed = true; 11589 } else if (disabledSysParentPs.pkg.childPackages != null) { 11590 final int count = disabledSysParentPs.pkg.childPackages.size(); 11591 for (int i = 0; i < count; i++) { 11592 PackageParser.Package disabledSysChildPkg = 11593 disabledSysParentPs.pkg.childPackages.get(i); 11594 if (isPackageRequestingPermission(disabledSysChildPkg, 11595 perm)) { 11596 allowed = true; 11597 break; 11598 } 11599 } 11600 } 11601 } 11602 } 11603 } 11604 } else { 11605 allowed = isPrivilegedApp(pkg); 11606 } 11607 } 11608 } 11609 if (!allowed) { 11610 if (!allowed && (bp.protectionLevel 11611 & PermissionInfo.PROTECTION_FLAG_PRE23) != 0 11612 && pkg.applicationInfo.targetSdkVersion < Build.VERSION_CODES.M) { 11613 // If this was a previously normal/dangerous permission that got moved 11614 // to a system permission as part of the runtime permission redesign, then 11615 // we still want to blindly grant it to old apps. 11616 allowed = true; 11617 } 11618 if (!allowed && (bp.protectionLevel & PermissionInfo.PROTECTION_FLAG_INSTALLER) != 0 11619 && pkg.packageName.equals(mRequiredInstallerPackage)) { 11620 // If this permission is to be granted to the system installer and 11621 // this app is an installer, then it gets the permission. 11622 allowed = true; 11623 } 11624 if (!allowed && (bp.protectionLevel & PermissionInfo.PROTECTION_FLAG_VERIFIER) != 0 11625 && pkg.packageName.equals(mRequiredVerifierPackage)) { 11626 // If this permission is to be granted to the system verifier and 11627 // this app is a verifier, then it gets the permission. 11628 allowed = true; 11629 } 11630 if (!allowed && (bp.protectionLevel 11631 & PermissionInfo.PROTECTION_FLAG_PREINSTALLED) != 0 11632 && isSystemApp(pkg)) { 11633 // Any pre-installed system app is allowed to get this permission. 11634 allowed = true; 11635 } 11636 if (!allowed && (bp.protectionLevel 11637 & PermissionInfo.PROTECTION_FLAG_DEVELOPMENT) != 0) { 11638 // For development permissions, a development permission 11639 // is granted only if it was already granted. 11640 allowed = origPermissions.hasInstallPermission(perm); 11641 } 11642 if (!allowed && (bp.protectionLevel & PermissionInfo.PROTECTION_FLAG_SETUP) != 0 11643 && pkg.packageName.equals(mSetupWizardPackage)) { 11644 // If this permission is to be granted to the system setup wizard and 11645 // this app is a setup wizard, then it gets the permission. 11646 allowed = true; 11647 } 11648 } 11649 return allowed; 11650 } 11651 11652 private boolean isPackageRequestingPermission(PackageParser.Package pkg, String permission) { 11653 final int permCount = pkg.requestedPermissions.size(); 11654 for (int j = 0; j < permCount; j++) { 11655 String requestedPermission = pkg.requestedPermissions.get(j); 11656 if (permission.equals(requestedPermission)) { 11657 return true; 11658 } 11659 } 11660 return false; 11661 } 11662 11663 final class ActivityIntentResolver 11664 extends IntentResolver<PackageParser.ActivityIntentInfo, ResolveInfo> { 11665 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, 11666 boolean defaultOnly, boolean visibleToEphemeral, boolean isEphemeral, int userId) { 11667 if (!sUserManager.exists(userId)) return null; 11668 mFlags = (defaultOnly ? PackageManager.MATCH_DEFAULT_ONLY : 0) 11669 | (visibleToEphemeral ? PackageManager.MATCH_VISIBLE_TO_EPHEMERAL_ONLY : 0) 11670 | (isEphemeral ? PackageManager.MATCH_EPHEMERAL : 0); 11671 return super.queryIntent(intent, resolvedType, defaultOnly, visibleToEphemeral, 11672 isEphemeral, userId); 11673 } 11674 11675 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, int flags, 11676 int userId) { 11677 if (!sUserManager.exists(userId)) return null; 11678 mFlags = flags; 11679 return super.queryIntent(intent, resolvedType, 11680 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, 11681 (flags & PackageManager.MATCH_VISIBLE_TO_EPHEMERAL_ONLY) != 0, 11682 (flags & PackageManager.MATCH_EPHEMERAL) != 0, userId); 11683 } 11684 11685 public List<ResolveInfo> queryIntentForPackage(Intent intent, String resolvedType, 11686 int flags, ArrayList<PackageParser.Activity> packageActivities, int userId) { 11687 if (!sUserManager.exists(userId)) return null; 11688 if (packageActivities == null) { 11689 return null; 11690 } 11691 mFlags = flags; 11692 final boolean defaultOnly = (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0; 11693 final boolean vislbleToEphemeral = 11694 (flags & PackageManager.MATCH_VISIBLE_TO_EPHEMERAL_ONLY) != 0; 11695 final boolean isEphemeral = (flags & PackageManager.MATCH_EPHEMERAL) != 0; 11696 final int N = packageActivities.size(); 11697 ArrayList<PackageParser.ActivityIntentInfo[]> listCut = 11698 new ArrayList<PackageParser.ActivityIntentInfo[]>(N); 11699 11700 ArrayList<PackageParser.ActivityIntentInfo> intentFilters; 11701 for (int i = 0; i < N; ++i) { 11702 intentFilters = packageActivities.get(i).intents; 11703 if (intentFilters != null && intentFilters.size() > 0) { 11704 PackageParser.ActivityIntentInfo[] array = 11705 new PackageParser.ActivityIntentInfo[intentFilters.size()]; 11706 intentFilters.toArray(array); 11707 listCut.add(array); 11708 } 11709 } 11710 return super.queryIntentFromList(intent, resolvedType, defaultOnly, 11711 vislbleToEphemeral, isEphemeral, listCut, userId); 11712 } 11713 11714 /** 11715 * Finds a privileged activity that matches the specified activity names. 11716 */ 11717 private PackageParser.Activity findMatchingActivity( 11718 List<PackageParser.Activity> activityList, ActivityInfo activityInfo) { 11719 for (PackageParser.Activity sysActivity : activityList) { 11720 if (sysActivity.info.name.equals(activityInfo.name)) { 11721 return sysActivity; 11722 } 11723 if (sysActivity.info.name.equals(activityInfo.targetActivity)) { 11724 return sysActivity; 11725 } 11726 if (sysActivity.info.targetActivity != null) { 11727 if (sysActivity.info.targetActivity.equals(activityInfo.name)) { 11728 return sysActivity; 11729 } 11730 if (sysActivity.info.targetActivity.equals(activityInfo.targetActivity)) { 11731 return sysActivity; 11732 } 11733 } 11734 } 11735 return null; 11736 } 11737 11738 public class IterGenerator<E> { 11739 public Iterator<E> generate(ActivityIntentInfo info) { 11740 return null; 11741 } 11742 } 11743 11744 public class ActionIterGenerator extends IterGenerator<String> { 11745 @Override 11746 public Iterator<String> generate(ActivityIntentInfo info) { 11747 return info.actionsIterator(); 11748 } 11749 } 11750 11751 public class CategoriesIterGenerator extends IterGenerator<String> { 11752 @Override 11753 public Iterator<String> generate(ActivityIntentInfo info) { 11754 return info.categoriesIterator(); 11755 } 11756 } 11757 11758 public class SchemesIterGenerator extends IterGenerator<String> { 11759 @Override 11760 public Iterator<String> generate(ActivityIntentInfo info) { 11761 return info.schemesIterator(); 11762 } 11763 } 11764 11765 public class AuthoritiesIterGenerator extends IterGenerator<IntentFilter.AuthorityEntry> { 11766 @Override 11767 public Iterator<IntentFilter.AuthorityEntry> generate(ActivityIntentInfo info) { 11768 return info.authoritiesIterator(); 11769 } 11770 } 11771 11772 /** 11773 * <em>WARNING</em> for performance reasons, the passed in intentList WILL BE 11774 * MODIFIED. Do not pass in a list that should not be changed. 11775 */ 11776 private <T> void getIntentListSubset(List<ActivityIntentInfo> intentList, 11777 IterGenerator<T> generator, Iterator<T> searchIterator) { 11778 // loop through the set of actions; every one must be found in the intent filter 11779 while (searchIterator.hasNext()) { 11780 // we must have at least one filter in the list to consider a match 11781 if (intentList.size() == 0) { 11782 break; 11783 } 11784 11785 final T searchAction = searchIterator.next(); 11786 11787 // loop through the set of intent filters 11788 final Iterator<ActivityIntentInfo> intentIter = intentList.iterator(); 11789 while (intentIter.hasNext()) { 11790 final ActivityIntentInfo intentInfo = intentIter.next(); 11791 boolean selectionFound = false; 11792 11793 // loop through the intent filter's selection criteria; at least one 11794 // of them must match the searched criteria 11795 final Iterator<T> intentSelectionIter = generator.generate(intentInfo); 11796 while (intentSelectionIter != null && intentSelectionIter.hasNext()) { 11797 final T intentSelection = intentSelectionIter.next(); 11798 if (intentSelection != null && intentSelection.equals(searchAction)) { 11799 selectionFound = true; 11800 break; 11801 } 11802 } 11803 11804 // the selection criteria wasn't found in this filter's set; this filter 11805 // is not a potential match 11806 if (!selectionFound) { 11807 intentIter.remove(); 11808 } 11809 } 11810 } 11811 } 11812 11813 private boolean isProtectedAction(ActivityIntentInfo filter) { 11814 final Iterator<String> actionsIter = filter.actionsIterator(); 11815 while (actionsIter != null && actionsIter.hasNext()) { 11816 final String filterAction = actionsIter.next(); 11817 if (PROTECTED_ACTIONS.contains(filterAction)) { 11818 return true; 11819 } 11820 } 11821 return false; 11822 } 11823 11824 /** 11825 * Adjusts the priority of the given intent filter according to policy. 11826 * <p> 11827 * <ul> 11828 * <li>The priority for non privileged applications is capped to '0'</li> 11829 * <li>The priority for protected actions on privileged applications is capped to '0'</li> 11830 * <li>The priority for unbundled updates to privileged applications is capped to the 11831 * priority defined on the system partition</li> 11832 * </ul> 11833 * <p> 11834 * <em>NOTE:</em> There is one exception. For security reasons, the setup wizard is 11835 * allowed to obtain any priority on any action. 11836 */ 11837 private void adjustPriority( 11838 List<PackageParser.Activity> systemActivities, ActivityIntentInfo intent) { 11839 // nothing to do; priority is fine as-is 11840 if (intent.getPriority() <= 0) { 11841 return; 11842 } 11843 11844 final ActivityInfo activityInfo = intent.activity.info; 11845 final ApplicationInfo applicationInfo = activityInfo.applicationInfo; 11846 11847 final boolean privilegedApp = 11848 ((applicationInfo.privateFlags & ApplicationInfo.PRIVATE_FLAG_PRIVILEGED) != 0); 11849 if (!privilegedApp) { 11850 // non-privileged applications can never define a priority >0 11851 Slog.w(TAG, "Non-privileged app; cap priority to 0;" 11852 + " package: " + applicationInfo.packageName 11853 + " activity: " + intent.activity.className 11854 + " origPrio: " + intent.getPriority()); 11855 intent.setPriority(0); 11856 return; 11857 } 11858 11859 if (systemActivities == null) { 11860 // the system package is not disabled; we're parsing the system partition 11861 if (isProtectedAction(intent)) { 11862 if (mDeferProtectedFilters) { 11863 // We can't deal with these just yet. No component should ever obtain a 11864 // >0 priority for a protected actions, with ONE exception -- the setup 11865 // wizard. The setup wizard, however, cannot be known until we're able to 11866 // query it for the category CATEGORY_SETUP_WIZARD. Which we can't do 11867 // until all intent filters have been processed. Chicken, meet egg. 11868 // Let the filter temporarily have a high priority and rectify the 11869 // priorities after all system packages have been scanned. 11870 mProtectedFilters.add(intent); 11871 if (DEBUG_FILTERS) { 11872 Slog.i(TAG, "Protected action; save for later;" 11873 + " package: " + applicationInfo.packageName 11874 + " activity: " + intent.activity.className 11875 + " origPrio: " + intent.getPriority()); 11876 } 11877 return; 11878 } else { 11879 if (DEBUG_FILTERS && mSetupWizardPackage == null) { 11880 Slog.i(TAG, "No setup wizard;" 11881 + " All protected intents capped to priority 0"); 11882 } 11883 if (intent.activity.info.packageName.equals(mSetupWizardPackage)) { 11884 if (DEBUG_FILTERS) { 11885 Slog.i(TAG, "Found setup wizard;" 11886 + " allow priority " + intent.getPriority() + ";" 11887 + " package: " + intent.activity.info.packageName 11888 + " activity: " + intent.activity.className 11889 + " priority: " + intent.getPriority()); 11890 } 11891 // setup wizard gets whatever it wants 11892 return; 11893 } 11894 Slog.w(TAG, "Protected action; cap priority to 0;" 11895 + " package: " + intent.activity.info.packageName 11896 + " activity: " + intent.activity.className 11897 + " origPrio: " + intent.getPriority()); 11898 intent.setPriority(0); 11899 return; 11900 } 11901 } 11902 // privileged apps on the system image get whatever priority they request 11903 return; 11904 } 11905 11906 // privileged app unbundled update ... try to find the same activity 11907 final PackageParser.Activity foundActivity = 11908 findMatchingActivity(systemActivities, activityInfo); 11909 if (foundActivity == null) { 11910 // this is a new activity; it cannot obtain >0 priority 11911 if (DEBUG_FILTERS) { 11912 Slog.i(TAG, "New activity; cap priority to 0;" 11913 + " package: " + applicationInfo.packageName 11914 + " activity: " + intent.activity.className 11915 + " origPrio: " + intent.getPriority()); 11916 } 11917 intent.setPriority(0); 11918 return; 11919 } 11920 11921 // found activity, now check for filter equivalence 11922 11923 // a shallow copy is enough; we modify the list, not its contents 11924 final List<ActivityIntentInfo> intentListCopy = 11925 new ArrayList<>(foundActivity.intents); 11926 final List<ActivityIntentInfo> foundFilters = findFilters(intent); 11927 11928 // find matching action subsets 11929 final Iterator<String> actionsIterator = intent.actionsIterator(); 11930 if (actionsIterator != null) { 11931 getIntentListSubset( 11932 intentListCopy, new ActionIterGenerator(), actionsIterator); 11933 if (intentListCopy.size() == 0) { 11934 // no more intents to match; we're not equivalent 11935 if (DEBUG_FILTERS) { 11936 Slog.i(TAG, "Mismatched action; cap priority to 0;" 11937 + " package: " + applicationInfo.packageName 11938 + " activity: " + intent.activity.className 11939 + " origPrio: " + intent.getPriority()); 11940 } 11941 intent.setPriority(0); 11942 return; 11943 } 11944 } 11945 11946 // find matching category subsets 11947 final Iterator<String> categoriesIterator = intent.categoriesIterator(); 11948 if (categoriesIterator != null) { 11949 getIntentListSubset(intentListCopy, new CategoriesIterGenerator(), 11950 categoriesIterator); 11951 if (intentListCopy.size() == 0) { 11952 // no more intents to match; we're not equivalent 11953 if (DEBUG_FILTERS) { 11954 Slog.i(TAG, "Mismatched category; cap priority to 0;" 11955 + " package: " + applicationInfo.packageName 11956 + " activity: " + intent.activity.className 11957 + " origPrio: " + intent.getPriority()); 11958 } 11959 intent.setPriority(0); 11960 return; 11961 } 11962 } 11963 11964 // find matching schemes subsets 11965 final Iterator<String> schemesIterator = intent.schemesIterator(); 11966 if (schemesIterator != null) { 11967 getIntentListSubset(intentListCopy, new SchemesIterGenerator(), 11968 schemesIterator); 11969 if (intentListCopy.size() == 0) { 11970 // no more intents to match; we're not equivalent 11971 if (DEBUG_FILTERS) { 11972 Slog.i(TAG, "Mismatched scheme; cap priority to 0;" 11973 + " package: " + applicationInfo.packageName 11974 + " activity: " + intent.activity.className 11975 + " origPrio: " + intent.getPriority()); 11976 } 11977 intent.setPriority(0); 11978 return; 11979 } 11980 } 11981 11982 // find matching authorities subsets 11983 final Iterator<IntentFilter.AuthorityEntry> 11984 authoritiesIterator = intent.authoritiesIterator(); 11985 if (authoritiesIterator != null) { 11986 getIntentListSubset(intentListCopy, 11987 new AuthoritiesIterGenerator(), 11988 authoritiesIterator); 11989 if (intentListCopy.size() == 0) { 11990 // no more intents to match; we're not equivalent 11991 if (DEBUG_FILTERS) { 11992 Slog.i(TAG, "Mismatched authority; cap priority to 0;" 11993 + " package: " + applicationInfo.packageName 11994 + " activity: " + intent.activity.className 11995 + " origPrio: " + intent.getPriority()); 11996 } 11997 intent.setPriority(0); 11998 return; 11999 } 12000 } 12001 12002 // we found matching filter(s); app gets the max priority of all intents 12003 int cappedPriority = 0; 12004 for (int i = intentListCopy.size() - 1; i >= 0; --i) { 12005 cappedPriority = Math.max(cappedPriority, intentListCopy.get(i).getPriority()); 12006 } 12007 if (intent.getPriority() > cappedPriority) { 12008 if (DEBUG_FILTERS) { 12009 Slog.i(TAG, "Found matching filter(s);" 12010 + " cap priority to " + cappedPriority + ";" 12011 + " package: " + applicationInfo.packageName 12012 + " activity: " + intent.activity.className 12013 + " origPrio: " + intent.getPriority()); 12014 } 12015 intent.setPriority(cappedPriority); 12016 return; 12017 } 12018 // all this for nothing; the requested priority was <= what was on the system 12019 } 12020 12021 public final void addActivity(PackageParser.Activity a, String type) { 12022 mActivities.put(a.getComponentName(), a); 12023 if (DEBUG_SHOW_INFO) 12024 Log.v( 12025 TAG, " " + type + " " + 12026 (a.info.nonLocalizedLabel != null ? a.info.nonLocalizedLabel : a.info.name) + ":"); 12027 if (DEBUG_SHOW_INFO) 12028 Log.v(TAG, " Class=" + a.info.name); 12029 final int NI = a.intents.size(); 12030 for (int j=0; j<NI; j++) { 12031 PackageParser.ActivityIntentInfo intent = a.intents.get(j); 12032 if ("activity".equals(type)) { 12033 final PackageSetting ps = 12034 mSettings.getDisabledSystemPkgLPr(intent.activity.info.packageName); 12035 final List<PackageParser.Activity> systemActivities = 12036 ps != null && ps.pkg != null ? ps.pkg.activities : null; 12037 adjustPriority(systemActivities, intent); 12038 } 12039 if (DEBUG_SHOW_INFO) { 12040 Log.v(TAG, " IntentFilter:"); 12041 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 12042 } 12043 if (!intent.debugCheck()) { 12044 Log.w(TAG, "==> For Activity " + a.info.name); 12045 } 12046 addFilter(intent); 12047 } 12048 } 12049 12050 public final void removeActivity(PackageParser.Activity a, String type) { 12051 mActivities.remove(a.getComponentName()); 12052 if (DEBUG_SHOW_INFO) { 12053 Log.v(TAG, " " + type + " " 12054 + (a.info.nonLocalizedLabel != null ? a.info.nonLocalizedLabel 12055 : a.info.name) + ":"); 12056 Log.v(TAG, " Class=" + a.info.name); 12057 } 12058 final int NI = a.intents.size(); 12059 for (int j=0; j<NI; j++) { 12060 PackageParser.ActivityIntentInfo intent = a.intents.get(j); 12061 if (DEBUG_SHOW_INFO) { 12062 Log.v(TAG, " IntentFilter:"); 12063 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 12064 } 12065 removeFilter(intent); 12066 } 12067 } 12068 12069 @Override 12070 protected boolean allowFilterResult( 12071 PackageParser.ActivityIntentInfo filter, List<ResolveInfo> dest) { 12072 ActivityInfo filterAi = filter.activity.info; 12073 for (int i=dest.size()-1; i>=0; i--) { 12074 ActivityInfo destAi = dest.get(i).activityInfo; 12075 if (destAi.name == filterAi.name 12076 && destAi.packageName == filterAi.packageName) { 12077 return false; 12078 } 12079 } 12080 return true; 12081 } 12082 12083 @Override 12084 protected ActivityIntentInfo[] newArray(int size) { 12085 return new ActivityIntentInfo[size]; 12086 } 12087 12088 @Override 12089 protected boolean isFilterStopped(PackageParser.ActivityIntentInfo filter, int userId) { 12090 if (!sUserManager.exists(userId)) return true; 12091 PackageParser.Package p = filter.activity.owner; 12092 if (p != null) { 12093 PackageSetting ps = (PackageSetting)p.mExtras; 12094 if (ps != null) { 12095 // System apps are never considered stopped for purposes of 12096 // filtering, because there may be no way for the user to 12097 // actually re-launch them. 12098 return (ps.pkgFlags&ApplicationInfo.FLAG_SYSTEM) == 0 12099 && ps.getStopped(userId); 12100 } 12101 } 12102 return false; 12103 } 12104 12105 @Override 12106 protected boolean isPackageForFilter(String packageName, 12107 PackageParser.ActivityIntentInfo info) { 12108 return packageName.equals(info.activity.owner.packageName); 12109 } 12110 12111 @Override 12112 protected ResolveInfo newResult(PackageParser.ActivityIntentInfo info, 12113 int match, int userId) { 12114 if (!sUserManager.exists(userId)) return null; 12115 if (!mSettings.isEnabledAndMatchLPr(info.activity.info, mFlags, userId)) { 12116 return null; 12117 } 12118 final PackageParser.Activity activity = info.activity; 12119 PackageSetting ps = (PackageSetting) activity.owner.mExtras; 12120 if (ps == null) { 12121 return null; 12122 } 12123 ActivityInfo ai = PackageParser.generateActivityInfo(activity, mFlags, 12124 ps.readUserState(userId), userId); 12125 if (ai == null) { 12126 return null; 12127 } 12128 final ResolveInfo res = new ResolveInfo(); 12129 res.activityInfo = ai; 12130 if ((mFlags&PackageManager.GET_RESOLVED_FILTER) != 0) { 12131 res.filter = info; 12132 } 12133 if (info != null) { 12134 res.handleAllWebDataURI = info.handleAllWebDataURI(); 12135 } 12136 res.priority = info.getPriority(); 12137 res.preferredOrder = activity.owner.mPreferredOrder; 12138 //System.out.println("Result: " + res.activityInfo.className + 12139 // " = " + res.priority); 12140 res.match = match; 12141 res.isDefault = info.hasDefault; 12142 res.labelRes = info.labelRes; 12143 res.nonLocalizedLabel = info.nonLocalizedLabel; 12144 if (userNeedsBadging(userId)) { 12145 res.noResourceId = true; 12146 } else { 12147 res.icon = info.icon; 12148 } 12149 res.iconResourceId = info.icon; 12150 res.system = res.activityInfo.applicationInfo.isSystemApp(); 12151 return res; 12152 } 12153 12154 @Override 12155 protected void sortResults(List<ResolveInfo> results) { 12156 Collections.sort(results, mResolvePrioritySorter); 12157 } 12158 12159 @Override 12160 protected void dumpFilter(PrintWriter out, String prefix, 12161 PackageParser.ActivityIntentInfo filter) { 12162 out.print(prefix); out.print( 12163 Integer.toHexString(System.identityHashCode(filter.activity))); 12164 out.print(' '); 12165 filter.activity.printComponentShortName(out); 12166 out.print(" filter "); 12167 out.println(Integer.toHexString(System.identityHashCode(filter))); 12168 } 12169 12170 @Override 12171 protected Object filterToLabel(PackageParser.ActivityIntentInfo filter) { 12172 return filter.activity; 12173 } 12174 12175 protected void dumpFilterLabel(PrintWriter out, String prefix, Object label, int count) { 12176 PackageParser.Activity activity = (PackageParser.Activity)label; 12177 out.print(prefix); out.print( 12178 Integer.toHexString(System.identityHashCode(activity))); 12179 out.print(' '); 12180 activity.printComponentShortName(out); 12181 if (count > 1) { 12182 out.print(" ("); out.print(count); out.print(" filters)"); 12183 } 12184 out.println(); 12185 } 12186 12187 // Keys are String (activity class name), values are Activity. 12188 private final ArrayMap<ComponentName, PackageParser.Activity> mActivities 12189 = new ArrayMap<ComponentName, PackageParser.Activity>(); 12190 private int mFlags; 12191 } 12192 12193 private final class ServiceIntentResolver 12194 extends IntentResolver<PackageParser.ServiceIntentInfo, ResolveInfo> { 12195 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, 12196 boolean defaultOnly, boolean visibleToEphemeral, boolean isEphemeral, int userId) { 12197 mFlags = defaultOnly ? PackageManager.MATCH_DEFAULT_ONLY : 0; 12198 return super.queryIntent(intent, resolvedType, defaultOnly, visibleToEphemeral, 12199 isEphemeral, userId); 12200 } 12201 12202 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, int flags, 12203 int userId) { 12204 if (!sUserManager.exists(userId)) return null; 12205 mFlags = flags; 12206 return super.queryIntent(intent, resolvedType, 12207 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, 12208 (flags & PackageManager.MATCH_VISIBLE_TO_EPHEMERAL_ONLY) != 0, 12209 (flags & PackageManager.MATCH_EPHEMERAL) != 0, userId); 12210 } 12211 12212 public List<ResolveInfo> queryIntentForPackage(Intent intent, String resolvedType, 12213 int flags, ArrayList<PackageParser.Service> packageServices, int userId) { 12214 if (!sUserManager.exists(userId)) return null; 12215 if (packageServices == null) { 12216 return null; 12217 } 12218 mFlags = flags; 12219 final boolean defaultOnly = (flags&PackageManager.MATCH_DEFAULT_ONLY) != 0; 12220 final boolean vislbleToEphemeral = 12221 (flags&PackageManager.MATCH_VISIBLE_TO_EPHEMERAL_ONLY) != 0; 12222 final boolean isEphemeral = (flags&PackageManager.MATCH_EPHEMERAL) != 0; 12223 final int N = packageServices.size(); 12224 ArrayList<PackageParser.ServiceIntentInfo[]> listCut = 12225 new ArrayList<PackageParser.ServiceIntentInfo[]>(N); 12226 12227 ArrayList<PackageParser.ServiceIntentInfo> intentFilters; 12228 for (int i = 0; i < N; ++i) { 12229 intentFilters = packageServices.get(i).intents; 12230 if (intentFilters != null && intentFilters.size() > 0) { 12231 PackageParser.ServiceIntentInfo[] array = 12232 new PackageParser.ServiceIntentInfo[intentFilters.size()]; 12233 intentFilters.toArray(array); 12234 listCut.add(array); 12235 } 12236 } 12237 return super.queryIntentFromList(intent, resolvedType, defaultOnly, 12238 vislbleToEphemeral, isEphemeral, listCut, userId); 12239 } 12240 12241 public final void addService(PackageParser.Service s) { 12242 mServices.put(s.getComponentName(), s); 12243 if (DEBUG_SHOW_INFO) { 12244 Log.v(TAG, " " 12245 + (s.info.nonLocalizedLabel != null 12246 ? s.info.nonLocalizedLabel : s.info.name) + ":"); 12247 Log.v(TAG, " Class=" + s.info.name); 12248 } 12249 final int NI = s.intents.size(); 12250 int j; 12251 for (j=0; j<NI; j++) { 12252 PackageParser.ServiceIntentInfo intent = s.intents.get(j); 12253 if (DEBUG_SHOW_INFO) { 12254 Log.v(TAG, " IntentFilter:"); 12255 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 12256 } 12257 if (!intent.debugCheck()) { 12258 Log.w(TAG, "==> For Service " + s.info.name); 12259 } 12260 addFilter(intent); 12261 } 12262 } 12263 12264 public final void removeService(PackageParser.Service s) { 12265 mServices.remove(s.getComponentName()); 12266 if (DEBUG_SHOW_INFO) { 12267 Log.v(TAG, " " + (s.info.nonLocalizedLabel != null 12268 ? s.info.nonLocalizedLabel : s.info.name) + ":"); 12269 Log.v(TAG, " Class=" + s.info.name); 12270 } 12271 final int NI = s.intents.size(); 12272 int j; 12273 for (j=0; j<NI; j++) { 12274 PackageParser.ServiceIntentInfo intent = s.intents.get(j); 12275 if (DEBUG_SHOW_INFO) { 12276 Log.v(TAG, " IntentFilter:"); 12277 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 12278 } 12279 removeFilter(intent); 12280 } 12281 } 12282 12283 @Override 12284 protected boolean allowFilterResult( 12285 PackageParser.ServiceIntentInfo filter, List<ResolveInfo> dest) { 12286 ServiceInfo filterSi = filter.service.info; 12287 for (int i=dest.size()-1; i>=0; i--) { 12288 ServiceInfo destAi = dest.get(i).serviceInfo; 12289 if (destAi.name == filterSi.name 12290 && destAi.packageName == filterSi.packageName) { 12291 return false; 12292 } 12293 } 12294 return true; 12295 } 12296 12297 @Override 12298 protected PackageParser.ServiceIntentInfo[] newArray(int size) { 12299 return new PackageParser.ServiceIntentInfo[size]; 12300 } 12301 12302 @Override 12303 protected boolean isFilterStopped(PackageParser.ServiceIntentInfo filter, int userId) { 12304 if (!sUserManager.exists(userId)) return true; 12305 PackageParser.Package p = filter.service.owner; 12306 if (p != null) { 12307 PackageSetting ps = (PackageSetting)p.mExtras; 12308 if (ps != null) { 12309 // System apps are never considered stopped for purposes of 12310 // filtering, because there may be no way for the user to 12311 // actually re-launch them. 12312 return (ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) == 0 12313 && ps.getStopped(userId); 12314 } 12315 } 12316 return false; 12317 } 12318 12319 @Override 12320 protected boolean isPackageForFilter(String packageName, 12321 PackageParser.ServiceIntentInfo info) { 12322 return packageName.equals(info.service.owner.packageName); 12323 } 12324 12325 @Override 12326 protected ResolveInfo newResult(PackageParser.ServiceIntentInfo filter, 12327 int match, int userId) { 12328 if (!sUserManager.exists(userId)) return null; 12329 final PackageParser.ServiceIntentInfo info = (PackageParser.ServiceIntentInfo)filter; 12330 if (!mSettings.isEnabledAndMatchLPr(info.service.info, mFlags, userId)) { 12331 return null; 12332 } 12333 final PackageParser.Service service = info.service; 12334 PackageSetting ps = (PackageSetting) service.owner.mExtras; 12335 if (ps == null) { 12336 return null; 12337 } 12338 ServiceInfo si = PackageParser.generateServiceInfo(service, mFlags, 12339 ps.readUserState(userId), userId); 12340 if (si == null) { 12341 return null; 12342 } 12343 final ResolveInfo res = new ResolveInfo(); 12344 res.serviceInfo = si; 12345 if ((mFlags&PackageManager.GET_RESOLVED_FILTER) != 0) { 12346 res.filter = filter; 12347 } 12348 res.priority = info.getPriority(); 12349 res.preferredOrder = service.owner.mPreferredOrder; 12350 res.match = match; 12351 res.isDefault = info.hasDefault; 12352 res.labelRes = info.labelRes; 12353 res.nonLocalizedLabel = info.nonLocalizedLabel; 12354 res.icon = info.icon; 12355 res.system = res.serviceInfo.applicationInfo.isSystemApp(); 12356 return res; 12357 } 12358 12359 @Override 12360 protected void sortResults(List<ResolveInfo> results) { 12361 Collections.sort(results, mResolvePrioritySorter); 12362 } 12363 12364 @Override 12365 protected void dumpFilter(PrintWriter out, String prefix, 12366 PackageParser.ServiceIntentInfo filter) { 12367 out.print(prefix); out.print( 12368 Integer.toHexString(System.identityHashCode(filter.service))); 12369 out.print(' '); 12370 filter.service.printComponentShortName(out); 12371 out.print(" filter "); 12372 out.println(Integer.toHexString(System.identityHashCode(filter))); 12373 } 12374 12375 @Override 12376 protected Object filterToLabel(PackageParser.ServiceIntentInfo filter) { 12377 return filter.service; 12378 } 12379 12380 protected void dumpFilterLabel(PrintWriter out, String prefix, Object label, int count) { 12381 PackageParser.Service service = (PackageParser.Service)label; 12382 out.print(prefix); out.print( 12383 Integer.toHexString(System.identityHashCode(service))); 12384 out.print(' '); 12385 service.printComponentShortName(out); 12386 if (count > 1) { 12387 out.print(" ("); out.print(count); out.print(" filters)"); 12388 } 12389 out.println(); 12390 } 12391 12392// List<ResolveInfo> filterEnabled(List<ResolveInfo> resolveInfoList) { 12393// final Iterator<ResolveInfo> i = resolveInfoList.iterator(); 12394// final List<ResolveInfo> retList = Lists.newArrayList(); 12395// while (i.hasNext()) { 12396// final ResolveInfo resolveInfo = (ResolveInfo) i; 12397// if (isEnabledLP(resolveInfo.serviceInfo)) { 12398// retList.add(resolveInfo); 12399// } 12400// } 12401// return retList; 12402// } 12403 12404 // Keys are String (activity class name), values are Activity. 12405 private final ArrayMap<ComponentName, PackageParser.Service> mServices 12406 = new ArrayMap<ComponentName, PackageParser.Service>(); 12407 private int mFlags; 12408 } 12409 12410 private final class ProviderIntentResolver 12411 extends IntentResolver<PackageParser.ProviderIntentInfo, ResolveInfo> { 12412 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, 12413 boolean defaultOnly, boolean visibleToEphemeral, boolean isEphemeral, int userId) { 12414 mFlags = defaultOnly ? PackageManager.MATCH_DEFAULT_ONLY : 0; 12415 return super.queryIntent(intent, resolvedType, defaultOnly, visibleToEphemeral, 12416 isEphemeral, userId); 12417 } 12418 12419 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, int flags, 12420 int userId) { 12421 if (!sUserManager.exists(userId)) 12422 return null; 12423 mFlags = flags; 12424 return super.queryIntent(intent, resolvedType, 12425 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, 12426 (flags & PackageManager.MATCH_VISIBLE_TO_EPHEMERAL_ONLY) != 0, 12427 (flags & PackageManager.MATCH_EPHEMERAL) != 0, userId); 12428 } 12429 12430 public List<ResolveInfo> queryIntentForPackage(Intent intent, String resolvedType, 12431 int flags, ArrayList<PackageParser.Provider> packageProviders, int userId) { 12432 if (!sUserManager.exists(userId)) 12433 return null; 12434 if (packageProviders == null) { 12435 return null; 12436 } 12437 mFlags = flags; 12438 final boolean defaultOnly = (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0; 12439 final boolean isEphemeral = (flags&PackageManager.MATCH_EPHEMERAL) != 0; 12440 final boolean vislbleToEphemeral = 12441 (flags&PackageManager.MATCH_VISIBLE_TO_EPHEMERAL_ONLY) != 0; 12442 final int N = packageProviders.size(); 12443 ArrayList<PackageParser.ProviderIntentInfo[]> listCut = 12444 new ArrayList<PackageParser.ProviderIntentInfo[]>(N); 12445 12446 ArrayList<PackageParser.ProviderIntentInfo> intentFilters; 12447 for (int i = 0; i < N; ++i) { 12448 intentFilters = packageProviders.get(i).intents; 12449 if (intentFilters != null && intentFilters.size() > 0) { 12450 PackageParser.ProviderIntentInfo[] array = 12451 new PackageParser.ProviderIntentInfo[intentFilters.size()]; 12452 intentFilters.toArray(array); 12453 listCut.add(array); 12454 } 12455 } 12456 return super.queryIntentFromList(intent, resolvedType, defaultOnly, 12457 vislbleToEphemeral, isEphemeral, listCut, userId); 12458 } 12459 12460 public final void addProvider(PackageParser.Provider p) { 12461 if (mProviders.containsKey(p.getComponentName())) { 12462 Slog.w(TAG, "Provider " + p.getComponentName() + " already defined; ignoring"); 12463 return; 12464 } 12465 12466 mProviders.put(p.getComponentName(), p); 12467 if (DEBUG_SHOW_INFO) { 12468 Log.v(TAG, " " 12469 + (p.info.nonLocalizedLabel != null 12470 ? p.info.nonLocalizedLabel : p.info.name) + ":"); 12471 Log.v(TAG, " Class=" + p.info.name); 12472 } 12473 final int NI = p.intents.size(); 12474 int j; 12475 for (j = 0; j < NI; j++) { 12476 PackageParser.ProviderIntentInfo intent = p.intents.get(j); 12477 if (DEBUG_SHOW_INFO) { 12478 Log.v(TAG, " IntentFilter:"); 12479 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 12480 } 12481 if (!intent.debugCheck()) { 12482 Log.w(TAG, "==> For Provider " + p.info.name); 12483 } 12484 addFilter(intent); 12485 } 12486 } 12487 12488 public final void removeProvider(PackageParser.Provider p) { 12489 mProviders.remove(p.getComponentName()); 12490 if (DEBUG_SHOW_INFO) { 12491 Log.v(TAG, " " + (p.info.nonLocalizedLabel != null 12492 ? p.info.nonLocalizedLabel : p.info.name) + ":"); 12493 Log.v(TAG, " Class=" + p.info.name); 12494 } 12495 final int NI = p.intents.size(); 12496 int j; 12497 for (j = 0; j < NI; j++) { 12498 PackageParser.ProviderIntentInfo intent = p.intents.get(j); 12499 if (DEBUG_SHOW_INFO) { 12500 Log.v(TAG, " IntentFilter:"); 12501 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 12502 } 12503 removeFilter(intent); 12504 } 12505 } 12506 12507 @Override 12508 protected boolean allowFilterResult( 12509 PackageParser.ProviderIntentInfo filter, List<ResolveInfo> dest) { 12510 ProviderInfo filterPi = filter.provider.info; 12511 for (int i = dest.size() - 1; i >= 0; i--) { 12512 ProviderInfo destPi = dest.get(i).providerInfo; 12513 if (destPi.name == filterPi.name 12514 && destPi.packageName == filterPi.packageName) { 12515 return false; 12516 } 12517 } 12518 return true; 12519 } 12520 12521 @Override 12522 protected PackageParser.ProviderIntentInfo[] newArray(int size) { 12523 return new PackageParser.ProviderIntentInfo[size]; 12524 } 12525 12526 @Override 12527 protected boolean isFilterStopped(PackageParser.ProviderIntentInfo filter, int userId) { 12528 if (!sUserManager.exists(userId)) 12529 return true; 12530 PackageParser.Package p = filter.provider.owner; 12531 if (p != null) { 12532 PackageSetting ps = (PackageSetting) p.mExtras; 12533 if (ps != null) { 12534 // System apps are never considered stopped for purposes of 12535 // filtering, because there may be no way for the user to 12536 // actually re-launch them. 12537 return (ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) == 0 12538 && ps.getStopped(userId); 12539 } 12540 } 12541 return false; 12542 } 12543 12544 @Override 12545 protected boolean isPackageForFilter(String packageName, 12546 PackageParser.ProviderIntentInfo info) { 12547 return packageName.equals(info.provider.owner.packageName); 12548 } 12549 12550 @Override 12551 protected ResolveInfo newResult(PackageParser.ProviderIntentInfo filter, 12552 int match, int userId) { 12553 if (!sUserManager.exists(userId)) 12554 return null; 12555 final PackageParser.ProviderIntentInfo info = filter; 12556 if (!mSettings.isEnabledAndMatchLPr(info.provider.info, mFlags, userId)) { 12557 return null; 12558 } 12559 final PackageParser.Provider provider = info.provider; 12560 PackageSetting ps = (PackageSetting) provider.owner.mExtras; 12561 if (ps == null) { 12562 return null; 12563 } 12564 ProviderInfo pi = PackageParser.generateProviderInfo(provider, mFlags, 12565 ps.readUserState(userId), userId); 12566 if (pi == null) { 12567 return null; 12568 } 12569 final ResolveInfo res = new ResolveInfo(); 12570 res.providerInfo = pi; 12571 if ((mFlags & PackageManager.GET_RESOLVED_FILTER) != 0) { 12572 res.filter = filter; 12573 } 12574 res.priority = info.getPriority(); 12575 res.preferredOrder = provider.owner.mPreferredOrder; 12576 res.match = match; 12577 res.isDefault = info.hasDefault; 12578 res.labelRes = info.labelRes; 12579 res.nonLocalizedLabel = info.nonLocalizedLabel; 12580 res.icon = info.icon; 12581 res.system = res.providerInfo.applicationInfo.isSystemApp(); 12582 return res; 12583 } 12584 12585 @Override 12586 protected void sortResults(List<ResolveInfo> results) { 12587 Collections.sort(results, mResolvePrioritySorter); 12588 } 12589 12590 @Override 12591 protected void dumpFilter(PrintWriter out, String prefix, 12592 PackageParser.ProviderIntentInfo filter) { 12593 out.print(prefix); 12594 out.print( 12595 Integer.toHexString(System.identityHashCode(filter.provider))); 12596 out.print(' '); 12597 filter.provider.printComponentShortName(out); 12598 out.print(" filter "); 12599 out.println(Integer.toHexString(System.identityHashCode(filter))); 12600 } 12601 12602 @Override 12603 protected Object filterToLabel(PackageParser.ProviderIntentInfo filter) { 12604 return filter.provider; 12605 } 12606 12607 protected void dumpFilterLabel(PrintWriter out, String prefix, Object label, int count) { 12608 PackageParser.Provider provider = (PackageParser.Provider)label; 12609 out.print(prefix); out.print( 12610 Integer.toHexString(System.identityHashCode(provider))); 12611 out.print(' '); 12612 provider.printComponentShortName(out); 12613 if (count > 1) { 12614 out.print(" ("); out.print(count); out.print(" filters)"); 12615 } 12616 out.println(); 12617 } 12618 12619 private final ArrayMap<ComponentName, PackageParser.Provider> mProviders 12620 = new ArrayMap<ComponentName, PackageParser.Provider>(); 12621 private int mFlags; 12622 } 12623 12624 static final class EphemeralIntentResolver 12625 extends IntentResolver<EphemeralResponse, EphemeralResponse> { 12626 /** 12627 * The result that has the highest defined order. Ordering applies on a 12628 * per-package basis. Mapping is from package name to Pair of order and 12629 * EphemeralResolveInfo. 12630 * <p> 12631 * NOTE: This is implemented as a field variable for convenience and efficiency. 12632 * By having a field variable, we're able to track filter ordering as soon as 12633 * a non-zero order is defined. Otherwise, multiple loops across the result set 12634 * would be needed to apply ordering. If the intent resolver becomes re-entrant, 12635 * this needs to be contained entirely within {@link #filterResults()}. 12636 */ 12637 final ArrayMap<String, Pair<Integer, EphemeralResolveInfo>> mOrderResult = new ArrayMap<>(); 12638 12639 @Override 12640 protected EphemeralResponse[] newArray(int size) { 12641 return new EphemeralResponse[size]; 12642 } 12643 12644 @Override 12645 protected boolean isPackageForFilter(String packageName, EphemeralResponse responseObj) { 12646 return true; 12647 } 12648 12649 @Override 12650 protected EphemeralResponse newResult(EphemeralResponse responseObj, int match, 12651 int userId) { 12652 if (!sUserManager.exists(userId)) { 12653 return null; 12654 } 12655 final String packageName = responseObj.resolveInfo.getPackageName(); 12656 final Integer order = responseObj.getOrder(); 12657 final Pair<Integer, EphemeralResolveInfo> lastOrderResult = 12658 mOrderResult.get(packageName); 12659 // ordering is enabled and this item's order isn't high enough 12660 if (lastOrderResult != null && lastOrderResult.first >= order) { 12661 return null; 12662 } 12663 final EphemeralResolveInfo res = responseObj.resolveInfo; 12664 if (order > 0) { 12665 // non-zero order, enable ordering 12666 mOrderResult.put(packageName, new Pair<>(order, res)); 12667 } 12668 return responseObj; 12669 } 12670 12671 @Override 12672 protected void filterResults(List<EphemeralResponse> results) { 12673 // only do work if ordering is enabled [most of the time it won't be] 12674 if (mOrderResult.size() == 0) { 12675 return; 12676 } 12677 int resultSize = results.size(); 12678 for (int i = 0; i < resultSize; i++) { 12679 final EphemeralResolveInfo info = results.get(i).resolveInfo; 12680 final String packageName = info.getPackageName(); 12681 final Pair<Integer, EphemeralResolveInfo> savedInfo = mOrderResult.get(packageName); 12682 if (savedInfo == null) { 12683 // package doesn't having ordering 12684 continue; 12685 } 12686 if (savedInfo.second == info) { 12687 // circled back to the highest ordered item; remove from order list 12688 mOrderResult.remove(savedInfo); 12689 if (mOrderResult.size() == 0) { 12690 // no more ordered items 12691 break; 12692 } 12693 continue; 12694 } 12695 // item has a worse order, remove it from the result list 12696 results.remove(i); 12697 resultSize--; 12698 i--; 12699 } 12700 } 12701 } 12702 12703 private static final Comparator<ResolveInfo> mResolvePrioritySorter = 12704 new Comparator<ResolveInfo>() { 12705 public int compare(ResolveInfo r1, ResolveInfo r2) { 12706 int v1 = r1.priority; 12707 int v2 = r2.priority; 12708 //System.out.println("Comparing: q1=" + q1 + " q2=" + q2); 12709 if (v1 != v2) { 12710 return (v1 > v2) ? -1 : 1; 12711 } 12712 v1 = r1.preferredOrder; 12713 v2 = r2.preferredOrder; 12714 if (v1 != v2) { 12715 return (v1 > v2) ? -1 : 1; 12716 } 12717 if (r1.isDefault != r2.isDefault) { 12718 return r1.isDefault ? -1 : 1; 12719 } 12720 v1 = r1.match; 12721 v2 = r2.match; 12722 //System.out.println("Comparing: m1=" + m1 + " m2=" + m2); 12723 if (v1 != v2) { 12724 return (v1 > v2) ? -1 : 1; 12725 } 12726 if (r1.system != r2.system) { 12727 return r1.system ? -1 : 1; 12728 } 12729 if (r1.activityInfo != null) { 12730 return r1.activityInfo.packageName.compareTo(r2.activityInfo.packageName); 12731 } 12732 if (r1.serviceInfo != null) { 12733 return r1.serviceInfo.packageName.compareTo(r2.serviceInfo.packageName); 12734 } 12735 if (r1.providerInfo != null) { 12736 return r1.providerInfo.packageName.compareTo(r2.providerInfo.packageName); 12737 } 12738 return 0; 12739 } 12740 }; 12741 12742 private static final Comparator<ProviderInfo> mProviderInitOrderSorter = 12743 new Comparator<ProviderInfo>() { 12744 public int compare(ProviderInfo p1, ProviderInfo p2) { 12745 final int v1 = p1.initOrder; 12746 final int v2 = p2.initOrder; 12747 return (v1 > v2) ? -1 : ((v1 < v2) ? 1 : 0); 12748 } 12749 }; 12750 12751 final void sendPackageBroadcast(final String action, final String pkg, final Bundle extras, 12752 final int flags, final String targetPkg, final IIntentReceiver finishedReceiver, 12753 final int[] userIds) { 12754 mHandler.post(new Runnable() { 12755 @Override 12756 public void run() { 12757 try { 12758 final IActivityManager am = ActivityManager.getService(); 12759 if (am == null) return; 12760 final int[] resolvedUserIds; 12761 if (userIds == null) { 12762 resolvedUserIds = am.getRunningUserIds(); 12763 } else { 12764 resolvedUserIds = userIds; 12765 } 12766 for (int id : resolvedUserIds) { 12767 final Intent intent = new Intent(action, 12768 pkg != null ? Uri.fromParts(PACKAGE_SCHEME, pkg, null) : null); 12769 if (extras != null) { 12770 intent.putExtras(extras); 12771 } 12772 if (targetPkg != null) { 12773 intent.setPackage(targetPkg); 12774 } 12775 // Modify the UID when posting to other users 12776 int uid = intent.getIntExtra(Intent.EXTRA_UID, -1); 12777 if (uid > 0 && UserHandle.getUserId(uid) != id) { 12778 uid = UserHandle.getUid(id, UserHandle.getAppId(uid)); 12779 intent.putExtra(Intent.EXTRA_UID, uid); 12780 } 12781 intent.putExtra(Intent.EXTRA_USER_HANDLE, id); 12782 intent.addFlags(Intent.FLAG_RECEIVER_REGISTERED_ONLY_BEFORE_BOOT | flags); 12783 if (DEBUG_BROADCASTS) { 12784 RuntimeException here = new RuntimeException("here"); 12785 here.fillInStackTrace(); 12786 Slog.d(TAG, "Sending to user " + id + ": " 12787 + intent.toShortString(false, true, false, false) 12788 + " " + intent.getExtras(), here); 12789 } 12790 am.broadcastIntent(null, intent, null, finishedReceiver, 12791 0, null, null, null, android.app.AppOpsManager.OP_NONE, 12792 null, finishedReceiver != null, false, id); 12793 } 12794 } catch (RemoteException ex) { 12795 } 12796 } 12797 }); 12798 } 12799 12800 /** 12801 * Check if the external storage media is available. This is true if there 12802 * is a mounted external storage medium or if the external storage is 12803 * emulated. 12804 */ 12805 private boolean isExternalMediaAvailable() { 12806 return mMediaMounted || Environment.isExternalStorageEmulated(); 12807 } 12808 12809 @Override 12810 public PackageCleanItem nextPackageToClean(PackageCleanItem lastPackage) { 12811 // writer 12812 synchronized (mPackages) { 12813 if (!isExternalMediaAvailable()) { 12814 // If the external storage is no longer mounted at this point, 12815 // the caller may not have been able to delete all of this 12816 // packages files and can not delete any more. Bail. 12817 return null; 12818 } 12819 final ArrayList<PackageCleanItem> pkgs = mSettings.mPackagesToBeCleaned; 12820 if (lastPackage != null) { 12821 pkgs.remove(lastPackage); 12822 } 12823 if (pkgs.size() > 0) { 12824 return pkgs.get(0); 12825 } 12826 } 12827 return null; 12828 } 12829 12830 void schedulePackageCleaning(String packageName, int userId, boolean andCode) { 12831 final Message msg = mHandler.obtainMessage(START_CLEANING_PACKAGE, 12832 userId, andCode ? 1 : 0, packageName); 12833 if (mSystemReady) { 12834 msg.sendToTarget(); 12835 } else { 12836 if (mPostSystemReadyMessages == null) { 12837 mPostSystemReadyMessages = new ArrayList<>(); 12838 } 12839 mPostSystemReadyMessages.add(msg); 12840 } 12841 } 12842 12843 void startCleaningPackages() { 12844 // reader 12845 if (!isExternalMediaAvailable()) { 12846 return; 12847 } 12848 synchronized (mPackages) { 12849 if (mSettings.mPackagesToBeCleaned.isEmpty()) { 12850 return; 12851 } 12852 } 12853 Intent intent = new Intent(PackageManager.ACTION_CLEAN_EXTERNAL_STORAGE); 12854 intent.setComponent(DEFAULT_CONTAINER_COMPONENT); 12855 IActivityManager am = ActivityManager.getService(); 12856 if (am != null) { 12857 try { 12858 am.startService(null, intent, null, -1, null, mContext.getOpPackageName(), 12859 UserHandle.USER_SYSTEM); 12860 } catch (RemoteException e) { 12861 } 12862 } 12863 } 12864 12865 @Override 12866 public void installPackageAsUser(String originPath, IPackageInstallObserver2 observer, 12867 int installFlags, String installerPackageName, int userId) { 12868 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.INSTALL_PACKAGES, null); 12869 12870 final int callingUid = Binder.getCallingUid(); 12871 enforceCrossUserPermission(callingUid, userId, 12872 true /* requireFullPermission */, true /* checkShell */, "installPackageAsUser"); 12873 12874 if (isUserRestricted(userId, UserManager.DISALLOW_INSTALL_APPS)) { 12875 try { 12876 if (observer != null) { 12877 observer.onPackageInstalled("", INSTALL_FAILED_USER_RESTRICTED, null, null); 12878 } 12879 } catch (RemoteException re) { 12880 } 12881 return; 12882 } 12883 12884 if ((callingUid == Process.SHELL_UID) || (callingUid == Process.ROOT_UID)) { 12885 installFlags |= PackageManager.INSTALL_FROM_ADB; 12886 12887 } else { 12888 // Caller holds INSTALL_PACKAGES permission, so we're less strict 12889 // about installerPackageName. 12890 12891 installFlags &= ~PackageManager.INSTALL_FROM_ADB; 12892 installFlags &= ~PackageManager.INSTALL_ALL_USERS; 12893 } 12894 12895 UserHandle user; 12896 if ((installFlags & PackageManager.INSTALL_ALL_USERS) != 0) { 12897 user = UserHandle.ALL; 12898 } else { 12899 user = new UserHandle(userId); 12900 } 12901 12902 // Only system components can circumvent runtime permissions when installing. 12903 if ((installFlags & PackageManager.INSTALL_GRANT_RUNTIME_PERMISSIONS) != 0 12904 && mContext.checkCallingOrSelfPermission(Manifest.permission 12905 .INSTALL_GRANT_RUNTIME_PERMISSIONS) == PackageManager.PERMISSION_DENIED) { 12906 throw new SecurityException("You need the " 12907 + "android.permission.INSTALL_GRANT_RUNTIME_PERMISSIONS permission " 12908 + "to use the PackageManager.INSTALL_GRANT_RUNTIME_PERMISSIONS flag"); 12909 } 12910 12911 final File originFile = new File(originPath); 12912 final OriginInfo origin = OriginInfo.fromUntrustedFile(originFile); 12913 12914 final Message msg = mHandler.obtainMessage(INIT_COPY); 12915 final VerificationInfo verificationInfo = new VerificationInfo( 12916 null /*originatingUri*/, null /*referrer*/, -1 /*originatingUid*/, callingUid); 12917 final InstallParams params = new InstallParams(origin, null /*moveInfo*/, observer, 12918 installFlags, installerPackageName, null /*volumeUuid*/, verificationInfo, user, 12919 null /*packageAbiOverride*/, null /*grantedPermissions*/, 12920 null /*certificates*/, PackageManager.INSTALL_REASON_UNKNOWN); 12921 params.setTraceMethod("installAsUser").setTraceCookie(System.identityHashCode(params)); 12922 msg.obj = params; 12923 12924 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "installAsUser", 12925 System.identityHashCode(msg.obj)); 12926 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "queueInstall", 12927 System.identityHashCode(msg.obj)); 12928 12929 mHandler.sendMessage(msg); 12930 } 12931 12932 12933 /** 12934 * Ensure that the install reason matches what we know about the package installer (e.g. whether 12935 * it is acting on behalf on an enterprise or the user). 12936 * 12937 * Note that the ordering of the conditionals in this method is important. The checks we perform 12938 * are as follows, in this order: 12939 * 12940 * 1) If the install is being performed by a system app, we can trust the app to have set the 12941 * install reason correctly. Thus, we pass through the install reason unchanged, no matter 12942 * what it is. 12943 * 2) If the install is being performed by a device or profile owner app, the install reason 12944 * should be enterprise policy. However, we cannot be sure that the device or profile owner 12945 * set the install reason correctly. If the app targets an older SDK version where install 12946 * reasons did not exist yet, or if the app author simply forgot, the install reason may be 12947 * unset or wrong. Thus, we force the install reason to be enterprise policy. 12948 * 3) In all other cases, the install is being performed by a regular app that is neither part 12949 * of the system nor a device or profile owner. We have no reason to believe that this app is 12950 * acting on behalf of the enterprise admin. Thus, we check whether the install reason was 12951 * set to enterprise policy and if so, change it to unknown instead. 12952 */ 12953 private int fixUpInstallReason(String installerPackageName, int installerUid, 12954 int installReason) { 12955 if (checkUidPermission(android.Manifest.permission.INSTALL_PACKAGES, installerUid) 12956 == PERMISSION_GRANTED) { 12957 // If the install is being performed by a system app, we trust that app to have set the 12958 // install reason correctly. 12959 return installReason; 12960 } 12961 12962 final IDevicePolicyManager dpm = IDevicePolicyManager.Stub.asInterface( 12963 ServiceManager.getService(Context.DEVICE_POLICY_SERVICE)); 12964 if (dpm != null) { 12965 ComponentName owner = null; 12966 try { 12967 owner = dpm.getDeviceOwnerComponent(true /* callingUserOnly */); 12968 if (owner == null) { 12969 owner = dpm.getProfileOwner(UserHandle.getUserId(installerUid)); 12970 } 12971 } catch (RemoteException e) { 12972 } 12973 if (owner != null && owner.getPackageName().equals(installerPackageName)) { 12974 // If the install is being performed by a device or profile owner, the install 12975 // reason should be enterprise policy. 12976 return PackageManager.INSTALL_REASON_POLICY; 12977 } 12978 } 12979 12980 if (installReason == PackageManager.INSTALL_REASON_POLICY) { 12981 // If the install is being performed by a regular app (i.e. neither system app nor 12982 // device or profile owner), we have no reason to believe that the app is acting on 12983 // behalf of an enterprise. If the app set the install reason to enterprise policy, 12984 // change it to unknown instead. 12985 return PackageManager.INSTALL_REASON_UNKNOWN; 12986 } 12987 12988 // If the install is being performed by a regular app and the install reason was set to any 12989 // value but enterprise policy, leave the install reason unchanged. 12990 return installReason; 12991 } 12992 12993 void installStage(String packageName, File stagedDir, String stagedCid, 12994 IPackageInstallObserver2 observer, PackageInstaller.SessionParams sessionParams, 12995 String installerPackageName, int installerUid, UserHandle user, 12996 Certificate[][] certificates) { 12997 if (DEBUG_EPHEMERAL) { 12998 if ((sessionParams.installFlags & PackageManager.INSTALL_EPHEMERAL) != 0) { 12999 Slog.d(TAG, "Ephemeral install of " + packageName); 13000 } 13001 } 13002 final VerificationInfo verificationInfo = new VerificationInfo( 13003 sessionParams.originatingUri, sessionParams.referrerUri, 13004 sessionParams.originatingUid, installerUid); 13005 13006 final OriginInfo origin; 13007 if (stagedDir != null) { 13008 origin = OriginInfo.fromStagedFile(stagedDir); 13009 } else { 13010 origin = OriginInfo.fromStagedContainer(stagedCid); 13011 } 13012 13013 final Message msg = mHandler.obtainMessage(INIT_COPY); 13014 final int installReason = fixUpInstallReason(installerPackageName, installerUid, 13015 sessionParams.installReason); 13016 final InstallParams params = new InstallParams(origin, null, observer, 13017 sessionParams.installFlags, installerPackageName, sessionParams.volumeUuid, 13018 verificationInfo, user, sessionParams.abiOverride, 13019 sessionParams.grantedRuntimePermissions, certificates, installReason); 13020 params.setTraceMethod("installStage").setTraceCookie(System.identityHashCode(params)); 13021 msg.obj = params; 13022 13023 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "installStage", 13024 System.identityHashCode(msg.obj)); 13025 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "queueInstall", 13026 System.identityHashCode(msg.obj)); 13027 13028 mHandler.sendMessage(msg); 13029 } 13030 13031 private void sendPackageAddedForUser(String packageName, PackageSetting pkgSetting, 13032 int userId) { 13033 final boolean isSystem = isSystemApp(pkgSetting) || isUpdatedSystemApp(pkgSetting); 13034 sendPackageAddedForNewUsers(packageName, isSystem, pkgSetting.appId, userId); 13035 } 13036 13037 private void sendPackageAddedForNewUsers(String packageName, boolean isSystem, 13038 int appId, int... userIds) { 13039 if (ArrayUtils.isEmpty(userIds)) { 13040 return; 13041 } 13042 Bundle extras = new Bundle(1); 13043 // Set to UID of the first user, EXTRA_UID is automatically updated in sendPackageBroadcast 13044 extras.putInt(Intent.EXTRA_UID, UserHandle.getUid(userIds[0], appId)); 13045 13046 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, 13047 packageName, extras, 0, null, null, userIds); 13048 if (isSystem) { 13049 mHandler.post(() -> { 13050 for (int userId : userIds) { 13051 sendBootCompletedBroadcastToSystemApp(packageName, userId); 13052 } 13053 } 13054 ); 13055 } 13056 } 13057 13058 /** 13059 * The just-installed/enabled app is bundled on the system, so presumed to be able to run 13060 * automatically without needing an explicit launch. 13061 * Send it a LOCKED_BOOT_COMPLETED/BOOT_COMPLETED if it would ordinarily have gotten ones. 13062 */ 13063 private void sendBootCompletedBroadcastToSystemApp(String packageName, int userId) { 13064 // If user is not running, the app didn't miss any broadcast 13065 if (!mUserManagerInternal.isUserRunning(userId)) { 13066 return; 13067 } 13068 final IActivityManager am = ActivityManager.getService(); 13069 try { 13070 // Deliver LOCKED_BOOT_COMPLETED first 13071 Intent lockedBcIntent = new Intent(Intent.ACTION_LOCKED_BOOT_COMPLETED) 13072 .setPackage(packageName); 13073 final String[] requiredPermissions = {Manifest.permission.RECEIVE_BOOT_COMPLETED}; 13074 am.broadcastIntent(null, lockedBcIntent, null, null, 0, null, null, requiredPermissions, 13075 android.app.AppOpsManager.OP_NONE, null, false, false, userId); 13076 13077 // Deliver BOOT_COMPLETED only if user is unlocked 13078 if (mUserManagerInternal.isUserUnlockingOrUnlocked(userId)) { 13079 Intent bcIntent = new Intent(Intent.ACTION_BOOT_COMPLETED).setPackage(packageName); 13080 am.broadcastIntent(null, bcIntent, null, null, 0, null, null, requiredPermissions, 13081 android.app.AppOpsManager.OP_NONE, null, false, false, userId); 13082 } 13083 } catch (RemoteException e) { 13084 throw e.rethrowFromSystemServer(); 13085 } 13086 } 13087 13088 @Override 13089 public boolean setApplicationHiddenSettingAsUser(String packageName, boolean hidden, 13090 int userId) { 13091 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MANAGE_USERS, null); 13092 PackageSetting pkgSetting; 13093 final int uid = Binder.getCallingUid(); 13094 enforceCrossUserPermission(uid, userId, 13095 true /* requireFullPermission */, true /* checkShell */, 13096 "setApplicationHiddenSetting for user " + userId); 13097 13098 if (hidden && isPackageDeviceAdmin(packageName, userId)) { 13099 Slog.w(TAG, "Not hiding package " + packageName + ": has active device admin"); 13100 return false; 13101 } 13102 13103 long callingId = Binder.clearCallingIdentity(); 13104 try { 13105 boolean sendAdded = false; 13106 boolean sendRemoved = false; 13107 // writer 13108 synchronized (mPackages) { 13109 pkgSetting = mSettings.mPackages.get(packageName); 13110 if (pkgSetting == null) { 13111 return false; 13112 } 13113 // Do not allow "android" is being disabled 13114 if ("android".equals(packageName)) { 13115 Slog.w(TAG, "Cannot hide package: android"); 13116 return false; 13117 } 13118 // Cannot hide static shared libs as they are considered 13119 // a part of the using app (emulating static linking). Also 13120 // static libs are installed always on internal storage. 13121 PackageParser.Package pkg = mPackages.get(packageName); 13122 if (pkg != null && pkg.staticSharedLibName != null) { 13123 Slog.w(TAG, "Cannot hide package: " + packageName 13124 + " providing static shared library: " 13125 + pkg.staticSharedLibName); 13126 return false; 13127 } 13128 // Only allow protected packages to hide themselves. 13129 if (hidden && !UserHandle.isSameApp(uid, pkgSetting.appId) 13130 && mProtectedPackages.isPackageStateProtected(userId, packageName)) { 13131 Slog.w(TAG, "Not hiding protected package: " + packageName); 13132 return false; 13133 } 13134 13135 if (pkgSetting.getHidden(userId) != hidden) { 13136 pkgSetting.setHidden(hidden, userId); 13137 mSettings.writePackageRestrictionsLPr(userId); 13138 if (hidden) { 13139 sendRemoved = true; 13140 } else { 13141 sendAdded = true; 13142 } 13143 } 13144 } 13145 if (sendAdded) { 13146 sendPackageAddedForUser(packageName, pkgSetting, userId); 13147 return true; 13148 } 13149 if (sendRemoved) { 13150 killApplication(packageName, UserHandle.getUid(userId, pkgSetting.appId), 13151 "hiding pkg"); 13152 sendApplicationHiddenForUser(packageName, pkgSetting, userId); 13153 return true; 13154 } 13155 } finally { 13156 Binder.restoreCallingIdentity(callingId); 13157 } 13158 return false; 13159 } 13160 13161 private void sendApplicationHiddenForUser(String packageName, PackageSetting pkgSetting, 13162 int userId) { 13163 final PackageRemovedInfo info = new PackageRemovedInfo(); 13164 info.removedPackage = packageName; 13165 info.removedUsers = new int[] {userId}; 13166 info.uid = UserHandle.getUid(userId, pkgSetting.appId); 13167 info.sendPackageRemovedBroadcasts(true /*killApp*/); 13168 } 13169 13170 private void sendPackagesSuspendedForUser(String[] pkgList, int userId, boolean suspended) { 13171 if (pkgList.length > 0) { 13172 Bundle extras = new Bundle(1); 13173 extras.putStringArray(Intent.EXTRA_CHANGED_PACKAGE_LIST, pkgList); 13174 13175 sendPackageBroadcast( 13176 suspended ? Intent.ACTION_PACKAGES_SUSPENDED 13177 : Intent.ACTION_PACKAGES_UNSUSPENDED, 13178 null, extras, Intent.FLAG_RECEIVER_REGISTERED_ONLY, null, null, 13179 new int[] {userId}); 13180 } 13181 } 13182 13183 /** 13184 * Returns true if application is not found or there was an error. Otherwise it returns 13185 * the hidden state of the package for the given user. 13186 */ 13187 @Override 13188 public boolean getApplicationHiddenSettingAsUser(String packageName, int userId) { 13189 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MANAGE_USERS, null); 13190 enforceCrossUserPermission(Binder.getCallingUid(), userId, 13191 true /* requireFullPermission */, false /* checkShell */, 13192 "getApplicationHidden for user " + userId); 13193 PackageSetting pkgSetting; 13194 long callingId = Binder.clearCallingIdentity(); 13195 try { 13196 // writer 13197 synchronized (mPackages) { 13198 pkgSetting = mSettings.mPackages.get(packageName); 13199 if (pkgSetting == null) { 13200 return true; 13201 } 13202 return pkgSetting.getHidden(userId); 13203 } 13204 } finally { 13205 Binder.restoreCallingIdentity(callingId); 13206 } 13207 } 13208 13209 /** 13210 * @hide 13211 */ 13212 @Override 13213 public int installExistingPackageAsUser(String packageName, int userId, int installReason) { 13214 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.INSTALL_PACKAGES, 13215 null); 13216 PackageSetting pkgSetting; 13217 final int uid = Binder.getCallingUid(); 13218 enforceCrossUserPermission(uid, userId, 13219 true /* requireFullPermission */, true /* checkShell */, 13220 "installExistingPackage for user " + userId); 13221 if (isUserRestricted(userId, UserManager.DISALLOW_INSTALL_APPS)) { 13222 return PackageManager.INSTALL_FAILED_USER_RESTRICTED; 13223 } 13224 13225 long callingId = Binder.clearCallingIdentity(); 13226 try { 13227 boolean installed = false; 13228 13229 // writer 13230 synchronized (mPackages) { 13231 pkgSetting = mSettings.mPackages.get(packageName); 13232 if (pkgSetting == null) { 13233 return PackageManager.INSTALL_FAILED_INVALID_URI; 13234 } 13235 if (!pkgSetting.getInstalled(userId)) { 13236 pkgSetting.setInstalled(true, userId); 13237 pkgSetting.setHidden(false, userId); 13238 pkgSetting.setInstallReason(installReason, userId); 13239 mSettings.writePackageRestrictionsLPr(userId); 13240 installed = true; 13241 } 13242 } 13243 13244 if (installed) { 13245 if (pkgSetting.pkg != null) { 13246 synchronized (mInstallLock) { 13247 // We don't need to freeze for a brand new install 13248 prepareAppDataAfterInstallLIF(pkgSetting.pkg); 13249 } 13250 } 13251 sendPackageAddedForUser(packageName, pkgSetting, userId); 13252 } 13253 } finally { 13254 Binder.restoreCallingIdentity(callingId); 13255 } 13256 13257 return PackageManager.INSTALL_SUCCEEDED; 13258 } 13259 13260 boolean isUserRestricted(int userId, String restrictionKey) { 13261 Bundle restrictions = sUserManager.getUserRestrictions(userId); 13262 if (restrictions.getBoolean(restrictionKey, false)) { 13263 Log.w(TAG, "User is restricted: " + restrictionKey); 13264 return true; 13265 } 13266 return false; 13267 } 13268 13269 @Override 13270 public String[] setPackagesSuspendedAsUser(String[] packageNames, boolean suspended, 13271 int userId) { 13272 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MANAGE_USERS, null); 13273 enforceCrossUserPermission(Binder.getCallingUid(), userId, 13274 true /* requireFullPermission */, true /* checkShell */, 13275 "setPackagesSuspended for user " + userId); 13276 13277 if (ArrayUtils.isEmpty(packageNames)) { 13278 return packageNames; 13279 } 13280 13281 // List of package names for whom the suspended state has changed. 13282 List<String> changedPackages = new ArrayList<>(packageNames.length); 13283 // List of package names for whom the suspended state is not set as requested in this 13284 // method. 13285 List<String> unactionedPackages = new ArrayList<>(packageNames.length); 13286 long callingId = Binder.clearCallingIdentity(); 13287 try { 13288 for (int i = 0; i < packageNames.length; i++) { 13289 String packageName = packageNames[i]; 13290 boolean changed = false; 13291 final int appId; 13292 synchronized (mPackages) { 13293 final PackageSetting pkgSetting = mSettings.mPackages.get(packageName); 13294 if (pkgSetting == null) { 13295 Slog.w(TAG, "Could not find package setting for package \"" + packageName 13296 + "\". Skipping suspending/un-suspending."); 13297 unactionedPackages.add(packageName); 13298 continue; 13299 } 13300 appId = pkgSetting.appId; 13301 if (pkgSetting.getSuspended(userId) != suspended) { 13302 if (!canSuspendPackageForUserLocked(packageName, userId)) { 13303 unactionedPackages.add(packageName); 13304 continue; 13305 } 13306 pkgSetting.setSuspended(suspended, userId); 13307 mSettings.writePackageRestrictionsLPr(userId); 13308 changed = true; 13309 changedPackages.add(packageName); 13310 } 13311 } 13312 13313 if (changed && suspended) { 13314 killApplication(packageName, UserHandle.getUid(userId, appId), 13315 "suspending package"); 13316 } 13317 } 13318 } finally { 13319 Binder.restoreCallingIdentity(callingId); 13320 } 13321 13322 if (!changedPackages.isEmpty()) { 13323 sendPackagesSuspendedForUser(changedPackages.toArray( 13324 new String[changedPackages.size()]), userId, suspended); 13325 } 13326 13327 return unactionedPackages.toArray(new String[unactionedPackages.size()]); 13328 } 13329 13330 @Override 13331 public boolean isPackageSuspendedForUser(String packageName, int userId) { 13332 enforceCrossUserPermission(Binder.getCallingUid(), userId, 13333 true /* requireFullPermission */, false /* checkShell */, 13334 "isPackageSuspendedForUser for user " + userId); 13335 synchronized (mPackages) { 13336 final PackageSetting pkgSetting = mSettings.mPackages.get(packageName); 13337 if (pkgSetting == null) { 13338 throw new IllegalArgumentException("Unknown target package: " + packageName); 13339 } 13340 return pkgSetting.getSuspended(userId); 13341 } 13342 } 13343 13344 private boolean canSuspendPackageForUserLocked(String packageName, int userId) { 13345 if (isPackageDeviceAdmin(packageName, userId)) { 13346 Slog.w(TAG, "Cannot suspend/un-suspend package \"" + packageName 13347 + "\": has an active device admin"); 13348 return false; 13349 } 13350 13351 String activeLauncherPackageName = getActiveLauncherPackageName(userId); 13352 if (packageName.equals(activeLauncherPackageName)) { 13353 Slog.w(TAG, "Cannot suspend/un-suspend package \"" + packageName 13354 + "\": contains the active launcher"); 13355 return false; 13356 } 13357 13358 if (packageName.equals(mRequiredInstallerPackage)) { 13359 Slog.w(TAG, "Cannot suspend/un-suspend package \"" + packageName 13360 + "\": required for package installation"); 13361 return false; 13362 } 13363 13364 if (packageName.equals(mRequiredUninstallerPackage)) { 13365 Slog.w(TAG, "Cannot suspend/un-suspend package \"" + packageName 13366 + "\": required for package uninstallation"); 13367 return false; 13368 } 13369 13370 if (packageName.equals(mRequiredVerifierPackage)) { 13371 Slog.w(TAG, "Cannot suspend/un-suspend package \"" + packageName 13372 + "\": required for package verification"); 13373 return false; 13374 } 13375 13376 if (packageName.equals(getDefaultDialerPackageName(userId))) { 13377 Slog.w(TAG, "Cannot suspend/un-suspend package \"" + packageName 13378 + "\": is the default dialer"); 13379 return false; 13380 } 13381 13382 if (mProtectedPackages.isPackageStateProtected(userId, packageName)) { 13383 Slog.w(TAG, "Cannot suspend/un-suspend package \"" + packageName 13384 + "\": protected package"); 13385 return false; 13386 } 13387 13388 // Cannot suspend static shared libs as they are considered 13389 // a part of the using app (emulating static linking). Also 13390 // static libs are installed always on internal storage. 13391 PackageParser.Package pkg = mPackages.get(packageName); 13392 if (pkg != null && pkg.applicationInfo.isStaticSharedLibrary()) { 13393 Slog.w(TAG, "Cannot suspend package: " + packageName 13394 + " providing static shared library: " 13395 + pkg.staticSharedLibName); 13396 return false; 13397 } 13398 13399 return true; 13400 } 13401 13402 private String getActiveLauncherPackageName(int userId) { 13403 Intent intent = new Intent(Intent.ACTION_MAIN); 13404 intent.addCategory(Intent.CATEGORY_HOME); 13405 ResolveInfo resolveInfo = resolveIntent( 13406 intent, 13407 intent.resolveTypeIfNeeded(mContext.getContentResolver()), 13408 PackageManager.MATCH_DEFAULT_ONLY, 13409 userId); 13410 13411 return resolveInfo == null ? null : resolveInfo.activityInfo.packageName; 13412 } 13413 13414 private String getDefaultDialerPackageName(int userId) { 13415 synchronized (mPackages) { 13416 return mSettings.getDefaultDialerPackageNameLPw(userId); 13417 } 13418 } 13419 13420 @Override 13421 public void verifyPendingInstall(int id, int verificationCode) throws RemoteException { 13422 mContext.enforceCallingOrSelfPermission( 13423 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 13424 "Only package verification agents can verify applications"); 13425 13426 final Message msg = mHandler.obtainMessage(PACKAGE_VERIFIED); 13427 final PackageVerificationResponse response = new PackageVerificationResponse( 13428 verificationCode, Binder.getCallingUid()); 13429 msg.arg1 = id; 13430 msg.obj = response; 13431 mHandler.sendMessage(msg); 13432 } 13433 13434 @Override 13435 public void extendVerificationTimeout(int id, int verificationCodeAtTimeout, 13436 long millisecondsToDelay) { 13437 mContext.enforceCallingOrSelfPermission( 13438 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 13439 "Only package verification agents can extend verification timeouts"); 13440 13441 final PackageVerificationState state = mPendingVerification.get(id); 13442 final PackageVerificationResponse response = new PackageVerificationResponse( 13443 verificationCodeAtTimeout, Binder.getCallingUid()); 13444 13445 if (millisecondsToDelay > PackageManager.MAXIMUM_VERIFICATION_TIMEOUT) { 13446 millisecondsToDelay = PackageManager.MAXIMUM_VERIFICATION_TIMEOUT; 13447 } 13448 if (millisecondsToDelay < 0) { 13449 millisecondsToDelay = 0; 13450 } 13451 if ((verificationCodeAtTimeout != PackageManager.VERIFICATION_ALLOW) 13452 && (verificationCodeAtTimeout != PackageManager.VERIFICATION_REJECT)) { 13453 verificationCodeAtTimeout = PackageManager.VERIFICATION_REJECT; 13454 } 13455 13456 if ((state != null) && !state.timeoutExtended()) { 13457 state.extendTimeout(); 13458 13459 final Message msg = mHandler.obtainMessage(PACKAGE_VERIFIED); 13460 msg.arg1 = id; 13461 msg.obj = response; 13462 mHandler.sendMessageDelayed(msg, millisecondsToDelay); 13463 } 13464 } 13465 13466 private void broadcastPackageVerified(int verificationId, Uri packageUri, 13467 int verificationCode, UserHandle user) { 13468 final Intent intent = new Intent(Intent.ACTION_PACKAGE_VERIFIED); 13469 intent.setDataAndType(packageUri, PACKAGE_MIME_TYPE); 13470 intent.addFlags(Intent.FLAG_GRANT_READ_URI_PERMISSION); 13471 intent.putExtra(PackageManager.EXTRA_VERIFICATION_ID, verificationId); 13472 intent.putExtra(PackageManager.EXTRA_VERIFICATION_RESULT, verificationCode); 13473 13474 mContext.sendBroadcastAsUser(intent, user, 13475 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT); 13476 } 13477 13478 private ComponentName matchComponentForVerifier(String packageName, 13479 List<ResolveInfo> receivers) { 13480 ActivityInfo targetReceiver = null; 13481 13482 final int NR = receivers.size(); 13483 for (int i = 0; i < NR; i++) { 13484 final ResolveInfo info = receivers.get(i); 13485 if (info.activityInfo == null) { 13486 continue; 13487 } 13488 13489 if (packageName.equals(info.activityInfo.packageName)) { 13490 targetReceiver = info.activityInfo; 13491 break; 13492 } 13493 } 13494 13495 if (targetReceiver == null) { 13496 return null; 13497 } 13498 13499 return new ComponentName(targetReceiver.packageName, targetReceiver.name); 13500 } 13501 13502 private List<ComponentName> matchVerifiers(PackageInfoLite pkgInfo, 13503 List<ResolveInfo> receivers, final PackageVerificationState verificationState) { 13504 if (pkgInfo.verifiers.length == 0) { 13505 return null; 13506 } 13507 13508 final int N = pkgInfo.verifiers.length; 13509 final List<ComponentName> sufficientVerifiers = new ArrayList<ComponentName>(N + 1); 13510 for (int i = 0; i < N; i++) { 13511 final VerifierInfo verifierInfo = pkgInfo.verifiers[i]; 13512 13513 final ComponentName comp = matchComponentForVerifier(verifierInfo.packageName, 13514 receivers); 13515 if (comp == null) { 13516 continue; 13517 } 13518 13519 final int verifierUid = getUidForVerifier(verifierInfo); 13520 if (verifierUid == -1) { 13521 continue; 13522 } 13523 13524 if (DEBUG_VERIFY) { 13525 Slog.d(TAG, "Added sufficient verifier " + verifierInfo.packageName 13526 + " with the correct signature"); 13527 } 13528 sufficientVerifiers.add(comp); 13529 verificationState.addSufficientVerifier(verifierUid); 13530 } 13531 13532 return sufficientVerifiers; 13533 } 13534 13535 private int getUidForVerifier(VerifierInfo verifierInfo) { 13536 synchronized (mPackages) { 13537 final PackageParser.Package pkg = mPackages.get(verifierInfo.packageName); 13538 if (pkg == null) { 13539 return -1; 13540 } else if (pkg.mSignatures.length != 1) { 13541 Slog.i(TAG, "Verifier package " + verifierInfo.packageName 13542 + " has more than one signature; ignoring"); 13543 return -1; 13544 } 13545 13546 /* 13547 * If the public key of the package's signature does not match 13548 * our expected public key, then this is a different package and 13549 * we should skip. 13550 */ 13551 13552 final byte[] expectedPublicKey; 13553 try { 13554 final Signature verifierSig = pkg.mSignatures[0]; 13555 final PublicKey publicKey = verifierSig.getPublicKey(); 13556 expectedPublicKey = publicKey.getEncoded(); 13557 } catch (CertificateException e) { 13558 return -1; 13559 } 13560 13561 final byte[] actualPublicKey = verifierInfo.publicKey.getEncoded(); 13562 13563 if (!Arrays.equals(actualPublicKey, expectedPublicKey)) { 13564 Slog.i(TAG, "Verifier package " + verifierInfo.packageName 13565 + " does not have the expected public key; ignoring"); 13566 return -1; 13567 } 13568 13569 return pkg.applicationInfo.uid; 13570 } 13571 } 13572 13573 @Override 13574 public void finishPackageInstall(int token, boolean didLaunch) { 13575 enforceSystemOrRoot("Only the system is allowed to finish installs"); 13576 13577 if (DEBUG_INSTALL) { 13578 Slog.v(TAG, "BM finishing package install for " + token); 13579 } 13580 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, "restore", token); 13581 13582 final Message msg = mHandler.obtainMessage(POST_INSTALL, token, didLaunch ? 1 : 0); 13583 mHandler.sendMessage(msg); 13584 } 13585 13586 /** 13587 * Get the verification agent timeout. 13588 * 13589 * @return verification timeout in milliseconds 13590 */ 13591 private long getVerificationTimeout() { 13592 return android.provider.Settings.Global.getLong(mContext.getContentResolver(), 13593 android.provider.Settings.Global.PACKAGE_VERIFIER_TIMEOUT, 13594 DEFAULT_VERIFICATION_TIMEOUT); 13595 } 13596 13597 /** 13598 * Get the default verification agent response code. 13599 * 13600 * @return default verification response code 13601 */ 13602 private int getDefaultVerificationResponse() { 13603 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 13604 android.provider.Settings.Global.PACKAGE_VERIFIER_DEFAULT_RESPONSE, 13605 DEFAULT_VERIFICATION_RESPONSE); 13606 } 13607 13608 /** 13609 * Check whether or not package verification has been enabled. 13610 * 13611 * @return true if verification should be performed 13612 */ 13613 private boolean isVerificationEnabled(int userId, int installFlags) { 13614 if (!DEFAULT_VERIFY_ENABLE) { 13615 return false; 13616 } 13617 // Ephemeral apps don't get the full verification treatment 13618 if ((installFlags & PackageManager.INSTALL_EPHEMERAL) != 0) { 13619 if (DEBUG_EPHEMERAL) { 13620 Slog.d(TAG, "INSTALL_EPHEMERAL so skipping verification"); 13621 } 13622 return false; 13623 } 13624 13625 boolean ensureVerifyAppsEnabled = isUserRestricted(userId, UserManager.ENSURE_VERIFY_APPS); 13626 13627 // Check if installing from ADB 13628 if ((installFlags & PackageManager.INSTALL_FROM_ADB) != 0) { 13629 // Do not run verification in a test harness environment 13630 if (ActivityManager.isRunningInTestHarness()) { 13631 return false; 13632 } 13633 if (ensureVerifyAppsEnabled) { 13634 return true; 13635 } 13636 // Check if the developer does not want package verification for ADB installs 13637 if (android.provider.Settings.Global.getInt(mContext.getContentResolver(), 13638 android.provider.Settings.Global.PACKAGE_VERIFIER_INCLUDE_ADB, 1) == 0) { 13639 return false; 13640 } 13641 } 13642 13643 if (ensureVerifyAppsEnabled) { 13644 return true; 13645 } 13646 13647 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 13648 android.provider.Settings.Global.PACKAGE_VERIFIER_ENABLE, 1) == 1; 13649 } 13650 13651 @Override 13652 public void verifyIntentFilter(int id, int verificationCode, List<String> failedDomains) 13653 throws RemoteException { 13654 mContext.enforceCallingOrSelfPermission( 13655 Manifest.permission.INTENT_FILTER_VERIFICATION_AGENT, 13656 "Only intentfilter verification agents can verify applications"); 13657 13658 final Message msg = mHandler.obtainMessage(INTENT_FILTER_VERIFIED); 13659 final IntentFilterVerificationResponse response = new IntentFilterVerificationResponse( 13660 Binder.getCallingUid(), verificationCode, failedDomains); 13661 msg.arg1 = id; 13662 msg.obj = response; 13663 mHandler.sendMessage(msg); 13664 } 13665 13666 @Override 13667 public int getIntentVerificationStatus(String packageName, int userId) { 13668 synchronized (mPackages) { 13669 return mSettings.getIntentFilterVerificationStatusLPr(packageName, userId); 13670 } 13671 } 13672 13673 @Override 13674 public boolean updateIntentVerificationStatus(String packageName, int status, int userId) { 13675 mContext.enforceCallingOrSelfPermission( 13676 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 13677 13678 boolean result = false; 13679 synchronized (mPackages) { 13680 result = mSettings.updateIntentFilterVerificationStatusLPw(packageName, status, userId); 13681 } 13682 if (result) { 13683 scheduleWritePackageRestrictionsLocked(userId); 13684 } 13685 return result; 13686 } 13687 13688 @Override 13689 public @NonNull ParceledListSlice<IntentFilterVerificationInfo> getIntentFilterVerifications( 13690 String packageName) { 13691 synchronized (mPackages) { 13692 return new ParceledListSlice<>(mSettings.getIntentFilterVerificationsLPr(packageName)); 13693 } 13694 } 13695 13696 @Override 13697 public @NonNull ParceledListSlice<IntentFilter> getAllIntentFilters(String packageName) { 13698 if (TextUtils.isEmpty(packageName)) { 13699 return ParceledListSlice.emptyList(); 13700 } 13701 synchronized (mPackages) { 13702 PackageParser.Package pkg = mPackages.get(packageName); 13703 if (pkg == null || pkg.activities == null) { 13704 return ParceledListSlice.emptyList(); 13705 } 13706 final int count = pkg.activities.size(); 13707 ArrayList<IntentFilter> result = new ArrayList<>(); 13708 for (int n=0; n<count; n++) { 13709 PackageParser.Activity activity = pkg.activities.get(n); 13710 if (activity.intents != null && activity.intents.size() > 0) { 13711 result.addAll(activity.intents); 13712 } 13713 } 13714 return new ParceledListSlice<>(result); 13715 } 13716 } 13717 13718 @Override 13719 public boolean setDefaultBrowserPackageName(String packageName, int userId) { 13720 mContext.enforceCallingOrSelfPermission( 13721 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 13722 13723 synchronized (mPackages) { 13724 boolean result = mSettings.setDefaultBrowserPackageNameLPw(packageName, userId); 13725 if (packageName != null) { 13726 result |= updateIntentVerificationStatus(packageName, 13727 PackageManager.INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS, 13728 userId); 13729 mDefaultPermissionPolicy.grantDefaultPermissionsToDefaultBrowserLPr( 13730 packageName, userId); 13731 } 13732 return result; 13733 } 13734 } 13735 13736 @Override 13737 public String getDefaultBrowserPackageName(int userId) { 13738 synchronized (mPackages) { 13739 return mSettings.getDefaultBrowserPackageNameLPw(userId); 13740 } 13741 } 13742 13743 /** 13744 * Get the "allow unknown sources" setting. 13745 * 13746 * @return the current "allow unknown sources" setting 13747 */ 13748 private int getUnknownSourcesSettings() { 13749 return android.provider.Settings.Secure.getInt(mContext.getContentResolver(), 13750 android.provider.Settings.Secure.INSTALL_NON_MARKET_APPS, 13751 -1); 13752 } 13753 13754 @Override 13755 public void setInstallerPackageName(String targetPackage, String installerPackageName) { 13756 final int uid = Binder.getCallingUid(); 13757 // writer 13758 synchronized (mPackages) { 13759 PackageSetting targetPackageSetting = mSettings.mPackages.get(targetPackage); 13760 if (targetPackageSetting == null) { 13761 throw new IllegalArgumentException("Unknown target package: " + targetPackage); 13762 } 13763 13764 PackageSetting installerPackageSetting; 13765 if (installerPackageName != null) { 13766 installerPackageSetting = mSettings.mPackages.get(installerPackageName); 13767 if (installerPackageSetting == null) { 13768 throw new IllegalArgumentException("Unknown installer package: " 13769 + installerPackageName); 13770 } 13771 } else { 13772 installerPackageSetting = null; 13773 } 13774 13775 Signature[] callerSignature; 13776 Object obj = mSettings.getUserIdLPr(uid); 13777 if (obj != null) { 13778 if (obj instanceof SharedUserSetting) { 13779 callerSignature = ((SharedUserSetting)obj).signatures.mSignatures; 13780 } else if (obj instanceof PackageSetting) { 13781 callerSignature = ((PackageSetting)obj).signatures.mSignatures; 13782 } else { 13783 throw new SecurityException("Bad object " + obj + " for uid " + uid); 13784 } 13785 } else { 13786 throw new SecurityException("Unknown calling UID: " + uid); 13787 } 13788 13789 // Verify: can't set installerPackageName to a package that is 13790 // not signed with the same cert as the caller. 13791 if (installerPackageSetting != null) { 13792 if (compareSignatures(callerSignature, 13793 installerPackageSetting.signatures.mSignatures) 13794 != PackageManager.SIGNATURE_MATCH) { 13795 throw new SecurityException( 13796 "Caller does not have same cert as new installer package " 13797 + installerPackageName); 13798 } 13799 } 13800 13801 // Verify: if target already has an installer package, it must 13802 // be signed with the same cert as the caller. 13803 if (targetPackageSetting.installerPackageName != null) { 13804 PackageSetting setting = mSettings.mPackages.get( 13805 targetPackageSetting.installerPackageName); 13806 // If the currently set package isn't valid, then it's always 13807 // okay to change it. 13808 if (setting != null) { 13809 if (compareSignatures(callerSignature, 13810 setting.signatures.mSignatures) 13811 != PackageManager.SIGNATURE_MATCH) { 13812 throw new SecurityException( 13813 "Caller does not have same cert as old installer package " 13814 + targetPackageSetting.installerPackageName); 13815 } 13816 } 13817 } 13818 13819 // Okay! 13820 targetPackageSetting.installerPackageName = installerPackageName; 13821 if (installerPackageName != null) { 13822 mSettings.mInstallerPackages.add(installerPackageName); 13823 } 13824 scheduleWriteSettingsLocked(); 13825 } 13826 } 13827 13828 @Override 13829 public void setApplicationCategoryHint(String packageName, int categoryHint, 13830 String callerPackageName) { 13831 mContext.getSystemService(AppOpsManager.class).checkPackage(Binder.getCallingUid(), 13832 callerPackageName); 13833 synchronized (mPackages) { 13834 PackageSetting ps = mSettings.mPackages.get(packageName); 13835 if (ps == null) { 13836 throw new IllegalArgumentException("Unknown target package " + packageName); 13837 } 13838 13839 if (!Objects.equals(callerPackageName, ps.installerPackageName)) { 13840 throw new IllegalArgumentException("Calling package " + callerPackageName 13841 + " is not installer for " + packageName); 13842 } 13843 13844 if (ps.categoryHint != categoryHint) { 13845 ps.categoryHint = categoryHint; 13846 scheduleWriteSettingsLocked(); 13847 } 13848 } 13849 } 13850 13851 private void processPendingInstall(final InstallArgs args, final int currentStatus) { 13852 // Queue up an async operation since the package installation may take a little while. 13853 mHandler.post(new Runnable() { 13854 public void run() { 13855 mHandler.removeCallbacks(this); 13856 // Result object to be returned 13857 PackageInstalledInfo res = new PackageInstalledInfo(); 13858 res.setReturnCode(currentStatus); 13859 res.uid = -1; 13860 res.pkg = null; 13861 res.removedInfo = null; 13862 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED) { 13863 args.doPreInstall(res.returnCode); 13864 synchronized (mInstallLock) { 13865 installPackageTracedLI(args, res); 13866 } 13867 args.doPostInstall(res.returnCode, res.uid); 13868 } 13869 13870 // A restore should be performed at this point if (a) the install 13871 // succeeded, (b) the operation is not an update, and (c) the new 13872 // package has not opted out of backup participation. 13873 final boolean update = res.removedInfo != null 13874 && res.removedInfo.removedPackage != null; 13875 final int flags = (res.pkg == null) ? 0 : res.pkg.applicationInfo.flags; 13876 boolean doRestore = !update 13877 && ((flags & ApplicationInfo.FLAG_ALLOW_BACKUP) != 0); 13878 13879 // Set up the post-install work request bookkeeping. This will be used 13880 // and cleaned up by the post-install event handling regardless of whether 13881 // there's a restore pass performed. Token values are >= 1. 13882 int token; 13883 if (mNextInstallToken < 0) mNextInstallToken = 1; 13884 token = mNextInstallToken++; 13885 13886 PostInstallData data = new PostInstallData(args, res); 13887 mRunningInstalls.put(token, data); 13888 if (DEBUG_INSTALL) Log.v(TAG, "+ starting restore round-trip " + token); 13889 13890 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED && doRestore) { 13891 // Pass responsibility to the Backup Manager. It will perform a 13892 // restore if appropriate, then pass responsibility back to the 13893 // Package Manager to run the post-install observer callbacks 13894 // and broadcasts. 13895 IBackupManager bm = IBackupManager.Stub.asInterface( 13896 ServiceManager.getService(Context.BACKUP_SERVICE)); 13897 if (bm != null) { 13898 if (DEBUG_INSTALL) Log.v(TAG, "token " + token 13899 + " to BM for possible restore"); 13900 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "restore", token); 13901 try { 13902 // TODO: http://b/22388012 13903 if (bm.isBackupServiceActive(UserHandle.USER_SYSTEM)) { 13904 bm.restoreAtInstall(res.pkg.applicationInfo.packageName, token); 13905 } else { 13906 doRestore = false; 13907 } 13908 } catch (RemoteException e) { 13909 // can't happen; the backup manager is local 13910 } catch (Exception e) { 13911 Slog.e(TAG, "Exception trying to enqueue restore", e); 13912 doRestore = false; 13913 } 13914 } else { 13915 Slog.e(TAG, "Backup Manager not found!"); 13916 doRestore = false; 13917 } 13918 } 13919 13920 if (!doRestore) { 13921 // No restore possible, or the Backup Manager was mysteriously not 13922 // available -- just fire the post-install work request directly. 13923 if (DEBUG_INSTALL) Log.v(TAG, "No restore - queue post-install for " + token); 13924 13925 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "postInstall", token); 13926 13927 Message msg = mHandler.obtainMessage(POST_INSTALL, token, 0); 13928 mHandler.sendMessage(msg); 13929 } 13930 } 13931 }); 13932 } 13933 13934 /** 13935 * Callback from PackageSettings whenever an app is first transitioned out of the 13936 * 'stopped' state. Normally we just issue the broadcast, but we can't do that if 13937 * the app was "launched" for a restoreAtInstall operation. Therefore we check 13938 * here whether the app is the target of an ongoing install, and only send the 13939 * broadcast immediately if it is not in that state. If it *is* undergoing a restore, 13940 * the first-launch broadcast will be sent implicitly on that basis in POST_INSTALL 13941 * handling. 13942 */ 13943 void notifyFirstLaunch(final String pkgName, final String installerPackage, final int userId) { 13944 // Serialize this with the rest of the install-process message chain. In the 13945 // restore-at-install case, this Runnable will necessarily run before the 13946 // POST_INSTALL message is processed, so the contents of mRunningInstalls 13947 // are coherent. In the non-restore case, the app has already completed install 13948 // and been launched through some other means, so it is not in a problematic 13949 // state for observers to see the FIRST_LAUNCH signal. 13950 mHandler.post(new Runnable() { 13951 @Override 13952 public void run() { 13953 for (int i = 0; i < mRunningInstalls.size(); i++) { 13954 final PostInstallData data = mRunningInstalls.valueAt(i); 13955 if (data.res.returnCode != PackageManager.INSTALL_SUCCEEDED) { 13956 continue; 13957 } 13958 if (pkgName.equals(data.res.pkg.applicationInfo.packageName)) { 13959 // right package; but is it for the right user? 13960 for (int uIndex = 0; uIndex < data.res.newUsers.length; uIndex++) { 13961 if (userId == data.res.newUsers[uIndex]) { 13962 if (DEBUG_BACKUP) { 13963 Slog.i(TAG, "Package " + pkgName 13964 + " being restored so deferring FIRST_LAUNCH"); 13965 } 13966 return; 13967 } 13968 } 13969 } 13970 } 13971 // didn't find it, so not being restored 13972 if (DEBUG_BACKUP) { 13973 Slog.i(TAG, "Package " + pkgName + " sending normal FIRST_LAUNCH"); 13974 } 13975 sendFirstLaunchBroadcast(pkgName, installerPackage, new int[] {userId}); 13976 } 13977 }); 13978 } 13979 13980 private void sendFirstLaunchBroadcast(String pkgName, String installerPkg, int[] userIds) { 13981 sendPackageBroadcast(Intent.ACTION_PACKAGE_FIRST_LAUNCH, pkgName, null, 0, 13982 installerPkg, null, userIds); 13983 } 13984 13985 private abstract class HandlerParams { 13986 private static final int MAX_RETRIES = 4; 13987 13988 /** 13989 * Number of times startCopy() has been attempted and had a non-fatal 13990 * error. 13991 */ 13992 private int mRetries = 0; 13993 13994 /** User handle for the user requesting the information or installation. */ 13995 private final UserHandle mUser; 13996 String traceMethod; 13997 int traceCookie; 13998 13999 HandlerParams(UserHandle user) { 14000 mUser = user; 14001 } 14002 14003 UserHandle getUser() { 14004 return mUser; 14005 } 14006 14007 HandlerParams setTraceMethod(String traceMethod) { 14008 this.traceMethod = traceMethod; 14009 return this; 14010 } 14011 14012 HandlerParams setTraceCookie(int traceCookie) { 14013 this.traceCookie = traceCookie; 14014 return this; 14015 } 14016 14017 final boolean startCopy() { 14018 boolean res; 14019 try { 14020 if (DEBUG_INSTALL) Slog.i(TAG, "startCopy " + mUser + ": " + this); 14021 14022 if (++mRetries > MAX_RETRIES) { 14023 Slog.w(TAG, "Failed to invoke remote methods on default container service. Giving up"); 14024 mHandler.sendEmptyMessage(MCS_GIVE_UP); 14025 handleServiceError(); 14026 return false; 14027 } else { 14028 handleStartCopy(); 14029 res = true; 14030 } 14031 } catch (RemoteException e) { 14032 if (DEBUG_INSTALL) Slog.i(TAG, "Posting install MCS_RECONNECT"); 14033 mHandler.sendEmptyMessage(MCS_RECONNECT); 14034 res = false; 14035 } 14036 handleReturnCode(); 14037 return res; 14038 } 14039 14040 final void serviceError() { 14041 if (DEBUG_INSTALL) Slog.i(TAG, "serviceError"); 14042 handleServiceError(); 14043 handleReturnCode(); 14044 } 14045 14046 abstract void handleStartCopy() throws RemoteException; 14047 abstract void handleServiceError(); 14048 abstract void handleReturnCode(); 14049 } 14050 14051 class MeasureParams extends HandlerParams { 14052 private final PackageStats mStats; 14053 private boolean mSuccess; 14054 14055 private final IPackageStatsObserver mObserver; 14056 14057 public MeasureParams(PackageStats stats, IPackageStatsObserver observer) { 14058 super(new UserHandle(stats.userHandle)); 14059 mObserver = observer; 14060 mStats = stats; 14061 } 14062 14063 @Override 14064 public String toString() { 14065 return "MeasureParams{" 14066 + Integer.toHexString(System.identityHashCode(this)) 14067 + " " + mStats.packageName + "}"; 14068 } 14069 14070 @Override 14071 void handleStartCopy() throws RemoteException { 14072 synchronized (mInstallLock) { 14073 mSuccess = getPackageSizeInfoLI(mStats.packageName, mStats.userHandle, mStats); 14074 } 14075 14076 if (mSuccess) { 14077 boolean mounted = false; 14078 try { 14079 final String status = Environment.getExternalStorageState(); 14080 mounted = (Environment.MEDIA_MOUNTED.equals(status) 14081 || Environment.MEDIA_MOUNTED_READ_ONLY.equals(status)); 14082 } catch (Exception e) { 14083 } 14084 14085 if (mounted) { 14086 final UserEnvironment userEnv = new UserEnvironment(mStats.userHandle); 14087 14088 mStats.externalCacheSize = calculateDirectorySize(mContainerService, 14089 userEnv.buildExternalStorageAppCacheDirs(mStats.packageName)); 14090 14091 mStats.externalDataSize = calculateDirectorySize(mContainerService, 14092 userEnv.buildExternalStorageAppDataDirs(mStats.packageName)); 14093 14094 // Always subtract cache size, since it's a subdirectory 14095 mStats.externalDataSize -= mStats.externalCacheSize; 14096 14097 mStats.externalMediaSize = calculateDirectorySize(mContainerService, 14098 userEnv.buildExternalStorageAppMediaDirs(mStats.packageName)); 14099 14100 mStats.externalObbSize = calculateDirectorySize(mContainerService, 14101 userEnv.buildExternalStorageAppObbDirs(mStats.packageName)); 14102 } 14103 } 14104 } 14105 14106 @Override 14107 void handleReturnCode() { 14108 if (mObserver != null) { 14109 try { 14110 mObserver.onGetStatsCompleted(mStats, mSuccess); 14111 } catch (RemoteException e) { 14112 Slog.i(TAG, "Observer no longer exists."); 14113 } 14114 } 14115 } 14116 14117 @Override 14118 void handleServiceError() { 14119 Slog.e(TAG, "Could not measure application " + mStats.packageName 14120 + " external storage"); 14121 } 14122 } 14123 14124 private static long calculateDirectorySize(IMediaContainerService mcs, File[] paths) 14125 throws RemoteException { 14126 long result = 0; 14127 for (File path : paths) { 14128 result += mcs.calculateDirectorySize(path.getAbsolutePath()); 14129 } 14130 return result; 14131 } 14132 14133 private static void clearDirectory(IMediaContainerService mcs, File[] paths) { 14134 for (File path : paths) { 14135 try { 14136 mcs.clearDirectory(path.getAbsolutePath()); 14137 } catch (RemoteException e) { 14138 } 14139 } 14140 } 14141 14142 static class OriginInfo { 14143 /** 14144 * Location where install is coming from, before it has been 14145 * copied/renamed into place. This could be a single monolithic APK 14146 * file, or a cluster directory. This location may be untrusted. 14147 */ 14148 final File file; 14149 final String cid; 14150 14151 /** 14152 * Flag indicating that {@link #file} or {@link #cid} has already been 14153 * staged, meaning downstream users don't need to defensively copy the 14154 * contents. 14155 */ 14156 final boolean staged; 14157 14158 /** 14159 * Flag indicating that {@link #file} or {@link #cid} is an already 14160 * installed app that is being moved. 14161 */ 14162 final boolean existing; 14163 14164 final String resolvedPath; 14165 final File resolvedFile; 14166 14167 static OriginInfo fromNothing() { 14168 return new OriginInfo(null, null, false, false); 14169 } 14170 14171 static OriginInfo fromUntrustedFile(File file) { 14172 return new OriginInfo(file, null, false, false); 14173 } 14174 14175 static OriginInfo fromExistingFile(File file) { 14176 return new OriginInfo(file, null, false, true); 14177 } 14178 14179 static OriginInfo fromStagedFile(File file) { 14180 return new OriginInfo(file, null, true, false); 14181 } 14182 14183 static OriginInfo fromStagedContainer(String cid) { 14184 return new OriginInfo(null, cid, true, false); 14185 } 14186 14187 private OriginInfo(File file, String cid, boolean staged, boolean existing) { 14188 this.file = file; 14189 this.cid = cid; 14190 this.staged = staged; 14191 this.existing = existing; 14192 14193 if (cid != null) { 14194 resolvedPath = PackageHelper.getSdDir(cid); 14195 resolvedFile = new File(resolvedPath); 14196 } else if (file != null) { 14197 resolvedPath = file.getAbsolutePath(); 14198 resolvedFile = file; 14199 } else { 14200 resolvedPath = null; 14201 resolvedFile = null; 14202 } 14203 } 14204 } 14205 14206 static class MoveInfo { 14207 final int moveId; 14208 final String fromUuid; 14209 final String toUuid; 14210 final String packageName; 14211 final String dataAppName; 14212 final int appId; 14213 final String seinfo; 14214 final int targetSdkVersion; 14215 14216 public MoveInfo(int moveId, String fromUuid, String toUuid, String packageName, 14217 String dataAppName, int appId, String seinfo, int targetSdkVersion) { 14218 this.moveId = moveId; 14219 this.fromUuid = fromUuid; 14220 this.toUuid = toUuid; 14221 this.packageName = packageName; 14222 this.dataAppName = dataAppName; 14223 this.appId = appId; 14224 this.seinfo = seinfo; 14225 this.targetSdkVersion = targetSdkVersion; 14226 } 14227 } 14228 14229 static class VerificationInfo { 14230 /** A constant used to indicate that a uid value is not present. */ 14231 public static final int NO_UID = -1; 14232 14233 /** URI referencing where the package was downloaded from. */ 14234 final Uri originatingUri; 14235 14236 /** HTTP referrer URI associated with the originatingURI. */ 14237 final Uri referrer; 14238 14239 /** UID of the application that the install request originated from. */ 14240 final int originatingUid; 14241 14242 /** UID of application requesting the install */ 14243 final int installerUid; 14244 14245 VerificationInfo(Uri originatingUri, Uri referrer, int originatingUid, int installerUid) { 14246 this.originatingUri = originatingUri; 14247 this.referrer = referrer; 14248 this.originatingUid = originatingUid; 14249 this.installerUid = installerUid; 14250 } 14251 } 14252 14253 class InstallParams extends HandlerParams { 14254 final OriginInfo origin; 14255 final MoveInfo move; 14256 final IPackageInstallObserver2 observer; 14257 int installFlags; 14258 final String installerPackageName; 14259 final String volumeUuid; 14260 private InstallArgs mArgs; 14261 private int mRet; 14262 final String packageAbiOverride; 14263 final String[] grantedRuntimePermissions; 14264 final VerificationInfo verificationInfo; 14265 final Certificate[][] certificates; 14266 final int installReason; 14267 14268 InstallParams(OriginInfo origin, MoveInfo move, IPackageInstallObserver2 observer, 14269 int installFlags, String installerPackageName, String volumeUuid, 14270 VerificationInfo verificationInfo, UserHandle user, String packageAbiOverride, 14271 String[] grantedPermissions, Certificate[][] certificates, int installReason) { 14272 super(user); 14273 this.origin = origin; 14274 this.move = move; 14275 this.observer = observer; 14276 this.installFlags = installFlags; 14277 this.installerPackageName = installerPackageName; 14278 this.volumeUuid = volumeUuid; 14279 this.verificationInfo = verificationInfo; 14280 this.packageAbiOverride = packageAbiOverride; 14281 this.grantedRuntimePermissions = grantedPermissions; 14282 this.certificates = certificates; 14283 this.installReason = installReason; 14284 } 14285 14286 @Override 14287 public String toString() { 14288 return "InstallParams{" + Integer.toHexString(System.identityHashCode(this)) 14289 + " file=" + origin.file + " cid=" + origin.cid + "}"; 14290 } 14291 14292 private int installLocationPolicy(PackageInfoLite pkgLite) { 14293 String packageName = pkgLite.packageName; 14294 int installLocation = pkgLite.installLocation; 14295 boolean onSd = (installFlags & PackageManager.INSTALL_EXTERNAL) != 0; 14296 // reader 14297 synchronized (mPackages) { 14298 // Currently installed package which the new package is attempting to replace or 14299 // null if no such package is installed. 14300 PackageParser.Package installedPkg = mPackages.get(packageName); 14301 // Package which currently owns the data which the new package will own if installed. 14302 // If an app is unstalled while keeping data (e.g., adb uninstall -k), installedPkg 14303 // will be null whereas dataOwnerPkg will contain information about the package 14304 // which was uninstalled while keeping its data. 14305 PackageParser.Package dataOwnerPkg = installedPkg; 14306 if (dataOwnerPkg == null) { 14307 PackageSetting ps = mSettings.mPackages.get(packageName); 14308 if (ps != null) { 14309 dataOwnerPkg = ps.pkg; 14310 } 14311 } 14312 14313 if (dataOwnerPkg != null) { 14314 // If installed, the package will get access to data left on the device by its 14315 // predecessor. As a security measure, this is permited only if this is not a 14316 // version downgrade or if the predecessor package is marked as debuggable and 14317 // a downgrade is explicitly requested. 14318 // 14319 // On debuggable platform builds, downgrades are permitted even for 14320 // non-debuggable packages to make testing easier. Debuggable platform builds do 14321 // not offer security guarantees and thus it's OK to disable some security 14322 // mechanisms to make debugging/testing easier on those builds. However, even on 14323 // debuggable builds downgrades of packages are permitted only if requested via 14324 // installFlags. This is because we aim to keep the behavior of debuggable 14325 // platform builds as close as possible to the behavior of non-debuggable 14326 // platform builds. 14327 final boolean downgradeRequested = 14328 (installFlags & PackageManager.INSTALL_ALLOW_DOWNGRADE) != 0; 14329 final boolean packageDebuggable = 14330 (dataOwnerPkg.applicationInfo.flags 14331 & ApplicationInfo.FLAG_DEBUGGABLE) != 0; 14332 final boolean downgradePermitted = 14333 (downgradeRequested) && ((Build.IS_DEBUGGABLE) || (packageDebuggable)); 14334 if (!downgradePermitted) { 14335 try { 14336 checkDowngrade(dataOwnerPkg, pkgLite); 14337 } catch (PackageManagerException e) { 14338 Slog.w(TAG, "Downgrade detected: " + e.getMessage()); 14339 return PackageHelper.RECOMMEND_FAILED_VERSION_DOWNGRADE; 14340 } 14341 } 14342 } 14343 14344 if (installedPkg != null) { 14345 if ((installFlags & PackageManager.INSTALL_REPLACE_EXISTING) != 0) { 14346 // Check for updated system application. 14347 if ((installedPkg.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) != 0) { 14348 if (onSd) { 14349 Slog.w(TAG, "Cannot install update to system app on sdcard"); 14350 return PackageHelper.RECOMMEND_FAILED_INVALID_LOCATION; 14351 } 14352 return PackageHelper.RECOMMEND_INSTALL_INTERNAL; 14353 } else { 14354 if (onSd) { 14355 // Install flag overrides everything. 14356 return PackageHelper.RECOMMEND_INSTALL_EXTERNAL; 14357 } 14358 // If current upgrade specifies particular preference 14359 if (installLocation == PackageInfo.INSTALL_LOCATION_INTERNAL_ONLY) { 14360 // Application explicitly specified internal. 14361 return PackageHelper.RECOMMEND_INSTALL_INTERNAL; 14362 } else if (installLocation == PackageInfo.INSTALL_LOCATION_PREFER_EXTERNAL) { 14363 // App explictly prefers external. Let policy decide 14364 } else { 14365 // Prefer previous location 14366 if (isExternal(installedPkg)) { 14367 return PackageHelper.RECOMMEND_INSTALL_EXTERNAL; 14368 } 14369 return PackageHelper.RECOMMEND_INSTALL_INTERNAL; 14370 } 14371 } 14372 } else { 14373 // Invalid install. Return error code 14374 return PackageHelper.RECOMMEND_FAILED_ALREADY_EXISTS; 14375 } 14376 } 14377 } 14378 // All the special cases have been taken care of. 14379 // Return result based on recommended install location. 14380 if (onSd) { 14381 return PackageHelper.RECOMMEND_INSTALL_EXTERNAL; 14382 } 14383 return pkgLite.recommendedInstallLocation; 14384 } 14385 14386 /* 14387 * Invoke remote method to get package information and install 14388 * location values. Override install location based on default 14389 * policy if needed and then create install arguments based 14390 * on the install location. 14391 */ 14392 public void handleStartCopy() throws RemoteException { 14393 int ret = PackageManager.INSTALL_SUCCEEDED; 14394 14395 // If we're already staged, we've firmly committed to an install location 14396 if (origin.staged) { 14397 if (origin.file != null) { 14398 installFlags |= PackageManager.INSTALL_INTERNAL; 14399 installFlags &= ~PackageManager.INSTALL_EXTERNAL; 14400 } else if (origin.cid != null) { 14401 installFlags |= PackageManager.INSTALL_EXTERNAL; 14402 installFlags &= ~PackageManager.INSTALL_INTERNAL; 14403 } else { 14404 throw new IllegalStateException("Invalid stage location"); 14405 } 14406 } 14407 14408 final boolean onSd = (installFlags & PackageManager.INSTALL_EXTERNAL) != 0; 14409 final boolean onInt = (installFlags & PackageManager.INSTALL_INTERNAL) != 0; 14410 final boolean ephemeral = (installFlags & PackageManager.INSTALL_EPHEMERAL) != 0; 14411 PackageInfoLite pkgLite = null; 14412 14413 if (onInt && onSd) { 14414 // Check if both bits are set. 14415 Slog.w(TAG, "Conflicting flags specified for installing on both internal and external"); 14416 ret = PackageManager.INSTALL_FAILED_INVALID_INSTALL_LOCATION; 14417 } else if (onSd && ephemeral) { 14418 Slog.w(TAG, "Conflicting flags specified for installing ephemeral on external"); 14419 ret = PackageManager.INSTALL_FAILED_INVALID_INSTALL_LOCATION; 14420 } else { 14421 pkgLite = mContainerService.getMinimalPackageInfo(origin.resolvedPath, installFlags, 14422 packageAbiOverride); 14423 14424 if (DEBUG_EPHEMERAL && ephemeral) { 14425 Slog.v(TAG, "pkgLite for install: " + pkgLite); 14426 } 14427 14428 /* 14429 * If we have too little free space, try to free cache 14430 * before giving up. 14431 */ 14432 if (!origin.staged && pkgLite.recommendedInstallLocation 14433 == PackageHelper.RECOMMEND_FAILED_INSUFFICIENT_STORAGE) { 14434 // TODO: focus freeing disk space on the target device 14435 final StorageManager storage = StorageManager.from(mContext); 14436 final long lowThreshold = storage.getStorageLowBytes( 14437 Environment.getDataDirectory()); 14438 14439 final long sizeBytes = mContainerService.calculateInstalledSize( 14440 origin.resolvedPath, isForwardLocked(), packageAbiOverride); 14441 14442 try { 14443 mInstaller.freeCache(null, sizeBytes + lowThreshold, 0); 14444 pkgLite = mContainerService.getMinimalPackageInfo(origin.resolvedPath, 14445 installFlags, packageAbiOverride); 14446 } catch (InstallerException e) { 14447 Slog.w(TAG, "Failed to free cache", e); 14448 } 14449 14450 /* 14451 * The cache free must have deleted the file we 14452 * downloaded to install. 14453 * 14454 * TODO: fix the "freeCache" call to not delete 14455 * the file we care about. 14456 */ 14457 if (pkgLite.recommendedInstallLocation 14458 == PackageHelper.RECOMMEND_FAILED_INVALID_URI) { 14459 pkgLite.recommendedInstallLocation 14460 = PackageHelper.RECOMMEND_FAILED_INSUFFICIENT_STORAGE; 14461 } 14462 } 14463 } 14464 14465 if (ret == PackageManager.INSTALL_SUCCEEDED) { 14466 int loc = pkgLite.recommendedInstallLocation; 14467 if (loc == PackageHelper.RECOMMEND_FAILED_INVALID_LOCATION) { 14468 ret = PackageManager.INSTALL_FAILED_INVALID_INSTALL_LOCATION; 14469 } else if (loc == PackageHelper.RECOMMEND_FAILED_ALREADY_EXISTS) { 14470 ret = PackageManager.INSTALL_FAILED_ALREADY_EXISTS; 14471 } else if (loc == PackageHelper.RECOMMEND_FAILED_INSUFFICIENT_STORAGE) { 14472 ret = PackageManager.INSTALL_FAILED_INSUFFICIENT_STORAGE; 14473 } else if (loc == PackageHelper.RECOMMEND_FAILED_INVALID_APK) { 14474 ret = PackageManager.INSTALL_FAILED_INVALID_APK; 14475 } else if (loc == PackageHelper.RECOMMEND_FAILED_INVALID_URI) { 14476 ret = PackageManager.INSTALL_FAILED_INVALID_URI; 14477 } else if (loc == PackageHelper.RECOMMEND_MEDIA_UNAVAILABLE) { 14478 ret = PackageManager.INSTALL_FAILED_MEDIA_UNAVAILABLE; 14479 } else { 14480 // Override with defaults if needed. 14481 loc = installLocationPolicy(pkgLite); 14482 if (loc == PackageHelper.RECOMMEND_FAILED_VERSION_DOWNGRADE) { 14483 ret = PackageManager.INSTALL_FAILED_VERSION_DOWNGRADE; 14484 } else if (!onSd && !onInt) { 14485 // Override install location with flags 14486 if (loc == PackageHelper.RECOMMEND_INSTALL_EXTERNAL) { 14487 // Set the flag to install on external media. 14488 installFlags |= PackageManager.INSTALL_EXTERNAL; 14489 installFlags &= ~PackageManager.INSTALL_INTERNAL; 14490 } else if (loc == PackageHelper.RECOMMEND_INSTALL_EPHEMERAL) { 14491 if (DEBUG_EPHEMERAL) { 14492 Slog.v(TAG, "...setting INSTALL_EPHEMERAL install flag"); 14493 } 14494 installFlags |= PackageManager.INSTALL_EPHEMERAL; 14495 installFlags &= ~(PackageManager.INSTALL_EXTERNAL 14496 |PackageManager.INSTALL_INTERNAL); 14497 } else { 14498 // Make sure the flag for installing on external 14499 // media is unset 14500 installFlags |= PackageManager.INSTALL_INTERNAL; 14501 installFlags &= ~PackageManager.INSTALL_EXTERNAL; 14502 } 14503 } 14504 } 14505 } 14506 14507 final InstallArgs args = createInstallArgs(this); 14508 mArgs = args; 14509 14510 if (ret == PackageManager.INSTALL_SUCCEEDED) { 14511 // TODO: http://b/22976637 14512 // Apps installed for "all" users use the device owner to verify the app 14513 UserHandle verifierUser = getUser(); 14514 if (verifierUser == UserHandle.ALL) { 14515 verifierUser = UserHandle.SYSTEM; 14516 } 14517 14518 /* 14519 * Determine if we have any installed package verifiers. If we 14520 * do, then we'll defer to them to verify the packages. 14521 */ 14522 final int requiredUid = mRequiredVerifierPackage == null ? -1 14523 : getPackageUid(mRequiredVerifierPackage, MATCH_DEBUG_TRIAGED_MISSING, 14524 verifierUser.getIdentifier()); 14525 if (!origin.existing && requiredUid != -1 14526 && isVerificationEnabled(verifierUser.getIdentifier(), installFlags)) { 14527 final Intent verification = new Intent( 14528 Intent.ACTION_PACKAGE_NEEDS_VERIFICATION); 14529 verification.addFlags(Intent.FLAG_RECEIVER_FOREGROUND); 14530 verification.setDataAndType(Uri.fromFile(new File(origin.resolvedPath)), 14531 PACKAGE_MIME_TYPE); 14532 verification.addFlags(Intent.FLAG_GRANT_READ_URI_PERMISSION); 14533 14534 // Query all live verifiers based on current user state 14535 final List<ResolveInfo> receivers = queryIntentReceiversInternal(verification, 14536 PACKAGE_MIME_TYPE, 0, verifierUser.getIdentifier()); 14537 14538 if (DEBUG_VERIFY) { 14539 Slog.d(TAG, "Found " + receivers.size() + " verifiers for intent " 14540 + verification.toString() + " with " + pkgLite.verifiers.length 14541 + " optional verifiers"); 14542 } 14543 14544 final int verificationId = mPendingVerificationToken++; 14545 14546 verification.putExtra(PackageManager.EXTRA_VERIFICATION_ID, verificationId); 14547 14548 verification.putExtra(PackageManager.EXTRA_VERIFICATION_INSTALLER_PACKAGE, 14549 installerPackageName); 14550 14551 verification.putExtra(PackageManager.EXTRA_VERIFICATION_INSTALL_FLAGS, 14552 installFlags); 14553 14554 verification.putExtra(PackageManager.EXTRA_VERIFICATION_PACKAGE_NAME, 14555 pkgLite.packageName); 14556 14557 verification.putExtra(PackageManager.EXTRA_VERIFICATION_VERSION_CODE, 14558 pkgLite.versionCode); 14559 14560 if (verificationInfo != null) { 14561 if (verificationInfo.originatingUri != null) { 14562 verification.putExtra(Intent.EXTRA_ORIGINATING_URI, 14563 verificationInfo.originatingUri); 14564 } 14565 if (verificationInfo.referrer != null) { 14566 verification.putExtra(Intent.EXTRA_REFERRER, 14567 verificationInfo.referrer); 14568 } 14569 if (verificationInfo.originatingUid >= 0) { 14570 verification.putExtra(Intent.EXTRA_ORIGINATING_UID, 14571 verificationInfo.originatingUid); 14572 } 14573 if (verificationInfo.installerUid >= 0) { 14574 verification.putExtra(PackageManager.EXTRA_VERIFICATION_INSTALLER_UID, 14575 verificationInfo.installerUid); 14576 } 14577 } 14578 14579 final PackageVerificationState verificationState = new PackageVerificationState( 14580 requiredUid, args); 14581 14582 mPendingVerification.append(verificationId, verificationState); 14583 14584 final List<ComponentName> sufficientVerifiers = matchVerifiers(pkgLite, 14585 receivers, verificationState); 14586 14587 /* 14588 * If any sufficient verifiers were listed in the package 14589 * manifest, attempt to ask them. 14590 */ 14591 if (sufficientVerifiers != null) { 14592 final int N = sufficientVerifiers.size(); 14593 if (N == 0) { 14594 Slog.i(TAG, "Additional verifiers required, but none installed."); 14595 ret = PackageManager.INSTALL_FAILED_VERIFICATION_FAILURE; 14596 } else { 14597 for (int i = 0; i < N; i++) { 14598 final ComponentName verifierComponent = sufficientVerifiers.get(i); 14599 14600 final Intent sufficientIntent = new Intent(verification); 14601 sufficientIntent.setComponent(verifierComponent); 14602 mContext.sendBroadcastAsUser(sufficientIntent, verifierUser); 14603 } 14604 } 14605 } 14606 14607 final ComponentName requiredVerifierComponent = matchComponentForVerifier( 14608 mRequiredVerifierPackage, receivers); 14609 if (ret == PackageManager.INSTALL_SUCCEEDED 14610 && mRequiredVerifierPackage != null) { 14611 Trace.asyncTraceBegin( 14612 TRACE_TAG_PACKAGE_MANAGER, "verification", verificationId); 14613 /* 14614 * Send the intent to the required verification agent, 14615 * but only start the verification timeout after the 14616 * target BroadcastReceivers have run. 14617 */ 14618 verification.setComponent(requiredVerifierComponent); 14619 mContext.sendOrderedBroadcastAsUser(verification, verifierUser, 14620 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 14621 new BroadcastReceiver() { 14622 @Override 14623 public void onReceive(Context context, Intent intent) { 14624 final Message msg = mHandler 14625 .obtainMessage(CHECK_PENDING_VERIFICATION); 14626 msg.arg1 = verificationId; 14627 mHandler.sendMessageDelayed(msg, getVerificationTimeout()); 14628 } 14629 }, null, 0, null, null); 14630 14631 /* 14632 * We don't want the copy to proceed until verification 14633 * succeeds, so null out this field. 14634 */ 14635 mArgs = null; 14636 } 14637 } else { 14638 /* 14639 * No package verification is enabled, so immediately start 14640 * the remote call to initiate copy using temporary file. 14641 */ 14642 ret = args.copyApk(mContainerService, true); 14643 } 14644 } 14645 14646 mRet = ret; 14647 } 14648 14649 @Override 14650 void handleReturnCode() { 14651 // If mArgs is null, then MCS couldn't be reached. When it 14652 // reconnects, it will try again to install. At that point, this 14653 // will succeed. 14654 if (mArgs != null) { 14655 processPendingInstall(mArgs, mRet); 14656 } 14657 } 14658 14659 @Override 14660 void handleServiceError() { 14661 mArgs = createInstallArgs(this); 14662 mRet = PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 14663 } 14664 14665 public boolean isForwardLocked() { 14666 return (installFlags & PackageManager.INSTALL_FORWARD_LOCK) != 0; 14667 } 14668 } 14669 14670 /** 14671 * Used during creation of InstallArgs 14672 * 14673 * @param installFlags package installation flags 14674 * @return true if should be installed on external storage 14675 */ 14676 private static boolean installOnExternalAsec(int installFlags) { 14677 if ((installFlags & PackageManager.INSTALL_INTERNAL) != 0) { 14678 return false; 14679 } 14680 if ((installFlags & PackageManager.INSTALL_EXTERNAL) != 0) { 14681 return true; 14682 } 14683 return false; 14684 } 14685 14686 /** 14687 * Used during creation of InstallArgs 14688 * 14689 * @param installFlags package installation flags 14690 * @return true if should be installed as forward locked 14691 */ 14692 private static boolean installForwardLocked(int installFlags) { 14693 return (installFlags & PackageManager.INSTALL_FORWARD_LOCK) != 0; 14694 } 14695 14696 private InstallArgs createInstallArgs(InstallParams params) { 14697 if (params.move != null) { 14698 return new MoveInstallArgs(params); 14699 } else if (installOnExternalAsec(params.installFlags) || params.isForwardLocked()) { 14700 return new AsecInstallArgs(params); 14701 } else { 14702 return new FileInstallArgs(params); 14703 } 14704 } 14705 14706 /** 14707 * Create args that describe an existing installed package. Typically used 14708 * when cleaning up old installs, or used as a move source. 14709 */ 14710 private InstallArgs createInstallArgsForExisting(int installFlags, String codePath, 14711 String resourcePath, String[] instructionSets) { 14712 final boolean isInAsec; 14713 if (installOnExternalAsec(installFlags)) { 14714 /* Apps on SD card are always in ASEC containers. */ 14715 isInAsec = true; 14716 } else if (installForwardLocked(installFlags) 14717 && !codePath.startsWith(mDrmAppPrivateInstallDir.getAbsolutePath())) { 14718 /* 14719 * Forward-locked apps are only in ASEC containers if they're the 14720 * new style 14721 */ 14722 isInAsec = true; 14723 } else { 14724 isInAsec = false; 14725 } 14726 14727 if (isInAsec) { 14728 return new AsecInstallArgs(codePath, instructionSets, 14729 installOnExternalAsec(installFlags), installForwardLocked(installFlags)); 14730 } else { 14731 return new FileInstallArgs(codePath, resourcePath, instructionSets); 14732 } 14733 } 14734 14735 static abstract class InstallArgs { 14736 /** @see InstallParams#origin */ 14737 final OriginInfo origin; 14738 /** @see InstallParams#move */ 14739 final MoveInfo move; 14740 14741 final IPackageInstallObserver2 observer; 14742 // Always refers to PackageManager flags only 14743 final int installFlags; 14744 final String installerPackageName; 14745 final String volumeUuid; 14746 final UserHandle user; 14747 final String abiOverride; 14748 final String[] installGrantPermissions; 14749 /** If non-null, drop an async trace when the install completes */ 14750 final String traceMethod; 14751 final int traceCookie; 14752 final Certificate[][] certificates; 14753 final int installReason; 14754 14755 // The list of instruction sets supported by this app. This is currently 14756 // only used during the rmdex() phase to clean up resources. We can get rid of this 14757 // if we move dex files under the common app path. 14758 /* nullable */ String[] instructionSets; 14759 14760 InstallArgs(OriginInfo origin, MoveInfo move, IPackageInstallObserver2 observer, 14761 int installFlags, String installerPackageName, String volumeUuid, 14762 UserHandle user, String[] instructionSets, 14763 String abiOverride, String[] installGrantPermissions, 14764 String traceMethod, int traceCookie, Certificate[][] certificates, 14765 int installReason) { 14766 this.origin = origin; 14767 this.move = move; 14768 this.installFlags = installFlags; 14769 this.observer = observer; 14770 this.installerPackageName = installerPackageName; 14771 this.volumeUuid = volumeUuid; 14772 this.user = user; 14773 this.instructionSets = instructionSets; 14774 this.abiOverride = abiOverride; 14775 this.installGrantPermissions = installGrantPermissions; 14776 this.traceMethod = traceMethod; 14777 this.traceCookie = traceCookie; 14778 this.certificates = certificates; 14779 this.installReason = installReason; 14780 } 14781 14782 abstract int copyApk(IMediaContainerService imcs, boolean temp) throws RemoteException; 14783 abstract int doPreInstall(int status); 14784 14785 /** 14786 * Rename package into final resting place. All paths on the given 14787 * scanned package should be updated to reflect the rename. 14788 */ 14789 abstract boolean doRename(int status, PackageParser.Package pkg, String oldCodePath); 14790 abstract int doPostInstall(int status, int uid); 14791 14792 /** @see PackageSettingBase#codePathString */ 14793 abstract String getCodePath(); 14794 /** @see PackageSettingBase#resourcePathString */ 14795 abstract String getResourcePath(); 14796 14797 // Need installer lock especially for dex file removal. 14798 abstract void cleanUpResourcesLI(); 14799 abstract boolean doPostDeleteLI(boolean delete); 14800 14801 /** 14802 * Called before the source arguments are copied. This is used mostly 14803 * for MoveParams when it needs to read the source file to put it in the 14804 * destination. 14805 */ 14806 int doPreCopy() { 14807 return PackageManager.INSTALL_SUCCEEDED; 14808 } 14809 14810 /** 14811 * Called after the source arguments are copied. This is used mostly for 14812 * MoveParams when it needs to read the source file to put it in the 14813 * destination. 14814 */ 14815 int doPostCopy(int uid) { 14816 return PackageManager.INSTALL_SUCCEEDED; 14817 } 14818 14819 protected boolean isFwdLocked() { 14820 return (installFlags & PackageManager.INSTALL_FORWARD_LOCK) != 0; 14821 } 14822 14823 protected boolean isExternalAsec() { 14824 return (installFlags & PackageManager.INSTALL_EXTERNAL) != 0; 14825 } 14826 14827 protected boolean isEphemeral() { 14828 return (installFlags & PackageManager.INSTALL_EPHEMERAL) != 0; 14829 } 14830 14831 UserHandle getUser() { 14832 return user; 14833 } 14834 } 14835 14836 private void removeDexFiles(List<String> allCodePaths, String[] instructionSets) { 14837 if (!allCodePaths.isEmpty()) { 14838 if (instructionSets == null) { 14839 throw new IllegalStateException("instructionSet == null"); 14840 } 14841 String[] dexCodeInstructionSets = getDexCodeInstructionSets(instructionSets); 14842 for (String codePath : allCodePaths) { 14843 for (String dexCodeInstructionSet : dexCodeInstructionSets) { 14844 try { 14845 mInstaller.rmdex(codePath, dexCodeInstructionSet); 14846 } catch (InstallerException ignored) { 14847 } 14848 } 14849 } 14850 } 14851 } 14852 14853 /** 14854 * Logic to handle installation of non-ASEC applications, including copying 14855 * and renaming logic. 14856 */ 14857 class FileInstallArgs extends InstallArgs { 14858 private File codeFile; 14859 private File resourceFile; 14860 14861 // Example topology: 14862 // /data/app/com.example/base.apk 14863 // /data/app/com.example/split_foo.apk 14864 // /data/app/com.example/lib/arm/libfoo.so 14865 // /data/app/com.example/lib/arm64/libfoo.so 14866 // /data/app/com.example/dalvik/arm/base.apk@classes.dex 14867 14868 /** New install */ 14869 FileInstallArgs(InstallParams params) { 14870 super(params.origin, params.move, params.observer, params.installFlags, 14871 params.installerPackageName, params.volumeUuid, 14872 params.getUser(), null /*instructionSets*/, params.packageAbiOverride, 14873 params.grantedRuntimePermissions, 14874 params.traceMethod, params.traceCookie, params.certificates, 14875 params.installReason); 14876 if (isFwdLocked()) { 14877 throw new IllegalArgumentException("Forward locking only supported in ASEC"); 14878 } 14879 } 14880 14881 /** Existing install */ 14882 FileInstallArgs(String codePath, String resourcePath, String[] instructionSets) { 14883 super(OriginInfo.fromNothing(), null, null, 0, null, null, null, instructionSets, 14884 null, null, null, 0, null /*certificates*/, 14885 PackageManager.INSTALL_REASON_UNKNOWN); 14886 this.codeFile = (codePath != null) ? new File(codePath) : null; 14887 this.resourceFile = (resourcePath != null) ? new File(resourcePath) : null; 14888 } 14889 14890 int copyApk(IMediaContainerService imcs, boolean temp) throws RemoteException { 14891 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "copyApk"); 14892 try { 14893 return doCopyApk(imcs, temp); 14894 } finally { 14895 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 14896 } 14897 } 14898 14899 private int doCopyApk(IMediaContainerService imcs, boolean temp) throws RemoteException { 14900 if (origin.staged) { 14901 if (DEBUG_INSTALL) Slog.d(TAG, origin.file + " already staged; skipping copy"); 14902 codeFile = origin.file; 14903 resourceFile = origin.file; 14904 return PackageManager.INSTALL_SUCCEEDED; 14905 } 14906 14907 try { 14908 final boolean isEphemeral = (installFlags & PackageManager.INSTALL_EPHEMERAL) != 0; 14909 final File tempDir = 14910 mInstallerService.allocateStageDirLegacy(volumeUuid, isEphemeral); 14911 codeFile = tempDir; 14912 resourceFile = tempDir; 14913 } catch (IOException e) { 14914 Slog.w(TAG, "Failed to create copy file: " + e); 14915 return PackageManager.INSTALL_FAILED_INSUFFICIENT_STORAGE; 14916 } 14917 14918 final IParcelFileDescriptorFactory target = new IParcelFileDescriptorFactory.Stub() { 14919 @Override 14920 public ParcelFileDescriptor open(String name, int mode) throws RemoteException { 14921 if (!FileUtils.isValidExtFilename(name)) { 14922 throw new IllegalArgumentException("Invalid filename: " + name); 14923 } 14924 try { 14925 final File file = new File(codeFile, name); 14926 final FileDescriptor fd = Os.open(file.getAbsolutePath(), 14927 O_RDWR | O_CREAT, 0644); 14928 Os.chmod(file.getAbsolutePath(), 0644); 14929 return new ParcelFileDescriptor(fd); 14930 } catch (ErrnoException e) { 14931 throw new RemoteException("Failed to open: " + e.getMessage()); 14932 } 14933 } 14934 }; 14935 14936 int ret = PackageManager.INSTALL_SUCCEEDED; 14937 ret = imcs.copyPackage(origin.file.getAbsolutePath(), target); 14938 if (ret != PackageManager.INSTALL_SUCCEEDED) { 14939 Slog.e(TAG, "Failed to copy package"); 14940 return ret; 14941 } 14942 14943 final File libraryRoot = new File(codeFile, LIB_DIR_NAME); 14944 NativeLibraryHelper.Handle handle = null; 14945 try { 14946 handle = NativeLibraryHelper.Handle.create(codeFile); 14947 ret = NativeLibraryHelper.copyNativeBinariesWithOverride(handle, libraryRoot, 14948 abiOverride); 14949 } catch (IOException e) { 14950 Slog.e(TAG, "Copying native libraries failed", e); 14951 ret = PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 14952 } finally { 14953 IoUtils.closeQuietly(handle); 14954 } 14955 14956 return ret; 14957 } 14958 14959 int doPreInstall(int status) { 14960 if (status != PackageManager.INSTALL_SUCCEEDED) { 14961 cleanUp(); 14962 } 14963 return status; 14964 } 14965 14966 boolean doRename(int status, PackageParser.Package pkg, String oldCodePath) { 14967 if (status != PackageManager.INSTALL_SUCCEEDED) { 14968 cleanUp(); 14969 return false; 14970 } 14971 14972 final File targetDir = codeFile.getParentFile(); 14973 final File beforeCodeFile = codeFile; 14974 final File afterCodeFile = getNextCodePath(targetDir, pkg.packageName); 14975 14976 if (DEBUG_INSTALL) Slog.d(TAG, "Renaming " + beforeCodeFile + " to " + afterCodeFile); 14977 try { 14978 Os.rename(beforeCodeFile.getAbsolutePath(), afterCodeFile.getAbsolutePath()); 14979 } catch (ErrnoException e) { 14980 Slog.w(TAG, "Failed to rename", e); 14981 return false; 14982 } 14983 14984 if (!SELinux.restoreconRecursive(afterCodeFile)) { 14985 Slog.w(TAG, "Failed to restorecon"); 14986 return false; 14987 } 14988 14989 // Reflect the rename internally 14990 codeFile = afterCodeFile; 14991 resourceFile = afterCodeFile; 14992 14993 // Reflect the rename in scanned details 14994 pkg.setCodePath(afterCodeFile.getAbsolutePath()); 14995 pkg.setBaseCodePath(FileUtils.rewriteAfterRename(beforeCodeFile, 14996 afterCodeFile, pkg.baseCodePath)); 14997 pkg.setSplitCodePaths(FileUtils.rewriteAfterRename(beforeCodeFile, 14998 afterCodeFile, pkg.splitCodePaths)); 14999 15000 // Reflect the rename in app info 15001 pkg.setApplicationVolumeUuid(pkg.volumeUuid); 15002 pkg.setApplicationInfoCodePath(pkg.codePath); 15003 pkg.setApplicationInfoBaseCodePath(pkg.baseCodePath); 15004 pkg.setApplicationInfoSplitCodePaths(pkg.splitCodePaths); 15005 pkg.setApplicationInfoResourcePath(pkg.codePath); 15006 pkg.setApplicationInfoBaseResourcePath(pkg.baseCodePath); 15007 pkg.setApplicationInfoSplitResourcePaths(pkg.splitCodePaths); 15008 15009 return true; 15010 } 15011 15012 int doPostInstall(int status, int uid) { 15013 if (status != PackageManager.INSTALL_SUCCEEDED) { 15014 cleanUp(); 15015 } 15016 return status; 15017 } 15018 15019 @Override 15020 String getCodePath() { 15021 return (codeFile != null) ? codeFile.getAbsolutePath() : null; 15022 } 15023 15024 @Override 15025 String getResourcePath() { 15026 return (resourceFile != null) ? resourceFile.getAbsolutePath() : null; 15027 } 15028 15029 private boolean cleanUp() { 15030 if (codeFile == null || !codeFile.exists()) { 15031 return false; 15032 } 15033 15034 removeCodePathLI(codeFile); 15035 15036 if (resourceFile != null && !FileUtils.contains(codeFile, resourceFile)) { 15037 resourceFile.delete(); 15038 } 15039 15040 return true; 15041 } 15042 15043 void cleanUpResourcesLI() { 15044 // Try enumerating all code paths before deleting 15045 List<String> allCodePaths = Collections.EMPTY_LIST; 15046 if (codeFile != null && codeFile.exists()) { 15047 try { 15048 final PackageLite pkg = PackageParser.parsePackageLite(codeFile, 0); 15049 allCodePaths = pkg.getAllCodePaths(); 15050 } catch (PackageParserException e) { 15051 // Ignored; we tried our best 15052 } 15053 } 15054 15055 cleanUp(); 15056 removeDexFiles(allCodePaths, instructionSets); 15057 } 15058 15059 boolean doPostDeleteLI(boolean delete) { 15060 // XXX err, shouldn't we respect the delete flag? 15061 cleanUpResourcesLI(); 15062 return true; 15063 } 15064 } 15065 15066 private boolean isAsecExternal(String cid) { 15067 final String asecPath = PackageHelper.getSdFilesystem(cid); 15068 return !asecPath.startsWith(mAsecInternalPath); 15069 } 15070 15071 private static void maybeThrowExceptionForMultiArchCopy(String message, int copyRet) throws 15072 PackageManagerException { 15073 if (copyRet < 0) { 15074 if (copyRet != PackageManager.NO_NATIVE_LIBRARIES && 15075 copyRet != PackageManager.INSTALL_FAILED_NO_MATCHING_ABIS) { 15076 throw new PackageManagerException(copyRet, message); 15077 } 15078 } 15079 } 15080 15081 /** 15082 * Extract the StorageManagerService "container ID" from the full code path of an 15083 * .apk. 15084 */ 15085 static String cidFromCodePath(String fullCodePath) { 15086 int eidx = fullCodePath.lastIndexOf("/"); 15087 String subStr1 = fullCodePath.substring(0, eidx); 15088 int sidx = subStr1.lastIndexOf("/"); 15089 return subStr1.substring(sidx+1, eidx); 15090 } 15091 15092 /** 15093 * Logic to handle installation of ASEC applications, including copying and 15094 * renaming logic. 15095 */ 15096 class AsecInstallArgs extends InstallArgs { 15097 static final String RES_FILE_NAME = "pkg.apk"; 15098 static final String PUBLIC_RES_FILE_NAME = "res.zip"; 15099 15100 String cid; 15101 String packagePath; 15102 String resourcePath; 15103 15104 /** New install */ 15105 AsecInstallArgs(InstallParams params) { 15106 super(params.origin, params.move, params.observer, params.installFlags, 15107 params.installerPackageName, params.volumeUuid, 15108 params.getUser(), null /* instruction sets */, params.packageAbiOverride, 15109 params.grantedRuntimePermissions, 15110 params.traceMethod, params.traceCookie, params.certificates, 15111 params.installReason); 15112 } 15113 15114 /** Existing install */ 15115 AsecInstallArgs(String fullCodePath, String[] instructionSets, 15116 boolean isExternal, boolean isForwardLocked) { 15117 super(OriginInfo.fromNothing(), null, null, (isExternal ? INSTALL_EXTERNAL : 0) 15118 | (isForwardLocked ? INSTALL_FORWARD_LOCK : 0), null, null, null, 15119 instructionSets, null, null, null, 0, null /*certificates*/, 15120 PackageManager.INSTALL_REASON_UNKNOWN); 15121 // Hackily pretend we're still looking at a full code path 15122 if (!fullCodePath.endsWith(RES_FILE_NAME)) { 15123 fullCodePath = new File(fullCodePath, RES_FILE_NAME).getAbsolutePath(); 15124 } 15125 15126 // Extract cid from fullCodePath 15127 int eidx = fullCodePath.lastIndexOf("/"); 15128 String subStr1 = fullCodePath.substring(0, eidx); 15129 int sidx = subStr1.lastIndexOf("/"); 15130 cid = subStr1.substring(sidx+1, eidx); 15131 setMountPath(subStr1); 15132 } 15133 15134 AsecInstallArgs(String cid, String[] instructionSets, boolean isForwardLocked) { 15135 super(OriginInfo.fromNothing(), null, null, (isAsecExternal(cid) ? INSTALL_EXTERNAL : 0) 15136 | (isForwardLocked ? INSTALL_FORWARD_LOCK : 0), null, null, null, 15137 instructionSets, null, null, null, 0, null /*certificates*/, 15138 PackageManager.INSTALL_REASON_UNKNOWN); 15139 this.cid = cid; 15140 setMountPath(PackageHelper.getSdDir(cid)); 15141 } 15142 15143 void createCopyFile() { 15144 cid = mInstallerService.allocateExternalStageCidLegacy(); 15145 } 15146 15147 int copyApk(IMediaContainerService imcs, boolean temp) throws RemoteException { 15148 if (origin.staged && origin.cid != null) { 15149 if (DEBUG_INSTALL) Slog.d(TAG, origin.cid + " already staged; skipping copy"); 15150 cid = origin.cid; 15151 setMountPath(PackageHelper.getSdDir(cid)); 15152 return PackageManager.INSTALL_SUCCEEDED; 15153 } 15154 15155 if (temp) { 15156 createCopyFile(); 15157 } else { 15158 /* 15159 * Pre-emptively destroy the container since it's destroyed if 15160 * copying fails due to it existing anyway. 15161 */ 15162 PackageHelper.destroySdDir(cid); 15163 } 15164 15165 final String newMountPath = imcs.copyPackageToContainer( 15166 origin.file.getAbsolutePath(), cid, getEncryptKey(), isExternalAsec(), 15167 isFwdLocked(), deriveAbiOverride(abiOverride, null /* settings */)); 15168 15169 if (newMountPath != null) { 15170 setMountPath(newMountPath); 15171 return PackageManager.INSTALL_SUCCEEDED; 15172 } else { 15173 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 15174 } 15175 } 15176 15177 @Override 15178 String getCodePath() { 15179 return packagePath; 15180 } 15181 15182 @Override 15183 String getResourcePath() { 15184 return resourcePath; 15185 } 15186 15187 int doPreInstall(int status) { 15188 if (status != PackageManager.INSTALL_SUCCEEDED) { 15189 // Destroy container 15190 PackageHelper.destroySdDir(cid); 15191 } else { 15192 boolean mounted = PackageHelper.isContainerMounted(cid); 15193 if (!mounted) { 15194 String newMountPath = PackageHelper.mountSdDir(cid, getEncryptKey(), 15195 Process.SYSTEM_UID); 15196 if (newMountPath != null) { 15197 setMountPath(newMountPath); 15198 } else { 15199 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 15200 } 15201 } 15202 } 15203 return status; 15204 } 15205 15206 boolean doRename(int status, PackageParser.Package pkg, String oldCodePath) { 15207 String newCacheId = getNextCodePath(oldCodePath, pkg.packageName, "/" + RES_FILE_NAME); 15208 String newMountPath = null; 15209 if (PackageHelper.isContainerMounted(cid)) { 15210 // Unmount the container 15211 if (!PackageHelper.unMountSdDir(cid)) { 15212 Slog.i(TAG, "Failed to unmount " + cid + " before renaming"); 15213 return false; 15214 } 15215 } 15216 if (!PackageHelper.renameSdDir(cid, newCacheId)) { 15217 Slog.e(TAG, "Failed to rename " + cid + " to " + newCacheId + 15218 " which might be stale. Will try to clean up."); 15219 // Clean up the stale container and proceed to recreate. 15220 if (!PackageHelper.destroySdDir(newCacheId)) { 15221 Slog.e(TAG, "Very strange. Cannot clean up stale container " + newCacheId); 15222 return false; 15223 } 15224 // Successfully cleaned up stale container. Try to rename again. 15225 if (!PackageHelper.renameSdDir(cid, newCacheId)) { 15226 Slog.e(TAG, "Failed to rename " + cid + " to " + newCacheId 15227 + " inspite of cleaning it up."); 15228 return false; 15229 } 15230 } 15231 if (!PackageHelper.isContainerMounted(newCacheId)) { 15232 Slog.w(TAG, "Mounting container " + newCacheId); 15233 newMountPath = PackageHelper.mountSdDir(newCacheId, 15234 getEncryptKey(), Process.SYSTEM_UID); 15235 } else { 15236 newMountPath = PackageHelper.getSdDir(newCacheId); 15237 } 15238 if (newMountPath == null) { 15239 Slog.w(TAG, "Failed to get cache path for " + newCacheId); 15240 return false; 15241 } 15242 Log.i(TAG, "Succesfully renamed " + cid + 15243 " to " + newCacheId + 15244 " at new path: " + newMountPath); 15245 cid = newCacheId; 15246 15247 final File beforeCodeFile = new File(packagePath); 15248 setMountPath(newMountPath); 15249 final File afterCodeFile = new File(packagePath); 15250 15251 // Reflect the rename in scanned details 15252 pkg.setCodePath(afterCodeFile.getAbsolutePath()); 15253 pkg.setBaseCodePath(FileUtils.rewriteAfterRename(beforeCodeFile, 15254 afterCodeFile, pkg.baseCodePath)); 15255 pkg.setSplitCodePaths(FileUtils.rewriteAfterRename(beforeCodeFile, 15256 afterCodeFile, pkg.splitCodePaths)); 15257 15258 // Reflect the rename in app info 15259 pkg.setApplicationVolumeUuid(pkg.volumeUuid); 15260 pkg.setApplicationInfoCodePath(pkg.codePath); 15261 pkg.setApplicationInfoBaseCodePath(pkg.baseCodePath); 15262 pkg.setApplicationInfoSplitCodePaths(pkg.splitCodePaths); 15263 pkg.setApplicationInfoResourcePath(pkg.codePath); 15264 pkg.setApplicationInfoBaseResourcePath(pkg.baseCodePath); 15265 pkg.setApplicationInfoSplitResourcePaths(pkg.splitCodePaths); 15266 15267 return true; 15268 } 15269 15270 private void setMountPath(String mountPath) { 15271 final File mountFile = new File(mountPath); 15272 15273 final File monolithicFile = new File(mountFile, RES_FILE_NAME); 15274 if (monolithicFile.exists()) { 15275 packagePath = monolithicFile.getAbsolutePath(); 15276 if (isFwdLocked()) { 15277 resourcePath = new File(mountFile, PUBLIC_RES_FILE_NAME).getAbsolutePath(); 15278 } else { 15279 resourcePath = packagePath; 15280 } 15281 } else { 15282 packagePath = mountFile.getAbsolutePath(); 15283 resourcePath = packagePath; 15284 } 15285 } 15286 15287 int doPostInstall(int status, int uid) { 15288 if (status != PackageManager.INSTALL_SUCCEEDED) { 15289 cleanUp(); 15290 } else { 15291 final int groupOwner; 15292 final String protectedFile; 15293 if (isFwdLocked()) { 15294 groupOwner = UserHandle.getSharedAppGid(uid); 15295 protectedFile = RES_FILE_NAME; 15296 } else { 15297 groupOwner = -1; 15298 protectedFile = null; 15299 } 15300 15301 if (uid < Process.FIRST_APPLICATION_UID 15302 || !PackageHelper.fixSdPermissions(cid, groupOwner, protectedFile)) { 15303 Slog.e(TAG, "Failed to finalize " + cid); 15304 PackageHelper.destroySdDir(cid); 15305 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 15306 } 15307 15308 boolean mounted = PackageHelper.isContainerMounted(cid); 15309 if (!mounted) { 15310 PackageHelper.mountSdDir(cid, getEncryptKey(), Process.myUid()); 15311 } 15312 } 15313 return status; 15314 } 15315 15316 private void cleanUp() { 15317 if (DEBUG_SD_INSTALL) Slog.i(TAG, "cleanUp"); 15318 15319 // Destroy secure container 15320 PackageHelper.destroySdDir(cid); 15321 } 15322 15323 private List<String> getAllCodePaths() { 15324 final File codeFile = new File(getCodePath()); 15325 if (codeFile != null && codeFile.exists()) { 15326 try { 15327 final PackageLite pkg = PackageParser.parsePackageLite(codeFile, 0); 15328 return pkg.getAllCodePaths(); 15329 } catch (PackageParserException e) { 15330 // Ignored; we tried our best 15331 } 15332 } 15333 return Collections.EMPTY_LIST; 15334 } 15335 15336 void cleanUpResourcesLI() { 15337 // Enumerate all code paths before deleting 15338 cleanUpResourcesLI(getAllCodePaths()); 15339 } 15340 15341 private void cleanUpResourcesLI(List<String> allCodePaths) { 15342 cleanUp(); 15343 removeDexFiles(allCodePaths, instructionSets); 15344 } 15345 15346 String getPackageName() { 15347 return getAsecPackageName(cid); 15348 } 15349 15350 boolean doPostDeleteLI(boolean delete) { 15351 if (DEBUG_SD_INSTALL) Slog.i(TAG, "doPostDeleteLI() del=" + delete); 15352 final List<String> allCodePaths = getAllCodePaths(); 15353 boolean mounted = PackageHelper.isContainerMounted(cid); 15354 if (mounted) { 15355 // Unmount first 15356 if (PackageHelper.unMountSdDir(cid)) { 15357 mounted = false; 15358 } 15359 } 15360 if (!mounted && delete) { 15361 cleanUpResourcesLI(allCodePaths); 15362 } 15363 return !mounted; 15364 } 15365 15366 @Override 15367 int doPreCopy() { 15368 if (isFwdLocked()) { 15369 if (!PackageHelper.fixSdPermissions(cid, getPackageUid(DEFAULT_CONTAINER_PACKAGE, 15370 MATCH_SYSTEM_ONLY, UserHandle.USER_SYSTEM), RES_FILE_NAME)) { 15371 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 15372 } 15373 } 15374 15375 return PackageManager.INSTALL_SUCCEEDED; 15376 } 15377 15378 @Override 15379 int doPostCopy(int uid) { 15380 if (isFwdLocked()) { 15381 if (uid < Process.FIRST_APPLICATION_UID 15382 || !PackageHelper.fixSdPermissions(cid, UserHandle.getSharedAppGid(uid), 15383 RES_FILE_NAME)) { 15384 Slog.e(TAG, "Failed to finalize " + cid); 15385 PackageHelper.destroySdDir(cid); 15386 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 15387 } 15388 } 15389 15390 return PackageManager.INSTALL_SUCCEEDED; 15391 } 15392 } 15393 15394 /** 15395 * Logic to handle movement of existing installed applications. 15396 */ 15397 class MoveInstallArgs extends InstallArgs { 15398 private File codeFile; 15399 private File resourceFile; 15400 15401 /** New install */ 15402 MoveInstallArgs(InstallParams params) { 15403 super(params.origin, params.move, params.observer, params.installFlags, 15404 params.installerPackageName, params.volumeUuid, 15405 params.getUser(), null /* instruction sets */, params.packageAbiOverride, 15406 params.grantedRuntimePermissions, 15407 params.traceMethod, params.traceCookie, params.certificates, 15408 params.installReason); 15409 } 15410 15411 int copyApk(IMediaContainerService imcs, boolean temp) { 15412 if (DEBUG_INSTALL) Slog.d(TAG, "Moving " + move.packageName + " from " 15413 + move.fromUuid + " to " + move.toUuid); 15414 synchronized (mInstaller) { 15415 try { 15416 mInstaller.moveCompleteApp(move.fromUuid, move.toUuid, move.packageName, 15417 move.dataAppName, move.appId, move.seinfo, move.targetSdkVersion); 15418 } catch (InstallerException e) { 15419 Slog.w(TAG, "Failed to move app", e); 15420 return PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 15421 } 15422 } 15423 15424 codeFile = new File(Environment.getDataAppDirectory(move.toUuid), move.dataAppName); 15425 resourceFile = codeFile; 15426 if (DEBUG_INSTALL) Slog.d(TAG, "codeFile after move is " + codeFile); 15427 15428 return PackageManager.INSTALL_SUCCEEDED; 15429 } 15430 15431 int doPreInstall(int status) { 15432 if (status != PackageManager.INSTALL_SUCCEEDED) { 15433 cleanUp(move.toUuid); 15434 } 15435 return status; 15436 } 15437 15438 boolean doRename(int status, PackageParser.Package pkg, String oldCodePath) { 15439 if (status != PackageManager.INSTALL_SUCCEEDED) { 15440 cleanUp(move.toUuid); 15441 return false; 15442 } 15443 15444 // Reflect the move in app info 15445 pkg.setApplicationVolumeUuid(pkg.volumeUuid); 15446 pkg.setApplicationInfoCodePath(pkg.codePath); 15447 pkg.setApplicationInfoBaseCodePath(pkg.baseCodePath); 15448 pkg.setApplicationInfoSplitCodePaths(pkg.splitCodePaths); 15449 pkg.setApplicationInfoResourcePath(pkg.codePath); 15450 pkg.setApplicationInfoBaseResourcePath(pkg.baseCodePath); 15451 pkg.setApplicationInfoSplitResourcePaths(pkg.splitCodePaths); 15452 15453 return true; 15454 } 15455 15456 int doPostInstall(int status, int uid) { 15457 if (status == PackageManager.INSTALL_SUCCEEDED) { 15458 cleanUp(move.fromUuid); 15459 } else { 15460 cleanUp(move.toUuid); 15461 } 15462 return status; 15463 } 15464 15465 @Override 15466 String getCodePath() { 15467 return (codeFile != null) ? codeFile.getAbsolutePath() : null; 15468 } 15469 15470 @Override 15471 String getResourcePath() { 15472 return (resourceFile != null) ? resourceFile.getAbsolutePath() : null; 15473 } 15474 15475 private boolean cleanUp(String volumeUuid) { 15476 final File codeFile = new File(Environment.getDataAppDirectory(volumeUuid), 15477 move.dataAppName); 15478 Slog.d(TAG, "Cleaning up " + move.packageName + " on " + volumeUuid); 15479 final int[] userIds = sUserManager.getUserIds(); 15480 synchronized (mInstallLock) { 15481 // Clean up both app data and code 15482 // All package moves are frozen until finished 15483 for (int userId : userIds) { 15484 try { 15485 mInstaller.destroyAppData(volumeUuid, move.packageName, userId, 15486 StorageManager.FLAG_STORAGE_DE | StorageManager.FLAG_STORAGE_CE, 0); 15487 } catch (InstallerException e) { 15488 Slog.w(TAG, String.valueOf(e)); 15489 } 15490 } 15491 removeCodePathLI(codeFile); 15492 } 15493 return true; 15494 } 15495 15496 void cleanUpResourcesLI() { 15497 throw new UnsupportedOperationException(); 15498 } 15499 15500 boolean doPostDeleteLI(boolean delete) { 15501 throw new UnsupportedOperationException(); 15502 } 15503 } 15504 15505 static String getAsecPackageName(String packageCid) { 15506 int idx = packageCid.lastIndexOf("-"); 15507 if (idx == -1) { 15508 return packageCid; 15509 } 15510 return packageCid.substring(0, idx); 15511 } 15512 15513 // Utility method used to create code paths based on package name and available index. 15514 private static String getNextCodePath(String oldCodePath, String prefix, String suffix) { 15515 String idxStr = ""; 15516 int idx = 1; 15517 // Fall back to default value of idx=1 if prefix is not 15518 // part of oldCodePath 15519 if (oldCodePath != null) { 15520 String subStr = oldCodePath; 15521 // Drop the suffix right away 15522 if (suffix != null && subStr.endsWith(suffix)) { 15523 subStr = subStr.substring(0, subStr.length() - suffix.length()); 15524 } 15525 // If oldCodePath already contains prefix find out the 15526 // ending index to either increment or decrement. 15527 int sidx = subStr.lastIndexOf(prefix); 15528 if (sidx != -1) { 15529 subStr = subStr.substring(sidx + prefix.length()); 15530 if (subStr != null) { 15531 if (subStr.startsWith(INSTALL_PACKAGE_SUFFIX)) { 15532 subStr = subStr.substring(INSTALL_PACKAGE_SUFFIX.length()); 15533 } 15534 try { 15535 idx = Integer.parseInt(subStr); 15536 if (idx <= 1) { 15537 idx++; 15538 } else { 15539 idx--; 15540 } 15541 } catch(NumberFormatException e) { 15542 } 15543 } 15544 } 15545 } 15546 idxStr = INSTALL_PACKAGE_SUFFIX + Integer.toString(idx); 15547 return prefix + idxStr; 15548 } 15549 15550 private File getNextCodePath(File targetDir, String packageName) { 15551 File result; 15552 SecureRandom random = new SecureRandom(); 15553 byte[] bytes = new byte[16]; 15554 do { 15555 random.nextBytes(bytes); 15556 String suffix = Base64.encodeToString(bytes, Base64.URL_SAFE | Base64.NO_WRAP); 15557 result = new File(targetDir, packageName + "-" + suffix); 15558 } while (result.exists()); 15559 return result; 15560 } 15561 15562 // Utility method that returns the relative package path with respect 15563 // to the installation directory. Like say for /data/data/com.test-1.apk 15564 // string com.test-1 is returned. 15565 static String deriveCodePathName(String codePath) { 15566 if (codePath == null) { 15567 return null; 15568 } 15569 final File codeFile = new File(codePath); 15570 final String name = codeFile.getName(); 15571 if (codeFile.isDirectory()) { 15572 return name; 15573 } else if (name.endsWith(".apk") || name.endsWith(".tmp")) { 15574 final int lastDot = name.lastIndexOf('.'); 15575 return name.substring(0, lastDot); 15576 } else { 15577 Slog.w(TAG, "Odd, " + codePath + " doesn't look like an APK"); 15578 return null; 15579 } 15580 } 15581 15582 static class PackageInstalledInfo { 15583 String name; 15584 int uid; 15585 // The set of users that originally had this package installed. 15586 int[] origUsers; 15587 // The set of users that now have this package installed. 15588 int[] newUsers; 15589 PackageParser.Package pkg; 15590 int returnCode; 15591 String returnMsg; 15592 PackageRemovedInfo removedInfo; 15593 ArrayMap<String, PackageInstalledInfo> addedChildPackages; 15594 15595 public void setError(int code, String msg) { 15596 setReturnCode(code); 15597 setReturnMessage(msg); 15598 Slog.w(TAG, msg); 15599 } 15600 15601 public void setError(String msg, PackageParserException e) { 15602 setReturnCode(e.error); 15603 setReturnMessage(ExceptionUtils.getCompleteMessage(msg, e)); 15604 Slog.w(TAG, msg, e); 15605 } 15606 15607 public void setError(String msg, PackageManagerException e) { 15608 returnCode = e.error; 15609 setReturnMessage(ExceptionUtils.getCompleteMessage(msg, e)); 15610 Slog.w(TAG, msg, e); 15611 } 15612 15613 public void setReturnCode(int returnCode) { 15614 this.returnCode = returnCode; 15615 final int childCount = (addedChildPackages != null) ? addedChildPackages.size() : 0; 15616 for (int i = 0; i < childCount; i++) { 15617 addedChildPackages.valueAt(i).returnCode = returnCode; 15618 } 15619 } 15620 15621 private void setReturnMessage(String returnMsg) { 15622 this.returnMsg = returnMsg; 15623 final int childCount = (addedChildPackages != null) ? addedChildPackages.size() : 0; 15624 for (int i = 0; i < childCount; i++) { 15625 addedChildPackages.valueAt(i).returnMsg = returnMsg; 15626 } 15627 } 15628 15629 // In some error cases we want to convey more info back to the observer 15630 String origPackage; 15631 String origPermission; 15632 } 15633 15634 /* 15635 * Install a non-existing package. 15636 */ 15637 private void installNewPackageLIF(PackageParser.Package pkg, final int policyFlags, 15638 int scanFlags, UserHandle user, String installerPackageName, String volumeUuid, 15639 PackageInstalledInfo res, int installReason) { 15640 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "installNewPackage"); 15641 15642 // Remember this for later, in case we need to rollback this install 15643 String pkgName = pkg.packageName; 15644 15645 if (DEBUG_INSTALL) Slog.d(TAG, "installNewPackageLI: " + pkg); 15646 15647 synchronized(mPackages) { 15648 final String renamedPackage = mSettings.getRenamedPackageLPr(pkgName); 15649 if (renamedPackage != null) { 15650 // A package with the same name is already installed, though 15651 // it has been renamed to an older name. The package we 15652 // are trying to install should be installed as an update to 15653 // the existing one, but that has not been requested, so bail. 15654 res.setError(INSTALL_FAILED_ALREADY_EXISTS, "Attempt to re-install " + pkgName 15655 + " without first uninstalling package running as " 15656 + renamedPackage); 15657 return; 15658 } 15659 if (mPackages.containsKey(pkgName)) { 15660 // Don't allow installation over an existing package with the same name. 15661 res.setError(INSTALL_FAILED_ALREADY_EXISTS, "Attempt to re-install " + pkgName 15662 + " without first uninstalling."); 15663 return; 15664 } 15665 } 15666 15667 try { 15668 PackageParser.Package newPackage = scanPackageTracedLI(pkg, policyFlags, scanFlags, 15669 System.currentTimeMillis(), user); 15670 15671 updateSettingsLI(newPackage, installerPackageName, null, res, user, installReason); 15672 15673 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED) { 15674 prepareAppDataAfterInstallLIF(newPackage); 15675 15676 } else { 15677 // Remove package from internal structures, but keep around any 15678 // data that might have already existed 15679 deletePackageLIF(pkgName, UserHandle.ALL, false, null, 15680 PackageManager.DELETE_KEEP_DATA, res.removedInfo, true, null); 15681 } 15682 } catch (PackageManagerException e) { 15683 res.setError("Package couldn't be installed in " + pkg.codePath, e); 15684 } 15685 15686 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 15687 } 15688 15689 private boolean shouldCheckUpgradeKeySetLP(PackageSetting oldPs, int scanFlags) { 15690 // Can't rotate keys during boot or if sharedUser. 15691 if (oldPs == null || (scanFlags&SCAN_INITIAL) != 0 || oldPs.sharedUser != null 15692 || !oldPs.keySetData.isUsingUpgradeKeySets()) { 15693 return false; 15694 } 15695 // app is using upgradeKeySets; make sure all are valid 15696 KeySetManagerService ksms = mSettings.mKeySetManagerService; 15697 long[] upgradeKeySets = oldPs.keySetData.getUpgradeKeySets(); 15698 for (int i = 0; i < upgradeKeySets.length; i++) { 15699 if (!ksms.isIdValidKeySetId(upgradeKeySets[i])) { 15700 Slog.wtf(TAG, "Package " 15701 + (oldPs.name != null ? oldPs.name : "<null>") 15702 + " contains upgrade-key-set reference to unknown key-set: " 15703 + upgradeKeySets[i] 15704 + " reverting to signatures check."); 15705 return false; 15706 } 15707 } 15708 return true; 15709 } 15710 15711 private boolean checkUpgradeKeySetLP(PackageSetting oldPS, PackageParser.Package newPkg) { 15712 // Upgrade keysets are being used. Determine if new package has a superset of the 15713 // required keys. 15714 long[] upgradeKeySets = oldPS.keySetData.getUpgradeKeySets(); 15715 KeySetManagerService ksms = mSettings.mKeySetManagerService; 15716 for (int i = 0; i < upgradeKeySets.length; i++) { 15717 Set<PublicKey> upgradeSet = ksms.getPublicKeysFromKeySetLPr(upgradeKeySets[i]); 15718 if (upgradeSet != null && newPkg.mSigningKeys.containsAll(upgradeSet)) { 15719 return true; 15720 } 15721 } 15722 return false; 15723 } 15724 15725 private static void updateDigest(MessageDigest digest, File file) throws IOException { 15726 try (DigestInputStream digestStream = 15727 new DigestInputStream(new FileInputStream(file), digest)) { 15728 while (digestStream.read() != -1) {} // nothing to do; just plow through the file 15729 } 15730 } 15731 15732 private void replacePackageLIF(PackageParser.Package pkg, final int policyFlags, int scanFlags, 15733 UserHandle user, String installerPackageName, PackageInstalledInfo res, 15734 int installReason) { 15735 final boolean isEphemeral = (policyFlags & PackageParser.PARSE_IS_EPHEMERAL) != 0; 15736 15737 final PackageParser.Package oldPackage; 15738 final String pkgName = pkg.packageName; 15739 final int[] allUsers; 15740 final int[] installedUsers; 15741 15742 synchronized(mPackages) { 15743 oldPackage = mPackages.get(pkgName); 15744 if (DEBUG_INSTALL) Slog.d(TAG, "replacePackageLI: new=" + pkg + ", old=" + oldPackage); 15745 15746 // don't allow upgrade to target a release SDK from a pre-release SDK 15747 final boolean oldTargetsPreRelease = oldPackage.applicationInfo.targetSdkVersion 15748 == android.os.Build.VERSION_CODES.CUR_DEVELOPMENT; 15749 final boolean newTargetsPreRelease = pkg.applicationInfo.targetSdkVersion 15750 == android.os.Build.VERSION_CODES.CUR_DEVELOPMENT; 15751 if (oldTargetsPreRelease 15752 && !newTargetsPreRelease 15753 && ((policyFlags & PackageParser.PARSE_FORCE_SDK) == 0)) { 15754 Slog.w(TAG, "Can't install package targeting released sdk"); 15755 res.setReturnCode(PackageManager.INSTALL_FAILED_UPDATE_INCOMPATIBLE); 15756 return; 15757 } 15758 15759 // don't allow an upgrade from full to ephemeral 15760 final boolean oldIsEphemeral = oldPackage.applicationInfo.isInstantApp(); 15761 if (isEphemeral && !oldIsEphemeral) { 15762 // can't downgrade from full to ephemeral 15763 Slog.w(TAG, "Can't replace app with ephemeral: " + pkgName); 15764 res.setReturnCode(PackageManager.INSTALL_FAILED_EPHEMERAL_INVALID); 15765 return; 15766 } 15767 15768 // verify signatures are valid 15769 final PackageSetting ps = mSettings.mPackages.get(pkgName); 15770 if (shouldCheckUpgradeKeySetLP(ps, scanFlags)) { 15771 if (!checkUpgradeKeySetLP(ps, pkg)) { 15772 res.setError(INSTALL_FAILED_UPDATE_INCOMPATIBLE, 15773 "New package not signed by keys specified by upgrade-keysets: " 15774 + pkgName); 15775 return; 15776 } 15777 } else { 15778 // default to original signature matching 15779 if (compareSignatures(oldPackage.mSignatures, pkg.mSignatures) 15780 != PackageManager.SIGNATURE_MATCH) { 15781 res.setError(INSTALL_FAILED_UPDATE_INCOMPATIBLE, 15782 "New package has a different signature: " + pkgName); 15783 return; 15784 } 15785 } 15786 15787 // don't allow a system upgrade unless the upgrade hash matches 15788 if (oldPackage.restrictUpdateHash != null && oldPackage.isSystemApp()) { 15789 byte[] digestBytes = null; 15790 try { 15791 final MessageDigest digest = MessageDigest.getInstance("SHA-512"); 15792 updateDigest(digest, new File(pkg.baseCodePath)); 15793 if (!ArrayUtils.isEmpty(pkg.splitCodePaths)) { 15794 for (String path : pkg.splitCodePaths) { 15795 updateDigest(digest, new File(path)); 15796 } 15797 } 15798 digestBytes = digest.digest(); 15799 } catch (NoSuchAlgorithmException | IOException e) { 15800 res.setError(INSTALL_FAILED_INVALID_APK, 15801 "Could not compute hash: " + pkgName); 15802 return; 15803 } 15804 if (!Arrays.equals(oldPackage.restrictUpdateHash, digestBytes)) { 15805 res.setError(INSTALL_FAILED_INVALID_APK, 15806 "New package fails restrict-update check: " + pkgName); 15807 return; 15808 } 15809 // retain upgrade restriction 15810 pkg.restrictUpdateHash = oldPackage.restrictUpdateHash; 15811 } 15812 15813 // Check for shared user id changes 15814 String invalidPackageName = 15815 getParentOrChildPackageChangedSharedUser(oldPackage, pkg); 15816 if (invalidPackageName != null) { 15817 res.setError(INSTALL_FAILED_SHARED_USER_INCOMPATIBLE, 15818 "Package " + invalidPackageName + " tried to change user " 15819 + oldPackage.mSharedUserId); 15820 return; 15821 } 15822 15823 // In case of rollback, remember per-user/profile install state 15824 allUsers = sUserManager.getUserIds(); 15825 installedUsers = ps.queryInstalledUsers(allUsers, true); 15826 } 15827 15828 // Update what is removed 15829 res.removedInfo = new PackageRemovedInfo(); 15830 res.removedInfo.uid = oldPackage.applicationInfo.uid; 15831 res.removedInfo.removedPackage = oldPackage.packageName; 15832 res.removedInfo.isStaticSharedLib = pkg.staticSharedLibName != null; 15833 res.removedInfo.isUpdate = true; 15834 res.removedInfo.origUsers = installedUsers; 15835 final PackageSetting ps = mSettings.getPackageLPr(pkgName); 15836 res.removedInfo.installReasons = new SparseArray<>(installedUsers.length); 15837 for (int i = 0; i < installedUsers.length; i++) { 15838 final int userId = installedUsers[i]; 15839 res.removedInfo.installReasons.put(userId, ps.getInstallReason(userId)); 15840 } 15841 15842 final int childCount = (oldPackage.childPackages != null) 15843 ? oldPackage.childPackages.size() : 0; 15844 for (int i = 0; i < childCount; i++) { 15845 boolean childPackageUpdated = false; 15846 PackageParser.Package childPkg = oldPackage.childPackages.get(i); 15847 final PackageSetting childPs = mSettings.getPackageLPr(childPkg.packageName); 15848 if (res.addedChildPackages != null) { 15849 PackageInstalledInfo childRes = res.addedChildPackages.get(childPkg.packageName); 15850 if (childRes != null) { 15851 childRes.removedInfo.uid = childPkg.applicationInfo.uid; 15852 childRes.removedInfo.removedPackage = childPkg.packageName; 15853 childRes.removedInfo.isUpdate = true; 15854 childRes.removedInfo.installReasons = res.removedInfo.installReasons; 15855 childPackageUpdated = true; 15856 } 15857 } 15858 if (!childPackageUpdated) { 15859 PackageRemovedInfo childRemovedRes = new PackageRemovedInfo(); 15860 childRemovedRes.removedPackage = childPkg.packageName; 15861 childRemovedRes.isUpdate = false; 15862 childRemovedRes.dataRemoved = true; 15863 synchronized (mPackages) { 15864 if (childPs != null) { 15865 childRemovedRes.origUsers = childPs.queryInstalledUsers(allUsers, true); 15866 } 15867 } 15868 if (res.removedInfo.removedChildPackages == null) { 15869 res.removedInfo.removedChildPackages = new ArrayMap<>(); 15870 } 15871 res.removedInfo.removedChildPackages.put(childPkg.packageName, childRemovedRes); 15872 } 15873 } 15874 15875 boolean sysPkg = (isSystemApp(oldPackage)); 15876 if (sysPkg) { 15877 // Set the system/privileged flags as needed 15878 final boolean privileged = 15879 (oldPackage.applicationInfo.privateFlags 15880 & ApplicationInfo.PRIVATE_FLAG_PRIVILEGED) != 0; 15881 final int systemPolicyFlags = policyFlags 15882 | PackageParser.PARSE_IS_SYSTEM 15883 | (privileged ? PackageParser.PARSE_IS_PRIVILEGED : 0); 15884 15885 replaceSystemPackageLIF(oldPackage, pkg, systemPolicyFlags, scanFlags, 15886 user, allUsers, installerPackageName, res, installReason); 15887 } else { 15888 replaceNonSystemPackageLIF(oldPackage, pkg, policyFlags, scanFlags, 15889 user, allUsers, installerPackageName, res, installReason); 15890 } 15891 } 15892 15893 public List<String> getPreviousCodePaths(String packageName) { 15894 final PackageSetting ps = mSettings.mPackages.get(packageName); 15895 final List<String> result = new ArrayList<String>(); 15896 if (ps != null && ps.oldCodePaths != null) { 15897 result.addAll(ps.oldCodePaths); 15898 } 15899 return result; 15900 } 15901 15902 private void replaceNonSystemPackageLIF(PackageParser.Package deletedPackage, 15903 PackageParser.Package pkg, final int policyFlags, int scanFlags, UserHandle user, 15904 int[] allUsers, String installerPackageName, PackageInstalledInfo res, 15905 int installReason) { 15906 if (DEBUG_INSTALL) Slog.d(TAG, "replaceNonSystemPackageLI: new=" + pkg + ", old=" 15907 + deletedPackage); 15908 15909 String pkgName = deletedPackage.packageName; 15910 boolean deletedPkg = true; 15911 boolean addedPkg = false; 15912 boolean updatedSettings = false; 15913 final boolean killApp = (scanFlags & SCAN_DONT_KILL_APP) == 0; 15914 final int deleteFlags = PackageManager.DELETE_KEEP_DATA 15915 | (killApp ? 0 : PackageManager.DELETE_DONT_KILL_APP); 15916 15917 final long origUpdateTime = (pkg.mExtras != null) 15918 ? ((PackageSetting)pkg.mExtras).lastUpdateTime : 0; 15919 15920 // First delete the existing package while retaining the data directory 15921 if (!deletePackageLIF(pkgName, null, true, allUsers, deleteFlags, 15922 res.removedInfo, true, pkg)) { 15923 // If the existing package wasn't successfully deleted 15924 res.setError(INSTALL_FAILED_REPLACE_COULDNT_DELETE, "replaceNonSystemPackageLI"); 15925 deletedPkg = false; 15926 } else { 15927 // Successfully deleted the old package; proceed with replace. 15928 15929 // If deleted package lived in a container, give users a chance to 15930 // relinquish resources before killing. 15931 if (deletedPackage.isForwardLocked() || isExternal(deletedPackage)) { 15932 if (DEBUG_INSTALL) { 15933 Slog.i(TAG, "upgrading pkg " + deletedPackage + " is ASEC-hosted -> UNAVAILABLE"); 15934 } 15935 final int[] uidArray = new int[] { deletedPackage.applicationInfo.uid }; 15936 final ArrayList<String> pkgList = new ArrayList<String>(1); 15937 pkgList.add(deletedPackage.applicationInfo.packageName); 15938 sendResourcesChangedBroadcast(false, true, pkgList, uidArray, null); 15939 } 15940 15941 clearAppDataLIF(pkg, UserHandle.USER_ALL, StorageManager.FLAG_STORAGE_DE 15942 | StorageManager.FLAG_STORAGE_CE | Installer.FLAG_CLEAR_CODE_CACHE_ONLY); 15943 clearAppProfilesLIF(deletedPackage, UserHandle.USER_ALL); 15944 15945 try { 15946 final PackageParser.Package newPackage = scanPackageTracedLI(pkg, policyFlags, 15947 scanFlags | SCAN_UPDATE_TIME, System.currentTimeMillis(), user); 15948 updateSettingsLI(newPackage, installerPackageName, allUsers, res, user, 15949 installReason); 15950 15951 // Update the in-memory copy of the previous code paths. 15952 PackageSetting ps = mSettings.mPackages.get(pkgName); 15953 if (!killApp) { 15954 if (ps.oldCodePaths == null) { 15955 ps.oldCodePaths = new ArraySet<>(); 15956 } 15957 Collections.addAll(ps.oldCodePaths, deletedPackage.baseCodePath); 15958 if (deletedPackage.splitCodePaths != null) { 15959 Collections.addAll(ps.oldCodePaths, deletedPackage.splitCodePaths); 15960 } 15961 } else { 15962 ps.oldCodePaths = null; 15963 } 15964 if (ps.childPackageNames != null) { 15965 for (int i = ps.childPackageNames.size() - 1; i >= 0; --i) { 15966 final String childPkgName = ps.childPackageNames.get(i); 15967 final PackageSetting childPs = mSettings.mPackages.get(childPkgName); 15968 childPs.oldCodePaths = ps.oldCodePaths; 15969 } 15970 } 15971 prepareAppDataAfterInstallLIF(newPackage); 15972 addedPkg = true; 15973 } catch (PackageManagerException e) { 15974 res.setError("Package couldn't be installed in " + pkg.codePath, e); 15975 } 15976 } 15977 15978 if (res.returnCode != PackageManager.INSTALL_SUCCEEDED) { 15979 if (DEBUG_INSTALL) Slog.d(TAG, "Install failed, rolling pack: " + pkgName); 15980 15981 // Revert all internal state mutations and added folders for the failed install 15982 if (addedPkg) { 15983 deletePackageLIF(pkgName, null, true, allUsers, deleteFlags, 15984 res.removedInfo, true, null); 15985 } 15986 15987 // Restore the old package 15988 if (deletedPkg) { 15989 if (DEBUG_INSTALL) Slog.d(TAG, "Install failed, reinstalling: " + deletedPackage); 15990 File restoreFile = new File(deletedPackage.codePath); 15991 // Parse old package 15992 boolean oldExternal = isExternal(deletedPackage); 15993 int oldParseFlags = mDefParseFlags | PackageParser.PARSE_CHATTY | 15994 (deletedPackage.isForwardLocked() ? PackageParser.PARSE_FORWARD_LOCK : 0) | 15995 (oldExternal ? PackageParser.PARSE_EXTERNAL_STORAGE : 0); 15996 int oldScanFlags = SCAN_UPDATE_SIGNATURE | SCAN_UPDATE_TIME; 15997 try { 15998 scanPackageTracedLI(restoreFile, oldParseFlags, oldScanFlags, origUpdateTime, 15999 null); 16000 } catch (PackageManagerException e) { 16001 Slog.e(TAG, "Failed to restore package : " + pkgName + " after failed upgrade: " 16002 + e.getMessage()); 16003 return; 16004 } 16005 16006 synchronized (mPackages) { 16007 // Ensure the installer package name up to date 16008 setInstallerPackageNameLPw(deletedPackage, installerPackageName); 16009 16010 // Update permissions for restored package 16011 updatePermissionsLPw(deletedPackage, UPDATE_PERMISSIONS_ALL); 16012 16013 mSettings.writeLPr(); 16014 } 16015 16016 Slog.i(TAG, "Successfully restored package : " + pkgName + " after failed upgrade"); 16017 } 16018 } else { 16019 synchronized (mPackages) { 16020 PackageSetting ps = mSettings.getPackageLPr(pkg.packageName); 16021 if (ps != null) { 16022 res.removedInfo.removedForAllUsers = mPackages.get(ps.name) == null; 16023 if (res.removedInfo.removedChildPackages != null) { 16024 final int childCount = res.removedInfo.removedChildPackages.size(); 16025 // Iterate in reverse as we may modify the collection 16026 for (int i = childCount - 1; i >= 0; i--) { 16027 String childPackageName = res.removedInfo.removedChildPackages.keyAt(i); 16028 if (res.addedChildPackages.containsKey(childPackageName)) { 16029 res.removedInfo.removedChildPackages.removeAt(i); 16030 } else { 16031 PackageRemovedInfo childInfo = res.removedInfo 16032 .removedChildPackages.valueAt(i); 16033 childInfo.removedForAllUsers = mPackages.get( 16034 childInfo.removedPackage) == null; 16035 } 16036 } 16037 } 16038 } 16039 } 16040 } 16041 } 16042 16043 private void replaceSystemPackageLIF(PackageParser.Package deletedPackage, 16044 PackageParser.Package pkg, final int policyFlags, int scanFlags, UserHandle user, 16045 int[] allUsers, String installerPackageName, PackageInstalledInfo res, 16046 int installReason) { 16047 if (DEBUG_INSTALL) Slog.d(TAG, "replaceSystemPackageLI: new=" + pkg 16048 + ", old=" + deletedPackage); 16049 16050 final boolean disabledSystem; 16051 16052 // Remove existing system package 16053 removePackageLI(deletedPackage, true); 16054 16055 synchronized (mPackages) { 16056 disabledSystem = disableSystemPackageLPw(deletedPackage, pkg); 16057 } 16058 if (!disabledSystem) { 16059 // We didn't need to disable the .apk as a current system package, 16060 // which means we are replacing another update that is already 16061 // installed. We need to make sure to delete the older one's .apk. 16062 res.removedInfo.args = createInstallArgsForExisting(0, 16063 deletedPackage.applicationInfo.getCodePath(), 16064 deletedPackage.applicationInfo.getResourcePath(), 16065 getAppDexInstructionSets(deletedPackage.applicationInfo)); 16066 } else { 16067 res.removedInfo.args = null; 16068 } 16069 16070 // Successfully disabled the old package. Now proceed with re-installation 16071 clearAppDataLIF(pkg, UserHandle.USER_ALL, StorageManager.FLAG_STORAGE_DE 16072 | StorageManager.FLAG_STORAGE_CE | Installer.FLAG_CLEAR_CODE_CACHE_ONLY); 16073 clearAppProfilesLIF(deletedPackage, UserHandle.USER_ALL); 16074 16075 res.setReturnCode(PackageManager.INSTALL_SUCCEEDED); 16076 pkg.setApplicationInfoFlags(ApplicationInfo.FLAG_UPDATED_SYSTEM_APP, 16077 ApplicationInfo.FLAG_UPDATED_SYSTEM_APP); 16078 16079 PackageParser.Package newPackage = null; 16080 try { 16081 // Add the package to the internal data structures 16082 newPackage = scanPackageTracedLI(pkg, policyFlags, scanFlags, 0, user); 16083 16084 // Set the update and install times 16085 PackageSetting deletedPkgSetting = (PackageSetting) deletedPackage.mExtras; 16086 setInstallAndUpdateTime(newPackage, deletedPkgSetting.firstInstallTime, 16087 System.currentTimeMillis()); 16088 16089 // Update the package dynamic state if succeeded 16090 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED) { 16091 // Now that the install succeeded make sure we remove data 16092 // directories for any child package the update removed. 16093 final int deletedChildCount = (deletedPackage.childPackages != null) 16094 ? deletedPackage.childPackages.size() : 0; 16095 final int newChildCount = (newPackage.childPackages != null) 16096 ? newPackage.childPackages.size() : 0; 16097 for (int i = 0; i < deletedChildCount; i++) { 16098 PackageParser.Package deletedChildPkg = deletedPackage.childPackages.get(i); 16099 boolean childPackageDeleted = true; 16100 for (int j = 0; j < newChildCount; j++) { 16101 PackageParser.Package newChildPkg = newPackage.childPackages.get(j); 16102 if (deletedChildPkg.packageName.equals(newChildPkg.packageName)) { 16103 childPackageDeleted = false; 16104 break; 16105 } 16106 } 16107 if (childPackageDeleted) { 16108 PackageSetting ps = mSettings.getDisabledSystemPkgLPr( 16109 deletedChildPkg.packageName); 16110 if (ps != null && res.removedInfo.removedChildPackages != null) { 16111 PackageRemovedInfo removedChildRes = res.removedInfo 16112 .removedChildPackages.get(deletedChildPkg.packageName); 16113 removePackageDataLIF(ps, allUsers, removedChildRes, 0, false); 16114 removedChildRes.removedForAllUsers = mPackages.get(ps.name) == null; 16115 } 16116 } 16117 } 16118 16119 updateSettingsLI(newPackage, installerPackageName, allUsers, res, user, 16120 installReason); 16121 prepareAppDataAfterInstallLIF(newPackage); 16122 } 16123 } catch (PackageManagerException e) { 16124 res.setReturnCode(INSTALL_FAILED_INTERNAL_ERROR); 16125 res.setError("Package couldn't be installed in " + pkg.codePath, e); 16126 } 16127 16128 if (res.returnCode != PackageManager.INSTALL_SUCCEEDED) { 16129 // Re installation failed. Restore old information 16130 // Remove new pkg information 16131 if (newPackage != null) { 16132 removeInstalledPackageLI(newPackage, true); 16133 } 16134 // Add back the old system package 16135 try { 16136 scanPackageTracedLI(deletedPackage, policyFlags, SCAN_UPDATE_SIGNATURE, 0, user); 16137 } catch (PackageManagerException e) { 16138 Slog.e(TAG, "Failed to restore original package: " + e.getMessage()); 16139 } 16140 16141 synchronized (mPackages) { 16142 if (disabledSystem) { 16143 enableSystemPackageLPw(deletedPackage); 16144 } 16145 16146 // Ensure the installer package name up to date 16147 setInstallerPackageNameLPw(deletedPackage, installerPackageName); 16148 16149 // Update permissions for restored package 16150 updatePermissionsLPw(deletedPackage, UPDATE_PERMISSIONS_ALL); 16151 16152 mSettings.writeLPr(); 16153 } 16154 16155 Slog.i(TAG, "Successfully restored package : " + deletedPackage.packageName 16156 + " after failed upgrade"); 16157 } 16158 } 16159 16160 /** 16161 * Checks whether the parent or any of the child packages have a change shared 16162 * user. For a package to be a valid update the shred users of the parent and 16163 * the children should match. We may later support changing child shared users. 16164 * @param oldPkg The updated package. 16165 * @param newPkg The update package. 16166 * @return The shared user that change between the versions. 16167 */ 16168 private String getParentOrChildPackageChangedSharedUser(PackageParser.Package oldPkg, 16169 PackageParser.Package newPkg) { 16170 // Check parent shared user 16171 if (!Objects.equals(oldPkg.mSharedUserId, newPkg.mSharedUserId)) { 16172 return newPkg.packageName; 16173 } 16174 // Check child shared users 16175 final int oldChildCount = (oldPkg.childPackages != null) ? oldPkg.childPackages.size() : 0; 16176 final int newChildCount = (newPkg.childPackages != null) ? newPkg.childPackages.size() : 0; 16177 for (int i = 0; i < newChildCount; i++) { 16178 PackageParser.Package newChildPkg = newPkg.childPackages.get(i); 16179 // If this child was present, did it have the same shared user? 16180 for (int j = 0; j < oldChildCount; j++) { 16181 PackageParser.Package oldChildPkg = oldPkg.childPackages.get(j); 16182 if (newChildPkg.packageName.equals(oldChildPkg.packageName) 16183 && !Objects.equals(newChildPkg.mSharedUserId, oldChildPkg.mSharedUserId)) { 16184 return newChildPkg.packageName; 16185 } 16186 } 16187 } 16188 return null; 16189 } 16190 16191 private void removeNativeBinariesLI(PackageSetting ps) { 16192 // Remove the lib path for the parent package 16193 if (ps != null) { 16194 NativeLibraryHelper.removeNativeBinariesLI(ps.legacyNativeLibraryPathString); 16195 // Remove the lib path for the child packages 16196 final int childCount = (ps.childPackageNames != null) ? ps.childPackageNames.size() : 0; 16197 for (int i = 0; i < childCount; i++) { 16198 PackageSetting childPs = null; 16199 synchronized (mPackages) { 16200 childPs = mSettings.getPackageLPr(ps.childPackageNames.get(i)); 16201 } 16202 if (childPs != null) { 16203 NativeLibraryHelper.removeNativeBinariesLI(childPs 16204 .legacyNativeLibraryPathString); 16205 } 16206 } 16207 } 16208 } 16209 16210 private void enableSystemPackageLPw(PackageParser.Package pkg) { 16211 // Enable the parent package 16212 mSettings.enableSystemPackageLPw(pkg.packageName); 16213 // Enable the child packages 16214 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 16215 for (int i = 0; i < childCount; i++) { 16216 PackageParser.Package childPkg = pkg.childPackages.get(i); 16217 mSettings.enableSystemPackageLPw(childPkg.packageName); 16218 } 16219 } 16220 16221 private boolean disableSystemPackageLPw(PackageParser.Package oldPkg, 16222 PackageParser.Package newPkg) { 16223 // Disable the parent package (parent always replaced) 16224 boolean disabled = mSettings.disableSystemPackageLPw(oldPkg.packageName, true); 16225 // Disable the child packages 16226 final int childCount = (oldPkg.childPackages != null) ? oldPkg.childPackages.size() : 0; 16227 for (int i = 0; i < childCount; i++) { 16228 PackageParser.Package childPkg = oldPkg.childPackages.get(i); 16229 final boolean replace = newPkg.hasChildPackage(childPkg.packageName); 16230 disabled |= mSettings.disableSystemPackageLPw(childPkg.packageName, replace); 16231 } 16232 return disabled; 16233 } 16234 16235 private void setInstallerPackageNameLPw(PackageParser.Package pkg, 16236 String installerPackageName) { 16237 // Enable the parent package 16238 mSettings.setInstallerPackageName(pkg.packageName, installerPackageName); 16239 // Enable the child packages 16240 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 16241 for (int i = 0; i < childCount; i++) { 16242 PackageParser.Package childPkg = pkg.childPackages.get(i); 16243 mSettings.setInstallerPackageName(childPkg.packageName, installerPackageName); 16244 } 16245 } 16246 16247 private int[] revokeUnusedSharedUserPermissionsLPw(SharedUserSetting su, int[] allUserIds) { 16248 // Collect all used permissions in the UID 16249 ArraySet<String> usedPermissions = new ArraySet<>(); 16250 final int packageCount = su.packages.size(); 16251 for (int i = 0; i < packageCount; i++) { 16252 PackageSetting ps = su.packages.valueAt(i); 16253 if (ps.pkg == null) { 16254 continue; 16255 } 16256 final int requestedPermCount = ps.pkg.requestedPermissions.size(); 16257 for (int j = 0; j < requestedPermCount; j++) { 16258 String permission = ps.pkg.requestedPermissions.get(j); 16259 BasePermission bp = mSettings.mPermissions.get(permission); 16260 if (bp != null) { 16261 usedPermissions.add(permission); 16262 } 16263 } 16264 } 16265 16266 PermissionsState permissionsState = su.getPermissionsState(); 16267 // Prune install permissions 16268 List<PermissionState> installPermStates = permissionsState.getInstallPermissionStates(); 16269 final int installPermCount = installPermStates.size(); 16270 for (int i = installPermCount - 1; i >= 0; i--) { 16271 PermissionState permissionState = installPermStates.get(i); 16272 if (!usedPermissions.contains(permissionState.getName())) { 16273 BasePermission bp = mSettings.mPermissions.get(permissionState.getName()); 16274 if (bp != null) { 16275 permissionsState.revokeInstallPermission(bp); 16276 permissionsState.updatePermissionFlags(bp, UserHandle.USER_ALL, 16277 PackageManager.MASK_PERMISSION_FLAGS, 0); 16278 } 16279 } 16280 } 16281 16282 int[] runtimePermissionChangedUserIds = EmptyArray.INT; 16283 16284 // Prune runtime permissions 16285 for (int userId : allUserIds) { 16286 List<PermissionState> runtimePermStates = permissionsState 16287 .getRuntimePermissionStates(userId); 16288 final int runtimePermCount = runtimePermStates.size(); 16289 for (int i = runtimePermCount - 1; i >= 0; i--) { 16290 PermissionState permissionState = runtimePermStates.get(i); 16291 if (!usedPermissions.contains(permissionState.getName())) { 16292 BasePermission bp = mSettings.mPermissions.get(permissionState.getName()); 16293 if (bp != null) { 16294 permissionsState.revokeRuntimePermission(bp, userId); 16295 permissionsState.updatePermissionFlags(bp, userId, 16296 PackageManager.MASK_PERMISSION_FLAGS, 0); 16297 runtimePermissionChangedUserIds = ArrayUtils.appendInt( 16298 runtimePermissionChangedUserIds, userId); 16299 } 16300 } 16301 } 16302 } 16303 16304 return runtimePermissionChangedUserIds; 16305 } 16306 16307 private void updateSettingsLI(PackageParser.Package newPackage, String installerPackageName, 16308 int[] allUsers, PackageInstalledInfo res, UserHandle user, int installReason) { 16309 // Update the parent package setting 16310 updateSettingsInternalLI(newPackage, installerPackageName, allUsers, res.origUsers, 16311 res, user, installReason); 16312 // Update the child packages setting 16313 final int childCount = (newPackage.childPackages != null) 16314 ? newPackage.childPackages.size() : 0; 16315 for (int i = 0; i < childCount; i++) { 16316 PackageParser.Package childPackage = newPackage.childPackages.get(i); 16317 PackageInstalledInfo childRes = res.addedChildPackages.get(childPackage.packageName); 16318 updateSettingsInternalLI(childPackage, installerPackageName, allUsers, 16319 childRes.origUsers, childRes, user, installReason); 16320 } 16321 } 16322 16323 private void updateSettingsInternalLI(PackageParser.Package newPackage, 16324 String installerPackageName, int[] allUsers, int[] installedForUsers, 16325 PackageInstalledInfo res, UserHandle user, int installReason) { 16326 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "updateSettings"); 16327 16328 String pkgName = newPackage.packageName; 16329 synchronized (mPackages) { 16330 //write settings. the installStatus will be incomplete at this stage. 16331 //note that the new package setting would have already been 16332 //added to mPackages. It hasn't been persisted yet. 16333 mSettings.setInstallStatus(pkgName, PackageSettingBase.PKG_INSTALL_INCOMPLETE); 16334 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "writeSettings"); 16335 mSettings.writeLPr(); 16336 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 16337 } 16338 16339 if (DEBUG_INSTALL) Slog.d(TAG, "New package installed in " + newPackage.codePath); 16340 synchronized (mPackages) { 16341 updatePermissionsLPw(newPackage.packageName, newPackage, 16342 UPDATE_PERMISSIONS_REPLACE_PKG | (newPackage.permissions.size() > 0 16343 ? UPDATE_PERMISSIONS_ALL : 0)); 16344 // For system-bundled packages, we assume that installing an upgraded version 16345 // of the package implies that the user actually wants to run that new code, 16346 // so we enable the package. 16347 PackageSetting ps = mSettings.mPackages.get(pkgName); 16348 final int userId = user.getIdentifier(); 16349 if (ps != null) { 16350 if (isSystemApp(newPackage)) { 16351 if (DEBUG_INSTALL) { 16352 Slog.d(TAG, "Implicitly enabling system package on upgrade: " + pkgName); 16353 } 16354 // Enable system package for requested users 16355 if (res.origUsers != null) { 16356 for (int origUserId : res.origUsers) { 16357 if (userId == UserHandle.USER_ALL || userId == origUserId) { 16358 ps.setEnabled(COMPONENT_ENABLED_STATE_DEFAULT, 16359 origUserId, installerPackageName); 16360 } 16361 } 16362 } 16363 // Also convey the prior install/uninstall state 16364 if (allUsers != null && installedForUsers != null) { 16365 for (int currentUserId : allUsers) { 16366 final boolean installed = ArrayUtils.contains( 16367 installedForUsers, currentUserId); 16368 if (DEBUG_INSTALL) { 16369 Slog.d(TAG, " user " + currentUserId + " => " + installed); 16370 } 16371 ps.setInstalled(installed, currentUserId); 16372 } 16373 // these install state changes will be persisted in the 16374 // upcoming call to mSettings.writeLPr(). 16375 } 16376 } 16377 // It's implied that when a user requests installation, they want the app to be 16378 // installed and enabled. 16379 if (userId != UserHandle.USER_ALL) { 16380 ps.setInstalled(true, userId); 16381 ps.setEnabled(COMPONENT_ENABLED_STATE_DEFAULT, userId, installerPackageName); 16382 } 16383 16384 // When replacing an existing package, preserve the original install reason for all 16385 // users that had the package installed before. 16386 final Set<Integer> previousUserIds = new ArraySet<>(); 16387 if (res.removedInfo != null && res.removedInfo.installReasons != null) { 16388 final int installReasonCount = res.removedInfo.installReasons.size(); 16389 for (int i = 0; i < installReasonCount; i++) { 16390 final int previousUserId = res.removedInfo.installReasons.keyAt(i); 16391 final int previousInstallReason = res.removedInfo.installReasons.valueAt(i); 16392 ps.setInstallReason(previousInstallReason, previousUserId); 16393 previousUserIds.add(previousUserId); 16394 } 16395 } 16396 16397 // Set install reason for users that are having the package newly installed. 16398 if (userId == UserHandle.USER_ALL) { 16399 for (int currentUserId : sUserManager.getUserIds()) { 16400 if (!previousUserIds.contains(currentUserId)) { 16401 ps.setInstallReason(installReason, currentUserId); 16402 } 16403 } 16404 } else if (!previousUserIds.contains(userId)) { 16405 ps.setInstallReason(installReason, userId); 16406 } 16407 } 16408 res.name = pkgName; 16409 res.uid = newPackage.applicationInfo.uid; 16410 res.pkg = newPackage; 16411 mSettings.setInstallStatus(pkgName, PackageSettingBase.PKG_INSTALL_COMPLETE); 16412 mSettings.setInstallerPackageName(pkgName, installerPackageName); 16413 res.setReturnCode(PackageManager.INSTALL_SUCCEEDED); 16414 //to update install status 16415 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "writeSettings"); 16416 mSettings.writeLPr(); 16417 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 16418 } 16419 16420 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 16421 } 16422 16423 private void installPackageTracedLI(InstallArgs args, PackageInstalledInfo res) { 16424 try { 16425 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "installPackage"); 16426 installPackageLI(args, res); 16427 } finally { 16428 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 16429 } 16430 } 16431 16432 private void installPackageLI(InstallArgs args, PackageInstalledInfo res) { 16433 final int installFlags = args.installFlags; 16434 final String installerPackageName = args.installerPackageName; 16435 final String volumeUuid = args.volumeUuid; 16436 final File tmpPackageFile = new File(args.getCodePath()); 16437 final boolean forwardLocked = ((installFlags & PackageManager.INSTALL_FORWARD_LOCK) != 0); 16438 final boolean onExternal = (((installFlags & PackageManager.INSTALL_EXTERNAL) != 0) 16439 || (args.volumeUuid != null)); 16440 final boolean ephemeral = ((installFlags & PackageManager.INSTALL_EPHEMERAL) != 0); 16441 final boolean forceSdk = ((installFlags & PackageManager.INSTALL_FORCE_SDK) != 0); 16442 boolean replace = false; 16443 int scanFlags = SCAN_NEW_INSTALL | SCAN_UPDATE_SIGNATURE; 16444 if (args.move != null) { 16445 // moving a complete application; perform an initial scan on the new install location 16446 scanFlags |= SCAN_INITIAL; 16447 } 16448 if ((installFlags & PackageManager.INSTALL_DONT_KILL_APP) != 0) { 16449 scanFlags |= SCAN_DONT_KILL_APP; 16450 } 16451 16452 // Result object to be returned 16453 res.setReturnCode(PackageManager.INSTALL_SUCCEEDED); 16454 16455 if (DEBUG_INSTALL) Slog.d(TAG, "installPackageLI: path=" + tmpPackageFile); 16456 16457 // Sanity check 16458 if (ephemeral && (forwardLocked || onExternal)) { 16459 Slog.i(TAG, "Incompatible ephemeral install; fwdLocked=" + forwardLocked 16460 + " external=" + onExternal); 16461 res.setReturnCode(PackageManager.INSTALL_FAILED_EPHEMERAL_INVALID); 16462 return; 16463 } 16464 16465 // Retrieve PackageSettings and parse package 16466 final int parseFlags = mDefParseFlags | PackageParser.PARSE_CHATTY 16467 | PackageParser.PARSE_ENFORCE_CODE 16468 | (forwardLocked ? PackageParser.PARSE_FORWARD_LOCK : 0) 16469 | (onExternal ? PackageParser.PARSE_EXTERNAL_STORAGE : 0) 16470 | (ephemeral ? PackageParser.PARSE_IS_EPHEMERAL : 0) 16471 | (forceSdk ? PackageParser.PARSE_FORCE_SDK : 0); 16472 PackageParser pp = new PackageParser(); 16473 pp.setSeparateProcesses(mSeparateProcesses); 16474 pp.setDisplayMetrics(mMetrics); 16475 16476 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "parsePackage"); 16477 final PackageParser.Package pkg; 16478 try { 16479 pkg = pp.parsePackage(tmpPackageFile, parseFlags); 16480 } catch (PackageParserException e) { 16481 res.setError("Failed parse during installPackageLI", e); 16482 return; 16483 } finally { 16484 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 16485 } 16486 16487 // Ephemeral apps must have target SDK >= O. 16488 // TODO: Update conditional and error message when O gets locked down 16489 if (ephemeral && pkg.applicationInfo.targetSdkVersion <= Build.VERSION_CODES.N_MR1) { 16490 res.setError(PackageManager.INSTALL_FAILED_EPHEMERAL_INVALID, 16491 "Ephemeral apps must have target SDK version of at least O"); 16492 return; 16493 } 16494 16495 if (pkg.applicationInfo.isStaticSharedLibrary()) { 16496 // Static shared libraries have synthetic package names 16497 renameStaticSharedLibraryPackage(pkg); 16498 16499 // No static shared libs on external storage 16500 if (onExternal) { 16501 Slog.i(TAG, "Static shared libs can only be installed on internal storage."); 16502 res.setError(INSTALL_FAILED_INVALID_INSTALL_LOCATION, 16503 "Packages declaring static-shared libs cannot be updated"); 16504 return; 16505 } 16506 } 16507 16508 // If we are installing a clustered package add results for the children 16509 if (pkg.childPackages != null) { 16510 synchronized (mPackages) { 16511 final int childCount = pkg.childPackages.size(); 16512 for (int i = 0; i < childCount; i++) { 16513 PackageParser.Package childPkg = pkg.childPackages.get(i); 16514 PackageInstalledInfo childRes = new PackageInstalledInfo(); 16515 childRes.setReturnCode(PackageManager.INSTALL_SUCCEEDED); 16516 childRes.pkg = childPkg; 16517 childRes.name = childPkg.packageName; 16518 PackageSetting childPs = mSettings.getPackageLPr(childPkg.packageName); 16519 if (childPs != null) { 16520 childRes.origUsers = childPs.queryInstalledUsers( 16521 sUserManager.getUserIds(), true); 16522 } 16523 if ((mPackages.containsKey(childPkg.packageName))) { 16524 childRes.removedInfo = new PackageRemovedInfo(); 16525 childRes.removedInfo.removedPackage = childPkg.packageName; 16526 } 16527 if (res.addedChildPackages == null) { 16528 res.addedChildPackages = new ArrayMap<>(); 16529 } 16530 res.addedChildPackages.put(childPkg.packageName, childRes); 16531 } 16532 } 16533 } 16534 16535 // If package doesn't declare API override, mark that we have an install 16536 // time CPU ABI override. 16537 if (TextUtils.isEmpty(pkg.cpuAbiOverride)) { 16538 pkg.cpuAbiOverride = args.abiOverride; 16539 } 16540 16541 String pkgName = res.name = pkg.packageName; 16542 if ((pkg.applicationInfo.flags&ApplicationInfo.FLAG_TEST_ONLY) != 0) { 16543 if ((installFlags & PackageManager.INSTALL_ALLOW_TEST) == 0) { 16544 res.setError(INSTALL_FAILED_TEST_ONLY, "installPackageLI"); 16545 return; 16546 } 16547 } 16548 16549 try { 16550 // either use what we've been given or parse directly from the APK 16551 if (args.certificates != null) { 16552 try { 16553 PackageParser.populateCertificates(pkg, args.certificates); 16554 } catch (PackageParserException e) { 16555 // there was something wrong with the certificates we were given; 16556 // try to pull them from the APK 16557 PackageParser.collectCertificates(pkg, parseFlags); 16558 } 16559 } else { 16560 PackageParser.collectCertificates(pkg, parseFlags); 16561 } 16562 } catch (PackageParserException e) { 16563 res.setError("Failed collect during installPackageLI", e); 16564 return; 16565 } 16566 16567 // Get rid of all references to package scan path via parser. 16568 pp = null; 16569 String oldCodePath = null; 16570 boolean systemApp = false; 16571 synchronized (mPackages) { 16572 // Check if installing already existing package 16573 if ((installFlags & PackageManager.INSTALL_REPLACE_EXISTING) != 0) { 16574 String oldName = mSettings.getRenamedPackageLPr(pkgName); 16575 if (pkg.mOriginalPackages != null 16576 && pkg.mOriginalPackages.contains(oldName) 16577 && mPackages.containsKey(oldName)) { 16578 // This package is derived from an original package, 16579 // and this device has been updating from that original 16580 // name. We must continue using the original name, so 16581 // rename the new package here. 16582 pkg.setPackageName(oldName); 16583 pkgName = pkg.packageName; 16584 replace = true; 16585 if (DEBUG_INSTALL) Slog.d(TAG, "Replacing existing renamed package: oldName=" 16586 + oldName + " pkgName=" + pkgName); 16587 } else if (mPackages.containsKey(pkgName)) { 16588 // This package, under its official name, already exists 16589 // on the device; we should replace it. 16590 replace = true; 16591 if (DEBUG_INSTALL) Slog.d(TAG, "Replace existing pacakge: " + pkgName); 16592 } 16593 16594 // Child packages are installed through the parent package 16595 if (pkg.parentPackage != null) { 16596 res.setError(PackageManager.INSTALL_PARSE_FAILED_BAD_PACKAGE_NAME, 16597 "Package " + pkg.packageName + " is child of package " 16598 + pkg.parentPackage.parentPackage + ". Child packages " 16599 + "can be updated only through the parent package."); 16600 return; 16601 } 16602 16603 if (replace) { 16604 // Prevent apps opting out from runtime permissions 16605 PackageParser.Package oldPackage = mPackages.get(pkgName); 16606 final int oldTargetSdk = oldPackage.applicationInfo.targetSdkVersion; 16607 final int newTargetSdk = pkg.applicationInfo.targetSdkVersion; 16608 if (oldTargetSdk > Build.VERSION_CODES.LOLLIPOP_MR1 16609 && newTargetSdk <= Build.VERSION_CODES.LOLLIPOP_MR1) { 16610 res.setError(PackageManager.INSTALL_FAILED_PERMISSION_MODEL_DOWNGRADE, 16611 "Package " + pkg.packageName + " new target SDK " + newTargetSdk 16612 + " doesn't support runtime permissions but the old" 16613 + " target SDK " + oldTargetSdk + " does."); 16614 return; 16615 } 16616 16617 // Prevent installing of child packages 16618 if (oldPackage.parentPackage != null) { 16619 res.setError(PackageManager.INSTALL_PARSE_FAILED_BAD_PACKAGE_NAME, 16620 "Package " + pkg.packageName + " is child of package " 16621 + oldPackage.parentPackage + ". Child packages " 16622 + "can be updated only through the parent package."); 16623 return; 16624 } 16625 } 16626 } 16627 16628 PackageSetting ps = mSettings.mPackages.get(pkgName); 16629 if (ps != null) { 16630 if (DEBUG_INSTALL) Slog.d(TAG, "Existing package: " + ps); 16631 16632 // Static shared libs have same package with different versions where 16633 // we internally use a synthetic package name to allow multiple versions 16634 // of the same package, therefore we need to compare signatures against 16635 // the package setting for the latest library version. 16636 PackageSetting signatureCheckPs = ps; 16637 if (pkg.applicationInfo.isStaticSharedLibrary()) { 16638 SharedLibraryEntry libraryEntry = getLatestSharedLibraVersionLPr(pkg); 16639 if (libraryEntry != null) { 16640 signatureCheckPs = mSettings.getPackageLPr(libraryEntry.apk); 16641 } 16642 } 16643 16644 // Quick sanity check that we're signed correctly if updating; 16645 // we'll check this again later when scanning, but we want to 16646 // bail early here before tripping over redefined permissions. 16647 if (shouldCheckUpgradeKeySetLP(signatureCheckPs, scanFlags)) { 16648 if (!checkUpgradeKeySetLP(signatureCheckPs, pkg)) { 16649 res.setError(INSTALL_FAILED_UPDATE_INCOMPATIBLE, "Package " 16650 + pkg.packageName + " upgrade keys do not match the " 16651 + "previously installed version"); 16652 return; 16653 } 16654 } else { 16655 try { 16656 verifySignaturesLP(signatureCheckPs, pkg); 16657 } catch (PackageManagerException e) { 16658 res.setError(e.error, e.getMessage()); 16659 return; 16660 } 16661 } 16662 16663 oldCodePath = mSettings.mPackages.get(pkgName).codePathString; 16664 if (ps.pkg != null && ps.pkg.applicationInfo != null) { 16665 systemApp = (ps.pkg.applicationInfo.flags & 16666 ApplicationInfo.FLAG_SYSTEM) != 0; 16667 } 16668 res.origUsers = ps.queryInstalledUsers(sUserManager.getUserIds(), true); 16669 } 16670 16671 // Check whether the newly-scanned package wants to define an already-defined perm 16672 int N = pkg.permissions.size(); 16673 for (int i = N-1; i >= 0; i--) { 16674 PackageParser.Permission perm = pkg.permissions.get(i); 16675 BasePermission bp = mSettings.mPermissions.get(perm.info.name); 16676 if (bp != null) { 16677 // If the defining package is signed with our cert, it's okay. This 16678 // also includes the "updating the same package" case, of course. 16679 // "updating same package" could also involve key-rotation. 16680 final boolean sigsOk; 16681 if (bp.sourcePackage.equals(pkg.packageName) 16682 && (bp.packageSetting instanceof PackageSetting) 16683 && (shouldCheckUpgradeKeySetLP((PackageSetting) bp.packageSetting, 16684 scanFlags))) { 16685 sigsOk = checkUpgradeKeySetLP((PackageSetting) bp.packageSetting, pkg); 16686 } else { 16687 sigsOk = compareSignatures(bp.packageSetting.signatures.mSignatures, 16688 pkg.mSignatures) == PackageManager.SIGNATURE_MATCH; 16689 } 16690 if (!sigsOk) { 16691 // If the owning package is the system itself, we log but allow 16692 // install to proceed; we fail the install on all other permission 16693 // redefinitions. 16694 if (!bp.sourcePackage.equals("android")) { 16695 res.setError(INSTALL_FAILED_DUPLICATE_PERMISSION, "Package " 16696 + pkg.packageName + " attempting to redeclare permission " 16697 + perm.info.name + " already owned by " + bp.sourcePackage); 16698 res.origPermission = perm.info.name; 16699 res.origPackage = bp.sourcePackage; 16700 return; 16701 } else { 16702 Slog.w(TAG, "Package " + pkg.packageName 16703 + " attempting to redeclare system permission " 16704 + perm.info.name + "; ignoring new declaration"); 16705 pkg.permissions.remove(i); 16706 } 16707 } else if (!PLATFORM_PACKAGE_NAME.equals(pkg.packageName)) { 16708 // Prevent apps to change protection level to dangerous from any other 16709 // type as this would allow a privilege escalation where an app adds a 16710 // normal/signature permission in other app's group and later redefines 16711 // it as dangerous leading to the group auto-grant. 16712 if ((perm.info.protectionLevel & PermissionInfo.PROTECTION_MASK_BASE) 16713 == PermissionInfo.PROTECTION_DANGEROUS) { 16714 if (bp != null && !bp.isRuntime()) { 16715 Slog.w(TAG, "Package " + pkg.packageName + " trying to change a " 16716 + "non-runtime permission " + perm.info.name 16717 + " to runtime; keeping old protection level"); 16718 perm.info.protectionLevel = bp.protectionLevel; 16719 } 16720 } 16721 } 16722 } 16723 } 16724 } 16725 16726 if (systemApp) { 16727 if (onExternal) { 16728 // Abort update; system app can't be replaced with app on sdcard 16729 res.setError(INSTALL_FAILED_INVALID_INSTALL_LOCATION, 16730 "Cannot install updates to system apps on sdcard"); 16731 return; 16732 } else if (ephemeral) { 16733 // Abort update; system app can't be replaced with an ephemeral app 16734 res.setError(INSTALL_FAILED_EPHEMERAL_INVALID, 16735 "Cannot update a system app with an ephemeral app"); 16736 return; 16737 } 16738 } 16739 16740 if (args.move != null) { 16741 // We did an in-place move, so dex is ready to roll 16742 scanFlags |= SCAN_NO_DEX; 16743 scanFlags |= SCAN_MOVE; 16744 16745 synchronized (mPackages) { 16746 final PackageSetting ps = mSettings.mPackages.get(pkgName); 16747 if (ps == null) { 16748 res.setError(INSTALL_FAILED_INTERNAL_ERROR, 16749 "Missing settings for moved package " + pkgName); 16750 } 16751 16752 // We moved the entire application as-is, so bring over the 16753 // previously derived ABI information. 16754 pkg.applicationInfo.primaryCpuAbi = ps.primaryCpuAbiString; 16755 pkg.applicationInfo.secondaryCpuAbi = ps.secondaryCpuAbiString; 16756 } 16757 16758 } else if (!forwardLocked && !pkg.applicationInfo.isExternalAsec()) { 16759 // Enable SCAN_NO_DEX flag to skip dexopt at a later stage 16760 scanFlags |= SCAN_NO_DEX; 16761 16762 try { 16763 String abiOverride = (TextUtils.isEmpty(pkg.cpuAbiOverride) ? 16764 args.abiOverride : pkg.cpuAbiOverride); 16765 derivePackageAbi(pkg, new File(pkg.codePath), abiOverride, 16766 true /*extractLibs*/, mAppLib32InstallDir); 16767 } catch (PackageManagerException pme) { 16768 Slog.e(TAG, "Error deriving application ABI", pme); 16769 res.setError(INSTALL_FAILED_INTERNAL_ERROR, "Error deriving application ABI"); 16770 return; 16771 } 16772 16773 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "dexopt"); 16774 // Do not run PackageDexOptimizer through the local performDexOpt 16775 // method because `pkg` may not be in `mPackages` yet. 16776 // 16777 // Also, don't fail application installs if the dexopt step fails. 16778 mPackageDexOptimizer.performDexOpt(pkg, pkg.usesLibraryFiles, 16779 null /* instructionSets */, false /* checkProfiles */, 16780 getCompilerFilterForReason(REASON_INSTALL), 16781 getOrCreateCompilerPackageStats(pkg)); 16782 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 16783 16784 // Notify BackgroundDexOptJobService that the package has been changed. 16785 // If this is an update of a package which used to fail to compile, 16786 // BDOS will remove it from its blacklist. 16787 // TODO: Layering violation 16788 BackgroundDexOptJobService.notifyPackageChanged(pkg.packageName); 16789 } 16790 16791 if (!args.doRename(res.returnCode, pkg, oldCodePath)) { 16792 res.setError(INSTALL_FAILED_INSUFFICIENT_STORAGE, "Failed rename"); 16793 return; 16794 } 16795 16796 startIntentFilterVerifications(args.user.getIdentifier(), replace, pkg); 16797 16798 try (PackageFreezer freezer = freezePackageForInstall(pkgName, installFlags, 16799 "installPackageLI")) { 16800 if (replace) { 16801 if (pkg.applicationInfo.isStaticSharedLibrary()) { 16802 // Static libs have a synthetic package name containing the version 16803 // and cannot be updated as an update would get a new package name, 16804 // unless this is the exact same version code which is useful for 16805 // development. 16806 PackageParser.Package existingPkg = mPackages.get(pkg.packageName); 16807 if (existingPkg != null && existingPkg.mVersionCode != pkg.mVersionCode) { 16808 res.setError(INSTALL_FAILED_DUPLICATE_PACKAGE, "Packages declaring " 16809 + "static-shared libs cannot be updated"); 16810 return; 16811 } 16812 } 16813 replacePackageLIF(pkg, parseFlags, scanFlags | SCAN_REPLACING, args.user, 16814 installerPackageName, res, args.installReason); 16815 } else { 16816 installNewPackageLIF(pkg, parseFlags, scanFlags | SCAN_DELETE_DATA_ON_FAILURES, 16817 args.user, installerPackageName, volumeUuid, res, args.installReason); 16818 } 16819 } 16820 synchronized (mPackages) { 16821 final PackageSetting ps = mSettings.mPackages.get(pkgName); 16822 if (ps != null) { 16823 res.newUsers = ps.queryInstalledUsers(sUserManager.getUserIds(), true); 16824 } 16825 16826 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 16827 for (int i = 0; i < childCount; i++) { 16828 PackageParser.Package childPkg = pkg.childPackages.get(i); 16829 PackageInstalledInfo childRes = res.addedChildPackages.get(childPkg.packageName); 16830 PackageSetting childPs = mSettings.getPackageLPr(childPkg.packageName); 16831 if (childPs != null) { 16832 childRes.newUsers = childPs.queryInstalledUsers( 16833 sUserManager.getUserIds(), true); 16834 } 16835 } 16836 } 16837 } 16838 16839 private void startIntentFilterVerifications(int userId, boolean replacing, 16840 PackageParser.Package pkg) { 16841 if (mIntentFilterVerifierComponent == null) { 16842 Slog.w(TAG, "No IntentFilter verification will not be done as " 16843 + "there is no IntentFilterVerifier available!"); 16844 return; 16845 } 16846 16847 final int verifierUid = getPackageUid( 16848 mIntentFilterVerifierComponent.getPackageName(), 16849 MATCH_DEBUG_TRIAGED_MISSING, 16850 (userId == UserHandle.USER_ALL) ? UserHandle.USER_SYSTEM : userId); 16851 16852 Message msg = mHandler.obtainMessage(START_INTENT_FILTER_VERIFICATIONS); 16853 msg.obj = new IFVerificationParams(pkg, replacing, userId, verifierUid); 16854 mHandler.sendMessage(msg); 16855 16856 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 16857 for (int i = 0; i < childCount; i++) { 16858 PackageParser.Package childPkg = pkg.childPackages.get(i); 16859 msg = mHandler.obtainMessage(START_INTENT_FILTER_VERIFICATIONS); 16860 msg.obj = new IFVerificationParams(childPkg, replacing, userId, verifierUid); 16861 mHandler.sendMessage(msg); 16862 } 16863 } 16864 16865 private void verifyIntentFiltersIfNeeded(int userId, int verifierUid, boolean replacing, 16866 PackageParser.Package pkg) { 16867 int size = pkg.activities.size(); 16868 if (size == 0) { 16869 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 16870 "No activity, so no need to verify any IntentFilter!"); 16871 return; 16872 } 16873 16874 final boolean hasDomainURLs = hasDomainURLs(pkg); 16875 if (!hasDomainURLs) { 16876 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 16877 "No domain URLs, so no need to verify any IntentFilter!"); 16878 return; 16879 } 16880 16881 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, "Checking for userId:" + userId 16882 + " if any IntentFilter from the " + size 16883 + " Activities needs verification ..."); 16884 16885 int count = 0; 16886 final String packageName = pkg.packageName; 16887 16888 synchronized (mPackages) { 16889 // If this is a new install and we see that we've already run verification for this 16890 // package, we have nothing to do: it means the state was restored from backup. 16891 if (!replacing) { 16892 IntentFilterVerificationInfo ivi = 16893 mSettings.getIntentFilterVerificationLPr(packageName); 16894 if (ivi != null) { 16895 if (DEBUG_DOMAIN_VERIFICATION) { 16896 Slog.i(TAG, "Package " + packageName+ " already verified: status=" 16897 + ivi.getStatusString()); 16898 } 16899 return; 16900 } 16901 } 16902 16903 // If any filters need to be verified, then all need to be. 16904 boolean needToVerify = false; 16905 for (PackageParser.Activity a : pkg.activities) { 16906 for (ActivityIntentInfo filter : a.intents) { 16907 if (filter.needsVerification() && needsNetworkVerificationLPr(filter)) { 16908 if (DEBUG_DOMAIN_VERIFICATION) { 16909 Slog.d(TAG, "Intent filter needs verification, so processing all filters"); 16910 } 16911 needToVerify = true; 16912 break; 16913 } 16914 } 16915 } 16916 16917 if (needToVerify) { 16918 final int verificationId = mIntentFilterVerificationToken++; 16919 for (PackageParser.Activity a : pkg.activities) { 16920 for (ActivityIntentInfo filter : a.intents) { 16921 if (filter.handlesWebUris(true) && needsNetworkVerificationLPr(filter)) { 16922 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 16923 "Verification needed for IntentFilter:" + filter.toString()); 16924 mIntentFilterVerifier.addOneIntentFilterVerification( 16925 verifierUid, userId, verificationId, filter, packageName); 16926 count++; 16927 } 16928 } 16929 } 16930 } 16931 } 16932 16933 if (count > 0) { 16934 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, "Starting " + count 16935 + " IntentFilter verification" + (count > 1 ? "s" : "") 16936 + " for userId:" + userId); 16937 mIntentFilterVerifier.startVerifications(userId); 16938 } else { 16939 if (DEBUG_DOMAIN_VERIFICATION) { 16940 Slog.d(TAG, "No filters or not all autoVerify for " + packageName); 16941 } 16942 } 16943 } 16944 16945 private boolean needsNetworkVerificationLPr(ActivityIntentInfo filter) { 16946 final ComponentName cn = filter.activity.getComponentName(); 16947 final String packageName = cn.getPackageName(); 16948 16949 IntentFilterVerificationInfo ivi = mSettings.getIntentFilterVerificationLPr( 16950 packageName); 16951 if (ivi == null) { 16952 return true; 16953 } 16954 int status = ivi.getStatus(); 16955 switch (status) { 16956 case INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED: 16957 case INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK: 16958 return true; 16959 16960 default: 16961 // Nothing to do 16962 return false; 16963 } 16964 } 16965 16966 private static boolean isMultiArch(ApplicationInfo info) { 16967 return (info.flags & ApplicationInfo.FLAG_MULTIARCH) != 0; 16968 } 16969 16970 private static boolean isExternal(PackageParser.Package pkg) { 16971 return (pkg.applicationInfo.flags & ApplicationInfo.FLAG_EXTERNAL_STORAGE) != 0; 16972 } 16973 16974 private static boolean isExternal(PackageSetting ps) { 16975 return (ps.pkgFlags & ApplicationInfo.FLAG_EXTERNAL_STORAGE) != 0; 16976 } 16977 16978 private static boolean isEphemeral(PackageParser.Package pkg) { 16979 return pkg.applicationInfo.isInstantApp(); 16980 } 16981 16982 private static boolean isEphemeral(PackageSetting ps) { 16983 return ps.pkg != null && isEphemeral(ps.pkg); 16984 } 16985 16986 private static boolean isSystemApp(PackageParser.Package pkg) { 16987 return (pkg.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) != 0; 16988 } 16989 16990 private static boolean isPrivilegedApp(PackageParser.Package pkg) { 16991 return (pkg.applicationInfo.privateFlags & ApplicationInfo.PRIVATE_FLAG_PRIVILEGED) != 0; 16992 } 16993 16994 private static boolean hasDomainURLs(PackageParser.Package pkg) { 16995 return (pkg.applicationInfo.privateFlags & ApplicationInfo.PRIVATE_FLAG_HAS_DOMAIN_URLS) != 0; 16996 } 16997 16998 private static boolean isSystemApp(PackageSetting ps) { 16999 return (ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) != 0; 17000 } 17001 17002 private static boolean isUpdatedSystemApp(PackageSetting ps) { 17003 return (ps.pkgFlags & ApplicationInfo.FLAG_UPDATED_SYSTEM_APP) != 0; 17004 } 17005 17006 private int packageFlagsToInstallFlags(PackageSetting ps) { 17007 int installFlags = 0; 17008 if (isEphemeral(ps)) { 17009 installFlags |= PackageManager.INSTALL_EPHEMERAL; 17010 } 17011 if (isExternal(ps) && TextUtils.isEmpty(ps.volumeUuid)) { 17012 // This existing package was an external ASEC install when we have 17013 // the external flag without a UUID 17014 installFlags |= PackageManager.INSTALL_EXTERNAL; 17015 } 17016 if (ps.isForwardLocked()) { 17017 installFlags |= PackageManager.INSTALL_FORWARD_LOCK; 17018 } 17019 return installFlags; 17020 } 17021 17022 private String getVolumeUuidForPackage(PackageParser.Package pkg) { 17023 if (isExternal(pkg)) { 17024 if (TextUtils.isEmpty(pkg.volumeUuid)) { 17025 return StorageManager.UUID_PRIMARY_PHYSICAL; 17026 } else { 17027 return pkg.volumeUuid; 17028 } 17029 } else { 17030 return StorageManager.UUID_PRIVATE_INTERNAL; 17031 } 17032 } 17033 17034 private VersionInfo getSettingsVersionForPackage(PackageParser.Package pkg) { 17035 if (isExternal(pkg)) { 17036 if (TextUtils.isEmpty(pkg.volumeUuid)) { 17037 return mSettings.getExternalVersion(); 17038 } else { 17039 return mSettings.findOrCreateVersion(pkg.volumeUuid); 17040 } 17041 } else { 17042 return mSettings.getInternalVersion(); 17043 } 17044 } 17045 17046 private void deleteTempPackageFiles() { 17047 final FilenameFilter filter = new FilenameFilter() { 17048 public boolean accept(File dir, String name) { 17049 return name.startsWith("vmdl") && name.endsWith(".tmp"); 17050 } 17051 }; 17052 for (File file : mDrmAppPrivateInstallDir.listFiles(filter)) { 17053 file.delete(); 17054 } 17055 } 17056 17057 @Override 17058 public void deletePackageAsUser(String packageName, int versionCode, 17059 IPackageDeleteObserver observer, int userId, int flags) { 17060 deletePackageVersioned(new VersionedPackage(packageName, versionCode), 17061 new LegacyPackageDeleteObserver(observer).getBinder(), userId, flags); 17062 } 17063 17064 @Override 17065 public void deletePackageVersioned(VersionedPackage versionedPackage, 17066 final IPackageDeleteObserver2 observer, final int userId, final int deleteFlags) { 17067 mContext.enforceCallingOrSelfPermission( 17068 android.Manifest.permission.DELETE_PACKAGES, null); 17069 Preconditions.checkNotNull(versionedPackage); 17070 Preconditions.checkNotNull(observer); 17071 Preconditions.checkArgumentInRange(versionedPackage.getVersionCode(), 17072 PackageManager.VERSION_CODE_HIGHEST, 17073 Integer.MAX_VALUE, "versionCode must be >= -1"); 17074 17075 final String packageName = versionedPackage.getPackageName(); 17076 // TODO: We will change version code to long, so in the new API it is long 17077 final int versionCode = (int) versionedPackage.getVersionCode(); 17078 final String internalPackageName; 17079 synchronized (mPackages) { 17080 // Normalize package name to handle renamed packages and static libs 17081 internalPackageName = resolveInternalPackageNameLPr(versionedPackage.getPackageName(), 17082 // TODO: We will change version code to long, so in the new API it is long 17083 (int) versionedPackage.getVersionCode()); 17084 } 17085 17086 final int uid = Binder.getCallingUid(); 17087 if (!isOrphaned(internalPackageName) 17088 && !isCallerAllowedToSilentlyUninstall(uid, internalPackageName)) { 17089 try { 17090 final Intent intent = new Intent(Intent.ACTION_UNINSTALL_PACKAGE); 17091 intent.setData(Uri.fromParts(PACKAGE_SCHEME, packageName, null)); 17092 intent.putExtra(PackageInstaller.EXTRA_CALLBACK, observer.asBinder()); 17093 observer.onUserActionRequired(intent); 17094 } catch (RemoteException re) { 17095 } 17096 return; 17097 } 17098 final boolean deleteAllUsers = (deleteFlags & PackageManager.DELETE_ALL_USERS) != 0; 17099 final int[] users = deleteAllUsers ? sUserManager.getUserIds() : new int[]{ userId }; 17100 if (UserHandle.getUserId(uid) != userId || (deleteAllUsers && users.length > 1)) { 17101 mContext.enforceCallingOrSelfPermission( 17102 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, 17103 "deletePackage for user " + userId); 17104 } 17105 17106 if (isUserRestricted(userId, UserManager.DISALLOW_UNINSTALL_APPS)) { 17107 try { 17108 observer.onPackageDeleted(packageName, 17109 PackageManager.DELETE_FAILED_USER_RESTRICTED, null); 17110 } catch (RemoteException re) { 17111 } 17112 return; 17113 } 17114 17115 if (!deleteAllUsers && getBlockUninstallForUser(internalPackageName, userId)) { 17116 try { 17117 observer.onPackageDeleted(packageName, 17118 PackageManager.DELETE_FAILED_OWNER_BLOCKED, null); 17119 } catch (RemoteException re) { 17120 } 17121 return; 17122 } 17123 17124 if (DEBUG_REMOVE) { 17125 Slog.d(TAG, "deletePackageAsUser: pkg=" + internalPackageName + " user=" + userId 17126 + " deleteAllUsers: " + deleteAllUsers + " version=" 17127 + (versionCode == PackageManager.VERSION_CODE_HIGHEST 17128 ? "VERSION_CODE_HIGHEST" : versionCode)); 17129 } 17130 // Queue up an async operation since the package deletion may take a little while. 17131 mHandler.post(new Runnable() { 17132 public void run() { 17133 mHandler.removeCallbacks(this); 17134 int returnCode; 17135 if (!deleteAllUsers) { 17136 returnCode = deletePackageX(internalPackageName, versionCode, 17137 userId, deleteFlags); 17138 } else { 17139 int[] blockUninstallUserIds = getBlockUninstallForUsers( 17140 internalPackageName, users); 17141 // If nobody is blocking uninstall, proceed with delete for all users 17142 if (ArrayUtils.isEmpty(blockUninstallUserIds)) { 17143 returnCode = deletePackageX(internalPackageName, versionCode, 17144 userId, deleteFlags); 17145 } else { 17146 // Otherwise uninstall individually for users with blockUninstalls=false 17147 final int userFlags = deleteFlags & ~PackageManager.DELETE_ALL_USERS; 17148 for (int userId : users) { 17149 if (!ArrayUtils.contains(blockUninstallUserIds, userId)) { 17150 returnCode = deletePackageX(internalPackageName, versionCode, 17151 userId, userFlags); 17152 if (returnCode != PackageManager.DELETE_SUCCEEDED) { 17153 Slog.w(TAG, "Package delete failed for user " + userId 17154 + ", returnCode " + returnCode); 17155 } 17156 } 17157 } 17158 // The app has only been marked uninstalled for certain users. 17159 // We still need to report that delete was blocked 17160 returnCode = PackageManager.DELETE_FAILED_OWNER_BLOCKED; 17161 } 17162 } 17163 try { 17164 observer.onPackageDeleted(packageName, returnCode, null); 17165 } catch (RemoteException e) { 17166 Log.i(TAG, "Observer no longer exists."); 17167 } //end catch 17168 } //end run 17169 }); 17170 } 17171 17172 private String resolveExternalPackageNameLPr(PackageParser.Package pkg) { 17173 if (pkg.staticSharedLibName != null) { 17174 return pkg.manifestPackageName; 17175 } 17176 return pkg.packageName; 17177 } 17178 17179 private String resolveInternalPackageNameLPr(String packageName, int versionCode) { 17180 // Handle renamed packages 17181 String normalizedPackageName = mSettings.getRenamedPackageLPr(packageName); 17182 packageName = normalizedPackageName != null ? normalizedPackageName : packageName; 17183 17184 // Is this a static library? 17185 SparseArray<SharedLibraryEntry> versionedLib = 17186 mStaticLibsByDeclaringPackage.get(packageName); 17187 if (versionedLib == null || versionedLib.size() <= 0) { 17188 return packageName; 17189 } 17190 17191 // Figure out which lib versions the caller can see 17192 SparseIntArray versionsCallerCanSee = null; 17193 final int callingAppId = UserHandle.getAppId(Binder.getCallingUid()); 17194 if (callingAppId != Process.SYSTEM_UID && callingAppId != Process.SHELL_UID 17195 && callingAppId != Process.ROOT_UID) { 17196 versionsCallerCanSee = new SparseIntArray(); 17197 String libName = versionedLib.valueAt(0).info.getName(); 17198 String[] uidPackages = getPackagesForUid(Binder.getCallingUid()); 17199 if (uidPackages != null) { 17200 for (String uidPackage : uidPackages) { 17201 PackageSetting ps = mSettings.getPackageLPr(uidPackage); 17202 final int libIdx = ArrayUtils.indexOf(ps.usesStaticLibraries, libName); 17203 if (libIdx >= 0) { 17204 final int libVersion = ps.usesStaticLibrariesVersions[libIdx]; 17205 versionsCallerCanSee.append(libVersion, libVersion); 17206 } 17207 } 17208 } 17209 } 17210 17211 // Caller can see nothing - done 17212 if (versionsCallerCanSee != null && versionsCallerCanSee.size() <= 0) { 17213 return packageName; 17214 } 17215 17216 // Find the version the caller can see and the app version code 17217 SharedLibraryEntry highestVersion = null; 17218 final int versionCount = versionedLib.size(); 17219 for (int i = 0; i < versionCount; i++) { 17220 SharedLibraryEntry libEntry = versionedLib.valueAt(i); 17221 if (versionsCallerCanSee != null && versionsCallerCanSee.indexOfKey( 17222 libEntry.info.getVersion()) < 0) { 17223 continue; 17224 } 17225 // TODO: We will change version code to long, so in the new API it is long 17226 final int libVersionCode = (int) libEntry.info.getDeclaringPackage().getVersionCode(); 17227 if (versionCode != PackageManager.VERSION_CODE_HIGHEST) { 17228 if (libVersionCode == versionCode) { 17229 return libEntry.apk; 17230 } 17231 } else if (highestVersion == null) { 17232 highestVersion = libEntry; 17233 } else if (libVersionCode > highestVersion.info 17234 .getDeclaringPackage().getVersionCode()) { 17235 highestVersion = libEntry; 17236 } 17237 } 17238 17239 if (highestVersion != null) { 17240 return highestVersion.apk; 17241 } 17242 17243 return packageName; 17244 } 17245 17246 private boolean isCallerAllowedToSilentlyUninstall(int callingUid, String pkgName) { 17247 if (callingUid == Process.SHELL_UID || callingUid == Process.ROOT_UID 17248 || callingUid == Process.SYSTEM_UID) { 17249 return true; 17250 } 17251 final int callingUserId = UserHandle.getUserId(callingUid); 17252 // If the caller installed the pkgName, then allow it to silently uninstall. 17253 if (callingUid == getPackageUid(getInstallerPackageName(pkgName), 0, callingUserId)) { 17254 return true; 17255 } 17256 17257 // Allow package verifier to silently uninstall. 17258 if (mRequiredVerifierPackage != null && 17259 callingUid == getPackageUid(mRequiredVerifierPackage, 0, callingUserId)) { 17260 return true; 17261 } 17262 17263 // Allow package uninstaller to silently uninstall. 17264 if (mRequiredUninstallerPackage != null && 17265 callingUid == getPackageUid(mRequiredUninstallerPackage, 0, callingUserId)) { 17266 return true; 17267 } 17268 17269 // Allow storage manager to silently uninstall. 17270 if (mStorageManagerPackage != null && 17271 callingUid == getPackageUid(mStorageManagerPackage, 0, callingUserId)) { 17272 return true; 17273 } 17274 return false; 17275 } 17276 17277 private int[] getBlockUninstallForUsers(String packageName, int[] userIds) { 17278 int[] result = EMPTY_INT_ARRAY; 17279 for (int userId : userIds) { 17280 if (getBlockUninstallForUser(packageName, userId)) { 17281 result = ArrayUtils.appendInt(result, userId); 17282 } 17283 } 17284 return result; 17285 } 17286 17287 @Override 17288 public boolean isPackageDeviceAdminOnAnyUser(String packageName) { 17289 return isPackageDeviceAdmin(packageName, UserHandle.USER_ALL); 17290 } 17291 17292 private boolean isPackageDeviceAdmin(String packageName, int userId) { 17293 IDevicePolicyManager dpm = IDevicePolicyManager.Stub.asInterface( 17294 ServiceManager.getService(Context.DEVICE_POLICY_SERVICE)); 17295 try { 17296 if (dpm != null) { 17297 final ComponentName deviceOwnerComponentName = dpm.getDeviceOwnerComponent( 17298 /* callingUserOnly =*/ false); 17299 final String deviceOwnerPackageName = deviceOwnerComponentName == null ? null 17300 : deviceOwnerComponentName.getPackageName(); 17301 // Does the package contains the device owner? 17302 // TODO Do we have to do it even if userId != UserHandle.USER_ALL? Otherwise, 17303 // this check is probably not needed, since DO should be registered as a device 17304 // admin on some user too. (Original bug for this: b/17657954) 17305 if (packageName.equals(deviceOwnerPackageName)) { 17306 return true; 17307 } 17308 // Does it contain a device admin for any user? 17309 int[] users; 17310 if (userId == UserHandle.USER_ALL) { 17311 users = sUserManager.getUserIds(); 17312 } else { 17313 users = new int[]{userId}; 17314 } 17315 for (int i = 0; i < users.length; ++i) { 17316 if (dpm.packageHasActiveAdmins(packageName, users[i])) { 17317 return true; 17318 } 17319 } 17320 } 17321 } catch (RemoteException e) { 17322 } 17323 return false; 17324 } 17325 17326 private boolean shouldKeepUninstalledPackageLPr(String packageName) { 17327 return mKeepUninstalledPackages != null && mKeepUninstalledPackages.contains(packageName); 17328 } 17329 17330 /** 17331 * This method is an internal method that could be get invoked either 17332 * to delete an installed package or to clean up a failed installation. 17333 * After deleting an installed package, a broadcast is sent to notify any 17334 * listeners that the package has been removed. For cleaning up a failed 17335 * installation, the broadcast is not necessary since the package's 17336 * installation wouldn't have sent the initial broadcast either 17337 * The key steps in deleting a package are 17338 * deleting the package information in internal structures like mPackages, 17339 * deleting the packages base directories through installd 17340 * updating mSettings to reflect current status 17341 * persisting settings for later use 17342 * sending a broadcast if necessary 17343 */ 17344 private int deletePackageX(String packageName, int versionCode, int userId, int deleteFlags) { 17345 final PackageRemovedInfo info = new PackageRemovedInfo(); 17346 final boolean res; 17347 17348 final int removeUser = (deleteFlags & PackageManager.DELETE_ALL_USERS) != 0 17349 ? UserHandle.USER_ALL : userId; 17350 17351 if (isPackageDeviceAdmin(packageName, removeUser)) { 17352 Slog.w(TAG, "Not removing package " + packageName + ": has active device admin"); 17353 return PackageManager.DELETE_FAILED_DEVICE_POLICY_MANAGER; 17354 } 17355 17356 PackageSetting uninstalledPs = null; 17357 17358 // for the uninstall-updates case and restricted profiles, remember the per- 17359 // user handle installed state 17360 int[] allUsers; 17361 synchronized (mPackages) { 17362 uninstalledPs = mSettings.mPackages.get(packageName); 17363 if (uninstalledPs == null) { 17364 Slog.w(TAG, "Not removing non-existent package " + packageName); 17365 return PackageManager.DELETE_FAILED_INTERNAL_ERROR; 17366 } 17367 17368 if (versionCode != PackageManager.VERSION_CODE_HIGHEST 17369 && uninstalledPs.versionCode != versionCode) { 17370 Slog.w(TAG, "Not removing package " + packageName + " with versionCode " 17371 + uninstalledPs.versionCode + " != " + versionCode); 17372 return PackageManager.DELETE_FAILED_INTERNAL_ERROR; 17373 } 17374 17375 // Static shared libs can be declared by any package, so let us not 17376 // allow removing a package if it provides a lib others depend on. 17377 PackageParser.Package pkg = mPackages.get(packageName); 17378 if (pkg != null && pkg.staticSharedLibName != null) { 17379 SharedLibraryEntry libEntry = getSharedLibraryEntryLPr(pkg.staticSharedLibName, 17380 pkg.staticSharedLibVersion); 17381 if (libEntry != null) { 17382 List<VersionedPackage> libClientPackages = getPackagesUsingSharedLibraryLPr( 17383 libEntry.info, 0, userId); 17384 if (!ArrayUtils.isEmpty(libClientPackages)) { 17385 Slog.w(TAG, "Not removing package " + pkg.manifestPackageName 17386 + " hosting lib " + libEntry.info.getName() + " version " 17387 + libEntry.info.getVersion() + " used by " + libClientPackages); 17388 return PackageManager.DELETE_FAILED_USED_SHARED_LIBRARY; 17389 } 17390 } 17391 } 17392 17393 allUsers = sUserManager.getUserIds(); 17394 info.origUsers = uninstalledPs.queryInstalledUsers(allUsers, true); 17395 } 17396 17397 final int freezeUser; 17398 if (isUpdatedSystemApp(uninstalledPs) 17399 && ((deleteFlags & PackageManager.DELETE_SYSTEM_APP) == 0)) { 17400 // We're downgrading a system app, which will apply to all users, so 17401 // freeze them all during the downgrade 17402 freezeUser = UserHandle.USER_ALL; 17403 } else { 17404 freezeUser = removeUser; 17405 } 17406 17407 synchronized (mInstallLock) { 17408 if (DEBUG_REMOVE) Slog.d(TAG, "deletePackageX: pkg=" + packageName + " user=" + userId); 17409 try (PackageFreezer freezer = freezePackageForDelete(packageName, freezeUser, 17410 deleteFlags, "deletePackageX")) { 17411 res = deletePackageLIF(packageName, UserHandle.of(removeUser), true, allUsers, 17412 deleteFlags | REMOVE_CHATTY, info, true, null); 17413 } 17414 synchronized (mPackages) { 17415 if (res) { 17416 mInstantAppRegistry.onPackageUninstalledLPw(uninstalledPs.pkg, 17417 info.removedUsers); 17418 } 17419 } 17420 } 17421 17422 if (res) { 17423 final boolean killApp = (deleteFlags & PackageManager.DELETE_DONT_KILL_APP) == 0; 17424 info.sendPackageRemovedBroadcasts(killApp); 17425 info.sendSystemPackageUpdatedBroadcasts(); 17426 info.sendSystemPackageAppearedBroadcasts(); 17427 } 17428 // Force a gc here. 17429 Runtime.getRuntime().gc(); 17430 // Delete the resources here after sending the broadcast to let 17431 // other processes clean up before deleting resources. 17432 if (info.args != null) { 17433 synchronized (mInstallLock) { 17434 info.args.doPostDeleteLI(true); 17435 } 17436 } 17437 17438 return res ? PackageManager.DELETE_SUCCEEDED : PackageManager.DELETE_FAILED_INTERNAL_ERROR; 17439 } 17440 17441 class PackageRemovedInfo { 17442 String removedPackage; 17443 int uid = -1; 17444 int removedAppId = -1; 17445 int[] origUsers; 17446 int[] removedUsers = null; 17447 SparseArray<Integer> installReasons; 17448 boolean isRemovedPackageSystemUpdate = false; 17449 boolean isUpdate; 17450 boolean dataRemoved; 17451 boolean removedForAllUsers; 17452 boolean isStaticSharedLib; 17453 // Clean up resources deleted packages. 17454 InstallArgs args = null; 17455 ArrayMap<String, PackageRemovedInfo> removedChildPackages; 17456 ArrayMap<String, PackageInstalledInfo> appearedChildPackages; 17457 17458 void sendPackageRemovedBroadcasts(boolean killApp) { 17459 sendPackageRemovedBroadcastInternal(killApp); 17460 final int childCount = removedChildPackages != null ? removedChildPackages.size() : 0; 17461 for (int i = 0; i < childCount; i++) { 17462 PackageRemovedInfo childInfo = removedChildPackages.valueAt(i); 17463 childInfo.sendPackageRemovedBroadcastInternal(killApp); 17464 } 17465 } 17466 17467 void sendSystemPackageUpdatedBroadcasts() { 17468 if (isRemovedPackageSystemUpdate) { 17469 sendSystemPackageUpdatedBroadcastsInternal(); 17470 final int childCount = (removedChildPackages != null) 17471 ? removedChildPackages.size() : 0; 17472 for (int i = 0; i < childCount; i++) { 17473 PackageRemovedInfo childInfo = removedChildPackages.valueAt(i); 17474 if (childInfo.isRemovedPackageSystemUpdate) { 17475 childInfo.sendSystemPackageUpdatedBroadcastsInternal(); 17476 } 17477 } 17478 } 17479 } 17480 17481 void sendSystemPackageAppearedBroadcasts() { 17482 final int packageCount = (appearedChildPackages != null) 17483 ? appearedChildPackages.size() : 0; 17484 for (int i = 0; i < packageCount; i++) { 17485 PackageInstalledInfo installedInfo = appearedChildPackages.valueAt(i); 17486 sendPackageAddedForNewUsers(installedInfo.name, true, 17487 UserHandle.getAppId(installedInfo.uid), installedInfo.newUsers); 17488 } 17489 } 17490 17491 private void sendSystemPackageUpdatedBroadcastsInternal() { 17492 Bundle extras = new Bundle(2); 17493 extras.putInt(Intent.EXTRA_UID, removedAppId >= 0 ? removedAppId : uid); 17494 extras.putBoolean(Intent.EXTRA_REPLACING, true); 17495 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, removedPackage, 17496 extras, 0, null, null, null); 17497 sendPackageBroadcast(Intent.ACTION_PACKAGE_REPLACED, removedPackage, 17498 extras, 0, null, null, null); 17499 sendPackageBroadcast(Intent.ACTION_MY_PACKAGE_REPLACED, null, 17500 null, 0, removedPackage, null, null); 17501 } 17502 17503 private void sendPackageRemovedBroadcastInternal(boolean killApp) { 17504 // Don't send static shared library removal broadcasts as these 17505 // libs are visible only the the apps that depend on them an one 17506 // cannot remove the library if it has a dependency. 17507 if (isStaticSharedLib) { 17508 return; 17509 } 17510 Bundle extras = new Bundle(2); 17511 extras.putInt(Intent.EXTRA_UID, removedAppId >= 0 ? removedAppId : uid); 17512 extras.putBoolean(Intent.EXTRA_DATA_REMOVED, dataRemoved); 17513 extras.putBoolean(Intent.EXTRA_DONT_KILL_APP, !killApp); 17514 if (isUpdate || isRemovedPackageSystemUpdate) { 17515 extras.putBoolean(Intent.EXTRA_REPLACING, true); 17516 } 17517 extras.putBoolean(Intent.EXTRA_REMOVED_FOR_ALL_USERS, removedForAllUsers); 17518 if (removedPackage != null) { 17519 sendPackageBroadcast(Intent.ACTION_PACKAGE_REMOVED, removedPackage, 17520 extras, 0, null, null, removedUsers); 17521 if (dataRemoved && !isRemovedPackageSystemUpdate) { 17522 sendPackageBroadcast(Intent.ACTION_PACKAGE_FULLY_REMOVED, 17523 removedPackage, extras, Intent.FLAG_RECEIVER_INCLUDE_BACKGROUND, 17524 null, null, removedUsers); 17525 } 17526 } 17527 if (removedAppId >= 0) { 17528 sendPackageBroadcast(Intent.ACTION_UID_REMOVED, null, extras, 0, null, null, 17529 removedUsers); 17530 } 17531 } 17532 } 17533 17534 /* 17535 * This method deletes the package from internal data structures. If the DONT_DELETE_DATA 17536 * flag is not set, the data directory is removed as well. 17537 * make sure this flag is set for partially installed apps. If not its meaningless to 17538 * delete a partially installed application. 17539 */ 17540 private void removePackageDataLIF(PackageSetting ps, int[] allUserHandles, 17541 PackageRemovedInfo outInfo, int flags, boolean writeSettings) { 17542 String packageName = ps.name; 17543 if (DEBUG_REMOVE) Slog.d(TAG, "removePackageDataLI: " + ps); 17544 // Retrieve object to delete permissions for shared user later on 17545 final PackageParser.Package deletedPkg; 17546 final PackageSetting deletedPs; 17547 // reader 17548 synchronized (mPackages) { 17549 deletedPkg = mPackages.get(packageName); 17550 deletedPs = mSettings.mPackages.get(packageName); 17551 if (outInfo != null) { 17552 outInfo.removedPackage = packageName; 17553 outInfo.isStaticSharedLib = deletedPkg != null 17554 && deletedPkg.staticSharedLibName != null; 17555 outInfo.removedUsers = deletedPs != null 17556 ? deletedPs.queryInstalledUsers(sUserManager.getUserIds(), true) 17557 : null; 17558 } 17559 } 17560 17561 removePackageLI(ps, (flags & REMOVE_CHATTY) != 0); 17562 17563 if ((flags & PackageManager.DELETE_KEEP_DATA) == 0) { 17564 final PackageParser.Package resolvedPkg; 17565 if (deletedPkg != null) { 17566 resolvedPkg = deletedPkg; 17567 } else { 17568 // We don't have a parsed package when it lives on an ejected 17569 // adopted storage device, so fake something together 17570 resolvedPkg = new PackageParser.Package(ps.name); 17571 resolvedPkg.setVolumeUuid(ps.volumeUuid); 17572 } 17573 destroyAppDataLIF(resolvedPkg, UserHandle.USER_ALL, 17574 StorageManager.FLAG_STORAGE_DE | StorageManager.FLAG_STORAGE_CE); 17575 destroyAppProfilesLIF(resolvedPkg, UserHandle.USER_ALL); 17576 if (outInfo != null) { 17577 outInfo.dataRemoved = true; 17578 } 17579 schedulePackageCleaning(packageName, UserHandle.USER_ALL, true); 17580 } 17581 17582 int removedAppId = -1; 17583 17584 // writer 17585 synchronized (mPackages) { 17586 if (deletedPs != null) { 17587 if ((flags&PackageManager.DELETE_KEEP_DATA) == 0) { 17588 clearIntentFilterVerificationsLPw(deletedPs.name, UserHandle.USER_ALL); 17589 clearDefaultBrowserIfNeeded(packageName); 17590 mSettings.mKeySetManagerService.removeAppKeySetDataLPw(packageName); 17591 removedAppId = mSettings.removePackageLPw(packageName); 17592 if (outInfo != null) { 17593 outInfo.removedAppId = removedAppId; 17594 } 17595 updatePermissionsLPw(deletedPs.name, null, 0); 17596 if (deletedPs.sharedUser != null) { 17597 // Remove permissions associated with package. Since runtime 17598 // permissions are per user we have to kill the removed package 17599 // or packages running under the shared user of the removed 17600 // package if revoking the permissions requested only by the removed 17601 // package is successful and this causes a change in gids. 17602 for (int userId : UserManagerService.getInstance().getUserIds()) { 17603 final int userIdToKill = mSettings.updateSharedUserPermsLPw(deletedPs, 17604 userId); 17605 if (userIdToKill == UserHandle.USER_ALL 17606 || userIdToKill >= UserHandle.USER_SYSTEM) { 17607 // If gids changed for this user, kill all affected packages. 17608 mHandler.post(new Runnable() { 17609 @Override 17610 public void run() { 17611 // This has to happen with no lock held. 17612 killApplication(deletedPs.name, deletedPs.appId, 17613 KILL_APP_REASON_GIDS_CHANGED); 17614 } 17615 }); 17616 break; 17617 } 17618 } 17619 } 17620 clearPackagePreferredActivitiesLPw(deletedPs.name, UserHandle.USER_ALL); 17621 } 17622 // make sure to preserve per-user disabled state if this removal was just 17623 // a downgrade of a system app to the factory package 17624 if (allUserHandles != null && outInfo != null && outInfo.origUsers != null) { 17625 if (DEBUG_REMOVE) { 17626 Slog.d(TAG, "Propagating install state across downgrade"); 17627 } 17628 for (int userId : allUserHandles) { 17629 final boolean installed = ArrayUtils.contains(outInfo.origUsers, userId); 17630 if (DEBUG_REMOVE) { 17631 Slog.d(TAG, " user " + userId + " => " + installed); 17632 } 17633 ps.setInstalled(installed, userId); 17634 } 17635 } 17636 } 17637 // can downgrade to reader 17638 if (writeSettings) { 17639 // Save settings now 17640 mSettings.writeLPr(); 17641 } 17642 } 17643 if (removedAppId != -1) { 17644 // A user ID was deleted here. Go through all users and remove it 17645 // from KeyStore. 17646 removeKeystoreDataIfNeeded(UserHandle.USER_ALL, removedAppId); 17647 } 17648 } 17649 17650 static boolean locationIsPrivileged(File path) { 17651 try { 17652 final String privilegedAppDir = new File(Environment.getRootDirectory(), "priv-app") 17653 .getCanonicalPath(); 17654 return path.getCanonicalPath().startsWith(privilegedAppDir); 17655 } catch (IOException e) { 17656 Slog.e(TAG, "Unable to access code path " + path); 17657 } 17658 return false; 17659 } 17660 17661 /* 17662 * Tries to delete system package. 17663 */ 17664 private boolean deleteSystemPackageLIF(PackageParser.Package deletedPkg, 17665 PackageSetting deletedPs, int[] allUserHandles, int flags, PackageRemovedInfo outInfo, 17666 boolean writeSettings) { 17667 if (deletedPs.parentPackageName != null) { 17668 Slog.w(TAG, "Attempt to delete child system package " + deletedPkg.packageName); 17669 return false; 17670 } 17671 17672 final boolean applyUserRestrictions 17673 = (allUserHandles != null) && (outInfo.origUsers != null); 17674 final PackageSetting disabledPs; 17675 // Confirm if the system package has been updated 17676 // An updated system app can be deleted. This will also have to restore 17677 // the system pkg from system partition 17678 // reader 17679 synchronized (mPackages) { 17680 disabledPs = mSettings.getDisabledSystemPkgLPr(deletedPs.name); 17681 } 17682 17683 if (DEBUG_REMOVE) Slog.d(TAG, "deleteSystemPackageLI: newPs=" + deletedPkg.packageName 17684 + " disabledPs=" + disabledPs); 17685 17686 if (disabledPs == null) { 17687 Slog.w(TAG, "Attempt to delete unknown system package "+ deletedPkg.packageName); 17688 return false; 17689 } else if (DEBUG_REMOVE) { 17690 Slog.d(TAG, "Deleting system pkg from data partition"); 17691 } 17692 17693 if (DEBUG_REMOVE) { 17694 if (applyUserRestrictions) { 17695 Slog.d(TAG, "Remembering install states:"); 17696 for (int userId : allUserHandles) { 17697 final boolean finstalled = ArrayUtils.contains(outInfo.origUsers, userId); 17698 Slog.d(TAG, " u=" + userId + " inst=" + finstalled); 17699 } 17700 } 17701 } 17702 17703 // Delete the updated package 17704 outInfo.isRemovedPackageSystemUpdate = true; 17705 if (outInfo.removedChildPackages != null) { 17706 final int childCount = (deletedPs.childPackageNames != null) 17707 ? deletedPs.childPackageNames.size() : 0; 17708 for (int i = 0; i < childCount; i++) { 17709 String childPackageName = deletedPs.childPackageNames.get(i); 17710 if (disabledPs.childPackageNames != null && disabledPs.childPackageNames 17711 .contains(childPackageName)) { 17712 PackageRemovedInfo childInfo = outInfo.removedChildPackages.get( 17713 childPackageName); 17714 if (childInfo != null) { 17715 childInfo.isRemovedPackageSystemUpdate = true; 17716 } 17717 } 17718 } 17719 } 17720 17721 if (disabledPs.versionCode < deletedPs.versionCode) { 17722 // Delete data for downgrades 17723 flags &= ~PackageManager.DELETE_KEEP_DATA; 17724 } else { 17725 // Preserve data by setting flag 17726 flags |= PackageManager.DELETE_KEEP_DATA; 17727 } 17728 17729 boolean ret = deleteInstalledPackageLIF(deletedPs, true, flags, allUserHandles, 17730 outInfo, writeSettings, disabledPs.pkg); 17731 if (!ret) { 17732 return false; 17733 } 17734 17735 // writer 17736 synchronized (mPackages) { 17737 // Reinstate the old system package 17738 enableSystemPackageLPw(disabledPs.pkg); 17739 // Remove any native libraries from the upgraded package. 17740 removeNativeBinariesLI(deletedPs); 17741 } 17742 17743 // Install the system package 17744 if (DEBUG_REMOVE) Slog.d(TAG, "Re-installing system package: " + disabledPs); 17745 int parseFlags = mDefParseFlags 17746 | PackageParser.PARSE_MUST_BE_APK 17747 | PackageParser.PARSE_IS_SYSTEM 17748 | PackageParser.PARSE_IS_SYSTEM_DIR; 17749 if (locationIsPrivileged(disabledPs.codePath)) { 17750 parseFlags |= PackageParser.PARSE_IS_PRIVILEGED; 17751 } 17752 17753 final PackageParser.Package newPkg; 17754 try { 17755 newPkg = scanPackageTracedLI(disabledPs.codePath, parseFlags, 0 /* scanFlags */, 17756 0 /* currentTime */, null); 17757 } catch (PackageManagerException e) { 17758 Slog.w(TAG, "Failed to restore system package:" + deletedPkg.packageName + ": " 17759 + e.getMessage()); 17760 return false; 17761 } 17762 17763 try { 17764 // update shared libraries for the newly re-installed system package 17765 updateSharedLibrariesLPr(newPkg, null); 17766 } catch (PackageManagerException e) { 17767 Slog.e(TAG, "updateAllSharedLibrariesLPw failed: " + e.getMessage()); 17768 } 17769 17770 prepareAppDataAfterInstallLIF(newPkg); 17771 17772 // writer 17773 synchronized (mPackages) { 17774 PackageSetting ps = mSettings.mPackages.get(newPkg.packageName); 17775 17776 // Propagate the permissions state as we do not want to drop on the floor 17777 // runtime permissions. The update permissions method below will take 17778 // care of removing obsolete permissions and grant install permissions. 17779 ps.getPermissionsState().copyFrom(deletedPs.getPermissionsState()); 17780 updatePermissionsLPw(newPkg.packageName, newPkg, 17781 UPDATE_PERMISSIONS_ALL | UPDATE_PERMISSIONS_REPLACE_PKG); 17782 17783 if (applyUserRestrictions) { 17784 if (DEBUG_REMOVE) { 17785 Slog.d(TAG, "Propagating install state across reinstall"); 17786 } 17787 for (int userId : allUserHandles) { 17788 final boolean installed = ArrayUtils.contains(outInfo.origUsers, userId); 17789 if (DEBUG_REMOVE) { 17790 Slog.d(TAG, " user " + userId + " => " + installed); 17791 } 17792 ps.setInstalled(installed, userId); 17793 17794 mSettings.writeRuntimePermissionsForUserLPr(userId, false); 17795 } 17796 // Regardless of writeSettings we need to ensure that this restriction 17797 // state propagation is persisted 17798 mSettings.writeAllUsersPackageRestrictionsLPr(); 17799 } 17800 // can downgrade to reader here 17801 if (writeSettings) { 17802 mSettings.writeLPr(); 17803 } 17804 } 17805 return true; 17806 } 17807 17808 private boolean deleteInstalledPackageLIF(PackageSetting ps, 17809 boolean deleteCodeAndResources, int flags, int[] allUserHandles, 17810 PackageRemovedInfo outInfo, boolean writeSettings, 17811 PackageParser.Package replacingPackage) { 17812 synchronized (mPackages) { 17813 if (outInfo != null) { 17814 outInfo.uid = ps.appId; 17815 } 17816 17817 if (outInfo != null && outInfo.removedChildPackages != null) { 17818 final int childCount = (ps.childPackageNames != null) 17819 ? ps.childPackageNames.size() : 0; 17820 for (int i = 0; i < childCount; i++) { 17821 String childPackageName = ps.childPackageNames.get(i); 17822 PackageSetting childPs = mSettings.mPackages.get(childPackageName); 17823 if (childPs == null) { 17824 return false; 17825 } 17826 PackageRemovedInfo childInfo = outInfo.removedChildPackages.get( 17827 childPackageName); 17828 if (childInfo != null) { 17829 childInfo.uid = childPs.appId; 17830 } 17831 } 17832 } 17833 } 17834 17835 // Delete package data from internal structures and also remove data if flag is set 17836 removePackageDataLIF(ps, allUserHandles, outInfo, flags, writeSettings); 17837 17838 // Delete the child packages data 17839 final int childCount = (ps.childPackageNames != null) ? ps.childPackageNames.size() : 0; 17840 for (int i = 0; i < childCount; i++) { 17841 PackageSetting childPs; 17842 synchronized (mPackages) { 17843 childPs = mSettings.getPackageLPr(ps.childPackageNames.get(i)); 17844 } 17845 if (childPs != null) { 17846 PackageRemovedInfo childOutInfo = (outInfo != null 17847 && outInfo.removedChildPackages != null) 17848 ? outInfo.removedChildPackages.get(childPs.name) : null; 17849 final int deleteFlags = (flags & DELETE_KEEP_DATA) != 0 17850 && (replacingPackage != null 17851 && !replacingPackage.hasChildPackage(childPs.name)) 17852 ? flags & ~DELETE_KEEP_DATA : flags; 17853 removePackageDataLIF(childPs, allUserHandles, childOutInfo, 17854 deleteFlags, writeSettings); 17855 } 17856 } 17857 17858 // Delete application code and resources only for parent packages 17859 if (ps.parentPackageName == null) { 17860 if (deleteCodeAndResources && (outInfo != null)) { 17861 outInfo.args = createInstallArgsForExisting(packageFlagsToInstallFlags(ps), 17862 ps.codePathString, ps.resourcePathString, getAppDexInstructionSets(ps)); 17863 if (DEBUG_SD_INSTALL) Slog.i(TAG, "args=" + outInfo.args); 17864 } 17865 } 17866 17867 return true; 17868 } 17869 17870 @Override 17871 public boolean setBlockUninstallForUser(String packageName, boolean blockUninstall, 17872 int userId) { 17873 mContext.enforceCallingOrSelfPermission( 17874 android.Manifest.permission.DELETE_PACKAGES, null); 17875 synchronized (mPackages) { 17876 PackageSetting ps = mSettings.mPackages.get(packageName); 17877 if (ps == null) { 17878 Log.i(TAG, "Package doesn't exist in set block uninstall " + packageName); 17879 return false; 17880 } 17881 // Cannot block uninstall of static shared libs as they are 17882 // considered a part of the using app (emulating static linking). 17883 // Also static libs are installed always on internal storage. 17884 PackageParser.Package pkg = mPackages.get(packageName); 17885 if (pkg != null && pkg.staticSharedLibName != null) { 17886 Slog.w(TAG, "Cannot block uninstall of package: " + packageName 17887 + " providing static shared library: " + pkg.staticSharedLibName); 17888 return false; 17889 } 17890 if (!ps.getInstalled(userId)) { 17891 // Can't block uninstall for an app that is not installed or enabled. 17892 Log.i(TAG, "Package not installed in set block uninstall " + packageName); 17893 return false; 17894 } 17895 ps.setBlockUninstall(blockUninstall, userId); 17896 mSettings.writePackageRestrictionsLPr(userId); 17897 } 17898 return true; 17899 } 17900 17901 @Override 17902 public boolean getBlockUninstallForUser(String packageName, int userId) { 17903 synchronized (mPackages) { 17904 PackageSetting ps = mSettings.mPackages.get(packageName); 17905 if (ps == null) { 17906 Log.i(TAG, "Package doesn't exist in get block uninstall " + packageName); 17907 return false; 17908 } 17909 return ps.getBlockUninstall(userId); 17910 } 17911 } 17912 17913 @Override 17914 public boolean setRequiredForSystemUser(String packageName, boolean systemUserApp) { 17915 int callingUid = Binder.getCallingUid(); 17916 if (callingUid != Process.SYSTEM_UID && callingUid != Process.ROOT_UID) { 17917 throw new SecurityException( 17918 "setRequiredForSystemUser can only be run by the system or root"); 17919 } 17920 synchronized (mPackages) { 17921 PackageSetting ps = mSettings.mPackages.get(packageName); 17922 if (ps == null) { 17923 Log.w(TAG, "Package doesn't exist: " + packageName); 17924 return false; 17925 } 17926 if (systemUserApp) { 17927 ps.pkgPrivateFlags |= ApplicationInfo.PRIVATE_FLAG_REQUIRED_FOR_SYSTEM_USER; 17928 } else { 17929 ps.pkgPrivateFlags &= ~ApplicationInfo.PRIVATE_FLAG_REQUIRED_FOR_SYSTEM_USER; 17930 } 17931 mSettings.writeLPr(); 17932 } 17933 return true; 17934 } 17935 17936 /* 17937 * This method handles package deletion in general 17938 */ 17939 private boolean deletePackageLIF(String packageName, UserHandle user, 17940 boolean deleteCodeAndResources, int[] allUserHandles, int flags, 17941 PackageRemovedInfo outInfo, boolean writeSettings, 17942 PackageParser.Package replacingPackage) { 17943 if (packageName == null) { 17944 Slog.w(TAG, "Attempt to delete null packageName."); 17945 return false; 17946 } 17947 17948 if (DEBUG_REMOVE) Slog.d(TAG, "deletePackageLI: " + packageName + " user " + user); 17949 17950 PackageSetting ps; 17951 synchronized (mPackages) { 17952 ps = mSettings.mPackages.get(packageName); 17953 if (ps == null) { 17954 Slog.w(TAG, "Package named '" + packageName + "' doesn't exist."); 17955 return false; 17956 } 17957 17958 if (ps.parentPackageName != null && (!isSystemApp(ps) 17959 || (flags & PackageManager.DELETE_SYSTEM_APP) != 0)) { 17960 if (DEBUG_REMOVE) { 17961 Slog.d(TAG, "Uninstalled child package:" + packageName + " for user:" 17962 + ((user == null) ? UserHandle.USER_ALL : user)); 17963 } 17964 final int removedUserId = (user != null) ? user.getIdentifier() 17965 : UserHandle.USER_ALL; 17966 if (!clearPackageStateForUserLIF(ps, removedUserId, outInfo)) { 17967 return false; 17968 } 17969 markPackageUninstalledForUserLPw(ps, user); 17970 scheduleWritePackageRestrictionsLocked(user); 17971 return true; 17972 } 17973 } 17974 17975 if (((!isSystemApp(ps) || (flags&PackageManager.DELETE_SYSTEM_APP) != 0) && user != null 17976 && user.getIdentifier() != UserHandle.USER_ALL)) { 17977 // The caller is asking that the package only be deleted for a single 17978 // user. To do this, we just mark its uninstalled state and delete 17979 // its data. If this is a system app, we only allow this to happen if 17980 // they have set the special DELETE_SYSTEM_APP which requests different 17981 // semantics than normal for uninstalling system apps. 17982 markPackageUninstalledForUserLPw(ps, user); 17983 17984 if (!isSystemApp(ps)) { 17985 // Do not uninstall the APK if an app should be cached 17986 boolean keepUninstalledPackage = shouldKeepUninstalledPackageLPr(packageName); 17987 if (ps.isAnyInstalled(sUserManager.getUserIds()) || keepUninstalledPackage) { 17988 // Other user still have this package installed, so all 17989 // we need to do is clear this user's data and save that 17990 // it is uninstalled. 17991 if (DEBUG_REMOVE) Slog.d(TAG, "Still installed by other users"); 17992 if (!clearPackageStateForUserLIF(ps, user.getIdentifier(), outInfo)) { 17993 return false; 17994 } 17995 scheduleWritePackageRestrictionsLocked(user); 17996 return true; 17997 } else { 17998 // We need to set it back to 'installed' so the uninstall 17999 // broadcasts will be sent correctly. 18000 if (DEBUG_REMOVE) Slog.d(TAG, "Not installed by other users, full delete"); 18001 ps.setInstalled(true, user.getIdentifier()); 18002 } 18003 } else { 18004 // This is a system app, so we assume that the 18005 // other users still have this package installed, so all 18006 // we need to do is clear this user's data and save that 18007 // it is uninstalled. 18008 if (DEBUG_REMOVE) Slog.d(TAG, "Deleting system app"); 18009 if (!clearPackageStateForUserLIF(ps, user.getIdentifier(), outInfo)) { 18010 return false; 18011 } 18012 scheduleWritePackageRestrictionsLocked(user); 18013 return true; 18014 } 18015 } 18016 18017 // If we are deleting a composite package for all users, keep track 18018 // of result for each child. 18019 if (ps.childPackageNames != null && outInfo != null) { 18020 synchronized (mPackages) { 18021 final int childCount = ps.childPackageNames.size(); 18022 outInfo.removedChildPackages = new ArrayMap<>(childCount); 18023 for (int i = 0; i < childCount; i++) { 18024 String childPackageName = ps.childPackageNames.get(i); 18025 PackageRemovedInfo childInfo = new PackageRemovedInfo(); 18026 childInfo.removedPackage = childPackageName; 18027 outInfo.removedChildPackages.put(childPackageName, childInfo); 18028 PackageSetting childPs = mSettings.getPackageLPr(childPackageName); 18029 if (childPs != null) { 18030 childInfo.origUsers = childPs.queryInstalledUsers(allUserHandles, true); 18031 } 18032 } 18033 } 18034 } 18035 18036 boolean ret = false; 18037 if (isSystemApp(ps)) { 18038 if (DEBUG_REMOVE) Slog.d(TAG, "Removing system package: " + ps.name); 18039 // When an updated system application is deleted we delete the existing resources 18040 // as well and fall back to existing code in system partition 18041 ret = deleteSystemPackageLIF(ps.pkg, ps, allUserHandles, flags, outInfo, writeSettings); 18042 } else { 18043 if (DEBUG_REMOVE) Slog.d(TAG, "Removing non-system package: " + ps.name); 18044 ret = deleteInstalledPackageLIF(ps, deleteCodeAndResources, flags, allUserHandles, 18045 outInfo, writeSettings, replacingPackage); 18046 } 18047 18048 // Take a note whether we deleted the package for all users 18049 if (outInfo != null) { 18050 outInfo.removedForAllUsers = mPackages.get(ps.name) == null; 18051 if (outInfo.removedChildPackages != null) { 18052 synchronized (mPackages) { 18053 final int childCount = outInfo.removedChildPackages.size(); 18054 for (int i = 0; i < childCount; i++) { 18055 PackageRemovedInfo childInfo = outInfo.removedChildPackages.valueAt(i); 18056 if (childInfo != null) { 18057 childInfo.removedForAllUsers = mPackages.get( 18058 childInfo.removedPackage) == null; 18059 } 18060 } 18061 } 18062 } 18063 // If we uninstalled an update to a system app there may be some 18064 // child packages that appeared as they are declared in the system 18065 // app but were not declared in the update. 18066 if (isSystemApp(ps)) { 18067 synchronized (mPackages) { 18068 PackageSetting updatedPs = mSettings.getPackageLPr(ps.name); 18069 final int childCount = (updatedPs.childPackageNames != null) 18070 ? updatedPs.childPackageNames.size() : 0; 18071 for (int i = 0; i < childCount; i++) { 18072 String childPackageName = updatedPs.childPackageNames.get(i); 18073 if (outInfo.removedChildPackages == null 18074 || outInfo.removedChildPackages.indexOfKey(childPackageName) < 0) { 18075 PackageSetting childPs = mSettings.getPackageLPr(childPackageName); 18076 if (childPs == null) { 18077 continue; 18078 } 18079 PackageInstalledInfo installRes = new PackageInstalledInfo(); 18080 installRes.name = childPackageName; 18081 installRes.newUsers = childPs.queryInstalledUsers(allUserHandles, true); 18082 installRes.pkg = mPackages.get(childPackageName); 18083 installRes.uid = childPs.pkg.applicationInfo.uid; 18084 if (outInfo.appearedChildPackages == null) { 18085 outInfo.appearedChildPackages = new ArrayMap<>(); 18086 } 18087 outInfo.appearedChildPackages.put(childPackageName, installRes); 18088 } 18089 } 18090 } 18091 } 18092 } 18093 18094 return ret; 18095 } 18096 18097 private void markPackageUninstalledForUserLPw(PackageSetting ps, UserHandle user) { 18098 final int[] userIds = (user == null || user.getIdentifier() == UserHandle.USER_ALL) 18099 ? sUserManager.getUserIds() : new int[] {user.getIdentifier()}; 18100 for (int nextUserId : userIds) { 18101 if (DEBUG_REMOVE) { 18102 Slog.d(TAG, "Marking package:" + ps.name + " uninstalled for user:" + nextUserId); 18103 } 18104 ps.setUserState(nextUserId, 0, COMPONENT_ENABLED_STATE_DEFAULT, 18105 false /*installed*/, true /*stopped*/, true /*notLaunched*/, 18106 false /*hidden*/, false /*suspended*/, null, null, null, 18107 false /*blockUninstall*/, 18108 ps.readUserState(nextUserId).domainVerificationStatus, 0, 18109 PackageManager.INSTALL_REASON_UNKNOWN); 18110 } 18111 } 18112 18113 private boolean clearPackageStateForUserLIF(PackageSetting ps, int userId, 18114 PackageRemovedInfo outInfo) { 18115 final PackageParser.Package pkg; 18116 synchronized (mPackages) { 18117 pkg = mPackages.get(ps.name); 18118 } 18119 18120 final int[] userIds = (userId == UserHandle.USER_ALL) ? sUserManager.getUserIds() 18121 : new int[] {userId}; 18122 for (int nextUserId : userIds) { 18123 if (DEBUG_REMOVE) { 18124 Slog.d(TAG, "Updating package:" + ps.name + " install state for user:" 18125 + nextUserId); 18126 } 18127 18128 destroyAppDataLIF(pkg, userId, 18129 StorageManager.FLAG_STORAGE_DE | StorageManager.FLAG_STORAGE_CE); 18130 destroyAppProfilesLIF(pkg, userId); 18131 removeKeystoreDataIfNeeded(nextUserId, ps.appId); 18132 schedulePackageCleaning(ps.name, nextUserId, false); 18133 synchronized (mPackages) { 18134 if (clearPackagePreferredActivitiesLPw(ps.name, nextUserId)) { 18135 scheduleWritePackageRestrictionsLocked(nextUserId); 18136 } 18137 resetUserChangesToRuntimePermissionsAndFlagsLPw(ps, nextUserId); 18138 } 18139 } 18140 18141 if (outInfo != null) { 18142 outInfo.removedPackage = ps.name; 18143 outInfo.isStaticSharedLib = pkg != null && pkg.staticSharedLibName != null; 18144 outInfo.removedAppId = ps.appId; 18145 outInfo.removedUsers = userIds; 18146 } 18147 18148 return true; 18149 } 18150 18151 private final class ClearStorageConnection implements ServiceConnection { 18152 IMediaContainerService mContainerService; 18153 18154 @Override 18155 public void onServiceConnected(ComponentName name, IBinder service) { 18156 synchronized (this) { 18157 mContainerService = IMediaContainerService.Stub 18158 .asInterface(Binder.allowBlocking(service)); 18159 notifyAll(); 18160 } 18161 } 18162 18163 @Override 18164 public void onServiceDisconnected(ComponentName name) { 18165 } 18166 } 18167 18168 private void clearExternalStorageDataSync(String packageName, int userId, boolean allData) { 18169 if (DEFAULT_CONTAINER_PACKAGE.equals(packageName)) return; 18170 18171 final boolean mounted; 18172 if (Environment.isExternalStorageEmulated()) { 18173 mounted = true; 18174 } else { 18175 final String status = Environment.getExternalStorageState(); 18176 18177 mounted = status.equals(Environment.MEDIA_MOUNTED) 18178 || status.equals(Environment.MEDIA_MOUNTED_READ_ONLY); 18179 } 18180 18181 if (!mounted) { 18182 return; 18183 } 18184 18185 final Intent containerIntent = new Intent().setComponent(DEFAULT_CONTAINER_COMPONENT); 18186 int[] users; 18187 if (userId == UserHandle.USER_ALL) { 18188 users = sUserManager.getUserIds(); 18189 } else { 18190 users = new int[] { userId }; 18191 } 18192 final ClearStorageConnection conn = new ClearStorageConnection(); 18193 if (mContext.bindServiceAsUser( 18194 containerIntent, conn, Context.BIND_AUTO_CREATE, UserHandle.SYSTEM)) { 18195 try { 18196 for (int curUser : users) { 18197 long timeout = SystemClock.uptimeMillis() + 5000; 18198 synchronized (conn) { 18199 long now; 18200 while (conn.mContainerService == null && 18201 (now = SystemClock.uptimeMillis()) < timeout) { 18202 try { 18203 conn.wait(timeout - now); 18204 } catch (InterruptedException e) { 18205 } 18206 } 18207 } 18208 if (conn.mContainerService == null) { 18209 return; 18210 } 18211 18212 final UserEnvironment userEnv = new UserEnvironment(curUser); 18213 clearDirectory(conn.mContainerService, 18214 userEnv.buildExternalStorageAppCacheDirs(packageName)); 18215 if (allData) { 18216 clearDirectory(conn.mContainerService, 18217 userEnv.buildExternalStorageAppDataDirs(packageName)); 18218 clearDirectory(conn.mContainerService, 18219 userEnv.buildExternalStorageAppMediaDirs(packageName)); 18220 } 18221 } 18222 } finally { 18223 mContext.unbindService(conn); 18224 } 18225 } 18226 } 18227 18228 @Override 18229 public void clearApplicationProfileData(String packageName) { 18230 enforceSystemOrRoot("Only the system can clear all profile data"); 18231 18232 final PackageParser.Package pkg; 18233 synchronized (mPackages) { 18234 pkg = mPackages.get(packageName); 18235 } 18236 18237 try (PackageFreezer freezer = freezePackage(packageName, "clearApplicationProfileData")) { 18238 synchronized (mInstallLock) { 18239 clearAppProfilesLIF(pkg, UserHandle.USER_ALL); 18240 destroyAppReferenceProfileLeafLIF(pkg, UserHandle.USER_ALL, 18241 true /* removeBaseMarker */); 18242 } 18243 } 18244 } 18245 18246 @Override 18247 public void clearApplicationUserData(final String packageName, 18248 final IPackageDataObserver observer, final int userId) { 18249 mContext.enforceCallingOrSelfPermission( 18250 android.Manifest.permission.CLEAR_APP_USER_DATA, null); 18251 18252 enforceCrossUserPermission(Binder.getCallingUid(), userId, 18253 true /* requireFullPermission */, false /* checkShell */, "clear application data"); 18254 18255 if (mProtectedPackages.isPackageDataProtected(userId, packageName)) { 18256 throw new SecurityException("Cannot clear data for a protected package: " 18257 + packageName); 18258 } 18259 // Queue up an async operation since the package deletion may take a little while. 18260 mHandler.post(new Runnable() { 18261 public void run() { 18262 mHandler.removeCallbacks(this); 18263 final boolean succeeded; 18264 try (PackageFreezer freezer = freezePackage(packageName, 18265 "clearApplicationUserData")) { 18266 synchronized (mInstallLock) { 18267 succeeded = clearApplicationUserDataLIF(packageName, userId); 18268 } 18269 clearExternalStorageDataSync(packageName, userId, true); 18270 synchronized (mPackages) { 18271 mInstantAppRegistry.deleteInstantApplicationMetadataLPw( 18272 packageName, userId); 18273 } 18274 } 18275 if (succeeded) { 18276 // invoke DeviceStorageMonitor's update method to clear any notifications 18277 DeviceStorageMonitorInternal dsm = LocalServices 18278 .getService(DeviceStorageMonitorInternal.class); 18279 if (dsm != null) { 18280 dsm.checkMemory(); 18281 } 18282 } 18283 if(observer != null) { 18284 try { 18285 observer.onRemoveCompleted(packageName, succeeded); 18286 } catch (RemoteException e) { 18287 Log.i(TAG, "Observer no longer exists."); 18288 } 18289 } //end if observer 18290 } //end run 18291 }); 18292 } 18293 18294 private boolean clearApplicationUserDataLIF(String packageName, int userId) { 18295 if (packageName == null) { 18296 Slog.w(TAG, "Attempt to delete null packageName."); 18297 return false; 18298 } 18299 18300 // Try finding details about the requested package 18301 PackageParser.Package pkg; 18302 synchronized (mPackages) { 18303 pkg = mPackages.get(packageName); 18304 if (pkg == null) { 18305 final PackageSetting ps = mSettings.mPackages.get(packageName); 18306 if (ps != null) { 18307 pkg = ps.pkg; 18308 } 18309 } 18310 18311 if (pkg == null) { 18312 Slog.w(TAG, "Package named '" + packageName + "' doesn't exist."); 18313 return false; 18314 } 18315 18316 PackageSetting ps = (PackageSetting) pkg.mExtras; 18317 resetUserChangesToRuntimePermissionsAndFlagsLPw(ps, userId); 18318 } 18319 18320 clearAppDataLIF(pkg, userId, 18321 StorageManager.FLAG_STORAGE_DE | StorageManager.FLAG_STORAGE_CE); 18322 18323 final int appId = UserHandle.getAppId(pkg.applicationInfo.uid); 18324 removeKeystoreDataIfNeeded(userId, appId); 18325 18326 UserManagerInternal umInternal = getUserManagerInternal(); 18327 final int flags; 18328 if (umInternal.isUserUnlockingOrUnlocked(userId)) { 18329 flags = StorageManager.FLAG_STORAGE_DE | StorageManager.FLAG_STORAGE_CE; 18330 } else if (umInternal.isUserRunning(userId)) { 18331 flags = StorageManager.FLAG_STORAGE_DE; 18332 } else { 18333 flags = 0; 18334 } 18335 prepareAppDataContentsLIF(pkg, userId, flags); 18336 18337 return true; 18338 } 18339 18340 /** 18341 * Reverts user permission state changes (permissions and flags) in 18342 * all packages for a given user. 18343 * 18344 * @param userId The device user for which to do a reset. 18345 */ 18346 private void resetUserChangesToRuntimePermissionsAndFlagsLPw(int userId) { 18347 final int packageCount = mPackages.size(); 18348 for (int i = 0; i < packageCount; i++) { 18349 PackageParser.Package pkg = mPackages.valueAt(i); 18350 PackageSetting ps = (PackageSetting) pkg.mExtras; 18351 resetUserChangesToRuntimePermissionsAndFlagsLPw(ps, userId); 18352 } 18353 } 18354 18355 private void resetNetworkPolicies(int userId) { 18356 LocalServices.getService(NetworkPolicyManagerInternal.class).resetUserState(userId); 18357 } 18358 18359 /** 18360 * Reverts user permission state changes (permissions and flags). 18361 * 18362 * @param ps The package for which to reset. 18363 * @param userId The device user for which to do a reset. 18364 */ 18365 private void resetUserChangesToRuntimePermissionsAndFlagsLPw( 18366 final PackageSetting ps, final int userId) { 18367 if (ps.pkg == null) { 18368 return; 18369 } 18370 18371 // These are flags that can change base on user actions. 18372 final int userSettableMask = FLAG_PERMISSION_USER_SET 18373 | FLAG_PERMISSION_USER_FIXED 18374 | FLAG_PERMISSION_REVOKE_ON_UPGRADE 18375 | FLAG_PERMISSION_REVIEW_REQUIRED; 18376 18377 final int policyOrSystemFlags = FLAG_PERMISSION_SYSTEM_FIXED 18378 | FLAG_PERMISSION_POLICY_FIXED; 18379 18380 boolean writeInstallPermissions = false; 18381 boolean writeRuntimePermissions = false; 18382 18383 final int permissionCount = ps.pkg.requestedPermissions.size(); 18384 for (int i = 0; i < permissionCount; i++) { 18385 String permission = ps.pkg.requestedPermissions.get(i); 18386 18387 BasePermission bp = mSettings.mPermissions.get(permission); 18388 if (bp == null) { 18389 continue; 18390 } 18391 18392 // If shared user we just reset the state to which only this app contributed. 18393 if (ps.sharedUser != null) { 18394 boolean used = false; 18395 final int packageCount = ps.sharedUser.packages.size(); 18396 for (int j = 0; j < packageCount; j++) { 18397 PackageSetting pkg = ps.sharedUser.packages.valueAt(j); 18398 if (pkg.pkg != null && !pkg.pkg.packageName.equals(ps.pkg.packageName) 18399 && pkg.pkg.requestedPermissions.contains(permission)) { 18400 used = true; 18401 break; 18402 } 18403 } 18404 if (used) { 18405 continue; 18406 } 18407 } 18408 18409 PermissionsState permissionsState = ps.getPermissionsState(); 18410 18411 final int oldFlags = permissionsState.getPermissionFlags(bp.name, userId); 18412 18413 // Always clear the user settable flags. 18414 final boolean hasInstallState = permissionsState.getInstallPermissionState( 18415 bp.name) != null; 18416 // If permission review is enabled and this is a legacy app, mark the 18417 // permission as requiring a review as this is the initial state. 18418 int flags = 0; 18419 if (mPermissionReviewRequired 18420 && ps.pkg.applicationInfo.targetSdkVersion < Build.VERSION_CODES.M) { 18421 flags |= FLAG_PERMISSION_REVIEW_REQUIRED; 18422 } 18423 if (permissionsState.updatePermissionFlags(bp, userId, userSettableMask, flags)) { 18424 if (hasInstallState) { 18425 writeInstallPermissions = true; 18426 } else { 18427 writeRuntimePermissions = true; 18428 } 18429 } 18430 18431 // Below is only runtime permission handling. 18432 if (!bp.isRuntime()) { 18433 continue; 18434 } 18435 18436 // Never clobber system or policy. 18437 if ((oldFlags & policyOrSystemFlags) != 0) { 18438 continue; 18439 } 18440 18441 // If this permission was granted by default, make sure it is. 18442 if ((oldFlags & FLAG_PERMISSION_GRANTED_BY_DEFAULT) != 0) { 18443 if (permissionsState.grantRuntimePermission(bp, userId) 18444 != PERMISSION_OPERATION_FAILURE) { 18445 writeRuntimePermissions = true; 18446 } 18447 // If permission review is enabled the permissions for a legacy apps 18448 // are represented as constantly granted runtime ones, so don't revoke. 18449 } else if ((flags & FLAG_PERMISSION_REVIEW_REQUIRED) == 0) { 18450 // Otherwise, reset the permission. 18451 final int revokeResult = permissionsState.revokeRuntimePermission(bp, userId); 18452 switch (revokeResult) { 18453 case PERMISSION_OPERATION_SUCCESS: 18454 case PERMISSION_OPERATION_SUCCESS_GIDS_CHANGED: { 18455 writeRuntimePermissions = true; 18456 final int appId = ps.appId; 18457 mHandler.post(new Runnable() { 18458 @Override 18459 public void run() { 18460 killUid(appId, userId, KILL_APP_REASON_PERMISSIONS_REVOKED); 18461 } 18462 }); 18463 } break; 18464 } 18465 } 18466 } 18467 18468 // Synchronously write as we are taking permissions away. 18469 if (writeRuntimePermissions) { 18470 mSettings.writeRuntimePermissionsForUserLPr(userId, true); 18471 } 18472 18473 // Synchronously write as we are taking permissions away. 18474 if (writeInstallPermissions) { 18475 mSettings.writeLPr(); 18476 } 18477 } 18478 18479 /** 18480 * Remove entries from the keystore daemon. Will only remove it if the 18481 * {@code appId} is valid. 18482 */ 18483 private static void removeKeystoreDataIfNeeded(int userId, int appId) { 18484 if (appId < 0) { 18485 return; 18486 } 18487 18488 final KeyStore keyStore = KeyStore.getInstance(); 18489 if (keyStore != null) { 18490 if (userId == UserHandle.USER_ALL) { 18491 for (final int individual : sUserManager.getUserIds()) { 18492 keyStore.clearUid(UserHandle.getUid(individual, appId)); 18493 } 18494 } else { 18495 keyStore.clearUid(UserHandle.getUid(userId, appId)); 18496 } 18497 } else { 18498 Slog.w(TAG, "Could not contact keystore to clear entries for app id " + appId); 18499 } 18500 } 18501 18502 @Override 18503 public void deleteApplicationCacheFiles(final String packageName, 18504 final IPackageDataObserver observer) { 18505 final int userId = UserHandle.getCallingUserId(); 18506 deleteApplicationCacheFilesAsUser(packageName, userId, observer); 18507 } 18508 18509 @Override 18510 public void deleteApplicationCacheFilesAsUser(final String packageName, final int userId, 18511 final IPackageDataObserver observer) { 18512 mContext.enforceCallingOrSelfPermission( 18513 android.Manifest.permission.DELETE_CACHE_FILES, null); 18514 enforceCrossUserPermission(Binder.getCallingUid(), userId, 18515 /* requireFullPermission= */ true, /* checkShell= */ false, 18516 "delete application cache files"); 18517 18518 final PackageParser.Package pkg; 18519 synchronized (mPackages) { 18520 pkg = mPackages.get(packageName); 18521 } 18522 18523 // Queue up an async operation since the package deletion may take a little while. 18524 mHandler.post(new Runnable() { 18525 public void run() { 18526 synchronized (mInstallLock) { 18527 final int flags = StorageManager.FLAG_STORAGE_DE 18528 | StorageManager.FLAG_STORAGE_CE; 18529 // We're only clearing cache files, so we don't care if the 18530 // app is unfrozen and still able to run 18531 clearAppDataLIF(pkg, userId, flags | Installer.FLAG_CLEAR_CACHE_ONLY); 18532 clearAppDataLIF(pkg, userId, flags | Installer.FLAG_CLEAR_CODE_CACHE_ONLY); 18533 } 18534 clearExternalStorageDataSync(packageName, userId, false); 18535 if (observer != null) { 18536 try { 18537 observer.onRemoveCompleted(packageName, true); 18538 } catch (RemoteException e) { 18539 Log.i(TAG, "Observer no longer exists."); 18540 } 18541 } 18542 } 18543 }); 18544 } 18545 18546 @Override 18547 public void getPackageSizeInfo(final String packageName, int userHandle, 18548 final IPackageStatsObserver observer) { 18549 mContext.enforceCallingOrSelfPermission( 18550 android.Manifest.permission.GET_PACKAGE_SIZE, null); 18551 if (packageName == null) { 18552 throw new IllegalArgumentException("Attempt to get size of null packageName"); 18553 } 18554 18555 PackageStats stats = new PackageStats(packageName, userHandle); 18556 18557 /* 18558 * Queue up an async operation since the package measurement may take a 18559 * little while. 18560 */ 18561 Message msg = mHandler.obtainMessage(INIT_COPY); 18562 msg.obj = new MeasureParams(stats, observer); 18563 mHandler.sendMessage(msg); 18564 } 18565 18566 private boolean getPackageSizeInfoLI(String packageName, int userId, PackageStats stats) { 18567 final PackageSetting ps; 18568 synchronized (mPackages) { 18569 ps = mSettings.mPackages.get(packageName); 18570 if (ps == null) { 18571 Slog.w(TAG, "Failed to find settings for " + packageName); 18572 return false; 18573 } 18574 } 18575 18576 final String[] packageNames = { packageName }; 18577 final long[] ceDataInodes = { ps.getCeDataInode(userId) }; 18578 final String[] codePaths = { ps.codePathString }; 18579 18580 try { 18581 mInstaller.getAppSize(ps.volumeUuid, packageNames, userId, 0, 18582 ps.appId, ceDataInodes, codePaths, stats); 18583 18584 // For now, ignore code size of packages on system partition 18585 if (isSystemApp(ps) && !isUpdatedSystemApp(ps)) { 18586 stats.codeSize = 0; 18587 } 18588 18589 // External clients expect these to be tracked separately 18590 stats.dataSize -= stats.cacheSize; 18591 18592 } catch (InstallerException e) { 18593 Slog.w(TAG, String.valueOf(e)); 18594 return false; 18595 } 18596 18597 return true; 18598 } 18599 18600 private int getUidTargetSdkVersionLockedLPr(int uid) { 18601 Object obj = mSettings.getUserIdLPr(uid); 18602 if (obj instanceof SharedUserSetting) { 18603 final SharedUserSetting sus = (SharedUserSetting) obj; 18604 int vers = Build.VERSION_CODES.CUR_DEVELOPMENT; 18605 final Iterator<PackageSetting> it = sus.packages.iterator(); 18606 while (it.hasNext()) { 18607 final PackageSetting ps = it.next(); 18608 if (ps.pkg != null) { 18609 int v = ps.pkg.applicationInfo.targetSdkVersion; 18610 if (v < vers) vers = v; 18611 } 18612 } 18613 return vers; 18614 } else if (obj instanceof PackageSetting) { 18615 final PackageSetting ps = (PackageSetting) obj; 18616 if (ps.pkg != null) { 18617 return ps.pkg.applicationInfo.targetSdkVersion; 18618 } 18619 } 18620 return Build.VERSION_CODES.CUR_DEVELOPMENT; 18621 } 18622 18623 @Override 18624 public void addPreferredActivity(IntentFilter filter, int match, 18625 ComponentName[] set, ComponentName activity, int userId) { 18626 addPreferredActivityInternal(filter, match, set, activity, true, userId, 18627 "Adding preferred"); 18628 } 18629 18630 private void addPreferredActivityInternal(IntentFilter filter, int match, 18631 ComponentName[] set, ComponentName activity, boolean always, int userId, 18632 String opname) { 18633 // writer 18634 int callingUid = Binder.getCallingUid(); 18635 enforceCrossUserPermission(callingUid, userId, 18636 true /* requireFullPermission */, false /* checkShell */, "add preferred activity"); 18637 if (filter.countActions() == 0) { 18638 Slog.w(TAG, "Cannot set a preferred activity with no filter actions"); 18639 return; 18640 } 18641 synchronized (mPackages) { 18642 if (mContext.checkCallingOrSelfPermission( 18643 android.Manifest.permission.SET_PREFERRED_APPLICATIONS) 18644 != PackageManager.PERMISSION_GRANTED) { 18645 if (getUidTargetSdkVersionLockedLPr(callingUid) 18646 < Build.VERSION_CODES.FROYO) { 18647 Slog.w(TAG, "Ignoring addPreferredActivity() from uid " 18648 + callingUid); 18649 return; 18650 } 18651 mContext.enforceCallingOrSelfPermission( 18652 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 18653 } 18654 18655 PreferredIntentResolver pir = mSettings.editPreferredActivitiesLPw(userId); 18656 Slog.i(TAG, opname + " activity " + activity.flattenToShortString() + " for user " 18657 + userId + ":"); 18658 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 18659 pir.addFilter(new PreferredActivity(filter, match, set, activity, always)); 18660 scheduleWritePackageRestrictionsLocked(userId); 18661 postPreferredActivityChangedBroadcast(userId); 18662 } 18663 } 18664 18665 private void postPreferredActivityChangedBroadcast(int userId) { 18666 mHandler.post(() -> { 18667 final IActivityManager am = ActivityManager.getService(); 18668 if (am == null) { 18669 return; 18670 } 18671 18672 final Intent intent = new Intent(Intent.ACTION_PREFERRED_ACTIVITY_CHANGED); 18673 intent.putExtra(Intent.EXTRA_USER_HANDLE, userId); 18674 try { 18675 am.broadcastIntent(null, intent, null, null, 18676 0, null, null, null, android.app.AppOpsManager.OP_NONE, 18677 null, false, false, userId); 18678 } catch (RemoteException e) { 18679 } 18680 }); 18681 } 18682 18683 @Override 18684 public void replacePreferredActivity(IntentFilter filter, int match, 18685 ComponentName[] set, ComponentName activity, int userId) { 18686 if (filter.countActions() != 1) { 18687 throw new IllegalArgumentException( 18688 "replacePreferredActivity expects filter to have only 1 action."); 18689 } 18690 if (filter.countDataAuthorities() != 0 18691 || filter.countDataPaths() != 0 18692 || filter.countDataSchemes() > 1 18693 || filter.countDataTypes() != 0) { 18694 throw new IllegalArgumentException( 18695 "replacePreferredActivity expects filter to have no data authorities, " + 18696 "paths, or types; and at most one scheme."); 18697 } 18698 18699 final int callingUid = Binder.getCallingUid(); 18700 enforceCrossUserPermission(callingUid, userId, 18701 true /* requireFullPermission */, false /* checkShell */, 18702 "replace preferred activity"); 18703 synchronized (mPackages) { 18704 if (mContext.checkCallingOrSelfPermission( 18705 android.Manifest.permission.SET_PREFERRED_APPLICATIONS) 18706 != PackageManager.PERMISSION_GRANTED) { 18707 if (getUidTargetSdkVersionLockedLPr(callingUid) 18708 < Build.VERSION_CODES.FROYO) { 18709 Slog.w(TAG, "Ignoring replacePreferredActivity() from uid " 18710 + Binder.getCallingUid()); 18711 return; 18712 } 18713 mContext.enforceCallingOrSelfPermission( 18714 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 18715 } 18716 18717 PreferredIntentResolver pir = mSettings.mPreferredActivities.get(userId); 18718 if (pir != null) { 18719 // Get all of the existing entries that exactly match this filter. 18720 ArrayList<PreferredActivity> existing = pir.findFilters(filter); 18721 if (existing != null && existing.size() == 1) { 18722 PreferredActivity cur = existing.get(0); 18723 if (DEBUG_PREFERRED) { 18724 Slog.i(TAG, "Checking replace of preferred:"); 18725 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 18726 if (!cur.mPref.mAlways) { 18727 Slog.i(TAG, " -- CUR; not mAlways!"); 18728 } else { 18729 Slog.i(TAG, " -- CUR: mMatch=" + cur.mPref.mMatch); 18730 Slog.i(TAG, " -- CUR: mSet=" 18731 + Arrays.toString(cur.mPref.mSetComponents)); 18732 Slog.i(TAG, " -- CUR: mComponent=" + cur.mPref.mShortComponent); 18733 Slog.i(TAG, " -- NEW: mMatch=" 18734 + (match&IntentFilter.MATCH_CATEGORY_MASK)); 18735 Slog.i(TAG, " -- CUR: mSet=" + Arrays.toString(set)); 18736 Slog.i(TAG, " -- CUR: mComponent=" + activity.flattenToShortString()); 18737 } 18738 } 18739 if (cur.mPref.mAlways && cur.mPref.mComponent.equals(activity) 18740 && cur.mPref.mMatch == (match&IntentFilter.MATCH_CATEGORY_MASK) 18741 && cur.mPref.sameSet(set)) { 18742 // Setting the preferred activity to what it happens to be already 18743 if (DEBUG_PREFERRED) { 18744 Slog.i(TAG, "Replacing with same preferred activity " 18745 + cur.mPref.mShortComponent + " for user " 18746 + userId + ":"); 18747 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 18748 } 18749 return; 18750 } 18751 } 18752 18753 if (existing != null) { 18754 if (DEBUG_PREFERRED) { 18755 Slog.i(TAG, existing.size() + " existing preferred matches for:"); 18756 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 18757 } 18758 for (int i = 0; i < existing.size(); i++) { 18759 PreferredActivity pa = existing.get(i); 18760 if (DEBUG_PREFERRED) { 18761 Slog.i(TAG, "Removing existing preferred activity " 18762 + pa.mPref.mComponent + ":"); 18763 pa.dump(new LogPrinter(Log.INFO, TAG), " "); 18764 } 18765 pir.removeFilter(pa); 18766 } 18767 } 18768 } 18769 addPreferredActivityInternal(filter, match, set, activity, true, userId, 18770 "Replacing preferred"); 18771 } 18772 } 18773 18774 @Override 18775 public void clearPackagePreferredActivities(String packageName) { 18776 final int uid = Binder.getCallingUid(); 18777 // writer 18778 synchronized (mPackages) { 18779 PackageParser.Package pkg = mPackages.get(packageName); 18780 if (pkg == null || pkg.applicationInfo.uid != uid) { 18781 if (mContext.checkCallingOrSelfPermission( 18782 android.Manifest.permission.SET_PREFERRED_APPLICATIONS) 18783 != PackageManager.PERMISSION_GRANTED) { 18784 if (getUidTargetSdkVersionLockedLPr(Binder.getCallingUid()) 18785 < Build.VERSION_CODES.FROYO) { 18786 Slog.w(TAG, "Ignoring clearPackagePreferredActivities() from uid " 18787 + Binder.getCallingUid()); 18788 return; 18789 } 18790 mContext.enforceCallingOrSelfPermission( 18791 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 18792 } 18793 } 18794 18795 int user = UserHandle.getCallingUserId(); 18796 if (clearPackagePreferredActivitiesLPw(packageName, user)) { 18797 scheduleWritePackageRestrictionsLocked(user); 18798 } 18799 } 18800 } 18801 18802 /** This method takes a specific user id as well as UserHandle.USER_ALL. */ 18803 boolean clearPackagePreferredActivitiesLPw(String packageName, int userId) { 18804 ArrayList<PreferredActivity> removed = null; 18805 boolean changed = false; 18806 for (int i=0; i<mSettings.mPreferredActivities.size(); i++) { 18807 final int thisUserId = mSettings.mPreferredActivities.keyAt(i); 18808 PreferredIntentResolver pir = mSettings.mPreferredActivities.valueAt(i); 18809 if (userId != UserHandle.USER_ALL && userId != thisUserId) { 18810 continue; 18811 } 18812 Iterator<PreferredActivity> it = pir.filterIterator(); 18813 while (it.hasNext()) { 18814 PreferredActivity pa = it.next(); 18815 // Mark entry for removal only if it matches the package name 18816 // and the entry is of type "always". 18817 if (packageName == null || 18818 (pa.mPref.mComponent.getPackageName().equals(packageName) 18819 && pa.mPref.mAlways)) { 18820 if (removed == null) { 18821 removed = new ArrayList<PreferredActivity>(); 18822 } 18823 removed.add(pa); 18824 } 18825 } 18826 if (removed != null) { 18827 for (int j=0; j<removed.size(); j++) { 18828 PreferredActivity pa = removed.get(j); 18829 pir.removeFilter(pa); 18830 } 18831 changed = true; 18832 } 18833 } 18834 if (changed) { 18835 postPreferredActivityChangedBroadcast(userId); 18836 } 18837 return changed; 18838 } 18839 18840 /** This method takes a specific user id as well as UserHandle.USER_ALL. */ 18841 private void clearIntentFilterVerificationsLPw(int userId) { 18842 final int packageCount = mPackages.size(); 18843 for (int i = 0; i < packageCount; i++) { 18844 PackageParser.Package pkg = mPackages.valueAt(i); 18845 clearIntentFilterVerificationsLPw(pkg.packageName, userId); 18846 } 18847 } 18848 18849 /** This method takes a specific user id as well as UserHandle.USER_ALL. */ 18850 void clearIntentFilterVerificationsLPw(String packageName, int userId) { 18851 if (userId == UserHandle.USER_ALL) { 18852 if (mSettings.removeIntentFilterVerificationLPw(packageName, 18853 sUserManager.getUserIds())) { 18854 for (int oneUserId : sUserManager.getUserIds()) { 18855 scheduleWritePackageRestrictionsLocked(oneUserId); 18856 } 18857 } 18858 } else { 18859 if (mSettings.removeIntentFilterVerificationLPw(packageName, userId)) { 18860 scheduleWritePackageRestrictionsLocked(userId); 18861 } 18862 } 18863 } 18864 18865 void clearDefaultBrowserIfNeeded(String packageName) { 18866 for (int oneUserId : sUserManager.getUserIds()) { 18867 String defaultBrowserPackageName = getDefaultBrowserPackageName(oneUserId); 18868 if (TextUtils.isEmpty(defaultBrowserPackageName)) continue; 18869 if (packageName.equals(defaultBrowserPackageName)) { 18870 setDefaultBrowserPackageName(null, oneUserId); 18871 } 18872 } 18873 } 18874 18875 @Override 18876 public void resetApplicationPreferences(int userId) { 18877 mContext.enforceCallingOrSelfPermission( 18878 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 18879 final long identity = Binder.clearCallingIdentity(); 18880 // writer 18881 try { 18882 synchronized (mPackages) { 18883 clearPackagePreferredActivitiesLPw(null, userId); 18884 mSettings.applyDefaultPreferredAppsLPw(this, userId); 18885 // TODO: We have to reset the default SMS and Phone. This requires 18886 // significant refactoring to keep all default apps in the package 18887 // manager (cleaner but more work) or have the services provide 18888 // callbacks to the package manager to request a default app reset. 18889 applyFactoryDefaultBrowserLPw(userId); 18890 clearIntentFilterVerificationsLPw(userId); 18891 primeDomainVerificationsLPw(userId); 18892 resetUserChangesToRuntimePermissionsAndFlagsLPw(userId); 18893 scheduleWritePackageRestrictionsLocked(userId); 18894 } 18895 resetNetworkPolicies(userId); 18896 } finally { 18897 Binder.restoreCallingIdentity(identity); 18898 } 18899 } 18900 18901 @Override 18902 public int getPreferredActivities(List<IntentFilter> outFilters, 18903 List<ComponentName> outActivities, String packageName) { 18904 18905 int num = 0; 18906 final int userId = UserHandle.getCallingUserId(); 18907 // reader 18908 synchronized (mPackages) { 18909 PreferredIntentResolver pir = mSettings.mPreferredActivities.get(userId); 18910 if (pir != null) { 18911 final Iterator<PreferredActivity> it = pir.filterIterator(); 18912 while (it.hasNext()) { 18913 final PreferredActivity pa = it.next(); 18914 if (packageName == null 18915 || (pa.mPref.mComponent.getPackageName().equals(packageName) 18916 && pa.mPref.mAlways)) { 18917 if (outFilters != null) { 18918 outFilters.add(new IntentFilter(pa)); 18919 } 18920 if (outActivities != null) { 18921 outActivities.add(pa.mPref.mComponent); 18922 } 18923 } 18924 } 18925 } 18926 } 18927 18928 return num; 18929 } 18930 18931 @Override 18932 public void addPersistentPreferredActivity(IntentFilter filter, ComponentName activity, 18933 int userId) { 18934 int callingUid = Binder.getCallingUid(); 18935 if (callingUid != Process.SYSTEM_UID) { 18936 throw new SecurityException( 18937 "addPersistentPreferredActivity can only be run by the system"); 18938 } 18939 if (filter.countActions() == 0) { 18940 Slog.w(TAG, "Cannot set a preferred activity with no filter actions"); 18941 return; 18942 } 18943 synchronized (mPackages) { 18944 Slog.i(TAG, "Adding persistent preferred activity " + activity + " for user " + userId + 18945 ":"); 18946 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 18947 mSettings.editPersistentPreferredActivitiesLPw(userId).addFilter( 18948 new PersistentPreferredActivity(filter, activity)); 18949 scheduleWritePackageRestrictionsLocked(userId); 18950 postPreferredActivityChangedBroadcast(userId); 18951 } 18952 } 18953 18954 @Override 18955 public void clearPackagePersistentPreferredActivities(String packageName, int userId) { 18956 int callingUid = Binder.getCallingUid(); 18957 if (callingUid != Process.SYSTEM_UID) { 18958 throw new SecurityException( 18959 "clearPackagePersistentPreferredActivities can only be run by the system"); 18960 } 18961 ArrayList<PersistentPreferredActivity> removed = null; 18962 boolean changed = false; 18963 synchronized (mPackages) { 18964 for (int i=0; i<mSettings.mPersistentPreferredActivities.size(); i++) { 18965 final int thisUserId = mSettings.mPersistentPreferredActivities.keyAt(i); 18966 PersistentPreferredIntentResolver ppir = mSettings.mPersistentPreferredActivities 18967 .valueAt(i); 18968 if (userId != thisUserId) { 18969 continue; 18970 } 18971 Iterator<PersistentPreferredActivity> it = ppir.filterIterator(); 18972 while (it.hasNext()) { 18973 PersistentPreferredActivity ppa = it.next(); 18974 // Mark entry for removal only if it matches the package name. 18975 if (ppa.mComponent.getPackageName().equals(packageName)) { 18976 if (removed == null) { 18977 removed = new ArrayList<PersistentPreferredActivity>(); 18978 } 18979 removed.add(ppa); 18980 } 18981 } 18982 if (removed != null) { 18983 for (int j=0; j<removed.size(); j++) { 18984 PersistentPreferredActivity ppa = removed.get(j); 18985 ppir.removeFilter(ppa); 18986 } 18987 changed = true; 18988 } 18989 } 18990 18991 if (changed) { 18992 scheduleWritePackageRestrictionsLocked(userId); 18993 postPreferredActivityChangedBroadcast(userId); 18994 } 18995 } 18996 } 18997 18998 /** 18999 * Common machinery for picking apart a restored XML blob and passing 19000 * it to a caller-supplied functor to be applied to the running system. 19001 */ 19002 private void restoreFromXml(XmlPullParser parser, int userId, 19003 String expectedStartTag, BlobXmlRestorer functor) 19004 throws IOException, XmlPullParserException { 19005 int type; 19006 while ((type = parser.next()) != XmlPullParser.START_TAG 19007 && type != XmlPullParser.END_DOCUMENT) { 19008 } 19009 if (type != XmlPullParser.START_TAG) { 19010 // oops didn't find a start tag?! 19011 if (DEBUG_BACKUP) { 19012 Slog.e(TAG, "Didn't find start tag during restore"); 19013 } 19014 return; 19015 } 19016Slog.v(TAG, ":: restoreFromXml() : got to tag " + parser.getName()); 19017 // this is supposed to be TAG_PREFERRED_BACKUP 19018 if (!expectedStartTag.equals(parser.getName())) { 19019 if (DEBUG_BACKUP) { 19020 Slog.e(TAG, "Found unexpected tag " + parser.getName()); 19021 } 19022 return; 19023 } 19024 19025 // skip interfering stuff, then we're aligned with the backing implementation 19026 while ((type = parser.next()) == XmlPullParser.TEXT) { } 19027Slog.v(TAG, ":: stepped forward, applying functor at tag " + parser.getName()); 19028 functor.apply(parser, userId); 19029 } 19030 19031 private interface BlobXmlRestorer { 19032 public void apply(XmlPullParser parser, int userId) throws IOException, XmlPullParserException; 19033 } 19034 19035 /** 19036 * Non-Binder method, support for the backup/restore mechanism: write the 19037 * full set of preferred activities in its canonical XML format. Returns the 19038 * XML output as a byte array, or null if there is none. 19039 */ 19040 @Override 19041 public byte[] getPreferredActivityBackup(int userId) { 19042 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 19043 throw new SecurityException("Only the system may call getPreferredActivityBackup()"); 19044 } 19045 19046 ByteArrayOutputStream dataStream = new ByteArrayOutputStream(); 19047 try { 19048 final XmlSerializer serializer = new FastXmlSerializer(); 19049 serializer.setOutput(dataStream, StandardCharsets.UTF_8.name()); 19050 serializer.startDocument(null, true); 19051 serializer.startTag(null, TAG_PREFERRED_BACKUP); 19052 19053 synchronized (mPackages) { 19054 mSettings.writePreferredActivitiesLPr(serializer, userId, true); 19055 } 19056 19057 serializer.endTag(null, TAG_PREFERRED_BACKUP); 19058 serializer.endDocument(); 19059 serializer.flush(); 19060 } catch (Exception e) { 19061 if (DEBUG_BACKUP) { 19062 Slog.e(TAG, "Unable to write preferred activities for backup", e); 19063 } 19064 return null; 19065 } 19066 19067 return dataStream.toByteArray(); 19068 } 19069 19070 @Override 19071 public void restorePreferredActivities(byte[] backup, int userId) { 19072 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 19073 throw new SecurityException("Only the system may call restorePreferredActivities()"); 19074 } 19075 19076 try { 19077 final XmlPullParser parser = Xml.newPullParser(); 19078 parser.setInput(new ByteArrayInputStream(backup), StandardCharsets.UTF_8.name()); 19079 restoreFromXml(parser, userId, TAG_PREFERRED_BACKUP, 19080 new BlobXmlRestorer() { 19081 @Override 19082 public void apply(XmlPullParser parser, int userId) 19083 throws XmlPullParserException, IOException { 19084 synchronized (mPackages) { 19085 mSettings.readPreferredActivitiesLPw(parser, userId); 19086 } 19087 } 19088 } ); 19089 } catch (Exception e) { 19090 if (DEBUG_BACKUP) { 19091 Slog.e(TAG, "Exception restoring preferred activities: " + e.getMessage()); 19092 } 19093 } 19094 } 19095 19096 /** 19097 * Non-Binder method, support for the backup/restore mechanism: write the 19098 * default browser (etc) settings in its canonical XML format. Returns the default 19099 * browser XML representation as a byte array, or null if there is none. 19100 */ 19101 @Override 19102 public byte[] getDefaultAppsBackup(int userId) { 19103 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 19104 throw new SecurityException("Only the system may call getDefaultAppsBackup()"); 19105 } 19106 19107 ByteArrayOutputStream dataStream = new ByteArrayOutputStream(); 19108 try { 19109 final XmlSerializer serializer = new FastXmlSerializer(); 19110 serializer.setOutput(dataStream, StandardCharsets.UTF_8.name()); 19111 serializer.startDocument(null, true); 19112 serializer.startTag(null, TAG_DEFAULT_APPS); 19113 19114 synchronized (mPackages) { 19115 mSettings.writeDefaultAppsLPr(serializer, userId); 19116 } 19117 19118 serializer.endTag(null, TAG_DEFAULT_APPS); 19119 serializer.endDocument(); 19120 serializer.flush(); 19121 } catch (Exception e) { 19122 if (DEBUG_BACKUP) { 19123 Slog.e(TAG, "Unable to write default apps for backup", e); 19124 } 19125 return null; 19126 } 19127 19128 return dataStream.toByteArray(); 19129 } 19130 19131 @Override 19132 public void restoreDefaultApps(byte[] backup, int userId) { 19133 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 19134 throw new SecurityException("Only the system may call restoreDefaultApps()"); 19135 } 19136 19137 try { 19138 final XmlPullParser parser = Xml.newPullParser(); 19139 parser.setInput(new ByteArrayInputStream(backup), StandardCharsets.UTF_8.name()); 19140 restoreFromXml(parser, userId, TAG_DEFAULT_APPS, 19141 new BlobXmlRestorer() { 19142 @Override 19143 public void apply(XmlPullParser parser, int userId) 19144 throws XmlPullParserException, IOException { 19145 synchronized (mPackages) { 19146 mSettings.readDefaultAppsLPw(parser, userId); 19147 } 19148 } 19149 } ); 19150 } catch (Exception e) { 19151 if (DEBUG_BACKUP) { 19152 Slog.e(TAG, "Exception restoring default apps: " + e.getMessage()); 19153 } 19154 } 19155 } 19156 19157 @Override 19158 public byte[] getIntentFilterVerificationBackup(int userId) { 19159 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 19160 throw new SecurityException("Only the system may call getIntentFilterVerificationBackup()"); 19161 } 19162 19163 ByteArrayOutputStream dataStream = new ByteArrayOutputStream(); 19164 try { 19165 final XmlSerializer serializer = new FastXmlSerializer(); 19166 serializer.setOutput(dataStream, StandardCharsets.UTF_8.name()); 19167 serializer.startDocument(null, true); 19168 serializer.startTag(null, TAG_INTENT_FILTER_VERIFICATION); 19169 19170 synchronized (mPackages) { 19171 mSettings.writeAllDomainVerificationsLPr(serializer, userId); 19172 } 19173 19174 serializer.endTag(null, TAG_INTENT_FILTER_VERIFICATION); 19175 serializer.endDocument(); 19176 serializer.flush(); 19177 } catch (Exception e) { 19178 if (DEBUG_BACKUP) { 19179 Slog.e(TAG, "Unable to write default apps for backup", e); 19180 } 19181 return null; 19182 } 19183 19184 return dataStream.toByteArray(); 19185 } 19186 19187 @Override 19188 public void restoreIntentFilterVerification(byte[] backup, int userId) { 19189 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 19190 throw new SecurityException("Only the system may call restorePreferredActivities()"); 19191 } 19192 19193 try { 19194 final XmlPullParser parser = Xml.newPullParser(); 19195 parser.setInput(new ByteArrayInputStream(backup), StandardCharsets.UTF_8.name()); 19196 restoreFromXml(parser, userId, TAG_INTENT_FILTER_VERIFICATION, 19197 new BlobXmlRestorer() { 19198 @Override 19199 public void apply(XmlPullParser parser, int userId) 19200 throws XmlPullParserException, IOException { 19201 synchronized (mPackages) { 19202 mSettings.readAllDomainVerificationsLPr(parser, userId); 19203 mSettings.writeLPr(); 19204 } 19205 } 19206 } ); 19207 } catch (Exception e) { 19208 if (DEBUG_BACKUP) { 19209 Slog.e(TAG, "Exception restoring preferred activities: " + e.getMessage()); 19210 } 19211 } 19212 } 19213 19214 @Override 19215 public byte[] getPermissionGrantBackup(int userId) { 19216 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 19217 throw new SecurityException("Only the system may call getPermissionGrantBackup()"); 19218 } 19219 19220 ByteArrayOutputStream dataStream = new ByteArrayOutputStream(); 19221 try { 19222 final XmlSerializer serializer = new FastXmlSerializer(); 19223 serializer.setOutput(dataStream, StandardCharsets.UTF_8.name()); 19224 serializer.startDocument(null, true); 19225 serializer.startTag(null, TAG_PERMISSION_BACKUP); 19226 19227 synchronized (mPackages) { 19228 serializeRuntimePermissionGrantsLPr(serializer, userId); 19229 } 19230 19231 serializer.endTag(null, TAG_PERMISSION_BACKUP); 19232 serializer.endDocument(); 19233 serializer.flush(); 19234 } catch (Exception e) { 19235 if (DEBUG_BACKUP) { 19236 Slog.e(TAG, "Unable to write default apps for backup", e); 19237 } 19238 return null; 19239 } 19240 19241 return dataStream.toByteArray(); 19242 } 19243 19244 @Override 19245 public void restorePermissionGrants(byte[] backup, int userId) { 19246 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 19247 throw new SecurityException("Only the system may call restorePermissionGrants()"); 19248 } 19249 19250 try { 19251 final XmlPullParser parser = Xml.newPullParser(); 19252 parser.setInput(new ByteArrayInputStream(backup), StandardCharsets.UTF_8.name()); 19253 restoreFromXml(parser, userId, TAG_PERMISSION_BACKUP, 19254 new BlobXmlRestorer() { 19255 @Override 19256 public void apply(XmlPullParser parser, int userId) 19257 throws XmlPullParserException, IOException { 19258 synchronized (mPackages) { 19259 processRestoredPermissionGrantsLPr(parser, userId); 19260 } 19261 } 19262 } ); 19263 } catch (Exception e) { 19264 if (DEBUG_BACKUP) { 19265 Slog.e(TAG, "Exception restoring preferred activities: " + e.getMessage()); 19266 } 19267 } 19268 } 19269 19270 private void serializeRuntimePermissionGrantsLPr(XmlSerializer serializer, final int userId) 19271 throws IOException { 19272 serializer.startTag(null, TAG_ALL_GRANTS); 19273 19274 final int N = mSettings.mPackages.size(); 19275 for (int i = 0; i < N; i++) { 19276 final PackageSetting ps = mSettings.mPackages.valueAt(i); 19277 boolean pkgGrantsKnown = false; 19278 19279 PermissionsState packagePerms = ps.getPermissionsState(); 19280 19281 for (PermissionState state : packagePerms.getRuntimePermissionStates(userId)) { 19282 final int grantFlags = state.getFlags(); 19283 // only look at grants that are not system/policy fixed 19284 if ((grantFlags & SYSTEM_RUNTIME_GRANT_MASK) == 0) { 19285 final boolean isGranted = state.isGranted(); 19286 // And only back up the user-twiddled state bits 19287 if (isGranted || (grantFlags & USER_RUNTIME_GRANT_MASK) != 0) { 19288 final String packageName = mSettings.mPackages.keyAt(i); 19289 if (!pkgGrantsKnown) { 19290 serializer.startTag(null, TAG_GRANT); 19291 serializer.attribute(null, ATTR_PACKAGE_NAME, packageName); 19292 pkgGrantsKnown = true; 19293 } 19294 19295 final boolean userSet = 19296 (grantFlags & FLAG_PERMISSION_USER_SET) != 0; 19297 final boolean userFixed = 19298 (grantFlags & FLAG_PERMISSION_USER_FIXED) != 0; 19299 final boolean revoke = 19300 (grantFlags & FLAG_PERMISSION_REVOKE_ON_UPGRADE) != 0; 19301 19302 serializer.startTag(null, TAG_PERMISSION); 19303 serializer.attribute(null, ATTR_PERMISSION_NAME, state.getName()); 19304 if (isGranted) { 19305 serializer.attribute(null, ATTR_IS_GRANTED, "true"); 19306 } 19307 if (userSet) { 19308 serializer.attribute(null, ATTR_USER_SET, "true"); 19309 } 19310 if (userFixed) { 19311 serializer.attribute(null, ATTR_USER_FIXED, "true"); 19312 } 19313 if (revoke) { 19314 serializer.attribute(null, ATTR_REVOKE_ON_UPGRADE, "true"); 19315 } 19316 serializer.endTag(null, TAG_PERMISSION); 19317 } 19318 } 19319 } 19320 19321 if (pkgGrantsKnown) { 19322 serializer.endTag(null, TAG_GRANT); 19323 } 19324 } 19325 19326 serializer.endTag(null, TAG_ALL_GRANTS); 19327 } 19328 19329 private void processRestoredPermissionGrantsLPr(XmlPullParser parser, int userId) 19330 throws XmlPullParserException, IOException { 19331 String pkgName = null; 19332 int outerDepth = parser.getDepth(); 19333 int type; 19334 while ((type = parser.next()) != XmlPullParser.END_DOCUMENT 19335 && (type != XmlPullParser.END_TAG || parser.getDepth() > outerDepth)) { 19336 if (type == XmlPullParser.END_TAG || type == XmlPullParser.TEXT) { 19337 continue; 19338 } 19339 19340 final String tagName = parser.getName(); 19341 if (tagName.equals(TAG_GRANT)) { 19342 pkgName = parser.getAttributeValue(null, ATTR_PACKAGE_NAME); 19343 if (DEBUG_BACKUP) { 19344 Slog.v(TAG, "+++ Restoring grants for package " + pkgName); 19345 } 19346 } else if (tagName.equals(TAG_PERMISSION)) { 19347 19348 final boolean isGranted = "true".equals(parser.getAttributeValue(null, ATTR_IS_GRANTED)); 19349 final String permName = parser.getAttributeValue(null, ATTR_PERMISSION_NAME); 19350 19351 int newFlagSet = 0; 19352 if ("true".equals(parser.getAttributeValue(null, ATTR_USER_SET))) { 19353 newFlagSet |= FLAG_PERMISSION_USER_SET; 19354 } 19355 if ("true".equals(parser.getAttributeValue(null, ATTR_USER_FIXED))) { 19356 newFlagSet |= FLAG_PERMISSION_USER_FIXED; 19357 } 19358 if ("true".equals(parser.getAttributeValue(null, ATTR_REVOKE_ON_UPGRADE))) { 19359 newFlagSet |= FLAG_PERMISSION_REVOKE_ON_UPGRADE; 19360 } 19361 if (DEBUG_BACKUP) { 19362 Slog.v(TAG, " + Restoring grant: pkg=" + pkgName + " perm=" + permName 19363 + " granted=" + isGranted + " bits=0x" + Integer.toHexString(newFlagSet)); 19364 } 19365 final PackageSetting ps = mSettings.mPackages.get(pkgName); 19366 if (ps != null) { 19367 // Already installed so we apply the grant immediately 19368 if (DEBUG_BACKUP) { 19369 Slog.v(TAG, " + already installed; applying"); 19370 } 19371 PermissionsState perms = ps.getPermissionsState(); 19372 BasePermission bp = mSettings.mPermissions.get(permName); 19373 if (bp != null) { 19374 if (isGranted) { 19375 perms.grantRuntimePermission(bp, userId); 19376 } 19377 if (newFlagSet != 0) { 19378 perms.updatePermissionFlags(bp, userId, USER_RUNTIME_GRANT_MASK, newFlagSet); 19379 } 19380 } 19381 } else { 19382 // Need to wait for post-restore install to apply the grant 19383 if (DEBUG_BACKUP) { 19384 Slog.v(TAG, " - not yet installed; saving for later"); 19385 } 19386 mSettings.processRestoredPermissionGrantLPr(pkgName, permName, 19387 isGranted, newFlagSet, userId); 19388 } 19389 } else { 19390 PackageManagerService.reportSettingsProblem(Log.WARN, 19391 "Unknown element under <" + TAG_PERMISSION_BACKUP + ">: " + tagName); 19392 XmlUtils.skipCurrentTag(parser); 19393 } 19394 } 19395 19396 scheduleWriteSettingsLocked(); 19397 mSettings.writeRuntimePermissionsForUserLPr(userId, false); 19398 } 19399 19400 @Override 19401 public void addCrossProfileIntentFilter(IntentFilter intentFilter, String ownerPackage, 19402 int sourceUserId, int targetUserId, int flags) { 19403 mContext.enforceCallingOrSelfPermission( 19404 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, null); 19405 int callingUid = Binder.getCallingUid(); 19406 enforceOwnerRights(ownerPackage, callingUid); 19407 enforceShellRestriction(UserManager.DISALLOW_DEBUGGING_FEATURES, callingUid, sourceUserId); 19408 if (intentFilter.countActions() == 0) { 19409 Slog.w(TAG, "Cannot set a crossProfile intent filter with no filter actions"); 19410 return; 19411 } 19412 synchronized (mPackages) { 19413 CrossProfileIntentFilter newFilter = new CrossProfileIntentFilter(intentFilter, 19414 ownerPackage, targetUserId, flags); 19415 CrossProfileIntentResolver resolver = 19416 mSettings.editCrossProfileIntentResolverLPw(sourceUserId); 19417 ArrayList<CrossProfileIntentFilter> existing = resolver.findFilters(intentFilter); 19418 // We have all those whose filter is equal. Now checking if the rest is equal as well. 19419 if (existing != null) { 19420 int size = existing.size(); 19421 for (int i = 0; i < size; i++) { 19422 if (newFilter.equalsIgnoreFilter(existing.get(i))) { 19423 return; 19424 } 19425 } 19426 } 19427 resolver.addFilter(newFilter); 19428 scheduleWritePackageRestrictionsLocked(sourceUserId); 19429 } 19430 } 19431 19432 @Override 19433 public void clearCrossProfileIntentFilters(int sourceUserId, String ownerPackage) { 19434 mContext.enforceCallingOrSelfPermission( 19435 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, null); 19436 int callingUid = Binder.getCallingUid(); 19437 enforceOwnerRights(ownerPackage, callingUid); 19438 enforceShellRestriction(UserManager.DISALLOW_DEBUGGING_FEATURES, callingUid, sourceUserId); 19439 synchronized (mPackages) { 19440 CrossProfileIntentResolver resolver = 19441 mSettings.editCrossProfileIntentResolverLPw(sourceUserId); 19442 ArraySet<CrossProfileIntentFilter> set = 19443 new ArraySet<CrossProfileIntentFilter>(resolver.filterSet()); 19444 for (CrossProfileIntentFilter filter : set) { 19445 if (filter.getOwnerPackage().equals(ownerPackage)) { 19446 resolver.removeFilter(filter); 19447 } 19448 } 19449 scheduleWritePackageRestrictionsLocked(sourceUserId); 19450 } 19451 } 19452 19453 // Enforcing that callingUid is owning pkg on userId 19454 private void enforceOwnerRights(String pkg, int callingUid) { 19455 // The system owns everything. 19456 if (UserHandle.getAppId(callingUid) == Process.SYSTEM_UID) { 19457 return; 19458 } 19459 int callingUserId = UserHandle.getUserId(callingUid); 19460 PackageInfo pi = getPackageInfo(pkg, 0, callingUserId); 19461 if (pi == null) { 19462 throw new IllegalArgumentException("Unknown package " + pkg + " on user " 19463 + callingUserId); 19464 } 19465 if (!UserHandle.isSameApp(pi.applicationInfo.uid, callingUid)) { 19466 throw new SecurityException("Calling uid " + callingUid 19467 + " does not own package " + pkg); 19468 } 19469 } 19470 19471 @Override 19472 public ComponentName getHomeActivities(List<ResolveInfo> allHomeCandidates) { 19473 return getHomeActivitiesAsUser(allHomeCandidates, UserHandle.getCallingUserId()); 19474 } 19475 19476 private Intent getHomeIntent() { 19477 Intent intent = new Intent(Intent.ACTION_MAIN); 19478 intent.addCategory(Intent.CATEGORY_HOME); 19479 intent.addCategory(Intent.CATEGORY_DEFAULT); 19480 return intent; 19481 } 19482 19483 private IntentFilter getHomeFilter() { 19484 IntentFilter filter = new IntentFilter(Intent.ACTION_MAIN); 19485 filter.addCategory(Intent.CATEGORY_HOME); 19486 filter.addCategory(Intent.CATEGORY_DEFAULT); 19487 return filter; 19488 } 19489 19490 ComponentName getHomeActivitiesAsUser(List<ResolveInfo> allHomeCandidates, 19491 int userId) { 19492 Intent intent = getHomeIntent(); 19493 List<ResolveInfo> list = queryIntentActivitiesInternal(intent, null, 19494 PackageManager.GET_META_DATA, userId); 19495 ResolveInfo preferred = findPreferredActivity(intent, null, 0, list, 0, 19496 true, false, false, userId); 19497 19498 allHomeCandidates.clear(); 19499 if (list != null) { 19500 for (ResolveInfo ri : list) { 19501 allHomeCandidates.add(ri); 19502 } 19503 } 19504 return (preferred == null || preferred.activityInfo == null) 19505 ? null 19506 : new ComponentName(preferred.activityInfo.packageName, 19507 preferred.activityInfo.name); 19508 } 19509 19510 @Override 19511 public void setHomeActivity(ComponentName comp, int userId) { 19512 ArrayList<ResolveInfo> homeActivities = new ArrayList<>(); 19513 getHomeActivitiesAsUser(homeActivities, userId); 19514 19515 boolean found = false; 19516 19517 final int size = homeActivities.size(); 19518 final ComponentName[] set = new ComponentName[size]; 19519 for (int i = 0; i < size; i++) { 19520 final ResolveInfo candidate = homeActivities.get(i); 19521 final ActivityInfo info = candidate.activityInfo; 19522 final ComponentName activityName = new ComponentName(info.packageName, info.name); 19523 set[i] = activityName; 19524 if (!found && activityName.equals(comp)) { 19525 found = true; 19526 } 19527 } 19528 if (!found) { 19529 throw new IllegalArgumentException("Component " + comp + " cannot be home on user " 19530 + userId); 19531 } 19532 replacePreferredActivity(getHomeFilter(), IntentFilter.MATCH_CATEGORY_EMPTY, 19533 set, comp, userId); 19534 } 19535 19536 private @Nullable String getSetupWizardPackageName() { 19537 final Intent intent = new Intent(Intent.ACTION_MAIN); 19538 intent.addCategory(Intent.CATEGORY_SETUP_WIZARD); 19539 19540 final List<ResolveInfo> matches = queryIntentActivitiesInternal(intent, null, 19541 MATCH_SYSTEM_ONLY | MATCH_DIRECT_BOOT_AWARE | MATCH_DIRECT_BOOT_UNAWARE 19542 | MATCH_DISABLED_COMPONENTS, 19543 UserHandle.myUserId()); 19544 if (matches.size() == 1) { 19545 return matches.get(0).getComponentInfo().packageName; 19546 } else { 19547 Slog.e(TAG, "There should probably be exactly one setup wizard; found " + matches.size() 19548 + ": matches=" + matches); 19549 return null; 19550 } 19551 } 19552 19553 private @Nullable String getStorageManagerPackageName() { 19554 final Intent intent = new Intent(StorageManager.ACTION_MANAGE_STORAGE); 19555 19556 final List<ResolveInfo> matches = queryIntentActivitiesInternal(intent, null, 19557 MATCH_SYSTEM_ONLY | MATCH_DIRECT_BOOT_AWARE | MATCH_DIRECT_BOOT_UNAWARE 19558 | MATCH_DISABLED_COMPONENTS, 19559 UserHandle.myUserId()); 19560 if (matches.size() == 1) { 19561 return matches.get(0).getComponentInfo().packageName; 19562 } else { 19563 Slog.e(TAG, "There should probably be exactly one storage manager; found " 19564 + matches.size() + ": matches=" + matches); 19565 return null; 19566 } 19567 } 19568 19569 @Override 19570 public void setApplicationEnabledSetting(String appPackageName, 19571 int newState, int flags, int userId, String callingPackage) { 19572 if (!sUserManager.exists(userId)) return; 19573 if (callingPackage == null) { 19574 callingPackage = Integer.toString(Binder.getCallingUid()); 19575 } 19576 setEnabledSetting(appPackageName, null, newState, flags, userId, callingPackage); 19577 } 19578 19579 @Override 19580 public void setComponentEnabledSetting(ComponentName componentName, 19581 int newState, int flags, int userId) { 19582 if (!sUserManager.exists(userId)) return; 19583 setEnabledSetting(componentName.getPackageName(), 19584 componentName.getClassName(), newState, flags, userId, null); 19585 } 19586 19587 private void setEnabledSetting(final String packageName, String className, int newState, 19588 final int flags, int userId, String callingPackage) { 19589 if (!(newState == COMPONENT_ENABLED_STATE_DEFAULT 19590 || newState == COMPONENT_ENABLED_STATE_ENABLED 19591 || newState == COMPONENT_ENABLED_STATE_DISABLED 19592 || newState == COMPONENT_ENABLED_STATE_DISABLED_USER 19593 || newState == COMPONENT_ENABLED_STATE_DISABLED_UNTIL_USED)) { 19594 throw new IllegalArgumentException("Invalid new component state: " 19595 + newState); 19596 } 19597 PackageSetting pkgSetting; 19598 final int uid = Binder.getCallingUid(); 19599 final int permission; 19600 if (uid == Process.SYSTEM_UID) { 19601 permission = PackageManager.PERMISSION_GRANTED; 19602 } else { 19603 permission = mContext.checkCallingOrSelfPermission( 19604 android.Manifest.permission.CHANGE_COMPONENT_ENABLED_STATE); 19605 } 19606 enforceCrossUserPermission(uid, userId, 19607 false /* requireFullPermission */, true /* checkShell */, "set enabled"); 19608 final boolean allowedByPermission = (permission == PackageManager.PERMISSION_GRANTED); 19609 boolean sendNow = false; 19610 boolean isApp = (className == null); 19611 String componentName = isApp ? packageName : className; 19612 int packageUid = -1; 19613 ArrayList<String> components; 19614 19615 // writer 19616 synchronized (mPackages) { 19617 pkgSetting = mSettings.mPackages.get(packageName); 19618 if (pkgSetting == null) { 19619 if (className == null) { 19620 throw new IllegalArgumentException("Unknown package: " + packageName); 19621 } 19622 throw new IllegalArgumentException( 19623 "Unknown component: " + packageName + "/" + className); 19624 } 19625 } 19626 19627 // Limit who can change which apps 19628 if (!UserHandle.isSameApp(uid, pkgSetting.appId)) { 19629 // Don't allow apps that don't have permission to modify other apps 19630 if (!allowedByPermission) { 19631 throw new SecurityException( 19632 "Permission Denial: attempt to change component state from pid=" 19633 + Binder.getCallingPid() 19634 + ", uid=" + uid + ", package uid=" + pkgSetting.appId); 19635 } 19636 // Don't allow changing protected packages. 19637 if (mProtectedPackages.isPackageStateProtected(userId, packageName)) { 19638 throw new SecurityException("Cannot disable a protected package: " + packageName); 19639 } 19640 } 19641 19642 synchronized (mPackages) { 19643 if (uid == Process.SHELL_UID 19644 && (pkgSetting.pkgFlags & ApplicationInfo.FLAG_TEST_ONLY) == 0) { 19645 // Shell can only change whole packages between ENABLED and DISABLED_USER states 19646 // unless it is a test package. 19647 int oldState = pkgSetting.getEnabled(userId); 19648 if (className == null 19649 && 19650 (oldState == COMPONENT_ENABLED_STATE_DISABLED_USER 19651 || oldState == COMPONENT_ENABLED_STATE_DEFAULT 19652 || oldState == COMPONENT_ENABLED_STATE_ENABLED) 19653 && 19654 (newState == COMPONENT_ENABLED_STATE_DISABLED_USER 19655 || newState == COMPONENT_ENABLED_STATE_DEFAULT 19656 || newState == COMPONENT_ENABLED_STATE_ENABLED)) { 19657 // ok 19658 } else { 19659 throw new SecurityException( 19660 "Shell cannot change component state for " + packageName + "/" 19661 + className + " to " + newState); 19662 } 19663 } 19664 if (className == null) { 19665 // We're dealing with an application/package level state change 19666 if (pkgSetting.getEnabled(userId) == newState) { 19667 // Nothing to do 19668 return; 19669 } 19670 if (newState == PackageManager.COMPONENT_ENABLED_STATE_DEFAULT 19671 || newState == PackageManager.COMPONENT_ENABLED_STATE_ENABLED) { 19672 // Don't care about who enables an app. 19673 callingPackage = null; 19674 } 19675 pkgSetting.setEnabled(newState, userId, callingPackage); 19676 // pkgSetting.pkg.mSetEnabled = newState; 19677 } else { 19678 // We're dealing with a component level state change 19679 // First, verify that this is a valid class name. 19680 PackageParser.Package pkg = pkgSetting.pkg; 19681 if (pkg == null || !pkg.hasComponentClassName(className)) { 19682 if (pkg != null && 19683 pkg.applicationInfo.targetSdkVersion >= 19684 Build.VERSION_CODES.JELLY_BEAN) { 19685 throw new IllegalArgumentException("Component class " + className 19686 + " does not exist in " + packageName); 19687 } else { 19688 Slog.w(TAG, "Failed setComponentEnabledSetting: component class " 19689 + className + " does not exist in " + packageName); 19690 } 19691 } 19692 switch (newState) { 19693 case COMPONENT_ENABLED_STATE_ENABLED: 19694 if (!pkgSetting.enableComponentLPw(className, userId)) { 19695 return; 19696 } 19697 break; 19698 case COMPONENT_ENABLED_STATE_DISABLED: 19699 if (!pkgSetting.disableComponentLPw(className, userId)) { 19700 return; 19701 } 19702 break; 19703 case COMPONENT_ENABLED_STATE_DEFAULT: 19704 if (!pkgSetting.restoreComponentLPw(className, userId)) { 19705 return; 19706 } 19707 break; 19708 default: 19709 Slog.e(TAG, "Invalid new component state: " + newState); 19710 return; 19711 } 19712 } 19713 scheduleWritePackageRestrictionsLocked(userId); 19714 components = mPendingBroadcasts.get(userId, packageName); 19715 final boolean newPackage = components == null; 19716 if (newPackage) { 19717 components = new ArrayList<String>(); 19718 } 19719 if (!components.contains(componentName)) { 19720 components.add(componentName); 19721 } 19722 if ((flags&PackageManager.DONT_KILL_APP) == 0) { 19723 sendNow = true; 19724 // Purge entry from pending broadcast list if another one exists already 19725 // since we are sending one right away. 19726 mPendingBroadcasts.remove(userId, packageName); 19727 } else { 19728 if (newPackage) { 19729 mPendingBroadcasts.put(userId, packageName, components); 19730 } 19731 if (!mHandler.hasMessages(SEND_PENDING_BROADCAST)) { 19732 // Schedule a message 19733 mHandler.sendEmptyMessageDelayed(SEND_PENDING_BROADCAST, BROADCAST_DELAY); 19734 } 19735 } 19736 } 19737 19738 long callingId = Binder.clearCallingIdentity(); 19739 try { 19740 if (sendNow) { 19741 packageUid = UserHandle.getUid(userId, pkgSetting.appId); 19742 sendPackageChangedBroadcast(packageName, 19743 (flags&PackageManager.DONT_KILL_APP) != 0, components, packageUid); 19744 } 19745 } finally { 19746 Binder.restoreCallingIdentity(callingId); 19747 } 19748 } 19749 19750 @Override 19751 public void flushPackageRestrictionsAsUser(int userId) { 19752 if (!sUserManager.exists(userId)) { 19753 return; 19754 } 19755 enforceCrossUserPermission(Binder.getCallingUid(), userId, false /* requireFullPermission*/, 19756 false /* checkShell */, "flushPackageRestrictions"); 19757 synchronized (mPackages) { 19758 mSettings.writePackageRestrictionsLPr(userId); 19759 mDirtyUsers.remove(userId); 19760 if (mDirtyUsers.isEmpty()) { 19761 mHandler.removeMessages(WRITE_PACKAGE_RESTRICTIONS); 19762 } 19763 } 19764 } 19765 19766 private void sendPackageChangedBroadcast(String packageName, 19767 boolean killFlag, ArrayList<String> componentNames, int packageUid) { 19768 if (DEBUG_INSTALL) 19769 Log.v(TAG, "Sending package changed: package=" + packageName + " components=" 19770 + componentNames); 19771 Bundle extras = new Bundle(4); 19772 extras.putString(Intent.EXTRA_CHANGED_COMPONENT_NAME, componentNames.get(0)); 19773 String nameList[] = new String[componentNames.size()]; 19774 componentNames.toArray(nameList); 19775 extras.putStringArray(Intent.EXTRA_CHANGED_COMPONENT_NAME_LIST, nameList); 19776 extras.putBoolean(Intent.EXTRA_DONT_KILL_APP, killFlag); 19777 extras.putInt(Intent.EXTRA_UID, packageUid); 19778 // If this is not reporting a change of the overall package, then only send it 19779 // to registered receivers. We don't want to launch a swath of apps for every 19780 // little component state change. 19781 final int flags = !componentNames.contains(packageName) 19782 ? Intent.FLAG_RECEIVER_REGISTERED_ONLY : 0; 19783 sendPackageBroadcast(Intent.ACTION_PACKAGE_CHANGED, packageName, extras, flags, null, null, 19784 new int[] {UserHandle.getUserId(packageUid)}); 19785 } 19786 19787 @Override 19788 public void setPackageStoppedState(String packageName, boolean stopped, int userId) { 19789 if (!sUserManager.exists(userId)) return; 19790 final int uid = Binder.getCallingUid(); 19791 final int permission = mContext.checkCallingOrSelfPermission( 19792 android.Manifest.permission.CHANGE_COMPONENT_ENABLED_STATE); 19793 final boolean allowedByPermission = (permission == PackageManager.PERMISSION_GRANTED); 19794 enforceCrossUserPermission(uid, userId, 19795 true /* requireFullPermission */, true /* checkShell */, "stop package"); 19796 // writer 19797 synchronized (mPackages) { 19798 if (mSettings.setPackageStoppedStateLPw(this, packageName, stopped, 19799 allowedByPermission, uid, userId)) { 19800 scheduleWritePackageRestrictionsLocked(userId); 19801 } 19802 } 19803 } 19804 19805 @Override 19806 public String getInstallerPackageName(String packageName) { 19807 // reader 19808 synchronized (mPackages) { 19809 return mSettings.getInstallerPackageNameLPr(packageName); 19810 } 19811 } 19812 19813 public boolean isOrphaned(String packageName) { 19814 // reader 19815 synchronized (mPackages) { 19816 return mSettings.isOrphaned(packageName); 19817 } 19818 } 19819 19820 @Override 19821 public int getApplicationEnabledSetting(String packageName, int userId) { 19822 if (!sUserManager.exists(userId)) return COMPONENT_ENABLED_STATE_DISABLED; 19823 int uid = Binder.getCallingUid(); 19824 enforceCrossUserPermission(uid, userId, 19825 false /* requireFullPermission */, false /* checkShell */, "get enabled"); 19826 // reader 19827 synchronized (mPackages) { 19828 return mSettings.getApplicationEnabledSettingLPr(packageName, userId); 19829 } 19830 } 19831 19832 @Override 19833 public int getComponentEnabledSetting(ComponentName componentName, int userId) { 19834 if (!sUserManager.exists(userId)) return COMPONENT_ENABLED_STATE_DISABLED; 19835 int uid = Binder.getCallingUid(); 19836 enforceCrossUserPermission(uid, userId, 19837 false /* requireFullPermission */, false /* checkShell */, "get component enabled"); 19838 // reader 19839 synchronized (mPackages) { 19840 return mSettings.getComponentEnabledSettingLPr(componentName, userId); 19841 } 19842 } 19843 19844 @Override 19845 public void enterSafeMode() { 19846 enforceSystemOrRoot("Only the system can request entering safe mode"); 19847 19848 if (!mSystemReady) { 19849 mSafeMode = true; 19850 } 19851 } 19852 19853 @Override 19854 public void systemReady() { 19855 mSystemReady = true; 19856 19857 // Disable any carrier apps. We do this very early in boot to prevent the apps from being 19858 // disabled after already being started. 19859 CarrierAppUtils.disableCarrierAppsUntilPrivileged(mContext.getOpPackageName(), this, 19860 mContext.getContentResolver(), UserHandle.USER_SYSTEM); 19861 19862 // Read the compatibilty setting when the system is ready. 19863 boolean compatibilityModeEnabled = android.provider.Settings.Global.getInt( 19864 mContext.getContentResolver(), 19865 android.provider.Settings.Global.COMPATIBILITY_MODE, 1) == 1; 19866 PackageParser.setCompatibilityModeEnabled(compatibilityModeEnabled); 19867 if (DEBUG_SETTINGS) { 19868 Log.d(TAG, "compatibility mode:" + compatibilityModeEnabled); 19869 } 19870 19871 int[] grantPermissionsUserIds = EMPTY_INT_ARRAY; 19872 19873 synchronized (mPackages) { 19874 // Verify that all of the preferred activity components actually 19875 // exist. It is possible for applications to be updated and at 19876 // that point remove a previously declared activity component that 19877 // had been set as a preferred activity. We try to clean this up 19878 // the next time we encounter that preferred activity, but it is 19879 // possible for the user flow to never be able to return to that 19880 // situation so here we do a sanity check to make sure we haven't 19881 // left any junk around. 19882 ArrayList<PreferredActivity> removed = new ArrayList<PreferredActivity>(); 19883 for (int i=0; i<mSettings.mPreferredActivities.size(); i++) { 19884 PreferredIntentResolver pir = mSettings.mPreferredActivities.valueAt(i); 19885 removed.clear(); 19886 for (PreferredActivity pa : pir.filterSet()) { 19887 if (mActivities.mActivities.get(pa.mPref.mComponent) == null) { 19888 removed.add(pa); 19889 } 19890 } 19891 if (removed.size() > 0) { 19892 for (int r=0; r<removed.size(); r++) { 19893 PreferredActivity pa = removed.get(r); 19894 Slog.w(TAG, "Removing dangling preferred activity: " 19895 + pa.mPref.mComponent); 19896 pir.removeFilter(pa); 19897 } 19898 mSettings.writePackageRestrictionsLPr( 19899 mSettings.mPreferredActivities.keyAt(i)); 19900 } 19901 } 19902 19903 for (int userId : UserManagerService.getInstance().getUserIds()) { 19904 if (!mSettings.areDefaultRuntimePermissionsGrantedLPr(userId)) { 19905 grantPermissionsUserIds = ArrayUtils.appendInt( 19906 grantPermissionsUserIds, userId); 19907 } 19908 } 19909 } 19910 sUserManager.systemReady(); 19911 19912 // If we upgraded grant all default permissions before kicking off. 19913 for (int userId : grantPermissionsUserIds) { 19914 mDefaultPermissionPolicy.grantDefaultPermissions(userId); 19915 } 19916 19917 // If we did not grant default permissions, we preload from this the 19918 // default permission exceptions lazily to ensure we don't hit the 19919 // disk on a new user creation. 19920 if (grantPermissionsUserIds == EMPTY_INT_ARRAY) { 19921 mDefaultPermissionPolicy.scheduleReadDefaultPermissionExceptions(); 19922 } 19923 19924 // Kick off any messages waiting for system ready 19925 if (mPostSystemReadyMessages != null) { 19926 for (Message msg : mPostSystemReadyMessages) { 19927 msg.sendToTarget(); 19928 } 19929 mPostSystemReadyMessages = null; 19930 } 19931 19932 // Watch for external volumes that come and go over time 19933 final StorageManager storage = mContext.getSystemService(StorageManager.class); 19934 storage.registerListener(mStorageListener); 19935 19936 mInstallerService.systemReady(); 19937 mPackageDexOptimizer.systemReady(); 19938 19939 StorageManagerInternal StorageManagerInternal = LocalServices.getService( 19940 StorageManagerInternal.class); 19941 StorageManagerInternal.addExternalStoragePolicy( 19942 new StorageManagerInternal.ExternalStorageMountPolicy() { 19943 @Override 19944 public int getMountMode(int uid, String packageName) { 19945 if (Process.isIsolated(uid)) { 19946 return Zygote.MOUNT_EXTERNAL_NONE; 19947 } 19948 if (checkUidPermission(WRITE_MEDIA_STORAGE, uid) == PERMISSION_GRANTED) { 19949 return Zygote.MOUNT_EXTERNAL_DEFAULT; 19950 } 19951 if (checkUidPermission(READ_EXTERNAL_STORAGE, uid) == PERMISSION_DENIED) { 19952 return Zygote.MOUNT_EXTERNAL_DEFAULT; 19953 } 19954 if (checkUidPermission(WRITE_EXTERNAL_STORAGE, uid) == PERMISSION_DENIED) { 19955 return Zygote.MOUNT_EXTERNAL_READ; 19956 } 19957 return Zygote.MOUNT_EXTERNAL_WRITE; 19958 } 19959 19960 @Override 19961 public boolean hasExternalStorage(int uid, String packageName) { 19962 return true; 19963 } 19964 }); 19965 19966 // Now that we're mostly running, clean up stale users and apps 19967 reconcileUsers(StorageManager.UUID_PRIVATE_INTERNAL); 19968 reconcileApps(StorageManager.UUID_PRIVATE_INTERNAL); 19969 } 19970 19971 @Override 19972 public boolean isSafeMode() { 19973 return mSafeMode; 19974 } 19975 19976 @Override 19977 public boolean hasSystemUidErrors() { 19978 return mHasSystemUidErrors; 19979 } 19980 19981 static String arrayToString(int[] array) { 19982 StringBuffer buf = new StringBuffer(128); 19983 buf.append('['); 19984 if (array != null) { 19985 for (int i=0; i<array.length; i++) { 19986 if (i > 0) buf.append(", "); 19987 buf.append(array[i]); 19988 } 19989 } 19990 buf.append(']'); 19991 return buf.toString(); 19992 } 19993 19994 static class DumpState { 19995 public static final int DUMP_LIBS = 1 << 0; 19996 public static final int DUMP_FEATURES = 1 << 1; 19997 public static final int DUMP_ACTIVITY_RESOLVERS = 1 << 2; 19998 public static final int DUMP_SERVICE_RESOLVERS = 1 << 3; 19999 public static final int DUMP_RECEIVER_RESOLVERS = 1 << 4; 20000 public static final int DUMP_CONTENT_RESOLVERS = 1 << 5; 20001 public static final int DUMP_PERMISSIONS = 1 << 6; 20002 public static final int DUMP_PACKAGES = 1 << 7; 20003 public static final int DUMP_SHARED_USERS = 1 << 8; 20004 public static final int DUMP_MESSAGES = 1 << 9; 20005 public static final int DUMP_PROVIDERS = 1 << 10; 20006 public static final int DUMP_VERIFIERS = 1 << 11; 20007 public static final int DUMP_PREFERRED = 1 << 12; 20008 public static final int DUMP_PREFERRED_XML = 1 << 13; 20009 public static final int DUMP_KEYSETS = 1 << 14; 20010 public static final int DUMP_VERSION = 1 << 15; 20011 public static final int DUMP_INSTALLS = 1 << 16; 20012 public static final int DUMP_INTENT_FILTER_VERIFIERS = 1 << 17; 20013 public static final int DUMP_DOMAIN_PREFERRED = 1 << 18; 20014 public static final int DUMP_FROZEN = 1 << 19; 20015 public static final int DUMP_DEXOPT = 1 << 20; 20016 public static final int DUMP_COMPILER_STATS = 1 << 21; 20017 20018 public static final int OPTION_SHOW_FILTERS = 1 << 0; 20019 20020 private int mTypes; 20021 20022 private int mOptions; 20023 20024 private boolean mTitlePrinted; 20025 20026 private SharedUserSetting mSharedUser; 20027 20028 public boolean isDumping(int type) { 20029 if (mTypes == 0 && type != DUMP_PREFERRED_XML) { 20030 return true; 20031 } 20032 20033 return (mTypes & type) != 0; 20034 } 20035 20036 public void setDump(int type) { 20037 mTypes |= type; 20038 } 20039 20040 public boolean isOptionEnabled(int option) { 20041 return (mOptions & option) != 0; 20042 } 20043 20044 public void setOptionEnabled(int option) { 20045 mOptions |= option; 20046 } 20047 20048 public boolean onTitlePrinted() { 20049 final boolean printed = mTitlePrinted; 20050 mTitlePrinted = true; 20051 return printed; 20052 } 20053 20054 public boolean getTitlePrinted() { 20055 return mTitlePrinted; 20056 } 20057 20058 public void setTitlePrinted(boolean enabled) { 20059 mTitlePrinted = enabled; 20060 } 20061 20062 public SharedUserSetting getSharedUser() { 20063 return mSharedUser; 20064 } 20065 20066 public void setSharedUser(SharedUserSetting user) { 20067 mSharedUser = user; 20068 } 20069 } 20070 20071 @Override 20072 public void onShellCommand(FileDescriptor in, FileDescriptor out, 20073 FileDescriptor err, String[] args, ShellCallback callback, 20074 ResultReceiver resultReceiver) { 20075 (new PackageManagerShellCommand(this)).exec( 20076 this, in, out, err, args, callback, resultReceiver); 20077 } 20078 20079 @Override 20080 protected void dump(FileDescriptor fd, PrintWriter pw, String[] args) { 20081 if (mContext.checkCallingOrSelfPermission(android.Manifest.permission.DUMP) 20082 != PackageManager.PERMISSION_GRANTED) { 20083 pw.println("Permission Denial: can't dump ActivityManager from from pid=" 20084 + Binder.getCallingPid() 20085 + ", uid=" + Binder.getCallingUid() 20086 + " without permission " 20087 + android.Manifest.permission.DUMP); 20088 return; 20089 } 20090 20091 DumpState dumpState = new DumpState(); 20092 boolean fullPreferred = false; 20093 boolean checkin = false; 20094 20095 String packageName = null; 20096 ArraySet<String> permissionNames = null; 20097 20098 int opti = 0; 20099 while (opti < args.length) { 20100 String opt = args[opti]; 20101 if (opt == null || opt.length() <= 0 || opt.charAt(0) != '-') { 20102 break; 20103 } 20104 opti++; 20105 20106 if ("-a".equals(opt)) { 20107 // Right now we only know how to print all. 20108 } else if ("-h".equals(opt)) { 20109 pw.println("Package manager dump options:"); 20110 pw.println(" [-h] [-f] [--checkin] [cmd] ..."); 20111 pw.println(" --checkin: dump for a checkin"); 20112 pw.println(" -f: print details of intent filters"); 20113 pw.println(" -h: print this help"); 20114 pw.println(" cmd may be one of:"); 20115 pw.println(" l[ibraries]: list known shared libraries"); 20116 pw.println(" f[eatures]: list device features"); 20117 pw.println(" k[eysets]: print known keysets"); 20118 pw.println(" r[esolvers] [activity|service|receiver|content]: dump intent resolvers"); 20119 pw.println(" perm[issions]: dump permissions"); 20120 pw.println(" permission [name ...]: dump declaration and use of given permission"); 20121 pw.println(" pref[erred]: print preferred package settings"); 20122 pw.println(" preferred-xml [--full]: print preferred package settings as xml"); 20123 pw.println(" prov[iders]: dump content providers"); 20124 pw.println(" p[ackages]: dump installed packages"); 20125 pw.println(" s[hared-users]: dump shared user IDs"); 20126 pw.println(" m[essages]: print collected runtime messages"); 20127 pw.println(" v[erifiers]: print package verifier info"); 20128 pw.println(" d[omain-preferred-apps]: print domains preferred apps"); 20129 pw.println(" i[ntent-filter-verifiers]|ifv: print intent filter verifier info"); 20130 pw.println(" version: print database version info"); 20131 pw.println(" write: write current settings now"); 20132 pw.println(" installs: details about install sessions"); 20133 pw.println(" check-permission <permission> <package> [<user>]: does pkg hold perm?"); 20134 pw.println(" dexopt: dump dexopt state"); 20135 pw.println(" compiler-stats: dump compiler statistics"); 20136 pw.println(" <package.name>: info about given package"); 20137 return; 20138 } else if ("--checkin".equals(opt)) { 20139 checkin = true; 20140 } else if ("-f".equals(opt)) { 20141 dumpState.setOptionEnabled(DumpState.OPTION_SHOW_FILTERS); 20142 } else { 20143 pw.println("Unknown argument: " + opt + "; use -h for help"); 20144 } 20145 } 20146 20147 // Is the caller requesting to dump a particular piece of data? 20148 if (opti < args.length) { 20149 String cmd = args[opti]; 20150 opti++; 20151 // Is this a package name? 20152 if ("android".equals(cmd) || cmd.contains(".")) { 20153 packageName = cmd; 20154 // When dumping a single package, we always dump all of its 20155 // filter information since the amount of data will be reasonable. 20156 dumpState.setOptionEnabled(DumpState.OPTION_SHOW_FILTERS); 20157 } else if ("check-permission".equals(cmd)) { 20158 if (opti >= args.length) { 20159 pw.println("Error: check-permission missing permission argument"); 20160 return; 20161 } 20162 String perm = args[opti]; 20163 opti++; 20164 if (opti >= args.length) { 20165 pw.println("Error: check-permission missing package argument"); 20166 return; 20167 } 20168 20169 String pkg = args[opti]; 20170 opti++; 20171 int user = UserHandle.getUserId(Binder.getCallingUid()); 20172 if (opti < args.length) { 20173 try { 20174 user = Integer.parseInt(args[opti]); 20175 } catch (NumberFormatException e) { 20176 pw.println("Error: check-permission user argument is not a number: " 20177 + args[opti]); 20178 return; 20179 } 20180 } 20181 20182 // Normalize package name to handle renamed packages and static libs 20183 pkg = resolveInternalPackageNameLPr(pkg, PackageManager.VERSION_CODE_HIGHEST); 20184 20185 pw.println(checkPermission(perm, pkg, user)); 20186 return; 20187 } else if ("l".equals(cmd) || "libraries".equals(cmd)) { 20188 dumpState.setDump(DumpState.DUMP_LIBS); 20189 } else if ("f".equals(cmd) || "features".equals(cmd)) { 20190 dumpState.setDump(DumpState.DUMP_FEATURES); 20191 } else if ("r".equals(cmd) || "resolvers".equals(cmd)) { 20192 if (opti >= args.length) { 20193 dumpState.setDump(DumpState.DUMP_ACTIVITY_RESOLVERS 20194 | DumpState.DUMP_SERVICE_RESOLVERS 20195 | DumpState.DUMP_RECEIVER_RESOLVERS 20196 | DumpState.DUMP_CONTENT_RESOLVERS); 20197 } else { 20198 while (opti < args.length) { 20199 String name = args[opti]; 20200 if ("a".equals(name) || "activity".equals(name)) { 20201 dumpState.setDump(DumpState.DUMP_ACTIVITY_RESOLVERS); 20202 } else if ("s".equals(name) || "service".equals(name)) { 20203 dumpState.setDump(DumpState.DUMP_SERVICE_RESOLVERS); 20204 } else if ("r".equals(name) || "receiver".equals(name)) { 20205 dumpState.setDump(DumpState.DUMP_RECEIVER_RESOLVERS); 20206 } else if ("c".equals(name) || "content".equals(name)) { 20207 dumpState.setDump(DumpState.DUMP_CONTENT_RESOLVERS); 20208 } else { 20209 pw.println("Error: unknown resolver table type: " + name); 20210 return; 20211 } 20212 opti++; 20213 } 20214 } 20215 } else if ("perm".equals(cmd) || "permissions".equals(cmd)) { 20216 dumpState.setDump(DumpState.DUMP_PERMISSIONS); 20217 } else if ("permission".equals(cmd)) { 20218 if (opti >= args.length) { 20219 pw.println("Error: permission requires permission name"); 20220 return; 20221 } 20222 permissionNames = new ArraySet<>(); 20223 while (opti < args.length) { 20224 permissionNames.add(args[opti]); 20225 opti++; 20226 } 20227 dumpState.setDump(DumpState.DUMP_PERMISSIONS 20228 | DumpState.DUMP_PACKAGES | DumpState.DUMP_SHARED_USERS); 20229 } else if ("pref".equals(cmd) || "preferred".equals(cmd)) { 20230 dumpState.setDump(DumpState.DUMP_PREFERRED); 20231 } else if ("preferred-xml".equals(cmd)) { 20232 dumpState.setDump(DumpState.DUMP_PREFERRED_XML); 20233 if (opti < args.length && "--full".equals(args[opti])) { 20234 fullPreferred = true; 20235 opti++; 20236 } 20237 } else if ("d".equals(cmd) || "domain-preferred-apps".equals(cmd)) { 20238 dumpState.setDump(DumpState.DUMP_DOMAIN_PREFERRED); 20239 } else if ("p".equals(cmd) || "packages".equals(cmd)) { 20240 dumpState.setDump(DumpState.DUMP_PACKAGES); 20241 } else if ("s".equals(cmd) || "shared-users".equals(cmd)) { 20242 dumpState.setDump(DumpState.DUMP_SHARED_USERS); 20243 } else if ("prov".equals(cmd) || "providers".equals(cmd)) { 20244 dumpState.setDump(DumpState.DUMP_PROVIDERS); 20245 } else if ("m".equals(cmd) || "messages".equals(cmd)) { 20246 dumpState.setDump(DumpState.DUMP_MESSAGES); 20247 } else if ("v".equals(cmd) || "verifiers".equals(cmd)) { 20248 dumpState.setDump(DumpState.DUMP_VERIFIERS); 20249 } else if ("i".equals(cmd) || "ifv".equals(cmd) 20250 || "intent-filter-verifiers".equals(cmd)) { 20251 dumpState.setDump(DumpState.DUMP_INTENT_FILTER_VERIFIERS); 20252 } else if ("version".equals(cmd)) { 20253 dumpState.setDump(DumpState.DUMP_VERSION); 20254 } else if ("k".equals(cmd) || "keysets".equals(cmd)) { 20255 dumpState.setDump(DumpState.DUMP_KEYSETS); 20256 } else if ("installs".equals(cmd)) { 20257 dumpState.setDump(DumpState.DUMP_INSTALLS); 20258 } else if ("frozen".equals(cmd)) { 20259 dumpState.setDump(DumpState.DUMP_FROZEN); 20260 } else if ("dexopt".equals(cmd)) { 20261 dumpState.setDump(DumpState.DUMP_DEXOPT); 20262 } else if ("compiler-stats".equals(cmd)) { 20263 dumpState.setDump(DumpState.DUMP_COMPILER_STATS); 20264 } else if ("write".equals(cmd)) { 20265 synchronized (mPackages) { 20266 mSettings.writeLPr(); 20267 pw.println("Settings written."); 20268 return; 20269 } 20270 } 20271 } 20272 20273 if (checkin) { 20274 pw.println("vers,1"); 20275 } 20276 20277 // reader 20278 synchronized (mPackages) { 20279 if (dumpState.isDumping(DumpState.DUMP_VERSION) && packageName == null) { 20280 if (!checkin) { 20281 if (dumpState.onTitlePrinted()) 20282 pw.println(); 20283 pw.println("Database versions:"); 20284 mSettings.dumpVersionLPr(new IndentingPrintWriter(pw, " ")); 20285 } 20286 } 20287 20288 if (dumpState.isDumping(DumpState.DUMP_VERIFIERS) && packageName == null) { 20289 if (!checkin) { 20290 if (dumpState.onTitlePrinted()) 20291 pw.println(); 20292 pw.println("Verifiers:"); 20293 pw.print(" Required: "); 20294 pw.print(mRequiredVerifierPackage); 20295 pw.print(" (uid="); 20296 pw.print(getPackageUid(mRequiredVerifierPackage, MATCH_DEBUG_TRIAGED_MISSING, 20297 UserHandle.USER_SYSTEM)); 20298 pw.println(")"); 20299 } else if (mRequiredVerifierPackage != null) { 20300 pw.print("vrfy,"); pw.print(mRequiredVerifierPackage); 20301 pw.print(","); 20302 pw.println(getPackageUid(mRequiredVerifierPackage, MATCH_DEBUG_TRIAGED_MISSING, 20303 UserHandle.USER_SYSTEM)); 20304 } 20305 } 20306 20307 if (dumpState.isDumping(DumpState.DUMP_INTENT_FILTER_VERIFIERS) && 20308 packageName == null) { 20309 if (mIntentFilterVerifierComponent != null) { 20310 String verifierPackageName = mIntentFilterVerifierComponent.getPackageName(); 20311 if (!checkin) { 20312 if (dumpState.onTitlePrinted()) 20313 pw.println(); 20314 pw.println("Intent Filter Verifier:"); 20315 pw.print(" Using: "); 20316 pw.print(verifierPackageName); 20317 pw.print(" (uid="); 20318 pw.print(getPackageUid(verifierPackageName, MATCH_DEBUG_TRIAGED_MISSING, 20319 UserHandle.USER_SYSTEM)); 20320 pw.println(")"); 20321 } else if (verifierPackageName != null) { 20322 pw.print("ifv,"); pw.print(verifierPackageName); 20323 pw.print(","); 20324 pw.println(getPackageUid(verifierPackageName, MATCH_DEBUG_TRIAGED_MISSING, 20325 UserHandle.USER_SYSTEM)); 20326 } 20327 } else { 20328 pw.println(); 20329 pw.println("No Intent Filter Verifier available!"); 20330 } 20331 } 20332 20333 if (dumpState.isDumping(DumpState.DUMP_LIBS) && packageName == null) { 20334 boolean printedHeader = false; 20335 final Iterator<String> it = mSharedLibraries.keySet().iterator(); 20336 while (it.hasNext()) { 20337 String libName = it.next(); 20338 SparseArray<SharedLibraryEntry> versionedLib = mSharedLibraries.get(libName); 20339 if (versionedLib == null) { 20340 continue; 20341 } 20342 final int versionCount = versionedLib.size(); 20343 for (int i = 0; i < versionCount; i++) { 20344 SharedLibraryEntry libEntry = versionedLib.valueAt(i); 20345 if (!checkin) { 20346 if (!printedHeader) { 20347 if (dumpState.onTitlePrinted()) 20348 pw.println(); 20349 pw.println("Libraries:"); 20350 printedHeader = true; 20351 } 20352 pw.print(" "); 20353 } else { 20354 pw.print("lib,"); 20355 } 20356 pw.print(libEntry.info.getName()); 20357 if (libEntry.info.isStatic()) { 20358 pw.print(" version=" + libEntry.info.getVersion()); 20359 } 20360 if (!checkin) { 20361 pw.print(" -> "); 20362 } 20363 if (libEntry.path != null) { 20364 pw.print(" (jar) "); 20365 pw.print(libEntry.path); 20366 } else { 20367 pw.print(" (apk) "); 20368 pw.print(libEntry.apk); 20369 } 20370 pw.println(); 20371 } 20372 } 20373 } 20374 20375 if (dumpState.isDumping(DumpState.DUMP_FEATURES) && packageName == null) { 20376 if (dumpState.onTitlePrinted()) 20377 pw.println(); 20378 if (!checkin) { 20379 pw.println("Features:"); 20380 } 20381 20382 for (FeatureInfo feat : mAvailableFeatures.values()) { 20383 if (checkin) { 20384 pw.print("feat,"); 20385 pw.print(feat.name); 20386 pw.print(","); 20387 pw.println(feat.version); 20388 } else { 20389 pw.print(" "); 20390 pw.print(feat.name); 20391 if (feat.version > 0) { 20392 pw.print(" version="); 20393 pw.print(feat.version); 20394 } 20395 pw.println(); 20396 } 20397 } 20398 } 20399 20400 if (!checkin && dumpState.isDumping(DumpState.DUMP_ACTIVITY_RESOLVERS)) { 20401 if (mActivities.dump(pw, dumpState.getTitlePrinted() ? "\nActivity Resolver Table:" 20402 : "Activity Resolver Table:", " ", packageName, 20403 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS), true)) { 20404 dumpState.setTitlePrinted(true); 20405 } 20406 } 20407 if (!checkin && dumpState.isDumping(DumpState.DUMP_RECEIVER_RESOLVERS)) { 20408 if (mReceivers.dump(pw, dumpState.getTitlePrinted() ? "\nReceiver Resolver Table:" 20409 : "Receiver Resolver Table:", " ", packageName, 20410 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS), true)) { 20411 dumpState.setTitlePrinted(true); 20412 } 20413 } 20414 if (!checkin && dumpState.isDumping(DumpState.DUMP_SERVICE_RESOLVERS)) { 20415 if (mServices.dump(pw, dumpState.getTitlePrinted() ? "\nService Resolver Table:" 20416 : "Service Resolver Table:", " ", packageName, 20417 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS), true)) { 20418 dumpState.setTitlePrinted(true); 20419 } 20420 } 20421 if (!checkin && dumpState.isDumping(DumpState.DUMP_CONTENT_RESOLVERS)) { 20422 if (mProviders.dump(pw, dumpState.getTitlePrinted() ? "\nProvider Resolver Table:" 20423 : "Provider Resolver Table:", " ", packageName, 20424 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS), true)) { 20425 dumpState.setTitlePrinted(true); 20426 } 20427 } 20428 20429 if (!checkin && dumpState.isDumping(DumpState.DUMP_PREFERRED)) { 20430 for (int i=0; i<mSettings.mPreferredActivities.size(); i++) { 20431 PreferredIntentResolver pir = mSettings.mPreferredActivities.valueAt(i); 20432 int user = mSettings.mPreferredActivities.keyAt(i); 20433 if (pir.dump(pw, 20434 dumpState.getTitlePrinted() 20435 ? "\nPreferred Activities User " + user + ":" 20436 : "Preferred Activities User " + user + ":", " ", 20437 packageName, true, false)) { 20438 dumpState.setTitlePrinted(true); 20439 } 20440 } 20441 } 20442 20443 if (!checkin && dumpState.isDumping(DumpState.DUMP_PREFERRED_XML)) { 20444 pw.flush(); 20445 FileOutputStream fout = new FileOutputStream(fd); 20446 BufferedOutputStream str = new BufferedOutputStream(fout); 20447 XmlSerializer serializer = new FastXmlSerializer(); 20448 try { 20449 serializer.setOutput(str, StandardCharsets.UTF_8.name()); 20450 serializer.startDocument(null, true); 20451 serializer.setFeature( 20452 "http://xmlpull.org/v1/doc/features.html#indent-output", true); 20453 mSettings.writePreferredActivitiesLPr(serializer, 0, fullPreferred); 20454 serializer.endDocument(); 20455 serializer.flush(); 20456 } catch (IllegalArgumentException e) { 20457 pw.println("Failed writing: " + e); 20458 } catch (IllegalStateException e) { 20459 pw.println("Failed writing: " + e); 20460 } catch (IOException e) { 20461 pw.println("Failed writing: " + e); 20462 } 20463 } 20464 20465 if (!checkin 20466 && dumpState.isDumping(DumpState.DUMP_DOMAIN_PREFERRED) 20467 && packageName == null) { 20468 pw.println(); 20469 int count = mSettings.mPackages.size(); 20470 if (count == 0) { 20471 pw.println("No applications!"); 20472 pw.println(); 20473 } else { 20474 final String prefix = " "; 20475 Collection<PackageSetting> allPackageSettings = mSettings.mPackages.values(); 20476 if (allPackageSettings.size() == 0) { 20477 pw.println("No domain preferred apps!"); 20478 pw.println(); 20479 } else { 20480 pw.println("App verification status:"); 20481 pw.println(); 20482 count = 0; 20483 for (PackageSetting ps : allPackageSettings) { 20484 IntentFilterVerificationInfo ivi = ps.getIntentFilterVerificationInfo(); 20485 if (ivi == null || ivi.getPackageName() == null) continue; 20486 pw.println(prefix + "Package: " + ivi.getPackageName()); 20487 pw.println(prefix + "Domains: " + ivi.getDomainsString()); 20488 pw.println(prefix + "Status: " + ivi.getStatusString()); 20489 pw.println(); 20490 count++; 20491 } 20492 if (count == 0) { 20493 pw.println(prefix + "No app verification established."); 20494 pw.println(); 20495 } 20496 for (int userId : sUserManager.getUserIds()) { 20497 pw.println("App linkages for user " + userId + ":"); 20498 pw.println(); 20499 count = 0; 20500 for (PackageSetting ps : allPackageSettings) { 20501 final long status = ps.getDomainVerificationStatusForUser(userId); 20502 if (status >> 32 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED 20503 && !DEBUG_DOMAIN_VERIFICATION) { 20504 continue; 20505 } 20506 pw.println(prefix + "Package: " + ps.name); 20507 pw.println(prefix + "Domains: " + dumpDomainString(ps.name)); 20508 String statusStr = IntentFilterVerificationInfo. 20509 getStatusStringFromValue(status); 20510 pw.println(prefix + "Status: " + statusStr); 20511 pw.println(); 20512 count++; 20513 } 20514 if (count == 0) { 20515 pw.println(prefix + "No configured app linkages."); 20516 pw.println(); 20517 } 20518 } 20519 } 20520 } 20521 } 20522 20523 if (!checkin && dumpState.isDumping(DumpState.DUMP_PERMISSIONS)) { 20524 mSettings.dumpPermissionsLPr(pw, packageName, permissionNames, dumpState); 20525 if (packageName == null && permissionNames == null) { 20526 for (int iperm=0; iperm<mAppOpPermissionPackages.size(); iperm++) { 20527 if (iperm == 0) { 20528 if (dumpState.onTitlePrinted()) 20529 pw.println(); 20530 pw.println("AppOp Permissions:"); 20531 } 20532 pw.print(" AppOp Permission "); 20533 pw.print(mAppOpPermissionPackages.keyAt(iperm)); 20534 pw.println(":"); 20535 ArraySet<String> pkgs = mAppOpPermissionPackages.valueAt(iperm); 20536 for (int ipkg=0; ipkg<pkgs.size(); ipkg++) { 20537 pw.print(" "); pw.println(pkgs.valueAt(ipkg)); 20538 } 20539 } 20540 } 20541 } 20542 20543 if (!checkin && dumpState.isDumping(DumpState.DUMP_PROVIDERS)) { 20544 boolean printedSomething = false; 20545 for (PackageParser.Provider p : mProviders.mProviders.values()) { 20546 if (packageName != null && !packageName.equals(p.info.packageName)) { 20547 continue; 20548 } 20549 if (!printedSomething) { 20550 if (dumpState.onTitlePrinted()) 20551 pw.println(); 20552 pw.println("Registered ContentProviders:"); 20553 printedSomething = true; 20554 } 20555 pw.print(" "); p.printComponentShortName(pw); pw.println(":"); 20556 pw.print(" "); pw.println(p.toString()); 20557 } 20558 printedSomething = false; 20559 for (Map.Entry<String, PackageParser.Provider> entry : 20560 mProvidersByAuthority.entrySet()) { 20561 PackageParser.Provider p = entry.getValue(); 20562 if (packageName != null && !packageName.equals(p.info.packageName)) { 20563 continue; 20564 } 20565 if (!printedSomething) { 20566 if (dumpState.onTitlePrinted()) 20567 pw.println(); 20568 pw.println("ContentProvider Authorities:"); 20569 printedSomething = true; 20570 } 20571 pw.print(" ["); pw.print(entry.getKey()); pw.println("]:"); 20572 pw.print(" "); pw.println(p.toString()); 20573 if (p.info != null && p.info.applicationInfo != null) { 20574 final String appInfo = p.info.applicationInfo.toString(); 20575 pw.print(" applicationInfo="); pw.println(appInfo); 20576 } 20577 } 20578 } 20579 20580 if (!checkin && dumpState.isDumping(DumpState.DUMP_KEYSETS)) { 20581 mSettings.mKeySetManagerService.dumpLPr(pw, packageName, dumpState); 20582 } 20583 20584 if (dumpState.isDumping(DumpState.DUMP_PACKAGES)) { 20585 mSettings.dumpPackagesLPr(pw, packageName, permissionNames, dumpState, checkin); 20586 } 20587 20588 if (dumpState.isDumping(DumpState.DUMP_SHARED_USERS)) { 20589 mSettings.dumpSharedUsersLPr(pw, packageName, permissionNames, dumpState, checkin); 20590 } 20591 20592 if (!checkin && dumpState.isDumping(DumpState.DUMP_PERMISSIONS) && packageName == null) { 20593 mSettings.dumpRestoredPermissionGrantsLPr(pw, dumpState); 20594 } 20595 20596 if (!checkin && dumpState.isDumping(DumpState.DUMP_INSTALLS) && packageName == null) { 20597 // XXX should handle packageName != null by dumping only install data that 20598 // the given package is involved with. 20599 if (dumpState.onTitlePrinted()) pw.println(); 20600 mInstallerService.dump(new IndentingPrintWriter(pw, " ", 120)); 20601 } 20602 20603 if (!checkin && dumpState.isDumping(DumpState.DUMP_FROZEN) && packageName == null) { 20604 // XXX should handle packageName != null by dumping only install data that 20605 // the given package is involved with. 20606 if (dumpState.onTitlePrinted()) pw.println(); 20607 20608 final IndentingPrintWriter ipw = new IndentingPrintWriter(pw, " ", 120); 20609 ipw.println(); 20610 ipw.println("Frozen packages:"); 20611 ipw.increaseIndent(); 20612 if (mFrozenPackages.size() == 0) { 20613 ipw.println("(none)"); 20614 } else { 20615 for (int i = 0; i < mFrozenPackages.size(); i++) { 20616 ipw.println(mFrozenPackages.valueAt(i)); 20617 } 20618 } 20619 ipw.decreaseIndent(); 20620 } 20621 20622 if (!checkin && dumpState.isDumping(DumpState.DUMP_DEXOPT)) { 20623 if (dumpState.onTitlePrinted()) pw.println(); 20624 dumpDexoptStateLPr(pw, packageName); 20625 } 20626 20627 if (!checkin && dumpState.isDumping(DumpState.DUMP_COMPILER_STATS)) { 20628 if (dumpState.onTitlePrinted()) pw.println(); 20629 dumpCompilerStatsLPr(pw, packageName); 20630 } 20631 20632 if (!checkin && dumpState.isDumping(DumpState.DUMP_MESSAGES) && packageName == null) { 20633 if (dumpState.onTitlePrinted()) pw.println(); 20634 mSettings.dumpReadMessagesLPr(pw, dumpState); 20635 20636 pw.println(); 20637 pw.println("Package warning messages:"); 20638 BufferedReader in = null; 20639 String line = null; 20640 try { 20641 in = new BufferedReader(new FileReader(getSettingsProblemFile())); 20642 while ((line = in.readLine()) != null) { 20643 if (line.contains("ignored: updated version")) continue; 20644 pw.println(line); 20645 } 20646 } catch (IOException ignored) { 20647 } finally { 20648 IoUtils.closeQuietly(in); 20649 } 20650 } 20651 20652 if (checkin && dumpState.isDumping(DumpState.DUMP_MESSAGES)) { 20653 BufferedReader in = null; 20654 String line = null; 20655 try { 20656 in = new BufferedReader(new FileReader(getSettingsProblemFile())); 20657 while ((line = in.readLine()) != null) { 20658 if (line.contains("ignored: updated version")) continue; 20659 pw.print("msg,"); 20660 pw.println(line); 20661 } 20662 } catch (IOException ignored) { 20663 } finally { 20664 IoUtils.closeQuietly(in); 20665 } 20666 } 20667 } 20668 } 20669 20670 private void dumpDexoptStateLPr(PrintWriter pw, String packageName) { 20671 final IndentingPrintWriter ipw = new IndentingPrintWriter(pw, " ", 120); 20672 ipw.println(); 20673 ipw.println("Dexopt state:"); 20674 ipw.increaseIndent(); 20675 Collection<PackageParser.Package> packages = null; 20676 if (packageName != null) { 20677 PackageParser.Package targetPackage = mPackages.get(packageName); 20678 if (targetPackage != null) { 20679 packages = Collections.singletonList(targetPackage); 20680 } else { 20681 ipw.println("Unable to find package: " + packageName); 20682 return; 20683 } 20684 } else { 20685 packages = mPackages.values(); 20686 } 20687 20688 for (PackageParser.Package pkg : packages) { 20689 ipw.println("[" + pkg.packageName + "]"); 20690 ipw.increaseIndent(); 20691 mPackageDexOptimizer.dumpDexoptState(ipw, pkg); 20692 ipw.decreaseIndent(); 20693 } 20694 } 20695 20696 private void dumpCompilerStatsLPr(PrintWriter pw, String packageName) { 20697 final IndentingPrintWriter ipw = new IndentingPrintWriter(pw, " ", 120); 20698 ipw.println(); 20699 ipw.println("Compiler stats:"); 20700 ipw.increaseIndent(); 20701 Collection<PackageParser.Package> packages = null; 20702 if (packageName != null) { 20703 PackageParser.Package targetPackage = mPackages.get(packageName); 20704 if (targetPackage != null) { 20705 packages = Collections.singletonList(targetPackage); 20706 } else { 20707 ipw.println("Unable to find package: " + packageName); 20708 return; 20709 } 20710 } else { 20711 packages = mPackages.values(); 20712 } 20713 20714 for (PackageParser.Package pkg : packages) { 20715 ipw.println("[" + pkg.packageName + "]"); 20716 ipw.increaseIndent(); 20717 20718 CompilerStats.PackageStats stats = getCompilerPackageStats(pkg.packageName); 20719 if (stats == null) { 20720 ipw.println("(No recorded stats)"); 20721 } else { 20722 stats.dump(ipw); 20723 } 20724 ipw.decreaseIndent(); 20725 } 20726 } 20727 20728 private String dumpDomainString(String packageName) { 20729 List<IntentFilterVerificationInfo> iviList = getIntentFilterVerifications(packageName) 20730 .getList(); 20731 List<IntentFilter> filters = getAllIntentFilters(packageName).getList(); 20732 20733 ArraySet<String> result = new ArraySet<>(); 20734 if (iviList.size() > 0) { 20735 for (IntentFilterVerificationInfo ivi : iviList) { 20736 for (String host : ivi.getDomains()) { 20737 result.add(host); 20738 } 20739 } 20740 } 20741 if (filters != null && filters.size() > 0) { 20742 for (IntentFilter filter : filters) { 20743 if (filter.hasCategory(Intent.CATEGORY_BROWSABLE) 20744 && (filter.hasDataScheme(IntentFilter.SCHEME_HTTP) || 20745 filter.hasDataScheme(IntentFilter.SCHEME_HTTPS))) { 20746 result.addAll(filter.getHostsList()); 20747 } 20748 } 20749 } 20750 20751 StringBuilder sb = new StringBuilder(result.size() * 16); 20752 for (String domain : result) { 20753 if (sb.length() > 0) sb.append(" "); 20754 sb.append(domain); 20755 } 20756 return sb.toString(); 20757 } 20758 20759 // ------- apps on sdcard specific code ------- 20760 static final boolean DEBUG_SD_INSTALL = false; 20761 20762 private static final String SD_ENCRYPTION_KEYSTORE_NAME = "AppsOnSD"; 20763 20764 private static final String SD_ENCRYPTION_ALGORITHM = "AES"; 20765 20766 private boolean mMediaMounted = false; 20767 20768 static String getEncryptKey() { 20769 try { 20770 String sdEncKey = SystemKeyStore.getInstance().retrieveKeyHexString( 20771 SD_ENCRYPTION_KEYSTORE_NAME); 20772 if (sdEncKey == null) { 20773 sdEncKey = SystemKeyStore.getInstance().generateNewKeyHexString(128, 20774 SD_ENCRYPTION_ALGORITHM, SD_ENCRYPTION_KEYSTORE_NAME); 20775 if (sdEncKey == null) { 20776 Slog.e(TAG, "Failed to create encryption keys"); 20777 return null; 20778 } 20779 } 20780 return sdEncKey; 20781 } catch (NoSuchAlgorithmException nsae) { 20782 Slog.e(TAG, "Failed to create encryption keys with exception: " + nsae); 20783 return null; 20784 } catch (IOException ioe) { 20785 Slog.e(TAG, "Failed to retrieve encryption keys with exception: " + ioe); 20786 return null; 20787 } 20788 } 20789 20790 /* 20791 * Update media status on PackageManager. 20792 */ 20793 @Override 20794 public void updateExternalMediaStatus(final boolean mediaStatus, final boolean reportStatus) { 20795 int callingUid = Binder.getCallingUid(); 20796 if (callingUid != 0 && callingUid != Process.SYSTEM_UID) { 20797 throw new SecurityException("Media status can only be updated by the system"); 20798 } 20799 // reader; this apparently protects mMediaMounted, but should probably 20800 // be a different lock in that case. 20801 synchronized (mPackages) { 20802 Log.i(TAG, "Updating external media status from " 20803 + (mMediaMounted ? "mounted" : "unmounted") + " to " 20804 + (mediaStatus ? "mounted" : "unmounted")); 20805 if (DEBUG_SD_INSTALL) 20806 Log.i(TAG, "updateExternalMediaStatus:: mediaStatus=" + mediaStatus 20807 + ", mMediaMounted=" + mMediaMounted); 20808 if (mediaStatus == mMediaMounted) { 20809 final Message msg = mHandler.obtainMessage(UPDATED_MEDIA_STATUS, reportStatus ? 1 20810 : 0, -1); 20811 mHandler.sendMessage(msg); 20812 return; 20813 } 20814 mMediaMounted = mediaStatus; 20815 } 20816 // Queue up an async operation since the package installation may take a 20817 // little while. 20818 mHandler.post(new Runnable() { 20819 public void run() { 20820 updateExternalMediaStatusInner(mediaStatus, reportStatus, true); 20821 } 20822 }); 20823 } 20824 20825 /** 20826 * Called by StorageManagerService when the initial ASECs to scan are available. 20827 * Should block until all the ASEC containers are finished being scanned. 20828 */ 20829 public void scanAvailableAsecs() { 20830 updateExternalMediaStatusInner(true, false, false); 20831 } 20832 20833 /* 20834 * Collect information of applications on external media, map them against 20835 * existing containers and update information based on current mount status. 20836 * Please note that we always have to report status if reportStatus has been 20837 * set to true especially when unloading packages. 20838 */ 20839 private void updateExternalMediaStatusInner(boolean isMounted, boolean reportStatus, 20840 boolean externalStorage) { 20841 ArrayMap<AsecInstallArgs, String> processCids = new ArrayMap<>(); 20842 int[] uidArr = EmptyArray.INT; 20843 20844 final String[] list = PackageHelper.getSecureContainerList(); 20845 if (ArrayUtils.isEmpty(list)) { 20846 Log.i(TAG, "No secure containers found"); 20847 } else { 20848 // Process list of secure containers and categorize them 20849 // as active or stale based on their package internal state. 20850 20851 // reader 20852 synchronized (mPackages) { 20853 for (String cid : list) { 20854 // Leave stages untouched for now; installer service owns them 20855 if (PackageInstallerService.isStageName(cid)) continue; 20856 20857 if (DEBUG_SD_INSTALL) 20858 Log.i(TAG, "Processing container " + cid); 20859 String pkgName = getAsecPackageName(cid); 20860 if (pkgName == null) { 20861 Slog.i(TAG, "Found stale container " + cid + " with no package name"); 20862 continue; 20863 } 20864 if (DEBUG_SD_INSTALL) 20865 Log.i(TAG, "Looking for pkg : " + pkgName); 20866 20867 final PackageSetting ps = mSettings.mPackages.get(pkgName); 20868 if (ps == null) { 20869 Slog.i(TAG, "Found stale container " + cid + " with no matching settings"); 20870 continue; 20871 } 20872 20873 /* 20874 * Skip packages that are not external if we're unmounting 20875 * external storage. 20876 */ 20877 if (externalStorage && !isMounted && !isExternal(ps)) { 20878 continue; 20879 } 20880 20881 final AsecInstallArgs args = new AsecInstallArgs(cid, 20882 getAppDexInstructionSets(ps), ps.isForwardLocked()); 20883 // The package status is changed only if the code path 20884 // matches between settings and the container id. 20885 if (ps.codePathString != null 20886 && ps.codePathString.startsWith(args.getCodePath())) { 20887 if (DEBUG_SD_INSTALL) { 20888 Log.i(TAG, "Container : " + cid + " corresponds to pkg : " + pkgName 20889 + " at code path: " + ps.codePathString); 20890 } 20891 20892 // We do have a valid package installed on sdcard 20893 processCids.put(args, ps.codePathString); 20894 final int uid = ps.appId; 20895 if (uid != -1) { 20896 uidArr = ArrayUtils.appendInt(uidArr, uid); 20897 } 20898 } else { 20899 Slog.i(TAG, "Found stale container " + cid + ": expected codePath=" 20900 + ps.codePathString); 20901 } 20902 } 20903 } 20904 20905 Arrays.sort(uidArr); 20906 } 20907 20908 // Process packages with valid entries. 20909 if (isMounted) { 20910 if (DEBUG_SD_INSTALL) 20911 Log.i(TAG, "Loading packages"); 20912 loadMediaPackages(processCids, uidArr, externalStorage); 20913 startCleaningPackages(); 20914 mInstallerService.onSecureContainersAvailable(); 20915 } else { 20916 if (DEBUG_SD_INSTALL) 20917 Log.i(TAG, "Unloading packages"); 20918 unloadMediaPackages(processCids, uidArr, reportStatus); 20919 } 20920 } 20921 20922 private void sendResourcesChangedBroadcast(boolean mediaStatus, boolean replacing, 20923 ArrayList<ApplicationInfo> infos, IIntentReceiver finishedReceiver) { 20924 final int size = infos.size(); 20925 final String[] packageNames = new String[size]; 20926 final int[] packageUids = new int[size]; 20927 for (int i = 0; i < size; i++) { 20928 final ApplicationInfo info = infos.get(i); 20929 packageNames[i] = info.packageName; 20930 packageUids[i] = info.uid; 20931 } 20932 sendResourcesChangedBroadcast(mediaStatus, replacing, packageNames, packageUids, 20933 finishedReceiver); 20934 } 20935 20936 private void sendResourcesChangedBroadcast(boolean mediaStatus, boolean replacing, 20937 ArrayList<String> pkgList, int uidArr[], IIntentReceiver finishedReceiver) { 20938 sendResourcesChangedBroadcast(mediaStatus, replacing, 20939 pkgList.toArray(new String[pkgList.size()]), uidArr, finishedReceiver); 20940 } 20941 20942 private void sendResourcesChangedBroadcast(boolean mediaStatus, boolean replacing, 20943 String[] pkgList, int uidArr[], IIntentReceiver finishedReceiver) { 20944 int size = pkgList.length; 20945 if (size > 0) { 20946 // Send broadcasts here 20947 Bundle extras = new Bundle(); 20948 extras.putStringArray(Intent.EXTRA_CHANGED_PACKAGE_LIST, pkgList); 20949 if (uidArr != null) { 20950 extras.putIntArray(Intent.EXTRA_CHANGED_UID_LIST, uidArr); 20951 } 20952 if (replacing) { 20953 extras.putBoolean(Intent.EXTRA_REPLACING, replacing); 20954 } 20955 String action = mediaStatus ? Intent.ACTION_EXTERNAL_APPLICATIONS_AVAILABLE 20956 : Intent.ACTION_EXTERNAL_APPLICATIONS_UNAVAILABLE; 20957 sendPackageBroadcast(action, null, extras, 0, null, finishedReceiver, null); 20958 } 20959 } 20960 20961 /* 20962 * Look at potentially valid container ids from processCids If package 20963 * information doesn't match the one on record or package scanning fails, 20964 * the cid is added to list of removeCids. We currently don't delete stale 20965 * containers. 20966 */ 20967 private void loadMediaPackages(ArrayMap<AsecInstallArgs, String> processCids, int[] uidArr, 20968 boolean externalStorage) { 20969 ArrayList<String> pkgList = new ArrayList<String>(); 20970 Set<AsecInstallArgs> keys = processCids.keySet(); 20971 20972 for (AsecInstallArgs args : keys) { 20973 String codePath = processCids.get(args); 20974 if (DEBUG_SD_INSTALL) 20975 Log.i(TAG, "Loading container : " + args.cid); 20976 int retCode = PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 20977 try { 20978 // Make sure there are no container errors first. 20979 if (args.doPreInstall(PackageManager.INSTALL_SUCCEEDED) != PackageManager.INSTALL_SUCCEEDED) { 20980 Slog.e(TAG, "Failed to mount cid : " + args.cid 20981 + " when installing from sdcard"); 20982 continue; 20983 } 20984 // Check code path here. 20985 if (codePath == null || !codePath.startsWith(args.getCodePath())) { 20986 Slog.e(TAG, "Container " + args.cid + " cachepath " + args.getCodePath() 20987 + " does not match one in settings " + codePath); 20988 continue; 20989 } 20990 // Parse package 20991 int parseFlags = mDefParseFlags; 20992 if (args.isExternalAsec()) { 20993 parseFlags |= PackageParser.PARSE_EXTERNAL_STORAGE; 20994 } 20995 if (args.isFwdLocked()) { 20996 parseFlags |= PackageParser.PARSE_FORWARD_LOCK; 20997 } 20998 20999 synchronized (mInstallLock) { 21000 PackageParser.Package pkg = null; 21001 try { 21002 // Sadly we don't know the package name yet to freeze it 21003 pkg = scanPackageTracedLI(new File(codePath), parseFlags, 21004 SCAN_IGNORE_FROZEN, 0, null); 21005 } catch (PackageManagerException e) { 21006 Slog.w(TAG, "Failed to scan " + codePath + ": " + e.getMessage()); 21007 } 21008 // Scan the package 21009 if (pkg != null) { 21010 /* 21011 * TODO why is the lock being held? doPostInstall is 21012 * called in other places without the lock. This needs 21013 * to be straightened out. 21014 */ 21015 // writer 21016 synchronized (mPackages) { 21017 retCode = PackageManager.INSTALL_SUCCEEDED; 21018 pkgList.add(pkg.packageName); 21019 // Post process args 21020 args.doPostInstall(PackageManager.INSTALL_SUCCEEDED, 21021 pkg.applicationInfo.uid); 21022 } 21023 } else { 21024 Slog.i(TAG, "Failed to install pkg from " + codePath + " from sdcard"); 21025 } 21026 } 21027 21028 } finally { 21029 if (retCode != PackageManager.INSTALL_SUCCEEDED) { 21030 Log.w(TAG, "Container " + args.cid + " is stale, retCode=" + retCode); 21031 } 21032 } 21033 } 21034 // writer 21035 synchronized (mPackages) { 21036 // If the platform SDK has changed since the last time we booted, 21037 // we need to re-grant app permission to catch any new ones that 21038 // appear. This is really a hack, and means that apps can in some 21039 // cases get permissions that the user didn't initially explicitly 21040 // allow... it would be nice to have some better way to handle 21041 // this situation. 21042 final VersionInfo ver = externalStorage ? mSettings.getExternalVersion() 21043 : mSettings.getInternalVersion(); 21044 final String volumeUuid = externalStorage ? StorageManager.UUID_PRIMARY_PHYSICAL 21045 : StorageManager.UUID_PRIVATE_INTERNAL; 21046 21047 int updateFlags = UPDATE_PERMISSIONS_ALL; 21048 if (ver.sdkVersion != mSdkVersion) { 21049 logCriticalInfo(Log.INFO, "Platform changed from " + ver.sdkVersion + " to " 21050 + mSdkVersion + "; regranting permissions for external"); 21051 updateFlags |= UPDATE_PERMISSIONS_REPLACE_PKG | UPDATE_PERMISSIONS_REPLACE_ALL; 21052 } 21053 updatePermissionsLPw(null, null, volumeUuid, updateFlags); 21054 21055 // Yay, everything is now upgraded 21056 ver.forceCurrent(); 21057 21058 // can downgrade to reader 21059 // Persist settings 21060 mSettings.writeLPr(); 21061 } 21062 // Send a broadcast to let everyone know we are done processing 21063 if (pkgList.size() > 0) { 21064 sendResourcesChangedBroadcast(true, false, pkgList, uidArr, null); 21065 } 21066 } 21067 21068 /* 21069 * Utility method to unload a list of specified containers 21070 */ 21071 private void unloadAllContainers(Set<AsecInstallArgs> cidArgs) { 21072 // Just unmount all valid containers. 21073 for (AsecInstallArgs arg : cidArgs) { 21074 synchronized (mInstallLock) { 21075 arg.doPostDeleteLI(false); 21076 } 21077 } 21078 } 21079 21080 /* 21081 * Unload packages mounted on external media. This involves deleting package 21082 * data from internal structures, sending broadcasts about disabled packages, 21083 * gc'ing to free up references, unmounting all secure containers 21084 * corresponding to packages on external media, and posting a 21085 * UPDATED_MEDIA_STATUS message if status has been requested. Please note 21086 * that we always have to post this message if status has been requested no 21087 * matter what. 21088 */ 21089 private void unloadMediaPackages(ArrayMap<AsecInstallArgs, String> processCids, int uidArr[], 21090 final boolean reportStatus) { 21091 if (DEBUG_SD_INSTALL) 21092 Log.i(TAG, "unloading media packages"); 21093 ArrayList<String> pkgList = new ArrayList<String>(); 21094 ArrayList<AsecInstallArgs> failedList = new ArrayList<AsecInstallArgs>(); 21095 final Set<AsecInstallArgs> keys = processCids.keySet(); 21096 for (AsecInstallArgs args : keys) { 21097 String pkgName = args.getPackageName(); 21098 if (DEBUG_SD_INSTALL) 21099 Log.i(TAG, "Trying to unload pkg : " + pkgName); 21100 // Delete package internally 21101 PackageRemovedInfo outInfo = new PackageRemovedInfo(); 21102 synchronized (mInstallLock) { 21103 final int deleteFlags = PackageManager.DELETE_KEEP_DATA; 21104 final boolean res; 21105 try (PackageFreezer freezer = freezePackageForDelete(pkgName, deleteFlags, 21106 "unloadMediaPackages")) { 21107 res = deletePackageLIF(pkgName, null, false, null, deleteFlags, outInfo, false, 21108 null); 21109 } 21110 if (res) { 21111 pkgList.add(pkgName); 21112 } else { 21113 Slog.e(TAG, "Failed to delete pkg from sdcard : " + pkgName); 21114 failedList.add(args); 21115 } 21116 } 21117 } 21118 21119 // reader 21120 synchronized (mPackages) { 21121 // We didn't update the settings after removing each package; 21122 // write them now for all packages. 21123 mSettings.writeLPr(); 21124 } 21125 21126 // We have to absolutely send UPDATED_MEDIA_STATUS only 21127 // after confirming that all the receivers processed the ordered 21128 // broadcast when packages get disabled, force a gc to clean things up. 21129 // and unload all the containers. 21130 if (pkgList.size() > 0) { 21131 sendResourcesChangedBroadcast(false, false, pkgList, uidArr, 21132 new IIntentReceiver.Stub() { 21133 public void performReceive(Intent intent, int resultCode, String data, 21134 Bundle extras, boolean ordered, boolean sticky, 21135 int sendingUser) throws RemoteException { 21136 Message msg = mHandler.obtainMessage(UPDATED_MEDIA_STATUS, 21137 reportStatus ? 1 : 0, 1, keys); 21138 mHandler.sendMessage(msg); 21139 } 21140 }); 21141 } else { 21142 Message msg = mHandler.obtainMessage(UPDATED_MEDIA_STATUS, reportStatus ? 1 : 0, -1, 21143 keys); 21144 mHandler.sendMessage(msg); 21145 } 21146 } 21147 21148 private void loadPrivatePackages(final VolumeInfo vol) { 21149 mHandler.post(new Runnable() { 21150 @Override 21151 public void run() { 21152 loadPrivatePackagesInner(vol); 21153 } 21154 }); 21155 } 21156 21157 private void loadPrivatePackagesInner(VolumeInfo vol) { 21158 final String volumeUuid = vol.fsUuid; 21159 if (TextUtils.isEmpty(volumeUuid)) { 21160 Slog.e(TAG, "Loading internal storage is probably a mistake; ignoring"); 21161 return; 21162 } 21163 21164 final ArrayList<PackageFreezer> freezers = new ArrayList<>(); 21165 final ArrayList<ApplicationInfo> loaded = new ArrayList<>(); 21166 final int parseFlags = mDefParseFlags | PackageParser.PARSE_EXTERNAL_STORAGE; 21167 21168 final VersionInfo ver; 21169 final List<PackageSetting> packages; 21170 synchronized (mPackages) { 21171 ver = mSettings.findOrCreateVersion(volumeUuid); 21172 packages = mSettings.getVolumePackagesLPr(volumeUuid); 21173 } 21174 21175 for (PackageSetting ps : packages) { 21176 freezers.add(freezePackage(ps.name, "loadPrivatePackagesInner")); 21177 synchronized (mInstallLock) { 21178 final PackageParser.Package pkg; 21179 try { 21180 pkg = scanPackageTracedLI(ps.codePath, parseFlags, SCAN_INITIAL, 0, null); 21181 loaded.add(pkg.applicationInfo); 21182 21183 } catch (PackageManagerException e) { 21184 Slog.w(TAG, "Failed to scan " + ps.codePath + ": " + e.getMessage()); 21185 } 21186 21187 if (!Build.FINGERPRINT.equals(ver.fingerprint)) { 21188 clearAppDataLIF(ps.pkg, UserHandle.USER_ALL, 21189 StorageManager.FLAG_STORAGE_DE | StorageManager.FLAG_STORAGE_CE 21190 | Installer.FLAG_CLEAR_CODE_CACHE_ONLY); 21191 } 21192 } 21193 } 21194 21195 // Reconcile app data for all started/unlocked users 21196 final StorageManager sm = mContext.getSystemService(StorageManager.class); 21197 final UserManager um = mContext.getSystemService(UserManager.class); 21198 UserManagerInternal umInternal = getUserManagerInternal(); 21199 for (UserInfo user : um.getUsers()) { 21200 final int flags; 21201 if (umInternal.isUserUnlockingOrUnlocked(user.id)) { 21202 flags = StorageManager.FLAG_STORAGE_DE | StorageManager.FLAG_STORAGE_CE; 21203 } else if (umInternal.isUserRunning(user.id)) { 21204 flags = StorageManager.FLAG_STORAGE_DE; 21205 } else { 21206 continue; 21207 } 21208 21209 try { 21210 sm.prepareUserStorage(volumeUuid, user.id, user.serialNumber, flags); 21211 synchronized (mInstallLock) { 21212 reconcileAppsDataLI(volumeUuid, user.id, flags, true /* migrateAppData */); 21213 } 21214 } catch (IllegalStateException e) { 21215 // Device was probably ejected, and we'll process that event momentarily 21216 Slog.w(TAG, "Failed to prepare storage: " + e); 21217 } 21218 } 21219 21220 synchronized (mPackages) { 21221 int updateFlags = UPDATE_PERMISSIONS_ALL; 21222 if (ver.sdkVersion != mSdkVersion) { 21223 logCriticalInfo(Log.INFO, "Platform changed from " + ver.sdkVersion + " to " 21224 + mSdkVersion + "; regranting permissions for " + volumeUuid); 21225 updateFlags |= UPDATE_PERMISSIONS_REPLACE_PKG | UPDATE_PERMISSIONS_REPLACE_ALL; 21226 } 21227 updatePermissionsLPw(null, null, volumeUuid, updateFlags); 21228 21229 // Yay, everything is now upgraded 21230 ver.forceCurrent(); 21231 21232 mSettings.writeLPr(); 21233 } 21234 21235 for (PackageFreezer freezer : freezers) { 21236 freezer.close(); 21237 } 21238 21239 if (DEBUG_INSTALL) Slog.d(TAG, "Loaded packages " + loaded); 21240 sendResourcesChangedBroadcast(true, false, loaded, null); 21241 } 21242 21243 private void unloadPrivatePackages(final VolumeInfo vol) { 21244 mHandler.post(new Runnable() { 21245 @Override 21246 public void run() { 21247 unloadPrivatePackagesInner(vol); 21248 } 21249 }); 21250 } 21251 21252 private void unloadPrivatePackagesInner(VolumeInfo vol) { 21253 final String volumeUuid = vol.fsUuid; 21254 if (TextUtils.isEmpty(volumeUuid)) { 21255 Slog.e(TAG, "Unloading internal storage is probably a mistake; ignoring"); 21256 return; 21257 } 21258 21259 final ArrayList<ApplicationInfo> unloaded = new ArrayList<>(); 21260 synchronized (mInstallLock) { 21261 synchronized (mPackages) { 21262 final List<PackageSetting> packages = mSettings.getVolumePackagesLPr(volumeUuid); 21263 for (PackageSetting ps : packages) { 21264 if (ps.pkg == null) continue; 21265 21266 final ApplicationInfo info = ps.pkg.applicationInfo; 21267 final int deleteFlags = PackageManager.DELETE_KEEP_DATA; 21268 final PackageRemovedInfo outInfo = new PackageRemovedInfo(); 21269 21270 try (PackageFreezer freezer = freezePackageForDelete(ps.name, deleteFlags, 21271 "unloadPrivatePackagesInner")) { 21272 if (deletePackageLIF(ps.name, null, false, null, deleteFlags, outInfo, 21273 false, null)) { 21274 unloaded.add(info); 21275 } else { 21276 Slog.w(TAG, "Failed to unload " + ps.codePath); 21277 } 21278 } 21279 21280 // Try very hard to release any references to this package 21281 // so we don't risk the system server being killed due to 21282 // open FDs 21283 AttributeCache.instance().removePackage(ps.name); 21284 } 21285 21286 mSettings.writeLPr(); 21287 } 21288 } 21289 21290 if (DEBUG_INSTALL) Slog.d(TAG, "Unloaded packages " + unloaded); 21291 sendResourcesChangedBroadcast(false, false, unloaded, null); 21292 21293 // Try very hard to release any references to this path so we don't risk 21294 // the system server being killed due to open FDs 21295 ResourcesManager.getInstance().invalidatePath(vol.getPath().getAbsolutePath()); 21296 21297 for (int i = 0; i < 3; i++) { 21298 System.gc(); 21299 System.runFinalization(); 21300 } 21301 } 21302 21303 /** 21304 * Examine all users present on given mounted volume, and destroy data 21305 * belonging to users that are no longer valid, or whose user ID has been 21306 * recycled. 21307 */ 21308 private void reconcileUsers(String volumeUuid) { 21309 final List<File> files = new ArrayList<>(); 21310 Collections.addAll(files, FileUtils 21311 .listFilesOrEmpty(Environment.getDataUserDeDirectory(volumeUuid))); 21312 Collections.addAll(files, FileUtils 21313 .listFilesOrEmpty(Environment.getDataUserCeDirectory(volumeUuid))); 21314 Collections.addAll(files, FileUtils 21315 .listFilesOrEmpty(Environment.getDataSystemDeDirectory())); 21316 Collections.addAll(files, FileUtils 21317 .listFilesOrEmpty(Environment.getDataSystemCeDirectory())); 21318 Collections.addAll(files, FileUtils 21319 .listFilesOrEmpty(Environment.getDataMiscCeDirectory())); 21320 for (File file : files) { 21321 if (!file.isDirectory()) continue; 21322 21323 final int userId; 21324 final UserInfo info; 21325 try { 21326 userId = Integer.parseInt(file.getName()); 21327 info = sUserManager.getUserInfo(userId); 21328 } catch (NumberFormatException e) { 21329 Slog.w(TAG, "Invalid user directory " + file); 21330 continue; 21331 } 21332 21333 boolean destroyUser = false; 21334 if (info == null) { 21335 logCriticalInfo(Log.WARN, "Destroying user directory " + file 21336 + " because no matching user was found"); 21337 destroyUser = true; 21338 } else if (!mOnlyCore) { 21339 try { 21340 UserManagerService.enforceSerialNumber(file, info.serialNumber); 21341 } catch (IOException e) { 21342 logCriticalInfo(Log.WARN, "Destroying user directory " + file 21343 + " because we failed to enforce serial number: " + e); 21344 destroyUser = true; 21345 } 21346 } 21347 21348 if (destroyUser) { 21349 synchronized (mInstallLock) { 21350 mUserDataPreparer.destroyUserDataLI(volumeUuid, userId, 21351 StorageManager.FLAG_STORAGE_DE | StorageManager.FLAG_STORAGE_CE); 21352 } 21353 } 21354 } 21355 } 21356 21357 private void assertPackageKnown(String volumeUuid, String packageName) 21358 throws PackageManagerException { 21359 synchronized (mPackages) { 21360 // Normalize package name to handle renamed packages 21361 packageName = normalizePackageNameLPr(packageName); 21362 21363 final PackageSetting ps = mSettings.mPackages.get(packageName); 21364 if (ps == null) { 21365 throw new PackageManagerException("Package " + packageName + " is unknown"); 21366 } else if (!TextUtils.equals(volumeUuid, ps.volumeUuid)) { 21367 throw new PackageManagerException( 21368 "Package " + packageName + " found on unknown volume " + volumeUuid 21369 + "; expected volume " + ps.volumeUuid); 21370 } 21371 } 21372 } 21373 21374 private void assertPackageKnownAndInstalled(String volumeUuid, String packageName, int userId) 21375 throws PackageManagerException { 21376 synchronized (mPackages) { 21377 // Normalize package name to handle renamed packages 21378 packageName = normalizePackageNameLPr(packageName); 21379 21380 final PackageSetting ps = mSettings.mPackages.get(packageName); 21381 if (ps == null) { 21382 throw new PackageManagerException("Package " + packageName + " is unknown"); 21383 } else if (!TextUtils.equals(volumeUuid, ps.volumeUuid)) { 21384 throw new PackageManagerException( 21385 "Package " + packageName + " found on unknown volume " + volumeUuid 21386 + "; expected volume " + ps.volumeUuid); 21387 } else if (!ps.getInstalled(userId)) { 21388 throw new PackageManagerException( 21389 "Package " + packageName + " not installed for user " + userId); 21390 } 21391 } 21392 } 21393 21394 private List<String> collectAbsoluteCodePaths() { 21395 synchronized (mPackages) { 21396 List<String> codePaths = new ArrayList<>(); 21397 final int packageCount = mSettings.mPackages.size(); 21398 for (int i = 0; i < packageCount; i++) { 21399 final PackageSetting ps = mSettings.mPackages.valueAt(i); 21400 codePaths.add(ps.codePath.getAbsolutePath()); 21401 } 21402 return codePaths; 21403 } 21404 } 21405 21406 /** 21407 * Examine all apps present on given mounted volume, and destroy apps that 21408 * aren't expected, either due to uninstallation or reinstallation on 21409 * another volume. 21410 */ 21411 private void reconcileApps(String volumeUuid) { 21412 List<String> absoluteCodePaths = collectAbsoluteCodePaths(); 21413 List<File> filesToDelete = null; 21414 21415 final File[] files = FileUtils.listFilesOrEmpty( 21416 Environment.getDataAppDirectory(volumeUuid)); 21417 for (File file : files) { 21418 final boolean isPackage = (isApkFile(file) || file.isDirectory()) 21419 && !PackageInstallerService.isStageName(file.getName()); 21420 if (!isPackage) { 21421 // Ignore entries which are not packages 21422 continue; 21423 } 21424 21425 String absolutePath = file.getAbsolutePath(); 21426 21427 boolean pathValid = false; 21428 final int absoluteCodePathCount = absoluteCodePaths.size(); 21429 for (int i = 0; i < absoluteCodePathCount; i++) { 21430 String absoluteCodePath = absoluteCodePaths.get(i); 21431 if (absolutePath.startsWith(absoluteCodePath)) { 21432 pathValid = true; 21433 break; 21434 } 21435 } 21436 21437 if (!pathValid) { 21438 if (filesToDelete == null) { 21439 filesToDelete = new ArrayList<>(); 21440 } 21441 filesToDelete.add(file); 21442 } 21443 } 21444 21445 if (filesToDelete != null) { 21446 final int fileToDeleteCount = filesToDelete.size(); 21447 for (int i = 0; i < fileToDeleteCount; i++) { 21448 File fileToDelete = filesToDelete.get(i); 21449 logCriticalInfo(Log.WARN, "Destroying orphaned" + fileToDelete); 21450 synchronized (mInstallLock) { 21451 removeCodePathLI(fileToDelete); 21452 } 21453 } 21454 } 21455 } 21456 21457 /** 21458 * Reconcile all app data for the given user. 21459 * <p> 21460 * Verifies that directories exist and that ownership and labeling is 21461 * correct for all installed apps on all mounted volumes. 21462 */ 21463 void reconcileAppsData(int userId, int flags, boolean migrateAppsData) { 21464 final StorageManager storage = mContext.getSystemService(StorageManager.class); 21465 for (VolumeInfo vol : storage.getWritablePrivateVolumes()) { 21466 final String volumeUuid = vol.getFsUuid(); 21467 synchronized (mInstallLock) { 21468 reconcileAppsDataLI(volumeUuid, userId, flags, migrateAppsData); 21469 } 21470 } 21471 } 21472 21473 /** 21474 * Reconcile all app data on given mounted volume. 21475 * <p> 21476 * Destroys app data that isn't expected, either due to uninstallation or 21477 * reinstallation on another volume. 21478 * <p> 21479 * Verifies that directories exist and that ownership and labeling is 21480 * correct for all installed apps. 21481 */ 21482 private void reconcileAppsDataLI(String volumeUuid, int userId, int flags, 21483 boolean migrateAppData) { 21484 Slog.v(TAG, "reconcileAppsData for " + volumeUuid + " u" + userId + " 0x" 21485 + Integer.toHexString(flags) + " migrateAppData=" + migrateAppData); 21486 21487 final File ceDir = Environment.getDataUserCeDirectory(volumeUuid, userId); 21488 final File deDir = Environment.getDataUserDeDirectory(volumeUuid, userId); 21489 21490 // First look for stale data that doesn't belong, and check if things 21491 // have changed since we did our last restorecon 21492 if ((flags & StorageManager.FLAG_STORAGE_CE) != 0) { 21493 if (StorageManager.isFileEncryptedNativeOrEmulated() 21494 && !StorageManager.isUserKeyUnlocked(userId)) { 21495 throw new RuntimeException( 21496 "Yikes, someone asked us to reconcile CE storage while " + userId 21497 + " was still locked; this would have caused massive data loss!"); 21498 } 21499 21500 final File[] files = FileUtils.listFilesOrEmpty(ceDir); 21501 for (File file : files) { 21502 final String packageName = file.getName(); 21503 try { 21504 assertPackageKnownAndInstalled(volumeUuid, packageName, userId); 21505 } catch (PackageManagerException e) { 21506 logCriticalInfo(Log.WARN, "Destroying " + file + " due to: " + e); 21507 try { 21508 mInstaller.destroyAppData(volumeUuid, packageName, userId, 21509 StorageManager.FLAG_STORAGE_CE, 0); 21510 } catch (InstallerException e2) { 21511 logCriticalInfo(Log.WARN, "Failed to destroy: " + e2); 21512 } 21513 } 21514 } 21515 } 21516 if ((flags & StorageManager.FLAG_STORAGE_DE) != 0) { 21517 final File[] files = FileUtils.listFilesOrEmpty(deDir); 21518 for (File file : files) { 21519 final String packageName = file.getName(); 21520 try { 21521 assertPackageKnownAndInstalled(volumeUuid, packageName, userId); 21522 } catch (PackageManagerException e) { 21523 logCriticalInfo(Log.WARN, "Destroying " + file + " due to: " + e); 21524 try { 21525 mInstaller.destroyAppData(volumeUuid, packageName, userId, 21526 StorageManager.FLAG_STORAGE_DE, 0); 21527 } catch (InstallerException e2) { 21528 logCriticalInfo(Log.WARN, "Failed to destroy: " + e2); 21529 } 21530 } 21531 } 21532 } 21533 21534 // Ensure that data directories are ready to roll for all packages 21535 // installed for this volume and user 21536 final List<PackageSetting> packages; 21537 synchronized (mPackages) { 21538 packages = mSettings.getVolumePackagesLPr(volumeUuid); 21539 } 21540 int preparedCount = 0; 21541 for (PackageSetting ps : packages) { 21542 final String packageName = ps.name; 21543 if (ps.pkg == null) { 21544 Slog.w(TAG, "Odd, missing scanned package " + packageName); 21545 // TODO: might be due to legacy ASEC apps; we should circle back 21546 // and reconcile again once they're scanned 21547 continue; 21548 } 21549 21550 if (ps.getInstalled(userId)) { 21551 prepareAppDataLIF(ps.pkg, userId, flags); 21552 21553 if (migrateAppData && maybeMigrateAppDataLIF(ps.pkg, userId)) { 21554 // We may have just shuffled around app data directories, so 21555 // prepare them one more time 21556 prepareAppDataLIF(ps.pkg, userId, flags); 21557 } 21558 21559 preparedCount++; 21560 } 21561 } 21562 21563 Slog.v(TAG, "reconcileAppsData finished " + preparedCount + " packages"); 21564 } 21565 21566 /** 21567 * Prepare app data for the given app just after it was installed or 21568 * upgraded. This method carefully only touches users that it's installed 21569 * for, and it forces a restorecon to handle any seinfo changes. 21570 * <p> 21571 * Verifies that directories exist and that ownership and labeling is 21572 * correct for all installed apps. If there is an ownership mismatch, it 21573 * will try recovering system apps by wiping data; third-party app data is 21574 * left intact. 21575 * <p> 21576 * <em>Note: To avoid a deadlock, do not call this method with {@code mPackages} lock held</em> 21577 */ 21578 private void prepareAppDataAfterInstallLIF(PackageParser.Package pkg) { 21579 final PackageSetting ps; 21580 synchronized (mPackages) { 21581 ps = mSettings.mPackages.get(pkg.packageName); 21582 mSettings.writeKernelMappingLPr(ps); 21583 } 21584 21585 final UserManager um = mContext.getSystemService(UserManager.class); 21586 UserManagerInternal umInternal = getUserManagerInternal(); 21587 for (UserInfo user : um.getUsers()) { 21588 final int flags; 21589 if (umInternal.isUserUnlockingOrUnlocked(user.id)) { 21590 flags = StorageManager.FLAG_STORAGE_DE | StorageManager.FLAG_STORAGE_CE; 21591 } else if (umInternal.isUserRunning(user.id)) { 21592 flags = StorageManager.FLAG_STORAGE_DE; 21593 } else { 21594 continue; 21595 } 21596 21597 if (ps.getInstalled(user.id)) { 21598 // TODO: when user data is locked, mark that we're still dirty 21599 prepareAppDataLIF(pkg, user.id, flags); 21600 } 21601 } 21602 } 21603 21604 /** 21605 * Prepare app data for the given app. 21606 * <p> 21607 * Verifies that directories exist and that ownership and labeling is 21608 * correct for all installed apps. If there is an ownership mismatch, this 21609 * will try recovering system apps by wiping data; third-party app data is 21610 * left intact. 21611 */ 21612 private void prepareAppDataLIF(PackageParser.Package pkg, int userId, int flags) { 21613 if (pkg == null) { 21614 Slog.wtf(TAG, "Package was null!", new Throwable()); 21615 return; 21616 } 21617 prepareAppDataLeafLIF(pkg, userId, flags); 21618 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 21619 for (int i = 0; i < childCount; i++) { 21620 prepareAppDataLeafLIF(pkg.childPackages.get(i), userId, flags); 21621 } 21622 } 21623 21624 private void prepareAppDataLeafLIF(PackageParser.Package pkg, int userId, int flags) { 21625 if (DEBUG_APP_DATA) { 21626 Slog.v(TAG, "prepareAppData for " + pkg.packageName + " u" + userId + " 0x" 21627 + Integer.toHexString(flags)); 21628 } 21629 21630 final String volumeUuid = pkg.volumeUuid; 21631 final String packageName = pkg.packageName; 21632 final ApplicationInfo app = pkg.applicationInfo; 21633 final int appId = UserHandle.getAppId(app.uid); 21634 21635 Preconditions.checkNotNull(app.seinfo); 21636 21637 long ceDataInode = -1; 21638 try { 21639 ceDataInode = mInstaller.createAppData(volumeUuid, packageName, userId, flags, 21640 appId, app.seinfo, app.targetSdkVersion); 21641 } catch (InstallerException e) { 21642 if (app.isSystemApp()) { 21643 logCriticalInfo(Log.ERROR, "Failed to create app data for " + packageName 21644 + ", but trying to recover: " + e); 21645 destroyAppDataLeafLIF(pkg, userId, flags); 21646 try { 21647 ceDataInode = mInstaller.createAppData(volumeUuid, packageName, userId, flags, 21648 appId, app.seinfo, app.targetSdkVersion); 21649 logCriticalInfo(Log.DEBUG, "Recovery succeeded!"); 21650 } catch (InstallerException e2) { 21651 logCriticalInfo(Log.DEBUG, "Recovery failed!"); 21652 } 21653 } else { 21654 Slog.e(TAG, "Failed to create app data for " + packageName + ": " + e); 21655 } 21656 } 21657 21658 if ((flags & StorageManager.FLAG_STORAGE_CE) != 0 && ceDataInode != -1) { 21659 // TODO: mark this structure as dirty so we persist it! 21660 synchronized (mPackages) { 21661 final PackageSetting ps = mSettings.mPackages.get(packageName); 21662 if (ps != null) { 21663 ps.setCeDataInode(ceDataInode, userId); 21664 } 21665 } 21666 } 21667 21668 prepareAppDataContentsLeafLIF(pkg, userId, flags); 21669 } 21670 21671 private void prepareAppDataContentsLIF(PackageParser.Package pkg, int userId, int flags) { 21672 if (pkg == null) { 21673 Slog.wtf(TAG, "Package was null!", new Throwable()); 21674 return; 21675 } 21676 prepareAppDataContentsLeafLIF(pkg, userId, flags); 21677 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 21678 for (int i = 0; i < childCount; i++) { 21679 prepareAppDataContentsLeafLIF(pkg.childPackages.get(i), userId, flags); 21680 } 21681 } 21682 21683 private void prepareAppDataContentsLeafLIF(PackageParser.Package pkg, int userId, int flags) { 21684 final String volumeUuid = pkg.volumeUuid; 21685 final String packageName = pkg.packageName; 21686 final ApplicationInfo app = pkg.applicationInfo; 21687 21688 if ((flags & StorageManager.FLAG_STORAGE_CE) != 0) { 21689 // Create a native library symlink only if we have native libraries 21690 // and if the native libraries are 32 bit libraries. We do not provide 21691 // this symlink for 64 bit libraries. 21692 if (app.primaryCpuAbi != null && !VMRuntime.is64BitAbi(app.primaryCpuAbi)) { 21693 final String nativeLibPath = app.nativeLibraryDir; 21694 try { 21695 mInstaller.linkNativeLibraryDirectory(volumeUuid, packageName, 21696 nativeLibPath, userId); 21697 } catch (InstallerException e) { 21698 Slog.e(TAG, "Failed to link native for " + packageName + ": " + e); 21699 } 21700 } 21701 } 21702 } 21703 21704 /** 21705 * For system apps on non-FBE devices, this method migrates any existing 21706 * CE/DE data to match the {@code defaultToDeviceProtectedStorage} flag 21707 * requested by the app. 21708 */ 21709 private boolean maybeMigrateAppDataLIF(PackageParser.Package pkg, int userId) { 21710 if (pkg.isSystemApp() && !StorageManager.isFileEncryptedNativeOrEmulated() 21711 && PackageManager.APPLY_DEFAULT_TO_DEVICE_PROTECTED_STORAGE) { 21712 final int storageTarget = pkg.applicationInfo.isDefaultToDeviceProtectedStorage() 21713 ? StorageManager.FLAG_STORAGE_DE : StorageManager.FLAG_STORAGE_CE; 21714 try { 21715 mInstaller.migrateAppData(pkg.volumeUuid, pkg.packageName, userId, 21716 storageTarget); 21717 } catch (InstallerException e) { 21718 logCriticalInfo(Log.WARN, 21719 "Failed to migrate " + pkg.packageName + ": " + e.getMessage()); 21720 } 21721 return true; 21722 } else { 21723 return false; 21724 } 21725 } 21726 21727 public PackageFreezer freezePackage(String packageName, String killReason) { 21728 return freezePackage(packageName, UserHandle.USER_ALL, killReason); 21729 } 21730 21731 public PackageFreezer freezePackage(String packageName, int userId, String killReason) { 21732 return new PackageFreezer(packageName, userId, killReason); 21733 } 21734 21735 public PackageFreezer freezePackageForInstall(String packageName, int installFlags, 21736 String killReason) { 21737 return freezePackageForInstall(packageName, UserHandle.USER_ALL, installFlags, killReason); 21738 } 21739 21740 public PackageFreezer freezePackageForInstall(String packageName, int userId, int installFlags, 21741 String killReason) { 21742 if ((installFlags & PackageManager.INSTALL_DONT_KILL_APP) != 0) { 21743 return new PackageFreezer(); 21744 } else { 21745 return freezePackage(packageName, userId, killReason); 21746 } 21747 } 21748 21749 public PackageFreezer freezePackageForDelete(String packageName, int deleteFlags, 21750 String killReason) { 21751 return freezePackageForDelete(packageName, UserHandle.USER_ALL, deleteFlags, killReason); 21752 } 21753 21754 public PackageFreezer freezePackageForDelete(String packageName, int userId, int deleteFlags, 21755 String killReason) { 21756 if ((deleteFlags & PackageManager.DELETE_DONT_KILL_APP) != 0) { 21757 return new PackageFreezer(); 21758 } else { 21759 return freezePackage(packageName, userId, killReason); 21760 } 21761 } 21762 21763 /** 21764 * Class that freezes and kills the given package upon creation, and 21765 * unfreezes it upon closing. This is typically used when doing surgery on 21766 * app code/data to prevent the app from running while you're working. 21767 */ 21768 private class PackageFreezer implements AutoCloseable { 21769 private final String mPackageName; 21770 private final PackageFreezer[] mChildren; 21771 21772 private final boolean mWeFroze; 21773 21774 private final AtomicBoolean mClosed = new AtomicBoolean(); 21775 private final CloseGuard mCloseGuard = CloseGuard.get(); 21776 21777 /** 21778 * Create and return a stub freezer that doesn't actually do anything, 21779 * typically used when someone requested 21780 * {@link PackageManager#INSTALL_DONT_KILL_APP} or 21781 * {@link PackageManager#DELETE_DONT_KILL_APP}. 21782 */ 21783 public PackageFreezer() { 21784 mPackageName = null; 21785 mChildren = null; 21786 mWeFroze = false; 21787 mCloseGuard.open("close"); 21788 } 21789 21790 public PackageFreezer(String packageName, int userId, String killReason) { 21791 synchronized (mPackages) { 21792 mPackageName = packageName; 21793 mWeFroze = mFrozenPackages.add(mPackageName); 21794 21795 final PackageSetting ps = mSettings.mPackages.get(mPackageName); 21796 if (ps != null) { 21797 killApplication(ps.name, ps.appId, userId, killReason); 21798 } 21799 21800 final PackageParser.Package p = mPackages.get(packageName); 21801 if (p != null && p.childPackages != null) { 21802 final int N = p.childPackages.size(); 21803 mChildren = new PackageFreezer[N]; 21804 for (int i = 0; i < N; i++) { 21805 mChildren[i] = new PackageFreezer(p.childPackages.get(i).packageName, 21806 userId, killReason); 21807 } 21808 } else { 21809 mChildren = null; 21810 } 21811 } 21812 mCloseGuard.open("close"); 21813 } 21814 21815 @Override 21816 protected void finalize() throws Throwable { 21817 try { 21818 mCloseGuard.warnIfOpen(); 21819 close(); 21820 } finally { 21821 super.finalize(); 21822 } 21823 } 21824 21825 @Override 21826 public void close() { 21827 mCloseGuard.close(); 21828 if (mClosed.compareAndSet(false, true)) { 21829 synchronized (mPackages) { 21830 if (mWeFroze) { 21831 mFrozenPackages.remove(mPackageName); 21832 } 21833 21834 if (mChildren != null) { 21835 for (PackageFreezer freezer : mChildren) { 21836 freezer.close(); 21837 } 21838 } 21839 } 21840 } 21841 } 21842 } 21843 21844 /** 21845 * Verify that given package is currently frozen. 21846 */ 21847 private void checkPackageFrozen(String packageName) { 21848 synchronized (mPackages) { 21849 if (!mFrozenPackages.contains(packageName)) { 21850 Slog.wtf(TAG, "Expected " + packageName + " to be frozen!", new Throwable()); 21851 } 21852 } 21853 } 21854 21855 @Override 21856 public int movePackage(final String packageName, final String volumeUuid) { 21857 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MOVE_PACKAGE, null); 21858 21859 final UserHandle user = new UserHandle(UserHandle.getCallingUserId()); 21860 final int moveId = mNextMoveId.getAndIncrement(); 21861 mHandler.post(new Runnable() { 21862 @Override 21863 public void run() { 21864 try { 21865 movePackageInternal(packageName, volumeUuid, moveId, user); 21866 } catch (PackageManagerException e) { 21867 Slog.w(TAG, "Failed to move " + packageName, e); 21868 mMoveCallbacks.notifyStatusChanged(moveId, 21869 PackageManager.MOVE_FAILED_INTERNAL_ERROR); 21870 } 21871 } 21872 }); 21873 return moveId; 21874 } 21875 21876 private void movePackageInternal(final String packageName, final String volumeUuid, 21877 final int moveId, UserHandle user) throws PackageManagerException { 21878 final StorageManager storage = mContext.getSystemService(StorageManager.class); 21879 final PackageManager pm = mContext.getPackageManager(); 21880 21881 final boolean currentAsec; 21882 final String currentVolumeUuid; 21883 final File codeFile; 21884 final String installerPackageName; 21885 final String packageAbiOverride; 21886 final int appId; 21887 final String seinfo; 21888 final String label; 21889 final int targetSdkVersion; 21890 final PackageFreezer freezer; 21891 final int[] installedUserIds; 21892 21893 // reader 21894 synchronized (mPackages) { 21895 final PackageParser.Package pkg = mPackages.get(packageName); 21896 final PackageSetting ps = mSettings.mPackages.get(packageName); 21897 if (pkg == null || ps == null) { 21898 throw new PackageManagerException(MOVE_FAILED_DOESNT_EXIST, "Missing package"); 21899 } 21900 21901 if (pkg.applicationInfo.isSystemApp()) { 21902 throw new PackageManagerException(MOVE_FAILED_SYSTEM_PACKAGE, 21903 "Cannot move system application"); 21904 } 21905 21906 final boolean isInternalStorage = VolumeInfo.ID_PRIVATE_INTERNAL.equals(volumeUuid); 21907 final boolean allow3rdPartyOnInternal = mContext.getResources().getBoolean( 21908 com.android.internal.R.bool.config_allow3rdPartyAppOnInternal); 21909 if (isInternalStorage && !allow3rdPartyOnInternal) { 21910 throw new PackageManagerException(MOVE_FAILED_3RD_PARTY_NOT_ALLOWED_ON_INTERNAL, 21911 "3rd party apps are not allowed on internal storage"); 21912 } 21913 21914 if (pkg.applicationInfo.isExternalAsec()) { 21915 currentAsec = true; 21916 currentVolumeUuid = StorageManager.UUID_PRIMARY_PHYSICAL; 21917 } else if (pkg.applicationInfo.isForwardLocked()) { 21918 currentAsec = true; 21919 currentVolumeUuid = "forward_locked"; 21920 } else { 21921 currentAsec = false; 21922 currentVolumeUuid = ps.volumeUuid; 21923 21924 final File probe = new File(pkg.codePath); 21925 final File probeOat = new File(probe, "oat"); 21926 if (!probe.isDirectory() || !probeOat.isDirectory()) { 21927 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 21928 "Move only supported for modern cluster style installs"); 21929 } 21930 } 21931 21932 if (Objects.equals(currentVolumeUuid, volumeUuid)) { 21933 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 21934 "Package already moved to " + volumeUuid); 21935 } 21936 if (pkg.applicationInfo.isInternal() && isPackageDeviceAdminOnAnyUser(packageName)) { 21937 throw new PackageManagerException(MOVE_FAILED_DEVICE_ADMIN, 21938 "Device admin cannot be moved"); 21939 } 21940 21941 if (mFrozenPackages.contains(packageName)) { 21942 throw new PackageManagerException(MOVE_FAILED_OPERATION_PENDING, 21943 "Failed to move already frozen package"); 21944 } 21945 21946 codeFile = new File(pkg.codePath); 21947 installerPackageName = ps.installerPackageName; 21948 packageAbiOverride = ps.cpuAbiOverrideString; 21949 appId = UserHandle.getAppId(pkg.applicationInfo.uid); 21950 seinfo = pkg.applicationInfo.seinfo; 21951 label = String.valueOf(pm.getApplicationLabel(pkg.applicationInfo)); 21952 targetSdkVersion = pkg.applicationInfo.targetSdkVersion; 21953 freezer = freezePackage(packageName, "movePackageInternal"); 21954 installedUserIds = ps.queryInstalledUsers(sUserManager.getUserIds(), true); 21955 } 21956 21957 final Bundle extras = new Bundle(); 21958 extras.putString(Intent.EXTRA_PACKAGE_NAME, packageName); 21959 extras.putString(Intent.EXTRA_TITLE, label); 21960 mMoveCallbacks.notifyCreated(moveId, extras); 21961 21962 int installFlags; 21963 final boolean moveCompleteApp; 21964 final File measurePath; 21965 21966 if (Objects.equals(StorageManager.UUID_PRIVATE_INTERNAL, volumeUuid)) { 21967 installFlags = INSTALL_INTERNAL; 21968 moveCompleteApp = !currentAsec; 21969 measurePath = Environment.getDataAppDirectory(volumeUuid); 21970 } else if (Objects.equals(StorageManager.UUID_PRIMARY_PHYSICAL, volumeUuid)) { 21971 installFlags = INSTALL_EXTERNAL; 21972 moveCompleteApp = false; 21973 measurePath = storage.getPrimaryPhysicalVolume().getPath(); 21974 } else { 21975 final VolumeInfo volume = storage.findVolumeByUuid(volumeUuid); 21976 if (volume == null || volume.getType() != VolumeInfo.TYPE_PRIVATE 21977 || !volume.isMountedWritable()) { 21978 freezer.close(); 21979 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 21980 "Move location not mounted private volume"); 21981 } 21982 21983 Preconditions.checkState(!currentAsec); 21984 21985 installFlags = INSTALL_INTERNAL; 21986 moveCompleteApp = true; 21987 measurePath = Environment.getDataAppDirectory(volumeUuid); 21988 } 21989 21990 final PackageStats stats = new PackageStats(null, -1); 21991 synchronized (mInstaller) { 21992 for (int userId : installedUserIds) { 21993 if (!getPackageSizeInfoLI(packageName, userId, stats)) { 21994 freezer.close(); 21995 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 21996 "Failed to measure package size"); 21997 } 21998 } 21999 } 22000 22001 if (DEBUG_INSTALL) Slog.d(TAG, "Measured code size " + stats.codeSize + ", data size " 22002 + stats.dataSize); 22003 22004 final long startFreeBytes = measurePath.getFreeSpace(); 22005 final long sizeBytes; 22006 if (moveCompleteApp) { 22007 sizeBytes = stats.codeSize + stats.dataSize; 22008 } else { 22009 sizeBytes = stats.codeSize; 22010 } 22011 22012 if (sizeBytes > storage.getStorageBytesUntilLow(measurePath)) { 22013 freezer.close(); 22014 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 22015 "Not enough free space to move"); 22016 } 22017 22018 mMoveCallbacks.notifyStatusChanged(moveId, 10); 22019 22020 final CountDownLatch installedLatch = new CountDownLatch(1); 22021 final IPackageInstallObserver2 installObserver = new IPackageInstallObserver2.Stub() { 22022 @Override 22023 public void onUserActionRequired(Intent intent) throws RemoteException { 22024 throw new IllegalStateException(); 22025 } 22026 22027 @Override 22028 public void onPackageInstalled(String basePackageName, int returnCode, String msg, 22029 Bundle extras) throws RemoteException { 22030 if (DEBUG_INSTALL) Slog.d(TAG, "Install result for move: " 22031 + PackageManager.installStatusToString(returnCode, msg)); 22032 22033 installedLatch.countDown(); 22034 freezer.close(); 22035 22036 final int status = PackageManager.installStatusToPublicStatus(returnCode); 22037 switch (status) { 22038 case PackageInstaller.STATUS_SUCCESS: 22039 mMoveCallbacks.notifyStatusChanged(moveId, 22040 PackageManager.MOVE_SUCCEEDED); 22041 break; 22042 case PackageInstaller.STATUS_FAILURE_STORAGE: 22043 mMoveCallbacks.notifyStatusChanged(moveId, 22044 PackageManager.MOVE_FAILED_INSUFFICIENT_STORAGE); 22045 break; 22046 default: 22047 mMoveCallbacks.notifyStatusChanged(moveId, 22048 PackageManager.MOVE_FAILED_INTERNAL_ERROR); 22049 break; 22050 } 22051 } 22052 }; 22053 22054 final MoveInfo move; 22055 if (moveCompleteApp) { 22056 // Kick off a thread to report progress estimates 22057 new Thread() { 22058 @Override 22059 public void run() { 22060 while (true) { 22061 try { 22062 if (installedLatch.await(1, TimeUnit.SECONDS)) { 22063 break; 22064 } 22065 } catch (InterruptedException ignored) { 22066 } 22067 22068 final long deltaFreeBytes = startFreeBytes - measurePath.getFreeSpace(); 22069 final int progress = 10 + (int) MathUtils.constrain( 22070 ((deltaFreeBytes * 80) / sizeBytes), 0, 80); 22071 mMoveCallbacks.notifyStatusChanged(moveId, progress); 22072 } 22073 } 22074 }.start(); 22075 22076 final String dataAppName = codeFile.getName(); 22077 move = new MoveInfo(moveId, currentVolumeUuid, volumeUuid, packageName, 22078 dataAppName, appId, seinfo, targetSdkVersion); 22079 } else { 22080 move = null; 22081 } 22082 22083 installFlags |= PackageManager.INSTALL_REPLACE_EXISTING; 22084 22085 final Message msg = mHandler.obtainMessage(INIT_COPY); 22086 final OriginInfo origin = OriginInfo.fromExistingFile(codeFile); 22087 final InstallParams params = new InstallParams(origin, move, installObserver, installFlags, 22088 installerPackageName, volumeUuid, null /*verificationInfo*/, user, 22089 packageAbiOverride, null /*grantedPermissions*/, null /*certificates*/, 22090 PackageManager.INSTALL_REASON_UNKNOWN); 22091 params.setTraceMethod("movePackage").setTraceCookie(System.identityHashCode(params)); 22092 msg.obj = params; 22093 22094 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "movePackage", 22095 System.identityHashCode(msg.obj)); 22096 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "queueInstall", 22097 System.identityHashCode(msg.obj)); 22098 22099 mHandler.sendMessage(msg); 22100 } 22101 22102 @Override 22103 public int movePrimaryStorage(String volumeUuid) throws RemoteException { 22104 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MOVE_PACKAGE, null); 22105 22106 final int realMoveId = mNextMoveId.getAndIncrement(); 22107 final Bundle extras = new Bundle(); 22108 extras.putString(VolumeRecord.EXTRA_FS_UUID, volumeUuid); 22109 mMoveCallbacks.notifyCreated(realMoveId, extras); 22110 22111 final IPackageMoveObserver callback = new IPackageMoveObserver.Stub() { 22112 @Override 22113 public void onCreated(int moveId, Bundle extras) { 22114 // Ignored 22115 } 22116 22117 @Override 22118 public void onStatusChanged(int moveId, int status, long estMillis) { 22119 mMoveCallbacks.notifyStatusChanged(realMoveId, status, estMillis); 22120 } 22121 }; 22122 22123 final StorageManager storage = mContext.getSystemService(StorageManager.class); 22124 storage.setPrimaryStorageUuid(volumeUuid, callback); 22125 return realMoveId; 22126 } 22127 22128 @Override 22129 public int getMoveStatus(int moveId) { 22130 mContext.enforceCallingOrSelfPermission( 22131 android.Manifest.permission.MOUNT_UNMOUNT_FILESYSTEMS, null); 22132 return mMoveCallbacks.mLastStatus.get(moveId); 22133 } 22134 22135 @Override 22136 public void registerMoveCallback(IPackageMoveObserver callback) { 22137 mContext.enforceCallingOrSelfPermission( 22138 android.Manifest.permission.MOUNT_UNMOUNT_FILESYSTEMS, null); 22139 mMoveCallbacks.register(callback); 22140 } 22141 22142 @Override 22143 public void unregisterMoveCallback(IPackageMoveObserver callback) { 22144 mContext.enforceCallingOrSelfPermission( 22145 android.Manifest.permission.MOUNT_UNMOUNT_FILESYSTEMS, null); 22146 mMoveCallbacks.unregister(callback); 22147 } 22148 22149 @Override 22150 public boolean setInstallLocation(int loc) { 22151 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.WRITE_SECURE_SETTINGS, 22152 null); 22153 if (getInstallLocation() == loc) { 22154 return true; 22155 } 22156 if (loc == PackageHelper.APP_INSTALL_AUTO || loc == PackageHelper.APP_INSTALL_INTERNAL 22157 || loc == PackageHelper.APP_INSTALL_EXTERNAL) { 22158 android.provider.Settings.Global.putInt(mContext.getContentResolver(), 22159 android.provider.Settings.Global.DEFAULT_INSTALL_LOCATION, loc); 22160 return true; 22161 } 22162 return false; 22163 } 22164 22165 @Override 22166 public int getInstallLocation() { 22167 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 22168 android.provider.Settings.Global.DEFAULT_INSTALL_LOCATION, 22169 PackageHelper.APP_INSTALL_AUTO); 22170 } 22171 22172 /** Called by UserManagerService */ 22173 void cleanUpUser(UserManagerService userManager, int userHandle) { 22174 synchronized (mPackages) { 22175 mDirtyUsers.remove(userHandle); 22176 mUserNeedsBadging.delete(userHandle); 22177 mSettings.removeUserLPw(userHandle); 22178 mPendingBroadcasts.remove(userHandle); 22179 mInstantAppRegistry.onUserRemovedLPw(userHandle); 22180 removeUnusedPackagesLPw(userManager, userHandle); 22181 } 22182 } 22183 22184 /** 22185 * We're removing userHandle and would like to remove any downloaded packages 22186 * that are no longer in use by any other user. 22187 * @param userHandle the user being removed 22188 */ 22189 private void removeUnusedPackagesLPw(UserManagerService userManager, final int userHandle) { 22190 final boolean DEBUG_CLEAN_APKS = false; 22191 int [] users = userManager.getUserIds(); 22192 Iterator<PackageSetting> psit = mSettings.mPackages.values().iterator(); 22193 while (psit.hasNext()) { 22194 PackageSetting ps = psit.next(); 22195 if (ps.pkg == null) { 22196 continue; 22197 } 22198 final String packageName = ps.pkg.packageName; 22199 // Skip over if system app 22200 if ((ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) != 0) { 22201 continue; 22202 } 22203 if (DEBUG_CLEAN_APKS) { 22204 Slog.i(TAG, "Checking package " + packageName); 22205 } 22206 boolean keep = shouldKeepUninstalledPackageLPr(packageName); 22207 if (keep) { 22208 if (DEBUG_CLEAN_APKS) { 22209 Slog.i(TAG, " Keeping package " + packageName + " - requested by DO"); 22210 } 22211 } else { 22212 for (int i = 0; i < users.length; i++) { 22213 if (users[i] != userHandle && ps.getInstalled(users[i])) { 22214 keep = true; 22215 if (DEBUG_CLEAN_APKS) { 22216 Slog.i(TAG, " Keeping package " + packageName + " for user " 22217 + users[i]); 22218 } 22219 break; 22220 } 22221 } 22222 } 22223 if (!keep) { 22224 if (DEBUG_CLEAN_APKS) { 22225 Slog.i(TAG, " Removing package " + packageName); 22226 } 22227 mHandler.post(new Runnable() { 22228 public void run() { 22229 deletePackageX(packageName, PackageManager.VERSION_CODE_HIGHEST, 22230 userHandle, 0); 22231 } //end run 22232 }); 22233 } 22234 } 22235 } 22236 22237 /** Called by UserManagerService */ 22238 void createNewUser(int userId, String[] disallowedPackages) { 22239 synchronized (mInstallLock) { 22240 mSettings.createNewUserLI(this, mInstaller, userId, disallowedPackages); 22241 } 22242 synchronized (mPackages) { 22243 scheduleWritePackageRestrictionsLocked(userId); 22244 scheduleWritePackageListLocked(userId); 22245 applyFactoryDefaultBrowserLPw(userId); 22246 primeDomainVerificationsLPw(userId); 22247 } 22248 } 22249 22250 void onNewUserCreated(final int userId) { 22251 mDefaultPermissionPolicy.grantDefaultPermissions(userId); 22252 // If permission review for legacy apps is required, we represent 22253 // dagerous permissions for such apps as always granted runtime 22254 // permissions to keep per user flag state whether review is needed. 22255 // Hence, if a new user is added we have to propagate dangerous 22256 // permission grants for these legacy apps. 22257 if (mPermissionReviewRequired) { 22258 updatePermissionsLPw(null, null, UPDATE_PERMISSIONS_ALL 22259 | UPDATE_PERMISSIONS_REPLACE_ALL); 22260 } 22261 } 22262 22263 @Override 22264 public VerifierDeviceIdentity getVerifierDeviceIdentity() throws RemoteException { 22265 mContext.enforceCallingOrSelfPermission( 22266 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 22267 "Only package verification agents can read the verifier device identity"); 22268 22269 synchronized (mPackages) { 22270 return mSettings.getVerifierDeviceIdentityLPw(); 22271 } 22272 } 22273 22274 @Override 22275 public void setPermissionEnforced(String permission, boolean enforced) { 22276 // TODO: Now that we no longer change GID for storage, this should to away. 22277 mContext.enforceCallingOrSelfPermission(Manifest.permission.GRANT_RUNTIME_PERMISSIONS, 22278 "setPermissionEnforced"); 22279 if (READ_EXTERNAL_STORAGE.equals(permission)) { 22280 synchronized (mPackages) { 22281 if (mSettings.mReadExternalStorageEnforced == null 22282 || mSettings.mReadExternalStorageEnforced != enforced) { 22283 mSettings.mReadExternalStorageEnforced = enforced; 22284 mSettings.writeLPr(); 22285 } 22286 } 22287 // kill any non-foreground processes so we restart them and 22288 // grant/revoke the GID. 22289 final IActivityManager am = ActivityManager.getService(); 22290 if (am != null) { 22291 final long token = Binder.clearCallingIdentity(); 22292 try { 22293 am.killProcessesBelowForeground("setPermissionEnforcement"); 22294 } catch (RemoteException e) { 22295 } finally { 22296 Binder.restoreCallingIdentity(token); 22297 } 22298 } 22299 } else { 22300 throw new IllegalArgumentException("No selective enforcement for " + permission); 22301 } 22302 } 22303 22304 @Override 22305 @Deprecated 22306 public boolean isPermissionEnforced(String permission) { 22307 return true; 22308 } 22309 22310 @Override 22311 public boolean isStorageLow() { 22312 final long token = Binder.clearCallingIdentity(); 22313 try { 22314 final DeviceStorageMonitorInternal 22315 dsm = LocalServices.getService(DeviceStorageMonitorInternal.class); 22316 if (dsm != null) { 22317 return dsm.isMemoryLow(); 22318 } else { 22319 return false; 22320 } 22321 } finally { 22322 Binder.restoreCallingIdentity(token); 22323 } 22324 } 22325 22326 @Override 22327 public IPackageInstaller getPackageInstaller() { 22328 return mInstallerService; 22329 } 22330 22331 private boolean userNeedsBadging(int userId) { 22332 int index = mUserNeedsBadging.indexOfKey(userId); 22333 if (index < 0) { 22334 final UserInfo userInfo; 22335 final long token = Binder.clearCallingIdentity(); 22336 try { 22337 userInfo = sUserManager.getUserInfo(userId); 22338 } finally { 22339 Binder.restoreCallingIdentity(token); 22340 } 22341 final boolean b; 22342 if (userInfo != null && userInfo.isManagedProfile()) { 22343 b = true; 22344 } else { 22345 b = false; 22346 } 22347 mUserNeedsBadging.put(userId, b); 22348 return b; 22349 } 22350 return mUserNeedsBadging.valueAt(index); 22351 } 22352 22353 @Override 22354 public KeySet getKeySetByAlias(String packageName, String alias) { 22355 if (packageName == null || alias == null) { 22356 return null; 22357 } 22358 synchronized(mPackages) { 22359 final PackageParser.Package pkg = mPackages.get(packageName); 22360 if (pkg == null) { 22361 Slog.w(TAG, "KeySet requested for unknown package: " + packageName); 22362 throw new IllegalArgumentException("Unknown package: " + packageName); 22363 } 22364 KeySetManagerService ksms = mSettings.mKeySetManagerService; 22365 return new KeySet(ksms.getKeySetByAliasAndPackageNameLPr(packageName, alias)); 22366 } 22367 } 22368 22369 @Override 22370 public KeySet getSigningKeySet(String packageName) { 22371 if (packageName == null) { 22372 return null; 22373 } 22374 synchronized(mPackages) { 22375 final PackageParser.Package pkg = mPackages.get(packageName); 22376 if (pkg == null) { 22377 Slog.w(TAG, "KeySet requested for unknown package: " + packageName); 22378 throw new IllegalArgumentException("Unknown package: " + packageName); 22379 } 22380 if (pkg.applicationInfo.uid != Binder.getCallingUid() 22381 && Process.SYSTEM_UID != Binder.getCallingUid()) { 22382 throw new SecurityException("May not access signing KeySet of other apps."); 22383 } 22384 KeySetManagerService ksms = mSettings.mKeySetManagerService; 22385 return new KeySet(ksms.getSigningKeySetByPackageNameLPr(packageName)); 22386 } 22387 } 22388 22389 @Override 22390 public boolean isPackageSignedByKeySet(String packageName, KeySet ks) { 22391 if (packageName == null || ks == null) { 22392 return false; 22393 } 22394 synchronized(mPackages) { 22395 final PackageParser.Package pkg = mPackages.get(packageName); 22396 if (pkg == null) { 22397 Slog.w(TAG, "KeySet requested for unknown package: " + packageName); 22398 throw new IllegalArgumentException("Unknown package: " + packageName); 22399 } 22400 IBinder ksh = ks.getToken(); 22401 if (ksh instanceof KeySetHandle) { 22402 KeySetManagerService ksms = mSettings.mKeySetManagerService; 22403 return ksms.packageIsSignedByLPr(packageName, (KeySetHandle) ksh); 22404 } 22405 return false; 22406 } 22407 } 22408 22409 @Override 22410 public boolean isPackageSignedByKeySetExactly(String packageName, KeySet ks) { 22411 if (packageName == null || ks == null) { 22412 return false; 22413 } 22414 synchronized(mPackages) { 22415 final PackageParser.Package pkg = mPackages.get(packageName); 22416 if (pkg == null) { 22417 Slog.w(TAG, "KeySet requested for unknown package: " + packageName); 22418 throw new IllegalArgumentException("Unknown package: " + packageName); 22419 } 22420 IBinder ksh = ks.getToken(); 22421 if (ksh instanceof KeySetHandle) { 22422 KeySetManagerService ksms = mSettings.mKeySetManagerService; 22423 return ksms.packageIsSignedByExactlyLPr(packageName, (KeySetHandle) ksh); 22424 } 22425 return false; 22426 } 22427 } 22428 22429 private void deletePackageIfUnusedLPr(final String packageName) { 22430 PackageSetting ps = mSettings.mPackages.get(packageName); 22431 if (ps == null) { 22432 return; 22433 } 22434 if (!ps.isAnyInstalled(sUserManager.getUserIds())) { 22435 // TODO Implement atomic delete if package is unused 22436 // It is currently possible that the package will be deleted even if it is installed 22437 // after this method returns. 22438 mHandler.post(new Runnable() { 22439 public void run() { 22440 deletePackageX(packageName, PackageManager.VERSION_CODE_HIGHEST, 22441 0, PackageManager.DELETE_ALL_USERS); 22442 } 22443 }); 22444 } 22445 } 22446 22447 /** 22448 * Check and throw if the given before/after packages would be considered a 22449 * downgrade. 22450 */ 22451 private static void checkDowngrade(PackageParser.Package before, PackageInfoLite after) 22452 throws PackageManagerException { 22453 if (after.versionCode < before.mVersionCode) { 22454 throw new PackageManagerException(INSTALL_FAILED_VERSION_DOWNGRADE, 22455 "Update version code " + after.versionCode + " is older than current " 22456 + before.mVersionCode); 22457 } else if (after.versionCode == before.mVersionCode) { 22458 if (after.baseRevisionCode < before.baseRevisionCode) { 22459 throw new PackageManagerException(INSTALL_FAILED_VERSION_DOWNGRADE, 22460 "Update base revision code " + after.baseRevisionCode 22461 + " is older than current " + before.baseRevisionCode); 22462 } 22463 22464 if (!ArrayUtils.isEmpty(after.splitNames)) { 22465 for (int i = 0; i < after.splitNames.length; i++) { 22466 final String splitName = after.splitNames[i]; 22467 final int j = ArrayUtils.indexOf(before.splitNames, splitName); 22468 if (j != -1) { 22469 if (after.splitRevisionCodes[i] < before.splitRevisionCodes[j]) { 22470 throw new PackageManagerException(INSTALL_FAILED_VERSION_DOWNGRADE, 22471 "Update split " + splitName + " revision code " 22472 + after.splitRevisionCodes[i] + " is older than current " 22473 + before.splitRevisionCodes[j]); 22474 } 22475 } 22476 } 22477 } 22478 } 22479 } 22480 22481 private static class MoveCallbacks extends Handler { 22482 private static final int MSG_CREATED = 1; 22483 private static final int MSG_STATUS_CHANGED = 2; 22484 22485 private final RemoteCallbackList<IPackageMoveObserver> 22486 mCallbacks = new RemoteCallbackList<>(); 22487 22488 private final SparseIntArray mLastStatus = new SparseIntArray(); 22489 22490 public MoveCallbacks(Looper looper) { 22491 super(looper); 22492 } 22493 22494 public void register(IPackageMoveObserver callback) { 22495 mCallbacks.register(callback); 22496 } 22497 22498 public void unregister(IPackageMoveObserver callback) { 22499 mCallbacks.unregister(callback); 22500 } 22501 22502 @Override 22503 public void handleMessage(Message msg) { 22504 final SomeArgs args = (SomeArgs) msg.obj; 22505 final int n = mCallbacks.beginBroadcast(); 22506 for (int i = 0; i < n; i++) { 22507 final IPackageMoveObserver callback = mCallbacks.getBroadcastItem(i); 22508 try { 22509 invokeCallback(callback, msg.what, args); 22510 } catch (RemoteException ignored) { 22511 } 22512 } 22513 mCallbacks.finishBroadcast(); 22514 args.recycle(); 22515 } 22516 22517 private void invokeCallback(IPackageMoveObserver callback, int what, SomeArgs args) 22518 throws RemoteException { 22519 switch (what) { 22520 case MSG_CREATED: { 22521 callback.onCreated(args.argi1, (Bundle) args.arg2); 22522 break; 22523 } 22524 case MSG_STATUS_CHANGED: { 22525 callback.onStatusChanged(args.argi1, args.argi2, (long) args.arg3); 22526 break; 22527 } 22528 } 22529 } 22530 22531 private void notifyCreated(int moveId, Bundle extras) { 22532 Slog.v(TAG, "Move " + moveId + " created " + extras.toString()); 22533 22534 final SomeArgs args = SomeArgs.obtain(); 22535 args.argi1 = moveId; 22536 args.arg2 = extras; 22537 obtainMessage(MSG_CREATED, args).sendToTarget(); 22538 } 22539 22540 private void notifyStatusChanged(int moveId, int status) { 22541 notifyStatusChanged(moveId, status, -1); 22542 } 22543 22544 private void notifyStatusChanged(int moveId, int status, long estMillis) { 22545 Slog.v(TAG, "Move " + moveId + " status " + status); 22546 22547 final SomeArgs args = SomeArgs.obtain(); 22548 args.argi1 = moveId; 22549 args.argi2 = status; 22550 args.arg3 = estMillis; 22551 obtainMessage(MSG_STATUS_CHANGED, args).sendToTarget(); 22552 22553 synchronized (mLastStatus) { 22554 mLastStatus.put(moveId, status); 22555 } 22556 } 22557 } 22558 22559 private final static class OnPermissionChangeListeners extends Handler { 22560 private static final int MSG_ON_PERMISSIONS_CHANGED = 1; 22561 22562 private final RemoteCallbackList<IOnPermissionsChangeListener> mPermissionListeners = 22563 new RemoteCallbackList<>(); 22564 22565 public OnPermissionChangeListeners(Looper looper) { 22566 super(looper); 22567 } 22568 22569 @Override 22570 public void handleMessage(Message msg) { 22571 switch (msg.what) { 22572 case MSG_ON_PERMISSIONS_CHANGED: { 22573 final int uid = msg.arg1; 22574 handleOnPermissionsChanged(uid); 22575 } break; 22576 } 22577 } 22578 22579 public void addListenerLocked(IOnPermissionsChangeListener listener) { 22580 mPermissionListeners.register(listener); 22581 22582 } 22583 22584 public void removeListenerLocked(IOnPermissionsChangeListener listener) { 22585 mPermissionListeners.unregister(listener); 22586 } 22587 22588 public void onPermissionsChanged(int uid) { 22589 if (mPermissionListeners.getRegisteredCallbackCount() > 0) { 22590 obtainMessage(MSG_ON_PERMISSIONS_CHANGED, uid, 0).sendToTarget(); 22591 } 22592 } 22593 22594 private void handleOnPermissionsChanged(int uid) { 22595 final int count = mPermissionListeners.beginBroadcast(); 22596 try { 22597 for (int i = 0; i < count; i++) { 22598 IOnPermissionsChangeListener callback = mPermissionListeners 22599 .getBroadcastItem(i); 22600 try { 22601 callback.onPermissionsChanged(uid); 22602 } catch (RemoteException e) { 22603 Log.e(TAG, "Permission listener is dead", e); 22604 } 22605 } 22606 } finally { 22607 mPermissionListeners.finishBroadcast(); 22608 } 22609 } 22610 } 22611 22612 private class PackageManagerInternalImpl extends PackageManagerInternal { 22613 @Override 22614 public void setLocationPackagesProvider(PackagesProvider provider) { 22615 synchronized (mPackages) { 22616 mDefaultPermissionPolicy.setLocationPackagesProviderLPw(provider); 22617 } 22618 } 22619 22620 @Override 22621 public void setVoiceInteractionPackagesProvider(PackagesProvider provider) { 22622 synchronized (mPackages) { 22623 mDefaultPermissionPolicy.setVoiceInteractionPackagesProviderLPw(provider); 22624 } 22625 } 22626 22627 @Override 22628 public void setSmsAppPackagesProvider(PackagesProvider provider) { 22629 synchronized (mPackages) { 22630 mDefaultPermissionPolicy.setSmsAppPackagesProviderLPw(provider); 22631 } 22632 } 22633 22634 @Override 22635 public void setDialerAppPackagesProvider(PackagesProvider provider) { 22636 synchronized (mPackages) { 22637 mDefaultPermissionPolicy.setDialerAppPackagesProviderLPw(provider); 22638 } 22639 } 22640 22641 @Override 22642 public void setSimCallManagerPackagesProvider(PackagesProvider provider) { 22643 synchronized (mPackages) { 22644 mDefaultPermissionPolicy.setSimCallManagerPackagesProviderLPw(provider); 22645 } 22646 } 22647 22648 @Override 22649 public void setSyncAdapterPackagesprovider(SyncAdapterPackagesProvider provider) { 22650 synchronized (mPackages) { 22651 mDefaultPermissionPolicy.setSyncAdapterPackagesProviderLPw(provider); 22652 } 22653 } 22654 22655 @Override 22656 public void grantDefaultPermissionsToDefaultSmsApp(String packageName, int userId) { 22657 synchronized (mPackages) { 22658 mDefaultPermissionPolicy.grantDefaultPermissionsToDefaultSmsAppLPr( 22659 packageName, userId); 22660 } 22661 } 22662 22663 @Override 22664 public void grantDefaultPermissionsToDefaultDialerApp(String packageName, int userId) { 22665 synchronized (mPackages) { 22666 mSettings.setDefaultDialerPackageNameLPw(packageName, userId); 22667 mDefaultPermissionPolicy.grantDefaultPermissionsToDefaultDialerAppLPr( 22668 packageName, userId); 22669 } 22670 } 22671 22672 @Override 22673 public void grantDefaultPermissionsToDefaultSimCallManager(String packageName, int userId) { 22674 synchronized (mPackages) { 22675 mDefaultPermissionPolicy.grantDefaultPermissionsToDefaultSimCallManagerLPr( 22676 packageName, userId); 22677 } 22678 } 22679 22680 @Override 22681 public void setKeepUninstalledPackages(final List<String> packageList) { 22682 Preconditions.checkNotNull(packageList); 22683 List<String> removedFromList = null; 22684 synchronized (mPackages) { 22685 if (mKeepUninstalledPackages != null) { 22686 final int packagesCount = mKeepUninstalledPackages.size(); 22687 for (int i = 0; i < packagesCount; i++) { 22688 String oldPackage = mKeepUninstalledPackages.get(i); 22689 if (packageList != null && packageList.contains(oldPackage)) { 22690 continue; 22691 } 22692 if (removedFromList == null) { 22693 removedFromList = new ArrayList<>(); 22694 } 22695 removedFromList.add(oldPackage); 22696 } 22697 } 22698 mKeepUninstalledPackages = new ArrayList<>(packageList); 22699 if (removedFromList != null) { 22700 final int removedCount = removedFromList.size(); 22701 for (int i = 0; i < removedCount; i++) { 22702 deletePackageIfUnusedLPr(removedFromList.get(i)); 22703 } 22704 } 22705 } 22706 } 22707 22708 @Override 22709 public boolean isPermissionsReviewRequired(String packageName, int userId) { 22710 synchronized (mPackages) { 22711 // If we do not support permission review, done. 22712 if (!mPermissionReviewRequired) { 22713 return false; 22714 } 22715 22716 PackageSetting packageSetting = mSettings.mPackages.get(packageName); 22717 if (packageSetting == null) { 22718 return false; 22719 } 22720 22721 // Permission review applies only to apps not supporting the new permission model. 22722 if (packageSetting.pkg.applicationInfo.targetSdkVersion >= Build.VERSION_CODES.M) { 22723 return false; 22724 } 22725 22726 // Legacy apps have the permission and get user consent on launch. 22727 PermissionsState permissionsState = packageSetting.getPermissionsState(); 22728 return permissionsState.isPermissionReviewRequired(userId); 22729 } 22730 } 22731 22732 @Override 22733 public ApplicationInfo getApplicationInfo(String packageName, int userId) { 22734 return PackageManagerService.this.getApplicationInfo(packageName, 0 /*flags*/, userId); 22735 } 22736 22737 @Override 22738 public ComponentName getHomeActivitiesAsUser(List<ResolveInfo> allHomeCandidates, 22739 int userId) { 22740 return PackageManagerService.this.getHomeActivitiesAsUser(allHomeCandidates, userId); 22741 } 22742 22743 @Override 22744 public void setDeviceAndProfileOwnerPackages( 22745 int deviceOwnerUserId, String deviceOwnerPackage, 22746 SparseArray<String> profileOwnerPackages) { 22747 mProtectedPackages.setDeviceAndProfileOwnerPackages( 22748 deviceOwnerUserId, deviceOwnerPackage, profileOwnerPackages); 22749 } 22750 22751 @Override 22752 public boolean isPackageDataProtected(int userId, String packageName) { 22753 return mProtectedPackages.isPackageDataProtected(userId, packageName); 22754 } 22755 22756 @Override 22757 public boolean isPackageEphemeral(int userId, String packageName) { 22758 synchronized (mPackages) { 22759 PackageParser.Package p = mPackages.get(packageName); 22760 return p != null ? p.applicationInfo.isInstantApp() : false; 22761 } 22762 } 22763 22764 @Override 22765 public boolean wasPackageEverLaunched(String packageName, int userId) { 22766 synchronized (mPackages) { 22767 return mSettings.wasPackageEverLaunchedLPr(packageName, userId); 22768 } 22769 } 22770 22771 @Override 22772 public void grantRuntimePermission(String packageName, String name, int userId, 22773 boolean overridePolicy) { 22774 PackageManagerService.this.grantRuntimePermission(packageName, name, userId, 22775 overridePolicy); 22776 } 22777 22778 @Override 22779 public void revokeRuntimePermission(String packageName, String name, int userId, 22780 boolean overridePolicy) { 22781 PackageManagerService.this.revokeRuntimePermission(packageName, name, userId, 22782 overridePolicy); 22783 } 22784 22785 @Override 22786 public String getNameForUid(int uid) { 22787 return PackageManagerService.this.getNameForUid(uid); 22788 } 22789 22790 @Override 22791 public void requestEphemeralResolutionPhaseTwo(EphemeralResponse responseObj, 22792 Intent origIntent, String resolvedType, Intent launchIntent, 22793 String callingPackage, int userId) { 22794 PackageManagerService.this.requestEphemeralResolutionPhaseTwo( 22795 responseObj, origIntent, resolvedType, launchIntent, callingPackage, userId); 22796 } 22797 22798 @Override 22799 public void grantEphemeralAccess(int userId, Intent intent, 22800 int targetAppId, int ephemeralAppId) { 22801 synchronized (mPackages) { 22802 mInstantAppRegistry.grantInstantAccessLPw(userId, intent, 22803 targetAppId, ephemeralAppId); 22804 } 22805 } 22806 22807 @Override 22808 public void pruneInstantApps() { 22809 synchronized (mPackages) { 22810 mInstantAppRegistry.pruneInstantAppsLPw(); 22811 } 22812 } 22813 22814 @Override 22815 public String getSetupWizardPackageName() { 22816 return mSetupWizardPackage; 22817 } 22818 22819 public void setExternalSourcesPolicy(ExternalSourcesPolicy policy) { 22820 if (policy != null) { 22821 mExternalSourcesPolicy = policy; 22822 } 22823 } 22824 22825 @Override 22826 public List<PackageInfo> getOverlayPackages(int userId) { 22827 final ArrayList<PackageInfo> overlayPackages = new ArrayList<PackageInfo>(); 22828 synchronized (mPackages) { 22829 for (PackageParser.Package p : mPackages.values()) { 22830 if (p.mOverlayTarget != null) { 22831 PackageInfo pkg = generatePackageInfo((PackageSetting)p.mExtras, 0, userId); 22832 if (pkg != null) { 22833 overlayPackages.add(pkg); 22834 } 22835 } 22836 } 22837 } 22838 return overlayPackages; 22839 } 22840 22841 @Override 22842 public List<String> getTargetPackageNames(int userId) { 22843 List<String> targetPackages = new ArrayList<>(); 22844 synchronized (mPackages) { 22845 for (PackageParser.Package p : mPackages.values()) { 22846 if (p.mOverlayTarget == null) { 22847 targetPackages.add(p.packageName); 22848 } 22849 } 22850 } 22851 return targetPackages; 22852 } 22853 22854 22855 @Override 22856 public boolean setEnabledOverlayPackages(int userId, String targetPackageName, 22857 List<String> overlayPackageNames) { 22858 // TODO: implement when we integrate OMS properly 22859 return false; 22860 } 22861 } 22862 22863 @Override 22864 public void grantDefaultPermissionsToEnabledCarrierApps(String[] packageNames, int userId) { 22865 enforceSystemOrPhoneCaller("grantPermissionsToEnabledCarrierApps"); 22866 synchronized (mPackages) { 22867 final long identity = Binder.clearCallingIdentity(); 22868 try { 22869 mDefaultPermissionPolicy.grantDefaultPermissionsToEnabledCarrierAppsLPr( 22870 packageNames, userId); 22871 } finally { 22872 Binder.restoreCallingIdentity(identity); 22873 } 22874 } 22875 } 22876 22877 private static void enforceSystemOrPhoneCaller(String tag) { 22878 int callingUid = Binder.getCallingUid(); 22879 if (callingUid != Process.PHONE_UID && callingUid != Process.SYSTEM_UID) { 22880 throw new SecurityException( 22881 "Cannot call " + tag + " from UID " + callingUid); 22882 } 22883 } 22884 22885 boolean isHistoricalPackageUsageAvailable() { 22886 return mPackageUsage.isHistoricalPackageUsageAvailable(); 22887 } 22888 22889 /** 22890 * Return a <b>copy</b> of the collection of packages known to the package manager. 22891 * @return A copy of the values of mPackages. 22892 */ 22893 Collection<PackageParser.Package> getPackages() { 22894 synchronized (mPackages) { 22895 return new ArrayList<>(mPackages.values()); 22896 } 22897 } 22898 22899 /** 22900 * Logs process start information (including base APK hash) to the security log. 22901 * @hide 22902 */ 22903 public void logAppProcessStartIfNeeded(String processName, int uid, String seinfo, 22904 String apkFile, int pid) { 22905 if (!SecurityLog.isLoggingEnabled()) { 22906 return; 22907 } 22908 Bundle data = new Bundle(); 22909 data.putLong("startTimestamp", System.currentTimeMillis()); 22910 data.putString("processName", processName); 22911 data.putInt("uid", uid); 22912 data.putString("seinfo", seinfo); 22913 data.putString("apkFile", apkFile); 22914 data.putInt("pid", pid); 22915 Message msg = mProcessLoggingHandler.obtainMessage( 22916 ProcessLoggingHandler.LOG_APP_PROCESS_START_MSG); 22917 msg.setData(data); 22918 mProcessLoggingHandler.sendMessage(msg); 22919 } 22920 22921 public CompilerStats.PackageStats getCompilerPackageStats(String pkgName) { 22922 return mCompilerStats.getPackageStats(pkgName); 22923 } 22924 22925 public CompilerStats.PackageStats getOrCreateCompilerPackageStats(PackageParser.Package pkg) { 22926 return getOrCreateCompilerPackageStats(pkg.packageName); 22927 } 22928 22929 public CompilerStats.PackageStats getOrCreateCompilerPackageStats(String pkgName) { 22930 return mCompilerStats.getOrCreatePackageStats(pkgName); 22931 } 22932 22933 public void deleteCompilerPackageStats(String pkgName) { 22934 mCompilerStats.deletePackageStats(pkgName); 22935 } 22936 22937 @Override 22938 public int getInstallReason(String packageName, int userId) { 22939 enforceCrossUserPermission(Binder.getCallingUid(), userId, 22940 true /* requireFullPermission */, false /* checkShell */, 22941 "get install reason"); 22942 synchronized (mPackages) { 22943 final PackageSetting ps = mSettings.mPackages.get(packageName); 22944 if (ps != null) { 22945 return ps.getInstallReason(userId); 22946 } 22947 } 22948 return PackageManager.INSTALL_REASON_UNKNOWN; 22949 } 22950 22951 @Override 22952 public boolean canRequestPackageInstalls(String packageName, int userId) { 22953 int callingUid = Binder.getCallingUid(); 22954 int uid = getPackageUid(packageName, 0, userId); 22955 if (callingUid != uid && callingUid != Process.ROOT_UID 22956 && callingUid != Process.SYSTEM_UID) { 22957 throw new SecurityException( 22958 "Caller uid " + callingUid + " does not own package " + packageName); 22959 } 22960 ApplicationInfo info = getApplicationInfo(packageName, 0, userId); 22961 if (info == null) { 22962 return false; 22963 } 22964 if (info.targetSdkVersion < Build.VERSION_CODES.O) { 22965 throw new UnsupportedOperationException( 22966 "Operation only supported on apps targeting Android O or higher"); 22967 } 22968 String appOpPermission = Manifest.permission.REQUEST_INSTALL_PACKAGES; 22969 String[] packagesDeclaringPermission = getAppOpPermissionPackages(appOpPermission); 22970 if (!ArrayUtils.contains(packagesDeclaringPermission, packageName)) { 22971 throw new SecurityException("Need to declare " + appOpPermission + " to call this api"); 22972 } 22973 if (sUserManager.hasUserRestriction(UserManager.DISALLOW_INSTALL_UNKNOWN_SOURCES, userId)) { 22974 return false; 22975 } 22976 if (mExternalSourcesPolicy != null) { 22977 int isTrusted = mExternalSourcesPolicy.getPackageTrustedToInstallApps(packageName, uid); 22978 if (isTrusted != PackageManagerInternal.ExternalSourcesPolicy.USER_DEFAULT) { 22979 return isTrusted == PackageManagerInternal.ExternalSourcesPolicy.USER_TRUSTED; 22980 } 22981 } 22982 return checkUidPermission(appOpPermission, uid) == PERMISSION_GRANTED; 22983 } 22984} 22985